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sony-laptop - fix using of uninitialized variable
[net-next-2.6.git] / drivers / platform / x86 / sony-laptop.c
CommitLineData
7f09c432 1/*
33a04454 2 * ACPI Sony Notebook Control Driver (SNC and SPIC)
7f09c432
SP		 3 *
4 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
37418347 5 * Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it>
7f09c432
SP		 6 *
7 * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
8 * which are copyrighted by their respective authors.
9 *
33a04454 10 * The SNY6001 driver part is based on the sonypi driver which includes
11 * material from:
12 *
13 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
14 *
15 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
16 *
db955170 17 * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
33a04454 18 *
19 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
20 *
21 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
22 *
23 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
24 *
25 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
26 *
27 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
28 *
7f09c432
SP		 29 * This program is free software; you can redistribute it and/or modify
30 * it under the terms of the GNU General Public License as published by
31 * the Free Software Foundation; either version 2 of the License, or
32 * (at your option) any later version.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
42 *
43 */
44
45#include <linux/kernel.h>
46#include <linux/module.h>
47#include <linux/moduleparam.h>
48#include <linux/init.h>
49#include <linux/types.h>
50f62afb 50#include <linux/backlight.h>
ed3aa4b7 51#include <linux/platform_device.h>
50f62afb 52#include <linux/err.h>
33a04454 53#include <linux/dmi.h>
54#include <linux/pci.h>
55#include <linux/interrupt.h>
56#include <linux/delay.h>
57#include <linux/input.h>
58#include <linux/kfifo.h>
59#include <linux/workqueue.h>
60#include <linux/acpi.h>
7f09c432
SP		 61#include <acpi/acpi_drivers.h>
62#include <acpi/acpi_bus.h>
63#include <asm/uaccess.h>
33a04454 64#include <linux/sonypi.h>
1ce82c14 65#include <linux/sony-laptop.h>
6cc056bc 66#include <linux/rfkill.h>
a64e62a0 67#ifdef CONFIG_SONYPI_COMPAT
7b153f36 68#include <linux/poll.h>
69#include <linux/miscdevice.h>
70#endif
7f09c432 71
33a04454 72#define DRV_PFX "sony-laptop: "
b9a218b7 73#define dprintk(msg...) do { \
f6119b02 74 if (debug) printk(KERN_WARNING DRV_PFX msg); \
b9a218b7 75} while (0)
76
425ef5d7 77#define SONY_LAPTOP_DRIVER_VERSION "0.6"
33a04454 78
79#define SONY_NC_CLASS "sony-nc"
59b19106 80#define SONY_NC_HID "SNY5001"
f6119b02 81#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
50f62afb 82
33a04454 83#define SONY_PIC_CLASS "sony-pic"
84#define SONY_PIC_HID "SNY6001"
f6119b02 85#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
7f09c432 86
ed3aa4b7 87MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
33a04454 88MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
7f09c432 89MODULE_LICENSE("GPL");
33a04454 90MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
7f09c432
SP		 91
92static int debug;
93module_param(debug, int, 0);
94MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
a02d1c1d 95 "the development of this driver");
7f09c432 96
33a04454 97static int no_spic; /* = 0 */
98module_param(no_spic, int, 0444);
99MODULE_PARM_DESC(no_spic,
100 "set this if you don't want to enable the SPIC device");
101
102static int compat; /* = 0 */
103module_param(compat, int, 0444);
104MODULE_PARM_DESC(compat,
7b153f36 105 "set this if you want to enable backward compatibility mode");
33a04454 106
107static unsigned long mask = 0xffffffff;
108module_param(mask, ulong, 0644);
109MODULE_PARM_DESC(mask,
110 "set this to the mask of event you want to enable (see doc)");
111
5f3d2898 112static int camera; /* = 0 */
113module_param(camera, int, 0444);
114MODULE_PARM_DESC(camera,
115 "set this to 1 to enable Motion Eye camera controls "
116 "(only use it if you have a C1VE or C1VN model)");
117
a64e62a0 118#ifdef CONFIG_SONYPI_COMPAT
7b153f36 119static int minor = -1;
120module_param(minor, int, 0);
121MODULE_PARM_DESC(minor,
122 "minor number of the misc device for the SPIC compatibility code, "
123 "default is -1 (automatic)");
124#endif
125
6cc056bc
MG		 126enum sony_nc_rfkill {
127 SONY_WIFI,
128 SONY_BLUETOOTH,
129 SONY_WWAN,
130 SONY_WIMAX,
19d337df 131 N_SONY_RFKILL,
6cc056bc
MG		 132};
133
d5a664a3 134static int sony_rfkill_handle;
19d337df
JB		 135static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
136static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
6cc056bc
MG		 137static void sony_nc_rfkill_update(void);
138
1549ee6f 139/*********** Input Devices ***********/
140
141#define SONY_LAPTOP_BUF_SIZE 128
142struct sony_laptop_input_s {
143 atomic_t users;
144 struct input_dev *jog_dev;
145 struct input_dev *key_dev;
45465487 146 struct kfifo fifo;
1549ee6f 147 spinlock_t fifo_lock;
148 struct workqueue_struct *wq;
149};
6cc056bc 150
1549ee6f 151static struct sony_laptop_input_s sony_laptop_input = {
152 .users = ATOMIC_INIT(0),
153};
154
155struct sony_laptop_keypress {
156 struct input_dev *dev;
157 int key;
158};
159
bc57f865
MD		 160/* Correspondance table between sonypi events
161 * and input layer indexes in the keymap
162 */
163static int sony_laptop_input_index[] = {
3eb8749a
MD		 164 -1, /* 0 no event */
165 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
166 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
167 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
168 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
169 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
170 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
171 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
172 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
173 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
174 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
175 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
176 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
177 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
178 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
179 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
180 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
181 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
182 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
183 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
184 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
185 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
186 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
187 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
188 17, /* 24 SONYPI_EVENT_FNKEY_1 */
189 18, /* 25 SONYPI_EVENT_FNKEY_2 */
190 19, /* 26 SONYPI_EVENT_FNKEY_D */
191 20, /* 27 SONYPI_EVENT_FNKEY_E */
192 21, /* 28 SONYPI_EVENT_FNKEY_F */
193 22, /* 29 SONYPI_EVENT_FNKEY_S */
194 23, /* 30 SONYPI_EVENT_FNKEY_B */
195 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
196 25, /* 32 SONYPI_EVENT_PKEY_P1 */
197 26, /* 33 SONYPI_EVENT_PKEY_P2 */
198 27, /* 34 SONYPI_EVENT_PKEY_P3 */
199 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
200 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
201 -1, /* 37 SONYPI_EVENT_LID_OPENED */
202 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
203 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
204 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
205 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
206 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
207 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
208 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
209 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
210 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
211 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
212 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
213 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
214 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
215 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
216 43, /* 52 SONYPI_EVENT_MEYE_FACE */
217 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
218 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
219 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
220 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
221 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
222 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
223 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
224 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
225 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
226 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
227 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
9b57896e 228 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
45c7942b
MG		 229 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
230 53, /* 66 SONYPI_EVENT_PKEY_P4 */
231 54, /* 67 SONYPI_EVENT_PKEY_P5 */
232 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 233 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
234 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
235 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
4f924ba5 236 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
bc57f865
MD		 237};
238
239static int sony_laptop_input_keycode_map[] = {
240 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
241 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
242 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
243 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
244 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
245 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
246 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
247 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
248 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
249 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
250 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
251 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
252 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
253 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
254 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
255 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
256 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
257 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
258 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
259 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
260 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
261 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
262 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
263 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
264 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
265 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
266 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
267 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
268 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
269 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
270 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
271 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
272 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
273 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
274 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
275 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
276 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
277 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
278 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
279 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
280 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
281 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
282 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
283 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
284 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
285 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
286 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
287 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
288 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 289 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 290 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 291 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
292 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
293 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
294 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
295 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 296 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
297 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
4f924ba5 298 KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
1549ee6f 299};
300
301/* release buttons after a short delay if pressed */
302static void do_sony_laptop_release_key(struct work_struct *work)
303{
304 struct sony_laptop_keypress kp;
305
7acd72eb 306 while (kfifo_out_locked(&sony_laptop_input.fifo, (unsigned char *)&kp,
c1e13f25
SS		 307 sizeof(kp), &sony_laptop_input.fifo_lock)
308 == sizeof(kp)) {
1549ee6f 309 msleep(10);
310 input_report_key(kp.dev, kp.key, 0);
311 input_sync(kp.dev);
312 }
313}
314static DECLARE_WORK(sony_laptop_release_key_work,
