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sony-laptop: add AVMode key mapping
[net-next-2.6.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>
7f09c432
SP		 61#include <acpi/acpi_drivers.h>
62#include <acpi/acpi_bus.h>
63#include <asm/uaccess.h>
33a04454 64#include <linux/sonypi.h>
1ce82c14 65#include <linux/sony-laptop.h>
6cc056bc 66#include <linux/rfkill.h>
a64e62a0 67#ifdef CONFIG_SONYPI_COMPAT
7b153f36 68#include <linux/poll.h>
69#include <linux/miscdevice.h>
70#endif
7f09c432 71
33a04454 72#define DRV_PFX "sony-laptop: "
b9a218b7 73#define dprintk(msg...) do { \
f6119b02 74 if (debug) printk(KERN_WARNING DRV_PFX msg); \
b9a218b7 75} while (0)
76
425ef5d7 77#define SONY_LAPTOP_DRIVER_VERSION "0.6"
33a04454 78
79#define SONY_NC_CLASS "sony-nc"
59b19106 80#define SONY_NC_HID "SNY5001"
f6119b02 81#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
50f62afb 82
33a04454 83#define SONY_PIC_CLASS "sony-pic"
84#define SONY_PIC_HID "SNY6001"
f6119b02 85#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
7f09c432 86
ed3aa4b7 87MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
33a04454 88MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
7f09c432 89MODULE_LICENSE("GPL");
33a04454 90MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
7f09c432
SP		 91
92static int debug;
93module_param(debug, int, 0);
94MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
a02d1c1d 95 "the development of this driver");
7f09c432 96
33a04454 97static int no_spic; /* = 0 */
98module_param(no_spic, int, 0444);
99MODULE_PARM_DESC(no_spic,
100 "set this if you don't want to enable the SPIC device");
101
102static int compat; /* = 0 */
103module_param(compat, int, 0444);
104MODULE_PARM_DESC(compat,
7b153f36 105 "set this if you want to enable backward compatibility mode");
33a04454 106
107static unsigned long mask = 0xffffffff;
108module_param(mask, ulong, 0644);
109MODULE_PARM_DESC(mask,
110 "set this to the mask of event you want to enable (see doc)");
111
5f3d2898 112static int camera; /* = 0 */
113module_param(camera, int, 0444);
114MODULE_PARM_DESC(camera,
115 "set this to 1 to enable Motion Eye camera controls "
116 "(only use it if you have a C1VE or C1VN model)");
117
a64e62a0 118#ifdef CONFIG_SONYPI_COMPAT
7b153f36 119static int minor = -1;
120module_param(minor, int, 0);
121MODULE_PARM_DESC(minor,
122 "minor number of the misc device for the SPIC compatibility code, "
123 "default is -1 (automatic)");
124#endif
125
6cc056bc
MG		 126enum sony_nc_rfkill {
127 SONY_WIFI,
128 SONY_BLUETOOTH,
129 SONY_WWAN,
130 SONY_WIMAX,
19d337df 131 N_SONY_RFKILL,
6cc056bc
MG		 132};
133
19d337df
JB		 134static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
135static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
6cc056bc
MG		 136static void sony_nc_rfkill_update(void);
137
1549ee6f 138/*********** Input Devices ***********/
139
140#define SONY_LAPTOP_BUF_SIZE 128
141struct sony_laptop_input_s {
142 atomic_t users;
143 struct input_dev *jog_dev;
144 struct input_dev *key_dev;
145 struct kfifo *fifo;
146 spinlock_t fifo_lock;
147 struct workqueue_struct *wq;
148};
6cc056bc 149
1549ee6f 150static struct sony_laptop_input_s sony_laptop_input = {
151 .users = ATOMIC_INIT(0),
152};
153
154struct sony_laptop_keypress {
155 struct input_dev *dev;
156 int key;
157};
158
bc57f865
MD		 159/* Correspondance table between sonypi events
160 * and input layer indexes in the keymap
161 */
162static int sony_laptop_input_index[] = {
3eb8749a
MD		 163 -1, /* 0 no event */
164 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
165 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
166 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
167 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
168 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
169 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
170 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
171 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
172 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
173 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
174 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
175 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
176 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
177 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
178 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
179 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
180 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
181 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
182 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
183 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
184 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
185 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
186 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
187 17, /* 24 SONYPI_EVENT_FNKEY_1 */
188 18, /* 25 SONYPI_EVENT_FNKEY_2 */
189 19, /* 26 SONYPI_EVENT_FNKEY_D */
190 20, /* 27 SONYPI_EVENT_FNKEY_E */
191 21, /* 28 SONYPI_EVENT_FNKEY_F */
192 22, /* 29 SONYPI_EVENT_FNKEY_S */
193 23, /* 30 SONYPI_EVENT_FNKEY_B */
194 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
195 25, /* 32 SONYPI_EVENT_PKEY_P1 */
196 26, /* 33 SONYPI_EVENT_PKEY_P2 */
197 27, /* 34 SONYPI_EVENT_PKEY_P3 */
198 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
199 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
200 -1, /* 37 SONYPI_EVENT_LID_OPENED */
201 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
202 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
203 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
204 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
205 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
206 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
207 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
208 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
209 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
210 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
211 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
212 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
213 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
214 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
215 43, /* 52 SONYPI_EVENT_MEYE_FACE */
216 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
217 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
218 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
219 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
220 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
221 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
222 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
223 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
224 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
225 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
226 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
9b57896e 227 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
45c7942b
MG		 228 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
229 53, /* 66 SONYPI_EVENT_PKEY_P4 */
230 54, /* 67 SONYPI_EVENT_PKEY_P5 */
231 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 232 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
233 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
234 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
4f924ba5 235 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
bc57f865
MD		 236};
237
238static int sony_laptop_input_keycode_map[] = {
239 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
240 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
241 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
242 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
243 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
244 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
245 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
246 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
247 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
248 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
249 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
250 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
251 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
252 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
253 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
254 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
255 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
256 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
257 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
258 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
259 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
260 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
261 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
262 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
263 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
264 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
265 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
266 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
267 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
268 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
269 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
270 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
271 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
272 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
273 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
274 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
275 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
276 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
277 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
278 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
279 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
280 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
281 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
282 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
283 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
284 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
285 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
286 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
287 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 288 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 289 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 290 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
291 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
292 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
293 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
294 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 295 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
296 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
4f924ba5 297 KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
1549ee6f 298};
299
300/* release buttons after a short delay if pressed */
301static void do_sony_laptop_release_key(struct work_struct *work)
302{
303 struct sony_laptop_keypress kp;
304
305 while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp,
306 sizeof(kp)) == sizeof(kp)) {
307 msleep(10);
308 input_report_key(kp.dev, kp.key, 0);
309 input_sync(kp.dev);
310 }
311}
312static DECLARE_WORK(sony_laptop_release_key_work,
313 do_sony_laptop_release_key);
314
3a4fa0a2 315/* forward event to the input subsystem */
1549ee6f 316static void sony_laptop_report_input_event(u8 event)
317{
318 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
319 struct input_dev *key_dev = sony_laptop_input.key_dev;
320 struct sony_laptop_keypress kp = { NULL };
1549ee6f 321
a83021a2
AT		 322 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
323 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
1549ee6f 324 /* Nothing, not all VAIOs generate this event */
325 return;
326 }
327
328 /* report events */
329 switch (event) {
330 /* jog_dev events */
331 case SONYPI_EVENT_JOGDIAL_UP:
332 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
333 input_report_rel(jog_dev, REL_WHEEL, 1);
334 input_sync(jog_dev);
335 return;
336
337 case SONYPI_EVENT_JOGDIAL_DOWN:
338 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
339 input_report_rel(jog_dev, REL_WHEEL, -1);
340 input_sync(jog_dev);
341 return;
