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sony-laptop: Add support for extended hotkeys
[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>
ed3aa4b7 5 * Copyright (C) 2007 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>
0410e689 49#include <linux/smp_lock.h>
7f09c432 50#include <linux/types.h>
50f62afb 51#include <linux/backlight.h>
ed3aa4b7 52#include <linux/platform_device.h>
50f62afb 53#include <linux/err.h>
33a04454 54#include <linux/dmi.h>
55#include <linux/pci.h>
56#include <linux/interrupt.h>
57#include <linux/delay.h>
58#include <linux/input.h>
59#include <linux/kfifo.h>
60#include <linux/workqueue.h>
61#include <linux/acpi.h>
7f09c432
SP		 62#include <acpi/acpi_drivers.h>
63#include <acpi/acpi_bus.h>
64#include <asm/uaccess.h>
33a04454 65#include <linux/sonypi.h>
1ce82c14 66#include <linux/sony-laptop.h>
6cc056bc 67#include <linux/rfkill.h>
a64e62a0 68#ifdef CONFIG_SONYPI_COMPAT
7b153f36 69#include <linux/poll.h>
70#include <linux/miscdevice.h>
71#endif
7f09c432 72
33a04454 73#define DRV_PFX "sony-laptop: "
b9a218b7 74#define dprintk(msg...) do { \
f6119b02 75 if (debug) printk(KERN_WARNING DRV_PFX msg); \
b9a218b7 76} while (0)
77
425ef5d7 78#define SONY_LAPTOP_DRIVER_VERSION "0.6"
33a04454 79
80#define SONY_NC_CLASS "sony-nc"
59b19106 81#define SONY_NC_HID "SNY5001"
f6119b02 82#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
50f62afb 83
33a04454 84#define SONY_PIC_CLASS "sony-pic"
85#define SONY_PIC_HID "SNY6001"
f6119b02 86#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
7f09c432 87
ed3aa4b7 88MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
33a04454 89MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
7f09c432 90MODULE_LICENSE("GPL");
33a04454 91MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
7f09c432
SP		 92
93static int debug;
94module_param(debug, int, 0);
95MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
a02d1c1d 96 "the development of this driver");
7f09c432 97
33a04454 98static int no_spic; /* = 0 */
99module_param(no_spic, int, 0444);
100MODULE_PARM_DESC(no_spic,
101 "set this if you don't want to enable the SPIC device");
102
103static int compat; /* = 0 */
104module_param(compat, int, 0444);
105MODULE_PARM_DESC(compat,
7b153f36 106 "set this if you want to enable backward compatibility mode");
33a04454 107
108static unsigned long mask = 0xffffffff;
109module_param(mask, ulong, 0644);
110MODULE_PARM_DESC(mask,
111 "set this to the mask of event you want to enable (see doc)");
112
5f3d2898 113static int camera; /* = 0 */
114module_param(camera, int, 0444);
115MODULE_PARM_DESC(camera,
116 "set this to 1 to enable Motion Eye camera controls "
117 "(only use it if you have a C1VE or C1VN model)");
118
a64e62a0 119#ifdef CONFIG_SONYPI_COMPAT
7b153f36 120static int minor = -1;
121module_param(minor, int, 0);
122MODULE_PARM_DESC(minor,
123 "minor number of the misc device for the SPIC compatibility code, "
124 "default is -1 (automatic)");
125#endif
126
6cc056bc
MG		 127enum sony_nc_rfkill {
128 SONY_WIFI,
129 SONY_BLUETOOTH,
130 SONY_WWAN,
131 SONY_WIMAX,
132 SONY_RFKILL_MAX,
133};
134
135static struct rfkill *sony_rfkill_devices[SONY_RFKILL_MAX];
136static int sony_rfkill_address[SONY_RFKILL_MAX] = {0x300, 0x500, 0x700, 0x900};
137static void sony_nc_rfkill_update(void);
138
1549ee6f 139/*********** Input Devices ***********/
140
141#define SONY_LAPTOP_BUF_SIZE 128
142struct sony_laptop_input_s {
143 atomic_t users;
144 struct input_dev *jog_dev;
145 struct input_dev *key_dev;
146 struct kfifo *fifo;
147 spinlock_t fifo_lock;
148 struct workqueue_struct *wq;
149};
6cc056bc 150
1549ee6f 151static struct sony_laptop_input_s sony_laptop_input = {
152 .users = ATOMIC_INIT(0),
153};
154
155struct sony_laptop_keypress {
156 struct input_dev *dev;
157 int key;
158};
159
bc57f865
MD		 160/* Correspondance table between sonypi events
161 * and input layer indexes in the keymap
162 */
163static int sony_laptop_input_index[] = {
3eb8749a
MD		 164 -1, /* 0 no event */
165 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
166 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
167 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
168 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
169 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
170 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
171 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
172 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
173 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
174 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
175 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
176 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
177 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
178 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
179 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
180 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
181 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
182 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
183 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
184 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
185 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
186 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
187 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
188 17, /* 24 SONYPI_EVENT_FNKEY_1 */
189 18, /* 25 SONYPI_EVENT_FNKEY_2 */
190 19, /* 26 SONYPI_EVENT_FNKEY_D */
191 20, /* 27 SONYPI_EVENT_FNKEY_E */
192 21, /* 28 SONYPI_EVENT_FNKEY_F */
193 22, /* 29 SONYPI_EVENT_FNKEY_S */
194 23, /* 30 SONYPI_EVENT_FNKEY_B */
195 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
196 25, /* 32 SONYPI_EVENT_PKEY_P1 */
197 26, /* 33 SONYPI_EVENT_PKEY_P2 */
198 27, /* 34 SONYPI_EVENT_PKEY_P3 */
199 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
200 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
201 -1, /* 37 SONYPI_EVENT_LID_OPENED */
202 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
203 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
204 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
205 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
206 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
207 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
208 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
209 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
210 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
211 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
212 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
213 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
214 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
215 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
216 43, /* 52 SONYPI_EVENT_MEYE_FACE */
217 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
218 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
219 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
220 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
221 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
222 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
223 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
224 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
225 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
226 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
227 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
9b57896e 228 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
45c7942b
MG		 229 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
230 53, /* 66 SONYPI_EVENT_PKEY_P4 */
231 54, /* 67 SONYPI_EVENT_PKEY_P5 */
232 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
bc57f865
MD		 233};
234
235static int sony_laptop_input_keycode_map[] = {
236 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
237 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
238 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
239 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
240 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
241 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
242 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
243 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
244 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
245 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
246 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
247 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
248 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
249 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
250 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
251 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
252 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
253 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
254 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
255 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
256 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
257 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
258 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
259 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
260 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
261 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
262 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
263 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
264 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
265 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
266 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
267 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
268 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
269 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
270 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
271 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
272 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
273 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
274 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
275 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
276 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
277 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
278 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
279 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
280 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
281 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
282 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
283 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
284 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 285 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 286 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 287 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
288 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
289 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
290 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
291 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1549ee6f 292};
293
294/* release buttons after a short delay if pressed */
295static void do_sony_laptop_release_key(struct work_struct *work)
296{
297 struct sony_laptop_keypress kp;
298
299 while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp,
300 sizeof(kp)) == sizeof(kp)) {
301 msleep(10);
302 input_report_key(kp.dev, kp.key, 0);
303 input_sync(kp.dev);
304 }
305}
306static DECLARE_WORK(sony_laptop_release_key_work,
307 do_sony_laptop_release_key);
308
3a4fa0a2 309/* forward event to the input subsystem */
1549ee6f 310static void sony_laptop_report_input_event(u8 event)
311{
312 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
313 struct input_dev *key_dev = sony_laptop_input.key_dev;
314 struct sony_laptop_keypress kp = { NULL };
1549ee6f 315
316 if (event == SONYPI_EVENT_FNKEY_RELEASED) {
317 /* Nothing, not all VAIOs generate this event */
318 return;
319 }
320
321 /* report events */
322 switch (event) {
323 /* jog_dev events */
324 case SONYPI_EVENT_JOGDIAL_UP:
325 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
326 input_report_rel(jog_dev, REL_WHEEL, 1);
327 input_sync(jog_dev);
328 return;
329
330 case SONYPI_EVENT_JOGDIAL_DOWN:
331 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
332 input_report_rel(jog_dev, REL_WHEEL, -1);
333 input_sync(jog_dev);
334 return;
335
336 /* key_dev events */
337 case SONYPI_EVENT_JOGDIAL_PRESSED:
338 kp.key = BTN_MIDDLE;
339 kp.dev = jog_dev;
340 break;
341
342 default:
d399d130 343 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 344 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
