audio: fix no audio after resume of ad82584f [1/1]

PD#SWPL-4090

Problem:
No audio after suspend and resume.
Suspend won't save the mute value,
and after resume, it could not be restored.

Solution:
Add a mute val to save when suspend,
and after resume, restore the mute value.

Verify:
Verified by QA.

Change-Id: Ie24bb11f5c565048391846a66b5d12bab1d55666
Signed-off-by: Shuai Li <shuai.li@amlogic.com>

diff --git a/sound/soc/codecs/amlogic/ad82584f.c b/sound/soc/codecs/amlogic/ad82584f.c
index 8ad27a8..88fea34 100644 (file)
--- a/sound/soc/codecs/amlogic/ad82584f.c
+++ b/sound/soc/codecs/amlogic/ad82584f.c
@@ -598,6 +598,7 @@ struct ad82584f_priv {
        unsigned char Ch1_vol;
        unsigned char Ch2_vol;
        unsigned char master_vol;
+       unsigned char mute_val;
 
 #ifdef CONFIG_HAS_EARLYSUSPEND
        struct early_suspend early_suspend;
@@ -860,6 +861,7 @@ static int ad82584f_suspend(struct snd_soc_codec *codec)
        ad82584f->Ch1_vol = snd_soc_read(codec, C1VOL);
        ad82584f->Ch2_vol = snd_soc_read(codec, C2VOL);
        ad82584f->master_vol = snd_soc_read(codec, MVOL);
+       ad82584f->mute_val = snd_soc_read(codec, MUTE);
 
        ad82584f_set_bias_level(codec, SND_SOC_BIAS_OFF);
 
@@ -877,6 +879,7 @@ static int ad82584f_resume(struct snd_soc_codec *codec)
        snd_soc_write(codec, C1VOL, ad82584f->Ch1_vol);
        snd_soc_write(codec, C2VOL, ad82584f->Ch2_vol);
        snd_soc_write(codec, MVOL, ad82584f->master_vol);
+       snd_soc_write(codec, MUTE, ad82584f->mute_val);
 
        ad82584f_set_bias_level(codec, SND_SOC_BIAS_STANDBY);