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Diffstat (limited to 'sound/soc/codecs/tlv320aic23.c')
-rw-r--r--sound/soc/codecs/tlv320aic23.c338
1 files changed, 96 insertions, 242 deletions
diff --git a/sound/soc/codecs/tlv320aic23.c b/sound/soc/codecs/tlv320aic23.c
index e8652b1ae32..686b8b85b95 100644
--- a/sound/soc/codecs/tlv320aic23.c
+++ b/sound/soc/codecs/tlv320aic23.c
@@ -23,101 +23,57 @@
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
-#include <linux/i2c.h>
-#include <linux/platform_device.h>
+#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
-#include <sound/soc-dapm.h>
#include <sound/tlv.h>
#include <sound/initval.h>
#include "tlv320aic23.h"
-#define AIC23_VERSION "0.1"
-
/*
* AIC23 register cache
*/
-static const u16 tlv320aic23_reg[] = {
- 0x0097, 0x0097, 0x00F9, 0x00F9, /* 0 */
- 0x001A, 0x0004, 0x0007, 0x0001, /* 4 */
- 0x0020, 0x0000, 0x0000, 0x0000, /* 8 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 12 */
+static const struct reg_default tlv320aic23_reg[] = {
+ { 0, 0x0097 },
+ { 1, 0x0097 },
+ { 2, 0x00F9 },
+ { 3, 0x00F9 },
+ { 4, 0x001A },
+ { 5, 0x0004 },
+ { 6, 0x0007 },
+ { 7, 0x0001 },
+ { 8, 0x0020 },
+ { 9, 0x0000 },
};
-/*
- * read tlv320aic23 register cache
- */
-static inline unsigned int tlv320aic23_read_reg_cache(struct snd_soc_codec
- *codec, unsigned int reg)
-{
- u16 *cache = codec->reg_cache;
- if (reg >= ARRAY_SIZE(tlv320aic23_reg))
- return -1;
- return cache[reg];
-}
-
-/*
- * write tlv320aic23 register cache
- */
-static inline void tlv320aic23_write_reg_cache(struct snd_soc_codec *codec,
- u8 reg, u16 value)
-{
- u16 *cache = codec->reg_cache;
- if (reg >= ARRAY_SIZE(tlv320aic23_reg))
- return;
- cache[reg] = value;
-}
-
-/*
- * write to the tlv320aic23 register space
- */
-static int tlv320aic23_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int value)
-{
+const struct regmap_config tlv320aic23_regmap = {
+ .reg_bits = 7,
+ .val_bits = 9,
- u8 data[2];
-
- /* TLV320AIC23 has 7 bit address and 9 bits of data
- * so we need to switch one data bit into reg and rest
- * of data into val
- */
-
- if (reg > 9 && reg != 15) {
- printk(KERN_WARNING "%s Invalid register R%u\n", __func__, reg);
- return -1;
- }
-
- data[0] = (reg << 1) | (value >> 8 & 0x01);
- data[1] = value & 0xff;
-
- tlv320aic23_write_reg_cache(codec, reg, value);
-
- if (codec->hw_write(codec->control_data, data, 2) == 2)
- return 0;
-
- printk(KERN_ERR "%s cannot write %03x to register R%u\n", __func__,
- value, reg);
-
- return -EIO;
-}
+ .max_register = TLV320AIC23_RESET,
+ .reg_defaults = tlv320aic23_reg,
+ .num_reg_defaults = ARRAY_SIZE(tlv320aic23_reg),
+ .cache_type = REGCACHE_RBTREE,
+};
+EXPORT_SYMBOL(tlv320aic23_regmap);
static const char *rec_src_text[] = { "Line", "Mic" };
static const char *deemph_text[] = {"None", "32Khz", "44.1Khz", "48Khz"};
-static const struct soc_enum rec_src_enum =
- SOC_ENUM_SINGLE(TLV320AIC23_ANLG, 2, 2, rec_src_text);
+static SOC_ENUM_SINGLE_DECL(rec_src_enum,
+ TLV320AIC23_ANLG, 2, rec_src_text);
