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panasonic-laptop: use .notify method instead of installing handler directly
[net-next-2.6.git] / drivers / platform / x86 / sony-laptop.c
CommitLineData
7f09c432 1/*
33a04454 2 * ACPI Sony Notebook Control Driver (SNC and SPIC)
7f09c432
SP		 3 *
4 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
37418347 5 * Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it>
7f09c432
SP		 6 *
7 * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
8 * which are copyrighted by their respective authors.
9 *
33a04454 10 * The SNY6001 driver part is based on the sonypi driver which includes
11 * material from:
12 *
13 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
14 *
15 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
16 *
db955170 17 * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
33a04454 18 *
19 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
20 *
21 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
22 *
23 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
24 *
25 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
26 *
27 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
28 *
7f09c432
SP		 29 * This program is free software; you can redistribute it and/or modify
30 * it under the terms of the GNU General Public License as published by
31 * the Free Software Foundation; either version 2 of the License, or
32 * (at your option) any later version.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
42 *
43 */
44
45#include <linux/kernel.h>
46#include <linux/module.h>
47#include <linux/moduleparam.h>
48#include <linux/init.h>
49#include <linux/types.h>
50f62afb 50#include <linux/backlight.h>
ed3aa4b7 51#include <linux/platform_device.h>
50f62afb 52#include <linux/err.h>
33a04454 53#include <linux/dmi.h>
54#include <linux/pci.h>
55#include <linux/interrupt.h>
56#include <linux/delay.h>
57#include <linux/input.h>
58#include <linux/kfifo.h>
59#include <linux/workqueue.h>
60#include <linux/acpi.h>
7f09c432
SP		 61#include <acpi/acpi_drivers.h>
62#include <acpi/acpi_bus.h>
63#include <asm/uaccess.h>
33a04454 64#include <linux/sonypi.h>
1ce82c14 65#include <linux/sony-laptop.h>
6cc056bc 66#include <linux/rfkill.h>
a64e62a0 67#ifdef CONFIG_SONYPI_COMPAT
7b153f36 68#include <linux/poll.h>
69#include <linux/miscdevice.h>
70#endif
7f09c432 71
33a04454 72#define DRV_PFX "sony-laptop: "
b9a218b7 73#define dprintk(msg...) do { \
f6119b02 74 if (debug) printk(KERN_WARNING DRV_PFX msg); \
b9a218b7 75} while (0)
76
425ef5d7 77#define SONY_LAPTOP_DRIVER_VERSION "0.6"
33a04454 78
79#define SONY_NC_CLASS "sony-nc"
59b19106 80#define SONY_NC_HID "SNY5001"
f6119b02 81#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
50f62afb 82
33a04454 83#define SONY_PIC_CLASS "sony-pic"
84#define SONY_PIC_HID "SNY6001"
f6119b02 85#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
7f09c432 86
ed3aa4b7 87MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
33a04454 88MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
7f09c432 89MODULE_LICENSE("GPL");
33a04454 90MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
7f09c432
SP		 91
92static int debug;
93module_param(debug, int, 0);
94MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
a02d1c1d 95 "the development of this driver");
7f09c432 96
33a04454 97static int no_spic; /* = 0 */
98module_param(no_spic, int, 0444);
99MODULE_PARM_DESC(no_spic,
100 "set this if you don't want to enable the SPIC device");
101
102static int compat; /* = 0 */
103module_param(compat, int, 0444);
104MODULE_PARM_DESC(compat,
7b153f36 105 "set this if you want to enable backward compatibility mode");
33a04454 106
107static unsigned long mask = 0xffffffff;
108module_param(mask, ulong, 0644);
109MODULE_PARM_DESC(mask,
110 "set this to the mask of event you want to enable (see doc)");
111
5f3d2898 112static int camera; /* = 0 */
113module_param(camera, int, 0444);
114MODULE_PARM_DESC(camera,
115 "set this to 1 to enable Motion Eye camera controls "
116 "(only use it if you have a C1VE or C1VN model)");
117
a64e62a0 118#ifdef CONFIG_SONYPI_COMPAT
7b153f36 119static int minor = -1;
120module_param(minor, int, 0);
121MODULE_PARM_DESC(minor,
122 "minor number of the misc device for the SPIC compatibility code, "
123 "default is -1 (automatic)");
124#endif
125
6cc056bc
MG		 126enum sony_nc_rfkill {
127 SONY_WIFI,
128 SONY_BLUETOOTH,
129 SONY_WWAN,
130 SONY_WIMAX,
131 SONY_RFKILL_MAX,
132};
133
134static struct rfkill *sony_rfkill_devices[SONY_RFKILL_MAX];
135static int sony_rfkill_address[SONY_RFKILL_MAX] = {0x300, 0x500, 0x700, 0x900};
136static void sony_nc_rfkill_update(void);
137
1549ee6f 138/*********** Input Devices ***********/
139
140#define SONY_LAPTOP_BUF_SIZE 128
141struct sony_laptop_input_s {
142 atomic_t users;
143 struct input_dev *jog_dev;
144 struct input_dev *key_dev;
145 struct kfifo *fifo;
146 spinlock_t fifo_lock;
147 struct workqueue_struct *wq;
148};
6cc056bc 149
1549ee6f 150static struct sony_laptop_input_s sony_laptop_input = {
151 .users = ATOMIC_INIT(0),
152};
153
154struct sony_laptop_keypress {
155 struct input_dev *dev;
156 int key;
157};
158
bc57f865
MD		 159/* Correspondance table between sonypi events
160 * and input layer indexes in the keymap
161 */
162static int sony_laptop_input_index[] = {
3eb8749a
MD		 163 -1, /* 0 no event */
164 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
165 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
166 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
167 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
168 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
169 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
170 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
171 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
172 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
173 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
174 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
175 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
176 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
177 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
178 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
179 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
180 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
181 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
182 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
183 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
184 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
185 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
186 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
187 17, /* 24 SONYPI_EVENT_FNKEY_1 */
188 18, /* 25 SONYPI_EVENT_FNKEY_2 */
189 19, /* 26 SONYPI_EVENT_FNKEY_D */
190 20, /* 27 SONYPI_EVENT_FNKEY_E */
191 21, /* 28 SONYPI_EVENT_FNKEY_F */
192 22, /* 29 SONYPI_EVENT_FNKEY_S */
193 23, /* 30 SONYPI_EVENT_FNKEY_B */
194 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
195 25, /* 32 SONYPI_EVENT_PKEY_P1 */
196 26, /* 33 SONYPI_EVENT_PKEY_P2 */
197 27, /* 34 SONYPI_EVENT_PKEY_P3 */
198 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
199 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
200 -1, /* 37 SONYPI_EVENT_LID_OPENED */
201 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
202 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
203 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
204 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
205 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
206 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
207 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
208 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
209 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
210 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
211 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
212 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
213 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
214 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
215 43, /* 52 SONYPI_EVENT_MEYE_FACE */
216 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
217 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
218 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
219 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
220 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
221 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
222 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
223 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
224 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
225 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
226 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
9b57896e 227 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
45c7942b
MG		 228 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
229 53, /* 66 SONYPI_EVENT_PKEY_P4 */
230 54, /* 67 SONYPI_EVENT_PKEY_P5 */
231 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 232 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
233 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
234 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
bc57f865
MD		 235};
236
237static int sony_laptop_input_keycode_map[] = {
238 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
239 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
240 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
241 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
242 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
243 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
244 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
245 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
246 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
247 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
248 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
249 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
250 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
251 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
252 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
253 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
254 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
255 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
256 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
257 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
258 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
259 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
260 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
261 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
262 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
263 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
264 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
265 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
266 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
267 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
268 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
269 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
270 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
271 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
272 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
273 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
274 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
275 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
276 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
277 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
278 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
279 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
280 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
281 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
282 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
283 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
284 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
285 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
286 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 287 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 288 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 289 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
290 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
291 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
292 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
293 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 294 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
295 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
1549ee6f 296};
297
298/* release buttons after a short delay if pressed */
299static void do_sony_laptop_release_key(struct work_struct *work)
300{
301 struct sony_laptop_keypress kp;
302
303 while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp,
304 sizeof(kp)) == sizeof(kp)) {
305 msleep(10);
306 input_report_key(kp.dev, kp.key, 0);
307 input_sync(kp.dev);
308 }
309}
310static DECLARE_WORK(sony_laptop_release_key_work,
311 do_sony_laptop_release_key);
312
3a4fa0a2 313/* forward event to the input subsystem */
1549ee6f 314static void sony_laptop_report_input_event(u8 event)
315{
316 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
317 struct input_dev *key_dev = sony_laptop_input.key_dev;
