298 struct pcm {  struct
312     struct pcm_config config;  argument
313     struct snd_pcm_mmap_status *mmap_status;  argument
314     struct snd_pcm_mmap_control *mmap_control;  argument
315     struct snd_pcm_sync_ptr *sync_ptr;  argument
319     long pcm_delay;  argument
322     /** Pointer to the pcm ops, either hw or plugin */  argument
323     const struct pcm_ops *ops;  argument
326     /** Pointer to the pcm node from snd card definition */  argument
330 static int oops(struct pcm *pcm, int e, const char *fmt, ...)  in oops()
351 unsigned int pcm_get_buffer_size(const struct pcm *pcm)  in pcm_get_buffer_size()
361 unsigned int pcm_get_channels(const struct pcm *pcm)  in pcm_get_channels()
373 const struct pcm_config * pcm_get_config(const struct pcm *pcm)  in pcm_get_config()
386 unsigned int pcm_get_rate(const struct pcm *pcm)  in pcm_get_rate()
396 enum pcm_format pcm_get_format(const struct pcm *pcm)  in pcm_get_format()
407 int pcm_get_file_descriptor(const struct pcm *pcm)  in pcm_get_file_descriptor()
418 const char* pcm_get_error(const struct pcm *pcm)  in pcm_get_error()
432 int pcm_set_config(struct pcm *pcm, const struct pcm_config *config)  in pcm_set_config()
544 unsigned int pcm_get_subdevice(const struct pcm *pcm)  in pcm_get_subdevice()
582 unsigned int pcm_bytes_to_frames(const struct pcm *pcm, unsigned int bytes)  in pcm_bytes_to_frames()
594 unsigned int pcm_frames_to_bytes(const struct pcm *pcm, unsigned int frames)  in pcm_frames_to_bytes()
600 static int pcm_sync_ptr(struct pcm *pcm, int flags)  in pcm_sync_ptr()
620 int pcm_state(struct pcm *pcm)  in pcm_state()
630 static int pcm_hw_mmap_status(struct pcm *pcm)  in pcm_hw_mmap_status()
666 static void pcm_hw_munmap_status(struct pcm *pcm) {  in pcm_hw_munmap_status()
977 int pcm_close(struct pcm *pcm)  in pcm_close()
1053     struct pcm *pcm;  in pcm_open()  local
1140 int pcm_is_ready(const struct pcm *pcm)  in pcm_is_ready()
1171 int pcm_unlink(struct pcm *pcm)  in pcm_unlink()
1185 int pcm_prepare(struct pcm *pcm)  in pcm_prepare()
1201 int pcm_start(struct pcm *pcm)  in pcm_start()
1224 int pcm_stop(struct pcm *pcm)  in pcm_stop()
1232 static inline long pcm_mmap_playback_avail(struct pcm *pcm)  in pcm_mmap_playback_avail()
1246 static inline long pcm_mmap_capture_avail(struct pcm *pcm)  in pcm_mmap_capture_avail()
1256 int pcm_mmap_avail(struct pcm *pcm)  in pcm_mmap_avail()
1266 static void pcm_mmap_appl_forward(struct pcm *pcm, int frames)  in pcm_mmap_appl_forward()
1278 int pcm_mmap_begin(struct pcm *pcm, void **areas, unsigned int *offset,  in pcm_mmap_begin()
1305 static int pcm_areas_copy(struct pcm *pcm, unsigned int pcm_offset,  in pcm_areas_copy()
1325 int pcm_mmap_commit(struct pcm *pcm, unsigned int offset, unsigned int frames)  in pcm_mmap_commit()
1343 static int pcm_mmap_transfer_areas(struct pcm *pcm, char *buf,  in pcm_mmap_transfer_areas()
1367 int pcm_get_poll_fd(struct pcm *pcm)  in pcm_get_poll_fd()
1372 int pcm_avail_update(struct pcm *pcm)  in pcm_avail_update()
1388 int pcm_get_htimestamp(struct pcm *pcm, unsigned int *avail,  in pcm_get_htimestamp()
1432 int pcm_wait(struct pcm *pcm, int timeout)  in pcm_wait()
1480 static int pcm_mmap_transfer(struct pcm *pcm, void *buffer, unsigned int frames)  in pcm_mmap_transfer()
1552 int pcm_mmap_write(struct pcm *pcm, const void *data, unsigned int count)  in pcm_mmap_write()
1567 int pcm_mmap_read(struct pcm *pcm, void *data, unsigned int count)  in pcm_mmap_read()
1583 int pcm_mmap_get_hw_ptr(struct pcm* pcm, unsigned int *hw_ptr, struct timespec *tstamp)  in pcm_mmap_get_hw_ptr()
1613 static int pcm_rw_transfer(struct pcm *pcm, void *data, unsigned int frames)  in pcm_rw_transfer()
1633 static int pcm_generic_transfer(struct pcm *pcm, void *data,  in pcm_generic_transfer()
1692 int pcm_writei(struct pcm *pcm, const void *data, unsigned int frame_count)  in pcm_writei()
1711 int pcm_readi(struct pcm *pcm, void *data, unsigned int frame_count)  in pcm_readi()
1730 int pcm_write(struct pcm *pcm, const void *data, unsigned int count)  in pcm_write()
1752 int pcm_read(struct pcm *pcm, void *data, unsigned int count)  in pcm_read()
1769 long pcm_get_delay(struct pcm *pcm)  in pcm_get_delay()
1779 int pcm_ioctl(struct pcm *pcm, int request, ...)  in pcm_ioctl()