Re: [PATCH v9 4/4] drm/i915: Use device wedged event

[Aravind Iddamsetty <aravind.iddamsetty@xxxxxxxxxxxxxxx>]

On 15/11/24 10:37, 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.jadav@xxxxxxxxx>
> ---
>  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
> index f42f21632306..18cf50a1e84d 100644
> --- a/drivers/gpu/drm/i915/gt/intel_reset.c
> +++ b/drivers/gpu/drm/i915/gt/intel_reset.c
> @@ -1418,6 +1418,9 @@ 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);
Reviewed-by: Aravind Iddamsetty <aravind.iddamsetty@xxxxxxxxxxxxxxx>

Thanks,
Aravind.
>  }
>  
>  /**