int adau17x1_add_widgets(struct snd_soc_component *component)
{
struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
struct adau *adau = snd_soc_component_get_drvdata(component);
int ret;
ret = snd_soc_add_component_controls(component, adau17x1_controls,
ARRAY_SIZE(adau17x1_controls));
if (ret)
return ret;
ret = snd_soc_dapm_new_controls(dapm, adau17x1_dapm_widgets,
ARRAY_SIZE(adau17x1_dapm_widgets));
if (ret)
return ret;
if (adau17x1_has_dsp(adau)) {
ret = snd_soc_dapm_new_controls(dapm, adau17x1_dsp_dapm_widgets,
ARRAY_SIZE(adau17x1_dsp_dapm_widgets));
if (ret)
return ret;
if (!adau->sigmadsp)
return 0;
ret = sigmadsp_attach(adau->sigmadsp, component);
if (ret) {
dev_err(component->dev, "Failed to attach firmware: %d\n",
ret);
return ret;
}
}
return 0;
}
int adau17x1_add_routes(struct snd_soc_codec *codec)
{
struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
struct adau *adau = snd_soc_codec_get_drvdata(codec);
int ret;
ret = snd_soc_dapm_add_routes(dapm, adau17x1_dapm_routes,
ARRAY_SIZE(adau17x1_dapm_routes));
if (ret)
return ret;
if (adau17x1_has_dsp(adau)) {
ret = snd_soc_dapm_add_routes(dapm, adau17x1_dsp_dapm_routes,
ARRAY_SIZE(adau17x1_dsp_dapm_routes));
} else {
ret = snd_soc_dapm_add_routes(dapm, adau17x1_no_dsp_dapm_routes,
ARRAY_SIZE(adau17x1_no_dsp_dapm_routes));
}
return ret;
}
int adau17x1_add_routes(struct snd_soc_component *component)
{
struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
struct adau *adau = snd_soc_component_get_drvdata(component);
int ret;
ret = snd_soc_dapm_add_routes(dapm, adau17x1_dapm_routes,
ARRAY_SIZE(adau17x1_dapm_routes));
if (ret)
return ret;
if (adau17x1_has_dsp(adau)) {
ret = snd_soc_dapm_add_routes(dapm, adau17x1_dsp_dapm_routes,
ARRAY_SIZE(adau17x1_dsp_dapm_routes));
} else {
ret = snd_soc_dapm_add_routes(dapm, adau17x1_no_dsp_dapm_routes,
ARRAY_SIZE(adau17x1_no_dsp_dapm_routes));
}
if (adau->clk_src != ADAU17X1_CLK_SRC_MCLK)
snd_soc_dapm_add_routes(dapm, &adau17x1_dapm_pll_route, 1);
return ret;
}
static int adau17x1_set_dai_tdm_slot(struct snd_soc_dai *dai,
unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
{
struct adau *adau = snd_soc_component_get_drvdata(dai->component);
unsigned int ser_ctrl0, ser_ctrl1;
unsigned int conv_ctrl0, conv_ctrl1;
/* I2S mode */
if (slots == 0) {
slots = 2;
rx_mask = 3;
tx_mask = 3;
slot_width = 32;
}
switch (slots) {
case 2:
ser_ctrl0 = ADAU17X1_SERIAL_PORT0_STEREO;
break;
case 4:
ser_ctrl0 = ADAU17X1_SERIAL_PORT0_TDM4;
break;
case 8:
if (adau->type == ADAU1361)
return -EINVAL;
ser_ctrl0 = ADAU17X1_SERIAL_PORT0_TDM8;
break;
default:
return -EINVAL;
}
switch (slot_width * slots) {
case 32:
if (adau->type == ADAU1761)
return -EINVAL;
ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK32;
break;
case 64:
ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK64;
break;
case 48:
ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK48;
break;
case 128:
ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK128;
break;
case 256:
if (adau->type == ADAU1361)
return -EINVAL;
ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK256;
break;
default:
return -EINVAL;
}
switch (rx_mask) {
case 0x03:
conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(1);
adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 0;
break;
case 0x0c:
conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(2);
adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 1;
