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ACPI / PM: Fix unused function warnings for CONFIG_PM_SLEEP
[mirror_ubuntu-bionic-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>
7f09c432
SP		 64#include <acpi/acpi_drivers.h>
65#include <acpi/acpi_bus.h>
66#include <asm/uaccess.h>
33a04454 67#include <linux/sonypi.h>
1ce82c14 68#include <linux/sony-laptop.h>
6cc056bc 69#include <linux/rfkill.h>
a64e62a0 70#ifdef CONFIG_SONYPI_COMPAT
7b153f36 71#include <linux/poll.h>
72#include <linux/miscdevice.h>
73#endif
7f09c432 74
50f581a4
JP		 75#define dprintk(fmt, ...) \
76do { \
77 if (debug) \
78 pr_warn(fmt, ##__VA_ARGS__); \
b9a218b7 79} while (0)
80
425ef5d7 81#define SONY_LAPTOP_DRIVER_VERSION "0.6"
33a04454 82
83#define SONY_NC_CLASS "sony-nc"
59b19106 84#define SONY_NC_HID "SNY5001"
f6119b02 85#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
50f62afb 86
33a04454 87#define SONY_PIC_CLASS "sony-pic"
88#define SONY_PIC_HID "SNY6001"
f6119b02 89#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
7f09c432 90
ed3aa4b7 91MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
33a04454 92MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
7f09c432 93MODULE_LICENSE("GPL");
33a04454 94MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
7f09c432
SP		 95
96static int debug;
97module_param(debug, int, 0);
98MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
a02d1c1d 99 "the development of this driver");
7f09c432 100
33a04454 101static int no_spic; /* = 0 */
102module_param(no_spic, int, 0444);
103MODULE_PARM_DESC(no_spic,
104 "set this if you don't want to enable the SPIC device");
105
106static int compat; /* = 0 */
107module_param(compat, int, 0444);
108MODULE_PARM_DESC(compat,
7b153f36 109 "set this if you want to enable backward compatibility mode");
33a04454 110
111static unsigned long mask = 0xffffffff;
112module_param(mask, ulong, 0644);
113MODULE_PARM_DESC(mask,
114 "set this to the mask of event you want to enable (see doc)");
115
5f3d2898 116static int camera; /* = 0 */
117module_param(camera, int, 0444);
118MODULE_PARM_DESC(camera,
119 "set this to 1 to enable Motion Eye camera controls "
120 "(only use it if you have a C1VE or C1VN model)");
121
a64e62a0 122#ifdef CONFIG_SONYPI_COMPAT
7b153f36 123static int minor = -1;
124module_param(minor, int, 0);
125MODULE_PARM_DESC(minor,
126 "minor number of the misc device for the SPIC compatibility code, "
127 "default is -1 (automatic)");
128#endif
129
6fe6ae56 130static int kbd_backlight = 1;
bf155714
MD		 131module_param(kbd_backlight, int, 0444);
132MODULE_PARM_DESC(kbd_backlight,
133 "set this to 0 to disable keyboard backlight, "
134 "1 to enable it (default: 0)");
135
136static int kbd_backlight_timeout; /* = 0 */
137module_param(kbd_backlight_timeout, int, 0444);
138MODULE_PARM_DESC(kbd_backlight_timeout,
139 "set this to 0 to set the default 10 seconds timeout, "
140 "1 for 30 seconds, 2 for 60 seconds and 3 to disable timeout "
141 "(default: 0)");
142
df410d52 143static void sony_nc_kbd_backlight_resume(void);
aa33924f
MC		 144static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
145 unsigned int handle);
146static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd);
df410d52 147
967145a0
MC		 148static int sony_nc_battery_care_setup(struct platform_device *pd,
149 unsigned int handle);
150static void sony_nc_battery_care_cleanup(struct platform_device *pd);
151
49f000ad
MC		 152static int sony_nc_thermal_setup(struct platform_device *pd);
153static void sony_nc_thermal_cleanup(struct platform_device *pd);
154static void sony_nc_thermal_resume(void);
155
54535d08
MC		 156static int sony_nc_lid_resume_setup(struct platform_device *pd);
157static void sony_nc_lid_resume_cleanup(struct platform_device *pd);
158
88bf1706
MC		 159static int sony_nc_highspeed_charging_setup(struct platform_device *pd);
160static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd);
161
2b8791c4
MC		 162static int sony_nc_touchpad_setup(struct platform_device *pd,
163 unsigned int handle);
164static void sony_nc_touchpad_cleanup(struct platform_device *pd);
165
6cc056bc
MG		 166enum sony_nc_rfkill {
167 SONY_WIFI,
168 SONY_BLUETOOTH,
169 SONY_WWAN,
170 SONY_WIMAX,
19d337df 171 N_SONY_RFKILL,
6cc056bc
MG		 172};
173
d5a664a3 174static int sony_rfkill_handle;
19d337df
JB		 175static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
176static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
a1e73632
MC		 177static int sony_nc_rfkill_setup(struct acpi_device *device,
178 unsigned int handle);
5fe801a7 179static void sony_nc_rfkill_cleanup(void);
6cc056bc
MG		 180static void sony_nc_rfkill_update(void);
181
1549ee6f 182/*********** Input Devices ***********/
183
184#define SONY_LAPTOP_BUF_SIZE 128
185struct sony_laptop_input_s {
186 atomic_t users;
187 struct input_dev *jog_dev;
188 struct input_dev *key_dev;
45465487 189 struct kfifo fifo;
1549ee6f 190 spinlock_t fifo_lock;
cffdde99 191 struct timer_list release_key_timer;
1549ee6f 192};
6cc056bc 193
1549ee6f 194static struct sony_laptop_input_s sony_laptop_input = {
195 .users = ATOMIC_INIT(0),
196};
197
198struct sony_laptop_keypress {
199 struct input_dev *dev;
200 int key;
201};
202
bc57f865
MD		 203/* Correspondance table between sonypi events
204 * and input layer indexes in the keymap
205 */
206static int sony_laptop_input_index[] = {
3eb8749a
MD		 207 -1, /* 0 no event */
208 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
209 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
210 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
211 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
212 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
213 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
214 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
215 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
216 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
217 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
218 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
219 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
220 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
221 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
222 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
223 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
224 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
225 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
226 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
227 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
228 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
229 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
230 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
231 17, /* 24 SONYPI_EVENT_FNKEY_1 */
232 18, /* 25 SONYPI_EVENT_FNKEY_2 */
233 19, /* 26 SONYPI_EVENT_FNKEY_D */
234 20, /* 27 SONYPI_EVENT_FNKEY_E */
235 21, /* 28 SONYPI_EVENT_FNKEY_F */
236 22, /* 29 SONYPI_EVENT_FNKEY_S */
237 23, /* 30 SONYPI_EVENT_FNKEY_B */
238 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
239 25, /* 32 SONYPI_EVENT_PKEY_P1 */
240 26, /* 33 SONYPI_EVENT_PKEY_P2 */
241 27, /* 34 SONYPI_EVENT_PKEY_P3 */
242 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
243 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
244 -1, /* 37 SONYPI_EVENT_LID_OPENED */
245 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
246 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
247 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
248 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
249 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
250 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
251 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
252 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
253 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
254 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
255 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
256 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
257 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
258 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
259 43, /* 52 SONYPI_EVENT_MEYE_FACE */
260 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
261 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
262 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
263 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
264 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
265 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
266 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
267 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
268 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
269 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
270 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
9b57896e 271 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
45c7942b
MG		 272 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
273 53, /* 66 SONYPI_EVENT_PKEY_P4 */
274 54, /* 67 SONYPI_EVENT_PKEY_P5 */
275 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 276 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
277 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
278 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
4f924ba5 279 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
1a7d9469 280 59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */
bc57f865
MD		 281};
282
283static int sony_laptop_input_keycode_map[] = {
284 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
285 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
286 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
287 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
288 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
289 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
290 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
291 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
292 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
293 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
294 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
295 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
296 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
297 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
298 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
299 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
300 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
301 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
302 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
303 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
304 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
305 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
306 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
307 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
308 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
309 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
310 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
311 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
312 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
313 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
314 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
315 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
316 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
317 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
318 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
319 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
320 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
321 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
322 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
323 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
324 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
325 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
326 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
327 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
328 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
329 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
330 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
331 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
332 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 333 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 334 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 335 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
336 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
337 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
338 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
339 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 340 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
341 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
4f924ba5 342 KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
1a7d9469 343 KEY_VENDOR, /* 59 SONYPI_EVENT_VENDOR_PRESSED */
1549ee6f 344};
345
346/* release buttons after a short delay if pressed */
cffdde99 347static void do_sony_laptop_release_key(unsigned long unused)
1549ee6f 348{
349 struct sony_laptop_keypress kp;
9593bd07 350 unsigned long flags;
1549ee6f 351
9593bd07
DT		 352 spin_lock_irqsave(&sony_laptop_input.fifo_lock, flags);
353
354 if (kfifo_out(&sony_laptop_input.fifo,
355 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
1549ee6f 356 input_report_key(kp.dev, kp.key, 0);
357 input_sync(kp.dev);
358 }
9593bd07
DT		 359
360 /* If there is something in the fifo schedule next release. */
361 if (kfifo_len(&sony_laptop_input.fifo) != 0)
cffdde99
DT		 362 mod_timer(&sony_laptop_input.release_key_timer,
363 jiffies + msecs_to_jiffies(10));
9593bd07
DT		 364
365 spin_unlock_irqrestore(&sony_laptop_input.fifo_lock, flags);
1549ee6f 366}
1549ee6f 367
3a4fa0a2 368/* forward event to the input subsystem */
1549ee6f 369static void sony_laptop_report_input_event(u8 event)
370{
371 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
372 struct input_dev *key_dev = sony_laptop_input.key_dev;
373 struct sony_laptop_keypress kp = { NULL };
747a562f 374 int scancode = -1;
1549ee6f 375
a83021a2
AT		 376 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
377 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
1549ee6f 378 /* Nothing, not all VAIOs generate this event */
379 return;
380 }
381
382 /* report events */
383 switch (event) {
384 /* jog_dev events */
385 case SONYPI_EVENT_JOGDIAL_UP:
386 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
387 input_report_rel(jog_dev, REL_WHEEL, 1);
388 input_sync(jog_dev);
389 return;
390
391 case SONYPI_EVENT_JOGDIAL_DOWN:
392 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
393 input_report_rel(jog_dev, REL_WHEEL, -1);
394 input_sync(jog_dev);
395 return;
396
397 /* key_dev events */
398 case SONYPI_EVENT_JOGDIAL_PRESSED:
399 kp.key = BTN_MIDDLE;
400 kp.dev = jog_dev;
401 break;
402
403 default:
d399d130 404 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 405 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
406 break;
407 }
747a562f
JH		 408 if ((scancode = sony_laptop_input_index[event]) != -1) {
409 kp.key = sony_laptop_input_keycode_map[scancode];
bc57f865 410 if (kp.key != KEY_UNKNOWN)
1549ee6f 411 kp.dev = key_dev;
bc57f865 412 }
1549ee6f 413 break;
414 }
415
416 if (kp.dev) {
747a562f
JH		 417 /* if we have a scancode we emit it so we can always
418 remap the key */
419 if (scancode != -1)
420 input_event(kp.dev, EV_MSC, MSC_SCAN, scancode);
1549ee6f 421 input_report_key(kp.dev, kp.key, 1);
422 input_sync(kp.dev);
1549ee6f 423
9593bd07
DT		 424 /* schedule key release */
425 kfifo_in_locked(&sony_laptop_input.fifo,
426 (unsigned char *)&kp, sizeof(kp),
427 &sony_laptop_input.fifo_lock);
cffdde99
DT		 428 mod_timer(&sony_laptop_input.release_key_timer,
429 jiffies + msecs_to_jiffies(10));
1549ee6f 430 } else
431 dprintk("unknown input event %.2x\n", event);
432}
433
2e4d242c 434static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 435{
436 struct input_dev *jog_dev;
437 struct input_dev *key_dev;
438 int i;
439 int error;
440
441 /* don't run again if already initialized */
442 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
443 return 0;
444
445 /* kfifo */
446 spin_lock_init(&sony_laptop_input.fifo_lock);
9593bd07
DT		 447 error = kfifo_alloc(&sony_laptop_input.fifo,
448 SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
45465487 449 if (error) {
50f581a4 450 pr_err("kfifo_alloc failed\n");
1549ee6f 451 goto err_dec_users;
452 }
453
cffdde99
DT		 454 setup_timer(&sony_laptop_input.release_key_timer,
455 do_sony_laptop_release_key, 0);
1549ee6f 456
457 /* input keys */
458 key_dev = input_allocate_device();
459 if (!key_dev) {
460 error = -ENOMEM;
9593bd07 461 goto err_free_kfifo;
1549ee6f 462 }
463
464 key_dev->name = "Sony Vaio Keys";
465 key_dev->id.bustype = BUS_ISA;
466 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 467 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 468
469 /* Initialize the Input Drivers: special keys */
c45bc9d6
DT		 470 input_set_capability(key_dev, EV_MSC, MSC_SCAN);
471
472 __set_bit(EV_KEY, key_dev->evbit);
bc57f865
MD		 473 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
474 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
475 key_dev->keycode = &sony_laptop_input_keycode_map;
c45bc9d6
DT		 476 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++)
477 __set_bit(sony_laptop_input_keycode_map[i], key_dev->keybit);
478 __clear_bit(KEY_RESERVED, key_dev->keybit);
1549ee6f 479
480 error = input_register_device(key_dev);
481 if (error)
482 goto err_free_keydev;
483
484 sony_laptop_input.key_dev = key_dev;
485
486 /* jogdial */
487 jog_dev = input_allocate_device();
488 if (!jog_dev) {
489 error = -ENOMEM;
490 goto err_unregister_keydev;
491 }
492
493 jog_dev->name = "Sony Vaio Jogdial";
494 jog_dev->id.bustype = BUS_ISA;
495 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
747a562f 496 jog_dev->dev.parent = &acpi_device->dev;
1549ee6f 497
c45bc9d6
DT		 498 input_set_capability(jog_dev, EV_KEY, BTN_MIDDLE);
499 input_set_capability(jog_dev, EV_REL, REL_WHEEL);
1549ee6f 500
501 error = input_register_device(jog_dev);
502 if (error)
503 goto err_free_jogdev;
504
505 sony_laptop_input.jog_dev = jog_dev;
506
507 return 0;
508
509err_free_jogdev:
510 input_free_device(jog_dev);
511
512err_unregister_keydev:
513 input_unregister_device(key_dev);
514 /* to avoid kref underflow below at input_free_device */
515 key_dev = NULL;
516
517err_free_keydev:
518 input_free_device(key_dev);
519
1549ee6f 520err_free_kfifo:
45465487 521 kfifo_free(&sony_laptop_input.fifo);
1549ee6f 522
523err_dec_users:
524 atomic_dec(&sony_laptop_input.users);
525 return error;
526}
527
528static void sony_laptop_remove_input(void)
529{
9593bd07
DT		 530 struct sony_laptop_keypress kp = { NULL };
531
532 /* Cleanup only after the last user has gone */
1549ee6f 533 if (!atomic_dec_and_test(&sony_laptop_input.users))
534 return;
535
cffdde99 536 del_timer_sync(&sony_laptop_input.release_key_timer);
9593bd07
DT		 537
538 /*
539 * Generate key-up events for remaining keys. Note that we don't
540 * need locking since nobody is adding new events to the kfifo.
541 */
542 while (kfifo_out(&sony_laptop_input.fifo,
543 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
544 input_report_key(kp.dev, kp.key, 0);
545 input_sync(kp.dev);
546 }
1549ee6f 547
548 /* destroy input devs */
549 input_unregister_device(sony_laptop_input.key_dev);
550 sony_laptop_input.key_dev = NULL;
551
552 if (sony_laptop_input.jog_dev) {
553 input_unregister_device(sony_laptop_input.jog_dev);
554 sony_laptop_input.jog_dev = NULL;
555 }
556
45465487 557 kfifo_free(&sony_laptop_input.fifo);
1549ee6f 558}
559
56b8756b 560/*********** Platform Device ***********/
561
562static atomic_t sony_pf_users = ATOMIC_INIT(0);
563static struct platform_driver sony_pf_driver = {
564 .driver = {
565 .name = "sony-laptop",
566 .owner = THIS_MODULE,
567 }
568};
569static struct platform_device *sony_pf_device;
570
571static int sony_pf_add(void)
572{
573 int ret = 0;
574
575 /* don't run again if already initialized */
576 if (atomic_add_return(1, &sony_pf_users) > 1)
577 return 0;
578
579 ret = platform_driver_register(&sony_pf_driver);
580 if (ret)
581 goto out;
582
583 sony_pf_device = platform_device_alloc("sony-laptop", -1);
584 if (!sony_pf_device) {
585 ret = -ENOMEM;
586 goto out_platform_registered;
587 }
588
589 ret = platform_device_add(sony_pf_device);
590 if (ret)
591 goto out_platform_alloced;
592
593 return 0;
594
595 out_platform_alloced:
596 platform_device_put(sony_pf_device);
597 sony_pf_device = NULL;
598 out_platform_registered:
599 platform_driver_unregister(&sony_pf_driver);
600 out:
601 atomic_dec(&sony_pf_users);
602 return ret;
603}
604
605static void sony_pf_remove(void)
606{
607 /* deregister only after the last user has gone */
608 if (!atomic_dec_and_test(&sony_pf_users))
609 return;
610
08db2b31 611 platform_device_unregister(sony_pf_device);
56b8756b 612 platform_driver_unregister(&sony_pf_driver);
613}
614
615/*********** SNC (SNY5001) Device ***********/
616
33a04454 617/* the device uses 1-based values, while the backlight subsystem uses
618 0-based values */
619#define SONY_MAX_BRIGHTNESS 8
620
621#define SNC_VALIDATE_IN 0
622#define SNC_VALIDATE_OUT 1
623
59b19106 624static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 625 char *);
59b19106 626static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 627 const char *, size_t);
156c221b
MD		 628static int boolean_validate(const int, const int);
629static int brightness_default_validate(const int, const int);
630
59b19106 631struct sony_nc_value {
a02d1c1d
LB		 632 char *name; /* name of the entry */
633 char **acpiget; /* names of the ACPI get function */
634 char **acpiset; /* names of the ACPI set function */
156c221b 635 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 636 int value; /* current setting */
637 int valid; /* Has ever been set */
638 int debug; /* active only in debug mode ? */
c8440336 639 struct device_attribute devattr; /* sysfs attribute */
ed3aa4b7
MD		 640};
641
59b19106 642#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 643 static char *snc_##_name[] = { _values, NULL }
644
59b19106 645#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 646 { \
647 .name = __stringify(_name), \
648 .acpiget = _getters, \
649 .acpiset = _setters, \
156c221b 650 .validate = _validate, \
ed3aa4b7 651 .debug = _debug, \
59b19106 652 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 653 }
ed3aa4b7 654
59b19106 655#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 656
59b19106 657SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 658
59b19106 659SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
660SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 661
59b19106 662SNC_HANDLE_NAMES(cdpower_get, "GCDP");
663SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 664
59b19106 665SNC_HANDLE_NAMES(audiopower_get, "GAZP");
666SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 667
59b19106 668SNC_HANDLE_NAMES(lanpower_get, "GLNP");
669SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 670
044847e0
MD		 671SNC_HANDLE_NAMES(lidstate_get, "GLID");
672
673SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
674SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
675
676SNC_HANDLE_NAMES(gainbass_get, "GMGB");
677SNC_HANDLE_NAMES(gainbass_set, "CMGB");
678
59b19106 679SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 680
59b19106 681SNC_HANDLE_NAMES(CTR_get, "GCTR");
682SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 683
59b19106 684SNC_HANDLE_NAMES(PCR_get, "GPCR");
685SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 686
59b19106 687SNC_HANDLE_NAMES(CMI_get, "GCMI");
688SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 689
59b19106 690static struct sony_nc_value sony_nc_values[] = {
691 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 692 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 693 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
694 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
695 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 696 boolean_validate, 0),
59b19106 697 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 698 boolean_validate, 1),
044847e0
MD		 699 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
700 boolean_validate, 0),
701 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
702 boolean_validate, 0),
703 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
704 boolean_validate, 0),
ed3aa4b7 705 /* unknown methods */
59b19106 706 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
707 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
708 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
709 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
710 SNC_HANDLE_NULL
7f09c432
SP		 711};
712
59b19106 713static acpi_handle sony_nc_acpi_handle;
714static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 715
d78865cd
MD		 716/*
717 * acpi_evaluate_object wrappers
ebcef1b0
MD		 718 * all useful calls into SNC methods take one or zero parameters and return
719 * integers or arrays.
d78865cd 720 */
ebcef1b0
MD		 721static union acpi_object *__call_snc_method(acpi_handle handle, char *method,
722 u64 *value)
7f09c432 723{
ebcef1b0
MD		 724 union acpi_object *result = NULL;
725 struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
7f09c432
SP		 726 acpi_status status;
727
ebcef1b0
MD		 728 if (value) {
729 struct acpi_object_list params;
730 union acpi_object in;
731 in.type = ACPI_TYPE_INTEGER;
732 in.integer.value = *value;
733 params.count = 1;
734 params.pointer = &in;
735 status = acpi_evaluate_object(handle, method, &params, &output);
ae188715
MD		 736 dprintk("__call_snc_method: [%s:0x%.8x%.8x]\n", method,
737 (unsigned int)(*value >> 32),
738 (unsigned int)*value & 0xffffffff);
739 } else {
ebcef1b0 740 status = acpi_evaluate_object(handle, method, NULL, &output);
ae188715
MD		 741 dprintk("__call_snc_method: [%s]\n", method);
742 }
7f09c432 743
ebcef1b0
MD		 744 if (ACPI_FAILURE(status)) {
745 pr_err("Failed to evaluate [%s]\n", method);
746 return NULL;
7f09c432
SP		 747 }
748
ebcef1b0
MD		 749 result = (union acpi_object *) output.pointer;
750 if (!result)
751 dprintk("No return object [%s]\n", method);
7f09c432 752
ebcef1b0 753 return result;
7f09c432
SP		 754}
755
ebcef1b0
MD		 756static int sony_nc_int_call(acpi_handle handle, char *name, int *value,
757 int *result)
7f09c432 758{
ebcef1b0
MD		 759 union acpi_object *object = NULL;
760 if (value) {
761 u64 v = *value;
762 object = __call_snc_method(handle, name, &v);
763 } else
764 object = __call_snc_method(handle, name, NULL);
7f09c432 765
ebcef1b0
MD		 766 if (!object)
767 return -EINVAL;
7f09c432 768
ebcef1b0
MD		 769 if (object->type != ACPI_TYPE_INTEGER) {
770 pr_warn("Invalid acpi_object: expected 0x%x got 0x%x\n",
771 ACPI_TYPE_INTEGER, object->type);
772 kfree(object);
773 return -EINVAL;
7f09c432
SP		 774 }
775
ebcef1b0
MD		 776 if (result)
777 *result = object->integer.value;
7f09c432 778
ebcef1b0
MD		 779 kfree(object);
780 return 0;
781}
782
783#define MIN(a, b) (a > b ? b : a)
784static int sony_nc_buffer_call(acpi_handle handle, char *name, u64 *value,
785 void *buffer, size_t buflen)
786{
787 size_t len = len;
788 union acpi_object *object = __call_snc_method(handle, name, value);
789
790 if (!object)
791 return -EINVAL;
792
793 if (object->type == ACPI_TYPE_BUFFER)
794 len = MIN(buflen, object->buffer.length);
795
796 else if (object->type == ACPI_TYPE_INTEGER)
797 len = MIN(buflen, sizeof(object->integer.value));
798
799 else {
800 pr_warn("Invalid acpi_object: expected 0x%x got 0x%x\n",
801 ACPI_TYPE_BUFFER, object->type);
802 kfree(object);
803 return -EINVAL;
804 }
805
806 memcpy(buffer, object->buffer.pointer, len);
807 kfree(object);
808 return 0;
7f09c432
SP		 809}
810
2a4f0c81
MD		 811struct sony_nc_handles {
812 u16 cap[0x10];
813 struct device_attribute devattr;
814};
815
f11113b2 816static struct sony_nc_handles *handles;
2a4f0c81
MD		 817
818static ssize_t sony_nc_handles_show(struct device *dev,
819 struct device_attribute *attr, char *buffer)
820{
821 ssize_t len = 0;
822 int i;
823
824 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
825 len += snprintf(buffer + len, PAGE_SIZE - len, "0x%.4x ",
826 handles->cap[i]);
827 }
828 len += snprintf(buffer + len, PAGE_SIZE - len, "\n");
829
830 return len;
831}
832
833static int sony_nc_handles_setup(struct platform_device *pd)
badf26f0 834{
ebcef1b0 835 int i, r, result, arg;
badf26f0 836
2a4f0c81 837 handles = kzalloc(sizeof(*handles), GFP_KERNEL);
31f00759
DC		 838 if (!handles)
839 return -ENOMEM;
2a4f0c81 840
2a4f0c81 841 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
ebcef1b0
MD		 842 arg = i + 0x20;
843 r = sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg,
844 &result);
845 if (!r) {
2a4f0c81
MD		 846 dprintk("caching handle 0x%.4x (offset: 0x%.2x)\n",
847 result, i);
848 handles->cap[i] = result;
56e6e716 849 }
badf26f0
MG		 850 }
851
855b8bc9
MD		 852 if (debug) {
853 sysfs_attr_init(&handles->devattr.attr);
854 handles->devattr.attr.name = "handles";
855 handles->devattr.attr.mode = S_IRUGO;
856 handles->devattr.show = sony_nc_handles_show;
857
858 /* allow reading capabilities via sysfs */
859 if (device_create_file(&pd->dev, &handles->devattr)) {
860 kfree(handles);
861 handles = NULL;
862 return -1;
863 }
2a4f0c81
MD		 864 }
865
866 return 0;
867}
868
869static int sony_nc_handles_cleanup(struct platform_device *pd)
870{
871 if (handles) {
855b8bc9
MD		 872 if (debug)
873 device_remove_file(&pd->dev, &handles->devattr);
2a4f0c81
MD		 874 kfree(handles);
875 handles = NULL;
876 }
877 return 0;
878}
879
880static int sony_find_snc_handle(int handle)
881{
882 int i;
fef34861
MD		 883
884 /* not initialized yet, return early */
bab7084c
MD		 885 if (!handles || !handle)
886 return -EINVAL;
fef34861 887
2a4f0c81
MD		 888 for (i = 0; i < 0x10; i++) {
889 if (handles->cap[i] == handle) {
890 dprintk("found handle 0x%.4x (offset: 0x%.2x)\n",
891 handle, i);
892 return i;
893 }
894 }
56e6e716 895 dprintk("handle 0x%.4x not found\n", handle);
bab7084c 896 return -EINVAL;
badf26f0
MG		 897}
898
899static int sony_call_snc_handle(int handle, int argument, int *result)
900{
ebcef1b0 901 int arg, ret = 0;
badf26f0
MG		 902 int offset = sony_find_snc_handle(handle);
903
904 if (offset < 0)
bab7084c 905 return offset;
badf26f0 906
ebcef1b0
MD		 907 arg = offset | argument;
908 ret = sony_nc_int_call(sony_nc_acpi_handle, "SN07", &arg, result);
909 dprintk("called SN07 with 0x%.4x (result: 0x%.4x)\n", arg, *result);
56e6e716 910 return ret;
badf26f0
MG		 911}
912
156c221b 913/*
59b19106 914 * sony_nc_values input/output validate functions
156c221b
MD		 915 */
916
917/* brightness_default_validate:
918 *
919 * manipulate input output values to keep consistency with the
920 * backlight framework for which brightness values are 0-based.
921 */
922static int brightness_default_validate(const int direction, const int value)
923{
924 switch (direction) {
925 case SNC_VALIDATE_OUT:
926 return value - 1;
927 case SNC_VALIDATE_IN:
928 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
929 return value + 1;
930 }
931 return -EINVAL;
932}
933
934/* boolean_validate:
935 *
936 * on input validate boolean values 0/1, on output just pass the
937 * received value.
938 */
939static int boolean_validate(const int direction, const int value)
940{
941 if (direction == SNC_VALIDATE_IN) {
942 if (value != 0 && value != 1)
943 return -EINVAL;
944 }
945 return value;
946}
947
ed3aa4b7 948/*
59b19106 949 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 950 */
59b19106 951static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 952 char *buffer)
7f09c432 953{
ebcef1b0 954 int value, ret = 0;
59b19106 955 struct sony_nc_value *item =
956 container_of(attr, struct sony_nc_value, devattr);
7f09c432 957
ed3aa4b7 958 if (!*item->acpiget)
7f09c432
SP		 959 return -EIO;
960
ebcef1b0
MD		 961 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiget, NULL,
962 &value);
963 if (ret < 0)
7f09c432
SP		 964 return -EIO;
965
156c221b
MD		 966 if (item->validate)
967 value = item->validate(SNC_VALIDATE_OUT, value);
968
ed3aa4b7 969 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 970}
971
59b19106 972static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 973 struct device_attribute *attr,
974 const char *buffer, size_t count)
7f09c432 975{
c7a29183 976 int value;
9e123379 977 int ret = 0;
59b19106 978 struct sony_nc_value *item =
979 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 980
981 if (!item->acpiset)
982 return -EIO;
983
ed3aa4b7
MD		 984 if (count > 31)
985 return -EINVAL;
986
c7a29183 987 if (kstrtoint(buffer, 10, &value))
9e123379 988 return -EINVAL;
7f09c432 989
156c221b
MD		 990 if (item->validate)
991 value = item->validate(SNC_VALIDATE_IN, value);
992
993 if (value < 0)
994 return value;
7f09c432 995
9e123379 996 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiset,
c7a29183 997 &value, NULL);
ebcef1b0 998 if (ret < 0)
7f09c432 999 return -EIO;
ebcef1b0 1000
3f4f461f
AM		 1001 item->value = value;
1002 item->valid = 1;
7f09c432
SP		 1003 return count;
1004}
1005
ed3aa4b7 1006
d78865cd
MD		 1007/*
1008 * Backlight device
1009 */
62d2f23e
MD		 1010struct sony_backlight_props {
1011 struct backlight_device *dev;
1012 int handle;
014fc8fb 1013 int cmd_base;
62d2f23e
MD		 1014 u8 offset;
1015 u8 maxlvl;
1016};
1017struct sony_backlight_props sony_bl_props;
1018
d78865cd 1019static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 1020{
ebcef1b0
MD		 1021 int arg = bd->props.brightness + 1;
1022 return sony_nc_int_call(sony_nc_acpi_handle, "SBRT", &arg, NULL);
d78865cd 1023}
3f4f461f 1024
d78865cd
MD		 1025static int sony_backlight_get_brightness(struct backlight_device *bd)
1026{
1027 int value;
3f4f461f 1028
ebcef1b0 1029 if (sony_nc_int_call(sony_nc_acpi_handle, "GBRT", NULL, &value))
d78865cd
MD		 1030 return 0;
1031 /* brightness levels are 1-based, while backlight ones are 0-based */
1032 return value - 1;
3f4f461f
AM		 1033}
1034
7751ab8e
MD		 1035static int sony_nc_get_brightness_ng(struct backlight_device *bd)
1036{
1037 int result;
62d2f23e
MD		 1038 struct sony_backlight_props *sdev =
1039 (struct sony_backlight_props *)bl_get_data(bd);
7751ab8e 1040
014fc8fb 1041 sony_call_snc_handle(sdev->handle, sdev->cmd_base + 0x100, &result);
7751ab8e 1042
62d2f23e 1043 return (result & 0xff) - sdev->offset;
7751ab8e
MD		 1044}
1045
1046static int sony_nc_update_status_ng(struct backlight_device *bd)
1047{
1048 int value, result;
62d2f23e
MD		 1049 struct sony_backlight_props *sdev =
1050 (struct sony_backlight_props *)bl_get_data(bd);
7751ab8e 1051
62d2f23e 1052 value = bd->props.brightness + sdev->offset;
014fc8fb
MD		 1053 if (sony_call_snc_handle(sdev->handle, sdev->cmd_base | (value << 0x10),
1054 &result))
6192fa71 1055 return -EIO;
7751ab8e 1056
6192fa71 1057 return value;
7751ab8e
MD		 1058}
1059
acc2472e 1060static const struct backlight_ops sony_backlight_ops = {
7751ab8e 1061 .options = BL_CORE_SUSPENDRESUME,
a02d1c1d
LB		 1062 .update_status = sony_backlight_update_status,
1063 .get_brightness = sony_backlight_get_brightness,
d78865cd 1064};
7751ab8e
MD		 1065static const struct backlight_ops sony_backlight_ng_ops = {
1066 .options = BL_CORE_SUSPENDRESUME,
1067 .update_status = sony_nc_update_status_ng,
1068 .get_brightness = sony_nc_get_brightness_ng,
1069};
d78865cd 1070
6315fd1c
MD		 1071/*
1072 * New SNC-only Vaios event mapping to driver known keys
1073 */
1074struct sony_nc_event {
1075 u8 data;
1076 u8 event;
1077};
1078
45c7942b 1079static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 1080 { 0x90, SONYPI_EVENT_PKEY_P1 },
1081 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
6479efb6 1082 { 0x91, SONYPI_EVENT_PKEY_P2 },
9b57896e 1083 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 1084 { 0x81, SONYPI_EVENT_FNKEY_F1 },
1085 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
f5acf5e8
AV		 1086 { 0x82, SONYPI_EVENT_FNKEY_F2 },
1087 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
1088 { 0x83, SONYPI_EVENT_FNKEY_F3 },
1089 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
1090 { 0x84, SONYPI_EVENT_FNKEY_F4 },
1091 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 1092 { 0x85, SONYPI_EVENT_FNKEY_F5 },
1093 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
1094 { 0x86, SONYPI_EVENT_FNKEY_F6 },
1095 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
1096 { 0x87, SONYPI_EVENT_FNKEY_F7 },
1097 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
2e526311
MC		 1098 { 0x88, SONYPI_EVENT_FNKEY_F8 },
1099 { 0x08, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 1100 { 0x89, SONYPI_EVENT_FNKEY_F9 },
1101 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 1102 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
1103 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
2e526311
MC		 1104 { 0x8B, SONYPI_EVENT_FNKEY_F11 },
1105 { 0x0B, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 1106 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
1107 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
1a7d9469
MD		 1108 { 0x9d, SONYPI_EVENT_ZOOM_PRESSED },
1109 { 0x1d, SONYPI_EVENT_ANYBUTTON_RELEASED },
9b57896e
MG		 1110 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
1111 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
4f924ba5
MD		 1112 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
1113 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
1a7d9469
MD		 1114 { 0xa4, SONYPI_EVENT_CD_EJECT_PRESSED },
1115 { 0x24, SONYPI_EVENT_ANYBUTTON_RELEASED },
1116 { 0xa5, SONYPI_EVENT_VENDOR_PRESSED },
1117 { 0x25, SONYPI_EVENT_ANYBUTTON_RELEASED },
1118 { 0xa6, SONYPI_EVENT_HELP_PRESSED },
1119 { 0x26, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 1120 { 0, 0 },
1121};
1122
45c7942b
MG		 1123static struct sony_nc_event sony_127_events[] = {
1124 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
1125 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
1126 { 0x82, SONYPI_EVENT_PKEY_P1 },
1127 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
1128 { 0x83, SONYPI_EVENT_PKEY_P2 },
1129 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
1130 { 0x84, SONYPI_EVENT_PKEY_P3 },
1131 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
1132 { 0x85, SONYPI_EVENT_PKEY_P4 },
1133 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
1134 { 0x86, SONYPI_EVENT_PKEY_P5 },
1135 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
45c7942b
MG		 1136 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
1137 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
1138 { 0, 0 },
1139};
1140
5fe801a7
MC		 1141static int sony_nc_hotkeys_decode(u32 event, unsigned int handle)
1142{
1143 int ret = -EINVAL;
1144 unsigned int result = 0;
1145 struct sony_nc_event *key_event;
1146
1147 if (sony_call_snc_handle(handle, 0x200, &result)) {
1148 dprintk("Unable to decode event 0x%.2x 0x%.2x\n", handle,
1149 event);
1150 return -EINVAL;
1151 }
1152
1153 result &= 0xFF;
1154
1155 if (handle == 0x0100)
1156 key_event = sony_100_events;
1157 else
1158 key_event = sony_127_events;
1159
1160 for (; key_event->data; key_event++) {
1161 if (key_event->data == result) {
1162 ret = key_event->event;
1163 break;
1164 }
1165 }
1166
1167 if (!key_event->data)
1168 pr_info("Unknown hotkey 0x%.2x/0x%.2x (handle 0x%.2x)\n",
1169 event, result, handle);
1170
1171 return ret;
1172}
1173
d78865cd
MD		 1174/*
1175 * ACPI callbacks
1176 */
4069d6f8
MD		 1177enum event_types {
1178 HOTKEY = 1,
bb384b52
MC		 1179 KILLSWITCH,
1180 GFX_SWITCH
4069d6f8 1181};
8037d6e6 1182static void sony_nc_notify(struct acpi_device *device, u32 event)
7f09c432 1183{
5fe801a7
MC		 1184 u32 real_ev = event;
1185 u8 ev_type = 0;
1186 dprintk("sony_nc_notify, event: 0x%.2x\n", event);
1187
1188 if (event >= 0x90) {
1189 unsigned int result = 0;
1190 unsigned int arg = 0;
1191 unsigned int handle = 0;
1192 unsigned int offset = event - 0x90;
1193
1194 if (offset >= ARRAY_SIZE(handles->cap)) {
1195 pr_err("Event 0x%x outside of capabilities list\n",
1196 event);
6cc056bc 1197 return;
9b57896e 1198 }
5fe801a7
MC		 1199 handle = handles->cap[offset];
1200
1201 /* list of handles known for generating events */
1202 switch (handle) {
1203 /* hotkey event */
1204 case 0x0100:
1205 case 0x0127:
4069d6f8 1206 ev_type = HOTKEY;
5fe801a7
MC		 1207 real_ev = sony_nc_hotkeys_decode(event, handle);
1208
1209 if (real_ev > 0)
1210 sony_laptop_report_input_event(real_ev);
1211 else
1212 /* restore the original event for reporting */
1213 real_ev = event;
1214
1215 break;
1216
1217 /* wlan switch */
1218 case 0x0124:
1219 case 0x0135:
1220 /* events on this handle are reported when the
1221 * switch changes position or for battery
1222 * events. We'll notify both of them but only
1223 * update the rfkill device status when the
1224 * switch is moved.
1225 */
4069d6f8 1226 ev_type = KILLSWITCH;
5fe801a7
MC		 1227 sony_call_snc_handle(handle, 0x0100, &result);
1228 real_ev = result & 0x03;
1229
1230 /* hw switch event */
1231 if (real_ev == 1)
1232 sony_nc_rfkill_update();
1233
1234 break;
badf26f0 1235
bb384b52
MC		 1236 case 0x0128:
1237 case 0x0146:
1238 /* Hybrid GFX switching */
1239 sony_call_snc_handle(handle, 0x0000, &result);
1240 dprintk("GFX switch event received (reason: %s)\n",
1241 (result & 0x01) ?
1242 "switch change" : "unknown");
1243
1244 /* verify the switch state
1245 * 1: discrete GFX
1246 * 0: integrated GFX
1247 */
1248 sony_call_snc_handle(handle, 0x0100, &result);
1249
1250 ev_type = GFX_SWITCH;
1251 real_ev = result & 0xff;
1252 break;
1253
5fe801a7
MC		 1254 default:
1255 dprintk("Unknown event 0x%x for handle 0x%x\n",
1256 event, handle);
1257 break;
1258 }
1259
1260 /* clear the event (and the event reason when present) */
1261 arg = 1 << offset;
1262 sony_nc_int_call(sony_nc_acpi_handle, "SN05", &arg, &result);
1263
1264 } else {
1265 /* old style event */
4069d6f8 1266 ev_type = HOTKEY;
5fe801a7
MC		 1267 sony_laptop_report_input_event(real_ev);
1268 }
1269
1270 acpi_bus_generate_proc_event(sony_nc_acpi_device, ev_type, real_ev);
1271
1272 acpi_bus_generate_netlink_event(sony_nc_acpi_device->pnp.device_class,
1273 dev_name(&sony_nc_acpi_device->dev), ev_type, real_ev);
7f09c432
SP		 1274}
1275
1276static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
1277 void *context, void **return_value)
1278{
30823736 1279 struct acpi_device_info *info;
7f09c432 1280
15b8dd53 1281 if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
50f581a4 1282 pr_warn("method: name: %4.4s, args %X\n",
30823736
LM		 1283 (char *)&info->name, info->param_count);
1284
15b8dd53 1285 kfree(info);
30823736 1286 }
7f09c432
SP		 1287
1288 return AE_OK;
1289}
1290
d78865cd
MD		 1291/*
1292 * ACPI device
1293 */
5fe801a7
MC		 1294static void sony_nc_function_setup(struct acpi_device *device,
1295 struct platform_device *pf_device)
badf26f0 1296{
5fe801a7
MC		 1297 unsigned int i, result, bitmask, arg;
1298
1299 if (!handles)
1300 return;
1301
1302 /* setup found handles here */
1303 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1304 unsigned int handle = handles->cap[i];
1305
1306 if (!handle)
1307 continue;
1308
1309 dprintk("setting up handle 0x%.4x\n", handle);
1310
1311 switch (handle) {
1312 case 0x0100:
1313 case 0x0101:
1314 case 0x0127:
1315 /* setup hotkeys */
1316 sony_call_snc_handle(handle, 0, &result);
1317 break;
1318 case 0x0102:
1319 /* setup hotkeys */
1320 sony_call_snc_handle(handle, 0x100, &result);
1321 break;
2b8791c4
MC		 1322 case 0x0105:
1323 case 0x0148:
1324 /* touchpad enable/disable */
1325 result = sony_nc_touchpad_setup(pf_device, handle);
1326 if (result)
1327 pr_err("couldn't set up touchpad control function (%d)\n",
1328 result);
1329 break;
967145a0
MC		 1330 case 0x0115:
1331 case 0x0136:
1332 case 0x013f:
1333 result = sony_nc_battery_care_setup(pf_device, handle);
1334 if (result)
1335 pr_err("couldn't set up battery care function (%d)\n",
1336 result);
1337 break;
54535d08
MC		 1338 case 0x0119:
1339 result = sony_nc_lid_resume_setup(pf_device);
1340 if (result)
1341 pr_err("couldn't set up lid resume function (%d)\n",
1342 result);
1343 break;
49f000ad
MC		 1344 case 0x0122:
1345 result = sony_nc_thermal_setup(pf_device);
1346 if (result)
1347 pr_err("couldn't set up thermal profile function (%d)\n",
1348 result);
1349 break;
88bf1706
MC		 1350 case 0x0131:
1351 result = sony_nc_highspeed_charging_setup(pf_device);
1352 if (result)
1353 pr_err("couldn't set up high speed charging function (%d)\n",
1354 result);
1355 break;
5fe801a7
MC		 1356 case 0x0124:
1357 case 0x0135:
a1e73632
MC		 1358 result = sony_nc_rfkill_setup(device, handle);
1359 if (result)
1360 pr_err("couldn't set up rfkill support (%d)\n",
1361 result);
5fe801a7
MC		 1362 break;
1363 case 0x0137:
aa33924f
MC		 1364 case 0x0143:
1365 result = sony_nc_kbd_backlight_setup(pf_device, handle);
1366 if (result)
1367 pr_err("couldn't set up keyboard backlight function (%d)\n",
1368 result);
5fe801a7
MC		 1369 break;
1370 default:
1371 continue;
1372 }
1373 }
badf26f0
MG		 1374
1375 /* Enable all events */
5fe801a7
MC		 1376 arg = 0x10;
1377 if (!sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg, &bitmask))
1378 sony_nc_int_call(sony_nc_acpi_handle, "SN02", &bitmask,
1379 &result);
1380}
badf26f0 1381
5fe801a7
MC		 1382static void sony_nc_function_cleanup(struct platform_device *pd)
1383{
1384 unsigned int i, result, bitmask, handle;
badf26f0 1385
5fe801a7
MC		 1386 /* get enabled events and disable them */
1387 sony_nc_int_call(sony_nc_acpi_handle, "SN01", NULL, &bitmask);
1388 sony_nc_int_call(sony_nc_acpi_handle, "SN03", &bitmask, &result);
1389
1390 /* cleanup handles here */
1391 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1392
1393 handle = handles->cap[i];
1394
1395 if (!handle)
1396 continue;
1397
1398 switch (handle) {
2b8791c4
MC		 1399 case 0x0105:
1400 case 0x0148:
1401 sony_nc_touchpad_cleanup(pd);
1402 break;
967145a0
MC		 1403 case 0x0115:
1404 case 0x0136:
1405 case 0x013f:
1406 sony_nc_battery_care_cleanup(pd);
1407 break;
54535d08
MC		 1408 case 0x0119:
1409 sony_nc_lid_resume_cleanup(pd);
1410 break;
49f000ad
MC		 1411 case 0x0122:
1412 sony_nc_thermal_cleanup(pd);
1413 break;
88bf1706
MC		 1414 case 0x0131:
1415 sony_nc_highspeed_charging_cleanup(pd);
1416 break;
5fe801a7
MC		 1417 case 0x0124:
1418 case 0x0135:
1419 sony_nc_rfkill_cleanup();
1420 break;
1421 case 0x0137:
aa33924f 1422 case 0x0143:
5fe801a7
MC		 1423 sony_nc_kbd_backlight_cleanup(pd);
1424 break;
1425 default:
1426 continue;
1427 }
1428 }
1429
1430 /* finally cleanup the handles list */
1431 sony_nc_handles_cleanup(pd);
1432}
1433
1434static void sony_nc_function_resume(void)
1435{
1436 unsigned int i, result, bitmask, arg;
1437
1438 dprintk("Resuming SNC device\n");
1439
1440 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1441 unsigned int handle = handles->cap[i];
1442
1443 if (!handle)
1444 continue;
1445
1446 switch (handle) {
1447 case 0x0100:
1448 case 0x0101:
1449 case 0x0127:
1450 /* re-enable hotkeys */
1451 sony_call_snc_handle(handle, 0, &result);
1452 break;
1453 case 0x0102:
1454 /* re-enable hotkeys */
1455 sony_call_snc_handle(handle, 0x100, &result);
1456 break;
49f000ad
MC		 1457 case 0x0122:
1458 sony_nc_thermal_resume();
1459 break;
5fe801a7
MC		 1460 case 0x0124:
1461 case 0x0135:
1462 sony_nc_rfkill_update();
1463 break;
1464 case 0x0137:
aa33924f 1465 case 0x0143:
5fe801a7
MC		 1466 sony_nc_kbd_backlight_resume();
1467 break;
1468 default:
1469 continue;
1470 }
1471 }
1472
1473 /* Enable all events */
1474 arg = 0x10;
1475 if (!sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg, &bitmask))
1476 sony_nc_int_call(sony_nc_acpi_handle, "SN02", &bitmask,
1477 &result);
badf26f0
MG		 1478}
1479
bb6b98d6 1480static int sony_nc_resume(struct device *dev)
d78865cd 1481{
59b19106 1482 struct sony_nc_value *item;
badf26f0 1483 acpi_handle handle;
d78865cd 1484
59b19106 1485 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1486 int ret;
1487
1488 if (!item->valid)
1489 continue;
ebcef1b0
MD		 1490 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiset,
1491 &item->value, NULL);
d78865cd 1492 if (ret < 0) {
50f581a4 1493 pr_err("%s: %d\n", __func__, ret);
d78865cd
MD		 1494 break;
1495 }
1496 }
6315fd1c 1497
82734bfc
MG		 1498 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1499 &handle))) {
ebcef1b0
MD		 1500 int arg = 1;
1501 if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL))
82734bfc
MG		 1502 dprintk("ECON Method failed\n");
1503 }
1504
badf26f0 1505 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
5fe801a7
MC		 1506 &handle)))
1507 sony_nc_function_resume();
df410d52 1508
d78865cd
MD		 1509 return 0;
1510}
1511
bb6b98d6
RW		 1512static SIMPLE_DEV_PM_OPS(sony_nc_pm, NULL, sony_nc_resume);
1513
6cc056bc
MG		 1514static void sony_nc_rfkill_cleanup(void)
1515{
1516 int i;
1517
19d337df
JB		 1518 for (i = 0; i < N_SONY_RFKILL; i++) {
1519 if (sony_rfkill_devices[i]) {
6cc056bc 1520 rfkill_unregister(sony_rfkill_devices[i]);
19d337df
JB		 1521 rfkill_destroy(sony_rfkill_devices[i]);
1522 }
6cc056bc
MG		 1523 }
1524}
1525
19d337df 1526static int sony_nc_rfkill_set(void *data, bool blocked)
6cc056bc
MG		 1527{
1528 int result;
1529 int argument = sony_rfkill_address[(long) data] + 0x100;
1530
19d337df 1531 if (!blocked)
d6f15ed8 1532 argument |= 0x030000;
6cc056bc 1533
d5a664a3 1534 return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
6cc056bc
MG		 1535}
1536
19d337df
JB		 1537static const struct rfkill_ops sony_rfkill_ops = {
1538 .set_block = sony_nc_rfkill_set,
1539};
6cc056bc 1540
19d337df
JB		 1541static int sony_nc_setup_rfkill(struct acpi_device *device,
1542 enum sony_nc_rfkill nc_type)
6cc056bc
MG		 1543{
1544 int err = 0;
19d337df
JB		 1545 struct rfkill *rfk;
1546 enum rfkill_type type;
1547 const char *name;
50fab076 1548 int result;
d6f15ed8 1549 bool hwblock, swblock;
19d337df
JB		 1550
1551 switch (nc_type) {
1552 case SONY_WIFI:
1553 type = RFKILL_TYPE_WLAN;
1554 name = "sony-wifi";
1555 break;
1556 case SONY_BLUETOOTH:
1557 type = RFKILL_TYPE_BLUETOOTH;
1558 name = "sony-bluetooth";
1559 break;
1560 case SONY_WWAN:
1561 type = RFKILL_TYPE_WWAN;
1562 name = "sony-wwan";
1563 break;
1564 case SONY_WIMAX:
1565 type = RFKILL_TYPE_WIMAX;
1566 name = "sony-wimax";
1567 break;
1568 default:
1569 return -EINVAL;
53005a0a 1570 }
6cc056bc 1571
19d337df
JB		 1572 rfk = rfkill_alloc(name, &device->dev, type,
1573 &sony_rfkill_ops, (void *)nc_type);
1574 if (!rfk)
1575 return -ENOMEM;
6cc056bc 1576
d6f15ed8
MC		 1577 if (sony_call_snc_handle(sony_rfkill_handle, 0x200, &result) < 0) {
1578 rfkill_destroy(rfk);
1579 return -1;
1580 }
50fab076 1581 hwblock = !(result & 0x1);
d6f15ed8
MC		 1582
1583 if (sony_call_snc_handle(sony_rfkill_handle,
1584 sony_rfkill_address[nc_type],
1585 &result) < 0) {
1586 rfkill_destroy(rfk);
1587 return -1;
1588 }
1589 swblock = !(result & 0x2);
1590
1591 rfkill_init_sw_state(rfk, swblock);
50fab076
AJ		 1592 rfkill_set_hw_state(rfk, hwblock);
1593
19d337df
JB		 1594 err = rfkill_register(rfk);
1595 if (err) {
1596 rfkill_destroy(rfk);
1597 return err;
53005a0a 1598 }
19d337df 1599 sony_rfkill_devices[nc_type] = rfk;
6cc056bc
MG		 1600 return err;
1601}
1602
a46a7808 1603static void sony_nc_rfkill_update(void)
6cc056bc 1604{
19d337df
JB		 1605 enum sony_nc_rfkill i;
1606 int result;
1607 bool hwblock;
6cc056bc 1608
d5a664a3 1609 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
19d337df 1610 hwblock = !(result & 0x1);
6cc056bc 1611
19d337df
JB		 1612 for (i = 0; i < N_SONY_RFKILL; i++) {
1613 int argument = sony_rfkill_address[i];
6cc056bc 1614
19d337df
JB		 1615 if (!sony_rfkill_devices[i])
1616 continue;
1617
1618 if (hwblock) {
e1f8a19e
JB		 1619 if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
1620 /* we already know we're blocked */
1621 }
19d337df 1622 continue;
6cc056bc 1623 }
19d337df 1624
d5a664a3 1625 sony_call_snc_handle(sony_rfkill_handle, argument, &result);
19d337df 1626 rfkill_set_states(sony_rfkill_devices[i],
d6f15ed8 1627 !(result & 0x2), false);
6cc056bc
MG		 1628 }
1629}
1630
a1e73632
MC		 1631static int sony_nc_rfkill_setup(struct acpi_device *device,
1632 unsigned int handle)
6cc056bc 1633{
ebcef1b0
MD		 1634 u64 offset;
1635 int i;
1636 unsigned char buffer[32] = { 0 };
6cc056bc 1637
a1e73632
MC		 1638 offset = sony_find_snc_handle(handle);
1639 sony_rfkill_handle = handle;
528809c3 1640
ebcef1b0
MD		 1641 i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
1642 32);
1643 if (i < 0)
a1e73632
MC		 1644 return i;
1645
1646 /* The buffer is filled with magic numbers describing the devices
1647 * available, 0xff terminates the enumeration.
