]>
Commit | Line | Data |
---|---|---|
85091b71 CC |
1 | /* |
2 | * asus-laptop.c - Asus Laptop Support | |
3 | * | |
4 | * | |
5 | * Copyright (C) 2002-2005 Julien Lerouge, 2003-2006 Karol Kozimor | |
8ec555c2 | 6 | * Copyright (C) 2006-2007 Corentin Chary |
8819de7f | 7 | * Copyright (C) 2011 Wind River Systems |
85091b71 CC |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
22 | * | |
23 | * | |
24 | * The development page for this driver is located at | |
25 | * http://sourceforge.net/projects/acpi4asus/ | |
26 | * | |
27 | * Credits: | |
28 | * Pontus Fuchs - Helper functions, cleanup | |
29 | * Johann Wiesner - Small compile fixes | |
30 | * John Belmonte - ACPI code for Toshiba laptop was a good starting point. | |
31 | * Eric Burghard - LED display support for W1N | |
32 | * Josh Green - Light Sens support | |
c8440336 | 33 | * Thomas Tuttle - His first patch for led support was very helpful |
e539c2f6 | 34 | * Sam Lin - GPS support |
85091b71 CC |
35 | */ |
36 | ||
2fcc23da CC |
37 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
38 | ||
85091b71 CC |
39 | #include <linux/kernel.h> |
40 | #include <linux/module.h> | |
41 | #include <linux/init.h> | |
42 | #include <linux/types.h> | |
43 | #include <linux/err.h> | |
44 | #include <linux/proc_fs.h> | |
6b7091e7 CC |
45 | #include <linux/backlight.h> |
46 | #include <linux/fb.h> | |
be18cdab | 47 | #include <linux/leds.h> |
85091b71 | 48 | #include <linux/platform_device.h> |
060cbce6 | 49 | #include <linux/uaccess.h> |
034ce90a | 50 | #include <linux/input.h> |
66a71dd1 | 51 | #include <linux/input/sparse-keymap.h> |
8819de7f | 52 | #include <linux/input-polldev.h> |
18e1311e | 53 | #include <linux/rfkill.h> |
5a0e3ad6 | 54 | #include <linux/slab.h> |
af96f877 | 55 | #include <linux/dmi.h> |
060cbce6 CC |
56 | #include <acpi/acpi_drivers.h> |
57 | #include <acpi/acpi_bus.h> | |
85091b71 | 58 | |
91687cc8 | 59 | #define ASUS_LAPTOP_VERSION "0.42" |
85091b71 | 60 | |
50a90c4d CC |
61 | #define ASUS_LAPTOP_NAME "Asus Laptop Support" |
62 | #define ASUS_LAPTOP_CLASS "hotkey" | |
63 | #define ASUS_LAPTOP_DEVICE_NAME "Hotkey" | |
64 | #define ASUS_LAPTOP_FILE KBUILD_MODNAME | |
65 | #define ASUS_LAPTOP_PREFIX "\\_SB.ATKD." | |
85091b71 | 66 | |
85091b71 | 67 | MODULE_AUTHOR("Julien Lerouge, Karol Kozimor, Corentin Chary"); |
50a90c4d | 68 | MODULE_DESCRIPTION(ASUS_LAPTOP_NAME); |
85091b71 CC |
69 | MODULE_LICENSE("GPL"); |
70 | ||
be966660 CC |
71 | /* |
72 | * WAPF defines the behavior of the Fn+Fx wlan key | |
185e5af9 CC |
73 | * The significance of values is yet to be found, but |
74 | * most of the time: | |
fddbfed5 CC |
75 | * Bit | Bluetooth | WLAN |
76 | * 0 | Hardware | Hardware | |
77 | * 1 | Hardware | Software | |
78 | * 4 | Software | Software | |
185e5af9 CC |
79 | */ |
80 | static uint wapf = 1; | |
c26d85cb | 81 | module_param(wapf, uint, 0444); |
185e5af9 CC |
82 | MODULE_PARM_DESC(wapf, "WAPF value"); |
83 | ||
668f4a03 DC |
84 | static int wlan_status = 1; |
85 | static int bluetooth_status = 1; | |
ba1ff5be CC |
86 | static int wimax_status = -1; |
87 | static int wwan_status = -1; | |
abec04db | 88 | static int als_status; |
0e875f49 | 89 | |
c26d85cb | 90 | module_param(wlan_status, int, 0444); |
d0930a2d | 91 | MODULE_PARM_DESC(wlan_status, "Set the wireless status on boot " |
0e875f49 | 92 | "(0 = disabled, 1 = enabled, -1 = don't do anything). " |
16cbf933 | 93 | "default is -1"); |
0e875f49 | 94 | |
c26d85cb | 95 | module_param(bluetooth_status, int, 0444); |
0e875f49 CC |
96 | MODULE_PARM_DESC(bluetooth_status, "Set the wireless status on boot " |
97 | "(0 = disabled, 1 = enabled, -1 = don't do anything). " | |
16cbf933 | 98 | "default is -1"); |
0e875f49 | 99 | |
ba1ff5be CC |
100 | module_param(wimax_status, int, 0444); |
101 | MODULE_PARM_DESC(wimax_status, "Set the wireless status on boot " | |
102 | "(0 = disabled, 1 = enabled, -1 = don't do anything). " | |
16cbf933 | 103 | "default is -1"); |
ba1ff5be CC |
104 | |
105 | module_param(wwan_status, int, 0444); | |
106 | MODULE_PARM_DESC(wwan_status, "Set the wireless status on boot " | |
107 | "(0 = disabled, 1 = enabled, -1 = don't do anything). " | |
16cbf933 | 108 | "default is -1"); |
ba1ff5be | 109 | |
abec04db AR |
110 | module_param(als_status, int, 0444); |
111 | MODULE_PARM_DESC(als_status, "Set the ALS status on boot " | |
112 | "(0 = disabled, 1 = enabled). " | |
113 | "default is 0"); | |
114 | ||
be4ee82d CC |
115 | /* |
116 | * Some events we use, same for all Asus | |
117 | */ | |
060cbce6 CC |
118 | #define ATKD_BR_UP 0x10 /* (event & ~ATKD_BR_UP) = brightness level */ |
119 | #define ATKD_BR_DOWN 0x20 /* (event & ~ATKD_BR_DOWN) = britghness level */ | |
a539df5e | 120 | #define ATKD_BR_MIN ATKD_BR_UP |
060cbce6 | 121 | #define ATKD_BR_MAX (ATKD_BR_DOWN | 0xF) /* 0x2f */ |
be4ee82d CC |
122 | #define ATKD_LCD_ON 0x33 |
123 | #define ATKD_LCD_OFF 0x34 | |
124 | ||
125 | /* | |
126 | * Known bits returned by \_SB.ATKD.HWRS | |
127 | */ | |
128 | #define WL_HWRS 0x80 | |
129 | #define BT_HWRS 0x100 | |
130 | ||
131 | /* | |
132 | * Flags for hotk status | |
133 | * WL_ON and BT_ON are also used for wireless_status() | |
134 | */ | |
17e78f62 CC |
135 | #define WL_RSTS 0x01 /* internal Wifi */ |
136 | #define BT_RSTS 0x02 /* internal Bluetooth */ | |
ba1ff5be CC |
137 | #define WM_RSTS 0x08 /* internal wimax */ |
138 | #define WW_RSTS 0x20 /* internal wwan */ | |
be4ee82d | 139 | |
be18cdab | 140 | /* LED */ |
d99b577c CC |
141 | #define METHOD_MLED "MLED" |
142 | #define METHOD_TLED "TLED" | |
143 | #define METHOD_RLED "RLED" /* W1JC */ | |
144 | #define METHOD_PLED "PLED" /* A7J */ | |
145 | #define METHOD_GLED "GLED" /* G1, G2 (probably) */ | |
be18cdab | 146 | |
722ad971 | 147 | /* LEDD */ |
d99b577c | 148 | #define METHOD_LEDD "SLCM" |
722ad971 | 149 | |
be966660 CC |
150 | /* |
151 | * Bluetooth and WLAN | |
4564de17 CC |
152 | * WLED and BLED are not handled like other XLED, because in some dsdt |
153 | * they also control the WLAN/Bluetooth device. | |
154 | */ | |
d99b577c CC |
155 | #define METHOD_WLAN "WLED" |
156 | #define METHOD_BLUETOOTH "BLED" | |
ba1ff5be CC |
157 | |
158 | /* WWAN and WIMAX */ | |
159 | #define METHOD_WWAN "GSMC" | |
160 | #define METHOD_WIMAX "WMXC" | |
161 | ||
d99b577c | 162 | #define METHOD_WL_STATUS "RSTS" |
4564de17 | 163 | |
6b7091e7 | 164 | /* Brightness */ |
d99b577c CC |
165 | #define METHOD_BRIGHTNESS_SET "SPLV" |
166 | #define METHOD_BRIGHTNESS_GET "GPLV" | |
6b7091e7 | 167 | |
78127b4a | 168 | /* Display */ |
d99b577c | 169 | #define METHOD_SWITCH_DISPLAY "SDSP" |
060cbce6 | 170 | |
d99b577c CC |
171 | #define METHOD_ALS_CONTROL "ALSC" /* Z71A Z71V */ |
172 | #define METHOD_ALS_LEVEL "ALSL" /* Z71A Z71V */ | |
8b857353 | 173 | |
e539c2f6 CC |
174 | /* GPS */ |
175 | /* R2H use different handle for GPS on/off */ | |
d99b577c CC |
176 | #define METHOD_GPS_ON "SDON" |
177 | #define METHOD_GPS_OFF "SDOF" | |
178 | #define METHOD_GPS_STATUS "GPST" | |
e539c2f6 | 179 | |
b7d3fbc2 | 180 | /* Keyboard light */ |
d99b577c CC |
181 | #define METHOD_KBD_LIGHT_SET "SLKB" |
182 | #define METHOD_KBD_LIGHT_GET "GLKB" | |
b7d3fbc2 | 183 | |
8819de7f AR |
184 | /* For Pegatron Lucid tablet */ |
185 | #define DEVICE_NAME_PEGA "Lucid" | |
33989ba6 | 186 | |
8819de7f AR |
187 | #define METHOD_PEGA_ENABLE "ENPR" |
188 | #define METHOD_PEGA_DISABLE "DAPR" | |
14908399 AA |
189 | #define PEGA_WLAN 0x00 |
190 | #define PEGA_BLUETOOTH 0x01 | |
191 | #define PEGA_WWAN 0x02 | |
33989ba6 AR |
192 | #define PEGA_ALS 0x04 |
193 | #define PEGA_ALS_POWER 0x05 | |
194 | ||
8819de7f | 195 | #define METHOD_PEGA_READ "RDLN" |
33989ba6 AR |
196 | #define PEGA_READ_ALS_H 0x02 |
197 | #define PEGA_READ_ALS_L 0x03 | |
8819de7f | 198 | |
b23910c2 AR |
199 | #define PEGA_ACCEL_NAME "pega_accel" |
200 | #define PEGA_ACCEL_DESC "Pegatron Lucid Tablet Accelerometer" | |
201 | #define METHOD_XLRX "XLRX" | |
202 | #define METHOD_XLRY "XLRY" | |
203 | #define METHOD_XLRZ "XLRZ" | |
204 | #define PEGA_ACC_CLAMP 512 /* 1G accel is reported as ~256, so clamp to 2G */ | |
205 | #define PEGA_ACC_RETRIES 3 | |
206 | ||
9129d14d CC |
207 | /* |
208 | * Define a specific led structure to keep the main structure clean | |
209 | */ | |
aee0afb8 CC |
210 | struct asus_led { |
211 | int wk; | |
212 | struct work_struct work; | |
213 | struct led_classdev led; | |
214 | struct asus_laptop *asus; | |
215 | const char *method; | |
9129d14d CC |
216 | }; |
217 | ||
14908399 AA |
218 | /* |
219 | * Same thing for rfkill | |
220 | */ | |
221 | struct asus_pega_rfkill { | |
222 | int control_id; /* type of control. Maps to PEGA_* values */ | |
223 | struct rfkill *rfkill; | |
224 | struct asus_laptop *asus; | |
225 | }; | |
226 | ||
85091b71 CC |
227 | /* |
228 | * This is the main structure, we can use it to store anything interesting | |
229 | * about the hotk device | |
230 | */ | |
50a90c4d | 231 | struct asus_laptop { |
be966660 | 232 | char *name; /* laptop name */ |
600ad520 | 233 | |
7c247645 | 234 | struct acpi_table_header *dsdt_info; |
600ad520 | 235 | struct platform_device *platform_device; |
7c247645 CC |
236 | struct acpi_device *device; /* the device we are in */ |
237 | struct backlight_device *backlight_device; | |
