diff options
Diffstat (limited to 'sound/soc/qcom/sdm845.c')
-rw-r--r-- | sound/soc/qcom/sdm845.c | 186 |
1 files changed, 178 insertions, 8 deletions
diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c index 9effbecc571f..1db8ef668223 100644 --- a/sound/soc/qcom/sdm845.c +++ b/sound/soc/qcom/sdm845.c @@ -6,18 +6,31 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/of_device.h> +#include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> +#include <sound/jack.h> +#include <sound/soc.h> +#include <uapi/linux/input-event-codes.h> #include "common.h" #include "qdsp6/q6afe.h" +#include "../codecs/rt5663.h" #define DEFAULT_SAMPLE_RATE_48K 48000 #define DEFAULT_MCLK_RATE 24576000 -#define DEFAULT_BCLK_RATE 12288000 +#define TDM_BCLK_RATE 6144000 +#define MI2S_BCLK_RATE 1536000 +#define LEFT_SPK_TDM_TX_MASK 0x30 +#define RIGHT_SPK_TDM_TX_MASK 0xC0 +#define SPK_TDM_RX_MASK 0x03 +#define NUM_TDM_SLOTS 8 struct sdm845_snd_data { + struct snd_soc_jack jack; + bool jack_setup; struct snd_soc_card *card; uint32_t pri_mi2s_clk_count; + uint32_t sec_mi2s_clk_count; uint32_t quat_tdm_clk_count; }; @@ -28,12 +41,12 @@ static int sdm845_tdm_snd_hw_params(struct snd_pcm_substream *substream, { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - int ret = 0; + int ret = 0, j; int channels, slot_width; switch (params_format(params)) { case SNDRV_PCM_FORMAT_S16_LE: - slot_width = 32; + slot_width = 16; break; default: dev_err(rtd->dev, "%s: invalid param format 0x%x\n", @@ -75,6 +88,35 @@ static int sdm845_tdm_snd_hw_params(struct snd_pcm_substream *substream, goto end; } } + + for (j = 0; j < rtd->num_codecs; j++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[j]; + + if (!strcmp(codec_dai->component->name_prefix, "Left")) { + ret = snd_soc_dai_set_tdm_slot( + codec_dai, LEFT_SPK_TDM_TX_MASK, + SPK_TDM_RX_MASK, NUM_TDM_SLOTS, + slot_width); + if (ret < 0) { + dev_err(rtd->dev, + "DEV0 TDM slot err:%d\n", ret); + return ret; + } + } + + if (!strcmp(codec_dai->component->name_prefix, "Right")) { + ret = snd_soc_dai_set_tdm_slot( + codec_dai, RIGHT_SPK_TDM_TX_MASK, + SPK_TDM_RX_MASK, NUM_TDM_SLOTS, + slot_width); + if (ret < 0) { + dev_err(rtd->dev, + "DEV1 TDM slot err:%d\n", ret); + return ret; + } + } + } + end: return ret; } @@ -84,9 +126,27 @@ static int sdm845_snd_hw_params(struct snd_pcm_substream *substream, { 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 = 0; switch (cpu_dai->id) { + case PRIMARY_MI2S_RX: + case PRIMARY_MI2S_TX: + /* + * Use ASRC for internal clocks, as PLL rate isn't multiple + * of BCLK. + */ + rt5663_sel_asrc_clk_src( + codec_dai->component, + RT5663_DA_STEREO_FILTER | RT5663_AD_STEREO_FILTER, + RT5663_CLK_SEL_I2S1_ASRC); + ret = snd_soc_dai_set_sysclk( + codec_dai, RT5663_SCLK_S_MCLK, DEFAULT_MCLK_RATE, + SND_SOC_CLOCK_IN); + if (ret < 0) + dev_err(rtd->dev, + "snd_soc_dai_set_sysclk err = %d\n", ret); + break; case QUATERNARY_TDM_RX_0: case QUATERNARY_TDM_TX_0: ret = sdm845_tdm_snd_hw_params(substream, params); @@ -98,24 +158,87 @@ static int sdm845_snd_hw_params(struct snd_pcm_substream *substream, return ret; } +static int sdm845_dai_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_component *component; + struct snd_soc_dai_link *dai_link = rtd->dai_link; + struct snd_soc_card *card = rtd->card; + struct sdm845_snd_data *pdata = snd_soc_card_get_drvdata(card); + int i, rval; + + if (!pdata->jack_setup) { + struct snd_jack *jack; + + rval = snd_soc_card_jack_new(card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3, + &pdata->jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headphone Jack\n"); + return rval; + } + + jack = pdata->jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + pdata->jack_setup = true; + } + + for (i = 0 ; i < dai_link->num_codecs; i++) { + struct snd_soc_dai *dai = rtd->codec_dais[i]; + + component = dai->component; + rval = snd_soc_component_set_jack( + component, &pdata->jack, NULL); + if (rval != 0 && rval != -ENOTSUPP) { + dev_warn(card->dev, "Failed to set jack: %d\n", rval); + return rval; + } + } + + return 0; +} + + static