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nl80211: use GFP_ATOMIC for michael mic failure message
[mirror_ubuntu-bionic-kernel.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
a83021a2
AT		 320 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
321 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
1549ee6f 322 /* Nothing, not all VAIOs generate this event */
323 return;
324 }
325
326 /* report events */
327 switch (event) {
328 /* jog_dev events */
329 case SONYPI_EVENT_JOGDIAL_UP:
330 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
331 input_report_rel(jog_dev, REL_WHEEL, 1);
332 input_sync(jog_dev);
333 return;
334
335 case SONYPI_EVENT_JOGDIAL_DOWN:
336 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
337 input_report_rel(jog_dev, REL_WHEEL, -1);
338 input_sync(jog_dev);
339 return;
340
341 /* key_dev events */
342 case SONYPI_EVENT_JOGDIAL_PRESSED:
343 kp.key = BTN_MIDDLE;
344 kp.dev = jog_dev;
345 break;
346
347 default:
d399d130 348 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 349 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
350 break;
351 }
352 if (sony_laptop_input_index[event] != -1) {
353 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
354 if (kp.key != KEY_UNKNOWN)
1549ee6f 355 kp.dev = key_dev;
bc57f865 356 }
1549ee6f 357 break;
358 }
359
360 if (kp.dev) {
361 input_report_key(kp.dev, kp.key, 1);
bc57f865
MD		 362 /* we emit the scancode so we can always remap the key */
363 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
1549ee6f 364 input_sync(kp.dev);
365 kfifo_put(sony_laptop_input.fifo,
366 (unsigned char *)&kp, sizeof(kp));
367
368 if (!work_pending(&sony_laptop_release_key_work))
369 queue_work(sony_laptop_input.wq,
370 &sony_laptop_release_key_work);
371 } else
372 dprintk("unknown input event %.2x\n", event);
373}
374
2e4d242c 375static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 376{
377 struct input_dev *jog_dev;
378 struct input_dev *key_dev;
379 int i;
380 int error;
381
382 /* don't run again if already initialized */
383 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
384 return 0;
385
386 /* kfifo */
387 spin_lock_init(&sony_laptop_input.fifo_lock);
388 sony_laptop_input.fifo =
389 kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
390 &sony_laptop_input.fifo_lock);
391 if (IS_ERR(sony_laptop_input.fifo)) {
392 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
393 error = PTR_ERR(sony_laptop_input.fifo);
394 goto err_dec_users;
395 }
396
397 /* init workqueue */
398 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
399 if (!sony_laptop_input.wq) {
400 printk(KERN_ERR DRV_PFX
ff07a53a 401 "Unable to create workqueue.\n");
1549ee6f 402 error = -ENXIO;
403 goto err_free_kfifo;
404 }
405
406 /* input keys */
407 key_dev = input_allocate_device();
408 if (!key_dev) {
409 error = -ENOMEM;
410 goto err_destroy_wq;
411 }
412
413 key_dev->name = "Sony Vaio Keys";
414 key_dev->id.bustype = BUS_ISA;
415 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 416 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 417
418 /* Initialize the Input Drivers: special keys */
bc57f865
MD		 419 set_bit(EV_KEY, key_dev->evbit);
420 set_bit(EV_MSC, key_dev->evbit);
421 set_bit(MSC_SCAN, key_dev->mscbit);
422 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
423 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
424 key_dev->keycode = &sony_laptop_input_keycode_map;
425 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
426 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
427 set_bit(sony_laptop_input_keycode_map[i],
428 key_dev->keybit);
429 }
430 }
1549ee6f 431
432 error = input_register_device(key_dev);
433 if (error)
434 goto err_free_keydev;
435
436 sony_laptop_input.key_dev = key_dev;
437
438 /* jogdial */
439 jog_dev = input_allocate_device();
440 if (!jog_dev) {
441 error = -ENOMEM;
442 goto err_unregister_keydev;
443 }
444
445 jog_dev->name = "Sony Vaio Jogdial";
446 jog_dev->id.bustype = BUS_ISA;
447 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 448 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 449
7b19ada2
JS		 450 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
451 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
452 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
1549ee6f 453
454 error = input_register_device(jog_dev);
455 if (error)
456 goto err_free_jogdev;
457
458 sony_laptop_input.jog_dev = jog_dev;
459
460 return 0;
461
462err_free_jogdev:
463 input_free_device(jog_dev);
464
465err_unregister_keydev:
466 input_unregister_device(key_dev);
467 /* to avoid kref underflow below at input_free_device */
468 key_dev = NULL;
469
470err_free_keydev:
471 input_free_device(key_dev);
472
473err_destroy_wq:
474 destroy_workqueue(sony_laptop_input.wq);
475
476err_free_kfifo:
477 kfifo_free(sony_laptop_input.fifo);
478
479err_dec_users:
480 atomic_dec(&sony_laptop_input.users);
481 return error;
482}
483
484static void sony_laptop_remove_input(void)
485{
486 /* cleanup only after the last user has gone */
487 if (!atomic_dec_and_test(&sony_laptop_input.users))
488 return;
489
490 /* flush workqueue first */
491 flush_workqueue(sony_laptop_input.wq);
492
493 /* destroy input devs */
494 input_unregister_device(sony_laptop_input.key_dev);
495 sony_laptop_input.key_dev = NULL;
496
497 if (sony_laptop_input.jog_dev) {
498 input_unregister_device(sony_laptop_input.jog_dev);
499 sony_laptop_input.jog_dev = NULL;
500 }
501
502 destroy_workqueue(sony_laptop_input.wq);
503 kfifo_free(sony_laptop_input.fifo);
504}
505
56b8756b 506/*********** Platform Device ***********/
507
508static atomic_t sony_pf_users = ATOMIC_INIT(0);
509static struct platform_driver sony_pf_driver = {
510 .driver = {
511 .name = "sony-laptop",
512 .owner = THIS_MODULE,
513 }
514};
515static struct platform_device *sony_pf_device;
516
517static int sony_pf_add(void)
518{
519 int ret = 0;
520
521 /* don't run again if already initialized */
522 if (atomic_add_return(1, &sony_pf_users) > 1)
523 return 0;
524
525 ret = platform_driver_register(&sony_pf_driver);
526 if (ret)
527 goto out;
528
529 sony_pf_device = platform_device_alloc("sony-laptop", -1);
530 if (!sony_pf_device) {
531 ret = -ENOMEM;
532 goto out_platform_registered;
533 }
534
535 ret = platform_device_add(sony_pf_device);
536 if (ret)
537 goto out_platform_alloced;
538
539 return 0;
540
541 out_platform_alloced:
542 platform_device_put(sony_pf_device);
543 sony_pf_device = NULL;
544 out_platform_registered:
545 platform_driver_unregister(&sony_pf_driver);
546 out:
547 atomic_dec(&sony_pf_users);
548 return ret;
549}
550
551static void sony_pf_remove(void)
552{
553 /* deregister only after the last user has gone */
554 if (!atomic_dec_and_test(&sony_pf_users))
555 return;
556
557 platform_device_del(sony_pf_device);
558 platform_device_put(sony_pf_device);
559 platform_driver_unregister(&sony_pf_driver);
560}
561
562/*********** SNC (SNY5001) Device ***********/
563
33a04454 564/* the device uses 1-based values, while the backlight subsystem uses
565 0-based values */
566#define SONY_MAX_BRIGHTNESS 8
567
568#define SNC_VALIDATE_IN 0
569#define SNC_VALIDATE_OUT 1
570
59b19106 571static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 572 char *);
59b19106 573static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 574 const char *, size_t);
156c221b
MD		 575static int boolean_validate(const int, const int);
576static int brightness_default_validate(const int, const int);
577
59b19106 578struct sony_nc_value {
a02d1c1d
LB		 579 char *name; /* name of the entry */
580 char **acpiget; /* names of the ACPI get function */
581 char **acpiset; /* names of the ACPI set function */
156c221b 582 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 583 int value; /* current setting */
584 int valid; /* Has ever been set */
585 int debug; /* active only in debug mode ? */
586 struct device_attribute devattr; /* sysfs atribute */
ed3aa4b7
MD		 587};
588
59b19106 589#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 590 static char *snc_##_name[] = { _values, NULL }
591
59b19106 592#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 593 { \
594 .name = __stringify(_name), \
595 .acpiget = _getters, \
596 .acpiset = _setters, \
156c221b 597 .validate = _validate, \
ed3aa4b7 598 .debug = _debug, \
59b19106 599 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 600 }
ed3aa4b7 601
59b19106 602#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 603
59b19106 604SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 605
59b19106 606SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
607SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 608
59b19106 609SNC_HANDLE_NAMES(cdpower_get, "GCDP");
610SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 611
59b19106 612SNC_HANDLE_NAMES(audiopower_get, "GAZP");
613SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 614
59b19106 615SNC_HANDLE_NAMES(lanpower_get, "GLNP");
616SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 617
044847e0
MD		 618SNC_HANDLE_NAMES(lidstate_get, "GLID");
619
620SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
621SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
622
623SNC_HANDLE_NAMES(gainbass_get, "GMGB");
624SNC_HANDLE_NAMES(gainbass_set, "CMGB");
625
59b19106 626SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 627
59b19106 628SNC_HANDLE_NAMES(CTR_get, "GCTR");
629SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 630
59b19106 631SNC_HANDLE_NAMES(PCR_get, "GPCR");
632SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 633
59b19106 634SNC_HANDLE_NAMES(CMI_get, "GCMI");
635SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 636
59b19106 637static struct sony_nc_value sony_nc_values[] = {
638 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 639 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 640 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
641 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
642 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 643 boolean_validate, 0),
59b19106 644 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 645 boolean_validate, 1),
044847e0
MD		 646 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
647 boolean_validate, 0),
648 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
649 boolean_validate, 0),
650 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
651 boolean_validate, 0),
ed3aa4b7 652 /* unknown methods */
59b19106 653 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
654 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
655 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
656 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
657 SNC_HANDLE_NULL
7f09c432
SP		 658};
659
59b19106 660static acpi_handle sony_nc_acpi_handle;
661static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 662
d78865cd
MD		 663/*
664 * acpi_evaluate_object wrappers
665 */
7f09c432
SP		 666static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
667{
668 struct acpi_buffer output;
669 union acpi_object out_obj;
670 acpi_status status;
671
672 output.length = sizeof(out_obj);
673 output.pointer = &out_obj;
674
675 status = acpi_evaluate_object(handle, name, NULL, &output);
676 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
677 *result = out_obj.integer.value;
678 return 0;
679 }
680
f6119b02 681 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
7f09c432
SP		 682
683 return -1;
684}
685
686static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
687 int *result)
688{
689 struct acpi_object_list params;
690 union acpi_object in_obj;
691 struct acpi_buffer output;
692 union acpi_object out_obj;
693 acpi_status status;
694
695 params.count = 1;
696 params.pointer = &in_obj;
697 in_obj.type = ACPI_TYPE_INTEGER;
698 in_obj.integer.value = value;
699
700 output.length = sizeof(out_obj);
701 output.pointer = &out_obj;
702
703 status = acpi_evaluate_object(handle, name, &params, &output);
704 if (status == AE_OK) {
705 if (result != NULL) {
706 if (out_obj.type != ACPI_TYPE_INTEGER) {
f6119b02 707 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
7f09c432
SP		 708 "return type\n");
709 return -1;
710 }
711 *result = out_obj.integer.value;
712 }
713 return 0;
714 }
715
f6119b02 716 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
7f09c432
SP		 717
718 return -1;
719}
720
badf26f0
MG		 721static int sony_find_snc_handle(int handle)
722{
723 int i;
724 int result;
725
726 for (i = 0x20; i < 0x30; i++) {
727 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
728 if (result == handle)
729 return i-0x20;
730 }
731
732 return -1;
733}
734
735static int sony_call_snc_handle(int handle, int argument, int *result)
736{
737 int offset = sony_find_snc_handle(handle);
738
739 if (offset < 0)
740 return -1;
741
742 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
743 result);
744}
745
156c221b 746/*
59b19106 747 * sony_nc_values input/output validate functions
156c221b
MD		 748 */
749
750/* brightness_default_validate:
751 *
752 * manipulate input output values to keep consistency with the
753 * backlight framework for which brightness values are 0-based.