9129d14d | 238 | |
7c247645 | 239 | struct input_dev *inputdev; |
9129d14d | 240 | struct key_entry *keymap; |
b23910c2 | 241 | struct input_polled_dev *pega_accel_poll; |
9129d14d | 242 | |
aee0afb8 CC |
243 | struct asus_led mled; |
244 | struct asus_led tled; | |
245 | struct asus_led rled; | |
246 | struct asus_led pled; | |
247 | struct asus_led gled; | |
248 | struct asus_led kled; | |
249 | struct workqueue_struct *led_workqueue; | |
7c247645 | 250 | |
aa9df930 CC |
251 | int wireless_status; |
252 | bool have_rsts; | |
8819de7f | 253 | bool is_pega_lucid; |
b23910c2 AR |
254 | bool pega_acc_live; |
255 | int pega_acc_x; | |
256 | int pega_acc_y; | |
257 | int pega_acc_z; | |
aa9df930 | 258 | |
18e1311e CC |
259 | struct rfkill *gps_rfkill; |
260 | ||
14908399 AA |
261 | struct asus_pega_rfkill wlanrfk; |
262 | struct asus_pega_rfkill btrfk; | |
263 | struct asus_pega_rfkill wwanrfk; | |
264 | ||
be966660 | 265 | acpi_handle handle; /* the handle of the hotk device */ |
be966660 CC |
266 | u32 ledd_status; /* status of the LED display */ |
267 | u8 light_level; /* light sensor level */ | |
268 | u8 light_switch; /* light sensor switch value */ | |
269 | u16 event_count[128]; /* count for each event TODO make this better */ | |
85091b71 CC |
270 | }; |
271 | ||
9129d14d | 272 | static const struct key_entry asus_keymap[] = { |
a539df5e | 273 | /* Lenovo SL Specific keycodes */ |
66a71dd1 CC |
274 | {KE_KEY, 0x02, { KEY_SCREENLOCK } }, |
275 | {KE_KEY, 0x05, { KEY_WLAN } }, | |
276 | {KE_KEY, 0x08, { KEY_F13 } }, | |
277 | {KE_KEY, 0x17, { KEY_ZOOM } }, | |
278 | {KE_KEY, 0x1f, { KEY_BATTERY } }, | |
a539df5e | 279 | /* End of Lenovo SL Specific keycodes */ |
66a71dd1 CC |
280 | {KE_KEY, 0x30, { KEY_VOLUMEUP } }, |
281 | {KE_KEY, 0x31, { KEY_VOLUMEDOWN } }, | |
282 | {KE_KEY, 0x32, { KEY_MUTE } }, | |
283 | {KE_KEY, 0x33, { KEY_SWITCHVIDEOMODE } }, | |
284 | {KE_KEY, 0x34, { KEY_SWITCHVIDEOMODE } }, | |
285 | {KE_KEY, 0x40, { KEY_PREVIOUSSONG } }, | |
286 | {KE_KEY, 0x41, { KEY_NEXTSONG } }, | |
287 | {KE_KEY, 0x43, { KEY_STOPCD } }, | |
288 | {KE_KEY, 0x45, { KEY_PLAYPAUSE } }, | |
289 | {KE_KEY, 0x4c, { KEY_MEDIA } }, | |
290 | {KE_KEY, 0x50, { KEY_EMAIL } }, | |
291 | {KE_KEY, 0x51, { KEY_WWW } }, | |
292 | {KE_KEY, 0x55, { KEY_CALC } }, | |
293 | {KE_KEY, 0x5C, { KEY_SCREENLOCK } }, /* Screenlock */ | |
294 | {KE_KEY, 0x5D, { KEY_WLAN } }, | |
295 | {KE_KEY, 0x5E, { KEY_WLAN } }, | |
296 | {KE_KEY, 0x5F, { KEY_WLAN } }, | |
297 | {KE_KEY, 0x60, { KEY_SWITCHVIDEOMODE } }, | |
298 | {KE_KEY, 0x61, { KEY_SWITCHVIDEOMODE } }, | |
299 | {KE_KEY, 0x62, { KEY_SWITCHVIDEOMODE } }, | |
300 | {KE_KEY, 0x63, { KEY_SWITCHVIDEOMODE } }, | |
301 | {KE_KEY, 0x6B, { KEY_F13 } }, /* Lock Touchpad */ | |
7f607d71 CC |
302 | {KE_KEY, 0x7E, { KEY_BLUETOOTH } }, |
303 | {KE_KEY, 0x7D, { KEY_BLUETOOTH } }, | |
66a71dd1 CC |
304 | {KE_KEY, 0x82, { KEY_CAMERA } }, |
305 | {KE_KEY, 0x88, { KEY_WLAN } }, | |
306 | {KE_KEY, 0x8A, { KEY_PROG1 } }, | |
307 | {KE_KEY, 0x95, { KEY_MEDIA } }, | |
308 | {KE_KEY, 0x99, { KEY_PHONE } }, | |
309 | {KE_KEY, 0xc4, { KEY_KBDILLUMUP } }, | |
310 | {KE_KEY, 0xc5, { KEY_KBDILLUMDOWN } }, | |
b58baecd | 311 | {KE_KEY, 0xb5, { KEY_CALC } }, |
034ce90a CC |
312 | {KE_END, 0}, |
313 | }; | |
314 | ||
66a71dd1 | 315 | |
85091b71 CC |
316 | /* |
317 | * This function evaluates an ACPI method, given an int as parameter, the | |
318 | * method is searched within the scope of the handle, can be NULL. The output | |
319 | * of the method is written is output, which can also be NULL | |
320 | * | |
f8d1c94b | 321 | * returns 0 if write is successful, -1 else. |
85091b71 | 322 | */ |
d8c67323 CC |
323 | static int write_acpi_int_ret(acpi_handle handle, const char *method, int val, |
324 | struct acpi_buffer *output) | |
85091b71 | 325 | { |
be966660 CC |
326 | struct acpi_object_list params; /* list of input parameters (an int) */ |
327 | union acpi_object in_obj; /* the only param we use */ | |
85091b71 CC |
328 | acpi_status status; |
329 | ||
f8d1c94b | 330 | if (!handle) |
9fb866f3 | 331 | return -1; |
f8d1c94b | 332 | |
85091b71 CC |
333 | params.count = 1; |
334 | params.pointer = &in_obj; | |
335 | in_obj.type = ACPI_TYPE_INTEGER; | |
336 | in_obj.integer.value = val; | |
337 | ||
338 | status = acpi_evaluate_object(handle, (char *)method, ¶ms, output); | |
f8d1c94b CC |
339 | if (status == AE_OK) |
340 | return 0; | |
341 | else | |
342 | return -1; | |
85091b71 CC |
343 | } |
344 | ||
d8c67323 CC |
345 | static int write_acpi_int(acpi_handle handle, const char *method, int val) |
346 | { | |
347 | return write_acpi_int_ret(handle, method, val, NULL); | |
348 | } | |
349 | ||
d99b577c CC |
350 | static int acpi_check_handle(acpi_handle handle, const char *method, |
351 | acpi_handle *ret) | |
352 | { | |
353 | acpi_status status; | |
354 | ||
355 | if (method == NULL) | |
356 | return -ENODEV; | |
357 | ||
358 | if (ret) | |
359 | status = acpi_get_handle(handle, (char *)method, | |
360 | ret); | |
361 | else { | |
362 | acpi_handle dummy; | |
363 | ||
364 | status = acpi_get_handle(handle, (char *)method, | |
365 | &dummy); | |
366 | } | |
367 | ||
368 | if (status != AE_OK) { | |
369 | if (ret) | |
5ad77dcf | 370 | pr_warn("Error finding %s\n", method); |
d99b577c CC |
371 | return -ENODEV; |
372 | } | |
373 | return 0; | |
374 | } | |
375 | ||
8819de7f AR |
376 | static bool asus_check_pega_lucid(struct asus_laptop *asus) |
377 | { | |
378 | return !strcmp(asus->name, DEVICE_NAME_PEGA) && | |
379 | !acpi_check_handle(asus->handle, METHOD_PEGA_ENABLE, NULL) && | |
380 | !acpi_check_handle(asus->handle, METHOD_PEGA_DISABLE, NULL) && | |
381 | !acpi_check_handle(asus->handle, METHOD_PEGA_READ, NULL); | |
382 | } | |
383 | ||
33989ba6 AR |
384 | static int asus_pega_lucid_set(struct asus_laptop *asus, int unit, bool enable) |
385 | { | |
386 | char *method = enable ? METHOD_PEGA_ENABLE : METHOD_PEGA_DISABLE; | |
387 | return write_acpi_int(asus->handle, method, unit); | |
388 | } | |
389 | ||
b23910c2 AR |
390 | static int pega_acc_axis(struct asus_laptop *asus, int curr, char *method) |
391 | { | |
392 | int i, delta; | |
393 | unsigned long long val; | |
394 | for (i = 0; i < PEGA_ACC_RETRIES; i++) { | |
395 | acpi_evaluate_integer(asus->handle, method, NULL, &val); | |
396 | ||
397 | /* The output is noisy. From reading the ASL | |
398 | * dissassembly, timeout errors are returned with 1's | |
399 | * in the high word, and the lack of locking around | |
400 | * thei hi/lo byte reads means that a transition | |
401 | * between (for example) -1 and 0 could be read as | |
402 | * 0xff00 or 0x00ff. */ | |
403 | delta = abs(curr - (short)val); | |
404 | if (delta < 128 && !(val & ~0xffff)) | |
405 | break; | |
406 | } | |
407 | return clamp_val((short)val, -PEGA_ACC_CLAMP, PEGA_ACC_CLAMP); | |
408 | } | |
409 | ||
410 | static void pega_accel_poll(struct input_polled_dev *ipd) | |
411 | { | |
412 | struct device *parent = ipd->input->dev.parent; | |
413 | struct asus_laptop *asus = dev_get_drvdata(parent); | |
414 | ||
415 | /* In some cases, the very first call to poll causes a | |
416 | * recursive fault under the polldev worker. This is | |
417 | * apparently related to very early userspace access to the | |
418 | * device, and perhaps a firmware bug. Fake the first report. */ | |
419 | if (!asus->pega_acc_live) { | |
420 | asus->pega_acc_live = true; | |
421 | input_report_abs(ipd->input, ABS_X, 0); | |
422 | input_report_abs(ipd->input, ABS_Y, 0); | |
423 | input_report_abs(ipd->input, ABS_Z, 0); | |
424 | input_sync(ipd->input); | |
425 | return; | |
426 | } | |
427 | ||
428 | asus->pega_acc_x = pega_acc_axis(asus, asus->pega_acc_x, METHOD_XLRX); | |
429 | asus->pega_acc_y = pega_acc_axis(asus, asus->pega_acc_y, METHOD_XLRY); | |
430 | asus->pega_acc_z = pega_acc_axis(asus, asus->pega_acc_z, METHOD_XLRZ); | |
431 | ||
432 | /* Note transform, convert to "right/up/out" in the native | |
433 | * landscape orientation (i.e. the vector is the direction of | |
434 | * "real up" in the device's cartiesian coordinates). */ | |
435 | input_report_abs(ipd->input, ABS_X, -asus->pega_acc_x); | |
436 | input_report_abs(ipd->input, ABS_Y, -asus->pega_acc_y); | |
437 | input_report_abs(ipd->input, ABS_Z, asus->pega_acc_z); | |
438 | input_sync(ipd->input); | |
439 | } | |
440 | ||
441 | static void pega_accel_exit(struct asus_laptop *asus) | |
442 | { | |
443 | if (asus->pega_accel_poll) { | |
444 | input_unregister_polled_device(asus->pega_accel_poll); | |
445 | input_free_polled_device(asus->pega_accel_poll); | |
446 | } | |
447 | asus->pega_accel_poll = NULL; | |
448 | } | |
449 | ||
450 | static int pega_accel_init(struct asus_laptop *asus) | |
451 | { | |
452 | int err; | |
453 | struct input_polled_dev *ipd; | |
454 | ||
455 | if (!asus->is_pega_lucid) | |
456 | return -ENODEV; | |
457 | ||
458 | if (acpi_check_handle(asus->handle, METHOD_XLRX, NULL) || | |
459 | acpi_check_handle(asus->handle, METHOD_XLRY, NULL) || | |
460 | acpi_check_handle(asus->handle, METHOD_XLRZ, NULL)) | |
461 | return -ENODEV; | |
462 | ||
463 | ipd = input_allocate_polled_device(); | |
464 | if (!ipd) | |
465 | return -ENOMEM; | |
466 | ||
