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sony-laptop: notify the hardware of a state change in wwanpower
[deliverable/linux.git] / drivers / platform / x86 / sony-laptop.c
CommitLineData
7f09c432 1/*
33a04454 2 * ACPI Sony Notebook Control Driver (SNC and SPIC)
7f09c432
SP		 3 *
4 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
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 */
1cae7103
HJ		 233 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
234 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
235 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
bc57f865
MD		 236};
237
238static int sony_laptop_input_keycode_map[] = {
239 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
240 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
241 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
242 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
243 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
244 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
245 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
246 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
247 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
248 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
249 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
250 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
251 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
252 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
253 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
254 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
255 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
256 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
257 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
258 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
259 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
260 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
261 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
262 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
263 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
264 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
265 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
266 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
267 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
268 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
269 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
270 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
271 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
272 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
273 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
274 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
275 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
276 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
277 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
278 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
279 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
280 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
281 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
282 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
283 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
284 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
285 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
286 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
287 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 288 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 289 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 290 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
291 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
292 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
293 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
294 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 295 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
296 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
1549ee6f 297};
298
299/* release buttons after a short delay if pressed */
300static void do_sony_laptop_release_key(struct work_struct *work)
301{
302 struct sony_laptop_keypress kp;
303
304 while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp,
305 sizeof(kp)) == sizeof(kp)) {
306 msleep(10);
307 input_report_key(kp.dev, kp.key, 0);
308 input_sync(kp.dev);
309 }
310}
311static DECLARE_WORK(sony_laptop_release_key_work,
312 do_sony_laptop_release_key);
313
3a4fa0a2 314/* forward event to the input subsystem */
1549ee6f 315static void sony_laptop_report_input_event(u8 event)
316{
317 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
318 struct input_dev *key_dev = sony_laptop_input.key_dev;
319 struct sony_laptop_keypress kp = { NULL };
1549ee6f 320
321 if (event == SONYPI_EVENT_FNKEY_RELEASED) {
322 /* Nothing, not all VAIOs generate this event */
323 return;
324 }
325
326 /* report events */
327 switch (event) {
328 /* jog_dev events */
329 case SONYPI_EVENT_JOGDIAL_UP:
330 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
331 input_report_rel(jog_dev, REL_WHEEL, 1);
332 input_sync(jog_dev);
333 return;
334
335 case SONYPI_EVENT_JOGDIAL_DOWN:
336 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
337 input_report_rel(jog_dev, REL_WHEEL, -1);
338 input_sync(jog_dev);
339 return;
340
341 /* key_dev events */
342 case SONYPI_EVENT_JOGDIAL_PRESSED:
343 kp.key = BTN_MIDDLE;
344 kp.dev = jog_dev;
345 break;
346
347 default:
d399d130 348 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 349 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
350 break;
351 }
352 if (sony_laptop_input_index[event] != -1) {
353 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
354 if (kp.key != KEY_UNKNOWN)
1549ee6f 355 kp.dev = key_dev;
bc57f865 356 }
1549ee6f 357 break;
358 }
359
360 if (kp.dev) {
361 input_report_key(kp.dev, kp.key, 1);
bc57f865
MD		 362 /* we emit the scancode so we can always remap the key */
363 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
1549ee6f 364 input_sync(kp.dev);
365 kfifo_put(sony_laptop_input.fifo,
366 (unsigned char *)&kp, sizeof(kp));
367
368 if (!work_pending(&sony_laptop_release_key_work))
369 queue_work(sony_laptop_input.wq,
370 &sony_laptop_release_key_work);
371 } else
372 dprintk("unknown input event %.2x\n", event);
373}
374
2e4d242c 375static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 376{
377 struct input_dev *jog_dev;
378 struct input_dev *key_dev;
379 int i;
380 int error;
381
382 /* don't run again if already initialized */
383 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
384 return 0;
385
386 /* kfifo */
387 spin_lock_init(&sony_laptop_input.fifo_lock);
388 sony_laptop_input.fifo =
389 kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
390 &sony_laptop_input.fifo_lock);
391 if (IS_ERR(sony_laptop_input.fifo)) {
392 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
393 error = PTR_ERR(sony_laptop_input.fifo);
394 goto err_dec_users;
395 }
396
397 /* init workqueue */
398 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
399 if (!sony_laptop_input.wq) {
400 printk(KERN_ERR DRV_PFX
401 "Unabe to create workqueue.\n");
402 error = -ENXIO;
403 goto err_free_kfifo;
404 }
405
406 /* input keys */
407 key_dev = input_allocate_device();
408 if (!key_dev) {
409 error = -ENOMEM;
410 goto err_destroy_wq;
411 }
412
413 key_dev->name = "Sony Vaio Keys";
414 key_dev->id.bustype = BUS_ISA;
415 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 416 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 417
418 /* Initialize the Input Drivers: special keys */
bc57f865
MD		 419 set_bit(EV_KEY, key_dev->evbit);
420 set_bit(EV_MSC, key_dev->evbit);
421 set_bit(MSC_SCAN, key_dev->mscbit);
422 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
423 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
424 key_dev->keycode = &sony_laptop_input_keycode_map;
425 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
426 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
427 set_bit(sony_laptop_input_keycode_map[i],
428 key_dev->keybit);
429 }
430 }
1549ee6f 431
432 error = input_register_device(key_dev);
433 if (error)
434 goto err_free_keydev;
435
436 sony_laptop_input.key_dev = key_dev;
437
438 /* jogdial */
439 jog_dev = input_allocate_device();
440 if (!jog_dev) {
441 error = -ENOMEM;
442 goto err_unregister_keydev;
443 }
444
445 jog_dev->name = "Sony Vaio Jogdial";
446 jog_dev->id.bustype = BUS_ISA;
447 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 448 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 449
7b19ada2
JS		 450 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
451 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
452 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
1549ee6f 453
454 error = input_register_device(jog_dev);
455 if (error)
456 goto err_free_jogdev;
457
458 sony_laptop_input.jog_dev = jog_dev;
459
460 return 0;
461
462err_free_jogdev:
463 input_free_device(jog_dev);
464
465err_unregister_keydev:
466 input_unregister_device(key_dev);
467 /* to avoid kref underflow below at input_free_device */
468 key_dev = NULL;
469
470err_free_keydev:
471 input_free_device(key_dev);
472
473err_destroy_wq:
474 destroy_workqueue(sony_laptop_input.wq);
475
476err_free_kfifo:
477 kfifo_free(sony_laptop_input.fifo);
478
479err_dec_users:
480 atomic_dec(&sony_laptop_input.users);
481 return error;
482}
483
484static void sony_laptop_remove_input(void)
485{
486 /* cleanup only after the last user has gone */
487 if (!atomic_dec_and_test(&sony_laptop_input.users))
488 return;
489
490 /* flush workqueue first */
491 flush_workqueue(sony_laptop_input.wq);
492
493 /* destroy input devs */
494 input_unregister_device(sony_laptop_input.key_dev);
495 sony_laptop_input.key_dev = NULL;
496
497 if (sony_laptop_input.jog_dev) {
498 input_unregister_device(sony_laptop_input.jog_dev);
499 sony_laptop_input.jog_dev = NULL;
500 }
501
502 destroy_workqueue(sony_laptop_input.wq);
503 kfifo_free(sony_laptop_input.fifo);
504}
505
56b8756b 506/*********** Platform Device ***********/
507
508static atomic_t sony_pf_users = ATOMIC_INIT(0);
509static struct platform_driver sony_pf_driver = {
510 .driver = {
511 .name = "sony-laptop",
512 .owner = THIS_MODULE,
513 }
514};
515static struct platform_device *sony_pf_device;
516
517static int sony_pf_add(void)
518{
519 int ret = 0;
520
521 /* don't run again if already initialized */
522 if (atomic_add_return(1, &sony_pf_users) > 1)
523 return 0;
524
525 ret = platform_driver_register(&sony_pf_driver);
526 if (ret)
527 goto out;
528
529 sony_pf_device = platform_device_alloc("sony-laptop", -1);
530 if (!sony_pf_device) {
531 ret = -ENOMEM;
532 goto out_platform_registered;
533 }
534
535 ret = platform_device_add(sony_pf_device);
536 if (ret)
537 goto out_platform_alloced;
