2 USB Driver for Sierra Wireless
4 Copyright (C) 2006, 2007, 2008 Kevin Lloyd <klloyd@sierrawireless.com>
6 IMPORTANT DISCLAIMER: This driver is not commercially supported by
7 Sierra Wireless. Use at your own risk.
9 This driver is free software; you can redistribute it and/or modify
10 it under the terms of Version 2 of the GNU General Public License as
11 published by the Free Software Foundation.
13 Portions based on the option driver by Matthias Urlichs <smurf@smurf.noris.de>
14 Whom based his on the Keyspan driver by Hugh Blemings <hugh@blemings.org>
17 #define DRIVER_VERSION "v.1.2.9c"
18 #define DRIVER_AUTHOR "Kevin Lloyd <klloyd@sierrawireless.com>"
19 #define DRIVER_DESC "USB Driver for Sierra Wireless USB modems"
21 #include <linux/kernel.h>
22 #include <linux/jiffies.h>
23 #include <linux/errno.h>
24 #include <linux/tty.h>
25 #include <linux/tty_flip.h>
26 #include <linux/module.h>
27 #include <linux/usb.h>
28 #include <linux/usb/serial.h>
29 #include <linux/usb/ch9.h>
31 #define SWIMS_USB_REQUEST_SetPower 0x00
32 #define SWIMS_USB_REQUEST_SetNmea 0x07
33 #define SWIMS_USB_REQUEST_SetMode 0x0B
34 #define SWIMS_SET_MODE_Modem 0x0001
36 /* per port private data */
39 #define IN_BUFLEN 4096
43 static int truinstall
= 1;
51 static int sierra_set_power_state(struct usb_device
*udev
, __u16 swiState
)
54 dev_dbg(&udev
->dev
, "%s", "SET POWER STATE\n");
55 result
= usb_control_msg(udev
, usb_sndctrlpipe(udev
, 0),
56 SWIMS_USB_REQUEST_SetPower
, /* __u8 request */
57 USB_TYPE_VENDOR
, /* __u8 request type */
58 swiState
, /* __u16 value */
60 NULL
, /* void *data */
62 USB_CTRL_SET_TIMEOUT
); /* int timeout */
66 static int sierra_set_ms_mode(struct usb_device
*udev
, __u16 eSWocMode
)
69 dev_dbg(&udev
->dev
, "%s", "DEVICE MODE SWITCH\n");
70 result
= usb_control_msg(udev
, usb_sndctrlpipe(udev
, 0),
71 SWIMS_USB_REQUEST_SetMode
, /* __u8 request */
72 USB_TYPE_VENDOR
, /* __u8 request type */
73 eSWocMode
, /* __u16 value */
74 0x0000, /* __u16 index */
75 NULL
, /* void *data */
77 USB_CTRL_SET_TIMEOUT
); /* int timeout */
81 static int sierra_vsc_set_nmea(struct usb_device
*udev
, __u16 enable
)
84 dev_dbg(&udev
->dev
, "%s", "NMEA Enable sent\n");
85 result
= usb_control_msg(udev
, usb_sndctrlpipe(udev
, 0),
86 SWIMS_USB_REQUEST_SetNmea
, /* __u8 request */
87 USB_TYPE_VENDOR
, /* __u8 request type */
88 enable
, /* __u16 value */
89 0x0000, /* __u16 index */
90 NULL
, /* void *data */
92 USB_CTRL_SET_TIMEOUT
); /* int timeout */
96 static int sierra_calc_num_ports(struct usb_serial
*serial
)
99 int *num_ports
= usb_get_serial_data(serial
);
105 usb_set_serial_data(serial
, NULL
);
111 static int sierra_calc_interface(struct usb_serial
*serial
)
114 struct usb_interface
*p_interface
;
115 struct usb_host_interface
*p_host_interface
;
117 /* Get the interface structure pointer from the serial struct */
118 p_interface
= serial
->interface
;
120 /* Get a pointer to the host interface structure */
121 p_host_interface
= p_interface
->cur_altsetting
;
123 /* read the interface descriptor for this active altsetting
