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529aa8cb TLSC |
1 | /* |
2 | * Copyright (C) 2009 Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along | |
15 | * with this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
17 | */ | |
18 | ||
19 | ||
20 | #include <linux/init.h> | |
21 | #include <linux/module.h> | |
5a0e3ad6 | 22 | #include <linux/slab.h> |
529aa8cb | 23 | #include <linux/workqueue.h> |
8b48463f | 24 | #include <linux/acpi.h> |
529aa8cb TLSC |
25 | #include <linux/backlight.h> |
26 | #include <linux/input.h> | |
d5c051f1 | 27 | #include <linux/rfkill.h> |
529aa8cb TLSC |
28 | |
29 | MODULE_LICENSE("GPL"); | |
30 | ||
529aa8cb TLSC |
31 | struct cmpc_accel { |
32 | int sensitivity; | |
7125587d MG |
33 | int g_select; |
34 | int inputdev_state; | |
529aa8cb TLSC |
35 | }; |
36 | ||
7125587d MG |
37 | #define CMPC_ACCEL_DEV_STATE_CLOSED 0 |
38 | #define CMPC_ACCEL_DEV_STATE_OPEN 1 | |
529aa8cb | 39 | |
7125587d MG |
40 | #define CMPC_ACCEL_SENSITIVITY_DEFAULT 5 |
41 | #define CMPC_ACCEL_G_SELECT_DEFAULT 0 | |
529aa8cb | 42 | |
02e77a55 | 43 | #define CMPC_ACCEL_HID "ACCE0000" |
7125587d | 44 | #define CMPC_ACCEL_HID_V4 "ACCE0001" |
02e77a55 | 45 | #define CMPC_TABLET_HID "TBLT0000" |
d5c051f1 | 46 | #define CMPC_IPML_HID "IPML200" |
0ece8d51 | 47 | #define CMPC_KEYS_HID "FNBT0000" |
02e77a55 | 48 | |
529aa8cb TLSC |
49 | /* |
50 | * Generic input device code. | |
51 | */ | |
52 | ||
53 | typedef void (*input_device_init)(struct input_dev *dev); | |
54 | ||
55 | static int cmpc_add_acpi_notify_device(struct acpi_device *acpi, char *name, | |
56 | input_device_init idev_init) | |
57 | { | |
58 | struct input_dev *inputdev; | |
59 | int error; | |
60 | ||
61 | inputdev = input_allocate_device(); | |
62 | if (!inputdev) | |
63 | return -ENOMEM; | |
64 | inputdev->name = name; | |
65 | inputdev->dev.parent = &acpi->dev; | |
66 | idev_init(inputdev); | |
67 | error = input_register_device(inputdev); | |
68 | if (error) { | |
69 | input_free_device(inputdev); | |
70 | return error; | |
71 | } | |
72 | dev_set_drvdata(&acpi->dev, inputdev); | |
73 | return 0; | |
74 | } | |
75 | ||
76 | static int cmpc_remove_acpi_notify_device(struct acpi_device *acpi) | |
77 | { | |
78 | struct input_dev *inputdev = dev_get_drvdata(&acpi->dev); | |
79 | input_unregister_device(inputdev); | |
80 | return 0; | |
81 | } | |
82 | ||
83 | /* | |
7125587d MG |
84 | * Accelerometer code for Classmate V4 |
85 | */ | |
86 | static acpi_status cmpc_start_accel_v4(acpi_handle handle) | |
87 | { | |
88 | union acpi_object param[4]; | |
89 | struct acpi_object_list input; | |
90 | acpi_status status; | |
91 | ||
92 | param[0].type = ACPI_TYPE_INTEGER; | |
93 | param[0].integer.value = 0x3; | |
94 | param[1].type = ACPI_TYPE_INTEGER; | |
95 | param[1].integer.value = 0; | |
96 | param[2].type = ACPI_TYPE_INTEGER; | |
97 | param[2].integer.value = 0; | |
98 | param[3].type = ACPI_TYPE_INTEGER; | |
99 | param[3].integer.value = 0; | |
100 | input.count = 4; | |
101 | input.pointer = param; | |
102 | status = acpi_evaluate_object(handle, "ACMD", &input, NULL); | |
103 | return status; | |
104 | } | |
105 | ||
106 | static acpi_status cmpc_stop_accel_v4(acpi_handle handle) | |
107 | { | |
108 | union acpi_object param[4]; | |
109 | struct acpi_object_list input; | |
110 | acpi_status status; | |
111 | ||
112 | param[0].type = ACPI_TYPE_INTEGER; | |
113 | param[0].integer.value = 0x4; | |
114 | param[1].type = ACPI_TYPE_INTEGER; | |
115 | param[1].integer.value = 0; | |
116 | param[2].type = ACPI_TYPE_INTEGER; | |
117 | param[2].integer.value = 0; | |
118 | param[3].type = ACPI_TYPE_INTEGER; | |
119 | param[3].integer.value = 0; | |
120 | input.count = 4; | |
121 | input.pointer = param; | |
122 | status = acpi_evaluate_object(handle, "ACMD", &input, NULL); | |
123 | return status; | |
124 | } | |
125 | ||
126 | static acpi_status cmpc_accel_set_sensitivity_v4(acpi_handle handle, int val) | |
127 | { | |
128 | union acpi_object param[4]; | |
129 | struct acpi_object_list input; | |
130 | ||
131 | param[0].type = ACPI_TYPE_INTEGER; | |
132 | param[0].integer.value = 0x02; | |
133 | param[1].type = ACPI_TYPE_INTEGER; | |
134 | param[1].integer.value = val; | |
135 | param[2].type = ACPI_TYPE_INTEGER; | |
136 | param[2].integer.value = 0; | |
137 | param[3].type = ACPI_TYPE_INTEGER; | |
138 | param[3].integer.value = 0; | |
139 | input.count = 4; | |
140 | input.pointer = param; | |
141 | return acpi_evaluate_object(handle, "ACMD", &input, NULL); | |
142 | } | |
143 | ||
144 | static acpi_status cmpc_accel_set_g_select_v4(acpi_handle handle, int val) | |
145 | { | |
146 | union acpi_object param[4]; | |
147 | struct acpi_object_list input; | |
148 | ||
149 | param[0].type = ACPI_TYPE_INTEGER; | |
150 | param[0].integer.value = 0x05; | |
151 | param[1].type = ACPI_TYPE_INTEGER; | |
152 | param[1].integer.value = val; | |
153 | param[2].type = ACPI_TYPE_INTEGER; | |
154 | param[2].integer.value = 0; | |
155 | param[3].type = ACPI_TYPE_INTEGER; | |
156 | param[3].integer.value = 0; | |
157 | input.count = 4; | |
158 | input.pointer = param; | |
159 | return acpi_evaluate_object(handle, "ACMD", &input, NULL); | |
160 | } | |
161 | ||
162 | static acpi_status cmpc_get_accel_v4(acpi_handle handle, | |
163 | int16_t *x, | |
164 | int16_t *y, | |
165 | int16_t *z) | |
166 | { | |
167 | union acpi_object param[4]; | |
168 | struct acpi_object_list input; | |
169 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; | |
170 | int16_t *locs; | |
171 | acpi_status status; | |
172 | ||
173 | param[0].type = ACPI_TYPE_INTEGER; | |
174 | param[0].integer.value = 0x01; | |
175 | param[1].type = ACPI_TYPE_INTEGER; | |
176 | param[1].integer.value = 0; | |
177 | param[2].type = ACPI_TYPE_INTEGER; | |
178 | param[2].integer.value = 0; | |
179 | param[3].type = ACPI_TYPE_INTEGER; | |
180 | param[3].integer.value = 0; | |
181 | input.count = 4; | |
182 | input.pointer = param; | |
183 | status = acpi_evaluate_object(handle, "ACMD", &input, &output); | |
184 | if (ACPI_SUCCESS(status)) { | |
185 | union acpi_object *obj; | |
186 | obj = output.pointer; | |
187 | locs = (int16_t *) obj->buffer.pointer; | |
188 | *x = locs[0]; | |
189 | *y = locs[1]; | |
190 | *z = locs[2]; | |
191 | kfree(output.pointer); | |
192 | } | |
193 | return status; | |
194 | } | |
195 | ||
196 | static void cmpc_accel_handler_v4(struct acpi_device *dev, u32 event) | |
197 | { | |
198 | if (event == 0x81) { | |
199 | int16_t x, y, z; | |
200 | acpi_status status; | |
201 | ||
202 | status = cmpc_get_accel_v4(dev->handle, &x, &y, &z); | |
203 | if (ACPI_SUCCESS(status)) { | |
204 | struct input_dev *inputdev = dev_get_drvdata(&dev->dev); | |
205 | ||
206 | input_report_abs(inputdev, ABS_X, x); | |
207 | input_report_abs(inputdev, ABS_Y, y); | |
208 | input_report_abs(inputdev, ABS_Z, z); | |
209 | input_sync(inputdev); | |
210 | } | |
211 | } | |
212 | } | |
213 | ||
214 | static ssize_t cmpc_accel_sensitivity_show_v4(struct device *dev, | |
215 | struct device_attribute *attr, | |
216 | char *buf) | |
217 | { | |
218 | struct acpi_device *acpi; | |
219 | struct input_dev *inputdev; | |
220 | struct cmpc_accel *accel; | |
221 | ||
222 | acpi = to_acpi_device(dev); | |
223 | inputdev = dev_get_drvdata(&acpi->dev); | |
224 | accel = dev_get_drvdata(&inputdev->dev); | |
225 | ||
226 | return sprintf(buf, "%d\n", accel->sensitivity); | |
227 | } | |
228 | ||
229 | static ssize_t cmpc_accel_sensitivity_store_v4(struct device *dev, | |
230 | struct device_attribute *attr, | |
231 | const char *buf, size_t count) | |
232 | { | |
233 | struct acpi_device *acpi; | |
234 | struct input_dev *inputdev; | |
235 | struct cmpc_accel *accel; | |
236 | unsigned long sensitivity; | |
237 | int r; | |
238 | ||
239 | acpi = to_acpi_device(dev); | |
240 | inputdev = dev_get_drvdata(&acpi->dev); | |
241 | accel = dev_get_drvdata(&inputdev->dev); | |
242 | ||
243 | r = kstrtoul(buf, 0, &sensitivity); | |
244 | if (r) | |
245 | return r; | |
246 | ||
247 | /* sensitivity must be between 1 and 127 */ | |
248 | if (sensitivity < 1 || sensitivity > 127) | |
249 | return -EINVAL; | |
250 | ||
251 | accel->sensitivity = sensitivity; | |
252 | cmpc_accel_set_sensitivity_v4(acpi->handle, sensitivity); | |
253 | ||
254 | return strnlen(buf, count); | |
255 | } | |
256 | ||
257 | static struct device_attribute cmpc_accel_sensitivity_attr_v4 = { | |
258 | .attr = { .name = "sensitivity", .mode = 0660 }, | |
259 | .show = cmpc_accel_sensitivity_show_v4, | |
260 | .store = cmpc_accel_sensitivity_store_v4 | |
261 | }; | |
262 | ||
263 | static ssize_t cmpc_accel_g_select_show_v4(struct device *dev, | |
264 | struct device_attribute *attr, | |
265 | char *buf) | |
266 | { | |
267 | struct acpi_device *acpi; | |
268 | struct input_dev *inputdev; | |
269 | struct cmpc_accel *accel; | |
270 | ||
271 | acpi = to_acpi_device(dev); | |
272 | inputdev = dev_get_drvdata(&acpi->dev); | |
273 | accel = dev_get_drvdata(&inputdev->dev); | |
274 | ||
275 | return sprintf(buf, "%d\n", accel->g_select); | |
276 | } | |
277 | ||
278 | static ssize_t cmpc_accel_g_select_store_v4(struct device *dev, | |
279 | struct device_attribute *attr, | |
280 | const char *buf, size_t count) | |
281 | { | |
282 | struct acpi_device *acpi; | |
283 | struct input_dev *inputdev; | |
284 | struct cmpc_accel *accel; | |
285 | unsigned long g_select; | |
286 | int r; | |
287 | ||
288 | acpi = to_acpi_device(dev); | |
289 | inputdev = dev_get_drvdata(&acpi->dev); | |
290 | accel = dev_get_drvdata(&inputdev->dev); | |
291 | ||
292 | r = kstrtoul(buf, 0, &g_select); | |
293 | if (r) | |
294 | return r; | |
295 | ||
296 | /* 0 means 1.5g, 1 means 6g, everything else is wrong */ | |
297 | if (g_select != 0 && g_select != 1) | |
298 | return -EINVAL; | |
299 | ||
300 | accel->g_select = g_select; | |
301 | cmpc_accel_set_g_select_v4(acpi->handle, g_select); | |
302 | ||
303 | return strnlen(buf, count); | |
304 | } | |
305 | ||
306 | static struct device_attribute cmpc_accel_g_select_attr_v4 = { | |
307 | .attr = { .name = "g_select", .mode = 0660 }, | |
308 | .show = cmpc_accel_g_select_show_v4, | |
309 | .store = cmpc_accel_g_select_store_v4 | |
310 | }; | |
311 | ||
312 | static int cmpc_accel_open_v4(struct input_dev *input) | |
313 | { | |
314 | struct acpi_device *acpi; | |
315 | struct cmpc_accel *accel; | |
316 | ||
317 | acpi = to_acpi_device(input->dev.parent); | |
318 | accel = dev_get_drvdata(&input->dev); | |
319 | ||
320 | cmpc_accel_set_sensitivity_v4(acpi->handle, accel->sensitivity); | |
321 | cmpc_accel_set_g_select_v4(acpi->handle, accel->g_select); | |
322 | ||
323 | if (ACPI_SUCCESS(cmpc_start_accel_v4(acpi->handle))) { | |
324 | accel->inputdev_state = CMPC_ACCEL_DEV_STATE_OPEN; | |
325 | return 0; | |
326 | } | |
327 | return -EIO; | |
328 | } | |
329 | ||
330 | static void cmpc_accel_close_v4(struct input_dev *input) | |
331 | { | |
332 | struct acpi_device *acpi; | |
333 | struct cmpc_accel *accel; | |
334 | ||
335 | acpi = to_acpi_device(input->dev.parent); | |
336 | accel = dev_get_drvdata(&input->dev); | |
337 | ||
338 | cmpc_stop_accel_v4(acpi->handle); | |
339 | accel->inputdev_state = CMPC_ACCEL_DEV_STATE_CLOSED; | |
340 | } | |
341 | ||
342 | static void cmpc_accel_idev_init_v4(struct input_dev *inputdev) | |
343 | { | |
344 | set_bit(EV_ABS, inputdev->evbit); | |
345 | input_set_abs_params(inputdev, ABS_X, -255, 255, 16, 0); | |
346 | input_set_abs_params(inputdev, ABS_Y, -255, 255, 16, 0); | |
347 | input_set_abs_params(inputdev, ABS_Z, -255, 255, 16, 0); | |
348 | inputdev->open = cmpc_accel_open_v4; | |
349 | inputdev->close = cmpc_accel_close_v4; | |
350 | } | |
351 | ||
3567a4e2 | 352 | #ifdef CONFIG_PM_SLEEP |
7125587d MG |
353 | static int cmpc_accel_suspend_v4(struct device *dev) |
354 | { | |
355 | struct input_dev *inputdev; | |
356 | struct cmpc_accel *accel; | |
357 | ||
358 | inputdev = dev_get_drvdata(dev); | |
359 | accel = dev_get_drvdata(&inputdev->dev); | |
360 | ||
361 | if (accel->inputdev_state == CMPC_ACCEL_DEV_STATE_OPEN) | |
362 | return cmpc_stop_accel_v4(to_acpi_device(dev)->handle); | |
363 | ||
364 | return 0; | |
365 | } | |
366 | ||
367 | static int cmpc_accel_resume_v4(struct device *dev) | |
368 | { | |
369 | struct input_dev *inputdev; | |
370 | struct cmpc_accel *accel; | |
371 | ||
372 | inputdev = dev_get_drvdata(dev); | |
373 | accel = dev_get_drvdata(&inputdev->dev); | |
374 | ||
375 | if (accel->inputdev_state == CMPC_ACCEL_DEV_STATE_OPEN) { | |
376 | cmpc_accel_set_sensitivity_v4(to_acpi_device(dev)->handle, | |
377 | accel->sensitivity); | |
378 | cmpc_accel_set_g_select_v4(to_acpi_device(dev)->handle, | |
379 | accel->g_select); | |
380 | ||
381 | if (ACPI_FAILURE(cmpc_start_accel_v4(to_acpi_device(dev)->handle))) | |
382 | return -EIO; | |
383 | } | |
384 | ||
385 | return 0; | |
386 | } | |
3567a4e2 | 387 | #endif |
7125587d MG |
388 | |
389 | static int cmpc_accel_add_v4(struct acpi_device *acpi) | |
390 | { | |
391 | int error; | |
392 | struct input_dev *inputdev; | |
393 | struct cmpc_accel *accel; | |
394 | ||
395 | accel = kmalloc(sizeof(*accel), GFP_KERNEL); | |
396 | if (!accel) | |
397 | return -ENOMEM; | |
398 | ||
399 | accel->inputdev_state = CMPC_ACCEL_DEV_STATE_CLOSED; | |
400 | ||
401 | accel->sensitivity = CMPC_ACCEL_SENSITIVITY_DEFAULT; | |
402 | cmpc_accel_set_sensitivity_v4(acpi->handle, accel->sensitivity); | |
403 | ||
404 | error = device_create_file(&acpi->dev, &cmpc_accel_sensitivity_attr_v4); | |
405 | if (error) | |
406 | goto failed_sensitivity; | |
407 | ||
408 | accel->g_select = CMPC_ACCEL_G_SELECT_DEFAULT; | |
409 | cmpc_accel_set_g_select_v4(acpi->handle, accel->g_select); | |
410 | ||
411 | error = device_create_file(&acpi->dev, &cmpc_accel_g_select_attr_v4); | |
412 | if (error) | |
413 | goto failed_g_select; | |
414 | ||
415 | error = cmpc_add_acpi_notify_device(acpi, "cmpc_accel_v4", | |
416 | cmpc_accel_idev_init_v4); | |
417 | if (error) | |
418 | goto failed_input; | |
419 | ||
420 | inputdev = dev_get_drvdata(&acpi->dev); | |
421 | dev_set_drvdata(&inputdev->dev, accel); | |
422 | ||
423 | return 0; | |
424 | ||
425 | failed_input: | |
426 | device_remove_file(&acpi->dev, &cmpc_accel_g_select_attr_v4); | |
427 | failed_g_select: | |
428 | device_remove_file(&acpi->dev, &cmpc_accel_sensitivity_attr_v4); | |
429 | failed_sensitivity: | |
430 | kfree(accel); | |
431 | return error; | |
432 | } | |
433 | ||
51fac838 | 434 | static int cmpc_accel_remove_v4(struct acpi_device *acpi) |
7125587d MG |
435 | { |
436 | struct input_dev *inputdev; | |
437 | struct cmpc_accel *accel; | |
