From: Leo Liu <leo.liu@amd.com>
Date: Thu, 9 Feb 2017 15:30:21 +0000 (-0500)
Subject: radeon/uvd: clear message buffer when reuse
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c89e771c9ccdcce6c971f07889290382b3deb6b0;p=mesa.git

radeon/uvd: clear message buffer when reuse

As required by firmware

Signed-off-by: Leo Liu <leo.liu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
---

diff --git a/src/gallium/drivers/radeon/radeon_uvd.c b/src/gallium/drivers/radeon/radeon_uvd.c
index ea614c1dd2a..1d1e40af979 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;