124 * to find out the interface number we are on
126 interface
= p_host_interface
->desc
.bInterfaceNumber
;
131 static int sierra_probe(struct usb_serial
*serial
,
132 const struct usb_device_id
*id
)
135 struct usb_device
*udev
;
139 num_ports
= kmalloc(sizeof(*num_ports
), GFP_KERNEL
);
143 ifnum
= serial
->interface
->cur_altsetting
->desc
.bInterfaceNumber
;
146 /* Figure out the interface number from the serial structure */
147 ifnum
= sierra_calc_interface(serial
);
150 * If this interface supports more than 1 alternate
153 if (serial
->interface
->num_altsetting
== 2) {
155 "Selecting alt setting for interface %d\n",
158 /* We know the alternate setting is 1 for the MC8785 */
159 usb_set_interface(udev
, ifnum
, 1);
162 /* Check if in installer mode */
163 if (truinstall
&& id
->driver_info
== DEVICE_INSTALLER
) {
164 dev_dbg(&udev
->dev
, "%s", "FOUND TRU-INSTALL DEVICE(SW)\n");
165 result
= sierra_set_ms_mode(udev
, SWIMS_SET_MODE_Modem
);
166 /* Don't bind to the device when in installer mode */
169 } else if (id
->driver_info
== DEVICE_1_PORT
)
171 else if (ifnum
== 0x99)
176 * save off our num_ports info so that we can use it in the
177 * calc_num_ports callback
179 usb_set_serial_data(serial
, (void *)num_ports
);
184 static struct usb_device_id id_table
[] = {
185 { USB_DEVICE(0x1199, 0x0017) }, /* Sierra Wireless EM5625 */
186 { USB_DEVICE(0x1199, 0x0018) }, /* Sierra Wireless MC5720 */
187 { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */
188 { USB_DEVICE(0x0f30, 0x1b1d) }, /* Sierra Wireless MC5720 */
189 { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */
190 { USB_DEVICE(0x1199, 0x0220) }, /* Sierra Wireless MC5725 */
191 { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */
192 { USB_DEVICE(0x1199, 0x0021) }, /* Sierra Wireless AirCard 597E */
193 { USB_DEVICE(0x1199, 0x0120) }, /* Sierra Wireless USB Dongle 595U */
194 { USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x0023, 0xFF, 0xFF, 0xFF) }, /* Sierra Wireless C597 */
196 { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */
197 { USB_DEVICE(0x1199, 0x6804) }, /* Sierra Wireless MC8755 */
198 { USB_DEVICE(0x1199, 0x6803) }, /* Sierra Wireless MC8765 */
199 { USB_DEVICE(0x1199, 0x6812) }, /* Sierra Wireless MC8775 & AC 875U */
200 { USB_DEVICE(0x1199, 0x6813) }, /* Sierra Wireless MC8775 (Thinkpad internal) */
201 { USB_DEVICE(0x1199, 0x6815) }, /* Sierra Wireless MC8775 */
202 { USB_DEVICE(0x03f0, 0x1e1d) }, /* HP hs2300 a.k.a MC8775 */
203 { USB_DEVICE(0x1199, 0x6820) }, /* Sierra Wireless AirCard 875 */
204 { USB_DEVICE(0x1199, 0x6821) }, /* Sierra Wireless AirCard 875U */
205 { USB_DEVICE(0x1199, 0x6832) }, /* Sierra Wireless MC8780*/
206 { USB_DEVICE(0x1199, 0x6833) }, /* Sierra Wireless MC8781*/
207 { USB_DEVICE(0x1199, 0x683B), .driver_info
= DEVICE_1_PORT
}, /* Sierra Wireless MC8785 Composite*/
208 { USB_DEVICE(0x1199, 0x6850) }, /* Sierra Wireless AirCard 880 */
209 { USB_DEVICE(0x1199, 0x6851) }, /* Sierra Wireless AirCard 881 */
210 { USB_DEVICE(0x1199, 0x6852) }, /* Sierra Wireless AirCard 880 E */