342
343 /* key_dev events */
344 case SONYPI_EVENT_JOGDIAL_PRESSED:
345 kp.key = BTN_MIDDLE;
346 kp.dev = jog_dev;
347 break;
348
349 default:
d399d130 350 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 351 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
352 break;
353 }
354 if (sony_laptop_input_index[event] != -1) {
355 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
356 if (kp.key != KEY_UNKNOWN)
1549ee6f 357 kp.dev = key_dev;
bc57f865 358 }
1549ee6f 359 break;
360 }
361
362 if (kp.dev) {
363 input_report_key(kp.dev, kp.key, 1);
bc57f865
MD		 364 /* we emit the scancode so we can always remap the key */
365 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
1549ee6f 366 input_sync(kp.dev);
367 kfifo_put(sony_laptop_input.fifo,
368 (unsigned char *)&kp, sizeof(kp));
369
370 if (!work_pending(&sony_laptop_release_key_work))
371 queue_work(sony_laptop_input.wq,
372 &sony_laptop_release_key_work);
373 } else
374 dprintk("unknown input event %.2x\n", event);
375}
376
2e4d242c 377static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 378{
379 struct input_dev *jog_dev;
380 struct input_dev *key_dev;
381 int i;
382 int error;
383
384 /* don't run again if already initialized */
385 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
386 return 0;
387
388 /* kfifo */
389 spin_lock_init(&sony_laptop_input.fifo_lock);
390 sony_laptop_input.fifo =
391 kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
392 &sony_laptop_input.fifo_lock);
393 if (IS_ERR(sony_laptop_input.fifo)) {
394 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
395 error = PTR_ERR(sony_laptop_input.fifo);
396 goto err_dec_users;
397 }
398
399 /* init workqueue */
400 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
401 if (!sony_laptop_input.wq) {
402 printk(KERN_ERR DRV_PFX
ff07a53a 403 "Unable to create workqueue.\n");
1549ee6f 404 error = -ENXIO;
405 goto err_free_kfifo;
406 }
407
408 /* input keys */
409 key_dev = input_allocate_device();
410 if (!key_dev) {
411 error = -ENOMEM;
412 goto err_destroy_wq;
413 }
414
415 key_dev->name = "Sony Vaio Keys";
416 key_dev->id.bustype = BUS_ISA;
417 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 418 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 419
420 /* Initialize the Input Drivers: special keys */
bc57f865
MD		 421 set_bit(EV_KEY, key_dev->evbit);
422 set_bit(EV_MSC, key_dev->evbit);
423 set_bit(MSC_SCAN, key_dev->mscbit);
424 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
425 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
426 key_dev->keycode = &sony_laptop_input_keycode_map;
427 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
428 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
429 set_bit(sony_laptop_input_keycode_map[i],
430 key_dev->keybit);
431 }
432 }
1549ee6f 433
434 error = input_register_device(key_dev);
435 if (error)
436 goto err_free_keydev;
437
438 sony_laptop_input.key_dev = key_dev;
439
440 /* jogdial */
441 jog_dev = input_allocate_device();
442 if (!jog_dev) {
443 error = -ENOMEM;
444 goto err_unregister_keydev;
445 }
446
447 jog_dev->name = "Sony Vaio Jogdial";
448 jog_dev->id.bustype = BUS_ISA;
449 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 450 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 451
7b19ada2
JS		 452 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
453 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
454 jog_dev->relbit[0] = BIT_MASK(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
475err_destroy_wq:
476 destroy_workqueue(sony_laptop_input.wq);
477
478err_free_kfifo:
479 kfifo_free(sony_laptop_input.fifo);
480
481err_dec_users:
482 atomic_dec(&sony_laptop_input.users);
483 return error;
484}
485
486static void sony_laptop_remove_input(void)
487{
488 /* cleanup only after the last user has gone */
489 if (!atomic_dec_and_test(&sony_laptop_input.users))
490 return;
491
492 /* flush workqueue first */
493 flush_workqueue(sony_laptop_input.wq);
494
495 /* destroy input devs */
496 input_unregister_device(sony_laptop_input.key_dev);
497 sony_laptop_input.key_dev = NULL;
498
499 if (sony_laptop_input.jog_dev) {
500 input_unregister_device(sony_laptop_input.jog_dev);
501 sony_laptop_input.jog_dev = NULL;
502 }
503
504 destroy_workqueue(sony_laptop_input.wq);
505 kfifo_free(sony_laptop_input.fifo);
506}
507
56b8756b 508/*********** Platform Device ***********/
509
510static atomic_t sony_pf_users = ATOMIC_INIT(0);
511static struct platform_driver sony_pf_driver = {
512 .driver = {
513 .name = "sony-laptop",
514 .owner = THIS_MODULE,
515 }
516};
517static struct platform_device *sony_pf_device;
518
519static int sony_pf_add(void)
520{
521 int ret = 0;
522
523 /* don't run again if already initialized */
524 if (atomic_add_return(1, &sony_pf_users) > 1)
525 return 0;
526
527 ret = platform_driver_register(&sony_pf_driver);
528 if (ret)
529 goto out;
530
531 sony_pf_device = platform_device_alloc("sony-laptop", -1);
532 if (!sony_pf_device) {
533 ret = -ENOMEM;
534 goto out_platform_registered;
535 }
536
537 ret = platform_device_add(sony_pf_device);
538 if (ret)
539 goto out_platform_alloced;
540
541 return 0;
542
543 out_platform_alloced:
544 platform_device_put(sony_pf_device);
545 sony_pf_device = NULL;
546 out_platform_registered:
547 platform_driver_unregister(&sony_pf_driver);
548 out:
549 atomic_dec(&sony_pf_users);
550 return ret;
551}
552
553static void sony_pf_remove(void)
554{
555 /* deregister only after the last user has gone */
556 if (!atomic_dec_and_test(&sony_pf_users))
557 return;
558
559 platform_device_del(sony_pf_device);
560 platform_device_put(sony_pf_device);
561 platform_driver_unregister(&sony_pf_driver);
562}
563
564/*********** SNC (SNY5001) Device ***********/
565
33a04454 566/* the device uses 1-based values, while the backlight subsystem uses
567 0-based values */
568#define SONY_MAX_BRIGHTNESS 8
569
570#define SNC_VALIDATE_IN 0
571#define SNC_VALIDATE_OUT 1
572
59b19106 573static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 574 char *);
59b19106 575static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 576 const char *, size_t);
156c221b
MD		 577static int boolean_validate(const int, const int);
578static int brightness_default_validate(const int, const int);
579
59b19106 580struct sony_nc_value {
a02d1c1d
LB		 581 char *name; /* name of the entry */
582 char **acpiget; /* names of the ACPI get function */
583 char **acpiset; /* names of the ACPI set function */
156c221b 584 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 585 int value; /* current setting */
586 int valid; /* Has ever been set */
587 int debug; /* active only in debug mode ? */
588 struct device_attribute devattr; /* sysfs atribute */
ed3aa4b7
MD		 589};
590
59b19106 591#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 592 static char *snc_##_name[] = { _values, NULL }
593
59b19106 594#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 595 { \
596 .name = __stringify(_name), \
597 .acpiget = _getters, \
598 .acpiset = _setters, \
156c221b 599 .validate = _validate, \
ed3aa4b7 600 .debug = _debug, \
59b19106 601 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 602 }
ed3aa4b7 603
59b19106 604#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 605
59b19106 606SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 607
59b19106 608SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
609SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 610
59b19106 611SNC_HANDLE_NAMES(cdpower_get, "GCDP");
612SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 613
59b19106 614SNC_HANDLE_NAMES(audiopower_get, "GAZP");
615SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 616
59b19106 617SNC_HANDLE_NAMES(lanpower_get, "GLNP");
618SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 619
044847e0
MD		 620SNC_HANDLE_NAMES(lidstate_get, "GLID");
621
622SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
623SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
624
625SNC_HANDLE_NAMES(gainbass_get, "GMGB");
626SNC_HANDLE_NAMES(gainbass_set, "CMGB");
627
59b19106 628SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 629
59b19106 630SNC_HANDLE_NAMES(CTR_get, "GCTR");
631SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 632
59b19106 633SNC_HANDLE_NAMES(PCR_get, "GPCR");
634SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 635
59b19106 636SNC_HANDLE_NAMES(CMI_get, "GCMI");
637SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 638
59b19106 639static struct sony_nc_value sony_nc_values[] = {
640 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 641 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 642 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
643 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
644 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 645 boolean_validate, 0),
59b19106 646 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 647 boolean_validate, 1),
044847e0
MD		 648 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
649 boolean_validate, 0),
650 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
651 boolean_validate, 0),
652 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
653 boolean_validate, 0),
ed3aa4b7 654 /* unknown methods */
59b19106 655 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
656 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
657 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
658 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
659 SNC_HANDLE_NULL
7f09c432
SP		 660};
661
59b19106 662static acpi_handle sony_nc_acpi_handle;
663static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 664
d78865cd
MD		 665/*
666 * acpi_evaluate_object wrappers
667 */
7f09c432
SP		 668static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
669{
670 struct acpi_buffer output;
671 union acpi_object out_obj;
672 acpi_status status;
673
674 output.length = sizeof(out_obj);
675 output.pointer = &out_obj;
676
677 status = acpi_evaluate_object(handle, name, NULL, &output);
678 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
679 *result = out_obj.integer.value;
680 return 0;
681 }
682
f6119b02 683 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
7f09c432
SP		 684
685 return -1;
686}
687
688static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
689 int *result)
690{
691 struct acpi_object_list params;
692 union acpi_object in_obj;
693 struct acpi_buffer output;
694 union acpi_object out_obj;
695 acpi_status status;
696
697 params.count = 1;
698 params.pointer = &in_obj;
699 in_obj.type = ACPI_TYPE_INTEGER;
700 in_obj.integer.value = value;
701
702 output.length = sizeof(out_obj);
703 output.pointer = &out_obj;
704
705 status = acpi_evaluate_object(handle, name, &params, &output);
706 if (status == AE_OK) {
707 if (result != NULL) {
708 if (out_obj.type != ACPI_TYPE_INTEGER) {
f6119b02 709 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
7f09c432
SP		 710 "return type\n");
711 return -1;
712 }
713 *result = out_obj.integer.value;
714 }
715 return 0;
716 }
717
f6119b02 718 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
7f09c432
SP		 719
720 return -1;
721}
722
badf26f0
MG		 723static int sony_find_snc_handle(int handle)
724{
725 int i;
726 int result;
727
728 for (i = 0x20; i < 0x30; i++) {
729 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
730 if (result == handle)
731 return i-0x20;
732 }
733
734 return -1;
735}
736
737static int sony_call_snc_handle(int handle, int argument, int *result)
738{
739 int offset = sony_find_snc_handle(handle);
740
741 if (offset < 0)
742 return -1;
743
744 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
745 result);
746}
747
156c221b 748/*
59b19106 749 * sony_nc_values input/output validate functions
156c221b
MD		 750 */
751
752/* brightness_default_validate:
753 *
754 * manipulate input output values to keep consistency with the
755 * backlight framework for which brightness values are 0-based.
756 */
757static int brightness_default_validate(const int direction, const int value)
758{
759 switch (direction) {
760 case SNC_VALIDATE_OUT:
761 return value - 1;
762 case SNC_VALIDATE_IN:
763 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
764 return value + 1;
765 }
766 return -EINVAL;
767}
768
769/* boolean_validate:
770 *
771 * on input validate boolean values 0/1, on output just pass the
772 * received value.
