diff options
Diffstat (limited to 'sound/core/pcm_native.c')
| -rw-r--r-- | sound/core/pcm_native.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index f3d5de7b55acd..01f150f0990ee 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -2112,7 +2112,7 @@ static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) } init_waitqueue_entry(&wait, current); add_wait_queue(&pcm->open_wait, &wait); - down(&pcm->open_mutex); + mutex_lock(&pcm->open_mutex); while (1) { err = snd_pcm_open_file(file, pcm, stream, &pcm_file); if (err >= 0) @@ -2125,16 +2125,16 @@ static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream) } else break; set_current_state(TASK_INTERRUPTIBLE); - up(&pcm->open_mutex); + mutex_unlock(&pcm->open_mutex); schedule(); - down(&pcm->open_mutex); + mutex_lock(&pcm->open_mutex); if (signal_pending(current)) { err = -ERESTARTSYS; break; } } remove_wait_queue(&pcm->open_wait, &wait); - up(&pcm->open_mutex); + mutex_unlock(&pcm->open_mutex); if (err < 0) goto __error; return err; @@ -2160,9 +2160,9 @@ static int snd_pcm_release(struct inode *inode, struct file *file) pcm = substream->pcm; snd_pcm_drop(substream); fasync_helper(-1, file, 0, &substream->runtime->fasync); - down(&pcm->open_mutex); + mutex_lock(&pcm->open_mutex); snd_pcm_release_file(pcm_file); - up(&pcm->open_mutex); + mutex_unlock(&pcm->open_mutex); wake_up(&pcm->open_wait); module_put(pcm->card->module); snd_card_file_remove(pcm->card, file); @@ -2539,6 +2539,14 @@ static int snd_pcm_common_ioctl1(struct snd_pcm_substream *substream, return snd_pcm_drain(substream); case SNDRV_PCM_IOCTL_DROP: return snd_pcm_drop(substream); + case SNDRV_PCM_IOCTL_PAUSE: + { + int res; + snd_pcm_stream_lock_irq(substream); + res = snd_pcm_pause(substream, (int)(unsigned long)arg); + snd_pcm_stream_unlock_irq(substream); + return res; + } } snd_printd("unknown ioctl = 0x%x\n", cmd); return -ENOTTY; @@ -2619,14 +2627,6 @@ static int snd_pcm_playback_ioctl1(struct snd_pcm_substream *substream, __put_user(result, _frames); return result < 0 ? result : 0; } - case SNDRV_PCM_IOCTL_PAUSE: - { - int res; - snd_pcm_stream_lock_irq(substream); - res = snd_pcm_pause(substream, (int)(unsigned long)arg); - snd_pcm_stream_unlock_irq(substream); - return res; - } } return snd_pcm_common_ioctl1(substream, cmd, arg); } |