538
539 return 0;
540
541 out_platform_alloced:
542 platform_device_put(sony_pf_device);
543 sony_pf_device = NULL;
544 out_platform_registered:
545 platform_driver_unregister(&sony_pf_driver);
546 out:
547 atomic_dec(&sony_pf_users);
548 return ret;
549}
550
551static void sony_pf_remove(void)
552{
553 /* deregister only after the last user has gone */
554 if (!atomic_dec_and_test(&sony_pf_users))
555 return;
556
557 platform_device_del(sony_pf_device);
558 platform_device_put(sony_pf_device);
559 platform_driver_unregister(&sony_pf_driver);
560}
561
562/*********** SNC (SNY5001) Device ***********/
563
33a04454 564/* the device uses 1-based values, while the backlight subsystem uses
565 0-based values */
566#define SONY_MAX_BRIGHTNESS 8
567
568#define SNC_VALIDATE_IN 0
569#define SNC_VALIDATE_OUT 1
570
59b19106 571static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 572 char *);
59b19106 573static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 574 const char *, size_t);
156c221b
MD		 575static int boolean_validate(const int, const int);
576static int brightness_default_validate(const int, const int);
577
59b19106 578struct sony_nc_value {
a02d1c1d
LB		 579 char *name; /* name of the entry */
580 char **acpiget; /* names of the ACPI get function */
581 char **acpiset; /* names of the ACPI set function */
156c221b 582 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 583 int value; /* current setting */
584 int valid; /* Has ever been set */
585 int debug; /* active only in debug mode ? */
586 struct device_attribute devattr; /* sysfs atribute */
ed3aa4b7
MD		 587};
588
59b19106 589#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 590 static char *snc_##_name[] = { _values, NULL }
591
59b19106 592#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 593 { \
594 .name = __stringify(_name), \
595 .acpiget = _getters, \
596 .acpiset = _setters, \
156c221b 597 .validate = _validate, \
ed3aa4b7 598 .debug = _debug, \
59b19106 599 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 600 }
ed3aa4b7 601
59b19106 602#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 603
59b19106 604SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 605
59b19106 606SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
607SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 608
59b19106 609SNC_HANDLE_NAMES(cdpower_get, "GCDP");
610SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 611
59b19106 612SNC_HANDLE_NAMES(audiopower_get, "GAZP");
613SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 614
59b19106 615SNC_HANDLE_NAMES(lanpower_get, "GLNP");
616SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 617
044847e0
MD		 618SNC_HANDLE_NAMES(lidstate_get, "GLID");
619
620SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
621SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
622
623SNC_HANDLE_NAMES(gainbass_get, "GMGB");
624SNC_HANDLE_NAMES(gainbass_set, "CMGB");
625
59b19106 626SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 627
59b19106 628SNC_HANDLE_NAMES(CTR_get, "GCTR");
629SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 630
59b19106 631SNC_HANDLE_NAMES(PCR_get, "GPCR");
632SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 633
59b19106 634SNC_HANDLE_NAMES(CMI_get, "GCMI");
635SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 636
59b19106 637static struct sony_nc_value sony_nc_values[] = {
638 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 639 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 640 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
641 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
642 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 643 boolean_validate, 0),
59b19106 644 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 645 boolean_validate, 1),
044847e0
MD		 646 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
647 boolean_validate, 0),
648 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
649 boolean_validate, 0),
650 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
651 boolean_validate, 0),
ed3aa4b7 652 /* unknown methods */
59b19106 653 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
654 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
655 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
656 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
657 SNC_HANDLE_NULL
7f09c432
SP		 658};
659
59b19106 660static acpi_handle sony_nc_acpi_handle;
661static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 662
d78865cd
MD		 663/*
664 * acpi_evaluate_object wrappers
665 */
7f09c432
SP		 666static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
667{
668 struct acpi_buffer output;
669 union acpi_object out_obj;
670 acpi_status status;
671
672 output.length = sizeof(out_obj);
673 output.pointer = &out_obj;
674
675 status = acpi_evaluate_object(handle, name, NULL, &output);
676 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
677 *result = out_obj.integer.value;
678 return 0;
679 }
680
f6119b02 681 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
7f09c432
SP		 682
683 return -1;
684}
685
686static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
687 int *result)
688{
689 struct acpi_object_list params;
690 union acpi_object in_obj;
691 struct acpi_buffer output;
692 union acpi_object out_obj;
693 acpi_status status;
694
695 params.count = 1;
696 params.pointer = &in_obj;
697 in_obj.type = ACPI_TYPE_INTEGER;
698 in_obj.integer.value = value;
699
700 output.length = sizeof(out_obj);
701 output.pointer = &out_obj;
702
703 status = acpi_evaluate_object(handle, name, &params, &output);
704 if (status == AE_OK) {
705 if (result != NULL) {
706 if (out_obj.type != ACPI_TYPE_INTEGER) {
f6119b02 707 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
7f09c432
SP		 708 "return type\n");
709 return -1;
710 }
711 *result = out_obj.integer.value;
712 }
713 return 0;
714 }
715
f6119b02 716 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
7f09c432
SP		 717
718 return -1;
719}
720
badf26f0
MG		 721static int sony_find_snc_handle(int handle)
722{
723 int i;
724 int result;
725
726 for (i = 0x20; i < 0x30; i++) {
727 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
728 if (result == handle)
729 return i-0x20;
730 }
731
732 return -1;
733}
734
735static int sony_call_snc_handle(int handle, int argument, int *result)
736{
737 int offset = sony_find_snc_handle(handle);
738
739 if (offset < 0)
740 return -1;
741
742 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
743 result);
744}
745
156c221b 746/*
59b19106 747 * sony_nc_values input/output validate functions
156c221b
MD		 748 */
749
750/* brightness_default_validate:
751 *
752 * manipulate input output values to keep consistency with the
753 * backlight framework for which brightness values are 0-based.
754 */
755static int brightness_default_validate(const int direction, const int value)
756{
757 switch (direction) {
758 case SNC_VALIDATE_OUT:
759 return value - 1;
760 case SNC_VALIDATE_IN:
761 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
762 return value + 1;
763 }
764 return -EINVAL;
765}
766
767/* boolean_validate:
768 *
769 * on input validate boolean values 0/1, on output just pass the
770 * received value.
771 */
772static int boolean_validate(const int direction, const int value)
773{
774 if (direction == SNC_VALIDATE_IN) {
775 if (value != 0 && value != 1)
776 return -EINVAL;
777 }
778 return value;
779}
780
ed3aa4b7 781/*
59b19106 782 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 783 */
59b19106 784static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 785 char *buffer)
7f09c432 786{
7f09c432 787 int value;
59b19106 788 struct sony_nc_value *item =
789 container_of(attr, struct sony_nc_value, devattr);
7f09c432 790
ed3aa4b7 791 if (!*item->acpiget)
7f09c432
SP		 792 return -EIO;
793
59b19106 794 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
7f09c432
SP		 795 return -EIO;
796
156c221b
MD		 797 if (item->validate)
798 value = item->validate(SNC_VALIDATE_OUT, value);
799
ed3aa4b7 800 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 801}
802
59b19106 803static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 804 struct device_attribute *attr,
805 const char *buffer, size_t count)
7f09c432 806{
7f09c432 807 int value;
59b19106 808 struct sony_nc_value *item =
809 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 810
811 if (!item->acpiset)
812 return -EIO;
813
ed3aa4b7
MD		 814 if (count > 31)
815 return -EINVAL;
816
817 value = simple_strtoul(buffer, NULL, 10);
7f09c432 818
156c221b
MD		 819 if (item->validate)
820 value = item->validate(SNC_VALIDATE_IN, value);
821
822 if (value < 0)
823 return value;
7f09c432 824
59b19106 825 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
7f09c432 826 return -EIO;
3f4f461f
AM		 827 item->value = value;
828 item->valid = 1;
7f09c432
SP		 829 return count;
830}
831
ed3aa4b7 832
d78865cd
MD		 833/*
834 * Backlight device
835 */
836static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 837{
59b19106 838 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
321709c5 839 bd->props.brightness + 1, NULL);
d78865cd 840}
3f4f461f 841
d78865cd
MD		 842static int sony_backlight_get_brightness(struct backlight_device *bd)
843{
844 int value;
3f4f461f 845
59b19106 846 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
d78865cd
MD		 847 return 0;
848 /* brightness levels are 1-based, while backlight ones are 0-based */
849 return value - 1;
3f4f461f
AM		 850}
851
d78865cd 852static struct backlight_device *sony_backlight_device;
321709c5 853static struct backlight_ops sony_backlight_ops = {
a02d1c1d
LB		 854 .update_status = sony_backlight_update_status,
855 .get_brightness = sony_backlight_get_brightness,
d78865cd
MD		 856};
857
6315fd1c
MD		 858/*
859 * New SNC-only Vaios event mapping to driver known keys
860 */
861struct sony_nc_event {
862 u8 data;
863 u8 event;
864};
865
45c7942b 866static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 867 { 0x90, SONYPI_EVENT_PKEY_P1 },
868 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
869 { 0x91, SONYPI_EVENT_PKEY_P1 },
870 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 871 { 0x81, SONYPI_EVENT_FNKEY_F1 },
872 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
873 { 0x85, SONYPI_EVENT_FNKEY_F5 },
874 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
875 { 0x86, SONYPI_EVENT_FNKEY_F6 },
876 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
877 { 0x87, SONYPI_EVENT_FNKEY_F7 },
878 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 879 { 0x89, SONYPI_EVENT_FNKEY_F9 },
880 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 881 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
882 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
883 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
