static int cht_codec_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
int ret = 0;
unsigned int fmt = 0;
ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16);
if (ret < 0) {
dev_err(rtd->dev, "can't set cpu_dai slot fmt: %d\n", ret);
return ret;
}
fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBS_CFS;
ret = snd_soc_dai_set_fmt(rtd->cpu_dai, fmt);
if (ret < 0) {
dev_err(rtd->dev, "can't set cpu_dai set fmt: %d\n", ret);
return ret;
}
/* The DSP will covert the FE rate to 48k, stereo, 24bits */
rate->min = rate->max = 48000;
channels->min = channels->max = 2;
/* set SSP2 to 16-bit */
params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
return 0;
}
static int imx_hifi_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct imx_priv *priv = &card_priv;
unsigned int channels = params_channels(params);
unsigned int sample_rate = 44100;
int ret = 0;
u32 dai_format;
unsigned int pll_out;
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM;
/* set codec DAI configuration */
ret = snd_soc_dai_set_fmt(codec_dai, dai_format);
if (ret < 0)
return ret;
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai,
channels == 1 ? 0xfffffffe : 0xfffffffc,
channels == 1 ? 0xfffffffe : 0xfffffffc,
2, 32);
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_IF |
SND_SOC_DAIFMT_CBM_CFM;
/* set cpu DAI configuration */
ret = snd_soc_dai_set_fmt(cpu_dai, dai_format);
if (ret < 0)
return ret;
sample_rate = params_rate(params);
sample_format = params_format(params);
if (sample_format == SNDRV_PCM_FORMAT_S24_LE)
pll_out = sample_rate * 192;
else
pll_out = sample_rate * 256;
ret = snd_soc_dai_set_pll(codec_dai, WM8962_FLL_MCLK,
WM8962_FLL_MCLK, priv->sysclk,
pll_out);
if (ret < 0)
pr_err("Failed to start FLL: %d\n", ret);
ret = snd_soc_dai_set_sysclk(codec_dai,
WM8962_SYSCLK_FLL,
pll_out,
SND_SOC_CLOCK_IN);
if (ret < 0) {
pr_err("Failed to set SYSCLK: %d\n", ret);
return ret;
}
return 0;
}
static int bf5xx_ad193x_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
unsigned int clk = 0;
unsigned int channel_map[] = {0, 1, 2, 3, 4, 5, 6, 7};
int ret = 0;
switch (params_rate(params)) {
case 48000:
clk = 24576000;
break;
}
/* set the codec system clock for DAC and ADC */
ret = snd_soc_dai_set_sysclk(codec_dai, 0, clk,
SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
/* set codec DAI slots, 8 channels, all channels are enabled */
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xFF, 0xFF, 8, 32);
if (ret < 0)
return ret;
/* set cpu DAI channel mapping */
ret = snd_soc_dai_set_channel_map(cpu_dai, ARRAY_SIZE(channel_map),
channel_map, ARRAY_SIZE(channel_map), channel_map);
if (ret < 0)
return ret;
return 0;
}
static int eukrea_tlv320_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
int ret;
ret = snd_soc_dai_set_sysclk(codec_dai, 0,
CODEC_CLOCK, SND_SOC_CLOCK_OUT);
if (ret) {
dev_err(cpu_dai->dev,
"Failed to set the codec sysclk.\n");
return ret;
}
snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 0);
ret = snd_soc_dai_set_sysclk(cpu_dai, IMX_SSP_SYS_CLK, 0,
SND_SOC_CLOCK_IN);
/* fsl_ssi lacks the set_sysclk ops */
if (ret && ret != -EINVAL) {
dev_err(cpu_dai->dev,
"Can't set the IMX_SSP_SYS_CLK CPU system clock.\n");
return ret;
}
return 0;
}
static int bf5xx_ad1938_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
int ret = 0;
ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_DSP_A |
SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_A |
SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xFF, 8);
if (ret < 0)
return ret;
return 0;
}
static int imx_si476x_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
u32 channels = params_channels(params);
u32 rate = params_rate(params);
u32 bclk = rate * channels * 32;
int ret = 0;
/* set cpu DAI configuration */
ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
if (ret) {
dev_err(cpu_dai->dev, "failed to set dai fmt\n");
return ret;
}
ret = snd_soc_dai_set_tdm_slot(cpu_dai,
channels == 1 ? 0xfffffffe : 0xfffffffc,
channels == 1 ? 0xfffffffe : 0xfffffffc,
2, 32);
if (ret) {
dev_err(cpu_dai->dev, "failed to set dai tdm slot\n");
return ret;
}
ret = snd_soc_dai_set_sysclk(cpu_dai, 0, bclk, SND_SOC_CLOCK_OUT);
if (ret)
dev_err(cpu_dai->dev, "failed to set sysclk\n");
return ret;
}
static int imx_3stack_bt_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai_link *pcm_link = rtd->dai;
struct snd_soc_dai *cpu_dai = pcm_link->cpu_dai;
unsigned int channels = params_channels(params);
int ret = 0;
u32 dai_format;
#if BT_SSI_MASTER
dai_format = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_IB_IF |
SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_SYNC;
#else
dai_format = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_IB_IF |
SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_SYNC;
#endif
if (channels == 2)
dai_format |= SND_SOC_DAIFMT_TDM;
/* set cpu DAI configuration */
ret = snd_soc_dai_set_fmt(cpu_dai, dai_format);
if (ret < 0)
return ret;
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai,
channels == 1 ? 0xfffffffe : 0xfffffffc, 2);
/* set the SSI system clock as input (unused) */
snd_soc_dai_set_sysclk(cpu_dai, IMX_SSP_SYS_CLK, 0, SND_SOC_CLOCK_IN);
return 0;
}
int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
struct asoc_simple_dai *simple_dai)
{
int ret;
if (simple_dai->sysclk) {
ret = snd_soc_dai_set_sysclk(dai, 0, simple_dai->sysclk, 0);
if (ret && ret != -ENOTSUPP) {
dev_err(dai->dev, "simple-card: set_sysclk error\n");
return ret;
}
}
if (simple_dai->slots) {
ret = snd_soc_dai_set_tdm_slot(dai,
simple_dai->tx_slot_mask,
simple_dai->rx_slot_mask,
simple_dai->slots,
simple_dai->slot_width);
if (ret && ret != -ENOTSUPP) {
dev_err(dai->dev, "simple-card: set_tdm_slot error\n");
return ret;
}
}
return 0;
}
static int saarb_i2s_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
int width = snd_pcm_format_physical_width(params_format(params));
int ret;
ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_NET_PLL, 0,
PM860X_CLK_DIR_OUT);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_sysclk(codec_dai, 0, 0, PM860X_CLK_DIR_OUT);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 3, 3, 2, width);