345 break;
346 }
347 if (sony_laptop_input_index[event] != -1) {
348 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
349 if (kp.key != KEY_UNKNOWN)
1549ee6f 350 kp.dev = key_dev;
bc57f865 351 }
1549ee6f 352 break;
353 }
354
355 if (kp.dev) {
356 input_report_key(kp.dev, kp.key, 1);
bc57f865
MD		 357 /* we emit the scancode so we can always remap the key */
358 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
1549ee6f 359 input_sync(kp.dev);
360 kfifo_put(sony_laptop_input.fifo,
361 (unsigned char *)&kp, sizeof(kp));
362
363 if (!work_pending(&sony_laptop_release_key_work))
364 queue_work(sony_laptop_input.wq,
365 &sony_laptop_release_key_work);
366 } else
367 dprintk("unknown input event %.2x\n", event);
368}
369
2e4d242c 370static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 371{
372 struct input_dev *jog_dev;
373 struct input_dev *key_dev;
374 int i;
375 int error;
376
377 /* don't run again if already initialized */
378 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
379 return 0;
380
381 /* kfifo */
382 spin_lock_init(&sony_laptop_input.fifo_lock);
383 sony_laptop_input.fifo =
384 kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
385 &sony_laptop_input.fifo_lock);
386 if (IS_ERR(sony_laptop_input.fifo)) {
387 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
388 error = PTR_ERR(sony_laptop_input.fifo);
389 goto err_dec_users;
390 }
391
392 /* init workqueue */
393 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
394 if (!sony_laptop_input.wq) {
395 printk(KERN_ERR DRV_PFX
396 "Unabe to create workqueue.\n");
397 error = -ENXIO;
398 goto err_free_kfifo;
399 }
400
401 /* input keys */
402 key_dev = input_allocate_device();
403 if (!key_dev) {
404 error = -ENOMEM;
405 goto err_destroy_wq;
406 }
407
408 key_dev->name = "Sony Vaio Keys";
409 key_dev->id.bustype = BUS_ISA;
410 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 411 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 412
413 /* Initialize the Input Drivers: special keys */
bc57f865
MD		 414 set_bit(EV_KEY, key_dev->evbit);
415 set_bit(EV_MSC, key_dev->evbit);
416 set_bit(MSC_SCAN, key_dev->mscbit);
417 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
418 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
419 key_dev->keycode = &sony_laptop_input_keycode_map;
420 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
421 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
422 set_bit(sony_laptop_input_keycode_map[i],
423 key_dev->keybit);
424 }
425 }
1549ee6f 426
427 error = input_register_device(key_dev);
428 if (error)
429 goto err_free_keydev;
430
431 sony_laptop_input.key_dev = key_dev;
432
433 /* jogdial */
434 jog_dev = input_allocate_device();
435 if (!jog_dev) {
436 error = -ENOMEM;
437 goto err_unregister_keydev;
438 }
439
440 jog_dev->name = "Sony Vaio Jogdial";
441 jog_dev->id.bustype = BUS_ISA;
442 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 443 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 444
7b19ada2
JS		 445 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
446 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
447 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
1549ee6f 448
449 error = input_register_device(jog_dev);
450 if (error)
451 goto err_free_jogdev;
452
453 sony_laptop_input.jog_dev = jog_dev;
454
455 return 0;
456
457err_free_jogdev:
458 input_free_device(jog_dev);
459
460err_unregister_keydev:
461 input_unregister_device(key_dev);
462 /* to avoid kref underflow below at input_free_device */
463 key_dev = NULL;
464
465err_free_keydev:
466 input_free_device(key_dev);
467
468err_destroy_wq:
469 destroy_workqueue(sony_laptop_input.wq);
470
471err_free_kfifo:
472 kfifo_free(sony_laptop_input.fifo);
473
474err_dec_users:
475 atomic_dec(&sony_laptop_input.users);
476 return error;
477}
478
479static void sony_laptop_remove_input(void)
480{
481 /* cleanup only after the last user has gone */
482 if (!atomic_dec_and_test(&sony_laptop_input.users))
483 return;
484
485 /* flush workqueue first */
486 flush_workqueue(sony_laptop_input.wq);
487
488 /* destroy input devs */
489 input_unregister_device(sony_laptop_input.key_dev);
490 sony_laptop_input.key_dev = NULL;
491
492 if (sony_laptop_input.jog_dev) {
493 input_unregister_device(sony_laptop_input.jog_dev);
494 sony_laptop_input.jog_dev = NULL;
495 }
496
497 destroy_workqueue(sony_laptop_input.wq);
498 kfifo_free(sony_laptop_input.fifo);
499}
500
56b8756b 501/*********** Platform Device ***********/
502
503static atomic_t sony_pf_users = ATOMIC_INIT(0);
504static struct platform_driver sony_pf_driver = {
505 .driver = {
506 .name = "sony-laptop",
507 .owner = THIS_MODULE,
508 }
509};
510static struct platform_device *sony_pf_device;
511
512static int sony_pf_add(void)
513{
514 int ret = 0;
515
516 /* don't run again if already initialized */
517 if (atomic_add_return(1, &sony_pf_users) > 1)
518 return 0;
519
520 ret = platform_driver_register(&sony_pf_driver);
521 if (ret)
522 goto out;
523
524 sony_pf_device = platform_device_alloc("sony-laptop", -1);
525 if (!sony_pf_device) {
526 ret = -ENOMEM;
527 goto out_platform_registered;
528 }
529
530 ret = platform_device_add(sony_pf_device);
531 if (ret)
532 goto out_platform_alloced;
533
534 return 0;
535
536 out_platform_alloced:
537 platform_device_put(sony_pf_device);
538 sony_pf_device = NULL;
539 out_platform_registered:
540 platform_driver_unregister(&sony_pf_driver);
541 out:
542 atomic_dec(&sony_pf_users);
543 return ret;
544}
545
546static void sony_pf_remove(void)
547{
548 /* deregister only after the last user has gone */
549 if (!atomic_dec_and_test(&sony_pf_users))
550 return;
551
552 platform_device_del(sony_pf_device);
553 platform_device_put(sony_pf_device);
554 platform_driver_unregister(&sony_pf_driver);
555}
556
557/*********** SNC (SNY5001) Device ***********/
558
33a04454 559/* the device uses 1-based values, while the backlight subsystem uses
560 0-based values */
561#define SONY_MAX_BRIGHTNESS 8
562
563#define SNC_VALIDATE_IN 0
564#define SNC_VALIDATE_OUT 1
565
59b19106 566static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 567 char *);
59b19106 568static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 569 const char *, size_t);
156c221b
MD		 570static int boolean_validate(const int, const int);
571static int brightness_default_validate(const int, const int);
572
59b19106 573struct sony_nc_value {
a02d1c1d
LB		 574 char *name; /* name of the entry */
575 char **acpiget; /* names of the ACPI get function */
576 char **acpiset; /* names of the ACPI set function */
156c221b 577 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 578 int value; /* current setting */
579 int valid; /* Has ever been set */
580 int debug; /* active only in debug mode ? */
581 struct device_attribute devattr; /* sysfs atribute */
ed3aa4b7
MD		 582};
583
59b19106 584#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 585 static char *snc_##_name[] = { _values, NULL }
586
59b19106 587#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 588 { \
589 .name = __stringify(_name), \
590 .acpiget = _getters, \
591 .acpiset = _setters, \
156c221b 592 .validate = _validate, \
ed3aa4b7 593 .debug = _debug, \
59b19106 594 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 595 }
ed3aa4b7 596
59b19106 597#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 598
59b19106 599SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 600
59b19106 601SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
602SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 603
59b19106 604SNC_HANDLE_NAMES(cdpower_get, "GCDP");
605SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 606
59b19106 607SNC_HANDLE_NAMES(audiopower_get, "GAZP");
608SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 609
59b19106 610SNC_HANDLE_NAMES(lanpower_get, "GLNP");
611SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 612
044847e0
MD		 613SNC_HANDLE_NAMES(lidstate_get, "GLID");
614
615SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
616SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
617
618SNC_HANDLE_NAMES(gainbass_get, "GMGB");
619SNC_HANDLE_NAMES(gainbass_set, "CMGB");
620
59b19106 621SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 622
59b19106 623SNC_HANDLE_NAMES(CTR_get, "GCTR");
624SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 625
59b19106 626SNC_HANDLE_NAMES(PCR_get, "GPCR");
627SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 628
59b19106 629SNC_HANDLE_NAMES(CMI_get, "GCMI");
630SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 631
59b19106 632static struct sony_nc_value sony_nc_values[] = {
633 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 634 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 635 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
636 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
637 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 638 boolean_validate, 0),
59b19106 639 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 640 boolean_validate, 1),
044847e0
MD		 641 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
642 boolean_validate, 0),
643 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
644 boolean_validate, 0),
645 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
646 boolean_validate, 0),
ed3aa4b7 647 /* unknown methods */
59b19106 648 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
649 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
650 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
651 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
652 SNC_HANDLE_NULL
7f09c432
SP		 653};
654
59b19106 655static acpi_handle sony_nc_acpi_handle;
656static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 657
d78865cd
MD		 658/*
659 * acpi_evaluate_object wrappers
660 */
7f09c432
SP		 661static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
662{
663 struct acpi_buffer output;
664 union acpi_object out_obj;
665 acpi_status status;
666
667 output.length = sizeof(out_obj);
668 output.pointer = &out_obj;
669
670 status = acpi_evaluate_object(handle, name, NULL, &output);
671 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
672 *result = out_obj.integer.value;
673 return 0;
674 }
675
f6119b02 676 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
7f09c432
SP		 677
678 return -1;
679}
680
681static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
682 int *result)
683{
684 struct acpi_object_list params;
685 union acpi_object in_obj;
686 struct acpi_buffer output;
687 union acpi_object out_obj;
688 acpi_status status;
689
690 params.count = 1;
691 params.pointer = &in_obj;
692 in_obj.type = ACPI_TYPE_INTEGER;
693 in_obj.integer.value = value;
694
695 output.length = sizeof(out_obj);
696 output.pointer = &out_obj;
697
698 status = acpi_evaluate_object(handle, name, &params, &output);
699 if (status == AE_OK) {
700 if (result != NULL) {
701 if (out_obj.type != ACPI_TYPE_INTEGER) {
f6119b02 702 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
7f09c432
SP		 703 "return type\n");
704 return -1;
705 }
706 *result = out_obj.integer.value;
707 }
708 return 0;
709 }
710
f6119b02 711 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
7f09c432
SP		 712
713 return -1;
714}
715
badf26f0
MG		 716static int sony_find_snc_handle(int handle)
717{
718 int i;
719 int result;
720
721 for (i = 0x20; i < 0x30; i++) {
722 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
723 if (result == handle)
724 return i-0x20;
725 }
726
727 return -1;
728}
729
730static int sony_call_snc_handle(int handle, int argument, int *result)
731{
732 int offset = sony_find_snc_handle(handle);
733
734 if (offset < 0)
735 return -1;
736
737 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
738 result);
739}
740
156c221b 741/*
59b19106 742 * sony_nc_values input/output validate functions
156c221b
MD		 743 */
744
745/* brightness_default_validate:
746 *
747 * manipulate input output values to keep consistency with the
748 * backlight framework for which brightness values are 0-based.
749 */
750static int brightness_default_validate(const int direction, const int value)
751{
752 switch (direction) {
753 case SNC_VALIDATE_OUT:
754 return value - 1;
755 case SNC_VALIDATE_IN:
756 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
757 return value + 1;
758 }
759 return -EINVAL;
760}
761
762/* boolean_validate:
763 *
764 * on input validate boolean values 0/1, on output just pass the
765 * received value.
