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1da177e4 LT |
1 | /* |
2 | * toshiba_acpi.c - Toshiba Laptop ACPI Extras | |
3 | * | |
1da177e4 | 4 | * Copyright (C) 2002-2004 John Belmonte |
c41a40c5 | 5 | * Copyright (C) 2008 Philip Langdale |
6c3f6e6c | 6 | * Copyright (C) 2010 Pierre Ducroquet |
7216d702 | 7 | * Copyright (C) 2014-2015 Azael Avalos |
1da177e4 LT |
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 | * | |
c57c0fa4 DH |
19 | * The full GNU General Public License is included in this distribution in |
20 | * the file called "COPYING". | |
1da177e4 LT |
21 | * |
22 | * The devolpment page for this driver is located at | |
23 | * http://memebeam.org/toys/ToshibaAcpiDriver. | |
24 | * | |
25 | * Credits: | |
26 | * Jonathan A. Buzzard - Toshiba HCI info, and critical tips on reverse | |
27 | * engineering the Windows drivers | |
28 | * Yasushi Nagato - changes for linux kernel 2.4 -> 2.5 | |
29 | * Rob Miller - TV out and hotkeys help | |
1da177e4 LT |
30 | */ |
31 | ||
7e33460d JP |
32 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
33 | ||
7216d702 | 34 | #define TOSHIBA_ACPI_VERSION "0.21" |
1da177e4 LT |
35 | #define PROC_INTERFACE_VERSION 1 |
36 | ||
37 | #include <linux/kernel.h> | |
38 | #include <linux/module.h> | |
39 | #include <linux/init.h> | |
40 | #include <linux/types.h> | |
41 | #include <linux/proc_fs.h> | |
936c8bcd | 42 | #include <linux/seq_file.h> |
c9263557 | 43 | #include <linux/backlight.h> |
c41a40c5 | 44 | #include <linux/rfkill.h> |
6335e4d5 | 45 | #include <linux/input.h> |
384a7cd9 | 46 | #include <linux/input/sparse-keymap.h> |
6c3f6e6c | 47 | #include <linux/leds.h> |
5a0e3ad6 | 48 | #include <linux/slab.h> |
29cd293f SF |
49 | #include <linux/workqueue.h> |
50 | #include <linux/i8042.h> | |
8b48463f | 51 | #include <linux/acpi.h> |
358d6a2c | 52 | #include <linux/dmi.h> |
b5163992 | 53 | #include <linux/uaccess.h> |
358d6a2c | 54 | #include <acpi/video.h> |
1da177e4 | 55 | |
1da177e4 LT |
56 | MODULE_AUTHOR("John Belmonte"); |
57 | MODULE_DESCRIPTION("Toshiba Laptop ACPI Extras Driver"); | |
58 | MODULE_LICENSE("GPL"); | |
59 | ||
f11f999e SF |
60 | #define TOSHIBA_WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100" |
61 | ||
29cd293f SF |
62 | /* Scan code for Fn key on TOS1900 models */ |
63 | #define TOS1900_FN_SCAN 0x6e | |
64 | ||
1da177e4 | 65 | /* Toshiba ACPI method paths */ |
1da177e4 LT |
66 | #define METHOD_VIDEO_OUT "\\_SB_.VALX.DSSX" |
67 | ||
e0769fe6 DH |
68 | /* |
69 | * The Toshiba configuration interface is composed of the HCI and the SCI, | |
258c5903 | 70 | * which are defined as follows: |
1da177e4 LT |
71 | * |
72 | * HCI is Toshiba's "Hardware Control Interface" which is supposed to | |
73 | * be uniform across all their models. Ideally we would just call | |
74 | * dedicated ACPI methods instead of using this primitive interface. | |
75 | * However the ACPI methods seem to be incomplete in some areas (for | |
76 | * example they allow setting, but not reading, the LCD brightness value), | |
77 | * so this is still useful. | |
ea6b31f4 | 78 | * |
84a6273f AA |
79 | * SCI stands for "System Configuration Interface" which aim is to |
80 | * conceal differences in hardware between different models. | |
1da177e4 LT |
81 | */ |
82 | ||
258c5903 | 83 | #define TCI_WORDS 6 |
1da177e4 LT |
84 | |
85 | /* operations */ | |
86 | #define HCI_SET 0xff00 | |
87 | #define HCI_GET 0xfe00 | |
84a6273f AA |
88 | #define SCI_OPEN 0xf100 |
89 | #define SCI_CLOSE 0xf200 | |
90 | #define SCI_GET 0xf300 | |
91 | #define SCI_SET 0xf400 | |
1da177e4 LT |
92 | |
93 | /* return codes */ | |
1864bbc2 AA |
94 | #define TOS_SUCCESS 0x0000 |
95 | #define TOS_OPEN_CLOSE_OK 0x0044 | |
96 | #define TOS_FAILURE 0x1000 | |
97 | #define TOS_NOT_SUPPORTED 0x8000 | |
98 | #define TOS_ALREADY_OPEN 0x8100 | |
99 | #define TOS_NOT_OPENED 0x8200 | |
100 | #define TOS_INPUT_DATA_ERROR 0x8300 | |
101 | #define TOS_WRITE_PROTECTED 0x8400 | |
102 | #define TOS_NOT_PRESENT 0x8600 | |
103 | #define TOS_FIFO_EMPTY 0x8c00 | |
104 | #define TOS_DATA_NOT_AVAILABLE 0x8d20 | |
105 | #define TOS_NOT_INITIALIZED 0x8d50 | |
98fc4ec6 | 106 | #define TOS_NOT_INSTALLED 0x8e00 |
1da177e4 LT |
107 | |
108 | /* registers */ | |
109 | #define HCI_FAN 0x0004 | |
121b7b0d | 110 | #define HCI_TR_BACKLIGHT 0x0005 |
1da177e4 LT |
111 | #define HCI_SYSTEM_EVENT 0x0016 |
112 | #define HCI_VIDEO_OUT 0x001c | |
113 | #define HCI_HOTKEY_EVENT 0x001e | |
114 | #define HCI_LCD_BRIGHTNESS 0x002a | |
c41a40c5 | 115 | #define HCI_WIRELESS 0x0056 |
5a2813e9 | 116 | #define HCI_ACCELEROMETER 0x006d |
360f0f39 | 117 | #define HCI_KBD_ILLUMINATION 0x0095 |
def6c4e2 | 118 | #define HCI_ECO_MODE 0x0097 |
5a2813e9 | 119 | #define HCI_ACCELEROMETER2 0x00a6 |
56e6b353 | 120 | #define HCI_SYSTEM_INFO 0xc000 |
35d53cea | 121 | #define SCI_PANEL_POWER_ON 0x010d |
fdb79081 | 122 | #define SCI_ILLUMINATION 0x014e |
e26ffe51 | 123 | #define SCI_USB_SLEEP_CHARGE 0x0150 |
360f0f39 | 124 | #define SCI_KBD_ILLUM_STATUS 0x015c |
172ce0a9 | 125 | #define SCI_USB_SLEEP_MUSIC 0x015e |
17fe4b3d | 126 | #define SCI_USB_THREE 0x0169 |
9d8658ac | 127 | #define SCI_TOUCHPAD 0x050e |
bae84195 | 128 | #define SCI_KBD_FUNCTION_KEYS 0x0522 |
1da177e4 LT |
129 | |
130 | /* field definitions */ | |
5a2813e9 | 131 | #define HCI_ACCEL_MASK 0x7fff |
29cd293f SF |
132 | #define HCI_HOTKEY_DISABLE 0x0b |
133 | #define HCI_HOTKEY_ENABLE 0x09 | |
fb42d1f4 | 134 | #define HCI_HOTKEY_SPECIAL_FUNCTIONS 0x10 |
1da177e4 LT |
135 | #define HCI_LCD_BRIGHTNESS_BITS 3 |
136 | #define HCI_LCD_BRIGHTNESS_SHIFT (16-HCI_LCD_BRIGHTNESS_BITS) | |
137 | #define HCI_LCD_BRIGHTNESS_LEVELS (1 << HCI_LCD_BRIGHTNESS_BITS) | |
360f0f39 | 138 | #define HCI_MISC_SHIFT 0x10 |
56e6b353 AA |
139 | #define HCI_SYSTEM_TYPE1 0x10 |
140 | #define HCI_SYSTEM_TYPE2 0x11 | |
1da177e4 LT |
141 | #define HCI_VIDEO_OUT_LCD 0x1 |
142 | #define HCI_VIDEO_OUT_CRT 0x2 | |
143 | #define HCI_VIDEO_OUT_TV 0x4 | |
c41a40c5 | 144 | #define HCI_WIRELESS_KILL_SWITCH 0x01 |
145 | #define HCI_WIRELESS_BT_PRESENT 0x0f | |
146 | #define HCI_WIRELESS_BT_ATTACH 0x40 | |
147 | #define HCI_WIRELESS_BT_POWER 0x80 | |
93f8c16d | 148 | #define SCI_KBD_MODE_MASK 0x1f |
360f0f39 AA |
149 | #define SCI_KBD_MODE_FNZ 0x1 |
150 | #define SCI_KBD_MODE_AUTO 0x2 | |
93f8c16d AA |
151 | #define SCI_KBD_MODE_ON 0x8 |
152 | #define SCI_KBD_MODE_OFF 0x10 | |
153 | #define SCI_KBD_TIME_MAX 0x3c001a | |
e26ffe51 | 154 | #define SCI_USB_CHARGE_MODE_MASK 0xff |
c8c91842 AA |
155 | #define SCI_USB_CHARGE_DISABLED 0x00 |
156 | #define SCI_USB_CHARGE_ALTERNATE 0x09 | |
157 | #define SCI_USB_CHARGE_TYPICAL 0x11 | |
158 | #define SCI_USB_CHARGE_AUTO 0x21 | |
182bcaa5 AA |
159 | #define SCI_USB_CHARGE_BAT_MASK 0x7 |
160 | #define SCI_USB_CHARGE_BAT_LVL_OFF 0x1 | |
161 | #define SCI_USB_CHARGE_BAT_LVL_ON 0x4 | |
162 | #define SCI_USB_CHARGE_BAT_LVL 0x0200 | |
bb3fe01f | 163 | #define SCI_USB_CHARGE_RAPID_DSP 0x0300 |
1da177e4 | 164 | |
135740de SF |
165 | struct toshiba_acpi_dev { |
166 | struct acpi_device *acpi_dev; | |
167 | const char *method_hci; | |
168 | struct rfkill *bt_rfk; | |
169 | struct input_dev *hotkey_dev; | |
29cd293f | 170 | struct work_struct hotkey_work; |
135740de SF |
171 | struct backlight_device *backlight_dev; |
172 | struct led_classdev led_dev; | |
360f0f39 | 173 | struct led_classdev kbd_led; |
def6c4e2 | 174 | struct led_classdev eco_led; |
36d03f93 | 175 | |
135740de SF |
176 | int force_fan; |
177 | int last_key_event; | |
178 | int key_event_valid; | |
93f8c16d | 179 | int kbd_type; |
360f0f39 AA |
180 | int kbd_mode; |
181 | int kbd_time; | |
182bcaa5 | 182 | int usbsc_bat_level; |
c8c91842 | 183 | int usbsc_mode_base; |
a2b3471b | 184 | int hotkey_event_type; |
135740de | 185 | |
592b746c DC |
186 | unsigned int illumination_supported:1; |
187 | unsigned int video_supported:1; | |
188 | unsigned int fan_supported:1; | |
189 | unsigned int system_event_supported:1; | |
29cd293f SF |
190 | unsigned int ntfy_supported:1; |
191 | unsigned int info_supported:1; | |
121b7b0d | 192 | unsigned int tr_backlight_supported:1; |
360f0f39 AA |
193 | unsigned int kbd_illum_supported:1; |
194 | unsigned int kbd_led_registered:1; | |
9d8658ac | 195 | unsigned int touchpad_supported:1; |
def6c4e2 | 196 | unsigned int eco_supported:1; |
5a2813e9 | 197 | unsigned int accelerometer_supported:1; |
e26ffe51 | 198 | unsigned int usb_sleep_charge_supported:1; |
bb3fe01f | 199 | unsigned int usb_rapid_charge_supported:1; |
172ce0a9 | 200 | unsigned int usb_sleep_music_supported:1; |
bae84195 | 201 | unsigned int kbd_function_keys_supported:1; |
35d53cea | 202 | unsigned int panel_power_on_supported:1; |
17fe4b3d | 203 | unsigned int usb_three_supported:1; |
360f0f39 | 204 | unsigned int sysfs_created:1; |
36d03f93 | 205 | |
135740de SF |
206 | struct mutex mutex; |
207 | }; | |
208 | ||
29cd293f SF |
209 | static struct toshiba_acpi_dev *toshiba_acpi; |
210 | ||
4db42c51 | 211 | static const struct acpi_device_id toshiba_device_ids[] = { |
212 | {"TOS6200", 0}, | |
63a9e016 | 213 | {"TOS6207", 0}, |
c41a40c5 | 214 | {"TOS6208", 0}, |
4db42c51 | 215 | {"TOS1900", 0}, |
216 | {"", 0}, | |
217 | }; | |
218 | MODULE_DEVICE_TABLE(acpi, toshiba_device_ids); | |
219 | ||
b859f159 | 220 | static const struct key_entry toshiba_acpi_keymap[] = { |
fec278a1 | 221 | { KE_KEY, 0x9e, { KEY_RFKILL } }, |
384a7cd9 DT |
222 | { KE_KEY, 0x101, { KEY_MUTE } }, |
223 | { KE_KEY, 0x102, { KEY_ZOOMOUT } }, | |
224 | { KE_KEY, 0x103, { KEY_ZOOMIN } }, | |
408a5d13 | 225 | { KE_KEY, 0x10f, { KEY_TAB } }, |
af502837 AA |
226 | { KE_KEY, 0x12c, { KEY_KBDILLUMTOGGLE } }, |
227 | { KE_KEY, 0x139, { KEY_ZOOMRESET } }, | |
384a7cd9 DT |
228 | { KE_KEY, 0x13b, { KEY_COFFEE } }, |
229 | { KE_KEY, 0x13c, { KEY_BATTERY } }, | |
230 | { KE_KEY, 0x13d, { KEY_SLEEP } }, | |
231 | { KE_KEY, 0x13e, { KEY_SUSPEND } }, | |
232 | { KE_KEY, 0x13f, { KEY_SWITCHVIDEOMODE } }, | |
233 | { KE_KEY, 0x140, { KEY_BRIGHTNESSDOWN } }, | |
234 | { KE_KEY, 0x141, { KEY_BRIGHTNESSUP } }, | |
235 | { KE_KEY, 0x142, { KEY_WLAN } }, | |
af502837 | 236 | { KE_KEY, 0x143, { KEY_TOUCHPAD_TOGGLE } }, |
a49010f5 | 237 | { KE_KEY, 0x17f, { KEY_FN } }, |
384a7cd9 DT |
238 | { KE_KEY, 0xb05, { KEY_PROG2 } }, |
239 | { KE_KEY, 0xb06, { KEY_WWW } }, | |
240 | { KE_KEY, 0xb07, { KEY_MAIL } }, | |
241 | { KE_KEY, 0xb30, { KEY_STOP } }, | |
242 | { KE_KEY, 0xb31, { KEY_PREVIOUSSONG } }, | |
243 | { KE_KEY, 0xb32, { KEY_NEXTSONG } }, | |
244 | { KE_KEY, 0xb33, { KEY_PLAYPAUSE } }, | |
245 | { KE_KEY, 0xb5a, { KEY_MEDIA } }, | |
408a5d13 AA |
246 | { KE_IGNORE, 0x1430, { KEY_RESERVED } }, /* Wake from sleep */ |
247 | { KE_IGNORE, 0x1501, { KEY_RESERVED } }, /* Output changed */ | |
248 | { KE_IGNORE, 0x1502, { KEY_RESERVED } }, /* HDMI plugged/unplugged */ | |
249 | { KE_IGNORE, 0x1ABE, { KEY_RESERVED } }, /* Protection level set */ | |
250 | { KE_IGNORE, 0x1ABF, { KEY_RESERVED } }, /* Protection level off */ | |
384a7cd9 | 251 | { KE_END, 0 }, |
6335e4d5 MG |
252 | }; |
253 | ||
fe808bfb TI |
254 | static const struct key_entry toshiba_acpi_alt_keymap[] = { |
255 | { KE_KEY, 0x157, { KEY_MUTE } }, | |
256 | { KE_KEY, 0x102, { KEY_ZOOMOUT } }, | |
257 | { KE_KEY, 0x103, { KEY_ZOOMIN } }, | |
e6efad7f | 258 | { KE_KEY, 0x12c, { KEY_KBDILLUMTOGGLE } }, |
fe808bfb TI |
259 | { KE_KEY, 0x139, { KEY_ZOOMRESET } }, |
260 | { KE_KEY, 0x13e, { KEY_SWITCHVIDEOMODE } }, | |
261 | { KE_KEY, 0x13c, { KEY_BRIGHTNESSDOWN } }, | |
262 | { KE_KEY, 0x13d, { KEY_BRIGHTNESSUP } }, | |
263 | { KE_KEY, 0x158, { KEY_WLAN } }, | |
264 | { KE_KEY, 0x13f, { KEY_TOUCHPAD_TOGGLE } }, | |
265 | { KE_END, 0 }, | |
266 | }; | |
267 | ||
358d6a2c HG |
268 | /* |
269 | * List of models which have a broken acpi-video backlight interface and thus | |
270 | * need to use the toshiba (vendor) interface instead. | |
271 | */ | |
272 | static const struct dmi_system_id toshiba_vendor_backlight_dmi[] = { | |
273 | {} | |
274 | }; | |
275 | ||
e0769fe6 DH |
276 | /* |
277 | * Utility | |
1da177e4 LT |
278 | */ |
279 | ||
b5163992 | 280 | static inline void _set_bit(u32 *word, u32 mask, int value) |
1da177e4 LT |
281 | { |
282 | *word = (*word & ~mask) | (mask * value); | |
283 | } | |
284 | ||
e0769fe6 DH |
285 | /* |
286 | * ACPI interface wrappers | |
1da177e4 LT |
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 | ||
e0769fe6 DH |
297 | /* |
298 | * Perform a raw configuration call. Here we don't care about input or output | |
258c5903 | 299 | * buffer format. |
1da177e4 | 300 | */ |
258c5903 AA |
301 | static acpi_status tci_raw(struct toshiba_acpi_dev *dev, |
302 | const u32 in[TCI_WORDS], u32 out[TCI_WORDS]) | |
1da177e4 LT |
303 | { |
304 | struct acpi_object_list params; | |
258c5903 | 305 | union acpi_object in_objs[TCI_WORDS]; |
1da177e4 | 306 | struct acpi_buffer results; |
258c5903 | 307 | union acpi_object out_objs[TCI_WORDS + 1]; |
1da177e4 LT |
308 | acpi_status status; |
309 | int i; | |
310 | ||
258c5903 | 311 | params.count = TCI_WORDS; |
1da177e4 | 312 | params.pointer = in_objs; |
258c5903 | 313 | for (i = 0; i < TCI_WORDS; ++i) { |
1da177e4 LT |
314 | in_objs[i].type = ACPI_TYPE_INTEGER; |
315 | in_objs[i].integer.value = in[i]; | |
316 | } | |
317 | ||
318 | results.length = sizeof(out_objs); | |
319 | results.pointer = out_objs; | |
320 | ||
6e02cc7e SF |
321 | status = acpi_evaluate_object(dev->acpi_dev->handle, |
322 | (char *)dev->method_hci, ¶ms, | |
4be44fcd | 323 | &results); |
258c5903 | 324 | if ((status == AE_OK) && (out_objs->package.count <= TCI_WORDS)) { |
b5163992 | 325 | for (i = 0; i < out_objs->package.count; ++i) |
1da177e4 | 326 | out[i] = out_objs->package.elements[i].integer.value; |
1da177e4 LT |
327 | } |
328 | ||
329 | return status; | |
330 | } | |
331 | ||
e0769fe6 DH |
332 | /* |
333 | * Common hci tasks (get or set one or two value) | |
1da177e4 LT |
334 | * |
335 | * In addition to the ACPI status, the HCI system returns a result which | |
336 | * may be useful (such as "not supported"). | |
337 | */ | |
338 | ||
893f3f62 | 339 | static u32 hci_write1(struct toshiba_acpi_dev *dev, u32 reg, u32 in1) |
