static int tas571x_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct tas571x_private *priv = snd_soc_component_get_drvdata(dai->component);
u32 val;
switch (priv->format & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_RIGHT_J:
val = 0x00;
break;
case SND_SOC_DAIFMT_I2S:
val = 0x03;
break;
case SND_SOC_DAIFMT_LEFT_J:
val = 0x06;
break;
default:
return -EINVAL;
}
if (params_width(params) >= 24)
val += 2;
else if (params_width(params) >= 20)
val += 1;
return regmap_update_bits(priv->regmap, TAS571X_SDI_REG,
TAS571X_SDI_FMT_MASK, val);
}
static int cs35l33_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct cs35l33_private *priv = snd_soc_component_get_drvdata(component);
int sample_size = params_width(params);
int coeff = cs35l33_get_mclk_coeff(priv->mclk_int, params_rate(params));
if (coeff < 0)
return coeff;
regmap_update_bits(priv->regmap, CS35L33_CLK_CTL,
CS35L33_ADSP_FS | CS35L33_INT_FS_RATE,
cs35l33_mclk_coeffs[coeff].int_fs_ratio
| cs35l33_mclk_coeffs[coeff].adsp_rate);
if (priv->is_tdm_mode) {
sample_size = (sample_size / 8) - 1;
if (sample_size > 2)
sample_size = 2;
regmap_update_bits(priv->regmap, CS35L33_RX_AUD,
CS35L33_AUDIN_RX_DEPTH,
sample_size << CS35L33_AUDIN_RX_DEPTH_SHIFT);
}
dev_dbg(component->dev, "sample rate=%d, bits per sample=%d\n",
params_rate(params), params_width(params));
return 0;
}
static int wl1273_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct wl1273_priv *wl1273 = snd_soc_codec_get_drvdata(dai->codec);
struct wl1273_core *core = wl1273->core;
unsigned int rate, width, r;
if (params_width(params) != 16) {
dev_err(dai->dev, "%d bits/sample not supported\n",
params_width(params));
return -EINVAL;
}
rate = params_rate(params);
width = hw_param_interval(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min;
if (wl1273->mode == WL1273_MODE_BT) {
if (rate != 8000) {
pr_err("Rate %d not supported.\n", params_rate(params));
return -EINVAL;
}
if (params_channels(params) != 1) {
pr_err("Only mono supported.\n");
return -EINVAL;
}
return 0;
}
if (wl1273->mode == WL1273_MODE_FM_TX &&
substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
pr_err("Only playback supported with TX.\n");
return -EINVAL;
}
if (wl1273->mode == WL1273_MODE_FM_RX &&
substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
pr_err("Only capture supported with RX.\n");
return -EINVAL;
}
if (wl1273->mode != WL1273_MODE_FM_RX &&
wl1273->mode != WL1273_MODE_FM_TX) {
pr_err("Unexpected mode: %d.\n", wl1273->mode);
return -EINVAL;
}
r = snd_wl1273_fm_set_i2s_mode(core, rate, width);
if (r)
return r;
wl1273->channels = params_channels(params);
r = snd_wl1273_fm_set_channel_number(core, wl1273->channels);
if (r)
return r;
return 0;
}
static int wm8804_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec;
u16 blen;
codec = dai->codec;
switch (params_width(params)) {
case 16:
blen = 0x0;
break;
case 20:
blen = 0x1;
break;
case 24:
blen = 0x2;
break;
default:
dev_err(dai->dev, "Unsupported word length: %u\n",
params_width(params));
return -EINVAL;
}
/* set word length */
snd_soc_update_bits(codec, WM8804_AIFTX, 0xc, blen << 2);
snd_soc_update_bits(codec, WM8804_AIFRX, 0xc, blen << 2);
return 0;
}
static int wm8960_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
// u16 iface = snd_soc_read(codec, WM8960_IFACE1) & 0xfff3;
int i;
/* bit size */
switch (params_width(params)) {
case 16:
break;
case 20:
// iface |= 0x0004;
break;
case 24:
// iface |= 0x0008;
break;
default:
dev_err(codec->dev, "unsupported width %d\n",
params_width(params));
return -EINVAL;
}
/* Update filters for the new rate */
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
}
/* set iface */
// snd_soc_write(codec, WM8960_IFACE1, iface);
return 0;
}
static int wm8741_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct wm8741_priv *wm8741 = snd_soc_codec_get_drvdata(codec);
unsigned int iface;
int i;
/* The set of sample rates that can be supported depends on the
* MCLK supplied to the CODEC - enforce this.