754 */
755static int brightness_default_validate(const int direction, const int value)
756{
757 switch (direction) {
758 case SNC_VALIDATE_OUT:
759 return value - 1;
760 case SNC_VALIDATE_IN:
761 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
762 return value + 1;
763 }
764 return -EINVAL;
765}
766
767/* boolean_validate:
768 *
769 * on input validate boolean values 0/1, on output just pass the
770 * received value.
771 */
772static int boolean_validate(const int direction, const int value)
773{
774 if (direction == SNC_VALIDATE_IN) {
775 if (value != 0 && value != 1)
776 return -EINVAL;
777 }
778 return value;
779}
780
ed3aa4b7 781/*
59b19106 782 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 783 */
59b19106 784static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 785 char *buffer)
7f09c432 786{
7f09c432 787 int value;
59b19106 788 struct sony_nc_value *item =
789 container_of(attr, struct sony_nc_value, devattr);
7f09c432 790
ed3aa4b7 791 if (!*item->acpiget)
7f09c432
SP		 792 return -EIO;
793
59b19106 794 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
7f09c432
SP		 795 return -EIO;
796
156c221b
MD		 797 if (item->validate)
798 value = item->validate(SNC_VALIDATE_OUT, value);
799
ed3aa4b7 800 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 801}
802
59b19106 803static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 804 struct device_attribute *attr,
805 const char *buffer, size_t count)
7f09c432 806{
7f09c432 807 int value;
59b19106 808 struct sony_nc_value *item =
809 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 810
811 if (!item->acpiset)
812 return -EIO;
813
ed3aa4b7
MD		 814 if (count > 31)
815 return -EINVAL;
816
817 value = simple_strtoul(buffer, NULL, 10);
7f09c432 818
156c221b
MD		 819 if (item->validate)
820 value = item->validate(SNC_VALIDATE_IN, value);
821
822 if (value < 0)
823 return value;
7f09c432 824
59b19106 825 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
7f09c432 826 return -EIO;
3f4f461f
AM		 827 item->value = value;
828 item->valid = 1;
7f09c432
SP		 829 return count;
830}
831
ed3aa4b7 832
d78865cd
MD		 833/*
834 * Backlight device
835 */
836static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 837{
59b19106 838 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
321709c5 839 bd->props.brightness + 1, NULL);
d78865cd 840}
3f4f461f 841
d78865cd
MD		 842static int sony_backlight_get_brightness(struct backlight_device *bd)
843{
844 int value;
3f4f461f 845
59b19106 846 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
d78865cd
MD		 847 return 0;
848 /* brightness levels are 1-based, while backlight ones are 0-based */
849 return value - 1;
3f4f461f
AM		 850}
851
d78865cd 852static struct backlight_device *sony_backlight_device;
321709c5 853static struct backlight_ops sony_backlight_ops = {
a02d1c1d
LB		 854 .update_status = sony_backlight_update_status,
855 .get_brightness = sony_backlight_get_brightness,
d78865cd
MD		 856};
857
6315fd1c
MD		 858/*
859 * New SNC-only Vaios event mapping to driver known keys
860 */
861struct sony_nc_event {
862 u8 data;
863 u8 event;
864};
865
45c7942b 866static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 867 { 0x90, SONYPI_EVENT_PKEY_P1 },
868 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
6479efb6 869 { 0x91, SONYPI_EVENT_PKEY_P2 },
9b57896e 870 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 871 { 0x81, SONYPI_EVENT_FNKEY_F1 },
872 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
f5acf5e8
AV		 873 { 0x82, SONYPI_EVENT_FNKEY_F2 },
874 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
875 { 0x83, SONYPI_EVENT_FNKEY_F3 },
876 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
877 { 0x84, SONYPI_EVENT_FNKEY_F4 },
878 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 879 { 0x85, SONYPI_EVENT_FNKEY_F5 },
880 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
881 { 0x86, SONYPI_EVENT_FNKEY_F6 },
882 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
883 { 0x87, SONYPI_EVENT_FNKEY_F7 },
884 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 885 { 0x89, SONYPI_EVENT_FNKEY_F9 },
886 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 887 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
888 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
889 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
890 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 891 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
892 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 893 { 0, 0 },
894};
895
45c7942b
MG		 896static struct sony_nc_event sony_127_events[] = {
897 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
898 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
899 { 0x82, SONYPI_EVENT_PKEY_P1 },
900 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
901 { 0x83, SONYPI_EVENT_PKEY_P2 },
902 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
903 { 0x84, SONYPI_EVENT_PKEY_P3 },
904 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
905 { 0x85, SONYPI_EVENT_PKEY_P4 },
906 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
907 { 0x86, SONYPI_EVENT_PKEY_P5 },
908 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
45c7942b
MG		 909 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
910 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
911 { 0, 0 },
912};
913
d78865cd
MD		 914/*
915 * ACPI callbacks
916 */
8037d6e6 917static void sony_nc_notify(struct acpi_device *device, u32 event)
7f09c432 918{
6315fd1c 919 u32 ev = event;
6315fd1c 920
9b57896e
MG		 921 if (ev >= 0x90) {
922 /* New-style event */
16dd55f3 923 int result;
45c7942b 924 int key_handle = 0;
9b57896e
MG		 925 ev -= 0x90;
926
45c7942b
MG		 927 if (sony_find_snc_handle(0x100) == ev)
928 key_handle = 0x100;
929 if (sony_find_snc_handle(0x127) == ev)
930 key_handle = 0x127;
931
6479efb6 932 if (key_handle) {
45c7942b 933 struct sony_nc_event *key_event;
9b57896e 934
16dd55f3 935 if (sony_call_snc_handle(key_handle, 0x200, &result)) {
8037d6e6 936 dprintk("sony_nc_notify, unable to decode"
45c7942b
MG		 937 " event 0x%.2x 0x%.2x\n", key_handle,
938 ev);
16dd55f3
MW		 939 /* restore the original event */
940 ev = event;
941 } else {
9b57896e
MG		 942 ev = result & 0xFF;
943
16dd55f3
MW		 944 if (key_handle == 0x100)
945 key_event = sony_100_events;
946 else
947 key_event = sony_127_events;
45c7942b 948
16dd55f3
MW		 949 for (; key_event->data; key_event++) {
950 if (key_event->data == ev) {
951 ev = key_event->event;
952 break;
953 }
9b57896e 954 }
6315fd1c 955
16dd55f3
MW		 956 if (!key_event->data)
957 printk(KERN_INFO DRV_PFX
958 "Unknown event: 0x%x 0x%x\n",
959 key_handle,
960 ev);
961 else
962 sony_laptop_report_input_event(ev);
45c7942b 963 }
6cc056bc
MG		 964 } else if (sony_find_snc_handle(0x124) == ev) {
965 sony_nc_rfkill_update();
966 return;
9b57896e 967 }
16dd55f3
MW		 968 } else
969 sony_laptop_report_input_event(ev);
badf26f0 970
8037d6e6 971 dprintk("sony_nc_notify, event: 0x%.2x\n", ev);
14e04fb3 972 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 973}
974
975static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
976 void *context, void **return_value)
977{
30823736
LM		 978 struct acpi_device_info *info;
979 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
7f09c432 980
30823736
LM		 981 if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
982 info = buffer.pointer;
7f09c432 983
30823736
LM		 984 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
985 (char *)&info->name, info->param_count);
986
987 kfree(buffer.pointer);
988 }
7f09c432
SP		 989
990 return AE_OK;
991}
992
d78865cd
MD		 993/*
994 * ACPI device
995 */
badf26f0
MG		 996static int sony_nc_function_setup(struct acpi_device *device)
997{
998 int result;
999
1000 /* Enable all events */
1001 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
1002
1003 /* Setup hotkeys */
1004 sony_call_snc_handle(0x0100, 0, &result);
1005 sony_call_snc_handle(0x0101, 0, &result);
1006 sony_call_snc_handle(0x0102, 0x100, &result);
560e84ac 1007 sony_call_snc_handle(0x0127, 0, &result);
badf26f0
MG		 1008
1009 return 0;
1010}
1011
59b19106 1012static int sony_nc_resume(struct acpi_device *device)
d78865cd 1013{
59b19106 1014 struct sony_nc_value *item;
badf26f0 1015 acpi_handle handle;
d78865cd 1016
59b19106 1017 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1018 int ret;
1019
1020 if (!item->valid)
1021 continue;
59b19106 1022 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1023 item->value, NULL);
d78865cd 1024 if (ret < 0) {
6e574195 1025 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1026 break;
1027 }
1028 }
6315fd1c 1029
82734bfc
MG		 1030 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1031 &handle))) {
1032 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1033 dprintk("ECON Method failed\n");
1034 }
1035
badf26f0
MG		 1036 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1037 &handle))) {
1038 dprintk("Doing SNC setup\n");
1039 sony_nc_function_setup(device);
1040 }
1041
e84a02ba
MD		 1042 /* set the last requested brightness level */
1043 if (sony_backlight_device &&
c35d4b35 1044 sony_backlight_update_status(sony_backlight_device) < 0)
0ef9cff1 1045 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1046
d78865cd
MD		 1047 return 0;
1048}
1049
6cc056bc
MG		 1050static void sony_nc_rfkill_cleanup(void)
1051{
1052 int i;
1053
1054 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1055 if (sony_rfkill_devices[i])
1056 rfkill_unregister(sony_rfkill_devices[i]);
1057 }
1058}
1059
1060static int sony_nc_rfkill_get(void *data, enum rfkill_state *state)
1061{
1062 int result;
1063 int argument = sony_rfkill_address[(long) data];
1064
1065 sony_call_snc_handle(0x124, 0x200, &result);
1066 if (result & 0x1) {
1067 sony_call_snc_handle(0x124, argument, &result);
1068 if (result & 0xf)
1069 *state = RFKILL_STATE_UNBLOCKED;
1070 else
1071 *state = RFKILL_STATE_SOFT_BLOCKED;
