Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6:
  ALSA: hda: Use LPIB quirk for Dell Inspiron m101z/1120
  sound: Prevent buffer overflow in OSS load_mixer_volumes
  ASoC: codecs: wm8753: Fix register cache incoherency
  ASoC: codecs: wm9090: Fix register cache incoherency
  ASoC: codecs: wm8962: Fix register cache incoherency
  ASoC: codecs: wm8955: Fix register cache incoherency
  ASoC: codecs: wm8904: Fix register cache incoherency
  ASoC: codecs: wm8741: Fix register cache incoherency
  ASoC: codecs: wm8523: Fix register cache incoherency
  ASoC: codecs: max98088: Fix register cache incoherency
  ASoC: codecs: Add missing control_type initialization

14 files changed, 167 insertions, 228 deletions

diff --git a/sound/oss/soundcard.c b/sound/oss/soundcard.c
index 46c0d03dbecc..fcb14a099822 100644
--- a/sound/oss/soundcard.c
+++ b/sound/oss/soundcard.c
@@ -87,7 +87,7 @@ int *load_mixer_volumes(char *name, int *levels, int present)
         int             i, n;
 
         for (i = 0; i < num_mixer_volumes; i++) {
-                if (strcmp(name, mixer_vols[i].name) == 0) {
+                if (strncmp(name, mixer_vols[i].name, 32) == 0) {
                         if (present)
                                 mixer_vols[i].num = i;
                         return mixer_vols[i].levels;
@@ -99,7 +99,7 @@ int *load_mixer_volumes(char *name, int *levels, int present)
         }
         n = num_mixer_volumes++;
 
-        strcpy(mixer_vols[n].name, name);
+        strncpy(mixer_vols[n].name, name, 32);
 
         if (present)
                 mixer_vols[n].num = n;
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index b030c8eba21f..a1c4008af891 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2300,6 +2300,7 @@ static struct snd_pci_quirk position_fix_list[] __devinitdata = {
         SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB),
         SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB),
         SND_PCI_QUIRK(0x1028, 0x01f6, "Dell Latitude 131L", POS_FIX_LPIB),
+        SND_PCI_QUIRK(0x1028, 0x0470, "Dell Inspiron 1120", POS_FIX_LPIB),
         SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB),
         SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
         SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB),
diff --git a/sound/soc/codecs/max98088.c b/sound/soc/codecs/max98088.c
index d63e28773eb1..6447dbb2f123 100644
--- a/sound/soc/codecs/max98088.c
+++ b/sound/soc/codecs/max98088.c
@@ -40,7 +40,6 @@ struct max98088_cdata {
 };
 
 struct max98088_priv {
-       u8 reg_cache[M98088_REG_CNT];
        enum max98088_type devtype;
        void *control_data;
        struct max98088_pdata *pdata;
@@ -1588,7 +1587,7 @@ static int max98088_dai2_set_fmt(struct snd_soc_dai *codec_dai,
 
 static void max98088_sync_cache(struct snd_soc_codec *codec)
 {
-       struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec);
+       u16 *reg_cache = codec->reg_cache;
        int i;
 
        if (!codec->cache_sync)
@@ -1599,14 +1598,14 @@ static void max98088_sync_cache(struct snd_soc_codec *codec)
        /* write back cached values if they're writeable and
         * different from the hardware default.
         */
-       for (i = 1; i < ARRAY_SIZE(max98088->reg_cache); i++) {
+       for (i = 1; i < codec->driver->reg_cache_size; i++) {
                if (!max98088_access[i].writable)
                        continue;
 
-               if (max98088->reg_cache[i] == max98088_reg[i])
+               if (reg_cache[i] == max98088_reg[i])
                        continue;
 
-               snd_soc_write(codec, i, max98088->reg_cache[i]);
+               snd_soc_write(codec, i, reg_cache[i]);
        }
 
        codec->cache_sync = 0;
@@ -1951,7 +1950,6 @@ static int max98088_probe(struct snd_soc_codec *codec)
        int ret = 0;
 
        codec->cache_sync = 1;
-       memcpy(codec->reg_cache, max98088_reg, sizeof(max98088_reg));
 
        ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_I2C);
        if (ret != 0) {
diff --git a/sound/soc/codecs/wm8523.c b/sound/soc/codecs/wm8523.c
index 9a433a5396cb..deca79ea2b4b 100644
--- a/sound/soc/codecs/wm8523.c
+++ b/sound/soc/codecs/wm8523.c
@@ -41,7 +41,6 @@ static const char *wm8523_supply_names[WM8523_NUM_SUPPLIES] = {
 /* codec private data */
 struct wm8523_priv {
         enum snd_soc_control_type control_type;
-        u16 reg_cache[WM8523_REGISTER_COUNT];
         struct regulator_bulk_data supplies[WM8523_NUM_SUPPLIES];
         unsigned int sysclk;
         unsigned int rate_constraint_list[WM8523_NUM_RATES];
@@ -314,6 +313,7 @@ static int wm8523_set_bias_level(struct snd_soc_codec *codec,
                                  enum snd_soc_bias_level level)
 {
         struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
+        u16 *reg_cache = codec->reg_cache;
         int ret, i;
 
         switch (level) {
@@ -344,7 +344,7 @@ static int wm8523_set_bias_level(struct snd_soc_codec *codec,
                         /* Sync back default/cached values */
                         for (i = WM8523_AIF_CTRL1;
                              i < WM8523_MAX_REGISTER; i++)
-                                snd_soc_write(codec, i, wm8523->reg_cache[i]);
+                                snd_soc_write(codec, i, reg_cache[i]);
 
 
                         msleep(100);
@@ -414,6 +414,7 @@ static int wm8523_resume(struct snd_soc_codec *codec)
 static int wm8523_probe(struct snd_soc_codec *codec)
 {
         struct wm8523_priv *wm8523 = snd_soc_codec_get_drvdata(codec);
+        u16 *reg_cache = codec->reg_cache;
         int ret, i;
 
         codec->hw_write = (hw_write_t)i2c_master_send;
@@ -470,8 +471,8 @@ static int wm8523_probe(struct snd_soc_codec *codec)
         }
 
