]>
Commit | Line | Data |
---|---|---|
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} }, |
5ffa572a | 131 | {KE_KEY, 0x86, {KEY_WLAN} }, |
3fdca87d LCY |
132 | {KE_END, 0} |
133 | }; | |
134 | ||
135 | static struct input_dev *acer_wmi_input_dev; | |
1eb3fe1d | 136 | static struct input_dev *acer_wmi_accel_dev; |
3fdca87d LCY |
137 | |
138 | struct event_return_value { | |
139 | u8 function; | |
140 | u8 key_num; | |
141 | u16 device_state; | |
142 | u32 reserved; | |
143 | } __attribute__((packed)); | |
745a5d21 | 144 | |
b3c9092b LCY |
145 | /* |
146 | * GUID3 Get Device Status device flags | |
147 | */ | |
6c3df88f | 148 | #define ACER_WMID3_GDS_WIRELESS (1<<0) /* WiFi */ |
b3c9092b | 149 | #define ACER_WMID3_GDS_THREEG (1<<6) /* 3G */ |
6d88ff0f | 150 | #define ACER_WMID3_GDS_WIMAX (1<<7) /* WiMAX */ |
6c3df88f | 151 | #define ACER_WMID3_GDS_BLUETOOTH (1<<11) /* BT */ |
3e2bc5c5 JPRV |
152 | #define ACER_WMID3_GDS_RFBTN (1<<14) /* RF Button */ |
153 | ||
8e2286ce | 154 | #define ACER_WMID3_GDS_TOUCHPAD (1<<1) /* Touchpad */ |
b3c9092b | 155 | |
280642c3 CC |
156 | /* Hotkey Customized Setting and Acer Application Status. |
157 | * Set Device Default Value and Report Acer Application Status. | |
158 | * When Acer Application starts, it will run this method to inform | |
159 | * BIOS/EC that Acer Application is on. | |
160 | * App Status | |
161 | * Bit[0]: Launch Manager Status | |
162 | * Bit[1]: ePM Status | |
163 | * Bit[2]: Device Control Status | |
164 | * Bit[3]: Acer Power Button Utility Status | |
165 | * Bit[4]: RF Button Status | |
166 | * Bit[5]: ODD PM Status | |
167 | * Bit[6]: Device Default Value Control | |
168 | * Bit[7]: Hall Sensor Application Status | |
169 | */ | |
170 | struct func_input_params { | |
59ccf2f3 FLCY |
171 | u8 function_num; /* Function Number */ |
172 | u16 commun_devices; /* Communication type devices default status */ | |
173 | u16 devices; /* Other type devices default status */ | |
280642c3 CC |
174 | u8 app_status; /* Acer Device Status. LM, ePM, RF Button... */ |
175 | u8 app_mask; /* Bit mask to app_status */ | |
176 | u8 reserved; | |
59ccf2f3 FLCY |
177 | } __attribute__((packed)); |
178 | ||
280642c3 | 179 | struct func_return_value { |
59ccf2f3 FLCY |
180 | u8 error_code; /* Error Code */ |
181 | u8 ec_return_value; /* EC Return Value */ | |
182 | u16 reserved; | |
183 | } __attribute__((packed)); | |
184 | ||
996d23ba LCY |
185 | struct wmid3_gds_set_input_param { /* Set Device Status input parameter */ |
186 | u8 function_num; /* Function Number */ | |
187 | u8 hotkey_number; /* Hotkey Number */ | |
188 | u16 devices; /* Set Device */ | |
189 | u8 volume_value; /* Volume Value */ | |
190 | } __attribute__((packed)); | |
191 | ||
192 | struct wmid3_gds_get_input_param { /* Get Device Status input parameter */ | |
b3c9092b LCY |
193 | u8 function_num; /* Function Number */ |
194 | u8 hotkey_number; /* Hotkey Number */ | |
195 | u16 devices; /* Get Device */ | |
196 | } __attribute__((packed)); | |
197 | ||
198 | struct wmid3_gds_return_value { /* Get Device Status return value*/ | |
199 | u8 error_code; /* Error Code */ | |
200 | u8 ec_return_value; /* EC Return Value */ | |
201 | u16 devices; /* Current Device Status */ | |
202 | u32 reserved; | |
203 | } __attribute__((packed)); | |
204 | ||
6c3df88f LCY |
205 | struct hotkey_function_type_aa { |
206 | u8 type; | |
207 | u8 length; | |
208 | u16 handle; | |
209 | u16 commun_func_bitmap; | |
34b6cfab LCY |
210 | u16 application_func_bitmap; |
211 | u16 media_func_bitmap; | |
212 | u16 display_func_bitmap; | |
213 | u16 others_func_bitmap; | |
214 | u8 commun_fn_key_number; | |
6c3df88f LCY |
215 | } __attribute__((packed)); |
216 | ||
745a5d21 CC |
217 | /* |
218 | * Interface capability flags | |
219 | */ | |
220 | #define ACER_CAP_MAILLED (1<<0) | |
221 | #define ACER_CAP_WIRELESS (1<<1) | |
222 | #define ACER_CAP_BLUETOOTH (1<<2) | |
223 | #define ACER_CAP_BRIGHTNESS (1<<3) | |
224 | #define ACER_CAP_THREEG (1<<4) | |
1eb3fe1d | 225 | #define ACER_CAP_ACCEL (1<<5) |
3e2bc5c5 | 226 | #define ACER_CAP_RFBTN (1<<6) |
745a5d21 CC |
227 | #define ACER_CAP_ANY (0xFFFFFFFF) |
228 | ||
229 | /* | |
230 | * Interface type flags | |
231 | */ | |
232 | enum interface_flags { | |
233 | ACER_AMW0, | |
234 | ACER_AMW0_V2, | |
235 | ACER_WMID, | |
72e71de1 | 236 | ACER_WMID_v2, |
745a5d21 CC |
237 | }; |
238 | ||
239 | #define ACER_DEFAULT_WIRELESS 0 | |
240 | #define ACER_DEFAULT_BLUETOOTH 0 | |
241 | #define ACER_DEFAULT_MAILLED 0 | |
242 | #define ACER_DEFAULT_THREEG 0 | |
243 | ||
244 | static int max_brightness = 0xF; | |
245 | ||
745a5d21 CC |
246 | static int mailled = -1; |
247 | static int brightness = -1; | |
248 | static int threeg = -1; | |
249 | static int force_series; | |
59ccf2f3 | 250 | static bool ec_raw_mode; |
6c3df88f | 251 | static bool has_type_aa; |
1d1fc8a7 | 252 | static u16 commun_func_bitmap; |
34b6cfab | 253 | static u8 commun_fn_key_number; |
745a5d21 CC |
254 | |
255 | module_param(mailled, int, 0444); | |
745a5d21 CC |
256 | module_param(brightness, int, 0444); |
257 | module_param(threeg, int, 0444); | |
258 | module_param(force_series, int, 0444); | |
59ccf2f3 | 259 | module_param(ec_raw_mode, bool, 0444); |
745a5d21 CC |
260 | MODULE_PARM_DESC(mailled, "Set initial state of Mail LED"); |
261 | MODULE_PARM_DESC(brightness, "Set initial LCD backlight brightness"); | |
262 | MODULE_PARM_DESC(threeg, "Set initial state of 3G hardware"); | |
263 | MODULE_PARM_DESC(force_series, "Force a different laptop series"); | |
59ccf2f3 | 264 | MODULE_PARM_DESC(ec_raw_mode, "Enable EC raw mode"); |
745a5d21 CC |
265 | |
266 | struct acer_data { | |
267 | int mailled; | |
745a5d21 CC |
268 | int threeg; |
269 | int brightness; | |
270 | }; | |
271 | ||
81143522 CC |
272 | struct acer_debug { |
273 | struct dentry *root; | |
274 | struct dentry *devices; | |
275 | u32 wmid_devices; | |
276 | }; | |
277 | ||
0606e1ab CC |
278 | static struct rfkill *wireless_rfkill; |
279 | static struct rfkill *bluetooth_rfkill; | |
b3c9092b | 280 | static struct rfkill *threeg_rfkill; |
8215af01 | 281 | static bool rfkill_inited; |
0606e1ab | 282 | |
745a5d21 CC |
283 | /* Each low-level interface must define at least some of the following */ |
284 | struct wmi_interface { | |
285 | /* The WMI device type */ | |
286 | u32 type; | |
287 | ||
288 | /* The capabilities this interface provides */ | |
289 | u32 capability; | |
290 | ||
291 | /* Private data for the current interface */ | |
292 | struct acer_data data; | |
81143522 CC |
293 | |
294 | /* debugfs entries associated with this interface */ | |
295 | struct acer_debug debug; | |
745a5d21 CC |
296 | }; |
297 | ||
298 | /* The static interface pointer, points to the currently detected interface */ | |
299 | static struct wmi_interface *interface; | |
300 | ||
301 | /* | |
302 | * Embedded Controller quirks | |
303 | * Some laptops require us to directly access the EC to either enable or query | |
304 | * features that are not available through WMI. | |
305 | */ | |
306 | ||
307 | struct quirk_entry { | |
308 | u8 wireless; | |
309 | u8 mailled; | |
9991d9f2 | 310 | s8 brightness; |
745a5d21 CC |
311 | u8 bluetooth; |
312 | }; | |
313 | ||
314 | static struct quirk_entry *quirks; | |
315 | ||
76d51dd9 | 316 | static void __init set_quirks(void) |
745a5d21 | 317 | { |
83097aca AV |
318 | if (!interface) |
319 | return; | |
320 | ||
745a5d21 CC |
321 | if (quirks->mailled) |
322 | interface->capability |= ACER_CAP_MAILLED; | |
323 | ||
324 | if (quirks->brightness) | |
325 | interface->capability |= ACER_CAP_BRIGHTNESS; | |
326 | } | |
327 | ||
76d51dd9 | 328 | static int __init dmi_matched(const struct dmi_system_id *dmi) |
745a5d21 CC |
329 | { |
330 | quirks = dmi->driver_data; | |
d53bf0f3 | 331 | return 1; |
745a5d21 CC |
332 | } |
333 | ||
334 | static struct quirk_entry quirk_unknown = { | |
335 | }; | |
336 | ||
9991d9f2 CC |
337 | static struct quirk_entry quirk_acer_aspire_1520 = { |
338 | .brightness = -1, | |
339 | }; | |
340 | ||
745a5d21 CC |
341 | static struct quirk_entry quirk_acer_travelmate_2490 = { |
342 | .mailled = 1, | |
343 | }; | |
344 | ||
345 | /* This AMW0 laptop has no bluetooth */ | |
346 | static struct quirk_entry quirk_medion_md_98300 = { | |
347 | .wireless = 1, | |
348 | }; | |
349 | ||
6f061ab5 CC |
350 | static struct quirk_entry quirk_fujitsu_amilo_li_1718 = { |
351 | .wireless = 2, | |
352 | }; | |
353 | ||
15b956a0 LCY |
354 | static struct quirk_entry quirk_lenovo_ideapad_s205 = { |
355 | .wireless = 3, | |
356 | }; | |
357 | ||
a74dd5fd | 358 | /* The Aspire One has a dummy ACPI-WMI interface - disable it */ |
76d51dd9 | 359 | static const struct dmi_system_id acer_blacklist[] __initconst = { |
a74dd5fd CC |
360 | { |
361 | .ident = "Acer Aspire One (SSD)", | |
362 | .matches = { | |
363 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
364 | DMI_MATCH(DMI_PRODUCT_NAME, "AOA110"), | |
365 | }, | |
366 | }, | |
367 | { | |
368 | .ident = "Acer Aspire One (HDD)", | |
369 | .matches = { | |
370 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
371 | DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"), | |
372 | }, | |
373 | }, | |
374 | {} | |
375 | }; | |
376 | ||
5241b193 LCY |
377 | static const struct dmi_system_id amw0_whitelist[] __initconst = { |
378 | { | |
379 | .ident = "Acer", | |
380 | .matches = { | |
381 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
382 | }, | |
383 | }, | |
384 | { | |
385 | .ident = "Gateway", | |
386 | .matches = { | |
387 | DMI_MATCH(DMI_SYS_VENDOR, "Gateway"), | |
388 | }, | |
389 | }, | |
390 | { | |
391 | .ident = "Packard Bell", | |
392 | .matches = { | |
393 | DMI_MATCH(DMI_SYS_VENDOR, "Packard Bell"), | |
394 | }, | |
395 | }, | |
396 | {} | |
397 | }; | |
398 | ||
399 | /* | |
400 | * This quirk table is only for Acer/Gateway/Packard Bell family | |
401 | * that those machines are supported by acer-wmi driver. | |
402 | */ | |
76d51dd9 | 403 | static const struct dmi_system_id acer_quirks[] __initconst = { |
9991d9f2 CC |
404 | { |
405 | .callback = dmi_matched, | |
406 | .ident = "Acer Aspire 1360", | |
407 | .matches = { | |
408 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
409 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"), | |
410 | }, | |
411 | .driver_data = &quirk_acer_aspire_1520, | |
412 | }, | |
413 | { | |
414 | .callback = dmi_matched, | |
415 | .ident = "Acer Aspire 1520", | |
416 | .matches = { | |
417 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
418 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1520"), | |
419 | }, | |
420 | .driver_data = &quirk_acer_aspire_1520, | |
421 | }, | |
745a5d21 CC |
422 | { |
423 | .callback = dmi_matched, | |
424 | .ident = "Acer Aspire 3100", | |
425 | .matches = { | |
426 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
427 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3100"), | |
428 | }, | |
429 | .driver_data = &quirk_acer_travelmate_2490, | |
430 | }, | |
ed9cfe98 CC |
431 | { |
432 | .callback = dmi_matched, | |
433 | .ident = "Acer Aspire 3610", | |
434 | .matches = { | |
435 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
436 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3610"), | |
437 | }, | |
438 | .driver_data = &quirk_acer_travelmate_2490, | |
439 | }, | |
745a5d21 CC |
440 | { |
441 | .callback = dmi_matched, | |
442 | .ident = "Acer Aspire 5100", | |
443 | .matches = { | |
444 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
445 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"), | |
446 | }, | |
447 | .driver_data = &quirk_acer_travelmate_2490, | |
448 | }, | |
ed9cfe98 CC |
449 | { |
450 | .callback = dmi_matched, | |
451 | .ident = "Acer Aspire 5610", | |
452 | .matches = { | |
453 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
454 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"), | |
455 | }, | |
456 | .driver_data = &quirk_acer_travelmate_2490, | |
457 | }, | |
745a5d21 CC |
458 | { |
459 | .callback = dmi_matched, | |
460 | .ident = "Acer Aspire 5630", | |
461 | .matches = { | |
462 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
463 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"), | |
464 | }, | |
465 | .driver_data = &quirk_acer_travelmate_2490, | |
466 | }, | |
467 | { | |
468 | .callback = dmi_matched, | |
469 | .ident = "Acer Aspire 5650", | |
470 | .matches = { | |
471 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
472 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"), | |
473 | }, | |
474 | .driver_data = &quirk_acer_travelmate_2490, | |
475 | }, | |
476 | { | |
477 | .callback = dmi_matched, | |
478 | .ident = "Acer Aspire 5680", | |
479 | .matches = { | |
480 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
481 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"), | |
482 | }, | |
483 | .driver_data = &quirk_acer_travelmate_2490, | |
484 | }, | |
485 | { | |
486 | .callback = dmi_matched, | |
487 | .ident = "Acer Aspire 9110", | |
488 | .matches = { | |
489 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
490 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"), | |
491 | }, | |
492 | .driver_data = &quirk_acer_travelmate_2490, | |
493 | }, | |
494 | { | |
495 | .callback = dmi_matched, | |
496 | .ident = "Acer TravelMate 2490", | |
497 | .matches = { | |
498 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
499 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"), | |
500 | }, | |
501 | .driver_data = &quirk_acer_travelmate_2490, | |
502 | }, | |
262ee35b CC |
503 | { |
504 | .callback = dmi_matched, | |
505 | .ident = "Acer TravelMate 4200", | |
506 | .matches = { | |
507 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
508 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4200"), | |
509 | }, | |
510 | .driver_data = &quirk_acer_travelmate_2490, | |
511 | }, | |
5241b193 LCY |
512 | {} |
513 | }; | |
514 | ||
515 | /* | |
516 | * This quirk list is for those non-acer machines that have AMW0_GUID1 | |
517 | * but supported by acer-wmi in past days. Keeping this quirk list here | |
518 | * is only for backward compatible. Please do not add new machine to | |
519 | * here anymore. Those non-acer machines should be supported by | |
520 | * appropriate wmi drivers. | |
521 | */ | |
522 | static const struct dmi_system_id non_acer_quirks[] __initconst = { | |
6f061ab5 CC |
523 | { |
524 | .callback = dmi_matched, | |
525 | .ident = "Fujitsu Siemens Amilo Li 1718", | |
526 | .matches = { | |
527 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
528 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Li 1718"), | |
529 | }, | |
530 | .driver_data = &quirk_fujitsu_amilo_li_1718, | |
531 | }, | |
745a5d21 CC |
532 | { |
533 | .callback = dmi_matched, | |
534 | .ident = "Medion MD 98300", | |
535 | .matches = { | |
536 | DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), | |
537 | DMI_MATCH(DMI_PRODUCT_NAME, "WAM2030"), | |
538 | }, | |
539 | .driver_data = &quirk_medion_md_98300, | |
540 | }, | |
15b956a0 LCY |
541 | { |
542 | .callback = dmi_matched, | |
543 | .ident = "Lenovo Ideapad S205", | |
544 | .matches = { | |
545 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
546 | DMI_MATCH(DMI_PRODUCT_NAME, "10382LG"), | |
547 | }, | |
548 | .driver_data = &quirk_lenovo_ideapad_s205, | |
549 | }, | |
c08f2086 LCY |
550 | { |
551 | .callback = dmi_matched, | |
552 | .ident = "Lenovo Ideapad S205 (Brazos)", | |
553 | .matches = { | |
554 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
555 | DMI_MATCH(DMI_PRODUCT_NAME, "Brazos"), | |
556 | }, | |
557 | .driver_data = &quirk_lenovo_ideapad_s205, | |
558 | }, | |
be3128b1 SF |
559 | { |
560 | .callback = dmi_matched, | |
561 | .ident = "Lenovo 3000 N200", | |
562 | .matches = { | |
563 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
564 | DMI_MATCH(DMI_PRODUCT_NAME, "0687A31"), | |
565 | }, | |
566 | .driver_data = &quirk_fujitsu_amilo_li_1718, | |
567 | }, | |
e6c33f1f LCY |
568 | { |
569 | .callback = dmi_matched, | |
570 | .ident = "Lenovo Ideapad S205-10382JG", | |
571 | .matches = { | |
572 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
573 | DMI_MATCH(DMI_PRODUCT_NAME, "10382JG"), | |
574 | }, | |
575 | .driver_data = &quirk_lenovo_ideapad_s205, | |
576 | }, | |
5f3511d2 LCY |
577 | { |
578 | .callback = dmi_matched, | |
579 | .ident = "Lenovo Ideapad S205-1038DPG", | |
580 | .matches = { | |
581 | DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), | |
582 | DMI_MATCH(DMI_PRODUCT_NAME, "1038DPG"), | |
583 | }, | |
584 | .driver_data = &quirk_lenovo_ideapad_s205, | |
585 | }, | |
745a5d21 CC |
586 | {} |
587 | }; | |
588 | ||
76d51dd9 MK |
589 | static int __init |
590 | video_set_backlight_video_vendor(const struct dmi_system_id *d) | |
86924de2 LCY |
591 | { |
592 | interface->capability &= ~ACER_CAP_BRIGHTNESS; | |
593 | pr_info("Brightness must be controlled by generic video driver\n"); | |
594 | return 0; | |
595 | } | |
596 | ||
76d51dd9 | 597 | static const struct dmi_system_id video_vendor_dmi_table[] __initconst = { |
86924de2 LCY |
598 | { |
599 | .callback = video_set_backlight_video_vendor, | |
600 | .ident = "Acer TravelMate 4750", | |
601 | .matches = { | |
602 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
603 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4750"), | |
604 | }, | |
605 | }, | |
050eff39 LCY |
606 | { |
607 | .callback = video_set_backlight_video_vendor, | |
608 | .ident = "Acer Extensa 5235", | |
609 | .matches = { | |
610 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
611 | DMI_MATCH(DMI_PRODUCT_NAME, "Extensa 5235"), | |
612 | }, | |
613 | }, | |
614 | { | |
615 | .callback = video_set_backlight_video_vendor, | |
616 | .ident = "Acer TravelMate 5760", | |
617 | .matches = { | |
618 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
619 | DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 5760"), | |
620 | }, | |
621 | }, | |
622 | { | |
623 | .callback = video_set_backlight_video_vendor, | |
624 | .ident = "Acer Aspire 5750", | |
625 | .matches = { | |
626 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
627 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5750"), | |
628 | }, | |
629 | }, | |
9404cd95 HG |
630 | { |
631 | .callback = video_set_backlight_video_vendor, | |
632 | .ident = "Acer Aspire 5741", | |
633 | .matches = { | |
634 | DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), | |
635 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5741"), | |
636 | }, | |
637 | }, | |
183fd8fc HG |
638 | { |
639 | /* | |
640 | * Note no video_set_backlight_video_vendor, we must use the | |
641 | * acer interface, as there is no native backlight interface. | |
642 | */ | |
643 | .ident = "Acer KAV80", | |
644 | .matches = { | |
645 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
646 | DMI_MATCH(DMI_PRODUCT_NAME, "KAV80"), | |
647 | }, | |
648 | }, | |
86924de2 LCY |
649 | {} |
650 | }; | |
651 | ||
745a5d21 | 652 | /* Find which quirks are needed for a particular vendor/ model pair */ |
76d51dd9 | 653 | static void __init find_quirks(void) |
745a5d21 CC |
654 | { |
655 | if (!force_series) { | |
656 | dmi_check_system(acer_quirks); | |
5241b193 | 657 | dmi_check_system(non_acer_quirks); |
745a5d21 CC |
658 | } else if (force_series == 2490) { |
659 | quirks = &quirk_acer_travelmate_2490; | |
660 | } | |
661 | ||
662 | if (quirks == NULL) | |
663 | quirks = &quirk_unknown; | |
664 | ||
665 | set_quirks(); | |
666 | } | |
667 | ||
668 | /* | |
669 | * General interface convenience methods | |
670 | */ | |
671 | ||
