diff options
Diffstat (limited to 'sound/core/pcm_native.c')
| -rw-r--r-- | sound/core/pcm_native.c | 30 |
1 files changed, 7 insertions, 23 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index cf0433f80067..621142ea9ec6 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -1830,7 +1830,6 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream, add_wait_queue(&to_check->sleep, &wait); snd_pcm_stream_unlock_irq(substream); up_read(&snd_pcm_link_rwsem); - snd_power_unlock(card); if (runtime->no_period_wakeup) tout = MAX_SCHEDULE_TIMEOUT; else { @@ -1842,7 +1841,6 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream, tout = msecs_to_jiffies(tout * 1000); } tout = schedule_timeout_interruptible(tout); - snd_power_lock(card); down_read(&snd_pcm_link_rwsem); snd_pcm_stream_lock_irq(substream); remove_wait_queue(&to_check->sleep, &wait); @@ -2764,11 +2762,16 @@ static int snd_pcm_tstamp(struct snd_pcm_substream *substream, int __user *_arg) return 0; } -static int snd_pcm_common_ioctl(struct file *file, +static int snd_pcm_common_ioctl1(struct file *file, struct snd_pcm_substream *substream, unsigned int cmd, void __user *arg) { struct snd_pcm_file *pcm_file = file->private_data; + int res; + + res = snd_power_wait(substream->pcm->card, SNDRV_CTL_POWER_D0); + if (res < 0) + return res; switch (cmd) { case SNDRV_PCM_IOCTL_PVERSION: @@ -2846,21 +2849,6 @@ static int snd_pcm_common_ioctl(struct file *file, return -ENOTTY; } -static int snd_pcm_common_ioctl1(struct file *file, - struct snd_pcm_substream *substream, - unsigned int cmd, void __user *arg) -{ - struct snd_card *card = substream->pcm->card; - int res; - - snd_power_lock(card); - res = snd_power_wait(card, SNDRV_CTL_POWER_D0); - if (res >= 0) - res = snd_pcm_common_ioctl(file, substream, cmd, arg); - snd_power_unlock(card); - return res; -} - static int snd_pcm_playback_ioctl1(struct file *file, struct snd_pcm_substream *substream, unsigned int cmd, void __user *arg) @@ -3064,7 +3052,6 @@ int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream, { snd_pcm_uframes_t *frames = arg; snd_pcm_sframes_t result; - int err; switch (cmd) { case SNDRV_PCM_IOCTL_FORWARD: @@ -3084,10 +3071,7 @@ int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream, case SNDRV_PCM_IOCTL_START: return snd_pcm_start_lock_irq(substream); case SNDRV_PCM_IOCTL_DRAIN: - snd_power_lock(substream->pcm->card); - err = snd_pcm_drain(substream, NULL); - snd_power_unlock(substream->pcm->card); - return err; + return snd_pcm_drain(substream, NULL); case SNDRV_PCM_IOCTL_DROP: return snd_pcm_drop(substream); case SNDRV_PCM_IOCTL_DELAY: |