315 do_sony_laptop_release_key);
316
3a4fa0a2 317/* forward event to the input subsystem */
1549ee6f 318static void sony_laptop_report_input_event(u8 event)
319{
320 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
321 struct input_dev *key_dev = sony_laptop_input.key_dev;
322 struct sony_laptop_keypress kp = { NULL };
1549ee6f 323
a83021a2
AT		 324 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
325 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
1549ee6f 326 /* Nothing, not all VAIOs generate this event */
327 return;
328 }
329
330 /* report events */
331 switch (event) {
332 /* jog_dev events */
333 case SONYPI_EVENT_JOGDIAL_UP:
334 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
335 input_report_rel(jog_dev, REL_WHEEL, 1);
336 input_sync(jog_dev);
337 return;
338
339 case SONYPI_EVENT_JOGDIAL_DOWN:
340 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
341 input_report_rel(jog_dev, REL_WHEEL, -1);
342 input_sync(jog_dev);
343 return;
344
345 /* key_dev events */
346 case SONYPI_EVENT_JOGDIAL_PRESSED:
347 kp.key = BTN_MIDDLE;
348 kp.dev = jog_dev;
349 break;
350
351 default:
d399d130 352 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 353 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
354 break;
355 }
356 if (sony_laptop_input_index[event] != -1) {
357 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
358 if (kp.key != KEY_UNKNOWN)
1549ee6f 359 kp.dev = key_dev;
bc57f865 360 }
1549ee6f 361 break;
362 }
363
364 if (kp.dev) {
365 input_report_key(kp.dev, kp.key, 1);
bc57f865
MD		 366 /* we emit the scancode so we can always remap the key */
367 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
1549ee6f 368 input_sync(kp.dev);
7acd72eb 369 kfifo_in_locked(&sony_laptop_input.fifo,
c1e13f25
SS		 370 (unsigned char *)&kp, sizeof(kp),
371 &sony_laptop_input.fifo_lock);
1549ee6f 372
373 if (!work_pending(&sony_laptop_release_key_work))
374 queue_work(sony_laptop_input.wq,
375 &sony_laptop_release_key_work);
376 } else
377 dprintk("unknown input event %.2x\n", event);
378}
379
2e4d242c 380static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 381{
382 struct input_dev *jog_dev;
383 struct input_dev *key_dev;
384 int i;
385 int error;
386
387 /* don't run again if already initialized */
388 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
389 return 0;
390
391 /* kfifo */
392 spin_lock_init(&sony_laptop_input.fifo_lock);
45465487 393 error =
c1e13f25 394 kfifo_alloc(&sony_laptop_input.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
45465487 395 if (error) {
1549ee6f 396 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
1549ee6f 397 goto err_dec_users;
398 }
399
400 /* init workqueue */
401 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
402 if (!sony_laptop_input.wq) {
403 printk(KERN_ERR DRV_PFX
ff07a53a 404 "Unable to create workqueue.\n");
1549ee6f 405 error = -ENXIO;
406 goto err_free_kfifo;
407 }
408
409 /* input keys */
410 key_dev = input_allocate_device();
411 if (!key_dev) {
412 error = -ENOMEM;
413 goto err_destroy_wq;
414 }
415
416 key_dev->name = "Sony Vaio Keys";
417 key_dev->id.bustype = BUS_ISA;
418 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 419 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 420
421 /* Initialize the Input Drivers: special keys */
bc57f865
MD		 422 set_bit(EV_KEY, key_dev->evbit);
423 set_bit(EV_MSC, key_dev->evbit);
424 set_bit(MSC_SCAN, key_dev->mscbit);
425 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
426 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
427 key_dev->keycode = &sony_laptop_input_keycode_map;
428 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
429 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
430 set_bit(sony_laptop_input_keycode_map[i],
431 key_dev->keybit);
432 }
433 }
1549ee6f 434
435 error = input_register_device(key_dev);
436 if (error)
437 goto err_free_keydev;
438
439 sony_laptop_input.key_dev = key_dev;
440
441 /* jogdial */
442 jog_dev = input_allocate_device();
443 if (!jog_dev) {
444 error = -ENOMEM;
445 goto err_unregister_keydev;
446 }
447
448 jog_dev->name = "Sony Vaio Jogdial";
449 jog_dev->id.bustype = BUS_ISA;
450 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 451 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 452
7b19ada2
JS		 453 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
454 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
455 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
1549ee6f 456
457 error = input_register_device(jog_dev);
458 if (error)
459 goto err_free_jogdev;
460
461 sony_laptop_input.jog_dev = jog_dev;
462
463 return 0;
464
465err_free_jogdev:
466 input_free_device(jog_dev);
467
468err_unregister_keydev:
469 input_unregister_device(key_dev);
470 /* to avoid kref underflow below at input_free_device */
471 key_dev = NULL;
472
473err_free_keydev:
474 input_free_device(key_dev);
475
476err_destroy_wq:
477 destroy_workqueue(sony_laptop_input.wq);
478
479err_free_kfifo:
45465487 480 kfifo_free(&sony_laptop_input.fifo);
1549ee6f 481
482err_dec_users:
483 atomic_dec(&sony_laptop_input.users);
484 return error;
485}
486
487static void sony_laptop_remove_input(void)
488{
489 /* cleanup only after the last user has gone */
490 if (!atomic_dec_and_test(&sony_laptop_input.users))
491 return;
492
493 /* flush workqueue first */
494 flush_workqueue(sony_laptop_input.wq);
495
496 /* destroy input devs */
497 input_unregister_device(sony_laptop_input.key_dev);
498 sony_laptop_input.key_dev = NULL;
499
500 if (sony_laptop_input.jog_dev) {
501 input_unregister_device(sony_laptop_input.jog_dev);
502 sony_laptop_input.jog_dev = NULL;
503 }
504
505 destroy_workqueue(sony_laptop_input.wq);
45465487 506 kfifo_free(&sony_laptop_input.fifo);
1549ee6f 507}
508
56b8756b 509/*********** Platform Device ***********/
510
511static atomic_t sony_pf_users = ATOMIC_INIT(0);
512static struct platform_driver sony_pf_driver = {
513 .driver = {
514 .name = "sony-laptop",
515 .owner = THIS_MODULE,
516 }
517};
518static struct platform_device *sony_pf_device;
519
520static int sony_pf_add(void)
521{
522 int ret = 0;
523
524 /* don't run again if already initialized */
525 if (atomic_add_return(1, &sony_pf_users) > 1)
526 return 0;
527
528 ret = platform_driver_register(&sony_pf_driver);
529 if (ret)
530 goto out;
531
532 sony_pf_device = platform_device_alloc("sony-laptop", -1);
533 if (!sony_pf_device) {
534 ret = -ENOMEM;
535 goto out_platform_registered;
536 }
537
538 ret = platform_device_add(sony_pf_device);
539 if (ret)
540 goto out_platform_alloced;
541
542 return 0;
543
544 out_platform_alloced:
545 platform_device_put(sony_pf_device);
546 sony_pf_device = NULL;
547 out_platform_registered:
548 platform_driver_unregister(&sony_pf_driver);
549 out:
550 atomic_dec(&sony_pf_users);
551 return ret;
552}
553
554static void sony_pf_remove(void)
555{
556 /* deregister only after the last user has gone */
557 if (!atomic_dec_and_test(&sony_pf_users))
558 return;
559
560 platform_device_del(sony_pf_device);
561 platform_device_put(sony_pf_device);
562 platform_driver_unregister(&sony_pf_driver);
563}
564
565/*********** SNC (SNY5001) Device ***********/
566
33a04454 567/* the device uses 1-based values, while the backlight subsystem uses
568 0-based values */
569#define SONY_MAX_BRIGHTNESS 8
570
571#define SNC_VALIDATE_IN 0
572#define SNC_VALIDATE_OUT 1
573
59b19106 574static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 575 char *);
59b19106 576static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 577 const char *, size_t);
156c221b
MD		 578static int boolean_validate(const int, const int);
579static int brightness_default_validate(const int, const int);
580
59b19106 581struct sony_nc_value {
a02d1c1d
LB		 582 char *name; /* name of the entry */
583 char **acpiget; /* names of the ACPI get function */
584 char **acpiset; /* names of the ACPI set function */
156c221b 585 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 586 int value; /* current setting */
587 int valid; /* Has ever been set */
588 int debug; /* active only in debug mode ? */
589 struct device_attribute devattr; /* sysfs atribute */
ed3aa4b7
MD		 590};
591
59b19106 592#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 593 static char *snc_##_name[] = { _values, NULL }
594
59b19106 595#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 596 { \
597 .name = __stringify(_name), \
598 .acpiget = _getters, \
599 .acpiset = _setters, \
156c221b 600 .validate = _validate, \
ed3aa4b7 601 .debug = _debug, \
59b19106 602 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 603 }
ed3aa4b7 604
59b19106 605#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 606
59b19106 607SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 608
59b19106 609SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
610SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 611
59b19106 612SNC_HANDLE_NAMES(cdpower_get, "GCDP");
613SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 614
59b19106 615SNC_HANDLE_NAMES(audiopower_get, "GAZP");
616SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 617
59b19106 618SNC_HANDLE_NAMES(lanpower_get, "GLNP");
619SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 620
044847e0
MD		 621SNC_HANDLE_NAMES(lidstate_get, "GLID");
622
623SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
624SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
625
626SNC_HANDLE_NAMES(gainbass_get, "GMGB");
627SNC_HANDLE_NAMES(gainbass_set, "CMGB");
628
59b19106 629SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 630
59b19106 631SNC_HANDLE_NAMES(CTR_get, "GCTR");
632SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 633
59b19106 634SNC_HANDLE_NAMES(PCR_get, "GPCR");
635SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 636
59b19106 637SNC_HANDLE_NAMES(CMI_get, "GCMI");
638SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 639
59b19106 640static struct sony_nc_value sony_nc_values[] = {
641 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 642 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 643 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
644 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
645 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 646 boolean_validate, 0),
59b19106 647 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 648 boolean_validate, 1),
044847e0
MD		 649 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
650 boolean_validate, 0),
651 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
652 boolean_validate, 0),
653 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
654 boolean_validate, 0),
ed3aa4b7 655 /* unknown methods */
59b19106 656 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
657 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
658 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
659 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
660 SNC_HANDLE_NULL
7f09c432
SP		 661};
662
59b19106 663static acpi_handle sony_nc_acpi_handle;
664static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 665
d78865cd
MD		 666/*
667 * acpi_evaluate_object wrappers
668 */
7f09c432
SP		 669static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
670{
671 struct acpi_buffer output;
672 union acpi_object out_obj;
673 acpi_status status;
674
675 output.length = sizeof(out_obj);
676 output.pointer = &out_obj;
677
678 status = acpi_evaluate_object(handle, name, NULL, &output);
679 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
680 *result = out_obj.integer.value;
681 return 0;
682 }
683
f6119b02 684 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
7f09c432
SP		 685
686 return -1;
687}
688
689static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
690 int *result)
691{
692 struct acpi_object_list params;
693 union acpi_object in_obj;
694 struct acpi_buffer output;
695 union acpi_object out_obj;
696 acpi_status status;
697
698 params.count = 1;
699 params.pointer = &in_obj;
700 in_obj.type = ACPI_TYPE_INTEGER;
701 in_obj.integer.value = value;
702
703 output.length = sizeof(out_obj);
704 output.pointer = &out_obj;
705
706 status = acpi_evaluate_object(handle, name, &params, &output);
707 if (status == AE_OK) {
708 if (result != NULL) {
709 if (out_obj.type != ACPI_TYPE_INTEGER) {
f6119b02 710 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
7f09c432
SP		 711 "return type\n");
712 return -1;
713 }
714 *result = out_obj.integer.value;
715 }
716 return 0;
717 }
718
f6119b02 719 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
7f09c432
SP		 720
721 return -1;
722}
723
badf26f0
MG		 724static int sony_find_snc_handle(int handle)
725{
726 int i;
727 int result;
728
729 for (i = 0x20; i < 0x30; i++) {
730 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
731 if (result == handle)
732 return i-0x20;
733 }
734
735 return -1;
736}
737
738static int sony_call_snc_handle(int handle, int argument, int *result)
739{
740 int offset = sony_find_snc_handle(handle);
741
742 if (offset < 0)
743 return -1;
744
745 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
746 result);
747}
748
156c221b 749/*
59b19106 750 * sony_nc_values input/output validate functions
156c221b
MD		 751 */
752
753/* brightness_default_validate:
754 *
755 * manipulate input output values to keep consistency with the
756 * backlight framework for which brightness values are 0-based.
