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sony-laptop: Kill the BKL
[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
400 "Unabe to create workqueue.\n");
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 },
868 { 0x91, SONYPI_EVENT_PKEY_P1 },
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
MD		 919 u32 ev = event;
920 int result;
921
9b57896e
MG		 922 if (ev >= 0x90) {
923 /* New-style event */
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
932 if (handle) {
933 struct sony_nc_event *key_event;
9b57896e 934
45c7942b
MG		 935 if (sony_call_snc_handle(key_handle, 0x200, &result))
936 dprintk("sony_acpi_notify, unable to decode"
937 " event 0x%.2x 0x%.2x\n", key_handle,
938 ev);
9b57896e
MG		 939 else
940 ev = result & 0xFF;
941
45c7942b
MG		 942 if (key_handle == 0x100)
943 key_event = sony_100_events;
944 else
945 key_event = sony_127_events;
946
947 for (; key_event->data; key_event++) {
948 if (key_event->data == ev) {
949 ev = key_event->event;
9b57896e
MG		 950 break;
951 }
6315fd1c 952 }
6315fd1c 953
45c7942b 954 if (!key_event->data) {
9b57896e 955 printk(KERN_INFO DRV_PFX
45c7942b
MG		 956 "Unknown event: 0x%x 0x%x\n", key_handle,
957 ev);
958 }
6cc056bc
MG		 959 } else if (sony_find_snc_handle(0x124) == ev) {
960 sony_nc_rfkill_update();
961 return;
9b57896e 962 }
badf26f0
MG		 963 }
964
6315fd1c
MD		 965 dprintk("sony_acpi_notify, event: 0x%.2x\n", ev);
966 sony_laptop_report_input_event(ev);
14e04fb3 967 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 968}
969
970static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
971 void *context, void **return_value)
972{
30823736
LM		 973 struct acpi_device_info *info;
974 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
7f09c432 975
30823736
LM		 976 if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
977 info = buffer.pointer;
7f09c432 978
30823736
LM		 979 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
980 (char *)&info->name, info->param_count);
981
982 kfree(buffer.pointer);
983 }
7f09c432
SP		 984
985 return AE_OK;
986}
987
d78865cd
MD		 988/*
989 * ACPI device
990 */
badf26f0
MG		 991static int sony_nc_function_setup(struct acpi_device *device)
992{
993 int result;
994
995 /* Enable all events */
996 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
997
998 /* Setup hotkeys */
999 sony_call_snc_handle(0x0100, 0, &result);
1000 sony_call_snc_handle(0x0101, 0, &result);
1001 sony_call_snc_handle(0x0102, 0x100, &result);
1002
1003 return 0;
1004}
1005
59b19106 1006static int sony_nc_resume(struct acpi_device *device)
d78865cd 1007{
59b19106 1008 struct sony_nc_value *item;
badf26f0 1009 acpi_handle handle;
d78865cd 1010
59b19106 1011 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1012 int ret;
1013
1014 if (!item->valid)
1015 continue;
59b19106 1016 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1017 item->value, NULL);
d78865cd 1018 if (ret < 0) {
6e574195 1019 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1020 break;
1021 }
1022 }
6315fd1c 1023
82734bfc
MG		 1024 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1025 &handle))) {
1026 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1027 dprintk("ECON Method failed\n");
1028 }
1029
badf26f0
MG		 1030 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1031 &handle))) {
1032 dprintk("Doing SNC setup\n");
1033 sony_nc_function_setup(device);
1034 }
1035
e84a02ba
MD		 1036 /* set the last requested brightness level */
1037 if (sony_backlight_device &&
1038 !sony_backlight_update_status(sony_backlight_device))
0ef9cff1 1039 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1040
d78865cd
MD		 1041 return 0;
1042}
1043
6cc056bc
MG		 1044static void sony_nc_rfkill_cleanup(void)
1045{
1046 int i;
1047
1048 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1049 if (sony_rfkill_devices[i])
1050 rfkill_unregister(sony_rfkill_devices[i]);
1051 }
1052}
1053
1054static int sony_nc_rfkill_get(void *data, enum rfkill_state *state)
1055{
1056 int result;
1057 int argument = sony_rfkill_address[(long) data];
1058
1059 sony_call_snc_handle(0x124, 0x200, &result);
1060 if (result & 0x1) {
1061 sony_call_snc_handle(0x124, argument, &result);
1062 if (result & 0xf)
1063 *state = RFKILL_STATE_UNBLOCKED;
1064 else
1065 *state = RFKILL_STATE_SOFT_BLOCKED;
1066 } else {
1067 *state = RFKILL_STATE_HARD_BLOCKED;
1068 }
1069
1070 return 0;
1071}
1072
1073static int sony_nc_rfkill_set(void *data, enum rfkill_state state)
1074{
1075 int result;
1076 int argument = sony_rfkill_address[(long) data] + 0x100;
1077
1078 if (state == RFKILL_STATE_UNBLOCKED)
1079 argument |= 0xff0000;
1080
1081 return sony_call_snc_handle(0x124, argument, &result);
1082}
1083
1084static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
1085{
1086 int err = 0;
1087 struct rfkill *sony_wifi_rfkill;
1088
1089 sony_wifi_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WLAN);
1090 if (!sony_wifi_rfkill)
1091 return -1;
1092 sony_wifi_rfkill->name = "sony-wifi";