438 | ||
439 | inputdev = dev_get_drvdata(&acpi->dev); | |
440 | accel = dev_get_drvdata(&inputdev->dev); | |
441 | ||
442 | device_remove_file(&acpi->dev, &cmpc_accel_sensitivity_attr_v4); | |
443 | device_remove_file(&acpi->dev, &cmpc_accel_g_select_attr_v4); | |
444 | return cmpc_remove_acpi_notify_device(acpi); | |
445 | } | |
446 | ||
447 | static SIMPLE_DEV_PM_OPS(cmpc_accel_pm, cmpc_accel_suspend_v4, | |
448 | cmpc_accel_resume_v4); | |
449 | ||
450 | static const struct acpi_device_id cmpc_accel_device_ids_v4[] = { | |
451 | {CMPC_ACCEL_HID_V4, 0}, | |
452 | {"", 0} | |
453 | }; | |
454 | ||
455 | static struct acpi_driver cmpc_accel_acpi_driver_v4 = { | |
456 | .owner = THIS_MODULE, | |
457 | .name = "cmpc_accel_v4", | |
458 | .class = "cmpc_accel_v4", | |
459 | .ids = cmpc_accel_device_ids_v4, | |
460 | .ops = { | |
461 | .add = cmpc_accel_add_v4, | |
462 | .remove = cmpc_accel_remove_v4, | |
463 | .notify = cmpc_accel_handler_v4, | |
464 | }, | |
465 | .drv.pm = &cmpc_accel_pm, | |
466 | }; | |
467 | ||
468 | ||
469 | /* | |
470 | * Accelerometer code for Classmate versions prior to V4 | |
529aa8cb TLSC |
471 | */ |
472 | static acpi_status cmpc_start_accel(acpi_handle handle) | |
473 | { | |
474 | union acpi_object param[2]; | |
475 | struct acpi_object_list input; | |
476 | acpi_status status; | |
477 | ||
478 | param[0].type = ACPI_TYPE_INTEGER; | |
479 | param[0].integer.value = 0x3; | |
480 | param[1].type = ACPI_TYPE_INTEGER; | |
481 | input.count = 2; | |
482 | input.pointer = param; | |
483 | status = acpi_evaluate_object(handle, "ACMD", &input, NULL); | |
484 | return status; | |
485 | } | |
486 | ||
487 | static acpi_status cmpc_stop_accel(acpi_handle handle) | |
488 | { | |
489 | union acpi_object param[2]; | |
490 | struct acpi_object_list input; | |
491 | acpi_status status; | |
492 | ||
493 | param[0].type = ACPI_TYPE_INTEGER; | |
494 | param[0].integer.value = 0x4; | |
495 | param[1].type = ACPI_TYPE_INTEGER; | |
496 | input.count = 2; | |
497 | input.pointer = param; | |
498 | status = acpi_evaluate_object(handle, "ACMD", &input, NULL); | |
499 | return status; | |
500 | } | |
501 | ||
502 | static acpi_status cmpc_accel_set_sensitivity(acpi_handle handle, int val) | |
503 | { | |
504 | union acpi_object param[2]; | |
505 | struct acpi_object_list input; | |
506 | ||
507 | param[0].type = ACPI_TYPE_INTEGER; | |
508 | param[0].integer.value = 0x02; | |
509 | param[1].type = ACPI_TYPE_INTEGER; | |
510 | param[1].integer.value = val; | |
511 | input.count = 2; | |
512 | input.pointer = param; | |
513 | return acpi_evaluate_object(handle, "ACMD", &input, NULL); | |
514 | } | |
515 | ||
516 | static acpi_status cmpc_get_accel(acpi_handle handle, | |
517 | unsigned char *x, | |
518 | unsigned char *y, | |
519 | unsigned char *z) | |
520 | { | |
521 | union acpi_object param[2]; | |
522 | struct acpi_object_list input; | |
2a89d7c2 | 523 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; |
529aa8cb TLSC |
524 | unsigned char *locs; |
525 | acpi_status status; | |
526 | ||
527 | param[0].type = ACPI_TYPE_INTEGER; | |
528 | param[0].integer.value = 0x01; | |
529 | param[1].type = ACPI_TYPE_INTEGER; | |
530 | input.count = 2; | |
531 | input.pointer = param; | |
532 | status = acpi_evaluate_object(handle, "ACMD", &input, &output); | |
533 | if (ACPI_SUCCESS(status)) { | |
534 | union acpi_object *obj; | |
535 | obj = output.pointer; | |
536 | locs = obj->buffer.pointer; | |
537 | *x = locs[0]; | |
538 | *y = locs[1]; | |
539 | *z = locs[2]; | |
540 | kfree(output.pointer); | |
541 | } | |
542 | return status; | |
543 | } | |
544 | ||
545 | static void cmpc_accel_handler(struct acpi_device *dev, u32 event) | |
546 | { | |
547 | if (event == 0x81) { | |
548 | unsigned char x, y, z; | |
549 | acpi_status status; | |
550 | ||
551 | status = cmpc_get_accel(dev->handle, &x, &y, &z); | |
552 | if (ACPI_SUCCESS(status)) { | |
553 | struct input_dev *inputdev = dev_get_drvdata(&dev->dev); | |
554 | ||
555 | input_report_abs(inputdev, ABS_X, x); | |
556 | input_report_abs(inputdev, ABS_Y, y); | |
557 | input_report_abs(inputdev, ABS_Z, z); | |
558 | input_sync(inputdev); | |
559 | } | |
560 | } | |
561 | } | |
562 | ||
563 | static ssize_t cmpc_accel_sensitivity_show(struct device *dev, | |
564 | struct device_attribute *attr, | |
565 | char *buf) | |
566 | { | |
567 | struct acpi_device *acpi; | |
568 | struct input_dev *inputdev; | |
569 | struct cmpc_accel *accel; | |
570 | ||
571 | acpi = to_acpi_device(dev); | |
572 | inputdev = dev_get_drvdata(&acpi->dev); | |
573 | accel = dev_get_drvdata(&inputdev->dev); | |
574 | ||
575 | return sprintf(buf, "%d\n", accel->sensitivity); | |
576 | } | |
577 | ||
578 | static ssize_t cmpc_accel_sensitivity_store(struct device *dev, | |
579 | struct device_attribute *attr, | |
580 | const char *buf, size_t count) | |
581 | { | |