773 */
774static int boolean_validate(const int direction, const int value)
775{
776 if (direction == SNC_VALIDATE_IN) {
777 if (value != 0 && value != 1)
778 return -EINVAL;
779 }
780 return value;
781}
782
ed3aa4b7 783/*
59b19106 784 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 785 */
59b19106 786static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 787 char *buffer)
7f09c432 788{
7f09c432 789 int value;
59b19106 790 struct sony_nc_value *item =
791 container_of(attr, struct sony_nc_value, devattr);
7f09c432 792
ed3aa4b7 793 if (!*item->acpiget)
7f09c432
SP		 794 return -EIO;
795
59b19106 796 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
7f09c432
SP		 797 return -EIO;
798
156c221b
MD		 799 if (item->validate)
800 value = item->validate(SNC_VALIDATE_OUT, value);
801
ed3aa4b7 802 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 803}
804
59b19106 805static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 806 struct device_attribute *attr,
807 const char *buffer, size_t count)
7f09c432 808{
7f09c432 809 int value;
59b19106 810 struct sony_nc_value *item =
811 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 812
813 if (!item->acpiset)
814 return -EIO;
815
ed3aa4b7
MD		 816 if (count > 31)
817 return -EINVAL;
818
819 value = simple_strtoul(buffer, NULL, 10);
7f09c432 820
156c221b
MD		 821 if (item->validate)
822 value = item->validate(SNC_VALIDATE_IN, value);
823
824 if (value < 0)
825 return value;
7f09c432 826
59b19106 827 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
7f09c432 828 return -EIO;
3f4f461f
AM		 829 item->value = value;
830 item->valid = 1;
7f09c432
SP		 831 return count;
832}
833
ed3aa4b7 834
d78865cd
MD		 835/*
836 * Backlight device
837 */
838static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 839{
59b19106 840 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
321709c5 841 bd->props.brightness + 1, NULL);
d78865cd 842}
3f4f461f 843
d78865cd
MD		 844static int sony_backlight_get_brightness(struct backlight_device *bd)
845{
846 int value;
3f4f461f 847
59b19106 848 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
d78865cd
MD		 849 return 0;
850 /* brightness levels are 1-based, while backlight ones are 0-based */
851 return value - 1;
3f4f461f
AM		 852}
853
d78865cd 854static struct backlight_device *sony_backlight_device;
321709c5 855static struct backlight_ops sony_backlight_ops = {
a02d1c1d
LB		 856 .update_status = sony_backlight_update_status,
857 .get_brightness = sony_backlight_get_brightness,
d78865cd
MD		 858};
859
6315fd1c
MD		 860/*
861 * New SNC-only Vaios event mapping to driver known keys
862 */
863struct sony_nc_event {
864 u8 data;
865 u8 event;
866};
867
45c7942b 868static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 869 { 0x90, SONYPI_EVENT_PKEY_P1 },
870 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
6479efb6 871 { 0x91, SONYPI_EVENT_PKEY_P2 },
9b57896e 872 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 873 { 0x81, SONYPI_EVENT_FNKEY_F1 },
874 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
f5acf5e8
AV		 875 { 0x82, SONYPI_EVENT_FNKEY_F2 },
876 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
877 { 0x83, SONYPI_EVENT_FNKEY_F3 },
878 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
879 { 0x84, SONYPI_EVENT_FNKEY_F4 },
880 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 881 { 0x85, SONYPI_EVENT_FNKEY_F5 },
882 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
883 { 0x86, SONYPI_EVENT_FNKEY_F6 },
884 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
885 { 0x87, SONYPI_EVENT_FNKEY_F7 },
886 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 887 { 0x89, SONYPI_EVENT_FNKEY_F9 },
888 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 889 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
890 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
891 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
892 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 893 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
894 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
4f924ba5
MD		 895 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
896 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 897 { 0, 0 },
898};
899
45c7942b
MG		 900static struct sony_nc_event sony_127_events[] = {
901 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
902 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
903 { 0x82, SONYPI_EVENT_PKEY_P1 },
904 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
905 { 0x83, SONYPI_EVENT_PKEY_P2 },
906 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
907 { 0x84, SONYPI_EVENT_PKEY_P3 },
908 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
909 { 0x85, SONYPI_EVENT_PKEY_P4 },
910 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
911 { 0x86, SONYPI_EVENT_PKEY_P5 },
912 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
45c7942b
MG		 913 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
914 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
915 { 0, 0 },
916};
917
d78865cd
MD		 918/*
919 * ACPI callbacks
920 */
8037d6e6 921static void sony_nc_notify(struct acpi_device *device, u32 event)
7f09c432 922{
6315fd1c 923 u32 ev = event;
6315fd1c 924
9b57896e
MG		 925 if (ev >= 0x90) {
926 /* New-style event */
16dd55f3 927 int result;
45c7942b 928 int key_handle = 0;
9b57896e
MG		 929 ev -= 0x90;
930
45c7942b
MG		 931 if (sony_find_snc_handle(0x100) == ev)
932 key_handle = 0x100;
933 if (sony_find_snc_handle(0x127) == ev)
934 key_handle = 0x127;
935
6479efb6 936 if (key_handle) {
45c7942b 937 struct sony_nc_event *key_event;
9b57896e 938
16dd55f3 939 if (sony_call_snc_handle(key_handle, 0x200, &result)) {
8037d6e6 940 dprintk("sony_nc_notify, unable to decode"
45c7942b
MG		 941 " event 0x%.2x 0x%.2x\n", key_handle,
942 ev);
16dd55f3
MW		 943 /* restore the original event */
944 ev = event;
945 } else {
9b57896e
MG		 946 ev = result & 0xFF;
947
16dd55f3
MW		 948 if (key_handle == 0x100)
949 key_event = sony_100_events;
950 else
951 key_event = sony_127_events;
45c7942b 952
16dd55f3
MW		 953 for (; key_event->data; key_event++) {
954 if (key_event->data == ev) {
955 ev = key_event->event;
956 break;
957 }
9b57896e 958 }
6315fd1c 959
16dd55f3
MW		 960 if (!key_event->data)
961 printk(KERN_INFO DRV_PFX
962 "Unknown event: 0x%x 0x%x\n",
963 key_handle,
964 ev);
965 else
966 sony_laptop_report_input_event(ev);
45c7942b 967 }
6cc056bc
MG		 968 } else if (sony_find_snc_handle(0x124) == ev) {
969 sony_nc_rfkill_update();
970 return;
9b57896e 971 }
16dd55f3
MW		 972 } else
973 sony_laptop_report_input_event(ev);
badf26f0 974
8037d6e6 975 dprintk("sony_nc_notify, event: 0x%.2x\n", ev);
14e04fb3 976 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 977}
978
979static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
980 void *context, void **return_value)
981{
30823736 982 struct acpi_device_info *info;
7f09c432 983
15b8dd53 984 if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
30823736
LM		 985 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
986 (char *)&info->name, info->param_count);
987
15b8dd53 988 kfree(info);
30823736 989 }
7f09c432
SP		 990
991 return AE_OK;
992}
993
d78865cd
MD		 994/*
995 * ACPI device
996 */
badf26f0
MG		 997static int sony_nc_function_setup(struct acpi_device *device)
998{
999 int result;
1000
1001 /* Enable all events */
1002 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
1003
1004 /* Setup hotkeys */
1005 sony_call_snc_handle(0x0100, 0, &result);
1006 sony_call_snc_handle(0x0101, 0, &result);
1007 sony_call_snc_handle(0x0102, 0x100, &result);
560e84ac 1008 sony_call_snc_handle(0x0127, 0, &result);
badf26f0
MG		 1009
1010 return 0;
1011}
1012
59b19106 1013static int sony_nc_resume(struct acpi_device *device)
d78865cd 1014{
59b19106 1015 struct sony_nc_value *item;
badf26f0 1016 acpi_handle handle;
d78865cd 1017
59b19106 1018 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1019 int ret;
1020
1021 if (!item->valid)
1022 continue;
59b19106 1023 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1024 item->value, NULL);
d78865cd 1025 if (ret < 0) {
6e574195 1026 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1027 break;
1028 }
1029 }
6315fd1c 1030
82734bfc
MG		 1031 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1032 &handle))) {
1033 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1034 dprintk("ECON Method failed\n");
1035 }
1036
badf26f0
MG		 1037 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1038 &handle))) {
1039 dprintk("Doing SNC setup\n");
1040 sony_nc_function_setup(device);
1041 }
1042
e84a02ba
MD		 1043 /* set the last requested brightness level */
1044 if (sony_backlight_device &&
c35d4b35 1045 sony_backlight_update_status(sony_backlight_device) < 0)
0ef9cff1 1046 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1047
a0d97d6c
AJ		 1048 /* re-read rfkill state */
1049 sony_nc_rfkill_update();
1050
d78865cd
MD		 1051 return 0;
1052}
1053
6cc056bc
MG		 1054static void sony_nc_rfkill_cleanup(void)
1055{
1056 int i;
1057
19d337df
JB		 1058 for (i = 0; i < N_SONY_RFKILL; i++) {
1059 if (sony_rfkill_devices[i]) {
6cc056bc 1060 rfkill_unregister(sony_rfkill_devices[i]);
19d337df
JB		 1061 rfkill_destroy(sony_rfkill_devices[i]);
1062 }
6cc056bc
MG		 1063 }
1064}
1065
19d337df 1066static int sony_nc_rfkill_set(void *data, bool blocked)
6cc056bc
MG		 1067{
1068 int result;
1069 int argument = sony_rfkill_address[(long) data] + 0x100;
1070
19d337df 1071 if (!blocked)
6cc056bc
MG		 1072 argument |= 0xff0000;
1073
1074 return sony_call_snc_handle(0x124, argument, &result);
1075}
1076
19d337df
JB		 1077static const struct rfkill_ops sony_rfkill_ops = {
1078 .set_block = sony_nc_rfkill_set,
1079};
6cc056bc 1080
19d337df
JB		 1081static int sony_nc_setup_rfkill(struct acpi_device *device,
1082 enum sony_nc_rfkill nc_type)
6cc056bc
MG		 1083{
1084 int err = 0;
19d337df
JB		 1085 struct rfkill *rfk;
1086 enum rfkill_type type;
1087 const char *name;
50fab076
AJ		 1088 int result;
1089 bool hwblock;
19d337df
JB		 1090
1091 switch (nc_type) {
1092 case SONY_WIFI:
1093 type = RFKILL_TYPE_WLAN;
1094 name = "sony-wifi";
1095 break;
1096 case SONY_BLUETOOTH:
1097 type = RFKILL_TYPE_BLUETOOTH;
1098 name = "sony-bluetooth";
1099 break;
1100 case SONY_WWAN:
1101 type = RFKILL_TYPE_WWAN;
1102 name = "sony-wwan";
1103 break;
1104 case SONY_WIMAX:
1105 type = RFKILL_TYPE_WIMAX;
1106 name = "sony-wimax";
1107 break;
1108 default:
1109 return -EINVAL;
53005a0a 1110 }
6cc056bc 1111
19d337df
JB		 1112 rfk = rfkill_alloc(name, &device->dev, type,
1113 &sony_rfkill_ops, (void *)nc_type);
1114 if (!rfk)
1115 return -ENOMEM;
6cc056bc 1116
50fab076
AJ		 1117 sony_call_snc_handle(0x124, 0x200, &result);
1118 hwblock = !(result & 0x1);
1119 rfkill_set_hw_state(rfk, hwblock);
1120
19d337df
JB		 1121 err = rfkill_register(rfk);
1122 if (err) {
1123 rfkill_destroy(rfk);
1124 return err;
53005a0a 1125 }
19d337df 1126 sony_rfkill_devices[nc_type] = rfk;
6cc056bc
MG		 1127 return err;
1128}
1129
19d337df 1130static void sony_nc_rfkill_update()
6cc056bc 1131{
19d337df
JB		 1132 enum sony_nc_rfkill i;
1133 int result;
1134 bool hwblock;
6cc056bc 1135
19d337df
JB		 1136 sony_call_snc_handle(0x124, 0x200, &result);
1137 hwblock = !(result & 0x1);
6cc056bc 1138
19d337df
JB		 1139 for (i = 0; i < N_SONY_RFKILL; i++) {
1140 int argument = sony_rfkill_address[i];
6cc056bc 1141
19d337df
JB		 1142 if (!sony_rfkill_devices[i])
1143 continue;
1144
1145 if (hwblock) {
e1f8a19e
JB		 1146 if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
1147 /* we already know we're blocked */
1148 }
19d337df 1149 continue;
6cc056bc 1150 }
19d337df
JB		 1151
1152 sony_call_snc_handle(0x124, argument, &result);
1153 rfkill_set_states(sony_rfkill_devices[i],
1154 !(result & 0xf), false);
6cc056bc
MG		 1155 }
1156}
1157
1158static int sony_nc_rfkill_setup(struct acpi_device *device)
1159{
1160 int result, ret;
1161
1162 if (sony_find_snc_handle(0x124) == -1)
1163 return -1;
1164
1165 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1166 if (ret) {
1167 printk(KERN_INFO DRV_PFX
1168 "Unable to enumerate rfkill devices: %x\n", ret);
1169 return ret;
1170 }
1171
1172 if (result & 0x1)
19d337df 1173 sony_nc_setup_rfkill(device, SONY_WIFI);
6cc056bc 1174 if (result & 0x2)
19d337df 1175 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
6cc056bc 1176 if (result & 0x1c)
19d337df 1177 sony_nc_setup_rfkill(device, SONY_WWAN);
6cc056bc 1178 if (result & 0x20)
19d337df 1179 sony_nc_setup_rfkill(device, SONY_WIMAX);
6cc056bc
MG		 1180
1181 return 0;
1182}
1183
59b19106 1184static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1185{
1186 acpi_status status;
8607c673 1187 int result = 0;
50f62afb 1188 acpi_handle handle;
56b8756b 1189 struct sony_nc_value *item;
7f09c432 1190
f6119b02 1191 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1192 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1193
59b19106 1194 sony_nc_acpi_device = device;
33a04454 1195 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1196
59b19106 1197 sony_nc_acpi_handle = device->handle;
7f09c432 1198
b25b732a
MD		 1199 /* read device status */
1200 result = acpi_bus_get_status(device);
1201 /* bail IFF the above call was successful and the device is not present */
1202 if (!result && !device->status.present) {
1203 dprintk("Device not present\n");
1204 result = -ENODEV;
1205 goto outwalk;
1206 }
1207
7f09c432 1208 if (debug) {
59b19106 1209 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
7f09c432
SP		 1210 1, sony_walk_callback, NULL, NULL);
1211 if (ACPI_FAILURE(status)) {
f6119b02 1212 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1213 result = -ENODEV;
1214 goto outwalk;
1215 }
c561162f 1216 }
7f09c432 1217
82734bfc
MG		 1218 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1219 &handle))) {
1220 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1221 dprintk("ECON Method failed\n");
1222 }
1223
badf26f0
MG		 1224 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1225 &handle))) {
1226 dprintk("Doing SNC setup\n");
1227 sony_nc_function_setup(device);
6cc056bc 1228 sony_nc_rfkill_setup(device);
badf26f0
MG		 1229 }
1230
1549ee6f 1231 /* setup input devices and helper fifo */
2e4d242c 1232 result = sony_laptop_setup_input(device);
1549ee6f 1233 if (result) {
1234 printk(KERN_ERR DRV_PFX
ff07a53a 1235 "Unable to create input devices.\n");
1549ee6f 1236 goto outwalk;
1237 }
1238
38cfc148 1239 if (acpi_video_backlight_support()) {
3fedd90f 1240 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1241 "controlled by ACPI video driver\n");
1242 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1243 &handle))) {
50f62afb 1244 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1245 NULL,
321709c5 1246 &sony_backlight_ops);
7df03b82 1247
a02d1c1d 1248 if (IS_ERR(sony_backlight_device)) {
f6119b02 1249 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1250 sony_backlight_device = NULL;
321709c5
RP		 1251 } else {
1252 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1253 sony_backlight_get_brightness
1254 (sony_backlight_device);
2e4d242c 1255 sony_backlight_device->props.max_brightness =
321709c5
RP		 1256 SONY_MAX_BRIGHTNESS - 1;
1257 }
1258
50f62afb 1259 }
7f09c432 1260
49a11dea 1261 result = sony_pf_add();
1262 if (result)
ed3aa4b7 1263 goto outbacklight;
7f09c432 1264
56b8756b 1265 /* create sony_pf sysfs attributes related to the SNC device */
1266 for (item = sony_nc_values; item->name; ++item) {
1267
1268 if (!debug && item->debug)
1269 continue;
1270
1271 /* find the available acpiget as described in the DSDT */
1272 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1273 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1274 *item->acpiget,
1275 &handle))) {
b9a218b7 1276 dprintk("Found %s getter: %s\n",
1277 item->name, *item->acpiget);
56b8756b 1278 item->devattr.attr.mode |= S_IRUGO;
1279 break;
1280 }
1281 }
1282
1283 /* find the available acpiset as described in the DSDT */
1284 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1285 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1286 *item->acpiset,
1287 &handle))) {
b9a218b7 1288 dprintk("Found %s setter: %s\n",
1289 item->name, *item->acpiset);
56b8756b 1290 item->devattr.attr.mode |= S_IWUSR;
1291 break;
1292 }
1293 }
1294
1295 if (item->devattr.attr.mode != 0) {
1296 result =
1297 device_create_file(&sony_pf_device->dev,
1298 &item->devattr);
1299 if (result)
1300 goto out_sysfs;
1301 }
1302 }
1303
7f09c432
SP		 1304 return 0;
1305
56b8756b 1306 out_sysfs:
1307 for (item = sony_nc_values; item->name; ++item) {
1308 device_remove_file(&sony_pf_device->dev, &item->devattr);
1309 }
1310 sony_pf_remove();
1549ee6f 1311
a02d1c1d 1312 outbacklight:
7df03b82
MD		 1313 if (sony_backlight_device)
1314 backlight_device_unregister(sony_backlight_device);
1315
1549ee6f 1316 sony_laptop_remove_input();
1317
a02d1c1d 1318 outwalk:
6cc056bc 1319 sony_nc_rfkill_cleanup();
7f09c432
SP		 1320 return result;
1321}
1322
59b19106 1323static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432 1324{
56b8756b 1325 struct sony_nc_value *item;
7f09c432 1326
50f62afb
AG		 1327 if (sony_backlight_device)
1328 backlight_device_unregister(sony_backlight_device);
1329
59b19106 1330 sony_nc_acpi_device = NULL;
c561162f 1331
56b8756b 1332 for (item = sony_nc_values; item->name; ++item) {
1333 device_remove_file(&sony_pf_device->dev, &item->devattr);
1334 }
1335
1336 sony_pf_remove();
1549ee6f 1337 sony_laptop_remove_input();
6cc056bc 1338 sony_nc_rfkill_cleanup();
f6119b02 1339 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1340
1341 return 0;
1342}
1343
1ba90e3a
TR		 1344static const struct acpi_device_id sony_device_ids[] = {
1345 {SONY_NC_HID, 0},
1346 {SONY_PIC_HID, 0},
1347 {"", 0},
1348};
1349MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1350
1351static const struct acpi_device_id sony_nc_device_ids[] = {
1352 {SONY_NC_HID, 0},
1353 {"", 0},
1354};
1355
59b19106 1356static struct acpi_driver sony_nc_driver = {
1357 .name = SONY_NC_DRIVER_NAME,
1358 .class = SONY_NC_CLASS,
1ba90e3a 1359 .ids = sony_nc_device_ids,
33a04454 1360 .owner = THIS_MODULE,
a02d1c1d 1361 .ops = {
59b19106 1362 .add = sony_nc_add,
1363 .remove = sony_nc_remove,
1364 .resume = sony_nc_resume,
8037d6e6 1365 .notify = sony_nc_notify,
a02d1c1d 1366 },
3f4f461f
AM		 1367};
1368
33a04454 1369/*********** SPIC (SNY6001) Device ***********/
1370
1371#define SONYPI_DEVICE_TYPE1 0x00000001
1372#define SONYPI_DEVICE_TYPE2 0x00000002
1373#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1374#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1375
22a17780
MD		 1376#define SONYPI_TYPE1_OFFSET 0x04
1377#define SONYPI_TYPE2_OFFSET 0x12
1378#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1379
33a04454 1380struct sony_pic_ioport {
fd1caaed
MD		 1381 struct acpi_resource_io io1;
1382 struct acpi_resource_io io2;
33a04454 1383 struct list_head list;
1384};
1385
1386struct sony_pic_irq {
1387 struct acpi_resource_irq irq;
1388 struct list_head list;
1389};
1390
de920430
MD		 1391struct sonypi_eventtypes {
1392 u8 data;
1393 unsigned long mask;
1394 struct sonypi_event *events;
1395};
1396
31df7144
MD		 1397struct sony_pic_dev {
1398 struct acpi_device *acpi_dev;
1399 struct sony_pic_irq *cur_irq;
1400 struct sony_pic_ioport *cur_ioport;
1401 struct list_head interrupts;
1402 struct list_head ioports;
1403 struct mutex lock;
1404 struct sonypi_eventtypes *event_types;
1405 int (*handle_irq)(const u8, const u8);
de920430 1406 int model;
de920430 1407 u16 evport_offset;
31df7144
MD		 1408 u8 camera_power;
1409 u8 bluetooth_power;
1410 u8 wwan_power;
33a04454 1411};
1412
1413static struct sony_pic_dev spic_dev = {
1414 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1415 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1416};
1417
5e6f9725
AJ		 1418static int spic_drv_registered;
1419
33a04454 1420/* Event masks */
1421#define SONYPI_JOGGER_MASK 0x00000001
1422#define SONYPI_CAPTURE_MASK 0x00000002
1423#define SONYPI_FNKEY_MASK 0x00000004
1424#define SONYPI_BLUETOOTH_MASK 0x00000008
1425#define SONYPI_PKEY_MASK 0x00000010
1426#define SONYPI_BACK_MASK 0x00000020
1427#define SONYPI_HELP_MASK 0x00000040
1428#define SONYPI_LID_MASK 0x00000080
1429#define SONYPI_ZOOM_MASK 0x00000100
1430#define SONYPI_THUMBPHRASE_MASK 0x00000200
1431#define SONYPI_MEYE_MASK 0x00000400
1432#define SONYPI_MEMORYSTICK_MASK 0x00000800
1433#define SONYPI_BATTERY_MASK 0x00001000
1434#define SONYPI_WIRELESS_MASK 0x00002000
1435
1436struct sonypi_event {
1437 u8 data;
1438 u8 event;
1439};
1440
1441/* The set of possible button release events */
1442static struct sonypi_event sonypi_releaseev[] = {
1443 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1444 { 0, 0 }
1445};
1446
1447/* The set of possible jogger events */
1448static struct sonypi_event sonypi_joggerev[] = {
1449 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1450 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1451 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1452 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1453 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1454 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1455 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1456 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1457 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1458 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1459 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1460 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1461 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1462 { 0, 0 }
1463};
1464
1465/* The set of possible capture button events */
1466static struct sonypi_event sonypi_captureev[] = {
1467 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1468 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1469 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1470 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1471 { 0, 0 }
1472};
1473
1474/* The set of possible fnkeys events */
1475static struct sonypi_event sonypi_fnkeyev[] = {