884 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 885 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
886 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 887 { 0, 0 },
888};
889
45c7942b
MG		 890static struct sony_nc_event sony_127_events[] = {
891 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
892 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
893 { 0x82, SONYPI_EVENT_PKEY_P1 },
894 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
895 { 0x83, SONYPI_EVENT_PKEY_P2 },
896 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
897 { 0x84, SONYPI_EVENT_PKEY_P3 },
898 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
899 { 0x85, SONYPI_EVENT_PKEY_P4 },
900 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
901 { 0x86, SONYPI_EVENT_PKEY_P5 },
902 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
903 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
904 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
905 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
906 { 0, 0 },
907};
908
d78865cd
MD		 909/*
910 * ACPI callbacks
911 */
7f09c432
SP		 912static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
913{
6315fd1c
MD		 914 u32 ev = event;
915 int result;
916
9b57896e
MG		 917 if (ev >= 0x90) {
918 /* New-style event */
45c7942b 919 int key_handle = 0;
9b57896e
MG		 920 ev -= 0x90;
921
45c7942b
MG		 922 if (sony_find_snc_handle(0x100) == ev)
923 key_handle = 0x100;
924 if (sony_find_snc_handle(0x127) == ev)
925 key_handle = 0x127;
926
927 if (handle) {
928 struct sony_nc_event *key_event;
9b57896e 929
45c7942b
MG		 930 if (sony_call_snc_handle(key_handle, 0x200, &result))
931 dprintk("sony_acpi_notify, unable to decode"
932 " event 0x%.2x 0x%.2x\n", key_handle,
933 ev);
9b57896e
MG		 934 else
935 ev = result & 0xFF;
936
45c7942b
MG		 937 if (key_handle == 0x100)
938 key_event = sony_100_events;
939 else
940 key_event = sony_127_events;
941
942 for (; key_event->data; key_event++) {
943 if (key_event->data == ev) {
944 ev = key_event->event;
9b57896e
MG		 945 break;
946 }
6315fd1c 947 }
6315fd1c 948
45c7942b 949 if (!key_event->data) {
9b57896e 950 printk(KERN_INFO DRV_PFX
45c7942b
MG		 951 "Unknown event: 0x%x 0x%x\n", key_handle,
952 ev);
953 }
6cc056bc
MG		 954 } else if (sony_find_snc_handle(0x124) == ev) {
955 sony_nc_rfkill_update();
956 return;
9b57896e 957 }
badf26f0
MG		 958 }
959
6315fd1c
MD		 960 dprintk("sony_acpi_notify, event: 0x%.2x\n", ev);
961 sony_laptop_report_input_event(ev);
14e04fb3 962 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 963}
964
965static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
966 void *context, void **return_value)
967{
30823736
LM		 968 struct acpi_device_info *info;
969 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
7f09c432 970
30823736
LM		 971 if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
972 info = buffer.pointer;
7f09c432 973
30823736
LM		 974 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
975 (char *)&info->name, info->param_count);
976
977 kfree(buffer.pointer);
978 }
7f09c432
SP		 979
980 return AE_OK;
981}
982
d78865cd
MD		 983/*
984 * ACPI device
985 */
badf26f0
MG		 986static int sony_nc_function_setup(struct acpi_device *device)
987{
988 int result;
989
990 /* Enable all events */
991 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
992
993 /* Setup hotkeys */
994 sony_call_snc_handle(0x0100, 0, &result);
995 sony_call_snc_handle(0x0101, 0, &result);
996 sony_call_snc_handle(0x0102, 0x100, &result);
997
998 return 0;
999}
1000
59b19106 1001static int sony_nc_resume(struct acpi_device *device)
d78865cd 1002{
59b19106 1003 struct sony_nc_value *item;
badf26f0 1004 acpi_handle handle;
d78865cd 1005
59b19106 1006 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1007 int ret;
1008
1009 if (!item->valid)
1010 continue;
59b19106 1011 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1012 item->value, NULL);
d78865cd 1013 if (ret < 0) {
6e574195 1014 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1015 break;
1016 }
1017 }
6315fd1c 1018
82734bfc
MG		 1019 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1020 &handle))) {
1021 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1022 dprintk("ECON Method failed\n");
1023 }
1024
badf26f0
MG		 1025 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1026 &handle))) {
1027 dprintk("Doing SNC setup\n");
1028 sony_nc_function_setup(device);
1029 }
1030
e84a02ba
MD		 1031 /* set the last requested brightness level */
1032 if (sony_backlight_device &&
1033 !sony_backlight_update_status(sony_backlight_device))
0ef9cff1 1034 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1035
d78865cd
MD		 1036 return 0;
1037}
1038
6cc056bc
MG		 1039static void sony_nc_rfkill_cleanup(void)
1040{
1041 int i;
1042
1043 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1044 if (sony_rfkill_devices[i])
1045 rfkill_unregister(sony_rfkill_devices[i]);
1046 }
1047}
1048
1049static int sony_nc_rfkill_get(void *data, enum rfkill_state *state)
1050{
1051 int result;
1052 int argument = sony_rfkill_address[(long) data];
1053
1054 sony_call_snc_handle(0x124, 0x200, &result);
1055 if (result & 0x1) {
1056 sony_call_snc_handle(0x124, argument, &result);
1057 if (result & 0xf)
1058 *state = RFKILL_STATE_UNBLOCKED;
1059 else
1060 *state = RFKILL_STATE_SOFT_BLOCKED;
1061 } else {
1062 *state = RFKILL_STATE_HARD_BLOCKED;
1063 }
1064
1065 return 0;
1066}
1067
1068static int sony_nc_rfkill_set(void *data, enum rfkill_state state)
1069{
1070 int result;
1071 int argument = sony_rfkill_address[(long) data] + 0x100;
1072
1073 if (state == RFKILL_STATE_UNBLOCKED)
1074 argument |= 0xff0000;
1075
1076 return sony_call_snc_handle(0x124, argument, &result);
1077}
1078
1079static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
1080{
1081 int err = 0;
1082 struct rfkill *sony_wifi_rfkill;
1083
1084 sony_wifi_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WLAN);
1085 if (!sony_wifi_rfkill)
1086 return -1;
1087 sony_wifi_rfkill->name = "sony-wifi";
1088 sony_wifi_rfkill->toggle_radio = sony_nc_rfkill_set;
1089 sony_wifi_rfkill->get_state = sony_nc_rfkill_get;
1090 sony_wifi_rfkill->user_claim_unsupported = 1;
1091 sony_wifi_rfkill->data = (void *)SONY_WIFI;
1092 err = rfkill_register(sony_wifi_rfkill);
1093 if (err)
1094 rfkill_free(sony_wifi_rfkill);
1095 else
1096 sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
1097 return err;
1098}
1099
1100static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
1101{
1102 int err = 0;
1103 struct rfkill *sony_bluetooth_rfkill;
1104
1105 sony_bluetooth_rfkill = rfkill_allocate(&device->dev,
1106 RFKILL_TYPE_BLUETOOTH);
1107 if (!sony_bluetooth_rfkill)
1108 return -1;
1109 sony_bluetooth_rfkill->name = "sony-bluetooth";
1110 sony_bluetooth_rfkill->toggle_radio = sony_nc_rfkill_set;
1111 sony_bluetooth_rfkill->get_state = sony_nc_rfkill_get;
1112 sony_bluetooth_rfkill->user_claim_unsupported = 1;
1113 sony_bluetooth_rfkill->data = (void *)SONY_BLUETOOTH;
1114 err = rfkill_register(sony_bluetooth_rfkill);
1115 if (err)
1116 rfkill_free(sony_bluetooth_rfkill);
1117 else
1118 sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
1119 return err;
1120}
1121
1122static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
1123{
1124 int err = 0;
1125 struct rfkill *sony_wwan_rfkill;
1126
1127 sony_wwan_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WWAN);
1128 if (!sony_wwan_rfkill)
1129 return -1;
1130 sony_wwan_rfkill->name = "sony-wwan";
1131 sony_wwan_rfkill->toggle_radio = sony_nc_rfkill_set;
1132 sony_wwan_rfkill->get_state = sony_nc_rfkill_get;
1133 sony_wwan_rfkill->user_claim_unsupported = 1;
1134 sony_wwan_rfkill->data = (void *)SONY_WWAN;
1135 err = rfkill_register(sony_wwan_rfkill);
1136 if (err)
1137 rfkill_free(sony_wwan_rfkill);
1138 else
1139 sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
1140 return err;
1141}
1142
1143static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
1144{
1145 int err = 0;
1146 struct rfkill *sony_wimax_rfkill;
1147
1148 sony_wimax_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WIMAX);
1149 if (!sony_wimax_rfkill)
1150 return -1;
1151 sony_wimax_rfkill->name = "sony-wimax";
1152 sony_wimax_rfkill->toggle_radio = sony_nc_rfkill_set;
1153 sony_wimax_rfkill->get_state = sony_nc_rfkill_get;
1154 sony_wimax_rfkill->user_claim_unsupported = 1;
1155 sony_wimax_rfkill->data = (void *)SONY_WIMAX;
1156 err = rfkill_register(sony_wimax_rfkill);
1157 if (err)
1158 rfkill_free(sony_wimax_rfkill);
1159 else
1160 sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
1161 return err;
1162}
1163
1164static void sony_nc_rfkill_update()
1165{
1166 int i;
1167 enum rfkill_state state;
1168
1169 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1170 if (sony_rfkill_devices[i]) {
1171 sony_rfkill_devices[i]->
1172 get_state(sony_rfkill_devices[i]->data,
1173 &state);
1174 rfkill_force_state(sony_rfkill_devices[i], state);
1175 }
1176 }
1177}
1178
1179static int sony_nc_rfkill_setup(struct acpi_device *device)
1180{
1181 int result, ret;
1182
1183 if (sony_find_snc_handle(0x124) == -1)
1184 return -1;
1185
1186 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1187 if (ret) {
1188 printk(KERN_INFO DRV_PFX
1189 "Unable to enumerate rfkill devices: %x\n", ret);
1190 return ret;
1191 }
1192
1193 if (result & 0x1)
1194 sony_nc_setup_wifi_rfkill(device);
1195 if (result & 0x2)
1196 sony_nc_setup_bluetooth_rfkill(device);
1197 if (result & 0x1c)
1198 sony_nc_setup_wwan_rfkill(device);
1199 if (result & 0x20)
1200 sony_nc_setup_wimax_rfkill(device);
1201
1202 return 0;
1203}
1204
59b19106 1205static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1206{
1207 acpi_status status;
8607c673 1208 int result = 0;
50f62afb 1209 acpi_handle handle;
56b8756b 1210 struct sony_nc_value *item;
7f09c432 1211
f6119b02 1212 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1213 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1214
59b19106 1215 sony_nc_acpi_device = device;
33a04454 1216 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1217
59b19106 1218 sony_nc_acpi_handle = device->handle;
7f09c432 1219
b25b732a
MD		 1220 /* read device status */
1221 result = acpi_bus_get_status(device);
1222 /* bail IFF the above call was successful and the device is not present */
1223 if (!result && !device->status.present) {
1224 dprintk("Device not present\n");
1225 result = -ENODEV;
1226 goto outwalk;
1227 }
1228
7f09c432 1229 if (debug) {
59b19106 1230 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
7f09c432
SP		 1231 1, sony_walk_callback, NULL, NULL);
1232 if (ACPI_FAILURE(status)) {
f6119b02 1233 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1234 result = -ENODEV;
1235 goto outwalk;
1236 }
c561162f 1237 }
7f09c432 1238
b25b732a
MD		 1239 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1240 * should be respected as we already checked for the device presence above */
1241 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1242 dprintk("Invoking _INI\n");
1243 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1244 NULL, NULL)))
1245 dprintk("_INI Method failed\n");
1246 }
1247
82734bfc
MG		 1248 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1249 &handle))) {
1250 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1251 dprintk("ECON Method failed\n");
1252 }
1253
badf26f0
MG		 1254 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1255 &handle))) {
1256 dprintk("Doing SNC setup\n");
1257 sony_nc_function_setup(device);
6cc056bc 1258 sony_nc_rfkill_setup(device);
badf26f0
MG		 1259 }
1260
1549ee6f 1261 /* setup input devices and helper fifo */
2e4d242c 1262 result = sony_laptop_setup_input(device);
1549ee6f 1263 if (result) {
1264 printk(KERN_ERR DRV_PFX
1265 "Unabe to create input devices.\n");
1266 goto outwalk;
1267 }
1268
59b19106 1269 status = acpi_install_notify_handler(sony_nc_acpi_handle,
c561162f 1270 ACPI_DEVICE_NOTIFY,
a02d1c1d 1271 sony_acpi_notify, NULL);
c561162f 1272 if (ACPI_FAILURE(status)) {
b25b732a 1273 printk(KERN_WARNING DRV_PFX "unable to install notify handler (%u)\n", status);
c561162f 1274 result = -ENODEV;
1549ee6f 1275 goto outinput;
7f09c432
SP		 1276 }
1277
38cfc148 1278 if (acpi_video_backlight_support()) {
3fedd90f 1279 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1280 "controlled by ACPI video driver\n");
1281 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1282 &handle))) {
50f62afb 1283 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1284 NULL,
321709c5 1285 &sony_backlight_ops);
7df03b82 1286
a02d1c1d 1287 if (IS_ERR(sony_backlight_device)) {
f6119b02 1288 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1289 sony_backlight_device = NULL;
321709c5
RP		 1290 } else {
1291 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1292 sony_backlight_get_brightness
1293 (sony_backlight_device);
2e4d242c 1294 sony_backlight_device->props.max_brightness =
321709c5
RP		 1295 SONY_MAX_BRIGHTNESS - 1;
1296 }
1297
50f62afb 1298 }
7f09c432 1299
49a11dea 1300 result = sony_pf_add();
1301 if (result)
ed3aa4b7 1302 goto outbacklight;
7f09c432 1303
56b8756b 1304 /* create sony_pf sysfs attributes related to the SNC device */
1305 for (item = sony_nc_values; item->name; ++item) {
1306
1307 if (!debug && item->debug)
1308 continue;
1309
1310 /* find the available acpiget as described in the DSDT */
1311 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1312 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1313 *item->acpiget,
1314 &handle))) {
b9a218b7 1315 dprintk("Found %s getter: %s\n",
1316 item->name, *item->acpiget);
56b8756b 1317 item->devattr.attr.mode |= S_IRUGO;
1318 break;
1319 }
1320 }
1321
1322 /* find the available acpiset as described in the DSDT */
1323 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1324 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1325 *item->acpiset,
1326 &handle))) {
b9a218b7 1327 dprintk("Found %s setter: %s\n",
1328 item->name, *item->acpiset);
56b8756b 1329 item->devattr.attr.mode |= S_IWUSR;
1330 break;
1331 }
1332 }
1333
1334 if (item->devattr.attr.mode != 0) {
1335 result =
1336 device_create_file(&sony_pf_device->dev,
1337 &item->devattr);
1338 if (result)
1339 goto out_sysfs;
1340 }
1341 }
1342
7f09c432
SP		 1343 return 0;
1344
56b8756b 1345 out_sysfs:
1346 for (item = sony_nc_values; item->name; ++item) {
1347 device_remove_file(&sony_pf_device->dev, &item->devattr);
1348 }
1349 sony_pf_remove();
1549ee6f 1350
a02d1c1d 1351 outbacklight:
7df03b82
MD		 1352 if (sony_backlight_device)
1353 backlight_device_unregister(sony_backlight_device);
1354
59b19106 1355 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
c561162f
SP		 1356 ACPI_DEVICE_NOTIFY,
1357 sony_acpi_notify);
1358 if (ACPI_FAILURE(status))
f6119b02 1359 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
1549ee6f 1360
1361 outinput:
1362 sony_laptop_remove_input();
1363
a02d1c1d 1364 outwalk:
6cc056bc 1365 sony_nc_rfkill_cleanup();
7f09c432
SP		 1366 return result;
1367}
1368
59b19106 1369static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432
SP		 1370{
1371 acpi_status status;
56b8756b 1372 struct sony_nc_value *item;
7f09c432 1373
50f62afb
AG		 1374 if (sony_backlight_device)
1375 backlight_device_unregister(sony_backlight_device);
1376
59b19106 1377 sony_nc_acpi_device = NULL;
c561162f 1378
59b19106 1379 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
c561162f
SP		 1380 ACPI_DEVICE_NOTIFY,
1381 sony_acpi_notify);
1382 if (ACPI_FAILURE(status))
f6119b02 1383 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
7f09c432 1384
56b8756b 1385 for (item = sony_nc_values; item->name; ++item) {
1386 device_remove_file(&sony_pf_device->dev, &item->devattr);
1387 }
1388
1389 sony_pf_remove();
1549ee6f 1390 sony_laptop_remove_input();
6cc056bc 1391 sony_nc_rfkill_cleanup();
f6119b02 1392 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1393
1394 return 0;
1395}
1396
1ba90e3a
TR		 1397static const struct acpi_device_id sony_device_ids[] = {
1398 {SONY_NC_HID, 0},
1399 {SONY_PIC_HID, 0},
1400 {"", 0},
1401};
1402MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1403
1404static const struct acpi_device_id sony_nc_device_ids[] = {
1405 {SONY_NC_HID, 0},
1406 {"", 0},
1407};
1408
59b19106 1409static struct acpi_driver sony_nc_driver = {
1410 .name = SONY_NC_DRIVER_NAME,
1411 .class = SONY_NC_CLASS,
1ba90e3a 1412 .ids = sony_nc_device_ids,
33a04454 1413 .owner = THIS_MODULE,
a02d1c1d 1414 .ops = {
59b19106 1415 .add = sony_nc_add,
1416 .remove = sony_nc_remove,
1417 .resume = sony_nc_resume,
a02d1c1d 1418 },
3f4f461f
AM		 1419};
1420
33a04454 1421/*********** SPIC (SNY6001) Device ***********/
1422
1423#define SONYPI_DEVICE_TYPE1 0x00000001
1424#define SONYPI_DEVICE_TYPE2 0x00000002
1425#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1426#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1427
22a17780
MD		 1428#define SONYPI_TYPE1_OFFSET 0x04
1429#define SONYPI_TYPE2_OFFSET 0x12
1430#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1431
33a04454 1432struct sony_pic_ioport {
fd1caaed
MD		 1433 struct acpi_resource_io io1;
1434 struct acpi_resource_io io2;
33a04454 1435 struct list_head list;
1436};
1437
1438struct sony_pic_irq {
1439 struct acpi_resource_irq irq;
1440 struct list_head list;
1441};
1442
de920430
MD		 1443struct sonypi_eventtypes {
1444 u8 data;
1445 unsigned long mask;
1446 struct sonypi_event *events;
1447};
1448
1449struct device_ctrl {
1450 int model;
3eb8749a 1451 int (*handle_irq)(const u8, const u8);
de920430
MD		 1452 u16 evport_offset;
1453 u8 has_camera;
1454 u8 has_bluetooth;
1455 u8 has_wwan;
1456 struct sonypi_eventtypes *event_types;
1457};
1458
33a04454 1459struct sony_pic_dev {
de920430 1460 struct device_ctrl *control;
33a04454 1461 struct acpi_device *acpi_dev;
1462 struct sony_pic_irq *cur_irq;
1463 struct sony_pic_ioport *cur_ioport;
1464 struct list_head interrupts;
1465 struct list_head ioports;
9f9f0761 1466 struct mutex lock;
de920430
MD		 1467 u8 camera_power;
1468 u8 bluetooth_power;
1469 u8 wwan_power;
33a04454 1470};
1471
1472static struct sony_pic_dev spic_dev = {
1473 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1474 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1475};
1476
1477/* Event masks */
1478#define SONYPI_JOGGER_MASK 0x00000001
1479#define SONYPI_CAPTURE_MASK 0x00000002
1480#define SONYPI_FNKEY_MASK 0x00000004
1481#define SONYPI_BLUETOOTH_MASK 0x00000008
1482#define SONYPI_PKEY_MASK 0x00000010
1483#define SONYPI_BACK_MASK 0x00000020
1484#define SONYPI_HELP_MASK 0x00000040
1485#define SONYPI_LID_MASK 0x00000080
1486#define SONYPI_ZOOM_MASK 0x00000100
1487#define SONYPI_THUMBPHRASE_MASK 0x00000200
1488#define SONYPI_MEYE_MASK 0x00000400
1489#define SONYPI_MEMORYSTICK_MASK 0x00000800
1490#define SONYPI_BATTERY_MASK 0x00001000
1491#define SONYPI_WIRELESS_MASK 0x00002000
1492
1493struct sonypi_event {
1494 u8 data;
1495 u8 event;
1496};
1497
1498/* The set of possible button release events */
1499static struct sonypi_event sonypi_releaseev[] = {
1500 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1501 { 0, 0 }
1502};
1503
1504/* The set of possible jogger events */
1505static struct sonypi_event sonypi_joggerev[] = {
1506 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1507 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1508 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1509 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1510 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1511 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1512 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1513 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1514 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1515 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1516 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1517 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1518 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1519 { 0, 0 }
1520};
1521
1522/* The set of possible capture button events */
1523static struct sonypi_event sonypi_captureev[] = {
1524 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1525 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1526 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1527 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1528 { 0, 0 }
1529};
1530
1531/* The set of possible fnkeys events */
1532static struct sonypi_event sonypi_fnkeyev[] = {
1533 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1534 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1535 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1536 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1537 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1538 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1539 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1540 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1541 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1542 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1543 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1544 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1545 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1546 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1547 { 0x21, SONYPI_EVENT_FNKEY_1 },
1548 { 0x22, SONYPI_EVENT_FNKEY_2 },
1549 { 0x31, SONYPI_EVENT_FNKEY_D },
1550 { 0x32, SONYPI_EVENT_FNKEY_E },
1551 { 0x33, SONYPI_EVENT_FNKEY_F },
1552 { 0x34, SONYPI_EVENT_FNKEY_S },
1553 { 0x35, SONYPI_EVENT_FNKEY_B },
1554 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1555 { 0, 0 }
1556};
1557
1558/* The set of possible program key events */
1559static struct sonypi_event sonypi_pkeyev[] = {
1560 { 0x01, SONYPI_EVENT_PKEY_P1 },
1561 { 0x02, SONYPI_EVENT_PKEY_P2 },
1562 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1563 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1564 { 0, 0 }
1565};
1566
1567/* The set of possible bluetooth events */
1568static struct sonypi_event sonypi_blueev[] = {
1569 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1570 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1571 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1572 { 0, 0 }
1573};
1574
1575/* The set of possible wireless events */
1576static struct sonypi_event sonypi_wlessev[] = {
1577 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1578 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1579 { 0, 0 }
1580};
1581
1582/* The set of possible back button events */
1583static struct sonypi_event sonypi_backev[] = {
1584 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1585 { 0, 0 }
1586};
1587
1588/* The set of possible help button events */
1589static struct sonypi_event sonypi_helpev[] = {
1590 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1591 { 0, 0 }
1592};
1593
1594
1595/* The set of possible lid events */
1596static struct sonypi_event sonypi_lidev[] = {
1597 { 0x51, SONYPI_EVENT_LID_CLOSED },
1598 { 0x50, SONYPI_EVENT_LID_OPENED },
1599 { 0, 0 }
1600};
1601
1602/* The set of possible zoom events */
1603static struct sonypi_event sonypi_zoomev[] = {
1604 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1605 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1606 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1607 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1608 { 0, 0 }
1609};
1610
1611/* The set of possible thumbphrase events */
1612static struct sonypi_event sonypi_thumbphraseev[] = {
1613 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1614 { 0, 0 }
1615};
1616
1617/* The set of possible motioneye camera events */
1618static struct sonypi_event sonypi_meyeev[] = {
1619 { 0x00, SONYPI_EVENT_MEYE_FACE },
1620 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1621 { 0, 0 }
1622};
1623
1624/* The set of possible memorystick events */
1625static struct sonypi_event sonypi_memorystickev[] = {
1626 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1627 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1628 { 0, 0 }
1629};
1630
1631/* The set of possible battery events */
1632static struct sonypi_event sonypi_batteryev[] = {
1633 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1634 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1635 { 0, 0 }
1636};
1637
1cae7103
HJ		 1638/* The set of possible volume events */
1639static struct sonypi_event sonypi_volumeev[] = {
1640 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1641 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1642 { 0, 0 }
1643};
1644
1645/* The set of possible brightness events */
1646static struct sonypi_event sonypi_brightnessev[] = {
1647 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1648 { 0, 0 }
1649};
1650
de920430
MD		 1651static struct sonypi_eventtypes type1_events[] = {
1652 { 0, 0xffffffff, sonypi_releaseev },
1653 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1654 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1655 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1656 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1657 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1658 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1659 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1660 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1661 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1662 { 0 },
1663};
1664static struct sonypi_eventtypes type2_events[] = {
1665 { 0, 0xffffffff, sonypi_releaseev },
1666 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1667 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1668 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1669 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1670 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1671 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1672 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1673 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1674 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1675 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1676 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1677 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1678 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1679 { 0 },
1680};
1681static struct sonypi_eventtypes type3_events[] = {
1682 { 0, 0xffffffff, sonypi_releaseev },
1683 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1684 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1685 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1686 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1687 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1688 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1689 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1690 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1691 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1692 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1693 { 0 },
de920430
MD		 1694};
1695
3eb8749a 1696/* low level spic calls */
33a04454 1697#define ITERATIONS_LONG 10000
1698#define ITERATIONS_SHORT 10
1699#define wait_on_command(command, iterations) { \
1700 unsigned int n = iterations; \
1701 while (--n && (command)) \
1702 udelay(1); \
1703 if (!n) \
1704 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1705 __FILE__, __func__, __LINE__); \
33a04454 1706}
1707
1708static u8 sony_pic_call1(u8 dev)
1709{
1710 u8 v1, v2;
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 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1716 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1717 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1718 return v2;
1719}
1720
1721static u8 sony_pic_call2(u8 dev, u8 fn)
1722{
1723 u8 v1;
1724
fd1caaed 1725 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1726 ITERATIONS_LONG);
fd1caaed
MD		 1727 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1728 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1729 ITERATIONS_LONG);
fd1caaed
MD		 1730 outb(fn, spic_dev.cur_ioport->io1.minimum);
1731 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1732 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1733 return v1;
1734}
1735
49a11dea 1736static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1737{
1738 u8 v1;
1739
fd1caaed
MD		 1740 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1741 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1742 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1743 outb(fn, spic_dev.cur_ioport->io1.minimum);
1744 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1745 outb(v, spic_dev.cur_ioport->io1.minimum);
1746 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1747 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1748 dev, fn, v, v1);
49a11dea 1749 return v1;
1750}
1751
3eb8749a
MD		 1752/*
1753 * minidrivers for SPIC models
1754 */
e93c8a68 1755static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1756{
1757 /*
1758 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1759 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1760 * irq and we can read new data from the device:
1761 * - 0x5c and 0x5f requires 0xA0
1762 * - 0x61 requires 0xB3
1763 */
1764 if (data_mask == 0x31) {
1765 if (ev == 0x5c || ev == 0x5f)
1766 sony_pic_call1(0xA0);
1767 else if (ev == 0x61)
1768 sony_pic_call1(0xB3);
1769 return 0;
1770 }
1771 return 1;
1772}
1773
1774static struct device_ctrl spic_types[] = {
1775 {
1776 .model = SONYPI_DEVICE_TYPE1,
1777 .handle_irq = NULL,
1778 .evport_offset = SONYPI_TYPE1_OFFSET,
1779 .event_types = type1_events,
1780 },
1781 {
1782 .model = SONYPI_DEVICE_TYPE2,
1783 .handle_irq = NULL,
1784 .evport_offset = SONYPI_TYPE2_OFFSET,
1785 .event_types = type2_events,
1786 },
1787 {
1788 .model = SONYPI_DEVICE_TYPE3,
e93c8a68 1789 .handle_irq = type3_handle_irq,
3eb8749a
MD		 1790 .evport_offset = SONYPI_TYPE3_OFFSET,
1791 .event_types = type3_events,
1792 },
3eb8749a
MD		 1793};
1794
1795static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1796{
1797 struct pci_dev *pcidev;
1798
1799 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1800 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1801 if (pcidev) {
1802 dev->control = &spic_types[0];
1803 goto out;
1804 }
1805
1806 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1807 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1808 if (pcidev) {
1809 dev->control = &spic_types[2];
1810 goto out;
1811 }
1812
1813 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1814 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1815 if (pcidev) {
e93c8a68 1816 dev->control = &spic_types[2];
3eb8749a
MD		 1817 goto out;
1818 }
1819
1820 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1821 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1822 if (pcidev) {
e93c8a68 1823 dev->control = &spic_types[2];
3eb8749a
MD		 1824 goto out;
1825 }
1826
d5b02695
IM		 1827 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1828 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1829 if (pcidev) {
1830 dev->control = &spic_types[2];
1831 goto out;
1832 }
1833
3eb8749a
MD		 1834 /* default */
1835 dev->control = &spic_types[1];
1836
1837out:
1838 if (pcidev)
1839 pci_dev_put(pcidev);
1840
1841 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1842 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
e93c8a68 1843 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1844}
1845
49a11dea 1846/* camera tests and poweron/poweroff */
1847#define SONYPI_CAMERA_PICTURE 5
49a11dea 1848#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1849
1850#define SONYPI_CAMERA_BRIGHTNESS 0
1851#define SONYPI_CAMERA_CONTRAST 1
1852#define SONYPI_CAMERA_HUE 2
1853#define SONYPI_CAMERA_COLOR 3
1854#define SONYPI_CAMERA_SHARPNESS 4
1855
1856#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1857#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1858#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1859#define SONYPI_CAMERA_MUTE_MASK 0x40
1860
1861/* the rest don't need a loop until not 0xff */
1862#define SONYPI_CAMERA_AGC 6
1863#define SONYPI_CAMERA_AGC_MASK 0x30
1864#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1865
1866#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1867#define SONYPI_CAMERA_CONTROL 0x10
1868
1869#define SONYPI_CAMERA_STATUS 7
1870#define SONYPI_CAMERA_STATUS_READY 0x2
1871#define SONYPI_CAMERA_STATUS_POSITION 0x4
1872
1873#define SONYPI_DIRECTION_BACKWARDS 0x4
1874
1875#define SONYPI_CAMERA_REVISION 8
1876#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1877