static const struct snd_kcontrol_new tlv320aic23_rec_src_mux_controls =
SOC_DAPM_ENUM("Input Select", rec_src_enum);
-static const struct soc_enum tlv320aic23_rec_src =
- SOC_ENUM_SINGLE(TLV320AIC23_ANLG, 2, 2, rec_src_text);
-static const struct soc_enum tlv320aic23_deemph =
- SOC_ENUM_SINGLE(TLV320AIC23_DIGT, 1, 4, deemph_text);
+static SOC_ENUM_SINGLE_DECL(tlv320aic23_rec_src,
+ TLV320AIC23_ANLG, 2, rec_src_text);
+static SOC_ENUM_SINGLE_DECL(tlv320aic23_deemph,
+ TLV320AIC23_DIGT, 1, deemph_text);
static const DECLARE_TLV_DB_SCALE(out_gain_tlv, -12100, 100, 0);
static const DECLARE_TLV_DB_SCALE(input_gain_tlv, -1725, 75, 0);
@@ -126,7 +82,7 @@ static const DECLARE_TLV_DB_SCALE(sidetone_vol_tlv, -1800, 300, 0);
static int snd_soc_tlv320aic23_put_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
u16 val, reg;
val = (ucontrol->value.integer.value[0] & 0x07);
@@ -140,8 +96,8 @@ static int snd_soc_tlv320aic23_put_volsw(struct snd_kcontrol *kcontrol,
*/
val = (val >= 4) ? 4 : (3 - val);
- reg = tlv320aic23_read_reg_cache(codec, TLV320AIC23_ANLG) & (~0x1C0);
- tlv320aic23_write(codec, TLV320AIC23_ANLG, reg | (val << 6));
+ reg = snd_soc_read(codec, TLV320AIC23_ANLG) & (~0x1C0);
+ snd_soc_write(codec, TLV320AIC23_ANLG, reg | (val << 6));
return 0;
}
@@ -149,10 +105,10 @@ static int snd_soc_tlv320aic23_put_volsw(struct snd_kcontrol *kcontrol,
static int snd_soc_tlv320aic23_get_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
u16 val;
- val = tlv320aic23_read_reg_cache(codec, TLV320AIC23_ANLG) & (0x1C0);
+ val = snd_soc_read(codec, TLV320AIC23_ANLG) & (0x1C0);
val = val >> 6;
val = (val >= 4) ? 4 : (3 - val);
ucontrol->value.integer.value[0] = val;
@@ -160,15 +116,6 @@ static int snd_soc_tlv320aic23_get_volsw(struct snd_kcontrol *kcontrol,
}
-#define SOC_TLV320AIC23_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
- SNDRV_CTL_ELEM_ACCESS_READWRITE,\
- .tlv.p = (tlv_array), \
- .info = snd_soc_info_volsw, .get = snd_soc_tlv320aic23_get_volsw,\
- .put = snd_soc_tlv320aic23_put_volsw, \
- .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
-
static const struct snd_kcontrol_new tlv320aic23_snd_controls[] = {
SOC_DOUBLE_R_TLV("Digital Playback Volume", TLV320AIC23_LCHNVOL,
TLV320AIC23_RCHNVOL, 0, 127, 0, out_gain_tlv),
@@ -179,8 +126,9 @@ static const struct snd_kcontrol_new tlv320aic23_snd_controls[] = {
TLV320AIC23_RINVOL, 0, 31, 0, input_gain_tlv),
SOC_SINGLE("Mic Input Switch", TLV320AIC23_ANLG, 1, 1, 1),
SOC_SINGLE("Mic Booster Switch", TLV320AIC23_ANLG, 0, 1, 0),
- SOC_TLV320AIC23_SINGLE_TLV("Sidetone Volume", TLV320AIC23_ANLG,
- 6, 4, 0, sidetone_vol_tlv),
+ SOC_SINGLE_EXT_TLV("Sidetone Volume", TLV320AIC23_ANLG, 6, 4, 0,
+ snd_soc_tlv320aic23_get_volsw,
+ snd_soc_tlv320aic23_put_volsw, sidetone_vol_tlv),
SOC_ENUM("Playback De-emphasis", tlv320aic23_deemph),
};
@@ -213,7 +161,7 @@ static const struct snd_soc_dapm_widget tlv320aic23_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("MICIN"),
};
-static const struct snd_soc_dapm_route intercon[] = {