1648 * Known codes:
1649 * 0x00 WLAN
1650 * 0x10 BLUETOOTH
1651 * 0x20 WWAN GPRS-EDGE
1652 * 0x21 WWAN HSDPA
1653 * 0x22 WWAN EV-DO
1654 * 0x23 WWAN GPS
1655 * 0x25 Gobi WWAN no GPS
1656 * 0x26 Gobi WWAN + GPS
1657 * 0x28 Gobi WWAN no GPS
1658 * 0x29 Gobi WWAN + GPS
1659 * 0x30 WIMAX
1660 * 0x50 Gobi WWAN no GPS
1661 * 0x51 Gobi WWAN + GPS
1662 * 0x70 no SIM card slot
1663 * 0x71 SIM card slot
528809c3 1664 */
ebcef1b0 1665 for (i = 0; i < ARRAY_SIZE(buffer); i++) {
c14973f9 1666
ebcef1b0 1667 if (buffer[i] == 0xff)
c14973f9
DT		 1668 break;
1669
a1e73632 1670 dprintk("Radio devices, found 0x%.2x\n", buffer[i]);
6cc056bc 1671
ebcef1b0 1672 if (buffer[i] == 0 && !sony_rfkill_devices[SONY_WIFI])
528809c3
MD		 1673 sony_nc_setup_rfkill(device, SONY_WIFI);
1674
ebcef1b0 1675 if (buffer[i] == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
528809c3
MD		 1676 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
1677
a1e73632
MC		 1678 if (((0xf0 & buffer[i]) == 0x20 ||
1679 (0xf0 & buffer[i]) == 0x50) &&
528809c3
MD		 1680 !sony_rfkill_devices[SONY_WWAN])
1681 sony_nc_setup_rfkill(device, SONY_WWAN);
1682
ebcef1b0 1683 if (buffer[i] == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
528809c3
MD		 1684 sony_nc_setup_rfkill(device, SONY_WIMAX);
1685 }
a1e73632 1686 return 0;
6cc056bc
MG		 1687}
1688
bf155714 1689/* Keyboard backlight feature */
bf155714 1690struct kbd_backlight {
aa33924f
MC		 1691 unsigned int handle;
1692 unsigned int base;
1693 unsigned int mode;
1694 unsigned int timeout;
bf155714
MD		 1695 struct device_attribute mode_attr;
1696 struct device_attribute timeout_attr;
1697};
1698
aa33924f 1699static struct kbd_backlight *kbdbl_ctl;
bf155714
MD		 1700
1701static ssize_t __sony_nc_kbd_backlight_mode_set(u8 value)
1702{
1703 int result;
1704
1705 if (value > 1)
1706 return -EINVAL;
1707
aa33924f
MC		 1708 if (sony_call_snc_handle(kbdbl_ctl->handle,
1709 (value << 0x10) | (kbdbl_ctl->base), &result))
bf155714
MD		 1710 return -EIO;
1711
df410d52 1712 /* Try to turn the light on/off immediately */
aa33924f
MC		 1713 sony_call_snc_handle(kbdbl_ctl->handle,
1714 (value << 0x10) | (kbdbl_ctl->base + 0x100), &result);
df410d52 1715
aa33924f 1716 kbdbl_ctl->mode = value;
bf155714
MD		 1717
1718 return 0;
1719}
1720
1721static ssize_t sony_nc_kbd_backlight_mode_store(struct device *dev,
1722 struct device_attribute *attr,
1723 const char *buffer, size_t count)
1724{
1725 int ret = 0;
1726 unsigned long value;
1727
1728 if (count > 31)
1729 return -EINVAL;
1730
9e123379 1731 if (kstrtoul(buffer, 10, &value))
bf155714
MD		 1732 return -EINVAL;
1733
1734 ret = __sony_nc_kbd_backlight_mode_set(value);
1735 if (ret < 0)
1736 return ret;
1737
1738 return count;
1739}
1740
1741static ssize_t sony_nc_kbd_backlight_mode_show(struct device *dev,
1742 struct device_attribute *attr, char *buffer)
1743{
1744 ssize_t count = 0;
aa33924f 1745 count = snprintf(buffer, PAGE_SIZE, "%d\n", kbdbl_ctl->mode);
bf155714
MD		 1746 return count;
1747}
1748
1749static int __sony_nc_kbd_backlight_timeout_set(u8 value)
1750{
1751 int result;
1752
1753 if (value > 3)
1754 return -EINVAL;
1755
aa33924f
MC		 1756 if (sony_call_snc_handle(kbdbl_ctl->handle, (value << 0x10) |
1757 (kbdbl_ctl->base + 0x200), &result))
bf155714
MD		 1758 return -EIO;
1759
aa33924f 1760 kbdbl_ctl->timeout = value;
bf155714
MD		 1761
1762 return 0;
1763}
1764
1765static ssize_t sony_nc_kbd_backlight_timeout_store(struct device *dev,
1766 struct device_attribute *attr,
1767 const char *buffer, size_t count)
1768{
1769 int ret = 0;
1770 unsigned long value;
1771
1772 if (count > 31)
1773 return -EINVAL;
1774
9e123379 1775 if (kstrtoul(buffer, 10, &value))
bf155714
MD		 1776 return -EINVAL;
1777
1778 ret = __sony_nc_kbd_backlight_timeout_set(value);
1779 if (ret < 0)
1780 return ret;
1781
1782 return count;
1783}
1784
1785static ssize_t sony_nc_kbd_backlight_timeout_show(struct device *dev,
1786 struct device_attribute *attr, char *buffer)
1787{
1788 ssize_t count = 0;
aa33924f 1789 count = snprintf(buffer, PAGE_SIZE, "%d\n", kbdbl_ctl->timeout);
bf155714
MD		 1790 return count;
1791}
1792
aa33924f
MC		 1793static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
1794 unsigned int handle)
bf155714
MD		 1795{
1796 int result;
aa33924f 1797 int ret = 0;
bf155714 1798
aa33924f
MC		 1799 /* verify the kbd backlight presence, these handles are not used for
1800 * keyboard backlight only
1801 */
1802 ret = sony_call_snc_handle(handle, handle == 0x0137 ? 0x0B00 : 0x0100,
1803 &result);
1804 if (ret)
1805 return ret;
bf155714 1806
aa33924f
MC		 1807 if ((handle == 0x0137 && !(result & 0x02)) ||
1808 !(result & 0x01)) {
1809 dprintk("no backlight keyboard found\n");
1810 return 0;
1811 }
bf155714 1812
aa33924f
MC		 1813 kbdbl_ctl = kzalloc(sizeof(*kbdbl_ctl), GFP_KERNEL);
1814 if (!kbdbl_ctl)
1815 return -ENOMEM;
bf155714 1816
aa33924f
MC		 1817 kbdbl_ctl->handle = handle;
1818 if (handle == 0x0137)
1819 kbdbl_ctl->base = 0x0C00;
1820 else
1821 kbdbl_ctl->base = 0x4000;
bf155714 1822
aa33924f
MC		 1823 sysfs_attr_init(&kbdbl_ctl->mode_attr.attr);
1824 kbdbl_ctl->mode_attr.attr.name = "kbd_backlight";
1825 kbdbl_ctl->mode_attr.attr.mode = S_IRUGO | S_IWUSR;
1826 kbdbl_ctl->mode_attr.show = sony_nc_kbd_backlight_mode_show;
1827 kbdbl_ctl->mode_attr.store = sony_nc_kbd_backlight_mode_store;
1828
1829 sysfs_attr_init(&kbdbl_ctl->timeout_attr.attr);
1830 kbdbl_ctl->timeout_attr.attr.name = "kbd_backlight_timeout";
1831 kbdbl_ctl->timeout_attr.attr.mode = S_IRUGO | S_IWUSR;
1832 kbdbl_ctl->timeout_attr.show = sony_nc_kbd_backlight_timeout_show;
1833 kbdbl_ctl->timeout_attr.store = sony_nc_kbd_backlight_timeout_store;
1834
1835 ret = device_create_file(&pd->dev, &kbdbl_ctl->mode_attr);
1836 if (ret)
bf155714
MD		 1837 goto outkzalloc;
1838
aa33924f
MC		 1839 ret = device_create_file(&pd->dev, &kbdbl_ctl->timeout_attr);
1840 if (ret)
bf155714
MD		 1841 goto outmode;
1842
1843 __sony_nc_kbd_backlight_mode_set(kbd_backlight);
1844 __sony_nc_kbd_backlight_timeout_set(kbd_backlight_timeout);
1845
aa33924f 1846 return 0;
bf155714
MD		 1847
1848outmode:
aa33924f 1849 device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr);
bf155714 1850outkzalloc:
aa33924f
MC		 1851 kfree(kbdbl_ctl);
1852 kbdbl_ctl = NULL;
1853 return ret;
bf155714
MD		 1854}
1855
aa33924f 1856static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd)
bf155714 1857{
aa33924f 1858 if (kbdbl_ctl) {
df410d52
MC		 1859 int result;
1860
aa33924f
MC		 1861 device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr);
1862 device_remove_file(&pd->dev, &kbdbl_ctl->timeout_attr);
df410d52
MC		 1863
1864 /* restore the default hw behaviour */
aa33924f
MC		 1865 sony_call_snc_handle(kbdbl_ctl->handle,
1866 kbdbl_ctl->base | 0x10000, &result);
1867 sony_call_snc_handle(kbdbl_ctl->handle,
1868 kbdbl_ctl->base + 0x200, &result);
df410d52 1869
aa33924f
MC		 1870 kfree(kbdbl_ctl);
1871 kbdbl_ctl = NULL;
bf155714 1872 }
bf155714
MD		 1873}
1874
df410d52
MC		 1875static void sony_nc_kbd_backlight_resume(void)
1876{
1877 int ignore = 0;
1878
aa33924f 1879 if (!kbdbl_ctl)
df410d52
MC		 1880 return;
1881
aa33924f
MC		 1882 if (kbdbl_ctl->mode == 0)
1883 sony_call_snc_handle(kbdbl_ctl->handle, kbdbl_ctl->base,
df410d52 1884 &ignore);
aa33924f
MC		 1885
1886 if (kbdbl_ctl->timeout != 0)
1887 sony_call_snc_handle(kbdbl_ctl->handle,
1888 (kbdbl_ctl->base + 0x200) |
1889 (kbdbl_ctl->timeout << 0x10), &ignore);
df410d52
MC		 1890}
1891
967145a0
MC		 1892struct battery_care_control {
1893 struct device_attribute attrs[2];
1894 unsigned int handle;
1895};
1896static struct battery_care_control *bcare_ctl;
1897
1898static ssize_t sony_nc_battery_care_limit_store(struct device *dev,
1899 struct device_attribute *attr,
1900 const char *buffer, size_t count)
1901{
1902 unsigned int result, cmd;
1903 unsigned long value;
1904
1905 if (count > 31)
1906 return -EINVAL;
1907
1908 if (kstrtoul(buffer, 10, &value))
1909 return -EINVAL;
1910
1911 /* limit values (2 bits):
1912 * 00 - none
1913 * 01 - 80%
1914 * 10 - 50%
1915 * 11 - 100%
1916 *
1917 * bit 0: 0 disable BCL, 1 enable BCL
1918 * bit 1: 1 tell to store the battery limit (see bits 6,7) too
1919 * bits 2,3: reserved
1920 * bits 4,5: store the limit into the EC
1921 * bits 6,7: store the limit into the battery
1922 */
15aa5c75 1923 cmd = 0;
967145a0 1924
15aa5c75
MD		 1925 if (value > 0) {
1926 if (value <= 50)
1927 cmd = 0x20;
1928
1929 else if (value <= 80)
1930 cmd = 0x10;
967145a0 1931
15aa5c75
MD		 1932 else if (value <= 100)
1933 cmd = 0x30;
967145a0 1934
15aa5c75
MD		 1935 else
1936 return -EINVAL;
967145a0 1937
15aa5c75
MD		 1938 /*
1939 * handle 0x0115 should allow storing on battery too;
1940 * handle 0x0136 same as 0x0115 + health status;
1941 * handle 0x013f, same as 0x0136 but no storing on the battery
1942 */
1943 if (bcare_ctl->handle != 0x013f)
1944 cmd = cmd | (cmd << 2);
967145a0 1945
15aa5c75
MD		 1946 cmd = (cmd | 0x1) << 0x10;
1947 }
967145a0 1948
15aa5c75 1949 if (sony_call_snc_handle(bcare_ctl->handle, cmd | 0x0100, &result))
967145a0
MC		 1950 return -EIO;
1951
1952 return count;
1953}
1954
1955static ssize_t sony_nc_battery_care_limit_show(struct device *dev,
1956 struct device_attribute *attr, char *buffer)
1957{
1958 unsigned int result, status;
1959
1960 if (sony_call_snc_handle(bcare_ctl->handle, 0x0000, &result))
1961 return -EIO;
1962
1963 status = (result & 0x01) ? ((result & 0x30) >> 0x04) : 0;
1964 switch (status) {
1965 case 1:
1966 status = 80;
1967 break;
1968 case 2:
1969 status = 50;
1970 break;
1971 case 3:
1972 status = 100;
1973 break;
1974 default:
1975 status = 0;
1976 break;
1977 }
1978
1979 return snprintf(buffer, PAGE_SIZE, "%d\n", status);
1980}
1981
1982static ssize_t sony_nc_battery_care_health_show(struct device *dev,
1983 struct device_attribute *attr, char *buffer)
1984{
1985 ssize_t count = 0;
1986 unsigned int health;
1987
1988 if (sony_call_snc_handle(bcare_ctl->handle, 0x0200, &health))
1989 return -EIO;
1990
1991 count = snprintf(buffer, PAGE_SIZE, "%d\n", health & 0xff);
1992
1993 return count;
1994}
1995
1996static int sony_nc_battery_care_setup(struct platform_device *pd,
1997 unsigned int handle)
1998{
1999 int ret = 0;
2000
2001 bcare_ctl = kzalloc(sizeof(struct battery_care_control), GFP_KERNEL);
2002 if (!bcare_ctl)
2003 return -ENOMEM;
2004
2005 bcare_ctl->handle = handle;
2006
2007 sysfs_attr_init(&bcare_ctl->attrs[0].attr);
2008 bcare_ctl->attrs[0].attr.name = "battery_care_limiter";
2009 bcare_ctl->attrs[0].attr.mode = S_IRUGO | S_IWUSR;
2010 bcare_ctl->attrs[0].show = sony_nc_battery_care_limit_show;
2011 bcare_ctl->attrs[0].store = sony_nc_battery_care_limit_store;
2012
2013 ret = device_create_file(&pd->dev, &bcare_ctl->attrs[0]);
2014 if (ret)
2015 goto outkzalloc;
2016
2017 /* 0x0115 is for models with no health reporting capability */
2018 if (handle == 0x0115)
2019 return 0;
2020
2021 sysfs_attr_init(&bcare_ctl->attrs[1].attr);
2022 bcare_ctl->attrs[1].attr.name = "battery_care_health";
2023 bcare_ctl->attrs[1].attr.mode = S_IRUGO;
2024 bcare_ctl->attrs[1].show = sony_nc_battery_care_health_show;
2025
2026 ret = device_create_file(&pd->dev, &bcare_ctl->attrs[1]);
2027 if (ret)
2028 goto outlimiter;
2029
2030 return 0;
2031
2032outlimiter:
2033 device_remove_file(&pd->dev, &bcare_ctl->attrs[0]);
2034
2035outkzalloc:
2036 kfree(bcare_ctl);
2037 bcare_ctl = NULL;
2038
2039 return ret;
2040}
2041
2042static void sony_nc_battery_care_cleanup(struct platform_device *pd)
2043{
2044 if (bcare_ctl) {
2045 device_remove_file(&pd->dev, &bcare_ctl->attrs[0]);
2046 if (bcare_ctl->handle != 0x0115)
2047 device_remove_file(&pd->dev, &bcare_ctl->attrs[1]);
2048
2049 kfree(bcare_ctl);
2050 bcare_ctl = NULL;
2051 }
2052}
2053
49f000ad
MC		 2054struct snc_thermal_ctrl {
2055 unsigned int mode;
2056 unsigned int profiles;
2057 struct device_attribute mode_attr;
2058 struct device_attribute profiles_attr;
2059};
2060static struct snc_thermal_ctrl *th_handle;
2061
2062#define THM_PROFILE_MAX 3
2063static const char * const snc_thermal_profiles[] = {
2064 "balanced",
2065 "silent",
2066 "performance"
2067};
2068
2069static int sony_nc_thermal_mode_set(unsigned short mode)
2070{
2071 unsigned int result;
2072
2073 /* the thermal profile seems to be a two bit bitmask:
2074 * lsb -> silent
2075 * msb -> performance
2076 * no bit set is the normal operation and is always valid
2077 * Some vaio models only have "balanced" and "performance"
2078 */
2079 if ((mode && !(th_handle->profiles & mode)) || mode >= THM_PROFILE_MAX)
2080 return -EINVAL;
2081
2082 if (sony_call_snc_handle(0x0122, mode << 0x10 | 0x0200, &result))
2083 return -EIO;
2084
2085 th_handle->mode = mode;
2086
2087 return 0;
2088}
2089
2090static int sony_nc_thermal_mode_get(void)
2091{
2092 unsigned int result;
2093
2094 if (sony_call_snc_handle(0x0122, 0x0100, &result))
2095 return -EIO;
2096
2097 return result & 0xff;
2098}
2099
2100static ssize_t sony_nc_thermal_profiles_show(struct device *dev,
2101 struct device_attribute *attr, char *buffer)
2102{
2103 short cnt;
2104 size_t idx = 0;
2105
2106 for (cnt = 0; cnt < THM_PROFILE_MAX; cnt++) {
2107 if (!cnt || (th_handle->profiles & cnt))
2108 idx += snprintf(buffer + idx, PAGE_SIZE - idx, "%s ",
2109 snc_thermal_profiles[cnt]);
2110 }
2111 idx += snprintf(buffer + idx, PAGE_SIZE - idx, "\n");
2112
2113 return idx;
2114}
2115
2116static ssize_t sony_nc_thermal_mode_store(struct device *dev,
2117 struct device_attribute *attr,
2118 const char *buffer, size_t count)
2119{
2120 unsigned short cmd;
2121 size_t len = count;
2122
2123 if (count == 0)
2124 return -EINVAL;
2125
2126 /* skip the newline if present */
2127 if (buffer[len - 1] == '\n')
2128 len--;
2129
2130 for (cmd = 0; cmd < THM_PROFILE_MAX; cmd++)
2131 if (strncmp(buffer, snc_thermal_profiles[cmd], len) == 0)
2132 break;
2133
2134 if (sony_nc_thermal_mode_set(cmd))
2135 return -EIO;
2136
2137 return count;
2138}
2139
2140static ssize_t sony_nc_thermal_mode_show(struct device *dev,
2141 struct device_attribute *attr, char *buffer)
2142{
2143 ssize_t count = 0;
56f4a9f7 2144 int mode = sony_nc_thermal_mode_get();
49f000ad
MC		 2145
2146 if (mode < 0)
2147 return mode;
2148
2149 count = snprintf(buffer, PAGE_SIZE, "%s\n", snc_thermal_profiles[mode]);
2150
2151 return count;
2152}
2153
2154static int sony_nc_thermal_setup(struct platform_device *pd)
2155{
2156 int ret = 0;
2157 th_handle = kzalloc(sizeof(struct snc_thermal_ctrl), GFP_KERNEL);
2158 if (!th_handle)
2159 return -ENOMEM;
2160
2161 ret = sony_call_snc_handle(0x0122, 0x0000, &th_handle->profiles);
2162 if (ret) {
2163 pr_warn("couldn't to read the thermal profiles\n");
2164 goto outkzalloc;
2165 }
2166
2167 ret = sony_nc_thermal_mode_get();
2168 if (ret < 0) {
2169 pr_warn("couldn't to read the current thermal profile");
2170 goto outkzalloc;
2171 }
2172 th_handle->mode = ret;
2173
2174 sysfs_attr_init(&th_handle->profiles_attr.attr);
2175 th_handle->profiles_attr.attr.name = "thermal_profiles";
2176 th_handle->profiles_attr.attr.mode = S_IRUGO;
2177 th_handle->profiles_attr.show = sony_nc_thermal_profiles_show;
2178
2179 sysfs_attr_init(&th_handle->mode_attr.attr);
2180 th_handle->mode_attr.attr.name = "thermal_control";
2181 th_handle->mode_attr.attr.mode = S_IRUGO | S_IWUSR;
2182 th_handle->mode_attr.show = sony_nc_thermal_mode_show;
2183 th_handle->mode_attr.store = sony_nc_thermal_mode_store;
2184
2185 ret = device_create_file(&pd->dev, &th_handle->profiles_attr);
2186 if (ret)
2187 goto outkzalloc;
2188
2189 ret = device_create_file(&pd->dev, &th_handle->mode_attr);
2190 if (ret)
2191 goto outprofiles;
2192
2193 return 0;
2194
2195outprofiles:
2196 device_remove_file(&pd->dev, &th_handle->profiles_attr);
2197outkzalloc:
2198 kfree(th_handle);
2199 th_handle = NULL;
2200 return ret;
2201}
2202
2203static void sony_nc_thermal_cleanup(struct platform_device *pd)
2204{
2205 if (th_handle) {
2206 device_remove_file(&pd->dev, &th_handle->profiles_attr);
2207 device_remove_file(&pd->dev, &th_handle->mode_attr);
2208 kfree(th_handle);
2209 th_handle = NULL;
2210 }
2211}
2212
2213static void sony_nc_thermal_resume(void)
2214{
2215 unsigned int status = sony_nc_thermal_mode_get();
2216
2217 if (status != th_handle->mode)
2218 sony_nc_thermal_mode_set(th_handle->mode);
2219}
2220
54535d08
MC		 2221/* resume on LID open */
2222struct snc_lid_resume_control {
2223 struct device_attribute attrs[3];
2224 unsigned int status;
2225};
2226static struct snc_lid_resume_control *lid_ctl;
2227
2228static ssize_t sony_nc_lid_resume_store(struct device *dev,
2229 struct device_attribute *attr,
2230 const char *buffer, size_t count)
2231{
2232 unsigned int result, pos;
2233 unsigned long value;
2234 if (count > 31)
2235 return -EINVAL;
2236
2237 if (kstrtoul(buffer, 10, &value) || value > 1)
2238 return -EINVAL;
2239
2240 /* the value we have to write to SNC is a bitmask:
2241 * +--------------+
2242 * | S3 | S4 | S5 |
2243 * +--------------+
2244 * 2 1 0
2245 */
2246 if (strcmp(attr->attr.name, "lid_resume_S3") == 0)
2247 pos = 2;
2248 else if (strcmp(attr->attr.name, "lid_resume_S4") == 0)
2249 pos = 1;
2250 else if (strcmp(attr->attr.name, "lid_resume_S5") == 0)
2251 pos = 0;
2252 else
2253 return -EINVAL;
2254
2255 if (value)
2256 value = lid_ctl->status | (1 << pos);
2257 else
2258 value = lid_ctl->status & ~(1 << pos);
2259
2260 if (sony_call_snc_handle(0x0119, value << 0x10 | 0x0100, &result))
2261 return -EIO;
2262
2263 lid_ctl->status = value;
2264
2265 return count;
2266}
2267
2268static ssize_t sony_nc_lid_resume_show(struct device *dev,
2269 struct device_attribute *attr, char *buffer)
2270{
2271 unsigned int pos;
2272
2273 if (strcmp(attr->attr.name, "lid_resume_S3") == 0)
2274 pos = 2;
2275 else if (strcmp(attr->attr.name, "lid_resume_S4") == 0)
2276 pos = 1;
2277 else if (strcmp(attr->attr.name, "lid_resume_S5") == 0)
2278 pos = 0;
2279 else
2280 return -EINVAL;
2281
2282 return snprintf(buffer, PAGE_SIZE, "%d\n",
2283 (lid_ctl->status >> pos) & 0x01);
2284}
2285
2286static int sony_nc_lid_resume_setup(struct platform_device *pd)
2287{
2288 unsigned int result;
2289 int i;
2290
2291 if (sony_call_snc_handle(0x0119, 0x0000, &result))
2292 return -EIO;
2293
2294 lid_ctl = kzalloc(sizeof(struct snc_lid_resume_control), GFP_KERNEL);
2295 if (!lid_ctl)
2296 return -ENOMEM;
2297
2298 lid_ctl->status = result & 0x7;
2299
2300 sysfs_attr_init(&lid_ctl->attrs[0].attr);
2301 lid_ctl->attrs[0].attr.name = "lid_resume_S3";
2302 lid_ctl->attrs[0].attr.mode = S_IRUGO | S_IWUSR;
2303 lid_ctl->attrs[0].show = sony_nc_lid_resume_show;
2304 lid_ctl->attrs[0].store = sony_nc_lid_resume_store;
2305
2306 sysfs_attr_init(&lid_ctl->attrs[1].attr);
2307 lid_ctl->attrs[1].attr.name = "lid_resume_S4";
2308 lid_ctl->attrs[1].attr.mode = S_IRUGO | S_IWUSR;
2309 lid_ctl->attrs[1].show = sony_nc_lid_resume_show;
2310 lid_ctl->attrs[1].store = sony_nc_lid_resume_store;
2311
2312 sysfs_attr_init(&lid_ctl->attrs[2].attr);
2313 lid_ctl->attrs[2].attr.name = "lid_resume_S5";
2314 lid_ctl->attrs[2].attr.mode = S_IRUGO | S_IWUSR;
2315 lid_ctl->attrs[2].show = sony_nc_lid_resume_show;
2316 lid_ctl->attrs[2].store = sony_nc_lid_resume_store;
2317
2318 for (i = 0; i < 3; i++) {
2319 result = device_create_file(&pd->dev, &lid_ctl->attrs[i]);
2320 if (result)
2321 goto liderror;
2322 }
2323
2324 return 0;
2325
2326liderror:
2327 for (; i > 0; i--)
2328 device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
2329
2330 kfree(lid_ctl);
2331 lid_ctl = NULL;
2332
2333 return result;
2334}
2335
2336static void sony_nc_lid_resume_cleanup(struct platform_device *pd)
2337{
2338 int i;
2339
2340 if (lid_ctl) {
2341 for (i = 0; i < 3; i++)
2342 device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
2343
2344 kfree(lid_ctl);
2345 lid_ctl = NULL;
2346 }
2347}
2348
88bf1706
MC		 2349/* High speed charging function */
2350static struct device_attribute *hsc_handle;
2351
2352static ssize_t sony_nc_highspeed_charging_store(struct device *dev,
2353 struct device_attribute *attr,
2354 const char *buffer, size_t count)
2355{
2356 unsigned int result;
2357 unsigned long value;
2358
2359 if (count > 31)
2360 return -EINVAL;
2361
2362 if (kstrtoul(buffer, 10, &value) || value > 1)
2363 return -EINVAL;
2364
2365 if (sony_call_snc_handle(0x0131, value << 0x10 | 0x0200, &result))
2366 return -EIO;
2367
2368 return count;
2369}
2370
2371static ssize_t sony_nc_highspeed_charging_show(struct device *dev,
2372 struct device_attribute *attr, char *buffer)
2373{
2374 unsigned int result;
2375
2376 if (sony_call_snc_handle(0x0131, 0x0100, &result))
2377 return -EIO;
2378
2379 return snprintf(buffer, PAGE_SIZE, "%d\n", result & 0x01);
2380}
2381
2382static int sony_nc_highspeed_charging_setup(struct platform_device *pd)
2383{
2384 unsigned int result;
2385
2386 if (sony_call_snc_handle(0x0131, 0x0000, &result) || !(result & 0x01)) {
2387 /* some models advertise the handle but have no implementation
2388 * for it
2389 */
2390 pr_info("No High Speed Charging capability found\n");
2391 return 0;
2392 }
2393
2394 hsc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2395 if (!hsc_handle)
2396 return -ENOMEM;
2397
2398 sysfs_attr_init(&hsc_handle->attr);
2399 hsc_handle->attr.name = "battery_highspeed_charging";
2400 hsc_handle->attr.mode = S_IRUGO | S_IWUSR;
2401 hsc_handle->show = sony_nc_highspeed_charging_show;
2402 hsc_handle->store = sony_nc_highspeed_charging_store;
2403
2404 result = device_create_file(&pd->dev, hsc_handle);
2405 if (result) {
2406 kfree(hsc_handle);
2407 hsc_handle = NULL;
2408 return result;
2409 }
2410
2411 return 0;
2412}
2413
2414static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd)
2415{
2416 if (hsc_handle) {
2417 device_remove_file(&pd->dev, hsc_handle);
2418 kfree(hsc_handle);
2419 hsc_handle = NULL;
2420 }
2421}
2422
2b8791c4
MC		 2423/* Touchpad enable/disable */
2424struct touchpad_control {
2425 struct device_attribute attr;
2426 int handle;
2427};
2428static struct touchpad_control *tp_ctl;
2429
2430static ssize_t sony_nc_touchpad_store(struct device *dev,
2431 struct device_attribute *attr, const char *buffer, size_t count)
2432{
2433 unsigned int result;
2434 unsigned long value;
2435
2436 if (count > 31)
2437 return -EINVAL;
2438
2439 if (kstrtoul(buffer, 10, &value) || value > 1)
2440 return -EINVAL;
2441
2442 /* sysfs: 0 disabled, 1 enabled
2443 * EC: 0 enabled, 1 disabled
2444 */
2445 if (sony_call_snc_handle(tp_ctl->handle,
2446 (!value << 0x10) | 0x100, &result))
2447 return -EIO;
2448
2449 return count;
2450}
2451
2452static ssize_t sony_nc_touchpad_show(struct device *dev,
2453 struct device_attribute *attr, char *buffer)
2454{
2455 unsigned int result;
2456
2457 if (sony_call_snc_handle(tp_ctl->handle, 0x000, &result))
2458 return -EINVAL;
2459
2460 return snprintf(buffer, PAGE_SIZE, "%d\n", !(result & 0x01));
2461}
2462
2463static int sony_nc_touchpad_setup(struct platform_device *pd,
2464 unsigned int handle)
2465{
2466 int ret = 0;
2467
2468 tp_ctl = kzalloc(sizeof(struct touchpad_control), GFP_KERNEL);
2469 if (!tp_ctl)
2470 return -ENOMEM;
2471
2472 tp_ctl->handle = handle;
2473
2474 sysfs_attr_init(&tp_ctl->attr.attr);
2475 tp_ctl->attr.attr.name = "touchpad";
2476 tp_ctl->attr.attr.mode = S_IRUGO | S_IWUSR;
2477 tp_ctl->attr.show = sony_nc_touchpad_show;
2478 tp_ctl->attr.store = sony_nc_touchpad_store;
2479
2480 ret = device_create_file(&pd->dev, &tp_ctl->attr);
2481 if (ret) {
2482 kfree(tp_ctl);
2483 tp_ctl = NULL;
2484 }
2485
2486 return ret;
2487}
2488
2489static void sony_nc_touchpad_cleanup(struct platform_device *pd)
2490{
2491 if (tp_ctl) {
2492 device_remove_file(&pd->dev, &tp_ctl->attr);
2493 kfree(tp_ctl);
2494 tp_ctl = NULL;
2495 }
2496}
2497
62d2f23e
MD		 2498static void sony_nc_backlight_ng_read_limits(int handle,
2499 struct sony_backlight_props *props)
2500{
ebcef1b0
MD		 2501 u64 offset;
2502 int i;
014fc8fb 2503 int lvl_table_len = 0;
62d2f23e 2504 u8 min = 0xff, max = 0x00;
ebcef1b0 2505 unsigned char buffer[32] = { 0 };
62d2f23e
MD		 2506
2507 props->handle = handle;
2508 props->offset = 0;
2509 props->maxlvl = 0xff;
2510
2511 offset = sony_find_snc_handle(handle);
62d2f23e
MD		 2512
2513 /* try to read the boundaries from ACPI tables, if we fail the above
2514 * defaults should be reasonable
2515 */
ebcef1b0
MD		 2516 i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
2517 32);
2518 if (i < 0)
62d2f23e 2519 return;
62d2f23e 2520
014fc8fb
MD		 2521 switch (handle) {
2522 case 0x012f:
2523 case 0x0137:
2524 lvl_table_len = 9;
2525 break;
2526 case 0x143:
2527 lvl_table_len = 16;
2528 break;
2529 }
2530
62d2f23e 2531 /* the buffer lists brightness levels available, brightness levels are
ebcef1b0
MD		 2532 * from position 0 to 8 in the array, other values are used by ALS
2533 * control.
62d2f23e 2534 */
014fc8fb 2535 for (i = 0; i < lvl_table_len && i < ARRAY_SIZE(buffer); i++) {
62d2f23e 2536
ebcef1b0 2537 dprintk("Brightness level: %d\n", buffer[i]);
62d2f23e 2538
ebcef1b0 2539 if (!buffer[i])
62d2f23e
MD		 2540 break;
2541
ebcef1b0
MD		 2542 if (buffer[i] > max)
2543 max = buffer[i];
2544 if (buffer[i] < min)
2545 min = buffer[i];
62d2f23e
MD		 2546 }
2547 props->offset = min;
2548 props->maxlvl = max;
2549 dprintk("Brightness levels: min=%d max=%d\n", props->offset,
2550 props->maxlvl);
62d2f23e
MD		 2551}
2552
7751ab8e
MD		 2553static void sony_nc_backlight_setup(void)
2554{
2555 acpi_handle unused;
2556 int max_brightness = 0;
2557 const struct backlight_ops *ops = NULL;
2558 struct backlight_properties props;
2559
a1071a5a 2560 if (sony_find_snc_handle(0x12f) >= 0) {
7751ab8e 2561 ops = &sony_backlight_ng_ops;
014fc8fb 2562 sony_bl_props.cmd_base = 0x0100;
62d2f23e
MD		 2563 sony_nc_backlight_ng_read_limits(0x12f, &sony_bl_props);
2564 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
7751ab8e 2565
a1071a5a 2566 } else if (sony_find_snc_handle(0x137) >= 0) {
7751ab8e 2567 ops = &sony_backlight_ng_ops;
014fc8fb 2568 sony_bl_props.cmd_base = 0x0100;
62d2f23e
MD		 2569 sony_nc_backlight_ng_read_limits(0x137, &sony_bl_props);
2570 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
7751ab8e 2571
a1071a5a 2572 } else if (sony_find_snc_handle(0x143) >= 0) {
014fc8fb
MD		 2573 ops = &sony_backlight_ng_ops;
2574 sony_bl_props.cmd_base = 0x3000;
2575 sony_nc_backlight_ng_read_limits(0x143, &sony_bl_props);
2576 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
2577
7751ab8e
MD		 2578 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
2579 &unused))) {
2580 ops = &sony_backlight_ops;
2581 max_brightness = SONY_MAX_BRIGHTNESS - 1;
2582
2583 } else
2584 return;
2585
2586 memset(&props, 0, sizeof(struct backlight_properties));
2587 props.type = BACKLIGHT_PLATFORM;
2588 props.max_brightness = max_brightness;
62d2f23e
MD		 2589 sony_bl_props.dev = backlight_device_register("sony", NULL,
2590 &sony_bl_props,
2591 ops, &props);
7751ab8e 2592
62d2f23e 2593 if (IS_ERR(sony_bl_props.dev)) {
50f581a4 2594 pr_warn("unable to register backlight device\n");
62d2f23e 2595 sony_bl_props.dev = NULL;
7751ab8e 2596 } else
62d2f23e
MD		 2597 sony_bl_props.dev->props.brightness =
2598 ops->get_brightness(sony_bl_props.dev);
7751ab8e
MD		 2599}
2600
2601static void sony_nc_backlight_cleanup(void)
2602{
62d2f23e
MD		 2603 if (sony_bl_props.dev)
2604 backlight_device_unregister(sony_bl_props.dev);
7751ab8e
MD		 2605}
2606
59b19106 2607static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 2608{
2609 acpi_status status;
8607c673 2610 int result = 0;
50f62afb 2611 acpi_handle handle;
56b8756b 2612 struct sony_nc_value *item;
7f09c432 2613
50f581a4 2614 pr_info("%s v%s\n", SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
f6119b02 2615
59b19106 2616 sony_nc_acpi_device = device;
33a04454 2617 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 2618
59b19106 2619 sony_nc_acpi_handle = device->handle;
7f09c432 2620
b25b732a
MD		 2621 /* read device status */
2622 result = acpi_bus_get_status(device);
2623 /* bail IFF the above call was successful and the device is not present */
2624 if (!result && !device->status.present) {
2625 dprintk("Device not present\n");
2626 result = -ENODEV;
2627 goto outwalk;
2628 }
2629
2a4f0c81
MD		 2630 result = sony_pf_add();
2631 if (result)
2632 goto outpresent;
2633
7f09c432 2634 if (debug) {
d6697938
MD		 2635 status = acpi_walk_namespace(ACPI_TYPE_METHOD,
2636 sony_nc_acpi_handle, 1, sony_walk_callback,
2637 NULL, NULL, NULL);
7f09c432 2638 if (ACPI_FAILURE(status)) {
50f581a4 2639 pr_warn("unable to walk acpi resources\n");
7f09c432 2640 result = -ENODEV;
2a4f0c81 2641 goto outpresent;
7f09c432 2642 }
c561162f 2643 }
7f09c432 2644
ca3c2c70
MD		 2645 result = sony_laptop_setup_input(device);
2646 if (result) {
2647 pr_err("Unable to create input devices\n");
2648 goto outplatform;
2649 }
2650
82734bfc
MG		 2651 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
2652 &handle))) {
ebcef1b0
MD		 2653 int arg = 1;
2654 if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL))
82734bfc
MG		 2655 dprintk("ECON Method failed\n");
2656 }
2657
badf26f0
MG		 2658 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
2659 &handle))) {
2660 dprintk("Doing SNC setup\n");
5fe801a7 2661 /* retrieve the available handles */
7227dedb 2662 result = sony_nc_handles_setup(sony_pf_device);
5fe801a7
MC		 2663 if (!result)
2664 sony_nc_function_setup(device, sony_pf_device);
badf26f0
MG		 2665 }
2666
1549ee6f 2667 /* setup input devices and helper fifo */
38cfc148 2668 if (acpi_video_backlight_support()) {
50f581a4 2669 pr_info("brightness ignored, must be controlled by ACPI video driver\n");
7751ab8e
MD		 2670 } else {
2671 sony_nc_backlight_setup();
50f62afb 2672 }
7f09c432 2673
56b8756b 2674 /* create sony_pf sysfs attributes related to the SNC device */
2675 for (item = sony_nc_values; item->name; ++item) {
2676
2677 if (!debug && item->debug)
2678 continue;
2679
2680 /* find the available acpiget as described in the DSDT */
2681 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
2682 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
2683 *item->acpiget,
2684 &handle))) {
b9a218b7 2685 dprintk("Found %s getter: %s\n",
2686 item->name, *item->acpiget);
56b8756b 2687 item->devattr.attr.mode |= S_IRUGO;
2688 break;
2689 }
2690 }
2691
2692 /* find the available acpiset as described in the DSDT */
2693 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
2694 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
2695 *item->acpiset,
2696 &handle))) {
b9a218b7 2697 dprintk("Found %s setter: %s\n",
2698 item->name, *item->acpiset);
56b8756b 2699 item->devattr.attr.mode |= S_IWUSR;
2700 break;
2701 }
2702 }
2703
2704 if (item->devattr.attr.mode != 0) {
2705 result =
2706 device_create_file(&sony_pf_device->dev,
2707 &item->devattr);
2708 if (result)
2709 goto out_sysfs;
2710 }
2711 }
2712
7f09c432
SP		 2713 return 0;
2714
ca3c2c70 2715out_sysfs:
56b8756b 2716 for (item = sony_nc_values; item->name; ++item) {
2717 device_remove_file(&sony_pf_device->dev, &item->devattr);
2718 }
7751ab8e 2719 sony_nc_backlight_cleanup();
5fe801a7 2720 sony_nc_function_cleanup(sony_pf_device);
2a4f0c81
MD		 2721 sony_nc_handles_cleanup(sony_pf_device);
2722
ca3c2c70
MD		 2723outplatform:
2724 sony_laptop_remove_input();
2725
2726outpresent:
2a4f0c81
MD		 2727 sony_pf_remove();
2728
ca3c2c70 2729outwalk:
6cc056bc 2730 sony_nc_rfkill_cleanup();
7f09c432
SP		 2731 return result;
2732}
2733
59b19106 2734static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432 2735{
56b8756b 2736 struct sony_nc_value *item;
7f09c432 2737
7751ab8e 2738 sony_nc_backlight_cleanup();
50f62afb 2739
59b19106 2740 sony_nc_acpi_device = NULL;
c561162f 2741
56b8756b 2742 for (item = sony_nc_values; item->name; ++item) {
2743 device_remove_file(&sony_pf_device->dev, &item->devattr);
2744 }
2745
5fe801a7 2746 sony_nc_function_cleanup(sony_pf_device);
2a4f0c81 2747 sony_nc_handles_cleanup(sony_pf_device);
56b8756b 2748 sony_pf_remove();
1549ee6f 2749 sony_laptop_remove_input();
f6119b02 2750 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 2751
2752 return 0;
2753}
2754
1ba90e3a
TR		 2755static const struct acpi_device_id sony_device_ids[] = {
2756 {SONY_NC_HID, 0},
2757 {SONY_PIC_HID, 0},
2758 {"", 0},
2759};
2760MODULE_DEVICE_TABLE(acpi, sony_device_ids);
2761
2762static const struct acpi_device_id sony_nc_device_ids[] = {
2763 {SONY_NC_HID, 0},
2764 {"", 0},
2765};
2766
59b19106 2767static struct acpi_driver sony_nc_driver = {
2768 .name = SONY_NC_DRIVER_NAME,
2769 .class = SONY_NC_CLASS,
1ba90e3a 2770 .ids = sony_nc_device_ids,
33a04454 2771 .owner = THIS_MODULE,
a02d1c1d 2772 .ops = {
59b19106 2773 .add = sony_nc_add,
2774 .remove = sony_nc_remove,
8037d6e6 2775 .notify = sony_nc_notify,
a02d1c1d 2776 },
bb6b98d6 2777 .drv.pm = &sony_nc_pm,
3f4f461f
AM		 2778};
2779
33a04454 2780/*********** SPIC (SNY6001) Device ***********/
2781
2782#define SONYPI_DEVICE_TYPE1 0x00000001
2783#define SONYPI_DEVICE_TYPE2 0x00000002
2784#define SONYPI_DEVICE_TYPE3 0x00000004
2785
22a17780
MD		 2786#define SONYPI_TYPE1_OFFSET 0x04
2787#define SONYPI_TYPE2_OFFSET 0x12
2788#define SONYPI_TYPE3_OFFSET 0x12
33a04454 2789
33a04454 2790struct sony_pic_ioport {
fd1caaed
MD		 2791 struct acpi_resource_io io1;
2792 struct acpi_resource_io io2;
33a04454 2793 struct list_head list;
2794};
2795
2796struct sony_pic_irq {
2797 struct acpi_resource_irq irq;
2798 struct list_head list;
2799};
2800
de920430
MD		 2801struct sonypi_eventtypes {
2802 u8 data;
2803 unsigned long mask;
2804 struct sonypi_event *events;
2805};
2806
31df7144
MD		 2807struct sony_pic_dev {
2808 struct acpi_device *acpi_dev;
2809 struct sony_pic_irq *cur_irq;
2810 struct sony_pic_ioport *cur_ioport;
2811 struct list_head interrupts;
2812 struct list_head ioports;
2813 struct mutex lock;
2814 struct sonypi_eventtypes *event_types;
2815 int (*handle_irq)(const u8, const u8);
de920430 2816 int model;
de920430 2817 u16 evport_offset;
31df7144
MD		 2818 u8 camera_power;
2819 u8 bluetooth_power;
2820 u8 wwan_power;
33a04454 2821};
2822
2823static struct sony_pic_dev spic_dev = {
2824 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
2825 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
2826};
2827
5e6f9725
AJ		 2828static int spic_drv_registered;
2829
33a04454 2830/* Event masks */
2831#define SONYPI_JOGGER_MASK 0x00000001
2832#define SONYPI_CAPTURE_MASK 0x00000002
2833#define SONYPI_FNKEY_MASK 0x00000004
2834#define SONYPI_BLUETOOTH_MASK 0x00000008
2835#define SONYPI_PKEY_MASK 0x00000010
2836#define SONYPI_BACK_MASK 0x00000020
2837#define SONYPI_HELP_MASK 0x00000040
2838#define SONYPI_LID_MASK 0x00000080
2839#define SONYPI_ZOOM_MASK 0x00000100
2840#define SONYPI_THUMBPHRASE_MASK 0x00000200
2841#define SONYPI_MEYE_MASK 0x00000400
2842#define SONYPI_MEMORYSTICK_MASK 0x00000800
2843#define SONYPI_BATTERY_MASK 0x00001000
2844#define SONYPI_WIRELESS_MASK 0x00002000
2845
2846struct sonypi_event {
2847 u8 data;
2848 u8 event;
2849};
2850
2851/* The set of possible button release events */
2852static struct sonypi_event sonypi_releaseev[] = {
2853 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
2854 { 0, 0 }
2855};
2856
2857/* The set of possible jogger events */
2858static struct sonypi_event sonypi_joggerev[] = {
2859 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
2860 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
2861 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
2862 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
2863 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
2864 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
2865 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
2866 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
2867 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
2868 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
2869 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
2870 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
2871 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
2872 { 0, 0 }
2873};
2874
2875/* The set of possible capture button events */
2876static struct sonypi_event sonypi_captureev[] = {
2877 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
2878 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 2879 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 2880 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
2881 { 0, 0 }
2882};
2883
2884/* The set of possible fnkeys events */
2885static struct sonypi_event sonypi_fnkeyev[] = {
2886 { 0x10, SONYPI_EVENT_FNKEY_ESC },
2887 { 0x11, SONYPI_EVENT_FNKEY_F1 },
2888 { 0x12, SONYPI_EVENT_FNKEY_F2 },
2889 { 0x13, SONYPI_EVENT_FNKEY_F3 },
2890 { 0x14, SONYPI_EVENT_FNKEY_F4 },
2891 { 0x15, SONYPI_EVENT_FNKEY_F5 },
2892 { 0x16, SONYPI_EVENT_FNKEY_F6 },
2893 { 0x17, SONYPI_EVENT_FNKEY_F7 },
2894 { 0x18, SONYPI_EVENT_FNKEY_F8 },
2895 { 0x19, SONYPI_EVENT_FNKEY_F9 },
2896 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
2897 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
2898 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
2899 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
2900 { 0x21, SONYPI_EVENT_FNKEY_1 },
2901 { 0x22, SONYPI_EVENT_FNKEY_2 },
2902 { 0x31, SONYPI_EVENT_FNKEY_D },
2903 { 0x32, SONYPI_EVENT_FNKEY_E },
2904 { 0x33, SONYPI_EVENT_FNKEY_F },
2905 { 0x34, SONYPI_EVENT_FNKEY_S },
2906 { 0x35, SONYPI_EVENT_FNKEY_B },
2907 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
2908 { 0, 0 }
2909};
2910
2911/* The set of possible program key events */
2912static struct sonypi_event sonypi_pkeyev[] = {
2913 { 0x01, SONYPI_EVENT_PKEY_P1 },
2914 { 0x02, SONYPI_EVENT_PKEY_P2 },
2915 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 2916 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 2917 { 0, 0 }
2918};
2919
2920/* The set of possible bluetooth events */
2921static struct sonypi_event sonypi_blueev[] = {
2922 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
2923 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
2924 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
2925 { 0, 0 }
2926};
2927
2928/* The set of possible wireless events */
2929static struct sonypi_event sonypi_wlessev[] = {
4eeb5022
MD		 2930 { 0x59, SONYPI_EVENT_IGNORE },
2931 { 0x5a, SONYPI_EVENT_IGNORE },
33a04454 2932 { 0, 0 }
2933};
2934
2935/* The set of possible back button events */
2936static struct sonypi_event sonypi_backev[] = {
2937 { 0x20, SONYPI_EVENT_BACK_PRESSED },
2938 { 0, 0 }
2939};
2940
2941/* The set of possible help button events */
2942static struct sonypi_event sonypi_helpev[] = {
2943 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
2944 { 0, 0 }
2945};
2946
2947
2948/* The set of possible lid events */
2949static struct sonypi_event sonypi_lidev[] = {
2950 { 0x51, SONYPI_EVENT_LID_CLOSED },
2951 { 0x50, SONYPI_EVENT_LID_OPENED },
2952 { 0, 0 }
2953};
2954
2955/* The set of possible zoom events */
2956static struct sonypi_event sonypi_zoomev[] = {
2957 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 2958 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
2959 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 2960 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 2961 { 0, 0 }
2962};
2963
2964/* The set of possible thumbphrase events */
2965static struct sonypi_event sonypi_thumbphraseev[] = {
2966 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
2967 { 0, 0 }
2968};
2969
2970/* The set of possible motioneye camera events */
2971static struct sonypi_event sonypi_meyeev[] = {
2972 { 0x00, SONYPI_EVENT_MEYE_FACE },
2973 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
2974 { 0, 0 }
2975};
2976
2977/* The set of possible memorystick events */
2978static struct sonypi_event sonypi_memorystickev[] = {
2979 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
2980 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
2981 { 0, 0 }
2982};
2983
2984/* The set of possible battery events */
2985static struct sonypi_event sonypi_batteryev[] = {
2986 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
2987 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
2988 { 0, 0 }
2989};
2990
1cae7103
HJ		 2991/* The set of possible volume events */
2992static struct sonypi_event sonypi_volumeev[] = {
2993 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
2994 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
2995 { 0, 0 }
2996};
2997
2998/* The set of possible brightness events */
2999static struct sonypi_event sonypi_brightnessev[] = {
3000 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
3001 { 0, 0 }
3002};
3003
de920430
MD		 3004static struct sonypi_eventtypes type1_events[] = {
3005 { 0, 0xffffffff, sonypi_releaseev },
3006 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
3007 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
3008 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
3009 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
3010 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3011 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
3012 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
3013 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3014 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
3015 { 0 },
3016};
3017static struct sonypi_eventtypes type2_events[] = {
3018 { 0, 0xffffffff, sonypi_releaseev },
3019 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
3020 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
3021 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
3022 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3023 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
3024 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
3025 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
3026 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
3027 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
3028 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
3029 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3030 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
3031 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3032 { 0 },
3033};
3034static struct sonypi_eventtypes type3_events[] = {
3035 { 0, 0xffffffff, sonypi_releaseev },
3036 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3037 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
3038 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3039 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
3040 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 3041 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
3042 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
3043 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 3044 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
3045 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 3046 { 0 },
de920430
MD		 3047};
3048
3eb8749a 3049/* low level spic calls */
33a04454 3050#define ITERATIONS_LONG 10000
3051#define ITERATIONS_SHORT 10
3052#define wait_on_command(command, iterations) { \
3053 unsigned int n = iterations; \
3054 while (--n && (command)) \
3055 udelay(1); \
3056 if (!n) \
3057 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 3058 __FILE__, __func__, __LINE__); \
33a04454 3059}
3060
3061static u8 sony_pic_call1(u8 dev)
3062{
3063 u8 v1, v2;
3064
fd1caaed 3065 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 3066 ITERATIONS_LONG);
fd1caaed
MD		 3067 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3068 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
3069 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 3070 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 3071 return v2;
3072}
3073
3074static u8 sony_pic_call2(u8 dev, u8 fn)
3075{
3076 u8 v1;
3077
fd1caaed 3078 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 3079 ITERATIONS_LONG);
fd1caaed
MD		 3080 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3081 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 3082 ITERATIONS_LONG);
fd1caaed
MD		 3083 outb(fn, spic_dev.cur_ioport->io1.minimum);
3084 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 3085 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 3086 return v1;
3087}
3088
49a11dea 3089static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
3090{
3091 u8 v1;
3092
fd1caaed
MD		 3093 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3094 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3095 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3096 outb(fn, spic_dev.cur_ioport->io1.minimum);
3097 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3098 outb(v, spic_dev.cur_ioport->io1.minimum);
3099 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 3100 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
3101 dev, fn, v, v1);
49a11dea 3102 return v1;
3103}
3104
3eb8749a
MD		 3105/*
3106 * minidrivers for SPIC models
3107 */
e93c8a68 3108static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 3109{
3110 /*
3111 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 3112 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 3113 * irq and we can read new data from the device:
3114 * - 0x5c and 0x5f requires 0xA0
3115 * - 0x61 requires 0xB3
3116 */
3117 if (data_mask == 0x31) {
3118 if (ev == 0x5c || ev == 0x5f)
3119 sony_pic_call1(0xA0);
3120 else if (ev == 0x61)
3121 sony_pic_call1(0xB3);
3122 return 0;
3123 }
3124 return 1;
3125}
3126
3eb8749a
MD		 3127static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
3128{
3129 struct pci_dev *pcidev;
3130
3131 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3132 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
3133 if (pcidev) {
31df7144
MD		 3134 dev->model = SONYPI_DEVICE_TYPE1;
3135 dev->evport_offset = SONYPI_TYPE1_OFFSET;
3136 dev->event_types = type1_events;
3eb8749a
MD		 3137 goto out;
3138 }
3139
3140 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3141 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
3142 if (pcidev) {
31df7144
MD		 3143 dev->model = SONYPI_DEVICE_TYPE2;
3144 dev->evport_offset = SONYPI_TYPE2_OFFSET;
3145 dev->event_types = type2_events;
3eb8749a
MD		 3146 goto out;
3147 }
3148
3149 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3150 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
3151 if (pcidev) {
31df7144
MD		 3152 dev->model = SONYPI_DEVICE_TYPE3;
3153 dev->handle_irq = type3_handle_irq;
3154 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3155 dev->event_types = type3_events;
3eb8749a
MD		 3156 goto out;
3157 }
3158
3159 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3160 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
3161 if (pcidev) {
31df7144
MD		 3162 dev->model = SONYPI_DEVICE_TYPE3;
3163 dev->handle_irq = type3_handle_irq;
3164 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3165 dev->event_types = type3_events;
3eb8749a
MD		 3166 goto out;
3167 }
3168
d5b02695
IM		 3169 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3170 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
3171 if (pcidev) {
31df7144
MD		 3172 dev->model = SONYPI_DEVICE_TYPE3;
3173 dev->handle_irq = type3_handle_irq;
3174 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3175 dev->event_types = type3_events;
d5b02695
IM		 3176 goto out;
3177 }
3178
3eb8749a 3179 /* default */
31df7144
MD		 3180 dev->model = SONYPI_DEVICE_TYPE2;
3181 dev->evport_offset = SONYPI_TYPE2_OFFSET;
3182 dev->event_types = type2_events;
3eb8749a
MD		 3183
3184out:
3185 if (pcidev)
3186 pci_dev_put(pcidev);
3187
50f581a4
JP		 3188 pr_info("detected Type%d model\n",
3189 dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
3190 dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 3191}
3192
49a11dea 3193/* camera tests and poweron/poweroff */
3194#define SONYPI_CAMERA_PICTURE 5
49a11dea 3195#define SONYPI_CAMERA_CONTROL 0x10
e364632e 3196
3197#define SONYPI_CAMERA_BRIGHTNESS 0
3198#define SONYPI_CAMERA_CONTRAST 1
3199#define SONYPI_CAMERA_HUE 2
3200#define SONYPI_CAMERA_COLOR 3
3201#define SONYPI_CAMERA_SHARPNESS 4
3202
3203#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
3204#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
3205#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
3206#define SONYPI_CAMERA_MUTE_MASK 0x40
3207
3208/* the rest don't need a loop until not 0xff */
3209#define SONYPI_CAMERA_AGC 6
3210#define SONYPI_CAMERA_AGC_MASK 0x30
3211#define SONYPI_CAMERA_SHUTTER_MASK 0x7
3212
3213#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
3214#define SONYPI_CAMERA_CONTROL 0x10
3215
3216#define SONYPI_CAMERA_STATUS 7
3217#define SONYPI_CAMERA_STATUS_READY 0x2
3218#define SONYPI_CAMERA_STATUS_POSITION 0x4
3219
3220#define SONYPI_DIRECTION_BACKWARDS 0x4
3221
3222#define SONYPI_CAMERA_REVISION 8
3223#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 3224
9f9f0761 3225static int __sony_pic_camera_ready(void)
49a11dea 3226{
3227 u8 v;
3228
3229 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
3230 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
3231}
3232
e364632e 3233static int __sony_pic_camera_off(void)
49a11dea 3234{
5f3d2898 3235 if (!camera) {
50f581a4 3236 pr_warn("camera control not enabled\n");
5f3d2898 3237 return -ENODEV;
3238 }
3239
49a11dea 3240 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
3241 SONYPI_CAMERA_MUTE_MASK),
3242 ITERATIONS_SHORT);
3243
5f3d2898 3244 if (spic_dev.camera_power) {
3245 sony_pic_call2(0x91, 0);