1072 } else {
1073 *state = RFKILL_STATE_HARD_BLOCKED;
1074 }
1075
1076 return 0;
1077}
1078
1079static int sony_nc_rfkill_set(void *data, enum rfkill_state state)
1080{
1081 int result;
1082 int argument = sony_rfkill_address[(long) data] + 0x100;
1083
1084 if (state == RFKILL_STATE_UNBLOCKED)
1085 argument |= 0xff0000;
1086
1087 return sony_call_snc_handle(0x124, argument, &result);
1088}
1089
1090static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
1091{
1092 int err = 0;
1093 struct rfkill *sony_wifi_rfkill;
1094
1095 sony_wifi_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WLAN);
1096 if (!sony_wifi_rfkill)
1097 return -1;
1098 sony_wifi_rfkill->name = "sony-wifi";
1099 sony_wifi_rfkill->toggle_radio = sony_nc_rfkill_set;
1100 sony_wifi_rfkill->get_state = sony_nc_rfkill_get;
6cc056bc
MG		 1101 sony_wifi_rfkill->data = (void *)SONY_WIFI;
1102 err = rfkill_register(sony_wifi_rfkill);
1103 if (err)
1104 rfkill_free(sony_wifi_rfkill);
53005a0a 1105 else {
6cc056bc 1106 sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
53005a0a
MD		 1107 sony_nc_rfkill_set(sony_wifi_rfkill->data,
1108 RFKILL_STATE_UNBLOCKED);
1109 }
6cc056bc
MG		 1110 return err;
1111}
1112
1113static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
1114{
1115 int err = 0;
1116 struct rfkill *sony_bluetooth_rfkill;
1117
1118 sony_bluetooth_rfkill = rfkill_allocate(&device->dev,
1119 RFKILL_TYPE_BLUETOOTH);
1120 if (!sony_bluetooth_rfkill)
1121 return -1;
1122 sony_bluetooth_rfkill->name = "sony-bluetooth";
1123 sony_bluetooth_rfkill->toggle_radio = sony_nc_rfkill_set;
1124 sony_bluetooth_rfkill->get_state = sony_nc_rfkill_get;
6cc056bc
MG		 1125 sony_bluetooth_rfkill->data = (void *)SONY_BLUETOOTH;
1126 err = rfkill_register(sony_bluetooth_rfkill);
1127 if (err)
1128 rfkill_free(sony_bluetooth_rfkill);
53005a0a 1129 else {
6cc056bc 1130 sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
53005a0a
MD		 1131 sony_nc_rfkill_set(sony_bluetooth_rfkill->data,
1132 RFKILL_STATE_UNBLOCKED);
1133 }
6cc056bc
MG		 1134 return err;
1135}
1136
1137static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
1138{
1139 int err = 0;
1140 struct rfkill *sony_wwan_rfkill;
1141
1142 sony_wwan_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WWAN);
1143 if (!sony_wwan_rfkill)
1144 return -1;
1145 sony_wwan_rfkill->name = "sony-wwan";
1146 sony_wwan_rfkill->toggle_radio = sony_nc_rfkill_set;
1147 sony_wwan_rfkill->get_state = sony_nc_rfkill_get;
6cc056bc
MG		 1148 sony_wwan_rfkill->data = (void *)SONY_WWAN;
1149 err = rfkill_register(sony_wwan_rfkill);
1150 if (err)
1151 rfkill_free(sony_wwan_rfkill);
53005a0a 1152 else {
6cc056bc 1153 sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
53005a0a
MD		 1154 sony_nc_rfkill_set(sony_wwan_rfkill->data,
1155 RFKILL_STATE_UNBLOCKED);
1156 }
6cc056bc
MG		 1157 return err;
1158}
1159
1160static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
1161{
1162 int err = 0;
1163 struct rfkill *sony_wimax_rfkill;
1164
1165 sony_wimax_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WIMAX);
1166 if (!sony_wimax_rfkill)
1167 return -1;
1168 sony_wimax_rfkill->name = "sony-wimax";
1169 sony_wimax_rfkill->toggle_radio = sony_nc_rfkill_set;
1170 sony_wimax_rfkill->get_state = sony_nc_rfkill_get;
6cc056bc
MG		 1171 sony_wimax_rfkill->data = (void *)SONY_WIMAX;
1172 err = rfkill_register(sony_wimax_rfkill);
1173 if (err)
1174 rfkill_free(sony_wimax_rfkill);
53005a0a 1175 else {
6cc056bc 1176 sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
53005a0a
MD		 1177 sony_nc_rfkill_set(sony_wimax_rfkill->data,
1178 RFKILL_STATE_UNBLOCKED);
1179 }
6cc056bc
MG		 1180 return err;
1181}
1182
1183static void sony_nc_rfkill_update()
1184{
1185 int i;
1186 enum rfkill_state state;
1187
1188 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1189 if (sony_rfkill_devices[i]) {
1190 sony_rfkill_devices[i]->
1191 get_state(sony_rfkill_devices[i]->data,
1192 &state);
1193 rfkill_force_state(sony_rfkill_devices[i], state);
1194 }
1195 }
1196}
1197
1198static int sony_nc_rfkill_setup(struct acpi_device *device)
1199{
1200 int result, ret;
1201
1202 if (sony_find_snc_handle(0x124) == -1)
1203 return -1;
1204
1205 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1206 if (ret) {
1207 printk(KERN_INFO DRV_PFX
1208 "Unable to enumerate rfkill devices: %x\n", ret);
1209 return ret;
1210 }
1211
1212 if (result & 0x1)
1213 sony_nc_setup_wifi_rfkill(device);
1214 if (result & 0x2)
1215 sony_nc_setup_bluetooth_rfkill(device);
1216 if (result & 0x1c)
1217 sony_nc_setup_wwan_rfkill(device);
1218 if (result & 0x20)
1219 sony_nc_setup_wimax_rfkill(device);
1220
1221 return 0;
1222}
1223
59b19106 1224static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1225{
1226 acpi_status status;
8607c673 1227 int result = 0;
50f62afb 1228 acpi_handle handle;
56b8756b 1229 struct sony_nc_value *item;
7f09c432 1230
f6119b02 1231 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1232 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1233
59b19106 1234 sony_nc_acpi_device = device;
33a04454 1235 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1236
59b19106 1237 sony_nc_acpi_handle = device->handle;
7f09c432 1238
b25b732a
MD		 1239 /* read device status */
1240 result = acpi_bus_get_status(device);
1241 /* bail IFF the above call was successful and the device is not present */
1242 if (!result && !device->status.present) {
1243 dprintk("Device not present\n");
1244 result = -ENODEV;
1245 goto outwalk;
1246 }
1247
7f09c432 1248 if (debug) {
59b19106 1249 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
7f09c432
SP		 1250 1, sony_walk_callback, NULL, NULL);
1251 if (ACPI_FAILURE(status)) {
f6119b02 1252 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1253 result = -ENODEV;
1254 goto outwalk;
1255 }
c561162f 1256 }
7f09c432 1257
b25b732a
MD		 1258 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1259 * should be respected as we already checked for the device presence above */
1260 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1261 dprintk("Invoking _INI\n");
1262 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1263 NULL, NULL)))
1264 dprintk("_INI Method failed\n");
1265 }
1266
82734bfc
MG		 1267 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1268 &handle))) {
1269 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1270 dprintk("ECON Method failed\n");
1271 }
1272
badf26f0
MG		 1273 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1274 &handle))) {
1275 dprintk("Doing SNC setup\n");
1276 sony_nc_function_setup(device);
6cc056bc 1277 sony_nc_rfkill_setup(device);
badf26f0
MG		 1278 }
1279
1549ee6f 1280 /* setup input devices and helper fifo */
2e4d242c 1281 result = sony_laptop_setup_input(device);
1549ee6f 1282 if (result) {
1283 printk(KERN_ERR DRV_PFX
ff07a53a 1284 "Unable to create input devices.\n");
1549ee6f 1285 goto outwalk;
1286 }
1287
38cfc148 1288 if (acpi_video_backlight_support()) {
3fedd90f 1289 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1290 "controlled by ACPI video driver\n");
1291 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1292 &handle))) {
50f62afb 1293 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1294 NULL,
321709c5 1295 &sony_backlight_ops);
7df03b82 1296
a02d1c1d 1297 if (IS_ERR(sony_backlight_device)) {
f6119b02 1298 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1299 sony_backlight_device = NULL;
321709c5
RP		 1300 } else {
1301 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1302 sony_backlight_get_brightness
1303 (sony_backlight_device);
2e4d242c 1304 sony_backlight_device->props.max_brightness =
321709c5
RP		 1305 SONY_MAX_BRIGHTNESS - 1;
1306 }
1307
50f62afb 1308 }
7f09c432 1309
49a11dea 1310 result = sony_pf_add();
1311 if (result)
ed3aa4b7 1312 goto outbacklight;
7f09c432 1313
56b8756b 1314 /* create sony_pf sysfs attributes related to the SNC device */
1315 for (item = sony_nc_values; item->name; ++item) {
1316
1317 if (!debug && item->debug)
1318 continue;
1319
1320 /* find the available acpiget as described in the DSDT */
1321 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1322 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1323 *item->acpiget,
1324 &handle))) {
b9a218b7 1325 dprintk("Found %s getter: %s\n",
1326 item->name, *item->acpiget);
56b8756b 1327 item->devattr.attr.mode |= S_IRUGO;
1328 break;
1329 }
1330 }
1331
1332 /* find the available acpiset as described in the DSDT */
1333 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1334 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1335 *item->acpiset,
1336 &handle))) {
b9a218b7 1337 dprintk("Found %s setter: %s\n",
1338 item->name, *item->acpiset);
56b8756b 1339 item->devattr.attr.mode |= S_IWUSR;
1340 break;
1341 }
1342 }
1343
1344 if (item->devattr.attr.mode != 0) {
1345 result =
1346 device_create_file(&sony_pf_device->dev,
1347 &item->devattr);
1348 if (result)
1349 goto out_sysfs;
1350 }
1351 }
1352
7f09c432
SP		 1353 return 0;
1354
56b8756b 1355 out_sysfs:
1356 for (item = sony_nc_values; item->name; ++item) {
1357 device_remove_file(&sony_pf_device->dev, &item->devattr);
1358 }
1359 sony_pf_remove();
1549ee6f 1360
a02d1c1d 1361 outbacklight:
7df03b82
MD		 1362 if (sony_backlight_device)
1363 backlight_device_unregister(sony_backlight_device);
1364
1549ee6f 1365 sony_laptop_remove_input();
1366
a02d1c1d 1367 outwalk:
6cc056bc 1368 sony_nc_rfkill_cleanup();
7f09c432
SP		 1369 return result;
1370}
1371
59b19106 1372static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432 1373{
56b8756b 1374 struct sony_nc_value *item;
7f09c432 1375
50f62afb
AG		 1376 if (sony_backlight_device)
1377 backlight_device_unregister(sony_backlight_device);
1378
59b19106 1379 sony_nc_acpi_device = NULL;
c561162f 1380
56b8756b 1381 for (item = sony_nc_values; item->name; ++item) {
1382 device_remove_file(&sony_pf_device->dev, &item->devattr);
1383 }
1384
1385 sony_pf_remove();
