ASoC: tlv320aic23: convert to soc-cache
Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
parent
a6f096f3b6
commit
f9dfbf91cb
|
@ -47,63 +47,6 @@ static const u16 tlv320aic23_reg[] = {
|
|||
0x0000, 0x0000, 0x0000, 0x0000, /* 12 */
|
||||
};
|
||||
|
||||
/*
|
||||
* 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)
|
||||
{
|
||||
|
||||
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;
|
||||
}
|
||||
|
||||
static const char *rec_src_text[] = { "Line", "Mic" };
|
||||
static const char *deemph_text[] = {"None", "32Khz", "44.1Khz", "48Khz"};
|
||||
|
||||
|
@ -139,8 +82,8 @@ 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;
|
||||
}
|
||||
|
@ -151,7 +94,7 @@ static int snd_soc_tlv320aic23_get_volsw(struct snd_kcontrol *kcontrol,
|
|||
struct snd_soc_codec *codec = snd_kcontrol_chip(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;
|
||||
|
@ -232,7 +175,6 @@ static const struct snd_soc_dapm_route tlv320aic23_intercon[] = {
|
|||
/* AIC23 driver data */
|
||||
struct aic23 {
|
||||
enum snd_soc_control_type control_type;
|
||||
void *control_data;
|
||||
int mclk;
|
||||
int requested_adc;
|
||||
int requested_dac;
|
||||
|
@ -344,7 +286,7 @@ 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;
|
||||
|
@ -368,7 +310,7 @@ 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;
|
||||
|
@ -407,9 +349,8 @@ 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;
|
||||
|
@ -423,7 +364,7 @@ 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;
|
||||
}
|
||||
|
@ -435,7 +376,7 @@ static int tlv320aic23_pcm_prepare(struct snd_pcm_substream *substream,
|
|||
struct snd_soc_codec *codec = rtd->codec;
|
||||
|
||||
/* set active */
|
||||
tlv320aic23_write(codec, TLV320AIC23_ACTIVE, 0x0001);
|
||||
snd_soc_write(codec, TLV320AIC23_ACTIVE, 0x0001);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
@ -450,7 +391,7 @@ static void tlv320aic23_shutdown(struct snd_pcm_substream *substream,
|
|||
/* deactivate */
|
||||
if (!codec->active) {
|
||||
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;
|
||||
|
@ -463,14 +404,14 @@ 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;
|
||||
}
|
||||
|
@ -481,8 +422,7 @@ 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) {
|
||||
|
@ -516,7 +456,7 @@ 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;
|
||||
}
|
||||
|
@ -532,26 +472,26 @@ 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) & 0xff7f;
|
||||
|
||||
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, 0xffff);
|
||||
break;
|
||||
}
|
||||
codec->dapm.bias_level = level;
|
||||
|
@ -598,13 +538,7 @@ 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);
|
||||
}
|
||||
snd_soc_cache_sync(codec);
|
||||
tlv320aic23_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
|
||||
|
||||
return 0;
|
||||
|
@ -613,46 +547,52 @@ static int tlv320aic23_resume(struct snd_soc_codec *codec)
|
|||
static int tlv320aic23_probe(struct snd_soc_codec *codec)
|
||||
{
|
||||
struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
|
||||
int reg;
|
||||
int ret;
|
||||
|
||||
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;
|
||||
|
||||
ret = snd_soc_codec_set_cache_io(codec, 7, 9, aic23->control_type);
|
||||
if (ret < 0) {
|
||||
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Reset codec */
|
||||
tlv320aic23_write(codec, TLV320AIC23_RESET, 0);
|
||||
snd_soc_write(codec, TLV320AIC23_RESET, 0);
|
||||
|
||||
/* Write the register default value to cache for reserved registers,
|
||||
* so the write to the these registers are suppressed by the cache
|
||||
* restore code when it skips writes of default registers.
|
||||
*/
|
||||
snd_soc_cache_write(codec, 0x0A, 0);
|
||||
snd_soc_cache_write(codec, 0x0B, 0);
|
||||
snd_soc_cache_write(codec, 0x0C, 0);
|
||||
snd_soc_cache_write(codec, 0x0D, 0);
|
||||
snd_soc_cache_write(codec, 0x0E, 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);
|
||||
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);
|
||||
|
||||
tlv320aic23_write(codec, TLV320AIC23_ACTIVE, 0x1);
|
||||
snd_soc_write(codec, TLV320AIC23_ACTIVE, 0x1);
|
||||
|
||||
snd_soc_add_controls(codec, tlv320aic23_snd_controls,
|
||||
ARRAY_SIZE(tlv320aic23_snd_controls));
|
||||
|
@ -674,8 +614,6 @@ static struct snd_soc_codec_driver soc_codec_dev_tlv320aic23 = {
|
|||
.remove = tlv320aic23_remove,
|
||||
.suspend = tlv320aic23_suspend,
|
||||
.resume = tlv320aic23_resume,
|
||||
.read = tlv320aic23_read_reg_cache,
|
||||
.write = tlv320aic23_write,
|
||||
.set_bias_level = tlv320aic23_set_bias_level,
|
||||
.dapm_widgets = tlv320aic23_dapm_widgets,
|
||||
.num_dapm_widgets = ARRAY_SIZE(tlv320aic23_dapm_widgets),
|
||||
|
@ -702,7 +640,6 @@ static int tlv320aic23_codec_probe(struct i2c_client *i2c,
|
|||
return -ENOMEM;
|
||||
|
||||
i2c_set_clientdata(i2c, aic23);
|
||||
aic23->control_data = i2c;
|
||||
aic23->control_type = SND_SOC_I2C;
|
||||
|
||||
ret = snd_soc_register_codec(&i2c->dev,
|
||||
|
|
Loading…
Reference in a new issue