diff options
Diffstat (limited to 'arch')
637 files changed, 6836 insertions, 4824 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 837a1f2d8b9..082d9b4b547 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -15,6 +15,7 @@ config ALPHA select ARCH_WANT_OPTIONAL_GPIOLIB select ARCH_WANT_IPC_PARSE_VERSION select ARCH_HAVE_NMI_SAFE_CMPXCHG + select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE select GENERIC_SMP_IDLE_THREAD select GENERIC_CMOS_UPDATE select GENERIC_STRNCPY_FROM_USER diff --git a/arch/alpha/include/asm/atomic.h b/arch/alpha/include/asm/atomic.h index c2cbe4fc391..78b03ef39f6 100644 --- a/arch/alpha/include/asm/atomic.h +++ b/arch/alpha/include/asm/atomic.h @@ -186,17 +186,24 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v) */ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) { - int c, old; - c = atomic_read(v); - for (;;) { - if (unlikely(c == (u))) - break; - old = atomic_cmpxchg((v), c, c + (a)); - if (likely(old == c)) - break; - c = old; - } - return c; + int c, new, old; + smp_mb(); + __asm__ __volatile__( + "1: ldl_l %[old],%[mem]\n" + " cmpeq %[old],%[u],%[c]\n" + " addl %[old],%[a],%[new]\n" + " bne %[c],2f\n" + " stl_c %[new],%[mem]\n" + " beq %[new],3f\n" + "2:\n" + ".subsection 2\n" + "3: br 1b\n" + ".previous" + : [old] "=&r"(old), [new] "=&r"(new), [c] "=&r"(c) + : [mem] "m"(*v), [a] "rI"(a), [u] "rI"((long)u) + : "memory"); + smp_mb(); + return old; } @@ -207,21 +214,56 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) * @u: ...unless v is equal to u. * * Atomically adds @a to @v, so long as it was not @u. - * Returns the old value of @v. + * Returns true iff @v was not @u. */ static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u) { - long c, old; - c = atomic64_read(v); - for (;;) { - if (unlikely(c == (u))) - break; - old = atomic64_cmpxchg((v), c, c + (a)); - if (likely(old == c)) - break; - c = old; - } - return c != (u); + long c, tmp; + smp_mb(); + __asm__ __volatile__( + "1: ldq_l %[tmp],%[mem]\n" + " cmpeq %[tmp],%[u],%[c]\n" + " addq %[tmp],%[a],%[tmp]\n" + " bne %[c],2f\n" + " stq_c %[tmp],%[mem]\n" + " beq %[tmp],3f\n" + "2:\n" + ".subsection 2\n" + "3: br 1b\n" + ".previous" + : [tmp] "=&r"(tmp), [c] "=&r"(c) + : [mem] "m"(*v), [a] "rI"(a), [u] "rI"(u) + : "memory"); + smp_mb(); + return !c; +} + +/* + * atomic64_dec_if_positive - decrement by 1 if old value positive + * @v: pointer of type atomic_t + * + * The function returns the old value of *v minus 1, even if + * the atomic variable, v, was not decremented. + */ +static inline long atomic64_dec_if_positive(atomic64_t *v) +{ + long old, tmp; + smp_mb(); + __asm__ __volatile__( + "1: ldq_l %[old],%[mem]\n" + " subq %[old],1,%[tmp]\n" + " ble %[old],2f\n" + " stq_c %[tmp],%[mem]\n" + " beq %[tmp],3f\n" + "2:\n" + ".subsection 2\n" + "3: br 1b\n" + ".previous" + : [old] "=&r"(old), [tmp] "=&r"(tmp) + : [mem] "m"(*v) + : "memory"); + smp_mb(); + return old - 1; } #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) diff --git a/arch/alpha/include/asm/param.h b/arch/alpha/include/asm/param.h index bf46af51941..a5b68b268bc 100644 --- a/arch/alpha/include/asm/param.h +++ b/arch/alpha/include/asm/param.h @@ -3,7 +3,9 @@ #include <uapi/asm/param.h> -#define HZ CONFIG_HZ -#define USER_HZ HZ -# define CLOCKS_PER_SEC HZ /* frequency at which times() counts */ +# undef HZ +# define HZ CONFIG_HZ +# define USER_HZ 1024 +# define CLOCKS_PER_SEC USER_HZ /* frequency at which times() counts */ + #endif /* _ASM_ALPHA_PARAM_H */ diff --git a/arch/alpha/include/asm/spinlock.h b/arch/alpha/include/asm/spinlock.h index 3bba21e41b8..37b570d0120 100644 --- a/arch/alpha/include/asm/spinlock.h +++ b/arch/alpha/include/asm/spinlock.h @@ -168,8 +168,4 @@ static inline void arch_write_unlock(arch_rwlock_t * lock) #define arch_read_lock_flags(lock, flags) arch_read_lock(lock) #define arch_write_lock_flags(lock, flags) arch_write_lock(lock) -#define arch_spin_relax(lock) cpu_relax() -#define arch_read_relax(lock) cpu_relax() -#define arch_write_relax(lock) cpu_relax() - #endif /* _ALPHA_SPINLOCK_H */ diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h index 43baee17acd..f2c94402e2c 100644 --- a/arch/alpha/include/asm/unistd.h +++ b/arch/alpha/include/asm/unistd.h @@ -3,8 +3,7 @@ #include <uapi/asm/unistd.h> - -#define NR_SYSCALLS 506 +#define NR_SYSCALLS 508 #define __ARCH_WANT_OLD_READDIR #define __ARCH_WANT_STAT64 diff --git a/arch/alpha/include/uapi/asm/param.h b/arch/alpha/include/uapi/asm/param.h index 29daed819eb..dbcd9834af6 100644 --- a/arch/alpha/include/uapi/asm/param.h +++ b/arch/alpha/include/uapi/asm/param.h @@ -1,13 +1,7 @@ #ifndef _UAPI_ASM_ALPHA_PARAM_H #define _UAPI_ASM_ALPHA_PARAM_H -/* ??? Gross. I don't want to parameterize this, and supposedly the - hardware ignores reprogramming. We also need userland buy-in to the - change in HZ, since this is visible in the wait4 resources etc. */ - -#ifndef __KERNEL__ #define HZ 1024 -#endif #define EXEC_PAGESIZE 8192 @@ -17,5 +11,4 @@ #define MAXHOSTNAMELEN 64 /* max length of hostname */ - #endif /* _UAPI_ASM_ALPHA_PARAM_H */ diff --git a/arch/alpha/include/uapi/asm/unistd.h b/arch/alpha/include/uapi/asm/unistd.h index 801d28bcea5..53ae7bb1bfd 100644 --- a/arch/alpha/include/uapi/asm/unistd.h +++ b/arch/alpha/include/uapi/asm/unistd.h @@ -467,5 +467,7 @@ #define __NR_sendmmsg 503 #define __NR_process_vm_readv 504 #define __NR_process_vm_writev 505 +#define __NR_kcmp 506 +#define __NR_finit_module 507 #endif /* _UAPI_ALPHA_UNISTD_H */ diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S index f62a994ef12..a969b95ee5a 100644 --- a/arch/alpha/kernel/entry.S +++ b/arch/alpha/kernel/entry.S @@ -12,11 +12,32 @@ .text .set noat + .cfi_sections .debug_frame /* Stack offsets. */ #define SP_OFF 184 #define SWITCH_STACK_SIZE 320 +.macro CFI_START_OSF_FRAME func + .align 4 + .globl \func + .type \func,@function +\func: + .cfi_startproc simple + .cfi_return_column 64 + .cfi_def_cfa $sp, 48 + .cfi_rel_offset 64, 8 + .cfi_rel_offset $gp, 16 + .cfi_rel_offset $16, 24 + .cfi_rel_offset $17, 32 + .cfi_rel_offset $18, 40 +.endm + +.macro CFI_END_OSF_FRAME func + .cfi_endproc + .size \func, . - \func +.endm + /* * This defines the normal kernel pt-regs layout. * @@ -27,100 +48,158 @@ * the palcode-provided values are available to the signal handler. */ -#define SAVE_ALL \ - subq $sp, SP_OFF, $sp; \ - stq $0, 0($sp); \ - stq $1, 8($sp); \ - stq $2, 16($sp); \ - stq $3, 24($sp); \ - stq $4, 32($sp); \ - stq $28, 144($sp); \ - lda $2, alpha_mv; \ - stq $5, 40($sp); \ - stq $6, 48($sp); \ - stq $7, 56($sp); \ - stq $8, 64($sp); \ - stq $19, 72($sp); \ - stq $20, 80($sp); \ - stq $21, 88($sp); \ - ldq $2, HAE_CACHE($2); \ - stq $22, 96($sp); \ - stq $23, 104($sp); \ - stq $24, 112($sp); \ - stq $25, 120($sp); \ - stq $26, 128($sp); \ - stq $27, 136($sp); \ - stq $2, 152($sp); \ - stq $16, 160($sp); \ - stq $17, 168($sp); \ +.macro SAVE_ALL + subq $sp, SP_OFF, $sp + .cfi_adjust_cfa_offset SP_OFF + stq $0, 0($sp) + stq $1, 8($sp) + stq $2, 16($sp) + stq $3, 24($sp) + stq $4, 32($sp) + stq $28, 144($sp) + .cfi_rel_offset $0, 0 + .cfi_rel_offset $1, 8 + .cfi_rel_offset $2, 16 + .cfi_rel_offset $3, 24 + .cfi_rel_offset $4, 32 + .cfi_rel_offset $28, 144 + lda $2, alpha_mv + stq $5, 40($sp) + stq $6, 48($sp) + stq $7, 56($sp) + stq $8, 64($sp) + stq $19, 72($sp) + stq $20, 80($sp) + stq $21, 88($sp) + ldq $2, HAE_CACHE($2) + stq $22, 96($sp) + stq $23, 104($sp) + stq $24, 112($sp) + stq $25, 120($sp) + stq $26, 128($sp) + stq $27, 136($sp) + stq $2, 152($sp) + stq $16, 160($sp) + stq $17, 168($sp) stq $18, 176($sp) + .cfi_rel_offset $5, 40 + .cfi_rel_offset $6, 48 + .cfi_rel_offset $7, 56 + .cfi_rel_offset $8, 64 + .cfi_rel_offset $19, 72 + .cfi_rel_offset $20, 80 + .cfi_rel_offset $21, 88 + .cfi_rel_offset $22, 96 + .cfi_rel_offset $23, 104 + .cfi_rel_offset $24, 112 + .cfi_rel_offset $25, 120 + .cfi_rel_offset $26, 128 + .cfi_rel_offset $27, 136 +.endm -#define RESTORE_ALL \ - lda $19, alpha_mv; \ - ldq $0, 0($sp); \ - ldq $1, 8($sp); \ - ldq $2, 16($sp); \ - ldq $3, 24($sp); \ - ldq $21, 152($sp); \ - ldq $20, HAE_CACHE($19); \ - ldq $4, 32($sp); \ - ldq $5, 40($sp); \ - ldq $6, 48($sp); \ - ldq $7, 56($sp); \ - subq $20, $21, $20; \ - ldq $8, 64($sp); \ - beq $20, 99f; \ - ldq $20, HAE_REG($19); \ - stq $21, HAE_CACHE($19); \ - stq $21, 0($20); \ -99:; \ - ldq $19, 72($sp); \ - ldq $20, 80($sp); \ - ldq $21, 88($sp); \ - ldq $22, 96($sp); \ - ldq $23, 104($sp); \ - ldq $24, 112($sp); \ - ldq $25, 120($sp); \ - ldq $26, 128($sp); \ - ldq $27, 136($sp); \ - ldq $28, 144($sp); \ +.macro RESTORE_ALL + lda $19, alpha_mv + ldq $0, 0($sp) + ldq $1, 8($sp) + ldq $2, 16($sp) + ldq $3, 24($sp) + ldq $21, 152($sp) + ldq $20, HAE_CACHE($19) + ldq $4, 32($sp) + ldq $5, 40($sp) + ldq $6, 48($sp) + ldq $7, 56($sp) + subq $20, $21, $20 + ldq $8, 64($sp) + beq $20, 99f + ldq $20, HAE_REG($19) + stq $21, HAE_CACHE($19) + stq $21, 0($20) +99: ldq $19, 72($sp) + ldq $20, 80($sp) + ldq $21, 88($sp) + ldq $22, 96($sp) + ldq $23, 104($sp) + ldq $24, 112($sp) + ldq $25, 120($sp) + ldq $26, 128($sp) + ldq $27, 136($sp) + ldq $28, 144($sp) addq $sp, SP_OFF, $sp + .cfi_restore $0 + .cfi_restore $1 + .cfi_restore $2 + .cfi_restore $3 + .cfi_restore $4 + .cfi_restore $5 + .cfi_restore $6 + .cfi_restore $7 + .cfi_restore $8 + .cfi_restore $19 + .cfi_restore $20 + .cfi_restore $21 + .cfi_restore $22 + .cfi_restore $23 + .cfi_restore $24 + .cfi_restore $25 + .cfi_restore $26 + .cfi_restore $27 + .cfi_restore $28 + .cfi_adjust_cfa_offset -SP_OFF +.endm + +.macro DO_SWITCH_STACK + bsr $1, do_switch_stack + .cfi_adjust_cfa_offset SWITCH_STACK_SIZE + .cfi_rel_offset $9, 0 + .cfi_rel_offset $10, 8 + .cfi_rel_offset $11, 16 + .cfi_rel_offset $12, 24 + .cfi_rel_offset $13, 32 + .cfi_rel_offset $14, 40 + .cfi_rel_offset $15, 48 + /* We don't really care about the FP registers for debugging. */ +.endm + +.macro UNDO_SWITCH_STACK + bsr $1, undo_switch_stack + .cfi_restore $9 + .cfi_restore $10 + .cfi_restore $11 + .cfi_restore $12 + .cfi_restore $13 + .cfi_restore $14 + .cfi_restore $15 + .cfi_adjust_cfa_offset -SWITCH_STACK_SIZE +.endm /* * Non-syscall kernel entry points. */ - .align 4 - .globl entInt - .ent entInt -entInt: +CFI_START_OSF_FRAME entInt SAVE_ALL lda $8, 0x3fff lda $26, ret_from_sys_call bic $sp, $8, $8 mov $sp, $19 jsr $31, do_entInt -.end entInt +CFI_END_OSF_FRAME entInt - .align 4 - .globl entArith - .ent entArith -entArith: +CFI_START_OSF_FRAME entArith SAVE_ALL lda $8, 0x3fff lda $26, ret_from_sys_call bic $sp, $8, $8 mov $sp, $18 jsr $31, do_entArith -.end entArith +CFI_END_OSF_FRAME entArith - .align 4 - .globl entMM - .ent entMM -entMM: +CFI_START_OSF_FRAME entMM SAVE_ALL /* save $9 - $15 so the inline exception code can manipulate them. */ subq $sp, 56, $sp + .cfi_adjust_cfa_offset 56 stq $9, 0($sp) stq $10, 8($sp) stq $11, 16($sp) @@ -128,6 +207,13 @@ entMM: stq $13, 32($sp) stq $14, 40($sp) stq $15, 48($sp) + .cfi_rel_offset $9, 0 + .cfi_rel_offset $10, 8 + .cfi_rel_offset $11, 16 + .cfi_rel_offset $12, 24 + .cfi_rel_offset $13, 32 + .cfi_rel_offset $14, 40 + .cfi_rel_offset $15, 48 addq $sp, 56, $19 /* handle the fault */ lda $8, 0x3fff @@ -142,28 +228,33 @@ entMM: ldq $14, 40($sp) ldq $15, 48($sp) addq $sp, 56, $sp + .cfi_restore $9 + .cfi_restore $10 + .cfi_restore $11 + .cfi_restore $12 + .cfi_restore $13 + .cfi_restore $14 + .cfi_restore $15 + .cfi_adjust_cfa_offset -56 /* finish up the syscall as normal. */ br ret_from_sys_call -.end entMM +CFI_END_OSF_FRAME entMM - .align 4 - .globl entIF - .ent entIF -entIF: +CFI_START_OSF_FRAME entIF SAVE_ALL lda $8, 0x3fff lda $26, ret_from_sys_call bic $sp, $8, $8 mov $sp, $17 jsr $31, do_entIF -.end entIF +CFI_END_OSF_FRAME entIF - .align 4 - .globl entUna - .ent entUna -entUna: +CFI_START_OSF_FRAME entUna lda $sp, -256($sp) + .cfi_adjust_cfa_offset 256 stq $0, 0($sp) + .cfi_rel_offset $0, 0 + .cfi_remember_state ldq $0, 256($sp) /* get PS */ stq $1, 8($sp) stq $2, 16($sp) @@ -195,6 +286,32 @@ entUna: stq $28, 224($sp) mov $sp, $19 stq $gp, 232($sp) + .cfi_rel_offset $1, 1*8 + .cfi_rel_offset $2, 2*8 + .cfi_rel_offset $3, 3*8 + .cfi_rel_offset $4, 4*8 + .cfi_rel_offset $5, 5*8 + .cfi_rel_offset $6, 6*8 + .cfi_rel_offset $7, 7*8 + .cfi_rel_offset $8, 8*8 + .cfi_rel_offset $9, 9*8 + .cfi_rel_offset $10, 10*8 + .cfi_rel_offset $11, 11*8 + .cfi_rel_offset $12, 12*8 + .cfi_rel_offset $13, 13*8 + .cfi_rel_offset $14, 14*8 + .cfi_rel_offset $15, 15*8 + .cfi_rel_offset $19, 19*8 + .cfi_rel_offset $20, 20*8 + .cfi_rel_offset $21, 21*8 + .cfi_rel_offset $22, 22*8 + .cfi_rel_offset $23, 23*8 + .cfi_rel_offset $24, 24*8 + .cfi_rel_offset $25, 25*8 + .cfi_rel_offset $26, 26*8 + .cfi_rel_offset $27, 27*8 + .cfi_rel_offset $28, 28*8 + .cfi_rel_offset $29, 29*8 lda $8, 0x3fff stq $31, 248($sp) bic $sp, $8, $8 @@ -228,16 +345,45 @@ entUna: ldq $28, 224($sp) ldq $gp, 232($sp) lda $sp, 256($sp) + .cfi_restore $1 + .cfi_restore $2 + .cfi_restore $3 + .cfi_restore $4 + .cfi_restore $5 + .cfi_restore $6 + .cfi_restore $7 + .cfi_restore $8 + .cfi_restore $9 + .cfi_restore $10 + .cfi_restore $11 + .cfi_restore $12 + .cfi_restore $13 + .cfi_restore $14 + .cfi_restore $15 + .cfi_restore $19 + .cfi_restore $20 + .cfi_restore $21 + .cfi_restore $22 + .cfi_restore $23 + .cfi_restore $24 + .cfi_restore $25 + .cfi_restore $26 + .cfi_restore $27 + .cfi_restore $28 + .cfi_restore $29 + .cfi_adjust_cfa_offset -256 call_pal PAL_rti -.end entUna .align 4 - .ent entUnaUser entUnaUser: + .cfi_restore_state ldq $0, 0($sp) /* restore original $0 */ lda $sp, 256($sp) /* pop entUna's stack frame */ + .cfi_restore $0 + .cfi_adjust_cfa_offset -256 SAVE_ALL /* setup normal kernel stack */ lda $sp, -56($sp) + .cfi_adjust_cfa_offset 56 stq $9, 0($sp) stq $10, 8($sp) stq $11, 16($sp) @@ -245,6 +391,13 @@ entUnaUser: stq $13, 32($sp) stq $14, 40($sp) stq $15, 48($sp) + .cfi_rel_offset $9, 0 + .cfi_rel_offset $10, 8 + .cfi_rel_offset $11, 16 + .cfi_rel_offset $12, 24 + .cfi_rel_offset $13, 32 + .cfi_rel_offset $14, 40 + .cfi_rel_offset $15, 48 lda $8, 0x3fff addq $sp, 56, $19 bic $sp, $8, $8 @@ -257,20 +410,25 @@ entUnaUser: ldq $14, 40($sp) ldq $15, 48($sp) lda $sp, 56($sp) + .cfi_restore $9 + .cfi_restore $10 + .cfi_restore $11 + .cfi_restore $12 + .cfi_restore $13 + .cfi_restore $14 + .cfi_restore $15 + .cfi_adjust_cfa_offset -56 br ret_from_sys_call -.end entUnaUser +CFI_END_OSF_FRAME entUna - .align 4 - .globl entDbg - .ent entDbg -entDbg: +CFI_START_OSF_FRAME entDbg SAVE_ALL lda $8, 0x3fff lda $26, ret_from_sys_call bic $sp, $8, $8 mov $sp, $16 jsr $31, do_entDbg -.end entDbg +CFI_END_OSF_FRAME entDbg /* * The system call entry point is special. Most importantly, it looks @@ -285,8 +443,12 @@ entDbg: .align 4 .globl entSys - .globl ret_from_sys_call - .ent entSys + .type entSys, @function + .cfi_startproc simple + .cfi_return_column 64 + .cfi_def_cfa $sp, 48 + .cfi_rel_offset 64, 8 + .cfi_rel_offset $gp, 16 entSys: SAVE_ALL lda $8, 0x3fff @@ -300,6 +462,9 @@ entSys: stq $17, SP_OFF+32($sp) s8addq $0, $5, $5 stq $18, SP_OFF+40($sp) + .cfi_rel_offset $16, SP_OFF+24 + .cfi_rel_offset $17, SP_OFF+32 + .cfi_rel_offset $18, SP_OFF+40 blbs $3, strace beq $4, 1f ldq $27, 0($5) @@ -310,6 +475,7 @@ entSys: stq $31, 72($sp) /* a3=0 => no error */ .align 4 + .globl ret_from_sys_call ret_from_sys_call: cmovne $26, 0, $18 /* $18 = 0 => non-restartable */ ldq $0, SP_OFF($sp) @@ -324,10 +490,12 @@ ret_to_user: and $17, _TIF_WORK_MASK, $2 bne $2, work_pending restore_all: + .cfi_remember_state RESTORE_ALL call_pal PAL_rti ret_to_kernel: + .cfi_restore_state lda $16, 7 call_pal PAL_swpipl br restore_all @@ -356,7 +524,6 @@ $ret_success: stq $0, 0($sp) stq $31, 72($sp) /* a3=0 => no error */ br ret_from_sys_call -.end entSys /* * Do all cleanup when returning from all interrupts and system calls. @@ -370,7 +537,7 @@ $ret_success: */ .align 4 - .ent work_pending + .type work_pending, @function work_pending: and $17, _TIF_NOTIFY_RESUME | _TIF_SIGPENDING, $2 bne $2, $work_notifysig @@ -387,23 +554,22 @@ $work_resched: $work_notifysig: mov $sp, $16 - bsr $1, do_switch_stack + DO_SWITCH_STACK jsr $26, do_work_pending - bsr $1, undo_switch_stack + UNDO_SWITCH_STACK br restore_all -.end work_pending /* * PTRACE syscall handler */ .align 4 - .ent strace + .type strace, @function strace: /* set up signal stack, call syscall_trace */ - bsr $1, do_switch_stack + DO_SWITCH_STACK jsr $26, syscall_trace_enter /* returns the syscall number */ - bsr $1, undo_switch_stack + UNDO_SWITCH_STACK /* get the arguments back.. */ ldq $16, SP_OFF+24($sp) @@ -431,9 +597,9 @@ ret_from_straced: $strace_success: stq $0, 0($sp) /* save return value */ - bsr $1, do_switch_stack + DO_SWITCH_STACK jsr $26, syscall_trace_leave - bsr $1, undo_switch_stack + UNDO_SWITCH_STACK br $31, ret_from_sys_call .align 3 @@ -447,26 +613,31 @@ $strace_error: stq $0, 0($sp) stq $1, 72($sp) /* a3 for return */ - bsr $1, do_switch_stack + DO_SWITCH_STACK mov $18, $9 /* save old syscall number */ mov $19, $10 /* save old a3 */ jsr $26, syscall_trace_leave mov $9, $18 mov $10, $19 - bsr $1, undo_switch_stack + UNDO_SWITCH_STACK mov $31, $26 /* tell "ret_from_sys_call" we can restart */ br ret_from_sys_call -.end strace +CFI_END_OSF_FRAME entSys /* * Save and restore the switch stack -- aka the balance of the user context. */ .align 4 - .ent do_switch_stack + .type do_switch_stack, @function + .cfi_startproc simple + .cfi_return_column 64 + .cfi_def_cfa $sp, 0 + .cfi_register 64, $1 do_switch_stack: lda $sp, -SWITCH_STACK_SIZE($sp) + .cfi_adjust_cfa_offset SWITCH_STACK_SIZE stq $9, 0($sp) stq $10, 8($sp) stq $11, 16($sp) @@ -510,10 +681,14 @@ do_switch_stack: stt $f0, 312($sp) # save fpcr in slot of $f31 ldt $f0, 64($sp) # dont let "do_switch_stack" change fp state. ret $31, ($1), 1 -.end do_switch_stack + .cfi_endproc + .size do_switch_stack, .-do_switch_stack .align 4 - .ent undo_switch_stack + .type undo_switch_stack, @function + .cfi_startproc simple + .cfi_def_cfa $sp, 0 + .cfi_register 64, $1 undo_switch_stack: ldq $9, 0($sp) ldq $10, 8($sp) @@ -558,7 +733,8 @@ undo_switch_stack: ldt $f30, 304($sp) lda $sp, SWITCH_STACK_SIZE($sp) ret $31, ($1), 1 -.end undo_switch_stack + .cfi_endproc + .size undo_switch_stack, .-undo_switch_stack /* * The meat of the context switch code. @@ -566,17 +742,18 @@ undo_switch_stack: .align 4 .globl alpha_switch_to - .ent alpha_switch_to + .type alpha_switch_to, @function + .cfi_startproc alpha_switch_to: - .prologue 0 - bsr $1, do_switch_stack + DO_SWITCH_STACK call_pal PAL_swpctx lda $8, 0x3fff - bsr $1, undo_switch_stack + UNDO_SWITCH_STACK bic $sp, $8, $8 mov $17, $0 ret -.end alpha_switch_to + .cfi_endproc + .size alpha_switch_to, .-alpha_switch_to /* * New processes begin life here. diff --git a/arch/alpha/kernel/irq_alpha.c b/arch/alpha/kernel/irq_alpha.c index f433fc11877..28e4429596f 100644 --- a/arch/alpha/kernel/irq_alpha.c +++ b/arch/alpha/kernel/irq_alpha.c @@ -236,7 +236,7 @@ void __init init_rtc_irq(void) { irq_set_chip_and_handler_name(RTC_IRQ, &dummy_irq_chip, - handle_simple_irq, "RTC"); + handle_percpu_irq, "RTC"); setup_irq(RTC_IRQ, &timer_irqaction); } diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c index 7b60834fb4b..9dbbcb3b914 100644 --- a/arch/alpha/kernel/smp.c +++ b/arch/alpha/kernel/smp.c @@ -116,7 +116,7 @@ wait_boot_cpu_to_stop(int cpuid) /* * Where secondaries begin a life of C. */ -void __cpuinit +void smp_callin(void) { int cpuid = hard_smp_processor_id(); @@ -194,7 +194,7 @@ wait_for_txrdy (unsigned long cpumask) * Send a message to a secondary's console. "START" is one such * interesting message. ;-) */ -static void __cpuinit +static void send_secondary_console_msg(char *str, int cpuid) { struct percpu_struct *cpu; @@ -264,9 +264,10 @@ recv_secondary_console_msg(void) if (cnt <= 0 || cnt >= 80) strcpy(buf, "<<< BOGUS MSG >>>"); else { - cp1 = (char *) &cpu->ipc_buffer[11]; + cp1 = (char *) &cpu->ipc_buffer[1]; cp2 = buf; - strcpy(cp2, cp1); + memcpy(cp2, cp1, cnt); + cp2[cnt] = '\0'; while ((cp2 = strchr(cp2, '\r')) != 0) { *cp2 = ' '; @@ -285,7 +286,7 @@ recv_secondary_console_msg(void) /* * Convince the console to have a secondary cpu begin execution. */ -static int __cpuinit +static int secondary_cpu_start(int cpuid, struct task_struct *idle) { struct percpu_struct *cpu; @@ -356,7 +357,7 @@ secondary_cpu_start(int cpuid, struct task_struct *idle) /* * Bring one cpu online. */ -static int __cpuinit +static int smp_boot_one_cpu(int cpuid, struct task_struct *idle) { unsigned long timeout; @@ -472,7 +473,7 @@ smp_prepare_boot_cpu(void) { } -int __cpuinit +int __cpu_up(unsigned int cpu, struct task_struct *tidle) { smp_boot_one_cpu(cpu, tidle); diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c index 5bf401f7ea9..6c35159bc00 100644 --- a/arch/alpha/kernel/sys_dp264.c +++ b/arch/alpha/kernel/sys_dp264.c @@ -190,9 +190,6 @@ static struct irq_chip clipper_irq_type = { static void dp264_device_interrupt(unsigned long vector) { -#if 1 - printk("dp264_device_interrupt: NOT IMPLEMENTED YET!!\n"); -#else unsigned long pld; unsigned int i; @@ -210,12 +207,7 @@ dp264_device_interrupt(unsigned long vector) isa_device_interrupt(vector); else handle_irq(16 + i); -#if 0 - TSUNAMI_cchip->dir0.csr = 1UL << i; mb(); - tmp = TSUNAMI_cchip->dir0.csr; -#endif } -#endif } static void diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c index 407accc8087..c92e389ff21 100644 --- a/arch/alpha/kernel/sys_marvel.c +++ b/arch/alpha/kernel/sys_marvel.c @@ -317,8 +317,9 @@ marvel_init_irq(void) } static int -marvel_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +marvel_map_irq(const struct pci_dev *cdev, u8 slot, u8 pin) { + struct pci_dev *dev = (struct pci_dev *)cdev; struct pci_controller *hose = dev->sysdata; struct io7_port *io7_port = hose->sysdata; struct io7 *io7 = io7_port->io7; diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S index 4284ec798ec..dca9b3fb007 100644 --- a/arch/alpha/kernel/systbls.S +++ b/arch/alpha/kernel/systbls.S @@ -524,6 +524,8 @@ sys_call_table: .quad sys_sendmmsg .quad sys_process_vm_readv .quad sys_process_vm_writev /* 505 */ + .quad sys_kcmp + .quad sys_finit_module .size sys_call_table, . - sys_call_table .type sys_call_table, @object diff --git a/arch/alpha/kernel/time.c b/arch/alpha/kernel/time.c index e336694ca04..ea339503655 100644 --- a/arch/alpha/kernel/time.c +++ b/arch/alpha/kernel/time.c @@ -105,9 +105,7 @@ void arch_irq_work_raise(void) static inline __u32 rpcc(void) { - __u32 result; - asm volatile ("rpcc %0" : "=r"(result)); - return result; + return __builtin_alpha_rpcc(); } int update_persistent_clock(struct timespec now) diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c index affccb959a9..bd0665cdc84 100644 --- a/arch/alpha/kernel/traps.c +++ b/arch/alpha/kernel/traps.c @@ -32,7 +32,7 @@ static int opDEC_fix; -static void __cpuinit +static void opDEC_check(void) { __asm__ __volatile__ ( @@ -66,8 +66,8 @@ dik_show_regs(struct pt_regs *regs, unsigned long *r9_15) { printk("pc = [<%016lx>] ra = [<%016lx>] ps = %04lx %s\n", regs->pc, regs->r26, regs->ps, print_tainted()); - print_symbol("pc is at %s\n", regs->pc); - print_symbol("ra is at %s\n", regs->r26 ); + printk("pc is at %pSR\n", (void *)regs->pc); + printk("ra is at %pSR\n", (void *)regs->r26); printk("v0 = %016lx t0 = %016lx t1 = %016lx\n", regs->r0, regs->r1, regs->r2); printk("t2 = %016lx t3 = %016lx t4 = %016lx\n", @@ -132,9 +132,7 @@ dik_show_trace(unsigned long *sp) continue; if (tmp >= (unsigned long) &_etext) continue; - printk("[<%lx>]", tmp); - print_symbol(" %s", tmp); - printk("\n"); + printk("[<%lx>] %pSR\n", tmp, (void *)tmp); if (i > 40) { printk(" ..."); break; @@ -1059,7 +1057,7 @@ give_sigbus: return; } -void __cpuinit +void trap_init(void) { /* Tell PAL-code what global pointer we want in the kernel. */ diff --git a/arch/arc/include/asm/entry.h b/arch/arc/include/asm/entry.h index 8943c028d4b..df57611652e 100644 --- a/arch/arc/include/asm/entry.h +++ b/arch/arc/include/asm/entry.h @@ -38,6 +38,7 @@ #include <asm/ptrace.h> #include <asm/processor.h> /* For VMALLOC_START */ #include <asm/thread_info.h> /* For THREAD_SIZE */ +#include <asm/mmu.h> /* Note on the LD/ST addr modes with addr reg wback * diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index b173c1d8721..a3267d795c7 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -20,7 +20,6 @@ config ARM select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER select HARDIRQS_SW_RESEND - select HAVE_AOUT select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL select HAVE_ARCH_KGDB select HAVE_ARCH_SECCOMP_FILTER @@ -218,7 +217,8 @@ config VECTORS_BASE default DRAM_BASE if REMAP_VECTORS_TO_RAM default 0x00000000 help - The base address of exception vectors. + The base address of exception vectors. This must be two pages + in size. config ARM_PATCH_PHYS_VIRT bool "Patch physical to virtual translations at runtime" if EMBEDDED @@ -1599,8 +1599,7 @@ config LOCAL_TIMERS config ARCH_NR_GPIO int default 1024 if ARCH_SHMOBILE || ARCH_TEGRA - default 512 if SOC_OMAP5 - default 512 if ARCH_KEYSTONE + default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 || SOC_DRA7XX default 392 if ARCH_U8500 default 352 if ARCH_VT8500 default 288 if ARCH_SUNXI diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index e401a766c0b..583f4a00ec3 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -804,9 +804,19 @@ config DEBUG_LL_INCLUDE config DEBUG_UNCOMPRESS bool - default y if ARCH_MULTIPLATFORM && DEBUG_LL && \ - !DEBUG_OMAP2PLUS_UART && \ + depends on ARCH_MULTIPLATFORM + default y if DEBUG_LL && !DEBUG_OMAP2PLUS_UART && \ !DEBUG_TEGRA_UART + help + This option influences the normal decompressor output for + multiplatform kernels. Normally, multiplatform kernels disable + decompressor output because it is not possible to know where to + send the decompressor output. + + When this option is set, the selected DEBUG_LL output method + will be re-used for normal decompressor output on multiplatform + kernels. + config UNCOMPRESS_INCLUDE string diff --git a/arch/arm/Makefile b/arch/arm/Makefile index c0ac0f5e5e5..6fd2ceae305 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -153,6 +153,7 @@ machine-$(CONFIG_ARCH_DAVINCI) += davinci machine-$(CONFIG_ARCH_DOVE) += dove machine-$(CONFIG_ARCH_EBSA110) += ebsa110 machine-$(CONFIG_ARCH_EP93XX) += ep93xx +machine-$(CONFIG_ARCH_EXYNOS) += exynos machine-$(CONFIG_ARCH_GEMINI) += gemini machine-$(CONFIG_ARCH_HIGHBANK) += highbank machine-$(CONFIG_ARCH_INTEGRATOR) += integrator @@ -160,15 +161,16 @@ machine-$(CONFIG_ARCH_IOP13XX) += iop13xx machine-$(CONFIG_ARCH_IOP32X) += iop32x machine-$(CONFIG_ARCH_IOP33X) += iop33x machine-$(CONFIG_ARCH_IXP4XX) += ixp4xx +machine-$(CONFIG_ARCH_KEYSTONE) += keystone machine-$(CONFIG_ARCH_KIRKWOOD) += kirkwood machine-$(CONFIG_ARCH_KS8695) += ks8695 machine-$(CONFIG_ARCH_LPC32XX) += lpc32xx machine-$(CONFIG_ARCH_MMP) += mmp machine-$(CONFIG_ARCH_MSM) += msm machine-$(CONFIG_ARCH_MV78XX0) += mv78xx0 +machine-$(CONFIG_ARCH_MVEBU) += mvebu machine-$(CONFIG_ARCH_MXC) += imx machine-$(CONFIG_ARCH_MXS) += mxs -machine-$(CONFIG_ARCH_MVEBU) += mvebu machine-$(CONFIG_ARCH_NETX) += netx machine-$(CONFIG_ARCH_NOMADIK) += nomadik machine-$(CONFIG_ARCH_NSPIRE) += nspire @@ -176,7 +178,6 @@ machine-$(CONFIG_ARCH_OMAP1) += omap1 machine-$(CONFIG_ARCH_OMAP2PLUS) += omap2 machine-$(CONFIG_ARCH_ORION5X) += orion5x machine-$(CONFIG_ARCH_PICOXCELL) += picoxcell -machine-$(CONFIG_ARCH_SIRF) += prima2 machine-$(CONFIG_ARCH_PXA) += pxa machine-$(CONFIG_ARCH_REALVIEW) += realview machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip @@ -186,25 +187,24 @@ machine-$(CONFIG_ARCH_S3C64XX) += s3c64xx machine-$(CONFIG_ARCH_S5P64X0) += s5p64x0 machine-$(CONFIG_ARCH_S5PC100) += s5pc100 machine-$(CONFIG_ARCH_S5PV210) += s5pv210 -machine-$(CONFIG_ARCH_EXYNOS) += exynos machine-$(CONFIG_ARCH_SA1100) += sa1100 machine-$(CONFIG_ARCH_SHARK) += shark machine-$(CONFIG_ARCH_SHMOBILE) += shmobile +machine-$(CONFIG_ARCH_SIRF) += prima2 +machine-$(CONFIG_ARCH_SOCFPGA) += socfpga +machine-$(CONFIG_ARCH_STI) += sti +machine-$(CONFIG_ARCH_SUNXI) += sunxi machine-$(CONFIG_ARCH_TEGRA) += tegra machine-$(CONFIG_ARCH_U300) += u300 machine-$(CONFIG_ARCH_U8500) += ux500 machine-$(CONFIG_ARCH_VERSATILE) += versatile machine-$(CONFIG_ARCH_VEXPRESS) += vexpress +machine-$(CONFIG_ARCH_VIRT) += virt machine-$(CONFIG_ARCH_VT8500) += vt8500 machine-$(CONFIG_ARCH_W90X900) += w90x900 +machine-$(CONFIG_ARCH_ZYNQ) += zynq machine-$(CONFIG_FOOTBRIDGE) += footbridge -machine-$(CONFIG_ARCH_SOCFPGA) += socfpga machine-$(CONFIG_PLAT_SPEAR) += spear -machine-$(CONFIG_ARCH_STI) += sti -machine-$(CONFIG_ARCH_VIRT) += virt -machine-$(CONFIG_ARCH_ZYNQ) += zynq -machine-$(CONFIG_ARCH_SUNXI) += sunxi -machine-$(CONFIG_ARCH_KEYSTONE) += keystone # Platform directory name. This list is sorted alphanumerically # by CONFIG_* macro name. diff --git a/arch/arm/boot/compressed/head-shmobile.S b/arch/arm/boot/compressed/head-shmobile.S index e2d636336b7..e7f80928949 100644 --- a/arch/arm/boot/compressed/head-shmobile.S +++ b/arch/arm/boot/compressed/head-shmobile.S @@ -55,12 +55,47 @@ __tmp_stack: __continue: #endif /* CONFIG_ZBOOT_ROM_MMC || CONFIG_ZBOOT_ROM_SH_MOBILE_SDHI */ - /* Set board ID necessary for boot */ - ldr r7, 1f @ Set machine type register - mov r8, #0 @ pass null pointer as atag + adr r0, dtb_info + ldmia r0, {r1, r3, r4, r5, r7} + + sub r0, r0, r1 @ calculate the delta offset + add r5, r5, r0 @ _edata + + ldr lr, [r5, #0] @ check if valid DTB is present + cmp lr, r3 + bne 0f + + add r9, r7, #31 @ rounded up to a multiple + bic r9, r9, #31 @ ... of 32 bytes + + add r6, r9, r5 @ copy from _edata + add r9, r9, r4 @ to MEMORY_START + +1: ldmdb r6!, {r0 - r3, r10 - r12, lr} + cmp r6, r5 + stmdb r9!, {r0 - r3, r10 - r12, lr} + bhi 1b + + /* Success: Zero board ID, pointer to start of memory for atag/dtb */ + mov r7, #0 + mov r8, r4 b 2f -1 : .long MACH_TYPE + .align 2 +dtb_info: + .word dtb_info +#ifndef __ARMEB__ + .word 0xedfe0dd0 @ sig is 0xd00dfeed big endian +#else + .word 0xd00dfeed +#endif + .word MEMORY_START + .word _edata + .word 0x4000 @ maximum DTB size +0: + /* Failure: Zero board ID, NULL atag/dtb */ + mov r7, #0 + mov r8, #0 @ pass null pointer as atag 2 : #endif /* CONFIG_ZBOOT_ROM */ diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 641b3c9a702..1d94303d441 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -101,6 +101,7 @@ dtb-$(CONFIG_ARCH_MSM) += msm8660-surf.dtb \ dtb-$(CONFIG_ARCH_MVEBU) += armada-370-db.dtb \ armada-370-mirabox.dtb \ armada-370-rd.dtb \ + armada-xp-axpwifiap.dtb \ armada-xp-db.dtb \ armada-xp-gp.dtb \ armada-xp-openblocks-ax3-4.dtb @@ -183,6 +184,7 @@ dtb-$(CONFIG_ARCH_U8500) += snowball.dtb \ ccu9540.dtb dtb-$(CONFIG_ARCH_S3C24XX) += s3c2416-smdk2416.dtb dtb-$(CONFIG_ARCH_SHMOBILE) += emev2-kzm9d.dtb \ + emev2-kzm9d-reference.dtb \ r8a7740-armadillo800eva.dtb \ r8a7778-bockw.dtb \ r8a7740-armadillo800eva-reference.dtb \ diff --git a/arch/arm/boot/dts/armada-370-db.dts b/arch/arm/boot/dts/armada-370-db.dts index beee1699d49..90ce29dbe11 100644 --- a/arch/arm/boot/dts/armada-370-db.dts +++ b/arch/arm/boot/dts/armada-370-db.dts @@ -14,7 +14,7 @@ */ /dts-v1/; -/include/ "armada-370.dtsi" +#include "armada-370.dtsi" / { model = "Marvell Armada 370 Evaluation Board"; @@ -30,6 +30,9 @@ }; soc { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xd0000000 0x100000 + MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000>; + internal-regs { serial@12000 { clock-frequency = <200000000>; diff --git a/arch/arm/boot/dts/armada-370-mirabox.dts b/arch/arm/boot/dts/armada-370-mirabox.dts index 45b107763e3..2471d9da767 100644 --- a/arch/arm/boot/dts/armada-370-mirabox.dts +++ b/arch/arm/boot/dts/armada-370-mirabox.dts @@ -9,7 +9,7 @@ */ /dts-v1/; -/include/ "armada-370.dtsi" +#include "armada-370.dtsi" / { model = "Globalscale Mirabox"; @@ -25,6 +25,25 @@ }; soc { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xd0000000 0x100000 + MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000>; + + pcie-controller { + status = "okay"; + + /* Internal mini-PCIe connector */ + pcie@1,0 { + /* Port 0, Lane 0 */ + status = "okay"; + }; + + /* Connected on the PCB to a USB 3.0 XHCI controller */ + pcie@2,0 { + /* Port 1, Lane 0 */ + status = "okay"; + }; + }; + internal-regs { serial@12000 { clock-frequency = <200000000>; @@ -120,22 +139,6 @@ reg = <0x25>; }; }; - - pcie-controller { - status = "okay"; - - /* Internal mini-PCIe connector */ - pcie@1,0 { - /* Port 0, Lane 0 */ - status = "okay"; - }; - - /* Connected on the PCB to a USB 3.0 XHCI controller */ - pcie@2,0 { - /* Port 1, Lane 0 */ - status = "okay"; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-370-rd.dts b/arch/arm/boot/dts/armada-370-rd.dts index a3a2fedb872..f81810a5962 100644 --- a/arch/arm/boot/dts/armada-370-rd.dts +++ b/arch/arm/boot/dts/armada-370-rd.dts @@ -12,7 +12,7 @@ */ /dts-v1/; -/include/ "armada-370.dtsi" +#include "armada-370.dtsi" / { model = "Marvell Armada 370 Reference Design"; @@ -28,6 +28,25 @@ }; soc { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xd0000000 0x100000 + MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000>; + + pcie-controller { + status = "okay"; + + /* Internal mini-PCIe connector */ + pcie@1,0 { + /* Port 0, Lane 0 */ + status = "okay"; + }; + + /* Internal mini-PCIe connector */ + pcie@2,0 { + /* Port 1, Lane 0 */ + status = "okay"; + }; + }; + internal-regs { serial@12000 { clock-frequency = <200000000>; @@ -85,22 +104,6 @@ gpios = <&gpio0 6 1>; }; }; - - pcie-controller { - status = "okay"; - - /* Internal mini-PCIe connector */ - pcie@1,0 { - /* Port 0, Lane 0 */ - status = "okay"; - }; - - /* Internal mini-PCIe connector */ - pcie@2,0 { - /* Port 1, Lane 0 */ - status = "okay"; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi index 90b117624ab..e984ce6bb33 100644 --- a/arch/arm/boot/dts/armada-370-xp.dtsi +++ b/arch/arm/boot/dts/armada-370-xp.dtsi @@ -18,6 +18,8 @@ /include/ "skeleton64.dtsi" +#define MBUS_ID(target,attributes) (((target) << 24) | ((attributes) << 16)) + / { model = "Marvell Armada 370 and XP SoC"; compatible = "marvell,armada-370-xp"; @@ -38,18 +40,73 @@ }; soc { - #address-cells = <1>; + #address-cells = <2>; #size-cells = <1>; - compatible = "simple-bus"; + controller = <&mbusc>; interrupt-parent = <&mpic>; - ranges = <0 0 0xd0000000 0x0100000 /* internal registers */ - 0xe0000000 0 0xe0000000 0x8100000 /* PCIe */>; + pcie-mem-aperture = <0xe0000000 0x8000000>; + pcie-io-aperture = <0xe8000000 0x100000>; + + devbus-bootcs { + compatible = "marvell,mvebu-devbus"; + reg = <MBUS_ID(0xf0, 0x01) 0x10400 0x8>; + ranges = <0 MBUS_ID(0x01, 0x2f) 0 0xffffffff>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&coreclk 0>; + status = "disabled"; + }; + + devbus-cs0 { + compatible = "marvell,mvebu-devbus"; + reg = <MBUS_ID(0xf0, 0x01) 0x10408 0x8>; + ranges = <0 MBUS_ID(0x01, 0x3e) 0 0xffffffff>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&coreclk 0>; + status = "disabled"; + }; + + devbus-cs1 { + compatible = "marvell,mvebu-devbus"; + reg = <MBUS_ID(0xf0, 0x01) 0x10410 0x8>; + ranges = <0 MBUS_ID(0x01, 0x3d) 0 0xffffffff>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&coreclk 0>; + status = "disabled"; + }; + + devbus-cs2 { + compatible = "marvell,mvebu-devbus"; + reg = <MBUS_ID(0xf0, 0x01) 0x10418 0x8>; + ranges = <0 MBUS_ID(0x01, 0x3b) 0 0xffffffff>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&coreclk 0>; + status = "disabled"; + }; + + devbus-cs3 { + compatible = "marvell,mvebu-devbus"; + reg = <MBUS_ID(0xf0, 0x01) 0x10420 0x8>; + ranges = <0 MBUS_ID(0x01, 0x37) 0 0xffffffff>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&coreclk 0>; + status = "disabled"; + }; internal-regs { compatible = "simple-bus"; #address-cells = <1>; #size-cells = <1>; - ranges; + ranges = <0 MBUS_ID(0xf0, 0x01) 0 0x100000>; + + mbusc: mbus-controller@20000 { + compatible = "marvell,mbus-controller"; + reg = <0x20000 0x100>, <0x20180 0x20>; + }; mpic: interrupt-controller@20000 { compatible = "marvell,mpic"; @@ -195,50 +252,6 @@ status = "disabled"; }; - devbus-bootcs@10400 { - compatible = "marvell,mvebu-devbus"; - reg = <0x10400 0x8>; - #address-cells = <1>; - #size-cells = <1>; - clocks = <&coreclk 0>; - status = "disabled"; - }; - - devbus-cs0@10408 { - compatible = "marvell,mvebu-devbus"; - reg = <0x10408 0x8>; - #address-cells = <1>; - #size-cells = <1>; - clocks = <&coreclk 0>; - status = "disabled"; - }; - - devbus-cs1@10410 { - compatible = "marvell,mvebu-devbus"; - reg = <0x10410 0x8>; - #address-cells = <1>; - #size-cells = <1>; - clocks = <&coreclk 0>; - status = "disabled"; - }; - - devbus-cs2@10418 { - compatible = "marvell,mvebu-devbus"; - reg = <0x10418 0x8>; - #address-cells = <1>; - #size-cells = <1>; - clocks = <&coreclk 0>; - status = "disabled"; - }; - - devbus-cs3@10420 { - compatible = "marvell,mvebu-devbus"; - reg = <0x10420 0x8>; - #address-cells = <1>; - #size-cells = <1>; - clocks = <&coreclk 0>; - status = "disabled"; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-370.dtsi b/arch/arm/boot/dts/armada-370.dtsi index fa3dfc6b4c6..648e5303446 100644 --- a/arch/arm/boot/dts/armada-370.dtsi +++ b/arch/arm/boot/dts/armada-370.dtsi @@ -15,7 +15,7 @@ * common to all Armada SoCs. */ -/include/ "armada-370-xp.dtsi" +#include "armada-370-xp.dtsi" /include/ "skeleton.dtsi" / { @@ -29,8 +29,66 @@ }; soc { - ranges = <0 0xd0000000 0x0100000 /* internal registers */ - 0xe0000000 0xe0000000 0x8100000 /* PCIe */>; + compatible = "marvell,armada370-mbus", "simple-bus"; + + bootrom { + compatible = "marvell,bootrom"; + reg = <MBUS_ID(0x01, 0xe0) 0 0x100000>; + }; + + pcie-controller { + compatible = "marvell,armada-370-pcie"; + status = "disabled"; + device_type = "pci"; + + #address-cells = <3>; + #size-cells = <2>; + + bus-range = <0x00 0xff>; + + ranges = + <0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000 + 0x82000000 0 0x80000 MBUS_ID(0xf0, 0x01) 0x80000 0 0x00002000 + 0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */ + 0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */ + 0x82000000 0x2 0 MBUS_ID(0x08, 0xe8) 0 1 0 /* Port 1.0 MEM */ + 0x81000000 0x2 0 MBUS_ID(0x08, 0xe0) 0 1 0 /* Port 1.0 IO */>; + + pcie@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x40000 0 0x2000>; + reg = <0x0800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0 + 0x81000000 0 0 0x81000000 0x1 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 58>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 5>; + status = "disabled"; + }; + + pcie@2,0 { + device_type = "pci"; + assigned-addresses = <0x82002800 0 0x80000 0 0x2000>; + reg = <0x1000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0 + 0x81000000 0 0 0x81000000 0x2 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 62>; + marvell,pcie-port = <1>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 9>; + status = "disabled"; + }; + }; + internal-regs { system-controller@18200 { compatible = "marvell,armada-370-xp-system-controller"; @@ -169,54 +227,6 @@ 0x18304 0x4>; status = "okay"; }; - - pcie-controller { - compatible = "marvell,armada-370-pcie"; - status = "disabled"; - device_type = "pci"; - - #address-cells = <3>; - #size-cells = <2>; - - bus-range = <0x00 0xff>; - - ranges = <0x82000000 0 0x40000 0x40000 0 0x00002000 /* Port 0.0 registers */ - 0x82000000 0 0x80000 0x80000 0 0x00002000 /* Port 1.0 registers */ - 0x82000000 0 0xe0000000 0xe0000000 0 0x08000000 /* non-prefetchable memory */ - 0x81000000 0 0 0xe8000000 0 0x00100000>; /* downstream I/O */ - - pcie@1,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x40000 0 0x2000>; - reg = <0x0800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 58>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 5>; - status = "disabled"; - }; - - pcie@2,0 { - device_type = "pci"; - assigned-addresses = <0x82002800 0 0x80000 0 0x2000>; - reg = <0x1000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 62>; - marvell,pcie-port = <1>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 9>; - status = "disabled"; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-xp-axpwifiap.dts b/arch/arm/boot/dts/armada-xp-axpwifiap.dts new file mode 100644 index 00000000000..c5fe57269f5 --- /dev/null +++ b/arch/arm/boot/dts/armada-xp-axpwifiap.dts @@ -0,0 +1,164 @@ +/* + * Device Tree file for Marvell RD-AXPWiFiAP. + * + * Note: this board is shipped with a new generation boot loader that + * remaps internal registers at 0xf1000000. Therefore, if earlyprintk + * is used, the CONFIG_DEBUG_MVEBU_UART_ALTERNATE option should be + * used. + * + * Copyright (C) 2013 Marvell + * + * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +/dts-v1/; +#include "armada-xp-mv78230.dtsi" + +/ { + model = "Marvell RD-AXPWiFiAP"; + compatible = "marvell,rd-axpwifiap", "marvell,armadaxp-mv78230", "marvell,armadaxp", "marvell,armada-370-xp"; + + chosen { + bootargs = "console=ttyS0,115200 earlyprintk"; + }; + + memory { + device_type = "memory"; + reg = <0x00000000 0x00000000 0x00000000 0x40000000>; /* 1GB */ + }; + + soc { + ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000 + MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000>; + + pcie-controller { + status = "okay"; + + /* First mini-PCIe port */ + pcie@1,0 { + /* Port 0, Lane 0 */ + status = "okay"; + }; + + /* Second mini-PCIe port */ + pcie@2,0 { + /* Port 0, Lane 1 */ + status = "okay"; + }; + + /* Renesas uPD720202 USB 3.0 controller */ + pcie@3,0 { + /* Port 0, Lane 3 */ + status = "okay"; + }; + }; + + internal-regs { + pinctrl { + pinctrl-0 = <&pmx_phy_int>; + pinctrl-names = "default"; + + pmx_ge0: pmx-ge0 { + marvell,pins = "mpp0", "mpp1", "mpp2", "mpp3", + "mpp4", "mpp5", "mpp6", "mpp7", + "mpp8", "mpp9", "mpp10", "mpp11"; + marvell,function = "ge0"; + }; + + pmx_ge1: pmx-ge1 { + marvell,pins = "mpp12", "mpp13", "mpp14", "mpp15", + "mpp16", "mpp17", "mpp18", "mpp19", + "mpp20", "mpp21", "mpp22", "mpp23"; + marvell,function = "ge1"; + }; + + pmx_keys: pmx-keys { + marvell,pins = "mpp33"; + marvell,function = "gpio"; + }; + + pmx_spi: pmx-spi { + marvell,pins = "mpp36", "mpp37", "mpp38", "mpp39"; + marvell,function = "spi"; + }; + + pmx_phy_int: pmx-phy-int { + marvell,pins = "mpp32"; + marvell,function = "gpio"; + }; + }; + + serial@12000 { + clock-frequency = <250000000>; + status = "okay"; + }; + + serial@12100 { + clock-frequency = <250000000>; + status = "okay"; + }; + + sata@a0000 { + nr-ports = <1>; + status = "okay"; + }; + + mdio { + phy0: ethernet-phy@0 { + reg = <0>; + }; + + phy1: ethernet-phy@1 { + reg = <1>; + }; + }; + + ethernet@70000 { + pinctrl-0 = <&pmx_ge0>; + pinctrl-names = "default"; + status = "okay"; + phy = <&phy0>; + phy-mode = "rgmii-id"; + }; + ethernet@74000 { + pinctrl-0 = <&pmx_ge1>; + pinctrl-names = "default"; + status = "okay"; + phy = <&phy1>; + phy-mode = "rgmii-id"; + }; + + spi0: spi@10600 { + status = "okay"; + pinctrl-0 = <&pmx_spi>; + pinctrl-names = "default"; + + spi-flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "n25q128a13"; + reg = <0>; /* Chip select 0 */ + spi-max-frequency = <108000000>; + }; + }; + }; + }; + + gpio_keys { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-0 = <&pmx_keys>; + pinctrl-names = "default"; + + button@1 { + label = "Factory Reset Button"; + linux,code = <141>; /* KEY_SETUP */ + gpios = <&gpio1 1 1>; + }; + }; +}; diff --git a/arch/arm/boot/dts/armada-xp-db.dts b/arch/arm/boot/dts/armada-xp-db.dts index e28e68ff864..bcf6d79a57e 100644 --- a/arch/arm/boot/dts/armada-xp-db.dts +++ b/arch/arm/boot/dts/armada-xp-db.dts @@ -14,7 +14,7 @@ */ /dts-v1/; -/include/ "armada-xp-mv78460.dtsi" +#include "armada-xp-mv78460.dtsi" / { model = "Marvell Armada XP Evaluation Board"; @@ -30,9 +30,70 @@ }; soc { - ranges = <0 0 0xd0000000 0x100000 /* Internal registers 1MiB */ - 0xe0000000 0 0xe0000000 0x8100000 /* PCIe */ - 0xf0000000 0 0xf0000000 0x1000000>; /* Device Bus, NOR 16MiB */ + ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xd0000000 0x100000 + MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000 + MBUS_ID(0x01, 0x2f) 0 0 0xf0000000 0x1000000>; + + devbus-bootcs { + status = "okay"; + + /* Device Bus parameters are required */ + + /* Read parameters */ + devbus,bus-width = <8>; + devbus,turn-off-ps = <60000>; + devbus,badr-skew-ps = <0>; + devbus,acc-first-ps = <124000>; + devbus,acc-next-ps = <248000>; + devbus,rd-setup-ps = <0>; + devbus,rd-hold-ps = <0>; + + /* Write parameters */ + devbus,sync-enable = <0>; + devbus,wr-high-ps = <60000>; + devbus,wr-low-ps = <60000>; + devbus,ale-wr-ps = <60000>; + + /* NOR 16 MiB */ + nor@0 { + compatible = "cfi-flash"; + reg = <0 0x1000000>; + bank-width = <2>; + }; + }; + + pcie-controller { + status = "okay"; + + /* + * All 6 slots are physically present as + * standard PCIe slots on the board. + */ + pcie@1,0 { + /* Port 0, Lane 0 */ + status = "okay"; + }; + pcie@2,0 { + /* Port 0, Lane 1 */ + status = "okay"; + }; + pcie@3,0 { + /* Port 0, Lane 2 */ + status = "okay"; + }; + pcie@4,0 { + /* Port 0, Lane 3 */ + status = "okay"; + }; + pcie@9,0 { + /* Port 2, Lane 0 */ + status = "okay"; + }; + pcie@10,0 { + /* Port 3, Lane 0 */ + status = "okay"; + }; + }; internal-regs { serial@12000 { @@ -127,68 +188,6 @@ spi-max-frequency = <20000000>; }; }; - - pcie-controller { - status = "okay"; - - /* - * All 6 slots are physically present as - * standard PCIe slots on the board. - */ - pcie@1,0 { - /* Port 0, Lane 0 */ - status = "okay"; - }; - pcie@2,0 { - /* Port 0, Lane 1 */ - status = "okay"; - }; - pcie@3,0 { - /* Port 0, Lane 2 */ - status = "okay"; - }; - pcie@4,0 { - /* Port 0, Lane 3 */ - status = "okay"; - }; - pcie@9,0 { - /* Port 2, Lane 0 */ - status = "okay"; - }; - pcie@10,0 { - /* Port 3, Lane 0 */ - status = "okay"; - }; - }; - - devbus-bootcs@10400 { - status = "okay"; - ranges = <0 0xf0000000 0x1000000>; - - /* Device Bus parameters are required */ - - /* Read parameters */ - devbus,bus-width = <8>; - devbus,turn-off-ps = <60000>; - devbus,badr-skew-ps = <0>; - devbus,acc-first-ps = <124000>; - devbus,acc-next-ps = <248000>; - devbus,rd-setup-ps = <0>; - devbus,rd-hold-ps = <0>; - - /* Write parameters */ - devbus,sync-enable = <0>; - devbus,wr-high-ps = <60000>; - devbus,wr-low-ps = <60000>; - devbus,ale-wr-ps = <60000>; - - /* NOR 16 MiB */ - nor@0 { - compatible = "cfi-flash"; - reg = <0 0x1000000>; - bank-width = <2>; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-xp-gp.dts b/arch/arm/boot/dts/armada-xp-gp.dts index c87b2de29c3..2298e4a910e 100644 --- a/arch/arm/boot/dts/armada-xp-gp.dts +++ b/arch/arm/boot/dts/armada-xp-gp.dts @@ -14,7 +14,7 @@ */ /dts-v1/; -/include/ "armada-xp-mv78460.dtsi" +#include "armada-xp-mv78460.dtsi" / { model = "Marvell Armada XP Development Board DB-MV784MP-GP"; @@ -39,9 +39,58 @@ }; soc { - ranges = <0 0 0xd0000000 0x100000 /* Internal registers 1MiB */ - 0xe0000000 0 0xe0000000 0x8100000 /* PCIe */ - 0xf0000000 0 0xf0000000 0x1000000 /* Device Bus, NOR 16MiB */>; + ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xd0000000 0x100000 + MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000 + MBUS_ID(0x01, 0x2f) 0 0 0xf0000000 0x1000000>; + + devbus-bootcs { + status = "okay"; + + /* Device Bus parameters are required */ + + /* Read parameters */ + devbus,bus-width = <8>; + devbus,turn-off-ps = <60000>; + devbus,badr-skew-ps = <0>; + devbus,acc-first-ps = <124000>; + devbus,acc-next-ps = <248000>; + devbus,rd-setup-ps = <0>; + devbus,rd-hold-ps = <0>; + + /* Write parameters */ + devbus,sync-enable = <0>; + devbus,wr-high-ps = <60000>; + devbus,wr-low-ps = <60000>; + devbus,ale-wr-ps = <60000>; + + /* NOR 16 MiB */ + nor@0 { + compatible = "cfi-flash"; + reg = <0 0x1000000>; + bank-width = <2>; + }; + }; + + pcie-controller { + status = "okay"; + + /* + * The 3 slots are physically present as + * standard PCIe slots on the board. + */ + pcie@1,0 { + /* Port 0, Lane 0 */ + status = "okay"; + }; + pcie@9,0 { + /* Port 2, Lane 0 */ + status = "okay"; + }; + pcie@10,0 { + /* Port 3, Lane 0 */ + status = "okay"; + }; + }; internal-regs { serial@12000 { @@ -126,56 +175,6 @@ spi-max-frequency = <108000000>; }; }; - - devbus-bootcs@10400 { - status = "okay"; - ranges = <0 0xf0000000 0x1000000>; /* @addr 0xf000000, size 0x1000000 */ - - /* Device Bus parameters are required */ - - /* Read parameters */ - devbus,bus-width = <8>; - devbus,turn-off-ps = <60000>; - devbus,badr-skew-ps = <0>; - devbus,acc-first-ps = <124000>; - devbus,acc-next-ps = <248000>; - devbus,rd-setup-ps = <0>; - devbus,rd-hold-ps = <0>; - - /* Write parameters */ - devbus,sync-enable = <0>; - devbus,wr-high-ps = <60000>; - devbus,wr-low-ps = <60000>; - devbus,ale-wr-ps = <60000>; - - /* NOR 16 MiB */ - nor@0 { - compatible = "cfi-flash"; - reg = <0 0x1000000>; - bank-width = <2>; - }; - }; - - pcie-controller { - status = "okay"; - - /* - * The 3 slots are physically present as - * standard PCIe slots on the board. - */ - pcie@1,0 { - /* Port 0, Lane 0 */ - status = "okay"; - }; - pcie@9,0 { - /* Port 2, Lane 0 */ - status = "okay"; - }; - pcie@10,0 { - /* Port 3, Lane 0 */ - status = "okay"; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-xp-mv78230.dtsi b/arch/arm/boot/dts/armada-xp-mv78230.dtsi index f8eaa383e07..e45e363cc9b 100644 --- a/arch/arm/boot/dts/armada-xp-mv78230.dtsi +++ b/arch/arm/boot/dts/armada-xp-mv78230.dtsi @@ -13,7 +13,7 @@ * common to all Armada XP SoCs. */ -/include/ "armada-xp.dtsi" +#include "armada-xp.dtsi" / { model = "Marvell Armada XP MV78230 SoC"; @@ -44,6 +44,124 @@ }; soc { + /* + * MV78230 has 2 PCIe units Gen2.0: One unit can be + * configured as x4 or quad x1 lanes. One unit is + * x4/x1. + */ + pcie-controller { + compatible = "marvell,armada-xp-pcie"; + status = "disabled"; + device_type = "pci"; + + #address-cells = <3>; + #size-cells = <2>; + + bus-range = <0x00 0xff>; + + ranges = + <0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000 /* Port 0.0 registers */ + 0x82000000 0 0x42000 MBUS_ID(0xf0, 0x01) 0x42000 0 0x00002000 /* Port 2.0 registers */ + 0x82000000 0 0x44000 MBUS_ID(0xf0, 0x01) 0x44000 0 0x00002000 /* Port 0.1 registers */ + 0x82000000 0 0x48000 MBUS_ID(0xf0, 0x01) 0x48000 0 0x00002000 /* Port 0.2 registers */ + 0x82000000 0 0x4c000 MBUS_ID(0xf0, 0x01) 0x4c000 0 0x00002000 /* Port 0.3 registers */ + 0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */ + 0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */ + 0x82000000 0x2 0 MBUS_ID(0x04, 0xd8) 0 1 0 /* Port 0.1 MEM */ + 0x81000000 0x2 0 MBUS_ID(0x04, 0xd0) 0 1 0 /* Port 0.1 IO */ + 0x82000000 0x3 0 MBUS_ID(0x04, 0xb8) 0 1 0 /* Port 0.2 MEM */ + 0x81000000 0x3 0 MBUS_ID(0x04, 0xb0) 0 1 0 /* Port 0.2 IO */ + 0x82000000 0x4 0 MBUS_ID(0x04, 0x78) 0 1 0 /* Port 0.3 MEM */ + 0x81000000 0x4 0 MBUS_ID(0x04, 0x70) 0 1 0 /* Port 0.3 IO */ + 0x82000000 0x9 0 MBUS_ID(0x04, 0xf8) 0 1 0 /* Port 2.0 MEM */ + 0x81000000 0x9 0 MBUS_ID(0x04, 0xf0) 0 1 0 /* Port 2.0 IO */>; + + pcie@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x40000 0 0x2000>; + reg = <0x0800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0 + 0x81000000 0 0 0x81000000 0x1 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 58>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 5>; + status = "disabled"; + }; + + pcie@2,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x44000 0 0x2000>; + reg = <0x1000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0 + 0x81000000 0 0 0x81000000 0x2 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 59>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <1>; + clocks = <&gateclk 6>; + status = "disabled"; + }; + + pcie@3,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x48000 0 0x2000>; + reg = <0x1800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x3 0 1 0 + 0x81000000 0 0 0x81000000 0x3 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 60>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <2>; + clocks = <&gateclk 7>; + status = "disabled"; + }; + + pcie@4,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x4c000 0 0x2000>; + reg = <0x2000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x4 0 1 0 + 0x81000000 0 0 0x81000000 0x4 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 61>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <3>; + clocks = <&gateclk 8>; + status = "disabled"; + }; + + pcie@9,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x42000 0 0x2000>; + reg = <0x4800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x9 0 1 0 + 0x81000000 0 0 0x81000000 0x9 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 99>; + marvell,pcie-port = <2>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 26>; + status = "disabled"; + }; + }; + internal-regs { pinctrl { compatible = "marvell,mv78230-pinctrl"; @@ -77,110 +195,6 @@ #interrupts-cells = <2>; interrupts = <87>, <88>, <89>; }; - - /* - * MV78230 has 2 PCIe units Gen2.0: One unit can be - * configured as x4 or quad x1 lanes. One unit is - * x4/x1. - */ - pcie-controller { - compatible = "marvell,armada-xp-pcie"; - status = "disabled"; - device_type = "pci"; - -#address-cells = <3>; -#size-cells = <2>; - - bus-range = <0x00 0xff>; - - ranges = <0x82000000 0 0x40000 0x40000 0 0x00002000 /* Port 0.0 registers */ - 0x82000000 0 0x42000 0x42000 0 0x00002000 /* Port 2.0 registers */ - 0x82000000 0 0x44000 0x44000 0 0x00002000 /* Port 0.1 registers */ - 0x82000000 0 0x48000 0x48000 0 0x00002000 /* Port 0.2 registers */ - 0x82000000 0 0x4c000 0x4c000 0 0x00002000 /* Port 0.3 registers */ - 0x82000000 0 0xe0000000 0xe0000000 0 0x08000000 /* non-prefetchable memory */ - 0x81000000 0 0 0xe8000000 0 0x00100000>; /* downstream I/O */ - - pcie@1,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x40000 0 0x2000>; - reg = <0x0800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 58>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 5>; - status = "disabled"; - }; - - pcie@2,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x44000 0 0x2000>; - reg = <0x1000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 59>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <1>; - clocks = <&gateclk 6>; - status = "disabled"; - }; - - pcie@3,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x48000 0 0x2000>; - reg = <0x1800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 60>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <2>; - clocks = <&gateclk 7>; - status = "disabled"; - }; - - pcie@4,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x4c000 0 0x2000>; - reg = <0x2000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 61>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <3>; - clocks = <&gateclk 8>; - status = "disabled"; - }; - - pcie@9,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x42000 0 0x2000>; - reg = <0x4800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 99>; - marvell,pcie-port = <2>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 26>; - status = "disabled"; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-xp-mv78260.dtsi b/arch/arm/boot/dts/armada-xp-mv78260.dtsi index 2d9335da210..6dc3921df9b 100644 --- a/arch/arm/boot/dts/armada-xp-mv78260.dtsi +++ b/arch/arm/boot/dts/armada-xp-mv78260.dtsi @@ -13,7 +13,7 @@ * common to all Armada XP SoCs. */ -/include/ "armada-xp.dtsi" +#include "armada-xp.dtsi" / { model = "Marvell Armada XP MV78260 SoC"; @@ -45,6 +45,145 @@ }; soc { + /* + * MV78260 has 3 PCIe units Gen2.0: Two units can be + * configured as x4 or quad x1 lanes. One unit is + * x4/x1. + */ + pcie-controller { + compatible = "marvell,armada-xp-pcie"; + status = "disabled"; + device_type = "pci"; + + #address-cells = <3>; + #size-cells = <2>; + + bus-range = <0x00 0xff>; + + ranges = + <0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000 /* Port 0.0 registers */ + 0x82000000 0 0x42000 MBUS_ID(0xf0, 0x01) 0x42000 0 0x00002000 /* Port 2.0 registers */ + 0x82000000 0 0x44000 MBUS_ID(0xf0, 0x01) 0x44000 0 0x00002000 /* Port 0.1 registers */ + 0x82000000 0 0x48000 MBUS_ID(0xf0, 0x01) 0x48000 0 0x00002000 /* Port 0.2 registers */ + 0x82000000 0 0x4c000 MBUS_ID(0xf0, 0x01) 0x4c000 0 0x00002000 /* Port 0.3 registers */ + 0x82000000 0 0x80000 MBUS_ID(0xf0, 0x01) 0x80000 0 0x00002000 /* Port 1.0 registers */ + 0x82000000 0 0x82000 MBUS_ID(0xf0, 0x01) 0x82000 0 0x00002000 /* Port 3.0 registers */ + 0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */ + 0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */ + 0x82000000 0x2 0 MBUS_ID(0x04, 0xd8) 0 1 0 /* Port 0.1 MEM */ + 0x81000000 0x2 0 MBUS_ID(0x04, 0xd0) 0 1 0 /* Port 0.1 IO */ + 0x82000000 0x3 0 MBUS_ID(0x04, 0xb8) 0 1 0 /* Port 0.2 MEM */ + 0x81000000 0x3 0 MBUS_ID(0x04, 0xb0) 0 1 0 /* Port 0.2 IO */ + 0x82000000 0x4 0 MBUS_ID(0x04, 0x78) 0 1 0 /* Port 0.3 MEM */ + 0x81000000 0x4 0 MBUS_ID(0x04, 0x70) 0 1 0 /* Port 0.3 IO */ + 0x82000000 0x9 0 MBUS_ID(0x08, 0xe8) 0 1 0 /* Port 1.0 MEM */ + 0x81000000 0x9 0 MBUS_ID(0x08, 0xe0) 0 1 0 /* Port 1.0 IO */ + 0x82000000 0xa 0 MBUS_ID(0x08, 0xf8) 0 1 0 /* Port 3.0 MEM */ + 0x81000000 0xa 0 MBUS_ID(0x08, 0xf0) 0 1 0 /* Port 3.0 IO */>; + + pcie@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x40000 0 0x2000>; + reg = <0x0800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0 + 0x81000000 0 0 0x81000000 0x1 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 58>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 5>; + status = "disabled"; + }; + + pcie@2,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x44000 0 0x2000>; + reg = <0x1000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0 + 0x81000000 0 0 0x81000000 0x2 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 59>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <1>; + clocks = <&gateclk 6>; + status = "disabled"; + }; + + pcie@3,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x48000 0 0x2000>; + reg = <0x1800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x3 0 1 0 + 0x81000000 0 0 0x81000000 0x3 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 60>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <2>; + clocks = <&gateclk 7>; + status = "disabled"; + }; + + pcie@4,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x4c000 0 0x2000>; + reg = <0x2000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x4 0 1 0 + 0x81000000 0 0 0x81000000 0x4 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 61>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <3>; + clocks = <&gateclk 8>; + status = "disabled"; + }; + + pcie@9,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x42000 0 0x2000>; + reg = <0x4800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x9 0 1 0 + 0x81000000 0 0 0x81000000 0x9 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 99>; + marvell,pcie-port = <2>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 26>; + status = "disabled"; + }; + + pcie@10,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x82000 0 0x2000>; + reg = <0x5000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0xa 0 1 0 + 0x81000000 0 0 0x81000000 0xa 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 103>; + marvell,pcie-port = <3>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 27>; + status = "disabled"; + }; + }; + internal-regs { pinctrl { compatible = "marvell,mv78260-pinctrl"; @@ -97,128 +236,6 @@ clocks = <&gateclk 1>; status = "disabled"; }; - - /* - * MV78260 has 3 PCIe units Gen2.0: Two units can be - * configured as x4 or quad x1 lanes. One unit is - * x4/x1. - */ - pcie-controller { - compatible = "marvell,armada-xp-pcie"; - status = "disabled"; - device_type = "pci"; - - #address-cells = <3>; - #size-cells = <2>; - - bus-range = <0x00 0xff>; - - ranges = <0x82000000 0 0x40000 0x40000 0 0x00002000 /* Port 0.0 registers */ - 0x82000000 0 0x42000 0x42000 0 0x00002000 /* Port 2.0 registers */ - 0x82000000 0 0x44000 0x44000 0 0x00002000 /* Port 0.1 registers */ - 0x82000000 0 0x48000 0x48000 0 0x00002000 /* Port 0.2 registers */ - 0x82000000 0 0x4c000 0x4c000 0 0x00002000 /* Port 0.3 registers */ - 0x82000000 0 0x80000 0x80000 0 0x00002000 /* Port 1.0 registers */ - 0x82000000 0 0x82000 0x82000 0 0x00002000 /* Port 3.0 registers */ - 0x82000000 0 0xe0000000 0xe0000000 0 0x08000000 /* non-prefetchable memory */ - 0x81000000 0 0 0xe8000000 0 0x00100000>; /* downstream I/O */ - - pcie@1,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x40000 0 0x2000>; - reg = <0x0800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 58>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 5>; - status = "disabled"; - }; - - pcie@2,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x44000 0 0x2000>; - reg = <0x1000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 59>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <1>; - clocks = <&gateclk 6>; - status = "disabled"; - }; - - pcie@3,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x48000 0 0x2000>; - reg = <0x1800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 60>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <2>; - clocks = <&gateclk 7>; - status = "disabled"; - }; - - pcie@4,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x4c000 0 0x2000>; - reg = <0x2000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 61>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <3>; - clocks = <&gateclk 8>; - status = "disabled"; - }; - - pcie@9,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x42000 0 0x2000>; - reg = <0x4800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 99>; - marvell,pcie-port = <2>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 26>; - status = "disabled"; - }; - - pcie@10,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x82000 0 0x2000>; - reg = <0x5000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 103>; - marvell,pcie-port = <3>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 27>; - status = "disabled"; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-xp-mv78460.dtsi b/arch/arm/boot/dts/armada-xp-mv78460.dtsi index c7b1f4d5c1c..a6661e3aea2 100644 --- a/arch/arm/boot/dts/armada-xp-mv78460.dtsi +++ b/arch/arm/boot/dts/armada-xp-mv78460.dtsi @@ -13,7 +13,7 @@ * common to all Armada XP SoCs. */ -/include/ "armada-xp.dtsi" +#include "armada-xp.dtsi" / { model = "Marvell Armada XP MV78460 SoC"; @@ -61,6 +61,227 @@ }; soc { + /* + * MV78460 has 4 PCIe units Gen2.0: Two units can be + * configured as x4 or quad x1 lanes. Two units are + * x4/x1. + */ + pcie-controller { + compatible = "marvell,armada-xp-pcie"; + status = "disabled"; + device_type = "pci"; + + #address-cells = <3>; + #size-cells = <2>; + + bus-range = <0x00 0xff>; + + ranges = + <0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000 /* Port 0.0 registers */ + 0x82000000 0 0x42000 MBUS_ID(0xf0, 0x01) 0x42000 0 0x00002000 /* Port 2.0 registers */ + 0x82000000 0 0x44000 MBUS_ID(0xf0, 0x01) 0x44000 0 0x00002000 /* Port 0.1 registers */ + 0x82000000 0 0x48000 MBUS_ID(0xf0, 0x01) 0x48000 0 0x00002000 /* Port 0.2 registers */ + 0x82000000 0 0x4c000 MBUS_ID(0xf0, 0x01) 0x4c000 0 0x00002000 /* Port 0.3 registers */ + 0x82000000 0 0x80000 MBUS_ID(0xf0, 0x01) 0x80000 0 0x00002000 /* Port 1.0 registers */ + 0x82000000 0 0x82000 MBUS_ID(0xf0, 0x01) 0x82000 0 0x00002000 /* Port 3.0 registers */ + 0x82000000 0 0x84000 MBUS_ID(0xf0, 0x01) 0x84000 0 0x00002000 /* Port 1.1 registers */ + 0x82000000 0 0x88000 MBUS_ID(0xf0, 0x01) 0x88000 0 0x00002000 /* Port 1.2 registers */ + 0x82000000 0 0x8c000 MBUS_ID(0xf0, 0x01) 0x8c000 0 0x00002000 /* Port 1.3 registers */ + 0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */ + 0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */ + 0x82000000 0x2 0 MBUS_ID(0x04, 0xd8) 0 1 0 /* Port 0.1 MEM */ + 0x81000000 0x2 0 MBUS_ID(0x04, 0xd0) 0 1 0 /* Port 0.1 IO */ + 0x82000000 0x3 0 MBUS_ID(0x04, 0xb8) 0 1 0 /* Port 0.2 MEM */ + 0x81000000 0x3 0 MBUS_ID(0x04, 0xb0) 0 1 0 /* Port 0.2 IO */ + 0x82000000 0x4 0 MBUS_ID(0x04, 0x78) 0 1 0 /* Port 0.3 MEM */ + 0x81000000 0x4 0 MBUS_ID(0x04, 0x70) 0 1 0 /* Port 0.3 IO */ + + 0x82000000 0x5 0 MBUS_ID(0x08, 0xe8) 0 1 0 /* Port 1.0 MEM */ + 0x81000000 0x5 0 MBUS_ID(0x08, 0xe0) 0 1 0 /* Port 1.0 IO */ + 0x82000000 0x6 0 MBUS_ID(0x08, 0xd8) 0 1 0 /* Port 1.1 MEM */ + 0x81000000 0x6 0 MBUS_ID(0x08, 0xd0) 0 1 0 /* Port 1.1 IO */ + 0x82000000 0x7 0 MBUS_ID(0x08, 0xb8) 0 1 0 /* Port 1.2 MEM */ + 0x81000000 0x7 0 MBUS_ID(0x08, 0xb0) 0 1 0 /* Port 1.2 IO */ + 0x82000000 0x8 0 MBUS_ID(0x08, 0x78) 0 1 0 /* Port 1.3 MEM */ + 0x81000000 0x8 0 MBUS_ID(0x08, 0x70) 0 1 0 /* Port 1.3 IO */ + + 0x82000000 0x9 0 MBUS_ID(0x04, 0xf8) 0 1 0 /* Port 2.0 MEM */ + 0x81000000 0x9 0 MBUS_ID(0x04, 0xf0) 0 1 0 /* Port 2.0 IO */ + + 0x82000000 0xa 0 MBUS_ID(0x08, 0xf8) 0 1 0 /* Port 3.0 MEM */ + 0x81000000 0xa 0 MBUS_ID(0x08, 0xf0) 0 1 0 /* Port 3.0 IO */>; + + pcie@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x40000 0 0x2000>; + reg = <0x0800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0 + 0x81000000 0 0 0x81000000 0x1 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 58>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 5>; + status = "disabled"; + }; + + pcie@2,0 { + device_type = "pci"; + assigned-addresses = <0x82001000 0 0x44000 0 0x2000>; + reg = <0x1000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0 + 0x81000000 0 0 0x81000000 0x2 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 59>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <1>; + clocks = <&gateclk 6>; + status = "disabled"; + }; + + pcie@3,0 { + device_type = "pci"; + assigned-addresses = <0x82001800 0 0x48000 0 0x2000>; + reg = <0x1800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x3 0 1 0 + 0x81000000 0 0 0x81000000 0x3 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 60>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <2>; + clocks = <&gateclk 7>; + status = "disabled"; + }; + + pcie@4,0 { + device_type = "pci"; + assigned-addresses = <0x82002000 0 0x4c000 0 0x2000>; + reg = <0x2000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x4 0 1 0 + 0x81000000 0 0 0x81000000 0x4 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 61>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <3>; + clocks = <&gateclk 8>; + status = "disabled"; + }; + + pcie@5,0 { + device_type = "pci"; + assigned-addresses = <0x82002800 0 0x80000 0 0x2000>; + reg = <0x2800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x5 0 1 0 + 0x81000000 0 0 0x81000000 0x5 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 62>; + marvell,pcie-port = <1>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 9>; + status = "disabled"; + }; + + pcie@6,0 { + device_type = "pci"; + assigned-addresses = <0x82003000 0 0x84000 0 0x2000>; + reg = <0x3000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x6 0 1 0 + 0x81000000 0 0 0x81000000 0x6 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 63>; + marvell,pcie-port = <1>; + marvell,pcie-lane = <1>; + clocks = <&gateclk 10>; + status = "disabled"; + }; + + pcie@7,0 { + device_type = "pci"; + assigned-addresses = <0x82003800 0 0x88000 0 0x2000>; + reg = <0x3800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x7 0 1 0 + 0x81000000 0 0 0x81000000 0x7 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 64>; + marvell,pcie-port = <1>; + marvell,pcie-lane = <2>; + clocks = <&gateclk 11>; + status = "disabled"; + }; + + pcie@8,0 { + device_type = "pci"; + assigned-addresses = <0x82004000 0 0x8c000 0 0x2000>; + reg = <0x4000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x8 0 1 0 + 0x81000000 0 0 0x81000000 0x8 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 65>; + marvell,pcie-port = <1>; + marvell,pcie-lane = <3>; + clocks = <&gateclk 12>; + status = "disabled"; + }; + + pcie@9,0 { + device_type = "pci"; + assigned-addresses = <0x82004800 0 0x42000 0 0x2000>; + reg = <0x4800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x9 0 1 0 + 0x81000000 0 0 0x81000000 0x9 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 99>; + marvell,pcie-port = <2>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 26>; + status = "disabled"; + }; + + pcie@10,0 { + device_type = "pci"; + assigned-addresses = <0x82005000 0 0x82000 0 0x2000>; + reg = <0x5000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0xa 0 1 0 + 0x81000000 0 0 0x81000000 0xa 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &mpic 103>; + marvell,pcie-port = <3>; + marvell,pcie-lane = <0>; + clocks = <&gateclk 27>; + status = "disabled"; + }; + }; + internal-regs { pinctrl { compatible = "marvell,mv78460-pinctrl"; @@ -113,194 +334,6 @@ clocks = <&gateclk 1>; status = "disabled"; }; - - /* - * MV78460 has 4 PCIe units Gen2.0: Two units can be - * configured as x4 or quad x1 lanes. Two units are - * x4/x1. - */ - pcie-controller { - compatible = "marvell,armada-xp-pcie"; - status = "disabled"; - device_type = "pci"; - - #address-cells = <3>; - #size-cells = <2>; - - bus-range = <0x00 0xff>; - - ranges = <0x82000000 0 0x40000 0x40000 0 0x00002000 /* Port 0.0 registers */ - 0x82000000 0 0x42000 0x42000 0 0x00002000 /* Port 2.0 registers */ - 0x82000000 0 0x44000 0x44000 0 0x00002000 /* Port 0.1 registers */ - 0x82000000 0 0x48000 0x48000 0 0x00002000 /* Port 0.2 registers */ - 0x82000000 0 0x4c000 0x4c000 0 0x00002000 /* Port 0.3 registers */ - 0x82000000 0 0x80000 0x80000 0 0x00002000 /* Port 1.0 registers */ - 0x82000000 0 0x82000 0x82000 0 0x00002000 /* Port 3.0 registers */ - 0x82000000 0 0x84000 0x84000 0 0x00002000 /* Port 1.1 registers */ - 0x82000000 0 0x88000 0x88000 0 0x00002000 /* Port 1.2 registers */ - 0x82000000 0 0x8c000 0x8c000 0 0x00002000 /* Port 1.3 registers */ - 0x82000000 0 0xe0000000 0xe0000000 0 0x08000000 /* non-prefetchable memory */ - 0x81000000 0 0 0xe8000000 0 0x00100000>; /* downstream I/O */ - - pcie@1,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x40000 0 0x2000>; - reg = <0x0800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 58>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 5>; - status = "disabled"; - }; - - pcie@2,0 { - device_type = "pci"; - assigned-addresses = <0x82001000 0 0x44000 0 0x2000>; - reg = <0x1000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 59>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <1>; - clocks = <&gateclk 6>; - status = "disabled"; - }; - - pcie@3,0 { - device_type = "pci"; - assigned-addresses = <0x82001800 0 0x48000 0 0x2000>; - reg = <0x1800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 60>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <2>; - clocks = <&gateclk 7>; - status = "disabled"; - }; - - pcie@4,0 { - device_type = "pci"; - assigned-addresses = <0x82002000 0 0x4c000 0 0x2000>; - reg = <0x2000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 61>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <3>; - clocks = <&gateclk 8>; - status = "disabled"; - }; - - pcie@5,0 { - device_type = "pci"; - assigned-addresses = <0x82002800 0 0x80000 0 0x2000>; - reg = <0x2800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 62>; - marvell,pcie-port = <1>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 9>; - status = "disabled"; - }; - - pcie@6,0 { - device_type = "pci"; - assigned-addresses = <0x82003000 0 0x84000 0 0x2000>; - reg = <0x3000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 63>; - marvell,pcie-port = <1>; - marvell,pcie-lane = <1>; - clocks = <&gateclk 10>; - status = "disabled"; - }; - - pcie@7,0 { - device_type = "pci"; - assigned-addresses = <0x82003800 0 0x88000 0 0x2000>; - reg = <0x3800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 64>; - marvell,pcie-port = <1>; - marvell,pcie-lane = <2>; - clocks = <&gateclk 11>; - status = "disabled"; - }; - - pcie@8,0 { - device_type = "pci"; - assigned-addresses = <0x82004000 0 0x8c000 0 0x2000>; - reg = <0x4000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 65>; - marvell,pcie-port = <1>; - marvell,pcie-lane = <3>; - clocks = <&gateclk 12>; - status = "disabled"; - }; - pcie@9,0 { - device_type = "pci"; - assigned-addresses = <0x82004800 0 0x42000 0 0x2000>; - reg = <0x4800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 99>; - marvell,pcie-port = <2>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 26>; - status = "disabled"; - }; - - pcie@10,0 { - device_type = "pci"; - assigned-addresses = <0x82005000 0 0x82000 0 0x2000>; - reg = <0x5000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &mpic 103>; - marvell,pcie-port = <3>; - marvell,pcie-lane = <0>; - clocks = <&gateclk 27>; - status = "disabled"; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts index 8f510458ea8..5695afcc04b 100644 --- a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts +++ b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts @@ -11,7 +11,7 @@ */ /dts-v1/; -/include/ "armada-xp-mv78260.dtsi" +#include "armada-xp-mv78260.dtsi" / { model = "PlatHome OpenBlocks AX3-4 board"; @@ -27,9 +27,46 @@ }; soc { - ranges = <0 0 0xd0000000 0x100000 /* Internal registers 1MiB */ - 0xe0000000 0 0xe0000000 0x8100000 /* PCIe */ - 0xf0000000 0 0xf0000000 0x8000000 /* Device Bus, NOR 128MiB */>; + ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xd0000000 0x100000 + MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000 + MBUS_ID(0x01, 0x2f) 0 0 0xf0000000 0x8000000>; + + devbus-bootcs { + status = "okay"; + + /* Device Bus parameters are required */ + + /* Read parameters */ + devbus,bus-width = <8>; + devbus,turn-off-ps = <60000>; + devbus,badr-skew-ps = <0>; + devbus,acc-first-ps = <124000>; + devbus,acc-next-ps = <248000>; + devbus,rd-setup-ps = <0>; + devbus,rd-hold-ps = <0>; + + /* Write parameters */ + devbus,sync-enable = <0>; + devbus,wr-high-ps = <60000>; + devbus,wr-low-ps = <60000>; + devbus,ale-wr-ps = <60000>; + + /* NOR 128 MiB */ + nor@0 { + compatible = "cfi-flash"; + reg = <0 0x8000000>; + bank-width = <2>; + }; + }; + + pcie-controller { + status = "okay"; + /* Internal mini-PCIe connector */ + pcie@1,0 { + /* Port 0, Lane 0 */ + status = "okay"; + }; + }; internal-regs { serial@12000 { @@ -148,49 +185,6 @@ usb@51000 { status = "okay"; }; - - /* USB interface in the mini-PCIe connector */ - usb@52000 { - status = "okay"; - }; - - devbus-bootcs@10400 { - status = "okay"; - ranges = <0 0xf0000000 0x8000000>; /* @addr 0xf000000, size 0x8000000 */ - - /* Device Bus parameters are required */ - - /* Read parameters */ - devbus,bus-width = <8>; - devbus,turn-off-ps = <60000>; - devbus,badr-skew-ps = <0>; - devbus,acc-first-ps = <124000>; - devbus,acc-next-ps = <248000>; - devbus,rd-setup-ps = <0>; - devbus,rd-hold-ps = <0>; - - /* Write parameters */ - devbus,sync-enable = <0>; - devbus,wr-high-ps = <60000>; - devbus,wr-low-ps = <60000>; - devbus,ale-wr-ps = <60000>; - - /* NOR 128 MiB */ - nor@0 { - compatible = "cfi-flash"; - reg = <0 0x8000000>; - bank-width = <2>; - }; - }; - - pcie-controller { - status = "okay"; - /* Internal mini-PCIe connector */ - pcie@1,0 { - /* Port 0, Lane 0 */ - status = "okay"; - }; - }; }; }; }; diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi index 416eb948184..7ba99ce107b 100644 --- a/arch/arm/boot/dts/armada-xp.dtsi +++ b/arch/arm/boot/dts/armada-xp.dtsi @@ -16,7 +16,7 @@ * common to all Armada SoCs. */ -/include/ "armada-370-xp.dtsi" +#include "armada-370-xp.dtsi" / { model = "Marvell Armada XP family SoC"; @@ -27,6 +27,13 @@ }; soc { + compatible = "marvell,armadaxp-mbus", "simple-bus"; + + bootrom { + compatible = "marvell,bootrom"; + reg = <MBUS_ID(0x01, 0x1d) 0 0x100000>; + }; + internal-regs { L2: l2-cache { compatible = "marvell,aurora-system-cache"; diff --git a/arch/arm/boot/dts/atlas6.dtsi b/arch/arm/boot/dts/atlas6.dtsi index 9866cd736de..a0f2721ea58 100644 --- a/arch/arm/boot/dts/atlas6.dtsi +++ b/arch/arm/boot/dts/atlas6.dtsi @@ -485,6 +485,12 @@ sirf,function = "usp0"; }; }; + usp0_uart_nostreamctrl_pins_a: usp0@1 { + usp0 { + sirf,pins = "usp0_uart_nostreamctrl_grp"; + sirf,function = "usp0_uart_nostreamctrl"; + }; + }; usp1_pins_a: usp1@0 { usp1 { sirf,pins = "usp1grp"; @@ -515,16 +521,16 @@ sirf,function = "pulse_count"; }; }; - cko0_rst_pins_a: cko0_rst@0 { - cko0_rst { - sirf,pins = "cko0_rstgrp"; - sirf,function = "cko0_rst"; + cko0_pins_a: cko0@0 { + cko0 { + sirf,pins = "cko0grp"; + sirf,function = "cko0"; }; }; - cko1_rst_pins_a: cko1_rst@0 { - cko1_rst { - sirf,pins = "cko1_rstgrp"; - sirf,function = "cko1_rst"; + cko1_pins_a: cko1@0 { + cko1 { + sirf,pins = "cko1grp"; + sirf,function = "cko1"; }; }; }; diff --git a/arch/arm/boot/dts/emev2-kzm9d-reference.dts b/arch/arm/boot/dts/emev2-kzm9d-reference.dts new file mode 100644 index 00000000000..bed676b95c2 --- /dev/null +++ b/arch/arm/boot/dts/emev2-kzm9d-reference.dts @@ -0,0 +1,57 @@ +/* + * Device Tree Source for the KZM9D board + * + * Copyright (C) 2013 Renesas Solutions Corp. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ +/dts-v1/; + +/include/ "emev2.dtsi" + +/ { + model = "EMEV2 KZM9D Board"; + compatible = "renesas,kzm9d-reference", "renesas,emev2"; + + memory { + device_type = "memory"; + reg = <0x40000000 0x8000000>; + }; + + chosen { + bootargs = "console=ttyS1,115200n81 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096"; + }; + + reg_1p8v: regulator@0 { + compatible = "regulator-fixed"; + regulator-name = "fixed-1.8V"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + }; + + reg_3p3v: regulator@1 { + compatible = "regulator-fixed"; + regulator-name = "fixed-3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + regulator-boot-on; + }; + + lan9220@20000000 { + compatible = "smsc,lan9220", "smsc,lan9115"; + reg = <0x20000000 0x10000>; + phy-mode = "mii"; + interrupt-parent = <&gpio0>; + interrupts = <1 1>; /* active high */ + reg-io-width = <4>; + smsc,irq-active-high; + smsc,irq-push-pull; + vddvario-supply = <®_1p8v>; + vdd33a-supply = <®_3p3v>; + }; +}; diff --git a/arch/arm/boot/dts/emev2-kzm9d.dts b/arch/arm/boot/dts/emev2-kzm9d.dts index b9b3241f173..dda13bc02f9 100644 --- a/arch/arm/boot/dts/emev2-kzm9d.dts +++ b/arch/arm/boot/dts/emev2-kzm9d.dts @@ -21,6 +21,6 @@ }; chosen { - bootargs = "console=tty0 console=ttyS1,115200n81 earlyprintk=serial8250-em.1,115200n81 mem=128M@0x40000000 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096"; + bootargs = "console=ttyS1,115200n81 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096"; }; }; diff --git a/arch/arm/boot/dts/emev2.dtsi b/arch/arm/boot/dts/emev2.dtsi index c8a8c08b48d..99ad2b2e8e1 100644 --- a/arch/arm/boot/dts/emev2.dtsi +++ b/arch/arm/boot/dts/emev2.dtsi @@ -14,6 +14,14 @@ compatible = "renesas,emev2"; interrupt-parent = <&gic>; + aliases { + gpio0 = &gpio0; + gpio1 = &gpio1; + gpio2 = &gpio2; + gpio3 = &gpio3; + gpio4 = &gpio4; + }; + cpus { #address-cells = <1>; #size-cells = <0>; @@ -67,4 +75,55 @@ reg = <0xe1050000 0x38>; interrupts = <0 11 0>; }; + + gpio0: gpio@e0050000 { + compatible = "renesas,em-gio"; + reg = <0xe0050000 0x2c>, <0xe0050040 0x20>; + interrupts = <0 67 0>, <0 68 0>; + gpio-controller; + #gpio-cells = <2>; + ngpios = <32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + gpio1: gpio@e0050080 { + compatible = "renesas,em-gio"; + reg = <0xe0050080 0x2c>, <0xe00500c0 0x20>; + interrupts = <0 69 0>, <0 70 0>; + gpio-controller; + #gpio-cells = <2>; + ngpios = <32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + gpio2: gpio@e0050100 { + compatible = "renesas,em-gio"; + reg = <0xe0050100 0x2c>, <0xe0050140 0x20>; + interrupts = <0 71 0>, <0 72 0>; + gpio-controller; + #gpio-cells = <2>; + ngpios = <32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + gpio3: gpio@e0050180 { + compatible = "renesas,em-gio"; + reg = <0xe0050180 0x2c>, <0xe00501c0 0x20>; + interrupts = <0 73 0>, <0 74 0>; + gpio-controller; + #gpio-cells = <2>; + ngpios = <32>; + interrupt-controller; + #interrupt-cells = <2>; + }; + gpio4: gpio@e0050200 { + compatible = "renesas,em-gio"; + reg = <0xe0050200 0x2c>, <0xe0050240 0x20>; + interrupts = <0 75 0>, <0 76 0>; + gpio-controller; + #gpio-cells = <2>; + ngpios = <31>; + interrupt-controller; + #interrupt-cells = <2>; + }; }; diff --git a/arch/arm/boot/dts/imx28-apx4devkit.dts b/arch/arm/boot/dts/imx28-apx4devkit.dts index 43bf3c796cb..0e7fed47bd8 100644 --- a/arch/arm/boot/dts/imx28-apx4devkit.dts +++ b/arch/arm/boot/dts/imx28-apx4devkit.dts @@ -147,7 +147,7 @@ reg = <0x0a>; VDDA-supply = <®_3p3v>; VDDIO-supply = <®_3p3v>; - + clocks = <&saif0>; }; pcf8563: rtc@51 { diff --git a/arch/arm/boot/dts/imx28-evk.dts b/arch/arm/boot/dts/imx28-evk.dts index 1f0d38d7b16..e035f4664b9 100644 --- a/arch/arm/boot/dts/imx28-evk.dts +++ b/arch/arm/boot/dts/imx28-evk.dts @@ -195,7 +195,7 @@ reg = <0x0a>; VDDA-supply = <®_3p3v>; VDDIO-supply = <®_3p3v>; - + clocks = <&saif0>; }; at24@51 { diff --git a/arch/arm/boot/dts/imx28-m28evk.dts b/arch/arm/boot/dts/imx28-m28evk.dts index 880df2f13be..44d9da57736 100644 --- a/arch/arm/boot/dts/imx28-m28evk.dts +++ b/arch/arm/boot/dts/imx28-m28evk.dts @@ -184,7 +184,7 @@ reg = <0x0a>; VDDA-supply = <®_3p3v>; VDDIO-supply = <®_3p3v>; - + clocks = <&saif0>; }; eeprom: eeprom@51 { diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi index 6a8acb01b1d..9524a057128 100644 --- a/arch/arm/boot/dts/imx28.dtsi +++ b/arch/arm/boot/dts/imx28.dtsi @@ -837,6 +837,7 @@ compatible = "fsl,imx28-saif"; reg = <0x80042000 0x2000>; interrupts = <59 80>; + #clock-cells = <0>; clocks = <&clks 53>; dmas = <&dma_apbx 4>; dma-names = "rx-tx"; diff --git a/arch/arm/boot/dts/imx51-babbage.dts b/arch/arm/boot/dts/imx51-babbage.dts index 6dd9486c755..ad3471ca17c 100644 --- a/arch/arm/boot/dts/imx51-babbage.dts +++ b/arch/arm/boot/dts/imx51-babbage.dts @@ -61,6 +61,16 @@ mux-int-port = <2>; mux-ext-port = <3>; }; + + clocks { + clk_26M: codec_clock { + compatible = "fixed-clock"; + reg=<0>; + #clock-cells = <0>; + clock-frequency = <26000000>; + gpios = <&gpio4 26 1>; + }; + }; }; &esdhc1 { @@ -229,6 +239,7 @@ MX51_PAD_EIM_A27__GPIO2_21 0x5 MX51_PAD_CSPI1_SS0__GPIO4_24 0x85 MX51_PAD_CSPI1_SS1__GPIO4_25 0x85 + MX51_PAD_CSPI1_RDY__GPIO4_26 0x80000000 >; }; }; @@ -255,7 +266,7 @@ sgtl5000: codec@0a { compatible = "fsl,sgtl5000"; reg = <0x0a>; - clock-frequency = <26000000>; + clocks = <&clk_26M>; VDDA-supply = <&vdig_reg>; VDDIO-supply = <&vvideo_reg>; }; diff --git a/arch/arm/boot/dts/imx53-mba53.dts b/arch/arm/boot/dts/imx53-mba53.dts index aaa33bc99f7..a6309026794 100644 --- a/arch/arm/boot/dts/imx53-mba53.dts +++ b/arch/arm/boot/dts/imx53-mba53.dts @@ -27,7 +27,7 @@ backlight { compatible = "pwm-backlight"; - pwms = <&pwm2 0 50000 0 0>; + pwms = <&pwm2 0 50000>; brightness-levels = <0 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84 88 92 96 100>; default-brightness-level = <10>; enable-gpios = <&gpio7 7 0>; diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi index 3895fbba8fc..569aa9f2c4e 100644 --- a/arch/arm/boot/dts/imx53.dtsi +++ b/arch/arm/boot/dts/imx53.dtsi @@ -725,15 +725,15 @@ uart1 { pinctrl_uart1_1: uart1grp-1 { fsl,pins = < - MX53_PAD_CSI0_DAT10__UART1_TXD_MUX 0x1c5 - MX53_PAD_CSI0_DAT11__UART1_RXD_MUX 0x1c5 + MX53_PAD_CSI0_DAT10__UART1_TXD_MUX 0x1e4 + MX53_PAD_CSI0_DAT11__UART1_RXD_MUX 0x1e4 >; }; pinctrl_uart1_2: uart1grp-2 { fsl,pins = < - MX53_PAD_PATA_DIOW__UART1_TXD_MUX 0x1c5 - MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1c5 + MX53_PAD_PATA_DIOW__UART1_TXD_MUX 0x1e4 + MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1e4 >; }; @@ -748,8 +748,8 @@ uart2 { pinctrl_uart2_1: uart2grp-1 { fsl,pins = < - MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX 0x1c5 - MX53_PAD_PATA_DMARQ__UART2_TXD_MUX 0x1c5 + MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX 0x1e4 + MX53_PAD_PATA_DMARQ__UART2_TXD_MUX 0x1e4 >; }; @@ -766,17 +766,17 @@ uart3 { pinctrl_uart3_1: uart3grp-1 { fsl,pins = < - MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1c5 - MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1c5 - MX53_PAD_PATA_DA_1__UART3_CTS 0x1c5 - MX53_PAD_PATA_DA_2__UART3_RTS 0x1c5 + MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1e4 + MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1e4 + MX53_PAD_PATA_DA_1__UART3_CTS 0x1e4 + MX53_PAD_PATA_DA_2__UART3_RTS 0x1e4 >; }; pinctrl_uart3_2: uart3grp-2 { fsl,pins = < - MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1c5 - MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1c5 + MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1e4 + MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1e4 >; }; @@ -785,8 +785,8 @@ uart4 { pinctrl_uart4_1: uart4grp-1 { fsl,pins = < - MX53_PAD_KEY_COL0__UART4_TXD_MUX 0x1c5 - MX53_PAD_KEY_ROW0__UART4_RXD_MUX 0x1c5 + MX53_PAD_KEY_COL0__UART4_TXD_MUX 0x1e4 + MX53_PAD_KEY_ROW0__UART4_RXD_MUX 0x1e4 >; }; }; @@ -794,8 +794,8 @@ uart5 { pinctrl_uart5_1: uart5grp-1 { fsl,pins = < - MX53_PAD_KEY_COL1__UART5_TXD_MUX 0x1c5 - MX53_PAD_KEY_ROW1__UART5_RXD_MUX 0x1c5 + MX53_PAD_KEY_COL1__UART5_TXD_MUX 0x1e4 + MX53_PAD_KEY_ROW1__UART5_RXD_MUX 0x1e4 >; }; }; diff --git a/arch/arm/boot/dts/kirkwood-6281.dtsi b/arch/arm/boot/dts/kirkwood-6281.dtsi index 1e5bef0bead..650ef30e185 100644 --- a/arch/arm/boot/dts/kirkwood-6281.dtsi +++ b/arch/arm/boot/dts/kirkwood-6281.dtsi @@ -1,4 +1,39 @@ / { + mbus { + pcie-controller { + compatible = "marvell,kirkwood-pcie"; + status = "disabled"; + device_type = "pci"; + + #address-cells = <3>; + #size-cells = <2>; + + bus-range = <0x00 0xff>; + + ranges = + <0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000 + 0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */ + 0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */>; + + pcie@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>; + reg = <0x0800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0 + 0x81000000 0 0 0x81000000 0x1 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &intc 9>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <0>; + clocks = <&gate_clk 2>; + status = "disabled"; + }; + }; + }; + ocp@f1000000 { pinctrl: pinctrl@10000 { compatible = "marvell,88f6281-pinctrl"; @@ -41,37 +76,6 @@ }; }; - pcie-controller { - compatible = "marvell,kirkwood-pcie"; - status = "disabled"; - device_type = "pci"; - - #address-cells = <3>; - #size-cells = <2>; - - bus-range = <0x00 0xff>; - - ranges = <0x82000000 0 0x00040000 0x00040000 0 0x00002000 /* Port 0.0 registers */ - 0x82000000 0 0xe0000000 0xe0000000 0 0x08000000 /* non-prefetchable memory */ - 0x81000000 0 0 0xe8000000 0 0x00100000>; /* downstream I/O */ - - pcie@1,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>; - reg = <0x0800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &intc 9>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <0>; - clocks = <&gate_clk 2>; - status = "disabled"; - }; - }; - rtc@10300 { compatible = "marvell,kirkwood-rtc", "marvell,orion-rtc"; reg = <0x10300 0x20>; diff --git a/arch/arm/boot/dts/kirkwood-6282.dtsi b/arch/arm/boot/dts/kirkwood-6282.dtsi index a63a1113726..3933a331ddc 100644 --- a/arch/arm/boot/dts/kirkwood-6282.dtsi +++ b/arch/arm/boot/dts/kirkwood-6282.dtsi @@ -1,4 +1,59 @@ / { + mbus { + pcie-controller { + compatible = "marvell,kirkwood-pcie"; + status = "disabled"; + device_type = "pci"; + + #address-cells = <3>; + #size-cells = <2>; + + bus-range = <0x00 0xff>; + + ranges = + <0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000 + 0x82000000 0 0x44000 MBUS_ID(0xf0, 0x01) 0x44000 0 0x00002000 + 0x82000000 0 0x80000 MBUS_ID(0xf0, 0x01) 0x80000 0 0x00002000 + 0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */ + 0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */ + 0x82000000 0x2 0 MBUS_ID(0x04, 0xd8) 0 1 0 /* Port 1.0 MEM */ + 0x81000000 0x2 0 MBUS_ID(0x04, 0xd0) 0 1 0 /* Port 1.0 IO */>; + + pcie@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>; + reg = <0x0800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0 + 0x81000000 0 0 0x81000000 0x1 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &intc 9>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <0>; + clocks = <&gate_clk 2>; + status = "disabled"; + }; + + pcie@2,0 { + device_type = "pci"; + assigned-addresses = <0x82001000 0 0x00044000 0 0x2000>; + reg = <0x1000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0 + 0x81000000 0 0 0x81000000 0x2 0 1 0>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &intc 10>; + marvell,pcie-port = <1>; + marvell,pcie-lane = <0>; + clocks = <&gate_clk 18>; + status = "disabled"; + }; + }; + }; ocp@f1000000 { pinctrl: pinctrl@10000 { @@ -94,52 +149,5 @@ status = "disabled"; }; - pcie-controller { - compatible = "marvell,kirkwood-pcie"; - status = "disabled"; - device_type = "pci"; - - #address-cells = <3>; - #size-cells = <2>; - - bus-range = <0x00 0xff>; - - ranges = <0x82000000 0 0x00040000 0x00040000 0 0x00002000 /* Port 0.0 registers */ - 0x82000000 0 0x00044000 0x00044000 0 0x00002000 /* Port 1.0 registers */ - 0x82000000 0 0xe0000000 0xe0000000 0 0x08000000 /* non-prefetchable memory */ - 0x81000000 0 0 0xe8000000 0 0x00100000>; /* downstream I/O */ - - pcie@1,0 { - device_type = "pci"; - assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>; - reg = <0x0800 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &intc 9>; - marvell,pcie-port = <0>; - marvell,pcie-lane = <0>; - clocks = <&gate_clk 2>; - status = "disabled"; - }; - - pcie@2,0 { - device_type = "pci"; - assigned-addresses = <0x82001000 0 0x00044000 0 0x2000>; - reg = <0x1000 0 0 0 0>; - #address-cells = <3>; - #size-cells = <2>; - #interrupt-cells = <1>; - ranges; - interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &intc 10>; - marvell,pcie-port = <1>; - marvell,pcie-lane = <0>; - clocks = <&gate_clk 18>; - status = "disabled"; - }; - }; }; }; diff --git a/arch/arm/boot/dts/kirkwood-cloudbox.dts b/arch/arm/boot/dts/kirkwood-cloudbox.dts index 00c48d26de6..9bf139c5a34 100644 --- a/arch/arm/boot/dts/kirkwood-cloudbox.dts +++ b/arch/arm/boot/dts/kirkwood-cloudbox.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "LaCie CloudBox"; diff --git a/arch/arm/boot/dts/kirkwood-db-88f6281.dts b/arch/arm/boot/dts/kirkwood-db-88f6281.dts index 9d777edd1f3..72c4b0a0366 100644 --- a/arch/arm/boot/dts/kirkwood-db-88f6281.dts +++ b/arch/arm/boot/dts/kirkwood-db-88f6281.dts @@ -11,14 +11,15 @@ /dts-v1/; -/include/ "kirkwood-db.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood-db.dtsi" +#include "kirkwood-6281.dtsi" / { model = "Marvell DB-88F6281-BP Development Board"; compatible = "marvell,db-88f6281-bp", "marvell,kirkwood-88f6281", "marvell,kirkwood"; - ocp@f1000000 { + mbus { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>; pcie-controller { status = "okay"; diff --git a/arch/arm/boot/dts/kirkwood-db-88f6282.dts b/arch/arm/boot/dts/kirkwood-db-88f6282.dts index f4c852886d2..36c411d3492 100644 --- a/arch/arm/boot/dts/kirkwood-db-88f6282.dts +++ b/arch/arm/boot/dts/kirkwood-db-88f6282.dts @@ -11,14 +11,15 @@ /dts-v1/; -/include/ "kirkwood-db.dtsi" -/include/ "kirkwood-6282.dtsi" +#include "kirkwood-db.dtsi" +#include "kirkwood-6282.dtsi" / { model = "Marvell DB-88F6282-BP Development Board"; compatible = "marvell,db-88f6282-bp", "marvell,kirkwood-88f6282", "marvell,kirkwood"; - ocp@f1000000 { + mbus { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>; pcie-controller { status = "okay"; diff --git a/arch/arm/boot/dts/kirkwood-db.dtsi b/arch/arm/boot/dts/kirkwood-db.dtsi index c87cfb81612..45c1bf74ac0 100644 --- a/arch/arm/boot/dts/kirkwood-db.dtsi +++ b/arch/arm/boot/dts/kirkwood-db.dtsi @@ -12,7 +12,7 @@ * and 6282 variants of the Marvell Kirkwood Development Board. */ -/include/ "kirkwood.dtsi" +#include "kirkwood.dtsi" / { memory { @@ -77,13 +77,5 @@ cd-gpios = <&gpio1 6 0>; status = "okay"; }; - - pcie-controller { - status = "okay"; - - pcie@1,0 { - status = "okay"; - }; - }; }; }; diff --git a/arch/arm/boot/dts/kirkwood-dns320.dts b/arch/arm/boot/dts/kirkwood-dns320.dts index 14d4ceea305..e112ca62d97 100644 --- a/arch/arm/boot/dts/kirkwood-dns320.dts +++ b/arch/arm/boot/dts/kirkwood-dns320.