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IRQ: Maintain regs pointer globally rather than passing to IRQ handlers
[net-next-2.6.git] / drivers / input / mouse / alps.c
CommitLineData
1da177e4
LT		 1/*
2 * ALPS touchpad PS/2 mouse driver
3 *
4 * Copyright (c) 2003 Neil Brown <neilb@cse.unsw.edu.au>
963f626d 5 * Copyright (c) 2003-2005 Peter Osterlund <petero2@telia.com>
1da177e4
LT		 6 * Copyright (c) 2004 Dmitry Torokhov <dtor@mail.ru>
7 * Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz>
8 *
9 * ALPS detection, tap switching and status querying info is taken from
10 * tpconfig utility (by C. Scott Ananian and Bruce Kall).
11 *
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License version 2 as published by
14 * the Free Software Foundation.
15 */
16
17#include <linux/input.h>
18#include <linux/serio.h>
19#include <linux/libps2.h>
20
21#include "psmouse.h"
22#include "alps.h"
23
24#undef DEBUG
25#ifdef DEBUG
26#define dbg(format, arg...) printk(KERN_INFO "alps.c: " format "\n", ## arg)
27#else
28#define dbg(format, arg...) do {} while (0)
29#endif
30
31#define ALPS_DUALPOINT 0x01
32#define ALPS_WHEEL 0x02
c30b4c10 33#define ALPS_FW_BK_1 0x04
1da177e4
LT		 34#define ALPS_4BTN 0x08
35#define ALPS_OLDPROTO 0x10
36#define ALPS_PASS 0x20
c30b4c10 37#define ALPS_FW_BK_2 0x40
1da177e4 38
e38de678 39static const struct alps_model_info alps_model_data[] = {
1da177e4
LT		 40 { { 0x33, 0x02, 0x0a }, 0x88, 0xf8, ALPS_OLDPROTO }, /* UMAX-530T */
41 { { 0x53, 0x02, 0x0a }, 0xf8, 0xf8, 0 },
42 { { 0x53, 0x02, 0x14 }, 0xf8, 0xf8, 0 },
f5e9c9ca 43 { { 0x60, 0x03, 0xc8 }, 0xf8, 0xf8, 0 }, /* HP ze1115 */
1da177e4
LT		 44 { { 0x63, 0x02, 0x0a }, 0xf8, 0xf8, 0 },
45 { { 0x63, 0x02, 0x14 }, 0xf8, 0xf8, 0 },
ea54c96c 46 { { 0x63, 0x02, 0x28 }, 0xf8, 0xf8, ALPS_FW_BK_2 }, /* Fujitsu Siemens S6010 */
1da177e4 47 { { 0x63, 0x02, 0x3c }, 0x8f, 0x8f, ALPS_WHEEL }, /* Toshiba Satellite S2400-103 */
c30b4c10 48 { { 0x63, 0x02, 0x50 }, 0xef, 0xef, ALPS_FW_BK_1 }, /* NEC Versa L320 */
1da177e4
LT		 49 { { 0x63, 0x02, 0x64 }, 0xf8, 0xf8, 0 },
50 { { 0x63, 0x03, 0xc8 }, 0xf8, 0xf8, ALPS_PASS }, /* Dell Latitude D800 */
51 { { 0x73, 0x02, 0x0a }, 0xf8, 0xf8, 0 },
c30b4c10 52 { { 0x73, 0x02, 0x14 }, 0xf8, 0xf8, ALPS_FW_BK_2 }, /* Ahtec Laptop */
1da177e4
LT		 53 { { 0x20, 0x02, 0x0e }, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT }, /* XXX */
54 { { 0x22, 0x02, 0x0a }, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT },
55 { { 0x22, 0x02, 0x14 }, 0xff, 0xff, ALPS_PASS | ALPS_DUALPOINT }, /* Dell Latitude D600 */
56};
57
58/*
59 * XXX - this entry is suspicious. First byte has zero lower nibble,
60 * which is what a normal mouse would report. Also, the value 0x0e
61 * isn't valid per PS/2 spec.
62 */
63
64/*
65 * ALPS abolute Mode - new format
968ac842
DT		 66 *
67 * byte 0: 1 ? ? ? 1 ? ? ?
1da177e4
LT		 68 * byte 1: 0 x6 x5 x4 x3 x2 x1 x0
69 * byte 2: 0 x10 x9 x8 x7 ? fin ges
968ac842 70 * byte 3: 0 y9 y8 y7 1 M R L
1da177e4
LT		 71 * byte 4: 0 y6 y5 y4 y3 y2 y1 y0
72 * byte 5: 0 z6 z5 z4 z3 z2 z1 z0
73 *
74 * ?'s can have different meanings on different models,
75 * such as wheel rotation, extra buttons, stick buttons
76 * on a dualpoint, etc.