211 { USB_DEVICE(0x1199, 0x6853) }, /* Sierra Wireless AirCard 881 E */
212 { USB_DEVICE(0x1199, 0x6855) }, /* Sierra Wireless AirCard 880 U */
213 { USB_DEVICE(0x1199, 0x6856) }, /* Sierra Wireless AirCard 881 U */
214 { USB_DEVICE(0x1199, 0x6859), .driver_info
= DEVICE_1_PORT
}, /* Sierra Wireless AirCard 885 E */
215 { USB_DEVICE(0x1199, 0x685A), .driver_info
= DEVICE_1_PORT
}, /* Sierra Wireless AirCard 885 E */
217 { USB_DEVICE(0x1199, 0x6468) }, /* Sierra Wireless MP3G - EVDO */
218 { USB_DEVICE(0x1199, 0x6469) }, /* Sierra Wireless MP3G - UMTS/HSPA */
220 { USB_DEVICE(0x1199, 0x0112), .driver_info
= DEVICE_1_PORT
}, /* Sierra Wireless AirCard 580 */
221 { USB_DEVICE(0x0F3D, 0x0112), .driver_info
= DEVICE_1_PORT
}, /* Airprime/Sierra PC 5220 */
223 { USB_DEVICE(0x1199, 0x0FFF), .driver_info
= DEVICE_INSTALLER
},
226 MODULE_DEVICE_TABLE(usb
, id_table
);
228 static struct usb_driver sierra_driver
= {
230 .probe
= usb_serial_probe
,
231 .disconnect
= usb_serial_disconnect
,
232 .id_table
= id_table
,
236 struct sierra_port_private
{
237 spinlock_t lock
; /* lock the structure */
238 int outstanding_urbs
; /* number of out urbs in flight */
240 /* Input endpoints and buffers for this port */
241 struct urb
*in_urbs
[N_IN_URB
];
242 char *in_buffer
[N_IN_URB
];
244 /* Settings for the port */
245 int rts_state
; /* Handshaking pins (outputs) */
247 int cts_state
; /* Handshaking pins (inputs) */
253 static int sierra_send_setup(struct usb_serial_port
*port
)
255 struct usb_serial
*serial
= port
->serial
;
256 struct sierra_port_private
*portdata
;
259 dbg("%s", __FUNCTION__
);
261 portdata
= usb_get_serial_port_data(port
);
265 if (portdata
->dtr_state
)
267 if (portdata
->rts_state
)
270 /* Determine which port is targeted */
271 if (port
->bulk_out_endpointAddress
== 2)
273 else if (port
->bulk_out_endpointAddress
== 4)
275 else if (port
->bulk_out_endpointAddress
== 5)
278 return usb_control_msg(serial
->dev
,
279 usb_rcvctrlpipe(serial
->dev
, 0),
280 0x22, 0x21, val
, interface
,
281 NULL
, 0, USB_CTRL_SET_TIMEOUT
);
287 static void sierra_rx_throttle(struct usb_serial_port
*port
)
289 dbg("%s", __FUNCTION__
);
292 static void sierra_rx_unthrottle(struct usb_serial_port
*port
)
294 dbg("%s", __FUNCTION__
);
297 static void sierra_break_ctl(struct usb_serial_port
*port
, int break_state
)
299 /* Unfortunately, I don't know how to send a break */
300 dbg("%s", __FUNCTION__
);
303 static void sierra_set_termios(struct usb_serial_port
*port
,
304 struct ktermios
*old_termios
)
306 dbg("%s", __FUNCTION__
);
307 tty_termios_copy_hw(port
->tty
->termios
, old_termios
);
308 sierra_send_setup(port
);
311 static int sierra_tiocmget(struct usb_serial_port
*port
, struct file
*file
)
314 struct sierra_port_private
*portdata
;
316 portdata
= usb_get_serial_port_data(port
);
318 value
= ((portdata
->rts_state
) ? TIOCM_RTS
: 0) |
319 ((portdata
->dtr_state
) ? TIOCM_DTR
: 0) |
320 ((portdata
->cts_state
) ? TIOCM_CTS
: 0) |
321 ((portdata
->dsr_state
) ? TIOCM_DSR
: 0) |
322 ((portdata
->dcd_state
) ? TIOCM_CAR
