mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-11-01 22:58:49 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

pcm_plugin: remove unused client_frames and slave_frames routines

Browse source 
plug->client_frames and plug->slave_frames are not used by
any plugin, remove dead code.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@intel.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Pierre-Louis Bossart 2010-11-19 10:35:31 -06:00 • committed by Jaroslav Kysela
parent ba9332e919
commit ade3efbd86
2 changed files with 4 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

33
src/pcm/pcm_plugin.c
View file

@ -144,8 +144,6 @@ static int snd_pcm_plugin_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delayp)
int err = snd_pcm_delay(plugin->gen.slave, &sd);
if (err < 0)
return err;
if (plugin->client_frames)
sd = plugin->client_frames(pcm, sd);
*delayp = sd;
return 0;
}
@ -208,18 +206,13 @@ static snd_pcm_sframes_t snd_pcm_plugin_rewind(snd_pcm_t *pcm, snd_pcm_uframes_t
if (frames == 0)
return 0;
if (plugin->slave_frames)
sframes = plugin->slave_frames(pcm, (snd_pcm_sframes_t) frames);
else
sframes = frames;
sframes = frames;
snd_atomic_write_begin(&plugin->watom);
sframes = snd_pcm_rewind(plugin->gen.slave, sframes);
if (sframes < 0) {
snd_atomic_write_end(&plugin->watom);
return sframes;
}
if (plugin->client_frames)
frames = plugin->client_frames(pcm, sframes);
snd_pcm_mmap_appl_backward(pcm, (snd_pcm_uframes_t) frames);
snd_atomic_write_end(&plugin->watom);
return (snd_pcm_sframes_t) frames;
@ -241,18 +234,13 @@ static snd_pcm_sframes_t snd_pcm_plugin_forward(snd_pcm_t *pcm, snd_pcm_uframes_
if (frames == 0)
return 0;
if (plugin->slave_frames)
sframes = plugin->slave_frames(pcm, (snd_pcm_sframes_t) frames);
else
sframes = frames;
sframes = frames;
snd_atomic_write_begin(&plugin->watom);
sframes = INTERNAL(snd_pcm_forward)(plugin->gen.slave, sframes);
if (sframes < 0) {
snd_atomic_write_end(&plugin->watom);
return sframes;
}
if (plugin->client_frames)
frames = plugin->client_frames(pcm, sframes);
snd_pcm_mmap_appl_forward(pcm, (snd_pcm_uframes_t) frames);
snd_atomic_write_end(&plugin->watom);
return (snd_pcm_sframes_t) frames;
@ -469,15 +457,8 @@ static snd_pcm_sframes_t snd_pcm_plugin_avail_update(snd_pcm_t *pcm)
pcm->access != SND_PCM_ACCESS_RW_INTERLEAVED &&
pcm->access != SND_PCM_ACCESS_RW_NONINTERLEAVED)
goto _capture;
if (plugin->client_frames) {
*pcm->hw.ptr = plugin->client_frames(pcm, *slave->hw.ptr);
if (slave_size <= 0)
return slave_size;
return plugin->client_frames(pcm, slave_size);
} else {
*pcm->hw.ptr = *slave->hw.ptr;
return slave_size;
}
*pcm->hw.ptr = *slave->hw.ptr;
return slave_size;
_capture:
{
const snd_pcm_channel_area_t *areas;
@ -547,16 +528,10 @@ static int snd_pcm_plugin_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
}
status->appl_ptr = *pcm->appl.ptr;
status->hw_ptr = *pcm->hw.ptr;
if (plugin->client_frames) {
status->delay = plugin->client_frames(pcm, status->delay);
status->avail = plugin->client_frames(pcm, status->avail);
}
if (!snd_atomic_read_ok(&ratom)) {
snd_atomic_read_wait(&ratom);
goto _again;
}
if (plugin->client_frames)
status->avail_max = plugin->client_frames(pcm, (snd_pcm_sframes_t) status->avail_max);
return 0;
}

2
src/pcm/pcm_plugin.h
View file

@ -44,8 +44,6 @@ typedef struct {
snd_pcm_slave_xfer_areas_func_t write;
snd_pcm_slave_xfer_areas_undo_func_t undo_read;
snd_pcm_slave_xfer_areas_undo_func_t undo_write;
snd_pcm_sframes_t (*client_frames)(snd_pcm_t *pcm, snd_pcm_sframes_t frames);
snd_pcm_sframes_t (*slave_frames)(snd_pcm_t *pcm, snd_pcm_sframes_t frames);
int (*init)(snd_pcm_t *pcm);
snd_pcm_uframes_t appl_ptr, hw_ptr;
snd_atomic_write_t watom;