467 | ipd->poll = pega_accel_poll; | |
468 | ipd->poll_interval = 125; | |
469 | ipd->poll_interval_min = 50; | |
470 | ipd->poll_interval_max = 2000; | |
471 | ||
472 | ipd->input->name = PEGA_ACCEL_DESC; | |
473 | ipd->input->phys = PEGA_ACCEL_NAME "/input0"; | |
474 | ipd->input->dev.parent = &asus->platform_device->dev; | |
475 | ipd->input->id.bustype = BUS_HOST; | |
476 | ||
477 | set_bit(EV_ABS, ipd->input->evbit); | |
478 | input_set_abs_params(ipd->input, ABS_X, | |
479 | -PEGA_ACC_CLAMP, PEGA_ACC_CLAMP, 0, 0); | |
480 | input_set_abs_params(ipd->input, ABS_Y, | |
481 | -PEGA_ACC_CLAMP, PEGA_ACC_CLAMP, 0, 0); | |
482 | input_set_abs_params(ipd->input, ABS_Z, | |
483 | -PEGA_ACC_CLAMP, PEGA_ACC_CLAMP, 0, 0); | |
484 | ||
485 | err = input_register_polled_device(ipd); | |
486 | if (err) | |
487 | goto exit; | |
488 | ||
489 | asus->pega_accel_poll = ipd; | |
490 | return 0; | |
491 | ||
492 | exit: | |
493 | input_free_polled_device(ipd); | |
494 | return err; | |
495 | } | |
496 | ||
17e78f62 | 497 | /* Generic LED function */ |
aee0afb8 | 498 | static int asus_led_set(struct asus_laptop *asus, const char *method, |
17e78f62 | 499 | int value) |
be18cdab | 500 | { |
d99b577c | 501 | if (!strcmp(method, METHOD_MLED)) |
17e78f62 | 502 | value = !value; |
d99b577c | 503 | else if (!strcmp(method, METHOD_GLED)) |
17e78f62 CC |
504 | value = !value + 1; |
505 | else | |
506 | value = !!value; | |
be18cdab | 507 | |
e5593bf1 | 508 | return write_acpi_int(asus->handle, method, value); |
be18cdab CC |
509 | } |
510 | ||
be4ee82d CC |
511 | /* |
512 | * LEDs | |
513 | */ | |
be18cdab | 514 | /* /sys/class/led handlers */ |
aee0afb8 CC |
515 | static void asus_led_cdev_set(struct led_classdev *led_cdev, |
516 | enum led_brightness value) | |
517 | { | |
518 | struct asus_led *led = container_of(led_cdev, struct asus_led, led); | |
519 | struct asus_laptop *asus = led->asus; | |
520 | ||
521 | led->wk = !!value; | |
522 | queue_work(asus->led_workqueue, &led->work); | |
523 | } | |
be18cdab | 524 | |
aee0afb8 CC |
525 | static void asus_led_cdev_update(struct work_struct *work) |
526 | { | |
527 | struct asus_led *led = container_of(work, struct asus_led, work); | |
528 | struct asus_laptop *asus = led->asus; | |
529 | ||
530 | asus_led_set(asus, led->method, led->wk); | |
531 | } | |
532 | ||
533 | static enum led_brightness asus_led_cdev_get(struct led_classdev *led_cdev) | |
534 | { | |
535 | return led_cdev->brightness; | |
536 | } | |
be18cdab | 537 | |
b7d3fbc2 | 538 | /* |
be4ee82d | 539 | * Keyboard backlight (also a LED) |
b7d3fbc2 | 540 | */ |
d99b577c | 541 | static int asus_kled_lvl(struct asus_laptop *asus) |
b7d3fbc2 CC |
542 | { |
543 | unsigned long long kblv; | |
544 | struct acpi_object_list params; | |
545 | union acpi_object in_obj; | |
546 | acpi_status rv; | |
547 | ||
548 | params.count = 1; | |
549 | params.pointer = &in_obj; | |
550 | in_obj.type = ACPI_TYPE_INTEGER; | |
551 | in_obj.integer.value = 2; | |
552 | ||
d99b577c CC |
553 | rv = acpi_evaluate_integer(asus->handle, METHOD_KBD_LIGHT_GET, |
554 | ¶ms, &kblv); | |
b7d3fbc2 | 555 | if (ACPI_FAILURE(rv)) { |
5ad77dcf | 556 | pr_warn("Error reading kled level\n"); |
4d441513 | 557 | return -ENODEV; |
b7d3fbc2 CC |
558 | } |
559 | return kblv; | |
560 | } | |
561 | ||
4d441513 | 562 | static int asus_kled_set(struct asus_laptop *asus, int kblv) |
b7d3fbc2 CC |
563 | { |
564 | if (kblv > 0) | |
565 | kblv = (1 << 7) | (kblv & 0x7F); | |
566 | else | |
567 | kblv = 0; | |
568 | ||
d99b577c | 569 | if (write_acpi_int(asus->handle, METHOD_KBD_LIGHT_SET, kblv)) { |
5ad77dcf | 570 | pr_warn("Keyboard LED display write failed\n"); |
b7d3fbc2 CC |
571 | return -EINVAL; |
572 | } | |
573 | return 0; | |
574 | } | |
575 | ||
aee0afb8 CC |
576 | static void asus_kled_cdev_set(struct led_classdev *led_cdev, |
577 | enum led_brightness value) | |
b7d3fbc2 | 578 | { |
aee0afb8 CC |
579 | struct asus_led *led = container_of(led_cdev, struct asus_led, led); |
580 | struct asus_laptop *asus = led->asus; | |
9129d14d | 581 | |
060cbce6 | 582 | led->wk = value; |
aee0afb8 | 583 | queue_work(asus->led_workqueue, &led->work); |
b7d3fbc2 CC |
584 | } |
585 | ||
aee0afb8 | 586 | static void asus_kled_cdev_update(struct work_struct *work) |
b7d3fbc2 | 587 | { |
aee0afb8 CC |
588 | struct asus_led *led = container_of(work, struct asus_led, work); |
589 | struct asus_laptop *asus = led->asus; | |
9129d14d | 590 | |
aee0afb8 | 591 | asus_kled_set(asus, led->wk); |
b7d3fbc2 CC |
592 | } |
593 | ||
aee0afb8 | 594 | static enum led_brightness asus_kled_cdev_get(struct led_classdev *led_cdev) |
b7d3fbc2 | 595 | { |
aee0afb8 CC |
596 | struct asus_led *led = container_of(led_cdev, struct asus_led, led); |
597 | struct asus_laptop *asus = led->asus; | |
d99b577c CC |
598 | |
599 | return asus_kled_lvl(asus); | |
b7d3fbc2 CC |
600 | } |
601 | ||
be4ee82d CC |
602 | static void asus_led_exit(struct asus_laptop *asus) |
603 | { | |
8fcf71aa | 604 | if (!IS_ERR_OR_NULL(asus->mled.led.dev)) |
aee0afb8 | 605 | led_classdev_unregister(&asus->mled.led); |
8fcf71aa | 606 | if (!IS_ERR_OR_NULL(asus->tled.led.dev)) |
aee0afb8 | 607 | led_classdev_unregister(&asus->tled.led); |
8fcf71aa | 608 | if (!IS_ERR_OR_NULL(asus->pled.led.dev)) |
aee0afb8 | 609 | led_classdev_unregister(&asus->pled.led); |
8fcf71aa | 610 | if (!IS_ERR_OR_NULL(asus->rled.led.dev)) |
aee0afb8 | 611 | led_classdev_unregister(&asus->rled.led); |
8fcf71aa | 612 | if (!IS_ERR_OR_NULL(asus->gled.led.dev)) |
aee0afb8 | 613 | led_classdev_unregister(&asus->gled.led); |
8fcf71aa | 614 | if (!IS_ERR_OR_NULL(asus->kled.led.dev)) |
aee0afb8 CC |
615 | led_classdev_unregister(&asus->kled.led); |
616 | if (asus->led_workqueue) { | |
617 | destroy_workqueue(asus->led_workqueue); | |
618 | asus->led_workqueue = NULL; | |
be4ee82d CC |
619 | } |
620 | } | |
621 | ||
622 | /* Ugly macro, need to fix that later */ | |
aee0afb8 CC |
623 | static int asus_led_register(struct asus_laptop *asus, |
624 | struct asus_led *led, | |
625 | const char *name, const char *method) | |
626 | { | |
627 | struct led_classdev *led_cdev = &led->led; | |
628 | ||
629 | if (!method || acpi_check_handle(asus->handle, method, NULL)) | |
060cbce6 | 630 | return 0; /* Led not present */ |
aee0afb8 CC |
631 | |
632 | led->asus = asus; | |
633 | led->method = method; | |
634 | ||
635 | INIT_WORK(&led->work, asus_led_cdev_update); | |
636 | led_cdev->name = name; | |
637 | led_cdev->brightness_set = asus_led_cdev_set; | |
638 | led_cdev->brightness_get = asus_led_cdev_get; | |
639 | led_cdev->max_brightness = 1; | |
640 | return led_classdev_register(&asus->platform_device->dev, led_cdev); | |
641 | } | |
be4ee82d CC |
642 | |
643 | static int asus_led_init(struct asus_laptop *asus) | |
644 | { | |
aee0afb8 | 645 | int r; |
be4ee82d | 646 | |
8d38e42c CC |
647 | /* |
648 | * The Pegatron Lucid has no physical leds, but all methods are | |
649 | * available in the DSDT... | |
650 | */ | |
651 | if (asus->is_pega_lucid) | |
652 | return 0; | |
653 | ||
be4ee82d CC |
654 | /* |
655 | * Functions that actually update the LED's are called from a | |
656 | * workqueue. By doing this as separate work rather than when the LED | |
657 | * subsystem asks, we avoid messing with the Asus ACPI stuff during a | |
658 | * potentially bad time, such as a timer interrupt. | |
659 | */ | |
aee0afb8 CC |
660 | asus->led_workqueue = create_singlethread_workqueue("led_workqueue"); |
661 | if (!asus->led_workqueue) | |
be4ee82d CC |
662 | return -ENOMEM; |
663 | ||
aee0afb8 CC |
664 | r = asus_led_register(asus, &asus->mled, "asus::mail", METHOD_MLED); |
665 | if (r) | |
666 | goto error; | |
667 | r = asus_led_register(asus, &asus->tled, "asus::touchpad", METHOD_TLED); | |
668 | if (r) | |
669 | goto error; | |
670 | r = asus_led_register(asus, &asus->rled, "asus::record", METHOD_RLED); | |
671 | if (r) | |
672 | goto error; | |
673 | r = asus_led_register(asus, &asus->pled, "asus::phone", METHOD_PLED); | |
674 | if (r) | |
675 | goto error; | |
676 | r = asus_led_register(asus, &asus->gled, "asus::gaming", METHOD_GLED); | |
677 | if (r) | |
678 | goto error; | |
d99b577c | 679 | if (!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_SET, NULL) && |
aee0afb8 CC |
680 | !acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_GET, NULL)) { |
681 | struct asus_led *led = &asus->kled; | |
682 | struct led_classdev *cdev = &led->led; | |
683 | ||
684 | led->asus = asus; | |
685 | ||
686 | INIT_WORK(&led->work, asus_kled_cdev_update); | |
687 | cdev->name = "asus::kbd_backlight"; | |
688 | cdev->brightness_set = asus_kled_cdev_set; | |
689 | cdev->brightness_get = asus_kled_cdev_get; | |
690 | cdev->max_brightness = 3; | |
691 | r = led_classdev_register(&asus->platform_device->dev, cdev); | |
692 | } | |
be4ee82d | 693 | error: |
aee0afb8 | 694 | if (r) |
be4ee82d | 695 | asus_led_exit(asus); |
aee0afb8 | 696 | return r; |
be4ee82d CC |
697 | } |
698 | ||
699 | /* | |
700 | * Backlight device | |
701 | */ | |
4d441513 | 702 | static int asus_read_brightness(struct backlight_device *bd) |
6b7091e7 | 703 | { |
d99b577c | 704 | struct asus_laptop *asus = bl_get_data(bd); |
27663c58 | 705 | unsigned long long value; |
