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authorJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-02-10 13:45:43 -0600
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-02-10 13:45:43 -0600
commit81b7bbd1932a04869d4c8635a75222dfc6089f96 (patch)
tree285ae868a1e3a41fb0dbfe346c28e380949bcb55 /arch/mips/kernel/smtc.c
parent98051995ab44b993f992946055edc6115351f725 (diff)
parent66efc5a7e3061c3597ac43a8bb1026488d57e66b (diff)
Merge branch 'linus'
Conflicts: drivers/scsi/ipr.c Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'arch/mips/kernel/smtc.c')
-rw-r--r--arch/mips/kernel/smtc.c54
1 files changed, 11 insertions, 43 deletions
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index 6a857bf030b..9251ea82493 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -26,16 +26,6 @@
* This file should be built into the kernel only if CONFIG_MIPS_MT_SMTC is set.
*/
-/*
- * MIPSCPU_INT_BASE is identically defined in both
- * asm-mips/mips-boards/maltaint.h and asm-mips/mips-boards/simint.h,
- * but as yet there's no properly organized include structure that
- * will ensure that the right *int.h file will be included for a
- * given platform build.
- */
-
-#define MIPSCPU_INT_BASE 16
-
#define MIPS_CPU_IPI_IRQ 1
#define LOCK_MT_PRA() \
@@ -77,15 +67,15 @@ unsigned int ipi_timer_latch[NR_CPUS];
#define IPIBUF_PER_CPU 4
-struct smtc_ipi_q IPIQ[NR_CPUS];
-struct smtc_ipi_q freeIPIq;
+static struct smtc_ipi_q IPIQ[NR_CPUS];
+static struct smtc_ipi_q freeIPIq;
/* Forward declarations */
void ipi_decode(struct smtc_ipi *);
-void post_direct_ipi(int cpu, struct smtc_ipi *pipi);
-void setup_cross_vpe_interrupts(void);
+static void post_direct_ipi(int cpu, struct smtc_ipi *pipi);
+static void setup_cross_vpe_interrupts(void);
void init_smtc_stats(void);
/* Global SMTC Status */
@@ -200,7 +190,7 @@ void __init sanitize_tlb_entries(void)
* Configure shared TLB - VPC configuration bit must be set by caller
*/
-void smtc_configure_tlb(void)
+static void smtc_configure_tlb(void)
{
int i,tlbsiz,vpes;
unsigned long mvpconf0;
@@ -648,7 +638,7 @@ int setup_irq_smtc(unsigned int irq, struct irqaction * new,
* the VPE.
*/
-void smtc_ipi_qdump(void)
+static void smtc_ipi_qdump(void)
{
int i;
@@ -686,28 +676,6 @@ static __inline__ int atomic_postincrement(unsigned int *pv)
return result;
}
-/* No longer used in IPI dispatch, but retained for future recycling */
-
-static __inline__ int atomic_postclear(unsigned int *pv)
-{
- unsigned long result;
-
- unsigned long temp;
-
- __asm__ __volatile__(
- "1: ll %0, %2 \n"
- " or %1, $0, $0 \n"
- " sc %1, %2 \n"
- " beqz %1, 1b \n"
- " sync \n"
- : "=&r" (result), "=&r" (temp), "=m" (*pv)
- : "m" (*pv)
- : "memory");
-
- return result;
-}
-
-
void smtc_send_ipi(int cpu, int type, unsigned int action)
{
int tcstatus;
@@ -781,7 +749,7 @@ void smtc_send_ipi(int cpu, int type, unsigned int action)
/*
* Send IPI message to Halted TC, TargTC/TargVPE already having been set
*/
-void post_direct_ipi(int cpu, struct smtc_ipi *pipi)
+static void post_direct_ipi(int cpu, struct smtc_ipi *pipi)
{
struct pt_regs *kstack;
unsigned long tcstatus;
@@ -921,7 +889,7 @@ void smtc_timer_broadcast(int vpe)
* interrupts.
*/
-static int cpu_ipi_irq = MIPSCPU_INT_BASE + MIPS_CPU_IPI_IRQ;
+static int cpu_ipi_irq = MIPS_CPU_IRQ_BASE + MIPS_CPU_IPI_IRQ;
static irqreturn_t ipi_interrupt(int irq, void *dev_idm)
{
@@ -1000,7 +968,7 @@ static void ipi_irq_dispatch(void)
static struct irqaction irq_ipi;
-void setup_cross_vpe_interrupts(void)
+static void setup_cross_vpe_interrupts(void)
{
if (!cpu_has_vint)
panic("SMTC Kernel requires Vectored Interupt support");
@@ -1191,7 +1159,7 @@ void smtc_get_new_mmu_context(struct mm_struct *mm, unsigned long cpu)
* It would be nice to be able to use a spinlock here,
* but this is invoked from within TLB flush routines
* that protect themselves with DVPE, so if a lock is
- * held by another TC, it'll never be freed.
+ * held by another TC, it'll never be freed.
*
* DVPE/DMT must not be done with interrupts enabled,
* so even so most callers will already have disabled
@@ -1296,7 +1264,7 @@ void smtc_flush_tlb_asid(unsigned long asid)
* Support for single-threading cache flush operations.
*/
-int halt_state_save[NR_CPUS];
+static int halt_state_save[NR_CPUS];
/*
* To really, really be sure that nothing is being done