diff options
Diffstat (limited to 'sound/soc/soc-pcm.c')
| -rw-r--r-- | sound/soc/soc-pcm.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 591f0f3..11a90cd 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -19,6 +19,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/delay.h> +#include <linux/pinctrl/consumer.h> #include <linux/pm_runtime.h> #include <linux/slab.h> #include <linux/workqueue.h> @@ -147,12 +148,12 @@ static void soc_pcm_apply_msb(struct snd_pcm_substream *substream, } } -static void soc_pcm_init_runtime_hw(struct snd_pcm_hardware *hw, +static void soc_pcm_init_runtime_hw(struct snd_pcm_runtime *runtime, struct snd_soc_pcm_stream *codec_stream, struct snd_soc_pcm_stream *cpu_stream) { - hw->rate_min = max(codec_stream->rate_min, cpu_stream->rate_min); - hw->rate_max = max(codec_stream->rate_max, cpu_stream->rate_max); + struct snd_pcm_hardware *hw = &runtime->hw; + hw->channels_min = max(codec_stream->channels_min, cpu_stream->channels_min); hw->channels_max = min(codec_stream->channels_max, @@ -165,6 +166,13 @@ static void soc_pcm_init_runtime_hw(struct snd_pcm_hardware *hw, if (cpu_stream->rates & (SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_CONTINUOUS)) hw->rates |= codec_stream->rates; + + snd_pcm_limit_hw_rates(runtime); + + hw->rate_min = max(hw->rate_min, cpu_stream->rate_min); + hw->rate_min = max(hw->rate_min, codec_stream->rate_min); + hw->rate_max = min_not_zero(hw->rate_max, cpu_stream->rate_max); + hw->rate_max = min_not_zero(hw->rate_max, codec_stream->rate_max); } /* @@ -183,6 +191,8 @@ static int soc_pcm_open(struct snd_pcm_substream *substream) struct snd_soc_dai_driver *codec_dai_drv = codec_dai->driver; int ret = 0; + pinctrl_pm_select_default_state(cpu_dai->dev); + pinctrl_pm_select_default_state(codec_dai->dev); pm_runtime_get_sync(cpu_dai->dev); pm_runtime_get_sync(codec_dai->dev); pm_runtime_get_sync(platform->dev); @@ -232,15 +242,14 @@ static int soc_pcm_open(struct snd_pcm_substream *substream) /* Check that the codec and cpu DAIs are compatible */ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - soc_pcm_init_runtime_hw(&runtime->hw, &codec_dai_drv->playback, + soc_pcm_init_runtime_hw(runtime, &codec_dai_drv->playback, &cpu_dai_drv->playback); } else { - soc_pcm_init_runtime_hw(&runtime->hw, &codec_dai_drv->capture, + soc_pcm_init_runtime_hw(runtime, &codec_dai_drv->capture, &cpu_dai_drv->capture); } ret = -EINVAL; - snd_pcm_limit_hw_rates(runtime); if (!runtime->hw.rates) { printk(KERN_ERR "ASoC: %s <-> %s No matching rates\n", codec_dai->name, cpu_dai->name); @@ -317,6 +326,10 @@ out: pm_runtime_put(platform->dev); pm_runtime_put(codec_dai->dev); pm_runtime_put(cpu_dai->dev); + if (!codec_dai->active) + pinctrl_pm_select_sleep_state(codec_dai->dev); + if (!cpu_dai->active) + pinctrl_pm_select_sleep_state(cpu_dai->dev); return ret; } @@ -426,6 +439,10 @@ static int soc_pcm_close(struct snd_pcm_substream *substream) pm_runtime_put(platform->dev); pm_runtime_put(codec_dai->dev); pm_runtime_put(cpu_dai->dev); + if (!codec_dai->active) + pinctrl_pm_select_sleep_state(codec_dai->dev); + if (!cpu_dai->active) + pinctrl_pm_select_sleep_state(cpu_dai->dev); return 0; } |
