usb-wwan.h
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/*
* Definitions for USB serial mobile broadband cards
*/
#ifndef __LINUX_USB_USB_WWAN
#define __LINUX_USB_USB_WWAN
extern void usb_wwan_dtr_rts(struct usb_serial_port *port, int on);
extern int usb_wwan_open(struct tty_struct *tty, struct usb_serial_port *port);
extern void usb_wwan_close(struct usb_serial_port *port);
extern int usb_wwan_port_probe(struct usb_serial_port *port);
extern int usb_wwan_port_remove(struct usb_serial_port *port);
extern int usb_wwan_write_room(struct tty_struct *tty);
extern void usb_wwan_set_termios(struct tty_struct *tty,
struct usb_serial_port *port,
struct ktermios *old);
extern int usb_wwan_tiocmget(struct tty_struct *tty);
extern int usb_wwan_tiocmset(struct tty_struct *tty,
unsigned int set, unsigned int clear);
extern int usb_wwan_ioctl(struct tty_struct *tty,
unsigned int cmd, unsigned long arg);
extern int usb_wwan_send_setup(struct usb_serial_port *port);
extern int usb_wwan_write(struct tty_struct *tty, struct usb_serial_port *port,
const unsigned char *buf, int count);
extern int usb_wwan_chars_in_buffer(struct tty_struct *tty);
#ifdef CONFIG_PM
extern int usb_wwan_suspend(struct usb_serial *serial, pm_message_t message);
extern int usb_wwan_resume(struct usb_serial *serial);
#endif
/* per port private data */
#define N_IN_URB 4
#define N_OUT_URB 4
#define IN_BUFLEN 4096
#define OUT_BUFLEN 4096
#define HUAWEI_VENDOR_ID 0x12D1
#define HW_BCDUSB 0x0110
struct usb_wwan_intf_private {
spinlock_t susp_lock;
unsigned int suspended:1;
int in_flight;
int (*send_setup) (struct usb_serial_port *port);
void *private;
};
struct usb_wwan_port_private {
/* Input endpoints and buffer for this port */
struct urb *in_urbs[N_IN_URB];
u8 *in_buffer[N_IN_URB];
/* Output endpoints and buffer for this port */
struct urb *out_urbs[N_OUT_URB];
u8 *out_buffer[N_OUT_URB];
unsigned long out_busy; /* Bit vector of URBs in use */
int opened;
struct usb_anchor delayed;
/* Settings for the port */
int rts_state; /* Handshaking pins (outputs) */
int dtr_state;
int cts_state; /* Handshaking pins (inputs) */
int dsr_state;
int dcd_state;
int ri_state;
unsigned long tx_start_time[N_OUT_URB];
};
#endif /* __LINUX_USB_USB_WWAN */