Re: [PATCH] drm/bridge: lt9611uxc: Cancel only driver's work

[Neil Armstrong <narmstrong@xxxxxxxxxxxx>]

On 02/06/2022 01:38, Bjorn Andersson wrote:
> During device remove care needs to be taken that no work is pending
> before it removes the underlying DRM bridge etc, but this can be done on
> the specific work rather than waiting for the flush of the system-wide
> workqueue.
>
> Fixes: bc6fa8676ebb ("drm/bridge/lontium-lt9611uxc: move HPD notification out of IRQ handler")
> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> ---
>   drivers/gpu/drm/bridge/lontium-lt9611uxc.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/lontium-lt9611uxc.c b/drivers/gpu/drm/bridge/lontium-lt9611uxc.c
> index 3d62e6bf6892..310b3b194491 100644
> --- a/drivers/gpu/drm/bridge/lontium-lt9611uxc.c
> +++ b/drivers/gpu/drm/bridge/lontium-lt9611uxc.c
> @@ -982,7 +982,7 @@ static int lt9611uxc_remove(struct i2c_client *client)
>   	struct lt9611uxc *lt9611uxc = i2c_get_clientdata(client);
>   
>   	disable_irq(client->irq);
> -	flush_scheduled_work();
> +	cancel_work_sync(&lt9611uxc->work);
>   	lt9611uxc_audio_exit(lt9611uxc);
>   	drm_bridge_remove(&lt9611uxc->bridge);
>   

Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>