1549ee6f 1386 sony_laptop_remove_input();
6cc056bc 1387 sony_nc_rfkill_cleanup();
f6119b02 1388 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1389
1390 return 0;
1391}
1392
1ba90e3a
TR		 1393static const struct acpi_device_id sony_device_ids[] = {
1394 {SONY_NC_HID, 0},
1395 {SONY_PIC_HID, 0},
1396 {"", 0},
1397};
1398MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1399
1400static const struct acpi_device_id sony_nc_device_ids[] = {
1401 {SONY_NC_HID, 0},
1402 {"", 0},
1403};
1404
59b19106 1405static struct acpi_driver sony_nc_driver = {
1406 .name = SONY_NC_DRIVER_NAME,
1407 .class = SONY_NC_CLASS,
1ba90e3a 1408 .ids = sony_nc_device_ids,
33a04454 1409 .owner = THIS_MODULE,
a02d1c1d 1410 .ops = {
59b19106 1411 .add = sony_nc_add,
1412 .remove = sony_nc_remove,
1413 .resume = sony_nc_resume,
8037d6e6 1414 .notify = sony_nc_notify,
a02d1c1d 1415 },
3f4f461f
AM		 1416};
1417
33a04454 1418/*********** SPIC (SNY6001) Device ***********/
1419
1420#define SONYPI_DEVICE_TYPE1 0x00000001
1421#define SONYPI_DEVICE_TYPE2 0x00000002
1422#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1423#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1424
22a17780
MD		 1425#define SONYPI_TYPE1_OFFSET 0x04
1426#define SONYPI_TYPE2_OFFSET 0x12
1427#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1428
33a04454 1429struct sony_pic_ioport {
fd1caaed
MD		 1430 struct acpi_resource_io io1;
1431 struct acpi_resource_io io2;
33a04454 1432 struct list_head list;
1433};
1434
1435struct sony_pic_irq {
1436 struct acpi_resource_irq irq;
1437 struct list_head list;
1438};
1439
de920430
MD		 1440struct sonypi_eventtypes {
1441 u8 data;
1442 unsigned long mask;
1443 struct sonypi_event *events;
1444};
1445
1446struct device_ctrl {
1447 int model;
3eb8749a 1448 int (*handle_irq)(const u8, const u8);
de920430
MD		 1449 u16 evport_offset;
1450 u8 has_camera;
1451 u8 has_bluetooth;
1452 u8 has_wwan;
1453 struct sonypi_eventtypes *event_types;
1454};
1455
33a04454 1456struct sony_pic_dev {
de920430 1457 struct device_ctrl *control;
33a04454 1458 struct acpi_device *acpi_dev;
1459 struct sony_pic_irq *cur_irq;
1460 struct sony_pic_ioport *cur_ioport;
1461 struct list_head interrupts;
1462 struct list_head ioports;
9f9f0761 1463 struct mutex lock;
de920430
MD		 1464 u8 camera_power;
1465 u8 bluetooth_power;
1466 u8 wwan_power;
33a04454 1467};
1468
1469static struct sony_pic_dev spic_dev = {
1470 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1471 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1472};
1473
1474/* Event masks */
1475#define SONYPI_JOGGER_MASK 0x00000001
1476#define SONYPI_CAPTURE_MASK 0x00000002
1477#define SONYPI_FNKEY_MASK 0x00000004
1478#define SONYPI_BLUETOOTH_MASK 0x00000008
1479#define SONYPI_PKEY_MASK 0x00000010
1480#define SONYPI_BACK_MASK 0x00000020
1481#define SONYPI_HELP_MASK 0x00000040
1482#define SONYPI_LID_MASK 0x00000080
1483#define SONYPI_ZOOM_MASK 0x00000100
1484#define SONYPI_THUMBPHRASE_MASK 0x00000200
1485#define SONYPI_MEYE_MASK 0x00000400
1486#define SONYPI_MEMORYSTICK_MASK 0x00000800
1487#define SONYPI_BATTERY_MASK 0x00001000
1488#define SONYPI_WIRELESS_MASK 0x00002000
1489
1490struct sonypi_event {
1491 u8 data;
1492 u8 event;
1493};
1494
1495/* The set of possible button release events */
1496static struct sonypi_event sonypi_releaseev[] = {
1497 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1498 { 0, 0 }
1499};
1500
1501/* The set of possible jogger events */
1502static struct sonypi_event sonypi_joggerev[] = {
1503 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1504 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1505 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1506 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1507 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1508 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1509 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1510 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1511 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1512 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1513 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1514 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1515 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1516 { 0, 0 }
1517};
1518
1519/* The set of possible capture button events */
1520static struct sonypi_event sonypi_captureev[] = {
1521 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1522 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1523 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1524 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1525 { 0, 0 }
1526};
1527
1528/* The set of possible fnkeys events */
1529static struct sonypi_event sonypi_fnkeyev[] = {
1530 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1531 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1532 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1533 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1534 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1535 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1536 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1537 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1538 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1539 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1540 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1541 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1542 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1543 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1544 { 0x21, SONYPI_EVENT_FNKEY_1 },
1545 { 0x22, SONYPI_EVENT_FNKEY_2 },
1546 { 0x31, SONYPI_EVENT_FNKEY_D },
1547 { 0x32, SONYPI_EVENT_FNKEY_E },
1548 { 0x33, SONYPI_EVENT_FNKEY_F },
1549 { 0x34, SONYPI_EVENT_FNKEY_S },
1550 { 0x35, SONYPI_EVENT_FNKEY_B },
1551 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1552 { 0, 0 }
1553};
1554
1555/* The set of possible program key events */
1556static struct sonypi_event sonypi_pkeyev[] = {
1557 { 0x01, SONYPI_EVENT_PKEY_P1 },
1558 { 0x02, SONYPI_EVENT_PKEY_P2 },
1559 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1560 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1561 { 0, 0 }
1562};
1563
1564/* The set of possible bluetooth events */
1565static struct sonypi_event sonypi_blueev[] = {
1566 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1567 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1568 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1569 { 0, 0 }
1570};
1571
1572/* The set of possible wireless events */
1573static struct sonypi_event sonypi_wlessev[] = {
1574 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1575 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1576 { 0, 0 }
1577};
1578
1579/* The set of possible back button events */
1580static struct sonypi_event sonypi_backev[] = {
1581 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1582 { 0, 0 }
1583};
1584
1585/* The set of possible help button events */
1586static struct sonypi_event sonypi_helpev[] = {
1587 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1588 { 0, 0 }
1589};
1590
1591
1592/* The set of possible lid events */
1593static struct sonypi_event sonypi_lidev[] = {
1594 { 0x51, SONYPI_EVENT_LID_CLOSED },
1595 { 0x50, SONYPI_EVENT_LID_OPENED },
1596 { 0, 0 }
1597};
1598
1599/* The set of possible zoom events */
1600static struct sonypi_event sonypi_zoomev[] = {
1601 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1602 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1603 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1604 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1605 { 0, 0 }
1606};
1607
1608/* The set of possible thumbphrase events */
1609static struct sonypi_event sonypi_thumbphraseev[] = {
1610 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1611 { 0, 0 }
1612};
1613
1614/* The set of possible motioneye camera events */
1615static struct sonypi_event sonypi_meyeev[] = {
1616 { 0x00, SONYPI_EVENT_MEYE_FACE },
1617 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1618 { 0, 0 }
1619};
1620
1621/* The set of possible memorystick events */
1622static struct sonypi_event sonypi_memorystickev[] = {
1623 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1624 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1625 { 0, 0 }
1626};
1627
1628/* The set of possible battery events */
1629static struct sonypi_event sonypi_batteryev[] = {
1630 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1631 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1632 { 0, 0 }
1633};
1634
1cae7103
HJ		 1635/* The set of possible volume events */
1636static struct sonypi_event sonypi_volumeev[] = {
1637 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1638 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1639 { 0, 0 }
1640};
1641
1642/* The set of possible brightness events */
1643static struct sonypi_event sonypi_brightnessev[] = {
1644 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1645 { 0, 0 }
1646};
1647
de920430
MD		 1648static struct sonypi_eventtypes type1_events[] = {
1649 { 0, 0xffffffff, sonypi_releaseev },
1650 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1651 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1652 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1653 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1654 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1655 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1656 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1657 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1658 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1659 { 0 },
1660};
1661static struct sonypi_eventtypes type2_events[] = {
1662 { 0, 0xffffffff, sonypi_releaseev },