9a816850 | 706 | acpi_status rv = AE_OK; |
6b7091e7 | 707 | |
d99b577c CC |
708 | rv = acpi_evaluate_integer(asus->handle, METHOD_BRIGHTNESS_GET, |
709 | NULL, &value); | |
9a816850 | 710 | if (ACPI_FAILURE(rv)) |
5ad77dcf | 711 | pr_warn("Error reading brightness\n"); |
6b7091e7 CC |
712 | |
713 | return value; | |
714 | } | |
715 | ||
4d441513 | 716 | static int asus_set_brightness(struct backlight_device *bd, int value) |
6b7091e7 | 717 | { |
d99b577c CC |
718 | struct asus_laptop *asus = bl_get_data(bd); |
719 | ||
720 | if (write_acpi_int(asus->handle, METHOD_BRIGHTNESS_SET, value)) { | |
5ad77dcf | 721 | pr_warn("Error changing brightness\n"); |
e5b50f6a | 722 | return -EIO; |
6b7091e7 | 723 | } |
e5b50f6a | 724 | return 0; |
6b7091e7 CC |
725 | } |
726 | ||
727 | static int update_bl_status(struct backlight_device *bd) | |
728 | { | |
599a52d1 | 729 | int value = bd->props.brightness; |
6b7091e7 | 730 | |
3b81cf9d | 731 | return asus_set_brightness(bd, value); |
6b7091e7 CC |
732 | } |
733 | ||
acc2472e | 734 | static const struct backlight_ops asusbl_ops = { |
4d441513 | 735 | .get_brightness = asus_read_brightness, |
be4ee82d CC |
736 | .update_status = update_bl_status, |
737 | }; | |
738 | ||
a539df5e CC |
739 | static int asus_backlight_notify(struct asus_laptop *asus) |
740 | { | |
741 | struct backlight_device *bd = asus->backlight_device; | |
742 | int old = bd->props.brightness; | |
743 | ||
744 | backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY); | |
745 | ||
746 | return old; | |
747 | } | |
748 | ||
be4ee82d CC |
749 | static int asus_backlight_init(struct asus_laptop *asus) |
750 | { | |
751 | struct backlight_device *bd; | |
a19a6ee6 | 752 | struct backlight_properties props; |
be4ee82d | 753 | |
71e687dc | 754 | if (acpi_check_handle(asus->handle, METHOD_BRIGHTNESS_GET, NULL) || |
3b81cf9d | 755 | acpi_check_handle(asus->handle, METHOD_BRIGHTNESS_SET, NULL)) |
71e687dc | 756 | return 0; |
be4ee82d | 757 | |
71e687dc CC |
758 | memset(&props, 0, sizeof(struct backlight_properties)); |
759 | props.max_brightness = 15; | |
bb7ca747 | 760 | props.type = BACKLIGHT_PLATFORM; |
be4ee82d | 761 | |
71e687dc CC |
762 | bd = backlight_device_register(ASUS_LAPTOP_FILE, |
763 | &asus->platform_device->dev, asus, | |
764 | &asusbl_ops, &props); | |
765 | if (IS_ERR(bd)) { | |
766 | pr_err("Could not register asus backlight device\n"); | |
767 | asus->backlight_device = NULL; | |
768 | return PTR_ERR(bd); | |
be4ee82d | 769 | } |
71e687dc CC |
770 | |
771 | asus->backlight_device = bd; | |
772 | bd->props.brightness = asus_read_brightness(bd); | |
773 | bd->props.power = FB_BLANK_UNBLANK; | |
774 | backlight_update_status(bd); | |
be4ee82d CC |
775 | return 0; |
776 | } | |
777 | ||
778 | static void asus_backlight_exit(struct asus_laptop *asus) | |
779 | { | |
780 | if (asus->backlight_device) | |
781 | backlight_device_unregister(asus->backlight_device); | |
a539df5e | 782 | asus->backlight_device = NULL; |
be4ee82d CC |
783 | } |
784 | ||
85091b71 CC |
785 | /* |
786 | * Platform device handlers | |
787 | */ | |
788 | ||
789 | /* | |
790 | * We write our info in page, we begin at offset off and cannot write more | |
791 | * than count bytes. We set eof to 1 if we handle those 2 values. We return the | |
792 | * number of bytes written in page | |
793 | */ | |
794 | static ssize_t show_infos(struct device *dev, | |
8def05fa | 795 | struct device_attribute *attr, char *page) |
85091b71 | 796 | { |
9129d14d | 797 | struct asus_laptop *asus = dev_get_drvdata(dev); |
85091b71 | 798 | int len = 0; |
27663c58 | 799 | unsigned long long temp; |
be966660 | 800 | char buf[16]; /* enough for all info */ |
9a816850 CC |
801 | acpi_status rv = AE_OK; |
802 | ||
85091b71 | 803 | /* |
060cbce6 CC |
804 | * We use the easy way, we don't care of off and count, |
805 | * so we don't set eof to 1 | |
85091b71 CC |
806 | */ |
807 | ||
50a90c4d CC |
808 | len += sprintf(page, ASUS_LAPTOP_NAME " " ASUS_LAPTOP_VERSION "\n"); |
809 | len += sprintf(page + len, "Model reference : %s\n", asus->name); | |
85091b71 CC |
810 | /* |
811 | * The SFUN method probably allows the original driver to get the list | |
812 | * of features supported by a given model. For now, 0x0100 or 0x0800 | |
813 | * bit signifies that the laptop is equipped with a Wi-Fi MiniPCI card. | |
814 | * The significance of others is yet to be found. | |
815 | */ | |
50a90c4d | 816 | rv = acpi_evaluate_integer(asus->handle, "SFUN", NULL, &temp); |
9a816850 | 817 | if (!ACPI_FAILURE(rv)) |
1d4a3800 CC |
818 | len += sprintf(page + len, "SFUN value : %#x\n", |
819 | (uint) temp); | |
820 | /* | |
821 | * The HWRS method return informations about the hardware. | |
822 | * 0x80 bit is for WLAN, 0x100 for Bluetooth. | |
823 | * The significance of others is yet to be found. | |
824 | * If we don't find the method, we assume the device are present. | |
825 | */ | |
50a90c4d | 826 | rv = acpi_evaluate_integer(asus->handle, "HRWS", NULL, &temp); |
1d4a3800 CC |
827 | if (!ACPI_FAILURE(rv)) |
828 | len += sprintf(page + len, "HRWS value : %#x\n", | |
9a816850 | 829 | (uint) temp); |
85091b71 CC |
830 | /* |
831 | * Another value for userspace: the ASYM method returns 0x02 for | |
832 | * battery low and 0x04 for battery critical, its readings tend to be | |
833 | * more accurate than those provided by _BST. | |
834 | * Note: since not all the laptops provide this method, errors are | |
835 | * silently ignored. | |
836 | */ | |
50a90c4d | 837 | rv = acpi_evaluate_integer(asus->handle, "ASYM", NULL, &temp); |
9a816850 | 838 | if (!ACPI_FAILURE(rv)) |
1d4a3800 | 839 | len += sprintf(page + len, "ASYM value : %#x\n", |
9a816850 | 840 | (uint) temp); |
7c247645 CC |
841 | if (asus->dsdt_info) { |
842 | snprintf(buf, 16, "%d", asus->dsdt_info->length); | |
85091b71 | 843 | len += sprintf(page + len, "DSDT length : %s\n", buf); |
7c247645 | 844 | snprintf(buf, 16, "%d", asus->dsdt_info->checksum); |
85091b71 | 845 | len += sprintf(page + len, "DSDT checksum : %s\n", buf); |
7c247645 | 846 | snprintf(buf, 16, "%d", asus->dsdt_info->revision); |
85091b71 | 847 | len += sprintf(page + len, "DSDT revision : %s\n", buf); |
7c247645 | 848 | snprintf(buf, 7, "%s", asus->dsdt_info->oem_id); |
85091b71 | 849 | len += sprintf(page + len, "OEM id : %s\n", buf); |
7c247645 | 850 | snprintf(buf, 9, "%s", asus->dsdt_info->oem_table_id); |
85091b71 | 851 | len += sprintf(page + len, "OEM table id : %s\n", buf); |
7c247645 | 852 | snprintf(buf, 16, "%x", asus->dsdt_info->oem_revision); |
85091b71 | 853 | len += sprintf(page + len, "OEM revision : 0x%s\n", buf); |
7c247645 | 854 | snprintf(buf, 5, "%s", asus->dsdt_info->asl_compiler_id); |
85091b71 | 855 | len += sprintf(page + len, "ASL comp vendor id : %s\n", buf); |
7c247645 | 856 | snprintf(buf, 16, "%x", asus->dsdt_info->asl_compiler_revision); |
85091b71 CC |
857 | len += sprintf(page + len, "ASL comp revision : 0x%s\n", buf); |
858 | } | |
859 | ||
860 | return len; | |
861 | } | |
862 | ||
863 | static int parse_arg(const char *buf, unsigned long count, int *val) | |
864 | { | |
865 | if (!count) | |
866 | return 0; | |
867 | if (count > 31) | |
868 | return -EINVAL; | |
869 | if (sscanf(buf, "%i", val) != 1) | |
870 | return -EINVAL; | |
871 | return count; | |
872 | } | |
873 | ||
17e78f62 CC |
874 | static ssize_t sysfs_acpi_set(struct asus_laptop *asus, |
875 | const char *buf, size_t count, | |
d99b577c | 876 | const char *method) |
4564de17 CC |
877 | { |
878 | int rv, value; | |
879 | int out = 0; | |
880 | ||
881 | rv = parse_arg(buf, count, &value); | |
882 | if (rv > 0) | |
883 | out = value ? 1 : 0; | |
884 | ||
d99b577c | 885 | if (write_acpi_int(asus->handle, method, value)) |
17e78f62 | 886 | return -ENODEV; |
4564de17 CC |
887 | return rv; |
888 | } | |
889 | ||
722ad971 CC |
890 | /* |
891 | * LEDD display | |
892 | */ | |
893 | static ssize_t show_ledd(struct device *dev, | |
894 | struct device_attribute *attr, char *buf) | |
895 | { | |
9129d14d CC |
896 | struct asus_laptop *asus = dev_get_drvdata(dev); |
897 | ||
50a90c4d | 898 | return sprintf(buf, "0x%08x\n", asus->ledd_status); |
722ad971 CC |
899 | } |
900 | ||
901 | static ssize_t store_ledd(struct device *dev, struct device_attribute *attr, | |
902 | const char *buf, size_t count) | |
903 | { | |
9129d14d | 904 | struct asus_laptop *asus = dev_get_drvdata(dev); |
722ad971 CC |
905 | int rv, value; |
906 | ||
907 | rv = parse_arg(buf, count, &value); | |
908 | if (rv > 0) { | |
6a984a06 | 909 | if (write_acpi_int(asus->handle, METHOD_LEDD, value)) { |
5ad77dcf | 910 | pr_warn("LED display write failed\n"); |
6a984a06 AL |
911 | return -ENODEV; |
912 | } | |
913 | asus->ledd_status = (u32) value; | |
722ad971 CC |
914 | } |
915 | return rv; | |
916 | } | |
917 | ||
aa9df930 CC |
918 | /* |
919 | * Wireless | |
920 | */ | |
921 | static int asus_wireless_status(struct asus_laptop *asus, int mask) | |
922 | { | |
923 | unsigned long long status; | |
924 | acpi_status rv = AE_OK; | |
925 | ||
926 | if (!asus->have_rsts) | |
927 | return (asus->wireless_status & mask) ? 1 : 0; | |
928 | ||
d99b577c CC |
929 | rv = acpi_evaluate_integer(asus->handle, METHOD_WL_STATUS, |
930 | NULL, &status); | |
aa9df930 | 931 | if (ACPI_FAILURE(rv)) { |
5ad77dcf | 932 | pr_warn("Error reading Wireless status\n"); |
aa9df930 CC |
933 | return -EINVAL; |
934 | } | |
935 | return !!(status & mask); | |
936 | } | |
937 | ||
4564de17 CC |
938 | /* |
939 | * WLAN | |
940 | */ | |
e5593bf1 CC |
941 | static int asus_wlan_set(struct asus_laptop *asus, int status) |
942 | { | |
943 | if (write_acpi_int(asus->handle, METHOD_WLAN, !!status)) { | |
5ad77dcf | 944 | pr_warn("Error setting wlan status to %d\n", status); |
e5593bf1 CC |
945 | return -EIO; |
946 | } | |
947 | return 0; | |
948 | } | |
949 | ||
4564de17 CC |
950 | static ssize_t show_wlan(struct device *dev, |
951 | struct device_attribute *attr, char *buf) | |
952 | { | |
9129d14d CC |
953 | struct asus_laptop *asus = dev_get_drvdata(dev); |
954 | ||
17e78f62 | 955 | return sprintf(buf, "%d\n", asus_wireless_status(asus, WL_RSTS)); |
4564de17 CC |
956 | } |
957 | ||
958 | static ssize_t store_wlan(struct device *dev, struct device_attribute *attr, | |
959 | const char *buf, size_t count) | |
960 | { | |
9129d14d CC |
961 | struct asus_laptop *asus = dev_get_drvdata(dev); |
962 | ||
d99b577c | 963 | return sysfs_acpi_set(asus, buf, count, METHOD_WLAN); |
4564de17 CC |
964 | } |
965 | ||
966 | /* | |
967 | * Bluetooth | |
968 | */ | |
e5593bf1 CC |
969 | static int asus_bluetooth_set(struct asus_laptop *asus, int status) |
970 | { | |
971 | if (write_acpi_int(asus->handle, METHOD_BLUETOOTH, !!status)) { | |
5ad77dcf | 972 | pr_warn("Error setting bluetooth status to %d\n", status); |
e5593bf1 CC |
973 | return -EIO; |
974 | } | |
975 | return 0; | |
976 | } | |
977 | ||
4564de17 CC |
978 | static ssize_t show_bluetooth(struct device *dev, |
979 | struct device_attribute *attr, char *buf) | |
980 | { | |
9129d14d CC |
981 | struct asus_laptop *asus = dev_get_drvdata(dev); |
982 | ||
17e78f62 | 983 | return sprintf(buf, "%d\n", asus_wireless_status(asus, BT_RSTS)); |
4564de17 CC |
984 | } |
985 | ||
8def05fa LB |
986 | static ssize_t store_bluetooth(struct device *dev, |
987 | struct device_attribute *attr, const char *buf, | |
988 | size_t count) | |
4564de17 | 989 | { |
9129d14d CC |
990 | struct asus_laptop *asus = dev_get_drvdata(dev); |
991 | ||
d99b577c | 992 | return sysfs_acpi_set(asus, buf, count, METHOD_BLUETOOTH); |
4564de17 CC |
993 | } |
994 | ||
ba1ff5be CC |
995 | /* |
996 | * Wimax | |
997 | */ | |
998 | static int asus_wimax_set(struct asus_laptop *asus, int status) | |
999 | { | |
1000 | if (write_acpi_int(asus->handle, METHOD_WIMAX, !!status)) { | |
5ad77dcf | 1001 | pr_warn("Error setting wimax status to %d\n", status); |
ba1ff5be CC |
1002 | return -EIO; |
1003 | } | |
1004 | return 0; | |
1005 | } | |
1006 | ||
1007 | static ssize_t show_wimax(struct device *dev, | |
1008 | struct device_attribute *attr, char *buf) | |
1009 | { | |
1010 | struct asus_laptop *asus = dev_get_drvdata(dev); | |
1011 | ||
1012 | return sprintf(buf, "%d\n", asus_wireless_status(asus, WM_RSTS)); | |
1013 | } | |
1014 | ||
1015 | static ssize_t store_wimax(struct device *dev, | |
1016 | struct device_attribute *attr, const char *buf, | |
1017 | size_t count) | |
1018 | { | |
1019 | struct asus_laptop *asus = dev_get_drvdata(dev); | |
1020 | ||
1021 | return sysfs_acpi_set(asus, buf, count, METHOD_WIMAX); | |
1022 | } | |
1023 | ||
1024 | /* | |
1025 | * Wwan | |
1026 | */ | |
1027 | static int asus_wwan_set(struct asus_laptop *asus, int status) | |
1028 | { | |
1029 | if (write_acpi_int(asus->handle, METHOD_WWAN, !!status)) { | |
5ad77dcf | 1030 | pr_warn("Error setting wwan status to %d\n", status); |
ba1ff5be CC |
1031 | return -EIO; |
1032 | } | |
1033 | return 0; | |
1034 | } | |
1035 | ||
1036 | static ssize_t show_wwan(struct device *dev, | |
1037 | struct device_attribute *attr, char *buf) | |
1038 | { | |
1039 | struct asus_laptop *asus = dev_get_drvdata(dev); | |
1040 | ||
1041 | return sprintf(buf, "%d\n", asus_wireless_status(asus, WW_RSTS)); | |
1042 | } | |
1043 | ||
1044 | static ssize_t store_wwan(struct device *dev, | |
1045 | struct device_attribute *attr, const char *buf, | |
1046 | size_t count) | |
1047 | { | |
1048 | struct asus_laptop *asus = dev_get_drvdata(dev); | |
1049 | ||
1050 | return sysfs_acpi_set(asus, buf, count, METHOD_WWAN); | |
1051 | } | |
1052 | ||
78127b4a CC |
1053 | /* |
1054 | * Display | |
1055 | */ | |
4d441513 | 1056 | static void asus_set_display(struct asus_laptop *asus, int value) |
78127b4a CC |
1057 | { |
1058 | /* no sanity check needed for now */ | |
d99b577c | 1059 | if (write_acpi_int(asus->handle, METHOD_SWITCH_DISPLAY, value)) |
5ad77dcf | 1060 | pr_warn("Error setting display\n"); |
78127b4a CC |
1061 | return; |
1062 | } | |
1063 | ||
78127b4a CC |
1064 | /* |
1065 | * Experimental support for display switching. As of now: 1 should activate | |
1066 | * the LCD output, 2 should do for CRT, 4 for TV-Out and 8 for DVI. | |
1067 | * Any combination (bitwise) of these will suffice. I never actually tested 4 | |
1068 | * displays hooked up simultaneously, so be warned. See the acpi4asus README | |
1069 | * for more info. | |
1070 | */ | |
1071 | static ssize_t store_disp(struct device *dev, struct device_attribute *attr, | |
1072 | const char *buf, size_t count) | |
1073 | { | |
9129d14d | 1074 | struct asus_laptop *asus = dev_get_drvdata(dev); |
78127b4a CC |
1075 | int rv, value; |
1076 | ||
1077 | rv = parse_arg(buf, count, &value); | |
1078 | if (rv > 0) | |
4d441513 | 1079 | asus_set_display(asus, value); |
78127b4a CC |
1080 | return rv; |
1081 | } | |
1082 | ||
8b857353 CC |
1083 | /* |
1084 | * Light Sens | |
1085 | */ | |
4d441513 | 1086 | static void asus_als_switch(struct asus_laptop *asus, int value) |
8b857353 | 1087 | { |
33989ba6 AR |
1088 | int ret; |
1089 | ||
1090 | if (asus->is_pega_lucid) { | |
1091 | ret = asus_pega_lucid_set(asus, PEGA_ALS, value); | |
1092 | if (!ret) | |
1093 | ret = asus_pega_lucid_set(asus, PEGA_ALS_POWER, value); | |
1094 | } else { | |
1095 | ret = write_acpi_int(asus->handle, METHOD_ALS_CONTROL, value); | |
1096 | } | |
1097 | if (ret) | |
1098 | pr_warning("Error setting light sensor switch\n"); | |
1099 | ||
50a90c4d | 1100 | asus->light_switch = value; |
8b857353 CC |
1101 | } |
1102 | ||
1103 | static ssize_t show_lssw(struct device *dev, | |
1104 | struct device_attribute *attr, char *buf) | |
1105 | { | |
9129d14d CC |
1106 | struct asus_laptop *asus = dev_get_drvdata(dev); |
1107 | ||
50a90c4d | 1108 | return sprintf(buf, "%d\n", asus->light_switch); |
8b857353 CC |
1109 | } |
1110 | ||
1111 | static ssize_t store_lssw(struct device *dev, struct device_attribute *attr, | |
1112 | const char *buf, size_t count) | |
1113 | { | |
9129d14d | 1114 | struct asus_laptop *asus = dev_get_drvdata(dev); |
8b857353 CC |
1115 | int rv, value; |
1116 | ||
1117 | rv = parse_arg(buf, count, &value); | |
1118 | if (rv > 0) | |
4d441513 | 1119 | asus_als_switch(asus, value ? 1 : 0); |
8b857353 CC |
1120 | |
1121 | return rv; | |
1122 | } | |
1123 | ||
4d441513 | 1124 | static void asus_als_level(struct asus_laptop *asus, int value) |
8b857353 | 1125 | { |
d99b577c | 1126 | if (write_acpi_int(asus->handle, METHOD_ALS_LEVEL, value)) |
5ad77dcf | 1127 | pr_warn("Error setting light sensor level\n"); |
50a90c4d | 1128 | asus->light_level = value; |
8b857353 CC |
1129 | } |
1130 | ||
1131 | static ssize_t show_lslvl(struct device *dev, | |
1132 | struct device_attribute *attr, char *buf) | |
1133 | { | |
9129d14d CC |
1134 | struct asus_laptop *asus = dev_get_drvdata(dev); |
1135 | ||
50a90c4d | 1136 | return sprintf(buf, "%d\n", asus->light_level); |
8b857353 CC |
1137 | } |
1138 | ||
1139 | static ssize_t store_lslvl(struct device *dev, struct device_attribute *attr, | |
1140 | const char *buf, size_t count) | |
1141 | { | |
9129d14d | 1142 | struct asus_laptop *asus = dev_get_drvdata(dev); |
8b857353 CC |
1143 | int rv, value; |
1144 | ||
1145 | rv = parse_arg(buf, count, &value); | |
1146 | if (rv > 0) { | |
1147 | value = (0 < value) ? ((15 < value) ? 15 : value) : 0; | |
1148 | /* 0 <= value <= 15 */ | |
4d441513 | 1149 | asus_als_level(asus, value); |
8b857353 CC |
1150 | } |
1151 | ||
1152 | return rv; | |
1153 | } | |
1154 | ||
33989ba6 AR |
1155 | static int pega_int_read(struct asus_laptop *asus, int arg, int *result) |
1156 | { | |
1157 | struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; | |
1158 | int err = write_acpi_int_ret(asus->handle, METHOD_PEGA_READ, arg, | |
1159 | &buffer); | |
1160 | if (!err) { | |
1161 | union acpi_object *obj = buffer.pointer; | |
1162 | if (obj && obj->type == ACPI_TYPE_INTEGER) | |
1163 | *result = obj->integer.value; | |
1164 | else | |
1165 | err = -EIO; | |
1166 | } | |
1167 | return err; | |
1168 | } | |
1169 | ||
1170 | static ssize_t show_lsvalue(struct device *dev, | |
1171 | struct device_attribute *attr, char *buf) | |
1172 | { | |
1173 | struct asus_laptop *asus = dev_get_drvdata(dev); | |
1174 | int err, hi, lo; | |
1175 | ||
1176 | err = pega_int_read(asus, PEGA_READ_ALS_H, &hi); | |
1177 | if (!err) | |
1178 | err = pega_int_read(asus, PEGA_READ_ALS_L, &lo); | |
1179 | if (!err) | |
1180 | return sprintf(buf, "%d\n", 10 * hi + lo); | |
1181 | return err; | |
1182 | } | |
1183 | ||
e539c2f6 CC |
1184 | /* |
1185 | * GPS | |
1186 | */ | |
6358bf2c CC |
1187 | static int asus_gps_status(struct asus_laptop *asus) |
1188 | { | |
1189 | unsigned long long status; | |
1190 | acpi_status rv = AE_OK; | |
1191 | ||
d99b577c CC |
1192 | rv = acpi_evaluate_integer(asus->handle, METHOD_GPS_STATUS, |
1193 | NULL, &status); | |
6358bf2c | 1194 | if (ACPI_FAILURE(rv)) { |
5ad77dcf | 1195 | pr_warn("Error reading GPS status\n"); |
6358bf2c CC |
1196 | return -ENODEV; |
1197 | } | |
1198 | return !!status; | |
1199 | } | |
1200 | ||
1201 | static int asus_gps_switch(struct asus_laptop *asus, int status) | |
1202 | { | |
d99b577c | 1203 | const char *meth = status ? METHOD_GPS_ON : METHOD_GPS_OFF; |
6358bf2c | 1204 | |
d99b577c | 1205 | if (write_acpi_int(asus->handle, meth, 0x02)) |
6358bf2c CC |
1206 | return -ENODEV; |
1207 | return 0; | |
1208 | } | |
1209 | ||
e539c2f6 CC |
1210 | static ssize_t show_gps(struct device *dev, |
1211 | struct device_attribute *attr, char *buf) | |
1212 | { | |
9129d14d CC |
1213 | struct asus_laptop *asus = dev_get_drvdata(dev); |
1214 | ||
6358bf2c | 1215 | return sprintf(buf, "%d\n", asus_gps_status(asus)); |
e539c2f6 CC |
1216 | } |
1217 | ||
1218 | static ssize_t store_gps(struct device *dev, struct device_attribute *attr, | |
1219 | const char *buf, size_t count) | |
1220 | { | |
060cbce6 | 1221 | struct asus_laptop *asus = dev_get_drvdata(dev); |
6358bf2c CC |
1222 | int rv, value; |
1223 | int ret; | |
9129d14d | 1224 | |
6358bf2c CC |
1225 | rv = parse_arg(buf, count, &value); |
1226 | if (rv <= 0) | |
1227 | return -EINVAL; | |
1228 | ret = asus_gps_switch(asus, !!value); | |
1229 | if (ret) | |
1230 | return ret; | |
18e1311e | 1231 | rfkill_set_sw_state(asus->gps_rfkill, !value); |
6358bf2c | 1232 | return rv; |
e539c2f6 CC |
1233 | } |
1234 | ||
18e1311e CC |
1235 | /* |
1236 | * rfkill | |
1237 | */ | |
1238 | static int asus_gps_rfkill_set(void *data, bool blocked) | |
1239 | { | |
23f45c3a | 1240 | struct asus_laptop *asus = data; |
18e1311e | 1241 | |
23f45c3a | 1242 | return asus_gps_switch(asus, !blocked); |
18e1311e CC |
1243 | } |
1244 | ||
1245 | static const struct rfkill_ops asus_gps_rfkill_ops = { | |
1246 | .set_block = asus_gps_rfkill_set, | |
1247 | }; | |
1248 | ||
1249 | static void asus_rfkill_exit(struct asus_laptop *asus) | |
1250 | { | |
1251 | if (asus->gps_rfkill) { | |
1252 | rfkill_unregister(asus->gps_rfkill); | |
1253 | rfkill_destroy(asus->gps_rfkill); | |
1254 | asus->gps_rfkill = NULL; | |
1255 | } | |
1256 | } | |
1257 | ||
1258 | static int asus_rfkill_init(struct asus_laptop *asus) | |
1259 | { | |
1260 | int result; | |
1261 | ||
1262 | if (acpi_check_handle(asus->handle, METHOD_GPS_ON, NULL) || | |
1263 | acpi_check_handle(asus->handle, METHOD_GPS_OFF, NULL) || | |
1264 | acpi_check_handle(asus->handle, METHOD_GPS_STATUS, NULL)) | |
1265 | return 0; | |
1266 | ||
1267 | asus->gps_rfkill = rfkill_alloc("asus-gps", &asus->platform_device->dev, | |
1268 | RFKILL_TYPE_GPS, | |
23f45c3a | 1269 | &asus_gps_rfkill_ops, asus); |
18e1311e CC |
1270 | if (!asus->gps_rfkill) |
1271 | return -EINVAL; | |
1272 | ||
1273 | result = rfkill_register(asus->gps_rfkill); | |
1274 | if (result) { | |
1275 | rfkill_destroy(asus->gps_rfkill); | |
1276 | asus->gps_rfkill = NULL; | |
1277 | } | |
1278 | ||
1279 | return result; | |
1280 | } | |
1281 | ||
14908399 AA |
1282 | static int pega_rfkill_set(void *data, bool blocked) |
1283 | { | |
1284 | struct asus_pega_rfkill *pega_rfk = data; | |
1285 | ||
1286 | int ret = asus_pega_lucid_set(pega_rfk->asus, pega_rfk->control_id, !blocked); | |
1287 | pr_warn("Setting rfkill %d, to %d; returned %d\n", pega_rfk->control_id, !blocked, ret); | |
1288 | ||
1289 | return ret; | |
1290 | } | |
1291 | ||
1292 | static const struct rfkill_ops pega_rfkill_ops = { | |
1293 | .set_block = pega_rfkill_set, | |
1294 | }; | |
1295 | ||
1296 | static void pega_rfkill_terminate(struct asus_pega_rfkill *pega_rfk) | |
1297 | { | |
1298 | pr_warn("Terminating %d\n", pega_rfk->control_id); | |
1299 | if (pega_rfk->rfkill) { | |
1300 | rfkill_unregister(pega_rfk->rfkill); | |
1301 | rfkill_destroy(pega_rfk->rfkill); | |
1302 | pega_rfk->rfkill = NULL; | |
1303 | } | |
1304 | } | |
1305 | ||
1306 | static void pega_rfkill_exit(struct asus_laptop *asus) | |
1307 | { | |
1308 | pega_rfkill_terminate(&asus->wwanrfk); | |
1309 | pega_rfkill_terminate(&asus->btrfk); | |
1310 | pega_rfkill_terminate(&asus->wlanrfk); | |
1311 | } | |
1312 | ||
1313 | static int pega_rfkill_setup(struct asus_laptop *asus, struct asus_pega_rfkill *pega_rfk, | |
1314 | const char *name, int controlid, int rfkill_type) | |
1315 | { | |
1316 | int result; | |
1317 | ||
1318 | pr_warn("Setting up rfk %s, control %d, type %d\n", name, controlid, rfkill_type); | |
1319 | pega_rfk->control_id = controlid; | |
1320 | pega_rfk->asus = asus; | |
1321 | pega_rfk->rfkill = rfkill_alloc(name, &asus->platform_device->dev, | |
1322 | rfkill_type, &pega_rfkill_ops, pega_rfk); | |
1323 | if (!pega_rfk->rfkill) | |
1324 | return -EINVAL; | |
1325 | ||
1326 | result = rfkill_register(pega_rfk->rfkill); | |
1327 | if (result) { | |
1328 | rfkill_destroy(pega_rfk->rfkill); | |
1329 | pega_rfk->rfkill = NULL; | |
1330 | } | |
1331 | ||
1332 | return result; | |
1333 | } | |
1334 | ||
1335 | static int pega_rfkill_init(struct asus_laptop *asus) | |
1336 | { | |
1337 | int ret = 0; | |
1338 | ||
1339 | if(!asus->is_pega_lucid) | |
1340 | return -ENODEV; | |
1341 | ||
1342 | ret = pega_rfkill_setup(asus, &asus->wlanrfk, "pega-wlan", PEGA_WLAN, RFKILL_TYPE_WLAN); | |
1343 | if(ret) | |
1344 | return ret; | |
1345 | ret = pega_rfkill_setup(asus, &asus->btrfk, "pega-bt", PEGA_BLUETOOTH, RFKILL_TYPE_BLUETOOTH); | |
1346 | if(ret) | |
1347 | goto err_btrfk; | |
1348 | ret = pega_rfkill_setup(asus, &asus->wwanrfk, "pega-wwan", PEGA_WWAN, RFKILL_TYPE_WWAN); | |
1349 | if(ret) | |
1350 | goto err_wwanrfk; | |
1351 | ||
1352 | pr_warn("Pega rfkill init succeeded\n"); | |
1353 | return 0; | |
1354 | err_wwanrfk: | |
1355 | pega_rfkill_terminate(&asus->btrfk); | |
1356 | err_btrfk: | |
1357 | pega_rfkill_terminate(&asus->wlanrfk); | |
1358 | ||
1359 | return ret; | |
1360 | } | |
1361 | ||
034ce90a | 1362 | /* |
be4ee82d | 1363 | * Input device (i.e. hotkeys) |
034ce90a | 1364 | */ |
be4ee82d CC |
1365 | static void asus_input_notify(struct asus_laptop *asus, int event) |
1366 | { | |
e0ac9133 CC |
1367 | if (!asus->inputdev) |
1368 | return ; | |
1369 | if (!sparse_keymap_report_event(asus->inputdev, event, 1, true)) | |
1370 | pr_info("Unknown key %x pressed\n", event); | |
be4ee82d CC |
1371 | } |
1372 | ||
1373 | static int asus_input_init(struct asus_laptop *asus) | |
1374 | { | |
66a71dd1 CC |
1375 | struct input_dev *input; |
1376 | int error; | |
be4ee82d | 1377 | |
66a71dd1 CC |
1378 | input = input_allocate_device(); |
1379 | if (!input) { | |
be4ee82d | 1380 | pr_info("Unable to allocate input device\n"); |
45036ae1 | 1381 | return -ENOMEM; |
be4ee82d | 1382 | } |
66a71dd1 CC |
1383 | input->name = "Asus Laptop extra buttons"; |
1384 | input->phys = ASUS_LAPTOP_FILE "/input0"; | |
1385 | input->id.bustype = BUS_HOST; | |
1386 | input->dev.parent = &asus->platform_device->dev; | |
66a71dd1 CC |
1387 | |
1388 | error = sparse_keymap_setup(input, asus_keymap, NULL); | |
1389 | if (error) { | |
1390 | pr_err("Unable to setup input device keymap\n"); | |
45036ae1 | 1391 | goto err_free_dev; |
be4ee82d | 1392 | } |
66a71dd1 CC |
1393 | error = input_register_device(input); |
1394 | if (error) { | |
be4ee82d | 1395 | pr_info("Unable to register input device\n"); |
45036ae1 | 1396 | goto err_free_keymap; |
be4ee82d | 1397 | } |
66a71dd1 CC |
1398 | |
1399 | asus->inputdev = input; | |
1400 | return 0; | |
1401 | ||
45036ae1 | 1402 | err_free_keymap: |
66a71dd1 | 1403 | sparse_keymap_free(input); |
45036ae1 | 1404 | err_free_dev: |
66a71dd1 CC |
1405 | input_free_device(input); |
1406 | return error; | |
be4ee82d CC |
1407 | } |
1408 | ||
1409 | static void asus_input_exit(struct asus_laptop *asus) | |
1410 | { | |
66a71dd1 CC |
1411 | if (asus->inputdev) { |
1412 | sparse_keymap_free(asus->inputdev); | |
be4ee82d | 1413 | input_unregister_device(asus->inputdev); |
66a71dd1 | 1414 | } |
71e687dc | 1415 | asus->inputdev = NULL; |
be4ee82d CC |
1416 | } |
1417 | ||
1418 | /* | |
1419 | * ACPI driver | |
1420 | */ | |
600ad520 | 1421 | static void asus_acpi_notify(struct acpi_device *device, u32 event) |
85091b71 | 1422 | { |
9129d14d | 1423 | struct asus_laptop *asus = acpi_driver_data(device); |
6050c8dd | 1424 | u16 count; |
034ce90a | 1425 | |
619d8b11 | 1426 | /* TODO Find a better way to handle events count. */ |
50a90c4d CC |
1427 | count = asus->event_count[event % 128]++; |
1428 | acpi_bus_generate_proc_event(asus->device, event, count); | |
1429 | acpi_bus_generate_netlink_event(asus->device->pnp.device_class, | |
1430 | dev_name(&asus->device->dev), event, | |
6050c8dd | 1431 | count); |
85091b71 | 1432 | |
a539df5e CC |
1433 | /* Brightness events are special */ |
1434 | if (event >= ATKD_BR_MIN && event <= ATKD_BR_MAX) { | |
1435 | ||
1436 | /* Ignore them completely if the acpi video driver is used */ | |