766 */
767static int boolean_validate(const int direction, const int value)
768{
769 if (direction == SNC_VALIDATE_IN) {
770 if (value != 0 && value != 1)
771 return -EINVAL;
772 }
773 return value;
774}
775
ed3aa4b7 776/*
59b19106 777 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 778 */
59b19106 779static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 780 char *buffer)
7f09c432 781{
7f09c432 782 int value;
59b19106 783 struct sony_nc_value *item =
784 container_of(attr, struct sony_nc_value, devattr);
7f09c432 785
ed3aa4b7 786 if (!*item->acpiget)
7f09c432
SP		 787 return -EIO;
788
59b19106 789 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
7f09c432
SP		 790 return -EIO;
791
156c221b
MD		 792 if (item->validate)
793 value = item->validate(SNC_VALIDATE_OUT, value);
794
ed3aa4b7 795 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 796}
797
59b19106 798static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 799 struct device_attribute *attr,
800 const char *buffer, size_t count)
7f09c432 801{
7f09c432 802 int value;
59b19106 803 struct sony_nc_value *item =
804 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 805
806 if (!item->acpiset)
807 return -EIO;
808
ed3aa4b7
MD		 809 if (count > 31)
810 return -EINVAL;
811
812 value = simple_strtoul(buffer, NULL, 10);
7f09c432 813
156c221b
MD		 814 if (item->validate)
815 value = item->validate(SNC_VALIDATE_IN, value);
816
817 if (value < 0)
818 return value;
7f09c432 819
59b19106 820 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
7f09c432 821 return -EIO;
3f4f461f
AM		 822 item->value = value;
823 item->valid = 1;
7f09c432
SP		 824 return count;
825}
826
ed3aa4b7 827
d78865cd
MD		 828/*
829 * Backlight device
830 */
831static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 832{
59b19106 833 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
321709c5 834 bd->props.brightness + 1, NULL);
d78865cd 835}
3f4f461f 836
d78865cd
MD		 837static int sony_backlight_get_brightness(struct backlight_device *bd)
838{
839 int value;
3f4f461f 840
59b19106 841 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
d78865cd
MD		 842 return 0;
843 /* brightness levels are 1-based, while backlight ones are 0-based */
844 return value - 1;
3f4f461f
AM		 845}
846
d78865cd 847static struct backlight_device *sony_backlight_device;
321709c5 848static struct backlight_ops sony_backlight_ops = {
a02d1c1d
LB		 849 .update_status = sony_backlight_update_status,
850 .get_brightness = sony_backlight_get_brightness,
d78865cd
MD		 851};
852
6315fd1c
MD		 853/*
854 * New SNC-only Vaios event mapping to driver known keys
855 */
856struct sony_nc_event {
857 u8 data;
858 u8 event;
859};
860
45c7942b 861static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 862 { 0x90, SONYPI_EVENT_PKEY_P1 },
863 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
864 { 0x91, SONYPI_EVENT_PKEY_P1 },
865 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 866 { 0x81, SONYPI_EVENT_FNKEY_F1 },
867 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
868 { 0x85, SONYPI_EVENT_FNKEY_F5 },
869 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
870 { 0x86, SONYPI_EVENT_FNKEY_F6 },
871 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
872 { 0x87, SONYPI_EVENT_FNKEY_F7 },
873 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 874 { 0x89, SONYPI_EVENT_FNKEY_F9 },
875 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 876 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
877 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
878 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
879 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 880 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
881 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 882 { 0, 0 },
883};
884
45c7942b
MG		 885static struct sony_nc_event sony_127_events[] = {
886 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
887 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
888 { 0x82, SONYPI_EVENT_PKEY_P1 },
889 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
890 { 0x83, SONYPI_EVENT_PKEY_P2 },
891 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
892 { 0x84, SONYPI_EVENT_PKEY_P3 },
893 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
894 { 0x85, SONYPI_EVENT_PKEY_P4 },
895 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
896 { 0x86, SONYPI_EVENT_PKEY_P5 },
897 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
898 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
899 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
900 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
901 { 0, 0 },
902};
903
d78865cd
MD		 904/*
905 * ACPI callbacks
906 */
7f09c432
SP		 907static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
908{
6315fd1c
MD		 909 u32 ev = event;
910 int result;
911
9b57896e
MG		 912 if (ev >= 0x90) {
913 /* New-style event */
45c7942b 914 int key_handle = 0;
9b57896e
MG		 915 ev -= 0x90;
916
45c7942b
MG		 917 if (sony_find_snc_handle(0x100) == ev)
918 key_handle = 0x100;
919 if (sony_find_snc_handle(0x127) == ev)
920 key_handle = 0x127;
921
922 if (handle) {
923 struct sony_nc_event *key_event;
9b57896e 924
45c7942b
MG		 925 if (sony_call_snc_handle(key_handle, 0x200, &result))
926 dprintk("sony_acpi_notify, unable to decode"
927 " event 0x%.2x 0x%.2x\n", key_handle,
928 ev);
9b57896e
MG		 929 else
930 ev = result & 0xFF;
931
45c7942b
MG		 932 if (key_handle == 0x100)
933 key_event = sony_100_events;
934 else
935 key_event = sony_127_events;
936
937 for (; key_event->data; key_event++) {
938 if (key_event->data == ev) {
939 ev = key_event->event;
9b57896e
MG		 940 break;
941 }
6315fd1c 942 }
6315fd1c 943
45c7942b 944 if (!key_event->data) {
9b57896e 945 printk(KERN_INFO DRV_PFX
45c7942b
MG		 946 "Unknown event: 0x%x 0x%x\n", key_handle,
947 ev);
948 }
6cc056bc
MG		 949 } else if (sony_find_snc_handle(0x124) == ev) {
950 sony_nc_rfkill_update();
951 return;
9b57896e 952 }
badf26f0
MG		 953 }
954
6315fd1c
MD		 955 dprintk("sony_acpi_notify, event: 0x%.2x\n", ev);
956 sony_laptop_report_input_event(ev);
14e04fb3 957 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 958}
959
960static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
961 void *context, void **return_value)
962{
30823736
LM		 963 struct acpi_device_info *info;
964 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
7f09c432 965
30823736
LM		 966 if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
967 info = buffer.pointer;
7f09c432 968
30823736
LM		 969 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
970 (char *)&info->name, info->param_count);
971
972 kfree(buffer.pointer);
973 }
7f09c432
SP		 974
975 return AE_OK;
976}
977
d78865cd
MD		 978/*
979 * ACPI device
980 */
badf26f0
MG		 981static int sony_nc_function_setup(struct acpi_device *device)
982{
983 int result;
984
985 /* Enable all events */
986 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
987
988 /* Setup hotkeys */
989 sony_call_snc_handle(0x0100, 0, &result);
990 sony_call_snc_handle(0x0101, 0, &result);
991 sony_call_snc_handle(0x0102, 0x100, &result);
992
993 return 0;
994}
995
59b19106 996static int sony_nc_resume(struct acpi_device *device)
d78865cd 997{
59b19106 998 struct sony_nc_value *item;
badf26f0 999 acpi_handle handle;
d78865cd 1000
59b19106 1001 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1002 int ret;
1003
1004 if (!item->valid)
1005 continue;
59b19106 1006 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1007 item->value, NULL);
d78865cd 1008 if (ret < 0) {
6e574195 1009 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1010 break;
1011 }
1012 }
6315fd1c 1013
82734bfc
MG		 1014 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1015 &handle))) {
1016 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1017 dprintk("ECON Method failed\n");
1018 }
1019
badf26f0
MG		 1020 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1021 &handle))) {
1022 dprintk("Doing SNC setup\n");
1023 sony_nc_function_setup(device);
1024 }
1025
e84a02ba
MD		 1026 /* set the last requested brightness level */
1027 if (sony_backlight_device &&
1028 !sony_backlight_update_status(sony_backlight_device))
0ef9cff1 1029 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1030
d78865cd
MD		 1031 return 0;
1032}
1033
6cc056bc
MG		 1034static void sony_nc_rfkill_cleanup(void)
1035{
1036 int i;
1037
1038 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1039 if (sony_rfkill_devices[i])
1040 rfkill_unregister(sony_rfkill_devices[i]);
1041 }
1042}
1043
1044static int sony_nc_rfkill_get(void *data, enum rfkill_state *state)
1045{
1046 int result;
1047 int argument = sony_rfkill_address[(long) data];
1048
1049 sony_call_snc_handle(0x124, 0x200, &result);
1050 if (result & 0x1) {
1051 sony_call_snc_handle(0x124, argument, &result);
1052 if (result & 0xf)
1053 *state = RFKILL_STATE_UNBLOCKED;
1054 else
1055 *state = RFKILL_STATE_SOFT_BLOCKED;
1056 } else {
1057 *state = RFKILL_STATE_HARD_BLOCKED;
1058 }
1059
1060 return 0;
1061}
1062
1063static int sony_nc_rfkill_set(void *data, enum rfkill_state state)
1064{
1065 int result;
1066 int argument = sony_rfkill_address[(long) data] + 0x100;
1067
1068 if (state == RFKILL_STATE_UNBLOCKED)
1069 argument |= 0xff0000;
1070
1071 return sony_call_snc_handle(0x124, argument, &result);
1072}
1073
1074static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
1075{
1076 int err = 0;
1077 struct rfkill *sony_wifi_rfkill;
1078
1079 sony_wifi_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WLAN);
1080 if (!sony_wifi_rfkill)
1081 return -1;
1082 sony_wifi_rfkill->name = "sony-wifi";
1083 sony_wifi_rfkill->toggle_radio = sony_nc_rfkill_set;
1084 sony_wifi_rfkill->get_state = sony_nc_rfkill_get;
1085 sony_wifi_rfkill->user_claim_unsupported = 1;
1086 sony_wifi_rfkill->data = (void *)SONY_WIFI;
1087 err = rfkill_register(sony_wifi_rfkill);
1088 if (err)
1089 rfkill_free(sony_wifi_rfkill);
1090 else
1091 sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
1092 return err;
1093}
1094
1095static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
1096{
1097 int err = 0;
1098 struct rfkill *sony_bluetooth_rfkill;
1099
1100 sony_bluetooth_rfkill = rfkill_allocate(&device->dev,
1101 RFKILL_TYPE_BLUETOOTH);
1102 if (!sony_bluetooth_rfkill)
1103 return -1;
1104 sony_bluetooth_rfkill->name = "sony-bluetooth";
1105 sony_bluetooth_rfkill->toggle_radio = sony_nc_rfkill_set;
1106 sony_bluetooth_rfkill->get_state = sony_nc_rfkill_get;
1107 sony_bluetooth_rfkill->user_claim_unsupported = 1;
1108 sony_bluetooth_rfkill->data = (void *)SONY_BLUETOOTH;
1109 err = rfkill_register(sony_bluetooth_rfkill);
1110 if (err)
1111 rfkill_free(sony_bluetooth_rfkill);
1112 else
1113 sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
1114 return err;
1115}
1116
1117static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
1118{
1119 int err = 0;
1120 struct rfkill *sony_wwan_rfkill;
1121
1122 sony_wwan_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WWAN);
1123 if (!sony_wwan_rfkill)
1124 return -1;
1125 sony_wwan_rfkill->name = "sony-wwan";
1126 sony_wwan_rfkill->toggle_radio = sony_nc_rfkill_set;
1127 sony_wwan_rfkill->get_state = sony_nc_rfkill_get;
1128 sony_wwan_rfkill->user_claim_unsupported = 1;
1129 sony_wwan_rfkill->data = (void *)SONY_WWAN;
1130 err = rfkill_register(sony_wwan_rfkill);
1131 if (err)