return ret;
}
static int __asoc_simple_card_dai_init(struct snd_soc_dai *dai,
struct asoc_simple_dai *set)
{
int ret;
if (set->sysclk) {
ret = snd_soc_dai_set_sysclk(dai, 0, set->sysclk, 0);
if (ret && ret != -ENOTSUPP) {
dev_err(dai->dev, "simple-card: set_sysclk error\n");
goto err;
}
}
if (set->slots) {
ret = snd_soc_dai_set_tdm_slot(dai, 0, 0,
set->slots,
set->slot_width);
if (ret && ret != -ENOTSUPP) {
dev_err(dai->dev, "simple-card: set_tdm_slot error\n");
goto err;
}
}
ret = 0;
err:
return ret;
}
static int bf5xx_ad193x_link_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
int ret;
/* set the codec system clock for DAC and ADC */
ret = snd_soc_dai_set_sysclk(codec_dai, 0, 24576000, SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
/* set codec DAI slots, 8 channels, all channels are enabled */
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xFF, 0xFF, 8, 32);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0xFF, 0xFF, 8, 32);
if (ret < 0)
return ret;
return 0;
}
static int imx_mc13783_hifi_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
int ret;
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 0x3, 4, 16);
if (ret)
return ret;
ret = snd_soc_dai_set_sysclk(codec_dai, MC13783_CLK_CLIA, 26000000, 0);
if (ret)
return ret;
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 16);
if (ret)
return ret;
return 0;
}
static int imx_3stack_hifi_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai_link *pcm_link = rtd->dai;
struct snd_soc_dai *cpu_dai = pcm_link->cpu_dai;
struct snd_soc_dai *codec_dai = pcm_link->codec_dai;
unsigned int channels = params_channels(params);
unsigned int rate = params_rate(params);
struct imx_ssi *ssi_mode = (struct imx_ssi *)cpu_dai->private_data;
int ret = 0;
u32 dai_format;
#if AK4647_SSI_MASTER
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM;
#else
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
#endif
ssi_mode->sync_mode = 1;
if (channels == 1)
ssi_mode->network_mode = 0;
else
ssi_mode->network_mode = 1;
/* set codec DAI configuration */
ret = snd_soc_dai_set_fmt(codec_dai, dai_format);
if (ret < 0)
return ret;
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai,
channels == 1 ? 0xfffffffe : 0xfffffffc, 2);
/* set cpu DAI configuration */
ret = snd_soc_dai_set_fmt(cpu_dai, dai_format);
if (ret < 0)
return ret;
/* set the SSI system clock as input (unused) */
snd_soc_dai_set_sysclk(cpu_dai, IMX_SSP_SYS_CLK, 0, SND_SOC_CLOCK_IN);
snd_soc_dai_set_sysclk(codec_dai, 0, rate, 0);
/* set codec BCLK division for sample rate */
snd_soc_dai_set_clkdiv(codec_dai, 0, 0);
return 0;
}
static int imx_mqs_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_card *card = rtd->card;
int ret;
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0, 0, 2, params_width(params));
if (ret) {
dev_err(card->dev, "failed to set cpu dai tdm slot: %d\n", ret);
return ret;
}
return 0;
}
static int byt_rt5651_codec_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
int ret, bits;
/* The DSP will covert the FE rate to 48k, stereo */
rate->min = rate->max = 48000;
channels->min = channels->max = 2;
if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) ||
(byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) {
/* set SSP0 to 16-bit */
params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
bits = 16;
} else {
/* set SSP2 to 24-bit */
params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
bits = 24;
}
/*
* Default mode for SSP configuration is TDM 4 slot, override config
* with explicit setting to I2S 2ch. The word length is set with
* dai_set_tdm_slot() since there is no other API exposed
*/
ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS
);
if (ret < 0) {
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, bits);
if (ret < 0) {
dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
return ret;
}
return 0;
}
static int tm2_late_probe(struct snd_soc_card *card)
{
struct tm2_machine_priv *priv = snd_soc_card_get_drvdata(card);
struct snd_soc_dai_link_component dlc = { 0 };
unsigned int ch_map[] = { 0, 1 };
struct snd_soc_dai *amp_pdm_dai;
struct snd_soc_pcm_runtime *rtd;
struct snd_soc_dai *aif1_dai;
struct snd_soc_dai *aif2_dai;
int ret;
rtd = snd_soc_get_pcm_runtime(card, card->dai_link[TM2_DAI_AIF1].name);
aif1_dai = rtd->codec_dai;
priv->component = rtd->codec_dai->component;
ret = snd_soc_dai_set_sysclk(aif1_dai, ARIZONA_CLK_SYSCLK, 0, 0);
if (ret < 0) {
dev_err(aif1_dai->dev, "Failed to set SYSCLK: %d\n", ret);
return ret;
}
rtd = snd_soc_get_pcm_runtime(card, card->dai_link[TM2_DAI_AIF2].name);
aif2_dai = rtd->codec_dai;
ret = snd_soc_dai_set_sysclk(aif2_dai, ARIZONA_CLK_ASYNCCLK, 0, 0);
if (ret < 0) {
dev_err(aif2_dai->dev, "Failed to set ASYNCCLK: %d\n", ret);
return ret;
}
dlc.of_node = tm2_speaker_amp_dev.codec_of_node;
amp_pdm_dai = snd_soc_find_dai(&dlc);
if (!amp_pdm_dai)
return -ENODEV;
/* Set the MAX98504 V/I sense PDM Tx DAI channel mapping */
ret = snd_soc_dai_set_channel_map(amp_pdm_dai, ARRAY_SIZE(ch_map),
ch_map, 0, NULL);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_tdm_slot(amp_pdm_dai, 0x3, 0x0, 2, 16);
if (ret < 0)
return ret;
return 0;
}
static int bf5xx_ad1836_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
unsigned int channel_map[] = {0, 4, 1, 5, 2, 6, 3, 7};
int ret = 0;
/* set cpu DAI channel mapping */
ret = snd_soc_dai_set_channel_map(cpu_dai, ARRAY_SIZE(channel_map),
channel_map, ARRAY_SIZE(channel_map), channel_map);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0xFF, 0xFF, 8, 32);
if (ret < 0)
return ret;
return 0;
}
static int fsl_asoc_card_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct fsl_asoc_card_priv *priv = snd_soc_card_get_drvdata(rtd->card);
bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
struct cpu_priv *cpu_priv = &priv->cpu_priv;
struct device *dev = rtd->card->dev;
int ret;
priv->sample_rate = params_rate(params);
priv->sample_format = params_format(params);
/*
* If codec-dai is DAI Master and all configurations are already in the
* set_bias_level(), bypass the remaining settings in hw_params().
