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-rw-r--r--sound/soc/codecs/Kconfig1
-rw-r--r--sound/soc/codecs/ac97.c18
-rw-r--r--sound/soc/codecs/ad193x.c14
-rw-r--r--sound/soc/codecs/ad1980.c212
-rw-r--r--sound/soc/codecs/ad1980.h26
-rw-r--r--sound/soc/codecs/adau1373.c6
-rw-r--r--sound/soc/codecs/adau1761.c3
-rw-r--r--sound/soc/codecs/adau1781.c2
-rw-r--r--sound/soc/codecs/adau17x1.c3
-rw-r--r--sound/soc/codecs/stac9766.c40
-rw-r--r--sound/soc/codecs/wm9705.c46
-rw-r--r--sound/soc/codecs/wm9712.c209
-rw-r--r--sound/soc/codecs/wm9713.c228
13 files changed, 461 insertions, 347 deletions
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index a68d1731a8fd..6a66216a9c0f 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -223,6 +223,7 @@ config SND_SOC_AD193X_I2C
select SND_SOC_AD193X
config SND_SOC_AD1980
+ select REGMAP_AC97
tristate
config SND_SOC_AD73311
diff --git a/sound/soc/codecs/ac97.c b/sound/soc/codecs/ac97.c
index bd9b1839c8b0..c6e5a313ebf4 100644
--- a/sound/soc/codecs/ac97.c
+++ b/sound/soc/codecs/ac97.c
@@ -37,10 +37,11 @@ static int ac97_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
int reg = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ?
AC97_PCM_FRONT_DAC_RATE : AC97_PCM_LR_ADC_RATE;
- return snd_ac97_set_rate(codec->ac97, reg, substream->runtime->rate);
+ return snd_ac97_set_rate(ac97, reg, substream->runtime->rate);
}
#define STD_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
@@ -53,7 +54,6 @@ static const struct snd_soc_dai_ops ac97_dai_ops = {
static struct snd_soc_dai_driver ac97_dai = {
.name = "ac97-hifi",
- .ac97_control = 1,
.playback = {
.stream_name = "AC97 Playback",
.channels_min = 1,
@@ -71,6 +71,7 @@ static struct snd_soc_dai_driver ac97_dai = {
static int ac97_soc_probe(struct snd_soc_codec *codec)
{
+ struct snd_ac97 *ac97;
struct snd_ac97_bus *ac97_bus;
struct snd_ac97_template ac97_template;
int ret;
@@ -82,24 +83,31 @@ static int ac97_soc_probe(struct snd_soc_codec *codec)
return ret;
memset(&ac97_template, 0, sizeof(struct snd_ac97_template));
- ret = snd_ac97_mixer(ac97_bus, &ac97_template, &codec->ac97);
+ ret = snd_ac97_mixer(ac97_bus, &ac97_template, &ac97);
if (ret < 0)
return ret;
+ snd_soc_codec_set_drvdata(codec, ac97);
+
return 0;
}
#ifdef CONFIG_PM
static int ac97_soc_suspend(struct snd_soc_codec *codec)
{
- snd_ac97_suspend(codec->ac97);
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+
+ snd_ac97_suspend(ac97);
return 0;
}
static int ac97_soc_resume(struct snd_soc_codec *codec)
{
- snd_ac97_resume(codec->ac97);
+
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+
+ snd_ac97_resume(ac97);
return 0;
}
diff --git a/sound/soc/codecs/ad193x.c b/sound/soc/codecs/ad193x.c
index 6844d0b2af68..387530b0b0fd 100644
--- a/sound/soc/codecs/ad193x.c
+++ b/sound/soc/codecs/ad193x.c
@@ -72,11 +72,13 @@ static const struct snd_kcontrol_new ad193x_snd_controls[] = {
};
static const struct snd_soc_dapm_widget ad193x_dapm_widgets[] = {
- SND_SOC_DAPM_DAC("DAC", "Playback", AD193X_DAC_CTRL0, 0, 1),
+ SND_SOC_DAPM_DAC("DAC", "Playback", SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_PGA("DAC Output", AD193X_DAC_CTRL0, 0, 1, NULL, 0),
SND_SOC_DAPM_ADC("ADC", "Capture", SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_SUPPLY("PLL_PWR", AD193X_PLL_CLK_CTRL0, 0, 1, NULL, 0),
SND_SOC_DAPM_SUPPLY("ADC_PWR", AD193X_ADC_CTRL0, 0, 1, NULL, 0),
SND_SOC_DAPM_SUPPLY("SYSCLK", AD193X_PLL_CLK_CTRL0, 7, 0, NULL, 0),
+ SND_SOC_DAPM_VMID("VMID"),
SND_SOC_DAPM_OUTPUT("DAC1OUT"),
SND_SOC_DAPM_OUTPUT("DAC2OUT"),
SND_SOC_DAPM_OUTPUT("DAC3OUT"),
@@ -87,13 +89,15 @@ static const struct snd_soc_dapm_widget ad193x_dapm_widgets[] = {
static const struct snd_soc_dapm_route audio_paths[] = {
{ "DAC", NULL, "SYSCLK" },
+ { "DAC Output", NULL, "DAC" },
+ { "DAC Output", NULL, "VMID" },
{ "ADC", NULL, "SYSCLK" },
{ "DAC", NULL, "ADC_PWR" },
{ "ADC", NULL, "ADC_PWR" },
- { "DAC1OUT", NULL, "DAC" },
- { "DAC2OUT", NULL, "DAC" },
- { "DAC3OUT", NULL, "DAC" },
- { "DAC4OUT", NULL, "DAC" },
+ { "DAC1OUT", NULL, "DAC Output" },
+ { "DAC2OUT", NULL, "DAC Output" },
+ { "DAC3OUT", NULL, "DAC Output" },
+ { "DAC4OUT", NULL, "DAC Output" },
{ "ADC", NULL, "ADC1IN" },
{ "ADC", NULL, "ADC2IN" },
{ "SYSCLK", NULL, "PLL_PWR" },
diff --git a/sound/soc/codecs/ad1980.c b/sound/soc/codecs/ad1980.c
index 304d3003339a..2860eef8610c 100644
--- a/sound/soc/codecs/ad1980.c
+++ b/sound/soc/codecs/ad1980.c
@@ -24,34 +24,86 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
+#include <linux/regmap.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/ac97_codec.h>
#include <sound/initval.h>
#include <sound/soc.h>
-#include "ad1980.h"
+static const struct reg_default ad1980_reg_defaults[] = {
+ { 0x02, 0x8000 },
+ { 0x04, 0x8000 },
+ { 0x06, 0x8000 },
+ { 0x0c, 0x8008 },
+ { 0x0e, 0x8008 },
+ { 0x10, 0x8808 },
+ { 0x12, 0x8808 },
+ { 0x16, 0x8808 },
+ { 0x18, 0x8808 },
+ { 0x1a, 0x0000 },
+ { 0x1c, 0x8000 },
+ { 0x20, 0x0000 },
+ { 0x28, 0x03c7 },
+ { 0x2c, 0xbb80 },
+ { 0x2e, 0xbb80 },
+ { 0x30, 0xbb80 },
+ { 0x32, 0xbb80 },
+ { 0x36, 0x8080 },
+ { 0x38, 0x8080 },
+ { 0x3a, 0x2000 },
+ { 0x60, 0x0000 },
+ { 0x62, 0x0000 },
+ { 0x72, 0x0000 },
+ { 0x74, 0x1001 },
+ { 0x76, 0x0000 },
+};
-/*
- * AD1980 register cache
- */
-static const u16 ad1980_reg[] = {
- 0x0090, 0x8000, 0x8000, 0x8000, /* 0 - 6 */
- 0x0000, 0x0000, 0x8008, 0x8008, /* 8 - e */
- 0x8808, 0x8808, 0x0000, 0x8808, /* 10 - 16 */
- 0x8808, 0x0000, 0x8000, 0x0000, /* 18 - 1e */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 20 - 26 */
- 0x03c7, 0x0000, 0xbb80, 0xbb80, /* 28 - 2e */
- 0xbb80, 0xbb80, 0x0000, 0x8080, /* 30 - 36 */
- 0x8080, 0x2000, 0x0000, 0x0000, /* 38 - 3e */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x8080, 0x0000, 0x0000, 0x0000, /* 60 - 66 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x0000, 0x0000, 0x1001, 0x0000, /* 70 - 76 */
- 0x0000, 0x0000, 0x4144, 0x5370 /* 78 - 7e */
+static bool ad1980_readable_reg(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case AC97_RESET ... AC97_MASTER_MONO:
+ case AC97_PHONE ... AC97_CD:
+ case AC97_AUX ... AC97_GENERAL_PURPOSE:
+ case AC97_POWERDOWN ... AC97_PCM_LR_ADC_RATE:
+ case AC97_SPDIF:
+ case AC97_CODEC_CLASS_REV:
+ case AC97_PCI_SVID:
+ case AC97_AD_CODEC_CFG:
+ case AC97_AD_JACK_SPDIF:
+ case AC97_AD_SERIAL_CFG:
+ case AC97_VENDOR_ID1:
+ case AC97_VENDOR_ID2:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool ad1980_writeable_reg(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case AC97_VENDOR_ID1:
+ case AC97_VENDOR_ID2:
+ return false;
+ default:
+ return ad1980_readable_reg(dev, reg);
+ }
+}
+
+static const struct regmap_config ad1980_regmap_config = {
+ .reg_bits = 16,
+ .reg_stride = 2,
+ .val_bits = 16,
+ .max_register = 0x7e,
+ .cache_type = REGCACHE_RBTREE,
+
+ .volatile_reg = regmap_ac97_default_volatile,
+ .readable_reg = ad1980_readable_reg,
+ .writeable_reg = ad1980_writeable_reg,
+
+ .reg_defaults = ad1980_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(ad1980_reg_defaults),
};
static const char *ad1980_rec_sel[] = {"Mic", "CD", "NC", "AUX", "Line",
@@ -134,45 +186,8 @@ static const struct snd_soc_dapm_route ad1980_dapm_routes[] = {
{ "HP_OUT_R", NULL, "Playback" },
};
-static unsigned int ac97_read(struct snd_soc_codec *codec,
- unsigned int reg)
-{
- u16 *cache = codec->reg_cache;
-
- switch (reg) {
- case AC97_RESET:
- case AC97_INT_PAGING:
- case AC97_POWERDOWN:
- case AC97_EXTENDED_STATUS:
- case AC97_VENDOR_ID1:
- case AC97_VENDOR_ID2:
- return soc_ac97_ops->read(codec->ac97, reg);
- default:
- reg = reg >> 1;
-
- if (reg >= ARRAY_SIZE(ad1980_reg))
- return -EINVAL;
-
- return cache[reg];
- }
-}
-
-static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int val)
-{
- u16 *cache = codec->reg_cache;
-
- soc_ac97_ops->write(codec->ac97, reg, val);
- reg = reg >> 1;
- if (reg < ARRAY_SIZE(ad1980_reg))
- cache[reg] = val;
-
- return 0;
-}
-
static struct snd_soc_dai_driver ad1980_dai = {
.name = "ad1980-hifi",
- .ac97_control = 1,
.playback = {
.stream_name = "Playback",
.channels_min = 2,
@@ -189,108 +204,115 @@ static struct snd_soc_dai_driver ad1980_dai = {
static int ad1980_reset(struct snd_soc_codec *codec, int try_warm)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
unsigned int retry_cnt = 0;
do {
if (try_warm && soc_ac97_ops->warm_reset) {
- soc_ac97_ops->warm_reset(codec->ac97);
- if (ac97_read(codec, AC97_RESET) == 0x0090)
+ soc_ac97_ops->warm_reset(ac97);
+ if (snd_soc_read(codec, AC97_RESET) == 0x0090)
return 1;
}
- soc_ac97_ops->reset(codec->ac97);
+ soc_ac97_ops->reset(ac97);
/*
* Set bit 16slot in register 74h, then every slot will has only
* 16 bits. This command is sent out in 20bit mode, in which
* case the first nibble of data is eaten by the addr. (Tag is
* always 16 bit)
*/
- ac97_write(codec, AC97_AD_SERIAL_CFG, 0x9900);
+ snd_soc_write(codec, AC97_AD_SERIAL_CFG, 0x9900);
- if (ac97_read(codec, AC97_RESET) == 0x0090)
+ if (snd_soc_read(codec, AC97_RESET) == 0x0090)
return 0;
} while (retry_cnt++ < 10);
- printk(KERN_ERR "AD1980 AC97 reset failed\n");
+ dev_err(codec->dev, "Failed to reset: AC97 link error\n");
+
return -EIO;
}
static int ad1980_soc_probe(struct snd_soc_codec *codec)
{
+ struct snd_ac97 *ac97;
+ struct regmap *regmap;
int ret;
u16 vendor_id2;
u16 ext_status;
- printk(KERN_INFO "AD1980 SoC Audio Codec\n");
-
- ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
- if (ret < 0) {
- printk(KERN_ERR "ad1980: failed to register AC97 codec\n");
+ ac97 = snd_soc_new_ac97_codec(codec);
+ if (IS_ERR(ac97)) {
+ ret = PTR_ERR(ac97);
+ dev_err(codec->dev, "Failed to register AC97 codec: %d\n", ret);
return ret;
}
+ regmap = regmap_init_ac97(ac97, &ad1980_regmap_config);
+ if (IS_ERR(regmap)) {
+ ret = PTR_ERR(regmap);
+ goto err_free_ac97;
+ }
+
+ snd_soc_codec_init_regmap(codec, regmap);
+ snd_soc_codec_set_drvdata(codec, ac97);
+
ret = ad1980_reset(codec, 0);
- if (ret < 0) {
- printk(KERN_ERR "Failed to reset AD1980: AC97 link error\n");
+ if (ret < 0)
goto reset_err;
- }
/* Read out vendor ID to make sure it is ad1980 */
- if (ac97_read(codec, AC97_VENDOR_ID1) != 0x4144) {
+ if (snd_soc_read(codec, AC97_VENDOR_ID1) != 0x4144) {
ret = -ENODEV;
goto reset_err;
}
- vendor_id2 = ac97_read(codec, AC97_VENDOR_ID2);
+ vendor_id2 = snd_soc_read(codec, AC97_VENDOR_ID2);
if (vendor_id2 != 0x5370) {
if (vendor_id2 != 0x5374) {
ret = -ENODEV;
goto reset_err;
} else {
- printk(KERN_WARNING "ad1980: "
- "Found AD1981 - only 2/2 IN/OUT Channels "
- "supported\n");
+ dev_warn(codec->dev,
+ "Found AD1981 - only 2/2 IN/OUT Channels supported\n");
}
}
/* unmute captures and playbacks volume */
- ac97_write(codec, AC97_MASTER, 0x0000);
- ac97_write(codec, AC97_PCM, 0x0000);
- ac97_write(codec, AC97_REC_GAIN, 0x0000);
- ac97_write(codec, AC97_CENTER_LFE_MASTER, 0x0000);
- ac97_write(codec, AC97_SURROUND_MASTER, 0x0000);
+ snd_soc_write(codec, AC97_MASTER, 0x0000);
+ snd_soc_write(codec, AC97_PCM, 0x0000);
+ snd_soc_write(codec, AC97_REC_GAIN, 0x0000);
+ snd_soc_write(codec, AC97_CENTER_LFE_MASTER, 0x0000);
+ snd_soc_write(codec, AC97_SURROUND_MASTER, 0x0000);
/*power on LFE/CENTER/Surround DACs*/
- ext_status = ac97_read(codec, AC97_EXTENDED_STATUS);
- ac97_write(codec, AC97_EXTENDED_STATUS, ext_status&~0x3800);
-
- snd_soc_add_codec_controls(codec, ad1980_snd_ac97_controls,
- ARRAY_SIZE(ad1980_snd_ac97_controls));
+ ext_status = snd_soc_read(codec, AC97_EXTENDED_STATUS);
+ snd_soc_write(codec, AC97_EXTENDED_STATUS, ext_status&~0x3800);
return 0;
reset_err:
- snd_soc_free_ac97_codec(codec);
+ snd_soc_codec_exit_regmap(codec);
+err_free_ac97:
+ snd_soc_free_ac97_codec(ac97);
return ret;
}
static int ad1980_soc_remove(struct snd_soc_codec *codec)
{
- snd_soc_free_ac97_codec(codec);
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+
+ snd_soc_codec_exit_regmap(codec);
+ snd_soc_free_ac97_codec(ac97);
return 0;
}
static struct snd_soc_codec_driver soc_codec_dev_ad1980 = {
.probe = ad1980_soc_probe,
.remove = ad1980_soc_remove,
- .reg_cache_size = ARRAY_SIZE(ad1980_reg),
- .reg_word_size = sizeof(u16),
- .reg_cache_default = ad1980_reg,