318 struct sony_laptop_keypress kp = { NULL };
1549ee6f 319
320 if (event == SONYPI_EVENT_FNKEY_RELEASED) {
321 /* Nothing, not all VAIOs generate this event */
322 return;
323 }
324
325 /* report events */
326 switch (event) {
327 /* jog_dev events */
328 case SONYPI_EVENT_JOGDIAL_UP:
329 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
330 input_report_rel(jog_dev, REL_WHEEL, 1);
331 input_sync(jog_dev);
332 return;
333
334 case SONYPI_EVENT_JOGDIAL_DOWN:
335 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
336 input_report_rel(jog_dev, REL_WHEEL, -1);
337 input_sync(jog_dev);
338 return;
339
340 /* key_dev events */
341 case SONYPI_EVENT_JOGDIAL_PRESSED:
342 kp.key = BTN_MIDDLE;
343 kp.dev = jog_dev;
344 break;
345
346 default:
d399d130 347 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 348 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
349 break;
350 }
351 if (sony_laptop_input_index[event] != -1) {
352 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
353 if (kp.key != KEY_UNKNOWN)
1549ee6f 354 kp.dev = key_dev;
bc57f865 355 }
1549ee6f 356 break;
357 }
358
359 if (kp.dev) {
360 input_report_key(kp.dev, kp.key, 1);
bc57f865
MD		 361 /* we emit the scancode so we can always remap the key */
362 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
1549ee6f 363 input_sync(kp.dev);
364 kfifo_put(sony_laptop_input.fifo,
365 (unsigned char *)&kp, sizeof(kp));
366
367 if (!work_pending(&sony_laptop_release_key_work))
368 queue_work(sony_laptop_input.wq,
369 &sony_laptop_release_key_work);
370 } else
371 dprintk("unknown input event %.2x\n", event);
372}
373
2e4d242c 374static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 375{
376 struct input_dev *jog_dev;
377 struct input_dev *key_dev;
378 int i;
379 int error;
380
381 /* don't run again if already initialized */
382 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
383 return 0;
384
385 /* kfifo */
386 spin_lock_init(&sony_laptop_input.fifo_lock);
387 sony_laptop_input.fifo =
388 kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
389 &sony_laptop_input.fifo_lock);
390 if (IS_ERR(sony_laptop_input.fifo)) {
391 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
392 error = PTR_ERR(sony_laptop_input.fifo);
393 goto err_dec_users;
394 }
395
396 /* init workqueue */
397 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
398 if (!sony_laptop_input.wq) {
399 printk(KERN_ERR DRV_PFX
ff07a53a 400 "Unable to create workqueue.\n");
1549ee6f 401 error = -ENXIO;
402 goto err_free_kfifo;
403 }
404
405 /* input keys */
406 key_dev = input_allocate_device();
407 if (!key_dev) {
408 error = -ENOMEM;
409 goto err_destroy_wq;
410 }
411
412 key_dev->name = "Sony Vaio Keys";
413 key_dev->id.bustype = BUS_ISA;
414 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 415 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 416
417 /* Initialize the Input Drivers: special keys */
bc57f865
MD		 418 set_bit(EV_KEY, key_dev->evbit);
419 set_bit(EV_MSC, key_dev->evbit);
420 set_bit(MSC_SCAN, key_dev->mscbit);
421 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
422 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
423 key_dev->keycode = &sony_laptop_input_keycode_map;
424 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
425 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
426 set_bit(sony_laptop_input_keycode_map[i],
427 key_dev->keybit);
428 }
429 }
1549ee6f 430
431 error = input_register_device(key_dev);
432 if (error)
433 goto err_free_keydev;
434
435 sony_laptop_input.key_dev = key_dev;
436
437 /* jogdial */
438 jog_dev = input_allocate_device();
439 if (!jog_dev) {
440 error = -ENOMEM;
441 goto err_unregister_keydev;
442 }
443
444 jog_dev->name = "Sony Vaio Jogdial";
445 jog_dev->id.bustype = BUS_ISA;
446 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 447 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 448
7b19ada2
JS		 449 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
450 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
451 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
1549ee6f 452
453 error = input_register_device(jog_dev);
454 if (error)
455 goto err_free_jogdev;
456
457 sony_laptop_input.jog_dev = jog_dev;
458
459 return 0;
460
461err_free_jogdev:
462 input_free_device(jog_dev);
463
464err_unregister_keydev:
465 input_unregister_device(key_dev);
466 /* to avoid kref underflow below at input_free_device */
467 key_dev = NULL;
468
469err_free_keydev:
470 input_free_device(key_dev);
471
472err_destroy_wq:
473 destroy_workqueue(sony_laptop_input.wq);
474
475err_free_kfifo:
476 kfifo_free(sony_laptop_input.fifo);
477
478err_dec_users:
479 atomic_dec(&sony_laptop_input.users);
480 return error;
481}
482
483static void sony_laptop_remove_input(void)
484{
485 /* cleanup only after the last user has gone */
486 if (!atomic_dec_and_test(&sony_laptop_input.users))
487 return;
488
489 /* flush workqueue first */
490 flush_workqueue(sony_laptop_input.wq);
491
492 /* destroy input devs */
493 input_unregister_device(sony_laptop_input.key_dev);
494 sony_laptop_input.key_dev = NULL;
495
496 if (sony_laptop_input.jog_dev) {
497 input_unregister_device(sony_laptop_input.jog_dev);
498 sony_laptop_input.jog_dev = NULL;
499 }
500
501 destroy_workqueue(sony_laptop_input.wq);
502 kfifo_free(sony_laptop_input.fifo);
503}
504
56b8756b 505/*********** Platform Device ***********/
506
507static atomic_t sony_pf_users = ATOMIC_INIT(0);
508static struct platform_driver sony_pf_driver = {
509 .driver = {
510 .name = "sony-laptop",
511 .owner = THIS_MODULE,
512 }
513};
514static struct platform_device *sony_pf_device;
515
516static int sony_pf_add(void)
517{
518 int ret = 0;
519
520 /* don't run again if already initialized */
521 if (atomic_add_return(1, &sony_pf_users) > 1)
522 return 0;
523
524 ret = platform_driver_register(&sony_pf_driver);
525 if (ret)
526 goto out;
527
528 sony_pf_device = platform_device_alloc("sony-laptop", -1);
529 if (!sony_pf_device) {
530 ret = -ENOMEM;
531 goto out_platform_registered;
532 }
533
534 ret = platform_device_add(sony_pf_device);
535 if (ret)
536 goto out_platform_alloced;
537
538 return 0;
539
540 out_platform_alloced:
541 platform_device_put(sony_pf_device);
542 sony_pf_device = NULL;
543 out_platform_registered:
544 platform_driver_unregister(&sony_pf_driver);
545 out:
546 atomic_dec(&sony_pf_users);
547 return ret;
548}
549
550static void sony_pf_remove(void)
551{
552 /* deregister only after the last user has gone */
553 if (!atomic_dec_and_test(&sony_pf_users))
554 return;
555
556 platform_device_del(sony_pf_device);
557 platform_device_put(sony_pf_device);
558 platform_driver_unregister(&sony_pf_driver);
559}
560
561/*********** SNC (SNY5001) Device ***********/
562
33a04454 563/* the device uses 1-based values, while the backlight subsystem uses
564 0-based values */
565#define SONY_MAX_BRIGHTNESS 8
566
567#define SNC_VALIDATE_IN 0
568#define SNC_VALIDATE_OUT 1
569
59b19106 570static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 571 char *);
59b19106 572static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 573 const char *, size_t);
156c221b
MD		 574static int boolean_validate(const int, const int);
575static int brightness_default_validate(const int, const int);
576
59b19106 577struct sony_nc_value {
a02d1c1d
LB		 578 char *name; /* name of the entry */
579 char **acpiget; /* names of the ACPI get function */
580 char **acpiset; /* names of the ACPI set function */
156c221b 581 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 582 int value; /* current setting */
583 int valid; /* Has ever been set */
584 int debug; /* active only in debug mode ? */
585 struct device_attribute devattr; /* sysfs atribute */
ed3aa4b7
MD		 586};
587
59b19106 588#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 589 static char *snc_##_name[] = { _values, NULL }
590
59b19106 591#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 592 { \
593 .name = __stringify(_name), \
594 .acpiget = _getters, \
595 .acpiset = _setters, \
156c221b 596 .validate = _validate, \
ed3aa4b7 597 .debug = _debug, \
59b19106 598 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 599 }
ed3aa4b7 600
59b19106 601#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 602
59b19106 603SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 604
59b19106 605SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
606SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 607
59b19106 608SNC_HANDLE_NAMES(cdpower_get, "GCDP");
609SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 610
59b19106 611SNC_HANDLE_NAMES(audiopower_get, "GAZP");
612SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 613
59b19106 614SNC_HANDLE_NAMES(lanpower_get, "GLNP");
615SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 616
044847e0
MD		 617SNC_HANDLE_NAMES(lidstate_get, "GLID");
618
619SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
620SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
621
622SNC_HANDLE_NAMES(gainbass_get, "GMGB");
623SNC_HANDLE_NAMES(gainbass_set, "CMGB");
624
59b19106 625SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 626
59b19106 627SNC_HANDLE_NAMES(CTR_get, "GCTR");
628SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 629
59b19106 630SNC_HANDLE_NAMES(PCR_get, "GPCR");
631SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 632
59b19106 633SNC_HANDLE_NAMES(CMI_get, "GCMI");
634SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 635
59b19106 636static struct sony_nc_value sony_nc_values[] = {
637 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 638 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 639 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
640 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
641 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 642 boolean_validate, 0),
59b19106 643 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 644 boolean_validate, 1),
044847e0
MD		 645 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
646 boolean_validate, 0),
647 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
648 boolean_validate, 0),
649 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
650 boolean_validate, 0),
ed3aa4b7 651 /* unknown methods */
59b19106 652 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
653 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
654 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
655 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
656 SNC_HANDLE_NULL
7f09c432
SP		 657};
658
59b19106 659static acpi_handle sony_nc_acpi_handle;
660static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 661
d78865cd
MD		 662/*
663 * acpi_evaluate_object wrappers
664 */
7f09c432
SP		 665static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
666{
667 struct acpi_buffer output;
668 union acpi_object out_obj;
669 acpi_status status;
670
671 output.length = sizeof(out_obj);
672 output.pointer = &out_obj;
673
674 status = acpi_evaluate_object(handle, name, NULL, &output);
675 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
676 *result = out_obj.integer.value;
677 return 0;
678 }
679
f6119b02 680 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
7f09c432
SP		 681
682 return -1;
683}
684
685static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
686 int *result)
687{
688 struct acpi_object_list params;
689 union acpi_object in_obj;
690 struct acpi_buffer output;
691 union acpi_object out_obj;
692 acpi_status status;
693
694 params.count = 1;
695 params.pointer = &in_obj;
696 in_obj.type = ACPI_TYPE_INTEGER;
697 in_obj.integer.value = value;
698
699 output.length = sizeof(out_obj);
700 output.pointer = &out_obj;
701
702 status = acpi_evaluate_object(handle, name, &params, &output);
703 if (status == AE_OK) {
704 if (result != NULL) {
705 if (out_obj.type != ACPI_TYPE_INTEGER) {
f6119b02 706 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
7f09c432
SP		 707 "return type\n");
708 return -1;
709 }
710 *result = out_obj.integer.value;
711 }
712 return 0;
713 }
714
f6119b02 715 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
7f09c432
SP		 716
717 return -1;
718}
719
badf26f0
MG		 720static int sony_find_snc_handle(int handle)
721{
722 int i;
723 int result;
724
725 for (i = 0x20; i < 0x30; i++) {
726 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
727 if (result == handle)
728 return i-0x20;
729 }
730
731 return -1;
732}
733
734static int sony_call_snc_handle(int handle, int argument, int *result)
735{
736 int offset = sony_find_snc_handle(handle);
737
738 if (offset < 0)
739 return -1;
740
741 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
742 result);
743}
744
156c221b 745/*
59b19106 746 * sony_nc_values input/output validate functions
156c221b
MD		 747 */
748
749/* brightness_default_validate:
750 *
751 * manipulate input output values to keep consistency with the
752 * backlight framework for which brightness values are 0-based.
753 */
754static int brightness_default_validate(const int direction, const int value)
755{
756 switch (direction) {
757 case SNC_VALIDATE_OUT:
758 return value - 1;
759 case SNC_VALIDATE_IN:
760 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
761 return value + 1;
762 }
763 return -EINVAL;
764}
765
766/* boolean_validate:
767 *
768 * on input validate boolean values 0/1, on output just pass the
769 * received value.
770 */
771static int boolean_validate(const int direction, const int value)
772{
773 if (direction == SNC_VALIDATE_IN) {
774 if (value != 0 && value != 1)
775 return -EINVAL;
776 }
777 return value;
778}
779
ed3aa4b7 780/*
59b19106 781 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 782 */
59b19106 783static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 784 char *buffer)
7f09c432 785{
7f09c432 786 int value;
59b19106 787 struct sony_nc_value *item =
788 container_of(attr, struct sony_nc_value, devattr);
7f09c432 789
ed3aa4b7 790 if (!*item->acpiget)
7f09c432
SP		 791 return -EIO;
792
59b19106 793 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
7f09c432
SP		 794 return -EIO;
795
156c221b
MD		 796 if (item->validate)
797 value = item->validate(SNC_VALIDATE_OUT, value);
798
ed3aa4b7 799 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 800}
801
59b19106 802static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 803 struct device_attribute *attr,
804 const char *buffer, size_t count)
7f09c432 805{
7f09c432 806 int value;
59b19106 807 struct sony_nc_value *item =
808 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 809
810 if (!item->acpiset)
811 return -EIO;
812
ed3aa4b7
MD		 813 if (count > 31)
814 return -EINVAL;
815
816 value = simple_strtoul(buffer, NULL, 10);
7f09c432 817
156c221b
MD		 818 if (item->validate)
819 value = item->validate(SNC_VALIDATE_IN, value);
820
821 if (value < 0)
822 return value;
7f09c432 823
59b19106 824 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
7f09c432 825 return -EIO;
3f4f461f
AM		 826 item->value = value;
827 item->valid = 1;
7f09c432
SP		 828 return count;
829}
830
ed3aa4b7 831
d78865cd
MD		 832/*
833 * Backlight device
834 */
835static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 836{
59b19106 837 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
321709c5 838 bd->props.brightness + 1, NULL);
d78865cd 839}
3f4f461f 840
d78865cd
MD		 841static int sony_backlight_get_brightness(struct backlight_device *bd)
842{
843 int value;
3f4f461f 844
59b19106 845 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
d78865cd
MD		 846 return 0;
847 /* brightness levels are 1-based, while backlight ones are 0-based */
848 return value - 1;
3f4f461f
AM		 849}
850
d78865cd 851static struct backlight_device *sony_backlight_device;
321709c5 852static struct backlight_ops sony_backlight_ops = {
a02d1c1d
LB		 853 .update_status = sony_backlight_update_status,
854 .get_brightness = sony_backlight_get_brightness,
d78865cd
MD		 855};
856
6315fd1c
MD		 857/*
858 * New SNC-only Vaios event mapping to driver known keys
859 */
860struct sony_nc_event {
861 u8 data;
862 u8 event;
863};
864
45c7942b 865static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 866 { 0x90, SONYPI_EVENT_PKEY_P1 },
867 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
6479efb6 868 { 0x91, SONYPI_EVENT_PKEY_P2 },
9b57896e 869 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 870 { 0x81, SONYPI_EVENT_FNKEY_F1 },
871 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
f5acf5e8
AV		 872 { 0x82, SONYPI_EVENT_FNKEY_F2 },
873 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
874 { 0x83, SONYPI_EVENT_FNKEY_F3 },
875 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
876 { 0x84, SONYPI_EVENT_FNKEY_F4 },
877 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 878 { 0x85, SONYPI_EVENT_FNKEY_F5 },
879 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
880 { 0x86, SONYPI_EVENT_FNKEY_F6 },
881 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
882 { 0x87, SONYPI_EVENT_FNKEY_F7 },
883 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 884 { 0x89, SONYPI_EVENT_FNKEY_F9 },
885 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 886 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
887 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
888 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
889 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 890 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
891 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 892 { 0, 0 },
893};
894
45c7942b
MG		 895static struct sony_nc_event sony_127_events[] = {
896 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
897 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
898 { 0x82, SONYPI_EVENT_PKEY_P1 },
899 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
900 { 0x83, SONYPI_EVENT_PKEY_P2 },
901 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
902 { 0x84, SONYPI_EVENT_PKEY_P3 },
903 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
904 { 0x85, SONYPI_EVENT_PKEY_P4 },
905 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
906 { 0x86, SONYPI_EVENT_PKEY_P5 },
907 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
908 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
909 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
910 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
911 { 0, 0 },
912};
913
d78865cd
MD		 914/*
915 * ACPI callbacks
916 */
7f09c432
SP		 917static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
918{
6315fd1c 919 u32 ev = event;
6315fd1c 920
9b57896e
MG		 921 if (ev >= 0x90) {
922 /* New-style event */
16dd55f3 923 int result;
45c7942b 924 int key_handle = 0;
9b57896e
MG		 925 ev -= 0x90;
926
45c7942b
MG		 927 if (sony_find_snc_handle(0x100) == ev)
928 key_handle = 0x100;
929 if (sony_find_snc_handle(0x127) == ev)
930 key_handle = 0x127;
931
6479efb6 932 if (key_handle) {
45c7942b 933 struct sony_nc_event *key_event;
9b57896e 934
16dd55f3 935 if (sony_call_snc_handle(key_handle, 0x200, &result)) {
45c7942b
MG		 936 dprintk("sony_acpi_notify, unable to decode"
937 " event 0x%.2x 0x%.2x\n", key_handle,
938 ev);
16dd55f3
MW		 939 /* restore the original event */
940 ev = event;
941 } else {
9b57896e
MG		 942 ev = result & 0xFF;
943
16dd55f3
MW		 944 if (key_handle == 0x100)
945 key_event = sony_100_events;
946 else
947 key_event = sony_127_events;
45c7942b 948
16dd55f3
MW		 949 for (; key_event->data; key_event++) {
950 if (key_event->data == ev) {
951 ev = key_event->event;
952 break;
953 }
9b57896e 954 }
6315fd1c 955
16dd55f3
MW		 956 if (!key_event->data)
957 printk(KERN_INFO DRV_PFX
958 "Unknown event: 0x%x 0x%x\n",
959 key_handle,
960 ev);
961 else
962 sony_laptop_report_input_event(ev);
45c7942b 963 }
6cc056bc
MG		 964 } else if (sony_find_snc_handle(0x124) == ev) {
965 sony_nc_rfkill_update();
966 return;
9b57896e 967 }
16dd55f3
MW		 968 } else
969 sony_laptop_report_input_event(ev);
badf26f0 970
6315fd1c 971 dprintk("sony_acpi_notify, event: 0x%.2x\n", ev);
14e04fb3 972 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 973}
974
975static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
976 void *context, void **return_value)
977{
30823736
LM		 978 struct acpi_device_info *info;
979 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
7f09c432 980
30823736
LM		 981 if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
982 info = buffer.pointer;
7f09c432 983
30823736
LM		 984 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
985 (char *)&info->name, info->param_count);
986
987 kfree(buffer.pointer);
988 }
7f09c432
SP		 989
990 return AE_OK;
991}
992
d78865cd
MD		 993/*
994 * ACPI device
995 */
badf26f0
MG		 996static int sony_nc_function_setup(struct acpi_device *device)
997{
998 int result;
999
1000 /* Enable all events */
1001 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
1002
1003 /* Setup hotkeys */
1004 sony_call_snc_handle(0x0100, 0, &result);
1005 sony_call_snc_handle(0x0101, 0, &result);
1006 sony_call_snc_handle(0x0102, 0x100, &result);
1007
1008 return 0;
1009}
1010
59b19106 1011static int sony_nc_resume(struct acpi_device *device)
d78865cd 1012{
59b19106 1013 struct sony_nc_value *item;
badf26f0 1014 acpi_handle handle;
d78865cd 1015
59b19106 1016 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1017 int ret;
1018
1019 if (!item->valid)
1020 continue;
59b19106 1021 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1022 item->value, NULL);
d78865cd 1023 if (ret < 0) {
6e574195 1024 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1025 break;
1026 }
1027 }
6315fd1c 1028
82734bfc
MG		 1029 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1030 &handle))) {
1031 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1032 dprintk("ECON Method failed\n");
1033 }
1034
badf26f0
MG		 1035 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1036 &handle))) {
1037 dprintk("Doing SNC setup\n");
1038 sony_nc_function_setup(device);
1039 }
1040
e84a02ba
MD		 1041 /* set the last requested brightness level */
1042 if (sony_backlight_device &&
1043 !sony_backlight_update_status(sony_backlight_device))
0ef9cff1 1044 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1045
d78865cd
MD		 1046 return 0;
1047}
1048
6cc056bc
MG		 1049static void sony_nc_rfkill_cleanup(void)
1050{
1051 int i;
1052
1053 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1054 if (sony_rfkill_devices[i])
1055 rfkill_unregister(sony_rfkill_devices[i]);
1056 }
1057}
1058
1059static int sony_nc_rfkill_get(void *data, enum rfkill_state *state)
1060{
1061 int result;
1062 int argument = sony_rfkill_address[(long) data];
1063
1064 sony_call_snc_handle(0x124, 0x200, &result);
1065 if (result & 0x1) {
1066 sony_call_snc_handle(0x124, argument, &result);
1067 if (result & 0xf)
1068 *state = RFKILL_STATE_UNBLOCKED;
1069 else
1070 *state = RFKILL_STATE_SOFT_BLOCKED;
1071 } else {
1072 *state = RFKILL_STATE_HARD_BLOCKED;
1073 }
1074
1075 return 0;
1076}
1077
1078static int sony_nc_rfkill_set(void *data, enum rfkill_state state)
1079{
1080 int result;
1081 int argument = sony_rfkill_address[(long) data] + 0x100;
1082
1083 if (state == RFKILL_STATE_UNBLOCKED)
1084 argument |= 0xff0000;
1085
1086 return sony_call_snc_handle(0x124, argument, &result);
1087}
1088
1089static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
1090{
1091 int err = 0;
1092 struct rfkill *sony_wifi_rfkill;
1093
1094 sony_wifi_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WLAN);
1095 if (!sony_wifi_rfkill)
1096 return -1;
1097 sony_wifi_rfkill->name = "sony-wifi";
1098 sony_wifi_rfkill->toggle_radio = sony_nc_rfkill_set;
1099 sony_wifi_rfkill->get_state = sony_nc_rfkill_get;
1100 sony_wifi_rfkill->user_claim_unsupported = 1;
1101 sony_wifi_rfkill->data = (void *)SONY_WIFI;
1102 err = rfkill_register(sony_wifi_rfkill);
1103 if (err)
1104 rfkill_free(sony_wifi_rfkill);
1105 else
1106 sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
1107 return err;
1108}
1109
1110static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
1111{
1112 int err = 0;
1113 struct rfkill *sony_bluetooth_rfkill;
1114
1115 sony_bluetooth_rfkill = rfkill_allocate(&device->dev,
1116 RFKILL_TYPE_BLUETOOTH);
1117 if (!sony_bluetooth_rfkill)
1118 return -1;
1119 sony_bluetooth_rfkill->name = "sony-bluetooth";
1120 sony_bluetooth_rfkill->toggle_radio = sony_nc_rfkill_set;
1121 sony_bluetooth_rfkill->get_state = sony_nc_rfkill_get;
1122 sony_bluetooth_rfkill->user_claim_unsupported = 1;
1123 sony_bluetooth_rfkill->data = (void *)SONY_BLUETOOTH;
1124 err = rfkill_register(sony_bluetooth_rfkill);
1125 if (err)
1126 rfkill_free(sony_bluetooth_rfkill);
1127 else
1128 sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
1129 return err;
1130}
1131
1132static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
1133{
1134 int err = 0;
1135 struct rfkill *sony_wwan_rfkill;
1136
1137 sony_wwan_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WWAN);
1138 if (!sony_wwan_rfkill)
1139 return -1;
