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| author | Charlene Liu | 2018-04-07 05:03:12 +0200 |
|---|---|---|
| committer | Alex Deucher | 2018-05-15 20:43:25 +0200 |
| commit | 7ac897b5afb98369a4edd71950921026c3029d5f (patch) | |
| tree | 6ae50008eb2659ca33a8ffde60a66c568fd7721f /drivers/gpu/drm | |
| parent | drm/amd/display: Move DCC support functions into dchubbub (diff) | |
| download | kernel-qcow2-linux-7ac897b5afb98369a4edd71950921026c3029d5f.tar.gz kernel-qcow2-linux-7ac897b5afb98369a4edd71950921026c3029d5f.tar.xz kernel-qcow2-linux-7ac897b5afb98369a4edd71950921026c3029d5f.zip | |
drm/amd/display: HDMI has no sound after Panel power off/on
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c index 07c32421c226..84e26c894046 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c @@ -718,6 +718,8 @@ static void dce110_stream_encoder_update_hdmi_info_packets( 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]); |