1093 sony_wifi_rfkill->toggle_radio = sony_nc_rfkill_set;
1094 sony_wifi_rfkill->get_state = sony_nc_rfkill_get;
1095 sony_wifi_rfkill->user_claim_unsupported = 1;
1096 sony_wifi_rfkill->data = (void *)SONY_WIFI;
1097 err = rfkill_register(sony_wifi_rfkill);
1098 if (err)
1099 rfkill_free(sony_wifi_rfkill);
1100 else
1101 sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
1102 return err;
1103}
1104
1105static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
1106{
1107 int err = 0;
1108 struct rfkill *sony_bluetooth_rfkill;
1109
1110 sony_bluetooth_rfkill = rfkill_allocate(&device->dev,
1111 RFKILL_TYPE_BLUETOOTH);
1112 if (!sony_bluetooth_rfkill)
1113 return -1;
1114 sony_bluetooth_rfkill->name = "sony-bluetooth";
1115 sony_bluetooth_rfkill->toggle_radio = sony_nc_rfkill_set;
1116 sony_bluetooth_rfkill->get_state = sony_nc_rfkill_get;
1117 sony_bluetooth_rfkill->user_claim_unsupported = 1;
1118 sony_bluetooth_rfkill->data = (void *)SONY_BLUETOOTH;
1119 err = rfkill_register(sony_bluetooth_rfkill);
1120 if (err)
1121 rfkill_free(sony_bluetooth_rfkill);
1122 else
1123 sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
1124 return err;
1125}
1126
1127static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
1128{
1129 int err = 0;
1130 struct rfkill *sony_wwan_rfkill;
1131
1132 sony_wwan_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WWAN);
1133 if (!sony_wwan_rfkill)
1134 return -1;
1135 sony_wwan_rfkill->name = "sony-wwan";
1136 sony_wwan_rfkill->toggle_radio = sony_nc_rfkill_set;
1137 sony_wwan_rfkill->get_state = sony_nc_rfkill_get;
1138 sony_wwan_rfkill->user_claim_unsupported = 1;
1139 sony_wwan_rfkill->data = (void *)SONY_WWAN;
1140 err = rfkill_register(sony_wwan_rfkill);
1141 if (err)
1142 rfkill_free(sony_wwan_rfkill);
1143 else
1144 sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
1145 return err;
1146}
1147
1148static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
1149{
1150 int err = 0;
1151 struct rfkill *sony_wimax_rfkill;
1152
1153 sony_wimax_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WIMAX);
1154 if (!sony_wimax_rfkill)
1155 return -1;
1156 sony_wimax_rfkill->name = "sony-wimax";
1157 sony_wimax_rfkill->toggle_radio = sony_nc_rfkill_set;
1158 sony_wimax_rfkill->get_state = sony_nc_rfkill_get;
1159 sony_wimax_rfkill->user_claim_unsupported = 1;
1160 sony_wimax_rfkill->data = (void *)SONY_WIMAX;
1161 err = rfkill_register(sony_wimax_rfkill);
1162 if (err)
1163 rfkill_free(sony_wimax_rfkill);
1164 else
1165 sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
1166 return err;
1167}
1168
1169static void sony_nc_rfkill_update()
1170{
1171 int i;
1172 enum rfkill_state state;
1173
1174 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1175 if (sony_rfkill_devices[i]) {
1176 sony_rfkill_devices[i]->
1177 get_state(sony_rfkill_devices[i]->data,
1178 &state);
1179 rfkill_force_state(sony_rfkill_devices[i], state);
1180 }
1181 }
1182}
1183
1184static int sony_nc_rfkill_setup(struct acpi_device *device)
1185{
1186 int result, ret;
1187
1188 if (sony_find_snc_handle(0x124) == -1)
1189 return -1;
1190
1191 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1192 if (ret) {
1193 printk(KERN_INFO DRV_PFX
1194 "Unable to enumerate rfkill devices: %x\n", ret);
1195 return ret;
1196 }
1197
1198 if (result & 0x1)
1199 sony_nc_setup_wifi_rfkill(device);
1200 if (result & 0x2)
1201 sony_nc_setup_bluetooth_rfkill(device);
1202 if (result & 0x1c)
1203 sony_nc_setup_wwan_rfkill(device);
1204 if (result & 0x20)
1205 sony_nc_setup_wimax_rfkill(device);
1206
1207 return 0;
1208}
1209
59b19106 1210static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1211{
1212 acpi_status status;
8607c673 1213 int result = 0;
50f62afb 1214 acpi_handle handle;
56b8756b 1215 struct sony_nc_value *item;
7f09c432 1216
f6119b02 1217 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1218 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1219
59b19106 1220 sony_nc_acpi_device = device;
33a04454 1221 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1222
59b19106 1223 sony_nc_acpi_handle = device->handle;
7f09c432 1224
b25b732a
MD		 1225 /* read device status */
1226 result = acpi_bus_get_status(device);
1227 /* bail IFF the above call was successful and the device is not present */
1228 if (!result && !device->status.present) {
1229 dprintk("Device not present\n");
1230 result = -ENODEV;
1231 goto outwalk;
1232 }
1233
7f09c432 1234 if (debug) {
59b19106 1235 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
7f09c432
SP		 1236 1, sony_walk_callback, NULL, NULL);
1237 if (ACPI_FAILURE(status)) {
f6119b02 1238 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1239 result = -ENODEV;
1240 goto outwalk;
1241 }
c561162f 1242 }
7f09c432 1243
b25b732a
MD		 1244 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1245 * should be respected as we already checked for the device presence above */
1246 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1247 dprintk("Invoking _INI\n");
1248 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1249 NULL, NULL)))