9f9f0761 1878static int __sony_pic_camera_ready(void)
49a11dea 1879{
1880 u8 v;
1881
1882 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1883 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1884}
1885
e364632e 1886static int __sony_pic_camera_off(void)
49a11dea 1887{
5f3d2898 1888 if (!camera) {
1889 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1890 return -ENODEV;
1891 }
1892
49a11dea 1893 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1894 SONYPI_CAMERA_MUTE_MASK),
1895 ITERATIONS_SHORT);
1896
5f3d2898 1897 if (spic_dev.camera_power) {
1898 sony_pic_call2(0x91, 0);
1899 spic_dev.camera_power = 0;
1900 }
1901 return 0;
49a11dea 1902}
1903
e364632e 1904static int __sony_pic_camera_on(void)
49a11dea 1905{
5f3d2898 1906 int i, j, x;
1907
1908 if (!camera) {
1909 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1910 return -ENODEV;
1911 }
49a11dea 1912
1913 if (spic_dev.camera_power)
e364632e 1914 return 0;
49a11dea 1915
1916 for (j = 5; j > 0; j--) {
1917
5f3d2898 1918 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1919 msleep(10);
1920 sony_pic_call1(0x93);
1921
1922 for (i = 400; i > 0; i--) {
9f9f0761 1923 if (__sony_pic_camera_ready())
49a11dea 1924 break;
1925 msleep(10);
1926 }
1927 if (i)
1928 break;
1929 }
1930
1931 if (j == 0) {
5f3d2898 1932 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1933 return -ENODEV;
49a11dea 1934 }
1935
1936 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1937 0x5a),
1938 ITERATIONS_SHORT);
1939
1940 spic_dev.camera_power = 1;
5f3d2898 1941 return 0;
49a11dea 1942}
1943
e364632e 1944/* External camera command (exported to the motion eye v4l driver) */
1945int sony_pic_camera_command(int command, u8 value)
1946{
1947 if (!camera)
1948 return -EIO;
1949
1950 mutex_lock(&spic_dev.lock);
1951
1952 switch (command) {
1ce82c14 1953 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1954 if (value)
1955 __sony_pic_camera_on();
1956 else
1957 __sony_pic_camera_off();
1958 break;
1ce82c14 1959 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1960 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1961 ITERATIONS_SHORT);
1962 break;
1ce82c14 1963 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1964 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1965 ITERATIONS_SHORT);
1966 break;
1ce82c14 1967 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1968 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1969 ITERATIONS_SHORT);
1970 break;
1ce82c14 1971 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1972 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1973 ITERATIONS_SHORT);
1974 break;
1ce82c14 1975 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1976 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1977 ITERATIONS_SHORT);
1978 break;
1ce82c14 1979 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1980 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1981 ITERATIONS_SHORT);
1982 break;
1ce82c14 1983 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1984 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1985 ITERATIONS_SHORT);
1986 break;
1987 default:
1988 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1989 command);
1990 break;
1991 }
1992 mutex_unlock(&spic_dev.lock);
1993 return 0;
1994}
1995EXPORT_SYMBOL(sony_pic_camera_command);
1996
9476cdfa 1997/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
1998static void sony_pic_set_wwanpower(u8 state)
1999{
2000 state = !!state;
2001 mutex_lock(&spic_dev.lock);
2002 if (spic_dev.wwan_power == state) {
2003 mutex_unlock(&spic_dev.lock);
2004 return;
2005 }
2006 sony_pic_call2(0xB0, state);
3ad1b761 2007 sony_pic_call1(0x82);
9476cdfa 2008 spic_dev.wwan_power = state;
2009 mutex_unlock(&spic_dev.lock);
2010}
2011
2012static ssize_t sony_pic_wwanpower_store(struct device *dev,
2013 struct device_attribute *attr,
2014 const char *buffer, size_t count)
2015{
2016 unsigned long value;
2017 if (count > 31)
2018 return -EINVAL;
2019
2020 value = simple_strtoul(buffer, NULL, 10);
2021 sony_pic_set_wwanpower(value);
2022
2023 return count;
2024}
2025
2026static ssize_t sony_pic_wwanpower_show(struct device *dev,
2027 struct device_attribute *attr, char *buffer)
2028{
2029 ssize_t count;
2030 mutex_lock(&spic_dev.lock);
2031 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2032 mutex_unlock(&spic_dev.lock);
2033 return count;
2034}
2035
49a11dea 2036/* bluetooth subsystem power state */
9f9f0761 2037static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 2038{
2039 state = !!state;
2040 if (spic_dev.bluetooth_power == state)
2041 return;
2042 sony_pic_call2(0x96, state);
2043 sony_pic_call1(0x82);
2044 spic_dev.bluetooth_power = state;
2045}
2046
2047static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2048 struct device_attribute *attr,
2049 const char *buffer, size_t count)
2050{
2051 unsigned long value;
2052 if (count > 31)
2053 return -EINVAL;
2054
2055 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2056 mutex_lock(&spic_dev.lock);
2057 __sony_pic_set_bluetoothpower(value);
2058 mutex_unlock(&spic_dev.lock);
49a11dea 2059
2060 return count;
2061}
2062
2063static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2064 struct device_attribute *attr, char *buffer)
2065{
9f9f0761 2066 ssize_t count = 0;
2067 mutex_lock(&spic_dev.lock);
2068 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2069 mutex_unlock(&spic_dev.lock);
2070 return count;
49a11dea 2071}
2072
2073/* fan speed */
2074/* FAN0 information (reverse engineered from ACPI tables) */
2075#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2076static int sony_pic_set_fanspeed(unsigned long value)
2077{
2078 return ec_write(SONY_PIC_FAN0_STATUS, value);
2079}
2080
2081static int sony_pic_get_fanspeed(u8 *value)
2082{
2083 return ec_read(SONY_PIC_FAN0_STATUS, value);
2084}
2085
49a11dea 2086static ssize_t sony_pic_fanspeed_store(struct device *dev,
2087 struct device_attribute *attr,
2088 const char *buffer, size_t count)
2089{
2090 unsigned long value;
2091 if (count > 31)
2092 return -EINVAL;
2093
2094 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2095 if (sony_pic_set_fanspeed(value))
49a11dea 2096 return -EIO;
2097
2098 return count;
2099}
2100
2101static ssize_t sony_pic_fanspeed_show(struct device *dev,
2102 struct device_attribute *attr, char *buffer)
2103{
2104 u8 value = 0;
7b153f36 2105 if (sony_pic_get_fanspeed(&value))
49a11dea 2106 return -EIO;
2107
2108 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2109}
2110
2111#define SPIC_ATTR(_name, _mode) \
2112struct device_attribute spic_attr_##_name = __ATTR(_name, \
2113 _mode, sony_pic_## _name ##_show, \
2114 sony_pic_## _name ##_store)
2115
49a11dea 2116static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2117static SPIC_ATTR(wwanpower, 0644);
49a11dea 2118static SPIC_ATTR(fanspeed, 0644);
2119
2120static struct attribute *spic_attributes[] = {
49a11dea 2121 &spic_attr_bluetoothpower.attr,
9476cdfa 2122 &spic_attr_wwanpower.attr,
49a11dea 2123 &spic_attr_fanspeed.attr,
2124 NULL
2125};
2126
2127static struct attribute_group spic_attribute_group = {
2128 .attrs = spic_attributes
2129};
2130
7b153f36 2131/******** SONYPI compatibility **********/
a64e62a0 2132#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2133
2134/* battery / brightness / temperature addresses */
2135#define SONYPI_BAT_FLAGS 0x81
2136#define SONYPI_LCD_LIGHT 0x96
2137#define SONYPI_BAT1_PCTRM 0xa0
2138#define SONYPI_BAT1_LEFT 0xa2
2139#define SONYPI_BAT1_MAXRT 0xa4
2140#define SONYPI_BAT2_PCTRM 0xa8
2141#define SONYPI_BAT2_LEFT 0xaa
2142#define SONYPI_BAT2_MAXRT 0xac
2143#define SONYPI_BAT1_MAXTK 0xb0
2144#define SONYPI_BAT1_FULL 0xb2
2145#define SONYPI_BAT2_MAXTK 0xb8
2146#define SONYPI_BAT2_FULL 0xba
2147#define SONYPI_TEMP_STATUS 0xC1
2148
2149struct sonypi_compat_s {
2150 struct fasync_struct *fifo_async;
2151 struct kfifo *fifo;
2152 spinlock_t fifo_lock;
2153 wait_queue_head_t fifo_proc_list;
2154 atomic_t open_count;
2155};
2156static struct sonypi_compat_s sonypi_compat = {
2157 .open_count = ATOMIC_INIT(0),
2158};
2159
2160static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2161{
2162 int retval;
2163
2164 retval = fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
2165 if (retval < 0)
2166 return retval;
2167 return 0;
2168}
2169
2170static int sonypi_misc_release(struct inode *inode, struct file *file)
2171{
7b153f36 2172 atomic_dec(&sonypi_compat.open_count);
2173 return 0;
2174}
2175
2176static int sonypi_misc_open(struct inode *inode, struct file *file)
2177{
2178 /* Flush input queue on first open */
0410e689 2179 lock_kernel();
7b153f36 2180 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
2181 kfifo_reset(sonypi_compat.fifo);
0410e689 2182 unlock_kernel();
7b153f36 2183 return 0;
2184}
2185
2186static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2187 size_t count, loff_t *pos)
2188{
2189 ssize_t ret;
2190 unsigned char c;
2191
2192 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2193 (file->f_flags & O_NONBLOCK))
2194 return -EAGAIN;
2195
2196 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2197 kfifo_len(sonypi_compat.fifo) != 0);
2198 if (ret)
2199 return ret;
2200
2201 while (ret < count &&
2202 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2203 if (put_user(c, buf++))
2204 return -EFAULT;
2205 ret++;
2206 }
2207
2208 if (ret > 0) {
2209 struct inode *inode = file->f_path.dentry->d_inode;
2210 inode->i_atime = current_fs_time(inode->i_sb);
2211 }
2212
2213 return ret;
2214}
2215
2216static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2217{
2218 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2219 if (kfifo_len(sonypi_compat.fifo))
2220 return POLLIN | POLLRDNORM;
2221 return 0;
2222}
2223
2224static int ec_read16(u8 addr, u16 *value)
2225{
2226 u8 val_lb, val_hb;
2227 if (ec_read(addr, &val_lb))
2228 return -1;
2229 if (ec_read(addr + 1, &val_hb))
2230 return -1;
2231 *value = val_lb | (val_hb << 8);
2232 return 0;
2233}
2234
2b24ef09
AC		 2235static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2236 unsigned long arg)
7b153f36 2237{
2238 int ret = 0;
2239 void __user *argp = (void __user *)arg;
2240 u8 val8;
2241 u16 val16;
2242 int value;
2243
9f9f0761 2244 mutex_lock(&spic_dev.lock);
7b153f36 2245 switch (cmd) {
2246 case SONYPI_IOCGBRT:
2247 if (sony_backlight_device == NULL) {
2248 ret = -EIO;
2249 break;
2250 }
2251 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2252 ret = -EIO;
2253 break;
2254 }
2255 val8 = ((value & 0xff) - 1) << 5;
2256 if (copy_to_user(argp, &val8, sizeof(val8)))
2257 ret = -EFAULT;
2258 break;
2259 case SONYPI_IOCSBRT:
2260 if (sony_backlight_device == NULL) {
2261 ret = -EIO;
2262 break;
2263 }
2264 if (copy_from_user(&val8, argp, sizeof(val8))) {
2265 ret = -EFAULT;
2266 break;
2267 }
