Commit | Line | Data |
---|---|---|
58ac7aa0 | 1 | /* |
a4b5a279 | 2 | * ideapad-laptop.c - Lenovo IdeaPad ACPI Extras |
58ac7aa0 DW |
3 | * |
4 | * Copyright © 2010 Intel Corporation | |
5 | * Copyright © 2010 David Woodhouse <dwmw2@infradead.org> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
20 | * 02110-1301, USA. | |
21 | */ | |
22 | ||
9ab23989 JP |
23 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
24 | ||
58ac7aa0 DW |
25 | #include <linux/kernel.h> |
26 | #include <linux/module.h> | |
27 | #include <linux/init.h> | |
28 | #include <linux/types.h> | |
8b48463f | 29 | #include <linux/acpi.h> |
58ac7aa0 | 30 | #include <linux/rfkill.h> |
98ee6919 | 31 | #include <linux/platform_device.h> |
f63409ae IP |
32 | #include <linux/input.h> |
33 | #include <linux/input/sparse-keymap.h> | |
a4ecbb8a IP |
34 | #include <linux/backlight.h> |
35 | #include <linux/fb.h> | |
773e3206 IP |
36 | #include <linux/debugfs.h> |
37 | #include <linux/seq_file.h> | |
07a4a4fc | 38 | #include <linux/i8042.h> |
85093f79 | 39 | #include <linux/dmi.h> |
b3facd7b | 40 | #include <linux/device.h> |
26bff5f0 | 41 | #include <acpi/video.h> |
58ac7aa0 | 42 | |
c1f73658 | 43 | #define IDEAPAD_RFKILL_DEV_NUM (3) |
58ac7aa0 | 44 | |
3371f481 IP |
45 | #define CFG_BT_BIT (16) |
46 | #define CFG_3G_BIT (17) | |
47 | #define CFG_WIFI_BIT (18) | |
a84511f7 | 48 | #define CFG_CAMERA_BIT (19) |
3371f481 | 49 | |
74caab99 | 50 | #if IS_ENABLED(CONFIG_ACPI_WMI) |
2d98e0b9 AB |
51 | static const char *const ideapad_wmi_fnesc_events[] = { |
52 | "26CAB2E5-5CF1-46AE-AAC3-4A12B6BA50E6", /* Yoga 3 */ | |
53 | "56322276-8493-4CE8-A783-98C991274F5E", /* Yoga 700 */ | |
54 | }; | |
74caab99 AB |
55 | #endif |
56 | ||
2be1dc21 IP |
57 | enum { |
58 | VPCCMD_R_VPC1 = 0x10, | |
59 | VPCCMD_R_BL_MAX, | |
60 | VPCCMD_R_BL, | |
61 | VPCCMD_W_BL, | |
62 | VPCCMD_R_WIFI, | |
63 | VPCCMD_W_WIFI, | |
64 | VPCCMD_R_BT, | |
65 | VPCCMD_W_BT, | |
66 | VPCCMD_R_BL_POWER, | |
67 | VPCCMD_R_NOVO, | |
68 | VPCCMD_R_VPC2, | |
69 | VPCCMD_R_TOUCHPAD, | |
70 | VPCCMD_W_TOUCHPAD, | |
71 | VPCCMD_R_CAMERA, | |
72 | VPCCMD_W_CAMERA, | |
73 | VPCCMD_R_3G, | |
74 | VPCCMD_W_3G, | |
75 | VPCCMD_R_ODD, /* 0x21 */ | |
0c7bbeb9 MM |
76 | VPCCMD_W_FAN, |
77 | VPCCMD_R_RF, | |
2be1dc21 | 78 | VPCCMD_W_RF, |
0c7bbeb9 | 79 | VPCCMD_R_FAN = 0x2B, |
296f9fe0 | 80 | VPCCMD_R_SPECIAL_BUTTONS = 0x31, |
2be1dc21 IP |
81 | VPCCMD_W_BL_POWER = 0x33, |
82 | }; | |
83 | ||
331e0ea2 ZR |
84 | struct ideapad_rfk_priv { |
85 | int dev; | |
86 | struct ideapad_private *priv; | |
87 | }; | |
88 | ||
ce326329 | 89 | struct ideapad_private { |
469f6434 | 90 | struct acpi_device *adev; |
c1f73658 | 91 | struct rfkill *rfk[IDEAPAD_RFKILL_DEV_NUM]; |
331e0ea2 | 92 | struct ideapad_rfk_priv rfk_priv[IDEAPAD_RFKILL_DEV_NUM]; |
98ee6919 | 93 | struct platform_device *platform_device; |
f63409ae | 94 | struct input_dev *inputdev; |
a4ecbb8a | 95 | struct backlight_device *blightdev; |
773e3206 | 96 | struct dentry *debug; |
3371f481 | 97 | unsigned long cfg; |
ce363c2b | 98 | bool has_hw_rfkill_switch; |
2d98e0b9 | 99 | const char *fnesc_guid; |
58ac7aa0 DW |
100 | }; |
101 | ||
bfa97b7d IP |
102 | static bool no_bt_rfkill; |
103 | module_param(no_bt_rfkill, bool, 0444); | |
104 | MODULE_PARM_DESC(no_bt_rfkill, "No rfkill for bluetooth."); | |
105 | ||
6a09f21d IP |
106 | /* |
107 | * ACPI Helpers | |
108 | */ | |
109 | #define IDEAPAD_EC_TIMEOUT (100) /* in ms */ | |
110 | ||
111 | static int read_method_int(acpi_handle handle, const char *method, int *val) | |
112 | { | |
113 | acpi_status status; | |
114 | unsigned long long result; | |
115 | ||
116 | status = acpi_evaluate_integer(handle, (char *)method, NULL, &result); | |
117 | if (ACPI_FAILURE(status)) { | |
118 | *val = -1; | |
119 | return -1; | |
120 | } else { | |
121 | *val = result; | |
122 | return 0; | |
123 | } | |
124 | } | |
125 | ||
126 | static int method_vpcr(acpi_handle handle, int cmd, int *ret) | |
127 | { | |
128 | acpi_status status; | |
129 | unsigned long long result; | |
130 | struct acpi_object_list params; | |
131 | union acpi_object in_obj; | |
132 | ||
133 | params.count = 1; | |
134 | params.pointer = &in_obj; | |
135 | in_obj.type = ACPI_TYPE_INTEGER; | |
136 | in_obj.integer.value = cmd; | |
137 | ||
138 | status = acpi_evaluate_integer(handle, "VPCR", ¶ms, &result); | |
139 | ||
140 | if (ACPI_FAILURE(status)) { | |
141 | *ret = -1; | |
142 | return -1; | |
143 | } else { | |
144 | *ret = result; | |
145 | return 0; | |
146 | } | |
147 | } | |
148 | ||
149 | static int method_vpcw(acpi_handle handle, int cmd, int data) | |
150 | { | |
151 | struct acpi_object_list params; | |
152 | union acpi_object in_obj[2]; | |
153 | acpi_status status; | |
154 | ||
155 | params.count = 2; | |
156 | params.pointer = in_obj; | |
157 | in_obj[0].type = ACPI_TYPE_INTEGER; | |
158 | in_obj[0].integer.value = cmd; | |
159 | in_obj[1].type = ACPI_TYPE_INTEGER; | |
160 | in_obj[1].integer.value = data; | |
161 | ||
162 | status = acpi_evaluate_object(handle, "VPCW", ¶ms, NULL); | |
163 | if (status != AE_OK) | |
164 | return -1; | |
165 | return 0; | |
166 | } | |
167 | ||
168 | static int read_ec_data(acpi_handle handle, int cmd, unsigned long *data) | |
169 | { | |
170 | int val; | |
171 | unsigned long int end_jiffies; | |
172 | ||
173 | if (method_vpcw(handle, 1, cmd)) | |
174 | return -1; | |
175 | ||
176 | for (end_jiffies = jiffies+(HZ)*IDEAPAD_EC_TIMEOUT/1000+1; | |
177 | time_before(jiffies, end_jiffies);) { | |
178 | schedule(); | |
179 | if (method_vpcr(handle, 1, &val)) | |
180 | return -1; | |
181 | if (val == 0) { | |
182 | if (method_vpcr(handle, 0, &val)) | |
183 | return -1; | |
184 | *data = val; | |
185 | return 0; | |
186 | } | |
187 | } | |
188 | pr_err("timeout in read_ec_cmd\n"); | |
189 | return -1; | |
190 | } | |
191 | ||
192 | static int write_ec_cmd(acpi_handle handle, int cmd, unsigned long data) | |
193 | { | |
194 | int val; | |
195 | unsigned long int end_jiffies; | |
196 | ||
197 | if (method_vpcw(handle, 0, data)) | |
198 | return -1; | |
199 | if (method_vpcw(handle, 1, cmd)) | |
200 | return -1; | |
201 | ||
202 | for (end_jiffies = jiffies+(HZ)*IDEAPAD_EC_TIMEOUT/1000+1; | |
203 | time_before(jiffies, end_jiffies);) { | |
204 | schedule(); | |
205 | if (method_vpcr(handle, 1, &val)) | |
206 | return -1; | |
207 | if (val == 0) | |
208 | return 0; | |
209 | } | |
210 | pr_err("timeout in write_ec_cmd\n"); | |
211 | return -1; | |
212 | } | |
6a09f21d | 213 | |
773e3206 IP |
214 | /* |
215 | * debugfs | |
216 | */ | |
773e3206 IP |
217 | static int debugfs_status_show(struct seq_file *s, void *data) |
218 | { | |
331e0ea2 | 219 | struct ideapad_private *priv = s->private; |
773e3206 IP |
220 | unsigned long value; |
221 | ||
331e0ea2 ZR |
222 | if (!priv) |
223 | return -EINVAL; | |
224 | ||
225 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_BL_MAX, &value)) | |
773e3206 | 226 | seq_printf(s, "Backlight max:\t%lu\n", value); |
331e0ea2 | 227 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_BL, &value)) |
773e3206 | 228 | seq_printf(s, "Backlight now:\t%lu\n", value); |
331e0ea2 | 229 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_BL_POWER, &value)) |
773e3206 IP |
230 | seq_printf(s, "BL power value:\t%s\n", value ? "On" : "Off"); |
231 | seq_printf(s, "=====================\n"); | |
232 | ||
331e0ea2 | 233 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_RF, &value)) |
773e3206 IP |
234 | seq_printf(s, "Radio status:\t%s(%lu)\n", |
235 | value ? "On" : "Off", value); | |
331e0ea2 | 236 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_WIFI, &value)) |
773e3206 IP |
237 | seq_printf(s, "Wifi status:\t%s(%lu)\n", |
238 | value ? "On" : "Off", value); | |
331e0ea2 | 239 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_BT, &value)) |
773e3206 IP |
240 | seq_printf(s, "BT status:\t%s(%lu)\n", |
241 | value ? "On" : "Off", value); | |
331e0ea2 | 242 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_3G, &value)) |
773e3206 IP |
243 | seq_printf(s, "3G status:\t%s(%lu)\n", |
244 | value ? "On" : "Off", value); | |
245 | seq_printf(s, "=====================\n"); | |
246 | ||
331e0ea2 | 247 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_TOUCHPAD, &value)) |
773e3206 IP |
248 | seq_printf(s, "Touchpad status:%s(%lu)\n", |
249 | value ? "On" : "Off", value); | |
331e0ea2 | 250 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_CAMERA, &value)) |
773e3206 IP |
251 | seq_printf(s, "Camera status:\t%s(%lu)\n", |
252 | value ? "On" : "Off", value); | |
253 | ||
254 | return 0; | |
255 | } | |
256 | ||
257 | static int debugfs_status_open(struct inode *inode, struct file *file) | |
258 | { | |
331e0ea2 | 259 | return single_open(file, debugfs_status_show, inode->i_private); |
773e3206 IP |
260 | } |
261 | ||
262 | static const struct file_operations debugfs_status_fops = { | |
263 | .owner = THIS_MODULE, | |
264 | .open = debugfs_status_open, | |
265 | .read = seq_read, | |
266 | .llseek = seq_lseek, | |
267 | .release = single_release, | |
268 | }; | |
269 | ||
270 | static int debugfs_cfg_show(struct seq_file *s, void *data) | |
271 | { | |
331e0ea2 ZR |
272 | struct ideapad_private *priv = s->private; |
273 | ||
274 | if (!priv) { | |
773e3206 IP |
275 | seq_printf(s, "cfg: N/A\n"); |
276 | } else { | |
277 | seq_printf(s, "cfg: 0x%.8lX\n\nCapability: ", | |
331e0ea2 ZR |
278 | priv->cfg); |
279 | if (test_bit(CFG_BT_BIT, &priv->cfg)) | |
773e3206 | 280 | seq_printf(s, "Bluetooth "); |
331e0ea2 | 281 | if (test_bit(CFG_3G_BIT, &priv->cfg)) |
773e3206 | 282 | seq_printf(s, "3G "); |
331e0ea2 | 283 | if (test_bit(CFG_WIFI_BIT, &priv->cfg)) |
773e3206 | 284 | seq_printf(s, "Wireless "); |
331e0ea2 | 285 | if (test_bit(CFG_CAMERA_BIT, &priv->cfg)) |
773e3206 IP |
286 | seq_printf(s, "Camera "); |
287 | seq_printf(s, "\nGraphic: "); | |
331e0ea2 | 288 | switch ((priv->cfg)&0x700) { |
773e3206 IP |
289 | case 0x100: |
290 | seq_printf(s, "Intel"); | |
291 | break; | |
292 | case 0x200: | |
293 | seq_printf(s, "ATI"); | |
294 | break; | |
295 | case 0x300: | |
296 | seq_printf(s, "Nvidia"); | |
297 | break; | |
298 | case 0x400: | |
299 | seq_printf(s, "Intel and ATI"); | |
300 | break; | |
301 | case 0x500: | |
302 | seq_printf(s, "Intel and Nvidia"); | |
303 | break; | |
304 | } | |
305 | seq_printf(s, "\n"); | |
306 | } | |
307 | return 0; | |
308 | } | |
309 | ||
310 | static int debugfs_cfg_open(struct inode *inode, struct file *file) | |
311 | { | |
331e0ea2 | 312 | return single_open(file, debugfs_cfg_show, inode->i_private); |
773e3206 IP |
313 | } |
314 | ||
315 | static const struct file_operations debugfs_cfg_fops = { | |
316 | .owner = THIS_MODULE, | |
317 | .open = debugfs_cfg_open, | |
318 | .read = seq_read, | |
319 | .llseek = seq_lseek, | |
320 | .release = single_release, | |
321 | }; | |
322 | ||
b859f159 | 323 | static int ideapad_debugfs_init(struct ideapad_private *priv) |
773e3206 IP |
324 | { |
325 | struct dentry *node; | |
326 | ||
327 | priv->debug = debugfs_create_dir("ideapad", NULL); | |
328 | if (priv->debug == NULL) { | |
329 | pr_err("failed to create debugfs directory"); | |
330 | goto errout; | |
331 | } | |
332 | ||
331e0ea2 | 333 | node = debugfs_create_file("cfg", S_IRUGO, priv->debug, priv, |
773e3206 IP |
334 | &debugfs_cfg_fops); |
335 | if (!node) { | |
336 | pr_err("failed to create cfg in debugfs"); | |
337 | goto errout; | |
338 | } | |
339 | ||
331e0ea2 | 340 | node = debugfs_create_file("status", S_IRUGO, priv->debug, priv, |
773e3206 IP |
341 | &debugfs_status_fops); |
342 | if (!node) { | |
a5c3892f | 343 | pr_err("failed to create status in debugfs"); |
773e3206 IP |
344 | goto errout; |
345 | } | |
346 | ||
347 | return 0; | |
348 | ||
349 | errout: | |
350 | return -ENOMEM; | |
351 | } | |
352 | ||
353 | static void ideapad_debugfs_exit(struct ideapad_private *priv) | |
354 | { | |
355 | debugfs_remove_recursive(priv->debug); | |
356 | priv->debug = NULL; | |
357 | } | |
358 | ||
a4b5a279 | 359 | /* |
3371f481 | 360 | * sysfs |
a4b5a279 | 361 | */ |
58ac7aa0 DW |
362 | static ssize_t show_ideapad_cam(struct device *dev, |
363 | struct device_attribute *attr, | |
364 | char *buf) | |
365 | { | |
26c81d5c | 366 | unsigned long result; |
331e0ea2 | 367 | struct ideapad_private *priv = dev_get_drvdata(dev); |
58ac7aa0 | 368 | |
331e0ea2 | 369 | if (read_ec_data(priv->adev->handle, VPCCMD_R_CAMERA, &result)) |
26c81d5c IP |
370 | return sprintf(buf, "-1\n"); |
371 | return sprintf(buf, "%lu\n", result); | |
58ac7aa0 DW |
372 | } |
373 | ||
374 | static ssize_t store_ideapad_cam(struct device *dev, | |
375 | struct device_attribute *attr, | |
376 | const char *buf, size_t count) | |
377 | { | |
378 | int ret, state; | |
331e0ea2 | 379 | struct ideapad_private *priv = dev_get_drvdata(dev); |
58ac7aa0 DW |
380 | |
381 | if (!count) | |
382 | return 0; | |
383 | if (sscanf(buf, "%i", &state) != 1) | |
384 | return -EINVAL; | |
331e0ea2 | 385 | ret = write_ec_cmd(priv->adev->handle, VPCCMD_W_CAMERA, state); |
58ac7aa0 | 386 | if (ret < 0) |
0c7bbeb9 | 387 | return -EIO; |
58ac7aa0 DW |
388 | return count; |
389 | } | |
390 | ||
391 | static DEVICE_ATTR(camera_power, 0644, show_ideapad_cam, store_ideapad_cam); | |
392 | ||
0c7bbeb9 MM |
393 | static ssize_t show_ideapad_fan(struct device *dev, |
394 | struct device_attribute *attr, | |
395 | char *buf) | |
396 | { | |
397 | unsigned long result; | |
331e0ea2 | 398 | struct ideapad_private *priv = dev_get_drvdata(dev); |
0c7bbeb9 | 399 | |
331e0ea2 | 400 | if (read_ec_data(priv->adev->handle, VPCCMD_R_FAN, &result)) |
0c7bbeb9 MM |
401 | return sprintf(buf, "-1\n"); |
402 | return sprintf(buf, "%lu\n", result); | |
403 | } | |
404 | ||
405 | static ssize_t store_ideapad_fan(struct device *dev, | |
406 | struct device_attribute *attr, | |
407 | const char *buf, size_t count) | |
408 | { | |
409 | int ret, state; | |
331e0ea2 | 410 | struct ideapad_private *priv = dev_get_drvdata(dev); |
0c7bbeb9 MM |
411 | |
412 | if (!count) | |
413 | return 0; | |
414 | if (sscanf(buf, "%i", &state) != 1) | |
415 | return -EINVAL; | |
416 | if (state < 0 || state > 4 || state == 3) | |
417 | return -EINVAL; | |
331e0ea2 | 418 | ret = write_ec_cmd(priv->adev->handle, VPCCMD_W_FAN, state); |
0c7bbeb9 MM |
419 | if (ret < 0) |
420 | return -EIO; | |
421 | return count; | |
422 | } | |
423 | ||
424 | static DEVICE_ATTR(fan_mode, 0644, show_ideapad_fan, store_ideapad_fan); | |
425 | ||
3371f481 IP |
426 | static struct attribute *ideapad_attributes[] = { |
427 | &dev_attr_camera_power.attr, | |
0c7bbeb9 | 428 | &dev_attr_fan_mode.attr, |
3371f481 IP |
429 | NULL |
430 | }; | |
431 | ||
587a1f16 | 432 | static umode_t ideapad_is_visible(struct kobject *kobj, |
a84511f7 IP |
433 | struct attribute *attr, |
434 | int idx) | |
435 | { | |
436 | struct device *dev = container_of(kobj, struct device, kobj); | |
437 | struct ideapad_private *priv = dev_get_drvdata(dev); | |
438 | bool supported; | |
439 | ||
440 | if (attr == &dev_attr_camera_power.attr) | |
441 | supported = test_bit(CFG_CAMERA_BIT, &(priv->cfg)); | |
0c7bbeb9 MM |
442 | else if (attr == &dev_attr_fan_mode.attr) { |
443 | unsigned long value; | |
331e0ea2 ZR |
444 | supported = !read_ec_data(priv->adev->handle, VPCCMD_R_FAN, |
445 | &value); | |
0c7bbeb9 | 446 | } else |
a84511f7 IP |
447 | supported = true; |
448 | ||
449 | return supported ? attr->mode : 0; | |
450 | } | |
451 | ||
49458e83 | 452 | static const struct attribute_group ideapad_attribute_group = { |
a84511f7 | 453 | .is_visible = ideapad_is_visible, |
3371f481 IP |
454 | .attrs = ideapad_attributes |
455 | }; | |
456 | ||
a4b5a279 IP |
457 | /* |
458 | * Rfkill | |
459 | */ | |
c1f73658 IP |
460 | struct ideapad_rfk_data { |
461 | char *name; | |
462 | int cfgbit; | |
463 | int opcode; | |
464 | int type; | |
465 | }; | |
466 | ||
b3d94d70 | 467 | static const struct ideapad_rfk_data ideapad_rfk_data[] = { |
2be1dc21 IP |
468 | { "ideapad_wlan", CFG_WIFI_BIT, VPCCMD_W_WIFI, RFKILL_TYPE_WLAN }, |
469 | { "ideapad_bluetooth", CFG_BT_BIT, VPCCMD_W_BT, RFKILL_TYPE_BLUETOOTH }, | |
470 | { "ideapad_3g", CFG_3G_BIT, VPCCMD_W_3G, RFKILL_TYPE_WWAN }, | |
c1f73658 IP |
471 | }; |
472 | ||
58ac7aa0 DW |
473 | static int ideapad_rfk_set(void *data, bool blocked) |
474 | { | |
331e0ea2 | 475 | struct ideapad_rfk_priv *priv = data; |
4b200b46 | 476 | int opcode = ideapad_rfk_data[priv->dev].opcode; |
fa08359e | 477 | |
4b200b46 | 478 | return write_ec_cmd(priv->priv->adev->handle, opcode, !blocked); |
58ac7aa0 DW |
479 | } |
480 | ||
481 | static struct rfkill_ops ideapad_rfk_ops = { | |
482 | .set_block = ideapad_rfk_set, | |
483 | }; | |
484 | ||
923de84a | 485 | static void ideapad_sync_rfk_state(struct ideapad_private *priv) |
58ac7aa0 | 486 | { |
ce363c2b | 487 | unsigned long hw_blocked = 0; |
58ac7aa0 DW |
488 | int i; |
489 | ||
ce363c2b HG |
490 | if (priv->has_hw_rfkill_switch) { |
491 | if (read_ec_data(priv->adev->handle, VPCCMD_R_RF, &hw_blocked)) | |
492 | return; | |
493 | hw_blocked = !hw_blocked; | |
494 | } | |
58ac7aa0 | 495 | |
c1f73658 | 496 | for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++) |
ce326329 | 497 | if (priv->rfk[i]) |
2b7266bd | 498 | rfkill_set_hw_state(priv->rfk[i], hw_blocked); |
58ac7aa0 DW |
499 | } |
500 | ||
75a11f11 | 501 | static int ideapad_register_rfkill(struct ideapad_private *priv, int dev) |
58ac7aa0 DW |
502 | { |
503 | int ret; | |
2b7266bd | 504 | unsigned long sw_blocked; |
58ac7aa0 | 505 | |
bfa97b7d IP |
506 | if (no_bt_rfkill && |
507 | (ideapad_rfk_data[dev].type == RFKILL_TYPE_BLUETOOTH)) { | |
508 | /* Force to enable bluetooth when no_bt_rfkill=1 */ | |
331e0ea2 | 509 | write_ec_cmd(priv->adev->handle, |
bfa97b7d IP |
510 | ideapad_rfk_data[dev].opcode, 1); |
511 | return 0; | |
512 | } | |
331e0ea2 ZR |
513 | priv->rfk_priv[dev].dev = dev; |
514 | priv->rfk_priv[dev].priv = priv; | |
bfa97b7d | 515 | |
75a11f11 | 516 | priv->rfk[dev] = rfkill_alloc(ideapad_rfk_data[dev].name, |
b5c37b79 | 517 | &priv->platform_device->dev, |
75a11f11 ZR |
518 | ideapad_rfk_data[dev].type, |
519 | &ideapad_rfk_ops, | |
331e0ea2 | 520 | &priv->rfk_priv[dev]); |
ce326329 | 521 | if (!priv->rfk[dev]) |
58ac7aa0 DW |
522 | return -ENOMEM; |
523 | ||
331e0ea2 | 524 | if (read_ec_data(priv->adev->handle, ideapad_rfk_data[dev].opcode-1, |
2b7266bd IP |
525 | &sw_blocked)) { |
526 | rfkill_init_sw_state(priv->rfk[dev], 0); | |
527 | } else { | |
528 | sw_blocked = !sw_blocked; | |
529 | rfkill_init_sw_state(priv->rfk[dev], sw_blocked); | |
530 | } | |
531 | ||
ce326329 | 532 | ret = rfkill_register(priv->rfk[dev]); |
58ac7aa0 | 533 | if (ret) { |
ce326329 | 534 | rfkill_destroy(priv->rfk[dev]); |
58ac7aa0 DW |
535 | return ret; |
536 | } | |
537 | return 0; | |
538 | } | |
539 | ||
75a11f11 | 540 | static void ideapad_unregister_rfkill(struct ideapad_private *priv, int dev) |
58ac7aa0 | 541 | { |
ce326329 | 542 | if (!priv->rfk[dev]) |
58ac7aa0 DW |
543 | return; |
544 | ||
ce326329 DW |
545 | rfkill_unregister(priv->rfk[dev]); |
546 | rfkill_destroy(priv->rfk[dev]); | |
58ac7aa0 DW |
547 | } |
548 | ||
98ee6919 IP |
549 | /* |
550 | * Platform device | |
551 | */ | |
b5c37b79 | 552 | static int ideapad_sysfs_init(struct ideapad_private *priv) |
98ee6919 | 553 | { |
b5c37b79 | 554 | return sysfs_create_group(&priv->platform_device->dev.kobj, |
c9f718d0 | 555 | &ideapad_attribute_group); |
98ee6919 IP |
556 | } |
557 | ||
b5c37b79 | 558 | static void ideapad_sysfs_exit(struct ideapad_private *priv) |
98ee6919 | 559 | { |
8693ae84 | 560 | sysfs_remove_group(&priv->platform_device->dev.kobj, |
c9f718d0 | 561 | &ideapad_attribute_group); |
98ee6919 | 562 | } |
98ee6919 | 563 | |
f63409ae IP |
564 | /* |
565 | * input device | |
566 | */ | |
567 | static const struct key_entry ideapad_keymap[] = { | |
f43d9ec0 | 568 | { KE_KEY, 6, { KEY_SWITCHVIDEOMODE } }, |
296f9fe0 | 569 | { KE_KEY, 7, { KEY_CAMERA } }, |
48f67d62 | 570 | { KE_KEY, 8, { KEY_MICMUTE } }, |
296f9fe0 | 571 | { KE_KEY, 11, { KEY_F16 } }, |
f43d9ec0 IP |
572 | { KE_KEY, 13, { KEY_WLAN } }, |
573 | { KE_KEY, 16, { KEY_PROG1 } }, | |
574 | { KE_KEY, 17, { KEY_PROG2 } }, | |
296f9fe0 MM |
575 | { KE_KEY, 64, { KEY_PROG3 } }, |
576 | { KE_KEY, 65, { KEY_PROG4 } }, | |
07a4a4fc MM |
577 | { KE_KEY, 66, { KEY_TOUCHPAD_OFF } }, |
578 | { KE_KEY, 67, { KEY_TOUCHPAD_ON } }, | |
74caab99 AB |
579 | { KE_KEY, 128, { KEY_ESC } }, |
580 | ||
f63409ae IP |
581 | { KE_END, 0 }, |
582 | }; | |
583 | ||
b859f159 | 584 | static int ideapad_input_init(struct ideapad_private *priv) |
f63409ae IP |
585 | { |
586 | struct input_dev *inputdev; | |
587 | int error; | |
588 | ||
589 | inputdev = input_allocate_device(); | |
b222cca6 | 590 | if (!inputdev) |
f63409ae | 591 | return -ENOMEM; |
f63409ae IP |
592 | |
593 | inputdev->name = "Ideapad extra buttons"; | |
594 | inputdev->phys = "ideapad/input0"; | |
595 | inputdev->id.bustype = BUS_HOST; | |
8693ae84 | 596 | inputdev->dev.parent = &priv->platform_device->dev; |
f63409ae IP |
597 | |
598 | error = sparse_keymap_setup(inputdev, ideapad_keymap, NULL); | |
599 | if (error) { | |
600 | pr_err("Unable to setup input device keymap\n"); | |
601 | goto err_free_dev; | |
602 | } | |
603 | ||
604 | error = input_register_device(inputdev); | |
605 | if (error) { | |
606 | pr_err("Unable to register input device\n"); | |
607 | goto err_free_keymap; | |
608 | } | |
609 | ||
8693ae84 | 610 | priv->inputdev = inputdev; |
f63409ae IP |
611 | return 0; |
612 | ||
613 | err_free_keymap: | |
614 | sparse_keymap_free(inputdev); | |
615 | err_free_dev: | |
616 | input_free_device(inputdev); | |
617 | return error; | |
618 | } | |
619 | ||
7451a55a | 620 | static void ideapad_input_exit(struct ideapad_private *priv) |
f63409ae | 621 | { |
8693ae84 IP |
622 | sparse_keymap_free(priv->inputdev); |
623 | input_unregister_device(priv->inputdev); | |
624 | priv->inputdev = NULL; | |
f63409ae IP |
625 | } |
626 | ||
8693ae84 IP |
627 | static void ideapad_input_report(struct ideapad_private *priv, |
628 | unsigned long scancode) | |
f63409ae | 629 | { |
8693ae84 | 630 | sparse_keymap_report_event(priv->inputdev, scancode, 1, true); |
f63409ae | 631 | } |
f63409ae | 632 | |
f43d9ec0 IP |
633 | static void ideapad_input_novokey(struct ideapad_private *priv) |
634 | { | |
635 | unsigned long long_pressed; | |
636 | ||
331e0ea2 | 637 | if (read_ec_data(priv->adev->handle, VPCCMD_R_NOVO, &long_pressed)) |
f43d9ec0 IP |
638 | return; |
639 | if (long_pressed) | |
640 | ideapad_input_report(priv, 17); | |
641 | else | |
642 | ideapad_input_report(priv, 16); | |
643 | } | |
644 | ||
296f9fe0 MM |
645 | static void ideapad_check_special_buttons(struct ideapad_private *priv) |
646 | { | |
647 | unsigned long bit, value; | |
648 | ||
331e0ea2 | 649 | read_ec_data(priv->adev->handle, VPCCMD_R_SPECIAL_BUTTONS, &value); |
296f9fe0 MM |
650 | |
651 | for (bit = 0; bit < 16; bit++) { | |
652 | if (test_bit(bit, &value)) { | |
653 | switch (bit) { | |
a1ec56ed MM |
654 | case 0: /* Z580 */ |
655 | case 6: /* Z570 */ | |
296f9fe0 MM |
656 | /* Thermal Management button */ |
657 | ideapad_input_report(priv, 65); | |
658 | break; | |
659 | case 1: | |
660 | /* OneKey Theater button */ | |
661 | ideapad_input_report(priv, 64); | |
662 | break; | |
a1ec56ed MM |
663 | default: |
664 | pr_info("Unknown special button: %lu\n", bit); | |
665 | break; | |
296f9fe0 MM |
666 | } |
667 | } | |
668 | } | |
669 | } | |
670 | ||
a4ecbb8a IP |
671 | /* |
672 | * backlight | |
673 | */ | |
674 | static int ideapad_backlight_get_brightness(struct backlight_device *blightdev) | |
675 | { | |
331e0ea2 | 676 | struct ideapad_private *priv = bl_get_data(blightdev); |
a4ecbb8a IP |
677 | unsigned long now; |
678 | ||
331e0ea2 ZR |
679 | if (!priv) |
680 | return -EINVAL; | |
681 | ||
682 | if (read_ec_data(priv->adev->handle, VPCCMD_R_BL, &now)) | |
a4ecbb8a IP |
683 | return -EIO; |
684 | return now; | |
685 | } | |
686 | ||
687 | static int ideapad_backlight_update_status(struct backlight_device *blightdev) | |
688 | { | |
331e0ea2 ZR |
689 | struct ideapad_private *priv = bl_get_data(blightdev); |
690 | ||
691 | if (!priv) | |
692 | return -EINVAL; | |
693 | ||
694 | if (write_ec_cmd(priv->adev->handle, VPCCMD_W_BL, | |
2be1dc21 | 695 | blightdev->props.brightness)) |
a4ecbb8a | 696 | return -EIO; |
331e0ea2 | 697 | if (write_ec_cmd(priv->adev->handle, VPCCMD_W_BL_POWER, |
a4ecbb8a IP |
698 | blightdev->props.power == FB_BLANK_POWERDOWN ? 0 : 1)) |
699 | return -EIO; | |
700 | ||
701 | return 0; | |
702 | } | |
703 | ||
704 | static const struct backlight_ops ideapad_backlight_ops = { | |
705 | .get_brightness = ideapad_backlight_get_brightness, | |
706 | .update_status = ideapad_backlight_update_status, | |
707 | }; | |
708 | ||
709 | static int ideapad_backlight_init(struct ideapad_private *priv) | |
710 | { | |
711 | struct backlight_device *blightdev; | |
712 | struct backlight_properties props; | |
713 | unsigned long max, now, power; | |
714 | ||
331e0ea2 | 715 | if (read_ec_data(priv->adev->handle, VPCCMD_R_BL_MAX, &max)) |
a4ecbb8a | 716 | return -EIO; |
331e0ea2 | 717 | if (read_ec_data(priv->adev->handle, VPCCMD_R_BL, &now)) |
a4ecbb8a | 718 | return -EIO; |
331e0ea2 | 719 | if (read_ec_data(priv->adev->handle, VPCCMD_R_BL_POWER, &power)) |
a4ecbb8a IP |
720 | return -EIO; |
721 | ||
722 | memset(&props, 0, sizeof(struct backlight_properties)); | |
723 | props.max_brightness = max; | |
724 | props.type = BACKLIGHT_PLATFORM; | |
725 | blightdev = backlight_device_register("ideapad", | |
726 | &priv->platform_device->dev, | |
727 | priv, | |
728 | &ideapad_backlight_ops, | |
729 | &props); | |
730 | if (IS_ERR(blightdev)) { | |
731 | pr_err("Could not register backlight device\n"); | |
732 | return PTR_ERR(blightdev); | |
733 | } | |
734 | ||
735 | priv->blightdev = blightdev; | |
736 | blightdev->props.brightness = now; | |
737 | blightdev->props.power = power ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN; | |
738 | backlight_update_status(blightdev); | |
739 | ||
740 | return 0; | |
741 | } | |
742 | ||
743 | static void ideapad_backlight_exit(struct ideapad_private *priv) | |
744 | { | |
00981810 | 745 | backlight_device_unregister(priv->blightdev); |
a4ecbb8a IP |
746 | priv->blightdev = NULL; |
747 | } | |
748 | ||
749 | static void ideapad_backlight_notify_power(struct ideapad_private *priv) | |
750 | { | |
751 | unsigned long power; | |
752 | struct backlight_device *blightdev = priv->blightdev; | |
753 | ||
d4afc775 RB |
754 | if (!blightdev) |
755 | return; | |
331e0ea2 | 756 | if (read_ec_data(priv->adev->handle, VPCCMD_R_BL_POWER, &power)) |
a4ecbb8a IP |
757 | return; |
758 | blightdev->props.power = power ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN; | |
759 | } | |
760 | ||
761 | static void ideapad_backlight_notify_brightness(struct ideapad_private *priv) | |
762 | { | |
763 | unsigned long now; | |
764 | ||
765 | /* if we control brightness via acpi video driver */ | |
766 | if (priv->blightdev == NULL) { | |
331e0ea2 | 767 | read_ec_data(priv->adev->handle, VPCCMD_R_BL, &now); |
a4ecbb8a IP |
768 | return; |
769 | } | |
770 | ||
771 | backlight_force_update(priv->blightdev, BACKLIGHT_UPDATE_HOTKEY); | |
772 | } | |
773 | ||
a4b5a279 IP |
774 | /* |
775 | * module init/exit | |
776 | */ | |
75a11f11 | 777 | static void ideapad_sync_touchpad_state(struct ideapad_private *priv) |
07a4a4fc | 778 | { |
07a4a4fc MM |
779 | unsigned long value; |
780 | ||
781 | /* Without reading from EC touchpad LED doesn't switch state */ | |
75a11f11 | 782 | if (!read_ec_data(priv->adev->handle, VPCCMD_R_TOUCHPAD, &value)) { |
07a4a4fc MM |
783 | /* Some IdeaPads don't really turn off touchpad - they only |
784 | * switch the LED state. We (de)activate KBC AUX port to turn | |
785 | * touchpad off and on. We send KEY_TOUCHPAD_OFF and | |
786 | * KEY_TOUCHPAD_ON to not to get out of sync with LED */ | |
787 | unsigned char param; | |
788 | i8042_command(¶m, value ? I8042_CMD_AUX_ENABLE : | |
789 | I8042_CMD_AUX_DISABLE); | |
790 | ideapad_input_report(priv, value ? 67 : 66); | |
791 | } | |
792 | } | |
793 | ||
b5c37b79 ZR |
794 | static void ideapad_acpi_notify(acpi_handle handle, u32 event, void *data) |
795 | { | |
796 | struct ideapad_private *priv = data; | |
797 | unsigned long vpc1, vpc2, vpc_bit; | |
798 | ||
799 | if (read_ec_data(handle, VPCCMD_R_VPC1, &vpc1)) | |
800 | return; | |
801 | if (read_ec_data(handle, VPCCMD_R_VPC2, &vpc2)) | |
802 | return; | |
803 | ||
804 | vpc1 = (vpc2 << 8) | vpc1; | |
805 | for (vpc_bit = 0; vpc_bit < 16; vpc_bit++) { | |
806 | if (test_bit(vpc_bit, &vpc1)) { | |
807 | switch (vpc_bit) { | |
808 | case 9: | |
809 | ideapad_sync_rfk_state(priv); | |
810 | break; | |
811 | case 13: | |
812 | case 11: | |
48f67d62 | 813 | case 8: |
b5c37b79 ZR |
814 | case 7: |
815 | case 6: | |
816 | ideapad_input_report(priv, vpc_bit); | |
817 | break; | |
818 | case 5: | |
819 | ideapad_sync_touchpad_state(priv); | |
820 | break; | |
821 | case 4: | |
822 | ideapad_backlight_notify_brightness(priv); | |
823 | break; | |
824 | case 3: | |
825 | ideapad_input_novokey(priv); | |
826 | break; | |
827 | case 2: | |
828 | ideapad_backlight_notify_power(priv); | |
829 | break; | |
830 | case 0: | |
