diff options
Diffstat (limited to 'sound/soc/generic/simple-card.c')
-rw-r--r-- | sound/soc/generic/simple-card.c | 58 |
1 files changed, 1 insertions, 57 deletions
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c index bb57c482eac8..7e836473eb11 100644 --- a/sound/soc/generic/simple-card.c +++ b/sound/soc/generic/simple-card.c @@ -26,66 +26,10 @@ struct link_info { #define CELL "#sound-dai-cells" #define PREFIX "simple-audio-card," -static int simple_set_clk_rate(struct asoc_simple_dai *simple_dai, - unsigned long rate) -{ - if (!simple_dai) - return 0; - - if (!simple_dai->clk) - return 0; - - if (clk_get_rate(simple_dai->clk) == rate) - return 0; - - return clk_set_rate(simple_dai->clk, rate); -} - -static int simple_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 asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card); - struct simple_dai_props *dai_props = - simple_priv_to_props(priv, rtd->num); - unsigned int mclk, mclk_fs = 0; - int ret = 0; - - if (dai_props->mclk_fs) - mclk_fs = dai_props->mclk_fs; - - if (mclk_fs) { - mclk = params_rate(params) * mclk_fs; - - ret = simple_set_clk_rate(dai_props->codec_dai, mclk); - if (ret < 0) - return ret; - - ret = simple_set_clk_rate(dai_props->cpu_dai, mclk); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, - SND_SOC_CLOCK_IN); - if (ret && ret != -ENOTSUPP) - goto err; - - ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, - SND_SOC_CLOCK_OUT); - if (ret && ret != -ENOTSUPP) - goto err; - } - return 0; -err: - return ret; -} - static const struct snd_soc_ops simple_ops = { .startup = asoc_simple_startup, .shutdown = asoc_simple_shutdown, - .hw_params = simple_hw_params, + .hw_params = asoc_simple_hw_params, }; static int simple_dai_init(struct snd_soc_pcm_runtime *rtd) |