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sony-laptop: documentation updates
[deliverable/linux.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
45#include <linux/kernel.h>
46#include <linux/module.h>
47#include <linux/moduleparam.h>
48#include <linux/init.h>
49#include <linux/types.h>
50f62afb 50#include <linux/backlight.h>
ed3aa4b7 51#include <linux/platform_device.h>
50f62afb 52#include <linux/err.h>
33a04454 53#include <linux/dmi.h>
54#include <linux/pci.h>
55#include <linux/interrupt.h>
56#include <linux/delay.h>
57#include <linux/input.h>
58#include <linux/kfifo.h>
59#include <linux/workqueue.h>
60#include <linux/acpi.h>
5a0e3ad6 61#include <linux/slab.h>
7f09c432
SP		 62#include <acpi/acpi_drivers.h>
63#include <acpi/acpi_bus.h>
64#include <asm/uaccess.h>
33a04454 65#include <linux/sonypi.h>
1ce82c14 66#include <linux/sony-laptop.h>
6cc056bc 67#include <linux/rfkill.h>
a64e62a0 68#ifdef CONFIG_SONYPI_COMPAT
7b153f36 69#include <linux/poll.h>
70#include <linux/miscdevice.h>
71#endif
7f09c432 72
33a04454 73#define DRV_PFX "sony-laptop: "
b9a218b7 74#define dprintk(msg...) do { \
f6119b02 75 if (debug) printk(KERN_WARNING DRV_PFX msg); \
b9a218b7 76} while (0)
77
425ef5d7 78#define SONY_LAPTOP_DRIVER_VERSION "0.6"
33a04454 79
80#define SONY_NC_CLASS "sony-nc"
59b19106 81#define SONY_NC_HID "SNY5001"
f6119b02 82#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
50f62afb 83
33a04454 84#define SONY_PIC_CLASS "sony-pic"
85#define SONY_PIC_HID "SNY6001"
f6119b02 86#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
7f09c432 87
ed3aa4b7 88MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
33a04454 89MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
7f09c432 90MODULE_LICENSE("GPL");
33a04454 91MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
7f09c432
SP		 92
93static int debug;
94module_param(debug, int, 0);
95MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
a02d1c1d 96 "the development of this driver");
7f09c432 97
33a04454 98static int no_spic; /* = 0 */
99module_param(no_spic, int, 0444);
100MODULE_PARM_DESC(no_spic,
101 "set this if you don't want to enable the SPIC device");
102
103static int compat; /* = 0 */
104module_param(compat, int, 0444);
105MODULE_PARM_DESC(compat,
7b153f36 106 "set this if you want to enable backward compatibility mode");
33a04454 107
108static unsigned long mask = 0xffffffff;
109module_param(mask, ulong, 0644);
110MODULE_PARM_DESC(mask,
111 "set this to the mask of event you want to enable (see doc)");
112
5f3d2898 113static int camera; /* = 0 */
114module_param(camera, int, 0444);
115MODULE_PARM_DESC(camera,
116 "set this to 1 to enable Motion Eye camera controls "
117 "(only use it if you have a C1VE or C1VN model)");
118
a64e62a0 119#ifdef CONFIG_SONYPI_COMPAT
7b153f36 120static int minor = -1;
121module_param(minor, int, 0);
122MODULE_PARM_DESC(minor,
123 "minor number of the misc device for the SPIC compatibility code, "
124 "default is -1 (automatic)");
125#endif
126
6cc056bc
MG		 127enum sony_nc_rfkill {
128 SONY_WIFI,
129 SONY_BLUETOOTH,
130 SONY_WWAN,
131 SONY_WIMAX,
19d337df 132 N_SONY_RFKILL,
6cc056bc
MG		 133};
134
d5a664a3 135static int sony_rfkill_handle;
19d337df
JB		 136static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
137static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
6cc056bc
MG		 138static void sony_nc_rfkill_update(void);
139
1549ee6f 140/*********** Input Devices ***********/
141
142#define SONY_LAPTOP_BUF_SIZE 128
143struct sony_laptop_input_s {
144 atomic_t users;
145 struct input_dev *jog_dev;
146 struct input_dev *key_dev;
45465487 147 struct kfifo fifo;
1549ee6f 148 spinlock_t fifo_lock;
cffdde99 149 struct timer_list release_key_timer;
1549ee6f 150};
6cc056bc 151
1549ee6f 152static struct sony_laptop_input_s sony_laptop_input = {
153 .users = ATOMIC_INIT(0),
154};
155
156struct sony_laptop_keypress {
157 struct input_dev *dev;
158 int key;
159};
160
bc57f865
MD		 161/* Correspondance table between sonypi events
162 * and input layer indexes in the keymap
163 */
164static int sony_laptop_input_index[] = {
3eb8749a
MD		 165 -1, /* 0 no event */
166 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
167 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
168 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
169 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
170 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
171 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
172 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
173 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
174 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
175 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
176 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
177 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
178 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
179 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
180 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
181 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
182 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
183 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
184 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
185 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
186 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
187 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
188 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
189 17, /* 24 SONYPI_EVENT_FNKEY_1 */
190 18, /* 25 SONYPI_EVENT_FNKEY_2 */
191 19, /* 26 SONYPI_EVENT_FNKEY_D */
192 20, /* 27 SONYPI_EVENT_FNKEY_E */
193 21, /* 28 SONYPI_EVENT_FNKEY_F */
194 22, /* 29 SONYPI_EVENT_FNKEY_S */
195 23, /* 30 SONYPI_EVENT_FNKEY_B */
196 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
197 25, /* 32 SONYPI_EVENT_PKEY_P1 */
198 26, /* 33 SONYPI_EVENT_PKEY_P2 */
199 27, /* 34 SONYPI_EVENT_PKEY_P3 */
200 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
201 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
202 -1, /* 37 SONYPI_EVENT_LID_OPENED */
203 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
204 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
205 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
206 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
207 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
208 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
209 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
210 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
211 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
212 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
213 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
214 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
215 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
216 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
217 43, /* 52 SONYPI_EVENT_MEYE_FACE */
218 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
219 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
220 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
221 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
222 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
223 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
224 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
225 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
226 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
227 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
228 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
9b57896e 229 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
45c7942b
MG		 230 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
231 53, /* 66 SONYPI_EVENT_PKEY_P4 */
232 54, /* 67 SONYPI_EVENT_PKEY_P5 */
233 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 234 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
235 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
236 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
4f924ba5 237 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
1a7d9469 238 59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */
bc57f865
MD		 239};
240
241static int sony_laptop_input_keycode_map[] = {
242 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
243 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
244 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
245 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
246 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
247 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
248 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
249 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
250 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
251 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
252 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
253 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
254 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
255 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
256 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
257 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
258 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
259 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
260 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
261 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
262 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
263 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
264 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
265 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
266 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
267 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
268 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
269 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
270 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
271 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
272 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
273 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
274 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
275 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
276 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
277 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
278 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
279 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
280 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
281 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
282 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
283 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
284 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
285 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
286 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
287 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
288 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
289 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
290 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 291 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 292 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 293 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
294 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
295 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
296 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
297 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 298 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
299 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
4f924ba5 300 KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
1a7d9469 301 KEY_VENDOR, /* 59 SONYPI_EVENT_VENDOR_PRESSED */
1549ee6f 302};
303
304/* release buttons after a short delay if pressed */
cffdde99 305static void do_sony_laptop_release_key(unsigned long unused)
1549ee6f 306{
307 struct sony_laptop_keypress kp;
9593bd07 308 unsigned long flags;
1549ee6f 309
9593bd07
DT		 310 spin_lock_irqsave(&sony_laptop_input.fifo_lock, flags);
311
312 if (kfifo_out(&sony_laptop_input.fifo,
313 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
1549ee6f 314 input_report_key(kp.dev, kp.key, 0);
315 input_sync(kp.dev);
316 }
9593bd07
DT		 317
318 /* If there is something in the fifo schedule next release. */
319 if (kfifo_len(&sony_laptop_input.fifo) != 0)
cffdde99
DT		 320 mod_timer(&sony_laptop_input.release_key_timer,
321 jiffies + msecs_to_jiffies(10));
9593bd07
DT		 322
323 spin_unlock_irqrestore(&sony_laptop_input.fifo_lock, flags);
1549ee6f 324}
1549ee6f 325
3a4fa0a2 326/* forward event to the input subsystem */
1549ee6f 327static void sony_laptop_report_input_event(u8 event)
328{
329 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
330 struct input_dev *key_dev = sony_laptop_input.key_dev;
331 struct sony_laptop_keypress kp = { NULL };
1549ee6f 332
a83021a2
AT		 333 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
334 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
1549ee6f 335 /* Nothing, not all VAIOs generate this event */
336 return;
337 }
338
339 /* report events */
340 switch (event) {
341 /* jog_dev events */
342 case SONYPI_EVENT_JOGDIAL_UP:
343 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
344 input_report_rel(jog_dev, REL_WHEEL, 1);
345 input_sync(jog_dev);
346 return;
347
348 case SONYPI_EVENT_JOGDIAL_DOWN:
349 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
350 input_report_rel(jog_dev, REL_WHEEL, -1);
351 input_sync(jog_dev);
352 return;
353
354 /* key_dev events */
355 case SONYPI_EVENT_JOGDIAL_PRESSED:
356 kp.key = BTN_MIDDLE;
357 kp.dev = jog_dev;
358 break;
359
360 default:
d399d130 361 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 362 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
363 break;
364 }
365 if (sony_laptop_input_index[event] != -1) {
366 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
367 if (kp.key != KEY_UNKNOWN)
1549ee6f 368 kp.dev = key_dev;
bc57f865 369 }
1549ee6f 370 break;
371 }
372
373 if (kp.dev) {
374 input_report_key(kp.dev, kp.key, 1);
bc57f865
MD		 375 /* we emit the scancode so we can always remap the key */
376 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
1549ee6f 377 input_sync(kp.dev);
1549ee6f 378
9593bd07
DT		 379 /* schedule key release */
380 kfifo_in_locked(&sony_laptop_input.fifo,
381 (unsigned char *)&kp, sizeof(kp),
382 &sony_laptop_input.fifo_lock);
cffdde99
DT		 383 mod_timer(&sony_laptop_input.release_key_timer,
384 jiffies + msecs_to_jiffies(10));
1549ee6f 385 } else
386 dprintk("unknown input event %.2x\n", event);
387}
388
2e4d242c 389static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 390{
391 struct input_dev *jog_dev;
392 struct input_dev *key_dev;
393 int i;
394 int error;
395
396 /* don't run again if already initialized */
397 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
398 return 0;
399
400 /* kfifo */
401 spin_lock_init(&sony_laptop_input.fifo_lock);
9593bd07
DT		 402 error = kfifo_alloc(&sony_laptop_input.fifo,
403 SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
45465487 404 if (error) {
1549ee6f 405 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
1549ee6f 406 goto err_dec_users;
407 }
408
cffdde99
DT		 409 setup_timer(&sony_laptop_input.release_key_timer,
410 do_sony_laptop_release_key, 0);
1549ee6f 411
412 /* input keys */
413 key_dev = input_allocate_device();
414 if (!key_dev) {
415 error = -ENOMEM;
9593bd07 416 goto err_free_kfifo;
1549ee6f 417 }
418
419 key_dev->name = "Sony Vaio Keys";
420 key_dev->id.bustype = BUS_ISA;
421 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 422 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 423
424 /* Initialize the Input Drivers: special keys */
c45bc9d6
DT		 425 input_set_capability(key_dev, EV_MSC, MSC_SCAN);
426
427 __set_bit(EV_KEY, key_dev->evbit);
bc57f865
MD		 428 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
429 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
430 key_dev->keycode = &sony_laptop_input_keycode_map;
c45bc9d6
DT		 431 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++)
432 __set_bit(sony_laptop_input_keycode_map[i], key_dev->keybit);
433 __clear_bit(KEY_RESERVED, key_dev->keybit);
1549ee6f 434
435 error = input_register_device(key_dev);
436 if (error)
437 goto err_free_keydev;
438
439 sony_laptop_input.key_dev = key_dev;
440
441 /* jogdial */
442 jog_dev = input_allocate_device();
443 if (!jog_dev) {
444 error = -ENOMEM;
445 goto err_unregister_keydev;
446 }
447
448 jog_dev->name = "Sony Vaio Jogdial";
449 jog_dev->id.bustype = BUS_ISA;
450 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 451 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 452
c45bc9d6
DT		 453 input_set_capability(jog_dev, EV_KEY, BTN_MIDDLE);
454 input_set_capability(jog_dev, EV_REL, REL_WHEEL);
1549ee6f 455
456 error = input_register_device(jog_dev);
457 if (error)
458 goto err_free_jogdev;
459
460 sony_laptop_input.jog_dev = jog_dev;
461
462 return 0;
463
464err_free_jogdev:
465 input_free_device(jog_dev);
466
467err_unregister_keydev:
468 input_unregister_device(key_dev);
469 /* to avoid kref underflow below at input_free_device */
470 key_dev = NULL;
471
472err_free_keydev:
473 input_free_device(key_dev);
474
1549ee6f 475err_free_kfifo:
45465487 476 kfifo_free(&sony_laptop_input.fifo);
1549ee6f 477
478err_dec_users:
479 atomic_dec(&sony_laptop_input.users);
480 return error;
481}
482
483static void sony_laptop_remove_input(void)
484{
9593bd07
DT		 485 struct sony_laptop_keypress kp = { NULL };
486
487 /* Cleanup only after the last user has gone */
1549ee6f 488 if (!atomic_dec_and_test(&sony_laptop_input.users))
489 return;
490
cffdde99 491 del_timer_sync(&sony_laptop_input.release_key_timer);
9593bd07
DT		 492
493 /*
494 * Generate key-up events for remaining keys. Note that we don't
495 * need locking since nobody is adding new events to the kfifo.