         /* Change some default settings - latch VU and enable ZC */
-        wm8523->reg_cache[WM8523_DAC_GAINR] |= WM8523_DACR_VU;
-        wm8523->reg_cache[WM8523_DAC_CTRL3] |= WM8523_ZC;
+        reg_cache[WM8523_DAC_GAINR] |= WM8523_DACR_VU;
+        reg_cache[WM8523_DAC_CTRL3] |= WM8523_ZC;
 
         wm8523_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
diff --git a/sound/soc/codecs/wm8741.c b/sound/soc/codecs/wm8741.c
index 90e31e9aa6f7..aea60ef8aba7 100644
--- a/sound/soc/codecs/wm8741.c
+++ b/sound/soc/codecs/wm8741.c
@@ -41,7 +41,6 @@ static const char *wm8741_supply_names[WM8741_NUM_SUPPLIES] = {
 /* codec private data */
 struct wm8741_priv {
         enum snd_soc_control_type control_type;
-        u16 reg_cache[WM8741_REGISTER_COUNT];
         struct regulator_bulk_data supplies[WM8741_NUM_SUPPLIES];
         unsigned int sysclk;
         struct snd_pcm_hw_constraint_list *sysclk_constraints;
@@ -422,6 +421,7 @@ static int wm8741_resume(struct snd_soc_codec *codec)
 static int wm8741_probe(struct snd_soc_codec *codec)
 {
         struct wm8741_priv *wm8741 = snd_soc_codec_get_drvdata(codec);
+        u16 *reg_cache = codec->reg_cache;
         int ret = 0;
 
         ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8741->control_type);
@@ -437,10 +437,10 @@ static int wm8741_probe(struct snd_soc_codec *codec)
         }
 
         /* Change some default settings - latch VU */
-        wm8741->reg_cache[WM8741_DACLLSB_ATTENUATION] |= WM8741_UPDATELL;
-        wm8741->reg_cache[WM8741_DACLMSB_ATTENUATION] |= WM8741_UPDATELM;
-        wm8741->reg_cache[WM8741_DACRLSB_ATTENUATION] |= WM8741_UPDATERL;
-        wm8741->reg_cache[WM8741_DACRLSB_ATTENUATION] |= WM8741_UPDATERM;
+        reg_cache[WM8741_DACLLSB_ATTENUATION] |= WM8741_UPDATELL;
+        reg_cache[WM8741_DACLMSB_ATTENUATION] |= WM8741_UPDATELM;
+        reg_cache[WM8741_DACRLSB_ATTENUATION] |= WM8741_UPDATERL;
+        reg_cache[WM8741_DACRLSB_ATTENUATION] |= WM8741_UPDATERM;
 
         snd_soc_add_controls(codec, wm8741_snd_controls,
                              ARRAY_SIZE(wm8741_snd_controls));
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c
index 8f679a13f2bc..87caae59e939 100644
--- a/sound/soc/codecs/wm8753.c
+++ b/sound/soc/codecs/wm8753.c
@@ -65,22 +65,22 @@ static void wm8753_set_dai_mode(struct snd_soc_codec *codec,
  * are using 2 wire for device control, so we cache them instead.
  */
 static const u16 wm8753_reg[] = {
-        0x0008, 0x0000, 0x000a, 0x000a,
-        0x0033, 0x0000, 0x0007, 0x00ff,
-        0x00ff, 0x000f, 0x000f, 0x007b,
-        0x0000, 0x0032, 0x0000, 0x00c3,
-        0x00c3, 0x00c0, 0x0000, 0x0000,
+        0x0000, 0x0008, 0x0000, 0x000a,
+        0x000a, 0x0033, 0x0000, 0x0007,
+        0x00ff, 0x00ff, 0x000f, 0x000f,
+        0x007b, 0x0000, 0x0032, 0x0000,
+        0x00c3, 0x00c3, 0x00c0, 0x0000,
         0x0000, 0x0000, 0x0000, 0x0000,
         0x0000, 0x0000, 0x0000, 0x0000,
-        0x0000, 0x0000, 0x0000, 0x0055,
-        0x0005, 0x0050, 0x0055, 0x0050,
-        0x0055, 0x0050, 0x0055, 0x0079,
-        0x0079, 0x0079, 0x0079, 0x0079,
         0x0000, 0x0000, 0x0000, 0x0000,
-        0x0097, 0x0097, 0x0000, 0x0004,
-        0x0000, 0x0083, 0x0024, 0x01ba,
-        0x0000, 0x0083, 0x0024, 0x01ba,
-        0x0000, 0x0000, 0x0000
+        0x0055, 0x0005, 0x0050, 0x0055,
+        0x0050, 0x0055, 0x0050, 0x0055,
+        0x0079, 0x0079, 0x0079, 0x0079,
+        0x0079, 0x0000, 0x0000, 0x0000,
+        0x0000, 0x0097, 0x0097, 0x0000,
+        0x0004, 0x0000, 0x0083, 0x0024,
+        0x01ba, 0x0000, 0x0083, 0x0024,
+        0x01ba, 0x0000, 0x0000, 0x0000
 };
 
 /* codec private data */
@@ -88,57 +88,10 @@ struct wm8753_priv {
         enum snd_soc_control_type control_type;
         unsigned int sysclk;
         unsigned int pcmclk;
-        u16 reg_cache[ARRAY_SIZE(wm8753_reg)];
         int dai_func;
 };
 
-/*
- * read wm8753 register cache
- */
-static inline unsigned int wm8753_read_reg_cache(struct snd_soc_codec *codec,
-        unsigned int reg)
-{
-        u16 *cache = codec->reg_cache;
-        if (reg < 1 || reg >= (ARRAY_SIZE(wm8753_reg) + 1))
-                return -1;
-        return cache[reg - 1];
-}
-
-/*
- * write wm8753 register cache
- */
-static inline void wm8753_write_reg_cache(struct snd_soc_codec *codec,
-        unsigned int reg, unsigned int value)
-{
-        u16 *cache = codec->reg_cache;
-        if (reg < 1 || reg >= (ARRAY_SIZE(wm8753_reg) + 1))
-                return;
-        cache[reg - 1] = value;
-}
-
-/*
- * write to the WM8753 register space
- */
-static int wm8753_write(struct snd_soc_codec *codec, unsigned int reg,
-        unsigned int value)
-{
-        u8 data[2];
-
-        /* data is
-         *   D15..D9 WM8753 register offset
-         *   D8...D0 register data
-         */
-        data[0] = (reg << 1) | ((value >> 8) & 0x0001);
-        data[1] = value & 0x00ff;
-
-        wm8753_write_reg_cache(codec, reg, value);
-        if (codec->hw_write(codec->control_data, data, 2) == 2)
-                return 0;
-        else
-                return -EIO;
-}
-
-#define wm8753_reset(c) wm8753_write(c, WM8753_RESET, 0)
+#define wm8753_reset(c) snd_soc_write(c, WM8753_RESET, 0)
 