3246 spic_dev.camera_power = 0;
3247 }
3248 return 0;
49a11dea 3249}
3250
e364632e 3251static int __sony_pic_camera_on(void)
49a11dea 3252{
5f3d2898 3253 int i, j, x;
3254
3255 if (!camera) {
50f581a4 3256 pr_warn("camera control not enabled\n");
5f3d2898 3257 return -ENODEV;
3258 }
49a11dea 3259
3260 if (spic_dev.camera_power)
e364632e 3261 return 0;
49a11dea 3262
3263 for (j = 5; j > 0; j--) {
3264
5f3d2898 3265 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 3266 msleep(10);
3267 sony_pic_call1(0x93);
3268
3269 for (i = 400; i > 0; i--) {
9f9f0761 3270 if (__sony_pic_camera_ready())
49a11dea 3271 break;
3272 msleep(10);
3273 }
3274 if (i)
3275 break;
3276 }
3277
3278 if (j == 0) {
50f581a4 3279 pr_warn("failed to power on camera\n");
e364632e 3280 return -ENODEV;
49a11dea 3281 }
3282
3283 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
3284 0x5a),
3285 ITERATIONS_SHORT);
3286
3287 spic_dev.camera_power = 1;
5f3d2898 3288 return 0;
49a11dea 3289}
3290
e364632e 3291/* External camera command (exported to the motion eye v4l driver) */
3292int sony_pic_camera_command(int command, u8 value)
3293{
3294 if (!camera)
3295 return -EIO;
3296
3297 mutex_lock(&spic_dev.lock);
3298
3299 switch (command) {
1ce82c14 3300 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 3301 if (value)
3302 __sony_pic_camera_on();
3303 else
3304 __sony_pic_camera_off();
3305 break;
1ce82c14 3306 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 3307 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
3308 ITERATIONS_SHORT);
3309 break;
1ce82c14 3310 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 3311 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
3312 ITERATIONS_SHORT);
3313 break;
1ce82c14 3314 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 3315 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
3316 ITERATIONS_SHORT);
3317 break;
1ce82c14 3318 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 3319 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
3320 ITERATIONS_SHORT);
3321 break;
1ce82c14 3322 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 3323 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
3324 ITERATIONS_SHORT);
3325 break;
1ce82c14 3326 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 3327 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
3328 ITERATIONS_SHORT);
3329 break;
1ce82c14 3330 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 3331 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
3332 ITERATIONS_SHORT);
3333 break;
3334 default:
50f581a4 3335 pr_err("sony_pic_camera_command invalid: %d\n", command);
e364632e 3336 break;
3337 }
3338 mutex_unlock(&spic_dev.lock);
3339 return 0;
3340}
3341EXPORT_SYMBOL(sony_pic_camera_command);
3342
9476cdfa 3343/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 3344static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 3345{
3346 state = !!state;
c9f1e6f6 3347 if (spic_dev.wwan_power == state)
9476cdfa 3348 return;
9476cdfa 3349 sony_pic_call2(0xB0, state);
3ad1b761 3350 sony_pic_call1(0x82);
9476cdfa 3351 spic_dev.wwan_power = state;
9476cdfa 3352}
3353
3354static ssize_t sony_pic_wwanpower_store(struct device *dev,
3355 struct device_attribute *attr,
3356 const char *buffer, size_t count)
3357{
3358 unsigned long value;
3359 if (count > 31)
3360 return -EINVAL;
3361
9e123379
MD		 3362 if (kstrtoul(buffer, 10, &value))
3363 return -EINVAL;
3364
c9f1e6f6
MD		 3365 mutex_lock(&spic_dev.lock);
3366 __sony_pic_set_wwanpower(value);
3367 mutex_unlock(&spic_dev.lock);
9476cdfa 3368
3369 return count;
3370}
3371
3372static ssize_t sony_pic_wwanpower_show(struct device *dev,
3373 struct device_attribute *attr, char *buffer)
3374{
3375 ssize_t count;
3376 mutex_lock(&spic_dev.lock);
3377 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
3378 mutex_unlock(&spic_dev.lock);
3379 return count;
3380}
3381
49a11dea 3382/* bluetooth subsystem power state */
9f9f0761 3383static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 3384{
3385 state = !!state;
3386 if (spic_dev.bluetooth_power == state)
3387 return;
3388 sony_pic_call2(0x96, state);
3389 sony_pic_call1(0x82);
3390 spic_dev.bluetooth_power = state;
3391}
3392
3393static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
3394 struct device_attribute *attr,
3395 const char *buffer, size_t count)
3396{
3397 unsigned long value;
3398 if (count > 31)
3399 return -EINVAL;
3400
9e123379
MD		 3401 if (kstrtoul(buffer, 10, &value))
3402 return -EINVAL;
3403
9f9f0761 3404 mutex_lock(&spic_dev.lock);
3405 __sony_pic_set_bluetoothpower(value);
3406 mutex_unlock(&spic_dev.lock);
49a11dea 3407
3408 return count;
3409}
3410
3411static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
3412 struct device_attribute *attr, char *buffer)
3413{
9f9f0761 3414 ssize_t count = 0;
3415 mutex_lock(&spic_dev.lock);
3416 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
3417 mutex_unlock(&spic_dev.lock);
3418 return count;
49a11dea 3419}
3420
3421/* fan speed */
3422/* FAN0 information (reverse engineered from ACPI tables) */
3423#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 3424static int sony_pic_set_fanspeed(unsigned long value)
3425{
3426 return ec_write(SONY_PIC_FAN0_STATUS, value);
3427}
3428
3429static int sony_pic_get_fanspeed(u8 *value)
3430{
3431 return ec_read(SONY_PIC_FAN0_STATUS, value);
3432}
3433
49a11dea 3434static ssize_t sony_pic_fanspeed_store(struct device *dev,
3435 struct device_attribute *attr,
3436 const char *buffer, size_t count)
3437{
3438 unsigned long value;
3439 if (count > 31)
3440 return -EINVAL;
3441
9e123379
MD		 3442 if (kstrtoul(buffer, 10, &value))
3443 return -EINVAL;
3444
7b153f36 3445 if (sony_pic_set_fanspeed(value))
49a11dea 3446 return -EIO;
3447
3448 return count;
3449}
3450
3451static ssize_t sony_pic_fanspeed_show(struct device *dev,
3452 struct device_attribute *attr, char *buffer)
3453{
3454 u8 value = 0;
7b153f36 3455 if (sony_pic_get_fanspeed(&value))
49a11dea 3456 return -EIO;
3457
3458 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
3459}
3460
3461#define SPIC_ATTR(_name, _mode) \
3462struct device_attribute spic_attr_##_name = __ATTR(_name, \
3463 _mode, sony_pic_## _name ##_show, \
3464 sony_pic_## _name ##_store)
3465
49a11dea 3466static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 3467static SPIC_ATTR(wwanpower, 0644);
49a11dea 3468static SPIC_ATTR(fanspeed, 0644);
3469
3470static struct attribute *spic_attributes[] = {
49a11dea 3471 &spic_attr_bluetoothpower.attr,
9476cdfa 3472 &spic_attr_wwanpower.attr,
49a11dea 3473 &spic_attr_fanspeed.attr,
3474 NULL
3475};
3476
3477static struct attribute_group spic_attribute_group = {
3478 .attrs = spic_attributes
3479};
3480
7b153f36 3481/******** SONYPI compatibility **********/
a64e62a0 3482#ifdef CONFIG_SONYPI_COMPAT
7b153f36 3483
3484/* battery / brightness / temperature addresses */
3485#define SONYPI_BAT_FLAGS 0x81
3486#define SONYPI_LCD_LIGHT 0x96
3487#define SONYPI_BAT1_PCTRM 0xa0
3488#define SONYPI_BAT1_LEFT 0xa2
3489#define SONYPI_BAT1_MAXRT 0xa4
3490#define SONYPI_BAT2_PCTRM 0xa8
3491#define SONYPI_BAT2_LEFT 0xaa
3492#define SONYPI_BAT2_MAXRT 0xac
3493#define SONYPI_BAT1_MAXTK 0xb0
3494#define SONYPI_BAT1_FULL 0xb2
3495#define SONYPI_BAT2_MAXTK 0xb8
3496#define SONYPI_BAT2_FULL 0xba
3497#define SONYPI_TEMP_STATUS 0xC1
3498
3499struct sonypi_compat_s {
3500 struct fasync_struct *fifo_async;
45465487 3501 struct kfifo fifo;
7b153f36 3502 spinlock_t fifo_lock;
3503 wait_queue_head_t fifo_proc_list;
3504 atomic_t open_count;
3505};
3506static struct sonypi_compat_s sonypi_compat = {
3507 .open_count = ATOMIC_INIT(0),
3508};
3509
3510static int sonypi_misc_fasync(int fd, struct file *filp, int on)
3511{
60aa4924 3512 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 3513}
3514
3515static int sonypi_misc_release(struct inode *inode, struct file *file)
3516{
7b153f36 3517 atomic_dec(&sonypi_compat.open_count);
3518 return 0;
3519}
3520
3521static int sonypi_misc_open(struct inode *inode, struct file *file)
3522{
3523 /* Flush input queue on first open */
4ef4cbb3
AIB		 3524 unsigned long flags;
3525
45465487 3526 spin_lock_irqsave(&sonypi_compat.fifo_lock, flags);
4ef4cbb3 3527
7b153f36 3528 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
e64c026d 3529 kfifo_reset(&sonypi_compat.fifo);
4ef4cbb3 3530
45465487 3531 spin_unlock_irqrestore(&sonypi_compat.fifo_lock, flags);
4ef4cbb3 3532
7b153f36 3533 return 0;
3534}
3535
3536static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
3537 size_t count, loff_t *pos)
3538{
3539 ssize_t ret;
3540 unsigned char c;
3541
45465487 3542 if ((kfifo_len(&sonypi_compat.fifo) == 0) &&
7b153f36 3543 (file->f_flags & O_NONBLOCK))
3544 return -EAGAIN;
3545
3546 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
45465487 3547 kfifo_len(&sonypi_compat.fifo) != 0);
7b153f36 3548 if (ret)
3549 return ret;
3550
3551 while (ret < count &&
7acd72eb 3552 (kfifo_out_locked(&sonypi_compat.fifo, &c, sizeof(c),
c1e13f25 3553 &sonypi_compat.fifo_lock) == sizeof(c))) {
7b153f36 3554 if (put_user(c, buf++))
3555 return -EFAULT;
3556 ret++;
3557 }
3558
3559 if (ret > 0) {
3560 struct inode *inode = file->f_path.dentry->d_inode;
3561 inode->i_atime = current_fs_time(inode->i_sb);
3562 }
3563
3564 return ret;
3565}
3566
3567static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
3568{
3569 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
45465487 3570 if (kfifo_len(&sonypi_compat.fifo))
7b153f36 3571 return POLLIN | POLLRDNORM;
3572 return 0;
3573}
3574
3575static int ec_read16(u8 addr, u16 *value)
3576{
3577 u8 val_lb, val_hb;
3578 if (ec_read(addr, &val_lb))
3579 return -1;
3580 if (ec_read(addr + 1, &val_hb))
3581 return -1;
3582 *value = val_lb | (val_hb << 8);
3583 return 0;
3584}
3585
2b24ef09
AC		 3586static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
3587 unsigned long arg)
7b153f36 3588{
3589 int ret = 0;
3590 void __user *argp = (void __user *)arg;
3591 u8 val8;
3592 u16 val16;
3593 int value;
3594
9f9f0761 3595 mutex_lock(&spic_dev.lock);
7b153f36 3596 switch (cmd) {
3597 case SONYPI_IOCGBRT:
62d2f23e 3598 if (sony_bl_props.dev == NULL) {
7b153f36 3599 ret = -EIO;
3600 break;
3601 }
ebcef1b0
MD		 3602 if (sony_nc_int_call(sony_nc_acpi_handle, "GBRT", NULL,
3603 &value)) {
7b153f36 3604 ret = -EIO;
3605 break;
3606 }
3607 val8 = ((value & 0xff) - 1) << 5;
3608 if (copy_to_user(argp, &val8, sizeof(val8)))
3609 ret = -EFAULT;
3610 break;
3611 case SONYPI_IOCSBRT:
62d2f23e 3612 if (sony_bl_props.dev == NULL) {
7b153f36 3613 ret = -EIO;
3614 break;
3615 }
3616 if (copy_from_user(&val8, argp, sizeof(val8))) {
3617 ret = -EFAULT;
3618 break;
3619 }
ebcef1b0
MD		 3620 value = (val8 >> 5) + 1;
3621 if (sony_nc_int_call(sony_nc_acpi_handle, "SBRT", &value,
3622 NULL)) {
7b153f36 3623 ret = -EIO;
3624 break;
3625 }
3626 /* sync the backlight device status */
62d2f23e
MD		 3627 sony_bl_props.dev->props.brightness =
3628 sony_backlight_get_brightness(sony_bl_props.dev);
7b153f36 3629 break;
3630 case SONYPI_IOCGBAT1CAP:
3631 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
3632 ret = -EIO;
3633 break;
3634 }
3635 if (copy_to_user(argp, &val16, sizeof(val16)))
3636 ret = -EFAULT;
3637 break;
3638 case SONYPI_IOCGBAT1REM:
3639 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
3640 ret = -EIO;
3641 break;
3642 }
3643 if (copy_to_user(argp, &val16, sizeof(val16)))
3644 ret = -EFAULT;
3645 break;
3646 case SONYPI_IOCGBAT2CAP:
3647 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
3648 ret = -EIO;
3649 break;
3650 }
3651 if (copy_to_user(argp, &val16, sizeof(val16)))
3652 ret = -EFAULT;
3653 break;
3654 case SONYPI_IOCGBAT2REM:
3655 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
3656 ret = -EIO;
3657 break;
3658 }
3659 if (copy_to_user(argp, &val16, sizeof(val16)))
3660 ret = -EFAULT;
3661 break;
3662 case SONYPI_IOCGBATFLAGS:
3663 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
3664 ret = -EIO;
3665 break;
3666 }
3667 val8 &= 0x07;
3668 if (copy_to_user(argp, &val8, sizeof(val8)))
3669 ret = -EFAULT;
3670 break;
3671 case SONYPI_IOCGBLUE:
3672 val8 = spic_dev.bluetooth_power;
3673 if (copy_to_user(argp, &val8, sizeof(val8)))
3674 ret = -EFAULT;
3675 break;
3676 case SONYPI_IOCSBLUE:
3677 if (copy_from_user(&val8, argp, sizeof(val8))) {
3678 ret = -EFAULT;
3679 break;
3680 }
9f9f0761 3681 __sony_pic_set_bluetoothpower(val8);
7b153f36 3682 break;
3683 /* FAN Controls */
3684 case SONYPI_IOCGFAN:
3685 if (sony_pic_get_fanspeed(&val8)) {
3686 ret = -EIO;
3687 break;
3688 }
3689 if (copy_to_user(argp, &val8, sizeof(val8)))
3690 ret = -EFAULT;
3691 break;
3692 case SONYPI_IOCSFAN:
3693 if (copy_from_user(&val8, argp, sizeof(val8))) {
3694 ret = -EFAULT;
3695 break;
3696 }
3697 if (sony_pic_set_fanspeed(val8))
3698 ret = -EIO;
3699 break;
3700 /* GET Temperature (useful under APM) */
3701 case SONYPI_IOCGTEMP:
3702 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
3703 ret = -EIO;
3704 break;
3705 }
3706 if (copy_to_user(argp, &val8, sizeof(val8)))
3707 ret = -EFAULT;
3708 break;
3709 default:
3710 ret = -EINVAL;
3711 }
9f9f0761 3712 mutex_unlock(&spic_dev.lock);
7b153f36 3713 return ret;
3714}
3715
3716static const struct file_operations sonypi_misc_fops = {
3717 .owner = THIS_MODULE,
3718 .read = sonypi_misc_read,
3719 .poll = sonypi_misc_poll,
3720 .open = sonypi_misc_open,
3721 .release = sonypi_misc_release,
3722 .fasync = sonypi_misc_fasync,
2b24ef09 3723 .unlocked_ioctl = sonypi_misc_ioctl,
6038f373 3724 .llseek = noop_llseek,
7b153f36 3725};
3726
3727static struct miscdevice sonypi_misc_device = {
3728 .minor = MISC_DYNAMIC_MINOR,
3729 .name = "sonypi",
3730 .fops = &sonypi_misc_fops,
3731};
3732
3733static void sonypi_compat_report_event(u8 event)
3734{
7acd72eb 3735 kfifo_in_locked(&sonypi_compat.fifo, (unsigned char *)&event,
c1e13f25 3736 sizeof(event), &sonypi_compat.fifo_lock);
7b153f36 3737 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
3738 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
3739}
3740
3741static int sonypi_compat_init(void)
3742{
3743 int error;
3744
3745 spin_lock_init(&sonypi_compat.fifo_lock);
45465487 3746 error =
c1e13f25 3747 kfifo_alloc(&sonypi_compat.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
45465487 3748 if (error) {
50f581a4 3749 pr_err("kfifo_alloc failed\n");
45465487 3750 return error;
7b153f36 3751 }
3752
3753 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 3754
3755 if (minor != -1)
3756 sonypi_misc_device.minor = minor;
3757 error = misc_register(&sonypi_misc_device);
3758 if (error) {
50f581a4 3759 pr_err("misc_register failed\n");
7b153f36 3760 goto err_free_kfifo;
3761 }
3762 if (minor == -1)
50f581a4
JP		 3763 pr_info("device allocated minor is %d\n",
3764 sonypi_misc_device.minor);
7b153f36 3765
3766 return 0;
3767
3768err_free_kfifo:
45465487 3769 kfifo_free(&sonypi_compat.fifo);
7b153f36 3770 return error;
3771}
3772
3773static void sonypi_compat_exit(void)
3774{
3775 misc_deregister(&sonypi_misc_device);
45465487 3776 kfifo_free(&sonypi_compat.fifo);
7b153f36 3777}
3778#else
3779static int sonypi_compat_init(void) { return 0; }
3780static void sonypi_compat_exit(void) { }
3781static void sonypi_compat_report_event(u8 event) { }
a64e62a0 3782#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 3783
1549ee6f 3784/*
33a04454 3785 * ACPI callbacks
1549ee6f 3786 */
33a04454 3787static acpi_status
3788sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
3789{
3790 u32 i;
3791 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
3792
3793 switch (resource->type) {
3794 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 3795 {
3796 /* start IO enumeration */
3797 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
3798 if (!ioport)
3799 return AE_ERROR;
3800
3801 list_add(&ioport->list, &dev->ioports);
3802 return AE_OK;
3803 }
3804
33a04454 3805 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 3806 /* end IO enumeration */
33a04454 3807 return AE_OK;
3808
3809 case ACPI_RESOURCE_TYPE_IRQ:
3810 {
3811 struct acpi_resource_irq *p = &resource->data.irq;
3812 struct sony_pic_irq *interrupt = NULL;
3813 if (!p || !p->interrupt_count) {
3814 /*
3815 * IRQ descriptors may have no IRQ# bits set,
3816 * particularly those those w/ _STA disabled
3817 */
3818 dprintk("Blank IRQ resource\n");
3819 return AE_OK;
3820 }
3821 for (i = 0; i < p->interrupt_count; i++) {
3822 if (!p->interrupts[i]) {
50f581a4
JP		 3823 pr_warn("Invalid IRQ %d\n",
3824 p->interrupts[i]);
33a04454 3825 continue;
3826 }
3827 interrupt = kzalloc(sizeof(*interrupt),
3828 GFP_KERNEL);
3829 if (!interrupt)
3830 return AE_ERROR;
3831
fd1caaed 3832 list_add(&interrupt->list, &dev->interrupts);
33a04454 3833 interrupt->irq.triggering = p->triggering;
3834 interrupt->irq.polarity = p->polarity;
3835 interrupt->irq.sharable = p->sharable;
3836 interrupt->irq.interrupt_count = 1;
3837 interrupt->irq.interrupts[0] = p->interrupts[i];
3838 }
3839 return AE_OK;
3840 }
3841 case ACPI_RESOURCE_TYPE_IO:
3842 {
3843 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 3844 struct sony_pic_ioport *ioport =
3845 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 3846 if (!io) {
3847 dprintk("Blank IO resource\n");
3848 return AE_OK;
3849 }
3850
fd1caaed
MD		 3851 if (!ioport->io1.minimum) {
3852 memcpy(&ioport->io1, io, sizeof(*io));
3853 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
3854 ioport->io1.address_length);
3855 }
3856 else if (!ioport->io2.minimum) {
3857 memcpy(&ioport->io2, io, sizeof(*io));
3858 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
3859 ioport->io2.address_length);
3860 }
3861 else {
50f581a4 3862 pr_err("Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 3863 return AE_ERROR;
fd1caaed 3864 }
33a04454 3865 return AE_OK;
3866 }
3867 default:
3868 dprintk("Resource %d isn't an IRQ nor an IO port\n",
50f581a4 3869 resource->type);
33a04454 3870
3871 case ACPI_RESOURCE_TYPE_END_TAG:
3872 return AE_OK;
3873 }
3874 return AE_CTRL_TERMINATE;
3875}
3876
3877static int sony_pic_possible_resources(struct acpi_device *device)
3878{
3879 int result = 0;
3880 acpi_status status = AE_OK;
3881
3882 if (!device)
3883 return -EINVAL;
3884
3885 /* get device status */
3886 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
3887 dprintk("Evaluating _STA\n");
3888 result = acpi_bus_get_status(device);
3889 if (result) {
50f581a4 3890 pr_warn("Unable to read status\n");
33a04454 3891 goto end;
3892 }
3893
3894 if (!device->status.enabled)
3895 dprintk("Device disabled\n");
3896 else
3897 dprintk("Device enabled\n");
3898
3899 /*
3900 * Query and parse 'method'
3901 */
3902 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
3903 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
3904 sony_pic_read_possible_resource, &spic_dev);
3905 if (ACPI_FAILURE(status)) {
50f581a4 3906 pr_warn("Failure evaluating %s\n", METHOD_NAME__PRS);
33a04454 3907 result = -ENODEV;
3908 }
3909end:
3910 return result;
3911}
3912
3913/*
3914 * Disable the spic device by calling its _DIS method
3915 */
3916static int sony_pic_disable(struct acpi_device *device)
3917{
6158d3a2
MG		 3918 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
3919 NULL);
3920
3921 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 3922 return -ENXIO;
3923
3924 dprintk("Device disabled\n");
3925 return 0;
3926}
3927
3928
3929/*
3930 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
3931 *
3932 * Call _SRS to set current resources
3933 */
3934static int sony_pic_enable(struct acpi_device *device,
3935 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
3936{
3937 acpi_status status;
3938 int result = 0;
fd1caaed
MD		 3939 /* Type 1 resource layout is:
3940 * IO
3941 * IO
3942 * IRQNoFlags
3943 * End
3944 *
3945 * Type 2 and 3 resource layout is:
3946 * IO
3947 * IRQNoFlags
3948 * End
3949 */
33a04454 3950 struct {
fd1caaed
MD		 3951 struct acpi_resource res1;
3952 struct acpi_resource res2;
3953 struct acpi_resource res3;
3954 struct acpi_resource res4;
33a04454 3955 } *resource;
3956 struct acpi_buffer buffer = { 0, NULL };
3957
3958 if (!ioport || !irq)
3959 return -EINVAL;
3960
3961 /* init acpi_buffer */
3962 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
3963 if (!resource)
3964 return -ENOMEM;
3965
3966 buffer.length = sizeof(*resource) + 1;
3967 buffer.pointer = resource;
3968
fd1caaed 3969 /* setup Type 1 resources */
31df7144 3970 if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
33a04454 3971
fd1caaed
MD		 3972 /* setup io resources */
3973 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
3974 resource->res1.length = sizeof(struct acpi_resource);
3975 memcpy(&resource->res1.data.io, &ioport->io1,
3976 sizeof(struct acpi_resource_io));
33a04454 3977
fd1caaed
MD		 3978 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
3979 resource->res2.length = sizeof(struct acpi_resource);
3980 memcpy(&resource->res2.data.io, &ioport->io2,
3981 sizeof(struct acpi_resource_io));
3982
3983 /* setup irq resource */
3984 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
3985 resource->res3.length = sizeof(struct acpi_resource);
3986 memcpy(&resource->res3.data.irq, &irq->irq,
3987 sizeof(struct acpi_resource_irq));
3988 /* we requested a shared irq */
3989 resource->res3.data.irq.sharable = ACPI_SHARED;
3990
3991 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
3992
3993 }
3994 /* setup Type 2/3 resources */
3995 else {
3996 /* setup io resource */
3997 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
3998 resource->res1.length = sizeof(struct acpi_resource);
3999 memcpy(&resource->res1.data.io, &ioport->io1,
4000 sizeof(struct acpi_resource_io));
4001
4002 /* setup irq resource */
4003 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
4004 resource->res2.length = sizeof(struct acpi_resource);
4005 memcpy(&resource->res2.data.irq, &irq->irq,
4006 sizeof(struct acpi_resource_irq));
4007 /* we requested a shared irq */
4008 resource->res2.data.irq.sharable = ACPI_SHARED;
4009
4010 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
4011 }
33a04454 4012
4013 /* Attempt to set the resource */
4014 dprintk("Evaluating _SRS\n");
4015 status = acpi_set_current_resources(device->handle, &buffer);
4016
4017 /* check for total failure */
4018 if (ACPI_FAILURE(status)) {
50f581a4 4019 pr_err("Error evaluating _SRS\n");
33a04454 4020 result = -ENODEV;
4021 goto end;
4022 }
4023
4024 /* Necessary device initializations calls (from sonypi) */
4025 sony_pic_call1(0x82);
4026 sony_pic_call2(0x81, 0xff);
4027 sony_pic_call1(compat ? 0x92 : 0x82);
4028
4029end:
4030 kfree(resource);
4031 return result;
4032}
4033
4034/*****************
4035 *
4036 * ISR: some event is available
4037 *
4038 *****************/
4039static irqreturn_t sony_pic_irq(int irq, void *dev_id)
4040{
4041 int i, j;
33a04454 4042 u8 ev = 0;
4043 u8 data_mask = 0;
4044 u8 device_event = 0;
4045
4046 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
4047
fd1caaed
MD		 4048 ev = inb_p(dev->cur_ioport->io1.minimum);
4049 if (dev->cur_ioport->io2.minimum)
4050 data_mask = inb_p(dev->cur_ioport->io2.minimum);
4051 else
de920430 4052 data_mask = inb_p(dev->cur_ioport->io1.minimum +
31df7144 4053 dev->evport_offset);
33a04454 4054
22a17780 4055 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430 4056 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 4057 dev->evport_offset);
33a04454 4058
4059 if (ev == 0x00 || ev == 0xff)
4060 return IRQ_HANDLED;
4061
31df7144 4062 for (i = 0; dev->event_types[i].mask; i++) {
33a04454 4063
31df7144
MD		 4064 if ((data_mask & dev->event_types[i].data) !=
4065 dev->event_types[i].data)
33a04454 4066 continue;
4067
31df7144 4068 if (!(mask & dev->event_types[i].mask))
33a04454 4069 continue;
4070
31df7144
MD		 4071 for (j = 0; dev->event_types[i].events[j].event; j++) {
4072 if (ev == dev->event_types[i].events[j].data) {
33a04454 4073 device_event =
31df7144 4074 dev->event_types[i].events[j].event;
4eeb5022
MD		 4075 /* some events may require ignoring */
4076 if (!device_event)
4077 return IRQ_HANDLED;
33a04454 4078 goto found;
4079 }
4080 }
4081 }
3eb8749a
MD		 4082 /* Still not able to decode the event try to pass
4083 * it over to the minidriver
4084 */
31df7144 4085 if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
3eb8749a
MD		 4086 return IRQ_HANDLED;
4087
de920430
MD		 4088 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
4089 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 4090 dev->evport_offset);
33a04454 4091 return IRQ_HANDLED;
4092
4093found:
1549ee6f 4094 sony_laptop_report_input_event(device_event);
de920430 4095 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 4096 sonypi_compat_report_event(device_event);
33a04454 4097 return IRQ_HANDLED;
4098}
4099
4100/*****************
4101 *
4102 * ACPI driver
4103 *
4104 *****************/
4105static int sony_pic_remove(struct acpi_device *device, int type)
4106{
4107 struct sony_pic_ioport *io, *tmp_io;
4108 struct sony_pic_irq *irq, *tmp_irq;
4109
4110 if (sony_pic_disable(device)) {
50f581a4 4111 pr_err("Couldn't disable device\n");
33a04454 4112 return -ENXIO;
4113 }
4114
4115 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 4116 release_region(spic_dev.cur_ioport->io1.minimum,
4117 spic_dev.cur_ioport->io1.address_length);
4118 if (spic_dev.cur_ioport->io2.minimum)
4119 release_region(spic_dev.cur_ioport->io2.minimum,
4120 spic_dev.cur_ioport->io2.address_length);
33a04454 4121
015a916f
MD		 4122 sonypi_compat_exit();
4123
1549ee6f 4124 sony_laptop_remove_input();
33a04454 4125
49a11dea 4126 /* pf attrs */
4127 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
4128 sony_pf_remove();
4129
33a04454 4130 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
4131 list_del(&io->list);
4132 kfree(io);
4133 }
4134 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
4135 list_del(&irq->list);
4136 kfree(irq);
4137 }
4138 spic_dev.cur_ioport = NULL;
4139 spic_dev.cur_irq = NULL;
4140
f6119b02 4141 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 4142 return 0;
4143}
4144
4145static int sony_pic_add(struct acpi_device *device)
4146{
4147 int result;
4148 struct sony_pic_ioport *io, *tmp_io;
4149 struct sony_pic_irq *irq, *tmp_irq;
4150
50f581a4 4151 pr_info("%s v%s\n", SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 4152
4153 spic_dev.acpi_dev = device;
4154 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 4155 sony_pic_detect_device_type(&spic_dev);
9f9f0761 4156 mutex_init(&spic_dev.lock);
33a04454 4157
4158 /* read _PRS resources */
4159 result = sony_pic_possible_resources(device);
4160 if (result) {
50f581a4 4161 pr_err("Unable to read possible resources\n");
33a04454 4162 goto err_free_resources;
4163 }
4164
4165 /* setup input devices and helper fifo */
2e4d242c 4166 result = sony_laptop_setup_input(device);
33a04454 4167 if (result) {
50f581a4 4168 pr_err("Unable to create input devices\n");
33a04454 4169 goto err_free_resources;
4170 }
4171
015a916f
MD		 4172 if (sonypi_compat_init())
4173 goto err_remove_input;
4174
33a04454 4175 /* request io port */
fd1caaed
MD		 4176 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
4177 if (request_region(io->io1.minimum, io->io1.address_length,
c8440336 4178 "Sony Programmable I/O Device")) {
fd1caaed
MD		 4179 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
4180 io->io1.minimum, io->io1.maximum,
4181 io->io1.address_length);
4182 /* Type 1 have 2 ioports */
4183 if (io->io2.minimum) {
4184 if (request_region(io->io2.minimum,
4185 io->io2.address_length,
c8440336 4186 "Sony Programmable I/O Device")) {
fd1caaed
MD		 4187 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
4188 io->io2.minimum, io->io2.maximum,
4189 io->io2.address_length);
4190 spic_dev.cur_ioport = io;
4191 break;
4192 }
4193 else {
4194 dprintk("Unable to get I/O port2: "
4195 "0x%.4x (0x%.4x) + 0x%.2x\n",
4196 io->io2.minimum, io->io2.maximum,
4197 io->io2.address_length);
4198 release_region(io->io1.minimum,
4199 io->io1.address_length);
4200 }
4201 }
4202 else {
4203 spic_dev.cur_ioport = io;
4204 break;
4205 }
33a04454 4206 }
4207 }
4208 if (!spic_dev.cur_ioport) {
50f581a4 4209 pr_err("Failed to request_region\n");
33a04454 4210 result = -ENODEV;
015a916f 4211 goto err_remove_compat;
33a04454 4212 }
4213
4214 /* request IRQ */
fd1caaed 4215 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 4216 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
6a0d89c2 4217 0, "sony-laptop", &spic_dev)) {
33a04454 4218 dprintk("IRQ: %d - triggering: %d - "
4219 "polarity: %d - shr: %d\n",
4220 irq->irq.interrupts[0],
4221 irq->irq.triggering,
4222 irq->irq.polarity,
4223 irq->irq.sharable);
4224 spic_dev.cur_irq = irq;
4225 break;
4226 }
4227 }
4228 if (!spic_dev.cur_irq) {
50f581a4 4229 pr_err("Failed to request_irq\n");
33a04454 4230 result = -ENODEV;
4231 goto err_release_region;
4232 }
4233
4234 /* set resource status _SRS */
4235 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
4236 if (result) {
50f581a4 4237 pr_err("Couldn't enable device\n");
33a04454 4238 goto err_free_irq;
4239 }
4240
49a11dea 4241 spic_dev.bluetooth_power = -1;
4242 /* create device attributes */
4243 result = sony_pf_add();
4244 if (result)
4245 goto err_disable_device;
4246
4247 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
4248 if (result)
4249 goto err_remove_pf;
4250
33a04454 4251 return 0;
4252
49a11dea 4253err_remove_pf:
4254 sony_pf_remove();
4255
4256err_disable_device:
4257 sony_pic_disable(device);
4258
33a04454 4259err_free_irq:
4260 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
4261
4262err_release_region:
fd1caaed
MD		 4263 release_region(spic_dev.cur_ioport->io1.minimum,
4264 spic_dev.cur_ioport->io1.address_length);
4265 if (spic_dev.cur_ioport->io2.minimum)
4266 release_region(spic_dev.cur_ioport->io2.minimum,
4267 spic_dev.cur_ioport->io2.address_length);
33a04454 4268
015a916f
MD		 4269err_remove_compat:
4270 sonypi_compat_exit();
4271
33a04454 4272err_remove_input:
1549ee6f 4273 sony_laptop_remove_input();
33a04454 4274
4275err_free_resources:
4276 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
4277 list_del(&io->list);
4278 kfree(io);
4279 }
4280 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
4281 list_del(&irq->list);
4282 kfree(irq);
4283 }
4284 spic_dev.cur_ioport = NULL;
4285 spic_dev.cur_irq = NULL;
4286
4287 return result;
4288}
4289
bb6b98d6 4290static int sony_pic_suspend(struct device *dev)
33a04454 4291{
bb6b98d6 4292 if (sony_pic_disable(to_acpi_device(dev)))
33a04454 4293 return -ENXIO;
4294 return 0;
4295}
4296
bb6b98d6 4297static int sony_pic_resume(struct device *dev)
33a04454 4298{
bb6b98d6
RW		 4299 sony_pic_enable(to_acpi_device(dev),
4300 spic_dev.cur_ioport, spic_dev.cur_irq);
33a04454 4301 return 0;
4302}
4303
bb6b98d6
RW		 4304static SIMPLE_DEV_PM_OPS(sony_pic_pm, sony_pic_suspend, sony_pic_resume);
4305
1ba90e3a
TR		 4306static const struct acpi_device_id sony_pic_device_ids[] = {
4307 {SONY_PIC_HID, 0},
4308 {"", 0},
4309};
4310
33a04454 4311static struct acpi_driver sony_pic_driver = {
4312 .name = SONY_PIC_DRIVER_NAME,
4313 .class = SONY_PIC_CLASS,
1ba90e3a 4314 .ids = sony_pic_device_ids,
33a04454 4315 .owner = THIS_MODULE,
4316 .ops = {
4317 .add = sony_pic_add,
4318 .remove = sony_pic_remove,
33a04454 4319 },
bb6b98d6 4320 .drv.pm = &sony_pic_pm,
33a04454 4321};
4322
4323static struct dmi_system_id __initdata sonypi_dmi_table[] = {
4324 {
4325 .ident = "Sony Vaio",
4326 .matches = {
4327 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
4328 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
4329 },
4330 },
4331 {
4332 .ident = "Sony Vaio",
4333 .matches = {
4334 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
4335 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
4336 },
4337 },
4338 { }
4339};
4340
59b19106 4341static int __init sony_laptop_init(void)
7f09c432 4342{
33a04454 4343 int result;
4344
4345 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
4346 result = acpi_bus_register_driver(&sony_pic_driver);
4347 if (result) {
50f581a4 4348 pr_err("Unable to register SPIC driver\n");
33a04454 4349 goto out;
4350 }
5e6f9725 4351 spic_drv_registered = 1;
33a04454 4352 }
4353
4354 result = acpi_bus_register_driver(&sony_nc_driver);
4355 if (result) {
50f581a4 4356 pr_err("Unable to register SNC driver\n");
33a04454 4357 goto out_unregister_pic;
4358 }
4359
4360 return 0;
4361
4362out_unregister_pic:
5e6f9725 4363 if (spic_drv_registered)
33a04454 4364 acpi_bus_unregister_driver(&sony_pic_driver);
4365out:
4366 return result;
7f09c432
SP		 4367}
4368
59b19106 4369static void __exit sony_laptop_exit(void)
7f09c432 4370{
59b19106 4371 acpi_bus_unregister_driver(&sony_nc_driver);
5e6f9725 4372 if (spic_drv_registered)
33a04454 4373 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 4374}
4375
59b19106 4376module_init(sony_laptop_init);
4377module_exit(sony_laptop_exit);
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