+static const struct snd_soc_dapm_route tlv320aic23_intercon[] = {
/* Output Mixer */
{"Output Mixer", "Line Bypass Switch", "Line Input"},
{"Output Mixer", "Playback Switch", "DAC"},
@@ -240,8 +188,7 @@ static const struct snd_soc_dapm_route intercon[] = {
/* AIC23 driver data */
struct aic23 {
- enum snd_soc_control_type control_type;
- void *control_data;
+ struct regmap *regmap;
int mclk;
int requested_adc;
int requested_dac;
@@ -353,7 +300,7 @@ static int find_rate(int mclk, u32 need_adc, u32 need_dac)
static void get_current_sample_rates(struct snd_soc_codec *codec, int mclk,
u32 *sample_rate_adc, u32 *sample_rate_dac)
{
- int src = tlv320aic23_read_reg_cache(codec, TLV320AIC23_SRATE);
+ int src = snd_soc_read(codec, TLV320AIC23_SRATE);
int sr = (src >> 2) & 0x0f;
int val = (mclk / bosr_usb_divisor_table[src & 3]);
int adc = (val * sr_adc_mult_table[sr]) / SR_MULT;
@@ -377,7 +324,7 @@ static int set_sample_rate_control(struct snd_soc_codec *codec, int mclk,
__func__, sample_rate_adc, sample_rate_dac);
return -EINVAL;
}
- tlv320aic23_write(codec, TLV320AIC23_SRATE, data);
+ snd_soc_write(codec, TLV320AIC23_SRATE, data);
#ifdef DEBUG
{
u32 adc, dac;
@@ -389,23 +336,11 @@ static int set_sample_rate_control(struct snd_soc_codec *codec, int mclk,
return 0;
}
-static int tlv320aic23_add_widgets(struct snd_soc_codec *codec)
-{
- snd_soc_dapm_new_controls(codec, tlv320aic23_dapm_widgets,
- ARRAY_SIZE(tlv320aic23_dapm_widgets));
-
- /* set up audio path interconnects */
- snd_soc_dapm_add_routes(codec, intercon, ARRAY_SIZE(intercon));
-
- return 0;
-}
-
static int tlv320aic23_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_codec *codec = dai->codec;
u16 iface_reg;
int ret;
struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
@@ -427,9 +362,8 @@ static int tlv320aic23_hw_params(struct snd_pcm_substream *substream,
if (ret < 0)
return ret;
- iface_reg =
- tlv320aic23_read_reg_cache(codec,
- TLV320AIC23_DIGT_FMT) & ~(0x03 << 2);
+ iface_reg = snd_soc_read(codec, TLV320AIC23_DIGT_FMT) & ~(0x03 << 2);
+
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
break;
@@ -443,7 +377,7 @@ static int tlv320aic23_hw_params(struct snd_pcm_substream *substream,
iface_reg |= (0x03 << 2);
break;
}
- tlv320aic23_write(codec, TLV320AIC23_DIGT_FMT, iface_reg);
+ snd_soc_write(codec, TLV320AIC23_DIGT_FMT, iface_reg);
return 0;
}
@@ -451,11 +385,10 @@ static int tlv320aic23_hw_params(struct snd_pcm_substream *substream,
static int tlv320aic23_pcm_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_codec *codec = dai->codec;
/* set active */
- tlv320aic23_write(codec, TLV320AIC23_ACTIVE, 0x0001);
+ snd_soc_write(codec, TLV320AIC23_ACTIVE, 0x0001);
return 0;
}
@@ -463,14 +396,13 @@ static int tlv320aic23_pcm_prepare(struct snd_pcm_substream *substream,
static void tlv320aic23_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_codec *codec = dai->codec;
struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
/* deactivate */
- if (!codec->active) {
+ if (!snd_soc_codec_is_active(codec)) {
udelay(50);