496 */
497 while (kfifo_out(&sony_laptop_input.fifo,
498 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
499 input_report_key(kp.dev, kp.key, 0);
500 input_sync(kp.dev);
501 }
1549ee6f 502
503 /* destroy input devs */
504 input_unregister_device(sony_laptop_input.key_dev);
505 sony_laptop_input.key_dev = NULL;
506
507 if (sony_laptop_input.jog_dev) {
508 input_unregister_device(sony_laptop_input.jog_dev);
509 sony_laptop_input.jog_dev = NULL;
510 }
511
45465487 512 kfifo_free(&sony_laptop_input.fifo);
1549ee6f 513}
514
56b8756b 515/*********** Platform Device ***********/
516
517static atomic_t sony_pf_users = ATOMIC_INIT(0);
518static struct platform_driver sony_pf_driver = {
519 .driver = {
520 .name = "sony-laptop",
521 .owner = THIS_MODULE,
522 }
523};
524static struct platform_device *sony_pf_device;
525
526static int sony_pf_add(void)
527{
528 int ret = 0;
529
530 /* don't run again if already initialized */
531 if (atomic_add_return(1, &sony_pf_users) > 1)
532 return 0;
533
534 ret = platform_driver_register(&sony_pf_driver);
535 if (ret)
536 goto out;
537
538 sony_pf_device = platform_device_alloc("sony-laptop", -1);
539 if (!sony_pf_device) {
540 ret = -ENOMEM;
541 goto out_platform_registered;
542 }
543
544 ret = platform_device_add(sony_pf_device);
545 if (ret)
546 goto out_platform_alloced;
547
548 return 0;
549
550 out_platform_alloced:
551 platform_device_put(sony_pf_device);
552 sony_pf_device = NULL;
553 out_platform_registered:
554 platform_driver_unregister(&sony_pf_driver);
555 out:
556 atomic_dec(&sony_pf_users);
557 return ret;
558}
559
560static void sony_pf_remove(void)
561{
562 /* deregister only after the last user has gone */
563 if (!atomic_dec_and_test(&sony_pf_users))
564 return;
565
08db2b31 566 platform_device_unregister(sony_pf_device);
56b8756b 567 platform_driver_unregister(&sony_pf_driver);
568}
569
570/*********** SNC (SNY5001) Device ***********/
571
33a04454 572/* the device uses 1-based values, while the backlight subsystem uses
573 0-based values */
574#define SONY_MAX_BRIGHTNESS 8
575
576#define SNC_VALIDATE_IN 0
577#define SNC_VALIDATE_OUT 1
578
59b19106 579static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 580 char *);
59b19106 581static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 582 const char *, size_t);
156c221b
MD		 583static int boolean_validate(const int, const int);
584static int brightness_default_validate(const int, const int);
585
59b19106 586struct sony_nc_value {
a02d1c1d
LB		 587 char *name; /* name of the entry */
588 char **acpiget; /* names of the ACPI get function */
589 char **acpiset; /* names of the ACPI set function */
156c221b 590 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 591 int value; /* current setting */
592 int valid; /* Has ever been set */
593 int debug; /* active only in debug mode ? */
594 struct device_attribute devattr; /* sysfs atribute */
ed3aa4b7
MD		 595};
596
59b19106 597#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 598 static char *snc_##_name[] = { _values, NULL }
599
59b19106 600#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 601 { \
602 .name = __stringify(_name), \
603 .acpiget = _getters, \
604 .acpiset = _setters, \
156c221b 605 .validate = _validate, \
ed3aa4b7 606 .debug = _debug, \
59b19106 607 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 608 }
ed3aa4b7 609
59b19106 610#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 611
59b19106 612SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 613
59b19106 614SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
615SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 616
59b19106 617SNC_HANDLE_NAMES(cdpower_get, "GCDP");
618SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 619
59b19106 620SNC_HANDLE_NAMES(audiopower_get, "GAZP");
621SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 622
59b19106 623SNC_HANDLE_NAMES(lanpower_get, "GLNP");
624SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 625
044847e0
MD		 626SNC_HANDLE_NAMES(lidstate_get, "GLID");
627
628SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
629SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
630
631SNC_HANDLE_NAMES(gainbass_get, "GMGB");
632SNC_HANDLE_NAMES(gainbass_set, "CMGB");
633
59b19106 634SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 635
59b19106 636SNC_HANDLE_NAMES(CTR_get, "GCTR");
637SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 638
59b19106 639SNC_HANDLE_NAMES(PCR_get, "GPCR");
640SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 641
59b19106 642SNC_HANDLE_NAMES(CMI_get, "GCMI");
643SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 644
59b19106 645static struct sony_nc_value sony_nc_values[] = {
646 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 647 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 648 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
649 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
650 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 651 boolean_validate, 0),
59b19106 652 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 653 boolean_validate, 1),
044847e0
MD		 654 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
655 boolean_validate, 0),
656 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
657 boolean_validate, 0),
658 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
659 boolean_validate, 0),
ed3aa4b7 660 /* unknown methods */
59b19106 661 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
662 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
663 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
664 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
665 SNC_HANDLE_NULL
7f09c432
SP		 666};
667
59b19106 668static acpi_handle sony_nc_acpi_handle;
669static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 670
d78865cd
MD		 671/*
672 * acpi_evaluate_object wrappers
673 */
7f09c432
SP		 674static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
675{
676 struct acpi_buffer output;
677 union acpi_object out_obj;
678 acpi_status status;
679
680 output.length = sizeof(out_obj);
681 output.pointer = &out_obj;
682
683 status = acpi_evaluate_object(handle, name, NULL, &output);
684 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
685 *result = out_obj.integer.value;
686 return 0;
687 }
688
f6119b02 689 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
7f09c432
SP		 690
691 return -1;
692}
693
694static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
695 int *result)
696{
697 struct acpi_object_list params;
698 union acpi_object in_obj;
699 struct acpi_buffer output;
700 union acpi_object out_obj;
701 acpi_status status;
702
703 params.count = 1;
704 params.pointer = &in_obj;
705 in_obj.type = ACPI_TYPE_INTEGER;
706 in_obj.integer.value = value;
707
708 output.length = sizeof(out_obj);
709 output.pointer = &out_obj;
710
711 status = acpi_evaluate_object(handle, name, &params, &output);
712 if (status == AE_OK) {
713 if (result != NULL) {
714 if (out_obj.type != ACPI_TYPE_INTEGER) {
f6119b02 715 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
7f09c432
SP		 716 "return type\n");
717 return -1;
718 }
719 *result = out_obj.integer.value;
720 }
721 return 0;
722 }
723
f6119b02 724 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
7f09c432
SP		 725
726 return -1;
727}
728
badf26f0
MG		 729static int sony_find_snc_handle(int handle)
730{
731 int i;
732 int result;
733
734 for (i = 0x20; i < 0x30; i++) {
735 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
56e6e716
MD		 736 if (result == handle) {
737 dprintk("found handle 0x%.4x (offset: 0x%.2x)\n",
738 handle, i - 0x20);
badf26f0 739 return i-0x20;
56e6e716 740 }
badf26f0
MG		 741 }
742
56e6e716 743 dprintk("handle 0x%.4x not found\n", handle);
badf26f0
MG		 744 return -1;
745}
746
747static int sony_call_snc_handle(int handle, int argument, int *result)
748{
56e6e716 749 int ret = 0;
badf26f0
MG		 750 int offset = sony_find_snc_handle(handle);
751
752 if (offset < 0)
753 return -1;
754
56e6e716
MD		 755 ret = acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
756 result);
757 dprintk("called SN07 with 0x%.4x (result: 0x%.4x)\n", offset | argument,
758 *result);
759 return ret;
badf26f0
MG		 760}
761
156c221b 762/*
59b19106 763 * sony_nc_values input/output validate functions
156c221b
MD		 764 */
765
766/* brightness_default_validate:
767 *
768 * manipulate input output values to keep consistency with the
769 * backlight framework for which brightness values are 0-based.
770 */
771static int brightness_default_validate(const int direction, const int value)
772{
773 switch (direction) {
774 case SNC_VALIDATE_OUT:
775 return value - 1;
776 case SNC_VALIDATE_IN:
777 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
778 return value + 1;
779 }
780 return -EINVAL;
781}
782
783/* boolean_validate:
784 *
785 * on input validate boolean values 0/1, on output just pass the
786 * received value.
