struct drm_device specific drm_WARN* macros include device information
in the backtrace, so we know what device the warnings originate from.
Prefer drm_WARN_ON over WARN_ON.
Signed-off-by: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_pmu.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index e991a707bdb7..f6f44ad5e335 100644
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -441,7 +441,11 @@ static u64 count_interrupts(struct drm_i915_private *i915)
static void i915_pmu_event_destroy(struct perf_event *event)
{
- WARN_ON(event->parent);
+ struct drm_i915_private *i915 =
+ container_of(event->pmu, typeof(*i915), pmu.base);
+
+ drm_WARN_ON(&i915->drm, event->parent);
+
module_put(THIS_MODULE);
}
@@ -1058,8 +1062,10 @@ static int i915_pmu_register_cpuhp_state(struct i915_pmu *pmu)
static void i915_pmu_unregister_cpuhp_state(struct i915_pmu *pmu)
{
- WARN_ON(pmu->cpuhp.slot == CPUHP_INVALID);
- WARN_ON(cpuhp_state_remove_instance(pmu->cpuhp.slot, &pmu->cpuhp.node));
+ struct drm_i915_private *i915 = container_of(pmu, typeof(*i915), pmu);
+
+ drm_WARN_ON(&i915->drm, pmu->cpuhp.slot == CPUHP_INVALID);
+ drm_WARN_ON(&i915->drm, cpuhp_state_remove_instance(pmu->cpuhp.slot, &pmu->cpuhp.node));
cpuhp_remove_multi_state(pmu->cpuhp.slot);
pmu->cpuhp.slot = CPUHP_INVALID;
}
--
2.23.0
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