linux/sound/usb/usx2y/us122l.h
Karsten Wiese 030a07e441 ALSA: Add USB US122L driver
Added a new US122L usb-audio driver.  This driver works together with a
dedicated alsa-lib plugin.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
2008-08-01 13:37:12 +02:00

28 lines
432 B
C

#ifndef US122L_H
#define US122L_H
struct us122l {
struct snd_usb_audio chip;
int stride;
struct usb_stream_kernel sk;
struct mutex mutex;
struct file *first;
unsigned second_periods_polled;
struct file *master;
struct file *slave;
atomic_t mmap_count;
};
#define US122L(c) ((struct us122l *)(c)->private_data)
#define NAME_ALLCAPS "US-122L"
#define USB_ID_US122L 0x800E
#define USB_ID_US144 0x800F
#endif