 /*
  * WM8753 Controls
@@ -218,7 +171,7 @@ static int wm8753_get_dai(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol)
 {
         struct snd_soc_codec *codec =  snd_kcontrol_chip(kcontrol);
-        int mode = wm8753_read_reg_cache(codec, WM8753_IOCTL);
+        int mode = snd_soc_read(codec, WM8753_IOCTL);
 
         ucontrol->value.integer.value[0] = (mode & 0xc) >> 2;
         return 0;
@@ -228,7 +181,7 @@ static int wm8753_set_dai(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol)
 {
         struct snd_soc_codec *codec =  snd_kcontrol_chip(kcontrol);
-        int mode = wm8753_read_reg_cache(codec, WM8753_IOCTL);
+        int mode = snd_soc_read(codec, WM8753_IOCTL);
         struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
 
         if (((mode & 0xc) >> 2) == ucontrol->value.integer.value[0])
@@ -738,17 +691,17 @@ static int wm8753_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
         if (pll_id == WM8753_PLL1) {
                 offset = 0;
                 enable = 0x10;
-                reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xffef;
+                reg = snd_soc_read(codec, WM8753_CLOCK) & 0xffef;
         } else {
                 offset = 4;
                 enable = 0x8;
-                reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfff7;
+                reg = snd_soc_read(codec, WM8753_CLOCK) & 0xfff7;
         }
 
         if (!freq_in || !freq_out) {
                 /* disable PLL  */
-                wm8753_write(codec, WM8753_PLL1CTL1 + offset, 0x0026);
-                wm8753_write(codec, WM8753_CLOCK, reg);
+                snd_soc_write(codec, WM8753_PLL1CTL1 + offset, 0x0026);
+                snd_soc_write(codec, WM8753_CLOCK, reg);
                 return 0;
         } else {
                 u16 value = 0;
@@ -759,20 +712,20 @@ static int wm8753_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
                 /* set up N and K PLL divisor ratios */
                 /* bits 8:5 = PLL_N, bits 3:0 = PLL_K[21:18] */
                 value = (pll_div.n << 5) + ((pll_div.k & 0x3c0000) >> 18);
-                wm8753_write(codec, WM8753_PLL1CTL2 + offset, value);
+                snd_soc_write(codec, WM8753_PLL1CTL2 + offset, value);
 
                 /* bits 8:0 = PLL_K[17:9] */
                 value = (pll_div.k & 0x03fe00) >> 9;
-                wm8753_write(codec, WM8753_PLL1CTL3 + offset, value);
+                snd_soc_write(codec, WM8753_PLL1CTL3 + offset, value);
 
                 /* bits 8:0 = PLL_K[8:0] */
                 value = pll_div.k & 0x0001ff;
-                wm8753_write(codec, WM8753_PLL1CTL4 + offset, value);
+                snd_soc_write(codec, WM8753_PLL1CTL4 + offset, value);
 
                 /* set PLL as input and enable */
-                wm8753_write(codec, WM8753_PLL1CTL1 + offset, 0x0027 |
+                snd_soc_write(codec, WM8753_PLL1CTL1 + offset, 0x0027 |
                         (pll_div.div2 << 3));
-                wm8753_write(codec, WM8753_CLOCK, reg | enable);
+                snd_soc_write(codec, WM8753_CLOCK, reg | enable);
         }
         return 0;
 }
@@ -879,7 +832,7 @@ static int wm8753_vdac_adc_set_dai_fmt(struct snd_soc_dai *codec_dai,
                 unsigned int fmt)
 {
         struct snd_soc_codec *codec = codec_dai->codec;
-        u16 voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x01ec;
+        u16 voice = snd_soc_read(codec, WM8753_PCM) & 0x01ec;
 
         /* interface format */
         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
@@ -901,7 +854,7 @@ static int wm8753_vdac_adc_set_dai_fmt(struct snd_soc_dai *codec_dai,
                 return -EINVAL;
         }
 
-        wm8753_write(codec, WM8753_PCM, voice);
+        snd_soc_write(codec, WM8753_PCM, voice);
         return 0;
 }
 
@@ -922,8 +875,8 @@ static int wm8753_pcm_hw_params(struct snd_pcm_substream *substream,
         struct snd_soc_pcm_runtime *rtd = substream->private_data;
         struct snd_soc_codec *codec = rtd->codec;
         struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
-        u16 voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x01f3;
-        u16 srate = wm8753_read_reg_cache(codec, WM8753_SRATE1) & 0x017f;
+        u16 voice = snd_soc_read(codec, WM8753_PCM) & 0x01f3;
+        u16 srate = snd_soc_read(codec, WM8753_SRATE1) & 0x017f;
 
         /* bit size */
         switch (params_format(params)) {
@@ -943,9 +896,9 @@ static int wm8753_pcm_hw_params(struct snd_pcm_substream *substream,
         /* sample rate */
         if (params_rate(params) * 384 == wm8753->pcmclk)
                 srate |= 0x80;
-        wm8753_write(codec, WM8753_SRATE1, srate);
+        snd_soc_write(codec, WM8753_SRATE1, srate);
 
-        wm8753_write(codec, WM8753_PCM, voice);
+        snd_soc_write(codec, WM8753_PCM, voice);
         return 0;
 }
 
@@ -958,8 +911,8 @@ static int wm8753_pcm_set_dai_fmt(struct snd_soc_dai *codec_dai,
         struct snd_soc_codec *codec = codec_dai->codec;
         u16 voice, ioctl;
 
-        voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x011f;
-        ioctl = wm8753_read_reg_cache(codec, WM8753_IOCTL) & 0x015d;
+        voice = snd_soc_read(codec, WM8753_PCM) & 0x011f;
+        ioctl = snd_soc_read(codec, WM8753_IOCTL) & 0x015d;
 
