Merge tag 'irq-core-2020-12-23' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / drivers / gpu / drm / i915 / i915_pmu.h

diff --git a/drivers/gpu/drm/i915/i915_pmu.h b/drivers/gpu/drm/i915/i915_pmu.h
index a24885a..8405d6d 100644 (file)
--- a/drivers/gpu/drm/i915/i915_pmu.h
+++ b/drivers/gpu/drm/i915/i915_pmu.h
@@ -111,6 +111,14 @@ struct i915_pmu {
         * @sleep_last: Last time GT parked for RC6 estimation.
         */
        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.
         */