[PATCH] drm/xe/xe_pmu: Validate gt in event supported
Riana Tauro
riana.tauro at intel.com
Mon Jun 30 09:37:41 UTC 2025
Validate gt instead of checking gt_id is lesser
than max gts per tile
Signed-off-by: Riana Tauro <riana.tauro at intel.com>
---
drivers/gpu/drm/xe/xe_pmu.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/xe/xe_pmu.c b/drivers/gpu/drm/xe/xe_pmu.c
index 69df0e3520a5..cab51d826345 100644
--- a/drivers/gpu/drm/xe/xe_pmu.c
+++ b/drivers/gpu/drm/xe/xe_pmu.c
@@ -157,10 +157,13 @@ static bool event_gt_forcewake(struct perf_event *event)
return true;
}
-static bool event_supported(struct xe_pmu *pmu, unsigned int gt,
+static bool event_supported(struct xe_pmu *pmu, unsigned int gt_id,
unsigned int id)
{
- if (gt >= XE_MAX_GT_PER_TILE)
+ struct xe_device *xe = container_of(pmu, typeof(*xe), pmu);
+ struct xe_gt *gt = xe_device_get_gt(xe, gt_id);
+
+ if (!gt)
return false;
return id < sizeof(pmu->supported_events) * BITS_PER_BYTE &&
--
2.47.1
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