diff options
Diffstat (limited to '')
| -rw-r--r-- | include/sound/pcm.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/include/sound/pcm.h b/include/sound/pcm.h index 15b885660bf0..66b1f08b42b9 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -369,6 +369,7 @@ struct snd_pcm_substream { /* -- assigned files -- */ struct snd_pcm_file *file; struct file *ffile; + void (*pcm_release)(struct snd_pcm_substream *); #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE) /* -- OSS things -- */ struct snd_pcm_oss_substream oss; @@ -381,13 +382,10 @@ struct snd_pcm_substream { struct snd_info_entry *proc_prealloc_entry; /* misc flags */ unsigned int no_mmap_ctrl: 1; + unsigned int hw_opened: 1; }; -#if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE) -#define SUBSTREAM_BUSY(substream) ((substream)->file != NULL || ((substream)->oss.file != NULL)) -#else #define SUBSTREAM_BUSY(substream) ((substream)->file != NULL) -#endif struct snd_pcm_str { @@ -460,7 +458,6 @@ int snd_pcm_info_user(struct snd_pcm_substream *substream, struct snd_pcm_info __user *info); int snd_pcm_status(struct snd_pcm_substream *substream, struct snd_pcm_status *status); -int snd_pcm_prepare(struct snd_pcm_substream *substream); int snd_pcm_start(struct snd_pcm_substream *substream); int snd_pcm_stop(struct snd_pcm_substream *substream, int status); int snd_pcm_drain_done(struct snd_pcm_substream *substream); @@ -468,11 +465,13 @@ int snd_pcm_drain_done(struct snd_pcm_substream *substream); int snd_pcm_suspend(struct snd_pcm_substream *substream); int snd_pcm_suspend_all(struct snd_pcm *pcm); #endif -int snd_pcm_kernel_playback_ioctl(struct snd_pcm_substream *substream, unsigned int cmd, void *arg); -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); -int snd_pcm_open_substream(struct snd_pcm *pcm, int stream, struct snd_pcm_substream **rsubstream); +int snd_pcm_open_substream(struct snd_pcm *pcm, int stream, struct file *file, + struct snd_pcm_substream **rsubstream); void snd_pcm_release_substream(struct snd_pcm_substream *substream); +int snd_pcm_attach_substream(struct snd_pcm *pcm, int stream, struct file *file, + struct snd_pcm_substream **rsubstream); +void snd_pcm_detach_substream(struct snd_pcm_substream *substream); void snd_pcm_vma_notify_data(void *client, void *data); int snd_pcm_mmap_data(struct snd_pcm_substream *substream, struct file *file, struct vm_area_struct *area); |