1250 dprintk("_INI Method failed\n");
1251 }
1252
82734bfc
MG		 1253 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1254 &handle))) {
1255 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1256 dprintk("ECON Method failed\n");
1257 }
1258
badf26f0
MG		 1259 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1260 &handle))) {
1261 dprintk("Doing SNC setup\n");
1262 sony_nc_function_setup(device);
6cc056bc 1263 sony_nc_rfkill_setup(device);
badf26f0
MG		 1264 }
1265
1549ee6f 1266 /* setup input devices and helper fifo */
2e4d242c 1267 result = sony_laptop_setup_input(device);
1549ee6f 1268 if (result) {
1269 printk(KERN_ERR DRV_PFX
1270 "Unabe to create input devices.\n");
1271 goto outwalk;
1272 }
1273
59b19106 1274 status = acpi_install_notify_handler(sony_nc_acpi_handle,
c561162f 1275 ACPI_DEVICE_NOTIFY,
a02d1c1d 1276 sony_acpi_notify, NULL);
c561162f 1277 if (ACPI_FAILURE(status)) {
b25b732a 1278 printk(KERN_WARNING DRV_PFX "unable to install notify handler (%u)\n", status);
c561162f 1279 result = -ENODEV;
1549ee6f 1280 goto outinput;
7f09c432
SP		 1281 }
1282
38cfc148 1283 if (acpi_video_backlight_support()) {
3fedd90f 1284 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1285 "controlled by ACPI video driver\n");
1286 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1287 &handle))) {
50f62afb 1288 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1289 NULL,
321709c5 1290 &sony_backlight_ops);
7df03b82 1291
a02d1c1d 1292 if (IS_ERR(sony_backlight_device)) {
f6119b02 1293 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1294 sony_backlight_device = NULL;
321709c5
RP		 1295 } else {
1296 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1297 sony_backlight_get_brightness
1298 (sony_backlight_device);
2e4d242c 1299 sony_backlight_device->props.max_brightness =
321709c5
RP		 1300 SONY_MAX_BRIGHTNESS - 1;
1301 }
1302
50f62afb 1303 }
7f09c432 1304
49a11dea 1305 result = sony_pf_add();
1306 if (result)
ed3aa4b7 1307 goto outbacklight;
7f09c432 1308
56b8756b 1309 /* create sony_pf sysfs attributes related to the SNC device */
1310 for (item = sony_nc_values; item->name; ++item) {
1311
1312 if (!debug && item->debug)
1313 continue;
1314
1315 /* find the available acpiget as described in the DSDT */
1316 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1317 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1318 *item->acpiget,
1319 &handle))) {
b9a218b7 1320 dprintk("Found %s getter: %s\n",
1321 item->name, *item->acpiget);
56b8756b 1322 item->devattr.attr.mode |= S_IRUGO;
1323 break;
1324 }
1325 }
1326
1327 /* find the available acpiset as described in the DSDT */
1328 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1329 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1330 *item->acpiset,
1331 &handle))) {
b9a218b7 1332 dprintk("Found %s setter: %s\n",
1333 item->name, *item->acpiset);
56b8756b 1334 item->devattr.attr.mode |= S_IWUSR;
1335 break;
1336 }
1337 }
1338
1339 if (item->devattr.attr.mode != 0) {
1340 result =
1341 device_create_file(&sony_pf_device->dev,
1342 &item->devattr);
1343 if (result)
1344 goto out_sysfs;
1345 }
1346 }
1347
7f09c432
SP		 1348 return 0;
1349
56b8756b 1350 out_sysfs:
1351 for (item = sony_nc_values; item->name; ++item) {
1352 device_remove_file(&sony_pf_device->dev, &item->devattr);
1353 }
1354 sony_pf_remove();
1549ee6f 1355
a02d1c1d 1356 outbacklight:
7df03b82
MD		 1357 if (sony_backlight_device)
1358 backlight_device_unregister(sony_backlight_device);
1359
59b19106 1360 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
c561162f
SP		 1361 ACPI_DEVICE_NOTIFY,
1362 sony_acpi_notify);
1363 if (ACPI_FAILURE(status))
f6119b02 1364 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
1549ee6f 1365
1366 outinput:
1367 sony_laptop_remove_input();
1368
a02d1c1d 1369 outwalk:
6cc056bc 1370 sony_nc_rfkill_cleanup();
7f09c432
SP		 1371 return result;
1372}
1373
59b19106 1374static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432
SP		 1375{
1376 acpi_status status;
56b8756b 1377 struct sony_nc_value *item;
7f09c432 1378
50f62afb
AG		 1379 if (sony_backlight_device)
1380 backlight_device_unregister(sony_backlight_device);
1381
59b19106 1382 sony_nc_acpi_device = NULL;
c561162f 1383
59b19106 1384 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
c561162f
SP		 1385 ACPI_DEVICE_NOTIFY,
1386 sony_acpi_notify);
1387 if (ACPI_FAILURE(status))
f6119b02 1388 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
7f09c432 1389
56b8756b 1390 for (item = sony_nc_values; item->name; ++item) {
1391 device_remove_file(&sony_pf_device->dev, &item->devattr);
1392 }
1393
1394 sony_pf_remove();
1549ee6f 1395 sony_laptop_remove_input();
6cc056bc 1396 sony_nc_rfkill_cleanup();
f6119b02 1397 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1398
1399 return 0;
1400}
1401
1ba90e3a
TR		 1402static const struct acpi_device_id sony_device_ids[] = {
1403 {SONY_NC_HID, 0},
1404 {SONY_PIC_HID, 0},
1405 {"", 0},
1406};
1407MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1408