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-dnskw.dtsi" +#include "kirkwood-dnskw.dtsi" / { model = "D-Link DNS-320 NAS (Rev A1)"; diff --git a/arch/arm/boot/dts/kirkwood-dns325.dts b/arch/arm/boot/dts/kirkwood-dns325.dts index 63872570e6c..5119fb8a8eb 100644 --- a/arch/arm/boot/dts/kirkwood-dns325.dts +++ b/arch/arm/boot/dts/kirkwood-dns325.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-dnskw.dtsi" +#include "kirkwood-dnskw.dtsi" / { model = "D-Link DNS-325 NAS (Rev A1)"; diff --git a/arch/arm/boot/dts/kirkwood-dnskw.dtsi b/arch/arm/boot/dts/kirkwood-dnskw.dtsi index 0afe1d07c80..2e04284846a 100644 --- a/arch/arm/boot/dts/kirkwood-dnskw.dtsi +++ b/arch/arm/boot/dts/kirkwood-dnskw.dtsi @@ -1,5 +1,5 @@ -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "D-Link DNS NASes (kirkwood-based)"; diff --git a/arch/arm/boot/dts/kirkwood-dockstar.dts b/arch/arm/boot/dts/kirkwood-dockstar.dts index 7714742bb8d..4387ae8e93f 100644 --- a/arch/arm/boot/dts/kirkwood-dockstar.dts +++ b/arch/arm/boot/dts/kirkwood-dockstar.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "Seagate FreeAgent Dockstar"; diff --git a/arch/arm/boot/dts/kirkwood-dreamplug.dts b/arch/arm/boot/dts/kirkwood-dreamplug.dts index 36c7ba38d50..c6283783724 100644 --- a/arch/arm/boot/dts/kirkwood-dreamplug.dts +++ b/arch/arm/boot/dts/kirkwood-dreamplug.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "Globalscale Technologies Dreamplug"; diff --git a/arch/arm/boot/dts/kirkwood-goflexnet.dts b/arch/arm/boot/dts/kirkwood-goflexnet.dts index 31caa640506..e5711803927 100644 --- a/arch/arm/boot/dts/kirkwood-goflexnet.dts +++ b/arch/arm/boot/dts/kirkwood-goflexnet.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "Seagate GoFlex Net"; diff --git a/arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts b/arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts index 1e642f39b15..2c5673adb4b 100644 --- a/arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts +++ b/arch/arm/boot/dts/kirkwood-guruplug-server-plus.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "Globalscale Technologies Guruplug Server Plus"; diff --git a/arch/arm/boot/dts/kirkwood-ib62x0.dts b/arch/arm/boot/dts/kirkwood-ib62x0.dts index 20c4b081f42..158161ff682 100644 --- a/arch/arm/boot/dts/kirkwood-ib62x0.dts +++ b/arch/arm/boot/dts/kirkwood-ib62x0.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "RaidSonic ICY BOX IB-NAS62x0 (Rev B)"; diff --git a/arch/arm/boot/dts/kirkwood-iconnect.dts b/arch/arm/boot/dts/kirkwood-iconnect.dts index 441204e8abc..8314118b6b8 100644 --- a/arch/arm/boot/dts/kirkwood-iconnect.dts +++ b/arch/arm/boot/dts/kirkwood-iconnect.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "Iomega Iconnect"; @@ -18,6 +18,17 @@ linux,initrd-end = <0x4800000>; }; + mbus { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>; + pcie-controller { + status = "okay"; + + pcie@1,0 { + status = "okay"; + }; + }; + }; + ocp@f1000000 { pinctrl: pinctrl@10000 { pmx_button_reset: pmx-button-reset { @@ -101,14 +112,6 @@ reg = <0x980000 0x1f400000>; }; }; - - pcie-controller { - status = "okay"; - - pcie@1,0 { - status = "okay"; - }; - }; }; gpio-leds { diff --git a/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts b/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts index 00a7bfe5e83..fd7f053e9c9 100644 --- a/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts +++ b/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "Iomega StorCenter ix2-200"; diff --git a/arch/arm/boot/dts/kirkwood-is2.dts b/arch/arm/boot/dts/kirkwood-is2.dts index c3f036b86cc..bd88a236f72 100644 --- a/arch/arm/boot/dts/kirkwood-is2.dts +++ b/arch/arm/boot/dts/kirkwood-is2.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-ns2-common.dtsi" +#include "kirkwood-ns2-common.dtsi" / { model = "LaCie Internet Space v2"; diff --git a/arch/arm/boot/dts/kirkwood-km_kirkwood.dts b/arch/arm/boot/dts/kirkwood-km_kirkwood.dts index 5d9f5ea7870..b071d37cc29 100644 --- a/arch/arm/boot/dts/kirkwood-km_kirkwood.dts +++ b/arch/arm/boot/dts/kirkwood-km_kirkwood.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-98dx4122.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-98dx4122.dtsi" / { model = "Keymile Kirkwood Reference Design"; diff --git a/arch/arm/boot/dts/kirkwood-lschlv2.dts b/arch/arm/boot/dts/kirkwood-lschlv2.dts index 9f55d95f35f..e2fa368aef2 100644 --- a/arch/arm/boot/dts/kirkwood-lschlv2.dts +++ b/arch/arm/boot/dts/kirkwood-lschlv2.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-lsxl.dtsi" +#include "kirkwood-lsxl.dtsi" / { model = "Buffalo Linkstation LS-CHLv2"; diff --git a/arch/arm/boot/dts/kirkwood-lsxhl.dts b/arch/arm/boot/dts/kirkwood-lsxhl.dts index 5c84c118ed8..8d89cdf8d6b 100644 --- a/arch/arm/boot/dts/kirkwood-lsxhl.dts +++ b/arch/arm/boot/dts/kirkwood-lsxhl.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-lsxl.dtsi" +#include "kirkwood-lsxl.dtsi" / { model = "Buffalo Linkstation LS-XHL"; diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi index 31b17f5b9d2..f7e247cc925 100644 --- a/arch/arm/boot/dts/kirkwood-lsxl.dtsi +++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi @@ -1,5 +1,5 @@ -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { chosen { diff --git a/arch/arm/boot/dts/kirkwood-mplcec4.dts b/arch/arm/boot/dts/kirkwood-mplcec4.dts index 6179333fd71..21f1954c9e5 100644 --- a/arch/arm/boot/dts/kirkwood-mplcec4.dts +++ b/arch/arm/boot/dts/kirkwood-mplcec4.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "MPL CEC4"; @@ -16,6 +16,17 @@ bootargs = "console=ttyS0,115200n8 earlyprintk"; }; + mbus { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>; + pcie-controller { + status = "okay"; + + pcie@1,0 { + status = "okay"; + }; + }; + }; + ocp@f1000000 { pinctrl: pinctrl@10000 { pmx_led_health: pmx-led-health { @@ -134,14 +145,6 @@ cd-gpios = <&gpio1 15 1>; /* No WP GPIO */ }; - - pcie-controller { - status = "okay"; - - pcie@1,0 { - status = "okay"; - }; - }; }; gpio-leds { diff --git a/arch/arm/boot/dts/kirkwood-netgear_readynas_duo_v2.dts b/arch/arm/boot/dts/kirkwood-netgear_readynas_duo_v2.dts index ad6ade7d919..84ff31cfbcd 100644 --- a/arch/arm/boot/dts/kirkwood-netgear_readynas_duo_v2.dts +++ b/arch/arm/boot/dts/kirkwood-netgear_readynas_duo_v2.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6282.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6282.dtsi" / { model = "NETGEAR ReadyNAS Duo v2"; @@ -16,6 +16,17 @@ bootargs = "console=ttyS0,115200n8 earlyprintk"; }; + mbus { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>; + pcie-controller { + status = "okay"; + + pcie@1,0 { + status = "okay"; + }; + }; + }; + ocp@f1000000 { pinctrl: pinctrl@10000 { pmx_button_power: pmx-button-power { @@ -101,14 +112,6 @@ status = "okay"; nr-ports = <2>; }; - - pcie-controller { - status = "okay"; - - pcie@1,0 { - status = "okay"; - }; - }; }; gpio-leds { diff --git a/arch/arm/boot/dts/kirkwood-ns2-common.dtsi b/arch/arm/boot/dts/kirkwood-ns2-common.dtsi index 2afac040581..d0fb34dc166 100644 --- a/arch/arm/boot/dts/kirkwood-ns2-common.dtsi +++ b/arch/arm/boot/dts/kirkwood-ns2-common.dtsi @@ -1,5 +1,5 @@ -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { chosen { diff --git a/arch/arm/boot/dts/kirkwood-ns2.dts b/arch/arm/boot/dts/kirkwood-ns2.dts index b50e93d7796..0599f3cb844 100644 --- a/arch/arm/boot/dts/kirkwood-ns2.dts +++ b/arch/arm/boot/dts/kirkwood-ns2.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-ns2-common.dtsi" +#include "kirkwood-ns2-common.dtsi" / { model = "LaCie Network Space v2"; diff --git a/arch/arm/boot/dts/kirkwood-ns2lite.dts b/arch/arm/boot/dts/kirkwood-ns2lite.dts index af8259fe895..b0e17984aea 100644 --- a/arch/arm/boot/dts/kirkwood-ns2lite.dts +++ b/arch/arm/boot/dts/kirkwood-ns2lite.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-ns2-common.dtsi" +#include "kirkwood-ns2-common.dtsi" / { model = "LaCie Network Space Lite v2"; diff --git a/arch/arm/boot/dts/kirkwood-ns2max.dts b/arch/arm/boot/dts/kirkwood-ns2max.dts index 85f24d227e1..d4f6a586d55 100644 --- a/arch/arm/boot/dts/kirkwood-ns2max.dts +++ b/arch/arm/boot/dts/kirkwood-ns2max.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-ns2-common.dtsi" +#include "kirkwood-ns2-common.dtsi" / { model = "LaCie Network Space Max v2"; diff --git a/arch/arm/boot/dts/kirkwood-ns2mini.dts b/arch/arm/boot/dts/kirkwood-ns2mini.dts index 329e530bffe..f30e05af647 100644 --- a/arch/arm/boot/dts/kirkwood-ns2mini.dts +++ b/arch/arm/boot/dts/kirkwood-ns2mini.dts @@ -1,6 +1,6 @@ /dts-v1/; -/include/ "kirkwood-ns2-common.dtsi" +#include "kirkwood-ns2-common.dtsi" / { /* This machine is embedded in the first LaCie CloudBox product. */ diff --git a/arch/arm/boot/dts/kirkwood-nsa310.dts b/arch/arm/boot/dts/kirkwood-nsa310.dts index 69003598f5f..bd7f05f6aa9 100644 --- a/arch/arm/boot/dts/kirkwood-nsa310.dts +++ b/arch/arm/boot/dts/kirkwood-nsa310.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { model = "ZyXEL NSA310"; @@ -16,6 +16,17 @@ bootargs = "console=ttyS0,115200"; }; + mbus { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>; + pcie-controller { + status = "okay"; + + pcie@1,0 { + status = "okay"; + }; + }; + }; + ocp@f1000000 { pinctrl: pinctrl@10000 { pinctrl-0 = <&pmx_unknown>; @@ -162,14 +173,6 @@ reg = <0x5040000 0x2fc0000>; }; }; - - pcie-controller { - status = "okay"; - - pcie@1,0 { - status = "okay"; - }; - }; }; gpio_keys { diff --git a/arch/arm/boot/dts/kirkwood-openblocks_a6.dts b/arch/arm/boot/dts/kirkwood-openblocks_a6.dts index 38dc8517d77..365b792b23a 100644 --- a/arch/arm/boot/dts/kirkwood-openblocks_a6.dts +++ b/arch/arm/boot/dts/kirkwood-openblocks_a6.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6282.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6282.dtsi" / { model = "Plat'Home OpenBlocksA6"; diff --git a/arch/arm/boot/dts/kirkwood-sheevaplug-common.dtsi b/arch/arm/boot/dts/kirkwood-sheevaplug-common.dtsi index f7143f12850..0cc5f26bbbb 100644 --- a/arch/arm/boot/dts/kirkwood-sheevaplug-common.dtsi +++ b/arch/arm/boot/dts/kirkwood-sheevaplug-common.dtsi @@ -6,8 +6,8 @@ * Licensed under GPLv2 */ -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" / { memory { diff --git a/arch/arm/boot/dts/kirkwood-sheevaplug-esata.dts b/arch/arm/boot/dts/kirkwood-sheevaplug-esata.dts index f620ce48de9..eac6a21f3b1 100644 --- a/arch/arm/boot/dts/kirkwood-sheevaplug-esata.dts +++ b/arch/arm/boot/dts/kirkwood-sheevaplug-esata.dts @@ -8,7 +8,7 @@ /dts-v1/; -/include/ "kirkwood-sheevaplug-common.dtsi" +#include "kirkwood-sheevaplug-common.dtsi" / { model = "Globalscale Technologies eSATA SheevaPlug"; diff --git a/arch/arm/boot/dts/kirkwood-sheevaplug.dts b/arch/arm/boot/dts/kirkwood-sheevaplug.dts index bf1dff25143..bb61918313d 100644 --- a/arch/arm/boot/dts/kirkwood-sheevaplug.dts +++ b/arch/arm/boot/dts/kirkwood-sheevaplug.dts @@ -8,7 +8,7 @@ /dts-v1/; -/include/ "kirkwood-sheevaplug-common.dtsi" +#include "kirkwood-sheevaplug-common.dtsi" / { model = "Globalscale Technologies SheevaPlug"; diff --git a/arch/arm/boot/dts/kirkwood-topkick.dts b/arch/arm/boot/dts/kirkwood-topkick.dts index f2052d7bc10..974f1e0f09b 100644 --- a/arch/arm/boot/dts/kirkwood-topkick.dts +++ b/arch/arm/boot/dts/kirkwood-topkick.dts @@ -1,7 +1,7 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6282.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6282.dtsi" / { model = "Univeral Scientific Industrial Co. Topkick-1281P2"; diff --git a/arch/arm/boot/dts/kirkwood-ts219-6281.dts b/arch/arm/boot/dts/kirkwood-ts219-6281.dts index 6dd1038e4de..3867ae3030b 100644 --- a/arch/arm/boot/dts/kirkwood-ts219-6281.dts +++ b/arch/arm/boot/dts/kirkwood-ts219-6281.dts @@ -1,8 +1,8 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6281.dtsi" -/include/ "kirkwood-ts219.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6281.dtsi" +#include "kirkwood-ts219.dtsi" / { ocp@f1000000 { diff --git a/arch/arm/boot/dts/kirkwood-ts219-6282.dts b/arch/arm/boot/dts/kirkwood-ts219-6282.dts index 6fdc5ffcaae..04f6fe106bb 100644 --- a/arch/arm/boot/dts/kirkwood-ts219-6282.dts +++ b/arch/arm/boot/dts/kirkwood-ts219-6282.dts @@ -1,10 +1,21 @@ /dts-v1/; -/include/ "kirkwood.dtsi" -/include/ "kirkwood-6282.dtsi" -/include/ "kirkwood-ts219.dtsi" +#include "kirkwood.dtsi" +#include "kirkwood-6282.dtsi" +#include "kirkwood-ts219.dtsi" / { + mbus { + ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>; + pcie-controller { + status = "okay"; + + pcie@2,0 { + status = "okay"; + }; + }; + }; + ocp@f1000000 { pinctrl: pinctrl@10000 { @@ -30,14 +41,6 @@ marvell,function = "gpio"; }; }; - pcie-controller { - status = "okay"; - - pcie@2,0 { - status = "okay"; - }; - }; - }; gpio_keys { diff --git a/arch/arm/boot/dts/kirkwood-ts219.dtsi b/arch/arm/boot/dts/kirkwood-ts219.dtsi index 0c9a94cd666..7019cf675df 100644 --- a/arch/arm/boot/dts/kirkwood-ts219.dtsi +++ b/arch/arm/boot/dts/kirkwood-ts219.dtsi @@ -11,6 +11,16 @@ bootargs = "console=ttyS0,115200n8"; }; + mbus { + pcie-controller { + status = "okay"; + + pcie@1,0 { + status = "okay"; + }; + }; + }; + ocp@f1000000 { i2c@11000 { status = "okay"; @@ -87,12 +97,5 @@ status = "okay"; nr-ports = <2>; }; - pcie-controller { - status = "okay"; - - pcie@1,0 { - status = "okay"; - }; - }; }; }; diff --git a/arch/arm/boot/dts/kirkwood.dtsi b/arch/arm/boot/dts/kirkwood.dtsi index 9809fc1f105..70f414d9bd9 100644 --- a/arch/arm/boot/dts/kirkwood.dtsi +++ b/arch/arm/boot/dts/kirkwood.dtsi @@ -1,5 +1,7 @@ /include/ "skeleton.dtsi" +#define MBUS_ID(target,attributes) (((target) << 24) | ((attributes) << 16)) + / { compatible = "marvell,kirkwood"; interrupt-parent = <&intc>; @@ -28,15 +30,28 @@ <0xf1020214 0x04>; }; + mbus { + compatible = "marvell,kirkwood-mbus", "simple-bus"; + #address-cells = <2>; + #size-cells = <1>; + controller = <&mbusc>; + pcie-mem-aperture = <0xe0000000 0x10000000>; /* 256 MiB memory space */ + pcie-io-aperture = <0xf2000000 0x100000>; /* 1 MiB I/O space */ + }; + ocp@f1000000 { compatible = "simple-bus"; ranges = <0x00000000 0xf1000000 0x0100000 - 0xe0000000 0xe0000000 0x8100000 /* PCIE */ 0xf4000000 0xf4000000 0x0000400 0xf5000000 0xf5000000 0x0000400>; #address-cells = <1>; #size-cells = <1>; + mbusc: mbus-controller@20000 { + compatible = "marvell,mbus-controller"; + reg = <0x20000 0x80>, <0x1500 0x20>; + }; + core_clk: core-clocks@10030 { compatible = "marvell,kirkwood-core-clock"; reg = <0x10030 0x4>; diff --git a/arch/arm/boot/dts/msm8960-cdp.dts b/arch/arm/boot/dts/msm8960-cdp.dts index db2060c4654..9c1167b0459 100644 --- a/arch/arm/boot/dts/msm8960-cdp.dts +++ b/arch/arm/boot/dts/msm8960-cdp.dts @@ -26,7 +26,7 @@ cpu-offset = <0x80000>; }; - msmgpio: gpio@fd510000 { + msmgpio: gpio@800000 { compatible = "qcom,msm-gpio"; gpio-controller; #gpio-cells = <2>; @@ -34,7 +34,7 @@ interrupts = <0 32 0x4>; interrupt-controller; #interrupt-cells = <2>; - reg = <0xfd510000 0x4000>; + reg = <0x800000 0x4000>; }; serial@16440000 { diff --git a/arch/arm/boot/dts/omap5-uevm.dts b/arch/arm/boot/dts/omap5-uevm.dts index 08b72678abf..65d7b601651 100644 --- a/arch/arm/boot/dts/omap5-uevm.dts +++ b/arch/arm/boot/dts/omap5-uevm.dts @@ -235,7 +235,7 @@ }; &mmc1 { - vmmc-supply = <&vmmcsd_fixed>; + vmmc-supply = <&ldo9_reg>; bus-width = <4>; }; @@ -282,6 +282,7 @@ regulators { smps123_reg: smps123 { + /* VDD_OPP_MPU */ regulator-name = "smps123"; regulator-min-microvolt = < 600000>; regulator-max-microvolt = <1500000>; @@ -290,6 +291,7 @@ }; smps45_reg: smps45 { + /* VDD_OPP_MM */ regulator-name = "smps45"; regulator-min-microvolt = < 600000>; regulator-max-microvolt = <1310000>; @@ -298,6 +300,7 @@ }; smps6_reg: smps6 { + /* VDD_DDR3 - over VDD_SMPS6 */ regulator-name = "smps6"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; @@ -306,6 +309,7 @@ }; smps7_reg: smps7 { + /* VDDS_1v8_OMAP over VDDS_1v8_MAIN */ regulator-name = "smps7"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; @@ -314,6 +318,7 @@ }; smps8_reg: smps8 { + /* VDD_OPP_CORE */ regulator-name = "smps8"; regulator-min-microvolt = < 600000>; regulator-max-microvolt = <1310000>; @@ -322,15 +327,15 @@ }; smps9_reg: smps9 { + /* VDDA_2v1_AUD over VDD_2v1 */ regulator-name = "smps9"; regulator-min-microvolt = <2100000>; regulator-max-microvolt = <2100000>; - regulator-always-on; - regulator-boot-on; ti,smps-range = <0x80>; }; smps10_reg: smps10 { + /* VBUS_5V_OTG */ regulator-name = "smps10"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; @@ -339,38 +344,40 @@ }; ldo1_reg: ldo1 { + /* VDDAPHY_CAM: vdda_csiport */ regulator-name = "ldo1"; - regulator-min-microvolt = <2800000>; - regulator-max-microvolt = <2800000>; - regulator-always-on; - regulator-boot-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1800000>; }; ldo2_reg: ldo2 { + /* VCC_2V8_DISP: Does not go anywhere */ regulator-name = "ldo2"; - regulator-min-microvolt = <2900000>; - regulator-max-microvolt = <2900000>; - regulator-always-on; - regulator-boot-on; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + /* Unused */ + status = "disabled"; }; ldo3_reg: ldo3 { + /* VDDAPHY_MDM: vdda_lli */ regulator-name = "ldo3"; - regulator-min-microvolt = <3000000>; - regulator-max-microvolt = <3000000>; - regulator-always-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; regulator-boot-on; + /* Only if Modem is used */ + status = "disabled"; }; ldo4_reg: ldo4 { + /* VDDAPHY_DISP: vdda_dsiport/hdmi */ regulator-name = "ldo4"; - regulator-min-microvolt = <2200000>; - regulator-max-microvolt = <2200000>; - regulator-always-on; - regulator-boot-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1800000>; }; ldo5_reg: ldo5 { + /* VDDA_1V8_PHY: usb/sata/hdmi.. */ regulator-name = "ldo5"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; @@ -379,38 +386,43 @@ }; ldo6_reg: ldo6 { + /* VDDS_1V2_WKUP: hsic/ldo_emu_wkup */ regulator-name = "ldo6"; - regulator-min-microvolt = <1500000>; - regulator-max-microvolt = <1500000>; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; regulator-always-on; regulator-boot-on; }; ldo7_reg: ldo7 { + /* VDD_VPP: vpp1 */ regulator-name = "ldo7"; - regulator-min-microvolt = <1500000>; - regulator-max-microvolt = <1500000>; - regulator-always-on; - regulator-boot-on; + regulator-min-microvolt = <2000000>; + regulator-max-microvolt = <2000000>; + /* Only for efuse reprograming! */ + status = "disabled"; }; ldo8_reg: ldo8 { + /* VDD_3v0: Does not go anywhere */ regulator-name = "ldo8"; - regulator-min-microvolt = <1500000>; - regulator-max-microvolt = <1500000>; - regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; regulator-boot-on; + /* Unused */ + status = "disabled"; }; ldo9_reg: ldo9 { + /* VCC_DV_SDIO: vdds_sdcard */ regulator-name = "ldo9"; regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; + regulator-max-microvolt = <3000000>; regulator-boot-on; }; ldoln_reg: ldoln { + /* VDDA_1v8_REF: vdds_osc/mm_l4per.. */ regulator-name = "ldoln"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; @@ -419,12 +431,20 @@ }; ldousb_reg: ldousb { + /* VDDA_3V_USB: VDDA_USBHS33 */ regulator-name = "ldousb"; regulator-min-microvolt = <3250000>; regulator-max-microvolt = <3250000>; regulator-always-on; regulator-boot-on; }; + + regen3_reg: regen3 { + /* REGEN3 controls LDO9 supply to card */ + regulator-name = "regen3"; + regulator-always-on; + regulator-boot-on; + }; }; }; }; diff --git a/arch/arm/boot/dts/prima2.dtsi b/arch/arm/boot/dts/prima2.dtsi index 05e9489cf95..bbeb623fc2c 100644 --- a/arch/arm/boot/dts/prima2.dtsi +++ b/arch/arm/boot/dts/prima2.dtsi @@ -515,16 +515,16 @@ sirf,function = "pulse_count"; }; }; - cko0_rst_pins_a: cko0_rst@0 { - cko0_rst { - sirf,pins = "cko0_rstgrp"; - sirf,function = "cko0_rst"; + cko0_pins_a: cko0@0 { + cko0 { + sirf,pins = "cko0grp"; + sirf,function = "cko0"; }; }; - cko1_rst_pins_a: cko1_rst@0 { - cko1_rst { - sirf,pins = "cko1_rstgrp"; - sirf,function = "cko1_rst"; + cko1_pins_a: cko1@0 { + cko1 { + sirf,pins = "cko1grp"; + sirf,function = "cko1"; }; }; }; diff --git a/arch/arm/boot/dts/r8a73a4-ape6evm.dts b/arch/arm/boot/dts/r8a73a4-ape6evm.dts index f603c6946c2..e657a9db166 100644 --- a/arch/arm/boot/dts/r8a73a4-ape6evm.dts +++ b/arch/arm/boot/dts/r8a73a4-ape6evm.dts @@ -50,3 +50,25 @@ }; }; }; + +&i2c5 { + vdd_dvfs: max8973@1b { + compatible = "maxim,max8973"; + reg = <0x1b>; + + regulator-min-microvolt = <935000>; + regulator-max-microvolt = <1200000>; + regulator-boot-on; + regulator-always-on; + }; +}; + +&cpu0 { + cpu0-supply = <&vdd_dvfs>; + operating-points = < + /* kHz uV */ + 1950000 1115000 + 1462500 995000 + >; + voltage-tolerance = <1>; /* 1% */ +}; diff --git a/arch/arm/boot/dts/r8a73a4.dtsi b/arch/arm/boot/dts/r8a73a4.dtsi index 4ff2019c0e3..6ce699be609 100644 --- a/arch/arm/boot/dts/r8a73a4.dtsi +++ b/arch/arm/boot/dts/r8a73a4.dtsi @@ -85,4 +85,130 @@ interrupt-parent = <&gic>; interrupts = <0 69 4>; }; + + i2c0: i2c@e6500000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe6500000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 174 0x4>; + }; + + i2c1: i2c@e6510000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe6510000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 175 0x4>; + }; + + i2c2: i2c@e6520000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe6520000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 176 0x4>; + }; + + i2c3: i2c@e6530000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe6530000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 177 0x4>; + }; + + i2c4: i2c@e6540000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe6540000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 178 0x4>; + }; + + i2c5: i2c@e60b0000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe60b0000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 179 0x4>; + }; + + i2c6: i2c@e6550000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe6550000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 184 0x4>; + }; + + i2c7: i2c@e6560000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe6560000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 185 0x4>; + }; + + i2c8: i2c@e6570000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "renesas,rmobile-iic"; + reg = <0 0xe6570000 0 0x428>; + interrupt-parent = <&gic>; + interrupts = <0 173 0x4>; + }; + + mmcif0: mmcif@ee200000 { + compatible = "renesas,sh-mmcif"; + reg = <0 0xee200000 0 0x80>; + interrupt-parent = <&gic>; + interrupts = <0 169 0x4>; + reg-io-width = <4>; + status = "disabled"; + }; + + mmcif1: mmcif@ee220000 { + compatible = "renesas,sh-mmcif"; + reg = <0 0xee220000 0 0x80>; + interrupt-parent = <&gic>; + interrupts = <0 170 0x4>; + reg-io-width = <4>; + status = "disabled"; + }; + + sdhi0: sdhi@ee100000 { + compatible = "renesas,r8a73a4-sdhi"; + reg = <0 0xee100000 0 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 165 4>; + cap-sd-highspeed; + status = "disabled"; + }; + + sdhi1: sdhi@ee120000 { + compatible = "renesas,r8a73a4-sdhi"; + reg = <0 0xee120000 0 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 166 4>; + cap-sd-highspeed; + status = "disabled"; + }; + + sdhi2: sdhi@ee140000 { + compatible = "renesas,r8a73a4-sdhi"; + reg = <0 0xee140000 0 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 167 4>; + cap-sd-highspeed; + status = "disabled"; + }; }; diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi index 339d9b11721..9cd88202809 100644 --- a/arch/arm/boot/dts/r8a7790.dtsi +++ b/arch/arm/boot/dts/r8a7790.dtsi @@ -54,4 +54,58 @@ interrupt-parent = <&gic>; interrupts = <0 0 4>, <0 1 4>, <0 2 4>, <0 3 4>; }; + + mmcif0: mmcif@ee200000 { + compatible = "renesas,sh-mmcif"; + reg = <0 0xee200000 0 0x80>; + interrupt-parent = <&gic>; + interrupts = <0 169 0x4>; + reg-io-width = <4>; + status = "disabled"; + }; + + mmcif1: mmcif@ee220000 { + compatible = "renesas,sh-mmcif"; + reg = <0 0xee220000 0 0x80>; + interrupt-parent = <&gic>; + interrupts = <0 170 0x4>; + reg-io-width = <4>; + status = "disabled"; + }; + + sdhi0: sdhi@ee100000 { + compatible = "renesas,r8a7790-sdhi"; + reg = <0 0xee100000 0 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 165 4>; + cap-sd-highspeed; + status = "disabled"; + }; + + sdhi1: sdhi@ee120000 { + compatible = "renesas,r8a7790-sdhi"; + reg = <0 0xee120000 0 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 166 4>; + cap-sd-highspeed; + status = "disabled"; + }; + + sdhi2: sdhi@ee140000 { + compatible = "renesas,r8a7790-sdhi"; + reg = <0 0xee140000 0 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 167 4>; + cap-sd-highspeed; + status = "disabled"; + }; + + sdhi3: sdhi@ee160000 { + compatible = "renesas,r8a7790-sdhi"; + reg = <0 0xee160000 0 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 168 4>; + cap-sd-highspeed; + status = "disabled"; + }; }; diff --git a/arch/arm/boot/dts/stih416-pinctrl.dtsi b/arch/arm/boot/dts/stih416-pinctrl.dtsi index 957b21a71b4..0f246c97926 100644 --- a/arch/arm/boot/dts/stih416-pinctrl.dtsi +++ b/arch/arm/boot/dts/stih416-pinctrl.dtsi @@ -166,6 +166,15 @@ reg = <0x9000 0x100>; st,bank-name = "PIO31"; }; + + serial2-oe { + pinctrl_serial2_oe: serial2-1 { + st,pins { + output-enable = <&PIO11 3 ALT2 OUT>; + }; + }; + }; + }; pin-controller-rear { @@ -218,7 +227,6 @@ st,pins { tx = <&PIO17 4 ALT2 OUT>; rx = <&PIO17 5 ALT2 IN>; - output-enable = <&PIO11 3 ALT2 OUT>; }; }; }; diff --git a/arch/arm/boot/dts/stih416.dtsi b/arch/arm/boot/dts/stih416.dtsi index 3cecd9689a4..1a0326ea7d0 100644 --- a/arch/arm/boot/dts/stih416.dtsi +++ b/arch/arm/boot/dts/stih416.dtsi @@ -79,7 +79,7 @@ interrupts = <0 197 0>; clocks = <&CLK_S_ICN_REG_0>; pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_serial2>; + pinctrl-0 = <&pinctrl_serial2 &pinctrl_serial2_oe>; }; /* SBC_UART1 */ diff --git a/arch/arm/boot/dts/stih41x.dtsi b/arch/arm/boot/dts/stih41x.dtsi index 7321403cab8..f5b9898d9c6 100644 --- a/arch/arm/boot/dts/stih41x.dtsi +++ b/arch/arm/boot/dts/stih41x.dtsi @@ -6,10 +6,12 @@ #address-cells = <1>; #size-cells = <0>; cpu@0 { + device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <0>; }; cpu@1 { + device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <1>; }; diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi b/arch/arm/boot/dts/tegra20-colibri-512.dtsi index 2fcb3f2ca16..5592be6f2f7 100644 --- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi +++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi @@ -457,6 +457,7 @@ }; usb-phy@c5004000 { + status = "okay"; nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_LOW>; }; diff --git a/arch/arm/boot/dts/twl4030.dtsi b/arch/arm/boot/dts/twl4030.dtsi index b3034da00a3..ae6a17aed9e 100644 --- a/arch/arm/boot/dts/twl4030.dtsi +++ b/arch/arm/boot/dts/twl4030.dtsi @@ -47,6 +47,12 @@ regulator-max-microvolt = <3150000>; }; + vmmc2: regulator-vmmc2 { + compatible = "ti,twl4030-vmmc2"; + regulator-min-microvolt = <1850000>; + regulator-max-microvolt = <3150000>; + }; + vusb1v5: regulator-vusb1v5 { compatible = "ti,twl4030-vusb1v5"; }; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts index d2803be4e1a..759b0cd2001 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts @@ -125,6 +125,12 @@ clock-names = "apb_pclk"; }; + scc@7fff0000 { + compatible = "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-scc"; + reg = <0 0x7fff0000 0 0x1000>; + interrupts = <0 95 4>; + }; + timer { compatible = "arm,armv7-timer"; interrupts = <1 13 0xf08>, diff --git a/arch/arm/boot/dts/vf610.dtsi b/arch/arm/boot/dts/vf610.dtsi index e1eb7dadda8..67d929cf980 100644 --- a/arch/arm/boot/dts/vf610.dtsi +++ b/arch/arm/boot/dts/vf610.dtsi @@ -442,8 +442,8 @@ compatible = "fsl,mvf600-fec"; reg = <0x400d0000 0x1000>; interrupts = <0 78 0x04>; - clocks = <&clks VF610_CLK_ENET>, - <&clks VF610_CLK_ENET>, + clocks = <&clks VF610_CLK_ENET0>, + <&clks VF610_CLK_ENET0>, <&clks VF610_CLK_ENET>; clock-names = "ipg", "ahb", "ptp"; status = "disabled"; @@ -453,8 +453,8 @@ compatible = "fsl,mvf600-fec"; reg = <0x400d1000 0x1000>; interrupts = <0 79 0x04>; - clocks = <&clks VF610_CLK_ENET>, - <&clks VF610_CLK_ENET>, + clocks = <&clks VF610_CLK_ENET1>, + <&clks VF610_CLK_ENET1>, <&clks VF610_CLK_ENET>; clock-names = "ipg", "ahb", "ptp"; status = "disabled"; diff --git a/arch/arm/common/edma.c b/arch/arm/common/edma.c index a432e6c1dac..39ad030ac0c 100644 --- a/arch/arm/common/edma.c +++ b/arch/arm/common/edma.c @@ -26,7 +26,6 @@ #include <linux/io.h> #include <linux/slab.h> #include <linux/edma.h> -#include <linux/err.h> #include <linux/of_address.h> #include <linux/of_device.h> #include <linux/of_dma.h> diff --git a/arch/arm/common/mcpm_platsmp.c b/arch/arm/common/mcpm_platsmp.c index 510e5b13aa2..1bc34c7567f 100644 --- a/arch/arm/common/mcpm_platsmp.c +++ b/arch/arm/common/mcpm_platsmp.c @@ -19,7 +19,7 @@ #include <asm/smp.h> #include <asm/smp_plat.h> -static int __cpuinit mcpm_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int mcpm_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned int mpidr, pcpu, pcluster, ret; extern void secondary_startup(void); @@ -40,7 +40,7 @@ static int __cpuinit mcpm_boot_secondary(unsigned int cpu, struct task_struct *i return 0; } -static void __cpuinit mcpm_secondary_init(unsigned int cpu) +static void mcpm_secondary_init(unsigned int cpu) { mcpm_cpu_powered_up(); } diff --git a/arch/arm/configs/da8xx_omapl_defconfig b/arch/arm/configs/da8xx_omapl_defconfig index 7c868139bdb..1571bea48be 100644 --- a/arch/arm/configs/da8xx_omapl_defconfig +++ b/arch/arm/configs/da8xx_omapl_defconfig @@ -102,6 +102,8 @@ CONFIG_SND_SOC=m CONFIG_SND_DAVINCI_SOC=m # CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set +CONFIG_DMADEVICES=y +CONFIG_TI_EDMA=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y CONFIG_XFS_FS=m diff --git a/arch/arm/configs/davinci_all_defconfig b/arch/arm/configs/davinci_all_defconfig index c86fd75e181..ab2f7378352 100644 --- a/arch/arm/configs/davinci_all_defconfig +++ b/arch/arm/configs/davinci_all_defconfig @@ -162,6 +162,8 @@ CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_TIMER=m CONFIG_LEDS_TRIGGER_HEARTBEAT=m CONFIG_RTC_CLASS=y +CONFIG_DMADEVICES=y +CONFIG_TI_EDMA=y CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y CONFIG_XFS_FS=m diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig index fe0bdc361d2..6e572c64cf5 100644 --- a/arch/arm/configs/multi_v7_defconfig +++ b/arch/arm/configs/multi_v7_defconfig @@ -53,6 +53,7 @@ CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y +CONFIG_OMAP_OCP2SCP=y CONFIG_BLK_DEV_SD=y CONFIG_ATA=y CONFIG_SATA_AHCI_PLATFORM=y @@ -61,6 +62,7 @@ CONFIG_SATA_MV=y CONFIG_NETDEVICES=y CONFIG_SUN4I_EMAC=y CONFIG_NET_CALXEDA_XGMAC=y +CONFIG_KS8851=y CONFIG_SMSC911X=y CONFIG_STMMAC_ETH=y CONFIG_MDIO_SUN4I=y @@ -89,6 +91,7 @@ CONFIG_I2C_DESIGNWARE_PLATFORM=y CONFIG_I2C_SIRF=y CONFIG_I2C_TEGRA=y CONFIG_SPI=y +CONFIG_SPI_OMAP24XX=y CONFIG_SPI_PL022=y CONFIG_SPI_SIRF=y CONFIG_SPI_TEGRA114=y @@ -111,11 +114,12 @@ CONFIG_FB_SIMPLE=y CONFIG_USB=y CONFIG_USB_XHCI_HCD=y CONFIG_USB_EHCI_HCD=y -CONFIG_USB_EHCI_MXC=y CONFIG_USB_EHCI_TEGRA=y CONFIG_USB_EHCI_HCD_PLATFORM=y CONFIG_USB_ISP1760_HCD=y CONFIG_USB_STORAGE=y +CONFIG_USB_CHIPIDEA=y +CONFIG_USB_CHIPIDEA_HOST=y CONFIG_AB8500_USB=y CONFIG_NOP_USB_XCEIV=y CONFIG_OMAP_USB2=y diff --git a/arch/arm/configs/nhk8815_defconfig b/arch/arm/configs/nhk8815_defconfig index 35f8cf299fa..263ae3869e3 100644 --- a/arch/arm/configs/nhk8815_defconfig +++ b/arch/arm/configs/nhk8815_defconfig @@ -1,6 +1,8 @@ # CONFIG_LOCALVERSION_AUTO is not set # CONFIG_SWAP is not set CONFIG_SYSVIPC=y +CONFIG_NO_HZ_IDLE=y +CONFIG_HIGH_RES_TIMERS=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 @@ -48,7 +50,6 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y CONFIG_MTD_TESTS=m CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_NAND_ECC_SMC=y CONFIG_MTD_NAND=y @@ -94,8 +95,10 @@ CONFIG_I2C_GPIO=y CONFIG_I2C_NOMADIK=y CONFIG_DEBUG_GPIO=y # CONFIG_HWMON is not set +CONFIG_REGULATOR=y CONFIG_MMC=y -CONFIG_MMC_CLKGATE=y +CONFIG_MMC_UNSAFE_RESUME=y +# CONFIG_MMC_BLOCK_BOUNCE is not set CONFIG_MMC_ARMMMCI=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index 5339e6a4d63..1da7cf9a2a5 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -306,3 +306,4 @@ CONFIG_TI_DAVINCI_MDIO=y CONFIG_TI_DAVINCI_CPDMA=y CONFIG_TI_CPSW=y CONFIG_AT803X_PHY=y +CONFIG_SOC_DRA7XX=y diff --git a/arch/arm/include/asm/a.out-core.h b/arch/arm/include/asm/a.out-core.h deleted file mode 100644 index 92f10cb5c70..00000000000 --- a/arch/arm/include/asm/a.out-core.h +++ /dev/null @@ -1,45 +0,0 @@ -/* a.out coredump register dumper - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ - -#ifndef _ASM_A_OUT_CORE_H -#define _ASM_A_OUT_CORE_H - -#ifdef __KERNEL__ - -#include <linux/user.h> -#include <linux/elfcore.h> - -/* - * fill in the user structure for an a.out core dump - */ -static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump) -{ - struct task_struct *tsk = current; - - dump->magic = CMAGIC; - dump->start_code = tsk->mm->start_code; - dump->start_stack = regs->ARM_sp & ~(PAGE_SIZE - 1); - - dump->u_tsize = (tsk->mm->end_code - tsk->mm->start_code) >> PAGE_SHIFT; - dump->u_dsize = (tsk->mm->brk - tsk->mm->start_data + PAGE_SIZE - 1) >> PAGE_SHIFT; - dump->u_ssize = 0; - - memset(dump->u_debugreg, 0, sizeof(dump->u_debugreg)); - - if (dump->start_stack < 0x04000000) - dump->u_ssize = (0x04000000 - dump->start_stack) >> PAGE_SHIFT; - - dump->regs = *regs; - dump->u_fpvalid = dump_fpu (regs, &dump->u_fp); -} - -#endif /* __KERNEL__ */ -#endif /* _ASM_A_OUT_CORE_H */ diff --git a/arch/arm/include/asm/arch_timer.h b/arch/arm/include/asm/arch_timer.h index accefe09918..e406d575c94 100644 --- a/arch/arm/include/asm/arch_timer.h +++ b/arch/arm/include/asm/arch_timer.h @@ -89,7 +89,7 @@ static inline u64 arch_counter_get_cntvct(void) return cval; } -static inline void __cpuinit arch_counter_set_user_access(void) +static inline void arch_counter_set_user_access(void) { u32 cntkctl; diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h index 8c25dc4e985..9672e978d50 100644 --- a/arch/arm/include/asm/cputype.h +++ b/arch/arm/include/asm/cputype.h @@ -89,13 +89,18 @@ extern unsigned int processor_id; __val; \ }) +/* + * The memory clobber prevents gcc 4.5 from reordering the mrc before + * any is_smp() tests, which can cause undefined instruction aborts on + * ARM1136 r0 due to the missing extended CP15 registers. + */ #define read_cpuid_ext(ext_reg) \ ({ \ unsigned int __val; \ asm("mrc p15, 0, %0, c0, " ext_reg \ : "=r" (__val) \ : \ - : "cc"); \ + : "memory"); \ __val; \ }) diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h index 38050b1c480..56211f2084e 100644 --- a/arch/arm/include/asm/elf.h +++ b/arch/arm/include/asm/elf.h @@ -130,4 +130,10 @@ struct mm_struct; extern unsigned long arch_randomize_brk(struct mm_struct *mm); #define arch_randomize_brk arch_randomize_brk +#ifdef CONFIG_MMU +#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 +struct linux_binprm; +int arch_setup_additional_pages(struct linux_binprm *, int); +#endif + #endif diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h index e3d55547e75..6f18da09668 100644 --- a/arch/arm/include/asm/mmu.h +++ b/arch/arm/include/asm/mmu.h @@ -6,8 +6,11 @@ typedef struct { #ifdef CONFIG_CPU_HAS_ASID atomic64_t id; +#else + int switch_pending; #endif unsigned int vmalloc_seq; + unsigned long sigpage; } mm_context_t; #ifdef CONFIG_CPU_HAS_ASID diff --git a/arch/arm/include/asm/mmu_context.h b/arch/arm/include/asm/mmu_context.h index b5792b7fd8d..9b32f76bb0d 100644 --- a/arch/arm/include/asm/mmu_context.h +++ b/arch/arm/include/asm/mmu_context.h @@ -56,7 +56,7 @@ static inline void check_and_switch_context(struct mm_struct *mm, * on non-ASID CPUs, the old mm will remain valid until the * finish_arch_post_lock_switch() call. */ - set_ti_thread_flag(task_thread_info(tsk), TIF_SWITCH_MM); + mm->context.switch_pending = 1; else cpu_switch_mm(mm->pgd, mm); } @@ -65,9 +65,21 @@ static inline void check_and_switch_context(struct mm_struct *mm, finish_arch_post_lock_switch static inline void finish_arch_post_lock_switch(void) { - if (test_and_clear_thread_flag(TIF_SWITCH_MM)) { - struct mm_struct *mm = current->mm; - cpu_switch_mm(mm->pgd, mm); + struct mm_struct *mm = current->mm; + + if (mm && mm->context.switch_pending) { + /* + * Preemption must be disabled during cpu_switch_mm() as we + * have some stateful cache flush implementations. Check + * switch_pending again in case we were preempted and the + * switch to this mm was already done. + */ + preempt_disable(); + if (mm->context.switch_pending) { + mm->context.switch_pending = 0; + cpu_switch_mm(mm->pgd, mm); + } + preempt_enable_no_resched(); } } diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h index 6363f3d1d50..4355f0ec44d 100644 --- a/arch/arm/include/asm/page.h +++ b/arch/arm/include/asm/page.h @@ -142,7 +142,9 @@ extern void __cpu_copy_user_highpage(struct page *to, struct page *from, #define clear_page(page) memset((void *)(page), 0, PAGE_SIZE) extern void copy_page(void *to, const void *from); +#ifdef CONFIG_KUSER_HELPERS #define __HAVE_ARCH_GATE_AREA 1 +#endif #ifdef CONFIG_ARM_LPAE #include <asm/pgtable-3level-types.h> diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index 06e7d509eaa..413f3876341 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h @@ -54,7 +54,6 @@ struct thread_struct { #define start_thread(regs,pc,sp) \ ({ \ - unsigned long *stack = (unsigned long *)sp; \ memset(regs->uregs, 0, sizeof(regs->uregs)); \ if (current->personality & ADDR_LIMIT_32BIT) \ regs->ARM_cpsr = USR_MODE; \ @@ -65,9 +64,6 @@ struct thread_struct { regs->ARM_cpsr |= PSR_ENDSTATE; \ regs->ARM_pc = pc & ~1; /* pc */ \ regs->ARM_sp = sp; /* sp */ \ - regs->ARM_r2 = stack[2]; /* r2 (envp) */ \ - regs->ARM_r1 = stack[1]; /* r1 (argv) */ \ - regs->ARM_r0 = stack[0]; /* r0 (argc) */ \ nommu_start_thread(regs); \ }) diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index 214d4158089..2b8114fcba0 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -156,7 +156,6 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define TIF_USING_IWMMXT 17 #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 20 -#define TIF_SWITCH_MM 22 /* deferred switch_mm */ #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h index fdbb9e36974..f467e9b3f8d 100644 --- a/arch/arm/include/asm/tlbflush.h +++ b/arch/arm/include/asm/tlbflush.h @@ -443,7 +443,18 @@ static inline void local_flush_bp_all(void) isb(); } +#include <asm/cputype.h> #ifdef CONFIG_ARM_ERRATA_798181 +static inline int erratum_a15_798181(void) +{ + unsigned int midr = read_cpuid_id(); + + /* Cortex-A15 r0p0..r3p2 affected */ + if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2) + return 0; + return 1; +} + static inline void dummy_flush_tlb_a15_erratum(void) { /* @@ -453,6 +464,11 @@ static inline void dummy_flush_tlb_a15_erratum(void) dsb(); } #else +static inline int erratum_a15_798181(void) +{ + return 0; +} + static inline void dummy_flush_tlb_a15_erratum(void) { } diff --git a/arch/arm/include/asm/virt.h b/arch/arm/include/asm/virt.h index 50af92bac73..4371f45c578 100644 --- a/arch/arm/include/asm/virt.h +++ b/arch/arm/include/asm/virt.h @@ -29,6 +29,7 @@ #define BOOT_CPU_MODE_MISMATCH PSR_N_BIT #ifndef __ASSEMBLY__ +#include <asm/cacheflush.h> #ifdef CONFIG_ARM_VIRT_EXT /* @@ -41,10 +42,21 @@ */ extern int __boot_cpu_mode; +static inline void sync_boot_mode(void) +{ + /* + * As secondaries write to __boot_cpu_mode with caches disabled, we + * must flush the corresponding cache entries to ensure the visibility + * of their writes. + */ + sync_cache_r(&__boot_cpu_mode); +} + void __hyp_set_vectors(unsigned long phys_vector_base); unsigned long __hyp_get_vectors(void); #else #define __boot_cpu_mode (SVC_MODE) +#define sync_boot_mode() #endif #ifndef ZIMAGE diff --git a/arch/arm/include/uapi/asm/Kbuild b/arch/arm/include/uapi/asm/Kbuild index 47bcb2d254a..18d76fd5a2a 100644 --- a/arch/arm/include/uapi/asm/Kbuild +++ b/arch/arm/include/uapi/asm/Kbuild @@ -1,7 +1,6 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm -header-y += a.out.h header-y += byteorder.h header-y += fcntl.h header-y += hwcap.h diff --git a/arch/arm/include/uapi/asm/a.out.h b/arch/arm/include/uapi/asm/a.out.h deleted file mode 100644 index 083894b2e3b..00000000000 --- a/arch/arm/include/uapi/asm/a.out.h +++ /dev/null @@ -1,34 +0,0 @@ -#ifndef __ARM_A_OUT_H__ -#define __ARM_A_OUT_H__ - -#include <linux/personality.h> -#include <linux/types.h> - -struct exec -{ - __u32 a_info; /* Use macros N_MAGIC, etc for access */ - __u32 a_text; /* length of text, in bytes */ - __u32 a_data; /* length of data, in bytes */ - __u32 a_bss; /* length of uninitialized data area for file, in bytes */ - __u32 a_syms; /* length of symbol table data in file, in bytes */ - __u32 a_entry; /* start address */ - __u32 a_trsize; /* length of relocation info for text, in bytes */ - __u32 a_drsize; /* length of relocation info for data, in bytes */ -}; - -/* - * This is always the same - */ -#define N_TXTADDR(a) (0x00008000) - -#define N_TRSIZE(a) ((a).a_trsize) -#define N_DRSIZE(a) ((a).a_drsize) -#define N_SYMSIZE(a) ((a).a_syms) - -#define M_ARM 103 - -#ifndef LIBRARY_START_TEXT -#define LIBRARY_START_TEXT (0x00c00000) -#endif - -#endif /* __A_OUT_GNU_H__ */ diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index a39cfc2a1f9..d40d0ef389d 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -742,6 +742,18 @@ ENDPROC(__switch_to) #endif .endm + .macro kuser_pad, sym, size + .if (. - \sym) & 3 + .rept 4 - (. - \sym) & 3 + .byte 0 + .endr + .endif + .rept (\size - (. - \sym)) / 4 + .word 0xe7fddef1 + .endr + .endm + +#ifdef CONFIG_KUSER_HELPERS .align 5 .globl __kuser_helper_start __kuser_helper_start: @@ -832,18 +844,13 @@ kuser_cmpxchg64_fixup: #error "incoherent kernel configuration" #endif - /* pad to next slot */ - .rept (16 - (. - __kuser_cmpxchg64)/4) - .word 0 - .endr - - .align 5 + kuser_pad __kuser_cmpxchg64, 64 __kuser_memory_barrier: @ 0xffff0fa0 smp_dmb arm usr_ret lr - .align 5 + kuser_pad __kuser_memory_barrier, 32 __kuser_cmpxchg: @ 0xffff0fc0 @@ -916,13 +923,14 @@ kuser_cmpxchg32_fixup: #endif - .align 5 + kuser_pad __kuser_cmpxchg, 32 __kuser_get_tls: @ 0xffff0fe0 ldr r0, [pc, #(16 - 8)] @ read TLS, set in kuser_get_tls_init usr_ret lr mrc p15, 0, r0, c13, c0, 3 @ 0xffff0fe8 hardware TLS code - .rep 4 + kuser_pad __kuser_get_tls, 16 + .rep 3 .word 0 @ 0xffff0ff0 software TLS value, then .endr @ pad up to __kuser_helper_version @@ -932,14 +940,16 @@ __kuser_helper_version: @ 0xffff0ffc .globl __kuser_helper_end __kuser_helper_end: +#endif + THUMB( .thumb ) /* * Vector stubs. * - * This code is copied to 0xffff0200 so we can use branches in the - * vectors, rather than ldr's. Note that this code must not - * exceed 0x300 bytes. + * This code is copied to 0xffff1000 so we can use branches in the + * vectors, rather than ldr's. Note that this code must not exceed + * a page size. * * Common stub entry macro: * Enter in IRQ mode, spsr = SVC/USR CPSR, lr = SVC/USR PC @@ -986,8 +996,17 @@ ENDPROC(vector_\name) 1: .endm - .globl __stubs_start + .section .stubs, "ax", %progbits __stubs_start: + @ This must be the first word + .word vector_swi + +vector_rst: + ARM( swi SYS_ERROR0 ) + THUMB( svc #0 ) + THUMB( nop ) + b vector_und + /* * Interrupt dispatcher */ @@ -1082,6 +1101,16 @@ __stubs_start: .align 5 /*============================================================================= + * Address exception handler + *----------------------------------------------------------------------------- + * These aren't too critical. + * (they're not supposed to happen, and won't happen in 32-bit data mode). + */ + +vector_addrexcptn: + b vector_addrexcptn + +/*============================================================================= * Undefined FIQs *----------------------------------------------------------------------------- * Enter in FIQ mode, spsr = ANY CPSR, lr = ANY PC @@ -1094,45 +1123,19 @@ __stubs_start: vector_fiq: subs pc, lr, #4 -/*============================================================================= - * Address exception handler - *----------------------------------------------------------------------------- - * These aren't too critical. - * (they're not supposed to happen, and won't happen in 32-bit data mode). - */ - -vector_addrexcptn: - b vector_addrexcptn - -/* - * We group all the following data together to optimise - * for CPUs with separate I & D caches. - */ - .align 5 - -.LCvswi: - .word vector_swi - - .globl __stubs_end -__stubs_end: - - .equ stubs_offset, __vectors_start + 0x200 - __stubs_start + .globl vector_fiq_offset + .equ vector_fiq_offset, vector_fiq - .globl __vectors_start + .section .vectors, "ax", %progbits __vectors_start: - ARM( swi SYS_ERROR0 ) - THUMB( svc #0 ) - THUMB( nop ) - W(b) vector_und + stubs_offset - W(ldr) pc, .LCvswi + stubs_offset - W(b) vector_pabt + stubs_offset - W(b) vector_dabt + stubs_offset - W(b) vector_addrexcptn + stubs_offset - W(b) vector_irq + stubs_offset - W(b) vector_fiq + stubs_offset - - .globl __vectors_end -__vectors_end: + W(b) vector_rst + W(b) vector_und + W(ldr) pc, __vectors_start + 0x1000 + W(b) vector_pabt + W(b) vector_dabt + W(b) vector_addrexcptn + W(b) vector_irq + W(b) vector_fiq .data diff --git a/arch/arm/kernel/entry-v7m.S b/arch/arm/kernel/entry-v7m.S index e00621f1403..52b26432c9a 100644 --- a/arch/arm/kernel/entry-v7m.S +++ b/arch/arm/kernel/entry-v7m.S @@ -49,7 +49,7 @@ __irq_entry: mov r1, sp stmdb sp!, {lr} @ routine called with r0 = irq number, r1 = struct pt_regs * - bl nvic_do_IRQ + bl nvic_handle_irq pop {lr} @ diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c index 2adda11f712..25442f45114 100644 --- a/arch/arm/kernel/fiq.c +++ b/arch/arm/kernel/fiq.c @@ -47,6 +47,11 @@ #include <asm/irq.h> #include <asm/traps.h> +#define FIQ_OFFSET ({ \ + extern void *vector_fiq_offset; \ + (unsigned)&vector_fiq_offset; \ + }) + static unsigned long no_fiq_insn; /* Default reacquire function @@ -80,13 +85,16 @@ int show_fiq_list(struct seq_file *p, int prec) void set_fiq_handler(void *start, unsigned int length) { #if defined(CONFIG_CPU_USE_DOMAINS) - memcpy((void *)0xffff001c, start, length); + void *base = (void *)0xffff0000; #else - memcpy(vectors_page + 0x1c, start, length); + void *base = vectors_page; #endif - flush_icache_range(0xffff001c, 0xffff001c + length); + unsigned offset = FIQ_OFFSET; + + memcpy(base + offset, start, length); + flush_icache_range(0xffff0000 + offset, 0xffff0000 + offset + length); if (!vectors_high()) - flush_icache_range(0x1c, 0x1c + length); + flush_icache_range(offset, offset + length); } int claim_fiq(struct fiq_handler *f) @@ -144,6 +152,7 @@ EXPORT_SYMBOL(disable_fiq); void __init init_FIQ(int start) { - no_fiq_insn = *(unsigned long *)0xffff001c; + unsigned offset = FIQ_OFFSET; + no_fiq_insn = *(unsigned long *)(0xffff0000 + offset); fiq_start = start; } diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S index 76ab5ca5061..47cd974e57e 100644 --- a/arch/arm/kernel/head-common.S +++ b/arch/arm/kernel/head-common.S @@ -149,7 +149,6 @@ ENDPROC(lookup_processor_type) * r5 = proc_info pointer in physical address space * r9 = cpuid (preserved) */ - __CPUINIT __lookup_processor_type: adr r3, __lookup_processor_type_data ldmia r3, {r4 - r6} diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S index 75f14cc3e07..14235ba64a9 100644 --- a/arch/arm/kernel/head-nommu.S +++ b/arch/arm/kernel/head-nommu.S @@ -87,7 +87,7 @@ ENTRY(stext) ENDPROC(stext) #ifdef CONFIG_SMP - __CPUINIT + .text ENTRY(secondary_startup) /* * Common entry point for secondary CPUs. diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 45e8935cae4..2c7cc1e0347 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -343,7 +343,7 @@ __turn_mmu_on_loc: .long __turn_mmu_on_end #if defined(CONFIG_SMP) - __CPUINIT + .text ENTRY(secondary_startup) /* * Common entry point for secondary CPUs. diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index 1fd749ee4a1..7b95de60135 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -1020,7 +1020,7 @@ out_mdbgen: cpumask_or(&debug_err_mask, &debug_err_mask, cpumask_of(cpu)); } -static int __cpuinit dbg_reset_notify(struct notifier_block *self, +static int dbg_reset_notify(struct notifier_block *self, unsigned long action, void *cpu) { if ((action & ~CPU_TASKS_FROZEN) == CPU_ONLINE) @@ -1029,7 +1029,7 @@ static int __cpuinit dbg_reset_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata dbg_reset_nb = { +static struct notifier_block dbg_reset_nb = { .notifier_call = dbg_reset_notify, }; diff --git a/arch/arm/kernel/hyp-stub.S b/arch/arm/kernel/hyp-stub.S index 4910232c483..797b1a6a490 100644 --- a/arch/arm/kernel/hyp-stub.S +++ b/arch/arm/kernel/hyp-stub.S @@ -56,8 +56,8 @@ ENTRY(__boot_cpu_mode) ldr \reg3, [\reg2] ldr \reg1, [\reg2, \reg3] cmp \mode, \reg1 @ matches primary CPU boot mode? - orrne r7, r7, #BOOT_CPU_MODE_MISMATCH - strne r7, [r5, r6] @ record what happened and give up + orrne \reg1, \reg1, #BOOT_CPU_MODE_MISMATCH + strne \reg1, [\reg2, \reg3] @ record what happened and give up .endm #else /* ZIMAGE */ diff --git a/arch/arm/kernel/perf_event_cpu.c b/arch/arm/kernel/perf_event_cpu.c index 1f2740e3dbc..aebe0e99c15 100644 --- a/arch/arm/kernel/perf_event_cpu.c +++ b/arch/arm/kernel/perf_event_cpu.c @@ -157,8 +157,8 @@ static void cpu_pmu_init(struct arm_pmu *cpu_pmu) * UNKNOWN at reset, the PMU must be explicitly reset to avoid reading * junk values out of them. */ -static int __cpuinit cpu_pmu_notify(struct notifier_block *b, - unsigned long action, void *hcpu) +static int cpu_pmu_notify(struct notifier_block *b, unsigned long action, + void *hcpu) { if ((action & ~CPU_TASKS_FROZEN) != CPU_STARTING) return NOTIFY_DONE; @@ -171,7 +171,7 @@ static int __cpuinit cpu_pmu_notify(struct notifier_block *b, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata cpu_pmu_hotplug_notifier = { +static struct notifier_block cpu_pmu_hotplug_notifier = { .notifier_call = cpu_pmu_notify, }; diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index d3ca4f6915a..536c85fe72a 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -197,6 +197,7 @@ void machine_shutdown(void) */ void machine_halt(void) { + local_irq_disable(); smp_send_stop(); local_irq_disable(); @@ -211,6 +212,7 @@ void machine_halt(void) */ void machine_power_off(void) { + local_irq_disable(); smp_send_stop(); if (pm_power_off) @@ -230,6 +232,7 @@ void machine_power_off(void) */ void machine_restart(char *cmd) { + local_irq_disable(); smp_send_stop(); arm_pm_restart(reboot_mode, cmd); @@ -426,10 +429,11 @@ unsigned long arch_randomize_brk(struct mm_struct *mm) } #ifdef CONFIG_MMU +#ifdef CONFIG_KUSER_HELPERS /* * The vectors page is always readable from user space for the - * atomic helpers and the signal restart code. Insert it into the - * gate_vma so that it is visible through ptrace and /proc/<pid>/mem. + * atomic helpers. Insert it into the gate_vma so that it is visible + * through ptrace and /proc/<pid>/mem. */ static struct vm_area_struct gate_vma = { .vm_start = 0xffff0000, @@ -458,9 +462,48 @@ int in_gate_area_no_mm(unsigned long addr) { return in_gate_area(NULL, addr); } +#define is_gate_vma(vma) ((vma) = &gate_vma) +#else +#define is_gate_vma(vma) 0 +#endif const char *arch_vma_name(struct vm_area_struct *vma) { - return (vma == &gate_vma) ? "[vectors]" : NULL; + return is_gate_vma(vma) ? "[vectors]" : + (vma->vm_mm && vma->vm_start == vma->vm_mm->context.sigpage) ? + "[sigpage]" : NULL; +} + +static struct page *signal_page; +extern struct page *get_signal_page(void); + +int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) +{ + struct mm_struct *mm = current->mm; + unsigned long addr; + int ret; + + if (!signal_page) + signal_page = get_signal_page(); + if (!signal_page) + return -ENOMEM; + + down_write(&mm->mmap_sem); + addr = get_unmapped_area(NULL, 0, PAGE_SIZE, 0, 0); + if (IS_ERR_VALUE(addr)) { + ret = addr; + goto up_fail; + } + + ret = install_special_mapping(mm, addr, PAGE_SIZE, + VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC, + &signal_page); + + if (ret == 0) + mm->context.sigpage = addr; + + up_fail: + up_write(&mm->mmap_sem); + return ret; } #endif diff --git a/arch/arm/kernel/psci_smp.c b/arch/arm/kernel/psci_smp.c index 219f1d73572..70ded3fb42d 100644 --- a/arch/arm/kernel/psci_smp.c +++ b/arch/arm/kernel/psci_smp.c @@ -46,8 +46,7 @@ extern void secondary_startup(void); -static int __cpuinit psci_boot_secondary(unsigned int cpu, - struct task_struct *idle) +static int psci_boot_secondary(unsigned int cpu, struct task_struct *idle) { if (psci_ops.cpu_on) return psci_ops.cpu_on(cpu_logical_map(cpu), diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 63af9a7ae51..afc2489ee13 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -836,6 +836,8 @@ static int __init meminfo_cmp(const void *_a, const void *_b) void __init hyp_mode_check(void) { #ifdef CONFIG_ARM_VIRT_EXT + sync_boot_mode(); + if (is_hyp_mode_available()) { pr_info("CPU: All CPU(s) started in HYP mode.\n"); pr_info("CPU: Virtualization extensions available.\n"); @@ -971,6 +973,7 @@ static const char *hwcap_str[] = { "vfpv4", "idiva", "idivt", + "vfpd32", "lpae", NULL }; diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 1c16c35c271..ab330422527 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -8,6 +8,7 @@ * published by the Free Software Foundation. */ #include <linux/errno.h> +#include <linux/random.h> #include <linux/signal.h> #include <linux/personality.h> #include <linux/uaccess.h> @@ -15,12 +16,11 @@ #include <asm/elf.h> #include <asm/cacheflush.h> +#include <asm/traps.h> #include <asm/ucontext.h> #include <asm/unistd.h> #include <asm/vfp.h> -#include "signal.h" - /* * For ARM syscalls, we encode the syscall number into the instruction. */ @@ -40,11 +40,13 @@ #define SWI_THUMB_SIGRETURN (0xdf00 << 16 | 0x2700 | (__NR_sigreturn - __NR_SYSCALL_BASE)) #define SWI_THUMB_RT_SIGRETURN (0xdf00 << 16 | 0x2700 | (__NR_rt_sigreturn - __NR_SYSCALL_BASE)) -const unsigned long sigreturn_codes[7] = { +static const unsigned long sigreturn_codes[7] = { MOV_R7_NR_SIGRETURN, SWI_SYS_SIGRETURN, SWI_THUMB_SIGRETURN, MOV_R7_NR_RT_SIGRETURN, SWI_SYS_RT_SIGRETURN, SWI_THUMB_RT_SIGRETURN, }; +static unsigned long signal_return_offset; + #ifdef CONFIG_CRUNCH static int preserve_crunch_context(struct crunch_sigframe __user *frame) { @@ -400,14 +402,20 @@ setup_return(struct pt_regs *regs, struct ksignal *ksig, __put_user(sigreturn_codes[idx+1], rc+1)) return 1; - if ((cpsr & MODE32_BIT) && !IS_ENABLED(CONFIG_ARM_MPU)) { +#ifdef CONFIG_MMU + if (cpsr & MODE32_BIT) { + struct mm_struct *mm = current->mm; + /* - * 32-bit code can use the new high-page - * signal return code support except when the MPU has - * protected the vectors page from PL0 + * 32-bit code can use the signal return page + * except when the MPU has protected the vectors + * page from PL0 */ - retcode = KERN_SIGRETURN_CODE + (idx << 2) + thumb; - } else { + retcode = mm->context.sigpage + signal_return_offset + + (idx << 2) + thumb; + } else +#endif + { /* * Ensure that the instruction cache sees * the return code written onto the stack. @@ -608,3 +616,33 @@ do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall) } while (thread_flags & _TIF_WORK_MASK); return 0; } + +struct page *get_signal_page(void) +{ + unsigned long ptr; + unsigned offset; + struct page *page; + void *addr; + + page = alloc_pages(GFP_KERNEL, 0); + + if (!page) + return NULL; + + addr = page_address(page); + + /* Give the signal return code some randomness */ + offset = 0x200 + (get_random_int() & 0x7fc); + signal_return_offset = offset; + + /* + * Copy signal return handlers into the vector page, and + * set sigreturn to be a pointer to these. + */ + memcpy(addr + offset, sigreturn_codes, sizeof(sigreturn_codes)); + + ptr = (unsigned long)addr + offset; + flush_icache_range(ptr, ptr + sizeof(sigreturn_codes)); + + return page; +} diff --git a/arch/arm/kernel/signal.h b/arch/arm/kernel/signal.h deleted file mode 100644 index 5ff067b7c75..00000000000 --- a/arch/arm/kernel/signal.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * linux/arch/arm/kernel/signal.h - * - * Copyright (C) 2005-2009 Russell King. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#define KERN_SIGRETURN_CODE (CONFIG_VECTORS_BASE + 0x00000500) - -extern const unsigned long sigreturn_codes[7]; diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index c5fb5469054..c2b4f8f0be9 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -58,7 +58,7 @@ struct secondary_data secondary_data; * control for which core is the next to come out of the secondary * boot "holding pen" */ -volatile int __cpuinitdata pen_release = -1; +volatile int pen_release = -1; enum ipi_msg_type { IPI_WAKEUP, @@ -86,7 +86,7 @@ static unsigned long get_arch_pgd(pgd_t *pgd) return pgdir >> ARCH_PGD_SHIFT; } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) +int __cpu_up(unsigned int cpu, struct task_struct *idle) { int ret; @@ -138,7 +138,7 @@ void __init smp_init_cpus(void) smp_ops.smp_init_cpus(); } -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +int boot_secondary(unsigned int cpu, struct task_struct *idle) { if (smp_ops.smp_boot_secondary) return smp_ops.smp_boot_secondary(cpu, idle); @@ -170,7 +170,7 @@ static int platform_cpu_disable(unsigned int cpu) /* * __cpu_disable runs on the processor to be shutdown. */ -int __cpuinit __cpu_disable(void) +int __cpu_disable(void) { unsigned int cpu = smp_processor_id(); int ret; @@ -216,7 +216,7 @@ static DECLARE_COMPLETION(cpu_died); * called on the thread which is asking for a CPU to be shutdown - * waits until shutdown has completed, or it is timed out. */ -void __cpuinit __cpu_die(unsigned int cpu) +void __cpu_die(unsigned int cpu) { if (!wait_for_completion_timeout(&cpu_died, msecs_to_jiffies(5000))) { pr_err("CPU%u: cpu didn't die\n", cpu); @@ -306,7 +306,7 @@ void __ref cpu_die(void) * Called by both boot and secondaries to move global data into * per-processor storage. */ -static void __cpuinit smp_store_cpu_info(unsigned int cpuid) +static void smp_store_cpu_info(unsigned int cpuid) { struct cpuinfo_arm *cpu_info = &per_cpu(cpu_data, cpuid); @@ -322,7 +322,7 @@ static void percpu_timer_setup(void); * This is the secondary CPU boot entry. We're using this CPUs * idle thread stack, but a set of temporary page tables. */ -asmlinkage void __cpuinit secondary_start_kernel(void) +asmlinkage void secondary_start_kernel(void) { struct mm_struct *mm = &init_mm; unsigned int cpu; @@ -521,7 +521,7 @@ static void broadcast_timer_set_mode(enum clock_event_mode mode, { } -static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt) +static void broadcast_timer_setup(struct clock_event_device *evt) { evt->name = "dummy_timer"; evt->features = CLOCK_EVT_FEAT_ONESHOT | @@ -550,7 +550,7 @@ int local_timer_register(struct local_timer_ops *ops) } #endif -static void __cpuinit percpu_timer_setup(void) +static void percpu_timer_setup(void) { unsigned int cpu = smp_processor_id(); struct clock_event_device *evt = &per_cpu(percpu_clockevent, cpu); diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c index a98b62dca2f..c2edfff573c 100644 --- a/arch/arm/kernel/smp_tlb.c +++ b/arch/arm/kernel/smp_tlb.c @@ -70,23 +70,6 @@ static inline void ipi_flush_bp_all(void *ignored) local_flush_bp_all(); } -#ifdef CONFIG_ARM_ERRATA_798181 -static int erratum_a15_798181(void) -{ - unsigned int midr = read_cpuid_id(); - - /* Cortex-A15 r0p0..r3p2 affected */ - if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2) - return 0; - return 1; -} -#else -static int erratum_a15_798181(void) -{ - return 0; -} -#endif - static void ipi_flush_tlb_a15_erratum(void *arg) { dmb(); diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index f6fd1d4398c..25956204ef2 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -187,7 +187,7 @@ core_initcall(twd_cpufreq_init); #endif -static void __cpuinit twd_calibrate_rate(void) +static void twd_calibrate_rate(void) { unsigned long count; u64 waitjiffies; @@ -265,7 +265,7 @@ static void twd_get_clock(struct device_node *np) /* * Setup the local clock events for a CPU. */ -static int __cpuinit twd_timer_setup(struct clock_event_device *clk) +static int twd_timer_setup(struct clock_event_device *clk) { struct clock_event_device **this_cpu_clk; int cpu = smp_processor_id(); @@ -308,7 +308,7 @@ static int __cpuinit twd_timer_setup(struct clock_event_device *clk) return 0; } -static struct local_timer_ops twd_lt_ops __cpuinitdata = { +static struct local_timer_ops twd_lt_ops = { .setup = twd_timer_setup, .stop = twd_timer_stop, }; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index cab094c234e..ab517fcce21 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -35,8 +35,6 @@ #include <asm/tls.h> #include <asm/system_misc.h> -#include "signal.h" - static const char *handler[]= { "prefetch abort", "data abort", "address exception", "interrupt" }; void *vectors_page; @@ -800,15 +798,26 @@ void __init trap_init(void) return; } -static void __init kuser_get_tls_init(unsigned long vectors) +#ifdef CONFIG_KUSER_HELPERS +static void __init kuser_init(void *vectors) { + extern char __kuser_helper_start[], __kuser_helper_end[]; + int kuser_sz = __kuser_helper_end - __kuser_helper_start; + + memcpy(vectors + 0x1000 - kuser_sz, __kuser_helper_start, kuser_sz); + /* * vectors + 0xfe0 = __kuser_get_tls * vectors + 0xfe8 = hardware TLS instruction at 0xffff0fe8 */ if (tls_emu || has_tls_reg) - memcpy((void *)vectors + 0xfe0, (void *)vectors + 0xfe8, 4); + memcpy(vectors + 0xfe0, vectors + 0xfe8, 4); } +#else +static void __init kuser_init(void *vectors) +{ +} +#endif void __init early_trap_init(void *vectors_base) { @@ -816,33 +825,30 @@ void __init early_trap_init(void *vectors_base) unsigned long vectors = (unsigned long)vectors_base; extern char __stubs_start[], __stubs_end[]; extern char __vectors_start[], __vectors_end[]; - extern char __kuser_helper_start[], __kuser_helper_end[]; - int kuser_sz = __kuser_helper_end - __kuser_helper_start; + unsigned i; vectors_page = vectors_base; /* + * Poison the vectors page with an undefined instruction. This + * instruction is chosen to be undefined for both ARM and Thumb + * ISAs. The Thumb version is an undefined instruction with a + * branch back to the undefined instruction. + */ + for (i = 0; i < PAGE_SIZE / sizeof(u32); i++) + ((u32 *)vectors_base)[i] = 0xe7fddef1; + + /* * Copy the vectors, stubs and kuser helpers (in entry-armv.S) * into the vector page, mapped at 0xffff0000, and ensure these * are visible to the instruction stream. */ memcpy((void *)vectors, __vectors_start, __vectors_end - __vectors_start); - memcpy((void *)vectors + 0x200, __stubs_start, __stubs_end - __stubs_start); - memcpy((void *)vectors + 0x1000 - kuser_sz, __kuser_helper_start, kuser_sz); + memcpy((void *)vectors + 0x1000, __stubs_start, __stubs_end - __stubs_start); - /* - * Do processor specific fixups for the kuser helpers - */ - kuser_get_tls_init(vectors); - - /* - * Copy signal return handlers into the vector page, and - * set sigreturn to be a pointer to these. - */ - memcpy((void *)(vectors + KERN_SIGRETURN_CODE - CONFIG_VECTORS_BASE), - sigreturn_codes, sizeof(sigreturn_codes)); + kuser_init(vectors_base); - flush_icache_range(vectors, vectors + PAGE_SIZE); + flush_icache_range(vectors, vectors + PAGE_SIZE * 2); modify_domain(DOMAIN_USER, DOMAIN_CLIENT); #else /* ifndef CONFIG_CPU_V7M */ /* diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index fa25e4e425f..7bcee5c9b60 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -148,6 +148,23 @@ SECTIONS . = ALIGN(PAGE_SIZE); __init_begin = .; #endif + /* + * The vectors and stubs are relocatable code, and the + * only thing that matters is their relative offsets + */ + __vectors_start = .; + .vectors 0 : AT(__vectors_start) { + *(.vectors) + } + . = __vectors_start + SIZEOF(.vectors); + __vectors_end = .; + + __stubs_start = .; + .stubs 0x1000 : AT(__stubs_start) { + *(.stubs) + } + . = __stubs_start + SIZEOF(.stubs); + __stubs_end = .; INIT_TEXT_SECTION(8) .exit.text : { diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c index 64dbfa57204..5306de35013 100644 --- a/arch/arm/lib/delay.c +++ b/arch/arm/lib/delay.c @@ -86,7 +86,7 @@ void __init register_current_timer_delay(const struct delay_timer *timer) } } -unsigned long __cpuinit calibrate_delay_is_known(void) +unsigned long calibrate_delay_is_known(void) { delay_calibrated = true; return lpj_fine; diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index afbc439f11d..4cdb61c5445 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -505,7 +505,7 @@ static struct vpbe_output dm365evm_vpbe_outputs[] = { /* * Amplifiers on the board */ -struct ths7303_platform_data ths7303_pdata = { +static struct ths7303_platform_data ths7303_pdata = { .ch_1 = 3, .ch_2 = 3, .ch_3 = 3, diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index 42ef53f62c6..86100d17969 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -860,7 +860,7 @@ static struct platform_device dm355_vpbe_display = { }, }; -struct venc_platform_data dm355_venc_pdata = { +static struct venc_platform_data dm355_venc_pdata = { .setup_pinmux = dm355_vpbe_setup_pinmux, .setup_clock = dm355_venc_setup_clock, }; diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index fa7af5eda52..dad28029ba9 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -1349,7 +1349,7 @@ static struct platform_device dm365_vpbe_display = { }, }; -struct venc_platform_data dm365_venc_pdata = { +static struct venc_platform_data dm365_venc_pdata = { .setup_pinmux = dm365_vpbe_setup_pinmux, .setup_clock = dm365_venc_setup_clock, }; diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c index 00247c77131..bc22056200a 100644 --- a/arch/arm/mach-dove/common.c +++ b/arch/arm/mach-dove/common.c @@ -27,6 +27,22 @@ #include <plat/time.h> #include "common.h" +/* These can go away once Dove uses the mvebu-mbus DT binding */ +#define DOVE_MBUS_PCIE0_MEM_TARGET 0x4 +#define DOVE_MBUS_PCIE0_MEM_ATTR 0xe8 +#define DOVE_MBUS_PCIE0_IO_TARGET 0x4 +#define DOVE_MBUS_PCIE0_IO_ATTR 0xe0 +#define DOVE_MBUS_PCIE1_MEM_TARGET 0x8 +#define DOVE_MBUS_PCIE1_MEM_ATTR 0xe8 +#define DOVE_MBUS_PCIE1_IO_TARGET 0x8 +#define DOVE_MBUS_PCIE1_IO_ATTR 0xe0 +#define DOVE_MBUS_CESA_TARGET 0x3 +#define DOVE_MBUS_CESA_ATTR 0x1 +#define DOVE_MBUS_BOOTROM_TARGET 0x1 +#define DOVE_MBUS_BOOTROM_ATTR 0xfd +#define DOVE_MBUS_SCRATCHPAD_TARGET 0xd +#define DOVE_MBUS_SCRATCHPAD_ATTR 0x0 + /***************************************************************************** * I/O Address Mapping ****************************************************************************/ @@ -332,34 +348,40 @@ void __init dove_setup_cpu_wins(void) { /* * The PCIe windows will no longer be statically allocated - * here once Dove is migrated to the pci-mvebu driver. + * here once Dove is migrated to the pci-mvebu driver. The + * non-PCIe windows will no longer be created here once Dove + * fully moves to DT. */ - mvebu_mbus_add_window_remap_flags("pcie0.0", + mvebu_mbus_add_window_remap_by_id(DOVE_MBUS_PCIE0_IO_TARGET, + DOVE_MBUS_PCIE0_IO_ATTR, DOVE_PCIE0_IO_PHYS_BASE, DOVE_PCIE0_IO_SIZE, - DOVE_PCIE0_IO_BUS_BASE, - MVEBU_MBUS_PCI_IO); - mvebu_mbus_add_window_remap_flags("pcie1.0", + DOVE_PCIE0_IO_BUS_BASE); + mvebu_mbus_add_window_remap_by_id(DOVE_MBUS_PCIE1_IO_TARGET, + DOVE_MBUS_PCIE1_IO_ATTR, DOVE_PCIE1_IO_PHYS_BASE, DOVE_PCIE1_IO_SIZE, - DOVE_PCIE1_IO_BUS_BASE, - MVEBU_MBUS_PCI_IO); - mvebu_mbus_add_window_remap_flags("pcie0.0", - DOVE_PCIE0_MEM_PHYS_BASE, - DOVE_PCIE0_MEM_SIZE, - MVEBU_MBUS_NO_REMAP, - MVEBU_MBUS_PCI_MEM); - mvebu_mbus_add_window_remap_flags("pcie1.0", - DOVE_PCIE1_MEM_PHYS_BASE, - DOVE_PCIE1_MEM_SIZE, - MVEBU_MBUS_NO_REMAP, - MVEBU_MBUS_PCI_MEM); - mvebu_mbus_add_window("cesa", DOVE_CESA_PHYS_BASE, - DOVE_CESA_SIZE); - mvebu_mbus_add_window("bootrom", DOVE_BOOTROM_PHYS_BASE, - DOVE_BOOTROM_SIZE); - mvebu_mbus_add_window("scratchpad", DOVE_SCRATCHPAD_PHYS_BASE, - DOVE_SCRATCHPAD_SIZE); + DOVE_PCIE1_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(DOVE_MBUS_PCIE0_MEM_TARGET, + DOVE_MBUS_PCIE0_MEM_ATTR, + DOVE_PCIE0_MEM_PHYS_BASE, + DOVE_PCIE0_MEM_SIZE); + mvebu_mbus_add_window_by_id(DOVE_MBUS_PCIE1_MEM_TARGET, + DOVE_MBUS_PCIE1_MEM_ATTR, + DOVE_PCIE1_MEM_PHYS_BASE, + DOVE_PCIE1_MEM_SIZE); + mvebu_mbus_add_window_by_id(DOVE_MBUS_CESA_TARGET, + DOVE_MBUS_CESA_ATTR, + DOVE_CESA_PHYS_BASE, + DOVE_CESA_SIZE); + mvebu_mbus_add_window_by_id(DOVE_MBUS_BOOTROM_TARGET, + DOVE_MBUS_BOOTROM_ATTR, + DOVE_BOOTROM_PHYS_BASE, + DOVE_BOOTROM_SIZE); + mvebu_mbus_add_window_by_id(DOVE_MBUS_SCRATCHPAD_TARGET, + DOVE_MBUS_SCRATCHPAD_ATTR, + DOVE_SCRATCHPAD_PHYS_BASE, + DOVE_SCRATCHPAD_SIZE); } void __init dove_init(void) diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index 855d4a7b462..5952e68c76c 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -92,6 +92,7 @@ config SOC_EXYNOS5440 bool "SAMSUNG EXYNOS5440" default y depends on ARCH_EXYNOS5 + select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE select ARCH_HAS_OPP select HAVE_ARM_ARCH_TIMER select AUTO_ZRELADDR diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index e970a7a4e27..53696154aea 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -14,7 +14,7 @@ obj- := obj-$(CONFIG_ARCH_EXYNOS) += common.o -obj-$(CONFIG_PM) += pm.o +obj-$(CONFIG_S5P_PM) += pm.o obj-$(CONFIG_PM_GENERIC_DOMAINS) += pm_domains.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c index 164685bd25c..ba95e5db250 100644 --- a/arch/arm/mach-exynos/common.c +++ b/arch/arm/mach-exynos/common.c @@ -58,7 +58,6 @@ static const char name_exynos5440[] = "EXYNOS5440"; static void exynos4_map_io(void); static void exynos5_map_io(void); -static void exynos5440_map_io(void); static int exynos_init(void); static struct cpu_table cpu_ids[] __initdata = { @@ -95,7 +94,6 @@ static struct cpu_table cpu_ids[] __initdata = { }, { .idcode = EXYNOS5440_SOC_ID, .idmask = EXYNOS5_SOC_MASK, - .map_io = exynos5440_map_io, .init = exynos_init, .name = name_exynos5440, }, @@ -150,11 +148,6 @@ static struct map_desc exynos4_iodesc[] __initdata = { .length = SZ_64K, .type = MT_DEVICE, }, { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(EXYNOS4_PA_UART), - .length = SZ_512K, - .type = MT_DEVICE, - }, { .virtual = (unsigned long)S5P_VA_CMU, .pfn = __phys_to_pfn(EXYNOS4_PA_CMU), .length = SZ_128K, @@ -268,20 +261,6 @@ static struct map_desc exynos5_iodesc[] __initdata = { .pfn = __phys_to_pfn(EXYNOS5_PA_PMU), .length = SZ_64K, .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(EXYNOS5_PA_UART), - .length = SZ_512K, - .type = MT_DEVICE, - }, -}; - -static struct map_desc exynos5440_iodesc0[] __initdata = { - { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(EXYNOS5440_PA_UART0), - .length = SZ_512K, - .type = MT_DEVICE, }, }; @@ -388,11 +367,6 @@ static void __init exynos5_map_io(void) iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc)); } -static void __init exynos5440_map_io(void) -{ - iotable_init(exynos5440_iodesc0, ARRAY_SIZE(exynos5440_iodesc0)); -} - void __init exynos_init_time(void) { of_clk_init(NULL); diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index 3e156bcddcb..972490fc09d 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -97,6 +97,5 @@ struct exynos_pmu_conf { }; extern void exynos_sys_powerdown_conf(enum sys_powerdown mode); -extern void s3c_cpu_resume(void); #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */ diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c index 17a18ff3d71..225ee8431c7 100644 --- a/arch/arm/mach-exynos/cpuidle.c +++ b/arch/arm/mach-exynos/cpuidle.c @@ -25,6 +25,7 @@ #include <mach/regs-pmu.h> #include <plat/cpu.h> +#include <plat/pm.h> #include "common.h" diff --git a/arch/arm/mach-exynos/headsmp.S b/arch/arm/mach-exynos/headsmp.S index 5364d4bfa8b..cdd9d91e993 100644 --- a/arch/arm/mach-exynos/headsmp.S +++ b/arch/arm/mach-exynos/headsmp.S @@ -13,8 +13,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - /* * exynos4 specific entry point for secondary CPUs. This provides * a "holding pen" into which all secondary cores are held until we're diff --git a/arch/arm/mach-exynos/include/mach/memory.h b/arch/arm/mach-exynos/include/mach/memory.h index 374ef2cf715..2a4cdb7cb32 100644 --- a/arch/arm/mach-exynos/include/mach/memory.h +++ b/arch/arm/mach-exynos/include/mach/memory.h @@ -15,8 +15,13 @@ #define PLAT_PHYS_OFFSET UL(0x40000000) +#ifndef CONFIG_ARM_LPAE /* Maximum of 256MiB in one bank */ #define MAX_PHYSMEM_BITS 32 #define SECTION_SIZE_BITS 28 +#else +#define MAX_PHYSMEM_BITS 36 +#define SECTION_SIZE_BITS 31 +#endif #endif /* __ASM_ARCH_MEMORY_H */ diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index deba1308ff1..58b43e6f926 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -75,7 +75,7 @@ static void __iomem *scu_base_addr(void) static DEFINE_SPINLOCK(boot_lock); -static void __cpuinit exynos_secondary_init(unsigned int cpu) +static void exynos_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -90,7 +90,7 @@ static void __cpuinit exynos_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static int __cpuinit exynos_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; unsigned long phys_cpu = cpu_logical_map(cpu); diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c index 41c20692a13..c679db57726 100644 --- a/arch/arm/mach-exynos/pm.c +++ b/arch/arm/mach-exynos/pm.c @@ -217,6 +217,9 @@ static __init int exynos_pm_drvinit(void) struct clk *pll_base; unsigned int tmp; + if (soc_is_exynos5440()) + return 0; + s3c_pm_init(); /* All wakeup disable */ @@ -340,6 +343,9 @@ static struct syscore_ops exynos_pm_syscore_ops = { static __init int exynos_pm_syscore_init(void) { + if (soc_is_exynos5440()) + return 0; + register_syscore_ops(&exynos_pm_syscore_ops); return 0; } diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index a7cd2cf5e08..3490a24f969 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -276,8 +276,6 @@ int __init dc21285_setup(int nr, struct pci_sys_data *sys) sys->mem_offset = DC21285_PCI_MEM; - pci_ioremap_io(0, DC21285_PCI_IO); - pci_add_resource_offset(&sys->resources, &res[0], sys->mem_offset); pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset); diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index dc5d6becd8c..88815795fe2 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -115,6 +115,7 @@ static int highbank_platform_notifier(struct notifier_block *nb, { struct resource *res; int reg = -1; + u32 val; struct device *dev = __dev; if (event != BUS_NOTIFY_ADD_DEVICE) @@ -141,10 +142,10 @@ static int highbank_platform_notifier(struct notifier_block *nb, return NOTIFY_DONE; if (of_property_read_bool(dev->of_node, "dma-coherent")) { - writel(0xff31, sregs_base + reg); + val = readl(sregs_base + reg); + writel(val | 0xff01, sregs_base + reg); set_dma_ops(dev, &arm_coherent_dma_ops); - } else - writel(0, sregs_base + reg); + } return NOTIFY_OK; } diff --git a/arch/arm/mach-highbank/platsmp.c b/arch/arm/mach-highbank/platsmp.c index a984573e0d0..32d75cf55cb 100644 --- a/arch/arm/mach-highbank/platsmp.c +++ b/arch/arm/mach-highbank/platsmp.c @@ -24,7 +24,7 @@ extern void secondary_startup(void); -static int __cpuinit highbank_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int highbank_boot_secondary(unsigned int cpu, struct task_struct *idle) { highbank_set_cpu_jump(cpu, secondary_startup); arch_send_wakeup_ipi_mask(cpumask_of(cpu)); diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 4282e99f5ca..86567d980b0 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -199,7 +199,8 @@ static const char *pcie_axi_sels[] = { "axi", "ahb", }; static const char *ssi_sels[] = { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_post_div", }; static const char *usdhc_sels[] = { "pll2_pfd2_396m", "pll2_pfd0_352m", }; static const char *enfc_sels[] = { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", }; -static const char *emi_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", }; +static const char *emi_sels[] = { "pll2_pfd2_396m", "pll3_usb_otg", "axi", "pll2_pfd0_352m", }; +static const char *emi_slow_sels[] = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", }; static const char *vdo_axi_sels[] = { "axi", "ahb", }; static const char *vpu_axi_sels[] = { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", }; static const char *cko1_sels[] = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div", @@ -392,7 +393,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[usdhc4_sel] = imx_clk_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); clk[enfc_sel] = imx_clk_mux("enfc_sel", base + 0x2c, 16, 2, enfc_sels, ARRAY_SIZE(enfc_sels)); clk[emi_sel] = imx_clk_mux("emi_sel", base + 0x1c, 27, 2, emi_sels, ARRAY_SIZE(emi_sels)); - clk[emi_slow_sel] = imx_clk_mux("emi_slow_sel", base + 0x1c, 29, 2, emi_sels, ARRAY_SIZE(emi_sels)); + clk[emi_slow_sel] = imx_clk_mux("emi_slow_sel", base + 0x1c, 29, 2, emi_slow_sels, ARRAY_SIZE(emi_slow_sels)); clk[vdo_axi_sel] = imx_clk_mux("vdo_axi_sel", base + 0x18, 11, 1, vdo_axi_sels, ARRAY_SIZE(vdo_axi_sels)); clk[vpu_axi_sel] = imx_clk_mux("vpu_axi_sel", base + 0x18, 14, 2, vpu_axi_sels, ARRAY_SIZE(vpu_axi_sels)); clk[cko1_sel] = imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels)); diff --git a/arch/arm/mach-imx/clk-vf610.c b/arch/arm/mach-imx/clk-vf610.c index d617c0b7c80..b169a396d93 100644 --- a/arch/arm/mach-imx/clk-vf610.c +++ b/arch/arm/mach-imx/clk-vf610.c @@ -183,6 +183,8 @@ static void __init vf610_clocks_init(struct device_node *ccm_node) clk[VF610_CLK_ENET_TS_SEL] = imx_clk_mux("enet_ts_sel", CCM_CSCMR2, 0, 3, enet_ts_sels, 7); clk[VF610_CLK_ENET] = imx_clk_gate("enet", "enet_sel", CCM_CSCDR1, 24); clk[VF610_CLK_ENET_TS] = imx_clk_gate("enet_ts", "enet_ts_sel", CCM_CSCDR1, 23); + clk[VF610_CLK_ENET0] = imx_clk_gate2("enet0", "ipg_bus", CCM_CCGR9, CCM_CCGRx_CGn(0)); + clk[VF610_CLK_ENET1] = imx_clk_gate2("enet1", "ipg_bus", CCM_CCGR9, CCM_CCGRx_CGn(1)); clk[VF610_CLK_PIT] = imx_clk_gate2("pit", "ipg_bus", CCM_CCGR1, CCM_CCGRx_CGn(7)); diff --git a/arch/arm/mach-imx/mx27.h b/arch/arm/mach-imx/mx27.h index e074616d54c..8a65f192e7f 100644 --- a/arch/arm/mach-imx/mx27.h +++ b/arch/arm/mach-imx/mx27.h @@ -135,7 +135,7 @@ #define MX27_INT_GPT4 (NR_IRQS_LEGACY + 4) #define MX27_INT_RTIC (NR_IRQS_LEGACY + 5) #define MX27_INT_CSPI3 (NR_IRQS_LEGACY + 6) -#define MX27_INT_SDHC (NR_IRQS_LEGACY + 7) +#define MX27_INT_MSHC (NR_IRQS_LEGACY + 7) #define MX27_INT_GPIO (NR_IRQS_LEGACY + 8) #define MX27_INT_SDHC3 (NR_IRQS_LEGACY + 9) #define MX27_INT_SDHC2 (NR_IRQS_LEGACY + 10) diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c index c6e1ab54488..1f24c1fdfea 100644 --- a/arch/arm/mach-imx/platsmp.c +++ b/arch/arm/mach-imx/platsmp.c @@ -53,7 +53,7 @@ void imx_scu_standby_enable(void) writel_relaxed(val, scu_base); } -static int __cpuinit imx_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int imx_boot_secondary(unsigned int cpu, struct task_struct *idle) { imx_set_cpu_jump(cpu, v7_secondary_startup); imx_enable_cpu(cpu, true); diff --git a/arch/arm/mach-keystone/keystone.c b/arch/arm/mach-keystone/keystone.c index fe4d9ff93a7..b661c5c2870 100644 --- a/arch/arm/mach-keystone/keystone.c +++ b/arch/arm/mach-keystone/keystone.c @@ -49,7 +49,7 @@ static const char *keystone_match[] __initconst = { NULL, }; -void keystone_restart(char mode, const char *cmd) +void keystone_restart(enum reboot_mode mode, const char *cmd) { u32 val; diff --git a/arch/arm/mach-keystone/platsmp.c b/arch/arm/mach-keystone/platsmp.c index 1d4181e1daf..14378e3fef1 100644 --- a/arch/arm/mach-keystone/platsmp.c +++ b/arch/arm/mach-keystone/platsmp.c @@ -21,7 +21,7 @@ #include "keystone.h" -static int __cpuinit keystone_smp_boot_secondary(unsigned int cpu, +static int keystone_smp_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long start = virt_to_phys(&secondary_startup); diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c index 6e122ed3282..682b7ac8deb 100644 --- a/arch/arm/mach-kirkwood/board-dt.c +++ b/arch/arm/mach-kirkwood/board-dt.c @@ -87,6 +87,7 @@ static void __init kirkwood_dt_init(void) */ writel(readl(CPU_CONFIG) & ~CPU_CONFIG_ERROR_PROP, CPU_CONFIG); + BUG_ON(mvebu_mbus_dt_init()); kirkwood_setup_wins(); kirkwood_l2_init(); diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index e9238b5567e..15b7e72e890 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -37,6 +37,12 @@ #include <linux/platform_data/dma-mv_xor.h> #include "common.h" +/* These can go away once Kirkwood uses the mvebu-mbus DT binding */ +#define KIRKWOOD_MBUS_NAND_TARGET 0x01 +#define KIRKWOOD_MBUS_NAND_ATTR 0x2f +#define KIRKWOOD_MBUS_SRAM_TARGET 0x03 +#define KIRKWOOD_MBUS_SRAM_ATTR 0x01 + /***************************************************************************** * I/O Address Mapping ****************************************************************************/ @@ -528,10 +534,6 @@ void __init kirkwood_cpuidle_init(void) void __init kirkwood_init_early(void) { orion_time_set_base(TIMER_VIRT_BASE); - - mvebu_mbus_init("marvell,kirkwood-mbus", - BRIDGE_WINS_BASE, BRIDGE_WINS_SZ, - DDR_WINDOW_CPU_BASE, DDR_WINDOW_CPU_SZ); } int kirkwood_tclk; @@ -672,10 +674,14 @@ char * __init kirkwood_id(void) void __init kirkwood_setup_wins(void) { - mvebu_mbus_add_window("nand", KIRKWOOD_NAND_MEM_PHYS_BASE, - KIRKWOOD_NAND_MEM_SIZE); - mvebu_mbus_add_window("sram", KIRKWOOD_SRAM_PHYS_BASE, - KIRKWOOD_SRAM_SIZE); + mvebu_mbus_add_window_by_id(KIRKWOOD_MBUS_NAND_TARGET, + KIRKWOOD_MBUS_NAND_ATTR, + KIRKWOOD_NAND_MEM_PHYS_BASE, + KIRKWOOD_NAND_MEM_SIZE); + mvebu_mbus_add_window_by_id(KIRKWOOD_MBUS_SRAM_TARGET, + KIRKWOOD_MBUS_SRAM_ATTR, + KIRKWOOD_SRAM_PHYS_BASE, + KIRKWOOD_SRAM_SIZE); } void __init kirkwood_l2_init(void) @@ -703,6 +709,10 @@ void __init kirkwood_init(void) */ writel(readl(CPU_CONFIG) & ~CPU_CONFIG_ERROR_PROP, CPU_CONFIG); + BUG_ON(mvebu_mbus_init("marvell,kirkwood-mbus", + BRIDGE_WINS_BASE, BRIDGE_WINS_SZ, + DDR_WINDOW_CPU_BASE, DDR_WINDOW_CPU_SZ)); + kirkwood_setup_wins(); kirkwood_l2_init(); diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c index ddcb09f5bdd..12d86f39f38 100644 --- a/arch/arm/mach-kirkwood/pcie.c +++ b/arch/arm/mach-kirkwood/pcie.c @@ -20,6 +20,16 @@ #include <mach/bridge-regs.h> #include "common.h" +/* These can go away once Kirkwood uses the mvebu-mbus DT binding */ +#define KIRKWOOD_MBUS_PCIE0_MEM_TARGET 0x4 +#define KIRKWOOD_MBUS_PCIE0_MEM_ATTR 0xe8 +#define KIRKWOOD_MBUS_PCIE0_IO_TARGET 0x4 +#define KIRKWOOD_MBUS_PCIE0_IO_ATTR 0xe0 +#define KIRKWOOD_MBUS_PCIE1_MEM_TARGET 0x4 +#define KIRKWOOD_MBUS_PCIE1_MEM_ATTR 0xd8 +#define KIRKWOOD_MBUS_PCIE1_IO_TARGET 0x4 +#define KIRKWOOD_MBUS_PCIE1_IO_ATTR 0xd0 + static void kirkwood_enable_pcie_clk(const char *port) { struct clk *clk; @@ -254,26 +264,24 @@ static void __init add_pcie_port(int index, void __iomem *base) void __init kirkwood_pcie_init(unsigned int portmask) { - mvebu_mbus_add_window_remap_flags("pcie0.0", + mvebu_mbus_add_window_remap_by_id(KIRKWOOD_MBUS_PCIE0_IO_TARGET, + KIRKWOOD_MBUS_PCIE0_IO_ATTR, KIRKWOOD_PCIE_IO_PHYS_BASE, KIRKWOOD_PCIE_IO_SIZE, - KIRKWOOD_PCIE_IO_BUS_BASE, - MVEBU_MBUS_PCI_IO); - mvebu_mbus_add_window_remap_flags("pcie0.0", - KIRKWOOD_PCIE_MEM_PHYS_BASE, - KIRKWOOD_PCIE_MEM_SIZE, - MVEBU_MBUS_NO_REMAP, - MVEBU_MBUS_PCI_MEM); - mvebu_mbus_add_window_remap_flags("pcie1.0", + KIRKWOOD_PCIE_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(KIRKWOOD_MBUS_PCIE0_MEM_TARGET, + KIRKWOOD_MBUS_PCIE0_MEM_ATTR, + KIRKWOOD_PCIE_MEM_PHYS_BASE, + KIRKWOOD_PCIE_MEM_SIZE); + mvebu_mbus_add_window_remap_by_id(KIRKWOOD_MBUS_PCIE1_IO_TARGET, + KIRKWOOD_MBUS_PCIE1_IO_ATTR, KIRKWOOD_PCIE1_IO_PHYS_BASE, KIRKWOOD_PCIE1_IO_SIZE, - KIRKWOOD_PCIE1_IO_BUS_BASE, - MVEBU_MBUS_PCI_IO); - mvebu_mbus_add_window_remap_flags("pcie1.0", - KIRKWOOD_PCIE1_MEM_PHYS_BASE, - KIRKWOOD_PCIE1_MEM_SIZE, - MVEBU_MBUS_NO_REMAP, - MVEBU_MBUS_PCI_MEM); + KIRKWOOD_PCIE1_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(KIRKWOOD_MBUS_PCIE1_MEM_TARGET, + KIRKWOOD_MBUS_PCIE1_MEM_ATTR, + KIRKWOOD_PCIE1_MEM_PHYS_BASE, + KIRKWOOD_PCIE1_MEM_SIZE); vga_base = KIRKWOOD_PCIE_MEM_PHYS_BASE; diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig index 614e41e7881..905efc8cac7 100644 --- a/arch/arm/mach-msm/Kconfig +++ b/arch/arm/mach-msm/Kconfig @@ -121,8 +121,7 @@ config MSM_SMD bool config MSM_GPIOMUX - depends on !(ARCH_MSM8X60 || ARCH_MSM8960) - bool "MSM V1 TLMM GPIOMUX architecture" + bool help Support for MSM V1 TLMM GPIOMUX architecture. diff --git a/arch/arm/mach-msm/gpiomux-v1.c b/arch/arm/mach-msm/gpiomux-v1.c deleted file mode 100644 index 27de2abd714..00000000000 --- a/arch/arm/mach-msm/gpiomux-v1.c +++ /dev/null @@ -1,33 +0,0 @@ -/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ -#include <linux/kernel.h> -#include "gpiomux.h" -#include "proc_comm.h" - -void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val) -{ - unsigned tlmm_config = (val & ~GPIOMUX_CTL_MASK) | - ((gpio & 0x3ff) << 4); - unsigned tlmm_disable = 0; - int rc; - - rc = msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, - &tlmm_config, &tlmm_disable); - if (rc) - pr_err("%s: unexpected proc_comm failure %d: %08x %08x\n", - __func__, rc, tlmm_config, tlmm_disable); -} diff --git a/arch/arm/mach-msm/gpiomux.h b/arch/arm/mach-msm/gpiomux.h index 8e82f41a892..4410d7766f9 100644 --- a/arch/arm/mach-msm/gpiomux.h +++ b/arch/arm/mach-msm/gpiomux.h @@ -73,16 +73,6 @@ extern struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS]; int msm_gpiomux_write(unsigned gpio, gpiomux_config_t active, gpiomux_config_t suspended); - -/* Architecture-internal function for use by the framework only. - * This function can assume the following: - * - the gpio value has passed a bounds-check - * - the gpiomux spinlock has been obtained - * - * This function is not for public consumption. External users - * should use msm_gpiomux_write. - */ -void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val); #else static inline int msm_gpiomux_write(unsigned gpio, gpiomux_config_t active, diff --git a/arch/arm/mach-msm/headsmp.S b/arch/arm/mach-msm/headsmp.S index bcd5af223de..6c62c3f82fe 100644 --- a/arch/arm/mach-msm/headsmp.S +++ b/arch/arm/mach-msm/headsmp.S @@ -11,8 +11,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - /* * MSM specific entry point for secondary CPUs. This provides * a "holding pen" into which all secondary cores are held until we're diff --git a/arch/arm/mach-msm/platsmp.c b/arch/arm/mach-msm/platsmp.c index 00cdb0a5dac..3f06edcdd0c 100644 --- a/arch/arm/mach-msm/platsmp.c +++ b/arch/arm/mach-msm/platsmp.c @@ -38,7 +38,7 @@ static inline int get_core_count(void) return ((read_cpuid_id() >> 4) & 3) + 1; } -static void __cpuinit msm_secondary_init(unsigned int cpu) +static void msm_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -54,7 +54,7 @@ static void __cpuinit msm_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static __cpuinit void prepare_cold_cpu(unsigned int cpu) +static void prepare_cold_cpu(unsigned int cpu) { int ret; ret = scm_set_boot_addr(virt_to_phys(msm_secondary_startup), @@ -73,7 +73,7 @@ static __cpuinit void prepare_cold_cpu(unsigned int cpu) "address\n"); } -static int __cpuinit msm_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int msm_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; static int cold_boot_done; diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c index b6418fd5fe0..8697cfc0d0b 100644 --- a/arch/arm/mach-msm/timer.c +++ b/arch/arm/mach-msm/timer.c @@ -139,7 +139,7 @@ static struct clocksource msm_clocksource = { }; #ifdef CONFIG_LOCAL_TIMERS -static int __cpuinit msm_local_timer_setup(struct clock_event_device *evt) +static int msm_local_timer_setup(struct clock_event_device *evt) { /* Use existing clock_event for cpu 0 */ if (!smp_processor_id()) @@ -164,7 +164,7 @@ static void msm_local_timer_stop(struct clock_event_device *evt) disable_percpu_irq(evt->irq); } -static struct local_timer_ops msm_local_timer_ops __cpuinitdata = { +static struct local_timer_ops msm_local_timer_ops = { .setup = msm_local_timer_setup, .stop = msm_local_timer_stop, }; diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c index dc26a654c49..445e553f4a2 100644 --- a/arch/arm/mach-mv78xx0/pcie.c +++ b/arch/arm/mach-mv78xx0/pcie.c @@ -18,6 +18,11 @@ #include <mach/mv78xx0.h> #include "common.h" +#define MV78XX0_MBUS_PCIE_MEM_TARGET(port, lane) ((port) ? 8 : 4) +#define MV78XX0_MBUS_PCIE_MEM_ATTR(port, lane) (0xf8 & ~(0x10 << (lane))) +#define MV78XX0_MBUS_PCIE_IO_TARGET(port, lane) ((port) ? 8 : 4) +#define MV78XX0_MBUS_PCIE_IO_ATTR(port, lane) (0xf0 & ~(0x10 << (lane))) + struct pcie_port { u8 maj; u8 min; @@ -71,7 +76,6 @@ static void __init mv78xx0_pcie_preinit(void) start = MV78XX0_PCIE_MEM_PHYS_BASE; for (i = 0; i < num_pcie_ports; i++) { struct pcie_port *pp = pcie_port + i; - char winname[MVEBU_MBUS_MAX_WINNAME_SZ]; snprintf(pp->mem_space_name, sizeof(pp->mem_space_name), "PCIe %d.%d MEM", pp->maj, pp->min); @@ -85,17 +89,12 @@ static void __init mv78xx0_pcie_preinit(void) if (request_resource(&iomem_resource, &pp->res)) panic("can't allocate PCIe MEM sub-space"); - snprintf(winname, sizeof(winname), "pcie%d.