[PATCH v5 3/4] drm/xe: Use device wedged event

Raag Jadav raag.jadav at intel.com
Tue Sep 17 06:38:47 UTC 2024


On Tue, Sep 17, 2024 at 10:11:05AM +0530, Ghimiray, Himal Prasad wrote:
> On 17-09-2024 09:32, Raag Jadav wrote:
> > This was previously attempted as xe specific reset uevent but dropped
> > in commit 77a0d4d1cea2 ("drm/xe/uapi: Remove reset uevent for now")
> > as part of refactoring.
> > 
> > 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 the basis of which, userspace may take respective action to recover
> > the device.
> 
> 
> As per earlier discussions, the UAPI was also supposed to provide the reason
> for wedging( which is supposedly used by L0). IS that requirement nomore in
> place ?

Wondering how does that contribute to the usecase?

Raag


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