1409static const struct acpi_device_id sony_nc_device_ids[] = {
1410 {SONY_NC_HID, 0},
1411 {"", 0},
1412};
1413
59b19106 1414static struct acpi_driver sony_nc_driver = {
1415 .name = SONY_NC_DRIVER_NAME,
1416 .class = SONY_NC_CLASS,
1ba90e3a 1417 .ids = sony_nc_device_ids,
33a04454 1418 .owner = THIS_MODULE,
a02d1c1d 1419 .ops = {
59b19106 1420 .add = sony_nc_add,
1421 .remove = sony_nc_remove,
1422 .resume = sony_nc_resume,
a02d1c1d 1423 },
3f4f461f
AM		 1424};
1425
33a04454 1426/*********** SPIC (SNY6001) Device ***********/
1427
1428#define SONYPI_DEVICE_TYPE1 0x00000001
1429#define SONYPI_DEVICE_TYPE2 0x00000002
1430#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1431#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1432
22a17780
MD		 1433#define SONYPI_TYPE1_OFFSET 0x04
1434#define SONYPI_TYPE2_OFFSET 0x12
1435#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1436
33a04454 1437struct sony_pic_ioport {
fd1caaed
MD		 1438 struct acpi_resource_io io1;
1439 struct acpi_resource_io io2;
33a04454 1440 struct list_head list;
1441};
1442
1443struct sony_pic_irq {
1444 struct acpi_resource_irq irq;
1445 struct list_head list;
1446};
1447
de920430
MD		 1448struct sonypi_eventtypes {
1449 u8 data;
1450 unsigned long mask;
1451 struct sonypi_event *events;
1452};
1453
1454struct device_ctrl {
1455 int model;
3eb8749a 1456 int (*handle_irq)(const u8, const u8);
de920430
MD		 1457 u16 evport_offset;
1458 u8 has_camera;
1459 u8 has_bluetooth;
1460 u8 has_wwan;
1461 struct sonypi_eventtypes *event_types;
1462};
1463
33a04454 1464struct sony_pic_dev {
de920430 1465 struct device_ctrl *control;
33a04454 1466 struct acpi_device *acpi_dev;
1467 struct sony_pic_irq *cur_irq;
1468 struct sony_pic_ioport *cur_ioport;
1469 struct list_head interrupts;
1470 struct list_head ioports;
9f9f0761 1471 struct mutex lock;
de920430
MD		 1472 u8 camera_power;
1473 u8 bluetooth_power;
1474 u8 wwan_power;
33a04454 1475};
1476
1477static struct sony_pic_dev spic_dev = {
1478 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1479 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1480};
1481
1482/* Event masks */
1483#define SONYPI_JOGGER_MASK 0x00000001
1484#define SONYPI_CAPTURE_MASK 0x00000002
1485#define SONYPI_FNKEY_MASK 0x00000004
1486#define SONYPI_BLUETOOTH_MASK 0x00000008
1487#define SONYPI_PKEY_MASK 0x00000010
1488#define SONYPI_BACK_MASK 0x00000020
1489#define SONYPI_HELP_MASK 0x00000040
1490#define SONYPI_LID_MASK 0x00000080
1491#define SONYPI_ZOOM_MASK 0x00000100
1492#define SONYPI_THUMBPHRASE_MASK 0x00000200
1493#define SONYPI_MEYE_MASK 0x00000400
1494#define SONYPI_MEMORYSTICK_MASK 0x00000800
1495#define SONYPI_BATTERY_MASK 0x00001000
1496#define SONYPI_WIRELESS_MASK 0x00002000
1497
1498struct sonypi_event {
1499 u8 data;
1500 u8 event;
1501};
1502
1503/* The set of possible button release events */
1504static struct sonypi_event sonypi_releaseev[] = {
1505 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1506 { 0, 0 }
1507};
1508
1509/* The set of possible jogger events */
1510static struct sonypi_event sonypi_joggerev[] = {
1511 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1512 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1513 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1514 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1515 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1516 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1517 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1518 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1519 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1520 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1521 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1522 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1523 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1524 { 0, 0 }
1525};
1526
1527/* The set of possible capture button events */
1528static struct sonypi_event sonypi_captureev[] = {
1529 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1530 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1531 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1532 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1533 { 0, 0 }
1534};
1535
1536/* The set of possible fnkeys events */
1537static struct sonypi_event sonypi_fnkeyev[] = {
1538 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1539 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1540 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1541 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1542 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1543 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1544 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1545 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1546 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1547 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1548 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1549 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1550 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1551 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1552 { 0x21, SONYPI_EVENT_FNKEY_1 },