%d", - pp->maj, pp->min); - - mvebu_mbus_add_window_remap_flags(winname, - pp->res.start, - resource_size(&pp->res), - MVEBU_MBUS_NO_REMAP, - MVEBU_MBUS_PCI_MEM); - mvebu_mbus_add_window_remap_flags(winname, - i * SZ_64K, SZ_64K, - 0, MVEBU_MBUS_PCI_IO); + mvebu_mbus_add_window_by_id(MV78XX0_MBUS_PCIE_MEM_TARGET(pp->maj, pp->min), + MV78XX0_MBUS_PCIE_MEM_ATTR(pp->maj, pp->min), + pp->res.start, resource_size(&pp->res)); + mvebu_mbus_add_window_remap_by_id(MV78XX0_MBUS_PCIE_IO_TARGET(pp->maj, pp->min), + MV78XX0_MBUS_PCIE_IO_ATTR(pp->maj, pp->min), + i * SZ_64K, SZ_64K, 0); } } diff --git a/arch/arm/mach-mvebu/armada-370-xp.c b/arch/arm/mach-mvebu/armada-370-xp.c index 97cbb802191..829b5730632 100644 --- a/arch/arm/mach-mvebu/armada-370-xp.c +++ b/arch/arm/mach-mvebu/armada-370-xp.c @@ -34,44 +34,12 @@ static void __init armada_370_xp_map_io(void) debug_ll_io_init(); } -/* - * This initialization will be replaced by a DT-based - * initialization once the mvebu-mbus driver gains DT support. - */ - -#define ARMADA_370_XP_MBUS_WINS_OFFS 0x20000 -#define ARMADA_370_XP_MBUS_WINS_SIZE 0x100 -#define ARMADA_370_XP_SDRAM_WINS_OFFS 0x20180 -#define ARMADA_370_XP_SDRAM_WINS_SIZE 0x20 - -static void __init armada_370_xp_mbus_init(void) -{ - char *mbus_soc_name; - struct device_node *dn; - const __be32 mbus_wins_offs = cpu_to_be32(ARMADA_370_XP_MBUS_WINS_OFFS); - const __be32 sdram_wins_offs = cpu_to_be32(ARMADA_370_XP_SDRAM_WINS_OFFS); - - if (of_machine_is_compatible("marvell,armada370")) - mbus_soc_name = "marvell,armada370-mbus"; - else - mbus_soc_name = "marvell,armadaxp-mbus"; - - dn = of_find_node_by_name(NULL, "internal-regs"); - BUG_ON(!dn); - - mvebu_mbus_init(mbus_soc_name, - of_translate_address(dn, &mbus_wins_offs), - ARMADA_370_XP_MBUS_WINS_SIZE, - of_translate_address(dn, &sdram_wins_offs), - ARMADA_370_XP_SDRAM_WINS_SIZE); -} - static void __init armada_370_xp_timer_and_clk_init(void) { of_clk_init(NULL); armada_370_xp_timer_init(); coherency_init(); - armada_370_xp_mbus_init(); + BUG_ON(mvebu_mbus_dt_init()); #ifdef CONFIG_CACHE_L2X0 l2x0_of_init(0, ~0UL); #endif diff --git a/arch/arm/mach-mvebu/coherency.c b/arch/arm/mach-mvebu/coherency.c index be117591f7f..4c24303ec48 100644 --- a/arch/arm/mach-mvebu/coherency.c +++ b/arch/arm/mach-mvebu/coherency.c @@ -28,7 +28,7 @@ #include <asm/cacheflush.h> #include "armada-370-xp.h" -unsigned long __cpuinitdata coherency_phys_base; +unsigned long coherency_phys_base; static void __iomem *coherency_base; static void __iomem *coherency_cpu_base; diff --git a/arch/arm/mach-mvebu/headsmp.S b/arch/arm/mach-mvebu/headsmp.S index 7147300c8af..8a1b0c96e9e 100644 --- a/arch/arm/mach-mvebu/headsmp.S +++ b/arch/arm/mach-mvebu/headsmp.S @@ -21,8 +21,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - /* * Armada XP specific entry point for secondary CPUs. * We add the CPU to the coherency fabric and then jump to secondary diff --git a/arch/arm/mach-mvebu/platsmp.c b/arch/arm/mach-mvebu/platsmp.c index 93f2f3ab45f..c6b00fce6d8 100644 --- a/arch/arm/mach-mvebu/platsmp.c +++ b/arch/arm/mach-mvebu/platsmp.c @@ -21,6 +21,7 @@ #include <linux/smp.h> #include <linux/clk.h> #include <linux/of.h> +#include <linux/of_address.h> #include <linux/mbus.h> #include <asm/cacheflush.h> #include <asm/smp_plat.h> @@ -29,6 +30,9 @@ #include "pmsu.h" #include "coherency.h" +#define AXP_BOOTROM_BASE 0xfff00000 +#define AXP_BOOTROM_SIZE 0x100000 + void __init set_secondary_cpus_clock(void) { int thiscpu; @@ -71,13 +75,12 @@ void __init set_secondary_cpus_clock(void) } } -static void __cpuinit armada_xp_secondary_init(unsigned int cpu) +static void armada_xp_secondary_init(unsigned int cpu) { armada_xp_mpic_smp_cpu_init(); } -static int __cpuinit armada_xp_boot_secondary(unsigned int cpu, - struct task_struct *idle) +static int armada_xp_boot_secondary(unsigned int cpu, struct task_struct *idle) { pr_info("Booting CPU %d\n", cpu); @@ -115,10 +118,29 @@ static void __init armada_xp_smp_init_cpus(void) void __init armada_xp_smp_prepare_cpus(unsigned int max_cpus) { + struct device_node *node; + struct resource res; + int err; + set_secondary_cpus_clock(); flush_cache_all(); set_cpu_coherent(cpu_logical_map(smp_processor_id()), 0); - mvebu_mbus_add_window("bootrom", 0xfff00000, SZ_1M); + + /* + * In order to boot the secondary CPUs we need to ensure + * the bootROM is mapped at the correct address. + */ + node = of_find_compatible_node(NULL, NULL, "marvell,bootrom"); + if (!node) + panic("Cannot find 'marvell,bootrom' compatible node"); + + err = of_address_to_resource(node, 0, &res); + if (err < 0) + panic("Cannot get 'bootrom' node address"); + + if (res.start != AXP_BOOTROM_BASE || + resource_size(&res) != AXP_BOOTROM_SIZE) + panic("The address for the BootROM is incorrect"); } struct smp_operations armada_xp_smp_ops __initdata = { diff --git a/arch/arm/mach-omap1/include/mach/soc.h b/arch/arm/mach-omap1/include/mach/soc.h index 6cf9c1cc2be..612bd1cc257 100644 --- a/arch/arm/mach-omap1/include/mach/soc.h +++ b/arch/arm/mach-omap1/include/mach/soc.h @@ -195,6 +195,7 @@ IS_OMAP_TYPE(1710, 0x1710) #define cpu_is_omap34xx() 0 #define cpu_is_omap44xx() 0 #define soc_is_omap54xx() 0 +#define soc_is_dra7xx() 0 #define soc_is_am33xx() 0 #define cpu_class_is_omap1() 1 #define cpu_class_is_omap2() 0 diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 627fa7e41fb..740f41b08b7 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -62,7 +62,7 @@ config SOC_OMAP5 select HAVE_SMP select COMMON_CLK select HAVE_ARM_ARCH_TIMER - select ARM_ERRATA_798181 + select ARM_ERRATA_798181 if SMP config SOC_AM33XX bool "AM33XX support" @@ -118,7 +118,7 @@ config ARCH_OMAP2PLUS_TYPICAL select I2C select I2C_OMAP select MENELAUS if ARCH_OMAP2 - select NEON if ARCH_OMAP3 || ARCH_OMAP4 || SOC_OMAP5 + select NEON if CPU_V7 select PM_RUNTIME select REGULATOR select TWL4030_CORE if ARCH_OMAP3 || ARCH_OMAP4 @@ -132,9 +132,17 @@ config SOC_HAS_OMAP2_SDRC config SOC_HAS_REALTIME_COUNTER bool "Real time free running counter" - depends on SOC_OMAP5 + depends on SOC_OMAP5 || SOC_DRA7XX default y +config SOC_DRA7XX + bool "TI DRA7XX" + select ARM_ARCH_TIMER + select CPU_V7 + select ARM_GIC + select HAVE_SMP + select COMMON_CLK + comment "OMAP Core Type" depends on ARCH_OMAP2 diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index d4f671547c3..cc36bfe104f 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -23,6 +23,7 @@ obj-$(CONFIG_ARCH_OMAP4) += prm44xx.o $(hwmod-common) $(secure-common) obj-$(CONFIG_SOC_AM33XX) += irq.o $(hwmod-common) obj-$(CONFIG_SOC_OMAP5) += prm44xx.o $(hwmod-common) $(secure-common) obj-$(CONFIG_SOC_AM43XX) += $(hwmod-common) $(secure-common) +obj-$(CONFIG_SOC_DRA7XX) += prm44xx.o $(hwmod-common) $(secure-common) ifneq ($(CONFIG_SND_OMAP_SOC_MCBSP),) obj-y += mcbsp.o @@ -39,6 +40,7 @@ omap-4-5-common = omap4-common.o omap-wakeupgen.o obj-$(CONFIG_ARCH_OMAP4) += $(omap-4-5-common) $(smp-y) sleep44xx.o obj-$(CONFIG_SOC_OMAP5) += $(omap-4-5-common) $(smp-y) sleep44xx.o obj-$(CONFIG_SOC_AM43XX) += $(omap-4-5-common) +obj-$(CONFIG_SOC_DRA7XX) += $(omap-4-5-common) $(smp-y) plus_sec := $(call as-instr,.arch_extension sec,+sec) AFLAGS_omap-headsmp.o :=-Wa,-march=armv7-a$(plus_sec) @@ -87,6 +89,7 @@ obj-$(CONFIG_ARCH_OMAP2) += sleep24xx.o obj-$(CONFIG_ARCH_OMAP3) += pm34xx.o sleep34xx.o obj-$(CONFIG_ARCH_OMAP4) += pm44xx.o omap-mpuss-lowpower.o obj-$(CONFIG_SOC_OMAP5) += omap-mpuss-lowpower.o +obj-$(CONFIG_SOC_DRA7XX) += omap-mpuss-lowpower.o obj-$(CONFIG_PM_DEBUG) += pm-debug.o obj-$(CONFIG_POWER_AVS_OMAP) += sr_device.o @@ -114,6 +117,7 @@ omap-prcm-4-5-common = cminst44xx.o cm44xx.o prm44xx.o \ vc44xx_data.o vp44xx_data.o obj-$(CONFIG_ARCH_OMAP4) += $(omap-prcm-4-5-common) obj-$(CONFIG_SOC_OMAP5) += $(omap-prcm-4-5-common) +obj-$(CONFIG_SOC_DRA7XX) += $(omap-prcm-4-5-common) # OMAP voltage domains voltagedomain-common := voltage.o vc.o vp.o @@ -143,6 +147,7 @@ obj-$(CONFIG_SOC_AM33XX) += powerdomains33xx_data.o obj-$(CONFIG_SOC_AM43XX) += $(powerdomain-common) obj-$(CONFIG_SOC_OMAP5) += $(powerdomain-common) obj-$(CONFIG_SOC_OMAP5) += powerdomains54xx_data.o +obj-$(CONFIG_SOC_DRA7XX) += $(powerdomain-common) # PRCM clockdomain control clockdomain-common += clockdomain.o @@ -160,6 +165,7 @@ obj-$(CONFIG_SOC_AM33XX) += clockdomains33xx_data.o obj-$(CONFIG_SOC_AM43XX) += $(clockdomain-common) obj-$(CONFIG_SOC_OMAP5) += $(clockdomain-common) obj-$(CONFIG_SOC_OMAP5) += clockdomains54xx_data.o +obj-$(CONFIG_SOC_DRA7XX) += $(clockdomain-common) # Clock framework obj-$(CONFIG_ARCH_OMAP2) += $(clock-common) clock2xxx.o diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index e5fbfed69aa..b89e55ba2c1 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -15,6 +15,7 @@ #include <linux/of_irq.h> #include <linux/of_platform.h> #include <linux/irqdomain.h> +#include <linux/clk.h> #include <asm/mach/arch.h> @@ -35,6 +36,21 @@ static struct of_device_id omap_dt_match_table[] __initdata = { { } }; +/* + * Create alias for USB host PHY clock. + * Remove this when clock phandle can be provided via DT + */ +static void __init legacy_init_ehci_clk(char *clkname) +{ + int ret; + + ret = clk_add_alias("main_clk", NULL, clkname, NULL); + if (ret) { + pr_err("%s:Failed to add main_clk alias to %s :%d\n", + __func__, clkname, ret); + } +} + static void __init omap_generic_init(void) { omap_sdrc_init(NULL, NULL); @@ -45,10 +61,15 @@ static void __init omap_generic_init(void) * HACK: call display setup code for selected boards to enable omapdss. * This will be removed when omapdss supports DT. */ - if (of_machine_is_compatible("ti,omap4-panda")) + if (of_machine_is_compatible("ti,omap4-panda")) { omap4_panda_display_init_of(); + legacy_init_ehci_clk("auxclk3_ck"); + + } else if (of_machine_is_compatible("ti,omap4-sdp")) omap_4430sdp_display_init_of(); + else if (of_machine_is_compatible("ti,omap5-uevm")) + legacy_init_ehci_clk("auxclk1_ck"); } #ifdef CONFIG_SOC_OMAP2420 @@ -201,3 +222,21 @@ DT_MACHINE_START(AM43_DT, "Generic AM43 (Flattened Device Tree)") .dt_compat = am43_boards_compat, MACHINE_END #endif + +#ifdef CONFIG_SOC_DRA7XX +static const char *dra7xx_boards_compat[] __initdata = { + "ti,dra7", + NULL, +}; + +DT_MACHINE_START(DRA7XX_DT, "Generic DRA7XX (Flattened Device Tree)") + .reserve = omap_reserve, + .smp = smp_ops(omap4_smp_ops), + .map_io = omap5_map_io, + .init_early = dra7xx_init_early, + .init_irq = omap_gic_of_init, + .init_machine = omap_generic_init, + .init_time = omap5_realtime_timer_init, + .dt_compat = dra7xx_boards_compat, +MACHINE_END +#endif diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index dfcc182ecff..4a5684b9649 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -110,6 +110,7 @@ void omap3630_init_late(void); void am35xx_init_late(void); void ti81xx_init_late(void); int omap2_common_pm_late_init(void); +void dra7xx_init_early(void); #ifdef CONFIG_SOC_BUS void omap_soc_device_init(void); diff --git a/arch/arm/mach-omap2/dss-common.c b/arch/arm/mach-omap2/dss-common.c index 393aeefaebb..043e5705f2a 100644 --- a/arch/arm/mach-omap2/dss-common.c +++ b/arch/arm/mach-omap2/dss-common.c @@ -42,7 +42,7 @@ /* Using generic display panel */ static struct tfp410_platform_data omap4_dvi_panel = { - .i2c_bus_num = 3, + .i2c_bus_num = 2, .power_down_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO, }; diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 2dc62a25f2c..0289adcb6ef 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -61,7 +61,7 @@ int omap_type(void) val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS); } else if (cpu_is_omap44xx()) { val = omap_ctrl_readl(OMAP4_CTRL_MODULE_CORE_STATUS); - } else if (soc_is_omap54xx()) { + } else if (soc_is_omap54xx() || soc_is_dra7xx()) { val = omap_ctrl_readl(OMAP5XXX_CONTROL_STATUS); val &= OMAP5_DEVICETYPE_MASK; val >>= 6; @@ -116,7 +116,7 @@ static u16 tap_prod_id; void omap_get_die_id(struct omap_die_id *odi) { - if (cpu_is_omap44xx() || soc_is_omap54xx()) { + if (cpu_is_omap44xx() || soc_is_omap54xx() || soc_is_dra7xx()) { odi->id_0 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_0); odi->id_1 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_1); odi->id_2 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_2); diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 4a3f06f0285..3656b8009a1 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -251,7 +251,7 @@ static struct map_desc omap44xx_io_desc[] __initdata = { }; #endif -#ifdef CONFIG_SOC_OMAP5 +#if defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX) static struct map_desc omap54xx_io_desc[] __initdata = { { .virtual = L3_54XX_VIRT, @@ -333,7 +333,7 @@ void __init omap4_map_io(void) } #endif -#ifdef CONFIG_SOC_OMAP5 +#if defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX) void __init omap5_map_io(void) { iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc)); @@ -653,6 +653,22 @@ void __init omap5_init_early(void) } #endif +#ifdef CONFIG_SOC_DRA7XX +void __init dra7xx_init_early(void) +{ + omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE)); + omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE), + OMAP2_L4_IO_ADDRESS(DRA7XX_CTRL_BASE)); + omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRM_BASE)); + omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(DRA7XX_CM_CORE_AON_BASE), + OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_BASE)); + omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE)); + omap_prm_base_init(); + omap_cm_base_init(); +} +#endif + + void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1) { diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S index 4ea30811416..75e92952c18 100644 --- a/arch/arm/mach-omap2/omap-headsmp.S +++ b/arch/arm/mach-omap2/omap-headsmp.S @@ -20,8 +20,6 @@ #include "omap44xx.h" - __CPUINIT - /* Physical address needed since MMU not enabled yet on secondary core */ #define AUX_CORE_BOOT0_PA 0x48281800 diff --git a/arch/arm/mach-omap2/omap-mpuss-lowpower.c b/arch/arm/mach-omap2/omap-mpuss-lowpower.c index f993a418870..f991016e2a6 100644 --- a/arch/arm/mach-omap2/omap-mpuss-lowpower.c +++ b/arch/arm/mach-omap2/omap-mpuss-lowpower.c @@ -291,7 +291,7 @@ int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state) * @cpu : CPU ID * @power_state: CPU low power state. */ -int __cpuinit omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state) +int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state) { struct omap4_cpu_pm_info *pm_info = &per_cpu(omap4_pm_info, cpu); unsigned int cpu_state = 0; diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index 98a11463a84..8708b2a9da4 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -51,7 +51,7 @@ void __iomem *omap4_get_scu_base(void) return scu_base; } -static void __cpuinit omap4_secondary_init(unsigned int cpu) +static void omap4_secondary_init(unsigned int cpu) { /* * Configure ACTRL and enable NS SMP bit access on CPU1 on HS device. @@ -72,7 +72,7 @@ static void __cpuinit omap4_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static int __cpuinit omap4_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int omap4_boot_secondary(unsigned int cpu, struct task_struct *idle) { static struct clockdomain *cpu1_clkdm; static bool booted; diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index f8bb3b9b6a7..813c61558a5 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -323,8 +323,8 @@ static void irq_save_secure_context(void) #endif #ifdef CONFIG_HOTPLUG_CPU -static int __cpuinit irq_cpu_hotplug_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int irq_cpu_hotplug_notify(struct notifier_block *self, + unsigned long action, void *hcpu) { unsigned int cpu = (unsigned int)hcpu; diff --git a/arch/arm/mach-omap2/omap54xx.h b/arch/arm/mach-omap2/omap54xx.h index a086ba15868..2d35c570940 100644 --- a/arch/arm/mach-omap2/omap54xx.h +++ b/arch/arm/mach-omap2/omap54xx.h @@ -30,4 +30,8 @@ #define OMAP54XX_CTRL_BASE 0x4a002800 #define OMAP54XX_SAR_RAM_BASE 0x4ae26000 +#define DRA7XX_CM_CORE_AON_BASE 0x4a005000 +#define DRA7XX_CTRL_BASE 0x4a003400 +#define DRA7XX_TAP_BASE 0x4ae0c000 + #endif /* __ASM_SOC_OMAP555554XX_H */ diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c index 5cc92874be7..f99f68e1e85 100644 --- a/arch/arm/mach-omap2/omap_device.c +++ b/arch/arm/mach-omap2/omap_device.c @@ -129,6 +129,7 @@ static int omap_device_build_from_dt(struct platform_device *pdev) struct device_node *node = pdev->dev.of_node; const char *oh_name; int oh_cnt, i, ret = 0; + bool device_active = false; oh_cnt = of_property_count_strings(node, "ti,hwmods"); if (oh_cnt <= 0) { @@ -152,6 +153,8 @@ static int omap_device_build_from_dt(struct platform_device *pdev) goto odbfd_exit1; } hwmods[i] = oh; + if (oh->flags & HWMOD_INIT_NO_IDLE) + device_active = true; } od = omap_device_alloc(pdev, hwmods, oh_cnt); @@ -172,6 +175,11 @@ static int omap_device_build_from_dt(struct platform_device *pdev) pdev->dev.pm_domain = &omap_device_pm_domain; + if (device_active) { + omap_device_enable(pdev); + pm_runtime_set_active(&pdev->dev); + } + odbfd_exit1: kfree(hwmods); odbfd_exit: @@ -842,6 +850,7 @@ static int __init omap_device_late_idle(struct device *dev, void *data) { struct platform_device *pdev = to_platform_device(dev); struct omap_device *od = to_omap_device(pdev); + int i; if (!od) return 0; @@ -850,6 +859,15 @@ static int __init omap_device_late_idle(struct device *dev, void *data) * If omap_device state is enabled, but has no driver bound, * idle it. */ + + /* + * Some devices (like memory controllers) are always kept + * enabled, and should not be idled even with no drivers. + */ + for (i = 0; i < od->hwmods_cnt; i++) + if (od->hwmods[i]->flags & HWMOD_INIT_NO_IDLE) + return 0; + if (od->_driver_status != BUS_NOTIFY_BOUND_DRIVER) { if (od->_state == OMAP_DEVICE_STATE_ENABLED) { dev_warn(dev, "%s: enabled but no driver. Idling\n", diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 7341eff63f5..b4ecd2c7db8 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -2386,7 +2386,7 @@ static void __init _init_mpu_rt_base(struct omap_hwmod *oh, void *data) np = of_dev_hwmod_lookup(of_find_node_by_name(NULL, "ocp"), oh); if (np) - va_start = of_iomap(np, 0); + va_start = of_iomap(np, oh->mpu_rt_idx); } else { va_start = ioremap(mem->pa_start, mem->pa_end - mem->pa_start); } @@ -4113,7 +4113,7 @@ void __init omap_hwmod_init(void) soc_ops.assert_hardreset = _omap2_assert_hardreset; soc_ops.deassert_hardreset = _omap2_deassert_hardreset; soc_ops.is_hardreset_asserted = _omap2_is_hardreset_asserted; - } else if (cpu_is_omap44xx() || soc_is_omap54xx()) { + } else if (cpu_is_omap44xx() || soc_is_omap54xx() || soc_is_dra7xx()) { soc_ops.enable_module = _omap4_enable_module; soc_ops.disable_module = _omap4_disable_module; soc_ops.wait_target_ready = _omap4_wait_target_ready; diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h index aab33fd814c..e1482a9b3bc 100644 --- a/arch/arm/mach-omap2/omap_hwmod.h +++ b/arch/arm/mach-omap2/omap_hwmod.h @@ -95,6 +95,54 @@ extern struct omap_hwmod_sysc_fields omap_hwmod_sysc_type3; #define MODULEMODE_HWCTRL 1 #define MODULEMODE_SWCTRL 2 +#define DEBUG_OMAP2UART1_FLAGS 0 +#define DEBUG_OMAP2UART2_FLAGS 0 +#define DEBUG_OMAP2UART3_FLAGS 0 +#define DEBUG_OMAP3UART3_FLAGS 0 +#define DEBUG_OMAP3UART4_FLAGS 0 +#define DEBUG_OMAP4UART3_FLAGS 0 +#define DEBUG_OMAP4UART4_FLAGS 0 +#define DEBUG_TI81XXUART1_FLAGS 0 +#define DEBUG_TI81XXUART2_FLAGS 0 +#define DEBUG_TI81XXUART3_FLAGS 0 +#define DEBUG_AM33XXUART1_FLAGS 0 + +#define DEBUG_OMAPUART_FLAGS (HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET) + +#if defined(CONFIG_DEBUG_OMAP2UART1) +#undef DEBUG_OMAP2UART1_FLAGS +#define DEBUG_OMAP2UART1_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP2UART2) +#undef DEBUG_OMAP2UART2_FLAGS +#define DEBUG_OMAP2UART2_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP2UART3) +#undef DEBUG_OMAP2UART3_FLAGS +#define DEBUG_OMAP2UART3_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP3UART3) +#undef DEBUG_OMAP3UART3_FLAGS +#define DEBUG_OMAP3UART3_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP3UART4) +#undef DEBUG_OMAP3UART4_FLAGS +#define DEBUG_OMAP3UART4_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP4UART3) +#undef DEBUG_OMAP4UART3_FLAGS +#define DEBUG_OMAP4UART3_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_OMAP4UART4) +#undef DEBUG_OMAP4UART4_FLAGS +#define DEBUG_OMAP4UART4_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_TI81XXUART1) +#undef DEBUG_TI81XXUART1_FLAGS +#define DEBUG_TI81XXUART1_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_TI81XXUART2) +#undef DEBUG_TI81XXUART2_FLAGS +#define DEBUG_TI81XXUART2_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_TI81XXUART3) +#undef DEBUG_TI81XXUART3_FLAGS +#define DEBUG_TI81XXUART3_FLAGS DEBUG_OMAPUART_FLAGS +#elif defined(CONFIG_DEBUG_AM33XXUART1) +#undef DEBUG_AM33XXUART1_FLAGS +#define DEBUG_AM33XXUART1_FLAGS DEBUG_OMAPUART_FLAGS +#endif /** * struct omap_hwmod_mux_info - hwmod specific mux configuration @@ -568,6 +616,7 @@ struct omap_hwmod_link { * @voltdm: pointer to voltage domain (filled in at runtime) * @dev_attr: arbitrary device attributes that can be passed to the driver * @_sysc_cache: internal-use hwmod flags + * @mpu_rt_idx: index of device address space for register target (for DT boot) * @_mpu_rt_va: cached register target start address (internal use) * @_mpu_port: cached MPU register target slave (internal use) * @opt_clks_cnt: number of @opt_clks @@ -617,6 +666,7 @@ struct omap_hwmod { struct list_head node; struct omap_hwmod_ocp_if *_mpu_port; u16 flags; + u8 mpu_rt_idx; u8 response_lat; u8 rst_lines_cnt; u8 opt_clks_cnt; diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c index d05fc7b5456..56cebb05509 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c @@ -512,7 +512,7 @@ struct omap_hwmod omap2xxx_uart1_hwmod = { .mpu_irqs = omap2_uart1_mpu_irqs, .sdma_reqs = omap2_uart1_sdma_reqs, .main_clk = "uart1_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP2UART1_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, @@ -532,7 +532,7 @@ struct omap_hwmod omap2xxx_uart2_hwmod = { .mpu_irqs = omap2_uart2_mpu_irqs, .sdma_reqs = omap2_uart2_sdma_reqs, .main_clk = "uart2_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP2UART2_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, @@ -552,7 +552,7 @@ struct omap_hwmod omap2xxx_uart3_hwmod = { .mpu_irqs = omap2_uart3_mpu_irqs, .sdma_reqs = omap2_uart3_sdma_reqs, .main_clk = "uart3_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP2UART3_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c index 28bbd56346a..eb2f3b93b51 100644 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c @@ -562,6 +562,7 @@ static struct omap_hwmod am33xx_cpgmac0_hwmod = { .clkdm_name = "cpsw_125mhz_clkdm", .flags = (HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY), .main_clk = "cpsw_125mhz_gclk", + .mpu_rt_idx = 1, .prcm = { .omap4 = { .clkctrl_offs = AM33XX_CM_PER_CPGMAC0_CLKCTRL_OFFSET, @@ -1512,7 +1513,7 @@ static struct omap_hwmod am33xx_uart1_hwmod = { .name = "uart1", .class = &uart_class, .clkdm_name = "l4_wkup_clkdm", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_AM33XXUART1_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .main_clk = "dpll_per_m2_div4_wkupdm_ck", .prcm = { .omap4 = { diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index f7a3df2fb57..0c3a427da54 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -490,7 +490,7 @@ static struct omap_hwmod omap3xxx_uart1_hwmod = { .mpu_irqs = omap2_uart1_mpu_irqs, .sdma_reqs = omap2_uart1_sdma_reqs, .main_clk = "uart1_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_TI81XXUART1_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, @@ -509,7 +509,7 @@ static struct omap_hwmod omap3xxx_uart2_hwmod = { .mpu_irqs = omap2_uart2_mpu_irqs, .sdma_reqs = omap2_uart2_sdma_reqs, .main_clk = "uart2_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_TI81XXUART2_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = CORE_MOD, @@ -528,7 +528,8 @@ static struct omap_hwmod omap3xxx_uart3_hwmod = { .mpu_irqs = omap2_uart3_mpu_irqs, .sdma_reqs = omap2_uart3_sdma_reqs, .main_clk = "uart3_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP3UART3_FLAGS | DEBUG_TI81XXUART3_FLAGS | + HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = OMAP3430_PER_MOD, @@ -558,7 +559,7 @@ static struct omap_hwmod omap36xx_uart4_hwmod = { .mpu_irqs = uart4_mpu_irqs, .sdma_reqs = uart4_sdma_reqs, .main_clk = "uart4_fck", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP3UART4_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .prcm = { .omap2 = { .module_offs = OMAP3430_PER_MOD, diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index d04b5e60fdb..9c3b504477d 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -2858,8 +2858,7 @@ static struct omap_hwmod omap44xx_uart3_hwmod = { .name = "uart3", .class = &omap44xx_uart_hwmod_class, .clkdm_name = "l4_per_clkdm", - .flags = HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET | - HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP4UART3_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .main_clk = "func_48m_fclk", .prcm = { .omap4 = { @@ -2875,7 +2874,7 @@ static struct omap_hwmod omap44xx_uart4_hwmod = { .name = "uart4", .class = &omap44xx_uart_hwmod_class, .clkdm_name = "l4_per_clkdm", - .flags = HWMOD_SWSUP_SIDLE_ACT, + .flags = DEBUG_OMAP4UART4_FLAGS | HWMOD_SWSUP_SIDLE_ACT, .main_clk = "func_48m_fclk", .prcm = { .omap4 = { diff --git a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c index f37ae96b70a..3c70f5c1860 100644 --- a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c @@ -1375,7 +1375,7 @@ static struct omap_hwmod omap54xx_uart3_hwmod = { .name = "uart3", .class = &omap54xx_uart_hwmod_class, .clkdm_name = "l4per_clkdm", - .flags = HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET, + .flags = DEBUG_OMAP4UART3_FLAGS, .main_clk = "func_48m_fclk", .prcm = { .omap4 = { @@ -1391,6 +1391,7 @@ static struct omap_hwmod omap54xx_uart4_hwmod = { .name = "uart4", .class = &omap54xx_uart_hwmod_class, .clkdm_name = "l4per_clkdm", + .flags = DEBUG_OMAP4UART4_FLAGS, .main_clk = "func_48m_fclk", .prcm = { .omap4 = { diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 3a674de6cb6..a388f8c1bcb 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -208,17 +208,6 @@ static int __init omap_serial_early_init(void) pr_info("%s used as console in debug mode: uart%d clocks will not be gated", uart_name, uart->num); } - - /* - * omap-uart can be used for earlyprintk logs - * So if omap-uart is used as console then prevent - * uart reset and idle to get logs from omap-uart - * until uart console driver is available to take - * care for console messages. - * Idling or resetting omap-uart while printing logs - * early boot logs can stall the boot-up. - */ - oh->flags |= HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET; } } while (1); diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h index 8c616e436bc..4588df1447e 100644 --- a/arch/arm/mach-omap2/soc.h +++ b/arch/arm/mach-omap2/soc.h @@ -8,6 +8,7 @@ * Written by Tony Lindgren <tony.lindgren@nokia.com> * * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> + * Added DRA7xxx specific defines - Sricharan R<r.sricharan@ti.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -35,6 +36,7 @@ #ifndef __ASSEMBLY__ #include <linux/bitops.h> +#include <linux/of.h> /* * Test if multicore OMAP support is needed @@ -105,6 +107,15 @@ # endif #endif +#ifdef CONFIG_SOC_DRA7XX +# ifdef OMAP_NAME +# undef MULTI_OMAP2 +# define MULTI_OMAP2 +# else +# define OMAP_NAME DRA7XX +# endif +#endif + /* * Omap device type i.e. EMU/HS/TST/GP/BAD */ @@ -233,6 +244,7 @@ IS_AM_SUBCLASS(437x, 0x437) #define cpu_is_omap447x() 0 #define soc_is_omap54xx() 0 #define soc_is_omap543x() 0 +#define soc_is_dra7xx() 0 #if defined(MULTI_OMAP2) # if defined(CONFIG_ARCH_OMAP2) @@ -379,6 +391,11 @@ IS_OMAP_TYPE(3430, 0x3430) # define soc_is_omap543x() is_omap543x() #endif +#if defined(CONFIG_SOC_DRA7XX) +#undef soc_is_dra7xx +#define soc_is_dra7xx() (of_machine_is_compatible("ti,dra7")) +#endif + /* Various silicon revisions for omap2 */ #define OMAP242X_CLASS 0x24200024 #define OMAP2420_REV_ES1_0 OMAP242X_CLASS diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index b37e1fcbad5..1e77f11c5f5 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -594,7 +594,8 @@ OMAP_SYS_GP_TIMER_INIT(3, 2, "timer_sys_ck", NULL, 1, "timer_sys_ck", "ti,timer-alwon"); #endif -#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) +#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \ + defined(CONFIG_SOC_DRA7XX) static OMAP_SYS_32K_TIMER_INIT(4, 1, "timer_32k_ck", "ti,timer-alwon", 2, "sys_clkin_ck", NULL); #endif diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c index b41599f98a8..91a5852b44f 100644 --- a/arch/arm/mach-orion5x/common.c +++ b/arch/arm/mach-orion5x/common.c @@ -174,8 +174,10 @@ void __init orion5x_xor_init(void) ****************************************************************************/ static void __init orion5x_crypto_init(void) { - mvebu_mbus_add_window("sram", ORION5X_SRAM_PHYS_BASE, - ORION5X_SRAM_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_SRAM_TARGET, + ORION_MBUS_SRAM_ATTR, + ORION5X_SRAM_PHYS_BASE, + ORION5X_SRAM_SIZE); orion_crypto_init(ORION5X_CRYPTO_PHYS_BASE, ORION5X_SRAM_PHYS_BASE, SZ_8K, IRQ_ORION5X_CESA); } @@ -222,22 +224,24 @@ void orion5x_setup_wins(void) * The PCIe windows will no longer be statically allocated * here once Orion5x is migrated to the pci-mvebu driver. */ - mvebu_mbus_add_window_remap_flags("pcie0.0", ORION5X_PCIE_IO_PHYS_BASE, + mvebu_mbus_add_window_remap_by_id(ORION_MBUS_PCIE_IO_TARGET, + ORION_MBUS_PCIE_IO_ATTR, + ORION5X_PCIE_IO_PHYS_BASE, ORION5X_PCIE_IO_SIZE, - ORION5X_PCIE_IO_BUS_BASE, - MVEBU_MBUS_PCI_IO); - mvebu_mbus_add_window_remap_flags("pcie0.0", ORION5X_PCIE_MEM_PHYS_BASE, - ORION5X_PCIE_MEM_SIZE, - MVEBU_MBUS_NO_REMAP, - MVEBU_MBUS_PCI_MEM); - mvebu_mbus_add_window_remap_flags("pci0.0", ORION5X_PCI_IO_PHYS_BASE, + ORION5X_PCIE_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(ORION_MBUS_PCIE_MEM_TARGET, + ORION_MBUS_PCIE_MEM_ATTR, + ORION5X_PCIE_MEM_PHYS_BASE, + ORION5X_PCIE_MEM_SIZE); + mvebu_mbus_add_window_remap_by_id(ORION_MBUS_PCI_IO_TARGET, + ORION_MBUS_PCI_IO_ATTR, + ORION5X_PCI_IO_PHYS_BASE, ORION5X_PCI_IO_SIZE, - ORION5X_PCI_IO_BUS_BASE, - MVEBU_MBUS_PCI_IO); - mvebu_mbus_add_window_remap_flags("pci0.0", ORION5X_PCI_MEM_PHYS_BASE, - ORION5X_PCI_MEM_SIZE, - MVEBU_MBUS_NO_REMAP, - MVEBU_MBUS_PCI_MEM); + ORION5X_PCI_IO_BUS_BASE); + mvebu_mbus_add_window_by_id(ORION_MBUS_PCI_MEM_TARGET, + ORION_MBUS_PCI_MEM_ATTR, + ORION5X_PCI_MEM_PHYS_BASE, + ORION5X_PCI_MEM_SIZE); } int orion5x_tclk; diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h index a909afb384f..f565f9944af 100644 --- a/arch/arm/mach-orion5x/common.h +++ b/arch/arm/mach-orion5x/common.h @@ -7,6 +7,23 @@ struct dsa_platform_data; struct mv643xx_eth_platform_data; struct mv_sata_platform_data; +#define ORION_MBUS_PCIE_MEM_TARGET 0x04 +#define ORION_MBUS_PCIE_MEM_ATTR 0x59 +#define ORION_MBUS_PCIE_IO_TARGET 0x04 +#define ORION_MBUS_PCIE_IO_ATTR 0x51 +#define ORION_MBUS_PCIE_WA_TARGET 0x04 +#define ORION_MBUS_PCIE_WA_ATTR 0x79 +#define ORION_MBUS_PCI_MEM_TARGET 0x03 +#define ORION_MBUS_PCI_MEM_ATTR 0x59 +#define ORION_MBUS_PCI_IO_TARGET 0x03 +#define ORION_MBUS_PCI_IO_ATTR 0x51 +#define ORION_MBUS_DEVBUS_BOOT_TARGET 0x01 +#define ORION_MBUS_DEVBUS_BOOT_ATTR 0x0f +#define ORION_MBUS_DEVBUS_TARGET(cs) 0x01 +#define ORION_MBUS_DEVBUS_ATTR(cs) (~(1 << cs)) +#define ORION_MBUS_SRAM_TARGET 0x00 +#define ORION_MBUS_SRAM_ATTR 0x00 + /* * Basic Orion init functions used early by machine-setup. */ diff --git a/arch/arm/mach-orion5x/d2net-setup.c b/arch/arm/mach-orion5x/d2net-setup.c index 16c88bbabc9..8f68b745c1d 100644 --- a/arch/arm/mach-orion5x/d2net-setup.c +++ b/arch/arm/mach-orion5x/d2net-setup.c @@ -317,8 +317,10 @@ static void __init d2net_init(void) d2net_sata_power_init(); orion5x_sata_init(&d2net_sata_data); - mvebu_mbus_add_window("devbus-boot", D2NET_NOR_BOOT_BASE, - D2NET_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + D2NET_NOR_BOOT_BASE, + D2NET_NOR_BOOT_SIZE); platform_device_register(&d2net_nor_flash); platform_device_register(&d2net_gpio_buttons); diff --git a/arch/arm/mach-orion5x/db88f5281-setup.c b/arch/arm/mach-orion5x/db88f5281-setup.c index 4e1263da38b..4b2aefd1d96 100644 --- a/arch/arm/mach-orion5x/db88f5281-setup.c +++ b/arch/arm/mach-orion5x/db88f5281-setup.c @@ -340,19 +340,27 @@ static void __init db88f5281_init(void) orion5x_uart0_init(); orion5x_uart1_init(); - mvebu_mbus_add_window("devbus-boot", DB88F5281_NOR_BOOT_BASE, - DB88F5281_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + DB88F5281_NOR_BOOT_BASE, + DB88F5281_NOR_BOOT_SIZE); platform_device_register(&db88f5281_boot_flash); - mvebu_mbus_add_window("devbus-cs0", DB88F5281_7SEG_BASE, - DB88F5281_7SEG_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(0), + ORION_MBUS_DEVBUS_ATTR(0), + DB88F5281_7SEG_BASE, + DB88F5281_7SEG_SIZE); - mvebu_mbus_add_window("devbus-cs1", DB88F5281_NOR_BASE, - DB88F5281_NOR_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(1), + ORION_MBUS_DEVBUS_ATTR(1), + DB88F5281_NOR_BASE, + DB88F5281_NOR_SIZE); platform_device_register(&db88f5281_nor_flash); - mvebu_mbus_add_window("devbus-cs2", DB88F5281_NAND_BASE, - DB88F5281_NAND_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(2), + ORION_MBUS_DEVBUS_ATTR(2), + DB88F5281_NAND_BASE, + DB88F5281_NAND_SIZE); platform_device_register(&db88f5281_nand_flash); i2c_register_board_info(0, &db88f5281_i2c_rtc, 1); diff --git a/arch/arm/mach-orion5x/dns323-setup.c b/arch/arm/mach-orion5x/dns323-setup.c index 9e6baf581ed..70974732cbf 100644 --- a/arch/arm/mach-orion5x/dns323-setup.c +++ b/arch/arm/mach-orion5x/dns323-setup.c @@ -611,8 +611,10 @@ static void __init dns323_init(void) /* setup flash mapping * CS3 holds a 8 MB Spansion S29GL064M90TFIR4 */ - mvebu_mbus_add_window("devbus-boot", DNS323_NOR_BOOT_BASE, - DNS323_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + DNS323_NOR_BOOT_BASE, + DNS323_NOR_BOOT_SIZE); platform_device_register(&dns323_nor_flash); /* Sort out LEDs, Buttons and i2c devices */ diff --git a/arch/arm/mach-orion5x/edmini_v2-setup.c b/arch/arm/mach-orion5x/edmini_v2-setup.c index 147615510dd..0fc33c56cbb 100644 --- a/arch/arm/mach-orion5x/edmini_v2-setup.c +++ b/arch/arm/mach-orion5x/edmini_v2-setup.c @@ -154,8 +154,10 @@ void __init edmini_v2_init(void) orion5x_ehci0_init(); orion5x_eth_init(&edmini_v2_eth_data); - mvebu_mbus_add_window("devbus-boot", EDMINI_V2_NOR_BOOT_BASE, - EDMINI_V2_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + EDMINI_V2_NOR_BOOT_BASE, + EDMINI_V2_NOR_BOOT_SIZE); platform_device_register(&edmini_v2_nor_flash); pr_notice("edmini_v2: USB device port, flash write and power-off " diff --git a/arch/arm/mach-orion5x/kurobox_pro-setup.c b/arch/arm/mach-orion5x/kurobox_pro-setup.c index aae10e4a917..fe6a48a325e 100644 --- a/arch/arm/mach-orion5x/kurobox_pro-setup.c +++ b/arch/arm/mach-orion5x/kurobox_pro-setup.c @@ -359,13 +359,17 @@ static void __init kurobox_pro_init(void) orion5x_uart1_init(); orion5x_xor_init(); - mvebu_mbus_add_window("devbus-boot", KUROBOX_PRO_NOR_BOOT_BASE, - KUROBOX_PRO_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + KUROBOX_PRO_NOR_BOOT_BASE, + KUROBOX_PRO_NOR_BOOT_SIZE); platform_device_register(&kurobox_pro_nor_flash); if (machine_is_kurobox_pro()) { - mvebu_mbus_add_window("devbus-cs0", KUROBOX_PRO_NAND_BASE, - KUROBOX_PRO_NAND_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(0), + ORION_MBUS_DEVBUS_ATTR(0), + KUROBOX_PRO_NAND_BASE, + KUROBOX_PRO_NAND_SIZE); platform_device_register(&kurobox_pro_nand_flash); } diff --git a/arch/arm/mach-orion5x/ls-chl-setup.c b/arch/arm/mach-orion5x/ls-chl-setup.c index 6234977b5ae..028ea038d40 100644 --- a/arch/arm/mach-orion5x/ls-chl-setup.c +++ b/arch/arm/mach-orion5x/ls-chl-setup.c @@ -294,8 +294,10 @@ static void __init lschl_init(void) orion5x_uart0_init(); orion5x_xor_init(); - mvebu_mbus_add_window("devbus-boot", LSCHL_NOR_BOOT_BASE, - LSCHL_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + LSCHL_NOR_BOOT_BASE, + LSCHL_NOR_BOOT_SIZE); platform_device_register(&lschl_nor_flash); platform_device_register(&lschl_leds); diff --git a/arch/arm/mach-orion5x/ls_hgl-setup.c b/arch/arm/mach-orion5x/ls_hgl-setup.c index fe04c4b6456..32b7129b767 100644 --- a/arch/arm/mach-orion5x/ls_hgl-setup.c +++ b/arch/arm/mach-orion5x/ls_hgl-setup.c @@ -243,8 +243,10 @@ static void __init ls_hgl_init(void) orion5x_uart0_init(); orion5x_xor_init(); - mvebu_mbus_add_window("devbus-boot", LS_HGL_NOR_BOOT_BASE, - LS_HGL_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + LS_HGL_NOR_BOOT_BASE, + LS_HGL_NOR_BOOT_SIZE); platform_device_register(&ls_hgl_nor_flash); platform_device_register(&ls_hgl_button_device); diff --git a/arch/arm/mach-orion5x/lsmini-setup.c b/arch/arm/mach-orion5x/lsmini-setup.c index ca4dbe973da..a6493e76f96 100644 --- a/arch/arm/mach-orion5x/lsmini-setup.c +++ b/arch/arm/mach-orion5x/lsmini-setup.c @@ -244,8 +244,10 @@ static void __init lsmini_init(void) orion5x_uart0_init(); orion5x_xor_init(); - mvebu_mbus_add_window("devbus-boot", LSMINI_NOR_BOOT_BASE, - LSMINI_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + LSMINI_NOR_BOOT_BASE, + LSMINI_NOR_BOOT_SIZE); platform_device_register(&lsmini_nor_flash); platform_device_register(&lsmini_button_device); diff --git a/arch/arm/mach-orion5x/mss2-setup.c b/arch/arm/mach-orion5x/mss2-setup.c index 827acbafc9d..e105130ba51 100644 --- a/arch/arm/mach-orion5x/mss2-setup.c +++ b/arch/arm/mach-orion5x/mss2-setup.c @@ -241,8 +241,10 @@ static void __init mss2_init(void) orion5x_uart0_init(); orion5x_xor_init(); - mvebu_mbus_add_window("devbus-boot", MSS2_NOR_BOOT_BASE, - MSS2_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + MSS2_NOR_BOOT_BASE, + MSS2_NOR_BOOT_SIZE); platform_device_register(&mss2_nor_flash); platform_device_register(&mss2_button_device); diff --git a/arch/arm/mach-orion5x/mv2120-setup.c b/arch/arm/mach-orion5x/mv2120-setup.c index 92600ae2b4b..e032f01da49 100644 --- a/arch/arm/mach-orion5x/mv2120-setup.c +++ b/arch/arm/mach-orion5x/mv2120-setup.c @@ -204,8 +204,10 @@ static void __init mv2120_init(void) orion5x_uart0_init(); orion5x_xor_init(); - mvebu_mbus_add_window("devbus-boot", MV2120_NOR_BOOT_BASE, - MV2120_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + MV2120_NOR_BOOT_BASE, + MV2120_NOR_BOOT_SIZE); platform_device_register(&mv2120_nor_flash); platform_device_register(&mv2120_button_device); diff --git a/arch/arm/mach-orion5x/net2big-setup.c b/arch/arm/mach-orion5x/net2big-setup.c index dd0641a0d07..ba73dc7ffb9 100644 --- a/arch/arm/mach-orion5x/net2big-setup.c +++ b/arch/arm/mach-orion5x/net2big-setup.c @@ -397,8 +397,10 @@ static void __init net2big_init(void) net2big_sata_power_init(); orion5x_sata_init(&net2big_sata_data); - mvebu_mbus_add_window("devbus-boot", NET2BIG_NOR_BOOT_BASE, - NET2BIG_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + NET2BIG_NOR_BOOT_BASE, + NET2BIG_NOR_BOOT_SIZE); platform_device_register(&net2big_nor_flash); platform_device_register(&net2big_gpio_buttons); diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c index 503368023bb..7fab6705303 100644 --- a/arch/arm/mach-orion5x/pci.c +++ b/arch/arm/mach-orion5x/pci.c @@ -157,11 +157,10 @@ static int __init pcie_setup(struct pci_sys_data *sys) if (dev == MV88F5181_DEV_ID || dev == MV88F5182_DEV_ID) { printk(KERN_NOTICE "Applying Orion-1/Orion-NAS PCIe config " "read transaction workaround\n"); - mvebu_mbus_add_window_remap_flags("pcie0.0", - ORION5X_PCIE_WA_PHYS_BASE, - ORION5X_PCIE_WA_SIZE, - MVEBU_MBUS_NO_REMAP, - MVEBU_MBUS_PCI_WA); + mvebu_mbus_add_window_by_id(ORION_MBUS_PCIE_WA_TARGET, + ORION_MBUS_PCIE_WA_ATTR, + ORION5X_PCIE_WA_PHYS_BASE, + ORION5X_PCIE_WA_SIZE); pcie_ops.read = pcie_rd_conf_wa; } diff --git a/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c b/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c index 1c4498bf650..213b3e143c5 100644 --- a/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c +++ b/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c @@ -123,8 +123,10 @@ static void __init rd88f5181l_fxo_init(void) orion5x_eth_switch_init(&rd88f5181l_fxo_switch_plat_data, NO_IRQ); orion5x_uart0_init(); - mvebu_mbus_add_window("devbus-boot", RD88F5181L_FXO_NOR_BOOT_BASE, - RD88F5181L_FXO_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + RD88F5181L_FXO_NOR_BOOT_BASE, + RD88F5181L_FXO_NOR_BOOT_SIZE); platform_device_register(&rd88f5181l_fxo_nor_boot_flash); } diff --git a/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c b/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c index adabe34c4fc..594800e1d69 100644 --- a/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c +++ b/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c @@ -130,8 +130,10 @@ static void __init rd88f5181l_ge_init(void) orion5x_i2c_init(); orion5x_uart0_init(); - mvebu_mbus_add_window("devbus-boot", RD88F5181L_GE_NOR_BOOT_BASE, - RD88F5181L_GE_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + RD88F5181L_GE_NOR_BOOT_BASE, + RD88F5181L_GE_NOR_BOOT_SIZE); platform_device_register(&rd88f5181l_ge_nor_boot_flash); i2c_register_board_info(0, &rd88f5181l_ge_i2c_rtc, 1); diff --git a/arch/arm/mach-orion5x/rd88f5182-setup.c b/arch/arm/mach-orion5x/rd88f5182-setup.c index 66e77ec9153..b1cf68493ff 100644 --- a/arch/arm/mach-orion5x/rd88f5182-setup.c +++ b/arch/arm/mach-orion5x/rd88f5182-setup.c @@ -264,11 +264,14 @@ static void __init rd88f5182_init(void) orion5x_uart0_init(); orion5x_xor_init(); - mvebu_mbus_add_window("devbus-boot", RD88F5182_NOR_BOOT_BASE, - RD88F5182_NOR_BOOT_SIZE); - - mvebu_mbus_add_window("devbus-cs1", RD88F5182_NOR_BASE, - RD88F5182_NOR_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + RD88F5182_NOR_BOOT_BASE, + RD88F5182_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_TARGET(1), + ORION_MBUS_DEVBUS_ATTR(1), + RD88F5182_NOR_BASE, + RD88F5182_NOR_SIZE); platform_device_register(&rd88f5182_nor_flash); platform_device_register(&rd88f5182_gpio_leds); diff --git a/arch/arm/mach-orion5x/terastation_pro2-setup.c b/arch/arm/mach-orion5x/terastation_pro2-setup.c index a0bfa53e755..7e906484469 100644 --- a/arch/arm/mach-orion5x/terastation_pro2-setup.c +++ b/arch/arm/mach-orion5x/terastation_pro2-setup.c @@ -329,8 +329,10 @@ static void __init tsp2_init(void) /* * Configure peripherals. */ - mvebu_mbus_add_window("devbus-boot", TSP2_NOR_BOOT_BASE, - TSP2_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + TSP2_NOR_BOOT_BASE, + TSP2_NOR_BOOT_SIZE); platform_device_register(&tsp2_nor_flash); orion5x_ehci0_init(); diff --git a/arch/arm/mach-orion5x/ts209-setup.c b/arch/arm/mach-orion5x/ts209-setup.c index 80174f0f168..e90c0618fda 100644 --- a/arch/arm/mach-orion5x/ts209-setup.c +++ b/arch/arm/mach-orion5x/ts209-setup.c @@ -286,8 +286,10 @@ static void __init qnap_ts209_init(void) /* * Configure peripherals. */ - mvebu_mbus_add_window("devbus-boot", QNAP_TS209_NOR_BOOT_BASE, - QNAP_TS209_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + QNAP_TS209_NOR_BOOT_BASE, + QNAP_TS209_NOR_BOOT_SIZE); platform_device_register(&qnap_ts209_nor_flash); orion5x_ehci0_init(); diff --git a/arch/arm/mach-orion5x/ts409-setup.c b/arch/arm/mach-orion5x/ts409-setup.c index 92592790d6d..5c079d31201 100644 --- a/arch/arm/mach-orion5x/ts409-setup.c +++ b/arch/arm/mach-orion5x/ts409-setup.c @@ -277,8 +277,10 @@ static void __init qnap_ts409_init(void) /* * Configure peripherals. */ - mvebu_mbus_add_window("devbus-boot", QNAP_TS409_NOR_BOOT_BASE, - QNAP_TS409_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + QNAP_TS409_NOR_BOOT_BASE, + QNAP_TS409_NOR_BOOT_SIZE); platform_device_register(&qnap_ts409_nor_flash); orion5x_ehci0_init(); diff --git a/arch/arm/mach-orion5x/wnr854t-setup.c b/arch/arm/mach-orion5x/wnr854t-setup.c index 6b84863c018..80a56ee245b 100644 --- a/arch/arm/mach-orion5x/wnr854t-setup.c +++ b/arch/arm/mach-orion5x/wnr854t-setup.c @@ -127,8 +127,10 @@ static void __init wnr854t_init(void) orion5x_eth_switch_init(&wnr854t_switch_plat_data, NO_IRQ); orion5x_uart0_init(); - mvebu_mbus_add_window("devbus-boot", WNR854T_NOR_BOOT_BASE, - WNR854T_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + WNR854T_NOR_BOOT_BASE, + WNR854T_NOR_BOOT_SIZE); platform_device_register(&wnr854t_nor_flash); } diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c index fae684bc54f..670e30dc0d1 100644 --- a/arch/arm/mach-orion5x/wrt350n-v2-setup.c +++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c @@ -213,8 +213,10 @@ static void __init wrt350n_v2_init(void) orion5x_eth_switch_init(&wrt350n_v2_switch_plat_data, NO_IRQ); orion5x_uart0_init(); - mvebu_mbus_add_window("devbus-boot", WRT350N_V2_NOR_BOOT_BASE, - WRT350N_V2_NOR_BOOT_SIZE); + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + WRT350N_V2_NOR_BOOT_BASE, + WRT350N_V2_NOR_BOOT_SIZE); platform_device_register(&wrt350n_v2_nor_flash); platform_device_register(&wrt350n_v2_leds); platform_device_register(&wrt350n_v2_button_device); diff --git a/arch/arm/mach-prima2/headsmp.S b/arch/arm/mach-prima2/headsmp.S index 5b8a408d892..d86fe33c5f5 100644 --- a/arch/arm/mach-prima2/headsmp.S +++ b/arch/arm/mach-prima2/headsmp.S @@ -9,8 +9,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - /* * SIRFSOC specific entry point for secondary CPUs. This provides * a "holding pen" into which all secondary cores are held until we're diff --git a/arch/arm/mach-prima2/platsmp.c b/arch/arm/mach-prima2/platsmp.c index 1c3de7bed84..3dbcb1ab6e3 100644 --- a/arch/arm/mach-prima2/platsmp.c +++ b/arch/arm/mach-prima2/platsmp.c @@ -44,7 +44,7 @@ void __init sirfsoc_map_scu(void) scu_base = (void __iomem *)SIRFSOC_VA(base); } -static void __cpuinit sirfsoc_secondary_init(unsigned int cpu) +static void sirfsoc_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -65,7 +65,7 @@ static struct of_device_id rsc_ids[] = { {}, }; -static int __cpuinit sirfsoc_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int sirfsoc_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; struct device_node *np; diff --git a/arch/arm/mach-prima2/pm.c b/arch/arm/mach-prima2/pm.c index 02cc34388b0..c4525a88e5d 100644 --- a/arch/arm/mach-prima2/pm.c +++ b/arch/arm/mach-prima2/pm.c @@ -34,7 +34,10 @@ static void sirfsoc_set_wakeup_source(void) pwr_trigger_en_reg = sirfsoc_rtc_iobrg_readl(sirfsoc_pwrc_base + SIRFSOC_PWRC_TRIGGER_EN); #define X_ON_KEY_B (1 << 0) - sirfsoc_rtc_iobrg_writel(pwr_trigger_en_reg | X_ON_KEY_B, +#define RTC_ALARM0_B (1 << 2) +#define RTC_ALARM1_B (1 << 3) + sirfsoc_rtc_iobrg_writel(pwr_trigger_en_reg | X_ON_KEY_B | + RTC_ALARM0_B | RTC_ALARM1_B, sirfsoc_pwrc_base + SIRFSOC_PWRC_TRIGGER_EN); } @@ -85,12 +88,6 @@ static const struct platform_suspend_ops sirfsoc_pm_ops = { .valid = suspend_valid_only_mem, }; -int __init sirfsoc_pm_init(void) -{ - suspend_set_ops(&sirfsoc_pm_ops); - return 0; -} - static const struct of_device_id pwrc_ids[] = { { .compatible = "sirf,prima2-pwrc" }, {} @@ -118,7 +115,6 @@ static int __init sirfsoc_of_pwrc_init(void) return 0; } -postcore_initcall(sirfsoc_of_pwrc_init); static const struct of_device_id memc_ids[] = { { .compatible = "sirf,prima2-memc" }, @@ -149,4 +145,11 @@ static int __init sirfsoc_memc_init(void) { return platform_driver_register(&sirfsoc_memc_driver); } -postcore_initcall(sirfsoc_memc_init); + +int __init sirfsoc_pm_init(void) +{ + sirfsoc_of_pwrc_init(); + sirfsoc_memc_init(); + suspend_set_ops(&sirfsoc_pm_ops); + return 0; +} diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index f6726bb4eb9..3a3362fa793 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -477,16 +477,24 @@ static int em_x270_usb_hub_init(void) /* USB Hub power-on and reset */ gpio_direction_output(usb_hub_reset, 1); gpio_direction_output(GPIO9_USB_VBUS_EN, 0); - regulator_enable(em_x270_usb_ldo); + err = regulator_enable(em_x270_usb_ldo); + if (err) + goto err_free_rst_gpio; + gpio_set_value(usb_hub_reset, 0); gpio_set_value(usb_hub_reset, 1); regulator_disable(em_x270_usb_ldo); - regulator_enable(em_x270_usb_ldo); + err = regulator_enable(em_x270_usb_ldo); + if (err) + goto err_free_rst_gpio; + gpio_set_value(usb_hub_reset, 0); gpio_set_value(GPIO9_USB_VBUS_EN, 1); return 0; +err_free_rst_gpio: + gpio_free(usb_hub_reset); err_free_vbus_gpio: gpio_free(GPIO9_USB_VBUS_EN); err_free_usb_ldo: @@ -592,7 +600,7 @@ err_irq: return err; } -static void em_x270_mci_setpower(struct device *dev, unsigned int vdd) +static int em_x270_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; @@ -600,10 +608,11 @@ static void em_x270_mci_setpower(struct device *dev, unsigned int vdd) int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000; regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV); - regulator_enable(em_x270_sdio_ldo); + return regulator_enable(em_x270_sdio_ldo); } else { regulator_disable(em_x270_sdio_ldo); } + return 0; } static void em_x270_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index d2c65231837..dd70343c870 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -408,7 +408,7 @@ static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_in return err; } -static void mainstone_mci_setpower(struct device *dev, unsigned int vdd) +static int mainstone_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; @@ -420,6 +420,7 @@ static void mainstone_mci_setpower(struct device *dev, unsigned int vdd) printk(KERN_DEBUG "%s: off\n", __func__); MST_MSCWR1 &= ~MST_MSCWR1_MMC_ON; } + return 0; } static void mainstone_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index fb7f1d1627d..13e5b00eae9 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -335,7 +335,7 @@ static int pcm990_mci_init(struct device *dev, irq_handler_t mci_detect_int, return err; } -static void pcm990_mci_setpower(struct device *dev, unsigned int vdd) +static int pcm990_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data *p_d = dev->platform_data; u8 val; @@ -348,6 +348,7 @@ static void pcm990_mci_setpower(struct device *dev, unsigned int vdd) val &= ~PCM990_CTRL_MMC2PWR; pcm990_cpld_writeb(PCM990_CTRL_MMC2PWR, PCM990_CTRL_REG5); + return 0; } static void pcm990_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index 711d37e26bd..aedf053a1de 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -258,7 +258,7 @@ err_free_2: return err; } -static void poodle_mci_setpower(struct device *dev, unsigned int vdd) +static int poodle_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; @@ -270,6 +270,8 @@ static void poodle_mci_setpower(struct device *dev, unsigned int vdd) gpio_set_value(POODLE_GPIO_SD_PWR1, 0); gpio_set_value(POODLE_GPIO_SD_PWR, 0); } + + return 0; } static void poodle_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 2125df0444e..4c29173026e 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -598,7 +598,7 @@ static inline void spitz_spi_init(void) {} * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to * give the card a chance to fully insert/eject. */ -static void spitz_mci_setpower(struct device *dev, unsigned int vdd) +static int spitz_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; @@ -606,6 +606,8 @@ static void spitz_mci_setpower(struct device *dev, unsigned int vdd) spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V); else spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0); + + return 0; } static struct pxamci_platform_data spitz_mci_platform_data = { diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c index 88fde43c948..62aea3e835f 100644 --- a/arch/arm/mach-pxa/stargate2.c +++ b/arch/arm/mach-pxa/stargate2.c @@ -734,9 +734,10 @@ static int stargate2_mci_init(struct device *dev, * * Very simple control. Either it is on or off and is controlled by * a gpio pin */ -static void stargate2_mci_setpower(struct device *dev, unsigned int vdd) +static int stargate2_mci_setpower(struct device *dev, unsigned int vdd) { gpio_set_value(SG2_SD_POWER_ENABLE, !!vdd); + return 0; } static void stargate2_mci_exit(struct device *dev, void *data) diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig index 6d9252e081c..7791ac76f94 100644 --- a/arch/arm/mach-s3c24xx/Kconfig +++ b/arch/arm/mach-s3c24xx/Kconfig @@ -208,7 +208,7 @@ config S3C24XX_GPIO_EXTRA128 config S3C24XX_PLL bool "Support CPUfreq changing of PLL frequency (EXPERIMENTAL)" - depends on ARM_S3C24XX + depends on ARM_S3C24XX_CPUFREQ help Compile in support for changing the PLL frequency from the S3C24XX series CPUfreq driver. The PLL takes time to settle diff --git a/arch/arm/mach-s3c24xx/clock-s3c2410.c b/arch/arm/mach-s3c24xx/clock-s3c2410.c index 34fffdf6fc1..564553694b5 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2410.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2410.c @@ -119,66 +119,101 @@ static struct clk init_clocks_off[] = { } }; -static struct clk init_clocks[] = { - { - .name = "lcd", - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_LCDC, - }, { - .name = "gpio", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_GPIO, - }, { - .name = "usb-host", - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_USBH, - }, { - .name = "usb-device", - .parent = &clk_h, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_USBD, - }, { - .name = "timers", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_PWMT, - }, { - .name = "uart", - .devname = "s3c2410-uart.0", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART0, - }, { - .name = "uart", - .devname = "s3c2410-uart.1", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART1, - }, { - .name = "uart", - .devname = "s3c2410-uart.2", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_UART2, - }, { - .name = "rtc", - .parent = &clk_p, - .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2410_CLKCON_RTC, - }, { - .name = "watchdog", - .parent = &clk_p, - .ctrlbit = 0, - }, { - .name = "usb-bus-host", - .parent = &clk_usb_bus, - }, { - .name = "usb-bus-gadget", - .parent = &clk_usb_bus, - }, +static struct clk clk_lcd = { + .name = "lcd", + .parent = &clk_h, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_LCDC, +}; + +static struct clk clk_gpio = { + .name = "gpio", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_GPIO, +}; + +static struct clk clk_usb_host = { + .name = "usb-host", + .parent = &clk_h, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_USBH, +}; + +static struct clk clk_usb_device = { + .name = "usb-device", + .parent = &clk_h, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_USBD, +}; + +static struct clk clk_timers = { + .name = "timers", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_PWMT, +}; + +struct clk s3c24xx_clk_uart0 = { + .name = "uart", + .devname = "s3c2410-uart.0", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_UART0, +}; + +struct clk s3c24xx_clk_uart1 = { + .name = "uart", + .devname = "s3c2410-uart.1", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_UART1, +}; + +struct clk s3c24xx_clk_uart2 = { + .name = "uart", + .devname = "s3c2410-uart.2", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_UART2, +}; + +static struct clk clk_rtc = { + .name = "rtc", + .parent = &clk_p, + .enable = s3c2410_clkcon_enable, + .ctrlbit = S3C2410_CLKCON_RTC, +}; + +static struct clk clk_watchdog = { + .name = "watchdog", + .parent = &clk_p, + .ctrlbit = 0, +}; + +static struct clk clk_usb_bus_host = { + .name = "usb-bus-host", + .parent = &clk_usb_bus, +}; + +static struct clk clk_usb_bus_gadget = { + .name = "usb-bus-gadget", + .parent = &clk_usb_bus, +}; + +static struct clk *init_clocks[] = { + &clk_lcd, + &clk_gpio, + &clk_usb_host, + &clk_usb_device, + &clk_timers, + &s3c24xx_clk_uart0, + &s3c24xx_clk_uart1, + &s3c24xx_clk_uart2, + &clk_rtc, + &clk_watchdog, + &clk_usb_bus_host, + &clk_usb_bus_gadget, }; /* s3c2410_baseclk_add() @@ -195,7 +230,6 @@ int __init s3c2410_baseclk_add(void) { unsigned long clkslow = __raw_readl(S3C2410_CLKSLOW); unsigned long clkcon = __raw_readl(S3C2410_CLKCON); - struct clk *clkp; struct clk *xtal; int ret; int ptr; @@ -207,8 +241,9 @@ int __init s3c2410_baseclk_add(void) /* register clocks from clock array */ - clkp = init_clocks; - for (ptr = 0; ptr < ARRAY_SIZE(init_clocks); ptr++, clkp++) { + for (ptr = 0; ptr < ARRAY_SIZE(init_clocks); ptr++) { + struct clk *clkp = init_clocks[ptr]; + /* ensure that we note the clock state */ clkp->usage = clkcon & clkp->ctrlbit ? 1 : 0; diff --git a/arch/arm/mach-s3c24xx/clock-s3c2440.c b/arch/arm/mach-s3c24xx/clock-s3c2440.c index 1069b568082..aaf006d1d6d 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2440.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2440.c @@ -166,6 +166,9 @@ static struct clk_lookup s3c2440_clk_lookup[] = { CLKDEV_INIT(NULL, "clk_uart_baud1", &s3c24xx_uclk), CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p), CLKDEV_INIT(NULL, "clk_uart_baud3", &s3c2440_clk_fclk_n), + CLKDEV_INIT("s3c2440-uart.0", "uart", &s3c24xx_clk_uart0), + CLKDEV_INIT("s3c2440-uart.1", "uart", &s3c24xx_clk_uart1), + CLKDEV_INIT("s3c2440-uart.2", "uart", &s3c24xx_clk_uart2), CLKDEV_INIT("s3c2440-camif", "camera", &s3c2440_clk_cam_upll), }; diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index 3912ce91fee..dd80f215fee 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -23,9 +23,10 @@ config ARCH_R8A73A4 select ARCH_WANT_OPTIONAL_GPIOLIB select ARM_GIC select CPU_V7 - select HAVE_ARM_ARCH_TIMER select SH_CLK_CPG select RENESAS_IRQC + select ARCH_HAS_CPUFREQ + select ARCH_HAS_OPP config ARCH_R8A7740 bool "R-Mobile A1 (R8A77400)" @@ -59,7 +60,6 @@ config ARCH_R8A7790 select ARCH_WANT_OPTIONAL_GPIOLIB select ARM_GIC select CPU_V7 - select HAVE_ARM_ARCH_TIMER select SH_CLK_CPG select RENESAS_IRQC @@ -156,6 +156,18 @@ config MACH_KZM9D select REGULATOR_FIXED_VOLTAGE if REGULATOR select USE_OF +config MACH_KZM9D_REFERENCE + bool "KZM9D board - Reference Device Tree Implementation" + depends on ARCH_EMEV2 + select REGULATOR_FIXED_VOLTAGE if REGULATOR + select USE_OF + ---help--- + Use reference implementation of KZM9D board support + which makes a greater use of device tree at the expense + of not supporting a number of devices. + + This is intended to aid developers + config MACH_KZM9G bool "KZM-A9-GT board" depends on ARCH_SH73A0 diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile index 6165a517f58..e8d0a2c904a 100644 --- a/arch/arm/mach-shmobile/Makefile +++ b/arch/arm/mach-shmobile/Makefile @@ -46,6 +46,7 @@ obj-$(CONFIG_MACH_LAGER) += board-lager.o obj-$(CONFIG_MACH_ARMADILLO800EVA) += board-armadillo800eva.o obj-$(CONFIG_MACH_ARMADILLO800EVA_REFERENCE) += board-armadillo800eva-reference.o obj-$(CONFIG_MACH_KZM9D) += board-kzm9d.o +obj-$(CONFIG_MACH_KZM9D_REFERENCE) += board-kzm9d-reference.o obj-$(CONFIG_MACH_KZM9G) += board-kzm9g.o obj-$(CONFIG_MACH_KZM9G_REFERENCE) += board-kzm9g-reference.o diff --git a/arch/arm/mach-shmobile/Makefile.boot b/arch/arm/mach-shmobile/Makefile.boot index 84c6868580f..7785c52b5cf 100644 --- a/arch/arm/mach-shmobile/Makefile.boot +++ b/arch/arm/mach-shmobile/Makefile.boot @@ -7,6 +7,7 @@ loadaddr-$(CONFIG_MACH_ARMADILLO800EVA_REFERENCE) += 0x40008000 loadaddr-$(CONFIG_MACH_BOCKW) += 0x60008000 loadaddr-$(CONFIG_MACH_KOTA2) += 0x41008000 loadaddr-$(CONFIG_MACH_KZM9D) += 0x40008000 +loadaddr-$(CONFIG_MACH_KZM9D_REFERENCE) += 0x40008000 loadaddr-$(CONFIG_MACH_KZM9G) += 0x41008000 loadaddr-$(CONFIG_MACH_KZM9G_REFERENCE) += 0x41008000 loadaddr-$(CONFIG_MACH_LAGER) += 0x40008000 diff --git a/arch/arm/mach-shmobile/board-ape6evm.c b/arch/arm/mach-shmobile/board-ape6evm.c index 5eb0caa6a7d..af6dd39d375 100644 --- a/arch/arm/mach-shmobile/board-ape6evm.c +++ b/arch/arm/mach-shmobile/board-ape6evm.c @@ -20,7 +20,6 @@ #include <linux/gpio.h> #include <linux/interrupt.h> -#include <linux/irqchip.h> #include <linux/kernel.h> #include <linux/pinctrl/machine.h> #include <linux/platform_device.h> @@ -102,7 +101,7 @@ static const char *ape6evm_boards_compat_dt[] __initdata = { }; DT_MACHINE_START(APE6EVM_DT, "ape6evm") - .init_irq = irqchip_init, + .init_early = r8a73a4_init_delay, .init_time = shmobile_timer_init, .init_machine = ape6evm_add_standard_devices, .dt_compat = ape6evm_boards_compat_dt, diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index e115f674210..f6952c266fe 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -679,15 +679,6 @@ static struct platform_device vcc_sdhi1 = { }; /* SDHI0 */ -/* - * FIXME - * - * It use polling mode here, since - * CD (= Card Detect) pin is not connected to SDHI0_CD. - * We can use IRQ31 as card detect irq, - * but it needs chattering removal operation - */ -#define IRQ31 irq_pin(31) static struct sh_mobile_sdhi_info sdhi0_info = { .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX, .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX, @@ -1162,9 +1153,6 @@ static void __init eva_init(void) gpio_request_one(61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */ gpio_request_one(202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */ - /* Touchscreen */ - gpio_request_one(166, GPIOF_OUT_INIT_HIGH, NULL); /* TP_RST_B */ - /* GETHER */ gpio_request_one(18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */ diff --git a/arch/arm/mach-shmobile/board-bockw.c b/arch/arm/mach-shmobile/board-bockw.c index d5554646916..3354a85c90f 100644 --- a/arch/arm/mach-shmobile/board-bockw.c +++ b/arch/arm/mach-shmobile/board-bockw.c @@ -167,7 +167,13 @@ static const struct pinctrl_map bockw_pinctrl_map[] = { "usb1", "usb1"), /* SDHI0 */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", - "sdhi0", "sdhi0"), + "sdhi0_data4", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_ctrl", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_cd", "sdhi0"), + PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778", + "sdhi0_wp", "sdhi0"), }; #define FPGA 0x18200000 diff --git a/arch/arm/mach-shmobile/board-kzm9d-reference.c b/arch/arm/mach-shmobile/board-kzm9d-reference.c new file mode 100644 index 00000000000..a7b28b24ab3 --- /dev/null +++ b/arch/arm/mach-shmobile/board-kzm9d-reference.c @@ -0,0 +1,46 @@ +/* + * kzm9d board support - Reference DT implementation + * + * Copyright (C) 2013 Renesas Solutions Corp. + * Copyright (C) 2013 Magnus Damm + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/init.h> +#include <linux/of_platform.h> +#include <mach/emev2.h> +#include <mach/common.h> +#include <asm/mach/arch.h> + +static void __init kzm9d_add_standard_devices(void) +{ + emev2_clock_init(); + + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); +} + +static const char *kzm9d_boards_compat_dt[] __initdata = { + "renesas,kzm9d-reference", + NULL, +}; + +DT_MACHINE_START(KZM9D_DT, "kzm9d") + .smp = smp_ops(emev2_smp_ops), + .map_io = emev2_map_io, + .init_early = emev2_init_delay, + .init_machine = kzm9d_add_standard_devices, + .init_late = shmobile_init_late, + .dt_compat = kzm9d_boards_compat_dt, +MACHINE_END diff --git a/arch/arm/mach-shmobile/board-kzm9d.c b/arch/arm/mach-shmobile/board-kzm9d.c index 4368000e112..30c2cc695b1 100644 --- a/arch/arm/mach-shmobile/board-kzm9d.c +++ b/arch/arm/mach-shmobile/board-kzm9d.c @@ -85,9 +85,7 @@ static const char *kzm9d_boards_compat_dt[] __initdata = { DT_MACHINE_START(KZM9D_DT, "kzm9d") .smp = smp_ops(emev2_smp_ops), .map_io = emev2_map_io, - .init_early = emev2_add_early_devices, - .nr_irqs = NR_IRQS_LEGACY, - .init_irq = emev2_init_irq, + .init_early = emev2_init_delay, .init_machine = kzm9d_add_standard_devices, .init_late = shmobile_init_late, .dt_compat = kzm9d_boards_compat_dt, diff --git a/arch/arm/mach-shmobile/board-kzm9g-reference.c b/arch/arm/mach-shmobile/board-kzm9g-reference.c index 44055fe8a45..41092bb01ee 100644 --- a/arch/arm/mach-shmobile/board-kzm9g-reference.c +++ b/arch/arm/mach-shmobile/board-kzm9g-reference.c @@ -24,7 +24,6 @@ #include <linux/gpio.h> #include <linux/io.h> #include <linux/irq.h> -#include <linux/irqchip.h> #include <linux/input.h> #include <linux/of_platform.h> #include <linux/pinctrl/machine.h> @@ -99,7 +98,6 @@ DT_MACHINE_START(KZM9G_DT, "kzm9g-reference") .map_io = sh73a0_map_io, .init_early = sh73a0_init_delay, .nr_irqs = NR_IRQS_LEGACY, - .init_irq = irqchip_init, .init_machine = kzm_init, .init_time = shmobile_timer_init, .dt_compat = kzm9g_boards_compat_dt, diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c index d73e21d3ea8..f89f1665073 100644 --- a/arch/arm/mach-shmobile/board-lager.c +++ b/arch/arm/mach-shmobile/board-lager.c @@ -22,7 +22,6 @@ #include <linux/gpio_keys.h> #include <linux/input.h> #include <linux/interrupt.h> -#include <linux/irqchip.h> #include <linux/kernel.h> #include <linux/leds.h> #include <linux/pinctrl/machine.h> @@ -59,7 +58,7 @@ static __initdata struct gpio_led_platform_data lager_leds_pdata = { #define GPIO_KEY(c, g, d, ...) \ { .code = c, .gpio = g, .desc = d, .active_low = 1 } -static __initdata struct gpio_keys_button gpio_buttons[] = { +static struct gpio_keys_button gpio_buttons[] = { GPIO_KEY(KEY_4, RCAR_GP_PIN(1, 28), "SW2-pin4"), GPIO_KEY(KEY_3, RCAR_GP_PIN(1, 26), "SW2-pin3"), GPIO_KEY(KEY_2, RCAR_GP_PIN(1, 24), "SW2-pin2"), @@ -103,7 +102,7 @@ static const char *lager_boards_compat_dt[] __initdata = { }; DT_MACHINE_START(LAGER_DT, "lager") - .init_irq = irqchip_init, + .init_early = r8a7790_init_delay, .init_time = r8a7790_timer_init, .init_machine = lager_add_standard_devices, .dt_compat = lager_boards_compat_dt, diff --git a/arch/arm/mach-shmobile/clock-emev2.c b/arch/arm/mach-shmobile/clock-emev2.c index 4710f1847bb..5ac13ba71d5 100644 --- a/arch/arm/mach-shmobile/clock-emev2.c +++ b/arch/arm/mach-shmobile/clock-emev2.c @@ -40,7 +40,6 @@ #define USIB2SCLKDIV 0x65c #define USIB3SCLKDIV 0x660 #define STI_CLKSEL 0x688 -#define SMU_GENERAL_REG0 0x7c0 /* not pretty, but hey */ static void __iomem *smu_base; @@ -51,11 +50,6 @@ static void emev2_smu_write(unsigned long value, int offs) iowrite32(value, smu_base + offs); } -void emev2_set_boot_vector(unsigned long value) -{ - emev2_smu_write(value, SMU_GENERAL_REG0); -} - static struct clk_mapping smu_mapping = { .phys = EMEV2_SMU_BASE, .len = PAGE_SIZE, @@ -205,23 +199,11 @@ static struct clk_lookup lookups[] = { void __init emev2_clock_init(void) { int k, ret = 0; - static int is_setup; - - /* yuck, this is ugly as hell, but the non-smp case of clocks - * code is now designed to rely on ioremap() instead of static - * entity maps. in the case of smp we need access to the SMU - * register earlier than ioremap() is actually working without - * any static maps. to enable SMP in ugly but with dynamic - * mappings we have to call emev2_clock_init() from different - * places depending on UP and SMP... - */ - if (is_setup++) - return; smu_base = ioremap(EMEV2_SMU_BASE, PAGE_SIZE); BUG_ON(!smu_base); - /* setup STI timer to run on 37.768 kHz and deassert reset */ + /* setup STI timer to run on 32.768 kHz and deassert reset */ emev2_smu_write(0, STI_CLKSEL); emev2_smu_write(1, STI_RSTCTRL); diff --git a/arch/arm/mach-shmobile/clock-r8a73a4.c b/arch/arm/mach-shmobile/clock-r8a73a4.c index 5f7fe628b8a..8ea5ef6c79c 100644 --- a/arch/arm/mach-shmobile/clock-r8a73a4.c +++ b/arch/arm/mach-shmobile/clock-r8a73a4.c @@ -30,10 +30,12 @@ #define SMSTPCR2 0xe6150138 #define SMSTPCR3 0xe615013c +#define SMSTPCR4 0xe6150140 #define SMSTPCR5 0xe6150144 #define FRQCRA 0xE6150000 #define FRQCRB 0xE6150004 +#define FRQCRC 0xE61500E0 #define VCLKCR1 0xE6150008 #define VCLKCR2 0xE615000C #define VCLKCR3 0xE615001C @@ -52,6 +54,7 @@ #define HSICKCR 0xE615026C #define M4CKCR 0xE6150098 #define PLLECR 0xE61500D0 +#define PLL0CR 0xE61500D8 #define PLL1CR 0xE6150028 #define PLL2CR 0xE615002C #define PLL2SCR 0xE61501F4 @@ -177,6 +180,7 @@ static struct sh_clk_ops pll_clk_ops = { .mapping = &cpg_mapping, \ } +PLL_CLOCK(pll0_clk, &main_clk, pll_parent_main, 1, 20, PLL0CR, 0); PLL_CLOCK(pll1_clk, &main_clk, pll_parent_main, 1, 7, PLL1CR, 1); PLL_CLOCK(pll2_clk, &main_div2_clk, pll_parent_main_extal, 3, 5, PLL2CR, 2); PLL_CLOCK(pll2s_clk, &main_div2_clk, pll_parent_main_extal, 3, 5, PLL2SCR, 4); @@ -184,6 +188,157 @@ PLL_CLOCK(pll2h_clk, &main_div2_clk, pll_parent_main_extal, 3, 5, PLL2HCR, 5); SH_FIXED_RATIO_CLK(pll1_div2_clk, pll1_clk, div2); +static atomic_t frqcr_lock; + +/* Several clocks need to access FRQCRB, have to lock */ +static bool frqcr_kick_check(struct clk *clk) +{ + return !(ioread32(CPG_MAP(FRQCRB)) & BIT(31)); +} + +static int frqcr_kick_do(struct clk *clk) +{ + int i; + + /* set KICK bit in FRQCRB to update hardware setting, check success */ + iowrite32(ioread32(CPG_MAP(FRQCRB)) | BIT(31), CPG_MAP(FRQCRB)); + for (i = 1000; i; i--) + if (ioread32(CPG_MAP(FRQCRB)) & BIT(31)) + cpu_relax(); + else + return 0; + + return -ETIMEDOUT; +} + +static int zclk_set_rate(struct clk *clk, unsigned long rate) +{ + void __iomem *frqcrc; + int ret; + unsigned long step, p_rate; + u32 val; + + if (!clk->parent || !__clk_get(clk->parent)) + return -ENODEV; + + if (!atomic_inc_and_test(&frqcr_lock) || !frqcr_kick_check(clk)) { + ret = -EBUSY; + goto done; + } + + /* + * Users are supposed to first call clk_set_rate() only with + * clk_round_rate() results. So, we don't fix wrong rates here, but + * guard against them anyway + */ + + p_rate = clk_get_rate(clk->parent); + if (rate == p_rate) { + val = 0; + } else { + step = DIV_ROUND_CLOSEST(p_rate, 32); + + if (rate > p_rate || rate < step) { + ret = -EINVAL; + goto done; + } + + val = 32 - rate / step; + } + + frqcrc = clk->mapped_reg + (FRQCRC - (u32)clk->enable_reg); + + iowrite32((ioread32(frqcrc) & ~(clk->div_mask << clk->enable_bit)) | + (val << clk->enable_bit), frqcrc); + + ret = frqcr_kick_do(clk); + +done: + atomic_dec(&frqcr_lock); + __clk_put(clk->parent); + return ret; +} + +static long zclk_round_rate(struct clk *clk, unsigned long rate) +{ + /* + * theoretical rate = parent rate * multiplier / 32, + * where 1 <= multiplier <= 32. Therefore we should do + * multiplier = rate * 32 / parent rate + * rounded rate = parent rate * multiplier / 32. + * However, multiplication before division won't fit in 32 bits, so + * we sacrifice some precision by first dividing and then multiplying. + * To find the nearest divisor we calculate both and pick up the best + * one. This avoids 64-bit arithmetics. + */ + unsigned long step, mul_min, mul_max, rate_min, rate_max; + + rate_max = clk_get_rate(clk->parent); + + /* output freq <= parent */ + if (rate >= rate_max) + return rate_max; + + step = DIV_ROUND_CLOSEST(rate_max, 32); + /* output freq >= parent / 32 */ + if (step >= rate) + return step; + + mul_min = rate / step; + mul_max = DIV_ROUND_UP(rate, step); + rate_min = step * mul_min; + if (mul_max == mul_min) + return rate_min; + + rate_max = step * mul_max; + + if (rate_max - rate < rate - rate_min) + return rate_max; + + return rate_min; +} + +static unsigned long zclk_recalc(struct clk *clk) +{ + void __iomem *frqcrc = FRQCRC - (u32)clk->enable_reg + clk->mapped_reg; + unsigned int max = clk->div_mask + 1; + unsigned long val = ((ioread32(frqcrc) >> clk->enable_bit) & + clk->div_mask); + + return DIV_ROUND_CLOSEST(clk_get_rate(clk->parent), max) * + (max - val); +} + +static struct sh_clk_ops zclk_ops = { + .recalc = zclk_recalc, + .set_rate = zclk_set_rate, + .round_rate = zclk_round_rate, +}; + +static struct clk z_clk = { + .parent = &pll0_clk, + .div_mask = 0x1f, + .enable_bit = 8, + /* We'll need to access FRQCRB and FRQCRC */ + .enable_reg = (void __iomem *)FRQCRB, + .ops = &zclk_ops, +}; + +/* + * It seems only 1/2 divider is usable in manual mode. 1/2 / 2/3 + * switching is only available in auto-DVFS mode + */ +SH_FIXED_RATIO_CLK(pll0_div2_clk, pll0_clk, div2); + +static struct clk z2_clk = { + .parent = &pll0_div2_clk, + .div_mask = 0x1f, + .enable_bit = 0, + /* We'll need to access FRQCRB and FRQCRC */ + .enable_reg = (void __iomem *)FRQCRB, + .ops = &zclk_ops, +}; + static struct clk *main_clks[] = { &extalr_clk, &extal1_clk, @@ -195,22 +350,23 @@ static struct clk *main_clks[] = { &main_div2_clk, &fsiack_clk, &fsibck_clk, + &pll0_clk, &pll1_clk, &pll1_div2_clk, &pll2_clk, &pll2s_clk, &pll2h_clk, + &z_clk, + &pll0_div2_clk, + &z2_clk, }; /* DIV4 */ static void div4_kick(struct clk *clk) { - unsigned long value; - - /* set KICK bit in FRQCRB to update hardware setting */ - value = ioread32(CPG_MAP(FRQCRB)); - value |= (1 << 31); - iowrite32(value, CPG_MAP(FRQCRB)); + if (!WARN(!atomic_inc_and_test(&frqcr_lock), "FRQCR* lock broken!\n")) + frqcr_kick_do(clk); + atomic_dec(&frqcr_lock); } static int divisors[] = { 2, 3, 4, 6, 8, 12, 16, 18, 24, 0, 36, 48, 10}; @@ -349,8 +505,10 @@ static struct clk div6_clks[DIV6_NR] = { /* MSTP */ enum { MSTP217, MSTP216, MSTP207, MSTP206, MSTP204, MSTP203, - MSTP315, MSTP314, MSTP313, MSTP312, MSTP305, - MSTP522, + MSTP329, MSTP323, MSTP318, MSTP317, MSTP316, + MSTP315, MSTP314, MSTP313, MSTP312, MSTP305, MSTP300, + MSTP411, MSTP410, MSTP409, + MSTP522, MSTP515, MSTP_NR }; @@ -361,12 +519,22 @@ static struct clk mstp_clks[MSTP_NR] = { [MSTP207] = SH_CLK_MSTP32(&div6_clks[DIV6_MP], SMSTPCR2, 7, 0), /* SCIFB1 */ [MSTP216] = SH_CLK_MSTP32(&div6_clks[DIV6_MP], SMSTPCR2, 16, 0), /* SCIFB2 */ [MSTP217] = SH_CLK_MSTP32(&div6_clks[DIV6_MP], SMSTPCR2, 17, 0), /* SCIFB3 */ + [MSTP300] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 0, 0), /* IIC2 */ [MSTP305] = SH_CLK_MSTP32(&div6_clks[DIV6_MMC1],SMSTPCR3, 5, 0), /* MMCIF1 */ [MSTP312] = SH_CLK_MSTP32(&div6_clks[DIV6_SDHI2],SMSTPCR3, 12, 0), /* SDHI2 */ [MSTP313] = SH_CLK_MSTP32(&div6_clks[DIV6_SDHI1],SMSTPCR3, 13, 0), /* SDHI1 */ [MSTP314] = SH_CLK_MSTP32(&div6_clks[DIV6_SDHI0],SMSTPCR3, 14, 0), /* SDHI0 */ [MSTP315] = SH_CLK_MSTP32(&div6_clks[DIV6_MMC0],SMSTPCR3, 15, 0), /* MMCIF0 */ + [MSTP316] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 16, 0), /* IIC6 */ + [MSTP317] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 17, 0), /* IIC7 */ + [MSTP318] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 18, 0), /* IIC0 */ + [MSTP323] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 23, 0), /* IIC1 */ + [MSTP329] = SH_CLK_MSTP32(&extalr_clk, SMSTPCR3, 29, 0), /* CMT10 */ + [MSTP409] = SH_CLK_MSTP32(&main_div2_clk, SMSTPCR4, 9, 0), /* IIC5 */ + [MSTP410] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 10, 0), /* IIC4 */ + [MSTP411] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 11, 0), /* IIC3 */ [MSTP522] = SH_CLK_MSTP32(&extal2_clk, SMSTPCR5, 22, 0), /* Thermal */ + [MSTP515] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR5, 15, 0), /* IIC8 */ }; static struct clk_lookup lookups[] = { @@ -386,6 +554,9 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("pll2s", &pll2s_clk), CLKDEV_CON_ID("pll2h", &pll2h_clk), + /* CPU clock */ + CLKDEV_DEV_ID("cpufreq-cpu0", &z_clk), + /* DIV6 */ CLKDEV_CON_ID("zb", &div6_clks[DIV6_ZB]), CLKDEV_CON_ID("vck1", &div6_clks[DIV6_VCK1]), @@ -408,6 +579,7 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP216]), CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP217]), CLKDEV_DEV_ID("rcar_thermal", &mstp_clks[MSTP522]), + CLKDEV_DEV_ID("e6520000.i2c", &mstp_clks[MSTP300]), CLKDEV_DEV_ID("sh_mmcif.1", &mstp_clks[MSTP305]), CLKDEV_DEV_ID("ee220000.mmcif", &mstp_clks[MSTP305]), CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP312]), @@ -418,6 +590,15 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("ee100000.sdhi", &mstp_clks[MSTP314]), CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP315]), CLKDEV_DEV_ID("ee200000.mmcif", &mstp_clks[MSTP315]), + CLKDEV_DEV_ID("e6550000.i2c", &mstp_clks[MSTP316]), + CLKDEV_DEV_ID("e6560000.i2c", &mstp_clks[MSTP317]), + CLKDEV_DEV_ID("e6500000.i2c", &mstp_clks[MSTP318]), + CLKDEV_DEV_ID("e6510000.i2c", &mstp_clks[MSTP323]), + CLKDEV_DEV_ID("sh_cmt.10", &mstp_clks[MSTP329]), + CLKDEV_DEV_ID("e60b0000.i2c", &mstp_clks[MSTP409]), + CLKDEV_DEV_ID("e6540000.i2c", &mstp_clks[MSTP410]), + CLKDEV_DEV_ID("e6530000.i2c", &mstp_clks[MSTP411]), + CLKDEV_DEV_ID("e6570000.i2c", &mstp_clks[MSTP515]), /* for DT */ CLKDEV_DEV_ID("e61f0000.thermal", &mstp_clks[MSTP522]), @@ -429,6 +610,8 @@ void __init r8a73a4_clock_init(void) int k, ret = 0; u32 ckscr; + atomic_set(&frqcr_lock, -1); + reg = ioremap_nocache(CKSCR, PAGE_SIZE); BUG_ON(!reg); ckscr = ioread32(reg); diff --git a/arch/arm/mach-shmobile/clock-r8a7740.c b/arch/arm/mach-shmobile/clock-r8a7740.c index de10fd78bf2..c826bca4024 100644 --- a/arch/arm/mach-shmobile/clock-r8a7740.c +++ b/arch/arm/mach-shmobile/clock-r8a7740.c @@ -596,7 +596,8 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("e6bd0000.mmcif", &mstp_clks[MSTP312]), CLKDEV_DEV_ID("r8a7740-gether", &mstp_clks[MSTP309]), CLKDEV_DEV_ID("e9a00000.sh-eth", &mstp_clks[MSTP309]), - CLKDEV_DEV_ID("renesas_tpu_pwm", &mstp_clks[MSTP304]), + CLKDEV_DEV_ID("renesas-tpu-pwm", &mstp_clks[MSTP304]), + CLKDEV_DEV_ID("e6600000.pwm", &mstp_clks[MSTP304]), CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP415]), CLKDEV_DEV_ID("e6870000.sdhi", &mstp_clks[MSTP415]), diff --git a/arch/arm/mach-shmobile/clock-r8a7790.c b/arch/arm/mach-shmobile/clock-r8a7790.c index 5d71313df52..fc36d3db0b4 100644 --- a/arch/arm/mach-shmobile/clock-r8a7790.c +++ b/arch/arm/mach-shmobile/clock-r8a7790.c @@ -24,6 +24,7 @@ #include <linux/clkdev.h> #include <mach/clock.h> #include <mach/common.h> +#include <mach/r8a7790.h> /* * MD EXTAL PLL0 PLL1 PLL3 @@ -42,16 +43,16 @@ * see "p1 / 2" on R8A7790_CLOCK_ROOT() below */ -#define MD(nr) (1 << nr) - #define CPG_BASE 0xe6150000 #define CPG_LEN 0x1000 +#define SMSTPCR1 0xe6150134 #define SMSTPCR2 0xe6150138 #define SMSTPCR3 0xe615013c +#define SMSTPCR5 0xe6150144 #define SMSTPCR7 0xe615014c +#define SMSTPCR8 0xe6150990 -#define MODEMR 0xE6160060 #define SDCKCR 0xE6150074 #define SD2CKCR 0xE6150078 #define SD3CKCR 0xE615007C @@ -180,16 +181,23 @@ static struct clk div6_clks[DIV6_NR] = { /* MSTP */ enum { + MSTP813, MSTP721, MSTP720, MSTP717, MSTP716, + MSTP522, MSTP315, MSTP314, MSTP313, MSTP312, MSTP311, MSTP305, MSTP304, MSTP216, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, + MSTP124, MSTP_NR }; static struct clk mstp_clks[MSTP_NR] = { + [MSTP813] = SH_CLK_MSTP32(&p_clk, SMSTPCR8, 13, 0), /* Ether */ [MSTP721] = SH_CLK_MSTP32(&p_clk, SMSTPCR7, 21, 0), /* SCIF0 */ [MSTP720] = SH_CLK_MSTP32(&p_clk, SMSTPCR7, 20, 0), /* SCIF1 */ + [MSTP717] = SH_CLK_MSTP32(&zs_clk, SMSTPCR7, 17, 0), /* HSCIF0 */ + [MSTP716] = SH_CLK_MSTP32(&zs_clk, SMSTPCR7, 16, 0), /* HSCIF1 */ + [MSTP522] = SH_CLK_MSTP32(&extal_clk, SMSTPCR5, 22, 0), /* Thermal */ [MSTP315] = SH_CLK_MSTP32(&div6_clks[DIV6_MMC0], SMSTPCR3, 15, 0), /* MMC0 */ [MSTP314] = SH_CLK_MSTP32(&div4_clks[DIV4_SD0], SMSTPCR3, 14, 0), /* SDHI0 */ [MSTP313] = SH_CLK_MSTP32(&div4_clks[DIV4_SD1], SMSTPCR3, 13, 0), /* SDHI1 */ @@ -203,8 +211,7 @@ static struct clk mstp_clks[MSTP_NR] = { [MSTP204] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 4, 0), /* SCIFA0 */ [MSTP203] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 3, 0), /* SCIFA1 */ [MSTP202] = SH_CLK_MSTP32(&mp_clk, SMSTPCR2, 2, 0), /* SCIFA2 */ - [MSTP717] = SH_CLK_MSTP32(&zs_clk, SMSTPCR7, 17, 0), /* HSCIF0 */ - [MSTP716] = SH_CLK_MSTP32(&zs_clk, SMSTPCR7, 16, 0), /* HSCIF1 */ + [MSTP124] = SH_CLK_MSTP32(&rclk_clk, SMSTPCR1, 24, 0), /* CMT0 */ }; static struct clk_lookup lookups[] = { @@ -254,6 +261,8 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP720]), CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP717]), CLKDEV_DEV_ID("sh-sci.9", &mstp_clks[MSTP716]), + CLKDEV_DEV_ID("r8a7790-ether", &mstp_clks[MSTP813]), + CLKDEV_DEV_ID("rcar_thermal", &mstp_clks[MSTP522]), CLKDEV_DEV_ID("ee200000.mmcif", &mstp_clks[MSTP315]), CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP315]), CLKDEV_DEV_ID("ee100000.sdhi", &mstp_clks[MSTP314]), @@ -266,6 +275,7 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh_mobile_sdhi.3", &mstp_clks[MSTP311]), CLKDEV_DEV_ID("ee220000.mmcif", &mstp_clks[MSTP305]), CLKDEV_DEV_ID("sh_mmcif.1", &mstp_clks[MSTP305]), + CLKDEV_DEV_ID("sh_cmt.0", &mstp_clks[MSTP124]), }; #define R8A7790_CLOCK_ROOT(e, m, p0, p1, p30, p31) \ @@ -280,14 +290,9 @@ static struct clk_lookup lookups[] = { void __init r8a7790_clock_init(void) { - void __iomem *modemr = ioremap_nocache(MODEMR, PAGE_SIZE); - u32 mode; + u32 mode = r8a7790_read_mode_pins(); int k, ret = 0; - BUG_ON(!modemr); - mode = ioread32(modemr); - iounmap(modemr); - switch (mode & (MD(14) | MD(13))) { case 0: R8A7790_CLOCK_ROOT(15, &extal_clk, 172, 208, 106, 88); diff --git a/arch/arm/mach-shmobile/headsmp-scu.S b/arch/arm/mach-shmobile/headsmp-scu.S index 6f986546725..f45dde701d7 100644 --- a/arch/arm/mach-shmobile/headsmp-scu.S +++ b/arch/arm/mach-shmobile/headsmp-scu.S @@ -23,7 +23,6 @@ #include <linux/init.h> #include <asm/memory.h> - __CPUINIT /* * Boot code for secondary CPUs. * @@ -38,13 +37,15 @@ ENTRY(shmobile_boot_scu) lsl r1, r1, #3 @ we will shift by cpu_id * 8 bits ldr r2, [r0, #8] @ SCU Power Status Register mov r3, #3 - bic r2, r2, r3, lsl r1 @ Clear bits of our CPU (Run Mode) + lsl r3, r3, r1 + bic r2, r2, r3 @ Clear bits of our CPU (Run Mode) str r2, [r0, #8] @ write back b shmobile_invalidate_start ENDPROC(shmobile_boot_scu) .text + .align 2 .globl shmobile_scu_base shmobile_scu_base: .space 4 diff --git a/arch/arm/mach-shmobile/headsmp.S b/arch/arm/mach-shmobile/headsmp.S index 559d1ce5f57..2667db806c3 100644 --- a/arch/arm/mach-shmobile/headsmp.S +++ b/arch/arm/mach-shmobile/headsmp.S @@ -14,8 +14,6 @@ #include <linux/init.h> #include <asm/memory.h> - __CPUINIT - ENTRY(shmobile_invalidate_start) bl v7_invalidate_l1 b secondary_startup @@ -26,12 +24,16 @@ ENDPROC(shmobile_invalidate_start) * This will be mapped at address 0 by SBAR register. * We need _long_ jump to the physical address. */ + .arm .align 12 ENTRY(shmobile_boot_vector) ldr r0, 2f - ldr pc, 1f + ldr r1, 1f + bx r1 + ENDPROC(shmobile_boot_vector) + .align 2 .globl shmobile_boot_fn shmobile_boot_fn: 1: .space 4 diff --git a/arch/arm/mach-shmobile/include/mach/dma.h b/arch/arm/mach-shmobile/include/mach/dma.h deleted file mode 100644 index 40a8c178f10..00000000000 --- a/arch/arm/mach-shmobile/include/mach/dma.h +++ /dev/null @@ -1 +0,0 @@ -/* empty */ diff --git a/arch/arm/mach-shmobile/include/mach/emev2.h b/arch/arm/mach-shmobile/include/mach/emev2.h index ac3751705ca..c2eb7568d9b 100644 --- a/arch/arm/mach-shmobile/include/mach/emev2.h +++ b/arch/arm/mach-shmobile/include/mach/emev2.h @@ -2,11 +2,9 @@ #define __ASM_EMEV2_H__ extern void emev2_map_io(void); -extern void emev2_init_irq(void); -extern void emev2_add_early_devices(void); +extern void emev2_init_delay(void); extern void emev2_add_standard_devices(void); extern void emev2_clock_init(void); -extern void emev2_set_boot_vector(unsigned long value); #define EMEV2_GPIO_BASE 200 #define EMEV2_GPIO_IRQ(n) (EMEV2_GPIO_BASE + (n)) diff --git a/arch/arm/mach-shmobile/include/mach/r8a73a4.h b/arch/arm/mach-shmobile/include/mach/r8a73a4.h index f043103e32c..144a85e2924 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a73a4.h +++ b/arch/arm/mach-shmobile/include/mach/r8a73a4.h @@ -4,5 +4,6 @@ void r8a73a4_add_standard_devices(void); void r8a73a4_clock_init(void); void r8a73a4_pinmux_init(void); +void r8a73a4_init_delay(void); #endif /* __ASM_R8A73A4_H__ */ diff --git a/arch/arm/mach-shmobile/include/mach/r8a7740.h b/arch/arm/mach-shmobile/include/mach/r8a7740.h index b34d19b5ca5..56f375005fc 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7740.h +++ b/arch/arm/mach-shmobile/include/mach/r8a7740.h @@ -42,6 +42,8 @@ enum { SHDMA_SLAVE_FSIB_TX, SHDMA_SLAVE_USBHS_TX, SHDMA_SLAVE_USBHS_RX, + SHDMA_SLAVE_MMCIF_TX, + SHDMA_SLAVE_MMCIF_RX, }; extern void r8a7740_meram_workaround(void); diff --git a/arch/arm/mach-shmobile/include/mach/r8a7778.h b/arch/arm/mach-shmobile/include/mach/r8a7778.h index 851d027a2f0..9b561bf4229 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7778.h +++ b/arch/arm/mach-shmobile/include/mach/r8a7778.h @@ -33,7 +33,6 @@ extern void r8a7778_add_mmc_device(struct sh_mmcif_plat_data *info); extern void r8a7778_init_late(void); extern void r8a7778_init_delay(void); -extern void r8a7778_init_irq(void); extern void r8a7778_init_irq_dt(void); extern void r8a7778_clock_init(void); extern void r8a7778_init_irq_extpin(int irlm); diff --git a/arch/arm/mach-shmobile/include/mach/r8a7790.h b/arch/arm/mach-shmobile/include/mach/r8a7790.h index 2e919e61fa0..7aaef409a05 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7790.h +++ b/arch/arm/mach-shmobile/include/mach/r8a7790.h @@ -4,6 +4,10 @@ void r8a7790_add_standard_devices(void); void r8a7790_clock_init(void); void r8a7790_pinmux_init(void); +void r8a7790_init_delay(void); void r8a7790_timer_init(void); +#define MD(nr) BIT(nr) +u32 r8a7790_read_mode_pins(void); + #endif /* __ASM_R8A7790_H__ */ diff --git a/arch/arm/mach-shmobile/include/mach/zboot.h b/arch/arm/mach-shmobile/include/mach/zboot.h index f2d8744c1f1..c3c4669a2d7 100644 --- a/arch/arm/mach-shmobile/include/mach/zboot.h +++ b/arch/arm/mach-shmobile/include/mach/zboot.h @@ -1,7 +1,6 @@ #ifndef ZBOOT_H #define ZBOOT_H -#include <asm/mach-types.h> #include <mach/zboot_macros.h> /************************************************** @@ -11,7 +10,6 @@ **************************************************/ #ifdef CONFIG_MACH_MACKEREL -#define MACH_TYPE MACH_TYPE_MACKEREL #define MEMORY_START 0x40000000 #include "mach/head-mackerel.txt" #else diff --git a/arch/arm/mach-shmobile/setup-emev2.c b/arch/arm/mach-shmobile/setup-emev2.c index 1ccddd22811..19980be7d6a 100644 --- a/arch/arm/mach-shmobile/setup-emev2.c +++ b/arch/arm/mach-shmobile/setup-emev2.c @@ -20,7 +20,6 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/irq.h> -#include <linux/irqchip.h> #include <linux/platform_device.h> #include <linux/platform_data/gpio-em.h> #include <linux/of_platform.h> @@ -39,13 +38,6 @@ static struct map_desc emev2_io_desc[] __initdata = { #ifdef CONFIG_SMP - /* 128K entity map for 0xe0100000 (SMU) */ - { - .virtual = 0xe0100000, - .pfn = __phys_to_pfn(0xe0100000), - .length = SZ_128K, - .type = MT_DEVICE - }, /* 2M mapping for SCU + L2 controller */ { .virtual = 0xf0000000, @@ -63,102 +55,40 @@ void __init emev2_map_io(void) /* UART */ static struct resource uart0_resources[] = { - [0] = { - .start = 0xe1020000, - .end = 0xe1020037, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 40, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device uart0_device = { - .name = "serial8250-em", - .id = 0, - .num_resources = ARRAY_SIZE(uart0_resources), - .resource = uart0_resources, + DEFINE_RES_MEM(0xe1020000, 0x38), + DEFINE_RES_IRQ(40), }; static struct resource uart1_resources[] = { - [0] = { - .start = 0xe1030000, - .end = 0xe1030037, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 41, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device uart1_device = { - .name = "serial8250-em", - .id = 1, - .num_resources = ARRAY_SIZE(uart1_resources), - .resource = uart1_resources, + DEFINE_RES_MEM(0xe1030000, 0x38), + DEFINE_RES_IRQ(41), }; static struct resource uart2_resources[] = { - [0] = { - .start = 0xe1040000, - .end = 0xe1040037, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 42, - .flags = IORESOURCE_IRQ, - } -}; - -static struct platform_device uart2_device = { - .name = "serial8250-em", - .id = 2, - .num_resources = ARRAY_SIZE(uart2_resources), - .resource = uart2_resources, + DEFINE_RES_MEM(0xe1040000, 0x38), + DEFINE_RES_IRQ(42), }; static struct resource uart3_resources[] = { - [0] = { - .start = 0xe1050000, - .end = 0xe1050037, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 43, - .flags = IORESOURCE_IRQ, - } + DEFINE_RES_MEM(0xe1050000, 0x38), + DEFINE_RES_IRQ(43), }; -static struct platform_device uart3_device = { - .name = "serial8250-em", - .id = 3, - .num_resources = ARRAY_SIZE(uart3_resources), - .resource = uart3_resources, -}; +#define emev2_register_uart(idx) \ + platform_device_register_simple("serial8250-em", idx, \ + uart##idx##_resources, \ + ARRAY_SIZE(uart##idx##_resources)) /* STI */ static struct resource sti_resources[] = { - [0] = { - .name = "STI", - .start = 0xe0180000, - .end = 0xe0180053, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 157, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device sti_device = { - .name = "em_sti", - .id = 0, - .resource = sti_resources, - .num_resources = ARRAY_SIZE(sti_resources), + DEFINE_RES_MEM(0xe0180000, 0x54), + DEFINE_RES_IRQ(157), }; +#define emev2_register_sti() \ + platform_device_register_simple("em_sti", 0, \ + sti_resources, \ + ARRAY_SIZE(sti_resources)) /* GIO */ static struct gpio_em_config gio0_config = { @@ -168,36 +98,10 @@ static struct gpio_em_config gio0_config = { }; static struct resource gio0_resources[] = { - [0] = { - .name = "GIO_000", - .start = 0xe0050000, - .end = 0xe005002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_000", - .start = 0xe0050040, - .end = 0xe005005f, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 99, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 100, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio0_device = { - .name = "em_gio", - .id = 0, - .resource = gio0_resources, - .num_resources = ARRAY_SIZE(gio0_resources), - .dev = { - .platform_data = &gio0_config, - }, + DEFINE_RES_MEM(0xe0050000, 0x2c), + DEFINE_RES_MEM(0xe0050040, 0x20), + DEFINE_RES_IRQ(99), + DEFINE_RES_IRQ(100), }; static struct gpio_em_config gio1_config = { @@ -207,36 +111,10 @@ static struct gpio_em_config gio1_config = { }; static struct resource gio1_resources[] = { - [0] = { - .name = "GIO_032", - .start = 0xe0050080, - .end = 0xe00500ab, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_032", - .start = 0xe00500c0, - .end = 0xe00500df, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 101, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 102, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio1_device = { - .name = "em_gio", - .id = 1, - .resource = gio1_resources, - .num_resources = ARRAY_SIZE(gio1_resources), - .dev = { - .platform_data = &gio1_config, - }, + DEFINE_RES_MEM(0xe0050080, 0x2c), + DEFINE_RES_MEM(0xe00500c0, 0x20), + DEFINE_RES_IRQ(101), + DEFINE_RES_IRQ(102), }; static struct gpio_em_config gio2_config = { @@ -246,36 +124,10 @@ static struct gpio_em_config gio2_config = { }; static struct resource gio2_resources[] = { - [0] = { - .name = "GIO_064", - .start = 0xe0050100, - .end = 0xe005012b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_064", - .start = 0xe0050140, - .end = 0xe005015f, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 103, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 104, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio2_device = { - .name = "em_gio", - .id = 2, - .resource = gio2_resources, - .num_resources = ARRAY_SIZE(gio2_resources), - .dev = { - .platform_data = &gio2_config, - }, + DEFINE_RES_MEM(0xe0050100, 0x2c), + DEFINE_RES_MEM(0xe0050140, 0x20), + DEFINE_RES_IRQ(103), + DEFINE_RES_IRQ(104), }; static struct gpio_em_config gio3_config = { @@ -285,36 +137,10 @@ static struct gpio_em_config gio3_config = { }; static struct resource gio3_resources[] = { - [0] = { - .name = "GIO_096", - .start = 0xe0050180, - .end = 0xe00501ab, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_096", - .start = 0xe00501c0, - .end = 0xe00501df, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 105, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 106, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device gio3_device = { - .name = "em_gio", - .id = 3, - .resource = gio3_resources, - .num_resources = ARRAY_SIZE(gio3_resources), - .dev = { - .platform_data = &gio3_config, - }, + DEFINE_RES_MEM(0xe0050180, 0x2c), + DEFINE_RES_MEM(0xe00501c0, 0x20), + DEFINE_RES_IRQ(105), + DEFINE_RES_IRQ(106), }; static struct gpio_em_config gio4_config = { @@ -324,126 +150,52 @@ static struct gpio_em_config gio4_config = { }; static struct resource gio4_resources[] = { - [0] = { - .name = "GIO_128", - .start = 0xe0050200, - .end = 0xe005022b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "GIO_128", - .start = 0xe0050240, - .end = 0xe005025f, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = 107, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = 108, - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xe0050200, 0x2c), + DEFINE_RES_MEM(0xe0050240, 0x20), + DEFINE_RES_IRQ(107), + DEFINE_RES_IRQ(108), }; -static struct platform_device gio4_device = { - .name = "em_gio", - .id = 4, - .resource = gio4_resources, - .num_resources = ARRAY_SIZE(gio4_resources), - .dev = { - .platform_data = &gio4_config, - }, -}; +#define emev2_register_gio(idx) \ + platform_device_register_resndata(&platform_bus, "em_gio", \ + idx, gio##idx##_resources, \ + ARRAY_SIZE(gio##idx##_resources), \ + &gio##idx##_config, \ + sizeof(struct gpio_em_config)) static struct resource pmu_resources[] = { - [0] = { - .start = 152, - .end = 152, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = 153, - .end = 153, - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_IRQ(152), + DEFINE_RES_IRQ(153), }; -static struct platform_device pmu_device = { - .name = "arm-pmu", - .id = -1, - .num_resources = ARRAY_SIZE(pmu_resources), - .resource = pmu_resources, -}; - -static struct platform_device *emev2_early_devices[] __initdata = { - &uart0_device, - &uart1_device, - &uart2_device, - &uart3_device, -}; - -static struct platform_device *emev2_late_devices[] __initdata = { - &sti_device, - &gio0_device, - &gio1_device, - &gio2_device, - &gio3_device, - &gio4_device, - &pmu_device, -}; +#define emev2_register_pmu() \ + platform_device_register_simple("arm-pmu", -1, \ + pmu_resources, \ + ARRAY_SIZE(pmu_resources)) void __init emev2_add_standard_devices(void) { emev2_clock_init(); - platform_add_devices(emev2_early_devices, - ARRAY_SIZE(emev2_early_devices)); - - platform_add_devices(emev2_late_devices, - ARRAY_SIZE(emev2_late_devices)); + emev2_register_uart(0); + emev2_register_uart(1); + emev2_register_uart(2); + emev2_register_uart(3); + emev2_register_sti(); + emev2_register_gio(0); + emev2_register_gio(1); + emev2_register_gio(2); + emev2_register_gio(3); + emev2_register_gio(4); + emev2_register_pmu(); } -static void __init emev2_init_delay(void) +void __init emev2_init_delay(void) { shmobile_setup_delay(533, 1, 3); /* Cortex-A9 @ 533MHz */ } -void __init emev2_add_early_devices(void) -{ - emev2_init_delay(); - - early_platform_add_devices(emev2_early_devices, - ARRAY_SIZE(emev2_early_devices)); - - /* setup early console here as well */ - shmobile_setup_console(); -} - -void __init emev2_init_irq(void) -{ - void __iomem *gic_dist_base; - void __iomem *gic_cpu_base; - - /* Static mappings, never released */ - gic_dist_base = ioremap(0xe0028000, PAGE_SIZE); - gic_cpu_base = ioremap(0xe0020000, PAGE_SIZE); - BUG_ON(!gic_dist_base || !gic_cpu_base); - - /* Use GIC to handle interrupts */ - gic_init(0, 29, gic_dist_base, gic_cpu_base); -} - #ifdef CONFIG_USE_OF -static const struct of_dev_auxdata