*/
if (!wm8741->sysclk) {
dev_err(codec->dev,
"No MCLK configured, call set_sysclk() on init or in hw_params\n");
return -EINVAL;
}
/* Find a supported LRCLK rate */
for (i = 0; i < wm8741->sysclk_constraints->count; i++) {
if (wm8741->sysclk_constraints->list[i] == params_rate(params))
break;
}
if (i == wm8741->sysclk_constraints->count) {
dev_err(codec->dev, "LRCLK %d unsupported with MCLK %d\n",
params_rate(params), wm8741->sysclk);
return -EINVAL;
}
/* bit size */
switch (params_width(params)) {
case 16:
iface = 0x0;
break;
case 20:
iface = 0x1;
break;
case 24:
iface = 0x2;
break;
case 32:
iface = 0x3;
break;
default:
dev_dbg(codec->dev, "wm8741_hw_params: Unsupported bit size param = %d",
params_width(params));
return -EINVAL;
}
dev_dbg(codec->dev, "wm8741_hw_params: bit size param = %d, rate param = %d",
params_width(params), params_rate(params));
snd_soc_update_bits(codec, WM8741_FORMAT_CONTROL, WM8741_IWL_MASK,
iface);
return 0;
}
static int pcm1789_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *codec_dai)
{
struct snd_soc_component *component = codec_dai->component;
struct pcm1789_private *priv = snd_soc_component_get_drvdata(component);
int val = 0, ret;
priv->rate = params_rate(params);
switch (priv->format & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_RIGHT_J:
switch (params_width(params)) {
case 24:
val = 2;
break;
case 16:
val = 3;
break;
default:
return -EINVAL;
}
break;
case SND_SOC_DAIFMT_I2S:
switch (params_width(params)) {
case 16:
case 24:
case 32:
val = 0;
break;
default:
return -EINVAL;
}
break;
case SND_SOC_DAIFMT_LEFT_J:
switch (params_width(params)) {
case 16:
case 24:
case 32:
val = 1;
break;
default:
return -EINVAL;
}
break;
default:
dev_err(component->dev, "Invalid DAI format\n");
return -EINVAL;
}
ret = regmap_update_bits(priv->regmap, PCM1789_FMT_CONTROL,
PCM1789_FMT_MASK, val);
if (ret < 0)
return ret;
return 0;
}
static int pcm179x_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct pcm179x_private *priv = snd_soc_codec_get_drvdata(codec);
int val = 0, ret;
priv->rate = params_rate(params);
switch (priv->format & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_RIGHT_J:
switch (params_width(params)) {
case 24:
case 32:
val = 2;
break;
case 16:
val = 0;
break;
default:
return -EINVAL;
}
break;
case SND_SOC_DAIFMT_I2S:
switch (params_width(params)) {
case 24:
case 32:
val = 5;
break;
case 16:
val = 4;
break;
default:
return -EINVAL;
}
break;
default:
dev_err(codec->dev, "Invalid DAI format\n");
return -EINVAL;
}
val = val << PCM179X_FMT_SHIFT | PCM179X_ATLD_ENABLE;
ret = regmap_update_bits(priv->regmap, PCM179X_FMT_CONTROL,
PCM179X_FMT_MASK | PCM179X_ATLD_ENABLE, val);
if (ret < 0)
return ret;
return 0;
}
static int max98925_dai_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct max98925_priv *max98925 = snd_soc_codec_get_drvdata(codec);
