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Commit | Line | Data |
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1 | /* | |
2 | * ALPS touchpad PS/2 mouse driver | |
3 | * | |
4 | * Copyright (c) 2003 Neil Brown <neilb@cse.unsw.edu.au> | |
5 | * Copyright (c) 2003-2005 Peter Osterlund <petero2@telia.com> | |
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 | |
33 | #define ALPS_FW_BK_1 0x04 | |
34 | #define ALPS_4BTN 0x08 | |
35 | #define ALPS_OLDPROTO 0x10 | |
36 | #define ALPS_PASS 0x20 | |
37 | #define ALPS_FW_BK_2 0x40 | |
38 | ||
39 | static struct alps_model_info alps_model_data[] = { | |
40 | { { 0x33, 0x02, 0x0a }, 0x88, 0xf8, ALPS_OLDPROTO }, /* UMAX-530T */ | |
41 | { { 0x53, 0x02, 0x0a }, 0xf8, 0xf8, 0 }, | |
42 | { { 0x53, 0x02, 0x14 }, 0xf8, 0xf8, 0 }, | |
43 | { { 0x60, 0x03, 0xc8 }, 0xf8, 0xf8, 0 }, /* HP ze1115 */ | |
44 | { { 0x63, 0x02, 0x0a }, 0xf8, 0xf8, 0 }, | |
45 | { { 0x63, 0x02, 0x14 }, 0xf8, 0xf8, 0 }, | |
46 | { { 0x63, 0x02, 0x28 }, 0xf8, 0xf8, ALPS_FW_BK_2 }, /* Fujitsu Siemens S6010 */ | |
47 | { { 0x63, 0x02, 0x3c }, 0x8f, 0x8f, ALPS_WHEEL }, /* Toshiba Satellite S2400-103 */ | |
48 | { { 0x63, 0x02, 0x50 }, 0xef, 0xef, ALPS_FW_BK_1 }, /* NEC Versa L320 */ | |
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 }, | |
52 | { { 0x73, 0x02, 0x14 }, 0xf8, 0xf8, ALPS_FW_BK_2 }, /* Ahtec Laptop */ | |
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 | |
66 | * | |
67 | * byte 0: 1 ? ? ? 1 ? ? ? | |
68 | * byte 1: 0 x6 x5 x4 x3 x2 x1 x0 | |
69 | * byte 2: 0 x10 x9 x8 x7 ? fin ges | |
70 | * byte 3: 0 y9 y8 y7 1 M R L | |
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 | ||
79 | static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs) | |
80 | { | |
81 | struct alps_data *priv = psmouse->private; | |
82 | unsigned char *packet = psmouse->packet; | |
83 | struct input_dev *dev = psmouse->dev; | |
84 | struct input_dev *dev2 = priv->dev2; | |
85 | int x, y, z, ges, fin, left, right, middle; | |
86 | int back = 0, forward = 0; | |
87 | ||
88 | input_regs(dev, regs); | |
89 | ||
90 | if ((packet[0] & 0xc8) == 0x08) { /* 3-byte PS/2 packet */ | |
91 | input_report_key(dev2, BTN_LEFT, packet[0] & 1); | |
92 | input_report_key(dev2, BTN_RIGHT, packet[0] & 2); | |
93 | input_report_key(dev2, BTN_MIDDLE, packet[0] & 4); | |
94 | input_report_rel(dev2, REL_X, | |
95 | packet[1] ? packet[1] - ((packet[0] << 4) & 0x100) : 0); | |
96 | input_report_rel(dev2, REL_Y, | |
97 | packet[2] ? ((packet[0] << 3) & 0x100) - packet[2] : 0); | |
98 | input_sync(dev2); | |
99 | return; | |
100 | } | |
101 | ||
102 | if (priv->i->flags & ALPS_OLDPROTO) { | |
103 | left = packet[2] & 0x08; | |
104 | right = packet[2] & 0x10; | |
105 | middle = 0; | |
106 | x = packet[1] | ((packet[0] & 0x07) << 7); | |
107 | y = packet[4] | ((packet[3] & 0x07) << 7); | |
108 | z = packet[5]; | |
109 | } else { | |
110 | left = packet[3] & 1; | |
111 | right = packet[3] & 2; | |
112 | middle = packet[3] & 4; | |
113 | x = packet[1] | ((packet[2] & 0x78) << (7 - 3)); | |
114 | y = packet[4] | ((packet[3] & 0x70) << (7 - 4)); | |
115 | z = packet[5]; | |
116 | } | |
117 | ||
118 | if (priv->i->flags & ALPS_FW_BK_1) { | |
119 | back = packet[2] & 4; | |
120 | forward = packet[0] & 0x10; | |
121 | } | |
122 | ||
123 | if (priv->i->flags & ALPS_FW_BK_2) { | |
124 | back = packet[3] & 4; | |
125 | forward = packet[2] & 4; | |
126 | if ((middle = forward && back)) | |
127 | forward = back = 0; | |
128 | } | |
129 | ||
130 | ges = packet[2] & 1; | |
131 | fin = packet[2] & 2; | |