787 */
788static int boolean_validate(const int direction, const int value)
789{
790 if (direction == SNC_VALIDATE_IN) {
791 if (value != 0 && value != 1)
792 return -EINVAL;
793 }
794 return value;
795}
796
ed3aa4b7 797/*
59b19106 798 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 799 */
59b19106 800static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 801 char *buffer)
7f09c432 802{
7f09c432 803 int value;
59b19106 804 struct sony_nc_value *item =
805 container_of(attr, struct sony_nc_value, devattr);
7f09c432 806
ed3aa4b7 807 if (!*item->acpiget)
7f09c432
SP		 808 return -EIO;
809
59b19106 810 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
7f09c432
SP		 811 return -EIO;
812
156c221b
MD		 813 if (item->validate)
814 value = item->validate(SNC_VALIDATE_OUT, value);
815
ed3aa4b7 816 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 817}
818
59b19106 819static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 820 struct device_attribute *attr,
821 const char *buffer, size_t count)
7f09c432 822{
7f09c432 823 int value;
59b19106 824 struct sony_nc_value *item =
825 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 826
827 if (!item->acpiset)
828 return -EIO;
829
ed3aa4b7
MD		 830 if (count > 31)
831 return -EINVAL;
832
833 value = simple_strtoul(buffer, NULL, 10);
7f09c432 834
156c221b
MD		 835 if (item->validate)
836 value = item->validate(SNC_VALIDATE_IN, value);
837
838 if (value < 0)
839 return value;
7f09c432 840
59b19106 841 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
7f09c432 842 return -EIO;
3f4f461f
AM		 843 item->value = value;
844 item->valid = 1;
7f09c432
SP		 845 return count;
846}
847
ed3aa4b7 848
d78865cd
MD		 849/*
850 * Backlight device
851 */
852static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 853{
59b19106 854 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
321709c5 855 bd->props.brightness + 1, NULL);
d78865cd 856}
3f4f461f 857
d78865cd
MD		 858static int sony_backlight_get_brightness(struct backlight_device *bd)
859{
860 int value;
3f4f461f 861
59b19106 862 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
d78865cd
MD		 863 return 0;
864 /* brightness levels are 1-based, while backlight ones are 0-based */
865 return value - 1;
3f4f461f
AM		 866}
867
d78865cd 868static struct backlight_device *sony_backlight_device;
acc2472e 869static const struct backlight_ops sony_backlight_ops = {
a02d1c1d
LB		 870 .update_status = sony_backlight_update_status,
871 .get_brightness = sony_backlight_get_brightness,
d78865cd
MD		 872};
873
6315fd1c
MD		 874/*
875 * New SNC-only Vaios event mapping to driver known keys
876 */
877struct sony_nc_event {
878 u8 data;
879 u8 event;
880};
881
45c7942b 882static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 883 { 0x90, SONYPI_EVENT_PKEY_P1 },
884 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
6479efb6 885 { 0x91, SONYPI_EVENT_PKEY_P2 },
9b57896e 886 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 887 { 0x81, SONYPI_EVENT_FNKEY_F1 },
888 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
f5acf5e8
AV		 889 { 0x82, SONYPI_EVENT_FNKEY_F2 },
890 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
891 { 0x83, SONYPI_EVENT_FNKEY_F3 },
892 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
893 { 0x84, SONYPI_EVENT_FNKEY_F4 },
894 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 895 { 0x85, SONYPI_EVENT_FNKEY_F5 },
896 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
897 { 0x86, SONYPI_EVENT_FNKEY_F6 },
898 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
899 { 0x87, SONYPI_EVENT_FNKEY_F7 },
900 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 901 { 0x89, SONYPI_EVENT_FNKEY_F9 },
902 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 903 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
904 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
905 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
906 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
1a7d9469
MD		 907 { 0x9d, SONYPI_EVENT_ZOOM_PRESSED },
908 { 0x1d, SONYPI_EVENT_ANYBUTTON_RELEASED },
9b57896e
MG		 909 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
910 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
4f924ba5
MD		 911 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
912 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
1a7d9469
MD		 913 { 0xa4, SONYPI_EVENT_CD_EJECT_PRESSED },
914 { 0x24, SONYPI_EVENT_ANYBUTTON_RELEASED },
915 { 0xa5, SONYPI_EVENT_VENDOR_PRESSED },
916 { 0x25, SONYPI_EVENT_ANYBUTTON_RELEASED },
917 { 0xa6, SONYPI_EVENT_HELP_PRESSED },
918 { 0x26, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 919 { 0, 0 },
920};
921
45c7942b
MG		 922static struct sony_nc_event sony_127_events[] = {
923 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
924 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
925 { 0x82, SONYPI_EVENT_PKEY_P1 },
926 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
927 { 0x83, SONYPI_EVENT_PKEY_P2 },
928 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
929 { 0x84, SONYPI_EVENT_PKEY_P3 },
930 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
931 { 0x85, SONYPI_EVENT_PKEY_P4 },
932 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
933 { 0x86, SONYPI_EVENT_PKEY_P5 },
934 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
45c7942b
MG		 935 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
936 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
937 { 0, 0 },
938};
939
d78865cd
MD		 940/*
941 * ACPI callbacks
942 */
8037d6e6 943static void sony_nc_notify(struct acpi_device *device, u32 event)
7f09c432 944{
6315fd1c 945 u32 ev = event;
6315fd1c 946
9b57896e
MG		 947 if (ev >= 0x90) {
948 /* New-style event */
16dd55f3 949 int result;
45c7942b 950 int key_handle = 0;
9b57896e
MG		 951 ev -= 0x90;
952
45c7942b
MG		 953 if (sony_find_snc_handle(0x100) == ev)
954 key_handle = 0x100;
955 if (sony_find_snc_handle(0x127) == ev)
956 key_handle = 0x127;
957
6479efb6 958 if (key_handle) {
45c7942b 959 struct sony_nc_event *key_event;
9b57896e 960
16dd55f3 961 if (sony_call_snc_handle(key_handle, 0x200, &result)) {
8037d6e6 962 dprintk("sony_nc_notify, unable to decode"
45c7942b
MG		 963 " event 0x%.2x 0x%.2x\n", key_handle,
964 ev);
16dd55f3
MW		 965 /* restore the original event */
966 ev = event;
967 } else {
9b57896e
MG		 968 ev = result & 0xFF;
969
16dd55f3
MW		 970 if (key_handle == 0x100)
971 key_event = sony_100_events;
972 else
973 key_event = sony_127_events;
45c7942b 974
16dd55f3
MW		 975 for (; key_event->data; key_event++) {
976 if (key_event->data == ev) {
977 ev = key_event->event;
978 break;
979 }
9b57896e 980 }
6315fd1c 981
16dd55f3
MW		 982 if (!key_event->data)
983 printk(KERN_INFO DRV_PFX
984 "Unknown event: 0x%x 0x%x\n",
985 key_handle,
986 ev);
987 else
988 sony_laptop_report_input_event(ev);
45c7942b 989 }
d5a664a3 990 } else if (sony_find_snc_handle(sony_rfkill_handle) == ev) {
6cc056bc
MG		 991 sony_nc_rfkill_update();
992 return;
9b57896e 993 }
16dd55f3
MW		 994 } else
995 sony_laptop_report_input_event(ev);
badf26f0 996
8037d6e6 997 dprintk("sony_nc_notify, event: 0x%.2x\n", ev);
14e04fb3 998 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 999}
1000
1001static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
1002 void *context, void **return_value)
1003{
30823736 1004 struct acpi_device_info *info;
7f09c432 1005
15b8dd53 1006 if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
30823736
LM		 1007 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
1008 (char *)&info->name, info->param_count);
1009
15b8dd53 1010 kfree(info);
30823736 1011 }
7f09c432
SP		 1012
1013 return AE_OK;
1014}
1015
d78865cd
MD		 1016/*
1017 * ACPI device
1018 */
badf26f0
MG		 1019static int sony_nc_function_setup(struct acpi_device *device)
1020{
1021 int result;
1022
1023 /* Enable all events */
1024 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
1025
1026 /* Setup hotkeys */
1027 sony_call_snc_handle(0x0100, 0, &result);
1028 sony_call_snc_handle(0x0101, 0, &result);
1029 sony_call_snc_handle(0x0102, 0x100, &result);
560e84ac 1030 sony_call_snc_handle(0x0127, 0, &result);
badf26f0
MG		 1031
1032 return 0;
1033}
1034
59b19106 1035static int sony_nc_resume(struct acpi_device *device)
d78865cd 1036{
59b19106 1037 struct sony_nc_value *item;
badf26f0 1038 acpi_handle handle;
d78865cd 1039
59b19106 1040 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1041 int ret;
1042
1043 if (!item->valid)
1044 continue;
59b19106 1045 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1046 item->value, NULL);
d78865cd 1047 if (ret < 0) {
6e574195 1048 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1049 break;
1050 }
1051 }
6315fd1c 1052
82734bfc
MG		 1053 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1054 &handle))) {
1055 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1056 dprintk("ECON Method failed\n");
1057 }
1058
badf26f0
MG		 1059 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1060 &handle))) {
1061 dprintk("Doing SNC setup\n");
1062 sony_nc_function_setup(device);
1063 }
1064
e84a02ba
MD		 1065 /* set the last requested brightness level */
1066 if (sony_backlight_device &&
c35d4b35 1067 sony_backlight_update_status(sony_backlight_device) < 0)
0ef9cff1 1068 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1069
a0d97d6c
AJ		 1070 /* re-read rfkill state */
1071 sony_nc_rfkill_update();
1072
d78865cd
MD		 1073 return 0;
1074}
1075
6cc056bc
MG		 1076static void sony_nc_rfkill_cleanup(void)
1077{
1078 int i;
1079
19d337df
JB		 1080 for (i = 0; i < N_SONY_RFKILL; i++) {
1081 if (sony_rfkill_devices[i]) {
6cc056bc 1082 rfkill_unregister(sony_rfkill_devices[i]);
19d337df
JB		 1083 rfkill_destroy(sony_rfkill_devices[i]);
1084 }
6cc056bc
MG		 1085 }
1086}
1087
19d337df 1088static int sony_nc_rfkill_set(void *data, bool blocked)
6cc056bc
MG		 1089{
1090 int result;
1091 int argument = sony_rfkill_address[(long) data] + 0x100;
1092
19d337df 1093 if (!blocked)
6cc056bc
MG		 1094 argument |= 0xff0000;
1095
d5a664a3 1096 return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
6cc056bc
MG		 1097}
1098
19d337df
JB		 1099static const struct rfkill_ops sony_rfkill_ops = {
1100 .set_block = sony_nc_rfkill_set,
1101};
6cc056bc 1102
19d337df
JB		 1103static int sony_nc_setup_rfkill(struct acpi_device *device,
1104 enum sony_nc_rfkill nc_type)
6cc056bc
MG		 1105{
1106 int err = 0;
19d337df
JB		 1107 struct rfkill *rfk;
1108 enum rfkill_type type;
1109 const char *name;
50fab076
AJ		 1110 int result;
1111 bool hwblock;
19d337df
JB		 1112
1113 switch (nc_type) {
1114 case SONY_WIFI:
1115 type = RFKILL_TYPE_WLAN;
1116 name = "sony-wifi";
1117 break;
1118 case SONY_BLUETOOTH:
1119 type = RFKILL_TYPE_BLUETOOTH;
1120 name = "sony-bluetooth";
1121 break;
1122 case SONY_WWAN:
1123 type = RFKILL_TYPE_WWAN;
1124 name = "sony-wwan";
1125 break;
1126 case SONY_WIMAX:
1127 type = RFKILL_TYPE_WIMAX;
1128 name = "sony-wimax";
1129 break;
1130 default:
1131 return -EINVAL;
53005a0a 1132 }
6cc056bc 1133
19d337df
JB		 1134 rfk = rfkill_alloc(name, &device->dev, type,
1135 &sony_rfkill_ops, (void *)nc_type);
1136 if (!rfk)
1137 return -ENOMEM;
6cc056bc 1138
d5a664a3 1139 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
50fab076
AJ		 1140 hwblock = !(result & 0x1);
1141 rfkill_set_hw_state(rfk, hwblock);
1142
19d337df
JB		 1143 err = rfkill_register(rfk);
1144 if (err) {
1145 rfkill_destroy(rfk);
1146 return err;
53005a0a 1147 }
19d337df 1148 sony_rfkill_devices[nc_type] = rfk;
6cc056bc
MG		 1149 return err;
1150}
1151
a46a7808 1152static void sony_nc_rfkill_update(void)
6cc056bc 1153{
19d337df
JB		 1154 enum sony_nc_rfkill i;
1155 int result;
1156 bool hwblock;
6cc056bc 1157
d5a664a3 1158 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
19d337df 1159 hwblock = !(result & 0x1);
6cc056bc 1160
19d337df
JB		 1161 for (i = 0; i < N_SONY_RFKILL; i++) {
1162 int argument = sony_rfkill_address[i];
6cc056bc 1163
19d337df
JB		 1164 if (!sony_rfkill_devices[i])
1165 continue;
1166
1167 if (hwblock) {
e1f8a19e
JB		 1168 if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
1169 /* we already know we're blocked */
1170 }
19d337df 1171 continue;
6cc056bc 1172 }
19d337df 1173
d5a664a3 1174 sony_call_snc_handle(sony_rfkill_handle, argument, &result);
19d337df
JB		 1175 rfkill_set_states(sony_rfkill_devices[i],
1176 !(result & 0xf), false);
6cc056bc
MG		 1177 }
1178}
1179
528809c3 1180static void sony_nc_rfkill_setup(struct acpi_device *device)
6cc056bc 1181{
528809c3
MD		 1182 int offset;
1183 u8 dev_code, i;
1184 acpi_status status;
1185 struct acpi_object_list params;
1186 union acpi_object in_obj;
1187 union acpi_object *device_enum;
1188 struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
6cc056bc 1189
528809c3
MD		 1190 offset = sony_find_snc_handle(0x124);
1191 if (offset == -1) {
1192 offset = sony_find_snc_handle(0x135);
1193 if (offset == -1)
1194 return;
d5a664a3
MD		 1195 else
1196 sony_rfkill_handle = 0x135;
1197 } else
1198 sony_rfkill_handle = 0x124;
528809c3
MD		 1199 dprintk("Found rkfill handle: 0x%.4x\n", sony_rfkill_handle);
1200
1201 /* need to read the whole buffer returned by the acpi call to SN06
1202 * here otherwise we may miss some features
1203 */
1204 params.count = 1;
1205 params.pointer = &in_obj;
1206 in_obj.type = ACPI_TYPE_INTEGER;
1207 in_obj.integer.value = offset;
1208 status = acpi_evaluate_object(sony_nc_acpi_handle, "SN06", &params,
1209 &buffer);
1210 if (ACPI_FAILURE(status)) {
1211 dprintk("Radio device enumeration failed\n");
1212 return;
1213 }
6cc056bc 1214
528809c3 1215 device_enum = (union acpi_object *) buffer.pointer;
0fc8f274
JL		 1216 if (!device_enum) {
1217 pr_err("Invalid SN06 return object\n");
1218 goto out_no_enum;
1219 }
1220 if (device_enum->type != ACPI_TYPE_BUFFER) {
1221 pr_err("Invalid SN06 return object type 0x%.2x\n",
1222 device_enum->type);
528809c3 1223 goto out_no_enum;
6cc056bc
MG		 1224 }
1225
528809c3
MD		 1226 /* the buffer is filled with magic numbers describing the devices
1227 * available, 0xff terminates the enumeration
1228 */
c14973f9
DT		 1229 for (i = 0; i < device_enum->buffer.length; i++) {
1230
1231 dev_code = *(device_enum->buffer.pointer + i);
1232 if (dev_code == 0xff)
1233 break;
1234
528809c3 1235 dprintk("Radio devices, looking at 0x%.2x\n", dev_code);
6cc056bc 1236
528809c3
MD		 1237 if (dev_code == 0 && !sony_rfkill_devices[SONY_WIFI])
1238 sony_nc_setup_rfkill(device, SONY_WIFI);
1239
1240 if (dev_code == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
1241 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
1242
1243 if ((0xf0 & dev_code) == 0x20 &&
1244 !sony_rfkill_devices[SONY_WWAN])
1245 sony_nc_setup_rfkill(device, SONY_WWAN);
1246
1247 if (dev_code == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
1248 sony_nc_setup_rfkill(device, SONY_WIMAX);
1249 }
1250
1251out_no_enum:
1252 kfree(buffer.pointer);
1253 return;
6cc056bc
MG		 1254}
1255
59b19106 1256static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1257{
1258 acpi_status status;
8607c673 1259 int result = 0;
50f62afb 1260 acpi_handle handle;
56b8756b 1261 struct sony_nc_value *item;
7f09c432 1262
f6119b02 1263 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1264 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1265
59b19106 1266 sony_nc_acpi_device = device;
33a04454 1267 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1268
59b19106 1269 sony_nc_acpi_handle = device->handle;
7f09c432 1270
b25b732a
MD		 1271 /* read device status */
1272 result = acpi_bus_get_status(device);
1273 /* bail IFF the above call was successful and the device is not present */
1274 if (!result && !device->status.present) {
1275 dprintk("Device not present\n");
1276 result = -ENODEV;
1277 goto outwalk;
1278 }
1279
7f09c432 1280 if (debug) {
59b19106 1281 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
2263576c 1282 1, sony_walk_callback, NULL, NULL, NULL);
7f09c432 1283 if (ACPI_FAILURE(status)) {
f6119b02 1284 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1285 result = -ENODEV;
1286 goto outwalk;
1287 }
c561162f 1288 }
7f09c432 1289
82734bfc
MG		 1290 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1291 &handle))) {
1292 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1293 dprintk("ECON Method failed\n");
1294 }
1295
badf26f0
MG		 1296 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1297 &handle))) {
1298 dprintk("Doing SNC setup\n");
1299 sony_nc_function_setup(device);
6cc056bc 1300 sony_nc_rfkill_setup(device);
badf26f0
MG		 1301 }
1302
1549ee6f 1303 /* setup input devices and helper fifo */
2e4d242c 1304 result = sony_laptop_setup_input(device);
1549ee6f 1305 if (result) {
1306 printk(KERN_ERR DRV_PFX
ff07a53a 1307 "Unable to create input devices.\n");
1549ee6f 1308 goto outwalk;
1309 }
1310
38cfc148 1311 if (acpi_video_backlight_support()) {
3fedd90f 1312 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1313 "controlled by ACPI video driver\n");
1314 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1315 &handle))) {
bb7ca747 1316 struct backlight_properties props;
a19a6ee6 1317 memset(&props, 0, sizeof(struct backlight_properties));
bb7ca747 1318 props.type = BACKLIGHT_PLATFORM;
a19a6ee6 1319 props.max_brightness = SONY_MAX_BRIGHTNESS - 1;
50f62afb 1320 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1321 NULL,
a19a6ee6
MG		 1322 &sony_backlight_ops,
1323 &props);
7df03b82 1324
a02d1c1d 1325 if (IS_ERR(sony_backlight_device)) {
f6119b02 1326 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1327 sony_backlight_device = NULL;
321709c5
RP		 1328 } else {
1329 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1330 sony_backlight_get_brightness
1331 (sony_backlight_device);
321709c5
RP		 1332 }
1333
50f62afb 1334 }
7f09c432 1335
49a11dea 1336 result = sony_pf_add();
1337 if (result)
ed3aa4b7 1338 goto outbacklight;
7f09c432 1339
56b8756b 1340 /* create sony_pf sysfs attributes related to the SNC device */
1341 for (item = sony_nc_values; item->name; ++item) {
1342
1343 if (!debug && item->debug)
1344 continue;
1345
1346 /* find the available acpiget as described in the DSDT */
1347 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1348 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1349 *item->acpiget,
1350 &handle))) {
b9a218b7 1351 dprintk("Found %s getter: %s\n",
1352 item->name, *item->acpiget);
56b8756b 1353 item->devattr.attr.mode |= S_IRUGO;
1354 break;
1355 }
1356 }
1357
1358 /* find the available acpiset as described in the DSDT */
1359 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1360 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1361 *item->acpiset,
1362 &handle))) {
b9a218b7 1363 dprintk("Found %s setter: %s\n",
1364 item->name, *item->acpiset);
56b8756b 1365 item->devattr.attr.mode |= S_IWUSR;
1366 break;
1367 }
1368 }
1369
1370 if (item->devattr.attr.mode != 0) {
1371 result =
1372 device_create_file(&sony_pf_device->dev,
1373 &item->devattr);
1374 if (result)
1375 goto out_sysfs;
1376 }
1377 }
1378
7f09c432
SP		 1379 return 0;
1380
56b8756b 1381 out_sysfs:
1382 for (item = sony_nc_values; item->name; ++item) {
1383 device_remove_file(&sony_pf_device->dev, &item->devattr);
1384 }
1385 sony_pf_remove();
1549ee6f 1386
a02d1c1d 1387 outbacklight:
7df03b82
MD		 1388 if (sony_backlight_device)
1389 backlight_device_unregister(sony_backlight_device);
1390
1549ee6f 1391 sony_laptop_remove_input();
1392
a02d1c1d 1393 outwalk:
6cc056bc 1394 sony_nc_rfkill_cleanup();
7f09c432
SP		 1395 return result;
1396}
1397
59b19106 1398static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432 1399{
56b8756b 1400 struct sony_nc_value *item;
7f09c432 1401
50f62afb
AG		 1402 if (sony_backlight_device)
1403 backlight_device_unregister(sony_backlight_device);
1404
59b19106 1405 sony_nc_acpi_device = NULL;
c561162f 1406
56b8756b 1407 for (item = sony_nc_values; item->name; ++item) {
1408 device_remove_file(&sony_pf_device->dev, &item->devattr);
1409 }
1410
1411 sony_pf_remove();
1549ee6f 1412 sony_laptop_remove_input();
6cc056bc 1413 sony_nc_rfkill_cleanup();
f6119b02 1414 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1415
1416 return 0;
1417}
1418
1ba90e3a
TR		 1419static const struct acpi_device_id sony_device_ids[] = {
1420 {SONY_NC_HID, 0},
1421 {SONY_PIC_HID, 0},
1422 {"", 0},
1423};
1424MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1425
1426static const struct acpi_device_id sony_nc_device_ids[] = {
1427 {SONY_NC_HID, 0},
1428 {"", 0},
1429};
1430
59b19106 1431static struct acpi_driver sony_nc_driver = {
1432 .name = SONY_NC_DRIVER_NAME,
1433 .class = SONY_NC_CLASS,
1ba90e3a 1434 .ids = sony_nc_device_ids,
33a04454 1435 .owner = THIS_MODULE,
a02d1c1d 1436 .ops = {
59b19106 1437 .add = sony_nc_add,
1438 .remove = sony_nc_remove,
1439 .resume = sony_nc_resume,
8037d6e6 1440 .notify = sony_nc_notify,
a02d1c1d 1441 },
3f4f461f
AM		 1442};
1443
33a04454 1444/*********** SPIC (SNY6001) Device ***********/
1445
1446#define SONYPI_DEVICE_TYPE1 0x00000001
1447#define SONYPI_DEVICE_TYPE2 0x00000002
1448#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1449#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1450
22a17780
MD		 1451#define SONYPI_TYPE1_OFFSET 0x04
1452#define SONYPI_TYPE2_OFFSET 0x12
1453#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1454
33a04454 1455struct sony_pic_ioport {
fd1caaed
MD		 1456 struct acpi_resource_io io1;
1457 struct acpi_resource_io io2;
33a04454 1458 struct list_head list;
1459};
1460
1461struct sony_pic_irq {
1462 struct acpi_resource_irq irq;
1463 struct list_head list;
1464};
1465
de920430
MD		 1466struct sonypi_eventtypes {
1467 u8 data;
1468 unsigned long mask;
1469 struct sonypi_event *events;
1470};
1471
31df7144
MD		 1472struct sony_pic_dev {
1473 struct acpi_device *acpi_dev;
1474 struct sony_pic_irq *cur_irq;
1475 struct sony_pic_ioport *cur_ioport;
1476 struct list_head interrupts;
1477 struct list_head ioports;
1478 struct mutex lock;
1479 struct sonypi_eventtypes *event_types;
1480 int (*handle_irq)(const u8, const u8);
de920430 1481 int model;
de920430 1482 u16 evport_offset;
31df7144
MD		 1483 u8 camera_power;
1484 u8 bluetooth_power;
1485 u8 wwan_power;
33a04454 1486};
1487
1488static struct sony_pic_dev spic_dev = {
1489 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1490 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1491};
1492
5e6f9725
AJ		 1493static int spic_drv_registered;
1494
33a04454 1495/* Event masks */
1496#define SONYPI_JOGGER_MASK 0x00000001
1497#define SONYPI_CAPTURE_MASK 0x00000002
1498#define SONYPI_FNKEY_MASK 0x00000004
1499#define SONYPI_BLUETOOTH_MASK 0x00000008
1500#define SONYPI_PKEY_MASK 0x00000010
1501#define SONYPI_BACK_MASK 0x00000020
1502#define SONYPI_HELP_MASK 0x00000040
1503#define SONYPI_LID_MASK 0x00000080
1504#define SONYPI_ZOOM_MASK 0x00000100
1505#define SONYPI_THUMBPHRASE_MASK 0x00000200
1506#define SONYPI_MEYE_MASK 0x00000400
1507#define SONYPI_MEMORYSTICK_MASK 0x00000800
1508#define SONYPI_BATTERY_MASK 0x00001000
1509#define SONYPI_WIRELESS_MASK 0x00002000
1510
1511struct sonypi_event {
1512 u8 data;
1513 u8 event;
1514};
1515
1516/* The set of possible button release events */
1517static struct sonypi_event sonypi_releaseev[] = {
1518 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1519 { 0, 0 }
1520};
1521
1522/* The set of possible jogger events */
1523static struct sonypi_event sonypi_joggerev[] = {