757 */
758static int brightness_default_validate(const int direction, const int value)
759{
760 switch (direction) {
761 case SNC_VALIDATE_OUT:
762 return value - 1;
763 case SNC_VALIDATE_IN:
764 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
765 return value + 1;
766 }
767 return -EINVAL;
768}
769
770/* boolean_validate:
771 *
772 * on input validate boolean values 0/1, on output just pass the
773 * received value.
774 */
775static int boolean_validate(const int direction, const int value)
776{
777 if (direction == SNC_VALIDATE_IN) {
778 if (value != 0 && value != 1)
779 return -EINVAL;
780 }
781 return value;
782}
783
ed3aa4b7 784/*
59b19106 785 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 786 */
59b19106 787static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 788 char *buffer)
7f09c432 789{
7f09c432 790 int value;
59b19106 791 struct sony_nc_value *item =
792 container_of(attr, struct sony_nc_value, devattr);
7f09c432 793
ed3aa4b7 794 if (!*item->acpiget)
7f09c432
SP		 795 return -EIO;
796
59b19106 797 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
7f09c432
SP		 798 return -EIO;
799
156c221b
MD		 800 if (item->validate)
801 value = item->validate(SNC_VALIDATE_OUT, value);
802
ed3aa4b7 803 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 804}
805
59b19106 806static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 807 struct device_attribute *attr,
808 const char *buffer, size_t count)
7f09c432 809{
7f09c432 810 int value;
59b19106 811 struct sony_nc_value *item =
812 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 813
814 if (!item->acpiset)
815 return -EIO;
816
ed3aa4b7
MD		 817 if (count > 31)
818 return -EINVAL;
819
820 value = simple_strtoul(buffer, NULL, 10);
7f09c432 821
156c221b
MD		 822 if (item->validate)
823 value = item->validate(SNC_VALIDATE_IN, value);
824
825 if (value < 0)
826 return value;
7f09c432 827
59b19106 828 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
7f09c432 829 return -EIO;
3f4f461f
AM		 830 item->value = value;
831 item->valid = 1;
7f09c432
SP		 832 return count;
833}
834
ed3aa4b7 835
d78865cd
MD		 836/*
837 * Backlight device
838 */
839static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 840{
59b19106 841 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
321709c5 842 bd->props.brightness + 1, NULL);
d78865cd 843}
3f4f461f 844
d78865cd
MD		 845static int sony_backlight_get_brightness(struct backlight_device *bd)
846{
847 int value;
3f4f461f 848
59b19106 849 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
d78865cd
MD		 850 return 0;
851 /* brightness levels are 1-based, while backlight ones are 0-based */
852 return value - 1;
3f4f461f
AM		 853}
854
d78865cd 855static struct backlight_device *sony_backlight_device;
321709c5 856static struct backlight_ops sony_backlight_ops = {
a02d1c1d
LB		 857 .update_status = sony_backlight_update_status,
858 .get_brightness = sony_backlight_get_brightness,
d78865cd
MD		 859};
860
6315fd1c
MD		 861/*
862 * New SNC-only Vaios event mapping to driver known keys
863 */
864struct sony_nc_event {
865 u8 data;
866 u8 event;
867};
868
45c7942b 869static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 870 { 0x90, SONYPI_EVENT_PKEY_P1 },
871 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
6479efb6 872 { 0x91, SONYPI_EVENT_PKEY_P2 },
9b57896e 873 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 874 { 0x81, SONYPI_EVENT_FNKEY_F1 },
875 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
f5acf5e8
AV		 876 { 0x82, SONYPI_EVENT_FNKEY_F2 },
877 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
878 { 0x83, SONYPI_EVENT_FNKEY_F3 },
879 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
880 { 0x84, SONYPI_EVENT_FNKEY_F4 },
881 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 882 { 0x85, SONYPI_EVENT_FNKEY_F5 },
883 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
884 { 0x86, SONYPI_EVENT_FNKEY_F6 },
885 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
886 { 0x87, SONYPI_EVENT_FNKEY_F7 },
887 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 888 { 0x89, SONYPI_EVENT_FNKEY_F9 },
889 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 890 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
891 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
892 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
893 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 894 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
895 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
4f924ba5
MD		 896 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
897 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 898 { 0, 0 },
899};
900
45c7942b
MG		 901static struct sony_nc_event sony_127_events[] = {
902 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
903 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
904 { 0x82, SONYPI_EVENT_PKEY_P1 },
905 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
906 { 0x83, SONYPI_EVENT_PKEY_P2 },
907 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
908 { 0x84, SONYPI_EVENT_PKEY_P3 },
909 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
910 { 0x85, SONYPI_EVENT_PKEY_P4 },
911 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
912 { 0x86, SONYPI_EVENT_PKEY_P5 },
913 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
45c7942b
MG		 914 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
915 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
916 { 0, 0 },
917};
918
d78865cd
MD		 919/*
920 * ACPI callbacks
921 */
8037d6e6 922static void sony_nc_notify(struct acpi_device *device, u32 event)
7f09c432 923{
6315fd1c 924 u32 ev = event;
6315fd1c 925
9b57896e
MG		 926 if (ev >= 0x90) {
927 /* New-style event */
16dd55f3 928 int result;
45c7942b 929 int key_handle = 0;
9b57896e
MG		 930 ev -= 0x90;
931
45c7942b
MG		 932 if (sony_find_snc_handle(0x100) == ev)
933 key_handle = 0x100;
934 if (sony_find_snc_handle(0x127) == ev)
935 key_handle = 0x127;
936
6479efb6 937 if (key_handle) {
45c7942b 938 struct sony_nc_event *key_event;
9b57896e 939
16dd55f3 940 if (sony_call_snc_handle(key_handle, 0x200, &result)) {
8037d6e6 941 dprintk("sony_nc_notify, unable to decode"
45c7942b
MG		 942 " event 0x%.2x 0x%.2x\n", key_handle,
943 ev);
16dd55f3
MW		 944 /* restore the original event */
945 ev = event;
946 } else {
9b57896e
MG		 947 ev = result & 0xFF;
948
16dd55f3
MW		 949 if (key_handle == 0x100)
950 key_event = sony_100_events;
951 else
952 key_event = sony_127_events;
45c7942b 953
16dd55f3
MW		 954 for (; key_event->data; key_event++) {
955 if (key_event->data == ev) {
956 ev = key_event->event;
957 break;
958 }
9b57896e 959 }
6315fd1c 960
16dd55f3
MW		 961 if (!key_event->data)
962 printk(KERN_INFO DRV_PFX
963 "Unknown event: 0x%x 0x%x\n",
964 key_handle,
965 ev);
966 else
967 sony_laptop_report_input_event(ev);
45c7942b 968 }
d5a664a3 969 } else if (sony_find_snc_handle(sony_rfkill_handle) == ev) {
6cc056bc
MG		 970 sony_nc_rfkill_update();
971 return;
9b57896e 972 }
16dd55f3
MW		 973 } else
974 sony_laptop_report_input_event(ev);
badf26f0 975
8037d6e6 976 dprintk("sony_nc_notify, event: 0x%.2x\n", ev);
14e04fb3 977 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 978}
979
980static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
981 void *context, void **return_value)
982{
30823736 983 struct acpi_device_info *info;
7f09c432 984
15b8dd53 985 if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
30823736
LM		 986 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
987 (char *)&info->name, info->param_count);
988
15b8dd53 989 kfree(info);
30823736 990 }
7f09c432
SP		 991
992 return AE_OK;
993}
994
d78865cd
MD		 995/*
996 * ACPI device
997 */
badf26f0
MG		 998static int sony_nc_function_setup(struct acpi_device *device)
999{
1000 int result;
1001
1002 /* Enable all events */
1003 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
1004
1005 /* Setup hotkeys */
1006 sony_call_snc_handle(0x0100, 0, &result);
1007 sony_call_snc_handle(0x0101, 0, &result);
1008 sony_call_snc_handle(0x0102, 0x100, &result);
560e84ac 1009 sony_call_snc_handle(0x0127, 0, &result);
badf26f0
MG		 1010
1011 return 0;
1012}
1013
59b19106 1014static int sony_nc_resume(struct acpi_device *device)
d78865cd 1015{
59b19106 1016 struct sony_nc_value *item;
badf26f0 1017 acpi_handle handle;
d78865cd 1018
59b19106 1019 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1020 int ret;
1021
1022 if (!item->valid)
1023 continue;
59b19106 1024 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1025 item->value, NULL);
d78865cd 1026 if (ret < 0) {
6e574195 1027 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1028 break;
1029 }
1030 }
6315fd1c 1031
82734bfc
MG		 1032 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1033 &handle))) {
1034 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1035 dprintk("ECON Method failed\n");
1036 }
1037
badf26f0
MG		 1038 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1039 &handle))) {
1040 dprintk("Doing SNC setup\n");
1041 sony_nc_function_setup(device);
1042 }
1043
e84a02ba
MD		 1044 /* set the last requested brightness level */
1045 if (sony_backlight_device &&
c35d4b35 1046 sony_backlight_update_status(sony_backlight_device) < 0)
0ef9cff1 1047 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1048
a0d97d6c
AJ		 1049 /* re-read rfkill state */
1050 sony_nc_rfkill_update();
1051
d78865cd
MD		 1052 return 0;
1053}
1054
6cc056bc
MG		 1055static void sony_nc_rfkill_cleanup(void)
1056{