- .reg_cache_step = 2,
- .write = ac97_write,
- .read = ac97_read,
+ .controls = ad1980_snd_ac97_controls,
+ .num_controls = ARRAY_SIZE(ad1980_snd_ac97_controls),
.dapm_widgets = ad1980_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(ad1980_dapm_widgets),
.dapm_routes = ad1980_dapm_routes,
diff --git a/sound/soc/codecs/ad1980.h b/sound/soc/codecs/ad1980.h
deleted file mode 100644
index eb0af44ad3df..000000000000
--- a/sound/soc/codecs/ad1980.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * ad1980.h -- ad1980 Soc Audio driver
- *
- * WARNING:
- *
- * Because Analog Devices Inc. discontinued the ad1980 sound chip since
- * Sep. 2009, this ad1980 driver is not maintained, tested and supported
- * by ADI now.
- */
-
-#ifndef _AD1980_H
-#define _AD1980_H
-/* Bit definition of Power-Down Control/Status Register */
-#define ADC 0x0001
-#define DAC 0x0002
-#define ANL 0x0004
-#define REF 0x0008
-#define PR0 0x0100
-#define PR1 0x0200
-#define PR2 0x0400
-#define PR3 0x0800
-#define PR4 0x1000
-#define PR5 0x2000
-#define PR6 0x4000
-
-#endif
diff --git a/sound/soc/codecs/adau1373.c b/sound/soc/codecs/adau1373.c
index 7c784ad3e8b2..783dcb57043a 100644
--- a/sound/soc/codecs/adau1373.c
+++ b/sound/soc/codecs/adau1373.c
@@ -551,7 +551,7 @@ static const struct snd_kcontrol_new adau1373_drc_controls[] = {
static int adau1373_pll_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct snd_soc_codec *codec = w->codec;
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct adau1373 *adau1373 = snd_soc_codec_get_drvdata(codec);
unsigned int pll_id = w->name[3] - '1';
unsigned int val;
@@ -823,7 +823,7 @@ static const struct snd_soc_dapm_widget adau1373_dapm_widgets[] = {
static int adau1373_check_aif_clk(struct snd_soc_dapm_widget *source,
struct snd_soc_dapm_widget *sink)
{
- struct snd_soc_codec *codec = source->codec;
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
struct adau1373 *adau1373 = snd_soc_codec_get_drvdata(codec);
unsigned int dai;
const char *clk;
@@ -844,7 +844,7 @@ static int adau1373_check_aif_clk(struct snd_soc_dapm_widget *source,
static int adau1373_check_src(struct snd_soc_dapm_widget *source,
struct snd_soc_dapm_widget *sink)
{
- struct snd_soc_codec *codec = source->codec;
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
struct adau1373 *adau1373 = snd_soc_codec_get_drvdata(codec);
unsigned int dai;
diff --git a/sound/soc/codecs/adau1761.c b/sound/soc/codecs/adau1761.c
index 91f60282fd2f..16093dc89441 100644
--- a/sound/soc/codecs/adau1761.c
+++ b/sound/soc/codecs/adau1761.c
@@ -255,7 +255,8 @@ static const struct snd_kcontrol_new adau1761_input_mux_control =
static int adau1761_dejitter_fixup(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct adau *adau = snd_soc_codec_get_drvdata(w->codec);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct adau *adau = snd_soc_codec_get_drvdata(codec);
/* After any power changes have been made the dejitter circuit
* has to be reinitialized. */
diff --git a/sound/soc/codecs/adau1781.c b/sound/soc/codecs/adau1781.c
index e9fc00fb13dd..aa6a37cc44b7 100644
--- a/sound/soc/codecs/adau1781.c
+++ b/sound/soc/codecs/adau1781.c
@@ -174,7 +174,7 @@ static const struct snd_kcontrol_new adau1781_mono_mixer_controls[] = {
static int adau1781_dejitter_fixup(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct snd_soc_codec *codec = w->codec;
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct adau *adau = snd_soc_codec_get_drvdata(codec);
/* After any power changes have been made the dejitter circuit
diff --git a/sound/soc/codecs/adau17x1.c b/sound/soc/codecs/adau17x1.c
index 3e16c1c64115..427ad77bfe56 100644
--- a/sound/soc/codecs/adau17x1.c
+++ b/sound/soc/codecs/adau17x1.c
@@ -61,7 +61,8 @@ static const struct snd_kcontrol_new adau17x1_controls[] = {
static int adau17x1_pll_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- struct adau *adau = snd_soc_codec_get_drvdata(w->codec);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct adau *adau = snd_soc_codec_get_drvdata(codec);
int ret;
if (SND_SOC_DAPM_EVENT_ON(event)) {
diff --git a/sound/soc/codecs/stac9766.c b/sound/soc/codecs/stac9766.c
index 53b810d23fea..f37a79ec45e6 100644
--- a/sound/soc/codecs/stac9766.c
+++ b/sound/soc/codecs/stac9766.c
@@ -139,18 +139,19 @@ static const struct snd_kcontrol_new stac9766_snd_ac97_controls[] = {
static int stac9766_ac97_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int val)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
if (reg > AC97_STAC_PAGE0) {
stac9766_ac97_write(codec, AC97_INT_PAGING, 0);
- soc_ac97_ops->write(codec->ac97, reg, val);
+ soc_ac97_ops->write(ac97, reg, val);
stac9766_ac97_write(codec, AC97_INT_PAGING, 1);
return 0;
}
if (reg / 2 >= ARRAY_SIZE(stac9766_reg))
return -EIO;
- soc_ac97_ops->write(codec->ac97, reg, val);
+ soc_ac97_ops->write(ac97, reg, val);
cache[reg / 2] = val;
return 0;
}
@@ -158,11 +159,12 @@ static int stac9766_ac97_write(struct snd_soc_codec *codec, unsigned int reg,
static unsigned int stac9766_ac97_read(struct snd_soc_codec *codec,
unsigned int reg)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
u16 val = 0, *cache = codec->reg_cache;
if (reg > AC97_STAC_PAGE0) {
stac9766_ac97_write(codec, AC97_INT_PAGING, 0);
- val = soc_ac97_ops->read(codec->ac97, reg - AC97_STAC_PAGE0);
+ val = soc_ac97_ops->read(ac97, reg - AC97_STAC_PAGE0);
stac9766_ac97_write(codec, AC97_INT_PAGING, 1);
return val;
}
@@ -173,7 +175,7 @@ static unsigned int stac9766_ac97_read(struct snd_soc_codec *codec,
reg == AC97_INT_PAGING || reg == AC97_VENDOR_ID1 ||
reg == AC97_VENDOR_ID2) {
- val = soc_ac97_ops->read(codec->ac97, reg);
+ val = soc_ac97_ops->read(ac97, reg);
return val;
}
return cache[reg / 2];
@@ -240,15 +242,17 @@ static int stac9766_set_bias_level(struct snd_soc_codec *codec,
static int stac9766_reset(struct snd_soc_codec *codec, int try_warm)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+
if (try_warm && soc_ac97_ops->warm_reset) {
- soc_ac97_ops->warm_reset(codec->ac97);
+ soc_ac97_ops->warm_reset(ac97);