132 | ||
133 | input_report_key(dev, BTN_LEFT, left); | |
134 | input_report_key(dev, BTN_RIGHT, right); | |
135 | input_report_key(dev, BTN_MIDDLE, middle); | |
136 | ||
137 | if ((priv->i->flags & ALPS_DUALPOINT) && z == 127) { | |
138 | input_report_rel(dev2, REL_X, (x > 383 ? (x - 768) : x)); | |
139 | input_report_rel(dev2, REL_Y, -(y > 255 ? (y - 512) : y)); | |
140 | input_sync(dev); | |
141 | input_sync(dev2); | |
142 | return; | |
143 | } | |
144 | ||
145 | /* Convert hardware tap to a reasonable Z value */ | |
146 | if (ges && !fin) z = 40; | |
147 | ||
148 | /* | |
149 | * A "tap and drag" operation is reported by the hardware as a transition | |
150 | * from (!fin && ges) to (fin && ges). This should be translated to the | |
151 | * sequence Z>0, Z==0, Z>0, so the Z==0 event has to be generated manually. | |
152 | */ | |
153 | if (ges && fin && !priv->prev_fin) { | |
154 | input_report_abs(dev, ABS_X, x); | |
155 | input_report_abs(dev, ABS_Y, y); | |
156 | input_report_abs(dev, ABS_PRESSURE, 0); | |
157 | input_report_key(dev, BTN_TOOL_FINGER, 0); | |
158 | input_sync(dev); | |
159 | } | |
160 | priv->prev_fin = fin; | |
161 | ||
162 | if (z > 30) input_report_key(dev, BTN_TOUCH, 1); | |
163 | if (z < 25) input_report_key(dev, BTN_TOUCH, 0); | |
164 | ||
165 | if (z > 0) { | |
166 | input_report_abs(dev, ABS_X, x); | |
167 | input_report_abs(dev, ABS_Y, y); | |
168 | } | |
169 | ||
170 | input_report_abs(dev, ABS_PRESSURE, z); | |
171 | input_report_key(dev, BTN_TOOL_FINGER, z > 0); | |
172 | ||
173 | if (priv->i->flags & ALPS_WHEEL) | |
174 | input_report_rel(dev, REL_WHEEL, ((packet[2] << 1) & 0x08) - ((packet[0] >> 4) & 0x07)); | |
175 | ||
176 | if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) { | |
177 | input_report_key(dev, BTN_FORWARD, forward); | |
178 | input_report_key(dev, BTN_BACK, back); | |
179 | } | |
180 | ||
181 | input_sync(dev); | |
182 | } | |
183 | ||
184 | static psmouse_ret_t alps_process_byte(struct psmouse *psmouse, struct pt_regs *regs) | |
185 | { | |
186 | struct alps_data *priv = psmouse->private; | |
187 | ||
188 | if ((psmouse->packet[0] & 0xc8) == 0x08) { /* PS/2 packet */ | |
189 | if (psmouse->pktcnt == 3) { | |
190 | alps_process_packet(psmouse, regs); | |
191 | return PSMOUSE_FULL_PACKET; | |
192 | } | |
193 | return PSMOUSE_GOOD_DATA; | |
194 | } | |
195 | ||
196 | if ((psmouse->packet[0] & priv->i->mask0) != priv->i->byte0) | |
197 | return PSMOUSE_BAD_DATA; | |
198 | ||
199 | /* Bytes 2 - 6 should have 0 in the highest bit */ | |
200 | if (psmouse->pktcnt >= 2 && psmouse->pktcnt <= 6 && | |
201 | (psmouse->packet[psmouse->pktcnt - 1] & 0x80)) | |
202 | return PSMOUSE_BAD_DATA; | |
203 | ||
204 | if (psmouse->pktcnt == 6) { | |
205 | alps_process_packet(psmouse, regs); | |
206 | return PSMOUSE_FULL_PACKET; | |
207 | } | |
208 | ||
209 | return PSMOUSE_GOOD_DATA; | |
210 | } | |
211 | ||
212 | static struct alps_model_info *alps_get_model(struct psmouse *psmouse, int *version) | |
213 | { | |
214 | struct ps2dev *ps2dev = &psmouse->ps2dev; | |
215 | unsigned char rates[] = { 0, 10, 20, 40, 60, 80, 100, 200 }; | |
216 | unsigned char param[4]; | |
217 | int i; | |
218 | ||
219 | /* | |
220 | * First try "E6 report". | |
221 | * ALPS should return 0,0,10 or 0,0,100 | |
222 | */ | |
223 | param[0] = 0; | |
224 | if (ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES) || | |
225 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) || | |
226 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) || | |
227 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11)) | |
228 | return NULL; | |
229 | ||
230 | param[0] = param[1] = param[2] = 0xff; | |
231 | if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO)) | |
232 | return NULL; | |
233 | ||
234 | dbg("E6 report: %2.2x %2.2x %2.2x", param[0], param[1], param[2]); | |
235 | ||
236 | if (param[0] != 0 || param[1] != 0 || (param[2] != 10 && param[2] != 100)) | |
237 | return NULL; | |
238 | ||
239 | /* | |
240 | * Now try "E7 report". Allowed responses are in | |
241 | * alps_model_data[].signature | |
242 | */ | |
243 | param[0] = 0; | |
244 | if (ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES) || | |
245 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || | |
246 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || | |
247 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21)) | |
248 | return NULL; | |
249 | ||
250 | param[0] = param[1] = param[2] = 0xff; | |
251 | if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO)) | |
252 | return NULL; | |
253 | ||
254 | dbg("E7 report: %2.2x %2.2x %2.2x", param[0], param[1], param[2]); | |
255 | ||
256 | for (i = 0; i < ARRAY_SIZE(rates) && param[2] != rates[i]; i++); | |
257 | *version = (param[0] << 8) | (param[1] << 4) | i; | |
258 | ||
259 | for (i = 0; i < ARRAY_SIZE(alps_model_data); i++) | |
260 | if (!memcmp(param, alps_model_data[i].signature, sizeof(alps_model_data[i].signature))) | |
261 | return alps_model_data + i; | |
262 | ||
263 | return NULL; | |
264 | } | |
265 | ||
266 | /* | |
267 | * For DualPoint devices select the device that should respond to | |
268 | * subsequent commands. It looks like glidepad is behind stickpointer, | |
269 | * I'd thought it would be other way around... | |
270 | */ | |
271 | static int alps_passthrough_mode(struct psmouse *psmouse, int enable) | |
272 | { | |
273 | struct ps2dev *ps2dev = &psmouse->ps2dev; | |
274 | int cmd = enable ? PSMOUSE_CMD_SETSCALE21 : PSMOUSE_CMD_SETSCALE11; | |
275 | ||
276 | if (ps2_command(ps2dev, NULL, cmd) || | |
277 | ps2_command(ps2dev, NULL, cmd) || | |
278 | ps2_command(ps2dev, NULL, cmd) || | |
279 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE)) | |
280 | return -1; | |
281 | ||
282 | /* we may get 3 more bytes, just ignore them */ | |
283 | ps2_drain(ps2dev, 3, 100); | |
284 | ||
285 | return 0; | |
286 | } | |
287 | ||
288 | static int alps_absolute_mode(struct psmouse *psmouse) | |
289 | { | |
290 | struct ps2dev *ps2dev = &psmouse->ps2dev; | |
291 | ||
292 | /* Try ALPS magic knock - 4 disable before enable */ | |
293 | if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
294 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
295 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
296 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
297 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE)) | |
298 | return -1; | |
299 | ||
300 | /* | |
301 | * Switch mouse to poll (remote) mode so motion data will not | |
302 | * get in our way | |
303 | */ | |
304 | return ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETPOLL); | |
305 | } | |
306 | ||
307 | static int alps_get_status(struct psmouse *psmouse, char *param) | |
308 | { | |
309 | struct ps2dev *ps2dev = &psmouse->ps2dev; | |
310 | ||
311 | /* Get status: 0xF5 0xF5 0xF5 0xE9 */ | |
312 | if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
313 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
314 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
315 | ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO)) | |
316 | return -1; | |
317 | ||
318 | dbg("Status: %2.2x %2.2x %2.2x", param[0], param[1], param[2]); | |
319 | ||
320 | return 0; | |
321 | } | |
322 | ||
323 | /* | |
324 | * Turn touchpad tapping on or off. The sequences are: | |
325 | * 0xE9 0xF5 0xF5 0xF3 0x0A to enable, | |
326 | * 0xE9 0xF5 0xF5 0xE8 0x00 to disable. | |
327 | * My guess that 0xE9 (GetInfo) is here as a sync point. | |
328 | * For models that also have stickpointer (DualPoints) its tapping | |
329 | * is controlled separately (0xE6 0xE6 0xE6 0xF3 0x14|0x0A) but | |
330 | * we don't fiddle with it. | |
331 | */ | |
332 | static int alps_tap_mode(struct psmouse *psmouse, int enable) | |
333 | { | |
334 | struct ps2dev *ps2dev = &psmouse->ps2dev; | |
335 | int cmd = enable ? PSMOUSE_CMD_SETRATE : PSMOUSE_CMD_SETRES; | |
336 | unsigned char tap_arg = enable ? 0x0A : 0x00; | |
337 | unsigned char param[4]; | |
338 | ||
339 | if (ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO) || | |
340 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
341 | ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE) || | |
342 | ps2_command(ps2dev, &tap_arg, cmd)) | |
343 | return -1; | |
344 | ||
345 | if (alps_get_status(psmouse, param)) | |
346 | return -1; | |
347 | ||
348 | return 0; | |
349 | } | |
350 | ||
351 | /* | |
352 | * alps_poll() - poll the touchpad for current motion packet. | |
353 | * Used in resync. | |
354 | */ | |
355 | static int alps_poll(struct psmouse *psmouse) | |
356 | { | |
357 | struct alps_data *priv = psmouse->private; | |
358 | unsigned char buf[6]; | |
359 | int poll_failed; | |
360 | ||
361 | if (priv->i->flags & ALPS_PASS) | |
362 | alps_passthrough_mode(psmouse, 1); | |
363 | ||
364 | poll_failed = ps2_command(&psmouse->ps2dev, buf, | |
365 | PSMOUSE_CMD_POLL | (psmouse->pktsize << 8)) < 0; | |
366 | ||
367 | if (priv->i->flags & ALPS_PASS) | |
368 | alps_passthrough_mode(psmouse, 0); | |
369 | ||
370 | if (poll_failed || (buf[0] & priv->i->mask0) != priv->i->byte0) | |
371 | return -1; | |
372 | ||
373 | if ((psmouse->badbyte & 0xc8) == 0x08) { | |
374 | /* | |
375 | * Poll the track stick ... | |
376 | */ | |
377 | if (ps2_command(&psmouse->ps2dev, buf, PSMOUSE_CMD_POLL | (3 << 8))) | |
378 | return -1; | |
379 | } | |
380 | ||
381 | memcpy(psmouse->packet, buf, sizeof(buf)); | |
382 | return 0; | |
383 | } | |
384 | ||
385 | static int alps_reconnect(struct psmouse *psmouse) | |
386 | { | |
387 | struct alps_data *priv = psmouse->private; | |
388 | int version; | |
389 | ||
390 | psmouse_reset(psmouse); | |
391 | ||
392 | if (!(priv->i = alps_get_model(psmouse, &version))) | |
393 | return -1; | |
394 | ||
395 | if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 1)) | |
396 | return -1; | |
397 | ||
398 | if (alps_tap_mode(psmouse, 1)) { | |
399 | printk(KERN_WARNING "alps.c: Failed to reenable hardware tapping\n"); | |
400 | return -1; | |
401 | } | |
402 | ||
403 | if (alps_absolute_mode(psmouse)) { | |
404 | printk(KERN_ERR "alps.c: Failed to reenable absolute mode\n"); | |
405 | return -1; | |
406 | } | |
407 | ||
408 | if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 0)) | |
409 | return -1; | |
410 | ||
411 | return 0; | |
412 | } | |
413 | ||
414 | static void alps_disconnect(struct psmouse *psmouse) | |
415 | { | |
416 | struct alps_data *priv = psmouse->private; | |
417 | ||
418 | psmouse_reset(psmouse); | |
419 | input_unregister_device(priv->dev2); | |
420 | kfree(priv); | |
421 | } | |
422 | ||
423 | int alps_init(struct psmouse *psmouse) | |
