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()
547 unsigned int pcm_get_subdevice(const struct pcm *pcm)  in pcm_get_subdevice()
585 unsigned int pcm_bytes_to_frames(const struct pcm *pcm, unsigned int bytes)  in pcm_bytes_to_frames()
597 unsigned int pcm_frames_to_bytes(const struct pcm *pcm, unsigned int frames)  in pcm_frames_to_bytes()
603 static int pcm_sync_ptr(struct pcm *pcm, int flags)  in pcm_sync_ptr()
626 int pcm_state(struct pcm *pcm)  in pcm_state()
636 static int pcm_hw_mmap_status(struct pcm *pcm)  in pcm_hw_mmap_status()
672 static void pcm_hw_munmap_status(struct pcm *pcm) {  in pcm_hw_munmap_status()
983 int pcm_close(struct pcm *pcm)  in pcm_close()
1059     struct pcm *pcm;  in pcm_open()  local
1146 int pcm_is_ready(const struct pcm *pcm)  in pcm_is_ready()
1177 int pcm_unlink(struct pcm *pcm)  in pcm_unlink()
1191 int pcm_prepare(struct pcm *pcm)  in pcm_prepare()
1207 int pcm_start(struct pcm *pcm)  in pcm_start()
1230 int pcm_stop(struct pcm *pcm)  in pcm_stop()
1238 static inline int pcm_mmap_playback_avail(struct pcm *pcm)  in pcm_mmap_playback_avail()
1252 static inline int pcm_mmap_capture_avail(struct pcm *pcm)  in pcm_mmap_capture_avail()
1260 int pcm_mmap_avail(struct pcm *pcm)  in pcm_mmap_avail()
1269 static void pcm_mmap_appl_forward(struct pcm *pcm, int frames)  in pcm_mmap_appl_forward()
1280 int pcm_mmap_begin(struct pcm *pcm, void **areas, unsigned int *offset,  in pcm_mmap_begin()
1307 static int pcm_areas_copy(struct pcm *pcm, unsigned int pcm_offset,  in pcm_areas_copy()
1327 int pcm_mmap_commit(struct pcm *pcm, unsigned int offset, unsigned int frames)  in pcm_mmap_commit()
1345 static int pcm_mmap_transfer_areas(struct pcm *pcm, char *buf,  in pcm_mmap_transfer_areas()
1369 int pcm_get_poll_fd(struct pcm *pcm)  in pcm_get_poll_fd()
1374 int pcm_avail_update(struct pcm *pcm)  in pcm_avail_update()
1390 int pcm_get_htimestamp(struct pcm *pcm, unsigned int *avail,  in pcm_get_htimestamp()
1434 int pcm_wait(struct pcm *pcm, int timeout)  in pcm_wait()
1482 int pcm_mmap_transfer(struct pcm *pcm, void *buffer, unsigned int frames)  in pcm_mmap_transfer()
1559 int pcm_mmap_write(struct pcm *pcm, const void *data, unsigned int count)  in pcm_mmap_write()
1574 int pcm_mmap_read(struct pcm *pcm, void *data, unsigned int count)  in pcm_mmap_read()
1590 int pcm_mmap_get_hw_ptr(struct pcm* pcm, unsigned int *hw_ptr, struct timespec *tstamp)  in pcm_mmap_get_hw_ptr()
1620 static int pcm_rw_transfer(struct pcm *pcm, void *data, unsigned int frames)  in pcm_rw_transfer()
1640 static int pcm_generic_transfer(struct pcm *pcm, void *data,  in pcm_generic_transfer()
1699 int pcm_writei(struct pcm *pcm, const void *data, unsigned int frame_count)  in pcm_writei()
1718 int pcm_readi(struct pcm *pcm, void *data, unsigned int frame_count)  in pcm_readi()
1737 int pcm_write(struct pcm *pcm, const void *data, unsigned int count)  in pcm_write()
1759 int pcm_read(struct pcm *pcm, void *data, unsigned int count)  in pcm_read()
1776 long pcm_get_delay(struct pcm *pcm)  in pcm_get_delay()
1786 int pcm_ioctl(struct pcm *pcm, int request, ...)  in pcm_ioctl()