1476 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1477 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1478 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1479 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1480 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1481 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1482 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1483 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1484 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1485 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1486 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1487 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1488 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1489 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1490 { 0x21, SONYPI_EVENT_FNKEY_1 },
1491 { 0x22, SONYPI_EVENT_FNKEY_2 },
1492 { 0x31, SONYPI_EVENT_FNKEY_D },
1493 { 0x32, SONYPI_EVENT_FNKEY_E },
1494 { 0x33, SONYPI_EVENT_FNKEY_F },
1495 { 0x34, SONYPI_EVENT_FNKEY_S },
1496 { 0x35, SONYPI_EVENT_FNKEY_B },
1497 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1498 { 0, 0 }
1499};
1500
1501/* The set of possible program key events */
1502static struct sonypi_event sonypi_pkeyev[] = {
1503 { 0x01, SONYPI_EVENT_PKEY_P1 },
1504 { 0x02, SONYPI_EVENT_PKEY_P2 },
1505 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1506 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1507 { 0, 0 }
1508};
1509
1510/* The set of possible bluetooth events */
1511static struct sonypi_event sonypi_blueev[] = {
1512 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1513 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1514 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1515 { 0, 0 }
1516};
1517
1518/* The set of possible wireless events */
1519static struct sonypi_event sonypi_wlessev[] = {
1520 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1521 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1522 { 0, 0 }
1523};
1524
1525/* The set of possible back button events */
1526static struct sonypi_event sonypi_backev[] = {
1527 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1528 { 0, 0 }
1529};
1530
1531/* The set of possible help button events */
1532static struct sonypi_event sonypi_helpev[] = {
1533 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1534 { 0, 0 }
1535};
1536
1537
1538/* The set of possible lid events */
1539static struct sonypi_event sonypi_lidev[] = {
1540 { 0x51, SONYPI_EVENT_LID_CLOSED },
1541 { 0x50, SONYPI_EVENT_LID_OPENED },
1542 { 0, 0 }
1543};
1544
1545/* The set of possible zoom events */
1546static struct sonypi_event sonypi_zoomev[] = {
1547 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1548 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1549 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1550 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1551 { 0, 0 }
1552};
1553
1554/* The set of possible thumbphrase events */
1555static struct sonypi_event sonypi_thumbphraseev[] = {
1556 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1557 { 0, 0 }
1558};
1559
1560/* The set of possible motioneye camera events */
1561static struct sonypi_event sonypi_meyeev[] = {
1562 { 0x00, SONYPI_EVENT_MEYE_FACE },
1563 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1564 { 0, 0 }
1565};
1566
1567/* The set of possible memorystick events */
1568static struct sonypi_event sonypi_memorystickev[] = {
1569 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1570 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1571 { 0, 0 }
1572};
1573
1574/* The set of possible battery events */
1575static struct sonypi_event sonypi_batteryev[] = {
1576 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1577 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1578 { 0, 0 }
1579};
1580
1cae7103
HJ		 1581/* The set of possible volume events */
1582static struct sonypi_event sonypi_volumeev[] = {
1583 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1584 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1585 { 0, 0 }
1586};
1587
1588/* The set of possible brightness events */
1589static struct sonypi_event sonypi_brightnessev[] = {
1590 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1591 { 0, 0 }
1592};
1593
de920430
MD		 1594static struct sonypi_eventtypes type1_events[] = {
1595 { 0, 0xffffffff, sonypi_releaseev },
1596 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1597 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1598 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1599 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1600 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1601 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1602 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1603 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1604 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1605 { 0 },
1606};
1607static struct sonypi_eventtypes type2_events[] = {
1608 { 0, 0xffffffff, sonypi_releaseev },
1609 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1610 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1611 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1612 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1613 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1614 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1615 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1616 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1617 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1618 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1619 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1620 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1621 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1622 { 0 },
1623};
1624static struct sonypi_eventtypes type3_events[] = {
1625 { 0, 0xffffffff, sonypi_releaseev },
1626 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1627 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1628 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1629 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1630 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1631 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1632 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1633 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1634 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1635 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1636 { 0 },
de920430
MD		 1637};
1638
3eb8749a 1639/* low level spic calls */
33a04454 1640#define ITERATIONS_LONG 10000
1641#define ITERATIONS_SHORT 10
1642#define wait_on_command(command, iterations) { \
1643 unsigned int n = iterations; \
1644 while (--n && (command)) \
1645 udelay(1); \
1646 if (!n) \
1647 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1648 __FILE__, __func__, __LINE__); \
33a04454 1649}
1650
1651static u8 sony_pic_call1(u8 dev)
1652{
1653 u8 v1, v2;
1654
fd1caaed 1655 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1656 ITERATIONS_LONG);
fd1caaed
MD		 1657 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1658 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1659 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1660 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1661 return v2;
1662}
1663
1664static u8 sony_pic_call2(u8 dev, u8 fn)
1665{
1666 u8 v1;
1667
fd1caaed 1668 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1669 ITERATIONS_LONG);
fd1caaed
MD		 1670 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1671 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1672 ITERATIONS_LONG);
fd1caaed
MD		 1673 outb(fn, spic_dev.cur_ioport->io1.minimum);
1674 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1675 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1676 return v1;
1677}
1678
49a11dea 1679static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1680{
1681 u8 v1;
1682
fd1caaed
MD		 1683 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1684 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1685 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1686 outb(fn, spic_dev.cur_ioport->io1.minimum);
1687 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1688 outb(v, spic_dev.cur_ioport->io1.minimum);
1689 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1690 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1691 dev, fn, v, v1);
49a11dea 1692 return v1;
1693}
1694
3eb8749a
MD		 1695/*
1696 * minidrivers for SPIC models
1697 */
e93c8a68 1698static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1699{
1700 /*
1701 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1702 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1703 * irq and we can read new data from the device:
1704 * - 0x5c and 0x5f requires 0xA0
1705 * - 0x61 requires 0xB3
1706 */
1707 if (data_mask == 0x31) {
1708 if (ev == 0x5c || ev == 0x5f)
1709 sony_pic_call1(0xA0);
1710 else if (ev == 0x61)
1711 sony_pic_call1(0xB3);
1712 return 0;
1713 }
1714 return 1;
1715}
1716
3eb8749a
MD		 1717static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1718{
1719 struct pci_dev *pcidev;
1720
1721 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1722 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1723 if (pcidev) {
31df7144
MD		 1724 dev->model = SONYPI_DEVICE_TYPE1;
1725 dev->evport_offset = SONYPI_TYPE1_OFFSET;
1726 dev->event_types = type1_events;
3eb8749a
MD		 1727 goto out;
1728 }
1729
1730 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1731 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1732 if (pcidev) {
31df7144
MD		 1733 dev->model = SONYPI_DEVICE_TYPE2;
1734 dev->evport_offset = SONYPI_TYPE2_OFFSET;
1735 dev->event_types = type2_events;
3eb8749a
MD		 1736 goto out;
1737 }
1738
1739 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1740 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1741 if (pcidev) {
31df7144
MD		 1742 dev->model = SONYPI_DEVICE_TYPE3;
1743 dev->handle_irq = type3_handle_irq;
1744 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1745 dev->event_types = type3_events;
3eb8749a
MD		 1746 goto out;
1747 }
1748
1749 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1750 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1751 if (pcidev) {
31df7144
MD		 1752 dev->model = SONYPI_DEVICE_TYPE3;
1753 dev->handle_irq = type3_handle_irq;
1754 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1755 dev->event_types = type3_events;
3eb8749a
MD		 1756 goto out;
1757 }
1758
d5b02695
IM		 1759 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1760 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1761 if (pcidev) {
31df7144
MD		 1762 dev->model = SONYPI_DEVICE_TYPE3;
1763 dev->handle_irq = type3_handle_irq;
1764 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1765 dev->event_types = type3_events;
d5b02695
IM		 1766 goto out;
1767 }
1768
3eb8749a 1769 /* default */
31df7144
MD		 1770 dev->model = SONYPI_DEVICE_TYPE2;
1771 dev->evport_offset = SONYPI_TYPE2_OFFSET;
1772 dev->event_types = type2_events;
3eb8749a
MD		 1773
1774out:
1775 if (pcidev)
1776 pci_dev_put(pcidev);
1777
1778 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
31df7144
MD		 1779 dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
1780 dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1781}
1782
49a11dea 1783/* camera tests and poweron/poweroff */
1784#define SONYPI_CAMERA_PICTURE 5
49a11dea 1785#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1786
1787#define SONYPI_CAMERA_BRIGHTNESS 0
1788#define SONYPI_CAMERA_CONTRAST 1
1789#define SONYPI_CAMERA_HUE 2
1790#define SONYPI_CAMERA_COLOR 3
1791#define SONYPI_CAMERA_SHARPNESS 4
1792
1793#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1794#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1795#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1796#define SONYPI_CAMERA_MUTE_MASK 0x40
1797
1798/* the rest don't need a loop until not 0xff */
1799#define SONYPI_CAMERA_AGC 6
1800#define SONYPI_CAMERA_AGC_MASK 0x30
1801#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1802
1803#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1804#define SONYPI_CAMERA_CONTROL 0x10
1805
1806#define SONYPI_CAMERA_STATUS 7
1807#define SONYPI_CAMERA_STATUS_READY 0x2
1808#define SONYPI_CAMERA_STATUS_POSITION 0x4
1809
1810#define SONYPI_DIRECTION_BACKWARDS 0x4
1811
1812#define SONYPI_CAMERA_REVISION 8
1813#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1814
9f9f0761 1815static int __sony_pic_camera_ready(void)
49a11dea 1816{
1817 u8 v;
1818
1819 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1820 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1821}
1822
e364632e 1823static int __sony_pic_camera_off(void)
49a11dea 1824{
5f3d2898 1825 if (!camera) {
1826 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1827 return -ENODEV;
1828 }
1829
49a11dea 1830 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1831 SONYPI_CAMERA_MUTE_MASK),
1832 ITERATIONS_SHORT);
1833
5f3d2898 1834 if (spic_dev.camera_power) {
1835 sony_pic_call2(0x91, 0);
1836 spic_dev.camera_power = 0;
1837 }
1838 return 0;
49a11dea 1839}
1840
e364632e 1841static int __sony_pic_camera_on(void)
49a11dea 1842{
5f3d2898 1843 int i, j, x;
1844
1845 if (!camera) {
1846 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1847 return -ENODEV;
1848 }
49a11dea 1849
1850 if (spic_dev.camera_power)
e364632e 1851 return 0;
49a11dea 1852
1853 for (j = 5; j > 0; j--) {
1854
5f3d2898 1855 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1856 msleep(10);
1857 sony_pic_call1(0x93);
1858
1859 for (i = 400; i > 0; i--) {
9f9f0761 1860 if (__sony_pic_camera_ready())
49a11dea 1861 break;
1862 msleep(10);
1863 }
1864 if (i)
1865 break;
1866 }
1867
1868 if (j == 0) {
5f3d2898 1869 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1870 return -ENODEV;
49a11dea 1871 }
1872
1873 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1874 0x5a),
1875 ITERATIONS_SHORT);
1876
1877 spic_dev.camera_power = 1;
5f3d2898 1878 return 0;
49a11dea 1879}
1880
e364632e 1881/* External camera command (exported to the motion eye v4l driver) */
1882int sony_pic_camera_command(int command, u8 value)
1883{
1884 if (!camera)
1885 return -EIO;
1886
1887 mutex_lock(&spic_dev.lock);
1888
1889 switch (command) {
1ce82c14 1890 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1891 if (value)
1892 __sony_pic_camera_on();
1893 else
1894 __sony_pic_camera_off();
1895 break;
1ce82c14 1896 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1897 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1898 ITERATIONS_SHORT);
1899 break;
1ce82c14 1900 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1901 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1902 ITERATIONS_SHORT);
1903 break;
1ce82c14 1904 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1905 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1906 ITERATIONS_SHORT);
1907 break;
1ce82c14 1908 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1909 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1910 ITERATIONS_SHORT);
1911 break;
1ce82c14 1912 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1913 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1914 ITERATIONS_SHORT);
1915 break;
1ce82c14 1916 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1917 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1918 ITERATIONS_SHORT);
1919 break;
1ce82c14 1920 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1921 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1922 ITERATIONS_SHORT);
1923 break;
1924 default:
1925 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1926 command);
1927 break;
1928 }
1929 mutex_unlock(&spic_dev.lock);
1930 return 0;
1931}
1932EXPORT_SYMBOL(sony_pic_camera_command);
1933
9476cdfa 1934/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 1935static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 1936{
1937 state = !!state;
c9f1e6f6 1938 if (spic_dev.wwan_power == state)
9476cdfa 1939 return;
9476cdfa 1940 sony_pic_call2(0xB0, state);
3ad1b761 1941 sony_pic_call1(0x82);
9476cdfa 1942 spic_dev.wwan_power = state;
9476cdfa 1943}
1944
1945static ssize_t sony_pic_wwanpower_store(struct device *dev,
1946 struct device_attribute *attr,
1947 const char *buffer, size_t count)
1948{
1949 unsigned long value;
1950 if (count > 31)
1951 return -EINVAL;
1952
1953 value = simple_strtoul(buffer, NULL, 10);
c9f1e6f6
MD		 1954 mutex_lock(&spic_dev.lock);
1955 __sony_pic_set_wwanpower(value);
1956 mutex_unlock(&spic_dev.lock);
9476cdfa 1957
1958 return count;
1959}
1960
1961static ssize_t sony_pic_wwanpower_show(struct device *dev,
1962 struct device_attribute *attr, char *buffer)
1963{
1964 ssize_t count;
1965 mutex_lock(&spic_dev.lock);
1966 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
1967 mutex_unlock(&spic_dev.lock);
1968 return count;
1969}
1970
49a11dea 1971/* bluetooth subsystem power state */
9f9f0761 1972static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 1973{
1974 state = !!state;
1975 if (spic_dev.bluetooth_power == state)
1976 return;
1977 sony_pic_call2(0x96, state);
1978 sony_pic_call1(0x82);
1979 spic_dev.bluetooth_power = state;
1980}
1981
1982static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
1983 struct device_attribute *attr,
1984 const char *buffer, size_t count)
1985{
1986 unsigned long value;
1987 if (count > 31)
1988 return -EINVAL;
1989
1990 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 1991 mutex_lock(&spic_dev.lock);
1992 __sony_pic_set_bluetoothpower(value);
1993 mutex_unlock(&spic_dev.lock);
49a11dea 1994
1995 return count;
1996}
1997
1998static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
1999 struct device_attribute *attr, char *buffer)
2000{
9f9f0761 2001 ssize_t count = 0;
2002 mutex_lock(&spic_dev.lock);
2003 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2004 mutex_unlock(&spic_dev.lock);
2005 return count;
49a11dea 2006}
2007
2008/* fan speed */
2009/* FAN0 information (reverse engineered from ACPI tables) */
2010#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2011static int sony_pic_set_fanspeed(unsigned long value)
2012{
2013 return ec_write(SONY_PIC_FAN0_STATUS, value);
2014}
2015
2016static int sony_pic_get_fanspeed(u8 *value)
2017{
2018 return ec_read(SONY_PIC_FAN0_STATUS, value);
2019}
2020
49a11dea 2021static ssize_t sony_pic_fanspeed_store(struct device *dev,
2022 struct device_attribute *attr,
2023 const char *buffer, size_t count)
2024{
2025 unsigned long value;
2026 if (count > 31)
2027 return -EINVAL;
2028
2029 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2030 if (sony_pic_set_fanspeed(value))
49a11dea 2031 return -EIO;
2032
2033 return count;
2034}
2035
2036static ssize_t sony_pic_fanspeed_show(struct device *dev,
2037 struct device_attribute *attr, char *buffer)
2038{
2039 u8 value = 0;
7b153f36 2040 if (sony_pic_get_fanspeed(&value))
49a11dea 2041 return -EIO;
2042
2043 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2044}
2045
2046#define SPIC_ATTR(_name, _mode) \
2047struct device_attribute spic_attr_##_name = __ATTR(_name, \
2048 _mode, sony_pic_## _name ##_show, \
2049 sony_pic_## _name ##_store)
2050
49a11dea 2051static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2052static SPIC_ATTR(wwanpower, 0644);
49a11dea 2053static SPIC_ATTR(fanspeed, 0644);
2054
2055static struct attribute *spic_attributes[] = {
49a11dea 2056 &spic_attr_bluetoothpower.attr,
9476cdfa 2057 &spic_attr_wwanpower.attr,
49a11dea 2058 &spic_attr_fanspeed.attr,
2059 NULL
2060};
2061
2062static struct attribute_group spic_attribute_group = {
2063 .attrs = spic_attributes
2064};
2065
7b153f36 2066/******** SONYPI compatibility **********/
a64e62a0 2067#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2068
2069/* battery / brightness / temperature addresses */
2070#define SONYPI_BAT_FLAGS 0x81
2071#define SONYPI_LCD_LIGHT 0x96
2072#define SONYPI_BAT1_PCTRM 0xa0
2073#define SONYPI_BAT1_LEFT 0xa2
2074#define SONYPI_BAT1_MAXRT 0xa4
2075#define SONYPI_BAT2_PCTRM 0xa8
2076#define SONYPI_BAT2_LEFT 0xaa
2077#define SONYPI_BAT2_MAXRT 0xac
2078#define SONYPI_BAT1_MAXTK 0xb0
2079#define SONYPI_BAT1_FULL 0xb2
2080#define SONYPI_BAT2_MAXTK 0xb8
2081#define SONYPI_BAT2_FULL 0xba
2082#define SONYPI_TEMP_STATUS 0xC1
2083
2084struct sonypi_compat_s {
2085 struct fasync_struct *fifo_async;
2086 struct kfifo *fifo;
2087 spinlock_t fifo_lock;
2088 wait_queue_head_t fifo_proc_list;
2089 atomic_t open_count;
2090};
2091static struct sonypi_compat_s sonypi_compat = {
2092 .open_count = ATOMIC_INIT(0),
2093};
2094
2095static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2096{
60aa4924 2097 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 2098}
2099
2100static int sonypi_misc_release(struct inode *inode, struct file *file)
2101{
7b153f36 2102 atomic_dec(&sonypi_compat.open_count);
2103 return 0;
2104}
2105
2106static int sonypi_misc_open(struct inode *inode, struct file *file)
2107{
2108 /* Flush input queue on first open */
4ef4cbb3
AIB		 2109 unsigned long flags;
2110
2111 spin_lock_irqsave(sonypi_compat.fifo->lock, flags);
2112
7b153f36 2113 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
4ef4cbb3
AIB		 2114 __kfifo_reset(sonypi_compat.fifo);
2115
2116 spin_unlock_irqrestore(sonypi_compat.fifo->lock, flags);
2117
7b153f36 2118 return 0;
2119}
2120
2121static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2122 size_t count, loff_t *pos)
2123{
2124 ssize_t ret;
2125 unsigned char c;
2126
2127 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2128 (file->f_flags & O_NONBLOCK))
2129 return -EAGAIN;
2130
2131 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2132 kfifo_len(sonypi_compat.fifo) != 0);
2133 if (ret)
2134 return ret;
2135
2136 while (ret < count &&
2137 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2138 if (put_user(c, buf++))
2139 return -EFAULT;
2140 ret++;
2141 }
2142
2143 if (ret > 0) {
2144 struct inode *inode = file->f_path.dentry->d_inode;
2145 inode->i_atime = current_fs_time(inode->i_sb);
2146 }
2147
2148 return ret;
2149}
2150
2151static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2152{
2153 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2154 if (kfifo_len(sonypi_compat.fifo))
2155 return POLLIN | POLLRDNORM;
2156 return 0;
2157}
2158
2159static int ec_read16(u8 addr, u16 *value)
2160{
2161 u8 val_lb, val_hb;
2162 if (ec_read(addr, &val_lb))
2163 return -1;
2164 if (ec_read(addr + 1, &val_hb))
2165 return -1;
2166 *value = val_lb | (val_hb << 8);
2167 return 0;
2168}
2169
2b24ef09
AC		 2170static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2171 unsigned long arg)
7b153f36 2172{
2173 int ret = 0;
