Merge branch 'linus' into idle-test

16 files changed, 80 insertions, 67 deletions

diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index 30964ae2d09..8a7e9314c68 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -267,7 +267,16 @@ static __inline__ int fls64(__u64 x)
 #include <asm-generic/bitops/fls64.h>
 #endif /* __powerpc64__ */
 
+#ifdef CONFIG_PPC64
+unsigned int __arch_hweight8(unsigned int w);
+unsigned int __arch_hweight16(unsigned int w);
+unsigned int __arch_hweight32(unsigned int w);
+unsigned long __arch_hweight64(__u64 w);
+#include <asm-generic/bitops/const_hweight.h>
+#else
 #include <asm-generic/bitops/hweight.h>
+#endif
+
 #include <asm-generic/bitops/find.h>
 
 /* Little-endian versions */
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index f3a1fdd9cf0..f0a211d9692 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -199,6 +199,8 @@ extern const char *powerpc_base_platform;
 #define CPU_FTR_UNALIGNED_LD_STD	LONG_ASM_CONST(0x0080000000000000)
 #define CPU_FTR_ASYM_SMT		LONG_ASM_CONST(0x0100000000000000)
 #define CPU_FTR_STCX_CHECKS_ADDRESS	LONG_ASM_CONST(0x0200000000000000)
+#define CPU_FTR_POPCNTB			LONG_ASM_CONST(0x0400000000000000)
+#define CPU_FTR_POPCNTD			LONG_ASM_CONST(0x0800000000000000)
 
 #ifndef __ASSEMBLY__
 
@@ -403,21 +405,22 @@ extern const char *powerpc_base_platform;
 	    CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 	    CPU_FTR_MMCRA | CPU_FTR_SMT | \
 	    CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
-	    CPU_FTR_PURR | CPU_FTR_STCX_CHECKS_ADDRESS)
+	    CPU_FTR_PURR | CPU_FTR_STCX_CHECKS_ADDRESS | \
+	    CPU_FTR_POPCNTB)
 #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 	    CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 	    CPU_FTR_MMCRA | CPU_FTR_SMT | \
 	    CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
 	    CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 	    CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD | \
-	    CPU_FTR_STCX_CHECKS_ADDRESS)
+	    CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB)
 #define CPU_FTRS_POWER7 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 	    CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 	    CPU_FTR_MMCRA | CPU_FTR_SMT | \
 	    CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
 	    CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
 	    CPU_FTR_DSCR | CPU_FTR_SAO  | CPU_FTR_ASYM_SMT | \
-	    CPU_FTR_STCX_CHECKS_ADDRESS)
+	    CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD)
 #define CPU_FTRS_CELL	(CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
 	    CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
 	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
diff --git a/arch/powerpc/include/asm/cputhreads.h b/arch/powerpc/include/asm/cputhreads.h
index a8e18447c62..f71bb4c118b 100644
--- a/arch/powerpc/include/asm/cputhreads.h
+++ b/arch/powerpc/include/asm/cputhreads.h
@@ -61,22 +61,25 @@ static inline cpumask_t cpu_online_cores_map(void)
 	return cpu_thread_mask_to_cores(cpu_online_map);
 }
 
-static inline int cpu_thread_to_core(int cpu)
-{
-	return cpu >> threads_shift;
-}
+#ifdef CONFIG_SMP
+int cpu_core_index_of_thread(int cpu);
+int cpu_first_thread_of_core(int core);
+#else
+static inline int cpu_core_index_of_thread(int cpu) { return cpu; }
+static inline int cpu_first_thread_of_core(int core) { return core; }
+#endif
 
 static inline int cpu_thread_in_core(int cpu)
 {
 	return cpu & (threads_per_core - 1);
 }
 
-static inline int cpu_first_thread_in_core(int cpu)
+static inline int cpu_first_thread_sibling(int cpu)
 {
 	return cpu & ~(threads_per_core - 1);
 }
 
-static inline int cpu_last_thread_in_core(int cpu)
+static inline int cpu_last_thread_sibling(int cpu)
 {
 	return cpu | (threads_per_core - 1);
 }
diff --git a/arch/powerpc/include/asm/device.h b/arch/powerpc/include/asm/device.h
index a3954e4fcbe..16d25c0974b 100644
--- a/arch/powerpc/include/asm/device.h
+++ b/arch/powerpc/include/asm/device.h
@@ -9,6 +9,12 @@
 struct dma_map_ops;
 struct device_node;
 