- tlv320aic23_write(codec, TLV320AIC23_ACTIVE, 0x0);
+ snd_soc_write(codec, TLV320AIC23_ACTIVE, 0x0);
}
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
aic23->requested_dac = 0;
@@ -483,14 +415,14 @@ static int tlv320aic23_mute(struct snd_soc_dai *dai, int mute)
struct snd_soc_codec *codec = dai->codec;
u16 reg;
- reg = tlv320aic23_read_reg_cache(codec, TLV320AIC23_DIGT);
+ reg = snd_soc_read(codec, TLV320AIC23_DIGT);
if (mute)
reg |= TLV320AIC23_DACM_MUTE;
else
reg &= ~TLV320AIC23_DACM_MUTE;
- tlv320aic23_write(codec, TLV320AIC23_DIGT, reg);
+ snd_soc_write(codec, TLV320AIC23_DIGT, reg);
return 0;
}
@@ -501,8 +433,7 @@ static int tlv320aic23_set_dai_fmt(struct snd_soc_dai *codec_dai,
struct snd_soc_codec *codec = codec_dai->codec;
u16 iface_reg;
- iface_reg =
- tlv320aic23_read_reg_cache(codec, TLV320AIC23_DIGT_FMT) & (~0x03);
+ iface_reg = snd_soc_read(codec, TLV320AIC23_DIGT_FMT) & (~0x03);
/* set master/slave audio interface */
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
@@ -510,6 +441,7 @@ static int tlv320aic23_set_dai_fmt(struct snd_soc_dai *codec_dai,
iface_reg |= TLV320AIC23_MS_MASTER;
break;
case SND_SOC_DAIFMT_CBS_CFS:
+ iface_reg &= ~TLV320AIC23_MS_MASTER;
break;
default:
return -EINVAL;
@@ -536,7 +468,7 @@ static int tlv320aic23_set_dai_fmt(struct snd_soc_dai *codec_dai,
}
- tlv320aic23_write(codec, TLV320AIC23_DIGT_FMT, iface_reg);
+ snd_soc_write(codec, TLV320AIC23_DIGT_FMT, iface_reg);
return 0;
}
@@ -552,29 +484,29 @@ static int tlv320aic23_set_dai_sysclk(struct snd_soc_dai *codec_dai,
static int tlv320aic23_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
- u16 reg = tlv320aic23_read_reg_cache(codec, TLV320AIC23_PWR) & 0xff7f;
+ u16 reg = snd_soc_read(codec, TLV320AIC23_PWR) & 0x17f;
switch (level) {
case SND_SOC_BIAS_ON:
/* vref/mid, osc on, dac unmute */
reg &= ~(TLV320AIC23_DEVICE_PWR_OFF | TLV320AIC23_OSC_OFF | \
TLV320AIC23_DAC_OFF);
- tlv320aic23_write(codec, TLV320AIC23_PWR, reg);
+ snd_soc_write(codec, TLV320AIC23_PWR, reg);
break;
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
/* everything off except vref/vmid, */
- tlv320aic23_write(codec, TLV320AIC23_PWR, reg | \
- TLV320AIC23_CLK_OFF);
+ snd_soc_write(codec, TLV320AIC23_PWR,
+ reg | TLV320AIC23_CLK_OFF);
break;
case SND_SOC_BIAS_OFF:
/* everything off, dac mute, inactive */
- tlv320aic23_write(codec, TLV320AIC23_ACTIVE, 0x0);
- tlv320aic23_write(codec, TLV320AIC23_PWR, 0xffff);
+ snd_soc_write(codec, TLV320AIC23_ACTIVE, 0x0);
+ snd_soc_write(codec, TLV320AIC23_PWR, 0x1ff);
break;
}
- codec->bias_level = level;
+ codec->dapm.bias_level = level;
return 0;
}
@@ -582,7 +514,7 @@ static int tlv320aic23_set_bias_level(struct snd_soc_codec *codec,
#define AIC23_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)
-static struct snd_soc_dai_ops tlv320aic23_dai_ops = {
+static const struct snd_soc_dai_ops tlv320aic23_dai_ops = {
.prepare = tlv320aic23_pcm_prepare,
.hw_params = tlv320aic23_hw_params,
.shutdown = tlv320aic23_shutdown,
@@ -608,8 +540,7 @@ static struct snd_soc_dai_driver tlv320aic23_dai = {