2268 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2269 (val8 >> 5) + 1, NULL)) {
2270 ret = -EIO;
2271 break;
2272 }
2273 /* sync the backlight device status */
2274 sony_backlight_device->props.brightness =
2275 sony_backlight_get_brightness(sony_backlight_device);
2276 break;
2277 case SONYPI_IOCGBAT1CAP:
2278 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2279 ret = -EIO;
2280 break;
2281 }
2282 if (copy_to_user(argp, &val16, sizeof(val16)))
2283 ret = -EFAULT;
2284 break;
2285 case SONYPI_IOCGBAT1REM:
2286 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2287 ret = -EIO;
2288 break;
2289 }
2290 if (copy_to_user(argp, &val16, sizeof(val16)))
2291 ret = -EFAULT;
2292 break;
2293 case SONYPI_IOCGBAT2CAP:
2294 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2295 ret = -EIO;
2296 break;
2297 }
2298 if (copy_to_user(argp, &val16, sizeof(val16)))
2299 ret = -EFAULT;
2300 break;
2301 case SONYPI_IOCGBAT2REM:
2302 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2303 ret = -EIO;
2304 break;
2305 }
2306 if (copy_to_user(argp, &val16, sizeof(val16)))
2307 ret = -EFAULT;
2308 break;
2309 case SONYPI_IOCGBATFLAGS:
2310 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2311 ret = -EIO;
2312 break;
2313 }
2314 val8 &= 0x07;
2315 if (copy_to_user(argp, &val8, sizeof(val8)))
2316 ret = -EFAULT;
2317 break;
2318 case SONYPI_IOCGBLUE:
2319 val8 = spic_dev.bluetooth_power;
2320 if (copy_to_user(argp, &val8, sizeof(val8)))
2321 ret = -EFAULT;
2322 break;
2323 case SONYPI_IOCSBLUE:
2324 if (copy_from_user(&val8, argp, sizeof(val8))) {
2325 ret = -EFAULT;
2326 break;
2327 }
9f9f0761 2328 __sony_pic_set_bluetoothpower(val8);
7b153f36 2329 break;
2330 /* FAN Controls */
2331 case SONYPI_IOCGFAN:
2332 if (sony_pic_get_fanspeed(&val8)) {
2333 ret = -EIO;
2334 break;
2335 }
2336 if (copy_to_user(argp, &val8, sizeof(val8)))
2337 ret = -EFAULT;
2338 break;
2339 case SONYPI_IOCSFAN:
2340 if (copy_from_user(&val8, argp, sizeof(val8))) {
2341 ret = -EFAULT;
2342 break;
2343 }
2344 if (sony_pic_set_fanspeed(val8))
2345 ret = -EIO;
2346 break;
2347 /* GET Temperature (useful under APM) */
2348 case SONYPI_IOCGTEMP:
2349 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2350 ret = -EIO;
2351 break;
2352 }
2353 if (copy_to_user(argp, &val8, sizeof(val8)))
2354 ret = -EFAULT;
2355 break;
2356 default:
2357 ret = -EINVAL;
2358 }
9f9f0761 2359 mutex_unlock(&spic_dev.lock);
7b153f36 2360 return ret;
2361}
2362
2363static const struct file_operations sonypi_misc_fops = {
2364 .owner = THIS_MODULE,
2365 .read = sonypi_misc_read,
2366 .poll = sonypi_misc_poll,
2367 .open = sonypi_misc_open,
2368 .release = sonypi_misc_release,
2369 .fasync = sonypi_misc_fasync,
2b24ef09 2370 .unlocked_ioctl = sonypi_misc_ioctl,
7b153f36 2371};
2372
2373static struct miscdevice sonypi_misc_device = {
2374 .minor = MISC_DYNAMIC_MINOR,
2375 .name = "sonypi",
2376 .fops = &sonypi_misc_fops,
2377};
2378
2379static void sonypi_compat_report_event(u8 event)
2380{
2381 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2382 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2383 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2384}
2385
2386static int sonypi_compat_init(void)
2387{
2388 int error;
2389
2390 spin_lock_init(&sonypi_compat.fifo_lock);
2391 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2392 &sonypi_compat.fifo_lock);
2393 if (IS_ERR(sonypi_compat.fifo)) {
2394 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2395 return PTR_ERR(sonypi_compat.fifo);
2396 }
2397
2398 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2399
2400 if (minor != -1)
2401 sonypi_misc_device.minor = minor;
2402 error = misc_register(&sonypi_misc_device);
2403 if (error) {
2404 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2405 goto err_free_kfifo;
2406 }
2407 if (minor == -1)
5f3d2898 2408 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2409 sonypi_misc_device.minor);
2410
2411 return 0;
2412
2413err_free_kfifo:
2414 kfifo_free(sonypi_compat.fifo);
2415 return error;
2416}
2417
2418static void sonypi_compat_exit(void)
2419{
2420 misc_deregister(&sonypi_misc_device);
2421 kfifo_free(sonypi_compat.fifo);
2422}
2423#else
2424static int sonypi_compat_init(void) { return 0; }
2425static void sonypi_compat_exit(void) { }
2426static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2427#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2428
1549ee6f 2429/*
33a04454 2430 * ACPI callbacks
1549ee6f 2431 */
33a04454 2432static acpi_status
2433sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2434{
2435 u32 i;
2436 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2437
2438 switch (resource->type) {
2439 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2440 {
2441 /* start IO enumeration */
2442 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2443 if (!ioport)
2444 return AE_ERROR;
2445
2446 list_add(&ioport->list, &dev->ioports);
2447 return AE_OK;
2448 }
2449
33a04454 2450 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2451 /* end IO enumeration */
33a04454 2452 return AE_OK;
2453
2454 case ACPI_RESOURCE_TYPE_IRQ:
2455 {
2456 struct acpi_resource_irq *p = &resource->data.irq;
2457 struct sony_pic_irq *interrupt = NULL;
2458 if (!p || !p->interrupt_count) {
2459 /*
2460 * IRQ descriptors may have no IRQ# bits set,
2461 * particularly those those w/ _STA disabled
2462 */
2463 dprintk("Blank IRQ resource\n");
2464 return AE_OK;
2465 }
2466 for (i = 0; i < p->interrupt_count; i++) {
2467 if (!p->interrupts[i]) {
2468 printk(KERN_WARNING DRV_PFX
2469 "Invalid IRQ %d\n",
2470 p->interrupts[i]);
2471 continue;
2472 }
2473 interrupt = kzalloc(sizeof(*interrupt),
2474 GFP_KERNEL);
2475 if (!interrupt)
2476 return AE_ERROR;
2477
fd1caaed 2478 list_add(&interrupt->list, &dev->interrupts);
33a04454 2479 interrupt->irq.triggering = p->triggering;
2480 interrupt->irq.polarity = p->polarity;
2481 interrupt->irq.sharable = p->sharable;
2482 interrupt->irq.interrupt_count = 1;
2483 interrupt->irq.interrupts[0] = p->interrupts[i];
2484 }
2485 return AE_OK;
2486 }
2487 case ACPI_RESOURCE_TYPE_IO:
2488 {
2489 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2490 struct sony_pic_ioport *ioport =
2491 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2492 if (!io) {
2493 dprintk("Blank IO resource\n");
2494 return AE_OK;
2495 }
2496
fd1caaed
MD		 2497 if (!ioport->io1.minimum) {
2498 memcpy(&ioport->io1, io, sizeof(*io));
2499 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2500 ioport->io1.address_length);
2501 }
2502 else if (!ioport->io2.minimum) {
2503 memcpy(&ioport->io2, io, sizeof(*io));
2504 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2505 ioport->io2.address_length);
2506 }
2507 else {
2508 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2509 return AE_ERROR;
fd1caaed 2510 }
33a04454 2511 return AE_OK;
2512 }
2513 default:
2514 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2515 resource->type);
2516
2517 case ACPI_RESOURCE_TYPE_END_TAG:
2518 return AE_OK;
2519 }
2520 return AE_CTRL_TERMINATE;
2521}
2522
2523static int sony_pic_possible_resources(struct acpi_device *device)
2524{
2525 int result = 0;
2526 acpi_status status = AE_OK;
2527
2528 if (!device)
2529 return -EINVAL;
2530
2531 /* get device status */
2532 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2533 dprintk("Evaluating _STA\n");
2534 result = acpi_bus_get_status(device);
2535 if (result) {
2536 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2537 goto end;
2538 }
2539
2540 if (!device->status.enabled)
2541 dprintk("Device disabled\n");
2542 else
2543 dprintk("Device enabled\n");
2544
2545 /*
2546 * Query and parse 'method'
2547 */
2548 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2549 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2550 sony_pic_read_possible_resource, &spic_dev);
2551 if (ACPI_FAILURE(status)) {
2552 printk(KERN_WARNING DRV_PFX
2553 "Failure evaluating %s\n",
2554 METHOD_NAME__PRS);
2555 result = -ENODEV;
2556 }
2557end:
2558 return result;
2559}
2560
2561/*
2562 * Disable the spic device by calling its _DIS method
2563 */
2564static int sony_pic_disable(struct acpi_device *device)
2565{
6158d3a2
MG		 2566 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2567 NULL);
2568
2569 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2570 return -ENXIO;
2571
2572 dprintk("Device disabled\n");
2573 return 0;
2574}
2575
2576
2577/*
2578 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2579 *
2580 * Call _SRS to set current resources
2581 */
2582static int sony_pic_enable(struct acpi_device *device,
2583 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2584{
2585 acpi_status status;
2586 int result = 0;
fd1caaed
MD		 2587 /* Type 1 resource layout is:
2588 * IO
2589 * IO
2590 * IRQNoFlags
2591 * End
2592 *
2593 * Type 2 and 3 resource layout is:
2594 * IO
2595 * IRQNoFlags
2596 * End
2597 */
33a04454 2598 struct {
fd1caaed
MD		 2599 struct acpi_resource res1;
2600 struct acpi_resource res2;
2601 struct acpi_resource res3;
2602 struct acpi_resource res4;
33a04454 2603 } *resource;
2604 struct acpi_buffer buffer = { 0, NULL };
2605
2606 if (!ioport || !irq)
2607 return -EINVAL;
2608
2609 /* init acpi_buffer */
2610 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2611 if (!resource)
2612 return -ENOMEM;
2613
2614 buffer.length = sizeof(*resource) + 1;
2615 buffer.pointer = resource;
2616
fd1caaed 2617 /* setup Type 1 resources */
de920430 2618 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
33a04454 2619
fd1caaed
MD		 2620 /* setup io resources */
2621 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2622 resource->res1.length = sizeof(struct acpi_resource);
2623 memcpy(&resource->res1.data.io, &ioport->io1,
2624 sizeof(struct acpi_resource_io));
33a04454 2625
fd1caaed
MD		 2626 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2627 resource->res2.length = sizeof(struct acpi_resource);
2628 memcpy(&resource->res2.data.io, &ioport->io2,
2629 sizeof(struct acpi_resource_io));
2630
2631 /* setup irq resource */
2632 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2633 resource->res3.length = sizeof(struct acpi_resource);
2634 memcpy(&resource->res3.data.irq, &irq->irq,
2635 sizeof(struct acpi_resource_irq));
2636 /* we requested a shared irq */
2637 resource->res3.data.irq.sharable = ACPI_SHARED;
2638
2639 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2640
2641 }
2642 /* setup Type 2/3 resources */
2643 else {
2644 /* setup io resource */
2645 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2646 resource->res1.length = sizeof(struct acpi_resource);
2647 memcpy(&resource->res1.data.io, &ioport->io1,
2648 sizeof(struct acpi_resource_io));
2649
2650 /* setup irq resource */
2651 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2652 resource->res2.length = sizeof(struct acpi_resource);
