drm/i915/pmu: Add interrupt count metric

For clients like intel-gpu-overlay it is easier to read the count via the perf API than having to parse /proc.

Tvrtko Ursulin committed 8 years ago

Commit 0cd46841 parent b3add012 files · +26 −1Browse files

Showing the changes to include/uapi (1 of 2 files). Show all

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@@ -139,7 +139,9 @@ enum drm_i915_pmu_engine_sample { · 138 unmodified lines
139	139	#define I915_PMU_ACTUAL_FREQUENCY __I915_PMU_OTHER(0)
140	140	#define I915_PMU_REQUESTED_FREQUENCY __I915_PMU_OTHER(1)
141	141
142		−#define I915_PMU_LAST I915_PMU_REQUESTED_FREQUENCY
	142	+#define I915_PMU_INTERRUPTS __I915_PMU_OTHER(2)
	143	+
	144	+#define I915_PMU_LAST I915_PMU_INTERRUPTS
143	145
144	146	/* Each region is a minimum of 16k, and there are at most 255 of them.
145	147	*/

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