1057 int i;
1058
19d337df
JB		 1059 for (i = 0; i < N_SONY_RFKILL; i++) {
1060 if (sony_rfkill_devices[i]) {
6cc056bc 1061 rfkill_unregister(sony_rfkill_devices[i]);
19d337df
JB		 1062 rfkill_destroy(sony_rfkill_devices[i]);
1063 }
6cc056bc
MG		 1064 }
1065}
1066
19d337df 1067static int sony_nc_rfkill_set(void *data, bool blocked)
6cc056bc
MG		 1068{
1069 int result;
1070 int argument = sony_rfkill_address[(long) data] + 0x100;
1071
19d337df 1072 if (!blocked)
6cc056bc
MG		 1073 argument |= 0xff0000;
1074
d5a664a3 1075 return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
6cc056bc
MG		 1076}
1077
19d337df
JB		 1078static const struct rfkill_ops sony_rfkill_ops = {
1079 .set_block = sony_nc_rfkill_set,
1080};
6cc056bc 1081
19d337df
JB		 1082static int sony_nc_setup_rfkill(struct acpi_device *device,
1083 enum sony_nc_rfkill nc_type)
6cc056bc
MG		 1084{
1085 int err = 0;
19d337df
JB		 1086 struct rfkill *rfk;
1087 enum rfkill_type type;
1088 const char *name;
50fab076
AJ		 1089 int result;
1090 bool hwblock;
19d337df
JB		 1091
1092 switch (nc_type) {
1093 case SONY_WIFI:
1094 type = RFKILL_TYPE_WLAN;
1095 name = "sony-wifi";
1096 break;
1097 case SONY_BLUETOOTH:
1098 type = RFKILL_TYPE_BLUETOOTH;
1099 name = "sony-bluetooth";
1100 break;
1101 case SONY_WWAN:
1102 type = RFKILL_TYPE_WWAN;
1103 name = "sony-wwan";
1104 break;
1105 case SONY_WIMAX:
1106 type = RFKILL_TYPE_WIMAX;
1107 name = "sony-wimax";
1108 break;
1109 default:
1110 return -EINVAL;
53005a0a 1111 }
6cc056bc 1112
19d337df
JB		 1113 rfk = rfkill_alloc(name, &device->dev, type,
1114 &sony_rfkill_ops, (void *)nc_type);
1115 if (!rfk)
1116 return -ENOMEM;
6cc056bc 1117
d5a664a3 1118 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
50fab076
AJ		 1119 hwblock = !(result & 0x1);
1120 rfkill_set_hw_state(rfk, hwblock);
1121
19d337df
JB		 1122 err = rfkill_register(rfk);
1123 if (err) {
1124 rfkill_destroy(rfk);
1125 return err;
53005a0a 1126 }
19d337df 1127 sony_rfkill_devices[nc_type] = rfk;
6cc056bc
MG		 1128 return err;
1129}
1130
19d337df 1131static void sony_nc_rfkill_update()
6cc056bc 1132{
19d337df
JB		 1133 enum sony_nc_rfkill i;
1134 int result;
1135 bool hwblock;
6cc056bc 1136
d5a664a3 1137 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
19d337df 1138 hwblock = !(result & 0x1);
6cc056bc 1139
19d337df
JB		 1140 for (i = 0; i < N_SONY_RFKILL; i++) {
1141 int argument = sony_rfkill_address[i];
6cc056bc 1142
19d337df
JB		 1143 if (!sony_rfkill_devices[i])
1144 continue;
1145
1146 if (hwblock) {
e1f8a19e
JB		 1147 if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
1148 /* we already know we're blocked */
1149 }
19d337df 1150 continue;
6cc056bc 1151 }
19d337df 1152
d5a664a3 1153 sony_call_snc_handle(sony_rfkill_handle, argument, &result);
19d337df
JB		 1154 rfkill_set_states(sony_rfkill_devices[i],
1155 !(result & 0xf), false);
6cc056bc
MG		 1156 }
1157}
1158
528809c3 1159static void sony_nc_rfkill_setup(struct acpi_device *device)
6cc056bc 1160{
528809c3
MD		 1161 int offset;
1162 u8 dev_code, i;
1163 acpi_status status;
1164 struct acpi_object_list params;
1165 union acpi_object in_obj;
1166 union acpi_object *device_enum;
1167 struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
6cc056bc 1168
528809c3
MD		 1169 offset = sony_find_snc_handle(0x124);
1170 if (offset == -1) {
1171 offset = sony_find_snc_handle(0x135);
1172 if (offset == -1)
1173 return;
d5a664a3
MD		 1174 else
1175 sony_rfkill_handle = 0x135;
1176 } else
1177 sony_rfkill_handle = 0x124;
528809c3
MD		 1178 dprintk("Found rkfill handle: 0x%.4x\n", sony_rfkill_handle);
1179
1180 /* need to read the whole buffer returned by the acpi call to SN06
1181 * here otherwise we may miss some features
1182 */
1183 params.count = 1;
1184 params.pointer = &in_obj;
1185 in_obj.type = ACPI_TYPE_INTEGER;
1186 in_obj.integer.value = offset;
1187 status = acpi_evaluate_object(sony_nc_acpi_handle, "SN06", &params,
1188 &buffer);
1189 if (ACPI_FAILURE(status)) {
1190 dprintk("Radio device enumeration failed\n");
1191 return;
1192 }
6cc056bc 1193
528809c3
MD		 1194 device_enum = (union acpi_object *) buffer.pointer;
1195 if (!device_enum || device_enum->type != ACPI_TYPE_BUFFER) {
1196 printk(KERN_ERR "Invalid SN06 return object 0x%.2x\n",
1197 device_enum->type);
1198 goto out_no_enum;
6cc056bc
MG		 1199 }
1200
528809c3
MD		 1201 /* the buffer is filled with magic numbers describing the devices
1202 * available, 0xff terminates the enumeration
1203 */
c14973f9
DT		 1204 for (i = 0; i < device_enum->buffer.length; i++) {
1205
1206 dev_code = *(device_enum->buffer.pointer + i);
1207 if (dev_code == 0xff)
1208 break;
1209
528809c3 1210 dprintk("Radio devices, looking at 0x%.2x\n", dev_code);
6cc056bc 1211
528809c3
MD		 1212 if (dev_code == 0 && !sony_rfkill_devices[SONY_WIFI])
1213 sony_nc_setup_rfkill(device, SONY_WIFI);
1214
1215 if (dev_code == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
1216 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
1217
1218 if ((0xf0 & dev_code) == 0x20 &&
1219 !sony_rfkill_devices[SONY_WWAN])
1220 sony_nc_setup_rfkill(device, SONY_WWAN);
1221
1222 if (dev_code == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
1223 sony_nc_setup_rfkill(device, SONY_WIMAX);
1224 }
1225
1226out_no_enum:
1227 kfree(buffer.pointer);
1228 return;
6cc056bc
MG		 1229}
1230
59b19106 1231static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1232{
1233 acpi_status status;
8607c673 1234 int result = 0;
50f62afb 1235 acpi_handle handle;
56b8756b 1236 struct sony_nc_value *item;
7f09c432 1237
f6119b02 1238 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1239 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1240
59b19106 1241 sony_nc_acpi_device = device;
33a04454 1242 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1243
59b19106 1244 sony_nc_acpi_handle = device->handle;
7f09c432 1245
b25b732a
MD		 1246 /* read device status */
1247 result = acpi_bus_get_status(device);
1248 /* bail IFF the above call was successful and the device is not present */
1249 if (!result && !device->status.present) {
1250 dprintk("Device not present\n");
1251 result = -ENODEV;
1252 goto outwalk;
1253 }
1254
7f09c432 1255 if (debug) {
59b19106 1256 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
2263576c 1257 1, sony_walk_callback, NULL, NULL, NULL);
7f09c432 1258 if (ACPI_FAILURE(status)) {
f6119b02 1259 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1260 result = -ENODEV;
1261 goto outwalk;
1262 }
c561162f 1263 }
7f09c432 1264
82734bfc
MG		 1265 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1266 &handle))) {
1267 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1268 dprintk("ECON Method failed\n");
1269 }
1270
badf26f0
MG		 1271 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1272 &handle))) {
1273 dprintk("Doing SNC setup\n");
1274 sony_nc_function_setup(device);
6cc056bc 1275 sony_nc_rfkill_setup(device);
badf26f0
MG		 1276 }
1277
1549ee6f 1278 /* setup input devices and helper fifo */
2e4d242c 1279 result = sony_laptop_setup_input(device);
1549ee6f 1280 if (result) {
1281 printk(KERN_ERR DRV_PFX
ff07a53a 1282 "Unable to create input devices.\n");
1549ee6f 1283 goto outwalk;
1284 }
1285
38cfc148 1286 if (acpi_video_backlight_support()) {
3fedd90f 1287 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1288 "controlled by ACPI video driver\n");
1289 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1290 &handle))) {
50f62afb 1291 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1292 NULL,
321709c5 1293 &sony_backlight_ops);
7df03b82 1294
a02d1c1d 1295 if (IS_ERR(sony_backlight_device)) {
f6119b02 1296 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1297 sony_backlight_device = NULL;
321709c5
RP		 1298 } else {
1299 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1300 sony_backlight_get_brightness
1301 (sony_backlight_device);
2e4d242c 1302 sony_backlight_device->props.max_brightness =
321709c5
RP		 1303 SONY_MAX_BRIGHTNESS - 1;
1304 }
1305
50f62afb 1306 }
7f09c432 1307
49a11dea 1308 result = sony_pf_add();
1309 if (result)
ed3aa4b7 1310 goto outbacklight;
7f09c432 1311
56b8756b 1312 /* create sony_pf sysfs attributes related to the SNC device */
1313 for (item = sony_nc_values; item->name; ++item) {
1314
1315 if (!debug && item->debug)
1316 continue;
1317
1318 /* find the available acpiget as described in the DSDT */
1319 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1320 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1321 *item->acpiget,
1322 &handle))) {
b9a218b7 1323 dprintk("Found %s getter: %s\n",
1324 item->name, *item->acpiget);
56b8756b 1325 item->devattr.attr.mode |= S_IRUGO;
1326 break;
1327 }
1328 }
1329
1330 /* find the available acpiset as described in the DSDT */
1331 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1332 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1333 *item->acpiset,
1334 &handle))) {
b9a218b7 1335 dprintk("Found %s setter: %s\n",
1336 item->name, *item->acpiset);
56b8756b 1337 item->devattr.attr.mode |= S_IWUSR;
1338 break;
1339 }
1340 }
1341
1342 if (item->devattr.attr.mode != 0) {
1343 result =
1344 device_create_file(&sony_pf_device->dev,
1345 &item->devattr);
1346 if (result)
1347 goto out_sysfs;
1348 }
1349 }
1350
7f09c432
SP		 1351 return 0;
1352
56b8756b 1353 out_sysfs:
1354 for (item = sony_nc_values; item->name; ++item) {
1355 device_remove_file(&sony_pf_device->dev, &item->devattr);
1356 }
1357 sony_pf_remove();
1549ee6f 1358
a02d1c1d 1359 outbacklight:
7df03b82
