diff options
Diffstat (limited to 'sound/soc/amd/acp-da7219-max98357a.c')
| -rw-r--r-- | sound/soc/amd/acp-da7219-max98357a.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sound/soc/amd/acp-da7219-max98357a.c b/sound/soc/amd/acp-da7219-max98357a.c index d07c2a1d5d9e..99c6b5ce5c6c 100644 --- a/sound/soc/amd/acp-da7219-max98357a.c +++ b/sound/soc/amd/acp-da7219-max98357a.c @@ -29,6 +29,7 @@ #include <sound/pcm_params.h> #include <sound/soc-dapm.h> #include <sound/jack.h> +#include <linux/clk.h> #include <linux/gpio.h> #include <linux/module.h> #include <linux/i2c.h> @@ -42,11 +43,13 @@ #define DUAL_CHANNEL 2 static struct snd_soc_jack cz_jack; +struct clk *da7219_dai_clk; static int cz_da7219_init(struct snd_soc_pcm_runtime *rtd) { int ret; struct snd_soc_card *card = rtd->card; + struct snd_soc_codec *codec = rtd->codec; struct snd_soc_dai *codec_dai = rtd->codec_dai; struct snd_soc_component *component = codec_dai->component; @@ -66,6 +69,8 @@ static int cz_da7219_init(struct snd_soc_pcm_runtime *rtd) return ret; } + da7219_dai_clk = clk_get(codec->dev, "da7219-dai-clks"); + ret = snd_soc_card_jack_new(card, "Headset Jack", SND_JACK_HEADPHONE | SND_JACK_MICROPHONE | SND_JACK_BTN_0 | SND_JACK_BTN_1 | @@ -81,6 +86,28 @@ static int cz_da7219_init(struct snd_soc_pcm_runtime *rtd) return 0; } +static int cz_da7219_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + int ret = 0; + struct snd_soc_pcm_runtime *rtd = substream->private_data; + + ret = clk_prepare_enable(da7219_dai_clk); + if (ret < 0) { + dev_err(rtd->dev, "can't enable master clock %d\n", ret); + return ret; + } + + return ret; +} + +static int cz_da7219_hw_free(struct snd_pcm_substream *substream) +{ + clk_disable_unprepare(da7219_dai_clk); + + return 0; +} + static const unsigned int channels[] = { DUAL_CHANNEL, }; @@ -119,9 +146,21 @@ static int cz_fe_startup(struct snd_pcm_substream *substream) } static struct snd_soc_ops cz_da7219_cap_ops = { + .hw_params = cz_da7219_hw_params, + .hw_free = cz_da7219_hw_free, .startup = cz_fe_startup, }; +static struct snd_soc_ops cz_max_play_ops = { + .hw_params = cz_da7219_hw_params, + .hw_free = cz_da7219_hw_free, +}; + +static struct snd_soc_ops cz_dmic_cap_ops = { + .hw_params = cz_da7219_hw_params, + .hw_free = cz_da7219_hw_free, +}; + static struct snd_soc_dai_link cz_dai_7219_98357[] = { { .name = "amd-da7219-play-cap", @@ -147,6 +186,7 @@ static struct snd_soc_dai_link cz_dai_7219_98357[] = { .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM, .dpcm_playback = 1, + .ops = &cz_max_play_ops, }, { .name = "dmic", @@ -158,6 +198,7 @@ static struct snd_soc_dai_link cz_dai_7219_98357[] = { .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM, .dpcm_capture = 1, + .ops = &cz_dmic_cap_ops, }, }; |