1553 { 0x22, SONYPI_EVENT_FNKEY_2 },
1554 { 0x31, SONYPI_EVENT_FNKEY_D },
1555 { 0x32, SONYPI_EVENT_FNKEY_E },
1556 { 0x33, SONYPI_EVENT_FNKEY_F },
1557 { 0x34, SONYPI_EVENT_FNKEY_S },
1558 { 0x35, SONYPI_EVENT_FNKEY_B },
1559 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1560 { 0, 0 }
1561};
1562
1563/* The set of possible program key events */
1564static struct sonypi_event sonypi_pkeyev[] = {
1565 { 0x01, SONYPI_EVENT_PKEY_P1 },
1566 { 0x02, SONYPI_EVENT_PKEY_P2 },
1567 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1568 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1569 { 0, 0 }
1570};
1571
1572/* The set of possible bluetooth events */
1573static struct sonypi_event sonypi_blueev[] = {
1574 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1575 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1576 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1577 { 0, 0 }
1578};
1579
1580/* The set of possible wireless events */
1581static struct sonypi_event sonypi_wlessev[] = {
1582 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1583 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1584 { 0, 0 }
1585};
1586
1587/* The set of possible back button events */
1588static struct sonypi_event sonypi_backev[] = {
1589 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1590 { 0, 0 }
1591};
1592
1593/* The set of possible help button events */
1594static struct sonypi_event sonypi_helpev[] = {
1595 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1596 { 0, 0 }
1597};
1598
1599
1600/* The set of possible lid events */
1601static struct sonypi_event sonypi_lidev[] = {
1602 { 0x51, SONYPI_EVENT_LID_CLOSED },
1603 { 0x50, SONYPI_EVENT_LID_OPENED },
1604 { 0, 0 }
1605};
1606
1607/* The set of possible zoom events */
1608static struct sonypi_event sonypi_zoomev[] = {
1609 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1610 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1611 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1612 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1613 { 0, 0 }
1614};
1615
1616/* The set of possible thumbphrase events */
1617static struct sonypi_event sonypi_thumbphraseev[] = {
1618 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1619 { 0, 0 }
1620};
1621
1622/* The set of possible motioneye camera events */
1623static struct sonypi_event sonypi_meyeev[] = {
1624 { 0x00, SONYPI_EVENT_MEYE_FACE },
1625 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1626 { 0, 0 }
1627};
1628
1629/* The set of possible memorystick events */
1630static struct sonypi_event sonypi_memorystickev[] = {
1631 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1632 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1633 { 0, 0 }
1634};
1635
1636/* The set of possible battery events */
1637static struct sonypi_event sonypi_batteryev[] = {
1638 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1639 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1640 { 0, 0 }
1641};
1642
1cae7103
HJ		 1643/* The set of possible volume events */
1644static struct sonypi_event sonypi_volumeev[] = {
1645 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1646 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1647 { 0, 0 }
1648};
1649
1650/* The set of possible brightness events */
1651static struct sonypi_event sonypi_brightnessev[] = {
1652 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1653 { 0, 0 }
1654};
1655
de920430
MD		 1656static struct sonypi_eventtypes type1_events[] = {
1657 { 0, 0xffffffff, sonypi_releaseev },
1658 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1659 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1660 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1661 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1662 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1663 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1664 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1665 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1666 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1667 { 0 },
1668};
1669static struct sonypi_eventtypes type2_events[] = {
1670 { 0, 0xffffffff, sonypi_releaseev },
1671 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1672 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1673 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1674 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1675 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1676 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1677 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1678 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1679 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1680 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1681 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1682 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1683 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1684 { 0 },
1685};
1686static struct sonypi_eventtypes type3_events[] = {
1687 { 0, 0xffffffff, sonypi_releaseev },
1688 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1689 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1690 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1691 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1692 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1693 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1694 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1695 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1696 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1697 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1698 { 0 },
de920430
MD		 1699};
1700
3eb8749a 1701/* low level spic calls */
33a04454 1702#define ITERATIONS_LONG 10000
1703#define ITERATIONS_SHORT 10
1704#define wait_on_command(command, iterations) { \
1705 unsigned int n = iterations; \
1706 while (--n && (command)) \
1707 udelay(1); \
1708 if (!n) \
1709 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1710 __FILE__, __func__, __LINE__); \
33a04454 1711}
1712
1713static u8 sony_pic_call1(u8 dev)
1714{
1715 u8 v1, v2;
1716
fd1caaed 1717 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1718 ITERATIONS_LONG);
fd1caaed
MD		 1719 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1720 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1721 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1722 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1723 return v2;
1724}
1725
1726static u8 sony_pic_call2(u8 dev, u8 fn)
1727{
1728 u8 v1;
1729
fd1caaed 1730 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1731 ITERATIONS_LONG);
fd1caaed
MD		 1732 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1733 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1734 ITERATIONS_LONG);
fd1caaed
MD		 1735 outb(fn, spic_dev.cur_ioport->io1.minimum);
1736 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1737 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1738 return v1;
1739}
1740
49a11dea 1741static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1742{
1743 u8 v1;
1744
fd1caaed
MD		 1745 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1746 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1747 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1748 outb(fn, spic_dev.cur_ioport->io1.minimum);
1749 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1750 outb(v, spic_dev.cur_ioport->io1.minimum);
1751 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1752 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1753 dev, fn, v, v1);
49a11dea 1754 return v1;
1755}
1756
3eb8749a
MD		 1757/*
1758 * minidrivers for SPIC models
1759 */
e93c8a68 1760static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1761{
1762 /*
1763 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1764 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1765 * irq and we can read new data from the device:
1766 * - 0x5c and 0x5f requires 0xA0
1767 * - 0x61 requires 0xB3
1768 */
1769 if (data_mask == 0x31) {
1770 if (ev == 0x5c || ev == 0x5f)
1771 sony_pic_call1(0xA0);
1772 else if (ev == 0x61)
1773 sony_pic_call1(0xB3);
1774 return 0;
1775 }
1776 return 1;
1777}
1778
1779static struct device_ctrl spic_types[] = {
1780 {
1781 .model = SONYPI_DEVICE_TYPE1,
1782 .handle_irq = NULL,
1783 .evport_offset = SONYPI_TYPE1_OFFSET,
1784 .event_types = type1_events,
1785 },
1786 {
1787 .model = SONYPI_DEVICE_TYPE2,
1788 .handle_irq = NULL,
1789 .evport_offset = SONYPI_TYPE2_OFFSET,
1790 .event_types = type2_events,
1791 },
1792 {
1793 .model = SONYPI_DEVICE_TYPE3,
e93c8a68 1794 .handle_irq = type3_handle_irq,
3eb8749a
MD		 1795 .evport_offset = SONYPI_TYPE3_OFFSET,
1796 .event_types = type3_events,
1797 },
3eb8749a
MD		 1798};
1799
1800static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1801{
1802 struct pci_dev *pcidev;
1803
1804 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1805 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1806 if (pcidev) {
1807 dev->control = &spic_types[0];
1808 goto out;
1809 }
1810
1811 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1812 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1813 if (pcidev) {
1814 dev->control = &spic_types[2];
1815 goto out;
1816 }
1817
1818 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1819 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1820 if (pcidev) {
e93c8a68 1821 dev->control = &spic_types[2];
3eb8749a
MD		 1822 goto out;
1823 }
1824
1825 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1826 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1827 if (pcidev) {
e93c8a68 1828 dev->control = &spic_types[2];
3eb8749a
MD		 1829 goto out;
1830 }
1831
d5b02695
IM		 1832 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1833 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1834 if (pcidev) {
1835 dev->control = &spic_types[2];
1836 goto out;
1837 }
1838
3eb8749a
MD		 1839 /* default */
1840 dev->control = &spic_types[1];
1841
1842out:
1843 if (pcidev)
1844 pci_dev_put(pcidev);
1845
1846 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1847 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
e93c8a68 1848 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1849}
1850
49a11dea 1851/* camera tests and poweron/poweroff */
1852#define SONYPI_CAMERA_PICTURE 5
49a11dea 1853#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1854
1855#define SONYPI_CAMERA_BRIGHTNESS 0
1856#define SONYPI_CAMERA_CONTRAST 1
1857#define SONYPI_CAMERA_HUE 2
1858#define SONYPI_CAMERA_COLOR 3
1859#define SONYPI_CAMERA_SHARPNESS 4
1860
1861#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1862#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1863#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1864#define SONYPI_CAMERA_MUTE_MASK 0x40
1865
1866/* the rest don't need a loop until not 0xff */
1867#define SONYPI_CAMERA_AGC 6
1868#define SONYPI_CAMERA_AGC_MASK 0x30
1869#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1870
1871#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1872#define SONYPI_CAMERA_CONTROL 0x10
1873
1874#define SONYPI_CAMERA_STATUS 7
1875#define SONYPI_CAMERA_STATUS_READY 0x2
1876#define SONYPI_CAMERA_STATUS_POSITION 0x4
1877
1878#define SONYPI_DIRECTION_BACKWARDS 0x4
1879
1880#define SONYPI_CAMERA_REVISION 8
1881#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1882
9f9f0761 1883static int __sony_pic_camera_ready(void)
49a11dea 1884{
1885 u8 v;
1886
1887 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1888 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1889}
1890
e364632e 1891static int __sony_pic_camera_off(void)
49a11dea 1892{
5f3d2898 1893 if (!camera) {
1894 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1895 return -ENODEV;
1896 }
1897
49a11dea 1898 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1899 SONYPI_CAMERA_MUTE_MASK),
1900 ITERATIONS_SHORT);
1901
5f3d2898 1902 if (spic_dev.camera_power) {
1903 sony_pic_call2(0x91, 0);
1904 spic_dev.camera_power = 0;
1905 }
1906 return 0;
49a11dea 1907}
1908
e364632e 1909static int __sony_pic_camera_on(void)
49a11dea 1910{
5f3d2898 1911 int i, j, x;
1912
1913 if (!camera) {
1914 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1915 return -ENODEV;
1916 }
49a11dea 1917
1918 if (spic_dev.camera_power)
e364632e 1919 return 0;
49a11dea 1920
1921 for (j = 5; j > 0; j--) {
1922
5f3d2898 1923 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1924 msleep(10);
1925 sony_pic_call1(0x93);
1926
1927 for (i = 400; i > 0; i--) {
9f9f0761 1928 if (__sony_pic_camera_ready())
49a11dea 1929 break;
1930 msleep(10);
1931 }
1932 if (i)
1933 break;
1934 }
1935
1936 if (j == 0) {
5f3d2898 1937 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1938 return -ENODEV;
49a11dea 1939 }
1940
1941 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1942 0x5a),
1943 ITERATIONS_SHORT);
1944
1945 spic_dev.camera_power = 1;
5f3d2898 1946 return 0;
49a11dea 1947}
1948
e364632e 1949/* External camera command (exported to the motion eye v4l driver) */
1950int sony_pic_camera_command(int command, u8 value)
1951{
1952 if (!camera)
1953 return -EIO;
1954
1955 mutex_lock(&spic_dev.lock);
1956
1957 switch (command) {
1ce82c14 1958 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1959 if (value)
1960 __sony_pic_camera_on();
1961 else
1962 __sony_pic_camera_off();
1963 break;
1ce82c14 1964 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1965 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1966 ITERATIONS_SHORT);
1967 break;
1ce82c14 1968 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1969 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1970 ITERATIONS_SHORT);
1971 break;
1ce82c14 1972 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1973 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1974 ITERATIONS_SHORT);
1975 break;
1ce82c14 1976 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1977 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1978 ITERATIONS_SHORT);
1979 break;
1ce82c14 1980 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1981 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1982 ITERATIONS_SHORT);
1983 break;
1ce82c14 1984 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1985 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1986 ITERATIONS_SHORT);
1987 break;
1ce82c14 1988 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1989 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1990 ITERATIONS_SHORT);
1991 break;
1992 default:
1993 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1994 command);
1995 break;
1996 }
1997 mutex_unlock(&spic_dev.lock);
1998 return 0;
1999}
2000EXPORT_SYMBOL(sony_pic_camera_command);
2001
9476cdfa 2002/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 2003static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 2004{
2005 state = !!state;
c9f1e6f6 2006 if (spic_dev.wwan_power == state)
9476cdfa 2007 return;