2174 void __user *argp = (void __user *)arg;
2175 u8 val8;
2176 u16 val16;
2177 int value;
2178
9f9f0761 2179 mutex_lock(&spic_dev.lock);
7b153f36 2180 switch (cmd) {
2181 case SONYPI_IOCGBRT:
2182 if (sony_backlight_device == NULL) {
2183 ret = -EIO;
2184 break;
2185 }
2186 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2187 ret = -EIO;
2188 break;
2189 }
2190 val8 = ((value & 0xff) - 1) << 5;
2191 if (copy_to_user(argp, &val8, sizeof(val8)))
2192 ret = -EFAULT;
2193 break;
2194 case SONYPI_IOCSBRT:
2195 if (sony_backlight_device == NULL) {
2196 ret = -EIO;
2197 break;
2198 }
2199 if (copy_from_user(&val8, argp, sizeof(val8))) {
2200 ret = -EFAULT;
2201 break;
2202 }
2203 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2204 (val8 >> 5) + 1, NULL)) {
2205 ret = -EIO;
2206 break;
2207 }
2208 /* sync the backlight device status */
2209 sony_backlight_device->props.brightness =
2210 sony_backlight_get_brightness(sony_backlight_device);
2211 break;
2212 case SONYPI_IOCGBAT1CAP:
2213 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2214 ret = -EIO;
2215 break;
2216 }
2217 if (copy_to_user(argp, &val16, sizeof(val16)))
2218 ret = -EFAULT;
2219 break;
2220 case SONYPI_IOCGBAT1REM:
2221 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2222 ret = -EIO;
2223 break;
2224 }
2225 if (copy_to_user(argp, &val16, sizeof(val16)))
2226 ret = -EFAULT;
2227 break;
2228 case SONYPI_IOCGBAT2CAP:
2229 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2230 ret = -EIO;
2231 break;
2232 }
2233 if (copy_to_user(argp, &val16, sizeof(val16)))
2234 ret = -EFAULT;
2235 break;
2236 case SONYPI_IOCGBAT2REM:
2237 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2238 ret = -EIO;
2239 break;
2240 }
2241 if (copy_to_user(argp, &val16, sizeof(val16)))
2242 ret = -EFAULT;
2243 break;
2244 case SONYPI_IOCGBATFLAGS:
2245 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2246 ret = -EIO;
2247 break;
2248 }
2249 val8 &= 0x07;
2250 if (copy_to_user(argp, &val8, sizeof(val8)))
2251 ret = -EFAULT;
2252 break;
2253 case SONYPI_IOCGBLUE:
2254 val8 = spic_dev.bluetooth_power;
2255 if (copy_to_user(argp, &val8, sizeof(val8)))
2256 ret = -EFAULT;
2257 break;
2258 case SONYPI_IOCSBLUE:
2259 if (copy_from_user(&val8, argp, sizeof(val8))) {
2260 ret = -EFAULT;
2261 break;
2262 }
9f9f0761 2263 __sony_pic_set_bluetoothpower(val8);
7b153f36 2264 break;
2265 /* FAN Controls */
2266 case SONYPI_IOCGFAN:
2267 if (sony_pic_get_fanspeed(&val8)) {
2268 ret = -EIO;
2269 break;
2270 }
2271 if (copy_to_user(argp, &val8, sizeof(val8)))
2272 ret = -EFAULT;
2273 break;
2274 case SONYPI_IOCSFAN:
2275 if (copy_from_user(&val8, argp, sizeof(val8))) {
2276 ret = -EFAULT;
2277 break;
2278 }
2279 if (sony_pic_set_fanspeed(val8))
2280 ret = -EIO;
2281 break;
2282 /* GET Temperature (useful under APM) */
2283 case SONYPI_IOCGTEMP:
2284 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2285 ret = -EIO;
2286 break;
2287 }
2288 if (copy_to_user(argp, &val8, sizeof(val8)))
2289 ret = -EFAULT;
2290 break;
2291 default:
2292 ret = -EINVAL;
2293 }
9f9f0761 2294 mutex_unlock(&spic_dev.lock);
7b153f36 2295 return ret;
2296}
2297
2298static const struct file_operations sonypi_misc_fops = {
2299 .owner = THIS_MODULE,
2300 .read = sonypi_misc_read,
2301 .poll = sonypi_misc_poll,
2302 .open = sonypi_misc_open,
2303 .release = sonypi_misc_release,
2304 .fasync = sonypi_misc_fasync,
2b24ef09 2305 .unlocked_ioctl = sonypi_misc_ioctl,
7b153f36 2306};
2307
2308static struct miscdevice sonypi_misc_device = {
2309 .minor = MISC_DYNAMIC_MINOR,
2310 .name = "sonypi",
2311 .fops = &sonypi_misc_fops,
2312};
2313
2314static void sonypi_compat_report_event(u8 event)
2315{
2316 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2317 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2318 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2319}
2320
2321static int sonypi_compat_init(void)
2322{
2323 int error;
2324
2325 spin_lock_init(&sonypi_compat.fifo_lock);
2326 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2327 &sonypi_compat.fifo_lock);
2328 if (IS_ERR(sonypi_compat.fifo)) {
2329 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2330 return PTR_ERR(sonypi_compat.fifo);
2331 }
2332
2333 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2334
2335 if (minor != -1)
2336 sonypi_misc_device.minor = minor;
2337 error = misc_register(&sonypi_misc_device);
2338 if (error) {
2339 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2340 goto err_free_kfifo;
2341 }
2342 if (minor == -1)
5f3d2898 2343 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2344 sonypi_misc_device.minor);
2345
2346 return 0;
2347
2348err_free_kfifo:
2349 kfifo_free(sonypi_compat.fifo);
2350 return error;
2351}
2352
2353static void sonypi_compat_exit(void)
2354{
2355 misc_deregister(&sonypi_misc_device);
2356 kfifo_free(sonypi_compat.fifo);
2357}
2358#else
2359static int sonypi_compat_init(void) { return 0; }
2360static void sonypi_compat_exit(void) { }
2361static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2362#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2363
1549ee6f 2364/*
33a04454 2365 * ACPI callbacks
1549ee6f 2366 */
33a04454 2367static acpi_status
2368sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2369{
2370 u32 i;
2371 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2372
2373 switch (resource->type) {
2374 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2375 {
2376 /* start IO enumeration */
2377 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2378 if (!ioport)
2379 return AE_ERROR;
2380
2381 list_add(&ioport->list, &dev->ioports);
2382 return AE_OK;
2383 }
2384
33a04454 2385 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2386 /* end IO enumeration */
33a04454 2387 return AE_OK;
2388
2389 case ACPI_RESOURCE_TYPE_IRQ:
2390 {
2391 struct acpi_resource_irq *p = &resource->data.irq;
2392 struct sony_pic_irq *interrupt = NULL;
2393 if (!p || !p->interrupt_count) {
2394 /*
2395 * IRQ descriptors may have no IRQ# bits set,
2396 * particularly those those w/ _STA disabled
2397 */
2398 dprintk("Blank IRQ resource\n");
2399 return AE_OK;
2400 }
2401 for (i = 0; i < p->interrupt_count; i++) {
2402 if (!p->interrupts[i]) {
2403 printk(KERN_WARNING DRV_PFX
2404 "Invalid IRQ %d\n",
2405 p->interrupts[i]);
2406 continue;
2407 }
2408 interrupt = kzalloc(sizeof(*interrupt),
2409 GFP_KERNEL);
2410 if (!interrupt)
2411 return AE_ERROR;
2412
fd1caaed 2413 list_add(&interrupt->list, &dev->interrupts);
33a04454 2414 interrupt->irq.triggering = p->triggering;
2415 interrupt->irq.polarity = p->polarity;
2416 interrupt->irq.sharable = p->sharable;
2417 interrupt->irq.interrupt_count = 1;
2418 interrupt->irq.interrupts[0] = p->interrupts[i];
2419 }
2420 return AE_OK;
2421 }
2422 case ACPI_RESOURCE_TYPE_IO:
2423 {
2424 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2425 struct sony_pic_ioport *ioport =
2426 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2427 if (!io) {
2428 dprintk("Blank IO resource\n");
2429 return AE_OK;
2430 }
2431
fd1caaed
MD		 2432 if (!ioport->io1.minimum) {
2433 memcpy(&ioport->io1, io, sizeof(*io));
2434 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2435 ioport->io1.address_length);
2436 }
2437 else if (!ioport->io2.minimum) {
2438 memcpy(&ioport->io2, io, sizeof(*io));
2439 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2440 ioport->io2.address_length);
2441 }
2442 else {
2443 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2444 return AE_ERROR;
fd1caaed 2445 }
33a04454 2446 return AE_OK;
2447 }
2448 default:
2449 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2450 resource->type);
2451
2452 case ACPI_RESOURCE_TYPE_END_TAG:
2453 return AE_OK;
2454 }
2455 return AE_CTRL_TERMINATE;
2456}
2457
2458static int sony_pic_possible_resources(struct acpi_device *device)
2459{
2460 int result = 0;
2461 acpi_status status = AE_OK;
2462
2463 if (!device)
2464 return -EINVAL;
2465
2466 /* get device status */
2467 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2468 dprintk("Evaluating _STA\n");
2469 result = acpi_bus_get_status(device);
2470 if (result) {
2471 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2472 goto end;
2473 }
2474
2475 if (!device->status.enabled)
2476 dprintk("Device disabled\n");
2477 else
2478 dprintk("Device enabled\n");
2479
2480 /*
2481 * Query and parse 'method'
2482 */
2483 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2484 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2485 sony_pic_read_possible_resource, &spic_dev);
2486 if (ACPI_FAILURE(status)) {
2487 printk(KERN_WARNING DRV_PFX
2488 "Failure evaluating %s\n",
2489 METHOD_NAME__PRS);
2490 result = -ENODEV;
2491 }
2492end:
2493 return result;
2494}
2495
2496/*
2497 * Disable the spic device by calling its _DIS method
2498 */
2499static int sony_pic_disable(struct acpi_device *device)
2500{
6158d3a2
MG		 2501 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2502 NULL);
2503
2504 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2505 return -ENXIO;
2506
2507 dprintk("Device disabled\n");
2508 return 0;
2509}
2510
2511
2512/*
2513 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2514 *
2515 * Call _SRS to set current resources
2516 */
2517static int sony_pic_enable(struct acpi_device *device,
2518 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2519{
2520 acpi_status status;
2521 int result = 0;
fd1caaed
MD		 2522 /* Type 1 resource layout is:
2523 * IO
2524 * IO
2525 * IRQNoFlags
2526 * End
2527 *
2528 * Type 2 and 3 resource layout is:
2529 * IO
2530 * IRQNoFlags
2531 * End
2532 */
33a04454 2533 struct {
fd1caaed
MD		 2534 struct acpi_resource res1;
2535 struct acpi_resource res2;
2536 struct acpi_resource res3;
2537 struct acpi_resource res4;
33a04454 2538 } *resource;
2539 struct acpi_buffer buffer = { 0, NULL };
2540
2541 if (!ioport || !irq)
2542 return -EINVAL;
2543
2544 /* init acpi_buffer */
2545 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2546 if (!resource)
2547 return -ENOMEM;
2548
2549 buffer.length = sizeof(*resource) + 1;
2550 buffer.pointer = resource;
2551
fd1caaed 2552 /* setup Type 1 resources */
31df7144 2553 if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
33a04454 2554
fd1caaed
MD		 2555 /* setup io resources */
2556 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2557 resource->res1.length = sizeof(struct acpi_resource);
2558 memcpy(&resource->res1.data.io, &ioport->io1,
2559 sizeof(struct acpi_resource_io));
33a04454 2560
fd1caaed
MD		 2561 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2562 resource->res2.length = sizeof(struct acpi_resource);
2563 memcpy(&resource->res2.data.io, &ioport->io2,
2564 sizeof(struct acpi_resource_io));
2565
2566 /* setup irq resource */
2567 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2568 resource->res3.length = sizeof(struct acpi_resource);
2569 memcpy(&resource->res3.data.irq, &irq->irq,
2570 sizeof(struct acpi_resource_irq));
2571 /* we requested a shared irq */
2572 resource->res3.data.irq.sharable = ACPI_SHARED;
2573
2574 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2575
2576 }
2577 /* setup Type 2/3 resources */
2578 else {
2579 /* setup io resource */
