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Fix resume of dmix, dsnoop and dshare plugins

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Fix the resume of dmix, dsnoop and dshare plugins.

[This replaces the timer mode with TREAD mode, and may trigger Oops
 with the older kernel...]
This commit is contained in:
Takashi Iwai 2005-03-15 11:39:51 +00:00
parent 4e992e3424
commit dab2b58e0e
4 changed files with 47 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

13
src/pcm/pcm_direct.c
View file

@ -421,7 +421,7 @@ int snd_pcm_direct_poll_revents(snd_pcm_t *pcm, struct pollfd *pfds, unsigned in
unsigned short events;
/* rbuf might be overwriten by multiple plugins */
/* we don't need the value */
static snd_timer_read_t rbuf[5];
static snd_timer_tread_t rbuf;
assert(pfds && nfds == 1 && revents);
events = pfds[0].revents;
@ -440,6 +440,14 @@ int snd_pcm_direct_poll_revents(snd_pcm_t *pcm, struct pollfd *pfds, unsigned in
if (empty)
events &= ~(POLLOUT|POLLIN);
}
switch (snd_pcm_state(dmix->spcm)) {
case SND_PCM_STATE_XRUN:
case SND_PCM_STATE_SUSPENDED:
events |= POLLERR;
break;
default:
break;
}
*revents = events;
return 0;
}
@ -840,7 +848,7 @@ int snd_pcm_direct_initialize_poll_fd(snd_pcm_direct_t *dmix)
snd_pcm_info_get_card(info),
snd_pcm_info_get_device(info),
snd_pcm_info_get_subdevice(info) * 2 + capture);
ret = snd_timer_open(&dmix->timer, name, SND_TIMER_OPEN_NONBLOCK);
ret = snd_timer_open(&dmix->timer, name, SND_TIMER_OPEN_NONBLOCK | SND_TIMER_OPEN_TREAD);
if (ret < 0) {
SNDERR("unable to open timer '%s'", name);
return ret;
@ -848,6 +856,7 @@ int snd_pcm_direct_initialize_poll_fd(snd_pcm_direct_t *dmix)
snd_timer_params_set_auto_start(params, 1);
snd_timer_params_set_early_event(params, 1);
snd_timer_params_set_ticks(params, 1);
snd_timer_params_set_filter(params, (1<<SND_TIMER_EVENT_TICK)|(1<<SND_TIMER_EVENT_MPAUSE));
ret = snd_timer_params(dmix->timer, params);
if (ret < 0) {
SNDERR("unable to set timer parameters", name);

16
src/pcm/pcm_dmix.c
View file

@ -314,7 +314,7 @@ static snd_pcm_state_t snd_pcm_dmix_state(snd_pcm_t *pcm)
snd_pcm_direct_t *dmix = pcm->private_data;
switch (snd_pcm_state(dmix->spcm)) {
case SND_PCM_STATE_SUSPENDED:
return -ESTRPIPE;
return SND_PCM_STATE_SUSPENDED;
case SND_PCM_STATE_DISCONNECTED:
dmix->state = SND_PCM_STATE_DISCONNECTED;
return -ENOTTY;
@ -493,10 +493,10 @@ static snd_pcm_sframes_t snd_pcm_dmix_forward(snd_pcm_t *pcm, snd_pcm_uframes_t
return frames;
}
static int snd_pcm_dmix_resume(snd_pcm_t *pcm ATTRIBUTE_UNUSED)
static int snd_pcm_dmix_resume(snd_pcm_t *pcm)
{
// snd_pcm_direct_t *dmix = pcm->private_data;
// FIXME
snd_pcm_direct_t *dmix = pcm->private_data;
snd_pcm_resume(dmix->spcm);
return 0;
}
@ -543,6 +543,14 @@ static snd_pcm_sframes_t snd_pcm_dmix_mmap_commit(snd_pcm_t *pcm,
snd_pcm_direct_t *dmix = pcm->private_data;
int err;
switch (snd_pcm_state(dmix->spcm)) {
case SND_PCM_STATE_XRUN:
return -EPIPE;
case SND_PCM_STATE_SUSPENDED:
return -ESTRPIPE;
default:
break;
}
snd_pcm_mmap_appl_forward(pcm, size);
if (dmix->state == SND_PCM_STATE_RUNNING) {
err = snd_pcm_dmix_sync_ptr(pcm);

