ASoC: wm9712: Remove ac97_read/ac97_write wrappers

Since the regmap conversion ac97_read/ac97_write are just simple wrappers
around snd_soc_read/snd_soc_write. Use those instead directly and remove
the wrappers. Also use snd_soc_update_bits() were appropriate.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Tested-by: Marek Vasut <marex@denx.de>
Acked-by: Marek Vasut <marex@denx.de>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm9712.c

@@ -521,53 +521,36 @@ static const struct snd_soc_dapm_route wm9712_audio_map[] = {
 	{"ROUT2", NULL, "Speaker PGA"},
 };
 
-static unsigned int ac97_read(struct snd_soc_codec *codec,
-	unsigned int reg)
-{
-	return snd_soc_read(codec, reg);
-}
-
-static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
-	unsigned int val)
-{
-	return snd_soc_write(codec, reg, val);
-}
-
 static int ac97_prepare(struct snd_pcm_substream *substream,
 			struct snd_soc_dai *dai)
 {
 	struct snd_soc_codec *codec = dai->codec;
 	int reg;
-	u16 vra;
 	struct snd_pcm_runtime *runtime = substream->runtime;
 
-	vra = ac97_read(codec, AC97_EXTENDED_STATUS);
-	ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
+	snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x1, 0x1);
 
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 		reg = AC97_PCM_FRONT_DAC_RATE;
 	else
 		reg = AC97_PCM_LR_ADC_RATE;
 
-	return ac97_write(codec, reg, runtime->rate);
+	return snd_soc_write(codec, reg, runtime->rate);
 }
 
 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
 			    struct snd_soc_dai *dai)
 {
 	struct snd_soc_codec *codec = dai->codec;
-	u16 vra, xsle;
 	struct snd_pcm_runtime *runtime = substream->runtime;
 
-	vra = ac97_read(codec, AC97_EXTENDED_STATUS);
-	ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
-	xsle = ac97_read(codec, AC97_PCI_SID);
-	ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
+	snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x1, 0x1);
+	snd_soc_update_bits(codec, AC97_PCI_SID, 0x8000, 0x8000);
 
 	if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
 		return -ENODEV;
 
-	return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
+	return snd_soc_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
 }
 
 #define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
@@ -619,12 +602,12 @@ static int wm9712_set_bias_level(struct snd_soc_codec *codec,
 	case SND_SOC_BIAS_PREPARE:
 		break;
 	case SND_SOC_BIAS_STANDBY:
-		ac97_write(codec, AC97_POWERDOWN, 0x0000);
+		snd_soc_write(codec, AC97_POWERDOWN, 0x0000);
 		break;
 	case SND_SOC_BIAS_OFF:
 		/* disable everything including AC link */
-		ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
-		ac97_write(codec, AC97_POWERDOWN, 0xffff);
+		snd_soc_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
+		snd_soc_write(codec, AC97_POWERDOWN, 0xffff);
 		break;
 	}
 	return 0;
@@ -671,7 +654,7 @@ static int wm9712_soc_probe(struct snd_soc_codec *codec)
 	snd_soc_codec_init_regmap(codec, regmap);
 
 	/* set alc mux to none */
-	ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000);
+	snd_soc_update_bits(codec, AC97_VIDEO, 0x3000, 0x3000);
 
 	return 0;
 err_free_ac97_codec: