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1da177e4 LT |
1 | /* |
2 | * toshiba_acpi.c - Toshiba Laptop ACPI Extras | |
3 | * | |
4 | * | |
5 | * Copyright (C) 2002-2004 John Belmonte | |
c41a40c5 | 6 | * Copyright (C) 2008 Philip Langdale |
6c3f6e6c | 7 | * Copyright (C) 2010 Pierre Ducroquet |
548c4306 | 8 | * Copyright (C) 2014 Azael Avalos |
1da177e4 LT |
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 | * | |
25 | * The devolpment page for this driver is located at | |
26 | * http://memebeam.org/toys/ToshibaAcpiDriver. | |
27 | * | |
28 | * Credits: | |
29 | * Jonathan A. Buzzard - Toshiba HCI info, and critical tips on reverse | |
30 | * engineering the Windows drivers | |
31 | * Yasushi Nagato - changes for linux kernel 2.4 -> 2.5 | |
32 | * Rob Miller - TV out and hotkeys help | |
33 | * | |
34 | * | |
35 | * TODO | |
36 | * | |
37 | */ | |
38 | ||
7e33460d JP |
39 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
40 | ||
548c4306 | 41 | #define TOSHIBA_ACPI_VERSION "0.20" |
1da177e4 LT |
42 | #define PROC_INTERFACE_VERSION 1 |
43 | ||
44 | #include <linux/kernel.h> | |
45 | #include <linux/module.h> | |
46 | #include <linux/init.h> | |
47 | #include <linux/types.h> | |
48 | #include <linux/proc_fs.h> | |
936c8bcd | 49 | #include <linux/seq_file.h> |
c9263557 | 50 | #include <linux/backlight.h> |
c41a40c5 | 51 | #include <linux/rfkill.h> |
6335e4d5 | 52 | #include <linux/input.h> |
384a7cd9 | 53 | #include <linux/input/sparse-keymap.h> |
6c3f6e6c | 54 | #include <linux/leds.h> |
5a0e3ad6 | 55 | #include <linux/slab.h> |
29cd293f SF |
56 | #include <linux/workqueue.h> |
57 | #include <linux/i8042.h> | |
8b48463f | 58 | #include <linux/acpi.h> |
fe808bfb | 59 | #include <linux/dmi.h> |
1da177e4 LT |
60 | #include <asm/uaccess.h> |
61 | ||
1da177e4 LT |
62 | MODULE_AUTHOR("John Belmonte"); |
63 | MODULE_DESCRIPTION("Toshiba Laptop ACPI Extras Driver"); | |
64 | MODULE_LICENSE("GPL"); | |
65 | ||
f11f999e SF |
66 | #define TOSHIBA_WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100" |
67 | ||
29cd293f SF |
68 | /* Scan code for Fn key on TOS1900 models */ |
69 | #define TOS1900_FN_SCAN 0x6e | |
70 | ||
1da177e4 | 71 | /* Toshiba ACPI method paths */ |
1da177e4 LT |
72 | #define METHOD_VIDEO_OUT "\\_SB_.VALX.DSSX" |
73 | ||
258c5903 AA |
74 | /* The Toshiba configuration interface is composed of the HCI and the SCI, |
75 | * which are defined as follows: | |
1da177e4 LT |
76 | * |
77 | * HCI is Toshiba's "Hardware Control Interface" which is supposed to | |
78 | * be uniform across all their models. Ideally we would just call | |
79 | * dedicated ACPI methods instead of using this primitive interface. | |
80 | * However the ACPI methods seem to be incomplete in some areas (for | |
81 | * example they allow setting, but not reading, the LCD brightness value), | |
82 | * so this is still useful. | |
ea6b31f4 | 83 | * |
84a6273f AA |
84 | * SCI stands for "System Configuration Interface" which aim is to |
85 | * conceal differences in hardware between different models. | |
1da177e4 LT |
86 | */ |
87 | ||
258c5903 | 88 | #define TCI_WORDS 6 |
1da177e4 LT |
89 | |
90 | /* operations */ | |
91 | #define HCI_SET 0xff00 | |
92 | #define HCI_GET 0xfe00 | |
84a6273f AA |
93 | #define SCI_OPEN 0xf100 |
94 | #define SCI_CLOSE 0xf200 | |
95 | #define SCI_GET 0xf300 | |
96 | #define SCI_SET 0xf400 | |
1da177e4 LT |
97 | |
98 | /* return codes */ | |
1864bbc2 AA |
99 | #define TOS_SUCCESS 0x0000 |
100 | #define TOS_OPEN_CLOSE_OK 0x0044 | |
101 | #define TOS_FAILURE 0x1000 | |
102 | #define TOS_NOT_SUPPORTED 0x8000 | |
103 | #define TOS_ALREADY_OPEN 0x8100 | |
104 | #define TOS_NOT_OPENED 0x8200 | |
105 | #define TOS_INPUT_DATA_ERROR 0x8300 | |
106 | #define TOS_WRITE_PROTECTED 0x8400 | |
107 | #define TOS_NOT_PRESENT 0x8600 | |
108 | #define TOS_FIFO_EMPTY 0x8c00 | |
109 | #define TOS_DATA_NOT_AVAILABLE 0x8d20 | |
110 | #define TOS_NOT_INITIALIZED 0x8d50 | |
1da177e4 LT |
111 | |
112 | /* registers */ | |
113 | #define HCI_FAN 0x0004 | |
121b7b0d | 114 | #define HCI_TR_BACKLIGHT 0x0005 |
1da177e4 LT |
115 | #define HCI_SYSTEM_EVENT 0x0016 |
116 | #define HCI_VIDEO_OUT 0x001c | |
117 | #define HCI_HOTKEY_EVENT 0x001e | |
118 | #define HCI_LCD_BRIGHTNESS 0x002a | |
c41a40c5 | 119 | #define HCI_WIRELESS 0x0056 |
5a2813e9 | 120 | #define HCI_ACCELEROMETER 0x006d |
360f0f39 | 121 | #define HCI_KBD_ILLUMINATION 0x0095 |
def6c4e2 | 122 | #define HCI_ECO_MODE 0x0097 |
5a2813e9 | 123 | #define HCI_ACCELEROMETER2 0x00a6 |
fdb79081 | 124 | #define SCI_ILLUMINATION 0x014e |
e26ffe51 | 125 | #define SCI_USB_SLEEP_CHARGE 0x0150 |
360f0f39 | 126 | #define SCI_KBD_ILLUM_STATUS 0x015c |
9d8658ac | 127 | #define SCI_TOUCHPAD 0x050e |
1da177e4 LT |
128 | |
129 | /* field definitions */ | |
5a2813e9 | 130 | #define HCI_ACCEL_MASK 0x7fff |
29cd293f SF |
131 | #define HCI_HOTKEY_DISABLE 0x0b |
132 | #define HCI_HOTKEY_ENABLE 0x09 | |
1da177e4 LT |
133 | #define HCI_LCD_BRIGHTNESS_BITS 3 |
134 | #define HCI_LCD_BRIGHTNESS_SHIFT (16-HCI_LCD_BRIGHTNESS_BITS) | |
135 | #define HCI_LCD_BRIGHTNESS_LEVELS (1 << HCI_LCD_BRIGHTNESS_BITS) | |
360f0f39 | 136 | #define HCI_MISC_SHIFT 0x10 |
1da177e4 LT |
137 | #define HCI_VIDEO_OUT_LCD 0x1 |
138 | #define HCI_VIDEO_OUT_CRT 0x2 | |
139 | #define HCI_VIDEO_OUT_TV 0x4 | |
c41a40c5 | 140 | #define HCI_WIRELESS_KILL_SWITCH 0x01 |
141 | #define HCI_WIRELESS_BT_PRESENT 0x0f | |
142 | #define HCI_WIRELESS_BT_ATTACH 0x40 | |
143 | #define HCI_WIRELESS_BT_POWER 0x80 | |
93f8c16d | 144 | #define SCI_KBD_MODE_MASK 0x1f |
360f0f39 AA |
145 | #define SCI_KBD_MODE_FNZ 0x1 |
146 | #define SCI_KBD_MODE_AUTO 0x2 | |
93f8c16d AA |
147 | #define SCI_KBD_MODE_ON 0x8 |
148 | #define SCI_KBD_MODE_OFF 0x10 | |
149 | #define SCI_KBD_TIME_MAX 0x3c001a | |
e26ffe51 AA |
150 | #define SCI_USB_CHARGE_MODE_MASK 0xff |
151 | #define SCI_USB_CHARGE_DISABLED 0x30000 | |
152 | #define SCI_USB_CHARGE_ALTERNATE 0x30009 | |
153 | #define SCI_USB_CHARGE_AUTO 0x30021 | |
182bcaa5 AA |
154 | #define SCI_USB_CHARGE_BAT_MASK 0x7 |
155 | #define SCI_USB_CHARGE_BAT_LVL_OFF 0x1 | |
156 | #define SCI_USB_CHARGE_BAT_LVL_ON 0x4 | |
157 | #define SCI_USB_CHARGE_BAT_LVL 0x0200 | |
1da177e4 | 158 | |
135740de SF |
159 | struct toshiba_acpi_dev { |
160 | struct acpi_device *acpi_dev; | |
161 | const char *method_hci; | |
162 | struct rfkill *bt_rfk; | |
163 | struct input_dev *hotkey_dev; | |
29cd293f | 164 | struct work_struct hotkey_work; |
135740de SF |
165 | struct backlight_device *backlight_dev; |
166 | struct led_classdev led_dev; | |
360f0f39 | 167 | struct led_classdev kbd_led; |
def6c4e2 | 168 | struct led_classdev eco_led; |
36d03f93 | 169 | |
135740de SF |
170 | int force_fan; |
171 | int last_key_event; | |
172 | int key_event_valid; | |
93f8c16d | 173 | int kbd_type; |
360f0f39 AA |
174 | int kbd_mode; |
175 | int kbd_time; | |
182bcaa5 | 176 | int usbsc_bat_level; |
135740de | 177 | |
592b746c DC |
178 | unsigned int illumination_supported:1; |
179 | unsigned int video_supported:1; | |
180 | unsigned int fan_supported:1; | |
181 | unsigned int system_event_supported:1; | |
29cd293f SF |
182 | unsigned int ntfy_supported:1; |
183 | unsigned int info_supported:1; | |
121b7b0d | 184 | unsigned int tr_backlight_supported:1; |
360f0f39 AA |
185 | unsigned int kbd_illum_supported:1; |
186 | unsigned int kbd_led_registered:1; | |
9d8658ac | 187 | unsigned int touchpad_supported:1; |
def6c4e2 | 188 | unsigned int eco_supported:1; |
5a2813e9 | 189 | unsigned int accelerometer_supported:1; |
e26ffe51 | 190 | unsigned int usb_sleep_charge_supported:1; |
360f0f39 | 191 | unsigned int sysfs_created:1; |
36d03f93 | 192 | |
135740de SF |
193 | struct mutex mutex; |
194 | }; | |
195 | ||
29cd293f SF |
196 | static struct toshiba_acpi_dev *toshiba_acpi; |
197 | ||
4db42c51 | 198 | static const struct acpi_device_id toshiba_device_ids[] = { |
199 | {"TOS6200", 0}, | |
63a9e016 | 200 | {"TOS6207", 0}, |
c41a40c5 | 201 | {"TOS6208", 0}, |
4db42c51 | 202 | {"TOS1900", 0}, |
203 | {"", 0}, | |
204 | }; | |
205 | MODULE_DEVICE_TABLE(acpi, toshiba_device_ids); | |
206 | ||
b859f159 | 207 | static const struct key_entry toshiba_acpi_keymap[] = { |
fec278a1 | 208 | { KE_KEY, 0x9e, { KEY_RFKILL } }, |
384a7cd9 DT |
209 | { KE_KEY, 0x101, { KEY_MUTE } }, |
210 | { KE_KEY, 0x102, { KEY_ZOOMOUT } }, | |
211 | { KE_KEY, 0x103, { KEY_ZOOMIN } }, | |
408a5d13 | 212 | { KE_KEY, 0x10f, { KEY_TAB } }, |
af502837 AA |
213 | { KE_KEY, 0x12c, { KEY_KBDILLUMTOGGLE } }, |
214 | { KE_KEY, 0x139, { KEY_ZOOMRESET } }, | |
384a7cd9 DT |
215 | { KE_KEY, 0x13b, { KEY_COFFEE } }, |
216 | { KE_KEY, 0x13c, { KEY_BATTERY } }, | |
217 | { KE_KEY, 0x13d, { KEY_SLEEP } }, | |
218 | { KE_KEY, 0x13e, { KEY_SUSPEND } }, | |
219 | { KE_KEY, 0x13f, { KEY_SWITCHVIDEOMODE } }, | |
220 | { KE_KEY, 0x140, { KEY_BRIGHTNESSDOWN } }, | |
221 | { KE_KEY, 0x141, { KEY_BRIGHTNESSUP } }, | |
222 | { KE_KEY, 0x142, { KEY_WLAN } }, | |
af502837 | 223 | { KE_KEY, 0x143, { KEY_TOUCHPAD_TOGGLE } }, |
a49010f5 | 224 | { KE_KEY, 0x17f, { KEY_FN } }, |
384a7cd9 DT |
225 | { KE_KEY, 0xb05, { KEY_PROG2 } }, |
226 | { KE_KEY, 0xb06, { KEY_WWW } }, | |
227 | { KE_KEY, 0xb07, { KEY_MAIL } }, | |
228 | { KE_KEY, 0xb30, { KEY_STOP } }, | |
229 | { KE_KEY, 0xb31, { KEY_PREVIOUSSONG } }, | |
230 | { KE_KEY, 0xb32, { KEY_NEXTSONG } }, | |
231 | { KE_KEY, 0xb33, { KEY_PLAYPAUSE } }, | |
232 | { KE_KEY, 0xb5a, { KEY_MEDIA } }, | |
408a5d13 AA |
233 | { KE_IGNORE, 0x1430, { KEY_RESERVED } }, /* Wake from sleep */ |
234 | { KE_IGNORE, 0x1501, { KEY_RESERVED } }, /* Output changed */ | |
235 | { KE_IGNORE, 0x1502, { KEY_RESERVED } }, /* HDMI plugged/unplugged */ | |
236 | { KE_IGNORE, 0x1ABE, { KEY_RESERVED } }, /* Protection level set */ | |
237 | { KE_IGNORE, 0x1ABF, { KEY_RESERVED } }, /* Protection level off */ | |
384a7cd9 | 238 | { KE_END, 0 }, |
6335e4d5 MG |
239 | }; |
240 | ||
fe808bfb TI |
241 | /* alternative keymap */ |
242 | static const struct dmi_system_id toshiba_alt_keymap_dmi[] = { | |
243 | { | |
244 | .matches = { | |
245 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), | |
246 | DMI_MATCH(DMI_PRODUCT_NAME, "Satellite M840"), | |
247 | }, | |
248 | }, | |
e6efad7f AA |
249 | { |
250 | .matches = { | |
251 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), | |
252 | DMI_MATCH(DMI_PRODUCT_NAME, "Qosmio X75-A"), | |
253 | }, | |
254 | }, | |
b1bde689 AL |
255 | { |
256 | .matches = { | |
257 | DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), | |
258 | DMI_MATCH(DMI_PRODUCT_NAME, "TECRA A50-A"), | |
259 | }, | |
260 | }, | |
fe808bfb TI |
261 | {} |
262 | }; | |
263 | ||
264 | static const struct key_entry toshiba_acpi_alt_keymap[] = { | |
265 | { KE_KEY, 0x157, { KEY_MUTE } }, | |
266 | { KE_KEY, 0x102, { KEY_ZOOMOUT } }, | |
267 | { KE_KEY, 0x103, { KEY_ZOOMIN } }, | |
e6efad7f | 268 | { KE_KEY, 0x12c, { KEY_KBDILLUMTOGGLE } }, |
fe808bfb TI |
269 | { KE_KEY, 0x139, { KEY_ZOOMRESET } }, |
270 | { KE_KEY, 0x13e, { KEY_SWITCHVIDEOMODE } }, | |
271 | { KE_KEY, 0x13c, { KEY_BRIGHTNESSDOWN } }, | |
272 | { KE_KEY, 0x13d, { KEY_BRIGHTNESSUP } }, | |
273 | { KE_KEY, 0x158, { KEY_WLAN } }, | |
274 | { KE_KEY, 0x13f, { KEY_TOUCHPAD_TOGGLE } }, | |
275 | { KE_END, 0 }, | |
