From: Mark Brown Date: Thu, 19 Feb 2009 14:29:49 +0000 (+0000) Subject: ASoC: Disable WM8731 line bypass by default X-Git-Tag: firefly_0821_release~14583^2~89 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ce3bdaa8710c10eec5a6dae67aaf73088d0ced4f;p=firefly-linux-kernel-4.4.55.git ASoC: Disable WM8731 line bypass by default This avoids temporarily enabling the ouput stages during startup which can cause audible effets in the output stages. Reported-by: Fredrik Redgård Signed-off-by: Mark Brown --- diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c index 4cac3195bfa3..9e7ebcc2c491 100644 --- a/sound/soc/codecs/wm8731.c +++ b/sound/soc/codecs/wm8731.c @@ -594,6 +594,10 @@ static int wm8731_register(struct wm8731_priv *wm8731) reg = wm8731_read_reg_cache(codec, WM8731_RINVOL); wm8731_write(codec, WM8731_RINVOL, reg & ~0x0100); + /* Disable bypass path by default */ + reg = wm8731_read_reg_cache(codec, WM8731_APANA); + wm8731_write(codec, WM8731_APANA, reg & ~0x4); + wm8731_codec = codec; ret = snd_soc_register_codec(codec);