[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.jadav at intel.com>
>> Reviewed-by: Aravind Iddamsetty <aravind.iddamsetty at 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.ursulin at 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
>>