1140 sony_wwan_rfkill->name = "sony-wwan";
1141 sony_wwan_rfkill->toggle_radio = sony_nc_rfkill_set;
1142 sony_wwan_rfkill->get_state = sony_nc_rfkill_get;
1143 sony_wwan_rfkill->user_claim_unsupported = 1;
1144 sony_wwan_rfkill->data = (void *)SONY_WWAN;
1145 err = rfkill_register(sony_wwan_rfkill);
1146 if (err)
1147 rfkill_free(sony_wwan_rfkill);
1148 else
1149 sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
1150 return err;
1151}
1152
1153static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
1154{
1155 int err = 0;
1156 struct rfkill *sony_wimax_rfkill;
1157
1158 sony_wimax_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WIMAX);
1159 if (!sony_wimax_rfkill)
1160 return -1;
1161 sony_wimax_rfkill->name = "sony-wimax";
1162 sony_wimax_rfkill->toggle_radio = sony_nc_rfkill_set;
1163 sony_wimax_rfkill->get_state = sony_nc_rfkill_get;
1164 sony_wimax_rfkill->user_claim_unsupported = 1;
1165 sony_wimax_rfkill->data = (void *)SONY_WIMAX;
1166 err = rfkill_register(sony_wimax_rfkill);
1167 if (err)
1168 rfkill_free(sony_wimax_rfkill);
1169 else
1170 sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
1171 return err;
1172}
1173
1174static void sony_nc_rfkill_update()
1175{
1176 int i;
1177 enum rfkill_state state;
1178
1179 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1180 if (sony_rfkill_devices[i]) {
1181 sony_rfkill_devices[i]->
1182 get_state(sony_rfkill_devices[i]->data,
1183 &state);
1184 rfkill_force_state(sony_rfkill_devices[i], state);
1185 }
1186 }
1187}
1188
1189static int sony_nc_rfkill_setup(struct acpi_device *device)
1190{
1191 int result, ret;
1192
1193 if (sony_find_snc_handle(0x124) == -1)
1194 return -1;
1195
1196 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1197 if (ret) {
1198 printk(KERN_INFO DRV_PFX
1199 "Unable to enumerate rfkill devices: %x\n", ret);
1200 return ret;
1201 }
1202
1203 if (result & 0x1)
1204 sony_nc_setup_wifi_rfkill(device);
1205 if (result & 0x2)
1206 sony_nc_setup_bluetooth_rfkill(device);
1207 if (result & 0x1c)
1208 sony_nc_setup_wwan_rfkill(device);
1209 if (result & 0x20)
1210 sony_nc_setup_wimax_rfkill(device);
1211
1212 return 0;
1213}
1214
59b19106 1215static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1216{
1217 acpi_status status;
8607c673 1218 int result = 0;
50f62afb 1219 acpi_handle handle;
56b8756b 1220 struct sony_nc_value *item;
7f09c432 1221
f6119b02 1222 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1223 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1224
59b19106 1225 sony_nc_acpi_device = device;
33a04454 1226 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1227
59b19106 1228 sony_nc_acpi_handle = device->handle;
7f09c432 1229
b25b732a
MD		 1230 /* read device status */
1231 result = acpi_bus_get_status(device);
1232 /* bail IFF the above call was successful and the device is not present */
1233 if (!result && !device->status.present) {
1234 dprintk("Device not present\n");
1235 result = -ENODEV;
1236 goto outwalk;
1237 }
1238
7f09c432 1239 if (debug) {
59b19106 1240 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
7f09c432
SP		 1241 1, sony_walk_callback, NULL, NULL);
1242 if (ACPI_FAILURE(status)) {
f6119b02 1243 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1244 result = -ENODEV;
1245 goto outwalk;
1246 }
c561162f 1247 }
7f09c432 1248
b25b732a
MD		 1249 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1250 * should be respected as we already checked for the device presence above */
1251 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1252 dprintk("Invoking _INI\n");
1253 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1254 NULL, NULL)))
1255 dprintk("_INI Method failed\n");
1256 }
1257
82734bfc
MG		 1258 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1259 &handle))) {
1260 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1261 dprintk("ECON Method failed\n");
1262 }
1263
badf26f0
MG		 1264 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1265 &handle))) {
1266 dprintk("Doing SNC setup\n");
1267 sony_nc_function_setup(device);
6cc056bc 1268 sony_nc_rfkill_setup(device);
badf26f0
MG		 1269 }
1270
1549ee6f 1271 /* setup input devices and helper fifo */
2e4d242c 1272 result = sony_laptop_setup_input(device);
1549ee6f 1273 if (result) {
1274 printk(KERN_ERR DRV_PFX
ff07a53a 1275 "Unable to create input devices.\n");
1549ee6f 1276 goto outwalk;
1277 }
1278
59b19106 1279 status = acpi_install_notify_handler(sony_nc_acpi_handle,
c561162f 1280 ACPI_DEVICE_NOTIFY,
a02d1c1d 1281 sony_acpi_notify, NULL);
c561162f 1282 if (ACPI_FAILURE(status)) {
b25b732a 1283 printk(KERN_WARNING DRV_PFX "unable to install notify handler (%u)\n", status);
c561162f 1284 result = -ENODEV;
1549ee6f 1285 goto outinput;
7f09c432
SP		 1286 }
1287
38cfc148 1288 if (acpi_video_backlight_support()) {
3fedd90f 1289 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1290 "controlled by ACPI video driver\n");
1291 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1292 &handle))) {
50f62afb 1293 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1294 NULL,
321709c5 1295 &sony_backlight_ops);
7df03b82 1296
a02d1c1d 1297 if (IS_ERR(sony_backlight_device)) {
f6119b02 1298 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1299 sony_backlight_device = NULL;
321709c5
RP		 1300 } else {
1301 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1302 sony_backlight_get_brightness
1303 (sony_backlight_device);
2e4d242c 1304 sony_backlight_device->props.max_brightness =
321709c5
RP		 1305 SONY_MAX_BRIGHTNESS - 1;
1306 }
1307
50f62afb 1308 }
7f09c432 1309
49a11dea 1310 result = sony_pf_add();
1311 if (result)
ed3aa4b7 1312 goto outbacklight;
7f09c432 1313
56b8756b 1314 /* create sony_pf sysfs attributes related to the SNC device */
1315 for (item = sony_nc_values; item->name; ++item) {
1316
1317 if (!debug && item->debug)
1318 continue;
1319
1320 /* find the available acpiget as described in the DSDT */
1321 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1322 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1323 *item->acpiget,
1324 &handle))) {
b9a218b7 1325 dprintk("Found %s getter: %s\n",
1326 item->name, *item->acpiget);
56b8756b 1327 item->devattr.attr.mode |= S_IRUGO;
1328 break;
1329 }
1330 }
1331
1332 /* find the available acpiset as described in the DSDT */
1333 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1334 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1335 *item->acpiset,
1336 &handle))) {
b9a218b7 1337 dprintk("Found %s setter: %s\n",
1338 item->name, *item->acpiset);
56b8756b 1339 item->devattr.attr.mode |= S_IWUSR;
1340 break;
1341 }
1342 }
1343
1344 if (item->devattr.attr.mode != 0) {
1345 result =
1346 device_create_file(&sony_pf_device->dev,
1347 &item->devattr);
1348 if (result)
1349 goto out_sysfs;
1350 }
1351 }
1352
7f09c432
SP		 1353 return 0;
1354
56b8756b 1355 out_sysfs:
1356 for (item = sony_nc_values; item->name; ++item) {
1357 device_remove_file(&sony_pf_device->dev, &item->devattr);
1358 }
1359 sony_pf_remove();
1549ee6f 1360
a02d1c1d 1361 outbacklight:
7df03b82
MD		 1362 if (sony_backlight_device)
1363 backlight_device_unregister(sony_backlight_device);
1364
59b19106 1365 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
c561162f
SP		 1366 ACPI_DEVICE_NOTIFY,
1367 sony_acpi_notify);
1368 if (ACPI_FAILURE(status))
f6119b02 1369 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
1549ee6f 1370
1371 outinput:
1372 sony_laptop_remove_input();
1373
a02d1c1d 1374 outwalk:
6cc056bc 1375 sony_nc_rfkill_cleanup();
7f09c432
SP		 1376 return result;
1377}
1378
59b19106 1379static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432
SP		 1380{
1381 acpi_status status;
56b8756b 1382 struct sony_nc_value *item;
7f09c432 1383
50f62afb
AG		 1384 if (sony_backlight_device)
1385 backlight_device_unregister(sony_backlight_device);
1386
59b19106 1387 sony_nc_acpi_device = NULL;
c561162f 1388
59b19106 1389 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
c561162f
SP		 1390 ACPI_DEVICE_NOTIFY,
1391 sony_acpi_notify);
1392 if (ACPI_FAILURE(status))
f6119b02 1393 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
7f09c432 1394
56b8756b 1395 for (item = sony_nc_values; item->name; ++item) {
1396 device_remove_file(&sony_pf_device->dev, &item->devattr);
1397 }
1398
1399 sony_pf_remove();
1549ee6f 1400 sony_laptop_remove_input();
6cc056bc 1401 sony_nc_rfkill_cleanup();
f6119b02 1402 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1403
1404 return 0;
1405}
1406
1ba90e3a
TR		 1407static const struct acpi_device_id sony_device_ids[] = {
1408 {SONY_NC_HID, 0},
1409 {SONY_PIC_HID, 0},
1410 {"", 0},
1411};
1412MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1413
1414static const struct acpi_device_id sony_nc_device_ids[] = {
1415 {SONY_NC_HID, 0},
1416 {"", 0},
1417};
1418
59b19106 1419static struct acpi_driver sony_nc_driver = {
1420 .name = SONY_NC_DRIVER_NAME,
1421 .class = SONY_NC_CLASS,
1ba90e3a 1422 .ids = sony_nc_device_ids,
33a04454 1423 .owner = THIS_MODULE,
a02d1c1d 1424 .ops = {
59b19106 1425 .add = sony_nc_add,
1426 .remove = sony_nc_remove,
1427 .resume = sony_nc_resume,
a02d1c1d 1428 },
3f4f461f
AM		 1429};
1430
33a04454 1431/*********** SPIC (SNY6001) Device ***********/
1432
1433#define SONYPI_DEVICE_TYPE1 0x00000001
1434#define SONYPI_DEVICE_TYPE2 0x00000002
1435#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1436#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1437
22a17780
MD		 1438#define SONYPI_TYPE1_OFFSET 0x04
1439#define SONYPI_TYPE2_OFFSET 0x12
1440#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1441
33a04454 1442struct sony_pic_ioport {
fd1caaed
MD		 1443 struct acpi_resource_io io1;
1444 struct acpi_resource_io io2;
33a04454 1445 struct list_head list;
1446};
1447
1448struct sony_pic_irq {
1449 struct acpi_resource_irq irq;
1450 struct list_head list;
1451};
1452
de920430
MD		 1453struct sonypi_eventtypes {
1454 u8 data;
1455 unsigned long mask;
1456 struct sonypi_event *events;
1457};
1458
1459struct device_ctrl {
1460 int model;
3eb8749a 1461 int (*handle_irq)(const u8, const u8);
de920430
MD		 1462 u16 evport_offset;
1463 u8 has_camera;
1464 u8 has_bluetooth;
1465 u8 has_wwan;
1466 struct sonypi_eventtypes *event_types;
1467};
1468
33a04454 1469struct sony_pic_dev {
de920430 1470 struct device_ctrl *control;
33a04454 1471 struct acpi_device *acpi_dev;
1472 struct sony_pic_irq *cur_irq;
1473 struct sony_pic_ioport *cur_ioport;
1474 struct list_head interrupts;
1475 struct list_head ioports;
9f9f0761 1476 struct mutex lock;
de920430
MD		 1477 u8 camera_power;
1478 u8 bluetooth_power;
1479 u8 wwan_power;
33a04454 1480};
1481
1482static struct sony_pic_dev spic_dev = {
1483 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1484 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1485};
1486
1487/* Event masks */
1488#define SONYPI_JOGGER_MASK 0x00000001
1489#define SONYPI_CAPTURE_MASK 0x00000002
1490#define SONYPI_FNKEY_MASK 0x00000004
1491#define SONYPI_BLUETOOTH_MASK 0x00000008
1492#define SONYPI_PKEY_MASK 0x00000010
1493#define SONYPI_BACK_MASK 0x00000020
1494#define SONYPI_HELP_MASK 0x00000040
1495#define SONYPI_LID_MASK 0x00000080
1496#define SONYPI_ZOOM_MASK 0x00000100
1497#define SONYPI_THUMBPHRASE_MASK 0x00000200
1498#define SONYPI_MEYE_MASK 0x00000400
1499#define SONYPI_MEMORYSTICK_MASK 0x00000800
1500#define SONYPI_BATTERY_MASK 0x00001000
1501#define SONYPI_WIRELESS_MASK 0x00002000
1502
1503struct sonypi_event {
1504 u8 data;
1505 u8 event;
1506};
1507
1508/* The set of possible button release events */
1509static struct sonypi_event sonypi_releaseev[] = {
1510 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1511 { 0, 0 }
1512};
1513
1514/* The set of possible jogger events */
1515static struct sonypi_event sonypi_joggerev[] = {
1516 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1517 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1518 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1519 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1520 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1521 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1522 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1523 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1524 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1525 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1526 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1527 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1528 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1529 { 0, 0 }
1530};
1531
1532/* The set of possible capture button events */
1533static struct sonypi_event sonypi_captureev[] = {
1534 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1535 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1536 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1537 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1538 { 0, 0 }
1539};
1540
1541/* The set of possible fnkeys events */
1542static struct sonypi_event sonypi_fnkeyev[] = {
1543 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1544 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1545 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1546 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1547 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1548 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1549 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1550 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1551 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1552 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1553 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1554 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1555 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1556 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1557 { 0x21, SONYPI_EVENT_FNKEY_1 },
1558 { 0x22, SONYPI_EVENT_FNKEY_2 },
1559 { 0x31, SONYPI_EVENT_FNKEY_D },
1560 { 0x32, SONYPI_EVENT_FNKEY_E },
1561 { 0x33, SONYPI_EVENT_FNKEY_F },
1562 { 0x34, SONYPI_EVENT_FNKEY_S },
1563 { 0x35, SONYPI_EVENT_FNKEY_B },
1564 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1565 { 0, 0 }
1566};
1567
1568/* The set of possible program key events */
1569static struct sonypi_event sonypi_pkeyev[] = {
1570 { 0x01, SONYPI_EVENT_PKEY_P1 },
1571 { 0x02, SONYPI_EVENT_PKEY_P2 },
1572 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1573 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1574 { 0, 0 }
1575};
1576
1577/* The set of possible bluetooth events */
1578static struct sonypi_event sonypi_blueev[] = {
1579 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1580 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1581 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1582 { 0, 0 }
1583};
1584
1585/* The set of possible wireless events */
1586static struct sonypi_event sonypi_wlessev[] = {
1587 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1588 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1589 { 0, 0 }
1590};
1591
1592/* The set of possible back button events */
1593static struct sonypi_event sonypi_backev[] = {
1594 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1595 { 0, 0 }
1596};
1597
1598/* The set of possible help button events */
1599static struct sonypi_event sonypi_helpev[] = {
1600 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1601 { 0, 0 }
1602};
1603
1604
1605/* The set of possible lid events */
1606static struct sonypi_event sonypi_lidev[] = {
1607 { 0x51, SONYPI_EVENT_LID_CLOSED },
1608 { 0x50, SONYPI_EVENT_LID_OPENED },
1609 { 0, 0 }
1610};
1611
1612/* The set of possible zoom events */
1613static struct sonypi_event sonypi_zoomev[] = {
1614 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1615 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1616 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1617 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1618 { 0, 0 }
1619};
1620
1621/* The set of possible thumbphrase events */
1622static struct sonypi_event sonypi_thumbphraseev[] = {
1623 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1624 { 0, 0 }
1625};
1626
1627/* The set of possible motioneye camera events */
1628static struct sonypi_event sonypi_meyeev[] = {
1629 { 0x00, SONYPI_EVENT_MEYE_FACE },
1630 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1631 { 0, 0 }
1632};
1633
1634/* The set of possible memorystick events */
1635static struct sonypi_event sonypi_memorystickev[] = {
1636 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1637 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1638 { 0, 0 }
1639};
1640
1641/* The set of possible battery events */
1642static struct sonypi_event sonypi_batteryev[] = {
1643 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1644 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1645 { 0, 0 }
1646};
1647
1cae7103
HJ		 1648/* The set of possible volume events */
1649static struct sonypi_event sonypi_volumeev[] = {
1650 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1651 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1652 { 0, 0 }
1653};
1654
1655/* The set of possible brightness events */
1656static struct sonypi_event sonypi_brightnessev[] = {
1657 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1658 { 0, 0 }
1659};
1660
de920430
MD		 1661static struct sonypi_eventtypes type1_events[] = {
1662 { 0, 0xffffffff, sonypi_releaseev },
1663 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1664 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1665 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1666 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1667 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1668 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1669 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1670 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1671 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1672 { 0 },
1673};
1674static struct sonypi_eventtypes type2_events[] = {
1675 { 0, 0xffffffff, sonypi_releaseev },
1676 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1677 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1678 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1679 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1680 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1681 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1682 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1683 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1684 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1685 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1686 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1687 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1688 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1689 { 0 },
1690};
1691static struct sonypi_eventtypes type3_events[] = {
1692 { 0, 0xffffffff, sonypi_releaseev },
1693 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1694 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1695 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1696 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1697 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1698 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1699 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1700 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1701 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1702 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1703 { 0 },
de920430
MD		 1704};
1705
3eb8749a 1706/* low level spic calls */
33a04454 1707#define ITERATIONS_LONG 10000
1708#define ITERATIONS_SHORT 10
1709#define wait_on_command(command, iterations) { \
1710 unsigned int n = iterations; \
1711 while (--n && (command)) \
1712 udelay(1); \
1713 if (!n) \
1714 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1715 __FILE__, __func__, __LINE__); \
33a04454 1716}
1717
1718static u8 sony_pic_call1(u8 dev)
1719{
1720 u8 v1, v2;
1721
fd1caaed 1722 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1723 ITERATIONS_LONG);
fd1caaed
MD		 1724 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1725 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1726 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1727 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1728 return v2;
1729}
1730
1731static u8 sony_pic_call2(u8 dev, u8 fn)
1732{
1733 u8 v1;
1734
fd1caaed 1735 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1736 ITERATIONS_LONG);
fd1caaed
MD		 1737 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1738 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1739 ITERATIONS_LONG);
fd1caaed
MD		 1740 outb(fn, spic_dev.cur_ioport->io1.minimum);
1741 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1742 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1743 return v1;
1744}
1745
49a11dea 1746static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1747{
1748 u8 v1;
1749
fd1caaed
MD		 1750 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1751 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1752 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1753 outb(fn, spic_dev.cur_ioport->io1.minimum);
1754 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1755 outb(v, spic_dev.cur_ioport->io1.minimum);
1756 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1757 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1758 dev, fn, v, v1);
49a11dea 1759 return v1;
1760}
1761
3eb8749a
MD		 1762/*
1763 * minidrivers for SPIC models
1764 */
e93c8a68 1765static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1766{
1767 /*
1768 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1769 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1770 * irq and we can read new data from the device:
1771 * - 0x5c and 0x5f requires 0xA0
1772 * - 0x61 requires 0xB3
1773 */
1774 if (data_mask == 0x31) {
1775 if (ev == 0x5c || ev == 0x5f)
1776 sony_pic_call1(0xA0);
1777 else if (ev == 0x61)
1778 sony_pic_call1(0xB3);
1779 return 0;
1780 }
1781 return 1;
1782}
1783
1784static struct device_ctrl spic_types[] = {
1785 {
1786 .model = SONYPI_DEVICE_TYPE1,
1787 .handle_irq = NULL,
1788 .evport_offset = SONYPI_TYPE1_OFFSET,
1789 .event_types = type1_events,
1790 },
1791 {
1792 .model = SONYPI_DEVICE_TYPE2,
1793 .handle_irq = NULL,
1794 .evport_offset = SONYPI_TYPE2_OFFSET,
1795 .event_types = type2_events,
1796 },
1797 {
1798 .model = SONYPI_DEVICE_TYPE3,
e93c8a68 1799 .handle_irq = type3_handle_irq,
3eb8749a
MD		 1800 .evport_offset = SONYPI_TYPE3_OFFSET,
1801 .event_types = type3_events,
1802 },
3eb8749a
MD		 1803};
1804
1805static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1806{
1807 struct pci_dev *pcidev;
1808
1809 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1810 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1811 if (pcidev) {
1812 dev->control = &spic_types[0];
1813 goto out;
1814 }
1815
1816 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1817 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1818 if (pcidev) {
1819 dev->control = &spic_types[2];
1820 goto out;
1821 }
1822