1132 rfkill_free(sony_wwan_rfkill);
1133 else
1134 sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
1135 return err;
1136}
1137
1138static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
1139{
1140 int err = 0;
1141 struct rfkill *sony_wimax_rfkill;
1142
1143 sony_wimax_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WIMAX);
1144 if (!sony_wimax_rfkill)
1145 return -1;
1146 sony_wimax_rfkill->name = "sony-wimax";
1147 sony_wimax_rfkill->toggle_radio = sony_nc_rfkill_set;
1148 sony_wimax_rfkill->get_state = sony_nc_rfkill_get;
1149 sony_wimax_rfkill->user_claim_unsupported = 1;
1150 sony_wimax_rfkill->data = (void *)SONY_WIMAX;
1151 err = rfkill_register(sony_wimax_rfkill);
1152 if (err)
1153 rfkill_free(sony_wimax_rfkill);
1154 else
1155 sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
1156 return err;
1157}
1158
1159static void sony_nc_rfkill_update()
1160{
1161 int i;
1162 enum rfkill_state state;
1163
1164 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1165 if (sony_rfkill_devices[i]) {
1166 sony_rfkill_devices[i]->
1167 get_state(sony_rfkill_devices[i]->data,
1168 &state);
1169 rfkill_force_state(sony_rfkill_devices[i], state);
1170 }
1171 }
1172}
1173
1174static int sony_nc_rfkill_setup(struct acpi_device *device)
1175{
1176 int result, ret;
1177
1178 if (sony_find_snc_handle(0x124) == -1)
1179 return -1;
1180
1181 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1182 if (ret) {
1183 printk(KERN_INFO DRV_PFX
1184 "Unable to enumerate rfkill devices: %x\n", ret);
1185 return ret;
1186 }
1187
1188 if (result & 0x1)
1189 sony_nc_setup_wifi_rfkill(device);
1190 if (result & 0x2)
1191 sony_nc_setup_bluetooth_rfkill(device);
1192 if (result & 0x1c)
1193 sony_nc_setup_wwan_rfkill(device);
1194 if (result & 0x20)
1195 sony_nc_setup_wimax_rfkill(device);
1196
1197 return 0;
1198}
1199
59b19106 1200static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1201{
1202 acpi_status status;
8607c673 1203 int result = 0;
50f62afb 1204 acpi_handle handle;
56b8756b 1205 struct sony_nc_value *item;
7f09c432 1206
f6119b02 1207 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1208 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1209
59b19106 1210 sony_nc_acpi_device = device;
33a04454 1211 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1212
59b19106 1213 sony_nc_acpi_handle = device->handle;
7f09c432 1214
b25b732a
MD		 1215 /* read device status */
1216 result = acpi_bus_get_status(device);
1217 /* bail IFF the above call was successful and the device is not present */
1218 if (!result && !device->status.present) {
1219 dprintk("Device not present\n");
1220 result = -ENODEV;
1221 goto outwalk;
1222 }
1223
7f09c432 1224 if (debug) {
59b19106 1225 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
7f09c432
SP		 1226 1, sony_walk_callback, NULL, NULL);
1227 if (ACPI_FAILURE(status)) {
f6119b02 1228 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1229 result = -ENODEV;
1230 goto outwalk;
1231 }
c561162f 1232 }
7f09c432 1233
b25b732a
MD		 1234 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1235 * should be respected as we already checked for the device presence above */
1236 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1237 dprintk("Invoking _INI\n");
1238 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1239 NULL, NULL)))
1240 dprintk("_INI Method failed\n");
1241 }
1242
82734bfc
MG		 1243 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1244 &handle))) {
1245 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1246 dprintk("ECON Method failed\n");
1247 }
1248
badf26f0
MG		 1249 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1250 &handle))) {
1251 dprintk("Doing SNC setup\n");
1252 sony_nc_function_setup(device);
6cc056bc 1253 sony_nc_rfkill_setup(device);
badf26f0
MG		 1254 }
1255
1549ee6f 1256 /* setup input devices and helper fifo */
2e4d242c 1257 result = sony_laptop_setup_input(device);
1549ee6f 1258 if (result) {
1259 printk(KERN_ERR DRV_PFX
1260 "Unabe to create input devices.\n");
1261 goto outwalk;
1262 }
1263
59b19106 1264 status = acpi_install_notify_handler(sony_nc_acpi_handle,
c561162f 1265 ACPI_DEVICE_NOTIFY,
a02d1c1d 1266 sony_acpi_notify, NULL);
c561162f 1267 if (ACPI_FAILURE(status)) {
b25b732a 1268 printk(KERN_WARNING DRV_PFX "unable to install notify handler (%u)\n", status);
c561162f 1269 result = -ENODEV;
1549ee6f 1270 goto outinput;
7f09c432
SP		 1271 }
1272
38cfc148 1273 if (acpi_video_backlight_support()) {
3fedd90f 1274 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1275 "controlled by ACPI video driver\n");
1276 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1277 &handle))) {
50f62afb 1278 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1279 NULL,
321709c5 1280 &sony_backlight_ops);
7df03b82 1281
a02d1c1d 1282 if (IS_ERR(sony_backlight_device)) {
f6119b02 1283 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1284 sony_backlight_device = NULL;
321709c5
RP		 1285 } else {
1286 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1287 sony_backlight_get_brightness
1288 (sony_backlight_device);
2e4d242c 1289 sony_backlight_device->props.max_brightness =
321709c5
RP		 1290 SONY_MAX_BRIGHTNESS - 1;
1291 }
1292
50f62afb 1293 }
7f09c432 1294
49a11dea 1295 result = sony_pf_add();
1296 if (result)
ed3aa4b7 1297 goto outbacklight;
7f09c432 1298
56b8756b 1299 /* create sony_pf sysfs attributes related to the SNC device */
1300 for (item = sony_nc_values; item->name; ++item) {
1301
1302 if (!debug && item->debug)
1303 continue;
1304
1305 /* find the available acpiget as described in the DSDT */
1306 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1307 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1308 *item->acpiget,
1309 &handle))) {
b9a218b7 1310 dprintk("Found %s getter: %s\n",
1311 item->name, *item->acpiget);
56b8756b 1312 item->devattr.attr.mode |= S_IRUGO;
1313 break;
1314 }
1315 }
1316
1317 /* find the available acpiset as described in the DSDT */
1318 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1319 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1320 *item->acpiset,
1321 &handle))) {
b9a218b7 1322 dprintk("Found %s setter: %s\n",
1323 item->name, *item->acpiset);
56b8756b 1324 item->devattr.attr.mode |= S_IWUSR;
1325 break;
1326 }
1327 }
1328
1329 if (item->devattr.attr.mode != 0) {
1330 result =
1331 device_create_file(&sony_pf_device->dev,
1332 &item->devattr);
1333 if (result)
1334 goto out_sysfs;
1335 }
1336 }
1337
7f09c432
SP		 1338 return 0;
1339
56b8756b 1340 out_sysfs:
1341 for (item = sony_nc_values; item->name; ++item) {
1342 device_remove_file(&sony_pf_device->dev, &item->devattr);
1343 }
1344 sony_pf_remove();
1549ee6f 1345
a02d1c1d 1346 outbacklight:
7df03b82
MD		 1347 if (sony_backlight_device)
1348 backlight_device_unregister(sony_backlight_device);
1349
59b19106 1350 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
c561162f
SP		 1351 ACPI_DEVICE_NOTIFY,
1352 sony_acpi_notify);
1353 if (ACPI_FAILURE(status))
f6119b02 1354 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
1549ee6f 1355
1356 outinput:
1357 sony_laptop_remove_input();
1358
a02d1c1d 1359 outwalk:
6cc056bc 1360 sony_nc_rfkill_cleanup();
7f09c432
SP		 1361 return result;
1362}
1363
59b19106 1364static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432
SP		 1365{
1366 acpi_status status;
56b8756b 1367 struct sony_nc_value *item;
7f09c432 1368
50f62afb
AG		 1369 if (sony_backlight_device)
1370 backlight_device_unregister(sony_backlight_device);
1371
59b19106 1372 sony_nc_acpi_device = NULL;
c561162f 1373
59b19106 1374 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
c561162f
SP		 1375 ACPI_DEVICE_NOTIFY,
1376 sony_acpi_notify);
1377 if (ACPI_FAILURE(status))
f6119b02 1378 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
7f09c432 1379
56b8756b 1380 for (item = sony_nc_values; item->name; ++item) {
1381 device_remove_file(&sony_pf_device->dev, &item->devattr);
1382 }
1383
1384 sony_pf_remove();
1549ee6f 1385 sony_laptop_remove_input();
6cc056bc 1386 sony_nc_rfkill_cleanup();
f6119b02 1387 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1388
1389 return 0;
1390}
1391
1ba90e3a
TR		 1392static const struct acpi_device_id sony_device_ids[] = {
1393 {SONY_NC_HID, 0},
1394 {SONY_PIC_HID, 0},
1395 {"", 0},
1396};
1397MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1398
1399static const struct acpi_device_id sony_nc_device_ids[] = {
1400 {SONY_NC_HID, 0},
1401 {"", 0},
1402};
1403
59b19106 1404static struct acpi_driver sony_nc_driver = {
1405 .name = SONY_NC_DRIVER_NAME,
1406 .class = SONY_NC_CLASS,
1ba90e3a 1407 .ids = sony_nc_device_ids,
33a04454 1408 .owner = THIS_MODULE,
a02d1c1d 1409 .ops = {
59b19106 1410 .add = sony_nc_add,
1411 .remove = sony_nc_remove,
1412 .resume = sony_nc_resume,
a02d1c1d 1413 },
3f4f461f
AM		 1414};
1415
33a04454 1416/*********** SPIC (SNY6001) Device ***********/
1417
1418#define SONYPI_DEVICE_TYPE1 0x00000001
1419#define SONYPI_DEVICE_TYPE2 0x00000002
1420#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1421#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1422
22a17780
MD		 1423#define SONYPI_TYPE1_OFFSET 0x04
1424#define SONYPI_TYPE2_OFFSET 0x12
1425#define SONYPI_TYPE3_OFFSET 0x12
3eb8749a 1426#define SONYPI_TYPE4_OFFSET 0x12
33a04454 1427
33a04454 1428struct sony_pic_ioport {
fd1caaed
MD		 1429 struct acpi_resource_io io1;
1430 struct acpi_resource_io io2;
33a04454 1431 struct list_head list;
1432};
1433
1434struct sony_pic_irq {
1435 struct acpi_resource_irq irq;
1436 struct list_head list;
1437};
1438
de920430
MD		 1439struct sonypi_eventtypes {
1440 u8 data;
1441 unsigned long mask;
1442 struct sonypi_event *events;
1443};
1444
1445struct device_ctrl {
1446 int model;
3eb8749a 1447 int (*handle_irq)(const u8, const u8);
de920430
MD		 1448 u16 evport_offset;
1449 u8 has_camera;
1450 u8 has_bluetooth;
1451 u8 has_wwan;
1452 struct sonypi_eventtypes *event_types;
1453};
1454
33a04454 1455struct sony_pic_dev {
de920430 1456 struct device_ctrl *control;
33a04454 1457 struct acpi_device *acpi_dev;
1458 struct sony_pic_irq *cur_irq;
1459 struct sony_pic_ioport *cur_ioport;
1460 struct list_head interrupts;
1461 struct list_head ioports;
9f9f0761 1462 struct mutex lock;
de920430
MD		 1463 u8 camera_power;
1464 u8 bluetooth_power;
1465 u8 wwan_power;
33a04454 1466};
1467
1468static struct sony_pic_dev spic_dev = {
1469 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1470 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1471};
1472
1473/* Event masks */
1474#define SONYPI_JOGGER_MASK 0x00000001
1475#define SONYPI_CAPTURE_MASK 0x00000002
1476#define SONYPI_FNKEY_MASK 0x00000004
1477#define SONYPI_BLUETOOTH_MASK 0x00000008
1478#define SONYPI_PKEY_MASK 0x00000010
1479#define SONYPI_BACK_MASK 0x00000020
1480#define SONYPI_HELP_MASK 0x00000040
1481#define SONYPI_LID_MASK 0x00000080
1482#define SONYPI_ZOOM_MASK 0x00000100
1483#define SONYPI_THUMBPHRASE_MASK 0x00000200
1484#define SONYPI_MEYE_MASK 0x00000400
1485#define SONYPI_MEMORYSTICK_MASK 0x00000800
1486#define SONYPI_BATTERY_MASK 0x00001000
1487#define SONYPI_WIRELESS_MASK 0x00002000
1488
1489struct sonypi_event {
1490 u8 data;
1491 u8 event;
1492};
1493
1494/* The set of possible button release events */
1495static struct sonypi_event sonypi_releaseev[] = {
1496 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1497 { 0, 0 }
1498};
1499