16
src/pcm/pcm_dshare.c
View file

@ -202,7 +202,7 @@ static snd_pcm_state_t snd_pcm_dshare_state(snd_pcm_t *pcm)
snd_pcm_direct_t *dshare = pcm->private_data;
switch (snd_pcm_state(dshare->spcm)) {
case SND_PCM_STATE_SUSPENDED:
return -ESTRPIPE;
return SND_PCM_STATE_SUSPENDED;
case SND_PCM_STATE_DISCONNECTED:
dshare->state = SNDRV_PCM_STATE_DISCONNECTED;
return -ENOTTY;
@ -379,10 +379,10 @@ static snd_pcm_sframes_t snd_pcm_dshare_forward(snd_pcm_t *pcm, snd_pcm_uframes_
return frames;
}
static int snd_pcm_dshare_resume(snd_pcm_t *pcm ATTRIBUTE_UNUSED)
static int snd_pcm_dshare_resume(snd_pcm_t *pcm)
{
// snd_pcm_direct_t *dshare = pcm->private_data;
// FIXME
snd_pcm_direct_t *dshare = pcm->private_data;
snd_pcm_resume(dshare->spcm);
return 0;
}
@ -430,6 +430,14 @@ static snd_pcm_sframes_t snd_pcm_dshare_mmap_commit(snd_pcm_t *pcm,
snd_pcm_direct_t *dshare = pcm->private_data;
int err;
switch (snd_pcm_state(dshare->spcm)) {
case SND_PCM_STATE_XRUN:
return -EPIPE;
case SND_PCM_STATE_SUSPENDED:
return -ESTRPIPE;
default:
break;
}
snd_pcm_mmap_appl_forward(pcm, size);
if (dshare->state == SND_PCM_STATE_RUNNING) {
err = snd_pcm_dshare_sync_ptr(pcm);

16
src/pcm/pcm_dsnoop.c
View file

@ -185,7 +185,7 @@ static snd_pcm_state_t snd_pcm_dsnoop_state(snd_pcm_t *pcm)
snd_pcm_direct_t *dsnoop = pcm->private_data;
switch (snd_pcm_state(dsnoop->spcm)) {
case SND_PCM_STATE_SUSPENDED:
return -ESTRPIPE;
return SND_PCM_STATE_SUSPENDED;
case SND_PCM_STATE_DISCONNECTED:
dsnoop->state = SNDRV_PCM_STATE_DISCONNECTED;
return -ENOTTY;
@ -349,10 +349,10 @@ static snd_pcm_sframes_t snd_pcm_dsnoop_forward(snd_pcm_t *pcm, snd_pcm_uframes_
return frames;
}
static int snd_pcm_dsnoop_resume(snd_pcm_t *pcm ATTRIBUTE_UNUSED)
static int snd_pcm_dsnoop_resume(snd_pcm_t *pcm)
{
// snd_pcm_direct_t *dsnoop = pcm->private_data;
// FIXME
snd_pcm_direct_t *dsnoop = pcm->private_data;
snd_pcm_resume(dsnoop->spcm);
return 0;
}
@ -398,6 +398,14 @@ static snd_pcm_sframes_t snd_pcm_dsnoop_mmap_commit(snd_pcm_t *pcm,
snd_pcm_direct_t *dsnoop = pcm->private_data;
int err;
switch (snd_pcm_state(dsnoop->spcm)) {
case SND_PCM_STATE_XRUN:
return -EPIPE;
case SND_PCM_STATE_SUSPENDED:
return -ESTRPIPE;
default:
break;
}
if (dsnoop->state == SND_PCM_STATE_RUNNING) {
err = snd_pcm_dsnoop_sync_ptr(pcm);
if (err < 0)