[Mesa-dev] [PATCH 133/140] radeon/uvd: clear message buffer when reuse

[Christian König]

Am 20.03.2017 um 23:49 schrieb Marek Olšák:
> From: Leo Liu <leo.liu at amd.com>
>
> As required by firmware
>
> Signed-off-by: Leo Liu <leo.liu at amd.com>
> Acked-by: Alex Deucher <alexander.deucher at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com>

> ---
>   src/gallium/drivers/radeon/radeon_uvd.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/src/gallium/drivers/radeon/radeon_uvd.c b/src/gallium/drivers/radeon/radeon_uvd.c
> index ea614c1..1d1e40a 100644
> --- a/src/gallium/drivers/radeon/radeon_uvd.c
> +++ b/src/gallium/drivers/radeon/radeon_uvd.c
> @@ -157,6 +157,8 @@ static void map_msg_fb_it_buf(struct ruvd_decoder *dec)
>   
>   	/* calc buffer offsets */
>   	dec->msg = (struct ruvd_msg *)ptr;
> +	memset(dec->msg, 0, sizeof(*dec->msg));
> +
>   	dec->fb = (uint32_t *)(ptr + FB_BUFFER_OFFSET);
>   	if (have_it(dec))
>   		dec->it = (uint8_t *)(ptr + FB_BUFFER_OFFSET + dec->fb_size);
> @@ -941,7 +943,6 @@ static void ruvd_destroy(struct pipe_video_codec *decoder)
>   	assert(decoder);
>   
>   	map_msg_fb_it_buf(dec);
> -	memset(dec->msg, 0, sizeof(*dec->msg));
>   	dec->msg->size = sizeof(*dec->msg);
>   	dec->msg->msg_type = RUVD_MSG_DESTROY;
>   	dec->msg->stream_handle = dec->stream_handle;