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ASoC: amd: acp: Refactor i2s clocks programming sequence 

Refactor i2s clock values based on hw_params and use srate and
bclk_ratio variables in clock enable API instead hard-code values.

Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@amd.com>
Link: https://lore.kernel.org/r/20230109132104.1259479-4-venkataprasad.potturu@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Venkata Prasad Potturu 2023-01-09 18:51:02 +05:30 коммит произвёл Mark Brown
Родитель af830fc44a
Коммит ca9d237994
Не найден ключ, соответствующий данной подписи
Идентификатор ключа GPG: 24D68B725D5487D0
1 изменённых файлов: 94 добавлений и 75 удалений
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169
sound/soc/amd/acp/acp-mach-common.c
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@ -54,10 +54,11 @@ static const struct snd_pcm_hw_constraint_list constraints_channels = {
.mask = 0,
};
static int acp_clk_enable(struct acp_card_drvdata *drvdata)
static int acp_clk_enable(struct acp_card_drvdata *drvdata,
unsigned int srate, unsigned int bclk_ratio)
{
clk_set_rate(drvdata->wclk, 48000);
clk_set_rate(drvdata->bclk, 48000 * 64);
clk_set_rate(drvdata->wclk, srate);
clk_set_rate(drvdata->bclk, srate * bclk_ratio);
return clk_prepare_enable(drvdata->wclk);
}
@ -86,27 +87,6 @@ static int acp_card_rt5682_init(struct snd_soc_pcm_runtime *rtd)
if (drvdata->hs_codec_id != RT5682)
return -EINVAL;
ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL2, RT5682_PLL2_S_MCLK,
PCO_PLAT_CLK, RT5682_PLL_FREQ);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set codec PLL: %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL2,
RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set codec SYSCLK: %d\n", ret);
return ret;
}
/* Set tdm/i2s1 master bclk ratio */
ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set rt5682 tdm bclk ratio: %d\n", ret);
return ret;
}
drvdata->wclk = clk_get(component->dev, "rt5682-dai-wclk");
drvdata->bclk = clk_get(component->dev, "rt5682-dai-bclk");
@ -161,16 +141,6 @@ static int acp_card_hs_startup(struct snd_pcm_substream *substream)
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
&constraints_rates);
if (strcmp(codec_dai->name, "rt5682s-aif1") && strcmp(codec_dai->name, "rt5682s-aif2")) {
if (!drvdata->soc_mclk) {
ret = acp_clk_enable(drvdata);
if (ret < 0) {
dev_err(rtd->card->dev, "Failed to enable HS clk: %d\n", ret);
return ret;
}
}
}
return ret;
}
@ -193,7 +163,11 @@ static int acp_card_rt5682_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
int ret;
unsigned int fmt;
unsigned int fmt, srate, ch, format;
srate = params_rate(params);
ch = params_channels(params);
format = 8 * params_format(params);
if (drvdata->soc_mclk)
fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC;
@ -212,6 +186,35 @@ static int acp_card_rt5682_hw_params(struct snd_pcm_substream *substream,
return ret;
}
ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL2, RT5682_PLL2_S_MCLK,
PCO_PLAT_CLK, RT5682_PLL_FREQ);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set codec PLL: %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL2,
RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set codec SYSCLK: %d\n", ret);
return ret;
}
/* Set tdm/i2s1 master bclk ratio */
ret = snd_soc_dai_set_bclk_ratio(codec_dai, ch * format);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set rt5682 tdm bclk ratio: %d\n", ret);
return ret;
}
if (!drvdata->soc_mclk) {
ret = acp_clk_enable(drvdata, srate, ch * format);
if (ret < 0) {
dev_err(rtd->card->dev, "Failed to enable HS clk: %d\n", ret);
return ret;
}
}
return 0;
}
@ -244,27 +247,6 @@ static int acp_card_rt5682s_init(struct snd_soc_pcm_runtime *rtd)
if (drvdata->hs_codec_id != RT5682S)
return -EINVAL;
ret = snd_soc_dai_set_pll(codec_dai, RT5682S_PLL2, RT5682S_PLL_S_MCLK,
PCO_PLAT_CLK, RT5682_PLL_FREQ);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set codec PLL: %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, RT5682S_SCLK_S_PLL2,
RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set codec SYSCLK: %d\n", ret);
return ret;
}
/* Set tdm/i2s1 master bclk ratio */
ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set rt5682 tdm bclk ratio: %d\n", ret);
return ret;
}
if (!drvdata->soc_mclk) {
drvdata->wclk = clk_get(component->dev, "rt5682-dai-wclk");
drvdata->bclk = clk_get(component->dev, "rt5682-dai-bclk");
@ -303,7 +285,11 @@ static int acp_card_rt5682s_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
int ret;
unsigned int fmt;
unsigned int fmt, srate, ch, format;
srate = params_rate(params);
ch = params_channels(params);
format = 8 * params_format(params);
if (drvdata->soc_mclk)
fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC;
@ -322,6 +308,30 @@ static int acp_card_rt5682s_hw_params(struct snd_pcm_substream *substream,
return ret;
}
ret = snd_soc_dai_set_pll(codec_dai, RT5682S_PLL2, RT5682S_PLL_S_MCLK,
PCO_PLAT_CLK, RT5682_PLL_FREQ);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set codec PLL: %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, RT5682S_SCLK_S_PLL2,
RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set codec SYSCLK: %d\n", ret);
return ret;
}
/* Set tdm/i2s1 master bclk ratio */
ret = snd_soc_dai_set_bclk_ratio(codec_dai, ch * format);
if (ret < 0) {
dev_err(rtd->dev, "Failed to set rt5682 tdm bclk ratio: %d\n", ret);
return ret;
}
clk_set_rate(drvdata->wclk, srate);
clk_set_rate(drvdata->bclk, srate * ch * format);
return 0;
}
@ -397,10 +407,12 @@ static int acp_card_rt1019_hw_params(struct snd_pcm_substream *substream,
struct acp_card_drvdata *drvdata = card->drvdata;
struct snd_soc_dai *codec_dai;
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
int srate, i, ret = 0;
unsigned int fmt;
int i, ret = 0;
unsigned int fmt, srate, ch, format;
srate = params_rate(params);
ch = params_channels(params);
format = 8 * params_format(params);
if (drvdata->amp_codec_id != RT1019)
return -EINVAL;
@ -421,7 +433,7 @@ static int acp_card_rt1019_hw_params(struct snd_pcm_substream *substream,
continue;
ret = snd_soc_dai_set_pll(codec_dai, 0, RT1019_PLL_S_BCLK,
64 * srate, 256 * srate);
ch * format * srate, 256 * srate);
if (ret < 0)
return ret;
@ -431,16 +443,20 @@ static int acp_card_rt1019_hw_params(struct snd_pcm_substream *substream,
return ret;
}
if (!drvdata->soc_mclk) {
ret = acp_clk_enable(drvdata, srate, ch * format);
if (ret < 0) {
dev_err(rtd->card->dev, "Failed to enable AMP clk: %d\n", ret);
return ret;
}
}
return 0;
}
static int acp_card_amp_startup(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_soc_card *card = rtd->card;
struct acp_card_drvdata *drvdata = card->drvdata;
int ret = 0;
runtime->hw.channels_max = DUAL_CHANNEL;
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
@ -448,14 +464,7 @@ static int acp_card_amp_startup(struct snd_pcm_substream *substream)
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
&constraints_rates);
if (!drvdata->soc_mclk) {
ret = acp_clk_enable(drvdata);
if (ret < 0) {
dev_err(rtd->card->dev, "Failed to enable AMP clk: %d\n", ret);
return ret;
}
}
return ret;
return 0;
}
static const struct snd_soc_ops acp_card_rt1019_ops = {
@ -491,9 +500,13 @@ static int acp_card_maxim_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_card *card = rtd->card;
struct acp_card_drvdata *drvdata = card->drvdata;
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
unsigned int fmt;
unsigned int fmt, srate, ch, format;
int ret;
srate = params_rate(params);
ch = params_channels(params);
format = 8 * params_format(params);
if (drvdata->soc_mclk)
fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC;
else
@ -504,6 +517,14 @@ static int acp_card_maxim_hw_params(struct snd_pcm_substream *substream,
dev_err(rtd->dev, "Failed to set dai fmt: %d\n", ret);
return ret;
}
if (!drvdata->soc_mclk) {
ret = acp_clk_enable(drvdata, srate, ch * format);
if (ret < 0) {
dev_err(rtd->card->dev, "Failed to enable AMP clk: %d\n", ret);
return ret;
}
}
return 0;
}
@ -692,8 +713,6 @@ static int acp_rtk_set_bias_level(struct snd_soc_card *card,
switch (level) {
case SND_SOC_BIAS_STANDBY:
if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_OFF) {
clk_set_rate(drvdata->wclk, 48000);
clk_set_rate(drvdata->bclk, 48000 * 64);
/* Increase bclk's enable_count */
ret = clk_prepare_enable(drvdata->bclk);