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drm/amd/display: try to find matching audio inst for enc inst first

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[Description]
in eDP+ HDMI/DP clone or extended configuration, audio inst changed from inst 1 to inst0.
No failure related this though, just playback device endpoint inst changed.
Also  remove one addition register read.

Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Charlene Liu 2017-11-15 18:55:57 -05:00 committed by Alex Deucher
parent c984d06b7b
commit f033680df6
1 changed files with 1 additions and 3 deletions
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4
drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c
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@ -87,10 +87,8 @@ static void dce110_update_generic_info_packet(
*/
uint32_t max_retries = 50;
REG_GET(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, &regval);
/*we need turn on clock before programming AFMT block*/
if (regval != 1)
REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1);
REG_UPDATE(AFMT_CNTL, AFMT_AUDIO_CLOCK_EN, 1);
if (REG(AFMT_VBI_PACKET_CONTROL1)) {
if (packet_index >= 8)