* Note: (dai_fmt & CBM_CFM) includes CBM_CFM and CBM_CFS.
*/
if ((priv->card.set_bias_level &&
priv->dai_fmt & SND_SOC_DAIFMT_CBM_CFM) ||
fsl_asoc_card_is_ac97(priv))
return 0;
/* Specific configurations of DAIs starts from here */
ret = snd_soc_dai_set_sysclk(rtd->cpu_dai, cpu_priv->sysclk_id[tx],
cpu_priv->sysclk_freq[tx],
cpu_priv->sysclk_dir[tx]);
if (ret) {
dev_err(dev, "failed to set sysclk for cpu dai\n");
return ret;
}
if (cpu_priv->slot_width) {
ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2,
cpu_priv->slot_width);
if (ret) {
dev_err(dev, "failed to set TDM slot for cpu dai\n");
return ret;
}
}
return 0;
}
static int imx_3stack_surround_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai_link *pcm_link = rtd->dai;
struct snd_soc_dai *cpu_dai = pcm_link->cpu_dai;
struct snd_soc_dai *codec_dai = pcm_link->codec_dai;
unsigned int rate = params_rate(params);
struct imx_esai *esai_mode = (struct imx_esai *)cpu_dai->private_data;
u32 dai_format;
if (clk_state.lr_clk_active > 1)
return 0;
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM;
esai_mode->sync_mode = 0;
esai_mode->network_mode = 1;
/* set codec DAI configuration */
snd_soc_dai_set_fmt(codec_dai, dai_format);
/* set cpu DAI configuration */
snd_soc_dai_set_fmt(cpu_dai, dai_format);
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai, 0xffffffff, 0xffffffff, 2, 0);
/* set the ESAI system clock as input */
snd_soc_dai_set_sysclk(cpu_dai, 0, 0, SND_SOC_CLOCK_IN);
/* set codec BCLK division */
snd_soc_dai_set_clkdiv(codec_dai, AK5702_BCLK_CLKDIV,
AK5702_BCLK_DIV_32);
snd_soc_dai_set_sysclk(codec_dai, 0, rate, SND_SOC_CLOCK_OUT);
snd_soc_dai_set_pll(codec_dai, 1, 0, 12000000, 0);
return 0;
}
static int eukrea_tlv320_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
int ret;
ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM);
if (ret) {
pr_err("%s: failed set cpu dai format\n", __func__);
return ret;
}
ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM);
if (ret) {
pr_err("%s: failed set codec dai format\n", __func__);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, 0,
CODEC_CLOCK, SND_SOC_CLOCK_OUT);
if (ret) {
pr_err("%s: failed setting codec sysclk\n", __func__);
return ret;
}
snd_soc_dai_set_tdm_slot(cpu_dai, 0xffffffc, 0xffffffc, 2, 0);
ret = snd_soc_dai_set_sysclk(cpu_dai, IMX_SSP_SYS_CLK, 0,
SND_SOC_CLOCK_IN);
if (ret) {
pr_err("can't set CPU system clock IMX_SSP_SYS_CLK\n");
return ret;
}
return 0;
}
static int imx_3stack_audio_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai_link *machine = rtd->dai;
struct snd_soc_dai *cpu_dai = machine->cpu_dai;
struct snd_soc_dai *codec_dai = machine->codec_dai;
struct imx_3stack_priv *priv = &card_priv;
unsigned int rate = params_rate(params);
struct imx_ssi *ssi_mode = (struct imx_ssi *)cpu_dai->private_data;
int ret = 0;
unsigned int channels = params_channels(params);
u32 dai_format;
/* only need to do this once as capture and playback are sync */
if (priv->hw)
return 0;
priv->hw = 1;
#if defined(CONFIG_MXC_ASRC) || defined(CONFIG_MXC_ASRC_MODULE)
if ((asrc_ssi_data.output_sample_rate != 0)
&& (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)) {
unsigned int asrc_input_rate = rate;
unsigned int channel = params_channels(params);
struct mxc_runtime_data *pcm_data =
substream->runtime->private_data;
struct asrc_config config;
struct mxc_audio_platform_data *plat;
struct imx_3stack_priv *priv = &card_priv;
int retVal = 0;
retVal = asrc_req_pair(channel, &asrc_ssi_data.asrc_index);
if (retVal < 0) {
pr_err("asrc_req_pair fail\n");
return -1;
}
config.pair = asrc_ssi_data.asrc_index;
config.channel_num = channel;
config.input_sample_rate = asrc_input_rate;
config.output_sample_rate = asrc_ssi_data.output_sample_rate;
config.inclk = INCLK_NONE;
config.word_width = 32;
plat = priv->pdev->dev.platform_data;
if (plat->src_port == 1)
config.outclk = OUTCLK_SSI1_TX;
else
config.outclk = OUTCLK_SSI2_TX;
retVal = asrc_config_pair(&config);
if (retVal < 0) {
pr_err("Fail to config asrc\n");
asrc_release_pair(asrc_ssi_data.asrc_index);
return retVal;
}
rate = asrc_ssi_data.output_sample_rate;
pcm_data->asrc_index = asrc_ssi_data.asrc_index;
pcm_data->asrc_enable = 1;
}
#endif