switch (params_width(params)) {
case 16:
regmap_update_bits(max98925->regmap,
MAX98925_FORMAT,
M98925_DAI_CHANSZ_MASK, M98925_DAI_CHANSZ_16);
max98925->ch_size = 16;
break;
case 24:
regmap_update_bits(max98925->regmap,
MAX98925_FORMAT,
M98925_DAI_CHANSZ_MASK, M98925_DAI_CHANSZ_24);
max98925->ch_size = 24;
break;
case 32:
regmap_update_bits(max98925->regmap,
MAX98925_FORMAT,
M98925_DAI_CHANSZ_MASK, M98925_DAI_CHANSZ_32);
max98925->ch_size = 32;
break;
default:
pr_err("%s: format unsupported %d",
__func__, params_format(params));
return -EINVAL;
}
dev_dbg(codec->dev, "%s: format supported %d",
__func__, params_format(params));
return max98925_set_clock(max98925, params);
}
static int isabelle_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
u16 aif = 0;
unsigned int fs_val = 0;
switch (params_rate(params)) {
case 8000:
fs_val = ISABELLE_FS_RATE_8;
break;
case 11025:
fs_val = ISABELLE_FS_RATE_11;
break;
case 12000:
fs_val = ISABELLE_FS_RATE_12;
break;
case 16000:
fs_val = ISABELLE_FS_RATE_16;
break;
case 22050:
fs_val = ISABELLE_FS_RATE_22;
break;
case 24000:
fs_val = ISABELLE_FS_RATE_24;
break;
case 32000:
fs_val = ISABELLE_FS_RATE_32;
break;
case 44100:
fs_val = ISABELLE_FS_RATE_44;
break;
case 48000:
fs_val = ISABELLE_FS_RATE_48;
break;
default:
return -EINVAL;
}
snd_soc_update_bits(codec, ISABELLE_FS_RATE_CFG_REG,
ISABELLE_FS_RATE_MASK, fs_val);
/* bit size */
switch (params_width(params)) {
case 20:
aif |= ISABELLE_AIF_LENGTH_20;
break;
case 32:
aif |= ISABELLE_AIF_LENGTH_32;
break;
default:
return -EINVAL;
}
snd_soc_update_bits(codec, ISABELLE_INTF_CFG_REG,
ISABELLE_AIF_LENGTH_MASK, aif);
return 0;
}
static int adav80x_set_playback_pcm_format(struct snd_soc_codec *codec,
struct snd_soc_dai *dai, struct snd_pcm_hw_params *params)
{
struct adav80x *adav80x = snd_soc_codec_get_drvdata(codec);
unsigned int val;
if (adav80x->dai_fmt[dai->id] != SND_SOC_DAIFMT_RIGHT_J)
return 0;
switch (params_width(params)) {
case 16:
val = ADAV80X_PLAYBACK_MODE_RIGHT_J_16;
break;
case 18:
val = ADAV80X_PLAYBACK_MODE_RIGHT_J_18;
break;
case 20:
val = ADAV80X_PLAYBACK_MODE_RIGHT_J_20;
break;
case 24:
val = ADAV80X_PLAYBACK_MODE_RIGHT_J_24;
break;
default:
return -EINVAL;
}
regmap_update_bits(adav80x->regmap, adav80x_port_ctrl_regs[dai->id][1],
ADAV80X_PLAYBACK_MODE_MASK, val);
return 0;
}
static int adav80x_set_capture_pcm_format(struct snd_soc_codec *codec,
struct snd_soc_dai *dai, struct snd_pcm_hw_params *params)
{
struct adav80x *adav80x = snd_soc_codec_get_drvdata(codec);
unsigned int val;
switch (params_width(params)) {
case 16:
val = ADAV80X_CAPTURE_WORD_LEN16;
break;
case 18:
val = ADAV80X_CAPTRUE_WORD_LEN18;
break;
case 20:
val = ADAV80X_CAPTURE_WORD_LEN20;
break;
case 24:
val = ADAV80X_CAPTURE_WORD_LEN24;
break;
default:
return -EINVAL;
}
regmap_update_bits(adav80x->regmap, adav80x_port_ctrl_regs[dai->id][0],
