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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 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_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
- struct usb_wwan_intf_private {
- spinlock_t susp_lock;
- unsigned int suspended:1;
- unsigned int use_send_setup:1;
- int in_flight;
- unsigned int open_ports;
- 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 */
- 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 */
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