snd_soc_dai_set_sysclk(codec_dai, ALC5623_SYSCLK, priv->sysclk, 0);
snd_soc_dai_set_sysclk(codec_dai, ALC5623_LRCLK, rate, 0);
#if ALC5623_SSI_MASTER
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM;
#else
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
#endif
ssi_mode->sync_mode = 1;
if (channels == 1)
ssi_mode->network_mode = 0;
else
ssi_mode->network_mode = 1;
/* set codec DAI configuration */
ret = snd_soc_dai_set_fmt(codec_dai, dai_format);
if (ret < 0)
return ret;
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai,
channels == 1 ? 0xfffffffe : 0xfffffffc,
channels == 1 ? 0xfffffffe : 0xfffffffc,
2, 32);
/* set cpu DAI configuration */
ret = snd_soc_dai_set_fmt(cpu_dai, dai_format);
if (ret < 0)
return ret;
/* set the SSI system clock as input (unused) */
snd_soc_dai_set_sysclk(cpu_dai, IMX_SSP_SYS_CLK, 0, SND_SOC_CLOCK_IN);
return 0;
}
static int imx_cs42888_surround_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct imx_priv *priv = &card_priv;
unsigned int rate = params_rate(params);
unsigned int lrclk_ratio = 0, i;
u32 dai_format = 0;
if (priv->hw)
return 0;
priv->hw = 1;
if (priv->codec_mclk & CODEC_CLK_ESAI_HCKT) {
for (i = 0; i < ARRAY_SIZE(sr_vals); i++) {
if (sr_vals[i].rate == rate) {
lrclk_ratio = sr_vals[i].ratio1;
break;
}
}
if (i == ARRAY_SIZE(sr_vals)) {
dev_err(&priv->pdev->dev, "Unsupported rate %dHz\n", rate);
return -EINVAL;
}
dai_format = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
/* set the ESAI system clock as output */
snd_soc_dai_set_sysclk(cpu_dai, ESAI_CLK_EXTAL_DIV,
priv->mclk_freq, SND_SOC_CLOCK_OUT);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_PM, 2);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_PM, 2);
/* set codec Master clock */
snd_soc_dai_set_sysclk(codec_dai, 0, priv->mclk_freq,\
SND_SOC_CLOCK_IN);
} else if (priv->codec_mclk & CODEC_CLK_EXTER_OSC) {
for (i = 0; i < ARRAY_SIZE(sr_vals); i++) {
if (sr_vals[i].rate == rate) {
lrclk_ratio = sr_vals[i].ratio2;
break;
}
}
if (i == ARRAY_SIZE(sr_vals)) {
dev_err(&priv->pdev->dev, "Unsupported rate %dHz\n", rate);
return -EINVAL;
}
dai_format = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
snd_soc_dai_set_sysclk(cpu_dai, ESAI_CLK_EXTAL,
priv->mclk_freq, SND_SOC_CLOCK_OUT);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_PM, 0);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_PM, 0);
snd_soc_dai_set_sysclk(codec_dai, 0, priv->mclk_freq,\
SND_SOC_CLOCK_IN);
}
/* set cpu DAI configuration */
snd_soc_dai_set_fmt(cpu_dai, dai_format);
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 32);
/* set the ratio */
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_PSR, 1);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_FP, lrclk_ratio);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_PSR, 1);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_FP, lrclk_ratio);
/* set codec DAI configuration */
snd_soc_dai_set_fmt(codec_dai, dai_format);
return 0;
}
static int mop500_ab8500_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct device *dev = rtd->card->dev;
unsigned int fmt;
int channels, ret = 0, driver_mode, slots;
unsigned int sw_codec, sw_cpu;
bool is_playback;
dev_dbg(dev, "%s: Enter\n", __func__);
dev_dbg(dev, "%s: substream->pcm->name = %s\n"
"substream->pcm->id = %s.\n"
"substream->name = %s.\n"
"substream->number = %d.\n",
__func__,
substream->pcm->name,
substream->pcm->id,
substream->name,
substream->number);
/* Ensure configuration consistency between DAIs */
mutex_lock(&mop500_ab8500_params_lock);
if (mop500_ab8500_usage) {
if (mop500_ab8500_rate != params_rate(params) ||
mop500_ab8500_channels != params_channels(params)) {
mutex_unlock(&mop500_ab8500_params_lock);
return -EBUSY;
}
} else {
mop500_ab8500_rate = params_rate(params);
mop500_ab8500_channels = params_channels(params);
}
__set_bit(cpu_dai->id, &mop500_ab8500_usage);
mutex_unlock(&mop500_ab8500_params_lock);
channels = params_channels(params);
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S32_LE:
sw_cpu = 32;
break;
case SNDRV_PCM_FORMAT_S16_LE:
sw_cpu = 16;
break;
default:
return -EINVAL;
}
/* Setup codec depending on driver-mode */
if (channels == 8)
driver_mode = DRIVERMODE_CODEC_ONLY;
else
driver_mode = DRIVERMODE_NORMAL;