ADAV80X_CAPTURE_WORD_LEN_MASK, val);
return 0;
}
static int s3c24xx_i2s_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_dmaengine_dai_dma_data *dma_data;
u32 iismod;
pr_debug("Entered %s\n", __func__);
dma_data = snd_soc_dai_get_dma_data(dai, substream);
/* Working copies of register */
iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
pr_debug("hw_params r: IISMOD: %x\n", iismod);
switch (params_width(params)) {
case 8:
iismod &= ~S3C2410_IISMOD_16BIT;
dma_data->addr_width = 1;
break;
case 16:
iismod |= S3C2410_IISMOD_16BIT;
dma_data->addr_width = 2;
break;
default:
return -EINVAL;
}
writel(iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
pr_debug("hw_params w: IISMOD: %x\n", iismod);
return 0;
}
static int stm32_spdifrx_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *cpu_dai)
{
struct stm32_spdifrx_data *spdifrx = snd_soc_dai_get_drvdata(cpu_dai);
int data_size = params_width(params);
int fmt;
switch (data_size) {
case 16:
fmt = SPDIFRX_DRFMT_PACKED;
spdifrx->dma_params.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES;
break;
case 32:
fmt = SPDIFRX_DRFMT_LEFT;
spdifrx->dma_params.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
break;
default:
dev_err(&spdifrx->pdev->dev, "Unexpected data format\n");
return -EINVAL;
}
snd_soc_dai_init_dma_data(cpu_dai, NULL, &spdifrx->dma_params);
return regmap_update_bits(spdifrx->regmap, STM32_SPDIFRX_CR,
SPDIFRX_CR_DRFMT_MASK,
SPDIFRX_CR_DRFMTSET(fmt));
}
static int s3c2412_i2s_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *cpu_dai)
{
struct s3c_i2sv2_info *i2s = snd_soc_dai_get_drvdata(cpu_dai);
struct s3c_dma_params *dma_data;
u32 iismod;
pr_debug("Entered %s\n", __func__);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
dma_data = i2s->dma_playback;
else
dma_data = i2s->dma_capture;
snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
iismod = readl(i2s->regs + S3C2412_IISMOD);
pr_debug("%s: r: IISMOD: %x\n", __func__, iismod);
switch (params_width(params)) {
case 8:
iismod |= S3C2412_IISMOD_8BIT;
break;
case 16:
iismod &= ~S3C2412_IISMOD_8BIT;
break;
}
writel(iismod, i2s->regs + S3C2412_IISMOD);
pr_debug("%s: w: IISMOD: %x\n", __func__, iismod);
return 0;
}
static int ssm2602_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
int srate = ssm2602_get_coeff(ssm2602->sysclk, params_rate(params));
unsigned int iface;
if (srate < 0)
return srate;
regmap_write(ssm2602->regmap, SSM2602_SRATE, srate);
/* bit size */
switch (params_width(params)) {
case 16:
iface = 0x0;
break;
case 20:
iface = 0x4;
break;
case 24:
iface = 0x8;
break;
case 32:
iface = 0xc;
break;
default:
return -EINVAL;
}
regmap_update_bits(ssm2602->regmap, SSM2602_IFACE,
IFACE_AUDIO_DATA_LEN, iface);
return 0;
}
static int wm8750_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct wm8750_priv *wm8750 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8750_IFACE) & 0x1f3;