276 | }; | |
277 | ||
1da177e4 LT |
278 | /* utility |
279 | */ | |
280 | ||
4be44fcd | 281 | static __inline__ void _set_bit(u32 * word, u32 mask, int value) |
1da177e4 LT |
282 | { |
283 | *word = (*word & ~mask) | (mask * value); | |
284 | } | |
285 | ||
286 | /* acpi interface wrappers | |
287 | */ | |
288 | ||
4be44fcd | 289 | static int write_acpi_int(const char *methodName, int val) |
1da177e4 | 290 | { |
1da177e4 LT |
291 | acpi_status status; |
292 | ||
619400da | 293 | status = acpi_execute_simple_method(NULL, (char *)methodName, val); |
32bcd5cb | 294 | return (status == AE_OK) ? 0 : -EIO; |
1da177e4 LT |
295 | } |
296 | ||
258c5903 AA |
297 | /* Perform a raw configuration call. Here we don't care about input or output |
298 | * buffer format. | |
1da177e4 | 299 | */ |
258c5903 AA |
300 | static acpi_status tci_raw(struct toshiba_acpi_dev *dev, |
301 | const u32 in[TCI_WORDS], u32 out[TCI_WORDS]) | |
1da177e4 LT |
302 | { |
303 | struct acpi_object_list params; | |
258c5903 | 304 | union acpi_object in_objs[TCI_WORDS]; |
1da177e4 | 305 | struct acpi_buffer results; |
258c5903 | 306 | union acpi_object out_objs[TCI_WORDS + 1]; |
1da177e4 LT |
307 | acpi_status status; |
308 | int i; | |
309 | ||
258c5903 | 310 | params.count = TCI_WORDS; |
1da177e4 | 311 | params.pointer = in_objs; |
258c5903 | 312 | for (i = 0; i < TCI_WORDS; ++i) { |
1da177e4 LT |
313 | in_objs[i].type = ACPI_TYPE_INTEGER; |
314 | in_objs[i].integer.value = in[i]; | |
315 | } | |
316 | ||
317 | results.length = sizeof(out_objs); | |
318 | results.pointer = out_objs; | |
319 | ||
6e02cc7e SF |
320 | status = acpi_evaluate_object(dev->acpi_dev->handle, |
321 | (char *)dev->method_hci, ¶ms, | |
4be44fcd | 322 | &results); |
258c5903 | 323 | if ((status == AE_OK) && (out_objs->package.count <= TCI_WORDS)) { |
1da177e4 LT |
324 | for (i = 0; i < out_objs->package.count; ++i) { |
325 | out[i] = out_objs->package.elements[i].integer.value; | |
326 | } | |
327 | } | |
328 | ||
329 | return status; | |
330 | } | |
331 | ||
c41a40c5 | 332 | /* common hci tasks (get or set one or two value) |
1da177e4 LT |
333 | * |
334 | * In addition to the ACPI status, the HCI system returns a result which | |
335 | * may be useful (such as "not supported"). | |
336 | */ | |
337 | ||
893f3f62 | 338 | static u32 hci_write1(struct toshiba_acpi_dev *dev, u32 reg, u32 in1) |
1da177e4 | 339 | { |
258c5903 AA |
340 | u32 in[TCI_WORDS] = { HCI_SET, reg, in1, 0, 0, 0 }; |
341 | u32 out[TCI_WORDS]; | |
342 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
343 | |
344 | return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE; | |
1da177e4 LT |
345 | } |
346 | ||
893f3f62 | 347 | static u32 hci_read1(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1) |
1da177e4 | 348 | { |
258c5903 AA |
349 | u32 in[TCI_WORDS] = { HCI_GET, reg, 0, 0, 0, 0 }; |
350 | u32 out[TCI_WORDS]; | |
351 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
352 | if (ACPI_FAILURE(status)) |
353 | return TOS_FAILURE; | |
354 | ||
1da177e4 | 355 | *out1 = out[2]; |
893f3f62 AA |
356 | |
357 | return out[0]; | |
1da177e4 LT |
358 | } |
359 | ||
893f3f62 | 360 | static u32 hci_write2(struct toshiba_acpi_dev *dev, u32 reg, u32 in1, u32 in2) |
c41a40c5 | 361 | { |
258c5903 AA |
362 | u32 in[TCI_WORDS] = { HCI_SET, reg, in1, in2, 0, 0 }; |
363 | u32 out[TCI_WORDS]; | |
364 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
365 | |
366 | return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE; | |
c41a40c5 | 367 | } |
368 | ||
893f3f62 | 369 | static u32 hci_read2(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1, u32 *out2) |
c41a40c5 | 370 | { |
258c5903 AA |
371 | u32 in[TCI_WORDS] = { HCI_GET, reg, *out1, *out2, 0, 0 }; |
372 | u32 out[TCI_WORDS]; | |
373 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
374 | if (ACPI_FAILURE(status)) |
375 | return TOS_FAILURE; | |
376 | ||
c41a40c5 | 377 | *out1 = out[2]; |
378 | *out2 = out[3]; | |
893f3f62 AA |
379 | |
380 | return out[0]; | |
c41a40c5 | 381 | } |
382 | ||
84a6273f AA |
383 | /* common sci tasks |
384 | */ | |
385 | ||
386 | static int sci_open(struct toshiba_acpi_dev *dev) | |
387 | { | |
258c5903 AA |
388 | u32 in[TCI_WORDS] = { SCI_OPEN, 0, 0, 0, 0, 0 }; |
389 | u32 out[TCI_WORDS]; | |
84a6273f AA |
390 | acpi_status status; |
391 | ||
258c5903 | 392 | status = tci_raw(dev, in, out); |
1864bbc2 | 393 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { |
84a6273f AA |
394 | pr_err("ACPI call to open SCI failed\n"); |
395 | return 0; | |
396 | } | |
397 | ||
1864bbc2 | 398 | if (out[0] == TOS_OPEN_CLOSE_OK) { |
84a6273f | 399 | return 1; |
1864bbc2 | 400 | } else if (out[0] == TOS_ALREADY_OPEN) { |
84a6273f AA |
401 | pr_info("Toshiba SCI already opened\n"); |
402 | return 1; | |
1864bbc2 | 403 | } else if (out[0] == TOS_NOT_PRESENT) { |
84a6273f AA |
404 | pr_info("Toshiba SCI is not present\n"); |
405 | } | |
406 | ||
407 | return 0; | |
408 | } | |
409 | ||
410 | static void sci_close(struct toshiba_acpi_dev *dev) | |
411 | { | |
258c5903 AA |
412 | u32 in[TCI_WORDS] = { SCI_CLOSE, 0, 0, 0, 0, 0 }; |
413 | u32 out[TCI_WORDS]; | |
84a6273f AA |
414 | acpi_status status; |
415 | ||
258c5903 | 416 | status = tci_raw(dev, in, out); |
1864bbc2 | 417 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { |
84a6273f AA |
418 | pr_err("ACPI call to close SCI failed\n"); |
419 | return; | |
420 | } | |
421 | ||
1864bbc2 | 422 | if (out[0] == TOS_OPEN_CLOSE_OK) |
84a6273f | 423 | return; |
1864bbc2 | 424 | else if (out[0] == TOS_NOT_OPENED) |
84a6273f | 425 | pr_info("Toshiba SCI not opened\n"); |
1864bbc2 | 426 | else if (out[0] == TOS_NOT_PRESENT) |
84a6273f AA |
427 | pr_info("Toshiba SCI is not present\n"); |
428 | } | |
429 | ||
893f3f62 | 430 | static u32 sci_read(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1) |
84a6273f | 431 | { |
258c5903 AA |
432 | u32 in[TCI_WORDS] = { SCI_GET, reg, 0, 0, 0, 0 }; |
433 | u32 out[TCI_WORDS]; | |
434 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
435 | if (ACPI_FAILURE(status)) |
436 | return TOS_FAILURE; | |
437 | ||
84a6273f | 438 | *out1 = out[2]; |
893f3f62 AA |
439 | |
440 | return out[0]; | |
84a6273f AA |
441 | } |
442 | ||
893f3f62 | 443 | static u32 sci_write(struct toshiba_acpi_dev *dev, u32 reg, u32 in1) |
84a6273f | 444 | { |
258c5903 AA |
445 | u32 in[TCI_WORDS] = { SCI_SET, reg, in1, 0, 0, 0 }; |
446 | u32 out[TCI_WORDS]; | |
447 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
448 | |
449 | return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE; | |
84a6273f AA |
450 | } |
451 | ||
6c3f6e6c | 452 | /* Illumination support */ |
135740de | 453 | static int toshiba_illumination_available(struct toshiba_acpi_dev *dev) |
6c3f6e6c | 454 | { |
258c5903 AA |
455 | u32 in[TCI_WORDS] = { SCI_GET, SCI_ILLUMINATION, 0, 0, 0, 0 }; |
456 | u32 out[TCI_WORDS]; | |
6c3f6e6c PD |
457 | acpi_status status; |
458 | ||
fdb79081 AA |
459 | if (!sci_open(dev)) |
460 | return 0; | |
461 | ||
258c5903 | 462 | status = tci_raw(dev, in, out); |
fdb79081 | 463 | sci_close(dev); |
1864bbc2 | 464 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { |
fdb79081 AA |
465 | pr_err("ACPI call to query Illumination support failed\n"); |
466 | return 0; | |
1864bbc2 | 467 | } else if (out[0] == TOS_NOT_SUPPORTED) { |
7e33460d | 468 | pr_info("Illumination device not available\n"); |
6c3f6e6c PD |
469 | return 0; |
470 | } | |
fdb79081 | 471 | |
6c3f6e6c PD |
472 | return 1; |
473 | } | |
474 | ||
475 | static void toshiba_illumination_set(struct led_classdev *cdev, | |
476 | enum led_brightness brightness) | |
477 | { | |
135740de SF |
478 | struct toshiba_acpi_dev *dev = container_of(cdev, |
479 | struct toshiba_acpi_dev, led_dev); | |
fdb79081 | 480 | u32 state, result; |
6c3f6e6c PD |
481 | |
482 | /* First request : initialize communication. */ | |
fdb79081 | 483 | if (!sci_open(dev)) |
6c3f6e6c | 484 | return; |
6c3f6e6c | 485 | |
fdb79081 AA |
486 | /* Switch the illumination on/off */ |
487 | state = brightness ? 1 : 0; | |
893f3f62 | 488 | result = sci_write(dev, SCI_ILLUMINATION, state); |
fdb79081 | 489 | sci_close(dev); |
893f3f62 | 490 | if (result == TOS_FAILURE) { |
fdb79081 AA |
491 | pr_err("ACPI call for illumination failed\n"); |
492 | return; | |
1864bbc2 | 493 | } else if (result == TOS_NOT_SUPPORTED) { |
fdb79081 AA |
494 | pr_info("Illumination not supported\n"); |
495 | return; | |
6c3f6e6c | 496 | } |
6c3f6e6c PD |
497 | } |
498 | ||
499 | static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev) | |
500 | { | |
135740de SF |
501 | struct toshiba_acpi_dev *dev = container_of(cdev, |
502 | struct toshiba_acpi_dev, led_dev); | |
fdb79081 | 503 | u32 state, result; |
6c3f6e6c PD |
504 | |
505 | /* First request : initialize communication. */ | |
fdb79081 | 506 | if (!sci_open(dev)) |
6c3f6e6c | 507 | return LED_OFF; |
6c3f6e6c PD |
508 | |
509 | /* Check the illumination */ | |
893f3f62 | 510 | result = sci_read(dev, SCI_ILLUMINATION, &state); |
fdb79081 | 511 | sci_close(dev); |
893f3f62 | 512 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { |
fdb79081 AA |
513 | pr_err("ACPI call for illumination failed\n"); |
514 | return LED_OFF; | |
1864bbc2 | 515 | } else if (result == TOS_NOT_SUPPORTED) { |
fdb79081 | 516 | pr_info("Illumination not supported\n"); |
6c3f6e6c PD |
517 | return LED_OFF; |
518 | } | |
519 | ||
fdb79081 | 520 | return state ? LED_FULL : LED_OFF; |
6c3f6e6c | 521 | } |
ea6b31f4 | 522 | |
360f0f39 | 523 | /* KBD Illumination */ |
93f8c16d AA |
524 | static int toshiba_kbd_illum_available(struct toshiba_acpi_dev *dev) |
525 | { | |
258c5903 AA |
526 | u32 in[TCI_WORDS] = { SCI_GET, SCI_KBD_ILLUM_STATUS, 0, 0, 0, 0 }; |
527 | u32 out[TCI_WORDS]; | |
93f8c16d AA |
528 | acpi_status status; |
529 | ||
530 | if (!sci_open(dev)) | |
531 | return 0; | |
532 | ||
258c5903 | 533 | status = tci_raw(dev, in, out); |
93f8c16d | 534 | sci_close(dev); |
1864bbc2 | 535 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
93f8c16d AA |
536 | pr_err("ACPI call to query kbd illumination support failed\n"); |
537 | return 0; | |
1864bbc2 | 538 | } else if (out[0] == TOS_NOT_SUPPORTED) { |
93f8c16d AA |
539 | pr_info("Keyboard illumination not available\n"); |
540 | return 0; | |
541 | } | |
542 | ||
543 | /* Check for keyboard backlight timeout max value, | |
544 | * previous kbd backlight implementation set this to | |
545 | * 0x3c0003, and now the new implementation set this | |
546 | * to 0x3c001a, use this to distinguish between them | |
547 | */ | |
548 | if (out[3] == SCI_KBD_TIME_MAX) | |
549 | dev->kbd_type = 2; | |
550 | else | |
551 | dev->kbd_type = 1; | |
552 | /* Get the current keyboard backlight mode */ | |
553 | dev->kbd_mode = out[2] & SCI_KBD_MODE_MASK; | |
554 | /* Get the current time (1-60 seconds) */ | |
555 | dev->kbd_time = out[2] >> HCI_MISC_SHIFT; | |
556 | ||
557 | return 1; | |
558 | } | |
559 | ||
360f0f39 AA |
560 | static int toshiba_kbd_illum_status_set(struct toshiba_acpi_dev *dev, u32 time) |
561 | { | |
562 | u32 result; | |
360f0f39 AA |
563 | |
564 | if (!sci_open(dev)) | |
565 | return -EIO; | |
566 | ||
893f3f62 | 567 | result = sci_write(dev, SCI_KBD_ILLUM_STATUS, time); |
