Hardware volume control in cs42l43 can go up to +31.5dB which can cause audio degradation. For best results, keep the hardware volume set to 0dB and let software volume control the output.
Signed-off-by: Maciej Strozek mstrozek@opensource.cirrus.com --- ucm2/sof-soundwire/cs42l43-spk.conf | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/ucm2/sof-soundwire/cs42l43-spk.conf b/ucm2/sof-soundwire/cs42l43-spk.conf index 693c450b..b2b32e57 100644 --- a/ucm2/sof-soundwire/cs42l43-spk.conf +++ b/ucm2/sof-soundwire/cs42l43-spk.conf @@ -1,5 +1,14 @@ # Use case Configuration for sof-soundwire card
+LibraryConfig.remap.Config { + ctl.default.map { + "name='cs42l43 Speaker Playback Switch'" { + "name='cs42l43 Speaker Digital Switch'".vindex.0 0 + "name='cs42l43 Speaker Digital Switch'".vindex.1 1 + } + } +} + SectionDevice."Speaker" { Comment "Speaker"
@@ -8,6 +17,7 @@ SectionDevice."Speaker" { ]
EnableSequence [ + cset "name='cs42l43 Speaker Digital Volume' 128" cset "name='cs42l43 Speaker L Input 1' 'DP6RX1'" cset "name='cs42l43 Speaker R Input 1' 'DP6RX2'" ] @@ -20,6 +30,7 @@ SectionDevice."Speaker" { Value { PlaybackPriority 100 PlaybackPCM "hw:${CardId},2" - PlaybackMixerElem "cs42l43 Speaker Digital" + PlaybackMixer "default:${CardId}" + PlaybackMixerElem "cs42l43 Speaker" } } -- 2.39.5