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745a5d21 CC |
1 | /* |
2 | * Acer WMI Laptop Extras | |
3 | * | |
4f0175dc | 4 | * Copyright (C) 2007-2009 Carlos Corbacho <carlos@strangeworlds.co.uk> |
745a5d21 CC |
5 | * |
6 | * Based on acer_acpi: | |
7 | * Copyright (C) 2005-2007 E.M. Smith | |
8 | * Copyright (C) 2007-2008 Carlos Corbacho <cathectic@gmail.com> | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
23 | */ | |
24 | ||
cae15702 LCY |
25 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
26 | ||
745a5d21 CC |
27 | #include <linux/kernel.h> |
28 | #include <linux/module.h> | |
29 | #include <linux/init.h> | |
30 | #include <linux/types.h> | |
31 | #include <linux/dmi.h> | |
f2b585b4 | 32 | #include <linux/fb.h> |
745a5d21 CC |
33 | #include <linux/backlight.h> |
34 | #include <linux/leds.h> | |
35 | #include <linux/platform_device.h> | |
36 | #include <linux/acpi.h> | |
37 | #include <linux/i8042.h> | |
0606e1ab CC |
38 | #include <linux/rfkill.h> |
39 | #include <linux/workqueue.h> | |
81143522 | 40 | #include <linux/debugfs.h> |
5a0e3ad6 | 41 | #include <linux/slab.h> |
3fdca87d LCY |
42 | #include <linux/input.h> |
43 | #include <linux/input/sparse-keymap.h> | |
86924de2 | 44 | #include <acpi/video.h> |
745a5d21 CC |
45 | |
46 | MODULE_AUTHOR("Carlos Corbacho"); | |
47 | MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver"); | |
48 | MODULE_LICENSE("GPL"); | |
49 | ||
745a5d21 CC |
50 | /* |
51 | * Magic Number | |
52 | * Meaning is unknown - this number is required for writing to ACPI for AMW0 | |
53 | * (it's also used in acerhk when directly accessing the BIOS) | |
54 | */ | |
55 | #define ACER_AMW0_WRITE 0x9610 | |
56 | ||
57 | /* | |
58 | * Bit masks for the AMW0 interface | |
59 | */ | |
60 | #define ACER_AMW0_WIRELESS_MASK 0x35 | |
61 | #define ACER_AMW0_BLUETOOTH_MASK 0x34 | |
62 | #define ACER_AMW0_MAILLED_MASK 0x31 | |
63 | ||
64 | /* | |
65 | * Method IDs for WMID interface | |
66 | */ | |
67 | #define ACER_WMID_GET_WIRELESS_METHODID 1 | |
68 | #define ACER_WMID_GET_BLUETOOTH_METHODID 2 | |
69 | #define ACER_WMID_GET_BRIGHTNESS_METHODID 3 | |
70 | #define ACER_WMID_SET_WIRELESS_METHODID 4 | |
71 | #define ACER_WMID_SET_BLUETOOTH_METHODID 5 | |
72 | #define ACER_WMID_SET_BRIGHTNESS_METHODID 6 | |
73 | #define ACER_WMID_GET_THREEG_METHODID 10 | |
74 | #define ACER_WMID_SET_THREEG_METHODID 11 | |
75 | ||
76 | /* | |
77 | * Acer ACPI method GUIDs | |
78 | */ | |
79 | #define AMW0_GUID1 "67C3371D-95A3-4C37-BB61-DD47B491DAAB" | |
5753dd53 | 80 | #define AMW0_GUID2 "431F16ED-0C2B-444C-B267-27DEB140CF9C" |
bbb70607 | 81 | #define WMID_GUID1 "6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3" |
298f19b2 | 82 | #define WMID_GUID2 "95764E09-FB56-4E83-B31A-37761F60994A" |
b3c9092b | 83 | #define WMID_GUID3 "61EF69EA-865C-4BC3-A502-A0DEBA0CB531" |
745a5d21 | 84 | |
3fdca87d LCY |
85 | /* |
86 | * Acer ACPI event GUIDs | |
87 | */ | |
88 | #define ACERWMID_EVENT_GUID "676AA15E-6A47-4D9F-A2CC-1E6D18D14026" | |
89 | ||
745a5d21 | 90 | MODULE_ALIAS("wmi:67C3371D-95A3-4C37-BB61-DD47B491DAAB"); |
08a0799d | 91 | MODULE_ALIAS("wmi:6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3"); |
3fdca87d LCY |
92 | MODULE_ALIAS("wmi:676AA15E-6A47-4D9F-A2CC-1E6D18D14026"); |
93 | ||
94 | enum acer_wmi_event_ids { | |
95 | WMID_HOTKEY_EVENT = 0x1, | |
1eb3fe1d | 96 | WMID_ACCEL_EVENT = 0x5, |
3fdca87d LCY |
97 | }; |
98 | ||
87e44849 | 99 | static const struct key_entry acer_wmi_keymap[] __initconst = { |
3fdca87d | 100 | {KE_KEY, 0x01, {KEY_WLAN} }, /* WiFi */ |
8ae68de1 | 101 | {KE_KEY, 0x03, {KEY_WLAN} }, /* WiFi */ |
1a04d8ff | 102 | {KE_KEY, 0x04, {KEY_WLAN} }, /* WiFi */ |
3fdca87d LCY |
103 | {KE_KEY, 0x12, {KEY_BLUETOOTH} }, /* BT */ |
104 | {KE_KEY, 0x21, {KEY_PROG1} }, /* Backup */ | |
105 | {KE_KEY, 0x22, {KEY_PROG2} }, /* Arcade */ | |
106 | {KE_KEY, 0x23, {KEY_PROG3} }, /* P_Key */ | |
107 | {KE_KEY, 0x24, {KEY_PROG4} }, /* Social networking_Key */ | |
67e1d34c | 108 | {KE_KEY, 0x29, {KEY_PROG3} }, /* P_Key for TM8372 */ |
8ae68de1 MF |
109 | {KE_IGNORE, 0x41, {KEY_MUTE} }, |
110 | {KE_IGNORE, 0x42, {KEY_PREVIOUSSONG} }, | |
ca1469f5 | 111 | {KE_IGNORE, 0x4d, {KEY_PREVIOUSSONG} }, |
8ae68de1 | 112 | {KE_IGNORE, 0x43, {KEY_NEXTSONG} }, |
ca1469f5 | 113 | {KE_IGNORE, 0x4e, {KEY_NEXTSONG} }, |
8ae68de1 | 114 | {KE_IGNORE, 0x44, {KEY_PLAYPAUSE} }, |
ca1469f5 | 115 | {KE_IGNORE, 0x4f, {KEY_PLAYPAUSE} }, |
8ae68de1 | 116 | {KE_IGNORE, 0x45, {KEY_STOP} }, |
ca1469f5 | 117 | {KE_IGNORE, 0x50, {KEY_STOP} }, |
8ae68de1 MF |
118 | {KE_IGNORE, 0x48, {KEY_VOLUMEUP} }, |
119 | {KE_IGNORE, 0x49, {KEY_VOLUMEDOWN} }, | |
ca1469f5 | 120 | {KE_IGNORE, 0x4a, {KEY_VOLUMEDOWN} }, |
8ae68de1 MF |
121 | {KE_IGNORE, 0x61, {KEY_SWITCHVIDEOMODE} }, |
122 | {KE_IGNORE, 0x62, {KEY_BRIGHTNESSUP} }, | |
123 | {KE_IGNORE, 0x63, {KEY_BRIGHTNESSDOWN} }, | |
3fdca87d | 124 | {KE_KEY, 0x64, {KEY_SWITCHVIDEOMODE} }, /* Display Switch */ |
8ae68de1 | 125 | {KE_IGNORE, 0x81, {KEY_SLEEP} }, |
8e2286ce LCY |
126 | {KE_KEY, 0x82, {KEY_TOUCHPAD_TOGGLE} }, /* Touch Pad Toggle */ |
127 | {KE_KEY, KEY_TOUCHPAD_ON, {KEY_TOUCHPAD_ON} }, | |
128 | {KE_KEY, KEY_TOUCHPAD_OFF, {KEY_TOUCHPAD_OFF} }, | |
8ae68de1 | 129 | {KE_IGNORE, 0x83, {KEY_TOUCHPAD_TOGGLE} }, |
68825ce2 | 130 | {KE_KEY, 0x85, {KEY_TOUCHPAD_TOGGLE} }, |
3fdca87d LCY |
131 | {KE_END, 0} |
132 | }; | |
133 | ||
134 | static struct input_dev *acer_wmi_input_dev; | |
1eb3fe1d | 135 | static struct input_dev *acer_wmi_accel_dev; |
3fdca87d LCY |
136 | |
137 | struct event_return_value { | |
138 | u8 function; | |
139 | u8 key_num; | |
140 | u16 device_state; | |
141 | u32 reserved; | |
142 | } __attribute__((packed)); | |
745a5d21 | 143 | |
b3c9092b LCY |
144 | /* |
145 | * GUID3 Get Device Status device flags | |
146 | */ | |
6c3df88f | 147 | #define ACER_WMID3_GDS_WIRELESS (1<<0) /* WiFi */ |
b3c9092b | 148 | #define ACER_WMID3_GDS_THREEG (1<<6) /* 3G */ |
6d88ff0f | 149 | #define ACER_WMID3_GDS_WIMAX (1<<7) /* WiMAX */ |
6c3df88f | 150 | #define ACER_WMID3_GDS_BLUETOOTH (1<<11) /* BT */ |
8e2286ce | 151 | #define ACER_WMID3_GDS_TOUCHPAD (1<<1) /* Touchpad */ |
b3c9092b | 152 | |
59ccf2f3 FLCY |
153 | struct lm_input_params { |
154 | u8 function_num; /* Function Number */ | |
155 | u16 commun_devices; /* Communication type devices default status */ | |
156 | u16 devices; /* Other type devices default status */ | |
157 | u8 lm_status; /* Launch Manager Status */ | |
158 | u16 reserved; | |
159 | } __attribute__((packed)); | |
160 | ||
161 | struct lm_return_value { | |
162 | u8 error_code; /* Error Code */ | |
163 | u8 ec_return_value; /* EC Return Value */ | |
164 | u16 reserved; | |
165 | } __attribute__((packed)); | |
166 | ||
996d23ba LCY |
167 | struct wmid3_gds_set_input_param { /* Set Device Status input parameter */ |
168 | u8 function_num; /* Function Number */ | |
169 | u8 hotkey_number; /* Hotkey Number */ | |
170 | u16 devices; /* Set Device */ | |
171 | u8 volume_value; /* Volume Value */ | |
172 | } __attribute__((packed)); | |
173 | ||
174 | struct wmid3_gds_get_input_param { /* Get Device Status input parameter */ | |
b3c9092b LCY |
175 | u8 function_num; /* Function Number */ |
176 | u8 hotkey_number; /* Hotkey Number */ | |
177 | u16 devices; /* Get Device */ | |
178 | } __attribute__((packed)); | |
179 | ||
180 | struct wmid3_gds_return_value { /* Get Device Status return value*/ | |
181 | u8 error_code; /* Error Code */ | |
182 | u8 ec_return_value; /* EC Return Value */ | |
183 | u16 devices; /* Current Device Status */ | |
184 | u32 reserved; | |
185 | } __attribute__((packed)); | |
186 | ||
6c3df88f LCY |
187 | struct hotkey_function_type_aa { |
188 | u8 type; | |
189 | u8 length; | |
190 | u16 handle; | |
191 | u16 commun_func_bitmap; | |
34b6cfab LCY |
192 | u16 application_func_bitmap; |
193 | u16 media_func_bitmap; | |
194 | u16 display_func_bitmap; | |
195 | u16 others_func_bitmap; | |
196 | u8 commun_fn_key_number; | |
6c3df88f LCY |
197 | } __attribute__((packed)); |
198 | ||
745a5d21 CC |
199 | /* |
200 | * Interface capability flags | |
201 | */ | |
202 | #define ACER_CAP_MAILLED (1<<0) | |
203 | #define ACER_CAP_WIRELESS (1<<1) | |
204 | #define ACER_CAP_BLUETOOTH (1<<2) | |
205 | #define ACER_CAP_BRIGHTNESS (1<<3) | |
206 | #define ACER_CAP_THREEG (1<<4) | |
1eb3fe1d | 207 | #define ACER_CAP_ACCEL (1<<5) |
745a5d21 CC |
208 | #define ACER_CAP_ANY (0xFFFFFFFF) |
209 | ||
210 | /* | |
211 | * Interface type flags | |
212 | */ | |
213 | enum interface_flags { | |
214 | ACER_AMW0, | |
215 | ACER_AMW0_V2, | |
216 | ACER_WMID, | |
72e71de1 | 217 | ACER_WMID_v2, |
745a5d21 CC |
218 | }; |
219 | ||
220 | #define ACER_DEFAULT_WIRELESS 0 | |
221 | #define ACER_DEFAULT_BLUETOOTH 0 | |
222 | #define ACER_DEFAULT_MAILLED 0 | |
223 | #define ACER_DEFAULT_THREEG 0 | |
224 | ||
225 | static int max_brightness = 0xF; | |
226 | ||
745a5d21 CC |
227 | static int mailled = -1; |
228 | static int brightness = -1; | |
229 | static int threeg = -1; | |
230 | static int force_series; | |
59ccf2f3 | 231 | static bool ec_raw_mode; |
6c3df88f | 232 | static bool has_type_aa; |
1d1fc8a7 | 233 | static u16 commun_func_bitmap; |
34b6cfab | 234 | static u8 commun_fn_key_number; |
745a5d21 CC |
235 | |
236 | module_param(mailled, int, 0444); | |
745a5d21 CC |
237 | module_param(brightness, int, 0444); |
238 | module_param(threeg, int, 0444); | |
239 | module_param(force_series, int, 0444); | |
59ccf2f3 | 240 | module_param(ec_raw_mode, bool, 0444); |
745a5d21 CC |
241 | MODULE_PARM_DESC(mailled, "Set initial state of Mail LED"); |
242 | MODULE_PARM_DESC(brightness, "Set initial LCD backlight brightness"); | |
243 | MODULE_PARM_DESC(threeg, "Set initial state of 3G hardware"); | |
244 | MODULE_PARM_DESC(force_series, "Force a different laptop series"); | |
59ccf2f3 | 245 | MODULE_PARM_DESC(ec_raw_mode, "Enable EC raw mode"); |
745a5d21 CC |
246 | |
247 | struct acer_data { | |
248 | int mailled; | |
745a5d21 CC |
249 | int threeg; |
250 | int brightness; | |
251 | }; | |
252 | ||
81143522 CC |
253 | struct acer_debug { |
254 | struct dentry *root; | |
255 | struct dentry *devices; | |
256 | u32 wmid_devices; | |
257 | }; | |
258 | ||
0606e1ab CC |
259 | static struct rfkill *wireless_rfkill; |
260 | static struct rfkill *bluetooth_rfkill; | |
b3c9092b | 261 | static struct rfkill *threeg_rfkill; |
8215af01 | 262 | static bool rfkill_inited; |
0606e1ab | 263 | |
745a5d21 CC |
264 | /* Each low-level interface must define at least some of the following */ |
265 | struct wmi_interface { | |
266 | /* The WMI device type */ | |
267 | u32 type; | |
268 | ||
269 | /* The capabilities this interface provides */ | |
270 | u32 capability; | |
271 | ||
272 | /* Private data for the current interface */ | |
273 | struct acer_data data; | |
81143522 CC |
274 | |
275 | /* debugfs entries associated with this interface */ | |
276 | struct acer_debug debug; | |
745a5d21 CC |
277 | }; |
278 | ||
279 | /* The static interface pointer, points to the currently detected interface */ | |
280 | static struct wmi_interface *interface; | |
281 | ||
282 | /* | |
283 | * Embedded Controller quirks | |
284 | * Some laptops require us to directly access the EC to either enable or query | |
285 | * features that are not available through WMI. | |
286 | */ | |
287 | ||
288 | struct quirk_entry { | |
289 | u8 wireless; | |
290 | u8 mailled; | |
9991d9f2 | 291 | s8 brightness; |
745a5d21 CC |
292 | u8 bluetooth; |
293 | }; | |
294 | ||
295 | static struct quirk_entry *quirks; | |
296 | ||
76d51dd9 | 297 | static void __init set_quirks(void) |
745a5d21 | 298 | { |
83097aca AV |
299 | if (!interface) |
300 | return; | |
301 | ||
745a5d21 CC |
302 | if (quirks->mailled) |
303 | interface->capability |= ACER_CAP_MAILLED; | |
304 | ||
305 | if (quirks->brightness) | |
306 | interface->capability |= ACER_CAP_BRIGHTNESS; | |
307 | } | |
308 | ||
76d51dd9 | 309 | static int __init dmi_matched(const struct dmi_system_id *dmi) |
745a5d21 CC |
310 | { |
311 | quirks = dmi->driver_data; | |
d53bf0f3 | 312 | return 1; |
745a5d21 CC |
313 | } |
314 | ||
315 | static struct quirk_entry quirk_unknown = { | |
316 | }; | |
317 | ||
9991d9f2 CC |
318 | static struct quirk_entry quirk_acer_aspire_1520 = { |
319 | .brightness = -1, | |
320 | }; | |
321 | ||
745a5d21 CC |
322 | static struct quirk_entry quirk_acer_travelmate_2490 = { |
323 | .mailled = 1, | |
324 | }; | |
325 | ||
326 | /* This AMW0 laptop has no bluetooth */ | |
327 | static struct quirk_entry quirk_medion_md_98300 = { | |
328 | .wireless = 1, | |
329 | }; | |
330 | ||
6f061ab5 CC |
331 | static struct quirk_entry quirk_fujitsu_amilo_li_1718 = { |
332 | .wireless = 2, | |
333 | }; | |
334 | ||
15b956a0 LCY |
335 | static struct quirk_entry quirk_lenovo_ideapad_s205 = { |
336 | .wireless = 3, | |
337 | }; | |
338 | ||
a74dd5fd | 339 | /* The Aspire One has a dummy ACPI-WMI interface - disable it */ |
76d51dd9 | 340 | static const struct dmi_system_id acer_blacklist[] __initconst = { |
a74dd5fd CC |
341 | { |
342 | .ident = "Acer Aspire One (SSD)", | |
343 | .matches = { | |
344 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
345 | DMI_MATCH(DMI_PRODUCT_NAME, "AOA110"), | |
346 | }, | |
347 | }, | |
348 | { | |
349 | .ident = "Acer Aspire One (HDD)", | |
350 | .matches = { | |
351 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
352 | DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"), | |
353 | }, | |
354 | }, | |
355 | {} | |
356 | }; | |
357 | ||
76d51dd9 | 358 | static const struct dmi_system_id acer_quirks[] __initconst = { |
9991d9f2 CC |
359 | { |
360 | .callback = dmi_matched, | |
361 | .ident = "Acer Aspire 1360", | |
362 | .matches = { | |
363 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
364 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"), | |
365 | }, | |
366 | .driver_data = &quirk_acer_aspire_1520, | |
367 | }, | |
368 | { | |
369 | .callback = dmi_matched, | |
370 | .ident = "Acer Aspire 1520", | |
371 | .matches = { | |
372 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
373 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1520"), | |
374 | }, | |
375 | .driver_data = &quirk_acer_aspire_1520, | |
376 | }, | |
745a5d21 CC |
377 | { |
378 | .callback = dmi_matched, | |
379 | .ident = "Acer Aspire 3100", | |
380 | .matches = { | |
381 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
382 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3100"), | |
383 | }, | |
384 | .driver_data = &quirk_acer_travelmate_2490, | |
385 | }, | |
ed9cfe98 CC |
386 | { |
387 | .callback = dmi_matched, | |
388 | .ident = "Acer Aspire 3610", | |
389 | .matches = { | |
390 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
391 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3610"), | |
392 | }, | |
393 | .driver_data = &quirk_acer_travelmate_2490, | |
394 | }, | |
745a5d21 CC |
395 | { |
396 | .callback = dmi_matched, | |
397 | .ident = "Acer Aspire 5100", | |
398 | .matches = { | |
399 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
400 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"), | |
401 | }, | |
402 | .driver_data = &quirk_acer_travelmate_2490, | |
403 | }, | |
ed9cfe98 CC |
404 | { |
405 | .callback = dmi_matched, | |
406 | .ident = "Acer Aspire 5610", | |
407 | .matches = { | |
408 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
409 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"), | |
410 | }, | |
411 | .driver_data = &quirk_acer_travelmate_2490, | |
412 | }, | |
745a5d21 CC |
413 | { |
414 | .callback = dmi_matched, | |
415 | .ident = "Acer Aspire 5630", | |
416 | .matches = { | |
417 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
418 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"), | |
419 | }, | |
420 | .driver_data = &quirk_acer_travelmate_2490, | |
421 | }, | |
422 | { | |
423 | .callback = dmi_matched, | |
424 | .ident = "Acer Aspire 5650", | |
425 | .matches = { | |
426 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
427 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"), | |
428 | }, | |
429 | .driver_data = &quirk_acer_travelmate_2490, | |
430 | }, | |
431 | { | |
432 | .callback = dmi_matched, | |
433 | .ident = "Acer Aspire 5680", | |
434 | .matches = { | |
435 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
436 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"), | |
437 | }, | |
438 | .driver_data = &quirk_acer_travelmate_2490, | |
439 | }, | |
440 | { | |
441 | .callback = dmi_matched, | |
442 | .ident = "Acer Aspire 9110", | |
443 | .matches = { | |
444 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
445 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"), | |
446 | }, | |
447 | .driver_data = &quirk_acer_travelmate_2490, | |
448 | }, | |
449 | { | |
450 | .callback = dmi_matched, | |
451 | .ident = "Acer TravelMate 2490", | |
452 | .matches = { | |
453 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
454 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"), | |
455 | }, | |
456 | .driver_data = &quirk_acer_travelmate_2490, | |
457 | }, | |
262ee35b CC |
458 | { |
459 | .callback = dmi_matched, | |
460 | .ident = "Acer TravelMate 4200", | |
461 | .matches = { | |
462 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
463 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4200"), | |
464 | }, | |
465 | .driver_data = &quirk_acer_travelmate_2490, | |
466 | }, | |
6f061ab5 CC |
467 | { |
468 | .callback = dmi_matched, | |
469 | .ident = "Fujitsu Siemens Amilo Li 1718", | |
470 | .matches = { | |
471 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
472 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Li 1718"), | |
473 | }, | |
474 | .driver_data = &quirk_fujitsu_amilo_li_1718, | |
475 | }, | |
745a5d21 CC |
476 | { |
477 | .callback = dmi_matched, | |
478 | .ident = "Medion MD 98300", | |
479 | .matches = { | |
480 | DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), | |
481 | DMI_MATCH(DMI_PRODUCT_NAME, "WAM2030"), | |
482 | }, | |
483 | .driver_data = &quirk_medion_md_98300, | |
484 | }, | |
15b956a0 LCY |
485 | { |
486 | .callback = dmi_matched, | |
487 | .ident = "Lenovo Ideapad S205", | |
488 | .matches = { | |
489 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
490 | DMI_MATCH(DMI_PRODUCT_NAME, "10382LG"), | |
491 | }, | |
492 | .driver_data = &quirk_lenovo_ideapad_s205, | |
493 | }, | |
c08f2086 LCY |
494 | { |
495 | .callback = dmi_matched, | |
496 | .ident = "Lenovo Ideapad S205 (Brazos)", | |
497 | .matches = { | |
498 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
499 | DMI_MATCH(DMI_PRODUCT_NAME, "Brazos"), | |
500 | }, | |
501 | .driver_data = &quirk_lenovo_ideapad_s205, | |
502 | }, | |
be3128b1 SF |
503 | { |
504 | .callback = dmi_matched, | |
505 | .ident = "Lenovo 3000 N200", | |
506 | .matches = { | |
507 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
508 | DMI_MATCH(DMI_PRODUCT_NAME, "0687A31"), | |
509 | }, | |
510 | .driver_data = &quirk_fujitsu_amilo_li_1718, | |
511 | }, | |
e6c33f1f LCY |
512 | { |
513 | .callback = dmi_matched, | |
514 | .ident = "Lenovo Ideapad S205-10382JG", | |
515 | .matches = { | |
516 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
517 | DMI_MATCH(DMI_PRODUCT_NAME, "10382JG"), | |
518 | }, | |
519 | .driver_data = &quirk_lenovo_ideapad_s205, | |
520 | }, | |
5f3511d2 LCY |
521 | { |
522 | .callback = dmi_matched, | |
523 | .ident = "Lenovo Ideapad S205-1038DPG", | |
524 | .matches = { | |
525 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
526 | DMI_MATCH(DMI_PRODUCT_NAME, "1038DPG"), | |
527 | }, | |
528 | .driver_data = &quirk_lenovo_ideapad_s205, | |
529 | }, | |
745a5d21 CC |
530 | {} |
531 | }; | |
532 | ||
76d51dd9 MK |
533 | static int __init |
534 | video_set_backlight_video_vendor(const struct dmi_system_id *d) | |
86924de2 LCY |
535 | { |
536 | interface->capability &= ~ACER_CAP_BRIGHTNESS; | |
537 | pr_info("Brightness must be controlled by generic video driver\n"); | |
538 | return 0; | |
539 | } | |
540 | ||
76d51dd9 | 541 | static const struct dmi_system_id video_vendor_dmi_table[] __initconst = { |
86924de2 LCY |
542 | { |
543 | .callback = video_set_backlight_video_vendor, | |
544 | .ident = "Acer TravelMate 4750", | |
545 | .matches = { | |
546 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
547 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4750"), | |
548 | }, | |
549 | }, | |
050eff39 LCY |
550 | { |
551 | .callback = video_set_backlight_video_vendor, | |
552 | .ident = "Acer Extensa 5235", | |
553 | .matches = { | |
554 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
555 | DMI_MATCH(DMI_PRODUCT_NAME, "Extensa 5235"), | |
556 | }, | |
557 | }, | |
558 | { | |
559 | .callback = video_set_backlight_video_vendor, | |
560 | .ident = "Acer TravelMate 5760", | |
561 | .matches = { | |
562 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
563 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 5760"), | |
564 | }, | |
565 | }, | |
566 | { | |
567 | .callback = video_set_backlight_video_vendor, | |
568 | .ident = "Acer Aspire 5750", | |
569 | .matches = { | |
570 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
571 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5750"), | |
572 | }, | |
573 | }, | |
9404cd95 HG |
574 | { |
575 | .callback = video_set_backlight_video_vendor, | |
576 | .ident = "Acer Aspire 5741", | |
577 | .matches = { | |
578 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
579 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5741"), | |
580 | }, | |
581 | }, | |
183fd8fc HG |
582 | { |
583 | /* | |
584 | * Note no video_set_backlight_video_vendor, we must use the | |
585 | * acer interface, as there is no native backlight interface. | |
586 | */ | |
587 | .ident = "Acer KAV80", | |
588 | .matches = { | |
589 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
590 | DMI_MATCH(DMI_PRODUCT_NAME, "KAV80"), | |
591 | }, | |
592 | }, | |
86924de2 LCY |
593 | {} |
594 | }; | |
595 | ||
745a5d21 | 596 | /* Find which quirks are needed for a particular vendor/ model pair */ |
76d51dd9 | 597 | static void __init find_quirks(void) |
745a5d21 CC |
598 | { |
599 | if (!force_series) { | |
600 | dmi_check_system(acer_quirks); | |
601 | } else if (force_series == 2490) { | |
602 | quirks = &quirk_acer_travelmate_2490; | |
603 | } | |
604 | ||
605 | if (quirks == NULL) | |
606 | quirks = &quirk_unknown; | |
607 | ||
608 | set_quirks(); | |
609 | } | |
610 | ||
611 | /* | |
612 | * General interface convenience methods | |
613 | */ | |
614 | ||
615 | static bool has_cap(u32 cap) | |
616 | { | |
617 | if ((interface->capability & cap) != 0) | |
618 | return 1; | |
619 | ||
620 | return 0; | |
621 | } | |
622 | ||
623 | /* | |
624 | * AMW0 (V1) interface | |
625 | */ | |
626 | struct wmab_args { | |
627 | u32 eax; | |
628 | u32 ebx; | |
629 | u32 ecx; | |
630 | u32 edx; | |
631 | }; | |
632 | ||
633 | struct wmab_ret { | |
634 | u32 eax; | |
635 | u32 ebx; | |
636 | u32 ecx; | |
637 | u32 edx; | |
638 | u32 eex; | |
639 | }; | |
640 | ||
641 | static acpi_status wmab_execute(struct wmab_args *regbuf, | |
642 | struct acpi_buffer *result) | |
643 | { | |
644 | struct acpi_buffer input; | |
645 | acpi_status status; | |
646 | input.length = sizeof(struct wmab_args); | |
647 | input.pointer = (u8 *)regbuf; | |
648 | ||
649 | status = wmi_evaluate_method(AMW0_GUID1, 1, 1, &input, result); | |
650 | ||
651 | return status; | |
652 | } | |
653 | ||
38db157d | 654 | static acpi_status AMW0_get_u32(u32 *value, u32 cap) |
745a5d21 CC |
655 | { |
656 | int err; | |
657 | u8 result; | |
658 | ||
659 | switch (cap) { | |
660 | case ACER_CAP_MAILLED: | |
661 | switch (quirks->mailled) { | |
662 | default: | |
663 | err = ec_read(0xA, &result); | |
664 | if (err) | |
665 | return AE_ERROR; | |
666 | *value = (result >> 7) & 0x1; | |
667 | return AE_OK; | |
668 | } | |
669 | break; | |
670 | case ACER_CAP_WIRELESS: | |
671 | switch (quirks->wireless) { | |
672 | case 1: | |
673 | err = ec_read(0x7B, &result); | |
674 | if (err) | |
675 | return AE_ERROR; | |
676 | *value = result & 0x1; | |
677 | return AE_OK; | |
6f061ab5 CC |
678 | case 2: |
679 | err = ec_read(0x71, &result); | |
680 | if (err) | |
681 | return AE_ERROR; | |
682 | *value = result & 0x1; | |
683 | return AE_OK; | |
15b956a0 LCY |
684 | case 3: |
685 | err = ec_read(0x78, &result); | |
686 | if (err) | |
687 | return AE_ERROR; | |
688 | *value = result & 0x1; | |
689 | return AE_OK; | |
745a5d21 CC |
690 | default: |
691 | err = ec_read(0xA, &result); | |
692 | if (err) | |
693 | return AE_ERROR; | |
694 | *value = (result >> 2) & 0x1; | |
695 | return AE_OK; | |
696 | } | |
697 | break; | |
698 | case ACER_CAP_BLUETOOTH: | |
699 | switch (quirks->bluetooth) { | |
700 | default: | |
701 | err = ec_read(0xA, &result); | |
702 | if (err) | |
703 | return AE_ERROR; | |
704 | *value = (result >> 4) & 0x1; | |
705 | return AE_OK; | |
706 | } | |
707 | break; | |
708 | case ACER_CAP_BRIGHTNESS: | |
709 | switch (quirks->brightness) { | |
710 | default: | |
711 | err = ec_read(0x83, &result); | |
712 | if (err) | |
713 | return AE_ERROR; | |
714 | *value = result; | |
715 | return AE_OK; | |
716 | } | |
717 | break; | |
718 | default: | |
08237974 | 719 | return AE_ERROR; |
745a5d21 CC |
720 | } |
721 | return AE_OK; | |
722 | } | |
723 | ||
38db157d | 724 | static acpi_status AMW0_set_u32(u32 value, u32 cap) |
745a5d21 CC |
725 | { |
726 | struct wmab_args args; | |
727 | ||
728 | args.eax = ACER_AMW0_WRITE; | |
729 | args.ebx = value ? (1<<8) : 0; | |
730 | args.ecx = args.edx = 0; | |
731 | ||
732 | switch (cap) { | |
733 | case ACER_CAP_MAILLED: | |
734 | if (value > 1) | |
735 | return AE_BAD_PARAMETER; | |
736 | args.ebx |= ACER_AMW0_MAILLED_MASK; | |
737 | break; | |
738 | case ACER_CAP_WIRELESS: | |
739 | if (value > 1) | |
740 | return AE_BAD_PARAMETER; | |
741 | args.ebx |= ACER_AMW0_WIRELESS_MASK; | |
742 | break; | |
743 | case ACER_CAP_BLUETOOTH: | |
744 | if (value > 1) | |
745 | return AE_BAD_PARAMETER; | |
746 | args.ebx |= ACER_AMW0_BLUETOOTH_MASK; | |
747 | break; | |
748 | case ACER_CAP_BRIGHTNESS: | |
749 | if (value > max_brightness) | |
750 | return AE_BAD_PARAMETER; | |
751 | switch (quirks->brightness) { | |
745a5d21 | 752 | default: |
4609d029 CC |
753 | return ec_write(0x83, value); |
754 | break; | |
745a5d21 CC |
755 | } |
756 | default: | |
08237974 | 757 | return AE_ERROR; |
745a5d21 CC |
758 | } |
759 | ||
760 | /* Actually do the set */ | |
761 | return wmab_execute(&args, NULL); | |
762 | } | |
763 | ||
76d51dd9 | 764 | static acpi_status __init AMW0_find_mailled(void) |
745a5d21 CC |
765 | { |
766 | struct wmab_args args; | |
767 | struct wmab_ret ret; | |
768 | acpi_status status = AE_OK; | |
769 | struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL }; | |
770 | union acpi_object *obj; | |
771 | ||
772 | args.eax = 0x86; | |
773 | args.ebx = args.ecx = args.edx = 0; | |
774 | ||
775 | status = wmab_execute(&args, &out); | |
776 | if (ACPI_FAILURE(status)) | |
777 | return status; | |
778 | ||
779 | obj = (union acpi_object *) out.pointer; | |
780 | if (obj && obj->type == ACPI_TYPE_BUFFER && | |
781 | obj->buffer.length == sizeof(struct wmab_ret)) { | |
782 | ret = *((struct wmab_ret *) obj->buffer.pointer); | |
783 | } else { | |
7677fbdf | 784 | kfree(out.pointer); |
745a5d21 CC |
785 | return AE_ERROR; |
786 | } | |
787 | ||
788 | if (ret.eex & 0x1) | |
789 | interface->capability |= ACER_CAP_MAILLED; | |
790 | ||
791 | kfree(out.pointer); | |
792 | ||
793 | return AE_OK; | |
794 | } | |
795 | ||
76d51dd9 | 796 | static int AMW0_set_cap_acpi_check_device_found __initdata; |
461e7437 | 797 | |
76d51dd9 | 798 | static acpi_status __init AMW0_set_cap_acpi_check_device_cb(acpi_handle handle, |
461e7437 IP |
799 | u32 level, void *context, void **retval) |
800 | { | |
801 | AMW0_set_cap_acpi_check_device_found = 1; | |
802 | return AE_OK; | |
803 | } | |
804 | ||
76d51dd9 | 805 | static const struct acpi_device_id norfkill_ids[] __initconst = { |
461e7437 IP |
806 | { "VPC2004", 0}, |
807 | { "IBM0068", 0}, | |
808 | { "LEN0068", 0}, | |
5719b819 | 809 | { "SNY5001", 0}, /* sony-laptop in charge */ |
461e7437 IP |
810 | { "", 0}, |
811 | }; | |
812 | ||
76d51dd9 | 813 | static int __init AMW0_set_cap_acpi_check_device(void) |
461e7437 IP |
814 | { |
815 | const struct acpi_device_id *id; | |
816 | ||
817 | for (id = norfkill_ids; id->id[0]; id++) | |
818 | acpi_get_devices(id->id, AMW0_set_cap_acpi_check_device_cb, | |
819 | NULL, NULL); | |
820 | return AMW0_set_cap_acpi_check_device_found; | |
821 | } | |
822 | ||
76d51dd9 | 823 | static acpi_status __init AMW0_set_capabilities(void) |
745a5d21 CC |
824 | { |
825 | struct wmab_args args; | |
826 | struct wmab_ret ret; | |
7677fbdf | 827 | acpi_status status; |
745a5d21 CC |
828 | struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL }; |
829 | union acpi_object *obj; | |
830 | ||
5753dd53 CC |
831 | /* |
832 | * On laptops with this strange GUID (non Acer), normal probing doesn't | |
833 | * work. | |
834 | */ | |
835 | if (wmi_has_guid(AMW0_GUID2)) { | |
461e7437 IP |
836 | if ((quirks != &quirk_unknown) || |
837 | !AMW0_set_cap_acpi_check_device()) | |
838 | interface->capability |= ACER_CAP_WIRELESS; | |
5753dd53 CC |
839 | return AE_OK; |
840 | } | |
841 | ||
745a5d21 CC |
842 | args.eax = ACER_AMW0_WRITE; |
843 | args.ecx = args.edx = 0; | |
844 | ||
845 | args.ebx = 0xa2 << 8; | |
846 | args.ebx |= ACER_AMW0_WIRELESS_MASK; | |
847 | ||
848 | status = wmab_execute(&args, &out); | |
849 | if (ACPI_FAILURE(status)) | |
850 | return status; | |
851 | ||
7677fbdf | 852 | obj = out.pointer; |
745a5d21 CC |
853 | if (obj && obj->type == ACPI_TYPE_BUFFER && |
854 | obj->buffer.length == sizeof(struct wmab_ret)) { | |
855 | ret = *((struct wmab_ret *) obj->buffer.pointer); | |
856 | } else { | |
7677fbdf AL |
857 | status = AE_ERROR; |
858 | goto out; | |
745a5d21 CC |
859 | } |
860 | ||
861 | if (ret.eax & 0x1) | |
862 | interface->capability |= ACER_CAP_WIRELESS; | |
863 | ||
864 | args.ebx = 2 << 8; | |
865 | args.ebx |= ACER_AMW0_BLUETOOTH_MASK; | |
866 | ||
7677fbdf AL |
867 | /* |
868 | * It's ok to use existing buffer for next wmab_execute call. | |
869 | * But we need to kfree(out.pointer) if next wmab_execute fail. | |
870 | */ | |
745a5d21 CC |
871 | status = wmab_execute(&args, &out); |
872 | if (ACPI_FAILURE(status)) | |
7677fbdf | 873 | goto out; |
745a5d21 CC |
874 | |
875 | obj = (union acpi_object *) out.pointer; | |
876 | if (obj && obj->type == ACPI_TYPE_BUFFER | |
877 | && obj->buffer.length == sizeof(struct wmab_ret)) { | |
878 | ret = *((struct wmab_ret *) obj->buffer.pointer); | |
879 | } else { | |
7677fbdf AL |
880 | status = AE_ERROR; |
881 | goto out; | |
745a5d21 CC |
882 | } |
883 | ||
884 | if (ret.eax & 0x1) | |
885 | interface->capability |= ACER_CAP_BLUETOOTH; | |
886 | ||
745a5d21 CC |
887 | /* |
888 | * This appears to be safe to enable, since all Wistron based laptops | |
889 | * appear to use the same EC register for brightness, even if they | |
890 | * differ for wireless, etc | |
891 | */ | |
9991d9f2 CC |
892 | if (quirks->brightness >= 0) |
893 | interface->capability |= ACER_CAP_BRIGHTNESS; | |
745a5d21 | 894 | |
7677fbdf AL |
895 | status = AE_OK; |
896 | out: | |
897 | kfree(out.pointer); | |
898 | return status; | |
745a5d21 CC |
899 | } |
900 | ||
901 | static struct wmi_interface AMW0_interface = { | |
902 | .type = ACER_AMW0, | |
903 | }; | |
904 | ||
905 | static struct wmi_interface AMW0_V2_interface = { | |
906 | .type = ACER_AMW0_V2, | |
907 | }; | |
908 | ||
909 | /* | |
910 | * New interface (The WMID interface) | |
911 | */ | |
912 | static acpi_status | |
913 | WMI_execute_u32(u32 method_id, u32 in, u32 *out) | |
914 | { | |
915 | struct acpi_buffer input = { (acpi_size) sizeof(u32), (void *)(&in) }; | |
916 | struct acpi_buffer result = { ACPI_ALLOCATE_BUFFER, NULL }; | |
917 | union acpi_object *obj; | |
f20aaba9 | 918 | u32 tmp = 0; |
745a5d21 CC |
919 | acpi_status status; |
920 | ||
921 | status = wmi_evaluate_method(WMID_GUID1, 1, method_id, &input, &result); | |
922 | ||
923 | if (ACPI_FAILURE(status)) | |
924 | return status; | |
925 | ||
926 | obj = (union acpi_object *) result.pointer; | |
f20aaba9 LCY |
927 | if (obj) { |
928 | if (obj->type == ACPI_TYPE_BUFFER && | |
929 | (obj->buffer.length == sizeof(u32) || | |
930 | obj->buffer.length == sizeof(u64))) { | |
931 | tmp = *((u32 *) obj->buffer.pointer); | |
932 | } else if (obj->type == ACPI_TYPE_INTEGER) { | |
933 | tmp = (u32) obj->integer.value; | |
934 | } | |
745a5d21 CC |
935 | } |
936 | ||
937 | if (out) | |
938 | *out = tmp; | |
939 | ||
940 | kfree(result.pointer); | |
941 | ||
942 | return status; | |
943 | } | |
944 | ||
38db157d | 945 | static acpi_status WMID_get_u32(u32 *value, u32 cap) |
745a5d21 CC |
946 | { |
947 | acpi_status status; | |
948 | u8 tmp; | |
949 | u32 result, method_id = 0; | |
950 | ||
951 | switch (cap) { | |
952 | case ACER_CAP_WIRELESS: | |
953 | method_id = ACER_WMID_GET_WIRELESS_METHODID; | |
954 | break; | |
955 | case ACER_CAP_BLUETOOTH: | |
956 | method_id = ACER_WMID_GET_BLUETOOTH_METHODID; | |
957 | break; | |
958 | case ACER_CAP_BRIGHTNESS: | |
959 | method_id = ACER_WMID_GET_BRIGHTNESS_METHODID; | |
960 | break; | |
961 | case ACER_CAP_THREEG: | |
962 | method_id = ACER_WMID_GET_THREEG_METHODID; | |
963 | break; | |
964 | case ACER_CAP_MAILLED: | |
965 | if (quirks->mailled == 1) { | |
966 | ec_read(0x9f, &tmp); | |
967 | *value = tmp & 0x1; | |
968 | return 0; | |
969 | } | |
970 | default: | |
08237974 | 971 | return AE_ERROR; |
745a5d21 CC |
972 | } |
973 | status = WMI_execute_u32(method_id, 0, &result); | |
974 | ||
975 | if (ACPI_SUCCESS(status)) | |
976 | *value = (u8)result; | |
977 | ||
978 | return status; | |
979 | } | |
980 | ||
38db157d | 981 | static acpi_status WMID_set_u32(u32 value, u32 cap) |
745a5d21 CC |
982 | { |
983 | u32 method_id = 0; | |
984 | char param; | |
985 | ||
986 | switch (cap) { | |
987 | case ACER_CAP_BRIGHTNESS: | |
988 | if (value > max_brightness) | |
989 | return AE_BAD_PARAMETER; | |
990 | method_id = ACER_WMID_SET_BRIGHTNESS_METHODID; | |
991 | break; | |
992 | case ACER_CAP_WIRELESS: | |
993 | if (value > 1) | |
994 | return AE_BAD_PARAMETER; | |
995 | method_id = ACER_WMID_SET_WIRELESS_METHODID; | |
996 | break; | |
997 | case ACER_CAP_BLUETOOTH: | |
998 | if (value > 1) | |
999 | return AE_BAD_PARAMETER; | |
1000 | method_id = ACER_WMID_SET_BLUETOOTH_METHODID; | |
1001 | break; | |
1002 | case ACER_CAP_THREEG: | |
1003 | if (value > 1) | |
1004 | return AE_BAD_PARAMETER; | |
1005 | method_id = ACER_WMID_SET_THREEG_METHODID; | |
1006 | break; | |
1007 | case ACER_CAP_MAILLED: | |
1008 | if (value > 1) | |
1009 | return AE_BAD_PARAMETER; | |
1010 | if (quirks->mailled == 1) { | |
1011 | param = value ? 0x92 : 0x93; | |
181d683d | 1012 | i8042_lock_chip(); |
745a5d21 | 1013 | i8042_command(¶m, 0x1059); |
181d683d | 1014 | i8042_unlock_chip(); |
745a5d21 CC |
1015 | return 0; |
1016 | } | |
1017 | break; | |
1018 | default: | |
08237974 | 1019 | return AE_ERROR; |
745a5d21 CC |
1020 | } |
1021 | return WMI_execute_u32(method_id, (u32)value, NULL); | |
1022 | } | |
1023 | ||
72e71de1 LCY |
1024 | static acpi_status wmid3_get_device_status(u32 *value, u16 device) |
1025 | { | |
1026 | struct wmid3_gds_return_value return_value; | |
1027 | acpi_status status; | |
1028 | union acpi_object *obj; | |
996d23ba | 1029 | struct wmid3_gds_get_input_param params = { |
72e71de1 | 1030 | .function_num = 0x1, |
34b6cfab | 1031 | .hotkey_number = commun_fn_key_number, |
72e71de1 LCY |
1032 | .devices = device, |
1033 | }; | |
1034 | struct acpi_buffer input = { | |
996d23ba | 1035 | sizeof(struct wmid3_gds_get_input_param), |
72e71de1 LCY |
1036 | ¶ms |
1037 | }; | |
1038 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1039 | ||
1040 | status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input, &output); | |
1041 | if (ACPI_FAILURE(status)) | |
1042 | return status; | |
1043 | ||
1044 | obj = output.pointer; | |
1045 | ||
1046 | if (!obj) | |
1047 | return AE_ERROR; | |
1048 | else if (obj->type != ACPI_TYPE_BUFFER) { | |
1049 | kfree(obj); | |
1050 | return AE_ERROR; | |
1051 | } | |
1052 | if (obj->buffer.length != 8) { | |
1053 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); | |
1054 | kfree(obj); | |
1055 | return AE_ERROR; | |
1056 | } | |
1057 | ||
1058 | return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); | |
1059 | kfree(obj); | |
1060 | ||
1061 | if (return_value.error_code || return_value.ec_return_value) | |
1062 | pr_warn("Get 0x%x Device Status failed: 0x%x - 0x%x\n", | |
1063 | device, | |
1064 | return_value.error_code, | |
1065 | return_value.ec_return_value); | |
1066 | else | |
1067 | *value = !!(return_value.devices & device); | |
1068 | ||
1069 | return status; | |
1070 | } | |
1071 | ||
1072 | static acpi_status wmid_v2_get_u32(u32 *value, u32 cap) | |
1073 | { | |
1074 | u16 device; | |
1075 | ||
1076 | switch (cap) { | |
1077 | case ACER_CAP_WIRELESS: | |
1078 | device = ACER_WMID3_GDS_WIRELESS; | |
1079 | break; | |
1080 | case ACER_CAP_BLUETOOTH: | |
1081 | device = ACER_WMID3_GDS_BLUETOOTH; | |
1082 | break; | |
1083 | case ACER_CAP_THREEG: | |
1084 | device = ACER_WMID3_GDS_THREEG; | |
1085 | break; | |
1086 | default: | |
1087 | return AE_ERROR; | |
1088 | } | |
1089 | return wmid3_get_device_status(value, device); | |
1090 | } | |
1091 | ||
1092 | static acpi_status wmid3_set_device_status(u32 value, u16 device) | |
1093 | { | |
1094 | struct wmid3_gds_return_value return_value; | |
1095 | acpi_status status; | |
1096 | union acpi_object *obj; | |
1097 | u16 devices; | |
996d23ba | 1098 | struct wmid3_gds_get_input_param get_params = { |
72e71de1 | 1099 | .function_num = 0x1, |
34b6cfab | 1100 | .hotkey_number = commun_fn_key_number, |
1d1fc8a7 | 1101 | .devices = commun_func_bitmap, |
72e71de1 | 1102 | }; |
996d23ba LCY |
1103 | struct acpi_buffer get_input = { |
1104 | sizeof(struct wmid3_gds_get_input_param), | |
1105 | &get_params | |
1106 | }; | |
1107 | struct wmid3_gds_set_input_param set_params = { | |
1108 | .function_num = 0x2, | |
1109 | .hotkey_number = commun_fn_key_number, | |
1110 | .devices = commun_func_bitmap, | |
1111 | }; | |
1112 | struct acpi_buffer set_input = { | |
1113 | sizeof(struct wmid3_gds_set_input_param), | |
1114 | &set_params | |
72e71de1 LCY |
1115 | }; |
1116 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1117 | struct acpi_buffer output2 = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1118 | ||
996d23ba | 1119 | status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &get_input, &output); |
72e71de1 LCY |
1120 | if (ACPI_FAILURE(status)) |
1121 | return status; | |
1122 | ||
1123 | obj = output.pointer; | |
1124 | ||
1125 | if (!obj) | |
1126 | return AE_ERROR; | |
1127 | else if (obj->type != ACPI_TYPE_BUFFER) { | |
1128 | kfree(obj); | |
1129 | return AE_ERROR; | |
1130 | } | |
1131 | if (obj->buffer.length != 8) { | |
6e71f38b | 1132 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
72e71de1 LCY |
1133 | kfree(obj); |
1134 | return AE_ERROR; | |
1135 | } | |
1136 | ||
1137 | return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); | |
1138 | kfree(obj); | |
1139 | ||
1140 | if (return_value.error_code || return_value.ec_return_value) { | |
6e71f38b JP |
1141 | pr_warn("Get Current Device Status failed: 0x%x - 0x%x\n", |
1142 | return_value.error_code, | |
72e71de1 LCY |
1143 | return_value.ec_return_value); |
1144 | return status; | |
1145 | } | |
1146 | ||
1147 | devices = return_value.devices; | |
996d23ba | 1148 | set_params.devices = (value) ? (devices | device) : (devices & ~device); |
72e71de1 | 1149 | |
996d23ba | 1150 | status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &set_input, &output2); |
72e71de1 LCY |
1151 | if (ACPI_FAILURE(status)) |
1152 | return status; | |
1153 | ||
1154 | obj = output2.pointer; | |
1155 | ||
1156 | if (!obj) | |
1157 | return AE_ERROR; | |
1158 | else if (obj->type != ACPI_TYPE_BUFFER) { | |
1159 | kfree(obj); | |
1160 | return AE_ERROR; | |
1161 | } | |
1162 | if (obj->buffer.length != 4) { | |
6e71f38b | 1163 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
72e71de1 LCY |
1164 | kfree(obj); |
1165 | return AE_ERROR; | |
1166 | } | |
1167 | ||
1168 | return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); | |
1169 | kfree(obj); | |
1170 | ||
1171 | if (return_value.error_code || return_value.ec_return_value) | |
6e71f38b JP |
1172 | pr_warn("Set Device Status failed: 0x%x - 0x%x\n", |
1173 | return_value.error_code, | |
72e71de1 LCY |
1174 | return_value.ec_return_value); |
1175 | ||
1176 | return status; | |
1177 | } | |
1178 | ||
1179 | static acpi_status wmid_v2_set_u32(u32 value, u32 cap) | |
1180 | { | |
1181 | u16 device; | |
1182 | ||
1183 | switch (cap) { | |
1184 | case ACER_CAP_WIRELESS: | |
1185 | device = ACER_WMID3_GDS_WIRELESS; | |
1186 | break; | |
1187 | case ACER_CAP_BLUETOOTH: | |
1188 | device = ACER_WMID3_GDS_BLUETOOTH; | |
1189 | break; | |
1190 | case ACER_CAP_THREEG: | |
1191 | device = ACER_WMID3_GDS_THREEG; | |
1192 | break; | |
1193 | default: | |
1194 | return AE_ERROR; | |
1195 | } | |
1196 | return wmid3_set_device_status(value, device); | |
1197 | } | |
1198 | ||
76d51dd9 | 1199 | static void __init type_aa_dmi_decode(const struct dmi_header *header, void *d) |
6c3df88f LCY |
1200 | { |
1201 | struct hotkey_function_type_aa *type_aa; | |
1202 | ||
1203 | /* We are looking for OEM-specific Type AAh */ | |
1204 | if (header->type != 0xAA) | |
1205 | return; | |
1206 | ||
1207 | has_type_aa = true; | |
1208 | type_aa = (struct hotkey_function_type_aa *) header; | |
1209 | ||
cae15702 | 1210 | pr_info("Function bitmap for Communication Button: 0x%x\n", |
6c3df88f | 1211 | type_aa->commun_func_bitmap); |
1d1fc8a7 | 1212 | commun_func_bitmap = type_aa->commun_func_bitmap; |
6c3df88f LCY |
1213 | |
1214 | if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_WIRELESS) | |
1215 | interface->capability |= ACER_CAP_WIRELESS; | |
1216 | if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_THREEG) | |
1217 | interface->capability |= ACER_CAP_THREEG; | |
1218 | if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_BLUETOOTH) | |
1219 | interface->capability |= ACER_CAP_BLUETOOTH; | |
34b6cfab LCY |
1220 | |
1221 | commun_fn_key_number = type_aa->commun_fn_key_number; | |
6c3df88f LCY |
1222 | } |
1223 | ||
76d51dd9 | 1224 | static acpi_status __init WMID_set_capabilities(void) |
745a5d21 CC |
1225 | { |
1226 | struct acpi_buffer out = {ACPI_ALLOCATE_BUFFER, NULL}; | |
1227 | union acpi_object *obj; | |
1228 | acpi_status status; | |
1229 | u32 devices; | |
1230 | ||
1231 | status = wmi_query_block(WMID_GUID2, 1, &out); | |
1232 | if (ACPI_FAILURE(status)) | |
1233 | return status; | |
1234 | ||
1235 | obj = (union acpi_object *) out.pointer; | |
f20aaba9 LCY |
1236 | if (obj) { |
1237 | if (obj->type == ACPI_TYPE_BUFFER && | |
1238 | (obj->buffer.length == sizeof(u32) || | |
1239 | obj->buffer.length == sizeof(u64))) { | |
1240 | devices = *((u32 *) obj->buffer.pointer); | |
1241 | } else if (obj->type == ACPI_TYPE_INTEGER) { | |
1242 | devices = (u32) obj->integer.value; | |
f24c96ea LCY |
1243 | } else { |
1244 | kfree(out.pointer); | |
1245 | return AE_ERROR; | |
f20aaba9 | 1246 | } |
745a5d21 | 1247 | } else { |
66904863 | 1248 | kfree(out.pointer); |
745a5d21 CC |
1249 | return AE_ERROR; |
1250 | } | |
1251 | ||
1fbc01a7 LCY |
1252 | pr_info("Function bitmap for Communication Device: 0x%x\n", devices); |
1253 | if (devices & 0x07) | |
1254 | interface->capability |= ACER_CAP_WIRELESS; | |
72e71de1 LCY |
1255 | if (devices & 0x40) |
1256 | interface->capability |= ACER_CAP_THREEG; | |
1257 | if (devices & 0x10) | |
1258 | interface->capability |= ACER_CAP_BLUETOOTH; | |
745a5d21 | 1259 | |
745a5d21 CC |
1260 | if (!(devices & 0x20)) |
1261 | max_brightness = 0x9; | |
1262 | ||
66904863 | 1263 | kfree(out.pointer); |
745a5d21 CC |
1264 | return status; |
1265 | } | |
1266 | ||
1267 | static struct wmi_interface wmid_interface = { | |
1268 | .type = ACER_WMID, | |
1269 | }; | |
1270 | ||
72e71de1 LCY |
1271 | static struct wmi_interface wmid_v2_interface = { |
1272 | .type = ACER_WMID_v2, | |
1273 | }; | |
1274 | ||
745a5d21 CC |
1275 | /* |
1276 | * Generic Device (interface-independent) | |
1277 | */ | |
1278 | ||
1279 | static acpi_status get_u32(u32 *value, u32 cap) | |
1280 | { | |
08237974 | 1281 | acpi_status status = AE_ERROR; |
745a5d21 CC |
1282 | |
1283 | switch (interface->type) { | |
1284 | case ACER_AMW0: | |
38db157d | 1285 | status = AMW0_get_u32(value, cap); |
745a5d21 CC |
1286 | break; |
1287 | case ACER_AMW0_V2: | |
1288 | if (cap == ACER_CAP_MAILLED) { | |
38db157d | 1289 | status = AMW0_get_u32(value, cap); |
745a5d21 CC |
1290 | break; |
1291 | } | |
1292 | case ACER_WMID: | |
38db157d | 1293 | status = WMID_get_u32(value, cap); |
745a5d21 | 1294 | break; |
72e71de1 LCY |
1295 | case ACER_WMID_v2: |
1296 | if (cap & (ACER_CAP_WIRELESS | | |
1297 | ACER_CAP_BLUETOOTH | | |
1298 | ACER_CAP_THREEG)) | |
1299 | status = wmid_v2_get_u32(value, cap); | |
1300 | else if (wmi_has_guid(WMID_GUID2)) | |
38db157d | 1301 | status = WMID_get_u32(value, cap); |
72e71de1 | 1302 | break; |
745a5d21 CC |
1303 | } |
1304 | ||
1305 | return status; | |
1306 | } | |
1307 | ||
1308 | static acpi_status set_u32(u32 value, u32 cap) | |
1309 | { | |
5c742b45 CC |
1310 | acpi_status status; |
1311 | ||
745a5d21 CC |
1312 | if (interface->capability & cap) { |
1313 | switch (interface->type) { | |
1314 | case ACER_AMW0: | |
38db157d | 1315 | return AMW0_set_u32(value, cap); |
745a5d21 | 1316 | case ACER_AMW0_V2: |
5c742b45 | 1317 | if (cap == ACER_CAP_MAILLED) |
38db157d | 1318 | return AMW0_set_u32(value, cap); |
5c742b45 CC |
1319 | |
1320 | /* | |
1321 | * On some models, some WMID methods don't toggle | |
1322 | * properly. For those cases, we want to run the AMW0 | |
1323 | * method afterwards to be certain we've really toggled | |
1324 | * the device state. | |
1325 | */ | |
1326 | if (cap == ACER_CAP_WIRELESS || | |
1327 | cap == ACER_CAP_BLUETOOTH) { | |
38db157d | 1328 | status = WMID_set_u32(value, cap); |
5c742b45 CC |
1329 | if (ACPI_FAILURE(status)) |
1330 | return status; | |
1331 | ||
38db157d | 1332 | return AMW0_set_u32(value, cap); |
5c742b45 | 1333 | } |
745a5d21 | 1334 | case ACER_WMID: |
38db157d | 1335 | return WMID_set_u32(value, cap); |
72e71de1 LCY |
1336 | case ACER_WMID_v2: |
1337 | if (cap & (ACER_CAP_WIRELESS | | |
1338 | ACER_CAP_BLUETOOTH | | |
1339 | ACER_CAP_THREEG)) | |
1340 | return wmid_v2_set_u32(value, cap); | |
1341 | else if (wmi_has_guid(WMID_GUID2)) | |
38db157d | 1342 | return WMID_set_u32(value, cap); |
745a5d21 CC |
1343 | default: |
1344 | return AE_BAD_PARAMETER; | |
1345 | } | |
1346 | } | |
1347 | return AE_BAD_PARAMETER; | |
1348 | } | |
1349 | ||
1350 | static void __init acer_commandline_init(void) | |
1351 | { | |
1352 | /* | |
1353 | * These will all fail silently if the value given is invalid, or the | |
1354 | * capability isn't available on the given interface | |
1355 | */ | |
c2647b5e LCY |
1356 | if (mailled >= 0) |
1357 | set_u32(mailled, ACER_CAP_MAILLED); | |
1358 | if (!has_type_aa && threeg >= 0) | |
6c3df88f | 1359 | set_u32(threeg, ACER_CAP_THREEG); |
c2647b5e LCY |
1360 | if (brightness >= 0) |
1361 | set_u32(brightness, ACER_CAP_BRIGHTNESS); | |
745a5d21 CC |
1362 | } |
1363 | ||
1364 | /* | |
1365 | * LED device (Mail LED only, no other LEDs known yet) | |
1366 | */ | |
1367 | static void mail_led_set(struct led_classdev *led_cdev, | |
1368 | enum led_brightness value) | |
1369 | { | |
1370 | set_u32(value, ACER_CAP_MAILLED); | |
1371 | } | |
1372 | ||
1373 | static struct led_classdev mail_led = { | |
343c0042 | 1374 | .name = "acer-wmi::mail", |
745a5d21 CC |
1375 | .brightness_set = mail_led_set, |
1376 | }; | |
1377 | ||
b859f159 | 1378 | static int acer_led_init(struct device *dev) |
745a5d21 CC |
1379 | { |
1380 | return led_classdev_register(dev, &mail_led); | |
1381 | } | |
1382 | ||
1383 | static void acer_led_exit(void) | |
1384 | { | |
9a0b74fd | 1385 | set_u32(LED_OFF, ACER_CAP_MAILLED); |
745a5d21 CC |
1386 | led_classdev_unregister(&mail_led); |
1387 | } | |
1388 | ||
1389 | /* | |
1390 | * Backlight device | |
1391 | */ | |
1392 | static struct backlight_device *acer_backlight_device; | |
1393 | ||
1394 | static int read_brightness(struct backlight_device *bd) | |
1395 | { | |
1396 | u32 value; | |
1397 | get_u32(&value, ACER_CAP_BRIGHTNESS); | |
1398 | return value; | |
1399 | } | |
1400 | ||
1401 | static int update_bl_status(struct backlight_device *bd) | |
1402 | { | |
f2b585b4 CC |
1403 | int intensity = bd->props.brightness; |
1404 | ||
1405 | if (bd->props.power != FB_BLANK_UNBLANK) | |
1406 | intensity = 0; | |
1407 | if (bd->props.fb_blank != FB_BLANK_UNBLANK) | |
1408 | intensity = 0; | |
1409 | ||
1410 | set_u32(intensity, ACER_CAP_BRIGHTNESS); | |
1411 | ||
745a5d21 CC |
1412 | return 0; |
1413 | } | |
1414 | ||
acc2472e | 1415 | static const struct backlight_ops acer_bl_ops = { |
745a5d21 CC |
1416 | .get_brightness = read_brightness, |
1417 | .update_status = update_bl_status, | |
1418 | }; | |
1419 | ||
b859f159 | 1420 | static int acer_backlight_init(struct device *dev) |
745a5d21 | 1421 | { |
a19a6ee6 | 1422 | struct backlight_properties props; |
745a5d21 CC |
1423 | struct backlight_device *bd; |
1424 | ||
a19a6ee6 | 1425 | memset(&props, 0, sizeof(struct backlight_properties)); |
bb7ca747 | 1426 | props.type = BACKLIGHT_PLATFORM; |
a19a6ee6 MG |
1427 | props.max_brightness = max_brightness; |
1428 | bd = backlight_device_register("acer-wmi", dev, NULL, &acer_bl_ops, | |
1429 | &props); | |
745a5d21 | 1430 | if (IS_ERR(bd)) { |
cae15702 | 1431 | pr_err("Could not register Acer backlight device\n"); |
745a5d21 CC |
1432 | acer_backlight_device = NULL; |
1433 | return PTR_ERR(bd); | |
1434 | } | |
1435 | ||
1436 | acer_backlight_device = bd; | |
1437 | ||
f2b585b4 | 1438 | bd->props.power = FB_BLANK_UNBLANK; |
6f6ef82c | 1439 | bd->props.brightness = read_brightness(bd); |
745a5d21 CC |
1440 | backlight_update_status(bd); |
1441 | return 0; | |
1442 | } | |
1443 | ||
7560e385 | 1444 | static void acer_backlight_exit(void) |
745a5d21 CC |
1445 | { |
1446 | backlight_device_unregister(acer_backlight_device); | |
1447 | } | |
1448 | ||
1eb3fe1d MV |
1449 | /* |
1450 | * Accelerometer device | |
1451 | */ | |
1452 | static acpi_handle gsensor_handle; | |
1453 | ||
1454 | static int acer_gsensor_init(void) | |
1455 | { | |
1456 | acpi_status status; | |
1457 | struct acpi_buffer output; | |
1458 | union acpi_object out_obj; | |
1459 | ||
1460 | output.length = sizeof(out_obj); | |
1461 | output.pointer = &out_obj; | |
1462 | status = acpi_evaluate_object(gsensor_handle, "_INI", NULL, &output); | |
1463 | if (ACPI_FAILURE(status)) | |
1464 | return -1; | |
1465 | ||
1466 | return 0; | |
1467 | } | |
1468 | ||
1469 | static int acer_gsensor_open(struct input_dev *input) | |
1470 | { | |
1471 | return acer_gsensor_init(); | |
1472 | } | |
1473 | ||
1474 | static int acer_gsensor_event(void) | |
1475 | { | |
1476 | acpi_status status; | |
1477 | struct acpi_buffer output; | |
1478 | union acpi_object out_obj[5]; | |
1479 | ||
1480 | if (!has_cap(ACER_CAP_ACCEL)) | |
1481 | return -1; | |
1482 | ||
1483 | output.length = sizeof(out_obj); | |
1484 | output.pointer = out_obj; | |
1485 | ||
1486 | status = acpi_evaluate_object(gsensor_handle, "RDVL", NULL, &output); | |
1487 | if (ACPI_FAILURE(status)) | |
1488 | return -1; | |
1489 | ||
1490 | if (out_obj->package.count != 4) | |
1491 | return -1; | |
1492 | ||
1493 | input_report_abs(acer_wmi_accel_dev, ABS_X, | |
1494 | (s16)out_obj->package.elements[0].integer.value); | |
1495 | input_report_abs(acer_wmi_accel_dev, ABS_Y, | |
1496 | (s16)out_obj->package.elements[1].integer.value); | |
1497 | input_report_abs(acer_wmi_accel_dev, ABS_Z, | |
1498 | (s16)out_obj->package.elements[2].integer.value); | |
1499 | input_sync(acer_wmi_accel_dev); | |
1500 | return 0; | |
1501 | } | |
1502 | ||
0606e1ab CC |
1503 | /* |
1504 | * Rfkill devices | |
1505 | */ | |
0606e1ab CC |
1506 | static void acer_rfkill_update(struct work_struct *ignored); |
1507 | static DECLARE_DELAYED_WORK(acer_rfkill_work, acer_rfkill_update); | |
1508 | static void acer_rfkill_update(struct work_struct *ignored) | |
1509 | { | |
1510 | u32 state; | |
1511 | acpi_status status; | |
1512 | ||
1709adab LCY |
1513 | if (has_cap(ACER_CAP_WIRELESS)) { |
1514 | status = get_u32(&state, ACER_CAP_WIRELESS); | |
1515 | if (ACPI_SUCCESS(status)) { | |
1516 | if (quirks->wireless == 3) | |
1517 | rfkill_set_hw_state(wireless_rfkill, !state); | |
1518 | else | |
1519 | rfkill_set_sw_state(wireless_rfkill, !state); | |
15b956a0 LCY |
1520 | } |
1521 | } | |
0606e1ab CC |
1522 | |
1523 | if (has_cap(ACER_CAP_BLUETOOTH)) { | |
1524 | status = get_u32(&state, ACER_CAP_BLUETOOTH); | |
1525 | if (ACPI_SUCCESS(status)) | |
a878417c | 1526 | rfkill_set_sw_state(bluetooth_rfkill, !state); |
0606e1ab CC |
1527 | } |
1528 | ||
b3c9092b | 1529 | if (has_cap(ACER_CAP_THREEG) && wmi_has_guid(WMID_GUID3)) { |
72e71de1 | 1530 | status = get_u32(&state, ACER_WMID3_GDS_THREEG); |
b3c9092b LCY |
1531 | if (ACPI_SUCCESS(status)) |
1532 | rfkill_set_sw_state(threeg_rfkill, !state); | |
1533 | } | |
1534 | ||
ae3a1b46 | 1535 | schedule_delayed_work(&acer_rfkill_work, round_jiffies_relative(HZ)); |
0606e1ab CC |
1536 | } |
1537 | ||
19d337df | 1538 | static int acer_rfkill_set(void *data, bool blocked) |
0606e1ab CC |
1539 | { |
1540 | acpi_status status; | |
19d337df | 1541 | u32 cap = (unsigned long)data; |
8215af01 LCY |
1542 | |
1543 | if (rfkill_inited) { | |
72e71de1 | 1544 | status = set_u32(!blocked, cap); |
8215af01 LCY |
1545 | if (ACPI_FAILURE(status)) |
1546 | return -ENODEV; | |
1547 | } | |
1548 | ||
0606e1ab CC |
1549 | return 0; |
1550 | } | |
1551 | ||
19d337df JB |
1552 | static const struct rfkill_ops acer_rfkill_ops = { |
1553 | .set_block = acer_rfkill_set, | |
1554 | }; | |
1555 | ||
1556 | static struct rfkill *acer_rfkill_register(struct device *dev, | |
1557 | enum rfkill_type type, | |
1558 | char *name, u32 cap) | |
0606e1ab CC |
1559 | { |
1560 | int err; | |
0606e1ab | 1561 | struct rfkill *rfkill_dev; |
466449cf LCY |
1562 | u32 state; |
1563 | acpi_status status; | |
0606e1ab | 1564 | |
19d337df JB |
1565 | rfkill_dev = rfkill_alloc(name, dev, type, |
1566 | &acer_rfkill_ops, | |
1567 | (void *)(unsigned long)cap); | |
0606e1ab CC |
1568 | if (!rfkill_dev) |
1569 | return ERR_PTR(-ENOMEM); | |
0606e1ab | 1570 | |
72e71de1 | 1571 | status = get_u32(&state, cap); |
466449cf | 1572 | |
0606e1ab CC |
1573 | err = rfkill_register(rfkill_dev); |
1574 | if (err) { | |
19d337df | 1575 | rfkill_destroy(rfkill_dev); |
0606e1ab CC |
1576 | return ERR_PTR(err); |
1577 | } | |
8215af01 LCY |
1578 | |
1579 | if (ACPI_SUCCESS(status)) | |
1580 | rfkill_set_sw_state(rfkill_dev, !state); | |
1581 | ||
0606e1ab CC |
1582 | return rfkill_dev; |
1583 | } | |
1584 | ||
1585 | static int acer_rfkill_init(struct device *dev) | |
1586 | { | |
1709adab LCY |
1587 | int err; |
1588 | ||
1589 | if (has_cap(ACER_CAP_WIRELESS)) { | |
1590 | wireless_rfkill = acer_rfkill_register(dev, RFKILL_TYPE_WLAN, | |
1591 | "acer-wireless", ACER_CAP_WIRELESS); | |
1592 | if (IS_ERR(wireless_rfkill)) { | |
1593 | err = PTR_ERR(wireless_rfkill); | |
1594 | goto error_wireless; | |
1595 | } | |
1596 | } | |
0606e1ab CC |
1597 | |
1598 | if (has_cap(ACER_CAP_BLUETOOTH)) { | |
1599 | bluetooth_rfkill = acer_rfkill_register(dev, | |
1600 | RFKILL_TYPE_BLUETOOTH, "acer-bluetooth", | |
1601 | ACER_CAP_BLUETOOTH); | |
1602 | if (IS_ERR(bluetooth_rfkill)) { | |
1709adab LCY |
1603 | err = PTR_ERR(bluetooth_rfkill); |
1604 | goto error_bluetooth; | |
0606e1ab CC |
1605 | } |
1606 | } | |
1607 | ||
b3c9092b LCY |
1608 | if (has_cap(ACER_CAP_THREEG)) { |
1609 | threeg_rfkill = acer_rfkill_register(dev, | |
1610 | RFKILL_TYPE_WWAN, "acer-threeg", | |
1611 | ACER_CAP_THREEG); | |
1612 | if (IS_ERR(threeg_rfkill)) { | |
1709adab LCY |
1613 | err = PTR_ERR(threeg_rfkill); |
1614 | goto error_threeg; | |
b3c9092b LCY |
1615 | } |
1616 | } | |
1617 | ||
8215af01 LCY |
1618 | rfkill_inited = true; |
1619 | ||
1709adab LCY |
1620 | if ((ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) && |
1621 | has_cap(ACER_CAP_WIRELESS | ACER_CAP_BLUETOOTH | ACER_CAP_THREEG)) | |
70a9b904 LCY |
1622 | schedule_delayed_work(&acer_rfkill_work, |
1623 | round_jiffies_relative(HZ)); | |
0606e1ab CC |
1624 | |
1625 | return 0; | |
1709adab LCY |
1626 | |
1627 | error_threeg: | |
1628 | if (has_cap(ACER_CAP_BLUETOOTH)) { | |
1629 | rfkill_unregister(bluetooth_rfkill); | |
1630 | rfkill_destroy(bluetooth_rfkill); | |
1631 | } | |
1632 | error_bluetooth: | |
1633 | if (has_cap(ACER_CAP_WIRELESS)) { | |
1634 | rfkill_unregister(wireless_rfkill); | |
1635 | rfkill_destroy(wireless_rfkill); | |
1636 | } | |
1637 | error_wireless: | |
1638 | return err; | |
0606e1ab CC |
1639 | } |
1640 | ||
1641 | static void acer_rfkill_exit(void) | |
1642 | { | |
1709adab LCY |
1643 | if ((ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) && |
1644 | has_cap(ACER_CAP_WIRELESS | ACER_CAP_BLUETOOTH | ACER_CAP_THREEG)) | |
70a9b904 | 1645 | cancel_delayed_work_sync(&acer_rfkill_work); |
19d337df | 1646 | |
1709adab LCY |
1647 | if (has_cap(ACER_CAP_WIRELESS)) { |
1648 | rfkill_unregister(wireless_rfkill); | |
1649 | rfkill_destroy(wireless_rfkill); | |
1650 | } | |
19d337df | 1651 | |
0606e1ab | 1652 | if (has_cap(ACER_CAP_BLUETOOTH)) { |
0606e1ab | 1653 | rfkill_unregister(bluetooth_rfkill); |
19d337df | 1654 | rfkill_destroy(bluetooth_rfkill); |
0606e1ab | 1655 | } |
b3c9092b LCY |
1656 | |
1657 | if (has_cap(ACER_CAP_THREEG)) { | |
1658 | rfkill_unregister(threeg_rfkill); | |
1659 | rfkill_destroy(threeg_rfkill); | |
1660 | } | |
0606e1ab CC |
1661 | return; |
1662 | } | |
1663 | ||
745a5d21 | 1664 | /* |
7d9a06de | 1665 | * sysfs interface |
745a5d21 | 1666 | */ |
7d9a06de CC |
1667 | static ssize_t show_bool_threeg(struct device *dev, |
1668 | struct device_attribute *attr, char *buf) | |
1669 | { | |
745a5d21 | 1670 | u32 result; \ |
b3c9092b | 1671 | acpi_status status; |
7b8aca65 | 1672 | |
b58b9ffc | 1673 | pr_info("This threeg sysfs will be removed in 2014 - used by: %s\n", |
6e71f38b | 1674 | current->comm); |
72e71de1 | 1675 | status = get_u32(&result, ACER_CAP_THREEG); |
7d9a06de CC |
1676 | if (ACPI_SUCCESS(status)) |
1677 | return sprintf(buf, "%u\n", result); | |
1678 | return sprintf(buf, "Read error\n"); | |
1679 | } | |
1680 | ||
1681 | static ssize_t set_bool_threeg(struct device *dev, | |
1682 | struct device_attribute *attr, const char *buf, size_t count) | |
1683 | { | |
1684 | u32 tmp = simple_strtoul(buf, NULL, 10); | |
1685 | acpi_status status = set_u32(tmp, ACER_CAP_THREEG); | |
b58b9ffc | 1686 | pr_info("This threeg sysfs will be removed in 2014 - used by: %s\n", |
6e71f38b | 1687 | current->comm); |
7b8aca65 LCY |
1688 | if (ACPI_FAILURE(status)) |
1689 | return -EINVAL; | |
7d9a06de CC |
1690 | return count; |
1691 | } | |
b80b168f | 1692 | static DEVICE_ATTR(threeg, S_IRUGO | S_IWUSR, show_bool_threeg, |
7d9a06de | 1693 | set_bool_threeg); |
745a5d21 | 1694 | |
745a5d21 CC |
1695 | static ssize_t show_interface(struct device *dev, struct device_attribute *attr, |
1696 | char *buf) | |
1697 | { | |
b58b9ffc | 1698 | pr_info("This interface sysfs will be removed in 2014 - used by: %s\n", |
6e71f38b | 1699 | current->comm); |
745a5d21 CC |
1700 | switch (interface->type) { |
1701 | case ACER_AMW0: | |
1702 | return sprintf(buf, "AMW0\n"); | |
1703 | case ACER_AMW0_V2: | |
1704 | return sprintf(buf, "AMW0 v2\n"); | |
1705 | case ACER_WMID: | |
1706 | return sprintf(buf, "WMID\n"); | |
72e71de1 LCY |
1707 | case ACER_WMID_v2: |
1708 | return sprintf(buf, "WMID v2\n"); | |
745a5d21 CC |
1709 | default: |
1710 | return sprintf(buf, "Error!\n"); | |
1711 | } | |
1712 | } | |
1713 | ||
370525df | 1714 | static DEVICE_ATTR(interface, S_IRUGO, show_interface, NULL); |
745a5d21 | 1715 | |
3fdca87d LCY |
1716 | static void acer_wmi_notify(u32 value, void *context) |
1717 | { | |
1718 | struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1719 | union acpi_object *obj; | |
1720 | struct event_return_value return_value; | |
1721 | acpi_status status; | |
92530664 SF |
1722 | u16 device_state; |
1723 | const struct key_entry *key; | |
8e2286ce | 1724 | u32 scancode; |
3fdca87d LCY |
1725 | |
1726 | status = wmi_get_event_data(value, &response); | |
1727 | if (status != AE_OK) { | |
249c720d | 1728 | pr_warn("bad event status 0x%x\n", status); |
3fdca87d LCY |
1729 | return; |
1730 | } | |
1731 | ||
1732 | obj = (union acpi_object *)response.pointer; | |
1733 | ||
1734 | if (!obj) | |
1735 | return; | |
1736 | if (obj->type != ACPI_TYPE_BUFFER) { | |
249c720d | 1737 | pr_warn("Unknown response received %d\n", obj->type); |
3fdca87d LCY |
1738 | kfree(obj); |
1739 | return; | |
1740 | } | |
1741 | if (obj->buffer.length != 8) { | |
249c720d | 1742 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
3fdca87d LCY |
1743 | kfree(obj); |
1744 | return; | |
1745 | } | |
1746 | ||
1747 | return_value = *((struct event_return_value *)obj->buffer.pointer); | |
1748 | kfree(obj); | |
1749 | ||
1750 | switch (return_value.function) { | |
1751 | case WMID_HOTKEY_EVENT: | |
92530664 SF |
1752 | device_state = return_value.device_state; |
1753 | pr_debug("device state: 0x%x\n", device_state); | |
1754 | ||
1755 | key = sparse_keymap_entry_from_scancode(acer_wmi_input_dev, | |
