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ASoC: wm8994: Apply volume updates with clocks enabled
[pandora-kernel.git] / sound / soc / codecs / wm8994.c
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 3de9c6a..de61b8a 100644 (file)
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -41,6 +41,39 @@
 #define WM8994_NUM_DRC 3
 #define WM8994_NUM_EQ  3
 
+static struct {
+       unsigned int reg;
+       unsigned int mask;
+} wm8994_vu_bits[] = {
+       { WM8994_LEFT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
+       { WM8994_RIGHT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
+       { WM8994_LEFT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
+       { WM8994_RIGHT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
+       { WM8994_SPEAKER_VOLUME_LEFT, WM8994_SPKOUT_VU },
+       { WM8994_SPEAKER_VOLUME_RIGHT, WM8994_SPKOUT_VU },
+       { WM8994_LEFT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
+       { WM8994_RIGHT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
+       { WM8994_LEFT_OPGA_VOLUME, WM8994_MIXOUT_VU },
+       { WM8994_RIGHT_OPGA_VOLUME, WM8994_MIXOUT_VU },
+
+       { WM8994_AIF1_DAC1_LEFT_VOLUME, WM8994_AIF1DAC1_VU },
+       { WM8994_AIF1_DAC1_RIGHT_VOLUME, WM8994_AIF1DAC1_VU },
+       { WM8994_AIF1_DAC2_LEFT_VOLUME, WM8994_AIF1DAC2_VU },
+       { WM8994_AIF1_DAC2_RIGHT_VOLUME, WM8994_AIF1DAC2_VU },
+       { WM8994_AIF2_DAC_LEFT_VOLUME, WM8994_AIF2DAC_VU },
+       { WM8994_AIF2_DAC_RIGHT_VOLUME, WM8994_AIF2DAC_VU },
+       { WM8994_AIF1_ADC1_LEFT_VOLUME, WM8994_AIF1ADC1_VU },
+       { WM8994_AIF1_ADC1_RIGHT_VOLUME, WM8994_AIF1ADC1_VU },
+       { WM8994_AIF1_ADC2_LEFT_VOLUME, WM8994_AIF1ADC2_VU },
+       { WM8994_AIF1_ADC2_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
+       { WM8994_AIF2_ADC_LEFT_VOLUME, WM8994_AIF2ADC_VU },
+       { WM8994_AIF2_ADC_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
+       { WM8994_DAC1_LEFT_VOLUME, WM8994_DAC1_VU },
+       { WM8994_DAC1_RIGHT_VOLUME, WM8994_DAC1_VU },
+       { WM8994_DAC2_LEFT_VOLUME, WM8994_DAC2_VU },
+       { WM8994_DAC2_RIGHT_VOLUME, WM8994_DAC2_VU },
+};
+
 static int wm8994_drc_base[] = {
        WM8994_AIF1_DRC1_1,
        WM8994_AIF1_DRC2_1,
@@ -889,6 +922,7 @@ static int aif1clk_ev(struct snd_soc_dapm_widget *w,
        struct snd_soc_codec *codec = w->codec;
        struct wm8994 *control = codec->control_data;
        int mask = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA;
+       int i;
        int dac;
        int adc;
        int val;
@@ -947,6 +981,13 @@ static int aif1clk_ev(struct snd_soc_dapm_widget *w,
                                    WM8994_AIF1DAC2L_ENA);
                break;
 
+       case SND_SOC_DAPM_POST_PMU:
+               for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
+                       snd_soc_write(codec, wm8994_vu_bits[i].reg,
+                                     snd_soc_read(codec,
+                                                  wm8994_vu_bits[i].reg));
+               break;
+
        case SND_SOC_DAPM_PRE_PMD:
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
@@ -972,6 +1013,7 @@ static int aif2clk_ev(struct snd_soc_dapm_widget *w,
                      struct snd_kcontrol *kcontrol, int event)
 {
        struct snd_soc_codec *codec = w->codec;
+       int i;
        int dac;
        int adc;
        int val;
@@ -1022,6 +1064,13 @@ static int aif2clk_ev(struct snd_soc_dapm_widget *w,
                                    WM8994_AIF2DACR_ENA);
                break;
 