672 | static bool has_cap(u32 cap) | |
673 | { | |
674 | if ((interface->capability & cap) != 0) | |
675 | return 1; | |
676 | ||
677 | return 0; | |
678 | } | |
679 | ||
680 | /* | |
681 | * AMW0 (V1) interface | |
682 | */ | |
683 | struct wmab_args { | |
684 | u32 eax; | |
685 | u32 ebx; | |
686 | u32 ecx; | |
687 | u32 edx; | |
688 | }; | |
689 | ||
690 | struct wmab_ret { | |
691 | u32 eax; | |
692 | u32 ebx; | |
693 | u32 ecx; | |
694 | u32 edx; | |
695 | u32 eex; | |
696 | }; | |
697 | ||
698 | static acpi_status wmab_execute(struct wmab_args *regbuf, | |
699 | struct acpi_buffer *result) | |
700 | { | |
701 | struct acpi_buffer input; | |
702 | acpi_status status; | |
703 | input.length = sizeof(struct wmab_args); | |
704 | input.pointer = (u8 *)regbuf; | |
705 | ||
706 | status = wmi_evaluate_method(AMW0_GUID1, 1, 1, &input, result); | |
707 | ||
708 | return status; | |
709 | } | |
710 | ||
38db157d | 711 | static acpi_status AMW0_get_u32(u32 *value, u32 cap) |
745a5d21 CC |
712 | { |
713 | int err; | |
714 | u8 result; | |
715 | ||
716 | switch (cap) { | |
717 | case ACER_CAP_MAILLED: | |
718 | switch (quirks->mailled) { | |
719 | default: | |
720 | err = ec_read(0xA, &result); | |
721 | if (err) | |
722 | return AE_ERROR; | |
723 | *value = (result >> 7) & 0x1; | |
724 | return AE_OK; | |
725 | } | |
726 | break; | |
727 | case ACER_CAP_WIRELESS: | |
728 | switch (quirks->wireless) { | |
729 | case 1: | |
730 | err = ec_read(0x7B, &result); | |
731 | if (err) | |
732 | return AE_ERROR; | |
733 | *value = result & 0x1; | |
734 | return AE_OK; | |
6f061ab5 CC |
735 | case 2: |
736 | err = ec_read(0x71, &result); | |
737 | if (err) | |
738 | return AE_ERROR; | |
739 | *value = result & 0x1; | |
740 | return AE_OK; | |
15b956a0 LCY |
741 | case 3: |
742 | err = ec_read(0x78, &result); | |
743 | if (err) | |
744 | return AE_ERROR; | |
745 | *value = result & 0x1; | |
746 | return AE_OK; | |
745a5d21 CC |
747 | default: |
748 | err = ec_read(0xA, &result); | |
749 | if (err) | |
750 | return AE_ERROR; | |
751 | *value = (result >> 2) & 0x1; | |
752 | return AE_OK; | |
753 | } | |
754 | break; | |
755 | case ACER_CAP_BLUETOOTH: | |
756 | switch (quirks->bluetooth) { | |
757 | default: | |
758 | err = ec_read(0xA, &result); | |
759 | if (err) | |
760 | return AE_ERROR; | |
761 | *value = (result >> 4) & 0x1; | |
762 | return AE_OK; | |
763 | } | |
764 | break; | |
765 | case ACER_CAP_BRIGHTNESS: | |
766 | switch (quirks->brightness) { | |
767 | default: | |
768 | err = ec_read(0x83, &result); | |
769 | if (err) | |
770 | return AE_ERROR; | |
771 | *value = result; | |
772 | return AE_OK; | |
773 | } | |
774 | break; | |
775 | default: | |
08237974 | 776 | return AE_ERROR; |
745a5d21 CC |
777 | } |
778 | return AE_OK; | |
779 | } | |
780 | ||
38db157d | 781 | static acpi_status AMW0_set_u32(u32 value, u32 cap) |
745a5d21 CC |
782 | { |
783 | struct wmab_args args; | |
784 | ||
785 | args.eax = ACER_AMW0_WRITE; | |
786 | args.ebx = value ? (1<<8) : 0; | |
787 | args.ecx = args.edx = 0; | |
788 | ||
789 | switch (cap) { | |
790 | case ACER_CAP_MAILLED: | |
791 | if (value > 1) | |
792 | return AE_BAD_PARAMETER; | |
793 | args.ebx |= ACER_AMW0_MAILLED_MASK; | |
794 | break; | |
795 | case ACER_CAP_WIRELESS: | |
796 | if (value > 1) | |
797 | return AE_BAD_PARAMETER; | |
798 | args.ebx |= ACER_AMW0_WIRELESS_MASK; | |
799 | break; | |
800 | case ACER_CAP_BLUETOOTH: | |
801 | if (value > 1) | |
802 | return AE_BAD_PARAMETER; | |
803 | args.ebx |= ACER_AMW0_BLUETOOTH_MASK; | |
804 | break; | |
805 | case ACER_CAP_BRIGHTNESS: | |
806 | if (value > max_brightness) | |
807 | return AE_BAD_PARAMETER; | |
808 | switch (quirks->brightness) { | |
745a5d21 | 809 | default: |
4609d029 CC |
810 | return ec_write(0x83, value); |
811 | break; | |
745a5d21 CC |
812 | } |
813 | default: | |
08237974 | 814 | return AE_ERROR; |
745a5d21 CC |
815 | } |
816 | ||
817 | /* Actually do the set */ | |
818 | return wmab_execute(&args, NULL); | |
819 | } | |
820 | ||
76d51dd9 | 821 | static acpi_status __init AMW0_find_mailled(void) |
745a5d21 CC |
822 | { |
823 | struct wmab_args args; | |
824 | struct wmab_ret ret; | |
825 | acpi_status status = AE_OK; | |
826 | struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL }; | |
827 | union acpi_object *obj; | |
828 | ||
829 | args.eax = 0x86; | |
830 | args.ebx = args.ecx = args.edx = 0; | |
831 | ||
832 | status = wmab_execute(&args, &out); | |
833 | if (ACPI_FAILURE(status)) | |
834 | return status; | |
835 | ||
836 | obj = (union acpi_object *) out.pointer; | |
837 | if (obj && obj->type == ACPI_TYPE_BUFFER && | |
838 | obj->buffer.length == sizeof(struct wmab_ret)) { | |
839 | ret = *((struct wmab_ret *) obj->buffer.pointer); | |
840 | } else { | |
7677fbdf | 841 | kfree(out.pointer); |
745a5d21 CC |
842 | return AE_ERROR; |
843 | } | |
844 | ||
845 | if (ret.eex & 0x1) | |
846 | interface->capability |= ACER_CAP_MAILLED; | |
847 | ||
848 | kfree(out.pointer); | |
849 | ||
850 | return AE_OK; | |
851 | } | |
852 | ||
76d51dd9 | 853 | static const struct acpi_device_id norfkill_ids[] __initconst = { |
461e7437 IP |
854 | { "VPC2004", 0}, |
855 | { "IBM0068", 0}, | |
856 | { "LEN0068", 0}, | |
5719b819 | 857 | { "SNY5001", 0}, /* sony-laptop in charge */ |
628b3198 | 858 | { "HPQ6601", 0}, |
461e7437 IP |
859 | { "", 0}, |
860 | }; | |
861 | ||
76d51dd9 | 862 | static int __init AMW0_set_cap_acpi_check_device(void) |
461e7437 IP |
863 | { |
864 | const struct acpi_device_id *id; | |
865 | ||
866 | for (id = norfkill_ids; id->id[0]; id++) | |
8c92a75e LW |
867 | if (acpi_dev_found(id->id)) |
868 | return true; | |
869 | ||
870 | return false; | |
461e7437 IP |
871 | } |
872 | ||
76d51dd9 | 873 | static acpi_status __init AMW0_set_capabilities(void) |
745a5d21 CC |
874 | { |
875 | struct wmab_args args; | |
876 | struct wmab_ret ret; | |
7677fbdf | 877 | acpi_status status; |
745a5d21 CC |
878 | struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL }; |
879 | union acpi_object *obj; | |
880 | ||
5753dd53 CC |
881 | /* |
882 | * On laptops with this strange GUID (non Acer), normal probing doesn't | |
883 | * work. | |
884 | */ | |
885 | if (wmi_has_guid(AMW0_GUID2)) { | |
461e7437 IP |
886 | if ((quirks != &quirk_unknown) || |
887 | !AMW0_set_cap_acpi_check_device()) | |
888 | interface->capability |= ACER_CAP_WIRELESS; | |
5753dd53 CC |
889 | return AE_OK; |
890 | } | |
891 | ||
745a5d21 CC |
892 | args.eax = ACER_AMW0_WRITE; |
893 | args.ecx = args.edx = 0; | |
894 | ||
895 | args.ebx = 0xa2 << 8; | |
896 | args.ebx |= ACER_AMW0_WIRELESS_MASK; | |
897 | ||
898 | status = wmab_execute(&args, &out); | |
899 | if (ACPI_FAILURE(status)) | |
900 | return status; | |
901 | ||
7677fbdf | 902 | obj = out.pointer; |
745a5d21 CC |
903 | if (obj && obj->type == ACPI_TYPE_BUFFER && |
904 | obj->buffer.length == sizeof(struct wmab_ret)) { | |
905 | ret = *((struct wmab_ret *) obj->buffer.pointer); | |
906 | } else { | |
7677fbdf AL |
907 | status = AE_ERROR; |
908 | goto out; | |
745a5d21 CC |
909 | } |
910 | ||
911 | if (ret.eax & 0x1) | |
912 | interface->capability |= ACER_CAP_WIRELESS; | |
913 | ||
914 | args.ebx = 2 << 8; | |
915 | args.ebx |= ACER_AMW0_BLUETOOTH_MASK; | |
916 | ||
7677fbdf AL |
917 | /* |
918 | * It's ok to use existing buffer for next wmab_execute call. | |
919 | * But we need to kfree(out.pointer) if next wmab_execute fail. | |
920 | */ | |
745a5d21 CC |
921 | status = wmab_execute(&args, &out); |
922 | if (ACPI_FAILURE(status)) | |
7677fbdf | 923 | goto out; |
745a5d21 CC |
924 | |
925 | obj = (union acpi_object *) out.pointer; | |
926 | if (obj && obj->type == ACPI_TYPE_BUFFER | |
927 | && obj->buffer.length == sizeof(struct wmab_ret)) { | |
928 | ret = *((struct wmab_ret *) obj->buffer.pointer); | |
929 | } else { | |
7677fbdf AL |
930 | status = AE_ERROR; |
931 | goto out; | |
745a5d21 CC |
932 | } |
933 | ||
934 | if (ret.eax & 0x1) | |
935 | interface->capability |= ACER_CAP_BLUETOOTH; | |
936 | ||
745a5d21 CC |
937 | /* |
938 | * This appears to be safe to enable, since all Wistron based laptops | |
939 | * appear to use the same EC register for brightness, even if they | |
940 | * differ for wireless, etc | |
941 | */ | |
9991d9f2 CC |
942 | if (quirks->brightness >= 0) |
943 | interface->capability |= ACER_CAP_BRIGHTNESS; | |
745a5d21 | 944 | |
7677fbdf AL |
945 | status = AE_OK; |
946 | out: | |
947 | kfree(out.pointer); | |
948 | return status; | |
745a5d21 CC |
949 | } |
950 | ||
951 | static struct wmi_interface AMW0_interface = { | |
952 | .type = ACER_AMW0, | |
953 | }; | |
954 | ||
955 | static struct wmi_interface AMW0_V2_interface = { | |
956 | .type = ACER_AMW0_V2, | |
957 | }; | |
958 | ||
959 | /* | |
960 | * New interface (The WMID interface) | |
961 | */ | |
962 | static acpi_status | |
963 | WMI_execute_u32(u32 method_id, u32 in, u32 *out) | |
964 | { | |
965 | struct acpi_buffer input = { (acpi_size) sizeof(u32), (void *)(&in) }; | |
966 | struct acpi_buffer result = { ACPI_ALLOCATE_BUFFER, NULL }; | |
967 | union acpi_object *obj; | |
f20aaba9 | 968 | u32 tmp = 0; |
745a5d21 CC |
969 | acpi_status status; |
970 | ||
971 | status = wmi_evaluate_method(WMID_GUID1, 1, method_id, &input, &result); | |
972 | ||
973 | if (ACPI_FAILURE(status)) | |
974 | return status; | |
975 | ||
976 | obj = (union acpi_object *) result.pointer; | |
f20aaba9 LCY |
977 | if (obj) { |
978 | if (obj->type == ACPI_TYPE_BUFFER && | |
979 | (obj->buffer.length == sizeof(u32) || | |
980 | obj->buffer.length == sizeof(u64))) { | |
981 | tmp = *((u32 *) obj->buffer.pointer); | |
982 | } else if (obj->type == ACPI_TYPE_INTEGER) { | |
983 | tmp = (u32) obj->integer.value; | |
984 | } | |
745a5d21 CC |
985 | } |
986 | ||
987 | if (out) | |
988 | *out = tmp; | |
989 | ||
990 | kfree(result.pointer); | |
991 | ||
992 | return status; | |
993 | } | |
994 | ||
38db157d | 995 | static acpi_status WMID_get_u32(u32 *value, u32 cap) |
745a5d21 CC |
996 | { |
997 | acpi_status status; | |
998 | u8 tmp; | |
999 | u32 result, method_id = 0; | |
1000 | ||
1001 | switch (cap) { | |
1002 | case ACER_CAP_WIRELESS: | |
1003 | method_id = ACER_WMID_GET_WIRELESS_METHODID; | |
1004 | break; | |
1005 | case ACER_CAP_BLUETOOTH: | |
1006 | method_id = ACER_WMID_GET_BLUETOOTH_METHODID; | |
1007 | break; | |
1008 | case ACER_CAP_BRIGHTNESS: | |
1009 | method_id = ACER_WMID_GET_BRIGHTNESS_METHODID; | |
1010 | break; | |
1011 | case ACER_CAP_THREEG: | |
1012 | method_id = ACER_WMID_GET_THREEG_METHODID; | |
1013 | break; | |
1014 | case ACER_CAP_MAILLED: | |
1015 | if (quirks->mailled == 1) { | |
1016 | ec_read(0x9f, &tmp); | |
1017 | *value = tmp & 0x1; | |
1018 | return 0; | |
1019 | } | |
1020 | default: | |
08237974 | 1021 | return AE_ERROR; |
745a5d21 CC |
1022 | } |
1023 | status = WMI_execute_u32(method_id, 0, &result); | |
1024 | ||
1025 | if (ACPI_SUCCESS(status)) | |
1026 | *value = (u8)result; | |
1027 | ||
1028 | return status; | |
1029 | } | |
1030 | ||
38db157d | 1031 | static acpi_status WMID_set_u32(u32 value, u32 cap) |
745a5d21 CC |
1032 | { |
1033 | u32 method_id = 0; | |
1034 | char param; | |
1035 | ||
1036 | switch (cap) { | |
1037 | case ACER_CAP_BRIGHTNESS: | |
1038 | if (value > max_brightness) | |
1039 | return AE_BAD_PARAMETER; | |
1040 | method_id = ACER_WMID_SET_BRIGHTNESS_METHODID; | |
1041 | break; | |
1042 | case ACER_CAP_WIRELESS: | |
1043 | if (value > 1) | |
1044 | return AE_BAD_PARAMETER; | |
1045 | method_id = ACER_WMID_SET_WIRELESS_METHODID; | |
1046 | break; | |
1047 | case ACER_CAP_BLUETOOTH: | |
1048 | if (value > 1) | |
1049 | return AE_BAD_PARAMETER; | |
1050 | method_id = ACER_WMID_SET_BLUETOOTH_METHODID; | |
1051 | break; | |
1052 | case ACER_CAP_THREEG: | |
1053 | if (value > 1) | |
1054 | return AE_BAD_PARAMETER; | |
1055 | method_id = ACER_WMID_SET_THREEG_METHODID; | |
1056 | break; | |
1057 | case ACER_CAP_MAILLED: | |
1058 | if (value > 1) | |
1059 | return AE_BAD_PARAMETER; | |
1060 | if (quirks->mailled == 1) { | |
1061 | param = value ? 0x92 : 0x93; | |
181d683d | 1062 | i8042_lock_chip(); |
745a5d21 | 1063 | i8042_command(¶m, 0x1059); |
181d683d | 1064 | i8042_unlock_chip(); |
745a5d21 CC |
1065 | return 0; |
1066 | } | |
1067 | break; | |
1068 | default: | |
08237974 | 1069 | return AE_ERROR; |
745a5d21 CC |
1070 | } |
1071 | return WMI_execute_u32(method_id, (u32)value, NULL); | |
1072 | } | |
1073 | ||
72e71de1 LCY |
1074 | static acpi_status wmid3_get_device_status(u32 *value, u16 device) |
1075 | { | |
1076 | struct wmid3_gds_return_value return_value; | |
1077 | acpi_status status; | |
1078 | union acpi_object *obj; | |
996d23ba | 1079 | struct wmid3_gds_get_input_param params = { |
72e71de1 | 1080 | .function_num = 0x1, |
34b6cfab | 1081 | .hotkey_number = commun_fn_key_number, |
72e71de1 LCY |
1082 | .devices = device, |
1083 | }; | |
1084 | struct acpi_buffer input = { | |
996d23ba | 1085 | sizeof(struct wmid3_gds_get_input_param), |
72e71de1 LCY |
1086 | ¶ms |
1087 | }; | |
1088 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1089 | ||
1090 | status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input, &output); | |
1091 | if (ACPI_FAILURE(status)) | |
1092 | return status; | |
1093 | ||
1094 | obj = output.pointer; | |
1095 | ||
1096 | if (!obj) | |
1097 | return AE_ERROR; | |
1098 | else if (obj->type != ACPI_TYPE_BUFFER) { | |
1099 | kfree(obj); | |
1100 | return AE_ERROR; | |
1101 | } | |
1102 | if (obj->buffer.length != 8) { | |
1103 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); | |
1104 | kfree(obj); | |
1105 | return AE_ERROR; | |
1106 | } | |
1107 | ||
1108 | return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); | |
1109 | kfree(obj); | |
1110 | ||
1111 | if (return_value.error_code || return_value.ec_return_value) | |
1112 | pr_warn("Get 0x%x Device Status failed: 0x%x - 0x%x\n", | |
1113 | device, | |
1114 | return_value.error_code, | |
1115 | return_value.ec_return_value); | |
1116 | else | |
1117 | *value = !!(return_value.devices & device); | |
1118 | ||
1119 | return status; | |
1120 | } | |
1121 | ||
1122 | static acpi_status wmid_v2_get_u32(u32 *value, u32 cap) | |
1123 | { | |
1124 | u16 device; | |
1125 | ||
1126 | switch (cap) { | |
1127 | case ACER_CAP_WIRELESS: | |
1128 | device = ACER_WMID3_GDS_WIRELESS; | |
1129 | break; | |
1130 | case ACER_CAP_BLUETOOTH: | |
1131 | device = ACER_WMID3_GDS_BLUETOOTH; | |
1132 | break; | |
1133 | case ACER_CAP_THREEG: | |
1134 | device = ACER_WMID3_GDS_THREEG; | |
1135 | break; | |
1136 | default: | |
1137 | return AE_ERROR; | |
1138 | } | |
1139 | return wmid3_get_device_status(value, device); | |
1140 | } | |
1141 | ||
1142 | static acpi_status wmid3_set_device_status(u32 value, u16 device) | |
1143 | { | |
1144 | struct wmid3_gds_return_value return_value; | |
1145 | acpi_status status; | |
1146 | union acpi_object *obj; | |
1147 | u16 devices; | |
996d23ba | 1148 | struct wmid3_gds_get_input_param get_params = { |
72e71de1 | 1149 | .function_num = 0x1, |
34b6cfab | 1150 | .hotkey_number = commun_fn_key_number, |
1d1fc8a7 | 1151 | .devices = commun_func_bitmap, |
72e71de1 | 1152 | }; |
996d23ba LCY |
1153 | struct acpi_buffer get_input = { |
1154 | sizeof(struct wmid3_gds_get_input_param), | |
1155 | &get_params | |
1156 | }; | |
1157 | struct wmid3_gds_set_input_param set_params = { | |
1158 | .function_num = 0x2, | |
1159 | .hotkey_number = commun_fn_key_number, | |
1160 | .devices = commun_func_bitmap, | |
1161 | }; | |
1162 | struct acpi_buffer set_input = { | |
1163 | sizeof(struct wmid3_gds_set_input_param), | |
1164 | &set_params | |
72e71de1 LCY |
1165 | }; |
1166 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1167 | struct acpi_buffer output2 = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1168 | ||
996d23ba | 1169 | status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &get_input, &output); |
72e71de1 LCY |
1170 | if (ACPI_FAILURE(status)) |
1171 | return status; | |
1172 | ||
1173 | obj = output.pointer; | |
1174 | ||
1175 | if (!obj) | |
1176 | return AE_ERROR; | |
1177 | else if (obj->type != ACPI_TYPE_BUFFER) { | |
1178 | kfree(obj); | |
1179 | return AE_ERROR; | |
1180 | } | |
1181 | if (obj->buffer.length != 8) { | |
6e71f38b | 1182 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
72e71de1 LCY |
1183 | kfree(obj); |
1184 | return AE_ERROR; | |
1185 | } | |
1186 | ||
1187 | return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); | |
1188 | kfree(obj); | |
1189 | ||
1190 | if (return_value.error_code || return_value.ec_return_value) { | |
6e71f38b JP |
1191 | pr_warn("Get Current Device Status failed: 0x%x - 0x%x\n", |
1192 | return_value.error_code, | |
72e71de1 LCY |
1193 | return_value.ec_return_value); |
1194 | return status; | |
1195 | } | |
1196 | ||
1197 | devices = return_value.devices; | |
996d23ba | 1198 | set_params.devices = (value) ? (devices | device) : (devices & ~device); |
72e71de1 | 1199 | |
996d23ba | 1200 | status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &set_input, &output2); |
72e71de1 LCY |
1201 | if (ACPI_FAILURE(status)) |
1202 | return status; | |
1203 | ||
1204 | obj = output2.pointer; | |
1205 | ||
1206 | if (!obj) | |
1207 | return AE_ERROR; | |
1208 | else if (obj->type != ACPI_TYPE_BUFFER) { | |
1209 | kfree(obj); | |
1210 | return AE_ERROR; | |
1211 | } | |
1212 | if (obj->buffer.length != 4) { | |
6e71f38b | 1213 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
72e71de1 LCY |
1214 | kfree(obj); |
1215 | return AE_ERROR; | |
1216 | } | |
1217 | ||
1218 | return_value = *((struct wmid3_gds_return_value *)obj->buffer.pointer); | |
1219 | kfree(obj); | |
1220 | ||
1221 | if (return_value.error_code || return_value.ec_return_value) | |
6e71f38b JP |
1222 | pr_warn("Set Device Status failed: 0x%x - 0x%x\n", |
1223 | return_value.error_code, | |
72e71de1 LCY |
1224 | return_value.ec_return_value); |
1225 | ||
1226 | return status; | |
1227 | } | |
1228 | ||
1229 | static acpi_status wmid_v2_set_u32(u32 value, u32 cap) | |
1230 | { | |
1231 | u16 device; | |
1232 | ||
1233 | switch (cap) { | |
1234 | case ACER_CAP_WIRELESS: | |
1235 | device = ACER_WMID3_GDS_WIRELESS; | |
1236 | break; | |
1237 | case ACER_CAP_BLUETOOTH: | |
1238 | device = ACER_WMID3_GDS_BLUETOOTH; | |
1239 | break; | |
1240 | case ACER_CAP_THREEG: | |
1241 | device = ACER_WMID3_GDS_THREEG; | |
1242 | break; | |
1243 | default: | |
1244 | return AE_ERROR; | |
1245 | } | |
1246 | return wmid3_set_device_status(value, device); | |
1247 | } | |
1248 | ||
76d51dd9 | 1249 | static void __init type_aa_dmi_decode(const struct dmi_header *header, void *d) |
6c3df88f LCY |
1250 | { |
1251 | struct hotkey_function_type_aa *type_aa; | |
1252 | ||
1253 | /* We are looking for OEM-specific Type AAh */ | |
1254 | if (header->type != 0xAA) | |
1255 | return; | |
1256 | ||
1257 | has_type_aa = true; | |
1258 | type_aa = (struct hotkey_function_type_aa *) header; | |
1259 | ||
cae15702 | 1260 | pr_info("Function bitmap for Communication Button: 0x%x\n", |
6c3df88f | 1261 | type_aa->commun_func_bitmap); |
1d1fc8a7 | 1262 | commun_func_bitmap = type_aa->commun_func_bitmap; |
6c3df88f LCY |
1263 | |
1264 | if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_WIRELESS) | |
1265 | interface->capability |= ACER_CAP_WIRELESS; | |
1266 | if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_THREEG) | |
1267 | interface->capability |= ACER_CAP_THREEG; | |
1268 | if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_BLUETOOTH) | |
1269 | interface->capability |= ACER_CAP_BLUETOOTH; | |
3e2bc5c5 JPRV |
1270 | if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_RFBTN) { |
1271 | interface->capability |= ACER_CAP_RFBTN; | |
1272 | commun_func_bitmap &= ~ACER_WMID3_GDS_RFBTN; | |
1273 | } | |
34b6cfab LCY |
1274 | |
1275 | commun_fn_key_number = type_aa->commun_fn_key_number; | |
6c3df88f LCY |
1276 | } |
1277 | ||
76d51dd9 | 1278 | static acpi_status __init WMID_set_capabilities(void) |
745a5d21 CC |
1279 | { |
1280 | struct acpi_buffer out = {ACPI_ALLOCATE_BUFFER, NULL}; | |
1281 | union acpi_object *obj; | |
1282 | acpi_status status; | |
1283 | u32 devices; | |
1284 | ||
1285 | status = wmi_query_block(WMID_GUID2, 1, &out); | |
1286 | if (ACPI_FAILURE(status)) | |
1287 | return status; | |
1288 | ||
1289 | obj = (union acpi_object *) out.pointer; | |
f20aaba9 LCY |
1290 | if (obj) { |
1291 | if (obj->type == ACPI_TYPE_BUFFER && | |
1292 | (obj->buffer.length == sizeof(u32) || | |
1293 | obj->buffer.length == sizeof(u64))) { | |
1294 | devices = *((u32 *) obj->buffer.pointer); | |
1295 | } else if (obj->type == ACPI_TYPE_INTEGER) { | |
1296 | devices = (u32) obj->integer.value; | |
f24c96ea LCY |
1297 | } else { |
1298 | kfree(out.pointer); | |
1299 | return AE_ERROR; | |
f20aaba9 | 1300 | } |
745a5d21 | 1301 | } else { |
66904863 | 1302 | kfree(out.pointer); |
745a5d21 CC |
1303 | return AE_ERROR; |
1304 | } | |
1305 | ||
1fbc01a7 LCY |
1306 | pr_info("Function bitmap for Communication Device: 0x%x\n", devices); |
1307 | if (devices & 0x07) | |
1308 | interface->capability |= ACER_CAP_WIRELESS; | |
72e71de1 LCY |
1309 | if (devices & 0x40) |
1310 | interface->capability |= ACER_CAP_THREEG; | |
1311 | if (devices & 0x10) | |
1312 | interface->capability |= ACER_CAP_BLUETOOTH; | |
745a5d21 | 1313 | |
745a5d21 CC |
1314 | if (!(devices & 0x20)) |
1315 | max_brightness = 0x9; | |
1316 | ||
66904863 | 1317 | kfree(out.pointer); |
745a5d21 CC |
1318 | return status; |
1319 | } | |
1320 | ||
1321 | static struct wmi_interface wmid_interface = { | |
1322 | .type = ACER_WMID, | |
1323 | }; | |
1324 | ||
72e71de1 LCY |
1325 | static struct wmi_interface wmid_v2_interface = { |
1326 | .type = ACER_WMID_v2, | |
1327 | }; | |
1328 | ||
745a5d21 CC |
1329 | /* |
1330 | * Generic Device (interface-independent) | |
1331 | */ | |
1332 | ||
1333 | static acpi_status get_u32(u32 *value, u32 cap) | |
1334 | { | |
08237974 | 1335 | acpi_status status = AE_ERROR; |
745a5d21 CC |
1336 | |
1337 | switch (interface->type) { | |
1338 | case ACER_AMW0: | |
38db157d | 1339 | status = AMW0_get_u32(value, cap); |
745a5d21 CC |
1340 | break; |
1341 | case ACER_AMW0_V2: | |
1342 | if (cap == ACER_CAP_MAILLED) { | |
38db157d | 1343 | status = AMW0_get_u32(value, cap); |
745a5d21 CC |
1344 | break; |
1345 | } | |
1346 | case ACER_WMID: | |
38db157d | 1347 | status = WMID_get_u32(value, cap); |
745a5d21 | 1348 | break; |
72e71de1 LCY |
1349 | case ACER_WMID_v2: |
1350 | if (cap & (ACER_CAP_WIRELESS | | |
1351 | ACER_CAP_BLUETOOTH | | |
1352 | ACER_CAP_THREEG)) | |
1353 | status = wmid_v2_get_u32(value, cap); | |
1354 | else if (wmi_has_guid(WMID_GUID2)) | |
38db157d | 1355 | status = WMID_get_u32(value, cap); |
72e71de1 | 1356 | break; |
745a5d21 CC |
1357 | } |
1358 | ||
1359 | return status; | |
1360 | } | |
1361 | ||
1362 | static acpi_status set_u32(u32 value, u32 cap) | |
1363 | { | |
5c742b45 CC |
1364 | acpi_status status; |
1365 | ||
745a5d21 CC |
1366 | if (interface->capability & cap) { |
1367 | switch (interface->type) { | |
1368 | case ACER_AMW0: | |
38db157d | 1369 | return AMW0_set_u32(value, cap); |
745a5d21 | 1370 | case ACER_AMW0_V2: |
5c742b45 | 1371 | if (cap == ACER_CAP_MAILLED) |
38db157d | 1372 | return AMW0_set_u32(value, cap); |
5c742b45 CC |
1373 | |
1374 | /* | |
1375 | * On some models, some WMID methods don't toggle | |
1376 | * properly. For those cases, we want to run the AMW0 | |
1377 | * method afterwards to be certain we've really toggled | |
1378 | * the device state. | |
1379 | */ | |
1380 | if (cap == ACER_CAP_WIRELESS || | |
1381 | cap == ACER_CAP_BLUETOOTH) { | |
38db157d | 1382 | status = WMID_set_u32(value, cap); |
5c742b45 CC |
1383 | if (ACPI_FAILURE(status)) |
1384 | return status; | |
1385 | ||
38db157d | 1386 | return AMW0_set_u32(value, cap); |
5c742b45 | 1387 | } |
745a5d21 | 1388 | case ACER_WMID: |
38db157d | 1389 | return WMID_set_u32(value, cap); |
72e71de1 LCY |
1390 | case ACER_WMID_v2: |
1391 | if (cap & (ACER_CAP_WIRELESS | | |
1392 | ACER_CAP_BLUETOOTH | | |
1393 | ACER_CAP_THREEG)) | |
1394 | return wmid_v2_set_u32(value, cap); | |
1395 | else if (wmi_has_guid(WMID_GUID2)) | |
38db157d | 1396 | return WMID_set_u32(value, cap); |
745a5d21 CC |
1397 | default: |
1398 | return AE_BAD_PARAMETER; | |
1399 | } | |
1400 | } | |
1401 | return AE_BAD_PARAMETER; | |
1402 | } | |
1403 | ||
1404 | static void __init acer_commandline_init(void) | |
1405 | { | |
1406 | /* | |
1407 | * These will all fail silently if the value given is invalid, or the | |
1408 | * capability isn't available on the given interface | |
1409 | */ | |
c2647b5e LCY |
1410 | if (mailled >= 0) |
1411 | set_u32(mailled, ACER_CAP_MAILLED); | |
1412 | if (!has_type_aa && threeg >= 0) | |
6c3df88f | 1413 | set_u32(threeg, ACER_CAP_THREEG); |
c2647b5e LCY |
1414 | if (brightness >= 0) |
1415 | set_u32(brightness, ACER_CAP_BRIGHTNESS); | |
745a5d21 CC |
1416 | } |
1417 | ||
1418 | /* | |
1419 | * LED device (Mail LED only, no other LEDs known yet) | |
1420 | */ | |
1421 | static void mail_led_set(struct led_classdev *led_cdev, | |
1422 | enum led_brightness value) | |
1423 | { | |
1424 | set_u32(value, ACER_CAP_MAILLED); | |
1425 | } | |
1426 | ||
1427 | static struct led_classdev mail_led = { | |
343c0042 | 1428 | .name = "acer-wmi::mail", |
745a5d21 CC |
1429 | .brightness_set = mail_led_set, |
1430 | }; | |
1431 | ||
b859f159 | 1432 | static int acer_led_init(struct device *dev) |
745a5d21 CC |
1433 | { |
1434 | return led_classdev_register(dev, &mail_led); | |
1435 | } | |
1436 | ||
1437 | static void acer_led_exit(void) | |
1438 | { | |
9a0b74fd | 1439 | set_u32(LED_OFF, ACER_CAP_MAILLED); |
745a5d21 CC |
1440 | led_classdev_unregister(&mail_led); |
1441 | } | |
1442 | ||
1443 | /* | |
1444 | * Backlight device | |
1445 | */ | |
1446 | static struct backlight_device *acer_backlight_device; | |
1447 | ||
1448 | static int read_brightness(struct backlight_device *bd) | |
1449 | { | |
1450 | u32 value; | |
1451 | get_u32(&value, ACER_CAP_BRIGHTNESS); | |
1452 | return value; | |
1453 | } | |
1454 | ||
1455 | static int update_bl_status(struct backlight_device *bd) | |
1456 | { | |
f2b585b4 CC |
1457 | int intensity = bd->props.brightness; |
1458 | ||
1459 | if (bd->props.power != FB_BLANK_UNBLANK) | |
1460 | intensity = 0; | |
1461 | if (bd->props.fb_blank != FB_BLANK_UNBLANK) | |
1462 | intensity = 0; | |
1463 | ||
1464 | set_u32(intensity, ACER_CAP_BRIGHTNESS); | |
1465 | ||
745a5d21 CC |
1466 | return 0; |
1467 | } | |
1468 | ||
acc2472e | 1469 | static const struct backlight_ops acer_bl_ops = { |
745a5d21 CC |
1470 | .get_brightness = read_brightness, |
1471 | .update_status = update_bl_status, | |
1472 | }; | |
1473 | ||
b859f159 | 1474 | static int acer_backlight_init(struct device *dev) |
745a5d21 | 1475 | { |
a19a6ee6 | 1476 | struct backlight_properties props; |
745a5d21 CC |
1477 | struct backlight_device *bd; |
1478 | ||
a19a6ee6 | 1479 | memset(&props, 0, sizeof(struct backlight_properties)); |
bb7ca747 | 1480 | props.type = BACKLIGHT_PLATFORM; |
a19a6ee6 MG |
1481 | props.max_brightness = max_brightness; |
1482 | bd = backlight_device_register("acer-wmi", dev, NULL, &acer_bl_ops, | |
1483 | &props); | |
745a5d21 | 1484 | if (IS_ERR(bd)) { |
cae15702 | 1485 | pr_err("Could not register Acer backlight device\n"); |
745a5d21 CC |
1486 | acer_backlight_device = NULL; |
1487 | return PTR_ERR(bd); | |
1488 | } | |
1489 | ||
1490 | acer_backlight_device = bd; | |
1491 | ||
f2b585b4 | 1492 | bd->props.power = FB_BLANK_UNBLANK; |
6f6ef82c | 1493 | bd->props.brightness = read_brightness(bd); |
745a5d21 CC |
1494 | backlight_update_status(bd); |
1495 | return 0; | |
1496 | } | |
1497 | ||
7560e385 | 1498 | static void acer_backlight_exit(void) |
745a5d21 CC |
1499 | { |
1500 | backlight_device_unregister(acer_backlight_device); | |
1501 | } | |
1502 | ||
1eb3fe1d MV |
1503 | /* |
1504 | * Accelerometer device | |
1505 | */ | |
1506 | static acpi_handle gsensor_handle; | |
1507 | ||
1508 | static int acer_gsensor_init(void) | |
1509 | { | |
1510 | acpi_status status; | |
1511 | struct acpi_buffer output; | |
1512 | union acpi_object out_obj; | |
1513 | ||
1514 | output.length = sizeof(out_obj); | |
1515 | output.pointer = &out_obj; | |
1516 | status = acpi_evaluate_object(gsensor_handle, "_INI", NULL, &output); | |
1517 | if (ACPI_FAILURE(status)) | |
1518 | return -1; | |
1519 | ||
1520 | return 0; | |
1521 | } | |
1522 | ||
1523 | static int acer_gsensor_open(struct input_dev *input) | |
1524 | { | |
1525 | return acer_gsensor_init(); | |
1526 | } | |
1527 | ||
1528 | static int acer_gsensor_event(void) | |
1529 | { | |
1530 | acpi_status status; | |
1531 | struct acpi_buffer output; | |
1532 | union acpi_object out_obj[5]; | |
1533 | ||
1534 | if (!has_cap(ACER_CAP_ACCEL)) | |
1535 | return -1; | |
1536 | ||
1537 | output.length = sizeof(out_obj); | |
1538 | output.pointer = out_obj; | |
1539 | ||
1540 | status = acpi_evaluate_object(gsensor_handle, "RDVL", NULL, &output); | |
1541 | if (ACPI_FAILURE(status)) | |
1542 | return -1; | |
1543 | ||
1544 | if (out_obj->package.count != 4) | |
1545 | return -1; | |
1546 | ||
1547 | input_report_abs(acer_wmi_accel_dev, ABS_X, | |
1548 | (s16)out_obj->package.elements[0].integer.value); | |
1549 | input_report_abs(acer_wmi_accel_dev, ABS_Y, | |
1550 | (s16)out_obj->package.elements[1].integer.value); | |
1551 | input_report_abs(acer_wmi_accel_dev, ABS_Z, | |
1552 | (s16)out_obj->package.elements[2].integer.value); | |
1553 | input_sync(acer_wmi_accel_dev); | |
1554 | return 0; | |
1555 | } | |
1556 | ||
0606e1ab CC |
1557 | /* |
1558 | * Rfkill devices | |
1559 | */ | |
0606e1ab CC |
1560 | static void acer_rfkill_update(struct work_struct *ignored); |
1561 | static DECLARE_DELAYED_WORK(acer_rfkill_work, acer_rfkill_update); | |
1562 | static void acer_rfkill_update(struct work_struct *ignored) | |
1563 | { | |
1564 | u32 state; | |
1565 | acpi_status status; | |
1566 | ||
1709adab LCY |
1567 | if (has_cap(ACER_CAP_WIRELESS)) { |
1568 | status = get_u32(&state, ACER_CAP_WIRELESS); | |
1569 | if (ACPI_SUCCESS(status)) { | |
1570 | if (quirks->wireless == 3) | |
1571 | rfkill_set_hw_state(wireless_rfkill, !state); | |
1572 | else | |
1573 | rfkill_set_sw_state(wireless_rfkill, !state); | |
15b956a0 LCY |
1574 | } |
1575 | } | |
0606e1ab CC |
1576 | |
1577 | if (has_cap(ACER_CAP_BLUETOOTH)) { | |
1578 | status = get_u32(&state, ACER_CAP_BLUETOOTH); | |
1579 | if (ACPI_SUCCESS(status)) | |
a878417c | 1580 | rfkill_set_sw_state(bluetooth_rfkill, !state); |
0606e1ab CC |
1581 | } |
1582 | ||
b3c9092b | 1583 | if (has_cap(ACER_CAP_THREEG) && wmi_has_guid(WMID_GUID3)) { |
72e71de1 | 1584 | status = get_u32(&state, ACER_WMID3_GDS_THREEG); |
b3c9092b LCY |
1585 | if (ACPI_SUCCESS(status)) |
1586 | rfkill_set_sw_state(threeg_rfkill, !state); | |
1587 | } | |
1588 | ||
ae3a1b46 | 1589 | schedule_delayed_work(&acer_rfkill_work, round_jiffies_relative(HZ)); |
0606e1ab CC |
1590 | } |
1591 | ||
19d337df | 1592 | static int acer_rfkill_set(void *data, bool blocked) |
0606e1ab CC |
1593 | { |
1594 | acpi_status status; | |
19d337df | 1595 | u32 cap = (unsigned long)data; |
8215af01 LCY |
1596 | |
1597 | if (rfkill_inited) { | |
72e71de1 | 1598 | status = set_u32(!blocked, cap); |
8215af01 LCY |
1599 | if (ACPI_FAILURE(status)) |
1600 | return -ENODEV; | |
1601 | } | |
1602 | ||
0606e1ab CC |
1603 | return 0; |
1604 | } | |
1605 | ||
19d337df JB |
1606 | static const struct rfkill_ops acer_rfkill_ops = { |
1607 | .set_block = acer_rfkill_set, | |
1608 | }; | |
1609 | ||
1610 | static struct rfkill *acer_rfkill_register(struct device *dev, | |
1611 | enum rfkill_type type, | |
1612 | char *name, u32 cap) | |
0606e1ab CC |
1613 | { |
1614 | int err; | |
0606e1ab | 1615 | struct rfkill *rfkill_dev; |
466449cf LCY |
1616 | u32 state; |
1617 | acpi_status status; | |
0606e1ab | 1618 | |
19d337df JB |
1619 | rfkill_dev = rfkill_alloc(name, dev, type, |
1620 | &acer_rfkill_ops, | |
1621 | (void *)(unsigned long)cap); | |
0606e1ab CC |
1622 | if (!rfkill_dev) |
1623 | return ERR_PTR(-ENOMEM); | |
0606e1ab | 1624 | |
72e71de1 | 1625 | status = get_u32(&state, cap); |
466449cf | 1626 | |
0606e1ab CC |
1627 | err = rfkill_register(rfkill_dev); |
1628 | if (err) { | |
19d337df | 1629 | rfkill_destroy(rfkill_dev); |
0606e1ab CC |
1630 | return ERR_PTR(err); |
1631 | } | |
8215af01 LCY |
1632 | |
1633 | if (ACPI_SUCCESS(status)) | |
1634 | rfkill_set_sw_state(rfkill_dev, !state); | |
1635 | ||
0606e1ab CC |
1636 | return rfkill_dev; |
1637 | } | |
1638 | ||
1639 | static int acer_rfkill_init(struct device *dev) | |
1640 | { | |
1709adab LCY |
1641 | int err; |
1642 | ||
1643 | if (has_cap(ACER_CAP_WIRELESS)) { | |
1644 | wireless_rfkill = acer_rfkill_register(dev, RFKILL_TYPE_WLAN, | |
1645 | "acer-wireless", ACER_CAP_WIRELESS); | |
1646 | if (IS_ERR(wireless_rfkill)) { | |
1647 | err = PTR_ERR(wireless_rfkill); | |
1648 | goto error_wireless; | |
1649 | } | |
1650 | } | |
0606e1ab CC |
1651 | |
1652 | if (has_cap(ACER_CAP_BLUETOOTH)) { | |
1653 | bluetooth_rfkill = acer_rfkill_register(dev, | |
1654 | RFKILL_TYPE_BLUETOOTH, "acer-bluetooth", | |
1655 | ACER_CAP_BLUETOOTH); | |
1656 | if (IS_ERR(bluetooth_rfkill)) { | |
1709adab LCY |
1657 | err = PTR_ERR(bluetooth_rfkill); |
1658 | goto error_bluetooth; | |
0606e1ab CC |
1659 | } |
1660 | } | |
1661 | ||
b3c9092b LCY |
1662 | if (has_cap(ACER_CAP_THREEG)) { |
1663 | threeg_rfkill = acer_rfkill_register(dev, | |
1664 | RFKILL_TYPE_WWAN, "acer-threeg", | |
1665 | ACER_CAP_THREEG); | |
1666 | if (IS_ERR(threeg_rfkill)) { | |
1709adab LCY |
1667 | err = PTR_ERR(threeg_rfkill); |
1668 | goto error_threeg; | |
b3c9092b LCY |
1669 | } |
1670 | } | |
1671 | ||
8215af01 LCY |
1672 | rfkill_inited = true; |
1673 | ||
1709adab LCY |
1674 | if ((ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) && |
1675 | has_cap(ACER_CAP_WIRELESS | ACER_CAP_BLUETOOTH | ACER_CAP_THREEG)) | |
70a9b904 LCY |
1676 | schedule_delayed_work(&acer_rfkill_work, |
1677 | round_jiffies_relative(HZ)); | |
0606e1ab CC |
1678 | |
1679 | return 0; | |
1709adab LCY |
1680 | |
1681 | error_threeg: | |
1682 | if (has_cap(ACER_CAP_BLUETOOTH)) { | |
1683 | rfkill_unregister(bluetooth_rfkill); | |
1684 | rfkill_destroy(bluetooth_rfkill); | |
1685 | } | |
1686 | error_bluetooth: | |
1687 | if (has_cap(ACER_CAP_WIRELESS)) { | |
1688 | rfkill_unregister(wireless_rfkill); | |
1689 | rfkill_destroy(wireless_rfkill); | |
1690 | } | |
1691 | error_wireless: | |
1692 | return err; | |
0606e1ab CC |
1693 | } |
1694 | ||
1695 | static void acer_rfkill_exit(void) | |
1696 | { | |
1709adab LCY |
1697 | if ((ec_raw_mode || !wmi_has_guid(ACERWMID_EVENT_GUID)) && |
1698 | has_cap(ACER_CAP_WIRELESS | ACER_CAP_BLUETOOTH | ACER_CAP_THREEG)) | |
70a9b904 | 1699 | cancel_delayed_work_sync(&acer_rfkill_work); |
19d337df | 1700 | |
1709adab LCY |
1701 | if (has_cap(ACER_CAP_WIRELESS)) { |
1702 | rfkill_unregister(wireless_rfkill); | |
1703 | rfkill_destroy(wireless_rfkill); | |
1704 | } | |
19d337df | 1705 | |
0606e1ab | 1706 | if (has_cap(ACER_CAP_BLUETOOTH)) { |
0606e1ab | 1707 | rfkill_unregister(bluetooth_rfkill); |
19d337df | 1708 | rfkill_destroy(bluetooth_rfkill); |
0606e1ab | 1709 | } |
b3c9092b LCY |
1710 | |
1711 | if (has_cap(ACER_CAP_THREEG)) { | |
1712 | rfkill_unregister(threeg_rfkill); | |
1713 | rfkill_destroy(threeg_rfkill); | |
1714 | } | |
0606e1ab CC |
1715 | return; |
1716 | } | |
1717 | ||
3fdca87d LCY |
1718 | static void acer_wmi_notify(u32 value, void *context) |
1719 | { | |
1720 | struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1721 | union acpi_object *obj; | |
1722 | struct event_return_value return_value; | |
1723 | acpi_status status; | |
92530664 SF |
1724 | u16 device_state; |
1725 | const struct key_entry *key; | |
8e2286ce | 1726 | u32 scancode; |
3fdca87d LCY |
1727 | |
1728 | status = wmi_get_event_data(value, &response); | |
1729 | if (status != AE_OK) { | |
249c720d | 1730 | pr_warn("bad event status 0x%x\n", status); |
3fdca87d LCY |
1731 | return; |
1732 | } | |
1733 | ||
1734 | obj = (union acpi_object *)response.pointer; | |
1735 | ||
1736 | if (!obj) | |
1737 | return; | |
1738 | if (obj->type != ACPI_TYPE_BUFFER) { | |
249c720d | 1739 | pr_warn("Unknown response received %d\n", obj->type); |
3fdca87d LCY |
1740 | kfree(obj); |
1741 | return; | |
1742 | } | |
1743 | if (obj->buffer.length != 8) { | |
249c720d | 1744 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
3fdca87d LCY |
1745 | kfree(obj); |
1746 | return; | |
1747 | } | |
1748 | ||
1749 | return_value = *((struct event_return_value *)obj->buffer.pointer); | |
1750 | kfree(obj); | |
1751 | ||
1752 | switch (return_value.function) { | |
1753 | case WMID_HOTKEY_EVENT: | |
92530664 SF |
1754 | device_state = return_value.device_state; |
1755 | pr_debug("device state: 0x%x\n", device_state); | |
1756 | ||
1757 | key = sparse_keymap_entry_from_scancode(acer_wmi_input_dev, | |
1758 | return_value.key_num); | |
1759 | if (!key) { | |
249c720d | 1760 | pr_warn("Unknown key number - 0x%x\n", |
3fdca87d | 1761 | return_value.key_num); |
92530664 | 1762 | } else { |
8e2286ce | 1763 | scancode = return_value.key_num; |
92530664 SF |
1764 | switch (key->keycode) { |
1765 | case KEY_WLAN: | |
1766 | case KEY_BLUETOOTH: | |
1767 | if (has_cap(ACER_CAP_WIRELESS)) | |
1768 | rfkill_set_sw_state(wireless_rfkill, | |
1769 | !(device_state & ACER_WMID3_GDS_WIRELESS)); | |
1770 | if (has_cap(ACER_CAP_THREEG)) | |
1771 | rfkill_set_sw_state(threeg_rfkill, | |
1772 | !(device_state & ACER_WMID3_GDS_THREEG)); | |
1773 | if (has_cap(ACER_CAP_BLUETOOTH)) | |
1774 | rfkill_set_sw_state(bluetooth_rfkill, | |
1775 | !(device_state & ACER_WMID3_GDS_BLUETOOTH)); | |
1776 | break; | |
8e2286ce LCY |
1777 | case KEY_TOUCHPAD_TOGGLE: |
1778 | scancode = (device_state & ACER_WMID3_GDS_TOUCHPAD) ? | |
1779 | KEY_TOUCHPAD_ON : KEY_TOUCHPAD_OFF; | |
92530664 | 1780 | } |
8e2286ce | 1781 | sparse_keymap_report_event(acer_wmi_input_dev, scancode, 1, true); |
92530664 | 1782 | } |
3fdca87d | 1783 | break; |
1eb3fe1d MV |
1784 | case WMID_ACCEL_EVENT: |
1785 | acer_gsensor_event(); | |
1786 | break; | |
3fdca87d | 1787 | default: |
249c720d | 1788 | pr_warn("Unknown function number - %d - %d\n", |
3fdca87d LCY |
1789 | return_value.function, return_value.key_num); |
1790 | break; | |
1791 | } | |
1792 | } | |
1793 | ||
76d51dd9 | 1794 | static acpi_status __init |
280642c3 CC |
1795 | wmid3_set_function_mode(struct func_input_params *params, |
1796 | struct func_return_value *return_value) | |
59ccf2f3 FLCY |
1797 | { |
1798 | acpi_status status; | |
1799 | union acpi_object *obj; | |
1800 | ||
280642c3 | 1801 | struct acpi_buffer input = { sizeof(struct func_input_params), params }; |
59ccf2f3 FLCY |
1802 | struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL }; |
1803 | ||
1804 | status = wmi_evaluate_method(WMID_GUID3, 0, 0x1, &input, &output); | |
1805 | if (ACPI_FAILURE(status)) | |
1806 | return status; | |
1807 | ||
1808 | obj = output.pointer; | |
1809 | ||
1810 | if (!obj) | |
1811 | return AE_ERROR; | |
1812 | else if (obj->type != ACPI_TYPE_BUFFER) { | |
1813 | kfree(obj); | |
1814 | return AE_ERROR; | |
1815 | } | |