1da177e4 | 340 | { |
258c5903 AA |
341 | u32 in[TCI_WORDS] = { HCI_SET, reg, in1, 0, 0, 0 }; |
342 | u32 out[TCI_WORDS]; | |
343 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
344 | |
345 | return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE; | |
1da177e4 LT |
346 | } |
347 | ||
893f3f62 | 348 | static u32 hci_read1(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1) |
1da177e4 | 349 | { |
258c5903 AA |
350 | u32 in[TCI_WORDS] = { HCI_GET, reg, 0, 0, 0, 0 }; |
351 | u32 out[TCI_WORDS]; | |
352 | acpi_status status = tci_raw(dev, in, out); | |
b5163992 | 353 | |
893f3f62 AA |
354 | if (ACPI_FAILURE(status)) |
355 | return TOS_FAILURE; | |
356 | ||
1da177e4 | 357 | *out1 = out[2]; |
893f3f62 AA |
358 | |
359 | return out[0]; | |
1da177e4 LT |
360 | } |
361 | ||
893f3f62 | 362 | static u32 hci_write2(struct toshiba_acpi_dev *dev, u32 reg, u32 in1, u32 in2) |
c41a40c5 | 363 | { |
258c5903 AA |
364 | u32 in[TCI_WORDS] = { HCI_SET, reg, in1, in2, 0, 0 }; |
365 | u32 out[TCI_WORDS]; | |
366 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
367 | |
368 | return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE; | |
c41a40c5 | 369 | } |
370 | ||
b5163992 AA |
371 | static u32 hci_read2(struct toshiba_acpi_dev *dev, |
372 | u32 reg, u32 *out1, u32 *out2) | |
c41a40c5 | 373 | { |
258c5903 AA |
374 | u32 in[TCI_WORDS] = { HCI_GET, reg, *out1, *out2, 0, 0 }; |
375 | u32 out[TCI_WORDS]; | |
376 | acpi_status status = tci_raw(dev, in, out); | |
b5163992 | 377 | |
893f3f62 AA |
378 | if (ACPI_FAILURE(status)) |
379 | return TOS_FAILURE; | |
380 | ||
c41a40c5 | 381 | *out1 = out[2]; |
382 | *out2 = out[3]; | |
893f3f62 AA |
383 | |
384 | return out[0]; | |
c41a40c5 | 385 | } |
386 | ||
e0769fe6 DH |
387 | /* |
388 | * Common sci tasks | |
84a6273f AA |
389 | */ |
390 | ||
391 | static int sci_open(struct toshiba_acpi_dev *dev) | |
392 | { | |
258c5903 AA |
393 | u32 in[TCI_WORDS] = { SCI_OPEN, 0, 0, 0, 0, 0 }; |
394 | u32 out[TCI_WORDS]; | |
84a6273f AA |
395 | acpi_status status; |
396 | ||
258c5903 | 397 | status = tci_raw(dev, in, out); |
1864bbc2 | 398 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { |
84a6273f AA |
399 | pr_err("ACPI call to open SCI failed\n"); |
400 | return 0; | |
401 | } | |
402 | ||
1864bbc2 | 403 | if (out[0] == TOS_OPEN_CLOSE_OK) { |
84a6273f | 404 | return 1; |
1864bbc2 | 405 | } else if (out[0] == TOS_ALREADY_OPEN) { |
84a6273f AA |
406 | pr_info("Toshiba SCI already opened\n"); |
407 | return 1; | |
fa465739 | 408 | } else if (out[0] == TOS_NOT_SUPPORTED) { |
e0769fe6 DH |
409 | /* |
410 | * Some BIOSes do not have the SCI open/close functions | |
fa465739 AA |
411 | * implemented and return 0x8000 (Not Supported), failing to |
412 | * register some supported features. | |
413 | * | |
414 | * Simply return 1 if we hit those affected laptops to make the | |
415 | * supported features work. | |
416 | * | |
417 | * In the case that some laptops really do not support the SCI, | |
418 | * all the SCI dependent functions check for TOS_NOT_SUPPORTED, | |
419 | * and thus, not registering support for the queried feature. | |
420 | */ | |
421 | return 1; | |
1864bbc2 | 422 | } else if (out[0] == TOS_NOT_PRESENT) { |
84a6273f AA |
423 | pr_info("Toshiba SCI is not present\n"); |
424 | } | |
425 | ||
426 | return 0; | |
427 | } | |
428 | ||
429 | static void sci_close(struct toshiba_acpi_dev *dev) | |
430 | { | |
258c5903 AA |
431 | u32 in[TCI_WORDS] = { SCI_CLOSE, 0, 0, 0, 0, 0 }; |
432 | u32 out[TCI_WORDS]; | |
84a6273f AA |
433 | acpi_status status; |
434 | ||
258c5903 | 435 | status = tci_raw(dev, in, out); |
1864bbc2 | 436 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { |
84a6273f AA |
437 | pr_err("ACPI call to close SCI failed\n"); |
438 | return; | |
439 | } | |
440 | ||
1864bbc2 | 441 | if (out[0] == TOS_OPEN_CLOSE_OK) |
84a6273f | 442 | return; |
1864bbc2 | 443 | else if (out[0] == TOS_NOT_OPENED) |
84a6273f | 444 | pr_info("Toshiba SCI not opened\n"); |
1864bbc2 | 445 | else if (out[0] == TOS_NOT_PRESENT) |
84a6273f AA |
446 | pr_info("Toshiba SCI is not present\n"); |
447 | } | |
448 | ||
893f3f62 | 449 | static u32 sci_read(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1) |
84a6273f | 450 | { |
258c5903 AA |
451 | u32 in[TCI_WORDS] = { SCI_GET, reg, 0, 0, 0, 0 }; |
452 | u32 out[TCI_WORDS]; | |
453 | acpi_status status = tci_raw(dev, in, out); | |
b5163992 | 454 | |
893f3f62 AA |
455 | if (ACPI_FAILURE(status)) |
456 | return TOS_FAILURE; | |
457 | ||
84a6273f | 458 | *out1 = out[2]; |
893f3f62 AA |
459 | |
460 | return out[0]; | |
84a6273f AA |
461 | } |
462 | ||
893f3f62 | 463 | static u32 sci_write(struct toshiba_acpi_dev *dev, u32 reg, u32 in1) |
84a6273f | 464 | { |
258c5903 AA |
465 | u32 in[TCI_WORDS] = { SCI_SET, reg, in1, 0, 0, 0 }; |
466 | u32 out[TCI_WORDS]; | |
467 | acpi_status status = tci_raw(dev, in, out); | |
893f3f62 AA |
468 | |
469 | return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE; | |
84a6273f AA |
470 | } |
471 | ||
6c3f6e6c | 472 | /* Illumination support */ |
135740de | 473 | static int toshiba_illumination_available(struct toshiba_acpi_dev *dev) |
6c3f6e6c | 474 | { |
258c5903 AA |
475 | u32 in[TCI_WORDS] = { SCI_GET, SCI_ILLUMINATION, 0, 0, 0, 0 }; |
476 | u32 out[TCI_WORDS]; | |
6c3f6e6c PD |
477 | acpi_status status; |
478 | ||
fdb79081 AA |
479 | if (!sci_open(dev)) |
480 | return 0; | |
481 | ||
258c5903 | 482 | status = tci_raw(dev, in, out); |
fdb79081 | 483 | sci_close(dev); |
1864bbc2 | 484 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { |
fdb79081 AA |
485 | pr_err("ACPI call to query Illumination support failed\n"); |
486 | return 0; | |
1864bbc2 | 487 | } else if (out[0] == TOS_NOT_SUPPORTED) { |
7e33460d | 488 | pr_info("Illumination device not available\n"); |
6c3f6e6c PD |
489 | return 0; |
490 | } | |
fdb79081 | 491 | |
6c3f6e6c PD |
492 | return 1; |
493 | } | |
494 | ||
495 | static void toshiba_illumination_set(struct led_classdev *cdev, | |
496 | enum led_brightness brightness) | |
497 | { | |
135740de SF |
498 | struct toshiba_acpi_dev *dev = container_of(cdev, |
499 | struct toshiba_acpi_dev, led_dev); | |
fdb79081 | 500 | u32 state, result; |
6c3f6e6c PD |
501 | |
502 | /* First request : initialize communication. */ | |
fdb79081 | 503 | if (!sci_open(dev)) |
6c3f6e6c | 504 | return; |
6c3f6e6c | 505 | |
fdb79081 AA |
506 | /* Switch the illumination on/off */ |
507 | state = brightness ? 1 : 0; | |
893f3f62 | 508 | result = sci_write(dev, SCI_ILLUMINATION, state); |
fdb79081 | 509 | sci_close(dev); |
893f3f62 | 510 | if (result == TOS_FAILURE) { |
fdb79081 AA |
511 | pr_err("ACPI call for illumination failed\n"); |
512 | return; | |
1864bbc2 | 513 | } else if (result == TOS_NOT_SUPPORTED) { |
fdb79081 AA |
514 | pr_info("Illumination not supported\n"); |
515 | return; | |
6c3f6e6c | 516 | } |
6c3f6e6c PD |
517 | } |
518 | ||
519 | static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev) | |
520 | { | |
135740de SF |
521 | struct toshiba_acpi_dev *dev = container_of(cdev, |
522 | struct toshiba_acpi_dev, led_dev); | |
fdb79081 | 523 | u32 state, result; |
6c3f6e6c PD |
524 | |
525 | /* First request : initialize communication. */ | |
fdb79081 | 526 | if (!sci_open(dev)) |
6c3f6e6c | 527 | return LED_OFF; |
6c3f6e6c PD |
528 | |
529 | /* Check the illumination */ | |
893f3f62 | 530 | result = sci_read(dev, SCI_ILLUMINATION, &state); |
fdb79081 | 531 | sci_close(dev); |
893f3f62 | 532 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { |
fdb79081 AA |
533 | pr_err("ACPI call for illumination failed\n"); |
534 | return LED_OFF; | |
1864bbc2 | 535 | } else if (result == TOS_NOT_SUPPORTED) { |
fdb79081 | 536 | pr_info("Illumination not supported\n"); |
6c3f6e6c PD |
537 | return LED_OFF; |
538 | } | |
539 | ||
fdb79081 | 540 | return state ? LED_FULL : LED_OFF; |
6c3f6e6c | 541 | } |
ea6b31f4 | 542 | |
360f0f39 | 543 | /* KBD Illumination */ |
93f8c16d AA |
544 | static int toshiba_kbd_illum_available(struct toshiba_acpi_dev *dev) |
545 | { | |
258c5903 AA |
546 | u32 in[TCI_WORDS] = { SCI_GET, SCI_KBD_ILLUM_STATUS, 0, 0, 0, 0 }; |
547 | u32 out[TCI_WORDS]; | |
93f8c16d AA |
548 | acpi_status status; |
549 | ||
550 | if (!sci_open(dev)) | |
551 | return 0; | |
552 | ||
258c5903 | 553 | status = tci_raw(dev, in, out); |
93f8c16d | 554 | sci_close(dev); |
1864bbc2 | 555 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
93f8c16d AA |
556 | pr_err("ACPI call to query kbd illumination support failed\n"); |
557 | return 0; | |
1864bbc2 | 558 | } else if (out[0] == TOS_NOT_SUPPORTED) { |
93f8c16d AA |
559 | pr_info("Keyboard illumination not available\n"); |
560 | return 0; | |
561 | } | |
562 | ||
e0769fe6 DH |
563 | /* |
564 | * Check for keyboard backlight timeout max value, | |
93f8c16d AA |
565 | * previous kbd backlight implementation set this to |
566 | * 0x3c0003, and now the new implementation set this | |
e0769fe6 | 567 | * to 0x3c001a, use this to distinguish between them. |
93f8c16d AA |
568 | */ |
569 | if (out[3] == SCI_KBD_TIME_MAX) | |
570 | dev->kbd_type = 2; | |
571 | else | |
572 | dev->kbd_type = 1; | |
573 | /* Get the current keyboard backlight mode */ | |
574 | dev->kbd_mode = out[2] & SCI_KBD_MODE_MASK; | |
575 | /* Get the current time (1-60 seconds) */ | |
576 | dev->kbd_time = out[2] >> HCI_MISC_SHIFT; | |
577 | ||
578 | return 1; | |
579 | } | |
580 | ||
360f0f39 AA |
581 | static int toshiba_kbd_illum_status_set(struct toshiba_acpi_dev *dev, u32 time) |
582 | { | |
583 | u32 result; | |
360f0f39 AA |
584 | |
585 | if (!sci_open(dev)) | |
586 | return -EIO; | |
587 | ||
893f3f62 | 588 | result = sci_write(dev, SCI_KBD_ILLUM_STATUS, time); |
360f0f39 | 589 | sci_close(dev); |
893f3f62 | 590 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { |
360f0f39 AA |
591 | pr_err("ACPI call to set KBD backlight status failed\n"); |
592 | return -EIO; | |
1864bbc2 | 593 | } else if (result == TOS_NOT_SUPPORTED) { |
360f0f39 AA |
594 | pr_info("Keyboard backlight status not supported\n"); |
595 | return -ENODEV; | |
596 | } | |
597 | ||
598 | return 0; | |
599 | } | |
600 | ||
601 | static int toshiba_kbd_illum_status_get(struct toshiba_acpi_dev *dev, u32 *time) | |
602 | { | |
603 | u32 result; | |
360f0f39 AA |
604 | |
605 | if (!sci_open(dev)) | |
606 | return -EIO; | |
607 | ||
893f3f62 | 608 | result = sci_read(dev, SCI_KBD_ILLUM_STATUS, time); |
360f0f39 | 609 | sci_close(dev); |
893f3f62 | 610 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { |
360f0f39 AA |
611 | pr_err("ACPI call to get KBD backlight status failed\n"); |
612 | return -EIO; | |
1864bbc2 | 613 | } else if (result == TOS_NOT_SUPPORTED) { |
360f0f39 AA |
614 | pr_info("Keyboard backlight status not supported\n"); |
615 | return -ENODEV; | |
616 | } | |
617 | ||
618 | return 0; | |
619 | } | |
620 | ||
621 | static enum led_brightness toshiba_kbd_backlight_get(struct led_classdev *cdev) | |
622 | { | |
623 | struct toshiba_acpi_dev *dev = container_of(cdev, | |
624 | struct toshiba_acpi_dev, kbd_led); | |
625 | u32 state, result; | |
360f0f39 AA |
626 | |
627 | /* Check the keyboard backlight state */ | |
893f3f62 AA |
628 | result = hci_read1(dev, HCI_KBD_ILLUMINATION, &state); |
629 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { | |
360f0f39 AA |
630 | pr_err("ACPI call to get the keyboard backlight failed\n"); |
631 | return LED_OFF; | |
1864bbc2 | 632 | } else if (result == TOS_NOT_SUPPORTED) { |
360f0f39 AA |
633 | pr_info("Keyboard backlight not supported\n"); |
634 | return LED_OFF; | |
635 | } | |
636 | ||
637 | return state ? LED_FULL : LED_OFF; | |
638 | } | |
639 | ||
640 | static void toshiba_kbd_backlight_set(struct led_classdev *cdev, | |
641 | enum led_brightness brightness) | |
642 | { | |
643 | struct toshiba_acpi_dev *dev = container_of(cdev, | |
644 | struct toshiba_acpi_dev, kbd_led); | |
645 | u32 state, result; | |
360f0f39 AA |
646 | |
647 | /* Set the keyboard backlight state */ | |
648 | state = brightness ? 1 : 0; | |
893f3f62 AA |
649 | result = hci_write1(dev, HCI_KBD_ILLUMINATION, state); |
650 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { | |
360f0f39 AA |
651 | pr_err("ACPI call to set KBD Illumination mode failed\n"); |
652 | return; | |
1864bbc2 | 653 | } else if (result == TOS_NOT_SUPPORTED) { |
360f0f39 AA |
654 | pr_info("Keyboard backlight not supported\n"); |
655 | return; | |
656 | } | |
657 | } | |
ea6b31f4 | 658 | |
9d8658ac AA |
659 | /* TouchPad support */ |
660 | static int toshiba_touchpad_set(struct toshiba_acpi_dev *dev, u32 state) | |
661 | { | |
662 | u32 result; | |
9d8658ac AA |
663 | |
664 | if (!sci_open(dev)) | |
665 | return -EIO; | |
666 | ||
893f3f62 | 667 | result = sci_write(dev, SCI_TOUCHPAD, state); |
9d8658ac | 668 | sci_close(dev); |
893f3f62 | 669 | if (result == TOS_FAILURE) { |
9d8658ac AA |
670 | pr_err("ACPI call to set the touchpad failed\n"); |
671 | return -EIO; | |
1864bbc2 | 672 | } else if (result == TOS_NOT_SUPPORTED) { |
9d8658ac AA |
673 | return -ENODEV; |
674 | } | |
675 | ||
676 | return 0; | |
677 | } | |
678 | ||
679 | static int toshiba_touchpad_get(struct toshiba_acpi_dev *dev, u32 *state) | |
680 | { | |
681 | u32 result; | |
9d8658ac AA |
682 | |
683 | if (!sci_open(dev)) | |
684 | return -EIO; | |
685 | ||
893f3f62 | 686 | result = sci_read(dev, SCI_TOUCHPAD, state); |
9d8658ac | 687 | sci_close(dev); |
893f3f62 | 688 | if (result == TOS_FAILURE) { |
9d8658ac AA |
689 | pr_err("ACPI call to query the touchpad failed\n"); |
690 | return -EIO; | |
1864bbc2 | 691 | } else if (result == TOS_NOT_SUPPORTED) { |
9d8658ac AA |
692 | return -ENODEV; |
693 | } | |
694 | ||
695 | return 0; | |
696 | } | |
6c3f6e6c | 697 | |
def6c4e2 AA |
698 | /* Eco Mode support */ |
699 | static int toshiba_eco_mode_available(struct toshiba_acpi_dev *dev) | |
700 | { | |
701 | acpi_status status; | |
98fc4ec6 | 702 | u32 in[TCI_WORDS] = { HCI_GET, HCI_ECO_MODE, 0, 0, 0, 0 }; |
258c5903 | 703 | u32 out[TCI_WORDS]; |
def6c4e2 | 704 | |
258c5903 | 705 | status = tci_raw(dev, in, out); |
98fc4ec6 AA |