1756 | return_value.key_num); | |
1757 | if (!key) { | |
249c720d | 1758 | pr_warn("Unknown key number - 0x%x\n", |
3fdca87d | 1759 | return_value.key_num); |
92530664 | 1760 | } else { |
8e2286ce | 1761 | scancode = return_value.key_num; |
92530664 SF |
1762 | switch (key->keycode) { |
1763 | case KEY_WLAN: | |
1764 | case KEY_BLUETOOTH: | |
1765 | if (has_cap(ACER_CAP_WIRELESS)) | |
1766 | rfkill_set_sw_state(wireless_rfkill, | |
1767 | !(device_state & ACER_WMID3_GDS_WIRELESS)); | |
1768 | if (has_cap(ACER_CAP_THREEG)) | |
1769 | rfkill_set_sw_state(threeg_rfkill, | |
1770 | !(device_state & ACER_WMID3_GDS_THREEG)); | |
1771 | if (has_cap(ACER_CAP_BLUETOOTH)) | |
1772 | rfkill_set_sw_state(bluetooth_rfkill, | |
1773 | !(device_state & ACER_WMID3_GDS_BLUETOOTH)); | |
1774 | break; | |
8e2286ce LCY |
1775 | case KEY_TOUCHPAD_TOGGLE: |
1776 | scancode = (device_state & ACER_WMID3_GDS_TOUCHPAD) ? | |
1777 | KEY_TOUCHPAD_ON : KEY_TOUCHPAD_OFF; | |
92530664 | 1778 | } |
8e2286ce | 1779 | sparse_keymap_report_event(acer_wmi_input_dev, scancode, 1, true); |
92530664 | 1780 | } |
3fdca87d | 1781 | break; |
1eb3fe1d MV |
1782 | case WMID_ACCEL_EVENT: |
1783 | acer_gsensor_event(); | |
1784 | break; | |
3fdca87d | 1785 | default: |
249c720d | 1786 | pr_warn("Unknown function number - %d - %d\n", |
3fdca87d LCY |
1787 | return_value.function, return_value.key_num); |
1788 | break; | |
1789 | } | |
1790 | } | |
1791 | ||
76d51dd9 | 1792 | static acpi_status __init |
59ccf2f3 FLCY |
1793 | wmid3_set_lm_mode(struct lm_input_params *params, |
1794 | struct lm_return_value *return_value) | |
1795 | { | |
1796 | acpi_status status; | |
1797 | union acpi_object *obj; | |
1798 | ||
1799 | struct acpi_buffer input = { sizeof(struct lm_input_params), params }; | |
1800 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1801 | ||
1802 | status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &input, &output); | |
1803 | if (ACPI_FAILURE(status)) | |
1804 | return status; | |
1805 | ||
1806 | obj = output.pointer; | |
1807 | ||
1808 | if (!obj) | |
1809 | return AE_ERROR; | |
1810 | else if (obj->type != ACPI_TYPE_BUFFER) { | |
1811 | kfree(obj); | |
1812 | return AE_ERROR; | |
1813 | } | |
1814 | if (obj->buffer.length != 4) { | |
249c720d | 1815 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
59ccf2f3 FLCY |
1816 | kfree(obj); |
1817 | return AE_ERROR; | |
1818 | } | |
1819 | ||
1820 | *return_value = *((struct lm_return_value *)obj->buffer.pointer); | |
1821 | kfree(obj); | |
1822 | ||
1823 | return status; | |
1824 | } | |
1825 | ||
76d51dd9 | 1826 | static int __init acer_wmi_enable_ec_raw(void) |
59ccf2f3 FLCY |
1827 | { |
1828 | struct lm_return_value return_value; | |
1829 | acpi_status status; | |
1830 | struct lm_input_params params = { | |
1831 | .function_num = 0x1, | |
1832 | .commun_devices = 0xFFFF, | |
1833 | .devices = 0xFFFF, | |
1834 | .lm_status = 0x00, /* Launch Manager Deactive */ | |
1835 | }; | |
1836 | ||
1837 | status = wmid3_set_lm_mode(¶ms, &return_value); | |
1838 | ||
1839 | if (return_value.error_code || return_value.ec_return_value) | |
249c720d JP |
1840 | pr_warn("Enabling EC raw mode failed: 0x%x - 0x%x\n", |
1841 | return_value.error_code, | |
1842 | return_value.ec_return_value); | |
59ccf2f3 | 1843 | else |
249c720d | 1844 | pr_info("Enabled EC raw mode\n"); |
59ccf2f3 FLCY |
1845 | |
1846 | return status; | |
1847 | } | |
1848 | ||
76d51dd9 | 1849 | static int __init acer_wmi_enable_lm(void) |
59ccf2f3 FLCY |
1850 | { |
1851 | struct lm_return_value return_value; | |
1852 | acpi_status status; | |
1853 | struct lm_input_params params = { | |
1854 | .function_num = 0x1, | |
1855 | .commun_devices = 0xFFFF, | |
1856 | .devices = 0xFFFF, | |
1857 | .lm_status = 0x01, /* Launch Manager Active */ | |
1858 | }; | |
1859 | ||
1860 | status = wmid3_set_lm_mode(¶ms, &return_value); | |
1861 | ||
1862 | if (return_value.error_code || return_value.ec_return_value) | |
249c720d JP |
1863 | pr_warn("Enabling Launch Manager failed: 0x%x - 0x%x\n", |
1864 | return_value.error_code, | |
1865 | return_value.ec_return_value); | |
59ccf2f3 FLCY |
1866 | |
1867 | return status; | |
1868 | } | |
1869 | ||
1eb3fe1d MV |
1870 | static acpi_status __init acer_wmi_get_handle_cb(acpi_handle ah, u32 level, |
1871 | void *ctx, void **retval) | |
1872 | { | |
1873 | *(acpi_handle *)retval = ah; | |
1874 | return AE_OK; | |
1875 | } | |
1876 | ||
1877 | static int __init acer_wmi_get_handle(const char *name, const char *prop, | |
1878 | acpi_handle *ah) | |
1879 | { | |
1880 | acpi_status status; | |
1881 | acpi_handle handle; | |
1882 | ||
1883 | BUG_ON(!name || !ah); | |
1884 | ||
24237c43 | 1885 | handle = NULL; |
1eb3fe1d MV |
1886 | status = acpi_get_devices(prop, acer_wmi_get_handle_cb, |
1887 | (void *)name, &handle); | |
1888 | ||
1889 | if (ACPI_SUCCESS(status)) { | |
1890 | *ah = handle; | |
1891 | return 0; | |
1892 | } else { | |
1893 | return -ENODEV; | |
1894 | } | |
1895 | } | |
1896 | ||
1897 | static int __init acer_wmi_accel_setup(void) | |
1898 | { | |
1899 | int err; | |
1900 | ||
1901 | err = acer_wmi_get_handle("SENR", "BST0001", &gsensor_handle); | |
1902 | if (err) | |
1903 | return err; | |
1904 | ||
1905 | interface->capability |= ACER_CAP_ACCEL; | |
1906 | ||
1907 | acer_wmi_accel_dev = input_allocate_device(); | |
1908 | if (!acer_wmi_accel_dev) | |
1909 | return -ENOMEM; | |
1910 | ||
1911 | acer_wmi_accel_dev->open = acer_gsensor_open; | |
1912 | ||
1913 | acer_wmi_accel_dev->name = "Acer BMA150 accelerometer"; | |
1914 | acer_wmi_accel_dev->phys = "wmi/input1"; | |
1915 | acer_wmi_accel_dev->id.bustype = BUS_HOST; | |
1916 | acer_wmi_accel_dev->evbit[0] = BIT_MASK(EV_ABS); | |
1917 | input_set_abs_params(acer_wmi_accel_dev, ABS_X, -16384, 16384, 0, 0); | |
1918 | input_set_abs_params(acer_wmi_accel_dev, ABS_Y, -16384, 16384, 0, 0); | |
1919 | input_set_abs_params(acer_wmi_accel_dev, ABS_Z, -16384, 16384, 0, 0); | |
1920 | ||
1921 | err = input_register_device(acer_wmi_accel_dev); | |
1922 | if (err) | |
1923 | goto err_free_dev; | |
1924 | ||
1925 | return 0; | |
1926 | ||
1927 | err_free_dev: | |
1928 | input_free_device(acer_wmi_accel_dev); | |
1929 | return err; | |
1930 | } | |
1931 | ||
1932 | static void acer_wmi_accel_destroy(void) | |
1933 | { | |
1934 | input_unregister_device(acer_wmi_accel_dev); | |
1eb3fe1d MV |
1935 | } |
1936 | ||
3fdca87d LCY |
1937 | static int __init acer_wmi_input_setup(void) |
1938 | { | |
1939 | acpi_status status; | |
1940 | int err; | |
1941 | ||
1942 | acer_wmi_input_dev = input_allocate_device(); | |
1943 | if (!acer_wmi_input_dev) | |
1944 | return -ENOMEM; | |
1945 | ||
1946 | acer_wmi_input_dev->name = "Acer WMI hotkeys"; | |
1947 | acer_wmi_input_dev->phys = "wmi/input0"; | |
1948 | acer_wmi_input_dev->id.bustype = BUS_HOST; | |
1949 | ||
1950 | err = sparse_keymap_setup(acer_wmi_input_dev, acer_wmi_keymap, NULL); | |
1951 | if (err) | |
1952 | goto err_free_dev; | |
1953 | ||
1954 | status = wmi_install_notify_handler(ACERWMID_EVENT_GUID, | |
1955 | acer_wmi_notify, NULL); | |
1956 | if (ACPI_FAILURE(status)) { | |
1957 | err = -EIO; | |
1958 | goto err_free_keymap; | |
1959 | } | |
1960 | ||
1961 | err = input_register_device(acer_wmi_input_dev); | |
1962 | if (err) | |
1963 | goto err_uninstall_notifier; | |
1964 | ||
1965 | return 0; | |
1966 | ||
1967 | err_uninstall_notifier: | |
1968 | wmi_remove_notify_handler(ACERWMID_EVENT_GUID); | |
1969 | err_free_keymap: | |
1970 | sparse_keymap_free(acer_wmi_input_dev); | |
1971 | err_free_dev: | |
1972 | input_free_device(acer_wmi_input_dev); | |
1973 | return err; | |
1974 | } | |
1975 | ||
1976 | static void acer_wmi_input_destroy(void) | |
1977 | { | |
1978 | wmi_remove_notify_handler(ACERWMID_EVENT_GUID); | |
1979 | sparse_keymap_free(acer_wmi_input_dev); | |
1980 | input_unregister_device(acer_wmi_input_dev); | |
1981 | } | |
1982 | ||
81143522 CC |
1983 | /* |
1984 | * debugfs functions | |
1985 | */ | |
1986 | static u32 get_wmid_devices(void) | |
1987 | { | |
1988 | struct acpi_buffer out = {ACPI_ALLOCATE_BUFFER, NULL}; | |
1989 | union acpi_object *obj; | |
1990 | acpi_status status; | |
66904863 | 1991 | u32 devices = 0; |
81143522 CC |
1992 | |
1993 | status = wmi_query_block(WMID_GUID2, 1, &out); | |
1994 | if (ACPI_FAILURE(status)) | |
1995 | return 0; | |
1996 | ||
1997 | obj = (union acpi_object *) out.pointer; | |
f20aaba9 LCY |
1998 | if (obj) { |
1999 | if (obj->type == ACPI_TYPE_BUFFER && | |
2000 | (obj->buffer.length == sizeof(u32) || | |
2001 | obj->buffer.length == sizeof(u64))) { | |
2002 | devices = *((u32 *) obj->buffer.pointer); | |
2003 | } else if (obj->type == ACPI_TYPE_INTEGER) { | |
2004 | devices = (u32) obj->integer.value; | |
2005 | } | |
81143522 | 2006 | } |
66904863 AL |
2007 | |
2008 | kfree(out.pointer); | |
2009 | return devices; | |
81143522 CC |
2010 | } |
2011 | ||
745a5d21 CC |
2012 | /* |
2013 | * Platform device | |
2014 | */ | |
b859f159 | 2015 | static int acer_platform_probe(struct platform_device *device) |
745a5d21 CC |
2016 | { |
2017 | int err; | |
2018 | ||
2019 | if (has_cap(ACER_CAP_MAILLED)) { | |
2020 | err = acer_led_init(&device->dev); | |
2021 | if (err) | |
2022 | goto error_mailled; | |
2023 | } | |
2024 | ||
2025 | if (has_cap(ACER_CAP_BRIGHTNESS)) { | |
2026 | err = acer_backlight_init(&device->dev); | |
2027 | if (err) | |
2028 | goto error_brightness; | |
2029 | } | |
2030 | ||
0606e1ab | 2031 | err = acer_rfkill_init(&device->dev); |
350e3290 AW |
2032 | if (err) |
2033 | goto error_rfkill; | |
0606e1ab CC |
2034 | |
2035 | return err; | |
745a5d21 | 2036 | |
350e3290 AW |
2037 | error_rfkill: |
2038 | if (has_cap(ACER_CAP_BRIGHTNESS)) | |
2039 | acer_backlight_exit(); | |
745a5d21 | 2040 | error_brightness: |
350e3290 AW |
2041 | if (has_cap(ACER_CAP_MAILLED)) |
2042 | acer_led_exit(); | |
745a5d21 CC |
2043 | error_mailled: |
2044 | return err; | |
2045 | } | |
2046 | ||
2047 | static int acer_platform_remove(struct platform_device *device) | |
2048 | { | |
2049 | if (has_cap(ACER_CAP_MAILLED)) | |
2050 | acer_led_exit(); | |
2051 | if (has_cap(ACER_CAP_BRIGHTNESS)) | |
2052 | acer_backlight_exit(); | |
0606e1ab CC |
2053 | |
2054 | acer_rfkill_exit(); | |
745a5d21 CC |
2055 | return 0; |
2056 | } | |
2057 | ||