1500/* The set of possible jogger events */
1501static struct sonypi_event sonypi_joggerev[] = {
1502 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1503 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1504 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1505 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1506 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1507 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1508 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1509 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1510 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1511 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1512 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1513 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1514 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1515 { 0, 0 }
1516};
1517
1518/* The set of possible capture button events */
1519static struct sonypi_event sonypi_captureev[] = {
1520 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1521 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1522 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1523 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1524 { 0, 0 }
1525};
1526
1527/* The set of possible fnkeys events */
1528static struct sonypi_event sonypi_fnkeyev[] = {
1529 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1530 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1531 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1532 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1533 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1534 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1535 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1536 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1537 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1538 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1539 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1540 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1541 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1542 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1543 { 0x21, SONYPI_EVENT_FNKEY_1 },
1544 { 0x22, SONYPI_EVENT_FNKEY_2 },
1545 { 0x31, SONYPI_EVENT_FNKEY_D },
1546 { 0x32, SONYPI_EVENT_FNKEY_E },
1547 { 0x33, SONYPI_EVENT_FNKEY_F },
1548 { 0x34, SONYPI_EVENT_FNKEY_S },
1549 { 0x35, SONYPI_EVENT_FNKEY_B },
1550 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1551 { 0, 0 }
1552};
1553
1554/* The set of possible program key events */
1555static struct sonypi_event sonypi_pkeyev[] = {
1556 { 0x01, SONYPI_EVENT_PKEY_P1 },
1557 { 0x02, SONYPI_EVENT_PKEY_P2 },
1558 { 0x04, SONYPI_EVENT_PKEY_P3 },
33a04454 1559 { 0, 0 }
1560};
1561
1562/* The set of possible bluetooth events */
1563static struct sonypi_event sonypi_blueev[] = {
1564 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1565 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1566 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1567 { 0, 0 }
1568};
1569
1570/* The set of possible wireless events */
1571static struct sonypi_event sonypi_wlessev[] = {
1572 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1573 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1574 { 0, 0 }
1575};
1576
1577/* The set of possible back button events */
1578static struct sonypi_event sonypi_backev[] = {
1579 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1580 { 0, 0 }
1581};
1582
1583/* The set of possible help button events */
1584static struct sonypi_event sonypi_helpev[] = {
1585 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1586 { 0, 0 }
1587};
1588
1589
1590/* The set of possible lid events */
1591static struct sonypi_event sonypi_lidev[] = {
1592 { 0x51, SONYPI_EVENT_LID_CLOSED },
1593 { 0x50, SONYPI_EVENT_LID_OPENED },
1594 { 0, 0 }
1595};
1596
1597/* The set of possible zoom events */
1598static struct sonypi_event sonypi_zoomev[] = {
1599 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1600 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1601 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
33a04454 1602 { 0, 0 }
1603};
1604
1605/* The set of possible thumbphrase events */
1606static struct sonypi_event sonypi_thumbphraseev[] = {
1607 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1608 { 0, 0 }
1609};
1610
1611/* The set of possible motioneye camera events */
1612static struct sonypi_event sonypi_meyeev[] = {
1613 { 0x00, SONYPI_EVENT_MEYE_FACE },
1614 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1615 { 0, 0 }
1616};
1617
1618/* The set of possible memorystick events */
1619static struct sonypi_event sonypi_memorystickev[] = {
1620 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1621 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1622 { 0, 0 }
1623};
1624
1625/* The set of possible battery events */
1626static struct sonypi_event sonypi_batteryev[] = {
1627 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1628 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1629 { 0, 0 }
1630};
1631
de920430
MD		 1632static struct sonypi_eventtypes type1_events[] = {
1633 { 0, 0xffffffff, sonypi_releaseev },
1634 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1635 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1636 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1637 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1638 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1639 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1640 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1641 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1642 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1643 { 0 },
1644};
1645static struct sonypi_eventtypes type2_events[] = {
1646 { 0, 0xffffffff, sonypi_releaseev },
1647 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1648 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1649 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1650 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1651 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1652 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1653 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1654 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1655 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1656 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1657 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1658 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1659 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1660 { 0 },
1661};
1662static struct sonypi_eventtypes type3_events[] = {
1663 { 0, 0xffffffff, sonypi_releaseev },
1664 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1665 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1666 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1667 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1668 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1669 { 0 },
33a04454 1670};
3eb8749a
MD		 1671static struct sonypi_eventtypes type4_events[] = {
1672 { 0, 0xffffffff, sonypi_releaseev },
1673 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1674 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1675 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1676 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1677 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1678 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1679 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1680 { 0 },
de920430
MD		 1681};
1682
3eb8749a 1683/* low level spic calls */
33a04454 1684#define ITERATIONS_LONG 10000
1685#define ITERATIONS_SHORT 10
1686#define wait_on_command(command, iterations) { \
1687 unsigned int n = iterations; \
1688 while (--n && (command)) \
1689 udelay(1); \
1690 if (!n) \
1691 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1692 __FILE__, __func__, __LINE__); \
33a04454 1693}
1694
1695static u8 sony_pic_call1(u8 dev)
1696{
1697 u8 v1, v2;
1698
fd1caaed 1699 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1700 ITERATIONS_LONG);
fd1caaed
MD		 1701 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1702 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1703 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1704 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1705 return v2;
1706}
1707
1708static u8 sony_pic_call2(u8 dev, u8 fn)
1709{
1710 u8 v1;
1711
fd1caaed 1712 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1713 ITERATIONS_LONG);
fd1caaed
MD		 1714 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1715 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1716 ITERATIONS_LONG);
fd1caaed
MD		 1717 outb(fn, spic_dev.cur_ioport->io1.minimum);
1718 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1719 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1720 return v1;
1721}
1722
49a11dea 1723static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1724{
1725 u8 v1;
1726
fd1caaed
MD		 1727 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1728 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1729 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1730 outb(fn, spic_dev.cur_ioport->io1.minimum);
1731 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1732 outb(v, spic_dev.cur_ioport->io1.minimum);
1733 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1734 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1735 dev, fn, v, v1);
49a11dea 1736 return v1;
1737}
1738
3eb8749a
MD		 1739/*
1740 * minidrivers for SPIC models
1741 */
1742static int type4_handle_irq(const u8 data_mask, const u8 ev)
1743{
1744 /*
1745 * 0x31 could mean we have to take some extra action and wait for
1746 * the next irq for some Type4 models, it will generate a new
1747 * irq and we can read new data from the device:
1748 * - 0x5c and 0x5f requires 0xA0
1749 * - 0x61 requires 0xB3
1750 */
1751 if (data_mask == 0x31) {
1752 if (ev == 0x5c || ev == 0x5f)
1753 sony_pic_call1(0xA0);
1754 else if (ev == 0x61)
1755 sony_pic_call1(0xB3);
1756 return 0;
1757 }
1758 return 1;
1759}
1760
1761static struct device_ctrl spic_types[] = {
1762 {
1763 .model = SONYPI_DEVICE_TYPE1,
1764 .handle_irq = NULL,
1765 .evport_offset = SONYPI_TYPE1_OFFSET,
1766 .event_types = type1_events,
1767 },
1768 {
1769 .model = SONYPI_DEVICE_TYPE2,
1770 .handle_irq = NULL,
1771 .evport_offset = SONYPI_TYPE2_OFFSET,
1772 .event_types = type2_events,
1773 },
1774 {
1775 .model = SONYPI_DEVICE_TYPE3,
1776 .handle_irq = NULL,
1777 .evport_offset = SONYPI_TYPE3_OFFSET,
1778 .event_types = type3_events,
1779 },
1780 {
1781 .model = SONYPI_DEVICE_TYPE4,
1782 .handle_irq = type4_handle_irq,
1783 .evport_offset = SONYPI_TYPE4_OFFSET,
1784 .event_types = type4_events,
1785 },
1786};
1787
1788static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1789{
1790 struct pci_dev *pcidev;
1791
1792 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1793 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1794 if (pcidev) {
1795 dev->control = &spic_types[0];
1796 goto out;
1797 }
1798
1799 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1800 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1801 if (pcidev) {
1802 dev->control = &spic_types[2];
1803 goto out;
1804 }
1805
1806 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1807 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1808 if (pcidev) {