1823 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1824 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1825 if (pcidev) {
e93c8a68 1826 dev->control = &spic_types[2];
3eb8749a
MD		 1827 goto out;
1828 }
1829
1830 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1831 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1832 if (pcidev) {
e93c8a68 1833 dev->control = &spic_types[2];
3eb8749a
MD		 1834 goto out;
1835 }
1836
d5b02695
IM		 1837 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1838 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1839 if (pcidev) {
1840 dev->control = &spic_types[2];
1841 goto out;
1842 }
1843
3eb8749a
MD		 1844 /* default */
1845 dev->control = &spic_types[1];
1846
1847out:
1848 if (pcidev)
1849 pci_dev_put(pcidev);
1850
1851 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1852 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
e93c8a68 1853 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1854}
1855
49a11dea 1856/* camera tests and poweron/poweroff */
1857#define SONYPI_CAMERA_PICTURE 5
49a11dea 1858#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1859
1860#define SONYPI_CAMERA_BRIGHTNESS 0
1861#define SONYPI_CAMERA_CONTRAST 1
1862#define SONYPI_CAMERA_HUE 2
1863#define SONYPI_CAMERA_COLOR 3
1864#define SONYPI_CAMERA_SHARPNESS 4
1865
1866#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1867#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1868#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1869#define SONYPI_CAMERA_MUTE_MASK 0x40
1870
1871/* the rest don't need a loop until not 0xff */
1872#define SONYPI_CAMERA_AGC 6
1873#define SONYPI_CAMERA_AGC_MASK 0x30
1874#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1875
1876#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1877#define SONYPI_CAMERA_CONTROL 0x10
1878
1879#define SONYPI_CAMERA_STATUS 7
1880#define SONYPI_CAMERA_STATUS_READY 0x2
1881#define SONYPI_CAMERA_STATUS_POSITION 0x4
1882
1883#define SONYPI_DIRECTION_BACKWARDS 0x4
1884
1885#define SONYPI_CAMERA_REVISION 8
1886#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1887
9f9f0761 1888static int __sony_pic_camera_ready(void)
49a11dea 1889{
1890 u8 v;
1891
1892 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1893 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1894}
1895
e364632e 1896static int __sony_pic_camera_off(void)
49a11dea 1897{
5f3d2898 1898 if (!camera) {
1899 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1900 return -ENODEV;
1901 }
1902
49a11dea 1903 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1904 SONYPI_CAMERA_MUTE_MASK),
1905 ITERATIONS_SHORT);
1906
5f3d2898 1907 if (spic_dev.camera_power) {
1908 sony_pic_call2(0x91, 0);
1909 spic_dev.camera_power = 0;
1910 }
1911 return 0;
49a11dea 1912}
1913
e364632e 1914static int __sony_pic_camera_on(void)
49a11dea 1915{
5f3d2898 1916 int i, j, x;
1917
1918 if (!camera) {
1919 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1920 return -ENODEV;
1921 }
49a11dea 1922
1923 if (spic_dev.camera_power)
e364632e 1924 return 0;
49a11dea 1925
1926 for (j = 5; j > 0; j--) {
1927
5f3d2898 1928 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1929 msleep(10);
1930 sony_pic_call1(0x93);
1931
1932 for (i = 400; i > 0; i--) {
9f9f0761 1933 if (__sony_pic_camera_ready())
49a11dea 1934 break;
1935 msleep(10);
1936 }
1937 if (i)
1938 break;
1939 }
1940
1941 if (j == 0) {
5f3d2898 1942 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1943 return -ENODEV;
49a11dea 1944 }
1945
1946 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1947 0x5a),
1948 ITERATIONS_SHORT);
1949
1950 spic_dev.camera_power = 1;
5f3d2898 1951 return 0;
49a11dea 1952}
1953
e364632e 1954/* External camera command (exported to the motion eye v4l driver) */
1955int sony_pic_camera_command(int command, u8 value)
1956{
1957 if (!camera)
1958 return -EIO;
1959
1960 mutex_lock(&spic_dev.lock);
1961
1962 switch (command) {
1ce82c14 1963 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1964 if (value)
1965 __sony_pic_camera_on();
1966 else
1967 __sony_pic_camera_off();
1968 break;
1ce82c14 1969 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1970 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1971 ITERATIONS_SHORT);
1972 break;
1ce82c14 1973 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1974 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1975 ITERATIONS_SHORT);
1976 break;
1ce82c14 1977 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1978 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1979 ITERATIONS_SHORT);
1980 break;
1ce82c14 1981 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1982 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1983 ITERATIONS_SHORT);
1984 break;
1ce82c14 1985 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1986 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1987 ITERATIONS_SHORT);
1988 break;
1ce82c14 1989 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1990 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1991 ITERATIONS_SHORT);
1992 break;
1ce82c14 1993 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1994 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1995 ITERATIONS_SHORT);
1996 break;
1997 default:
1998 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1999 command);
2000 break;
2001 }
2002 mutex_unlock(&spic_dev.lock);
2003 return 0;
2004}
2005EXPORT_SYMBOL(sony_pic_camera_command);
2006
9476cdfa 2007/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 2008static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 2009{
2010 state = !!state;
c9f1e6f6 2011 if (spic_dev.wwan_power == state)
9476cdfa 2012 return;
9476cdfa 2013 sony_pic_call2(0xB0, state);
3ad1b761 2014 sony_pic_call1(0x82);
9476cdfa 2015 spic_dev.wwan_power = state;
9476cdfa 2016}
2017
2018static ssize_t sony_pic_wwanpower_store(struct device *dev,
2019 struct device_attribute *attr,
2020 const char *buffer, size_t count)
2021{
2022 unsigned long value;
2023 if (count > 31)
2024 return -EINVAL;
2025
2026 value = simple_strtoul(buffer, NULL, 10);
c9f1e6f6
MD		 2027 mutex_lock(&spic_dev.lock);
2028 __sony_pic_set_wwanpower(value);
2029 mutex_unlock(&spic_dev.lock);
9476cdfa 2030
2031 return count;
2032}
2033
2034static ssize_t sony_pic_wwanpower_show(struct device *dev,
2035 struct device_attribute *attr, char *buffer)
2036{
2037 ssize_t count;
2038 mutex_lock(&spic_dev.lock);
2039 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2040 mutex_unlock(&spic_dev.lock);
2041 return count;
2042}
2043
49a11dea 2044/* bluetooth subsystem power state */
9f9f0761 2045static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 2046{
2047 state = !!state;
2048 if (spic_dev.bluetooth_power == state)
2049 return;
2050 sony_pic_call2(0x96, state);
2051 sony_pic_call1(0x82);
2052 spic_dev.bluetooth_power = state;
2053}
2054
2055static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2056 struct device_attribute *attr,
2057 const char *buffer, size_t count)
2058{
2059 unsigned long value;
2060 if (count > 31)
2061 return -EINVAL;
2062
2063 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2064 mutex_lock(&spic_dev.lock);
2065 __sony_pic_set_bluetoothpower(value);
2066 mutex_unlock(&spic_dev.lock);
49a11dea 2067
2068 return count;
2069}
2070
2071static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2072 struct device_attribute *attr, char *buffer)
2073{
9f9f0761 2074 ssize_t count = 0;
2075 mutex_lock(&spic_dev.lock);
2076 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2077 mutex_unlock(&spic_dev.lock);
2078 return count;
49a11dea 2079}
2080
2081/* fan speed */
2082/* FAN0 information (reverse engineered from ACPI tables) */
2083#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2084static int sony_pic_set_fanspeed(unsigned long value)
2085{
2086 return ec_write(SONY_PIC_FAN0_STATUS, value);
2087}
2088
2089static int sony_pic_get_fanspeed(u8 *value)
2090{
2091 return ec_read(SONY_PIC_FAN0_STATUS, value);
2092}
2093
49a11dea 2094static ssize_t sony_pic_fanspeed_store(struct device *dev,
2095 struct device_attribute *attr,
2096 const char *buffer, size_t count)
2097{
2098 unsigned long value;
2099 if (count > 31)
2100 return -EINVAL;
2101
2102 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2103 if (sony_pic_set_fanspeed(value))
49a11dea 2104 return -EIO;
2105
2106 return count;
2107}
2108
2109static ssize_t sony_pic_fanspeed_show(struct device *dev,
2110 struct device_attribute *attr, char *buffer)
2111{
2112 u8 value = 0;
7b153f36 2113 if (sony_pic_get_fanspeed(&value))
49a11dea 2114 return -EIO;
2115
2116 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2117}
2118
2119#define SPIC_ATTR(_name, _mode) \
2120struct device_attribute spic_attr_##_name = __ATTR(_name, \
2121 _mode, sony_pic_## _name ##_show, \
2122 sony_pic_## _name ##_store)
2123
49a11dea 2124static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2125static SPIC_ATTR(wwanpower, 0644);
49a11dea 2126static SPIC_ATTR(fanspeed, 0644);
2127
2128static struct attribute *spic_attributes[] = {
49a11dea 2129 &spic_attr_bluetoothpower.attr,
9476cdfa 2130 &spic_attr_wwanpower.attr,
49a11dea 2131 &spic_attr_fanspeed.attr,
2132 NULL
2133};
2134
2135static struct attribute_group spic_attribute_group = {
2136 .attrs = spic_attributes
2137};
2138
7b153f36 2139/******** SONYPI compatibility **********/
a64e62a0 2140#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2141
2142/* battery / brightness / temperature addresses */
2143#define SONYPI_BAT_FLAGS 0x81
2144#define SONYPI_LCD_LIGHT 0x96
2145#define SONYPI_BAT1_PCTRM 0xa0
2146#define SONYPI_BAT1_LEFT 0xa2
2147#define SONYPI_BAT1_MAXRT 0xa4
2148#define SONYPI_BAT2_PCTRM 0xa8
2149#define SONYPI_BAT2_LEFT 0xaa
2150#define SONYPI_BAT2_MAXRT 0xac
2151#define SONYPI_BAT1_MAXTK 0xb0
2152#define SONYPI_BAT1_FULL 0xb2
2153#define SONYPI_BAT2_MAXTK 0xb8
2154#define SONYPI_BAT2_FULL 0xba
2155#define SONYPI_TEMP_STATUS 0xC1
2156
2157struct sonypi_compat_s {
2158 struct fasync_struct *fifo_async;
2159 struct kfifo *fifo;
2160 spinlock_t fifo_lock;
2161 wait_queue_head_t fifo_proc_list;
2162 atomic_t open_count;
2163};
2164static struct sonypi_compat_s sonypi_compat = {
2165 .open_count = ATOMIC_INIT(0),
2166};
2167
2168static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2169{
60aa4924 2170 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 2171}
2172
2173static int sonypi_misc_release(struct inode *inode, struct file *file)
2174{
7b153f36 2175 atomic_dec(&sonypi_compat.open_count);
2176 return 0;
2177}
2178
2179static int sonypi_misc_open(struct inode *inode, struct file *file)
2180{
2181 /* Flush input queue on first open */
4ef4cbb3
AIB		 2182 unsigned long flags;
2183
2184 spin_lock_irqsave(sonypi_compat.fifo->lock, flags);
2185
7b153f36 2186 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
4ef4cbb3
AIB		 2187 __kfifo_reset(sonypi_compat.fifo);
2188
2189 spin_unlock_irqrestore(sonypi_compat.fifo->lock, flags);
2190
7b153f36 2191 return 0;
2192}
2193
2194static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2195 size_t count, loff_t *pos)
2196{
2197 ssize_t ret;
2198 unsigned char c;
2199
2200 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2201 (file->f_flags & O_NONBLOCK))
2202 return -EAGAIN;
2203
2204 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2205 kfifo_len(sonypi_compat.fifo) != 0);
2206 if (ret)
2207 return ret;
2208
2209 while (ret < count &&
2210 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2211 if (put_user(c, buf++))
2212 return -EFAULT;
2213 ret++;
2214 }
2215
2216 if (ret > 0) {