emev2_auxdata_lookup[] __initconst = { - { } -}; - -static void __init emev2_add_standard_devices_dt(void) -{ - of_platform_populate(NULL, of_default_bus_match_table, - emev2_auxdata_lookup, NULL); -} static const char *emev2_boards_compat_dt[] __initdata = { "renesas,emev2", @@ -452,10 +204,8 @@ static const char *emev2_boards_compat_dt[] __initdata = { DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)") .smp = smp_ops(emev2_smp_ops), + .map_io = emev2_map_io, .init_early = emev2_init_delay, - .nr_irqs = NR_IRQS_LEGACY, - .init_irq = irqchip_init, - .init_machine = emev2_add_standard_devices_dt, .dt_compat = emev2_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/setup-r8a73a4.c b/arch/arm/mach-shmobile/setup-r8a73a4.c index 7f45c2edbca..d533bd23865 100644 --- a/arch/arm/mach-shmobile/setup-r8a73a4.c +++ b/arch/arm/mach-shmobile/setup-r8a73a4.c @@ -18,11 +18,11 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include <linux/irq.h> -#include <linux/irqchip.h> #include <linux/kernel.h> #include <linux/of_platform.h> #include <linux/platform_data/irq-renesas-irqc.h> #include <linux/serial_sci.h> +#include <linux/sh_timer.h> #include <mach/common.h> #include <mach/irqs.h> #include <mach/r8a73a4.h> @@ -169,6 +169,25 @@ static const struct resource thermal0_resources[] = { thermal0_resources, \ ARRAY_SIZE(thermal0_resources)) +static struct sh_timer_config cmt10_platform_data = { + .name = "CMT10", + .timer_bit = 0, + .clockevent_rating = 80, +}; + +static struct resource cmt10_resources[] = { + DEFINE_RES_MEM(0xe6130010, 0x0c), + DEFINE_RES_MEM(0xe6130000, 0x04), + DEFINE_RES_IRQ(gic_spi(120)), /* CMT1_0 */ +}; + +#define r8a7790_register_cmt(idx) \ + platform_device_register_resndata(&platform_bus, "sh_cmt", \ + idx, cmt##idx##_resources, \ + ARRAY_SIZE(cmt##idx##_resources), \ + &cmt##idx##_platform_data, \ + sizeof(struct sh_timer_config)) + void __init r8a73a4_add_standard_devices(void) { r8a73a4_register_scif(SCIFA0); @@ -180,11 +199,20 @@ void __init r8a73a4_add_standard_devices(void) r8a73a4_register_irqc(0); r8a73a4_register_irqc(1); r8a73a4_register_thermal(); + r8a7790_register_cmt(10); +} + +void __init r8a73a4_init_delay(void) +{ +#ifndef CONFIG_ARM_ARCH_TIMER + shmobile_setup_delay(1500, 2, 4); /* Cortex-A15 @ 1500MHz */ +#endif } #ifdef CONFIG_USE_OF void __init r8a73a4_add_standard_devices_dt(void) { + platform_device_register_simple("cpufreq-cpu0", -1, NULL, 0); of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } @@ -194,7 +222,7 @@ static const char *r8a73a4_boards_compat_dt[] __initdata = { }; DT_MACHINE_START(R8A73A4_DT, "Generic R8A73A4 (Flattened Device Tree)") - .init_irq = irqchip_init, + .init_early = r8a73a4_init_delay, .init_machine = r8a73a4_add_standard_devices_dt, .init_time = shmobile_timer_init, .dt_compat = r8a73a4_boards_compat_dt, diff --git a/arch/arm/mach-shmobile/setup-r8a7740.c b/arch/arm/mach-shmobile/setup-r8a7740.c index 00c5a707238..84c5bb6d972 100644 --- a/arch/arm/mach-shmobile/setup-r8a7740.c +++ b/arch/arm/mach-shmobile/setup-r8a7740.c @@ -588,6 +588,16 @@ static const struct sh_dmae_slave_config r8a7740_dmae_slaves[] = { .addr = 0xfe1f0064, .chcr = CHCR_TX(XMIT_SZ_32BIT), .mid_rid = 0xb5, + }, { + .slave_id = SHDMA_SLAVE_MMCIF_TX, + .addr = 0xe6bd0034, + .chcr = CHCR_TX(XMIT_SZ_32BIT), + .mid_rid = 0xd1, + }, { + .slave_id = SHDMA_SLAVE_MMCIF_RX, + .addr = 0xe6bd0034, + .chcr = CHCR_RX(XMIT_SZ_32BIT), + .mid_rid = 0xd2, }, }; @@ -986,16 +996,22 @@ void __init r8a7740_add_early_devices(void) #ifdef CONFIG_USE_OF -static const struct of_dev_auxdata r8a7740_auxdata_lookup[] __initconst = { - { } -}; +void __init r8a7740_add_early_devices_dt(void) +{ + shmobile_setup_delay(800, 1, 3); /* Cortex-A9 @ 800MHz */ + + early_platform_add_devices(r8a7740_early_devices, + ARRAY_SIZE(r8a7740_early_devices)); + + /* setup early console here as well */ + shmobile_setup_console(); +} void __init r8a7740_add_standard_devices_dt(void) { platform_add_devices(r8a7740_devices_dt, ARRAY_SIZE(r8a7740_devices_dt)); - of_platform_populate(NULL, of_default_bus_match_table, - r8a7740_auxdata_lookup, NULL); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } void __init r8a7740_init_delay(void) diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c index 80c20392ad7..a3a2e37b03f 100644 --- a/arch/arm/mach-shmobile/setup-r8a7778.c +++ b/arch/arm/mach-shmobile/setup-r8a7778.c @@ -53,7 +53,7 @@ .irqs = SCIx_IRQ_MUXED(irq), \ } -static struct plat_sci_port scif_platform_data[] = { +static struct plat_sci_port scif_platform_data[] __initdata = { SCIF_INFO(0xffe40000, gic_iid(0x66)), SCIF_INFO(0xffe41000, gic_iid(0x67)), SCIF_INFO(0xffe42000, gic_iid(0x68)), @@ -63,24 +63,24 @@ static struct plat_sci_port scif_platform_data[] = { }; /* TMU */ -static struct resource sh_tmu0_resources[] = { +static struct resource sh_tmu0_resources[] __initdata = { DEFINE_RES_MEM(0xffd80008, 12), DEFINE_RES_IRQ(gic_iid(0x40)), }; -static struct sh_timer_config sh_tmu0_platform_data = { +static struct sh_timer_config sh_tmu0_platform_data __initdata = { .name = "TMU00", .channel_offset = 0x4, .timer_bit = 0, .clockevent_rating = 200, }; -static struct resource sh_tmu1_resources[] = { +static struct resource sh_tmu1_resources[] __initdata = { DEFINE_RES_MEM(0xffd80014, 12), DEFINE_RES_IRQ(gic_iid(0x41)), }; -static struct sh_timer_config sh_tmu1_platform_data = { +static struct sh_timer_config sh_tmu1_platform_data __initdata = { .name = "TMU01", .channel_offset = 0x10, .timer_bit = 1, @@ -189,7 +189,7 @@ USB_PLATFORM_INFO(ehci); USB_PLATFORM_INFO(ohci); /* Ether */ -static struct resource ether_resources[] = { +static struct resource ether_resources[] __initdata = { DEFINE_RES_MEM(0xfde00000, 0x400), DEFINE_RES_IRQ(gic_iid(0x89)), }; @@ -203,17 +203,17 @@ void __init r8a7778_add_ether_device(struct sh_eth_plat_data *pdata) } /* PFC/GPIO */ -static struct resource pfc_resources[] = { +static struct resource pfc_resources[] __initdata = { DEFINE_RES_MEM(0xfffc0000, 0x118), }; #define R8A7778_GPIO(idx) \ -static struct resource r8a7778_gpio##idx##_resources[] = { \ +static struct resource r8a7778_gpio##idx##_resources[] __initdata = { \ DEFINE_RES_MEM(0xffc40000 + 0x1000 * (idx), 0x30), \ DEFINE_RES_IRQ(gic_iid(0x87)), \ }; \ \ -static struct gpio_rcar_config r8a7778_gpio##idx##_platform_data = { \ +static struct gpio_rcar_config r8a7778_gpio##idx##_platform_data __initdata = { \ .gpio_base = 32 * (idx), \ .irq_base = GPIO_IRQ_BASE(idx), \ .number_of_pins = 32, \ @@ -249,7 +249,7 @@ void __init r8a7778_pinmux_init(void) }; /* SDHI */ -static struct resource sdhi_resources[] = { +static struct resource sdhi_resources[] __initdata = { /* SDHI0 */ DEFINE_RES_MEM(0xFFE4C000, 0x100), DEFINE_RES_IRQ(gic_iid(0x77)), @@ -365,12 +365,12 @@ void __init r8a7778_init_late(void) platform_device_register_full(&ohci_info); } -static struct renesas_intc_irqpin_config irqpin_platform_data = { +static struct renesas_intc_irqpin_config irqpin_platform_data __initdata = { .irq_base = irq_pin(0), /* IRQ0 -> IRQ3 */ .sense_bitfield_width = 2, }; -static struct resource irqpin_resources[] = { +static struct resource irqpin_resources[] __initdata = { DEFINE_RES_MEM(0xfe78001c, 4), /* ICR1 */ DEFINE_RES_MEM(0xfe780010, 4), /* INTPRI */ DEFINE_RES_MEM(0xfe780024, 4), /* INTREQ */ @@ -408,17 +408,25 @@ void __init r8a7778_init_irq_extpin(int irlm) &irqpin_platform_data, sizeof(irqpin_platform_data)); } +void __init r8a7778_init_delay(void) +{ + shmobile_setup_delay(800, 1, 3); /* Cortex-A9 @ 800MHz */ +} + +#ifdef CONFIG_USE_OF #define INT2SMSKCR0 0x82288 /* 0xfe782288 */ #define INT2SMSKCR1 0x8228c /* 0xfe78228c */ #define INT2NTSR0 0x00018 /* 0xfe700018 */ #define INT2NTSR1 0x0002c /* 0xfe70002c */ -static void __init r8a7778_init_irq_common(void) +void __init r8a7778_init_irq_dt(void) { void __iomem *base = ioremap_nocache(0xfe700000, 0x00100000); BUG_ON(!base); + irqchip_init(); + /* route all interrupts to ARM */ __raw_writel(0x73ffffff, base + INT2NTSR0); __raw_writel(0xffffffff, base + INT2NTSR1); @@ -430,43 +438,6 @@ static void __init r8a7778_init_irq_common(void) iounmap(base); } -void __init r8a7778_init_irq(void) -{ - void __iomem *gic_dist_base; - void __iomem *gic_cpu_base; - - gic_dist_base = ioremap_nocache(0xfe438000, PAGE_SIZE); - gic_cpu_base = ioremap_nocache(0xfe430000, PAGE_SIZE); - BUG_ON(!gic_dist_base || !gic_cpu_base); - - /* use GIC to handle interrupts */ - gic_init(0, 29, gic_dist_base, gic_cpu_base); - - r8a7778_init_irq_common(); -} - -void __init r8a7778_init_delay(void) -{ - shmobile_setup_delay(800, 1, 3); /* Cortex-A9 @ 800MHz */ -} - -#ifdef CONFIG_USE_OF -void __init r8a7778_init_irq_dt(void) -{ - irqchip_init(); - r8a7778_init_irq_common(); -} - -static const struct of_dev_auxdata r8a7778_auxdata_lookup[] __initconst = { - {}, -}; - -void __init r8a7778_add_standard_devices_dt(void) -{ - of_platform_populate(NULL, of_default_bus_match_table, - r8a7778_auxdata_lookup, NULL); -} - static const char *r8a7778_compat_dt[] __initdata = { "renesas,r8a7778", NULL, @@ -475,7 +446,6 @@ static const char *r8a7778_compat_dt[] __initdata = { DT_MACHINE_START(R8A7778_DT, "Generic R8A7778 (Flattened Device Tree)") .init_early = r8a7778_init_delay, .init_irq = r8a7778_init_irq_dt, - .init_machine = r8a7778_add_standard_devices_dt, .init_time = shmobile_timer_init, .dt_compat = r8a7778_compat_dt, .init_late = r8a7778_init_late, diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index 398687761f5..66d38261eca 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -665,10 +665,6 @@ void __init r8a7779_init_delay(void) shmobile_setup_delay(1000, 2, 4); /* Cortex-A9 @ 1000MHz */ } -static const struct of_dev_auxdata r8a7779_auxdata_lookup[] __initconst = { - {}, -}; - void __init r8a7779_add_standard_devices_dt(void) { /* clocks are setup late during boot in the case of DT */ @@ -676,8 +672,7 @@ void __init r8a7779_add_standard_devices_dt(void) platform_add_devices(r8a7779_devices_dt, ARRAY_SIZE(r8a7779_devices_dt)); - of_platform_populate(NULL, of_default_bus_match_table, - r8a7779_auxdata_lookup, NULL); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } static const char *r8a7779_compat_dt[] __initdata = { diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c index 28f94752b8f..4c96dad2119 100644 --- a/arch/arm/mach-shmobile/setup-r8a7790.c +++ b/arch/arm/mach-shmobile/setup-r8a7790.c @@ -19,12 +19,12 @@ */ #include <linux/irq.h> -#include <linux/irqchip.h> #include <linux/kernel.h> #include <linux/of_platform.h> -#include <linux/serial_sci.h> #include <linux/platform_data/gpio-rcar.h> #include <linux/platform_data/irq-renesas-irqc.h> +#include <linux/serial_sci.h> +#include <linux/sh_timer.h> #include <mach/common.h> #include <mach/irqs.h> #include <mach/r8a7790.h> @@ -149,6 +149,36 @@ static struct resource irqc0_resources[] __initdata = { &irqc##idx##_data, \ sizeof(struct renesas_irqc_config)) +static struct resource thermal_resources[] __initdata = { + DEFINE_RES_MEM(0xe61f0000, 0x14), + DEFINE_RES_MEM(0xe61f0100, 0x38), + DEFINE_RES_IRQ(gic_spi(69)), +}; + +#define r8a7790_register_thermal() \ + platform_device_register_simple("rcar_thermal", -1, \ + thermal_resources, \ + ARRAY_SIZE(thermal_resources)) + +static struct sh_timer_config cmt00_platform_data = { + .name = "CMT00", + .timer_bit = 0, + .clockevent_rating = 80, +}; + +static struct resource cmt00_resources[] = { + DEFINE_RES_MEM(0xffca0510, 0x0c), + DEFINE_RES_MEM(0xffca0500, 0x04), + DEFINE_RES_IRQ(gic_spi(142)), /* CMT0_0 */ +}; + +#define r8a7790_register_cmt(idx) \ + platform_device_register_resndata(&platform_bus, "sh_cmt", \ + idx, cmt##idx##_resources, \ + ARRAY_SIZE(cmt##idx##_resources), \ + &cmt##idx##_platform_data, \ + sizeof(struct sh_timer_config)) + void __init r8a7790_add_standard_devices(void) { r8a7790_register_scif(SCIFA0); @@ -162,34 +192,91 @@ void __init r8a7790_add_standard_devices(void) r8a7790_register_scif(HSCIF0); r8a7790_register_scif(HSCIF1); r8a7790_register_irqc(0); + r8a7790_register_thermal(); + r8a7790_register_cmt(00); } +#define MODEMR 0xe6160060 + +u32 __init r8a7790_read_mode_pins(void) +{ + void __iomem *modemr = ioremap_nocache(MODEMR, 4); + u32 mode; + + BUG_ON(!modemr); + mode = ioread32(modemr); + iounmap(modemr); + + return mode; +} + +#define CNTCR 0 +#define CNTFID0 0x20 + void __init r8a7790_timer_init(void) { - void __iomem *cntcr; +#ifdef CONFIG_ARM_ARCH_TIMER + u32 mode = r8a7790_read_mode_pins(); + void __iomem *base; + int extal_mhz = 0; + u32 freq; + + /* At Linux boot time the r8a7790 arch timer comes up + * with the counter disabled. Moreover, it may also report + * a potentially incorrect fixed 13 MHz frequency. To be + * correct these registers need to be updated to use the + * frequency EXTAL / 2 which can be determined by the MD pins. + */ + + switch (mode & (MD(14) | MD(13))) { + case 0: + extal_mhz = 15; + break; + case MD(13): + extal_mhz = 20; + break; + case MD(14): + extal_mhz = 26; + break; + case MD(13) | MD(14): + extal_mhz = 30; + break; + } - /* make sure arch timer is started by setting bit 0 of CNTCT */ - cntcr = ioremap(0xe6080000, PAGE_SIZE); - iowrite32(1, cntcr); - iounmap(cntcr); + /* The arch timer frequency equals EXTAL / 2 */ + freq = extal_mhz * (1000000 / 2); + + /* Remap "armgcnt address map" space */ + base = ioremap(0xe6080000, PAGE_SIZE); + + /* Update registers with correct frequency */ + iowrite32(freq, base + CNTFID0); + asm volatile("mcr p15, 0, %0, c14, c0, 0" : : "r" (freq)); + + /* make sure arch timer is started by setting bit 0 of CNTCR */ + iowrite32(1, base + CNTCR); + iounmap(base); +#endif /* CONFIG_ARM_ARCH_TIMER */ shmobile_timer_init(); } -#ifdef CONFIG_USE_OF -void __init r8a7790_add_standard_devices_dt(void) +void __init r8a7790_init_delay(void) { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); +#ifndef CONFIG_ARM_ARCH_TIMER + shmobile_setup_delay(1300, 2, 4); /* Cortex-A15 @ 1300MHz */ +#endif } +#ifdef CONFIG_USE_OF + static const char *r8a7790_boards_compat_dt[] __initdata = { "renesas,r8a7790", NULL, }; DT_MACHINE_START(R8A7790_DT, "Generic R8A7790 (Flattened Device Tree)") - .init_irq = irqchip_init, - .init_machine = r8a7790_add_standard_devices_dt, + .init_early = r8a7790_init_delay, .init_time = r8a7790_timer_init, .dt_compat = r8a7790_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c index 5502d624aca..13e6fdbde0a 100644 --- a/arch/arm/mach-shmobile/setup-sh7372.c +++ b/arch/arm/mach-shmobile/setup-sh7372.c @@ -1147,10 +1147,6 @@ void __init sh7372_add_early_devices_dt(void) shmobile_setup_console(); } -static const struct of_dev_auxdata sh7372_auxdata_lookup[] __initconst = { - { } -}; - void __init sh7372_add_standard_devices_dt(void) { /* clocks are setup late during boot in the case of DT */ @@ -1159,8 +1155,7 @@ void __init sh7372_add_standard_devices_dt(void) platform_add_devices(sh7372_early_devices, ARRAY_SIZE(sh7372_early_devices)); - of_platform_populate(NULL, of_default_bus_match_table, - sh7372_auxdata_lookup, NULL); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } static const char *sh7372_boards_compat_dt[] __initdata = { diff --git a/arch/arm/mach-shmobile/setup-sh73a0.c b/arch/arm/mach-shmobile/setup-sh73a0.c index 96e7ca1e4e1..516c2391b47 100644 --- a/arch/arm/mach-shmobile/setup-sh73a0.c +++ b/arch/arm/mach-shmobile/setup-sh73a0.c @@ -22,7 +22,6 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/irq.h> -#include <linux/irqchip.h> #include <linux/platform_device.h> #include <linux/of_platform.h> #include <linux/delay.h> @@ -61,29 +60,16 @@ void __init sh73a0_map_io(void) iotable_init(sh73a0_io_desc, ARRAY_SIZE(sh73a0_io_desc)); } -static struct resource sh73a0_pfc_resources[] = { - [0] = { - .start = 0xe6050000, - .end = 0xe6057fff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0xe605801c, - .end = 0xe6058027, - .flags = IORESOURCE_MEM, - } -}; - -static struct platform_device sh73a0_pfc_device = { - .name = "pfc-sh73a0", - .id = -1, - .resource = sh73a0_pfc_resources, - .num_resources = ARRAY_SIZE(sh73a0_pfc_resources), +/* PFC */ +static struct resource pfc_resources[] __initdata = { + DEFINE_RES_MEM(0xe6050000, 0x8000), + DEFINE_RES_MEM(0xe605801c, 0x000c), }; void __init sh73a0_pinmux_init(void) { - platform_device_register(&sh73a0_pfc_device); + platform_device_register_simple("pfc-sh73a0", -1, pfc_resources, + ARRAY_SIZE(pfc_resources)); } static struct plat_sci_port scif0_platform_data = { @@ -958,10 +944,6 @@ void __init sh73a0_add_early_devices(void) #ifdef CONFIG_USE_OF -static const struct of_dev_auxdata sh73a0_auxdata_lookup[] __initconst = { - {}, -}; - void __init sh73a0_add_standard_devices_dt(void) { struct platform_device_info devinfo = { .name = "cpufreq-cpu0", .id = -1, }; @@ -971,8 +953,7 @@ void __init sh73a0_add_standard_devices_dt(void) platform_add_devices(sh73a0_devices_dt, ARRAY_SIZE(sh73a0_devices_dt)); - of_platform_populate(NULL, of_default_bus_match_table, - sh73a0_auxdata_lookup, NULL); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); /* Instantiate cpufreq-cpu0 */ platform_device_register_full(&devinfo); @@ -988,7 +969,6 @@ DT_MACHINE_START(SH73A0_DT, "Generic SH73A0 (Flattened Device Tree)") .map_io = sh73a0_map_io, .init_early = sh73a0_init_delay, .nr_irqs = NR_IRQS_LEGACY, - .init_irq = irqchip_init, .init_machine = sh73a0_add_standard_devices_dt, .dt_compat = sh73a0_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/sleep-sh7372.S b/arch/arm/mach-shmobile/sleep-sh7372.S index 53f4840e494..9782862899e 100644 --- a/arch/arm/mach-shmobile/sleep-sh7372.S +++ b/arch/arm/mach-shmobile/sleep-sh7372.S @@ -41,6 +41,7 @@ sh7372_resume_core_standby_sysc: ldr pc, 1f + .align 2 .globl sh7372_cpu_resume sh7372_cpu_resume: 1: .space 4 @@ -96,6 +97,7 @@ sh7372_do_idle_sysc: 1: b 1b + .align 2 kernel_flush: .word v7_flush_dcache_all #endif diff --git a/arch/arm/mach-shmobile/smp-emev2.c b/arch/arm/mach-shmobile/smp-emev2.c index 80991b35f4a..78e84c58245 100644 --- a/arch/arm/mach-shmobile/smp-emev2.c +++ b/arch/arm/mach-shmobile/smp-emev2.c @@ -29,8 +29,10 @@ #include <asm/smp_scu.h> #define EMEV2_SCU_BASE 0x1e000000 +#define EMEV2_SMU_BASE 0xe0110000 +#define SMU_GENERAL_REG0 0x7c0 -static int __cpuinit emev2_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int emev2_boot_secondary(unsigned int cpu, struct task_struct *idle) { arch_send_wakeup_ipi_mask(cpumask_of(cpu_logical_map(cpu))); return 0; @@ -38,10 +40,18 @@ static int __cpuinit emev2_boot_secondary(unsigned int cpu, struct task_struct * static void __init emev2_smp_prepare_cpus(unsigned int max_cpus) { + void __iomem *smu; + + /* setup EMEV2 specific SCU base, enable */ + shmobile_scu_base = ioremap(EMEV2_SCU_BASE, PAGE_SIZE); scu_enable(shmobile_scu_base); /* Tell ROM loader about our vector (in headsmp-scu.S, headsmp.S) */ - emev2_set_boot_vector(__pa(shmobile_boot_vector)); + smu = ioremap(EMEV2_SMU_BASE, PAGE_SIZE); + if (smu) { + iowrite32(__pa(shmobile_boot_vector), smu + SMU_GENERAL_REG0); + iounmap(smu); + } shmobile_boot_fn = virt_to_phys(shmobile_boot_scu); shmobile_boot_arg = (unsigned long)shmobile_scu_base; @@ -49,21 +59,7 @@ static void __init emev2_smp_prepare_cpus(unsigned int max_cpus) scu_power_mode(shmobile_scu_base, SCU_PM_NORMAL); } -static void __init emev2_smp_init_cpus(void) -{ - unsigned int ncores; - - /* setup EMEV2 specific SCU base */ - shmobile_scu_base = ioremap(EMEV2_SCU_BASE, PAGE_SIZE); - emev2_clock_init(); /* need ioremapped SMU */ - - ncores = shmobile_scu_base ? scu_get_core_count(shmobile_scu_base) : 1; - - shmobile_smp_init_cpus(ncores); -} - struct smp_operations emev2_smp_ops __initdata = { - .smp_init_cpus = emev2_smp_init_cpus, .smp_prepare_cpus = emev2_smp_prepare_cpus, .smp_boot_secondary = emev2_boot_secondary, }; diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c index 526cfaae81c..9bdf810f2a8 100644 --- a/arch/arm/mach-shmobile/smp-r8a7779.c +++ b/arch/arm/mach-shmobile/smp-r8a7779.c @@ -81,7 +81,7 @@ static int r8a7779_platform_cpu_kill(unsigned int cpu) return ret ? ret : 1; } -static int __cpuinit r8a7779_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int r8a7779_boot_secondary(unsigned int cpu, struct task_struct *idle) { struct r8a7779_pm_ch *ch = NULL; int ret = -EIO; diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c index d613113a04b..d5fc3ed4e31 100644 --- a/arch/arm/mach-shmobile/smp-sh73a0.c +++ b/arch/arm/mach-shmobile/smp-sh73a0.c @@ -48,7 +48,7 @@ void __init sh73a0_register_twd(void) } #endif -static int __cpuinit sh73a0_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int sh73a0_boot_secondary(unsigned int cpu, struct task_struct *idle) { cpu = cpu_logical_map(cpu); diff --git a/arch/arm/mach-socfpga/headsmp.S b/arch/arm/mach-socfpga/headsmp.S index 9004bfb1756..95c115d8b5e 100644 --- a/arch/arm/mach-socfpga/headsmp.S +++ b/arch/arm/mach-socfpga/headsmp.S @@ -10,7 +10,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT .arch armv7-a ENTRY(secondary_trampoline) diff --git a/arch/arm/mach-socfpga/platsmp.c b/arch/arm/mach-socfpga/platsmp.c index b51ce8c7929..5356a72bc8c 100644 --- a/arch/arm/mach-socfpga/platsmp.c +++ b/arch/arm/mach-socfpga/platsmp.c @@ -29,7 +29,7 @@ #include "core.h" -static int __cpuinit socfpga_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int socfpga_boot_secondary(unsigned int cpu, struct task_struct *idle) { int trampoline_size = &secondary_trampoline_end - &secondary_trampoline; diff --git a/arch/arm/mach-spear/generic.h b/arch/arm/mach-spear/generic.h index 904f2c907b4..a99d90a4d09 100644 --- a/arch/arm/mach-spear/generic.h +++ b/arch/arm/mach-spear/generic.h @@ -37,7 +37,7 @@ void __init spear13xx_l2x0_init(void); void spear_restart(enum reboot_mode, const char *); void spear13xx_secondary_startup(void); -void __cpuinit spear13xx_cpu_die(unsigned int cpu); +void spear13xx_cpu_die(unsigned int cpu); extern struct smp_operations spear13xx_smp_ops; diff --git a/arch/arm/mach-spear/platsmp.c b/arch/arm/mach-spear/platsmp.c index 9c4c722c954..5c4a19887b2 100644 --- a/arch/arm/mach-spear/platsmp.c +++ b/arch/arm/mach-spear/platsmp.c @@ -24,7 +24,7 @@ static DEFINE_SPINLOCK(boot_lock); static void __iomem *scu_base = IOMEM(VA_SCU_BASE); -static void __cpuinit spear13xx_secondary_init(unsigned int cpu) +static void spear13xx_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -40,7 +40,7 @@ static void __cpuinit spear13xx_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static int __cpuinit spear13xx_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int spear13xx_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; diff --git a/arch/arm/mach-sti/Kconfig b/arch/arm/mach-sti/Kconfig index d04e3bfe191..835833e3c4f 100644 --- a/arch/arm/mach-sti/Kconfig +++ b/arch/arm/mach-sti/Kconfig @@ -11,8 +11,9 @@ menuconfig ARCH_STI select HAVE_SMP select HAVE_ARM_SCU if SMP select ARCH_REQUIRE_GPIOLIB - select ARM_ERRATA_720789 select ARM_ERRATA_754322 + select ARM_ERRATA_764369 + select ARM_ERRATA_775420 select PL310_ERRATA_753970 if CACHE_PL310 select PL310_ERRATA_769419 if CACHE_PL310 help diff --git a/arch/arm/mach-sti/headsmp.S b/arch/arm/mach-sti/headsmp.S index 78ebc7559f5..4c09bae86ed 100644 --- a/arch/arm/mach-sti/headsmp.S +++ b/arch/arm/mach-sti/headsmp.S @@ -16,8 +16,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __INIT - /* * ST specific entry point for secondary CPUs. This provides * a "holding pen" into which all secondary cores are held until we're diff --git a/arch/arm/mach-sti/platsmp.c b/arch/arm/mach-sti/platsmp.c index 977a863468f..dce50d983a8 100644 --- a/arch/arm/mach-sti/platsmp.c +++ b/arch/arm/mach-sti/platsmp.c @@ -27,7 +27,7 @@ #include "smp.h" -static void __cpuinit write_pen_release(int val) +static void write_pen_release(int val) { pen_release = val; smp_wmb(); @@ -37,7 +37,7 @@ static void __cpuinit write_pen_release(int val) static DEFINE_SPINLOCK(boot_lock); -void __cpuinit sti_secondary_init(unsigned int cpu) +void sti_secondary_init(unsigned int cpu) { trace_hardirqs_off(); @@ -54,7 +54,7 @@ void __cpuinit sti_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -int __cpuinit sti_boot_secondary(unsigned int cpu, struct task_struct *idle) +int sti_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c index 554aedc98c9..2d0203627fb 100644 --- a/arch/arm/mach-tegra/platsmp.c +++ b/arch/arm/mach-tegra/platsmp.c @@ -35,7 +35,7 @@ static cpumask_t tegra_cpu_init_mask; -static void __cpuinit tegra_secondary_init(unsigned int cpu) +static void tegra_secondary_init(unsigned int cpu) { cpumask_set_cpu(cpu, &tegra_cpu_init_mask); } @@ -167,7 +167,7 @@ static int tegra114_boot_secondary(unsigned int cpu, struct task_struct *idle) return ret; } -static int __cpuinit tegra_boot_secondary(unsigned int cpu, +static int tegra_boot_secondary(unsigned int cpu, struct task_struct *idle) { if (IS_ENABLED(CONFIG_ARCH_TEGRA_2x_SOC) && tegra_chip_id == TEGRA20) diff --git a/arch/arm/mach-tegra/pm.c b/arch/arm/mach-tegra/pm.c index eaf6bd372ee..ed294a04e1d 100644 --- a/arch/arm/mach-tegra/pm.c +++ b/arch/arm/mach-tegra/pm.c @@ -289,7 +289,7 @@ static const char *lp_state[TEGRA_MAX_SUSPEND_MODE] = { [TEGRA_SUSPEND_LP0] = "LP0", }; -static int __cpuinit tegra_suspend_enter(suspend_state_t state) +static int tegra_suspend_enter(suspend_state_t state) { enum tegra_suspend_mode mode = tegra_pmc_get_suspend_mode(); diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c index 14d90469392..1f296e796a4 100644 --- a/arch/arm/mach-ux500/platsmp.c +++ b/arch/arm/mach-ux500/platsmp.c @@ -54,7 +54,7 @@ static void __iomem *scu_base_addr(void) static DEFINE_SPINLOCK(boot_lock); -static void __cpuinit ux500_secondary_init(unsigned int cpu) +static void ux500_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -69,7 +69,7 @@ static void __cpuinit ux500_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -static int __cpuinit ux500_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int ux500_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig index b8bbabec631..c700e623f9d 100644 --- a/arch/arm/mach-vexpress/Kconfig +++ b/arch/arm/mach-vexpress/Kconfig @@ -66,4 +66,12 @@ config ARCH_VEXPRESS_DCSCB This is needed to provide CPU and cluster power management on RTSM implementing big.LITTLE. +config ARCH_VEXPRESS_TC2_PM + bool "Versatile Express TC2 power management" + depends on MCPM + select ARM_CCI + help + Support for CPU and cluster power management on Versatile Express + with a TC2 (A15x2 A7x3) big.LITTLE core tile. + endmenu diff --git a/arch/arm/mach-vexpress/Makefile b/arch/arm/mach-vexpress/Makefile index 48ba89a8149..36ea8247123 100644 --- a/arch/arm/mach-vexpress/Makefile +++ b/arch/arm/mach-vexpress/Makefile @@ -7,5 +7,6 @@ ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \ obj-y := v2m.o obj-$(CONFIG_ARCH_VEXPRESS_CA9X4) += ct-ca9x4.o obj-$(CONFIG_ARCH_VEXPRESS_DCSCB) += dcscb.o dcscb_setup.o +obj-$(CONFIG_ARCH_VEXPRESS_TC2_PM) += tc2_pm.o spc.o obj-$(CONFIG_SMP) += platsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o diff --git a/arch/arm/mach-vexpress/dcscb.c b/arch/arm/mach-vexpress/dcscb.c index 16d57a8a9d5..3a6384c6c43 100644 --- a/arch/arm/mach-vexpress/dcscb.c +++ b/arch/arm/mach-vexpress/dcscb.c @@ -136,14 +136,35 @@ static void dcscb_power_down(void) /* * Flush all cache levels for this cluster. * - * A15/A7 can hit in the cache with SCTLR.C=0, so we don't need - * a preliminary flush here for those CPUs. At least, that's - * the theory -- without the extra flush, Linux explodes on - * RTSM (to be investigated). + * To do so we do: + * - Clear the SCTLR.C bit to prevent further cache allocations + * - Flush the whole cache + * - Clear the ACTLR "SMP" bit to disable local coherency + * + * Let's do it in the safest possible way i.e. with + * no memory access within the following sequence + * including to the stack. + * + * Note: fp is preserved to the stack explicitly prior doing + * this since adding it to the clobber list is incompatible + * with having CONFIG_FRAME_POINTER=y. */ - flush_cache_all(); - set_cr(get_cr() & ~CR_C); - flush_cache_all(); + asm volatile( + "str fp, [sp, #-4]! \n\t" + "mrc p15, 0, r0, c1, c0, 0 @ get CR \n\t" + "bic r0, r0, #"__stringify(CR_C)" \n\t" + "mcr p15, 0, r0, c1, c0, 0 @ set CR \n\t" + "isb \n\t" + "bl v7_flush_dcache_all \n\t" + "clrex \n\t" + "mrc p15, 0, r0, c1, c0, 1 @ get AUXCR \n\t" + "bic r0, r0, #(1 << 6) @ disable local coherency \n\t" + "mcr p15, 0, r0, c1, c0, 1 @ set AUXCR \n\t" + "isb \n\t" + "dsb \n\t" + "ldr fp, [sp], #4" + : : : "r0","r1","r2","r3","r4","r5","r6","r7", + "r9","r10","lr","memory"); /* * This is a harmless no-op. On platforms with a real @@ -152,9 +173,6 @@ static void dcscb_power_down(void) */ outer_flush_all(); - /* Disable local coherency by clearing the ACTLR "SMP" bit: */ - set_auxcr(get_auxcr() & ~(1 << 6)); - /* * Disable cluster-level coherency by masking * incoming snoops and DVM messages: @@ -167,18 +185,24 @@ static void dcscb_power_down(void) /* * Flush the local CPU cache. - * - * A15/A7 can hit in the cache with SCTLR.C=0, so we don't need - * a preliminary flush here for those CPUs. At least, that's - * the theory -- without the extra flush, Linux explodes on - * RTSM (to be investigated). + * Let's do it in the safest possible way as above. */ - flush_cache_louis(); - set_cr(get_cr() & ~CR_C); - flush_cache_louis(); - - /* Disable local coherency by clearing the ACTLR "SMP" bit: */ - set_auxcr(get_auxcr() & ~(1 << 6)); + asm volatile( + "str fp, [sp, #-4]! \n\t" + "mrc p15, 0, r0, c1, c0, 0 @ get CR \n\t" + "bic r0, r0, #"__stringify(CR_C)" \n\t" + "mcr p15, 0, r0, c1, c0, 0 @ set CR \n\t" + "isb \n\t" + "bl v7_flush_dcache_louis \n\t" + "clrex \n\t" + "mrc p15, 0, r0, c1, c0, 1 @ get AUXCR \n\t" + "bic r0, r0, #(1 << 6) @ disable local coherency \n\t" + "mcr p15, 0, r0, c1, c0, 1 @ set AUXCR \n\t" + "isb \n\t" + "dsb \n\t" + "ldr fp, [sp], #4" + : : : "r0","r1","r2","r3","r4","r5","r6","r7", + "r9","r10","lr","memory"); } __mcpm_cpu_down(cpu, cluster); diff --git a/arch/arm/mach-vexpress/spc.c b/arch/arm/mach-vexpress/spc.c new file mode 100644 index 00000000000..eefb029197c --- /dev/null +++ b/arch/arm/mach-vexpress/spc.c @@ -0,0 +1,180 @@ +/* + * Versatile Express Serial Power Controller (SPC) support + * + * Copyright (C) 2013 ARM Ltd. + * + * Authors: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com> + * Achin Gupta <achin.gupta@arm.com> + * Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/err.h> +#include <linux/io.h> +#include <linux/slab.h> + +#include <asm/cacheflush.h> + +#define SPCLOG "vexpress-spc: " + +/* SPC wake-up IRQs status and mask */ +#define WAKE_INT_MASK 0x24 +#define WAKE_INT_RAW 0x28 +#define WAKE_INT_STAT 0x2c +/* SPC power down registers */ +#define A15_PWRDN_EN 0x30 +#define A7_PWRDN_EN 0x34 +/* SPC per-CPU mailboxes */ +#define A15_BX_ADDR0 0x68 +#define A7_BX_ADDR0 0x78 + +/* wake-up interrupt masks */ +#define GBL_WAKEUP_INT_MSK (0x3 << 10) + +/* TC2 static dual-cluster configuration */ +#define MAX_CLUSTERS 2 + +struct ve_spc_drvdata { + void __iomem *baseaddr; + /* + * A15s cluster identifier + * It corresponds to A15 processors MPIDR[15:8] bitfield + */ + u32 a15_clusid; +}; + +static struct ve_spc_drvdata *info; + +static inline bool cluster_is_a15(u32 cluster) +{ + return cluster == info->a15_clusid; +} + +/** + * ve_spc_global_wakeup_irq() + * + * Function to set/clear global wakeup IRQs. Not protected by locking since + * it might be used in code paths where normal cacheable locks are not + * working. Locking must be provided by the caller to ensure atomicity. + * + * @set: if true, global wake-up IRQs are set, if false they are cleared + */ +void ve_spc_global_wakeup_irq(bool set) +{ + u32 reg; + + reg = readl_relaxed(info->baseaddr + WAKE_INT_MASK); + + if (set) + reg |= GBL_WAKEUP_INT_MSK; + else + reg &= ~GBL_WAKEUP_INT_MSK; + + writel_relaxed(reg, info->baseaddr + WAKE_INT_MASK); +} + +/** + * ve_spc_cpu_wakeup_irq() + * + * Function to set/clear per-CPU wake-up IRQs. Not protected by locking since + * it might be used in code paths where normal cacheable locks are not + * working. Locking must be provided by the caller to ensure atomicity. + * + * @cluster: mpidr[15:8] bitfield describing cluster affinity level + * @cpu: mpidr[7:0] bitfield describing cpu affinity level + * @set: if true, wake-up IRQs are set, if false they are cleared + */ +void ve_spc_cpu_wakeup_irq(u32 cluster, u32 cpu, bool set) +{ + u32 mask, reg; + + if (cluster >= MAX_CLUSTERS) + return; + + mask = 1 << cpu; + + if (!cluster_is_a15(cluster)) + mask <<= 4; + + reg = readl_relaxed(info->baseaddr + WAKE_INT_MASK); + + if (set) + reg |= mask; + else + reg &= ~mask; + + writel_relaxed(reg, info->baseaddr + WAKE_INT_MASK); +} + +/** + * ve_spc_set_resume_addr() - set the jump address used for warm boot + * + * @cluster: mpidr[15:8] bitfield describing cluster affinity level + * @cpu: mpidr[7:0] bitfield describing cpu affinity level + * @addr: physical resume address + */ +void ve_spc_set_resume_addr(u32 cluster, u32 cpu, u32 addr) +{ + void __iomem *baseaddr; + + if (cluster >= MAX_CLUSTERS) + return; + + if (cluster_is_a15(cluster)) + baseaddr = info->baseaddr + A15_BX_ADDR0 + (cpu << 2); + else + baseaddr = info->baseaddr + A7_BX_ADDR0 + (cpu << 2); + + writel_relaxed(addr, baseaddr); +} + +/** + * ve_spc_powerdown() + * + * Function to enable/disable cluster powerdown. Not protected by locking + * since it might be used in code paths where normal cacheable locks are not + * working. Locking must be provided by the caller to ensure atomicity. + * + * @cluster: mpidr[15:8] bitfield describing cluster affinity level + * @enable: if true enables powerdown, if false disables it + */ +void ve_spc_powerdown(u32 cluster, bool enable) +{ + u32 pwdrn_reg; + + if (cluster >= MAX_CLUSTERS) + return; + + pwdrn_reg = cluster_is_a15(cluster) ? A15_PWRDN_EN : A7_PWRDN_EN; + writel_relaxed(enable, info->baseaddr + pwdrn_reg); +} + +int __init ve_spc_init(void __iomem *baseaddr, u32 a15_clusid) +{ + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) { + pr_err(SPCLOG "unable to allocate mem\n"); + return -ENOMEM; + } + + info->baseaddr = baseaddr; + info->a15_clusid = a15_clusid; + + /* + * Multi-cluster systems may need this data when non-coherent, during + * cluster power-up/power-down. Make sure driver info reaches main + * memory. + */ + sync_cache_w(info); + sync_cache_w(&info); + + return 0; +} diff --git a/arch/arm/mach-vexpress/spc.h b/arch/arm/mach-vexpress/spc.h new file mode 100644 index 00000000000..5f7e4a446a1 --- /dev/null +++ b/arch/arm/mach-vexpress/spc.h @@ -0,0 +1,24 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Copyright (C) 2012 ARM Limited + */ + + +#ifndef __SPC_H_ +#define __SPC_H_ + +int __init ve_spc_init(void __iomem *base, u32 a15_clusid); +void ve_spc_global_wakeup_irq(bool set); +void ve_spc_cpu_wakeup_irq(u32 cluster, u32 cpu, bool set); +void ve_spc_set_resume_addr(u32 cluster, u32 cpu, u32 addr); +void ve_spc_powerdown(u32 cluster, bool enable); + +#endif diff --git a/arch/arm/mach-vexpress/tc2_pm.c b/arch/arm/mach-vexpress/tc2_pm.c new file mode 100644 index 00000000000..2b7c93a724e --- /dev/null +++ b/arch/arm/mach-vexpress/tc2_pm.c @@ -0,0 +1,352 @@ +/* + * arch/arm/mach-vexpress/tc2_pm.c - TC2 power management support + * + * Created by: Nicolas Pitre, October 2012 + * Copyright: (C) 2012-2013 Linaro Limited + * + * Some portions of this file were originally written by Achin Gupta + * Copyright: (C) 2012 ARM Limited + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/of_address.h> +#include <linux/spinlock.h> +#include <linux/errno.h> + +#include <asm/mcpm.h> +#include <asm/proc-fns.h> +#include <asm/cacheflush.h> +#include <asm/cputype.h> +#include <asm/cp15.h> + +#include <linux/arm-cci.h> + +#include "spc.h" + +/* SCC conf registers */ +#define A15_CONF 0x400 +#define A7_CONF 0x500 +#define SYS_INFO 0x700 +#define SPC_BASE 0xb00 + +/* + * We can't use regular spinlocks. In the switcher case, it is possible + * for an outbound CPU to call power_down() after its inbound counterpart + * is already live using the same logical CPU number which trips lockdep + * debugging. + */ +static arch_spinlock_t tc2_pm_lock = __ARCH_SPIN_LOCK_UNLOCKED; + +#define TC2_CLUSTERS 2 +#define TC2_MAX_CPUS_PER_CLUSTER 3 + +static unsigned int tc2_nr_cpus[TC2_CLUSTERS]; + +/* Keep per-cpu usage count to cope with unordered up/down requests */ +static int tc2_pm_use_count[TC2_MAX_CPUS_PER_CLUSTER][TC2_CLUSTERS]; + +#define tc2_cluster_unused(cluster) \ + (!tc2_pm_use_count[0][cluster] && \ + !tc2_pm_use_count[1][cluster] && \ + !tc2_pm_use_count[2][cluster]) + +static int tc2_pm_power_up(unsigned int cpu, unsigned int cluster) +{ + pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); + if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster]) + return -EINVAL; + + /* + * Since this is called with IRQs enabled, and no arch_spin_lock_irq + * variant exists, we need to disable IRQs manually here. + */ + local_irq_disable(); + arch_spin_lock(&tc2_pm_lock); + + if (tc2_cluster_unused(cluster)) + ve_spc_powerdown(cluster, false); + + tc2_pm_use_count[cpu][cluster]++; + if (tc2_pm_use_count[cpu][cluster] == 1) { + ve_spc_set_resume_addr(cluster, cpu, + virt_to_phys(mcpm_entry_point)); + ve_spc_cpu_wakeup_irq(cluster, cpu, true); + } else if (tc2_pm_use_count[cpu][cluster] != 2) { + /* + * The only possible values are: + * 0 = CPU down + * 1 = CPU (still) up + * 2 = CPU requested to be up before it had a chance + * to actually make itself down. + * Any other value is a bug. + */ + BUG(); + } + + arch_spin_unlock(&tc2_pm_lock); + local_irq_enable(); + + return 0; +} + +static void tc2_pm_down(u64 residency) +{ + unsigned int mpidr, cpu, cluster; + bool last_man = false, skip_wfi = false; + + mpidr = read_cpuid_mpidr(); + cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); + cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + + pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); + BUG_ON(cluster >= TC2_CLUSTERS || cpu >= TC2_MAX_CPUS_PER_CLUSTER); + + __mcpm_cpu_going_down(cpu, cluster); + + arch_spin_lock(&tc2_pm_lock); + BUG_ON(__mcpm_cluster_state(cluster) != CLUSTER_UP); + tc2_pm_use_count[cpu][cluster]--; + if (tc2_pm_use_count[cpu][cluster] == 0) { + ve_spc_cpu_wakeup_irq(cluster, cpu, true); + if (tc2_cluster_unused(cluster)) { + ve_spc_powerdown(cluster, true); + ve_spc_global_wakeup_irq(true); + last_man = true; + } + } else if (tc2_pm_use_count[cpu][cluster] == 1) { + /* + * A power_up request went ahead of us. + * Even if we do not want to shut this CPU down, + * the caller expects a certain state as if the WFI + * was aborted. So let's continue with cache cleaning. + */ + skip_wfi = true; + } else + BUG(); + + if (last_man && __mcpm_outbound_enter_critical(cpu, cluster)) { + arch_spin_unlock(&tc2_pm_lock); + + if (read_cpuid_part_number() == ARM_CPU_PART_CORTEX_A15) { + /* + * On the Cortex-A15 we need to disable + * L2 prefetching before flushing the cache. + */ + asm volatile( + "mcr p15, 1, %0, c15, c0, 3 \n\t" + "isb \n\t" + "dsb " + : : "r" (0x400) ); + } + + /* + * We need to disable and flush the whole (L1 and L2) cache. + * Let's do it in the safest possible way i.e. with + * no memory access within the following sequence + * including the stack. + * + * Note: fp is preserved to the stack explicitly prior doing + * this since adding it to the clobber list is incompatible + * with having CONFIG_FRAME_POINTER=y. + */ + asm volatile( + "str fp, [sp, #-4]! \n\t" + "mrc p15, 0, r0, c1, c0, 0 @ get CR \n\t" + "bic r0, r0, #"__stringify(CR_C)" \n\t" + "mcr p15, 0, r0, c1, c0, 0 @ set CR \n\t" + "isb \n\t" + "bl v7_flush_dcache_all \n\t" + "clrex \n\t" + "mrc p15, 0, r0, c1, c0, 1 @ get AUXCR \n\t" + "bic r0, r0, #(1 << 6) @ disable local coherency \n\t" + "mcr p15, 0, r0, c1, c0, 1 @ set AUXCR \n\t" + "isb \n\t" + "dsb \n\t" + "ldr fp, [sp], #4" + : : : "r0","r1","r2","r3","r4","r5","r6","r7", + "r9","r10","lr","memory"); + + cci_disable_port_by_cpu(mpidr); + + __mcpm_outbound_leave_critical(cluster, CLUSTER_DOWN); + } else { + /* + * If last man then undo any setup done previously. + */ + if (last_man) { + ve_spc_powerdown(cluster, false); + ve_spc_global_wakeup_irq(false); + } + + arch_spin_unlock(&tc2_pm_lock); + + /* + * We need to disable and flush only the L1 cache. + * Let's do it in the safest possible way as above. + */ + asm volatile( + "str fp, [sp, #-4]! \n\t" + "mrc p15, 0, r0, c1, c0, 0 @ get CR \n\t" + "bic r0, r0, #"__stringify(CR_C)" \n\t" + "mcr p15, 0, r0, c1, c0, 0 @ set CR \n\t" + "isb \n\t" + "bl v7_flush_dcache_louis \n\t" + "clrex \n\t" + "mrc p15, 0, r0, c1, c0, 1 @ get AUXCR \n\t" + "bic r0, r0, #(1 << 6) @ disable local coherency \n\t" + "mcr p15, 0, r0, c1, c0, 1 @ set AUXCR \n\t" + "isb \n\t" + "dsb \n\t" + "ldr fp, [sp], #4" + : : : "r0","r1","r2","r3","r4","r5","r6","r7", + "r9","r10","lr","memory"); + } + + __mcpm_cpu_down(cpu, cluster); + + /* Now we are prepared for power-down, do it: */ + if (!skip_wfi) + wfi(); + + /* Not dead at this point? Let our caller cope. */ +} + +static void tc2_pm_power_down(void) +{ + tc2_pm_down(0); +} + +static void tc2_pm_suspend(u64 residency) +{ + unsigned int mpidr, cpu, cluster; + + mpidr = read_cpuid_mpidr(); + cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); + cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + ve_spc_set_resume_addr(cluster, cpu, virt_to_phys(mcpm_entry_point)); + tc2_pm_down(residency); +} + +static void tc2_pm_powered_up(void) +{ + unsigned int mpidr, cpu, cluster; + unsigned long flags; + + mpidr = read_cpuid_mpidr(); + cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); + cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + + pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); + BUG_ON(cluster >= TC2_CLUSTERS || cpu >= TC2_MAX_CPUS_PER_CLUSTER); + + local_irq_save(flags); + arch_spin_lock(&tc2_pm_lock); + + if (tc2_cluster_unused(cluster)) { + ve_spc_powerdown(cluster, false); + ve_spc_global_wakeup_irq(false); + } + + if (!tc2_pm_use_count[cpu][cluster]) + tc2_pm_use_count[cpu][cluster] = 1; + + ve_spc_cpu_wakeup_irq(cluster, cpu, false); + ve_spc_set_resume_addr(cluster, cpu, 0); + + arch_spin_unlock(&tc2_pm_lock); + local_irq_restore(flags); +} + +static const struct mcpm_platform_ops tc2_pm_power_ops = { + .power_up = tc2_pm_power_up, + .power_down = tc2_pm_power_down, + .suspend = tc2_pm_suspend, + .powered_up = tc2_pm_powered_up, +}; + +static bool __init tc2_pm_usage_count_init(void) +{ + unsigned int mpidr, cpu, cluster; + + mpidr = read_cpuid_mpidr(); + cpu = MPIDR_AFFINITY_LEVEL(mpidr, 0); + cluster = MPIDR_AFFINITY_LEVEL(mpidr, 1); + + pr_debug("%s: cpu %u cluster %u\n", __func__, cpu, cluster); + if (cluster >= TC2_CLUSTERS || cpu >= tc2_nr_cpus[cluster]) { + pr_err("%s: boot CPU is out of bound!\n", __func__); + return false; + } + tc2_pm_use_count[cpu][cluster] = 1; + return true; +} + +/* + * Enable cluster-level coherency, in preparation for turning on the MMU. + */ +static void __naked tc2_pm_power_up_setup(unsigned int affinity_level) +{ + asm volatile (" \n" +" cmp r0, #1 \n" +" bxne lr \n" +" b cci_enable_port_for_self "); +} + +static int __init tc2_pm_init(void) +{ + int ret; + void __iomem *scc; + u32 a15_cluster_id, a7_cluster_id, sys_info; + struct device_node *np; + + /* + * The power management-related features are hidden behind + * SCC registers. We need to extract runtime information like + * cluster ids and number of CPUs really available in clusters. + */ + np = of_find_compatible_node(NULL, NULL, + "arm,vexpress-scc,v2p-ca15_a7"); + scc = of_iomap(np, 0); + if (!scc) + return -ENODEV; + + a15_cluster_id = readl_relaxed(scc + A15_CONF) & 0xf; + a7_cluster_id = readl_relaxed(scc + A7_CONF) & 0xf; + if (a15_cluster_id >= TC2_CLUSTERS || a7_cluster_id >= TC2_CLUSTERS) + return -EINVAL; + + sys_info = readl_relaxed(scc + SYS_INFO); + tc2_nr_cpus[a15_cluster_id] = (sys_info >> 16) & 0xf; + tc2_nr_cpus[a7_cluster_id] = (sys_info >> 20) & 0xf; + + /* + * A subset of the SCC registers is also used to communicate + * with the SPC (power controller). We need to be able to + * drive it very early in the boot process to power up + * processors, so we initialize the SPC driver here. + */ + ret = ve_spc_init(scc + SPC_BASE, a15_cluster_id); + if (ret) + return ret; + + if (!cci_probed()) + return -ENODEV; + + if (!tc2_pm_usage_count_init()) + return -EINVAL; + + ret = mcpm_platform_register(&tc2_pm_power_ops); + if (!ret) { + mcpm_sync_init(tc2_pm_power_up_setup); + pr_info("TC2 power management initialized\n"); + } + return ret; +} + +early_initcall(tc2_pm_init); diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c index 5b799c29886..5f252569c68 100644 --- a/arch/arm/mach-zynq/common.c +++ b/arch/arm/mach-zynq/common.c @@ -91,7 +91,7 @@ static void __init zynq_map_io(void) zynq_scu_map_io(); } -static void zynq_system_reset(char mode, const char *cmd) +static void zynq_system_reset(enum reboot_mode mode, const char *cmd) { zynq_slcr_system_reset(); } diff --git a/arch/arm/mach-zynq/common.h b/arch/arm/mach-zynq/common.h index fbbd0e21c40..3040d219570 100644 --- a/arch/arm/mach-zynq/common.h +++ b/arch/arm/mach-zynq/common.h @@ -27,7 +27,7 @@ extern void secondary_startup(void); extern char zynq_secondary_trampoline; extern char zynq_secondary_trampoline_jump; extern char zynq_secondary_trampoline_end; -extern int __cpuinit zynq_cpun_start(u32 address, int cpu); +extern int zynq_cpun_start(u32 address, int cpu); extern struct smp_operations zynq_smp_ops __initdata; #endif diff --git a/arch/arm/mach-zynq/headsmp.S b/arch/arm/mach-zynq/headsmp.S index d183cd234a9..d4cd5f34fe5 100644 --- a/arch/arm/mach-zynq/headsmp.S +++ b/arch/arm/mach-zynq/headsmp.S @@ -9,8 +9,6 @@ #include <linux/linkage.h> #include <linux/init.h> - __CPUINIT - ENTRY(zynq_secondary_trampoline) ldr r0, [pc] bx r0 diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c index 023f225493f..689fbbc3d9c 100644 --- a/arch/arm/mach-zynq/platsmp.c +++ b/arch/arm/mach-zynq/platsmp.c @@ -30,11 +30,11 @@ /* * Store number of cores in the system * Because of scu_get_core_count() must be in __init section and can't - * be called from zynq_cpun_start() because it is in __cpuinit section. + * be called from zynq_cpun_start() because it is not in __init section. */ static int ncores; -int __cpuinit zynq_cpun_start(u32 address, int cpu) +int zynq_cpun_start(u32 address, int cpu) { u32 trampoline_code_size = &zynq_secondary_trampoline_end - &zynq_secondary_trampoline; @@ -92,7 +92,7 @@ int __cpuinit zynq_cpun_start(u32 address, int cpu) } EXPORT_SYMBOL(zynq_cpun_start); -static int __cpuinit zynq_boot_secondary(unsigned int cpu, +static int zynq_boot_secondary(unsigned int cpu, struct task_struct *idle) { return zynq_cpun_start(virt_to_phys(secondary_startup), cpu); diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 6cacdc8dd65..db5c2cab8fd 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -421,24 +421,28 @@ config CPU_32v3 select CPU_USE_DOMAINS if MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP select TLS_REG_EMUL if SMP || !MMU + select NEED_KUSER_HELPERS config CPU_32v4 bool select CPU_USE_DOMAINS if MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP select TLS_REG_EMUL if SMP || !MMU + select NEED_KUSER_HELPERS config CPU_32v4T bool select CPU_USE_DOMAINS if MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP select TLS_REG_EMUL if SMP || !MMU + select NEED_KUSER_HELPERS config CPU_32v5 bool select CPU_USE_DOMAINS if MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP select TLS_REG_EMUL if SMP || !MMU + select NEED_KUSER_HELPERS config CPU_32v6 bool @@ -776,6 +780,7 @@ config CPU_BPREDICT_DISABLE config TLS_REG_EMUL bool + select NEED_KUSER_HELPERS help An SMP system using a pre-ARMv6 processor (there are apparently a few prototypes like that in existence) and therefore access to @@ -783,11 +788,40 @@ config TLS_REG_EMUL config NEEDS_SYSCALL_FOR_CMPXCHG bool + select NEED_KUSER_HELPERS help SMP on a pre-ARMv6 processor? Well OK then. Forget about fast user space cmpxchg support. It is just not possible. +config NEED_KUSER_HELPERS + bool + +config KUSER_HELPERS + bool "Enable kuser helpers in vector page" if !NEED_KUSER_HELPERS + default y + help + Warning: disabling this option may break user programs. + + Provide kuser helpers in the vector page. The kernel provides + helper code to userspace in read only form at a fixed location + in the high vector page to allow userspace to be independent of + the CPU type fitted to the system. This permits binaries to be + run on ARMv4 through to ARMv7 without modification. + + However, the fixed address nature of these helpers can be used + by ROP (return orientated programming) authors when creating + exploits. + + If all of the binaries and libraries which run on your platform + are built specifically for your platform, and make no use of + these helpers, then you can turn this option off. However, + when such an binary or library is run, it will receive a SIGILL + signal, which will terminate the program. + + Say N here only if you are absolutely certain that you do not + need these helpers; otherwise, the safe option is to say Y. + config DMA_CACHE_RWFO bool "Enable read/write for ownership DMA cache maintenance" depends on CPU_V6K && SMP diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index b55b1015724..4a0544492f1 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -245,7 +245,8 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk) if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) { local_flush_bp_all(); local_flush_tlb_all(); - dummy_flush_tlb_a15_erratum(); + if (erratum_a15_798181()) + dummy_flush_tlb_a15_erratum(); } atomic64_set(&per_cpu(active_asids, cpu), asid); diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 4f56617a239..53cdbd39ec8 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -989,6 +989,7 @@ phys_addr_t arm_lowmem_limit __initdata = 0; void __init sanity_check_meminfo(void) { + phys_addr_t memblock_limit = 0; int i, j, highmem = 0; phys_addr_t vmalloc_limit = __pa(vmalloc_min - 1) + 1; @@ -1052,9 +1053,32 @@ void __init sanity_check_meminfo(void) bank->size = size_limit; } #endif - if (!bank->highmem && bank->start + bank->size > arm_lowmem_limit) - arm_lowmem_limit = bank->start + bank->size; + if (!bank->highmem) { + phys_addr_t bank_end = bank->start + bank->size; + if (bank_end > arm_lowmem_limit) + arm_lowmem_limit = bank_end; + + /* + * Find the first non-section-aligned page, and point + * memblock_limit at it. This relies on rounding the + * limit down to be section-aligned, which happens at + * the end of this function. + * + * With this algorithm, the start or end of almost any + * bank can be non-section-aligned. The only exception + * is that the start of the bank 0 must be section- + * aligned, since otherwise memory would need to be + * allocated when mapping the start of bank 0, which + * occurs before any free memory is mapped. + */ + if (!memblock_limit) { + if (!IS_ALIGNED(bank->start, SECTION_SIZE)) + memblock_limit = bank->start; + else if (!IS_ALIGNED(bank_end, SECTION_SIZE)) + memblock_limit = bank_end; + } + } j++; } #ifdef CONFIG_HIGHMEM @@ -1079,7 +1103,18 @@ void __init sanity_check_meminfo(void) #endif meminfo.nr_banks = j; high_memory = __va(arm_lowmem_limit - 1) + 1; - memblock_set_current_limit(arm_lowmem_limit); + + /* + * Round the memblock limit down to a section size. This + * helps to ensure that we will allocate memory from the + * last full section, which should be mapped. + */ + if (memblock_limit) + memblock_limit = round_down(memblock_limit, SECTION_SIZE); + if (!memblock_limit) + memblock_limit = arm_lowmem_limit; + + memblock_set_current_limit(memblock_limit); } static inline void prepare_page_table(void) @@ -1160,7 +1195,7 @@ static void __init devicemaps_init(struct machine_desc *mdesc) /* * Allocate the vector page early. */ - vectors = early_alloc(PAGE_SIZE); + vectors = early_alloc(PAGE_SIZE * 2); early_trap_init(vectors); @@ -1205,15 +1240,27 @@ static void __init devicemaps_init(struct machine_desc *mdesc) map.pfn = __phys_to_pfn(virt_to_phys(vectors)); map.virtual = 0xffff0000; map.length = PAGE_SIZE; +#ifdef CONFIG_KUSER_HELPERS map.type = MT_HIGH_VECTORS; +#else + map.type = MT_LOW_VECTORS; +#endif create_mapping(&map); if (!vectors_high()) { map.virtual = 0; + map.length = PAGE_SIZE * 2; map.type = MT_LOW_VECTORS; create_mapping(&map); } + /* Now create a kernel read-only mapping */ + map.pfn += 1; + map.virtual = 0xffff0000 + PAGE_SIZE; + map.length = PAGE_SIZE; + map.type = MT_LOW_VECTORS; + create_mapping(&map); + /* * Ask the machine support to map in the statically mapped devices. */ @@ -1276,8 +1323,6 @@ void __init paging_init(struct machine_desc *mdesc) { void *zero_page; - memblock_set_current_limit(arm_lowmem_limit); - build_mem_type_table(); prepare_page_table(); map_lowmem(); diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S index 2bb61e703d6..d1a2d05971e 100644 --- a/arch/arm/mm/proc-arm1020.S +++ b/arch/arm/mm/proc-arm1020.S @@ -443,8 +443,6 @@ ENTRY(cpu_arm1020_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm1020_setup, #function __arm1020_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S index 8f96aa40f51..9d89405c3d0 100644 --- a/arch/arm/mm/proc-arm1020e.S +++ b/arch/arm/mm/proc-arm1020e.S @@ -425,8 +425,6 @@ ENTRY(cpu_arm1020e_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm1020e_setup, #function __arm1020e_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S index 8ebe4a469a2..6f01a0ae3b3 100644 --- a/arch/arm/mm/proc-arm1022.S +++ b/arch/arm/mm/proc-arm1022.S @@ -407,8 +407,6 @@ ENTRY(cpu_arm1022_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm1022_setup, #function __arm1022_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S index 093fc7e520c..4799a24b43e 100644 --- a/arch/arm/mm/proc-arm1026.S +++ b/arch/arm/mm/proc-arm1026.S @@ -396,9 +396,6 @@ ENTRY(cpu_arm1026_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - - __CPUINIT - .type __arm1026_setup, #function __arm1026_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S index 0ac908c7ade..d42c37f9f5b 100644 --- a/arch/arm/mm/proc-arm720.S +++ b/arch/arm/mm/proc-arm720.S @@ -116,8 +116,6 @@ ENTRY(cpu_arm720_reset) ENDPROC(cpu_arm720_reset) .popsection - __CPUINIT - .type __arm710_setup, #function __arm710_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S index fde2d2a794c..9b0ae90cbf1 100644 --- a/arch/arm/mm/proc-arm740.S +++ b/arch/arm/mm/proc-arm740.S @@ -60,8 +60,6 @@ ENTRY(cpu_arm740_reset) ENDPROC(cpu_arm740_reset) .popsection - __CPUINIT - .type __arm740_setup, #function __arm740_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm7tdmi.S b/arch/arm/mm/proc-arm7tdmi.S index 6ddea3e464b..f6cc3f63ce3 100644 --- a/arch/arm/mm/proc-arm7tdmi.S +++ b/arch/arm/mm/proc-arm7tdmi.S @@ -51,8 +51,6 @@ ENTRY(cpu_arm7tdmi_reset) ENDPROC(cpu_arm7tdmi_reset) .popsection - __CPUINIT - .type __arm7tdmi_setup, #function __arm7tdmi_setup: mov pc, lr diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S index 2556cf1c2da..549557df6d5 100644 --- a/arch/arm/mm/proc-arm920.S +++ b/arch/arm/mm/proc-arm920.S @@ -410,8 +410,6 @@ ENTRY(cpu_arm920_do_resume) ENDPROC(cpu_arm920_do_resume) #endif - __CPUINIT - .type __arm920_setup, #function __arm920_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S index 4464c49d744..2a758b06c6f 100644 --- a/arch/arm/mm/proc-arm922.S +++ b/arch/arm/mm/proc-arm922.S @@ -388,8 +388,6 @@ ENTRY(cpu_arm922_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm922_setup, #function __arm922_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S index 281eb9b9c1d..97448c3acf3 100644 --- a/arch/arm/mm/proc-arm925.S +++ b/arch/arm/mm/proc-arm925.S @@ -438,8 +438,6 @@ ENTRY(cpu_arm925_set_pte_ext) #endif /* CONFIG_MMU */ mov pc, lr - __CPUINIT - .type __arm925_setup, #function __arm925_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S index 344c8a548cc..0f098f407c9 100644 --- a/arch/arm/mm/proc-arm926.S +++ b/arch/arm/mm/proc-arm926.S @@ -425,8 +425,6 @@ ENTRY(cpu_arm926_do_resume) ENDPROC(cpu_arm926_do_resume) #endif - __CPUINIT - .type __arm926_setup, #function __arm926_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm940.S b/arch/arm/mm/proc-arm940.S index 8da189d4a40..1c39a704ff6 100644 --- a/arch/arm/mm/proc-arm940.S +++ b/arch/arm/mm/proc-arm940.S @@ -273,8 +273,6 @@ ENDPROC(arm940_dma_unmap_area) @ define struct cpu_cache_fns (see <asm/cacheflush.h> and proc-macros.S) define_cache_functions arm940 - __CPUINIT - .type __arm940_setup, #function __arm940_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm946.S b/arch/arm/mm/proc-arm946.S index f666cf34075..0289cd905e7 100644 --- a/arch/arm/mm/proc-arm946.S +++ b/arch/arm/mm/proc-arm946.S @@ -326,8 +326,6 @@ ENTRY(cpu_arm946_dcache_clean_area) mcr p15, 0, r0, c7, c10, 4 @ drain WB mov pc, lr - __CPUINIT - .type __arm946_setup, #function __arm946_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-arm9tdmi.S b/arch/arm/mm/proc-arm9tdmi.S index 8881391dfb9..f51197ba754 100644 --- a/arch/arm/mm/proc-arm9tdmi.S +++ b/arch/arm/mm/proc-arm9tdmi.S @@ -51,8 +51,6 @@ ENTRY(cpu_arm9tdmi_reset) ENDPROC(cpu_arm9tdmi_reset) .popsection - __CPUINIT - .type __arm9tdmi_setup, #function __arm9tdmi_setup: mov pc, lr diff --git a/arch/arm/mm/proc-fa526.S b/arch/arm/mm/proc-fa526.S index aaeb6c127c7..2dfc0f1d3bf 100644 --- a/arch/arm/mm/proc-fa526.S +++ b/arch/arm/mm/proc-fa526.S @@ -135,8 +135,6 @@ ENTRY(cpu_fa526_set_pte_ext) #endif mov pc, lr - __CPUINIT - .type __fa526_setup, #function __fa526_setup: /* On return of this routine, r0 must carry correct flags for CFG register */ diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S index 4106b09e0c2..d5146b98c8d 100644 --- a/arch/arm/mm/proc-feroceon.S +++ b/arch/arm/mm/proc-feroceon.S @@ -514,8 +514,6 @@ ENTRY(cpu_feroceon_set_pte_ext) #endif mov pc, lr - __CPUINIT - .type __feroceon_setup, #function __feroceon_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S index 0b60dd3d742..40acba59573 100644 --- a/arch/arm/mm/proc-mohawk.S +++ b/arch/arm/mm/proc-mohawk.S @@ -383,8 +383,6 @@ ENTRY(cpu_mohawk_do_resume) ENDPROC(cpu_mohawk_do_resume) #endif - __CPUINIT - .type __mohawk_setup, #function __mohawk_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S index 775d70fba93..c45319c8f1d 100644 --- a/arch/arm/mm/proc-sa110.S +++ b/arch/arm/mm/proc-sa110.S @@ -159,8 +159,6 @@ ENTRY(cpu_sa110_set_pte_ext) #endif mov pc, lr - __CPUINIT - .type __sa110_setup, #function __sa110_setup: mov r10, #0 diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S index d92dfd08142..09d241ae2db 100644 --- a/arch/arm/mm/proc-sa1100.S +++ b/arch/arm/mm/proc-sa1100.S @@ -198,8 +198,6 @@ ENTRY(cpu_sa1100_do_resume) ENDPROC(cpu_sa1100_do_resume) #endif - __CPUINIT - .type __sa1100_setup, #function __sa1100_setup: mov r0, #0 diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index 2d1ef87328a..1128064fddc 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S @@ -180,8 +180,6 @@ ENDPROC(cpu_v6_do_resume) .align - __CPUINIT - /* * __v6_setup * diff --git a/arch/arm/mm/proc-v7-2level.S b/arch/arm/mm/proc-v7-2level.S index 9704097c450..bdd3be4be77 100644 --- a/arch/arm/mm/proc-v7-2level.S +++ b/arch/arm/mm/proc-v7-2level.S @@ -110,7 +110,7 @@ ENTRY(cpu_v7_set_pte_ext) ARM( str r3, [r0, #2048]! ) THUMB( add r0, r0, #2048 ) THUMB( str r3, [r0] ) - ALT_SMP(mov pc,lr) + ALT_SMP(W(nop)) ALT_UP (mcr p15, 0, r0, c7, c10, 1) @ flush_pte #endif mov pc, lr @@ -160,8 +160,6 @@ ENDPROC(cpu_v7_set_pte_ext) mcr p15, 0, \ttbr1, c2, c0, 1 @ load TTB1 .endm - __CPUINIT - /* AT * TFR EV X F I D LR S * .EEE ..EE PUI. .T.T 4RVI ZWRS BLDP WCAM @@ -172,5 +170,3 @@ ENDPROC(cpu_v7_set_pte_ext) .type v7_crval, #object v7_crval: crval clear=0x2120c302, mmuset=0x10c03c7d, ucset=0x00c01c7c - - .previous diff --git a/arch/arm/mm/proc-v7-3level.S b/arch/arm/mm/proc-v7-3level.S index 5ffe1956c6d..01a719e18bb 100644 --- a/arch/arm/mm/proc-v7-3level.S +++ b/arch/arm/mm/proc-v7-3level.S @@ -81,7 +81,7 @@ ENTRY(cpu_v7_set_pte_ext) tst r3, #1 << (55 - 32) @ L_PTE_DIRTY orreq r2, #L_PTE_RDONLY 1: strd r2, r3, [r0] - ALT_SMP(mov pc, lr) + ALT_SMP(W(nop)) ALT_UP (mcr p15, 0, r0, c7, c10, 1) @ flush_pte #endif mov pc, lr @@ -140,8 +140,6 @@ ENDPROC(cpu_v7_set_pte_ext) mcrr p15, 0, \ttbr0, \zero, c2 @ load TTBR0 .endm - __CPUINIT - /* * AT * TFR EV X F IHD LR S @@ -153,5 +151,3 @@ ENDPROC(cpu_v7_set_pte_ext) .type v7_crval, #object v7_crval: crval clear=0x0120c302, mmuset=0x30c23c7d, ucset=0x00c01c7c - - .previous diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 7ef3ad05df3..73398bcf9bd 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -75,13 +75,14 @@ ENTRY(cpu_v7_do_idle) ENDPROC(cpu_v7_do_idle) ENTRY(cpu_v7_dcache_clean_area) - ALT_SMP(mov pc, lr) @ MP extensions imply L1 PTW - ALT_UP(W(nop)) - dcache_line_size r2, r3 -1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry + ALT_SMP(W(nop)) @ MP extensions imply L1 PTW + ALT_UP_B(1f) + mov pc, lr +1: dcache_line_size r2, r3 +2: mcr p15, 0, r0, c7, c10, 1 @ clean D entry add r0, r0, r2 subs r1, r1, r2 - bhi 1b + bhi 2b dsb mov pc, lr ENDPROC(cpu_v7_dcache_clean_area) @@ -167,8 +168,6 @@ ENDPROC(cpu_pj4b_do_idle) #endif - __CPUINIT - /* * __v7_setup * diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S index e8efd83b6f2..dc164589004 100644 --- a/arch/arm/mm/proc-xsc3.S +++ b/arch/arm/mm/proc-xsc3.S @@ -446,8 +446,6 @@ ENTRY(cpu_xsc3_do_resume) ENDPROC(cpu_xsc3_do_resume) #endif - __CPUINIT - .type __xsc3_setup, #function __xsc3_setup: mov r0, #PSR_F_BIT|PSR_I_BIT|SVC_MODE diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index e766f889bfd..d19b1cfcad9 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -558,8 +558,6 @@ ENTRY(cpu_xscale_do_resume) ENDPROC(cpu_xscale_do_resume) #endif - __CPUINIT - .type __xscale_setup, #function __xscale_setup: mcr p15, 0, ip, c7, c7, 0 @ invalidate I, D caches & BTB diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig index f82bae2171e..436ea97074c 100644 --- a/arch/arm/plat-omap/Kconfig +++ b/arch/arm/plat-omap/Kconfig @@ -106,7 +106,7 @@ config OMAP_32K_TIMER This timer saves power compared to the OMAP_MPU_TIMER, and has support for no tick during idle. The 32KHz timer provides less intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is - currently only available for OMAP16XX, 24XX, 34XX and OMAP4/5. + currently only available for OMAP16XX, 24XX, 34XX, OMAP4/5 and DRA7XX. On OMAP2PLUS this value is only used for CONFIG_HZ and CLOCK_TICK_RATE compile time calculation. diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig index 3dc5cbea86c..a5b5ff6e68d 100644 --- a/arch/arm/plat-samsung/Kconfig +++ b/arch/arm/plat-samsung/Kconfig @@ -29,6 +29,13 @@ config PLAT_S5P help Base platform code for Samsung's S5P series SoC. +config SAMSUNG_PM + bool + depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5P64X0 || S5P_PM) + default y + help + Base platform power management code for samsung code + if PLAT_SAMSUNG # boot configurations diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile index 98d07d8fc7a..199bbe304d0 100644 --- a/arch/arm/plat-samsung/Makefile +++ b/arch/arm/plat-samsung/Makefile @@ -51,7 +51,7 @@ obj-$(CONFIG_SAMSUNG_DMADEV) += dma-ops.o # PM support -obj-$(CONFIG_PM) += pm.o +obj-$(CONFIG_SAMSUNG_PM) += pm.o obj-$(CONFIG_SAMSUNG_PM_GPIO) += pm-gpio.o obj-$(CONFIG_SAMSUNG_PM_CHECK) += pm-check.o diff --git a/arch/arm/plat-samsung/include/plat/clock.h b/arch/arm/plat-samsung/include/plat/clock.h index a62753dc15b..df45d6edc98 100644 --- a/arch/arm/plat-samsung/include/plat/clock.h +++ b/arch/arm/plat-samsung/include/plat/clock.h @@ -83,6 +83,11 @@ extern struct clk clk_ext; extern struct clksrc_clk clk_epllref; extern struct clksrc_clk clk_esysclk; +/* S3C24XX UART clocks */ +extern struct clk s3c24xx_clk_uart0; +extern struct clk s3c24xx_clk_uart1; +extern struct clk s3c24xx_clk_uart2; + /* S3C64XX specific clocks */ extern struct clk clk_h2; extern struct clk clk_27m; diff --git a/arch/arm/plat-samsung/include/plat/pm.h b/arch/arm/plat-samsung/include/plat/pm.h index 5d47ca35cab..6bc1a8f471e 100644 --- a/arch/arm/plat-samsung/include/plat/pm.h +++ b/arch/arm/plat-samsung/include/plat/pm.h @@ -19,7 +19,7 @@ struct device; -#ifdef CONFIG_PM +#ifdef CONFIG_SAMSUNG_PM extern __init int s3c_pm_init(void); extern __init int s3c64xx_pm_init(void); @@ -58,8 +58,6 @@ extern unsigned char pm_uart_udivslot; /* true to save UART UDIVSLOT */ /* from sleep.S */ -extern void s3c_cpu_resume(void); - extern int s3c2410_cpu_suspend(unsigned long); /* sleep save info */ @@ -106,12 +104,14 @@ extern void s3c_pm_do_save(struct sleep_save *ptr, int count); extern void s3c_pm_do_restore(struct sleep_save *ptr, int count); extern void s3c_pm_do_restore_core(struct sleep_save *ptr, int count); -#ifdef CONFIG_PM +#ifdef CONFIG_SAMSUNG_PM extern int s3c_irq_wake(struct irq_data *data, unsigned int state); extern int s3c_irqext_wake(struct irq_data *data, unsigned int state); +extern void s3c_cpu_resume(void); #else #define s3c_irq_wake NULL #define s3c_irqext_wake NULL +#define s3c_cpu_resume NULL #endif /* PM debug functions */ diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c index ea361364245..d0c23010b69 100644 --- a/arch/arm/plat-samsung/pm.c +++ b/arch/arm/plat-samsung/pm.c @@ -80,7 +80,7 @@ unsigned char pm_uart_udivslot; #ifdef CONFIG_SAMSUNG_PM_DEBUG -static struct pm_uart_save uart_save[CONFIG_SERIAL_SAMSUNG_UARTS]; +static struct pm_uart_save uart_save; static void s3c_pm_save_uart(unsigned int uart, struct pm_uart_save *save) { @@ -101,11 +101,7 @@ static void s3c_pm_save_uart(unsigned int uart, struct pm_uart_save *save) static void s3c_pm_save_uarts(void) { - struct pm_uart_save *save = uart_save; - unsigned int uart; - - for (uart = 0; uart < CONFIG_SERIAL_SAMSUNG_UARTS; uart++, save++) - s3c_pm_save_uart(uart, save); + s3c_pm_save_uart(CONFIG_DEBUG_S3C_UART, &uart_save); } static void s3c_pm_restore_uart(unsigned int uart, struct pm_uart_save *save) @@ -126,11 +122,7 @@ static void s3c_pm_restore_uart(unsigned int uart, struct pm_uart_save *save) static void s3c_pm_restore_uarts(void) { - struct pm_uart_save *save = uart_save; - unsigned int uart; - - for (uart = 0; uart < CONFIG_SERIAL_SAMSUNG_UARTS; uart++, save++) - s3c_pm_restore_uart(uart, save); + s3c_pm_restore_uart(CONFIG_DEBUG_S3C_UART, &uart_save); } #else static void s3c_pm_save_uarts(void) { } diff --git a/arch/arm/plat-versatile/platsmp.c b/arch/arm/plat-versatile/platsmp.c index 1e1b2d76974..39895d892c3 100644 --- a/arch/arm/plat-versatile/platsmp.c +++ b/arch/arm/plat-versatile/platsmp.c @@ -23,7 +23,7 @@ * observers, irrespective of whether they're taking part in coherency * or not. This is necessary for the hotplug code to work reliably. */ -static void __cpuinit write_pen_release(int val) +static void write_pen_release(int val) { pen_release = val; smp_wmb(); @@ -33,7 +33,7 @@ static void __cpuinit write_pen_release(int val) static DEFINE_SPINLOCK(boot_lock); -void __cpuinit versatile_secondary_init(unsigned int cpu) +void versatile_secondary_init(unsigned int cpu) { /* * let the primary processor know we're out of the @@ -48,7 +48,7 @@ void __cpuinit versatile_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -int __cpuinit versatile_boot_secondary(unsigned int cpu, struct task_struct *idle) +int versatile_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index f71c37edca2..c9770ba5c7d 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -172,7 +172,7 @@ static void __init xen_percpu_init(void *unused) enable_percpu_irq(xen_events_irq, 0); } -static void xen_restart(char str, const char *cmd) +static void xen_restart(enum reboot_mode reboot_mode, const char *cmd) { struct sched_shutdown r = { .reason = SHUTDOWN_reboot }; int rc; diff --git a/arch/arm64/include/asm/arch_timer.h b/arch/arm64/include/asm/arch_timer.h index d56ed11ba9a..98abd476992 100644 --- a/arch/arm64/include/asm/arch_timer.h +++ b/arch/arm64/include/asm/arch_timer.h @@ -97,7 +97,7 @@ static inline u32 arch_timer_get_cntfrq(void) return val; } -static inline void __cpuinit arch_counter_set_user_access(void) +static inline void arch_counter_set_user_access(void) { u32 cntkctl; diff --git a/arch/arm64/include/asm/debug-monitors.h b/arch/arm64/include/asm/debug-monitors.h index ef8235c68c0..a2232d07be9 100644 --- a/arch/arm64/include/asm/debug-monitors.h +++ b/arch/arm64/include/asm/debug-monitors.h @@ -83,14 +83,7 @@ static inline int reinstall_suspended_bps(struct pt_regs *regs) } #endif -#ifdef CONFIG_COMPAT int aarch32_break_handler(struct pt_regs *regs); -#else -static int aarch32_break_handler(struct pt_regs *regs) -{ - return -EFAULT; -} -#endif #endif /* __ASSEMBLY */ #endif /* __KERNEL__ */ diff --git a/arch/arm64/include/asm/system_misc.h b/arch/arm64/include/asm/system_misc.h index a6e1750369e..7a18fabbe0f 100644 --- a/arch/arm64/include/asm/system_misc.h +++ b/arch/arm64/include/asm/system_misc.h @@ -23,6 +23,7 @@ #include <linux/compiler.h> #include <linux/linkage.h> #include <linux/irqflags.h> +#include <linux/reboot.h> struct pt_regs; @@ -41,7 +42,7 @@ extern void show_pte(struct mm_struct *mm, unsigned long addr); extern void __show_regs(struct pt_regs *); void soft_restart(unsigned long); -extern void (*arm_pm_restart)(char str, const char *cmd); +extern void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd); #define UDBG_UNDEFINED (1 << 0) #define UDBG_SYSCALL (1 << 1) diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h index 3659e460071..23a3c4791d8 100644 --- a/arch/arm64/include/asm/thread_info.h +++ b/arch/arm64/include/asm/thread_info.h @@ -24,10 +24,10 @@ #include <linux/compiler.h> #ifndef CONFIG_ARM64_64K_PAGES -#define THREAD_SIZE_ORDER 1 +#define THREAD_SIZE_ORDER 2 #endif -#define THREAD_SIZE 8192 +#define THREAD_SIZE 16384 #define THREAD_START_SP (THREAD_SIZE - 16) #ifndef __ASSEMBLY__ diff --git a/arch/arm64/include/asm/virt.h b/arch/arm64/include/asm/virt.h index 439827271e3..26e310c5434 100644 --- a/arch/arm64/include/asm/virt.h +++ b/arch/arm64/include/asm/virt.h @@ -21,6 +21,7 @@ #define BOOT_CPU_MODE_EL2 (0x0e12b007) #ifndef __ASSEMBLY__ +#include <asm/cacheflush.h> /* * __boot_cpu_mode records what mode CPUs were booted in. @@ -36,9 +37,20 @@ extern u32 __boot_cpu_mode[2]; void __hyp_set_vectors(phys_addr_t phys_vector_base); phys_addr_t __hyp_get_vectors(void); +static inline void sync_boot_mode(void) +{ + /* + * As secondaries write to __boot_cpu_mode with caches disabled, we + * must flush the corresponding cache entries to ensure the visibility + * of their writes. + */ + __flush_dcache_area(__boot_cpu_mode, sizeof(__boot_cpu_mode)); +} + /* Reports the availability of HYP mode */ static inline bool is_hyp_mode_available(void) { + sync_boot_mode(); return (__boot_cpu_mode[0] == BOOT_CPU_MODE_EL2 && __boot_cpu_mode[1] == BOOT_CPU_MODE_EL2); } @@ -46,6 +58,7 @@ static inline bool is_hyp_mode_available(void) /* Check if the bootloader has booted CPUs in different modes */ static inline bool is_hyp_mode_mismatched(void) { + sync_boot_mode(); return __boot_cpu_mode[0] != __boot_cpu_mode[1]; } diff --git a/arch/arm64/kernel/debug-monitors.c b/arch/arm64/kernel/debug-monitors.c index 08018e3df58..cbfacf7fb43 100644 --- a/arch/arm64/kernel/debug-monitors.c +++ b/arch/arm64/kernel/debug-monitors.c @@ -141,7 +141,7 @@ static void clear_os_lock(void *unused) isb(); } -static int __cpuinit os_lock_notify(struct notifier_block *self, +static int os_lock_notify(struct notifier_block *self, unsigned long action, void *data) { int cpu = (unsigned long)data; @@ -150,11 +150,11 @@ static int __cpuinit os_lock_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata os_lock_nb = { +static struct notifier_block os_lock_nb = { .notifier_call = os_lock_notify, }; -static int __cpuinit debug_monitors_init(void) +static int debug_monitors_init(void) { /* Clear the OS lock. */ smp_call_function(clear_os_lock, NULL, 1); diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index 1d1314280a0..6ad781b21c0 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -121,7 +121,7 @@ .macro get_thread_info, rd mov \rd, sp - and \rd, \rd, #~((1 << 13) - 1) // top of 8K stack + and \rd, \rd, #~(THREAD_SIZE - 1) // top of stack .endm /* diff --git a/arch/arm64/kernel/hw_breakpoint.c b/arch/arm64/kernel/hw_breakpoint.c index 5ab825c59db..329218ca9ff 100644 --- a/arch/arm64/kernel/hw_breakpoint.c +++ b/arch/arm64/kernel/hw_breakpoint.c @@ -821,7 +821,7 @@ static void reset_ctrl_regs(void *unused) } } -static int __cpuinit hw_breakpoint_reset_notify(struct notifier_block *self, +static int hw_breakpoint_reset_notify(struct notifier_block *self, unsigned long action, void *hcpu) { @@ -831,7 +831,7 @@ static int __cpuinit hw_breakpoint_reset_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata hw_breakpoint_reset_nb = { +static struct notifier_block hw_breakpoint_reset_nb = { .notifier_call = hw_breakpoint_reset_notify, }; diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 46f02c3b501..57fb55c44c9 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -81,7 +81,7 @@ void soft_restart(unsigned long addr) void (*pm_power_off)(void); EXPORT_SYMBOL_GPL(pm_power_off); -void (*arm_pm_restart)(char str, const char *cmd); +void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd); EXPORT_SYMBOL_GPL(arm_pm_restart); void arch_cpu_idle_prepare(void) @@ -132,7 +132,7 @@ void machine_restart(char *cmd) /* Now call the architecture specific reboot code. */ if (arm_pm_restart) - arm_pm_restart('h', cmd); + arm_pm_restart(reboot_mode, cmd); /* * Whoops - the architecture was unable to reboot. diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index 5d54e3717bf..fee5cce8345 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -71,7 +71,7 @@ static DEFINE_RAW_SPINLOCK(boot_lock); * in coherency or not. This is necessary for the hotplug code to work * reliably. */ -static void __cpuinit write_pen_release(u64 val) +static void write_pen_release(u64 val) { void *start = (void *)&secondary_holding_pen_release; unsigned long size = sizeof(secondary_holding_pen_release); @@ -84,7 +84,7 @@ static void __cpuinit write_pen_release(u64 val) * Boot a secondary CPU, and assign it the specified idle task. * This also gives us the initial stack to use for this CPU. */ -static int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +static int boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; @@ -122,7 +122,7 @@ static int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) static DECLARE_COMPLETION(cpu_running); -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) +int __cpu_up(unsigned int cpu, struct task_struct *idle) { int ret; @@ -162,7 +162,7 @@ int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) * This is the secondary CPU boot entry. We're using this CPUs * idle thread stack, but a set of temporary page tables. */ -asmlinkage void __cpuinit secondary_start_kernel(void) +asmlinkage void secondary_start_kernel(void) { struct mm_struct *mm = &init_mm; unsigned int cpu = smp_processor_id(); @@ -200,13 +200,6 @@ asmlinkage void __cpuinit secondary_start_kernel(void) raw_spin_unlock(&boot_lock); /* - * Enable local interrupts. - */ - notify_cpu_starting(cpu); - local_irq_enable(); - local_fiq_enable(); - - /* * OK, now it's safe to let the boot CPU continue. Wait for * the CPU migration code to notice that the CPU is online * before we continue. @@ -215,6 +208,14 @@ asmlinkage void __cpuinit secondary_start_kernel(void) complete(&cpu_running); /* + * Enable GIC and timers. + */ + notify_cpu_starting(cpu); + + local_irq_enable(); + local_fiq_enable(); + + /* * OK, it's off to the idle thread for us */ cpu_startup_entry(CPUHP_ONLINE); diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index 0ecac8980aa..6c8ba25bf6b 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -152,25 +152,8 @@ void do_bad_area(unsigned long addr, unsigned int esr, struct pt_regs *regs) #define ESR_CM (1 << 8) #define ESR_LNX_EXEC (1 << 24) -/* - * Check that the permissions on the VMA allow for the fault which occurred. - * If we encountered a write fault, we must have write permission, otherwise - * we allow any permission. - */ -static inline bool access_error(unsigned int esr, struct vm_area_struct *vma) -{ - unsigned int mask = VM_READ | VM_WRITE | VM_EXEC; - - if (esr & ESR_WRITE) - mask = VM_WRITE; - if (esr & ESR_LNX_EXEC) - mask = VM_EXEC; - - return vma->vm_flags & mask ? false : true; -} - static int __do_page_fault(struct mm_struct *mm, unsigned long addr, - unsigned int esr, unsigned int flags, + unsigned int mm_flags, unsigned long vm_flags, struct task_struct *tsk) { struct vm_area_struct *vma; @@ -188,12 +171,17 @@ static int __do_page_fault(struct mm_struct *mm, unsigned long addr, * it. */ good_area: - if (access_error(esr, vma)) { + /* + * Check that the permissions on the VMA allow for the fault which + * occurred. If we encountered a write or exec fault, we must have + * appropriate permissions, otherwise we allow any permission. + */ + if (!(vma->vm_flags & vm_flags)) { fault = VM_FAULT_BADACCESS; goto out; } - return handle_mm_fault(mm, vma, addr & PAGE_MASK, flags); + return handle_mm_fault(mm, vma, addr & PAGE_MASK, mm_flags); check_stack: if (vma->vm_flags & VM_GROWSDOWN && !expand_stack(vma, addr)) @@ -208,9 +196,15 @@ static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, struct task_struct *tsk; struct mm_struct *mm; int fault, sig, code; - bool write = (esr & ESR_WRITE) && !(esr & ESR_CM); - unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE | - (write ? FAULT_FLAG_WRITE : 0); + unsigned long vm_flags = VM_READ | VM_WRITE | VM_EXEC; + unsigned int mm_flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; + + if (esr & ESR_LNX_EXEC) { + vm_flags = VM_EXEC; + } else if ((esr & ESR_WRITE) && !(esr & ESR_CM)) { + vm_flags = VM_WRITE; + mm_flags |= FAULT_FLAG_WRITE; + } tsk = current; mm = tsk->mm; @@ -248,7 +242,7 @@ retry: #endif } - fault = __do_page_fault(mm, addr, esr, flags, tsk); + fault = __do_page_fault(mm, addr, mm_flags, vm_flags, tsk); /* * If we need to retry but a fatal signal is pending, handle the @@ -265,7 +259,7 @@ retry: */ perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, addr); - if (flags & FAULT_FLAG_ALLOW_RETRY) { + if (mm_flags & FAULT_FLAG_ALLOW_RETRY) { if (fault & VM_FAULT_MAJOR) { tsk->maj_flt++; perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, @@ -280,7 +274,7 @@ retry: * Clear FAULT_FLAG_ALLOW_RETRY to avoid any risk of * starvation. */ - flags &= ~FAULT_FLAG_ALLOW_RETRY; + mm_flags &= ~FAULT_FLAG_ALLOW_RETRY; goto retry; } } diff --git a/arch/avr32/boards/atngw100/mrmt.c b/arch/avr32/boards/atngw100/mrmt.c index f9143196345..7de083d19b7 100644 --- a/arch/avr32/boards/atngw100/mrmt.c +++ b/arch/avr32/boards/atngw100/mrmt.c @@ -150,7 +150,6 @@ static struct ac97c_platform_data __initdata ac97c0_data = { static struct platform_device rmt_ts_device = { .name = "ucb1400_ts", .id = -1, - } }; #endif diff --git a/arch/blackfin/kernel/perf_event.c b/arch/blackfin/kernel/perf_event.c index e47d19ae3e0..974e55496db 100644 --- a/arch/blackfin/kernel/perf_event.c +++ b/arch/blackfin/kernel/perf_event.c @@ -468,7 +468,7 @@ static void bfin_pmu_setup(int cpu) memset(cpuhw, 0, sizeof(struct cpu_hw_events)); } -static int __cpuinit +static int bfin_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) { unsigned int cpu = (long)hcpu; diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index 107b306b06f..19ad0637e8f 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -99,7 +99,7 @@ void __init generate_cplb_tables(void) } #endif -void __cpuinit bfin_setup_caches(unsigned int cpu) +void bfin_setup_caches(unsigned int cpu) { #ifdef CONFIG_BFIN_ICACHE bfin_icache_init(icplb_tbl[cpu]); @@ -165,7 +165,7 @@ void __cpuinit bfin_setup_caches(unsigned int cpu) #endif } -void __cpuinit bfin_setup_cpudata(unsigned int cpu) +void bfin_setup_cpudata(unsigned int cpu) { struct blackfin_cpudata *cpudata = &per_cpu(cpu_data, cpu); diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c index c77a23bc9de..11789beca75 100644 --- a/arch/blackfin/mach-bf561/smp.c +++ b/arch/blackfin/mach-bf561/smp.c @@ -48,7 +48,7 @@ int __init setup_profiling_timer(unsigned int multiplier) /* not supported */ return -EINVAL; } -void __cpuinit platform_secondary_init(unsigned int cpu) +void platform_secondary_init(unsigned int cpu) { /* Clone setup for peripheral interrupt sources from CoreA. */ bfin_write_SICB_IMASK0(bfin_read_SIC_IMASK0()); @@ -73,7 +73,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -int __cpuinit platform_boot_secondary(unsigned int cpu, struct task_struct *idle) +int platform_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; @@ -154,7 +154,7 @@ void platform_clear_ipi(unsigned int cpu, int irq) * Setup core B's local core timer. * In SMP, core timer is used for clock event device. */ -void __cpuinit bfin_local_timer_setup(void) +void bfin_local_timer_setup(void) { #if defined(CONFIG_TICKSOURCE_CORETMR) struct irq_data *data = irq_get_irq_data(IRQ_CORETMR); diff --git a/arch/blackfin/mach-common/cache-c.c b/arch/blackfin/mach-common/cache-c.c index a60a24f5035..0e1e451fd7d 100644 --- a/arch/blackfin/mach-common/cache-c.c +++ b/arch/blackfin/mach-common/cache-c.c @@ -52,7 +52,7 @@ bfin_cache_init(struct cplb_entry *cplb_tbl, unsigned long cplb_addr, } #ifdef CONFIG_BFIN_ICACHE -void __cpuinit bfin_icache_init(struct cplb_entry *icplb_tbl) +void bfin_icache_init(struct cplb_entry *icplb_tbl) { bfin_cache_init(icplb_tbl, ICPLB_ADDR0, ICPLB_DATA0, IMEM_CONTROL, (IMC | ENICPLB)); @@ -60,7 +60,7 @@ void __cpuinit bfin_icache_init(struct cplb_entry *icplb_tbl) #endif #ifdef CONFIG_BFIN_DCACHE -void __cpuinit bfin_dcache_init(struct cplb_entry *dcplb_tbl) +void bfin_dcache_init(struct cplb_entry *dcplb_tbl) { /* * Anomaly notes: diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c index 6c0c6816a51..d143fd8d2bc 100644 --- a/arch/blackfin/mach-common/ints-priority.c +++ b/arch/blackfin/mach-common/ints-priority.c @@ -1281,7 +1281,7 @@ static struct irq_chip bfin_gpio_irqchip = { .irq_set_wake = bfin_gpio_set_wake, }; -void __cpuinit init_exception_vectors(void) +void init_exception_vectors(void) { /* cannot program in software: * evt0 - emulation (jtag) diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 961d8392e5e..82f301c117a 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/arch/blackfin/mach-common/smp.c @@ -46,7 +46,7 @@ struct corelock_slot corelock __attribute__ ((__section__(".l2.bss"))); unsigned long blackfin_iflush_l1_entry[NR_CPUS]; #endif -struct blackfin_initial_pda __cpuinitdata initial_pda_coreb; +struct blackfin_initial_pda initial_pda_coreb; enum ipi_message_type { BFIN_IPI_NONE, @@ -147,7 +147,7 @@ static irqreturn_t ipi_handler_int1(int irq, void *dev_instance) platform_clear_ipi(cpu, IRQ_SUPPLE_1); bfin_ipi_data = &__get_cpu_var(bfin_ipi); - while ((pending = xchg(&bfin_ipi_data->bits, 0)) != 0) { + while ((pending = atomic_xchg(&bfin_ipi_data->bits, 0)) != 0) { msg = 0; do { msg = find_next_bit(&pending, BITS_PER_LONG, msg + 1); @@ -182,8 +182,8 @@ static void bfin_ipi_init(void) struct ipi_data *bfin_ipi_data; for_each_possible_cpu(cpu) { bfin_ipi_data = &per_cpu(bfin_ipi, cpu); - bfin_ipi_data->bits = 0; - bfin_ipi_data->count = 0; + atomic_set(&bfin_ipi_data->bits, 0); + atomic_set(&bfin_ipi_data->count, 0); } } @@ -246,7 +246,7 @@ void smp_send_stop(void) return; } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) +int __cpu_up(unsigned int cpu, struct task_struct *idle) { int ret; @@ -259,7 +259,7 @@ int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) return ret; } -static void __cpuinit setup_secondary(unsigned int cpu) +static void setup_secondary(unsigned int cpu) { unsigned long ilat; @@ -277,7 +277,7 @@ static void __cpuinit setup_secondary(unsigned int cpu) IMASK_IVG10 | IMASK_IVG9 | IMASK_IVG8 | IMASK_IVG7 | IMASK_IVGHW; } -void __cpuinit secondary_start_kernel(void) +void secondary_start_kernel(void) { unsigned int cpu = smp_processor_id(); struct mm_struct *mm = &init_mm; @@ -402,7 +402,7 @@ EXPORT_SYMBOL(resync_core_dcache); #endif #ifdef CONFIG_HOTPLUG_CPU -int __cpuexit __cpu_disable(void) +int __cpu_disable(void) { unsigned int cpu = smp_processor_id(); @@ -415,7 +415,7 @@ int __cpuexit __cpu_disable(void) static DECLARE_COMPLETION(cpu_killed); -int __cpuexit __cpu_die(unsigned int cpu) +int __cpu_die(unsigned int cpu) { return wait_for_completion_timeout(&cpu_killed, 5000); } diff --git a/arch/cris/arch-v32/kernel/smp.c b/arch/cris/arch-v32/kernel/smp.c index cdd12028de0..fe8e6039db2 100644 --- a/arch/cris/arch-v32/kernel/smp.c +++ b/arch/cris/arch-v32/kernel/smp.c @@ -197,7 +197,7 @@ int setup_profiling_timer(unsigned int multiplier) */ unsigned long cache_decay_ticks = 1; -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) +int __cpu_up(unsigned int cpu, struct task_struct *tidle) { smp_boot_one_cpu(cpu, tidle); return cpu_online(cpu) ? 