u16 srate = snd_soc_read(codec, WM8750_SRATE) & 0x1c0;
int coeff = get_coeff(wm8750->sysclk, params_rate(params));
/* bit size */
switch (params_width(params)) {
case 16:
break;
case 20:
iface |= 0x0004;
break;
case 24:
iface |= 0x0008;
break;
case 32:
iface |= 0x000c;
break;
}
/* set iface & srate */
snd_soc_write(codec, WM8750_IFACE, iface);
if (coeff >= 0)
snd_soc_write(codec, WM8750_SRATE, srate |
(coeff_div[coeff].sr << 1) | coeff_div[coeff].usb);
return 0;
}
static int wm8711_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct wm8711_priv *wm8711 = snd_soc_component_get_drvdata(component);
u16 iface = snd_soc_component_read32(component, WM8711_IFACE) & 0xfff3;
int i = get_coeff(wm8711->sysclk, params_rate(params));
u16 srate = (coeff_div[i].sr << 2) |
(coeff_div[i].bosr << 1) | coeff_div[i].usb;
snd_soc_component_write(component, WM8711_SRATE, srate);
/* bit size */
switch (params_width(params)) {
case 16:
break;
case 20:
iface |= 0x0004;
break;
case 24:
iface |= 0x0008;
break;
}
snd_soc_component_write(component, WM8711_IFACE, iface);
return 0;
}
static int wm8728_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
u16 dac = snd_soc_read(codec, WM8728_DACCTL);
dac &= ~0x18;
switch (params_width(params)) {
case 16:
break;
case 20:
dac |= 0x10;
break;
case 24:
dac |= 0x08;
break;
default:
return -EINVAL;
}
snd_soc_write(codec, WM8728_DACCTL, dac);
return 0;
}
static int s3c2412_i2s_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *cpu_dai)
{
struct s3c_i2sv2_info *i2s = snd_soc_dai_get_drvdata(cpu_dai);
u32 iismod;
pr_debug("Entered %s\n", __func__);
iismod = readl(i2s->regs + S3C2412_IISMOD);
pr_debug("%s: r: IISMOD: %x\n", __func__, iismod);
switch (params_width(params)) {
case 8:
iismod |= S3C2412_IISMOD_8BIT;
break;
case 16:
iismod &= ~S3C2412_IISMOD_8BIT;
break;
}
writel(iismod, i2s->regs + S3C2412_IISMOD);
pr_debug("%s: w: IISMOD: %x\n", __func__, iismod);
return 0;
}
static int adau1701_set_playback_pcm_format(struct snd_soc_codec *codec,
struct snd_pcm_hw_params *params)
{
struct adau1701 *adau1701 = snd_soc_codec_get_drvdata(codec);
unsigned int val;
if (adau1701->dai_fmt != SND_SOC_DAIFMT_RIGHT_J)
return 0;
switch (params_width(params)) {
case 16:
val = ADAU1701_SERICTL_RIGHTJ_16;
break;
case 20:
val = ADAU1701_SERICTL_RIGHTJ_20;
break;
case 24:
val = ADAU1701_SERICTL_RIGHTJ_24;
break;
default:
return -EINVAL;
}
regmap_update_bits(adau1701->regmap, ADAU1701_SERICTL,
ADAU1701_SERICTL_MODE_MASK, val);
return 0;
}
static int wm8731_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
u16 iface = snd_soc_read(codec, WM8731_IFACE) & 0xfff3;
int i = get_coeff(wm8731->sysclk, params_rate(params));
u16 srate = (coeff_div[i].sr << 2) |
(coeff_div[i].bosr << 1) | coeff_div[i].usb;
wm8731->playback_fs = params_rate(params);
snd_soc_write(codec, WM8731_SRATE, srate);