2217 struct inode *inode = file->f_path.dentry->d_inode;
2218 inode->i_atime = current_fs_time(inode->i_sb);
2219 }
2220
2221 return ret;
2222}
2223
2224static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2225{
2226 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2227 if (kfifo_len(sonypi_compat.fifo))
2228 return POLLIN | POLLRDNORM;
2229 return 0;
2230}
2231
2232static int ec_read16(u8 addr, u16 *value)
2233{
2234 u8 val_lb, val_hb;
2235 if (ec_read(addr, &val_lb))
2236 return -1;
2237 if (ec_read(addr + 1, &val_hb))
2238 return -1;
2239 *value = val_lb | (val_hb << 8);
2240 return 0;
2241}
2242
2b24ef09
AC		 2243static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2244 unsigned long arg)
7b153f36 2245{
2246 int ret = 0;
2247 void __user *argp = (void __user *)arg;
2248 u8 val8;
2249 u16 val16;
2250 int value;
2251
9f9f0761 2252 mutex_lock(&spic_dev.lock);
7b153f36 2253 switch (cmd) {
2254 case SONYPI_IOCGBRT:
2255 if (sony_backlight_device == NULL) {
2256 ret = -EIO;
2257 break;
2258 }
2259 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2260 ret = -EIO;
2261 break;
2262 }
2263 val8 = ((value & 0xff) - 1) << 5;
2264 if (copy_to_user(argp, &val8, sizeof(val8)))
2265 ret = -EFAULT;
2266 break;
2267 case SONYPI_IOCSBRT:
2268 if (sony_backlight_device == NULL) {
2269 ret = -EIO;
2270 break;
2271 }
2272 if (copy_from_user(&val8, argp, sizeof(val8))) {
2273 ret = -EFAULT;
2274 break;
2275 }
2276 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2277 (val8 >> 5) + 1, NULL)) {
2278 ret = -EIO;
2279 break;
2280 }
2281 /* sync the backlight device status */
2282 sony_backlight_device->props.brightness =
2283 sony_backlight_get_brightness(sony_backlight_device);
2284 break;
2285 case SONYPI_IOCGBAT1CAP:
2286 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2287 ret = -EIO;
2288 break;
2289 }
2290 if (copy_to_user(argp, &val16, sizeof(val16)))
2291 ret = -EFAULT;
2292 break;
2293 case SONYPI_IOCGBAT1REM:
2294 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2295 ret = -EIO;
2296 break;
2297 }
2298 if (copy_to_user(argp, &val16, sizeof(val16)))
2299 ret = -EFAULT;
2300 break;
2301 case SONYPI_IOCGBAT2CAP:
2302 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2303 ret = -EIO;
2304 break;
2305 }
2306 if (copy_to_user(argp, &val16, sizeof(val16)))
2307 ret = -EFAULT;
2308 break;
2309 case SONYPI_IOCGBAT2REM:
2310 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2311 ret = -EIO;
2312 break;
2313 }
2314 if (copy_to_user(argp, &val16, sizeof(val16)))
2315 ret = -EFAULT;
2316 break;
2317 case SONYPI_IOCGBATFLAGS:
2318 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2319 ret = -EIO;
2320 break;
2321 }
2322 val8 &= 0x07;
2323 if (copy_to_user(argp, &val8, sizeof(val8)))
2324 ret = -EFAULT;
2325 break;
2326 case SONYPI_IOCGBLUE:
2327 val8 = spic_dev.bluetooth_power;
2328 if (copy_to_user(argp, &val8, sizeof(val8)))
2329 ret = -EFAULT;
2330 break;
2331 case SONYPI_IOCSBLUE:
2332 if (copy_from_user(&val8, argp, sizeof(val8))) {
2333 ret = -EFAULT;
2334 break;
2335 }
9f9f0761 2336 __sony_pic_set_bluetoothpower(val8);
7b153f36 2337 break;
2338 /* FAN Controls */
2339 case SONYPI_IOCGFAN:
2340 if (sony_pic_get_fanspeed(&val8)) {
2341 ret = -EIO;
2342 break;
2343 }
2344 if (copy_to_user(argp, &val8, sizeof(val8)))
2345 ret = -EFAULT;
2346 break;
2347 case SONYPI_IOCSFAN:
2348 if (copy_from_user(&val8, argp, sizeof(val8))) {
2349 ret = -EFAULT;
2350 break;
2351 }
2352 if (sony_pic_set_fanspeed(val8))
2353 ret = -EIO;
2354 break;
2355 /* GET Temperature (useful under APM) */
2356 case SONYPI_IOCGTEMP:
2357 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2358 ret = -EIO;
2359 break;
2360 }
2361 if (copy_to_user(argp, &val8, sizeof(val8)))
2362 ret = -EFAULT;
2363 break;
2364 default:
2365 ret = -EINVAL;
2366 }
9f9f0761 2367 mutex_unlock(&spic_dev.lock);
7b153f36 2368 return ret;
2369}
2370
2371static const struct file_operations sonypi_misc_fops = {
2372 .owner = THIS_MODULE,
2373 .read = sonypi_misc_read,
2374 .poll = sonypi_misc_poll,
2375 .open = sonypi_misc_open,
2376 .release = sonypi_misc_release,
2377 .fasync = sonypi_misc_fasync,
2b24ef09 2378 .unlocked_ioctl = sonypi_misc_ioctl,
7b153f36 2379};
2380
2381static struct miscdevice sonypi_misc_device = {
2382 .minor = MISC_DYNAMIC_MINOR,
2383 .name = "sonypi",
2384 .fops = &sonypi_misc_fops,
2385};
2386
2387static void sonypi_compat_report_event(u8 event)
2388{
2389 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2390 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2391 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2392}
2393
2394static int sonypi_compat_init(void)
2395{
2396 int error;
2397
2398 spin_lock_init(&sonypi_compat.fifo_lock);
2399 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2400 &sonypi_compat.fifo_lock);
2401 if (IS_ERR(sonypi_compat.fifo)) {
2402 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2403 return PTR_ERR(sonypi_compat.fifo);
2404 }
2405
2406 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2407
2408 if (minor != -1)
2409 sonypi_misc_device.minor = minor;
2410 error = misc_register(&sonypi_misc_device);
2411 if (error) {
2412 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2413 goto err_free_kfifo;
2414 }
2415 if (minor == -1)
5f3d2898 2416 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2417 sonypi_misc_device.minor);
2418
2419 return 0;
2420
2421err_free_kfifo:
2422 kfifo_free(sonypi_compat.fifo);
2423 return error;
2424}
2425
2426static void sonypi_compat_exit(void)
2427{
2428 misc_deregister(&sonypi_misc_device);
2429 kfifo_free(sonypi_compat.fifo);
2430}
2431#else
2432static int sonypi_compat_init(void) { return 0; }
2433static void sonypi_compat_exit(void) { }
2434static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2435#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2436
1549ee6f 2437/*
33a04454 2438 * ACPI callbacks
1549ee6f 2439 */
33a04454 2440static acpi_status
2441sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2442{
2443 u32 i;
2444 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2445
2446 switch (resource->type) {
2447 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2448 {
2449 /* start IO enumeration */
2450 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2451 if (!ioport)
2452 return AE_ERROR;
2453
2454 list_add(&ioport->list, &dev->ioports);
2455 return AE_OK;
2456 }
2457
33a04454 2458 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2459 /* end IO enumeration */
33a04454 2460 return AE_OK;
2461
2462 case ACPI_RESOURCE_TYPE_IRQ:
2463 {
2464 struct acpi_resource_irq *p = &resource->data.irq;
2465 struct sony_pic_irq *interrupt = NULL;
2466 if (!p || !p->interrupt_count) {
2467 /*
2468 * IRQ descriptors may have no IRQ# bits set,
2469 * particularly those those w/ _STA disabled
2470 */
2471 dprintk("Blank IRQ resource\n");
2472 return AE_OK;
2473 }
2474 for (i = 0; i < p->interrupt_count; i++) {
2475 if (!p->interrupts[i]) {
2476 printk(KERN_WARNING DRV_PFX
2477 "Invalid IRQ %d\n",
2478 p->interrupts[i]);
2479 continue;
2480 }
2481 interrupt = kzalloc(sizeof(*interrupt),
2482 GFP_KERNEL);
2483 if (!interrupt)
2484 return AE_ERROR;
2485
fd1caaed 2486 list_add(&interrupt->list, &dev->interrupts);
33a04454 2487 interrupt->irq.triggering = p->triggering;
2488 interrupt->irq.polarity = p->polarity;
2489 interrupt->irq.sharable = p->sharable;
2490 interrupt->irq.interrupt_count = 1;
2491 interrupt->irq.interrupts[0] = p->interrupts[i];
2492 }
2493 return AE_OK;
2494 }
2495 case ACPI_RESOURCE_TYPE_IO:
2496 {
2497 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2498 struct sony_pic_ioport *ioport =
2499 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2500 if (!io) {
2501 dprintk("Blank IO resource\n");
2502 return AE_OK;
2503 }
2504
fd1caaed
MD		 2505 if (!ioport->io1.minimum) {
2506 memcpy(&ioport->io1, io, sizeof(*io));
2507 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2508 ioport->io1.address_length);
2509 }
2510 else if (!ioport->io2.minimum) {
2511 memcpy(&ioport->io2, io, sizeof(*io));
2512 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2513 ioport->io2.address_length);
2514 }
2515 else {
2516 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2517 return AE_ERROR;
fd1caaed 2518 }
33a04454 2519 return AE_OK;
2520 }
2521 default:
2522 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2523 resource->type);
2524
2525 case ACPI_RESOURCE_TYPE_END_TAG:
2526 return AE_OK;
2527 }
2528 return AE_CTRL_TERMINATE;
2529}
2530
2531static int sony_pic_possible_resources(struct acpi_device *device)
2532{
2533 int result = 0;
2534 acpi_status status = AE_OK;
2535
2536 if (!device)
2537 return -EINVAL;
2538
2539 /* get device status */
2540 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2541 dprintk("Evaluating _STA\n");
2542 result = acpi_bus_get_status(device);
2543 if (result) {
2544 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2545 goto end;
2546 }
2547
2548 if (!device->status.enabled)
2549 dprintk("Device disabled\n");
2550 else
2551 dprintk("Device enabled\n");
2552
2553 /*
2554 * Query and parse 'method'
2555 */
2556 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2557 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2558 sony_pic_read_possible_resource, &spic_dev);
2559 if (ACPI_FAILURE(status)) {
2560 printk(KERN_WARNING DRV_PFX
2561 "Failure evaluating %s\n",
2562 METHOD_NAME__PRS);
2563 result = -ENODEV;
2564 }
2565end:
2566 return result;
2567}
2568
2569/*
2570 * Disable the spic device by calling its _DIS method
2571 */
2572static int sony_pic_disable(struct acpi_device *device)
2573{
6158d3a2
MG		 2574 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2575 NULL);
2576
2577 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2578 return -ENXIO;
2579
2580 dprintk("Device disabled\n");
2581 return 0;
2582}
2583
2584
2585/*
2586 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2587 *
2588 * Call _SRS to set current resources
2589 */
2590static int sony_pic_enable(struct acpi_device *device,
2591 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2592{
2593 acpi_status status;
2594 int result = 0;
fd1caaed
MD		 2595 /* Type 1 resource layout is:
2596 * IO
2597 * IO
2598 * IRQNoFlags
2599 * End
2600 *
2601 * Type 2 and 3 resource layout is:
2602 * IO
2603 * IRQNoFlags
2604 * End
2605 */
33a04454 2606 struct {
fd1caaed
MD		 2607 struct acpi_resource res1;
2608 struct acpi_resource res2;
2609 struct acpi_resource res3;
2610 struct acpi_resource res4;
33a04454 2611 } *resource;
2612 struct acpi_buffer buffer = { 0, NULL };
2613
2614 if (!ioport || !irq)
2615 return -EINVAL;
2616
2617 /* init acpi_buffer */
2618 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2619 if (!resource)
2620 return -ENOMEM;
2621
2622 buffer.length = sizeof(*resource) + 1;
2623 buffer.pointer = resource;
2624
fd1caaed 2625 /* setup Type 1 resources */
de920430 2626 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
33a04454 2627
fd1caaed
MD		 2628 /* setup io resources */
2629 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2630 resource->res1.length = sizeof(struct acpi_resource);
2631 memcpy(&resource->res1.data.io, &ioport->io1,
2632 sizeof(struct acpi_resource_io));
33a04454 2633
fd1caaed
MD		 2634 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2635 resource->res2.length = sizeof(struct acpi_resource);
2636 memcpy(&resource->res2.data.io, &ioport->io2,
2637 sizeof(struct acpi_resource_io));
2638
2639 /* setup irq resource */
2640 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2641 resource->res3.length = sizeof(struct acpi_resource);