1663 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1664 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1665 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1666 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1667 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1668 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1669 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1670 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1671 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1672 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1673 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1674 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1675 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1676 { 0 },
1677};
1678static struct sonypi_eventtypes type3_events[] = {
1679 { 0, 0xffffffff, sonypi_releaseev },
1680 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1681 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1682 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1683 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1684 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1685 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1686 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1687 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1688 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1689 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1690 { 0 },
de920430
MD		 1691};
1692
3eb8749a 1693/* low level spic calls */
33a04454 1694#define ITERATIONS_LONG 10000
1695#define ITERATIONS_SHORT 10
1696#define wait_on_command(command, iterations) { \
1697 unsigned int n = iterations; \
1698 while (--n && (command)) \
1699 udelay(1); \
1700 if (!n) \
1701 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1702 __FILE__, __func__, __LINE__); \
33a04454 1703}
1704
1705static u8 sony_pic_call1(u8 dev)
1706{
1707 u8 v1, v2;
1708
fd1caaed 1709 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1710 ITERATIONS_LONG);
fd1caaed
MD		 1711 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1712 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1713 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1714 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1715 return v2;
1716}
1717
1718static u8 sony_pic_call2(u8 dev, u8 fn)
1719{
1720 u8 v1;
1721
fd1caaed 1722 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1723 ITERATIONS_LONG);
fd1caaed
MD		 1724 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1725 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1726 ITERATIONS_LONG);
fd1caaed
MD		 1727 outb(fn, spic_dev.cur_ioport->io1.minimum);
1728 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1729 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1730 return v1;
1731}
1732
49a11dea 1733static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1734{
1735 u8 v1;
1736
fd1caaed
MD		 1737 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1738 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1739 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1740 outb(fn, spic_dev.cur_ioport->io1.minimum);
1741 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1742 outb(v, spic_dev.cur_ioport->io1.minimum);
1743 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1744 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1745 dev, fn, v, v1);
49a11dea 1746 return v1;
1747}
1748
3eb8749a
MD		 1749/*
1750 * minidrivers for SPIC models
1751 */
e93c8a68 1752static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1753{
1754 /*
1755 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1756 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1757 * irq and we can read new data from the device:
1758 * - 0x5c and 0x5f requires 0xA0
1759 * - 0x61 requires 0xB3
1760 */
1761 if (data_mask == 0x31) {
1762 if (ev == 0x5c || ev == 0x5f)
1763 sony_pic_call1(0xA0);
1764 else if (ev == 0x61)
1765 sony_pic_call1(0xB3);
1766 return 0;
1767 }
1768 return 1;
1769}
1770
1771static struct device_ctrl spic_types[] = {
1772 {
1773 .model = SONYPI_DEVICE_TYPE1,
1774 .handle_irq = NULL,
1775 .evport_offset = SONYPI_TYPE1_OFFSET,
1776 .event_types = type1_events,
1777 },
1778 {
1779 .model = SONYPI_DEVICE_TYPE2,
1780 .handle_irq = NULL,
1781 .evport_offset = SONYPI_TYPE2_OFFSET,
1782 .event_types = type2_events,
1783 },
1784 {
1785 .model = SONYPI_DEVICE_TYPE3,
e93c8a68 1786 .handle_irq = type3_handle_irq,
3eb8749a
MD		 1787 .evport_offset = SONYPI_TYPE3_OFFSET,
1788 .event_types = type3_events,
1789 },
3eb8749a
MD		 1790};
1791
1792static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1793{
1794 struct pci_dev *pcidev;
1795
1796 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1797 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1798 if (pcidev) {
1799 dev->control = &spic_types[0];
1800 goto out;
1801 }
1802
1803 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1804 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1805 if (pcidev) {
1806 dev->control = &spic_types[2];
1807 goto out;
1808 }
1809
1810 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1811 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1812 if (pcidev) {
e93c8a68 1813 dev->control = &spic_types[2];
3eb8749a
MD		 1814 goto out;
1815 }
1816
1817 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1818 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1819 if (pcidev) {
e93c8a68 1820 dev->control = &spic_types[2];
3eb8749a
MD		 1821 goto out;
1822 }
1823
d5b02695
IM		 1824 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1825 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1826 if (pcidev) {
1827 dev->control = &spic_types[2];
1828 goto out;
1829 }
1830
3eb8749a
MD		 1831 /* default */
1832 dev->control = &spic_types[1];
1833
1834out:
1835 if (pcidev)
1836 pci_dev_put(pcidev);
1837
1838 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1839 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
e93c8a68 1840 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1841}
1842
49a11dea 1843/* camera tests and poweron/poweroff */
1844#define SONYPI_CAMERA_PICTURE 5
49a11dea 1845#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1846
1847#define SONYPI_CAMERA_BRIGHTNESS 0
1848#define SONYPI_CAMERA_CONTRAST 1
1849#define SONYPI_CAMERA_HUE 2
1850#define SONYPI_CAMERA_COLOR 3
1851#define SONYPI_CAMERA_SHARPNESS 4
1852
1853#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1854#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1855#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1856#define SONYPI_CAMERA_MUTE_MASK 0x40
1857
1858/* the rest don't need a loop until not 0xff */
1859#define SONYPI_CAMERA_AGC 6
1860#define SONYPI_CAMERA_AGC_MASK 0x30
1861#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1862
1863#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1864#define SONYPI_CAMERA_CONTROL 0x10
1865
1866#define SONYPI_CAMERA_STATUS 7
1867#define SONYPI_CAMERA_STATUS_READY 0x2
1868#define SONYPI_CAMERA_STATUS_POSITION 0x4
1869
1870#define SONYPI_DIRECTION_BACKWARDS 0x4
1871
1872#define SONYPI_CAMERA_REVISION 8
1873#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1874
9f9f0761 1875static int __sony_pic_camera_ready(void)
49a11dea 1876{
1877 u8 v;
1878
1879 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1880 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1881}
1882
e364632e 1883static int __sony_pic_camera_off(void)
49a11dea 1884{
5f3d2898 1885 if (!camera) {
1886 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1887 return -ENODEV;
1888 }
1889
49a11dea 1890 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1891 SONYPI_CAMERA_MUTE_MASK),
1892 ITERATIONS_SHORT);
1893
5f3d2898 1894 if (spic_dev.camera_power) {
1895 sony_pic_call2(0x91, 0);
1896 spic_dev.camera_power = 0;
1897 }
1898 return 0;
49a11dea 1899}
1900
e364632e 1901static int __sony_pic_camera_on(void)
49a11dea 1902{
5f3d2898 1903 int i, j, x;
1904
1905 if (!camera) {
1906 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1907 return -ENODEV;
1908 }
49a11dea 1909
1910 if (spic_dev.camera_power)
e364632e 1911 return 0;
49a11dea 1912
1913 for (j = 5; j > 0; j--) {
1914
5f3d2898 1915 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1916 msleep(10);
1917 sony_pic_call1(0x93);
1918
1919 for (i = 400; i > 0; i--) {
9f9f0761 1920 if (__sony_pic_camera_ready())
49a11dea 1921 break;
1922 msleep(10);
1923 }
1924 if (i)
1925 break;
1926 }
1927
1928 if (j == 0) {
5f3d2898 1929 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1930 return -ENODEV;
49a11dea 1931 }
1932
1933 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1934 0x5a),
1935 ITERATIONS_SHORT);
1936
1937 spic_dev.camera_power = 1;
5f3d2898 1938 return 0;
49a11dea 1939}
1940
e364632e 1941/* External camera command (exported to the motion eye v4l driver) */
1942int sony_pic_camera_command(int command, u8 value)
1943{
1944 if (!camera)
1945 return -EIO;
1946
1947 mutex_lock(&spic_dev.lock);
1948
1949 switch (command) {
1ce82c14 1950 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1951 if (value)
1952 __sony_pic_camera_on();
1953 else
1954 __sony_pic_camera_off();
1955 break;
1ce82c14 1956 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1957 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1958 ITERATIONS_SHORT);
1959 break;
1ce82c14 1960 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1961 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1962 ITERATIONS_SHORT);
1963 break;
1ce82c14 1964 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1965 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1966 ITERATIONS_SHORT);
1967 break;
1ce82c14 1968 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1969 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1970 ITERATIONS_SHORT);
1971 break;
1ce82c14 1972 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1973 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1974 ITERATIONS_SHORT);
1975 break;