.ops = &tlv320aic23_dai_ops,
};
-static int tlv320aic23_suspend(struct snd_soc_codec *codec,
- pm_message_t state)
+static int tlv320aic23_suspend(struct snd_soc_codec *codec)
{
tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_OFF);
@@ -618,65 +549,42 @@ static int tlv320aic23_suspend(struct snd_soc_codec *codec,
static int tlv320aic23_resume(struct snd_soc_codec *codec)
{
- u16 reg;
-
- /* Sync reg_cache with the hardware */
- for (reg = 0; reg <= TLV320AIC23_ACTIVE; reg++) {
- u16 val = tlv320aic23_read_reg_cache(codec, reg);
- tlv320aic23_write(codec, reg, val);
- }
+ struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
+ regcache_mark_dirty(aic23->regmap);
+ regcache_sync(aic23->regmap);
tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
-static int tlv320aic23_probe(struct snd_soc_codec *codec)
+static int tlv320aic23_codec_probe(struct snd_soc_codec *codec)
{
- struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
- int reg;
-
- printk(KERN_INFO "AIC23 Audio Codec %s\n", AIC23_VERSION);
- codec->control_data = aic23->control_data;
- codec->hw_write = (hw_write_t)i2c_master_send;
- codec->hw_read = NULL;
-
/* Reset codec */
- tlv320aic23_write(codec, TLV320AIC23_RESET, 0);
+ snd_soc_write(codec, TLV320AIC23_RESET, 0);
/* power on device */
tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- tlv320aic23_write(codec, TLV320AIC23_DIGT, TLV320AIC23_DEEMP_44K);
+ snd_soc_write(codec, TLV320AIC23_DIGT, TLV320AIC23_DEEMP_44K);
/* Unmute input */
- reg = tlv320aic23_read_reg_cache(codec, TLV320AIC23_LINVOL);
- tlv320aic23_write(codec, TLV320AIC23_LINVOL,
- (reg & (~TLV320AIC23_LIM_MUTED)) |
- (TLV320AIC23_LRS_ENABLED));
+ snd_soc_update_bits(codec, TLV320AIC23_LINVOL,
+ TLV320AIC23_LIM_MUTED, TLV320AIC23_LRS_ENABLED);
- reg = tlv320aic23_read_reg_cache(codec, TLV320AIC23_RINVOL);
- tlv320aic23_write(codec, TLV320AIC23_RINVOL,
- (reg & (~TLV320AIC23_LIM_MUTED)) |
- TLV320AIC23_LRS_ENABLED);
+ snd_soc_update_bits(codec, TLV320AIC23_RINVOL,
+ TLV320AIC23_LIM_MUTED, TLV320AIC23_LRS_ENABLED);
- reg = tlv320aic23_read_reg_cache(codec, TLV320AIC23_ANLG);
- tlv320aic23_write(codec, TLV320AIC23_ANLG,
- (reg) & (~TLV320AIC23_BYPASS_ON) &
- (~TLV320AIC23_MICM_MUTED));
+ snd_soc_update_bits(codec, TLV320AIC23_ANLG,
+ TLV320AIC23_BYPASS_ON | TLV320AIC23_MICM_MUTED,
+ 0);
/* Default output volume */
- tlv320aic23_write(codec, TLV320AIC23_LCHNVOL,
- TLV320AIC23_DEFAULT_OUT_VOL &
- TLV320AIC23_OUT_VOL_MASK);
- tlv320aic23_write(codec, TLV320AIC23_RCHNVOL,
- TLV320AIC23_DEFAULT_OUT_VOL &
- TLV320AIC23_OUT_VOL_MASK);
-
- tlv320aic23_write(codec, TLV320AIC23_ACTIVE, 0x1);
+ snd_soc_write(codec, TLV320AIC23_LCHNVOL,
+ TLV320AIC23_DEFAULT_OUT_VOL & TLV320AIC23_OUT_VOL_MASK);
+ snd_soc_write(codec, TLV320AIC23_RCHNVOL,
+ TLV320AIC23_DEFAULT_OUT_VOL & TLV320AIC23_OUT_VOL_MASK);
- snd_soc_add_controls(codec, tlv320aic23_snd_controls,
- ARRAY_SIZE(tlv320aic23_snd_controls));
- tlv320aic23_add_widgets(codec);
+ snd_soc_write(codec, TLV320AIC23_ACTIVE, 0x1);
return 0;
}