2642 memcpy(&resource->res3.data.irq, &irq->irq,
2643 sizeof(struct acpi_resource_irq));
2644 /* we requested a shared irq */
2645 resource->res3.data.irq.sharable = ACPI_SHARED;
2646
2647 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2648
2649 }
2650 /* setup Type 2/3 resources */
2651 else {
2652 /* setup io resource */
2653 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2654 resource->res1.length = sizeof(struct acpi_resource);
2655 memcpy(&resource->res1.data.io, &ioport->io1,
2656 sizeof(struct acpi_resource_io));
2657
2658 /* setup irq resource */
2659 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2660 resource->res2.length = sizeof(struct acpi_resource);
2661 memcpy(&resource->res2.data.irq, &irq->irq,
2662 sizeof(struct acpi_resource_irq));
2663 /* we requested a shared irq */
2664 resource->res2.data.irq.sharable = ACPI_SHARED;
2665
2666 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2667 }
33a04454 2668
2669 /* Attempt to set the resource */
2670 dprintk("Evaluating _SRS\n");
2671 status = acpi_set_current_resources(device->handle, &buffer);
2672
2673 /* check for total failure */
2674 if (ACPI_FAILURE(status)) {
fd1caaed 2675 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2676 result = -ENODEV;
2677 goto end;
2678 }
2679
2680 /* Necessary device initializations calls (from sonypi) */
2681 sony_pic_call1(0x82);
2682 sony_pic_call2(0x81, 0xff);
2683 sony_pic_call1(compat ? 0x92 : 0x82);
2684
2685end:
2686 kfree(resource);
2687 return result;
2688}
2689
2690/*****************
2691 *
2692 * ISR: some event is available
2693 *
2694 *****************/
2695static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2696{
2697 int i, j;
33a04454 2698 u8 ev = 0;
2699 u8 data_mask = 0;
2700 u8 device_event = 0;
2701
2702 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2703
fd1caaed
MD		 2704 ev = inb_p(dev->cur_ioport->io1.minimum);
2705 if (dev->cur_ioport->io2.minimum)
2706 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2707 else
de920430
MD		 2708 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2709 dev->control->evport_offset);
33a04454 2710
22a17780 2711 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430
MD		 2712 ev, data_mask, dev->cur_ioport->io1.minimum,
2713 dev->control->evport_offset);
33a04454 2714
2715 if (ev == 0x00 || ev == 0xff)
2716 return IRQ_HANDLED;
2717
de920430 2718 for (i = 0; dev->control->event_types[i].mask; i++) {
33a04454 2719
de920430
MD		 2720 if ((data_mask & dev->control->event_types[i].data) !=
2721 dev->control->event_types[i].data)
33a04454 2722 continue;
2723
de920430 2724 if (!(mask & dev->control->event_types[i].mask))
33a04454 2725 continue;
2726
de920430
MD		 2727 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2728 if (ev == dev->control->event_types[i].events[j].data) {
33a04454 2729 device_event =
de920430
MD		 2730 dev->control->
2731 event_types[i].events[j].event;
33a04454 2732 goto found;
2733 }
2734 }
2735 }
3eb8749a
MD		 2736 /* Still not able to decode the event try to pass
2737 * it over to the minidriver
2738 */
2739 if (dev->control->handle_irq &&
2740 dev->control->handle_irq(data_mask, ev) == 0)
2741 return IRQ_HANDLED;
2742
de920430
MD		 2743 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2744 ev, data_mask, dev->cur_ioport->io1.minimum,
2745 dev->control->evport_offset);
33a04454 2746 return IRQ_HANDLED;
2747
2748found:
1549ee6f 2749 sony_laptop_report_input_event(device_event);
de920430 2750 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2751 sonypi_compat_report_event(device_event);
33a04454 2752
2753 return IRQ_HANDLED;
2754}
2755
2756/*****************
2757 *
2758 * ACPI driver
2759 *
2760 *****************/
2761static int sony_pic_remove(struct acpi_device *device, int type)
2762{
2763 struct sony_pic_ioport *io, *tmp_io;
2764 struct sony_pic_irq *irq, *tmp_irq;
2765
2766 if (sony_pic_disable(device)) {
2767 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2768 return -ENXIO;
2769 }
2770
2771 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2772 release_region(spic_dev.cur_ioport->io1.minimum,
2773 spic_dev.cur_ioport->io1.address_length);
2774 if (spic_dev.cur_ioport->io2.minimum)
2775 release_region(spic_dev.cur_ioport->io2.minimum,
2776 spic_dev.cur_ioport->io2.address_length);
33a04454 2777
015a916f
MD		 2778 sonypi_compat_exit();
2779
1549ee6f 2780 sony_laptop_remove_input();
33a04454 2781
49a11dea 2782 /* pf attrs */
2783 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2784 sony_pf_remove();
2785
33a04454 2786 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2787 list_del(&io->list);
2788 kfree(io);
2789 }
2790 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2791 list_del(&irq->list);
2792 kfree(irq);
2793 }
2794 spic_dev.cur_ioport = NULL;
2795 spic_dev.cur_irq = NULL;
2796
f6119b02 2797 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2798 return 0;
2799}
2800
2801static int sony_pic_add(struct acpi_device *device)
2802{
2803 int result;
2804 struct sony_pic_ioport *io, *tmp_io;
2805 struct sony_pic_irq *irq, *tmp_irq;
2806
f6119b02 2807 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2808 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2809
2810 spic_dev.acpi_dev = device;
2811 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2812 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2813 mutex_init(&spic_dev.lock);
33a04454 2814
2815 /* read _PRS resources */
2816 result = sony_pic_possible_resources(device);
2817 if (result) {
2818 printk(KERN_ERR DRV_PFX
ff07a53a 2819 "Unable to read possible resources.\n");
33a04454 2820 goto err_free_resources;
2821 }
2822
2823 /* setup input devices and helper fifo */
2e4d242c 2824 result = sony_laptop_setup_input(device);
33a04454 2825 if (result) {
2826 printk(KERN_ERR DRV_PFX
ff07a53a 2827 "Unable to create input devices.\n");
33a04454 2828 goto err_free_resources;
2829 }
2830
015a916f
MD		 2831 if (sonypi_compat_init())
2832 goto err_remove_input;
2833
33a04454 2834 /* request io port */
fd1caaed
MD		 2835 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2836 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2837 "Sony Programable I/O Device")) {
fd1caaed
MD		 2838 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2839 io->io1.minimum, io->io1.maximum,
2840 io->io1.address_length);
2841 /* Type 1 have 2 ioports */
2842 if (io->io2.minimum) {
2843 if (request_region(io->io2.minimum,
2844 io->io2.address_length,
2845 "Sony Programable I/O Device")) {
2846 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2847 io->io2.minimum, io->io2.maximum,
2848 io->io2.address_length);
2849 spic_dev.cur_ioport = io;
2850 break;
2851 }
2852 else {
2853 dprintk("Unable to get I/O port2: "
2854 "0x%.4x (0x%.4x) + 0x%.2x\n",
2855 io->io2.minimum, io->io2.maximum,
2856 io->io2.address_length);
2857 release_region(io->io1.minimum,
2858 io->io1.address_length);
2859 }
2860 }
2861 else {
2862 spic_dev.cur_ioport = io;
2863 break;
2864 }
33a04454 2865 }
2866 }
2867 if (!spic_dev.cur_ioport) {
2868 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2869 result = -ENODEV;
015a916f 2870 goto err_remove_compat;
33a04454 2871 }
2872
2873 /* request IRQ */
fd1caaed 2874 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2875 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2876 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2877 dprintk("IRQ: %d - triggering: %d - "
2878 "polarity: %d - shr: %d\n",
2879 irq->irq.interrupts[0],
2880 irq->irq.triggering,
2881 irq->irq.polarity,
2882 irq->irq.sharable);
2883 spic_dev.cur_irq = irq;
2884 break;
2885 }
2886 }
2887 if (!spic_dev.cur_irq) {
2888 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2889 result = -ENODEV;
2890 goto err_release_region;
2891 }
2892
2893 /* set resource status _SRS */
2894 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2895 if (result) {
2896 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2897 goto err_free_irq;
2898 }
2899
49a11dea 2900 spic_dev.bluetooth_power = -1;
2901 /* create device attributes */
2902 result = sony_pf_add();
2903 if (result)
2904 goto err_disable_device;
2905
2906 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2907 if (result)
2908 goto err_remove_pf;
2909
33a04454 2910 return 0;
2911
49a11dea 2912err_remove_pf:
2913 sony_pf_remove();
2914
2915err_disable_device:
2916 sony_pic_disable(device);
2917
33a04454 2918err_free_irq:
2919 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2920
2921err_release_region:
fd1caaed
MD		 2922 release_region(spic_dev.cur_ioport->io1.minimum,
2923 spic_dev.cur_ioport->io1.address_length);
2924 if (spic_dev.cur_ioport->io2.minimum)
2925 release_region(spic_dev.cur_ioport->io2.minimum,
2926 spic_dev.cur_ioport->io2.address_length);
33a04454 2927
015a916f
MD		 2928err_remove_compat:
2929 sonypi_compat_exit();
2930
33a04454 2931err_remove_input:
1549ee6f 2932 sony_laptop_remove_input();
33a04454 2933
2934err_free_resources:
2935 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2936 list_del(&io->list);
2937 kfree(io);
2938 }
2939 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2940 list_del(&irq->list);
2941 kfree(irq);
2942 }
2943 spic_dev.cur_ioport = NULL;
2944 spic_dev.cur_irq = NULL;
2945
2946 return result;
2947}
2948
2949static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2950{
2951 if (sony_pic_disable(device))
2952 return -ENXIO;
2953 return 0;
2954}
2955
2956static int sony_pic_resume(struct acpi_device *device)
2957{
2958 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2959 return 0;
2960}
2961
1ba90e3a
TR		 2962static const struct acpi_device_id sony_pic_device_ids[] = {
2963 {SONY_PIC_HID, 0},
2964 {"", 0},
2965};
2966
33a04454 2967static struct acpi_driver sony_pic_driver = {
2968 .name = SONY_PIC_DRIVER_NAME,
2969 .class = SONY_PIC_CLASS,
1ba90e3a 2970 .ids = sony_pic_device_ids,
33a04454 2971 .owner = THIS_MODULE,
2972 .ops = {
2973 .add = sony_pic_add,
2974 .remove = sony_pic_remove,
2975 .suspend = sony_pic_suspend,
2976 .resume = sony_pic_resume,
2977 },
2978};
2979
2980static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2981 {
2982 .ident = "Sony Vaio",
2983 .matches = {
2984 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2985 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2986 },
2987 },
2988 {
2989 .ident = "Sony Vaio",
2990 .matches = {
2991 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2992 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2993 },
2994 },
2995 { }
2996};
2997
59b19106 2998static int __init sony_laptop_init(void)
7f09c432 2999{
33a04454 3000 int result;
3001
3002 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
3003 result = acpi_bus_register_driver(&sony_pic_driver);
3004 if (result) {
3005 printk(KERN_ERR DRV_PFX
3006 "Unable to register SPIC driver.");
3007 goto out;
3008 }
3009 }
3010
3011 result = acpi_bus_register_driver(&sony_nc_driver);
3012 if (result) {
3013 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
3014 goto out_unregister_pic;
3015 }
3016
3017 return 0;
3018
3019out_unregister_pic:
3020 if (!no_spic)
3021 acpi_bus_unregister_driver(&sony_pic_driver);
3022out:
3023 return result;
7f09c432
SP		 3024}
3025
59b19106 3026static void __exit sony_laptop_exit(void)
7f09c432 3027{
59b19106 3028 acpi_bus_unregister_driver(&sony_nc_driver);
33a04454 3029 if (!no_spic)
3030 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 3031}
3032
59b19106 3033module_init(sony_laptop_init);
3034module_exit(sony_laptop_exit);
Clone of davem's net-next-2.6 tree