1809 dev->control = &spic_types[3];
1810 goto out;
1811 }
1812
1813 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1814 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1815 if (pcidev) {
1816 dev->control = &spic_types[3];
1817 goto out;
1818 }
1819
1820 /* default */
1821 dev->control = &spic_types[1];
1822
1823out:
1824 if (pcidev)
1825 pci_dev_put(pcidev);
1826
1827 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1828 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
1829 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 :
1830 dev->control->model == SONYPI_DEVICE_TYPE3 ? 3 : 4);
1831}
1832
49a11dea 1833/* camera tests and poweron/poweroff */
1834#define SONYPI_CAMERA_PICTURE 5
49a11dea 1835#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1836
1837#define SONYPI_CAMERA_BRIGHTNESS 0
1838#define SONYPI_CAMERA_CONTRAST 1
1839#define SONYPI_CAMERA_HUE 2
1840#define SONYPI_CAMERA_COLOR 3
1841#define SONYPI_CAMERA_SHARPNESS 4
1842
1843#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1844#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1845#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1846#define SONYPI_CAMERA_MUTE_MASK 0x40
1847
1848/* the rest don't need a loop until not 0xff */
1849#define SONYPI_CAMERA_AGC 6
1850#define SONYPI_CAMERA_AGC_MASK 0x30
1851#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1852
1853#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1854#define SONYPI_CAMERA_CONTROL 0x10
1855
1856#define SONYPI_CAMERA_STATUS 7
1857#define SONYPI_CAMERA_STATUS_READY 0x2
1858#define SONYPI_CAMERA_STATUS_POSITION 0x4
1859
1860#define SONYPI_DIRECTION_BACKWARDS 0x4
1861
1862#define SONYPI_CAMERA_REVISION 8
1863#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1864
9f9f0761 1865static int __sony_pic_camera_ready(void)
49a11dea 1866{
1867 u8 v;
1868
1869 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1870 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1871}
1872
e364632e 1873static int __sony_pic_camera_off(void)
49a11dea 1874{
5f3d2898 1875 if (!camera) {
1876 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1877 return -ENODEV;
1878 }
1879
49a11dea 1880 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1881 SONYPI_CAMERA_MUTE_MASK),
1882 ITERATIONS_SHORT);
1883
5f3d2898 1884 if (spic_dev.camera_power) {
1885 sony_pic_call2(0x91, 0);
1886 spic_dev.camera_power = 0;
1887 }
1888 return 0;
49a11dea 1889}
1890
e364632e 1891static int __sony_pic_camera_on(void)
49a11dea 1892{
5f3d2898 1893 int i, j, x;
1894
1895 if (!camera) {
1896 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1897 return -ENODEV;
1898 }
49a11dea 1899
1900 if (spic_dev.camera_power)
e364632e 1901 return 0;
49a11dea 1902
1903 for (j = 5; j > 0; j--) {
1904
5f3d2898 1905 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1906 msleep(10);
1907 sony_pic_call1(0x93);
1908
1909 for (i = 400; i > 0; i--) {
9f9f0761 1910 if (__sony_pic_camera_ready())
49a11dea 1911 break;
1912 msleep(10);
1913 }
1914 if (i)
1915 break;
1916 }
1917
1918 if (j == 0) {
5f3d2898 1919 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1920 return -ENODEV;
49a11dea 1921 }
1922
1923 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1924 0x5a),
1925 ITERATIONS_SHORT);
1926
1927 spic_dev.camera_power = 1;
5f3d2898 1928 return 0;
49a11dea 1929}
1930
e364632e 1931/* External camera command (exported to the motion eye v4l driver) */
1932int sony_pic_camera_command(int command, u8 value)
1933{
1934 if (!camera)
1935 return -EIO;
1936
1937 mutex_lock(&spic_dev.lock);
1938
1939 switch (command) {
1ce82c14 1940 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1941 if (value)
1942 __sony_pic_camera_on();
1943 else
1944 __sony_pic_camera_off();
1945 break;
1ce82c14 1946 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1947 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1948 ITERATIONS_SHORT);
1949 break;
1ce82c14 1950 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1951 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1952 ITERATIONS_SHORT);
1953 break;
1ce82c14 1954 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1955 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1956 ITERATIONS_SHORT);
1957 break;
1ce82c14 1958 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1959 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1960 ITERATIONS_SHORT);
1961 break;
1ce82c14 1962 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1963 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1964 ITERATIONS_SHORT);
1965 break;
1ce82c14 1966 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1967 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1968 ITERATIONS_SHORT);
1969 break;
1ce82c14 1970 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1971 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1972 ITERATIONS_SHORT);
1973 break;
1974 default:
1975 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1976 command);
1977 break;
1978 }
1979 mutex_unlock(&spic_dev.lock);
1980 return 0;
1981}
1982EXPORT_SYMBOL(sony_pic_camera_command);
1983
9476cdfa 1984/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
1985static void sony_pic_set_wwanpower(u8 state)
1986{
1987 state = !!state;
1988 mutex_lock(&spic_dev.lock);
1989 if (spic_dev.wwan_power == state) {
1990 mutex_unlock(&spic_dev.lock);
1991 return;
1992 }
1993 sony_pic_call2(0xB0, state);
1994 spic_dev.wwan_power = state;
1995 mutex_unlock(&spic_dev.lock);
1996}
1997
1998static ssize_t sony_pic_wwanpower_store(struct device *dev,
1999 struct device_attribute *attr,
2000 const char *buffer, size_t count)
2001{
2002 unsigned long value;
2003 if (count > 31)
2004 return -EINVAL;
2005
2006 value = simple_strtoul(buffer, NULL, 10);
2007 sony_pic_set_wwanpower(value);
2008
2009 return count;
2010}
2011
2012static ssize_t sony_pic_wwanpower_show(struct device *dev,
2013 struct device_attribute *attr, char *buffer)
2014{
2015 ssize_t count;
2016 mutex_lock(&spic_dev.lock);
2017 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2018 mutex_unlock(&spic_dev.lock);
2019 return count;
2020}
2021
49a11dea 2022/* bluetooth subsystem power state */
9f9f0761 2023static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 2024{
2025 state = !!state;
2026 if (spic_dev.bluetooth_power == state)
2027 return;
2028 sony_pic_call2(0x96, state);
2029 sony_pic_call1(0x82);
2030 spic_dev.bluetooth_power = state;
2031}
2032
2033static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2034 struct device_attribute *attr,
2035 const char *buffer, size_t count)
2036{
2037 unsigned long value;
2038 if (count > 31)
2039 return -EINVAL;
2040
2041 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2042 mutex_lock(&spic_dev.lock);
2043 __sony_pic_set_bluetoothpower(value);
2044 mutex_unlock(&spic_dev.lock);
49a11dea 2045
2046 return count;
2047}
2048
2049static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2050 struct device_attribute *attr, char *buffer)
2051{
9f9f0761 2052 ssize_t count = 0;
2053 mutex_lock(&spic_dev.lock);
2054 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2055 mutex_unlock(&spic_dev.lock);
2056 return count;
49a11dea 2057}
2058
2059/* fan speed */
2060/* FAN0 information (reverse engineered from ACPI tables) */
2061#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2062static int sony_pic_set_fanspeed(unsigned long value)
2063{
2064 return ec_write(SONY_PIC_FAN0_STATUS, value);
2065}
2066
2067static int sony_pic_get_fanspeed(u8 *value)
2068{
2069 return ec_read(SONY_PIC_FAN0_STATUS, value);
2070}
2071
49a11dea 2072static ssize_t sony_pic_fanspeed_store(struct device *dev,
2073 struct device_attribute *attr,
2074 const char *buffer, size_t count)
2075{
2076 unsigned long value;
2077 if (count > 31)
2078 return -EINVAL;
2079
2080 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2081 if (sony_pic_set_fanspeed(value))
49a11dea 2082 return -EIO;
2083
2084 return count;
2085}
2086
2087static ssize_t sony_pic_fanspeed_show(struct device *dev,
2088 struct device_attribute *attr, char *buffer)
2089{
2090 u8 value = 0;
7b153f36 2091 if (sony_pic_get_fanspeed(&value))
49a11dea 2092 return -EIO;
2093
2094 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2095}
2096
2097#define SPIC_ATTR(_name, _mode) \
2098struct device_attribute spic_attr_##_name = __ATTR(_name, \
2099 _mode, sony_pic_## _name ##_show, \
2100 sony_pic_## _name ##_store)
2101
49a11dea 2102static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2103static SPIC_ATTR(wwanpower, 0644);
49a11dea 2104static SPIC_ATTR(fanspeed, 0644);
2105
2106static struct attribute *spic_attributes[] = {
49a11dea 2107 &spic_attr_bluetoothpower.attr,
9476cdfa 2108 &spic_attr_wwanpower.attr,
49a11dea 2109 &spic_attr_fanspeed.attr,
2110 NULL
2111};
2112
2113static struct attribute_group spic_attribute_group = {
2114 .attrs = spic_attributes
2115};
2116
7b153f36 2117/******** SONYPI compatibility **********/
a64e62a0 2118#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2119
2120/* battery / brightness / temperature addresses */
2121#define SONYPI_BAT_FLAGS 0x81
2122#define SONYPI_LCD_LIGHT 0x96
2123#define SONYPI_BAT1_PCTRM 0xa0
2124#define SONYPI_BAT1_LEFT 0xa2
2125#define SONYPI_BAT1_MAXRT 0xa4
2126#define SONYPI_BAT2_PCTRM 0xa8
2127#define SONYPI_BAT2_LEFT 0xaa
2128#define SONYPI_BAT2_MAXRT 0xac
2129#define SONYPI_BAT1_MAXTK 0xb0
2130#define SONYPI_BAT1_FULL 0xb2
2131#define SONYPI_BAT2_MAXTK 0xb8
2132#define SONYPI_BAT2_FULL 0xba
2133#define SONYPI_TEMP_STATUS 0xC1
2134
2135struct sonypi_compat_s {
2136 struct fasync_struct *fifo_async;
2137 struct kfifo *fifo;
2138 spinlock_t fifo_lock;
2139 wait_queue_head_t fifo_proc_list;
2140 atomic_t open_count;
2141};
2142static struct sonypi_compat_s sonypi_compat = {
2143 .open_count = ATOMIC_INIT(0),
2144};
2145
2146static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2147{
2148 int retval;
2149
2150 retval = fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
2151 if (retval < 0)
2152 return retval;
2153 return 0;
2154}
2155
2156static int sonypi_misc_release(struct inode *inode, struct file *file)
2157{
7b153f36 2158 atomic_dec(&sonypi_compat.open_count);
2159 return 0;
2160}
2161
2162static int sonypi_misc_open(struct inode *inode, struct file *file)
2163{
2164 /* Flush input queue on first open */
0410e689 2165 lock_kernel();
7b153f36 2166 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
2167 kfifo_reset(sonypi_compat.fifo);
0410e689 2168 unlock_kernel();
7b153f36 2169 return 0;
2170}
2171
2172static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2173 size_t count, loff_t *pos)
2174{
2175 ssize_t ret;
2176 unsigned char c;
2177
2178 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2179 (file->f_flags & O_NONBLOCK))
2180 return -EAGAIN;
2181
2182 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2183 kfifo_len(sonypi_compat.fifo) != 0);
2184 if (ret)
2185 return ret;
2186
2187 while (ret < count &&
2188 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2189 if (put_user(c, buf++))
2190 return -EFAULT;
2191 ret++;
2192 }
2193
2194 if (ret > 0) {
2195 struct inode *inode = file->f_path.dentry->d_inode;
2196 inode->i_atime = current_fs_time(inode->i_sb);
2197 }
2198
2199 return ret;
2200}
2201
2202static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2203{
2204 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2205 if (kfifo_len(sonypi_compat.fifo))
