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authorTakashi Iwai <tiwai@suse.de>2006-04-28 15:13:41 +0200
committerJaroslav Kysela <perex@suse.cz>2006-06-22 21:33:13 +0200
commit0df63e44c3e315ec0fe427ae62558231864108bd (patch)
tree3cff6f5d5fdb7ad047a61c591d891e3ca1bc669e /sound/core/pcm_lib.c
parentf001c3acf64b8ca18fe40af592629abb261b321e (diff)
[ALSA] Add O_APPEND flag support to PCM
Added O_APPEND flag support to PCM to enable shared substreams among multiple processes. This mechanism is used by dmix and dsnoop plugins. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/pcm_lib.c')
-rw-r--r--sound/core/pcm_lib.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index a21aa0050e4d..0bb142a28539 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -1782,7 +1782,7 @@ snd_pcm_sframes_t snd_pcm_lib_write(struct snd_pcm_substream *substream, const v
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
- nonblock = !!(substream->ffile->f_flags & O_NONBLOCK);
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
if (runtime->access != SNDRV_PCM_ACCESS_RW_INTERLEAVED &&
runtime->channels > 1)
@@ -1847,7 +1847,7 @@ snd_pcm_sframes_t snd_pcm_lib_writev(struct snd_pcm_substream *substream,
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
- nonblock = !!(substream->ffile->f_flags & O_NONBLOCK);
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
if (runtime->access != SNDRV_PCM_ACCESS_RW_NONINTERLEAVED)
return -EINVAL;
@@ -2059,7 +2059,7 @@ snd_pcm_sframes_t snd_pcm_lib_read(struct snd_pcm_substream *substream, void __u
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
- nonblock = !!(substream->ffile->f_flags & O_NONBLOCK);
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
if (runtime->access != SNDRV_PCM_ACCESS_RW_INTERLEAVED)
return -EINVAL;
return snd_pcm_lib_read1(substream, (unsigned long)buf, size, nonblock, snd_pcm_lib_read_transfer);
@@ -2118,7 +2118,7 @@ snd_pcm_sframes_t snd_pcm_lib_readv(struct snd_pcm_substream *substream,
if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
return -EBADFD;
- nonblock = !!(substream->ffile->f_flags & O_NONBLOCK);
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
if (runtime->access != SNDRV_PCM_ACCESS_RW_NONINTERLEAVED)
return -EINVAL;
return snd_pcm_lib_read1(substream, (unsigned long)bufs, frames, nonblock, snd_pcm_lib_readv_transfer);