snd_usb_endpoint Struct Reference

#include <card.h>

Data Structures
struct	snd_usb_packet_info

Data Fields
struct snd_usb_audio *	chip
int	use_count
int	ep_num
int	type
unsigned long	flags
void(*	prepare_data_urb )(struct snd_usb_substream *subs, struct urb *urb)
void(*	retire_data_urb )(struct snd_usb_substream *subs, struct urb *urb)
struct snd_usb_substream *	data_subs
struct snd_usb_endpoint *	sync_master
struct snd_usb_endpoint *	sync_slave
struct snd_urb_ctx	urb [MAX_URBS]
struct snd_usb_endpoint::snd_usb_packet_info	next_packet [MAX_URBS]
int	next_packet_read_pos
int	next_packet_write_pos
struct list_head	ready_playback_urbs
unsigned int	nurbs
unsigned long	active_mask
unsigned long	unlink_mask
char *	syncbuf
dma_addr_t	sync_dma
unsigned int	pipe
unsigned int	freqn
unsigned int	freqm
int	freqshift
unsigned int	freqmax
unsigned int	phase
unsigned int	maxpacksize
unsigned int	maxframesize
unsigned int	curpacksize
unsigned int	curframesize
unsigned int	syncmaxsize
unsigned int	fill_max:1
unsigned int	datainterval
unsigned int	syncinterval
unsigned char	silence_value
unsigned int	stride
int	iface
int	alt_idx
int	skip_packets
spinlock_t	lock
struct list_head	list

Detailed Description

Definition at line 46 of file card.h.

Field Documentation

unsigned long active_mask

Definition at line 73 of file card.h.

int alt_idx

Definition at line 94 of file card.h.

struct snd_usb_audio* chip

Definition at line 47 of file card.h.

unsigned int curframesize

Definition at line 87 of file card.h.

unsigned int curpacksize

Definition at line 86 of file card.h.

struct snd_usb_substream* data_subs

Definition at line 59 of file card.h.

unsigned int datainterval

Definition at line 90 of file card.h.

int ep_num

Definition at line 50 of file card.h.

unsigned int fill_max

Definition at line 89 of file card.h.

unsigned long flags

Definition at line 52 of file card.h.

unsigned int freqm

Definition at line 80 of file card.h.

unsigned int freqmax

Definition at line 82 of file card.h.

unsigned int freqn

Definition at line 79 of file card.h.

int freqshift

Definition at line 81 of file card.h.

int iface

Definition at line 94 of file card.h.

struct list_head list

Definition at line 99 of file card.h.

spinlock_t lock

Definition at line 98 of file card.h.

unsigned int maxframesize

Definition at line 85 of file card.h.

unsigned int maxpacksize

Definition at line 84 of file card.h.

struct snd_usb_endpoint::snd_usb_packet_info next_packet[MAX_URBS]

int next_packet_read_pos

Definition at line 69 of file card.h.

int next_packet_write_pos

Definition at line 69 of file card.h.

unsigned int nurbs

Definition at line 72 of file card.h.

unsigned int phase

Definition at line 83 of file card.h.

unsigned int pipe

Definition at line 78 of file card.h.

void(* prepare_data_urb)(struct snd_usb_substream *subs, struct urb *urb)

Definition at line 54 of file card.h.

struct list_head ready_playback_urbs

Definition at line 70 of file card.h.

void(* retire_data_urb)(struct snd_usb_substream *subs, struct urb *urb)

Definition at line 56 of file card.h.

unsigned char silence_value

Definition at line 92 of file card.h.

int skip_packets

Definition at line 95 of file card.h.

unsigned int stride

Definition at line 93 of file card.h.

dma_addr_t sync_dma

Definition at line 76 of file card.h.

struct snd_usb_endpoint* sync_master

Definition at line 60 of file card.h.

struct snd_usb_endpoint* sync_slave

Definition at line 61 of file card.h.

char* syncbuf

Definition at line 75 of file card.h.

unsigned int syncinterval

Definition at line 91 of file card.h.

unsigned int syncmaxsize

Definition at line 88 of file card.h.

int type

Definition at line 51 of file card.h.

unsigned long unlink_mask

Definition at line 74 of file card.h.

struct snd_urb_ctx urb[MAX_URBS]

Definition at line 63 of file card.h.

int use_count

Definition at line 49 of file card.h.

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

• sound/usb/card.h