2580 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2581 resource->res1.length = sizeof(struct acpi_resource);
2582 memcpy(&resource->res1.data.io, &ioport->io1,
2583 sizeof(struct acpi_resource_io));
2584
2585 /* setup irq resource */
2586 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2587 resource->res2.length = sizeof(struct acpi_resource);
2588 memcpy(&resource->res2.data.irq, &irq->irq,
2589 sizeof(struct acpi_resource_irq));
2590 /* we requested a shared irq */
2591 resource->res2.data.irq.sharable = ACPI_SHARED;
2592
2593 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2594 }
33a04454 2595
2596 /* Attempt to set the resource */
2597 dprintk("Evaluating _SRS\n");
2598 status = acpi_set_current_resources(device->handle, &buffer);
2599
2600 /* check for total failure */
2601 if (ACPI_FAILURE(status)) {
fd1caaed 2602 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2603 result = -ENODEV;
2604 goto end;
2605 }
2606
2607 /* Necessary device initializations calls (from sonypi) */
2608 sony_pic_call1(0x82);
2609 sony_pic_call2(0x81, 0xff);
2610 sony_pic_call1(compat ? 0x92 : 0x82);
2611
2612end:
2613 kfree(resource);
2614 return result;
2615}
2616
2617/*****************
2618 *
2619 * ISR: some event is available
2620 *
2621 *****************/
2622static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2623{
2624 int i, j;
33a04454 2625 u8 ev = 0;
2626 u8 data_mask = 0;
2627 u8 device_event = 0;
2628
2629 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2630
fd1caaed
MD		 2631 ev = inb_p(dev->cur_ioport->io1.minimum);
2632 if (dev->cur_ioport->io2.minimum)
2633 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2634 else
de920430 2635 data_mask = inb_p(dev->cur_ioport->io1.minimum +
31df7144 2636 dev->evport_offset);
33a04454 2637
22a17780 2638 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430 2639 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 2640 dev->evport_offset);
33a04454 2641
2642 if (ev == 0x00 || ev == 0xff)
2643 return IRQ_HANDLED;
2644
31df7144 2645 for (i = 0; dev->event_types[i].mask; i++) {
33a04454 2646
31df7144
MD		 2647 if ((data_mask & dev->event_types[i].data) !=
2648 dev->event_types[i].data)
33a04454 2649 continue;
2650
31df7144 2651 if (!(mask & dev->event_types[i].mask))
33a04454 2652 continue;
2653
31df7144
MD		 2654 for (j = 0; dev->event_types[i].events[j].event; j++) {
2655 if (ev == dev->event_types[i].events[j].data) {
33a04454 2656 device_event =
31df7144 2657 dev->event_types[i].events[j].event;
33a04454 2658 goto found;
2659 }
2660 }
2661 }
3eb8749a
MD		 2662 /* Still not able to decode the event try to pass
2663 * it over to the minidriver
2664 */
31df7144 2665 if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
3eb8749a
MD		 2666 return IRQ_HANDLED;
2667
de920430
MD		 2668 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2669 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 2670 dev->evport_offset);
33a04454 2671 return IRQ_HANDLED;
2672
2673found:
1549ee6f 2674 sony_laptop_report_input_event(device_event);
de920430 2675 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2676 sonypi_compat_report_event(device_event);
33a04454 2677
2678 return IRQ_HANDLED;
2679}
2680
2681/*****************
2682 *
2683 * ACPI driver
2684 *
2685 *****************/
2686static int sony_pic_remove(struct acpi_device *device, int type)
2687{
2688 struct sony_pic_ioport *io, *tmp_io;
2689 struct sony_pic_irq *irq, *tmp_irq;
2690
2691 if (sony_pic_disable(device)) {
2692 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2693 return -ENXIO;
2694 }
2695
2696 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2697 release_region(spic_dev.cur_ioport->io1.minimum,
2698 spic_dev.cur_ioport->io1.address_length);
2699 if (spic_dev.cur_ioport->io2.minimum)
2700 release_region(spic_dev.cur_ioport->io2.minimum,
2701 spic_dev.cur_ioport->io2.address_length);
33a04454 2702
015a916f
MD		 2703 sonypi_compat_exit();
2704
1549ee6f 2705 sony_laptop_remove_input();
33a04454 2706
49a11dea 2707 /* pf attrs */
2708 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2709 sony_pf_remove();
2710
33a04454 2711 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2712 list_del(&io->list);
2713 kfree(io);
2714 }
2715 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2716 list_del(&irq->list);
2717 kfree(irq);
2718 }
2719 spic_dev.cur_ioport = NULL;
2720 spic_dev.cur_irq = NULL;
2721
f6119b02 2722 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2723 return 0;
2724}
2725
2726static int sony_pic_add(struct acpi_device *device)
2727{
2728 int result;
2729 struct sony_pic_ioport *io, *tmp_io;
2730 struct sony_pic_irq *irq, *tmp_irq;
2731
f6119b02 2732 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2733 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2734
2735 spic_dev.acpi_dev = device;
2736 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2737 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2738 mutex_init(&spic_dev.lock);
33a04454 2739
2740 /* read _PRS resources */
2741 result = sony_pic_possible_resources(device);
2742 if (result) {
2743 printk(KERN_ERR DRV_PFX
ff07a53a 2744 "Unable to read possible resources.\n");
33a04454 2745 goto err_free_resources;
2746 }
2747
2748 /* setup input devices and helper fifo */
2e4d242c 2749 result = sony_laptop_setup_input(device);
33a04454 2750 if (result) {
2751 printk(KERN_ERR DRV_PFX
ff07a53a 2752 "Unable to create input devices.\n");
33a04454 2753 goto err_free_resources;
2754 }
2755
015a916f
MD		 2756 if (sonypi_compat_init())
2757 goto err_remove_input;
2758
33a04454 2759 /* request io port */
fd1caaed
MD		 2760 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2761 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2762 "Sony Programable I/O Device")) {
fd1caaed
MD		 2763 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2764 io->io1.minimum, io->io1.maximum,
2765 io->io1.address_length);
2766 /* Type 1 have 2 ioports */
2767 if (io->io2.minimum) {
2768 if (request_region(io->io2.minimum,
2769 io->io2.address_length,
2770 "Sony Programable I/O Device")) {
2771 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2772 io->io2.minimum, io->io2.maximum,
2773 io->io2.address_length);
2774 spic_dev.cur_ioport = io;
2775 break;
2776 }
2777 else {
2778 dprintk("Unable to get I/O port2: "
2779 "0x%.4x (0x%.4x) + 0x%.2x\n",
2780 io->io2.minimum, io->io2.maximum,
2781 io->io2.address_length);
2782 release_region(io->io1.minimum,
2783 io->io1.address_length);
2784 }
2785 }
2786 else {
2787 spic_dev.cur_ioport = io;
2788 break;
2789 }
33a04454 2790 }
2791 }
2792 if (!spic_dev.cur_ioport) {
2793 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2794 result = -ENODEV;
015a916f 2795 goto err_remove_compat;
33a04454 2796 }
2797
2798 /* request IRQ */
fd1caaed 2799 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2800 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
d1e0de92 2801 IRQF_DISABLED, "sony-laptop", &spic_dev)) {
33a04454 2802 dprintk("IRQ: %d - triggering: %d - "
2803 "polarity: %d - shr: %d\n",
2804 irq->irq.interrupts[0],
2805 irq->irq.triggering,
2806 irq->irq.polarity,
2807 irq->irq.sharable);
2808 spic_dev.cur_irq = irq;
2809 break;
2810 }
2811 }
2812 if (!spic_dev.cur_irq) {
2813 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2814 result = -ENODEV;
2815 goto err_release_region;
2816 }
2817
2818 /* set resource status _SRS */
2819 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2820 if (result) {
2821 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2822 goto err_free_irq;
2823 }
2824
49a11dea 2825 spic_dev.bluetooth_power = -1;
2826 /* create device attributes */
2827 result = sony_pf_add();
2828 if (result)
2829 goto err_disable_device;
2830
2831 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2832 if (result)
2833 goto err_remove_pf;
2834
33a04454 2835 return 0;
2836
49a11dea 2837err_remove_pf:
2838 sony_pf_remove();
2839
2840err_disable_device:
2841 sony_pic_disable(device);
2842
33a04454 2843err_free_irq:
2844 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2845
2846err_release_region:
fd1caaed
MD		 2847 release_region(spic_dev.cur_ioport->io1.minimum,
2848 spic_dev.cur_ioport->io1.address_length);
2849 if (spic_dev.cur_ioport->io2.minimum)
2850 release_region(spic_dev.cur_ioport->io2.minimum,
2851 spic_dev.cur_ioport->io2.address_length);
33a04454 2852
015a916f
MD		 2853err_remove_compat:
2854 sonypi_compat_exit();
2855
33a04454 2856err_remove_input:
1549ee6f 2857 sony_laptop_remove_input();
33a04454 2858
2859err_free_resources:
2860 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2861 list_del(&io->list);
2862 kfree(io);
2863 }
2864 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2865 list_del(&irq->list);
2866 kfree(irq);
2867 }
2868 spic_dev.cur_ioport = NULL;
2869 spic_dev.cur_irq = NULL;
2870
2871 return result;
2872}
2873
2874static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2875{
2876 if (sony_pic_disable(device))
2877 return -ENXIO;
2878 return 0;
2879}
2880
2881static int sony_pic_resume(struct acpi_device *device)
2882{
2883 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2884 return 0;
2885}
2886
1ba90e3a
TR		 2887static const struct acpi_device_id sony_pic_device_ids[] = {
2888 {SONY_PIC_HID, 0},
2889 {"", 0},
2890};
2891
33a04454 2892static struct acpi_driver sony_pic_driver = {
2893 .name = SONY_PIC_DRIVER_NAME,
2894 .class = SONY_PIC_CLASS,
1ba90e3a 2895 .ids = sony_pic_device_ids,
33a04454 2896 .owner = THIS_MODULE,
2897 .ops = {
2898 .add = sony_pic_add,
2899 .remove = sony_pic_remove,
2900 .suspend = sony_pic_suspend,
2901 .resume = sony_pic_resume,
2902 },
2903};
2904
2905static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2906 {
2907 .ident = "Sony Vaio",
2908 .matches = {
2909 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2910 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2911 },
2912 },
2913 {
2914 .ident = "Sony Vaio",
2915 .matches = {
2916 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2917 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2918 },
2919 },
2920 { }
2921};
2922
59b19106 2923static int __init sony_laptop_init(void)
7f09c432 2924{
33a04454 2925 int result;
2926
2927 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2928 result = acpi_bus_register_driver(&sony_pic_driver);
2929 if (result) {
2930 printk(KERN_ERR DRV_PFX
2931 "Unable to register SPIC driver.");
2932 goto out;
2933 }
5e6f9725 2934 spic_drv_registered = 1;
33a04454 2935 }
2936
2937 result = acpi_bus_register_driver(&sony_nc_driver);
2938 if (result) {
2939 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2940 goto out_unregister_pic;
2941 }
2942
2943 return 0;
2944
2945out_unregister_pic:
5e6f9725 2946 if (spic_drv_registered)
33a04454 2947 acpi_bus_unregister_driver(&sony_pic_driver);
2948out:
2949 return result;
7f09c432
SP		 2950}
2951
59b19106 2952static void __exit sony_laptop_exit(void)
7f09c432 2953{
59b19106 2954 acpi_bus_unregister_driver(&sony_nc_driver);
5e6f9725 2955 if (spic_drv_registered)
33a04454 2956 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 2957}
2958
59b19106 2959module_init(sony_laptop_init);
2960module_exit(sony_laptop_exit);
Clone of davem's net-next-2.6 tree