1437 | if (asus->backlight_device != NULL) { | |
1438 | /* Update the backlight device. */ | |
1439 | asus_backlight_notify(asus); | |
1440 | } | |
1441 | return ; | |
1442 | } | |
b93f8281 AA |
1443 | |
1444 | /* Accelerometer "coarse orientation change" event */ | |
1445 | if (asus->pega_accel_poll && event == 0xEA) { | |
1446 | kobject_uevent(&asus->pega_accel_poll->input->dev.kobj, | |
1447 | KOBJ_CHANGE); | |
1448 | return ; | |
1449 | } | |
1450 | ||
be4ee82d | 1451 | asus_input_notify(asus, event); |
85091b71 CC |
1452 | } |
1453 | ||
2a1fd64c CC |
1454 | static DEVICE_ATTR(infos, S_IRUGO, show_infos, NULL); |
1455 | static DEVICE_ATTR(wlan, S_IRUGO | S_IWUSR, show_wlan, store_wlan); | |
ac9b1e5b DT |
1456 | static DEVICE_ATTR(bluetooth, S_IRUGO | S_IWUSR, |
1457 | show_bluetooth, store_bluetooth); | |
ba1ff5be CC |
1458 | static DEVICE_ATTR(wimax, S_IRUGO | S_IWUSR, show_wimax, store_wimax); |
1459 | static DEVICE_ATTR(wwan, S_IRUGO | S_IWUSR, show_wwan, store_wwan); | |
3b81cf9d | 1460 | static DEVICE_ATTR(display, S_IWUSR, NULL, store_disp); |
2a1fd64c | 1461 | static DEVICE_ATTR(ledd, S_IRUGO | S_IWUSR, show_ledd, store_ledd); |
33989ba6 | 1462 | static DEVICE_ATTR(ls_value, S_IRUGO, show_lsvalue, NULL); |
2a1fd64c CC |
1463 | static DEVICE_ATTR(ls_level, S_IRUGO | S_IWUSR, show_lslvl, store_lslvl); |
1464 | static DEVICE_ATTR(ls_switch, S_IRUGO | S_IWUSR, show_lssw, store_lssw); | |
1465 | static DEVICE_ATTR(gps, S_IRUGO | S_IWUSR, show_gps, store_gps); | |
1466 | ||
ac9b1e5b DT |
1467 | static struct attribute *asus_attributes[] = { |
1468 | &dev_attr_infos.attr, | |
1469 | &dev_attr_wlan.attr, | |
1470 | &dev_attr_bluetooth.attr, | |
ba1ff5be CC |
1471 | &dev_attr_wimax.attr, |
1472 | &dev_attr_wwan.attr, | |
ac9b1e5b DT |
1473 | &dev_attr_display.attr, |
1474 | &dev_attr_ledd.attr, | |
33989ba6 | 1475 | &dev_attr_ls_value.attr, |
ac9b1e5b DT |
1476 | &dev_attr_ls_level.attr, |
1477 | &dev_attr_ls_switch.attr, | |
1478 | &dev_attr_gps.attr, | |
1479 | NULL | |
1480 | }; | |
2a1fd64c | 1481 | |
587a1f16 | 1482 | static umode_t asus_sysfs_is_visible(struct kobject *kobj, |
ac9b1e5b DT |
1483 | struct attribute *attr, |
1484 | int idx) | |
2a1fd64c | 1485 | { |
ac9b1e5b DT |
1486 | struct device *dev = container_of(kobj, struct device, kobj); |
1487 | struct platform_device *pdev = to_platform_device(dev); | |
1488 | struct asus_laptop *asus = platform_get_drvdata(pdev); | |
1489 | acpi_handle handle = asus->handle; | |
1490 | bool supported; | |
1491 | ||
33989ba6 AR |
1492 | if (asus->is_pega_lucid) { |
1493 | /* no ls_level interface on the Lucid */ | |
1494 | if (attr == &dev_attr_ls_switch.attr) | |
1495 | supported = true; | |
1496 | else if (attr == &dev_attr_ls_level.attr) | |
1497 | supported = false; | |
1498 | else | |
1499 | goto normal; | |
1500 | ||
1501 | return supported; | |
1502 | } | |
1503 | ||
1504 | normal: | |
ac9b1e5b DT |
1505 | if (attr == &dev_attr_wlan.attr) { |
1506 | supported = !acpi_check_handle(handle, METHOD_WLAN, NULL); | |
1507 | ||
1508 | } else if (attr == &dev_attr_bluetooth.attr) { | |
1509 | supported = !acpi_check_handle(handle, METHOD_BLUETOOTH, NULL); | |
1510 | ||
1511 | } else if (attr == &dev_attr_display.attr) { | |
1512 | supported = !acpi_check_handle(handle, METHOD_SWITCH_DISPLAY, NULL); | |
1513 | ||
ba1ff5be CC |
1514 | } else if (attr == &dev_attr_wimax.attr) { |
1515 | supported = | |
1516 | !acpi_check_handle(asus->handle, METHOD_WIMAX, NULL); | |
1517 | ||
1518 | } else if (attr == &dev_attr_wwan.attr) { | |
1519 | supported = !acpi_check_handle(asus->handle, METHOD_WWAN, NULL); | |
1520 | ||
ac9b1e5b DT |
1521 | } else if (attr == &dev_attr_ledd.attr) { |
1522 | supported = !acpi_check_handle(handle, METHOD_LEDD, NULL); | |
1523 | ||
1524 | } else if (attr == &dev_attr_ls_switch.attr || | |
1525 | attr == &dev_attr_ls_level.attr) { | |
1526 | supported = !acpi_check_handle(handle, METHOD_ALS_CONTROL, NULL) && | |
33989ba6 AR |
1527 | !acpi_check_handle(handle, METHOD_ALS_LEVEL, NULL); |
1528 | } else if (attr == &dev_attr_ls_value.attr) { | |
1529 | supported = asus->is_pega_lucid; | |
ac9b1e5b DT |
1530 | } else if (attr == &dev_attr_gps.attr) { |
1531 | supported = !acpi_check_handle(handle, METHOD_GPS_ON, NULL) && | |
1532 | !acpi_check_handle(handle, METHOD_GPS_OFF, NULL) && | |
1533 | !acpi_check_handle(handle, METHOD_GPS_STATUS, NULL); | |
1534 | } else { | |
1535 | supported = true; | |
2a1fd64c CC |
1536 | } |
1537 | ||
ac9b1e5b DT |
1538 | return supported ? attr->mode : 0; |
1539 | } | |
2a1fd64c | 1540 | |
2a1fd64c | 1541 | |
ac9b1e5b DT |
1542 | static const struct attribute_group asus_attr_group = { |
1543 | .is_visible = asus_sysfs_is_visible, | |
1544 | .attrs = asus_attributes, | |
1545 | }; | |
85091b71 | 1546 | |
9129d14d | 1547 | static int asus_platform_init(struct asus_laptop *asus) |
600ad520 | 1548 | { |
71e687dc | 1549 | int result; |
600ad520 | 1550 | |
50a90c4d CC |
1551 | asus->platform_device = platform_device_alloc(ASUS_LAPTOP_FILE, -1); |
1552 | if (!asus->platform_device) | |
600ad520 | 1553 | return -ENOMEM; |
9129d14d | 1554 | platform_set_drvdata(asus->platform_device, asus); |
600ad520 | 1555 | |
71e687dc CC |
1556 | result = platform_device_add(asus->platform_device); |
1557 | if (result) | |
600ad520 CC |
1558 | goto fail_platform_device; |
1559 | ||
ac9b1e5b DT |
1560 | result = sysfs_create_group(&asus->platform_device->dev.kobj, |
1561 | &asus_attr_group); | |
71e687dc | 1562 | if (result) |
600ad520 | 1563 | goto fail_sysfs; |
ac9b1e5b | 1564 | |
600ad520 CC |
1565 | return 0; |
1566 | ||
1567 | fail_sysfs: | |
50a90c4d | 1568 | platform_device_del(asus->platform_device); |
600ad520 | 1569 | fail_platform_device: |
50a90c4d | 1570 | platform_device_put(asus->platform_device); |
71e687dc | 1571 | return result; |
600ad520 CC |
1572 | } |
1573 | ||
9129d14d | 1574 | static void asus_platform_exit(struct asus_laptop *asus) |
600ad520 | 1575 | { |
ac9b1e5b | 1576 | sysfs_remove_group(&asus->platform_device->dev.kobj, &asus_attr_group); |
50a90c4d | 1577 | platform_device_unregister(asus->platform_device); |
600ad520 CC |
1578 | } |
1579 | ||
1580 | static struct platform_driver platform_driver = { | |
8def05fa | 1581 | .driver = { |
9129d14d CC |
1582 | .name = ASUS_LAPTOP_FILE, |
1583 | .owner = THIS_MODULE, | |
b23910c2 | 1584 | }, |
85091b71 CC |
1585 | }; |
1586 | ||
85091b71 | 1587 | /* |
50a90c4d CC |
1588 | * This function is used to initialize the context with right values. In this |
1589 | * method, we can make all the detection we want, and modify the asus_laptop | |
1590 | * struct | |
85091b71 | 1591 | */ |
7c247645 | 1592 | static int asus_laptop_get_info(struct asus_laptop *asus) |
85091b71 CC |
1593 | { |
1594 | struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; | |
85091b71 | 1595 | union acpi_object *model = NULL; |
27663c58 | 1596 | unsigned long long bsts_result, hwrs_result; |
85091b71 CC |
1597 | char *string = NULL; |
1598 | acpi_status status; | |
1599 | ||
1600 | /* | |
1601 | * Get DSDT headers early enough to allow for differentiating between | |
1602 | * models, but late enough to allow acpi_bus_register_driver() to fail | |
1603 | * before doing anything ACPI-specific. Should we encounter a machine, | |
1604 | * which needs special handling (i.e. its hotkey device has a different | |
7c247645 | 1605 | * HID), this bit will be moved. |
85091b71 | 1606 | */ |
7c247645 | 1607 | status = acpi_get_table(ACPI_SIG_DSDT, 1, &asus->dsdt_info); |
85091b71 | 1608 | if (ACPI_FAILURE(status)) |
5ad77dcf | 1609 | pr_warn("Couldn't get the DSDT table header\n"); |
85091b71 CC |
1610 | |
1611 | /* We have to write 0 on init this far for all ASUS models */ | |
50a90c4d | 1612 | if (write_acpi_int_ret(asus->handle, "INIT", 0, &buffer)) { |
2fcc23da | 1613 | pr_err("Hotkey initialization failed\n"); |
85091b71 CC |
1614 | return -ENODEV; |
1615 | } | |
1616 | ||
1617 | /* This needs to be called for some laptops to init properly */ | |
9a816850 | 1618 | status = |
50a90c4d | 1619 | acpi_evaluate_integer(asus->handle, "BSTS", NULL, &bsts_result); |
9a816850 | 1620 | if (ACPI_FAILURE(status)) |
5ad77dcf | 1621 | pr_warn("Error calling BSTS\n"); |
85091b71 | 1622 | else if (bsts_result) |
2fcc23da | 1623 | pr_notice("BSTS called, 0x%02x returned\n", |
9a816850 | 1624 | (uint) bsts_result); |
85091b71 | 1625 | |
185e5af9 | 1626 | /* This too ... */ |
e5593bf1 CC |
1627 | if (write_acpi_int(asus->handle, "CWAP", wapf)) |
1628 | pr_err("Error calling CWAP(%d)\n", wapf); | |
85091b71 CC |
1629 | /* |
1630 | * Try to match the object returned by INIT to the specific model. | |
1631 | * Handle every possible object (or the lack of thereof) the DSDT | |
1632 | * writers might throw at us. When in trouble, we pass NULL to | |
1633 | * asus_model_match() and try something completely different. | |
1634 | */ | |
1635 | if (buffer.pointer) { | |
1636 | model = buffer.pointer; | |
1637 | switch (model->type) { | |
1638 | case ACPI_TYPE_STRING: | |
1639 | string = model->string.pointer; | |
1640 | break; | |
1641 | case ACPI_TYPE_BUFFER: | |
1642 | string = model->buffer.pointer; | |
1643 | break; | |
1644 | default: | |
1645 | string = ""; | |
1646 | break; | |