         /* set master/slave audio interface */
         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -1013,8 +966,8 @@ static int wm8753_pcm_set_dai_fmt(struct snd_soc_dai *codec_dai,
                 return -EINVAL;
         }
 
-        wm8753_write(codec, WM8753_PCM, voice);
-        wm8753_write(codec, WM8753_IOCTL, ioctl);
+        snd_soc_write(codec, WM8753_PCM, voice);
+        snd_soc_write(codec, WM8753_IOCTL, ioctl);
         return 0;
 }
 
@@ -1026,16 +979,16 @@ static int wm8753_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
 
         switch (div_id) {
         case WM8753_PCMDIV:
-                reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0x003f;
-                wm8753_write(codec, WM8753_CLOCK, reg | div);
+                reg = snd_soc_read(codec, WM8753_CLOCK) & 0x003f;
+                snd_soc_write(codec, WM8753_CLOCK, reg | div);
                 break;
         case WM8753_BCLKDIV:
-                reg = wm8753_read_reg_cache(codec, WM8753_SRATE2) & 0x01c7;
-                wm8753_write(codec, WM8753_SRATE2, reg | div);
+                reg = snd_soc_read(codec, WM8753_SRATE2) & 0x01c7;
+                snd_soc_write(codec, WM8753_SRATE2, reg | div);
                 break;
         case WM8753_VXCLKDIV:
-                reg = wm8753_read_reg_cache(codec, WM8753_SRATE2) & 0x003f;
-                wm8753_write(codec, WM8753_SRATE2, reg | div);
+                reg = snd_soc_read(codec, WM8753_SRATE2) & 0x003f;
+                snd_soc_write(codec, WM8753_SRATE2, reg | div);
                 break;
         default:
                 return -EINVAL;
@@ -1050,7 +1003,7 @@ static int wm8753_hdac_set_dai_fmt(struct snd_soc_dai *codec_dai,
                 unsigned int fmt)
 {
         struct snd_soc_codec *codec = codec_dai->codec;
-        u16 hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x01e0;
+        u16 hifi = snd_soc_read(codec, WM8753_HIFI) & 0x01e0;
 
         /* interface format */
         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
@@ -1072,7 +1025,7 @@ static int wm8753_hdac_set_dai_fmt(struct snd_soc_dai *codec_dai,
                 return -EINVAL;
         }
 
-        wm8753_write(codec, WM8753_HIFI, hifi);
+        snd_soc_write(codec, WM8753_HIFI, hifi);
         return 0;
 }
 
@@ -1085,8 +1038,8 @@ static int wm8753_i2s_set_dai_fmt(struct snd_soc_dai *codec_dai,
         struct snd_soc_codec *codec = codec_dai->codec;
         u16 ioctl, hifi;
 
-        hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x011f;
-        ioctl = wm8753_read_reg_cache(codec, WM8753_IOCTL) & 0x00ae;
+        hifi = snd_soc_read(codec, WM8753_HIFI) & 0x011f;
+        ioctl = snd_soc_read(codec, WM8753_IOCTL) & 0x00ae;
 
         /* set master/slave audio interface */
         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -1140,8 +1093,8 @@ static int wm8753_i2s_set_dai_fmt(struct snd_soc_dai *codec_dai,
                 return -EINVAL;
         }
 
-        wm8753_write(codec, WM8753_HIFI, hifi);
-        wm8753_write(codec, WM8753_IOCTL, ioctl);
+        snd_soc_write(codec, WM8753_HIFI, hifi);
+        snd_soc_write(codec, WM8753_IOCTL, ioctl);
         return 0;
 }
 
@@ -1162,8 +1115,8 @@ static int wm8753_i2s_hw_params(struct snd_pcm_substream *substream,
         struct snd_soc_pcm_runtime *rtd = substream->private_data;
         struct snd_soc_codec *codec = rtd->codec;
         struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
-        u16 srate = wm8753_read_reg_cache(codec, WM8753_SRATE1) & 0x01c0;
-        u16 hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x01f3;
+        u16 srate = snd_soc_read(codec, WM8753_SRATE1) & 0x01c0;
+        u16 hifi = snd_soc_read(codec, WM8753_HIFI) & 0x01f3;
         int coeff;
 
         /* is digital filter coefficient valid ? */
@@ -1172,7 +1125,7 @@ static int wm8753_i2s_hw_params(struct snd_pcm_substream *substream,
                 printk(KERN_ERR "wm8753 invalid MCLK or rate\n");
                 return coeff;
         }
-        wm8753_write(codec, WM8753_SRATE1, srate | (coeff_div[coeff].sr << 1) |
+        snd_soc_write(codec, WM8753_SRATE1, srate | (coeff_div[coeff].sr << 1) |
                 coeff_div[coeff].usb);
 
         /* bit size */
@@ -1190,7 +1143,7 @@ static int wm8753_i2s_hw_params(struct snd_pcm_substream *substream,
                 break;
         }
 
-        wm8753_write(codec, WM8753_HIFI, hifi);
+        snd_soc_write(codec, WM8753_HIFI, hifi);
         return 0;
 }
 
@@ -1201,8 +1154,8 @@ static int wm8753_mode1v_set_dai_fmt(struct snd_soc_dai *codec_dai,
         u16 clock;
 
         /* set clk source as pcmclk */
-        clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb;
-        wm8753_write(codec, WM8753_CLOCK, clock);
+        clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb;
+        snd_soc_write(codec, WM8753_CLOCK, clock);
 
         if (wm8753_vdac_adc_set_dai_fmt(codec_dai, fmt) < 0)
                 return -EINVAL;
@@ -1224,8 +1177,8 @@ static int wm8753_mode2_set_dai_fmt(struct snd_soc_dai *codec_dai,
         u16 clock;
 
         /* set clk source as pcmclk */
-        clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb;
-        wm8753_write(codec, WM8753_CLOCK, clock);
+        clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb;
+        snd_soc_write(codec, WM8753_CLOCK, clock);
 
         if (wm8753_vdac_adc_set_dai_fmt(codec_dai, fmt) < 0)
                 return -EINVAL;
@@ -1239,8 +1192,8 @@ static int wm8753_mode3_4_set_dai_fmt(struct snd_soc_dai *codec_dai,
         u16 clock;
 
