Commit | Line | Data |
---|---|---|
07dc1f9f HL |
1 | /* |
2 | * USB driver for Gigaset 307x directly or using M105 Data. | |
3 | * | |
70440cf2 | 4 | * Copyright (c) 2001 by Stefan Eilers |
07dc1f9f HL |
5 | * and Hansjoerg Lipp <hjlipp@web.de>. |
6 | * | |
7 | * This driver was derived from the USB skeleton driver by | |
8 | * Greg Kroah-Hartman <greg@kroah.com> | |
9 | * | |
10 | * ===================================================================== | |
11 | * This program is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU General Public License as | |
13 | * published by the Free Software Foundation; either version 2 of | |
14 | * the License, or (at your option) any later version. | |
15 | * ===================================================================== | |
07dc1f9f HL |
16 | */ |
17 | ||
18 | #include "gigaset.h" | |
07dc1f9f HL |
19 | #include <linux/usb.h> |
20 | #include <linux/module.h> | |
21 | #include <linux/moduleparam.h> | |
22 | ||
23 | /* Version Information */ | |
70440cf2 | 24 | #define DRIVER_AUTHOR "Hansjoerg Lipp <hjlipp@web.de>, Stefan Eilers" |
07dc1f9f HL |
25 | #define DRIVER_DESC "USB Driver for Gigaset 307x using M105" |
26 | ||
27 | /* Module parameters */ | |
28 | ||
29 | static int startmode = SM_ISDN; | |
30 | static int cidmode = 1; | |
31 | ||
32 | module_param(startmode, int, S_IRUGO); | |
33 | module_param(cidmode, int, S_IRUGO); | |
34 | MODULE_PARM_DESC(startmode, "start in isdn4linux mode"); | |
35 | MODULE_PARM_DESC(cidmode, "Call-ID mode"); | |
36 | ||
37 | #define GIGASET_MINORS 1 | |
38 | #define GIGASET_MINOR 8 | |
39 | #define GIGASET_MODULENAME "usb_gigaset" | |
07dc1f9f HL |
40 | #define GIGASET_DEVNAME "ttyGU" |
41 | ||
2032e2c2 | 42 | #define IF_WRITEBUF 2000 /* arbitrary limit */ |
07dc1f9f HL |
43 | |
44 | /* Values for the Gigaset M105 Data */ | |
45 | #define USB_M105_VENDOR_ID 0x0681 | |
46 | #define USB_M105_PRODUCT_ID 0x0009 | |
47 | ||
48 | /* table of devices that work with this driver */ | |
2032e2c2 | 49 | static const struct usb_device_id gigaset_table[] = { |
07dc1f9f HL |
50 | { USB_DEVICE(USB_M105_VENDOR_ID, USB_M105_PRODUCT_ID) }, |
51 | { } /* Terminating entry */ | |
52 | }; | |
53 | ||
54 | MODULE_DEVICE_TABLE(usb, gigaset_table); | |
55 | ||
07dc1f9f HL |
56 | /* |
57 | * Control requests (empty fields: 00) | |
58 | * | |
59 | * RT|RQ|VALUE|INDEX|LEN |DATA | |
60 | * In: | |
61 | * C1 08 01 | |
62 | * Get flags (1 byte). Bits: 0=dtr,1=rts,3-7:? | |
63 | * C1 0F ll ll | |
64 | * Get device information/status (llll: 0x200 and 0x40 seen). | |
65 | * Real size: I only saw MIN(llll,0x64). | |
66 | * Contents: seems to be always the same... | |
67 | * offset 0x00: Length of this structure (0x64) (len: 1,2,3 bytes) | |
68 | * offset 0x3c: String (16 bit chars): "MCCI USB Serial V2.0" | |
69 | * rest: ? | |
70 | * Out: | |
71 | * 41 11 | |
72 | * Initialize/reset device ? | |
73 | * 41 00 xx 00 | |
74 | * ? (xx=00 or 01; 01 on start, 00 on close) | |
75 | * 41 07 vv mm | |
76 | * Set/clear flags vv=value, mm=mask (see RQ 08) | |
77 | * 41 12 xx | |
78 | * Used before the following configuration requests are issued | |
79 | * (with xx=0x0f). I've seen other values<0xf, though. | |
80 | * 41 01 xx xx | |
81 | * Set baud rate. xxxx=ceil(0x384000/rate)=trunc(0x383fff/rate)+1. | |
82 | * 41 03 ps bb | |
83 | * Set byte size and parity. p: 0x20=even,0x10=odd,0x00=no parity | |
84 | * [ 0x30: m, 0x40: s ] | |
85 | * [s: 0: 1 stop bit; 1: 1.5; 2: 2] | |
86 | * bb: bits/byte (seen 7 and 8) | |
87 | * 41 13 -- -- -- -- 10 00 ww 00 00 00 xx 00 00 00 yy 00 00 00 zz 00 00 00 | |
88 | * ?? | |
89 | * Initialization: 01, 40, 00, 00 | |
90 | * Open device: 00 40, 00, 00 | |
91 | * yy and zz seem to be equal, either 0x00 or 0x0a | |
92 | * (ww,xx) pairs seen: (00,00), (00,40), (01,40), (09,80), (19,80) | |
93 | * 41 19 -- -- -- -- 06 00 00 00 00 xx 11 13 | |
94 | * Used after every "configuration sequence" (RQ 12, RQs 01/03/13). | |
95 | * xx is usually 0x00 but was 0x7e before starting data transfer | |
2032e2c2 TS |
96 | * in unimodem mode. So, this might be an array of characters that |
97 | * need special treatment ("commit all bufferd data"?), 11=^Q, 13=^S. | |
07dc1f9f HL |
98 | * |
99 | * Unimodem mode: use "modprobe ppp_async flag_time=0" as the device _needs_ two | |
100 | * flags per packet. | |
101 | */ | |
102 | ||
c652cbd8 | 103 | /* functions called if a device of this driver is connected/disconnected */ |
07dc1f9f | 104 | static int gigaset_probe(struct usb_interface *interface, |
784d5858 | 105 | const struct usb_device_id *id); |
07dc1f9f HL |
106 | static void gigaset_disconnect(struct usb_interface *interface); |
107 | ||
1ff0a529 TS |
108 | /* functions called before/after suspend */ |
109 | static int gigaset_suspend(struct usb_interface *intf, pm_message_t message); | |
110 | static int gigaset_resume(struct usb_interface *intf); | |
111 | static int gigaset_pre_reset(struct usb_interface *intf); | |
112 | ||
2032e2c2 | 113 | static struct gigaset_driver *driver; |
07dc1f9f HL |
114 | |
115 | /* usb specific object needed to register this driver with the usb subsystem */ | |
116 | static struct usb_driver gigaset_usb_driver = { | |
917f5085 TS |
117 | .name = GIGASET_MODULENAME, |
118 | .probe = gigaset_probe, | |
119 | .disconnect = gigaset_disconnect, | |
120 | .id_table = gigaset_table, | |
1ff0a529 TS |
121 | .suspend = gigaset_suspend, |
122 | .resume = gigaset_resume, | |
123 | .reset_resume = gigaset_resume, | |
124 | .pre_reset = gigaset_pre_reset, | |
125 | .post_reset = gigaset_resume, | |
07dc1f9f HL |
126 | }; |
127 | ||
128 | struct usb_cardstate { | |
917f5085 TS |
129 | struct usb_device *udev; /* usb device pointer */ |
130 | struct usb_interface *interface; /* interface for this device */ | |
9d4bee2b | 131 | int busy; /* bulk output in progress */ |
917f5085 TS |
132 | |
133 | /* Output buffer */ | |
784d5858 TS |
134 | unsigned char *bulk_out_buffer; |
135 | int bulk_out_size; | |
136 | __u8 bulk_out_endpointAddr; | |
137 | struct urb *bulk_out_urb; | |
917f5085 TS |
138 | |
139 | /* Input buffer */ | |
2032e2c2 | 140 | unsigned char *rcvbuf; |
784d5858 TS |
141 | int rcvbuf_size; |
142 | struct urb *read_urb; | |
143 | __u8 int_in_endpointAddr; | |
917f5085 | 144 | |
784d5858 | 145 | char bchars[6]; /* for request 0x19 */ |
07dc1f9f HL |
146 | }; |
147 | ||
07dc1f9f HL |
148 | static inline unsigned tiocm_to_gigaset(unsigned state) |
149 | { | |
150 | return ((state & TIOCM_DTR) ? 1 : 0) | ((state & TIOCM_RTS) ? 2 : 0); | |
151 | } | |
152 | ||
07dc1f9f | 153 | static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state, |
784d5858 | 154 | unsigned new_state) |
07dc1f9f | 155 | { |
784d5858 | 156 | struct usb_device *udev = cs->hw.usb->udev; |
07dc1f9f HL |
157 | unsigned mask, val; |
158 | int r; | |
159 | ||
160 | mask = tiocm_to_gigaset(old_state ^ new_state); | |
161 | val = tiocm_to_gigaset(new_state); | |
162 | ||
784d5858 | 163 | gig_dbg(DEBUG_USBREQ, "set flags 0x%02x with mask 0x%02x", val, mask); |
784d5858 TS |
164 | r = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 7, 0x41, |
165 | (val & 0xff) | ((mask & 0xff) << 8), 0, | |
166 | NULL, 0, 2000 /* timeout? */); | |
07dc1f9f HL |
167 | if (r < 0) |
168 | return r; | |
07dc1f9f HL |
169 | return 0; |
170 | } | |
171 | ||
b88bd956 TS |
172 | /* |
173 | * Set M105 configuration value | |
174 | * using undocumented device commands reverse engineered from USB traces | |
175 | * of the Siemens Windows driver | |
176 | */ | |
07dc1f9f HL |
177 | static int set_value(struct cardstate *cs, u8 req, u16 val) |
178 | { | |
784d5858 | 179 | struct usb_device *udev = cs->hw.usb->udev; |
07dc1f9f HL |
180 | int r, r2; |
181 | ||
784d5858 TS |
182 | gig_dbg(DEBUG_USBREQ, "request %02x (%04x)", |
183 | (unsigned)req, (unsigned)val); | |
184 | r = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x12, 0x41, | |
185 | 0xf /*?*/, 0, NULL, 0, 2000 /*?*/); | |
186 | /* no idea what this does */ | |
07dc1f9f | 187 | if (r < 0) { |
784d5858 | 188 | dev_err(&udev->dev, "error %d on request 0x12\n", -r); |
07dc1f9f HL |
189 | return r; |
190 | } | |
191 | ||
784d5858 TS |
192 | r = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), req, 0x41, |
193 | val, 0, NULL, 0, 2000 /*?*/); | |
07dc1f9f | 194 | if (r < 0) |
784d5858 TS |
195 | dev_err(&udev->dev, "error %d on request 0x%02x\n", |
196 | -r, (unsigned)req); | |
07dc1f9f | 197 | |
784d5858 TS |
198 | r2 = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x19, 0x41, |
199 | 0, 0, cs->hw.usb->bchars, 6, 2000 /*?*/); | |
07dc1f9f | 200 | if (r2 < 0) |
784d5858 | 201 | dev_err(&udev->dev, "error %d on request 0x19\n", -r2); |
07dc1f9f HL |
202 | |
203 | return r < 0 ? r : (r2 < 0 ? r2 : 0); | |
204 | } | |
205 | ||
b88bd956 TS |
206 | /* |
207 | * set the baud rate on the internal serial adapter | |
208 | * using the undocumented parameter setting command | |
209 | */ | |
07dc1f9f HL |
210 | static int gigaset_baud_rate(struct cardstate *cs, unsigned cflag) |
211 | { | |
212 | u16 val; | |
213 | u32 rate; | |
214 | ||
215 | cflag &= CBAUD; | |
216 | ||
217 | switch (cflag) { | |
07dc1f9f HL |
218 | case B300: rate = 300; break; |
219 | case B600: rate = 600; break; | |
220 | case B1200: rate = 1200; break; | |
221 | case B2400: rate = 2400; break; | |
222 | case B4800: rate = 4800; break; | |
223 | case B9600: rate = 9600; break; | |
224 | case B19200: rate = 19200; break; | |
225 | case B38400: rate = 38400; break; | |
226 | case B57600: rate = 57600; break; | |
227 | case B115200: rate = 115200; break; | |
228 | default: | |
229 | rate = 9600; | |
784d5858 TS |
230 | dev_err(cs->dev, "unsupported baudrate request 0x%x," |
231 | " using default of B9600\n", cflag); | |
07dc1f9f HL |
232 | } |
233 | ||
234 | val = 0x383fff / rate + 1; | |
235 | ||
236 | return set_value(cs, 1, val); | |
237 | } | |
238 | ||
b88bd956 TS |
239 | /* |
240 | * set the line format on the internal serial adapter | |
241 | * using the undocumented parameter setting command | |
242 | */ | |
07dc1f9f HL |
243 | static int gigaset_set_line_ctrl(struct cardstate *cs, unsigned cflag) |
244 | { | |
245 | u16 val = 0; | |
246 | ||
247 | /* set the parity */ | |
248 | if (cflag & PARENB) | |
249 | val |= (cflag & PARODD) ? 0x10 : 0x20; | |
250 | ||
251 | /* set the number of data bits */ | |
252 | switch (cflag & CSIZE) { | |
253 | case CS5: | |
254 | val |= 5 << 8; break; | |
255 | case CS6: | |
256 | val |= 6 << 8; break; | |
257 | case CS7: | |
258 | val |= 7 << 8; break; | |
259 | case CS8: | |
260 | val |= 8 << 8; break; | |
261 | default: | |
784d5858 | 262 | dev_err(cs->dev, "CSIZE was not CS5-CS8, using default of 8\n"); |
07dc1f9f HL |
263 | val |= 8 << 8; |
264 | break; | |
265 | } | |
266 | ||
267 | /* set the number of stop bits */ | |
268 | if (cflag & CSTOPB) { | |
269 | if ((cflag & CSIZE) == CS5) | |
2032e2c2 | 270 | val |= 1; /* 1.5 stop bits */ |
07dc1f9f HL |
271 | else |
272 | val |= 2; /* 2 stop bits */ | |
273 | } | |
274 | ||
275 | return set_value(cs, 3, val); | |
276 | } | |
277 | ||
07dc1f9f | 278 | |
2032e2c2 | 279 | /*============================================================================*/ |
07dc1f9f HL |
280 | static int gigaset_init_bchannel(struct bc_state *bcs) |
281 | { | |
282 | /* nothing to do for M10x */ | |
283 | gigaset_bchannel_up(bcs); | |
284 | return 0; | |
285 | } | |
286 | ||
287 | static int gigaset_close_bchannel(struct bc_state *bcs) | |
288 | { | |
289 | /* nothing to do for M10x */ | |
290 | gigaset_bchannel_down(bcs); | |
291 | return 0; | |
292 | } | |
293 | ||
07dc1f9f HL |
294 | static int write_modem(struct cardstate *cs); |
295 | static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb); | |
296 | ||
297 | ||
917f5085 TS |
298 | /* Write tasklet handler: Continue sending current skb, or send command, or |
299 | * start sending an skb from the send queue. | |
07dc1f9f HL |
300 | */ |
301 | static void gigaset_modem_fill(unsigned long data) | |
302 | { | |
303 | struct cardstate *cs = (struct cardstate *) data; | |
304 | struct bc_state *bcs = &cs->bcs[0]; /* only one channel */ | |
305 | struct cmdbuf_t *cb; | |
07dc1f9f HL |
306 | int again; |
307 | ||
784d5858 | 308 | gig_dbg(DEBUG_OUTPUT, "modem_fill"); |
07dc1f9f | 309 | |
9d4bee2b | 310 | if (cs->hw.usb->busy) { |
784d5858 | 311 | gig_dbg(DEBUG_OUTPUT, "modem_fill: busy"); |
07dc1f9f HL |
312 | return; |
313 | } | |
314 | ||
315 | do { | |
316 | again = 0; | |
317 | if (!bcs->tx_skb) { /* no skb is being sent */ | |
07dc1f9f | 318 | cb = cs->cmdbuf; |
07dc1f9f | 319 | if (cb) { /* commands to send? */ |
784d5858 | 320 | gig_dbg(DEBUG_OUTPUT, "modem_fill: cb"); |
07dc1f9f | 321 | if (send_cb(cs, cb) < 0) { |
784d5858 TS |
322 | gig_dbg(DEBUG_OUTPUT, |
323 | "modem_fill: send_cb failed"); | |
917f5085 TS |
324 | again = 1; /* no callback will be |
325 | called! */ | |
07dc1f9f HL |
326 | } |
327 | } else { /* skbs to send? */ | |
328 | bcs->tx_skb = skb_dequeue(&bcs->squeue); | |
329 | if (bcs->tx_skb) | |
784d5858 TS |
330 | gig_dbg(DEBUG_INTR, |
331 | "Dequeued skb (Adr: %lx)!", | |
332 | (unsigned long) bcs->tx_skb); | |
07dc1f9f HL |
333 | } |
334 | } | |
335 | ||
336 | if (bcs->tx_skb) { | |
784d5858 | 337 | gig_dbg(DEBUG_OUTPUT, "modem_fill: tx_skb"); |
07dc1f9f | 338 | if (write_modem(cs) < 0) { |
784d5858 TS |
339 | gig_dbg(DEBUG_OUTPUT, |
340 | "modem_fill: write_modem failed"); | |
07dc1f9f HL |
341 | again = 1; /* no callback will be called! */ |
342 | } | |
343 | } | |
344 | } while (again); | |
345 | } | |
346 | ||
b88bd956 TS |
347 | /* |
348 | * Interrupt Input URB completion routine | |
07dc1f9f | 349 | */ |
7d12e780 | 350 | static void gigaset_read_int_callback(struct urb *urb) |
07dc1f9f | 351 | { |
2032e2c2 TS |
352 | struct cardstate *cs = urb->context; |
353 | struct inbuf_t *inbuf = cs->inbuf; | |
dbd98231 | 354 | int status = urb->status; |
07dc1f9f | 355 | int r; |
07dc1f9f HL |
356 | unsigned numbytes; |
357 | unsigned char *src; | |
69049cc8 | 358 | unsigned long flags; |
07dc1f9f | 359 | |
dbd98231 | 360 | if (!status) { |
07dc1f9f HL |
361 | numbytes = urb->actual_length; |
362 | ||
363 | if (numbytes) { | |
2032e2c2 | 364 | src = cs->hw.usb->rcvbuf; |
07dc1f9f | 365 | if (unlikely(*src)) |
784d5858 TS |
366 | dev_warn(cs->dev, |
367 | "%s: There was no leading 0, but 0x%02x!\n", | |
368 | __func__, (unsigned) *src); | |
07dc1f9f HL |
369 | ++src; /* skip leading 0x00 */ |
370 | --numbytes; | |
371 | if (gigaset_fill_inbuf(inbuf, src, numbytes)) { | |
784d5858 | 372 | gig_dbg(DEBUG_INTR, "%s-->BH", __func__); |
07dc1f9f HL |
373 | gigaset_schedule_event(inbuf->cs); |
374 | } | |
375 | } else | |
784d5858 | 376 | gig_dbg(DEBUG_INTR, "Received zero block length"); |
07dc1f9f HL |
377 | } else { |
378 | /* The urb might have been killed. */ | |
c652cbd8 | 379 | gig_dbg(DEBUG_ANY, "%s - nonzero status received: %d", |
dbd98231 | 380 | __func__, status); |
c652cbd8 TS |
381 | if (status == -ENOENT || status == -ESHUTDOWN) |
382 | /* killed or endpoint shutdown: don't resubmit */ | |
383 | return; | |
07dc1f9f | 384 | } |
784d5858 | 385 | |
c652cbd8 TS |
386 | /* resubmit URB */ |
387 | spin_lock_irqsave(&cs->lock, flags); | |
388 | if (!cs->connected) { | |
69049cc8 | 389 | spin_unlock_irqrestore(&cs->lock, flags); |
c8770dca | 390 | pr_err("%s: disconnected\n", __func__); |
c652cbd8 | 391 | return; |
07dc1f9f | 392 | } |
c652cbd8 TS |
393 | r = usb_submit_urb(urb, GFP_ATOMIC); |
394 | spin_unlock_irqrestore(&cs->lock, flags); | |
395 | if (r) | |
396 | dev_err(cs->dev, "error %d resubmitting URB\n", -r); | |
07dc1f9f HL |
397 | } |
398 | ||
399 | ||
917f5085 | 400 | /* This callback routine is called when data was transmitted to the device. */ |
7d12e780 | 401 | static void gigaset_write_bulk_callback(struct urb *urb) |
07dc1f9f | 402 | { |
d48c7784 | 403 | struct cardstate *cs = urb->context; |
dbd98231 | 404 | int status = urb->status; |
69049cc8 | 405 | unsigned long flags; |
07dc1f9f | 406 | |
c652cbd8 TS |
407 | switch (status) { |
408 | case 0: /* normal completion */ | |
409 | break; | |
410 | case -ENOENT: /* killed */ | |
411 | gig_dbg(DEBUG_ANY, "%s: killed", __func__); | |
9d4bee2b | 412 | cs->hw.usb->busy = 0; |
c652cbd8 TS |
413 | return; |
414 | default: | |
784d5858 | 415 | dev_err(cs->dev, "bulk transfer failed (status %d)\n", |
dbd98231 | 416 | -status); |
917f5085 | 417 | /* That's all we can do. Communication problems |
784d5858 | 418 | are handled by timeouts or network protocols. */ |
c652cbd8 | 419 | } |
07dc1f9f | 420 | |
69049cc8 TS |
421 | spin_lock_irqsave(&cs->lock, flags); |
422 | if (!cs->connected) { | |
c8770dca | 423 | pr_err("%s: disconnected\n", __func__); |
69049cc8 | 424 | } else { |
9d4bee2b | 425 | cs->hw.usb->busy = 0; |
69049cc8 TS |
426 | tasklet_schedule(&cs->write_tasklet); |
427 | } | |
428 | spin_unlock_irqrestore(&cs->lock, flags); | |
07dc1f9f HL |
429 | } |
430 | ||
431 | static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb) | |
432 | { | |
433 | struct cmdbuf_t *tcb; | |
434 | unsigned long flags; | |
435 | int count; | |
2032e2c2 | 436 | int status = -ENOENT; |
07dc1f9f HL |
437 | struct usb_cardstate *ucs = cs->hw.usb; |
438 | ||
439 | do { | |
440 | if (!cb->len) { | |
441 | tcb = cb; | |
442 | ||
443 | spin_lock_irqsave(&cs->cmdlock, flags); | |
444 | cs->cmdbytes -= cs->curlen; | |
784d5858 TS |
445 | gig_dbg(DEBUG_OUTPUT, "send_cb: sent %u bytes, %u left", |
446 | cs->curlen, cs->cmdbytes); | |
07dc1f9f HL |
447 | cs->cmdbuf = cb = cb->next; |
448 | if (cb) { | |
449 | cb->prev = NULL; | |
450 | cs->curlen = cb->len; | |
451 | } else { | |
452 | cs->lastcmdbuf = NULL; | |
453 | cs->curlen = 0; | |
454 | } | |
455 | spin_unlock_irqrestore(&cs->cmdlock, flags); | |
456 | ||
457 | if (tcb->wake_tasklet) | |
458 | tasklet_schedule(tcb->wake_tasklet); | |
459 | kfree(tcb); | |
460 | } | |
461 | if (cb) { | |
462 | count = min(cb->len, ucs->bulk_out_size); | |
69049cc8 TS |
463 | gig_dbg(DEBUG_OUTPUT, "send_cb: send %d bytes", count); |
464 | ||
07dc1f9f | 465 | usb_fill_bulk_urb(ucs->bulk_out_urb, ucs->udev, |
784d5858 TS |
466 | usb_sndbulkpipe(ucs->udev, |
467 | ucs->bulk_out_endpointAddr & 0x0f), | |
468 | cb->buf + cb->offset, count, | |
469 | gigaset_write_bulk_callback, cs); | |
07dc1f9f HL |
470 | |
471 | cb->offset += count; | |
472 | cb->len -= count; | |
9d4bee2b | 473 | ucs->busy = 1; |
07dc1f9f | 474 | |
69049cc8 | 475 | spin_lock_irqsave(&cs->lock, flags); |
2032e2c2 TS |
476 | status = cs->connected ? |
477 | usb_submit_urb(ucs->bulk_out_urb, GFP_ATOMIC) : | |
478 | -ENODEV; | |
69049cc8 TS |
479 | spin_unlock_irqrestore(&cs->lock, flags); |
480 | ||
07dc1f9f | 481 | if (status) { |
9d4bee2b | 482 | ucs->busy = 0; |
5002779d TS |
483 | dev_err(cs->dev, |
484 | "could not submit urb (error %d)\n", | |
485 | -status); | |
917f5085 TS |
486 | cb->len = 0; /* skip urb => remove cb+wakeup |
487 | in next loop cycle */ | |
07dc1f9f HL |
488 | } |
489 | } | |
917f5085 | 490 | } while (cb && status); /* next command on error */ |
07dc1f9f HL |
491 | |
492 | return status; | |
493 | } | |
494 | ||
917f5085 | 495 | /* Send command to device. */ |
07dc1f9f | 496 | static int gigaset_write_cmd(struct cardstate *cs, const unsigned char *buf, |
784d5858 | 497 | int len, struct tasklet_struct *wake_tasklet) |
07dc1f9f HL |
498 | { |
499 | struct cmdbuf_t *cb; | |
500 | unsigned long flags; | |
501 | ||
9d4bee2b | 502 | gigaset_dbg_buffer(cs->mstate != MS_LOCKED ? |
784d5858 | 503 | DEBUG_TRANSCMD : DEBUG_LOCKCMD, |
01371500 | 504 | "CMD Transmit", len, buf); |
07dc1f9f | 505 | |
07dc1f9f HL |
506 | if (len <= 0) |
507 | return 0; | |
2032e2c2 TS |
508 | cb = kmalloc(sizeof(struct cmdbuf_t) + len, GFP_ATOMIC); |
509 | if (!cb) { | |
784d5858 | 510 | dev_err(cs->dev, "%s: out of memory\n", __func__); |
07dc1f9f HL |
511 | return -ENOMEM; |
512 | } | |
513 | ||
514 | memcpy(cb->buf, buf, len); | |
515 | cb->len = len; | |
516 | cb->offset = 0; | |
517 | cb->next = NULL; | |
518 | cb->wake_tasklet = wake_tasklet; | |
519 | ||
520 | spin_lock_irqsave(&cs->cmdlock, flags); | |
521 | cb->prev = cs->lastcmdbuf; | |
522 | if (cs->lastcmdbuf) | |
523 | cs->lastcmdbuf->next = cb; | |
524 | else { | |
525 | cs->cmdbuf = cb; | |
526 | cs->curlen = len; | |
527 | } | |
528 | cs->cmdbytes += len; | |
529 | cs->lastcmdbuf = cb; | |
530 | spin_unlock_irqrestore(&cs->cmdlock, flags); | |
531 | ||
69049cc8 TS |
532 | spin_lock_irqsave(&cs->lock, flags); |
533 | if (cs->connected) | |
534 | tasklet_schedule(&cs->write_tasklet); | |
535 | spin_unlock_irqrestore(&cs->lock, flags); | |
07dc1f9f HL |
536 | return len; |
537 | } | |
538 | ||
539 | static int gigaset_write_room(struct cardstate *cs) | |
540 | { | |
07dc1f9f HL |
541 | unsigned bytes; |
542 | ||
07dc1f9f | 543 | bytes = cs->cmdbytes; |
07dc1f9f HL |
544 | return bytes < IF_WRITEBUF ? IF_WRITEBUF - bytes : 0; |
545 | } | |
546 | ||
547 | static int gigaset_chars_in_buffer(struct cardstate *cs) | |
548 | { | |
549 | return cs->cmdbytes; | |
550 | } | |
551 | ||
b88bd956 TS |
552 | /* |
553 | * set the break characters on the internal serial adapter | |
554 | * using undocumented device commands reverse engineered from USB traces | |
555 | * of the Siemens Windows driver | |
556 | */ | |
07dc1f9f HL |
557 | static int gigaset_brkchars(struct cardstate *cs, const unsigned char buf[6]) |
558 | { | |
784d5858 TS |
559 | struct usb_device *udev = cs->hw.usb->udev; |
560 | ||
01371500 | 561 | gigaset_dbg_buffer(DEBUG_USBREQ, "brkchars", 6, buf); |
07dc1f9f | 562 | memcpy(cs->hw.usb->bchars, buf, 6); |
784d5858 TS |
563 | return usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x19, 0x41, |
564 | 0, 0, &buf, 6, 2000); | |
07dc1f9f HL |
565 | } |
566 | ||
567 | static int gigaset_freebcshw(struct bc_state *bcs) | |
568 | { | |
21d36495 | 569 | /* unused */ |
07dc1f9f HL |
570 | return 1; |
571 | } | |
572 | ||
573 | /* Initialize the b-channel structure */ | |
574 | static int gigaset_initbcshw(struct bc_state *bcs) | |
575 | { | |
21d36495 TS |
576 | /* unused */ |
577 | bcs->hw.usb = NULL; | |
07dc1f9f HL |
578 | return 1; |
579 | } | |
580 | ||
581 | static void gigaset_reinitbcshw(struct bc_state *bcs) | |
582 | { | |
21d36495 | 583 | /* nothing to do for M10x */ |
07dc1f9f HL |
584 | } |
585 | ||
586 | static void gigaset_freecshw(struct cardstate *cs) | |
587 | { | |
07dc1f9f HL |
588 | tasklet_kill(&cs->write_tasklet); |
589 | kfree(cs->hw.usb); | |
590 | } | |
591 | ||
592 | static int gigaset_initcshw(struct cardstate *cs) | |
593 | { | |
594 | struct usb_cardstate *ucs; | |
595 | ||
596 | cs->hw.usb = ucs = | |
597 | kmalloc(sizeof(struct usb_cardstate), GFP_KERNEL); | |
c8770dca TS |
598 | if (!ucs) { |
599 | pr_err("out of memory\n"); | |
07dc1f9f | 600 | return 0; |
c8770dca | 601 | } |
07dc1f9f HL |
602 | |
603 | ucs->bchars[0] = 0; | |
604 | ucs->bchars[1] = 0; | |
605 | ucs->bchars[2] = 0; | |
606 | ucs->bchars[3] = 0; | |
607 | ucs->bchars[4] = 0x11; | |
608 | ucs->bchars[5] = 0x13; | |
609 | ucs->bulk_out_buffer = NULL; | |
610 | ucs->bulk_out_urb = NULL; | |
07dc1f9f HL |
611 | ucs->read_urb = NULL; |
612 | tasklet_init(&cs->write_tasklet, | |
5452fee2 | 613 | gigaset_modem_fill, (unsigned long) cs); |
07dc1f9f HL |
614 | |
615 | return 1; | |
616 | } | |
617 | ||
917f5085 | 618 | /* Send data from current skb to the device. */ |
07dc1f9f HL |
619 | static int write_modem(struct cardstate *cs) |
620 | { | |
d48c7784 | 621 | int ret = 0; |
07dc1f9f HL |
622 | int count; |
623 | struct bc_state *bcs = &cs->bcs[0]; /* only one channel */ | |
624 | struct usb_cardstate *ucs = cs->hw.usb; | |
69049cc8 | 625 | unsigned long flags; |
07dc1f9f | 626 | |
1528b18f | 627 | gig_dbg(DEBUG_OUTPUT, "len: %d...", bcs->tx_skb->len); |
07dc1f9f | 628 | |
07dc1f9f HL |
629 | if (!bcs->tx_skb->len) { |
630 | dev_kfree_skb_any(bcs->tx_skb); | |
631 | bcs->tx_skb = NULL; | |
632 | return -EINVAL; | |
633 | } | |
634 | ||
2032e2c2 | 635 | /* Copy data to bulk out buffer and transmit data */ |
07dc1f9f | 636 | count = min(bcs->tx_skb->len, (unsigned) ucs->bulk_out_size); |
d626f62b | 637 | skb_copy_from_linear_data(bcs->tx_skb, ucs->bulk_out_buffer, count); |
07dc1f9f | 638 | skb_pull(bcs->tx_skb, count); |
9d4bee2b | 639 | ucs->busy = 1; |
784d5858 | 640 | gig_dbg(DEBUG_OUTPUT, "write_modem: send %d bytes", count); |
07dc1f9f | 641 | |
69049cc8 TS |
642 | spin_lock_irqsave(&cs->lock, flags); |
643 | if (cs->connected) { | |
644 | usb_fill_bulk_urb(ucs->bulk_out_urb, ucs->udev, | |
645 | usb_sndbulkpipe(ucs->udev, | |
2032e2c2 TS |
646 | ucs->bulk_out_endpointAddr & |
647 | 0x0f), | |
69049cc8 TS |
648 | ucs->bulk_out_buffer, count, |
649 | gigaset_write_bulk_callback, cs); | |
54e6ecb2 | 650 | ret = usb_submit_urb(ucs->bulk_out_urb, GFP_ATOMIC); |
69049cc8 TS |
651 | } else { |
652 | ret = -ENODEV; | |
653 | } | |
654 | spin_unlock_irqrestore(&cs->lock, flags); | |
655 | ||
07dc1f9f | 656 | if (ret) { |
5002779d | 657 | dev_err(cs->dev, "could not submit urb (error %d)\n", -ret); |
9d4bee2b | 658 | ucs->busy = 0; |
07dc1f9f | 659 | } |
69049cc8 | 660 | |
07dc1f9f HL |
661 | if (!bcs->tx_skb->len) { |
662 | /* skb sent completely */ | |
2032e2c2 | 663 | gigaset_skb_sent(bcs, bcs->tx_skb); |
07dc1f9f | 664 | |
784d5858 TS |
665 | gig_dbg(DEBUG_INTR, "kfree skb (Adr: %lx)!", |
666 | (unsigned long) bcs->tx_skb); | |
07dc1f9f HL |
667 | dev_kfree_skb_any(bcs->tx_skb); |
668 | bcs->tx_skb = NULL; | |
669 | } | |
670 | ||
671 | return ret; | |
07dc1f9f HL |
672 | } |
673 | ||
674 | static int gigaset_probe(struct usb_interface *interface, | |
784d5858 | 675 | const struct usb_device_id *id) |
07dc1f9f HL |
676 | { |
677 | int retval; | |
678 | struct usb_device *udev = interface_to_usbdev(interface); | |
c652cbd8 | 679 | struct usb_host_interface *hostif = interface->cur_altsetting; |
07dc1f9f HL |
680 | struct cardstate *cs = NULL; |
681 | struct usb_cardstate *ucs = NULL; | |
07dc1f9f | 682 | struct usb_endpoint_descriptor *endpoint; |
07dc1f9f | 683 | int buffer_size; |
07dc1f9f | 684 | |
c652cbd8 | 685 | gig_dbg(DEBUG_ANY, "%s: Check if device matches ...", __func__); |
07dc1f9f HL |
686 | |
687 | /* See if the device offered us matches what we can accept */ | |
bfe2e934 | 688 | if ((le16_to_cpu(udev->descriptor.idVendor) != USB_M105_VENDOR_ID) || |
c652cbd8 TS |
689 | (le16_to_cpu(udev->descriptor.idProduct) != USB_M105_PRODUCT_ID)) { |
690 | gig_dbg(DEBUG_ANY, "device ID (0x%x, 0x%x) not for me - skip", | |
691 | le16_to_cpu(udev->descriptor.idVendor), | |
692 | le16_to_cpu(udev->descriptor.idProduct)); | |
07dc1f9f | 693 | return -ENODEV; |
c652cbd8 TS |
694 | } |
695 | if (hostif->desc.bInterfaceNumber != 0) { | |
696 | gig_dbg(DEBUG_ANY, "interface %d not for me - skip", | |
697 | hostif->desc.bInterfaceNumber); | |
698 | return -ENODEV; | |
699 | } | |
700 | if (hostif->desc.bAlternateSetting != 0) { | |
701 | dev_notice(&udev->dev, "unsupported altsetting %d - skip", | |
702 | hostif->desc.bAlternateSetting); | |
07dc1f9f HL |
703 | return -ENODEV; |
704 | } | |
07dc1f9f | 705 | if (hostif->desc.bInterfaceClass != 255) { |
c652cbd8 TS |
706 | dev_notice(&udev->dev, "unsupported interface class %d - skip", |
707 | hostif->desc.bInterfaceClass); | |
07dc1f9f HL |
708 | return -ENODEV; |
709 | } | |
710 | ||
784d5858 | 711 | dev_info(&udev->dev, "%s: Device matched ... !\n", __func__); |
07dc1f9f | 712 | |
e468c048 TS |
713 | /* allocate memory for our device state and intialize it */ |
714 | cs = gigaset_initcs(driver, 1, 1, 0, cidmode, GIGASET_MODULENAME); | |
715 | if (!cs) | |
07dc1f9f | 716 | return -ENODEV; |
07dc1f9f HL |
717 | ucs = cs->hw.usb; |
718 | ||
784d5858 TS |
719 | /* save off device structure ptrs for later use */ |
720 | usb_get_dev(udev); | |
721 | ucs->udev = udev; | |
722 | ucs->interface = interface; | |
b1d47464 TS |
723 | cs->dev = &interface->dev; |
724 | ||
725 | /* save address of controller structure */ | |
b88bd956 | 726 | usb_set_intfdata(interface, cs); |
784d5858 | 727 | |
07dc1f9f HL |
728 | endpoint = &hostif->endpoint[0].desc; |
729 | ||
730 | buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); | |
731 | ucs->bulk_out_size = buffer_size; | |
732 | ucs->bulk_out_endpointAddr = endpoint->bEndpointAddress; | |
733 | ucs->bulk_out_buffer = kmalloc(buffer_size, GFP_KERNEL); | |
734 | if (!ucs->bulk_out_buffer) { | |
784d5858 | 735 | dev_err(cs->dev, "Couldn't allocate bulk_out_buffer\n"); |
07dc1f9f HL |
736 | retval = -ENOMEM; |
737 | goto error; | |
738 | } | |
739 | ||
e94b1766 | 740 | ucs->bulk_out_urb = usb_alloc_urb(0, GFP_KERNEL); |
07dc1f9f | 741 | if (!ucs->bulk_out_urb) { |
784d5858 | 742 | dev_err(cs->dev, "Couldn't allocate bulk_out_urb\n"); |
07dc1f9f HL |
743 | retval = -ENOMEM; |
744 | goto error; | |
745 | } | |
746 | ||
747 | endpoint = &hostif->endpoint[1].desc; | |
748 | ||
9d4bee2b | 749 | ucs->busy = 0; |
07dc1f9f | 750 | |
e94b1766 | 751 | ucs->read_urb = usb_alloc_urb(0, GFP_KERNEL); |
07dc1f9f | 752 | if (!ucs->read_urb) { |
784d5858 | 753 | dev_err(cs->dev, "No free urbs available\n"); |
07dc1f9f HL |
754 | retval = -ENOMEM; |
755 | goto error; | |
756 | } | |
757 | buffer_size = le16_to_cpu(endpoint->wMaxPacketSize); | |
758 | ucs->rcvbuf_size = buffer_size; | |
759 | ucs->int_in_endpointAddr = endpoint->bEndpointAddress; | |
2032e2c2 TS |
760 | ucs->rcvbuf = kmalloc(buffer_size, GFP_KERNEL); |
761 | if (!ucs->rcvbuf) { | |
784d5858 | 762 | dev_err(cs->dev, "Couldn't allocate rcvbuf\n"); |
07dc1f9f HL |
763 | retval = -ENOMEM; |
764 | goto error; | |
765 | } | |
766 | /* Fill the interrupt urb and send it to the core */ | |
767 | usb_fill_int_urb(ucs->read_urb, udev, | |
784d5858 TS |
768 | usb_rcvintpipe(udev, |
769 | endpoint->bEndpointAddress & 0x0f), | |
2032e2c2 | 770 | ucs->rcvbuf, buffer_size, |
784d5858 | 771 | gigaset_read_int_callback, |
2032e2c2 | 772 | cs, endpoint->bInterval); |
07dc1f9f | 773 | |
e94b1766 | 774 | retval = usb_submit_urb(ucs->read_urb, GFP_KERNEL); |
07dc1f9f | 775 | if (retval) { |
784d5858 | 776 | dev_err(cs->dev, "Could not submit URB (error %d)\n", -retval); |
07dc1f9f HL |
777 | goto error; |
778 | } | |
779 | ||
780 | /* tell common part that the device is ready */ | |
781 | if (startmode == SM_LOCKED) | |
9d4bee2b | 782 | cs->mstate = MS_LOCKED; |
b1d47464 | 783 | |
07dc1f9f HL |
784 | if (!gigaset_start(cs)) { |
785 | tasklet_kill(&cs->write_tasklet); | |
2032e2c2 | 786 | retval = -ENODEV; |
07dc1f9f HL |
787 | goto error; |
788 | } | |
07dc1f9f HL |
789 | return 0; |
790 | ||
791 | error: | |
ead54fcd | 792 | usb_kill_urb(ucs->read_urb); |
07dc1f9f | 793 | kfree(ucs->bulk_out_buffer); |
ead54fcd | 794 | usb_free_urb(ucs->bulk_out_urb); |
2032e2c2 | 795 | kfree(ucs->rcvbuf); |
ead54fcd | 796 | usb_free_urb(ucs->read_urb); |
b1d47464 | 797 | usb_set_intfdata(interface, NULL); |
07dc1f9f | 798 | ucs->read_urb = ucs->bulk_out_urb = NULL; |
2032e2c2 | 799 | ucs->rcvbuf = ucs->bulk_out_buffer = NULL; |
784d5858 TS |
800 | usb_put_dev(ucs->udev); |
801 | ucs->udev = NULL; | |
802 | ucs->interface = NULL; | |
e468c048 | 803 | gigaset_freecs(cs); |
07dc1f9f HL |
804 | return retval; |
805 | } | |
806 | ||
07dc1f9f HL |
807 | static void gigaset_disconnect(struct usb_interface *interface) |
808 | { | |
809 | struct cardstate *cs; | |
810 | struct usb_cardstate *ucs; | |
811 | ||
812 | cs = usb_get_intfdata(interface); | |
07dc1f9f | 813 | ucs = cs->hw.usb; |
c652cbd8 TS |
814 | |
815 | dev_info(cs->dev, "disconnecting Gigaset USB adapter\n"); | |
816 | ||
07dc1f9f | 817 | usb_kill_urb(ucs->read_urb); |
07dc1f9f HL |
818 | |
819 | gigaset_stop(cs); | |
820 | ||
b1d47464 | 821 | usb_set_intfdata(interface, NULL); |
07dc1f9f HL |
822 | tasklet_kill(&cs->write_tasklet); |
823 | ||
c652cbd8 | 824 | usb_kill_urb(ucs->bulk_out_urb); |
07dc1f9f HL |
825 | |
826 | kfree(ucs->bulk_out_buffer); | |
ead54fcd | 827 | usb_free_urb(ucs->bulk_out_urb); |
2032e2c2 | 828 | kfree(ucs->rcvbuf); |
ead54fcd | 829 | usb_free_urb(ucs->read_urb); |
917f5085 | 830 | ucs->read_urb = ucs->bulk_out_urb = NULL; |
2032e2c2 | 831 | ucs->rcvbuf = ucs->bulk_out_buffer = NULL; |
07dc1f9f | 832 | |
b1d47464 TS |
833 | usb_put_dev(ucs->udev); |
834 | ucs->interface = NULL; | |
835 | ucs->udev = NULL; | |
836 | cs->dev = NULL; | |
e468c048 | 837 | gigaset_freecs(cs); |
07dc1f9f HL |
838 | } |
839 | ||
1ff0a529 TS |
840 | /* gigaset_suspend |
841 | * This function is called before the USB connection is suspended or reset. | |
842 | */ | |
843 | static int gigaset_suspend(struct usb_interface *intf, pm_message_t message) | |
844 | { | |
845 | struct cardstate *cs = usb_get_intfdata(intf); | |
846 | ||
847 | /* stop activity */ | |
848 | cs->connected = 0; /* prevent rescheduling */ | |
849 | usb_kill_urb(cs->hw.usb->read_urb); | |
850 | tasklet_kill(&cs->write_tasklet); | |
851 | usb_kill_urb(cs->hw.usb->bulk_out_urb); | |
852 | ||
853 | gig_dbg(DEBUG_SUSPEND, "suspend complete"); | |
854 | return 0; | |
855 | } | |
856 | ||
857 | /* gigaset_resume | |
858 | * This function is called after the USB connection has been resumed or reset. | |
859 | */ | |
860 | static int gigaset_resume(struct usb_interface *intf) | |
861 | { | |
862 | struct cardstate *cs = usb_get_intfdata(intf); | |
863 | int rc; | |
864 | ||
865 | /* resubmit interrupt URB */ | |
866 | cs->connected = 1; | |
867 | rc = usb_submit_urb(cs->hw.usb->read_urb, GFP_KERNEL); | |
868 | if (rc) { | |
869 | dev_err(cs->dev, "Could not submit read URB (error %d)\n", -rc); | |
870 | return rc; | |
871 | } | |
872 | ||
873 | gig_dbg(DEBUG_SUSPEND, "resume complete"); | |
874 | return 0; | |
875 | } | |
876 | ||
877 | /* gigaset_pre_reset | |
878 | * This function is called before the USB connection is reset. | |
879 | */ | |
880 | static int gigaset_pre_reset(struct usb_interface *intf) | |
881 | { | |
882 | /* same as suspend */ | |
883 | return gigaset_suspend(intf, PMSG_ON); | |
884 | } | |
885 | ||
35dc8457 | 886 | static const struct gigaset_ops ops = { |
07dc1f9f HL |
887 | gigaset_write_cmd, |
888 | gigaset_write_room, | |
889 | gigaset_chars_in_buffer, | |
890 | gigaset_brkchars, | |
891 | gigaset_init_bchannel, | |
892 | gigaset_close_bchannel, | |
893 | gigaset_initbcshw, | |
894 | gigaset_freebcshw, | |
895 | gigaset_reinitbcshw, | |
896 | gigaset_initcshw, | |
897 | gigaset_freecshw, | |
898 | gigaset_set_modem_ctrl, | |
899 | gigaset_baud_rate, | |
900 | gigaset_set_line_ctrl, | |
901 | gigaset_m10x_send_skb, | |
902 | gigaset_m10x_input, | |
903 | }; | |
904 | ||
b88bd956 | 905 | /* |
07dc1f9f HL |
906 | * This function is called while kernel-module is loaded |
907 | */ | |
908 | static int __init usb_gigaset_init(void) | |
909 | { | |
910 | int result; | |
911 | ||
912 | /* allocate memory for our driver state and intialize it */ | |
2032e2c2 TS |
913 | driver = gigaset_initdriver(GIGASET_MINOR, GIGASET_MINORS, |
914 | GIGASET_MODULENAME, GIGASET_DEVNAME, | |
915 | &ops, THIS_MODULE); | |
916 | if (driver == NULL) | |
07dc1f9f HL |
917 | goto error; |
918 | ||
07dc1f9f HL |
919 | /* register this driver with the USB subsystem */ |
920 | result = usb_register(&gigaset_usb_driver); | |
921 | if (result < 0) { | |
c8770dca | 922 | pr_err("error %d registering USB driver\n", -result); |
07dc1f9f HL |
923 | goto error; |
924 | } | |
925 | ||
c8770dca | 926 | pr_info(DRIVER_DESC "\n"); |
07dc1f9f HL |
927 | return 0; |
928 | ||
e468c048 | 929 | error: |
07dc1f9f HL |
930 | if (driver) |
931 | gigaset_freedriver(driver); | |
932 | driver = NULL; | |
933 | return -1; | |
934 | } | |
935 | ||
b88bd956 | 936 | /* |
07dc1f9f HL |
937 | * This function is called while unloading the kernel-module |
938 | */ | |
939 | static void __exit usb_gigaset_exit(void) | |
940 | { | |
e468c048 TS |
941 | int i; |
942 | ||
07dc1f9f | 943 | gigaset_blockdriver(driver); /* => probe will fail |
784d5858 TS |
944 | * => no gigaset_start any more |
945 | */ | |
07dc1f9f | 946 | |
e468c048 TS |
947 | /* stop all connected devices */ |
948 | for (i = 0; i < driver->minors; i++) | |
949 | gigaset_shutdown(driver->cs + i); | |
950 | ||
07dc1f9f HL |
951 | /* from now on, no isdn callback should be possible */ |
952 | ||
953 | /* deregister this driver with the USB subsystem */ | |
954 | usb_deregister(&gigaset_usb_driver); | |
955 | /* this will call the disconnect-callback */ | |
956 | /* from now on, no disconnect/probe callback should be running */ | |
957 | ||
07dc1f9f HL |
958 | gigaset_freedriver(driver); |
959 | driver = NULL; | |
960 | } | |
961 | ||
962 | ||
963 | module_init(usb_gigaset_init); | |
964 | module_exit(usb_gigaset_exit); | |
965 | ||
966 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
967 | MODULE_DESCRIPTION(DRIVER_DESC); | |
968 | ||
969 | MODULE_LICENSE("GPL"); |