+/*
+ * Arch extensions to struct device.
+ *
+ * When adding fields, consider macio_add_one_device in
+ * drivers/macintosh/macio_asic.c
+ */
 struct dev_archdata {
 	/* DMA operations on that device */
 	struct dma_map_ops	*dma_ops;
diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h
index 20778a405d7..4ef662e4a31 100644
--- a/arch/powerpc/include/asm/firmware.h
+++ b/arch/powerpc/include/asm/firmware.h
@@ -46,6 +46,7 @@
 #define FW_FEATURE_PS3_LV1	ASM_CONST(0x0000000000800000)
 #define FW_FEATURE_BEAT		ASM_CONST(0x0000000001000000)
 #define FW_FEATURE_CMO		ASM_CONST(0x0000000002000000)
+#define FW_FEATURE_VPHN		ASM_CONST(0x0000000004000000)
 
 #ifndef __ASSEMBLY__
 
@@ -59,7 +60,7 @@ enum {
 		FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
 		FW_FEATURE_BULK_REMOVE | FW_FEATURE_XDABR |
 		FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR |
-		FW_FEATURE_CMO,
+		FW_FEATURE_CMO | FW_FEATURE_VPHN,
 	FW_FEATURE_PSERIES_ALWAYS = 0,
 	FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
 	FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h
index de03ca58db5..ec089acfa56 100644
--- a/arch/powerpc/include/asm/hvcall.h
+++ b/arch/powerpc/include/asm/hvcall.h
@@ -232,7 +232,9 @@
 #define H_GET_EM_PARMS		0x2B8
 #define H_SET_MPP		0x2D0
 #define H_GET_MPP		0x2D4
-#define MAX_HCALL_OPCODE	H_GET_MPP
+#define H_HOME_NODE_ASSOCIATIVITY 0x2EC
+#define H_BEST_ENERGY		0x2F4
+#define MAX_HCALL_OPCODE	H_BEST_ENERGY
 
 #ifndef __ASSEMBLY__
 
diff --git a/arch/powerpc/include/asm/ioctls.h b/arch/powerpc/include/asm/ioctls.h
index 851920052e0..c7dc17cf84f 100644
--- a/arch/powerpc/include/asm/ioctls.h
+++ b/arch/powerpc/include/asm/ioctls.h
@@ -94,6 +94,7 @@
 #define TIOCSRS485	0x542f
 #define TIOCGPTN	_IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
 #define TIOCSPTLCK	_IOW('T',0x31, int)  /* Lock/unlock Pty */
+#define TIOCGDEV	_IOR('T',0x32, unsigned int) /* Get primary device node of /dev/console */
 #define TIOCSIG		_IOW('T',0x36, int)  /* Generate signal on Pty slave */
 
 #define TIOCSERCONFIG	0x5453
diff --git a/arch/powerpc/include/asm/lppaca.h b/arch/powerpc/include/asm/lppaca.h
index 7f5e0fefebb..380d48bacd1 100644
--- a/arch/powerpc/include/asm/lppaca.h
+++ b/arch/powerpc/include/asm/lppaca.h
@@ -62,7 +62,10 @@ struct lppaca {
 	volatile u32 dyn_pir;		// Dynamic ProcIdReg value	x20-x23
 	u32	dsei_data;           	// DSEI data                  	x24-x27
 	u64	sprg3;               	// SPRG3 value                	x28-x2F
-	u8	reserved3[80];		// Reserved			x30-x7F
+	u8	reserved3[40];		// Reserved			x30-x57
+	volatile u8 vphn_assoc_counts[8]; // Virtual processor home node
+					// associativity change counters x58-x5F
+	u8	reserved4[32];		// Reserved			x60-x7F
 
 //=============================================================================
 // CACHE_LINE_2 0x0080 - 0x00FF Contains local read-write data
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h
index d045b014553..8433d36619a 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -27,9 +27,7 @@ struct iommu_table;
 struct rtc_time;
 struct file;
 struct pci_controller;
-#ifdef CONFIG_KEXEC
 struct kimage;
-#endif
 
 #ifdef CONFIG_SMP
 struct smp_ops_t {
@@ -72,7 +70,7 @@ struct machdep_calls {
 					     int psize, int ssize);
 	void		(*flush_hash_range)(unsigned long number, int local);
 
-	/* special for kexec, to be called in real mode, linar mapping is
+	/* special for kexec, to be called in real mode, linear mapping is
 	 * destroyed as well */
 	void		(*hpte_clear_all)(void);
 
@@ -324,8 +322,6 @@ extern sys_ctrler_t sys_ctrler;
 
