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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>
This commit is contained in:
Kuninori Morimoto 2020-11-13 13:16:30 +09:00 committed by Mark Brown
parent 03ecea64e0
commit b5852e66b1
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
3 changed files with 27 additions and 24 deletions
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2
include/sound/soc-component.h
View File

@ -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_ack(struct snd_compr_stream *cstream, size_t bytes);
int snd_soc_component_compr_pointer(struct snd_compr_stream *cstream, int snd_soc_component_compr_pointer(struct snd_compr_stream *cstream,
struct snd_compr_tstamp *tstamp); 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_pointer(struct snd_pcm_substream *substream);
int snd_soc_pcm_component_ioctl(struct snd_pcm_substream *substream, int snd_soc_pcm_component_ioctl(struct snd_pcm_substream *substream,

24
sound/soc/soc-component.c
View File

@ -611,6 +611,30 @@ int snd_soc_component_compr_pointer(struct snd_compr_stream *cstream,
} }
EXPORT_SYMBOL_GPL(snd_soc_component_compr_pointer); 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( static unsigned int soc_component_read_no_lock(
struct snd_soc_component *component, struct snd_soc_component *component,
unsigned int reg) unsigned int reg)

25
sound/soc/soc-compress.c
View File

@ -446,29 +446,6 @@ out:
return ret; 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, static int soc_compr_set_metadata(struct snd_compr_stream *cstream,
struct snd_compr_metadata *metadata) 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) !component->driver->compress_ops->copy)
continue; continue;
compr->ops->copy = soc_compr_copy; compr->ops->copy = snd_soc_component_compr_copy;
break; break;
} }