360f0f39 | 568 | sci_close(dev); |
893f3f62 | 569 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { |
360f0f39 AA |
570 | pr_err("ACPI call to set KBD backlight status failed\n"); |
571 | return -EIO; | |
1864bbc2 | 572 | } else if (result == TOS_NOT_SUPPORTED) { |
360f0f39 AA |
573 | pr_info("Keyboard backlight status not supported\n"); |
574 | return -ENODEV; | |
575 | } | |
576 | ||
577 | return 0; | |
578 | } | |
579 | ||
580 | static int toshiba_kbd_illum_status_get(struct toshiba_acpi_dev *dev, u32 *time) | |
581 | { | |
582 | u32 result; | |
360f0f39 AA |
583 | |
584 | if (!sci_open(dev)) | |
585 | return -EIO; | |
586 | ||
893f3f62 | 587 | result = sci_read(dev, SCI_KBD_ILLUM_STATUS, time); |
360f0f39 | 588 | sci_close(dev); |
893f3f62 | 589 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { |
360f0f39 AA |
590 | pr_err("ACPI call to get KBD backlight status failed\n"); |
591 | return -EIO; | |
1864bbc2 | 592 | } else if (result == TOS_NOT_SUPPORTED) { |
360f0f39 AA |
593 | pr_info("Keyboard backlight status not supported\n"); |
594 | return -ENODEV; | |
595 | } | |
596 | ||
597 | return 0; | |
598 | } | |
599 | ||
600 | static enum led_brightness toshiba_kbd_backlight_get(struct led_classdev *cdev) | |
601 | { | |
602 | struct toshiba_acpi_dev *dev = container_of(cdev, | |
603 | struct toshiba_acpi_dev, kbd_led); | |
604 | u32 state, result; | |
360f0f39 AA |
605 | |
606 | /* Check the keyboard backlight state */ | |
893f3f62 AA |
607 | result = hci_read1(dev, HCI_KBD_ILLUMINATION, &state); |
608 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { | |
360f0f39 AA |
609 | pr_err("ACPI call to get the keyboard backlight failed\n"); |
610 | return LED_OFF; | |
1864bbc2 | 611 | } else if (result == TOS_NOT_SUPPORTED) { |
360f0f39 AA |
612 | pr_info("Keyboard backlight not supported\n"); |
613 | return LED_OFF; | |
614 | } | |
615 | ||
616 | return state ? LED_FULL : LED_OFF; | |
617 | } | |
618 | ||
619 | static void toshiba_kbd_backlight_set(struct led_classdev *cdev, | |
620 | enum led_brightness brightness) | |
621 | { | |
622 | struct toshiba_acpi_dev *dev = container_of(cdev, | |
623 | struct toshiba_acpi_dev, kbd_led); | |
624 | u32 state, result; | |
360f0f39 AA |
625 | |
626 | /* Set the keyboard backlight state */ | |
627 | state = brightness ? 1 : 0; | |
893f3f62 AA |
628 | result = hci_write1(dev, HCI_KBD_ILLUMINATION, state); |
629 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { | |
360f0f39 AA |
630 | pr_err("ACPI call to set KBD Illumination mode failed\n"); |
631 | return; | |
1864bbc2 | 632 | } else if (result == TOS_NOT_SUPPORTED) { |
360f0f39 AA |
633 | pr_info("Keyboard backlight not supported\n"); |
634 | return; | |
635 | } | |
636 | } | |
ea6b31f4 | 637 | |
9d8658ac AA |
638 | /* TouchPad support */ |
639 | static int toshiba_touchpad_set(struct toshiba_acpi_dev *dev, u32 state) | |
640 | { | |
641 | u32 result; | |
9d8658ac AA |
642 | |
643 | if (!sci_open(dev)) | |
644 | return -EIO; | |
645 | ||
893f3f62 | 646 | result = sci_write(dev, SCI_TOUCHPAD, state); |
9d8658ac | 647 | sci_close(dev); |
893f3f62 | 648 | if (result == TOS_FAILURE) { |
9d8658ac AA |
649 | pr_err("ACPI call to set the touchpad failed\n"); |
650 | return -EIO; | |
1864bbc2 | 651 | } else if (result == TOS_NOT_SUPPORTED) { |
9d8658ac AA |
652 | return -ENODEV; |
653 | } | |
654 | ||
655 | return 0; | |
656 | } | |
657 | ||
658 | static int toshiba_touchpad_get(struct toshiba_acpi_dev *dev, u32 *state) | |
659 | { | |
660 | u32 result; | |
9d8658ac AA |
661 | |
662 | if (!sci_open(dev)) | |
663 | return -EIO; | |
664 | ||
893f3f62 | 665 | result = sci_read(dev, SCI_TOUCHPAD, state); |
9d8658ac | 666 | sci_close(dev); |
893f3f62 | 667 | if (result == TOS_FAILURE) { |
9d8658ac AA |
668 | pr_err("ACPI call to query the touchpad failed\n"); |
669 | return -EIO; | |
1864bbc2 | 670 | } else if (result == TOS_NOT_SUPPORTED) { |
9d8658ac AA |
671 | return -ENODEV; |
672 | } | |
673 | ||
674 | return 0; | |
675 | } | |
6c3f6e6c | 676 | |
def6c4e2 AA |
677 | /* Eco Mode support */ |
678 | static int toshiba_eco_mode_available(struct toshiba_acpi_dev *dev) | |
679 | { | |
680 | acpi_status status; | |
258c5903 AA |
681 | u32 in[TCI_WORDS] = { HCI_GET, HCI_ECO_MODE, 0, 1, 0, 0 }; |
682 | u32 out[TCI_WORDS]; | |
def6c4e2 | 683 | |
258c5903 | 684 | status = tci_raw(dev, in, out); |
1864bbc2 | 685 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
def6c4e2 AA |
686 | pr_info("ACPI call to get ECO led failed\n"); |
687 | return 0; | |
688 | } | |
689 | ||
690 | return 1; | |
691 | } | |
692 | ||
693 | static enum led_brightness toshiba_eco_mode_get_status(struct led_classdev *cdev) | |
694 | { | |
695 | struct toshiba_acpi_dev *dev = container_of(cdev, | |
696 | struct toshiba_acpi_dev, eco_led); | |
258c5903 AA |
697 | u32 in[TCI_WORDS] = { HCI_GET, HCI_ECO_MODE, 0, 1, 0, 0 }; |
698 | u32 out[TCI_WORDS]; | |
def6c4e2 AA |
699 | acpi_status status; |
700 | ||
258c5903 | 701 | status = tci_raw(dev, in, out); |
1864bbc2 | 702 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
def6c4e2 AA |
703 | pr_err("ACPI call to get ECO led failed\n"); |
704 | return LED_OFF; | |
705 | } | |
706 | ||
707 | return out[2] ? LED_FULL : LED_OFF; | |
708 | } | |
709 | ||
710 | static void toshiba_eco_mode_set_status(struct led_classdev *cdev, | |
711 | enum led_brightness brightness) | |
712 | { | |
713 | struct toshiba_acpi_dev *dev = container_of(cdev, | |
714 | struct toshiba_acpi_dev, eco_led); | |
258c5903 AA |
715 | u32 in[TCI_WORDS] = { HCI_SET, HCI_ECO_MODE, 0, 1, 0, 0 }; |
716 | u32 out[TCI_WORDS]; | |
def6c4e2 AA |
717 | acpi_status status; |
718 | ||
719 | /* Switch the Eco Mode led on/off */ | |
720 | in[2] = (brightness) ? 1 : 0; | |
258c5903 | 721 | status = tci_raw(dev, in, out); |
1864bbc2 | 722 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
def6c4e2 AA |
723 | pr_err("ACPI call to set ECO led failed\n"); |
724 | return; | |
725 | } | |
726 | } | |
ea6b31f4 | 727 | |
5a2813e9 AA |
728 | /* Accelerometer support */ |
729 | static int toshiba_accelerometer_supported(struct toshiba_acpi_dev *dev) | |
730 | { | |
258c5903 AA |
731 | u32 in[TCI_WORDS] = { HCI_GET, HCI_ACCELEROMETER2, 0, 0, 0, 0 }; |
732 | u32 out[TCI_WORDS]; | |
5a2813e9 AA |
733 | acpi_status status; |
734 | ||
735 | /* Check if the accelerometer call exists, | |
736 | * this call also serves as initialization | |
737 | */ | |
258c5903 | 738 | status = tci_raw(dev, in, out); |
1864bbc2 | 739 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
5a2813e9 AA |
740 | pr_err("ACPI call to query the accelerometer failed\n"); |
741 | return -EIO; | |
1864bbc2 AA |
742 | } else if (out[0] == TOS_DATA_NOT_AVAILABLE || |
743 | out[0] == TOS_NOT_INITIALIZED) { | |
5a2813e9 AA |
744 | pr_err("Accelerometer not initialized\n"); |
745 | return -EIO; | |
1864bbc2 | 746 | } else if (out[0] == TOS_NOT_SUPPORTED) { |
5a2813e9 AA |
747 | pr_info("Accelerometer not supported\n"); |
748 | return -ENODEV; | |
749 | } | |
750 | ||
751 | return 0; | |
752 | } | |
753 | ||
754 | static int toshiba_accelerometer_get(struct toshiba_acpi_dev *dev, | |
755 | u32 *xy, u32 *z) | |
756 | { | |
258c5903 AA |
757 | u32 in[TCI_WORDS] = { HCI_GET, HCI_ACCELEROMETER, 0, 1, 0, 0 }; |
758 | u32 out[TCI_WORDS]; | |
5a2813e9 AA |
759 | acpi_status status; |
760 | ||
761 | /* Check the Accelerometer status */ | |
258c5903 | 762 | status = tci_raw(dev, in, out); |
1864bbc2 | 763 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
5a2813e9 AA |
764 | pr_err("ACPI call to query the accelerometer failed\n"); |
765 | return -EIO; | |
766 | } | |
767 | ||
768 | *xy = out[2]; | |
769 | *z = out[4]; | |
770 | ||
771 | return 0; | |
772 | } | |
def6c4e2 | 773 | |
e26ffe51 AA |
774 | /* Sleep (Charge and Music) utilities support */ |
775 | static int toshiba_usb_sleep_charge_get(struct toshiba_acpi_dev *dev, | |
776 | u32 *mode) | |
777 | { | |
778 | u32 result; | |
779 | ||
780 | if (!sci_open(dev)) | |
781 | return -EIO; | |
782 | ||
783 | result = sci_read(dev, SCI_USB_SLEEP_CHARGE, mode); | |
784 | sci_close(dev); | |
785 | if (result == TOS_FAILURE) { | |
786 | pr_err("ACPI call to set USB S&C mode failed\n"); | |
787 | return -EIO; | |
788 | } else if (result == TOS_NOT_SUPPORTED) { | |
789 | pr_info("USB Sleep and Charge not supported\n"); | |
790 | return -ENODEV; | |
791 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
792 | return -EIO; | |
793 | } | |
794 | ||
795 | return 0; | |
796 | } | |
797 | ||
798 | static int toshiba_usb_sleep_charge_set(struct toshiba_acpi_dev *dev, | |
799 | u32 mode) | |
800 | { | |
801 | u32 result; | |
802 | ||
803 | if (!sci_open(dev)) | |
804 | return -EIO; | |
805 | ||
806 | result = sci_write(dev, SCI_USB_SLEEP_CHARGE, mode); | |
807 | sci_close(dev); | |
808 | if (result == TOS_FAILURE) { | |
809 | pr_err("ACPI call to set USB S&C mode failed\n"); | |
810 | return -EIO; | |
811 | } else if (result == TOS_NOT_SUPPORTED) { | |
812 | pr_info("USB Sleep and Charge not supported\n"); | |
813 | return -ENODEV; | |
814 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
815 | return -EIO; | |
816 | } | |
817 | ||
818 | return 0; | |
819 | } | |
820 | ||
182bcaa5 AA |
821 | static int toshiba_sleep_functions_status_get(struct toshiba_acpi_dev *dev, |
822 | u32 *mode) | |
823 | { | |
824 | u32 in[TCI_WORDS] = { SCI_GET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 }; | |
825 | u32 out[TCI_WORDS]; | |
826 | acpi_status status; | |
827 | ||
828 | if (!sci_open(dev)) | |
829 | return -EIO; | |
830 | ||
831 | in[5] = SCI_USB_CHARGE_BAT_LVL; | |
832 | status = tci_raw(dev, in, out); | |
833 | sci_close(dev); | |
834 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { | |
835 | pr_err("ACPI call to get USB S&C battery level failed\n"); | |
836 | return -EIO; | |
837 | } else if (out[0] == TOS_NOT_SUPPORTED) { | |
838 | pr_info("USB Sleep and Charge not supported\n"); | |
839 | return -ENODEV; | |
840 | } else if (out[0] == TOS_INPUT_DATA_ERROR) { | |
841 | return -EIO; | |
842 | } | |
843 | ||
844 | *mode = out[2]; | |
845 | ||
846 | return 0; | |
847 | } | |
848 | ||
849 | static int toshiba_sleep_functions_status_set(struct toshiba_acpi_dev *dev, | |
850 | u32 mode) | |
851 | { | |
852 | u32 in[TCI_WORDS] = { SCI_SET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 }; | |
853 | u32 out[TCI_WORDS]; | |
854 | acpi_status status; | |
855 | ||
856 | if (!sci_open(dev)) | |
857 | return -EIO; | |
858 | ||
859 | in[2] = mode; | |
860 | in[5] = SCI_USB_CHARGE_BAT_LVL; | |
861 | status = tci_raw(dev, in, out); | |
862 | sci_close(dev); | |
863 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { | |
864 | pr_err("ACPI call to set USB S&C battery level failed\n"); | |
865 | return -EIO; | |
866 | } else if (out[0] == TOS_NOT_SUPPORTED) { | |
867 | pr_info("USB Sleep and Charge not supported\n"); | |
868 | return -ENODEV; | |
869 | } else if (out[0] == TOS_INPUT_DATA_ERROR) { | |
870 | return -EIO; | |
871 | } | |
872 | ||
873 | return 0; | |
874 | } | |
875 | ||
c41a40c5 | 876 | /* Bluetooth rfkill handlers */ |
877 | ||
135740de | 878 | static u32 hci_get_bt_present(struct toshiba_acpi_dev *dev, bool *present) |
