[PATCH 2/8] drm/etnaviv: free events the usual way in recover worker

Christian Gmeiner christian.gmeiner at gmail.com
Wed Jun 14 18:39:18 UTC 2023


Hi Lucas

>
> Clearing the whole bitmap at once is only a minor optimization in
> a path that should be extremely cold. Free the events by calling
> event_free() instead of directly manipulating the completion count
> and event bitmap.
>
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>

Reviewed-by: Christian Gmeiner <cgmeiner at igalia.com>

> ---
>  drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> index 6d4df9f1aeff..4e18aa8566c6 100644
> --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> @@ -1442,8 +1442,7 @@ void etnaviv_gpu_recover_hang(struct etnaviv_gem_submit *submit)
>         /* complete all events, the GPU won't do it after the reset */
>         spin_lock(&gpu->event_spinlock);
>         for_each_set_bit(i, gpu->event_bitmap, ETNA_NR_EVENTS)
> -               complete(&gpu->event_free);
> -       bitmap_zero(gpu->event_bitmap, ETNA_NR_EVENTS);
> +               event_free(gpu, i);
>         spin_unlock(&gpu->event_spinlock);
>
>         etnaviv_gpu_hw_init(gpu);
> --
> 2.39.2
>


-- 
greets
--
Christian Gmeiner, MSc

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