0 : -ENOSYS; diff --git a/arch/frv/kernel/setup.c b/arch/frv/kernel/setup.c index ae3a6706419..9f3a7a62d78 100644 --- a/arch/frv/kernel/setup.c +++ b/arch/frv/kernel/setup.c @@ -709,7 +709,7 @@ static void __init reserve_dma_coherent(void) /* * calibrate the delay loop */ -void __cpuinit calibrate_delay(void) +void calibrate_delay(void) { loops_per_jiffy = __delay_loops_MHz * (1000000 / HZ); diff --git a/arch/hexagon/kernel/setup.c b/arch/hexagon/kernel/setup.c index bfe13311d70..29d1f1b0001 100644 --- a/arch/hexagon/kernel/setup.c +++ b/arch/hexagon/kernel/setup.c @@ -41,7 +41,7 @@ static char default_command_line[COMMAND_LINE_SIZE] __initdata = CONFIG_CMDLINE; int on_simulator; -void __cpuinit calibrate_delay(void) +void calibrate_delay(void) { loops_per_jiffy = thread_freq_mhz * 1000000 / HZ; } diff --git a/arch/hexagon/kernel/smp.c b/arch/hexagon/kernel/smp.c index 0e364ca4319..9faaa940452 100644 --- a/arch/hexagon/kernel/smp.c +++ b/arch/hexagon/kernel/smp.c @@ -146,7 +146,7 @@ void __init smp_prepare_boot_cpu(void) * to point to current thread info */ -void __cpuinit start_secondary(void) +void start_secondary(void) { unsigned int cpu; unsigned long thread_ptr; @@ -194,7 +194,7 @@ void __cpuinit start_secondary(void) * maintains control until "cpu_online(cpu)" is set. */ -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) +int __cpu_up(unsigned int cpu, struct task_struct *idle) { struct thread_info *thread = (struct thread_info *)idle->stack; void *stack_start; diff --git a/arch/ia64/configs/generic_defconfig b/arch/ia64/configs/generic_defconfig index 7913695b2fc..efbd2929aeb 100644 --- a/arch/ia64/configs/generic_defconfig +++ b/arch/ia64/configs/generic_defconfig @@ -31,7 +31,7 @@ CONFIG_ACPI_FAN=m CONFIG_ACPI_DOCK=y CONFIG_ACPI_PROCESSOR=m CONFIG_ACPI_CONTAINER=m -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_HOTPLUG_PCI_ACPI=m CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/ia64/configs/gensparse_defconfig b/arch/ia64/configs/gensparse_defconfig index f8e91336542..f64980dd20c 100644 --- a/arch/ia64/configs/gensparse_defconfig +++ b/arch/ia64/configs/gensparse_defconfig @@ -25,7 +25,7 @@ CONFIG_ACPI_BUTTON=m CONFIG_ACPI_FAN=m CONFIG_ACPI_PROCESSOR=m CONFIG_ACPI_CONTAINER=m -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_HOTPLUG_PCI_ACPI=m CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/ia64/configs/tiger_defconfig b/arch/ia64/configs/tiger_defconfig index a5a9e02e60a..0f4e9e41f13 100644 --- a/arch/ia64/configs/tiger_defconfig +++ b/arch/ia64/configs/tiger_defconfig @@ -31,7 +31,7 @@ CONFIG_ACPI_BUTTON=m CONFIG_ACPI_FAN=m CONFIG_ACPI_PROCESSOR=m CONFIG_ACPI_CONTAINER=m -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_HOTPLUG_PCI_ACPI=m CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/ia64/configs/xen_domu_defconfig b/arch/ia64/configs/xen_domu_defconfig index 37b9b422caa..b025acfde5c 100644 --- a/arch/ia64/configs/xen_domu_defconfig +++ b/arch/ia64/configs/xen_domu_defconfig @@ -32,7 +32,7 @@ CONFIG_ACPI_BUTTON=m CONFIG_ACPI_FAN=m CONFIG_ACPI_PROCESSOR=m CONFIG_ACPI_CONTAINER=m -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_HOTPLUG_PCI_ACPI=m CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c index 0ac558adc60..bb21f4f6317 100644 --- a/arch/m32r/kernel/smpboot.c +++ b/arch/m32r/kernel/smpboot.c @@ -343,7 +343,7 @@ static void __init do_boot_cpu(int phys_id) } } -int __cpuinit __cpu_up(unsigned int cpu_id, struct task_struct *tidle) +int __cpu_up(unsigned int cpu_id, struct task_struct *tidle) { int timeout; diff --git a/arch/metag/kernel/perf/perf_event.c b/arch/metag/kernel/perf/perf_event.c index 5b18888ee36..5cc4d4dcf3c 100644 --- a/arch/metag/kernel/perf/perf_event.c +++ b/arch/metag/kernel/perf/perf_event.c @@ -813,8 +813,8 @@ static struct metag_pmu _metag_pmu = { }; /* PMU CPU hotplug notifier */ -static int __cpuinit metag_pmu_cpu_notify(struct notifier_block *b, - unsigned long action, void *hcpu) +static int metag_pmu_cpu_notify(struct notifier_block *b, unsigned long action, + void *hcpu) { unsigned int cpu = (unsigned int)hcpu; struct cpu_hw_events *cpuc = &per_cpu(cpu_hw_events, cpu); @@ -828,7 +828,7 @@ static int __cpuinit metag_pmu_cpu_notify(struct notifier_block *b, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata metag_pmu_notifier = { +static struct notifier_block metag_pmu_notifier = { .notifier_call = metag_pmu_cpu_notify, }; diff --git a/arch/metag/kernel/smp.c b/arch/metag/kernel/smp.c index e413875cf6d..7c011314298 100644 --- a/arch/metag/kernel/smp.c +++ b/arch/metag/kernel/smp.c @@ -68,7 +68,7 @@ static DECLARE_COMPLETION(cpu_running); /* * "thread" is assumed to be a valid Meta hardware thread ID. */ -int __cpuinit boot_secondary(unsigned int thread, struct task_struct *idle) +int boot_secondary(unsigned int thread, struct task_struct *idle) { u32 val; @@ -118,11 +118,9 @@ int __cpuinit boot_secondary(unsigned int thread, struct task_struct *idle) * If the cache partition has changed, prints a message to the log describing * those changes. */ -static __cpuinit void describe_cachepart_change(unsigned int thread, - const char *label, - unsigned int sz, - unsigned int old, - unsigned int new) +static void describe_cachepart_change(unsigned int thread, const char *label, + unsigned int sz, unsigned int old, + unsigned int new) { unsigned int lor1, land1, gor1, gand1; unsigned int lor2, land2, gor2, gand2; @@ -170,7 +168,7 @@ static __cpuinit void describe_cachepart_change(unsigned int thread, * Ensures that coherency is enabled and that the threads share the same cache * partitions. */ -static __cpuinit void setup_smp_cache(unsigned int thread) +static void setup_smp_cache(unsigned int thread) { unsigned int this_thread, lflags; unsigned int dcsz, dcpart_this, dcpart_old, dcpart_new; @@ -215,7 +213,7 @@ static __cpuinit void setup_smp_cache(unsigned int thread) icpart_old, icpart_new); } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) +int __cpu_up(unsigned int cpu, struct task_struct *idle) { unsigned int thread = cpu_2_hwthread_id[cpu]; int ret; @@ -268,7 +266,7 @@ static DECLARE_COMPLETION(cpu_killed); /* * __cpu_disable runs on the processor to be shutdown. */ -int __cpuexit __cpu_disable(void) +int __cpu_disable(void) { unsigned int cpu = smp_processor_id(); @@ -299,7 +297,7 @@ int __cpuexit __cpu_disable(void) * called on the thread which is asking for a CPU to be shutdown - * waits until shutdown has completed, or it is timed out. */ -void __cpuexit __cpu_die(unsigned int cpu) +void __cpu_die(unsigned int cpu) { if (!wait_for_completion_timeout(&cpu_killed, msecs_to_jiffies(1))) pr_err("CPU%u: unable to kill\n", cpu); @@ -311,7 +309,7 @@ void __cpuexit __cpu_die(unsigned int cpu) * Note that we do not return from this function. If this cpu is * brought online again it will need to run secondary_startup(). */ -void __cpuexit cpu_die(void) +void cpu_die(void) { local_irq_disable(); idle_task_exit(); @@ -326,7 +324,7 @@ void __cpuexit cpu_die(void) * Called by both boot and secondaries to move global data into * per-processor storage. */ -void __cpuinit smp_store_cpu_info(unsigned int cpuid) +void smp_store_cpu_info(unsigned int cpuid) { struct cpuinfo_metag *cpu_info = &per_cpu(cpu_data, cpuid); diff --git a/arch/metag/kernel/traps.c b/arch/metag/kernel/traps.c index c00ade0228e..25f9d1c2ffe 100644 --- a/arch/metag/kernel/traps.c +++ b/arch/metag/kernel/traps.c @@ -812,7 +812,7 @@ static void set_trigger_mask(unsigned int mask) } #endif -void __cpuinit per_cpu_trap_init(unsigned long cpu) +void per_cpu_trap_init(unsigned long cpu) { TBIRES int_context; unsigned int thread = cpu_2_hwthread_id[cpu]; diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 00b26986cd0..1e31fcb9115 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -114,6 +114,7 @@ config BCM47XX select FW_CFE select HW_HAS_PCI select IRQ_CPU + select SYS_HAS_CPU_MIPS32_R1 select NO_EXCEPT_FILL select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_LITTLE_ENDIAN @@ -1700,6 +1701,7 @@ endchoice config KVM_GUEST bool "KVM Guest Kernel" + depends on BROKEN_ON_SMP help Select this option if building a guest kernel for KVM (Trap & Emulate) mode diff --git a/arch/mips/ath79/setup.c b/arch/mips/ath79/setup.c index 8be4e856b8b..80f4ecd42b0 100644 --- a/arch/mips/ath79/setup.c +++ b/arch/mips/ath79/setup.c @@ -182,7 +182,7 @@ const char *get_system_type(void) return ath79_sys_type; } -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { return CP0_LEGACY_COMPARE_IRQ; } diff --git a/arch/mips/bcm47xx/Kconfig b/arch/mips/bcm47xx/Kconfig index ba611927749..2b8b118398c 100644 --- a/arch/mips/bcm47xx/Kconfig +++ b/arch/mips/bcm47xx/Kconfig @@ -2,7 +2,6 @@ if BCM47XX config BCM47XX_SSB bool "SSB Support for Broadcom BCM47XX" - select SYS_HAS_CPU_MIPS32_R1 select SSB select SSB_DRIVER_MIPS select SSB_DRIVER_EXTIF diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c index 7181def6037..9d36774bded 100644 --- a/arch/mips/cavium-octeon/octeon-irq.c +++ b/arch/mips/cavium-octeon/octeon-irq.c @@ -1095,7 +1095,7 @@ static void octeon_irq_ip3_ciu(void) static bool octeon_irq_use_ip4; -static void __cpuinit octeon_irq_local_enable_ip4(void *arg) +static void octeon_irq_local_enable_ip4(void *arg) { set_c0_status(STATUSF_IP4); } @@ -1110,21 +1110,21 @@ static void (*octeon_irq_ip2)(void); static void (*octeon_irq_ip3)(void); static void (*octeon_irq_ip4)(void); -void __cpuinitdata (*octeon_irq_setup_secondary)(void); +void (*octeon_irq_setup_secondary)(void); -void __cpuinit octeon_irq_set_ip4_handler(octeon_irq_ip4_handler_t h) +void octeon_irq_set_ip4_handler(octeon_irq_ip4_handler_t h) { octeon_irq_ip4 = h; octeon_irq_use_ip4 = true; on_each_cpu(octeon_irq_local_enable_ip4, NULL, 1); } -static void __cpuinit octeon_irq_percpu_enable(void) +static void octeon_irq_percpu_enable(void) { irq_cpu_online(); } -static void __cpuinit octeon_irq_init_ciu_percpu(void) +static void octeon_irq_init_ciu_percpu(void) { int coreid = cvmx_get_core_num(); @@ -1167,7 +1167,7 @@ static void octeon_irq_init_ciu2_percpu(void) cvmx_read_csr(CVMX_CIU2_SUM_PPX_IP2(coreid)); } -static void __cpuinit octeon_irq_setup_secondary_ciu(void) +static void octeon_irq_setup_secondary_ciu(void) { octeon_irq_init_ciu_percpu(); octeon_irq_percpu_enable(); diff --git a/arch/mips/cavium-octeon/octeon-platform.c b/arch/mips/cavium-octeon/octeon-platform.c index 7b746e7bf7a..1830874ff1e 100644 --- a/arch/mips/cavium-octeon/octeon-platform.c +++ b/arch/mips/cavium-octeon/octeon-platform.c @@ -334,9 +334,10 @@ static void __init octeon_fdt_pip_iface(int pip, int idx, u64 *pmac) char name_buffer[20]; int iface; int p; - int count; + int count = 0; - count = cvmx_helper_interface_enumerate(idx); + if (cvmx_helper_interface_enumerate(idx) == 0) + count = cvmx_helper_ports_on_interface(idx); snprintf(name_buffer, sizeof(name_buffer), "interface@%d", idx); iface = fdt_subnode_offset(initial_boot_params, pip, name_buffer); diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c index 295137dfdc3..138cc80c592 100644 --- a/arch/mips/cavium-octeon/smp.c +++ b/arch/mips/cavium-octeon/smp.c @@ -173,7 +173,7 @@ static void octeon_boot_secondary(int cpu, struct task_struct *idle) * After we've done initial boot, this function is called to allow the * board code to clean up state, if needed */ -static void __cpuinit octeon_init_secondary(void) +static void octeon_init_secondary(void) { unsigned int sr; @@ -375,7 +375,7 @@ static int octeon_update_boot_vector(unsigned int cpu) return 0; } -static int __cpuinit octeon_cpu_callback(struct notifier_block *nfb, +static int octeon_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; @@ -394,7 +394,7 @@ static int __cpuinit octeon_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static int __cpuinit register_cavium_notifier(void) +static int register_cavium_notifier(void) { hotcpu_notifier(octeon_cpu_callback, 0); return 0; diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h index 1dc086087a7..fa44f3ec530 100644 --- a/arch/mips/include/asm/cpu-features.h +++ b/arch/mips/include/asm/cpu-features.h @@ -17,6 +17,8 @@ #define current_cpu_type() current_cpu_data.cputype #endif +#define boot_cpu_type() cpu_data[0].cputype + /* * SMP assumption: Options of CPU 0 are a superset of all processors. * This is true for all known MIPS systems. diff --git a/arch/mips/include/asm/mach-generic/spaces.h b/arch/mips/include/asm/mach-generic/spaces.h index 5b2f2e68e57..9488fa5f886 100644 --- a/arch/mips/include/asm/mach-generic/spaces.h +++ b/arch/mips/include/asm/mach-generic/spaces.h @@ -25,8 +25,12 @@ #else #define CAC_BASE _AC(0x80000000, UL) #endif +#ifndef IO_BASE #define IO_BASE _AC(0xa0000000, UL) +#endif +#ifndef UNCAC_BASE #define UNCAC_BASE _AC(0xa0000000, UL) +#endif #ifndef MAP_BASE #ifdef CONFIG_KVM_GUEST diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h index 370d967725c..c33a9564fb4 100644 --- a/arch/mips/include/asm/uasm.h +++ b/arch/mips/include/asm/uasm.h @@ -13,12 +13,8 @@ #ifdef CONFIG_EXPORT_UASM #include <linux/export.h> -#define __uasminit -#define __uasminitdata #define UASM_EXPORT_SYMBOL(sym) EXPORT_SYMBOL(sym) #else -#define __uasminit __cpuinit -#define __uasminitdata __cpuinitdata #define UASM_EXPORT_SYMBOL(sym) #endif @@ -54,43 +50,36 @@ #endif #define Ip_u1u2u3(op) \ -void __uasminit \ -ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, unsigned int c) +void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, unsigned int c) #define Ip_u2u1u3(op) \ -void __uasminit \ -ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, unsigned int c) +void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, unsigned int c) #define Ip_u3u1u2(op) \ -void __uasminit \ -ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, unsigned int c) +void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, unsigned int c) #define Ip_u1u2s3(op) \ -void __uasminit \ -ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, signed int c) +void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, signed int c) #define Ip_u2s3u1(op) \ -void __uasminit \ -ISAOPC(op)(u32 **buf, unsigned int a, signed int b, unsigned int c) +void ISAOPC(op)(u32 **buf, unsigned int a, signed int b, unsigned int c) #define Ip_u2u1s3(op) \ -void __uasminit \ -ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, signed int c) +void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, signed int c) #define Ip_u2u1msbu3(op) \ -void __uasminit \ -ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, unsigned int c, \ +void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b, unsigned int c, \ unsigned int d) #define Ip_u1u2(op) \ -void __uasminit ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b) +void ISAOPC(op)(u32 **buf, unsigned int a, unsigned int b) #define Ip_u1s2(op) \ -void __uasminit ISAOPC(op)(u32 **buf, unsigned int a, signed int b) +void ISAOPC(op)(u32 **buf, unsigned int a, signed int b) -#define Ip_u1(op) void __uasminit ISAOPC(op)(u32 **buf, unsigned int a) +#define Ip_u1(op) void ISAOPC(op)(u32 **buf, unsigned int a) -#define Ip_0(op) void __uasminit ISAOPC(op)(u32 **buf) +#define Ip_0(op) void ISAOPC(op)(u32 **buf) Ip_u2u1s3(_addiu); Ip_u3u1u2(_addu); @@ -163,7 +152,7 @@ struct uasm_label { int lab; }; -void __uasminit ISAFUNC(uasm_build_label)(struct uasm_label **lab, u32 *addr, +void ISAFUNC(uasm_build_label)(struct uasm_label **lab, u32 *addr, int lid); #ifdef CONFIG_64BIT int ISAFUNC(uasm_in_compat_space_p)(long addr); @@ -174,7 +163,7 @@ void ISAFUNC(UASM_i_LA_mostly)(u32 **buf, unsigned int rs, long addr); void ISAFUNC(UASM_i_LA)(u32 **buf, unsigned int rs, long addr); #define UASM_L_LA(lb) \ -static inline void __uasminit ISAFUNC(uasm_l##lb)(struct uasm_label **lab, u32 *addr) \ +static inline void ISAFUNC(uasm_l##lb)(struct uasm_label **lab, u32 *addr) \ { \ ISAFUNC(uasm_build_label)(lab, addr, label##lb); \ } diff --git a/arch/mips/include/uapi/asm/siginfo.h b/arch/mips/include/uapi/asm/siginfo.h index b7a23064841..88e292b7719 100644 --- a/arch/mips/include/uapi/asm/siginfo.h +++ b/arch/mips/include/uapi/asm/siginfo.h @@ -25,11 +25,12 @@ struct siginfo; /* * Careful to keep union _sifields from shifting ... */ -#if __SIZEOF_LONG__ == 4 +#if _MIPS_SZLONG == 32 #define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int)) -#endif -#if __SIZEOF_LONG__ == 8 +#elif _MIPS_SZLONG == 64 #define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int)) +#else +#error _MIPS_SZLONG neither 32 nor 64 #endif #include <asm-generic/siginfo.h> diff --git a/arch/mips/kernel/bmips_vec.S b/arch/mips/kernel/bmips_vec.S index 64c4fd62cf0..bd79c4f9bff 100644 --- a/arch/mips/kernel/bmips_vec.S +++ b/arch/mips/kernel/bmips_vec.S @@ -28,8 +28,6 @@ .set mips0 .endm - __CPUINIT - /*********************************************************************** * Alternate CPU1 startup vector for BMIPS4350 * @@ -56,7 +54,11 @@ LEAF(bmips_smp_movevec) /* set up CPU1 CBR; move BASE to 0xa000_0000 */ li k0, 0xff400000 mtc0 k0, $22, 6 - li k1, CKSEG1 | BMIPS_RELO_VECTOR_CONTROL_1 + /* set up relocation vector address based on thread ID */ + mfc0 k1, $22, 3 + srl k1, 16 + andi k1, 0x8000 + or k1, CKSEG1 | BMIPS_RELO_VECTOR_CONTROL_0 or k0, k1 li k1, 0xa0080000 sw k1, 0(k0) @@ -216,8 +218,6 @@ END(bmips_smp_int_vec) * Certain CPUs support extending kseg0 to 1024MB. ***********************************************************************/ - __CPUINIT - LEAF(bmips_enable_xks01) #if defined(CONFIG_XKS01) diff --git a/arch/mips/kernel/cevt-bcm1480.c b/arch/mips/kernel/cevt-bcm1480.c index 15f618b40cf..7976457184b 100644 --- a/arch/mips/kernel/cevt-bcm1480.c +++ b/arch/mips/kernel/cevt-bcm1480.c @@ -109,7 +109,7 @@ static DEFINE_PER_CPU(struct clock_event_device, sibyte_hpt_clockevent); static DEFINE_PER_CPU(struct irqaction, sibyte_hpt_irqaction); static DEFINE_PER_CPU(char [18], sibyte_hpt_name); -void __cpuinit sb1480_clockevent_init(void) +void sb1480_clockevent_init(void) { unsigned int cpu = smp_processor_id(); unsigned int irq = K_BCM1480_INT_TIMER_0 + cpu; diff --git a/arch/mips/kernel/cevt-gic.c b/arch/mips/kernel/cevt-gic.c index 730eaf92c01..594cbbf16d6 100644 --- a/arch/mips/kernel/cevt-gic.c +++ b/arch/mips/kernel/cevt-gic.c @@ -59,7 +59,7 @@ void gic_event_handler(struct clock_event_device *dev) { } -int __cpuinit gic_clockevent_init(void) +int gic_clockevent_init(void) { unsigned int cpu = smp_processor_id(); struct clock_event_device *cd; diff --git a/arch/mips/kernel/cevt-r4k.c b/arch/mips/kernel/cevt-r4k.c index 02033eaf882..50d3f5a8d6b 100644 --- a/arch/mips/kernel/cevt-r4k.c +++ b/arch/mips/kernel/cevt-r4k.c @@ -171,7 +171,7 @@ int c0_compare_int_usable(void) } #ifndef CONFIG_MIPS_MT_SMTC -int __cpuinit r4k_clockevent_init(void) +int r4k_clockevent_init(void) { unsigned int cpu = smp_processor_id(); struct clock_event_device *cd; diff --git a/arch/mips/kernel/cevt-sb1250.c b/arch/mips/kernel/cevt-sb1250.c index 200f2778bf3..5ea6d6b1de1 100644 --- a/arch/mips/kernel/cevt-sb1250.c +++ b/arch/mips/kernel/cevt-sb1250.c @@ -107,7 +107,7 @@ static DEFINE_PER_CPU(struct clock_event_device, sibyte_hpt_clockevent); static DEFINE_PER_CPU(struct irqaction, sibyte_hpt_irqaction); static DEFINE_PER_CPU(char [18], sibyte_hpt_name); -void __cpuinit sb1250_clockevent_init(void) +void sb1250_clockevent_init(void) { unsigned int cpu = smp_processor_id(); unsigned int irq = K_INT_TIMER_0 + cpu; diff --git a/arch/mips/kernel/cevt-smtc.c b/arch/mips/kernel/cevt-smtc.c index 9de5ed7ef1a..b6cf0a60d89 100644 --- a/arch/mips/kernel/cevt-smtc.c +++ b/arch/mips/kernel/cevt-smtc.c @@ -248,7 +248,7 @@ irqreturn_t c0_compare_interrupt(int irq, void *dev_id) } -int __cpuinit smtc_clockevent_init(void) +int smtc_clockevent_init(void) { uint64_t mips_freq = mips_hpt_frequency; unsigned int cpu = smp_processor_id(); diff --git a/arch/mips/kernel/cpu-bugs64.c b/arch/mips/kernel/cpu-bugs64.c index 0c61df281ce..2d80b5f1aea 100644 --- a/arch/mips/kernel/cpu-bugs64.c +++ b/arch/mips/kernel/cpu-bugs64.c @@ -168,7 +168,7 @@ static inline void check_mult_sh(void) panic(bug64hit, !R4000_WAR ? r4kwar : nowar); } -static volatile int daddi_ov __cpuinitdata; +static volatile int daddi_ov; asmlinkage void __init do_daddi_ov(struct pt_regs *regs) { diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index c7b1b3c5a76..4c6167a1787 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -27,7 +27,7 @@ #include <asm/spram.h> #include <asm/uaccess.h> -static int __cpuinitdata mips_fpu_disabled; +static int mips_fpu_disabled; static int __init fpu_disable(char *s) { @@ -39,7 +39,7 @@ static int __init fpu_disable(char *s) __setup("nofpu", fpu_disable); -int __cpuinitdata mips_dsp_disabled; +int mips_dsp_disabled; static int __init dsp_disable(char *s) { @@ -134,7 +134,7 @@ static inline void cpu_probe_vmbits(struct cpuinfo_mips *c) #endif } -static void __cpuinit set_isa(struct cpuinfo_mips *c, unsigned int isa) +static void set_isa(struct cpuinfo_mips *c, unsigned int isa) { switch (isa) { case MIPS_CPU_ISA_M64R2: @@ -159,7 +159,7 @@ static void __cpuinit set_isa(struct cpuinfo_mips *c, unsigned int isa) } } -static char unknown_isa[] __cpuinitdata = KERN_ERR \ +static char unknown_isa[] = KERN_ERR \ "Unsupported ISA type, c0.config0: %d."; static inline unsigned int decode_config0(struct cpuinfo_mips *c) @@ -290,7 +290,7 @@ static inline unsigned int decode_config4(struct cpuinfo_mips *c) return config4 & MIPS_CONF_M; } -static void __cpuinit decode_configs(struct cpuinfo_mips *c) +static void decode_configs(struct cpuinfo_mips *c) { int ok; @@ -962,7 +962,7 @@ EXPORT_SYMBOL(__ua_limit); const char *__cpu_name[NR_CPUS]; const char *__elf_platform; -__cpuinit void cpu_probe(void) +void cpu_probe(void) { struct cpuinfo_mips *c = ¤t_cpu_data; unsigned int cpu = smp_processor_id(); @@ -1047,7 +1047,7 @@ __cpuinit void cpu_probe(void) #endif } -__cpuinit void cpu_report(void) +void cpu_report(void) { struct cpuinfo_mips *c = ¤t_cpu_data; diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S index 09991232442..7b6a5b3e3ac 100644 --- a/arch/mips/kernel/head.S +++ b/arch/mips/kernel/head.S @@ -158,8 +158,6 @@ NESTED(kernel_entry, 16, sp) # kernel entry point j start_kernel END(kernel_entry) - __CPUINIT - #ifdef CONFIG_SMP /* * SMP slave cpus entry point. Board specific code for bootstrap calls this @@ -188,5 +186,3 @@ NESTED(smp_bootstrap, 16, sp) j start_secondary END(smp_bootstrap) #endif /* CONFIG_SMP */ - - __FINIT diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c index aea6c088583..126da74d4c5 100644 --- a/arch/mips/kernel/smp-bmips.c +++ b/arch/mips/kernel/smp-bmips.c @@ -66,6 +66,8 @@ static void __init bmips_smp_setup(void) int i, cpu = 1, boot_cpu = 0; #if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380) + int cpu_hw_intr; + /* arbitration priority */ clear_c0_brcm_cmt_ctrl(0x30); @@ -79,15 +81,13 @@ static void __init bmips_smp_setup(void) * MIPS interrupts 0,1 (SW INT 0,1) cross over to the other thread * MIPS interrupt 2 (HW INT 0) is the CPU0 L1 controller output * MIPS interrupt 3 (HW INT 1) is the CPU1 L1 controller output - * - * If booting from TP1, leave the existing CMT interrupt routing - * such that TP0 responds to SW1 and TP1 responds to SW0. */ if (boot_cpu == 0) - change_c0_brcm_cmt_intr(0xf8018000, - (0x02 << 27) | (0x03 << 15)); + cpu_hw_intr = 0x02; else - change_c0_brcm_cmt_intr(0xf8018000, (0x1d << 27)); + cpu_hw_intr = 0x1d; + + change_c0_brcm_cmt_intr(0xf8018000, (cpu_hw_intr << 27) | (0x03 << 15)); /* single core, 2 threads (2 pipelines) */ max_cpus = 2; @@ -173,7 +173,7 @@ static void bmips_boot_secondary(int cpu, struct task_struct *idle) else { #if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380) /* Reset slave TP1 if booting from TP0 */ - if (cpu_logical_map(cpu) == 0) + if (cpu_logical_map(cpu) == 1) set_c0_brcm_cmt_ctrl(0x01); #elif defined(CONFIG_CPU_BMIPS5000) if (cpu & 0x01) @@ -202,9 +202,15 @@ static void bmips_init_secondary(void) #if defined(CONFIG_CPU_BMIPS4350) || defined(CONFIG_CPU_BMIPS4380) void __iomem *cbr = BMIPS_GET_CBR(); unsigned long old_vec; + unsigned long relo_vector; + int boot_cpu; + + boot_cpu = !!(read_c0_brcm_cmt_local() & (1 << 31)); + relo_vector = boot_cpu ? BMIPS_RELO_VECTOR_CONTROL_0 : + BMIPS_RELO_VECTOR_CONTROL_1; - old_vec = __raw_readl(cbr + BMIPS_RELO_VECTOR_CONTROL_1); - __raw_writel(old_vec & ~0x20000000, cbr + BMIPS_RELO_VECTOR_CONTROL_1); + old_vec = __raw_readl(cbr + relo_vector); + __raw_writel(old_vec & ~0x20000000, cbr + relo_vector); clear_c0_cause(smp_processor_id() ? C_SW1 : C_SW0); #elif defined(CONFIG_CPU_BMIPS5000) @@ -398,7 +404,7 @@ struct plat_smp_ops bmips_smp_ops = { * UP BMIPS systems as well. ***********************************************************************/ -static void __cpuinit bmips_wr_vec(unsigned long dst, char *start, char *end) +static void bmips_wr_vec(unsigned long dst, char *start, char *end) { memcpy((void *)dst, start, end - start); dma_cache_wback((unsigned long)start, end - start); @@ -406,7 +412,7 @@ static void __cpuinit bmips_wr_vec(unsigned long dst, char *start, char *end) instruction_hazard(); } -static inline void __cpuinit bmips_nmi_handler_setup(void) +static inline void bmips_nmi_handler_setup(void) { bmips_wr_vec(BMIPS_NMI_RESET_VEC, &bmips_reset_nmi_vec, &bmips_reset_nmi_vec_end); @@ -414,7 +420,7 @@ static inline void __cpuinit bmips_nmi_handler_setup(void) &bmips_smp_int_vec_end); } -void __cpuinit bmips_ebase_setup(void) +void bmips_ebase_setup(void) { unsigned long new_ebase = ebase; void __iomem __maybe_unused *cbr; diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c index 3e5164c11ca..57a3f7a2b37 100644 --- a/arch/mips/kernel/smp-mt.c +++ b/arch/mips/kernel/smp-mt.c @@ -149,7 +149,7 @@ static void vsmp_send_ipi_mask(const struct cpumask *mask, unsigned int action) vsmp_send_ipi_single(i, action); } -static void __cpuinit vsmp_init_secondary(void) +static void vsmp_init_secondary(void) { #ifdef CONFIG_IRQ_GIC /* This is Malta specific: IPI,performance and timer interrupts */ @@ -162,7 +162,7 @@ static void __cpuinit vsmp_init_secondary(void) STATUSF_IP6 | STATUSF_IP7); } -static void __cpuinit vsmp_smp_finish(void) +static void vsmp_smp_finish(void) { /* CDFIXME: remove this? */ write_c0_compare(read_c0_count() + (8* mips_hpt_frequency/HZ)); @@ -188,7 +188,7 @@ static void vsmp_cpus_done(void) * (unsigned long)idle->thread_info the gp * assumes a 1:1 mapping of TC => VPE */ -static void __cpuinit vsmp_boot_secondary(int cpu, struct task_struct *idle) +static void vsmp_boot_secondary(int cpu, struct task_struct *idle) { struct thread_info *gp = task_thread_info(idle); dvpe(); diff --git a/arch/mips/kernel/smp-up.c b/arch/mips/kernel/smp-up.c index 00500fea275..7fde3e4d978 100644 --- a/arch/mips/kernel/smp-up.c +++ b/arch/mips/kernel/smp-up.c @@ -28,11 +28,11 @@ static inline void up_send_ipi_mask(const struct cpumask *mask, * After we've done initial boot, this function is called to allow the * board code to clean up state, if needed */ -static void __cpuinit up_init_secondary(void) +static void up_init_secondary(void) { } -static void __cpuinit up_smp_finish(void) +static void up_smp_finish(void) { } @@ -44,7 +44,7 @@ static void up_cpus_done(void) /* * Firmware CPU startup hook */ -static void __cpuinit up_boot_secondary(int cpu, struct task_struct *idle) +static void up_boot_secondary(int cpu, struct task_struct *idle) { } diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index 6e7862ab46c..5c208ed8f85 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -86,7 +86,7 @@ static inline void set_cpu_sibling_map(int cpu) struct plat_smp_ops *mp_ops; EXPORT_SYMBOL(mp_ops); -__cpuinit void register_smp_ops(struct plat_smp_ops *ops) +void register_smp_ops(struct plat_smp_ops *ops) { if (mp_ops) printk(KERN_WARNING "Overriding previously set SMP ops\n"); @@ -98,7 +98,7 @@ __cpuinit void register_smp_ops(struct plat_smp_ops *ops) * First C code run on the secondary CPUs after being started up by * the master. */ -asmlinkage __cpuinit void start_secondary(void) +asmlinkage void start_secondary(void) { unsigned int cpu; @@ -197,7 +197,7 @@ void smp_prepare_boot_cpu(void) cpu_set(0, cpu_callin_map); } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) +int __cpu_up(unsigned int cpu, struct task_struct *tidle) { mp_ops->boot_secondary(cpu, tidle); diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index 75a4fd70984..dfc1b911be0 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -645,7 +645,7 @@ void smtc_prepare_cpus(int cpus) * (unsigned long)idle->thread_info the gp * */ -void __cpuinit smtc_boot_secondary(int cpu, struct task_struct *idle) +void smtc_boot_secondary(int cpu, struct task_struct *idle) { extern u32 kernelsp[NR_CPUS]; unsigned long flags; diff --git a/arch/mips/kernel/spram.c b/arch/mips/kernel/spram.c index 6af08d896e2..93f86817f20 100644 --- a/arch/mips/kernel/spram.c +++ b/arch/mips/kernel/spram.c @@ -37,7 +37,7 @@ /* * Different semantics to the set_c0_* function built by __BUILD_SET_C0 */ -static __cpuinit unsigned int bis_c0_errctl(unsigned int set) +static unsigned int bis_c0_errctl(unsigned int set) { unsigned int res; res = read_c0_errctl(); @@ -45,7 +45,7 @@ static __cpuinit unsigned int bis_c0_errctl(unsigned int set) return res; } -static __cpuinit void ispram_store_tag(unsigned int offset, unsigned int data) +static void ispram_store_tag(unsigned int offset, unsigned int data) { unsigned int errctl; @@ -64,7 +64,7 @@ static __cpuinit void ispram_store_tag(unsigned int offset, unsigned int data) } -static __cpuinit unsigned int ispram_load_tag(unsigned int offset) +static unsigned int ispram_load_tag(unsigned int offset) { unsigned int data; unsigned int errctl; @@ -82,7 +82,7 @@ static __cpuinit unsigned int ispram_load_tag(unsigned int offset) return data; } -static __cpuinit void dspram_store_tag(unsigned int offset, unsigned int data) +static void dspram_store_tag(unsigned int offset, unsigned int data) { unsigned int errctl; @@ -98,7 +98,7 @@ static __cpuinit void dspram_store_tag(unsigned int offset, unsigned int data) } -static __cpuinit unsigned int dspram_load_tag(unsigned int offset) +static unsigned int dspram_load_tag(unsigned int offset) { unsigned int data; unsigned int errctl; @@ -115,7 +115,7 @@ static __cpuinit unsigned int dspram_load_tag(unsigned int offset) return data; } -static __cpuinit void probe_spram(char *type, +static void probe_spram(char *type, unsigned int base, unsigned int (*read)(unsigned int), void (*write)(unsigned int, unsigned int)) @@ -196,7 +196,7 @@ static __cpuinit void probe_spram(char *type, offset += 2 * SPRAM_TAG_STRIDE; } } -void __cpuinit spram_config(void) +void spram_config(void) { struct cpuinfo_mips *c = ¤t_cpu_data; unsigned int config0; diff --git a/arch/mips/kernel/sync-r4k.c b/arch/mips/kernel/sync-r4k.c index 1ff43d5ac2c..84536bf4a15 100644 --- a/arch/mips/kernel/sync-r4k.c +++ b/arch/mips/kernel/sync-r4k.c @@ -20,15 +20,15 @@ #include <asm/barrier.h> #include <asm/mipsregs.h> -static atomic_t __cpuinitdata count_start_flag = ATOMIC_INIT(0); -static atomic_t __cpuinitdata count_count_start = ATOMIC_INIT(0); -static atomic_t __cpuinitdata count_count_stop = ATOMIC_INIT(0); -static atomic_t __cpuinitdata count_reference = ATOMIC_INIT(0); +static atomic_t count_start_flag = ATOMIC_INIT(0); +static atomic_t count_count_start = ATOMIC_INIT(0); +static atomic_t count_count_stop = ATOMIC_INIT(0); +static atomic_t count_reference = ATOMIC_INIT(0); #define COUNTON 100 #define NR_LOOPS 5 -void __cpuinit synchronise_count_master(int cpu) +void synchronise_count_master(int cpu) { int i; unsigned long flags; @@ -106,7 +106,7 @@ void __cpuinit synchronise_count_master(int cpu) printk("done.\n"); } -void __cpuinit synchronise_count_slave(int cpu) +void synchronise_count_slave(int cpu) { int i; unsigned int initcount; diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 0903d70b2cf..aec3408edd4 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -90,7 +90,7 @@ void (*board_nmi_handler_setup)(void); void (*board_ejtag_handler_setup)(void); void (*board_bind_eic_interrupt)(int irq, int regset); void (*board_ebase_setup)(void); -void __cpuinitdata(*board_cache_error_setup)(void); +void(*board_cache_error_setup)(void); static void show_raw_backtrace(unsigned long reg29) { @@ -1242,7 +1242,6 @@ asmlinkage void do_mcheck(struct pt_regs *regs) panic("Caught Machine Check exception - %scaused by multiple " "matching entries in the TLB.", (multi_match) ? "" : "not "); - exception_exit(prev_state); } asmlinkage void do_mt(struct pt_regs *regs) @@ -1682,7 +1681,7 @@ int cp0_compare_irq_shift; int cp0_perfcount_irq; EXPORT_SYMBOL_GPL(cp0_perfcount_irq); -static int __cpuinitdata noulri; +static int noulri; static int __init ulri_disable(char *s) { @@ -1693,7 +1692,7 @@ static int __init ulri_disable(char *s) } __setup("noulri", ulri_disable); -void __cpuinit per_cpu_trap_init(bool is_boot_cpu) +void per_cpu_trap_init(bool is_boot_cpu) { unsigned int cpu = smp_processor_id(); unsigned int status_set = ST0_CU0; @@ -1810,7 +1809,7 @@ void __cpuinit per_cpu_trap_init(bool is_boot_cpu) } /* Install CPU exception handler */ -void __cpuinit set_handler(unsigned long offset, void *addr, unsigned long size) +void set_handler(unsigned long offset, void *addr, unsigned long size) { #ifdef CONFIG_CPU_MICROMIPS memcpy((void *)(ebase + offset), ((unsigned char *)addr - 1), size); @@ -1820,7 +1819,7 @@ void __cpuinit set_handler(unsigned long offset, void *addr, unsigned long size) local_flush_icache_range(ebase + offset, ebase + offset + size); } -static char panic_null_cerr[] __cpuinitdata = +static char panic_null_cerr[] = "Trying to set NULL cache error exception handler"; /* @@ -1828,7 +1827,7 @@ static char panic_null_cerr[] __cpuinitdata = * This is suitable only for the cache error exception which is the only * exception handler that is being run uncached. */ -void __cpuinit set_uncached_handler(unsigned long offset, void *addr, +void set_uncached_handler(unsigned long offset, void *addr, unsigned long size) { unsigned long uncached_ebase = CKSEG1ADDR(ebase); diff --git a/arch/mips/kernel/watch.c b/arch/mips/kernel/watch.c index cbdc4de85bb..2a03abb5bd2 100644 --- a/arch/mips/kernel/watch.c +++ b/arch/mips/kernel/watch.c @@ -100,7 +100,7 @@ void mips_clear_watch_registers(void) } } -__cpuinit void mips_probe_watch_registers(struct cpuinfo_mips *c) +void mips_probe_watch_registers(struct cpuinfo_mips *c) { unsigned int t; diff --git a/arch/mips/kvm/Kconfig b/arch/mips/kvm/Kconfig index 2c15590e55f..30e334e823b 100644 --- a/arch/mips/kvm/Kconfig +++ b/arch/mips/kvm/Kconfig @@ -5,7 +5,6 @@ source "virt/kvm/Kconfig" menuconfig VIRTUALIZATION bool "Virtualization" - depends on HAVE_KVM ---help--- Say Y here to get to see options for using your Linux host to run other operating systems inside virtual machines (guests). diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c index 51194875f15..eb3e1865963 100644 --- a/arch/mips/lantiq/irq.c +++ b/arch/mips/lantiq/irq.c @@ -461,7 +461,7 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent) return 0; } -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { return MIPS_CPU_TIMER_IRQ; } diff --git a/arch/mips/lib/uncached.c b/arch/mips/lib/uncached.c index 65e3dfc4e58..d8522f8e842 100644 --- a/arch/mips/lib/uncached.c +++ b/arch/mips/lib/uncached.c @@ -36,7 +36,7 @@ * values, so we can avoid sharing the same stack area between a cached * and the uncached mode. */ -unsigned long __cpuinit run_uncached(void *func) +unsigned long run_uncached(void *func) { register long sp __asm__("$sp"); register long ret __asm__("$2"); diff --git a/arch/mips/mm/c-octeon.c b/arch/mips/mm/c-octeon.c index 8557fb55286..a0bcdbb81d4 100644 --- a/arch/mips/mm/c-octeon.c +++ b/arch/mips/mm/c-octeon.c @@ -180,7 +180,7 @@ static void octeon_flush_kernel_vmap_range(unsigned long vaddr, int size) * Probe Octeon's caches * */ -static void __cpuinit probe_octeon(void) +static void probe_octeon(void) { unsigned long icache_size; unsigned long dcache_size; @@ -251,7 +251,7 @@ static void __cpuinit probe_octeon(void) } } -static void __cpuinit octeon_cache_error_setup(void) +static void octeon_cache_error_setup(void) { extern char except_vec2_octeon; set_handler(0x100, &except_vec2_octeon, 0x80); @@ -261,7 +261,7 @@ static void __cpuinit octeon_cache_error_setup(void) * Setup the Octeon cache flush routines * */ -void __cpuinit octeon_cache_init(void) +void octeon_cache_init(void) { probe_octeon(); diff --git a/arch/mips/mm/c-r3k.c b/arch/mips/mm/c-r3k.c index 704dc735a59..2fcde0c8ea0 100644 --- a/arch/mips/mm/c-r3k.c +++ b/arch/mips/mm/c-r3k.c @@ -26,7 +26,7 @@ static unsigned long icache_size, dcache_size; /* Size in bytes */ static unsigned long icache_lsize, dcache_lsize; /* Size in bytes */ -unsigned long __cpuinit r3k_cache_size(unsigned long ca_flags) +unsigned long r3k_cache_size(unsigned long ca_flags) { unsigned long flags, status, dummy, size; volatile unsigned long *p; @@ -61,7 +61,7 @@ unsigned long __cpuinit r3k_cache_size(unsigned long ca_flags) return size * sizeof(*p); } -unsigned long __cpuinit r3k_cache_lsize(unsigned long ca_flags) +unsigned long r3k_cache_lsize(unsigned long ca_flags) { unsigned long flags, status, lsize, i; volatile unsigned long *p; @@ -90,7 +90,7 @@ unsigned long __cpuinit r3k_cache_lsize(unsigned long ca_flags) return lsize * sizeof(*p); } -static void __cpuinit r3k_probe_cache(void) +static void r3k_probe_cache(void) { dcache_size = r3k_cache_size(ST0_ISC); if (dcache_size) @@ -312,7 +312,7 @@ static void r3k_dma_cache_wback_inv(unsigned long start, unsigned long size) r3k_flush_dcache_range(start, start + size); } -void __cpuinit r3k_cache_init(void) +void r3k_cache_init(void) { extern void build_clear_page(void); extern void build_copy_page(void); diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 21813beec7a..f749f687ee8 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -107,7 +107,7 @@ static inline void r4k_blast_dcache_page_dc64(unsigned long addr) blast_dcache64_page(addr); } -static void __cpuinit r4k_blast_dcache_page_setup(void) +static void r4k_blast_dcache_page_setup(void) { unsigned long dc_lsize = cpu_dcache_line_size(); @@ -123,7 +123,7 @@ static void __cpuinit r4k_blast_dcache_page_setup(void) static void (* r4k_blast_dcache_page_indexed)(unsigned long addr); -static void __cpuinit r4k_blast_dcache_page_indexed_setup(void) +static void r4k_blast_dcache_page_indexed_setup(void) { unsigned long dc_lsize = cpu_dcache_line_size(); @@ -140,7 +140,7 @@ static void __cpuinit r4k_blast_dcache_page_indexed_setup(void) void (* r4k_blast_dcache)(void); EXPORT_SYMBOL(r4k_blast_dcache); -static void __cpuinit r4k_blast_dcache_setup(void) +static void r4k_blast_dcache_setup(void) { unsigned long dc_lsize = cpu_dcache_line_size(); @@ -227,7 +227,7 @@ static inline void tx49_blast_icache32_page_indexed(unsigned long page) static void (* r4k_blast_icache_page)(unsigned long addr); -static void __cpuinit r4k_blast_icache_page_setup(void) +static void r4k_blast_icache_page_setup(void) { unsigned long ic_lsize = cpu_icache_line_size(); @@ -244,7 +244,7 @@ static void __cpuinit r4k_blast_icache_page_setup(void) static void (* r4k_blast_icache_page_indexed)(unsigned long addr); -static void __cpuinit r4k_blast_icache_page_indexed_setup(void) +static void r4k_blast_icache_page_indexed_setup(void) { unsigned long ic_lsize = cpu_icache_line_size(); @@ -269,7 +269,7 @@ static void __cpuinit r4k_blast_icache_page_indexed_setup(void) void (* r4k_blast_icache)(void); EXPORT_SYMBOL(r4k_blast_icache); -static void __cpuinit r4k_blast_icache_setup(void) +static void r4k_blast_icache_setup(void) { unsigned long ic_lsize = cpu_icache_line_size(); @@ -290,7 +290,7 @@ static void __cpuinit r4k_blast_icache_setup(void) static void (* r4k_blast_scache_page)(unsigned long addr); -static void __cpuinit r4k_blast_scache_page_setup(void) +static void r4k_blast_scache_page_setup(void) { unsigned long sc_lsize = cpu_scache_line_size(); @@ -308,7 +308,7 @@ static void __cpuinit r4k_blast_scache_page_setup(void) static void (* r4k_blast_scache_page_indexed)(unsigned long addr); -static void __cpuinit r4k_blast_scache_page_indexed_setup(void) +static void r4k_blast_scache_page_indexed_setup(void) { unsigned long sc_lsize = cpu_scache_line_size(); @@ -326,7 +326,7 @@ static void __cpuinit r4k_blast_scache_page_indexed_setup(void) static void (* r4k_blast_scache)(void); -static void __cpuinit r4k_blast_scache_setup(void) +static void r4k_blast_scache_setup(void) { unsigned long sc_lsize = cpu_scache_line_size(); @@ -797,11 +797,11 @@ static inline void alias_74k_erratum(struct cpuinfo_mips *c) } } -static char *way_string[] __cpuinitdata = { NULL, "direct mapped", "2-way", +static char *way_string[] = { NULL, "direct mapped", "2-way", "3-way", "4-way", "5-way", "6-way", "7-way", "8-way" }; -static void __cpuinit probe_pcache(void) +static void probe_pcache(void) { struct cpuinfo_mips *c = ¤t_cpu_data; unsigned int config = read_c0_config(); @@ -1119,7 +1119,7 @@ static void __cpuinit probe_pcache(void) * executes in KSEG1 space or else you will crash and burn badly. You have * been warned. */ -static int __cpuinit probe_scache(void) +static int probe_scache(void) { unsigned long flags, addr, begin, end, pow2; unsigned int config = read_c0_config(); @@ -1196,7 +1196,7 @@ extern int r5k_sc_init(void); extern int rm7k_sc_init(void); extern int mips_sc_init(void); -static void __cpuinit setup_scache(void) +static void setup_scache(void) { struct cpuinfo_mips *c = ¤t_cpu_data; unsigned int config = read_c0_config(); @@ -1329,7 +1329,7 @@ static void nxp_pr4450_fixup_config(void) NXP_BARRIER(); } -static int __cpuinitdata cca = -1; +static int cca = -1; static int __init cca_setup(char *str) { @@ -1340,7 +1340,7 @@ static int __init cca_setup(char *str) early_param("cca", cca_setup); -static void __cpuinit coherency_setup(void) +static void coherency_setup(void) { if (cca < 0 || cca > 7) cca = read_c0_config() & CONF_CM_CMASK; @@ -1380,7 +1380,7 @@ static void __cpuinit coherency_setup(void) } } -static void __cpuinit r4k_cache_error_setup(void) +static void r4k_cache_error_setup(void) { extern char __weak except_vec2_generic; extern char __weak except_vec2_sb1; @@ -1398,7 +1398,7 @@ static void __cpuinit r4k_cache_error_setup(void) } } -void __cpuinit r4k_cache_init(void) +void r4k_cache_init(void) { extern void build_clear_page(void); extern void build_copy_page(void); diff --git a/arch/mips/mm/c-tx39.c b/arch/mips/mm/c-tx39.c index ba9da270289..8d909dbbf37 100644 --- a/arch/mips/mm/c-tx39.c +++ b/arch/mips/mm/c-tx39.c @@ -344,7 +344,7 @@ static __init void tx39_probe_cache(void) } } -void __cpuinit tx39_cache_init(void) +void tx39_cache_init(void) { extern void build_clear_page(void); extern void build_copy_page(void); diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c index 5aeb3eb0b72..15f813c303b 100644 --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -182,7 +182,7 @@ static inline void setup_protection_map(void) } } -void __cpuinit cpu_cache_init(void) +void cpu_cache_init(void) { if (cpu_has_3k_cache) { extern void __weak r3k_cache_init(void); diff --git a/arch/mips/mm/cex-sb1.S b/arch/mips/mm/cex-sb1.S index fe1d887e8d7..191cf6e0c72 100644 --- a/arch/mips/mm/cex-sb1.S +++ b/arch/mips/mm/cex-sb1.S @@ -49,8 +49,6 @@ * (0x170-0x17f) are used to preserve k0, k1, and ra. */ - __CPUINIT - LEAF(except_vec2_sb1) /* * If this error is recoverable, we need to exit the handler @@ -142,8 +140,6 @@ unrecoverable: END(except_vec2_sb1) - __FINIT - LEAF(handle_vec2_sb1) mfc0 k0,CP0_CONFIG li k1,~CONF_CM_CMASK diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c index 2c0bd580b9d..218c2109a55 100644 --- a/arch/mips/mm/page.c +++ b/arch/mips/mm/page.c @@ -66,29 +66,29 @@ UASM_L_LA(_copy_pref_both) UASM_L_LA(_copy_pref_store) /* We need one branch and therefore one relocation per target label. */ -static struct uasm_label __cpuinitdata labels[5]; -static struct uasm_reloc __cpuinitdata relocs[5]; +static struct uasm_label labels[5]; +static struct uasm_reloc relocs[5]; #define cpu_is_r4600_v1_x() ((read_c0_prid() & 0xfffffff0) == 0x00002010) #define cpu_is_r4600_v2_x() ((read_c0_prid() & 0xfffffff0) == 0x00002020) -static int pref_bias_clear_store __cpuinitdata; -static int pref_bias_copy_load __cpuinitdata; -static int pref_bias_copy_store __cpuinitdata; +static int pref_bias_clear_store; +static int pref_bias_copy_load; +static int pref_bias_copy_store; -static u32 pref_src_mode __cpuinitdata; -static u32 pref_dst_mode __cpuinitdata; +static u32 pref_src_mode; +static u32 pref_dst_mode; -static int clear_word_size __cpuinitdata; -static int copy_word_size __cpuinitdata; +static int clear_word_size; +static int copy_word_size; -static int half_clear_loop_size __cpuinitdata; -static int half_copy_loop_size __cpuinitdata; +static int half_clear_loop_size; +static int half_copy_loop_size; -static int cache_line_size __cpuinitdata; +static int cache_line_size; #define cache_line_mask() (cache_line_size - 1) -static inline void __cpuinit +static inline void pg_addiu(u32 **buf, unsigned int reg1, unsigned int reg2, unsigned int off) { if (cpu_has_64bit_gp_regs && DADDI_WAR && r4k_daddiu_bug()) { @@ -108,7 +108,7 @@ pg_addiu(u32 **buf, unsigned int reg1, unsigned int reg2, unsigned int off) } } -static void __cpuinit set_prefetch_parameters(void) +static void set_prefetch_parameters(void) { if (cpu_has_64bit_gp_regs || cpu_has_64bit_zero_reg) clear_word_size = 8; @@ -199,7 +199,7 @@ static void __cpuinit set_prefetch_parameters(void) 4 * copy_word_size)); } -static void __cpuinit build_clear_store(u32 **buf, int off) +static void build_clear_store(u32 **buf, int off) { if (cpu_has_64bit_gp_regs || cpu_has_64bit_zero_reg) { uasm_i_sd(buf, ZERO, off, A0); @@ -208,7 +208,7 @@ static void __cpuinit build_clear_store(u32 **buf, int off) } } -static inline void __cpuinit build_clear_pref(u32 **buf, int off) +static inline void build_clear_pref(u32 **buf, int off) { if (off & cache_line_mask()) return; @@ -240,7 +240,7 @@ extern u32 __clear_page_end; extern u32 __copy_page_start; extern u32 __copy_page_end; -void __cpuinit build_clear_page(void) +void build_clear_page(void) { int off; u32 *buf = &__clear_page_start; @@ -333,7 +333,7 @@ void __cpuinit build_clear_page(void) pr_debug("\t.set pop\n"); } -static void __cpuinit build_copy_load(u32 **buf, int reg, int off) +static void build_copy_load(u32 **buf, int reg, int off) { if (cpu_has_64bit_gp_regs) { uasm_i_ld(buf, reg, off, A1); @@ -342,7 +342,7 @@ static void __cpuinit build_copy_load(u32 **buf, int reg, int off) } } -static void __cpuinit build_copy_store(u32 **buf, int reg, int off) +static void build_copy_store(u32 **buf, int reg, int off) { if (cpu_has_64bit_gp_regs) { uasm_i_sd(buf, reg, off, A0); @@ -387,7 +387,7 @@ static inline void build_copy_store_pref(u32 **buf, int off) } } -void __cpuinit build_copy_page(void) +void build_copy_page(void) { int off; u32 *buf = &__copy_page_start; diff --git a/arch/mips/mm/sc-ip22.c b/arch/mips/mm/sc-ip22.c index c6aaed934d5..dc7c5a5214a 100644 --- a/arch/mips/mm/sc-ip22.c +++ b/arch/mips/mm/sc-ip22.c @@ -167,7 +167,7 @@ static struct bcache_ops indy_sc_ops = { .bc_inv = indy_sc_wback_invalidate }; -void __cpuinit indy_sc_init(void) +void indy_sc_init(void) { if (indy_sc_probe()) { indy_sc_enable(); diff --git a/arch/mips/mm/sc-mips.c b/arch/mips/mm/sc-mips.c index df96da7e939..5d01392e351 100644 --- a/arch/mips/mm/sc-mips.c +++ b/arch/mips/mm/sc-mips.c @@ -132,7 +132,7 @@ static inline int __init mips_sc_probe(void) return 1; } -int __cpuinit mips_sc_init(void) +int mips_sc_init(void) { int found = mips_sc_probe(); if (found) { diff --git a/arch/mips/mm/sc-r5k.c b/arch/mips/mm/sc-r5k.c index 8bc67720e14..0216ed6eaa2 100644 --- a/arch/mips/mm/sc-r5k.c +++ b/arch/mips/mm/sc-r5k.c @@ -98,7 +98,7 @@ static struct bcache_ops r5k_sc_ops = { .bc_inv = r5k_dma_cache_inv_sc }; -void __cpuinit r5k_sc_init(void) +void r5k_sc_init(void) { if (r5k_sc_probe()) { r5k_sc_enable(); diff --git a/arch/mips/mm/sc-rm7k.c b/arch/mips/mm/sc-rm7k.c index 274af3be144..aaffbba3370 100644 --- a/arch/mips/mm/sc-rm7k.c +++ b/arch/mips/mm/sc-rm7k.c @@ -104,7 +104,7 @@ static void blast_rm7k_tcache(void) /* * This function is executed in uncached address space. */ -static __cpuinit void __rm7k_tc_enable(void) +static void __rm7k_tc_enable(void) { int i; @@ -117,7 +117,7 @@ static __cpuinit void __rm7k_tc_enable(void) cache_op(Index_Store_Tag_T, CKSEG0ADDR(i)); } -static __cpuinit void rm7k_tc_enable(void) +static void rm7k_tc_enable(void) { if (read_c0_config() & RM7K_CONF_TE) return; @@ -130,7 +130,7 @@ static __cpuinit void rm7k_tc_enable(void) /* * This function is executed in uncached address space. */ -static __cpuinit void __rm7k_sc_enable(void) +static void __rm7k_sc_enable(void) { int i; @@ -143,7 +143,7 @@ static __cpuinit void __rm7k_sc_enable(void) cache_op(Index_Store_Tag_SD, CKSEG0ADDR(i)); } -static __cpuinit void rm7k_sc_enable(void) +static void rm7k_sc_enable(void) { if (read_c0_config() & RM7K_CONF_SE) return; @@ -184,7 +184,7 @@ static struct bcache_ops rm7k_sc_ops = { * This is a probing function like the one found in c-r4k.c, we look for the * wrap around point with different addresses. */ -static __cpuinit void __probe_tcache(void) +static void __probe_tcache(void) { unsigned long flags, addr, begin, end, pow2; @@ -226,7 +226,7 @@ static __cpuinit void __probe_tcache(void) local_irq_restore(flags); } -void __cpuinit rm7k_sc_init(void) +void rm7k_sc_init(void) { struct cpuinfo_mips *c = ¤t_cpu_data; unsigned int config = read_c0_config(); diff --git a/arch/mips/mm/tlb-r3k.c b/arch/mips/mm/tlb-r3k.c index a63d1ed0827..9aca10994cd 100644 --- a/arch/mips/mm/tlb-r3k.c +++ b/arch/mips/mm/tlb-r3k.c @@ -276,7 +276,7 @@ void add_wired_entry(unsigned long entrylo0, unsigned long entrylo1, } } -void __cpuinit tlb_init(void) +void tlb_init(void) { local_flush_tlb_all(); diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c index c643de4c473..00b26a67a06 100644 --- a/arch/mips/mm/tlb-r4k.c +++ b/arch/mips/mm/tlb-r4k.c @@ -389,7 +389,7 @@ int __init has_transparent_hugepage(void) #endif /* CONFIG_TRANSPARENT_HUGEPAGE */ -static int __cpuinitdata ntlb; +static int ntlb; static int __init set_ntlb(char *str) { get_option(&str, &ntlb); @@ -398,7 +398,7 @@ static int __init set_ntlb(char *str) __setup("ntlb=", set_ntlb); -void __cpuinit tlb_init(void) +void tlb_init(void) { /* * You should never change this register: diff --git a/arch/mips/mm/tlb-r8k.c b/arch/mips/mm/tlb-r8k.c index 91c2499f806..6a99733a444 100644 --- a/arch/mips/mm/tlb-r8k.c +++ b/arch/mips/mm/tlb-r8k.c @@ -213,14 +213,14 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte) local_irq_restore(flags); } -static void __cpuinit probe_tlb(unsigned long config) +static void probe_tlb(unsigned long config) { struct cpuinfo_mips *c = ¤t_cpu_data; c->tlbsize = 3 * 128; /* 3 sets each 128 entries */ } -void __cpuinit tlb_init(void) +void tlb_init(void) { unsigned int config = read_c0_config(); unsigned long status; diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 9ab0f907a52..556cb481577 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -136,7 +136,7 @@ static int scratchpad_offset(int i) * why; it's not an issue caused by the core RTL. * */ -static int __cpuinit m4kc_tlbp_war(void) +static int m4kc_tlbp_war(void) { return (current_cpu_data.processor_id & 0xffff00) == (PRID_COMP_MIPS | PRID_IMP_4KC); @@ -181,11 +181,9 @@ UASM_L_LA(_large_segbits_fault) UASM_L_LA(_tlb_huge_update) #endif -static int __cpuinitdata hazard_instance; +static int hazard_instance; -static void __cpuinit uasm_bgezl_hazard(u32 **p, - struct uasm_reloc **r, - int instance) +static void uasm_bgezl_hazard(u32 **p, struct uasm_reloc **r, int instance) { switch (instance) { case 0 ... 7: @@ -196,9 +194,7 @@ static void __cpuinit uasm_bgezl_hazard(u32 **p, } } -static void __cpuinit uasm_bgezl_label(struct uasm_label **l, - u32 **p, - int instance) +static void uasm_bgezl_label(struct uasm_label **l, u32 **p, int instance) { switch (instance) { case 0 ... 7: @@ -295,15 +291,15 @@ static inline void dump_handler(const char *symbol, const u32 *handler, int coun * We deliberately chose a buffer size of 128, so we won't scribble * over anything important on overflow before we panic. */ -static u32 tlb_handler[128] __cpuinitdata; +static u32 tlb_handler[128]; /* simply assume worst case size for labels and relocs */ -static struct uasm_label labels[128] __cpuinitdata; -static struct uasm_reloc relocs[128] __cpuinitdata; +static struct uasm_label labels[128]; +static struct uasm_reloc relocs[128]; -static int check_for_high_segbits __cpuinitdata; +static int check_for_high_segbits; -static unsigned int kscratch_used_mask __cpuinitdata; +static unsigned int kscratch_used_mask; static inline int __maybe_unused c0_kscratch(void) { @@ -316,7 +312,7 @@ static inline int __maybe_unused c0_kscratch(void) } } -static int __cpuinit allocate_kscratch(void) +static int allocate_kscratch(void) { int r; unsigned int a = cpu_data[0].kscratch_mask & ~kscratch_used_mask; @@ -333,11 +329,11 @@ static int __cpuinit allocate_kscratch(void) return r; } -static int scratch_reg __cpuinitdata; -static int pgd_reg __cpuinitdata; +static int scratch_reg; +static int pgd_reg; enum vmalloc64_mode {not_refill, refill_scratch, refill_noscratch}; -static struct work_registers __cpuinit build_get_work_registers(u32 **p) +static struct work_registers build_get_work_registers(u32 **p) { struct work_registers r; @@ -393,7 +389,7 @@ static struct work_registers __cpuinit build_get_work_registers(u32 **p) return r; } -static void __cpuinit build_restore_work_registers(u32 **p) +static void build_restore_work_registers(u32 **p) { if (scratch_reg >= 0) { UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); @@ -418,7 +414,7 @@ extern unsigned long pgd_current[]; /* * The R3000 TLB handler is simple. */ -static void __cpuinit build_r3000_tlb_refill_handler(void) +static void build_r3000_tlb_refill_handler(void) { long pgdc = (long)pgd_current; u32 *p; @@ -463,7 +459,7 @@ static void __cpuinit build_r3000_tlb_refill_handler(void) * other one.To keep things simple, we first assume linear space, * then we relocate it to the final handler layout as needed. */ -static u32 final_handler[64] __cpuinitdata; +static u32 final_handler[64]; /* * Hazards @@ -487,7 +483,7 @@ static u32 final_handler[64] __cpuinitdata; * * As if we MIPS hackers wouldn't know how to nop pipelines happy ... */ -static void __cpuinit __maybe_unused build_tlb_probe_entry(u32 **p) +static void __maybe_unused build_tlb_probe_entry(u32 **p) { switch (current_cpu_type()) { /* Found by experiment: R4600 v2.0/R4700 needs this, too. */ @@ -511,9 +507,9 @@ static void __cpuinit __maybe_unused build_tlb_probe_entry(u32 **p) */ enum tlb_write_entry { tlb_random, tlb_indexed }; -static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l, - struct uasm_reloc **r, - enum tlb_write_entry wmode) +static void build_tlb_write_entry(u32 **p, struct uasm_label **l, + struct uasm_reloc **r, + enum tlb_write_entry wmode) { void(*tlbw)(u32 **) = NULL; @@ -647,8 +643,8 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l, } } -static __cpuinit __maybe_unused void build_convert_pte_to_entrylo(u32 **p, - unsigned int reg) +static __maybe_unused void build_convert_pte_to_entrylo(u32 **p, + unsigned int reg) { if (cpu_has_rixi) { UASM_i_ROTR(p, reg, reg, ilog2(_PAGE_GLOBAL)); @@ -663,11 +659,9 @@ static __cpuinit __maybe_unused void build_convert_pte_to_entrylo(u32 **p, #ifdef CONFIG_MIPS_HUGE_TLB_SUPPORT -static __cpuinit void build_restore_pagemask(u32 **p, - struct uasm_reloc **r, - unsigned int tmp, - enum label_id lid, - int restore_scratch) +static void build_restore_pagemask(u32 **p, struct uasm_reloc **r, + unsigned int tmp, enum label_id lid, + int restore_scratch) { if (restore_scratch) { /* Reset default page size */ @@ -706,12 +700,11 @@ static __cpuinit void build_restore_pagemask(u32 **p, } } -static __cpuinit void build_huge_tlb_write_entry(u32 **p, - struct uasm_label **l, - struct uasm_reloc **r, - unsigned int tmp, - enum tlb_write_entry wmode, - int restore_scratch) +static void build_huge_tlb_write_entry(u32 **p, struct uasm_label **l, + struct uasm_reloc **r, + unsigned int tmp, + enum tlb_write_entry wmode, + int restore_scratch) { /* Set huge page tlb entry size */ uasm_i_lui(p, tmp, PM_HUGE_MASK >> 16); @@ -726,9 +719,9 @@ static __cpuinit void build_huge_tlb_write_entry(u32 **p, /* * Check if Huge PTE is present, if so then jump to LABEL. */ -static void __cpuinit +static void build_is_huge_pte(u32 **p, struct uasm_reloc **r, unsigned int tmp, - unsigned int pmd, int lid) + unsigned int pmd, int lid) { UASM_i_LW(p, tmp, 0, pmd); if (use_bbit_insns()) { @@ -739,9 +732,8 @@ build_is_huge_pte(u32 **p, struct uasm_reloc **r, unsigned int tmp, } } -static __cpuinit void build_huge_update_entries(u32 **p, - unsigned int pte, - unsigned int tmp) +static void build_huge_update_entries(u32 **p, unsigned int pte, + unsigned int tmp) { int small_sequence; @@ -771,11 +763,10 @@ static __cpuinit void build_huge_update_entries(u32 **p, UASM_i_MTC0(p, pte, C0_ENTRYLO1); /* load it */ } -static __cpuinit void build_huge_handler_tail(u32 **p, - struct uasm_reloc **r, - struct uasm_label **l, - unsigned int pte, - unsigned int ptr) +static void build_huge_handler_tail(u32 **p, struct uasm_reloc **r, + struct uasm_label **l, + unsigned int pte, + unsigned int ptr) { #ifdef CONFIG_SMP UASM_i_SC(p, pte, 0, ptr); @@ -794,7 +785,7 @@ static __cpuinit void build_huge_handler_tail(u32 **p, * TMP and PTR are scratch. * TMP will be clobbered, PTR will hold the pmd entry. */ -static void __cpuinit +static void build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, unsigned int tmp, unsigned int ptr) { @@ -886,7 +877,7 @@ build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, * BVADDR is the faulting address, PTR is scratch. * PTR will hold the pgd for vmalloc. */ -static void __cpuinit +static void build_get_pgd_vmalloc64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, unsigned int bvaddr, unsigned int ptr, enum vmalloc64_mode mode) @@ -956,7 +947,7 @@ build_get_pgd_vmalloc64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, * TMP and PTR are scratch. * TMP will be clobbered, PTR will hold the pgd entry. */ -static void __cpuinit __maybe_unused +static void __maybe_unused build_get_pgde32(u32 **p, unsigned int tmp, unsigned int ptr) { long pgdc = (long)pgd_current; @@ -991,7 +982,7 @@ build_get_pgde32(u32 **p, unsigned int tmp, unsigned int ptr) #endif /* !CONFIG_64BIT */ -static void __cpuinit build_adjust_context(u32 **p, unsigned int ctx) +static void build_adjust_context(u32 **p, unsigned int ctx) { unsigned int shift = 4 - (PTE_T_LOG2 + 1) + PAGE_SHIFT - 12; unsigned int mask = (PTRS_PER_PTE / 2 - 1) << (PTE_T_LOG2 + 1); @@ -1017,7 +1008,7 @@ static void __cpuinit build_adjust_context(u32 **p, unsigned int ctx) uasm_i_andi(p, ctx, ctx, mask); } -static void __cpuinit build_get_ptep(u32 **p, unsigned int tmp, unsigned int ptr) +static void build_get_ptep(u32 **p, unsigned int tmp, unsigned int ptr) { /* * Bug workaround for the Nevada. It seems as if under certain @@ -1042,8 +1033,7 @@ static void __cpuinit build_get_ptep(u32 **p, unsigned int tmp, unsigned int ptr UASM_i_ADDU(p, ptr, ptr, tmp); /* add in offset */ } -static void __cpuinit build_update_entries(u32 **p, unsigned int tmp, - unsigned int ptep) +static void build_update_entries(u32 **p, unsigned int tmp, unsigned int ptep) { /* * 64bit address support (36bit on a 32bit CPU) in a 32bit @@ -1104,7 +1094,7 @@ struct mips_huge_tlb_info { int restore_scratch; }; -static struct mips_huge_tlb_info __cpuinit +static struct mips_huge_tlb_info build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l, struct uasm_reloc **r, unsigned int tmp, unsigned int ptr, int c0_scratch_reg) @@ -1282,7 +1272,7 @@ build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l, */ #define MIPS64_REFILL_INSNS 32 -static void __cpuinit build_r4000_tlb_refill_handler(void) +static void build_r4000_tlb_refill_handler(void) { u32 *p = tlb_handler; struct uasm_label *l = labels; @@ -1462,11 +1452,11 @@ extern u32 handle_tlbm[], handle_tlbm_end[]; #ifdef CONFIG_MIPS_PGD_C0_CONTEXT extern u32 tlbmiss_handler_setup_pgd[], tlbmiss_handler_setup_pgd_end[]; -static void __cpuinit build_r4000_setup_pgd(void) +static void build_r4000_setup_pgd(void) { const int a0 = 4; const int a1 = 5; - u32 *p = tlbmiss_handler_setup_pgd_array; + u32 *p = tlbmiss_handler_setup_pgd; const int tlbmiss_handler_setup_pgd_size = tlbmiss_handler_setup_pgd_end - tlbmiss_handler_setup_pgd; struct uasm_label *l = labels; @@ -1513,7 +1503,7 @@ static void __cpuinit build_r4000_setup_pgd(void) } #endif -static void __cpuinit +static void iPTE_LW(u32 **p, unsigned int pte, unsigned int ptr) { #ifdef CONFIG_SMP @@ -1533,7 +1523,7 @@ iPTE_LW(u32 **p, unsigned int pte, unsigned int ptr) #endif } -static void __cpuinit +static void iPTE_SW(u32 **p, struct uasm_reloc **r, unsigned int pte, unsigned int ptr, unsigned int mode) { @@ -1593,7 +1583,7 @@ iPTE_SW(u32 **p, struct uasm_reloc **r, unsigned int pte, unsigned int ptr, * the page table where this PTE is located, PTE will be re-loaded * with it's original value. */ -static void __cpuinit +static void build_pte_present(u32 **p, struct uasm_reloc **r, int pte, int ptr, int scratch, enum label_id lid) { @@ -1621,7 +1611,7 @@ build_pte_present(u32 **p, struct uasm_reloc **r, } /* Make PTE valid, store result in PTR. */ -static void __cpuinit +static void build_make_valid(u32 **p, struct uasm_reloc **r, unsigned int pte, unsigned int ptr) { @@ -1634,7 +1624,7 @@ build_make_valid(u32 **p, struct uasm_reloc **r, unsigned int pte, * Check if PTE can be written to, if not branch to LABEL. Regardless * restore PTE with value from PTR when done. */ -static void __cpuinit +static void build_pte_writable(u32 **p, struct uasm_reloc **r, unsigned int pte, unsigned int ptr, int scratch, enum label_id lid) @@ -1654,7 +1644,7 @@ build_pte_writable(u32 **p, struct uasm_reloc **r, /* Make PTE writable, update software status bits as well, then store * at PTR. */ -static void __cpuinit +static void build_make_write(u32 **p, struct uasm_reloc **r, unsigned int pte, unsigned int ptr) { @@ -1668,7 +1658,7 @@ build_make_write(u32 **p, struct uasm_reloc **r, unsigned int pte, * Check if PTE can be modified, if not branch to LABEL. Regardless * restore PTE with value from PTR when done. */ -static void __cpuinit +static void build_pte_modifiable(u32 **p, struct uasm_reloc **r, unsigned int pte, unsigned int ptr, int scratch, enum label_id lid) @@ -1697,7 +1687,7 @@ build_pte_modifiable(u32 **p, struct uasm_reloc **r, * This places the pte into ENTRYLO0 and writes it with tlbwi. * Then it returns. */ -static void __cpuinit +static void build_r3000_pte_reload_tlbwi(u32 **p, unsigned int pte, unsigned int tmp) { uasm_i_mtc0(p, pte, C0_ENTRYLO0); /* cp0 delay */ @@ -1713,7 +1703,7 @@ build_r3000_pte_reload_tlbwi(u32 **p, unsigned int pte, unsigned int tmp) * may have the probe fail bit set as a result of a trap on a * kseg2 access, i.e. without refill. Then it returns. */ -static void __cpuinit +static void build_r3000_tlb_reload_write(u32 **p, struct uasm_label **l, struct uasm_reloc **r, unsigned int pte, unsigned int tmp) @@ -1731,7 +1721,7 @@ build_r3000_tlb_reload_write(u32 **p, struct uasm_label **l, uasm_i_rfe(p); /* branch delay */ } -static void __cpuinit +static void build_r3000_tlbchange_handler_head(u32 **p, unsigned int pte, unsigned int ptr) { @@ -1751,7 +1741,7 @@ build_r3000_tlbchange_handler_head(u32 **p, unsigned int pte, uasm_i_tlbp(p); /* load delay */ } -static void __cpuinit build_r3000_tlb_load_handler(void) +static void build_r3000_tlb_load_handler(void) { u32 *p = handle_tlbl; const int handle_tlbl_size = handle_tlbl_end - handle_tlbl; @@ -1782,7 +1772,7 @@ static void __cpuinit build_r3000_tlb_load_handler(void) dump_handler("r3000_tlb_load", handle_tlbl, handle_tlbl_size); } -static void __cpuinit build_r3000_tlb_store_handler(void) +static void build_r3000_tlb_store_handler(void) { u32 *p = handle_tlbs; const int handle_tlbs_size = handle_tlbs_end - handle_tlbs; @@ -1803,7 +1793,7 @@ static void __cpuinit build_r3000_tlb_store_handler(void) uasm_i_j(&p, (unsigned long)tlb_do_page_fault_1 & 0x0fffffff); uasm_i_nop(&p); - if (p >= handle_tlbs) + if (p >= handle_tlbs_end) panic("TLB store handler fastpath space exceeded"); uasm_resolve_relocs(relocs, labels); @@ -1813,7 +1803,7 @@ static void __cpuinit build_r3000_tlb_store_handler(void) dump_handler("r3000_tlb_store", handle_tlbs, handle_tlbs_size); } -static void __cpuinit build_r3000_tlb_modify_handler(void) +static void build_r3000_tlb_modify_handler(void) { u32 *p = handle_tlbm; const int handle_tlbm_size = handle_tlbm_end - handle_tlbm; @@ -1848,7 +1838,7 @@ static void __cpuinit build_r3000_tlb_modify_handler(void) /* * R4000 style TLB load/store/modify handlers. */ -static struct work_registers __cpuinit +static struct work_registers build_r4000_tlbchange_handler_head(u32 **p, struct uasm_label **l, struct uasm_reloc **r) { @@ -1884,7 +1874,7 @@ build_r4000_tlbchange_handler_head(u32 **p, struct uasm_label **l, return wr; } -static void __cpuinit +static void build_r4000_tlbchange_handler_tail(u32 **p, struct uasm_label **l, struct uasm_reloc **r, unsigned int tmp, unsigned int ptr) @@ -1902,7 +1892,7 @@ build_r4000_tlbchange_handler_tail(u32 **p, struct uasm_label **l, #endif } -static void __cpuinit build_r4000_tlb_load_handler(void) +static void build_r4000_tlb_load_handler(void) { u32 *p = handle_tlbl; const int handle_tlbl_size = handle_tlbl_end - handle_tlbl; @@ -2085,7 +2075,7 @@ static void __cpuinit build_r4000_tlb_load_handler(void) dump_handler("r4000_tlb_load", handle_tlbl, handle_tlbl_size); } -static void __cpuinit build_r4000_tlb_store_handler(void) +static void build_r4000_tlb_store_handler(void) { u32 *p = handle_tlbs; const int handle_tlbs_size = handle_tlbs_end - handle_tlbs; @@ -2140,7 +2130,7 @@ static void __cpuinit build_r4000_tlb_store_handler(void) dump_handler("r4000_tlb_store", handle_tlbs, handle_tlbs_size); } -static void __cpuinit build_r4000_tlb_modify_handler(void) +static void build_r4000_tlb_modify_handler(void) { u32 *p = handle_tlbm; const int handle_tlbm_size = handle_tlbm_end - handle_tlbm; @@ -2196,7 +2186,7 @@ static void __cpuinit build_r4000_tlb_modify_handler(void) dump_handler("r4000_tlb_modify", handle_tlbm, handle_tlbm_size); } -static void __cpuinit flush_tlb_handlers(void) +static void flush_tlb_handlers(void) { local_flush_icache_range((unsigned long)handle_tlbl, (unsigned long)handle_tlbl_end); @@ -2210,7 +2200,7 @@ static void __cpuinit flush_tlb_handlers(void) #endif } -void __cpuinit build_tlb_refill_handler(void) +void build_tlb_refill_handler(void) { /* * The refill handler is generated per-CPU, multi-node systems diff --git a/arch/mips/mm/uasm-micromips.c b/arch/mips/mm/uasm-micromips.c index 162ee6d6278..060000fa653 100644 --- a/arch/mips/mm/uasm-micromips.c +++ b/arch/mips/mm/uasm-micromips.c @@ -49,7 +49,7 @@ #include "uasm.c" -static struct insn insn_table_MM[] __uasminitdata = { +static struct insn insn_table_MM[] = { { insn_addu, M(mm_pool32a_op, 0, 0, 0, 0, mm_addu32_op), RT | RS | RD }, { insn_addiu, M(mm_addiu32_op, 0, 0, 0, 0, 0), RT | RS | SIMM }, { insn_and, M(mm_pool32a_op, 0, 0, 0, 0, mm_and_op), RT | RS | RD }, @@ -118,7 +118,7 @@ static struct insn insn_table_MM[] __uasminitdata = { #undef M -static inline __uasminit u32 build_bimm(s32 arg) +static inline u32 build_bimm(s32 arg) { WARN(arg > 0xffff || arg < -0x10000, KERN_WARNING "Micro-assembler field overflow\n"); @@ -128,7 +128,7 @@ static inline __uasminit u32 build_bimm(s32 arg) return ((arg < 0) ? (1 << 15) : 0) | ((arg >> 1) & 0x7fff); } -static inline __uasminit u32 build_jimm(u32 arg) +static inline u32 build_jimm(u32 arg) { WARN(arg & ~((JIMM_MASK << 2) | 1), @@ -141,7 +141,7 @@ static inline __uasminit u32 build_jimm(u32 arg) * The order of opcode arguments is implicitly left to right, * starting with RS and ending with FUNC or IMM. */ -static void __uasminit build_insn(u32 **buf, enum opcode opc, ...) +static void build_insn(u32 **buf, enum opcode opc, ...) { struct insn *ip = NULL; unsigned int i; @@ -199,7 +199,7 @@ static void __uasminit build_insn(u32 **buf, enum opcode opc, ...) (*buf)++; } -static inline void __uasminit +static inline void __resolve_relocs(struct uasm_reloc *rel, struct uasm_label *lab) { long laddr = (long)lab->addr; diff --git a/arch/mips/mm/uasm-mips.c b/arch/mips/mm/uasm-mips.c index 5fcdd8fe3e8..0c724589854 100644 --- a/arch/mips/mm/uasm-mips.c +++ b/arch/mips/mm/uasm-mips.c @@ -49,7 +49,7 @@ #include "uasm.c" -static struct insn insn_table[] __uasminitdata = { +static struct insn insn_table[] = { { insn_addiu, M(addiu_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, { insn_addu, M(spec_op, 0, 0, 0, 0, addu_op), RS | RT | RD }, { insn_andi, M(andi_op, 0, 0, 0, 0, 0), RS | RT | UIMM }, @@ -119,7 +119,7 @@ static struct insn insn_table[] __uasminitdata = { #undef M -static inline __uasminit u32 build_bimm(s32 arg) +static inline u32 build_bimm(s32 arg) { WARN(arg > 0x1ffff || arg < -0x20000, KERN_WARNING "Micro-assembler field overflow\n"); @@ -129,7 +129,7 @@ static inline __uasminit u32 build_bimm(s32 arg) return ((arg < 0) ? (1 << 15) : 0) | ((arg >> 2) & 0x7fff); } -static inline __uasminit u32 build_jimm(u32 arg) +static inline u32 build_jimm(u32 arg) { WARN(arg & ~(JIMM_MASK << 2), KERN_WARNING "Micro-assembler field overflow\n"); @@ -141,7 +141,7 @@ static inline __uasminit u32 build_jimm(u32 arg) * The order of opcode arguments is implicitly left to right, * starting with RS and ending with FUNC or IMM. */ -static void __uasminit build_insn(u32 **buf, enum opcode opc, ...) +static void build_insn(u32 **buf, enum opcode opc, ...) { struct insn *ip = NULL; unsigned int i; @@ -187,7 +187,7 @@ static void __uasminit build_insn(u32 **buf, enum opcode opc, ...) (*buf)++; } -static inline void __uasminit +static inline void __resolve_relocs(struct uasm_reloc *rel, struct uasm_label *lab) { long laddr = (long)lab->addr; diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c index 7eb5e4355d2..b9d14b6c7f5 100644 --- a/arch/mips/mm/uasm.c +++ b/arch/mips/mm/uasm.c @@ -63,35 +63,35 @@ struct insn { enum fields fields; }; -static inline __uasminit u32 build_rs(u32 arg) +static inline u32 build_rs(u32 arg) { WARN(arg & ~RS_MASK, KERN_WARNING "Micro-assembler field overflow\n"); return (arg & RS_MASK) << RS_SH; } -static inline __uasminit u32 build_rt(u32 arg) +static inline u32 build_rt(u32 arg) { WARN(arg & ~RT_MASK, KERN_WARNING "Micro-assembler field overflow\n"); return (arg & RT_MASK) << RT_SH; } -static inline __uasminit u32 build_rd(u32 arg) +static inline u32 build_rd(u32 arg) { WARN(arg & ~RD_MASK, KERN_WARNING "Micro-assembler field overflow\n"); return (arg & RD_MASK) << RD_SH; } -static inline __uasminit u32 build_re(u32 arg) +static inline u32 build_re(u32 arg) { WARN(arg & ~RE_MASK, KERN_WARNING "Micro-assembler field overflow\n"); return (arg & RE_MASK) << RE_SH; } -static inline __uasminit u32 build_simm(s32 arg) +static inline u32 build_simm(s32 arg) { WARN(arg > 0x7fff || arg < -0x8000, KERN_WARNING "Micro-assembler field overflow\n"); @@ -99,14 +99,14 @@ static inline __uasminit u32 build_simm(s32 arg) return arg & 0xffff; } -static inline __uasminit u32 build_uimm(u32 arg) +static inline u32 build_uimm(u32 arg) { WARN(arg & ~IMM_MASK, KERN_WARNING "Micro-assembler field overflow\n"); return arg & IMM_MASK; } -static inline __uasminit u32 build_scimm(u32 arg) +static inline u32 build_scimm(u32 arg) { WARN(arg & ~SCIMM_MASK, KERN_WARNING "Micro-assembler field overflow\n"); @@ -114,21 +114,21 @@ static inline __uasminit u32 build_scimm(u32 arg) return (arg & SCIMM_MASK) << SCIMM_SH; } -static inline __uasminit u32 build_func(u32 arg) +static inline u32 build_func(u32 arg) { WARN(arg & ~FUNC_MASK, KERN_WARNING "Micro-assembler field overflow\n"); return arg & FUNC_MASK; } -static inline __uasminit u32 build_set(u32 arg) +static inline u32 build_set(u32 arg) { WARN(arg & ~SET_MASK, KERN_WARNING "Micro-assembler field overflow\n"); return arg & SET_MASK; } -static void __uasminit build_insn(u32 **buf, enum opcode opc, ...); +static void build_insn(u32 **buf, enum opcode opc, ...); #define I_u1u2u3(op) \ Ip_u1u2u3(op) \ @@ -286,7 +286,7 @@ I_u3u1u2(_ldx) #ifdef CONFIG_CPU_CAVIUM_OCTEON #include <asm/octeon/octeon.h> -void __uasminit ISAFUNC(uasm_i_pref)(u32 **buf, unsigned int a, signed int b, +void ISAFUNC(uasm_i_pref)(u32 **buf, unsigned int a, signed int b, unsigned int c) { if (OCTEON_IS_MODEL(OCTEON_CN63XX_PASS1_X) && a <= 24 && a != 5) @@ -304,7 +304,7 @@ I_u2s3u1(_pref) #endif /* Handle labels. */ -void __uasminit ISAFUNC(uasm_build_label)(struct uasm_label **lab, u32 *addr, int lid) +void ISAFUNC(uasm_build_label)(struct uasm_label **lab, u32 *addr, int lid) { (*lab)->addr = addr; (*lab)->lab = lid; @@ -312,7 +312,7 @@ void __uasminit ISAFUNC(uasm_build_label)(struct uasm_label **lab, u32 *addr, in } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_build_label)); -int __uasminit ISAFUNC(uasm_in_compat_space_p)(long addr) +int ISAFUNC(uasm_in_compat_space_p)(long addr) { /* Is this address in 32bit compat space? */ #ifdef CONFIG_64BIT @@ -323,7 +323,7 @@ int __uasminit ISAFUNC(uasm_in_compat_space_p)(long addr) } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_in_compat_space_p)); -static int __uasminit uasm_rel_highest(long val) +static int uasm_rel_highest(long val) { #ifdef CONFIG_64BIT return ((((val + 0x800080008000L) >> 48) & 0xffff) ^ 0x8000) - 0x8000; @@ -332,7 +332,7 @@ static int __uasminit uasm_rel_highest(long val) #endif } -static int __uasminit uasm_rel_higher(long val) +static int uasm_rel_higher(long val) { #ifdef CONFIG_64BIT return ((((val + 0x80008000L) >> 32) & 0xffff) ^ 0x8000) - 0x8000; @@ -341,19 +341,19 @@ static int __uasminit uasm_rel_higher(long val) #endif } -int __uasminit ISAFUNC(uasm_rel_hi)(long val) +int ISAFUNC(uasm_rel_hi)(long val) { return ((((val + 0x8000L) >> 16) & 0xffff) ^ 0x8000) - 0x8000; } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_rel_hi)); -int __uasminit ISAFUNC(uasm_rel_lo)(long val) +int ISAFUNC(uasm_rel_lo)(long val) { return ((val & 0xffff) ^ 0x8000) - 0x8000; } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_rel_lo)); -void __uasminit ISAFUNC(UASM_i_LA_mostly)(u32 **buf, unsigned int rs, long addr) +void ISAFUNC(UASM_i_LA_mostly)(u32 **buf, unsigned int rs, long addr) { if (!ISAFUNC(uasm_in_compat_space_p)(addr)) { ISAFUNC(uasm_i_lui)(buf, rs, uasm_rel_highest(addr)); @@ -371,7 +371,7 @@ void __uasminit ISAFUNC(UASM_i_LA_mostly)(u32 **buf, unsigned int rs, long addr) } UASM_EXPORT_SYMBOL(ISAFUNC(UASM_i_LA_mostly)); -void __uasminit ISAFUNC(UASM_i_LA)(u32 **buf, unsigned int rs, long addr) +void ISAFUNC(UASM_i_LA)(u32 **buf, unsigned int rs, long addr) { ISAFUNC(UASM_i_LA_mostly)(buf, rs, addr); if (ISAFUNC(uasm_rel_lo(addr))) { @@ -386,8 +386,7 @@ void __uasminit ISAFUNC(UASM_i_LA)(u32 **buf, unsigned int rs, long addr) UASM_EXPORT_SYMBOL(ISAFUNC(UASM_i_LA)); /* Handle relocations. */ -void __uasminit -ISAFUNC(uasm_r_mips_pc16)(struct uasm_reloc **rel, u32 *addr, int lid) +void ISAFUNC(uasm_r_mips_pc16)(struct uasm_reloc **rel, u32 *addr, int lid) { (*rel)->addr = addr; (*rel)->type = R_MIPS_PC16; @@ -396,11 +395,11 @@ ISAFUNC(uasm_r_mips_pc16)(struct uasm_reloc **rel, u32 *addr, int lid) } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_r_mips_pc16)); -static inline void __uasminit -__resolve_relocs(struct uasm_reloc *rel, struct uasm_label *lab); +static inline void __resolve_relocs(struct uasm_reloc *rel, + struct uasm_label *lab); -void __uasminit -ISAFUNC(uasm_resolve_relocs)(struct uasm_reloc *rel, struct uasm_label *lab) +void ISAFUNC(uasm_resolve_relocs)(struct uasm_reloc *rel, + struct uasm_label *lab) { struct uasm_label *l; @@ -411,8 +410,8 @@ ISAFUNC(uasm_resolve_relocs)(struct uasm_reloc *rel, struct uasm_label *lab) } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_resolve_relocs)); -void __uasminit -ISAFUNC(uasm_move_relocs)(struct uasm_reloc *rel, u32 *first, u32 *end, long off) +void ISAFUNC(uasm_move_relocs)(struct uasm_reloc *rel, u32 *first, u32 *end, + long off) { for (; rel->lab != UASM_LABEL_INVALID; rel++) if (rel->addr >= first && rel->addr < end) @@ -420,8 +419,8 @@ ISAFUNC(uasm_move_relocs)(struct uasm_reloc *rel, u32 *first, u32 *end, long off } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_move_relocs)); -void __uasminit -ISAFUNC(uasm_move_labels)(struct uasm_label *lab, u32 *first, u32 *end, long off) +void ISAFUNC(uasm_move_labels)(struct uasm_label *lab, u32 *first, u32 *end, + long off) { for (; lab->lab != UASM_LABEL_INVALID; lab++) if (lab->addr >= first && lab->addr < end) @@ -429,9 +428,8 @@ ISAFUNC(uasm_move_labels)(struct uasm_label *lab, u32 *first, u32 *end, long off } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_move_labels)); -void __uasminit -ISAFUNC(uasm_copy_handler)(struct uasm_reloc *rel, struct uasm_label *lab, u32 *first, - u32 *end, u32 *target) +void ISAFUNC(uasm_copy_handler)(struct uasm_reloc *rel, struct uasm_label *lab, + u32 *first, u32 *end, u32 *target) { long off = (long)(target - first); @@ -442,7 +440,7 @@ ISAFUNC(uasm_copy_handler)(struct uasm_reloc *rel, struct uasm_label *lab, u32 * } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_copy_handler)); -int __uasminit ISAFUNC(uasm_insn_has_bdelay)(struct uasm_reloc *rel, u32 *addr) +int ISAFUNC(uasm_insn_has_bdelay)(struct uasm_reloc *rel, u32 *addr) { for (; rel->lab != UASM_LABEL_INVALID; rel++) { if (rel->addr == addr @@ -456,83 +454,79 @@ int __uasminit ISAFUNC(uasm_insn_has_bdelay)(struct uasm_reloc *rel, u32 *addr) UASM_EXPORT_SYMBOL(ISAFUNC(uasm_insn_has_bdelay)); /* Convenience functions for labeled branches. */ -void __uasminit -ISAFUNC(uasm_il_bltz)(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) +void ISAFUNC(uasm_il_bltz)(u32 **p, struct uasm_reloc **r, unsigned int reg, + int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_bltz)(p, reg, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_bltz)); -void __uasminit -ISAFUNC(uasm_il_b)(u32 **p, struct uasm_reloc **r, int lid) +void ISAFUNC(uasm_il_b)(u32 **p, struct uasm_reloc **r, int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_b)(p, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_b)); -void __uasminit -ISAFUNC(uasm_il_beqz)(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) +void ISAFUNC(uasm_il_beqz)(u32 **p, struct uasm_reloc **r, unsigned int reg, + int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_beqz)(p, reg, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_beqz)); -void __uasminit -ISAFUNC(uasm_il_beqzl)(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) +void ISAFUNC(uasm_il_beqzl)(u32 **p, struct uasm_reloc **r, unsigned int reg, + int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_beqzl)(p, reg, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_beqzl)); -void __uasminit -ISAFUNC(uasm_il_bne)(u32 **p, struct uasm_reloc **r, unsigned int reg1, - unsigned int reg2, int lid) +void ISAFUNC(uasm_il_bne)(u32 **p, struct uasm_reloc **r, unsigned int reg1, + unsigned int reg2, int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_bne)(p, reg1, reg2, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_bne)); -void __uasminit -ISAFUNC(uasm_il_bnez)(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) +void ISAFUNC(uasm_il_bnez)(u32 **p, struct uasm_reloc **r, unsigned int reg, + int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_bnez)(p, reg, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_bnez)); -void __uasminit -ISAFUNC(uasm_il_bgezl)(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) +void ISAFUNC(uasm_il_bgezl)(u32 **p, struct uasm_reloc **r, unsigned int reg, + int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_bgezl)(p, reg, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_bgezl)); -void __uasminit -ISAFUNC(uasm_il_bgez)(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) +void ISAFUNC(uasm_il_bgez)(u32 **p, struct uasm_reloc **r, unsigned int reg, + int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_bgez)(p, reg, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_bgez)); -void __uasminit -ISAFUNC(uasm_il_bbit0)(u32 **p, struct uasm_reloc **r, unsigned int reg, - unsigned int bit, int lid) +void ISAFUNC(uasm_il_bbit0)(u32 **p, struct uasm_reloc **r, unsigned int reg, + unsigned int bit, int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_bbit0)(p, reg, bit, 0); } UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_bbit0)); -void __uasminit -ISAFUNC(uasm_il_bbit1)(u32 **p, struct uasm_reloc **r, unsigned int reg, - unsigned int bit, int lid) +void ISAFUNC(uasm_il_bbit1)(u32 **p, struct uasm_reloc **r, unsigned int reg, + unsigned int bit, int lid) { uasm_r_mips_pc16(r, *p, lid); ISAFUNC(uasm_i_bbit1)(p, reg, bit, 0); diff --git a/arch/mips/mti-malta/malta-smtc.c b/arch/mips/mti-malta/malta-smtc.c index becbf47506a..c4849904f01 100644 --- a/arch/mips/mti-malta/malta-smtc.c +++ b/arch/mips/mti-malta/malta-smtc.c @@ -32,7 +32,7 @@ static void msmtc_send_ipi_mask(const struct cpumask *mask, unsigned int action) /* * Post-config but pre-boot cleanup entry point */ -static void __cpuinit msmtc_init_secondary(void) +static void msmtc_init_secondary(void) { int myvpe; @@ -53,7 +53,7 @@ static void __cpuinit msmtc_init_secondary(void) /* * Platform "CPU" startup hook */ -static void __cpuinit msmtc_boot_secondary(int cpu, struct task_struct *idle) +static void msmtc_boot_secondary(int cpu, struct task_struct *idle) { smtc_boot_secondary(cpu, idle); } @@ -61,7 +61,7 @@ static void __cpuinit msmtc_boot_secondary(int cpu, struct task_struct *idle) /* * SMP initialization finalization entry point */ -static void __cpuinit msmtc_smp_finish(void) +static void msmtc_smp_finish(void) { smtc_smp_finish(); } diff --git a/arch/mips/mti-malta/malta-time.c b/arch/mips/mti-malta/malta-time.c index 0ad305f7580..53aad4a3537 100644 --- a/arch/mips/mti-malta/malta-time.c +++ b/arch/mips/mti-malta/malta-time.c @@ -150,7 +150,7 @@ static void __init plat_perf_setup(void) } } -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { #ifdef MSC01E_INT_BASE if (cpu_has_veic) { diff --git a/arch/mips/mti-sead3/sead3-time.c b/arch/mips/mti-sead3/sead3-time.c index 96b42eb9b5e..a43ea3cc0a3 100644 --- a/arch/mips/mti-sead3/sead3-time.c +++ b/arch/mips/mti-sead3/sead3-time.c @@ -91,7 +91,7 @@ static void __init plat_perf_setup(void) } } -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { if (cpu_has_vint) set_vi_handler(cp0_compare_irq, mips_timer_dispatch); diff --git a/arch/mips/netlogic/common/irq.c b/arch/mips/netlogic/common/irq.c index 73facb2b33b..1c7e3a1b81a 100644 --- a/arch/mips/netlogic/common/irq.c +++ b/arch/mips/netlogic/common/irq.c @@ -40,6 +40,10 @@ #include <linux/slab.h> #include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> + #include <asm/errno.h> #include <asm/signal.h> #include <asm/ptrace.h> @@ -223,17 +227,6 @@ static void nlm_init_node_irqs(int node) nodep->irqmask = irqmask; } -void __init arch_init_irq(void) -{ - /* Initialize the irq descriptors */ - nlm_init_percpu_irqs(); - nlm_init_node_irqs(0); - write_c0_eimr(nlm_current_node()->irqmask); -#if defined(CONFIG_CPU_XLR) - nlm_setup_fmn_irq(); -#endif -} - void nlm_smp_irq_init(int hwcpuid) { int node, cpu; @@ -266,3 +259,56 @@ asmlinkage void plat_irq_dispatch(void) /* top level irq handling */ do_IRQ(nlm_irq_to_xirq(node, i)); } + +#ifdef CONFIG_OF +static struct irq_domain *xlp_pic_domain; + +static const struct irq_domain_ops xlp_pic_irq_domain_ops = { + .xlate = irq_domain_xlate_onetwocell, +}; + +static int __init xlp_of_pic_init(struct device_node *node, + struct device_node *parent) +{ + const int n_picirqs = PIC_IRT_LAST_IRQ - PIC_IRQ_BASE + 1; + struct resource res; + int socid, ret; + + /* we need a hack to get the PIC's SoC chip id */ + ret = of_address_to_resource(node, 0, &res); + if (ret < 0) { + pr_err("PIC %s: reg property not found!\n", node->name); + return -EINVAL; + } + socid = (res.start >> 18) & 0x3; + xlp_pic_domain = irq_domain_add_legacy(node, n_picirqs, + nlm_irq_to_xirq(socid, PIC_IRQ_BASE), PIC_IRQ_BASE, + &xlp_pic_irq_domain_ops, NULL); + if (xlp_pic_domain == NULL) { + pr_err("PIC %s: Creating legacy domain failed!\n", node->name); + return -EINVAL; + } + pr_info("Node %d: IRQ domain created for PIC@%pa\n", socid, + &res.start); + return 0; +} + +static struct of_device_id __initdata xlp_pic_irq_ids[] = { + { .compatible = "netlogic,xlp-pic", .data = xlp_of_pic_init }, + {}, +}; +#endif + +void __init arch_init_irq(void) +{ + /* Initialize the irq descriptors */ + nlm_init_percpu_irqs(); + nlm_init_node_irqs(0); + write_c0_eimr(nlm_current_node()->irqmask); +#if defined(CONFIG_CPU_XLR) + nlm_setup_fmn_irq(); +#endif +#if defined(CONFIG_OF) + of_irq_init(xlp_pic_irq_ids); +#endif +} diff --git a/arch/mips/netlogic/common/smp.c b/arch/mips/netlogic/common/smp.c index 885d293b61d..4e35d9c453e 100644 --- a/arch/mips/netlogic/common/smp.c +++ b/arch/mips/netlogic/common/smp.c @@ -116,7 +116,7 @@ void nlm_early_init_secondary(int cpu) /* * Code to run on secondary just after probing the CPU */ -static void __cpuinit nlm_init_secondary(void) +static void nlm_init_secondary(void) { int hwtid; @@ -252,7 +252,7 @@ unsupp: return 0; } -int __cpuinit nlm_wakeup_secondary_cpus(void) +int nlm_wakeup_secondary_cpus(void) { u32 *reset_data; int threadmode; diff --git a/arch/mips/netlogic/common/smpboot.S b/arch/mips/netlogic/common/smpboot.S index 528c46c5a17..aa6cff0a229 100644 --- a/arch/mips/netlogic/common/smpboot.S +++ b/arch/mips/netlogic/common/smpboot.S @@ -70,7 +70,6 @@ FEXPORT(xlp_boot_core0_siblings) /* "Master" cpu starts from here */ nop /* not reached */ - __CPUINIT NESTED(nlm_boot_secondary_cpus, 16, sp) /* Initialize CP0 Status */ move t1, zero @@ -94,7 +93,6 @@ NESTED(nlm_boot_secondary_cpus, 16, sp) jr t0 nop END(nlm_boot_secondary_cpus) - __FINIT /* * In case of RMIboot bootloader which is used on XLR boards, the CPUs @@ -102,7 +100,6 @@ END(nlm_boot_secondary_cpus) * This will get them out of the bootloader code and into linux. Needed * because the bootloader area will be taken and initialized by linux. */ - __CPUINIT NESTED(nlm_rmiboot_preboot, 16, sp) mfc0 t0, $15, 1 /* read ebase */ andi t0, 0x1f /* t0 has the processor_id() */ @@ -140,4 +137,3 @@ NESTED(nlm_rmiboot_preboot, 16, sp) b 1b nop END(nlm_rmiboot_preboot) - __FINIT diff --git a/arch/mips/netlogic/common/time.c b/arch/mips/netlogic/common/time.c index 5c56555380b..045a396c57c 100644 --- a/arch/mips/netlogic/common/time.c +++ b/arch/mips/netlogic/common/time.c @@ -54,7 +54,7 @@ #error "Unknown CPU" #endif -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { return IRQ_TIMER; } diff --git a/arch/mips/netlogic/dts/xlp_evp.dts b/arch/mips/netlogic/dts/xlp_evp.dts index e14f4230806..06407033678 100644 --- a/arch/mips/netlogic/dts/xlp_evp.dts +++ b/arch/mips/netlogic/dts/xlp_evp.dts @@ -76,10 +76,11 @@ }; }; pic: pic@4000 { - interrupt-controller; + compatible = "netlogic,xlp-pic"; #address-cells = <0>; #interrupt-cells = <1>; reg = <0 0x4000 0x200>; + interrupt-controller; }; nor_flash@1,0 { diff --git a/arch/mips/netlogic/dts/xlp_svp.dts b/arch/mips/netlogic/dts/xlp_svp.dts index 8af4bdbe5d9..9c5db102df5 100644 --- a/arch/mips/netlogic/dts/xlp_svp.dts +++ b/arch/mips/netlogic/dts/xlp_svp.dts @@ -76,10 +76,11 @@ }; }; pic: pic@4000 { - interrupt-controller; + compatible = "netlogic,xlp-pic"; #address-cells = <0>; #interrupt-cells = <1>; reg = <0 0x4000 0x200>; + interrupt-controller; }; nor_flash@1,0 { diff --git a/arch/mips/netlogic/xlp/usb-init.c b/arch/mips/netlogic/xlp/usb-init.c index 9c401dd7833..ef3897ef0dc 100644 --- a/arch/mips/netlogic/xlp/usb-init.c +++ b/arch/mips/netlogic/xlp/usb-init.c @@ -119,7 +119,7 @@ static u64 xlp_usb_dmamask = ~(u32)0; static void nlm_usb_fixup_final(struct pci_dev *dev) { dev->dev.dma_mask = &xlp_usb_dmamask; - dev->dev.coherent_dma_mask = DMA_BIT_MASK(64); + dev->dev.coherent_dma_mask = DMA_BIT_MASK(32); switch (dev->devfn) { case 0x10: dev->irq = PIC_EHCI_0_IRQ; diff --git a/arch/mips/netlogic/xlr/wakeup.c b/arch/mips/netlogic/xlr/wakeup.c index c06e4c9f047..9fb81fa6272 100644 --- a/arch/mips/netlogic/xlr/wakeup.c +++ b/arch/mips/netlogic/xlr/wakeup.c @@ -49,7 +49,7 @@ #include <asm/netlogic/xlr/iomap.h> #include <asm/netlogic/xlr/pic.h> -int __cpuinit xlr_wakeup_secondary_cpus(void) +int xlr_wakeup_secondary_cpus(void) { struct nlm_soc_info *nodep; unsigned int i, j, boot_cpu; diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c index e4b1140cdae..3a2b6e9f25c 100644 --- a/arch/mips/oprofile/op_model_mipsxx.c +++ b/arch/mips/oprofile/op_model_mipsxx.c @@ -166,7 +166,7 @@ static void mipsxx_reg_setup(struct op_counter_config *ctr) reg.control[i] |= M_PERFCTL_USER; if (ctr[i].exl) reg.control[i] |= M_PERFCTL_EXL; - if (current_cpu_type() == CPU_XLR) + if (boot_cpu_type() == CPU_XLR) reg.control[i] |= M_PERFCTL_COUNT_ALL_THREADS; reg.counter[i] = 0x80000000 - ctr[i].count; } diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c index 7b2ac81e1f5..162b4cb29db 100644 --- a/arch/mips/pci/pci-ip27.c +++ b/arch/mips/pci/pci-ip27.c @@ -42,7 +42,7 @@ int irq_to_slot[MAX_PCI_BUSSES * MAX_DEVICES_PER_PCIBUS]; extern struct pci_ops bridge_pci_ops; -int __cpuinit bridge_probe(nasid_t nasid, int widget_id, int masterwid) +int bridge_probe(nasid_t nasid, int widget_id, int masterwid) { unsigned long offset = NODE_OFFSET(nasid); struct bridge_controller *bc; diff --git a/arch/mips/pmcs-msp71xx/msp_smtc.c b/arch/mips/pmcs-msp71xx/msp_smtc.c index c8dcc1c01e1..6b5607fce27 100644 --- a/arch/mips/pmcs-msp71xx/msp_smtc.c +++ b/arch/mips/pmcs-msp71xx/msp_smtc.c @@ -33,7 +33,7 @@ static void msp_smtc_send_ipi_mask(const struct cpumask *mask, /* * Post-config but pre-boot cleanup entry point */ -static void __cpuinit msp_smtc_init_secondary(void) +static void msp_smtc_init_secondary(void) { int myvpe; @@ -48,8 +48,7 @@ static void __cpuinit msp_smtc_init_secondary(void) /* * Platform "CPU" startup hook */ -static void __cpuinit msp_smtc_boot_secondary(int cpu, - struct task_struct *idle) +static void msp_smtc_boot_secondary(int cpu, struct task_struct *idle) { smtc_boot_secondary(cpu, idle); } @@ -57,7 +56,7 @@ static void __cpuinit msp_smtc_boot_secondary(int cpu, /* * SMP initialization finalization entry point */ -static void __cpuinit msp_smtc_smp_finish(void) +static void msp_smtc_smp_finish(void) { smtc_smp_finish(); } diff --git a/arch/mips/pmcs-msp71xx/msp_time.c b/arch/mips/pmcs-msp71xx/msp_time.c index 8f12ecc55ac..fea917be0ff 100644 --- a/arch/mips/pmcs-msp71xx/msp_time.c +++ b/arch/mips/pmcs-msp71xx/msp_time.c @@ -88,7 +88,7 @@ void __init plat_time_init(void) mips_hpt_frequency = cpu_rate/2; } -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { /* MIPS_MT modes may want timer for second VPE */ if ((get_current_vpe()) && !tim_installed) { diff --git a/arch/mips/pnx833x/common/interrupts.c b/arch/mips/pnx833x/common/interrupts.c index a4a90596c0a..e460865873c 100644 --- a/arch/mips/pnx833x/common/interrupts.c +++ b/arch/mips/pnx833x/common/interrupts.c @@ -281,7 +281,7 @@ void __init arch_init_irq(void) write_c0_status(read_c0_status() | IE_IRQ2); } -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { if (cpu_has_vint) set_vi_handler(cp0_compare_irq, pnx833x_timer_dispatch); diff --git a/arch/mips/pnx833x/common/platform.c b/arch/mips/pnx833x/common/platform.c index d22dc0d6f28..2b7e837dc2e 100644 --- a/arch/mips/pnx833x/common/platform.c +++ b/arch/mips/pnx833x/common/platform.c @@ -206,11 +206,13 @@ static struct resource pnx833x_ethernet_resources[] = { .end = PNX8335_IP3902_PORTS_END, .flags = IORESOURCE_MEM, }, +#ifdef CONFIG_SOC_PNX8335 [1] = { .start = PNX8335_PIC_ETHERNET_INT, .end = PNX8335_PIC_ETHERNET_INT, .flags = IORESOURCE_IRQ, }, +#endif }; static struct platform_device pnx833x_ethernet_device = { diff --git a/arch/mips/powertv/asic/asic_devices.c b/arch/mips/powertv/asic/asic_devices.c index 9f64c238780..0238af1ba50 100644 --- a/arch/mips/powertv/asic/asic_devices.c +++ b/arch/mips/powertv/asic/asic_devices.c @@ -529,8 +529,7 @@ EXPORT_SYMBOL(asic_resource_get); */ void platform_release_memory(void *ptr, int size) { - free_reserved_area((unsigned long)ptr, (unsigned long)(ptr + size), - -1, NULL); + free_reserved_area(ptr, ptr + size, -1, NULL); } EXPORT_SYMBOL(platform_release_memory); diff --git a/arch/mips/powertv/time.c b/arch/mips/powertv/time.c index 9fd7b67f2af..f38b0d45eca 100644 --- a/arch/mips/powertv/time.c +++ b/arch/mips/powertv/time.c @@ -25,7 +25,7 @@ #include "powertv-clock.h" -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { return irq_mips_timer; } diff --git a/arch/mips/ralink/irq.c b/arch/mips/ralink/irq.c index 320b1f1043f..781b3d14a48 100644 --- a/arch/mips/ralink/irq.c +++ b/arch/mips/ralink/irq.c @@ -73,7 +73,7 @@ static struct irq_chip ralink_intc_irq_chip = { .irq_mask_ack = ralink_intc_irq_mask, }; -unsigned int __cpuinit get_c0_compare_int(void) +unsigned int get_c0_compare_int(void) { return CP0_LEGACY_COMPARE_IRQ; } diff --git a/arch/mips/sgi-ip27/ip27-init.c b/arch/mips/sgi-ip27/ip27-init.c index d41b1c6fb03..ee736bd103f 100644 --- a/arch/mips/sgi-ip27/ip27-init.c +++ b/arch/mips/sgi-ip27/ip27-init.c @@ -54,7 +54,7 @@ extern void pcibr_setup(cnodeid_t); extern void xtalk_probe_node(cnodeid_t nid); -static void __cpuinit per_hub_init(cnodeid_t cnode) +static void per_hub_init(cnodeid_t cnode) { struct hub_data *hub = hub_data(cnode); nasid_t nasid = COMPACT_TO_NASID_NODEID(cnode); @@ -110,7 +110,7 @@ static void __cpuinit per_hub_init(cnodeid_t cnode) } } -void __cpuinit per_cpu_init(void) +void per_cpu_init(void) { int cpu = smp_processor_id(); int slice = LOCAL_HUB_L(PI_CPU_NUM); diff --git a/arch/mips/sgi-ip27/ip27-smp.c b/arch/mips/sgi-ip27/ip27-smp.c index f94638141b2..f4ea8aa79ba 100644 --- a/arch/mips/sgi-ip27/ip27-smp.c +++ b/arch/mips/sgi-ip27/ip27-smp.c @@ -173,12 +173,12 @@ static void ip27_send_ipi_mask(const struct cpumask *mask, unsigned int action) ip27_send_ipi_single(i, action); } -static void __cpuinit ip27_init_secondary(void) +static void ip27_init_secondary(void) { per_cpu_init(); } -static void __cpuinit ip27_smp_finish(void) +static void ip27_smp_finish(void) { extern void hub_rt_clock_event_init(void); @@ -195,7 +195,7 @@ static void __init ip27_cpus_done(void) * set sp to the kernel stack of the newly created idle process, gp to the proc * struct so that current_thread_info() will work. */ -static void __cpuinit ip27_boot_secondary(int cpu, struct task_struct *idle) +static void ip27_boot_secondary(int cpu, struct task_struct *idle) { unsigned long gp = (unsigned long)task_thread_info(idle); unsigned long sp = __KSTK_TOS(idle); diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c index 2e21b761cb9..1d97eaba0c5 100644 --- a/arch/mips/sgi-ip27/ip27-timer.c +++ b/arch/mips/sgi-ip27/ip27-timer.c @@ -106,7 +106,7 @@ struct irqaction hub_rt_irqaction = { #define NSEC_PER_CYCLE 800 #define CYCLES_PER_SEC (NSEC_PER_SEC / NSEC_PER_CYCLE) -void __cpuinit hub_rt_clock_event_init(void) +void hub_rt_clock_event_init(void) { unsigned int cpu = smp_processor_id(); struct clock_event_device *cd = &per_cpu(hub_rt_clockevent, cpu); @@ -173,7 +173,7 @@ void __init plat_time_init(void) hub_rt_clock_event_init(); } -void __cpuinit cpu_time_init(void) +void cpu_time_init(void) { lboard_t *board; klcpu_t *cpu; @@ -194,7 +194,7 @@ void __cpuinit cpu_time_init(void) set_c0_status(SRB_TIMOCLK); } -void __cpuinit hub_rtc_init(cnodeid_t cnode) +void hub_rtc_init(cnodeid_t cnode) { /* diff --git a/arch/mips/sgi-ip27/ip27-xtalk.c b/arch/mips/sgi-ip27/ip27-xtalk.c index a4df7d0f6f1..d59b820f528 100644 --- a/arch/mips/sgi-ip27/ip27-xtalk.c +++ b/arch/mips/sgi-ip27/ip27-xtalk.c @@ -23,7 +23,7 @@ extern int bridge_probe(nasid_t nasid, int widget, int masterwid); -static int __cpuinit probe_one_port(nasid_t nasid, int widget, int masterwid) +static int probe_one_port(nasid_t nasid, int widget, int masterwid) { widgetreg_t widget_id; xwidget_part_num_t partnum; @@ -47,7 +47,7 @@ static int __cpuinit probe_one_port(nasid_t nasid, int widget, int masterwid) return 0; } -static int __cpuinit xbow_probe(nasid_t nasid) +static int xbow_probe(nasid_t nasid) { lboard_t *brd; klxbow_t *xbow_p; @@ -100,7 +100,7 @@ static int __cpuinit xbow_probe(nasid_t nasid) return 0; } -void __cpuinit xtalk_probe_node(cnodeid_t nid) +void xtalk_probe_node(cnodeid_t nid) { volatile u64 hubreg; nasid_t nasid; diff --git a/arch/mips/sibyte/bcm1480/smp.c b/arch/mips/sibyte/bcm1480/smp.c index de88e22694a..54e2c4de15c 100644 --- a/arch/mips/sibyte/bcm1480/smp.c +++ b/arch/mips/sibyte/bcm1480/smp.c @@ -60,7 +60,7 @@ static void *mailbox_0_regs[] = { /* * SMP init and finish on secondary CPUs */ -void __cpuinit bcm1480_smp_init(void) +void bcm1480_smp_init(void) { unsigned int imask = STATUSF_IP4 | STATUSF_IP3 | STATUSF_IP2 | STATUSF_IP1 | STATUSF_IP0; @@ -95,7 +95,7 @@ static void bcm1480_send_ipi_mask(const struct cpumask *mask, /* * Code to run on secondary just after probing the CPU */ -static void __cpuinit bcm1480_init_secondary(void) +static void bcm1480_init_secondary(void) { extern void bcm1480_smp_init(void); @@ -106,7 +106,7 @@ static void __cpuinit bcm1480_init_secondary(void) * Do any tidying up before marking online and running the idle * loop */ -static void __cpuinit bcm1480_smp_finish(void) +static void bcm1480_smp_finish(void) { extern void sb1480_clockevent_init(void); @@ -125,7 +125,7 @@ static void bcm1480_cpus_done(void) * Setup the PC, SP, and GP of a secondary processor and start it * running! */ -static void __cpuinit bcm1480_boot_secondary(int cpu, struct task_struct *idle) +static void bcm1480_boot_secondary(int cpu, struct task_struct *idle) { int retval; diff --git a/arch/mips/sibyte/sb1250/smp.c b/arch/mips/sibyte/sb1250/smp.c index 285cfef4ebc..d7b942db0ea 100644 --- a/arch/mips/sibyte/sb1250/smp.c +++ b/arch/mips/sibyte/sb1250/smp.c @@ -48,7 +48,7 @@ static void *mailbox_regs[] = { /* * SMP init and finish on secondary CPUs */ -void __cpuinit sb1250_smp_init(void) +void sb1250_smp_init(void) { unsigned int imask = STATUSF_IP4 | STATUSF_IP3 | STATUSF_IP2 | STATUSF_IP1 | STATUSF_IP0; @@ -83,7 +83,7 @@ static inline void sb1250_send_ipi_mask(const struct cpumask *mask, /* * Code to run on secondary just after probing the CPU */ -static void __cpuinit