         /* set clk source as mclk */
-        clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb;
-        wm8753_write(codec, WM8753_CLOCK, clock | 0x4);
+        clock = snd_soc_read(codec, WM8753_CLOCK) & 0xfffb;
+        snd_soc_write(codec, WM8753_CLOCK, clock | 0x4);
 
         if (wm8753_hdac_set_dai_fmt(codec_dai, fmt) < 0)
                 return -EINVAL;
@@ -1252,19 +1205,19 @@ static int wm8753_mode3_4_set_dai_fmt(struct snd_soc_dai *codec_dai,
 static int wm8753_mute(struct snd_soc_dai *dai, int mute)
 {
         struct snd_soc_codec *codec = dai->codec;
-        u16 mute_reg = wm8753_read_reg_cache(codec, WM8753_DAC) & 0xfff7;
+        u16 mute_reg = snd_soc_read(codec, WM8753_DAC) & 0xfff7;
         struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
 
         /* the digital mute covers the HiFi and Voice DAC's on the WM8753.
          * make sure we check if they are not both active when we mute */
         if (mute && wm8753->dai_func == 1) {
                 if (!codec->active)
-                        wm8753_write(codec, WM8753_DAC, mute_reg | 0x8);
+                        snd_soc_write(codec, WM8753_DAC, mute_reg | 0x8);
         } else {
                 if (mute)
-                        wm8753_write(codec, WM8753_DAC, mute_reg | 0x8);
+                        snd_soc_write(codec, WM8753_DAC, mute_reg | 0x8);
                 else
-                        wm8753_write(codec, WM8753_DAC, mute_reg);
+                        snd_soc_write(codec, WM8753_DAC, mute_reg);
         }
 
         return 0;
@@ -1273,23 +1226,23 @@ static int wm8753_mute(struct snd_soc_dai *dai, int mute)
 static int wm8753_set_bias_level(struct snd_soc_codec *codec,
                                  enum snd_soc_bias_level level)
 {
-        u16 pwr_reg = wm8753_read_reg_cache(codec, WM8753_PWR1) & 0xfe3e;
+        u16 pwr_reg = snd_soc_read(codec, WM8753_PWR1) & 0xfe3e;
 
         switch (level) {
         case SND_SOC_BIAS_ON:
                 /* set vmid to 50k and unmute dac */
-                wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x00c0);
+                snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x00c0);
                 break;
         case SND_SOC_BIAS_PREPARE:
                 /* set vmid to 5k for quick power up */
-                wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x01c1);
+                snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x01c1);
                 break;
         case SND_SOC_BIAS_STANDBY:
                 /* mute dac and set vmid to 500k, enable VREF */
-                wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x0141);
+                snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x0141);
                 break;
         case SND_SOC_BIAS_OFF:
-                wm8753_write(codec, WM8753_PWR1, 0x0001);
+                snd_soc_write(codec, WM8753_PWR1, 0x0001);
                 break;
         }
         codec->bias_level = level;
@@ -1477,7 +1430,7 @@ static void wm8753_set_dai_mode(struct snd_soc_codec *codec,
                 else
                         dai->driver = &wm8753_all_dai[(wm8753->dai_func << 1) + 1];
         }
-        wm8753_write(codec, WM8753_IOCTL, wm8753->dai_func);
+        snd_soc_write(codec, WM8753_IOCTL, wm8753->dai_func);
 }
 
 static void wm8753_work(struct work_struct *work)
@@ -1495,22 +1448,19 @@ static int wm8753_suspend(struct snd_soc_codec *codec, pm_message_t state)
 
 static int wm8753_resume(struct snd_soc_codec *codec)
 {
+        u16 *reg_cache = codec->reg_cache;
         int i;
-        u8 data[2];
-        u16 *cache = codec->reg_cache;
 
         /* Sync reg_cache with the hardware */
-        for (i = 0; i < ARRAY_SIZE(wm8753_reg); i++) {
-                if (i + 1 == WM8753_RESET)
+        for (i = 1; i < ARRAY_SIZE(wm8753_reg); i++) {
+                if (i == WM8753_RESET)
                         continue;
 
                 /* No point in writing hardware default values back */
-                if (cache[i] == wm8753_reg[i])
+                if (reg_cache[i] == wm8753_reg[i])
                         continue;
 
-                data[0] = ((i + 1) << 1) | ((cache[i] >> 8) & 0x0001);
-                data[1] = cache[i] & 0x00ff;
-                codec->hw_write(codec->control_data, data, 2);
+                snd_soc_write(codec, i, reg_cache[i]);
         }
 
         wm8753_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -1548,7 +1498,7 @@ static int run_delayed_work(struct delayed_work *dwork)
 static int wm8753_probe(struct snd_soc_codec *codec)
 {
         struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
-        int ret = 0, reg;
+        int ret;
 
         INIT_DELAYED_WORK(&codec->delayed_work, wm8753_work);
 
@@ -1573,26 +1523,16 @@ static int wm8753_probe(struct snd_soc_codec *codec)
                               msecs_to_jiffies(caps_charge));
 
         /* set the update bits */
-        reg = wm8753_read_reg_cache(codec, WM8753_LDAC);
-        wm8753_write(codec, WM8753_LDAC, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_RDAC);
-        wm8753_write(codec, WM8753_RDAC, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_LADC);
-        wm8753_write(codec, WM8753_LADC, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_RADC);
-        wm8753_write(codec, WM8753_RADC, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_LOUT1V);
-        wm8753_write(codec, WM8753_LOUT1V, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_ROUT1V);
-        wm8753_write(codec, WM8753_ROUT1V, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_LOUT2V);
-        wm8753_write(codec, WM8753_LOUT2V, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_ROUT2V);
-        wm8753_write(codec, WM8753_ROUT2V, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_LINVOL);
-        wm8753_write(codec, WM8753_LINVOL, reg | 0x0100);
-        reg = wm8753_read_reg_cache(codec, WM8753_RINVOL);
-        wm8753_write(codec, WM8753_RINVOL, reg | 0x0100);
+        snd_soc_update_bits(codec, WM8753_LDAC, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_RDAC, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_LDAC, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_RDAC, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_LOUT1V, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_ROUT1V, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_LOUT2V, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_ROUT2V, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_LINVOL, 0x0100, 0x0100);
+        snd_soc_update_bits(codec, WM8753_RINVOL, 0x0100, 0x0100);
 
         snd_soc_add_controls(codec, wm8753_snd_controls,
                              ARRAY_SIZE(wm8753_snd_controls));
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index 9001cc48ba13..1ec12eff0620 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -50,8 +50,6 @@ static const char *wm8904_supply_names[WM8904_NUM_SUPPLIES] = {
 /* codec private data */
 struct wm8904_priv {
 