2206 return POLLIN | POLLRDNORM;
2207 return 0;
2208}
2209
2210static int ec_read16(u8 addr, u16 *value)
2211{
2212 u8 val_lb, val_hb;
2213 if (ec_read(addr, &val_lb))
2214 return -1;
2215 if (ec_read(addr + 1, &val_hb))
2216 return -1;
2217 *value = val_lb | (val_hb << 8);
2218 return 0;
2219}
2220
2221static int sonypi_misc_ioctl(struct inode *ip, struct file *fp,
2222 unsigned int cmd, unsigned long arg)
2223{
2224 int ret = 0;
2225 void __user *argp = (void __user *)arg;
2226 u8 val8;
2227 u16 val16;
2228 int value;
2229
9f9f0761 2230 mutex_lock(&spic_dev.lock);
7b153f36 2231 switch (cmd) {
2232 case SONYPI_IOCGBRT:
2233 if (sony_backlight_device == NULL) {
2234 ret = -EIO;
2235 break;
2236 }
2237 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2238 ret = -EIO;
2239 break;
2240 }
2241 val8 = ((value & 0xff) - 1) << 5;
2242 if (copy_to_user(argp, &val8, sizeof(val8)))
2243 ret = -EFAULT;
2244 break;
2245 case SONYPI_IOCSBRT:
2246 if (sony_backlight_device == NULL) {
2247 ret = -EIO;
2248 break;
2249 }
2250 if (copy_from_user(&val8, argp, sizeof(val8))) {
2251 ret = -EFAULT;
2252 break;
2253 }
2254 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2255 (val8 >> 5) + 1, NULL)) {
2256 ret = -EIO;
2257 break;
2258 }
2259 /* sync the backlight device status */
2260 sony_backlight_device->props.brightness =
2261 sony_backlight_get_brightness(sony_backlight_device);
2262 break;
2263 case SONYPI_IOCGBAT1CAP:
2264 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2265 ret = -EIO;
2266 break;
2267 }
2268 if (copy_to_user(argp, &val16, sizeof(val16)))
2269 ret = -EFAULT;
2270 break;
2271 case SONYPI_IOCGBAT1REM:
2272 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2273 ret = -EIO;
2274 break;
2275 }
2276 if (copy_to_user(argp, &val16, sizeof(val16)))
2277 ret = -EFAULT;
2278 break;
2279 case SONYPI_IOCGBAT2CAP:
2280 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2281 ret = -EIO;
2282 break;
2283 }
2284 if (copy_to_user(argp, &val16, sizeof(val16)))
2285 ret = -EFAULT;
2286 break;
2287 case SONYPI_IOCGBAT2REM:
2288 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2289 ret = -EIO;
2290 break;
2291 }
2292 if (copy_to_user(argp, &val16, sizeof(val16)))
2293 ret = -EFAULT;
2294 break;
2295 case SONYPI_IOCGBATFLAGS:
2296 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2297 ret = -EIO;
2298 break;
2299 }
2300 val8 &= 0x07;
2301 if (copy_to_user(argp, &val8, sizeof(val8)))
2302 ret = -EFAULT;
2303 break;
2304 case SONYPI_IOCGBLUE:
2305 val8 = spic_dev.bluetooth_power;
2306 if (copy_to_user(argp, &val8, sizeof(val8)))
2307 ret = -EFAULT;
2308 break;
2309 case SONYPI_IOCSBLUE:
2310 if (copy_from_user(&val8, argp, sizeof(val8))) {
2311 ret = -EFAULT;
2312 break;
2313 }
9f9f0761 2314 __sony_pic_set_bluetoothpower(val8);
7b153f36 2315 break;
2316 /* FAN Controls */
2317 case SONYPI_IOCGFAN:
2318 if (sony_pic_get_fanspeed(&val8)) {
2319 ret = -EIO;
2320 break;
2321 }
2322 if (copy_to_user(argp, &val8, sizeof(val8)))
2323 ret = -EFAULT;
2324 break;
2325 case SONYPI_IOCSFAN:
2326 if (copy_from_user(&val8, argp, sizeof(val8))) {
2327 ret = -EFAULT;
2328 break;
2329 }
2330 if (sony_pic_set_fanspeed(val8))
2331 ret = -EIO;
2332 break;
2333 /* GET Temperature (useful under APM) */
2334 case SONYPI_IOCGTEMP:
2335 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2336 ret = -EIO;
2337 break;
2338 }
2339 if (copy_to_user(argp, &val8, sizeof(val8)))
2340 ret = -EFAULT;
2341 break;
2342 default:
2343 ret = -EINVAL;
2344 }
9f9f0761 2345 mutex_unlock(&spic_dev.lock);
7b153f36 2346 return ret;
2347}
2348
2349static const struct file_operations sonypi_misc_fops = {
2350 .owner = THIS_MODULE,
2351 .read = sonypi_misc_read,
2352 .poll = sonypi_misc_poll,
2353 .open = sonypi_misc_open,
2354 .release = sonypi_misc_release,
2355 .fasync = sonypi_misc_fasync,
2356 .ioctl = sonypi_misc_ioctl,
2357};
2358
2359static struct miscdevice sonypi_misc_device = {
2360 .minor = MISC_DYNAMIC_MINOR,
2361 .name = "sonypi",
2362 .fops = &sonypi_misc_fops,
2363};
2364
2365static void sonypi_compat_report_event(u8 event)
2366{
2367 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2368 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2369 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2370}
2371
2372static int sonypi_compat_init(void)
2373{
2374 int error;
2375
2376 spin_lock_init(&sonypi_compat.fifo_lock);
2377 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2378 &sonypi_compat.fifo_lock);
2379 if (IS_ERR(sonypi_compat.fifo)) {
2380 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2381 return PTR_ERR(sonypi_compat.fifo);
2382 }
2383
2384 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2385
2386 if (minor != -1)
2387 sonypi_misc_device.minor = minor;
2388 error = misc_register(&sonypi_misc_device);
2389 if (error) {
2390 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2391 goto err_free_kfifo;
2392 }
2393 if (minor == -1)
5f3d2898 2394 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2395 sonypi_misc_device.minor);
2396
2397 return 0;
2398
2399err_free_kfifo:
2400 kfifo_free(sonypi_compat.fifo);
2401 return error;
2402}
2403
2404static void sonypi_compat_exit(void)
2405{
2406 misc_deregister(&sonypi_misc_device);
2407 kfifo_free(sonypi_compat.fifo);
2408}
2409#else
2410static int sonypi_compat_init(void) { return 0; }
2411static void sonypi_compat_exit(void) { }
2412static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2413#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2414
1549ee6f 2415/*
33a04454 2416 * ACPI callbacks
1549ee6f 2417 */
33a04454 2418static acpi_status
2419sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2420{
2421 u32 i;
2422 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2423
2424 switch (resource->type) {
2425 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2426 {
2427 /* start IO enumeration */
2428 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2429 if (!ioport)
2430 return AE_ERROR;
2431
2432 list_add(&ioport->list, &dev->ioports);
2433 return AE_OK;
2434 }
2435
33a04454 2436 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2437 /* end IO enumeration */
33a04454 2438 return AE_OK;
2439
2440 case ACPI_RESOURCE_TYPE_IRQ:
2441 {
2442 struct acpi_resource_irq *p = &resource->data.irq;
2443 struct sony_pic_irq *interrupt = NULL;
2444 if (!p || !p->interrupt_count) {
2445 /*
2446 * IRQ descriptors may have no IRQ# bits set,
2447 * particularly those those w/ _STA disabled
2448 */
2449 dprintk("Blank IRQ resource\n");
2450 return AE_OK;
2451 }
2452 for (i = 0; i < p->interrupt_count; i++) {
2453 if (!p->interrupts[i]) {
2454 printk(KERN_WARNING DRV_PFX
2455 "Invalid IRQ %d\n",
2456 p->interrupts[i]);
2457 continue;
2458 }
2459 interrupt = kzalloc(sizeof(*interrupt),
2460 GFP_KERNEL);
2461 if (!interrupt)
2462 return AE_ERROR;
2463
fd1caaed 2464 list_add(&interrupt->list, &dev->interrupts);
33a04454 2465 interrupt->irq.triggering = p->triggering;
2466 interrupt->irq.polarity = p->polarity;
2467 interrupt->irq.sharable = p->sharable;
2468 interrupt->irq.interrupt_count = 1;
2469 interrupt->irq.interrupts[0] = p->interrupts[i];
2470 }
2471 return AE_OK;
2472 }
2473 case ACPI_RESOURCE_TYPE_IO:
2474 {
2475 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2476 struct sony_pic_ioport *ioport =
2477 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2478 if (!io) {
2479 dprintk("Blank IO resource\n");
2480 return AE_OK;
2481 }
2482
fd1caaed
MD		 2483 if (!ioport->io1.minimum) {
2484 memcpy(&ioport->io1, io, sizeof(*io));
2485 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2486 ioport->io1.address_length);
2487 }
2488 else if (!ioport->io2.minimum) {
2489 memcpy(&ioport->io2, io, sizeof(*io));
2490 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2491 ioport->io2.address_length);
2492 }
2493 else {
2494 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2495 return AE_ERROR;
fd1caaed 2496 }
33a04454 2497 return AE_OK;
2498 }
2499 default:
2500 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2501 resource->type);
2502
2503 case ACPI_RESOURCE_TYPE_END_TAG:
2504 return AE_OK;
2505 }
2506 return AE_CTRL_TERMINATE;
2507}
2508
2509static int sony_pic_possible_resources(struct acpi_device *device)
2510{
2511 int result = 0;
2512 acpi_status status = AE_OK;
2513
2514 if (!device)
2515 return -EINVAL;
2516
2517 /* get device status */
2518 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2519 dprintk("Evaluating _STA\n");
2520 result = acpi_bus_get_status(device);
2521 if (result) {
2522 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2523 goto end;
2524 }
2525
2526 if (!device->status.enabled)
2527 dprintk("Device disabled\n");
2528 else
2529 dprintk("Device enabled\n");
2530
2531 /*
2532 * Query and parse 'method'
2533 */
2534 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2535 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2536 sony_pic_read_possible_resource, &spic_dev);
2537 if (ACPI_FAILURE(status)) {
2538 printk(KERN_WARNING DRV_PFX
2539 "Failure evaluating %s\n",
2540 METHOD_NAME__PRS);
2541 result = -ENODEV;
2542 }
2543end:
2544 return result;
2545}
2546
2547/*
2548 * Disable the spic device by calling its _DIS method
2549 */
2550static int sony_pic_disable(struct acpi_device *device)
2551{
6158d3a2
MG		 2552 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2553 NULL);
2554
2555 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2556 return -ENXIO;
2557
2558 dprintk("Device disabled\n");
2559 return 0;
2560}
2561
2562
2563/*
2564 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2565 *
2566 * Call _SRS to set current resources
2567 */
2568static int sony_pic_enable(struct acpi_device *device,
2569 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2570{
2571 acpi_status status;
2572 int result = 0;
fd1caaed
MD		 2573 /* Type 1 resource layout is:
2574 * IO
2575 * IO
2576 * IRQNoFlags
2577 * End
2578 *
2579 * Type 2 and 3 resource layout is:
2580 * IO
2581 * IRQNoFlags
2582 * End
2583 */
33a04454 2584 struct {
fd1caaed
MD		 2585 struct acpi_resource res1;
2586 struct acpi_resource res2;
2587 struct acpi_resource res3;
2588 struct acpi_resource res4;
33a04454 2589 } *resource;
2590 struct acpi_buffer buffer = { 0, NULL };
2591
2592 if (!ioport || !irq)
2593 return -EINVAL;
2594
2595 /* init acpi_buffer */
2596 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2597 if (!resource)
2598 return -ENOMEM;
2599
2600 buffer.length = sizeof(*resource) + 1;
2601 buffer.pointer = resource;
2602
fd1caaed 2603 /* setup Type 1 resources */
de920430 2604 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
33a04454 2605
fd1caaed
MD		 2606 /* setup io resources */
2607 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2608 resource->res1.length = sizeof(struct acpi_resource);
2609 memcpy(&resource->res1.data.io, &ioport->io1,
2610 sizeof(struct acpi_resource_io));
33a04454 2611
fd1caaed
MD		 2612 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2613 resource->res2.length = sizeof(struct acpi_resource);
2614 memcpy(&resource->res2.data.io, &ioport->io2,
2615 sizeof(struct acpi_resource_io));
2616
2617 /* setup irq resource */
2618 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2619 resource->res3.length = sizeof(struct acpi_resource);
2620 memcpy(&resource->res3.data.irq, &irq->irq,
2621 sizeof(struct acpi_resource_irq));
2622 /* we requested a shared irq */
