>From 8a0dbd8f3fce2834292efa50c15ca64d4f6a6536 Mon Sep 17 00:00:00 2001
From: Sukadev Bhattiprolu <suka...@linux.vnet.ibm.com>
Date: Wed, 7 Nov 2012 09:36:14 -0800
Subject: [PATCH 2/4] perf/Power7: Use macros to identify perf events
Define and use macros to identify perf events codes This would make it
easier and more readable when these event codes need to be used in more
than one place.
Signed-off-by: Sukadev Bhattiprolu <suka...@linux.vnet.ibm.com>
---
arch/powerpc/perf/power7-pmu.c | 25 +++++++++++++++++--------
1 files changed, 17 insertions(+), 8 deletions(-)
diff --git a/arch/powerpc/perf/power7-pmu.c b/arch/powerpc/perf/power7-pmu.c
index 441af08..256db4f 100644
--- a/arch/powerpc/perf/power7-pmu.c
+++ b/arch/powerpc/perf/power7-pmu.c
@@ -295,15 +295,24 @@ static void power7_disable_pmc(unsigned int pmc, unsigned
long mmcr[])
mmcr[1] &= ~(0xffUL << MMCR1_PMCSEL_SH(pmc));
}
+#define PM_CYC 0x1e
+#define PM_GCT_NOSLOT_CYC 0x100f8
+#define PM_CMPLU_STALL 0x4000a
+#define PM_INST_CMPL 0x2
+#define PM_LD_REF_L1 0xc880
+#define PM_LD_MISS_L1 0x400f0
+#define PM_BRU_FIN 0x10068
+#define PM_BRU_MPRED 0x400f6
+
static int power7_generic_events[] = {
- [PERF_COUNT_HW_CPU_CYCLES] = 0x1e,
- [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x100f8, /* GCT_NOSLOT_CYC */
- [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = 0x4000a, /* CMPLU_STALL */
- [PERF_COUNT_HW_INSTRUCTIONS] = 2,
- [PERF_COUNT_HW_CACHE_REFERENCES] = 0xc880, /* LD_REF_L1_LSU*/
- [PERF_COUNT_HW_CACHE_MISSES] = 0x400f0, /* LD_MISS_L1 */
- [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = 0x10068, /* BRU_FIN */
- [PERF_COUNT_HW_BRANCH_MISSES] = 0x400f6, /* BR_MPRED */
+ [PERF_COUNT_HW_CPU_CYCLES] = PM_CYC,
+ [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = PM_GCT_NOSLOT_CYC,
+ [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = PM_CMPLU_STALL,
+ [PERF_COUNT_HW_INSTRUCTIONS] = PM_INST_CMPL,
+ [PERF_COUNT_HW_CACHE_REFERENCES] = PM_LD_REF_L1,
+ [PERF_COUNT_HW_CACHE_MISSES] = PM_LD_MISS_L1,
+ [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = PM_BRU_FIN,
+ [PERF_COUNT_HW_BRANCH_MISSES] = PM_BRU_MPRED,
};
#define C(x) PERF_COUNT_HW_CACHE_##x
--
1.7.1
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