drm/i915/pmu: Use event_to_pmu()

i915 pointer is not needed in this function and all the others simply
calculate the i915_pmu container based on the event->pmu. Follow the
same logic as in other functions.

Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240909204340.3646458-2-lucas.demarchi@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>

diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index 34d798245fac9bc877c750a2b6681566e1a6a096..67b6cbdeff1da10873a38bb68e39b73f0e62bca0 100644 (file)
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -834,15 +834,14 @@ static void i915_pmu_event_start(struct perf_event *event, int flags)
 
 static void i915_pmu_event_stop(struct perf_event *event, int flags)
 {
-       struct drm_i915_private *i915 =
-               container_of(event->pmu, typeof(*i915), pmu.base);
-       struct i915_pmu *pmu = &i915->pmu;
+       struct i915_pmu *pmu = event_to_pmu(event);
 
        if (pmu->closed)
                goto out;
 
        if (flags & PERF_EF_UPDATE)
                i915_pmu_event_read(event);
+
        i915_pmu_disable(event);
 
 out: