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Replace <asm/uaccess.h> with <linux/uaccess.h> globally
[mirror_ubuntu-hirsute-kernel.git] / drivers / platform / x86 / sony-laptop.c
CommitLineData
7f09c432 1/*
33a04454 2 * ACPI Sony Notebook Control Driver (SNC and SPIC)
7f09c432
SP		 3 *
4 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
37418347 5 * Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it>
7f09c432
SP		 6 *
7 * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
8 * which are copyrighted by their respective authors.
9 *
33a04454 10 * The SNY6001 driver part is based on the sonypi driver which includes
11 * material from:
12 *
13 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
14 *
15 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
16 *
db955170 17 * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
33a04454 18 *
19 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
20 *
21 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
22 *
23 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
24 *
25 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
26 *
27 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
28 *
7f09c432
SP		 29 * This program is free software; you can redistribute it and/or modify
30 * it under the terms of the GNU General Public License as published by
31 * the Free Software Foundation; either version 2 of the License, or
32 * (at your option) any later version.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
42 *
43 */
44
50f581a4
JP		 45#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
46
7f09c432
SP		 47#include <linux/kernel.h>
48#include <linux/module.h>
49#include <linux/moduleparam.h>
50#include <linux/init.h>
51#include <linux/types.h>
50f62afb 52#include <linux/backlight.h>
ed3aa4b7 53#include <linux/platform_device.h>
50f62afb 54#include <linux/err.h>
33a04454 55#include <linux/dmi.h>
56#include <linux/pci.h>
57#include <linux/interrupt.h>
58#include <linux/delay.h>
59#include <linux/input.h>
60#include <linux/kfifo.h>
61#include <linux/workqueue.h>
62#include <linux/acpi.h>
5a0e3ad6 63#include <linux/slab.h>
33a04454 64#include <linux/sonypi.h>
1ce82c14 65#include <linux/sony-laptop.h>
6cc056bc 66#include <linux/rfkill.h>
a64e62a0 67#ifdef CONFIG_SONYPI_COMPAT
7b153f36 68#include <linux/poll.h>
69#include <linux/miscdevice.h>
70#endif
7c0f6ba6 71#include <linux/uaccess.h>
56d5c34a 72#include <acpi/video.h>
7f09c432 73
50f581a4
JP		 74#define dprintk(fmt, ...) \
75do { \
76 if (debug) \
77 pr_warn(fmt, ##__VA_ARGS__); \
b9a218b7 78} while (0)
79
33a04454 80#define SONY_NC_CLASS "sony-nc"
59b19106 81#define SONY_NC_HID "SNY5001"
f6119b02 82#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
50f62afb 83
33a04454 84#define SONY_PIC_CLASS "sony-pic"
85#define SONY_PIC_HID "SNY6001"
f6119b02 86#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
7f09c432 87
ed3aa4b7 88MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
33a04454 89MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
7f09c432
SP		 90MODULE_LICENSE("GPL");
91
92static int debug;
93module_param(debug, int, 0);
94MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
a02d1c1d 95 "the development of this driver");
7f09c432 96
33a04454 97static int no_spic; /* = 0 */
98module_param(no_spic, int, 0444);
99MODULE_PARM_DESC(no_spic,
100 "set this if you don't want to enable the SPIC device");
101
102static int compat; /* = 0 */
103module_param(compat, int, 0444);
104MODULE_PARM_DESC(compat,
7b153f36 105 "set this if you want to enable backward compatibility mode");
33a04454 106
107static unsigned long mask = 0xffffffff;
108module_param(mask, ulong, 0644);
109MODULE_PARM_DESC(mask,
110 "set this to the mask of event you want to enable (see doc)");
111
5f3d2898 112static int camera; /* = 0 */
113module_param(camera, int, 0444);
114MODULE_PARM_DESC(camera,
115 "set this to 1 to enable Motion Eye camera controls "
116 "(only use it if you have a C1VE or C1VN model)");
117
a64e62a0 118#ifdef CONFIG_SONYPI_COMPAT
7b153f36 119static int minor = -1;
120module_param(minor, int, 0);
121MODULE_PARM_DESC(minor,
122 "minor number of the misc device for the SPIC compatibility code, "
123 "default is -1 (automatic)");
124#endif
125
294d31e8 126static int kbd_backlight = -1;
bf155714
MD		 127module_param(kbd_backlight, int, 0444);
128MODULE_PARM_DESC(kbd_backlight,
129 "set this to 0 to disable keyboard backlight, "
0380d471
JA		 130 "1 to enable it with automatic control and 2 to have it always "
131 "on (default: no change from current value)");
bf155714 132
294d31e8 133static int kbd_backlight_timeout = -1;
bf155714
MD		 134module_param(kbd_backlight_timeout, int, 0444);
135MODULE_PARM_DESC(kbd_backlight_timeout,
294d31e8
MD		 136 "meaningful values vary from 0 to 3 and their meaning depends "
137 "on the model (default: no change from current value)");
bf155714 138
3567a4e2 139#ifdef CONFIG_PM_SLEEP
3567a4e2
RW		 140static void sony_nc_thermal_resume(void);
141#endif
aa33924f
MC		 142static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
143 unsigned int handle);
1d885f42
MD		 144static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd,
145 unsigned int handle);
df410d52 146
967145a0
MC		 147static int sony_nc_battery_care_setup(struct platform_device *pd,
148 unsigned int handle);
149static void sony_nc_battery_care_cleanup(struct platform_device *pd);
150
49f000ad
MC		 151static int sony_nc_thermal_setup(struct platform_device *pd);
152static void sony_nc_thermal_cleanup(struct platform_device *pd);
49f000ad 153
35312076
JA		 154static int sony_nc_lid_resume_setup(struct platform_device *pd,
155 unsigned int handle);
54535d08
MC		 156static void sony_nc_lid_resume_cleanup(struct platform_device *pd);
157
3a7abcd8
MD		 158static int sony_nc_gfx_switch_setup(struct platform_device *pd,
159 unsigned int handle);
160static void sony_nc_gfx_switch_cleanup(struct platform_device *pd);
161static int __sony_nc_gfx_switch_status_get(void);
162
88bf1706
MC		 163static int sony_nc_highspeed_charging_setup(struct platform_device *pd);
164static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd);
165
168de1ad
JA		 166static int sony_nc_lowbatt_setup(struct platform_device *pd);
167static void sony_nc_lowbatt_cleanup(struct platform_device *pd);
168
c62f1539
JA		 169static int sony_nc_fanspeed_setup(struct platform_device *pd);
170static void sony_nc_fanspeed_cleanup(struct platform_device *pd);
171
2a26f341
JA		 172static int sony_nc_usb_charge_setup(struct platform_device *pd);
173static void sony_nc_usb_charge_cleanup(struct platform_device *pd);
174
9e04c908
JA		 175static int sony_nc_panelid_setup(struct platform_device *pd);
176static void sony_nc_panelid_cleanup(struct platform_device *pd);
177
d58dc780
JA		 178static int sony_nc_smart_conn_setup(struct platform_device *pd);
179static void sony_nc_smart_conn_cleanup(struct platform_device *pd);
180
2b8791c4
MC		 181static int sony_nc_touchpad_setup(struct platform_device *pd,
182 unsigned int handle);
183static void sony_nc_touchpad_cleanup(struct platform_device *pd);
184
6cc056bc
MG		 185enum sony_nc_rfkill {
186 SONY_WIFI,
187 SONY_BLUETOOTH,
188 SONY_WWAN,
189 SONY_WIMAX,
19d337df 190 N_SONY_RFKILL,
6cc056bc
MG		 191};
192
d5a664a3 193static int sony_rfkill_handle;
19d337df
JB		 194static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
195static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
a1e73632
MC		 196static int sony_nc_rfkill_setup(struct acpi_device *device,
197 unsigned int handle);
5fe801a7 198static void sony_nc_rfkill_cleanup(void);
6cc056bc
MG		 199static void sony_nc_rfkill_update(void);
200
1549ee6f 201/*********** Input Devices ***********/
202
203#define SONY_LAPTOP_BUF_SIZE 128
204struct sony_laptop_input_s {
205 atomic_t users;
206 struct input_dev *jog_dev;
207 struct input_dev *key_dev;
45465487 208 struct kfifo fifo;
1549ee6f 209 spinlock_t fifo_lock;
cffdde99 210 struct timer_list release_key_timer;
1549ee6f 211};
6cc056bc 212
1549ee6f 213static struct sony_laptop_input_s sony_laptop_input = {
214 .users = ATOMIC_INIT(0),
215};
216
217struct sony_laptop_keypress {
218 struct input_dev *dev;
219 int key;
220};
221
bc57f865
MD		 222/* Correspondance table between sonypi events
223 * and input layer indexes in the keymap
224 */
225static int sony_laptop_input_index[] = {
3eb8749a
MD		 226 -1, /* 0 no event */
227 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
228 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
229 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
230 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
231 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
232 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
233 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
234 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
235 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
236 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
237 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
238 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
239 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
240 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
241 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
242 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
243 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
244 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
245 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
246 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
247 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
248 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
249 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
250 17, /* 24 SONYPI_EVENT_FNKEY_1 */
251 18, /* 25 SONYPI_EVENT_FNKEY_2 */
252 19, /* 26 SONYPI_EVENT_FNKEY_D */
253 20, /* 27 SONYPI_EVENT_FNKEY_E */
254 21, /* 28 SONYPI_EVENT_FNKEY_F */
255 22, /* 29 SONYPI_EVENT_FNKEY_S */
256 23, /* 30 SONYPI_EVENT_FNKEY_B */
257 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
258 25, /* 32 SONYPI_EVENT_PKEY_P1 */
259 26, /* 33 SONYPI_EVENT_PKEY_P2 */
260 27, /* 34 SONYPI_EVENT_PKEY_P3 */
261 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
262 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
263 -1, /* 37 SONYPI_EVENT_LID_OPENED */
264 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
265 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
266 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
267 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
268 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
269 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
270 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
271 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
272 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
273 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
274 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
275 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
276 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
277 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
278 43, /* 52 SONYPI_EVENT_MEYE_FACE */
279 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
280 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
281 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
282 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
283 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
284 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
285 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
286 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
287 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
288 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
289 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
9b57896e 290 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
45c7942b
MG		 291 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
292 53, /* 66 SONYPI_EVENT_PKEY_P4 */
293 54, /* 67 SONYPI_EVENT_PKEY_P5 */
294 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 295 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
296 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
297 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
4f924ba5 298 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
1a7d9469 299 59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */
bc57f865
MD		 300};
301
302static int sony_laptop_input_keycode_map[] = {
303 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
304 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
305 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
306 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
307 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
308 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
309 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
310 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
311 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
312 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
313 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
314 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
315 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
316 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
317 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
318 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
319 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
a825bc87
SG		 320 KEY_FN_1, /* 17 SONYPI_EVENT_FNKEY_1 */
321 KEY_FN_2, /* 18 SONYPI_EVENT_FNKEY_2 */
bc57f865
MD		 322 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
323 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
324 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
325 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
326 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
327 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
328 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
329 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
330 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
331 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
332 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
333 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
334 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
335 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
336 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
337 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
338 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
339 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
340 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
341 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
342 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
343 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
344 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
345 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
346 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
347 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
348 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
349 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
350 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
351 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 352 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 353 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 354 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
355 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
356 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
357 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
358 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 359 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
360 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
4f924ba5 361 KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
1a7d9469 362 KEY_VENDOR, /* 59 SONYPI_EVENT_VENDOR_PRESSED */
1549ee6f 363};
364
365/* release buttons after a short delay if pressed */
cffdde99 366static void do_sony_laptop_release_key(unsigned long unused)
1549ee6f 367{
368 struct sony_laptop_keypress kp;
9593bd07 369 unsigned long flags;
1549ee6f 370
9593bd07
DT		 371 spin_lock_irqsave(&sony_laptop_input.fifo_lock, flags);
372
373 if (kfifo_out(&sony_laptop_input.fifo,
374 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
1549ee6f 375 input_report_key(kp.dev, kp.key, 0);
376 input_sync(kp.dev);
377 }
9593bd07
DT		 378
379 /* If there is something in the fifo schedule next release. */
380 if (kfifo_len(&sony_laptop_input.fifo) != 0)
cffdde99
DT		 381 mod_timer(&sony_laptop_input.release_key_timer,
382 jiffies + msecs_to_jiffies(10));
9593bd07
DT		 383
384 spin_unlock_irqrestore(&sony_laptop_input.fifo_lock, flags);
1549ee6f 385}
1549ee6f 386
3a4fa0a2 387/* forward event to the input subsystem */
1549ee6f 388static void sony_laptop_report_input_event(u8 event)
389{
390 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
391 struct input_dev *key_dev = sony_laptop_input.key_dev;
392 struct sony_laptop_keypress kp = { NULL };
747a562f 393 int scancode = -1;
1549ee6f 394
a83021a2
AT		 395 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
396 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
1549ee6f 397 /* Nothing, not all VAIOs generate this event */
398 return;
399 }
400
401 /* report events */
402 switch (event) {
403 /* jog_dev events */
404 case SONYPI_EVENT_JOGDIAL_UP:
405 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
406 input_report_rel(jog_dev, REL_WHEEL, 1);
407 input_sync(jog_dev);
408 return;
409
410 case SONYPI_EVENT_JOGDIAL_DOWN:
411 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
412 input_report_rel(jog_dev, REL_WHEEL, -1);
413 input_sync(jog_dev);
414 return;
415
416 /* key_dev events */
417 case SONYPI_EVENT_JOGDIAL_PRESSED:
418 kp.key = BTN_MIDDLE;
419 kp.dev = jog_dev;
420 break;
421
422 default:
d399d130 423 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 424 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
425 break;
426 }
747a562f
JH		 427 if ((scancode = sony_laptop_input_index[event]) != -1) {
428 kp.key = sony_laptop_input_keycode_map[scancode];
bc57f865 429 if (kp.key != KEY_UNKNOWN)
1549ee6f 430 kp.dev = key_dev;
bc57f865 431 }
1549ee6f 432 break;
433 }
434
435 if (kp.dev) {
747a562f
JH		 436 /* if we have a scancode we emit it so we can always
437 remap the key */
438 if (scancode != -1)
439 input_event(kp.dev, EV_MSC, MSC_SCAN, scancode);
1549ee6f 440 input_report_key(kp.dev, kp.key, 1);
441 input_sync(kp.dev);
1549ee6f 442
9593bd07
DT		 443 /* schedule key release */
444 kfifo_in_locked(&sony_laptop_input.fifo,
445 (unsigned char *)&kp, sizeof(kp),
446 &sony_laptop_input.fifo_lock);
cffdde99
DT		 447 mod_timer(&sony_laptop_input.release_key_timer,
448 jiffies + msecs_to_jiffies(10));
1549ee6f 449 } else
450 dprintk("unknown input event %.2x\n", event);
451}
452
2e4d242c 453static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 454{
455 struct input_dev *jog_dev;
456 struct input_dev *key_dev;
457 int i;
458 int error;
459
460 /* don't run again if already initialized */
461 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
462 return 0;
463
464 /* kfifo */
465 spin_lock_init(&sony_laptop_input.fifo_lock);
9593bd07
DT		 466 error = kfifo_alloc(&sony_laptop_input.fifo,
467 SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
45465487 468 if (error) {
50f581a4 469 pr_err("kfifo_alloc failed\n");
1549ee6f 470 goto err_dec_users;
471 }
472
cffdde99
DT		 473 setup_timer(&sony_laptop_input.release_key_timer,
474 do_sony_laptop_release_key, 0);
1549ee6f 475
476 /* input keys */
477 key_dev = input_allocate_device();
478 if (!key_dev) {
479 error = -ENOMEM;
9593bd07 480 goto err_free_kfifo;
1549ee6f 481 }
482
483 key_dev->name = "Sony Vaio Keys";
484 key_dev->id.bustype = BUS_ISA;
485 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 486 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 487
488 /* Initialize the Input Drivers: special keys */
c45bc9d6
DT		 489 input_set_capability(key_dev, EV_MSC, MSC_SCAN);
490
491 __set_bit(EV_KEY, key_dev->evbit);
bc57f865
MD		 492 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
493 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
494 key_dev->keycode = &sony_laptop_input_keycode_map;
c45bc9d6
DT		 495 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++)
496 __set_bit(sony_laptop_input_keycode_map[i], key_dev->keybit);
497 __clear_bit(KEY_RESERVED, key_dev->keybit);
1549ee6f 498
499 error = input_register_device(key_dev);
500 if (error)
501 goto err_free_keydev;
502
503 sony_laptop_input.key_dev = key_dev;
504
505 /* jogdial */
506 jog_dev = input_allocate_device();
507 if (!jog_dev) {
508 error = -ENOMEM;
509 goto err_unregister_keydev;
510 }
511
512 jog_dev->name = "Sony Vaio Jogdial";
513 jog_dev->id.bustype = BUS_ISA;
514 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
747a562f 515 jog_dev->dev.parent = &acpi_device->dev;
1549ee6f 516
c45bc9d6
DT		 517 input_set_capability(jog_dev, EV_KEY, BTN_MIDDLE);
518 input_set_capability(jog_dev, EV_REL, REL_WHEEL);
1549ee6f 519
520 error = input_register_device(jog_dev);
521 if (error)
522 goto err_free_jogdev;
523
524 sony_laptop_input.jog_dev = jog_dev;
525
526 return 0;
527
528err_free_jogdev:
529 input_free_device(jog_dev);
530
531err_unregister_keydev:
532 input_unregister_device(key_dev);
533 /* to avoid kref underflow below at input_free_device */
534 key_dev = NULL;
535
536err_free_keydev:
537 input_free_device(key_dev);
538
1549ee6f 539err_free_kfifo:
45465487 540 kfifo_free(&sony_laptop_input.fifo);
1549ee6f 541
542err_dec_users:
543 atomic_dec(&sony_laptop_input.users);
544 return error;
545}
546
547static void sony_laptop_remove_input(void)
548{
9593bd07
DT		 549 struct sony_laptop_keypress kp = { NULL };
550
551 /* Cleanup only after the last user has gone */
1549ee6f 552 if (!atomic_dec_and_test(&sony_laptop_input.users))
553 return;
554
cffdde99 555 del_timer_sync(&sony_laptop_input.release_key_timer);
9593bd07
DT		 556
557 /*
558 * Generate key-up events for remaining keys. Note that we don't
559 * need locking since nobody is adding new events to the kfifo.
560 */
561 while (kfifo_out(&sony_laptop_input.fifo,
562 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
563 input_report_key(kp.dev, kp.key, 0);
564 input_sync(kp.dev);
565 }
1549ee6f 566
567 /* destroy input devs */
568 input_unregister_device(sony_laptop_input.key_dev);
569 sony_laptop_input.key_dev = NULL;
570
571 if (sony_laptop_input.jog_dev) {
572 input_unregister_device(sony_laptop_input.jog_dev);
573 sony_laptop_input.jog_dev = NULL;
574 }
575
45465487 576 kfifo_free(&sony_laptop_input.fifo);
1549ee6f 577}
578
56b8756b 579/*********** Platform Device ***********/
580
581static atomic_t sony_pf_users = ATOMIC_INIT(0);
582static struct platform_driver sony_pf_driver = {
583 .driver = {
584 .name = "sony-laptop",
56b8756b 585 }
586};
587static struct platform_device *sony_pf_device;
588
589static int sony_pf_add(void)
590{
591 int ret = 0;
592
593 /* don't run again if already initialized */
594 if (atomic_add_return(1, &sony_pf_users) > 1)
595 return 0;
596
597 ret = platform_driver_register(&sony_pf_driver);
598 if (ret)
599 goto out;
600
601 sony_pf_device = platform_device_alloc("sony-laptop", -1);
602 if (!sony_pf_device) {
603 ret = -ENOMEM;
604 goto out_platform_registered;
605 }
606
607 ret = platform_device_add(sony_pf_device);
608 if (ret)
609 goto out_platform_alloced;
610
611 return 0;
612
613 out_platform_alloced:
614 platform_device_put(sony_pf_device);
615 sony_pf_device = NULL;
616 out_platform_registered:
617 platform_driver_unregister(&sony_pf_driver);
618 out:
619 atomic_dec(&sony_pf_users);
620 return ret;
621}
622
623static void sony_pf_remove(void)
624{
625 /* deregister only after the last user has gone */
626 if (!atomic_dec_and_test(&sony_pf_users))
627 return;
628
08db2b31 629 platform_device_unregister(sony_pf_device);
56b8756b 630 platform_driver_unregister(&sony_pf_driver);
631}
632
633/*********** SNC (SNY5001) Device ***********/
634
33a04454 635/* the device uses 1-based values, while the backlight subsystem uses
636 0-based values */
637#define SONY_MAX_BRIGHTNESS 8
638
639#define SNC_VALIDATE_IN 0
640#define SNC_VALIDATE_OUT 1
641
59b19106 642static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 643 char *);
59b19106 644static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 645 const char *, size_t);
156c221b
MD		 646static int boolean_validate(const int, const int);
647static int brightness_default_validate(const int, const int);
648
59b19106 649struct sony_nc_value {
a02d1c1d
LB		 650 char *name; /* name of the entry */
651 char **acpiget; /* names of the ACPI get function */
652 char **acpiset; /* names of the ACPI set function */
156c221b 653 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 654 int value; /* current setting */
655 int valid; /* Has ever been set */
656 int debug; /* active only in debug mode ? */
c8440336 657 struct device_attribute devattr; /* sysfs attribute */
ed3aa4b7
MD		 658};
659
59b19106 660#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 661 static char *snc_##_name[] = { _values, NULL }
662
59b19106 663#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 664 { \
665 .name = __stringify(_name), \
666 .acpiget = _getters, \
667 .acpiset = _setters, \
156c221b 668 .validate = _validate, \
ed3aa4b7 669 .debug = _debug, \
59b19106 670 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 671 }
ed3aa4b7 672
59b19106 673#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 674
59b19106 675SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 676
59b19106 677SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
678SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 679
59b19106 680SNC_HANDLE_NAMES(cdpower_get, "GCDP");
681SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 682
59b19106 683SNC_HANDLE_NAMES(audiopower_get, "GAZP");
684SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 685
59b19106 686SNC_HANDLE_NAMES(lanpower_get, "GLNP");
687SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 688
044847e0
MD		 689SNC_HANDLE_NAMES(lidstate_get, "GLID");
690
691SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
692SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
693
694SNC_HANDLE_NAMES(gainbass_get, "GMGB");
695SNC_HANDLE_NAMES(gainbass_set, "CMGB");
696
59b19106 697SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 698
59b19106 699SNC_HANDLE_NAMES(CTR_get, "GCTR");
700SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 701
59b19106 702SNC_HANDLE_NAMES(PCR_get, "GPCR");
703SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 704
59b19106 705SNC_HANDLE_NAMES(CMI_get, "GCMI");
706SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 707
59b19106 708static struct sony_nc_value sony_nc_values[] = {
709 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 710 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 711 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
712 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
713 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 714 boolean_validate, 0),
59b19106 715 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 716 boolean_validate, 1),
044847e0
MD		 717 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
718 boolean_validate, 0),
719 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
720 boolean_validate, 0),
721 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
722 boolean_validate, 0),
ed3aa4b7 723 /* unknown methods */
59b19106 724 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
725 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
726 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
727 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
728 SNC_HANDLE_NULL
7f09c432
SP		 729};
730
59b19106 731static acpi_handle sony_nc_acpi_handle;
732static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 733
d78865cd
MD		 734/*
735 * acpi_evaluate_object wrappers
ebcef1b0
MD		 736 * all useful calls into SNC methods take one or zero parameters and return
737 * integers or arrays.
d78865cd 738 */
ebcef1b0
MD		 739static union acpi_object *__call_snc_method(acpi_handle handle, char *method,
740 u64 *value)
7f09c432 741{
ebcef1b0
MD		 742 union acpi_object *result = NULL;
743 struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
7f09c432
SP		 744 acpi_status status;
745
ebcef1b0
MD		 746 if (value) {
747 struct acpi_object_list params;
748 union acpi_object in;
749 in.type = ACPI_TYPE_INTEGER;
750 in.integer.value = *value;
751 params.count = 1;
752 params.pointer = &in;
753 status = acpi_evaluate_object(handle, method, &params, &output);
ae188715
MD		 754 dprintk("__call_snc_method: [%s:0x%.8x%.8x]\n", method,
755 (unsigned int)(*value >> 32),
756 (unsigned int)*value & 0xffffffff);
757 } else {
ebcef1b0 758 status = acpi_evaluate_object(handle, method, NULL, &output);
ae188715
MD		 759 dprintk("__call_snc_method: [%s]\n", method);
760 }
7f09c432 761
ebcef1b0
MD		 762 if (ACPI_FAILURE(status)) {
763 pr_err("Failed to evaluate [%s]\n", method);
764 return NULL;
7f09c432
SP		 765 }
766
ebcef1b0
MD		 767 result = (union acpi_object *) output.pointer;
768 if (!result)
769 dprintk("No return object [%s]\n", method);
7f09c432 770
ebcef1b0 771 return result;
7f09c432
SP		 772}
773
ebcef1b0
MD		 774static int sony_nc_int_call(acpi_handle handle, char *name, int *value,
775 int *result)
7f09c432 776{
ebcef1b0
MD		 777 union acpi_object *object = NULL;
778 if (value) {
779 u64 v = *value;
780 object = __call_snc_method(handle, name, &v);
781 } else
782 object = __call_snc_method(handle, name, NULL);
7f09c432 783
ebcef1b0
MD		 784 if (!object)
785 return -EINVAL;
7f09c432 786
ebcef1b0
MD		 787 if (object->type != ACPI_TYPE_INTEGER) {
788 pr_warn("Invalid acpi_object: expected 0x%x got 0x%x\n",
789 ACPI_TYPE_INTEGER, object->type);
790 kfree(object);
791 return -EINVAL;
7f09c432
SP		 792 }
793
ebcef1b0
MD		 794 if (result)
795 *result = object->integer.value;
7f09c432 796
ebcef1b0
MD		 797 kfree(object);
798 return 0;
799}
800
801#define MIN(a, b) (a > b ? b : a)
802static int sony_nc_buffer_call(acpi_handle handle, char *name, u64 *value,
803 void *buffer, size_t buflen)
804{
dcbeec26 805 int ret = 0;
2845f477 806 size_t len;
ebcef1b0
MD		 807 union acpi_object *object = __call_snc_method(handle, name, value);
808
809 if (!object)
810 return -EINVAL;
811
dcbeec26 812 if (object->type == ACPI_TYPE_BUFFER) {
ebcef1b0 813 len = MIN(buflen, object->buffer.length);
dcbeec26 814 memcpy(buffer, object->buffer.pointer, len);
ebcef1b0 815
dcbeec26 816 } else if (object->type == ACPI_TYPE_INTEGER) {
ebcef1b0 817 len = MIN(buflen, sizeof(object->integer.value));
dcbeec26 818 memcpy(buffer, &object->integer.value, len);
ebcef1b0 819
dcbeec26 820 } else {
ebcef1b0
MD		 821 pr_warn("Invalid acpi_object: expected 0x%x got 0x%x\n",
822 ACPI_TYPE_BUFFER, object->type);
dcbeec26 823 ret = -EINVAL;
ebcef1b0
MD		 824 }
825
ebcef1b0 826 kfree(object);
dcbeec26 827 return ret;
7f09c432
SP		 828}
829
2a4f0c81
MD		 830struct sony_nc_handles {
831 u16 cap[0x10];
832 struct device_attribute devattr;
833};
834
f11113b2 835static struct sony_nc_handles *handles;
2a4f0c81
MD		 836
837static ssize_t sony_nc_handles_show(struct device *dev,
838 struct device_attribute *attr, char *buffer)
839{
840 ssize_t len = 0;
841 int i;
842
843 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
844 len += snprintf(buffer + len, PAGE_SIZE - len, "0x%.4x ",
845 handles->cap[i]);
846 }
847 len += snprintf(buffer + len, PAGE_SIZE - len, "\n");
848
849 return len;
850}
851
852static int sony_nc_handles_setup(struct platform_device *pd)
badf26f0 853{
ebcef1b0 854 int i, r, result, arg;
badf26f0 855
2a4f0c81 856 handles = kzalloc(sizeof(*handles), GFP_KERNEL);
31f00759
DC		 857 if (!handles)
858 return -ENOMEM;
2a4f0c81 859
2a4f0c81 860 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
ebcef1b0
MD		 861 arg = i + 0x20;
862 r = sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg,
863 &result);
864 if (!r) {
2a4f0c81
MD		 865 dprintk("caching handle 0x%.4x (offset: 0x%.2x)\n",
866 result, i);
867 handles->cap[i] = result;
56e6e716 868 }
badf26f0
MG		 869 }
870
855b8bc9
MD		 871 if (debug) {
872 sysfs_attr_init(&handles->devattr.attr);
873 handles->devattr.attr.name = "handles";
874 handles->devattr.attr.mode = S_IRUGO;
875 handles->devattr.show = sony_nc_handles_show;
876
877 /* allow reading capabilities via sysfs */
878 if (device_create_file(&pd->dev, &handles->devattr)) {
879 kfree(handles);
880 handles = NULL;
881 return -1;
882 }
2a4f0c81
MD		 883 }
884
885 return 0;
886}
887
888static int sony_nc_handles_cleanup(struct platform_device *pd)
889{
890 if (handles) {
855b8bc9
MD		 891 if (debug)
892 device_remove_file(&pd->dev, &handles->devattr);
2a4f0c81
MD		 893 kfree(handles);
894 handles = NULL;
895 }
896 return 0;
897}
898
899static int sony_find_snc_handle(int handle)
900{
901 int i;
fef34861
MD		 902
903 /* not initialized yet, return early */
bab7084c
MD		 904 if (!handles || !handle)
905 return -EINVAL;
fef34861 906
2a4f0c81
MD		 907 for (i = 0; i < 0x10; i++) {
908 if (handles->cap[i] == handle) {
909 dprintk("found handle 0x%.4x (offset: 0x%.2x)\n",
910 handle, i);
911 return i;
912 }
913 }
56e6e716 914 dprintk("handle 0x%.4x not found\n", handle);
bab7084c 915 return -EINVAL;
badf26f0
MG		 916}
917
918static int sony_call_snc_handle(int handle, int argument, int *result)
919{
ebcef1b0 920 int arg, ret = 0;
badf26f0
MG		 921 int offset = sony_find_snc_handle(handle);
922
923 if (offset < 0)
bab7084c 924 return offset;
badf26f0 925
ebcef1b0
MD		 926 arg = offset | argument;
927 ret = sony_nc_int_call(sony_nc_acpi_handle, "SN07", &arg, result);
928 dprintk("called SN07 with 0x%.4x (result: 0x%.4x)\n", arg, *result);
56e6e716 929 return ret;
badf26f0
MG		 930}
931
156c221b 932/*
59b19106 933 * sony_nc_values input/output validate functions
156c221b
MD		 934 */
935
936/* brightness_default_validate:
937 *
938 * manipulate input output values to keep consistency with the
939 * backlight framework for which brightness values are 0-based.
940 */
941static int brightness_default_validate(const int direction, const int value)
942{
943 switch (direction) {
944 case SNC_VALIDATE_OUT:
945 return value - 1;
946 case SNC_VALIDATE_IN:
947 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
948 return value + 1;
949 }
950 return -EINVAL;
951}
952
953/* boolean_validate:
954 *
955 * on input validate boolean values 0/1, on output just pass the
956 * received value.
957 */
958static int boolean_validate(const int direction, const int value)
959{
960 if (direction == SNC_VALIDATE_IN) {
961 if (value != 0 && value != 1)
962 return -EINVAL;
963 }
964 return value;
965}
966
ed3aa4b7 967/*
59b19106 968 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 969 */
59b19106 970static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 971 char *buffer)
7f09c432 972{
ebcef1b0 973 int value, ret = 0;
59b19106 974 struct sony_nc_value *item =
975 container_of(attr, struct sony_nc_value, devattr);
7f09c432 976
ed3aa4b7 977 if (!*item->acpiget)
7f09c432
SP		 978 return -EIO;
979
ebcef1b0
MD		 980 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiget, NULL,
981 &value);
982 if (ret < 0)
7f09c432
SP		 983 return -EIO;
984
156c221b
MD		 985 if (item->validate)
986 value = item->validate(SNC_VALIDATE_OUT, value);
987
ed3aa4b7 988 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 989}
990
59b19106 991static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 992 struct device_attribute *attr,
993 const char *buffer, size_t count)
7f09c432 994{
c7a29183 995 int value;
9e123379 996 int ret = 0;
59b19106 997 struct sony_nc_value *item =
998 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 999
1000 if (!item->acpiset)
1001 return -EIO;
1002
ed3aa4b7
MD		 1003 if (count > 31)
1004 return -EINVAL;
1005
c7a29183 1006 if (kstrtoint(buffer, 10, &value))
9e123379 1007 return -EINVAL;
7f09c432 1008
156c221b
MD		 1009 if (item->validate)
1010 value = item->validate(SNC_VALIDATE_IN, value);
1011
1012 if (value < 0)
1013 return value;
7f09c432 1014
9e123379 1015 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiset,
c7a29183 1016 &value, NULL);
ebcef1b0 1017 if (ret < 0)
7f09c432 1018 return -EIO;
ebcef1b0 1019
3f4f461f
AM		 1020 item->value = value;
1021 item->valid = 1;
7f09c432
SP		 1022 return count;
1023}
1024
ed3aa4b7 1025
d78865cd
MD		 1026/*
1027 * Backlight device
1028 */
62d2f23e
MD		 1029struct sony_backlight_props {
1030 struct backlight_device *dev;
1031 int handle;
014fc8fb 1032 int cmd_base;
62d2f23e
MD		 1033 u8 offset;
1034 u8 maxlvl;
1035};
76fe63f5 1036static struct sony_backlight_props sony_bl_props;
62d2f23e 1037
d78865cd 1038static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 1039{
ebcef1b0
MD		 1040 int arg = bd->props.brightness + 1;
1041 return sony_nc_int_call(sony_nc_acpi_handle, "SBRT", &arg, NULL);
d78865cd 1042}
3f4f461f 1043
d78865cd
MD		 1044static int sony_backlight_get_brightness(struct backlight_device *bd)
1045{
1046 int value;
3f4f461f 1047
ebcef1b0 1048 if (sony_nc_int_call(sony_nc_acpi_handle, "GBRT", NULL, &value))
d78865cd
MD		 1049 return 0;
1050 /* brightness levels are 1-based, while backlight ones are 0-based */
1051 return value - 1;
3f4f461f
AM		 1052}
1053
7751ab8e
MD		 1054static int sony_nc_get_brightness_ng(struct backlight_device *bd)
1055{
1056 int result;
62d2f23e
MD		 1057 struct sony_backlight_props *sdev =
1058 (struct sony_backlight_props *)bl_get_data(bd);
7751ab8e 1059
014fc8fb 1060 sony_call_snc_handle(sdev->handle, sdev->cmd_base + 0x100, &result);
7751ab8e 1061
62d2f23e 1062 return (result & 0xff) - sdev->offset;
7751ab8e
MD		 1063}
1064
1065static int sony_nc_update_status_ng(struct backlight_device *bd)
1066{
1067 int value, result;
62d2f23e
MD		 1068 struct sony_backlight_props *sdev =
1069 (struct sony_backlight_props *)bl_get_data(bd);
7751ab8e 1070
62d2f23e 1071 value = bd->props.brightness + sdev->offset;
014fc8fb
MD		 1072 if (sony_call_snc_handle(sdev->handle, sdev->cmd_base | (value << 0x10),
1073 &result))
6192fa71 1074 return -EIO;
7751ab8e 1075
6192fa71 1076 return value;
7751ab8e
MD		 1077}
1078
acc2472e 1079static const struct backlight_ops sony_backlight_ops = {
7751ab8e 1080 .options = BL_CORE_SUSPENDRESUME,
a02d1c1d
LB		 1081 .update_status = sony_backlight_update_status,
1082 .get_brightness = sony_backlight_get_brightness,
d78865cd 1083};
7751ab8e
MD		 1084static const struct backlight_ops sony_backlight_ng_ops = {
1085 .options = BL_CORE_SUSPENDRESUME,
1086 .update_status = sony_nc_update_status_ng,
1087 .get_brightness = sony_nc_get_brightness_ng,
1088};
d78865cd 1089
6315fd1c
MD		 1090/*
1091 * New SNC-only Vaios event mapping to driver known keys
1092 */
1093struct sony_nc_event {
1094 u8 data;
1095 u8 event;
1096};
1097
45c7942b 1098static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 1099 { 0x90, SONYPI_EVENT_PKEY_P1 },
1100 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
6479efb6 1101 { 0x91, SONYPI_EVENT_PKEY_P2 },
9b57896e 1102 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 1103 { 0x81, SONYPI_EVENT_FNKEY_F1 },
1104 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
f5acf5e8
AV		 1105 { 0x82, SONYPI_EVENT_FNKEY_F2 },
1106 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
1107 { 0x83, SONYPI_EVENT_FNKEY_F3 },
1108 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
1109 { 0x84, SONYPI_EVENT_FNKEY_F4 },
1110 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 1111 { 0x85, SONYPI_EVENT_FNKEY_F5 },
1112 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
1113 { 0x86, SONYPI_EVENT_FNKEY_F6 },
1114 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
1115 { 0x87, SONYPI_EVENT_FNKEY_F7 },
1116 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
2e526311
MC		 1117 { 0x88, SONYPI_EVENT_FNKEY_F8 },
1118 { 0x08, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 1119 { 0x89, SONYPI_EVENT_FNKEY_F9 },
1120 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 1121 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
1122 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
2e526311
MC		 1123 { 0x8B, SONYPI_EVENT_FNKEY_F11 },
1124 { 0x0B, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 1125 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
1126 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
1a7d9469
MD		 1127 { 0x9d, SONYPI_EVENT_ZOOM_PRESSED },
1128 { 0x1d, SONYPI_EVENT_ANYBUTTON_RELEASED },
9b57896e
MG		 1129 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
1130 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
4f924ba5
MD		 1131 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
1132 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
1a7d9469
MD		 1133 { 0xa4, SONYPI_EVENT_CD_EJECT_PRESSED },
1134 { 0x24, SONYPI_EVENT_ANYBUTTON_RELEASED },
1135 { 0xa5, SONYPI_EVENT_VENDOR_PRESSED },
1136 { 0x25, SONYPI_EVENT_ANYBUTTON_RELEASED },
1137 { 0xa6, SONYPI_EVENT_HELP_PRESSED },
1138 { 0x26, SONYPI_EVENT_ANYBUTTON_RELEASED },
94d164dc
JA		 1139 { 0xa8, SONYPI_EVENT_FNKEY_1 },
1140 { 0x28, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 1141 { 0, 0 },
1142};
1143
45c7942b
MG		 1144static struct sony_nc_event sony_127_events[] = {
1145 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
1146 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
1147 { 0x82, SONYPI_EVENT_PKEY_P1 },
1148 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
1149 { 0x83, SONYPI_EVENT_PKEY_P2 },
1150 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
1151 { 0x84, SONYPI_EVENT_PKEY_P3 },
1152 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
1153 { 0x85, SONYPI_EVENT_PKEY_P4 },
1154 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
1155 { 0x86, SONYPI_EVENT_PKEY_P5 },
1156 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
45c7942b
MG		 1157 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
1158 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
1159 { 0, 0 },
1160};
1161
5fe801a7
MC		 1162static int sony_nc_hotkeys_decode(u32 event, unsigned int handle)
1163{
1164 int ret = -EINVAL;
1165 unsigned int result = 0;
1166 struct sony_nc_event *key_event;
1167
1168 if (sony_call_snc_handle(handle, 0x200, &result)) {
1169 dprintk("Unable to decode event 0x%.2x 0x%.2x\n", handle,
1170 event);
1171 return -EINVAL;
1172 }
1173
1174 result &= 0xFF;
1175
1176 if (handle == 0x0100)
1177 key_event = sony_100_events;
1178 else
1179 key_event = sony_127_events;
1180
1181 for (; key_event->data; key_event++) {
1182 if (key_event->data == result) {
1183 ret = key_event->event;
1184 break;
1185 }
1186 }
1187
1188 if (!key_event->data)
1189 pr_info("Unknown hotkey 0x%.2x/0x%.2x (handle 0x%.2x)\n",
1190 event, result, handle);
1191
1192 return ret;
1193}
1194
d78865cd
MD		 1195/*
1196 * ACPI callbacks
1197 */
4069d6f8
MD		 1198enum event_types {
1199 HOTKEY = 1,
bb384b52
MC		 1200 KILLSWITCH,
1201 GFX_SWITCH
4069d6f8 1202};
8037d6e6 1203static void sony_nc_notify(struct acpi_device *device, u32 event)
7f09c432 1204{
5fe801a7
MC		 1205 u32 real_ev = event;
1206 u8 ev_type = 0;
963406ff
AH		 1207 int ret;
1208
5fe801a7
MC		 1209 dprintk("sony_nc_notify, event: 0x%.2x\n", event);
1210
1211 if (event >= 0x90) {
1212 unsigned int result = 0;
1213 unsigned int arg = 0;
1214 unsigned int handle = 0;
1215 unsigned int offset = event - 0x90;
1216
1217 if (offset >= ARRAY_SIZE(handles->cap)) {
1218 pr_err("Event 0x%x outside of capabilities list\n",
1219 event);
6cc056bc 1220 return;
9b57896e 1221 }
5fe801a7
MC		 1222 handle = handles->cap[offset];
1223
1224 /* list of handles known for generating events */
1225 switch (handle) {
1226 /* hotkey event */
1227 case 0x0100:
1228 case 0x0127:
4069d6f8 1229 ev_type = HOTKEY;
963406ff 1230 ret = sony_nc_hotkeys_decode(event, handle);
5fe801a7 1231
963406ff
AH		 1232 if (ret > 0) {
1233 sony_laptop_report_input_event(ret);
1234 real_ev = ret;
1235 }
5fe801a7
MC		 1236
1237 break;
1238
1239 /* wlan switch */
1240 case 0x0124:
1241 case 0x0135:
1242 /* events on this handle are reported when the
1243 * switch changes position or for battery
1244 * events. We'll notify both of them but only
1245 * update the rfkill device status when the
1246 * switch is moved.
1247 */
4069d6f8 1248 ev_type = KILLSWITCH;
5fe801a7
MC		 1249 sony_call_snc_handle(handle, 0x0100, &result);
1250 real_ev = result & 0x03;
1251
1252 /* hw switch event */
1253 if (real_ev == 1)
1254 sony_nc_rfkill_update();
1255
1256 break;
badf26f0 1257
bb384b52
MC		 1258 case 0x0128:
1259 case 0x0146:
1260 /* Hybrid GFX switching */
1261 sony_call_snc_handle(handle, 0x0000, &result);
1262 dprintk("GFX switch event received (reason: %s)\n",
3a7abcd8
MD		 1263 (result == 0x1) ? "switch change" :
1264 (result == 0x2) ? "output switch" :
1265 (result == 0x3) ? "output switch" :
1266 "");
bb384b52
MC		 1267
1268 ev_type = GFX_SWITCH;
3a7abcd8 1269 real_ev = __sony_nc_gfx_switch_status_get();
bb384b52
MC		 1270 break;
1271
0572b12a
AW		 1272 case 0x015B:
1273 /* Hybrid GFX switching SVS151290S */
1274 ev_type = GFX_SWITCH;
1275 real_ev = __sony_nc_gfx_switch_status_get();
1276 break;
5fe801a7
MC		 1277 default:
1278 dprintk("Unknown event 0x%x for handle 0x%x\n",
1279 event, handle);
1280 break;
1281 }
1282
1283 /* clear the event (and the event reason when present) */
1284 arg = 1 << offset;
1285 sony_nc_int_call(sony_nc_acpi_handle, "SN05", &arg, &result);
1286
1287 } else {
1288 /* old style event */
4069d6f8 1289 ev_type = HOTKEY;
5fe801a7
MC		 1290 sony_laptop_report_input_event(real_ev);
1291 }
5fe801a7
MC		 1292 acpi_bus_generate_netlink_event(sony_nc_acpi_device->pnp.device_class,
1293 dev_name(&sony_nc_acpi_device->dev), ev_type, real_ev);
7f09c432
SP		 1294}
1295
1296static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
1297 void *context, void **return_value)
1298{
30823736 1299 struct acpi_device_info *info;
7f09c432 1300
15b8dd53 1301 if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
50f581a4 1302 pr_warn("method: name: %4.4s, args %X\n",
30823736
LM		 1303 (char *)&info->name, info->param_count);
1304
15b8dd53 1305 kfree(info);
30823736 1306 }
7f09c432
SP		 1307
1308 return AE_OK;
1309}
1310
d78865cd
MD		 1311/*
1312 * ACPI device
1313 */
5fe801a7
MC		 1314static void sony_nc_function_setup(struct acpi_device *device,
1315 struct platform_device *pf_device)
badf26f0 1316{
5fe801a7
MC		 1317 unsigned int i, result, bitmask, arg;
1318
1319 if (!handles)
1320 return;
1321
1322 /* setup found handles here */
1323 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1324 unsigned int handle = handles->cap[i];
1325
1326 if (!handle)
1327 continue;
1328
1329 dprintk("setting up handle 0x%.4x\n", handle);
1330
1331 switch (handle) {
1332 case 0x0100:
1333 case 0x0101:
1334 case 0x0127:
1335 /* setup hotkeys */
1336 sony_call_snc_handle(handle, 0, &result);
1337 break;
1338 case 0x0102:
1339 /* setup hotkeys */
1340 sony_call_snc_handle(handle, 0x100, &result);
1341 break;
2b8791c4
MC		 1342 case 0x0105:
1343 case 0x0148:
1344 /* touchpad enable/disable */
1345 result = sony_nc_touchpad_setup(pf_device, handle);
1346 if (result)
1347 pr_err("couldn't set up touchpad control function (%d)\n",
1348 result);
1349 break;
967145a0
MC		 1350 case 0x0115:
1351 case 0x0136:
1352 case 0x013f:
1353 result = sony_nc_battery_care_setup(pf_device, handle);
1354 if (result)
1355 pr_err("couldn't set up battery care function (%d)\n",
1356 result);
1357 break;
54535d08 1358 case 0x0119:
35312076
JA		 1359 case 0x015D:
1360 result = sony_nc_lid_resume_setup(pf_device, handle);
54535d08
MC		 1361 if (result)
1362 pr_err("couldn't set up lid resume function (%d)\n",
1363 result);
1364 break;
49f000ad
MC		 1365 case 0x0122:
1366 result = sony_nc_thermal_setup(pf_device);
1367 if (result)
1368 pr_err("couldn't set up thermal profile function (%d)\n",
1369 result);
1370 break;
3a7abcd8
MD		 1371 case 0x0128:
1372 case 0x0146:
0572b12a 1373 case 0x015B:
3a7abcd8
MD		 1374 result = sony_nc_gfx_switch_setup(pf_device, handle);
1375 if (result)
1376 pr_err("couldn't set up GFX Switch status (%d)\n",
1377 result);
1378 break;
88bf1706
MC		 1379 case 0x0131:
1380 result = sony_nc_highspeed_charging_setup(pf_device);
1381 if (result)
1382 pr_err("couldn't set up high speed charging function (%d)\n",
1383 result);
1384 break;
5fe801a7
MC		 1385 case 0x0124:
1386 case 0x0135:
a1e73632
MC		 1387 result = sony_nc_rfkill_setup(device, handle);
1388 if (result)
1389 pr_err("couldn't set up rfkill support (%d)\n",
1390 result);
5fe801a7
MC		 1391 break;
1392 case 0x0137:
aa33924f 1393 case 0x0143:
7517a17c
MD		 1394 case 0x014b:
1395 case 0x014c:
800f2017 1396 case 0x0153:
0572b12a 1397 case 0x0163:
aa33924f
MC		 1398 result = sony_nc_kbd_backlight_setup(pf_device, handle);
1399 if (result)
1400 pr_err("couldn't set up keyboard backlight function (%d)\n",
1401 result);
5fe801a7 1402 break;
168de1ad
JA		 1403 case 0x0121:
1404 result = sony_nc_lowbatt_setup(pf_device);
1405 if (result)
1406 pr_err("couldn't set up low battery function (%d)\n",
1407 result);
1408 break;
c62f1539
JA		 1409 case 0x0149:
1410 result = sony_nc_fanspeed_setup(pf_device);
1411 if (result)
1412 pr_err("couldn't set up fan speed function (%d)\n",
1413 result);
1414 break;
2a26f341
JA		 1415 case 0x0155:
1416 result = sony_nc_usb_charge_setup(pf_device);
1417 if (result)
1418 pr_err("couldn't set up USB charge support (%d)\n",
1419 result);
1420 break;
9e04c908
JA		 1421 case 0x011D:
1422 result = sony_nc_panelid_setup(pf_device);
1423 if (result)
1424 pr_err("couldn't set up panel ID function (%d)\n",
1425 result);
1426 break;
d58dc780
JA		 1427 case 0x0168:
1428 result = sony_nc_smart_conn_setup(pf_device);
1429 if (result)
1430 pr_err("couldn't set up smart connect support (%d)\n",
1431 result);
1432 break;
5fe801a7
MC		 1433 default:
1434 continue;
1435 }
1436 }
badf26f0
MG		 1437
1438 /* Enable all events */
5fe801a7
MC		 1439 arg = 0x10;
1440 if (!sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg, &bitmask))
1441 sony_nc_int_call(sony_nc_acpi_handle, "SN02", &bitmask,
1442 &result);
1443}
badf26f0 1444
5fe801a7
MC		 1445static void sony_nc_function_cleanup(struct platform_device *pd)
1446{
1447 unsigned int i, result, bitmask, handle;
badf26f0 1448
ddd9357f
LY		 1449 if (!handles)
1450 return;
1451
5fe801a7
MC		 1452 /* get enabled events and disable them */
1453 sony_nc_int_call(sony_nc_acpi_handle, "SN01", NULL, &bitmask);
1454 sony_nc_int_call(sony_nc_acpi_handle, "SN03", &bitmask, &result);
1455
1456 /* cleanup handles here */
1457 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1458
1459 handle = handles->cap[i];
1460
1461 if (!handle)
1462 continue;
1463
1464 switch (handle) {
2b8791c4
MC		 1465 case 0x0105:
1466 case 0x0148:
1467 sony_nc_touchpad_cleanup(pd);
1468 break;
967145a0
MC		 1469 case 0x0115:
1470 case 0x0136:
1471 case 0x013f:
1472 sony_nc_battery_care_cleanup(pd);
1473 break;
54535d08 1474 case 0x0119:
35312076 1475 case 0x015D:
54535d08
MC		 1476 sony_nc_lid_resume_cleanup(pd);
1477 break;
49f000ad
MC		 1478 case 0x0122:
1479 sony_nc_thermal_cleanup(pd);
1480 break;
3a7abcd8
MD		 1481 case 0x0128:
1482 case 0x0146:
0572b12a 1483 case 0x015B:
3a7abcd8
MD		 1484 sony_nc_gfx_switch_cleanup(pd);
1485 break;
88bf1706
MC		 1486 case 0x0131:
1487 sony_nc_highspeed_charging_cleanup(pd);
1488 break;
5fe801a7
MC		 1489 case 0x0124:
1490 case 0x0135:
1491 sony_nc_rfkill_cleanup();
1492 break;
1493 case 0x0137:
aa33924f 1494 case 0x0143:
7517a17c
MD		 1495 case 0x014b:
1496 case 0x014c:
800f2017 1497 case 0x0153:
0572b12a 1498 case 0x0163:
1d885f42 1499 sony_nc_kbd_backlight_cleanup(pd, handle);
5fe801a7 1500 break;
168de1ad
JA		 1501 case 0x0121:
1502 sony_nc_lowbatt_cleanup(pd);
1503 break;
c62f1539
JA		 1504 case 0x0149:
1505 sony_nc_fanspeed_cleanup(pd);
1506 break;
2a26f341
JA		 1507 case 0x0155:
1508 sony_nc_usb_charge_cleanup(pd);
1509 break;
9e04c908
JA		 1510 case 0x011D:
1511 sony_nc_panelid_cleanup(pd);
1512 break;
d58dc780
JA		 1513 case 0x0168:
1514 sony_nc_smart_conn_cleanup(pd);
1515 break;
5fe801a7
MC		 1516 default:
1517 continue;
1518 }
1519 }
1520
1521 /* finally cleanup the handles list */
1522 sony_nc_handles_cleanup(pd);
1523}
1524
3567a4e2 1525#ifdef CONFIG_PM_SLEEP
5fe801a7
MC		 1526static void sony_nc_function_resume(void)
1527{
1528 unsigned int i, result, bitmask, arg;
1529
1530 dprintk("Resuming SNC device\n");
1531
1532 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1533 unsigned int handle = handles->cap[i];
1534
1535 if (!handle)
1536 continue;
1537
1538 switch (handle) {
1539 case 0x0100:
1540 case 0x0101:
1541 case 0x0127:
1542 /* re-enable hotkeys */
1543 sony_call_snc_handle(handle, 0, &result);
1544 break;
1545 case 0x0102:
1546 /* re-enable hotkeys */
1547 sony_call_snc_handle(handle, 0x100, &result);
1548 break;
49f000ad
MC		 1549 case 0x0122:
1550 sony_nc_thermal_resume();
1551 break;
5fe801a7
MC		 1552 case 0x0124:
1553 case 0x0135:
1554 sony_nc_rfkill_update();
1555 break;
5fe801a7
MC		 1556 default:
1557 continue;
1558 }
1559 }
1560
1561 /* Enable all events */
1562 arg = 0x10;
1563 if (!sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg, &bitmask))
1564 sony_nc_int_call(sony_nc_acpi_handle, "SN02", &bitmask,
1565 &result);
badf26f0
MG		 1566}
1567
bb6b98d6 1568static int sony_nc_resume(struct device *dev)
d78865cd 1569{
59b19106 1570 struct sony_nc_value *item;
d78865cd 1571
59b19106 1572 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1573 int ret;
1574
1575 if (!item->valid)
1576 continue;
ebcef1b0
MD		 1577 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiset,
1578 &item->value, NULL);
d78865cd 1579 if (ret < 0) {
50f581a4 1580 pr_err("%s: %d\n", __func__, ret);
d78865cd
MD		 1581 break;
1582 }
1583 }
6315fd1c 1584
8a8bce1d 1585 if (acpi_has_method(sony_nc_acpi_handle, "ECON")) {
ebcef1b0
MD		 1586 int arg = 1;
1587 if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL))
82734bfc
MG		 1588 dprintk("ECON Method failed\n");
1589 }
1590
8a8bce1d 1591 if (acpi_has_method(sony_nc_acpi_handle, "SN00"))
5fe801a7 1592 sony_nc_function_resume();
df410d52 1593
d78865cd
MD		 1594 return 0;
1595}
3567a4e2 1596#endif
d78865cd 1597
bb6b98d6
RW		 1598static SIMPLE_DEV_PM_OPS(sony_nc_pm, NULL, sony_nc_resume);
1599
6cc056bc
MG		 1600static void sony_nc_rfkill_cleanup(void)
1601{
1602 int i;
1603
19d337df
JB		 1604 for (i = 0; i < N_SONY_RFKILL; i++) {
1605 if (sony_rfkill_devices[i]) {
6cc056bc 1606 rfkill_unregister(sony_rfkill_devices[i]);
19d337df
JB		 1607 rfkill_destroy(sony_rfkill_devices[i]);
1608 }
6cc056bc
MG		 1609 }
1610}
1611
19d337df 1612static int sony_nc_rfkill_set(void *data, bool blocked)
6cc056bc
MG		 1613{
1614 int result;
1615 int argument = sony_rfkill_address[(long) data] + 0x100;
1616
19d337df 1617 if (!blocked)
3ec1c398 1618 argument |= 0x070000;
6cc056bc 1619
d5a664a3 1620 return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
6cc056bc
MG		 1621}
1622
19d337df
JB		 1623static const struct rfkill_ops sony_rfkill_ops = {
1624 .set_block = sony_nc_rfkill_set,
1625};
6cc056bc 1626
19d337df
JB		 1627static int sony_nc_setup_rfkill(struct acpi_device *device,
1628 enum sony_nc_rfkill nc_type)
6cc056bc
MG		 1629{
1630 int err = 0;
19d337df
JB		 1631 struct rfkill *rfk;
1632 enum rfkill_type type;
1633 const char *name;
50fab076 1634 int result;
d6f15ed8 1635 bool hwblock, swblock;
19d337df
JB		 1636
1637 switch (nc_type) {
1638 case SONY_WIFI:
1639 type = RFKILL_TYPE_WLAN;
1640 name = "sony-wifi";
1641 break;
1642 case SONY_BLUETOOTH:
1643 type = RFKILL_TYPE_BLUETOOTH;
1644 name = "sony-bluetooth";
1645 break;
1646 case SONY_WWAN:
1647 type = RFKILL_TYPE_WWAN;
1648 name = "sony-wwan";
1649 break;
1650 case SONY_WIMAX:
1651 type = RFKILL_TYPE_WIMAX;
1652 name = "sony-wimax";
1653 break;
1654 default:
1655 return -EINVAL;
53005a0a 1656 }
6cc056bc 1657
19d337df
JB		 1658 rfk = rfkill_alloc(name, &device->dev, type,
1659 &sony_rfkill_ops, (void *)nc_type);
1660 if (!rfk)
1661 return -ENOMEM;
6cc056bc 1662
d6f15ed8
MC		 1663 if (sony_call_snc_handle(sony_rfkill_handle, 0x200, &result) < 0) {
1664 rfkill_destroy(rfk);
1665 return -1;
1666 }
50fab076 1667 hwblock = !(result & 0x1);
d6f15ed8
MC		 1668
1669 if (sony_call_snc_handle(sony_rfkill_handle,
1670 sony_rfkill_address[nc_type],
1671 &result) < 0) {
1672 rfkill_destroy(rfk);
1673 return -1;
1674 }
1675 swblock = !(result & 0x2);
1676
1677 rfkill_init_sw_state(rfk, swblock);
50fab076
AJ		 1678 rfkill_set_hw_state(rfk, hwblock);
1679
19d337df
JB		 1680 err = rfkill_register(rfk);
1681 if (err) {
1682 rfkill_destroy(rfk);
1683 return err;
53005a0a 1684 }
19d337df 1685 sony_rfkill_devices[nc_type] = rfk;
6cc056bc
MG		 1686 return err;
1687}
1688
a46a7808 1689static void sony_nc_rfkill_update(void)
6cc056bc 1690{
19d337df
JB		 1691 enum sony_nc_rfkill i;
1692 int result;
1693 bool hwblock;
6cc056bc 1694
d5a664a3 1695 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
19d337df 1696 hwblock = !(result & 0x1);
6cc056bc 1697
19d337df
JB		 1698 for (i = 0; i < N_SONY_RFKILL; i++) {
1699 int argument = sony_rfkill_address[i];
6cc056bc 1700
19d337df
JB		 1701 if (!sony_rfkill_devices[i])
1702 continue;
1703
1704 if (hwblock) {
e1f8a19e
JB		 1705 if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
1706 /* we already know we're blocked */
1707 }
19d337df 1708 continue;
6cc056bc 1709 }
19d337df 1710
d5a664a3 1711 sony_call_snc_handle(sony_rfkill_handle, argument, &result);
19d337df 1712 rfkill_set_states(sony_rfkill_devices[i],
d6f15ed8 1713 !(result & 0x2), false);
6cc056bc
MG		 1714 }
1715}
1716
a1e73632
MC		 1717static int sony_nc_rfkill_setup(struct acpi_device *device,
1718 unsigned int handle)
6cc056bc 1719{
ebcef1b0
MD		 1720 u64 offset;
1721 int i;
1722 unsigned char buffer[32] = { 0 };
6cc056bc 1723
a1e73632
MC		 1724 offset = sony_find_snc_handle(handle);
1725 sony_rfkill_handle = handle;
528809c3 1726
ebcef1b0
MD		 1727 i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
1728 32);
1729 if (i < 0)
a1e73632
MC		 1730 return i;
1731
1732 /* The buffer is filled with magic numbers describing the devices
1733 * available, 0xff terminates the enumeration.
1734 * Known codes:
1735 * 0x00 WLAN
1736 * 0x10 BLUETOOTH
1737 * 0x20 WWAN GPRS-EDGE
1738 * 0x21 WWAN HSDPA
1739 * 0x22 WWAN EV-DO
1740 * 0x23 WWAN GPS
1741 * 0x25 Gobi WWAN no GPS
1742 * 0x26 Gobi WWAN + GPS
1743 * 0x28 Gobi WWAN no GPS
1744 * 0x29 Gobi WWAN + GPS
1745 * 0x30 WIMAX
1746 * 0x50 Gobi WWAN no GPS
1747 * 0x51 Gobi WWAN + GPS
1748 * 0x70 no SIM card slot
1749 * 0x71 SIM card slot
528809c3 1750 */
ebcef1b0 1751 for (i = 0; i < ARRAY_SIZE(buffer); i++) {
c14973f9 1752
ebcef1b0 1753 if (buffer[i] == 0xff)
c14973f9
DT		 1754 break;
1755
a1e73632 1756 dprintk("Radio devices, found 0x%.2x\n", buffer[i]);
6cc056bc 1757
ebcef1b0 1758 if (buffer[i] == 0 && !sony_rfkill_devices[SONY_WIFI])
528809c3
MD		 1759 sony_nc_setup_rfkill(device, SONY_WIFI);
1760
ebcef1b0 1761 if (buffer[i] == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
528809c3
MD		 1762 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
1763
a1e73632
MC		 1764 if (((0xf0 & buffer[i]) == 0x20 ||
1765 (0xf0 & buffer[i]) == 0x50) &&
528809c3
MD		 1766 !sony_rfkill_devices[SONY_WWAN])
1767 sony_nc_setup_rfkill(device, SONY_WWAN);
1768
ebcef1b0 1769 if (buffer[i] == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
528809c3
MD		 1770 sony_nc_setup_rfkill(device, SONY_WIMAX);
1771 }
a1e73632 1772 return 0;
6cc056bc
MG		 1773}
1774
bf155714 1775/* Keyboard backlight feature */
bf155714 1776struct kbd_backlight {
aa33924f
MC		 1777 unsigned int handle;
1778 unsigned int base;
1779 unsigned int mode;
1780 unsigned int timeout;
800f2017 1781 unsigned int has_timeout;
bf155714
MD		 1782 struct device_attribute mode_attr;
1783 struct device_attribute timeout_attr;
1784};
1785
aa33924f 1786static struct kbd_backlight *kbdbl_ctl;
bf155714
MD		 1787
1788static ssize_t __sony_nc_kbd_backlight_mode_set(u8 value)
1789{
1790 int result;
1791
0380d471 1792 if (value > 2)
bf155714
MD		 1793 return -EINVAL;
1794
aa33924f
MC		 1795 if (sony_call_snc_handle(kbdbl_ctl->handle,
1796 (value << 0x10) | (kbdbl_ctl->base), &result))
bf155714
MD		 1797 return -EIO;
1798
df410d52 1799 /* Try to turn the light on/off immediately */
0380d471
JA		 1800 if (value != 1)
1801 sony_call_snc_handle(kbdbl_ctl->handle,
1802 (value << 0x0f) | (kbdbl_ctl->base + 0x100),
1803 &result);
df410d52 1804
aa33924f 1805 kbdbl_ctl->mode = value;
bf155714
MD		 1806
1807 return 0;
1808}
1809
1810static ssize_t sony_nc_kbd_backlight_mode_store(struct device *dev,
1811 struct device_attribute *attr,
1812 const char *buffer, size_t count)
1813{
1814 int ret = 0;
1815 unsigned long value;
1816
1817 if (count > 31)
1818 return -EINVAL;
1819
9e123379 1820 if (kstrtoul(buffer, 10, &value))
bf155714
MD		 1821 return -EINVAL;
1822
1823 ret = __sony_nc_kbd_backlight_mode_set(value);
1824 if (ret < 0)
1825 return ret;
1826
1827 return count;
1828}
1829
1830static ssize_t sony_nc_kbd_backlight_mode_show(struct device *dev,
1831 struct device_attribute *attr, char *buffer)
1832{
1833 ssize_t count = 0;
aa33924f 1834 count = snprintf(buffer, PAGE_SIZE, "%d\n", kbdbl_ctl->mode);
bf155714
MD		 1835 return count;
1836}
1837
1838static int __sony_nc_kbd_backlight_timeout_set(u8 value)
1839{
1840 int result;
1841
1842 if (value > 3)
1843 return -EINVAL;
1844
aa33924f
MC		 1845 if (sony_call_snc_handle(kbdbl_ctl->handle, (value << 0x10) |
1846 (kbdbl_ctl->base + 0x200), &result))
bf155714
MD		 1847 return -EIO;
1848
aa33924f 1849 kbdbl_ctl->timeout = value;
bf155714
MD		 1850
1851 return 0;
1852}
1853
1854static ssize_t sony_nc_kbd_backlight_timeout_store(struct device *dev,
1855 struct device_attribute *attr,
1856 const char *buffer, size_t count)
1857{
1858 int ret = 0;
1859 unsigned long value;
1860
1861 if (count > 31)
1862 return -EINVAL;
1863
9e123379 1864 if (kstrtoul(buffer, 10, &value))
bf155714
MD		 1865 return -EINVAL;
1866
1867 ret = __sony_nc_kbd_backlight_timeout_set(value);
1868 if (ret < 0)
1869 return ret;
1870
1871 return count;
1872}
1873
1874static ssize_t sony_nc_kbd_backlight_timeout_show(struct device *dev,
1875 struct device_attribute *attr, char *buffer)
1876{
1877 ssize_t count = 0;
aa33924f 1878 count = snprintf(buffer, PAGE_SIZE, "%d\n", kbdbl_ctl->timeout);
bf155714
MD		 1879 return count;
1880}
1881
aa33924f
MC		 1882static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
1883 unsigned int handle)
bf155714
MD		 1884{
1885 int result;
800f2017
MD		 1886 int probe_base = 0;
1887 int ctl_base = 0;
aa33924f 1888 int ret = 0;
bf155714 1889
1d885f42
MD		 1890 if (kbdbl_ctl) {
1891 pr_warn("handle 0x%.4x: keyboard backlight setup already done for 0x%.4x\n",
1892 handle, kbdbl_ctl->handle);
1893 return -EBUSY;
1894 }
1895
800f2017
MD		 1896 /* verify the kbd backlight presence, some of these handles are not used
1897 * for keyboard backlight only
aa33924f 1898 */
800f2017
MD		 1899 switch (handle) {
1900 case 0x0153:
1901 probe_base = 0x0;
1902 ctl_base = 0x0;
1903 break;
1904 case 0x0137:
1905 probe_base = 0x0B00;
1906 ctl_base = 0x0C00;
1907 break;
1908 default:
1909 probe_base = 0x0100;
1910 ctl_base = 0x4000;
1911 break;
1912 }
1913
1914 ret = sony_call_snc_handle(handle, probe_base, &result);
aa33924f
MC		 1915 if (ret)
1916 return ret;
bf155714 1917
aa33924f
MC		 1918 if ((handle == 0x0137 && !(result & 0x02)) ||
1919 !(result & 0x01)) {
1920 dprintk("no backlight keyboard found\n");
1921 return 0;
1922 }
bf155714 1923
aa33924f
MC		 1924 kbdbl_ctl = kzalloc(sizeof(*kbdbl_ctl), GFP_KERNEL);
1925 if (!kbdbl_ctl)
1926 return -ENOMEM;
bf155714 1927
294d31e8
MD		 1928 kbdbl_ctl->mode = kbd_backlight;
1929 kbdbl_ctl->timeout = kbd_backlight_timeout;
aa33924f 1930 kbdbl_ctl->handle = handle;
800f2017
MD		 1931 kbdbl_ctl->base = ctl_base;
1932 /* Some models do not allow timeout control */
1933 kbdbl_ctl->has_timeout = handle != 0x0153;
bf155714 1934
aa33924f
MC		 1935 sysfs_attr_init(&kbdbl_ctl->mode_attr.attr);
1936 kbdbl_ctl->mode_attr.attr.name = "kbd_backlight";
1937 kbdbl_ctl->mode_attr.attr.mode = S_IRUGO | S_IWUSR;
1938 kbdbl_ctl->mode_attr.show = sony_nc_kbd_backlight_mode_show;
1939 kbdbl_ctl->mode_attr.store = sony_nc_kbd_backlight_mode_store;
1940
aa33924f
MC		 1941 ret = device_create_file(&pd->dev, &kbdbl_ctl->mode_attr);
1942 if (ret)
bf155714
MD		 1943 goto outkzalloc;
1944
294d31e8 1945 __sony_nc_kbd_backlight_mode_set(kbdbl_ctl->mode);
800f2017
MD		 1946
1947 if (kbdbl_ctl->has_timeout) {
1948 sysfs_attr_init(&kbdbl_ctl->timeout_attr.attr);
1949 kbdbl_ctl->timeout_attr.attr.name = "kbd_backlight_timeout";
1950 kbdbl_ctl->timeout_attr.attr.mode = S_IRUGO | S_IWUSR;
1951 kbdbl_ctl->timeout_attr.show =
1952 sony_nc_kbd_backlight_timeout_show;
1953 kbdbl_ctl->timeout_attr.store =
1954 sony_nc_kbd_backlight_timeout_store;
1955
1956 ret = device_create_file(&pd->dev, &kbdbl_ctl->timeout_attr);
1957 if (ret)
1958 goto outmode;
1959
1960 __sony_nc_kbd_backlight_timeout_set(kbdbl_ctl->timeout);
1961 }
1962
bf155714 1963
aa33924f 1964 return 0;
bf155714
MD		 1965
1966outmode:
aa33924f 1967 device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr);
bf155714 1968outkzalloc:
aa33924f
MC		 1969 kfree(kbdbl_ctl);
1970 kbdbl_ctl = NULL;
1971 return ret;
bf155714
MD		 1972}
1973
1d885f42
MD		 1974static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd,
1975 unsigned int handle)
bf155714 1976{
1d885f42 1977 if (kbdbl_ctl && handle == kbdbl_ctl->handle) {
aa33924f 1978 device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr);
800f2017
MD		 1979 if (kbdbl_ctl->has_timeout)
1980 device_remove_file(&pd->dev, &kbdbl_ctl->timeout_attr);
aa33924f
MC		 1981 kfree(kbdbl_ctl);
1982 kbdbl_ctl = NULL;
bf155714 1983 }
bf155714
MD		 1984}
1985
967145a0
MC		 1986struct battery_care_control {
1987 struct device_attribute attrs[2];
1988 unsigned int handle;
1989};
1990static struct battery_care_control *bcare_ctl;
1991
1992static ssize_t sony_nc_battery_care_limit_store(struct device *dev,
1993 struct device_attribute *attr,
1994 const char *buffer, size_t count)
1995{
1996 unsigned int result, cmd;
1997 unsigned long value;
1998
1999 if (count > 31)
2000 return -EINVAL;
2001
2002 if (kstrtoul(buffer, 10, &value))
2003 return -EINVAL;
2004
2005 /* limit values (2 bits):
2006 * 00 - none
2007 * 01 - 80%
2008 * 10 - 50%
2009 * 11 - 100%
2010 *
2011 * bit 0: 0 disable BCL, 1 enable BCL
2012 * bit 1: 1 tell to store the battery limit (see bits 6,7) too
2013 * bits 2,3: reserved
2014 * bits 4,5: store the limit into the EC
2015 * bits 6,7: store the limit into the battery
2016 */
15aa5c75 2017 cmd = 0;
967145a0 2018
15aa5c75
MD		 2019 if (value > 0) {
2020 if (value <= 50)
2021 cmd = 0x20;
2022
2023 else if (value <= 80)
2024 cmd = 0x10;
967145a0 2025
15aa5c75
MD		 2026 else if (value <= 100)
2027 cmd = 0x30;
967145a0 2028
15aa5c75
MD		 2029 else
2030 return -EINVAL;
967145a0 2031
15aa5c75
MD		 2032 /*
2033 * handle 0x0115 should allow storing on battery too;
2034 * handle 0x0136 same as 0x0115 + health status;
2035 * handle 0x013f, same as 0x0136 but no storing on the battery
2036 */
2037 if (bcare_ctl->handle != 0x013f)
2038 cmd = cmd | (cmd << 2);
967145a0 2039
15aa5c75
MD		 2040 cmd = (cmd | 0x1) << 0x10;
2041 }
967145a0 2042
15aa5c75 2043 if (sony_call_snc_handle(bcare_ctl->handle, cmd | 0x0100, &result))
967145a0
MC		 2044 return -EIO;
2045
2046 return count;
2047}
2048
2049static ssize_t sony_nc_battery_care_limit_show(struct device *dev,
2050 struct device_attribute *attr, char *buffer)
2051{
2052 unsigned int result, status;
2053
2054 if (sony_call_snc_handle(bcare_ctl->handle, 0x0000, &result))
2055 return -EIO;
2056
2057 status = (result & 0x01) ? ((result & 0x30) >> 0x04) : 0;
2058 switch (status) {
2059 case 1:
2060 status = 80;
2061 break;
2062 case 2:
2063 status = 50;
2064 break;
2065 case 3:
2066 status = 100;
2067 break;
2068 default:
2069 status = 0;
2070 break;
2071 }
2072
2073 return snprintf(buffer, PAGE_SIZE, "%d\n", status);
2074}
2075
2076static ssize_t sony_nc_battery_care_health_show(struct device *dev,
2077 struct device_attribute *attr, char *buffer)
2078{
2079 ssize_t count = 0;
2080 unsigned int health;
2081
2082 if (sony_call_snc_handle(bcare_ctl->handle, 0x0200, &health))
2083 return -EIO;
2084
2085 count = snprintf(buffer, PAGE_SIZE, "%d\n", health & 0xff);
2086
2087 return count;
2088}
2089
2090static int sony_nc_battery_care_setup(struct platform_device *pd,
2091 unsigned int handle)
2092{
2093 int ret = 0;
2094
2095 bcare_ctl = kzalloc(sizeof(struct battery_care_control), GFP_KERNEL);
2096 if (!bcare_ctl)
2097 return -ENOMEM;
2098
2099 bcare_ctl->handle = handle;
2100
2101 sysfs_attr_init(&bcare_ctl->attrs[0].attr);
2102 bcare_ctl->attrs[0].attr.name = "battery_care_limiter";
2103 bcare_ctl->attrs[0].attr.mode = S_IRUGO | S_IWUSR;
2104 bcare_ctl->attrs[0].show = sony_nc_battery_care_limit_show;
2105 bcare_ctl->attrs[0].store = sony_nc_battery_care_limit_store;
2106
2107 ret = device_create_file(&pd->dev, &bcare_ctl->attrs[0]);
2108 if (ret)
2109 goto outkzalloc;
2110
2111 /* 0x0115 is for models with no health reporting capability */
2112 if (handle == 0x0115)
2113 return 0;
2114
2115 sysfs_attr_init(&bcare_ctl->attrs[1].attr);
2116 bcare_ctl->attrs[1].attr.name = "battery_care_health";
2117 bcare_ctl->attrs[1].attr.mode = S_IRUGO;
2118 bcare_ctl->attrs[1].show = sony_nc_battery_care_health_show;
2119
2120 ret = device_create_file(&pd->dev, &bcare_ctl->attrs[1]);
2121 if (ret)
2122 goto outlimiter;
2123
2124 return 0;
2125
2126outlimiter:
2127 device_remove_file(&pd->dev, &bcare_ctl->attrs[0]);
2128
2129outkzalloc:
2130 kfree(bcare_ctl);
2131 bcare_ctl = NULL;
2132
2133 return ret;
2134}
2135
2136static void sony_nc_battery_care_cleanup(struct platform_device *pd)
2137{
2138 if (bcare_ctl) {
2139 device_remove_file(&pd->dev, &bcare_ctl->attrs[0]);
2140 if (bcare_ctl->handle != 0x0115)
2141 device_remove_file(&pd->dev, &bcare_ctl->attrs[1]);
2142
2143 kfree(bcare_ctl);
2144 bcare_ctl = NULL;
2145 }
2146}
2147
49f000ad
MC		 2148struct snc_thermal_ctrl {
2149 unsigned int mode;
2150 unsigned int profiles;
2151 struct device_attribute mode_attr;
2152 struct device_attribute profiles_attr;
2153};
2154static struct snc_thermal_ctrl *th_handle;
2155
2156#define THM_PROFILE_MAX 3
2157static const char * const snc_thermal_profiles[] = {
2158 "balanced",
2159 "silent",
2160 "performance"
2161};
2162
2163static int sony_nc_thermal_mode_set(unsigned short mode)
2164{
2165 unsigned int result;
2166
2167 /* the thermal profile seems to be a two bit bitmask:
2168 * lsb -> silent
2169 * msb -> performance
2170 * no bit set is the normal operation and is always valid
2171 * Some vaio models only have "balanced" and "performance"
2172 */
2173 if ((mode && !(th_handle->profiles & mode)) || mode >= THM_PROFILE_MAX)
2174 return -EINVAL;
2175
2176 if (sony_call_snc_handle(0x0122, mode << 0x10 | 0x0200, &result))
2177 return -EIO;
2178
2179 th_handle->mode = mode;
2180
2181 return 0;
2182}
2183
2184static int sony_nc_thermal_mode_get(void)
2185{
2186 unsigned int result;
2187
2188 if (sony_call_snc_handle(0x0122, 0x0100, &result))
2189 return -EIO;
2190
2191 return result & 0xff;
2192}
2193
2194static ssize_t sony_nc_thermal_profiles_show(struct device *dev,
2195 struct device_attribute *attr, char *buffer)
2196{
2197 short cnt;
2198 size_t idx = 0;
2199
2200 for (cnt = 0; cnt < THM_PROFILE_MAX; cnt++) {
2201 if (!cnt || (th_handle->profiles & cnt))
2202 idx += snprintf(buffer + idx, PAGE_SIZE - idx, "%s ",
2203 snc_thermal_profiles[cnt]);
2204 }
2205 idx += snprintf(buffer + idx, PAGE_SIZE - idx, "\n");
2206
2207 return idx;
2208}
2209
2210static ssize_t sony_nc_thermal_mode_store(struct device *dev,
2211 struct device_attribute *attr,
2212 const char *buffer, size_t count)
2213{
2214 unsigned short cmd;
2215 size_t len = count;
2216
2217 if (count == 0)
2218 return -EINVAL;
2219
2220 /* skip the newline if present */
2221 if (buffer[len - 1] == '\n')
2222 len--;
2223
2224 for (cmd = 0; cmd < THM_PROFILE_MAX; cmd++)
2225 if (strncmp(buffer, snc_thermal_profiles[cmd], len) == 0)
2226 break;
2227
2228 if (sony_nc_thermal_mode_set(cmd))
2229 return -EIO;
2230
2231 return count;
2232}
2233
2234static ssize_t sony_nc_thermal_mode_show(struct device *dev,
2235 struct device_attribute *attr, char *buffer)
2236{
2237 ssize_t count = 0;
56f4a9f7 2238 int mode = sony_nc_thermal_mode_get();
49f000ad
MC		 2239
2240 if (mode < 0)
2241 return mode;
2242
2243 count = snprintf(buffer, PAGE_SIZE, "%s\n", snc_thermal_profiles[mode]);
2244
2245 return count;
2246}
2247
2248static int sony_nc_thermal_setup(struct platform_device *pd)
2249{
2250 int ret = 0;
2251 th_handle = kzalloc(sizeof(struct snc_thermal_ctrl), GFP_KERNEL);
2252 if (!th_handle)
2253 return -ENOMEM;
2254
2255 ret = sony_call_snc_handle(0x0122, 0x0000, &th_handle->profiles);
2256 if (ret) {
2257 pr_warn("couldn't to read the thermal profiles\n");
2258 goto outkzalloc;
2259 }
2260
2261 ret = sony_nc_thermal_mode_get();
2262 if (ret < 0) {
2263 pr_warn("couldn't to read the current thermal profile");
2264 goto outkzalloc;
2265 }
2266 th_handle->mode = ret;
2267
2268 sysfs_attr_init(&th_handle->profiles_attr.attr);
2269 th_handle->profiles_attr.attr.name = "thermal_profiles";
2270 th_handle->profiles_attr.attr.mode = S_IRUGO;
2271 th_handle->profiles_attr.show = sony_nc_thermal_profiles_show;
2272
2273 sysfs_attr_init(&th_handle->mode_attr.attr);
2274 th_handle->mode_attr.attr.name = "thermal_control";
2275 th_handle->mode_attr.attr.mode = S_IRUGO | S_IWUSR;
2276 th_handle->mode_attr.show = sony_nc_thermal_mode_show;
2277 th_handle->mode_attr.store = sony_nc_thermal_mode_store;
2278
2279 ret = device_create_file(&pd->dev, &th_handle->profiles_attr);
2280 if (ret)
2281 goto outkzalloc;
2282
2283 ret = device_create_file(&pd->dev, &th_handle->mode_attr);
2284 if (ret)
2285 goto outprofiles;
2286
2287 return 0;
2288
2289outprofiles:
2290 device_remove_file(&pd->dev, &th_handle->profiles_attr);
2291outkzalloc:
2292 kfree(th_handle);
2293 th_handle = NULL;
2294 return ret;
2295}
2296
2297static void sony_nc_thermal_cleanup(struct platform_device *pd)
2298{
2299 if (th_handle) {
2300 device_remove_file(&pd->dev, &th_handle->profiles_attr);
2301 device_remove_file(&pd->dev, &th_handle->mode_attr);
2302 kfree(th_handle);
2303 th_handle = NULL;
2304 }
2305}
2306
3567a4e2 2307#ifdef CONFIG_PM_SLEEP
49f000ad
MC		 2308static void sony_nc_thermal_resume(void)
2309{
2310 unsigned int status = sony_nc_thermal_mode_get();
2311
2312 if (status != th_handle->mode)
2313 sony_nc_thermal_mode_set(th_handle->mode);
2314}
3567a4e2 2315#endif
49f000ad 2316
54535d08 2317/* resume on LID open */
35312076
JA		 2318#define LID_RESUME_S5 0
2319#define LID_RESUME_S4 1
2320#define LID_RESUME_S3 2
2321#define LID_RESUME_MAX 3
54535d08 2322struct snc_lid_resume_control {
35312076 2323 struct device_attribute attrs[LID_RESUME_MAX];
54535d08 2324 unsigned int status;
35312076 2325 int handle;
54535d08
MC		 2326};
2327static struct snc_lid_resume_control *lid_ctl;
2328
2329static ssize_t sony_nc_lid_resume_store(struct device *dev,
2330 struct device_attribute *attr,
2331 const char *buffer, size_t count)
2332{
35312076 2333 unsigned int result;
54535d08 2334 unsigned long value;
35312076 2335 unsigned int pos = LID_RESUME_S5;
54535d08
MC		 2336 if (count > 31)
2337 return -EINVAL;
2338
2339 if (kstrtoul(buffer, 10, &value) || value > 1)
2340 return -EINVAL;
2341
2342 /* the value we have to write to SNC is a bitmask:
2343 * +--------------+
2344 * | S3 | S4 | S5 |
2345 * +--------------+
2346 * 2 1 0
2347 */
35312076
JA		 2348 while (pos < LID_RESUME_MAX) {
2349 if (&lid_ctl->attrs[pos].attr == &attr->attr)
2350 break;
2351 pos++;
2352 }
2353 if (pos == LID_RESUME_MAX)
2354 return -EINVAL;
54535d08
MC		 2355
2356 if (value)
2357 value = lid_ctl->status | (1 << pos);
2358 else
2359 value = lid_ctl->status & ~(1 << pos);
2360
35312076
JA		 2361 if (sony_call_snc_handle(lid_ctl->handle, value << 0x10 | 0x0100,
2362 &result))
54535d08
MC		 2363 return -EIO;
2364
2365 lid_ctl->status = value;
2366
2367 return count;
2368}
2369
2370static ssize_t sony_nc_lid_resume_show(struct device *dev,
35312076
JA		 2371 struct device_attribute *attr,
2372 char *buffer)
54535d08 2373{
35312076
JA		 2374 unsigned int pos = LID_RESUME_S5;
2375
2376 while (pos < LID_RESUME_MAX) {
2377 if (&lid_ctl->attrs[pos].attr == &attr->attr)
2378 return snprintf(buffer, PAGE_SIZE, "%d\n",
2379 (lid_ctl->status >> pos) & 0x01);
2380 pos++;
2381 }
2382 return -EINVAL;
54535d08
MC		 2383}
2384
35312076
JA		 2385static int sony_nc_lid_resume_setup(struct platform_device *pd,
2386 unsigned int handle)
54535d08
MC		 2387{
2388 unsigned int result;
2389 int i;
2390
35312076 2391 if (sony_call_snc_handle(handle, 0x0000, &result))
54535d08
MC		 2392 return -EIO;
2393
2394 lid_ctl = kzalloc(sizeof(struct snc_lid_resume_control), GFP_KERNEL);
2395 if (!lid_ctl)
2396 return -ENOMEM;
2397
2398 lid_ctl->status = result & 0x7;
35312076 2399 lid_ctl->handle = handle;
54535d08
MC		 2400
2401 sysfs_attr_init(&lid_ctl->attrs[0].attr);
35312076
JA		 2402 lid_ctl->attrs[LID_RESUME_S5].attr.name = "lid_resume_S5";
2403 lid_ctl->attrs[LID_RESUME_S5].attr.mode = S_IRUGO | S_IWUSR;
2404 lid_ctl->attrs[LID_RESUME_S5].show = sony_nc_lid_resume_show;
2405 lid_ctl->attrs[LID_RESUME_S5].store = sony_nc_lid_resume_store;
2406
2407 if (handle == 0x0119) {
2408 sysfs_attr_init(&lid_ctl->attrs[1].attr);
2409 lid_ctl->attrs[LID_RESUME_S4].attr.name = "lid_resume_S4";
2410 lid_ctl->attrs[LID_RESUME_S4].attr.mode = S_IRUGO | S_IWUSR;
2411 lid_ctl->attrs[LID_RESUME_S4].show = sony_nc_lid_resume_show;
2412 lid_ctl->attrs[LID_RESUME_S4].store = sony_nc_lid_resume_store;
2413
2414 sysfs_attr_init(&lid_ctl->attrs[2].attr);
2415 lid_ctl->attrs[LID_RESUME_S3].attr.name = "lid_resume_S3";
2416 lid_ctl->attrs[LID_RESUME_S3].attr.mode = S_IRUGO | S_IWUSR;
2417 lid_ctl->attrs[LID_RESUME_S3].show = sony_nc_lid_resume_show;
2418 lid_ctl->attrs[LID_RESUME_S3].store = sony_nc_lid_resume_store;
2419 }
2420 for (i = 0; i < LID_RESUME_MAX &&
dc8f0315 2421 lid_ctl->attrs[i].attr.name; i++) {
54535d08
MC		 2422 result = device_create_file(&pd->dev, &lid_ctl->attrs[i]);
2423 if (result)
2424 goto liderror;
2425 }
2426
2427 return 0;
2428
2429liderror:
34cf1df3 2430 for (i--; i >= 0; i--)
54535d08
MC		 2431 device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
2432
2433 kfree(lid_ctl);
2434 lid_ctl = NULL;
2435
2436 return result;
2437}
2438
2439static void sony_nc_lid_resume_cleanup(struct platform_device *pd)
2440{
2441 int i;
2442
2443 if (lid_ctl) {
35312076
JA		 2444 for (i = 0; i < LID_RESUME_MAX; i++) {
2445 if (!lid_ctl->attrs[i].attr.name)
2446 break;
2447
54535d08 2448 device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
35312076 2449 }
54535d08
MC		 2450
2451 kfree(lid_ctl);
2452 lid_ctl = NULL;
2453 }
2454}
2455
3a7abcd8
MD		 2456/* GFX Switch position */
2457enum gfx_switch {
2458 SPEED,
2459 STAMINA,
2460 AUTO
2461};
2462struct snc_gfx_switch_control {
2463 struct device_attribute attr;
2464 unsigned int handle;
2465};
2466static struct snc_gfx_switch_control *gfxs_ctl;
2467
2468/* returns 0 for speed, 1 for stamina */
2469static int __sony_nc_gfx_switch_status_get(void)
2470{
2471 unsigned int result;
2472
0572b12a
AW		 2473 if (sony_call_snc_handle(gfxs_ctl->handle,
2474 gfxs_ctl->handle == 0x015B ? 0x0000 : 0x0100,
2475 &result))
3a7abcd8
MD		 2476 return -EIO;
2477
2478 switch (gfxs_ctl->handle) {
2479 case 0x0146:
2480 /* 1: discrete GFX (speed)
2481 * 0: integrated GFX (stamina)
2482 */
2483 return result & 0x1 ? SPEED : STAMINA;
2484 break;
0572b12a
AW		 2485 case 0x015B:
2486 /* 0: discrete GFX (speed)
2487 * 1: integrated GFX (stamina)
2488 */
2489 return result & 0x1 ? STAMINA : SPEED;
2490 break;
3a7abcd8
MD		 2491 case 0x0128:
2492 /* it's a more elaborated bitmask, for now:
2493 * 2: integrated GFX (stamina)
2494 * 0: discrete GFX (speed)
2495 */
2496 dprintk("GFX Status: 0x%x\n", result);
2497 return result & 0x80 ? AUTO :
2498 result & 0x02 ? STAMINA : SPEED;
2499 break;
2500 }
2501 return -EINVAL;
2502}
2503
2504static ssize_t sony_nc_gfx_switch_status_show(struct device *dev,
2505 struct device_attribute *attr,
2506 char *buffer)
2507{
2508 int pos = __sony_nc_gfx_switch_status_get();
2509
2510 if (pos < 0)
2511 return pos;
2512
0b8cb621
DS		 2513 return snprintf(buffer, PAGE_SIZE, "%s\n",
2514 pos == SPEED ? "speed" :
2515 pos == STAMINA ? "stamina" :
2516 pos == AUTO ? "auto" : "unknown");
3a7abcd8
MD		 2517}
2518
2519static int sony_nc_gfx_switch_setup(struct platform_device *pd,
2520 unsigned int handle)
2521{
2522 unsigned int result;
2523
2524 gfxs_ctl = kzalloc(sizeof(struct snc_gfx_switch_control), GFP_KERNEL);
2525 if (!gfxs_ctl)
2526 return -ENOMEM;
2527
2528 gfxs_ctl->handle = handle;
2529
2530 sysfs_attr_init(&gfxs_ctl->attr.attr);
2531 gfxs_ctl->attr.attr.name = "gfx_switch_status";
2532 gfxs_ctl->attr.attr.mode = S_IRUGO;
2533 gfxs_ctl->attr.show = sony_nc_gfx_switch_status_show;
2534
2535 result = device_create_file(&pd->dev, &gfxs_ctl->attr);
2536 if (result)
2537 goto gfxerror;
2538
2539 return 0;
2540
2541gfxerror:
2542 kfree(gfxs_ctl);
2543 gfxs_ctl = NULL;
2544
2545 return result;
2546}
2547
2548static void sony_nc_gfx_switch_cleanup(struct platform_device *pd)
2549{
2550 if (gfxs_ctl) {
2551 device_remove_file(&pd->dev, &gfxs_ctl->attr);
2552
2553 kfree(gfxs_ctl);
2554 gfxs_ctl = NULL;
2555 }
2556}
2557
88bf1706
MC		 2558/* High speed charging function */
2559static struct device_attribute *hsc_handle;
2560
2561static ssize_t sony_nc_highspeed_charging_store(struct device *dev,
2562 struct device_attribute *attr,
2563 const char *buffer, size_t count)
2564{
2565 unsigned int result;
2566 unsigned long value;
2567
2568 if (count > 31)
2569 return -EINVAL;
2570
2571 if (kstrtoul(buffer, 10, &value) || value > 1)
2572 return -EINVAL;
2573
2574 if (sony_call_snc_handle(0x0131, value << 0x10 | 0x0200, &result))
2575 return -EIO;
2576
2577 return count;
2578}
2579
2580static ssize_t sony_nc_highspeed_charging_show(struct device *dev,
2581 struct device_attribute *attr, char *buffer)
2582{
2583 unsigned int result;
2584
2585 if (sony_call_snc_handle(0x0131, 0x0100, &result))
2586 return -EIO;
2587
2588 return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0x01);
2589}
2590
2591static int sony_nc_highspeed_charging_setup(struct platform_device *pd)
2592{
2593 unsigned int result;
2594
2595 if (sony_call_snc_handle(0x0131, 0x0000, &result) || !(result & 0x01)) {
2596 /* some models advertise the handle but have no implementation
2597 * for it
2598 */
2599 pr_info("No High Speed Charging capability found\n");
2600 return 0;
2601 }
2602
2603 hsc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2604 if (!hsc_handle)
2605 return -ENOMEM;
2606
2607 sysfs_attr_init(&hsc_handle->attr);
2608 hsc_handle->attr.name = "battery_highspeed_charging";
2609 hsc_handle->attr.mode = S_IRUGO | S_IWUSR;
2610 hsc_handle->show = sony_nc_highspeed_charging_show;
2611 hsc_handle->store = sony_nc_highspeed_charging_store;
2612
2613 result = device_create_file(&pd->dev, hsc_handle);
2614 if (result) {
2615 kfree(hsc_handle);
2616 hsc_handle = NULL;
2617 return result;
2618 }
2619
2620 return 0;
2621}
2622
2623static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd)
2624{
2625 if (hsc_handle) {
2626 device_remove_file(&pd->dev, hsc_handle);
2627 kfree(hsc_handle);
2628 hsc_handle = NULL;
2629 }
2630}
2631
168de1ad
JA		 2632/* low battery function */
2633static struct device_attribute *lowbatt_handle;
2634
2635static ssize_t sony_nc_lowbatt_store(struct device *dev,
2636 struct device_attribute *attr,
2637 const char *buffer, size_t count)
2638{
2639 unsigned int result;
2640 unsigned long value;
2641
2642 if (count > 31)
2643 return -EINVAL;
2644
2645 if (kstrtoul(buffer, 10, &value) || value > 1)
2646 return -EINVAL;
2647
2648 if (sony_call_snc_handle(0x0121, value << 8, &result))
2649 return -EIO;
2650
2651 return count;
2652}
2653
2654static ssize_t sony_nc_lowbatt_show(struct device *dev,
2655 struct device_attribute *attr, char *buffer)
2656{
2657 unsigned int result;
2658
2659 if (sony_call_snc_handle(0x0121, 0x0200, &result))
2660 return -EIO;
2661
2662 return snprintf(buffer, PAGE_SIZE, "%d\n", result & 1);
2663}
2664
2665static int sony_nc_lowbatt_setup(struct platform_device *pd)
2666{
2667 unsigned int result;
2668
2669 lowbatt_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2670 if (!lowbatt_handle)
2671 return -ENOMEM;
2672
2673 sysfs_attr_init(&lowbatt_handle->attr);
2674 lowbatt_handle->attr.name = "lowbatt_hibernate";
2675 lowbatt_handle->attr.mode = S_IRUGO | S_IWUSR;
2676 lowbatt_handle->show = sony_nc_lowbatt_show;
2677 lowbatt_handle->store = sony_nc_lowbatt_store;
2678
2679 result = device_create_file(&pd->dev, lowbatt_handle);
2680 if (result) {
2681 kfree(lowbatt_handle);
2682 lowbatt_handle = NULL;
2683 return result;
2684 }
2685
2686 return 0;
2687}
2688
2689static void sony_nc_lowbatt_cleanup(struct platform_device *pd)
2690{
2691 if (lowbatt_handle) {
2692 device_remove_file(&pd->dev, lowbatt_handle);
2693 kfree(lowbatt_handle);
2694 lowbatt_handle = NULL;
2695 }
2696}
2697
c62f1539
JA		 2698/* fan speed function */
2699static struct device_attribute *fan_handle, *hsf_handle;
2700
2701static ssize_t sony_nc_hsfan_store(struct device *dev,
2702 struct device_attribute *attr,
2703 const char *buffer, size_t count)
2704{
2705 unsigned int result;
2706 unsigned long value;
2707
2708 if (count > 31)
2709 return -EINVAL;
2710
2711 if (kstrtoul(buffer, 10, &value) || value > 1)
2712 return -EINVAL;
2713
2714 if (sony_call_snc_handle(0x0149, value << 0x10 | 0x0200, &result))
2715 return -EIO;
2716
2717 return count;
2718}
2719
2720static ssize_t sony_nc_hsfan_show(struct device *dev,
2721 struct device_attribute *attr, char *buffer)
2722{
2723 unsigned int result;
2724
2725 if (sony_call_snc_handle(0x0149, 0x0100, &result))
2726 return -EIO;
2727
2728 return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0x01);
2729}
2730
2731static ssize_t sony_nc_fanspeed_show(struct device *dev,
2732 struct device_attribute *attr, char *buffer)
2733{
2734 unsigned int result;
2735
2736 if (sony_call_snc_handle(0x0149, 0x0300, &result))
2737 return -EIO;
2738
2739 return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0xff);
2740}
2741
2742static int sony_nc_fanspeed_setup(struct platform_device *pd)
2743{
2744 unsigned int result;
2745
2746 fan_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2747 if (!fan_handle)
2748 return -ENOMEM;
2749
2750 hsf_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2751 if (!hsf_handle) {
2752 result = -ENOMEM;
2753 goto out_hsf_handle_alloc;
2754 }
2755
2756 sysfs_attr_init(&fan_handle->attr);
2757 fan_handle->attr.name = "fanspeed";
2758 fan_handle->attr.mode = S_IRUGO;
2759 fan_handle->show = sony_nc_fanspeed_show;
2760 fan_handle->store = NULL;
2761
2762 sysfs_attr_init(&hsf_handle->attr);
2763 hsf_handle->attr.name = "fan_forced";
2764 hsf_handle->attr.mode = S_IRUGO | S_IWUSR;
2765 hsf_handle->show = sony_nc_hsfan_show;
2766 hsf_handle->store = sony_nc_hsfan_store;
2767
2768 result = device_create_file(&pd->dev, fan_handle);
2769 if (result)
2770 goto out_fan_handle;
2771
2772 result = device_create_file(&pd->dev, hsf_handle);
2773 if (result)
2774 goto out_hsf_handle;
2775
2776 return 0;
2777
2778out_hsf_handle:
2779 device_remove_file(&pd->dev, fan_handle);
2780
2781out_fan_handle:
2782 kfree(hsf_handle);
2783 hsf_handle = NULL;
2784
2785out_hsf_handle_alloc:
2786 kfree(fan_handle);
2787 fan_handle = NULL;
2788 return result;
2789}
2790
2791static void sony_nc_fanspeed_cleanup(struct platform_device *pd)
2792{
2793 if (fan_handle) {
2794 device_remove_file(&pd->dev, fan_handle);
2795 kfree(fan_handle);
2796 fan_handle = NULL;
2797 }
2798 if (hsf_handle) {
2799 device_remove_file(&pd->dev, hsf_handle);
2800 kfree(hsf_handle);
2801 hsf_handle = NULL;
2802 }
2803}
2804
2a26f341
JA		 2805/* USB charge function */
2806static struct device_attribute *uc_handle;
2807
2808static ssize_t sony_nc_usb_charge_store(struct device *dev,
2809 struct device_attribute *attr,
2810 const char *buffer, size_t count)
2811{
2812 unsigned int result;
2813 unsigned long value;
2814
2815 if (count > 31)
2816 return -EINVAL;
2817
2818 if (kstrtoul(buffer, 10, &value) || value > 1)
2819 return -EINVAL;
2820
2821 if (sony_call_snc_handle(0x0155, value << 0x10 | 0x0100, &result))
2822 return -EIO;
2823
2824 return count;
2825}
2826
2827static ssize_t sony_nc_usb_charge_show(struct device *dev,
2828 struct device_attribute *attr, char *buffer)
2829{
2830 unsigned int result;
2831
2832 if (sony_call_snc_handle(0x0155, 0x0000, &result))
2833 return -EIO;
2834
2835 return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0x01);
2836}
2837
2838static int sony_nc_usb_charge_setup(struct platform_device *pd)
2839{
2840 unsigned int result;
2841
2842 if (sony_call_snc_handle(0x0155, 0x0000, &result) || !(result & 0x01)) {
2843 /* some models advertise the handle but have no implementation
2844 * for it
2845 */
2846 pr_info("No USB Charge capability found\n");
2847 return 0;
2848 }
2849
2850 uc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2851 if (!uc_handle)
2852 return -ENOMEM;
2853
2854 sysfs_attr_init(&uc_handle->attr);
2855 uc_handle->attr.name = "usb_charge";
2856 uc_handle->attr.mode = S_IRUGO | S_IWUSR;
2857 uc_handle->show = sony_nc_usb_charge_show;
2858 uc_handle->store = sony_nc_usb_charge_store;
2859
2860 result = device_create_file(&pd->dev, uc_handle);
2861 if (result) {
2862 kfree(uc_handle);
2863 uc_handle = NULL;
2864 return result;
2865 }
2866
2867 return 0;
2868}
2869
2870static void sony_nc_usb_charge_cleanup(struct platform_device *pd)
2871{
2872 if (uc_handle) {
2873 device_remove_file(&pd->dev, uc_handle);
2874 kfree(uc_handle);
2875 uc_handle = NULL;
2876 }
2877}
2878
9e04c908
JA		 2879/* Panel ID function */
2880static struct device_attribute *panel_handle;
2881
2882static ssize_t sony_nc_panelid_show(struct device *dev,
2883 struct device_attribute *attr, char *buffer)
2884{
2885 unsigned int result;
2886
2887 if (sony_call_snc_handle(0x011D, 0x0000, &result))
2888 return -EIO;
2889
2890 return snprintf(buffer, PAGE_SIZE, "%d\n", result);
2891}
2892
2893static int sony_nc_panelid_setup(struct platform_device *pd)
2894{
2895 unsigned int result;
2896
2897 panel_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2898 if (!panel_handle)
2899 return -ENOMEM;
2900
2901 sysfs_attr_init(&panel_handle->attr);
2902 panel_handle->attr.name = "panel_id";
2903 panel_handle->attr.mode = S_IRUGO;
2904 panel_handle->show = sony_nc_panelid_show;
2905 panel_handle->store = NULL;
2906
2907 result = device_create_file(&pd->dev, panel_handle);
2908 if (result) {
2909 kfree(panel_handle);
2910 panel_handle = NULL;
2911 return result;
2912 }
2913
2914 return 0;
2915}
2916
2917static void sony_nc_panelid_cleanup(struct platform_device *pd)
2918{
2919 if (panel_handle) {
2920 device_remove_file(&pd->dev, panel_handle);
2921 kfree(panel_handle);
2922 panel_handle = NULL;
2923 }
2924}
2925
d58dc780
JA		 2926/* smart connect function */
2927static struct device_attribute *sc_handle;
2928
2929static ssize_t sony_nc_smart_conn_store(struct device *dev,
2930 struct device_attribute *attr,
2931 const char *buffer, size_t count)
2932{
2933 unsigned int result;
2934 unsigned long value;
2935
2936 if (count > 31)
2937 return -EINVAL;
2938
2939 if (kstrtoul(buffer, 10, &value) || value > 1)
2940 return -EINVAL;
2941
2942 if (sony_call_snc_handle(0x0168, value << 0x10, &result))
2943 return -EIO;
2944
2945 return count;
2946}
2947
2948static int sony_nc_smart_conn_setup(struct platform_device *pd)
2949{
2950 unsigned int result;
2951
2952 sc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2953 if (!sc_handle)
2954 return -ENOMEM;
2955
2956 sysfs_attr_init(&sc_handle->attr);
2957 sc_handle->attr.name = "smart_connect";
2958 sc_handle->attr.mode = S_IWUSR;
2959 sc_handle->show = NULL;
2960 sc_handle->store = sony_nc_smart_conn_store;
2961
2962 result = device_create_file(&pd->dev, sc_handle);
2963 if (result) {
2964 kfree(sc_handle);
2965 sc_handle = NULL;
2966 return result;
2967 }
2968
2969 return 0;
2970}
2971
2972static void sony_nc_smart_conn_cleanup(struct platform_device *pd)
2973{
2974 if (sc_handle) {
2975 device_remove_file(&pd->dev, sc_handle);
2976 kfree(sc_handle);
2977 sc_handle = NULL;
2978 }
2979}
2980
2b8791c4
MC		 2981/* Touchpad enable/disable */
2982struct touchpad_control {
2983 struct device_attribute attr;
2984 int handle;
2985};
2986static struct touchpad_control *tp_ctl;
2987
2988static ssize_t sony_nc_touchpad_store(struct device *dev,
2989 struct device_attribute *attr, const char *buffer, size_t count)
2990{
2991 unsigned int result;
2992 unsigned long value;
2993
2994 if (count > 31)
2995 return -EINVAL;
2996
2997 if (kstrtoul(buffer, 10, &value) || value > 1)
2998 return -EINVAL;
2999
3000 /* sysfs: 0 disabled, 1 enabled
3001 * EC: 0 enabled, 1 disabled
3002 */
3003 if (sony_call_snc_handle(tp_ctl->handle,
3004 (!value << 0x10) | 0x100, &result))
3005 return -EIO;
3006
3007 return count;
3008}
3009
3010static ssize_t sony_nc_touchpad_show(struct device *dev,
3011 struct device_attribute *attr, char *buffer)
3012{
3013 unsigned int result;
3014
3015 if (sony_call_snc_handle(tp_ctl->handle, 0x000, &result))
3016 return -EINVAL;
3017
3018 return snprintf(buffer, PAGE_SIZE, "%d\n", !(result & 0x01));
3019}
3020
3021static int sony_nc_touchpad_setup(struct platform_device *pd,
3022 unsigned int handle)
3023{
3024 int ret = 0;
3025
3026 tp_ctl = kzalloc(sizeof(struct touchpad_control), GFP_KERNEL);
3027 if (!tp_ctl)
3028 return -ENOMEM;
3029
3030 tp_ctl->handle = handle;
3031
3032 sysfs_attr_init(&tp_ctl->attr.attr);
3033 tp_ctl->attr.attr.name = "touchpad";
3034 tp_ctl->attr.attr.mode = S_IRUGO | S_IWUSR;
3035 tp_ctl->attr.show = sony_nc_touchpad_show;
3036 tp_ctl->attr.store = sony_nc_touchpad_store;
3037
3038 ret = device_create_file(&pd->dev, &tp_ctl->attr);
3039 if (ret) {
3040 kfree(tp_ctl);
3041 tp_ctl = NULL;
3042 }
3043
3044 return ret;
3045}
3046
3047static void sony_nc_touchpad_cleanup(struct platform_device *pd)
3048{
3049 if (tp_ctl) {
3050 device_remove_file(&pd->dev, &tp_ctl->attr);
3051 kfree(tp_ctl);
3052 tp_ctl = NULL;
3053 }
3054}
3055
62d2f23e
MD		 3056static void sony_nc_backlight_ng_read_limits(int handle,
3057 struct sony_backlight_props *props)
3058{
ebcef1b0
MD		 3059 u64 offset;
3060 int i;
014fc8fb 3061 int lvl_table_len = 0;
62d2f23e 3062 u8 min = 0xff, max = 0x00;
ebcef1b0 3063 unsigned char buffer[32] = { 0 };
62d2f23e
MD		 3064
3065 props->handle = handle;
3066 props->offset = 0;
3067 props->maxlvl = 0xff;
3068
3069 offset = sony_find_snc_handle(handle);
62d2f23e
MD		 3070
3071 /* try to read the boundaries from ACPI tables, if we fail the above
3072 * defaults should be reasonable
3073 */
ebcef1b0
MD		 3074 i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
3075 32);
3076 if (i < 0)
62d2f23e 3077 return;
62d2f23e 3078
014fc8fb
MD		 3079 switch (handle) {
3080 case 0x012f:
3081 case 0x0137:
3082 lvl_table_len = 9;
3083 break;
3084 case 0x143:
7517a17c
MD		 3085 case 0x14b:
3086 case 0x14c:
014fc8fb
MD		 3087 lvl_table_len = 16;
3088 break;
3089 }
3090
62d2f23e 3091 /* the buffer lists brightness levels available, brightness levels are
ebcef1b0
MD		 3092 * from position 0 to 8 in the array, other values are used by ALS
3093 * control.
62d2f23e 3094 */
014fc8fb 3095 for (i = 0; i < lvl_table_len && i < ARRAY_SIZE(buffer); i++) {
62d2f23e 3096
ebcef1b0 3097 dprintk("Brightness level: %d\n", buffer[i]);
62d2f23e 3098
ebcef1b0 3099 if (!buffer[i])
62d2f23e
MD		 3100 break;
3101
ebcef1b0
MD		 3102 if (buffer[i] > max)
3103 max = buffer[i];
3104 if (buffer[i] < min)
3105 min = buffer[i];
62d2f23e
MD		 3106 }
3107 props->offset = min;
3108 props->maxlvl = max;
3109 dprintk("Brightness levels: min=%d max=%d\n", props->offset,
3110 props->maxlvl);
62d2f23e
MD		 3111}
3112
7751ab8e
MD		 3113static void sony_nc_backlight_setup(void)
3114{
7751ab8e
MD		 3115 int max_brightness = 0;
3116 const struct backlight_ops *ops = NULL;
3117 struct backlight_properties props;
3118
a1071a5a 3119 if (sony_find_snc_handle(0x12f) >= 0) {
7751ab8e 3120 ops = &sony_backlight_ng_ops;
014fc8fb 3121 sony_bl_props.cmd_base = 0x0100;
62d2f23e
MD		 3122 sony_nc_backlight_ng_read_limits(0x12f, &sony_bl_props);
3123 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
7751ab8e 3124
a1071a5a 3125 } else if (sony_find_snc_handle(0x137) >= 0) {
7751ab8e 3126 ops = &sony_backlight_ng_ops;
014fc8fb 3127 sony_bl_props.cmd_base = 0x0100;
62d2f23e
MD		 3128 sony_nc_backlight_ng_read_limits(0x137, &sony_bl_props);
3129 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
7751ab8e 3130
a1071a5a 3131 } else if (sony_find_snc_handle(0x143) >= 0) {
014fc8fb
MD		 3132 ops = &sony_backlight_ng_ops;
3133 sony_bl_props.cmd_base = 0x3000;
3134 sony_nc_backlight_ng_read_limits(0x143, &sony_bl_props);
3135 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
3136
7517a17c
MD		 3137 } else if (sony_find_snc_handle(0x14b) >= 0) {
3138 ops = &sony_backlight_ng_ops;
3139 sony_bl_props.cmd_base = 0x3000;
3140 sony_nc_backlight_ng_read_limits(0x14b, &sony_bl_props);
3141 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
3142
3143 } else if (sony_find_snc_handle(0x14c) >= 0) {
3144 ops = &sony_backlight_ng_ops;
3145 sony_bl_props.cmd_base = 0x3000;
3146 sony_nc_backlight_ng_read_limits(0x14c, &sony_bl_props);
3147 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
3148
8a8bce1d 3149 } else if (acpi_has_method(sony_nc_acpi_handle, "GBRT")) {
7751ab8e
MD		 3150 ops = &sony_backlight_ops;
3151 max_brightness = SONY_MAX_BRIGHTNESS - 1;
3152
3153 } else
3154 return;
3155
3156 memset(&props, 0, sizeof(struct backlight_properties));
3157 props.type = BACKLIGHT_PLATFORM;
3158 props.max_brightness = max_brightness;
62d2f23e
MD		 3159 sony_bl_props.dev = backlight_device_register("sony", NULL,
3160 &sony_bl_props,
3161 ops, &props);
7751ab8e 3162
62d2f23e 3163 if (IS_ERR(sony_bl_props.dev)) {
50f581a4 3164 pr_warn("unable to register backlight device\n");
62d2f23e 3165 sony_bl_props.dev = NULL;
7751ab8e 3166 } else
62d2f23e
MD		 3167 sony_bl_props.dev->props.brightness =
3168 ops->get_brightness(sony_bl_props.dev);
7751ab8e
MD		 3169}
3170
3171static void sony_nc_backlight_cleanup(void)
3172{
00981810 3173 backlight_device_unregister(sony_bl_props.dev);
7751ab8e
MD		 3174}
3175
59b19106 3176static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 3177{
3178 acpi_status status;
8607c673 3179 int result = 0;
56b8756b 3180 struct sony_nc_value *item;
7f09c432 3181
59b19106 3182 sony_nc_acpi_device = device;
33a04454 3183 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 3184
59b19106 3185 sony_nc_acpi_handle = device->handle;
7f09c432 3186
b25b732a
MD		 3187 /* read device status */
3188 result = acpi_bus_get_status(device);
3189 /* bail IFF the above call was successful and the device is not present */
3190 if (!result && !device->status.present) {
3191 dprintk("Device not present\n");
3192 result = -ENODEV;
3193 goto outwalk;
3194 }
3195
2a4f0c81
MD		 3196 result = sony_pf_add();
3197 if (result)
3198 goto outpresent;
3199
7f09c432 3200 if (debug) {
d6697938
MD		 3201 status = acpi_walk_namespace(ACPI_TYPE_METHOD,
3202 sony_nc_acpi_handle, 1, sony_walk_callback,
3203 NULL, NULL, NULL);
7f09c432 3204 if (ACPI_FAILURE(status)) {
50f581a4 3205 pr_warn("unable to walk acpi resources\n");
7f09c432 3206 result = -ENODEV;
2a4f0c81 3207 goto outpresent;
7f09c432 3208 }
c561162f 3209 }
7f09c432 3210
ca3c2c70
MD		 3211 result = sony_laptop_setup_input(device);
3212 if (result) {
3213 pr_err("Unable to create input devices\n");
3214 goto outplatform;
3215 }
3216
8a8bce1d 3217 if (acpi_has_method(sony_nc_acpi_handle, "ECON")) {
ebcef1b0
MD		 3218 int arg = 1;
3219 if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL))
82734bfc
MG		 3220 dprintk("ECON Method failed\n");
3221 }
3222
8a8bce1d 3223 if (acpi_has_method(sony_nc_acpi_handle, "SN00")) {
badf26f0 3224 dprintk("Doing SNC setup\n");
5fe801a7 3225 /* retrieve the available handles */
7227dedb 3226 result = sony_nc_handles_setup(sony_pf_device);
5fe801a7
MC		 3227 if (!result)
3228 sony_nc_function_setup(device, sony_pf_device);
badf26f0
MG		 3229 }
3230
56d5c34a 3231 if (acpi_video_get_backlight_type() == acpi_backlight_vendor)
7751ab8e 3232 sony_nc_backlight_setup();
7f09c432 3233
56b8756b 3234 /* create sony_pf sysfs attributes related to the SNC device */
3235 for (item = sony_nc_values; item->name; ++item) {
3236
3237 if (!debug && item->debug)
3238 continue;
3239
3240 /* find the available acpiget as described in the DSDT */
3241 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
8a8bce1d
ZR		 3242 if (acpi_has_method(sony_nc_acpi_handle,
3243 *item->acpiget)) {
b9a218b7 3244 dprintk("Found %s getter: %s\n",
3245 item->name, *item->acpiget);
56b8756b 3246 item->devattr.attr.mode |= S_IRUGO;
3247 break;
3248 }
3249 }
3250
3251 /* find the available acpiset as described in the DSDT */
3252 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
8a8bce1d
ZR		 3253 if (acpi_has_method(sony_nc_acpi_handle,
3254 *item->acpiset)) {
b9a218b7 3255 dprintk("Found %s setter: %s\n",
3256 item->name, *item->acpiset);
56b8756b 3257 item->devattr.attr.mode |= S_IWUSR;
3258 break;
3259 }
3260 }
3261
3262 if (item->devattr.attr.mode != 0) {
3263 result =
3264 device_create_file(&sony_pf_device->dev,
3265 &item->devattr);
3266 if (result)
3267 goto out_sysfs;
3268 }
3269 }
3270
e22510ea 3271 pr_info("SNC setup done.\n");
7f09c432
SP		 3272 return 0;
3273
ca3c2c70 3274out_sysfs:
56b8756b 3275 for (item = sony_nc_values; item->name; ++item) {
3276 device_remove_file(&sony_pf_device->dev, &item->devattr);
3277 }
7751ab8e 3278 sony_nc_backlight_cleanup();
5fe801a7 3279 sony_nc_function_cleanup(sony_pf_device);
2a4f0c81
MD		 3280 sony_nc_handles_cleanup(sony_pf_device);
3281
ca3c2c70
MD		 3282outplatform:
3283 sony_laptop_remove_input();
3284
3285outpresent:
2a4f0c81
MD		 3286 sony_pf_remove();
3287
ca3c2c70 3288outwalk:
6cc056bc 3289 sony_nc_rfkill_cleanup();
7f09c432
SP		 3290 return result;
3291}
3292
51fac838 3293static int sony_nc_remove(struct acpi_device *device)
7f09c432 3294{
56b8756b 3295 struct sony_nc_value *item;
7f09c432 3296
7751ab8e 3297 sony_nc_backlight_cleanup();
50f62afb 3298
59b19106 3299 sony_nc_acpi_device = NULL;
c561162f 3300
56b8756b 3301 for (item = sony_nc_values; item->name; ++item) {
3302 device_remove_file(&sony_pf_device->dev, &item->devattr);
3303 }
3304
5fe801a7 3305 sony_nc_function_cleanup(sony_pf_device);
2a4f0c81 3306 sony_nc_handles_cleanup(sony_pf_device);
56b8756b 3307 sony_pf_remove();
1549ee6f 3308 sony_laptop_remove_input();
f6119b02 3309 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 3310
3311 return 0;
3312}
3313
1ba90e3a
TR		 3314static const struct acpi_device_id sony_device_ids[] = {
3315 {SONY_NC_HID, 0},
3316 {SONY_PIC_HID, 0},
3317 {"", 0},
3318};
3319MODULE_DEVICE_TABLE(acpi, sony_device_ids);
3320
3321static const struct acpi_device_id sony_nc_device_ids[] = {
3322 {SONY_NC_HID, 0},
3323 {"", 0},
3324};
3325
59b19106 3326static struct acpi_driver sony_nc_driver = {
3327 .name = SONY_NC_DRIVER_NAME,
3328 .class = SONY_NC_CLASS,
1ba90e3a 3329 .ids = sony_nc_device_ids,
33a04454 3330 .owner = THIS_MODULE,
a02d1c1d 3331 .ops = {
59b19106 3332 .add = sony_nc_add,
3333 .remove = sony_nc_remove,
8037d6e6 3334 .notify = sony_nc_notify,
a02d1c1d 3335 },
bb6b98d6 3336 .drv.pm = &sony_nc_pm,
3f4f461f
AM		 3337};
3338
33a04454 3339/*********** SPIC (SNY6001) Device ***********/
3340
3341#define SONYPI_DEVICE_TYPE1 0x00000001
3342#define SONYPI_DEVICE_TYPE2 0x00000002
3343#define SONYPI_DEVICE_TYPE3 0x00000004
3344
22a17780
MD		 3345#define SONYPI_TYPE1_OFFSET 0x04
3346#define SONYPI_TYPE2_OFFSET 0x12
3347#define SONYPI_TYPE3_OFFSET 0x12
33a04454 3348
33a04454 3349struct sony_pic_ioport {
fd1caaed
MD		 3350 struct acpi_resource_io io1;
3351 struct acpi_resource_io io2;
33a04454 3352 struct list_head list;
3353};
3354
3355struct sony_pic_irq {
3356 struct acpi_resource_irq irq;
3357 struct list_head list;
3358};
3359
de920430
MD		 3360struct sonypi_eventtypes {
3361 u8 data;
3362 unsigned long mask;
3363 struct sonypi_event *events;
3364};
3365
31df7144
MD		 3366struct sony_pic_dev {
3367 struct acpi_device *acpi_dev;
3368 struct sony_pic_irq *cur_irq;
3369 struct sony_pic_ioport *cur_ioport;
3370 struct list_head interrupts;
3371 struct list_head ioports;
3372 struct mutex lock;
3373 struct sonypi_eventtypes *event_types;
3374 int (*handle_irq)(const u8, const u8);
de920430 3375 int model;
de920430 3376 u16 evport_offset;
31df7144
MD		 3377 u8 camera_power;
3378 u8 bluetooth_power;
3379 u8 wwan_power;
33a04454 3380};
3381
3382static struct sony_pic_dev spic_dev = {
3383 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
3384 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
3385};
3386
5e6f9725
AJ		 3387static int spic_drv_registered;
3388
33a04454 3389/* Event masks */
3390#define SONYPI_JOGGER_MASK 0x00000001
3391#define SONYPI_CAPTURE_MASK 0x00000002
3392#define SONYPI_FNKEY_MASK 0x00000004
3393#define SONYPI_BLUETOOTH_MASK 0x00000008
3394#define SONYPI_PKEY_MASK 0x00000010
3395#define SONYPI_BACK_MASK 0x00000020
3396#define SONYPI_HELP_MASK 0x00000040
3397#define SONYPI_LID_MASK 0x00000080
3398#define SONYPI_ZOOM_MASK 0x00000100
3399#define SONYPI_THUMBPHRASE_MASK 0x00000200
3400#define SONYPI_MEYE_MASK 0x00000400
3401#define SONYPI_MEMORYSTICK_MASK 0x00000800
3402#define SONYPI_BATTERY_MASK 0x00001000
3403#define SONYPI_WIRELESS_MASK 0x00002000
3404
3405struct sonypi_event {
3406 u8 data;
3407 u8 event;
3408};
3409
3410/* The set of possible button release events */
3411static struct sonypi_event sonypi_releaseev[] = {
3412 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
3413 { 0, 0 }
3414};
3415
3416/* The set of possible jogger events */
3417static struct sonypi_event sonypi_joggerev[] = {
3418 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
3419 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
3420 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
3421 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
3422 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
3423 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
3424 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
3425 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
3426 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
3427 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
3428 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
3429 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
3430 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
3431 { 0, 0 }
3432};
3433
3434/* The set of possible capture button events */
3435static struct sonypi_event sonypi_captureev[] = {
3436 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
3437 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 3438 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 3439 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
3440 { 0, 0 }
3441};
3442
3443/* The set of possible fnkeys events */
3444static struct sonypi_event sonypi_fnkeyev[] = {
3445 { 0x10, SONYPI_EVENT_FNKEY_ESC },
3446 { 0x11, SONYPI_EVENT_FNKEY_F1 },
3447 { 0x12, SONYPI_EVENT_FNKEY_F2 },
3448 { 0x13, SONYPI_EVENT_FNKEY_F3 },
3449 { 0x14, SONYPI_EVENT_FNKEY_F4 },
3450 { 0x15, SONYPI_EVENT_FNKEY_F5 },
3451 { 0x16, SONYPI_EVENT_FNKEY_F6 },
3452 { 0x17, SONYPI_EVENT_FNKEY_F7 },
3453 { 0x18, SONYPI_EVENT_FNKEY_F8 },
3454 { 0x19, SONYPI_EVENT_FNKEY_F9 },
3455 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
3456 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
3457 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
3458 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
3459 { 0x21, SONYPI_EVENT_FNKEY_1 },
3460 { 0x22, SONYPI_EVENT_FNKEY_2 },
3461 { 0x31, SONYPI_EVENT_FNKEY_D },
3462 { 0x32, SONYPI_EVENT_FNKEY_E },
3463 { 0x33, SONYPI_EVENT_FNKEY_F },
3464 { 0x34, SONYPI_EVENT_FNKEY_S },
3465 { 0x35, SONYPI_EVENT_FNKEY_B },
3466 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
3467 { 0, 0 }
3468};
3469
3470/* The set of possible program key events */
3471static struct sonypi_event sonypi_pkeyev[] = {
3472 { 0x01, SONYPI_EVENT_PKEY_P1 },
3473 { 0x02, SONYPI_EVENT_PKEY_P2 },
3474 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 3475 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 3476 { 0, 0 }
3477};
3478
3479/* The set of possible bluetooth events */
3480static struct sonypi_event sonypi_blueev[] = {
3481 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
3482 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
3483 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
3484 { 0, 0 }
3485};
3486
3487/* The set of possible wireless events */
3488static struct sonypi_event sonypi_wlessev[] = {
4eeb5022
MD		 3489 { 0x59, SONYPI_EVENT_IGNORE },
3490 { 0x5a, SONYPI_EVENT_IGNORE },
33a04454 3491 { 0, 0 }
3492};
3493
3494/* The set of possible back button events */
3495static struct sonypi_event sonypi_backev[] = {
3496 { 0x20, SONYPI_EVENT_BACK_PRESSED },
3497 { 0, 0 }
3498};
3499
3500/* The set of possible help button events */
3501static struct sonypi_event sonypi_helpev[] = {
3502 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
3503 { 0, 0 }
3504};
3505
3506
3507/* The set of possible lid events */
3508static struct sonypi_event sonypi_lidev[] = {
3509 { 0x51, SONYPI_EVENT_LID_CLOSED },
3510 { 0x50, SONYPI_EVENT_LID_OPENED },
3511 { 0, 0 }
3512};
3513
3514/* The set of possible zoom events */
3515static struct sonypi_event sonypi_zoomev[] = {
3516 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 3517 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
3518 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 3519 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 3520 { 0, 0 }
3521};
3522
3523/* The set of possible thumbphrase events */
3524static struct sonypi_event sonypi_thumbphraseev[] = {
3525 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
3526 { 0, 0 }
3527};
3528
3529/* The set of possible motioneye camera events */
3530static struct sonypi_event sonypi_meyeev[] = {
3531 { 0x00, SONYPI_EVENT_MEYE_FACE },
3532 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
3533 { 0, 0 }
3534};
3535
3536/* The set of possible memorystick events */
3537static struct sonypi_event sonypi_memorystickev[] = {
3538 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
3539 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
3540 { 0, 0 }
3541};
3542
3543/* The set of possible battery events */
3544static struct sonypi_event sonypi_batteryev[] = {
3545 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
3546 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
3547 { 0, 0 }
3548};
3549
1cae7103
HJ		 3550/* The set of possible volume events */
3551static struct sonypi_event sonypi_volumeev[] = {
3552 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
3553 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
3554 { 0, 0 }
3555};
3556
3557/* The set of possible brightness events */
3558static struct sonypi_event sonypi_brightnessev[] = {
3559 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
3560 { 0, 0 }
3561};
3562
de920430
MD		 3563static struct sonypi_eventtypes type1_events[] = {
3564 { 0, 0xffffffff, sonypi_releaseev },
3565 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
3566 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
3567 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
3568 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
3569 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3570 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
3571 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
3572 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3573 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
3574 { 0 },
3575};
3576static struct sonypi_eventtypes type2_events[] = {
3577 { 0, 0xffffffff, sonypi_releaseev },
3578 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
3579 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
3580 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
3581 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3582 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
3583 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
3584 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
3585 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
3586 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
3587 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
3588 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3589 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
3590 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3591 { 0 },
3592};
3593static struct sonypi_eventtypes type3_events[] = {
3594 { 0, 0xffffffff, sonypi_releaseev },
3595 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3596 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
3597 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3598 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
3599 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 3600 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
3601 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
3602 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 3603 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
3604 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 3605 { 0 },
de920430
MD		 3606};
3607
3eb8749a 3608/* low level spic calls */
33a04454 3609#define ITERATIONS_LONG 10000
3610#define ITERATIONS_SHORT 10
3611#define wait_on_command(command, iterations) { \
3612 unsigned int n = iterations; \
3613 while (--n && (command)) \
3614 udelay(1); \
3615 if (!n) \
3616 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 3617 __FILE__, __func__, __LINE__); \
33a04454 3618}
3619
3620static u8 sony_pic_call1(u8 dev)
3621{
3622 u8 v1, v2;
3623
fd1caaed 3624 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 3625 ITERATIONS_LONG);
fd1caaed
MD		 3626 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3627 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
3628 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 3629 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 3630 return v2;
3631}
3632
3633static u8 sony_pic_call2(u8 dev, u8 fn)
3634{
3635 u8 v1;
3636
fd1caaed 3637 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 3638 ITERATIONS_LONG);
fd1caaed
MD		 3639 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3640 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 3641 ITERATIONS_LONG);
fd1caaed
MD		 3642 outb(fn, spic_dev.cur_ioport->io1.minimum);
3643 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 3644 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 3645 return v1;
3646}
3647
49a11dea 3648static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
3649{
3650 u8 v1;
3651
fd1caaed
MD		 3652 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3653 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3654 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3655 outb(fn, spic_dev.cur_ioport->io1.minimum);
3656 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3657 outb(v, spic_dev.cur_ioport->io1.minimum);
3658 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 3659 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
3660 dev, fn, v, v1);
49a11dea 3661 return v1;
3662}
3663
3eb8749a
MD		 3664/*
3665 * minidrivers for SPIC models
3666 */
e93c8a68 3667static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 3668{
3669 /*
3670 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 3671 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 3672 * irq and we can read new data from the device:
3673 * - 0x5c and 0x5f requires 0xA0
3674 * - 0x61 requires 0xB3
3675 */
3676 if (data_mask == 0x31) {
3677 if (ev == 0x5c || ev == 0x5f)
3678 sony_pic_call1(0xA0);
3679 else if (ev == 0x61)
3680 sony_pic_call1(0xB3);
3681 return 0;
3682 }
3683 return 1;
3684}
3685
3eb8749a
MD		 3686static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
3687{
3688 struct pci_dev *pcidev;
3689
3690 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3691 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
3692 if (pcidev) {
31df7144
MD		 3693 dev->model = SONYPI_DEVICE_TYPE1;
3694 dev->evport_offset = SONYPI_TYPE1_OFFSET;
3695 dev->event_types = type1_events;
3eb8749a
MD		 3696 goto out;
3697 }
3698
3699 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3700 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
3701 if (pcidev) {
31df7144
MD		 3702 dev->model = SONYPI_DEVICE_TYPE2;
3703 dev->evport_offset = SONYPI_TYPE2_OFFSET;
3704 dev->event_types = type2_events;
3eb8749a
MD		 3705 goto out;
3706 }
3707
3708 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3709 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
3710 if (pcidev) {
31df7144
MD		 3711 dev->model = SONYPI_DEVICE_TYPE3;
3712 dev->handle_irq = type3_handle_irq;
3713 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3714 dev->event_types = type3_events;
3eb8749a
MD		 3715 goto out;
3716 }
3717
3718 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3719 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
3720 if (pcidev) {
31df7144
MD		 3721 dev->model = SONYPI_DEVICE_TYPE3;
3722 dev->handle_irq = type3_handle_irq;
3723 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3724 dev->event_types = type3_events;
3eb8749a
MD		 3725 goto out;
3726 }
3727
d5b02695
IM		 3728 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3729 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
3730 if (pcidev) {
31df7144
MD		 3731 dev->model = SONYPI_DEVICE_TYPE3;
3732 dev->handle_irq = type3_handle_irq;
3733 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3734 dev->event_types = type3_events;
d5b02695
IM		 3735 goto out;
3736 }
3737
3eb8749a 3738 /* default */
31df7144
MD		 3739 dev->model = SONYPI_DEVICE_TYPE2;
3740 dev->evport_offset = SONYPI_TYPE2_OFFSET;
3741 dev->event_types = type2_events;
3eb8749a
MD		 3742
3743out:
c6b7ef21 3744 pci_dev_put(pcidev);
3eb8749a 3745
50f581a4
JP		 3746 pr_info("detected Type%d model\n",
3747 dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
3748 dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 3749}
3750
49a11dea 3751/* camera tests and poweron/poweroff */
3752#define SONYPI_CAMERA_PICTURE 5
49a11dea 3753#define SONYPI_CAMERA_CONTROL 0x10
e364632e 3754
3755#define SONYPI_CAMERA_BRIGHTNESS 0
3756#define SONYPI_CAMERA_CONTRAST 1
3757#define SONYPI_CAMERA_HUE 2
3758#define SONYPI_CAMERA_COLOR 3
3759#define SONYPI_CAMERA_SHARPNESS 4
3760
3761#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
3762#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
3763#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
3764#define SONYPI_CAMERA_MUTE_MASK 0x40
3765
3766/* the rest don't need a loop until not 0xff */
3767#define SONYPI_CAMERA_AGC 6
3768#define SONYPI_CAMERA_AGC_MASK 0x30
3769#define SONYPI_CAMERA_SHUTTER_MASK 0x7
3770
3771#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
3772#define SONYPI_CAMERA_CONTROL 0x10
3773
3774#define SONYPI_CAMERA_STATUS 7
3775#define SONYPI_CAMERA_STATUS_READY 0x2
3776#define SONYPI_CAMERA_STATUS_POSITION 0x4
3777
3778#define SONYPI_DIRECTION_BACKWARDS 0x4
3779
3780#define SONYPI_CAMERA_REVISION 8
3781#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 3782
9f9f0761 3783static int __sony_pic_camera_ready(void)
49a11dea 3784{
3785 u8 v;
3786
3787 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
3788 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
3789}
3790
e364632e 3791static int __sony_pic_camera_off(void)
49a11dea 3792{
5f3d2898 3793 if (!camera) {
50f581a4 3794 pr_warn("camera control not enabled\n");
5f3d2898 3795 return -ENODEV;
3796 }
3797
49a11dea 3798 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
3799 SONYPI_CAMERA_MUTE_MASK),
3800 ITERATIONS_SHORT);
3801
5f3d2898 3802 if (spic_dev.camera_power) {
3803 sony_pic_call2(0x91, 0);
3804 spic_dev.camera_power = 0;
3805 }
3806 return 0;
49a11dea 3807}
3808
e364632e 3809static int __sony_pic_camera_on(void)
49a11dea 3810{
5f3d2898 3811 int i, j, x;
3812
3813 if (!camera) {
50f581a4 3814 pr_warn("camera control not enabled\n");
5f3d2898 3815 return -ENODEV;
3816 }
49a11dea 3817
3818 if (spic_dev.camera_power)
e364632e 3819 return 0;
49a11dea 3820
3821 for (j = 5; j > 0; j--) {
3822
5f3d2898 3823 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 3824 msleep(10);
3825 sony_pic_call1(0x93);
3826
3827 for (i = 400; i > 0; i--) {
9f9f0761 3828 if (__sony_pic_camera_ready())
49a11dea 3829 break;
3830 msleep(10);
3831 }
3832 if (i)
3833 break;
3834 }
3835
3836 if (j == 0) {
50f581a4 3837 pr_warn("failed to power on camera\n");
e364632e 3838 return -ENODEV;
49a11dea 3839 }
3840
3841 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
3842 0x5a),
3843 ITERATIONS_SHORT);
3844
3845 spic_dev.camera_power = 1;
5f3d2898 3846 return 0;
49a11dea 3847}
3848
e364632e 3849/* External camera command (exported to the motion eye v4l driver) */
3850int sony_pic_camera_command(int command, u8 value)
3851{
3852 if (!camera)
3853 return -EIO;
3854
3855 mutex_lock(&spic_dev.lock);
3856
3857 switch (command) {
1ce82c14 3858 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 3859 if (value)
3860 __sony_pic_camera_on();
3861 else
3862 __sony_pic_camera_off();
3863 break;
1ce82c14 3864 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 3865 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
3866 ITERATIONS_SHORT);
3867 break;
1ce82c14 3868 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 3869 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
3870 ITERATIONS_SHORT);
3871 break;
1ce82c14 3872 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 3873 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
3874 ITERATIONS_SHORT);
3875 break;
1ce82c14 3876 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 3877 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
3878 ITERATIONS_SHORT);
3879 break;
1ce82c14 3880 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 3881 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
3882 ITERATIONS_SHORT);
3883 break;
1ce82c14 3884 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 3885 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
3886 ITERATIONS_SHORT);
3887 break;
1ce82c14 3888 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 3889 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
3890 ITERATIONS_SHORT);
3891 break;
3892 default:
50f581a4 3893 pr_err("sony_pic_camera_command invalid: %d\n", command);
e364632e 3894 break;
3895 }
3896 mutex_unlock(&spic_dev.lock);
3897 return 0;
3898}
3899EXPORT_SYMBOL(sony_pic_camera_command);
3900
9476cdfa 3901/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 3902static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 3903{
3904 state = !!state;
c9f1e6f6 3905 if (spic_dev.wwan_power == state)
9476cdfa 3906 return;
9476cdfa 3907 sony_pic_call2(0xB0, state);
3ad1b761 3908 sony_pic_call1(0x82);
9476cdfa 3909 spic_dev.wwan_power = state;
9476cdfa 3910}
3911
3912static ssize_t sony_pic_wwanpower_store(struct device *dev,
3913 struct device_attribute *attr,
3914 const char *buffer, size_t count)
3915{
3916 unsigned long value;
3917 if (count > 31)
3918 return -EINVAL;
3919
9e123379
MD		 3920 if (kstrtoul(buffer, 10, &value))
3921 return -EINVAL;
3922
c9f1e6f6
MD		 3923 mutex_lock(&spic_dev.lock);
3924 __sony_pic_set_wwanpower(value);
3925 mutex_unlock(&spic_dev.lock);
9476cdfa 3926
3927 return count;
3928}
3929
3930static ssize_t sony_pic_wwanpower_show(struct device *dev,
3931 struct device_attribute *attr, char *buffer)
3932{
3933 ssize_t count;
3934 mutex_lock(&spic_dev.lock);
3935 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
3936 mutex_unlock(&spic_dev.lock);
3937 return count;
3938}
3939
49a11dea 3940/* bluetooth subsystem power state */
9f9f0761 3941static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 3942{
3943 state = !!state;
3944 if (spic_dev.bluetooth_power == state)
3945 return;
3946 sony_pic_call2(0x96, state);
3947 sony_pic_call1(0x82);
3948 spic_dev.bluetooth_power = state;
3949}
3950
3951static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
3952 struct device_attribute *attr,
3953 const char *buffer, size_t count)
3954{
3955 unsigned long value;
3956 if (count > 31)
3957 return -EINVAL;
3958
9e123379
MD		 3959 if (kstrtoul(buffer, 10, &value))
3960 return -EINVAL;
3961
9f9f0761 3962 mutex_lock(&spic_dev.lock);
3963 __sony_pic_set_bluetoothpower(value);
3964 mutex_unlock(&spic_dev.lock);
49a11dea 3965
3966 return count;
3967}
3968
3969static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
3970 struct device_attribute *attr, char *buffer)
3971{
9f9f0761 3972 ssize_t count = 0;
3973 mutex_lock(&spic_dev.lock);
3974 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
3975 mutex_unlock(&spic_dev.lock);
3976 return count;
49a11dea 3977}
3978
3979/* fan speed */
3980/* FAN0 information (reverse engineered from ACPI tables) */
3981#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 3982static int sony_pic_set_fanspeed(unsigned long value)
3983{
3984 return ec_write(SONY_PIC_FAN0_STATUS, value);
3985}
3986
3987static int sony_pic_get_fanspeed(u8 *value)
3988{
3989 return ec_read(SONY_PIC_FAN0_STATUS, value);
3990}
3991
49a11dea 3992static ssize_t sony_pic_fanspeed_store(struct device *dev,
3993 struct device_attribute *attr,
3994 const char *buffer, size_t count)
3995{
3996 unsigned long value;
3997 if (count > 31)
3998 return -EINVAL;
3999
9e123379
MD		 4000 if (kstrtoul(buffer, 10, &value))
4001 return -EINVAL;
4002
7b153f36 4003 if (sony_pic_set_fanspeed(value))
49a11dea 4004 return -EIO;
4005
4006 return count;
4007}
4008
4009static ssize_t sony_pic_fanspeed_show(struct device *dev,
4010 struct device_attribute *attr, char *buffer)
4011{
4012 u8 value = 0;
7b153f36 4013 if (sony_pic_get_fanspeed(&value))
49a11dea 4014 return -EIO;
4015
4016 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
4017}
4018
4019#define SPIC_ATTR(_name, _mode) \
4020struct device_attribute spic_attr_##_name = __ATTR(_name, \
4021 _mode, sony_pic_## _name ##_show, \
4022 sony_pic_## _name ##_store)
4023
49a11dea 4024static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 4025static SPIC_ATTR(wwanpower, 0644);
49a11dea 4026static SPIC_ATTR(fanspeed, 0644);
4027
4028static struct attribute *spic_attributes[] = {
49a11dea 4029 &spic_attr_bluetoothpower.attr,
9476cdfa 4030 &spic_attr_wwanpower.attr,
49a11dea 4031 &spic_attr_fanspeed.attr,
4032 NULL
4033};
4034
4035static struct attribute_group spic_attribute_group = {
4036 .attrs = spic_attributes
4037};
4038
7b153f36 4039/******** SONYPI compatibility **********/
a64e62a0 4040#ifdef CONFIG_SONYPI_COMPAT
7b153f36 4041
4042/* battery / brightness / temperature addresses */
4043#define SONYPI_BAT_FLAGS 0x81
4044#define SONYPI_LCD_LIGHT 0x96
4045#define SONYPI_BAT1_PCTRM 0xa0
4046#define SONYPI_BAT1_LEFT 0xa2
4047#define SONYPI_BAT1_MAXRT 0xa4
4048#define SONYPI_BAT2_PCTRM 0xa8
4049#define SONYPI_BAT2_LEFT 0xaa
4050#define SONYPI_BAT2_MAXRT 0xac
4051#define SONYPI_BAT1_MAXTK 0xb0
4052#define SONYPI_BAT1_FULL 0xb2
4053#define SONYPI_BAT2_MAXTK 0xb8
4054#define SONYPI_BAT2_FULL 0xba
4055#define SONYPI_TEMP_STATUS 0xC1
4056
4057struct sonypi_compat_s {
4058 struct fasync_struct *fifo_async;
45465487 4059 struct kfifo fifo;
7b153f36 4060 spinlock_t fifo_lock;
4061 wait_queue_head_t fifo_proc_list;
4062 atomic_t open_count;
4063};
4064static struct sonypi_compat_s sonypi_compat = {
4065 .open_count = ATOMIC_INIT(0),
4066};
4067
4068static int sonypi_misc_fasync(int fd, struct file *filp, int on)
4069{
60aa4924 4070 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 4071}
4072
4073static int sonypi_misc_release(struct inode *inode, struct file *file)
4074{
7b153f36 4075 atomic_dec(&sonypi_compat.open_count);
4076 return 0;
4077}
4078
4079static int sonypi_misc_open(struct inode *inode, struct file *file)
4080{
4081 /* Flush input queue on first open */
4ef4cbb3
AIB		 4082 unsigned long flags;
4083
45465487 4084 spin_lock_irqsave(&sonypi_compat.fifo_lock, flags);
4ef4cbb3 4085
7b153f36 4086 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
e64c026d 4087 kfifo_reset(&sonypi_compat.fifo);
4ef4cbb3 4088
45465487 4089 spin_unlock_irqrestore(&sonypi_compat.fifo_lock, flags);
4ef4cbb3 4090
7b153f36 4091 return 0;
4092}
4093
4094static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
4095 size_t count, loff_t *pos)
4096{
4097 ssize_t ret;
4098 unsigned char c;
4099
45465487 4100 if ((kfifo_len(&sonypi_compat.fifo) == 0) &&
7b153f36 4101 (file->f_flags & O_NONBLOCK))
4102 return -EAGAIN;
4103
4104 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
45465487 4105 kfifo_len(&sonypi_compat.fifo) != 0);
7b153f36 4106 if (ret)
4107 return ret;
4108
4109 while (ret < count &&
7acd72eb 4110 (kfifo_out_locked(&sonypi_compat.fifo, &c, sizeof(c),
c1e13f25 4111 &sonypi_compat.fifo_lock) == sizeof(c))) {
7b153f36 4112 if (put_user(c, buf++))
4113 return -EFAULT;
4114 ret++;
4115 }
4116
4117 if (ret > 0) {
496ad9aa 4118 struct inode *inode = file_inode(file);
c2050a45 4119 inode->i_atime = current_time(inode);
7b153f36 4120 }
4121
4122 return ret;
4123}
4124
4125static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
4126{
4127 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
45465487 4128 if (kfifo_len(&sonypi_compat.fifo))
7b153f36 4129 return POLLIN | POLLRDNORM;
4130 return 0;
4131}
4132
4133static int ec_read16(u8 addr, u16 *value)
4134{
4135 u8 val_lb, val_hb;
4136 if (ec_read(addr, &val_lb))
4137 return -1;
4138 if (ec_read(addr + 1, &val_hb))
4139 return -1;
4140 *value = val_lb | (val_hb << 8);
4141 return 0;
4142}
4143
2b24ef09
AC		 4144static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
4145 unsigned long arg)
7b153f36 4146{
4147 int ret = 0;
4148 void __user *argp = (void __user *)arg;
4149 u8 val8;
4150 u16 val16;
4151 int value;
4152
9f9f0761 4153 mutex_lock(&spic_dev.lock);
7b153f36 4154 switch (cmd) {
4155 case SONYPI_IOCGBRT:
62d2f23e 4156 if (sony_bl_props.dev == NULL) {
7b153f36 4157 ret = -EIO;
4158 break;
4159 }
ebcef1b0
MD		 4160 if (sony_nc_int_call(sony_nc_acpi_handle, "GBRT", NULL,
4161 &value)) {
7b153f36 4162 ret = -EIO;
4163 break;
4164 }
4165 val8 = ((value & 0xff) - 1) << 5;
4166 if (copy_to_user(argp, &val8, sizeof(val8)))
4167 ret = -EFAULT;
4168 break;
4169 case SONYPI_IOCSBRT:
62d2f23e 4170 if (sony_bl_props.dev == NULL) {
7b153f36 4171 ret = -EIO;
4172 break;
4173 }
4174 if (copy_from_user(&val8, argp, sizeof(val8))) {
4175 ret = -EFAULT;
4176 break;
4177 }
ebcef1b0
MD		 4178 value = (val8 >> 5) + 1;
4179 if (sony_nc_int_call(sony_nc_acpi_handle, "SBRT", &value,
4180 NULL)) {
7b153f36 4181 ret = -EIO;
4182 break;
4183 }
4184 /* sync the backlight device status */
62d2f23e
MD		 4185 sony_bl_props.dev->props.brightness =
4186 sony_backlight_get_brightness(sony_bl_props.dev);
7b153f36 4187 break;
4188 case SONYPI_IOCGBAT1CAP:
4189 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
4190 ret = -EIO;
4191 break;
4192 }
4193 if (copy_to_user(argp, &val16, sizeof(val16)))
4194 ret = -EFAULT;
4195 break;
4196 case SONYPI_IOCGBAT1REM:
4197 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
4198 ret = -EIO;
4199 break;
4200 }
4201 if (copy_to_user(argp, &val16, sizeof(val16)))
4202 ret = -EFAULT;
4203 break;
4204 case SONYPI_IOCGBAT2CAP:
4205 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
4206 ret = -EIO;
4207 break;
4208 }
4209 if (copy_to_user(argp, &val16, sizeof(val16)))
4210 ret = -EFAULT;
4211 break;
4212 case SONYPI_IOCGBAT2REM:
4213 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
4214 ret = -EIO;
4215 break;
4216 }
4217 if (copy_to_user(argp, &val16, sizeof(val16)))
4218 ret = -EFAULT;
4219 break;
4220 case SONYPI_IOCGBATFLAGS:
4221 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
4222 ret = -EIO;
4223 break;
4224 }
4225 val8 &= 0x07;
4226 if (copy_to_user(argp, &val8, sizeof(val8)))
4227 ret = -EFAULT;
4228 break;
4229 case SONYPI_IOCGBLUE:
4230 val8 = spic_dev.bluetooth_power;
4231 if (copy_to_user(argp, &val8, sizeof(val8)))
4232 ret = -EFAULT;
4233 break;
4234 case SONYPI_IOCSBLUE:
4235 if (copy_from_user(&val8, argp, sizeof(val8))) {
4236 ret = -EFAULT;
4237 break;
4238 }
9f9f0761 4239 __sony_pic_set_bluetoothpower(val8);
7b153f36 4240 break;
4241 /* FAN Controls */
4242 case SONYPI_IOCGFAN:
4243 if (sony_pic_get_fanspeed(&val8)) {
4244 ret = -EIO;
4245 break;
4246 }
4247 if (copy_to_user(argp, &val8, sizeof(val8)))
4248 ret = -EFAULT;
4249 break;
4250 case SONYPI_IOCSFAN:
4251 if (copy_from_user(&val8, argp, sizeof(val8))) {
4252 ret = -EFAULT;
4253 break;
4254 }
4255 if (sony_pic_set_fanspeed(val8))
4256 ret = -EIO;
4257 break;
4258 /* GET Temperature (useful under APM) */
4259 case SONYPI_IOCGTEMP:
4260 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
4261 ret = -EIO;
4262 break;
4263 }
4264 if (copy_to_user(argp, &val8, sizeof(val8)))
4265 ret = -EFAULT;
4266 break;
4267 default:
4268 ret = -EINVAL;
4269 }
9f9f0761 4270 mutex_unlock(&spic_dev.lock);
7b153f36 4271 return ret;
4272}
4273
4274static const struct file_operations sonypi_misc_fops = {
4275 .owner = THIS_MODULE,
4276 .read = sonypi_misc_read,
4277 .poll = sonypi_misc_poll,
4278 .open = sonypi_misc_open,
4279 .release = sonypi_misc_release,
4280 .fasync = sonypi_misc_fasync,
2b24ef09 4281 .unlocked_ioctl = sonypi_misc_ioctl,
6038f373 4282 .llseek = noop_llseek,
7b153f36 4283};
4284
4285static struct miscdevice sonypi_misc_device = {
4286 .minor = MISC_DYNAMIC_MINOR,
4287 .name = "sonypi",
4288 .fops = &sonypi_misc_fops,
4289};
4290
4291static void sonypi_compat_report_event(u8 event)
4292{
7acd72eb 4293 kfifo_in_locked(&sonypi_compat.fifo, (unsigned char *)&event,
c1e13f25 4294 sizeof(event), &sonypi_compat.fifo_lock);
7b153f36 4295 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
4296 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
4297}
4298
4299static int sonypi_compat_init(void)
4300{
4301 int error;
4302
4303 spin_lock_init(&sonypi_compat.fifo_lock);
45465487 4304 error =
c1e13f25 4305 kfifo_alloc(&sonypi_compat.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
45465487 4306 if (error) {
50f581a4 4307 pr_err("kfifo_alloc failed\n");
45465487 4308 return error;
7b153f36 4309 }
4310
4311 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 4312
4313 if (minor != -1)
4314 sonypi_misc_device.minor = minor;
4315 error = misc_register(&sonypi_misc_device);
4316 if (error) {
50f581a4 4317 pr_err("misc_register failed\n");
7b153f36 4318 goto err_free_kfifo;
4319 }
4320 if (minor == -1)
50f581a4
JP		 4321 pr_info("device allocated minor is %d\n",
4322 sonypi_misc_device.minor);
7b153f36 4323
4324 return 0;
4325
4326err_free_kfifo:
45465487 4327 kfifo_free(&sonypi_compat.fifo);
7b153f36 4328 return error;
4329}
4330
4331static void sonypi_compat_exit(void)
4332{
4333 misc_deregister(&sonypi_misc_device);
45465487 4334 kfifo_free(&sonypi_compat.fifo);
7b153f36 4335}
4336#else
4337static int sonypi_compat_init(void) { return 0; }
4338static void sonypi_compat_exit(void) { }
4339static void sonypi_compat_report_event(u8 event) { }
a64e62a0 4340#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 4341
1549ee6f 4342/*
33a04454 4343 * ACPI callbacks
1549ee6f 4344 */
33a04454 4345static acpi_status
4346sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
4347{
4348 u32 i;
4349 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
4350
4351 switch (resource->type) {
4352 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 4353 {
4354 /* start IO enumeration */
4355 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
4356 if (!ioport)
4357 return AE_ERROR;
4358
4359 list_add(&ioport->list, &dev->ioports);
4360 return AE_OK;
4361 }
4362
33a04454 4363 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 4364 /* end IO enumeration */
33a04454 4365 return AE_OK;
4366
4367 case ACPI_RESOURCE_TYPE_IRQ:
4368 {
4369 struct acpi_resource_irq *p = &resource->data.irq;
4370 struct sony_pic_irq *interrupt = NULL;
4371 if (!p || !p->interrupt_count) {
4372 /*
4373 * IRQ descriptors may have no IRQ# bits set,
4374 * particularly those those w/ _STA disabled
4375 */
4376 dprintk("Blank IRQ resource\n");
4377 return AE_OK;
4378 }
4379 for (i = 0; i < p->interrupt_count; i++) {
4380 if (!p->interrupts[i]) {
50f581a4
JP		 4381 pr_warn("Invalid IRQ %d\n",
4382 p->interrupts[i]);
33a04454 4383 continue;
4384 }
4385 interrupt = kzalloc(sizeof(*interrupt),
4386 GFP_KERNEL);
4387 if (!interrupt)
4388 return AE_ERROR;
4389
fd1caaed 4390 list_add(&interrupt->list, &dev->interrupts);
33a04454 4391 interrupt->irq.triggering = p->triggering;
4392 interrupt->irq.polarity = p->polarity;
4393 interrupt->irq.sharable = p->sharable;
4394 interrupt->irq.interrupt_count = 1;
4395 interrupt->irq.interrupts[0] = p->interrupts[i];
4396 }
4397 return AE_OK;
4398 }
4399 case ACPI_RESOURCE_TYPE_IO:
4400 {
4401 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 4402 struct sony_pic_ioport *ioport =
4403 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 4404 if (!io) {
4405 dprintk("Blank IO resource\n");
4406 return AE_OK;
4407 }
4408
fd1caaed
MD		 4409 if (!ioport->io1.minimum) {
4410 memcpy(&ioport->io1, io, sizeof(*io));
4411 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
4412 ioport->io1.address_length);
4413 }
4414 else if (!ioport->io2.minimum) {
4415 memcpy(&ioport->io2, io, sizeof(*io));
4416 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
4417 ioport->io2.address_length);
4418 }
4419 else {
50f581a4 4420 pr_err("Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 4421 return AE_ERROR;
fd1caaed 4422 }
33a04454 4423 return AE_OK;
4424 }
4425 default:
4426 dprintk("Resource %d isn't an IRQ nor an IO port\n",
50f581a4 4427 resource->type);
33a04454 4428
4429 case ACPI_RESOURCE_TYPE_END_TAG:
4430 return AE_OK;
4431 }
4432 return AE_CTRL_TERMINATE;
4433}
4434
4435static int sony_pic_possible_resources(struct acpi_device *device)
4436{
4437 int result = 0;
4438 acpi_status status = AE_OK;
4439
4440 if (!device)
4441 return -EINVAL;
4442
4443 /* get device status */
4444 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
4445 dprintk("Evaluating _STA\n");
4446 result = acpi_bus_get_status(device);
4447 if (result) {
50f581a4 4448 pr_warn("Unable to read status\n");
33a04454 4449 goto end;
4450 }
4451
4452 if (!device->status.enabled)
4453 dprintk("Device disabled\n");
4454 else
4455 dprintk("Device enabled\n");
4456
4457 /*
4458 * Query and parse 'method'
4459 */
4460 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
4461 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
4462 sony_pic_read_possible_resource, &spic_dev);
4463 if (ACPI_FAILURE(status)) {
50f581a4 4464 pr_warn("Failure evaluating %s\n", METHOD_NAME__PRS);
33a04454 4465 result = -ENODEV;
4466 }
4467end:
4468 return result;
4469}
4470
4471/*
4472 * Disable the spic device by calling its _DIS method
4473 */
4474static int sony_pic_disable(struct acpi_device *device)
4475{
6158d3a2
MG		 4476 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
4477 NULL);
4478
4479 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 4480 return -ENXIO;
4481
4482 dprintk("Device disabled\n");
4483 return 0;
4484}
4485
4486
4487/*
4488 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
4489 *
4490 * Call _SRS to set current resources
4491 */
4492static int sony_pic_enable(struct acpi_device *device,
4493 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
4494{
4495 acpi_status status;
4496 int result = 0;
fd1caaed
MD		 4497 /* Type 1 resource layout is:
4498 * IO
4499 * IO
4500 * IRQNoFlags
4501 * End
4502 *
4503 * Type 2 and 3 resource layout is:
4504 * IO
4505 * IRQNoFlags
4506 * End
4507 */
33a04454 4508 struct {
fd1caaed
MD		 4509 struct acpi_resource res1;
4510 struct acpi_resource res2;
4511 struct acpi_resource res3;
4512 struct acpi_resource res4;
33a04454 4513 } *resource;
4514 struct acpi_buffer buffer = { 0, NULL };
4515
4516 if (!ioport || !irq)
4517 return -EINVAL;
4518
4519 /* init acpi_buffer */
4520 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
4521 if (!resource)
4522 return -ENOMEM;
4523
4524 buffer.length = sizeof(*resource) + 1;
4525 buffer.pointer = resource;
4526
fd1caaed 4527 /* setup Type 1 resources */
31df7144 4528 if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
33a04454 4529
fd1caaed
MD		 4530 /* setup io resources */
4531 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
4532 resource->res1.length = sizeof(struct acpi_resource);
4533 memcpy(&resource->res1.data.io, &ioport->io1,
4534 sizeof(struct acpi_resource_io));
33a04454 4535
fd1caaed
MD		 4536 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
4537 resource->res2.length = sizeof(struct acpi_resource);
4538 memcpy(&resource->res2.data.io, &ioport->io2,
4539 sizeof(struct acpi_resource_io));
4540
4541 /* setup irq resource */
4542 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
4543 resource->res3.length = sizeof(struct acpi_resource);
4544 memcpy(&resource->res3.data.irq, &irq->irq,
4545 sizeof(struct acpi_resource_irq));
4546 /* we requested a shared irq */
4547 resource->res3.data.irq.sharable = ACPI_SHARED;
4548
4549 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
f084dbb9 4550 resource->res4.length = sizeof(struct acpi_resource);
fd1caaed
MD		 4551 }
4552 /* setup Type 2/3 resources */
4553 else {
4554 /* setup io resource */
4555 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
4556 resource->res1.length = sizeof(struct acpi_resource);
4557 memcpy(&resource->res1.data.io, &ioport->io1,
4558 sizeof(struct acpi_resource_io));
4559
4560 /* setup irq resource */
4561 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
4562 resource->res2.length = sizeof(struct acpi_resource);
4563 memcpy(&resource->res2.data.irq, &irq->irq,
4564 sizeof(struct acpi_resource_irq));
4565 /* we requested a shared irq */
4566 resource->res2.data.irq.sharable = ACPI_SHARED;
4567
4568 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
f084dbb9 4569 resource->res3.length = sizeof(struct acpi_resource);
fd1caaed 4570 }
33a04454 4571
4572 /* Attempt to set the resource */
4573 dprintk("Evaluating _SRS\n");
4574 status = acpi_set_current_resources(device->handle, &buffer);
4575
4576 /* check for total failure */
4577 if (ACPI_FAILURE(status)) {
50f581a4 4578 pr_err("Error evaluating _SRS\n");
33a04454 4579 result = -ENODEV;
4580 goto end;
4581 }
4582
4583 /* Necessary device initializations calls (from sonypi) */
4584 sony_pic_call1(0x82);
4585 sony_pic_call2(0x81, 0xff);
4586 sony_pic_call1(compat ? 0x92 : 0x82);
4587
4588end:
4589 kfree(resource);
4590 return result;
4591}
4592
4593/*****************
4594 *
4595 * ISR: some event is available
4596 *
4597 *****************/
4598static irqreturn_t sony_pic_irq(int irq, void *dev_id)
4599{
4600 int i, j;
33a04454 4601 u8 ev = 0;
4602 u8 data_mask = 0;
4603 u8 device_event = 0;
4604
4605 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
4606
fd1caaed
MD		 4607 ev = inb_p(dev->cur_ioport->io1.minimum);
4608 if (dev->cur_ioport->io2.minimum)
4609 data_mask = inb_p(dev->cur_ioport->io2.minimum);
4610 else
de920430 4611 data_mask = inb_p(dev->cur_ioport->io1.minimum +
31df7144 4612 dev->evport_offset);
33a04454 4613
22a17780 4614 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430 4615 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 4616 dev->evport_offset);
33a04454 4617
4618 if (ev == 0x00 || ev == 0xff)
4619 return IRQ_HANDLED;
4620
31df7144 4621 for (i = 0; dev->event_types[i].mask; i++) {
33a04454 4622
31df7144
MD		 4623 if ((data_mask & dev->event_types[i].data) !=
4624 dev->event_types[i].data)
33a04454 4625 continue;
4626
31df7144 4627 if (!(mask & dev->event_types[i].mask))
33a04454 4628 continue;
4629
31df7144
MD		 4630 for (j = 0; dev->event_types[i].events[j].event; j++) {
4631 if (ev == dev->event_types[i].events[j].data) {
33a04454 4632 device_event =
31df7144 4633 dev->event_types[i].events[j].event;
4eeb5022
MD		 4634 /* some events may require ignoring */
4635 if (!device_event)
4636 return IRQ_HANDLED;
33a04454 4637 goto found;
4638 }
4639 }
4640 }
3eb8749a
MD		 4641 /* Still not able to decode the event try to pass
4642 * it over to the minidriver
4643 */
31df7144 4644 if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
3eb8749a
MD		 4645 return IRQ_HANDLED;
4646
de920430
MD		 4647 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
4648 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 4649 dev->evport_offset);
33a04454 4650 return IRQ_HANDLED;
4651
4652found:
1549ee6f 4653 sony_laptop_report_input_event(device_event);
7b153f36 4654 sonypi_compat_report_event(device_event);
33a04454 4655 return IRQ_HANDLED;
4656}
4657
4658/*****************
4659 *
4660 * ACPI driver
4661 *
4662 *****************/
51fac838 4663static int sony_pic_remove(struct acpi_device *device)
33a04454 4664{
4665 struct sony_pic_ioport *io, *tmp_io;
4666 struct sony_pic_irq *irq, *tmp_irq;
4667
4668 if (sony_pic_disable(device)) {
50f581a4 4669 pr_err("Couldn't disable device\n");
33a04454 4670 return -ENXIO;
4671 }
4672
4673 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 4674 release_region(spic_dev.cur_ioport->io1.minimum,
4675 spic_dev.cur_ioport->io1.address_length);
4676 if (spic_dev.cur_ioport->io2.minimum)
4677 release_region(spic_dev.cur_ioport->io2.minimum,
4678 spic_dev.cur_ioport->io2.address_length);
33a04454 4679
015a916f
MD		 4680 sonypi_compat_exit();
4681
1549ee6f 4682 sony_laptop_remove_input();
33a04454 4683
49a11dea 4684 /* pf attrs */
4685 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
4686 sony_pf_remove();
4687
33a04454 4688 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
4689 list_del(&io->list);
4690 kfree(io);
4691 }
4692 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
4693 list_del(&irq->list);
4694 kfree(irq);
4695 }
4696 spic_dev.cur_ioport = NULL;
4697 spic_dev.cur_irq = NULL;
4698
f6119b02 4699 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 4700 return 0;
4701}
4702
4703static int sony_pic_add(struct acpi_device *device)
4704{
4705 int result;
4706 struct sony_pic_ioport *io, *tmp_io;
4707 struct sony_pic_irq *irq, *tmp_irq;
4708
33a04454 4709 spic_dev.acpi_dev = device;
4710 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 4711 sony_pic_detect_device_type(&spic_dev);
9f9f0761 4712 mutex_init(&spic_dev.lock);
33a04454 4713
4714 /* read _PRS resources */
4715 result = sony_pic_possible_resources(device);
4716 if (result) {
50f581a4 4717 pr_err("Unable to read possible resources\n");
33a04454 4718 goto err_free_resources;
4719 }
4720
4721 /* setup input devices and helper fifo */
2e4d242c 4722 result = sony_laptop_setup_input(device);
33a04454 4723 if (result) {
50f581a4 4724 pr_err("Unable to create input devices\n");
33a04454 4725 goto err_free_resources;
4726 }
4727
03a174b3
WY		 4728 result = sonypi_compat_init();
4729 if (result)
015a916f
MD		 4730 goto err_remove_input;
4731
33a04454 4732 /* request io port */
fd1caaed
MD		 4733 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
4734 if (request_region(io->io1.minimum, io->io1.address_length,
c8440336 4735 "Sony Programmable I/O Device")) {
fd1caaed
MD		 4736 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
4737 io->io1.minimum, io->io1.maximum,
4738 io->io1.address_length);
4739 /* Type 1 have 2 ioports */
4740 if (io->io2.minimum) {
4741 if (request_region(io->io2.minimum,
4742 io->io2.address_length,
c8440336 4743 "Sony Programmable I/O Device")) {
fd1caaed
MD		 4744 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
4745 io->io2.minimum, io->io2.maximum,
4746 io->io2.address_length);
4747 spic_dev.cur_ioport = io;
4748 break;
4749 }
4750 else {
4751 dprintk("Unable to get I/O port2: "
4752 "0x%.4x (0x%.4x) + 0x%.2x\n",
4753 io->io2.minimum, io->io2.maximum,
4754 io->io2.address_length);
4755 release_region(io->io1.minimum,
4756 io->io1.address_length);
4757 }
4758 }
4759 else {
4760 spic_dev.cur_ioport = io;
4761 break;
4762 }
33a04454 4763 }
4764 }
4765 if (!spic_dev.cur_ioport) {
50f581a4 4766 pr_err("Failed to request_region\n");
33a04454 4767 result = -ENODEV;
015a916f 4768 goto err_remove_compat;
33a04454 4769 }
4770
4771 /* request IRQ */
fd1caaed 4772 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 4773 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
6a0d89c2 4774 0, "sony-laptop", &spic_dev)) {
33a04454 4775 dprintk("IRQ: %d - triggering: %d - "
4776 "polarity: %d - shr: %d\n",
4777 irq->irq.interrupts[0],
4778 irq->irq.triggering,
4779 irq->irq.polarity,
4780 irq->irq.sharable);
4781 spic_dev.cur_irq = irq;
4782 break;
4783 }
4784 }
4785 if (!spic_dev.cur_irq) {
50f581a4 4786 pr_err("Failed to request_irq\n");
33a04454 4787 result = -ENODEV;
4788 goto err_release_region;
4789 }
4790
4791 /* set resource status _SRS */
4792 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
4793 if (result) {
50f581a4 4794 pr_err("Couldn't enable device\n");
33a04454 4795 goto err_free_irq;
4796 }
4797
49a11dea 4798 spic_dev.bluetooth_power = -1;
4799 /* create device attributes */
4800 result = sony_pf_add();
4801 if (result)
4802 goto err_disable_device;
4803
4804 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
4805 if (result)
4806 goto err_remove_pf;
4807
e22510ea 4808 pr_info("SPIC setup done.\n");
33a04454 4809 return 0;
4810
49a11dea 4811err_remove_pf:
4812 sony_pf_remove();
4813
4814err_disable_device:
4815 sony_pic_disable(device);
4816
33a04454 4817err_free_irq:
4818 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
4819
4820err_release_region:
fd1caaed
MD		 4821 release_region(spic_dev.cur_ioport->io1.minimum,
4822 spic_dev.cur_ioport->io1.address_length);
4823 if (spic_dev.cur_ioport->io2.minimum)
4824 release_region(spic_dev.cur_ioport->io2.minimum,
4825 spic_dev.cur_ioport->io2.address_length);
33a04454 4826
015a916f
MD		 4827err_remove_compat:
4828 sonypi_compat_exit();
4829
33a04454 4830err_remove_input:
1549ee6f 4831 sony_laptop_remove_input();
33a04454 4832
4833err_free_resources:
4834 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
4835 list_del(&io->list);
4836 kfree(io);
4837 }
4838 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
4839 list_del(&irq->list);
4840 kfree(irq);
4841 }
4842 spic_dev.cur_ioport = NULL;
4843 spic_dev.cur_irq = NULL;
4844
4845 return result;
4846}
4847
3567a4e2 4848#ifdef CONFIG_PM_SLEEP
bb6b98d6 4849static int sony_pic_suspend(struct device *dev)
33a04454 4850{
bb6b98d6 4851 if (sony_pic_disable(to_acpi_device(dev)))
33a04454 4852 return -ENXIO;
4853 return 0;
4854}
4855
bb6b98d6 4856static int sony_pic_resume(struct device *dev)
33a04454 4857{
bb6b98d6
RW		 4858 sony_pic_enable(to_acpi_device(dev),
4859 spic_dev.cur_ioport, spic_dev.cur_irq);
33a04454 4860 return 0;
4861}
3567a4e2 4862#endif
33a04454 4863
bb6b98d6
RW		 4864static SIMPLE_DEV_PM_OPS(sony_pic_pm, sony_pic_suspend, sony_pic_resume);
4865
1ba90e3a
TR		 4866static const struct acpi_device_id sony_pic_device_ids[] = {
4867 {SONY_PIC_HID, 0},
4868 {"", 0},
4869};
4870
33a04454 4871static struct acpi_driver sony_pic_driver = {
4872 .name = SONY_PIC_DRIVER_NAME,
4873 .class = SONY_PIC_CLASS,
1ba90e3a 4874 .ids = sony_pic_device_ids,
33a04454 4875 .owner = THIS_MODULE,
4876 .ops = {
4877 .add = sony_pic_add,
4878 .remove = sony_pic_remove,
33a04454 4879 },
bb6b98d6 4880 .drv.pm = &sony_pic_pm,
33a04454 4881};
4882
4883static struct dmi_system_id __initdata sonypi_dmi_table[] = {
4884 {
4885 .ident = "Sony Vaio",
4886 .matches = {
4887 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
4888 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
4889 },
4890 },
4891 {
4892 .ident = "Sony Vaio",
4893 .matches = {
4894 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
4895 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
4896 },
4897 },
4898 { }
4899};
4900
59b19106 4901static int __init sony_laptop_init(void)
7f09c432 4902{
33a04454 4903 int result;
4904
4905 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
4906 result = acpi_bus_register_driver(&sony_pic_driver);
4907 if (result) {
50f581a4 4908 pr_err("Unable to register SPIC driver\n");
33a04454 4909 goto out;
4910 }
5e6f9725 4911 spic_drv_registered = 1;
33a04454 4912 }
4913
4914 result = acpi_bus_register_driver(&sony_nc_driver);
4915 if (result) {
50f581a4 4916 pr_err("Unable to register SNC driver\n");
33a04454 4917 goto out_unregister_pic;
4918 }
4919
4920 return 0;
4921
4922out_unregister_pic:
5e6f9725 4923 if (spic_drv_registered)
33a04454 4924 acpi_bus_unregister_driver(&sony_pic_driver);
4925out:
4926 return result;
7f09c432
SP		 4927}
4928
59b19106 4929static void __exit sony_laptop_exit(void)
7f09c432 4930{
59b19106 4931 acpi_bus_unregister_driver(&sony_nc_driver);
5e6f9725 4932 if (spic_drv_registered)
33a04454 4933 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 4934}
4935
59b19106 4936module_init(sony_laptop_init);
4937module_exit(sony_laptop_exit);
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