if (stac9766_ac97_read(codec, 0) == stac9766_reg[0])
return 1;
}
- soc_ac97_ops->reset(codec->ac97);
+ soc_ac97_ops->reset(ac97);
if (soc_ac97_ops->warm_reset)
- soc_ac97_ops->warm_reset(codec->ac97);
+ soc_ac97_ops->warm_reset(ac97);
if (stac9766_ac97_read(codec, 0) != stac9766_reg[0])
return -EIO;
return 0;
@@ -262,6 +266,7 @@ static int stac9766_codec_suspend(struct snd_soc_codec *codec)
static int stac9766_codec_resume(struct snd_soc_codec *codec)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
u16 id, reset;
reset = 0;
@@ -271,8 +276,8 @@ reset:
printk(KERN_ERR "stac9766 failed to resume");
return -EIO;
}
- codec->ac97->bus->ops->warm_reset(codec->ac97);
- id = soc_ac97_ops->read(codec->ac97, AC97_VENDOR_ID2);
+ ac97->bus->ops->warm_reset(ac97);
+ id = soc_ac97_ops->read(ac97, AC97_VENDOR_ID2);
if (id != 0x4c13) {
stac9766_reset(codec, 0);
reset++;
@@ -294,7 +299,6 @@ static const struct snd_soc_dai_ops stac9766_dai_ops_digital = {
static struct snd_soc_dai_driver stac9766_dai[] = {
{
.name = "stac9766-hifi-analog",
- .ac97_control = 1,
/* stream cababilities */
.playback = {
@@ -316,7 +320,6 @@ static struct snd_soc_dai_driver stac9766_dai[] = {
},
{
.name = "stac9766-hifi-IEC958",
- .ac97_control = 1,
/* stream cababilities */
.playback = {
@@ -334,11 +337,14 @@ static struct snd_soc_dai_driver stac9766_dai[] = {
static int stac9766_codec_probe(struct snd_soc_codec *codec)
{
+ struct snd_ac97 *ac97;
int ret = 0;
- ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
- if (ret < 0)
- goto codec_err;
+ ac97 = snd_soc_new_ac97_codec(codec);
+ if (IS_ERR(ac97))
+ return PTR_ERR(ac97);
+
+ snd_soc_codec_set_drvdata(codec, ac97);
/* do a cold reset for the controller and then try
* a warm reset followed by an optional cold reset for codec */
@@ -357,13 +363,15 @@ static int stac9766_codec_probe(struct snd_soc_codec *codec)
return 0;
codec_err:
- snd_soc_free_ac97_codec(codec);
+ snd_soc_free_ac97_codec(ac97);
return ret;
}
static int stac9766_codec_remove(struct snd_soc_codec *codec)
{
- snd_soc_free_ac97_codec(codec);
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+
+ snd_soc_free_ac97_codec(ac97);
return 0;
}
diff --git a/sound/soc/codecs/wm9705.c b/sound/soc/codecs/wm9705.c
index c0b7f45dfa37..d3a800fa6f06 100644
--- a/sound/soc/codecs/wm9705.c
+++ b/sound/soc/codecs/wm9705.c
@@ -203,13 +203,14 @@ static const struct snd_soc_dapm_route wm9705_audio_map[] = {
/* We use a register cache to enhance read performance. */
static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
switch (reg) {
case AC97_RESET:
case AC97_VENDOR_ID1:
case AC97_VENDOR_ID2:
- return soc_ac97_ops->read(codec->ac97, reg);
+ return soc_ac97_ops->read(ac97, reg);
default:
reg = reg >> 1;
@@ -223,9 +224,10 @@ static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg)
static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int val)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
- soc_ac97_ops->write(codec->ac97, reg, val);
+ soc_ac97_ops->write(ac97, reg, val);
reg = reg >> 1;
if (reg < (ARRAY_SIZE(wm9705_reg)))
cache[reg] = val;
@@ -263,7 +265,6 @@ static const struct snd_soc_dai_ops wm9705_dai_ops = {
static struct snd_soc_dai_driver wm9705_dai[] = {
{
.name = "wm9705-hifi",
- .ac97_control = 1,
.playback = {
.stream_name = "HiFi Playback",
.channels_min = 1,
@@ -294,36 +295,41 @@ static struct snd_soc_dai_driver wm9705_dai[] = {
static int wm9705_reset(struct snd_soc_codec *codec)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+
if (soc_ac97_ops->reset) {
- soc_ac97_ops->reset(codec->ac97);
+ soc_ac97_ops->reset(ac97);
if (ac97_read(codec, 0) == wm9705_reg[0])
return 0; /* Success */
}
+ dev_err(codec->dev, "Failed to reset: AC97 link error\n");
+
return -EIO;
}
#ifdef CONFIG_PM
static int wm9705_soc_suspend(struct snd_soc_codec *codec)
{
- soc_ac97_ops->write(codec->ac97, AC97_POWERDOWN, 0xffff);
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+
+ soc_ac97_ops->write(ac97, AC97_POWERDOWN, 0xffff);
return 0;
}
static int wm9705_soc_resume(struct snd_soc_codec *codec)
{
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
int i, ret;
u16 *cache = codec->reg_cache;
ret = wm9705_reset(codec);
- if (ret < 0) {
- printk(KERN_ERR "could not reset AC97 codec\n");
+ if (ret < 0)
return ret;
- }
for (i = 2; i < ARRAY_SIZE(wm9705_reg) << 1; i += 2) {
- soc_ac97_ops->write(codec->ac97, i, cache[i>>1]);
+ soc_ac97_ops->write(ac97, i, cache[i>>1]);
}
return 0;
@@ -335,31 +341,34 @@ static int wm9705_soc_resume(struct snd_soc_codec *codec)
static int wm9705_soc_probe(struct snd_soc_codec *codec)
{
+ struct snd_ac97 *ac97;
int ret = 0;
- ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
- if (ret < 0) {
- printk(KERN_ERR "wm9705: failed to register AC97 codec\n");
+ ac97 = snd_soc_new_ac97_codec(codec);
+ if (IS_ERR(ac97)) {
+ ret = PTR_ERR(ac97);
+ dev_err(codec->dev, "Failed to register AC97 codec\n");
return ret;
}
+ snd_soc_codec_set_drvdata(codec, ac97);
+
ret = wm9705_reset(codec);
if (ret)
goto reset_err;
- snd_soc_add_codec_controls(codec, wm9705_snd_ac97_controls,
- ARRAY_SIZE(wm9705_snd_ac97_controls));
-
return 0;
reset_err:
- snd_soc_free_ac97_codec(codec);
+ snd_soc_free_ac97_codec(ac97);
return ret;
}
static int wm9705_soc_remove(struct snd_soc_codec *codec)
{
- snd_soc_free_ac97_codec(codec);
+ struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+
+ snd_soc_free_ac97_codec(ac97);
return 0;
}
@@ -374,6 +383,9 @@ static struct snd_soc_codec_driver soc_codec_dev_wm9705 = {
.reg_word_size = sizeof(u16),
.reg_cache_step = 2,
.reg_cache_default = wm9705_reg,
+
+ .controls = wm9705_snd_ac97_controls,
+ .num_controls = ARRAY_SIZE(wm9705_snd_ac97_controls),
.dapm_widgets = wm9705_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(wm9705_dapm_widgets),
.dapm_routes = wm9705_audio_map,
diff --git a/sound/soc/codecs/wm9712.c b/sound/soc/codecs/wm9712.c
index c5eb746087b4..52a211be5b47 100644
--- a/sound/soc/codecs/wm9712.c
+++ b/sound/soc/codecs/wm9712.c
@@ -23,6 +23,12 @@
#include <sound/tlv.h>
#include "wm9712.h"