706 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { |
707 | pr_err("ACPI call to get ECO led failed\n"); | |
708 | } else if (out[0] == TOS_NOT_INSTALLED) { | |
709 | pr_info("ECO led not installed"); | |
710 | } else if (out[0] == TOS_INPUT_DATA_ERROR) { | |
e0769fe6 DH |
711 | /* |
712 | * If we receive 0x8300 (Input Data Error), it means that the | |
98fc4ec6 AA |
713 | * LED device is present, but that we just screwed the input |
714 | * parameters. | |
715 | * | |
716 | * Let's query the status of the LED to see if we really have a | |
717 | * success response, indicating the actual presense of the LED, | |
718 | * bail out otherwise. | |
719 | */ | |
720 | in[3] = 1; | |
721 | status = tci_raw(dev, in, out); | |
722 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) | |
723 | pr_err("ACPI call to get ECO led failed\n"); | |
724 | else if (out[0] == TOS_SUCCESS) | |
725 | return 1; | |
def6c4e2 AA |
726 | } |
727 | ||
98fc4ec6 | 728 | return 0; |
def6c4e2 AA |
729 | } |
730 | ||
b5163992 AA |
731 | static enum led_brightness |
732 | toshiba_eco_mode_get_status(struct led_classdev *cdev) | |
def6c4e2 AA |
733 | { |
734 | struct toshiba_acpi_dev *dev = container_of(cdev, | |
735 | struct toshiba_acpi_dev, eco_led); | |
258c5903 AA |
736 | u32 in[TCI_WORDS] = { HCI_GET, HCI_ECO_MODE, 0, 1, 0, 0 }; |
737 | u32 out[TCI_WORDS]; | |
def6c4e2 AA |
738 | acpi_status status; |
739 | ||
258c5903 | 740 | status = tci_raw(dev, in, out); |
1864bbc2 | 741 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
def6c4e2 AA |
742 | pr_err("ACPI call to get ECO led failed\n"); |
743 | return LED_OFF; | |
744 | } | |
745 | ||
746 | return out[2] ? LED_FULL : LED_OFF; | |
747 | } | |
748 | ||
749 | static void toshiba_eco_mode_set_status(struct led_classdev *cdev, | |
750 | enum led_brightness brightness) | |
751 | { | |
752 | struct toshiba_acpi_dev *dev = container_of(cdev, | |
753 | struct toshiba_acpi_dev, eco_led); | |
258c5903 AA |
754 | u32 in[TCI_WORDS] = { HCI_SET, HCI_ECO_MODE, 0, 1, 0, 0 }; |
755 | u32 out[TCI_WORDS]; | |
def6c4e2 AA |
756 | acpi_status status; |
757 | ||
758 | /* Switch the Eco Mode led on/off */ | |
759 | in[2] = (brightness) ? 1 : 0; | |
258c5903 | 760 | status = tci_raw(dev, in, out); |
1864bbc2 | 761 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
def6c4e2 AA |
762 | pr_err("ACPI call to set ECO led failed\n"); |
763 | return; | |
764 | } | |
765 | } | |
ea6b31f4 | 766 | |
5a2813e9 AA |
767 | /* Accelerometer support */ |
768 | static int toshiba_accelerometer_supported(struct toshiba_acpi_dev *dev) | |
769 | { | |
258c5903 AA |
770 | u32 in[TCI_WORDS] = { HCI_GET, HCI_ACCELEROMETER2, 0, 0, 0, 0 }; |
771 | u32 out[TCI_WORDS]; | |
5a2813e9 AA |
772 | acpi_status status; |
773 | ||
e0769fe6 DH |
774 | /* |
775 | * Check if the accelerometer call exists, | |
5a2813e9 AA |
776 | * this call also serves as initialization |
777 | */ | |
258c5903 | 778 | status = tci_raw(dev, in, out); |
1864bbc2 | 779 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
5a2813e9 AA |
780 | pr_err("ACPI call to query the accelerometer failed\n"); |
781 | return -EIO; | |
1864bbc2 AA |
782 | } else if (out[0] == TOS_DATA_NOT_AVAILABLE || |
783 | out[0] == TOS_NOT_INITIALIZED) { | |
5a2813e9 AA |
784 | pr_err("Accelerometer not initialized\n"); |
785 | return -EIO; | |
1864bbc2 | 786 | } else if (out[0] == TOS_NOT_SUPPORTED) { |
5a2813e9 AA |
787 | pr_info("Accelerometer not supported\n"); |
788 | return -ENODEV; | |
789 | } | |
790 | ||
791 | return 0; | |
792 | } | |
793 | ||
794 | static int toshiba_accelerometer_get(struct toshiba_acpi_dev *dev, | |
795 | u32 *xy, u32 *z) | |
796 | { | |
258c5903 AA |
797 | u32 in[TCI_WORDS] = { HCI_GET, HCI_ACCELEROMETER, 0, 1, 0, 0 }; |
798 | u32 out[TCI_WORDS]; | |
5a2813e9 AA |
799 | acpi_status status; |
800 | ||
801 | /* Check the Accelerometer status */ | |
258c5903 | 802 | status = tci_raw(dev, in, out); |
1864bbc2 | 803 | if (ACPI_FAILURE(status) || out[0] == TOS_INPUT_DATA_ERROR) { |
5a2813e9 AA |
804 | pr_err("ACPI call to query the accelerometer failed\n"); |
805 | return -EIO; | |
806 | } | |
807 | ||
808 | *xy = out[2]; | |
809 | *z = out[4]; | |
810 | ||
811 | return 0; | |
812 | } | |
def6c4e2 | 813 | |
e26ffe51 | 814 | /* Sleep (Charge and Music) utilities support */ |
c8c91842 AA |
815 | static void toshiba_usb_sleep_charge_available(struct toshiba_acpi_dev *dev) |
816 | { | |
817 | u32 in[TCI_WORDS] = { SCI_GET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 }; | |
818 | u32 out[TCI_WORDS]; | |
819 | acpi_status status; | |
820 | ||
821 | /* Set the feature to "not supported" in case of error */ | |
822 | dev->usb_sleep_charge_supported = 0; | |
823 | ||
824 | if (!sci_open(dev)) | |
825 | return; | |
826 | ||
827 | status = tci_raw(dev, in, out); | |
828 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { | |
829 | pr_err("ACPI call to get USB Sleep and Charge mode failed\n"); | |
830 | sci_close(dev); | |
831 | return; | |
832 | } else if (out[0] == TOS_NOT_SUPPORTED) { | |
833 | pr_info("USB Sleep and Charge not supported\n"); | |
834 | sci_close(dev); | |
835 | return; | |
836 | } else if (out[0] == TOS_SUCCESS) { | |
837 | dev->usbsc_mode_base = out[4]; | |
838 | } | |
839 | ||
840 | in[5] = SCI_USB_CHARGE_BAT_LVL; | |
841 | status = tci_raw(dev, in, out); | |
842 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { | |
843 | pr_err("ACPI call to get USB Sleep and Charge mode failed\n"); | |
844 | sci_close(dev); | |
845 | return; | |
846 | } else if (out[0] == TOS_NOT_SUPPORTED) { | |
847 | pr_info("USB Sleep and Charge not supported\n"); | |
848 | sci_close(dev); | |
849 | return; | |
850 | } else if (out[0] == TOS_SUCCESS) { | |
851 | dev->usbsc_bat_level = out[2]; | |
852 | /* | |
853 | * If we reach this point, it means that the laptop has support | |
854 | * for this feature and all values are initialized. | |
855 | * Set it as supported. | |
856 | */ | |
857 | dev->usb_sleep_charge_supported = 1; | |
858 | } | |
859 | ||
860 | sci_close(dev); | |
861 | } | |
862 | ||
e26ffe51 AA |
863 | static int toshiba_usb_sleep_charge_get(struct toshiba_acpi_dev *dev, |
864 | u32 *mode) | |
865 | { | |
866 | u32 result; | |
867 | ||
868 | if (!sci_open(dev)) | |
869 | return -EIO; | |
870 | ||
871 | result = sci_read(dev, SCI_USB_SLEEP_CHARGE, mode); | |
872 | sci_close(dev); | |
873 | if (result == TOS_FAILURE) { | |
874 | pr_err("ACPI call to set USB S&C mode failed\n"); | |
875 | return -EIO; | |
876 | } else if (result == TOS_NOT_SUPPORTED) { | |
877 | pr_info("USB Sleep and Charge not supported\n"); | |
878 | return -ENODEV; | |
879 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
880 | return -EIO; | |
881 | } | |
882 | ||
883 | return 0; | |
884 | } | |
885 | ||
886 | static int toshiba_usb_sleep_charge_set(struct toshiba_acpi_dev *dev, | |
887 | u32 mode) | |
888 | { | |
889 | u32 result; | |
890 | ||
891 | if (!sci_open(dev)) | |
892 | return -EIO; | |
893 | ||
894 | result = sci_write(dev, SCI_USB_SLEEP_CHARGE, mode); | |
895 | sci_close(dev); | |
896 | if (result == TOS_FAILURE) { | |
897 | pr_err("ACPI call to set USB S&C mode failed\n"); | |
898 | return -EIO; | |
899 | } else if (result == TOS_NOT_SUPPORTED) { | |
900 | pr_info("USB Sleep and Charge not supported\n"); | |
901 | return -ENODEV; | |
902 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
903 | return -EIO; | |
904 | } | |
905 | ||
906 | return 0; | |
907 | } | |
908 | ||
182bcaa5 AA |
909 | static int toshiba_sleep_functions_status_get(struct toshiba_acpi_dev *dev, |
910 | u32 *mode) | |
911 | { | |
912 | u32 in[TCI_WORDS] = { SCI_GET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 }; | |
913 | u32 out[TCI_WORDS]; | |
914 | acpi_status status; | |
915 | ||
916 | if (!sci_open(dev)) | |
917 | return -EIO; | |
918 | ||
919 | in[5] = SCI_USB_CHARGE_BAT_LVL; | |
920 | status = tci_raw(dev, in, out); | |
921 | sci_close(dev); | |
922 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { | |
923 | pr_err("ACPI call to get USB S&C battery level failed\n"); | |
924 | return -EIO; | |
925 | } else if (out[0] == TOS_NOT_SUPPORTED) { | |
926 | pr_info("USB Sleep and Charge not supported\n"); | |
927 | return -ENODEV; | |
928 | } else if (out[0] == TOS_INPUT_DATA_ERROR) { | |
929 | return -EIO; | |
930 | } | |
931 | ||
932 | *mode = out[2]; | |
933 | ||
934 | return 0; | |
935 | } | |
936 | ||
937 | static int toshiba_sleep_functions_status_set(struct toshiba_acpi_dev *dev, | |
938 | u32 mode) | |
939 | { | |
940 | u32 in[TCI_WORDS] = { SCI_SET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 }; | |
941 | u32 out[TCI_WORDS]; | |
942 | acpi_status status; | |
943 | ||
944 | if (!sci_open(dev)) | |
945 | return -EIO; | |
946 | ||
947 | in[2] = mode; | |
948 | in[5] = SCI_USB_CHARGE_BAT_LVL; | |
949 | status = tci_raw(dev, in, out); | |
950 | sci_close(dev); | |
951 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { | |
952 | pr_err("ACPI call to set USB S&C battery level failed\n"); | |
953 | return -EIO; | |
954 | } else if (out[0] == TOS_NOT_SUPPORTED) { | |
955 | pr_info("USB Sleep and Charge not supported\n"); | |
956 | return -ENODEV; | |
957 | } else if (out[0] == TOS_INPUT_DATA_ERROR) { | |
958 | return -EIO; | |
959 | } | |
960 | ||
961 | return 0; | |
962 | } | |
963 | ||
bb3fe01f AA |
964 | static int toshiba_usb_rapid_charge_get(struct toshiba_acpi_dev *dev, |
965 | u32 *state) | |
966 | { | |
967 | u32 in[TCI_WORDS] = { SCI_GET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 }; | |
968 | u32 out[TCI_WORDS]; | |
969 | acpi_status status; | |
970 | ||
971 | if (!sci_open(dev)) | |
972 | return -EIO; | |
973 | ||
974 | in[5] = SCI_USB_CHARGE_RAPID_DSP; | |
975 | status = tci_raw(dev, in, out); | |
976 | sci_close(dev); | |
977 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { | |
bb26f189 | 978 | pr_err("ACPI call to get USB Rapid Charge failed\n"); |
bb3fe01f AA |
979 | return -EIO; |
980 | } else if (out[0] == TOS_NOT_SUPPORTED || | |
981 | out[0] == TOS_INPUT_DATA_ERROR) { | |
bb26f189 | 982 | pr_info("USB Rapid Charge not supported\n"); |
bb3fe01f AA |
983 | return -ENODEV; |
984 | } | |
985 | ||
986 | *state = out[2]; | |
987 | ||
988 | return 0; | |
989 | } | |
990 | ||
991 | static int toshiba_usb_rapid_charge_set(struct toshiba_acpi_dev *dev, | |
992 | u32 state) | |
993 | { | |
994 | u32 in[TCI_WORDS] = { SCI_SET, SCI_USB_SLEEP_CHARGE, 0, 0, 0, 0 }; | |
995 | u32 out[TCI_WORDS]; | |
996 | acpi_status status; | |
997 | ||
998 | if (!sci_open(dev)) | |
999 | return -EIO; | |
1000 | ||
1001 | in[2] = state; | |
1002 | in[5] = SCI_USB_CHARGE_RAPID_DSP; | |
1003 | status = tci_raw(dev, in, out); | |
1004 | sci_close(dev); | |
1005 | if (ACPI_FAILURE(status) || out[0] == TOS_FAILURE) { | |
bb26f189 | 1006 | pr_err("ACPI call to set USB Rapid Charge failed\n"); |
bb3fe01f AA |
1007 | return -EIO; |
1008 | } else if (out[0] == TOS_NOT_SUPPORTED) { | |
bb26f189 | 1009 | pr_info("USB Rapid Charge not supported\n"); |
bb3fe01f AA |
1010 | return -ENODEV; |
1011 | } else if (out[0] == TOS_INPUT_DATA_ERROR) { | |
1012 | return -EIO; | |
1013 | } | |
1014 | ||
1015 | return 0; | |
1016 | } | |
1017 | ||
172ce0a9 AA |
1018 | static int toshiba_usb_sleep_music_get(struct toshiba_acpi_dev *dev, u32 *state) |
1019 | { | |
1020 | u32 result; | |
1021 | ||
1022 | if (!sci_open(dev)) | |
1023 | return -EIO; | |
1024 | ||
1025 | result = sci_read(dev, SCI_USB_SLEEP_MUSIC, state); | |
1026 | sci_close(dev); | |
1027 | if (result == TOS_FAILURE) { | |
bb26f189 | 1028 | pr_err("ACPI call to get Sleep and Music failed\n"); |
172ce0a9 AA |
1029 | return -EIO; |
1030 | } else if (result == TOS_NOT_SUPPORTED) { | |
bb26f189 | 1031 | pr_info("Sleep and Music not supported\n"); |
172ce0a9 AA |
1032 | return -ENODEV; |
1033 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
1034 | return -EIO; | |
1035 | } | |
1036 | ||
1037 | return 0; | |
1038 | } | |
1039 | ||
1040 | static int toshiba_usb_sleep_music_set(struct toshiba_acpi_dev *dev, u32 state) | |
1041 | { | |
1042 | u32 result; | |
1043 | ||
1044 | if (!sci_open(dev)) | |
1045 | return -EIO; | |
1046 | ||
1047 | result = sci_write(dev, SCI_USB_SLEEP_MUSIC, state); | |
1048 | sci_close(dev); | |
1049 | if (result == TOS_FAILURE) { | |
bb26f189 | 1050 | pr_err("ACPI call to set Sleep and Music failed\n"); |
172ce0a9 AA |
1051 | return -EIO; |
1052 | } else if (result == TOS_NOT_SUPPORTED) { | |
bb26f189 | 1053 | pr_info("Sleep and Music not supported\n"); |
172ce0a9 AA |
1054 | return -ENODEV; |
1055 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
1056 | return -EIO; | |
1057 | } | |
1058 | ||
1059 | return 0; | |
1060 | } | |
1061 | ||
bae84195 AA |
1062 | /* Keyboard function keys */ |
1063 | static int toshiba_function_keys_get(struct toshiba_acpi_dev *dev, u32 *mode) | |
1064 | { | |
1065 | u32 result; | |
1066 | ||
1067 | if (!sci_open(dev)) | |
1068 | return -EIO; | |
1069 | ||
1070 | result = sci_read(dev, SCI_KBD_FUNCTION_KEYS, mode); | |
1071 | sci_close(dev); | |
1072 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { | |
1073 | pr_err("ACPI call to get KBD function keys failed\n"); | |
1074 | return -EIO; | |
1075 | } else if (result == TOS_NOT_SUPPORTED) { | |
1076 | pr_info("KBD function keys not supported\n"); | |
1077 | return -ENODEV; | |
1078 | } | |
1079 | ||
1080 | return 0; | |
1081 | } | |
1082 | ||
1083 | static int toshiba_function_keys_set(struct toshiba_acpi_dev *dev, u32 mode) | |
1084 | { | |
1085 | u32 result; | |
1086 | ||
1087 | if (!sci_open(dev)) | |
1088 | return -EIO; | |
1089 | ||
1090 | result = sci_write(dev, SCI_KBD_FUNCTION_KEYS, mode); | |
1091 | sci_close(dev); | |
1092 | if (result == TOS_FAILURE || result == TOS_INPUT_DATA_ERROR) { | |
1093 | pr_err("ACPI call to set KBD function keys failed\n"); | |
1094 | return -EIO; | |
1095 | } else if (result == TOS_NOT_SUPPORTED) { | |
1096 | pr_info("KBD function keys not supported\n"); | |
1097 | return -ENODEV; | |
1098 | } | |
1099 | ||
1100 | return 0; | |
1101 | } | |
1102 | ||
35d53cea AA |
1103 | /* Panel Power ON */ |
1104 | static int toshiba_panel_power_on_get(struct toshiba_acpi_dev *dev, u32 *state) | |
1105 | { | |
1106 | u32 result; | |
1107 | ||
1108 | if (!sci_open(dev)) | |
1109 | return -EIO; | |
1110 | ||
1111 | result = sci_read(dev, SCI_PANEL_POWER_ON, state); | |
1112 | sci_close(dev); | |
1113 | if (result == TOS_FAILURE) { | |
1114 | pr_err("ACPI call to get Panel Power ON failed\n"); | |
1115 | return -EIO; | |
1116 | } else if (result == TOS_NOT_SUPPORTED) { | |
1117 | pr_info("Panel Power on not supported\n"); | |
1118 | return -ENODEV; | |
1119 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
1120 | return -EIO; | |
1121 | } | |
1122 | ||
1123 | return 0; | |
1124 | } | |
1125 | ||
1126 | static int toshiba_panel_power_on_set(struct toshiba_acpi_dev *dev, u32 state) | |
1127 | { | |
1128 | u32 result; | |
1129 | ||
1130 | if (!sci_open(dev)) | |
1131 | return -EIO; | |
1132 | ||
1133 | result = sci_write(dev, SCI_PANEL_POWER_ON, state); | |
1134 | sci_close(dev); | |
1135 | if (result == TOS_FAILURE) { | |
1136 | pr_err("ACPI call to set Panel Power ON failed\n"); | |
1137 | return -EIO; | |
1138 | } else if (result == TOS_NOT_SUPPORTED) { | |
1139 | pr_info("Panel Power ON not supported\n"); | |
1140 | return -ENODEV; | |
1141 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
1142 | return -EIO; | |
1143 | } | |
1144 | ||
1145 | return 0; | |
1146 | } | |
1147 | ||
17fe4b3d AA |
1148 | /* USB Three */ |
1149 | static int toshiba_usb_three_get(struct toshiba_acpi_dev *dev, u32 *state) | |
1150 | { | |
1151 | u32 result; | |
1152 | ||
1153 | if (!sci_open(dev)) | |
1154 | return -EIO; | |
1155 | ||
1156 | result = sci_read(dev, SCI_USB_THREE, state); | |
1157 | sci_close(dev); | |
1158 | if (result == TOS_FAILURE) { | |
1159 | pr_err("ACPI call to get USB 3 failed\n"); | |
1160 | return -EIO; | |
1161 | } else if (result == TOS_NOT_SUPPORTED) { | |
1162 | pr_info("USB 3 not supported\n"); | |
1163 | return -ENODEV; | |
1164 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
1165 | return -EIO; | |
1166 | } | |
1167 | ||
1168 | return 0; | |
1169 | } | |
1170 | ||
1171 | static int toshiba_usb_three_set(struct toshiba_acpi_dev *dev, u32 state) | |
1172 | { | |
1173 | u32 result; | |
1174 | ||
1175 | if (!sci_open(dev)) | |
1176 | return -EIO; | |
1177 | ||
1178 | result = sci_write(dev, SCI_USB_THREE, state); | |
1179 | sci_close(dev); | |
1180 | if (result == TOS_FAILURE) { | |
1181 | pr_err("ACPI call to set USB 3 failed\n"); | |
1182 | return -EIO; | |
1183 | } else if (result == TOS_NOT_SUPPORTED) { | |
1184 | pr_info("USB 3 not supported\n"); | |
1185 | return -ENODEV; | |
1186 | } else if (result == TOS_INPUT_DATA_ERROR) { | |
1187 | return -EIO; | |
1188 | } | |
1189 | ||
1190 | return 0; | |
1191 | } | |
1192 | ||
56e6b353 AA |
1193 | /* Hotkey Event type */ |
1194 | static int toshiba_hotkey_event_type_get(struct toshiba_acpi_dev *dev, | |
1195 | u32 *type) | |
1196 | { | |
1197 | u32 val1 = 0x03; | |
1198 | u32 val2 = 0; | |
1199 | u32 result; | |
1200 | ||
1201 | result = hci_read2(dev, HCI_SYSTEM_INFO, &val1, &val2); | |
1202 | if (result == TOS_FAILURE) { | |
1203 | pr_err("ACPI call to get System type failed\n"); | |
1204 | return -EIO; | |
1205 | } else if (result == TOS_NOT_SUPPORTED) { | |
1206 | pr_info("System type not supported\n"); | |
1207 | return -ENODEV; | |
1208 | } | |
1209 | ||
1210 | *type = val2; | |
1211 | ||
1212 | return 0; | |
1213 | } | |
1214 | ||
c41a40c5 | 1215 | /* Bluetooth rfkill handlers */ |
1216 | ||
135740de | 1217 | static u32 hci_get_bt_present(struct toshiba_acpi_dev *dev, bool *present) |
c41a40c5 | 1218 | { |
1219 | u32 hci_result; | |
1220 | u32 value, value2; | |
1221 | ||
1222 | value = 0; | |
1223 | value2 = 0; | |
893f3f62 | 1224 | hci_result = hci_read2(dev, HCI_WIRELESS, &value, &value2); |
1864bbc2 | 1225 | if (hci_result == TOS_SUCCESS) |
c41a40c5 | 1226 | *present = (value & HCI_WIRELESS_BT_PRESENT) ? true : false; |
1227 | ||
1228 | return hci_result; | |
1229 | } | |
1230 | ||
135740de | 1231 | static u32 hci_get_radio_state(struct toshiba_acpi_dev *dev, bool *radio_state) |
c41a40c5 | 1232 | { |
1233 | u32 hci_result; | |
1234 | u32 value, value2; | |
1235 | ||
1236 | value = 0; | |
1237 | value2 = 0x0001; | |
893f3f62 | 1238 | hci_result = hci_read2(dev, HCI_WIRELESS, &value, &value2); |
c41a40c5 | 1239 | |
1240 | *radio_state = value & HCI_WIRELESS_KILL_SWITCH; | |
1241 | return hci_result; | |
1242 | } | |
1243 | ||
19d337df | 1244 | static int bt_rfkill_set_block(void *data, bool blocked) |
c41a40c5 | 1245 | { |
19d337df | 1246 | struct toshiba_acpi_dev *dev = data; |
c41a40c5 | 1247 | u32 result1, result2; |
1248 | u32 value; | |
19d337df | 1249 | int err; |
c41a40c5 | 1250 | bool radio_state; |
c41a40c5 | 1251 | |
19d337df | 1252 | value = (blocked == false); |
c41a40c5 | 1253 | |
19d337df | 1254 | mutex_lock(&dev->mutex); |
1864bbc2 | 1255 | if (hci_get_radio_state(dev, &radio_state) != TOS_SUCCESS) { |
32bcd5cb | 1256 | err = -EIO; |
19d337df JB |
1257 | goto out; |
1258 | } | |
c41a40c5 | 1259 | |
19d337df JB |
1260 | if (!radio_state) { |
1261 | err = 0; | |
1262 | goto out; | |
c41a40c5 | 1263 | } |
1264 | ||
893f3f62 AA |
1265 | result1 = hci_write2(dev, HCI_WIRELESS, value, HCI_WIRELESS_BT_POWER); |
1266 | result2 = hci_write2(dev, HCI_WIRELESS, value, HCI_WIRELESS_BT_ATTACH); | |
c41a40c5 | 1267 | |
1864bbc2 | 1268 | if (result1 != TOS_SUCCESS || result2 != TOS_SUCCESS) |
32bcd5cb | 1269 | err = -EIO; |
19d337df JB |
1270 | else |
1271 | err = 0; | |
1272 | out: | |
1273 | mutex_unlock(&dev->mutex); | |
1274 | return err; | |
c41a40c5 | 1275 | } |
1276 | ||
19d337df | 1277 | static void bt_rfkill_poll(struct rfkill *rfkill, void *data) |
c41a40c5 | 1278 | { |
c41a40c5 | 1279 | bool new_rfk_state; |
1280 | bool value; | |
1281 | u32 hci_result; | |
19d337df JB |
1282 | struct toshiba_acpi_dev *dev = data; |
1283 | ||
1284 | mutex_lock(&dev->mutex); | |
c41a40c5 | 1285 | |
135740de | 1286 | hci_result = hci_get_radio_state(dev, &value); |
1864bbc2 | 1287 | if (hci_result != TOS_SUCCESS) { |
19d337df JB |
1288 | /* Can't do anything useful */ |
1289 | mutex_unlock(&dev->mutex); | |
82e7784f | 1290 | return; |
19d337df | 1291 | } |
c41a40c5 | 1292 | |
1293 | new_rfk_state = value; | |
1294 | ||
c41a40c5 | 1295 | mutex_unlock(&dev->mutex); |
1296 | ||
19d337df JB |
1297 | if (rfkill_set_hw_state(rfkill, !new_rfk_state)) |
1298 | bt_rfkill_set_block(data, true); | |
c41a40c5 | 1299 | } |
1300 | ||
19d337df JB |
1301 | static const struct rfkill_ops toshiba_rfk_ops = { |
1302 | .set_block = bt_rfkill_set_block, | |
1303 | .poll = bt_rfkill_poll, | |
1304 | }; | |
1305 | ||
121b7b0d AI |
1306 | static int get_tr_backlight_status(struct toshiba_acpi_dev *dev, bool *enabled) |
1307 | { | |
1308 | u32 hci_result; | |
1309 | u32 status; | |
1310 | ||
893f3f62 | 1311 | hci_result = hci_read1(dev, HCI_TR_BACKLIGHT, &status); |
121b7b0d | 1312 | *enabled = !status; |
1864bbc2 | 1313 | return hci_result == TOS_SUCCESS ? 0 : -EIO; |
121b7b0d AI |
1314 | } |
1315 | ||
1316 | static int set_tr_backlight_status(struct toshiba_acpi_dev *dev, bool enable) | |
1317 | { | |
1318 | u32 hci_result; | |
1319 | u32 value = !enable; | |
1320 | ||
893f3f62 | 1321 | hci_result = hci_write1(dev, HCI_TR_BACKLIGHT, value); |
1864bbc2 | 1322 | return hci_result == TOS_SUCCESS ? 0 : -EIO; |
121b7b0d AI |
1323 | } |
1324 | ||
b5163992 | 1325 | static struct proc_dir_entry *toshiba_proc_dir /*= 0*/; |
1da177e4 | 1326 | |
62cce752 | 1327 | static int __get_lcd_brightness(struct toshiba_acpi_dev *dev) |
1da177e4 LT |
1328 | { |
1329 | u32 hci_result; | |
1330 | u32 value; | |
121b7b0d AI |
1331 | int brightness = 0; |
1332 | ||
1333 | if (dev->tr_backlight_supported) { | |
1334 | bool enabled; | |
1335 | int ret = get_tr_backlight_status(dev, &enabled); | |
b5163992 | 1336 | |
121b7b0d AI |
1337 | if (ret) |
1338 | return ret; | |
1339 | if (enabled) | |
1340 | return 0; | |
1341 | brightness++; | |
1342 | } | |
1da177e4 | 1343 | |
893f3f62 | 1344 | hci_result = hci_read1(dev, HCI_LCD_BRIGHTNESS, &value); |
1864bbc2 | 1345 | if (hci_result == TOS_SUCCESS) |
121b7b0d | 1346 | return brightness + (value >> HCI_LCD_BRIGHTNESS_SHIFT); |
32bcd5cb SF |
1347 | |
1348 | return -EIO; | |
c9263557 HM |
1349 | } |
1350 | ||
62cce752 SF |
1351 | static int get_lcd_brightness(struct backlight_device *bd) |
1352 | { | |
1353 | struct toshiba_acpi_dev *dev = bl_get_data(bd); | |
b5163992 | 1354 | |
62cce752 SF |
1355 | return __get_lcd_brightness(dev); |
1356 | } | |
1357 | ||
936c8bcd | 1358 | static int lcd_proc_show(struct seq_file *m, void *v) |
c9263557 | 1359 | { |
135740de SF |
1360 | struct toshiba_acpi_dev *dev = m->private; |
1361 | int value; | |
121b7b0d | 1362 | int levels; |
135740de SF |
1363 | |
1364 | if (!dev->backlight_dev) | |
1365 | return -ENODEV; | |
c9263557 | 1366 | |
121b7b0d | 1367 | levels = dev->backlight_dev->props.max_brightness + 1; |
62cce752 | 1368 | value = get_lcd_brightness(dev->backlight_dev); |
c9263557 | 1369 | if (value >= 0) { |
936c8bcd | 1370 | seq_printf(m, "brightness: %d\n", value); |
121b7b0d | 1371 | seq_printf(m, "brightness_levels: %d\n", levels); |
32bcd5cb | 1372 | return 0; |
1da177e4 LT |
1373 | } |
1374 | ||
32bcd5cb SF |
1375 | pr_err("Error reading LCD brightness\n"); |
1376 | return -EIO; | |
936c8bcd AD |
1377 | } |
1378 | ||
1379 | static int lcd_proc_open(struct inode *inode, struct file *file) | |
1380 | { | |
d9dda78b | 1381 | return single_open(file, lcd_proc_show, PDE_DATA(inode)); |
1da177e4 LT |
1382 | } |
1383 | ||
62cce752 | 1384 | static int set_lcd_brightness(struct toshiba_acpi_dev *dev, int value) |
c9263557 | 1385 | { |
a39f46df | 1386 | u32 hci_result; |
c9263557 | 1387 | |
121b7b0d AI |
1388 | if (dev->tr_backlight_supported) { |
1389 | bool enable = !value; | |
1390 | int ret = set_tr_backlight_status(dev, enable); | |
b5163992 | 1391 | |
121b7b0d AI |
1392 | if (ret) |
1393 | return ret; | |
1394 | if (value) | |
1395 | value--; | |
1396 | } | |
1397 | ||
a39f46df AA |
1398 | value = value << HCI_LCD_BRIGHTNESS_SHIFT; |
1399 | hci_result = hci_write1(dev, HCI_LCD_BRIGHTNESS, value); | |
1400 | return hci_result == TOS_SUCCESS ? 0 : -EIO; | |
c9263557 HM |
1401 | } |
1402 | ||
1403 | static int set_lcd_status(struct backlight_device *bd) | |
1404 | { | |
135740de | 1405 | struct toshiba_acpi_dev *dev = bl_get_data(bd); |
b5163992 | 1406 | |
62cce752 | 1407 | return set_lcd_brightness(dev, bd->props.brightness); |
c9263557 HM |
1408 | } |
1409 | ||
936c8bcd AD |
1410 | static ssize_t lcd_proc_write(struct file *file, const char __user *buf, |
1411 | size_t count, loff_t *pos) | |
1da177e4 | 1412 | { |
d9dda78b | 1413 | struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); |
936c8bcd AD |
1414 | char cmd[42]; |
1415 | size_t len; | |
1da177e4 | 1416 | int value; |
c8af57eb | 1417 | int ret; |
121b7b0d | 1418 | int levels = dev->backlight_dev->props.max_brightness + 1; |
1da177e4 | 1419 | |
936c8bcd AD |
1420 | len = min(count, sizeof(cmd) - 1); |
1421 | if (copy_from_user(cmd, buf, len)) | |
1422 | return -EFAULT; | |
1423 | cmd[len] = '\0'; | |
1424 | ||
1425 | if (sscanf(cmd, " brightness : %i", &value) == 1 && | |
121b7b0d | 1426 | value >= 0 && value < levels) { |
62cce752 | 1427 | ret = set_lcd_brightness(dev, value); |
c8af57eb MO |
1428 | if (ret == 0) |
1429 | ret = count; | |
1430 | } else { | |
c9263557 | 1431 | ret = -EINVAL; |
c8af57eb | 1432 | } |
c9263557 | 1433 | return ret; |
1da177e4 LT |
1434 | } |
1435 | ||
936c8bcd AD |
1436 | static const struct file_operations lcd_proc_fops = { |
1437 | .owner = THIS_MODULE, | |
1438 | .open = lcd_proc_open, | |
1439 | .read = seq_read, | |
1440 | .llseek = seq_lseek, | |
1441 | .release = single_release, | |
1442 | .write = lcd_proc_write, | |
1443 | }; | |
1444 | ||
36d03f93 SF |
1445 | static int get_video_status(struct toshiba_acpi_dev *dev, u32 *status) |
1446 | { | |
1447 | u32 hci_result; | |
1448 | ||
893f3f62 | 1449 | hci_result = hci_read1(dev, HCI_VIDEO_OUT, status); |
1864bbc2 | 1450 | return hci_result == TOS_SUCCESS ? 0 : -EIO; |
36d03f93 SF |
1451 | } |
1452 | ||
936c8bcd | 1453 | static int video_proc_show(struct seq_file *m, void *v) |
1da177e4 | 1454 | { |
135740de | 1455 | struct toshiba_acpi_dev *dev = m->private; |
1da177e4 | 1456 | u32 value; |
36d03f93 | 1457 | int ret; |
1da177e4 | 1458 | |
36d03f93 SF |
1459 | ret = get_video_status(dev, &value); |
1460 | if (!ret) { | |
1da177e4 LT |
1461 | int is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0; |
1462 | int is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0; | |
4be44fcd | 1463 | int is_tv = (value & HCI_VIDEO_OUT_TV) ? 1 : 0; |
b5163992 | 1464 | |
936c8bcd AD |
1465 | seq_printf(m, "lcd_out: %d\n", is_lcd); |
1466 | seq_printf(m, "crt_out: %d\n", is_crt); | |
1467 | seq_printf(m, "tv_out: %d\n", is_tv); | |
1da177e4 LT |
1468 | } |
1469 | ||
36d03f93 | 1470 | return ret; |
1da177e4 LT |
1471 | } |
1472 | ||
936c8bcd | 1473 | static int video_proc_open(struct inode *inode, struct file *file) |
1da177e4 | 1474 | { |
d9dda78b | 1475 | return single_open(file, video_proc_show, PDE_DATA(inode)); |
936c8bcd AD |
1476 | } |
1477 | ||
1478 | static ssize_t video_proc_write(struct file *file, const char __user *buf, | |
1479 | size_t count, loff_t *pos) | |
1480 | { | |
d9dda78b | 1481 | struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); |
936c8bcd | 1482 | char *cmd, *buffer; |
36d03f93 | 1483 | int ret; |
1da177e4 LT |
1484 | int value; |
1485 | int remain = count; | |
1486 | int lcd_out = -1; | |
1487 | int crt_out = -1; | |
1488 | int tv_out = -1; | |
b4482a4b | 1489 | u32 video_out; |
1da177e4 | 1490 | |
936c8bcd AD |
1491 | cmd = kmalloc(count + 1, GFP_KERNEL); |
1492 | if (!cmd) | |
1493 | return -ENOMEM; | |
1494 | if (copy_from_user(cmd, buf, count)) { | |
1495 | kfree(cmd); | |
1496 | return -EFAULT; | |
1497 | } | |
1498 | cmd[count] = '\0'; | |
1499 | ||
1500 | buffer = cmd; | |
1501 | ||
e0769fe6 DH |
1502 | /* |
1503 | * Scan expression. Multiple expressions may be delimited with ; | |
1504 | * NOTE: To keep scanning simple, invalid fields are ignored. | |
1da177e4 LT |
1505 | */ |
1506 | while (remain) { | |
1507 | if (sscanf(buffer, " lcd_out : %i", &value) == 1) | |
1508 | lcd_out = value & 1; | |
1509 | else if (sscanf(buffer, " crt_out : %i", &value) == 1) | |
1510 | crt_out = value & 1; | |
1511 | else if (sscanf(buffer, " tv_out : %i", &value) == 1) | |
1512 | tv_out = value & 1; | |
e0769fe6 | 1513 | /* Advance to one character past the next ; */ |
1da177e4 LT |
1514 | do { |
1515 | ++buffer; | |
1516 | --remain; | |
b5163992 | 1517 | } while (remain && *(buffer - 1) != ';'); |
1da177e4 LT |
1518 | } |
1519 | ||
936c8bcd AD |
1520 | kfree(cmd); |
1521 | ||
36d03f93 SF |
1522 | ret = get_video_status(dev, &video_out); |
1523 | if (!ret) { | |
9e113e00 | 1524 | unsigned int new_video_out = video_out; |
b5163992 | 1525 | |
1da177e4 LT |
1526 | if (lcd_out != -1) |
1527 | _set_bit(&new_video_out, HCI_VIDEO_OUT_LCD, lcd_out); | |
1528 | if (crt_out != -1) | |
1529 | _set_bit(&new_video_out, HCI_VIDEO_OUT_CRT, crt_out); | |
1530 | if (tv_out != -1) | |
1531 | _set_bit(&new_video_out, HCI_VIDEO_OUT_TV, tv_out); | |
e0769fe6 DH |
1532 | /* |
1533 | * To avoid unnecessary video disruption, only write the new | |
1da177e4 LT |
1534 | * video setting if something changed. */ |
1535 | if (new_video_out != video_out) | |
32bcd5cb | 1536 | ret = write_acpi_int(METHOD_VIDEO_OUT, new_video_out); |
1da177e4 LT |
1537 | } |
1538 | ||
32bcd5cb | 1539 | return ret ? ret : count; |
1da177e4 LT |
1540 | } |
1541 | ||
936c8bcd AD |
1542 | static const struct file_operations video_proc_fops = { |
1543 | .owner = THIS_MODULE, | |
1544 | .open = video_proc_open, | |
1545 | .read = seq_read, | |
1546 | .llseek = seq_lseek, | |
1547 | .release = single_release, | |
1548 | .write = video_proc_write, | |
1549 | }; | |
1550 | ||
36d03f93 SF |
1551 | static int get_fan_status(struct toshiba_acpi_dev *dev, u32 *status) |
1552 | { | |
1553 | u32 hci_result; | |
1554 | ||
893f3f62 | 1555 | hci_result = hci_read1(dev, HCI_FAN, status); |
1864bbc2 | 1556 | return hci_result == TOS_SUCCESS ? 0 : -EIO; |
36d03f93 SF |
1557 | } |
1558 | ||
936c8bcd | 1559 | static int fan_proc_show(struct seq_file *m, void *v) |
1da177e4 | 1560 | { |
135740de | 1561 | struct toshiba_acpi_dev *dev = m->private; |
36d03f93 | 1562 | int ret; |
1da177e4 LT |
1563 | u32 value; |
1564 | ||
36d03f93 SF |
1565 | ret = get_fan_status(dev, &value); |
1566 | if (!ret) { | |
936c8bcd | 1567 | seq_printf(m, "running: %d\n", (value > 0)); |
135740de | 1568 | seq_printf(m, "force_on: %d\n", dev->force_fan); |
1da177e4 LT |
1569 | } |
1570 | ||
36d03f93 | 1571 | return ret; |
936c8bcd AD |
1572 | } |
1573 | ||
1574 | static int fan_proc_open(struct inode *inode, struct file *file) | |
1575 | { | |
d9dda78b | 1576 | return single_open(file, fan_proc_show, PDE_DATA(inode)); |
1da177e4 LT |
1577 | } |
1578 | ||
936c8bcd AD |
1579 | static ssize_t fan_proc_write(struct file *file, const char __user *buf, |
1580 | size_t count, loff_t *pos) | |
1da177e4 | 1581 | { |
d9dda78b | 1582 | struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); |
936c8bcd AD |
1583 | char cmd[42]; |
1584 | size_t len; | |
1da177e4 LT |
1585 | int value; |
1586 | u32 hci_result; | |
1587 | ||
936c8bcd AD |
1588 | len = min(count, sizeof(cmd) - 1); |
1589 | if (copy_from_user(cmd, buf, len)) | |
1590 | return -EFAULT; | |
1591 | cmd[len] = '\0'; | |
1592 | ||
1593 | if (sscanf(cmd, " force_on : %i", &value) == 1 && | |
4be44fcd | 1594 | value >= 0 && value <= 1) { |
893f3f62 | 1595 | hci_result = hci_write1(dev, HCI_FAN, value); |
b5163992 | 1596 | if (hci_result == TOS_SUCCESS) |
135740de | 1597 | dev->force_fan = value; |
b5163992 AA |
1598 | else |
1599 | return -EIO; | |
1da177e4 LT |
1600 | } else { |
1601 | return -EINVAL; | |
1602 | } | |
1603 | ||
1604 | return count; | |
1605 | } | |
1606 | ||
936c8bcd AD |
1607 | static const struct file_operations fan_proc_fops = { |
1608 | .owner = THIS_MODULE, | |
1609 | .open = fan_proc_open, | |
1610 | .read = seq_read, | |
1611 | .llseek = seq_lseek, | |
1612 | .release = single_release, | |
1613 | .write = fan_proc_write, | |
1614 | }; | |
1615 | ||
1616 | static int keys_proc_show(struct seq_file *m, void *v) | |
1da177e4 | 1617 | { |
135740de | 1618 | struct toshiba_acpi_dev *dev = m->private; |
1da177e4 LT |
1619 | u32 hci_result; |
1620 | u32 value; | |
1621 | ||
11948b93 | 1622 | if (!dev->key_event_valid && dev->system_event_supported) { |
893f3f62 | 1623 | hci_result = hci_read1(dev, HCI_SYSTEM_EVENT, &value); |
1864bbc2 | 1624 | if (hci_result == TOS_SUCCESS) { |
135740de SF |
1625 | dev->key_event_valid = 1; |
1626 | dev->last_key_event = value; | |
1864bbc2 | 1627 | } else if (hci_result == TOS_FIFO_EMPTY) { |
e0769fe6 | 1628 | /* Better luck next time */ |
1864bbc2 | 1629 | } else if (hci_result == TOS_NOT_SUPPORTED) { |
e0769fe6 DH |
1630 | /* |
1631 | * This is a workaround for an unresolved issue on | |
1da177e4 | 1632 | * some machines where system events sporadically |
e0769fe6 DH |
1633 | * become disabled. |
1634 | */ | |
893f3f62 | 1635 | hci_result = hci_write1(dev, HCI_SYSTEM_EVENT, 1); |
7e33460d | 1636 | pr_notice("Re-enabled hotkeys\n"); |
1da177e4 | 1637 | } else { |
7e33460d | 1638 | pr_err("Error reading hotkey status\n"); |
32bcd5cb | 1639 | return -EIO; |
1da177e4 LT |
1640 | } |
1641 | } | |
1642 | ||
135740de SF |
1643 | seq_printf(m, "hotkey_ready: %d\n", dev->key_event_valid); |
1644 | seq_printf(m, "hotkey: 0x%04x\n", dev->last_key_event); | |
936c8bcd AD |
1645 | return 0; |
1646 | } | |
1da177e4 | 1647 | |
936c8bcd AD |
1648 | static int keys_proc_open(struct inode *inode, struct file *file) |
1649 | { | |
d9dda78b | 1650 | return single_open(file, keys_proc_show, PDE_DATA(inode)); |
1da177e4 LT |
1651 | } |
1652 | ||
936c8bcd AD |
1653 | static ssize_t keys_proc_write(struct file *file, const char __user *buf, |
1654 | size_t count, loff_t *pos) | |
1da177e4 | 1655 | { |
d9dda78b | 1656 | struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); |
936c8bcd AD |
1657 | char cmd[42]; |
1658 | size_t len; | |
1da177e4 LT |
1659 | int value; |
1660 | ||
936c8bcd AD |
1661 | len = min(count, sizeof(cmd) - 1); |
1662 | if (copy_from_user(cmd, buf, len)) | |
1663 | return -EFAULT; | |
1664 | cmd[len] = '\0'; | |
1665 | ||
b5163992 | 1666 | if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0) |
135740de | 1667 | dev->key_event_valid = 0; |
b5163992 | 1668 | else |
1da177e4 | 1669 | return -EINVAL; |
1da177e4 LT |
1670 | |
1671 | return count; | |
1672 | } | |
1673 | ||
936c8bcd AD |
1674 | static const struct file_operations keys_proc_fops = { |
1675 | .owner = THIS_MODULE, | |
1676 | .open = keys_proc_open, | |
1677 | .read = seq_read, | |
1678 | .llseek = seq_lseek, | |
1679 | .release = single_release, | |
1680 | .write = keys_proc_write, | |
1681 | }; | |
1682 | ||
1683 | static int version_proc_show(struct seq_file *m, void *v) | |
1da177e4 | 1684 | { |
936c8bcd AD |
1685 | seq_printf(m, "driver: %s\n", TOSHIBA_ACPI_VERSION); |
1686 | seq_printf(m, "proc_interface: %d\n", PROC_INTERFACE_VERSION); | |
1687 | return 0; | |
1da177e4 LT |
1688 | } |
1689 | ||
936c8bcd AD |
1690 | static int version_proc_open(struct inode *inode, struct file *file) |
1691 | { | |
d9dda78b | 1692 | return single_open(file, version_proc_show, PDE_DATA(inode)); |
936c8bcd AD |
1693 | } |
1694 | ||
1695 | static const struct file_operations version_proc_fops = { | |
1696 | .owner = THIS_MODULE, | |
1697 | .open = version_proc_open, | |
1698 | .read = seq_read, | |
1699 | .llseek = seq_lseek, | |
1700 | .release = single_release, | |
1701 | }; | |
1702 | ||
e0769fe6 DH |
1703 | /* |
1704 | * Proc and module init | |
1da177e4 LT |
1705 | */ |
1706 | ||
1707 | #define PROC_TOSHIBA "toshiba" | |
1708 | ||
b859f159 | 1709 | static void create_toshiba_proc_entries(struct toshiba_acpi_dev *dev) |
1da177e4 | 1710 | { |
36d03f93 SF |
1711 | if (dev->backlight_dev) |
1712 | proc_create_data("lcd", S_IRUGO | S_IWUSR, toshiba_proc_dir, | |
1713 | &lcd_proc_fops, dev); | |
1714 | if (dev->video_supported) | |
1715 | proc_create_data("video", S_IRUGO | S_IWUSR, toshiba_proc_dir, | |
1716 | &video_proc_fops, dev); | |
1717 | if (dev->fan_supported) | |
1718 | proc_create_data("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir, | |
1719 | &fan_proc_fops, dev); | |
1720 | if (dev->hotkey_dev) | |
1721 | proc_create_data("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir, | |
1722 | &keys_proc_fops, dev); | |
135740de SF |
1723 | proc_create_data("version", S_IRUGO, toshiba_proc_dir, |
1724 | &version_proc_fops, dev); | |
1da177e4 LT |
1725 | } |
1726 | ||
36d03f93 | 1727 | static void remove_toshiba_proc_entries(struct toshiba_acpi_dev *dev) |
1da177e4 | 1728 | { |
36d03f93 SF |
1729 | if (dev->backlight_dev) |
1730 | remove_proc_entry("lcd", toshiba_proc_dir); | |
1731 | if (dev->video_supported) | |
1732 | remove_proc_entry("video", toshiba_proc_dir); | |
1733 | if (dev->fan_supported) | |
1734 | remove_proc_entry("fan", toshiba_proc_dir); | |
1735 | if (dev->hotkey_dev) | |
1736 | remove_proc_entry("keys", toshiba_proc_dir); | |
936c8bcd | 1737 | remove_proc_entry("version", toshiba_proc_dir); |
1da177e4 LT |
1738 | } |
1739 | ||
acc2472e | 1740 | static const struct backlight_ops toshiba_backlight_data = { |
121b7b0d | 1741 | .options = BL_CORE_SUSPENDRESUME, |
62cce752 SF |
1742 | .get_brightness = get_lcd_brightness, |
1743 | .update_status = set_lcd_status, | |
c9263557 | 1744 | }; |
ea6b31f4 | 1745 | |
360f0f39 AA |
1746 | /* |
1747 | * Sysfs files | |
1748 | */ | |
9d309848 AA |
1749 | static ssize_t version_show(struct device *dev, |
1750 | struct device_attribute *attr, char *buf) | |
c6c68ff8 AA |
1751 | { |
1752 | return sprintf(buf, "%s\n", TOSHIBA_ACPI_VERSION); | |
1753 | } | |
0c3c0f10 | 1754 | static DEVICE_ATTR_RO(version); |
c6c68ff8 | 1755 | |
9d309848 AA |
1756 | static ssize_t fan_store(struct device *dev, |
1757 | struct device_attribute *attr, | |
1758 | const char *buf, size_t count) | |
94477d4c AA |
1759 | { |
1760 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1761 | u32 result; | |
1762 | int state; | |
1763 | int ret; | |
1764 | ||
1765 | ret = kstrtoint(buf, 0, &state); | |
1766 | if (ret) | |
1767 | return ret; | |
1768 | ||
1769 | if (state != 0 && state != 1) | |
1770 | return -EINVAL; | |
1771 | ||
1772 | result = hci_write1(toshiba, HCI_FAN, state); | |
1773 | if (result == TOS_FAILURE) | |
1774 | return -EIO; | |
1775 | else if (result == TOS_NOT_SUPPORTED) | |
1776 | return -ENODEV; | |
1777 | ||
1778 | return count; | |
1779 | } | |
1780 | ||
9d309848 AA |
1781 | static ssize_t fan_show(struct device *dev, |
1782 | struct device_attribute *attr, char *buf) | |
94477d4c AA |
1783 | { |
1784 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1785 | u32 value; | |
1786 | int ret; | |
1787 | ||
1788 | ret = get_fan_status(toshiba, &value); | |
1789 | if (ret) | |
1790 | return ret; | |
1791 | ||
1792 | return sprintf(buf, "%d\n", value); | |
1793 | } | |
0c3c0f10 | 1794 | static DEVICE_ATTR_RW(fan); |
94477d4c | 1795 | |
9d309848 AA |
1796 | static ssize_t kbd_backlight_mode_store(struct device *dev, |
1797 | struct device_attribute *attr, | |
1798 | const char *buf, size_t count) | |
360f0f39 AA |
1799 | { |
1800 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
aeaac098 DC |
1801 | int mode; |
1802 | int time; | |
1803 | int ret; | |
1804 | ||
360f0f39 | 1805 | |
aeaac098 DC |
1806 | ret = kstrtoint(buf, 0, &mode); |
1807 | if (ret) | |
1808 | return ret; | |
93f8c16d AA |
1809 | |
1810 | /* Check for supported modes depending on keyboard backlight type */ | |
1811 | if (toshiba->kbd_type == 1) { | |
1812 | /* Type 1 supports SCI_KBD_MODE_FNZ and SCI_KBD_MODE_AUTO */ | |
1813 | if (mode != SCI_KBD_MODE_FNZ && mode != SCI_KBD_MODE_AUTO) | |
1814 | return -EINVAL; | |
1815 | } else if (toshiba->kbd_type == 2) { | |
1816 | /* Type 2 doesn't support SCI_KBD_MODE_FNZ */ | |
1817 | if (mode != SCI_KBD_MODE_AUTO && mode != SCI_KBD_MODE_ON && | |
1818 | mode != SCI_KBD_MODE_OFF) | |
1819 | return -EINVAL; | |
1820 | } | |
360f0f39 | 1821 | |
e0769fe6 DH |
1822 | /* |
1823 | * Set the Keyboard Backlight Mode where: | |
360f0f39 AA |
1824 | * Auto - KBD backlight turns off automatically in given time |
1825 | * FN-Z - KBD backlight "toggles" when hotkey pressed | |
93f8c16d AA |
1826 | * ON - KBD backlight is always on |
1827 | * OFF - KBD backlight is always off | |
360f0f39 | 1828 | */ |
93f8c16d AA |
1829 | |
1830 | /* Only make a change if the actual mode has changed */ | |
aeaac098 | 1831 | if (toshiba->kbd_mode != mode) { |
93f8c16d | 1832 | /* Shift the time to "base time" (0x3c0000 == 60 seconds) */ |
360f0f39 | 1833 | time = toshiba->kbd_time << HCI_MISC_SHIFT; |
93f8c16d AA |
1834 | |
1835 | /* OR the "base time" to the actual method format */ | |
1836 | if (toshiba->kbd_type == 1) { | |
1837 | /* Type 1 requires the current mode */ | |
1838 | time |= toshiba->kbd_mode; | |
1839 | } else if (toshiba->kbd_type == 2) { | |
1840 | /* Type 2 requires the desired mode */ | |
1841 | time |= mode; | |
1842 | } | |
1843 | ||
aeaac098 DC |
1844 | ret = toshiba_kbd_illum_status_set(toshiba, time); |
1845 | if (ret) | |
1846 | return ret; | |
93f8c16d | 1847 | |
360f0f39 AA |
1848 | toshiba->kbd_mode = mode; |
1849 | } | |
1850 | ||
1851 | return count; | |
1852 | } | |
1853 | ||
9d309848 AA |
1854 | static ssize_t kbd_backlight_mode_show(struct device *dev, |
1855 | struct device_attribute *attr, | |
1856 | char *buf) | |
360f0f39 AA |
1857 | { |
1858 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1859 | u32 time; | |
1860 | ||
1861 | if (toshiba_kbd_illum_status_get(toshiba, &time) < 0) | |
1862 | return -EIO; | |
1863 | ||
93f8c16d AA |
1864 | return sprintf(buf, "%i\n", time & SCI_KBD_MODE_MASK); |
1865 | } | |
0c3c0f10 | 1866 | static DEVICE_ATTR_RW(kbd_backlight_mode); |
93f8c16d | 1867 | |
9d309848 AA |
1868 | static ssize_t kbd_type_show(struct device *dev, |
1869 | struct device_attribute *attr, char *buf) | |
93f8c16d AA |
1870 | { |
1871 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1872 | ||
1873 | return sprintf(buf, "%d\n", toshiba->kbd_type); | |
1874 | } | |
0c3c0f10 | 1875 | static DEVICE_ATTR_RO(kbd_type); |
93f8c16d | 1876 | |
9d309848 AA |
1877 | static ssize_t available_kbd_modes_show(struct device *dev, |
1878 | struct device_attribute *attr, | |
1879 | char *buf) | |
93f8c16d AA |
1880 | { |
1881 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1882 | ||
1883 | if (toshiba->kbd_type == 1) | |
1884 | return sprintf(buf, "%x %x\n", | |
1885 | SCI_KBD_MODE_FNZ, SCI_KBD_MODE_AUTO); | |
1886 | ||
1887 | return sprintf(buf, "%x %x %x\n", | |
1888 | SCI_KBD_MODE_AUTO, SCI_KBD_MODE_ON, SCI_KBD_MODE_OFF); | |
360f0f39 | 1889 | } |
0c3c0f10 | 1890 | static DEVICE_ATTR_RO(available_kbd_modes); |
360f0f39 | 1891 | |
9d309848 AA |
1892 | static ssize_t kbd_backlight_timeout_store(struct device *dev, |
1893 | struct device_attribute *attr, | |
1894 | const char *buf, size_t count) | |
360f0f39 AA |
1895 | { |
1896 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
eabde0fa AA |
1897 | int time; |
1898 | int ret; | |
360f0f39 | 1899 | |
eabde0fa AA |
1900 | ret = kstrtoint(buf, 0, &time); |
1901 | if (ret) | |
1902 | return ret; | |
1903 | ||
1904 | /* Check for supported values depending on kbd_type */ | |
1905 | if (toshiba->kbd_type == 1) { | |
1906 | if (time < 0 || time > 60) | |
1907 | return -EINVAL; | |
1908 | } else if (toshiba->kbd_type == 2) { | |
1909 | if (time < 1 || time > 60) | |
1910 | return -EINVAL; | |
1911 | } | |
1912 | ||
1913 | /* Set the Keyboard Backlight Timeout */ | |
360f0f39 | 1914 | |
eabde0fa AA |
1915 | /* Only make a change if the actual timeout has changed */ |
1916 | if (toshiba->kbd_time != time) { | |
1917 | /* Shift the time to "base time" (0x3c0000 == 60 seconds) */ | |
360f0f39 | 1918 | time = time << HCI_MISC_SHIFT; |
eabde0fa AA |
1919 | /* OR the "base time" to the actual method format */ |
1920 | if (toshiba->kbd_type == 1) | |
1921 | time |= SCI_KBD_MODE_FNZ; | |
1922 | else if (toshiba->kbd_type == 2) | |
1923 | time |= SCI_KBD_MODE_AUTO; | |
1924 | ||
1925 | ret = toshiba_kbd_illum_status_set(toshiba, time); | |
1926 | if (ret) | |
1927 | return ret; | |
1928 | ||
360f0f39 AA |
1929 | toshiba->kbd_time = time >> HCI_MISC_SHIFT; |
1930 | } | |
1931 | ||
1932 | return count; | |
1933 | } | |
1934 | ||
9d309848 AA |
1935 | static ssize_t kbd_backlight_timeout_show(struct device *dev, |
1936 | struct device_attribute *attr, | |
1937 | char *buf) | |
360f0f39 AA |
1938 | { |
1939 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1940 | u32 time; | |
1941 | ||
1942 | if (toshiba_kbd_illum_status_get(toshiba, &time) < 0) | |
1943 | return -EIO; | |
1944 | ||
1945 | return sprintf(buf, "%i\n", time >> HCI_MISC_SHIFT); | |
1946 | } | |
0c3c0f10 | 1947 | static DEVICE_ATTR_RW(kbd_backlight_timeout); |
ea6b31f4 | 1948 | |
9d309848 AA |
1949 | static ssize_t touchpad_store(struct device *dev, |
1950 | struct device_attribute *attr, | |
1951 | const char *buf, size_t count) | |
9d8658ac AA |
1952 | { |
1953 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1954 | int state; | |
c8a41669 | 1955 | int ret; |
9d8658ac AA |
1956 | |
1957 | /* Set the TouchPad on/off, 0 - Disable | 1 - Enable */ | |
c8a41669 AA |
1958 | ret = kstrtoint(buf, 0, &state); |
1959 | if (ret) | |
1960 | return ret; | |
1961 | if (state != 0 && state != 1) | |
1962 | return -EINVAL; | |
1963 | ||
1964 | ret = toshiba_touchpad_set(toshiba, state); | |
1965 | if (ret) | |
1966 | return ret; | |
9d8658ac AA |
1967 | |
1968 | return count; | |
1969 | } | |
1970 | ||
9d309848 AA |
1971 | static ssize_t touchpad_show(struct device *dev, |
1972 | struct device_attribute *attr, char *buf) | |
9d8658ac AA |
1973 | { |
1974 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1975 | u32 state; | |
1976 | int ret; | |
1977 | ||
1978 | ret = toshiba_touchpad_get(toshiba, &state); | |
1979 | if (ret < 0) | |
1980 | return ret; | |
1981 | ||
1982 | return sprintf(buf, "%i\n", state); | |
1983 | } | |
0c3c0f10 | 1984 | static DEVICE_ATTR_RW(touchpad); |
ea6b31f4 | 1985 | |
9d309848 AA |
1986 | static ssize_t position_show(struct device *dev, |
1987 | struct device_attribute *attr, char *buf) | |
5a2813e9 AA |
1988 | { |
1989 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
1990 | u32 xyval, zval, tmp; | |
1991 | u16 x, y, z; | |
1992 | int ret; | |
1993 | ||
1994 | xyval = zval = 0; | |
1995 | ret = toshiba_accelerometer_get(toshiba, &xyval, &zval); | |
1996 | if (ret < 0) | |
1997 | return ret; | |
1998 | ||
1999 | x = xyval & HCI_ACCEL_MASK; | |
2000 | tmp = xyval >> HCI_MISC_SHIFT; | |
2001 | y = tmp & HCI_ACCEL_MASK; | |
2002 | z = zval & HCI_ACCEL_MASK; | |
2003 | ||
2004 | return sprintf(buf, "%d %d %d\n", x, y, z); | |
2005 | } | |
0c3c0f10 | 2006 | static DEVICE_ATTR_RO(position); |
360f0f39 | 2007 | |
9d309848 AA |
2008 | static ssize_t usb_sleep_charge_show(struct device *dev, |
2009 | struct device_attribute *attr, char *buf) | |
e26ffe51 AA |
2010 | { |
2011 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2012 | u32 mode; | |
2013 | int ret; | |
2014 | ||
2015 | ret = toshiba_usb_sleep_charge_get(toshiba, &mode); | |
2016 | if (ret < 0) | |
2017 | return ret; | |
2018 | ||
2019 | return sprintf(buf, "%x\n", mode & SCI_USB_CHARGE_MODE_MASK); | |
2020 | } | |
2021 | ||
9d309848 AA |
2022 | static ssize_t usb_sleep_charge_store(struct device *dev, |
2023 | struct device_attribute *attr, | |
2024 | const char *buf, size_t count) | |
e26ffe51 AA |
2025 | { |
2026 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2027 | u32 mode; | |
2028 | int state; | |
2029 | int ret; | |
2030 | ||
2031 | ret = kstrtoint(buf, 0, &state); | |
2032 | if (ret) | |
2033 | return ret; | |
e0769fe6 DH |
2034 | /* |
2035 | * Check for supported values, where: | |
e26ffe51 AA |
2036 | * 0 - Disabled |
2037 | * 1 - Alternate (Non USB conformant devices that require more power) | |
2038 | * 2 - Auto (USB conformant devices) | |
c8c91842 | 2039 | * 3 - Typical |
e26ffe51 | 2040 | */ |
c8c91842 | 2041 | if (state != 0 && state != 1 && state != 2 && state != 3) |
e26ffe51 AA |
2042 | return -EINVAL; |
2043 | ||
2044 | /* Set the USB charging mode to internal value */ | |
c8c91842 | 2045 | mode = toshiba->usbsc_mode_base; |
e26ffe51 | 2046 | if (state == 0) |
c8c91842 | 2047 | mode |= SCI_USB_CHARGE_DISABLED; |
e26ffe51 | 2048 | else if (state == 1) |
c8c91842 | 2049 | mode |= SCI_USB_CHARGE_ALTERNATE; |
e26ffe51 | 2050 | else if (state == 2) |
c8c91842 AA |
2051 | mode |= SCI_USB_CHARGE_AUTO; |
2052 | else if (state == 3) | |
2053 | mode |= SCI_USB_CHARGE_TYPICAL; | |
e26ffe51 AA |
2054 | |
2055 | ret = toshiba_usb_sleep_charge_set(toshiba, mode); | |
2056 | if (ret) | |
2057 | return ret; | |
2058 | ||
2059 | return count; | |
2060 | } | |
0c3c0f10 | 2061 | static DEVICE_ATTR_RW(usb_sleep_charge); |
e26ffe51 | 2062 | |
182bcaa5 AA |
2063 | static ssize_t sleep_functions_on_battery_show(struct device *dev, |
2064 | struct device_attribute *attr, | |
2065 | char *buf) | |
2066 | { | |
2067 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2068 | u32 state; | |
2069 | int bat_lvl; | |
2070 | int status; | |
2071 | int ret; | |
2072 | int tmp; | |
2073 | ||
2074 | ret = toshiba_sleep_functions_status_get(toshiba, &state); | |
2075 | if (ret < 0) | |
2076 | return ret; | |
2077 | ||
2078 | /* Determine the status: 0x4 - Enabled | 0x1 - Disabled */ | |
2079 | tmp = state & SCI_USB_CHARGE_BAT_MASK; | |
2080 | status = (tmp == 0x4) ? 1 : 0; | |
2081 | /* Determine the battery level set */ | |
2082 | bat_lvl = state >> HCI_MISC_SHIFT; | |
2083 | ||
2084 | return sprintf(buf, "%d %d\n", status, bat_lvl); | |
2085 | } | |
2086 | ||
2087 | static ssize_t sleep_functions_on_battery_store(struct device *dev, | |
2088 | struct device_attribute *attr, | |
2089 | const char *buf, size_t count) | |
2090 | { | |
2091 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2092 | u32 status; | |
2093 | int value; | |
2094 | int ret; | |
2095 | int tmp; | |
2096 | ||
2097 | ret = kstrtoint(buf, 0, &value); | |
2098 | if (ret) | |
2099 | return ret; | |
2100 | ||
e0769fe6 DH |
2101 | /* |
2102 | * Set the status of the function: | |
182bcaa5 AA |
2103 | * 0 - Disabled |
2104 | * 1-100 - Enabled | |
2105 | */ | |
2106 | if (value < 0 || value > 100) | |
2107 | return -EINVAL; | |
2108 | ||
2109 | if (value == 0) { | |
2110 | tmp = toshiba->usbsc_bat_level << HCI_MISC_SHIFT; | |
2111 | status = tmp | SCI_USB_CHARGE_BAT_LVL_OFF; | |
2112 | } else { | |
2113 | tmp = value << HCI_MISC_SHIFT; | |
2114 | status = tmp | SCI_USB_CHARGE_BAT_LVL_ON; | |
2115 | } | |
2116 | ret = toshiba_sleep_functions_status_set(toshiba, status); | |
2117 | if (ret < 0) | |
2118 | return ret; | |
2119 | ||
2120 | toshiba->usbsc_bat_level = status >> HCI_MISC_SHIFT; | |
2121 | ||
2122 | return count; | |
2123 | } | |
0c3c0f10 | 2124 | static DEVICE_ATTR_RW(sleep_functions_on_battery); |
182bcaa5 | 2125 | |
9d309848 AA |
2126 | static ssize_t usb_rapid_charge_show(struct device *dev, |
2127 | struct device_attribute *attr, char *buf) | |
bb3fe01f AA |
2128 | { |
2129 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2130 | u32 state; | |
2131 | int ret; | |
2132 | ||
2133 | ret = toshiba_usb_rapid_charge_get(toshiba, &state); | |
2134 | if (ret < 0) | |
2135 | return ret; | |
2136 | ||
2137 | return sprintf(buf, "%d\n", state); | |
2138 | } | |
2139 | ||
9d309848 AA |
2140 | static ssize_t usb_rapid_charge_store(struct device *dev, |
2141 | struct device_attribute *attr, | |
2142 | const char *buf, size_t count) | |
bb3fe01f AA |
2143 | { |
2144 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2145 | int state; | |
2146 | int ret; | |
2147 | ||
2148 | ret = kstrtoint(buf, 0, &state); | |
2149 | if (ret) | |
2150 | return ret; | |
2151 | if (state != 0 && state != 1) | |
2152 | return -EINVAL; | |
2153 | ||
2154 | ret = toshiba_usb_rapid_charge_set(toshiba, state); | |
2155 | if (ret) | |
2156 | return ret; | |
2157 | ||
2158 | return count; | |
2159 | } | |
0c3c0f10 | 2160 | static DEVICE_ATTR_RW(usb_rapid_charge); |
bb3fe01f | 2161 | |
9d309848 AA |
2162 | static ssize_t usb_sleep_music_show(struct device *dev, |
2163 | struct device_attribute *attr, char *buf) | |
172ce0a9 AA |
2164 | { |
2165 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2166 | u32 state; | |
2167 | int ret; | |
2168 | ||
2169 | ret = toshiba_usb_sleep_music_get(toshiba, &state); | |
2170 | if (ret < 0) | |
2171 | return ret; | |
2172 | ||
2173 | return sprintf(buf, "%d\n", state); | |
2174 | } | |
2175 | ||
9d309848 AA |
2176 | static ssize_t usb_sleep_music_store(struct device *dev, |
2177 | struct device_attribute *attr, | |
2178 | const char *buf, size_t count) | |
172ce0a9 AA |
2179 | { |
2180 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2181 | int state; | |
2182 | int ret; | |
2183 | ||
2184 | ret = kstrtoint(buf, 0, &state); | |
2185 | if (ret) | |
2186 | return ret; | |
2187 | if (state != 0 && state != 1) | |
2188 | return -EINVAL; | |
2189 | ||
2190 | ret = toshiba_usb_sleep_music_set(toshiba, state); | |
2191 | if (ret) | |
2192 | return ret; | |
2193 | ||
2194 | return count; | |
2195 | } | |
0c3c0f10 | 2196 | static DEVICE_ATTR_RW(usb_sleep_music); |
172ce0a9 | 2197 | |
9d309848 AA |
2198 | static ssize_t kbd_function_keys_show(struct device *dev, |
2199 | struct device_attribute *attr, char *buf) | |
bae84195 AA |
2200 | { |
2201 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2202 | int mode; | |
2203 | int ret; | |
2204 | ||
2205 | ret = toshiba_function_keys_get(toshiba, &mode); | |
2206 | if (ret < 0) | |
2207 | return ret; | |
2208 | ||
2209 | return sprintf(buf, "%d\n", mode); | |
2210 | } | |
2211 | ||
9d309848 AA |
2212 | static ssize_t kbd_function_keys_store(struct device *dev, |
2213 | struct device_attribute *attr, | |
2214 | const char *buf, size_t count) | |
bae84195 AA |
2215 | { |
2216 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2217 | int mode; | |
2218 | int ret; | |
2219 | ||
2220 | ret = kstrtoint(buf, 0, &mode); | |
2221 | if (ret) | |
2222 | return ret; | |
e0769fe6 DH |
2223 | /* |
2224 | * Check for the function keys mode where: | |
bae84195 AA |
2225 | * 0 - Normal operation (F{1-12} as usual and hotkeys via FN-F{1-12}) |
2226 | * 1 - Special functions (Opposite of the above setting) | |
2227 | */ | |
2228 | if (mode != 0 && mode != 1) | |
2229 | return -EINVAL; | |
2230 | ||
2231 | ret = toshiba_function_keys_set(toshiba, mode); | |
2232 | if (ret) | |
2233 | return ret; | |
2234 | ||
2235 | pr_info("Reboot for changes to KBD Function Keys to take effect"); | |
2236 | ||
2237 | return count; | |
2238 | } | |
0c3c0f10 | 2239 | static DEVICE_ATTR_RW(kbd_function_keys); |
bae84195 | 2240 | |
9d309848 AA |
2241 | static ssize_t panel_power_on_show(struct device *dev, |
2242 | struct device_attribute *attr, char *buf) | |
35d53cea AA |
2243 | { |
2244 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2245 | u32 state; | |
2246 | int ret; | |
2247 | ||
2248 | ret = toshiba_panel_power_on_get(toshiba, &state); | |
2249 | if (ret < 0) | |
2250 | return ret; | |
2251 | ||
2252 | return sprintf(buf, "%d\n", state); | |
2253 | } | |
2254 | ||
9d309848 AA |
2255 | static ssize_t panel_power_on_store(struct device *dev, |
2256 | struct device_attribute *attr, | |
2257 | const char *buf, size_t count) | |
35d53cea AA |
2258 | { |
2259 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2260 | int state; | |
2261 | int ret; | |
2262 | ||
2263 | ret = kstrtoint(buf, 0, &state); | |
2264 | if (ret) | |
2265 | return ret; | |
2266 | if (state != 0 && state != 1) | |
2267 | return -EINVAL; | |
2268 | ||
2269 | ret = toshiba_panel_power_on_set(toshiba, state); | |
2270 | if (ret) | |
2271 | return ret; | |
2272 | ||
2273 | pr_info("Reboot for changes to Panel Power ON to take effect"); | |
2274 | ||
2275 | return count; | |
2276 | } | |
