6 files changed, 15 insertions, 64 deletions

diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index 64210549f56b..90d005bb4d1c 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -159,9 +159,11 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #endif
 
 /* We need to mark all pages as being coherent if we're SMP or we
- * have a 74[45]x and an MPC107 host bridge.
+ * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
+ * it for PCI "streaming/prefetch" to work properly.
  */
-#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE)
+#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
+        || defined(CONFIG_PPC_83xx)
 #define CPU_FTR_COMMON                  CPU_FTR_NEED_COHERENT
 #else
 #define CPU_FTR_COMMON                  0
@@ -277,7 +279,8 @@ enum {
         CPU_FTRS_G2_LE = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
             CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS,
         CPU_FTRS_E300 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
-            CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS,
+            CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS |
+            CPU_FTR_COMMON,
         CPU_FTRS_CLASSIC32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
             CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
         CPU_FTRS_POWER3_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
diff --git a/include/asm-powerpc/mman.h b/include/asm-powerpc/mman.h
index a2e34c21b44f..24cf664a8295 100644
--- a/include/asm-powerpc/mman.h
+++ b/include/asm-powerpc/mman.h
@@ -1,6 +1,8 @@
 #ifndef _ASM_POWERPC_MMAN_H
 #define _ASM_POWERPC_MMAN_H
 
+#include <asm-generic/mman.h>
+
 /*
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -8,19 +10,6 @@
  * 2 of the License, or (at your option) any later version.
  */
 
-#define PROT_READ       0x1             /* page can be read */
-#define PROT_WRITE      0x2             /* page can be written */
-#define PROT_EXEC       0x4             /* page can be executed */
-#define PROT_SEM        0x8             /* page may be used for atomic ops */
-#define PROT_NONE       0x0             /* page can not be accessed */
-#define PROT_GROWSDOWN  0x01000000      /* mprotect flag: extend change to start of growsdown vma */
-#define PROT_GROWSUP    0x02000000      /* mprotect flag: extend change to end of growsup vma */
-
-#define MAP_SHARED      0x01            /* Share changes */
-#define MAP_PRIVATE     0x02            /* Changes are private */
-#define MAP_TYPE        0x0f            /* Mask for type of mapping */
-#define MAP_FIXED       0x10            /* Interpret addr exactly */
-#define MAP_ANONYMOUS   0x20            /* don't use a file */
 #define MAP_RENAME      MAP_ANONYMOUS   /* In SunOS terminology */
 #define MAP_NORESERVE   0x40            /* don't reserve swap pages */
 #define MAP_LOCKED      0x80
@@ -29,25 +18,10 @@
 #define MAP_DENYWRITE   0x0800          /* ETXTBSY */
 #define MAP_EXECUTABLE  0x1000          /* mark it as an executable */
 
-#define MS_ASYNC        1               /* sync memory asynchronously */
-#define MS_INVALIDATE   2               /* invalidate the caches */
-#define MS_SYNC         4               /* synchronous memory sync */
-
 #define MCL_CURRENT     0x2000          /* lock all currently mapped pages */
 #define MCL_FUTURE      0x4000          /* lock all additions to address space */
 
 #define MAP_POPULATE    0x8000          /* populate (prefault) pagetables */
 #define MAP_NONBLOCK    0x10000         /* do not block on IO */
 
-#define MADV_NORMAL     0x0             /* default page-in behavior */
-#define MADV_RANDOM     0x1             /* page-in minimum required */
-#define MADV_SEQUENTIAL 0x2             /* read-ahead aggressively */
-#define MADV_WILLNEED   0x3             /* pre-fault pages */
-#define MADV_DONTNEED   0x4             /* discard these pages */
-#define MADV_REMOVE     0x5             /* remove these pages & resources */
-
-/* compatibility flags */
-#define MAP_ANON        MAP_ANONYMOUS
-#define MAP_FILE        0
-
 #endif  /* _ASM_POWERPC_MMAN_H */
diff --git a/include/asm-powerpc/mmu.h b/include/asm-powerpc/mmu.h
index d096d9e76ad7..b0b9a3f8cdc2 100644
--- a/include/asm-powerpc/mmu.h
+++ b/include/asm-powerpc/mmu.h
@@ -112,6 +112,7 @@ typedef struct {
 } hpte_t;
 
 extern hpte_t *htab_address;
+extern unsigned long htab_size_bytes;
 extern unsigned long htab_hash_mask;
 