: 0) |
323 ((portdata
->ri_state
) ? TIOCM_RNG
: 0);
328 static int sierra_tiocmset(struct usb_serial_port
*port
, struct file
*file
,
329 unsigned int set
, unsigned int clear
)
331 struct sierra_port_private
*portdata
;
333 portdata
= usb_get_serial_port_data(port
);
336 portdata
->rts_state
= 1;
338 portdata
->dtr_state
= 1;
340 if (clear
& TIOCM_RTS
)
341 portdata
->rts_state
= 0;
342 if (clear
& TIOCM_DTR
)
343 portdata
->dtr_state
= 0;
344 return sierra_send_setup(port
);
347 static int sierra_ioctl(struct usb_serial_port
*port
, struct file
*file
,
348 unsigned int cmd
, unsigned long arg
)
353 static void sierra_outdat_callback(struct urb
*urb
)
355 struct usb_serial_port
*port
= urb
->context
;
356 struct sierra_port_private
*portdata
= usb_get_serial_port_data(port
);
357 int status
= urb
->status
;
360 dbg("%s - port %d", __FUNCTION__
, port
->number
);
362 /* free up the transfer buffer, as usb_free_urb() does not do this */
363 kfree(urb
->transfer_buffer
);
366 dbg("%s - nonzero write bulk status received: %d",
367 __FUNCTION__
, status
);
369 spin_lock_irqsave(&portdata
->lock
, flags
);
370 --portdata
->outstanding_urbs
;
371 spin_unlock_irqrestore(&portdata
->lock
, flags
);
373 usb_serial_port_softint(port
);
377 static int sierra_write(struct usb_serial_port
*port
,
378 const unsigned char *buf
, int count
)
380 struct sierra_port_private
*portdata
= usb_get_serial_port_data(port
);
381 struct usb_serial
*serial
= port
->serial
;
383 unsigned char *buffer
;
387 portdata
= usb_get_serial_port_data(port
);
389 dbg("%s: write (%d chars)", __FUNCTION__
, count
);
391 spin_lock_irqsave(&portdata
->lock
, flags
);
392 if (portdata
->outstanding_urbs
> N_OUT_URB
) {
393 spin_unlock_irqrestore(&portdata
->lock
, flags
);
394 dbg("%s - write limit hit\n", __FUNCTION__
);
397 portdata
->outstanding_urbs
++;
398 spin_unlock_irqrestore(&portdata
->lock
, flags
);
400 buffer
= kmalloc(count
, GFP_ATOMIC
);
402 dev_err(&port
->dev
, "out of memory\n");
404 goto error_no_buffer
;
407 urb
= usb_alloc_urb(0, GFP_ATOMIC
);
409 dev_err(&port
->dev
, "no more free urbs\n");
414 memcpy(buffer
, buf
, count
);
416 usb_serial_debug_data(debug
, &port
->dev
, __FUNCTION__
, count
, buffer
);
418 usb_fill_bulk_urb(urb
, serial
->dev
,
419 usb_sndbulkpipe(serial
->dev
,
420 port
->bulk_out_endpointAddress
),
421 buffer
, count
, sierra_outdat_callback
, port
);
423 /* send it down the pipe */
424 status
= usb_submit_urb(urb
, GFP_ATOMIC
);
426 dev_err(&port
->dev
, "%s - usb_submit_urb(write bulk) failed "
427 "with status = %d\n", __FUNCTION__
, status
);
432 /* we are done with this urb, so let the host driver
433 * really free it when it is finished with it */
442 spin_lock_irqsave(&portdata
->lock
, flags
);
443 --portdata
->outstanding_urbs
;
444 spin_unlock_irqrestore(&portdata
->lock
, flags
);
448 static void sierra_indat_callback(struct urb
*urb
)
452 struct usb_serial_port
*port
;
453 struct tty_struct
*tty
;
454 unsigned char *data
= urb
->transfer_buffer
;
455 int status
= urb
->status
;
