diff options
author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2012-09-03 09:26:33 +0300 |
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committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2012-09-03 09:26:33 +0300 |
commit | c50e86ce7c2961a41f2f7aa6e4fd6c99229ba205 (patch) | |
tree | 4ea36009719bd8fc523239fe1bdccb90f0dce3ae /arch/arm/oprofile/common.c | |
parent | 14d33d384693eb6083396199de516fdef320f7af (diff) | |
parent | 4cbe5a555fa58a79b6ecbb6c531b8bab0650778d (diff) |
Merge tag 'v3.6-rc4'
Merge 3.6-rc4 to get latest OMAP and device tree fixes.
Diffstat (limited to 'arch/arm/oprofile/common.c')
-rw-r--r-- | arch/arm/oprofile/common.c | 45 |
1 files changed, 28 insertions, 17 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c index 4e0a371630b..99c63d4b6af 100644 --- a/arch/arm/oprofile/common.c +++ b/arch/arm/oprofile/common.c @@ -23,26 +23,37 @@ #include <asm/ptrace.h> #ifdef CONFIG_HW_PERF_EVENTS + +/* + * OProfile has a curious naming scheme for the ARM PMUs, but they are + * part of the user ABI so we need to map from the perf PMU name for + * supported PMUs. + */ +static struct op_perf_name { + char *perf_name; + char *op_name; +} op_perf_name_map[] = { + { "xscale1", "arm/xscale1" }, + { "xscale1", "arm/xscale2" }, + { "v6", "arm/armv6" }, + { "v6mpcore", "arm/mpcore" }, + { "ARMv7 Cortex-A8", "arm/armv7" }, + { "ARMv7 Cortex-A9", "arm/armv7-ca9" }, +}; + char *op_name_from_perf_id(void) { - enum arm_perf_pmu_ids id = armpmu_get_pmu_id(); - - switch (id) { - case ARM_PERF_PMU_ID_XSCALE1: - return "arm/xscale1"; - case ARM_PERF_PMU_ID_XSCALE2: - return "arm/xscale2"; - case ARM_PERF_PMU_ID_V6: - return "arm/armv6"; - case ARM_PERF_PMU_ID_V6MP: - return "arm/mpcore"; - case ARM_PERF_PMU_ID_CA8: - return "arm/armv7"; - case ARM_PERF_PMU_ID_CA9: - return "arm/armv7-ca9"; - default: - return NULL; + int i; + struct op_perf_name names; + const char *perf_name = perf_pmu_name(); + + for (i = 0; i < ARRAY_SIZE(op_perf_name_map); ++i) { + names = op_perf_name_map[i]; + if (!strcmp(names.perf_name, perf_name)) + return names.op_name; } + + return NULL; } #endif |