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0d456194 MG |
1 | /* |
2 | * Definitions for USB serial mobile broadband cards | |
3 | */ | |
4 | ||
5 | #ifndef __LINUX_USB_USB_WWAN | |
6 | #define __LINUX_USB_USB_WWAN | |
7 | ||
8 | extern void usb_wwan_dtr_rts(struct usb_serial_port *port, int on); | |
9 | extern int usb_wwan_open(struct tty_struct *tty, struct usb_serial_port *port); | |
10 | extern void usb_wwan_close(struct usb_serial_port *port); | |
b8f0e820 | 11 | extern int usb_wwan_port_probe(struct usb_serial_port *port); |
a1028f0a | 12 | extern int usb_wwan_port_remove(struct usb_serial_port *port); |
0d456194 | 13 | extern int usb_wwan_write_room(struct tty_struct *tty); |
60b33c13 | 14 | extern int usb_wwan_tiocmget(struct tty_struct *tty); |
20b9d177 | 15 | extern int usb_wwan_tiocmset(struct tty_struct *tty, |
0d456194 | 16 | unsigned int set, unsigned int clear); |
00a0d0d6 | 17 | extern int usb_wwan_ioctl(struct tty_struct *tty, |
02303f73 | 18 | unsigned int cmd, unsigned long arg); |
0d456194 MG |
19 | extern int usb_wwan_write(struct tty_struct *tty, struct usb_serial_port *port, |
20 | const unsigned char *buf, int count); | |
21 | extern int usb_wwan_chars_in_buffer(struct tty_struct *tty); | |
22 | #ifdef CONFIG_PM | |
23 | extern int usb_wwan_suspend(struct usb_serial *serial, pm_message_t message); | |
24 | extern int usb_wwan_resume(struct usb_serial *serial); | |
25 | #endif | |
26 | ||
27 | /* per port private data */ | |
28 | ||
29 | #define N_IN_URB 4 | |
30 | #define N_OUT_URB 4 | |
31 | #define IN_BUFLEN 4096 | |
32 | #define OUT_BUFLEN 4096 | |
33 | ||
34 | struct usb_wwan_intf_private { | |
35 | spinlock_t susp_lock; | |
36 | unsigned int suspended:1; | |
37 | int in_flight; | |
c1c01803 | 38 | unsigned int open_ports; |
0d456194 MG |
39 | int (*send_setup) (struct usb_serial_port *port); |
40 | void *private; | |
41 | }; | |
42 | ||
43 | struct usb_wwan_port_private { | |
44 | /* Input endpoints and buffer for this port */ | |
45 | struct urb *in_urbs[N_IN_URB]; | |
46 | u8 *in_buffer[N_IN_URB]; | |
47 | /* Output endpoints and buffer for this port */ | |
48 | struct urb *out_urbs[N_OUT_URB]; | |
49 | u8 *out_buffer[N_OUT_URB]; | |
50 | unsigned long out_busy; /* Bit vector of URBs in use */ | |
0d456194 MG |
51 | struct usb_anchor delayed; |
52 | ||
53 | /* Settings for the port */ | |
54 | int rts_state; /* Handshaking pins (outputs) */ | |
55 | int dtr_state; | |
56 | int cts_state; /* Handshaking pins (inputs) */ | |
57 | int dsr_state; | |
58 | int dcd_state; | |
59 | int ri_state; | |
60 | ||
61 | unsigned long tx_start_time[N_OUT_URB]; | |
62 | }; | |
63 | ||
64 | #endif /* __LINUX_USB_USB_WWAN */ |