4 files changed, 21 insertions, 49 deletions

diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index 04e2726002cf..d1cfa3f515ea 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -90,6 +90,7 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTR_NEED_COHERENT           ASM_CONST(0x0000000000020000)
 #define CPU_FTR_NO_BTIC                 ASM_CONST(0x0000000000040000)
 #define CPU_FTR_BIG_PHYS                ASM_CONST(0x0000000000080000)
+#define CPU_FTR_NODSISRALIGN            ASM_CONST(0x0000000000100000)
 
 #ifdef __powerpc64__
 /* Add the 64b processor unique features in the top half of the word */
@@ -97,7 +98,6 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTR_16M_PAGE                ASM_CONST(0x0000000200000000)
 #define CPU_FTR_TLBIEL                  ASM_CONST(0x0000000400000000)
 #define CPU_FTR_NOEXECUTE               ASM_CONST(0x0000000800000000)
-#define CPU_FTR_NODSISRALIGN            ASM_CONST(0x0000001000000000)
 #define CPU_FTR_IABR                    ASM_CONST(0x0000002000000000)
 #define CPU_FTR_MMCRA                   ASM_CONST(0x0000004000000000)
 #define CPU_FTR_CTRL                    ASM_CONST(0x0000008000000000)
@@ -113,7 +113,6 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTR_16M_PAGE                ASM_CONST(0x0)
 #define CPU_FTR_TLBIEL                  ASM_CONST(0x0)
 #define CPU_FTR_NOEXECUTE               ASM_CONST(0x0)
-#define CPU_FTR_NODSISRALIGN            ASM_CONST(0x0)
 #define CPU_FTR_IABR                    ASM_CONST(0x0)
 #define CPU_FTR_MMCRA                   ASM_CONST(0x0)
 #define CPU_FTR_CTRL                    ASM_CONST(0x0)
@@ -273,18 +272,21 @@ enum {
         CPU_FTRS_POWER3_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
             CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
         CPU_FTRS_POWER4_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
-            CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
+            CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN,
         CPU_FTRS_970_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
             CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP |
-            CPU_FTR_MAYBE_CAN_NAP,
+            CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN,
         CPU_FTRS_8XX = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
-        CPU_FTRS_40X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
-        CPU_FTRS_44X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
-        CPU_FTRS_E200 = CPU_FTR_USE_TB,
-        CPU_FTRS_E500 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
+        CPU_FTRS_40X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
+            CPU_FTR_NODSISRALIGN,
+        CPU_FTRS_44X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
+            CPU_FTR_NODSISRALIGN,
+        CPU_FTRS_E200 = CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN,
+        CPU_FTRS_E500 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
+            CPU_FTR_NODSISRALIGN,
         CPU_FTRS_E500_2 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-            CPU_FTR_BIG_PHYS,
-        CPU_FTRS_GENERIC_32 = CPU_FTR_COMMON,
+            CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN,
+        CPU_FTRS_GENERIC_32 = CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN,
 #ifdef __powerpc64__
         CPU_FTRS_POWER3 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
             CPU_FTR_HPTE_TABLE | CPU_FTR_IABR,
diff --git a/include/asm-powerpc/delay.h b/include/asm-powerpc/delay.h
index 1492aa9ab716..54fe1f4f8fd0 100644
--- a/include/asm-powerpc/delay.h
+++ b/include/asm-powerpc/delay.h
@@ -13,43 +13,7 @@
  * Anton Blanchard.
  */
 
-extern unsigned long tb_ticks_per_usec;
-
-#ifdef CONFIG_PPC64
-/* define these here to prevent circular dependencies */
-/* these instructions control the thread priority on multi-threaded cpus */
-#define __HMT_low()     asm volatile("or 1,1,1")
-#define __HMT_medium()  asm volatile("or 2,2,2")
-#else
-#define __HMT_low()
-#define __HMT_medium()
-#endif
-
-#define __barrier()     asm volatile("" ::: "memory")
-
-static inline unsigned long __get_tb(void)
-{
-        unsigned long rval;
-
-        asm volatile("mftb %0" : "=r" (rval));
-        return rval;
-}
-
-static inline void __delay(unsigned long loops)
-{
-        unsigned long start = __get_tb();
-
-        while((__get_tb() - start) < loops)
-                __HMT_low();
-        __HMT_medium();
-        __barrier();
-}
-
-static inline void udelay(unsigned long usecs)
-{
-        unsigned long loops = tb_ticks_per_usec * usecs;
-
-        __delay(loops);
-}
+extern void __delay(unsigned long loops);
+extern void udelay(unsigned long usecs);
 
 #endif /* _ASM_POWERPC_DELAY_H */
diff --git a/include/asm-powerpc/eeh.h b/include/asm-powerpc/eeh.h
index 89f26ab31908..f8633aafe4ba 100644
--- a/include/asm-powerpc/eeh.h
+++ b/include/asm-powerpc/eeh.h
@@ -30,6 +30,8 @@ struct device_node;
 
 #ifdef CONFIG_EEH
 
+extern int eeh_subsystem_enabled;
+
 /* Values for eeh_mode bits in device_node */
 #define EEH_MODE_SUPPORTED      (1<<0)
 #define EEH_MODE_NOCHECK        (1<<1)
@@ -75,7 +77,7 @@ void eeh_remove_device(struct pci_dev *);
  * If this macro yields TRUE, the caller relays to eeh_check_failure()
  * which does further tests out of line.
  */
-#define EEH_POSSIBLE_ERROR(val, type)   ((val) == (type)~0)
+#define EEH_POSSIBLE_ERROR(val, type)   ((val) == (type)~0 && eeh_subsystem_enabled)
 
 /*
  * Reads from a device which has been isolated by EEH will return
diff --git a/include/asm-powerpc/topology.h b/include/asm-powerpc/topology.h
index 015d28746e1b..db8095cbe09b 100644
--- a/include/asm-powerpc/topology.h
+++ b/include/asm-powerpc/topology.h
@@ -41,6 +41,10 @@ static inline int node_to_first_cpu(int node)
         .cache_hot_time         = (10*1000000),         \
         .cache_nice_tries       = 1,                    \
         .per_cpu_gain           = 100,                  \
+        .busy_idx               = 3,                    \
+        .idle_idx               = 1,                    \
+        .newidle_idx            = 2,                    \
+        .wake_idx               = 1,                    \
         .flags                  = SD_LOAD_BALANCE       \
                                 | SD_BALANCE_EXEC       \
                                 | SD_BALANCE_NEWIDLE    \