Re: [PATCH v2] drm/panthor: flush FW AS caches in slow reset path

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On Mon, 2 Sep 2024 16:11:51 +0100
Steven Price <steven.price@xxxxxxx> wrote:

> On 02/09/2024 14:02, Adrián Larumbe wrote:
> > In the off-chance that waiting for the firmware to signal its booted status
> > timed out in the fast reset path, one must flush the cache lines for the
> > entire FW VM address space before reloading the regions, otherwise stale
> > values eventually lead to a scheduler job timeout.
> > 
> > Fixes: 647810ec2476 ("drm/panthor: Add the MMU/VM logical block")
> > Cc: stable@xxxxxxxxxxxxxxx
> > Signed-off-by: Adrián Larumbe <adrian.larumbe@xxxxxxxxxxxxx>
> > Acked-by: Liviu Dudau <liviu.dudau@xxxxxxx>  
> 
> Reviewed-by: Steven Price <steven.price@xxxxxxx>

Pushed to drm-misc-fixes.





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