sb1250_init_secondary(void) +static void sb1250_init_secondary(void) { extern void sb1250_smp_init(void); @@ -94,7 +94,7 @@ static void __cpuinit sb1250_init_secondary(void) * Do any tidying up before marking online and running the idle * loop */ -static void __cpuinit sb1250_smp_finish(void) +static void sb1250_smp_finish(void) { extern void sb1250_clockevent_init(void); @@ -113,7 +113,7 @@ static void sb1250_cpus_done(void) * Setup the PC, SP, and GP of a secondary processor and start it * running! */ -static void __cpuinit sb1250_boot_secondary(int cpu, struct task_struct *idle) +static void sb1250_boot_secondary(int cpu, struct task_struct *idle) { int retval; diff --git a/arch/openrisc/kernel/setup.c b/arch/openrisc/kernel/setup.c index f4d5bedc3b4..d7359ffbcbd 100644 --- a/arch/openrisc/kernel/setup.c +++ b/arch/openrisc/kernel/setup.c @@ -267,7 +267,7 @@ void __init detect_unit_config(unsigned long upr, unsigned long mask, * */ -void __cpuinit calibrate_delay(void) +void calibrate_delay(void) { const int *val; struct device_node *cpu = NULL; diff --git a/arch/parisc/configs/c8000_defconfig b/arch/parisc/configs/c8000_defconfig new file mode 100644 index 00000000000..f1100636129 --- /dev/null +++ b/arch/parisc/configs/c8000_defconfig @@ -0,0 +1,279 @@ +# CONFIG_LOCALVERSION_AUTO is not set +CONFIG_SYSVIPC=y +CONFIG_POSIX_MQUEUE=y +CONFIG_FHANDLE=y +CONFIG_BSD_PROCESS_ACCT=y +CONFIG_BSD_PROCESS_ACCT_V3=y +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_RELAY=y +CONFIG_BLK_DEV_INITRD=y +CONFIG_RD_BZIP2=y +CONFIG_RD_LZMA=y +CONFIG_RD_LZO=y +CONFIG_EXPERT=y +CONFIG_SYSCTL_SYSCALL=y +CONFIG_SLAB=y +CONFIG_MODULES=y +CONFIG_MODULE_UNLOAD=y +CONFIG_MODULE_FORCE_UNLOAD=y +CONFIG_MODVERSIONS=y +CONFIG_BLK_DEV_INTEGRITY=y +CONFIG_PA8X00=y +CONFIG_MLONGCALLS=y +CONFIG_64BIT=y +CONFIG_SMP=y +CONFIG_PREEMPT=y +# CONFIG_CROSS_MEMORY_ATTACH is not set +CONFIG_IOMMU_CCIO=y +CONFIG_PCI=y +CONFIG_PCI_LBA=y +# CONFIG_SUPERIO is not set +# CONFIG_CHASSIS_LCD_LED is not set +# CONFIG_PDC_CHASSIS is not set +# CONFIG_PDC_CHASSIS_WARN is not set +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +CONFIG_BINFMT_MISC=m +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_XFRM_USER=m +CONFIG_XFRM_SUB_POLICY=y +CONFIG_NET_KEY=m +CONFIG_INET=y +CONFIG_IP_MULTICAST=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +CONFIG_IP_PNP_BOOTP=y +CONFIG_IP_PNP_RARP=y +CONFIG_NET_IPIP=m +CONFIG_IP_MROUTE=y +CONFIG_IP_PIMSM_V1=y +CONFIG_IP_PIMSM_V2=y +CONFIG_SYN_COOKIES=y +CONFIG_INET_AH=m +CONFIG_INET_ESP=m +CONFIG_INET_IPCOMP=m +CONFIG_INET_XFRM_MODE_BEET=m +CONFIG_INET_DIAG=m +# CONFIG_IPV6 is not set +CONFIG_IP_DCCP=m +# CONFIG_IP_DCCP_CCID3 is not set +CONFIG_TIPC=m +CONFIG_LLC2=m +CONFIG_DNS_RESOLVER=y +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_STANDALONE is not set +CONFIG_PARPORT=y +CONFIG_PARPORT_PC=y +CONFIG_PARPORT_PC_FIFO=y +CONFIG_BLK_DEV_UMEM=m +CONFIG_BLK_DEV_LOOP=m +CONFIG_BLK_DEV_CRYPTOLOOP=m +CONFIG_BLK_DEV_SX8=m +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_SIZE=6144 +CONFIG_CDROM_PKTCDVD=m +CONFIG_CDROM_PKTCDVD_WCACHE=y +CONFIG_ATA_OVER_ETH=m +CONFIG_IDE=y +CONFIG_BLK_DEV_IDECD=y +CONFIG_BLK_DEV_PLATFORM=y +CONFIG_BLK_DEV_GENERIC=y +CONFIG_BLK_DEV_SIIMAGE=y +CONFIG_SCSI=y +CONFIG_BLK_DEV_SD=y +CONFIG_CHR_DEV_ST=m +CONFIG_BLK_DEV_SR=m +CONFIG_CHR_DEV_SG=y +CONFIG_CHR_DEV_SCH=m +CONFIG_SCSI_CONSTANTS=y +CONFIG_SCSI_LOGGING=y +CONFIG_SCSI_FC_ATTRS=y +CONFIG_SCSI_SAS_LIBSAS=m +CONFIG_ISCSI_TCP=m +CONFIG_ISCSI_BOOT_SYSFS=m +CONFIG_FUSION=y +CONFIG_FUSION_SPI=y +CONFIG_FUSION_SAS=y +CONFIG_NETDEVICES=y +CONFIG_DUMMY=m +CONFIG_NETCONSOLE=m +CONFIG_TUN=y +CONFIG_E1000=y +CONFIG_PPP=m +CONFIG_PPP_BSDCOMP=m +CONFIG_PPP_DEFLATE=m +CONFIG_PPP_MPPE=m +CONFIG_PPPOE=m +CONFIG_PPP_ASYNC=m +CONFIG_PPP_SYNC_TTY=m +# CONFIG_WLAN is not set +CONFIG_INPUT_FF_MEMLESS=m +# CONFIG_KEYBOARD_ATKBD is not set +# CONFIG_KEYBOARD_HIL_OLD is not set +# CONFIG_KEYBOARD_HIL is not set +CONFIG_MOUSE_PS2=m +CONFIG_INPUT_MISC=y +CONFIG_INPUT_CM109=m +CONFIG_SERIO_SERPORT=m +CONFIG_SERIO_PARKBD=m +CONFIG_SERIO_GSCPS2=m +# CONFIG_HP_SDC is not set +CONFIG_SERIO_PCIPS2=m +CONFIG_SERIO_LIBPS2=y +CONFIG_SERIO_RAW=m +CONFIG_SERIAL_8250=y +# CONFIG_SERIAL_8250_DEPRECATED_OPTIONS is not set +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_NR_UARTS=8 +CONFIG_SERIAL_8250_RUNTIME_UARTS=8 +CONFIG_SERIAL_8250_EXTENDED=y +# CONFIG_SERIAL_MUX is not set +CONFIG_SERIAL_JSM=m +CONFIG_PRINTER=y +CONFIG_HW_RANDOM=y +CONFIG_RAW_DRIVER=m +CONFIG_PTP_1588_CLOCK=y +CONFIG_SSB=m +CONFIG_SSB_DRIVER_PCICORE=y +CONFIG_AGP=y +CONFIG_AGP_PARISC=y +CONFIG_DRM=y +CONFIG_DRM_RADEON=y +CONFIG_FIRMWARE_EDID=y +CONFIG_FB_FOREIGN_ENDIAN=y +CONFIG_FB_MODE_HELPERS=y +CONFIG_FB_TILEBLITTING=y +# CONFIG_FB_STI is not set +CONFIG_BACKLIGHT_LCD_SUPPORT=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_GENERIC is not set +CONFIG_FRAMEBUFFER_CONSOLE=y +# CONFIG_STI_CONSOLE is not set +CONFIG_LOGO=y +# CONFIG_LOGO_LINUX_MONO is not set +# CONFIG_LOGO_LINUX_VGA16 is not set +# CONFIG_LOGO_LINUX_CLUT224 is not set +CONFIG_SOUND=m +CONFIG_SND=m +CONFIG_SND_SEQUENCER=m +CONFIG_SND_SEQ_DUMMY=m +CONFIG_SND_MIXER_OSS=m +CONFIG_SND_PCM_OSS=m +CONFIG_SND_SEQUENCER_OSS=y +CONFIG_SND_VERBOSE_PRINTK=y +CONFIG_SND_AD1889=m +# CONFIG_SND_USB is not set +# CONFIG_SND_GSC is not set +CONFIG_HID_A4TECH=m +CONFIG_HID_APPLE=m +CONFIG_HID_BELKIN=m +CONFIG_HID_CHERRY=m +CONFIG_HID_CHICONY=m +CONFIG_HID_CYPRESS=m +CONFIG_HID_DRAGONRISE=m +CONFIG_HID_EZKEY=m +CONFIG_HID_KYE=m +CONFIG_HID_GYRATION=m +CONFIG_HID_TWINHAN=m +CONFIG_HID_KENSINGTON=m +CONFIG_HID_LOGITECH=m +CONFIG_HID_LOGITECH_DJ=m +CONFIG_HID_MICROSOFT=m +CONFIG_HID_MONTEREY=m +CONFIG_HID_NTRIG=m +CONFIG_HID_ORTEK=m +CONFIG_HID_PANTHERLORD=m +CONFIG_HID_PETALYNX=m +CONFIG_HID_SAMSUNG=m +CONFIG_HID_SUNPLUS=m +CONFIG_HID_GREENASIA=m +CONFIG_HID_SMARTJOYPLUS=m +CONFIG_HID_TOPSEED=m +CONFIG_HID_THRUSTMASTER=m +CONFIG_HID_ZEROPLUS=m +CONFIG_USB_HID=m +CONFIG_USB=y +CONFIG_USB_OHCI_HCD=y +CONFIG_USB_STORAGE=y +CONFIG_EXT2_FS=y +CONFIG_EXT2_FS_XATTR=y +CONFIG_EXT2_FS_POSIX_ACL=y +CONFIG_EXT2_FS_SECURITY=y +CONFIG_EXT3_FS=y +# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=m +CONFIG_REISERFS_FS=m +CONFIG_REISERFS_PROC_INFO=y +CONFIG_XFS_FS=m +CONFIG_XFS_POSIX_ACL=y +CONFIG_QUOTA=y +CONFIG_QFMT_V1=m +CONFIG_QFMT_V2=m +CONFIG_AUTOFS4_FS=m +CONFIG_FUSE_FS=m +CONFIG_ISO9660_FS=y +CONFIG_JOLIET=y +CONFIG_MSDOS_FS=m +CONFIG_VFAT_FS=m +CONFIG_PROC_KCORE=y +CONFIG_TMPFS=y +CONFIG_TMPFS_XATTR=y +CONFIG_NFS_FS=m +CONFIG_NLS_CODEPAGE_437=m +CONFIG_NLS_CODEPAGE_737=m +CONFIG_NLS_CODEPAGE_775=m +CONFIG_NLS_CODEPAGE_850=m +CONFIG_NLS_CODEPAGE_852=m +CONFIG_NLS_CODEPAGE_855=m +CONFIG_NLS_CODEPAGE_857=m +CONFIG_NLS_CODEPAGE_860=m +CONFIG_NLS_CODEPAGE_861=m +CONFIG_NLS_CODEPAGE_862=m +CONFIG_NLS_CODEPAGE_863=m +CONFIG_NLS_CODEPAGE_864=m +CONFIG_NLS_CODEPAGE_865=m +CONFIG_NLS_CODEPAGE_866=m +CONFIG_NLS_CODEPAGE_869=m +CONFIG_NLS_CODEPAGE_936=m +CONFIG_NLS_CODEPAGE_950=m +CONFIG_NLS_CODEPAGE_932=m +CONFIG_NLS_CODEPAGE_949=m +CONFIG_NLS_CODEPAGE_874=m +CONFIG_NLS_ISO8859_8=m +CONFIG_NLS_CODEPAGE_1250=m +CONFIG_NLS_CODEPAGE_1251=m +CONFIG_NLS_ASCII=m +CONFIG_NLS_ISO8859_1=m +CONFIG_NLS_ISO8859_2=m +CONFIG_NLS_ISO8859_3=m +CONFIG_NLS_ISO8859_4=m +CONFIG_NLS_ISO8859_5=m +CONFIG_NLS_ISO8859_6=m +CONFIG_NLS_ISO8859_7=m +CONFIG_NLS_ISO8859_9=m +CONFIG_NLS_ISO8859_13=m +CONFIG_NLS_ISO8859_14=m +CONFIG_NLS_ISO8859_15=m +CONFIG_NLS_KOI8_R=m +CONFIG_NLS_KOI8_U=m +CONFIG_NLS_UTF8=m +CONFIG_UNUSED_SYMBOLS=y +CONFIG_DEBUG_FS=y +CONFIG_MAGIC_SYSRQ=y +CONFIG_DEBUG_SLAB=y +CONFIG_DEBUG_SLAB_LEAK=y +CONFIG_DEBUG_MEMORY_INIT=y +CONFIG_DEBUG_STACKOVERFLOW=y +CONFIG_LOCKUP_DETECTOR=y +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC=y +CONFIG_PANIC_ON_OOPS=y +CONFIG_DEBUG_RT_MUTEXES=y +CONFIG_RT_MUTEX_TESTER=y +CONFIG_PROVE_RCU_DELAY=y +CONFIG_DEBUG_BLOCK_EXT_DEVT=y +CONFIG_LATENCYTOP=y +CONFIG_DEBUG_STRICT_USER_COPY_CHECKS=y +CONFIG_KEYS=y +# CONFIG_CRYPTO_HW is not set +CONFIG_FONTS=y diff --git a/arch/parisc/include/asm/parisc-device.h b/arch/parisc/include/asm/parisc-device.h index 9afdad6c2ff..eaf4dc1c729 100644 --- a/arch/parisc/include/asm/parisc-device.h +++ b/arch/parisc/include/asm/parisc-device.h @@ -23,6 +23,7 @@ struct parisc_device { /* generic info returned from pdc_pat_cell_module() */ unsigned long mod_info; /* PAT specific - Misc Module info */ unsigned long pmod_loc; /* physical Module location */ + unsigned long mod0; #endif u64 dma_mask; /* DMA mask for I/O */ struct device dev; @@ -61,4 +62,6 @@ parisc_get_drvdata(struct parisc_device *d) extern struct bus_type parisc_bus_type; +int iosapic_serial_irq(struct parisc_device *dev); + #endif /*_ASM_PARISC_PARISC_DEVICE_H_*/ diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index 2e65aa54bd1..c035673209f 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c @@ -71,18 +71,27 @@ flush_cache_all_local(void) } EXPORT_SYMBOL(flush_cache_all_local); +/* Virtual address of pfn. */ +#define pfn_va(pfn) __va(PFN_PHYS(pfn)) + void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t *ptep) { - struct page *page = pte_page(*ptep); + unsigned long pfn = pte_pfn(*ptep); + struct page *page; - if (pfn_valid(page_to_pfn(page)) && page_mapping(page) && - test_bit(PG_dcache_dirty, &page->flags)) { + /* We don't have pte special. As a result, we can be called with + an invalid pfn and we don't need to flush the kernel dcache page. + This occurs with FireGL card in C8000. */ + if (!pfn_valid(pfn)) + return; - flush_kernel_dcache_page(page); + page = pfn_to_page(pfn); + if (page_mapping(page) && test_bit(PG_dcache_dirty, &page->flags)) { + flush_kernel_dcache_page_addr(pfn_va(pfn)); clear_bit(PG_dcache_dirty, &page->flags); } else if (parisc_requires_coherency()) - flush_kernel_dcache_page(page); + flush_kernel_dcache_page_addr(pfn_va(pfn)); } void @@ -495,44 +504,42 @@ static inline pte_t *get_ptep(pgd_t *pgd, unsigned long addr) void flush_cache_mm(struct mm_struct *mm) { + struct vm_area_struct *vma; + pgd_t *pgd; + /* Flushing the whole cache on each cpu takes forever on rp3440, etc. So, avoid it if the mm isn't too big. */ - if (mm_total_size(mm) < parisc_cache_flush_threshold) { - struct vm_area_struct *vma; - - if (mm->context == mfsp(3)) { - for (vma = mm->mmap; vma; vma = vma->vm_next) { - flush_user_dcache_range_asm(vma->vm_start, - vma->vm_end); - if (vma->vm_flags & VM_EXEC) - flush_user_icache_range_asm( - vma->vm_start, vma->vm_end); - } - } else { - pgd_t *pgd = mm->pgd; - - for (vma = mm->mmap; vma; vma = vma->vm_next) { - unsigned long addr; - - for (addr = vma->vm_start; addr < vma->vm_end; - addr += PAGE_SIZE) { - pte_t *ptep = get_ptep(pgd, addr); - if (ptep != NULL) { - pte_t pte = *ptep; - __flush_cache_page(vma, addr, - page_to_phys(pte_page(pte))); - } - } - } + if (mm_total_size(mm) >= parisc_cache_flush_threshold) { + flush_cache_all(); + return; + } + + if (mm->context == mfsp(3)) { + for (vma = mm->mmap; vma; vma = vma->vm_next) { + flush_user_dcache_range_asm(vma->vm_start, vma->vm_end); + if ((vma->vm_flags & VM_EXEC) == 0) + continue; + flush_user_icache_range_asm(vma->vm_start, vma->vm_end); } return; } -#ifdef CONFIG_SMP - flush_cache_all(); -#else - flush_cache_all_local(); -#endif + pgd = mm->pgd; + for (vma = mm->mmap; vma; vma = vma->vm_next) { + unsigned long addr; + + for (addr = vma->vm_start; addr < vma->vm_end; + addr += PAGE_SIZE) { + unsigned long pfn; + pte_t *ptep = get_ptep(pgd, addr); + if (!ptep) + continue; + pfn = pte_pfn(*ptep); + if (!pfn_valid(pfn)) + continue; + __flush_cache_page(vma, addr, PFN_PHYS(pfn)); + } + } } void @@ -556,33 +563,32 @@ flush_user_icache_range(unsigned long start, unsigned long end) void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end) { + unsigned long addr; + pgd_t *pgd; + BUG_ON(!vma->vm_mm->context); - if ((end - start) < parisc_cache_flush_threshold) { - if (vma->vm_mm->context == mfsp(3)) { - flush_user_dcache_range_asm(start, end); - if (vma->vm_flags & VM_EXEC) - flush_user_icache_range_asm(start, end); - } else { - unsigned long addr; - pgd_t *pgd = vma->vm_mm->pgd; - - for (addr = start & PAGE_MASK; addr < end; - addr += PAGE_SIZE) { - pte_t *ptep = get_ptep(pgd, addr); - if (ptep != NULL) { - pte_t pte = *ptep; - flush_cache_page(vma, - addr, pte_pfn(pte)); - } - } - } - } else { -#ifdef CONFIG_SMP + if ((end - start) >= parisc_cache_flush_threshold) { flush_cache_all(); -#else - flush_cache_all_local(); -#endif + return; + } + + if (vma->vm_mm->context == mfsp(3)) { + flush_user_dcache_range_asm(start, end); + if (vma->vm_flags & VM_EXEC) + flush_user_icache_range_asm(start, end); + return; + } + + pgd = vma->vm_mm->pgd; + for (addr = start & PAGE_MASK; addr < end; addr += PAGE_SIZE) { + unsigned long pfn; + pte_t *ptep = get_ptep(pgd, addr); + if (!ptep) + continue; + pfn = pte_pfn(*ptep); + if (pfn_valid(pfn)) + __flush_cache_page(vma, addr, PFN_PHYS(pfn)); } } @@ -591,9 +597,10 @@ flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, unsigned long { BUG_ON(!vma->vm_mm->context); - flush_tlb_page(vma, vmaddr); - __flush_cache_page(vma, vmaddr, page_to_phys(pfn_to_page(pfn))); - + if (pfn_valid(pfn)) { + flush_tlb_page(vma, vmaddr); + __flush_cache_page(vma, vmaddr, PFN_PHYS(pfn)); + } } #ifdef CONFIG_PARISC_TMPALIAS diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c index f65fa480c90..22395901d47 100644 --- a/arch/parisc/kernel/firmware.c +++ b/arch/parisc/kernel/firmware.c @@ -150,7 +150,7 @@ static void convert_to_wide(unsigned long *addr) } #ifdef CONFIG_64BIT -void __cpuinit set_firmware_width_unlocked(void) +void set_firmware_width_unlocked(void) { int ret; @@ -167,7 +167,7 @@ void __cpuinit set_firmware_width_unlocked(void) * This function must be called before any pdc_* function that uses the * convert_to_wide function. */ -void __cpuinit set_firmware_width(void) +void set_firmware_width(void) { unsigned long flags; spin_lock_irqsave(&pdc_lock, flags); @@ -175,11 +175,13 @@ void __cpuinit set_firmware_width(void) spin_unlock_irqrestore(&pdc_lock, flags); } #else -void __cpuinit set_firmware_width_unlocked(void) { +void set_firmware_width_unlocked(void) +{ return; } -void __cpuinit set_firmware_width(void) { +void set_firmware_width(void) +{ return; } #endif /*CONFIG_64BIT*/ @@ -301,7 +303,7 @@ int pdc_chassis_warn(unsigned long *warn) return retval; } -int __cpuinit pdc_coproc_cfg_unlocked(struct pdc_coproc_cfg *pdc_coproc_info) +int pdc_coproc_cfg_unlocked(struct pdc_coproc_cfg *pdc_coproc_info) { int ret; @@ -322,7 +324,7 @@ int __cpuinit pdc_coproc_cfg_unlocked(struct pdc_coproc_cfg *pdc_coproc_info) * This PDC call returns the presence and status of all the coprocessors * attached to the processor. */ -int __cpuinit pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info) +int pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info) { int ret; unsigned long flags; diff --git a/arch/parisc/kernel/hardware.c b/arch/parisc/kernel/hardware.c index 872275659d9..06cb3992907 100644 --- a/arch/parisc/kernel/hardware.c +++ b/arch/parisc/kernel/hardware.c @@ -1367,7 +1367,7 @@ const char *parisc_hardware_description(struct parisc_device_id *id) /* Interpret hversion (ret[0]) from PDC_MODEL(4)/PDC_MODEL_INFO(0) */ -enum cpu_type __cpuinit +enum cpu_type parisc_get_cpu_type(unsigned long hversion) { struct hp_cpu_type_mask *ptr; diff --git a/arch/parisc/kernel/inventory.c b/arch/parisc/kernel/inventory.c index 3295ef4a185..f0b6722fc70 100644 --- a/arch/parisc/kernel/inventory.c +++ b/arch/parisc/kernel/inventory.c @@ -211,6 +211,7 @@ pat_query_module(ulong pcell_loc, ulong mod_index) /* REVISIT: who is the consumer of this? not sure yet... */ dev->mod_info = pa_pdc_cell->mod_info; /* pass to PAT_GET_ENTITY() */ dev->pmod_loc = pa_pdc_cell->mod_location; + dev->mod0 = pa_pdc_cell->mod[0]; register_parisc_device(dev); /* advertise device */ diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c index 8a96c8ab9fe..b68d977ce30 100644 --- a/arch/parisc/kernel/processor.c +++ b/arch/parisc/kernel/processor.c @@ -73,7 +73,7 @@ extern int update_cr16_clocksource(void); /* from time.c */ * * FIXME: doesn't do much yet... */ -static void __cpuinit +static void init_percpu_prof(unsigned long cpunum) { struct cpuinfo_parisc *p; @@ -92,7 +92,7 @@ init_percpu_prof(unsigned long cpunum) * (return 1). If so, initialize the chip and tell other partners in crime * they have work to do. */ -static int __cpuinit processor_probe(struct parisc_device *dev) +static int processor_probe(struct parisc_device *dev) { unsigned long txn_addr; unsigned long cpuid; @@ -299,7 +299,7 @@ void __init collect_boot_cpu_data(void) * * o Enable CPU profiling hooks. */ -int __cpuinit init_per_cpu(int cpunum) +int init_per_cpu(int cpunum) { int ret; struct pdc_coproc_cfg coproc_cfg; diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c index 940188d1942..07349b00268 100644 --- a/arch/parisc/kernel/signal.c +++ b/arch/parisc/kernel/signal.c @@ -56,13 +56,6 @@ #define A(__x) ((unsigned long)(__x)) /* - * Atomically swap in the new signal mask, and wait for a signal. - */ -#ifdef CONFIG_64BIT -#include "sys32.h" -#endif - -/* * Do a signal return - restore sigcontext. */ diff --git a/arch/parisc/kernel/signal32.c b/arch/parisc/kernel/signal32.c index 33eca1b0492..6c6a271a614 100644 --- a/arch/parisc/kernel/signal32.c +++ b/arch/parisc/kernel/signal32.c @@ -34,7 +34,6 @@ #include <asm/uaccess.h> #include "signal32.h" -#include "sys32.h" #define DEBUG_COMPAT_SIG 0 #define DEBUG_COMPAT_SIG_LEVEL 2 diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index e3614fb343e..8a252f2d6c0 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c @@ -62,9 +62,9 @@ static int smp_debug_lvl = 0; volatile struct task_struct *smp_init_current_idle_task; /* track which CPU is booting */ -static volatile int cpu_now_booting __cpuinitdata; +static volatile int cpu_now_booting; -static int parisc_max_cpus __cpuinitdata = 1; +static int parisc_max_cpus = 1; static DEFINE_PER_CPU(spinlock_t, ipi_lock); @@ -328,7 +328,7 @@ void __init smp_callin(void) /* * Bring one cpu online. */ -int __cpuinit smp_boot_one_cpu(int cpuid, struct task_struct *idle) +int smp_boot_one_cpu(int cpuid, struct task_struct *idle) { const struct cpuinfo_parisc *p = &per_cpu(cpu_data, cpuid); long timeout; @@ -424,7 +424,7 @@ void smp_cpus_done(unsigned int cpu_max) } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) +int __cpu_up(unsigned int cpu, struct task_struct *tidle) { if (cpu != 0 && cpu < parisc_max_cpus) smp_boot_one_cpu(cpu, tidle); diff --git a/arch/parisc/kernel/sys32.h b/arch/parisc/kernel/sys32.h deleted file mode 100644 index 60dd470f39f..00000000000 --- a/arch/parisc/kernel/sys32.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright (C) 2002 Richard Hirst <rhirst at parisc-linux.org> - * Copyright (C) 2003 James Bottomley <jejb at parisc-linux.org> - * Copyright (C) 2003 Randolph Chung <tausq with parisc-linux.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#ifndef _PARISC64_KERNEL_SYS32_H -#define _PARISC64_KERNEL_SYS32_H - -#include <linux/compat.h> - -/* Call a kernel syscall which will use kernel space instead of user - * space for its copy_to/from_user. - */ -#define KERNEL_SYSCALL(ret, syscall, args...) \ -{ \ - mm_segment_t old_fs = get_fs(); \ - set_fs(KERNEL_DS); \ - ret = syscall(args); \ - set_fs (old_fs); \ -} - -#endif diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c index a134ff4da12..bb9f3b64de5 100644 --- a/arch/parisc/kernel/sys_parisc32.c +++ b/arch/parisc/kernel/sys_parisc32.c @@ -42,8 +42,6 @@ #include <asm/uaccess.h> #include <asm/mmu_context.h> -#include "sys32.h" - #undef DEBUG #ifdef DEBUG diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 183a16509e8..3a678697b69 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -566,7 +566,7 @@ config SCHED_SMT config PPC_DENORMALISATION bool "PowerPC denormalisation exception handling" depends on PPC_BOOK3S_64 - default "n" + default "y" if PPC_POWERNV ---help--- Add support for handling denormalisation of single precision values. Useful for bare metal only. If unsure say Y here. diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig index c86fcb92358..0e8cfd09da2 100644 --- a/arch/powerpc/configs/ppc64_defconfig +++ b/arch/powerpc/configs/ppc64_defconfig @@ -58,7 +58,7 @@ CONFIG_SCHED_SMT=y CONFIG_PPC_DENORMALISATION=y CONFIG_PCCARD=y CONFIG_ELECTRA_CF=y -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_HOTPLUG_PCI_RPA=m CONFIG_HOTPLUG_PCI_RPA_DLPAR=m CONFIG_PACKET=y diff --git a/arch/powerpc/configs/ppc64e_defconfig b/arch/powerpc/configs/ppc64e_defconfig index 4b20f76172e..0085dc4642c 100644 --- a/arch/powerpc/configs/ppc64e_defconfig +++ b/arch/powerpc/configs/ppc64e_defconfig @@ -32,7 +32,7 @@ CONFIG_IRQ_ALL_CPUS=y CONFIG_SPARSEMEM_MANUAL=y CONFIG_PCI_MSI=y CONFIG_PCCARD=y -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_XFRM_USER=m diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig index bea8587c3af..1d4b9763895 100644 --- a/arch/powerpc/configs/pseries_defconfig +++ b/arch/powerpc/configs/pseries_defconfig @@ -53,7 +53,7 @@ CONFIG_PPC_64K_PAGES=y CONFIG_PPC_SUBPAGE_PROT=y CONFIG_SCHED_SMT=y CONFIG_PPC_DENORMALISATION=y -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_HOTPLUG_PCI_RPA=m CONFIG_HOTPLUG_PCI_RPA_DLPAR=m CONFIG_PACKET=y diff --git a/arch/powerpc/include/asm/eeh.h b/arch/powerpc/include/asm/eeh.h index 09a8743143f..d3e5e9bc8f9 100644 --- a/arch/powerpc/include/asm/eeh.h +++ b/arch/powerpc/include/asm/eeh.h @@ -55,6 +55,8 @@ struct device_node; #define EEH_PE_RECOVERING (1 << 1) /* Recovering PE */ #define EEH_PE_PHB_DEAD (1 << 2) /* Dead PHB */ +#define EEH_PE_KEEP (1 << 8) /* Keep PE on hotplug */ + struct eeh_pe { int type; /* PE type: PHB/Bus/Device */ int state; /* PE EEH dependent mode */ @@ -72,8 +74,8 @@ struct eeh_pe { struct list_head child; /* Child PEs */ }; -#define eeh_pe_for_each_dev(pe, edev) \ - list_for_each_entry(edev, &pe->edevs, list) +#define eeh_pe_for_each_dev(pe, edev, tmp) \ + list_for_each_entry_safe(edev, tmp, &pe->edevs, list) /* * The struct is used to trace EEH state for the associated @@ -82,7 +84,13 @@ struct eeh_pe { * another tree except the currently existing tree of PCI * buses and PCI devices */ -#define EEH_DEV_IRQ_DISABLED (1<<0) /* Interrupt disabled */ +#define EEH_DEV_BRIDGE (1 << 0) /* PCI bridge */ +#define EEH_DEV_ROOT_PORT (1 << 1) /* PCIe root port */ +#define EEH_DEV_DS_PORT (1 << 2) /* Downstream port */ +#define EEH_DEV_IRQ_DISABLED (1 << 3) /* Interrupt disabled */ +#define EEH_DEV_DISCONNECTED (1 << 4) /* Removing from PE */ + +#define EEH_DEV_SYSFS (1 << 8) /* Sysfs created */ struct eeh_dev { int mode; /* EEH mode */ @@ -90,11 +98,13 @@ struct eeh_dev { int config_addr; /* Config address */ int pe_config_addr; /* PE config address */ u32 config_space[16]; /* Saved PCI config space */ + u8 pcie_cap; /* Saved PCIe capability */ struct eeh_pe *pe; /* Associated PE */ struct list_head list; /* Form link list in the PE */ struct pci_controller *phb; /* Associated PHB */ struct device_node *dn; /* Associated device node */ struct pci_dev *pdev; /* Associated PCI device */ + struct pci_bus *bus; /* PCI bus for partial hotplug */ }; static inline struct device_node *eeh_dev_to_of_node(struct eeh_dev *edev) @@ -193,8 +203,10 @@ int eeh_phb_pe_create(struct pci_controller *phb); struct eeh_pe *eeh_phb_pe_get(struct pci_controller *phb); struct eeh_pe *eeh_pe_get(struct eeh_dev *edev); int eeh_add_to_parent_pe(struct eeh_dev *edev); -int eeh_rmv_from_parent_pe(struct eeh_dev *edev, int purge_pe); +int eeh_rmv_from_parent_pe(struct eeh_dev *edev); void eeh_pe_update_time_stamp(struct eeh_pe *pe); +void *eeh_pe_traverse(struct eeh_pe *root, + eeh_traverse_func fn, void *flag); void *eeh_pe_dev_traverse(struct eeh_pe *root, eeh_traverse_func fn, void *flag); void eeh_pe_restore_bars(struct eeh_pe *pe); @@ -209,10 +221,12 @@ unsigned long eeh_check_failure(const volatile void __iomem *token, unsigned long val); int eeh_dev_check_failure(struct eeh_dev *edev); void eeh_addr_cache_build(void); +void eeh_add_device_early(struct device_node *); void eeh_add_device_tree_early(struct device_node *); +void eeh_add_device_late(struct pci_dev *); void eeh_add_device_tree_late(struct pci_bus *); void eeh_add_sysfs_files(struct pci_bus *); -void eeh_remove_bus_device(struct pci_dev *, int); +void eeh_remove_device(struct pci_dev *); /** * EEH_POSSIBLE_ERROR() -- test for possible MMIO failure. @@ -252,13 +266,17 @@ static inline unsigned long eeh_check_failure(const volatile void __iomem *token static inline void eeh_addr_cache_build(void) { } +static inline void eeh_add_device_early(struct device_node *dn) { } + static inline void eeh_add_device_tree_early(struct device_node *dn) { } +static inline void eeh_add_device_late(struct pci_dev *dev) { } + static inline void eeh_add_device_tree_late(struct pci_bus *bus) { } static inline void eeh_add_sysfs_files(struct pci_bus *bus) { } -static inline void eeh_remove_bus_device(struct pci_dev *dev, int purge_pe) { } +static inline void eeh_remove_device(struct pci_dev *dev) { } #define EEH_POSSIBLE_ERROR(val, type) (0) #define EEH_IO_ERROR_VALUE(size) (-1UL) diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index ba713f166fa..10be1dd01c6 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -96,10 +96,11 @@ static inline bool arch_irqs_disabled(void) #endif #define hard_irq_disable() do { \ - u8 _was_enabled = get_paca()->soft_enabled; \ + u8 _was_enabled; \ __hard_irq_disable(); \ - get_paca()->soft_enabled = 0; \ - get_paca()->irq_happened |= PACA_IRQ_HARD_DIS; \ + _was_enabled = local_paca->soft_enabled; \ + local_paca->soft_enabled = 0; \ + local_paca->irq_happened |= PACA_IRQ_HARD_DIS; \ if (_was_enabled) \ trace_hardirqs_off(); \ } while(0) diff --git a/arch/powerpc/include/asm/module.h b/arch/powerpc/include/asm/module.h index c1df590ec44..49fa55bfbac 100644 --- a/arch/powerpc/include/asm/module.h +++ b/arch/powerpc/include/asm/module.h @@ -82,10 +82,9 @@ struct exception_table_entry; void sort_ex_table(struct exception_table_entry *start, struct exception_table_entry *finish); -#ifdef CONFIG_MODVERSIONS +#if defined(CONFIG_MODVERSIONS) && defined(CONFIG_PPC64) #define ARCH_RELOCATES_KCRCTAB - -extern const unsigned long reloc_start[]; +#define reloc_start PHYSICAL_START #endif #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_MODULE_H */ diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h index 2c1d8cb9b26..32d0d2018fa 100644 --- a/arch/powerpc/include/asm/pci-bridge.h +++ b/arch/powerpc/include/asm/pci-bridge.h @@ -209,7 +209,6 @@ static inline struct eeh_dev *of_node_to_eeh_dev(struct device_node *dn) extern struct pci_bus *pcibios_find_pci_bus(struct device_node *dn); /** Remove all of the PCI devices under this bus */ -extern void __pcibios_remove_pci_devices(struct pci_bus *bus, int purge_pe); extern void pcibios_remove_pci_devices(struct pci_bus *bus); /** Discover new pci devices under this bus, and add them */ diff --git a/arch/powerpc/include/asm/perf_event_server.h b/arch/powerpc/include/asm/perf_event_server.h index 2dd7bfc459b..8b249264475 100644 --- a/arch/powerpc/include/asm/perf_event_server.h +++ b/arch/powerpc/include/asm/perf_event_server.h @@ -12,6 +12,7 @@ #include <linux/types.h> #include <asm/hw_irq.h> #include <linux/device.h> +#include <uapi/asm/perf_event.h> #define MAX_HWEVENTS 8 #define MAX_EVENT_ALTERNATIVES 8 @@ -69,11 +70,6 @@ struct power_pmu { #define PPMU_LIMITED_PMC_REQD 2 /* have to put this on a limited PMC */ #define PPMU_ONLY_COUNT_RUN 4 /* only counting in run state */ -/* - * We use the event config bit 63 as a flag to request EBB. - */ -#define EVENT_CONFIG_EBB_SHIFT 63 - extern int register_power_pmu(struct power_pmu *); struct pt_regs; diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 47a35b08b96..e378cccfca5 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -247,6 +247,10 @@ struct thread_struct { unsigned long tm_orig_msr; /* Thread's MSR on ctx switch */ struct pt_regs ckpt_regs; /* Checkpointed registers */ + unsigned long tm_tar; + unsigned long tm_ppr; + unsigned long tm_dscr; + /* * Transactional FP and VSX 0-31 register set. * NOTE: the sense of these is the opposite of the integer ckpt_regs! diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index 5d7d9c2a547..99222e27f17 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -254,19 +254,28 @@ #define SPRN_HRMOR 0x139 /* Real mode offset register */ #define SPRN_HSRR0 0x13A /* Hypervisor Save/Restore 0 */ #define SPRN_HSRR1 0x13B /* Hypervisor Save/Restore 1 */ +/* HFSCR and FSCR bit numbers are the same */ +#define FSCR_TAR_LG 8 /* Enable Target Address Register */ +#define FSCR_EBB_LG 7 /* Enable Event Based Branching */ +#define FSCR_TM_LG 5 /* Enable Transactional Memory */ +#define FSCR_PM_LG 4 /* Enable prob/priv access to PMU SPRs */ +#define FSCR_BHRB_LG 3 /* Enable Branch History Rolling Buffer*/ +#define FSCR_DSCR_LG 2 /* Enable Data Stream Control Register */ +#define FSCR_VECVSX_LG 1 /* Enable VMX/VSX */ +#define FSCR_FP_LG 0 /* Enable Floating Point */ #define SPRN_FSCR 0x099 /* Facility Status & Control Register */ -#define FSCR_TAR (1 << (63-55)) /* Enable Target Address Register */ -#define FSCR_EBB (1 << (63-56)) /* Enable Event Based Branching */ -#define FSCR_DSCR (1 << (63-61)) /* Enable Data Stream Control Register */ +#define FSCR_TAR __MASK(FSCR_TAR_LG) +#define FSCR_EBB __MASK(FSCR_EBB_LG) +#define FSCR_DSCR __MASK(FSCR_DSCR_LG) #define SPRN_HFSCR 0xbe /* HV=1 Facility Status & Control Register */ -#define HFSCR_TAR (1 << (63-55)) /* Enable Target Address Register */ -#define HFSCR_EBB (1 << (63-56)) /* Enable Event Based Branching */ -#define HFSCR_TM (1 << (63-58)) /* Enable Transactional Memory */ -#define HFSCR_PM (1 << (63-60)) /* Enable prob/priv access to PMU SPRs */ -#define HFSCR_BHRB (1 << (63-59)) /* Enable Branch History Rolling Buffer*/ -#define HFSCR_DSCR (1 << (63-61)) /* Enable Data Stream Control Register */ -#define HFSCR_VECVSX (1 << (63-62)) /* Enable VMX/VSX */ -#define HFSCR_FP (1 << (63-63)) /* Enable Floating Point */ +#define HFSCR_TAR __MASK(FSCR_TAR_LG) +#define HFSCR_EBB __MASK(FSCR_EBB_LG) +#define HFSCR_TM __MASK(FSCR_TM_LG) +#define HFSCR_PM __MASK(FSCR_PM_LG) +#define HFSCR_BHRB __MASK(FSCR_BHRB_LG) +#define HFSCR_DSCR __MASK(FSCR_DSCR_LG) +#define HFSCR_VECVSX __MASK(FSCR_VECVSX_LG) +#define HFSCR_FP __MASK(FSCR_FP_LG) #define SPRN_TAR 0x32f /* Target Address Register */ #define SPRN_LPCR 0x13E /* LPAR Control Register */ #define LPCR_VPM0 (1ul << (63-0)) @@ -1088,7 +1097,8 @@ #define PVR_970MP 0x0044 #define PVR_970GX 0x0045 #define PVR_POWER7p 0x004A -#define PVR_POWER8 0x004B +#define PVR_POWER8E 0x004B +#define PVR_POWER8 0x004D #define PVR_BE 0x0070 #define PVR_PA6T 0x0090 diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h index ffbaabebcdc..48cfc858abd 100644 --- a/arch/powerpc/include/asm/smp.h +++ b/arch/powerpc/include/asm/smp.h @@ -145,6 +145,10 @@ extern void __cpu_die(unsigned int cpu); #define smp_setup_cpu_maps() static inline void inhibit_secondary_onlining(void) {} static inline void uninhibit_secondary_onlining(void) {} +static inline const struct cpumask *cpu_sibling_mask(int cpu) +{ + return cpumask_of(cpu); +} #endif /* CONFIG_SMP */ diff --git a/arch/powerpc/include/asm/switch_to.h b/arch/powerpc/include/asm/switch_to.h index 49a13e0ef23..294c2cedcf7 100644 --- a/arch/powerpc/include/asm/switch_to.h +++ b/arch/powerpc/include/asm/switch_to.h @@ -15,6 +15,15 @@ extern struct task_struct *__switch_to(struct task_struct *, struct thread_struct; extern struct task_struct *_switch(struct thread_struct *prev, struct thread_struct *next); +#ifdef CONFIG_PPC_BOOK3S_64 +static inline void save_tar(struct thread_struct *prev) +{ + if (cpu_has_feature(CPU_FTR_ARCH_207S)) + prev->tar = mfspr(SPRN_TAR); +} +#else +static inline void save_tar(struct thread_struct *prev) {} +#endif extern void giveup_fpu(struct task_struct *); extern void load_up_fpu(void); diff --git a/arch/powerpc/include/uapi/asm/Kbuild b/arch/powerpc/include/uapi/asm/Kbuild index 5182c8622b5..48be855ef37 100644 --- a/arch/powerpc/include/uapi/asm/Kbuild +++ b/arch/powerpc/include/uapi/asm/Kbuild @@ -20,6 +20,7 @@ header-y += mman.h header-y += msgbuf.h header-y += nvram.h header-y += param.h +header-y += perf_event.h header-y += poll.h header-y += posix_types.h header-y += ps3fb.h diff --git a/arch/powerpc/include/uapi/asm/perf_event.h b/arch/powerpc/include/uapi/asm/perf_event.h new file mode 100644 index 00000000000..80a4d40cf5b --- /dev/null +++ b/arch/powerpc/include/uapi/asm/perf_event.h @@ -0,0 +1,18 @@ +/* + * Copyright 2013 Michael Ellerman, IBM Corp. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; version 2 of the + * License. + */ + +#ifndef _UAPI_ASM_POWERPC_PERF_EVENT_H +#define _UAPI_ASM_POWERPC_PERF_EVENT_H + +/* + * We use bit 63 of perf_event_attr.config as a flag to request EBB. + */ +#define PERF_EVENT_CONFIG_EBB_SHIFT 63 + +#endif /* _UAPI_ASM_POWERPC_PERF_EVENT_H */ diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index c7e8afc2ead..8207459efe5 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -138,6 +138,9 @@ int main(void) DEFINE(THREAD_TM_TFHAR, offsetof(struct thread_struct, tm_tfhar)); DEFINE(THREAD_TM_TEXASR, offsetof(struct thread_struct, tm_texasr)); DEFINE(THREAD_TM_TFIAR, offsetof(struct thread_struct, tm_tfiar)); + DEFINE(THREAD_TM_TAR, offsetof(struct thread_struct, tm_tar)); + DEFINE(THREAD_TM_PPR, offsetof(struct thread_struct, tm_ppr)); + DEFINE(THREAD_TM_DSCR, offsetof(struct thread_struct, tm_dscr)); DEFINE(PT_CKPT_REGS, offsetof(struct thread_struct, ckpt_regs)); DEFINE(THREAD_TRANSACT_VR0, offsetof(struct thread_struct, transact_vr[0])); diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 2a45d0f0438..22973a74df7 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -494,9 +494,27 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_restore = __restore_cpu_power7, .platform = "power7+", }, - { /* Power8 */ + { /* Power8E */ .pvr_mask = 0xffff0000, .pvr_value = 0x004b0000, + .cpu_name = "POWER8E (raw)", + .cpu_features = CPU_FTRS_POWER8, + .cpu_user_features = COMMON_USER_POWER8, + .cpu_user_features2 = COMMON_USER2_POWER8, + .mmu_features = MMU_FTRS_POWER8, + .icache_bsize = 128, + .dcache_bsize = 128, + .num_pmcs = 6, + .pmc_type = PPC_PMC_IBM, + .oprofile_cpu_type = "ppc64/power8", + .oprofile_type = PPC_OPROFILE_INVALID, + .cpu_setup = __setup_cpu_power8, + .cpu_restore = __restore_cpu_power8, + .platform = "power8", + }, + { /* Power8 */ + .pvr_mask = 0xffff0000, + .pvr_value = 0x004d0000, .cpu_name = "POWER8 (raw)", .cpu_features = CPU_FTRS_POWER8, .cpu_user_features = COMMON_USER_POWER8, diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c index 39954fe941b..55593ee2d5a 100644 --- a/arch/powerpc/kernel/eeh.c +++ b/arch/powerpc/kernel/eeh.c @@ -231,7 +231,7 @@ static size_t eeh_gather_pci_data(struct eeh_dev *edev, char * buf, size_t len) void eeh_slot_error_detail(struct eeh_pe *pe, int severity) { size_t loglen = 0; - struct eeh_dev *edev; + struct eeh_dev *edev, *tmp; bool valid_cfg_log = true; /* @@ -251,7 +251,7 @@ void eeh_slot_error_detail(struct eeh_pe *pe, int severity) eeh_pe_restore_bars(pe); pci_regs_buf[0] = 0; - eeh_pe_for_each_dev(pe, edev) { + eeh_pe_for_each_dev(pe, edev, tmp) { loglen += eeh_gather_pci_data(edev, pci_regs_buf + loglen, EEH_PCI_REGS_LOG_LEN - loglen); } @@ -499,8 +499,6 @@ unsigned long eeh_check_failure(const volatile void __iomem *token, unsigned lon } eeh_dev_check_failure(edev); - - pci_dev_put(eeh_dev_to_pci_dev(edev)); return val; } @@ -838,7 +836,7 @@ core_initcall_sync(eeh_init); * on the CEC architecture, type of the device, on earlier boot * command-line arguments & etc. */ -static void eeh_add_device_early(struct device_node *dn) +void eeh_add_device_early(struct device_node *dn) { struct pci_controller *phb; @@ -886,7 +884,7 @@ EXPORT_SYMBOL_GPL(eeh_add_device_tree_early); * This routine must be used to complete EEH initialization for PCI * devices that were added after system boot (e.g. hotplug, dlpar). */ -static void eeh_add_device_late(struct pci_dev *dev) +void eeh_add_device_late(struct pci_dev *dev) { struct device_node *dn; struct eeh_dev *edev; @@ -902,9 +900,23 @@ static void eeh_add_device_late(struct pci_dev *dev) pr_debug("EEH: Already referenced !\n"); return; } - WARN_ON(edev->pdev); - pci_dev_get(dev); + /* + * The EEH cache might not be removed correctly because of + * unbalanced kref to the device during unplug time, which + * relies on pcibios_release_device(). So we have to remove + * that here explicitly. + */ + if (edev->pdev) { + eeh_rmv_from_parent_pe(edev); + eeh_addr_cache_rmv_dev(edev->pdev); + eeh_sysfs_remove_device(edev->pdev); + edev->mode &= ~EEH_DEV_SYSFS; + + edev->pdev = NULL; + dev->dev.archdata.edev = NULL; + } + edev->pdev = dev; dev->dev.archdata.edev = edev; @@ -967,7 +979,6 @@ EXPORT_SYMBOL_GPL(eeh_add_sysfs_files); /** * eeh_remove_device - Undo EEH setup for the indicated pci device * @dev: pci device to be removed - * @purge_pe: remove the PE or not * * This routine should be called when a device is removed from * a running system (e.g. by hotplug or dlpar). It unregisters @@ -975,7 +986,7 @@ EXPORT_SYMBOL_GPL(eeh_add_sysfs_files); * this device will no longer be detected after this call; thus, * i/o errors affecting this slot may leave this device unusable. */ -static void eeh_remove_device(struct pci_dev *dev, int purge_pe) +void eeh_remove_device(struct pci_dev *dev) { struct eeh_dev *edev; @@ -986,42 +997,29 @@ static void eeh_remove_device(struct pci_dev *dev, int purge_pe) /* Unregister the device with the EEH/PCI address search system */ pr_debug("EEH: Removing device %s\n", pci_name(dev)); - if (!edev || !edev->pdev) { + if (!edev || !edev->pdev || !edev->pe) { pr_debug("EEH: Not referenced !\n"); return; } + + /* + * During the hotplug for EEH error recovery, we need the EEH + * device attached to the parent PE in order for BAR restore + * a bit later. So we keep it for BAR restore and remove it + * from the parent PE during the BAR resotre. + */ edev->pdev = NULL; dev->dev.archdata.edev = NULL; - pci_dev_put(dev); + if (!(edev->pe->state & EEH_PE_KEEP)) + eeh_rmv_from_parent_pe(edev); + else + edev->mode |= EEH_DEV_DISCONNECTED; - eeh_rmv_from_parent_pe(edev, purge_pe); eeh_addr_cache_rmv_dev(dev); eeh_sysfs_remove_device(dev); + edev->mode &= ~EEH_DEV_SYSFS; } -/** - * eeh_remove_bus_device - Undo EEH setup for the indicated PCI device - * @dev: PCI device - * @purge_pe: remove the corresponding PE or not - * - * This routine must be called when a device is removed from the - * running system through hotplug or dlpar. The corresponding - * PCI address cache will be removed. - */ -void eeh_remove_bus_device(struct pci_dev *dev, int purge_pe) -{ - struct pci_bus *bus = dev->subordinate; - struct pci_dev *child, *tmp; - - eeh_remove_device(dev, purge_pe); - - if (bus && dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) { - list_for_each_entry_safe(child, tmp, &bus->devices, bus_list) - eeh_remove_bus_device(child, purge_pe); - } -} -EXPORT_SYMBOL_GPL(eeh_remove_bus_device); - static int proc_eeh_show(struct seq_file *m, void *v) { if (0 == eeh_subsystem_enabled) { @@ -1063,7 +1061,7 @@ static const struct file_operations proc_eeh_operations = { static int __init eeh_init_proc(void) { - if (machine_is(pseries)) + if (machine_is(pseries) || machine_is(powernv)) proc_create("powerpc/eeh", 0, NULL, &proc_eeh_operations); return 0; } diff --git a/arch/powerpc/kernel/eeh_cache.c b/arch/powerpc/kernel/eeh_cache.c index f9ac1232a74..e8c9fd546a5 100644 --- a/arch/powerpc/kernel/eeh_cache.c +++ b/arch/powerpc/kernel/eeh_cache.c @@ -68,16 +68,12 @@ static inline struct eeh_dev *__eeh_addr_cache_get_device(unsigned long addr) struct pci_io_addr_range *piar; piar = rb_entry(n, struct pci_io_addr_range, rb_node); - if (addr < piar->addr_lo) { + if (addr < piar->addr_lo) n = n->rb_left; - } else { - if (addr > piar->addr_hi) { - n = n->rb_right; - } else { - pci_dev_get(piar->pcidev); - return piar->edev; - } - } + else if (addr > piar->addr_hi) + n = n->rb_right; + else + return piar->edev; } return NULL; @@ -156,7 +152,6 @@ eeh_addr_cache_insert(struct pci_dev *dev, unsigned long alo, if (!piar) return NULL; - pci_dev_get(dev); piar->addr_lo = alo; piar->addr_hi = ahi; piar->edev = pci_dev_to_eeh_dev(dev); @@ -250,7 +245,6 @@ restart: if (piar->pcidev == dev) { rb_erase(n, &pci_io_addr_cache_root.rb_root); - pci_dev_put(piar->pcidev); kfree(piar); goto restart; } @@ -302,12 +296,10 @@ void eeh_addr_cache_build(void) if (!edev) continue; - pci_dev_get(dev); /* matching put is in eeh_remove_device() */ dev->dev.archdata.edev = edev; edev->pdev = dev; eeh_addr_cache_insert_dev(dev); - eeh_sysfs_add_device(dev); } diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c index 2b1ce17cae5..36bed5a1275 100644 --- a/arch/powerpc/kernel/eeh_driver.c +++ b/arch/powerpc/kernel/eeh_driver.c @@ -143,10 +143,14 @@ static void eeh_disable_irq(struct pci_dev *dev) static void eeh_enable_irq(struct pci_dev *dev) { struct eeh_dev *edev = pci_dev_to_eeh_dev(dev); + struct irq_desc *desc; if ((edev->mode) & EEH_DEV_IRQ_DISABLED) { edev->mode &= ~EEH_DEV_IRQ_DISABLED; - enable_irq(dev->irq); + + desc = irq_to_desc(dev->irq); + if (desc && desc->depth > 0) + enable_irq(dev->irq); } } @@ -338,6 +342,54 @@ static void *eeh_report_failure(void *data, void *userdata) return NULL; } +static void *eeh_rmv_device(void *data, void *userdata) +{ + struct pci_driver *driver; + struct eeh_dev *edev = (struct eeh_dev *)data; + struct pci_dev *dev = eeh_dev_to_pci_dev(edev); + int *removed = (int *)userdata; + + /* + * Actually, we should remove the PCI bridges as well. + * However, that's lots of complexity to do that, + * particularly some of devices under the bridge might + * support EEH. So we just care about PCI devices for + * simplicity here. + */ + if (!dev || (dev->hdr_type & PCI_HEADER_TYPE_BRIDGE)) + return NULL; + driver = eeh_pcid_get(dev); + if (driver && driver->err_handler) + return NULL; + + /* Remove it from PCI subsystem */ + pr_debug("EEH: Removing %s without EEH sensitive driver\n", + pci_name(dev)); + edev->bus = dev->bus; + edev->mode |= EEH_DEV_DISCONNECTED; + (*removed)++; + + pci_stop_and_remove_bus_device(dev); + + return NULL; +} + +static void *eeh_pe_detach_dev(void *data, void *userdata) +{ + struct eeh_pe *pe = (struct eeh_pe *)data; + struct eeh_dev *edev, *tmp; + + eeh_pe_for_each_dev(pe, edev, tmp) { + if (!(edev->mode & EEH_DEV_DISCONNECTED)) + continue; + + edev->mode &= ~(EEH_DEV_DISCONNECTED | EEH_DEV_IRQ_DISABLED); + eeh_rmv_from_parent_pe(edev); + } + + return NULL; +} + /** * eeh_reset_device - Perform actual reset of a pci slot * @pe: EEH PE @@ -349,8 +401,9 @@ static void *eeh_report_failure(void *data, void *userdata) */ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus) { + struct pci_bus *frozen_bus = eeh_pe_bus_get(pe); struct timeval tstamp; - int cnt, rc; + int cnt, rc, removed = 0; /* pcibios will clear the counter; save the value */ cnt = pe->freeze_count; @@ -362,8 +415,11 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus) * devices are expected to be attached soon when calling * into pcibios_add_pci_devices(). */ + eeh_pe_state_mark(pe, EEH_PE_KEEP); if (bus) - __pcibios_remove_pci_devices(bus, 0); + pcibios_remove_pci_devices(bus); + else if (frozen_bus) + eeh_pe_dev_traverse(pe, eeh_rmv_device, &removed); /* Reset the pci controller. (Asserts RST#; resets config space). * Reconfigure bridges and devices. Don't try to bring the system @@ -384,9 +440,24 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus) * potentially weird things happen. */ if (bus) { + pr_info("EEH: Sleep 5s ahead of complete hotplug\n"); ssleep(5); + + /* + * The EEH device is still connected with its parent + * PE. We should disconnect it so the binding can be + * rebuilt when adding PCI devices. + */ + eeh_pe_traverse(pe, eeh_pe_detach_dev, NULL); pcibios_add_pci_devices(bus); + } else if (frozen_bus && removed) { + pr_info("EEH: Sleep 5s ahead of partial hotplug\n"); + ssleep(5); + + eeh_pe_traverse(pe, eeh_pe_detach_dev, NULL); + pcibios_add_pci_devices(frozen_bus); } + eeh_pe_state_clear(pe, EEH_PE_KEEP); pe->tstamp = tstamp; pe->freeze_count = cnt; diff --git a/arch/powerpc/kernel/eeh_pe.c b/arch/powerpc/kernel/eeh_pe.c index 016588a6f5e..f9450537e33 100644 --- a/arch/powerpc/kernel/eeh_pe.c +++ b/arch/powerpc/kernel/eeh_pe.c @@ -149,8 +149,8 @@ static struct eeh_pe *eeh_pe_next(struct eeh_pe *pe, * callback returns something other than NULL, or no more PEs * to be traversed. */ -static void *eeh_pe_traverse(struct eeh_pe *root, - eeh_traverse_func fn, void *flag) +void *eeh_pe_traverse(struct eeh_pe *root, + eeh_traverse_func fn, void *flag) { struct eeh_pe *pe; void *ret; @@ -176,7 +176,7 @@ void *eeh_pe_dev_traverse(struct eeh_pe *root, eeh_traverse_func fn, void *flag) { struct eeh_pe *pe; - struct eeh_dev *edev; + struct eeh_dev *edev, *tmp; void *ret; if (!root) { @@ -186,7 +186,7 @@ void *eeh_pe_dev_traverse(struct eeh_pe *root, /* Traverse root PE */ for (pe = root; pe; pe = eeh_pe_next(pe, root)) { - eeh_pe_for_each_dev(pe, edev) { + eeh_pe_for_each_dev(pe, edev, tmp) { ret = fn(edev, flag); if (ret) return ret; @@ -333,7 +333,7 @@ int eeh_add_to_parent_pe(struct eeh_dev *edev) while (parent) { if (!(parent->type & EEH_PE_INVALID)) break; - parent->type &= ~EEH_PE_INVALID; + parent->type &= ~(EEH_PE_INVALID | EEH_PE_KEEP); parent = parent->parent; } pr_debug("EEH: Add %s to Device PE#%x, Parent PE#%x\n", @@ -397,21 +397,20 @@ int eeh_add_to_parent_pe(struct eeh_dev *edev) /** * eeh_rmv_from_parent_pe - Remove one EEH device from the associated PE * @edev: EEH device - * @purge_pe: remove PE or not * * The PE hierarchy tree might be changed when doing PCI hotplug. * Also, the PCI devices or buses could be removed from the system * during EEH recovery. So we have to call the function remove the * corresponding PE accordingly if necessary. */ -int eeh_rmv_from_parent_pe(struct eeh_dev *edev, int purge_pe) +int eeh_rmv_from_parent_pe(struct eeh_dev *edev) { struct eeh_pe *pe, *parent, *child; int cnt; if (!edev->pe) { - pr_warning("%s: No PE found for EEH device %s\n", - __func__, edev->dn->full_name); + pr_debug("%s: No PE found for EEH device %s\n", + __func__, edev->dn->full_name); return -EEXIST; } @@ -431,7 +430,7 @@ int eeh_rmv_from_parent_pe(struct eeh_dev *edev, int purge_pe) if (pe->type & EEH_PE_PHB) break; - if (purge_pe) { + if (!(pe->state & EEH_PE_KEEP)) { if (list_empty(&pe->edevs) && list_empty(&pe->child_list)) { list_del(&pe->child); @@ -502,7 +501,7 @@ static void *__eeh_pe_state_mark(void *data, void *flag) { struct eeh_pe *pe = (struct eeh_pe *)data; int state = *((int *)flag); - struct eeh_dev *tmp; + struct eeh_dev *edev, *tmp; struct pci_dev *pdev; /* @@ -512,8 +511,8 @@ static void *__eeh_pe_state_mark(void *data, void *flag) * the PCI device driver. */ pe->state |= state; - eeh_pe_for_each_dev(pe, tmp) { - pdev = eeh_dev_to_pci_dev(tmp); + eeh_pe_for_each_dev(pe, edev, tmp) { + pdev = eeh_dev_to_pci_dev(edev); if (pdev) pdev->error_state = pci_channel_io_frozen; } @@ -579,7 +578,7 @@ void eeh_pe_state_clear(struct eeh_pe *pe, int state) * blocked on normal path during the stage. So we need utilize * eeh operations, which is always permitted. */ -static void eeh_bridge_check_link(struct pci_dev *pdev, +static void eeh_bridge_check_link(struct eeh_dev *edev, struct device_node *dn) { int cap; @@ -590,16 +589,17 @@ static void eeh_bridge_check_link(struct pci_dev *pdev, * We only check root port and downstream ports of * PCIe switches */ - if (!pci_is_pcie(pdev) || - (pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT && - pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM)) + if (!(edev->mode & (EEH_DEV_ROOT_PORT | EEH_DEV_DS_PORT))) return; - pr_debug("%s: Check PCIe link for %s ...\n", - __func__, pci_name(pdev)); + pr_debug("%s: Check PCIe link for %04x:%02x:%02x.%01x ...\n", + __func__, edev->phb->global_number, + edev->config_addr >> 8, + PCI_SLOT(edev->config_addr & 0xFF), + PCI_FUNC(edev->config_addr & 0xFF)); /* Check slot status */ - cap = pdev->pcie_cap; + cap = edev->pcie_cap; eeh_ops->read_config(dn, cap + PCI_EXP_SLTSTA, 2, &val); if (!(val & PCI_EXP_SLTSTA_PDS)) { pr_debug(" No card in the slot (0x%04x) !\n", val); @@ -653,8 +653,7 @@ static void eeh_bridge_check_link(struct pci_dev *pdev, #define BYTE_SWAP(OFF) (8*((OFF)/4)+3-(OFF)) #define SAVED_BYTE(OFF) (((u8 *)(edev->config_space))[BYTE_SWAP(OFF)]) -static void eeh_restore_bridge_bars(struct pci_dev *pdev, - struct eeh_dev *edev, +static void eeh_restore_bridge_bars(struct eeh_dev *edev, struct device_node *dn) { int i; @@ -680,7 +679,7 @@ static void eeh_restore_bridge_bars(struct pci_dev *pdev, eeh_ops->write_config(dn, PCI_COMMAND, 4, edev->config_space[1]); /* Check the PCIe link is ready */ - eeh_bridge_check_link(pdev, dn); + eeh_bridge_check_link(edev, dn); } static void eeh_restore_device_bars(struct eeh_dev *edev, @@ -729,19 +728,12 @@ static void eeh_restore_device_bars(struct eeh_dev *edev, */ static void *eeh_restore_one_device_bars(void *data, void *flag) { - struct pci_dev *pdev = NULL; struct eeh_dev *edev = (struct eeh_dev *)data; struct device_node *dn = eeh_dev_to_of_node(edev); - /* Trace the PCI bridge */ - if (eeh_probe_mode_dev()) { - pdev = eeh_dev_to_pci_dev(edev); - if (pdev->hdr_type != PCI_HEADER_TYPE_BRIDGE) - pdev = NULL; - } - - if (pdev) - eeh_restore_bridge_bars(pdev, edev, dn); + /* Do special restore for bridges */ + if (edev->mode & EEH_DEV_BRIDGE) + eeh_restore_bridge_bars(edev, dn); else eeh_restore_device_bars(edev, dn); diff --git a/arch/powerpc/kernel/eeh_sysfs.c b/arch/powerpc/kernel/eeh_sysfs.c index e7ae3484918..5d753d4f2c7 100644 --- a/arch/powerpc/kernel/eeh_sysfs.c +++ b/arch/powerpc/kernel/eeh_sysfs.c @@ -56,19 +56,40 @@ EEH_SHOW_ATTR(eeh_pe_config_addr, pe_config_addr, "0x%x"); void eeh_sysfs_add_device(struct pci_dev *pdev) { + struct eeh_dev *edev = pci_dev_to_eeh_dev(pdev); int rc=0; + if (edev && (edev->mode & EEH_DEV_SYSFS)) + return; + rc += device_create_file(&pdev->dev, &dev_attr_eeh_mode); rc += device_create_file(&pdev->dev, &dev_attr_eeh_config_addr); rc += device_create_file(&pdev->dev, &dev_attr_eeh_pe_config_addr); if (rc) printk(KERN_WARNING "EEH: Unable to create sysfs entries\n"); + else if (edev) + edev->mode |= EEH_DEV_SYSFS; } void eeh_sysfs_remove_device(struct pci_dev *pdev) { + struct eeh_dev *edev = pci_dev_to_eeh_dev(pdev); + + /* + * The parent directory might have been removed. We needn't + * continue for that case. + */ + if (!pdev->dev.kobj.sd) { + if (edev) + edev->mode &= ~EEH_DEV_SYSFS; + return; + } + device_remove_file(&pdev->dev, &dev_attr_eeh_mode); device_remove_file(&pdev->dev, &dev_attr_eeh_config_addr); device_remove_file(&pdev->dev, &dev_attr_eeh_pe_config_addr); + + if (edev) + edev->mode &= ~EEH_DEV_SYSFS; } diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index ab15b8d057a..2bd0b885b0f 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -449,15 +449,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_DSCR) #ifdef CONFIG_PPC_BOOK3S_64 BEGIN_FTR_SECTION - /* - * Back up the TAR across context switches. Note that the TAR is not - * available for use in the kernel. (To provide this, the TAR should - * be backed up/restored on exception entry/exit instead, and be in - * pt_regs. FIXME, this should be in pt_regs anyway (for debug).) - */ - mfspr r0,SPRN_TAR - std r0,THREAD_TAR(r3) - /* Event based branch registers */ mfspr r0, SPRN_BESCR std r0, THREAD_BESCR(r3) @@ -584,9 +575,34 @@ BEGIN_FTR_SECTION ld r7,DSCR_DEFAULT@toc(2) ld r0,THREAD_DSCR(r4) cmpwi r6,0 + li r8, FSCR_DSCR bne 1f ld r0,0(r7) -1: cmpd r0,r25 + b 3f +1: + BEGIN_FTR_SECTION_NESTED(70) + mfspr r6, SPRN_FSCR + or r6, r6, r8 + mtspr SPRN_FSCR, r6 + BEGIN_FTR_SECTION_NESTED(69) + mfspr r6, SPRN_HFSCR + or r6, r6, r8 + mtspr SPRN_HFSCR, r6 + END_FTR_SECTION_NESTED(CPU_FTR_HVMODE, CPU_FTR_HVMODE, 69) + b 4f + END_FTR_SECTION_NESTED(CPU_FTR_ARCH_207S, CPU_FTR_ARCH_207S, 70) +3: + BEGIN_FTR_SECTION_NESTED(70) + mfspr r6, SPRN_FSCR + andc r6, r6, r8 + mtspr SPRN_FSCR, r6 + BEGIN_FTR_SECTION_NESTED(69) + mfspr r6, SPRN_HFSCR + andc r6, r6, r8 + mtspr SPRN_HFSCR, r6 + END_FTR_SECTION_NESTED(CPU_FTR_HVMODE, CPU_FTR_HVMODE, 69) + END_FTR_SECTION_NESTED(CPU_FTR_ARCH_207S, CPU_FTR_ARCH_207S, 70) +4: cmpd r0,r25 beq 2f mtspr SPRN_DSCR,r0 2: diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 4e00d223b2e..902ca3c6b4b 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -848,7 +848,7 @@ hv_facility_unavailable_relon_trampoline: . = 0x4f80 SET_SCRATCH0(r13) EXCEPTION_PROLOG_0(PACA_EXGEN) - b facility_unavailable_relon_hv + b hv_facility_unavailable_relon_hv STD_RELON_EXCEPTION_PSERIES(0x5300, 0x1300, instruction_breakpoint) #ifdef CONFIG_PPC_DENORMALISATION @@ -1175,6 +1175,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_VSX) b .ret_from_except STD_EXCEPTION_COMMON(0xf60, facility_unavailable, .facility_unavailable_exception) + STD_EXCEPTION_COMMON(0xf80, hv_facility_unavailable, .facility_unavailable_exception) .align 7 .globl __end_handlers @@ -1188,7 +1189,7 @@ __end_handlers: STD_RELON_EXCEPTION_PSERIES_OOL(0xf20, altivec_unavailable) STD_RELON_EXCEPTION_PSERIES_OOL(0xf40, vsx_unavailable) STD_RELON_EXCEPTION_PSERIES_OOL(0xf60, facility_unavailable) - STD_RELON_EXCEPTION_HV_OOL(0xf80, facility_unavailable) + STD_RELON_EXCEPTION_HV_OOL(0xf80, hv_facility_unavailable) #if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_PPC_POWERNV) /* diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 2e51cde616d..c69440cef7a 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -362,7 +362,7 @@ int arch_show_interrupts(struct seq_file *p, int prec) seq_printf(p, "%10u ", per_cpu(irq_stat, j).spurious_irqs); seq_printf(p, " Spurious interrupts\n"); - seq_printf(p, "%*s: ", prec, "CNT"); + seq_printf(p, "%*s: ", prec, "PMI"); for_each_online_cpu(j) seq_printf(p, "%10u ", per_cpu(irq_stat, j).pmu_irqs); seq_printf(p, " Performance monitoring interrupts\n"); diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index f46914a0f33..7d22a675fe1 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -1462,6 +1462,8 @@ void pcibios_finish_adding_to_bus(struct pci_bus *bus) /* Allocate bus and devices resources */ pcibios_allocate_bus_resources(bus); pcibios_claim_one_bus(bus); + if (!pci_has_flag(PCI_PROBE_ONLY)) + pci_assign_unassigned_bus_resources(bus); /* Fixup EEH */ eeh_add_device_tree_late(bus); diff --git a/arch/powerpc/kernel/pci-hotplug.c b/arch/powerpc/kernel/pci-hotplug.c index 3f608800c06..c1e17ae68a0 100644 --- a/arch/powerpc/kernel/pci-hotplug.c +++ b/arch/powerpc/kernel/pci-hotplug.c @@ -22,45 +22,40 @@ #include <asm/eeh.h> /** - * __pcibios_remove_pci_devices - remove all devices under this bus + * pcibios_release_device - release PCI device + * @dev: PCI device + * + * The function is called before releasing the indicated PCI device. + */ +void pcibios_release_device(struct pci_dev *dev) +{ + eeh_remove_device(dev); +} + +/** + * pcibios_remove_pci_devices - remove all devices under this bus * @bus: the indicated PCI bus - * @purge_pe: destroy the PE on removal of PCI devices * * Remove all of the PCI devices under this bus both from the * linux pci device tree, and from the powerpc EEH address cache. - * By default, the corresponding PE will be destroied during the - * normal PCI hotplug path. For PCI hotplug during EEH recovery, - * the corresponding PE won't be destroied and deallocated. */ -void __pcibios_remove_pci_devices(struct pci_bus *bus, int purge_pe) +void pcibios_remove_pci_devices(struct pci_bus *bus) { struct pci_dev *dev, *tmp; struct pci_bus *child_bus; /* First go down child busses */ list_for_each_entry(child_bus, &bus->children, node) - __pcibios_remove_pci_devices(child_bus, purge_pe); + pcibios_remove_pci_devices(child_bus); pr_debug("PCI: Removing devices on bus %04x:%02x\n", pci_domain_nr(bus), bus->number); list_for_each_entry_safe(dev, tmp, &bus->devices, bus_list) { - pr_debug(" * Removing %s...\n", pci_name(dev)); - eeh_remove_bus_device(dev, purge_pe); + pr_debug(" Removing %s...\n", pci_name(dev)); pci_stop_and_remove_bus_device(dev); } } -/** - * pcibios_remove_pci_devices - remove all devices under this bus - * @bus: the indicated PCI bus - * - * Remove all of the PCI devices under this bus both from the - * linux pci device tree, and from the powerpc EEH address cache. - */ -void pcibios_remove_pci_devices(struct pci_bus *bus) -{ - __pcibios_remove_pci_devices(bus, 1); -} EXPORT_SYMBOL_GPL(pcibios_remove_pci_devices); /** @@ -76,7 +71,7 @@ EXPORT_SYMBOL_GPL(pcibios_remove_pci_devices); */ void pcibios_add_pci_devices(struct pci_bus * bus) { - int slotno, num, mode, pass, max; + int slotno, mode, pass, max; struct pci_dev *dev; struct device_node *dn = pci_bus_to_OF_node(bus); @@ -90,11 +85,15 @@ void pcibios_add_pci_devices(struct pci_bus * bus) /* use ofdt-based probe */ of_rescan_bus(dn, bus); } else if (mode == PCI_PROBE_NORMAL) { - /* use legacy probe */ + /* + * Use legacy probe. In the partial hotplug case, we + * probably have grandchildren devices unplugged. So + * we don't check the return value from pci_scan_slot() in + * order for fully rescan all the way down to pick them up. + * They can have been removed during partial hotplug. + */ slotno = PCI_SLOT(PCI_DN(dn->child)->devfn); - num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0)); - if (!num) - return; + pci_scan_slot(bus, PCI_DEVFN(slotno, 0)); pcibios_setup_bus_devices(bus); max = bus->busn_res.start; for (pass = 0; pass < 2; pass++) { diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c index 6b0ba5854d9..15d9105323b 100644 --- a/arch/powerpc/kernel/pci_of_scan.c +++ b/arch/powerpc/kernel/pci_of_scan.c @@ -230,11 +230,14 @@ void of_scan_pci_bridge(struct pci_dev *dev) return; } - bus = pci_add_new_bus(dev->bus, dev, busrange[0]); + bus = pci_find_bus(pci_domain_nr(dev->bus), busrange[0]); if (!bus) { - printk(KERN_ERR "Failed to create pci bus for %s\n", - node->full_name); - return; + bus = pci_add_new_bus(dev->bus, dev, busrange[0]); + if (!bus) { + printk(KERN_ERR "Failed to create pci bus for %s\n", + node->full_name); + return; + } } bus->primary = dev->bus->number; @@ -292,6 +295,38 @@ void of_scan_pci_bridge(struct pci_dev *dev) } EXPORT_SYMBOL(of_scan_pci_bridge); +static struct pci_dev *of_scan_pci_dev(struct pci_bus *bus, + struct device_node *dn) +{ + struct pci_dev *dev = NULL; + const u32 *reg; + int reglen, devfn; + + pr_debug(" * %s\n", dn->full_name); + if (!of_device_is_available(dn)) + return NULL; + + reg = of_get_property(dn, "reg", ®len); + if (reg == NULL || reglen < 20) + return NULL; + devfn = (reg[0] >> 8) & 0xff; + + /* Check if the PCI device is already there */ + dev = pci_get_slot(bus, devfn); + if (dev) { + pci_dev_put(dev); + return dev; + } + + /* create a new pci_dev for this device */ + dev = of_create_pci_dev(dn, bus, devfn); + if (!dev) + return NULL; + + pr_debug(" dev header type: %x\n", dev->hdr_type); + return dev; +} + /** * __of_scan_bus - given a PCI bus node, setup bus and scan for child devices * @node: device tree node for the PCI bus @@ -302,8 +337,6 @@ static void __of_scan_bus(struct device_node *node, struct pci_bus *bus, int rescan_existing) { struct device_node *child; - const u32 *reg; - int reglen, devfn; struct pci_dev *dev; pr_debug("of_scan_bus(%s) bus no %d...\n", @@ -311,16 +344,7 @@ static void __of_scan_bus(struct device_node *node, struct pci_bus *bus, /* Scan direct children */ for_each_child_of_node(node, child) { - pr_debug(" * %s\n", child->full_name); - if (!of_device_is_available(child)) - continue; - reg = of_get_property(child, "reg", ®len); - if (reg == NULL || reglen < 20) - continue; - devfn = (reg[0] >> 8) & 0xff; - - /* create a new pci_dev for this device */ - dev = of_create_pci_dev(child, bus, devfn); + dev = of_scan_pci_dev(bus, child); if (!dev) continue; pr_debug(" dev header type: %x\n", dev->hdr_type); diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index c517dbe705f..8083be20fe5 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -600,6 +600,16 @@ struct task_struct *__switch_to(struct task_struct *prev, struct ppc64_tlb_batch *batch; #endif + /* Back up the TAR across context switches. + * Note that the TAR is not available for use in the kernel. (To + * provide this, the TAR should be backed up/restored on exception + * entry/exit instead, and be in pt_regs. FIXME, this should be in + * pt_regs anyway (for debug).) + * Save the TAR here before we do treclaim/trecheckpoint as these + * will change the TAR. + */ + save_tar(&prev->thread); + __switch_to_tm(prev); #ifdef CONFIG_SMP diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 5eccda9fd33..607902424e7 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -644,7 +644,8 @@ unsigned char ibm_architecture_vec[] = { W(0xfffe0000), W(0x003a0000), /* POWER5/POWER5+ */ W(0xffff0000), W(0x003e0000), /* POWER6 */ W(0xffff0000), W(0x003f0000), /* POWER7 */ - W(0xffff0000), W(0x004b0000), /* POWER8 */ + W(0xffff0000), W(0x004b0000), /* POWER8E */ + W(0xffff0000), W(0x004d0000), /* POWER8 */ W(0xffffffff), W(0x0f000004), /* all 2.07-compliant */ W(0xffffffff), W(0x0f000003), /* all 2.06-compliant */ W(0xffffffff), W(0x0f000002), /* all 2.05-compliant */ @@ -706,7 +707,7 @@ unsigned char ibm_architecture_vec[] = { * must match by the macro below. Update the definition if * the structure layout changes. */ -#define IBM_ARCH_VEC_NRCORES_OFFSET 117 +#define IBM_ARCH_VEC_NRCORES_OFFSET 125 W(NR_CPUS), /* number of cores supported */ 0, 0, diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S index 51be8fb2480..0554d1f6d70 100644 --- a/arch/powerpc/kernel/tm.S +++ b/arch/powerpc/kernel/tm.S @@ -233,6 +233,16 @@ dont_backup_fp: std r5, _CCR(r7) std r6, _XER(r7) + + /* ******************** TAR, PPR, DSCR ********** */ + mfspr r3, SPRN_TAR + mfspr r4, SPRN_PPR + mfspr r5, SPRN_DSCR + + std r3, THREAD_TM_TAR(r12) + std r4, THREAD_TM_PPR(r12) + std r5, THREAD_TM_DSCR(r12) + /* MSR and flags: We don't change CRs, and we don't need to alter * MSR. */ @@ -347,6 +357,16 @@ dont_restore_fp: mtmsr r6 /* FP/Vec off again! */ restore_gprs: + + /* ******************** TAR, PPR, DSCR ********** */ + ld r4, THREAD_TM_TAR(r3) + ld r5, THREAD_TM_PPR(r3) + ld r6, THREAD_TM_DSCR(r3) + + mtspr SPRN_TAR, r4 + mtspr SPRN_PPR, r5 + mtspr SPRN_DSCR, r6 + /* ******************** CR,LR,CCR,MSR ********** */ ld r3, _CTR(r7) ld r4, _LINK(r7) diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index bf33c22e38a..e435bc089ea 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -44,9 +44,7 @@ #include <asm/machdep.h> #include <asm/rtas.h> #include <asm/pmc.h> -#ifdef CONFIG_PPC32 #include <asm/reg.h> -#endif #ifdef CONFIG_PMAC_BACKLIGHT #include <asm/backlight.h> #endif @@ -1296,43 +1294,54 @@ void vsx_unavailable_exception(struct pt_regs *regs) die("Unrecoverable VSX Unavailable Exception", regs, SIGABRT); } +#ifdef CONFIG_PPC64 void facility_unavailable_exception(struct pt_regs *regs) { static char *facility_strings[] = { - "FPU", - "VMX/VSX", - "DSCR", - "PMU SPRs", - "BHRB", - "TM", - "AT", - "EBB", - "TAR", + [FSCR_FP_LG] = "FPU", + [FSCR_VECVSX_LG] = "VMX/VSX", + [FSCR_DSCR_LG] = "DSCR", + [FSCR_PM_LG] = "PMU SPRs", + [FSCR_BHRB_LG] = "BHRB", + [FSCR_TM_LG] = "TM", + [FSCR_EBB_LG] = "EBB", + [FSCR_TAR_LG] = "TAR", }; - char *facility, *prefix; + char *facility = "unknown"; u64 value; + u8 status; + bool hv; - if (regs->trap == 0xf60) { - value = mfspr(SPRN_FSCR); - prefix = ""; - } else { + hv = (regs->trap == 0xf80); + if (hv) value = mfspr(SPRN_HFSCR); - prefix = "Hypervisor "; + else + value = mfspr(SPRN_FSCR); + + status = value >> 56; + if (status == FSCR_DSCR_LG) { + /* User is acessing the DSCR. Set the inherit bit and allow + * the user to set it directly in future by setting via the + * H/FSCR DSCR bit. + */ + current->thread.dscr_inherit = 1; + if (hv) + mtspr(SPRN_HFSCR, value | HFSCR_DSCR); + else + mtspr(SPRN_FSCR, value | FSCR_DSCR); + return; } - value = value >> 56; + if ((status < ARRAY_SIZE(facility_strings)) && + facility_strings[status]) + facility = facility_strings[status]; /* We restore the interrupt state now */ if (!arch_irq_disabled_regs(regs)) local_irq_enable(); - if (value < ARRAY_SIZE(facility_strings)) - facility = facility_strings[value]; - else - facility = "unknown"; - pr_err("%sFacility '%s' unavailable, exception at 0x%lx, MSR=%lx\n", - prefix, facility, regs->nip, regs->msr); + hv ? "Hypervisor " : "", facility, regs->nip, regs->msr); if (user_mode(regs)) { _exception(SIGILL, regs, ILL_ILLOPC, regs->nip); @@ -1341,6 +1350,7 @@ void facility_unavailable_exception(struct pt_regs *regs) die("Unexpected facility unavailable exception", regs, SIGABRT); } +#endif #ifdef CONFIG_PPC_TRANSACTIONAL_MEM diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index 654e479802f..f096e72262f 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -38,9 +38,6 @@ jiffies = jiffies_64 + 4; #endif SECTIONS { - . = 0; - reloc_start = .; - . = KERNELBASE; /* diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 2efa9dde741..7629cd3eb91 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -1809,7 +1809,7 @@ static int kvmppc_hv_setup_htab_rma(struct kvm_vcpu *vcpu) rma_size <<= PAGE_SHIFT; rmls = lpcr_rmls(rma_size); err = -EINVAL; - if (rmls < 0) { + if ((long)rmls < 0) { pr_err("KVM: Can't use RMA of 0x%lx bytes\n", rma_size); goto out_srcu; } @@ -1874,7 +1874,7 @@ int kvmppc_core_init_vm(struct kvm *kvm) /* Allocate the guest's logical partition ID */ lpid = kvmppc_alloc_lpid(); - if (lpid < 0) + if ((long)lpid < 0) return -ENOMEM; kvm->arch.lpid = lpid; diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index 19498a567a8..c6e13d9a9e1 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -1047,11 +1047,12 @@ struct kvm_vcpu *kvmppc_core_vcpu_create(struct kvm *kvm, unsigned int id) if (err) goto free_shadow_vcpu; + err = -ENOMEM; p = __get_free_page(GFP_KERNEL|__GFP_ZERO); - /* the real shared page fills the last 4k of our page */ - vcpu->arch.shared = (void*)(p + PAGE_SIZE - 4096); if (!p) goto uninit_vcpu; + /* the real shared page fills the last 4k of our page */ + vcpu->arch.shared = (void *)(p + PAGE_SIZE - 4096); #ifdef CONFIG_PPC_BOOK3S_64 /* default to book3s_64 (970fx) */ diff --git a/arch/powerpc/mm/hash_native_64.c b/arch/powerpc/mm/hash_native_64.c index 3f0c30ae479..c33d939120c 100644 --- a/arch/powerpc/mm/hash_native_64.c +++ b/arch/powerpc/mm/hash_native_64.c @@ -43,6 +43,7 @@ static inline void __tlbie(unsigned long vpn, int psize, int apsize, int ssize) { unsigned long va; unsigned int penc; + unsigned long sllp; /* * We need 14 to 65 bits of va for a tlibe of 4K page @@ -64,7 +65,9 @@ static inline void __tlbie(unsigned long vpn, int psize, int apsize, int ssize) /* clear out bits after (52) [0....52.....63] */ va &= ~((1ul << (64 - 52)) - 1); va |= ssize << 8; - va |= mmu_psize_defs[apsize].sllp << 6; + sllp = ((mmu_psize_defs[apsize].sllp & SLB_VSID_L) >> 6) | + ((mmu_psize_defs[apsize].sllp & SLB_VSID_LP) >> 4); + va |= sllp << 5; asm volatile(ASM_FTR_IFCLR("tlbie %0,0", PPC_TLBIE(%1,%0), %2) : : "r" (va), "r"(0), "i" (CPU_FTR_ARCH_206) : "memory"); @@ -98,6 +101,7 @@ static inline void __tlbiel(unsigned long vpn, int psize, int apsize, int ssize) { unsigned long va; unsigned int penc; + unsigned long sllp; /* VPN_SHIFT can be atmost 12 */ va = vpn << VPN_SHIFT; @@ -113,7 +117,9 @@ static inline void __tlbiel(unsigned long vpn, int psize, int apsize, int ssize) /* clear out bits after(52) [0....52.....63] */ va &= ~((1ul << (64 - 52)) - 1); va |= ssize << 8; - va |= mmu_psize_defs[apsize].sllp << 6; + sllp = ((mmu_psize_defs[apsize].sllp & SLB_VSID_L) >> 6) | + ((mmu_psize_defs[apsize].sllp & SLB_VSID_LP) >> 4); + va |= sllp << 5; asm volatile(".long 0x7c000224 | (%0 << 11) | (0 << 21)" : : "r"(va) : "memory"); break; @@ -554,6 +560,7 @@ static void hpte_decode(struct hash_pte *hpte, unsigned long slot, seg_off |= vpi << shift; } *vpn = vsid << (SID_SHIFT - VPN_SHIFT) | seg_off >> VPN_SHIFT; + break; case MMU_SEGSIZE_1T: /* We only have 40 - 23 bits of seg_off in avpn */ seg_off = (avpn & 0x1ffff) << 23; @@ -563,6 +570,7 @@ static void hpte_decode(struct hash_pte *hpte, unsigned long slot, seg_off |= vpi << shift; } *vpn = vsid << (SID_SHIFT_1T - VPN_SHIFT) | seg_off >> VPN_SHIFT; + break; default: *vpn = size = 0; } diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 08397217e8a..5850798826c 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -27,6 +27,7 @@ #include <linux/seq_file.h> #include <linux/uaccess.h> #include <linux/slab.h> +#include <asm/cputhreads.h> #include <asm/sparsemem.h> #include <asm/prom.h> #include <asm/smp.h> @@ -1318,7 +1319,8 @@ static int update_cpu_associativity_changes_mask(void) } } if (changed) { - cpumask_set_cpu(cpu, changes); + cpumask_or(changes, changes, cpu_sibling_mask(cpu)); + cpu = cpu_last_thread_sibling(cpu); } } @@ -1426,7 +1428,7 @@ static int update_cpu_topology(void *data) if (!data) return -EINVAL; - cpu = get_cpu(); + cpu = smp_processor_id(); for (update = data; update; update = update->next) { if (cpu != update->cpu) @@ -1446,12 +1448,12 @@ static int update_cpu_topology(void *data) */ int arch_update_cpu_topology(void) { - unsigned int cpu, changed = 0; + unsigned int cpu, sibling, changed = 0; struct topology_update_data *updates, *ud; unsigned int associativity[VPHN_ASSOC_BUFSIZE] = {0}; cpumask_t updated_cpus; struct device *dev; - int weight, i = 0; + int weight, new_nid, i = 0; weight = cpumask_weight(&cpu_associativity_changes_mask); if (!weight) @@ -1464,19 +1466,46 @@ int arch_update_cpu_topology(void) cpumask_clear(&updated_cpus); for_each_cpu(cpu, &cpu_associativity_changes_mask) { - ud = &updates[i++]; - ud->cpu = cpu; - vphn_get_associativity(cpu, associativity); - ud->new_nid = associativity_to_nid(associativity); - - if (ud->new_nid < 0 || !node_online(ud->new_nid)) - ud->new_nid = first_online_node; + /* + * If siblings aren't flagged for changes, updates list + * will be too short. Skip on this update and set for next + * update. + */ + if (!cpumask_subset(cpu_sibling_mask(cpu), + &cpu_associativity_changes_mask)) { + pr_info("Sibling bits not set for associativity " + "change, cpu%d\n", cpu); + cpumask_or(&cpu_associativity_changes_mask, + &cpu_associativity_changes_mask, + cpu_sibling_mask(cpu)); + cpu = cpu_last_thread_sibling(cpu); + continue; + } - ud->old_nid = numa_cpu_lookup_table[cpu]; - cpumask_set_cpu(cpu, &updated_cpus); + /* Use associativity from first thread for all siblings */ + vphn_get_associativity(cpu, associativity); + new_nid = associativity_to_nid(associativity); + if (new_nid < 0 || !node_online(new_nid)) + new_nid = first_online_node; + + if (new_nid == numa_cpu_lookup_table[cpu]) { + cpumask_andnot(&cpu_associativity_changes_mask, + &cpu_associativity_changes_mask, + cpu_sibling_mask(cpu)); + cpu = cpu_last_thread_sibling(cpu); + continue; + } - if (i < weight) - ud->next = &updates[i]; + for_each_cpu(sibling, cpu_sibling_mask(cpu)) { + ud = &updates[i++]; + ud->cpu = sibling; + ud->new_nid = new_nid; + ud->old_nid = numa_cpu_lookup_table[sibling]; + cpumask_set_cpu(sibling, &updated_cpus); + if (i < weight) + ud->next = &updates[i]; + } + cpu = cpu_last_thread_sibling(cpu); } stop_machine(update_cpu_topology, &updates[0], &updated_cpus); diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index a3985aee77f..eeae308cf98 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -484,7 +484,7 @@ static bool is_ebb_event(struct perf_event *event) * use bit 63 of the event code for something else if they wish. */ return (ppmu->flags & PPMU_EBB) && - ((event->attr.config >> EVENT_CONFIG_EBB_SHIFT) & 1); + ((event->attr.config >> PERF_EVENT_CONFIG_EBB_SHIFT) & 1); } static int ebb_event_check(struct perf_event *event) @@ -1252,8 +1252,11 @@ nocheck: ret = 0; out: - if (has_branch_stack(event)) + if (has_branch_stack(event)) { power_pmu_bhrb_enable(event); + cpuhw->bhrb_filter = ppmu->bhrb_filter_map( + event->attr.branch_sample_type); + } perf_pmu_enable(event->pmu); local_irq_restore(flags); diff --git a/arch/powerpc/perf/power8-pmu.c b/arch/powerpc/perf/power8-pmu.c index 96a64d6a8bd..2ee4a707f0d 100644 --- a/arch/powerpc/perf/power8-pmu.c +++ b/arch/powerpc/perf/power8-pmu.c @@ -118,7 +118,7 @@ (EVENT_UNIT_MASK << EVENT_UNIT_SHIFT) | \ (EVENT_COMBINE_MASK << EVENT_COMBINE_SHIFT) | \ (EVENT_MARKED_MASK << EVENT_MARKED_SHIFT) | \ - (EVENT_EBB_MASK << EVENT_CONFIG_EBB_SHIFT) | \ + (EVENT_EBB_MASK << PERF_EVENT_CONFIG_EBB_SHIFT) | \ EVENT_PSEL_MASK) /* MMCRA IFM bits - POWER8 */ @@ -233,10 +233,10 @@ static int power8_get_constraint(u64 event, unsigned long *maskp, unsigned long pmc = (event >> EVENT_PMC_SHIFT) & EVENT_PMC_MASK; unit = (event >> EVENT_UNIT_SHIFT) & EVENT_UNIT_MASK; cache = (event >> EVENT_CACHE_SEL_SHIFT) & EVENT_CACHE_SEL_MASK; - ebb = (event >> EVENT_CONFIG_EBB_SHIFT) & EVENT_EBB_MASK; + ebb = (event >> PERF_EVENT_CONFIG_EBB_SHIFT) & EVENT_EBB_MASK; /* Clear the EBB bit in the event, so event checks work below */ - event &= ~(EVENT_EBB_MASK << EVENT_CONFIG_EBB_SHIFT); + event &= ~(EVENT_EBB_MASK << PERF_EVENT_CONFIG_EBB_SHIFT); if (pmc) { if (pmc > 6) @@ -561,18 +561,13 @@ static int power8_generic_events[] = { static u64 power8_bhrb_filter_map(u64 branch_sample_type) { u64 pmu_bhrb_filter = 0; - u64 br_privilege = branch_sample_type & ONLY_PLM; - /* BHRB and regular PMU events share the same prvillege state + /* BHRB and regular PMU events share the same privilege state * filter configuration. BHRB is always recorded along with a - * regular PMU event. So privilege state filter criteria for BHRB - * and the companion PMU events has to be the same. As a default - * "perf record" tool sets all privillege bits ON when no filter - * criteria is provided in the command line. So as along as all - * privillege bits are ON or they are OFF, we are good to go. + * regular PMU event. As the privilege state filter is handled + * in the basic PMC configuration of the accompanying regular + * PMU event, we ignore any separate BHRB specific request. */ - if ((br_privilege != 7) && (br_privilege != 0)) - return -1; /* No branch filter requested */ if (branch_sample_type & PERF_SAMPLE_BRANCH_ANY) @@ -621,10 +616,19 @@ static struct power_pmu power8_pmu = { static int __init init_power8_pmu(void) { + int rc; + if (!cur_cpu_spec->oprofile_cpu_type || strcmp(cur_cpu_spec->oprofile_cpu_type, "ppc64/power8")) return -ENODEV; - return register_power_pmu(&power8_pmu); + rc = register_power_pmu(&power8_pmu); + if (rc) + return rc; + + /* Tell userspace that EBB is supported */ + cur_cpu_spec->cpu_user_features2 |= PPC_FEATURE2_EBB; + + return 0; } early_initcall(init_power8_pmu); diff --git a/arch/powerpc/platforms/powernv/eeh-powernv.c b/arch/powerpc/platforms/powernv/eeh-powernv.c index 969cce73055..79663d26e6e 100644 --- a/arch/powerpc/platforms/powernv/eeh-powernv.c +++ b/arch/powerpc/platforms/powernv/eeh-powernv.c @@ -114,7 +114,7 @@ static int powernv_eeh_dev_probe(struct pci_dev *dev, void *flag) * the root bridge. So it's not reasonable to continue * the probing. */ - if (!dn || !edev) + if (!dn || !edev || edev->pe) return 0; /* Skip for PCI-ISA bridge */ @@ -122,8 +122,19 @@ static int powernv_eeh_dev_probe(struct pci_dev *dev, void *flag) return 0; /* Initialize eeh device */ - edev->class_code = dev->class; - edev->mode = 0; + edev->class_code = dev->class; + edev->mode &= 0xFFFFFF00; + if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) + edev->mode |= EEH_DEV_BRIDGE; + if (pci_is_pcie(dev)) { + edev->pcie_cap = pci_pcie_cap(dev); + + if (pci_pcie_type(dev) == PCI_EXP_TYPE_ROOT_PORT) + edev->mode |= EEH_DEV_ROOT_PORT; + else if (pci_pcie_type(dev) == PCI_EXP_TYPE_DOWNSTREAM) + edev->mode |= EEH_DEV_DS_PORT; + } + edev->config_addr = ((dev->bus->number << 8) | dev->devfn); edev->pe_config_addr = phb->bdfn_to_pe(phb, dev->bus, dev->devfn & 0xff); diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 49b57b9f835..d8140b125e6 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1266,7 +1266,7 @@ void __init pnv_pci_init_ioda_phb(struct device_node *np, opal_pci_set_pe(phb_id, 0, 0, 7, 1, 1 , OPAL_MAP_PE); } -void pnv_pci_init_ioda2_phb(struct device_node *np) +void __init pnv_pci_init_ioda2_phb(struct device_node *np) { pnv_pci_init_ioda_phb(np, 0, PNV_PHB_IODA2); } diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig index 1bd3399146e..62b4f8025de 100644 --- a/arch/powerpc/platforms/pseries/Kconfig +++ b/arch/powerpc/platforms/pseries/Kconfig @@ -19,7 +19,6 @@ config PPC_PSERIES select ZLIB_DEFLATE select PPC_DOORBELL select HAVE_CONTEXT_TRACKING - select HOTPLUG if SMP select HOTPLUG_CPU if SMP default y diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c index b456b157d33..7fbc25b1813 100644 --- a/arch/powerpc/platforms/pseries/eeh_pseries.c +++ b/arch/powerpc/platforms/pseries/eeh_pseries.c @@ -133,6 +133,48 @@ static int pseries_eeh_init(void) return 0; } +static int pseries_eeh_cap_start(struct device_node *dn) +{ + struct pci_dn *pdn = PCI_DN(dn); + u32 status; + + if (!pdn) + return 0; + + rtas_read_config(pdn, PCI_STATUS, 2, &status); + if (!(status & PCI_STATUS_CAP_LIST)) + return 0; + + return PCI_CAPABILITY_LIST; +} + + +static int pseries_eeh_find_cap(struct device_node *dn, int cap) +{ + struct pci_dn *pdn = PCI_DN(dn); + int pos = pseries_eeh_cap_start(dn); + int cnt = 48; /* Maximal number of capabilities */ + u32 id; + + if (!pos) + return 0; + + while (cnt--) { + rtas_read_config(pdn, pos, 1, &pos); + if (pos < 0x40) + break; + pos &= ~3; + rtas_read_config(pdn, pos + PCI_CAP_LIST_ID, 1, &id); + if (id == 0xff) + break; + if (id == cap) + return pos; + pos += PCI_CAP_LIST_NEXT; + } + + return 0; +} + /** * pseries_eeh_of_probe - EEH probe on the given device * @dn: OF node @@ -146,14 +188,16 @@ static void *pseries_eeh_of_probe(struct device_node *dn, void *flag) { struct eeh_dev *edev; struct eeh_pe pe; + struct pci_dn *pdn = PCI_DN(dn); const u32 *class_code, *vendor_id, *device_id; const u32 *regs; + u32 pcie_flags; int enable = 0; int ret; /* Retrieve OF node and eeh device */ edev = of_node_to_eeh_dev(dn); - if (!of_device_is_available(dn)) + if (edev->pe || !of_device_is_available(dn)) return NULL; /* Retrieve class/vendor/device IDs */ @@ -167,9 +211,26 @@ static void *pseries_eeh_of_probe(struct device_node *dn, void *flag) if (dn->type && !strcmp(dn->type, "isa")) return NULL; - /* Update class code and mode of eeh device */ + /* + * Update class code and mode of eeh device. We need + * correctly reflects that current device is root port + * or PCIe switch downstream port. + */ edev->class_code = *class_code; - edev->mode = 0; + edev->pcie_cap = pseries_eeh_find_cap(dn, PCI_CAP_ID_EXP); + edev->mode &= 0xFFFFFF00; + if ((edev->class_code >> 8) == PCI_CLASS_BRIDGE_PCI) { + edev->mode |= EEH_DEV_BRIDGE; + if (edev->pcie_cap) { + rtas_read_config(pdn, edev->pcie_cap + PCI_EXP_FLAGS, + 2, &pcie_flags); + pcie_flags = (pcie_flags & PCI_EXP_FLAGS_TYPE) >> 4; + if (pcie_flags == PCI_EXP_TYPE_ROOT_PORT) + edev->mode |= EEH_DEV_ROOT_PORT; + else if (pcie_flags == PCI_EXP_TYPE_DOWNSTREAM) + edev->mode |= EEH_DEV_DS_PORT; + } + } /* Retrieve the device address */ regs = of_get_property(dn, "reg", NULL); diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index 02d6e21619b..8bad880bd17 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -146,7 +146,7 @@ static long pSeries_lpar_hpte_insert(unsigned long hpte_group, flags = 0; /* Make pHyp happy */ - if ((rflags & _PAGE_NO_CACHE) & !(rflags & _PAGE_WRITETHRU)) + if ((rflags & _PAGE_NO_CACHE) && !(rflags & _PAGE_WRITETHRU)) hpte_r &= ~_PAGE_COHERENT; if (firmware_has_feature(FW_FEATURE_XCMO) && !