457 dbg("%s: %p", __FUNCTION__
, urb
);
459 endpoint
= usb_pipeendpoint(urb
->pipe
);
460 port
= (struct usb_serial_port
*) urb
->context
;
463 dbg("%s: nonzero status: %d on endpoint %02x.",
464 __FUNCTION__
, status
, endpoint
);
467 if (urb
->actual_length
) {
468 tty_buffer_request_room(tty
, urb
->actual_length
);
469 tty_insert_flip_string(tty
, data
, urb
->actual_length
);
470 tty_flip_buffer_push(tty
);
472 dbg("%s: empty read urb received", __FUNCTION__
);
475 /* Resubmit urb so we continue receiving */
476 if (port
->open_count
&& status
!= -ESHUTDOWN
) {
477 err
= usb_submit_urb(urb
, GFP_ATOMIC
);
479 dev_err(&port
->dev
, "resubmit read urb failed."
486 static void sierra_instat_callback(struct urb
*urb
)
489 int status
= urb
->status
;
490 struct usb_serial_port
*port
= (struct usb_serial_port
*) urb
->context
;
491 struct sierra_port_private
*portdata
= usb_get_serial_port_data(port
);
492 struct usb_serial
*serial
= port
->serial
;
494 dbg("%s", __FUNCTION__
);
495 dbg("%s: urb %p port %p has data %p", __FUNCTION__
, urb
, port
, portdata
);
498 struct usb_ctrlrequest
*req_pkt
=
499 (struct usb_ctrlrequest
*)urb
->transfer_buffer
;
502 dbg("%s: NULL req_pkt\n", __FUNCTION__
);
505 if ((req_pkt
->bRequestType
== 0xA1) &&
506 (req_pkt
->bRequest
== 0x20)) {
508 unsigned char signals
= *((unsigned char *)
509 urb
->transfer_buffer
+
510 sizeof(struct usb_ctrlrequest
));
512 dbg("%s: signal x%x", __FUNCTION__
, signals
);
514 old_dcd_state
= portdata
->dcd_state
;
515 portdata
->cts_state
= 1;
516 portdata
->dcd_state
= ((signals
& 0x01) ? 1 : 0);
517 portdata
->dsr_state
= ((signals
& 0x02) ? 1 : 0);
518 portdata
->ri_state
= ((signals
& 0x08) ? 1 : 0);
520 if (port
->tty
&& !C_CLOCAL(port
->tty
) &&
521 old_dcd_state
&& !portdata
->dcd_state
)
522 tty_hangup(port
->tty
);
524 dbg("%s: type %x req %x", __FUNCTION__
,
525 req_pkt
->bRequestType
, req_pkt
->bRequest
);
528 dbg("%s: error %d", __FUNCTION__
, status
);
530 /* Resubmit urb so we continue receiving IRQ data */
531 if (status
!= -ESHUTDOWN
) {
532 urb
->dev
= serial
->dev
;
533 err
= usb_submit_urb(urb
, GFP_ATOMIC
);
535 dbg("%s: resubmit intr urb failed. (%d)",
540 static int sierra_write_room(struct usb_serial_port
*port
)
542 struct sierra_port_private
*portdata
= usb_get_serial_port_data(port
);
545 dbg("%s - port %d", __FUNCTION__
, port
->number
);
547 /* try to give a good number back based on if we have any free urbs at
548 * this point in time */
549 spin_lock_irqsave(&portdata
->lock
, flags
);
550 if (portdata
->outstanding_urbs
> N_OUT_URB
* 2 / 3) {
551 spin_unlock_irqrestore(&portdata
->lock
, flags
);
552 dbg("%s - write limit hit\n", __FUNCTION__
);
555 spin_unlock_irqrestore(&portdata
->lock
, flags
);
560 static int sierra_chars_in_buffer(struct usb_serial_port
*port
)
562 dbg("%s - port %d", __FUNCTION__
, port
->number
);
565 * We can't really account for how much data we
566 * have sent out, but hasn't made it through to the
567 * device as we can't see the backend here, so just
568 * tell the tty layer that everything is flushed.