 #endif /* CONFIG_PPC_PMAC */
 
-extern void setup_pci_ptrs(void);
-
 #ifdef CONFIG_SMP
 /* Poor default implementations */
 extern void __devinit smp_generic_give_timebase(void);
diff --git a/arch/powerpc/include/asm/mmzone.h b/arch/powerpc/include/asm/mmzone.h
index aac87cbceb5..fd3fd58bad8 100644
--- a/arch/powerpc/include/asm/mmzone.h
+++ b/arch/powerpc/include/asm/mmzone.h
@@ -33,6 +33,9 @@ extern int numa_cpu_lookup_table[];
 extern cpumask_var_t node_to_cpumask_map[];
 #ifdef CONFIG_MEMORY_HOTPLUG
 extern unsigned long max_pfn;
+u64 memory_hotplug_max(void);
+#else
+#define memory_hotplug_max() memblock_end_of_DRAM()
 #endif
 
 /*
@@ -42,6 +45,8 @@ extern unsigned long max_pfn;
 #define node_start_pfn(nid)	(NODE_DATA(nid)->node_start_pfn)
 #define node_end_pfn(nid)	(NODE_DATA(nid)->node_end_pfn)
 
+#else
+#define memory_hotplug_max() memblock_end_of_DRAM()
 #endif /* CONFIG_NEED_MULTIPLE_NODES */
 
 #endif /* __KERNEL__ */
diff --git a/arch/powerpc/include/asm/nvram.h b/arch/powerpc/include/asm/nvram.h
index 850b72f2744..92efe67d1c5 100644
--- a/arch/powerpc/include/asm/nvram.h
+++ b/arch/powerpc/include/asm/nvram.h
@@ -10,31 +10,7 @@
 #ifndef _ASM_POWERPC_NVRAM_H
 #define _ASM_POWERPC_NVRAM_H
 
-#include <linux/errno.h>
-
-#define NVRW_CNT 0x20
-#define NVRAM_HEADER_LEN 16 /* sizeof(struct nvram_header) */
-#define NVRAM_BLOCK_LEN 16
-#define NVRAM_MAX_REQ (2080/NVRAM_BLOCK_LEN)
-#define NVRAM_MIN_REQ (1056/NVRAM_BLOCK_LEN)
-
-#define NVRAM_AS0  0x74
-#define NVRAM_AS1  0x75
-#define NVRAM_DATA 0x77
-
-
-/* RTC Offsets */
-
-#define MOTO_RTC_SECONDS	0x1FF9
-#define MOTO_RTC_MINUTES	0x1FFA
-#define MOTO_RTC_HOURS		0x1FFB
-#define MOTO_RTC_DAY_OF_WEEK	0x1FFC
-#define MOTO_RTC_DAY_OF_MONTH	0x1FFD
-#define MOTO_RTC_MONTH		0x1FFE
-#define MOTO_RTC_YEAR		0x1FFF
-#define MOTO_RTC_CONTROLA       0x1FF8
-#define MOTO_RTC_CONTROLB       0x1FF9
-
+/* Signatures for nvram partitions */
 #define NVRAM_SIG_SP	0x02	/* support processor */
 #define NVRAM_SIG_OF	0x50	/* open firmware config */
 #define NVRAM_SIG_FW	0x51	/* general firmware */
@@ -49,32 +25,19 @@
 #define NVRAM_SIG_OS	0xa0	/* OS defined */
 #define NVRAM_SIG_PANIC	0xa1	/* Apple OSX "panic" */
 
-/* If change this size, then change the size of NVNAME_LEN */
-struct nvram_header {
-	unsigned char signature;
-	unsigned char checksum;
-	unsigned short length;
-	char name[12];
-};
-
 #ifdef __KERNEL__
 
+#include <linux/errno.h>
 #include <linux/list.h>
 
-struct nvram_partition {
-	struct list_head partition;
-	struct nvram_header header;
-	unsigned int index;
-};
-
-
+#ifdef CONFIG_PPC_PSERIES
 extern int nvram_write_error_log(char * buff, int length,
 					 unsigned int err_type, unsigned int err_seq);
 extern int nvram_read_error_log(char * buff, int length,
 					 unsigned int * err_type, unsigned int *err_seq);
 extern int nvram_clear_error_log(void);
-
 extern int pSeries_nvram_init(void);
+#endif /* CONFIG_PPC_PSERIES */
 
 #ifdef CONFIG_MMIO_NVRAM
 extern int mmio_nvram_init(void);
@@ -85,6 +48,13 @@ static inline int mmio_nvram_init(void)
 }
 #endif
 
+extern int __init nvram_scan_partitions(void);
+extern loff_t nvram_create_partition(const char *name, int sig,
+				     int req_size, int min_size);
+extern int nvram_remove_partition(const char *name, int sig);
+extern int nvram_get_partition_size(loff_t data_index);
+extern loff_t nvram_find_partition(const char *name, int sig, int *out_size);
+
 #endif /* __KERNEL__ */
 