1647 | } | |
1648 | } | |
50a90c4d | 1649 | asus->name = kstrdup(string, GFP_KERNEL); |
d8eca110 AL |
1650 | if (!asus->name) { |
1651 | kfree(buffer.pointer); | |
85091b71 | 1652 | return -ENOMEM; |
d8eca110 | 1653 | } |
85091b71 | 1654 | |
8def05fa | 1655 | if (*string) |
2fcc23da | 1656 | pr_notice(" %s model detected\n", string); |
85091b71 | 1657 | |
4564de17 CC |
1658 | /* |
1659 | * The HWRS method return informations about the hardware. | |
ba1ff5be CC |
1660 | * 0x80 bit is for WLAN, 0x100 for Bluetooth, |
1661 | * 0x40 for WWAN, 0x10 for WIMAX. | |
4564de17 | 1662 | * The significance of others is yet to be found. |
4564de17 | 1663 | */ |
9a816850 | 1664 | status = |
50a90c4d | 1665 | acpi_evaluate_integer(asus->handle, "HRWS", NULL, &hwrs_result); |
d99b577c CC |
1666 | if (!ACPI_FAILURE(status)) |
1667 | pr_notice(" HRWS returned %x", (int)hwrs_result); | |
4564de17 | 1668 | |
d99b577c | 1669 | if (!acpi_check_handle(asus->handle, METHOD_WL_STATUS, NULL)) |
aa9df930 | 1670 | asus->have_rsts = true; |
4564de17 | 1671 | |
85091b71 CC |
1672 | kfree(model); |
1673 | ||
1674 | return AE_OK; | |
1675 | } | |
1676 | ||
9129d14d | 1677 | static int __devinit asus_acpi_init(struct asus_laptop *asus) |
85091b71 | 1678 | { |
600ad520 | 1679 | int result = 0; |
85091b71 | 1680 | |
50a90c4d | 1681 | result = acpi_bus_get_status(asus->device); |
600ad520 | 1682 | if (result) |
85091b71 | 1683 | return result; |
50a90c4d | 1684 | if (!asus->device->status.present) { |
600ad520 | 1685 | pr_err("Hotkey device not present, aborting\n"); |
85091b71 CC |
1686 | return -ENODEV; |
1687 | } | |
1688 | ||
7c247645 | 1689 | result = asus_laptop_get_info(asus); |
034ce90a | 1690 | if (result) |
600ad520 | 1691 | return result; |
034ce90a | 1692 | |
600ad520 | 1693 | /* WLED and BLED are on by default */ |
be4ee82d | 1694 | if (bluetooth_status >= 0) |
e5593bf1 CC |
1695 | asus_bluetooth_set(asus, !!bluetooth_status); |
1696 | ||
d0930a2d CC |
1697 | if (wlan_status >= 0) |
1698 | asus_wlan_set(asus, !!wlan_status); | |
85091b71 | 1699 | |
ba1ff5be CC |
1700 | if (wimax_status >= 0) |
1701 | asus_wimax_set(asus, !!wimax_status); | |
1702 | ||
1703 | if (wwan_status >= 0) | |
1704 | asus_wwan_set(asus, !!wwan_status); | |
1705 | ||
600ad520 | 1706 | /* Keyboard Backlight is on by default */ |
d99b577c | 1707 | if (!acpi_check_handle(asus->handle, METHOD_KBD_LIGHT_SET, NULL)) |
4d441513 | 1708 | asus_kled_set(asus, 1); |
600ad520 CC |
1709 | |
1710 | /* LED display is off by default */ | |
50a90c4d | 1711 | asus->ledd_status = 0xFFF; |
600ad520 CC |
1712 | |
1713 | /* Set initial values of light sensor and level */ | |
abec04db | 1714 | asus->light_switch = !!als_status; |
be4ee82d | 1715 | asus->light_level = 5; /* level 5 for sensor sensitivity */ |
600ad520 | 1716 | |
33989ba6 AR |
1717 | if (asus->is_pega_lucid) { |
1718 | asus_als_switch(asus, asus->light_switch); | |
1719 | } else if (!acpi_check_handle(asus->handle, METHOD_ALS_CONTROL, NULL) && | |
1720 | !acpi_check_handle(asus->handle, METHOD_ALS_LEVEL, NULL)) { | |
4d441513 | 1721 | asus_als_switch(asus, asus->light_switch); |
4d441513 | 1722 | asus_als_level(asus, asus->light_level); |
d99b577c | 1723 | } |
600ad520 | 1724 | |
600ad520 CC |
1725 | return result; |
1726 | } | |
1727 | ||
af96f877 CC |
1728 | static void __devinit asus_dmi_check(void) |
1729 | { | |
1730 | const char *model; | |
1731 | ||
1732 | model = dmi_get_system_info(DMI_PRODUCT_NAME); | |
1733 | if (!model) | |
1734 | return; | |
1735 | ||
1736 | /* On L1400B WLED control the sound card, don't mess with it ... */ | |
1737 | if (strncmp(model, "L1400B", 6) == 0) { | |
1738 | wlan_status = -1; | |
1739 | } | |
1740 | } | |
1741 | ||
71e687dc CC |
1742 | static bool asus_device_present; |
1743 | ||
600ad520 CC |
1744 | static int __devinit asus_acpi_add(struct acpi_device *device) |
1745 | { | |
9129d14d | 1746 | struct asus_laptop *asus; |
600ad520 CC |
1747 | int result; |
1748 | ||
1749 | pr_notice("Asus Laptop Support version %s\n", | |
1750 | ASUS_LAPTOP_VERSION); | |
50a90c4d CC |
1751 | asus = kzalloc(sizeof(struct asus_laptop), GFP_KERNEL); |
1752 | if (!asus) | |
600ad520 | 1753 | return -ENOMEM; |
50a90c4d CC |
1754 | asus->handle = device->handle; |
1755 | strcpy(acpi_device_name(device), ASUS_LAPTOP_DEVICE_NAME); | |
1756 | strcpy(acpi_device_class(device), ASUS_LAPTOP_CLASS); | |
1757 | device->driver_data = asus; | |
1758 | asus->device = device; | |
600ad520 | 1759 | |
af96f877 CC |
1760 | asus_dmi_check(); |
1761 | ||
9129d14d | 1762 | result = asus_acpi_init(asus); |
8def05fa | 1763 | if (result) |
600ad520 | 1764 | goto fail_platform; |
85091b71 | 1765 | |
600ad520 | 1766 | /* |
8819de7f AR |
1767 | * Need platform type detection first, then the platform |
1768 | * device. It is used as a parent for the sub-devices below. | |
600ad520 | 1769 | */ |
8819de7f | 1770 | asus->is_pega_lucid = asus_check_pega_lucid(asus); |
9129d14d | 1771 | result = asus_platform_init(asus); |
116bf2e0 | 1772 | if (result) |
600ad520 | 1773 | goto fail_platform; |
116bf2e0 CC |
1774 | |
1775 | if (!acpi_video_backlight_support()) { | |
9129d14d | 1776 | result = asus_backlight_init(asus); |
116bf2e0 CC |
1777 | if (result) |
1778 | goto fail_backlight; | |
1779 | } else | |
600ad520 | 1780 | pr_info("Backlight controlled by ACPI video driver\n"); |
116bf2e0 | 1781 | |
9129d14d | 1782 | result = asus_input_init(asus); |
600ad520 CC |
1783 | if (result) |
1784 | goto fail_input; | |
1785 | ||
9129d14d | 1786 | result = asus_led_init(asus); |
600ad520 CC |
1787 | if (result) |
1788 | goto fail_led; | |
1789 | ||
18e1311e CC |
1790 | result = asus_rfkill_init(asus); |
1791 | if (result) | |
1792 | goto fail_rfkill; | |
1793 | ||
b23910c2 AR |
1794 | result = pega_accel_init(asus); |
1795 | if (result && result != -ENODEV) | |
1796 | goto fail_pega_accel; | |
1797 | ||
14908399 AA |
1798 | result = pega_rfkill_init(asus); |
1799 | if (result && result != -ENODEV) | |
1800 | goto fail_pega_rfkill; | |
1801 | ||
600ad520 | 1802 | asus_device_present = true; |
8def05fa | 1803 | return 0; |
85091b71 | 1804 | |
14908399 AA |
1805 | fail_pega_rfkill: |
1806 | pega_accel_exit(asus); | |
b23910c2 AR |
1807 | fail_pega_accel: |
1808 | asus_rfkill_exit(asus); | |
18e1311e CC |
1809 | fail_rfkill: |
1810 | asus_led_exit(asus); | |
600ad520 | 1811 | fail_led: |
9129d14d | 1812 | asus_input_exit(asus); |
600ad520 | 1813 | fail_input: |
9129d14d | 1814 | asus_backlight_exit(asus); |
116bf2e0 | 1815 | fail_backlight: |
9129d14d | 1816 | asus_platform_exit(asus); |
600ad520 | 1817 | fail_platform: |
50a90c4d CC |
1818 | kfree(asus->name); |
1819 | kfree(asus); | |
116bf2e0 | 1820 | |
600ad520 CC |
1821 | return result; |
1822 | } | |
116bf2e0 | 1823 | |
600ad520 CC |
1824 | static int asus_acpi_remove(struct acpi_device *device, int type) |
1825 | { | |
9129d14d CC |
1826 | struct asus_laptop *asus = acpi_driver_data(device); |
1827 | ||
1828 | asus_backlight_exit(asus); | |
18e1311e | 1829 | asus_rfkill_exit(asus); |
9129d14d CC |
1830 | asus_led_exit(asus); |
1831 | asus_input_exit(asus); | |
b23910c2 | 1832 | pega_accel_exit(asus); |
14908399 | 1833 | pega_rfkill_exit(asus); |
9129d14d | 1834 | asus_platform_exit(asus); |
600ad520 | 1835 | |
50a90c4d CC |
1836 | kfree(asus->name); |
1837 | kfree(asus); | |
600ad520 CC |
1838 | return 0; |
1839 | } | |
1840 | ||
1841 | static const struct acpi_device_id asus_device_ids[] = { | |
1842 | {"ATK0100", 0}, | |
1843 | {"ATK0101", 0}, | |
1844 | {"", 0}, | |
1845 | }; | |
1846 | MODULE_DEVICE_TABLE(acpi, asus_device_ids); | |
85091b71 | 1847 | |
600ad520 | 1848 | static struct acpi_driver asus_acpi_driver = { |
50a90c4d CC |
1849 | .name = ASUS_LAPTOP_NAME, |
1850 | .class = ASUS_LAPTOP_CLASS, | |
600ad520 CC |
1851 | .owner = THIS_MODULE, |
1852 | .ids = asus_device_ids, | |
1853 | .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS, | |
1854 | .ops = { | |
1855 | .add = asus_acpi_add, | |
1856 | .remove = asus_acpi_remove, | |
1857 | .notify = asus_acpi_notify, | |
1858 | }, | |
1859 | }; | |
85091b71 | 1860 | |
600ad520 CC |
1861 | static int __init asus_laptop_init(void) |
1862 | { | |
1863 | int result; | |
85091b71 | 1864 | |
600ad520 CC |
1865 | result = platform_driver_register(&platform_driver); |
1866 | if (result < 0) | |
1867 | return result; | |
034ce90a | 1868 | |
600ad520 CC |
1869 | result = acpi_bus_register_driver(&asus_acpi_driver); |
1870 | if (result < 0) | |
1871 | goto fail_acpi_driver; | |
1872 | if (!asus_device_present) { | |
1873 | result = -ENODEV; | |
1874 | goto fail_no_device; | |
1875 | } | |
1876 | return 0; | |
85091b71 | 1877 | |
600ad520 CC |
1878 | fail_no_device: |
1879 | acpi_bus_unregister_driver(&asus_acpi_driver); | |
1880 | fail_acpi_driver: | |
1881 | platform_driver_unregister(&platform_driver); | |
85091b71 CC |
1882 | return result; |
1883 | } | |
1884 | ||
600ad520 CC |
1885 | static void __exit asus_laptop_exit(void) |
1886 | { | |
1887 | acpi_bus_unregister_driver(&asus_acpi_driver); | |
1888 | platform_driver_unregister(&platform_driver); | |
1889 | } | |
1890 | ||
85091b71 CC |
1891 | module_init(asus_laptop_init); |
1892 | module_exit(asus_laptop_exit); |