+struct wm9712_priv {
+ struct snd_ac97 *ac97;
+ unsigned int hp_mixer[2];
+ struct mutex lock;
+};
+
static unsigned int ac97_read(struct snd_soc_codec *codec,
unsigned int reg);
static int ac97_write(struct snd_soc_codec *codec,
@@ -48,12 +54,10 @@ static const u16 wm9712_reg[] = {
0x0000, 0x0000, 0x0000, 0x0000, /* 6e */
0x0000, 0x0000, 0x0000, 0x0006, /* 76 */
0x0001, 0x0000, 0x574d, 0x4c12, /* 7e */
- 0x0000, 0x0000 /* virtual hp mixers */
};
-/* virtual HP mixers regs */
-#define HPL_MIXER 0x80
-#define HPR_MIXER 0x82
+#define HPL_MIXER 0x0
+#define HPR_MIXER 0x1
static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};
static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};
@@ -157,75 +161,108 @@ SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
SOC_SINGLE_TLV("Mic Boost Volume", AC97_MIC, 7, 1, 0, boost_tlv),
};
+static const unsigned int wm9712_mixer_mute_regs[] = {
+ AC97_VIDEO,
+ AC97_PCM,
+ AC97_LINE,
+ AC97_PHONE,
+ AC97_CD,
+ AC97_PC_BEEP,
+};
+
/* We have to create a fake left and right HP mixers because
* the codec only has a single control that is shared by both channels.
* This makes it impossible to determine the audio path.
*/
-static int mixer_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *k, int event)
+static int wm9712_hp_mixer_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- u16 l, r, beep, line, phone, mic, pcm, aux;
-
- l = ac97_read(w->codec, HPL_MIXER);
- r = ac97_read(w->codec, HPR_MIXER);
- beep = ac97_read(w->codec, AC97_PC_BEEP);
- mic = ac97_read(w->codec, AC97_VIDEO);
- phone = ac97_read(w->codec, AC97_PHONE);
- line = ac97_read(w->codec, AC97_LINE);
- pcm = ac97_read(w->codec, AC97_PCM);
- aux = ac97_read(w->codec, AC97_CD);
-
- if (l & 0x1 || r & 0x1)
- ac97_write(w->codec, AC97_VIDEO, mic & 0x7fff);
+ struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
+ struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
+ unsigned int val = ucontrol->value.enumerated.item[0];
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int mixer, mask, shift, old;
+ struct snd_soc_dapm_update update;
+ bool change;
+
+ mixer = mc->shift >> 8;
+ shift = mc->shift & 0xff;
+ mask = 1 << shift;
+
+ mutex_lock(&wm9712->lock);
+ old = wm9712->hp_mixer[mixer];
+ if (ucontrol->value.enumerated.item[0])
+ wm9712->hp_mixer[mixer] |= mask;
else
- ac97_write(w->codec, AC97_VIDEO, mic | 0x8000);
+ wm9712->hp_mixer[mixer] &= ~mask;
+
+ change = old != wm9712->hp_mixer[mixer];
+ if (change) {
+ update.kcontrol = kcontrol;
+ update.reg = wm9712_mixer_mute_regs[shift];
+ update.mask = 0x8000;
+ if ((wm9712->hp_mixer[0] & mask) ||
+ (wm9712->hp_mixer[1] & mask))
+ update.val = 0x0;
+ else
+ update.val = 0x8000;
+
+ snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
+ &update);
+ }
- if (l & 0x2 || r & 0x2)
- ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
- else
- ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
+ mutex_unlock(&wm9712->lock);
- if (l & 0x4 || r & 0x4)
- ac97_write(w->codec, AC97_LINE, line & 0x7fff);
- else
- ac97_write(w->codec, AC97_LINE, line | 0x8000);
+ return change;
+}
- if (l & 0x8 || r & 0x8)
- ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
- else
- ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
+static int wm9712_hp_mixer_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
+ struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int shift, mixer;
- if (l & 0x10 || r & 0x10)
- ac97_write(w->codec, AC97_CD, aux & 0x7fff);
- else
- ac97_write(w->codec, AC97_CD, aux | 0x8000);
+ mixer = mc->shift >> 8;
+ shift = mc->shift & 0xff;
- if (l & 0x20 || r & 0x20)
- ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
- else
- ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
+ ucontrol->value.enumerated.item[0] =
+ (wm9712->hp_mixer[mixer] >> shift) & 1;
return 0;
}
+#define WM9712_HP_MIXER_CTRL(xname, xmixer, xshift) { \
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .info = snd_soc_info_volsw, \
+ .get = wm9712_hp_mixer_get, .put = wm9712_hp_mixer_put, \
+ .private_value = SOC_SINGLE_VALUE(SND_SOC_NOPM, \
+ (xmixer << 8) | xshift, 1, 0, 0) \
+}
+
/* Left Headphone Mixers */
static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
- SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPL_MIXER, 5, 1, 0),
- SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 4, 1, 0),
- SOC_DAPM_SINGLE("Phone Bypass Switch", HPL_MIXER, 3, 1, 0),
- SOC_DAPM_SINGLE("Line Bypass Switch", HPL_MIXER, 2, 1, 0),
- SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 1, 1, 0),
- SOC_DAPM_SINGLE("Mic Sidetone Switch", HPL_MIXER, 0, 1, 0),
+ WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPL_MIXER, 5),
+ WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 4),
+ WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPL_MIXER, 3),
+ WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPL_MIXER, 2),
+ WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 1),
+ WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPL_MIXER, 0),
};
/* Right Headphone Mixers */
static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
- SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPR_MIXER, 5, 1, 0),
- SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 4, 1, 0),
- SOC_DAPM_SINGLE("Phone Bypass Switch", HPR_MIXER, 3, 1, 0),
- SOC_DAPM_SINGLE("Line Bypass Switch", HPR_MIXER, 2, 1, 0),
- SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 1, 1, 0),
- SOC_DAPM_SINGLE("Mic Sidetone Switch", HPR_MIXER, 0, 1, 0),
+ WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPR_MIXER, 5),
+ WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 4),
+ WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPR_MIXER, 3),
+ WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPR_MIXER, 2),
+ WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 1),
+ WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPR_MIXER, 0),
};
/* Speaker Mixer */
@@ -299,12 +336,10 @@ SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0,
SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