dev_dbg(dev, "%s: Driver-mode: %s.\n", __func__,
(driver_mode == DRIVERMODE_NORMAL) ? "NORMAL" : "CODEC_ONLY");
/* Setup format */
if (driver_mode == DRIVERMODE_NORMAL) {
fmt = SND_SOC_DAIFMT_DSP_A |
SND_SOC_DAIFMT_CBM_CFM |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CONT;
} else {
fmt = SND_SOC_DAIFMT_DSP_A |
SND_SOC_DAIFMT_CBM_CFM |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_GATED;
}
ret = snd_soc_dai_set_fmt(codec_dai, fmt);
if (ret < 0) {
dev_err(dev,
"%s: ERROR: snd_soc_dai_set_fmt failed for codec_dai (ret = %d)!\n",
__func__, ret);
return ret;
}
ret = snd_soc_dai_set_fmt(cpu_dai, fmt);
if (ret < 0) {
dev_err(dev,
"%s: ERROR: snd_soc_dai_set_fmt failed for cpu_dai (ret = %d)!\n",
__func__, ret);
return ret;
}
/* Setup TDM-slots */
is_playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);
switch (channels) {
case 1:
slots = 16;
tx_slots = (is_playback) ? TX_SLOT_MONO : 0;
rx_slots = (is_playback) ? 0 : RX_SLOT_MONO;
break;
case 2:
slots = 16;
tx_slots = (is_playback) ? TX_SLOT_STEREO : 0;
rx_slots = (is_playback) ? 0 : RX_SLOT_STEREO;
break;
case 8:
slots = 16;
tx_slots = (is_playback) ? TX_SLOT_8CH : 0;
rx_slots = (is_playback) ? 0 : RX_SLOT_8CH;
break;
default:
return -EINVAL;
}
if (driver_mode == DRIVERMODE_NORMAL)
sw_codec = sw_cpu;
else
sw_codec = 20;
dev_dbg(dev, "%s: CPU-DAI TDM: TX=0x%04X RX=0x%04x\n", __func__,
tx_slots, rx_slots);
ret = snd_soc_dai_set_tdm_slot(cpu_dai, tx_slots, rx_slots, slots,
sw_cpu);
if (ret)
return ret;
dev_dbg(dev, "%s: CODEC-DAI TDM: TX=0x%04X RX=0x%04x\n", __func__,
tx_slots, rx_slots);
ret = snd_soc_dai_set_tdm_slot(codec_dai, tx_slots, rx_slots, slots,
sw_codec);
if (ret)
return ret;
return 0;
}
int ux500_cg29xx_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
int channels = params_channels(params);
int err;
pr_debug("%s: Enter.\n", __func__);
pr_debug("%s: substream->pcm->name = %s.\n", __func__, substream->pcm->name);
pr_debug("%s: substream->pcm->id = %s.\n", __func__, substream->pcm->id);
pr_debug("%s: substream->name = %s.\n", __func__, substream->name);
pr_debug("%s: substream->number = %d.\n", __func__, substream->number);
pr_debug("%s: channels = %d.\n", __func__, channels);
pr_debug("%s: DAI-index (Codec): %d\n", __func__, codec_dai->id);
pr_debug("%s: DAI-index (Platform): %d\n", __func__, cpu_dai->id);
err = snd_soc_dai_set_fmt(codec_dai,
SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_CBS_CFS);
if (err) {
pr_err("%s: snd_soc_dai_set_fmt(codec) failed with %d.\n",
__func__,
err);
goto out_err;
}
err = snd_soc_dai_set_tdm_slot(codec_dai,
1 << CG29XX_DAI_SLOT0_SHIFT,
1 << CG29XX_DAI_SLOT0_SHIFT,
UX500_CG29XX_DAI_SLOTS,
UX500_CG29XX_DAI_SLOT_WIDTH);
if (err) {
pr_err("%s: cg29xx_set_tdm_slot(codec_dai) failed with %d.\n",
__func__,
err);
goto out_err;
}
err = snd_soc_dai_set_fmt(cpu_dai,
SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_CBS_CFS |
SND_SOC_DAIFMT_NB_NF);
if (err) {
pr_err("%s: snd_soc_dai_set_fmt(cpu_dai) failed with %d.\n",
__func__,
err);
goto out_err;
}
err = snd_soc_dai_set_sysclk(cpu_dai,
UX500_MSP_MASTER_CLOCK,
UX500_CG29XX_MSP_CLOCK_FREQ,
0);
if (err) {
pr_err("%s: snd_soc_dai_set_sysclk(cpu_dai) failed with %d.\n",
__func__,
err);
goto out_err;
}
err = snd_soc_dai_set_tdm_slot(cpu_dai,
UX500_CG29XX_DAI_ACTIVE_SLOTS,
UX500_CG29XX_DAI_ACTIVE_SLOTS,
UX500_CG29XX_DAI_SLOTS,
UX500_CG29XX_DAI_SLOT_WIDTH);
if (err) {
pr_err("%s: cg29xx_set_tdm_slot(cpu_dai) failed with %d.\n",
__func__,
err);
goto out_err;
}
out_err:
return err;
}
int ux500_ab8500_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
unsigned int fmt, fmt_if1;
int channels, ret = 0, slots, driver_mode;
unsigned int codec_slot_width, cpu_slot_width;
bool streamIsPlayback;
pr_debug("%s: Enter\n", __func__);
pr_debug("%s: substream->pcm->name = %s\n"
"substream->pcm->id = %s.\n"
"substream->name = %s.\n"
"substream->number = %d.\n",
__func__,
substream->pcm->name,
substream->pcm->id,
substream->name,
substream->number);
channels = params_channels(params);
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S32_LE:
cpu_slot_width = 32;
break;
default:
case SNDRV_PCM_FORMAT_S16_LE:
cpu_slot_width = 16;
break;
}
/* Setup codec depending on driver-mode */
driver_mode = (channels == 8) ?