582 | struct acpi_device *acpi; | |
583 | struct input_dev *inputdev; | |
584 | struct cmpc_accel *accel; | |
585 | unsigned long sensitivity; | |
586 | int r; | |
587 | ||
588 | acpi = to_acpi_device(dev); | |
589 | inputdev = dev_get_drvdata(&acpi->dev); | |
590 | accel = dev_get_drvdata(&inputdev->dev); | |
591 | ||
0db7fd96 | 592 | r = kstrtoul(buf, 0, &sensitivity); |
529aa8cb TLSC |
593 | if (r) |
594 | return r; | |
595 | ||
596 | accel->sensitivity = sensitivity; | |
597 | cmpc_accel_set_sensitivity(acpi->handle, sensitivity); | |
598 | ||
599 | return strnlen(buf, count); | |
600 | } | |
601 | ||
df92754d | 602 | static struct device_attribute cmpc_accel_sensitivity_attr = { |
529aa8cb TLSC |
603 | .attr = { .name = "sensitivity", .mode = 0660 }, |
604 | .show = cmpc_accel_sensitivity_show, | |
605 | .store = cmpc_accel_sensitivity_store | |
606 | }; | |
607 | ||
608 | static int cmpc_accel_open(struct input_dev *input) | |
609 | { | |
610 | struct acpi_device *acpi; | |
611 | ||
612 | acpi = to_acpi_device(input->dev.parent); | |
613 | if (ACPI_SUCCESS(cmpc_start_accel(acpi->handle))) | |
614 | return 0; | |
615 | return -EIO; | |
616 | } | |
617 | ||
618 | static void cmpc_accel_close(struct input_dev *input) | |
619 | { | |
620 | struct acpi_device *acpi; | |
621 | ||
622 | acpi = to_acpi_device(input->dev.parent); | |
623 | cmpc_stop_accel(acpi->handle); | |
624 | } | |
625 | ||
626 | static void cmpc_accel_idev_init(struct input_dev *inputdev) | |
627 | { | |
628 | set_bit(EV_ABS, inputdev->evbit); | |
629 | input_set_abs_params(inputdev, ABS_X, 0, 255, 8, 0); | |
630 | input_set_abs_params(inputdev, ABS_Y, 0, 255, 8, 0); | |
631 | input_set_abs_params(inputdev, ABS_Z, 0, 255, 8, 0); | |
632 | inputdev->open = cmpc_accel_open; | |
633 | inputdev->close = cmpc_accel_close; | |
634 | } | |
635 | ||
636 | static int cmpc_accel_add(struct acpi_device *acpi) | |
637 | { | |
638 | int error; | |
639 | struct input_dev *inputdev; | |
640 | struct cmpc_accel *accel; | |
641 | ||
642 | accel = kmalloc(sizeof(*accel), GFP_KERNEL); | |
643 | if (!accel) | |
644 | return -ENOMEM; | |
645 | ||
646 | accel->sensitivity = CMPC_ACCEL_SENSITIVITY_DEFAULT; | |
647 | cmpc_accel_set_sensitivity(acpi->handle, accel->sensitivity); | |
648 | ||
649 | error = device_create_file(&acpi->dev, &cmpc_accel_sensitivity_attr); | |
650 | if (error) | |
651 | goto failed_file; | |
652 | ||
653 | error = cmpc_add_acpi_notify_device(acpi, "cmpc_accel", | |
654 | cmpc_accel_idev_init); | |
655 | if (error) | |
656 | goto failed_input; | |
657 | ||
658 | inputdev = dev_get_drvdata(&acpi->dev); | |
659 | dev_set_drvdata(&inputdev->dev, accel); | |
660 | ||
661 | return 0; | |
662 | ||
663 | failed_input: | |
664 | device_remove_file(&acpi->dev, &cmpc_accel_sensitivity_attr); | |
665 | failed_file: | |
666 | kfree(accel); | |
667 | return error; | |
668 | } | |
669 | ||
51fac838 | 670 | static int cmpc_accel_remove(struct acpi_device *acpi) |
529aa8cb TLSC |
671 | { |
672 | struct input_dev *inputdev; | |
673 | struct cmpc_accel *accel; | |
674 | ||
675 | inputdev = dev_get_drvdata(&acpi->dev); | |
676 | accel = dev_get_drvdata(&inputdev->dev); | |
677 | ||
678 | device_remove_file(&acpi->dev, &cmpc_accel_sensitivity_attr); | |
679 | return cmpc_remove_acpi_notify_device(acpi); | |
680 | } | |
681 | ||
682 | static const struct acpi_device_id cmpc_accel_device_ids[] = { | |
02e77a55 | 683 | {CMPC_ACCEL_HID, 0}, |
529aa8cb TLSC |
684 | {"", 0} |
685 | }; | |
529aa8cb TLSC |
686 | |
687 | static struct acpi_driver cmpc_accel_acpi_driver = { | |
688 | .owner = THIS_MODULE, | |
689 | .name = "cmpc_accel", | |
690 | .class = "cmpc_accel", | |
691 | .ids = cmpc_accel_device_ids, | |
692 | .ops = { | |
693 | .add = cmpc_accel_add, | |
694 | .remove = cmpc_accel_remove, | |
695 | .notify = cmpc_accel_handler, | |
696 | } | |
697 | }; | |
698 | ||
699 | ||
700 | /* | |
701 | * Tablet mode code. | |
702 | */ | |
703 | static acpi_status cmpc_get_tablet(acpi_handle handle, | |
704 | unsigned long long *value) | |
705 | { | |
706 | union acpi_object param; | |
707 | struct acpi_object_list input; | |
708 | unsigned long long output; | |
709 | acpi_status status; | |
710 | ||
711 | param.type = ACPI_TYPE_INTEGER; | |
712 | param.integer.value = 0x01; | |
713 | input.count = 1; | |
714 | input.pointer = ¶m; | |
715 | status = acpi_evaluate_integer(handle, "TCMD", &input, &output); | |
716 | if (ACPI_SUCCESS(status)) | |
717 | *value = output; | |
718 | return status; | |
719 | } | |
720 | ||
721 | static void cmpc_tablet_handler(struct acpi_device *dev, u32 event) | |
722 | { | |
723 | unsigned long long val = 0; | |
724 | struct input_dev *inputdev = dev_get_drvdata(&dev->dev); | |
725 | ||
726 | if (event == 0x81) { | |
ad20c73b | 727 | if (ACPI_SUCCESS(cmpc_get_tablet(dev->handle, &val))) { |