(hpte_r & HPTE_R_N)) flags |= H_COALESCE_CAND; diff --git a/arch/powerpc/platforms/pseries/nvram.c b/arch/powerpc/platforms/pseries/nvram.c index 9f8671a4455..6a5f2b1f32c 100644 --- a/arch/powerpc/platforms/pseries/nvram.c +++ b/arch/powerpc/platforms/pseries/nvram.c @@ -569,35 +569,6 @@ error: return ret; } -static int unzip_oops(char *oops_buf, char *big_buf) -{ - struct oops_log_info *oops_hdr = (struct oops_log_info *)oops_buf; - u64 timestamp = oops_hdr->timestamp; - char *big_oops_data = NULL; - char *oops_data_buf = NULL; - size_t big_oops_data_sz; - int unzipped_len; - - big_oops_data = big_buf + sizeof(struct oops_log_info); - big_oops_data_sz = big_oops_buf_sz - sizeof(struct oops_log_info); - oops_data_buf = oops_buf + sizeof(struct oops_log_info); - - unzipped_len = nvram_decompress(oops_data_buf, big_oops_data, - oops_hdr->report_length, - big_oops_data_sz); - - if (unzipped_len < 0) { - pr_err("nvram: decompression failed; returned %d\n", - unzipped_len); - return -1; - } - oops_hdr = (struct oops_log_info *)big_buf; - oops_hdr->version = OOPS_HDR_VERSION; - oops_hdr->report_length = (u16) unzipped_len; - oops_hdr->timestamp = timestamp; - return 0; -} - static int nvram_pstore_open(struct pstore_info *psi) { /* Reset the iterator to start reading partitions again */ @@ -685,10 +656,9 @@ static ssize_t nvram_pstore_read(u64 *id, enum pstore_type_id *type, unsigned int err_type, id_no, size = 0; struct nvram_os_partition *part = NULL; char *buff = NULL, *big_buff = NULL; - int rc, sig = 0; + int sig = 0; loff_t p; -read_partition: read_type++; switch (nvram_type_ids[read_type]) { @@ -749,30 +719,46 @@ read_partition: *id = id_no; if (nvram_type_ids[read_type] == PSTORE_TYPE_DMESG) { + int length, unzipped_len; + size_t hdr_size; + oops_hdr = (struct oops_log_info *)buff; - *buf = buff + sizeof(*oops_hdr); + if (oops_hdr->version < OOPS_HDR_VERSION) { + /* Old format oops header had 2-byte record size */ + hdr_size = sizeof(u16); + length = oops_hdr->version; + time->tv_sec = 0; + time->tv_nsec = 0; + } else { + hdr_size = sizeof(*oops_hdr); + length = oops_hdr->report_length; + time->tv_sec = oops_hdr->timestamp; + time->tv_nsec = 0; + } + *buf = kmalloc(length, GFP_KERNEL); + if (*buf == NULL) + return -ENOMEM; + memcpy(*buf, buff + hdr_size, length); + kfree(buff); if (err_type == ERR_TYPE_KERNEL_PANIC_GZ) { big_buff = kmalloc(big_oops_buf_sz, GFP_KERNEL); if (!big_buff) return -ENOMEM; - rc = unzip_oops(buff, big_buff); + unzipped_len = nvram_decompress(*buf, big_buff, + length, big_oops_buf_sz); - if (rc != 0) { - kfree(buff); + if (unzipped_len < 0) { + pr_err("nvram: decompression failed, returned " + "rc %d\n", unzipped_len); kfree(big_buff); - goto read_partition; + } else { + *buf = big_buff; + length = unzipped_len; } - - oops_hdr = (struct oops_log_info *)big_buff; - *buf = big_buff + sizeof(*oops_hdr); - kfree(buff); } - - time->tv_sec = oops_hdr->timestamp; - time->tv_nsec = 0; - return oops_hdr->report_length; + return length; } *buf = buff; @@ -816,6 +802,7 @@ static int nvram_pstore_init(void) static void __init nvram_init_oops_partition(int rtas_partition_exists) { int rc; + size_t size; rc = pseries_nvram_init_os_partition(&oops_log_partition); if (rc != 0) { @@ -844,8 +831,9 @@ static void __init nvram_init_oops_partition(int rtas_partition_exists) big_oops_buf_sz = (oops_data_sz * 100) / 45; big_oops_buf = kmalloc(big_oops_buf_sz, GFP_KERNEL); if (big_oops_buf) { - stream.workspace = kmalloc(zlib_deflate_workspacesize( - WINDOW_BITS, MEM_LEVEL), GFP_KERNEL); + size = max(zlib_deflate_workspacesize(WINDOW_BITS, MEM_LEVEL), + zlib_inflate_workspacesize()); + stream.workspace = kmalloc(size, GFP_KERNEL); if (!stream.workspace) { pr_err("nvram: No memory for compression workspace; " "skipping compression of %s partition data\n", diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c index 7b3cbde8c78..721c0586b28 100644 --- a/arch/powerpc/platforms/pseries/ras.c +++ b/arch/powerpc/platforms/pseries/ras.c @@ -287,6 +287,9 @@ static struct rtas_error_log *fwnmi_get_errinfo(struct pt_regs *regs) unsigned long *savep; struct rtas_error_log *h, *errhdr = NULL; + /* Mask top two bits */ + regs->gpr[3] &= ~(0x3UL << 62); + if (!VALID_FWNMI_BUFFER(regs->gpr[3])) { printk(KERN_ERR "FWNMI: corrupt r3 0x%016lx\n", regs->gpr[3]); return NULL; diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index e9982a353b5..21e5c165df2 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -118,6 +118,7 @@ config S390 select HAVE_FUNCTION_TRACE_MCOUNT_TEST select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_GZIP + select HAVE_KERNEL_LZ4 select HAVE_KERNEL_LZMA select HAVE_KERNEL_LZO select HAVE_KERNEL_XZ @@ -227,11 +228,12 @@ config MARCH_Z196 not work on older machines. config MARCH_ZEC12 - bool "IBM zEC12" + bool "IBM zBC12 and zEC12" select HAVE_MARCH_ZEC12_FEATURES if 64BIT help - Select this to enable optimizations for IBM zEC12 (2827 series). The - kernel will be slightly faster but will not work on older machines. + Select this to enable optimizations for IBM zBC12 and zEC12 (2828 and + 2827 series). The kernel will be slightly faster but will not work on + older machines. endchoice @@ -708,6 +710,7 @@ config S390_GUEST def_bool y prompt "s390 support for virtio devices" depends on 64BIT + select TTY select VIRTUALIZATION select VIRTIO select VIRTIO_CONSOLE diff --git a/arch/s390/boot/compressed/Makefile b/arch/s390/boot/compressed/Makefile index 3ad8f61c998..866ecbe670e 100644 --- a/arch/s390/boot/compressed/Makefile +++ b/arch/s390/boot/compressed/Makefile @@ -6,9 +6,9 @@ BITS := $(if $(CONFIG_64BIT),64,31) -targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \ - vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo misc.o piggy.o \ - sizes.h head$(BITS).o +targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 +targets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4 +targets += misc.o piggy.o sizes.h head$(BITS).o KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING @@ -48,6 +48,7 @@ vmlinux.bin.all-y := $(obj)/vmlinux.bin suffix-$(CONFIG_KERNEL_GZIP) := gz suffix-$(CONFIG_KERNEL_BZIP2) := bz2 +suffix-$(CONFIG_KERNEL_LZ4) := lz4 suffix-$(CONFIG_KERNEL_LZMA) := lzma suffix-$(CONFIG_KERNEL_LZO) := lzo suffix-$(CONFIG_KERNEL_XZ) := xz @@ -56,6 +57,8 @@ $(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) $(call if_changed,gzip) $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) $(call if_changed,bzip2) +$(obj)/vmlinux.bin.lz4: $(vmlinux.bin.all-y) + $(call if_changed,lz4) $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) $(call if_changed,lzma) $(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) diff --git a/arch/s390/boot/compressed/misc.c b/arch/s390/boot/compressed/misc.c index c4c6a1cf221..57cbaff1f39 100644 --- a/arch/s390/boot/compressed/misc.c +++ b/arch/s390/boot/compressed/misc.c @@ -47,6 +47,10 @@ static unsigned long free_mem_end_ptr; #include "../../../../lib/decompress_bunzip2.c" #endif +#ifdef CONFIG_KERNEL_LZ4 +#include "../../../../lib/decompress_unlz4.c" +#endif + #ifdef CONFIG_KERNEL_LZMA #include "../../../../lib/decompress_unlzma.c" #endif diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h index 4d8604e311f..7d467675873 100644 --- a/arch/s390/include/asm/bitops.h +++ b/arch/s390/include/asm/bitops.h @@ -693,7 +693,7 @@ static inline int find_next_bit_left(const unsigned long *addr, size -= offset; p = addr + offset / BITS_PER_LONG; if (bit) { - set = __flo_word(0, *p & (~0UL << bit)); + set = __flo_word(0, *p & (~0UL >> bit)); if (set >= size) return size + offset; if (set < BITS_PER_LONG) diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h index 6b499870662..b0e6435b2f0 100644 --- a/arch/s390/include/asm/processor.h +++ b/arch/s390/include/asm/processor.h @@ -91,7 +91,15 @@ struct thread_struct { #endif }; -#define PER_FLAG_NO_TE 1UL /* Flag to disable transactions. */ +/* Flag to disable transactions. */ +#define PER_FLAG_NO_TE 1UL +/* Flag to enable random transaction aborts. */ +#define PER_FLAG_TE_ABORT_RAND 2UL +/* Flag to specify random transaction abort mode: + * - abort each transaction at a random instruction before TEND if set. + * - abort random transactions at a random instruction if cleared. + */ +#define PER_FLAG_TE_ABORT_RAND_TEND 4UL typedef struct thread_struct thread_struct; diff --git a/arch/s390/include/asm/switch_to.h b/arch/s390/include/asm/switch_to.h index f3a9e0f9270..80b6f11263c 100644 --- a/arch/s390/include/asm/switch_to.h +++ b/arch/s390/include/asm/switch_to.h @@ -10,7 +10,7 @@ #include <linux/thread_info.h> extern struct task_struct *__switch_to(void *, void *); -extern void update_per_regs(struct task_struct *task); +extern void update_cr_regs(struct task_struct *task); static inline void save_fp_regs(s390_fp_regs *fpregs) { @@ -86,7 +86,7 @@ static inline void restore_access_regs(unsigned int *acrs) restore_fp_regs(&next->thread.fp_regs); \ restore_access_regs(&next->thread.acrs[0]); \ restore_ri_cb(next->thread.ri_cb, prev->thread.ri_cb); \ - update_per_regs(next); \ + update_cr_regs(next); \ } \ prev = __switch_to(prev,next); \ } while (0) diff --git a/arch/s390/include/uapi/asm/ptrace.h b/arch/s390/include/uapi/asm/ptrace.h index 3aa9f1ec5b2..7a84619e315 100644 --- a/arch/s390/include/uapi/asm/ptrace.h +++ b/arch/s390/include/uapi/asm/ptrace.h @@ -400,6 +400,7 @@ typedef struct #define PTRACE_POKE_SYSTEM_CALL 0x5008 #define PTRACE_ENABLE_TE 0x5009 #define PTRACE_DISABLE_TE 0x5010 +#define PTRACE_TE_ABORT_RAND 0x5011 /* * PT_PROT definition is loosely based on hppa bsd definition in diff --git a/arch/s390/kernel/cache.c b/arch/s390/kernel/cache.c index 64b24650e4f..dd62071624b 100644 --- a/arch/s390/kernel/cache.c +++ b/arch/s390/kernel/cache.c @@ -173,7 +173,7 @@ error: } } -static struct cache_dir *__cpuinit cache_create_cache_dir(int cpu) +static struct cache_dir *cache_create_cache_dir(int cpu) { struct cache_dir *cache_dir; struct kobject *kobj = NULL; @@ -289,9 +289,8 @@ static struct kobj_type cache_index_type = { .default_attrs = cache_index_default_attrs, }; -static int __cpuinit cache_create_index_dir(struct cache_dir *cache_dir, - struct cache *cache, int index, - int cpu) +static int cache_create_index_dir(struct cache_dir *cache_dir, + struct cache *cache, int index, int cpu) { struct cache_index_dir *index_dir; int rc; @@ -313,7 +312,7 @@ out: return rc; } -static int __cpuinit cache_add_cpu(int cpu) +static int cache_add_cpu(int cpu) { struct cache_dir *cache_dir; struct cache *cache; @@ -335,7 +334,7 @@ static int __cpuinit cache_add_cpu(int cpu) return 0; } -static void __cpuinit cache_remove_cpu(int cpu) +static void cache_remove_cpu(int cpu) { struct cache_index_dir *index, *next; struct cache_dir *cache_dir; @@ -354,8 +353,8 @@ static void __cpuinit cache_remove_cpu(int cpu) cache_dir_cpu[cpu] = NULL; } -static int __cpuinit cache_hotplug(struct notifier_block *nfb, - unsigned long action, void *hcpu) +static int cache_hotplug(struct notifier_block *nfb, unsigned long action, + void *hcpu) { int cpu = (long)hcpu; int rc = 0; diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c index f703d91bf72..d8f35565717 100644 --- a/arch/s390/kernel/crash_dump.c +++ b/arch/s390/kernel/crash_dump.c @@ -21,6 +21,48 @@ #define PTR_SUB(x, y) (((char *) (x)) - ((unsigned long) (y))) #define PTR_DIFF(x, y) ((unsigned long)(((char *) (x)) - ((unsigned long) (y)))) + +/* + * Return physical address for virtual address + */ +static inline void *load_real_addr(void *addr) +{ + unsigned long real_addr; + + asm volatile( + " lra %0,0(%1)\n" + " jz 0f\n" + " la %0,0\n" + "0:" + : "=a" (real_addr) : "a" (addr) : "cc"); + return (void *)real_addr; +} + +/* + * Copy up to one page to vmalloc or real memory + */ +static ssize_t copy_page_real(void *buf, void *src, size_t csize) +{ + size_t size; + + if (is_vmalloc_addr(buf)) { + BUG_ON(csize >= PAGE_SIZE); + /* If buf is not page aligned, copy first part */ + size = min(roundup(__pa(buf), PAGE_SIZE) - __pa(buf), csize); + if (size) { + if (memcpy_real(load_real_addr(buf), src, size)) + return -EFAULT; + buf += size; + src += size; + } + /* Copy second part */ + size = csize - size; + return (size) ? memcpy_real(load_real_addr(buf), src, size) : 0; + } else { + return memcpy_real(buf, src, csize); + } +} + /* * Copy one page from "oldmem" * @@ -32,6 +74,7 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, size_t csize, unsigned long offset, int userbuf) { unsigned long src; + int rc; if (!csize) return 0; @@ -43,11 +86,11 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, src < OLDMEM_BASE + OLDMEM_SIZE) src -= OLDMEM_BASE; if (userbuf) - copy_to_user_real((void __force __user *) buf, (void *) src, - csize); + rc = copy_to_user_real((void __force __user *) buf, + (void *) src, csize); else - memcpy_real(buf, (void *) src, csize); - return csize; + rc = copy_page_real(buf, (void *) src, csize); + return (rc == 0) ? csize : rc; } /* diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c index 390d9ae57bb..fb99c2057b8 100644 --- a/arch/s390/kernel/perf_cpum_cf.c +++ b/arch/s390/kernel/perf_cpum_cf.c @@ -639,8 +639,8 @@ static struct pmu cpumf_pmu = { .cancel_txn = cpumf_pmu_cancel_txn, }; -static int __cpuinit cpumf_pmu_notifier(struct notifier_block *self, - unsigned long action, void *hcpu) +static int cpumf_pmu_notifier(struct notifier_block *self, unsigned long action, + void *hcpu) { unsigned int cpu = (long) hcpu; int flags; diff --git a/arch/s390/kernel/perf_event.c b/arch/s390/kernel/perf_event.c index a6fc037671b..500aa1029bc 100644 --- a/arch/s390/kernel/perf_event.c +++ b/arch/s390/kernel/perf_event.c @@ -52,12 +52,13 @@ static struct kvm_s390_sie_block *sie_block(struct pt_regs *regs) static bool is_in_guest(struct pt_regs *regs) { - unsigned long ip = instruction_pointer(regs); - if (user_mode(regs)) return false; - - return ip == (unsigned long) &sie_exit; +#if defined(CONFIG_KVM) || defined(CONFIG_KVM_MODULE) + return instruction_pointer(regs) == (unsigned long) &sie_exit; +#else + return false; +#endif } static unsigned long guest_is_user_mode(struct pt_regs *regs) diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c index 753c41d0ffd..24612029f45 100644 --- a/arch/s390/kernel/processor.c +++ b/arch/s390/kernel/processor.c @@ -21,7 +21,7 @@ static DEFINE_PER_CPU(struct cpuid, cpu_id); /* * cpu_init - initializes state that is per-CPU. */ -void __cpuinit cpu_init(void) +void cpu_init(void) { struct s390_idle_data *idle = &__get_cpu_var(s390_idle); struct cpuid *id = &__get_cpu_var(cpu_id); diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c index a314c57f4e9..e9fadb04e3c 100644 --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -47,7 +47,7 @@ enum s390_regset { REGSET_GENERAL_EXTENDED, }; -void update_per_regs(struct task_struct *task) +void update_cr_regs(struct task_struct *task) { struct pt_regs *regs = task_pt_regs(task); struct thread_struct *thread = &task->thread; @@ -56,17 +56,25 @@ void update_per_regs(struct task_struct *task) #ifdef CONFIG_64BIT /* Take care of the enable/disable of transactional execution. */ if (MACHINE_HAS_TE) { - unsigned long cr0, cr0_new; + unsigned long cr[3], cr_new[3]; - __ctl_store(cr0, 0, 0); - /* set or clear transaction execution bits 8 and 9. */ + __ctl_store(cr, 0, 2); + cr_new[1] = cr[1]; + /* Set or clear transaction execution TXC/PIFO bits 8 and 9. */ if (task->thread.per_flags & PER_FLAG_NO_TE) - cr0_new = cr0 & ~(3UL << 54); + cr_new[0] = cr[0] & ~(3UL << 54); else - cr0_new = cr0 | (3UL << 54); - /* Only load control register 0 if necessary. */ - if (cr0 != cr0_new) - __ctl_load(cr0_new, 0, 0); + cr_new[0] = cr[0] | (3UL << 54); + /* Set or clear transaction execution TDC bits 62 and 63. */ + cr_new[2] = cr[2] & ~3UL; + if (task->thread.per_flags & PER_FLAG_TE_ABORT_RAND) { + if (task->thread.per_flags & PER_FLAG_TE_ABORT_RAND_TEND) + cr_new[2] |= 1UL; + else + cr_new[2] |= 2UL; + } + if (memcmp(&cr_new, &cr, sizeof(cr))) + __ctl_load(cr_new, 0, 2); } #endif /* Copy user specified PER registers */ @@ -100,14 +108,14 @@ void user_enable_single_step(struct task_struct *task) { set_tsk_thread_flag(task, TIF_SINGLE_STEP); if (task == current) - update_per_regs(task); + update_cr_regs(task); } void user_disable_single_step(struct task_struct *task) { clear_tsk_thread_flag(task, TIF_SINGLE_STEP); if (task == current) - update_per_regs(task); + update_cr_regs(task); } /* @@ -447,6 +455,26 @@ long arch_ptrace(struct task_struct *child, long request, if (!MACHINE_HAS_TE) return -EIO; child->thread.per_flags |= PER_FLAG_NO_TE; + child->thread.per_flags &= ~PER_FLAG_TE_ABORT_RAND; + return 0; + case PTRACE_TE_ABORT_RAND: + if (!MACHINE_HAS_TE || (child->thread.per_flags & PER_FLAG_NO_TE)) + return -EIO; + switch (data) { + case 0UL: + child->thread.per_flags &= ~PER_FLAG_TE_ABORT_RAND; + break; + case 1UL: + child->thread.per_flags |= PER_FLAG_TE_ABORT_RAND; + child->thread.per_flags |= PER_FLAG_TE_ABORT_RAND_TEND; + break; + case 2UL: + child->thread.per_flags |= PER_FLAG_TE_ABORT_RAND; + child->thread.per_flags &= ~PER_FLAG_TE_ABORT_RAND_TEND; + break; + default: + return -EINVAL; + } return 0; default: /* Removing high order bit from addr (only for 31 bit). */ diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 497451ec5e2..aeed8a61fa0 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -994,6 +994,7 @@ static void __init setup_hwcaps(void) strcpy(elf_platform, "z196"); break; case 0x2827: + case 0x2828: strcpy(elf_platform, "zEC12"); break; } diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 15a016c1056..d386c4e9d2e 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -165,7 +165,7 @@ static void pcpu_ec_call(struct pcpu *pcpu, int ec_bit) pcpu_sigp_retry(pcpu, order, 0); } -static int __cpuinit pcpu_alloc_lowcore(struct pcpu *pcpu, int cpu) +static int pcpu_alloc_lowcore(struct pcpu *pcpu, int cpu) { struct _lowcore *lc; @@ -616,10 +616,9 @@ static struct sclp_cpu_info *smp_get_cpu_info(void) return info; } -static int __cpuinit smp_add_present_cpu(int cpu); +static int smp_add_present_cpu(int cpu); -static int __cpuinit __smp_rescan_cpus(struct sclp_cpu_info *info, - int sysfs_add) +static int __smp_rescan_cpus(struct sclp_cpu_info *info, int sysfs_add) { struct pcpu *pcpu; cpumask_t avail; @@ -685,7 +684,7 @@ static void __init smp_detect_cpus(void) /* * Activate a secondary processor. */ -static void __cpuinit smp_start_secondary(void *cpuvoid) +static void smp_start_secondary(void *cpuvoid) { S390_lowcore.last_update_clock = get_tod_clock(); S390_lowcore.restart_stack = (unsigned long) restart_stack; @@ -708,7 +707,7 @@ static void __cpuinit smp_start_secondary(void *cpuvoid) } /* Upping and downing of CPUs */ -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) +int __cpu_up(unsigned int cpu, struct task_struct *tidle) { struct pcpu *pcpu; int rc; @@ -964,8 +963,8 @@ static struct attribute_group cpu_online_attr_group = { .attrs = cpu_online_attrs, }; -static int __cpuinit smp_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int smp_cpu_notify(struct notifier_block *self, unsigned long action, + void *hcpu) { unsigned int cpu = (unsigned int)(long)hcpu; struct cpu *c = &pcpu_devices[cpu].cpu; @@ -983,7 +982,7 @@ static int __cpuinit smp_cpu_notify(struct notifier_block *self, return notifier_from_errno(err); } -static int __cpuinit smp_add_present_cpu(int cpu) +static int smp_add_present_cpu(int cpu) { struct cpu *c = &pcpu_devices[cpu].cpu; struct device *s = &c->dev; diff --git a/arch/s390/kernel/sysinfo.c b/arch/s390/kernel/sysinfo.c index 62f89d98e88..811f542b8ed 100644 --- a/arch/s390/kernel/sysinfo.c +++ b/arch/s390/kernel/sysinfo.c @@ -418,7 +418,7 @@ void s390_adjust_jiffies(void) /* * calibrate the delay loop */ -void __cpuinit calibrate_delay(void) +void calibrate_delay(void) { s390_adjust_jiffies(); /* Print the good old Bogomips line .. */ diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c index 3fb09359eda..9b9c1b78ec6 100644 --- a/arch/s390/kernel/vtime.c +++ b/arch/s390/kernel/vtime.c @@ -371,14 +371,14 @@ EXPORT_SYMBOL(del_virt_timer); /* * Start the virtual CPU timer on the current CPU. */ -void __cpuinit init_cpu_vtimer(void) +void init_cpu_vtimer(void) { /* set initial cpu timer */ set_vtimer(VTIMER_MAX_SLICE); } -static int __cpuinit s390_nohz_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int s390_nohz_notify(struct notifier_block *self, unsigned long action, + void *hcpu) { struct s390_idle_data *idle; long cpu = (long) hcpu; diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index ba694d2ba51..34c1c9a90be 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -702,14 +702,25 @@ static int __vcpu_run(struct kvm_vcpu *vcpu) return rc; vcpu->arch.sie_block->icptcode = 0; - preempt_disable(); - kvm_guest_enter(); - preempt_enable(); VCPU_EVENT(vcpu, 6, "entering sie flags %x", atomic_read(&vcpu->arch.sie_block->cpuflags)); trace_kvm_s390_sie_enter(vcpu, atomic_read(&vcpu->arch.sie_block->cpuflags)); + + /* + * As PF_VCPU will be used in fault handler, between guest_enter + * and guest_exit should be no uaccess. + */ + preempt_disable(); + kvm_guest_enter(); + preempt_enable(); rc = sie64a(vcpu->arch.sie_block, vcpu->run->s.regs.gprs); + kvm_guest_exit(); + + VCPU_EVENT(vcpu, 6, "exit sie icptcode %d", + vcpu->arch.sie_block->icptcode); + trace_kvm_s390_sie_exit(vcpu, vcpu->arch.sie_block->icptcode); + if (rc > 0) rc = 0; if (rc < 0) { @@ -721,10 +732,6 @@ static int __vcpu_run(struct kvm_vcpu *vcpu) rc = kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING); } } - VCPU_EVENT(vcpu, 6, "exit sie icptcode %d", - vcpu->arch.sie_block->icptcode); - trace_kvm_s390_sie_exit(vcpu, vcpu->arch.sie_block->icptcode); - kvm_guest_exit(); memcpy(&vcpu->run->s.regs.gprs[14], &vcpu->arch.sie_block->gg14, 16); return rc; diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 0da3e6eb6be..4cdc54e63eb 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -16,6 +16,7 @@ #include <linux/errno.h> #include <linux/compat.h> #include <asm/asm-offsets.h> +#include <asm/facility.h> #include <asm/current.h> #include <asm/debug.h> #include <asm/ebcdic.h> @@ -532,8 +533,7 @@ static int handle_pfmf(struct kvm_vcpu *vcpu) return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); /* Only provide non-quiescing support if the host supports it */ - if (vcpu->run->s.regs.gprs[reg1] & PFMF_NQ && - S390_lowcore.stfl_fac_list & 0x00020000) + if (vcpu->run->s.regs.gprs[reg1] & PFMF_NQ && !test_facility(14)) return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); /* No support for conditional-SSKE */ diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 047c3e4c59a..f00aefb66a4 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -639,8 +639,8 @@ out: put_task_struct(tsk); } -static int __cpuinit pfault_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int pfault_cpu_notify(struct notifier_block *self, unsigned long action, + void *hcpu) { struct thread_struct *thread, *next; struct task_struct *tsk; diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index ce36ea80e4f..ad446b0c55b 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -69,6 +69,7 @@ static void __init setup_zero_pages(void) order = 2; break; case 0x2827: /* zEC12 */ + case 0x2828: /* zEC12 */ default: order = 5; break; diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c index 82f165f8078..d5f10a43a58 100644 --- a/arch/s390/net/bpf_jit_comp.c +++ b/arch/s390/net/bpf_jit_comp.c @@ -9,6 +9,8 @@ #include <linux/netdevice.h> #include <linux/if_vlan.h> #include <linux/filter.h> +#include <linux/random.h> +#include <linux/init.h> #include <asm/cacheflush.h> #include <asm/processor.h> #include <asm/facility.h> @@ -221,6 +223,37 @@ static void bpf_jit_epilogue(struct bpf_jit *jit) EMIT2(0x07fe); } +/* Helper to find the offset of pkt_type in sk_buff + * Make sure its still a 3bit field starting at the MSBs within a byte. + */ +#define PKT_TYPE_MAX 0xe0 +static int pkt_type_offset; + +static int __init bpf_pkt_type_offset_init(void) +{ + struct sk_buff skb_probe = { + .pkt_type = ~0, + }; + char *ct = (char *)&skb_probe; + int off; + + pkt_type_offset = -1; + for (off = 0; off < sizeof(struct sk_buff); off++) { + if (!ct[off]) + continue; + if (ct[off] == PKT_TYPE_MAX) + pkt_type_offset = off; + else { + /* Found non matching bit pattern, fix needed. */ + WARN_ON_ONCE(1); + pkt_type_offset = -1; + return -1; + } + } + return 0; +} +device_initcall(bpf_pkt_type_offset_init); + /* * make sure we dont leak kernel information to user */ @@ -720,6 +753,16 @@ call_fn: /* lg %r1,<d(function)>(%r13) */ EMIT4_DISP(0x88500000, 12); } break; + case BPF_S_ANC_PKTTYPE: + if (pkt_type_offset < 0) + goto out; + /* lhi %r5,0 */ + EMIT4(0xa7580000); + /* ic %r5,<d(pkt_type_offset)>(%r2) */ + EMIT4_DISP(0x43502000, pkt_type_offset); + /* srl %r5,5 */ + EMIT4_DISP(0x88500000, 5); + break; case BPF_S_ANC_CPU: /* A = smp_processor_id() */ #ifdef CONFIG_SMP /* l %r5,<d(cpu_nr)> */ @@ -738,8 +781,41 @@ out: return -1; } +/* + * Note: for security reasons, bpf code will follow a randomly + * sized amount of illegal instructions. + */ +struct bpf_binary_header { + unsigned int pages; + u8 image[]; +}; + +static struct bpf_binary_header *bpf_alloc_binary(unsigned int bpfsize, + u8 **image_ptr) +{ + struct bpf_binary_header *header; + unsigned int sz, hole; + + /* Most BPF filters are really small, but if some of them fill a page, + * allow at least 128 extra bytes for illegal instructions. + */ + sz = round_up(bpfsize + sizeof(*header) + 128, PAGE_SIZE); + header = module_alloc(sz); + if (!header) + return NULL; + memset(header, 0, sz); + header->pages = sz / PAGE_SIZE; + hole = sz - bpfsize + sizeof(*header); + /* Insert random number of illegal instructions before BPF code + * and make sure the first instruction starts at an even address. + */ + *image_ptr = &header->image[(prandom_u32() % hole) & -2]; + return header; +} + void bpf_jit_compile(struct sk_filter *fp) { + struct bpf_binary_header *header = NULL; unsigned long size, prg_len, lit_len; struct bpf_jit jit, cjit; unsigned int *addrs; @@ -772,12 +848,11 @@ void bpf_jit_compile(struct sk_filter *fp) } else if (jit.prg == cjit.prg && jit.lit == cjit.lit) { prg_len = jit.prg - jit.start; lit_len = jit.lit - jit.mid; - size = max_t(unsigned long, prg_len + lit_len, - sizeof(struct work_struct)); + size = prg_len + lit_len; if (size >= BPF_SIZE_MAX) goto out; - jit.start = module_alloc(size); - if (!jit.start) + header = bpf_alloc_binary(size, &jit.start); + if (!header) goto out; jit.prg = jit.mid = jit.start + prg_len; jit.lit = jit.end = jit.start + prg_len + lit_len; @@ -788,37 +863,25 @@ void bpf_jit_compile(struct sk_filter *fp) cjit = jit; } if (bpf_jit_enable > 1) { - pr_err("flen=%d proglen=%lu pass=%d image=%p\n", - fp->len, jit.end - jit.start, pass, jit.start); - if (jit.start) { - printk(KERN_ERR "JIT code:\n"); + bpf_jit_dump(fp->len, jit.end - jit.start, pass, jit.start); + if (jit.start) print_fn_code(jit.start, jit.mid - jit.start); - print_hex_dump(KERN_ERR, "JIT literals:\n", - DUMP_PREFIX_ADDRESS, 16, 1, - jit.mid, jit.end - jit.mid, false); - } } - if (jit.start) + if (jit.start) { + set_memory_ro((unsigned long)header, header->pages); fp->bpf_func = (void *) jit.start; + } out: kfree(addrs); } -static void jit_free_defer(struct work_struct *arg) -{ - module_free(NULL, arg); -} - -/* run from softirq, we must use a work_struct to call - * module_free() from process context - */ void bpf_jit_free(struct sk_filter *fp) { - struct work_struct *work; + unsigned long addr = (unsigned long)fp->bpf_func & PAGE_MASK; + struct bpf_binary_header *header = (void *)addr; if (fp->bpf_func == sk_run_filter) return; - work = (struct work_struct *)fp->bpf_func; - INIT_WORK(work, jit_free_defer); - schedule_work(work); + set_memory_rw(addr, header->pages); + module_free(NULL, header); } diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c index ffeb17ce7f3..930783d2c99 100644 --- a/arch/s390/oprofile/init.c +++ b/arch/s390/oprofile/init.c @@ -440,7 +440,7 @@ static int oprofile_hwsampler_init(struct oprofile_operations *ops) switch (id.machine) { case 0x2097: case 0x2098: ops->cpu_type = "s390/z10"; break; case 0x2817: case 0x2818: ops->cpu_type = "s390/z196"; break; - case 0x2827: ops->cpu_type = "s390/zEC12"; break; + case 0x2827: case 0x2828: ops->cpu_type = "s390/zEC12"; break; default: return -ENODEV; } } diff --git a/arch/score/mm/tlb-score.c b/arch/score/mm/tlb-score.c index 6fdb100244c..004073717de 100644 --- a/arch/score/mm/tlb-score.c +++ b/arch/score/mm/tlb-score.c @@ -240,7 +240,7 @@ void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte) local_irq_restore(flags); } -void __cpuinit tlb_init(void) +void tlb_init(void) { tlblock_set(0); local_flush_tlb_all(); diff --git a/arch/sh/configs/sh03_defconfig b/arch/sh/configs/sh03_defconfig index 2051821724c..0cf4097b71e 100644 --- a/arch/sh/configs/sh03_defconfig +++ b/arch/sh/configs/sh03_defconfig @@ -22,7 +22,7 @@ CONFIG_PREEMPT=y CONFIG_CMDLINE_OVERWRITE=y CONFIG_CMDLINE="console=ttySC1,115200 mem=64M root=/dev/nfs" CONFIG_PCI=y -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_BINFMT_MISC=y CONFIG_NET=y CONFIG_PACKET=y diff --git a/arch/sh/kernel/cpu/init.c b/arch/sh/kernel/cpu/init.c index 61a07dafcd4..ecf83cd158d 100644 --- a/arch/sh/kernel/cpu/init.c +++ b/arch/sh/kernel/cpu/init.c @@ -43,9 +43,9 @@ * peripherals (nofpu, nodsp, and so forth). */ #define onchip_setup(x) \ -static int x##_disabled __cpuinitdata = !cpu_has_##x; \ +static int x##_disabled = !cpu_has_##x; \ \ -static int __cpuinit x##_setup(char *opts) \ +static int x##_setup(char *opts) \ { \ x##_disabled = 1; \ return 1; \ @@ -59,7 +59,7 @@ onchip_setup(dsp); #define CPUOPM 0xff2f0000 #define CPUOPM_RABD (1 << 5) -static void __cpuinit speculative_execution_init(void) +static void speculative_execution_init(void) { /* Clear RABD */ __raw_writel(__raw_readl(CPUOPM) & ~CPUOPM_RABD, CPUOPM); @@ -78,7 +78,7 @@ static void __cpuinit speculative_execution_init(void) #define EXPMASK_BRDSSLP (1 << 1) #define EXPMASK_MMCAW (1 << 4) -static void __cpuinit expmask_init(void) +static void expmask_init(void) { unsigned long expmask = __raw_readl(EXPMASK); @@ -217,7 +217,7 @@ static void detect_cache_shape(void) l2_cache_shape = -1; /* No S-cache */ } -static void __cpuinit fpu_init(void) +static void fpu_init(void) { /* Disable the FPU */ if (fpu_disabled && (current_cpu_data.flags & CPU_HAS_FPU)) { @@ -230,7 +230,7 @@ static void __cpuinit fpu_init(void) } #ifdef CONFIG_SH_DSP -static void __cpuinit release_dsp(void) +static void release_dsp(void) { unsigned long sr; @@ -244,7 +244,7 @@ static void __cpuinit release_dsp(void) ); } -static void __cpuinit dsp_init(void) +static void dsp_init(void) { unsigned long sr; @@ -276,7 +276,7 @@ static void __cpuinit dsp_init(void) release_dsp(); } #else -static inline void __cpuinit dsp_init(void) { } +static inline void dsp_init(void) { } #endif /* CONFIG_SH_DSP */ /** @@ -295,7 +295,7 @@ static inline void __cpuinit dsp_init(void) { } * Each processor family is still responsible for doing its own probing * and cache configuration in cpu_probe(). */ -asmlinkage void __cpuinit cpu_init(void) +asmlinkage void cpu_init(void) { current_thread_info()->cpu = hard_smp_processor_id(); diff --git a/arch/sh/kernel/cpu/sh2/probe.c b/arch/sh/kernel/cpu/sh2/probe.c index bab8e75958a..6c687ae812e 100644 --- a/arch/sh/kernel/cpu/sh2/probe.c +++ b/arch/sh/kernel/cpu/sh2/probe.c @@ -13,7 +13,7 @@ #include <asm/processor.h> #include <asm/cache.h> -void __cpuinit cpu_probe(void) +void cpu_probe(void) { #if defined(CONFIG_CPU_SUBTYPE_SH7619) boot_cpu_data.type = CPU_SH7619; diff --git a/arch/sh/kernel/cpu/sh2a/probe.c b/arch/sh/kernel/cpu/sh2a/probe.c index 5170b6aa412..3f87971082f 100644 --- a/arch/sh/kernel/cpu/sh2a/probe.c +++ b/arch/sh/kernel/cpu/sh2a/probe.c @@ -13,7 +13,7 @@ #include <asm/processor.h> #include <asm/cache.h> -void __cpuinit cpu_probe(void) +void cpu_probe(void) { boot_cpu_data.family = CPU_FAMILY_SH2A; diff --git a/arch/sh/kernel/cpu/sh3/probe.c b/arch/sh/kernel/cpu/sh3/probe.c index bf23c322e16..426e1e1dced 100644 --- a/arch/sh/kernel/cpu/sh3/probe.c +++ b/arch/sh/kernel/cpu/sh3/probe.c @@ -16,7 +16,7 @@ #include <asm/cache.h> #include <asm/io.h> -void __cpuinit cpu_probe(void) +void cpu_probe(void) { unsigned long addr0, addr1, data0, data1, data2, data3; diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c index 0fbbd50bc8a..a521bcf5069 100644 --- a/arch/sh/kernel/cpu/sh4/probe.c +++ b/arch/sh/kernel/cpu/sh4/probe.c @@ -15,7 +15,7 @@ #include <asm/processor.h> #include <asm/cache.h> -void __cpuinit cpu_probe(void) +void cpu_probe(void) { unsigned long pvr, prr, cvr; unsigned long size; diff --git a/arch/sh/kernel/cpu/sh4a/smp-shx3.c b/arch/sh/kernel/cpu/sh4a/smp-shx3.c index 03f2b55757c..4a298808789 100644 --- a/arch/sh/kernel/cpu/sh4a/smp-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/smp-shx3.c @@ -124,7 +124,7 @@ static void shx3_update_boot_vector(unsigned int cpu) __raw_writel(STBCR_RESET, STBCR_REG(cpu)); } -static int __cpuinit +static int shx3_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned int)hcpu; @@ -143,11 +143,11 @@ shx3_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) return NOTIFY_OK; } -static struct notifier_block __cpuinitdata shx3_cpu_notifier = { +static struct notifier_block shx3_cpu_notifier = { .notifier_call = shx3_cpu_callback, }; -static int __cpuinit register_shx3_cpu_notifier(void) +static int register_shx3_cpu_notifier(void) { register_hotcpu_notifier(&shx3_cpu_notifier); return 0; diff --git a/arch/sh/kernel/cpu/sh5/probe.c b/arch/sh/kernel/cpu/sh5/probe.c index 9e882409e4e..eca427c2f2f 100644 --- a/arch/sh/kernel/cpu/sh5/probe.c +++ b/arch/sh/kernel/cpu/sh5/probe.c @@ -17,7 +17,7 @@ #include <asm/cache.h> #include <asm/tlb.h> -void __cpuinit cpu_probe(void) +void cpu_probe(void) { unsigned long long cir; diff --git a/arch/sh/kernel/perf_event.c b/arch/sh/kernel/perf_event.c index 068b8a2759b..b9cefebda55 100644 --- a/arch/sh/kernel/perf_event.c +++ b/arch/sh/kernel/perf_event.c @@ -367,7 +367,7 @@ static void sh_pmu_setup(int cpu) memset(cpuhw, 0, sizeof(struct cpu_hw_events)); } -static int __cpuinit +static int sh_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) { unsigned int cpu = (long)hcpu; @@ -384,7 +384,7 @@ sh_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) return NOTIFY_OK; } -int __cpuinit register_sh_pmu(struct sh_pmu *_pmu) +int register_sh_pmu(struct sh_pmu *_pmu) { if (sh_pmu) return -EBUSY; diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c index 055d91b7030..53bc6c4c84e 100644 --- a/arch/sh/kernel/process.c +++ b/arch/sh/kernel/process.c @@ -65,7 +65,7 @@ void arch_task_cache_init(void) # define HAVE_SOFTFP 0 #endif -void __cpuinit init_thread_xstate(void) +void init_thread_xstate(void) { if (boot_cpu_data.flags & CPU_HAS_FPU) xstate_size = sizeof(struct sh_fpu_hard_struct); diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index ebe7a7d9721..1cf90e947db 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -172,7 +172,7 @@ disable: #endif } -void __cpuinit calibrate_delay(void) +void calibrate_delay(void) { struct clk *clk = clk_get(NULL, "cpu_clk"); diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index 45696451f0e..86a7936a980 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -37,7 +37,7 @@ struct plat_smp_ops *mp_ops = NULL; /* State of each CPU */ DEFINE_PER_CPU(int, cpu_state) = { 0 }; -void __cpuinit register_smp_ops(struct plat_smp_ops *ops) +void register_smp_ops(struct plat_smp_ops *ops) { if (mp_ops) printk(KERN_WARNING "Overriding previously set SMP ops\n"); @@ -45,7 +45,7 @@ void __cpuinit register_smp_ops(struct plat_smp_ops *ops) mp_ops = ops; } -static inline void __cpuinit smp_store_cpu_info(unsigned int cpu) +static inline void smp_store_cpu_info(unsigned int cpu) { struct sh_cpuinfo *c = cpu_data + cpu; @@ -174,7 +174,7 @@ void native_play_dead(void) } #endif -asmlinkage void __cpuinit start_secondary(void) +asmlinkage void start_secondary(void) { unsigned int cpu = smp_processor_id(); struct mm_struct *mm = &init_mm; @@ -215,7 +215,7 @@ extern struct { void *thread_info; } stack_start; -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tsk) +int __cpu_up(unsigned int cpu, struct task_struct *tsk) { unsigned long timeout; diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c index 5f513a64ded..68e99f09171 100644 --- a/arch/sh/kernel/traps_32.c +++ b/arch/sh/kernel/traps_32.c @@ -741,7 +741,7 @@ asmlinkage void do_exception_error(unsigned long r4, unsigned long r5, die_if_kernel("exception", regs, ex); } -void __cpuinit per_cpu_trap_init(void) +void per_cpu_trap_init(void) { extern void *vbr_base; diff --git a/arch/sh/kernel/traps_64.c b/arch/sh/kernel/traps_64.c index f87d20da179..112ea11c030 100644 --- a/arch/sh/kernel/traps_64.c +++ b/arch/sh/kernel/traps_64.c @@ -810,7 +810,7 @@ asmlinkage void do_debug_interrupt(unsigned long code, struct pt_regs *regs) poke_real_address_q(DM_EXP_CAUSE_PHY, 0x0); } -void __cpuinit per_cpu_trap_init(void) +void per_cpu_trap_init(void) { /* Nothing to do for now, VBR initialization later. */ } diff --git a/arch/sh/mm/tlb-sh5.c b/arch/sh/mm/tlb-sh5.c index ff1c40a31cb..e4bb2a8e0a6 100644 --- a/arch/sh/mm/tlb-sh5.c +++ b/arch/sh/mm/tlb-sh5.c @@ -17,7 +17,7 @@ /** * sh64_tlb_init - Perform initial setup for the DTLB and ITLB. */ -int __cpuinit sh64_tlb_init(void) +int sh64_tlb_init(void) { /* Assign some sane DTLB defaults */ cpu_data->dtlb.entries = 64; diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c index 11d460f6f9c..62d6b153ffa 100644 --- a/arch/sparc/kernel/ds.c +++ b/arch/sparc/kernel/ds.c @@ -528,10 +528,8 @@ static void dr_cpu_mark(struct ds_data *resp, int cpu, int ncpus, } } -static int __cpuinit dr_cpu_configure(struct ds_info *dp, - struct ds_cap_state *cp, - u64 req_num, - cpumask_t *mask) +static int dr_cpu_configure(struct ds_info *dp, struct ds_cap_state *cp, + u64 req_num, cpumask_t *mask) { struct ds_data *resp; int resp_len, ncpus, cpu; @@ -627,9 +625,8 @@ static int dr_cpu_unconfigure(struct ds_info *dp, return 0; } -static void __cpuinit dr_cpu_data(struct ds_info *dp, - struct ds_cap_state *cp, - void *buf, int len) +static void dr_cpu_data(struct ds_info *dp, struct ds_cap_state *cp, void *buf, + int len) { struct ds_data *data = buf; struct dr_cpu_tag *tag = (struct dr_cpu_tag *) (data + 1); diff --git a/arch/sparc/kernel/entry.h b/arch/sparc/kernel/entry.h index cc3c5cb47cd..9c179fbfb21 100644 --- a/arch/sparc/kernel/entry.h +++ b/arch/sparc/kernel/entry.h @@ -250,7 +250,7 @@ extern struct ino_bucket *ivector_table; extern unsigned long ivector_table_pa; extern void init_irqwork_curcpu(void); -extern void __cpuinit sun4v_register_mondo_queues(int this_cpu); +extern void sun4v_register_mondo_queues(int this_cpu); #endif /* CONFIG_SPARC32 */ #endif /* _ENTRY_H */ diff --git a/arch/sparc/kernel/hvtramp.S b/arch/sparc/kernel/hvtramp.S index 605c960b2fa..4eb1a5a1d54 100644 --- a/arch/sparc/kernel/hvtramp.S +++ b/arch/sparc/kernel/hvtramp.S @@ -16,7 +16,6 @@ #include <asm/asi.h> #include <asm/pil.h> - __CPUINIT .align 8 .globl hv_cpu_startup, hv_cpu_startup_end diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c index 9bcbbe2c4e7..d4840cec2c5 100644 --- a/arch/sparc/kernel/irq_64.c +++ b/arch/sparc/kernel/irq_64.c @@ -835,7 +835,8 @@ void notrace init_irqwork_curcpu(void) * Therefore you cannot make any OBP calls, not even prom_printf, * from these two routines. */ -static void __cpuinit notrace register_one_mondo(unsigned long paddr, unsigned long type, unsigned long qmask) +static void notrace register_one_mondo(unsigned long paddr, unsigned long type, + unsigned long qmask) { unsigned long num_entries = (qmask + 1) / 64; unsigned long status; @@ -848,7 +849,7 @@ static void __cpuinit notrace register_one_mondo(unsigned long paddr, unsigned l } } -void __cpuinit notrace sun4v_register_mondo_queues(int this_cpu) +void notrace sun4v_register_mondo_queues(int this_cpu) { struct trap_per_cpu *tb = &trap_block[this_cpu]; diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c index d7aa524b728..6edf955f987 100644 --- a/arch/sparc/kernel/leon_smp.c +++ b/arch/sparc/kernel/leon_smp.c @@ -54,7 +54,7 @@ extern ctxd_t *srmmu_ctx_table_phys; static int smp_processors_ready; extern volatile unsigned long cpu_callin_map[NR_CPUS]; extern cpumask_t smp_commenced_mask; -void __cpuinit leon_configure_cache_smp(void); +void leon_configure_cache_smp(void); static void leon_ipi_init(void); /* IRQ number of LEON IPIs */ @@ -69,12 +69,12 @@ static inline unsigned long do_swap(volatile unsigned long *ptr, return val; } -void __cpuinit leon_cpu_pre_starting(void *arg) +void leon_cpu_pre_starting(void *arg) { leon_configure_cache_smp(); } -void __cpuinit leon_cpu_pre_online(void *arg) +void leon_cpu_pre_online(void *arg) { int cpuid = hard_smp_processor_id(); @@ -106,7 +106,7 @@ void __cpuinit leon_cpu_pre_online(void *arg) extern struct linux_prom_registers smp_penguin_ctable; -void __cpuinit leon_configure_cache_smp(void) +void leon_configure_cache_smp(void) { unsigned long cfg = sparc_leon3_get_dcachecfg(); int me = smp_processor_id(); @@ -186,7 +186,7 @@ void __init leon_boot_cpus(void) } -int __cpuinit leon_boot_one_cpu(int i, struct task_struct *idle) +int leon_boot_one_cpu(int i, struct task_struct *idle) { int timeout; diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c index 831c001604e..b90bf23e3aa 100644 --- a/arch/sparc/kernel/mdesc.c +++ b/arch/sparc/kernel/mdesc.c @@ -571,9 +571,7 @@ static void __init report_platform_properties(void) mdesc_release(hp); } -static void __cpuinit fill_in_one_cache(cpuinfo_sparc *c, - struct mdesc_handle *hp, - u64 mp) +static void fill_in_one_cache(cpuinfo_sparc *c, struct mdesc_handle *hp, u64 mp) { const u64 *level = mdesc_get_property(hp, mp, "level", NULL); const u64 *size = mdesc_get_property(hp, mp, "size", NULL); @@ -616,7 +614,7 @@ static void __cpuinit fill_in_one_cache(cpuinfo_sparc *c, } } -static void __cpuinit mark_core_ids(struct mdesc_handle *hp, u64 mp, int core_id) +static void mark_core_ids(struct mdesc_handle *hp, u64 mp, int core_id) { u64 a; @@ -649,7 +647,7 @@ static void __cpuinit mark_core_ids(struct mdesc_handle *hp, u64 mp, int core_id } } -static void __cpuinit set_core_ids(struct mdesc_handle *hp) +static void set_core_ids(struct mdesc_handle *hp) { int idx; u64 mp; @@ -674,7 +672,7 @@ static void __cpuinit set_core_ids(struct mdesc_handle *hp) } } -static void __cpuinit mark_proc_ids(struct mdesc_handle *hp, u64 mp, int proc_id) +static void mark_proc_ids(struct mdesc_handle *hp, u64 mp, int proc_id) { u64 a; @@ -693,7 +691,7 @@ static void __cpuinit mark_proc_ids(struct mdesc_handle *hp, u64 mp, int proc_id } } -static void __cpuinit __set_proc_ids(struct mdesc_handle *hp, const char *exec_unit_name) +static void __set_proc_ids(struct mdesc_handle *hp, const char *exec_unit_name) { int idx; u64 mp; @@ -714,14 +712,14 @@ static void __cpuinit __set_proc_ids(struct mdesc_handle *hp, const char *exec_u } } -static void __cpuinit set_proc_ids(struct mdesc_handle *hp) +static void set_proc_ids(struct mdesc_handle *hp) { __set_proc_ids(hp, "exec_unit"); __set_proc_ids(hp, "exec-unit"); } -static void __cpuinit get_one_mondo_bits(const u64 *p, unsigned int *mask, - unsigned long def, unsigned long max) +static void get_one_mondo_bits(const u64 *p, unsigned int *mask, + unsigned long def, unsigned long max) { u64 val; @@ -742,8 +740,8 @@ use_default: *mask = ((1U << def) * 64U) - 1U; } -static void __cpuinit get_mondo_data(struct mdesc_handle *hp, u64 mp, - struct trap_per_cpu *tb) +static void get_mondo_data(struct mdesc_handle *hp, u64 mp, + struct trap_per_cpu *tb) { static int printed; const u64 *val; @@ -769,7 +767,7 @@ static void __cpuinit get_mondo_data(struct mdesc_handle *hp, u64 mp, } } -static void * __cpuinit mdesc_iterate_over_cpus(void *(*func)(struct mdesc_handle *, u64, int, void *), void *arg, cpumask_t *mask) +static void *mdesc_iterate_over_cpus(void *(*func)(struct mdesc_handle *, u64, int, void *), void *arg, cpumask_t *mask) { struct mdesc_handle *hp = mdesc_grab(); void *ret = NULL; @@ -799,7 +797,8 @@ out: return ret; } -static void * __cpuinit record_one_cpu(struct mdesc_handle *hp, u64 mp, int cpuid, void *arg) +static void *record_one_cpu(struct mdesc_handle *hp, u64 mp, int cpuid, + void *arg) { ncpus_probed++; #ifdef CONFIG_SMP @@ -808,7 +807,7 @@ static void * __cpuinit record_one_cpu(struct mdesc_handle *hp, u64 mp, int cpui return NULL; } -void __cpuinit mdesc_populate_present_mask(cpumask_t *mask) +void mdesc_populate_present_mask(cpumask_t *mask) { if (tlb_type != hypervisor) return; @@ -841,7 +840,8 @@ void __init mdesc_get_page_sizes(cpumask_t *mask, unsigned long *pgsz_mask) mdesc_iterate_over_cpus(check_one_pgsz, pgsz_mask, mask); } -static void * __cpuinit fill_in_one_cpu(struct mdesc_handle *hp, u64 mp, int cpuid, void *arg) +static void *fill_in_one_cpu(struct mdesc_handle *hp, u64 mp, int cpuid, + void *arg) { const u64 *cfreq = mdesc_get_property(hp, mp, "clock-frequency", NULL); struct trap_per_cpu *tb; @@ -890,7 +890,7 @@ static void * __cpuinit fill_in_one_cpu(struct mdesc_handle *hp, u64 mp, int cpu return NULL; } -void __cpuinit mdesc_fill_in_cpu_data(cpumask_t *mask) +void mdesc_fill_in_cpu_data(cpumask_t *mask) { struct mdesc_handle *hp; diff --git a/arch/sparc/kernel/smp_32.c b/arch/sparc/kernel/smp_32.c index e3f2b81c23f..a102bfba6ea 100644 --- a/arch/sparc/kernel/smp_32.c +++ b/arch/sparc/kernel/smp_32.c @@ -39,7 +39,7 @@ #include "kernel.h" #include "irq.h" -volatile unsigned long cpu_callin_map[NR_CPUS] __cpuinitdata = {0,}; +volatile unsigned long cpu_callin_map[NR_CPUS] = {0,}; cpumask_t smp_commenced_mask = CPU_MASK_NONE; @@ -53,7 +53,7 @@ const struct sparc32_ipi_ops *sparc32_ipi_ops; * instruction which is much better... */ -void __cpuinit smp_store_cpu_info(int id) +void smp_store_cpu_info(int id) { int cpu_node; int mid; @@ -120,7 +120,7 @@ void cpu_panic(void) panic("SMP bolixed\n"); } -struct linux_prom_registers smp_penguin_ctable __cpuinitdata = { 0 }; +struct linux_prom_registers smp_penguin_ctable = { 0 }; void smp_send_reschedule(int cpu) { @@ -259,10 +259,10 @@ void __init smp_prepare_boot_cpu(void) set_cpu_possible(cpuid, true); } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) +int __cpu_up(unsigned int cpu, struct task_struct *tidle) { - extern int __cpuinit smp4m_boot_one_cpu(int, struct task_struct *); - extern int __cpuinit smp4d_boot_one_cpu(int, struct task_struct *); + extern int smp4m_boot_one_cpu(int, struct task_struct *); + extern int smp4d_boot_one_cpu(int, struct task_struct *); int ret=0; switch(sparc_cpu_model) { @@ -297,7 +297,7 @@ int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) return ret; } -void __cpuinit arch_cpu_pre_starting(void *arg) +void arch_cpu_pre_starting(void *arg) { local_ops->cache_all(); local_ops->tlb_all(); @@ -317,7 +317,7 @@ void __cpuinit arch_cpu_pre_starting(void *arg) } } -void __cpuinit arch_cpu_pre_online(void *arg) +void arch_cpu_pre_online(void *arg) { unsigned int cpuid = hard_smp_processor_id(); @@ -344,7 +344,7 @@ void __cpuinit arch_cpu_pre_online(void *arg) } } -void __cpuinit sparc_start_secondary(void *arg) +void sparc_start_secondary(void *arg) { unsigned int cpu; @@ -375,7 +375,7 @@ void __cpuinit sparc_start_secondary(void *arg) BUG(); } -void __cpuinit smp_callin(void) +void smp_callin(void) { sparc_start_secondary(NULL); } diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index 77539eda928..e142545244f 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -87,7 +87,7 @@ extern void setup_sparc64_timer(void); static volatile unsigned long callin_flag = 0; -void __cpuinit smp_callin(void) +void smp_callin(void) { int cpuid = hard_smp_processor_id(); @@ -281,7 +281,8 @@ static unsigned long kimage_addr_to_ra(void *p) return kern_base + (val - KERNBASE); } -static void __cpuinit ldom_startcpu_cpuid(unsigned int cpu, unsigned long thread_reg, void **descrp) +static void ldom_startcpu_cpuid(unsigned int cpu, unsigned long thread_reg, + void **descrp) { extern unsigned long sparc64_ttable_tl0; extern unsigned long kern_locked_tte_data; @@ -342,7 +343,7 @@ extern unsigned long sparc64_cpu_startup; */ static struct thread_info *cpu_new_thread = NULL; -static int __cpuinit smp_boot_one_cpu(unsigned int cpu, struct task_struct *idle) +static int smp_boot_one_cpu(unsigned int cpu, struct task_struct *idle) { unsigned long entry = (unsigned long)(&sparc64_cpu_startup); @@ -1266,7 +1267,7 @@ void smp_fill_in_sib_core_maps(void) } } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) +int __cpu_up(unsigned int cpu, struct task_struct *tidle) { int ret = smp_boot_one_cpu(cpu, tidle); diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c index c9eb82f23d9..d5c319553fd 100644 --- a/arch/sparc/kernel/sun4d_smp.c +++ b/arch/sparc/kernel/sun4d_smp.c @@ -50,7 +50,7 @@ static inline void show_leds(int cpuid) "i" (ASI_M_CTL)); } -void __cpuinit sun4d_cpu_pre_starting(void *arg) +void sun4d_cpu_pre_starting(void *arg) { int cpuid = hard_smp_processor_id(); @@ -62,7 +62,7 @@ void __cpuinit sun4d_cpu_pre_starting(void *arg) cc_set_imsk((cc_get_imsk() & ~0x8000) | 0x4000); } -void __cpuinit sun4d_cpu_pre_online(void *arg) +void sun4d_cpu_pre_online(void *arg) { unsigned long flags; int cpuid; @@ -118,7 +118,7 @@ void __init smp4d_boot_cpus(void) local_ops->cache_all(); } -int __cpuinit smp4d_boot_one_cpu(int i, struct task_struct *idle) +int smp4d_boot_one_cpu(int i, struct task_struct *idle) { unsigned long *entry = &sun4d_cpu_startup; int timeout; diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c index 8a65f158153..d3408e72d20 100644 --- a/arch/sparc/kernel/sun4m_smp.c +++ b/arch/sparc/kernel/sun4m_smp.c @@ -34,11 +34,11 @@ swap_ulong(volatile unsigned long *ptr, unsigned long val) return val; } -void __cpuinit sun4m_cpu_pre_starting(void *arg) +void sun4m_cpu_pre_starting(void *arg) { } -void __cpuinit sun4m_cpu_pre_online(void *arg) +void sun4m_cpu_pre_online(void *arg) { int cpuid = hard_smp_processor_id(); @@ -75,7 +75,7 @@ void __init smp4m_boot_cpus(void) local_ops->cache_all(); } -int __cpuinit smp4m_boot_one_cpu(int i, struct task_struct *idle) +int smp4m_boot_one_cpu(int i, struct task_struct *idle) { unsigned long *entry = &sun4m_cpu_startup; int timeout; diff --git a/arch/sparc/kernel/sysfs.c b/arch/sparc/kernel/sysfs.c index 654e8aad3bb..c21c673e5f7 100644 --- a/arch/sparc/kernel/sysfs.c +++ b/arch/sparc/kernel/sysfs.c @@ -246,7 +246,7 @@ static void unregister_cpu_online(unsigned int cpu) } #endif -static int __cpuinit sysfs_cpu_notify(struct notifier_block *self, +static int sysfs_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned int)(long)hcpu; @@ -266,7 +266,7 @@ static int __cpuinit sysfs_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata sysfs_cpu_nb = { +static struct notifier_block sysfs_cpu_nb = { .notifier_call = sysfs_cpu_notify, }; diff --git a/arch/sparc/kernel/trampoline_32.S b/arch/sparc/kernel/trampoline_32.S index 6cdb08cdabf..76dcbd3c988 100644 --- a/arch/sparc/kernel/trampoline_32.S +++ b/arch/sparc/kernel/trampoline_32.S @@ -18,7 +18,6 @@ .globl sun4m_cpu_startup .globl sun4d_cpu_startup - __CPUINIT .align 4 /* When we start up a cpu for the first time it enters this routine. @@ -94,7 +93,6 @@ smp_panic: /* CPUID in bootbus can be found at PA 0xff0140000 */ #define SUN4D_BOOTBUS_CPUID 0xf0140000 - __CPUINIT .align 4 sun4d_cpu_startup: @@ -146,7 +144,6 @@ sun4d_cpu_startup: b,a smp_panic - __CPUINIT .align 4 .global leon_smp_cpu_startup, smp_penguin_ctable diff --git a/arch/sparc/kernel/trampoline_64.S b/arch/sparc/kernel/trampoline_64.S index 2e973a26fbd..e0b1e13a073 100644 --- a/arch/sparc/kernel/trampoline_64.S +++ b/arch/sparc/kernel/trampoline_64.S @@ -32,13 +32,11 @@ itlb_load: dtlb_load: .asciz "SUNW,dtlb-load" - /* XXX __cpuinit this thing XXX */ #define TRAMP_STACK_SIZE 1024 .align 16 tramp_stack: .skip TRAMP_STACK_SIZE - __CPUINIT .align 8 .globl sparc64_cpu_startup, sparc64_cpu_startup_end sparc64_cpu_startup: diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index a9c42a7ffb6..ed82edad1a3 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -1694,7 +1694,7 @@ static void __init sun4v_ktsb_init(void) #endif } -void __cpuinit sun4v_ktsb_register(void) +void sun4v_ktsb_register(void) { unsigned long pa, ret; diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index 036c2797dec..5d721df48a7 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -858,7 +858,7 @@ static void __init map_kernel(void) } } -void (*poke_srmmu)(void) __cpuinitdata = NULL; +void (*poke_srmmu)(void) = NULL; extern unsigned long bootmem_init(unsigned long *pages_avail); @@ -1055,7 +1055,7 @@ static void __init init_vac_layout(void) (int)vac_cache_size, (int)vac_line_size); } -static void __cpuinit poke_hypersparc(void) +static void poke_hypersparc(void) { volatile unsigned long clear; unsigned long mreg = srmmu_get_mmureg(); @@ -1107,7 +1107,7 @@ static void __init init_hypersparc(void) hypersparc_setup_blockops(); } -static void __cpuinit poke_swift(void) +static void poke_swift(void) { unsigned long mreg; @@ -1287,7 +1287,7 @@ static void turbosparc_flush_tlb_page(struct vm_area_struct *vma, unsigned long } -static void __cpuinit poke_turbosparc(void) +static void poke_turbosparc(void) { unsigned long mreg = srmmu_get_mmureg(); unsigned long ccreg; @@ -1350,7 +1350,7 @@ static void __init init_turbosparc(void) poke_srmmu = poke_turbosparc; } -static void __cpuinit poke_tsunami(void) +static void poke_tsunami(void) { unsigned long mreg = srmmu_get_mmureg(); @@ -1391,7 +1391,7 @@ static void __init init_tsunami(void) tsunami_setup_blockops(); } -static void __cpuinit poke_viking(void) +static void poke_viking(void) { unsigned long mreg = srmmu_get_mmureg(); static int smp_catch; diff --git a/arch/tile/kernel/irq.c b/arch/tile/kernel/irq.c index 02e62806501..3ccf2cd7182 100644 --- a/arch/tile/kernel/irq.c +++ b/arch/tile/kernel/irq.c @@ -220,7 +220,7 @@ void __init init_IRQ(void) ipi_init(); } -void __cpuinit setup_irq_regs(void) +void setup_irq_regs(void) { /* Enable interrupt delivery. */ unmask_irqs(~0UL); diff --git a/arch/tile/kernel/messaging.c b/arch/tile/kernel/messaging.c index 0858ee6b520..00331af9525 100644 --- a/arch/tile/kernel/messaging.c +++ b/arch/tile/kernel/messaging.c @@ -25,7 +25,7 @@ /* All messages are stored here */ static DEFINE_PER_CPU(HV_MsgState, msg_state); -void __cpuinit init_messaging(void) +void init_messaging(void) { /* Allocate storage for messages in kernel space */ HV_MsgState *state = &__get_cpu_var(msg_state); diff --git a/arch/tile/kernel/setup.c b/arch/tile/kernel/setup.c index 68b542677f6..eceb8344280 100644 --- a/arch/tile/kernel/setup.c +++ b/arch/tile/kernel/setup.c @@ -58,8 +58,8 @@ struct pglist_data node_data[MAX_NUMNODES] __read_mostly; EXPORT_SYMBOL(node_data); /* Information on the NUMA nodes that we compute early */ -unsigned long __cpuinitdata node_start_pfn[MAX_NUMNODES]; -unsigned long __cpuinitdata node_end_pfn[MAX_NUMNODES]; +unsigned long node_start_pfn[MAX_NUMNODES]; +unsigned long node_end_pfn[MAX_NUMNODES]; unsigned long __initdata node_memmap_pfn[MAX_NUMNODES]; unsigned long __initdata node_percpu_pfn[MAX_NUMNODES]; unsigned long __initdata node_free_pfn[MAX_NUMNODES]; @@ -84,7 +84,7 @@ unsigned long __initdata boot_pc = (unsigned long)start_kernel; #ifdef CONFIG_HIGHMEM /* Page frame index of end of lowmem on each controller. */ -unsigned long __cpuinitdata node_lowmem_end_pfn[MAX_NUMNODES]; +unsigned long node_lowmem_end_pfn[MAX_NUMNODES]; /* Number of pages that can be mapped into lowmem. */ static unsigned long __initdata mappable_physpages; @@ -290,7 +290,7 @@ static void *__init setup_pa_va_mapping(void) * This is up to 4 mappings for lowmem, one mapping per memory * controller, plus one for our text segment. */ -static void __cpuinit store_permanent_mappings(void) +static void store_permanent_mappings(void) { int i; @@ -935,7 +935,7 @@ subsys_initcall(topology_init); * So the values we set up here in the hypervisor may be overridden on * the boot cpu as arguments are parsed. */ -static __cpuinit void init_super_pages(void) +static void init_super_pages(void) { #ifdef CONFIG_HUGETLB_SUPER_PAGES int i; @@ -950,7 +950,7 @@ static __cpuinit void init_super_pages(void) * * Called from setup_arch() on the boot cpu, or online_secondary(). */ -void __cpuinit setup_cpu(int boot) +void setup_cpu(int boot) { /* The boot cpu sets up its permanent mappings much earlier. */ if (!boot) diff --git a/arch/tile/kernel/smpboot.c b/arch/tile/kernel/smpboot.c index 44bab29bf2f..a535655b708 100644 --- a/arch/tile/kernel/smpboot.c +++ b/arch/tile/kernel/smpboot.c @@ -133,14 +133,14 @@ static __init int reset_init_affinity(void) } late_initcall(reset_init_affinity); -static struct cpumask cpu_started __cpuinitdata; +static struct cpumask cpu_started; /* * Activate a secondary processor. Very minimal; don't add anything * to this path without knowing what you're doing, since SMP booting * is pretty fragile. */ -static void __cpuinit start_secondary(void) +static void start_secondary(void) { int cpuid = smp_processor_id(); @@ -183,7 +183,7 @@ static void __cpuinit start_secondary(void) /* * Bring a secondary processor online. */ -void __cpuinit online_secondary(void) +void online_secondary(void) { /* * low-memory mappings have been cleared, flush them from @@ -210,7 +210,7 @@ void __cpuinit online_secondary(void) cpu_startup_entry(CPUHP_ONLINE); } -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tidle) +int __cpu_up(unsigned int cpu, struct task_struct *tidle) { /* Wait 5s total for all CPUs for them to come online */ static int timeout; diff --git a/arch/tile/kernel/time.c b/arch/tile/kernel/time.c index 5ac397ec698..7c353d8c2da 100644 --- a/arch/tile/kernel/time.c +++ b/arch/tile/kernel/time.c @@ -159,7 +159,7 @@ static DEFINE_PER_CPU(struct clock_event_device, tile_timer) = { .set_mode = tile_timer_set_mode, }; -void __cpuinit setup_tile_timer(void) +void setup_tile_timer(void) { struct clock_event_device *evt = &__get_cpu_var(tile_timer); diff --git a/arch/um/include/shared/frame_kern.h b/arch/um/include/shared/frame_kern.h index e584e40ee83..f2ca5702a4e 100644 --- a/arch/um/include/shared/frame_kern.h +++ b/arch/um/include/shared/frame_kern.h @@ -6,13 +6,13 @@ #ifndef __FRAME_KERN_H_ #define __FRAME_KERN_H_ -extern int setup_signal_stack_sc(unsigned long stack_top, int sig, +extern int setup_signal_stack_sc(unsigned long stack_top, int sig, struct k_sigaction *ka, - struct pt_regs *regs, + struct pt_regs *regs, sigset_t *mask); -extern int setup_signal_stack_si(unsigned long stack_top, int sig, +extern int setup_signal_stack_si(unsigned long stack_top, int sig, struct k_sigaction *ka, - struct pt_regs *regs, siginfo_t *info, + struct pt_regs *regs, struct siginfo *info, sigset_t *mask); #endif diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c index 3e831b3fd07..f57e02e7910 100644 --- a/arch/um/kernel/signal.c +++ b/arch/um/kernel/signal.c @@ -19,7 +19,7 @@ EXPORT_SYMBOL(unblock_signals); * OK, we're invoking a handler */ static void handle_signal(struct pt_regs *regs, unsigned long signr, - struct k_sigaction *ka, siginfo_t *info) + struct k_sigaction *ka, struct siginfo *info) { sigset_t *oldset = sigmask_to_save(); int singlestep = 0; @@ -71,7 +71,7 @@ static void handle_signal(struct pt_regs *regs, unsigned long signr, static int kern_do_signal(struct pt_regs *regs) { struct k_sigaction ka_copy; - siginfo_t info; + struct siginfo info; int sig, handled_sig = 0; while ((sig = get_signal_to_deliver(&info, &ka_copy, regs, NULL)) > 0) { diff --git a/arch/um/kernel/skas/mmu.c b/arch/um/kernel/skas/mmu.c index ff03067a3b1..007d5503f49 100644 --- a/arch/um/kernel/skas/mmu.c +++ b/arch/um/kernel/skas/mmu.c @@ -123,7 +123,7 @@ void uml_setup_stubs(struct mm_struct *mm) /* dup_mmap already holds mmap_sem */ err = install_special_mapping(mm, STUB_START, STUB_END - STUB_START, VM_READ | VM_MAYREAD | VM_EXEC | - VM_MAYEXEC | VM_DONTCOPY, + VM_MAYEXEC | VM_DONTCOPY | VM_PFNMAP, mm->context.stub_pages); if (err) { printk(KERN_ERR "install_special_mapping returned %d\n", err); diff --git a/arch/um/kernel/skas/uaccess.c b/arch/um/kernel/skas/uaccess.c index 1d3e0c17340..4ffb644d6c0 100644 --- a/arch/um/kernel/skas/uaccess.c +++ b/arch/um/kernel/skas/uaccess.c @@ -254,6 +254,6 @@ int strnlen_user(const void __user *str, int len) n = buffer_op((unsigned long) str, len, 0, strnlen_chunk, &count); if (n == 0) return count + 1; - return -EFAULT; + return 0; } EXPORT_SYMBOL(strnlen_user); diff --git a/arch/um/os-Linux/mem.c b/arch/um/os-Linux/mem.c index ba4398056fe..3c4af77e51a 100644 --- a/arch/um/os-Linux/mem.c +++ b/arch/um/os-Linux/mem.c @@ -53,6 +53,25 @@ static void __init find_tempdir(void) } /* + * Remove bytes from the front of the buffer and refill it so that if there's a + * partial string that we care about, it will be completed, and we can recognize + * it. + */ +static int pop(int fd, char *buf, size_t size, size_t npop) +{ + ssize_t n; + size_t len = strlen(&buf[npop]); + + memmove(buf, &buf[npop], len + 1); + n = read(fd, &buf[len], size - len - 1); + if (n < 0) + return -errno; + + buf[len + n] = '\0'; + return 1; +} + +/* * This will return 1, with the first character in buf being the * character following the next instance of c in the file. This will * read the file as needed. If there's an error, -errno is returned; @@ -61,7 +80,6 @@ static void __init find_tempdir(void) static int next(int fd, char *buf, size_t size, char c) { ssize_t n; - size_t len; char *ptr; while ((ptr = strchr(buf, c)) == NULL) { @@ -74,20 +92,129 @@ static int next(int fd, char *buf, size_t size, char c) buf[n] = '\0'; } - ptr++; - len = strlen(ptr); - memmove(buf, ptr, len + 1); + return pop(fd, buf, size, ptr - buf + 1); +} + +/* + * Decode an octal-escaped and space-terminated path of the form used by + * /proc/mounts. May be used to decode a path in-place. "out" must be at least + * as large as the input. The output is always null-terminated. "len" gets the + * length of the output, excluding the trailing null. Returns 0 if a full path + * was successfully decoded, otherwise an error. + */ +static int decode_path(const char *in, char *out, size_t *len) +{ + char *first = out; + int c; + int i; + int ret = -EINVAL; + while (1) { + switch (*in) { + case '\0': + goto out; + + case ' ': + ret = 0; + goto out; + + case '\\': + in++; + c = 0; + for (i = 0; i < 3; i++) { + if (*in < '0' || *in > '7') + goto out; + c = (c << 3) | (*in++ - '0'); + } + *(unsigned char *)out++ = (unsigned char) c; + break; + + default: + *out++ = *in++; + break; + } + } + +out: + *out = '\0'; + *len = out - first; + return ret; +} + +/* + * Computes the length of s when encoded with three-digit octal escape sequences + * for the characters in chars. + */ +static size_t octal_encoded_length(const char *s, const char *chars) +{ + size_t len = strlen(s); + while ((s = strpbrk(s, chars)) != NULL) { + len += 3; + s++; + } + + return len; +} + +enum { + OUTCOME_NOTHING_MOUNTED, + OUTCOME_TMPFS_MOUNT, + OUTCOME_NON_TMPFS_MOUNT, +}; + +/* Read a line of /proc/mounts data looking for a tmpfs mount at "path". */ +static int read_mount(int fd, char *buf, size_t bufsize, const char *path, + int *outcome) +{ + int found; + int match; + char *space; + size_t len; + + enum { + MATCH_NONE, + MATCH_EXACT, + MATCH_PARENT, + }; + + found = next(fd, buf, bufsize, ' '); + if (found != 1) + return found; /* - * Refill the buffer so that if there's a partial string that we care - * about, it will be completed, and we can recognize it. + * If there's no following space in the buffer, then this path is + * truncated, so it can't be the one we're looking for. */ - n = read(fd, &buf[len], size - len - 1); - if (n < 0) - return -errno; + space = strchr(buf, ' '); + if (space) { + match = MATCH_NONE; + if (!decode_path(buf, buf, &len)) { + if (!strcmp(buf, path)) + match = MATCH_EXACT; + else if (!strncmp(buf, path, len) + && (path[len] == '/' || !strcmp(buf, "/"))) + match = MATCH_PARENT; + } + + found = pop(fd, buf, bufsize, space - buf + 1); + if (found != 1) + return found; + + switch (match) { + case MATCH_EXACT: + if (!strncmp(buf, "tmpfs", strlen("tmpfs"))) + *outcome = OUTCOME_TMPFS_MOUNT; + else + *outcome = OUTCOME_NON_TMPFS_MOUNT; + break; - buf[len + n] = '\0'; - return 1; + case MATCH_PARENT: + /* This mount obscures any previous ones. */ + *outcome = OUTCOME_NOTHING_MOUNTED; + break; + } + } + + return next(fd, buf, bufsize, '\n'); } /* which_tmpdir is called only during early boot */ @@ -106,8 +233,12 @@ static int checked_tmpdir = 0; */ static void which_tmpdir(void) { - int fd, found; - char buf[128] = { '\0' }; + int fd; + int found; + int outcome; + char *path; + char *buf; + size_t bufsize; if (checked_tmpdir) return; @@ -116,49 +247,66 @@ static void which_tmpdir(void) printf("Checking for tmpfs mount on /dev/shm..."); + path = realpath("/dev/shm", NULL); + if (!path) { + printf("failed to check real path, errno = %d\n", errno); + return; + } + printf("%s...", path); + + /* + * The buffer needs to be able to fit the full octal-escaped path, a + * space, and a trailing null in order to successfully decode it. + */ + bufsize = octal_encoded_length(path, " \t\n\\") + 2; + + if (bufsize < 128) + bufsize = 128; + + buf = malloc(bufsize); + if (!buf) { + printf("malloc failed, errno = %d\n", errno); + goto out; + } + buf[0] = '\0'; + fd = open("/proc/mounts", O_RDONLY); if (fd < 0) { printf("failed to open /proc/mounts, errno = %d\n", errno); - return; + goto out1; } + outcome = OUTCOME_NOTHING_MOUNTED; while (1) { - found = next(fd, buf, ARRAY_SIZE(buf), ' '); - if (found != 1) - break; - - if (!strncmp(buf, "/dev/shm", strlen("/dev/shm"))) - goto found; - - found = next(fd, buf, ARRAY_SIZE(buf), '\n'); + found = read_mount(fd, buf, bufsize, path, &outcome); if (found != 1) break; } -err: - if (found == 0) - printf("nothing mounted on /dev/shm\n"); - else if (found < 0) + if (found < 0) { printf("read returned errno %d\n", -found); + } else { + switch (outcome) { + case OUTCOME_TMPFS_MOUNT: + printf("OK\n"); + default_tmpdir = "/dev/shm"; + break; -out: - close(fd); - - return; - -found: - found = next(fd, buf, ARRAY_SIZE(buf), ' '); - if (found != 1) - goto err; + case OUTCOME_NON_TMPFS_MOUNT: + printf("not tmpfs\n"); + break; - if (strncmp(buf, "tmpfs", strlen("tmpfs"))) { - printf("not tmpfs\n"); - goto out; + default: + printf("nothing mounted on /dev/shm\n"); + break; + } } - printf("OK\n"); - default_tmpdir = "/dev/shm"; - goto out; + close(fd); +out1: + free(buf); +out: + free(path); } static int __init make_tempfile(const char *template, char **out_tempname, diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c index 9d9f1b4bf82..905924b773d 100644 --- a/arch/um/os-Linux/signal.c +++ b/arch/um/os-Linux/signal.c @@ -25,7 +25,7 @@ void (*sig_info[NSIG])(int, struct siginfo *, struct uml_pt_regs *) = { [SIGIO] = sigio_handler, [SIGVTALRM] = timer_handler }; -static void sig_handler_common(int sig, siginfo_t *si, mcontext_t *mc) +static void sig_handler_common(int sig, struct siginfo *si, mcontext_t *mc) { struct uml_pt_regs r; int save_errno = errno; @@ -61,7 +61,7 @@ static void sig_handler_common(int sig, siginfo_t *si, mcontext_t *mc) static int signals_enabled; static unsigned int signals_pending; -void sig_handler(int sig, siginfo_t *si, mcontext_t *mc) +void sig_handler(int sig, struct siginfo *si, mcontext_t *mc) { int enabled; @@ -120,7 +120,7 @@ void set_sigstack(void *sig_stack, int size) panic("enabling signal stack failed, errno = %d\n", errno); } -static void (*handlers[_NSIG])(int sig, siginfo_t *si, mcontext_t *mc) = { +static void (*handlers[_NSIG])(int sig, struct siginfo *si, mcontext_t *mc) = { [SIGSEGV] = sig_handler, [SIGBUS] = sig_handler, [SIGILL] = sig_handler, @@ -162,7 +162,7 @@ static void hard_handler(int sig, siginfo_t *si, void *p) while ((sig = ffs(pending)) != 0){ sig--; pending &= ~(1 << sig); - (*handlers[sig])(sig, si, mc); + (*handlers[sig])(sig, (struct siginfo *)si, mc); } /* diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c index 4625949bf1e..d531879a461 100644 --- a/arch/um/os-Linux/skas/process.c +++ b/arch/um/os-Linux/skas/process.c @@ -54,7 +54,7 @@ static int ptrace_dump_regs(int pid) void wait_stub_done(int pid) { - int n, status, err; + int n, status, err, bad_stop = 0; while (1) { CATCH_EINTR(n = waitpid(pid, &status, WUNTRACED | __WALL)); @@ -74,6 +74,8 @@ void wait_stub_done(int pid) if (((1 << WSTOPSIG(status)) & STUB_DONE_MASK) != 0) return; + else + bad_stop = 1; bad_wait: err = ptrace_dump_regs(pid); @@ -83,7 +85,10 @@ bad_wait: printk(UM_KERN_ERR "wait_stub_done : failed to wait for SIGTRAP, " "pid = %d, n = %d, errno = %d, status = 0x%x\n", pid, n, errno, status); - fatal_sigsegv(); + if (bad_stop) + kill(pid, SIGKILL); + else + fatal_sigsegv(); } extern unsigned long current_stub_stack(void); @@ -409,7 +414,7 @@ void userspace(struct uml_pt_regs *regs) if (WIFSTOPPED(status)) { int sig = WSTOPSIG(status); - ptrace(PTRACE_GETSIGINFO, pid, 0, &si); + ptrace(PTRACE_GETSIGINFO, pid, 0, (struct siginfo *)&si); switch (sig) { case SIGSEGV: @@ -417,7 +422,7 @@ void userspace(struct uml_pt_regs *regs) !ptrace_faultinfo) { get_skas_faultinfo(pid, ®s->faultinfo); - (*sig_info[SIGSEGV])(SIGSEGV, &si, + (*sig_info[SIGSEGV])(SIGSEGV, (struct siginfo *)&si, regs); } else handle_segv(pid, regs); @@ -426,14 +431,14 @@ void userspace(struct uml_pt_regs *regs) handle_trap(pid, regs, local_using_sysemu); break; case SIGTRAP: - relay_signal(SIGTRAP, &si, regs); + relay_signal(SIGTRAP, (struct siginfo *)&si, regs); break; case SIGVTALRM: now = os_nsecs(); if (now < nsecs) break; block_signals(); - (*sig_info[sig])(sig, &si, regs); + (*sig_info[sig])(sig, (struct siginfo *)&si, regs); unblock_signals(); nsecs = timer.it_value.tv_sec * UM_NSEC_PER_SEC + @@ -447,7 +452,7 @@ void userspace(struct uml_pt_regs *regs) case SIGFPE: case SIGWINCH: block_signals(); - (*sig_info[sig])(sig, &si, regs); + (*sig_info[sig])(sig, (struct siginfo *)&si, regs); unblock_signals(); break; default: diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c index d606463aa6d..b7388a425f0 100644 --- a/arch/x86/boot/compressed/eboot.c +++ b/arch/x86/boot/compressed/eboot.c @@ -225,7 +225,7 @@ static void low_free(unsigned long size, unsigned long addr) unsigned long nr_pages; nr_pages = round_up(size, EFI_PAGE_SIZE) / EFI_PAGE_SIZE; - efi_call_phys2(sys_table->boottime->free_pages, addr, size); + efi_call_phys2(sys_table->boottime->free_pages, addr, nr_pages); } static void find_bits(unsigned long mask, u8 *pos, u8 *size) diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile index 7d6ba9db1be..6c63c358a7e 100644 --- a/arch/x86/crypto/Makefile +++ b/arch/x86/crypto/Makefile @@ -27,7 +27,6 @@ obj-$(CONFIG_CRYPTO_SHA1_SSSE3) += sha1-ssse3.o obj-$(CONFIG_CRYPTO_CRC32_PCLMUL) += crc32-pclmul.o obj-$(CONFIG_CRYPTO_SHA256_SSSE3) += sha256-ssse3.o obj-$(CONFIG_CRYPTO_SHA512_SSSE3) += sha512-ssse3.o -obj-$(CONFIG_CRYPTO_CRCT10DIF_PCLMUL) += crct10dif-pclmul.o # These modules require assembler to support AVX. ifeq ($(avx_supported),yes) @@ -82,4 +81,3 @@ crc32c-intel-$(CONFIG_64BIT) += crc32c-pcl-intel-asm_64.o crc32-pclmul-y := crc32-pclmul_asm.o crc32-pclmul_glue.o sha256-ssse3-y := sha256-ssse3-asm.o sha256-avx-asm.o sha256-avx2-asm.o sha256_ssse3_glue.o sha512-ssse3-y := sha512-ssse3-asm.o sha512-avx-asm.o sha512-avx2-asm.o sha512_ssse3_glue.o -crct10dif-pclmul-y := crct10dif-pcl-asm_64.o crct10dif-pclmul_glue.o diff --git a/arch/x86/crypto/crct10dif-pcl-asm_64.S b/arch/x86/crypto/crct10dif-pcl-asm_64.S deleted file mode 100644 index 35e97569d05..00000000000 --- a/arch/x86/crypto/crct10dif-pcl-asm_64.S +++ /dev/null @@ -1,643 +0,0 @@ -######################################################################## -# Implement fast CRC-T10DIF computation with SSE and PCLMULQDQ instructions -# -# Copyright (c) 2013, Intel Corporation -# -# Authors: -# Erdinc Ozturk <erdinc.ozturk@intel.com> -# Vinodh Gopal <vinodh.gopal@intel.com> -# James Guilford <james.guilford@intel.com> -# Tim Chen <tim.c.chen@linux.intel.com> -# -# This software is available to you under a choice of one of two -# licenses. You may choose to be licensed under the terms of the GNU -# General Public License (GPL) Version 2, available from the file -# COPYING in the main directory of this source tree, or the -# OpenIB.org BSD license below: -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are -# met: -# -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# -# * Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the -# distribution. -# -# * Neither the name of the Intel Corporation nor the names of its -# contributors may be used to endorse or promote products derived from -# this software without specific prior written permission. -# -# -# THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION ""AS IS"" AND ANY -# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL CORPORATION OR -# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -######################################################################## -# Function API: -# UINT16 crc_t10dif_pcl( -# UINT16 init_crc, //initial CRC value, 16 bits -# const unsigned char *buf, //buffer pointer to calculate CRC on -# UINT64 len //buffer length in bytes (64-bit data) -# ); -# -# Reference paper titled "Fast CRC Computation for Generic -# Polynomials Using PCLMULQDQ Instruction" -# URL: http://www.intel.com/content/dam/www/public/us/en/documents -# /white-papers/fast-crc-computation-generic-polynomials-pclmulqdq-paper.pdf -# -# - -#include <linux/linkage.h> - -.text - -#define arg1 %rdi -#define arg2 %rsi -#define arg3 %rdx - -#define arg1_low32 %edi - -ENTRY(crc_t10dif_pcl) -.align 16 - - # adjust the 16-bit initial_crc value, scale it to 32 bits - shl $16, arg1_low32 - - # Allocate Stack Space - mov %rsp, %rcx - sub $16*2, %rsp - # align stack to 16 byte boundary - and $~(0x10 - 1), %rsp - - # check if smaller than 256 - cmp $256, arg3 - - # for sizes less than 128, we can't fold 64B at a time... - jl _less_than_128 - - - # load the initial crc value - movd arg1_low32, %xmm10 # initial crc - - # crc value does not need to be byte-reflected, but it needs - # to be moved to the high part of the register. - # because data will be byte-reflected and will align with - # initial crc at correct place. - pslldq $12, %xmm10 - - movdqa SHUF_MASK(%rip), %xmm11 - # receive the initial 64B data, xor the initial crc value - movdqu 16*0(arg2), %xmm0 - movdqu 16*1(arg2), %xmm1 - movdqu 16*2(arg2), %xmm2 - movdqu 16*3(arg2), %xmm3 - movdqu 16*4(arg2), %xmm4 - movdqu 16*5(arg2), %xmm5 - movdqu 16*6(arg2), %xmm6 - movdqu 16*7(arg2), %xmm7 - - pshufb %xmm11, %xmm0 - # XOR the initial_crc value - pxor %xmm10, %xmm0 - pshufb %xmm11, %xmm1 - pshufb %xmm11, %xmm2 - pshufb %xmm11, %xmm3 - pshufb %xmm11, %xmm4 - pshufb %xmm11, %xmm5 - pshufb %xmm11, %xmm6 - pshufb %xmm11, %xmm7 - - movdqa rk3(%rip), %xmm10 #xmm10 has rk3 and rk4 - #imm value of pclmulqdq instruction - #will determine which constant to use - - ################################################################# - # we subtract 256 instead of 128 to save one instruction from the loop - sub $256, arg3 - - # at this section of the code, there is 64*x+y (0<=y<64) bytes of - # buffer. The _fold_64_B_loop will fold 64B at a time - # until we have 64+y Bytes of buffer - - - # fold 64B at a time. This section of the code folds 4 xmm - # registers in parallel -_fold_64_B_loop: - - # update the buffer pointer - add $128, arg2 # buf += 64# - - movdqu 16*0(arg2), %xmm9 - movdqu 16*1(arg2), %xmm12 - pshufb %xmm11, %xmm9 - pshufb %xmm11, %xmm12 - movdqa %xmm0, %xmm8 - movdqa %xmm1, %xmm13 - pclmulqdq $0x0 , %xmm10, %xmm0 - pclmulqdq $0x11, %xmm10, %xmm8 - pclmulqdq $0x0 , %xmm10, %xmm1 - pclmulqdq $0x11, %xmm10, %xmm13 - pxor %xmm9 , %xmm0 - xorps %xmm8 , %xmm0 - pxor %xmm12, %xmm1 - xorps %xmm13, %xmm1 - - movdqu 16*2(arg2), %xmm9 - movdqu 16*3(arg2), %xmm12 - pshufb %xmm11, %xmm9 - pshufb %xmm11, %xmm12 - movdqa %xmm2, %xmm8 - movdqa %xmm3, %xmm13 - pclmulqdq $0x0, %xmm10, %xmm2 - pclmulqdq $0x11, %xmm10, %xmm8 - pclmulqdq $0x0, %xmm10, %xmm3 - pclmulqdq $0x11, %xmm10, %xmm13 - pxor %xmm9 , %xmm2 - xorps %xmm8 , %xmm2 - pxor %xmm12, %xmm3 - xorps %xmm13, %xmm3 - - movdqu 16*4(arg2), %xmm9 - movdqu 16*5(arg2), %xmm12 - pshufb %xmm11, %xmm9 - pshufb %xmm11, %xmm12 - movdqa %xmm4, %xmm8 - movdqa %xmm5, %xmm13 - pclmulqdq $0x0, %xmm10, %xmm4 - pclmulqdq $0x11, %xmm10, %xmm8 - pclmulqdq $0x0, %xmm10, %xmm5 - pclmulqdq $0x11, %xmm10, %xmm13 - pxor %xmm9 , %xmm4 - xorps %xmm8 , %xmm4 - pxor %xmm12, %xmm5 - xorps %xmm13, %xmm5 - - movdqu 16*6(arg2), %xmm9 - movdqu 16*7(arg2), %xmm12 - pshufb %xmm11, %xmm9 - pshufb %xmm11, %xmm12 - movdqa %xmm6 , %xmm8 - movdqa %xmm7 , %xmm13 - pclmulqdq $0x0 , %xmm10, %xmm6 - pclmulqdq $0x11, %xmm10, %xmm8 - pclmulqdq $0x0 , %xmm10, %xmm7 - pclmulqdq $0x11, %xmm10, %xmm13 - pxor %xmm9 , %xmm6 - xorps %xmm8 , %xmm6 - pxor %xmm12, %xmm7 - xorps %xmm13, %xmm7 - - sub $128, arg3 - - # check if there is another 64B in the buffer to be able to fold - jge _fold_64_B_loop - ################################################################## - - - add $128, arg2 - # at this point, the buffer pointer is pointing at the last y Bytes - # of the buffer the 64B of folded data is in 4 of the xmm - # registers: xmm0, xmm1, xmm2, xmm3 - - - # fold the 8 xmm registers to 1 xmm register with different constants - - movdqa rk9(%rip), %xmm10 - movdqa %xmm0, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm0 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - xorps %xmm0, %xmm7 - - movdqa rk11(%rip), %xmm10 - movdqa %xmm1, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm1 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - xorps %xmm1, %xmm7 - - movdqa rk13(%rip), %xmm10 - movdqa %xmm2, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm2 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - pxor %xmm2, %xmm7 - - movdqa rk15(%rip), %xmm10 - movdqa %xmm3, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm3 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - xorps %xmm3, %xmm7 - - movdqa rk17(%rip), %xmm10 - movdqa %xmm4, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm4 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - pxor %xmm4, %xmm7 - - movdqa rk19(%rip), %xmm10 - movdqa %xmm5, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm5 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - xorps %xmm5, %xmm7 - - movdqa rk1(%rip), %xmm10 #xmm10 has rk1 and rk2 - #imm value of pclmulqdq instruction - #will determine which constant to use - movdqa %xmm6, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm6 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - pxor %xmm6, %xmm7 - - - # instead of 64, we add 48 to the loop counter to save 1 instruction - # from the loop instead of a cmp instruction, we use the negative - # flag with the jl instruction - add $128-16, arg3 - jl _final_reduction_for_128 - - # now we have 16+y bytes left to reduce. 16 Bytes is in register xmm7 - # and the rest is in memory. We can fold 16 bytes at a time if y>=16 - # continue folding 16B at a time - -_16B_reduction_loop: - movdqa %xmm7, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm7 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - movdqu (arg2), %xmm0 - pshufb %xmm11, %xmm0 - pxor %xmm0 , %xmm7 - add $16, arg2 - sub $16, arg3 - # instead of a cmp instruction, we utilize the flags with the - # jge instruction equivalent of: cmp arg3, 16-16 - # check if there is any more 16B in the buffer to be able to fold - jge _16B_reduction_loop - - #now we have 16+z bytes left to reduce, where 0<= z < 16. - #first, we reduce the data in the xmm7 register - - -_final_reduction_for_128: - # check if any more data to fold. If not, compute the CRC of - # the final 128 bits - add $16, arg3 - je _128_done - - # here we are getting data that is less than 16 bytes. - # since we know that there was data before the pointer, we can - # offset the input pointer before the actual point, to receive - # exactly 16 bytes. after that the registers need to be adjusted. -_get_last_two_xmms: - movdqa %xmm7, %xmm2 - - movdqu -16(arg2, arg3), %xmm1 - pshufb %xmm11, %xmm1 - - # get rid of the extra data that was loaded before - # load the shift constant - lea pshufb_shf_table+16(%rip), %rax - sub arg3, %rax - movdqu (%rax), %xmm0 - - # shift xmm2 to the left by arg3 bytes - pshufb %xmm0, %xmm2 - - # shift xmm7 to the right by 16-arg3 bytes - pxor mask1(%rip), %xmm0 - pshufb %xmm0, %xmm7 - pblendvb %xmm2, %xmm1 #xmm0 is implicit - - # fold 16 Bytes - movdqa %xmm1, %xmm2 - movdqa %xmm7, %xmm8 - pclmulqdq $0x11, %xmm10, %xmm7 - pclmulqdq $0x0 , %xmm10, %xmm8 - pxor %xmm8, %xmm7 - pxor %xmm2, %xmm7 - -_128_done: - # compute crc of a 128-bit value - movdqa rk5(%rip), %xmm10 # rk5 and rk6 in xmm10 - movdqa %xmm7, %xmm0 - - #64b fold - pclmulqdq $0x1, %xmm10, %xmm7 - pslldq $8 , %xmm0 - pxor %xmm0, %xmm7 - - #32b fold - movdqa %xmm7, %xmm0 - - pand mask2(%rip), %xmm0 - - psrldq $12, %xmm7 - pclmulqdq $0x10, %xmm10, %xmm7 - pxor %xmm0, %xmm7 - - #barrett reduction -_barrett: - movdqa rk7(%rip), %xmm10 # rk7 and rk8 in xmm10 - movdqa %xmm7, %xmm0 - pclmulqdq $0x01, %xmm10, %xmm7 - pslldq $4, %xmm7 - pclmulqdq $0x11, %xmm10, %xmm7 - - pslldq $4, %xmm7 - pxor %xmm0, %xmm7 - pextrd $1, %xmm7, %eax - -_cleanup: - # scale the result back to 16 bits - shr $16, %eax - mov %rcx, %rsp - ret - -######################################################################## - -.align 16 -_less_than_128: - - # check if there is enough buffer to be able to fold 16B at a time - cmp $32, arg3 - jl _less_than_32 - movdqa SHUF_MASK(%rip), %xmm11 - - # now if there is, load the constants - movdqa rk1(%rip), %xmm10 # rk1 and rk2 in xmm10 - - movd arg1_low32, %xmm0 # get the initial crc value - pslldq $12, %xmm0 # align it to its correct place - movdqu (arg2), %xmm7 # load the plaintext - pshufb %xmm11, %xmm7 # byte-reflect the plaintext - pxor %xmm0, %xmm7 - - - # update the buffer pointer - add $16, arg2 - - # update the counter. subtract 32 instead of 16 to save one - # instruction from the loop - sub $32, arg3 - - jmp _16B_reduction_loop - - -.align 16 -_less_than_32: - # mov initial crc to the return value. this is necessary for - # zero-length buffers. - mov arg1_low32, %eax - test arg3, arg3 - je _cleanup - - movdqa SHUF_MASK(%rip), %xmm11 - - movd arg1_low32, %xmm0 # get the initial crc value - pslldq $12, %xmm0 # align it to its correct place - - cmp $16, arg3 - je _exact_16_left - jl _less_than_16_left - - movdqu (arg2), %xmm7 # load the plaintext - pshufb %xmm11, %xmm7 # byte-reflect the plaintext - pxor %xmm0 , %xmm7 # xor the initial crc value - add $16, arg2 - sub $16, arg3 - movdqa rk1(%rip), %xmm10 # rk1 and rk2 in xmm10 - jmp _get_last_two_xmms - - -.align 16 -_less_than_16_left: - # use stack space to load data less than 16 bytes, zero-out - # the 16B in memory first. - - pxor %xmm1, %xmm1 - mov %rsp, %r11 - movdqa %xmm1, (%r11) - - cmp $4, arg3 - jl _only_less_than_4 - - # backup the counter value - mov arg3, %r9 - cmp $8, arg3 - jl _less_than_8_left - - # load 8 Bytes - mov (arg2), %rax - mov %rax, (%r11) - add $8, %r11 - sub $8, arg3 - add $8, arg2 -_less_than_8_left: - - cmp $4, arg3 - jl _less_than_4_left - - # load 4 Bytes - mov (arg2), %eax - mov %eax, (%r11) - add $4, %r11 - sub $4, arg3 - add $4, arg2 -_less_than_4_left: - - cmp $2, arg3 - jl _less_than_2_left - - # load 2 Bytes - mov (arg2), %ax - mov %ax, (%r11) - add $2, %r11 - sub $2, arg3 - add $2, arg2 -_less_than_2_left: - cmp $1, arg3 - jl _zero_left - - # load 1 Byte - mov (arg2), %al - mov %al, (%r11) -_zero_left: - movdqa (%rsp), %xmm7 - pshufb %xmm11, %xmm7 - pxor %xmm0 , %xmm7 # xor the initial crc value - - # shl r9, 4 - lea pshufb_shf_table+16(%rip), %rax - sub %r9, %rax - movdqu (%rax), %xmm0 - pxor mask1(%rip), %xmm0 - - pshufb %xmm0, %xmm7 - jmp _128_done - -.align 16 -_exact_16_left: - movdqu (arg2), %xmm7 - pshufb %xmm11, %xmm7 - pxor %xmm0 , %xmm7 # xor the initial crc value - - jmp _128_done - -_only_less_than_4: - cmp $3, arg3 - jl _only_less_than_3 - - # load 3 Bytes - mov (arg2), %al - mov %al, (%r11) - - mov 1(arg2), %al - mov %al, 1(%r11) - - mov 2(arg2), %al - mov %al, 2(%r11) - - movdqa (%rsp), %xmm7 - pshufb %xmm11, %xmm7 - pxor %xmm0 , %xmm7 # xor the initial crc value - - psrldq $5, %xmm7 - - jmp _barrett -_only_less_than_3: - cmp $2, arg3 - jl _only_less_than_2 - - # load 2 Bytes - mov (arg2), %al - mov %al, (%r11) - - mov 1(arg2), %al - mov %al, 1(%r11) - - movdqa (%rsp), %xmm7 - pshufb %xmm11, %xmm7 - pxor %xmm0 , %xmm7 # xor the initial crc value - - psrldq $6, %xmm7 - - jmp _barrett -_only_less_than_2: - - # load 1 Byte - mov (arg2), %al - mov %al, (%r11) - - movdqa (%rsp), %xmm7 - pshufb %xmm11, %xmm7 - pxor %xmm0 , %xmm7 # xor the initial crc value - - psrldq $7, %xmm7 - - jmp _barrett - -ENDPROC(crc_t10dif_pcl) - -.data - -# precomputed constants -# these constants are precomputed from the poly: -# 0x8bb70000 (0x8bb7 scaled to 32 bits) -.align 16 -# Q = 0x18BB70000 -# rk1 = 2^(32*3) mod Q << 32 -# rk2 = 2^(32*5) mod Q << 32 -# rk3 = 2^(32*15) mod Q << 32 -# rk4 = 2^(32*17) mod Q << 32 -# rk5 = 2^(32*3) mod Q << 32 -# rk6 = 2^(32*2) mod Q << 32 -# rk7 = floor(2^64/Q) -# rk8 = Q -rk1: -.quad 0x2d56000000000000 -rk2: -.quad 0x06df000000000000 -rk3: -.quad 0x9d9d000000000000 -rk4: -.quad 0x7cf5000000000000 -rk5: -.quad 0x2d56000000000000 -rk6: -.quad 0x1368000000000000 -rk7: -.quad 0x00000001f65a57f8 -rk8: -.quad 0x000000018bb70000 - -rk9: -.quad 0xceae000000000000 -rk10: -.quad 0xbfd6000000000000 -rk11: -.quad 0x1e16000000000000 -rk12: -.quad 0x713c000000000000 -rk13: -.quad 0xf7f9000000000000 -rk14: -.quad 0x80a6000000000000 -rk15: -.quad 0x044c000000000000 -rk16: -.quad 0xe658000000000000 -rk17: -.quad 0xad18000000000000 -rk18: -.quad 0xa497000000000000 -rk19: -.quad 0x6ee3000000000000 -rk20: -.quad 0xe7b5000000000000 - - - -mask1: -.octa 0x80808080808080808080808080808080 -mask2: -.octa 0x00000000FFFFFFFFFFFFFFFFFFFFFFFF - -SHUF_MASK: -.octa 0x000102030405060708090A0B0C0D0E0F - -pshufb_shf_table: -# use these values for shift constants for the pshufb instruction -# different alignments result in values as shown: -# DDQ 0x008f8e8d8c8b8a898887868584838281 # shl 15 (16-1) / shr1 -# DDQ 0x01008f8e8d8c8b8a8988878685848382 # shl 14 (16-3) / shr2 -# DDQ 0x0201008f8e8d8c8b8a89888786858483 # shl 13 (16-4) / shr3 -# DDQ 0x030201008f8e8d8c8b8a898887868584 # shl 12 (16-4) / shr4 -# DDQ 0x04030201008f8e8d8c8b8a8988878685 # shl 11 (16-5) / shr5 -# DDQ 0x0504030201008f8e8d8c8b8a89888786 # shl 10 (16-6) / shr6 -# DDQ 0x060504030201008f8e8d8c8b8a898887 # shl 9 (16-7) / shr7 -# DDQ 0x07060504030201008f8e8d8c8b8a8988 # shl 8 (16-8) / shr8 -# DDQ 0x0807060504030201008f8e8d8c8b8a89 # shl 7 (16-9) / shr9 -# DDQ 0x090807060504030201008f8e8d8c8b8a # shl 6 (16-10) / shr10 -# DDQ 0x0a090807060504030201008f8e8d8c8b # shl 5 (16-11) / shr11 -# DDQ 0x0b0a090807060504030201008f8e8d8c # shl 4 (16-12) / shr12 -# DDQ 0x0c0b0a090807060504030201008f8e8d # shl 3 (16-13) / shr13 -# DDQ 0x0d0c0b0a090807060504030201008f8e # shl 2 (16-14) / shr14 -# DDQ 0x0e0d0c0b0a090807060504030201008f # shl 1 (16-15) / shr15 -.octa 0x8f8e8d8c8b8a89888786858483828100 -.octa 0x000e0d0c0b0a09080706050403020100 diff --git a/arch/x86/crypto/crct10dif-pclmul_glue.c b/arch/x86/crypto/crct10dif-pclmul_glue.c deleted file mode 100644 index 7845d7fd54c..00000000000 --- a/arch/x86/crypto/crct10dif-pclmul_glue.c +++ /dev/null @@ -1,151 +0,0 @@ -/* - * Cryptographic API. - * - * T10 Data Integrity Field CRC16 Crypto Transform using PCLMULQDQ Instructions - * - * Copyright (C) 2013 Intel Corporation - * Author: Tim Chen <tim.c.chen@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - */ - -#include <linux/types.h> -#include <linux/module.h> -#include <linux/crc-t10dif.h> -#include <crypto/internal/hash.h> -#include <linux/init.h> -#include <linux/string.h> -#include <linux/kernel.h> -#include <asm/i387.h> -#include <asm/cpufeature.h> -#include <asm/cpu_device_id.h> - -asmlinkage __u16 crc_t10dif_pcl(__u16 crc, const unsigned char *buf, - size_t len); - -struct chksum_desc_ctx { - __u16 crc; -}; - -/* - * Steps through buffer one byte at at time, calculates reflected - * crc using table. - */ - -static int chksum_init(struct shash_desc *desc) -{ - struct chksum_desc_ctx *ctx = shash_desc_ctx(desc); - - ctx->crc = 0; - - return 0; -} - -static int chksum_update(struct shash_desc *desc, const u8 *data, - unsigned int length) -{ - struct chksum_desc_ctx *ctx = shash_desc_ctx(desc); - - if (irq_fpu_usable()) { - kernel_fpu_begin(); - ctx->crc = crc_t10dif_pcl(ctx->crc, data, length); - kernel_fpu_end(); - } else - ctx->crc = crc_t10dif_generic(ctx->crc, data, length); - return 0; -} - -static int chksum_final(struct shash_desc *desc, u8 *out) -{ - struct chksum_desc_ctx *ctx = shash_desc_ctx(desc); - - *(__u16 *)out = ctx->crc; - return 0; -} - -static int __chksum_finup(__u16 *crcp, const u8 *data, unsigned int len, - u8 *out) -{ - if (irq_fpu_usable()) { - kernel_fpu_begin(); - *(__u16 *)out = crc_t10dif_pcl(*crcp, data, len); - kernel_fpu_end(); - } else - *(__u16 *)out = crc_t10dif_generic(*crcp, data, len); - return 0; -} - -static int chksum_finup(struct shash_desc *desc, const u8 *data, - unsigned int len, u8 *out) -{ - struct chksum_desc_ctx *ctx = shash_desc_ctx(desc); - - return __chksum_finup(&ctx->crc, data, len, out); -} - -static int chksum_digest(struct shash_desc *desc, const u8 *data, - unsigned int length, u8 *out) -{ - struct chksum_desc_ctx *ctx = shash_desc_ctx(desc); - - return __chksum_finup(&ctx->crc, data, length, out); -} - -static struct shash_alg alg = { - .digestsize = CRC_T10DIF_DIGEST_SIZE, - .init = chksum_init, - .update = chksum_update, - .final = chksum_final, - .finup = chksum_finup, - .digest = chksum_digest, - .descsize = sizeof(struct chksum_desc_ctx), - .base = { - .cra_name = "crct10dif", - .cra_driver_name = "crct10dif-pclmul", - .cra_priority = 200, - .cra_blocksize = CRC_T10DIF_BLOCK_SIZE, - .cra_module = THIS_MODULE, - } -}; - -static const struct x86_cpu_id crct10dif_cpu_id[] = { - X86_FEATURE_MATCH(X86_FEATURE_PCLMULQDQ), - {} -}; -MODULE_DEVICE_TABLE(x86cpu, crct10dif_cpu_id); - -static int __init crct10dif_intel_mod_init(void) -{ - if (!x86_match_cpu(crct10dif_cpu_id)) - return -ENODEV; - - return crypto_register_shash(&alg); -} - -static void __exit crct10dif_intel_mod_fini(void) -{ - crypto_unregister_shash(&alg); -} - -module_init(crct10dif_intel_mod_init); -module_exit(crct10dif_intel_mod_fini); - -MODULE_AUTHOR("Tim Chen <tim.c.chen@linux.intel.com>"); -MODULE_DESCRIPTION("T10 DIF CRC calculation accelerated with PCLMULQDQ."); -MODULE_LICENSE("GPL"); - -MODULE_ALIAS("crct10dif"); -MODULE_ALIAS("crct10dif-pclmul"); diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h index 5f9a1243190..d2b12988d2e 100644 --- a/arch/x86/include/asm/cpu.h +++ b/arch/x86/include/asm/cpu.h @@ -28,7 +28,7 @@ struct x86_cpu { #ifdef CONFIG_HOTPLUG_CPU extern int arch_register_cpu(int num); extern void arch_unregister_cpu(int); -extern void __cpuinit start_cpu0(void); +extern void start_cpu0(void); #ifdef CONFIG_DEBUG_HOTPLUG_CPU0 extern int _debug_hotplug_cpu(int cpu, int action); #endif diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h index 6bc3985ee47..f98bd662531 100644 --- a/arch/x86/include/asm/microcode.h +++ b/arch/x86/include/asm/microcode.h @@ -60,11 +60,11 @@ static inline void __exit exit_amd_microcode(void) {} #ifdef CONFIG_MICROCODE_EARLY #define MAX_UCODE_COUNT 128 extern void __init load_ucode_bsp(void); -extern void __cpuinit load_ucode_ap(void); +extern void load_ucode_ap(void); extern int __init save_microcode_in_initrd(void); #else static inline void __init load_ucode_bsp(void) {} -static inline void __cpuinit load_ucode_ap(void) {} +static inline void load_ucode_ap(void) {} static inline int __init save_microcode_in_initrd(void) { return 0; diff --git a/arch/x86/include/asm/microcode_amd.h b/arch/x86/include/asm/microcode_amd.h index c6b043f4027..50e5c58ced2 100644 --- a/arch/x86/include/asm/microcode_amd.h +++ b/arch/x86/include/asm/microcode_amd.h @@ -67,11 +67,11 @@ extern enum ucode_state load_microcode_amd(int cpu, const u8 *data, size_t size) extern u8 amd_bsp_mpb[MPB_MAX_SIZE]; #endif extern void __init load_ucode_amd_bsp(void); -extern void __cpuinit load_ucode_amd_ap(void); +extern void load_ucode_amd_ap(void); extern int __init save_microcode_in_initrd_amd(void); #else static inline void __init load_ucode_amd_bsp(void) {} -static inline void __cpuinit load_ucode_amd_ap(void) {} +static inline void load_ucode_amd_ap(void) {} static inline int __init save_microcode_in_initrd_amd(void) { return -EINVAL; } #endif diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h index 87a085333cb..9067166409b 100644 --- a/arch/x86/include/asm/microcode_intel.h +++ b/arch/x86/include/asm/microcode_intel.h @@ -65,12 +65,12 @@ update_match_revision(struct microcode_header_intel *mc_header, int rev); #ifdef CONFIG_MICROCODE_INTEL_EARLY extern void __init load_ucode_intel_bsp(void); -extern void __cpuinit load_ucode_intel_ap(void); +extern void load_ucode_intel_ap(void); extern void show_ucode_info_early(void); extern int __init save_microcode_in_initrd_intel(void); #else static inline __init void load_ucode_intel_bsp(void) {} -static inline __cpuinit void load_ucode_intel_ap(void) {} +static inline void load_ucode_intel_ap(void) {} static inline void show_ucode_info_early(void) {} static inline int __init save_microcode_in_initrd_intel(void) { return -EINVAL; } #endif diff --git a/arch/x86/include/asm/mmconfig.h b/arch/x86/include/asm/mmconfig.h index 9b119da1d10..04a3fed22cf 100644 --- a/arch/x86/include/asm/mmconfig.h +++ b/arch/x86/include/asm/mmconfig.h @@ -2,8 +2,8 @@ #define _ASM_X86_MMCONFIG_H #ifdef CONFIG_PCI_MMCONFIG -extern void __cpuinit fam10h_check_enable_mmcfg(void); -extern void __cpuinit check_enable_amd_mmconf_dmi(void); +extern void fam10h_check_enable_mmcfg(void); +extern void check_enable_amd_mmconf_dmi(void); #else static inline void fam10h_check_enable_mmcfg(void) { } static inline void check_enable_amd_mmconf_dmi(void) { } diff --git a/arch/x86/include/asm/mpspec.h b/arch/x86/include/asm/mpspec.h index 3e2f42a4b87..626cf70082d 100644 --- a/arch/x86/include/asm/mpspec.h +++ b/arch/x86/include/asm/mpspec.h @@ -94,7 +94,7 @@ static inline void early_reserve_e820_mpc_new(void) { } #define default_get_smp_config x86_init_uint_noop #endif -void __cpuinit generic_processor_info(int apicid, int version); +void generic_processor_info(int apicid, int version); #ifdef CONFIG_ACPI extern void mp_register_ioapic(int id, u32 address, u32 gsi_base); extern void mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, diff --git a/arch/x86/include/asm/numa.h b/arch/x86/include/asm/numa.h index 1b99ee5c9f0..4064acae625 100644 --- a/arch/x86/include/asm/numa.h +++ b/arch/x86/include/asm/numa.h @@ -39,7 +39,7 @@ static inline void set_apicid_to_node(int apicid, s16 node) __apicid_to_node[apicid] = node; } -extern int __cpuinit numa_cpu_node(int cpu); +extern int numa_cpu_node(int cpu); #else /* CONFIG_NUMA */ static inline void set_apicid_to_node(int apicid, s16 node) @@ -60,8 +60,8 @@ static inline int numa_cpu_node(int cpu) extern void numa_set_node(int cpu, int node); extern void numa_clear_node(int cpu); extern void __init init_cpu_to_node(void); -extern void __cpuinit numa_add_cpu(int cpu); -extern void __cpuinit numa_remove_cpu(int cpu); +extern void numa_add_cpu(int cpu); +extern void numa_remove_cpu(int cpu); #else /* CONFIG_NUMA */ static inline void numa_set_node(int cpu, int node) { } static inline void numa_clear_node(int cpu) { } diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 29937c4f6ff..24cf5aefb70 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -164,7 +164,7 @@ extern const struct seq_operations cpuinfo_op; #define cache_line_size() (boot_cpu_data.x86_cache_alignment) extern void cpu_detect(struct cpuinfo_x86 *c); -extern void __cpuinit fpu_detect(struct cpuinfo_x86 *c); +extern void fpu_detect(struct cpuinfo_x86 *c); extern void early_cpu_init(void); extern void identify_boot_cpu(void); diff --git a/arch/x86/include/asm/prom.h b/arch/x86/include/asm/prom.h index 60bef663609..bade6ac3b14 100644 --- a/arch/x86/include/asm/prom.h +++ b/arch/x86/include/asm/prom.h @@ -27,7 +27,7 @@ extern int of_ioapic; extern u64 initial_dtb; extern void add_dtb(u64 data); extern void x86_add_irq_domains(void); -void __cpuinit x86_of_pci_init(void); +void x86_of_pci_init(void); void x86_dtb_init(void); #else static inline void add_dtb(u64 data) { } diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h index b073aaea747..4137890e88e 100644 --- a/arch/x86/include/asm/smp.h +++ b/arch/x86/include/asm/smp.h @@ -179,7 +179,7 @@ static inline int wbinvd_on_all_cpus(void) } #endif /* CONFIG_SMP */ -extern unsigned disabled_cpus __cpuinitdata; +extern unsigned disabled_cpus; #ifdef CONFIG_X86_32_SMP /* diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index d81a972dd50..2627a81253e 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -195,7 +195,7 @@ static int __init acpi_parse_madt(struct acpi_table_header *table) return 0; } -static void __cpuinit acpi_register_lapic(int id, u8 enabled) +static void acpi_register_lapic(int id, u8 enabled) { unsigned int ver = 0; @@ -607,7 +607,7 @@ void __init acpi_set_irq_model_ioapic(void) #ifdef CONFIG_ACPI_HOTPLUG_CPU #include <acpi/processor.h> -static void __cpuinit acpi_map_cpu2node(acpi_handle handle, int cpu, int physid) +static void acpi_map_cpu2node(acpi_handle handle, int cpu, int physid) { #ifdef CONFIG_ACPI_NUMA int nid; @@ -620,7 +620,7 @@ static void __cpuinit acpi_map_cpu2node(acpi_handle handle, int cpu, int physid) #endif } -static int __cpuinit _acpi_map_lsapic(acpi_handle handle, int *pcpu) +static int _acpi_map_lsapic(acpi_handle handle, int *pcpu) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *obj; diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c index 2a34aaf3c8f..33120100ff5 100644 --- a/arch/x86/kernel/acpi/sleep.c +++ b/arch/x86/kernel/acpi/sleep.c @@ -48,9 +48,20 @@ int x86_acpi_suspend_lowlevel(void) #ifndef CONFIG_64BIT native_store_gdt((struct desc_ptr *)&header->pmode_gdt); + /* + * We have to check that we can write back the value, and not + * just read it. At least on 90 nm Pentium M (Family 6, Model + * 13), reading an invalid MSR is not guaranteed to trap, see + * Erratum X4 in "Intel Pentium M Processor on 90 nm Process + * with 2-MB L2 Cache and Intel® Processor A100 and A110 on 90 + * nm process with 512-KB L2 Cache Specification Update". + */ if (!rdmsr_safe(MSR_EFER, &header->pmode_efer_low, - &header->pmode_efer_high)) + &header->pmode_efer_high) && + !wrmsr_safe(MSR_EFER, + header->pmode_efer_low, + header->pmode_efer_high)) header->pmode_behavior |= (1 << WAKEUP_BEHAVIOR_RESTORE_EFER); #endif /* !CONFIG_64BIT */ @@ -61,7 +72,10 @@ int x86_acpi_suspend_lowlevel(void) } if (!rdmsr_safe(MSR_IA32_MISC_ENABLE, &header->pmode_misc_en_low, - &header->pmode_misc_en_high)) + &header->pmode_misc_en_high) && + !wrmsr_safe(MSR_IA32_MISC_ENABLE, + header->pmode_misc_en_low, + header->pmode_misc_en_high)) header->pmode_behavior |= (1 << WAKEUP_BEHAVIOR_RESTORE_MISC_ENABLE); header->realmode_flags = acpi_realmode_flags; diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 99663b59123..eca89c53a7f 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -58,7 +58,7 @@ unsigned int num_processors; -unsigned disabled_cpus __cpuinitdata; +unsigned disabled_cpus; /* Processor that is doing the boot up */ unsigned int boot_cpu_physical_apicid = -1U; @@ -544,7 +544,7 @@ static DEFINE_PER_CPU(struct clock_event_device, lapic_events); * Setup the local APIC timer for this CPU. Copy the initialized values * of the boot CPU and register the clock event in the framework. */ -static void __cpuinit setup_APIC_timer(void) +static void setup_APIC_timer(void) { struct clock_event_device *levt = &__get_cpu_var(lapic_events); @@ -866,7 +866,7 @@ void __init setup_boot_APIC_clock(void) setup_APIC_timer(); } -void __cpuinit setup_secondary_APIC_clock(void) +void setup_secondary_APIC_clock(void) { setup_APIC_timer(); } @@ -1229,7 +1229,7 @@ void __init init_bsp_APIC(void) apic_write(APIC_LVT1, value); } -static void __cpuinit lapic_setup_esr(void) +static void lapic_setup_esr(void) { unsigned int oldvalue, value, maxlvt; @@ -1276,7 +1276,7 @@ static void __cpuinit lapic_setup_esr(void) * Used to setup local APIC while initializing BSP or bringin up APs. * Always called with preemption disabled. */ -void __cpuinit setup_local_APIC(void) +void setup_local_APIC(void) { int cpu = smp_processor_id(); unsigned int value, queued; @@ -1471,7 +1471,7 @@ void __cpuinit setup_local_APIC(void) #endif } -void __cpuinit end_local_APIC_setup(void) +void end_local_APIC_setup(void) { lapic_setup_esr(); @@ -2107,7 +2107,7 @@ void disconnect_bsp_APIC(int virt_wire_setup) apic_write(APIC_LVT1, value); } -void __cpuinit generic_processor_info(int apicid, int version) +void generic_processor_info(int apicid, int version) { int cpu, max = nr_cpu_ids; bool boot_cpu_detected = physid_isset(boot_cpu_physical_apicid, @@ -2377,7 +2377,7 @@ static struct syscore_ops lapic_syscore_ops = { .suspend = lapic_suspend, }; -static void __cpuinit apic_pm_activate(void) +static void apic_pm_activate(void) { apic_pm_state.active = 1; } @@ -2402,7 +2402,7 @@ static void apic_pm_activate(void) { } #ifdef CONFIG_X86_64 -static int __cpuinit apic_cluster_num(void) +static int apic_cluster_num(void) { int i, clusters, zeros; unsigned id; @@ -2447,10 +2447,10 @@ static int __cpuinit apic_cluster_num(void) return clusters; } -static int __cpuinitdata multi_checked; -static int __cpuinitdata multi; +static int multi_checked; +static int multi; -static int __cpuinit set_multi(const struct dmi_system_id *d) +static int set_multi(const struct dmi_system_id *d) { if (multi) return 0; @@ -2459,7 +2459,7 @@ static int __cpuinit set_multi(const struct dmi_system_id *d) return 0; } -static const __cpuinitconst struct dmi_system_id multi_dmi_table[] = { +static const struct dmi_system_id multi_dmi_table[] = { { .callback = set_multi, .ident = "IBM System Summit2", @@ -2471,7 +2471,7 @@ static const __cpuinitconst struct dmi_system_id multi_dmi_table[] = { {} }; -static void __cpuinit dmi_check_multi(void) +static void dmi_check_multi(void) { if (multi_checked) return; @@ -2488,7 +2488,7 @@ static void __cpuinit dmi_check_multi(void) * multi-chassis. * Use DMI to check them */ -__cpuinit int apic_is_clustered_box(void) +int apic_is_clustered_box(void) { dmi_check_multi(); if (multi) diff --git a/arch/x86/kernel/apic/apic_numachip.c b/arch/x86/kernel/apic/apic_numachip.c index 9a9110918ca..3e67f9e3d7e 100644 --- a/arch/x86/kernel/apic/apic_numachip.c +++ b/arch/x86/kernel/apic/apic_numachip.c @@ -74,7 +74,7 @@ static int numachip_phys_pkg_id(int initial_apic_id, int index_msb) return initial_apic_id >> index_msb; } -static int __cpuinit numachip_wakeup_secondary(int phys_apicid, unsigned long start_rip) +static int numachip_wakeup_secondary(int phys_apicid, unsigned long start_rip) { union numachip_csr_g3_ext_irq_gen int_gen; diff --git a/arch/x86/kernel/apic/es7000_32.c b/arch/x86/kernel/apic/es7000_32.c index 0874799a98c..c55224731b2 100644 --- a/arch/x86/kernel/apic/es7000_32.c +++ b/arch/x86/kernel/apic/es7000_32.c @@ -130,7 +130,7 @@ int es7000_plat; */ -static int __cpuinit wakeup_secondary_cpu_via_mip(int cpu, unsigned long eip) +static int wakeup_secondary_cpu_via_mip(int