1524 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1525 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1526 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1527 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1528 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1529 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1530 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1531 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1532 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1533 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1534 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1535 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1536 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1537 { 0, 0 }
1538};
1539
1540/* The set of possible capture button events */
1541static struct sonypi_event sonypi_captureev[] = {
1542 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1543 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1544 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1545 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1546 { 0, 0 }
1547};
1548
1549/* The set of possible fnkeys events */
1550static struct sonypi_event sonypi_fnkeyev[] = {
1551 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1552 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1553 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1554 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1555 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1556 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1557 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1558 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1559 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1560 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1561 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1562 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1563 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1564 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1565 { 0x21, SONYPI_EVENT_FNKEY_1 },
1566 { 0x22, SONYPI_EVENT_FNKEY_2 },
1567 { 0x31, SONYPI_EVENT_FNKEY_D },
1568 { 0x32, SONYPI_EVENT_FNKEY_E },
1569 { 0x33, SONYPI_EVENT_FNKEY_F },
1570 { 0x34, SONYPI_EVENT_FNKEY_S },
1571 { 0x35, SONYPI_EVENT_FNKEY_B },
1572 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1573 { 0, 0 }
1574};
1575
1576/* The set of possible program key events */
1577static struct sonypi_event sonypi_pkeyev[] = {
1578 { 0x01, SONYPI_EVENT_PKEY_P1 },
1579 { 0x02, SONYPI_EVENT_PKEY_P2 },
1580 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1581 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1582 { 0, 0 }
1583};
1584
1585/* The set of possible bluetooth events */
1586static struct sonypi_event sonypi_blueev[] = {
1587 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1588 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1589 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1590 { 0, 0 }
1591};
1592
1593/* The set of possible wireless events */
1594static struct sonypi_event sonypi_wlessev[] = {
1595 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1596 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1597 { 0, 0 }
1598};
1599
1600/* The set of possible back button events */
1601static struct sonypi_event sonypi_backev[] = {
1602 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1603 { 0, 0 }
1604};
1605
1606/* The set of possible help button events */
1607static struct sonypi_event sonypi_helpev[] = {
1608 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1609 { 0, 0 }
1610};
1611
1612
1613/* The set of possible lid events */
1614static struct sonypi_event sonypi_lidev[] = {
1615 { 0x51, SONYPI_EVENT_LID_CLOSED },
1616 { 0x50, SONYPI_EVENT_LID_OPENED },
1617 { 0, 0 }
1618};
1619
1620/* The set of possible zoom events */
1621static struct sonypi_event sonypi_zoomev[] = {
1622 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1623 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1624 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1625 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1626 { 0, 0 }
1627};
1628
1629/* The set of possible thumbphrase events */
1630static struct sonypi_event sonypi_thumbphraseev[] = {
1631 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1632 { 0, 0 }
1633};
1634
1635/* The set of possible motioneye camera events */
1636static struct sonypi_event sonypi_meyeev[] = {
1637 { 0x00, SONYPI_EVENT_MEYE_FACE },
1638 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1639 { 0, 0 }
1640};
1641
1642/* The set of possible memorystick events */
1643static struct sonypi_event sonypi_memorystickev[] = {
1644 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1645 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1646 { 0, 0 }
1647};
1648
1649/* The set of possible battery events */
1650static struct sonypi_event sonypi_batteryev[] = {
1651 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1652 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1653 { 0, 0 }
1654};
1655
1cae7103
HJ		 1656/* The set of possible volume events */
1657static struct sonypi_event sonypi_volumeev[] = {
1658 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1659 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1660 { 0, 0 }
1661};
1662
1663/* The set of possible brightness events */
1664static struct sonypi_event sonypi_brightnessev[] = {
1665 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1666 { 0, 0 }
1667};
1668
de920430
MD		 1669static struct sonypi_eventtypes type1_events[] = {
1670 { 0, 0xffffffff, sonypi_releaseev },
1671 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1672 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1673 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1674 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1675 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1676 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1677 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1678 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1679 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1680 { 0 },
1681};
1682static struct sonypi_eventtypes type2_events[] = {
1683 { 0, 0xffffffff, sonypi_releaseev },
1684 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1685 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1686 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1687 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1688 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1689 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1690 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1691 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1692 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1693 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1694 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1695 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1696 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1697 { 0 },
1698};
1699static struct sonypi_eventtypes type3_events[] = {
1700 { 0, 0xffffffff, sonypi_releaseev },
1701 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1702 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1703 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1704 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1705 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1706 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1707 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1708 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1709 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1710 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1711 { 0 },
de920430
MD		 1712};
1713
3eb8749a 1714/* low level spic calls */
33a04454 1715#define ITERATIONS_LONG 10000
1716#define ITERATIONS_SHORT 10
1717#define wait_on_command(command, iterations) { \
1718 unsigned int n = iterations; \
1719 while (--n && (command)) \
1720 udelay(1); \
1721 if (!n) \
1722 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1723 __FILE__, __func__, __LINE__); \
33a04454 1724}
1725
1726static u8 sony_pic_call1(u8 dev)
1727{
1728 u8 v1, v2;
1729
fd1caaed 1730 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1731 ITERATIONS_LONG);
fd1caaed
MD		 1732 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1733 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1734 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1735 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1736 return v2;
1737}
1738
1739static u8 sony_pic_call2(u8 dev, u8 fn)
1740{
1741 u8 v1;
1742
fd1caaed 1743 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1744 ITERATIONS_LONG);
fd1caaed
MD		 1745 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1746 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1747 ITERATIONS_LONG);
fd1caaed
MD		 1748 outb(fn, spic_dev.cur_ioport->io1.minimum);
1749 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1750 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1751 return v1;
1752}
1753
49a11dea 1754static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1755{
1756 u8 v1;
1757
fd1caaed
MD		 1758 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1759 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1760 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1761 outb(fn, spic_dev.cur_ioport->io1.minimum);
1762 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1763 outb(v, spic_dev.cur_ioport->io1.minimum);
1764 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1765 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1766 dev, fn, v, v1);
49a11dea 1767 return v1;
1768}
1769
3eb8749a
MD		 1770/*
1771 * minidrivers for SPIC models
1772 */
e93c8a68 1773static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1774{
1775 /*
1776 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1777 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1778 * irq and we can read new data from the device:
1779 * - 0x5c and 0x5f requires 0xA0
1780 * - 0x61 requires 0xB3
1781 */
1782 if (data_mask == 0x31) {
1783 if (ev == 0x5c || ev == 0x5f)
1784 sony_pic_call1(0xA0);
1785 else if (ev == 0x61)
1786 sony_pic_call1(0xB3);
1787 return 0;
1788 }
1789 return 1;
1790}
1791
3eb8749a
MD		 1792static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1793{
1794 struct pci_dev *pcidev;
1795
1796 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1797 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1798 if (pcidev) {
31df7144
MD		 1799 dev->model = SONYPI_DEVICE_TYPE1;
1800 dev->evport_offset = SONYPI_TYPE1_OFFSET;
1801 dev->event_types = type1_events;
3eb8749a
MD		 1802 goto out;
1803 }
1804
1805 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1806 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1807 if (pcidev) {
31df7144
MD		 1808 dev->model = SONYPI_DEVICE_TYPE2;
1809 dev->evport_offset = SONYPI_TYPE2_OFFSET;
1810 dev->event_types = type2_events;
3eb8749a
MD		 1811 goto out;
1812 }
1813
1814 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1815 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1816 if (pcidev) {
31df7144
MD		 1817 dev->model = SONYPI_DEVICE_TYPE3;
1818 dev->handle_irq = type3_handle_irq;
1819 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1820 dev->event_types = type3_events;
3eb8749a
MD		 1821 goto out;
1822 }
1823
1824 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1825 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1826 if (pcidev) {
31df7144
MD		 1827 dev->model = SONYPI_DEVICE_TYPE3;
1828 dev->handle_irq = type3_handle_irq;
1829 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1830 dev->event_types = type3_events;