-        u16 reg_cache[WM8904_MAX_REGISTER + 1];
-
         enum wm8904_type devtype;
         void *control_data;
 
@@ -2094,7 +2092,7 @@ static int wm8904_digital_mute(struct snd_soc_dai *codec_dai, int mute)
 
 static void wm8904_sync_cache(struct snd_soc_codec *codec)
 {
-        struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
+        u16 *reg_cache = codec->reg_cache;
         int i;
 
         if (!codec->cache_sync)
@@ -2105,14 +2103,14 @@ static void wm8904_sync_cache(struct snd_soc_codec *codec)
         /* Sync back cached values if they're different from the
          * hardware default.
          */
-        for (i = 1; i < ARRAY_SIZE(wm8904->reg_cache); i++) {
+        for (i = 1; i < codec->driver->reg_cache_size; i++) {
                 if (!wm8904_access[i].writable)
                         continue;
 
-                if (wm8904->reg_cache[i] == wm8904_reg[i])
+                if (reg_cache[i] == wm8904_reg[i])
                         continue;
 
-                snd_soc_write(codec, i, wm8904->reg_cache[i]);
+                snd_soc_write(codec, i, reg_cache[i]);
         }
 
         codec->cache_sync = 0;
@@ -2371,6 +2369,7 @@ static int wm8904_probe(struct snd_soc_codec *codec)
 {
         struct wm8904_priv *wm8904 = snd_soc_codec_get_drvdata(codec);
         struct wm8904_pdata *pdata = wm8904->pdata;
+        u16 *reg_cache = codec->reg_cache;
         int ret, i;
 
         codec->cache_sync = 1;
@@ -2437,19 +2436,19 @@ static int wm8904_probe(struct snd_soc_codec *codec)
         }
 
         /* Change some default settings - latch VU and enable ZC */
-        wm8904->reg_cache[WM8904_ADC_DIGITAL_VOLUME_LEFT] |= WM8904_ADC_VU;
-        wm8904->reg_cache[WM8904_ADC_DIGITAL_VOLUME_RIGHT] |= WM8904_ADC_VU;
-        wm8904->reg_cache[WM8904_DAC_DIGITAL_VOLUME_LEFT] |= WM8904_DAC_VU;
-        wm8904->reg_cache[WM8904_DAC_DIGITAL_VOLUME_RIGHT] |= WM8904_DAC_VU;
-        wm8904->reg_cache[WM8904_ANALOGUE_OUT1_LEFT] |= WM8904_HPOUT_VU |
+        reg_cache[WM8904_ADC_DIGITAL_VOLUME_LEFT] |= WM8904_ADC_VU;
+        reg_cache[WM8904_ADC_DIGITAL_VOLUME_RIGHT] |= WM8904_ADC_VU;
+        reg_cache[WM8904_DAC_DIGITAL_VOLUME_LEFT] |= WM8904_DAC_VU;
+        reg_cache[WM8904_DAC_DIGITAL_VOLUME_RIGHT] |= WM8904_DAC_VU;
+        reg_cache[WM8904_ANALOGUE_OUT1_LEFT] |= WM8904_HPOUT_VU |
                 WM8904_HPOUTLZC;
-        wm8904->reg_cache[WM8904_ANALOGUE_OUT1_RIGHT] |= WM8904_HPOUT_VU |
+        reg_cache[WM8904_ANALOGUE_OUT1_RIGHT] |= WM8904_HPOUT_VU |
                 WM8904_HPOUTRZC;
-        wm8904->reg_cache[WM8904_ANALOGUE_OUT2_LEFT] |= WM8904_LINEOUT_VU |
+        reg_cache[WM8904_ANALOGUE_OUT2_LEFT] |= WM8904_LINEOUT_VU |
                 WM8904_LINEOUTLZC;
-        wm8904->reg_cache[WM8904_ANALOGUE_OUT2_RIGHT] |= WM8904_LINEOUT_VU |
+        reg_cache[WM8904_ANALOGUE_OUT2_RIGHT] |= WM8904_LINEOUT_VU |
                 WM8904_LINEOUTRZC;
-        wm8904->reg_cache[WM8904_CLOCK_RATES_0] &= ~WM8904_SR_MODE;
+        reg_cache[WM8904_CLOCK_RATES_0] &= ~WM8904_SR_MODE;
 
         /* Apply configuration from the platform data. */
         if (wm8904->pdata) {
@@ -2457,23 +2456,23 @@ static int wm8904_probe(struct snd_soc_codec *codec)
                         if (!pdata->gpio_cfg[i])
                                 continue;
 
-                        wm8904->reg_cache[WM8904_GPIO_CONTROL_1 + i]
+                        reg_cache[WM8904_GPIO_CONTROL_1 + i]
                                 = pdata->gpio_cfg[i] & 0xffff;
                 }
 
                 /* Zero is the default value for these anyway */
                 for (i = 0; i < WM8904_MIC_REGS; i++)
-                        wm8904->reg_cache[WM8904_MIC_BIAS_CONTROL_0 + i]
+                        reg_cache[WM8904_MIC_BIAS_CONTROL_0 + i]
                                 = pdata->mic_cfg[i];
         }
 
         /* Set Class W by default - this will be managed by the Class
          * G widget at runtime where bypass paths are available.
          */
-        wm8904->reg_cache[WM8904_CLASS_W_0] |= WM8904_CP_DYN_PWR;
+        reg_cache[WM8904_CLASS_W_0] |= WM8904_CP_DYN_PWR;
 