MD		 1360 if (sony_backlight_device)
1361 backlight_device_unregister(sony_backlight_device);
1362
1549ee6f 1363 sony_laptop_remove_input();
1364
a02d1c1d 1365 outwalk:
6cc056bc 1366 sony_nc_rfkill_cleanup();
7f09c432
SP		 1367 return result;
1368}
1369
59b19106 1370static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432 1371{
56b8756b 1372 struct sony_nc_value *item;
7f09c432 1373
50f62afb
AG		 1374 if (sony_backlight_device)
1375 backlight_device_unregister(sony_backlight_device);
1376
59b19106 1377 sony_nc_acpi_device = NULL;
c561162f 1378
56b8756b 1379 for (item = sony_nc_values; item->name; ++item) {
1380 device_remove_file(&sony_pf_device->dev, &item->devattr);
1381 }
1382
1383 sony_pf_remove();
1549ee6f 1384 sony_laptop_remove_input();
6cc056bc 1385 sony_nc_rfkill_cleanup();
f6119b02 1386 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1387
1388 return 0;
1389}
1390
1ba90e3a
TR		 1391static const struct acpi_device_id sony_device_ids[] = {
1392 {SONY_NC_HID, 0},
1393 {SONY_PIC_HID, 0},
1394 {"", 0},
1395};
1396MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1397
1398static const struct acpi_device_id sony_nc_device_ids[] = {
1399 {SONY_NC_HID, 0},
1400 {"", 0},
1401};
1402
59b19106 1403static struct acpi_driver sony_nc_driver = {
1404 .name = SONY_NC_DRIVER_NAME,
1405 .class = SONY_NC_CLASS,
1ba90e3a 1406 .ids = sony_nc_device_ids,
33a04454 1407 .owner = THIS_MODULE,
a02d1c1d 1408 .ops = {
59b19106 1409 .add = sony_nc_add,
1410 .remove = sony_nc_remove,
1411 .resume = sony_nc_resume,
8037d6e6 1412 .notify = sony_nc_notify,
a02d1c1d 1413 },
3f4f461f
AM		 1414};
1415
33a04454 1416/*********** SPIC (SNY6001) Device ***********/
1417
1418#define SONYPI_DEVICE_TYPE1 0x00000001
1419#define SONYPI_DEVICE_TYPE2 0x00000002
1420#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1421#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1422
22a17780
MD		 1423#define SONYPI_TYPE1_OFFSET 0x04
1424#define SONYPI_TYPE2_OFFSET 0x12
1425#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1426
33a04454 1427struct sony_pic_ioport {
fd1caaed
MD		 1428 struct acpi_resource_io io1;
1429 struct acpi_resource_io io2;
33a04454 1430 struct list_head list;
1431};
1432
1433struct sony_pic_irq {
1434 struct acpi_resource_irq irq;
1435 struct list_head list;
1436};
1437
de920430
MD		 1438struct sonypi_eventtypes {
1439 u8 data;
1440 unsigned long mask;
1441 struct sonypi_event *events;
1442};
1443
31df7144
MD		 1444struct sony_pic_dev {
1445 struct acpi_device *acpi_dev;
1446 struct sony_pic_irq *cur_irq;
1447 struct sony_pic_ioport *cur_ioport;
1448 struct list_head interrupts;
1449 struct list_head ioports;
1450 struct mutex lock;
1451 struct sonypi_eventtypes *event_types;
1452 int (*handle_irq)(const u8, const u8);
de920430 1453 int model;
de920430 1454 u16 evport_offset;
31df7144
MD		 1455 u8 camera_power;
1456 u8 bluetooth_power;
1457 u8 wwan_power;
33a04454 1458};
1459
1460static struct sony_pic_dev spic_dev = {
1461 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1462 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1463};
1464
5e6f9725
AJ		 1465static int spic_drv_registered;
1466
33a04454 1467/* Event masks */
1468#define SONYPI_JOGGER_MASK 0x00000001
1469#define SONYPI_CAPTURE_MASK 0x00000002
1470#define SONYPI_FNKEY_MASK 0x00000004
1471#define SONYPI_BLUETOOTH_MASK 0x00000008
1472#define SONYPI_PKEY_MASK 0x00000010
1473#define SONYPI_BACK_MASK 0x00000020
1474#define SONYPI_HELP_MASK 0x00000040
1475#define SONYPI_LID_MASK 0x00000080
1476#define SONYPI_ZOOM_MASK 0x00000100
1477#define SONYPI_THUMBPHRASE_MASK 0x00000200
1478#define SONYPI_MEYE_MASK 0x00000400
1479#define SONYPI_MEMORYSTICK_MASK 0x00000800
1480#define SONYPI_BATTERY_MASK 0x00001000
1481#define SONYPI_WIRELESS_MASK 0x00002000
1482
1483struct sonypi_event {
1484 u8 data;
1485 u8 event;
1486};
1487
1488/* The set of possible button release events */
1489static struct sonypi_event sonypi_releaseev[] = {
1490 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1491 { 0, 0 }
1492};
1493
1494/* The set of possible jogger events */
1495static struct sonypi_event sonypi_joggerev[] = {
1496 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1497 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1498 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1499 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1500 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1501 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1502 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1503 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1504 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1505 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1506 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1507 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1508 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1509 { 0, 0 }
1510};
1511
1512/* The set of possible capture button events */
1513static struct sonypi_event sonypi_captureev[] = {
1514 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1515 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1516 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1517 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1518 { 0, 0 }
1519};
1520
1521/* The set of possible fnkeys events */
1522static struct sonypi_event sonypi_fnkeyev[] = {
1523 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1524 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1525 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1526 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1527 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1528 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1529 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1530 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1531 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1532 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1533 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1534 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1535 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1536 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1537 { 0x21, SONYPI_EVENT_FNKEY_1 },
1538 { 0x22, SONYPI_EVENT_FNKEY_2 },
1539 { 0x31, SONYPI_EVENT_FNKEY_D },
1540 { 0x32, SONYPI_EVENT_FNKEY_E },
1541 { 0x33, SONYPI_EVENT_FNKEY_F },
1542 { 0x34, SONYPI_EVENT_FNKEY_S },
1543 { 0x35, SONYPI_EVENT_FNKEY_B },
1544 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1545 { 0, 0 }
1546};
1547
1548/* The set of possible program key events */
1549static struct sonypi_event sonypi_pkeyev[] = {
1550 { 0x01, SONYPI_EVENT_PKEY_P1 },
1551 { 0x02, SONYPI_EVENT_PKEY_P2 },
1552 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1553 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1554 { 0, 0 }
1555};
1556
1557/* The set of possible bluetooth events */
1558static struct sonypi_event sonypi_blueev[] = {
1559 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1560 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1561 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1562 { 0, 0 }
1563};
1564
1565/* The set of possible wireless events */
1566static struct sonypi_event sonypi_wlessev[] = {
1567 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1568 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1569 { 0, 0 }
1570};
1571
1572/* The set of possible back button events */
1573static struct sonypi_event sonypi_backev[] = {
1574 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1575 { 0, 0 }
1576};
1577
1578/* The set of possible help button events */
1579static struct sonypi_event sonypi_helpev[] = {
1580 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1581 { 0, 0 }
1582};
1583
1584
1585/* The set of possible lid events */
1586static struct sonypi_event sonypi_lidev[] = {
1587 { 0x51, SONYPI_EVENT_LID_CLOSED },
1588 { 0x50, SONYPI_EVENT_LID_OPENED },
1589 { 0, 0 }
1590};
1591
1592/* The set of possible zoom events */
1593static struct sonypi_event sonypi_zoomev[] = {
1594 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1595 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1596 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1597 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1598 { 0, 0 }
1599};
1600
1601/* The set of possible thumbphrase events */
1602static struct sonypi_event sonypi_thumbphraseev[] = {
1603 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1604 { 0, 0 }
1605};
1606
1607/* The set of possible motioneye camera events */
1608static struct sonypi_event sonypi_meyeev[] = {
1609 { 0x00, SONYPI_EVENT_MEYE_FACE },
1610 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1611 { 0, 0 }
1612};
1613
1614/* The set of possible memorystick events */
1615static struct sonypi_event sonypi_memorystickev[] = {
1616 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1617 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1618 { 0, 0 }
1619};
1620
1621/* The set of possible battery events */
1622static struct sonypi_event sonypi_batteryev[] = {
1623 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1624 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1625 { 0, 0 }
1626};
1627
1cae7103
HJ		 1628/* The set of possible volume events */
1629static struct sonypi_event sonypi_volumeev[] = {
1630 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1631 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1632 { 0, 0 }
1633};
1634
1635/* The set of possible brightness events */