/* bit size */
switch (params_width(params)) {
case 16:
break;
case 20:
iface |= 0x0004;
break;
case 24:
iface |= 0x0008;
break;
}
wm8731_set_deemph(codec);
snd_soc_write(codec, WM8731_IFACE, iface);
return 0;
}
static int ad1836_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct ad1836_priv *ad1836 = snd_soc_codec_get_drvdata(dai->codec);
int word_len = 0;
/* bit size */
switch (params_width(params)) {
case 16:
word_len = AD1836_WORD_LEN_16;
break;
case 20:
word_len = AD1836_WORD_LEN_20;
break;
case 24:
case 32:
word_len = AD1836_WORD_LEN_24;
break;
default:
return -EINVAL;
}
regmap_update_bits(ad1836->regmap, AD1836_DAC_CTRL1,
AD1836_DAC_WORD_LEN_MASK,
word_len << AD1836_DAC_WORD_LEN_OFFSET);
regmap_update_bits(ad1836->regmap, AD1836_ADC_CTRL2,
AD1836_ADC_WORD_LEN_MASK,
word_len << AD1836_ADC_WORD_OFFSET);
return 0;
}
static int wm8737_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct wm8737_priv *wm8737 = snd_soc_codec_get_drvdata(codec);
int i;
u16 clocking = 0;
u16 af = 0;
for (i = 0; i < ARRAY_SIZE(coeff_div); i++) {
if (coeff_div[i].rate != params_rate(params))
continue;
if (coeff_div[i].mclk == wm8737->mclk)
break;
if (coeff_div[i].mclk == wm8737->mclk * 2) {
clocking |= WM8737_CLKDIV2;
break;
}
}
if (i == ARRAY_SIZE(coeff_div)) {
dev_err(codec->dev, "%dHz MCLK can't support %dHz\n",
wm8737->mclk, params_rate(params));
return -EINVAL;
}
clocking |= coeff_div[i].usb | (coeff_div[i].sr << WM8737_SR_SHIFT);
switch (params_width(params)) {
case 16:
break;
case 20:
af |= 0x8;
break;
case 24:
af |= 0x10;
break;
case 32:
af |= 0x18;
break;
default:
return -EINVAL;
}
snd_soc_update_bits(codec, WM8737_AUDIO_FORMAT, WM8737_WL_MASK, af);
snd_soc_update_bits(codec, WM8737_CLOCKING,
WM8737_USB_MODE | WM8737_CLKDIV2 | WM8737_SR_MASK,
clocking);
return 0;
}
static int stm32_i2s_configure(struct snd_soc_dai *cpu_dai,
struct snd_pcm_hw_params *params,
struct snd_pcm_substream *substream)
{
struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);
int format = params_width(params);
u32 cfgr, cfgr_mask, cfg1;
unsigned int fthlv;
int ret;
if ((params_channels(params) == 1) &&
((i2s->fmt & SND_SOC_DAIFMT_FORMAT_MASK) != SND_SOC_DAIFMT_DSP_A)) {
dev_err(cpu_dai->dev, "Mono mode supported only by DSP_A\n");
return -EINVAL;
}
switch (format) {
case 16:
cfgr = I2S_CGFR_DATLEN_SET(I2S_I2SMOD_DATLEN_16);
cfgr_mask = I2S_CGFR_DATLEN_MASK | I2S_CGFR_CHLEN;
break;
case 32:
cfgr = I2S_CGFR_DATLEN_SET(I2S_I2SMOD_DATLEN_32) |
I2S_CGFR_CHLEN;
cfgr_mask = I2S_CGFR_DATLEN_MASK | I2S_CGFR_CHLEN;
break;
default:
dev_err(cpu_dai->dev, "Unexpected format %d", format);
return -EINVAL;
}
if (STM32_I2S_IS_SLAVE(i2s)) {
cfgr |= I2S_CGFR_I2SCFG_SET(I2S_I2SMOD_FD_SLAVE);
/* As data length is either 16 or 32 bits, fixch always set */
cfgr |= I2S_CGFR_FIXCH;
cfgr_mask |= I2S_CGFR_FIXCH;
} else {
cfgr |= I2S_CGFR_I2SCFG_SET(I2S_I2SMOD_FD_MASTER);