         /* Use normal bias source */
-        wm8904->reg_cache[WM8904_BIAS_CONTROL_0] &= ~WM8904_POBCTRL;
+        reg_cache[WM8904_BIAS_CONTROL_0] &= ~WM8904_POBCTRL;
 
         wm8904_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
diff --git a/sound/soc/codecs/wm8940.c b/sound/soc/codecs/wm8940.c
index 2cb16f895c46..23086e2c976a 100644
--- a/sound/soc/codecs/wm8940.c
+++ b/sound/soc/codecs/wm8940.c
@@ -768,6 +768,7 @@ static __devinit int wm8940_i2c_probe(struct i2c_client *i2c,
 
         i2c_set_clientdata(i2c, wm8940);
         wm8940->control_data = i2c;
+        wm8940->control_type = SND_SOC_I2C;
 
         ret = snd_soc_register_codec(&i2c->dev,
                         &soc_codec_dev_wm8940, &wm8940_dai, 1);
diff --git a/sound/soc/codecs/wm8955.c b/sound/soc/codecs/wm8955.c
index 9cbab8e1de01..2ac35b0be86a 100644
--- 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;
         }
 
@@ -1003,6 +1003,7 @@ static __devinit int wm8955_i2c_probe(struct i2c_client *i2c,
                 return -ENOMEM;
 
         i2c_set_clientdata(i2c, wm8955);
+        wm8955->control_type = SND_SOC_I2C;
 
         ret = snd_soc_register_codec(&i2c->dev,
                         &soc_codec_dev_wm8955, &wm8955_dai, 1);
diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c
index 21986c42272f..ff6ff2f529d2 100644
--- a/sound/soc/codecs/wm8960.c
+++ b/sound/soc/codecs/wm8960.c
@@ -1013,6 +1013,7 @@ static __devinit int wm8960_i2c_probe(struct i2c_client *i2c,
                 return -ENOMEM;
 
         i2c_set_clientdata(i2c, wm8960);
+        wm8960->control_type = SND_SOC_I2C;
         wm8960->control_data = i2c;
 
         ret = snd_soc_register_codec(&i2c->dev,
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 1304ca91a11c..7c421cc837bd 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -52,8 +52,6 @@ static const char *wm8962_supply_names[WM8962_NUM_SUPPLIES] = {
 struct wm8962_priv {
         struct snd_soc_codec *codec;
 
-        u16 reg_cache[WM8962_MAX_REGISTER + 1];
-
         int sysclk;
         int sysclk_rate;
 
@@ -1991,8 +1989,7 @@ static int wm8962_put_hp_sw(struct snd_kcontrol *kcontrol,
                             struct snd_ctl_elem_value *ucontrol)
 {
         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-        struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
-        u16 *reg_cache = wm8962->reg_cache;
+        u16 *reg_cache = codec->reg_cache;
         int ret;
 
         /* Apply the update (if any) */
@@ -2020,8 +2017,7 @@ static int wm8962_put_spk_sw(struct snd_kcontrol *kcontrol,
                             struct snd_ctl_elem_value *ucontrol)
 {
         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-        struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
-        u16 *reg_cache = wm8962->reg_cache;
+        u16 *reg_cache = codec->reg_cache;
         int ret;
 
         /* Apply the update (if any) */
@@ -2329,8 +2325,7 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
                          struct snd_kcontrol *kcontrol, int event)
 {
         struct snd_soc_codec *codec = w->codec;
-        struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
-        u16 *reg_cache = wm8962->reg_cache;
+        u16 *reg_cache = codec->reg_cache;
         int reg;
 
         switch (w->shift) {
@@ -2719,7 +2714,7 @@ static int wm8962_add_widgets(struct snd_soc_codec *codec)
 
 static void wm8962_sync_cache(struct snd_soc_codec *codec)
 {
-        struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
+        u16 *reg_cache = codec->reg_cache;
         int i;
 
         if (!codec->cache_sync)
@@ -2732,13 +2727,13 @@ static void wm8962_sync_cache(struct snd_soc_codec *codec)
         /* Sync back cached values if they're different from the
          * hardware default.
          */
-        for (i = 1; i < ARRAY_SIZE(wm8962->reg_cache); i++) {
+        for (i = 1; i < codec->driver->reg_cache_size; i++) {
                 if (i == WM8962_SOFTWARE_RESET)
                         continue;
-                if (wm8962->reg_cache[i] == wm8962_reg[i])
+                if (reg_cache[i] == wm8962_reg[i])
                         continue;
 
-                snd_soc_write(codec, i, wm8962->reg_cache[i]);
+                snd_soc_write(codec, i, reg_cache[i]);
         }
 
         codec->cache_sync = 0;
@@ -3406,12 +3401,11 @@ EXPORT_SYMBOL_GPL(wm8962_mic_detect);
 #ifdef CONFIG_PM
 static int wm8962_resume(struct snd_soc_codec *codec)
 {
-        struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
         u16 *reg_cache = codec->reg_cache;
         int i;
 
         /* Restore the registers */
-        for (i = 1; i < ARRAY_SIZE(wm8962->reg_cache); i++) {
+        for (i = 1; i < codec->driver->reg_cache_size; i++) {
                 switch (i) {
                 case WM8962_SOFTWARE_RESET:
                         continue;
@@ -3705,6 +3699,7 @@ static int wm8962_probe(struct snd_soc_codec *codec)
         struct wm8962_pdata *pdata = dev_get_platdata(codec->dev);
         struct i2c_client *i2c = container_of(codec->dev, struct i2c_client,
                                               dev);
+        u16 *reg_cache = codec->reg_cache;
         int i, trigger, irq_pol;
 
         wm8962->codec = codec;
@@ -3804,7 +3799,7 @@ static int wm8962_probe(struct snd_soc_codec *codec)
 
                 /* Put the speakers into mono mode? */
                 if (pdata->spk_mono)
-                        wm8962->reg_cache[WM8962_CLASS_D_CONTROL_2]
+                        reg_cache[WM8962_CLASS_D_CONTROL_2]
                                 |= WM8962_SPK_MONO;
 
                 /* Micbias setup, detection enable and detection
@@ -3819,16 +3814,16 @@ static int wm8962_probe(struct snd_soc_codec *codec)
         }
 