1816 | if (obj->buffer.length != 4) { | |
249c720d | 1817 | pr_warn("Unknown buffer length %d\n", obj->buffer.length); |
59ccf2f3 FLCY |
1818 | kfree(obj); |
1819 | return AE_ERROR; | |
1820 | } | |
1821 | ||
280642c3 | 1822 | *return_value = *((struct func_return_value *)obj->buffer.pointer); |
59ccf2f3 FLCY |
1823 | kfree(obj); |
1824 | ||
1825 | return status; | |
1826 | } | |
1827 | ||
76d51dd9 | 1828 | static int __init acer_wmi_enable_ec_raw(void) |
59ccf2f3 | 1829 | { |
280642c3 | 1830 | struct func_return_value return_value; |
59ccf2f3 | 1831 | acpi_status status; |
280642c3 | 1832 | struct func_input_params params = { |
59ccf2f3 FLCY |
1833 | .function_num = 0x1, |
1834 | .commun_devices = 0xFFFF, | |
1835 | .devices = 0xFFFF, | |
280642c3 CC |
1836 | .app_status = 0x00, /* Launch Manager Deactive */ |
1837 | .app_mask = 0x01, | |
59ccf2f3 FLCY |
1838 | }; |
1839 | ||
280642c3 | 1840 | status = wmid3_set_function_mode(¶ms, &return_value); |
59ccf2f3 FLCY |
1841 | |
1842 | if (return_value.error_code || return_value.ec_return_value) | |
249c720d JP |
1843 | pr_warn("Enabling EC raw mode failed: 0x%x - 0x%x\n", |
1844 | return_value.error_code, | |
1845 | return_value.ec_return_value); | |
59ccf2f3 | 1846 | else |
249c720d | 1847 | pr_info("Enabled EC raw mode\n"); |
59ccf2f3 FLCY |
1848 | |
1849 | return status; | |
1850 | } | |
1851 | ||
76d51dd9 | 1852 | static int __init acer_wmi_enable_lm(void) |
59ccf2f3 | 1853 | { |
280642c3 | 1854 | struct func_return_value return_value; |
59ccf2f3 | 1855 | acpi_status status; |
280642c3 | 1856 | struct func_input_params params = { |
59ccf2f3 FLCY |
1857 | .function_num = 0x1, |
1858 | .commun_devices = 0xFFFF, | |
1859 | .devices = 0xFFFF, | |
280642c3 CC |
1860 | .app_status = 0x01, /* Launch Manager Active */ |
1861 | .app_mask = 0x01, | |
59ccf2f3 FLCY |
1862 | }; |
1863 | ||
280642c3 | 1864 | status = wmid3_set_function_mode(¶ms, &return_value); |
59ccf2f3 FLCY |
1865 | |
1866 | if (return_value.error_code || return_value.ec_return_value) | |
249c720d JP |
1867 | pr_warn("Enabling Launch Manager failed: 0x%x - 0x%x\n", |
1868 | return_value.error_code, | |
1869 | return_value.ec_return_value); | |
59ccf2f3 FLCY |
1870 | |
1871 | return status; | |
1872 | } | |
1873 | ||
280642c3 CC |
1874 | static int __init acer_wmi_enable_rf_button(void) |
1875 | { | |
1876 | struct func_return_value return_value; | |
1877 | acpi_status status; | |
1878 | struct func_input_params params = { | |
1879 | .function_num = 0x1, | |
1880 | .commun_devices = 0xFFFF, | |
1881 | .devices = 0xFFFF, | |
1882 | .app_status = 0x10, /* RF Button Active */ | |
1883 | .app_mask = 0x10, | |
1884 | }; | |
1885 | ||
1886 | status = wmid3_set_function_mode(¶ms, &return_value); | |
1887 | ||
1888 | if (return_value.error_code || return_value.ec_return_value) | |
1889 | pr_warn("Enabling RF Button failed: 0x%x - 0x%x\n", | |
1890 | return_value.error_code, | |
1891 | return_value.ec_return_value); | |
1892 | ||
1893 | return status; | |
1894 | } | |
1895 | ||
98d610c3 LCY |
1896 | #define ACER_WMID_ACCEL_HID "BST0001" |
1897 | ||
1eb3fe1d MV |
1898 | static acpi_status __init acer_wmi_get_handle_cb(acpi_handle ah, u32 level, |
1899 | void *ctx, void **retval) | |
1900 | { | |
98d610c3 LCY |
1901 | struct acpi_device *dev; |
1902 | ||
1903 | if (!strcmp(ctx, "SENR")) { | |
1904 | if (acpi_bus_get_device(ah, &dev)) | |
1905 | return AE_OK; | |
f9ac89f5 | 1906 | if (strcmp(ACER_WMID_ACCEL_HID, acpi_device_hid(dev))) |
98d610c3 LCY |
1907 | return AE_OK; |
1908 | } else | |
1909 | return AE_OK; | |
1910 | ||
1eb3fe1d | 1911 | *(acpi_handle *)retval = ah; |
98d610c3 LCY |
1912 | |
1913 | return AE_CTRL_TERMINATE; | |
1eb3fe1d MV |
1914 | } |
1915 | ||
1916 | static int __init acer_wmi_get_handle(const char *name, const char *prop, | |
1917 | acpi_handle *ah) | |
1918 | { | |
1919 | acpi_status status; | |
1920 | acpi_handle handle; | |
1921 | ||
1922 | BUG_ON(!name || !ah); | |
1923 | ||
24237c43 | 1924 | handle = NULL; |
1eb3fe1d MV |
1925 | status = acpi_get_devices(prop, acer_wmi_get_handle_cb, |
1926 | (void *)name, &handle); | |
f9ac89f5 | 1927 | if (ACPI_SUCCESS(status) && handle) { |
1eb3fe1d MV |
1928 | *ah = handle; |
1929 | return 0; | |
1930 | } else { | |
1931 | return -ENODEV; | |
1932 | } | |
1933 | } | |
1934 | ||
1935 | static int __init acer_wmi_accel_setup(void) | |
1936 | { | |
1937 | int err; | |
1938 | ||
98d610c3 | 1939 | err = acer_wmi_get_handle("SENR", ACER_WMID_ACCEL_HID, &gsensor_handle); |
1eb3fe1d MV |
1940 | if (err) |
1941 | return err; | |
1942 | ||
1943 | interface->capability |= ACER_CAP_ACCEL; | |
1944 | ||
1945 | acer_wmi_accel_dev = input_allocate_device(); | |
1946 | if (!acer_wmi_accel_dev) | |
1947 | return -ENOMEM; | |
1948 | ||
1949 | acer_wmi_accel_dev->open = acer_gsensor_open; | |
1950 | ||
1951 | acer_wmi_accel_dev->name = "Acer BMA150 accelerometer"; | |
1952 | acer_wmi_accel_dev->phys = "wmi/input1"; | |
1953 | acer_wmi_accel_dev->id.bustype = BUS_HOST; | |
1954 | acer_wmi_accel_dev->evbit[0] = BIT_MASK(EV_ABS); | |
1955 | input_set_abs_params(acer_wmi_accel_dev, ABS_X, -16384, 16384, 0, 0); | |
1956 | input_set_abs_params(acer_wmi_accel_dev, ABS_Y, -16384, 16384, 0, 0); | |
1957 | input_set_abs_params(acer_wmi_accel_dev, ABS_Z, -16384, 16384, 0, 0); | |
1958 | ||
1959 | err = input_register_device(acer_wmi_accel_dev); | |
1960 | if (err) | |
1961 | goto err_free_dev; | |
1962 | ||
1963 | return 0; | |
1964 | ||
1965 | err_free_dev: | |
1966 | input_free_device(acer_wmi_accel_dev); | |
1967 | return err; | |
1968 | } | |
1969 | ||
1970 | static void acer_wmi_accel_destroy(void) | |
1971 | { | |
1972 | input_unregister_device(acer_wmi_accel_dev); | |
1eb3fe1d MV |
1973 | } |
1974 | ||
3fdca87d LCY |
1975 | static int __init acer_wmi_input_setup(void) |
1976 | { | |
1977 | acpi_status status; | |
1978 | int err; | |
1979 | ||
1980 | acer_wmi_input_dev = input_allocate_device(); | |
1981 | if (!acer_wmi_input_dev) | |
1982 | return -ENOMEM; | |
1983 | ||
1984 | acer_wmi_input_dev->name = "Acer WMI hotkeys"; | |
1985 | acer_wmi_input_dev->phys = "wmi/input0"; | |
1986 | acer_wmi_input_dev->id.bustype = BUS_HOST; | |
1987 | ||
1988 | err = sparse_keymap_setup(acer_wmi_input_dev, acer_wmi_keymap, NULL); | |
1989 | if (err) | |
1990 | goto err_free_dev; | |
1991 | ||
1992 | status = wmi_install_notify_handler(ACERWMID_EVENT_GUID, | |
1993 | acer_wmi_notify, NULL); | |
1994 | if (ACPI_FAILURE(status)) { | |
1995 | err = -EIO; | |
cd1aaef0 | 1996 | goto err_free_dev; |
3fdca87d LCY |
1997 | } |
1998 | ||
1999 | err = input_register_device(acer_wmi_input_dev); | |
2000 | if (err) | |
2001 | goto err_uninstall_notifier; | |
2002 | ||
2003 | return 0; | |
2004 | ||
2005 | err_uninstall_notifier: | |
2006 | wmi_remove_notify_handler(ACERWMID_EVENT_GUID); | |
3fdca87d LCY |
2007 | err_free_dev: |
2008 | input_free_device(acer_wmi_input_dev); | |
2009 | return err; | |
2010 | } | |
2011 | ||
2012 | static void acer_wmi_input_destroy(void) | |
2013 | { | |
2014 | wmi_remove_notify_handler(ACERWMID_EVENT_GUID); | |
3fdca87d LCY |
2015 | input_unregister_device(acer_wmi_input_dev); |
2016 | } | |
2017 | ||
81143522 CC |
2018 | /* |
2019 | * debugfs functions | |
2020 | */ | |
2021 | static u32 get_wmid_devices(void) | |
2022 | { | |
2023 | struct acpi_buffer out = {ACPI_ALLOCATE_BUFFER, NULL}; | |
2024 | union acpi_object *obj; | |
2025 | acpi_status status; | |
66904863 | 2026 | u32 devices = 0; |
81143522 CC |
2027 | |
2028 | status = wmi_query_block(WMID_GUID2, 1, &out); | |
2029 | if (ACPI_FAILURE(status)) | |
2030 | return 0; | |
2031 | ||
2032 | obj = (union acpi_object *) out.pointer; | |
f20aaba9 LCY |
2033 | if (obj) { |
2034 | if (obj->type == ACPI_TYPE_BUFFER && | |
2035 | (obj->buffer.length == sizeof(u32) || | |
2036 | obj->buffer.length == sizeof(u64))) { | |
2037 | devices = *((u32 *) obj->buffer.pointer); | |
2038 | } else if (obj->type == ACPI_TYPE_INTEGER) { | |
2039 | devices = (u32) obj->integer.value; | |
2040 | } | |
81143522 | 2041 | } |
66904863 AL |
2042 | |
2043 | kfree(out.pointer); | |
2044 | return devices; | |
81143522 CC |
2045 | } |
2046 | ||
745a5d21 CC |
2047 | /* |
2048 | * Platform device | |
2049 | */ | |
b859f159 | 2050 | static int acer_platform_probe(struct platform_device *device) |
745a5d21 CC |
2051 | { |
2052 | int err; | |
2053 | ||
2054 | if (has_cap(ACER_CAP_MAILLED)) { | |
2055 | err = acer_led_init(&device->dev); | |
2056 | if (err) | |
2057 | goto error_mailled; | |
2058 | } | |
2059 | ||
2060 | if (has_cap(ACER_CAP_BRIGHTNESS)) { | |
2061 | err = acer_backlight_init(&device->dev); | |
2062 | if (err) | |
2063 | goto error_brightness; | |
2064 | } | |
2065 | ||
0606e1ab | 2066 | err = acer_rfkill_init(&device->dev); |
350e3290 AW |
2067 | if (err) |
2068 | goto error_rfkill; | |
0606e1ab CC |
2069 | |
2070 | return err; | |
745a5d21 | 2071 | |
350e3290 AW |
2072 | error_rfkill: |
2073 | if (has_cap(ACER_CAP_BRIGHTNESS)) | |
2074 | acer_backlight_exit(); | |
745a5d21 | 2075 | error_brightness: |
350e3290 AW |
2076 | if (has_cap(ACER_CAP_MAILLED)) |
2077 | acer_led_exit(); | |
745a5d21 CC |
2078 | error_mailled: |
2079 | return err; | |
2080 | } | |
2081 | ||
2082 | static int acer_platform_remove(struct platform_device *device) | |
2083 | { | |
2084 | if (has_cap(ACER_CAP_MAILLED)) | |
2085 | acer_led_exit(); | |
2086 | if (has_cap(ACER_CAP_BRIGHTNESS)) | |
2087 | acer_backlight_exit(); | |
0606e1ab CC |
2088 | |
2089 | acer_rfkill_exit(); | |
745a5d21 CC |
2090 | return 0; |
2091 | } | |
2092 | ||
80f65558 | 2093 | #ifdef CONFIG_PM_SLEEP |
3c33be0b | 2094 | static int acer_suspend(struct device *dev) |
745a5d21 CC |
2095 | { |
2096 | u32 value; | |
2097 | struct acer_data *data = &interface->data; | |
2098 | ||
2099 | if (!data) | |
2100 | return -ENOMEM; | |