2623 resource->res3.data.irq.sharable = ACPI_SHARED;
2624
2625 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2626
2627 }
2628 /* setup Type 2/3 resources */
2629 else {
2630 /* setup io resource */
2631 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2632 resource->res1.length = sizeof(struct acpi_resource);
2633 memcpy(&resource->res1.data.io, &ioport->io1,
2634 sizeof(struct acpi_resource_io));
2635
2636 /* setup irq resource */
2637 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2638 resource->res2.length = sizeof(struct acpi_resource);
2639 memcpy(&resource->res2.data.irq, &irq->irq,
2640 sizeof(struct acpi_resource_irq));
2641 /* we requested a shared irq */
2642 resource->res2.data.irq.sharable = ACPI_SHARED;
2643
2644 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2645 }
33a04454 2646
2647 /* Attempt to set the resource */
2648 dprintk("Evaluating _SRS\n");
2649 status = acpi_set_current_resources(device->handle, &buffer);
2650
2651 /* check for total failure */
2652 if (ACPI_FAILURE(status)) {
fd1caaed 2653 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2654 result = -ENODEV;
2655 goto end;
2656 }
2657
2658 /* Necessary device initializations calls (from sonypi) */
2659 sony_pic_call1(0x82);
2660 sony_pic_call2(0x81, 0xff);
2661 sony_pic_call1(compat ? 0x92 : 0x82);
2662
2663end:
2664 kfree(resource);
2665 return result;
2666}
2667
2668/*****************
2669 *
2670 * ISR: some event is available
2671 *
2672 *****************/
2673static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2674{
2675 int i, j;
33a04454 2676 u8 ev = 0;
2677 u8 data_mask = 0;
2678 u8 device_event = 0;
2679
2680 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2681
fd1caaed
MD		 2682 ev = inb_p(dev->cur_ioport->io1.minimum);
2683 if (dev->cur_ioport->io2.minimum)
2684 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2685 else
de920430
MD		 2686 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2687 dev->control->evport_offset);
33a04454 2688
22a17780 2689 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430
MD		 2690 ev, data_mask, dev->cur_ioport->io1.minimum,
2691 dev->control->evport_offset);
33a04454 2692
2693 if (ev == 0x00 || ev == 0xff)
2694 return IRQ_HANDLED;
2695
de920430 2696 for (i = 0; dev->control->event_types[i].mask; i++) {
33a04454 2697
de920430
MD		 2698 if ((data_mask & dev->control->event_types[i].data) !=
2699 dev->control->event_types[i].data)
33a04454 2700 continue;
2701
de920430 2702 if (!(mask & dev->control->event_types[i].mask))
33a04454 2703 continue;
2704
de920430
MD		 2705 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2706 if (ev == dev->control->event_types[i].events[j].data) {
33a04454 2707 device_event =
de920430
MD		 2708 dev->control->
2709 event_types[i].events[j].event;
33a04454 2710 goto found;
2711 }
2712 }
2713 }
3eb8749a
MD		 2714 /* Still not able to decode the event try to pass
2715 * it over to the minidriver
2716 */
2717 if (dev->control->handle_irq &&
2718 dev->control->handle_irq(data_mask, ev) == 0)
2719 return IRQ_HANDLED;
2720
de920430
MD		 2721 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2722 ev, data_mask, dev->cur_ioport->io1.minimum,
2723 dev->control->evport_offset);
33a04454 2724 return IRQ_HANDLED;
2725
2726found:
1549ee6f 2727 sony_laptop_report_input_event(device_event);
de920430 2728 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2729 sonypi_compat_report_event(device_event);
33a04454 2730
2731 return IRQ_HANDLED;
2732}
2733
2734/*****************
2735 *
2736 * ACPI driver
2737 *
2738 *****************/
2739static int sony_pic_remove(struct acpi_device *device, int type)
2740{
2741 struct sony_pic_ioport *io, *tmp_io;
2742 struct sony_pic_irq *irq, *tmp_irq;
2743
2744 if (sony_pic_disable(device)) {
2745 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2746 return -ENXIO;
2747 }
2748
2749 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2750 release_region(spic_dev.cur_ioport->io1.minimum,
2751 spic_dev.cur_ioport->io1.address_length);
2752 if (spic_dev.cur_ioport->io2.minimum)
2753 release_region(spic_dev.cur_ioport->io2.minimum,
2754 spic_dev.cur_ioport->io2.address_length);
33a04454 2755
015a916f
MD		 2756 sonypi_compat_exit();
2757
1549ee6f 2758 sony_laptop_remove_input();
33a04454 2759
49a11dea 2760 /* pf attrs */
2761 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2762 sony_pf_remove();
2763
33a04454 2764 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2765 list_del(&io->list);
2766 kfree(io);
2767 }
2768 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2769 list_del(&irq->list);
2770 kfree(irq);
2771 }
2772 spic_dev.cur_ioport = NULL;
2773 spic_dev.cur_irq = NULL;
2774
f6119b02 2775 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2776 return 0;
2777}
2778
2779static int sony_pic_add(struct acpi_device *device)
2780{
2781 int result;
2782 struct sony_pic_ioport *io, *tmp_io;
2783 struct sony_pic_irq *irq, *tmp_irq;
2784
f6119b02 2785 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2786 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2787
2788 spic_dev.acpi_dev = device;
2789 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2790 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2791 mutex_init(&spic_dev.lock);
33a04454 2792
2793 /* read _PRS resources */
2794 result = sony_pic_possible_resources(device);
2795 if (result) {
2796 printk(KERN_ERR DRV_PFX
2797 "Unabe to read possible resources.\n");
2798 goto err_free_resources;
2799 }
2800
2801 /* setup input devices and helper fifo */
2e4d242c 2802 result = sony_laptop_setup_input(device);
33a04454 2803 if (result) {
2804 printk(KERN_ERR DRV_PFX
2805 "Unabe to create input devices.\n");
2806 goto err_free_resources;
2807 }
2808
015a916f
MD		 2809 if (sonypi_compat_init())
2810 goto err_remove_input;
2811
33a04454 2812 /* request io port */
fd1caaed
MD		 2813 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2814 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2815 "Sony Programable I/O Device")) {
fd1caaed
MD		 2816 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2817 io->io1.minimum, io->io1.maximum,
2818 io->io1.address_length);
2819 /* Type 1 have 2 ioports */
2820 if (io->io2.minimum) {
2821 if (request_region(io->io2.minimum,
2822 io->io2.address_length,
2823 "Sony Programable I/O Device")) {
2824 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2825 io->io2.minimum, io->io2.maximum,
2826 io->io2.address_length);
2827 spic_dev.cur_ioport = io;
2828 break;
2829 }
2830 else {
2831 dprintk("Unable to get I/O port2: "
2832 "0x%.4x (0x%.4x) + 0x%.2x\n",
2833 io->io2.minimum, io->io2.maximum,
2834 io->io2.address_length);
2835 release_region(io->io1.minimum,
2836 io->io1.address_length);
2837 }
2838 }
2839 else {
2840 spic_dev.cur_ioport = io;
2841 break;
2842 }
33a04454 2843 }
2844 }
2845 if (!spic_dev.cur_ioport) {
2846 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2847 result = -ENODEV;
015a916f 2848 goto err_remove_compat;
33a04454 2849 }
2850
2851 /* request IRQ */
fd1caaed 2852 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2853 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2854 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2855 dprintk("IRQ: %d - triggering: %d - "
2856 "polarity: %d - shr: %d\n",
2857 irq->irq.interrupts[0],
2858 irq->irq.triggering,
2859 irq->irq.polarity,
2860 irq->irq.sharable);
2861 spic_dev.cur_irq = irq;
2862 break;
2863 }
2864 }
2865 if (!spic_dev.cur_irq) {
2866 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2867 result = -ENODEV;
2868 goto err_release_region;
2869 }
2870
2871 /* set resource status _SRS */
2872 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2873 if (result) {
2874 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2875 goto err_free_irq;
2876 }
2877
49a11dea 2878 spic_dev.bluetooth_power = -1;
2879 /* create device attributes */
2880 result = sony_pf_add();
2881 if (result)
2882 goto err_disable_device;
2883
2884 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2885 if (result)
2886 goto err_remove_pf;
2887
33a04454 2888 return 0;
2889
49a11dea 2890err_remove_pf:
2891 sony_pf_remove();
2892
2893err_disable_device:
2894 sony_pic_disable(device);
2895
33a04454 2896err_free_irq:
2897 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2898
2899err_release_region:
fd1caaed
MD		 2900 release_region(spic_dev.cur_ioport->io1.minimum,
2901 spic_dev.cur_ioport->io1.address_length);
2902 if (spic_dev.cur_ioport->io2.minimum)
2903 release_region(spic_dev.cur_ioport->io2.minimum,
2904 spic_dev.cur_ioport->io2.address_length);
33a04454 2905
015a916f
MD		 2906err_remove_compat:
2907 sonypi_compat_exit();
2908
33a04454 2909err_remove_input:
1549ee6f 2910 sony_laptop_remove_input();
33a04454 2911
2912err_free_resources:
2913 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2914 list_del(&io->list);
2915 kfree(io);
2916 }
2917 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2918 list_del(&irq->list);
2919 kfree(irq);
2920 }
2921 spic_dev.cur_ioport = NULL;
2922 spic_dev.cur_irq = NULL;
2923
2924 return result;
2925}
2926
2927static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2928{
2929 if (sony_pic_disable(device))
2930 return -ENXIO;
2931 return 0;
2932}
2933
2934static int sony_pic_resume(struct acpi_device *device)
2935{
2936 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2937 return 0;
2938}
2939
1ba90e3a
TR		 2940static const struct acpi_device_id sony_pic_device_ids[] = {
2941 {SONY_PIC_HID, 0},
2942 {"", 0},
2943};
2944
33a04454 2945static struct acpi_driver sony_pic_driver = {
2946 .name = SONY_PIC_DRIVER_NAME,
2947 .class = SONY_PIC_CLASS,
1ba90e3a 2948 .ids = sony_pic_device_ids,
33a04454 2949 .owner = THIS_MODULE,
2950 .ops = {
2951 .add = sony_pic_add,
2952 .remove = sony_pic_remove,
2953 .suspend = sony_pic_suspend,
2954 .resume = sony_pic_resume,
2955 },
2956};
2957
2958static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2959 {
2960 .ident = "Sony Vaio",
2961 .matches = {
2962 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2963 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2964 },
2965 },
2966 {
2967 .ident = "Sony Vaio",
2968 .matches = {
2969 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2970 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2971 },
2972 },
2973 { }
2974};
2975
59b19106 2976static int __init sony_laptop_init(void)
7f09c432 2977{
33a04454 2978 int result;
2979
2980 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2981 result = acpi_bus_register_driver(&sony_pic_driver);
2982 if (result) {
2983 printk(KERN_ERR DRV_PFX
2984 "Unable to register SPIC driver.");
2985 goto out;
2986 }
2987 }
2988
2989 result = acpi_bus_register_driver(&sony_nc_driver);
2990 if (result) {
2991 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2992 goto out_unregister_pic;
2993 }
2994
2995 return 0;
2996
2997out_unregister_pic:
2998 if (!no_spic)
2999 acpi_bus_unregister_driver(&sony_pic_driver);
3000out:
3001 return result;
7f09c432
SP		 3002}
3003
59b19106 3004static void __exit sony_laptop_exit(void)
7f09c432 3005{
59b19106 3006 acpi_bus_unregister_driver(&sony_nc_driver);
33a04454 3007 if (!no_spic)
3008 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 3009}
3010
59b19106 3011module_init(sony_laptop_init);
3012module_exit(sony_laptop_exit);
Clone of davem's net-next-2.6 tree