3eb8749a
MD		 1831 goto out;
1832 }
1833
d5b02695
IM		 1834 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1835 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1836 if (pcidev) {
31df7144
MD		 1837 dev->model = SONYPI_DEVICE_TYPE3;
1838 dev->handle_irq = type3_handle_irq;
1839 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1840 dev->event_types = type3_events;
d5b02695
IM		 1841 goto out;
1842 }
1843
3eb8749a 1844 /* default */
31df7144
MD		 1845 dev->model = SONYPI_DEVICE_TYPE2;
1846 dev->evport_offset = SONYPI_TYPE2_OFFSET;
1847 dev->event_types = type2_events;
3eb8749a
MD		 1848
1849out:
1850 if (pcidev)
1851 pci_dev_put(pcidev);
1852
1853 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
31df7144
MD		 1854 dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
1855 dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1856}
1857
49a11dea 1858/* camera tests and poweron/poweroff */
1859#define SONYPI_CAMERA_PICTURE 5
49a11dea 1860#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1861
1862#define SONYPI_CAMERA_BRIGHTNESS 0
1863#define SONYPI_CAMERA_CONTRAST 1
1864#define SONYPI_CAMERA_HUE 2
1865#define SONYPI_CAMERA_COLOR 3
1866#define SONYPI_CAMERA_SHARPNESS 4
1867
1868#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1869#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1870#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1871#define SONYPI_CAMERA_MUTE_MASK 0x40
1872
1873/* the rest don't need a loop until not 0xff */
1874#define SONYPI_CAMERA_AGC 6
1875#define SONYPI_CAMERA_AGC_MASK 0x30
1876#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1877
1878#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1879#define SONYPI_CAMERA_CONTROL 0x10
1880
1881#define SONYPI_CAMERA_STATUS 7
1882#define SONYPI_CAMERA_STATUS_READY 0x2
1883#define SONYPI_CAMERA_STATUS_POSITION 0x4
1884
1885#define SONYPI_DIRECTION_BACKWARDS 0x4
1886
1887#define SONYPI_CAMERA_REVISION 8
1888#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1889
9f9f0761 1890static int __sony_pic_camera_ready(void)
49a11dea 1891{
1892 u8 v;
1893
1894 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1895 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1896}
1897
e364632e 1898static int __sony_pic_camera_off(void)
49a11dea 1899{
5f3d2898 1900 if (!camera) {
1901 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1902 return -ENODEV;
1903 }
1904
49a11dea 1905 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1906 SONYPI_CAMERA_MUTE_MASK),
1907 ITERATIONS_SHORT);
1908
5f3d2898 1909 if (spic_dev.camera_power) {
1910 sony_pic_call2(0x91, 0);
1911 spic_dev.camera_power = 0;
1912 }
1913 return 0;
49a11dea 1914}
1915
e364632e 1916static int __sony_pic_camera_on(void)
49a11dea 1917{
5f3d2898 1918 int i, j, x;
1919
1920 if (!camera) {
1921 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1922 return -ENODEV;
1923 }
49a11dea 1924
1925 if (spic_dev.camera_power)
e364632e 1926 return 0;
49a11dea 1927
1928 for (j = 5; j > 0; j--) {
1929
5f3d2898 1930 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1931 msleep(10);
1932 sony_pic_call1(0x93);
1933
1934 for (i = 400; i > 0; i--) {
9f9f0761 1935 if (__sony_pic_camera_ready())
49a11dea 1936 break;
1937 msleep(10);
1938 }
1939 if (i)
1940 break;
1941 }
1942
1943 if (j == 0) {
5f3d2898 1944 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1945 return -ENODEV;
49a11dea 1946 }
1947
1948 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1949 0x5a),
1950 ITERATIONS_SHORT);
1951
1952 spic_dev.camera_power = 1;
5f3d2898 1953 return 0;
49a11dea 1954}
1955
e364632e 1956/* External camera command (exported to the motion eye v4l driver) */
1957int sony_pic_camera_command(int command, u8 value)
1958{
1959 if (!camera)
1960 return -EIO;
1961
1962 mutex_lock(&spic_dev.lock);
1963
1964 switch (command) {
1ce82c14 1965 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1966 if (value)
1967 __sony_pic_camera_on();
1968 else
1969 __sony_pic_camera_off();
1970 break;
1ce82c14 1971 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1972 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1973 ITERATIONS_SHORT);
1974 break;
1ce82c14 1975 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1976 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1977 ITERATIONS_SHORT);
1978 break;
1ce82c14 1979 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1980 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1981 ITERATIONS_SHORT);
1982 break;
1ce82c14 1983 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1984 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1985 ITERATIONS_SHORT);
1986 break;
1ce82c14 1987 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1988 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1989 ITERATIONS_SHORT);
1990 break;
1ce82c14 1991 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1992 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1993 ITERATIONS_SHORT);
1994 break;
1ce82c14 1995 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1996 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1997 ITERATIONS_SHORT);
1998 break;
1999 default:
2000 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
2001 command);
2002 break;
2003 }
2004 mutex_unlock(&spic_dev.lock);
2005 return 0;
2006}
2007EXPORT_SYMBOL(sony_pic_camera_command);
2008
9476cdfa 2009/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 2010static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 2011{
2012 state = !!state;
c9f1e6f6 2013 if (spic_dev.wwan_power == state)
9476cdfa 2014 return;
9476cdfa 2015 sony_pic_call2(0xB0, state);
3ad1b761 2016 sony_pic_call1(0x82);
9476cdfa 2017 spic_dev.wwan_power = state;
9476cdfa 2018}
2019
2020static ssize_t sony_pic_wwanpower_store(struct device *dev,
2021 struct device_attribute *attr,
2022 const char *buffer, size_t count)
2023{
2024 unsigned long value;
2025 if (count > 31)
2026 return -EINVAL;
2027
2028 value = simple_strtoul(buffer, NULL, 10);
c9f1e6f6
MD		 2029 mutex_lock(&spic_dev.lock);
2030 __sony_pic_set_wwanpower(value);
2031 mutex_unlock(&spic_dev.lock);
9476cdfa 2032
2033 return count;
2034}
2035
2036static ssize_t sony_pic_wwanpower_show(struct device *dev,
2037 struct device_attribute *attr, char *buffer)
2038{
2039 ssize_t count;
2040 mutex_lock(&spic_dev.lock);
2041 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2042 mutex_unlock(&spic_dev.lock);
2043 return count;
2044}
2045
49a11dea 2046/* bluetooth subsystem power state */
9f9f0761 2047static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 2048{
2049 state = !!state;
2050 if (spic_dev.bluetooth_power == state)
2051 return;
2052 sony_pic_call2(0x96, state);
2053 sony_pic_call1(0x82);
2054 spic_dev.bluetooth_power = state;
2055}
2056
2057static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2058 struct device_attribute *attr,
2059 const char *buffer, size_t count)
2060{
2061 unsigned long value;
2062 if (count > 31)
2063 return -EINVAL;
2064
2065 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2066 mutex_lock(&spic_dev.lock);
2067 __sony_pic_set_bluetoothpower(value);
2068 mutex_unlock(&spic_dev.lock);
49a11dea 2069
2070 return count;
2071}
2072
2073static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2074 struct device_attribute *attr, char *buffer)
2075{
9f9f0761 2076 ssize_t count = 0;
2077 mutex_lock(&spic_dev.lock);
2078 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2079 mutex_unlock(&spic_dev.lock);
2080 return count;
49a11dea 2081}
2082
2083/* fan speed */
2084/* FAN0 information (reverse engineered from ACPI tables) */
2085#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2086static int sony_pic_set_fanspeed(unsigned long value)
2087{
2088 return ec_write(SONY_PIC_FAN0_STATUS, value);
2089}
2090
2091static int sony_pic_get_fanspeed(u8 *value)
2092{
2093 return ec_read(SONY_PIC_FAN0_STATUS, value);
2094}
2095
49a11dea 2096static ssize_t sony_pic_fanspeed_store(struct device *dev,
2097 struct device_attribute *attr,
2098 const char *buffer, size_t count)
2099{
2100 unsigned long value;
2101 if (count > 31)
2102 return -EINVAL;
2103
2104 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2105 if (sony_pic_set_fanspeed(value))
49a11dea 2106 return -EIO;
2107
2108 return count;
2109}
2110
2111static ssize_t sony_pic_fanspeed_show(struct device *dev,
2112 struct device_attribute *attr, char *buffer)
2113{
2114 u8 value = 0;
7b153f36 2115 if (sony_pic_get_fanspeed(&value))
49a11dea 2116 return -EIO;
2117
2118 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2119}
2120
2121#define SPIC_ATTR(_name, _mode) \
2122struct device_attribute spic_attr_##_name = __ATTR(_name, \
2123 _mode, sony_pic_## _name ##_show, \
2124 sony_pic_## _name ##_store)
2125
49a11dea 2126static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2127static SPIC_ATTR(wwanpower, 0644);
49a11dea 2128static SPIC_ATTR(fanspeed, 0644);
2129
2130static struct attribute *spic_attributes[] = {
49a11dea 2131 &spic_attr_bluetoothpower.attr,
9476cdfa 2132 &spic_attr_wwanpower.attr,
49a11dea 2133 &spic_attr_fanspeed.attr,
2134 NULL
2135};
2136
2137static struct attribute_group spic_attribute_group = {
2138 .attrs = spic_attributes
2139};
2140
7b153f36 2141/******** SONYPI compatibility **********/
a64e62a0 2142#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2143
2144/* battery / brightness / temperature addresses */
2145#define SONYPI_BAT_FLAGS 0x81
2146#define SONYPI_LCD_LIGHT 0x96
2147#define SONYPI_BAT1_PCTRM 0xa0
2148#define SONYPI_BAT1_LEFT 0xa2
2149#define SONYPI_BAT1_MAXRT 0xa4
2150#define SONYPI_BAT2_PCTRM 0xa8
2151#define SONYPI_BAT2_LEFT 0xaa
2152#define SONYPI_BAT2_MAXRT 0xac
2153#define SONYPI_BAT1_MAXTK 0xb0
2154#define SONYPI_BAT1_FULL 0xb2
2155#define SONYPI_BAT2_MAXTK 0xb8
2156#define SONYPI_BAT2_FULL 0xba
2157#define SONYPI_TEMP_STATUS 0xC1
2158
2159struct sonypi_compat_s {
2160 struct fasync_struct *fifo_async;
45465487 2161 struct kfifo fifo;
7b153f36 2162 spinlock_t fifo_lock;
2163 wait_queue_head_t fifo_proc_list;
2164 atomic_t open_count;
2165};
2166static struct sonypi_compat_s sonypi_compat = {
2167 .open_count = ATOMIC_INIT(0),
2168};
2169
2170static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2171{
60aa4924 2172 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 2173}
2174
2175static int sonypi_misc_release(struct inode *inode, struct file *file)
2176{
7b153f36 2177 atomic_dec(&sonypi_compat.open_count);
2178 return 0;
2179}
2180
2181static int sonypi_misc_open(struct inode *inode, struct file *file)
2182{
2183 /* Flush input queue on first open */
4ef4cbb3
AIB		 2184 unsigned long flags;
2185
45465487 2186 spin_lock_irqsave(&sonypi_compat.fifo_lock, flags);
4ef4cbb3 2187
7b153f36 2188 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
e64c026d 2189 kfifo_reset(&sonypi_compat.fifo);
4ef4cbb3 2190
45465487 2191 spin_unlock_irqrestore(&sonypi_compat.fifo_lock, flags);
4ef4cbb3 2192
7b153f36 2193 return 0;
2194}
2195
2196static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2197 size_t count, loff_t *pos)
2198{
2199 ssize_t ret;
2200 unsigned char c;
2201
45465487 2202 if ((kfifo_len(&sonypi_compat.fifo) == 0) &&
7b153f36 2203 (file->f_flags & O_NONBLOCK))
2204 return -EAGAIN;
2205
2206 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
45465487 2207 kfifo_len(&sonypi_compat.fifo) != 0);
7b153f36 2208 if (ret)
2209 return ret;
2210
2211 while (ret < count &&
7acd72eb 2212 (kfifo_out_locked(&sonypi_compat.fifo, &c, sizeof(c),
c1e13f25 2213 &sonypi_compat.fifo_lock) == sizeof(c))) {
7b153f36 2214 if (put_user(c, buf++))
2215 return -EFAULT;
2216 ret++;
2217 }
2218
2219 if (ret > 0) {