573 static int sierra_open(struct usb_serial_port
*port
, struct file
*filp
)
575 struct sierra_port_private
*portdata
;
576 struct usb_serial
*serial
= port
->serial
;
581 portdata
= usb_get_serial_port_data(port
);
583 dbg("%s", __FUNCTION__
);
585 /* Set some sane defaults */
586 portdata
->rts_state
= 1;
587 portdata
->dtr_state
= 1;
589 /* Reset low level data toggle and start reading from endpoints */
590 for (i
= 0; i
< N_IN_URB
; i
++) {
591 urb
= portdata
->in_urbs
[i
];
594 if (urb
->dev
!= serial
->dev
) {
595 dbg("%s: dev %p != %p", __FUNCTION__
,
596 urb
->dev
, serial
->dev
);
601 * make sure endpoint data toggle is synchronized with the
604 usb_clear_halt(urb
->dev
, urb
->pipe
);
606 result
= usb_submit_urb(urb
, GFP_KERNEL
);
608 dev_err(&port
->dev
, "submit urb %d failed (%d) %d\n",
609 i
, result
, urb
->transfer_buffer_length
);
613 port
->tty
->low_latency
= 1;
615 sierra_send_setup(port
);
617 /* start up the interrupt endpoint if we have one */
618 if (port
->interrupt_in_urb
) {
619 result
= usb_submit_urb(port
->interrupt_in_urb
, GFP_KERNEL
);
621 dev_err(&port
->dev
, "submit irq_in urb failed %d\n",
627 static void sierra_close(struct usb_serial_port
*port
, struct file
*filp
)
630 struct usb_serial
*serial
= port
->serial
;
631 struct sierra_port_private
*portdata
;
633 dbg("%s", __FUNCTION__
);
634 portdata
= usb_get_serial_port_data(port
);
636 portdata
->rts_state
= 0;
637 portdata
->dtr_state
= 0;
640 mutex_lock(&serial
->disc_mutex
);
641 if (!serial
->disconnected
)
642 sierra_send_setup(port
);
643 mutex_unlock(&serial
->disc_mutex
);
645 /* Stop reading/writing urbs */
646 for (i
= 0; i
< N_IN_URB
; i
++)
647 usb_kill_urb(portdata
->in_urbs
[i
]);
650 usb_kill_urb(port
->interrupt_in_urb
);
655 static int sierra_startup(struct usb_serial
*serial
)
657 struct usb_serial_port
*port
;
658 struct sierra_port_private
*portdata
;
663 dbg("%s", __FUNCTION__
);
665 /* Set Device mode to D0 */
666 sierra_set_power_state(serial
->dev
, 0x0000);
668 /* Check NMEA and set */
670 sierra_vsc_set_nmea(serial
->dev
, 1);
672 /* Now setup per port private data */
673 for (i
= 0; i
< serial
->num_ports
; i
++) {
674 port
= serial
->port
[i
];
675 portdata
= kzalloc(sizeof(*portdata
), GFP_KERNEL
);
677 dbg("%s: kmalloc for sierra_port_private (%d) failed!.",
681 spin_lock_init(&portdata
->lock
);
682 for (j
= 0; j
< N_IN_URB
; j
++) {
683 portdata
->in_buffer
[j
] = kmalloc(IN_BUFLEN
, GFP_KERNEL
);
684 if (!portdata
->in_buffer
[j
]) {
685 for (--j
; j
>= 0; j
--)
686 kfree(portdata
->in_buffer
[j
]);
692 usb_set_serial_port_data(port
, portdata
);
694 /* initialize the in urbs */
695 for (j
= 0; j
< N_IN_URB
; ++j
) {
696 urb
= usb_alloc_urb(0, GFP_KERNEL
);
698 dbg("%s: alloc for in port failed.",
702 /* Fill URB using supplied data. */
703 usb_fill_bulk_urb(urb
, serial
->dev
,
704 usb_rcvbulkpipe(serial
->dev
,
705 port
->bulk_in_endpointAddress
),
706 portdata
->in_buffer
[j
], IN_BUFLEN
,
707 sierra_indat_callback
, port
);
708 portdata
->in_urbs
[j
] = urb
;
715 static void sierra_shutdown(struct usb_serial
*serial
)
718 struct usb_serial_port
*port
;
719 struct sierra_port_private
*portdata
;
721 dbg("%s", __FUNCTION__
);
723 for (i
= 0; i
< serial
->num_ports
; ++i
) {
724 port
= serial
->port
[i
];
727 portdata
= usb_get_serial_port_data(port
);
731 for (j
= 0; j
< N_IN_URB
; j
++) {
732 usb_kill_urb(portdata
->in_urbs
[j
]);
733 usb_free_urb(portdata
->in_urbs
[j
]);
734 kfree(portdata
->in_buffer
[j
]);
737 usb_set_serial_port_data(port
, NULL
);
741 static struct usb_serial_driver sierra_device
= {
743 .owner
= THIS_MODULE
,
746 .description
= "Sierra USB modem",
747 .id_table
= id_table
,
748 .usb_driver
= &sierra_driver
,
749 .calc_num_ports
= sierra_calc_num_ports
,
750 .probe
= sierra_probe
,
752 .close
= sierra_close
,
753 .write
= sierra_write
,
754 .write_room
= sierra_write_room
,
755 .chars_in_buffer
= sierra_chars_in_buffer
,
756 .throttle
= sierra_rx_throttle
,
757 .unthrottle
= sierra_rx_unthrottle
,
758 .ioctl
= sierra_ioctl
,
759 .set_termios
= sierra_set_termios
,
760 .break_ctl
= sierra_break_ctl
,
761 .tiocmget
= sierra_tiocmget
,
762 .tiocmset
= sierra_tiocmset
,
763 .attach
= sierra_startup
,
764 .shutdown
= sierra_shutdown
,
765 .read_int_callback
= sierra_instat_callback
,
768 /* Functions used by new usb-serial code. */
769 static int __init
sierra_init(void)
772 retval
= usb_serial_register(&sierra_device
);
774 goto failed_device_register
;
777 retval
= usb_register(&sierra_driver
);
779 goto failed_driver_register
;
781 info(DRIVER_DESC
": " DRIVER_VERSION
);
785 failed_driver_register
:
786 usb_serial_deregister(&sierra_device
);
787 failed_device_register
:
791 static void __exit
sierra_exit(void)
793 usb_deregister (&sierra_driver
);
794 usb_serial_deregister(&sierra_device
);
797 module_init(sierra_init
);
798 module_exit(sierra_exit
);
800 MODULE_AUTHOR(DRIVER_AUTHOR
);
801 MODULE_DESCRIPTION(DRIVER_DESC
);
802 MODULE_VERSION(DRIVER_VERSION
);
803 MODULE_LICENSE("GPL");
805 module_param(truinstall
, bool, 0);
806 MODULE_PARM_DESC(truinstall
, "TRU-Install support");
808 module_param(nmea
, bool, 0);
809 MODULE_PARM_DESC(nmea
, "NMEA streaming");
811 #ifdef CONFIG_USB_DEBUG
812 module_param(debug
, bool, S_IRUGO
| S_IWUSR
);
813 MODULE_PARM_DESC(debug
, "Debug messages");