529aa8cb | 728 | input_report_switch(inputdev, SW_TABLET_MODE, !val); |
ad20c73b CALP |
729 | input_sync(inputdev); |
730 | } | |
529aa8cb TLSC |
731 | } |
732 | } | |
733 | ||
734 | static void cmpc_tablet_idev_init(struct input_dev *inputdev) | |
735 | { | |
736 | unsigned long long val = 0; | |
737 | struct acpi_device *acpi; | |
738 | ||
739 | set_bit(EV_SW, inputdev->evbit); | |
740 | set_bit(SW_TABLET_MODE, inputdev->swbit); | |
741 | ||
742 | acpi = to_acpi_device(inputdev->dev.parent); | |
ad20c73b | 743 | if (ACPI_SUCCESS(cmpc_get_tablet(acpi->handle, &val))) { |
529aa8cb | 744 | input_report_switch(inputdev, SW_TABLET_MODE, !val); |
ad20c73b CALP |
745 | input_sync(inputdev); |
746 | } | |
529aa8cb TLSC |
747 | } |
748 | ||
749 | static int cmpc_tablet_add(struct acpi_device *acpi) | |
750 | { | |
751 | return cmpc_add_acpi_notify_device(acpi, "cmpc_tablet", | |
752 | cmpc_tablet_idev_init); | |
753 | } | |
754 | ||
51fac838 | 755 | static int cmpc_tablet_remove(struct acpi_device *acpi) |
529aa8cb TLSC |
756 | { |
757 | return cmpc_remove_acpi_notify_device(acpi); | |
758 | } | |
759 | ||
3567a4e2 | 760 | #ifdef CONFIG_PM_SLEEP |
81bc4954 | 761 | static int cmpc_tablet_resume(struct device *dev) |
529aa8cb | 762 | { |
81bc4954 RW |
763 | struct input_dev *inputdev = dev_get_drvdata(dev); |
764 | ||
529aa8cb | 765 | unsigned long long val = 0; |
ad20c73b | 766 | if (ACPI_SUCCESS(cmpc_get_tablet(to_acpi_device(dev)->handle, &val))) { |
529aa8cb | 767 | input_report_switch(inputdev, SW_TABLET_MODE, !val); |
ad20c73b CALP |
768 | input_sync(inputdev); |
769 | } | |
529aa8cb TLSC |
770 | return 0; |
771 | } | |
3567a4e2 | 772 | #endif |
529aa8cb | 773 | |
81bc4954 RW |
774 | static SIMPLE_DEV_PM_OPS(cmpc_tablet_pm, NULL, cmpc_tablet_resume); |
775 | ||
529aa8cb | 776 | static const struct acpi_device_id cmpc_tablet_device_ids[] = { |
02e77a55 | 777 | {CMPC_TABLET_HID, 0}, |
529aa8cb TLSC |
778 | {"", 0} |
779 | }; | |
529aa8cb TLSC |
780 | |
781 | static struct acpi_driver cmpc_tablet_acpi_driver = { | |
782 | .owner = THIS_MODULE, | |
783 | .name = "cmpc_tablet", | |
784 | .class = "cmpc_tablet", | |
785 | .ids = cmpc_tablet_device_ids, | |
786 | .ops = { | |
787 | .add = cmpc_tablet_add, | |
788 | .remove = cmpc_tablet_remove, | |
529aa8cb | 789 | .notify = cmpc_tablet_handler, |
81bc4954 RW |
790 | }, |
791 | .drv.pm = &cmpc_tablet_pm, | |
529aa8cb TLSC |
792 | }; |
793 | ||
794 | ||
795 | /* | |
796 | * Backlight code. | |
797 | */ | |
798 | ||
799 | static acpi_status cmpc_get_brightness(acpi_handle handle, | |
800 | unsigned long long *value) | |
801 | { | |
802 | union acpi_object param; | |
803 | struct acpi_object_list input; | |
804 | unsigned long long output; | |
805 | acpi_status status; | |
806 | ||
807 | param.type = ACPI_TYPE_INTEGER; | |
808 | param.integer.value = 0xC0; | |
809 | input.count = 1; | |
810 | input.pointer = ¶m; | |
811 | status = acpi_evaluate_integer(handle, "GRDI", &input, &output); | |
812 | if (ACPI_SUCCESS(status)) | |
813 | *value = output; | |
814 | return status; | |
815 | } | |
816 | ||
817 | static acpi_status cmpc_set_brightness(acpi_handle handle, | |
818 | unsigned long long value) | |
819 | { | |
820 | union acpi_object param[2]; | |
821 | struct acpi_object_list input; | |
822 | acpi_status status; | |
823 | unsigned long long output; | |
824 | ||
825 | param[0].type = ACPI_TYPE_INTEGER; | |
826 | param[0].integer.value = 0xC0; | |
827 | param[1].type = ACPI_TYPE_INTEGER; | |
828 | param[1].integer.value = value; | |
829 | input.count = 2; | |
830 | input.pointer = param; | |
831 | status = acpi_evaluate_integer(handle, "GWRI", &input, &output); | |
832 | return status; | |
833 | } | |
834 | ||
835 | static int cmpc_bl_get_brightness(struct backlight_device *bd) | |
836 | { | |
837 | acpi_status status; | |
838 | acpi_handle handle; | |
839 | unsigned long long brightness; | |
840 | ||
841 | handle = bl_get_data(bd); | |
842 | status = cmpc_get_brightness(handle, &brightness); | |
843 | if (ACPI_SUCCESS(status)) | |
844 | return brightness; | |
845 | else | |
846 | return -1; | |
847 | } | |
848 | ||
849 | static int cmpc_bl_update_status(struct backlight_device *bd) | |
850 | { | |
851 | acpi_status status; | |
852 | acpi_handle handle; | |
853 | ||
854 | handle = bl_get_data(bd); | |
855 | status = cmpc_set_brightness(handle, bd->props.brightness); | |
856 | if (ACPI_SUCCESS(status)) | |
857 | return 0; | |
858 | else | |
859 | return -1; | |
860 | } | |
861 | ||
f0af7899 | 862 | static const struct backlight_ops cmpc_bl_ops = { |
529aa8cb TLSC |
863 | .get_brightness = cmpc_bl_get_brightness, |
864 | .update_status = cmpc_bl_update_status | |
865 | }; | |
866 | ||
d5c051f1 TLSC |
867 | /* |
868 | * RFKILL code. | |
869 | */ | |
870 | ||
871 | static acpi_status cmpc_get_rfkill_wlan(acpi_handle handle, | |
872 | unsigned long long *value) | |
529aa8cb | 873 | { |
d5c051f1 TLSC |
874 | union acpi_object param; |
875 | struct acpi_object_list input; | |
876 | unsigned long long output; | |
877 | acpi_status status; | |
878 | ||
879 | param.type = ACPI_TYPE_INTEGER; | |
880 | param.integer.value = 0xC1; | |
881 | input.count = 1; | |
882 | input.pointer = ¶m; | |
883 | status = acpi_evaluate_integer(handle, "GRDI", &input, &output); | |
884 | if (ACPI_SUCCESS(status)) | |
885 | *value = output; | |
886 | return status; | |
887 | } | |
888 | ||
889 | static acpi_status cmpc_set_rfkill_wlan(acpi_handle handle, | |
890 | unsigned long long value) | |
891 | { | |
892 | union acpi_object param[2]; | |
893 | struct acpi_object_list input; | |
894 | acpi_status status; | |
895 | unsigned long long output; | |
896 | ||
897 | param[0].type = ACPI_TYPE_INTEGER; | |
898 | param[0].integer.value = 0xC1; | |
899 | param[1].type = ACPI_TYPE_INTEGER; | |
900 | param[1].integer.value = value; | |
901 | input.count = 2; | |
902 | input.pointer = param; | |
903 | status = acpi_evaluate_integer(handle, "GWRI", &input, &output); | |
904 | return status; | |
905 | } | |
906 | ||
907 | static void cmpc_rfkill_query(struct rfkill *rfkill, void *data) | |
908 | { | |
909 | acpi_status status; | |
910 | acpi_handle handle; | |
911 | unsigned long long state; | |
912 | bool blocked; | |
913 | ||
914 | handle = data; | |
915 | status = cmpc_get_rfkill_wlan(handle, &state); | |
916 | if (ACPI_SUCCESS(status)) { | |
917 | blocked = state & 1 ? false : true; | |
918 | rfkill_set_sw_state(rfkill, blocked); | |
919 | } | |
920 | } | |
921 | ||
922 | static int cmpc_rfkill_block(void *data, bool blocked) | |
923 | { | |
924 | acpi_status status; | |
925 | acpi_handle handle; | |
926 | unsigned long long state; | |
698e1641 | 927 | bool is_blocked; |
d5c051f1 TLSC |
928 | |
929 | handle = data; | |
930 | status = cmpc_get_rfkill_wlan(handle, &state); | |
931 | if (ACPI_FAILURE(status)) | |
932 | return -ENODEV; | |
698e1641 HRK |
933 | /* Check if we really need to call cmpc_set_rfkill_wlan */ |
934 | is_blocked = state & 1 ? false : true; | |
935 | if (is_blocked != blocked) { | |
936 | state = blocked ? 0 : 1; | |
937 | status = cmpc_set_rfkill_wlan(handle, state); | |
938 | if (ACPI_FAILURE(status)) | |
939 | return -ENODEV; | |
940 | } | |
d5c051f1 TLSC |
941 | return 0; |
942 | } | |
943 | ||
944 | static const struct rfkill_ops cmpc_rfkill_ops = { | |
945 | .query = cmpc_rfkill_query, | |
946 | .set_block = cmpc_rfkill_block, | |
947 | }; | |
948 | ||
949 | /* | |
950 | * Common backlight and rfkill code. | |
951 | */ | |
952 | ||
953 | struct ipml200_dev { | |
529aa8cb | 954 | struct backlight_device *bd; |
d5c051f1 TLSC |
955 | struct rfkill *rf; |
956 | }; | |
957 | ||
958 | static int cmpc_ipml_add(struct acpi_device *acpi) | |
959 | { | |
960 | int retval; | |
961 | struct ipml200_dev *ipml; | |
962 | struct backlight_properties props; | |
963 | ||
964 | ipml = kmalloc(sizeof(*ipml), GFP_KERNEL); | |
965 | if (ipml == NULL) | |
966 | return -ENOMEM; | |
529aa8cb | 967 | |
a19a6ee6 | 968 | memset(&props, 0, sizeof(struct backlight_properties)); |
bb7ca747 | 969 | props.type = BACKLIGHT_PLATFORM; |
a19a6ee6 | 970 | props.max_brightness = 7; |
d5c051f1 TLSC |
971 | ipml->bd = backlight_device_register("cmpc_bl", &acpi->dev, |
972 | acpi->handle, &cmpc_bl_ops, | |
973 | &props); | |
974 | if (IS_ERR(ipml->bd)) { | |
975 | retval = PTR_ERR(ipml->bd); | |
976 | goto out_bd; | |
977 | } | |
978 | ||
979 | ipml->rf = rfkill_alloc("cmpc_rfkill", &acpi->dev, RFKILL_TYPE_WLAN, | |
980 | &cmpc_rfkill_ops, acpi->handle); | |
b95d13ea TLSC |
981 | /* |
982 | * If RFKILL is disabled, rfkill_alloc will return ERR_PTR(-ENODEV). | |
983 | * This is OK, however, since all other uses of the device will not | |
984 | * derefence it. | |
985 | */ | |
986 | if (ipml->rf) { | |
d5c051f1 TLSC |
987 | retval = rfkill_register(ipml->rf); |
988 | if (retval) { | |
989 | rfkill_destroy(ipml->rf); | |
990 | ipml->rf = NULL; | |
991 | } | |
d5c051f1 TLSC |
992 | } |
993 | ||
994 | dev_set_drvdata(&acpi->dev, ipml); | |
529aa8cb | 995 | return 0; |
d5c051f1 TLSC |
996 | |
997 | out_bd: | |
998 | kfree(ipml); | |
999 | return retval; | |
529aa8cb TLSC |
1000 | } |
1001 | ||
51fac838 | 1002 | static int cmpc_ipml_remove(struct acpi_device *acpi) |
529aa8cb | 1003 | { |
d5c051f1 TLSC |
1004 | struct ipml200_dev *ipml; |
1005 | ||
1006 | ipml = dev_get_drvdata(&acpi->dev); | |
1007 | ||
1008 | backlight_device_unregister(ipml->bd); | |
1009 | ||
1010 | if (ipml->rf) { | |
1011 | rfkill_unregister(ipml->rf); | |
1012 | rfkill_destroy(ipml->rf); | |
1013 | } | |
1014 | ||
1015 | kfree(ipml); | |
529aa8cb | 1016 | |
529aa8cb TLSC |
1017 | return 0; |
1018 | } | |
1019 | ||
d5c051f1 TLSC |
1020 | static const struct acpi_device_id cmpc_ipml_device_ids[] = { |
1021 | {CMPC_IPML_HID, 0}, | |
529aa8cb TLSC |
