From bf1bbb5a49eec51c30d341606885507b501b37e8 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Mon, 27 Mar 2006 16:22:45 +0200 Subject: [ALSA] Tiny clean up of PCM codes - Make snd_pcm_prepare() static - Clean up snd_pcm_kernel_*_ioctl() functions, reduce exports Signed-off-by: Takashi Iwai --- sound/core/pcm_native.c | 39 +++++++++++++-------------------------- 1 file changed, 13 insertions(+), 26 deletions(-) (limited to 'sound/core/pcm_native.c') diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 7010eb271cc7..13efe39e4cc6 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -1313,7 +1313,7 @@ static struct action_ops snd_pcm_action_prepare = { * * Prepare the PCM substream to be triggerable. */ -int snd_pcm_prepare(struct snd_pcm_substream *substream) +static int snd_pcm_prepare(struct snd_pcm_substream *substream) { int res; struct snd_card *card = substream->pcm->card; @@ -2736,41 +2736,28 @@ static long snd_pcm_capture_ioctl(struct file *file, unsigned int cmd, return snd_pcm_capture_ioctl1(pcm_file->substream, cmd, (void __user *)arg); } -int snd_pcm_kernel_playback_ioctl(struct snd_pcm_substream *substream, - unsigned int cmd, void *arg) -{ - mm_segment_t fs; - int result; - - fs = snd_enter_user(); - result = snd_pcm_playback_ioctl1(substream, cmd, (void __user *)arg); - snd_leave_user(fs); - return result; -} - -int snd_pcm_kernel_capture_ioctl(struct snd_pcm_substream *substream, - unsigned int cmd, void *arg) +int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream, + unsigned int cmd, void *arg) { mm_segment_t fs; int result; fs = snd_enter_user(); - result = snd_pcm_capture_ioctl1(substream, cmd, (void __user *)arg); - snd_leave_user(fs); - return result; -} - -int snd_pcm_kernel_ioctl(struct snd_pcm_substream *substream, - unsigned int cmd, void *arg) -{ switch (substream->stream) { case SNDRV_PCM_STREAM_PLAYBACK: - return snd_pcm_kernel_playback_ioctl(substream, cmd, arg); + result = snd_pcm_playback_ioctl1(substream, + cmd, (void __user *)arg); + break; case SNDRV_PCM_STREAM_CAPTURE: - return snd_pcm_kernel_capture_ioctl(substream, cmd, arg); + result = snd_pcm_capture_ioctl1(substream, + cmd, (void __user *)arg); + break; default: - return -EINVAL; + result = -EINVAL; + break; } + snd_leave_user(fs); + return result; } static ssize_t snd_pcm_read(struct file *file, char __user *buf, size_t count, -- cgit v1.2.3-59-g8ed1b