+       case SND_SOC_DAPM_POST_PMU:
+               for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
+                       snd_soc_write(codec, wm8994_vu_bits[i].reg,
+                                     snd_soc_read(codec,
+                                                  wm8994_vu_bits[i].reg));
+               break;
+
        case SND_SOC_DAPM_PRE_PMD:
        case SND_SOC_DAPM_POST_PMD:
                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
@@ -1470,9 +1519,11 @@ SND_SOC_DAPM_POST("Late Disable PGA", late_disable_ev)
 
 static const struct snd_soc_dapm_widget wm8994_lateclk_widgets[] = {
 SND_SOC_DAPM_SUPPLY("AIF1CLK", WM8994_AIF1_CLOCKING_1, 0, 0, aif1clk_ev,
-                   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
+                   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
+                   SND_SOC_DAPM_PRE_PMD),
 SND_SOC_DAPM_SUPPLY("AIF2CLK", WM8994_AIF2_CLOCKING_1, 0, 0, aif2clk_ev,
-                   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
+                   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
+                   SND_SOC_DAPM_PRE_PMD),
 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
 SND_SOC_DAPM_MIXER("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
                   left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)),
@@ -3486,39 +3537,11 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
 
        wm8994_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
-       /* Latch volume updates (right only; we always do left then right). */
-       snd_soc_update_bits(codec, WM8994_AIF1_DAC1_LEFT_VOLUME,
-                           WM8994_AIF1DAC1_VU, WM8994_AIF1DAC1_VU);
-       snd_soc_update_bits(codec, WM8994_AIF1_DAC1_RIGHT_VOLUME,
-                           WM8994_AIF1DAC1_VU, WM8994_AIF1DAC1_VU);
-       snd_soc_update_bits(codec, WM8994_AIF1_DAC2_LEFT_VOLUME,
-                           WM8994_AIF1DAC2_VU, WM8994_AIF1DAC2_VU);
-       snd_soc_update_bits(codec, WM8994_AIF1_DAC2_RIGHT_VOLUME,
-                           WM8994_AIF1DAC2_VU, WM8994_AIF1DAC2_VU);
-       snd_soc_update_bits(codec, WM8994_AIF2_DAC_LEFT_VOLUME,
-                           WM8994_AIF2DAC_VU, WM8994_AIF2DAC_VU);
-       snd_soc_update_bits(codec, WM8994_AIF2_DAC_RIGHT_VOLUME,
-                           WM8994_AIF2DAC_VU, WM8994_AIF2DAC_VU);
-       snd_soc_update_bits(codec, WM8994_AIF1_ADC1_LEFT_VOLUME,
-                           WM8994_AIF1ADC1_VU, WM8994_AIF1ADC1_VU);
-       snd_soc_update_bits(codec, WM8994_AIF1_ADC1_RIGHT_VOLUME,
-                           WM8994_AIF1ADC1_VU, WM8994_AIF1ADC1_VU);
-       snd_soc_update_bits(codec, WM8994_AIF1_ADC2_LEFT_VOLUME,
-                           WM8994_AIF1ADC2_VU, WM8994_AIF1ADC2_VU);
-       snd_soc_update_bits(codec, WM8994_AIF1_ADC2_RIGHT_VOLUME,
-                           WM8994_AIF1ADC2_VU, WM8994_AIF1ADC2_VU);
-       snd_soc_update_bits(codec, WM8994_AIF2_ADC_LEFT_VOLUME,
-                           WM8994_AIF2ADC_VU, WM8994_AIF1ADC2_VU);
-       snd_soc_update_bits(codec, WM8994_AIF2_ADC_RIGHT_VOLUME,
-                           WM8994_AIF2ADC_VU, WM8994_AIF1ADC2_VU);
-       snd_soc_update_bits(codec, WM8994_DAC1_LEFT_VOLUME,
-                           WM8994_DAC1_VU, WM8994_DAC1_VU);
-       snd_soc_update_bits(codec, WM8994_DAC1_RIGHT_VOLUME,
-                           WM8994_DAC1_VU, WM8994_DAC1_VU);
-       snd_soc_update_bits(codec, WM8994_DAC2_LEFT_VOLUME,
-                           WM8994_DAC2_VU, WM8994_DAC2_VU);
-       snd_soc_update_bits(codec, WM8994_DAC2_RIGHT_VOLUME,
-                           WM8994_DAC2_VU, WM8994_DAC2_VU);
+       /* Latch volume update bits */
+       for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
+               snd_soc_update_bits(codec, wm8994_vu_bits[i].reg,
+                                   wm8994_vu_bits[i].mask,
+                                   wm8994_vu_bits[i].mask);
 
        /* Set the low bit of the 3D stereo depth so TLV matches */
        snd_soc_update_bits(codec, WM8994_AIF1_DAC1_FILTERS_2,
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