2220 struct inode *inode = file->f_path.dentry->d_inode;
2221 inode->i_atime = current_fs_time(inode->i_sb);
2222 }
2223
2224 return ret;
2225}
2226
2227static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2228{
2229 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
45465487 2230 if (kfifo_len(&sonypi_compat.fifo))
7b153f36 2231 return POLLIN | POLLRDNORM;
2232 return 0;
2233}
2234
2235static int ec_read16(u8 addr, u16 *value)
2236{
2237 u8 val_lb, val_hb;
2238 if (ec_read(addr, &val_lb))
2239 return -1;
2240 if (ec_read(addr + 1, &val_hb))
2241 return -1;
2242 *value = val_lb | (val_hb << 8);
2243 return 0;
2244}
2245
2b24ef09
AC		 2246static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2247 unsigned long arg)
7b153f36 2248{
2249 int ret = 0;
2250 void __user *argp = (void __user *)arg;
2251 u8 val8;
2252 u16 val16;
2253 int value;
2254
9f9f0761 2255 mutex_lock(&spic_dev.lock);
7b153f36 2256 switch (cmd) {
2257 case SONYPI_IOCGBRT:
2258 if (sony_backlight_device == NULL) {
2259 ret = -EIO;
2260 break;
2261 }
2262 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2263 ret = -EIO;
2264 break;
2265 }
2266 val8 = ((value & 0xff) - 1) << 5;
2267 if (copy_to_user(argp, &val8, sizeof(val8)))
2268 ret = -EFAULT;
2269 break;
2270 case SONYPI_IOCSBRT:
2271 if (sony_backlight_device == NULL) {
2272 ret = -EIO;
2273 break;
2274 }
2275 if (copy_from_user(&val8, argp, sizeof(val8))) {
2276 ret = -EFAULT;
2277 break;
2278 }
2279 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2280 (val8 >> 5) + 1, NULL)) {
2281 ret = -EIO;
2282 break;
2283 }
2284 /* sync the backlight device status */
2285 sony_backlight_device->props.brightness =
2286 sony_backlight_get_brightness(sony_backlight_device);
2287 break;
2288 case SONYPI_IOCGBAT1CAP:
2289 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2290 ret = -EIO;
2291 break;
2292 }
2293 if (copy_to_user(argp, &val16, sizeof(val16)))
2294 ret = -EFAULT;
2295 break;
2296 case SONYPI_IOCGBAT1REM:
2297 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2298 ret = -EIO;
2299 break;
2300 }
2301 if (copy_to_user(argp, &val16, sizeof(val16)))
2302 ret = -EFAULT;
2303 break;
2304 case SONYPI_IOCGBAT2CAP:
2305 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2306 ret = -EIO;
2307 break;
2308 }
2309 if (copy_to_user(argp, &val16, sizeof(val16)))
2310 ret = -EFAULT;
2311 break;
2312 case SONYPI_IOCGBAT2REM:
2313 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2314 ret = -EIO;
2315 break;
2316 }
2317 if (copy_to_user(argp, &val16, sizeof(val16)))
2318 ret = -EFAULT;
2319 break;
2320 case SONYPI_IOCGBATFLAGS:
2321 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2322 ret = -EIO;
2323 break;
2324 }
2325 val8 &= 0x07;
2326 if (copy_to_user(argp, &val8, sizeof(val8)))
2327 ret = -EFAULT;
2328 break;
2329 case SONYPI_IOCGBLUE:
2330 val8 = spic_dev.bluetooth_power;
2331 if (copy_to_user(argp, &val8, sizeof(val8)))
2332 ret = -EFAULT;
2333 break;
2334 case SONYPI_IOCSBLUE:
2335 if (copy_from_user(&val8, argp, sizeof(val8))) {
2336 ret = -EFAULT;
2337 break;
2338 }
9f9f0761 2339 __sony_pic_set_bluetoothpower(val8);
7b153f36 2340 break;
2341 /* FAN Controls */
2342 case SONYPI_IOCGFAN:
2343 if (sony_pic_get_fanspeed(&val8)) {
2344 ret = -EIO;
2345 break;
2346 }
2347 if (copy_to_user(argp, &val8, sizeof(val8)))
2348 ret = -EFAULT;
2349 break;
2350 case SONYPI_IOCSFAN:
2351 if (copy_from_user(&val8, argp, sizeof(val8))) {
2352 ret = -EFAULT;
2353 break;
2354 }
2355 if (sony_pic_set_fanspeed(val8))
2356 ret = -EIO;
2357 break;
2358 /* GET Temperature (useful under APM) */
2359 case SONYPI_IOCGTEMP:
2360 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2361 ret = -EIO;
2362 break;
2363 }
2364 if (copy_to_user(argp, &val8, sizeof(val8)))
2365 ret = -EFAULT;
2366 break;
2367 default:
2368 ret = -EINVAL;
2369 }
9f9f0761 2370 mutex_unlock(&spic_dev.lock);
7b153f36 2371 return ret;
2372}
2373
2374static const struct file_operations sonypi_misc_fops = {
2375 .owner = THIS_MODULE,
2376 .read = sonypi_misc_read,
2377 .poll = sonypi_misc_poll,
2378 .open = sonypi_misc_open,
2379 .release = sonypi_misc_release,
2380 .fasync = sonypi_misc_fasync,
2b24ef09 2381 .unlocked_ioctl = sonypi_misc_ioctl,
6038f373 2382 .llseek = noop_llseek,
7b153f36 2383};
2384
2385static struct miscdevice sonypi_misc_device = {
2386 .minor = MISC_DYNAMIC_MINOR,
2387 .name = "sonypi",
2388 .fops = &sonypi_misc_fops,
2389};
2390
2391static void sonypi_compat_report_event(u8 event)
2392{
7acd72eb 2393 kfifo_in_locked(&sonypi_compat.fifo, (unsigned char *)&event,
c1e13f25 2394 sizeof(event), &sonypi_compat.fifo_lock);
7b153f36 2395 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2396 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2397}
2398
2399static int sonypi_compat_init(void)
2400{
2401 int error;
2402
2403 spin_lock_init(&sonypi_compat.fifo_lock);
45465487 2404 error =
c1e13f25 2405 kfifo_alloc(&sonypi_compat.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
45465487 2406 if (error) {
7b153f36 2407 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
45465487 2408 return error;
7b153f36 2409 }
2410
2411 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2412
2413 if (minor != -1)
2414 sonypi_misc_device.minor = minor;
2415 error = misc_register(&sonypi_misc_device);
2416 if (error) {
2417 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2418 goto err_free_kfifo;
2419 }
2420 if (minor == -1)
5f3d2898 2421 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2422 sonypi_misc_device.minor);
2423
2424 return 0;
2425
2426err_free_kfifo:
45465487 2427 kfifo_free(&sonypi_compat.fifo);
7b153f36 2428 return error;
2429}
2430
2431static void sonypi_compat_exit(void)
2432{
2433 misc_deregister(&sonypi_misc_device);
45465487 2434 kfifo_free(&sonypi_compat.fifo);
7b153f36 2435}
2436#else
2437static int sonypi_compat_init(void) { return 0; }
2438static void sonypi_compat_exit(void) { }
2439static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2440#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2441
1549ee6f 2442/*
33a04454 2443 * ACPI callbacks
1549ee6f 2444 */
33a04454 2445static acpi_status
2446sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2447{
2448 u32 i;
2449 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2450
2451 switch (resource->type) {
2452 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2453 {
2454 /* start IO enumeration */
2455 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2456 if (!ioport)
2457 return AE_ERROR;
2458
2459 list_add(&ioport->list, &dev->ioports);
2460 return AE_OK;
2461 }
2462
33a04454 2463 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2464 /* end IO enumeration */
33a04454 2465 return AE_OK;
2466
2467 case ACPI_RESOURCE_TYPE_IRQ:
2468 {
2469 struct acpi_resource_irq *p = &resource->data.irq;
2470 struct sony_pic_irq *interrupt = NULL;
2471 if (!p || !p->interrupt_count) {
2472 /*
2473 * IRQ descriptors may have no IRQ# bits set,
2474 * particularly those those w/ _STA disabled
2475 */
2476 dprintk("Blank IRQ resource\n");
2477 return AE_OK;
2478 }
2479 for (i = 0; i < p->interrupt_count; i++) {
2480 if (!p->interrupts[i]) {
2481 printk(KERN_WARNING DRV_PFX
2482 "Invalid IRQ %d\n",
2483 p->interrupts[i]);
2484 continue;
2485 }
2486 interrupt = kzalloc(sizeof(*interrupt),
2487 GFP_KERNEL);
2488 if (!interrupt)
2489 return AE_ERROR;
2490
fd1caaed 2491 list_add(&interrupt->list, &dev->interrupts);
33a04454 2492 interrupt->irq.triggering = p->triggering;
2493 interrupt->irq.polarity = p->polarity;
2494 interrupt->irq.sharable = p->sharable;
2495 interrupt->irq.interrupt_count = 1;
2496 interrupt->irq.interrupts[0] = p->interrupts[i];
2497 }
2498 return AE_OK;
2499 }
2500 case ACPI_RESOURCE_TYPE_IO:
2501 {
2502 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2503 struct sony_pic_ioport *ioport =
2504 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2505 if (!io) {
2506 dprintk("Blank IO resource\n");
2507 return AE_OK;
2508 }
2509
fd1caaed
MD		 2510 if (!ioport->io1.minimum) {
2511 memcpy(&ioport->io1, io, sizeof(*io));
2512 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2513 ioport->io1.address_length);
2514 }
2515 else if (!ioport->io2.minimum) {
2516 memcpy(&ioport->io2, io, sizeof(*io));
2517 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2518 ioport->io2.address_length);
2519 }
2520 else {
2521 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2522 return AE_ERROR;
fd1caaed 2523 }
33a04454 2524 return AE_OK;
2525 }
2526 default:
2527 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2528 resource->type);
2529
2530 case ACPI_RESOURCE_TYPE_END_TAG:
2531 return AE_OK;
2532 }
2533 return AE_CTRL_TERMINATE;
2534}
2535
2536static int sony_pic_possible_resources(struct acpi_device *device)
2537{
2538 int result = 0;
2539 acpi_status status = AE_OK;
2540
2541 if (!device)
2542 return -EINVAL;
2543
2544 /* get device status */
2545 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2546 dprintk("Evaluating _STA\n");
2547 result = acpi_bus_get_status(device);
2548 if (result) {
2549 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2550 goto end;
2551 }
2552
2553 if (!device->status.enabled)
2554 dprintk("Device disabled\n");
2555 else
2556 dprintk("Device enabled\n");
2557
2558 /*
2559 * Query and parse 'method'
2560 */
2561 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2562 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2563 sony_pic_read_possible_resource, &spic_dev);
2564 if (ACPI_FAILURE(status)) {
2565 printk(KERN_WARNING DRV_PFX
2566 "Failure evaluating %s\n",
2567 METHOD_NAME__PRS);
2568 result = -ENODEV;
2569 }
2570end:
2571 return result;
2572}
2573
2574/*
2575 * Disable the spic device by calling its _DIS method
2576 */
2577static int sony_pic_disable(struct acpi_device *device)
2578{
6158d3a2
MG		 2579 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2580 NULL);
2581
2582 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2583 return -ENXIO;
2584
2585 dprintk("Device disabled\n");
2586 return 0;
2587}
2588
2589
2590/*
2591 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2592 *
2593 * Call _SRS to set current resources
2594 */
2595static int sony_pic_enable(struct acpi_device *device,
2596 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2597{
2598 acpi_status status;
2599 int result = 0;
fd1caaed
MD		 2600 /* Type 1 resource layout is:
2601 * IO
2602 * IO
2603 * IRQNoFlags
2604 * End
2605 *
2606 * Type 2 and 3 resource layout is:
2607 * IO
2608 * IRQNoFlags
2609 * End
2610 */
33a04454 2611 struct {
fd1caaed
MD		 2612 struct acpi_resource res1;
2613 struct acpi_resource res2;
2614 struct acpi_resource res3;
2615 struct acpi_resource res4;
33a04454 2616 } *resource;
2617 struct acpi_buffer buffer = { 0, NULL };
2618
2619 if (!ioport || !irq)
2620 return -EINVAL;
2621
2622 /* init acpi_buffer */
2623 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2624 if (!resource)
2625 return -ENOMEM;
2626
2627 buffer.length = sizeof(*resource) + 1;
2628 buffer.pointer = resource;
2629
fd1caaed 2630 /* setup Type 1 resources */
31df7144 2631 if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
33a04454 2632
fd1caaed
MD		 2633 /* setup io resources */
2634 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2635 resource->res1.length = sizeof(struct acpi_resource);
2636 memcpy(&resource->res1.data.io, &ioport->io1,
2637 sizeof(struct acpi_resource_io));
33a04454 2638
fd1caaed
MD		 2639 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2640 resource->res2.length = sizeof(struct acpi_resource);
2641 memcpy(&resource->res2.data.io, &ioport->io2,
2642 sizeof(struct acpi_resource_io));
2643
2644 /* setup irq resource */