0c3c0f10 | 2277 | static DEVICE_ATTR_RW(panel_power_on); |
35d53cea | 2278 | |
9d309848 AA |
2279 | static ssize_t usb_three_show(struct device *dev, |
2280 | struct device_attribute *attr, char *buf) | |
17fe4b3d AA |
2281 | { |
2282 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2283 | u32 state; | |
2284 | int ret; | |
2285 | ||
2286 | ret = toshiba_usb_three_get(toshiba, &state); | |
2287 | if (ret < 0) | |
2288 | return ret; | |
2289 | ||
2290 | return sprintf(buf, "%d\n", state); | |
2291 | } | |
2292 | ||
9d309848 AA |
2293 | static ssize_t usb_three_store(struct device *dev, |
2294 | struct device_attribute *attr, | |
2295 | const char *buf, size_t count) | |
17fe4b3d AA |
2296 | { |
2297 | struct toshiba_acpi_dev *toshiba = dev_get_drvdata(dev); | |
2298 | int state; | |
2299 | int ret; | |
2300 | ||
2301 | ret = kstrtoint(buf, 0, &state); | |
2302 | if (ret) | |
2303 | return ret; | |
e0769fe6 DH |
2304 | /* |
2305 | * Check for USB 3 mode where: | |
17fe4b3d AA |
2306 | * 0 - Disabled (Acts like a USB 2 port, saving power) |
2307 | * 1 - Enabled | |
2308 | */ | |
2309 | if (state != 0 && state != 1) | |
2310 | return -EINVAL; | |
2311 | ||
2312 | ret = toshiba_usb_three_set(toshiba, state); | |
2313 | if (ret) | |
2314 | return ret; | |
2315 | ||
2316 | pr_info("Reboot for changes to USB 3 to take effect"); | |
2317 | ||
2318 | return count; | |
2319 | } | |
0c3c0f10 | 2320 | static DEVICE_ATTR_RW(usb_three); |
9bd1213b AA |
2321 | |
2322 | static struct attribute *toshiba_attributes[] = { | |
2323 | &dev_attr_version.attr, | |
2324 | &dev_attr_fan.attr, | |
2325 | &dev_attr_kbd_backlight_mode.attr, | |
2326 | &dev_attr_kbd_type.attr, | |
2327 | &dev_attr_available_kbd_modes.attr, | |
2328 | &dev_attr_kbd_backlight_timeout.attr, | |
2329 | &dev_attr_touchpad.attr, | |
2330 | &dev_attr_position.attr, | |
2331 | &dev_attr_usb_sleep_charge.attr, | |
2332 | &dev_attr_sleep_functions_on_battery.attr, | |
2333 | &dev_attr_usb_rapid_charge.attr, | |
2334 | &dev_attr_usb_sleep_music.attr, | |
2335 | &dev_attr_kbd_function_keys.attr, | |
2336 | &dev_attr_panel_power_on.attr, | |
2337 | &dev_attr_usb_three.attr, | |
2338 | NULL, | |
2339 | }; | |
2340 | ||
360f0f39 AA |
2341 | static umode_t toshiba_sysfs_is_visible(struct kobject *kobj, |
2342 | struct attribute *attr, int idx) | |
2343 | { | |
2344 | struct device *dev = container_of(kobj, struct device, kobj); | |
2345 | struct toshiba_acpi_dev *drv = dev_get_drvdata(dev); | |
2346 | bool exists = true; | |
2347 | ||
94477d4c AA |
2348 | if (attr == &dev_attr_fan.attr) |
2349 | exists = (drv->fan_supported) ? true : false; | |
2350 | else if (attr == &dev_attr_kbd_backlight_mode.attr) | |
360f0f39 AA |
2351 | exists = (drv->kbd_illum_supported) ? true : false; |
2352 | else if (attr == &dev_attr_kbd_backlight_timeout.attr) | |
2353 | exists = (drv->kbd_mode == SCI_KBD_MODE_AUTO) ? true : false; | |
9d8658ac AA |
2354 | else if (attr == &dev_attr_touchpad.attr) |
2355 | exists = (drv->touchpad_supported) ? true : false; | |
5a2813e9 AA |
2356 | else if (attr == &dev_attr_position.attr) |
2357 | exists = (drv->accelerometer_supported) ? true : false; | |
e26ffe51 AA |
2358 | else if (attr == &dev_attr_usb_sleep_charge.attr) |
2359 | exists = (drv->usb_sleep_charge_supported) ? true : false; | |
182bcaa5 AA |
2360 | else if (attr == &dev_attr_sleep_functions_on_battery.attr) |
2361 | exists = (drv->usb_sleep_charge_supported) ? true : false; | |
bb3fe01f AA |
2362 | else if (attr == &dev_attr_usb_rapid_charge.attr) |
2363 | exists = (drv->usb_rapid_charge_supported) ? true : false; | |
172ce0a9 AA |
2364 | else if (attr == &dev_attr_usb_sleep_music.attr) |
2365 | exists = (drv->usb_sleep_music_supported) ? true : false; | |
bae84195 AA |
2366 | else if (attr == &dev_attr_kbd_function_keys.attr) |
2367 | exists = (drv->kbd_function_keys_supported) ? true : false; | |
35d53cea AA |
2368 | else if (attr == &dev_attr_panel_power_on.attr) |
2369 | exists = (drv->panel_power_on_supported) ? true : false; | |
17fe4b3d AA |
2370 | else if (attr == &dev_attr_usb_three.attr) |
2371 | exists = (drv->usb_three_supported) ? true : false; | |
360f0f39 AA |
2372 | |
2373 | return exists ? attr->mode : 0; | |
2374 | } | |
2375 | ||
9bd1213b AA |
2376 | static struct attribute_group toshiba_attr_group = { |
2377 | .is_visible = toshiba_sysfs_is_visible, | |
2378 | .attrs = toshiba_attributes, | |
2379 | }; | |
2380 | ||
1f28f290 AA |
2381 | /* |
2382 | * Hotkeys | |
2383 | */ | |
2384 | static int toshiba_acpi_enable_hotkeys(struct toshiba_acpi_dev *dev) | |
2385 | { | |
2386 | acpi_status status; | |
2387 | u32 result; | |
2388 | ||
2389 | status = acpi_evaluate_object(dev->acpi_dev->handle, | |
2390 | "ENAB", NULL, NULL); | |
2391 | if (ACPI_FAILURE(status)) | |
2392 | return -ENODEV; | |
2393 | ||
2394 | result = hci_write1(dev, HCI_HOTKEY_EVENT, HCI_HOTKEY_ENABLE); | |
2395 | if (result == TOS_FAILURE) | |
2396 | return -EIO; | |
2397 | else if (result == TOS_NOT_SUPPORTED) | |
2398 | return -ENODEV; | |
2399 | ||
2400 | return 0; | |
2401 | } | |
2402 | ||
fb42d1f4 AA |
2403 | static void toshiba_acpi_enable_special_functions(struct toshiba_acpi_dev *dev) |
2404 | { | |
2405 | u32 result; | |
2406 | ||
2407 | /* | |
2408 | * Re-activate the hotkeys, but this time, we are using the | |
2409 | * "Special Functions" mode. | |
2410 | */ | |
2411 | result = hci_write1(dev, HCI_HOTKEY_EVENT, | |
2412 | HCI_HOTKEY_SPECIAL_FUNCTIONS); | |
2413 | if (result != TOS_SUCCESS) | |
2414 | pr_err("Could not enable the Special Function mode\n"); | |
2415 | } | |
2416 | ||
29cd293f SF |
2417 | static bool toshiba_acpi_i8042_filter(unsigned char data, unsigned char str, |
2418 | struct serio *port) | |
2419 | { | |
98280374 | 2420 | if (str & I8042_STR_AUXDATA) |
29cd293f SF |
2421 | return false; |
2422 | ||
2423 | if (unlikely(data == 0xe0)) | |
2424 | return false; | |
2425 | ||
2426 | if ((data & 0x7f) == TOS1900_FN_SCAN) { | |
2427 | schedule_work(&toshiba_acpi->hotkey_work); | |
2428 | return true; | |
2429 | } | |
2430 | ||
2431 | return false; | |
2432 | } | |
2433 | ||
2434 | static void toshiba_acpi_hotkey_work(struct work_struct *work) | |
2435 | { | |
2436 | acpi_handle ec_handle = ec_get_handle(); | |
2437 | acpi_status status; | |
2438 | ||
2439 | if (!ec_handle) | |
2440 | return; | |
2441 | ||
2442 | status = acpi_evaluate_object(ec_handle, "NTFY", NULL, NULL); | |
2443 | if (ACPI_FAILURE(status)) | |
2444 | pr_err("ACPI NTFY method execution failed\n"); | |
2445 | } | |
2446 | ||
2447 | /* | |
2448 | * Returns hotkey scancode, or < 0 on failure. | |
2449 | */ | |
2450 | static int toshiba_acpi_query_hotkey(struct toshiba_acpi_dev *dev) | |
2451 | { | |
74facaf7 | 2452 | unsigned long long value; |
29cd293f SF |
2453 | acpi_status status; |
2454 | ||
74facaf7 ZR |
2455 | status = acpi_evaluate_integer(dev->acpi_dev->handle, "INFO", |
2456 | NULL, &value); | |
2457 | if (ACPI_FAILURE(status)) { | |
29cd293f SF |
2458 | pr_err("ACPI INFO method execution failed\n"); |
2459 | return -EIO; | |
2460 | } | |
2461 | ||
74facaf7 | 2462 | return value; |
29cd293f SF |
2463 | } |
2464 | ||
2465 | static void toshiba_acpi_report_hotkey(struct toshiba_acpi_dev *dev, | |
2466 | int scancode) | |
2467 | { | |
2468 | if (scancode == 0x100) | |
2469 | return; | |
2470 | ||
e0769fe6 | 2471 | /* Act on key press; ignore key release */ |
29cd293f SF |
2472 | if (scancode & 0x80) |
2473 | return; | |
2474 | ||
2475 | if (!sparse_keymap_report_event(dev->hotkey_dev, scancode, 1, true)) | |
2476 | pr_info("Unknown key %x\n", scancode); | |
2477 | } | |
2478 | ||
71454d78 AA |
2479 | static void toshiba_acpi_process_hotkeys(struct toshiba_acpi_dev *dev) |
2480 | { | |
2481 | u32 hci_result, value; | |
2482 | int retries = 3; | |
2483 | int scancode; | |
2484 | ||
2485 | if (dev->info_supported) { | |
2486 | scancode = toshiba_acpi_query_hotkey(dev); | |
2487 | if (scancode < 0) | |
2488 | pr_err("Failed to query hotkey event\n"); | |
2489 | else if (scancode != 0) | |
2490 | toshiba_acpi_report_hotkey(dev, scancode); | |
2491 | } else if (dev->system_event_supported) { | |
2492 | do { | |
2493 | hci_result = hci_read1(dev, HCI_SYSTEM_EVENT, &value); | |
2494 | switch (hci_result) { | |
2495 | case TOS_SUCCESS: | |
2496 | toshiba_acpi_report_hotkey(dev, (int)value); | |
2497 | break; | |
2498 | case TOS_NOT_SUPPORTED: | |
2499 | /* | |
2500 | * This is a workaround for an unresolved | |
2501 | * issue on some machines where system events | |
2502 | * sporadically become disabled. | |
2503 | */ | |
2504 | hci_result = | |
2505 | hci_write1(dev, HCI_SYSTEM_EVENT, 1); | |
2506 | pr_notice("Re-enabled hotkeys\n"); | |
e0769fe6 | 2507 | /* Fall through */ |
71454d78 AA |
2508 | default: |
2509 | retries--; | |
2510 | break; | |
2511 | } | |
2512 | } while (retries && hci_result != TOS_FIFO_EMPTY); | |
2513 | } | |
2514 | } | |
2515 | ||
b859f159 | 2516 | static int toshiba_acpi_setup_keyboard(struct toshiba_acpi_dev *dev) |
6335e4d5 | 2517 | { |
a2b3471b | 2518 | const struct key_entry *keymap = toshiba_acpi_keymap; |
e2e19606 | 2519 | acpi_handle ec_handle; |
a2b3471b | 2520 | u32 events_type; |
29cd293f | 2521 | u32 hci_result; |
a2b3471b AA |
2522 | int error; |
2523 | ||
2524 | error = toshiba_acpi_enable_hotkeys(dev); | |
2525 | if (error) | |
2526 | return error; | |
2527 | ||
2528 | error = toshiba_hotkey_event_type_get(dev, &events_type); | |
2529 | if (error) { | |
2530 | pr_err("Unable to query Hotkey Event Type\n"); | |
2531 | return error; | |
2532 | } | |
2533 | dev->hotkey_event_type = events_type; | |
6335e4d5 | 2534 | |
135740de | 2535 | dev->hotkey_dev = input_allocate_device(); |
b222cca6 | 2536 | if (!dev->hotkey_dev) |
6335e4d5 | 2537 | return -ENOMEM; |
6335e4d5 | 2538 | |
135740de | 2539 | dev->hotkey_dev->name = "Toshiba input device"; |
6e02cc7e | 2540 | dev->hotkey_dev->phys = "toshiba_acpi/input0"; |
135740de | 2541 | dev->hotkey_dev->id.bustype = BUS_HOST; |
6335e4d5 | 2542 | |
a2b3471b AA |
2543 | if (events_type == HCI_SYSTEM_TYPE1 || |
2544 | !dev->kbd_function_keys_supported) | |
2545 | keymap = toshiba_acpi_keymap; | |
2546 | else if (events_type == HCI_SYSTEM_TYPE2 || | |
2547 | dev->kbd_function_keys_supported) | |
fe808bfb | 2548 | keymap = toshiba_acpi_alt_keymap; |
a2b3471b AA |
2549 | else |
2550 | pr_info("Unknown event type received %x\n", events_type); | |
fe808bfb | 2551 | error = sparse_keymap_setup(dev->hotkey_dev, keymap, NULL); |
384a7cd9 DT |
2552 | if (error) |
2553 | goto err_free_dev; | |
2554 | ||
29cd293f SF |
2555 | /* |
2556 | * For some machines the SCI responsible for providing hotkey | |
2557 | * notification doesn't fire. We can trigger the notification | |
2558 | * whenever the Fn key is pressed using the NTFY method, if | |
2559 | * supported, so if it's present set up an i8042 key filter | |
2560 | * for this purpose. | |
2561 | */ | |
29cd293f | 2562 | ec_handle = ec_get_handle(); |
e2e19606 | 2563 | if (ec_handle && acpi_has_method(ec_handle, "NTFY")) { |
29cd293f SF |
2564 | INIT_WORK(&dev->hotkey_work, toshiba_acpi_hotkey_work); |
2565 | ||
2566 | error = i8042_install_filter(toshiba_acpi_i8042_filter); | |
2567 | if (error) { | |
2568 | pr_err("Error installing key filter\n"); | |
2569 | goto err_free_keymap; | |
2570 | } | |
2571 | ||
2572 | dev->ntfy_supported = 1; | |
2573 | } | |
2574 | ||
2575 | /* | |
2576 | * Determine hotkey query interface. Prefer using the INFO | |
2577 | * method when it is available. | |
2578 | */ | |
e2e19606 | 2579 | if (acpi_has_method(dev->acpi_dev->handle, "INFO")) |
29cd293f | 2580 | dev->info_supported = 1; |
e2e19606 | 2581 | else { |
893f3f62 | 2582 | hci_result = hci_write1(dev, HCI_SYSTEM_EVENT, 1); |
1864bbc2 | 2583 | if (hci_result == TOS_SUCCESS) |
29cd293f SF |
2584 | dev->system_event_supported = 1; |
2585 | } | |
2586 | ||
2587 | if (!dev->info_supported && !dev->system_event_supported) { | |
2588 | pr_warn("No hotkey query interface found\n"); | |
2589 | goto err_remove_filter; | |
2590 | } | |
2591 | ||
135740de | 2592 | error = input_register_device(dev->hotkey_dev); |
384a7cd9 | 2593 | if (error) { |
7e33460d | 2594 | pr_info("Unable to register input device\n"); |
29cd293f | 2595 | goto err_remove_filter; |
6335e4d5 MG |
2596 | } |
2597 | ||
2598 | return 0; | |
384a7cd9 | 2599 | |
29cd293f SF |
2600 | err_remove_filter: |
2601 | if (dev->ntfy_supported) | |
2602 | i8042_remove_filter(toshiba_acpi_i8042_filter); | |
384a7cd9 | 2603 | err_free_keymap: |
135740de | 2604 | sparse_keymap_free(dev->hotkey_dev); |
384a7cd9 | 2605 | err_free_dev: |
135740de SF |
2606 | input_free_device(dev->hotkey_dev); |
2607 | dev->hotkey_dev = NULL; | |
384a7cd9 | 2608 | return error; |
6335e4d5 MG |
2609 | } |
2610 | ||
b859f159 | 2611 | static int toshiba_acpi_setup_backlight(struct toshiba_acpi_dev *dev) |
62cce752 SF |
2612 | { |
2613 | struct backlight_properties props; | |
2614 | int brightness; | |
2615 | int ret; | |
121b7b0d | 2616 | bool enabled; |
62cce752 SF |
2617 | |
2618 | /* | |
2619 | * Some machines don't support the backlight methods at all, and | |
2620 | * others support it read-only. Either of these is pretty useless, | |
2621 | * so only register the backlight device if the backlight method | |
2622 | * supports both reads and writes. | |
2623 | */ | |
2624 | brightness = __get_lcd_brightness(dev); | |
2625 | if (brightness < 0) | |
2626 | return 0; | |
2627 | ret = set_lcd_brightness(dev, brightness); | |
2628 | if (ret) { | |
2629 | pr_debug("Backlight method is read-only, disabling backlight support\n"); | |
2630 | return 0; | |
2631 | } | |
2632 | ||
121b7b0d AI |
2633 | /* Determine whether or not BIOS supports transflective backlight */ |
2634 | ret = get_tr_backlight_status(dev, &enabled); | |
2635 | dev->tr_backlight_supported = !ret; | |
2636 | ||
358d6a2c HG |
2637 | /* |
2638 | * Tell acpi-video-detect code to prefer vendor backlight on all | |
2639 | * systems with transflective backlight and on dmi matched systems. | |
2640 | */ | |
2641 | if (dev->tr_backlight_supported || | |