}
cfgr_mask |= I2S_CGFR_I2SCFG_MASK;
ret = regmap_update_bits(i2s->regmap, STM32_I2S_CGFR_REG,
cfgr_mask, cfgr);
if (ret < 0)
return ret;
fthlv = STM32_I2S_FIFO_SIZE * I2S_FIFO_TH_ONE_QUARTER / 4;
cfg1 = I2S_CFG1_FTHVL_SET(fthlv - 1);
return regmap_update_bits(i2s->regmap, STM32_I2S_CFG1_REG,
I2S_CFG1_FTHVL_MASK, cfg1);
}
static int si476x_codec_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct si476x_core *core = i2c_mfd_cell_to_core(dai->dev);
int rate, width, err;
rate = params_rate(params);
if (rate < 32000 || rate > 48000) {
dev_err(dai->codec->dev, "Rate: %d is not supported\n", rate);
return -EINVAL;
}
switch (params_width(params)) {
case 8:
width = SI476X_PCM_FORMAT_S8;
break;
case 16:
width = SI476X_PCM_FORMAT_S16_LE;
break;
case 20:
width = SI476X_PCM_FORMAT_S20_3LE;
break;
case 24:
width = SI476X_PCM_FORMAT_S24_LE;
break;
default:
return -EINVAL;
}
si476x_core_lock(core);
err = snd_soc_write(dai->codec, SI476X_DIGITAL_IO_OUTPUT_SAMPLE_RATE,
rate);
if (err < 0) {
dev_err(dai->codec->dev, "Failed to set sample rate\n");
goto out;
}
err = snd_soc_update_bits(dai->codec, SI476X_DIGITAL_IO_OUTPUT_FORMAT,
SI476X_DIGITAL_IO_OUTPUT_WIDTH_MASK,
(width << SI476X_DIGITAL_IO_SLOT_SIZE_SHIFT) |
(width << SI476X_DIGITAL_IO_SAMPLE_SIZE_SHIFT));
if (err < 0) {
dev_err(dai->codec->dev, "Failed to set output width\n");
goto out;
}
out:
si476x_core_unlock(core);
return err;
}
static int adau1701_set_capture_pcm_format(struct snd_soc_codec *codec,
struct snd_pcm_hw_params *params)
{
struct adau1701 *adau1701 = snd_soc_codec_get_drvdata(codec);
unsigned int mask = ADAU1701_SEROCTL_WORD_LEN_MASK;
unsigned int val;
switch (params_width(params)) {
case 16:
val = ADAU1701_SEROCTL_WORD_LEN_16;
break;
case 20:
val = ADAU1701_SEROCTL_WORD_LEN_20;
break;
case 24:
val = ADAU1701_SEROCTL_WORD_LEN_24;
break;
default:
return -EINVAL;
}
if (adau1701->dai_fmt == SND_SOC_DAIFMT_RIGHT_J) {
switch (params_width(params)) {
case 16:
val |= ADAU1701_SEROCTL_MSB_DEALY16;
break;
case 20:
val |= ADAU1701_SEROCTL_MSB_DEALY12;
break;
case 24:
val |= ADAU1701_SEROCTL_MSB_DEALY8;
break;
}
mask |= ADAU1701_SEROCTL_MSB_DEALY_MASK;
}
regmap_update_bits(adau1701->regmap, ADAU1701_SEROCTL, mask, val);
return 0;
}
static int aic31xx_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *tmp)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_codec *codec = rtd->codec;
u8 data = 0;
dev_dbg(codec->dev, "## %s: format %d width %d rate %d\n",
__func__, params_format(params), params_width(params),
params_rate(params));
switch (params_width(params)) {
case 16:
break;
case 20:
data = (AIC31XX_WORD_LEN_20BITS <<
AIC31XX_IFACE1_DATALEN_SHIFT);
break;
case 24:
data = (AIC31XX_WORD_LEN_24BITS <<
AIC31XX_IFACE1_DATALEN_SHIFT);
break;
case 32:
data = (AIC31XX_WORD_LEN_32BITS <<
AIC31XX_IFACE1_DATALEN_SHIFT);
break;
default:
dev_err(codec->dev, "%s: Unsupported format %d\n",
__func__, params_format(params));
return -EINVAL;
}
snd_soc_update_bits(codec, AIC31XX_IFACE1,
AIC31XX_IFACE1_DATALEN_MASK,
data);
return aic31xx_setup_pll(codec, params);
}
static int ad193x_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
int word_len = 0, master_rate = 0;
struct snd_soc_codec *codec = dai->codec;
struct ad193x_priv *ad193x = snd_soc_codec_get_drvdata(codec);
/* bit size */
switch (params_width(params)) {
case 16:
word_len = 3;
break;
case 20:
word_len = 1;
break;
case 24:
case 32:
word_len = 0;
break;
}
switch (ad193x->sysclk) {
case 12288000:
master_rate = AD193X_PLL_INPUT_256;
break;
case 18432000:
master_rate = AD193X_PLL_INPUT_384;
break;
case 24576000:
master_rate = AD193X_PLL_INPUT_512;
break;
case 36864000:
master_rate = AD193X_PLL_INPUT_768;
break;
}
regmap_update_bits(ad193x->regmap, AD193X_PLL_CLK_CTRL0,
AD193X_PLL_INPUT_MASK, master_rate);
regmap_update_bits(ad193x->regmap, AD193X_DAC_CTRL2,
AD193X_DAC_WORD_LEN_MASK,
word_len << AD193X_DAC_WORD_LEN_SHFT);
if (ad193x_has_adc(ad193x))
regmap_update_bits(ad193x->regmap, AD193X_ADC_CTRL1,
AD193X_ADC_WORD_LEN_MASK, word_len);
return 0;
}
static int fsl_esai_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct fsl_esai *esai_priv = snd_soc_dai_get_drvdata(dai);
bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
u32 width = params_width(params);
u32 channels = params_channels(params);
u32 pins = DIV_ROUND_UP(channels, esai_priv->slots);
u32 slot_width = width;
u32 bclk, mask, val;
int ret;
/* Override slot_width if being specifically set */
if (esai_priv->slot_width)
slot_width = esai_priv->slot_width;
bclk = params_rate(params) * slot_width * esai_priv->slots;
ret = fsl_esai_set_bclk(dai, tx, bclk);
if (ret)
return ret;
/* Use Normal mode to support monaural audio */
regmap_update_bits(esai_priv->regmap, REG_ESAI_xCR(tx),
ESAI_xCR_xMOD_MASK, params_channels(params) > 1 ?
ESAI_xCR_xMOD_NETWORK : 0);
regmap_update_bits(esai_priv->regmap, REG_ESAI_xFCR(tx),
ESAI_xFCR_xFR_MASK, ESAI_xFCR_xFR);
mask = ESAI_xFCR_xFR_MASK | ESAI_xFCR_xWA_MASK | ESAI_xFCR_xFWM_MASK |
(tx ? ESAI_xFCR_TE_MASK | ESAI_xFCR_TIEN : ESAI_xFCR_RE_MASK);
val = ESAI_xFCR_xWA(width) | ESAI_xFCR_xFWM(esai_priv->fifo_depth) |
(tx ? ESAI_xFCR_TE(pins) | ESAI_xFCR_TIEN : ESAI_xFCR_RE(pins));
regmap_update_bits(esai_priv->regmap, REG_ESAI_xFCR(tx), mask, val);
mask = ESAI_xCR_xSWS_MASK | (tx ? ESAI_xCR_PADC : 0);
val = ESAI_xCR_xSWS(slot_width, width) | (tx ? ESAI_xCR_PADC : 0);
regmap_update_bits(esai_priv->regmap, REG_ESAI_xCR(tx), mask, val);
/* Remove ESAI personal reset by configuring ESAI_PCRC and ESAI_PRRC */
regmap_update_bits(esai_priv->regmap, REG_ESAI_PRRC,
ESAI_PRRC_PDC_MASK, ESAI_PRRC_PDC(ESAI_GPIO));
regmap_update_bits(esai_priv->regmap, REG_ESAI_PCRC,
ESAI_PCRC_PC_MASK, ESAI_PCRC_PC(ESAI_GPIO));
return 0;
}