2645 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2646 resource->res3.length = sizeof(struct acpi_resource);
2647 memcpy(&resource->res3.data.irq, &irq->irq,
2648 sizeof(struct acpi_resource_irq));
2649 /* we requested a shared irq */
2650 resource->res3.data.irq.sharable = ACPI_SHARED;
2651
2652 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2653
2654 }
2655 /* setup Type 2/3 resources */
2656 else {
2657 /* setup io resource */
2658 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2659 resource->res1.length = sizeof(struct acpi_resource);
2660 memcpy(&resource->res1.data.io, &ioport->io1,
2661 sizeof(struct acpi_resource_io));
2662
2663 /* setup irq resource */
2664 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2665 resource->res2.length = sizeof(struct acpi_resource);
2666 memcpy(&resource->res2.data.irq, &irq->irq,
2667 sizeof(struct acpi_resource_irq));
2668 /* we requested a shared irq */
2669 resource->res2.data.irq.sharable = ACPI_SHARED;
2670
2671 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2672 }
33a04454 2673
2674 /* Attempt to set the resource */
2675 dprintk("Evaluating _SRS\n");
2676 status = acpi_set_current_resources(device->handle, &buffer);
2677
2678 /* check for total failure */
2679 if (ACPI_FAILURE(status)) {
fd1caaed 2680 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2681 result = -ENODEV;
2682 goto end;
2683 }
2684
2685 /* Necessary device initializations calls (from sonypi) */
2686 sony_pic_call1(0x82);
2687 sony_pic_call2(0x81, 0xff);
2688 sony_pic_call1(compat ? 0x92 : 0x82);
2689
2690end:
2691 kfree(resource);
2692 return result;
2693}
2694
2695/*****************
2696 *
2697 * ISR: some event is available
2698 *
2699 *****************/
2700static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2701{
2702 int i, j;
33a04454 2703 u8 ev = 0;
2704 u8 data_mask = 0;
2705 u8 device_event = 0;
2706
2707 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2708
fd1caaed
MD		 2709 ev = inb_p(dev->cur_ioport->io1.minimum);
2710 if (dev->cur_ioport->io2.minimum)
2711 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2712 else
de920430 2713 data_mask = inb_p(dev->cur_ioport->io1.minimum +
31df7144 2714 dev->evport_offset);
33a04454 2715
22a17780 2716 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430 2717 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 2718 dev->evport_offset);
33a04454 2719
2720 if (ev == 0x00 || ev == 0xff)
2721 return IRQ_HANDLED;
2722
31df7144 2723 for (i = 0; dev->event_types[i].mask; i++) {
33a04454 2724
31df7144
MD		 2725 if ((data_mask & dev->event_types[i].data) !=
2726 dev->event_types[i].data)
33a04454 2727 continue;
2728
31df7144 2729 if (!(mask & dev->event_types[i].mask))
33a04454 2730 continue;
2731
31df7144
MD		 2732 for (j = 0; dev->event_types[i].events[j].event; j++) {
2733 if (ev == dev->event_types[i].events[j].data) {
33a04454 2734 device_event =
31df7144 2735 dev->event_types[i].events[j].event;
33a04454 2736 goto found;
2737 }
2738 }
2739 }
3eb8749a
MD		 2740 /* Still not able to decode the event try to pass
2741 * it over to the minidriver
2742 */
31df7144 2743 if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
3eb8749a
MD		 2744 return IRQ_HANDLED;
2745
de920430
MD		 2746 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2747 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 2748 dev->evport_offset);
33a04454 2749 return IRQ_HANDLED;
2750
2751found:
1549ee6f 2752 sony_laptop_report_input_event(device_event);
de920430 2753 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2754 sonypi_compat_report_event(device_event);
33a04454 2755
2756 return IRQ_HANDLED;
2757}
2758
2759/*****************
2760 *
2761 * ACPI driver
2762 *
2763 *****************/
2764static int sony_pic_remove(struct acpi_device *device, int type)
2765{
2766 struct sony_pic_ioport *io, *tmp_io;
2767 struct sony_pic_irq *irq, *tmp_irq;
2768
2769 if (sony_pic_disable(device)) {
2770 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2771 return -ENXIO;
2772 }
2773
2774 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2775 release_region(spic_dev.cur_ioport->io1.minimum,
2776 spic_dev.cur_ioport->io1.address_length);
2777 if (spic_dev.cur_ioport->io2.minimum)
2778 release_region(spic_dev.cur_ioport->io2.minimum,
2779 spic_dev.cur_ioport->io2.address_length);
33a04454 2780
015a916f
MD		 2781 sonypi_compat_exit();
2782
1549ee6f 2783 sony_laptop_remove_input();
33a04454 2784
49a11dea 2785 /* pf attrs */
2786 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2787 sony_pf_remove();
2788
33a04454 2789 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2790 list_del(&io->list);
2791 kfree(io);
2792 }
2793 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2794 list_del(&irq->list);
2795 kfree(irq);
2796 }
2797 spic_dev.cur_ioport = NULL;
2798 spic_dev.cur_irq = NULL;
2799
f6119b02 2800 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2801 return 0;
2802}
2803
2804static int sony_pic_add(struct acpi_device *device)
2805{
2806 int result;
2807 struct sony_pic_ioport *io, *tmp_io;
2808 struct sony_pic_irq *irq, *tmp_irq;
2809
f6119b02 2810 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2811 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2812
2813 spic_dev.acpi_dev = device;
2814 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2815 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2816 mutex_init(&spic_dev.lock);
33a04454 2817
2818 /* read _PRS resources */
2819 result = sony_pic_possible_resources(device);
2820 if (result) {
2821 printk(KERN_ERR DRV_PFX
ff07a53a 2822 "Unable to read possible resources.\n");
33a04454 2823 goto err_free_resources;
2824 }
2825
2826 /* setup input devices and helper fifo */
2e4d242c 2827 result = sony_laptop_setup_input(device);
33a04454 2828 if (result) {
2829 printk(KERN_ERR DRV_PFX
ff07a53a 2830 "Unable to create input devices.\n");
33a04454 2831 goto err_free_resources;
2832 }
2833
015a916f
MD		 2834 if (sonypi_compat_init())
2835 goto err_remove_input;
2836
33a04454 2837 /* request io port */
fd1caaed
MD		 2838 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2839 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2840 "Sony Programable I/O Device")) {
fd1caaed
MD		 2841 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2842 io->io1.minimum, io->io1.maximum,
2843 io->io1.address_length);
2844 /* Type 1 have 2 ioports */
2845 if (io->io2.minimum) {
2846 if (request_region(io->io2.minimum,
2847 io->io2.address_length,
2848 "Sony Programable I/O Device")) {
2849 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2850 io->io2.minimum, io->io2.maximum,
2851 io->io2.address_length);
2852 spic_dev.cur_ioport = io;
2853 break;
2854 }
2855 else {
2856 dprintk("Unable to get I/O port2: "
2857 "0x%.4x (0x%.4x) + 0x%.2x\n",
2858 io->io2.minimum, io->io2.maximum,
2859 io->io2.address_length);
2860 release_region(io->io1.minimum,
2861 io->io1.address_length);
2862 }
2863 }
2864 else {
2865 spic_dev.cur_ioport = io;
2866 break;
2867 }
33a04454 2868 }
2869 }
2870 if (!spic_dev.cur_ioport) {
2871 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2872 result = -ENODEV;
015a916f 2873 goto err_remove_compat;
33a04454 2874 }
2875
2876 /* request IRQ */
fd1caaed 2877 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2878 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
d1e0de92 2879 IRQF_DISABLED, "sony-laptop", &spic_dev)) {
33a04454 2880 dprintk("IRQ: %d - triggering: %d - "
2881 "polarity: %d - shr: %d\n",
2882 irq->irq.interrupts[0],
2883 irq->irq.triggering,
2884 irq->irq.polarity,
2885 irq->irq.sharable);
2886 spic_dev.cur_irq = irq;
2887 break;
2888 }
2889 }
2890 if (!spic_dev.cur_irq) {
2891 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2892 result = -ENODEV;
2893 goto err_release_region;
2894 }
2895
2896 /* set resource status _SRS */
2897 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2898 if (result) {
2899 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2900 goto err_free_irq;
2901 }
2902
49a11dea 2903 spic_dev.bluetooth_power = -1;
2904 /* create device attributes */
2905 result = sony_pf_add();
2906 if (result)
2907 goto err_disable_device;
2908
2909 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2910 if (result)
2911 goto err_remove_pf;
2912
33a04454 2913 return 0;
2914
49a11dea 2915err_remove_pf:
2916 sony_pf_remove();
2917
2918err_disable_device:
2919 sony_pic_disable(device);
2920
33a04454 2921err_free_irq:
2922 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2923
2924err_release_region:
fd1caaed
MD		 2925 release_region(spic_dev.cur_ioport->io1.minimum,
2926 spic_dev.cur_ioport->io1.address_length);
2927 if (spic_dev.cur_ioport->io2.minimum)
2928 release_region(spic_dev.cur_ioport->io2.minimum,
2929 spic_dev.cur_ioport->io2.address_length);
33a04454 2930
015a916f
MD		 2931err_remove_compat:
2932 sonypi_compat_exit();
2933
33a04454 2934err_remove_input:
1549ee6f 2935 sony_laptop_remove_input();
33a04454 2936
2937err_free_resources:
2938 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2939 list_del(&io->list);
2940 kfree(io);
2941 }
2942 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2943 list_del(&irq->list);
2944 kfree(irq);
2945 }
2946 spic_dev.cur_ioport = NULL;
2947 spic_dev.cur_irq = NULL;
2948
2949 return result;
2950}
2951
2952static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2953{
2954 if (sony_pic_disable(device))
2955 return -ENXIO;
2956 return 0;
2957}
2958
2959static int sony_pic_resume(struct acpi_device *device)
2960{
2961 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2962 return 0;
2963}
2964
1ba90e3a
TR		 2965static const struct acpi_device_id sony_pic_device_ids[] = {
2966 {SONY_PIC_HID, 0},
2967 {"", 0},
2968};
2969
33a04454 2970static struct acpi_driver sony_pic_driver = {
2971 .name = SONY_PIC_DRIVER_NAME,
2972 .class = SONY_PIC_CLASS,
1ba90e3a 2973 .ids = sony_pic_device_ids,
33a04454 2974 .owner = THIS_MODULE,
2975 .ops = {
2976 .add = sony_pic_add,
2977 .remove = sony_pic_remove,
2978 .suspend = sony_pic_suspend,
2979 .resume = sony_pic_resume,
2980 },
2981};
2982
2983static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2984 {
2985 .ident = "Sony Vaio",
2986 .matches = {
2987 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2988 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2989 },
2990 },
2991 {
2992 .ident = "Sony Vaio",
2993 .matches = {
2994 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2995 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2996 },
2997 },
2998 { }
2999};
3000
59b19106 3001static int __init sony_laptop_init(void)
7f09c432 3002{
33a04454 3003 int result;
3004
3005 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
3006 result = acpi_bus_register_driver(&sony_pic_driver);
3007 if (result) {
3008 printk(KERN_ERR DRV_PFX
3009 "Unable to register SPIC driver.");
3010 goto out;
3011 }
5e6f9725 3012 spic_drv_registered = 1;
33a04454 3013 }
3014
3015 result = acpi_bus_register_driver(&sony_nc_driver);
3016 if (result) {
3017 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
3018 goto out_unregister_pic;
3019 }
3020
3021 return 0;
3022
3023out_unregister_pic:
5e6f9725 3024 if (spic_drv_registered)
33a04454 3025 acpi_bus_unregister_driver(&sony_pic_driver);
3026out:
3027 return result;
7f09c432
SP		 3028}
3029
59b19106 3030static void __exit sony_laptop_exit(void)
7f09c432 3031{
59b19106 3032 acpi_bus_unregister_driver(&sony_nc_driver);
5e6f9725 3033 if (spic_drv_registered)
33a04454 3034 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 3035}
3036
59b19106 3037module_init(sony_laptop_init);
3038module_exit(sony_laptop_exit);
Linux kernel - Deliverables
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