&wm9712_diff_sel_controls),
SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
-SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_INT_PAGING, 9, 1,
- &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls),
- mixer_event, SND_SOC_DAPM_POST_REG),
-SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_INT_PAGING, 8, 1,
- &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls),
- mixer_event, SND_SOC_DAPM_POST_REG),
+SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_INT_PAGING, 9, 1,
+ &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls)),
+SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_INT_PAGING, 8, 1,
+ &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls)),
SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
&wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
@@ -450,12 +485,13 @@ static const struct snd_soc_dapm_route wm9712_audio_map[] = {
static unsigned int ac97_read(struct snd_soc_codec *codec,
unsigned int reg)
{
+ struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
reg == AC97_REC_GAIN)
- return soc_ac97_ops->read(codec->ac97, reg);
+ return soc_ac97_ops->read(wm9712->ac97, reg);
else {
reg = reg >> 1;
@@ -469,10 +505,10 @@ static unsigned int ac97_read(struct snd_soc_codec *codec,
static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int val)
{
+ struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
- if (reg < 0x7c)
- soc_ac97_ops->write(codec->ac97, reg, val);
+ soc_ac97_ops->write(wm9712->ac97, reg, val);
reg = reg >> 1;
if (reg < (ARRAY_SIZE(wm9712_reg)))
cache[reg] = val;
@@ -532,7 +568,6 @@ static const struct snd_soc_dai_ops wm9712_dai_ops_aux = {
static struct snd_soc_dai_driver wm9712_dai[] = {
{
.name = "wm9712-hifi",
- .ac97_control = 1,
.playback = {
.stream_name = "HiFi Playback",
.channels_min = 1,
@@ -581,21 +616,23 @@ static int wm9712_set_bias_level(struct snd_soc_codec *codec,
static int wm9712_reset(struct snd_soc_codec *codec, int try_warm)
{
+ struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
+
if (try_warm && soc_ac97_ops->warm_reset) {
- soc_ac97_ops->warm_reset(codec->ac97);
+ soc_ac97_ops->warm_reset(wm9712->ac97);
if (ac97_read(codec, 0) == wm9712_reg[0])
return 1;
}
- soc_ac97_ops->reset(codec->ac97);
+ soc_ac97_ops->reset(wm9712->ac97);
if (soc_ac97_ops->warm_reset)
- soc_ac97_ops->warm_reset(codec->ac97);
+ soc_ac97_ops->warm_reset(wm9712->ac97);
if (ac97_read(codec, 0) != wm9712_reg[0])
goto err;
return 0;
err:
- printk(KERN_ERR "WM9712 AC97 reset failed\n");
+ dev_err(codec->dev, "Failed to reset: AC97 link error\n");
return -EIO;
}
@@ -607,14 +644,13 @@ static int wm9712_soc_suspend(struct snd_soc_codec *codec)
static int wm9712_soc_resume(struct snd_soc_codec *codec)
{
+ struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
int i, ret;
u16 *cache = codec->reg_cache;
ret = wm9712_reset(codec, 1);
- if (ret < 0) {
- printk(KERN_ERR "could not reset AC97 codec\n");
+ if (ret < 0)
return ret;
- }
wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -624,7 +660,7 @@ static int wm9712_soc_resume(struct snd_soc_codec *codec)
if (i == AC97_INT_PAGING || i == AC97_POWERDOWN ||
(i > 0x58 && i != 0x5c))
continue;
- soc_ac97_ops->write(codec->ac97, i, cache[i>>1]);
+ soc_ac97_ops->write(wm9712->ac97, i, cache[i>>1]);
}
}
@@ -633,37 +669,37 @@ static int wm9712_soc_resume(struct snd_soc_codec *codec)
static int wm9712_soc_probe(struct snd_soc_codec *codec)
{
+ struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
int ret = 0;
- ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
- if (ret < 0) {
- printk(KERN_ERR "wm9712: failed to register AC97 codec\n");
+ wm9712->ac97 = snd_soc_new_ac97_codec(codec);
+ if (IS_ERR(wm9712->ac97)) {
+ ret = PTR_ERR(wm9712->ac97);
+ dev_err(codec->dev, "Failed to register AC97 codec: %d\n", ret);
return ret;
}
ret = wm9712_reset(codec, 0);
- if (ret < 0) {
- printk(KERN_ERR "Failed to reset WM9712: AC97 link error\n");
+ if (ret < 0)
goto reset_err;
- }
/* set alc mux to none */
ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000);
wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- snd_soc_add_codec_controls(codec, wm9712_snd_ac97_controls,
- ARRAY_SIZE(wm9712_snd_ac97_controls));
return 0;
reset_err:
- snd_soc_free_ac97_codec(codec);
+ snd_soc_free_ac97_codec(wm9712->ac97);
return ret;
}
static int wm9712_soc_remove(struct snd_soc_codec *codec)
{
- snd_soc_free_ac97_codec(codec);
+ struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
+
+ snd_soc_free_ac97_codec(wm9712->ac97);
return 0;
}
@@ -679,6 +715,9 @@ static struct snd_soc_codec_driver soc_codec_dev_wm9712 = {
.reg_word_size = sizeof(u16),
.reg_cache_step = 2,
.reg_cache_default = wm9712_reg,
+
+ .controls = wm9712_snd_ac97_controls,
+ .num_controls = ARRAY_SIZE(wm9712_snd_ac97_controls),
.dapm_widgets = wm9712_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(wm9712_dapm_widgets),
.dapm_routes = wm9712_audio_map,
@@ -687,6 +726,16 @@ static struct snd_soc_codec_driver soc_codec_dev_wm9712 = {
static int wm9712_probe(struct platform_device *pdev)
{
+ struct wm9712_priv *wm9712;
+
+ wm9712 = devm_kzalloc(&pdev->dev, sizeof(*wm9712), GFP_KERNEL);
+ if (wm9712 == NULL)
+ return -ENOMEM;
+
+ mutex_init(&wm9712->lock);
+
+ platform_set_drvdata(pdev, wm9712);
+
return snd_soc_register_codec(&pdev->dev,
&soc_codec_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai));
}
diff --git a/sound/soc/codecs/wm9713.c b/sound/soc/codecs/wm9713.c
index bddee30a4bc7..6c95d98b0eb1 100644
--- a/sound/soc/codecs/wm9713.c
+++ b/sound/soc/codecs/wm9713.c
@@ -30,7 +30,10 @@
#include "wm9713.h"
struct wm9713_priv {
+ struct snd_ac97 *ac97;
u32 pll_in; /* PLL input frequency */
+ unsigned int hp_mixer[2];
+ struct mutex lock;
};
static unsigned int ac97_read(struct snd_soc_codec *codec,
@@ -59,13 +62,10 @@ static const u16 wm9713_reg[] = {
0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0006,
0x0001, 0x0000, 0x574d, 0x4c13,
- 0x0000, 0x0000, 0x0000
};
-/* virtual HP mixers regs */
-#define HPL_MIXER 0x80
-#define HPR_MIXER 0x82
