Commits
Kuninori Morimoto committed 3e3c9ee1e4b
ASoC: rsnd: add MIX Volume Ramp support Both DVC/MIX have Volume Ramp Control. This patch supprts MIX Volume Ramp. One note is that main purpose of MIX Volume Ramp is to reduce noise, thus, MIX Ramp range is very few if you compare to DVC Volume Ramp (DVC = 5bit, MIX = 4bit). You can use MIX Volume Ranp like below amixer set "MIX Ramp Up Rate" "0.125 dB/1 step" amixer set "MIX Ramp Down Rate" "0.125 dB/1 step" amixer set "MIX Ramp" on aplay xxx.wav & amixer set "MIX",0 80% // DAI0 Volume Down amixer set "MIX",1 100% // DAI1 Volume Up Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Tested-by: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org>