10d456194SMatthew Garrett /* 20d456194SMatthew Garrett * Definitions for USB serial mobile broadband cards 30d456194SMatthew Garrett */ 40d456194SMatthew Garrett 50d456194SMatthew Garrett #ifndef __LINUX_USB_USB_WWAN 60d456194SMatthew Garrett #define __LINUX_USB_USB_WWAN 70d456194SMatthew Garrett 80d456194SMatthew Garrett extern void usb_wwan_dtr_rts(struct usb_serial_port *port, int on); 90d456194SMatthew Garrett extern int usb_wwan_open(struct tty_struct *tty, struct usb_serial_port *port); 100d456194SMatthew Garrett extern void usb_wwan_close(struct usb_serial_port *port); 11b8f0e820SJohan Hovold extern int usb_wwan_port_probe(struct usb_serial_port *port); 12a1028f0aSBjørn Mork extern int usb_wwan_port_remove(struct usb_serial_port *port); 130d456194SMatthew Garrett extern int usb_wwan_write_room(struct tty_struct *tty); 1460b33c13SAlan Cox extern int usb_wwan_tiocmget(struct tty_struct *tty); 1520b9d177SAlan Cox extern int usb_wwan_tiocmset(struct tty_struct *tty, 160d456194SMatthew Garrett unsigned int set, unsigned int clear); 1700a0d0d6SAlan Cox extern int usb_wwan_ioctl(struct tty_struct *tty, 1802303f73SDan Williams unsigned int cmd, unsigned long arg); 190d456194SMatthew Garrett extern int usb_wwan_write(struct tty_struct *tty, struct usb_serial_port *port, 200d456194SMatthew Garrett const unsigned char *buf, int count); 210d456194SMatthew Garrett extern int usb_wwan_chars_in_buffer(struct tty_struct *tty); 220d456194SMatthew Garrett #ifdef CONFIG_PM 230d456194SMatthew Garrett extern int usb_wwan_suspend(struct usb_serial *serial, pm_message_t message); 240d456194SMatthew Garrett extern int usb_wwan_resume(struct usb_serial *serial); 250d456194SMatthew Garrett #endif 260d456194SMatthew Garrett 270d456194SMatthew Garrett /* per port private data */ 280d456194SMatthew Garrett 290d456194SMatthew Garrett #define N_IN_URB 4 300d456194SMatthew Garrett #define N_OUT_URB 4 310d456194SMatthew Garrett #define IN_BUFLEN 4096 320d456194SMatthew Garrett #define OUT_BUFLEN 4096 330d456194SMatthew Garrett 340d456194SMatthew Garrett struct usb_wwan_intf_private { 350d456194SMatthew Garrett spinlock_t susp_lock; 360d456194SMatthew Garrett unsigned int suspended:1; 37*669e729fSDavid Ward unsigned int use_send_setup:1; 380d456194SMatthew Garrett int in_flight; 39c1c01803SJohan Hovold unsigned int open_ports; 400d456194SMatthew Garrett void *private; 410d456194SMatthew Garrett }; 420d456194SMatthew Garrett 430d456194SMatthew Garrett struct usb_wwan_port_private { 440d456194SMatthew Garrett /* Input endpoints and buffer for this port */ 450d456194SMatthew Garrett struct urb *in_urbs[N_IN_URB]; 460d456194SMatthew Garrett u8 *in_buffer[N_IN_URB]; 470d456194SMatthew Garrett /* Output endpoints and buffer for this port */ 480d456194SMatthew Garrett struct urb *out_urbs[N_OUT_URB]; 490d456194SMatthew Garrett u8 *out_buffer[N_OUT_URB]; 500d456194SMatthew Garrett unsigned long out_busy; /* Bit vector of URBs in use */ 510d456194SMatthew Garrett struct usb_anchor delayed; 520d456194SMatthew Garrett 530d456194SMatthew Garrett /* Settings for the port */ 540d456194SMatthew Garrett int rts_state; /* Handshaking pins (outputs) */ 550d456194SMatthew Garrett int dtr_state; 560d456194SMatthew Garrett int cts_state; /* Handshaking pins (inputs) */ 570d456194SMatthew Garrett int dsr_state; 580d456194SMatthew Garrett int dcd_state; 590d456194SMatthew Garrett int ri_state; 600d456194SMatthew Garrett 610d456194SMatthew Garrett unsigned long tx_start_time[N_OUT_URB]; 620d456194SMatthew Garrett }; 630d456194SMatthew Garrett 640d456194SMatthew Garrett #endif /* __LINUX_USB_USB_WWAN */ 65