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| author | Dave Airlie <airlied@redhat.com> | 2012-03-15 10:24:32 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-03-15 10:24:32 +0000 |
| commit | 8229c885fe361e521ac64de36b16011e54a30de0 (patch) | |
| tree | 572e5d34b16713ddef9e803308c6f72014aff01b /arch/arm/kernel/perf_event_v6.c | |
| parent | c3c50e8b651887bcefcc13beb3739c00b2379b5c (diff) | |
| parent | fde7d9049e55ab85a390be7f415d74c9f62dd0f9 (diff) | |
| download | blackbird-op-linux-8229c885fe361e521ac64de36b16011e54a30de0.tar.gz blackbird-op-linux-8229c885fe361e521ac64de36b16011e54a30de0.zip | |
drm: Merge tag 'v3.3-rc7' into drm-core-next
Merge the fixes so far into core-next, needed to test
intel driver.
Conflicts:
drivers/gpu/drm/i915/intel_ringbuffer.c
Diffstat (limited to 'arch/arm/kernel/perf_event_v6.c')
| -rw-r--r-- | arch/arm/kernel/perf_event_v6.c | 22 |
1 files changed, 3 insertions, 19 deletions
diff --git a/arch/arm/kernel/perf_event_v6.c b/arch/arm/kernel/perf_event_v6.c index 533be9930ec2..b78af0cc6ef3 100644 --- a/arch/arm/kernel/perf_event_v6.c +++ b/arch/arm/kernel/perf_event_v6.c @@ -467,23 +467,6 @@ armv6pmu_enable_event(struct hw_perf_event *hwc, raw_spin_unlock_irqrestore(&events->pmu_lock, flags); } -static int counter_is_active(unsigned long pmcr, int idx) -{ - unsigned long mask = 0; - if (idx == ARMV6_CYCLE_COUNTER) - mask = ARMV6_PMCR_CCOUNT_IEN; - else if (idx == ARMV6_COUNTER0) - mask = ARMV6_PMCR_COUNT0_IEN; - else if (idx == ARMV6_COUNTER1) - mask = ARMV6_PMCR_COUNT1_IEN; - - if (mask) - return pmcr & mask; - - WARN_ONCE(1, "invalid counter number (%d)\n", idx); - return 0; -} - static irqreturn_t armv6pmu_handle_irq(int irq_num, void *dev) @@ -513,7 +496,8 @@ armv6pmu_handle_irq(int irq_num, struct perf_event *event = cpuc->events[idx]; struct hw_perf_event *hwc; - if (!counter_is_active(pmcr, idx)) + /* Ignore if we don't have an event. */ + if (!event) continue; /* @@ -524,7 +508,7 @@ armv6pmu_handle_irq(int irq_num, continue; hwc = &event->hw; - armpmu_event_update(event, hwc, idx, 1); + armpmu_event_update(event, hwc, idx); data.period = event->hw.last_period; if (!armpmu_event_set_period(event, hwc, idx)) continue; |