1636static struct sonypi_event sonypi_brightnessev[] = {
1637 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1638 { 0, 0 }
1639};
1640
de920430
MD		 1641static struct sonypi_eventtypes type1_events[] = {
1642 { 0, 0xffffffff, sonypi_releaseev },
1643 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1644 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1645 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1646 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1647 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1648 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1649 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1650 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1651 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1652 { 0 },
1653};
1654static struct sonypi_eventtypes type2_events[] = {
1655 { 0, 0xffffffff, sonypi_releaseev },
1656 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1657 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1658 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1659 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1660 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1661 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1662 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1663 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1664 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1665 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1666 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1667 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1668 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1669 { 0 },
1670};
1671static struct sonypi_eventtypes type3_events[] = {
1672 { 0, 0xffffffff, sonypi_releaseev },
1673 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1674 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1675 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1676 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1677 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1678 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1679 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1680 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1681 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1682 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1683 { 0 },
de920430
MD		 1684};
1685
3eb8749a 1686/* low level spic calls */
33a04454 1687#define ITERATIONS_LONG 10000
1688#define ITERATIONS_SHORT 10
1689#define wait_on_command(command, iterations) { \
1690 unsigned int n = iterations; \
1691 while (--n && (command)) \
1692 udelay(1); \
1693 if (!n) \
1694 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1695 __FILE__, __func__, __LINE__); \
33a04454 1696}
1697
1698static u8 sony_pic_call1(u8 dev)
1699{
1700 u8 v1, v2;
1701
fd1caaed 1702 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1703 ITERATIONS_LONG);
fd1caaed
MD		 1704 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1705 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1706 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1707 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1708 return v2;
1709}
1710
1711static u8 sony_pic_call2(u8 dev, u8 fn)
1712{
1713 u8 v1;
1714
fd1caaed 1715 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1716 ITERATIONS_LONG);
fd1caaed
MD		 1717 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1718 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1719 ITERATIONS_LONG);
fd1caaed
MD		 1720 outb(fn, spic_dev.cur_ioport->io1.minimum);
1721 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1722 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1723 return v1;
1724}
1725
49a11dea 1726static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1727{
1728 u8 v1;
1729
fd1caaed
MD		 1730 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1731 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1732 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1733 outb(fn, spic_dev.cur_ioport->io1.minimum);
1734 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1735 outb(v, spic_dev.cur_ioport->io1.minimum);
1736 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1737 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1738 dev, fn, v, v1);
49a11dea 1739 return v1;
1740}
1741
3eb8749a
MD		 1742/*
1743 * minidrivers for SPIC models
1744 */
e93c8a68 1745static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1746{
1747 /*
1748 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1749 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1750 * irq and we can read new data from the device:
1751 * - 0x5c and 0x5f requires 0xA0
1752 * - 0x61 requires 0xB3
1753 */
1754 if (data_mask == 0x31) {
1755 if (ev == 0x5c || ev == 0x5f)
1756 sony_pic_call1(0xA0);
1757 else if (ev == 0x61)
1758 sony_pic_call1(0xB3);
1759 return 0;
1760 }
1761 return 1;
1762}
1763
3eb8749a
MD		 1764static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1765{
1766 struct pci_dev *pcidev;
1767
1768 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1769 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1770 if (pcidev) {
31df7144
MD		 1771 dev->model = SONYPI_DEVICE_TYPE1;
1772 dev->evport_offset = SONYPI_TYPE1_OFFSET;
1773 dev->event_types = type1_events;
3eb8749a
MD		 1774 goto out;
1775 }
1776
1777 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1778 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1779 if (pcidev) {
31df7144
MD		 1780 dev->model = SONYPI_DEVICE_TYPE2;
1781 dev->evport_offset = SONYPI_TYPE2_OFFSET;
1782 dev->event_types = type2_events;
3eb8749a
MD		 1783 goto out;
1784 }
1785
1786 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1787 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1788 if (pcidev) {
31df7144
MD		 1789 dev->model = SONYPI_DEVICE_TYPE3;
1790 dev->handle_irq = type3_handle_irq;
1791 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1792 dev->event_types = type3_events;
3eb8749a
MD		 1793 goto out;
1794 }
1795
1796 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1797 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1798 if (pcidev) {
31df7144
MD		 1799 dev->model = SONYPI_DEVICE_TYPE3;
1800 dev->handle_irq = type3_handle_irq;
1801 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1802 dev->event_types = type3_events;
3eb8749a
MD		 1803 goto out;
1804 }
1805
d5b02695
IM		 1806 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1807 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1808 if (pcidev) {
31df7144
MD		 1809 dev->model = SONYPI_DEVICE_TYPE3;
1810 dev->handle_irq = type3_handle_irq;
1811 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1812 dev->event_types = type3_events;
d5b02695
IM		 1813 goto out;
1814 }
1815
3eb8749a 1816 /* default */
31df7144
MD		 1817 dev->model = SONYPI_DEVICE_TYPE2;
1818 dev->evport_offset = SONYPI_TYPE2_OFFSET;
1819 dev->event_types = type2_events;
3eb8749a
MD		 1820
1821out:
1822 if (pcidev)
1823 pci_dev_put(pcidev);
1824
1825 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
31df7144
MD		 1826 dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
1827 dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1828}
1829
49a11dea 1830/* camera tests and poweron/poweroff */
1831#define SONYPI_CAMERA_PICTURE 5
49a11dea 1832#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1833
1834#define SONYPI_CAMERA_BRIGHTNESS 0
1835#define SONYPI_CAMERA_CONTRAST 1
1836#define SONYPI_CAMERA_HUE 2
1837#define SONYPI_CAMERA_COLOR 3
1838#define SONYPI_CAMERA_SHARPNESS 4
1839
1840#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1841#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1842#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1843#define SONYPI_CAMERA_MUTE_MASK 0x40
1844
1845/* the rest don't need a loop until not 0xff */
1846#define SONYPI_CAMERA_AGC 6
1847#define SONYPI_CAMERA_AGC_MASK 0x30
1848#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1849
1850#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1851#define SONYPI_CAMERA_CONTROL 0x10
1852
1853#define SONYPI_CAMERA_STATUS 7
1854#define SONYPI_CAMERA_STATUS_READY 0x2
1855#define SONYPI_CAMERA_STATUS_POSITION 0x4
1856
1857#define SONYPI_DIRECTION_BACKWARDS 0x4
1858
1859#define SONYPI_CAMERA_REVISION 8
1860#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1861
9f9f0761 1862static int __sony_pic_camera_ready(void)
49a11dea 1863{
1864 u8 v;
1865
1866 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1867 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1868}
1869
e364632e 1870static int __sony_pic_camera_off(void)
49a11dea 1871{
5f3d2898 1872 if (!camera) {
1873 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1874 return -ENODEV;
1875 }
1876
49a11dea 1877 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1878 SONYPI_CAMERA_MUTE_MASK),
1879 ITERATIONS_SHORT);
1880
5f3d2898 1881 if (spic_dev.camera_power) {
1882 sony_pic_call2(0x91, 0);
1883 spic_dev.camera_power = 0;
1884 }
1885 return 0;
49a11dea 1886}
1887
e364632e 1888static int __sony_pic_camera_on(void)
49a11dea 1889{
5f3d2898 1890 int i, j, x;
1891
1892 if (!camera) {
1893 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1894 return -ENODEV;
1895 }
49a11dea 1896
1897 if (spic_dev.camera_power)
e364632e 1898 return 0;
49a11dea 1899
1900 for (j = 5; j > 0; j--) {
1901
5f3d2898 1902 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1903 msleep(10);
1904 sony_pic_call1(0x93);
1905
1906 for (i = 400; i > 0; i--) {