c41a40c5 | 879 | { |
880 | u32 hci_result; | |
881 | u32 value, value2; | |
882 | ||
883 | value = 0; | |
884 | value2 = 0; | |
893f3f62 | 885 | hci_result = hci_read2(dev, HCI_WIRELESS, &value, &value2); |
1864bbc2 | 886 | if (hci_result == TOS_SUCCESS) |
c41a40c5 | 887 | *present = (value & HCI_WIRELESS_BT_PRESENT) ? true : false; |
888 | ||
889 | return hci_result; | |
890 | } | |
891 | ||
135740de | 892 | static u32 hci_get_radio_state(struct toshiba_acpi_dev *dev, bool *radio_state) |
c41a40c5 | 893 | { |
894 | u32 hci_result; | |
895 | u32 value, value2; | |
896 | ||
897 | value = 0; | |
898 | value2 = 0x0001; | |
893f3f62 | 899 | hci_result = hci_read2(dev, HCI_WIRELESS, &value, &value2); |
c41a40c5 | 900 | |
901 | *radio_state = value & HCI_WIRELESS_KILL_SWITCH; | |
902 | return hci_result; | |
903 | } | |
904 | ||
19d337df | 905 | static int bt_rfkill_set_block(void *data, bool blocked) |
c41a40c5 | 906 | { |
19d337df | 907 | struct toshiba_acpi_dev *dev = data; |
c41a40c5 | 908 | u32 result1, result2; |
909 | u32 value; | |
19d337df | 910 | int err; |
c41a40c5 | 911 | bool radio_state; |
c41a40c5 | 912 | |
19d337df | 913 | value = (blocked == false); |
c41a40c5 | 914 | |
19d337df | 915 | mutex_lock(&dev->mutex); |
1864bbc2 | 916 | if (hci_get_radio_state(dev, &radio_state) != TOS_SUCCESS) { |
32bcd5cb | 917 | err = -EIO; |
19d337df JB |
918 | goto out; |
919 | } | |
c41a40c5 | 920 | |
19d337df JB |
921 | if (!radio_state) { |
922 | err = 0; | |
923 | goto out; | |
c41a40c5 | 924 | } |
925 | ||
893f3f62 AA |
926 | result1 = hci_write2(dev, HCI_WIRELESS, value, HCI_WIRELESS_BT_POWER); |
927 | result2 = hci_write2(dev, HCI_WIRELESS, value, HCI_WIRELESS_BT_ATTACH); | |
c41a40c5 | 928 | |
1864bbc2 | 929 | if (result1 != TOS_SUCCESS || result2 != TOS_SUCCESS) |
32bcd5cb | 930 | err = -EIO; |
19d337df JB |
931 | else |
932 | err = 0; | |
933 | out: | |
934 | mutex_unlock(&dev->mutex); | |
935 | return err; | |
c41a40c5 | 936 | } |
937 | ||
19d337df | 938 | static void bt_rfkill_poll(struct rfkill *rfkill, void *data) |
c41a40c5 | 939 | { |
c41a40c5 | 940 | bool new_rfk_state; |
941 | bool value; | |
942 | u32 hci_result; | |
19d337df JB |
943 | struct toshiba_acpi_dev *dev = data; |
944 | ||
945 | mutex_lock(&dev->mutex); | |
c41a40c5 | 946 | |
135740de | 947 | hci_result = hci_get_radio_state(dev, &value); |
1864bbc2 | 948 | if (hci_result != TOS_SUCCESS) { |
19d337df JB |
949 | /* Can't do anything useful */ |
950 | mutex_unlock(&dev->mutex); | |
82e7784f | 951 | return; |
19d337df | 952 | } |
c41a40c5 | 953 | |
954 | new_rfk_state = value; | |
955 | ||
c41a40c5 | 956 | mutex_unlock(&dev->mutex); |
957 | ||
19d337df JB |
958 | if (rfkill_set_hw_state(rfkill, !new_rfk_state)) |
959 | bt_rfkill_set_block(data, true); | |
c41a40c5 | 960 | } |
961 | ||
19d337df JB |
962 | static const struct rfkill_ops toshiba_rfk_ops = { |
963 | .set_block = bt_rfkill_set_block, | |
964 | .poll = bt_rfkill_poll, | |
965 | }; | |
966 | ||
121b7b0d AI |
967 | static int get_tr_backlight_status(struct toshiba_acpi_dev *dev, bool *enabled) |
968 | { | |
969 | u32 hci_result; | |
970 | u32 status; | |
971 | ||
893f3f62 | 972 | hci_result = hci_read1(dev, HCI_TR_BACKLIGHT, &status); |
121b7b0d | 973 | *enabled = !status; |
1864bbc2 | 974 | return hci_result == TOS_SUCCESS ? 0 : -EIO; |
121b7b0d AI |
975 | } |
976 | ||
977 | static int set_tr_backlight_status(struct toshiba_acpi_dev *dev, bool enable) | |
978 | { | |
979 | u32 hci_result; | |
980 | u32 value = !enable; | |
981 | ||
893f3f62 | 982 | hci_result = hci_write1(dev, HCI_TR_BACKLIGHT, value); |
1864bbc2 | 983 | return hci_result == TOS_SUCCESS ? 0 : -EIO; |
121b7b0d AI |
984 | } |
985 | ||
4be44fcd | 986 | static struct proc_dir_entry *toshiba_proc_dir /*= 0*/ ; |
1da177e4 | 987 | |
62cce752 | 988 | static int __get_lcd_brightness(struct toshiba_acpi_dev *dev) |
1da177e4 LT |
989 | { |
990 | u32 hci_result; | |
991 | u32 value; | |
121b7b0d AI |
992 | int brightness = 0; |
993 | ||
994 | if (dev->tr_backlight_supported) { | |
995 | bool enabled; | |
996 | int ret = get_tr_backlight_status(dev, &enabled); | |
997 | if (ret) | |
998 | return ret; | |
999 | if (enabled) | |
1000 | return 0; | |
1001 | brightness++; | |
1002 | } | |
1da177e4 | 1003 | |
893f3f62 | 1004 | hci_result = hci_read1(dev, HCI_LCD_BRIGHTNESS, &value); |
1864bbc2 | 1005 | if (hci_result == TOS_SUCCESS) |
121b7b0d | 1006 | return brightness + (value >> HCI_LCD_BRIGHTNESS_SHIFT); |
32bcd5cb SF |
1007 | |
1008 | return -EIO; | |
c9263557 HM |
1009 | } |
1010 | ||
62cce752 SF |
1011 | static int get_lcd_brightness(struct backlight_device *bd) |
1012 | { | |
1013 | struct toshiba_acpi_dev *dev = bl_get_data(bd); | |
1014 | return __get_lcd_brightness(dev); | |
1015 | } | |
1016 | ||
936c8bcd | 1017 | static int lcd_proc_show(struct seq_file *m, void *v) |
c9263557 | 1018 | { |
135740de SF |
1019 | struct toshiba_acpi_dev *dev = m->private; |
1020 | int value; | |
121b7b0d | 1021 | int levels; |
135740de SF |
1022 | |
1023 | if (!dev->backlight_dev) | |
1024 | return -ENODEV; | |
c9263557 | 1025 | |
121b7b0d | 1026 | levels = dev->backlight_dev->props.max_brightness + 1; |
62cce752 | 1027 | value = get_lcd_brightness(dev->backlight_dev); |
c9263557 | 1028 | if (value >= 0) { |
936c8bcd | 1029 | seq_printf(m, "brightness: %d\n", value); |
121b7b0d | 1030 | seq_printf(m, "brightness_levels: %d\n", levels); |
32bcd5cb | 1031 | return 0; |
1da177e4 LT |
1032 | } |
1033 | ||
32bcd5cb SF |
1034 | pr_err("Error reading LCD brightness\n"); |
1035 | return -EIO; | |
936c8bcd AD |
1036 | } |
1037 | ||
1038 | static int lcd_proc_open(struct inode *inode, struct file *file) | |
1039 | { | |
d9dda78b | 1040 | return single_open(file, lcd_proc_show, PDE_DATA(inode)); |
1da177e4 LT |
1041 | } |
1042 | ||
62cce752 | 1043 | static int set_lcd_brightness(struct toshiba_acpi_dev *dev, int value) |
c9263557 | 1044 | { |
a39f46df | 1045 | u32 hci_result; |
c9263557 | 1046 | |
121b7b0d AI |
1047 | if (dev->tr_backlight_supported) { |
1048 | bool enable = !value; | |
1049 | int ret = set_tr_backlight_status(dev, enable); | |
1050 | if (ret) | |
1051 | return ret; | |
1052 | if (value) | |
1053 | value--; | |
1054 | } | |
1055 | ||
a39f46df AA |
1056 | value = value << HCI_LCD_BRIGHTNESS_SHIFT; |
1057 | hci_result = hci_write1(dev, HCI_LCD_BRIGHTNESS, value); | |
1058 | return hci_result == TOS_SUCCESS ? 0 : -EIO; | |
c9263557 HM |
1059 | } |
1060 | ||
1061 | static int set_lcd_status(struct backlight_device *bd) | |
1062 | { | |
135740de | 1063 | struct toshiba_acpi_dev *dev = bl_get_data(bd); |
62cce752 | 1064 | return set_lcd_brightness(dev, bd->props.brightness); |
c9263557 HM |
1065 | } |
1066 | ||
936c8bcd AD |
1067 | static ssize_t lcd_proc_write(struct file *file, const char __user *buf, |
1068 | size_t count, loff_t *pos) | |
1da177e4 | 1069 | { |
d9dda78b | 1070 | struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); |
936c8bcd AD |
1071 | char cmd[42]; |
1072 | size_t len; | |
1da177e4 | 1073 | int value; |
c8af57eb | 1074 | int ret; |
121b7b0d | 1075 | int levels = dev->backlight_dev->props.max_brightness + 1; |
1da177e4 | 1076 | |
936c8bcd AD |
1077 | len = min(count, sizeof(cmd) - 1); |
1078 | if (copy_from_user(cmd, buf, len)) | |
1079 | return -EFAULT; | |
1080 | cmd[len] = '\0'; | |
1081 | ||
1082 | if (sscanf(cmd, " brightness : %i", &value) == 1 && | |
121b7b0d | 1083 | value >= 0 && value < levels) { |
62cce752 | 1084 | ret = set_lcd_brightness(dev, value); |
c8af57eb MO |
1085 | if (ret == 0) |
1086 | ret = count; | |
1087 | } else { | |
c9263557 | 1088 | ret = -EINVAL; |
c8af57eb | 1089 | } |
c9263557 | 1090 | return ret; |
1da177e4 LT |
1091 | } |
1092 | ||
936c8bcd AD |
1093 | static const struct file_operations lcd_proc_fops = { |
1094 | .owner = THIS_MODULE, | |
1095 | .open = lcd_proc_open, | |
1096 | .read = seq_read, | |
1097 | .llseek = seq_lseek, | |
1098 | .release = single_release, | |
1099 | .write = lcd_proc_write, | |
1100 | }; | |
1101 | ||
36d03f93 SF |
1102 | static int get_video_status(struct toshiba_acpi_dev *dev, u32 *status) |
1103 | { | |
1104 | u32 hci_result; | |
1105 | ||
893f3f62 | 1106 | hci_result = hci_read1(dev, HCI_VIDEO_OUT, status); |
1864bbc2 | 1107 | return hci_result == TOS_SUCCESS ? 0 : -EIO; |
36d03f93 SF |
1108 | } |
1109 | ||
936c8bcd | 1110 | static int video_proc_show(struct seq_file *m, void *v) |
1da177e4 | 1111 | { |
135740de | 1112 | struct toshiba_acpi_dev *dev = m->private; |
1da177e4 | 1113 | u32 value; |
36d03f93 | 1114 | int ret; |
1da177e4 | 1115 | |
36d03f93 SF |
1116 | ret = get_video_status(dev, &value); |
1117 | if (!ret) { | |
1da177e4 LT |
1118 | int is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0; |
1119 | int is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0; | |
4be44fcd | 1120 | int is_tv = (value & HCI_VIDEO_OUT_TV) ? 1 : 0; |
936c8bcd AD |
1121 | seq_printf(m, "lcd_out: %d\n", is_lcd); |
1122 | seq_printf(m, "crt_out: %d\n", is_crt); | |
1123 | seq_printf(m, "tv_out: %d\n", is_tv); | |
1da177e4 LT |
1124 | } |
1125 | ||
36d03f93 | 1126 | return ret; |
1da177e4 LT |
1127 | } |
1128 | ||
936c8bcd | 1129 | static int video_proc_open(struct inode *inode, struct file *file) |
1da177e4 | 1130 | { |
d9dda78b | 1131 | return single_open(file, video_proc_show, PDE_DATA(inode)); |
936c8bcd AD |
1132 | } |
1133 | ||
1134 | static ssize_t video_proc_write(struct file *file, const char __user *buf, | |
1135 | size_t count, loff_t *pos) | |
1136 | { | |
d9dda78b | 1137 | struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); |
936c8bcd | 1138 | char *cmd, *buffer; |
36d03f93 | 1139 | int ret; |
1da177e4 LT |
1140 | int value; |
1141 | int remain = count; | |
1142 | int lcd_out = -1; | |
1143 | int crt_out = -1; | |
1144 | int tv_out = -1; | |
b4482a4b | 1145 | u32 video_out; |
1da177e4 | 1146 | |
936c8bcd AD |
1147 | cmd = kmalloc(count + 1, GFP_KERNEL); |
1148 | if (!cmd) | |
1149 | return -ENOMEM; | |
1150 | if (copy_from_user(cmd, buf, count)) { | |
1151 | kfree(cmd); | |
1152 | return -EFAULT; | |
1153 | } | |
1154 | cmd[count] = '\0'; | |
1155 | ||
1156 | buffer = cmd; | |
1157 | ||
1da177e4 LT |
1158 | /* scan expression. Multiple expressions may be delimited with ; |
1159 | * | |
1160 | * NOTE: to keep scanning simple, invalid fields are ignored | |
1161 | */ | |
1162 | while (remain) { | |
1163 | if (sscanf(buffer, " lcd_out : %i", &value) == 1) | |
1164 | lcd_out = value & 1; | |
1165 | else if (sscanf(buffer, " crt_out : %i", &value) == 1) | |
1166 | crt_out = value & 1; | |
1167 | else if (sscanf(buffer, " tv_out : %i", &value) == 1) | |
1168 | tv_out = value & 1; | |
1169 | /* advance to one character past the next ; */ | |
1170 | do { | |
1171 | ++buffer; | |
1172 | --remain; | |
1173 | } | |
4be44fcd | 1174 | while (remain && *(buffer - 1) != ';'); |
1da177e4 LT |
1175 | } |
1176 | ||
936c8bcd AD |
1177 | kfree(cmd); |
1178 | ||
36d03f93 SF |
1179 | ret = get_video_status(dev, &video_out); |
1180 | if (!ret) { | |
9e113e00 | 1181 | unsigned int new_video_out = video_out; |
1da177e4 LT |
1182 | if (lcd_out != -1) |
1183 | _set_bit(&new_video_out, HCI_VIDEO_OUT_LCD, lcd_out); | |
1184 | if (crt_out != -1) | |
