snd_pcm_runtime Struct Reference

#include <pcm.h>

Data Fields
struct snd_pcm_substream *	trigger_master
struct timespec	trigger_tstamp
int	overrange
snd_pcm_uframes_t	avail_max
snd_pcm_uframes_t	hw_ptr_base
snd_pcm_uframes_t	hw_ptr_interrupt
unsigned long	hw_ptr_jiffies
unsigned long	hw_ptr_buffer_jiffies
snd_pcm_sframes_t	delay
snd_pcm_access_t	access
snd_pcm_format_t	format
snd_pcm_subformat_t	subformat
unsigned int	rate
unsigned int	channels
snd_pcm_uframes_t	period_size
unsigned int	periods
snd_pcm_uframes_t	buffer_size
snd_pcm_uframes_t	min_align
size_t	byte_align
unsigned int	frame_bits
unsigned int	sample_bits
unsigned int	info
unsigned int	rate_num
unsigned int	rate_den
unsigned int	no_period_wakeup: 1
int	tstamp_mode
unsigned int	period_step
snd_pcm_uframes_t	start_threshold
snd_pcm_uframes_t	stop_threshold
snd_pcm_uframes_t	silence_threshold
snd_pcm_uframes_t	silence_size
snd_pcm_uframes_t	boundary
snd_pcm_uframes_t	silence_start
snd_pcm_uframes_t	silence_filled
union snd_pcm_sync_id	sync
struct snd_pcm_mmap_status *	status
struct snd_pcm_mmap_control *	control
snd_pcm_uframes_t	twake
wait_queue_head_t	sleep
wait_queue_head_t	tsleep
struct fasync_struct *	fasync
void *	private_data
void(*	private_free )(struct snd_pcm_runtime *runtime)
struct snd_pcm_hardware	hw
struct snd_pcm_hw_constraints	hw_constraints
void(*	transfer_ack_begin )(struct snd_pcm_substream *substream)
void(*	transfer_ack_end )(struct snd_pcm_substream *substream)
unsigned int	timer_resolution
int	tstamp_type
unsigned char *	dma_area
dma_addr_t	dma_addr
size_t	dma_bytes
struct snd_dma_buffer *	dma_buffer_p

Detailed Description

Definition at line 273 of file pcm.h.

Field Documentation

snd_pcm_access_t access

Definition at line 286 of file pcm.h.

snd_pcm_uframes_t avail_max

Definition at line 278 of file pcm.h.

snd_pcm_uframes_t boundary

Definition at line 311 of file pcm.h.

snd_pcm_uframes_t buffer_size

Definition at line 293 of file pcm.h.

size_t byte_align

Definition at line 295 of file pcm.h.

unsigned int channels

Definition at line 290 of file pcm.h.

struct snd_pcm_mmap_control* control

Definition at line 320 of file pcm.h.

snd_pcm_sframes_t delay

Definition at line 283 of file pcm.h.

dma_addr_t dma_addr

Definition at line 346 of file pcm.h.

unsigned char* dma_area

Definition at line 345 of file pcm.h.

struct snd_dma_buffer* dma_buffer_p

Definition at line 349 of file pcm.h.

size_t dma_bytes

Definition at line 347 of file pcm.h.

struct fasync_struct* fasync

Definition at line 326 of file pcm.h.

snd_pcm_format_t format

Definition at line 287 of file pcm.h.

unsigned int frame_bits

Definition at line 296 of file pcm.h.

struct snd_pcm_hardware hw

Definition at line 333 of file pcm.h.

struct snd_pcm_hw_constraints hw_constraints

Definition at line 334 of file pcm.h.

snd_pcm_uframes_t hw_ptr_base

Definition at line 279 of file pcm.h.

unsigned long hw_ptr_buffer_jiffies

Definition at line 282 of file pcm.h.

snd_pcm_uframes_t hw_ptr_interrupt

Definition at line 280 of file pcm.h.

unsigned long hw_ptr_jiffies

Definition at line 281 of file pcm.h.

unsigned int info

Definition at line 298 of file pcm.h.

snd_pcm_uframes_t min_align

Definition at line 294 of file pcm.h.

unsigned int no_period_wakeup

Definition at line 301 of file pcm.h.

int overrange

Definition at line 277 of file pcm.h.

snd_pcm_uframes_t period_size

Definition at line 291 of file pcm.h.

unsigned int period_step

Definition at line 305 of file pcm.h.

unsigned int periods

Definition at line 292 of file pcm.h.

void* private_data

Definition at line 329 of file pcm.h.

void(* private_free)(struct snd_pcm_runtime *runtime)

Definition at line 330 of file pcm.h.

unsigned int rate

Definition at line 289 of file pcm.h.

unsigned int rate_den

Definition at line 300 of file pcm.h.

unsigned int rate_num

Definition at line 299 of file pcm.h.

unsigned int sample_bits

Definition at line 297 of file pcm.h.

snd_pcm_uframes_t silence_filled

Definition at line 314 of file pcm.h.

snd_pcm_uframes_t silence_size

Definition at line 310 of file pcm.h.

snd_pcm_uframes_t silence_start

Definition at line 313 of file pcm.h.

snd_pcm_uframes_t silence_threshold

Definition at line 308 of file pcm.h.

wait_queue_head_t sleep

Definition at line 324 of file pcm.h.

snd_pcm_uframes_t start_threshold

Definition at line 306 of file pcm.h.

struct snd_pcm_mmap_status* status

Definition at line 319 of file pcm.h.

snd_pcm_uframes_t stop_threshold

Definition at line 307 of file pcm.h.

snd_pcm_subformat_t subformat

Definition at line 288 of file pcm.h.

union snd_pcm_sync_id sync

Definition at line 316 of file pcm.h.

unsigned int timer_resolution

Definition at line 341 of file pcm.h.

void(* transfer_ack_begin)(struct snd_pcm_substream *substream)

Definition at line 337 of file pcm.h.

void(* transfer_ack_end)(struct snd_pcm_substream *substream)

Definition at line 338 of file pcm.h.

struct snd_pcm_substream* trigger_master

Definition at line 275 of file pcm.h.

struct timespec trigger_tstamp

Definition at line 276 of file pcm.h.

wait_queue_head_t tsleep

Definition at line 325 of file pcm.h.

int tstamp_mode

Definition at line 304 of file pcm.h.

int tstamp_type

Definition at line 342 of file pcm.h.

snd_pcm_uframes_t twake

Definition at line 323 of file pcm.h.

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The documentation for this struct was generated from the following file:

• include/sound/pcm.h