DRIVERMODE_CODEC_ONLY : DRIVERMODE_NORMAL;
pr_debug("%s: Driver-mode: %s.\n",
__func__,
(driver_mode == DRIVERMODE_NORMAL) ? "NORMAL" : "CODEC_ONLY");
ab8500_audio_set_bit_delay(codec_dai, 1);
ux500_msp_dai_set_data_delay(cpu_dai, MSP_DELAY_1);
if (driver_mode == DRIVERMODE_NORMAL) {
codec_slot_width = cpu_slot_width;
ab8500_audio_set_word_length(codec_dai, codec_slot_width);
fmt = SND_SOC_DAIFMT_DSP_A |
SND_SOC_DAIFMT_CBM_CFM |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CONT;
} else {
codec_slot_width = 20;
ab8500_audio_set_word_length(codec_dai, codec_slot_width);
fmt = SND_SOC_DAIFMT_DSP_A |
SND_SOC_DAIFMT_CBM_CFM |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_GATED;
}
ret = snd_soc_dai_set_fmt(codec_dai, fmt);
if (ret < 0) {
pr_err("%s: ERROR: snd_soc_dai_set_fmt failed for codec_dai (ret = %d)!\n",
__func__,
ret);
return ret;
}
ret = snd_soc_dai_set_fmt(cpu_dai, fmt);
if (ret < 0) {
pr_err("%s: ERROR: snd_soc_dai_set_fmt for cpu_dai (ret = %d)!\n",
__func__,
ret);
return ret;
}
/* Setup TDM-slots */
streamIsPlayback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);
switch (channels) {
case 1:
slots = 8;
tx_slots = (streamIsPlayback) ? TX_SLOT_MONO : 0;
rx_slots = (streamIsPlayback) ? 0 : RX_SLOT_MONO;
break;
case 2:
slots = 8;
tx_slots = (streamIsPlayback) ? TX_SLOT_STEREO : 0;
rx_slots = (streamIsPlayback) ? 0 : RX_SLOT_STEREO;
break;
case 8:
slots = 8;
tx_slots = (streamIsPlayback) ? TX_SLOT_8CH : 0;
rx_slots = (streamIsPlayback) ? 0 : RX_SLOT_8CH;
break;
default:
return -EINVAL;
}
pr_debug("%s: CPU-DAI TDM: TX=0x%04X RX=0x%04x\n",
__func__, tx_slots, rx_slots);
ret = snd_soc_dai_set_tdm_slot(cpu_dai, tx_slots, rx_slots, slots, cpu_slot_width);
if (ret)
return ret;
pr_debug("%s: CODEC-DAI TDM: TX=0x%04X RX=0x%04x\n",
__func__, tx_slots, rx_slots);
ret = snd_soc_dai_set_tdm_slot(codec_dai, tx_slots, rx_slots, slots, codec_slot_width);
if (ret)
return ret;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
pr_debug("%s: Setup IF1 for FM-radio.\n", __func__);
fmt_if1 = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_I2S;
ret = ab8500_audio_setup_if1(codec_dai->codec, fmt_if1, 16, 1);
if (ret)
return ret;
}
return 0;
}
static int imx_3stack_surround_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
unsigned int rate = params_rate(params);
u32 dai_format;
unsigned int lrclk_ratio = 0;
if (hw_state.hw)
return 0;
hw_state.hw = 1;
if (cpu_is_mx53()) {
switch (rate) {
case 32000:
lrclk_ratio = 3;
break;
case 48000:
lrclk_ratio = 3;
break;
case 64000:
lrclk_ratio = 1;
break;
case 96000:
lrclk_ratio = 1;
break;
case 128000:
lrclk_ratio = 1;
break;
case 44100:
lrclk_ratio = 3;
break;
case 88200:
lrclk_ratio = 1;
break;
case 176400:
lrclk_ratio = 0;
break;
case 192000:
lrclk_ratio = 0;
break;
default:
pr_info("Rate not support.\n");
return -EINVAL;;
}
} else if (cpu_is_mx6q()) {
switch (rate) {
case 32000:
lrclk_ratio = 5;
break;
case 48000:
lrclk_ratio = 5;
break;
case 64000:
lrclk_ratio = 2;
break;
case 96000:
lrclk_ratio = 2;
break;
case 128000:
lrclk_ratio = 2;
break;
case 44100:
lrclk_ratio = 5;
break;
case 88200:
lrclk_ratio = 2;
break;
case 176400:
lrclk_ratio = 0;
break;
case 192000:
lrclk_ratio = 0;
break;
default:
pr_info("Rate not support.\n");
return -EINVAL;;
}
}
dai_format = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
/* set cpu DAI configuration */
snd_soc_dai_set_fmt(cpu_dai, dai_format);
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 32);
/* set the ESAI system clock as output */
if (cpu_is_mx53()) {
snd_soc_dai_set_sysclk(cpu_dai, ESAI_CLK_EXTAL,
mclk_freq, SND_SOC_CLOCK_OUT);
} else if (cpu_is_mx6q()) {
snd_soc_dai_set_sysclk(cpu_dai, ESAI_CLK_EXTAL_DIV,
mclk_freq, SND_SOC_CLOCK_OUT);
}
/* set the ratio */
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_PSR, 1);
if (cpu_is_mx53())
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_PM, 0);
else if (cpu_is_mx6q())
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_PM, 2);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_FP, lrclk_ratio);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_PSR, 1);
if (cpu_is_mx53())
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_PM, 0);
else if (cpu_is_mx6q())
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_PM, 2);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_FP, lrclk_ratio);
/* set codec DAI configuration */
snd_soc_dai_set_fmt(codec_dai, dai_format);
/* set codec Master clock */
snd_soc_dai_set_sysclk(codec_dai, 0, mclk_freq, SND_SOC_CLOCK_IN);
return 0;
}
/*
* Magician uses SSP port for playback.