831 | ideapad_check_special_buttons(priv); | |
832 | break; | |
833 | default: | |
834 | pr_info("Unknown event: %lu\n", vpc_bit); | |
835 | } | |
836 | } | |
837 | } | |
838 | } | |
839 | ||
74caab99 AB |
840 | #if IS_ENABLED(CONFIG_ACPI_WMI) |
841 | static void ideapad_wmi_notify(u32 value, void *context) | |
842 | { | |
843 | switch (value) { | |
844 | case 128: | |
845 | ideapad_input_report(context, value); | |
846 | break; | |
847 | default: | |
848 | pr_info("Unknown WMI event %u\n", value); | |
849 | } | |
850 | } | |
851 | #endif | |
852 | ||
ce363c2b HG |
853 | /* |
854 | * Some ideapads don't have a hardware rfkill switch, reading VPCCMD_R_RF | |
855 | * always results in 0 on these models, causing ideapad_laptop to wrongly | |
856 | * report all radios as hardware-blocked. | |
857 | */ | |
b3d94d70 | 858 | static const struct dmi_system_id no_hw_rfkill_list[] = { |
9b071a43 PC |
859 | { |
860 | .ident = "Lenovo G40-30", | |
861 | .matches = { | |
862 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
863 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo G40-30"), | |
864 | }, | |
865 | }, | |
4fa9dabc DT |
866 | { |
867 | .ident = "Lenovo G50-30", | |
868 | .matches = { | |
869 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
870 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo G50-30"), | |
871 | }, | |
872 | }, | |
4db9675d JD |
873 | { |
874 | .ident = "Lenovo ideapad Y700-15ISK", | |
875 | .matches = { | |
876 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
877 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad Y700-15ISK"), | |
878 | }, | |
879 | }, | |
880 | { | |
881 | .ident = "Lenovo ideapad Y700 Touch-15ISK", | |
882 | .matches = { | |
883 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
884 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad Y700 Touch-15ISK"), | |
885 | }, | |
886 | }, | |
edde316a JB |
887 | { |
888 | .ident = "Lenovo ideapad Y700-17ISK", | |
889 | .matches = { | |
890 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
891 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad Y700-17ISK"), | |
892 | }, | |
893 | }, | |
85093f79 | 894 | { |
ce363c2b | 895 | .ident = "Lenovo Yoga 2 11 / 13 / Pro", |
85093f79 HG |
896 | .matches = { |
897 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
ce363c2b | 898 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo Yoga 2"), |
85093f79 HG |
899 | }, |
900 | }, | |
fa92a31b | 901 | { |
c789fffc | 902 | .ident = "Lenovo Yoga 2 11 / 13 / Pro", |
fa92a31b HG |
903 | .matches = { |
904 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
c789fffc | 905 | DMI_MATCH(DMI_BOARD_NAME, "Yoga2"), |
fa92a31b HG |
906 | }, |
907 | }, | |
6d212b8a | 908 | { |
c789fffc | 909 | .ident = "Lenovo Yoga 3 1170 / 1470", |
6d212b8a SK |
910 | .matches = { |
911 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
c789fffc | 912 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo Yoga 3"), |
6d212b8a SK |
913 | }, |
914 | }, | |
725c7f61 SM |
915 | { |
916 | .ident = "Lenovo Yoga 3 Pro 1370", | |
917 | .matches = { | |
918 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
c789fffc | 919 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 3"), |
725c7f61 SM |
920 | }, |
921 | }, | |
6b31de3e JB |
922 | { |
923 | .ident = "Lenovo Yoga 700", | |
924 | .matches = { | |
925 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
926 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 700"), | |
927 | }, | |
928 | }, | |
f71c882d HG |
929 | { |
930 | .ident = "Lenovo Yoga 900", | |
931 | .matches = { | |
932 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
933 | DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 900"), | |
934 | }, | |
935 | }, | |
85093f79 HG |
936 | {} |
937 | }; | |
938 | ||
b5c37b79 | 939 | static int ideapad_acpi_add(struct platform_device *pdev) |
58ac7aa0 | 940 | { |
3371f481 | 941 | int ret, i; |
57f9616b | 942 | int cfg; |
ce326329 | 943 | struct ideapad_private *priv; |
b5c37b79 ZR |
944 | struct acpi_device *adev; |
945 | ||
946 | ret = acpi_bus_get_device(ACPI_HANDLE(&pdev->dev), &adev); | |
947 | if (ret) | |
948 | return -ENODEV; | |
58ac7aa0 | 949 | |
469f6434 | 950 | if (read_method_int(adev->handle, "_CFG", &cfg)) |
6f8371c0 IP |
951 | return -ENODEV; |
952 | ||
b3facd7b | 953 | priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); |
ce326329 DW |
954 | if (!priv) |
955 | return -ENOMEM; | |
b5c37b79 ZR |
956 | |
957 | dev_set_drvdata(&pdev->dev, priv); | |
3371f481 | 958 | priv->cfg = cfg; |
469f6434 | 959 | priv->adev = adev; |
b5c37b79 | 960 | priv->platform_device = pdev; |
ce363c2b | 961 | priv->has_hw_rfkill_switch = !dmi_check_system(no_hw_rfkill_list); |
98ee6919 | 962 | |
b5c37b79 | 963 | ret = ideapad_sysfs_init(priv); |
98ee6919 | 964 | if (ret) |
b3facd7b | 965 | return ret; |
ce326329 | 966 | |
773e3206 IP |