cpu, unsigned long eip) { unsigned long vect = 0, psaival = 0; diff --git a/arch/x86/kernel/apic/numaq_32.c b/arch/x86/kernel/apic/numaq_32.c index d661ee95cab..1e42e8f305e 100644 --- a/arch/x86/kernel/apic/numaq_32.c +++ b/arch/x86/kernel/apic/numaq_32.c @@ -105,7 +105,7 @@ static void __init smp_dump_qct(void) } } -void __cpuinit numaq_tsc_disable(void) +void numaq_tsc_disable(void) { if (!found_numaq) return; diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index c88baa4ff0e..140e29db478 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b/arch/x86/kernel/apic/x2apic_cluster.c @@ -148,7 +148,7 @@ static void init_x2apic_ldr(void) /* * At CPU state changes, update the x2apic cluster sibling info. */ -static int __cpuinit +static int update_clusterinfo(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int this_cpu = (unsigned long)hcpu; diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index 63092afb142..1191ac1c9d2 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -209,7 +209,7 @@ EXPORT_SYMBOL_GPL(uv_possible_blades); unsigned long sn_rtc_cycles_per_second; EXPORT_SYMBOL(sn_rtc_cycles_per_second); -static int __cpuinit uv_wakeup_secondary(int phys_apicid, unsigned long start_rip) +static int uv_wakeup_secondary(int phys_apicid, unsigned long start_rip) { #ifdef CONFIG_SMP unsigned long val; @@ -416,7 +416,7 @@ static struct apic __refdata apic_x2apic_uv_x = { .safe_wait_icr_idle = native_safe_x2apic_wait_icr_idle, }; -static __cpuinit void set_x2apic_extra_bits(int pnode) +static void set_x2apic_extra_bits(int pnode) { __this_cpu_write(x2apic_extra_bits, pnode << uvh_apicid.s.pnode_shift); } @@ -735,7 +735,7 @@ static void uv_heartbeat(unsigned long ignored) mod_timer_pinned(timer, jiffies + SCIR_CPU_HB_INTERVAL); } -static void __cpuinit uv_heartbeat_enable(int cpu) +static void uv_heartbeat_enable(int cpu) { while (!uv_cpu_hub_info(cpu)->scir.enabled) { struct timer_list *timer = &uv_cpu_hub_info(cpu)->scir.timer; @@ -752,7 +752,7 @@ static void __cpuinit uv_heartbeat_enable(int cpu) } #ifdef CONFIG_HOTPLUG_CPU -static void __cpuinit uv_heartbeat_disable(int cpu) +static void uv_heartbeat_disable(int cpu) { if (uv_cpu_hub_info(cpu)->scir.enabled) { uv_cpu_hub_info(cpu)->scir.enabled = 0; @@ -764,8 +764,8 @@ static void __cpuinit uv_heartbeat_disable(int cpu) /* * cpu hotplug notifier */ -static __cpuinit int uv_scir_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int uv_scir_cpu_notify(struct notifier_block *self, unsigned long action, + void *hcpu) { long cpu = (long)hcpu; @@ -835,7 +835,7 @@ int uv_set_vga_state(struct pci_dev *pdev, bool decode, * Called on each cpu to initialize the per_cpu UV data area. * FIXME: hotplug not supported yet */ -void __cpuinit uv_cpu_init(void) +void uv_cpu_init(void) { /* CPU 0 initilization will be done via uv_system_init. */ if (!uv_blade_info) diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index c587a875722..f654ecefea5 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -69,7 +69,7 @@ static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val) extern void vide(void); __asm__(".align 4\nvide: ret"); -static void __cpuinit init_amd_k5(struct cpuinfo_x86 *c) +static void init_amd_k5(struct cpuinfo_x86 *c) { /* * General Systems BIOSen alias the cpu frequency registers @@ -87,7 +87,7 @@ static void __cpuinit init_amd_k5(struct cpuinfo_x86 *c) } -static void __cpuinit init_amd_k6(struct cpuinfo_x86 *c) +static void init_amd_k6(struct cpuinfo_x86 *c) { u32 l, h; int mbytes = get_num_physpages() >> (20-PAGE_SHIFT); @@ -179,7 +179,7 @@ static void __cpuinit init_amd_k6(struct cpuinfo_x86 *c) } } -static void __cpuinit amd_k7_smp_check(struct cpuinfo_x86 *c) +static void amd_k7_smp_check(struct cpuinfo_x86 *c) { /* calling is from identify_secondary_cpu() ? */ if (!c->cpu_index) @@ -222,7 +222,7 @@ static void __cpuinit amd_k7_smp_check(struct cpuinfo_x86 *c) add_taint(TAINT_UNSAFE_SMP, LOCKDEP_NOW_UNRELIABLE); } -static void __cpuinit init_amd_k7(struct cpuinfo_x86 *c) +static void init_amd_k7(struct cpuinfo_x86 *c) { u32 l, h; @@ -267,7 +267,7 @@ static void __cpuinit init_amd_k7(struct cpuinfo_x86 *c) * To workaround broken NUMA config. Read the comment in * srat_detect_node(). */ -static int __cpuinit nearby_node(int apicid) +static int nearby_node(int apicid) { int i, node; @@ -292,7 +292,7 @@ static int __cpuinit nearby_node(int apicid) * (2) AMD processors supporting compute units */ #ifdef CONFIG_X86_HT -static void __cpuinit amd_get_topology(struct cpuinfo_x86 *c) +static void amd_get_topology(struct cpuinfo_x86 *c) { u32 nodes, cores_per_cu = 1; u8 node_id; @@ -342,7 +342,7 @@ static void __cpuinit amd_get_topology(struct cpuinfo_x86 *c) * On a AMD dual core setup the lower bits of the APIC id distingush the cores. * Assumes number of cores is a power of two. */ -static void __cpuinit amd_detect_cmp(struct cpuinfo_x86 *c) +static void amd_detect_cmp(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_HT unsigned bits; @@ -369,7 +369,7 @@ u16 amd_get_nb_id(int cpu) } EXPORT_SYMBOL_GPL(amd_get_nb_id); -static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c) +static void srat_detect_node(struct cpuinfo_x86 *c) { #ifdef CONFIG_NUMA int cpu = smp_processor_id(); @@ -421,7 +421,7 @@ static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c) #endif } -static void __cpuinit early_init_amd_mc(struct cpuinfo_x86 *c) +static void early_init_amd_mc(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_HT unsigned bits, ecx; @@ -447,7 +447,7 @@ static void __cpuinit early_init_amd_mc(struct cpuinfo_x86 *c) #endif } -static void __cpuinit bsp_init_amd(struct cpuinfo_x86 *c) +static void bsp_init_amd(struct cpuinfo_x86 *c) { if (cpu_has(c, X86_FEATURE_CONSTANT_TSC)) { @@ -475,7 +475,7 @@ static void __cpuinit bsp_init_amd(struct cpuinfo_x86 *c) } } -static void __cpuinit early_init_amd(struct cpuinfo_x86 *c) +static void early_init_amd(struct cpuinfo_x86 *c) { early_init_amd_mc(c); @@ -514,7 +514,7 @@ static const int amd_erratum_383[]; static const int amd_erratum_400[]; static bool cpu_has_amd_erratum(const int *erratum); -static void __cpuinit init_amd(struct cpuinfo_x86 *c) +static void init_amd(struct cpuinfo_x86 *c) { u32 dummy; unsigned long long value; @@ -740,8 +740,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) } #ifdef CONFIG_X86_32 -static unsigned int __cpuinit amd_size_cache(struct cpuinfo_x86 *c, - unsigned int size) +static unsigned int amd_size_cache(struct cpuinfo_x86 *c, unsigned int size) { /* AMD errata T13 (order #21922) */ if ((c->x86 == 6)) { @@ -757,7 +756,7 @@ static unsigned int __cpuinit amd_size_cache(struct cpuinfo_x86 *c, } #endif -static void __cpuinit cpu_set_tlb_flushall_shift(struct cpuinfo_x86 *c) +static void cpu_set_tlb_flushall_shift(struct cpuinfo_x86 *c) { tlb_flushall_shift = 5; @@ -765,7 +764,7 @@ static void __cpuinit cpu_set_tlb_flushall_shift(struct cpuinfo_x86 *c) tlb_flushall_shift = 4; } -static void __cpuinit cpu_detect_tlb_amd(struct cpuinfo_x86 *c) +static void cpu_detect_tlb_amd(struct cpuinfo_x86 *c) { u32 ebx, eax, ecx, edx; u16 mask = 0xfff; @@ -820,7 +819,7 @@ static void __cpuinit cpu_detect_tlb_amd(struct cpuinfo_x86 *c) cpu_set_tlb_flushall_shift(c); } -static const struct cpu_dev __cpuinitconst amd_cpu_dev = { +static const struct cpu_dev amd_cpu_dev = { .c_vendor = "AMD", .c_ident = { "AuthenticAMD" }, #ifdef CONFIG_X86_32 diff --git a/arch/x86/kernel/cpu/centaur.c b/arch/x86/kernel/cpu/centaur.c index 159103c0b1f..fbf6c3bc240 100644 --- a/arch/x86/kernel/cpu/centaur.c +++ b/arch/x86/kernel/cpu/centaur.c @@ -11,7 +11,7 @@ #ifdef CONFIG_X86_OOSTORE -static u32 __cpuinit power2(u32 x) +static u32 power2(u32 x) { u32 s = 1; @@ -25,7 +25,7 @@ static u32 __cpuinit power2(u32 x) /* * Set up an actual MCR */ -static void __cpuinit centaur_mcr_insert(int reg, u32 base, u32 size, int key) +static void centaur_mcr_insert(int reg, u32 base, u32 size, int key) { u32 lo, hi; @@ -42,7 +42,7 @@ static void __cpuinit centaur_mcr_insert(int reg, u32 base, u32 size, int key) * * Shortcut: We know you can't put 4Gig of RAM on a winchip */ -static u32 __cpuinit ramtop(void) +static u32 ramtop(void) { u32 clip = 0xFFFFFFFFUL; u32 top = 0; @@ -91,7 +91,7 @@ static u32 __cpuinit ramtop(void) /* * Compute a set of MCR's to give maximum coverage */ -static int __cpuinit centaur_mcr_compute(int nr, int key) +static int centaur_mcr_compute(int nr, int key) { u32 mem = ramtop(); u32 root = power2(mem); @@ -157,7 +157,7 @@ static int __cpuinit centaur_mcr_compute(int nr, int key) return ct; } -static void __cpuinit centaur_create_optimal_mcr(void) +static void centaur_create_optimal_mcr(void) { int used; int i; @@ -181,7 +181,7 @@ static void __cpuinit centaur_create_optimal_mcr(void) wrmsr(MSR_IDT_MCR0+i, 0, 0); } -static void __cpuinit winchip2_create_optimal_mcr(void) +static void winchip2_create_optimal_mcr(void) { u32 lo, hi; int used; @@ -217,7 +217,7 @@ static void __cpuinit winchip2_create_optimal_mcr(void) /* * Handle the MCR key on the Winchip 2. */ -static void __cpuinit winchip2_unprotect_mcr(void) +static void winchip2_unprotect_mcr(void) { u32 lo, hi; u32 key; @@ -229,7 +229,7 @@ static void __cpuinit winchip2_unprotect_mcr(void) wrmsr(MSR_IDT_MCR_CTRL, lo, hi); } -static void __cpuinit winchip2_protect_mcr(void) +static void winchip2_protect_mcr(void) { u32 lo, hi; @@ -247,7 +247,7 @@ static void __cpuinit winchip2_protect_mcr(void) #define RNG_ENABLED (1 << 3) #define RNG_ENABLE (1 << 6) /* MSR_VIA_RNG */ -static void __cpuinit init_c3(struct cpuinfo_x86 *c) +static void init_c3(struct cpuinfo_x86 *c) { u32 lo, hi; @@ -318,7 +318,7 @@ enum { EAMD3D = 1<<20, }; -static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c) +static void early_init_centaur(struct cpuinfo_x86 *c) { switch (c->x86) { #ifdef CONFIG_X86_32 @@ -337,7 +337,7 @@ static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c) #endif } -static void __cpuinit init_centaur(struct cpuinfo_x86 *c) +static void init_centaur(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_32 char *name; @@ -468,7 +468,7 @@ static void __cpuinit init_centaur(struct cpuinfo_x86 *c) #endif } -static unsigned int __cpuinit +static unsigned int centaur_size_cache(struct cpuinfo_x86 *c, unsigned int size) { #ifdef CONFIG_X86_32 @@ -488,7 +488,7 @@ centaur_size_cache(struct cpuinfo_x86 *c, unsigned int size) return size; } -static const struct cpu_dev __cpuinitconst centaur_cpu_dev = { +static const struct cpu_dev centaur_cpu_dev = { .c_vendor = "Centaur", .c_ident = { "CentaurHauls" }, .c_early_init = early_init_centaur, diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 548bd039784..25eb2747b06 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -63,7 +63,7 @@ void __init setup_cpu_local_masks(void) alloc_bootmem_cpumask_var(&cpu_sibling_setup_mask); } -static void __cpuinit default_init(struct cpuinfo_x86 *c) +static void default_init(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_64 cpu_detect_cache_sizes(c); @@ -80,13 +80,13 @@ static void __cpuinit default_init(struct cpuinfo_x86 *c) #endif } -static const struct cpu_dev __cpuinitconst default_cpu = { +static const struct cpu_dev default_cpu = { .c_init = default_init, .c_vendor = "Unknown", .c_x86_vendor = X86_VENDOR_UNKNOWN, }; -static const struct cpu_dev *this_cpu __cpuinitdata = &default_cpu; +static const struct cpu_dev *this_cpu = &default_cpu; DEFINE_PER_CPU_PAGE_ALIGNED(struct gdt_page, gdt_page) = { .gdt = { #ifdef CONFIG_X86_64 @@ -160,8 +160,8 @@ static int __init x86_xsaveopt_setup(char *s) __setup("noxsaveopt", x86_xsaveopt_setup); #ifdef CONFIG_X86_32 -static int cachesize_override __cpuinitdata = -1; -static int disable_x86_serial_nr __cpuinitdata = 1; +static int cachesize_override = -1; +static int disable_x86_serial_nr = 1; static int __init cachesize_setup(char *str) { @@ -215,12 +215,12 @@ static inline int flag_is_changeable_p(u32 flag) } /* Probe for the CPUID instruction */ -int __cpuinit have_cpuid_p(void) +int have_cpuid_p(void) { return flag_is_changeable_p(X86_EFLAGS_ID); } -static void __cpuinit squash_the_stupid_serial_number(struct cpuinfo_x86 *c) +static void squash_the_stupid_serial_number(struct cpuinfo_x86 *c) { unsigned long lo, hi; @@ -298,7 +298,7 @@ struct cpuid_dependent_feature { u32 level; }; -static const struct cpuid_dependent_feature __cpuinitconst +static const struct cpuid_dependent_feature cpuid_dependent_features[] = { { X86_FEATURE_MWAIT, 0x00000005 }, { X86_FEATURE_DCA, 0x00000009 }, @@ -306,7 +306,7 @@ cpuid_dependent_features[] = { { 0, 0 } }; -static void __cpuinit filter_cpuid_features(struct cpuinfo_x86 *c, bool warn) +static void filter_cpuid_features(struct cpuinfo_x86 *c, bool warn) { const struct cpuid_dependent_feature *df; @@ -344,7 +344,7 @@ static void __cpuinit filter_cpuid_features(struct cpuinfo_x86 *c, bool warn) */ /* Look up CPU names by table lookup. */ -static const char *__cpuinit table_lookup_model(struct cpuinfo_x86 *c) +static const char *table_lookup_model(struct cpuinfo_x86 *c) { const struct cpu_model_info *info; @@ -364,8 +364,8 @@ static const char *__cpuinit table_lookup_model(struct cpuinfo_x86 *c) return NULL; /* Not found */ } -__u32 cpu_caps_cleared[NCAPINTS] __cpuinitdata; -__u32 cpu_caps_set[NCAPINTS] __cpuinitdata; +__u32 cpu_caps_cleared[NCAPINTS]; +__u32 cpu_caps_set[NCAPINTS]; void load_percpu_segment(int cpu) { @@ -394,9 +394,9 @@ void switch_to_new_gdt(int cpu) load_percpu_segment(cpu); } -static const struct cpu_dev *__cpuinitdata cpu_devs[X86_VENDOR_NUM] = {}; +static const struct cpu_dev *cpu_devs[X86_VENDOR_NUM] = {}; -static void __cpuinit get_model_name(struct cpuinfo_x86 *c) +static void get_model_name(struct cpuinfo_x86 *c) { unsigned int *v; char *p, *q; @@ -425,7 +425,7 @@ static void __cpuinit get_model_name(struct cpuinfo_x86 *c) } } -void __cpuinit cpu_detect_cache_sizes(struct cpuinfo_x86 *c) +void cpu_detect_cache_sizes(struct cpuinfo_x86 *c) { unsigned int n, dummy, ebx, ecx, edx, l2size; @@ -479,7 +479,7 @@ u16 __read_mostly tlb_lld_4m[NR_INFO]; */ s8 __read_mostly tlb_flushall_shift = -1; -void __cpuinit cpu_detect_tlb(struct cpuinfo_x86 *c) +void cpu_detect_tlb(struct cpuinfo_x86 *c) { if (this_cpu->c_detect_tlb) this_cpu->c_detect_tlb(c); @@ -493,7 +493,7 @@ void __cpuinit cpu_detect_tlb(struct cpuinfo_x86 *c) tlb_flushall_shift); } -void __cpuinit detect_ht(struct cpuinfo_x86 *c) +void detect_ht(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_HT u32 eax, ebx, ecx, edx; @@ -544,7 +544,7 @@ out: #endif } -static void __cpuinit get_cpu_vendor(struct cpuinfo_x86 *c) +static void get_cpu_vendor(struct cpuinfo_x86 *c) { char *v = c->x86_vendor_id; int i; @@ -571,7 +571,7 @@ static void __cpuinit get_cpu_vendor(struct cpuinfo_x86 *c) this_cpu = &default_cpu; } -void __cpuinit cpu_detect(struct cpuinfo_x86 *c) +void cpu_detect(struct cpuinfo_x86 *c) { /* Get vendor name */ cpuid(0x00000000, (unsigned int *)&c->cpuid_level, @@ -601,7 +601,7 @@ void __cpuinit cpu_detect(struct cpuinfo_x86 *c) } } -void __cpuinit get_cpu_cap(struct cpuinfo_x86 *c) +void get_cpu_cap(struct cpuinfo_x86 *c) { u32 tfms, xlvl; u32 ebx; @@ -652,7 +652,7 @@ void __cpuinit get_cpu_cap(struct cpuinfo_x86 *c) init_scattered_cpuid_features(c); } -static void __cpuinit identify_cpu_without_cpuid(struct cpuinfo_x86 *c) +static void identify_cpu_without_cpuid(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_32 int i; @@ -769,7 +769,7 @@ void __init early_cpu_init(void) * unless we can find a reliable way to detect all the broken cases. * Enable it explicitly on 64-bit for non-constant inputs of cpu_has(). */ -static void __cpuinit detect_nopl(struct cpuinfo_x86 *c) +static void detect_nopl(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_32 clear_cpu_cap(c, X86_FEATURE_NOPL); @@ -778,7 +778,7 @@ static void __cpuinit detect_nopl(struct cpuinfo_x86 *c) #endif } -static void __cpuinit generic_identify(struct cpuinfo_x86 *c) +static void generic_identify(struct cpuinfo_x86 *c) { c->extended_cpuid_level = 0; @@ -815,7 +815,7 @@ static void __cpuinit generic_identify(struct cpuinfo_x86 *c) /* * This does the hard work of actually picking apart the CPU stuff... */ -static void __cpuinit identify_cpu(struct cpuinfo_x86 *c) +static void identify_cpu(struct cpuinfo_x86 *c) { int i; @@ -960,7 +960,7 @@ void __init identify_boot_cpu(void) cpu_detect_tlb(&boot_cpu_data); } -void __cpuinit identify_secondary_cpu(struct cpuinfo_x86 *c) +void identify_secondary_cpu(struct cpuinfo_x86 *c) { BUG_ON(c == &boot_cpu_data); identify_cpu(c); @@ -975,14 +975,14 @@ struct msr_range { unsigned max; }; -static const struct msr_range msr_range_array[] __cpuinitconst = { +static const struct msr_range msr_range_array[] = { { 0x00000000, 0x00000418}, { 0xc0000000, 0xc000040b}, { 0xc0010000, 0xc0010142}, { 0xc0011000, 0xc001103b}, }; -static void __cpuinit __print_cpu_msr(void) +static void __print_cpu_msr(void) { unsigned index_min, index_max; unsigned index; @@ -1001,7 +1001,7 @@ static void __cpuinit __print_cpu_msr(void) } } -static int show_msr __cpuinitdata; +static int show_msr; static __init int setup_show_msr(char *arg) { @@ -1022,7 +1022,7 @@ static __init int setup_noclflush(char *arg) } __setup("noclflush", setup_noclflush); -void __cpuinit print_cpu_info(struct cpuinfo_x86 *c) +void print_cpu_info(struct cpuinfo_x86 *c) { const char *vendor = NULL; @@ -1051,7 +1051,7 @@ void __cpuinit print_cpu_info(struct cpuinfo_x86 *c) print_cpu_msr(c); } -void __cpuinit print_cpu_msr(struct cpuinfo_x86 *c) +void print_cpu_msr(struct cpuinfo_x86 *c) { if (c->cpu_index < show_msr) __print_cpu_msr(); @@ -1216,7 +1216,7 @@ static void dbg_restore_debug_regs(void) */ #ifdef CONFIG_X86_64 -void __cpuinit cpu_init(void) +void cpu_init(void) { struct orig_ist *oist; struct task_struct *me; @@ -1315,7 +1315,7 @@ void __cpuinit cpu_init(void) #else -void __cpuinit cpu_init(void) +void cpu_init(void) { int cpu = smp_processor_id(); struct task_struct *curr = current; diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c index 7582f475b16..d0969c75ab5 100644 --- a/arch/x86/kernel/cpu/cyrix.c +++ b/arch/x86/kernel/cpu/cyrix.c @@ -15,7 +15,7 @@ /* * Read NSC/Cyrix DEVID registers (DIR) to get more detailed info. about the CPU */ -static void __cpuinit __do_cyrix_devid(unsigned char *dir0, unsigned char *dir1) +static void __do_cyrix_devid(unsigned char *dir0, unsigned char *dir1) { unsigned char ccr2, ccr3; @@ -44,7 +44,7 @@ static void __cpuinit __do_cyrix_devid(unsigned char *dir0, unsigned char *dir1) } } -static void __cpuinit do_cyrix_devid(unsigned char *dir0, unsigned char *dir1) +static void do_cyrix_devid(unsigned char *dir0, unsigned char *dir1) { unsigned long flags; @@ -59,25 +59,25 @@ static void __cpuinit do_cyrix_devid(unsigned char *dir0, unsigned char *dir1) * Actually since bugs.h doesn't even reference this perhaps someone should * fix the documentation ??? */ -static unsigned char Cx86_dir0_msb __cpuinitdata = 0; +static unsigned char Cx86_dir0_msb = 0; -static const char __cpuinitconst Cx86_model[][9] = { +static const char Cx86_model[][9] = { "Cx486", "Cx486", "5x86 ", "6x86", "MediaGX ", "6x86MX ", "M II ", "Unknown" }; -static const char __cpuinitconst Cx486_name[][5] = { +static const char Cx486_name[][5] = { "SLC", "DLC", "SLC2", "DLC2", "SRx", "DRx", "SRx2", "DRx2" }; -static const char __cpuinitconst Cx486S_name[][4] = { +static const char Cx486S_name[][4] = { "S", "S2", "Se", "S2e" }; -static const char __cpuinitconst Cx486D_name[][4] = { +static const char Cx486D_name[][4] = { "DX", "DX2", "?", "?", "?", "DX4" }; -static char Cx86_cb[] __cpuinitdata = "?.5x Core/Bus Clock"; -static const char __cpuinitconst cyrix_model_mult1[] = "12??43"; -static const char __cpuinitconst cyrix_model_mult2[] = "12233445"; +static char Cx86_cb[] = "?.5x Core/Bus Clock"; +static const char cyrix_model_mult1[] = "12??43"; +static const char cyrix_model_mult2[] = "12233445"; /* * Reset the slow-loop (SLOP) bit on the 686(L) which is set by some old @@ -87,7 +87,7 @@ static const char __cpuinitconst cyrix_model_mult2[] = "12233445"; * FIXME: our newer udelay uses the tsc. We don't need to frob with SLOP */ -static void __cpuinit check_cx686_slop(struct cpuinfo_x86 *c) +static void check_cx686_slop(struct cpuinfo_x86 *c) { unsigned long flags; @@ -112,7 +112,7 @@ static void __cpuinit check_cx686_slop(struct cpuinfo_x86 *c) } -static void __cpuinit set_cx86_reorder(void) +static void set_cx86_reorder(void) { u8 ccr3; @@ -127,7 +127,7 @@ static void __cpuinit set_cx86_reorder(void) setCx86(CX86_CCR3, ccr3); } -static void __cpuinit set_cx86_memwb(void) +static void set_cx86_memwb(void) { printk(KERN_INFO "Enable Memory-Write-back mode on Cyrix/NSC processor.\n"); @@ -143,7 +143,7 @@ static void __cpuinit set_cx86_memwb(void) * Configure later MediaGX and/or Geode processor. */ -static void __cpuinit geode_configure(void) +static void geode_configure(void) { unsigned long flags; u8 ccr3; @@ -166,7 +166,7 @@ static void __cpuinit geode_configure(void) local_irq_restore(flags); } -static void __cpuinit early_init_cyrix(struct cpuinfo_x86 *c) +static void early_init_cyrix(struct cpuinfo_x86 *c) { unsigned char dir0, dir0_msn, dir1 = 0; @@ -185,7 +185,7 @@ static void __cpuinit early_init_cyrix(struct cpuinfo_x86 *c) } } -static void __cpuinit init_cyrix(struct cpuinfo_x86 *c) +static void init_cyrix(struct cpuinfo_x86 *c) { unsigned char dir0, dir0_msn, dir0_lsn, dir1 = 0; char *buf = c->x86_model_id; @@ -356,7 +356,7 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c) /* * Handle National Semiconductor branded processors */ -static void __cpuinit init_nsc(struct cpuinfo_x86 *c) +static void init_nsc(struct cpuinfo_x86 *c) { /* * There may be GX1 processors in the wild that are branded @@ -405,7 +405,7 @@ static inline int test_cyrix_52div(void) return (unsigned char) (test >> 8) == 0x02; } -static void __cpuinit cyrix_identify(struct cpuinfo_x86 *c) +static void cyrix_identify(struct cpuinfo_x86 *c) { /* Detect Cyrix with disabled CPUID */ if (c->x86 == 4 && test_cyrix_52div()) { @@ -441,7 +441,7 @@ static void __cpuinit cyrix_identify(struct cpuinfo_x86 *c) } } -static const struct cpu_dev __cpuinitconst cyrix_cpu_dev = { +static const struct cpu_dev cyrix_cpu_dev = { .c_vendor = "Cyrix", .c_ident = { "CyrixInstead" }, .c_early_init = early_init_cyrix, @@ -452,7 +452,7 @@ static const struct cpu_dev __cpuinitconst cyrix_cpu_dev = { cpu_dev_register(cyrix_cpu_dev); -static const struct cpu_dev __cpuinitconst nsc_cpu_dev = { +static const struct cpu_dev nsc_cpu_dev = { .c_vendor = "NSC", .c_ident = { "Geode by NSC" }, .c_init = init_nsc, diff --git a/arch/x86/kernel/cpu/hypervisor.c b/arch/x86/kernel/cpu/hypervisor.c index 1e7e84a02eb..87279212d31 100644 --- a/arch/x86/kernel/cpu/hypervisor.c +++ b/arch/x86/kernel/cpu/hypervisor.c @@ -60,7 +60,7 @@ detect_hypervisor_vendor(void) } } -void __cpuinit init_hypervisor(struct cpuinfo_x86 *c) +void init_hypervisor(struct cpuinfo_x86 *c) { if (x86_hyper && x86_hyper->set_cpu_features) x86_hyper->set_cpu_features(c); diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 9b0c441c03f..ec7299566f7 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -26,7 +26,7 @@ #include <asm/apic.h> #endif -static void __cpuinit early_init_intel(struct cpuinfo_x86 *c) +static void early_init_intel(struct cpuinfo_x86 *c) { u64 misc_enable; @@ -163,7 +163,7 @@ static void __cpuinit early_init_intel(struct cpuinfo_x86 *c) * This is called before we do cpu ident work */ -int __cpuinit ppro_with_ram_bug(void) +int ppro_with_ram_bug(void) { /* Uses data from early_cpu_detect now */ if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL && @@ -176,7 +176,7 @@ int __cpuinit ppro_with_ram_bug(void) return 0; } -static void __cpuinit intel_smp_check(struct cpuinfo_x86 *c) +static void intel_smp_check(struct cpuinfo_x86 *c) { /* calling is from identify_secondary_cpu() ? */ if (!c->cpu_index) @@ -196,7 +196,7 @@ static void __cpuinit intel_smp_check(struct cpuinfo_x86 *c) } } -static void __cpuinit intel_workarounds(struct cpuinfo_x86 *c) +static void intel_workarounds(struct cpuinfo_x86 *c) { unsigned long lo, hi; @@ -275,12 +275,12 @@ static void __cpuinit intel_workarounds(struct cpuinfo_x86 *c) intel_smp_check(c); } #else -static void __cpuinit intel_workarounds(struct cpuinfo_x86 *c) +static void intel_workarounds(struct cpuinfo_x86 *c) { } #endif -static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c) +static void srat_detect_node(struct cpuinfo_x86 *c) { #ifdef CONFIG_NUMA unsigned node; @@ -300,7 +300,7 @@ static void __cpuinit srat_detect_node(struct cpuinfo_x86 *c) /* * find out the number of processor cores on the die */ -static int __cpuinit intel_num_cpu_cores(struct cpuinfo_x86 *c) +static int intel_num_cpu_cores(struct cpuinfo_x86 *c) { unsigned int eax, ebx, ecx, edx; @@ -315,7 +315,7 @@ static int __cpuinit intel_num_cpu_cores(struct cpuinfo_x86 *c) return 1; } -static void __cpuinit detect_vmx_virtcap(struct cpuinfo_x86 *c) +static void detect_vmx_virtcap(struct cpuinfo_x86 *c) { /* Intel VMX MSR indicated features */ #define X86_VMX_FEATURE_PROC_CTLS_TPR_SHADOW 0x00200000 @@ -353,7 +353,7 @@ static void __cpuinit detect_vmx_virtcap(struct cpuinfo_x86 *c) } } -static void __cpuinit init_intel(struct cpuinfo_x86 *c) +static void init_intel(struct cpuinfo_x86 *c) { unsigned int l2 = 0; @@ -472,7 +472,7 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c) } #ifdef CONFIG_X86_32 -static unsigned int __cpuinit intel_size_cache(struct cpuinfo_x86 *c, unsigned int size) +static unsigned int intel_size_cache(struct cpuinfo_x86 *c, unsigned int size) { /* * Intel PIII Tualatin. This comes in two flavours. @@ -506,7 +506,7 @@ static unsigned int __cpuinit intel_size_cache(struct cpuinfo_x86 *c, unsigned i #define STLB_4K 0x41 -static const struct _tlb_table intel_tlb_table[] __cpuinitconst = { +static const struct _tlb_table intel_tlb_table[] = { { 0x01, TLB_INST_4K, 32, " TLB_INST 4 KByte pages, 4-way set associative" }, { 0x02, TLB_INST_4M, 2, " TLB_INST 4 MByte pages, full associative" }, { 0x03, TLB_DATA_4K, 64, " TLB_DATA 4 KByte pages, 4-way set associative" }, @@ -536,7 +536,7 @@ static const struct _tlb_table intel_tlb_table[] __cpuinitconst = { { 0x00, 0, 0 } }; -static void __cpuinit intel_tlb_lookup(const unsigned char desc) +static void intel_tlb_lookup(const unsigned char desc) { unsigned char k; if (desc == 0) @@ -605,7 +605,7 @@ static void __cpuinit intel_tlb_lookup(const unsigned char desc) } } -static void __cpuinit intel_tlb_flushall_shift_set(struct cpuinfo_x86 *c) +static void intel_tlb_flushall_shift_set(struct cpuinfo_x86 *c) { switch ((c->x86 << 8) + c->x86_model) { case 0x60f: /* original 65 nm celeron/pentium/core2/xeon, "Merom"/"Conroe" */ @@ -634,7 +634,7 @@ static void __cpuinit intel_tlb_flushall_shift_set(struct cpuinfo_x86 *c) } } -static void __cpuinit intel_detect_tlb(struct cpuinfo_x86 *c) +static void intel_detect_tlb(struct cpuinfo_x86 *c) { int i, j, n; unsigned int regs[4]; @@ -661,7 +661,7 @@ static void __cpuinit intel_detect_tlb(struct cpuinfo_x86 *c) intel_tlb_flushall_shift_set(c); } -static const struct cpu_dev __cpuinitconst intel_cpu_dev = { +static const struct cpu_dev intel_cpu_dev = { .c_vendor = "Intel", .c_ident = { "GenuineIntel" }, #ifdef CONFIG_X86_32 diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index 8dc72dda66f..1414c90feab 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -37,7 +37,7 @@ struct _cache_table { /* All the cache descriptor types we care about (no TLB or trace cache entries) */ -static const struct _cache_table __cpuinitconst cache_table[] = +static const struct _cache_table cache_table[] = { { 0x06, LVL_1_INST, 8 }, /* 4-way set assoc, 32 byte line size */ { 0x08, LVL_1_INST, 16 }, /* 4-way set assoc, 32 byte line size */ @@ -203,7 +203,7 @@ union l3_cache { unsigned val; }; -static const unsigned short __cpuinitconst assocs[] = { +static const unsigned short assocs[] = { [1] = 1, [2] = 2, [4] = 4, @@ -217,10 +217,10 @@ static const unsigned short __cpuinitconst assocs[] = { [0xf] = 0xffff /* fully associative - no way to show this currently */ }; -static const unsigned char __cpuinitconst levels[] = { 1, 1, 2, 3 }; -static const unsigned char __cpuinitconst types[] = { 1, 2, 3, 3 }; +static const unsigned char levels[] = { 1, 1, 2, 3 }; +static const unsigned char types[] = { 1, 2, 3, 3 }; -static void __cpuinit +static void amd_cpuid4(int leaf, union _cpuid4_leaf_eax *eax, union _cpuid4_leaf_ebx *ebx, union _cpuid4_leaf_ecx *ecx) @@ -302,7 +302,7 @@ struct _cache_attr { /* * L3 cache descriptors */ -static void __cpuinit amd_calc_l3_indices(struct amd_northbridge *nb) +static void amd_calc_l3_indices(struct amd_northbridge *nb) { struct amd_l3_cache *l3 = &nb->l3_cache; unsigned int sc0, sc1, sc2, sc3; @@ -325,7 +325,7 @@ static void __cpuinit amd_calc_l3_indices(struct amd_northbridge *nb) l3->indices = (max(max3(sc0, sc1, sc2), sc3) << 10) - 1; } -static void __cpuinit amd_init_l3_cache(struct _cpuid4_info_regs *this_leaf, int index) +static void amd_init_l3_cache(struct _cpuid4_info_regs *this_leaf, int index) { int node; @@ -528,8 +528,7 @@ static struct _cache_attr subcaches = #endif /* CONFIG_AMD_NB && CONFIG_SYSFS */ static int -__cpuinit cpuid4_cache_lookup_regs(int index, - struct _cpuid4_info_regs *this_leaf) +cpuid4_cache_lookup_regs(int index, struct _cpuid4_info_regs *this_leaf) { union _cpuid4_leaf_eax eax; union _cpuid4_leaf_ebx ebx; @@ -560,7 +559,7 @@ __cpuinit cpuid4_cache_lookup_regs(int index, return 0; } -static int __cpuinit find_num_cache_leaves(struct cpuinfo_x86 *c) +static int find_num_cache_leaves(struct cpuinfo_x86 *c) { unsigned int eax, ebx, ecx, edx, op; union _cpuid4_leaf_eax cache_eax; @@ -580,7 +579,7 @@ static int __cpuinit find_num_cache_leaves(struct cpuinfo_x86 *c) return i; } -void __cpuinit init_amd_cacheinfo(struct cpuinfo_x86 *c) +void init_amd_cacheinfo(struct cpuinfo_x86 *c) { if (cpu_has_topoext) { @@ -593,7 +592,7 @@ void __cpuinit init_amd_cacheinfo(struct cpuinfo_x86 *c) } } -unsigned int __cpuinit init_intel_cacheinfo(struct cpuinfo_x86 *c) +unsigned int init_intel_cacheinfo(struct cpuinfo_x86 *c) { /* Cache sizes */ unsigned int trace = 0, l1i = 0, l1d = 0, l2 = 0, l3 = 0; @@ -744,7 +743,7 @@ static DEFINE_PER_CPU(struct _cpuid4_info *, ici_cpuid4_info); #ifdef CONFIG_SMP -static int __cpuinit cache_shared_amd_cpu_map_setup(unsigned int cpu, int index) +static int cache_shared_amd_cpu_map_setup(unsigned int cpu, int index) { struct _cpuid4_info *this_leaf; int i, sibling; @@ -793,7 +792,7 @@ static int __cpuinit cache_shared_amd_cpu_map_setup(unsigned int cpu, int index) return 1; } -static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index) +static void cache_shared_cpu_map_setup(unsigned int cpu, int index) { struct _cpuid4_info *this_leaf, *sibling_leaf; unsigned long num_threads_sharing; @@ -828,7 +827,7 @@ static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index) } } } -static void __cpuinit cache_remove_shared_cpu_map(unsigned int cpu, int index) +static void cache_remove_shared_cpu_map(unsigned int cpu, int index) { struct _cpuid4_info *this_leaf, *sibling_leaf; int sibling; @@ -841,16 +840,16 @@ static void __cpuinit cache_remove_shared_cpu_map(unsigned int cpu, int index) } } #else -static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index) +static void cache_shared_cpu_map_setup(unsigned int cpu, int index) { } -static void __cpuinit cache_remove_shared_cpu_map(unsigned int cpu, int index) +static void cache_remove_shared_cpu_map(unsigned int cpu, int index) { } #endif -static void __cpuinit free_cache_attributes(unsigned int cpu) +static void free_cache_attributes(unsigned int cpu) { int i; @@ -861,7 +860,7 @@ static void __cpuinit free_cache_attributes(unsigned int cpu) per_cpu(ici_cpuid4_info, cpu) = NULL; } -static void __cpuinit get_cpu_leaves(void *_retval) +static void get_cpu_leaves(void *_retval) { int j, *retval = _retval, cpu = smp_processor_id(); @@ -881,7 +880,7 @@ static void __cpuinit get_cpu_leaves(void *_retval) } } -static int __cpuinit detect_cache_attributes(unsigned int cpu) +static int detect_cache_attributes(unsigned int cpu) { int retval; @@ -1015,7 +1014,7 @@ static struct attribute *default_attrs[] = { }; #ifdef CONFIG_AMD_NB -static struct attribute ** __cpuinit amd_l3_attrs(void) +static struct attribute **amd_l3_attrs(void) { static struct attribute **attrs; int n; @@ -1091,7 +1090,7 @@ static struct kobj_type ktype_percpu_entry = { .sysfs_ops = &sysfs_ops, }; -static void __cpuinit cpuid4_cache_sysfs_exit(unsigned int cpu) +static void cpuid4_cache_sysfs_exit(unsigned int cpu) { kfree(per_cpu(ici_cache_kobject, cpu)); kfree(per_cpu(ici_index_kobject, cpu)); @@ -1100,7 +1099,7 @@ static void __cpuinit cpuid4_cache_sysfs_exit(unsigned int cpu) free_cache_attributes(cpu); } -static int __cpuinit cpuid4_cache_sysfs_init(unsigned int cpu) +static int cpuid4_cache_sysfs_init(unsigned int cpu) { int err; @@ -1132,7 +1131,7 @@ err_out: static DECLARE_BITMAP(cache_dev_map, NR_CPUS); /* Add/Remove cache interface for CPU device */ -static int __cpuinit cache_add_dev(struct device *dev) +static int cache_add_dev(struct device *dev) { unsigned int cpu = dev->id; unsigned long i, j; @@ -1183,7 +1182,7 @@ static int __cpuinit cache_add_dev(struct device *dev) return 0; } -static void __cpuinit cache_remove_dev(struct device *dev) +static void cache_remove_dev(struct device *dev) { unsigned int cpu = dev->id; unsigned long i; @@ -1200,8 +1199,8 @@ static void __cpuinit cache_remove_dev(struct device *dev) cpuid4_cache_sysfs_exit(cpu); } -static int __cpuinit cacheinfo_cpu_callback(struct notifier_block *nfb, - unsigned long action, void *hcpu) +static int cacheinfo_cpu_callback(struct notifier_block *nfb, + unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; struct device *dev; @@ -1220,7 +1219,7 @@ static int __cpuinit cacheinfo_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata cacheinfo_cpu_notifier = { +static struct notifier_block cacheinfo_cpu_notifier = { .notifier_call = cacheinfo_cpu_callback, }; diff --git a/arch/x86/kernel/cpu/mcheck/mce-severity.c b/arch/x86/kernel/cpu/mcheck/mce-severity.c index e2703520d12..c370e1c4468 100644 --- a/arch/x86/kernel/cpu/mcheck/mce-severity.c +++ b/arch/x86/kernel/cpu/mcheck/mce-severity.c @@ -111,8 +111,8 @@ static struct severity { #ifdef CONFIG_MEMORY_FAILURE MCESEV( KEEP, "Action required but unaffected thread is continuable", - SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR), - MCGMASK(MCG_STATUS_RIPV, MCG_STATUS_RIPV) + SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR, MCI_UC_SAR|MCI_ADDR), + MCGMASK(MCG_STATUS_RIPV|MCG_STATUS_EIPV, MCG_STATUS_RIPV) ), MCESEV( AR, "Action required: data load error in a user process", diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index bf49cdbb010..87a65c939bc 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -1363,7 +1363,7 @@ int mce_notify_irq(void) } EXPORT_SYMBOL_GPL(mce_notify_irq); -static int __cpuinit __mcheck_cpu_mce_banks_init(void) +static int __mcheck_cpu_mce_banks_init(void) { int i; u8 num_banks = mca_cfg.banks; @@ -1384,7 +1384,7 @@ static int __cpuinit __mcheck_cpu_mce_banks_init(void) /* * Initialize Machine Checks for a CPU. */ -static int __cpuinit __mcheck_cpu_cap_init(void) +static int __mcheck_cpu_cap_init(void) { unsigned b; u64 cap; @@ -1483,7 +1483,7 @@ static void quirk_sandybridge_ifu(int bank, struct mce *m, struct pt_regs *regs) } /* Add per CPU specific workarounds here */ -static int __cpuinit __mcheck_cpu_apply_quirks(struct cpuinfo_x86 *c) +static int __mcheck_cpu_apply_quirks(struct cpuinfo_x86 *c) { struct mca_config *cfg = &mca_cfg; @@ -1593,7 +1593,7 @@ static int __cpuinit __mcheck_cpu_apply_quirks(struct cpuinfo_x86 *c) return 0; } -static int __cpuinit __mcheck_cpu_ancient_init(struct cpuinfo_x86 *c) +static int __mcheck_cpu_ancient_init(struct cpuinfo_x86 *c) { if (c->x86 != 5) return 0; @@ -1664,7 +1664,7 @@ void (*machine_check_vector)(struct pt_regs *, long error_code) = * Called for each booted CPU to set up machine checks. * Must be called with preempt off: */ -void __cpuinit mcheck_cpu_init(struct cpuinfo_x86 *c) +void mcheck_cpu_init(struct cpuinfo_x86 *c) { if (mca_cfg.disabled) return; @@ -2082,7 +2082,6 @@ static struct bus_type mce_subsys = { DEFINE_PER_CPU(struct device *, mce_device); -__cpuinitdata void (*threshold_cpu_callback)(unsigned long action, unsigned int cpu); static inline struct mce_bank *attr_to_bank(struct device_attribute *attr) @@ -2228,7 +2227,7 @@ static void mce_device_release(struct device *dev) } /* Per cpu device init. All of the cpus still share the same ctrl bank: */ -static __cpuinit int mce_device_create(unsigned int cpu) +static int mce_device_create(unsigned int cpu) { struct device *dev; int err; @@ -2274,7 +2273,7 @@ error: return err; } -static __cpuinit void mce_device_remove(unsigned int cpu) +static void mce_device_remove(unsigned int cpu) { struct device *dev = per_cpu(mce_device, cpu); int i; @@ -2294,7 +2293,7 @@ static __cpuinit void mce_device_remove(unsigned int cpu) } /* Make sure there are no machine checks on offlined CPUs. */ -static void __cpuinit mce_disable_cpu(void *h) +static void mce_disable_cpu(void *h) { unsigned long action = *(unsigned long *)h; int i; @@ -2312,7 +2311,7 @@ static void __cpuinit mce_disable_cpu(void *h) } } -static void __cpuinit mce_reenable_cpu(void *h) +static void mce_reenable_cpu(void *h) { unsigned long action = *(unsigned long *)h; int i; @@ -2331,7 +2330,7 @@ static void __cpuinit mce_reenable_cpu(void *h) } /* Get notified when a cpu comes on/off. Be hotplug friendly. */ -static int __cpuinit +static int mce_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; @@ -2367,7 +2366,7 @@ mce_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) return NOTIFY_OK; } -static struct notifier_block mce_cpu_notifier __cpuinitdata = { +static struct notifier_block mce_cpu_notifier = { .notifier_call = mce_cpu_callback, }; diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c index 9cb52767999..603df4f7464 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_amd.c +++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c @@ -458,10 +458,8 @@ static struct kobj_type threshold_ktype = { .default_attrs = default_attrs, }; -static __cpuinit int allocate_threshold_blocks(unsigned int cpu, - unsigned int bank, - unsigned int block, - u32 address) +static int allocate_threshold_blocks(unsigned int cpu, unsigned int bank, + unsigned int block, u32 address) { struct threshold_block *b = NULL; u32 low, high; @@ -543,7 +541,7 @@ out_free: return err; } -static __cpuinit int __threshold_add_blocks(struct threshold_bank *b) +static int __threshold_add_blocks(struct threshold_bank *b) { struct list_head *head = &b->blocks->miscj; struct threshold_block *pos = NULL; @@ -567,7 +565,7 @@ static __cpuinit int __threshold_add_blocks(struct threshold_bank *b) return err; } -static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank) +static int threshold_create_bank(unsigned int cpu, unsigned int bank) { struct device *dev = per_cpu(mce_device, cpu); struct amd_northbridge *nb = NULL; @@ -632,7 +630,7 @@ static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank) } /* create dir/files for all valid threshold banks */ -static __cpuinit int threshold_create_device(unsigned int cpu) +static int threshold_create_device(unsigned int cpu) { unsigned int bank; struct threshold_bank **bp; @@ -736,7 +734,7 @@ static void threshold_remove_device(unsigned int cpu) } /* get notified when a cpu comes on/off */ -static void __cpuinit +static void amd_64_threshold_cpu_callback(unsigned long action, unsigned int cpu) { switch (action) { diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c index 41e8e00a663..3eec7de76ef 100644 --- a/arch/x86/kernel/cpu/mcheck/therm_throt.c +++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c @@ -240,8 +240,7 @@ __setup("int_pln_enable", int_pln_enable_setup); #ifdef CONFIG_SYSFS /* Add/Remove thermal_throttle interface for CPU device: */ -static __cpuinit int thermal_throttle_add_dev(struct device *dev, - unsigned int cpu) +static int thermal_throttle_add_dev(struct device *dev, unsigned int cpu) { int err; struct cpuinfo_x86 *c = &cpu_data(cpu); @@ -267,7 +266,7 @@ static __cpuinit int thermal_throttle_add_dev(struct device *dev, return err; } -static __cpuinit void thermal_throttle_remove_dev(struct device *dev) +static void thermal_throttle_remove_dev(struct device *dev) { sysfs_remove_group(&dev->kobj, &thermal_attr_group); } @@ -276,7 +275,7 @@ static __cpuinit void thermal_throttle_remove_dev(struct device *dev) static DEFINE_MUTEX(therm_cpu_lock); /* Get notified when a cpu comes on/off. Be hotplug friendly. */ -static __cpuinit int +static int thermal_throttle_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) @@ -307,7 +306,7 @@ thermal_throttle_cpu_callback(struct notifier_block *nfb, return notifier_from_errno(err); } -static struct notifier_block thermal_throttle_cpu_notifier __cpuinitdata = +static struct notifier_block thermal_throttle_cpu_notifier = { .notifier_call = thermal_throttle_cpu_callback, }; diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 9e581c5cf6d..a7c7305030c 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -1295,7 +1295,7 @@ perf_event_nmi_handler(unsigned int cmd, struct pt_regs *regs) struct event_constraint emptyconstraint; struct event_constraint unconstrained; -static int __cpuinit +static int x86_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) { unsigned int cpu = (long)hcpu; diff --git a/arch/x86/kernel/cpu/perf_event_amd_ibs.c b/arch/x86/kernel/cpu/perf_event_amd_ibs.c index 5f0581e713c..e09f0bfb7b8 100644 --- a/arch/x86/kernel/cpu/perf_event_amd_ibs.c +++ b/arch/x86/kernel/cpu/perf_event_amd_ibs.c @@ -851,7 +851,7 @@ static void clear_APIC_ibs(void *dummy) setup_APIC_eilvt(offset, 0, APIC_EILVT_MSG_FIX, 1); } -static int __cpuinit +static int perf_ibs_cpu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) { switch (action & ~CPU_TASKS_FROZEN) { diff --git a/arch/x86/kernel/cpu/perf_event_amd_uncore.c b/arch/x86/kernel/cpu/perf_event_amd_uncore.c index c0c661adf03..754291adec3 100644 --- a/arch/x86/kernel/cpu/perf_event_amd_uncore.c +++ b/arch/x86/kernel/cpu/perf_event_amd_uncore.c @@ -288,13 +288,13 @@ static struct pmu amd_l2_pmu = { .read = amd_uncore_read, }; -static struct amd_uncore * __cpuinit amd_uncore_alloc(unsigned int cpu) +static struct amd_uncore *amd_uncore_alloc(unsigned int cpu) { return kzalloc_node(sizeof(struct amd_uncore), GFP_KERNEL, cpu_to_node(cpu)); } -static void __cpuinit amd_uncore_cpu_up_prepare(unsigned int cpu) +static void amd_uncore_cpu_up_prepare(unsigned int cpu) { struct amd_uncore *uncore; @@ -322,8 +322,8 @@ static void __cpuinit amd_uncore_cpu_up_prepare(unsigned int cpu) } static struct amd_uncore * -__cpuinit amd_uncore_find_online_sibling(struct amd_uncore *this, - struct amd_uncore * __percpu *uncores) +amd_uncore_find_online_sibling(struct amd_uncore *this, + struct amd_uncore * __percpu *uncores) { unsigned int cpu; struct amd_uncore *that; @@ -348,7 +348,7 @@ __cpuinit amd_uncore_find_online_sibling(struct amd_uncore *this, return this; } -static void __cpuinit amd_uncore_cpu_starting(unsigned int cpu) +static void amd_uncore_cpu_starting(unsigned int cpu) { unsigned int eax, ebx, ecx, edx; struct amd_uncore *uncore; @@ -376,8 +376,8 @@ static void __cpuinit amd_uncore_cpu_starting(unsigned int cpu) } } -static void __cpuinit uncore_online(unsigned int cpu, - struct amd_uncore * __percpu *uncores) +static void uncore_online(unsigned int cpu, + struct amd_uncore * __percpu *uncores) { struct amd_uncore *uncore = *per_cpu_ptr(uncores, cpu); @@ -388,7 +388,7 @@ static void __cpuinit uncore_online(unsigned int cpu, cpumask_set_cpu(cpu, uncore->active_mask); } -static void __cpuinit amd_uncore_cpu_online(unsigned int cpu) +static void amd_uncore_cpu_online(unsigned int cpu) { if (amd_uncore_nb) uncore_online(cpu, amd_uncore_nb); @@ -397,8 +397,8 @@ static void __cpuinit amd_uncore_cpu_online(unsigned int cpu) uncore_online(cpu, amd_uncore_l2); } -static void __cpuinit uncore_down_prepare(unsigned int cpu, - struct amd_uncore * __percpu *uncores) +static void uncore_down_prepare(unsigned int cpu, + struct amd_uncore * __percpu *uncores) { unsigned int i; struct amd_uncore *this = *per_cpu_ptr(uncores, cpu); @@ -423,7 +423,7 @@ static void __cpuinit uncore_down_prepare(unsigned int cpu, } } -static void __cpuinit amd_uncore_cpu_down_prepare(unsigned int cpu) +static void amd_uncore_cpu_down_prepare(unsigned int cpu) { if (amd_uncore_nb) uncore_down_prepare(cpu, amd_uncore_nb); @@ -432,8 +432,7 @@ static void __cpuinit amd_uncore_cpu_down_prepare(unsigned int cpu) uncore_down_prepare(cpu, amd_uncore_l2); } -static void __cpuinit uncore_dead(unsigned int cpu, - struct amd_uncore * __percpu *uncores) +static void uncore_dead(unsigned int cpu, struct amd_uncore * __percpu *uncores) { struct amd_uncore *uncore = *per_cpu_ptr(uncores, cpu); @@ -445,7 +444,7 @@ static void __cpuinit uncore_dead(unsigned int cpu, *per_cpu_ptr(amd_uncore_nb, cpu) = NULL; } -static void __cpuinit amd_uncore_cpu_dead(unsigned int cpu) +static void amd_uncore_cpu_dead(unsigned int cpu) { if (amd_uncore_nb) uncore_dead(cpu, amd_uncore_nb); @@ -454,7 +453,7 @@ static void __cpuinit amd_uncore_cpu_dead(unsigned int cpu) uncore_dead(cpu, amd_uncore_l2); } -static int __cpuinit +static int amd_uncore_cpu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) { @@ -489,7 +488,7 @@ amd_uncore_cpu_notifier(struct notifier_block *self, unsigned long action, return NOTIFY_OK; } -static struct notifier_block amd_uncore_cpu_notifier_block __cpuinitdata = { +static struct notifier_block amd_uncore_cpu_notifier_block = { .notifier_call = amd_uncore_cpu_notifier, .priority = CPU_PRI_PERF + 1, }; diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c index 9dd99751ccf..cad791dbde9 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c @@ -3297,7 +3297,7 @@ static void __init uncore_pci_exit(void) /* CPU hot plug/unplug are serialized by cpu_add_remove_lock mutex */ static LIST_HEAD(boxes_to_free); -static void __cpuinit uncore_kfree_boxes(void) +static void uncore_kfree_boxes(void) { struct intel_uncore_box *box; @@ -3309,7 +3309,7 @@ static void __cpuinit uncore_kfree_boxes(void) } } -static void __cpuinit uncore_cpu_dying(int cpu) +static void uncore_cpu_dying(int cpu) { struct intel_uncore_type *type; struct intel_uncore_pmu *pmu; @@ -3328,7 +3328,7 @@ static void __cpuinit uncore_cpu_dying(int cpu) } } -static int __cpuinit uncore_cpu_starting(int cpu) +static int uncore_cpu_starting(int cpu) { struct intel_uncore_type *type; struct intel_uncore_pmu *pmu; @@ -3371,7 +3371,7 @@ static int __cpuinit uncore_cpu_starting(int cpu) return 0; } -static int __cpuinit uncore_cpu_prepare(int cpu, int phys_id) +static int uncore_cpu_prepare(int cpu, int phys_id) { struct intel_uncore_type *type; struct intel_uncore_pmu *pmu; @@ -3397,7 +3397,7 @@ static int __cpuinit uncore_cpu_prepare(int cpu, int phys_id) return 0; } -static void __cpuinit +static void uncore_change_context(struct intel_uncore_type **uncores, int old_cpu, int new_cpu) { struct intel_uncore_type *type; @@ -3435,7 +3435,7 @@ uncore_change_context(struct intel_uncore_type **uncores, int old_cpu, int new_c } } -static void __cpuinit uncore_event_exit_cpu(int cpu) +static void uncore_event_exit_cpu(int cpu) { int i, phys_id, target; @@ -3463,7 +3463,7 @@ static void __cpuinit uncore_event_exit_cpu(int cpu) uncore_change_context(pci_uncores, cpu, target); } -static void __cpuinit uncore_event_init_cpu(int cpu) +static void uncore_event_init_cpu(int cpu) { int i, phys_id; @@ -3479,8 +3479,8 @@ static void __cpuinit uncore_event_init_cpu(int cpu) uncore_change_context(pci_uncores, -1, cpu); } -static int - __cpuinit uncore_cpu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) +static int uncore_cpu_notifier(struct notifier_block *self, + unsigned long action, void *hcpu) { unsigned int cpu = (long)hcpu; @@ -3520,7 +3520,7 @@ static int return NOTIFY_OK; } -static struct notifier_block uncore_cpu_nb __cpuinitdata = { +static struct notifier_block uncore_cpu_nb = { .notifier_call = uncore_cpu_notifier, /* * to migrate uncore events, our notifier should be executed diff --git a/arch/x86/kernel/cpu/rdrand.c b/arch/x86/kernel/cpu/rdrand.c index feca286c2bb..88db010845c 100644 --- a/arch/x86/kernel/cpu/rdrand.c +++ b/arch/x86/kernel/cpu/rdrand.c @@ -52,7 +52,7 @@ static inline int rdrand_long(unsigned long *v) */ #define RESEED_LOOP ((512*128)/sizeof(unsigned long)) -void __cpuinit x86_init_rdrand(struct cpuinfo_x86 *c) +void x86_init_rdrand(struct cpuinfo_x86 *c) { #ifdef CONFIG_ARCH_RANDOM unsigned long tmp; diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index d92b5dad15d..f2cc63e9cf0 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c @@ -24,13 +24,13 @@ enum cpuid_regs { CR_EBX }; -void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c) +void init_scattered_cpuid_features(struct cpuinfo_x86 *c) { u32 max_level; u32 regs[4]; const struct cpuid_bit *cb; - static const struct cpuid_bit __cpuinitconst cpuid_bits[] = { + static const struct cpuid_bit cpuid_bits[] = { { X86_FEATURE_DTHERM, CR_EAX, 0, 0x00000006, 0 }, { X86_FEATURE_IDA, CR_EAX, 1, 0x00000006, 0 }, { X86_FEATURE_ARAT, CR_EAX, 2, 0x00000006, 0 }, diff --git a/arch/x86/kernel/cpu/topology.c b/arch/x86/kernel/cpu/topology.c index 4397e987a1c..4c60eaf0571 100644 --- a/arch/x86/kernel/cpu/topology.c +++ b/arch/x86/kernel/cpu/topology.c @@ -26,7 +26,7 @@ * exists, use it for populating initial_apicid and cpu topology * detection. */ -void __cpuinit detect_extended_topology(struct cpuinfo_x86 *c) +void detect_extended_topology(struct cpuinfo_x86 *c) { #ifdef CONFIG_SMP unsigned int eax, ebx, ecx, edx, sub_index; diff --git a/arch/x86/kernel/cpu/transmeta.c b/arch/x86/kernel/cpu/transmeta.c index 28000743bbb..aa0430d69b9 100644 --- a/arch/x86/kernel/cpu/transmeta.c +++ b/arch/x86/kernel/cpu/transmeta.c @@ -5,7 +5,7 @@ #include <asm/msr.h> #include "cpu.h" -static void __cpuinit early_init_transmeta(struct cpuinfo_x86 *c) +static void early_init_transmeta(struct cpuinfo_x86 *c) { u32 xlvl; @@ -17,7 +17,7 @@ static void __cpuinit early_init_transmeta(struct cpuinfo_x86 *c) } } -static void __cpuinit init_transmeta(struct cpuinfo_x86 *c) +static void init_transmeta(struct cpuinfo_x86 *c) { unsigned int cap_mask, uk, max, dummy; unsigned int cms_rev1, cms_rev2; @@ -98,7 +98,7 @@ static void __cpuinit init_transmeta(struct cpuinfo_x86 *c) #endif } -static const struct cpu_dev __cpuinitconst transmeta_cpu_dev = { +static const struct cpu_dev transmeta_cpu_dev = { .c_vendor = "Transmeta", .c_ident = { "GenuineTMx86", "TransmetaCPU" }, .c_early_init = early_init_transmeta, diff --git a/arch/x86/kernel/cpu/umc.c b/arch/x86/kernel/cpu/umc.c index fd2c37bf7ac..202759a1412 100644 --- a/arch/x86/kernel/cpu/umc.c +++ b/arch/x86/kernel/cpu/umc.c @@ -8,7 +8,7 @@ * so no special init takes place. */ -static const struct cpu_dev __cpuinitconst umc_cpu_dev = { +static const struct cpu_dev umc_cpu_dev = { .c_vendor = "UMC", .c_ident = { "UMC UMC UMC" }, .c_models = { diff --git a/arch/x86/kernel/cpu/vmware.c b/arch/x86/kernel/cpu/vmware.c index 03a36321ec5..7076878404e 100644 --- a/arch/x86/kernel/cpu/vmware.c +++ b/arch/x86/kernel/cpu/vmware.c @@ -122,7 +122,7 @@ static bool __init vmware_platform(void) * so that the kernel could just trust the hypervisor with providing a * reliable virtual TSC that is suitable for timekeeping. */ -static void __cpuinit vmware_set_cpu_features(struct cpuinfo_x86 *c) +static void vmware_set_cpu_features(struct cpuinfo_x86 *c) { set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC); set_cpu_cap(c, X86_FEATURE_TSC_RELIABLE); diff --git a/arch/x86/kernel/cpuid.c b/arch/x86/kernel/cpuid.c index 1e4dbcfe6d3..7d9481c743f 100644 --- a/arch/x86/kernel/cpuid.c +++ b/arch/x86/kernel/cpuid.c @@ -137,7 +137,7 @@ static const struct file_operations cpuid_fops = { .open = cpuid_open, }; -static __cpuinit int cpuid_device_create(int cpu) +static int cpuid_device_create(int cpu) { struct device *dev; @@ -151,9 +151,8 @@ static void cpuid_device_destroy(int cpu) device_destroy(cpuid_class, MKDEV(CPUID_MAJOR, cpu)); } -static int __cpuinit cpuid_class_cpu_callback(struct notifier_block *nfb, - unsigned long action, - void *hcpu) +static int cpuid_class_cpu_callback(struct notifier_block *nfb, + unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; int err = 0; diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c index 4934890e4db..69eb2fa2549 100644 --- a/arch/x86/kernel/devicetree.c +++ b/arch/x86/kernel/devicetree.c @@ -133,7 +133,7 @@ static void x86_of_pci_irq_disable(struct pci_dev *dev) { } -void __cpuinit x86_of_pci_init(void) +void x86_of_pci_init(void) { pcibios_enable_irq = x86_of_pci_irq_enable; pcibios_disable_irq = x86_of_pci_irq_disable; diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 94ab6b90dd3..63bdb29b254 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -196,15 +196,23 @@ static void __init ati_bugs_contd(int num, int slot, int func) static void __init intel_remapping_check(int num, int slot, int func) { u8 revision; + u16 device; + device = read_pci_config_16(num, slot, func, PCI_DEVICE_ID); revision = read_pci_config_byte(num, slot, func, PCI_REVISION_ID); /* - * Revision 0x13 of this chipset supports irq remapping - * but has an erratum that breaks its behavior, flag it as such + * Revision 13 of all triggering devices id in this quirk have + * a problem draining interrupts when irq remapping is enabled, + * and should be flagged as broken. Additionally revisions 0x12 + * and 0x22 of device id 0x3405 has this problem. */ if (revision == 0x13) set_irq_remapping_broken(); + else if ((device == 0x3405) && + ((revision == 0x12) || + (revision == 0x22))) + set_irq_remapping_broken(); } @@ -239,6 +247,8 @@ static struct chipset early_qrk[] __initdata = { PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs_contd }, { PCI_VENDOR_ID_INTEL, 0x3403, PCI_CLASS_BRIDGE_HOST, PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check }, + { PCI_VENDOR_ID_INTEL, 0x3405, PCI_CLASS_BRIDGE_HOST, + PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check }, { PCI_VENDOR_ID_INTEL, 0x3406, PCI_CLASS_BRIDGE_HOST, PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check }, {} diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index e65ddc62e11..5dd87a89f01 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -292,7 +292,6 @@ ENDPROC(start_cpu0) * If cpu hotplug is not supported then this code can go in init section * which will be freed later */ -__CPUINIT ENTRY(startup_32_smp) cld movl $(__BOOT_DS),%eax diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index 5e4d8a8a5c4..e1aabdb314c 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -512,21 +512,6 @@ ENTRY(phys_base) #include "../../x86/xen/xen-head.S" - .section .bss, "aw", @nobits - .align L1_CACHE_BYTES -ENTRY(idt_table) - .skip IDT_ENTRIES * 16 - - .align L1_CACHE_BYTES -ENTRY(debug_idt_table) - .skip IDT_ENTRIES * 16 - -#ifdef CONFIG_TRACING - .align L1_CACHE_BYTES -ENTRY(trace_idt_table) - .skip IDT_ENTRIES * 16 -#endif - __PAGE_ALIGNED_BSS NEXT_PAGE(empty_zero_page) .skip PAGE_SIZE diff --git a/arch/x86/kernel/i387.c b/arch/x86/kernel/i387.c index b627746f6b1..5d576ab3440 100644 --- a/arch/x86/kernel/i387.c +++ b/arch/x86/kernel/i387.c @@ -108,15 +108,15 @@ EXPORT_SYMBOL(unlazy_fpu); unsigned int mxcsr_feature_mask __read_mostly = 0xffffffffu; unsigned int xstate_size; EXPORT_SYMBOL_GPL(xstate_size); -static struct i387_fxsave_struct fx_scratch __cpuinitdata; +static struct i387_fxsave_struct fx_scratch; -static void __cpuinit mxcsr_feature_mask_init(void) +static void mxcsr_feature_mask_init(void) { unsigned long mask = 0; if (cpu_has_fxsr) { memset(&fx_scratch, 0, sizeof(struct i387_fxsave_struct)); - asm volatile("fxsave %0" : : "m" (fx_scratch)); + asm volatile("fxsave %0" : "+m" (fx_scratch)); mask = fx_scratch.mxcsr_mask; if (mask == 0) mask = 0x0000ffbf; @@ -124,7 +124,7 @@ static void __cpuinit mxcsr_feature_mask_init(void) mxcsr_feature_mask &= mask; } -static void __cpuinit init_thread_xstate(void) +static void init_thread_xstate(void) { /* * Note that xstate_size might be overwriten later during @@ -153,7 +153,7 @@ static void __cpuinit init_thread_xstate(void) * into all processes. */ -void __cpuinit fpu_init(void) +void fpu_init(void) { unsigned long cr0; unsigned long cr4_mask = 0; @@ -608,7 +608,7 @@ static int __init no_387(char *s) __setup("no387", no_387); -void __cpuinit fpu_detect(struct cpuinfo_x86 *c) +void fpu_detect(struct cpuinfo_x86 *c) { unsigned long cr0; u16 fsw, fcw; diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c index 344faf8d0d6..4186755f1d7 100644 --- a/arch/x86/kernel/irq_32.c +++ b/arch/x86/kernel/irq_32.c @@ -119,7 +119,7 @@ execute_on_irq_stack(int overflow, struct irq_desc *desc, int irq) /* * allocate per-cpu stacks for hardirq and for softirq processing */ -void __cpuinit irq_ctx_init(int cpu) +void irq_ctx_init(int cpu) { union irq_ctx *irqctx; diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index cd6d9a5a42f..a96d32cc55b 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -320,7 +320,7 @@ static void kvm_guest_apic_eoi_write(u32 reg, u32 val) apic_write(APIC_EOI, APIC_EOI_ACK); } -void __cpuinit kvm_guest_cpu_init(void) +void kvm_guest_cpu_init(void) { if (!kvm_para_available()) return; @@ -421,7 +421,7 @@ static void __init kvm_smp_prepare_boot_cpu(void) native_smp_prepare_boot_cpu(); } -static void __cpuinit kvm_guest_cpu_online(void *dummy) +static void kvm_guest_cpu_online(void *dummy) { kvm_guest_cpu_init(); } @@ -435,8 +435,8 @@ static void kvm_guest_cpu_offline(void *dummy) apf_task_wake_all(); } -static int __cpuinit kvm_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int kvm_cpu_notify(struct notifier_block *self, unsigned long action, + void *hcpu) { int cpu = (unsigned long)hcpu; switch (action) { @@ -455,7 +455,7 @@ static int __cpuinit kvm_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata kvm_cpu_notifier = { +static struct notifier_block kvm_cpu_notifier = { .notifier_call = kvm_cpu_notify, }; #endif diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index 1f354f4b602..1570e074134 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c @@ -182,7 +182,7 @@ static void kvm_restore_sched_clock_state(void) } #ifdef CONFIG_X86_LOCAL_APIC -static void __cpuinit kvm_setup_secondary_clock(void) +static void kvm_setup_secondary_clock(void) { /* * Now that the first cpu already had this clocksource initialized, diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c index 47ebb1dbfbc..7a0adb7ee43 100644 --- a/arch/x86/kernel/microcode_amd.c +++ b/arch/x86/kernel/microcode_amd.c @@ -220,12 +220,13 @@ int apply_microcode_amd(int cpu) return 0; } - if (__apply_microcode_amd(mc_amd)) + if (__apply_microcode_amd(mc_amd)) { pr_err("CPU%d: update failed for patch_level=0x%08x\n", cpu, mc_amd->hdr.patch_id); - else - pr_info("CPU%d: new patch_level=0x%08x\n", cpu, - mc_amd->hdr.patch_id); + return -1; + } + pr_info("CPU%d: new patch_level=0x%08x\n", cpu, + mc_amd->hdr.patch_id); uci->cpu_sig.rev = mc_amd->hdr.patch_id; c->microcode = mc_amd->hdr.patch_id; diff --git a/arch/x86/kernel/microcode_amd_early.c b/arch/x86/kernel/microcode_amd_early.c index 1ac6e9aee76..1d14ffee574 100644 --- a/arch/x86/kernel/microcode_amd_early.c +++ b/arch/x86/kernel/microcode_amd_early.c @@ -82,7 +82,7 @@ static struct cpio_data __init find_ucode_in_initrd(void) * load_microcode_amd() to save equivalent cpu table and microcode patches in * kernel heap memory. */ -static void __cpuinit apply_ucode_in_initrd(void *ucode, size_t size) +static void apply_ucode_in_initrd(void *ucode, size_t size) { struct equiv_cpu_entry *eq; u32 *header; @@ -206,7 +206,7 @@ u8 amd_bsp_mpb[MPB_MAX_SIZE]; * save_microcode_in_initrd_amd() BSP's patch is copied to amd_bsp_mpb, which * is used upon resume from suspend. */ -void __cpuinit load_ucode_amd_ap(void) +void load_ucode_amd_ap(void) { struct microcode_amd *mc; unsigned long *initrd; @@ -238,7 +238,7 @@ static void __init collect_cpu_sig_on_bsp(void *arg) uci->cpu_sig.sig = cpuid_eax(0x00000001); } #else -static void __cpuinit collect_cpu_info_amd_early(struct cpuinfo_x86 *c, +static void collect_cpu_info_amd_early(struct cpuinfo_x86 *c, struct ucode_cpu_info *uci) { u32 rev, eax; @@ -252,7 +252,7 @@ static void __cpuinit collect_cpu_info_amd_early(struct cpuinfo_x86 *c, c->x86 = ((eax >> 8) & 0xf) + ((eax >> 20) & 0xff); } -void __cpuinit load_ucode_amd_ap(void) +void load_ucode_amd_ap(void) { unsigned int cpu = smp_processor_id(); diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c index 22db92bbdf1..15c987698b0 100644 --- a/arch/x86/kernel/microcode_core.c +++ b/arch/x86/kernel/microcode_core.c @@ -468,7 +468,7 @@ static struct syscore_ops mc_syscore_ops = { .resume = mc_bp_resume, }; -static __cpuinit int +static int mc_cpu_callback(struct notifier_block *nb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; diff --git a/arch/x86/kernel/microcode_core_early.c b/arch/x86/kernel/microcode_core_early.c index 86119f63db0..be7f8514f57 100644 --- a/arch/x86/kernel/microcode_core_early.c +++ b/arch/x86/kernel/microcode_core_early.c @@ -41,7 +41,7 @@ * * x86_vendor() gets vendor information directly through cpuid. */ -static int __cpuinit x86_vendor(void) +static int x86_vendor(void) { u32 eax = 0x00000000; u32 ebx, ecx = 0, edx; @@ -57,7 +57,7 @@ static int __cpuinit x86_vendor(void) return X86_VENDOR_UNKNOWN; } -static int __cpuinit x86_family(void) +static int x86_family(void) { u32 eax = 0x00000001; u32 ebx, ecx = 0, edx; @@ -96,7 +96,7 @@ void __init load_ucode_bsp(void) } } -void __cpuinit load_ucode_ap(void) +void load_ucode_ap(void) { int vendor, x86; diff --git a/arch/x86/kernel/microcode_intel_early.c b/arch/x86/kernel/microcode_intel_early.c index dabef95506f..1575deb2e63 100644 --- a/arch/x86/kernel/microcode_intel_early.c +++ b/arch/x86/kernel/microcode_intel_early.c @@ -34,7 +34,7 @@ struct mc_saved_data { struct microcode_intel **mc_saved; } mc_saved_data; -static enum ucode_state __cpuinit +static enum ucode_state generic_load_microcode_early(struct microcode_intel **mc_saved_p, unsigned int mc_saved_count, struct ucode_cpu_info *uci) @@ -69,7 +69,7 @@ out: return state; } -static void __cpuinit +static void microcode_pointer(struct microcode_intel **mc_saved, unsigned long *mc_saved_in_initrd, unsigned long initrd_start, int mc_saved_count) @@ -82,7 +82,7 @@ microcode_pointer(struct microcode_intel **mc_saved, } #ifdef CONFIG_X86_32 -static void __cpuinit +static void microcode_phys(struct microcode_intel **mc_saved_tmp, struct mc_saved_data *mc_saved_data) { @@ -101,7 +101,7 @@ microcode_phys(struct microcode_intel **mc_saved_tmp, } #endif -static enum ucode_state __cpuinit +static enum ucode_state load_microcode(struct mc_saved_data *mc_saved_data, unsigned long *mc_saved_in_initrd, unsigned long initrd_start, @@ -375,7 +375,7 @@ do { \ #define native_wrmsr(msr, low, high) \ native_write_msr(msr, low, high); -static int __cpuinit collect_cpu_info_early(struct ucode_cpu_info *uci) +static int collect_cpu_info_early(struct ucode_cpu_info *uci) { unsigned int val[2]; u8 x86, x86_model; @@ -584,7 +584,7 @@ scan_microcode(unsigned long start, unsigned long end, /* * Print ucode update info. */ -static void __cpuinit +static void print_ucode_info(struct ucode_cpu_info *uci, unsigned int date) { int cpu = smp_processor_id(); @@ -605,7 +605,7 @@ static int current_mc_date; /* * Print early updated ucode info after printk works. This is delayed info dump. */ -void __cpuinit show_ucode_info_early(void) +void show_ucode_info_early(void) { struct ucode_cpu_info uci; @@ -621,7 +621,7 @@ void __cpuinit show_ucode_info_early(void) * mc_saved_data.mc_saved and delay printing microcode info in * show_ucode_info_early() until printk() works. */ -static void __cpuinit print_ucode(struct ucode_cpu_info *uci) +static void print_ucode(struct ucode_cpu_info *uci) { struct microcode_intel *mc_intel; int *delay_ucode_info_p; @@ -643,12 +643,12 @@ static void __cpuinit print_ucode(struct ucode_cpu_info *uci) * Flush global tlb. We only do this in x86_64 where paging has been enabled * already and PGE should be enabled as well. */ -static inline void __cpuinit flush_tlb_early(void) +static inline void flush_tlb_early(void) { __native_flush_tlb_global_irq_disabled(); } -static inline void __cpuinit print_ucode(struct ucode_cpu_info *uci) +static inline void print_ucode(struct ucode_cpu_info *uci) { struct microcode_intel *mc_intel; @@ -660,8 +660,8 @@ static inline void __cpuinit print_ucode(struct ucode_cpu_info *uci) } #endif -static int __cpuinit apply_microcode_early(struct mc_saved_data *mc_saved_data, - struct ucode_cpu_info *uci) +static int apply_microcode_early(struct mc_saved_data *mc_saved_data, + struct ucode_cpu_info *uci) { struct microcode_intel *mc_intel; unsigned int val[2]; @@ -763,7 +763,7 @@ load_ucode_intel_bsp(void) #endif } -void __cpuinit load_ucode_intel_ap(void) +void load_ucode_intel_ap(void) { struct mc_saved_data *mc_saved_data_p; struct ucode_cpu_info uci; diff --git a/arch/x86/kernel/mmconf-fam10h_64.c b/arch/x86/kernel/mmconf-fam10h_64.c index ac861b8348e..f4c886d9165 100644 --- a/arch/x86/kernel/mmconf-fam10h_64.c +++ b/arch/x86/kernel/mmconf-fam10h_64.c @@ -24,14 +24,14 @@ struct pci_hostbridge_probe { u32 device; }; -static u64 __cpuinitdata fam10h_pci_mmconf_base; +static u64 fam10h_pci_mmconf_base; -static struct pci_hostbridge_probe pci_probes[] __cpuinitdata = { +static struct pci_hostbridge_probe pci_probes[] = { { 0, 0x18, PCI_VENDOR_ID_AMD, 0x1200 }, { 0xff, 0, PCI_VENDOR_ID_AMD, 0x1200 }, }; -static int __cpuinit cmp_range(const void *x1, const void *x2) +static int cmp_range(const void *x1, const void *x2) { const struct range *r1 = x1; const struct range *r2 = x2; @@ -49,7 +49,7 @@ static int __cpuinit cmp_range(const void *x1, const void *x2) /* need to avoid (0xfd<<32), (0xfe<<32), and (0xff<<32), ht used space */ #define FAM10H_PCI_MMCONF_BASE (0xfcULL<<32) #define BASE_VALID(b) ((b) + MMCONF_SIZE <= (0xfdULL<<32) || (b) >= (1ULL<<40)) -static void __cpuinit get_fam10h_pci_mmconf_base(void) +static void get_fam10h_pci_mmconf_base(void) { int i; unsigned bus; @@ -166,7 +166,7 @@ out: fam10h_pci_mmconf_base = base; } -void __cpuinit fam10h_check_enable_mmcfg(void) +void fam10h_check_enable_mmcfg(void) { u64 val; u32 address; @@ -230,7 +230,7 @@ static const struct dmi_system_id __initconst mmconf_dmi_table[] = { {} }; -/* Called from a __cpuinit function, but only on the BSP. */ +/* Called from a non __init function, but only on the BSP. */ void __ref check_enable_amd_mmconf_dmi(void) { dmi_check_system(mmconf_dmi_table); diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c index ce130493b80..88458faea2f 100644 --- a/arch/x86/kernel/msr.c +++ b/arch/x86/kernel/msr.c @@ -200,7 +200,7 @@ static const struct file_operations msr_fops = { .compat_ioctl = msr_ioctl, }; -static int __cpuinit msr_device_create(int cpu) +static int msr_device_create(int cpu) { struct device *dev; @@ -214,8 +214,8 @@ static void msr_device_destroy(int cpu) device_destroy(msr_class, MKDEV(MSR_MAJOR, cpu)); } -static int __cpuinit msr_class_cpu_callback(struct notifier_block *nfb, - unsigned long action, void *hcpu) +static int msr_class_cpu_callback(struct notifier_block *nfb, + unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; int err = 0; diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 81a5f5e8f14..83369e5a1d2 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -398,7 +398,7 @@ static void amd_e400_idle(void) default_idle(); } -void __cpuinit select_idle_routine(const struct cpuinfo_x86 *c) +void select_idle_routine(const struct cpuinfo_x86 *c) { #ifdef CONFIG_SMP if (boot_option_idle_override == IDLE_POLL && smp_num_siblings > 1) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index e68709da825..f8ec57815c0 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -170,7 +170,7 @@ static struct resource bss_resource = { #ifdef CONFIG_X86_32 /* cpu data as detected by the assembly code in head.S */ -struct cpuinfo_x86 new_cpu_data __cpuinitdata = { +struct cpuinfo_x86 new_cpu_data = { .wp_works_ok = -1, }; /* common cpu data for all cpus */ diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index bfd348e9936..aecc98a93d1 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -130,7 +130,7 @@ atomic_t init_deasserted; * Report back to the Boot Processor during boot time or to the caller processor * during CPU online. */ -static void __cpuinit smp_callin(void) +static void smp_callin(void) { int cpuid, phys_id; unsigned long timeout; @@ -237,7 +237,7 @@ static int enable_start_cpu0; /* * Activate a secondary processor. */ -notrace static void __cpuinit start_secondary(void *unused) +static void notrace start_secondary(void *unused) { /* * Don't put *anything* before cpu_init(), SMP booting is too @@ -300,7 +300,7 @@ void __init smp_store_boot_cpu_info(void) * The bootstrap kernel entry code has set these up. Save them for * a given CPU */ -void __cpuinit smp_store_cpu_info(int id) +void smp_store_cpu_info(int id) { struct cpuinfo_x86 *c = &cpu_data(id); @@ -313,7 +313,7 @@ void __cpuinit smp_store_cpu_info(int id) identify_secondary_cpu(c); } -static bool __cpuinit +static bool topology_sane(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o, const char *name) { int cpu1 = c->cpu_index, cpu2 = o->cpu_index; @@ -330,7 +330,7 @@ do { \ cpumask_set_cpu((c2), cpu_##_m##_mask(c1)); \ } while (0) -static bool __cpuinit match_smt(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) +static bool match_smt(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) { if (cpu_has_topoext) { int cpu1 = c->cpu_index, cpu2 = o->cpu_index; @@ -348,7 +348,7 @@ static bool __cpuinit match_smt(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) return false; } -static bool __cpuinit match_llc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) +static bool match_llc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) { int cpu1 = c->cpu_index, cpu2 = o->cpu_index; @@ -359,7 +359,7 @@ static bool __cpuinit match_llc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) return false; } -static bool __cpuinit match_mc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) +static bool match_mc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) { if (c->phys_proc_id == o->phys_proc_id) { if (cpu_has(c, X86_FEATURE_AMD_DCM)) @@ -370,7 +370,7 @@ static bool __cpuinit match_mc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) return false; } -void __cpuinit set_cpu_sibling_map(int cpu) +void set_cpu_sibling_map(int cpu) { bool has_smt = smp_num_siblings > 1; bool has_mp = has_smt || boot_cpu_data.x86_max_cores > 1; @@ -499,7 +499,7 @@ void __inquire_remote_apic(int apicid) * INIT, INIT, STARTUP sequence will reset the chip hard for us, and this * won't ... remember to clear down the APIC, etc later. */ -int __cpuinit +int wakeup_secondary_cpu_via_nmi(int apicid, unsigned long start_eip) { unsigned long send_status, accept_status = 0; @@ -533,7 +533,7 @@ wakeup_secondary_cpu_via_nmi(int apicid, unsigned long start_eip) return (send_status | accept_status); } -static int __cpuinit +static int wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) { unsigned long send_status, accept_status = 0; @@ -649,7 +649,7 @@ wakeup_secondary_cpu_via_init(int phys_apicid, unsigned long start_eip) } /* reduce the number of lines printed when booting a large cpu count system */ -static void __cpuinit announce_cpu(int cpu, int apicid) +static void announce_cpu(int cpu, int apicid) { static int current_node = -1; int node = early_cpu_to_node(cpu); @@ -691,7 +691,7 @@ static int wakeup_cpu0_nmi(unsigned int cmd, struct pt_regs *regs) * We'll change this code in the future to wake up hard offlined CPU0 if * real platform and request are available. */ -static int __cpuinit +static int wakeup_cpu_via_init_nmi(int cpu, unsigned long start_ip, int apicid, int *cpu0_nmi_registered) { @@ -731,7 +731,7 @@ wakeup_cpu_via_init_nmi(int cpu, unsigned long start_ip, int apicid, * Returns zero if CPU booted OK, else error code from * ->wakeup_secondary_cpu. */ -static int __cpuinit do_boot_cpu(int apicid, int cpu, struct task_struct *idle) +static int do_boot_cpu(int apicid, int cpu, struct task_struct *idle) { volatile u32 *trampoline_status = (volatile u32 *) __va(real_mode_header->trampoline_status); @@ -872,7 +872,7 @@ static int __cpuinit do_boot_cpu(int apicid, int cpu, struct task_struct *idle) return boot_error; } -int __cpuinit native_cpu_up(unsigned int cpu, struct task_struct *tidle) +int native_cpu_up(unsigned int cpu, struct task_struct *tidle) { int apicid = apic->cpu_present_to_apicid(cpu); unsigned long flags; diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c index 3ff42d2f046..addf7b58f4e 100644 --- a/arch/x86/kernel/tboot.c +++ b/arch/x86/kernel/tboot.c @@ -320,8 +320,8 @@ static int tboot_wait_for_aps(int num_aps) return !(atomic_read((atomic_t *)&tboot->num_in_wfs) == num_aps); } -static int __cpuinit tboot_cpu_callback(struct notifier_block *nfb, - unsigned long action, void *hcpu) +static int tboot_cpu_callback(struct notifier_block *nfb, unsigned long action, + void *hcpu) { switch (action) { case CPU_DYING: @@ -334,7 +334,7 @@ static int __cpuinit tboot_cpu_callback(struct notifier_block *nfb, return NOTIFY_OK; } -static struct notifier_block tboot_cpu_notifier __cpuinitdata = +static struct notifier_block tboot_cpu_notifier = { .notifier_call = tboot_cpu_callback, }; diff --git a/arch/x86/kernel/tracepoint.c b/arch/x86/kernel/tracepoint.c index 4e584a8d6ed..1c113db9ed5 100644 --- a/arch/x86/kernel/tracepoint.c +++ b/arch/x86/kernel/tracepoint.c @@ -12,10 +12,8 @@ atomic_t trace_idt_ctr = ATOMIC_INIT(0); struct desc_ptr trace_idt_descr = { NR_VECTORS * 16 - 1, (unsigned long) trace_idt_table }; -#ifndef CONFIG_X86_64 -gate_desc trace_idt_table[NR_VECTORS] __page_aligned_data - = { { { { 0, 0 } } }, }; -#endif +/* No need to be aligned, but done to keep all IDTs defined the same way. */ +gate_desc trace_idt_table[NR_VECTORS] __page_aligned_bss; static int trace_irq_vector_refcount; static DEFINE_MUTEX(irq_vector_mutex); diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index b0865e88d3c..1b23a1c9274 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -63,19 +63,19 @@ #include <asm/x86_init.h> #include <asm/pgalloc.h> #include <asm/proto.h> + +/* No need to be aligned, but done to keep all IDTs defined the same way. */ +gate_desc debug_idt_table[NR_VECTORS] __page_aligned_bss; #else #include <asm/processor-flags.h> #include <asm/setup.h> asmlinkage int system_call(void); - -/* - * The IDT has to be page-aligned to simplify the Pentium - * F0 0F bug workaround. - */ -gate_desc idt_table[NR_VECTORS] __page_aligned_data = { { { { 0, 0 } } }, }; #endif +/* Must be page-aligned because the real IDT is used in a fixmap. */ +gate_desc idt_table[NR_VECTORS] __page_aligned_bss; + DECLARE_BITMAP(used_vectors, NR_VECTORS); EXPORT_SYMBOL_GPL(used_vectors); diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 098b3cfda72..6ff49247edf 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -824,7 +824,7 @@ static void __init check_system_tsc_reliable(void) * Make an educated guess if the TSC is trustworthy and synchronized * over all CPUs. */ -__cpuinit int unsynchronized_tsc(void) +int unsynchronized_tsc(void) { if (!cpu_has_tsc || tsc_unstable) return 1; @@ -1020,7 +1020,7 @@ void __init tsc_init(void) * been calibrated. This assumes that CONSTANT_TSC applies to all * cpus in the socket - this should be a safe assumption. */ -unsigned long __cpuinit calibrate_delay_is_known(void) +unsigned long calibrate_delay_is_known(void) { int i, cpu = smp_processor_id(); diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c index fc25e60a588..adfdf56a371 100644 --- a/arch/x86/kernel/tsc_sync.c +++ b/arch/x86/kernel/tsc_sync.c @@ -25,24 +25,24 @@ * Entry/exit counters that make sure that both CPUs * run the measurement code at once: */ -static __cpuinitdata atomic_t start_count; -static __cpuinitdata atomic_t stop_count; +static atomic_t start_count; +static atomic_t stop_count; /* * We use a raw spinlock in this exceptional case, because * we want to have the fastest, inlined, non-debug version * of a critical section, to be able to prove TSC time-warps: */ -static __cpuinitdata arch_spinlock_t sync_lock = __ARCH_SPIN_LOCK_UNLOCKED; +static arch_spinlock_t sync_lock = __ARCH_SPIN_LOCK_UNLOCKED; -static __cpuinitdata cycles_t last_tsc; -static __cpuinitdata cycles_t max_warp; -static __cpuinitdata int nr_warps; +static cycles_t last_tsc; +static cycles_t max_warp; +static int nr_warps; /* * TSC-warp measurement loop running on both CPUs: */ -static __cpuinit void check_tsc_warp(unsigned int timeout) +static void check_tsc_warp(unsigned int timeout) { cycles_t start, now, prev, end; int i; @@ -121,7 +121,7 @@ static inline unsigned int loop_timeout(int cpu) * Source CPU calls into this - it waits for the freshly booted * target CPU to arrive and then starts the measurement: */ -void __cpuinit check_tsc_sync_source(int cpu) +void check_tsc_sync_source(int cpu) { int cpus = 2; @@ -187,7 +187,7 @@ void __cpuinit check_tsc_sync_source(int cpu) /* * Freshly booted CPUs call into this: */ -void __cpuinit check_tsc_sync_target(void) +void check_tsc_sync_target(void) { int cpus = 2; diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c index 9a907a67be8..1f96f9347ed 100644 --- a/arch/x86/kernel/vsyscall_64.c +++ b/arch/x86/kernel/vsyscall_64.c @@ -331,7 +331,7 @@ sigsegv: * Assume __initcall executes before all user space. Hopefully kmod * doesn't violate that. We'll find out if it does. */ -static void __cpuinit vsyscall_set_cpu(int cpu) +static void vsyscall_set_cpu(int cpu) { unsigned long d; unsigned long node = 0; @@ -353,13 +353,13 @@ static void __cpuinit vsyscall_set_cpu(int cpu) write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_PER_CPU, &d, DESCTYPE_S); } -static void __cpuinit cpu_vsyscall_init(void *arg) +static void cpu_vsyscall_init(void *arg) { /* preemption should be already off */ vsyscall_set_cpu(raw_smp_processor_id()); } -static int __cpuinit +static int cpu_vsyscall_notifier(struct notifier_block *n, unsigned long action, void *arg) { long cpu = (long)arg; diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c index 5587f991d11..8ce0072cd70 100644 --- a/arch/x86/kernel/x86_init.c +++ b/arch/x86/kernel/x86_init.c @@ -25,7 +25,7 @@ #include <asm/iommu.h> #include <asm/mach_traps.h> -void __cpuinit x86_init_noop(void) { } +void x86_init_noop(void) { } void __init x86_init_uint_noop(unsigned int unused) { } int __init iommu_init_noop(void) { return 0; } void iommu_shutdown_noop(void) { } @@ -85,7 +85,7 @@ struct x86_init_ops x86_init __initdata = { }, }; -struct x86_cpuinit_ops x86_cpuinit __cpuinitdata = { +struct x86_cpuinit_ops x86_cpuinit = { .early_percpu_clock_init = x86_init_noop, .setup_percpu_clockev = setup_secondary_APIC_clock, }; diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c index d6c28acdf99..422fd822347 100644 --- a/arch/x86/kernel/xsave.c +++ b/arch/x86/kernel/xsave.c @@ -573,7 +573,7 @@ static void __init xstate_enable_boot_cpu(void) * This is somewhat obfuscated due to the lack of powerful enough * overrides for the section checks. */ -void __cpuinit xsave_init(void) +void xsave_init(void) { static __refdata void (*next_func)(void) = xstate_enable_boot_cpu; void (*this_func)(void); @@ -594,7 +594,7 @@ static inline void __init eager_fpu_init_bp(void) setup_init_fpu_buf(); } -void __cpuinit eager_fpu_init(void) +void eager_fpu_init(void) { static __refdata void (*boot_func)(void) = eager_fpu_init_bp; diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 0d094da4954..9e9285ae9b9 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -2811,6 +2811,13 @@ exit: static bool page_fault_can_be_fast(struct kvm_vcpu *vcpu, u32 error_code) { /* + * Do not fix the mmio spte with invalid generation number which + * need to be updated by slow page fault path. + */ + if (unlikely(error_code & PFERR_RSVD_MASK)) + return false; + + /* * #PF can be fast only if the shadow page table is present and it * is caused by write-protect, that means we just need change the * W bit of the spte which can be done out of mmu-lock. diff --git a/arch/x86/mm/mmio-mod.c b/arch/x86/mm/mmio-mod.c index dc0b727742f..0057a7accfb 100644 --- a/arch/x86/mm/mmio-mod.c +++ b/arch/x86/mm/mmio-mod.c @@ -410,9 +410,7 @@ out: pr_warning("multiple CPUs still online, may miss events.\n"); } -/* __ref because leave_uniprocessor calls cpu_up which is __cpuinit, - but this whole function is ifdefed CONFIG_HOTPLUG_CPU */ -static void __ref leave_uniprocessor(void) +static void leave_uniprocessor(void) { int cpu; int err; diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c index a71c4e20767..8bf93bae1f1 100644 --- a/arch/x86/mm/numa.c +++ b/arch/x86/mm/numa.c @@ -60,7 +60,7 @@ s16 __apicid_to_node[MAX_LOCAL_APIC] = { [0 ... MAX_LOCAL_APIC-1] = NUMA_NO_NODE }; -int __cpuinit numa_cpu_node(int cpu) +int numa_cpu_node(int cpu) { int apicid = early_per_cpu(x86_cpu_to_apicid, cpu); @@ -691,12 +691,12 @@ void __init init_cpu_to_node(void) #ifndef CONFIG_DEBUG_PER_CPU_MAPS # ifndef CONFIG_NUMA_EMU -void __cpuinit numa_add_cpu(int cpu) +void numa_add_cpu(int cpu) { cpumask_set_cpu(cpu, node_to_cpumask_map[early_cpu_to_node(cpu)]); } -void __cpuinit numa_remove_cpu(int cpu) +void numa_remove_cpu(int cpu) { cpumask_clear_cpu(cpu, node_to_cpumask_map[early_cpu_to_node(cpu)]); } @@ -763,17 +763,17 @@ void debug_cpumask_set_cpu(int cpu, int node, bool enable) } # ifndef CONFIG_NUMA_EMU -static void __cpuinit numa_set_cpumask(int cpu, bool enable) +static void numa_set_cpumask(int cpu, bool enable) { debug_cpumask_set_cpu(cpu, early_cpu_to_node(cpu), enable); } -void __cpuinit numa_add_cpu(int cpu) +void numa_add_cpu(int cpu) { numa_set_cpumask(cpu, true); } -void __cpuinit numa_remove_cpu(int cpu) +void numa_remove_cpu(int cpu) { numa_set_cpumask(cpu, false); } diff --git a/arch/x86/mm/numa_emulation.c b/arch/x86/mm/numa_emulation.c index dbbbb47260c..a8f90ce3ded 100644 --- a/arch/x86/mm/numa_emulation.c +++ b/arch/x86/mm/numa_emulation.c @@ -10,7 +10,7 @@ #include "numa_internal.h" -static int emu_nid_to_phys[MAX_NUMNODES] __cpuinitdata; +static int emu_nid_to_phys[MAX_NUMNODES]; static char *emu_cmdline __initdata; void __init numa_emu_cmdline(char *str) @@ -444,7 +444,7 @@ no_emu: } #ifndef CONFIG_DEBUG_PER_CPU_MAPS -void __cpuinit numa_add_cpu(int cpu) +void numa_add_cpu(int cpu) { int physnid, nid; @@ -462,7 +462,7 @@ void __cpuinit numa_add_cpu(int cpu) cpumask_set_cpu(cpu, node_to_cpumask_map[nid]); } -void __cpuinit numa_remove_cpu(int cpu) +void numa_remove_cpu(int cpu) { int i; @@ -470,7 +470,7 @@ void __cpuinit numa_remove_cpu(int cpu) cpumask_clear_cpu(cpu, node_to_cpumask_map[i]); } #else /* !CONFIG_DEBUG_PER_CPU_MAPS */ -static void __cpuinit numa_set_cpumask(int cpu, bool enable) +static void numa_set_cpumask(int cpu, bool enable) { int nid, physnid; @@ -490,12 +490,12 @@ static void __cpuinit numa_set_cpumask(int cpu, bool enable) } } -void __cpuinit numa_add_cpu(int cpu) +void numa_add_cpu(int cpu) { numa_set_cpumask(cpu, true); } -void __cpuinit numa_remove_cpu(int cpu) +void numa_remove_cpu(int cpu) { numa_set_cpumask(cpu, false); } diff --git a/arch/x86/mm/setup_nx.c b/arch/x86/mm/setup_nx.c index 410531d3c29..90555bf60aa 100644 --- a/arch/x86/mm/setup_nx.c +++ b/arch/x86/mm/setup_nx.c @@ -5,7 +5,7 @@ #include <asm/pgtable.h> #include <asm/proto.h> -static int disable_nx __cpuinitdata; +static int disable_nx; /* * noexec = on|off @@ -29,7 +29,7 @@ static int __init noexec_setup(char *str) } early_param("noexec", noexec_setup); -void __cpuinit x86_configure_nx(void) +void x86_configure_nx(void) { if (cpu_has_nx && !disable_nx) __supported_pte_mask |= _PAGE_NX; diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c index e9e6ed5cdf9..a48be98e9de 100644 --- a/arch/x86/pci/amd_bus.c +++ b/arch/x86/pci/amd_bus.c @@ -312,7 +312,7 @@ static int __init early_fill_mp_bus_info(void) #define ENABLE_CF8_EXT_CFG (1ULL << 46) -static void __cpuinit enable_pci_io_ecs(void *unused) +static void enable_pci_io_ecs(void *unused) { u64 reg; rdmsrl(MSR_AMD64_NB_CFG, reg); @@ -322,8 +322,8 @@ static void __cpuinit enable_pci_io_ecs(void *unused) } } -static int __cpuinit amd_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int amd_cpu_notify(struct notifier_block *self, unsigned long action, + void *hcpu) { int cpu = (long)hcpu; switch (action) { @@ -337,7 +337,7 @@ static int __cpuinit amd_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata amd_cpu_notifier = { +static struct notifier_block amd_cpu_notifier = { .notifier_call = amd_cpu_notify, }; diff --git a/arch/x86/platform/ce4100/ce4100.c b/arch/x86/platform/ce4100/ce4100.c index f8ab4945892..8244f5ec2f4 100644 --- a/arch/x86/platform/ce4100/ce4100.c +++ b/arch/x86/platform/ce4100/ce4100.c @@ -12,8 +12,10 @@ #include <linux/kernel.h> #include <linux/irq.h> #include <linux/module.h> +#include <linux/reboot.h> #include <linux/serial_reg.h> #include <linux/serial_8250.h> +#include <linux/reboot.h> #include <asm/ce4100.h> #include <asm/prom.h> @@ -134,7 +136,7 @@ static void __init sdv_arch_setup(void) } #ifdef CONFIG_X86_IO_APIC -static void __cpuinit sdv_pci_init(void) +static void sdv_pci_init(void) { x86_of_pci_init(); /* We can't set this earlier, because we need to calibrate the timer */ diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index c8d5577044b..90f6ed12709 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -931,13 +931,6 @@ void __init efi_enter_virtual_mode(void) va = efi_ioremap(md->phys_addr, size, md->type, md->attribute); - if (!(md->attribute & EFI_MEMORY_RUNTIME)) { - if (!va) - pr_err("ioremap of 0x%llX failed!\n", - (unsigned long long)md->phys_addr); - continue; - } - md->virt_addr = (u64) (unsigned long) va; if (!va) { diff --git a/arch/x86/platform/mrst/mrst.c b/arch/x86/platform/mrst/mrst.c index a0a0a4389bb..47fe66fe61f 100644 --- a/arch/x86/platform/mrst/mrst.c +++ b/arch/x86/platform/mrst/mrst.c @@ -65,7 +65,7 @@ * lapic (always-on,ARAT) ------ 150 */ -__cpuinitdata enum mrst_timer_options mrst_timer_options; +enum mrst_timer_options mrst_timer_options; static u32 sfi_mtimer_usage[SFI_MTMR_MAX_NUM]; static struct sfi_timer_table_entry sfi_mtimer_array[SFI_MTMR_MAX_NUM]; @@ -248,7 +248,7 @@ static void __init mrst_time_init(void) apbt_time_init(); } -static void __cpuinit mrst_arch_setup(void) +static void mrst_arch_setup(void) { if (boot_cpu_data.x86 == 6 && boot_cpu_data.x86_model == 0x27) __mrst_cpu_chip = MRST_CPU_CHIP_PENWELL; diff --git a/arch/x86/um/signal.c b/arch/x86/um/signal.c index ae7319db18e..5e04a1c899f 100644 --- a/arch/x86/um/signal.c +++ b/arch/x86/um/signal.c @@ -508,7 +508,6 @@ int setup_signal_stack_si(unsigned long stack_top, int sig, { struct rt_sigframe __user *frame; int err = 0; - struct task_struct *me = current; frame = (struct rt_sigframe __user *) round_down(stack_top - sizeof(struct rt_sigframe), 16); diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 2fa02bc5003..193097ef3d7 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1681,8 +1681,8 @@ static void __init init_hvm_pv_info(void) xen_domain_type = XEN_HVM_DOMAIN; } -static int __cpuinit xen_hvm_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int xen_hvm_cpu_notify(struct notifier_block *self, unsigned long action, + void *hcpu) { int cpu = (long)hcpu; switch (action) { @@ -1700,7 +1700,7 @@ static int __cpuinit xen_hvm_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block xen_hvm_cpu_notifier __cpuinitdata = { +static struct notifier_block xen_hvm_cpu_notifier = { .notifier_call = xen_hvm_cpu_notify, }; diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 94eac5c85cd..056d11faef2 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -475,7 +475,7 @@ static void __init fiddle_vdso(void) #endif } -static int __cpuinit register_callback(unsigned type, const void *func) +static int register_callback(unsigned type, const void *func) { struct callback_register callback = { .type = type, @@ -486,7 +486,7 @@ static int __cpuinit register_callback(unsigned type, const void *func) return HYPERVISOR_callback_op(CALLBACKOP_register, &callback); } -void __cpuinit xen_enable_sysenter(void) +void xen_enable_sysenter(void) { int ret; unsigned sysenter_feature; @@ -505,7 +505,7 @@ void __cpuinit xen_enable_sysenter(void) setup_clear_cpu_cap(sysenter_feature); } -void __cpuinit xen_enable_syscall(void) +void xen_enable_syscall(void) { #ifdef CONFIG_X86_64 int ret; diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index c1367b29c3b..ca92754eb84 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -65,7 +65,7 @@ static irqreturn_t xen_reschedule_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static void __cpuinit cpu_bringup(void) +static void cpu_bringup(void) { int cpu; @@ -97,7 +97,7 @@ static void __cpuinit cpu_bringup(void) wmb(); /* make sure everything is out */ } -static void __cpuinit cpu_bringup_and_idle(void) +static void cpu_bringup_and_idle(void) { cpu_bringup(); cpu_startup_entry(CPUHP_ONLINE); @@ -326,7 +326,7 @@ static void __init xen_smp_prepare_cpus(unsigned int max_cpus) set_cpu_present(cpu, true); } -static int __cpuinit +static int cpu_initialize_context(unsigned int cpu, struct task_struct *idle) { struct vcpu_guest_context *ctxt; @@ -397,7 +397,7 @@ cpu_initialize_context(unsigned int cpu, struct task_struct *idle) return 0; } -static int __cpuinit xen_cpu_up(unsigned int cpu, struct task_struct *idle) +static int xen_cpu_up(unsigned int cpu, struct task_struct *idle) { int rc; @@ -470,7 +470,7 @@ static void xen_cpu_die(unsigned int cpu) xen_teardown_timer(cpu); } -static void __cpuinit xen_play_dead(void) /* used only with HOTPLUG_CPU */ +static void xen_play_dead(void) /* used only with HOTPLUG_CPU */ { play_dead_common(); HYPERVISOR_vcpu_op(VCPUOP_down, smp_processor_id(), NULL); @@ -691,7 +691,7 @@ static void __init xen_hvm_smp_prepare_cpus(unsigned int max_cpus) xen_init_lock_cpu(0); } -static int __cpuinit xen_hvm_cpu_up(unsigned int cpu, struct task_struct *tidle) +static int xen_hvm_cpu_up(unsigned int cpu, struct task_struct *tidle) { int rc; rc = native_cpu_up(cpu, tidle); diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c index a40f8508e76..cf3caee356b 100644 --- a/arch/x86/xen/spinlock.c +++ b/arch/x86/xen/spinlock.c @@ -361,7 +361,7 @@ static irqreturn_t dummy_handler(int irq, void *dev_id) return IRQ_HANDLED; } -void __cpuinit xen_init_lock_cpu(int cpu) +void xen_init_lock_cpu(int cpu) { int irq; char *name; diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h index a95b41744ad..86782c5d7e2 100644 --- a/arch/x86/xen/xen-ops.h +++ b/arch/x86/xen/xen-ops.h @@ -73,7 +73,7 @@ static inline void xen_hvm_smp_init(void) {} #ifdef CONFIG_PARAVIRT_SPINLOCKS void __init xen_init_spinlocks(void); -void __cpuinit xen_init_lock_cpu(int cpu); +void xen_init_lock_cpu(int cpu); void xen_uninit_lock_cpu(int cpu); #else static inline void xen_init_spinlocks(void) diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c index bdbb1731252..24bb0c1776b 100644 --- a/arch/xtensa/kernel/time.c +++ b/arch/xtensa/kernel/time.c @@ -162,7 +162,7 @@ irqreturn_t timer_interrupt (int irq, void *dev_id) } #ifndef CONFIG_GENERIC_CALIBRATE_DELAY -void __cpuinit calibrate_delay(void) +void calibrate_delay(void) { loops_per_jiffy = CCOUNT_PER_JIFFY; printk("Calibrating delay loop (skipped)... " |