A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 19:21:31 -04:00
Code Issues Projects Releases Packages Wiki Activity

ALSA: pcm: Call directly the common read/write helpers

Browse source 
Make snd_pcm_lib_read() and *_write() static inline functions that
call the common helper functions directly.  This reduces a slight
amount of codes, and at the same time, it's a preparation for the
further cleanups / fixes.

Reviewed-by: Takashi Sakamoto <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>
This commit is contained in:
Takashi Iwai 2017-05-21 09:35:21 +02:00
commit c48f12ee0a
2 changed files with 89 additions and 110 deletions
Download patch file Download diff file Expand all files Collapse all files

43
include/sound/pcm.h
View file

@ -1072,15 +1072,40 @@ void snd_pcm_set_sync(struct snd_pcm_substream *substream);
int snd_pcm_lib_ioctl(struct snd_pcm_substream *substream,
unsigned int cmd, void *arg);
void snd_pcm_period_elapsed(struct snd_pcm_substream *substream);
snd_pcm_sframes_t snd_pcm_lib_write(struct snd_pcm_substream *substream,
const void __user *buf,
snd_pcm_uframes_t frames);
snd_pcm_sframes_t snd_pcm_lib_read(struct snd_pcm_substream *substream,
void __user *buf, snd_pcm_uframes_t frames);
snd_pcm_sframes_t snd_pcm_lib_writev(struct snd_pcm_substream *substream,
void __user **bufs, snd_pcm_uframes_t frames);
snd_pcm_sframes_t snd_pcm_lib_readv(struct snd_pcm_substream *substream,
void __user **bufs, snd_pcm_uframes_t frames);
snd_pcm_sframes_t __snd_pcm_lib_write(struct snd_pcm_substream *substream,
void *buf, bool interleaved,
snd_pcm_uframes_t frames);
snd_pcm_sframes_t __snd_pcm_lib_read(struct snd_pcm_substream *substream,
void *buf, bool interleaved,
snd_pcm_uframes_t frames);
static inline snd_pcm_sframes_t
snd_pcm_lib_write(struct snd_pcm_substream *substream,
const void __user *buf, snd_pcm_uframes_t frames)
{
return __snd_pcm_lib_write(substream, (void *)buf, true, frames);
}
static inline snd_pcm_sframes_t
snd_pcm_lib_read(struct snd_pcm_substream *substream,
void __user *buf, snd_pcm_uframes_t frames)
{
return __snd_pcm_lib_read(substream, (void *)buf, true, frames);
}
static inline snd_pcm_sframes_t
snd_pcm_lib_writev(struct snd_pcm_substream *substream,
void __user **bufs, snd_pcm_uframes_t frames)
{
return __snd_pcm_lib_write(substream, (void *)bufs, false, frames);
}
static inline snd_pcm_sframes_t
snd_pcm_lib_readv(struct snd_pcm_substream *substream,
void __user **bufs, snd_pcm_uframes_t frames)
{
return __snd_pcm_lib_read(substream, (void *)bufs, false, frames);
}
int snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime);
unsigned int snd_pcm_rate_to_rate_bit(unsigned int rate);