[PATCH v4 3/3] drm/i915: Use device wedged event

Raag Jadav raag.jadav at intel.com
Fri Sep 6 09:42:25 UTC 2024


Now that we have device wedged event supported by DRM core, make use
of it. With this in place, userspace will be notified of wedged device
on gt reset failure.

Signed-off-by: Raag Jadav <raag.jadav at intel.com>
---
 drivers/gpu/drm/i915/gt/intel_reset.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c
index 735cd23a43c6..be0906490ce5 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.c
+++ b/drivers/gpu/drm/i915/gt/intel_reset.c
@@ -1409,6 +1409,8 @@ static void intel_gt_reset_global(struct intel_gt *gt,
 
 	if (!test_bit(I915_WEDGED, &gt->reset.flags))
 		kobject_uevent_env(kobj, KOBJ_CHANGE, reset_done_event);
+	else
+		drm_dev_wedged_event(&gt->i915->drm);
 }
 
 /**
-- 
2.34.1



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