1185 | _set_bit(&new_video_out, HCI_VIDEO_OUT_CRT, crt_out); | |
1186 | if (tv_out != -1) | |
1187 | _set_bit(&new_video_out, HCI_VIDEO_OUT_TV, tv_out); | |
1188 | /* To avoid unnecessary video disruption, only write the new | |
1189 | * video setting if something changed. */ | |
1190 | if (new_video_out != video_out) | |
32bcd5cb | 1191 | ret = write_acpi_int(METHOD_VIDEO_OUT, new_video_out); |
1da177e4 LT |
1192 | } |
1193 | ||
32bcd5cb | 1194 | return ret ? ret : count; |
1da177e4 LT |
1195 | } |
1196 | ||
936c8bcd AD |
1197 | static const struct file_operations video_proc_fops = { |
1198 | .owner = THIS_MODULE, | |
1199 | .open = video_proc_open, | |
1200 | .read = seq_read, | |
1201 | .llseek = seq_lseek, | |
1202 | .release = single_release, | |
1203 | .write = video_proc_write, | |
1204 | }; | |
1205 | ||
36d03f93 SF |
1206 | static int get_fan_status(struct toshiba_acpi_dev *dev, u32 *status) |
1207 | { | |
1208 | u32 hci_result; | |
1209 | ||
893f3f62 | 1210 | hci_result = hci_read1(dev, HCI_FAN, status); |
1864bbc2 | 1211 | return hci_result == TOS_SUCCESS ? 0 : -EIO; |
36d03f93 SF |
1212 | } |
1213 | ||
936c8bcd | 1214 | static int fan_proc_show(struct seq_file *m, void *v) |
1da177e4 | 1215 | { |
135740de | 1216 | struct toshiba_acpi_dev *dev = m->private; |
36d03f93 | 1217 | int ret; |
1da177e4 LT |
1218 | u32 value; |
1219 | ||
36d03f93 SF |
1220 | ret = get_fan_status(dev, &value); |
1221 | if (!ret) { | |
936c8bcd | 1222 | seq_printf(m, "running: %d\n", (value > 0)); |
135740de | 1223 | seq_printf(m, "force_on: %d\n", dev->force_fan); |
1da177e4 LT |
1224 | } |
1225 | ||
36d03f93 | 1226 | return ret; |
936c8bcd AD |
1227 | } |
1228 | ||
1229 | static int fan_proc_open(struct inode *inode, struct file *file) | |
1230 | { | |
d9dda78b | 1231 | return single_open(file, fan_proc_show, PDE_DATA(inode)); |
1da177e4 LT |
1232 | } |
1233 | ||
936c8bcd AD |
1234 | static ssize_t fan_proc_write(struct file *file, const char __user *buf, |
1235 | size_t count, loff_t *pos) | |
1da177e4 | 1236 | { |
d9dda78b | 1237 | struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); |
936c8bcd AD |
1238 | char cmd[42]; |
1239 | size_t len; | |
1da177e4 LT |
1240 | int value; |
1241 | u32 hci_result; | |
1242 | ||
936c8bcd AD |
1243 | len = min(count, sizeof(cmd) - 1); |
1244 | if (copy_from_user(cmd, buf, len)) | |
1245 | return -EFAULT; | |
1246 | cmd[len] = '\0'; | |
1247 | ||
1248 | if (sscanf(cmd, " force_on : %i", &value) == 1 && | |
4be44fcd | 1249 | value >= 0 && value <= 1) { |
893f3f62 | 1250 | hci_result = hci_write1(dev, HCI_FAN, value); |
1864bbc2 | 1251 | if (hci_result != TOS_SUCCESS) |
32bcd5cb | 1252 | return -EIO; |
1da177e4 | 1253 | else |
135740de | 1254 | dev->force_fan = value; |
1da177e4 LT |
1255 | } else { |
1256 | return -EINVAL; | |
1257 | } | |
1258 | ||
1259 | return count; | |
1260 | } | |
1261 | ||
936c8bcd AD |
1262 | static const struct file_operations fan_proc_fops = { |
1263 | .owner = THIS_MODULE, | |
1264 | .open = fan_proc_open, | |
1265 | .read = seq_read, | |
1266 | .llseek = seq_lseek, | |
1267 | .release = single_release, | |
1268 | .write = fan_proc_write, | |
1269 | }; | |
1270 | ||
1271 | static int keys_proc_show(struct seq_file *m, void *v) | |
1da177e4 | 1272 | { |
135740de | 1273 | struct toshiba_acpi_dev *dev = m->private; |
1da177e4 LT |
1274 | u32 hci_result; |
1275 | u32 value; | |
1276 | ||
11948b93 | 1277 | if (!dev->key_event_valid && dev->system_event_supported) { |
893f3f62 | 1278 | hci_result = hci_read1(dev, HCI_SYSTEM_EVENT, &value); |
1864bbc2 | 1279 | if (hci_result == TOS_SUCCESS) { |
135740de SF |
1280 | dev->key_event_valid = 1; |
1281 | dev->last_key_event = value; | |
1864bbc2 | 1282 | } else if (hci_result == TOS_FIFO_EMPTY) { |
1da177e4 | 1283 | /* better luck next time */ |
1864bbc2 | 1284 | } else if (hci_result == TOS_NOT_SUPPORTED) { |
1da177e4 LT |
1285 | /* This is a workaround for an unresolved issue on |
1286 | * some machines where system events sporadically | |
1287 | * become disabled. */ | |
893f3f62 | 1288 | hci_result = hci_write1(dev, HCI_SYSTEM_EVENT, 1); |
7e33460d | 1289 | pr_notice("Re-enabled hotkeys\n"); |
1da177e4 | 1290 | } else { |
7e33460d | 1291 | pr_err("Error reading hotkey status\n"); |
32bcd5cb | 1292 | return -EIO; |
1da177e4 LT |
1293 | } |
1294 | } | |
1295 | ||
135740de SF |
1296 | seq_printf(m, "hotkey_ready: %d\n", dev->key_event_valid); |
1297 | seq_printf(m, "hotkey: 0x%04x\n", dev->last_key_event); | |
936c8bcd AD |
1298 | return 0; |
1299 | } | |
1da177e4 | 1300 | |
936c8bcd AD |
1301 | static int keys_proc_open(struct inode *inode, struct file *file) |
1302 | { | |
d9dda78b | 1303 | return single_open(file, keys_proc_show, PDE_DATA(inode)); |
1da177e4 LT |
1304 | } |
1305 | ||
936c8bcd AD |
1306 | static ssize_t keys_proc_write(struct file *file, const char __user *buf, |
1307 | size_t count, loff_t *pos) | |
1da177e4 | 1308 | { |
d9dda78b | 1309 | struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); |
936c8bcd AD |
1310 | char cmd[42]; |
1311 | size_t len; | |
1da177e4 LT |
1312 | int value; |
1313 | ||
936c8bcd AD |
1314 | len = min(count, sizeof(cmd) - 1); |
1315 | if (copy_from_user(cmd, buf, len)) | |
1316 | return -EFAULT; | |
1317 | cmd[len] = '\0'; | |
1318 | ||
1319 | if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0) { | |
135740de | 1320 | dev->key_event_valid = 0; |
1da177e4 LT |
1321 | } else { |
1322 | return -EINVAL; | |
1323 | } | |
1324 | ||
1325 | return count; | |
1326 | } | |
1327 | ||
936c8bcd AD |
1328 | static const struct file_operations keys_proc_fops = { |
1329 | .owner = THIS_MODULE, | |
1330 | .open = keys_proc_open, | |
1331 | .read = seq_read, | |
1332 | .llseek = seq_lseek, | |
1333 | .release = single_release, | |
1334 | .write = keys_proc_write, | |
1335 | }; | |
1336 | ||
1337 | static int version_proc_show(struct seq_file *m, void *v) | |
1da177e4 | 1338 | { |
936c8bcd AD |
1339 | seq_printf(m, "driver: %s\n", TOSHIBA_ACPI_VERSION); |
1340 | seq_printf(m, "proc_interface: %d\n", PROC_INTERFACE_VERSION); | |
1341 | return 0; | |
1da177e4 LT |
1342 | } |
1343 | ||
936c8bcd AD |
1344 | static int version_proc_open(struct inode *inode, struct file *file) |
1345 | { | |
d9dda78b | 1346 | return single_open(file, version_proc_show, PDE_DATA(inode)); |
936c8bcd AD |
1347 | } |
1348 | ||
1349 | static const struct file_operations version_proc_fops = { | |
1350 | .owner = THIS_MODULE, | |
1351 | .open = version_proc_open, | |
1352 | .read = seq_read, | |
1353 | .llseek = seq_lseek, | |
1354 | .release = single_release, | |
1355 | }; | |
1356 | ||
1da177e4 LT |
1357 | /* proc and module init |
1358 | */ | |
1359 | ||
1360 | #define PROC_TOSHIBA "toshiba" | |
1361 | ||
b859f159 | 1362 | static void create_toshiba_proc_entries(struct toshiba_acpi_dev *dev) |
1da177e4 | 1363 | { |
36d03f93 SF |
1364 | if (dev->backlight_dev) |
1365 | proc_create_data("lcd", S_IRUGO | S_IWUSR, toshiba_proc_dir, | |
1366 | &lcd_proc_fops, dev); | |
1367 | if (dev->video_supported) | |
1368 | proc_create_data("video", S_IRUGO | S_IWUSR, toshiba_proc_dir, | |
1369 | &video_proc_fops, dev); | |
1370 | if (dev->fan_supported) | |
1371 | proc_create_data("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir, | |
1372 | &fan_proc_fops, dev); | |
1373 | if (dev->hotkey_dev) | |
1374 | proc_create_data("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir, | |
1375 | &keys_proc_fops, dev); | |
135740de SF |
1376 | proc_create_data("version", S_IRUGO, toshiba_proc_dir, |
1377 | &version_proc_fops, dev); | |
1da177e4 LT |
1378 | } |
1379 | ||
36d03f93 | 1380 | static void remove_toshiba_proc_entries(struct toshiba_acpi_dev *dev) |
1da177e4 | 1381 | { |
36d03f93 SF |
1382 | if (dev->backlight_dev) |
1383 | remove_proc_entry("lcd", toshiba_proc_dir); | |
1384 | if (dev->video_supported) | |
1385 | remove_proc_entry("video", toshiba_proc_dir); | |
1386 | if (dev->fan_supported) | |
1387 | remove_proc_entry("fan", toshiba_proc_dir); | |
1388 | if (dev->hotkey_dev) | |
1389 | remove_proc_entry("keys", toshiba_proc_dir); | |
936c8bcd | 1390 | remove_proc_entry("version", toshiba_proc_dir); |
1da177e4 LT |
1391 | } |
1392 | ||
acc2472e | 1393 | static const struct backlight_ops toshiba_backlight_data = { |
121b7b0d | 1394 | .options = BL_CORE_SUSPENDRESUME, |
62cce752 SF |
1395 | .get_brightness = get_lcd_brightness, |
1396 | .update_status = set_lcd_status, | |
c9263557 | 1397 | }; |
ea6b31f4 | 1398 | |
360f0f39 AA |
1399 | /* |
1400 | * Sysfs files | |
1401 | */ | |
93f8c16d AA |
1402 | static ssize_t toshiba_kbd_bl_mode_store(struct device *dev, |
1403 | struct device_attribute *attr, | |
1404 | const char *buf, size_t count); | |
1405 | static ssize_t toshiba_kbd_bl_mode_show(struct device *dev, | |
1406 | struct device_attribute *attr, | |
1407 | char *buf); | |
1408 | static ssize_t toshiba_kbd_type_show(struct device *dev, | |
1409 | struct device_attribute *attr, | |
1410 | char *buf); | |
1411 | static ssize_t toshiba_available_kbd_modes_show(struct device *dev, | |
1412 | struct device_attribute *attr, | |
1413 | char *buf); | |
1414 | static ssize_t toshiba_kbd_bl_timeout_store(struct device *dev, | |
1415 | struct device_attribute *attr, | |
1416 | const char *buf, size_t count); | |
1417 | static ssize_t toshiba_kbd_bl_timeout_show(struct device *dev, | |
1418 | struct device_attribute *attr, | |
1419 | char *buf); | |
1420 | static ssize_t toshiba_touchpad_store(struct device *dev, | |
1421 | struct device_attribute *attr, | |
1422 | const char *buf, size_t count); | |
1423 | static ssize_t toshiba_touchpad_show(struct device *dev, | |
1424 | struct device_attribute *attr, | |
1425 | char *buf); | |
1426 | static ssize_t toshiba_position_show(struct device *dev, | |
1427 | struct device_attribute *attr, | |
1428 | char *buf); | |
e26ffe51 AA |
1429 | static ssize_t toshiba_usb_sleep_charge_show(struct device *dev, |
1430 | struct device_attribute *attr, | |
1431 | char *buf); | |
1432 | static ssize_t toshiba_usb_sleep_charge_store(struct device *dev, | |
1433 | struct device_attribute *attr, | |
1434 | const char *buf, size_t count); | |
182bcaa5 AA |
1435 | static ssize_t sleep_functions_on_battery_show(struct device *dev, |
1436 | struct device_attribute *attr, | |
1437 | char *buf); | |
1438 | static ssize_t sleep_functions_on_battery_store(struct device *dev, | |
1439 | struct device_attribute *attr, | |
1440 | const char *buf, size_t count); | |
93f8c16d AA |
1441 | |
1442 | static DEVICE_ATTR(kbd_backlight_mode, S_IRUGO | S_IWUSR, | |
1443 | toshiba_kbd_bl_mode_show, toshiba_kbd_bl_mode_store); | |
1444 | static DEVICE_ATTR(kbd_type, S_IRUGO, toshiba_kbd_type_show, NULL); | |
1445 | static DEVICE_ATTR(available_kbd_modes, S_IRUGO, | |
1446 | toshiba_available_kbd_modes_show, NULL); | |
1447 | static DEVICE_ATTR(kbd_backlight_timeout, S_IRUGO | S_IWUSR, | |
1448 | toshiba_kbd_bl_timeout_show, toshiba_kbd_bl_timeout_store); | |
1449 | static DEVICE_ATTR(touchpad, S_IRUGO | S_IWUSR, | |
1450 | toshiba_touchpad_show, toshiba_touchpad_store); | |
1451 | static DEVICE_ATTR(position, S_IRUGO, toshiba_position_show, NULL); | |
e26ffe51 AA |