1ce82c14 1976 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1977 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1978 ITERATIONS_SHORT);
1979 break;
1ce82c14 1980 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1981 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1982 ITERATIONS_SHORT);
1983 break;
1984 default:
1985 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1986 command);
1987 break;
1988 }
1989 mutex_unlock(&spic_dev.lock);
1990 return 0;
1991}
1992EXPORT_SYMBOL(sony_pic_camera_command);
1993
9476cdfa 1994/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 1995static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 1996{
1997 state = !!state;
c9f1e6f6 1998 if (spic_dev.wwan_power == state)
9476cdfa 1999 return;
9476cdfa 2000 sony_pic_call2(0xB0, state);
3ad1b761 2001 sony_pic_call1(0x82);
9476cdfa 2002 spic_dev.wwan_power = state;
9476cdfa 2003}
2004
2005static ssize_t sony_pic_wwanpower_store(struct device *dev,
2006 struct device_attribute *attr,
2007 const char *buffer, size_t count)
2008{
2009 unsigned long value;
2010 if (count > 31)
2011 return -EINVAL;
2012
2013 value = simple_strtoul(buffer, NULL, 10);
c9f1e6f6
MD		 2014 mutex_lock(&spic_dev.lock);
2015 __sony_pic_set_wwanpower(value);
2016 mutex_unlock(&spic_dev.lock);
9476cdfa 2017
2018 return count;
2019}
2020
2021static ssize_t sony_pic_wwanpower_show(struct device *dev,
2022 struct device_attribute *attr, char *buffer)
2023{
2024 ssize_t count;
2025 mutex_lock(&spic_dev.lock);
2026 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2027 mutex_unlock(&spic_dev.lock);
2028 return count;
2029}
2030
49a11dea 2031/* bluetooth subsystem power state */
9f9f0761 2032static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 2033{
2034 state = !!state;
2035 if (spic_dev.bluetooth_power == state)
2036 return;
2037 sony_pic_call2(0x96, state);
2038 sony_pic_call1(0x82);
2039 spic_dev.bluetooth_power = state;
2040}
2041
2042static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2043 struct device_attribute *attr,
2044 const char *buffer, size_t count)
2045{
2046 unsigned long value;
2047 if (count > 31)
2048 return -EINVAL;
2049
2050 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2051 mutex_lock(&spic_dev.lock);
2052 __sony_pic_set_bluetoothpower(value);
2053 mutex_unlock(&spic_dev.lock);
49a11dea 2054
2055 return count;
2056}
2057
2058static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2059 struct device_attribute *attr, char *buffer)
2060{
9f9f0761 2061 ssize_t count = 0;
2062 mutex_lock(&spic_dev.lock);
2063 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2064 mutex_unlock(&spic_dev.lock);
2065 return count;
49a11dea 2066}
2067
2068/* fan speed */
2069/* FAN0 information (reverse engineered from ACPI tables) */
2070#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2071static int sony_pic_set_fanspeed(unsigned long value)
2072{
2073 return ec_write(SONY_PIC_FAN0_STATUS, value);
2074}
2075
2076static int sony_pic_get_fanspeed(u8 *value)
2077{
2078 return ec_read(SONY_PIC_FAN0_STATUS, value);
2079}
2080
49a11dea 2081static ssize_t sony_pic_fanspeed_store(struct device *dev,
2082 struct device_attribute *attr,
2083 const char *buffer, size_t count)
2084{
2085 unsigned long value;
2086 if (count > 31)
2087 return -EINVAL;
2088
2089 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2090 if (sony_pic_set_fanspeed(value))
49a11dea 2091 return -EIO;
2092
2093 return count;
2094}
2095
2096static ssize_t sony_pic_fanspeed_show(struct device *dev,
2097 struct device_attribute *attr, char *buffer)
2098{
2099 u8 value = 0;
7b153f36 2100 if (sony_pic_get_fanspeed(&value))
49a11dea 2101 return -EIO;
2102
2103 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2104}
2105
2106#define SPIC_ATTR(_name, _mode) \
2107struct device_attribute spic_attr_##_name = __ATTR(_name, \
2108 _mode, sony_pic_## _name ##_show, \
2109 sony_pic_## _name ##_store)
2110
49a11dea 2111static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2112static SPIC_ATTR(wwanpower, 0644);
49a11dea 2113static SPIC_ATTR(fanspeed, 0644);
2114
2115static struct attribute *spic_attributes[] = {
49a11dea 2116 &spic_attr_bluetoothpower.attr,
9476cdfa 2117 &spic_attr_wwanpower.attr,
49a11dea 2118 &spic_attr_fanspeed.attr,
2119 NULL
2120};
2121
2122static struct attribute_group spic_attribute_group = {
2123 .attrs = spic_attributes
2124};
2125
7b153f36 2126/******** SONYPI compatibility **********/
a64e62a0 2127#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2128
2129/* battery / brightness / temperature addresses */
2130#define SONYPI_BAT_FLAGS 0x81
2131#define SONYPI_LCD_LIGHT 0x96
2132#define SONYPI_BAT1_PCTRM 0xa0
2133#define SONYPI_BAT1_LEFT 0xa2
2134#define SONYPI_BAT1_MAXRT 0xa4
2135#define SONYPI_BAT2_PCTRM 0xa8
2136#define SONYPI_BAT2_LEFT 0xaa
2137#define SONYPI_BAT2_MAXRT 0xac
2138#define SONYPI_BAT1_MAXTK 0xb0
2139#define SONYPI_BAT1_FULL 0xb2
2140#define SONYPI_BAT2_MAXTK 0xb8
2141#define SONYPI_BAT2_FULL 0xba
2142#define SONYPI_TEMP_STATUS 0xC1
2143
2144struct sonypi_compat_s {
2145 struct fasync_struct *fifo_async;
2146 struct kfifo *fifo;
2147 spinlock_t fifo_lock;
2148 wait_queue_head_t fifo_proc_list;
2149 atomic_t open_count;
2150};
2151static struct sonypi_compat_s sonypi_compat = {
2152 .open_count = ATOMIC_INIT(0),
2153};
2154
2155static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2156{
60aa4924 2157 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 2158}
2159
2160static int sonypi_misc_release(struct inode *inode, struct file *file)
2161{
7b153f36 2162 atomic_dec(&sonypi_compat.open_count);
2163 return 0;
2164}
2165
2166static int sonypi_misc_open(struct inode *inode, struct file *file)
2167{
2168 /* Flush input queue on first open */
4ef4cbb3
AIB		 2169 unsigned long flags;
2170
2171 spin_lock_irqsave(sonypi_compat.fifo->lock, flags);
2172
7b153f36 2173 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
4ef4cbb3
AIB		 2174 __kfifo_reset(sonypi_compat.fifo);
2175
2176 spin_unlock_irqrestore(sonypi_compat.fifo->lock, flags);
2177
7b153f36 2178 return 0;
2179}
2180
2181static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2182 size_t count, loff_t *pos)
2183{
2184 ssize_t ret;
2185 unsigned char c;
2186
2187 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2188 (file->f_flags & O_NONBLOCK))
2189 return -EAGAIN;
2190
2191 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2192 kfifo_len(sonypi_compat.fifo) != 0);
2193 if (ret)
2194 return ret;
2195
2196 while (ret < count &&
2197 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2198 if (put_user(c, buf++))
2199 return -EFAULT;
2200 ret++;
2201 }
2202
2203 if (ret > 0) {
2204 struct inode *inode = file->f_path.dentry->d_inode;
2205 inode->i_atime = current_fs_time(inode->i_sb);
2206 }
2207
2208 return ret;
2209}
2210
2211static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2212{
2213 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2214 if (kfifo_len(sonypi_compat.fifo))
2215 return POLLIN | POLLRDNORM;
2216 return 0;
2217}
2218
2219static int ec_read16(u8 addr, u16 *value)
2220{
2221 u8 val_lb, val_hb;
2222 if (ec_read(addr, &val_lb))
2223 return -1;
2224 if (ec_read(addr + 1, &val_hb))
2225 return -1;
2226 *value = val_lb | (val_hb << 8);
2227 return 0;
2228}
2229
2b24ef09
AC		 2230static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2231 unsigned long arg)
7b153f36 2232{
2233 int ret = 0;
2234 void __user *argp = (void __user *)arg;
2235 u8 val8;
2236 u16 val16;
2237 int value;
2238
9f9f0761 2239 mutex_lock(&spic_dev.lock);
7b153f36 2240 switch (cmd) {
2241 case SONYPI_IOCGBRT:
2242 if (sony_backlight_device == NULL) {
2243 ret = -EIO;
2244 break;
2245 }
2246 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2247 ret = -EIO;
2248 break;
2249 }
2250 val8 = ((value & 0xff) - 1) << 5;
2251 if (copy_to_user(argp, &val8, sizeof(val8)))
2252 ret = -EFAULT;
2253 break;
2254 case SONYPI_IOCSBRT:
2255 if (sony_backlight_device == NULL) {
2256 ret = -EIO;
2257 break;
2258 }
2259 if (copy_from_user(&val8, argp, sizeof(val8))) {
2260 ret = -EFAULT;
2261 break;
2262 }
2263 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2264 (val8 >> 5) + 1, NULL)) {
2265 ret = -EIO;
2266 break;
2267 }
2268 /* sync the backlight device status */
2269 sony_backlight_device->props.brightness =
2270 sony_backlight_get_brightness(sony_backlight_device);
2271 break;
2272 case SONYPI_IOCGBAT1CAP:
2273 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2274 ret = -EIO;
2275 break;
2276 }
2277 if (copy_to_user(argp, &val16, sizeof(val16)))
2278 ret = -EFAULT;
2279 break;
2280 case SONYPI_IOCGBAT1REM:
2281 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2282 ret = -EIO;
2283 break;
2284 }
2285 if (copy_to_user(argp, &val16, sizeof(val16)))
2286 ret = -EFAULT;
2287 break;
2288 case SONYPI_IOCGBAT2CAP:
2289 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2290 ret = -EIO;
2291 break;
2292 }
2293 if (copy_to_user(argp, &val16, sizeof(val16)))
2294 ret = -EFAULT;
2295 break;
2296 case SONYPI_IOCGBAT2REM:
2297 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2298 ret = -EIO;
2299 break;
2300 }
2301 if (copy_to_user(argp, &val16, sizeof(val16)))
2302 ret = -EFAULT;
2303 break;
2304 case SONYPI_IOCGBATFLAGS:
2305 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2306 ret = -EIO;
2307 break;
2308 }
2309 val8 &= 0x07;
2310 if (copy_to_user(argp, &val8, sizeof(val8)))
2311 ret = -EFAULT;
2312 break;
2313 case SONYPI_IOCGBLUE:
2314 val8 = spic_dev.bluetooth_power;
2315 if (copy_to_user(argp, &val8, sizeof(val8)))
2316 ret = -EFAULT;
2317 break;
2318 case SONYPI_IOCSBLUE:
2319 if (copy_from_user(&val8, argp, sizeof(val8))) {
2320 ret = -EFAULT;
2321 break;
2322 }
9f9f0761 2323 __sony_pic_set_bluetoothpower(val8);
7b153f36 2324 break;
2325 /* FAN Controls */
2326 case SONYPI_IOCGFAN:
2327 if (sony_pic_get_fanspeed(&val8)) {
2328 ret = -EIO;
2329 break;
2330 }
2331 if (copy_to_user(argp, &val8, sizeof(val8)))
2332 ret = -EFAULT;