77 */
78
7d12e780 79static void alps_process_packet(struct psmouse *psmouse)
1da177e4
LT		 80{
81 struct alps_data *priv = psmouse->private;
82 unsigned char *packet = psmouse->packet;
2e5b636b
DT		 83 struct input_dev *dev = psmouse->dev;
84 struct input_dev *dev2 = priv->dev2;
1da177e4 85 int x, y, z, ges, fin, left, right, middle;
c30b4c10 86 int back = 0, forward = 0;
1da177e4 87
1da177e4 88 if ((packet[0] & 0xc8) == 0x08) { /* 3-byte PS/2 packet */
968ac842 89 input_report_key(dev2, BTN_LEFT, packet[0] & 1);
1da177e4
LT		 90 input_report_key(dev2, BTN_RIGHT, packet[0] & 2);
91 input_report_key(dev2, BTN_MIDDLE, packet[0] & 4);
92 input_report_rel(dev2, REL_X,
93 packet[1] ? packet[1] - ((packet[0] << 4) & 0x100) : 0);
94 input_report_rel(dev2, REL_Y,
95 packet[2] ? ((packet[0] << 3) & 0x100) - packet[2] : 0);
96 input_sync(dev2);
97 return;
98 }
99
100 if (priv->i->flags & ALPS_OLDPROTO) {
d2f4012f
YM		 101 left = packet[2] & 0x10;
102 right = packet[2] & 0x08;
1da177e4
LT		 103 middle = 0;
104 x = packet[1] | ((packet[0] & 0x07) << 7);
105 y = packet[4] | ((packet[3] & 0x07) << 7);
106 z = packet[5];
107 } else {
108 left = packet[3] & 1;
109 right = packet[3] & 2;
110 middle = packet[3] & 4;
111 x = packet[1] | ((packet[2] & 0x78) << (7 - 3));
112 y = packet[4] | ((packet[3] & 0x70) << (7 - 4));
113 z = packet[5];
114 }
115
c30b4c10
ICR		 116 if (priv->i->flags & ALPS_FW_BK_1) {
117 back = packet[2] & 4;
118 forward = packet[0] & 0x10;
119 }
120
121 if (priv->i->flags & ALPS_FW_BK_2) {
122 back = packet[3] & 4;
123 forward = packet[2] & 4;
124 if ((middle = forward && back))
125 forward = back = 0;
126 }
127
1da177e4
LT		 128 ges = packet[2] & 1;
129 fin = packet[2] & 2;
130
131 input_report_key(dev, BTN_LEFT, left);
132 input_report_key(dev, BTN_RIGHT, right);
133 input_report_key(dev, BTN_MIDDLE, middle);
134
135 if ((priv->i->flags & ALPS_DUALPOINT) && z == 127) {
136 input_report_rel(dev2, REL_X, (x > 383 ? (x - 768) : x));
137 input_report_rel(dev2, REL_Y, -(y > 255 ? (y - 512) : y));
138 input_sync(dev);
139 input_sync(dev2);
140 return;
141 }
142
143 /* Convert hardware tap to a reasonable Z value */
144 if (ges && !fin) z = 40;
145
146 /*
147 * A "tap and drag" operation is reported by the hardware as a transition
148 * from (!fin && ges) to (fin && ges). This should be translated to the
149 * sequence Z>0, Z==0, Z>0, so the Z==0 event has to be generated manually.
150 */
151 if (ges && fin && !priv->prev_fin) {
152 input_report_abs(dev, ABS_X, x);
153 input_report_abs(dev, ABS_Y, y);
154 input_report_abs(dev, ABS_PRESSURE, 0);
155 input_report_key(dev, BTN_TOOL_FINGER, 0);
156 input_sync(dev);
157 }
158 priv->prev_fin = fin;
159
160 if (z > 30) input_report_key(dev, BTN_TOUCH, 1);
161 if (z < 25) input_report_key(dev, BTN_TOUCH, 0);
162
163 if (z > 0) {
164 input_report_abs(dev, ABS_X, x);
165 input_report_abs(dev, ABS_Y, y);
166 }
167
168 input_report_abs(dev, ABS_PRESSURE, z);
169 input_report_key(dev, BTN_TOOL_FINGER, z > 0);
170
1da177e4 171 if (priv->i->flags & ALPS_WHEEL)
e6c047b9 172 input_report_rel(dev, REL_WHEEL, ((packet[2] << 1) & 0x08) - ((packet[0] >> 4) & 0x07));
1da177e4 173
c30b4c10
ICR		 174 if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) {
175 input_report_key(dev, BTN_FORWARD, forward);
176 input_report_key(dev, BTN_BACK, back);
1da177e4
LT		 177 }
178
179 input_sync(dev);
180}
181
7d12e780 182static psmouse_ret_t alps_process_byte(struct psmouse *psmouse)
1da177e4
LT		 183{
184 struct alps_data *priv = psmouse->private;
185
186 if ((psmouse->packet[0] & 0xc8) == 0x08) { /* PS/2 packet */
187 if (psmouse->pktcnt == 3) {
7d12e780 188 alps_process_packet(psmouse);
1da177e4
LT		 189 return PSMOUSE_FULL_PACKET;
190 }
191 return PSMOUSE_GOOD_DATA;
192 }
193
194 if ((psmouse->packet[0] & priv->i->mask0) != priv->i->byte0)
195 return PSMOUSE_BAD_DATA;
196
197 /* Bytes 2 - 6 should have 0 in the highest bit */
198 if (psmouse->pktcnt >= 2 && psmouse->pktcnt <= 6 &&
199 (psmouse->packet[psmouse->pktcnt - 1] & 0x80))
200 return PSMOUSE_BAD_DATA;
201
202 if (psmouse->pktcnt == 6) {
7d12e780 203 alps_process_packet(psmouse);
1da177e4
LT		 204 return PSMOUSE_FULL_PACKET;
205 }
206
207 return PSMOUSE_GOOD_DATA;
208}
209
e38de678 210static const struct alps_model_info *alps_get_model(struct psmouse *psmouse, int *version)
1da177e4
LT		 211{
212 struct ps2dev *ps2dev = &psmouse->ps2dev;
e38de678 213 static const unsigned char rates[] = { 0, 10, 20, 40, 60, 80, 100, 200 };
1da177e4
LT		 214 unsigned char param[4];
215 int i;
216
217 /*
218 * First try "E6 report".
219 * ALPS should return 0,0,10 or 0,0,100
220 */
221 param[0] = 0;
222 if (ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES) ||
223 ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) ||
224 ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) ||
225 ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11))
226 return NULL;
227
228 param[0] = param[1] = param[2] = 0xff;
229 if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO))
230 return NULL;
231
232 dbg("E6 report: %2.2x %2.2x %2.2x", param[0], param[1], param[2]);
233
234 if (param[0] != 0 || param[1] != 0 || (param[2] != 10 && param[2] != 100))
235 return NULL;
236
237 /*
238 * Now try "E7 report". Allowed responses are in
239 * alps_model_data[].signature
240 */
241 param[0] = 0;
242 if (ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES) ||
243 ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) ||
244 ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) ||
245 ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21))
246 return NULL;
247
248 param[0] = param[1] = param[2] = 0xff;
249 if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO))
250 return NULL;
251
252 dbg("E7 report: %2.2x %2.2x %2.2x", param[0], param[1], param[2]);
253
254 for (i = 0; i < ARRAY_SIZE(rates) && param[2] != rates[i]; i++);
255 *version = (param[0] << 8) | (param[1] << 4) | i;
256
257 for (i = 0; i < ARRAY_SIZE(alps_model_data); i++)
258 if (!memcmp(param, alps_model_data[i].signature, sizeof(alps_model_data[i].signature)))
259 return alps_model_data + i;
260
261 return NULL;
262}
263
264/*
265 * For DualPoint devices select the device that should respond to
266 * subsequent commands. It looks like glidepad is behind stickpointer,
267 * I'd thought it would be other way around...
268 */
269static int alps_passthrough_mode(struct psmouse *psmouse, int enable)
270{
271 struct ps2dev *ps2dev = &psmouse->ps2dev;
1da177e4
LT		 272 int cmd = enable ? PSMOUSE_CMD_SETSCALE21 : PSMOUSE_CMD_SETSCALE11;
273
274 if (ps2_command(ps2dev, NULL, cmd) ||
275 ps2_command(ps2dev, NULL, cmd) ||
276 ps2_command(ps2dev, NULL, cmd) ||
277 ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE))
278 return -1;
279
280 /* we may get 3 more bytes, just ignore them */
c611763d 281 ps2_drain(ps2dev, 3, 100);
1da177e4
LT		 282
283 return 0;
284}
285
286static int alps_absolute_mode(struct psmouse *psmouse)
287{
288 struct ps2dev *ps2dev = &psmouse->ps2dev;
289
290 /* Try ALPS magic knock - 4 disable before enable */
291 if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
292 ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
293 ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
294 ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
295 ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE))
296 return -1;
297
298 /*
299 * Switch mouse to poll (remote) mode so motion data will not
300 * get in our way
301 */
302 return ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETPOLL);
303}
304
305static int alps_get_status(struct psmouse *psmouse, char *param)
306{
307 struct ps2dev *ps2dev = &psmouse->ps2dev;
308
309 /* Get status: 0xF5 0xF5 0xF5 0xE9 */
310 if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
311 ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
312 ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
313 ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO))
314 return -1;
315
316 dbg("Status: %2.2x %2.2x %2.2x", param[0], param[1], param[2]);
317
318 return 0;
319}
320
321/*
322 * Turn touchpad tapping on or off. The sequences are:
323 * 0xE9 0xF5 0xF5 0xF3 0x0A to enable,
324 * 0xE9 0xF5 0xF5 0xE8 0x00 to disable.
325 * My guess that 0xE9 (GetInfo) is here as a sync point.
326 * For models that also have stickpointer (DualPoints) its tapping
327 * is controlled separately (0xE6 0xE6 0xE6 0xF3 0x14|0x0A) but
328 * we don't fiddle with it.
329 */
330static int alps_tap_mode(struct psmouse *psmouse, int enable)
331{
332 struct ps2dev *ps2dev = &psmouse->ps2dev;
333 int cmd = enable ? PSMOUSE_CMD_SETRATE : PSMOUSE_CMD_SETRES;
334 unsigned char tap_arg = enable ? 0x0A : 0x00;
335 unsigned char param[4];
336
337 if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO) ||
338 ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
339 ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) ||
340 ps2_command(ps2dev, &tap_arg, cmd))
341 return -1;
342
343 if (alps_get_status(psmouse, param))
344 return -1;
345
346 return 0;
347}
348
f0d5c6f4
DT		 349/*
350 * alps_poll() - poll the touchpad for current motion packet.
351 * Used in resync.
352 */
353static int alps_poll(struct psmouse *psmouse)
354{
355 struct alps_data *priv = psmouse->private;
356 unsigned char buf[6];
357 int poll_failed;
358
359 if (priv->i->flags & ALPS_PASS)
360 alps_passthrough_mode(psmouse, 1);
361
362 poll_failed = ps2_command(&psmouse->ps2dev, buf,
363 PSMOUSE_CMD_POLL | (psmouse->pktsize << 8)) < 0;
364
365 if (priv->i->flags & ALPS_PASS)
366 alps_passthrough_mode(psmouse, 0);
367
368 if (poll_failed || (buf[0] & priv->i->mask0) != priv->i->byte0)
369 return -1;
370
371 if ((psmouse->badbyte & 0xc8) == 0x08) {
372/*
373 * Poll the track stick ...
374 */
375 if (ps2_command(&psmouse->ps2dev, buf, PSMOUSE_CMD_POLL | (3 << 8)))
376 return -1;
377 }
378
379 memcpy(psmouse->packet, buf, sizeof(buf));
380 return 0;
381}
382
1da177e4
LT		 383static int alps_reconnect(struct psmouse *psmouse)
384{
385 struct alps_data *priv = psmouse->private;
1da177e4
LT		 386 int version;
387
f3a5c73d
DT		 388 psmouse_reset(psmouse);
389
1da177e4
LT		 390 if (!(priv->i = alps_get_model(psmouse, &version)))
391 return -1;
392
b30dc120 393 if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 1))
1da177e4
LT		 394 return -1;
395
963f626d
PO		 396 if (alps_tap_mode(psmouse, 1)) {
397 printk(KERN_WARNING "alps.c: Failed to reenable hardware tapping\n");
1da177e4 398 return -1;
963f626d 399 }
1da177e4
LT		 400
401 if (alps_absolute_mode(psmouse)) {
963f626d 402 printk(KERN_ERR "alps.c: Failed to reenable absolute mode\n");
1da177e4
LT		 403 return -1;
404 }
405
b30dc120 406 if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 0))
1da177e4
LT		 407 return -1;
408
409 return 0;
410}
411
412static void alps_disconnect(struct psmouse *psmouse)
413{
414 struct alps_data *priv = psmouse->private;
2e5b636b 415
1da177e4 416 psmouse_reset(psmouse);
2e5b636b 417 input_unregister_device(priv->dev2);
1da177e4
LT		 418 kfree(priv);
419}
420
421int alps_init(struct psmouse *psmouse)
422{
423 struct alps_data *priv;
2e5b636b 424 struct input_dev *dev1 = psmouse->dev, *dev2;
1da177e4
LT		 425 int version;
426
2e5b636b
DT		 427 psmouse->private = priv = kzalloc(sizeof(struct alps_data), GFP_KERNEL);
428 dev2 = input_allocate_device();
429 if (!priv || !dev2)
1da177e4 430 goto init_fail;
2e5b636b
DT		 431
432 priv->dev2 = dev2;
1da177e4
LT		 433
434 if (!(priv->i = alps_get_model(psmouse, &version)))
435 goto init_fail;
436
437 if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 1))
438 goto init_fail;
439
963f626d
PO		 440 if (alps_tap_mode(psmouse, 1))
441 printk(KERN_WARNING "alps.c: Failed to enable hardware tapping\n");
1da177e4
LT		 442
443 if (alps_absolute_mode(psmouse)) {
444 printk(KERN_ERR "alps.c: Failed to enable absolute mode\n");
445 goto init_fail;
446 }
447
448 if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 0))
449 goto init_fail;
450
2e5b636b
DT		 451 dev1->evbit[LONG(EV_KEY)] |= BIT(EV_KEY);
452 dev1->keybit[LONG(BTN_TOUCH)] |= BIT(BTN_TOUCH);
453 dev1->keybit[LONG(BTN_TOOL_FINGER)] |= BIT(BTN_TOOL_FINGER);
454 dev1->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT);
1da177e4 455
2e5b636b
DT		 456 dev1->evbit[LONG(EV_ABS)] |= BIT(EV_ABS);
457 input_set_abs_params(dev1, ABS_X, 0, 1023, 0, 0);
458 input_set_abs_params(dev1, ABS_Y, 0, 767, 0, 0);
459 input_set_abs_params(dev1, ABS_PRESSURE, 0, 127, 0, 0);
1da177e4
LT		 460
461 if (priv->i->flags & ALPS_WHEEL) {
2e5b636b
DT		 462 dev1->evbit[LONG(EV_REL)] |= BIT(EV_REL);
463 dev1->relbit[LONG(REL_WHEEL)] |= BIT(REL_WHEEL);
1da177e4
LT		 464 }
465
c30b4c10 466 if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) {
2e5b636b
DT		 467 dev1->keybit[LONG(BTN_FORWARD)] |= BIT(BTN_FORWARD);
468 dev1->keybit[LONG(BTN_BACK)] |= BIT(BTN_BACK);
1da177e4
LT		 469 }
470
08ffce45 471 snprintf(priv->phys, sizeof(priv->phys), "%s/input1", psmouse->ps2dev.serio->phys);
2e5b636b
DT		 472 dev2->phys = priv->phys;
473 dev2->name = (priv->i->flags & ALPS_DUALPOINT) ? "DualPoint Stick" : "PS/2 Mouse";
474 dev2->id.bustype = BUS_I8042;
475 dev2->id.vendor = 0x0002;
476 dev2->id.product = PSMOUSE_ALPS;
477 dev2->id.version = 0x0000;
1da177e4 478
2e5b636b
DT		 479 dev2->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
480 dev2->relbit[LONG(REL_X)] |= BIT(REL_X) | BIT(REL_Y);
481 dev2->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT);
1da177e4 482
2e5b636b 483 input_register_device(priv->dev2);
1da177e4
LT		 484
485 psmouse->protocol_handler = alps_process_byte;
f0d5c6f4 486 psmouse->poll = alps_poll;
1da177e4
LT		 487 psmouse->disconnect = alps_disconnect;
488 psmouse->reconnect = alps_reconnect;
489 psmouse->pktsize = 6;
490
f0d5c6f4
DT		 491 /* We are having trouble resyncing ALPS touchpads so disable it for now */
492 psmouse->resync_time = 0;
493
1da177e4
LT		 494 return 0;
495
496init_fail:
2e5b636b 497 input_free_device(dev2);
1da177e4
LT		 498 kfree(priv);
499 return -1;
500}
501
502int alps_detect(struct psmouse *psmouse, int set_properties)
503{
504 int version;
e38de678 505 const struct alps_model_info *model;
1da177e4
LT		 506
507 if (!(model = alps_get_model(psmouse, &version)))
508 return -1;
509
510 if (set_properties) {
511 psmouse->vendor = "ALPS";
968ac842
DT		 512 psmouse->name = model->flags & ALPS_DUALPOINT ?
513 "DualPoint TouchPad" : "GlidePoint";
1da177e4
LT		 514 psmouse->model = version;
515 }
516 return 0;
517}
518
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