diff options
author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2020-11-13 13:16:30 +0900 |
---|---|---|
committer | Mark Brown <broonie@kernel.org> | 2020-11-18 18:00:15 +0000 |
commit | b5852e66b115172dc3a88cb476b99c21ac6ffed8 (patch) | |
tree | 3048cc24ebdf1a37beb122c4a46c23a629f27379 | |
parent | 03ecea64e0ae26d7a8b53bce05a39b78022e1312 (diff) | |
download | linux-b5852e66b115172dc3a88cb476b99c21ac6ffed8.tar.bz2 |
ASoC: soc-component: add snd_soc_component_compr_copy()
component related function should be implemented at
soc-component.c.
This patch adds snd_soc_component_compr_copy().
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/87361d7v5z.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r-- | include/sound/soc-component.h | 2 | ||||
-rw-r--r-- | sound/soc/soc-component.c | 24 | ||||
-rw-r--r-- | sound/soc/soc-compress.c | 25 |
3 files changed, 27 insertions, 24 deletions
diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h index d4e396cc75c2..535f22502e1e 100644 --- a/include/sound/soc-component.h +++ b/include/sound/soc-component.h @@ -460,6 +460,8 @@ int snd_soc_component_compr_get_codec_caps(struct snd_compr_stream *cstream, int snd_soc_component_compr_ack(struct snd_compr_stream *cstream, size_t bytes); int snd_soc_component_compr_pointer(struct snd_compr_stream *cstream, struct snd_compr_tstamp *tstamp); +int snd_soc_component_compr_copy(struct snd_compr_stream *cstream, + char __user *buf, size_t count); int snd_soc_pcm_component_pointer(struct snd_pcm_substream *substream); int snd_soc_pcm_component_ioctl(struct snd_pcm_substream *substream, diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c index 3ff2f227b99e..77fcb6fc42fb 100644 --- a/sound/soc/soc-component.c +++ b/sound/soc/soc-component.c @@ -611,6 +611,30 @@ int snd_soc_component_compr_pointer(struct snd_compr_stream *cstream, } EXPORT_SYMBOL_GPL(snd_soc_component_compr_pointer); +int snd_soc_component_compr_copy(struct snd_compr_stream *cstream, + char __user *buf, size_t count) +{ + struct snd_soc_pcm_runtime *rtd = cstream->private_data; + struct snd_soc_component *component; + int i, ret = 0; + + mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); + + for_each_rtd_components(rtd, i, component) { + if (component->driver->compress_ops && + component->driver->compress_ops->copy) { + ret = component->driver->compress_ops->copy( + component, cstream, buf, count); + break; + } + } + + mutex_unlock(&rtd->card->pcm_mutex); + + return soc_component_ret(component, ret); +} +EXPORT_SYMBOL_GPL(snd_soc_component_compr_copy); + static unsigned int soc_component_read_no_lock( struct snd_soc_component *component, unsigned int reg) diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index eb5cb2f1823e..4a202478a8d6 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -446,29 +446,6 @@ out: return ret; } -static int soc_compr_copy(struct snd_compr_stream *cstream, - char __user *buf, size_t count) -{ - struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i, ret = 0; - - mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); - - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->copy) - continue; - - ret = component->driver->compress_ops->copy( - component, cstream, buf, count); - break; - } - - mutex_unlock(&rtd->card->pcm_mutex); - return ret; -} - static int soc_compr_set_metadata(struct snd_compr_stream *cstream, struct snd_compr_metadata *metadata) { @@ -649,7 +626,7 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) !component->driver->compress_ops->copy) continue; - compr->ops->copy = soc_compr_copy; + compr->ops->copy = snd_soc_component_compr_copy; break; } |