967 | ret = ideapad_debugfs_init(priv); |
968 | if (ret) | |
969 | goto debugfs_failed; | |
970 | ||
8693ae84 | 971 | ret = ideapad_input_init(priv); |
f63409ae IP |
972 | if (ret) |
973 | goto input_failed; | |
974 | ||
ce363c2b HG |
975 | /* |
976 | * On some models without a hw-switch (the yoga 2 13 at least) | |
977 | * VPCCMD_W_RF must be explicitly set to 1 for the wifi to work. | |
978 | */ | |
979 | if (!priv->has_hw_rfkill_switch) | |
980 | write_ec_cmd(priv->adev->handle, VPCCMD_W_RF, 1); | |
981 | ||
982 | for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++) | |
983 | if (test_bit(ideapad_rfk_data[i].cfgbit, &priv->cfg)) | |
984 | ideapad_register_rfkill(priv, i); | |
985 | ||
923de84a | 986 | ideapad_sync_rfk_state(priv); |
75a11f11 | 987 | ideapad_sync_touchpad_state(priv); |
c9f718d0 | 988 | |
26bff5f0 | 989 | if (acpi_video_get_backlight_type() == acpi_backlight_vendor) { |
a4ecbb8a IP |
990 | ret = ideapad_backlight_init(priv); |
991 | if (ret && ret != -ENODEV) | |
992 | goto backlight_failed; | |
993 | } | |
b5c37b79 ZR |
994 | ret = acpi_install_notify_handler(adev->handle, |
995 | ACPI_DEVICE_NOTIFY, ideapad_acpi_notify, priv); | |
996 | if (ret) | |
997 | goto notification_failed; | |
2d98e0b9 | 998 | |
74caab99 | 999 | #if IS_ENABLED(CONFIG_ACPI_WMI) |
2d98e0b9 AB |
1000 | for (i = 0; i < ARRAY_SIZE(ideapad_wmi_fnesc_events); i++) { |
1001 | ret = wmi_install_notify_handler(ideapad_wmi_fnesc_events[i], | |
1002 | ideapad_wmi_notify, priv); | |
1003 | if (ret == AE_OK) { | |
1004 | priv->fnesc_guid = ideapad_wmi_fnesc_events[i]; | |
1005 | break; | |
1006 | } | |
1007 | } | |
74caab99 AB |
1008 | if (ret != AE_OK && ret != AE_NOT_EXIST) |
1009 | goto notification_failed_wmi; | |
1010 | #endif | |
a4ecbb8a | 1011 | |
58ac7aa0 | 1012 | return 0; |
74caab99 AB |
1013 | #if IS_ENABLED(CONFIG_ACPI_WMI) |
1014 | notification_failed_wmi: | |
1015 | acpi_remove_notify_handler(priv->adev->handle, | |
1016 | ACPI_DEVICE_NOTIFY, ideapad_acpi_notify); | |
1017 | #endif | |
b5c37b79 ZR |
1018 | notification_failed: |
1019 | ideapad_backlight_exit(priv); | |
a4ecbb8a IP |
1020 | backlight_failed: |
1021 | for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++) | |
75a11f11 | 1022 | ideapad_unregister_rfkill(priv, i); |
7451a55a | 1023 | ideapad_input_exit(priv); |
f63409ae | 1024 | input_failed: |
773e3206 IP |
1025 | ideapad_debugfs_exit(priv); |
1026 | debugfs_failed: | |
b5c37b79 | 1027 | ideapad_sysfs_exit(priv); |
98ee6919 | 1028 | return ret; |
58ac7aa0 DW |
1029 | } |
1030 | ||
b5c37b79 | 1031 | static int ideapad_acpi_remove(struct platform_device *pdev) |
58ac7aa0 | 1032 | { |
b5c37b79 | 1033 | struct ideapad_private *priv = dev_get_drvdata(&pdev->dev); |
58ac7aa0 | 1034 | int i; |
ce326329 | 1035 | |
74caab99 | 1036 | #if IS_ENABLED(CONFIG_ACPI_WMI) |
2d98e0b9 AB |
1037 | if (priv->fnesc_guid) |
1038 | wmi_remove_notify_handler(priv->fnesc_guid); | |
74caab99 | 1039 | #endif |
b5c37b79 ZR |
1040 | acpi_remove_notify_handler(priv->adev->handle, |
1041 | ACPI_DEVICE_NOTIFY, ideapad_acpi_notify); | |
a4ecbb8a | 1042 | ideapad_backlight_exit(priv); |
c1f73658 | 1043 | for (i = 0; i < IDEAPAD_RFKILL_DEV_NUM; i++) |
75a11f11 | 1044 | ideapad_unregister_rfkill(priv, i); |
8693ae84 | 1045 | ideapad_input_exit(priv); |
773e3206 | 1046 | ideapad_debugfs_exit(priv); |
b5c37b79 ZR |
1047 | ideapad_sysfs_exit(priv); |
1048 | dev_set_drvdata(&pdev->dev, NULL); | |
c9f718d0 | 1049 | |
58ac7aa0 DW |
1050 | return 0; |
1051 | } | |
1052 | ||
11fa8da5 | 1053 | #ifdef CONFIG_PM_SLEEP |
07a4a4fc MM |
1054 | static int ideapad_acpi_resume(struct device *device) |
1055 | { | |
75a11f11 ZR |
1056 | struct ideapad_private *priv; |
1057 | ||
1058 | if (!device) | |
1059 | return -EINVAL; | |
1060 | priv = dev_get_drvdata(device); | |
1061 | ||
1062 | ideapad_sync_rfk_state(priv); | |
1063 | ideapad_sync_touchpad_state(priv); | |
07a4a4fc MM |
1064 | return 0; |
1065 | } | |
11fa8da5 | 1066 | #endif |
b5c37b79 | 1067 | static SIMPLE_DEV_PM_OPS(ideapad_pm, NULL, ideapad_acpi_resume); |
07a4a4fc | 1068 | |
b5c37b79 ZR |
1069 | static const struct acpi_device_id ideapad_device_ids[] = { |
1070 | { "VPC2004", 0}, | |
1071 | { "", 0}, | |
58ac7aa0 | 1072 | }; |
b5c37b79 ZR |
1073 | MODULE_DEVICE_TABLE(acpi, ideapad_device_ids); |
1074 | ||
1075 | static struct platform_driver ideapad_acpi_driver = { | |
1076 | .probe = ideapad_acpi_add, | |
1077 | .remove = ideapad_acpi_remove, | |
1078 | .driver = { | |
1079 | .name = "ideapad_acpi", | |
b5c37b79 ZR |
1080 | .pm = &ideapad_pm, |
1081 | .acpi_match_table = ACPI_PTR(ideapad_device_ids), | |
1082 | }, | |
1083 | }; | |
1084 | ||
1085 | module_platform_driver(ideapad_acpi_driver); | |
58ac7aa0 DW |
1086 | |
1087 | MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>"); | |
1088 | MODULE_DESCRIPTION("IdeaPad ACPI Extras"); | |
1089 | MODULE_LICENSE("GPL"); |