diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_pmu.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_pmu.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_pmu.h b/drivers/gpu/drm/i915/i915_pmu.h index a24885ab415c..8405d6da5b9a 100644 --- a/drivers/gpu/drm/i915/i915_pmu.h +++ b/drivers/gpu/drm/i915/i915_pmu.h @@ -112,6 +112,14 @@ struct i915_pmu { */ ktime_t sleep_last; /** + * @irq_count: Number of interrupts + * + * Intentionally unsigned long to avoid atomics or heuristics on 32bit. + * 4e9 interrupts are a lot and postprocessing can really deal with an + * occasional wraparound easily. It's 32bit after all. + */ + unsigned long irq_count; + /** * @events_attr_group: Device events attribute group. */ struct attribute_group events_attr_group; |