diff options
| -rw-r--r-- | sound/soc/codecs/wm8753.c | 226 | 
1 files changed, 83 insertions, 143 deletions
| 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)); | 