1452 | static DEVICE_ATTR(usb_sleep_charge, S_IRUGO | S_IWUSR, |
1453 | toshiba_usb_sleep_charge_show, | |
1454 | toshiba_usb_sleep_charge_store); | |
182bcaa5 AA |
1455 | static DEVICE_ATTR(sleep_functions_on_battery, S_IRUGO | S_IWUSR, |
1456 | sleep_functions_on_battery_show, | |
1457 | sleep_functions_on_battery_store); | |
93f8c16d AA |
1458 | |
1459 | static struct attribute *toshiba_attributes[] = { | |
1460 | &dev_attr_kbd_backlight_mode.attr, | |
1461 | &dev_attr_kbd_type.attr, | |
1462 | &dev_attr_available_kbd_modes.attr, | |
1463 | &dev_attr_kbd_backlight_timeout.attr, | |
1464 | &dev_attr_touchpad.attr, | |
1465 | &dev_attr_position.attr, | |
e26ffe51 | 1466 | &dev_attr_usb_sleep_charge.attr, |
182bcaa5 | 1467 | &dev_attr_sleep_functions_on_battery.attr, |
93f8c16d AA |
1468 | NULL, |
1469 | }; | |
1470 | ||
1471 | static umode_t toshiba_sysfs_is_visible(struct kobject *, | |
1472 | struct attribute *, int); | |
1473 | ||
1474 | static struct attribute_group toshiba_attr_group = { | |
1475 | .is_visible = toshiba_sysfs_is_visible, | |
1476 | .attrs = toshiba_attributes, | |
1477 | }; | |
360f0f39 AA |
1478 | |
1479 | static ssize_t toshiba_kbd_bl_mode_store(struct device *dev, | |
1480 | struct device_attribute *attr, | |
1481 | const char *buf, size_t count) | |
1482 | { | |
1483 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
aeaac098 DC |
1484 | int mode; |
1485 | int time; | |
1486 | int ret; | |
1487 | ||
360f0f39 | 1488 | |
aeaac098 DC |
1489 | ret = kstrtoint(buf, 0, &mode); |
1490 | if (ret) | |
1491 | return ret; | |
93f8c16d AA |
1492 | |
1493 | /* Check for supported modes depending on keyboard backlight type */ | |
1494 | if (toshiba->kbd_type == 1) { | |
1495 | /* Type 1 supports SCI_KBD_MODE_FNZ and SCI_KBD_MODE_AUTO */ | |
1496 | if (mode != SCI_KBD_MODE_FNZ && mode != SCI_KBD_MODE_AUTO) | |
1497 | return -EINVAL; | |
1498 | } else if (toshiba->kbd_type == 2) { | |
1499 | /* Type 2 doesn't support SCI_KBD_MODE_FNZ */ | |
1500 | if (mode != SCI_KBD_MODE_AUTO && mode != SCI_KBD_MODE_ON && | |
1501 | mode != SCI_KBD_MODE_OFF) | |
1502 | return -EINVAL; | |
1503 | } | |
360f0f39 AA |
1504 | |
1505 | /* Set the Keyboard Backlight Mode where: | |
360f0f39 AA |
1506 | * Auto - KBD backlight turns off automatically in given time |
1507 | * FN-Z - KBD backlight "toggles" when hotkey pressed | |
93f8c16d AA |
1508 | * ON - KBD backlight is always on |
1509 | * OFF - KBD backlight is always off | |
360f0f39 | 1510 | */ |
93f8c16d AA |
1511 | |
1512 | /* Only make a change if the actual mode has changed */ | |
aeaac098 | 1513 | if (toshiba->kbd_mode != mode) { |
93f8c16d | 1514 | /* Shift the time to "base time" (0x3c0000 == 60 seconds) */ |
360f0f39 | 1515 | time = toshiba->kbd_time << HCI_MISC_SHIFT; |
93f8c16d AA |
1516 | |
1517 | /* OR the "base time" to the actual method format */ | |
1518 | if (toshiba->kbd_type == 1) { | |
1519 | /* Type 1 requires the current mode */ | |
1520 | time |= toshiba->kbd_mode; | |
1521 | } else if (toshiba->kbd_type == 2) { | |
1522 | /* Type 2 requires the desired mode */ | |
1523 | time |= mode; | |
1524 | } | |
1525 | ||
aeaac098 DC |
1526 | ret = toshiba_kbd_illum_status_set(toshiba, time); |
1527 | if (ret) | |
1528 | return ret; | |
93f8c16d | 1529 | |
360f0f39 AA |
1530 | toshiba->kbd_mode = mode; |
1531 | } | |
1532 | ||
1533 | return count; | |
1534 | } | |
1535 | ||
1536 | static ssize_t toshiba_kbd_bl_mode_show(struct device *dev, | |
1537 | struct device_attribute *attr, | |
1538 | char *buf) | |
1539 | { | |
1540 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1541 | u32 time; | |
1542 | ||
1543 | if (toshiba_kbd_illum_status_get(toshiba, &time) < 0) | |
1544 | return -EIO; | |
1545 | ||
93f8c16d AA |
1546 | return sprintf(buf, "%i\n", time & SCI_KBD_MODE_MASK); |
1547 | } | |
1548 | ||
1549 | static ssize_t toshiba_kbd_type_show(struct device *dev, | |
1550 | struct device_attribute *attr, | |
1551 | char *buf) | |
1552 | { | |
1553 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1554 | ||
1555 | return sprintf(buf, "%d\n", toshiba->kbd_type); | |
1556 | } | |
1557 | ||
1558 | static ssize_t toshiba_available_kbd_modes_show(struct device *dev, | |
1559 | struct device_attribute *attr, | |
1560 | char *buf) | |
1561 | { | |
1562 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1563 | ||
1564 | if (toshiba->kbd_type == 1) | |
1565 | return sprintf(buf, "%x %x\n", | |
1566 | SCI_KBD_MODE_FNZ, SCI_KBD_MODE_AUTO); | |
1567 | ||
1568 | return sprintf(buf, "%x %x %x\n", | |
1569 | SCI_KBD_MODE_AUTO, SCI_KBD_MODE_ON, SCI_KBD_MODE_OFF); | |
360f0f39 AA |
1570 | } |
1571 | ||
1572 | static ssize_t toshiba_kbd_bl_timeout_store(struct device *dev, | |
1573 | struct device_attribute *attr, | |
1574 | const char *buf, size_t count) | |
1575 | { | |
1576 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
eabde0fa AA |
1577 | int time; |
1578 | int ret; | |
360f0f39 | 1579 | |
eabde0fa AA |
1580 | ret = kstrtoint(buf, 0, &time); |
1581 | if (ret) | |
1582 | return ret; | |
1583 | ||
1584 | /* Check for supported values depending on kbd_type */ | |
1585 | if (toshiba->kbd_type == 1) { | |
1586 | if (time < 0 || time > 60) | |
1587 | return -EINVAL; | |
1588 | } else if (toshiba->kbd_type == 2) { | |
1589 | if (time < 1 || time > 60) | |
1590 | return -EINVAL; | |
1591 | } | |
1592 | ||
1593 | /* Set the Keyboard Backlight Timeout */ | |
360f0f39 | 1594 | |
eabde0fa AA |
1595 | /* Only make a change if the actual timeout has changed */ |
1596 | if (toshiba->kbd_time != time) { | |
1597 | /* Shift the time to "base time" (0x3c0000 == 60 seconds) */ | |
360f0f39 | 1598 | time = time << HCI_MISC_SHIFT; |
eabde0fa AA |
1599 | /* OR the "base time" to the actual method format */ |
1600 | if (toshiba->kbd_type == 1) | |
1601 | time |= SCI_KBD_MODE_FNZ; | |
1602 | else if (toshiba->kbd_type == 2) | |
1603 | time |= SCI_KBD_MODE_AUTO; | |
1604 | ||
1605 | ret = toshiba_kbd_illum_status_set(toshiba, time); | |
1606 | if (ret) | |
1607 | return ret; | |
1608 | ||
360f0f39 AA |
1609 | toshiba->kbd_time = time >> HCI_MISC_SHIFT; |
1610 | } | |
1611 | ||
1612 | return count; | |
1613 | } | |
1614 | ||
1615 | static ssize_t toshiba_kbd_bl_timeout_show(struct device *dev, | |
1616 | struct device_attribute *attr, | |
1617 | char *buf) | |
1618 | { | |
1619 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1620 | u32 time; | |
1621 | ||
1622 | if (toshiba_kbd_illum_status_get(toshiba, &time) < 0) | |
1623 | return -EIO; | |
1624 | ||
1625 | return sprintf(buf, "%i\n", time >> HCI_MISC_SHIFT); | |
1626 | } | |
ea6b31f4 | 1627 | |
9d8658ac AA |
1628 | static ssize_t toshiba_touchpad_store(struct device *dev, |
1629 | struct device_attribute *attr, | |
1630 | const char *buf, size_t count) | |
1631 | { | |
1632 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1633 | int state; | |
c8a41669 | 1634 | int ret; |
9d8658ac AA |
1635 | |
1636 | /* Set the TouchPad on/off, 0 - Disable | 1 - Enable */ | |
c8a41669 AA |
1637 | ret = kstrtoint(buf, 0, &state); |
1638 | if (ret) | |
1639 | return ret; | |
1640 | if (state != 0 && state != 1) | |
1641 | return -EINVAL; | |
1642 | ||
1643 | ret = toshiba_touchpad_set(toshiba, state); | |
1644 | if (ret) | |
1645 | return ret; | |
9d8658ac AA |
1646 | |
1647 | return count; | |
1648 | } | |
1649 | ||
1650 | static ssize_t toshiba_touchpad_show(struct device *dev, | |
1651 | struct device_attribute *attr, char *buf) | |
1652 | { | |
1653 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1654 | u32 state; | |
1655 | int ret; | |
1656 | ||
1657 | ret = toshiba_touchpad_get(toshiba, &state); | |
1658 | if (ret < 0) | |
1659 | return ret; | |
1660 | ||
1661 | return sprintf(buf, "%i\n", state); | |
1662 | } | |
ea6b31f4 | 1663 | |
5a2813e9 AA |
1664 | static ssize_t toshiba_position_show(struct device *dev, |
1665 | struct device_attribute *attr, char *buf) | |
1666 | { | |
1667 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1668 | u32 xyval, zval, tmp; | |
1669 | u16 x, y, z; | |
1670 | int ret; | |
1671 | ||
1672 | xyval = zval = 0; | |
1673 | ret = toshiba_accelerometer_get(toshiba, &xyval, &zval); | |
1674 | if (ret < 0) | |
1675 | return ret; | |
1676 | ||
1677 | x = xyval & HCI_ACCEL_MASK; | |
1678 | tmp = xyval >> HCI_MISC_SHIFT; | |
1679 | y = tmp & HCI_ACCEL_MASK; | |
1680 | z = zval & HCI_ACCEL_MASK; | |
1681 | ||
1682 | return sprintf(buf, "%d %d %d\n", x, y, z); | |
1683 | } | |
360f0f39 | 1684 | |
e26ffe51 AA |
1685 | static ssize_t toshiba_usb_sleep_charge_show(struct device *dev, |
1686 | struct device_attribute *attr, | |
1687 | char *buf) | |
1688 | { | |
1689 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1690 | u32 mode; | |
1691 | int ret; | |
1692 | ||
1693 | ret = toshiba_usb_sleep_charge_get(toshiba, &mode); | |
1694 | if (ret < 0) | |
1695 | return ret; | |
1696 | ||
1697 | return sprintf(buf, "%x\n", mode & SCI_USB_CHARGE_MODE_MASK); | |
1698 | } | |
1699 | ||
1700 | static ssize_t toshiba_usb_sleep_charge_store(struct device *dev, | |
1701 | struct device_attribute *attr, | |
1702 | const char *buf, size_t count) | |
1703 | { | |
1704 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1705 | u32 mode; | |
1706 | int state; | |
1707 | int ret; | |
1708 | ||
1709 | ret = kstrtoint(buf, 0, &state); | |
1710 | if (ret) | |
1711 | return ret; | |
1712 | /* Check for supported values, where: | |
1713 | * 0 - Disabled | |
1714 | * 1 - Alternate (Non USB conformant devices that require more power) | |
1715 | * 2 - Auto (USB conformant devices) | |
1716 | */ | |
1717 | if (state != 0 && state != 1 && state != 2) | |
1718 | return -EINVAL; | |
1719 | ||
1720 | /* Set the USB charging mode to internal value */ | |
1721 | if (state == 0) | |
1722 | mode = SCI_USB_CHARGE_DISABLED; | |
1723 | else if (state == 1) | |
1724 | mode = SCI_USB_CHARGE_ALTERNATE; | |
1725 | else if (state == 2) | |
1726 | mode = SCI_USB_CHARGE_AUTO; | |
1727 | ||
1728 | ret = toshiba_usb_sleep_charge_set(toshiba, mode); | |
1729 | if (ret) | |
1730 | return ret; | |
1731 | ||
1732 | return count; | |
1733 | } | |
1734 | ||
182bcaa5 AA |
1735 | static ssize_t sleep_functions_on_battery_show(struct device *dev, |
1736 | struct device_attribute *attr, | |
1737 | char *buf) | |
1738 | { | |
1739 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1740 | u32 state; | |
1741 | int bat_lvl; | |
1742 | int status; | |
1743 | int ret; | |
1744 | int tmp; | |
1745 | ||
1746 | ret = toshiba_sleep_functions_status_get(toshiba, &state); | |
1747 | if (ret < 0) | |
1748 | return ret; | |
1749 | ||
1750 | /* Determine the status: 0x4 - Enabled | 0x1 - Disabled */ | |
1751 | tmp = state & SCI_USB_CHARGE_BAT_MASK; | |
1752 | status = (tmp == 0x4) ? 1 : 0; | |
1753 | /* Determine the battery level set */ | |
1754 | bat_lvl = state >> HCI_MISC_SHIFT; | |
1755 | ||
1756 | return sprintf(buf, "%d %d\n", status, bat_lvl); | |
1757 | } | |
1758 | ||
1759 | static ssize_t sleep_functions_on_battery_store(struct device *dev, | |
1760 | struct device_attribute *attr, | |
1761 | const char *buf, size_t count) | |
1762 | { | |
1763 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1764 | u32 status; | |
1765 | int value; | |
1766 | int ret; | |
1767 | int tmp; | |
1768 | ||
1769 | ret = kstrtoint(buf, 0, &value); | |
1770 | if (ret) | |
1771 | return ret; | |
1772 | ||
1773 | /* Set the status of the function: | |
1774 | * 0 - Disabled | |
1775 | * 1-100 - Enabled | |
1776 | */ | |
1777 | if (value < 0 || value > 100) | |
1778 | return -EINVAL; | |
1779 | ||
1780 | if (value == 0) { | |
1781 | tmp = toshiba->usbsc_bat_level << HCI_MISC_SHIFT; | |
1782 | status = tmp | SCI_USB_CHARGE_BAT_LVL_OFF; | |
1783 | } else { | |
1784 | tmp = value << HCI_MISC_SHIFT; | |
1785 | status = tmp | SCI_USB_CHARGE_BAT_LVL_ON; | |
1786 | } | |
1787 | ret = toshiba_sleep_functions_status_set(toshiba, status); | |
1788 | if (ret < 0) | |
1789 | return ret; | |
1790 | ||
1791 | toshiba->usbsc_bat_level = status >> HCI_MISC_SHIFT; | |
1792 | ||
1793 | return count; | |
1794 | } | |
1795 | ||
360f0f39 AA |
1796 | static umode_t toshiba_sysfs_is_visible(struct kobject *kobj, |
1797 | struct attribute *attr, int idx) | |
1798 | { | |
1799 | struct device *dev = container_of(kobj, struct device, kobj); | |
1800 | struct toshiba_acpi_dev *drv = dev_get_drvdata(dev); | |
1801 | bool exists = true; | |
1802 | ||
1803 | if (attr == &dev_attr_kbd_backlight_mode.attr) | |
1804 | exists = (drv->kbd_illum_supported) ? true : false; | |
1805 | else if (attr == &dev_attr_kbd_backlight_timeout.attr) | |
1806 | exists = (drv->kbd_mode == SCI_KBD_MODE_AUTO) ? true : false; | |
9d8658ac AA |
1807 | else if (attr == &dev_attr_touchpad.attr) |
1808 | exists = (drv->touchpad_supported) ? true : false; | |
5a2813e9 AA |
1809 | else if (attr == &dev_attr_position.attr) |
1810 | exists = (drv->accelerometer_supported) ? true : false; | |
e26ffe51 AA |
1811 | else if (attr == &dev_attr_usb_sleep_charge.attr) |
1812 | exists = (drv->usb_sleep_charge_supported) ? true : false; | |
182bcaa5 AA |
1813 | else if (attr == &dev_attr_sleep_functions_on_battery.attr) |
1814 | exists = (drv->usb_sleep_charge_supported) ? true : false; | |
360f0f39 AA |
1815 | |
1816 | return exists ? attr->mode : 0; | |
1817 | } | |
1818 | ||
1f28f290 AA |
1819 | /* |
1820 | * Hotkeys | |
1821 | */ | |
1822 | static int toshiba_acpi_enable_hotkeys(struct toshiba_acpi_dev *dev) | |
1823 | { | |
1824 | acpi_status status; | |
1825 | u32 result; | |
1826 | ||
1827 | status = acpi_evaluate_object(dev->acpi_dev->handle, | |
1828 | "ENAB", NULL, NULL); | |
1829 | if (ACPI_FAILURE(status)) | |
1830 | return -ENODEV; | |
1831 | ||
1832 | result = hci_write1(dev, HCI_HOTKEY_EVENT, HCI_HOTKEY_ENABLE); | |
1833 | if (result == TOS_FAILURE) | |
1834 | return -EIO; | |
1835 | else if (result == TOS_NOT_SUPPORTED) | |
1836 | return -ENODEV; | |
1837 | ||
1838 | return 0; | |
1839 | } | |
1840 | ||
29cd293f SF |
1841 | static bool toshiba_acpi_i8042_filter(unsigned char data, unsigned char str, |
1842 | struct serio *port) | |
1843 | { | |
98280374 | 1844 | if (str & I8042_STR_AUXDATA) |
29cd293f SF |
1845 | return false; |
1846 | ||
1847 | if (unlikely(data == 0xe0)) | |
1848 | return false; | |
1849 | ||
1850 | if ((data & 0x7f) == TOS1900_FN_SCAN) { | |
1851 | schedule_work(&toshiba_acpi->hotkey_work); | |
1852 | return true; | |
1853 | } | |
1854 | ||
1855 | return false; | |
1856 | } | |
1857 | ||
1858 | static void toshiba_acpi_hotkey_work(struct work_struct *work) | |
1859 | { | |
1860 | acpi_handle ec_handle = ec_get_handle(); | |
1861 | acpi_status status; | |
1862 | ||
1863 | if (!ec_handle) | |
1864 | return; | |
1865 | ||
1866 | status = acpi_evaluate_object(ec_handle, "NTFY", NULL, NULL); | |
1867 | if (ACPI_FAILURE(status)) | |
1868 | pr_err("ACPI NTFY method execution failed\n"); | |
1869 | } | |
1870 | ||
1871 | /* | |
1872 | * Returns hotkey scancode, or < 0 on failure. | |
1873 | */ | |
1874 | static int toshiba_acpi_query_hotkey(struct toshiba_acpi_dev *dev) | |
1875 | { | |
74facaf7 | 1876 | unsigned long long value; |
29cd293f SF |
1877 | acpi_status status; |
1878 | ||
74facaf7 ZR |
1879 | status = acpi_evaluate_integer(dev->acpi_dev->handle, "INFO", |
1880 | NULL, &value); | |
1881 | if (ACPI_FAILURE(status)) { | |
29cd293f SF |
1882 | pr_err("ACPI INFO method execution failed\n"); |
1883 | return -EIO; | |
1884 | } | |
1885 | ||
74facaf7 | 1886 | return value; |
29cd293f SF |
1887 | } |
1888 | ||
1889 | static void toshiba_acpi_report_hotkey(struct toshiba_acpi_dev *dev, | |
1890 | int scancode) | |
1891 | { | |
1892 | if (scancode == 0x100) | |
1893 | return; | |
1894 | ||
1895 | /* act on key press; ignore key release */ | |
1896 | if (scancode & 0x80) | |
1897 | return; | |
1898 | ||
1899 | if (!sparse_keymap_report_event(dev->hotkey_dev, scancode, 1, true)) | |
1900 | pr_info("Unknown key %x\n", scancode); | |
1901 | } | |
1902 | ||
71454d78 AA |
1903 | static void toshiba_acpi_process_hotkeys(struct toshiba_acpi_dev *dev) |
1904 | { | |
1905 | u32 hci_result, value; | |
1906 | int retries = 3; | |
1907 | int scancode; | |
1908 | ||
1909 | if (dev->info_supported) { | |
1910 | scancode = toshiba_acpi_query_hotkey(dev); | |
1911 | if (scancode < 0) | |
1912 | pr_err("Failed to query hotkey event\n"); | |
1913 | else if (scancode != 0) | |
1914 | toshiba_acpi_report_hotkey(dev, scancode); | |
1915 | } else if (dev->system_event_supported) { | |
1916 | do { | |
1917 | hci_result = hci_read1(dev, HCI_SYSTEM_EVENT, &value); | |
1918 | switch (hci_result) { | |
1919 | case TOS_SUCCESS: | |
1920 | toshiba_acpi_report_hotkey(dev, (int)value); | |
1921 | break; | |
1922 | case TOS_NOT_SUPPORTED: | |
1923 | /* | |
1924 | * This is a workaround for an unresolved | |
1925 | * issue on some machines where system events | |
1926 | * sporadically become disabled. | |
1927 | */ | |
1928 | hci_result = | |
1929 | hci_write1(dev, HCI_SYSTEM_EVENT, 1); | |
1930 | pr_notice("Re-enabled hotkeys\n"); | |
1931 | /* fall through */ | |
1932 | default: | |
1933 | retries--; | |
1934 | break; | |
1935 | } | |
1936 | } while (retries && hci_result != TOS_FIFO_EMPTY); | |
1937 | } | |
1938 | } | |
1939 | ||
b859f159 | 1940 | static int toshiba_acpi_setup_keyboard(struct toshiba_acpi_dev *dev) |
6335e4d5 | 1941 | { |
e2e19606 | 1942 | acpi_handle ec_handle; |
384a7cd9 | 1943 | int error; |
29cd293f | 1944 | u32 hci_result; |
fe808bfb | 1945 | const struct key_entry *keymap = toshiba_acpi_keymap; |
6335e4d5 | 1946 | |
135740de | 1947 | dev->hotkey_dev = input_allocate_device(); |
b222cca6 | 1948 | if (!dev->hotkey_dev) |
6335e4d5 | 1949 | return -ENOMEM; |
6335e4d5 | 1950 | |
135740de | 1951 | dev->hotkey_dev->name = "Toshiba input device"; |
6e02cc7e | 1952 | dev->hotkey_dev->phys = "toshiba_acpi/input0"; |
135740de | 1953 | dev->hotkey_dev->id.bustype = BUS_HOST; |
6335e4d5 | 1954 | |
fe808bfb TI |
1955 | if (dmi_check_system(toshiba_alt_keymap_dmi)) |
1956 | keymap = toshiba_acpi_alt_keymap; | |
1957 | error = sparse_keymap_setup(dev->hotkey_dev, keymap, NULL); | |
384a7cd9 DT |
1958 | if (error) |
1959 | goto err_free_dev; | |
1960 | ||
29cd293f SF |
1961 | /* |
1962 | * For some machines the SCI responsible for providing hotkey | |
1963 | * notification doesn't fire. We can trigger the notification | |
1964 | * whenever the Fn key is pressed using the NTFY method, if | |
1965 | * supported, so if it's present set up an i8042 key filter | |
1966 | * for this purpose. | |
1967 | */ | |
29cd293f | 1968 | ec_handle = ec_get_handle(); |
e2e19606 | 1969 | if (ec_handle && acpi_has_method(ec_handle, "NTFY")) { |
29cd293f SF |
1970 | INIT_WORK(&dev->hotkey_work, toshiba_acpi_hotkey_work); |
1971 | ||
1972 | error = i8042_install_filter(toshiba_acpi_i8042_filter); | |
1973 | if (error) { | |
1974 | pr_err("Error installing key filter\n"); | |
1975 | goto err_free_keymap; | |
1976 | } | |
1977 | ||
1978 | dev->ntfy_supported = 1; | |
1979 | } | |
1980 | ||
1981 | /* | |
1982 | * Determine hotkey query interface. Prefer using the INFO | |
1983 | * method when it is available. | |
1984 | */ | |
e2e19606 | 1985 | if (acpi_has_method(dev->acpi_dev->handle, "INFO")) |
29cd293f | 1986 | dev->info_supported = 1; |
e2e19606 | 1987 | else { |
893f3f62 | 1988 | hci_result = hci_write1(dev, HCI_SYSTEM_EVENT, 1); |
1864bbc2 | 1989 | if (hci_result == TOS_SUCCESS) |
29cd293f SF |
1990 | dev->system_event_supported = 1; |
1991 | } | |
1992 | ||
1993 | if (!dev->info_supported && !dev->system_event_supported) { | |
1994 | pr_warn("No hotkey query interface found\n"); | |
1995 | goto err_remove_filter; | |
1996 | } | |
1997 | ||
1f28f290 AA |
1998 | error = toshiba_acpi_enable_hotkeys(dev); |
1999 | if (error) { | |
7e33460d | 2000 | pr_info("Unable to enable hotkeys\n"); |
29cd293f | 2001 | goto err_remove_filter; |
6335e4d5 MG |
2002 | } |
2003 | ||
135740de | 2004 | error = input_register_device(dev->hotkey_dev); |
384a7cd9 | 2005 | if (error) { |
7e33460d | 2006 | pr_info("Unable to register input device\n"); |
29cd293f | 2007 | goto err_remove_filter; |
6335e4d5 MG |
2008 | } |
2009 | ||
2010 | return 0; | |
384a7cd9 | 2011 | |
29cd293f SF |
2012 | err_remove_filter: |
2013 | if (dev->ntfy_supported) | |
2014 | i8042_remove_filter(toshiba_acpi_i8042_filter); | |
384a7cd9 | 2015 | err_free_keymap: |
135740de | 2016 | sparse_keymap_free(dev->hotkey_dev); |
384a7cd9 | 2017 | err_free_dev: |
135740de SF |
2018 | input_free_device(dev->hotkey_dev); |
2019 | dev->hotkey_dev = NULL; | |
384a7cd9 | 2020 | return error; |
6335e4d5 MG |
2021 | } |
2022 | ||
b859f159 | 2023 | static int toshiba_acpi_setup_backlight(struct toshiba_acpi_dev *dev) |
62cce752 SF |
2024 | { |
2025 | struct backlight_properties props; | |
2026 | int brightness; | |
2027 | int ret; | |
121b7b0d | 2028 | bool enabled; |
62cce752 SF |
2029 | |
2030 | /* | |
2031 | * Some machines don't support the backlight methods at all, and | |
2032 | * others support it read-only. Either of these is pretty useless, | |
2033 | * so only register the backlight device if the backlight method | |
2034 | * supports both reads and writes. | |
2035 | */ | |
2036 | brightness = __get_lcd_brightness(dev); | |
2037 | if (brightness < 0) | |
2038 | return 0; | |
2039 | ret = set_lcd_brightness(dev, brightness); | |
2040 | if (ret) { | |
2041 | pr_debug("Backlight method is read-only, disabling backlight support\n"); | |
2042 | return 0; | |
2043 | } | |
2044 | ||
121b7b0d AI |
2045 | /* Determine whether or not BIOS supports transflective backlight */ |
2046 | ret = get_tr_backlight_status(dev, &enabled); | |
2047 | dev->tr_backlight_supported = !ret; | |
2048 | ||
53039f22 | 2049 | memset(&props, 0, sizeof(props)); |
62cce752 SF |
2050 | props.type = BACKLIGHT_PLATFORM; |
2051 | props.max_brightness = HCI_LCD_BRIGHTNESS_LEVELS - 1; | |
62cce752 | 2052 | |
121b7b0d AI |
2053 | /* adding an extra level and having 0 change to transflective mode */ |
2054 | if (dev->tr_backlight_supported) | |
2055 | props.max_brightness++; | |
2056 | ||
62cce752 SF |
2057 | dev->backlight_dev = backlight_device_register("toshiba", |
2058 | &dev->acpi_dev->dev, | |
2059 | dev, | |
2060 | &toshiba_backlight_data, | |
2061 | &props); | |
2062 | if (IS_ERR(dev->backlight_dev)) { | |
2063 | ret = PTR_ERR(dev->backlight_dev); | |
2064 | pr_err("Could not register toshiba backlight device\n"); | |
2065 | dev->backlight_dev = NULL; | |