1022 | {"", 0} |
1023 | }; | |
529aa8cb | 1024 | |
d5c051f1 | 1025 | static struct acpi_driver cmpc_ipml_acpi_driver = { |
529aa8cb TLSC |
1026 | .owner = THIS_MODULE, |
1027 | .name = "cmpc", | |
1028 | .class = "cmpc", | |
d5c051f1 | 1029 | .ids = cmpc_ipml_device_ids, |
529aa8cb | 1030 | .ops = { |
d5c051f1 TLSC |
1031 | .add = cmpc_ipml_add, |
1032 | .remove = cmpc_ipml_remove | |
529aa8cb TLSC |
1033 | } |
1034 | }; | |
1035 | ||
1036 | ||
1037 | /* | |
1038 | * Extra keys code. | |
1039 | */ | |
1040 | static int cmpc_keys_codes[] = { | |
1041 | KEY_UNKNOWN, | |
1042 | KEY_WLAN, | |
1043 | KEY_SWITCHVIDEOMODE, | |
1044 | KEY_BRIGHTNESSDOWN, | |
1045 | KEY_BRIGHTNESSUP, | |
1046 | KEY_VENDOR, | |
881a6c25 TLSC |
1047 | KEY_UNKNOWN, |
1048 | KEY_CAMERA, | |
1049 | KEY_BACK, | |
1050 | KEY_FORWARD, | |
529aa8cb TLSC |
1051 | KEY_MAX |
1052 | }; | |
1053 | ||
1054 | static void cmpc_keys_handler(struct acpi_device *dev, u32 event) | |
1055 | { | |
1056 | struct input_dev *inputdev; | |
1057 | int code = KEY_MAX; | |
1058 | ||
1059 | if ((event & 0x0F) < ARRAY_SIZE(cmpc_keys_codes)) | |
1060 | code = cmpc_keys_codes[event & 0x0F]; | |
3098064d | 1061 | inputdev = dev_get_drvdata(&dev->dev); |
529aa8cb | 1062 | input_report_key(inputdev, code, !(event & 0x10)); |
72135d21 | 1063 | input_sync(inputdev); |
529aa8cb TLSC |
1064 | } |
1065 | ||
1066 | static void cmpc_keys_idev_init(struct input_dev *inputdev) | |
1067 | { | |
1068 | int i; | |
1069 | ||
1070 | set_bit(EV_KEY, inputdev->evbit); | |
1071 | for (i = 0; cmpc_keys_codes[i] != KEY_MAX; i++) | |
1072 | set_bit(cmpc_keys_codes[i], inputdev->keybit); | |
1073 | } | |
1074 | ||
1075 | static int cmpc_keys_add(struct acpi_device *acpi) | |
1076 | { | |
1077 | return cmpc_add_acpi_notify_device(acpi, "cmpc_keys", | |
1078 | cmpc_keys_idev_init); | |
1079 | } | |
1080 | ||
51fac838 | 1081 | static int cmpc_keys_remove(struct acpi_device *acpi) |
529aa8cb TLSC |
1082 | { |
1083 | return cmpc_remove_acpi_notify_device(acpi); | |
1084 | } | |
1085 | ||
1086 | static const struct acpi_device_id cmpc_keys_device_ids[] = { | |
02e77a55 | 1087 | {CMPC_KEYS_HID, 0}, |
529aa8cb TLSC |
1088 | {"", 0} |
1089 | }; | |
529aa8cb TLSC |
1090 | |
1091 | static struct acpi_driver cmpc_keys_acpi_driver = { | |
1092 | .owner = THIS_MODULE, | |
1093 | .name = "cmpc_keys", | |
1094 | .class = "cmpc_keys", | |
1095 | .ids = cmpc_keys_device_ids, | |
1096 | .ops = { | |
1097 | .add = cmpc_keys_add, | |
1098 | .remove = cmpc_keys_remove, | |
1099 | .notify = cmpc_keys_handler, | |
1100 | } | |
1101 | }; | |
1102 | ||
1103 | ||
1104 | /* | |
1105 | * General init/exit code. | |
1106 | */ | |
1107 | ||
1108 | static int cmpc_init(void) | |
1109 | { | |
1110 | int r; | |
1111 | ||
1112 | r = acpi_bus_register_driver(&cmpc_keys_acpi_driver); | |
1113 | if (r) | |
1114 | goto failed_keys; | |
1115 | ||
d5c051f1 | 1116 | r = acpi_bus_register_driver(&cmpc_ipml_acpi_driver); |
529aa8cb TLSC |
1117 | if (r) |
1118 | goto failed_bl; | |
1119 | ||
1120 | r = acpi_bus_register_driver(&cmpc_tablet_acpi_driver); | |
1121 | if (r) | |
1122 | goto failed_tablet; | |
1123 | ||
1124 | r = acpi_bus_register_driver(&cmpc_accel_acpi_driver); | |
1125 | if (r) | |
1126 | goto failed_accel; | |
1127 | ||
7125587d MG |
1128 | r = acpi_bus_register_driver(&cmpc_accel_acpi_driver_v4); |
1129 | if (r) | |
1130 | goto failed_accel_v4; | |
1131 | ||
529aa8cb TLSC |
1132 | return r; |
1133 | ||
7125587d MG |
1134 | failed_accel_v4: |
1135 | acpi_bus_unregister_driver(&cmpc_accel_acpi_driver); | |
1136 | ||
529aa8cb TLSC |
1137 | failed_accel: |
1138 | acpi_bus_unregister_driver(&cmpc_tablet_acpi_driver); | |
1139 | ||
1140 | failed_tablet: | |
d5c051f1 | 1141 | acpi_bus_unregister_driver(&cmpc_ipml_acpi_driver); |
529aa8cb TLSC |
1142 | |
1143 | failed_bl: | |
1144 | acpi_bus_unregister_driver(&cmpc_keys_acpi_driver); | |
1145 | ||
1146 | failed_keys: | |
1147 | return r; | |
1148 | } | |
1149 | ||
1150 | static void cmpc_exit(void) | |
1151 | { | |
7125587d | 1152 | acpi_bus_unregister_driver(&cmpc_accel_acpi_driver_v4); |
529aa8cb TLSC |
1153 | acpi_bus_unregister_driver(&cmpc_accel_acpi_driver); |
1154 | acpi_bus_unregister_driver(&cmpc_tablet_acpi_driver); | |
d5c051f1 | 1155 | acpi_bus_unregister_driver(&cmpc_ipml_acpi_driver); |
529aa8cb TLSC |
1156 | acpi_bus_unregister_driver(&cmpc_keys_acpi_driver); |
1157 | } | |
1158 | ||
1159 | module_init(cmpc_init); | |
1160 | module_exit(cmpc_exit); | |
02e77a55 TLSC |
1161 | |
1162 | static const struct acpi_device_id cmpc_device_ids[] = { | |
1163 | {CMPC_ACCEL_HID, 0}, | |
7125587d | 1164 | {CMPC_ACCEL_HID_V4, 0}, |
02e77a55 | 1165 | {CMPC_TABLET_HID, 0}, |
d5c051f1 | 1166 | {CMPC_IPML_HID, 0}, |
02e77a55 TLSC |
1167 | {CMPC_KEYS_HID, 0}, |
1168 | {"", 0} | |
1169 | }; | |
1170 | ||
1171 | MODULE_DEVICE_TABLE(acpi, cmpc_device_ids); |