[PATCH] powerpc: oprofile support for POWER6

POWER6 moves some of the MMCRA bits and also requires some bits to be
cleared each PMU interrupt.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Acked-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 12 insertions, 1 deletions

diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 7dcc01be4b09..83f9ab139d4c 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -237,6 +237,11 @@ struct cpu_spec	cpu_specs[] = {
                 .num_pmcs               = 6,
                 .oprofile_cpu_type      = "ppc64/power5",
                 .oprofile_type          = PPC_OPROFILE_POWER4,
+                /* SIHV / SIPR bits are implemented on POWER4+ (GQ)
+                 * and above but only works on POWER5 and above
+                 */
+                .oprofile_mmcra_sihv    = MMCRA_SIHV,
+                .oprofile_mmcra_sipr    = MMCRA_SIPR,
                 .platform               = "power5",
         },
         {       /* Power5 GS */
@@ -250,6 +255,8 @@ struct cpu_spec	cpu_specs[] = {
                 .num_pmcs               = 6,
                 .oprofile_cpu_type      = "ppc64/power5+",
                 .oprofile_type          = PPC_OPROFILE_POWER4,
+                .oprofile_mmcra_sihv    = MMCRA_SIHV,
+                .oprofile_mmcra_sipr    = MMCRA_SIPR,
                 .platform               = "power5+",
         },
         {       /* Power6 */
@@ -260,9 +267,13 @@ struct cpu_spec	cpu_specs[] = {
                 .cpu_user_features      = COMMON_USER_POWER6,
                 .icache_bsize           = 128,
                 .dcache_bsize           = 128,
-                .num_pmcs               = 6,
+                .num_pmcs               = 8,
                 .oprofile_cpu_type      = "ppc64/power6",
                 .oprofile_type          = PPC_OPROFILE_POWER4,
+                .oprofile_mmcra_sihv    = POWER6_MMCRA_SIHV,
+                .oprofile_mmcra_sipr    = POWER6_MMCRA_SIPR,
+                .oprofile_mmcra_clear   = POWER6_MMCRA_THRM |
+                        POWER6_MMCRA_OTHER,
                 .platform               = "power6",
         },
         {       /* Cell Broadband Engine */