2101 | ||
745a5d21 CC |
2102 | if (has_cap(ACER_CAP_MAILLED)) { |
2103 | get_u32(&value, ACER_CAP_MAILLED); | |
9a0b74fd | 2104 | set_u32(LED_OFF, ACER_CAP_MAILLED); |
745a5d21 CC |
2105 | data->mailled = value; |
2106 | } | |
2107 | ||
2108 | if (has_cap(ACER_CAP_BRIGHTNESS)) { | |
2109 | get_u32(&value, ACER_CAP_BRIGHTNESS); | |
2110 | data->brightness = value; | |
2111 | } | |
2112 | ||
2113 | return 0; | |
2114 | } | |
2115 | ||
3c33be0b | 2116 | static int acer_resume(struct device *dev) |
745a5d21 CC |
2117 | { |
2118 | struct acer_data *data = &interface->data; | |
2119 | ||
2120 | if (!data) | |
2121 | return -ENOMEM; | |
2122 | ||
745a5d21 CC |
2123 | if (has_cap(ACER_CAP_MAILLED)) |
2124 | set_u32(data->mailled, ACER_CAP_MAILLED); | |
2125 | ||
2126 | if (has_cap(ACER_CAP_BRIGHTNESS)) | |
2127 | set_u32(data->brightness, ACER_CAP_BRIGHTNESS); | |
2128 | ||
1eb3fe1d MV |
2129 | if (has_cap(ACER_CAP_ACCEL)) |
2130 | acer_gsensor_init(); | |
2131 | ||
745a5d21 CC |
2132 | return 0; |
2133 | } | |
80f65558 MK |
2134 | #else |
2135 | #define acer_suspend NULL | |
2136 | #define acer_resume NULL | |
2137 | #endif | |
745a5d21 | 2138 | |
3c33be0b RW |
2139 | static SIMPLE_DEV_PM_OPS(acer_pm, acer_suspend, acer_resume); |
2140 | ||
9a0b74fd PR |
2141 | static void acer_platform_shutdown(struct platform_device *device) |
2142 | { | |
2143 | struct acer_data *data = &interface->data; | |
2144 | ||
2145 | if (!data) | |
2146 | return; | |
2147 | ||
2148 | if (has_cap(ACER_CAP_MAILLED)) | |
2149 | set_u32(LED_OFF, ACER_CAP_MAILLED); | |
2150 | } | |
2151 | ||
745a5d21 CC |
2152 | static struct platform_driver acer_platform_driver = { |
2153 | .driver = { | |
2154 | .name = "acer-wmi", | |
3c33be0b | 2155 | .pm = &acer_pm, |
745a5d21 CC |
2156 | }, |
2157 | .probe = acer_platform_probe, | |
2158 | .remove = acer_platform_remove, | |
9a0b74fd | 2159 | .shutdown = acer_platform_shutdown, |
745a5d21 CC |
2160 | }; |
2161 | ||
2162 | static struct platform_device *acer_platform_device; | |
2163 | ||
81143522 CC |
2164 | static void remove_debugfs(void) |
2165 | { | |
2166 | debugfs_remove(interface->debug.devices); | |
2167 | debugfs_remove(interface->debug.root); | |
2168 | } | |
2169 | ||
76d51dd9 | 2170 | static int __init create_debugfs(void) |
81143522 CC |
2171 | { |
2172 | interface->debug.root = debugfs_create_dir("acer-wmi", NULL); | |
2173 | if (!interface->debug.root) { | |
cae15702 | 2174 | pr_err("Failed to create debugfs directory"); |
81143522 CC |
2175 | return -ENOMEM; |
2176 | } | |
2177 | ||
2178 | interface->debug.devices = debugfs_create_u32("devices", S_IRUGO, | |
2179 | interface->debug.root, | |
2180 | &interface->debug.wmid_devices); | |
2181 | if (!interface->debug.devices) | |
2182 | goto error_debugfs; | |
2183 | ||
2184 | return 0; | |
2185 | ||
2186 | error_debugfs: | |
39dbbb45 | 2187 | remove_debugfs(); |
81143522 CC |
2188 | return -ENOMEM; |
2189 | } | |
2190 | ||
745a5d21 CC |
2191 | static int __init acer_wmi_init(void) |
2192 | { | |
2193 | int err; | |
2194 | ||
cae15702 | 2195 | pr_info("Acer Laptop ACPI-WMI Extras\n"); |
745a5d21 | 2196 | |
a74dd5fd | 2197 | if (dmi_check_system(acer_blacklist)) { |
cae15702 | 2198 | pr_info("Blacklisted hardware detected - not loading\n"); |
a74dd5fd CC |
2199 | return -ENODEV; |
2200 | } | |
2201 | ||
9991d9f2 CC |
2202 | find_quirks(); |
2203 | ||
5241b193 LCY |
2204 | /* |
2205 | * The AMW0_GUID1 wmi is not only found on Acer family but also other | |
2206 | * machines like Lenovo, Fujitsu and Medion. In the past days, | |
2207 | * acer-wmi driver handled those non-Acer machines by quirks list. | |
2208 | * But actually acer-wmi driver was loaded on any machines that have | |
2209 | * AMW0_GUID1. This behavior is strange because those machines should | |
2210 | * be supported by appropriate wmi drivers. e.g. fujitsu-laptop, | |
2211 | * ideapad-laptop. So, here checks the machine that has AMW0_GUID1 | |
2212 | * should be in Acer/Gateway/Packard Bell white list, or it's already | |
2213 | * in the past quirk list. | |
2214 | */ | |
2215 | if (wmi_has_guid(AMW0_GUID1) && | |
2216 | !dmi_check_system(amw0_whitelist) && | |
2217 | quirks == &quirk_unknown) { | |
2218 | pr_err("Unsupported machine has AMW0_GUID1, unable to load\n"); | |
2219 | return -ENODEV; | |
2220 | } | |
2221 | ||
745a5d21 CC |
2222 | /* |
2223 | * Detect which ACPI-WMI interface we're using. | |
2224 | */ | |
2225 | if (wmi_has_guid(AMW0_GUID1) && wmi_has_guid(WMID_GUID1)) | |
2226 | interface = &AMW0_V2_interface; | |
2227 | ||
2228 | if (!wmi_has_guid(AMW0_GUID1) && wmi_has_guid(WMID_GUID1)) | |
2229 | interface = &wmid_interface; | |
2230 | ||
72e71de1 LCY |
2231 | if (wmi_has_guid(WMID_GUID3)) |
2232 | interface = &wmid_v2_interface; | |
2233 | ||
2234 | if (interface) | |
2235 | dmi_walk(type_aa_dmi_decode, NULL); | |
2236 | ||
745a5d21 | 2237 | if (wmi_has_guid(WMID_GUID2) && interface) { |
72e71de1 | 2238 | if (!has_type_aa && ACPI_FAILURE(WMID_set_capabilities())) { |
cae15702 | 2239 | pr_err("Unable to detect available WMID devices\n"); |
745a5d21 CC |
2240 | return -ENODEV; |
2241 | } | |
72e71de1 LCY |
2242 | /* WMID always provides brightness methods */ |
2243 | interface->capability |= ACER_CAP_BRIGHTNESS; | |
2244 | } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa) { | |
cae15702 | 2245 | pr_err("No WMID device detection method found\n"); |
745a5d21 CC |
2246 | return -ENODEV; |
2247 | } | |
2248 | ||
2249 | if (wmi_has_guid(AMW0_GUID1) && !wmi_has_guid(WMID_GUID1)) { | |
2250 | interface = &AMW0_interface; | |
2251 | ||
2252 | if (ACPI_FAILURE(AMW0_set_capabilities())) { | |
cae15702 | 2253 | pr_err("Unable to detect available AMW0 devices\n"); |
745a5d21 CC |
2254 | return -ENODEV; |
2255 | } | |
2256 | } | |
2257 | ||
9b963c40 CC |
2258 | if (wmi_has_guid(AMW0_GUID1)) |
2259 | AMW0_find_mailled(); | |
745a5d21 | 2260 | |
745a5d21 | 2261 | if (!interface) { |
cae15702 | 2262 | pr_err("No or unsupported WMI interface, unable to load\n"); |
745a5d21 CC |
2263 | return -ENODEV; |
2264 | } | |
2265 | ||
83097aca AV |
2266 | set_quirks(); |
2267 | ||
a60b2176 | 2268 | if (dmi_check_system(video_vendor_dmi_table)) |
9a65f0df HG |
2269 | acpi_video_set_dmi_backlight_type(acpi_backlight_vendor); |
2270 | ||
2271 | if (acpi_video_get_backlight_type() != acpi_backlight_vendor) | |
a60b2176 | 2272 | interface->capability &= ~ACER_CAP_BRIGHTNESS; |
febf2d95 | 2273 | |
59ccf2f3 | 2274 | if (wmi_has_guid(WMID_GUID3)) { |
280642c3 CC |
2275 | if (ACPI_FAILURE(acer_wmi_enable_rf_button())) |
2276 | pr_warn("Cannot enable RF Button Driver\n"); | |
2277 | ||
59ccf2f3 FLCY |
2278 | if (ec_raw_mode) { |
2279 | if (ACPI_FAILURE(acer_wmi_enable_ec_raw())) { | |
cae15702 | 2280 | pr_err("Cannot enable EC raw mode\n"); |
59ccf2f3 FLCY |
2281 | return -ENODEV; |
2282 | } | |
2283 | } else if (ACPI_FAILURE(acer_wmi_enable_lm())) { | |
cae15702 | 2284 | pr_err("Cannot enable Launch Manager mode\n"); |
59ccf2f3 FLCY |
2285 | return -ENODEV; |
2286 | } | |
2287 | } else if (ec_raw_mode) { | |
cae15702 | 2288 | pr_info("No WMID EC raw mode enable method\n"); |
59ccf2f3 FLCY |
2289 | } |
2290 | ||
3fdca87d LCY |
2291 | if (wmi_has_guid(ACERWMID_EVENT_GUID)) { |
2292 | err = acer_wmi_input_setup(); | |
2293 | if (err) | |
2294 | return err; | |
98d610c3 | 2295 | err = acer_wmi_accel_setup(); |
f9ac89f5 LCY |
2296 | if (err && err != -ENODEV) |
2297 | pr_warn("Cannot enable accelerometer\n"); | |
3fdca87d LCY |
2298 | } |
2299 | ||
1c79632b AL |
2300 | err = platform_driver_register(&acer_platform_driver); |
2301 | if (err) { | |
6e71f38b | 2302 | pr_err("Unable to register platform driver\n"); |
745a5d21 CC |
2303 | goto error_platform_register; |
2304 | } | |
1c79632b | 2305 | |
745a5d21 | 2306 | acer_platform_device = platform_device_alloc("acer-wmi", -1); |
1c79632b AL |
2307 | if (!acer_platform_device) { |
2308 | err = -ENOMEM; | |
2309 | goto error_device_alloc; | |
2310 | } | |
2311 | ||
2312 | err = platform_device_add(acer_platform_device); | |
2313 | if (err) | |
2314 | goto error_device_add; | |
745a5d21 | 2315 | |
81143522 CC |
2316 | if (wmi_has_guid(WMID_GUID2)) { |
2317 | interface->debug.wmid_devices = get_wmid_devices(); | |
2318 | err = create_debugfs(); | |
2319 | if (err) | |
1c79632b | 2320 | goto error_create_debugfs; |
81143522 CC |
2321 | } |
2322 | ||
745a5d21 CC |
2323 | /* Override any initial settings with values from the commandline */ |
2324 | acer_commandline_init(); | |
2325 | ||
2326 | return 0; | |
2327 | ||
1c79632b | 2328 | error_create_debugfs: |
1c79632b AL |
2329 | platform_device_del(acer_platform_device); |
2330 | error_device_add: | |
2331 | platform_device_put(acer_platform_device); | |
2332 | error_device_alloc: | |
2333 | platform_driver_unregister(&acer_platform_driver); | |
745a5d21 | 2334 | error_platform_register: |
3fdca87d LCY |
2335 | if (wmi_has_guid(ACERWMID_EVENT_GUID)) |
2336 | acer_wmi_input_destroy(); | |
1eb3fe1d MV |
2337 | if (has_cap(ACER_CAP_ACCEL)) |
2338 | acer_wmi_accel_destroy(); | |
3fdca87d | 2339 | |
1c79632b | 2340 | return err; |
745a5d21 CC |
2341 | } |
2342 | ||
2343 | static void __exit acer_wmi_exit(void) | |
2344 | { | |
3fdca87d LCY |
2345 | if (wmi_has_guid(ACERWMID_EVENT_GUID)) |
2346 | acer_wmi_input_destroy(); | |
2347 | ||
1eb3fe1d MV |
2348 | if (has_cap(ACER_CAP_ACCEL)) |
2349 | acer_wmi_accel_destroy(); | |
2350 | ||
39dbbb45 | 2351 | remove_debugfs(); |
97ba0af0 | 2352 | platform_device_unregister(acer_platform_device); |
745a5d21 CC |
2353 | platform_driver_unregister(&acer_platform_driver); |
2354 | ||
cae15702 | 2355 | pr_info("Acer Laptop WMI Extras unloaded\n"); |
745a5d21 CC |
2356 | return; |
2357 | } | |
2358 | ||
2359 | module_init(acer_wmi_init); | |
2360 | module_exit(acer_wmi_exit); |