2066 | return ret; | |
2067 | } | |
2068 | ||
2069 | dev->backlight_dev->props.brightness = brightness; | |
2070 | return 0; | |
2071 | } | |
2072 | ||
51fac838 | 2073 | static int toshiba_acpi_remove(struct acpi_device *acpi_dev) |
c9263557 | 2074 | { |
135740de | 2075 | struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev); |
6335e4d5 | 2076 | |
36d03f93 | 2077 | remove_toshiba_proc_entries(dev); |
ea6b31f4 | 2078 | |
360f0f39 AA |
2079 | if (dev->sysfs_created) |
2080 | sysfs_remove_group(&dev->acpi_dev->dev.kobj, | |
2081 | &toshiba_attr_group); | |
c41a40c5 | 2082 | |
29cd293f SF |
2083 | if (dev->ntfy_supported) { |
2084 | i8042_remove_filter(toshiba_acpi_i8042_filter); | |
2085 | cancel_work_sync(&dev->hotkey_work); | |
2086 | } | |
2087 | ||
135740de SF |
2088 | if (dev->hotkey_dev) { |
2089 | input_unregister_device(dev->hotkey_dev); | |
2090 | sparse_keymap_free(dev->hotkey_dev); | |
2091 | } | |
c9263557 | 2092 | |
135740de SF |
2093 | if (dev->bt_rfk) { |
2094 | rfkill_unregister(dev->bt_rfk); | |
2095 | rfkill_destroy(dev->bt_rfk); | |
2096 | } | |
c9263557 | 2097 | |
00981810 | 2098 | backlight_device_unregister(dev->backlight_dev); |
c9263557 | 2099 | |
36d03f93 | 2100 | if (dev->illumination_supported) |
135740de | 2101 | led_classdev_unregister(&dev->led_dev); |
ea6b31f4 | 2102 | |
360f0f39 AA |
2103 | if (dev->kbd_led_registered) |
2104 | led_classdev_unregister(&dev->kbd_led); | |
ea6b31f4 | 2105 | |
def6c4e2 AA |
2106 | if (dev->eco_supported) |
2107 | led_classdev_unregister(&dev->eco_led); | |
6c3f6e6c | 2108 | |
29cd293f SF |
2109 | if (toshiba_acpi) |
2110 | toshiba_acpi = NULL; | |
2111 | ||
135740de | 2112 | kfree(dev); |
c41a40c5 | 2113 | |
135740de | 2114 | return 0; |
c9263557 HM |
2115 | } |
2116 | ||
b859f159 | 2117 | static const char *find_hci_method(acpi_handle handle) |
a540d6b5 | 2118 | { |
e2e19606 | 2119 | if (acpi_has_method(handle, "GHCI")) |
a540d6b5 SF |
2120 | return "GHCI"; |
2121 | ||
e2e19606 | 2122 | if (acpi_has_method(handle, "SPFC")) |
a540d6b5 SF |
2123 | return "SPFC"; |
2124 | ||
2125 | return NULL; | |
2126 | } | |
2127 | ||
b859f159 | 2128 | static int toshiba_acpi_add(struct acpi_device *acpi_dev) |
1da177e4 | 2129 | { |
135740de | 2130 | struct toshiba_acpi_dev *dev; |
a540d6b5 | 2131 | const char *hci_method; |
36d03f93 | 2132 | u32 dummy; |
c41a40c5 | 2133 | bool bt_present; |
c41a40c5 | 2134 | int ret = 0; |
1da177e4 | 2135 | |
29cd293f SF |
2136 | if (toshiba_acpi) |
2137 | return -EBUSY; | |
2138 | ||
135740de SF |
2139 | pr_info("Toshiba Laptop ACPI Extras version %s\n", |
2140 | TOSHIBA_ACPI_VERSION); | |
2141 | ||
a540d6b5 SF |
2142 | hci_method = find_hci_method(acpi_dev->handle); |
2143 | if (!hci_method) { | |
2144 | pr_err("HCI interface not found\n"); | |
6e02cc7e | 2145 | return -ENODEV; |
a540d6b5 | 2146 | } |
6e02cc7e | 2147 | |
135740de SF |
2148 | dev = kzalloc(sizeof(*dev), GFP_KERNEL); |
2149 | if (!dev) | |
2150 | return -ENOMEM; | |
2151 | dev->acpi_dev = acpi_dev; | |
a540d6b5 | 2152 | dev->method_hci = hci_method; |
135740de | 2153 | acpi_dev->driver_data = dev; |
360f0f39 | 2154 | dev_set_drvdata(&acpi_dev->dev, dev); |
fb9802fa | 2155 | |
6e02cc7e SF |
2156 | if (toshiba_acpi_setup_keyboard(dev)) |
2157 | pr_info("Unable to activate hotkeys\n"); | |
135740de SF |
2158 | |
2159 | mutex_init(&dev->mutex); | |
1da177e4 | 2160 | |
62cce752 SF |
2161 | ret = toshiba_acpi_setup_backlight(dev); |
2162 | if (ret) | |
135740de | 2163 | goto error; |
1da177e4 | 2164 | |
c41a40c5 | 2165 | /* Register rfkill switch for Bluetooth */ |
1864bbc2 | 2166 | if (hci_get_bt_present(dev, &bt_present) == TOS_SUCCESS && bt_present) { |
135740de SF |
2167 | dev->bt_rfk = rfkill_alloc("Toshiba Bluetooth", |
2168 | &acpi_dev->dev, | |
2169 | RFKILL_TYPE_BLUETOOTH, | |
2170 | &toshiba_rfk_ops, | |
2171 | dev); | |
2172 | if (!dev->bt_rfk) { | |
7e33460d | 2173 | pr_err("unable to allocate rfkill device\n"); |
135740de SF |
2174 | ret = -ENOMEM; |
2175 | goto error; | |
c41a40c5 | 2176 | } |
2177 | ||
135740de | 2178 | ret = rfkill_register(dev->bt_rfk); |
c41a40c5 | 2179 | if (ret) { |
7e33460d | 2180 | pr_err("unable to register rfkill device\n"); |
135740de SF |
2181 | rfkill_destroy(dev->bt_rfk); |
2182 | goto error; | |
38aefbc5 | 2183 | } |
c41a40c5 | 2184 | } |
2185 | ||
135740de SF |
2186 | if (toshiba_illumination_available(dev)) { |
2187 | dev->led_dev.name = "toshiba::illumination"; | |
2188 | dev->led_dev.max_brightness = 1; | |
2189 | dev->led_dev.brightness_set = toshiba_illumination_set; | |
2190 | dev->led_dev.brightness_get = toshiba_illumination_get; | |
2191 | if (!led_classdev_register(&acpi_dev->dev, &dev->led_dev)) | |
36d03f93 | 2192 | dev->illumination_supported = 1; |
6c3f6e6c | 2193 | } |
ea6b31f4 | 2194 | |
def6c4e2 AA |
2195 | if (toshiba_eco_mode_available(dev)) { |
2196 | dev->eco_led.name = "toshiba::eco_mode"; | |
2197 | dev->eco_led.max_brightness = 1; | |
2198 | dev->eco_led.brightness_set = toshiba_eco_mode_set_status; | |
2199 | dev->eco_led.brightness_get = toshiba_eco_mode_get_status; | |
2200 | if (!led_classdev_register(&dev->acpi_dev->dev, &dev->eco_led)) | |
2201 | dev->eco_supported = 1; | |
2202 | } | |
ea6b31f4 | 2203 | |
93f8c16d | 2204 | dev->kbd_illum_supported = toshiba_kbd_illum_available(dev); |
360f0f39 AA |
2205 | /* |
2206 | * Only register the LED if KBD illumination is supported | |
2207 | * and the keyboard backlight operation mode is set to FN-Z | |
2208 | */ | |
2209 | if (dev->kbd_illum_supported && dev->kbd_mode == SCI_KBD_MODE_FNZ) { | |
2210 | dev->kbd_led.name = "toshiba::kbd_backlight"; | |
2211 | dev->kbd_led.max_brightness = 1; | |
2212 | dev->kbd_led.brightness_set = toshiba_kbd_backlight_set; | |
2213 | dev->kbd_led.brightness_get = toshiba_kbd_backlight_get; | |
2214 | if (!led_classdev_register(&dev->acpi_dev->dev, &dev->kbd_led)) | |
2215 | dev->kbd_led_registered = 1; | |
2216 | } | |
ea6b31f4 | 2217 | |
9d8658ac AA |
2218 | ret = toshiba_touchpad_get(dev, &dummy); |
2219 | dev->touchpad_supported = !ret; | |
ea6b31f4 | 2220 | |
5a2813e9 AA |
2221 | ret = toshiba_accelerometer_supported(dev); |
2222 | dev->accelerometer_supported = !ret; | |
6c3f6e6c | 2223 | |
e26ffe51 AA |
2224 | ret = toshiba_usb_sleep_charge_get(dev, &dummy); |
2225 | dev->usb_sleep_charge_supported = !ret; | |
2226 | ||
36d03f93 SF |
2227 | /* Determine whether or not BIOS supports fan and video interfaces */ |
2228 | ||
2229 | ret = get_video_status(dev, &dummy); | |
2230 | dev->video_supported = !ret; | |
2231 | ||
2232 | ret = get_fan_status(dev, &dummy); | |
2233 | dev->fan_supported = !ret; | |
2234 | ||
360f0f39 AA |
2235 | ret = sysfs_create_group(&dev->acpi_dev->dev.kobj, |
2236 | &toshiba_attr_group); | |
2237 | if (ret) { | |
2238 | dev->sysfs_created = 0; | |
2239 | goto error; | |
2240 | } | |
2241 | dev->sysfs_created = !ret; | |
2242 | ||
36d03f93 SF |
2243 | create_toshiba_proc_entries(dev); |
2244 | ||
29cd293f SF |
2245 | toshiba_acpi = dev; |
2246 | ||
c41a40c5 | 2247 | return 0; |
135740de SF |
2248 | |
2249 | error: | |
51fac838 | 2250 | toshiba_acpi_remove(acpi_dev); |
135740de SF |
2251 | return ret; |
2252 | } | |
2253 | ||
2254 | static void toshiba_acpi_notify(struct acpi_device *acpi_dev, u32 event) | |
2255 | { | |
2256 | struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev); | |
80546905 | 2257 | int ret; |
135740de | 2258 | |
71454d78 AA |
2259 | switch (event) { |
2260 | case 0x80: /* Hotkeys and some system events */ | |
2261 | toshiba_acpi_process_hotkeys(dev); | |
2262 | break; | |
80546905 AA |
2263 | case 0x92: /* Keyboard backlight mode changed */ |
2264 | /* Update sysfs entries */ | |
2265 | ret = sysfs_update_group(&acpi_dev->dev.kobj, | |
2266 | &toshiba_attr_group); | |
2267 | if (ret) | |
2268 | pr_err("Unable to update sysfs entries\n"); | |
2269 | break; | |
71454d78 AA |
2270 | case 0x81: /* Unknown */ |
2271 | case 0x82: /* Unknown */ | |
2272 | case 0x83: /* Unknown */ | |
2273 | case 0x8c: /* Unknown */ | |
2274 | case 0x8e: /* Unknown */ | |
2275 | case 0x8f: /* Unknown */ | |
2276 | case 0x90: /* Unknown */ | |
2277 | default: | |
2278 | pr_info("Unknown event received %x\n", event); | |
2279 | break; | |
29cd293f | 2280 | } |
135740de SF |
2281 | } |
2282 | ||
3567a4e2 | 2283 | #ifdef CONFIG_PM_SLEEP |
43d2fd3b | 2284 | static int toshiba_acpi_suspend(struct device *device) |
29cd293f | 2285 | { |
43d2fd3b | 2286 | struct toshiba_acpi_dev *dev = acpi_driver_data(to_acpi_device(device)); |
29cd293f SF |
2287 | u32 result; |
2288 | ||
2289 | if (dev->hotkey_dev) | |
893f3f62 | 2290 | result = hci_write1(dev, HCI_HOTKEY_EVENT, HCI_HOTKEY_DISABLE); |
29cd293f SF |
2291 | |
2292 | return 0; | |
2293 | } | |
2294 | ||
43d2fd3b | 2295 | static int toshiba_acpi_resume(struct device *device) |
29cd293f | 2296 | { |
43d2fd3b | 2297 | struct toshiba_acpi_dev *dev = acpi_driver_data(to_acpi_device(device)); |
1f28f290 | 2298 | int error; |
e7fdb762 BT |
2299 | |
2300 | if (dev->hotkey_dev) { | |
1f28f290 AA |
2301 | error = toshiba_acpi_enable_hotkeys(dev); |
2302 | if (error) | |
e7fdb762 | 2303 | pr_info("Unable to re-enable hotkeys\n"); |
e7fdb762 | 2304 | } |
29cd293f SF |
2305 | |
2306 | return 0; | |
2307 | } | |
3567a4e2 | 2308 | #endif |
135740de | 2309 | |
43d2fd3b RW |
2310 | static SIMPLE_DEV_PM_OPS(toshiba_acpi_pm, |
2311 | toshiba_acpi_suspend, toshiba_acpi_resume); | |
2312 | ||
135740de SF |
2313 | static struct acpi_driver toshiba_acpi_driver = { |
2314 | .name = "Toshiba ACPI driver", | |
2315 | .owner = THIS_MODULE, | |
2316 | .ids = toshiba_device_ids, | |
2317 | .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS, | |
2318 | .ops = { | |
2319 | .add = toshiba_acpi_add, | |
2320 | .remove = toshiba_acpi_remove, | |
2321 | .notify = toshiba_acpi_notify, | |
2322 | }, | |
43d2fd3b | 2323 | .drv.pm = &toshiba_acpi_pm, |
135740de SF |
2324 | }; |
2325 | ||
2326 | static int __init toshiba_acpi_init(void) | |
2327 | { | |
2328 | int ret; | |
2329 | ||
f11f999e SF |
2330 | /* |
2331 | * Machines with this WMI guid aren't supported due to bugs in | |
2332 | * their AML. This check relies on wmi initializing before | |
2333 | * toshiba_acpi to guarantee guids have been identified. | |
2334 | */ | |
2335 | if (wmi_has_guid(TOSHIBA_WMI_EVENT_GUID)) | |
2336 | return -ENODEV; | |
2337 | ||
135740de SF |
2338 | toshiba_proc_dir = proc_mkdir(PROC_TOSHIBA, acpi_root_dir); |
2339 | if (!toshiba_proc_dir) { | |
2340 | pr_err("Unable to create proc dir " PROC_TOSHIBA "\n"); | |
2341 | return -ENODEV; | |
2342 | } | |
2343 | ||
2344 | ret = acpi_bus_register_driver(&toshiba_acpi_driver); | |
2345 | if (ret) { | |
2346 | pr_err("Failed to register ACPI driver: %d\n", ret); | |
2347 | remove_proc_entry(PROC_TOSHIBA, acpi_root_dir); | |
2348 | } | |
2349 | ||
2350 | return ret; | |
2351 | } | |
2352 | ||
2353 | static void __exit toshiba_acpi_exit(void) | |
2354 | { | |
2355 | acpi_bus_unregister_driver(&toshiba_acpi_driver); | |
2356 | if (toshiba_proc_dir) | |
2357 | remove_proc_entry(PROC_TOSHIBA, acpi_root_dir); | |
1da177e4 LT |
2358 | } |
2359 | ||
2360 | module_init(toshiba_acpi_init); | |
2361 | module_exit(toshiba_acpi_exit); |