*/
static int magician_playback_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
unsigned int acps, acds, width, rate;
unsigned int div4 = PXA_SSP_CLK_SCDB_4;
int ret = 0;
rate = params_rate(params);
width = snd_pcm_format_physical_width(params_format(params));
/*
* rate = SSPSCLK / (2 * width(16 or 32))
* SSPSCLK = (ACPS / ACDS) / SSPSCLKDIV(div4 or div1)
*/
switch (params_rate(params)) {
case 8000:
/* off by a factor of 2: bug in the PXA27x audio clock? */
acps = 32842000;
switch (width) {
case 16:
/* 513156 Hz ~= _2_ * 8000 Hz * 32 (+0.23%) */
acds = PXA_SSP_CLK_AUDIO_DIV_16;
break;
default: /* 32 */
/* 1026312 Hz ~= _2_ * 8000 Hz * 64 (+0.23%) */
acds = PXA_SSP_CLK_AUDIO_DIV_8;
}
break;
case 11025:
acps = 5622000;
switch (width) {
case 16:
/* 351375 Hz ~= 11025 Hz * 32 (-0.41%) */
acds = PXA_SSP_CLK_AUDIO_DIV_4;
break;
default: /* 32 */
/* 702750 Hz ~= 11025 Hz * 64 (-0.41%) */
acds = PXA_SSP_CLK_AUDIO_DIV_2;
}
break;
case 22050:
acps = 5622000;
switch (width) {
case 16:
/* 702750 Hz ~= 22050 Hz * 32 (-0.41%) */
acds = PXA_SSP_CLK_AUDIO_DIV_2;
break;
default: /* 32 */
/* 1405500 Hz ~= 22050 Hz * 64 (-0.41%) */
acds = PXA_SSP_CLK_AUDIO_DIV_1;
}
break;
case 44100:
acps = 5622000;
switch (width) {
case 16:
/* 1405500 Hz ~= 44100 Hz * 32 (-0.41%) */
acds = PXA_SSP_CLK_AUDIO_DIV_2;
break;
default: /* 32 */
/* 2811000 Hz ~= 44100 Hz * 64 (-0.41%) */
acds = PXA_SSP_CLK_AUDIO_DIV_1;
}
break;
case 48000:
acps = 12235000;
switch (width) {
case 16:
/* 1529375 Hz ~= 48000 Hz * 32 (-0.44%) */
acds = PXA_SSP_CLK_AUDIO_DIV_2;
break;
default: /* 32 */
/* 3058750 Hz ~= 48000 Hz * 64 (-0.44%) */
acds = PXA_SSP_CLK_AUDIO_DIV_1;
}
break;
case 96000:
default:
acps = 12235000;
switch (width) {
case 16:
/* 3058750 Hz ~= 96000 Hz * 32 (-0.44%) */
acds = PXA_SSP_CLK_AUDIO_DIV_1;
break;
default: /* 32 */
/* 6117500 Hz ~= 96000 Hz * 64 (-0.44%) */
acds = PXA_SSP_CLK_AUDIO_DIV_2;
div4 = PXA_SSP_CLK_SCDB_1;
break;
}
break;
}
/* set codec DAI configuration */
ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_MSB |
SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
if (ret < 0)
return ret;
/* set cpu DAI configuration */
ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_DSP_A |
SND_SOC_DAIFMT_NB_IF | SND_SOC_DAIFMT_CBS_CFS);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 1, 0, 1, width);
if (ret < 0)
return ret;
/* set audio clock as clock source */
ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_AUDIO, 0,
SND_SOC_CLOCK_OUT);
if (ret < 0)
return ret;
/* set the SSP audio system clock ACDS divider */
ret = snd_soc_dai_set_clkdiv(cpu_dai,
PXA_SSP_AUDIO_DIV_ACDS, acds);
if (ret < 0)
return ret;
/* set the SSP audio system clock SCDB divider4 */
ret = snd_soc_dai_set_clkdiv(cpu_dai,
PXA_SSP_AUDIO_DIV_SCDB, div4);
if (ret < 0)
return ret;
/* set SSP audio pll clock */
ret = snd_soc_dai_set_pll(cpu_dai, 0, 0, 0, acps);
if (ret < 0)
return ret;
return 0;
}
static int cht_codec_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
int ret;
struct snd_interval *rate = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_RATE);
struct snd_interval *channels = hw_param_interval(params,
SNDRV_PCM_HW_PARAM_CHANNELS);
/* The DSP will covert the FE rate to 48k, stereo, 24bits */
rate->min = rate->max = 48000;
channels->min = channels->max = 2;
if ((cht_rt5645_quirk & CHT_RT5645_SSP0_AIF1) ||
(cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2)) {
/* set SSP0 to 16-bit */
params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
/*
* Default mode for SSP configuration is TDM 4 slot, override config
* with explicit setting to I2S 2ch 16-bit. The word length is set with
* dai_set_tdm_slot() since there is no other API exposed
*/
ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS
);
if (ret < 0) {
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_fmt(rtd->codec_dai,
SND_SOC_DAIFMT_I2S |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS
);
if (ret < 0) {
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16);
if (ret < 0) {
dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
return ret;
}
} else {
/* set SSP2 to 24-bit */
params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
/*
* Default mode for SSP configuration is TDM 4 slot
*/
ret = snd_soc_dai_set_fmt(rtd->codec_dai,
SND_SOC_DAIFMT_DSP_B |
SND_SOC_DAIFMT_IB_NF |
SND_SOC_DAIFMT_CBS_CFS);
if (ret < 0) {
dev_err(rtd->dev, "can't set format to TDM %d\n", ret);
return ret;
}
/* TDM 4 slots 24 bit, set Rx & Tx bitmask to 4 active slots */
ret = snd_soc_dai_set_tdm_slot(rtd->codec_dai, 0xF, 0xF, 4, 24);
if (ret < 0) {
dev_err(rtd->dev, "can't set codec TDM slot %d\n", ret);
return ret;
}
}
return 0;
}
static int imx_3stack_audio_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai_link *machine = rtd->dai;
struct snd_soc_dai *cpu_dai = machine->cpu_dai;
struct snd_soc_dai *codec_dai = machine->codec_dai;
struct imx_3stack_priv *priv = &machine_priv;
int ret = 0;
int i, found = 0;
snd_pcm_format_t format = params_format(params);
unsigned int rate = params_rate(params);
unsigned int channels = params_channels(params);
struct imx_ssi *ssi_mode = (struct imx_ssi *)cpu_dai->private_data;
u32 dai_format;
/* only need to do this once as capture and playback are sync */
if (priv->lr_clk_active > 1)
return 0;
/* find the correct audio parameters */
for (i = 0; i < ARRAY_SIZE(wm8350_audio); i++) {
if (rate == wm8350_audio[i].rate &&