80f65558 | 2058 | #ifdef CONFIG_PM_SLEEP |
3c33be0b | 2059 | static int acer_suspend(struct device *dev) |
745a5d21 CC |
2060 | { |
2061 | u32 value; | |
2062 | struct acer_data *data = &interface->data; | |
2063 | ||
2064 | if (!data) | |
2065 | return -ENOMEM; | |
2066 | ||
745a5d21 CC |
2067 | if (has_cap(ACER_CAP_MAILLED)) { |
2068 | get_u32(&value, ACER_CAP_MAILLED); | |
9a0b74fd | 2069 | set_u32(LED_OFF, ACER_CAP_MAILLED); |
745a5d21 CC |
2070 | data->mailled = value; |
2071 | } | |
2072 | ||
2073 | if (has_cap(ACER_CAP_BRIGHTNESS)) { | |
2074 | get_u32(&value, ACER_CAP_BRIGHTNESS); | |
2075 | data->brightness = value; | |
2076 | } | |
2077 | ||
2078 | return 0; | |
2079 | } | |
2080 | ||
3c33be0b | 2081 | static int acer_resume(struct device *dev) |
745a5d21 CC |
2082 | { |
2083 | struct acer_data *data = &interface->data; | |
2084 | ||
2085 | if (!data) | |
2086 | return -ENOMEM; | |
2087 | ||
745a5d21 CC |
2088 | if (has_cap(ACER_CAP_MAILLED)) |
2089 | set_u32(data->mailled, ACER_CAP_MAILLED); | |
2090 | ||
2091 | if (has_cap(ACER_CAP_BRIGHTNESS)) | |
2092 | set_u32(data->brightness, ACER_CAP_BRIGHTNESS); | |
2093 | ||
1eb3fe1d MV |
2094 | if (has_cap(ACER_CAP_ACCEL)) |
2095 | acer_gsensor_init(); | |
2096 | ||
745a5d21 CC |
2097 | return 0; |
2098 | } | |
80f65558 MK |
2099 | #else |
2100 | #define acer_suspend NULL | |
2101 | #define acer_resume NULL | |
2102 | #endif | |
745a5d21 | 2103 | |
3c33be0b RW |
2104 | static SIMPLE_DEV_PM_OPS(acer_pm, acer_suspend, acer_resume); |
2105 | ||
9a0b74fd PR |
2106 | static void acer_platform_shutdown(struct platform_device *device) |
2107 | { | |
2108 | struct acer_data *data = &interface->data; | |
2109 | ||
2110 | if (!data) | |
2111 | return; | |
2112 | ||
2113 | if (has_cap(ACER_CAP_MAILLED)) | |
2114 | set_u32(LED_OFF, ACER_CAP_MAILLED); | |
2115 | } | |
2116 | ||
745a5d21 CC |
2117 | static struct platform_driver acer_platform_driver = { |
2118 | .driver = { | |
2119 | .name = "acer-wmi", | |
2120 | .owner = THIS_MODULE, | |
3c33be0b | 2121 | .pm = &acer_pm, |
745a5d21 CC |
2122 | }, |
2123 | .probe = acer_platform_probe, | |
2124 | .remove = acer_platform_remove, | |
9a0b74fd | 2125 | .shutdown = acer_platform_shutdown, |
745a5d21 CC |
2126 | }; |
2127 | ||
2128 | static struct platform_device *acer_platform_device; | |
2129 | ||
2130 | static int remove_sysfs(struct platform_device *device) | |
2131 | { | |
745a5d21 CC |
2132 | if (has_cap(ACER_CAP_THREEG)) |
2133 | device_remove_file(&device->dev, &dev_attr_threeg); | |
2134 | ||
2135 | device_remove_file(&device->dev, &dev_attr_interface); | |
2136 | ||
2137 | return 0; | |
2138 | } | |
2139 | ||
76d51dd9 | 2140 | static int __init create_sysfs(void) |
745a5d21 CC |
2141 | { |
2142 | int retval = -ENOMEM; | |
2143 | ||
745a5d21 CC |
2144 | if (has_cap(ACER_CAP_THREEG)) { |
2145 | retval = device_create_file(&acer_platform_device->dev, | |
2146 | &dev_attr_threeg); | |
2147 | if (retval) | |
2148 | goto error_sysfs; | |
2149 | } | |
2150 | ||
2151 | retval = device_create_file(&acer_platform_device->dev, | |
2152 | &dev_attr_interface); | |
2153 | if (retval) | |
2154 | goto error_sysfs; | |
2155 | ||
2156 | return 0; | |
2157 | ||
2158 | error_sysfs: | |
2159 | remove_sysfs(acer_platform_device); | |
2160 | return retval; | |
2161 | } | |
2162 | ||
81143522 CC |
2163 | static void remove_debugfs(void) |
2164 | { | |
2165 | debugfs_remove(interface->debug.devices); | |
2166 | debugfs_remove(interface->debug.root); | |
2167 | } | |
2168 | ||
76d51dd9 | 2169 | static int __init create_debugfs(void) |
81143522 CC |
2170 | { |
2171 | interface->debug.root = debugfs_create_dir("acer-wmi", NULL); | |
2172 | if (!interface->debug.root) { | |
cae15702 | 2173 | pr_err("Failed to create debugfs directory"); |
81143522 CC |
2174 | return -ENOMEM; |
2175 | } | |
2176 | ||
2177 | interface->debug.devices = debugfs_create_u32("devices", S_IRUGO, | |
2178 | interface->debug.root, | |
2179 | &interface->debug.wmid_devices); | |
2180 | if (!interface->debug.devices) | |
2181 | goto error_debugfs; | |
2182 | ||
2183 | return 0; | |
2184 | ||
2185 | error_debugfs: | |
39dbbb45 | 2186 | remove_debugfs(); |
81143522 CC |
2187 | return -ENOMEM; |
2188 | } | |
2189 | ||
745a5d21 CC |
2190 | static int __init acer_wmi_init(void) |
2191 | { | |
2192 | int err; | |
2193 | ||
cae15702 | 2194 | pr_info("Acer Laptop ACPI-WMI Extras\n"); |
745a5d21 | 2195 | |
a74dd5fd | 2196 | if (dmi_check_system(acer_blacklist)) { |
cae15702 | 2197 | pr_info("Blacklisted hardware detected - not loading\n"); |
a74dd5fd CC |
2198 | return -ENODEV; |
2199 | } | |
2200 | ||
9991d9f2 CC |
2201 | find_quirks(); |
2202 | ||
745a5d21 CC |
2203 | /* |
2204 | * Detect which ACPI-WMI interface we're using. | |
2205 | */ | |
2206 | if (wmi_has_guid(AMW0_GUID1) && wmi_has_guid(WMID_GUID1)) | |
2207 | interface = &AMW0_V2_interface; | |
2208 | ||
2209 | if (!wmi_has_guid(AMW0_GUID1) && wmi_has_guid(WMID_GUID1)) | |
2210 | interface = &wmid_interface; | |
2211 | ||
72e71de1 LCY |
2212 | if (wmi_has_guid(WMID_GUID3)) |
2213 | interface = &wmid_v2_interface; | |
2214 | ||
2215 | if (interface) | |
2216 | dmi_walk(type_aa_dmi_decode, NULL); | |
2217 | ||
745a5d21 | 2218 | if (wmi_has_guid(WMID_GUID2) && interface) { |
72e71de1 | 2219 | if (!has_type_aa && ACPI_FAILURE(WMID_set_capabilities())) { |
cae15702 | 2220 | pr_err("Unable to detect available WMID devices\n"); |
745a5d21 CC |
2221 | return -ENODEV; |
2222 | } | |
72e71de1 LCY |
2223 | /* WMID always provides brightness methods */ |
2224 | interface->capability |= ACER_CAP_BRIGHTNESS; | |
2225 | } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa) { | |
cae15702 | 2226 | pr_err("No WMID device detection method found\n"); |
745a5d21 CC |
2227 | return -ENODEV; |
2228 | } | |
2229 | ||
2230 | if (wmi_has_guid(AMW0_GUID1) && !wmi_has_guid(WMID_GUID1)) { | |
2231 | interface = &AMW0_interface; | |
2232 | ||
2233 | if (ACPI_FAILURE(AMW0_set_capabilities())) { | |
cae15702 | 2234 | pr_err("Unable to detect available AMW0 devices\n"); |
745a5d21 CC |
2235 | return -ENODEV; |
2236 | } | |
2237 | } | |
2238 | ||
9b963c40 CC |
2239 | if (wmi_has_guid(AMW0_GUID1)) |
2240 | AMW0_find_mailled(); | |
745a5d21 | 2241 | |
745a5d21 | 2242 | if (!interface) { |
cae15702 | 2243 | pr_err("No or unsupported WMI interface, unable to load\n"); |
745a5d21 CC |
2244 | return -ENODEV; |
2245 | } | |
2246 | ||
83097aca AV |
2247 | set_quirks(); |
2248 | ||
a60b2176 CC |
2249 | if (dmi_check_system(video_vendor_dmi_table)) |
2250 | acpi_video_dmi_promote_vendor(); | |
72e71de1 | 2251 | if (acpi_video_backlight_support()) { |
a60b2176 CC |
2252 | interface->capability &= ~ACER_CAP_BRIGHTNESS; |
2253 | pr_info("Brightness must be controlled by acpi video driver\n"); | |
2254 | } else { | |
a60b2176 | 2255 | pr_info("Disabling ACPI video driver\n"); |
d1337415 | 2256 | acpi_video_unregister_backlight(); |
febf2d95 TR |
2257 | } |
2258 | ||
59ccf2f3 FLCY |
2259 | if (wmi_has_guid(WMID_GUID3)) { |
2260 | if (ec_raw_mode) { | |
2261 | if (ACPI_FAILURE(acer_wmi_enable_ec_raw())) { | |
cae15702 | 2262 | pr_err("Cannot enable EC raw mode\n"); |
59ccf2f3 FLCY |
2263 | return -ENODEV; |
2264 | } | |
2265 | } else if (ACPI_FAILURE(acer_wmi_enable_lm())) { | |
cae15702 | 2266 | pr_err("Cannot enable Launch Manager mode\n"); |
59ccf2f3 FLCY |
2267 | return -ENODEV; |
2268 | } | |
2269 | } else if (ec_raw_mode) { | |
cae15702 | 2270 | pr_info("No WMID EC raw mode enable method\n"); |
59ccf2f3 FLCY |
2271 | } |
2272 | ||
3fdca87d LCY |
2273 | if (wmi_has_guid(ACERWMID_EVENT_GUID)) { |
2274 | err = acer_wmi_input_setup(); | |
2275 | if (err) | |
2276 | return err; | |
2277 | } | |
2278 | ||
1eb3fe1d MV |
2279 | acer_wmi_accel_setup(); |
2280 | ||
1c79632b AL |
2281 | err = platform_driver_register(&acer_platform_driver); |
2282 | if (err) { | |
6e71f38b | 2283 | pr_err("Unable to register platform driver\n"); |
745a5d21 CC |
2284 | goto error_platform_register; |
2285 | } | |
1c79632b | 2286 | |
745a5d21 | 2287 | acer_platform_device = platform_device_alloc("acer-wmi", -1); |
1c79632b AL |
2288 | if (!acer_platform_device) { |
2289 | err = -ENOMEM; | |
2290 | goto error_device_alloc; | |
2291 | } | |
2292 | ||
2293 | err = platform_device_add(acer_platform_device); | |
2294 | if (err) | |
2295 | goto error_device_add; | |
745a5d21 CC |
2296 | |
2297 | err = create_sysfs(); | |
2298 | if (err) | |
1c79632b | 2299 | goto error_create_sys; |
745a5d21 | 2300 | |
81143522 CC |
2301 | if (wmi_has_guid(WMID_GUID2)) { |
2302 | interface->debug.wmid_devices = get_wmid_devices(); | |
2303 | err = create_debugfs(); | |
2304 | if (err) | |
1c79632b | 2305 | goto error_create_debugfs; |
81143522 CC |
2306 | } |
2307 | ||
745a5d21 CC |
2308 | /* Override any initial settings with values from the commandline */ |
2309 | acer_commandline_init(); | |
2310 | ||
2311 | return 0; | |
2312 | ||
1c79632b AL |
2313 | error_create_debugfs: |
2314 | remove_sysfs(acer_platform_device); | |
2315 | error_create_sys: | |
2316 | platform_device_del(acer_platform_device); | |
2317 | error_device_add: | |
2318 | platform_device_put(acer_platform_device); | |
2319 | error_device_alloc: | |
2320 | platform_driver_unregister(&acer_platform_driver); | |
745a5d21 | 2321 | error_platform_register: |
3fdca87d LCY |
2322 | if (wmi_has_guid(ACERWMID_EVENT_GUID)) |
2323 | acer_wmi_input_destroy(); | |
1eb3fe1d MV |
2324 | if (has_cap(ACER_CAP_ACCEL)) |
2325 | acer_wmi_accel_destroy(); | |
3fdca87d | 2326 | |
1c79632b | 2327 | return err; |
745a5d21 CC |
2328 | } |
2329 | ||
2330 | static void __exit acer_wmi_exit(void) | |
2331 | { | |
3fdca87d LCY |
2332 | if (wmi_has_guid(ACERWMID_EVENT_GUID)) |
2333 | acer_wmi_input_destroy(); | |
2334 | ||
1eb3fe1d MV |
2335 | if (has_cap(ACER_CAP_ACCEL)) |
2336 | acer_wmi_accel_destroy(); | |
2337 | ||
745a5d21 | 2338 | remove_sysfs(acer_platform_device); |
39dbbb45 | 2339 | remove_debugfs(); |
97ba0af0 | 2340 | platform_device_unregister(acer_platform_device); |
745a5d21 CC |
2341 | platform_driver_unregister(&acer_platform_driver); |
2342 | ||
cae15702 | 2343 | pr_info("Acer Laptop WMI Extras unloaded\n"); |
745a5d21 CC |
2344 | return; |
2345 | } | |
2346 | ||
2347 | module_init(acer_wmi_init); | |
2348 | module_exit(acer_wmi_exit); |