ASoC: wm8750: Convert to snd_soc_cache_sync
authorAxel Lin <axel.lin@gmail.com>
Fri, 7 Oct 2011 13:40:44 +0000 (21:40 +0800)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Mon, 10 Oct 2011 09:29:57 +0000 (10:29 +0100)
Convert to snd_soc_cache_sync for sync reg_cache with the hardware.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
sound/soc/codecs/wm8750.c

index 862c520055fec45784adb4b3546def9172acb322..ca75a818070804610d0b7c0d10554e48cbf2f1bd 100644 (file)
@@ -616,6 +616,8 @@ static int wm8750_set_bias_level(struct snd_soc_codec *codec,
                break;
        case SND_SOC_BIAS_STANDBY:
                if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
+                       snd_soc_cache_sync(codec);
+
                        /* Set VMID to 5k */
                        snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x01c1);
 
@@ -673,21 +675,7 @@ static int wm8750_suspend(struct snd_soc_codec *codec, pm_message_t state)
 
 static int wm8750_resume(struct snd_soc_codec *codec)
 {
-       int i;
-       u8 data[2];
-       u16 *cache = codec->reg_cache;
-
-       /* Sync reg_cache with the hardware */
-       for (i = 0; i < ARRAY_SIZE(wm8750_reg); i++) {
-               if (i == WM8750_RESET)
-                       continue;
-               data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
-               data[1] = cache[i] & 0x00ff;
-               codec->hw_write(codec->control_data, data, 2);
-       }
-
        wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
        return 0;
 }