 /*
diff --git a/include/asm-powerpc/pgalloc.h b/include/asm-powerpc/pgalloc.h
index 9f5b052784a5..a00ee002cd11 100644
--- a/include/asm-powerpc/pgalloc.h
+++ b/include/asm-powerpc/pgalloc.h
@@ -146,7 +146,7 @@ extern void pgtable_free_tlb(struct mmu_gather *tlb, pgtable_free_t pgf);
         pgtable_free_tlb(tlb, pgtable_free_cache(pmd, \
                 PMD_CACHE_NUM, PMD_TABLE_SIZE-1))
 #ifndef CONFIG_PPC_64K_PAGES
-#define __pud_free_tlb(tlb, pmd)        \
+#define __pud_free_tlb(tlb, pud)        \
         pgtable_free_tlb(tlb, pgtable_free_cache(pud, \
                 PUD_CACHE_NUM, PUD_TABLE_SIZE-1))
 #endif /* CONFIG_PPC_64K_PAGES */
diff --git a/include/asm-powerpc/reg.h b/include/asm-powerpc/reg.h
index 12ecc9b9f285..72bfe3af0460 100644
--- a/include/asm-powerpc/reg.h
+++ b/include/asm-powerpc/reg.h
@@ -615,27 +615,9 @@
 #define proc_trap()     asm volatile("trap")
 
 #ifdef CONFIG_PPC64
-static inline void ppc64_runlatch_on(void)
-{
-        unsigned long ctrl;
-
-        if (cpu_has_feature(CPU_FTR_CTRL)) {
-                ctrl = mfspr(SPRN_CTRLF);
-                ctrl |= CTRL_RUNLATCH;
-                mtspr(SPRN_CTRLT, ctrl);
-        }
-}
-
-static inline void ppc64_runlatch_off(void)
-{
-        unsigned long ctrl;
-
-        if (cpu_has_feature(CPU_FTR_CTRL)) {
-                ctrl = mfspr(SPRN_CTRLF);
-                ctrl &= ~CTRL_RUNLATCH;
-                mtspr(SPRN_CTRLT, ctrl);
-        }
-}
+
+extern void ppc64_runlatch_on(void);
+extern void ppc64_runlatch_off(void);
 
 extern unsigned long scom970_read(unsigned int address);
 extern void scom970_write(unsigned int address, unsigned long value);
@@ -645,15 +627,6 @@ extern void scom970_write(unsigned int address, unsigned long value);
 #define __get_SP()      ({unsigned long sp; \
                         asm volatile("mr %0,1": "=r" (sp)); sp;})
 
-#else /* __ASSEMBLY__ */
-
-#define RUNLATCH_ON(REG)                        \
-BEGIN_FTR_SECTION                               \
-        mfspr   (REG),SPRN_CTRLF;               \
-        ori     (REG),(REG),CTRL_RUNLATCH;      \
-        mtspr   SPRN_CTRLT,(REG);               \
-END_FTR_SECTION_IFSET(CPU_FTR_CTRL)
-
 #endif /* __ASSEMBLY__ */
 #endif /* __KERNEL__ */
 #endif /* _ASM_POWERPC_REG_H */
diff --git a/include/asm-powerpc/thread_info.h b/include/asm-powerpc/thread_info.h
index c044ec16a879..237fc2b72974 100644
--- a/include/asm-powerpc/thread_info.h
+++ b/include/asm-powerpc/thread_info.h
@@ -113,7 +113,7 @@ static inline struct thread_info *current_thread_info(void)
 #define TIF_POLLING_NRFLAG      4       /* true if poll_idle() is polling
                                            TIF_NEED_RESCHED */
 #define TIF_32BIT               5       /* 32 bit binary */
-/* #define SPARE                6 */
+#define TIF_RUNLATCH            6       /* Is the runlatch enabled? */
 #define TIF_ABI_PENDING         7       /* 32/64 bit switch needed */
 #define TIF_SYSCALL_AUDIT       8       /* syscall auditing active */
 #define TIF_SINGLESTEP          9       /* singlestepping active */
@@ -131,7 +131,7 @@ static inline struct thread_info *current_thread_info(void)
 #define _TIF_NEED_RESCHED       (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG     (1<<TIF_POLLING_NRFLAG)
 #define _TIF_32BIT              (1<<TIF_32BIT)
-/* #define _SPARE               (1<<SPARE) */
+#define _TIF_RUNLATCH           (1<<TIF_RUNLATCH)
 #define _TIF_ABI_PENDING        (1<<TIF_ABI_PENDING)
 #define _TIF_SYSCALL_AUDIT      (1<<TIF_SYSCALL_AUDIT)
 #define _TIF_SINGLESTEP         (1<<TIF_SINGLESTEP)