4.16-stable review patch. If anyone has any objections, please let me know.
------------------
From: Charlene Liu <charlene.liu@xxxxxxx>
commit af2ac326087da632e9580f65205f4cc4205caf85 upstream.
Signed-off-by: Charlene Liu <charlene.liu@xxxxxxx>
Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@xxxxxxx>
Acked-by: Harry Wentland <harry.wentland@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c
@@ -736,6 +736,8 @@ static void dce110_stream_encoder_update
if (info_frame->avi.valid) {
const uint32_t *content =
(const uint32_t *) &info_frame->avi.sb[0];
+ /*we need turn on clock before programming AFMT block*/
+ REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1);
REG_WRITE(AFMT_AVI_INFO0, content[0]);