424 | { | |
425 | struct alps_data *priv; | |
426 | struct input_dev *dev1 = psmouse->dev, *dev2; | |
427 | int version; | |
428 | ||
429 | psmouse->private = priv = kzalloc(sizeof(struct alps_data), GFP_KERNEL); | |
430 | dev2 = input_allocate_device(); | |
431 | if (!priv || !dev2) | |
432 | goto init_fail; | |
433 | ||
434 | priv->dev2 = dev2; | |
435 | ||
436 | if (!(priv->i = alps_get_model(psmouse, &version))) | |
437 | goto init_fail; | |
438 | ||
439 | if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 1)) | |
440 | goto init_fail; | |
441 | ||
442 | if (alps_tap_mode(psmouse, 1)) | |
443 | printk(KERN_WARNING "alps.c: Failed to enable hardware tapping\n"); | |
444 | ||
445 | if (alps_absolute_mode(psmouse)) { | |
446 | printk(KERN_ERR "alps.c: Failed to enable absolute mode\n"); | |
447 | goto init_fail; | |
448 | } | |
449 | ||
450 | if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 0)) | |
451 | goto init_fail; | |
452 | ||
453 | dev1->evbit[LONG(EV_KEY)] |= BIT(EV_KEY); | |
454 | dev1->keybit[LONG(BTN_TOUCH)] |= BIT(BTN_TOUCH); | |
455 | dev1->keybit[LONG(BTN_TOOL_FINGER)] |= BIT(BTN_TOOL_FINGER); | |
456 | dev1->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); | |
457 | ||
458 | dev1->evbit[LONG(EV_ABS)] |= BIT(EV_ABS); | |
459 | input_set_abs_params(dev1, ABS_X, 0, 1023, 0, 0); | |
460 | input_set_abs_params(dev1, ABS_Y, 0, 767, 0, 0); | |
461 | input_set_abs_params(dev1, ABS_PRESSURE, 0, 127, 0, 0); | |
462 | ||
463 | if (priv->i->flags & ALPS_WHEEL) { | |
464 | dev1->evbit[LONG(EV_REL)] |= BIT(EV_REL); | |
465 | dev1->relbit[LONG(REL_WHEEL)] |= BIT(REL_WHEEL); | |
466 | } | |
467 | ||
468 | if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) { | |
469 | dev1->keybit[LONG(BTN_FORWARD)] |= BIT(BTN_FORWARD); | |
470 | dev1->keybit[LONG(BTN_BACK)] |= BIT(BTN_BACK); | |
471 | } | |
472 | ||
473 | sprintf(priv->phys, "%s/input1", psmouse->ps2dev.serio->phys); | |
474 | dev2->phys = priv->phys; | |
475 | dev2->name = (priv->i->flags & ALPS_DUALPOINT) ? "DualPoint Stick" : "PS/2 Mouse"; | |
476 | dev2->id.bustype = BUS_I8042; | |
477 | dev2->id.vendor = 0x0002; | |
478 | dev2->id.product = PSMOUSE_ALPS; | |
479 | dev2->id.version = 0x0000; | |
480 | ||
481 | dev2->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); | |
482 | dev2->relbit[LONG(REL_X)] |= BIT(REL_X) | BIT(REL_Y); | |
483 | dev2->keybit[LONG(BTN_LEFT)] |= BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); | |
484 | ||
485 | input_register_device(priv->dev2); | |
486 | ||
487 | psmouse->protocol_handler = alps_process_byte; | |
488 | psmouse->poll = alps_poll; | |
489 | psmouse->disconnect = alps_disconnect; | |
490 | psmouse->reconnect = alps_reconnect; | |
491 | psmouse->pktsize = 6; | |
492 | ||
493 | /* We are having trouble resyncing ALPS touchpads so disable it for now */ | |
494 | psmouse->resync_time = 0; | |
495 | ||
496 | return 0; | |
497 | ||
498 | init_fail: | |
499 | input_free_device(dev2); | |
500 | kfree(priv); | |
501 | return -1; | |
502 | } | |
503 | ||
504 | int alps_detect(struct psmouse *psmouse, int set_properties) | |
505 | { | |
506 | int version; | |
507 | struct alps_model_info *model; | |
508 | ||
509 | if (!(model = alps_get_model(psmouse, &version))) | |
510 | return -1; | |
511 | ||
512 | if (set_properties) { | |
513 | psmouse->vendor = "ALPS"; | |
514 | psmouse->name = model->flags & ALPS_DUALPOINT ? | |
515 | "DualPoint TouchPad" : "GlidePoint"; | |
516 | psmouse->model = version; | |
517 | } | |
518 | return 0; | |
519 | } | |
520 |