 /* PowerMac specific nvram stuffs */
diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h
index 43adc8b819e..1255569387b 100644
--- a/arch/powerpc/include/asm/ppc-opcode.h
+++ b/arch/powerpc/include/asm/ppc-opcode.h
@@ -36,6 +36,8 @@
 #define PPC_INST_NOP			0x60000000
 #define PPC_INST_POPCNTB		0x7c0000f4
 #define PPC_INST_POPCNTB_MASK		0xfc0007fe
+#define PPC_INST_POPCNTD		0x7c0003f4
+#define PPC_INST_POPCNTW		0x7c0002f4
 #define PPC_INST_RFCI			0x4c000066
 #define PPC_INST_RFDI			0x4c00004e
 #define PPC_INST_RFMCI			0x4c00004c
@@ -88,6 +90,12 @@
 					__PPC_RB(b) | __PPC_EH(eh))
 #define PPC_MSGSND(b)		stringify_in_c(.long PPC_INST_MSGSND | \
 					__PPC_RB(b))
+#define PPC_POPCNTB(a, s)	stringify_in_c(.long PPC_INST_POPCNTB | \
+					__PPC_RA(a) | __PPC_RS(s))
+#define PPC_POPCNTD(a, s)	stringify_in_c(.long PPC_INST_POPCNTD | \
+					__PPC_RA(a) | __PPC_RS(s))
+#define PPC_POPCNTW(a, s)	stringify_in_c(.long PPC_INST_POPCNTW | \
+					__PPC_RA(a) | __PPC_RS(s))
 #define PPC_RFCI		stringify_in_c(.long PPC_INST_RFCI)
 #define PPC_RFDI		stringify_in_c(.long PPC_INST_RFDI)
 #define PPC_RFMCI		stringify_in_c(.long PPC_INST_RFMCI)
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 4c14187ba02..de1967a1ff5 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -122,7 +122,6 @@ extern struct task_struct *last_task_used_spe;
 		TASK_UNMAPPED_BASE_USER32 : TASK_UNMAPPED_BASE_USER64 )
 #endif
 
-#ifdef __KERNEL__
 #ifdef __powerpc64__
 
 #define STACK_TOP_USER64 TASK_SIZE_USER64
@@ -139,7 +138,6 @@ extern struct task_struct *last_task_used_spe;
 #define STACK_TOP_MAX	STACK_TOP
 
 #endif /* __powerpc64__ */
-#endif /* __KERNEL__ */
 
 typedef struct {
 	unsigned long seg;
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index ae26f2efd08..d7275758559 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -42,7 +42,7 @@ extern void pci_create_OF_bus_map(void);
 
 /* Translate a DMA address from device space to CPU space */
 extern u64 of_translate_dma_address(struct device_node *dev,
-				    const u32 *in_addr);
+				    const __be32 *in_addr);
 
 #ifdef CONFIG_PCI
 extern unsigned long pci_address_to_pio(phys_addr_t address);
@@ -63,9 +63,6 @@ struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
 /* cache lookup */
 struct device_node *of_find_next_cache_node(struct device_node *np);
 
-/* Get the MAC address */
-extern const void *of_get_mac_address(struct device_node *np);
-
 #ifdef CONFIG_NUMA
 extern int of_node_to_nid(struct device_node *device);
 #else
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index afe4aaa65c3..7ef0d90defc 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -106,9 +106,22 @@ static inline void sysfs_remove_device_from_node(struct sys_device *dev,
 						int nid)
 {
 }
-
 #endif /* CONFIG_NUMA */
 
+#if defined(CONFIG_NUMA) && defined(CONFIG_PPC_SPLPAR)
+extern int start_topology_update(void);
+extern int stop_topology_update(void);
+#else
+static inline int start_topology_update(void)
+{
+	return 0;
+}
+static inline int stop_topology_update(void)
+{
+	return 0;
+}
+#endif /* CONFIG_NUMA && CONFIG_PPC_SPLPAR */
+
 #include <asm-generic/topology.h>
 
 #ifdef CONFIG_SMP
diff --git a/arch/powerpc/include/asm/vdso_datapage.h b/arch/powerpc/include/asm/vdso_datapage.h
index 08679c5319b..25e39220e89 100644
--- a/arch/powerpc/include/asm/vdso_datapage.h
+++ b/arch/powerpc/include/asm/vdso_datapage.h
@@ -116,9 +116,7 @@ struct vdso_data {
 
 #endif /* CONFIG_PPC64 */
 
-#ifdef __KERNEL__
 extern struct vdso_data *vdso_data;
-#endif
 
 #endif /* __ASSEMBLY__ */