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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-17 20:28:10 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-04-23 20:20:00 +0100
commitde050acaa1fdba4852cb195baf2bfed75368e0be (patch)
treeb3a872596dda8fe39d2f4bfeb2fa7adda7e43a78 /sound
parent1a38336b8611a04f0a624330c1f815421f4bf5f4 (diff)
downloadlinux-de050acaa1fdba4852cb195baf2bfed75368e0be.tar.gz
ASoC: wm_hubs: Make sure we don't disable differential line outputs
While we need to clean up unused single ended line outputs we don't want to do this if the outputs are in differential mode. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/wm_hubs.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c
index f13f2886339..6c028c47060 100644
--- a/sound/soc/codecs/wm_hubs.c
+++ b/sound/soc/codecs/wm_hubs.c
@@ -1035,7 +1035,7 @@ void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
- int val;
+ int mask, val;
switch (level) {
case SND_SOC_BIAS_STANDBY:
@@ -1047,6 +1047,13 @@ void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_ON:
/* Turn off any unneded single ended outputs */
val = 0;
+ mask = 0;
+
+ if (hubs->lineout1_se)
+ mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
+
+ if (hubs->lineout2_se)
+ mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
if (hubs->lineout1_se && hubs->lineout1n_ena)
val |= WM8993_LINEOUT1N_ENA;
@@ -1061,11 +1068,7 @@ void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
val |= WM8993_LINEOUT2P_ENA;
snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3,
- WM8993_LINEOUT1N_ENA |
- WM8993_LINEOUT1P_ENA |
- WM8993_LINEOUT2N_ENA |
- WM8993_LINEOUT2P_ENA,
- val);
+ mask, val);
/* Remove the input clamps */
snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,