break;
case 0x30:
conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(3);
adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 2;
break;
case 0xc0:
conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(4);
adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 3;
break;
default:
return -EINVAL;
}
switch (tx_mask) {
case 0x03:
conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(1);
adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 0;
break;
case 0x0c:
conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(2);
adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 1;
break;
case 0x30:
conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(3);
adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 2;
break;
case 0xc0:
conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(4);
adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 3;
break;
default:
return -EINVAL;
}
regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
ADAU17X1_CONVERTER0_DAC_PAIR_MASK, conv_ctrl0);
regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER1,
ADAU17X1_CONVERTER1_ADC_PAIR_MASK, conv_ctrl1);
regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT0,
ADAU17X1_SERIAL_PORT0_TDM_MASK, ser_ctrl0);
regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT1,
ADAU17X1_SERIAL_PORT1_BCLK_MASK, ser_ctrl1);
if (!adau17x1_has_dsp(adau))
return 0;
if (adau->dsp_bypass[SNDRV_PCM_STREAM_PLAYBACK]) {
regmap_write(adau->regmap, ADAU17X1_SERIAL_INPUT_ROUTE,
(adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] * 2) + 1);
}
if (adau->dsp_bypass[SNDRV_PCM_STREAM_CAPTURE]) {
regmap_write(adau->regmap, ADAU17X1_SERIAL_OUTPUT_ROUTE,
(adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] * 2) + 1);
}
return 0;
}
static int adau17x1_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 adau *adau = snd_soc_component_get_drvdata(component);
unsigned int val, div, dsp_div;
unsigned int freq;
int ret;
switch (adau->clk_src) {
case ADAU17X1_CLK_SRC_PLL_AUTO:
ret = adau17x1_auto_pll(dai, params);
if (ret)
return ret;
/* Fall-through */
case ADAU17X1_CLK_SRC_PLL:
freq = adau->pll_freq;
break;
default:
freq = adau->sysclk;
break;
}
if (freq % params_rate(params) != 0)
return -EINVAL;
switch (freq / params_rate(params)) {
case 1024: /* fs */
div = 0;
dsp_div = 1;
break;
case 6144: /* fs / 6 */
div = 1;
dsp_div = 6;
break;
case 4096: /* fs / 4 */
div = 2;
dsp_div = 5;
break;
case 3072: /* fs / 3 */
div = 3;
dsp_div = 4;
break;
case 2048: /* fs / 2 */
div = 4;
dsp_div = 3;
break;
case 1536: /* fs / 1.5 */
div = 5;
dsp_div = 2;
break;
case 512: /* fs / 0.5 */
div = 6;
dsp_div = 0;
break;
default:
return -EINVAL;
}
regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
ADAU17X1_CONVERTER0_CONVSR_MASK, div);
if (adau17x1_has_dsp(adau)) {
regmap_write(adau->regmap, ADAU17X1_SERIAL_SAMPLING_RATE, div);
regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, dsp_div);
}
if (adau->sigmadsp) {
ret = adau17x1_setup_firmware(component, params_rate(params));
if (ret < 0)
return ret;
}
if (adau->dai_fmt != SND_SOC_DAIFMT_RIGHT_J)
return 0;
switch (params_width(params)) {
case 16:
val = ADAU17X1_SERIAL_PORT1_DELAY16;
break;
case 24:
val = ADAU17X1_SERIAL_PORT1_DELAY8;
break;
case 32:
val = ADAU17X1_SERIAL_PORT1_DELAY0;
break;
default:
return -EINVAL;
}
return regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT1,
ADAU17X1_SERIAL_PORT1_DELAY_MASK, val);
}