2653 memcpy(&resource->res2.data.irq, &irq->irq,
2654 sizeof(struct acpi_resource_irq));
2655 /* we requested a shared irq */
2656 resource->res2.data.irq.sharable = ACPI_SHARED;
2657
2658 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2659 }
33a04454 2660
2661 /* Attempt to set the resource */
2662 dprintk("Evaluating _SRS\n");
2663 status = acpi_set_current_resources(device->handle, &buffer);
2664
2665 /* check for total failure */
2666 if (ACPI_FAILURE(status)) {
fd1caaed 2667 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2668 result = -ENODEV;
2669 goto end;
2670 }
2671
2672 /* Necessary device initializations calls (from sonypi) */
2673 sony_pic_call1(0x82);
2674 sony_pic_call2(0x81, 0xff);
2675 sony_pic_call1(compat ? 0x92 : 0x82);
2676
2677end:
2678 kfree(resource);
2679 return result;
2680}
2681
2682/*****************
2683 *
2684 * ISR: some event is available
2685 *
2686 *****************/
2687static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2688{
2689 int i, j;
33a04454 2690 u8 ev = 0;
2691 u8 data_mask = 0;
2692 u8 device_event = 0;
2693
2694 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2695
fd1caaed
MD		 2696 ev = inb_p(dev->cur_ioport->io1.minimum);
2697 if (dev->cur_ioport->io2.minimum)
2698 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2699 else
de920430
MD		 2700 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2701 dev->control->evport_offset);
33a04454 2702
22a17780 2703 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430
MD		 2704 ev, data_mask, dev->cur_ioport->io1.minimum,
2705 dev->control->evport_offset);
33a04454 2706
2707 if (ev == 0x00 || ev == 0xff)
2708 return IRQ_HANDLED;
2709
de920430 2710 for (i = 0; dev->control->event_types[i].mask; i++) {
33a04454 2711
de920430
MD		 2712 if ((data_mask & dev->control->event_types[i].data) !=
2713 dev->control->event_types[i].data)
33a04454 2714 continue;
2715
de920430 2716 if (!(mask & dev->control->event_types[i].mask))
33a04454 2717 continue;
2718
de920430
MD		 2719 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2720 if (ev == dev->control->event_types[i].events[j].data) {
33a04454 2721 device_event =
de920430
MD		 2722 dev->control->
2723 event_types[i].events[j].event;
33a04454 2724 goto found;
2725 }
2726 }
2727 }
3eb8749a
MD		 2728 /* Still not able to decode the event try to pass
2729 * it over to the minidriver
2730 */
2731 if (dev->control->handle_irq &&
2732 dev->control->handle_irq(data_mask, ev) == 0)
2733 return IRQ_HANDLED;
2734
de920430
MD		 2735 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2736 ev, data_mask, dev->cur_ioport->io1.minimum,
2737 dev->control->evport_offset);
33a04454 2738 return IRQ_HANDLED;
2739
2740found:
1549ee6f 2741 sony_laptop_report_input_event(device_event);
de920430 2742 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2743 sonypi_compat_report_event(device_event);
33a04454 2744
2745 return IRQ_HANDLED;
2746}
2747
2748/*****************
2749 *
2750 * ACPI driver
2751 *
2752 *****************/
2753static int sony_pic_remove(struct acpi_device *device, int type)
2754{
2755 struct sony_pic_ioport *io, *tmp_io;
2756 struct sony_pic_irq *irq, *tmp_irq;
2757
2758 if (sony_pic_disable(device)) {
2759 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2760 return -ENXIO;
2761 }
2762
2763 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2764 release_region(spic_dev.cur_ioport->io1.minimum,
2765 spic_dev.cur_ioport->io1.address_length);
2766 if (spic_dev.cur_ioport->io2.minimum)
2767 release_region(spic_dev.cur_ioport->io2.minimum,
2768 spic_dev.cur_ioport->io2.address_length);
33a04454 2769
015a916f
MD		 2770 sonypi_compat_exit();
2771
1549ee6f 2772 sony_laptop_remove_input();
33a04454 2773
49a11dea 2774 /* pf attrs */
2775 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2776 sony_pf_remove();
2777
33a04454 2778 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2779 list_del(&io->list);
2780 kfree(io);
2781 }
2782 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2783 list_del(&irq->list);
2784 kfree(irq);
2785 }
2786 spic_dev.cur_ioport = NULL;
2787 spic_dev.cur_irq = NULL;
2788
f6119b02 2789 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2790 return 0;
2791}
2792
2793static int sony_pic_add(struct acpi_device *device)
2794{
2795 int result;
2796 struct sony_pic_ioport *io, *tmp_io;
2797 struct sony_pic_irq *irq, *tmp_irq;
2798
f6119b02 2799 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2800 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2801
2802 spic_dev.acpi_dev = device;
2803 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2804 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2805 mutex_init(&spic_dev.lock);
33a04454 2806
2807 /* read _PRS resources */
2808 result = sony_pic_possible_resources(device);
2809 if (result) {
2810 printk(KERN_ERR DRV_PFX
2811 "Unabe to read possible resources.\n");
2812 goto err_free_resources;
2813 }
2814
2815 /* setup input devices and helper fifo */
2e4d242c 2816 result = sony_laptop_setup_input(device);
33a04454 2817 if (result) {
2818 printk(KERN_ERR DRV_PFX
2819 "Unabe to create input devices.\n");
2820 goto err_free_resources;
2821 }
2822
015a916f
MD		 2823 if (sonypi_compat_init())
2824 goto err_remove_input;
2825
33a04454 2826 /* request io port */
fd1caaed
MD		 2827 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2828 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2829 "Sony Programable I/O Device")) {
fd1caaed
MD		 2830 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2831 io->io1.minimum, io->io1.maximum,
2832 io->io1.address_length);
2833 /* Type 1 have 2 ioports */
2834 if (io->io2.minimum) {
2835 if (request_region(io->io2.minimum,
2836 io->io2.address_length,
2837 "Sony Programable I/O Device")) {
2838 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2839 io->io2.minimum, io->io2.maximum,
2840 io->io2.address_length);
2841 spic_dev.cur_ioport = io;
2842 break;
2843 }
2844 else {
2845 dprintk("Unable to get I/O port2: "
2846 "0x%.4x (0x%.4x) + 0x%.2x\n",
2847 io->io2.minimum, io->io2.maximum,
2848 io->io2.address_length);
2849 release_region(io->io1.minimum,
2850 io->io1.address_length);
2851 }
2852 }
2853 else {
2854 spic_dev.cur_ioport = io;
2855 break;
2856 }
33a04454 2857 }
2858 }
2859 if (!spic_dev.cur_ioport) {
2860 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2861 result = -ENODEV;
015a916f 2862 goto err_remove_compat;
33a04454 2863 }
2864
2865 /* request IRQ */
fd1caaed 2866 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2867 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2868 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2869 dprintk("IRQ: %d - triggering: %d - "
2870 "polarity: %d - shr: %d\n",
2871 irq->irq.interrupts[0],
2872 irq->irq.triggering,
2873 irq->irq.polarity,
2874 irq->irq.sharable);
2875 spic_dev.cur_irq = irq;
2876 break;
2877 }
2878 }
2879 if (!spic_dev.cur_irq) {
2880 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2881 result = -ENODEV;
2882 goto err_release_region;
2883 }
2884
2885 /* set resource status _SRS */
2886 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2887 if (result) {
2888 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2889 goto err_free_irq;
2890 }
2891
49a11dea 2892 spic_dev.bluetooth_power = -1;
2893 /* create device attributes */
2894 result = sony_pf_add();
2895 if (result)
2896 goto err_disable_device;
2897
2898 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2899 if (result)
2900 goto err_remove_pf;
2901
33a04454 2902 return 0;
2903
49a11dea 2904err_remove_pf:
2905 sony_pf_remove();
2906
2907err_disable_device:
2908 sony_pic_disable(device);
2909
33a04454 2910err_free_irq:
2911 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2912
2913err_release_region:
fd1caaed
MD		 2914 release_region(spic_dev.cur_ioport->io1.minimum,
2915 spic_dev.cur_ioport->io1.address_length);
2916 if (spic_dev.cur_ioport->io2.minimum)
2917 release_region(spic_dev.cur_ioport->io2.minimum,
2918 spic_dev.cur_ioport->io2.address_length);
33a04454 2919
015a916f
MD		 2920err_remove_compat:
2921 sonypi_compat_exit();
2922
33a04454 2923err_remove_input:
1549ee6f 2924 sony_laptop_remove_input();
33a04454 2925
2926err_free_resources:
2927 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2928 list_del(&io->list);
2929 kfree(io);
2930 }
2931 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2932 list_del(&irq->list);
2933 kfree(irq);
2934 }
2935 spic_dev.cur_ioport = NULL;
2936 spic_dev.cur_irq = NULL;
2937
2938 return result;
2939}
2940
2941static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2942{
2943 if (sony_pic_disable(device))
2944 return -ENXIO;
2945 return 0;
2946}
2947
2948static int sony_pic_resume(struct acpi_device *device)
2949{
2950 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2951 return 0;
2952}
2953
1ba90e3a
TR		 2954static const struct acpi_device_id sony_pic_device_ids[] = {
2955 {SONY_PIC_HID, 0},
2956 {"", 0},
2957};
2958
33a04454 2959static struct acpi_driver sony_pic_driver = {
2960 .name = SONY_PIC_DRIVER_NAME,
2961 .class = SONY_PIC_CLASS,
1ba90e3a 2962 .ids = sony_pic_device_ids,
33a04454 2963 .owner = THIS_MODULE,
2964 .ops = {
2965 .add = sony_pic_add,
2966 .remove = sony_pic_remove,
2967 .suspend = sony_pic_suspend,
2968 .resume = sony_pic_resume,
2969 },
2970};
2971
2972static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2973 {
2974 .ident = "Sony Vaio",
2975 .matches = {
2976 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2977 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2978 },
2979 },
2980 {
2981 .ident = "Sony Vaio",
2982 .matches = {
2983 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2984 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2985 },
2986 },
2987 { }
2988};
2989
59b19106 2990static int __init sony_laptop_init(void)
7f09c432 2991{
33a04454 2992 int result;
2993
2994 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2995 result = acpi_bus_register_driver(&sony_pic_driver);
2996 if (result) {
2997 printk(KERN_ERR DRV_PFX
2998 "Unable to register SPIC driver.");
2999 goto out;
3000 }
3001 }
3002
3003 result = acpi_bus_register_driver(&sony_nc_driver);
3004 if (result) {
3005 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
3006 goto out_unregister_pic;
3007 }
3008
3009 return 0;
3010
3011out_unregister_pic:
3012 if (!no_spic)
3013 acpi_bus_unregister_driver(&sony_pic_driver);
3014out:
3015 return result;
7f09c432
SP		 3016}
3017
59b19106 3018static void __exit sony_laptop_exit(void)
7f09c432 3019{
59b19106 3020 acpi_bus_unregister_driver(&sony_nc_driver);
33a04454 3021 if (!no_spic)
3022 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 3023}
3024
59b19106 3025module_init(sony_laptop_init);
3026module_exit(sony_laptop_exit);
Linux kernel - Deliverables
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