9476cdfa 2008 sony_pic_call2(0xB0, state);
3ad1b761 2009 sony_pic_call1(0x82);
9476cdfa 2010 spic_dev.wwan_power = state;
9476cdfa 2011}
2012
2013static ssize_t sony_pic_wwanpower_store(struct device *dev,
2014 struct device_attribute *attr,
2015 const char *buffer, size_t count)
2016{
2017 unsigned long value;
2018 if (count > 31)
2019 return -EINVAL;
2020
2021 value = simple_strtoul(buffer, NULL, 10);
c9f1e6f6
MD		 2022 mutex_lock(&spic_dev.lock);
2023 __sony_pic_set_wwanpower(value);
2024 mutex_unlock(&spic_dev.lock);
9476cdfa 2025
2026 return count;
2027}
2028
2029static ssize_t sony_pic_wwanpower_show(struct device *dev,
2030 struct device_attribute *attr, char *buffer)
2031{
2032 ssize_t count;
2033 mutex_lock(&spic_dev.lock);
2034 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2035 mutex_unlock(&spic_dev.lock);
2036 return count;
2037}
2038
49a11dea 2039/* bluetooth subsystem power state */
9f9f0761 2040static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 2041{
2042 state = !!state;
2043 if (spic_dev.bluetooth_power == state)
2044 return;
2045 sony_pic_call2(0x96, state);
2046 sony_pic_call1(0x82);
2047 spic_dev.bluetooth_power = state;
2048}
2049
2050static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2051 struct device_attribute *attr,
2052 const char *buffer, size_t count)
2053{
2054 unsigned long value;
2055 if (count > 31)
2056 return -EINVAL;
2057
2058 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2059 mutex_lock(&spic_dev.lock);
2060 __sony_pic_set_bluetoothpower(value);
2061 mutex_unlock(&spic_dev.lock);
49a11dea 2062
2063 return count;
2064}
2065
2066static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2067 struct device_attribute *attr, char *buffer)
2068{
9f9f0761 2069 ssize_t count = 0;
2070 mutex_lock(&spic_dev.lock);
2071 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2072 mutex_unlock(&spic_dev.lock);
2073 return count;
49a11dea 2074}
2075
2076/* fan speed */
2077/* FAN0 information (reverse engineered from ACPI tables) */
2078#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2079static int sony_pic_set_fanspeed(unsigned long value)
2080{
2081 return ec_write(SONY_PIC_FAN0_STATUS, value);
2082}
2083
2084static int sony_pic_get_fanspeed(u8 *value)
2085{
2086 return ec_read(SONY_PIC_FAN0_STATUS, value);
2087}
2088
49a11dea 2089static ssize_t sony_pic_fanspeed_store(struct device *dev,
2090 struct device_attribute *attr,
2091 const char *buffer, size_t count)
2092{
2093 unsigned long value;
2094 if (count > 31)
2095 return -EINVAL;
2096
2097 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2098 if (sony_pic_set_fanspeed(value))
49a11dea 2099 return -EIO;
2100
2101 return count;
2102}
2103
2104static ssize_t sony_pic_fanspeed_show(struct device *dev,
2105 struct device_attribute *attr, char *buffer)
2106{
2107 u8 value = 0;
7b153f36 2108 if (sony_pic_get_fanspeed(&value))
49a11dea 2109 return -EIO;
2110
2111 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2112}
2113
2114#define SPIC_ATTR(_name, _mode) \
2115struct device_attribute spic_attr_##_name = __ATTR(_name, \
2116 _mode, sony_pic_## _name ##_show, \
2117 sony_pic_## _name ##_store)
2118
49a11dea 2119static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2120static SPIC_ATTR(wwanpower, 0644);
49a11dea 2121static SPIC_ATTR(fanspeed, 0644);
2122
2123static struct attribute *spic_attributes[] = {
49a11dea 2124 &spic_attr_bluetoothpower.attr,
9476cdfa 2125 &spic_attr_wwanpower.attr,
49a11dea 2126 &spic_attr_fanspeed.attr,
2127 NULL
2128};
2129
2130static struct attribute_group spic_attribute_group = {
2131 .attrs = spic_attributes
2132};
2133
7b153f36 2134/******** SONYPI compatibility **********/
a64e62a0 2135#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2136
2137/* battery / brightness / temperature addresses */
2138#define SONYPI_BAT_FLAGS 0x81
2139#define SONYPI_LCD_LIGHT 0x96
2140#define SONYPI_BAT1_PCTRM 0xa0
2141#define SONYPI_BAT1_LEFT 0xa2
2142#define SONYPI_BAT1_MAXRT 0xa4
2143#define SONYPI_BAT2_PCTRM 0xa8
2144#define SONYPI_BAT2_LEFT 0xaa
2145#define SONYPI_BAT2_MAXRT 0xac
2146#define SONYPI_BAT1_MAXTK 0xb0
2147#define SONYPI_BAT1_FULL 0xb2
2148#define SONYPI_BAT2_MAXTK 0xb8
2149#define SONYPI_BAT2_FULL 0xba
2150#define SONYPI_TEMP_STATUS 0xC1
2151
2152struct sonypi_compat_s {
2153 struct fasync_struct *fifo_async;
2154 struct kfifo *fifo;
2155 spinlock_t fifo_lock;
2156 wait_queue_head_t fifo_proc_list;
2157 atomic_t open_count;
2158};
2159static struct sonypi_compat_s sonypi_compat = {
2160 .open_count = ATOMIC_INIT(0),
2161};
2162
2163static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2164{
2165 int retval;
2166
2167 retval = fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
2168 if (retval < 0)
2169 return retval;
2170 return 0;
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
2819 "Unabe to read possible resources.\n");
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
2827 "Unabe to create input devices.\n");
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