         /* Latch volume update bits */
-        wm8962->reg_cache[WM8962_LEFT_INPUT_VOLUME] |= WM8962_IN_VU;
-        wm8962->reg_cache[WM8962_RIGHT_INPUT_VOLUME] |= WM8962_IN_VU;
-        wm8962->reg_cache[WM8962_LEFT_ADC_VOLUME] |= WM8962_ADC_VU;
-        wm8962->reg_cache[WM8962_RIGHT_ADC_VOLUME] |= WM8962_ADC_VU;    
-        wm8962->reg_cache[WM8962_LEFT_DAC_VOLUME] |= WM8962_DAC_VU;
-        wm8962->reg_cache[WM8962_RIGHT_DAC_VOLUME] |= WM8962_DAC_VU;
-        wm8962->reg_cache[WM8962_SPKOUTL_VOLUME] |= WM8962_SPKOUT_VU;
-        wm8962->reg_cache[WM8962_SPKOUTR_VOLUME] |= WM8962_SPKOUT_VU;
-        wm8962->reg_cache[WM8962_HPOUTL_VOLUME] |= WM8962_HPOUT_VU;
-        wm8962->reg_cache[WM8962_HPOUTR_VOLUME] |= WM8962_HPOUT_VU;
+        reg_cache[WM8962_LEFT_INPUT_VOLUME] |= WM8962_IN_VU;
+        reg_cache[WM8962_RIGHT_INPUT_VOLUME] |= WM8962_IN_VU;
+        reg_cache[WM8962_LEFT_ADC_VOLUME] |= WM8962_ADC_VU;
+        reg_cache[WM8962_RIGHT_ADC_VOLUME] |= WM8962_ADC_VU;
+        reg_cache[WM8962_LEFT_DAC_VOLUME] |= WM8962_DAC_VU;
+        reg_cache[WM8962_RIGHT_DAC_VOLUME] |= WM8962_DAC_VU;
+        reg_cache[WM8962_SPKOUTL_VOLUME] |= WM8962_SPKOUT_VU;
+        reg_cache[WM8962_SPKOUTR_VOLUME] |= WM8962_SPKOUT_VU;
+        reg_cache[WM8962_HPOUTL_VOLUME] |= WM8962_HPOUT_VU;
+        reg_cache[WM8962_HPOUTR_VOLUME] |= WM8962_HPOUT_VU;
 
         wm8962_add_widgets(codec);
 
diff --git a/sound/soc/codecs/wm8971.c b/sound/soc/codecs/wm8971.c
index 63f6dbf5d070..9f18db6e167c 100644
--- a/sound/soc/codecs/wm8971.c
+++ b/sound/soc/codecs/wm8971.c
@@ -718,6 +718,7 @@ static __devinit int wm8971_i2c_probe(struct i2c_client *i2c,
         if (wm8971 == NULL)
                 return -ENOMEM;
 
+        wm8971->control_type = SND_SOC_I2C;
         i2c_set_clientdata(i2c, wm8971);
 
         ret = snd_soc_register_codec(&i2c->dev,
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c
index ecc7c37180c7..a486670966bd 100644
--- a/sound/soc/codecs/wm9081.c
+++ b/sound/soc/codecs/wm9081.c
@@ -1335,6 +1335,7 @@ static __devinit int wm9081_i2c_probe(struct i2c_client *i2c,
                 return -ENOMEM;
 
         i2c_set_clientdata(i2c, wm9081);
+        wm9081->control_type = SND_SOC_I2C;
         wm9081->control_data = i2c;
 
         ret = snd_soc_register_codec(&i2c->dev,
diff --git a/sound/soc/codecs/wm9090.c b/sound/soc/codecs/wm9090.c
index 99c046ba46bb..6e5f64f627cb 100644
--- a/sound/soc/codecs/wm9090.c
+++ b/sound/soc/codecs/wm9090.c
@@ -141,7 +141,6 @@ static const u16 wm9090_reg_defaults[] = {
 /* This struct is used to save the context */
 struct wm9090_priv {
         struct mutex mutex;
-        u16 reg_cache[WM9090_MAX_REGISTER + 1];
         struct wm9090_platform_data pdata;
         void *control_data;
 };
@@ -552,6 +551,7 @@ static int wm9090_set_bias_level(struct snd_soc_codec *codec,
 static int wm9090_probe(struct snd_soc_codec *codec)
 {
         struct wm9090_priv *wm9090 = snd_soc_codec_get_drvdata(codec);
+        u16 *reg_cache = codec->reg_cache;
         int ret;
 
         codec->control_data = wm9090->control_data;
@@ -576,22 +576,22 @@ static int wm9090_probe(struct snd_soc_codec *codec)
         /* Configure some defaults; they will be written out when we
          * bring the bias up.
          */
-        wm9090->reg_cache[WM9090_IN1_LINE_INPUT_A_VOLUME] |= WM9090_IN1_VU
+        reg_cache[WM9090_IN1_LINE_INPUT_A_VOLUME] |= WM9090_IN1_VU
                 | WM9090_IN1A_ZC;
-        wm9090->reg_cache[WM9090_IN1_LINE_INPUT_B_VOLUME] |= WM9090_IN1_VU
+        reg_cache[WM9090_IN1_LINE_INPUT_B_VOLUME] |= WM9090_IN1_VU
                 | WM9090_IN1B_ZC;
-        wm9090->reg_cache[WM9090_IN2_LINE_INPUT_A_VOLUME] |= WM9090_IN2_VU
+        reg_cache[WM9090_IN2_LINE_INPUT_A_VOLUME] |= WM9090_IN2_VU
                 | WM9090_IN2A_ZC;
-        wm9090->reg_cache[WM9090_IN2_LINE_INPUT_B_VOLUME] |= WM9090_IN2_VU
+        reg_cache[WM9090_IN2_LINE_INPUT_B_VOLUME] |= WM9090_IN2_VU
                 | WM9090_IN2B_ZC;
-        wm9090->reg_cache[WM9090_SPEAKER_VOLUME_LEFT] |=
+        reg_cache[WM9090_SPEAKER_VOLUME_LEFT] |=
                 WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC;
-        wm9090->reg_cache[WM9090_LEFT_OUTPUT_VOLUME] |=
+        reg_cache[WM9090_LEFT_OUTPUT_VOLUME] |=
                 WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC;
-        wm9090->reg_cache[WM9090_RIGHT_OUTPUT_VOLUME] |=
+        reg_cache[WM9090_RIGHT_OUTPUT_VOLUME] |=
                 WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC;
 
-        wm9090->reg_cache[WM9090_CLOCKING_1] |= WM9090_TOCLK_ENA;
+        reg_cache[WM9090_CLOCKING_1] |= WM9090_TOCLK_ENA;
 
         wm9090_set_bias_level(codec, SND_SOC_BIAS_STANDBY);