9f9f0761 1907 if (__sony_pic_camera_ready())
49a11dea 1908 break;
1909 msleep(10);
1910 }
1911 if (i)
1912 break;
1913 }
1914
1915 if (j == 0) {
5f3d2898 1916 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1917 return -ENODEV;
49a11dea 1918 }
1919
1920 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1921 0x5a),
1922 ITERATIONS_SHORT);
1923
1924 spic_dev.camera_power = 1;
5f3d2898 1925 return 0;
49a11dea 1926}
1927
e364632e 1928/* External camera command (exported to the motion eye v4l driver) */
1929int sony_pic_camera_command(int command, u8 value)
1930{
1931 if (!camera)
1932 return -EIO;
1933
1934 mutex_lock(&spic_dev.lock);
1935
1936 switch (command) {
1ce82c14 1937 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1938 if (value)
1939 __sony_pic_camera_on();
1940 else
1941 __sony_pic_camera_off();
1942 break;
1ce82c14 1943 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1944 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1945 ITERATIONS_SHORT);
1946 break;
1ce82c14 1947 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1948 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1949 ITERATIONS_SHORT);
1950 break;
1ce82c14 1951 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1952 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1953 ITERATIONS_SHORT);
1954 break;
1ce82c14 1955 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1956 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1957 ITERATIONS_SHORT);
1958 break;
1ce82c14 1959 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1960 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1961 ITERATIONS_SHORT);
1962 break;
1ce82c14 1963 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1964 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1965 ITERATIONS_SHORT);
1966 break;
1ce82c14 1967 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1968 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1969 ITERATIONS_SHORT);
1970 break;
1971 default:
1972 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1973 command);
1974 break;
1975 }
1976 mutex_unlock(&spic_dev.lock);
1977 return 0;
1978}
1979EXPORT_SYMBOL(sony_pic_camera_command);
1980
9476cdfa 1981/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 1982static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 1983{
1984 state = !!state;
c9f1e6f6 1985 if (spic_dev.wwan_power == state)
9476cdfa 1986 return;
9476cdfa 1987 sony_pic_call2(0xB0, state);
3ad1b761 1988 sony_pic_call1(0x82);
9476cdfa 1989 spic_dev.wwan_power = state;
9476cdfa 1990}
1991
1992static ssize_t sony_pic_wwanpower_store(struct device *dev,
1993 struct device_attribute *attr,
1994 const char *buffer, size_t count)
1995{
1996 unsigned long value;
1997 if (count > 31)
1998 return -EINVAL;
1999
2000 value = simple_strtoul(buffer, NULL, 10);
c9f1e6f6
MD		 2001 mutex_lock(&spic_dev.lock);
2002 __sony_pic_set_wwanpower(value);
2003 mutex_unlock(&spic_dev.lock);
9476cdfa 2004
2005 return count;
2006}
2007
2008static ssize_t sony_pic_wwanpower_show(struct device *dev,
2009 struct device_attribute *attr, char *buffer)
2010{
2011 ssize_t count;
2012 mutex_lock(&spic_dev.lock);
2013 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2014 mutex_unlock(&spic_dev.lock);
2015 return count;
2016}
2017
49a11dea 2018/* bluetooth subsystem power state */
9f9f0761 2019static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 2020{
2021 state = !!state;
2022 if (spic_dev.bluetooth_power == state)
2023 return;
2024 sony_pic_call2(0x96, state);
2025 sony_pic_call1(0x82);
2026 spic_dev.bluetooth_power = state;
2027}
2028
2029static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2030 struct device_attribute *attr,
2031 const char *buffer, size_t count)
2032{
2033 unsigned long value;
2034 if (count > 31)
2035 return -EINVAL;
2036
2037 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2038 mutex_lock(&spic_dev.lock);
2039 __sony_pic_set_bluetoothpower(value);
2040 mutex_unlock(&spic_dev.lock);
49a11dea 2041
2042 return count;
2043}
2044
2045static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2046 struct device_attribute *attr, char *buffer)
2047{
9f9f0761 2048 ssize_t count = 0;
2049 mutex_lock(&spic_dev.lock);
2050 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2051 mutex_unlock(&spic_dev.lock);
2052 return count;
49a11dea 2053}
2054
2055/* fan speed */
2056/* FAN0 information (reverse engineered from ACPI tables) */
2057#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2058static int sony_pic_set_fanspeed(unsigned long value)
2059{
2060 return ec_write(SONY_PIC_FAN0_STATUS, value);
2061}
2062
2063static int sony_pic_get_fanspeed(u8 *value)
2064{
2065 return ec_read(SONY_PIC_FAN0_STATUS, value);
2066}
2067
49a11dea 2068static ssize_t sony_pic_fanspeed_store(struct device *dev,
2069 struct device_attribute *attr,
2070 const char *buffer, size_t count)
2071{
2072 unsigned long value;
2073 if (count > 31)
2074 return -EINVAL;
2075
2076 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2077 if (sony_pic_set_fanspeed(value))
49a11dea 2078 return -EIO;
2079
2080 return count;
2081}
2082
2083static ssize_t sony_pic_fanspeed_show(struct device *dev,
2084 struct device_attribute *attr, char *buffer)
2085{
2086 u8 value = 0;
7b153f36 2087 if (sony_pic_get_fanspeed(&value))
49a11dea 2088 return -EIO;
2089
2090 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2091}
2092
2093#define SPIC_ATTR(_name, _mode) \
2094struct device_attribute spic_attr_##_name = __ATTR(_name, \
2095 _mode, sony_pic_## _name ##_show, \
2096 sony_pic_## _name ##_store)
2097
49a11dea 2098static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2099static SPIC_ATTR(wwanpower, 0644);
49a11dea 2100static SPIC_ATTR(fanspeed, 0644);
2101
2102static struct attribute *spic_attributes[] = {
49a11dea 2103 &spic_attr_bluetoothpower.attr,
9476cdfa 2104 &spic_attr_wwanpower.attr,
49a11dea 2105 &spic_attr_fanspeed.attr,
2106 NULL
2107};
2108
2109static struct attribute_group spic_attribute_group = {
2110 .attrs = spic_attributes
2111};
2112
7b153f36 2113/******** SONYPI compatibility **********/
a64e62a0 2114#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2115
2116/* battery / brightness / temperature addresses */
2117#define SONYPI_BAT_FLAGS 0x81
2118#define SONYPI_LCD_LIGHT 0x96
2119#define SONYPI_BAT1_PCTRM 0xa0
2120#define SONYPI_BAT1_LEFT 0xa2
2121#define SONYPI_BAT1_MAXRT 0xa4
2122#define SONYPI_BAT2_PCTRM 0xa8
2123#define SONYPI_BAT2_LEFT 0xaa
2124#define SONYPI_BAT2_MAXRT 0xac
2125#define SONYPI_BAT1_MAXTK 0xb0
2126#define SONYPI_BAT1_FULL 0xb2
2127#define SONYPI_BAT2_MAXTK 0xb8
2128#define SONYPI_BAT2_FULL 0xba
2129#define SONYPI_TEMP_STATUS 0xC1
2130
2131struct sonypi_compat_s {
2132 struct fasync_struct *fifo_async;
45465487 2133 struct kfifo fifo;
7b153f36 2134 spinlock_t fifo_lock;
2135 wait_queue_head_t fifo_proc_list;
2136 atomic_t open_count;
2137};
2138static struct sonypi_compat_s sonypi_compat = {
2139 .open_count = ATOMIC_INIT(0),
2140};
2141
2142static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2143{
60aa4924 2144 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 2145}
2146
2147static int sonypi_misc_release(struct inode *inode, struct file *file)
2148{
7b153f36 2149 atomic_dec(&sonypi_compat.open_count);
2150 return 0;
2151}
2152
2153static int sonypi_misc_open(struct inode *inode, struct file *file)
2154{
2155 /* Flush input queue on first open */
4ef4cbb3
AIB		 2156 unsigned long flags;
2157
45465487 2158 spin_lock_irqsave(&sonypi_compat.fifo_lock, flags);
4ef4cbb3 2159
7b153f36 2160 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
e64c026d 2161 kfifo_reset(&sonypi_compat.fifo);
4ef4cbb3 2162
45465487 2163 spin_unlock_irqrestore(&sonypi_compat.fifo_lock, flags);
4ef4cbb3 2164
7b153f36 2165 return 0;
2166}
2167
2168static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2169 size_t count, loff_t *pos)
2170{
2171 ssize_t ret;
2172 unsigned char c;
2173
45465487 2174 if ((kfifo_len(&sonypi_compat.fifo) == 0) &&
7b153f36 2175 (file->f_flags & O_NONBLOCK))
2176 return -EAGAIN;
2177
2178 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
45465487 2179 kfifo_len(&sonypi_compat.fifo) != 0);
7b153f36 2180 if (ret)
2181 return ret;
2182
2183 while (ret < count &&
7acd72eb 2184 (kfifo_out_locked(&sonypi_compat.fifo, &c, sizeof(c),
c1e13f25 2185 &sonypi_compat.fifo_lock) == sizeof(c))) {
7b153f36 2186 if (put_user(c, buf++))
2187 return -EFAULT;
2188 ret++;
2189 }
2190
2191 if (ret > 0) {
2192 struct inode *inode = file->f_path.dentry->d_inode;
2193 inode->i_atime = current_fs_time(inode->i_sb);
2194 }
2195
2196 return ret;
2197}
2198
2199static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2200{
2201 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
45465487 2202 if (kfifo_len(&sonypi_compat.fifo))
7b153f36 2203 return POLLIN | POLLRDNORM;
2204 return 0;
2205}
2206
2207static int ec_read16(u8 addr, u16 *value)
2208{
2209 u8 val_lb, val_hb;
2210 if (ec_read(addr, &val_lb))
2211 return -1;
2212 if (ec_read(addr + 1, &val_hb))
2213 return -1;
2214 *value = val_lb | (val_hb << 8);
2215 return 0;
2216}
2217
2b24ef09
AC		 2218static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2219 unsigned long arg)
7b153f36 2220{
2221 int ret = 0;
2222 void __user *argp = (void __user *)arg;
2223 u8 val8;
2224 u16 val16;
2225 int value;
2226
9f9f0761 2227 mutex_lock(&spic_dev.lock);
7b153f36 2228 switch (cmd) {
2229 case SONYPI_IOCGBRT:
2230 if (sony_backlight_device == NULL) {
2231 ret = -EIO;
