us122l.h

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#ifndef US122L_H
#define US122L_H


struct us122l {
    struct usb_device   *dev;
    int         card_index;
    int         stride;
    struct usb_stream_kernel sk;

    struct mutex        mutex;
    struct file     *first;
    unsigned        second_periods_polled;
    struct file     *master;
    struct file     *slave;
    struct list_head    midi_list;

    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
#define USB_ID_US122MKII 0x8021
#define USB_ID_US144MKII 0x8020

#endif