2333 break;
2334 case SONYPI_IOCSFAN:
2335 if (copy_from_user(&val8, argp, sizeof(val8))) {
2336 ret = -EFAULT;
2337 break;
2338 }
2339 if (sony_pic_set_fanspeed(val8))
2340 ret = -EIO;
2341 break;
2342 /* GET Temperature (useful under APM) */
2343 case SONYPI_IOCGTEMP:
2344 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2345 ret = -EIO;
2346 break;
2347 }
2348 if (copy_to_user(argp, &val8, sizeof(val8)))
2349 ret = -EFAULT;
2350 break;
2351 default:
2352 ret = -EINVAL;
2353 }
9f9f0761 2354 mutex_unlock(&spic_dev.lock);
7b153f36 2355 return ret;
2356}
2357
2358static const struct file_operations sonypi_misc_fops = {
2359 .owner = THIS_MODULE,
2360 .read = sonypi_misc_read,
2361 .poll = sonypi_misc_poll,
2362 .open = sonypi_misc_open,
2363 .release = sonypi_misc_release,
2364 .fasync = sonypi_misc_fasync,
2b24ef09 2365 .unlocked_ioctl = sonypi_misc_ioctl,
7b153f36 2366};
2367
2368static struct miscdevice sonypi_misc_device = {
2369 .minor = MISC_DYNAMIC_MINOR,
2370 .name = "sonypi",
2371 .fops = &sonypi_misc_fops,
2372};
2373
2374static void sonypi_compat_report_event(u8 event)
2375{
2376 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2377 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2378 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2379}
2380
2381static int sonypi_compat_init(void)
2382{
2383 int error;
2384
2385 spin_lock_init(&sonypi_compat.fifo_lock);
2386 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2387 &sonypi_compat.fifo_lock);
2388 if (IS_ERR(sonypi_compat.fifo)) {
2389 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2390 return PTR_ERR(sonypi_compat.fifo);
2391 }
2392
2393 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2394
2395 if (minor != -1)
2396 sonypi_misc_device.minor = minor;
2397 error = misc_register(&sonypi_misc_device);
2398 if (error) {
2399 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2400 goto err_free_kfifo;
2401 }
2402 if (minor == -1)
5f3d2898 2403 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2404 sonypi_misc_device.minor);
2405
2406 return 0;
2407
2408err_free_kfifo:
2409 kfifo_free(sonypi_compat.fifo);
2410 return error;
2411}
2412
2413static void sonypi_compat_exit(void)
2414{
2415 misc_deregister(&sonypi_misc_device);
2416 kfifo_free(sonypi_compat.fifo);
2417}
2418#else
2419static int sonypi_compat_init(void) { return 0; }
2420static void sonypi_compat_exit(void) { }
2421static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2422#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2423
1549ee6f 2424/*
33a04454 2425 * ACPI callbacks
1549ee6f 2426 */
33a04454 2427static acpi_status
2428sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2429{
2430 u32 i;
2431 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2432
2433 switch (resource->type) {
2434 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2435 {
2436 /* start IO enumeration */
2437 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2438 if (!ioport)
2439 return AE_ERROR;
2440
2441 list_add(&ioport->list, &dev->ioports);
2442 return AE_OK;
2443 }
2444
33a04454 2445 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2446 /* end IO enumeration */
33a04454 2447 return AE_OK;
2448
2449 case ACPI_RESOURCE_TYPE_IRQ:
2450 {
2451 struct acpi_resource_irq *p = &resource->data.irq;
2452 struct sony_pic_irq *interrupt = NULL;
2453 if (!p || !p->interrupt_count) {
2454 /*
2455 * IRQ descriptors may have no IRQ# bits set,
2456 * particularly those those w/ _STA disabled
2457 */
2458 dprintk("Blank IRQ resource\n");
2459 return AE_OK;
2460 }
2461 for (i = 0; i < p->interrupt_count; i++) {
2462 if (!p->interrupts[i]) {
2463 printk(KERN_WARNING DRV_PFX
2464 "Invalid IRQ %d\n",
2465 p->interrupts[i]);
2466 continue;
2467 }
2468 interrupt = kzalloc(sizeof(*interrupt),
2469 GFP_KERNEL);
2470 if (!interrupt)
2471 return AE_ERROR;
2472
fd1caaed 2473 list_add(&interrupt->list, &dev->interrupts);
33a04454 2474 interrupt->irq.triggering = p->triggering;
2475 interrupt->irq.polarity = p->polarity;
2476 interrupt->irq.sharable = p->sharable;
2477 interrupt->irq.interrupt_count = 1;
2478 interrupt->irq.interrupts[0] = p->interrupts[i];
2479 }
2480 return AE_OK;
2481 }
2482 case ACPI_RESOURCE_TYPE_IO:
2483 {
2484 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2485 struct sony_pic_ioport *ioport =
2486 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2487 if (!io) {
2488 dprintk("Blank IO resource\n");
2489 return AE_OK;
2490 }
2491
fd1caaed
MD		 2492 if (!ioport->io1.minimum) {
2493 memcpy(&ioport->io1, io, sizeof(*io));
2494 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2495 ioport->io1.address_length);
2496 }
2497 else if (!ioport->io2.minimum) {
2498 memcpy(&ioport->io2, io, sizeof(*io));
2499 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2500 ioport->io2.address_length);
2501 }
2502 else {
2503 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2504 return AE_ERROR;
fd1caaed 2505 }
33a04454 2506 return AE_OK;
2507 }
2508 default:
2509 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2510 resource->type);
2511
2512 case ACPI_RESOURCE_TYPE_END_TAG:
2513 return AE_OK;
2514 }
2515 return AE_CTRL_TERMINATE;
2516}
2517
2518static int sony_pic_possible_resources(struct acpi_device *device)
2519{
2520 int result = 0;
2521 acpi_status status = AE_OK;
2522
2523 if (!device)
2524 return -EINVAL;
2525
2526 /* get device status */
2527 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2528 dprintk("Evaluating _STA\n");
2529 result = acpi_bus_get_status(device);
2530 if (result) {
2531 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2532 goto end;
2533 }
2534
2535 if (!device->status.enabled)
2536 dprintk("Device disabled\n");
2537 else
2538 dprintk("Device enabled\n");
2539
2540 /*
2541 * Query and parse 'method'
2542 */
2543 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2544 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2545 sony_pic_read_possible_resource, &spic_dev);
2546 if (ACPI_FAILURE(status)) {
2547 printk(KERN_WARNING DRV_PFX
2548 "Failure evaluating %s\n",
2549 METHOD_NAME__PRS);
2550 result = -ENODEV;
2551 }
2552end:
2553 return result;
2554}
2555
2556/*
2557 * Disable the spic device by calling its _DIS method
2558 */
2559static int sony_pic_disable(struct acpi_device *device)
2560{
6158d3a2
MG		 2561 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2562 NULL);
2563
2564 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2565 return -ENXIO;
2566
2567 dprintk("Device disabled\n");
2568 return 0;
2569}
2570
2571
2572/*
2573 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2574 *
2575 * Call _SRS to set current resources
2576 */
2577static int sony_pic_enable(struct acpi_device *device,
2578 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2579{
2580 acpi_status status;
2581 int result = 0;
fd1caaed
MD		 2582 /* Type 1 resource layout is:
2583 * IO
2584 * IO
2585 * IRQNoFlags
2586 * End
2587 *
2588 * Type 2 and 3 resource layout is:
2589 * IO
2590 * IRQNoFlags
2591 * End
2592 */
33a04454 2593 struct {
fd1caaed
MD		 2594 struct acpi_resource res1;
2595 struct acpi_resource res2;
2596 struct acpi_resource res3;
2597 struct acpi_resource res4;
33a04454 2598 } *resource;
2599 struct acpi_buffer buffer = { 0, NULL };
2600
2601 if (!ioport || !irq)
2602 return -EINVAL;
2603
2604 /* init acpi_buffer */
2605 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2606 if (!resource)
2607 return -ENOMEM;
2608
2609 buffer.length = sizeof(*resource) + 1;
2610 buffer.pointer = resource;
2611
fd1caaed 2612 /* setup Type 1 resources */
de920430 2613 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
33a04454 2614
fd1caaed
MD		 2615 /* setup io resources */
2616 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2617 resource->res1.length = sizeof(struct acpi_resource);
2618 memcpy(&resource->res1.data.io, &ioport->io1,
2619 sizeof(struct acpi_resource_io));
33a04454 2620
fd1caaed
MD		 2621 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2622 resource->res2.length = sizeof(struct acpi_resource);
2623 memcpy(&resource->res2.data.io, &ioport->io2,
2624 sizeof(struct acpi_resource_io));
2625
2626 /* setup irq resource */
2627 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2628 resource->res3.length = sizeof(struct acpi_resource);
2629 memcpy(&resource->res3.data.irq, &irq->irq,
2630 sizeof(struct acpi_resource_irq));
2631 /* we requested a shared irq */
2632 resource->res3.data.irq.sharable = ACPI_SHARED;
2633
2634 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2635
2636 }
2637 /* setup Type 2/3 resources */
2638 else {
2639 /* setup io resource */
2640 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2641 resource->res1.length = sizeof(struct acpi_resource);
2642 memcpy(&resource->res1.data.io, &ioport->io1,
2643 sizeof(struct acpi_resource_io));
2644
2645 /* setup irq resource */
2646 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2647 resource->res2.length = sizeof(struct acpi_resource);
2648 memcpy(&resource->res2.data.irq, &irq->irq,
2649 sizeof(struct acpi_resource_irq));
2650 /* we requested a shared irq */
2651 resource->res2.data.irq.sharable = ACPI_SHARED;
2652
2653 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2654 }
33a04454 2655
2656 /* Attempt to set the resource */
2657 dprintk("Evaluating _SRS\n");
2658 status = acpi_set_current_resources(device->handle, &buffer);
2659
2660 /* check for total failure */
2661 if (ACPI_FAILURE(status)) {
fd1caaed 2662 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2663 result = -ENODEV;
2664 goto end;
2665 }
2666
2667 /* Necessary device initializations calls (from sonypi) */
2668 sony_pic_call1(0x82);
2669 sony_pic_call2(0x81, 0xff);
2670 sony_pic_call1(compat ? 0x92 : 0x82);
2671
2672end:
2673 kfree(resource);
2674 return result;
2675}
2676
2677/*****************
2678 *
2679 * ISR: some event is available
2680 *
2681 *****************/