format == wm8350_audio[i].format &&
channels == wm8350_audio[i].channels) {
found = 1;
break;
}
}
if (!found) {
printk(KERN_ERR "%s: invalid params\n", __func__);
return -EINVAL;
}
#if WM8350_SSI_MASTER
/* codec FLL input is 32768 kHz from MCLK */
snd_soc_dai_set_pll(codec_dai, 0, 32768, wm8350_audio[i].sysclk);
#else
/* codec FLL input is rate from DAC LRC */
snd_soc_dai_set_pll(codec_dai, 0, rate, wm8350_audio[i].sysclk);
#endif
#if WM8350_SSI_MASTER
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM;
ssi_mode->sync_mode = 1;
if (channels == 1)
ssi_mode->network_mode = 0;
else
ssi_mode->network_mode = 1;
/* set codec DAI configuration */
ret = snd_soc_dai_set_fmt(codec_dai, dai_format);
if (ret < 0)
return ret;
/* set cpu DAI configuration */
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
dai_format &= ~SND_SOC_DAIFMT_INV_MASK;
/* Invert frame to switch mic from right channel to left */
dai_format |= SND_SOC_DAIFMT_NB_IF;
}
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai,
channels == 1 ? 0xfffffffe : 0xfffffffc,
channels);
ret = snd_soc_dai_set_fmt(cpu_dai, dai_format);
if (ret < 0)
return ret;
/* set 32KHZ as the codec system clock for DAC and ADC */
snd_soc_dai_set_sysclk(codec_dai, WM8350_MCLK_SEL_PLL_32K,
wm8350_audio[i].sysclk, SND_SOC_CLOCK_IN);
#else
dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
/* set codec DAI configuration */
ret = snd_soc_dai_set_fmt(codec_dai, dai_format);
if (ret < 0)
return ret;
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai,
channels == 1 ? 0xfffffffe : 0xfffffffc,
channels);
/* set cpu DAI configuration */
ret = snd_soc_dai_set_fmt(cpu_dai, dai_format);
if (ret < 0)
return ret;
/* set DAC LRC as the codec system clock for DAC and ADC */
snd_soc_dai_set_sysclk(codec_dai, WM8350_MCLK_SEL_PLL_DAC,
wm8350_audio[i].sysclk, SND_SOC_CLOCK_IN);
#endif
/* set the SSI system clock as input (unused) */
snd_soc_dai_set_sysclk(cpu_dai, IMX_SSP_SYS_CLK, 0, SND_SOC_CLOCK_IN);
/* set codec BCLK division for sample rate */
snd_soc_dai_set_clkdiv(codec_dai, WM8350_BCLK_CLKDIV,
wm8350_audio[i].bclkdiv);
/* DAI is synchronous and clocked with DAC LRCLK & ADC LRC */
snd_soc_dai_set_clkdiv(codec_dai,
WM8350_DACLR_CLKDIV,
wm8350_audio[i].lr_rate);
snd_soc_dai_set_clkdiv(codec_dai,
WM8350_ADCLR_CLKDIV,
wm8350_audio[i].lr_rate);
/* now configure DAC and ADC clocks */
snd_soc_dai_set_clkdiv(codec_dai,
WM8350_DAC_CLKDIV, wm8350_audio[i].clkdiv);
snd_soc_dai_set_clkdiv(codec_dai,
WM8350_ADC_CLKDIV, wm8350_audio[i].clkdiv);
return 0;
}
static int imx_3stack_surround_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai_link *pcm_link = rtd->dai;
struct snd_soc_dai *cpu_dai = pcm_link->cpu_dai;
struct snd_soc_dai *codec_dai = pcm_link->codec_dai;
unsigned int rate = params_rate(params);
u32 dai_format;
unsigned int lrclk_ratio = 0;
#if defined(CONFIG_MXC_ASRC) || defined(CONFIG_MXC_ASRC_MODULE)
unsigned int channel = params_channels(params);
#endif
struct imx_esai *esai_mode = (struct imx_esai *)cpu_dai->private_data;
if (clk_state.lr_clk_active > 1)
return 0;
#if defined(CONFIG_MXC_ASRC) || defined(CONFIG_MXC_ASRC_MODULE)
if (asrc_esai_data.output_sample_rate >= 32000) {
unsigned int asrc_input_rate = rate;
struct mxc_runtime_data *pcm_data =
substream->runtime->private_data;
struct asrc_config config;
int retVal = 0;;
retVal = asrc_req_pair(channel, &asrc_esai_data.asrc_index);
if (retVal < 0) {
pr_err("Fail to request asrc pair\n");
return -1;
}
config.pair = asrc_esai_data.asrc_index;
config.channel_num = channel;
config.input_sample_rate = asrc_input_rate;
config.output_sample_rate = asrc_esai_data.output_sample_rate;
config.inclk = INCLK_NONE;
config.word_width = 32;
config.outclk = OUTCLK_ESAI_TX;
retVal = asrc_config_pair(&config);
if (retVal < 0) {
pr_err("Fail to config asrc\n");
asrc_release_pair(asrc_esai_data.asrc_index);
return retVal;
}
rate = asrc_esai_data.output_sample_rate;
pcm_data->asrc_index = asrc_esai_data.asrc_index;
pcm_data->asrc_enable = 1;
}
#endif
switch (rate) {
case 32000:
lrclk_ratio = 3;
break;
case 48000:
lrclk_ratio = 3;
break;
case 64000:
lrclk_ratio = 1;
break;
case 96000:
lrclk_ratio = 1;
break;
case 128000:
lrclk_ratio = 1;
break;
case 44100:
lrclk_ratio = 3;
break;
case 88200:
lrclk_ratio = 1;
break;
case 176400:
lrclk_ratio = 0;
break;
case 192000:
lrclk_ratio = 0;
break;
default:
pr_info("Rate not support.\n");
return -EINVAL;;
}
dai_format = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
esai_mode->sync_mode = 0;
esai_mode->network_mode = 1;
/* set cpu DAI configuration */
snd_soc_dai_set_fmt(cpu_dai, dai_format);
/* set i.MX active slot mask */
snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 32);
/* set the ESAI system clock as output */
snd_soc_dai_set_sysclk(cpu_dai, ESAI_CLK_EXTAL,
mclk_freq, SND_SOC_CLOCK_OUT);
/* set the ratio */
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_PSR, 1);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_PM, 0);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_TX_DIV_FP, lrclk_ratio);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_PSR, 1);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_PM, 0);
snd_soc_dai_set_clkdiv(cpu_dai, ESAI_RX_DIV_FP, lrclk_ratio);
/* set codec DAI configuration */
snd_soc_dai_set_fmt(codec_dai, dai_format);
/* set codec Master clock */
snd_soc_dai_set_sysclk(codec_dai, 0, mclk_freq, SND_SOC_CLOCK_IN);
return 0;
}
