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path: root/drivers/gpu/drm/i915/i915_pmu.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_pmu.c')
-rw-r--r--drivers/gpu/drm/i915/i915_pmu.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index d76685ce0399..9856479b56d8 100644
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -184,13 +184,24 @@ static u64 get_rc6(struct intel_gt *gt)
return val;
}
-static void park_rc6(struct drm_i915_private *i915)
+static void init_rc6(struct i915_pmu *pmu)
{
- struct i915_pmu *pmu = &i915->pmu;
+ struct drm_i915_private *i915 = container_of(pmu, typeof(*i915), pmu);
+ intel_wakeref_t wakeref;
- if (pmu->enable & config_enabled_mask(I915_PMU_RC6_RESIDENCY))
+ with_intel_runtime_pm(i915->gt.uncore->rpm, wakeref) {
pmu->sample[__I915_SAMPLE_RC6].cur = __get_rc6(&i915->gt);
+ pmu->sample[__I915_SAMPLE_RC6_LAST_REPORTED].cur =
+ pmu->sample[__I915_SAMPLE_RC6].cur;
+ pmu->sleep_last = ktime_get();
+ }
+}
+static void park_rc6(struct drm_i915_private *i915)
+{
+ struct i915_pmu *pmu = &i915->pmu;
+
+ pmu->sample[__I915_SAMPLE_RC6].cur = __get_rc6(&i915->gt);
pmu->sleep_last = ktime_get();
}
@@ -201,6 +212,7 @@ static u64 get_rc6(struct intel_gt *gt)
return __get_rc6(gt);
}
+static void init_rc6(struct i915_pmu *pmu) { }
static void park_rc6(struct drm_i915_private *i915) {}
#endif
@@ -612,10 +624,8 @@ static void i915_pmu_enable(struct perf_event *event)
container_of(event->pmu, typeof(*i915), pmu.base);
unsigned int bit = event_enabled_bit(event);
struct i915_pmu *pmu = &i915->pmu;
- intel_wakeref_t wakeref;
unsigned long flags;
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
spin_lock_irqsave(&pmu->lock, flags);
/*
@@ -626,13 +636,6 @@ static void i915_pmu_enable(struct perf_event *event)
GEM_BUG_ON(bit >= ARRAY_SIZE(pmu->enable_count));
GEM_BUG_ON(pmu->enable_count[bit] == ~0);
- if (pmu->enable_count[bit] == 0 &&
- config_enabled_mask(I915_PMU_RC6_RESIDENCY) & BIT_ULL(bit)) {
- pmu->sample[__I915_SAMPLE_RC6_LAST_REPORTED].cur = 0;
- pmu->sample[__I915_SAMPLE_RC6].cur = __get_rc6(&i915->gt);
- pmu->sleep_last = ktime_get();
- }
-
pmu->enable |= BIT_ULL(bit);
pmu->enable_count[bit]++;
@@ -673,8 +676,6 @@ static void i915_pmu_enable(struct perf_event *event)
* an existing non-zero value.
*/
local64_set(&event->hw.prev_count, __i915_pmu_event_read(event));
-
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
}
static void i915_pmu_disable(struct perf_event *event)
@@ -1130,6 +1131,7 @@ void i915_pmu_register(struct drm_i915_private *i915)
hrtimer_init(&pmu->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
pmu->timer.function = i915_sample;
pmu->cpuhp.cpu = -1;
+ init_rc6(pmu);
if (!is_igp(i915)) {
pmu->name = kasprintf(GFP_KERNEL,