@@ -688,92 +596,38 @@ static int tlv320aic23_remove(struct snd_soc_codec *codec)
}
static struct snd_soc_codec_driver soc_codec_dev_tlv320aic23 = {
- .reg_cache_size = ARRAY_SIZE(tlv320aic23_reg),
- .reg_word_size = sizeof(u16),
- .reg_cache_default = tlv320aic23_reg,
- .probe = tlv320aic23_probe,
+ .probe = tlv320aic23_codec_probe,
.remove = tlv320aic23_remove,
.suspend = tlv320aic23_suspend,
.resume = tlv320aic23_resume,
- .read = tlv320aic23_read_reg_cache,
- .write = tlv320aic23_write,
.set_bias_level = tlv320aic23_set_bias_level,
+ .controls = tlv320aic23_snd_controls,
+ .num_controls = ARRAY_SIZE(tlv320aic23_snd_controls),
+ .dapm_widgets = tlv320aic23_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(tlv320aic23_dapm_widgets),
+ .dapm_routes = tlv320aic23_intercon,
+ .num_dapm_routes = ARRAY_SIZE(tlv320aic23_intercon),
};
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
-/*
- * If the i2c layer weren't so broken, we could pass this kind of data
- * around
- */
-static int tlv320aic23_codec_probe(struct i2c_client *i2c,
- const struct i2c_device_id *i2c_id)
+int tlv320aic23_probe(struct device *dev, struct regmap *regmap)
{
struct aic23 *aic23;
- int ret;
- if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
- return -EINVAL;
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
- aic23 = kzalloc(sizeof(struct aic23), GFP_KERNEL);
+ aic23 = devm_kzalloc(dev, sizeof(struct aic23), GFP_KERNEL);
if (aic23 == NULL)
return -ENOMEM;
- i2c_set_clientdata(i2c, aic23);
- aic23->control_data = i2c;
- aic23->control_type = SND_SOC_I2C;
+ aic23->regmap = regmap;
- ret = snd_soc_register_codec(&i2c->dev,
- &soc_codec_dev_tlv320aic23, &tlv320aic23_dai, 1);
- if (ret < 0)
- kfree(aic23);
- return ret;
-}
-static int __exit tlv320aic23_i2c_remove(struct i2c_client *i2c)
-{
- snd_soc_unregister_codec(&i2c->dev);
- kfree(i2c_get_clientdata(i2c));
- return 0;
-}
-
-static const struct i2c_device_id tlv320aic23_id[] = {
- {"tlv320aic23", 0},
- {}
-};
-
-MODULE_DEVICE_TABLE(i2c, tlv320aic23_id);
-
-static struct i2c_driver tlv320aic23_i2c_driver = {
- .driver = {
- .name = "tlv320aic23-codec",
- },
- .probe = tlv320aic23_codec_probe,
- .remove = __exit_p(tlv320aic23_i2c_remove),
- .id_table = tlv320aic23_id,
-};
-
-#endif
+ dev_set_drvdata(dev, aic23);
-static int __init tlv320aic23_modinit(void)
-{
- int ret;
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- ret = i2c_add_driver(&tlv320aic23_i2c_driver);
- if (ret != 0) {
- printk(KERN_ERR "Failed to register TLV320AIC23 I2C driver: %d\n",
- ret);
- }
-#endif
- return ret;
-}
-module_init(tlv320aic23_modinit);
-
-static void __exit tlv320aic23_exit(void)
-{
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
- i2c_del_driver(&tlv320aic23_i2c_driver);
-#endif
+ return snd_soc_register_codec(dev, &soc_codec_dev_tlv320aic23,
+ &tlv320aic23_dai, 1);
}
-module_exit(tlv320aic23_exit);
+EXPORT_SYMBOL(tlv320aic23_probe);
MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver");
MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-03 18:37:35 +0000