int sdm845_snd_startup(struct snd_pcm_substream *substream) { unsigned int fmt = SND_SOC_DAIFMT_CBS_CFS; + unsigned int codec_dai_fmt = SND_SOC_DAIFMT_CBS_CFS; struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_card *card = rtd->card; struct sdm845_snd_data *data = snd_soc_card_get_drvdata(card); struct snd_soc_dai *cpu_dai = rtd->cpu_dai; + struct snd_soc_dai *codec_dai = rtd->codec_dai; + int j; + int ret; switch (cpu_dai->id) { case PRIMARY_MI2S_RX: case PRIMARY_MI2S_TX: + codec_dai_fmt |= SND_SOC_DAIFMT_NB_NF; if (++(data->pri_mi2s_clk_count) == 1) { snd_soc_dai_set_sysclk(cpu_dai, Q6AFE_LPASS_CLK_ID_MCLK_1, DEFAULT_MCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK); snd_soc_dai_set_sysclk(cpu_dai, Q6AFE_LPASS_CLK_ID_PRI_MI2S_IBIT, - DEFAULT_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK); + MI2S_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK); + } + snd_soc_dai_set_fmt(cpu_dai, fmt); + snd_soc_dai_set_fmt(codec_dai, codec_dai_fmt); + break; + + case SECONDARY_MI2S_TX: + if (++(data->sec_mi2s_clk_count) == 1) { + snd_soc_dai_set_sysclk(cpu_dai, + Q6AFE_LPASS_CLK_ID_SEC_MI2S_IBIT, + MI2S_BCLK_RATE, SNDRV_PCM_STREAM_CAPTURE); } snd_soc_dai_set_fmt(cpu_dai, fmt); break; @@ -125,7 +248,35 @@ static int sdm845_snd_startup(struct snd_pcm_substream *substream) if (++(data->quat_tdm_clk_count) == 1) { snd_soc_dai_set_sysclk(cpu_dai, Q6AFE_LPASS_CLK_ID_QUAD_TDM_IBIT, - DEFAULT_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK); + TDM_BCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK); + } + + codec_dai_fmt |= SND_SOC_DAIFMT_IB_NF | SND_SOC_DAIFMT_DSP_B; + + for (j = 0; j < rtd->num_codecs; j++) { + codec_dai = rtd->codec_dais[j]; + + if (!strcmp(codec_dai->component->name_prefix, + "Left")) { + ret = snd_soc_dai_set_fmt( + codec_dai, codec_dai_fmt); + if (ret < 0) { + dev_err(rtd->dev, + "Left TDM fmt err:%d\n", ret); + return ret; + } + } + + if (!strcmp(codec_dai->component->name_prefix, + "Right")) { + ret = snd_soc_dai_set_fmt( + codec_dai, codec_dai_fmt); + if (ret < 0) { + dev_err(rtd->dev, + "Right TDM slot err:%d\n", ret); + return ret; + } + } } break; @@ -156,6 +307,14 @@ static void sdm845_snd_shutdown(struct snd_pcm_substream *substream) }; break; + case SECONDARY_MI2S_TX: + if (--(data->sec_mi2s_clk_count) == 0) { + snd_soc_dai_set_sysclk(cpu_dai, + Q6AFE_LPASS_CLK_ID_SEC_MI2S_IBIT, + 0, SNDRV_PCM_STREAM_CAPTURE); + } + break; + case QUATERNARY_TDM_RX_0: case QUATERNARY_TDM_TX_0: if (--(data->quat_tdm_clk_count) == 0) { @@ -171,7 +330,7 @@ static void sdm845_snd_shutdown(struct snd_pcm_substream *substream) } } -static struct snd_soc_ops sdm845_be_ops = { +static const struct snd_soc_ops sdm845_be_ops = { .hw_params = sdm845_snd_hw_params, .startup = sdm845_snd_startup, .shutdown = sdm845_snd_shutdown, @@ -193,7 +352,15 @@ static int sdm845_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, return 0; } -static void sdm845_add_be_ops(struct snd_soc_card *card) +static const struct snd_soc_dapm_widget sdm845_snd_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), + SND_SOC_DAPM_SPK("Left Spk", NULL), + SND_SOC_DAPM_SPK("Right Spk", NULL), + SND_SOC_DAPM_MIC("Int Mic", NULL), +}; + +static void sdm845_add_ops(struct snd_soc_card *card) { struct snd_soc_dai_link *link; int i; @@ -203,6 +370,7 @@ static void sdm845_add_be_ops(struct snd_soc_card *card) link->ops = &sdm845_be_ops; link->be_hw_params_fixup = sdm845_be_hw_params_fixup; } + link->init = sdm845_dai_init; } } @@ -224,6 +392,8 @@ static int sdm845_snd_platform_probe(struct platform_device *pdev) goto data_alloc_fail; } + card->dapm_widgets = sdm845_snd_widgets; + card->num_dapm_widgets = ARRAY_SIZE(sdm845_snd_widgets); card->dev = dev; dev_set_drvdata(dev, card); ret = qcom_snd_parse_of(card); @@ -235,7 +405,7 @@ static int sdm845_snd_platform_probe(struct platform_device *pdev) data->card = card; snd_soc_card_set_drvdata(card, data); - sdm845_add_be_ops(card); + sdm845_add_ops(card); ret = snd_soc_register_card(card); if (ret) { dev_err(dev, "Sound card registration failed\n"); |