2642 | dmi_check_system(toshiba_vendor_backlight_dmi)) | |
2643 | acpi_video_dmi_promote_vendor(); | |
2644 | ||
2645 | if (acpi_video_backlight_support()) | |
2646 | return 0; | |
2647 | ||
2648 | /* acpi-video may have loaded before we called dmi_promote_vendor() */ | |
2649 | acpi_video_unregister_backlight(); | |
2650 | ||
53039f22 | 2651 | memset(&props, 0, sizeof(props)); |
62cce752 SF |
2652 | props.type = BACKLIGHT_PLATFORM; |
2653 | props.max_brightness = HCI_LCD_BRIGHTNESS_LEVELS - 1; | |
62cce752 | 2654 | |
e0769fe6 | 2655 | /* Adding an extra level and having 0 change to transflective mode */ |
121b7b0d AI |
2656 | if (dev->tr_backlight_supported) |
2657 | props.max_brightness++; | |
2658 | ||
62cce752 SF |
2659 | dev->backlight_dev = backlight_device_register("toshiba", |
2660 | &dev->acpi_dev->dev, | |
2661 | dev, | |
2662 | &toshiba_backlight_data, | |
2663 | &props); | |
2664 | if (IS_ERR(dev->backlight_dev)) { | |
2665 | ret = PTR_ERR(dev->backlight_dev); | |
2666 | pr_err("Could not register toshiba backlight device\n"); | |
2667 | dev->backlight_dev = NULL; | |
2668 | return ret; | |
2669 | } | |
2670 | ||
2671 | dev->backlight_dev->props.brightness = brightness; | |
2672 | return 0; | |
2673 | } | |
2674 | ||
51fac838 | 2675 | static int toshiba_acpi_remove(struct acpi_device *acpi_dev) |
c9263557 | 2676 | { |
135740de | 2677 | struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev); |
6335e4d5 | 2678 | |
36d03f93 | 2679 | remove_toshiba_proc_entries(dev); |
ea6b31f4 | 2680 | |
360f0f39 AA |
2681 | if (dev->sysfs_created) |
2682 | sysfs_remove_group(&dev->acpi_dev->dev.kobj, | |
2683 | &toshiba_attr_group); | |
c41a40c5 | 2684 | |
29cd293f SF |
2685 | if (dev->ntfy_supported) { |
2686 | i8042_remove_filter(toshiba_acpi_i8042_filter); | |
2687 | cancel_work_sync(&dev->hotkey_work); | |
2688 | } | |
2689 | ||
135740de SF |
2690 | if (dev->hotkey_dev) { |
2691 | input_unregister_device(dev->hotkey_dev); | |
2692 | sparse_keymap_free(dev->hotkey_dev); | |
2693 | } | |
c9263557 | 2694 | |
135740de SF |
2695 | if (dev->bt_rfk) { |
2696 | rfkill_unregister(dev->bt_rfk); | |
2697 | rfkill_destroy(dev->bt_rfk); | |
2698 | } | |
c9263557 | 2699 | |
00981810 | 2700 | backlight_device_unregister(dev->backlight_dev); |
c9263557 | 2701 | |
36d03f93 | 2702 | if (dev->illumination_supported) |
135740de | 2703 | led_classdev_unregister(&dev->led_dev); |
ea6b31f4 | 2704 | |
360f0f39 AA |
2705 | if (dev->kbd_led_registered) |
2706 | led_classdev_unregister(&dev->kbd_led); | |
ea6b31f4 | 2707 | |
def6c4e2 AA |
2708 | if (dev->eco_supported) |
2709 | led_classdev_unregister(&dev->eco_led); | |
6c3f6e6c | 2710 | |
29cd293f SF |
2711 | if (toshiba_acpi) |
2712 | toshiba_acpi = NULL; | |
2713 | ||
135740de | 2714 | kfree(dev); |
c41a40c5 | 2715 | |
135740de | 2716 | return 0; |
c9263557 HM |
2717 | } |
2718 | ||
b859f159 | 2719 | static const char *find_hci_method(acpi_handle handle) |
a540d6b5 | 2720 | { |
e2e19606 | 2721 | if (acpi_has_method(handle, "GHCI")) |
a540d6b5 SF |
2722 | return "GHCI"; |
2723 | ||
e2e19606 | 2724 | if (acpi_has_method(handle, "SPFC")) |
a540d6b5 SF |
2725 | return "SPFC"; |
2726 | ||
2727 | return NULL; | |
2728 | } | |
2729 | ||
b859f159 | 2730 | static int toshiba_acpi_add(struct acpi_device *acpi_dev) |
1da177e4 | 2731 | { |
135740de | 2732 | struct toshiba_acpi_dev *dev; |
a540d6b5 | 2733 | const char *hci_method; |
fb42d1f4 | 2734 | u32 special_functions; |
36d03f93 | 2735 | u32 dummy; |
c41a40c5 | 2736 | bool bt_present; |
c41a40c5 | 2737 | int ret = 0; |
1da177e4 | 2738 | |
29cd293f SF |
2739 | if (toshiba_acpi) |
2740 | return -EBUSY; | |
2741 | ||
135740de SF |
2742 | pr_info("Toshiba Laptop ACPI Extras version %s\n", |
2743 | TOSHIBA_ACPI_VERSION); | |
2744 | ||
a540d6b5 SF |
2745 | hci_method = find_hci_method(acpi_dev->handle); |
2746 | if (!hci_method) { | |
2747 | pr_err("HCI interface not found\n"); | |
6e02cc7e | 2748 | return -ENODEV; |
a540d6b5 | 2749 | } |
6e02cc7e | 2750 | |
135740de SF |
2751 | dev = kzalloc(sizeof(*dev), GFP_KERNEL); |
2752 | if (!dev) | |
2753 | return -ENOMEM; | |
2754 | dev->acpi_dev = acpi_dev; | |
a540d6b5 | 2755 | dev->method_hci = hci_method; |
135740de | 2756 | acpi_dev->driver_data = dev; |
360f0f39 | 2757 | dev_set_drvdata(&acpi_dev->dev, dev); |
fb9802fa | 2758 | |
a2b3471b AA |
2759 | /* Query the BIOS for supported features */ |
2760 | ||
2761 | /* | |
2762 | * The "Special Functions" are always supported by the laptops | |
2763 | * with the new keyboard layout, query for its presence to help | |
2764 | * determine the keymap layout to use. | |
2765 | */ | |
fb42d1f4 | 2766 | ret = toshiba_function_keys_get(dev, &special_functions); |
a2b3471b AA |
2767 | dev->kbd_function_keys_supported = !ret; |
2768 | ||
6e02cc7e SF |
2769 | if (toshiba_acpi_setup_keyboard(dev)) |
2770 | pr_info("Unable to activate hotkeys\n"); | |
135740de SF |
2771 | |
2772 | mutex_init(&dev->mutex); | |
1da177e4 | 2773 | |
62cce752 SF |
2774 | ret = toshiba_acpi_setup_backlight(dev); |
2775 | if (ret) | |
135740de | 2776 | goto error; |
1da177e4 | 2777 | |
c41a40c5 | 2778 | /* Register rfkill switch for Bluetooth */ |
1864bbc2 | 2779 | if (hci_get_bt_present(dev, &bt_present) == TOS_SUCCESS && bt_present) { |
135740de SF |
2780 | dev->bt_rfk = rfkill_alloc("Toshiba Bluetooth", |
2781 | &acpi_dev->dev, | |
2782 | RFKILL_TYPE_BLUETOOTH, | |
2783 | &toshiba_rfk_ops, | |
2784 | dev); | |
2785 | if (!dev->bt_rfk) { | |
7e33460d | 2786 | pr_err("unable to allocate rfkill device\n"); |
135740de SF |
2787 | ret = -ENOMEM; |
2788 | goto error; | |
c41a40c5 | 2789 | } |
2790 | ||
135740de | 2791 | ret = rfkill_register(dev->bt_rfk); |
c41a40c5 | 2792 | if (ret) { |
7e33460d | 2793 | pr_err("unable to register rfkill device\n"); |
135740de SF |
2794 | rfkill_destroy(dev->bt_rfk); |
2795 | goto error; | |
38aefbc5 | 2796 | } |
c41a40c5 | 2797 | } |
2798 | ||
135740de SF |
2799 | if (toshiba_illumination_available(dev)) { |
2800 | dev->led_dev.name = "toshiba::illumination"; | |
2801 | dev->led_dev.max_brightness = 1; | |
2802 | dev->led_dev.brightness_set = toshiba_illumination_set; | |
2803 | dev->led_dev.brightness_get = toshiba_illumination_get; | |
2804 | if (!led_classdev_register(&acpi_dev->dev, &dev->led_dev)) | |
36d03f93 | 2805 | dev->illumination_supported = 1; |
6c3f6e6c | 2806 | } |
ea6b31f4 | 2807 | |
def6c4e2 AA |
2808 | if (toshiba_eco_mode_available(dev)) { |
2809 | dev->eco_led.name = "toshiba::eco_mode"; | |
2810 | dev->eco_led.max_brightness = 1; | |
2811 | dev->eco_led.brightness_set = toshiba_eco_mode_set_status; | |
2812 | dev->eco_led.brightness_get = toshiba_eco_mode_get_status; | |
2813 | if (!led_classdev_register(&dev->acpi_dev->dev, &dev->eco_led)) | |
2814 | dev->eco_supported = 1; | |
2815 | } | |
ea6b31f4 | 2816 | |
93f8c16d | 2817 | dev->kbd_illum_supported = toshiba_kbd_illum_available(dev); |
360f0f39 AA |
2818 | /* |
2819 | * Only register the LED if KBD illumination is supported | |
2820 | * and the keyboard backlight operation mode is set to FN-Z | |
2821 | */ | |
2822 | if (dev->kbd_illum_supported && dev->kbd_mode == SCI_KBD_MODE_FNZ) { | |
2823 | dev->kbd_led.name = "toshiba::kbd_backlight"; | |
2824 | dev->kbd_led.max_brightness = 1; | |
2825 | dev->kbd_led.brightness_set = toshiba_kbd_backlight_set; | |
2826 | dev->kbd_led.brightness_get = toshiba_kbd_backlight_get; | |
2827 | if (!led_classdev_register(&dev->acpi_dev->dev, &dev->kbd_led)) | |
2828 | dev->kbd_led_registered = 1; | |
2829 | } | |
ea6b31f4 | 2830 | |
9d8658ac AA |
2831 | ret = toshiba_touchpad_get(dev, &dummy); |
2832 | dev->touchpad_supported = !ret; | |
ea6b31f4 | 2833 | |
5a2813e9 AA |
2834 | ret = toshiba_accelerometer_supported(dev); |
2835 | dev->accelerometer_supported = !ret; | |
6c3f6e6c | 2836 | |
c8c91842 | 2837 | toshiba_usb_sleep_charge_available(dev); |
e26ffe51 | 2838 | |
bb3fe01f AA |
2839 | ret = toshiba_usb_rapid_charge_get(dev, &dummy); |
2840 | dev->usb_rapid_charge_supported = !ret; | |
2841 | ||
172ce0a9 AA |
2842 | ret = toshiba_usb_sleep_music_get(dev, &dummy); |
2843 | dev->usb_sleep_music_supported = !ret; | |
2844 | ||
35d53cea AA |
2845 | ret = toshiba_panel_power_on_get(dev, &dummy); |
2846 | dev->panel_power_on_supported = !ret; | |
2847 | ||
17fe4b3d AA |
2848 | ret = toshiba_usb_three_get(dev, &dummy); |
2849 | dev->usb_three_supported = !ret; | |
2850 | ||
36d03f93 SF |
2851 | ret = get_video_status(dev, &dummy); |
2852 | dev->video_supported = !ret; | |
2853 | ||
2854 | ret = get_fan_status(dev, &dummy); | |
2855 | dev->fan_supported = !ret; | |
2856 | ||
fb42d1f4 AA |
2857 | /* |
2858 | * Enable the "Special Functions" mode only if they are | |
2859 | * supported and if they are activated. | |
2860 | */ | |
2861 | if (dev->kbd_function_keys_supported && special_functions) | |
2862 | toshiba_acpi_enable_special_functions(dev); | |
2863 | ||
360f0f39 AA |
2864 | ret = sysfs_create_group(&dev->acpi_dev->dev.kobj, |
2865 | &toshiba_attr_group); | |
2866 | if (ret) { | |
2867 | dev->sysfs_created = 0; | |
2868 | goto error; | |
2869 | } | |
2870 | dev->sysfs_created = !ret; | |
2871 | ||
36d03f93 SF |
2872 | create_toshiba_proc_entries(dev); |
2873 | ||
29cd293f SF |
2874 | toshiba_acpi = dev; |
2875 | ||
c41a40c5 | 2876 | return 0; |
135740de SF |
2877 | |
2878 | error: | |
51fac838 | 2879 | toshiba_acpi_remove(acpi_dev); |
135740de SF |
2880 | return ret; |
2881 | } | |
2882 | ||
2883 | static void toshiba_acpi_notify(struct acpi_device *acpi_dev, u32 event) | |
2884 | { | |
2885 | struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev); | |
80546905 | 2886 | int ret; |
135740de | 2887 | |
71454d78 AA |
2888 | switch (event) { |
2889 | case 0x80: /* Hotkeys and some system events */ | |
2890 | toshiba_acpi_process_hotkeys(dev); | |
2891 | break; | |
bab09e23 AA |
2892 | case 0x81: /* Dock events */ |
2893 | case 0x82: | |
2894 | case 0x83: | |
2895 | pr_info("Dock event received %x\n", event); | |
2896 | break; | |
2897 | case 0x88: /* Thermal events */ | |
2898 | pr_info("Thermal event received\n"); | |
2899 | break; | |
2900 | case 0x8f: /* LID closed */ | |
2901 | case 0x90: /* LID is closed and Dock has been ejected */ | |
2902 | break; | |
2903 | case 0x8c: /* SATA power events */ | |
2904 | case 0x8b: | |
2905 | pr_info("SATA power event received %x\n", event); | |
2906 | break; | |
80546905 AA |
2907 | case 0x92: /* Keyboard backlight mode changed */ |
2908 | /* Update sysfs entries */ | |
2909 | ret = sysfs_update_group(&acpi_dev->dev.kobj, | |
2910 | &toshiba_attr_group); | |
2911 | if (ret) | |
2912 | pr_err("Unable to update sysfs entries\n"); | |
2913 | break; | |
bab09e23 AA |
2914 | case 0x85: /* Unknown */ |
2915 | case 0x8d: /* Unknown */ | |
71454d78 | 2916 | case 0x8e: /* Unknown */ |
bab09e23 AA |
2917 | case 0x94: /* Unknown */ |
2918 | case 0x95: /* Unknown */ | |
71454d78 AA |
2919 | default: |
2920 | pr_info("Unknown event received %x\n", event); | |
2921 | break; | |
29cd293f | 2922 | } |
bab09e23 AA |
2923 | |
2924 | acpi_bus_generate_netlink_event(acpi_dev->pnp.device_class, | |
2925 | dev_name(&acpi_dev->dev), | |
2926 | event, 0); | |
135740de SF |
2927 | } |
2928 | ||
3567a4e2 | 2929 | #ifdef CONFIG_PM_SLEEP |
43d2fd3b | 2930 | static int toshiba_acpi_suspend(struct device *device) |
29cd293f | 2931 | { |
43d2fd3b | 2932 | struct toshiba_acpi_dev *dev = acpi_driver_data(to_acpi_device(device)); |
29cd293f SF |
2933 | u32 result; |
2934 | ||
2935 | if (dev->hotkey_dev) | |
893f3f62 | 2936 | result = hci_write1(dev, HCI_HOTKEY_EVENT, HCI_HOTKEY_DISABLE); |
29cd293f SF |
2937 | |
2938 | return 0; | |
2939 | } | |
2940 | ||
43d2fd3b | 2941 | static int toshiba_acpi_resume(struct device *device) |
29cd293f | 2942 | { |
43d2fd3b | 2943 | struct toshiba_acpi_dev *dev = acpi_driver_data(to_acpi_device(device)); |
1f28f290 | 2944 | int error; |
e7fdb762 BT |
2945 | |
2946 | if (dev->hotkey_dev) { | |
1f28f290 AA |
2947 | error = toshiba_acpi_enable_hotkeys(dev); |
2948 | if (error) | |
e7fdb762 | 2949 | pr_info("Unable to re-enable hotkeys\n"); |
e7fdb762 | 2950 | } |
29cd293f SF |
2951 | |
2952 | return 0; | |
2953 | } | |
3567a4e2 | 2954 | #endif |
135740de | 2955 | |
43d2fd3b RW |
2956 | static SIMPLE_DEV_PM_OPS(toshiba_acpi_pm, |
2957 | toshiba_acpi_suspend, toshiba_acpi_resume); | |
2958 | ||
135740de SF |
2959 | static struct acpi_driver toshiba_acpi_driver = { |
2960 | .name = "Toshiba ACPI driver", | |
2961 | .owner = THIS_MODULE, | |
2962 | .ids = toshiba_device_ids, | |
2963 | .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS, | |
2964 | .ops = { | |
2965 | .add = toshiba_acpi_add, | |
2966 | .remove = toshiba_acpi_remove, | |
2967 | .notify = toshiba_acpi_notify, | |
2968 | }, | |
43d2fd3b | 2969 | .drv.pm = &toshiba_acpi_pm, |
135740de SF |
2970 | }; |
2971 | ||
2972 | static int __init toshiba_acpi_init(void) | |
2973 | { | |
2974 | int ret; | |
2975 | ||
f11f999e SF |
2976 | /* |
2977 | * Machines with this WMI guid aren't supported due to bugs in | |
2978 | * their AML. This check relies on wmi initializing before | |
2979 | * toshiba_acpi to guarantee guids have been identified. | |
2980 | */ | |
2981 | if (wmi_has_guid(TOSHIBA_WMI_EVENT_GUID)) | |
2982 | return -ENODEV; | |
2983 | ||
135740de SF |
2984 | toshiba_proc_dir = proc_mkdir(PROC_TOSHIBA, acpi_root_dir); |
2985 | if (!toshiba_proc_dir) { | |
2986 | pr_err("Unable to create proc dir " PROC_TOSHIBA "\n"); | |
2987 | return -ENODEV; | |
2988 | } | |
2989 | ||
2990 | ret = acpi_bus_register_driver(&toshiba_acpi_driver); | |
2991 | if (ret) { | |
2992 | pr_err("Failed to register ACPI driver: %d\n", ret); | |
2993 | remove_proc_entry(PROC_TOSHIBA, acpi_root_dir); | |
2994 | } | |
2995 | ||
2996 | return ret; | |
2997 | } | |
2998 | ||
2999 | static void __exit toshiba_acpi_exit(void) | |
3000 | { | |
3001 | acpi_bus_unregister_driver(&toshiba_acpi_driver); | |
3002 | if (toshiba_proc_dir) | |
3003 | remove_proc_entry(PROC_TOSHIBA, acpi_root_dir); | |
1da177e4 LT |
3004 | } |
3005 | ||
3006 | module_init(toshiba_acpi_init); | |
3007 | module_exit(toshiba_acpi_exit); |