Re: [PATCH v12 4/5] drm/i915: Use device wedged event

[Tvrtko Ursulin]

On 04/02/2025 17:24, Rodrigo Vivi wrote:

On Tue, Feb 04, 2025 at 12:35:27PM +0530, Raag Jadav wrote:

Now that we have device wedged event provided by DRM core, make use
of it and support both driver rebind and bus-reset based recovery.
With this in place, userspace will be notified of wedged device on
gt reset failure.

Signed-off-by: Raag Jadav <raag.ja...@intel.com>
Reviewed-by: Aravind Iddamsetty <aravind.iddamse...@linux.intel.com>
---
  drivers/gpu/drm/i915/gt/intel_reset.c | 3 +++
  1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c 
b/drivers/gpu/drm/i915/gt/intel_reset.c

Joonas, Tvrtko, ack on getting this through drm-misc-next?

Acked-by: Tvrtko Ursulin <tvrtko.ursu...@igalia.com>

Regards,

Tvrtko

index aae5a081cb53..d6dc12fd87c1 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.c
+++ b/drivers/gpu/drm/i915/gt/intel_reset.c
@@ -1422,6 +1422,9 @@ 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,
+                                    DRM_WEDGE_RECOVERY_REBIND | 
DRM_WEDGE_RECOVERY_BUS_RESET);
  }

/**

--
2.34.1