2682static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2683{
2684 int i, j;
33a04454 2685 u8 ev = 0;
2686 u8 data_mask = 0;
2687 u8 device_event = 0;
2688
2689 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2690
fd1caaed
MD		 2691 ev = inb_p(dev->cur_ioport->io1.minimum);
2692 if (dev->cur_ioport->io2.minimum)
2693 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2694 else
de920430
MD		 2695 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2696 dev->control->evport_offset);
33a04454 2697
22a17780 2698 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430
MD		 2699 ev, data_mask, dev->cur_ioport->io1.minimum,
2700 dev->control->evport_offset);
33a04454 2701
2702 if (ev == 0x00 || ev == 0xff)
2703 return IRQ_HANDLED;
2704
de920430 2705 for (i = 0; dev->control->event_types[i].mask; i++) {
33a04454 2706
de920430
MD		 2707 if ((data_mask & dev->control->event_types[i].data) !=
2708 dev->control->event_types[i].data)
33a04454 2709 continue;
2710
de920430 2711 if (!(mask & dev->control->event_types[i].mask))
33a04454 2712 continue;
2713
de920430
MD		 2714 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2715 if (ev == dev->control->event_types[i].events[j].data) {
33a04454 2716 device_event =
de920430
MD		 2717 dev->control->
2718 event_types[i].events[j].event;
33a04454 2719 goto found;
2720 }
2721 }
2722 }
3eb8749a
MD		 2723 /* Still not able to decode the event try to pass
2724 * it over to the minidriver
2725 */
2726 if (dev->control->handle_irq &&
2727 dev->control->handle_irq(data_mask, ev) == 0)
2728 return IRQ_HANDLED;
2729
de920430
MD		 2730 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2731 ev, data_mask, dev->cur_ioport->io1.minimum,
2732 dev->control->evport_offset);
33a04454 2733 return IRQ_HANDLED;
2734
2735found:
1549ee6f 2736 sony_laptop_report_input_event(device_event);
de920430 2737 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2738 sonypi_compat_report_event(device_event);
33a04454 2739
2740 return IRQ_HANDLED;
2741}
2742
2743/*****************
2744 *
2745 * ACPI driver
2746 *
2747 *****************/
2748static int sony_pic_remove(struct acpi_device *device, int type)
2749{
2750 struct sony_pic_ioport *io, *tmp_io;
2751 struct sony_pic_irq *irq, *tmp_irq;
2752
2753 if (sony_pic_disable(device)) {
2754 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2755 return -ENXIO;
2756 }
2757
2758 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2759 release_region(spic_dev.cur_ioport->io1.minimum,
2760 spic_dev.cur_ioport->io1.address_length);
2761 if (spic_dev.cur_ioport->io2.minimum)
2762 release_region(spic_dev.cur_ioport->io2.minimum,
2763 spic_dev.cur_ioport->io2.address_length);
33a04454 2764
015a916f
MD		 2765 sonypi_compat_exit();
2766
1549ee6f 2767 sony_laptop_remove_input();
33a04454 2768
49a11dea 2769 /* pf attrs */
2770 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2771 sony_pf_remove();
2772
33a04454 2773 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2774 list_del(&io->list);
2775 kfree(io);
2776 }
2777 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2778 list_del(&irq->list);
2779 kfree(irq);
2780 }
2781 spic_dev.cur_ioport = NULL;
2782 spic_dev.cur_irq = NULL;
2783
f6119b02 2784 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2785 return 0;
2786}
2787
2788static int sony_pic_add(struct acpi_device *device)
2789{
2790 int result;
2791 struct sony_pic_ioport *io, *tmp_io;
2792 struct sony_pic_irq *irq, *tmp_irq;
2793
f6119b02 2794 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2795 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2796
2797 spic_dev.acpi_dev = device;
2798 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2799 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2800 mutex_init(&spic_dev.lock);
33a04454 2801
2802 /* read _PRS resources */
2803 result = sony_pic_possible_resources(device);
2804 if (result) {
2805 printk(KERN_ERR DRV_PFX
ff07a53a 2806 "Unable to read possible resources.\n");
33a04454 2807 goto err_free_resources;
2808 }
2809
2810 /* setup input devices and helper fifo */
2e4d242c 2811 result = sony_laptop_setup_input(device);
33a04454 2812 if (result) {
2813 printk(KERN_ERR DRV_PFX
ff07a53a 2814 "Unable to create input devices.\n");
33a04454 2815 goto err_free_resources;
2816 }
2817
015a916f
MD		 2818 if (sonypi_compat_init())
2819 goto err_remove_input;
2820
33a04454 2821 /* request io port */
fd1caaed
MD		 2822 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2823 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2824 "Sony Programable I/O Device")) {
fd1caaed
MD		 2825 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2826 io->io1.minimum, io->io1.maximum,
2827 io->io1.address_length);
2828 /* Type 1 have 2 ioports */
2829 if (io->io2.minimum) {
2830 if (request_region(io->io2.minimum,
2831 io->io2.address_length,
2832 "Sony Programable I/O Device")) {
2833 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2834 io->io2.minimum, io->io2.maximum,
2835 io->io2.address_length);
2836 spic_dev.cur_ioport = io;
2837 break;
2838 }
2839 else {
2840 dprintk("Unable to get I/O port2: "
2841 "0x%.4x (0x%.4x) + 0x%.2x\n",
2842 io->io2.minimum, io->io2.maximum,
2843 io->io2.address_length);
2844 release_region(io->io1.minimum,
2845 io->io1.address_length);
2846 }
2847 }
2848 else {
2849 spic_dev.cur_ioport = io;
2850 break;
2851 }
33a04454 2852 }
2853 }
2854 if (!spic_dev.cur_ioport) {
2855 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2856 result = -ENODEV;
015a916f 2857 goto err_remove_compat;
33a04454 2858 }
2859
2860 /* request IRQ */
fd1caaed 2861 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2862 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2863 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2864 dprintk("IRQ: %d - triggering: %d - "
2865 "polarity: %d - shr: %d\n",
2866 irq->irq.interrupts[0],
2867 irq->irq.triggering,
2868 irq->irq.polarity,
2869 irq->irq.sharable);
2870 spic_dev.cur_irq = irq;
2871 break;
2872 }
2873 }
2874 if (!spic_dev.cur_irq) {
2875 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2876 result = -ENODEV;
2877 goto err_release_region;
2878 }
2879
2880 /* set resource status _SRS */
2881 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2882 if (result) {
2883 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2884 goto err_free_irq;
2885 }
2886
49a11dea 2887 spic_dev.bluetooth_power = -1;
2888 /* create device attributes */
2889 result = sony_pf_add();
2890 if (result)
2891 goto err_disable_device;
2892
2893 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2894 if (result)
2895 goto err_remove_pf;
2896
33a04454 2897 return 0;
2898
49a11dea 2899err_remove_pf:
2900 sony_pf_remove();
2901
2902err_disable_device:
2903 sony_pic_disable(device);
2904
33a04454 2905err_free_irq:
2906 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2907
2908err_release_region:
fd1caaed
MD		 2909 release_region(spic_dev.cur_ioport->io1.minimum,
2910 spic_dev.cur_ioport->io1.address_length);
2911 if (spic_dev.cur_ioport->io2.minimum)
2912 release_region(spic_dev.cur_ioport->io2.minimum,
2913 spic_dev.cur_ioport->io2.address_length);
33a04454 2914
015a916f
MD		 2915err_remove_compat:
2916 sonypi_compat_exit();
2917
33a04454 2918err_remove_input:
1549ee6f 2919 sony_laptop_remove_input();
33a04454 2920
2921err_free_resources:
2922 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2923 list_del(&io->list);
2924 kfree(io);
2925 }
2926 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2927 list_del(&irq->list);
2928 kfree(irq);
2929 }
2930 spic_dev.cur_ioport = NULL;
2931 spic_dev.cur_irq = NULL;
2932
2933 return result;
2934}
2935
2936static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2937{
2938 if (sony_pic_disable(device))
2939 return -ENXIO;
2940 return 0;
2941}
2942
2943static int sony_pic_resume(struct acpi_device *device)
2944{
2945 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2946 return 0;
2947}
2948
1ba90e3a
TR		 2949static const struct acpi_device_id sony_pic_device_ids[] = {
2950 {SONY_PIC_HID, 0},
2951 {"", 0},
2952};
2953
33a04454 2954static struct acpi_driver sony_pic_driver = {
2955 .name = SONY_PIC_DRIVER_NAME,
2956 .class = SONY_PIC_CLASS,
1ba90e3a 2957 .ids = sony_pic_device_ids,
33a04454 2958 .owner = THIS_MODULE,
2959 .ops = {
2960 .add = sony_pic_add,
2961 .remove = sony_pic_remove,
2962 .suspend = sony_pic_suspend,
2963 .resume = sony_pic_resume,
2964 },
2965};
2966
2967static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2968 {
2969 .ident = "Sony Vaio",
2970 .matches = {
2971 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2972 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2973 },
2974 },
2975 {
2976 .ident = "Sony Vaio",
2977 .matches = {
2978 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2979 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2980 },
2981 },
2982 { }
2983};
2984
59b19106 2985static int __init sony_laptop_init(void)
7f09c432 2986{
33a04454 2987 int result;
2988
2989 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2990 result = acpi_bus_register_driver(&sony_pic_driver);
2991 if (result) {
2992 printk(KERN_ERR DRV_PFX
2993 "Unable to register SPIC driver.");
2994 goto out;
2995 }
2996 }
2997
2998 result = acpi_bus_register_driver(&sony_nc_driver);
2999 if (result) {
3000 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
3001 goto out_unregister_pic;
3002 }
3003
3004 return 0;
3005
3006out_unregister_pic:
3007 if (!no_spic)
3008 acpi_bus_unregister_driver(&sony_pic_driver);
3009out:
3010 return result;
7f09c432
SP		 3011}
3012
59b19106 3013static void __exit sony_laptop_exit(void)
7f09c432 3014{
59b19106 3015 acpi_bus_unregister_driver(&sony_nc_driver);
33a04454 3016 if (!no_spic)
3017 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 3018}
3019
59b19106 3020module_init(sony_laptop_init);
3021module_exit(sony_laptop_exit);
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