-#define MICB_MUX 0x82
+#define HPL_MIXER 0
+#define HPR_MIXER 1
static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
@@ -110,7 +110,7 @@ SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
-SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
+SOC_ENUM_SINGLE_VIRT(2, wm9713_micb_select), /* mic selection 19 */
};
static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
@@ -234,6 +234,14 @@ static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
return 0;
}
+static const unsigned int wm9713_mixer_mute_regs[] = {
+ AC97_PC_BEEP,
+ AC97_MASTER_TONE,
+ AC97_PHONE,
+ AC97_REC_SEL,
+ AC97_PCM,
+ AC97_AUX,
+};
/* We have to create a fake left and right HP mixers because
* the codec only has a single control that is shared by both channels.
@@ -241,73 +249,95 @@ static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
* register map, thus we add a new (virtual) register to help determine the
* audio route within the device.
*/
-static int mixer_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
+static int wm9713_hp_mixer_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
{
- u16 l, r, beep, tone, phone, rec, pcm, aux;
-
- l = ac97_read(w->codec, HPL_MIXER);
- r = ac97_read(w->codec, HPR_MIXER);
- beep = ac97_read(w->codec, AC97_PC_BEEP);
- tone = ac97_read(w->codec, AC97_MASTER_TONE);
- phone = ac97_read(w->codec, AC97_PHONE);
- rec = ac97_read(w->codec, AC97_REC_SEL);
- pcm = ac97_read(w->codec, AC97_PCM);
- aux = ac97_read(w->codec, AC97_AUX);
-
- if (event & SND_SOC_DAPM_PRE_REG)
- return 0;
- if ((l & 0x1) || (r & 0x1))
- ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
+ struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
+ unsigned int val = ucontrol->value.enumerated.item[0];
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int mixer, mask, shift, old;
+ struct snd_soc_dapm_update update;
+ bool change;
+
+ mixer = mc->shift >> 8;
+ shift = mc->shift & 0xff;
+ mask = (1 << shift);
+
+ mutex_lock(&wm9713->lock);
+ old = wm9713->hp_mixer[mixer];
+ if (ucontrol->value.enumerated.item[0])
+ wm9713->hp_mixer[mixer] |= mask;
else
- ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
+ wm9713->hp_mixer[mixer] &= ~mask;
+
+ change = old != wm9713->hp_mixer[mixer];
+ if (change) {
+ update.kcontrol = kcontrol;
+ update.reg = wm9713_mixer_mute_regs[shift];
+ update.mask = 0x8000;
+ if ((wm9713->hp_mixer[0] & mask) ||
+ (wm9713->hp_mixer[1] & mask))
+ update.val = 0x0;
+ else
+ update.val = 0x8000;
+
+ snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
+ &update);
+ }
- if ((l & 0x2) || (r & 0x2))
- ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
- else
- ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
+ mutex_unlock(&wm9713->lock);
- if ((l & 0x4) || (r & 0x4))
- ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
- else
- ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
+ return change;
+}
- if ((l & 0x8) || (r & 0x8))
- ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
- else
- ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
+static int wm9713_hp_mixer_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int mixer, shift;
- if ((l & 0x10) || (r & 0x10))
- ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
- else
- ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
+ mixer = mc->shift >> 8;
+ shift = mc->shift & 0xff;
- if ((l & 0x20) || (r & 0x20))
- ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
- else
- ac97_write(w->codec, AC97_AUX, aux | 0x8000);
+ ucontrol->value.enumerated.item[0] =
+ (wm9713->hp_mixer[mixer] >> shift) & 1;
return 0;
}
+#define WM9713_HP_MIXER_CTRL(xname, xmixer, xshift) { \
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .info = snd_soc_info_volsw, \
+ .get = wm9713_hp_mixer_get, .put = wm9713_hp_mixer_put, \
+ .private_value = SOC_DOUBLE_VALUE(SND_SOC_NOPM, \
+ xshift, xmixer, 1, 0, 0) \
+}
+
/* Left Headphone Mixers */
static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
-SOC_DAPM_SINGLE("Beep Playback Switch", HPL_MIXER, 5, 1, 0),
-SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
-SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
-SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
-SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
-SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
+WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPL_MIXER, 5),
+WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPL_MIXER, 4),
+WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 3),
+WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 2),
+WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPL_MIXER, 1),
+WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPL_MIXER, 0),
};
/* Right Headphone Mixers */
static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
-SOC_DAPM_SINGLE("Beep Playback Switch", HPR_MIXER, 5, 1, 0),
-SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
-SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
-SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
-SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
-SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
+WM9713_HP_MIXER_CTRL("Beep Playback Switch", HPR_MIXER, 5),
+WM9713_HP_MIXER_CTRL("Voice Playback Switch", HPR_MIXER, 4),
+WM9713_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 3),
+WM9713_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 2),
+WM9713_HP_MIXER_CTRL("MonoIn Playback Switch", HPR_MIXER, 1),
+WM9713_HP_MIXER_CTRL("Bypass Playback Switch", HPR_MIXER, 0),
};
/* headphone capture mux */
@@ -429,12 +459,10 @@ SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
&wm9713_mic_sel_mux_controls),
SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
&wm9713_micb_sel_mux_controls),
-SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
- &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
- mixer_event, SND_SOC_DAPM_POST_REG),
-SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
- &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
- mixer_event, SND_SOC_DAPM_POST_REG),
+SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
+ &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls)),
+SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
+ &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls)),
SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
&wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
@@ -647,12 +675,13 @@ static const struct snd_soc_dapm_route wm9713_audio_map[] = {
static unsigned int ac97_read(struct snd_soc_codec *codec,
unsigned int reg)
{
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
u16 *cache = codec->reg_cache;
if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
reg == AC97_CD)
- return soc_ac97_ops->read(codec->ac97, reg);
+ return soc_ac97_ops->read(wm9713->ac97, reg);
else {
reg = reg >> 1;
@@ -666,9 +695,10 @@ static unsigned int ac97_read(struct snd_soc_codec *codec,
static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int val)
{
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
+
u16 *cache = codec->reg_cache;
- if (reg < 0x7c)
- soc_ac97_ops->write(codec->ac97, reg, val);
+ soc_ac97_ops->write(wm9713->ac97, reg, val);
reg = reg >> 1;
if (reg < (ARRAY_SIZE(wm9713_reg)))
cache[reg] = val;
@@ -689,7 +719,8 @@ struct _pll_div {
* to allow rounding later */
#define FIXED_PLL_SIZE ((1 << 22) * 10)
-static void pll_factors(struct _pll_div *pll_div, unsigned int source)
+static void pll_factors(struct snd_soc_codec *codec,
+ struct _pll_div *pll_div, unsigned int source)
{
u64 Kpart;
unsigned int K, Ndiv, Nmod, target;
@@ -724,7 +755,7 @@ static void pll_factors(struct _pll_div *pll_div, unsigned int source)
Ndiv = target / source;
if ((Ndiv < 5) || (Ndiv > 12))
- printk(KERN_WARNING
+ dev_warn(codec->dev,
"WM9713 PLL N value %u out of recommended range!\n",
Ndiv);
@@ -768,7 +799,7 @@ static int wm9713_set_pll(struct snd_soc_codec *codec,
return 0;
}
- pll_factors(&pll_div, freq_in);
+ pll_factors(codec, &pll_div, freq_in);
if (pll_div.k == 0) {
reg = (pll_div.n << 12) | (pll_div.lf << 11) |
@@ -1049,7 +1080,6 @@ static const struct snd_soc_dai_ops wm9713_dai_ops_voice = {
static struct snd_soc_dai_driver wm9713_dai[] = {
{
.name = "wm9713-hifi",
- .ac97_control = 1,
.playback = {
.stream_name = "HiFi Playback",
.channels_min = 1,
@@ -1095,17 +1125,22 @@ static struct snd_soc_dai_driver wm9713_dai[] = {
int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
{
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
+
if (try_warm && soc_ac97_ops->warm_reset) {
- soc_ac97_ops->warm_reset(codec->ac97);
+ soc_ac97_ops->warm_reset(wm9713->ac97);
if (ac97_read(codec, 0) == wm9713_reg[0])
return 1;
}
- soc_ac97_ops->reset(codec->ac97);
+ soc_ac97_ops->reset(wm9713->ac97);
if (soc_ac97_ops->warm_reset)
- soc_ac97_ops->warm_reset(codec->ac97);
- if (ac97_read(codec, 0) != wm9713_reg[0])
+ soc_ac97_ops->warm_reset(wm9713->ac97);
+ if (ac97_read(codec, 0) != wm9713_reg[0]) {
+ dev_err(codec->dev, "Failed to reset: AC97 link error\n");
return -EIO;
+ }
+
return 0;
}
EXPORT_SYMBOL_GPL(wm9713_reset);
@@ -1163,10 +1198,8 @@ static int wm9713_soc_resume(struct snd_soc_codec *codec)
u16 *cache = codec->reg_cache;
ret = wm9713_reset(codec, 1);
- if (ret < 0) {
- printk(KERN_ERR "could not reset AC97 codec\n");
+ if (ret < 0)
return ret;
- }
wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -1180,7 +1213,7 @@ static int wm9713_soc_resume(struct snd_soc_codec *codec)
if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
i == AC97_EXTENDED_MSTATUS || i > 0x66)
continue;
- soc_ac97_ops->write(codec->ac97, i, cache[i>>1]);
+ soc_ac97_ops->write(wm9713->ac97, i, cache[i>>1]);
}
}
@@ -1189,26 +1222,19 @@ static int wm9713_soc_resume(struct snd_soc_codec *codec)
static int wm9713_soc_probe(struct snd_soc_codec *codec)
{
- struct wm9713_priv *wm9713;
+ struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
int ret = 0, reg;
- wm9713 = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
- if (wm9713 == NULL)
- return -ENOMEM;
- snd_soc_codec_set_drvdata(codec, wm9713);
-
- ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
- if (ret < 0)
- goto codec_err;
+ wm9713->ac97 = snd_soc_new_ac97_codec(codec);
+ if (IS_ERR(wm9713->ac97))
+ return PTR_ERR(wm9713->ac97);
/* do a cold reset for the controller and then try
* a warm reset followed by an optional cold reset for codec */
wm9713_reset(codec, 0);
ret = wm9713_reset(codec, 1);
- if (ret < 0) {
- printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n");
+ if (ret < 0)
goto reset_err;
- }
wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -1216,23 +1242,18 @@ static int wm9713_soc_probe(struct snd_soc_codec *codec)
reg = ac97_read(codec, AC97_CD) & 0x7fff;
ac97_write(codec, AC97_CD, reg);
- snd_soc_add_codec_controls(codec, wm9713_snd_ac97_controls,
- ARRAY_SIZE(wm9713_snd_ac97_controls));
-
return 0;
reset_err:
- snd_soc_free_ac97_codec(codec);
-codec_err:
- kfree(wm9713);
+ snd_soc_free_ac97_codec(wm9713->ac97);
return ret;
}
static int wm9713_soc_remove(struct snd_soc_codec *codec)
{
struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
- snd_soc_free_ac97_codec(codec);
- kfree(wm9713);
+
+ snd_soc_free_ac97_codec(wm9713->ac97);
return 0;
}
@@ -1248,6 +1269,9 @@ static struct snd_soc_codec_driver soc_codec_dev_wm9713 = {
.reg_word_size = sizeof(u16),
.reg_cache_step = 2,
.reg_cache_default = wm9713_reg,
+
+ .controls = wm9713_snd_ac97_controls,
+ .num_controls = ARRAY_SIZE(wm9713_snd_ac97_controls),
.dapm_widgets = wm9713_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(wm9713_dapm_widgets),
.dapm_routes = wm9713_audio_map,
@@ -1256,6 +1280,16 @@ static struct snd_soc_codec_driver soc_codec_dev_wm9713 = {
static int wm9713_probe(struct platform_device *pdev)
{
+ struct wm9713_priv *wm9713;
+
+ wm9713 = devm_kzalloc(&pdev->dev, sizeof(*wm9713), GFP_KERNEL);
+ if (wm9713 == NULL)
+ return -ENOMEM;
+
+ mutex_init(&wm9713->lock);
+
+ platform_set_drvdata(pdev, wm9713);
+
return snd_soc_register_codec(&pdev->dev,
&soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-30 03:34:17 +0000