diff options
Diffstat (limited to 'drivers/perf/arm_xscale_pmu.c')
| -rw-r--r-- | drivers/perf/arm_xscale_pmu.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/perf/arm_xscale_pmu.c b/drivers/perf/arm_xscale_pmu.c index 3d8b72d6b37f..638fea9b1263 100644 --- a/drivers/perf/arm_xscale_pmu.c +++ b/drivers/perf/arm_xscale_pmu.c @@ -53,6 +53,8 @@ enum xscale_counters { XSCALE_COUNTER2, XSCALE_COUNTER3, }; +#define XSCALE1_NUM_COUNTERS 3 +#define XSCALE2_NUM_COUNTERS 5 static const unsigned xscale_perf_map[PERF_COUNT_HW_MAX] = { PERF_MAP_ALL_UNSUPPORTED, @@ -168,7 +170,7 @@ xscale1pmu_handle_irq(struct arm_pmu *cpu_pmu) regs = get_irq_regs(); - for (idx = 0; idx < cpu_pmu->num_events; ++idx) { + for_each_set_bit(idx, cpu_pmu->cntr_mask, XSCALE1_NUM_COUNTERS) { struct perf_event *event = cpuc->events[idx]; struct hw_perf_event *hwc; @@ -364,7 +366,8 @@ static int xscale1pmu_init(struct arm_pmu *cpu_pmu) cpu_pmu->start = xscale1pmu_start; cpu_pmu->stop = xscale1pmu_stop; cpu_pmu->map_event = xscale_map_event; - cpu_pmu->num_events = 3; + + bitmap_set(cpu_pmu->cntr_mask, 0, XSCALE1_NUM_COUNTERS); return 0; } @@ -500,7 +503,7 @@ xscale2pmu_handle_irq(struct arm_pmu *cpu_pmu) regs = get_irq_regs(); - for (idx = 0; idx < cpu_pmu->num_events; ++idx) { + for_each_set_bit(idx, cpu_pmu->cntr_mask, XSCALE2_NUM_COUNTERS) { struct perf_event *event = cpuc->events[idx]; struct hw_perf_event *hwc; @@ -719,7 +722,8 @@ static int xscale2pmu_init(struct arm_pmu *cpu_pmu) cpu_pmu->start = xscale2pmu_start; cpu_pmu->stop = xscale2pmu_stop; cpu_pmu->map_event = xscale_map_event; - cpu_pmu->num_events = 5; + + bitmap_set(cpu_pmu->cntr_mask, 0, XSCALE2_NUM_COUNTERS); return 0; } |