[PATCH] drm/panfrost: Ensure GPU quirks are always initialised

Steven Price steven.price at arm.com
Thu Sep 10 13:42:34 UTC 2020


On 09/09/2020 13:29, Steven Price wrote:
> The GPU 'CONFIG' registers used to work around hardware issues are
> cleared on reset so need to be programmed every time the GPU is reset.
> However panfrost_device_reset() failed to do this.
> 
> To avoid this in future instead move the call to
> panfrost_gpu_init_quirks() to panfrost_gpu_power_on() so that the
> regsiters are always programmed just before the cores are powered.
> 
> Fixes: f3ba91228e8e ("drm/panfrost: Add initial panfrost driver")
> Signed-off-by: Steven Price <steven.price at arm.com>

Applied to drm-misc-next

Steve


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