ASoC: codecs: wm8955: Fix register cache incoherency

[mv-sheeva.git] / sound / soc / codecs / wm8955.c

diff --git a/sound/soc/codecs/wm8955.c b/sound/soc/codecs/wm8955.c
index a2ad91d6078a0b2aa4cd730cb0f642faf9e05ad8..2ac35b0be86acb37faaabdb1c0f81b321a2bb741 100644 (file)
--- a/sound/soc/codecs/wm8955.c
+++ b/sound/soc/codecs/wm8955.c
@@ -42,8 +42,6 @@ static const char *wm8955_supply_names[WM8955_NUM_SUPPLIES] = {
 struct wm8955_priv {
        enum snd_soc_control_type control_type;
 
-       u16 reg_cache[WM8955_MAX_REGISTER + 1];
-
        unsigned int mclk_rate;
 
        int deemph;
@@ -768,6 +766,7 @@ static int wm8955_set_bias_level(struct snd_soc_codec *codec,
                                 enum snd_soc_bias_level level)
 {
        struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
+       u16 *reg_cache = codec->reg_cache;
        int ret, i;
 
        switch (level) {
@@ -800,14 +799,14 @@ static int wm8955_set_bias_level(struct snd_soc_codec *codec,
                        /* Sync back cached values if they're
                         * different from the hardware default.
                         */
-                       for (i = 0; i < ARRAY_SIZE(wm8955->reg_cache); i++) {
+                       for (i = 0; i < codec->driver->reg_cache_size; i++) {
                                if (i == WM8955_RESET)
                                        continue;
 
-                               if (wm8955->reg_cache[i] == wm8955_reg[i])
+                               if (reg_cache[i] == wm8955_reg[i])
                                        continue;
 
-                               snd_soc_write(codec, i, wm8955->reg_cache[i]);
+                               snd_soc_write(codec, i, reg_cache[i]);
                        }
 
                        /* Enable VREF and VMID */
@@ -902,6 +901,7 @@ static int wm8955_probe(struct snd_soc_codec *codec)
 {
        struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
        struct wm8955_pdata *pdata = dev_get_platdata(codec->dev);
+       u16 *reg_cache = codec->reg_cache;
        int ret, i;
 
        ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8955->control_type);
@@ -934,25 +934,25 @@ static int wm8955_probe(struct snd_soc_codec *codec)
        }
 
        /* Change some default settings - latch VU and enable ZC */
-       wm8955->reg_cache[WM8955_LEFT_DAC_VOLUME] |= WM8955_LDVU;
-       wm8955->reg_cache[WM8955_RIGHT_DAC_VOLUME] |= WM8955_RDVU;
-       wm8955->reg_cache[WM8955_LOUT1_VOLUME] |= WM8955_LO1VU | WM8955_LO1ZC;
-       wm8955->reg_cache[WM8955_ROUT1_VOLUME] |= WM8955_RO1VU | WM8955_RO1ZC;
-       wm8955->reg_cache[WM8955_LOUT2_VOLUME] |= WM8955_LO2VU | WM8955_LO2ZC;
-       wm8955->reg_cache[WM8955_ROUT2_VOLUME] |= WM8955_RO2VU | WM8955_RO2ZC;
-       wm8955->reg_cache[WM8955_MONOOUT_VOLUME] |= WM8955_MOZC;
+       reg_cache[WM8955_LEFT_DAC_VOLUME] |= WM8955_LDVU;
+       reg_cache[WM8955_RIGHT_DAC_VOLUME] |= WM8955_RDVU;
+       reg_cache[WM8955_LOUT1_VOLUME] |= WM8955_LO1VU | WM8955_LO1ZC;
+       reg_cache[WM8955_ROUT1_VOLUME] |= WM8955_RO1VU | WM8955_RO1ZC;
+       reg_cache[WM8955_LOUT2_VOLUME] |= WM8955_LO2VU | WM8955_LO2ZC;
+       reg_cache[WM8955_ROUT2_VOLUME] |= WM8955_RO2VU | WM8955_RO2ZC;
+       reg_cache[WM8955_MONOOUT_VOLUME] |= WM8955_MOZC;
 
        /* Also enable adaptive bass boost by default */
-       wm8955->reg_cache[WM8955_BASS_CONTROL] |= WM8955_BB;
+       reg_cache[WM8955_BASS_CONTROL] |= WM8955_BB;
 
        /* Set platform data values */
        if (pdata) {
                if (pdata->out2_speaker)
-                       wm8955->reg_cache[WM8955_ADDITIONAL_CONTROL_2]
+                       reg_cache[WM8955_ADDITIONAL_CONTROL_2]
                                |= WM8955_ROUT2INV;
 
                if (pdata->monoin_diff)
-                       wm8955->reg_cache[WM8955_MONO_OUT_MIX_1]
+                       reg_cache[WM8955_MONO_OUT_MIX_1]
                                |= WM8955_DMEN;
        }