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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.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index 6f09aa0be80a..d6d2e6fb8674 100644
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -1074,12 +1074,17 @@ void i915_pmu_register(struct drm_i915_private *i915)
hrtimer_init(&pmu->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
pmu->timer.function = i915_sample;
- if (!is_igp(i915))
+ if (!is_igp(i915)) {
pmu->name = kasprintf(GFP_KERNEL,
- "i915-%s",
+ "i915_%s",
dev_name(i915->drm.dev));
- else
+ if (pmu->name) {
+ /* tools/perf reserves colons as special. */
+ strreplace((char *)pmu->name, ':', '_');
+ }
+ } else {
pmu->name = "i915";
+ }
if (!pmu->name)
goto err;