2232 break;
2233 }
2234 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2235 ret = -EIO;
2236 break;
2237 }
2238 val8 = ((value & 0xff) - 1) << 5;
2239 if (copy_to_user(argp, &val8, sizeof(val8)))
2240 ret = -EFAULT;
2241 break;
2242 case SONYPI_IOCSBRT:
2243 if (sony_backlight_device == NULL) {
2244 ret = -EIO;
2245 break;
2246 }
2247 if (copy_from_user(&val8, argp, sizeof(val8))) {
2248 ret = -EFAULT;
2249 break;
2250 }
2251 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2252 (val8 >> 5) + 1, NULL)) {
2253 ret = -EIO;
2254 break;
2255 }
2256 /* sync the backlight device status */
2257 sony_backlight_device->props.brightness =
2258 sony_backlight_get_brightness(sony_backlight_device);
2259 break;
2260 case SONYPI_IOCGBAT1CAP:
2261 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2262 ret = -EIO;
2263 break;
2264 }
2265 if (copy_to_user(argp, &val16, sizeof(val16)))
2266 ret = -EFAULT;
2267 break;
2268 case SONYPI_IOCGBAT1REM:
2269 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2270 ret = -EIO;
2271 break;
2272 }
2273 if (copy_to_user(argp, &val16, sizeof(val16)))
2274 ret = -EFAULT;
2275 break;
2276 case SONYPI_IOCGBAT2CAP:
2277 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2278 ret = -EIO;
2279 break;
2280 }
2281 if (copy_to_user(argp, &val16, sizeof(val16)))
2282 ret = -EFAULT;
2283 break;
2284 case SONYPI_IOCGBAT2REM:
2285 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2286 ret = -EIO;
2287 break;
2288 }
2289 if (copy_to_user(argp, &val16, sizeof(val16)))
2290 ret = -EFAULT;
2291 break;
2292 case SONYPI_IOCGBATFLAGS:
2293 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2294 ret = -EIO;
2295 break;
2296 }
2297 val8 &= 0x07;
2298 if (copy_to_user(argp, &val8, sizeof(val8)))
2299 ret = -EFAULT;
2300 break;
2301 case SONYPI_IOCGBLUE:
2302 val8 = spic_dev.bluetooth_power;
2303 if (copy_to_user(argp, &val8, sizeof(val8)))
2304 ret = -EFAULT;
2305 break;
2306 case SONYPI_IOCSBLUE:
2307 if (copy_from_user(&val8, argp, sizeof(val8))) {
2308 ret = -EFAULT;
2309 break;
2310 }
9f9f0761 2311 __sony_pic_set_bluetoothpower(val8);
7b153f36 2312 break;
2313 /* FAN Controls */
2314 case SONYPI_IOCGFAN:
2315 if (sony_pic_get_fanspeed(&val8)) {
2316 ret = -EIO;
2317 break;
2318 }
2319 if (copy_to_user(argp, &val8, sizeof(val8)))
2320 ret = -EFAULT;
2321 break;
2322 case SONYPI_IOCSFAN:
2323 if (copy_from_user(&val8, argp, sizeof(val8))) {
2324 ret = -EFAULT;
2325 break;
2326 }
2327 if (sony_pic_set_fanspeed(val8))
2328 ret = -EIO;
2329 break;
2330 /* GET Temperature (useful under APM) */
2331 case SONYPI_IOCGTEMP:
2332 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2333 ret = -EIO;
2334 break;
2335 }
2336 if (copy_to_user(argp, &val8, sizeof(val8)))
2337 ret = -EFAULT;
2338 break;
2339 default:
2340 ret = -EINVAL;
2341 }
9f9f0761 2342 mutex_unlock(&spic_dev.lock);
7b153f36 2343 return ret;
2344}
2345
2346static const struct file_operations sonypi_misc_fops = {
2347 .owner = THIS_MODULE,
2348 .read = sonypi_misc_read,
2349 .poll = sonypi_misc_poll,
2350 .open = sonypi_misc_open,
2351 .release = sonypi_misc_release,
2352 .fasync = sonypi_misc_fasync,
2b24ef09 2353 .unlocked_ioctl = sonypi_misc_ioctl,
7b153f36 2354};
2355
2356static struct miscdevice sonypi_misc_device = {
2357 .minor = MISC_DYNAMIC_MINOR,
2358 .name = "sonypi",
2359 .fops = &sonypi_misc_fops,
2360};
2361
2362static void sonypi_compat_report_event(u8 event)
2363{
7acd72eb 2364 kfifo_in_locked(&sonypi_compat.fifo, (unsigned char *)&event,
c1e13f25 2365 sizeof(event), &sonypi_compat.fifo_lock);
7b153f36 2366 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2367 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2368}
2369
2370static int sonypi_compat_init(void)
2371{
2372 int error;
2373
2374 spin_lock_init(&sonypi_compat.fifo_lock);
45465487 2375 error =
c1e13f25 2376 kfifo_alloc(&sonypi_compat.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
45465487 2377 if (error) {
7b153f36 2378 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
45465487 2379 return error;
7b153f36 2380 }
2381
2382 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2383
2384 if (minor != -1)
2385 sonypi_misc_device.minor = minor;
2386 error = misc_register(&sonypi_misc_device);
2387 if (error) {
2388 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2389 goto err_free_kfifo;
2390 }
2391 if (minor == -1)
5f3d2898 2392 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2393 sonypi_misc_device.minor);
2394
2395 return 0;
2396
2397err_free_kfifo:
45465487 2398 kfifo_free(&sonypi_compat.fifo);
7b153f36 2399 return error;
2400}
2401
2402static void sonypi_compat_exit(void)
2403{
2404 misc_deregister(&sonypi_misc_device);
45465487 2405 kfifo_free(&sonypi_compat.fifo);
7b153f36 2406}
2407#else
2408static int sonypi_compat_init(void) { return 0; }
2409static void sonypi_compat_exit(void) { }
2410static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2411#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2412
1549ee6f 2413/*
33a04454 2414 * ACPI callbacks
1549ee6f 2415 */
33a04454 2416static acpi_status
2417sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2418{
2419 u32 i;
2420 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2421
2422 switch (resource->type) {
2423 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2424 {
2425 /* start IO enumeration */
2426 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2427 if (!ioport)
2428 return AE_ERROR;
2429
2430 list_add(&ioport->list, &dev->ioports);
2431 return AE_OK;
2432 }
2433
33a04454 2434 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2435 /* end IO enumeration */
33a04454 2436 return AE_OK;
2437
2438 case ACPI_RESOURCE_TYPE_IRQ:
2439 {
2440 struct acpi_resource_irq *p = &resource->data.irq;
2441 struct sony_pic_irq *interrupt = NULL;
2442 if (!p || !p->interrupt_count) {
2443 /*
2444 * IRQ descriptors may have no IRQ# bits set,
2445 * particularly those those w/ _STA disabled
2446 */
2447 dprintk("Blank IRQ resource\n");
2448 return AE_OK;
2449 }
2450 for (i = 0; i < p->interrupt_count; i++) {
2451 if (!p->interrupts[i]) {
2452 printk(KERN_WARNING DRV_PFX
2453 "Invalid IRQ %d\n",
2454 p->interrupts[i]);
2455 continue;
2456 }
2457 interrupt = kzalloc(sizeof(*interrupt),
2458 GFP_KERNEL);
2459 if (!interrupt)
2460 return AE_ERROR;
2461
fd1caaed 2462 list_add(&interrupt->list, &dev->interrupts);
33a04454 2463 interrupt->irq.triggering = p->triggering;
2464 interrupt->irq.polarity = p->polarity;
2465 interrupt->irq.sharable = p->sharable;
2466 interrupt->irq.interrupt_count = 1;
2467 interrupt->irq.interrupts[0] = p->interrupts[i];
2468 }
2469 return AE_OK;
2470 }
2471 case ACPI_RESOURCE_TYPE_IO:
2472 {
2473 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2474 struct sony_pic_ioport *ioport =
2475 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2476 if (!io) {
2477 dprintk("Blank IO resource\n");
2478 return AE_OK;
2479 }
2480
fd1caaed
MD		 2481 if (!ioport->io1.minimum) {
2482 memcpy(&ioport->io1, io, sizeof(*io));
2483 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2484 ioport->io1.address_length);
2485 }
2486 else if (!ioport->io2.minimum) {
2487 memcpy(&ioport->io2, io, sizeof(*io));
2488 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2489 ioport->io2.address_length);
2490 }
2491 else {
2492 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2493 return AE_ERROR;
fd1caaed 2494 }
33a04454 2495 return AE_OK;
2496 }
2497 default:
2498 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2499 resource->type);
2500
2501 case ACPI_RESOURCE_TYPE_END_TAG:
2502 return AE_OK;
2503 }
2504 return AE_CTRL_TERMINATE;
2505}
2506
2507static int sony_pic_possible_resources(struct acpi_device *device)
2508{
2509 int result = 0;
2510 acpi_status status = AE_OK;
2511
2512 if (!device)
2513 return -EINVAL;
2514
2515 /* get device status */
2516 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2517 dprintk("Evaluating _STA\n");
2518 result = acpi_bus_get_status(device);
2519 if (result) {
2520 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2521 goto end;
2522 }
2523
2524 if (!device->status.enabled)
2525 dprintk("Device disabled\n");
2526 else
2527 dprintk("Device enabled\n");
2528
2529 /*
2530 * Query and parse 'method'
2531 */
2532 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2533 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2534 sony_pic_read_possible_resource, &spic_dev);
2535 if (ACPI_FAILURE(status)) {
2536 printk(KERN_WARNING DRV_PFX
2537 "Failure evaluating %s\n",
2538 METHOD_NAME__PRS);
2539 result = -ENODEV;
2540 }
2541end:
2542 return result;
2543}
2544
2545/*
2546 * Disable the spic device by calling its _DIS method
2547 */
2548static int sony_pic_disable(struct acpi_device *device)
2549{
6158d3a2
MG		 2550 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2551 NULL);
2552
2553 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2554 return -ENXIO;
2555
2556 dprintk("Device disabled\n");
2557 return 0;
2558}
2559
2560
2561/*
2562 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2563 *
2564 * Call _SRS to set current resources
2565 */
2566static int sony_pic_enable(struct acpi_device *device,
2567 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2568{
2569 acpi_status status;
2570 int result = 0;
fd1caaed
MD		 2571 /* Type 1 resource layout is:
2572 * IO
2573 * IO
2574 * IRQNoFlags
2575 * End
2576 *
2577 * Type 2 and 3 resource layout is:
2578 * IO
2579 * IRQNoFlags
2580 * End
2581 */
33a04454 2582 struct {
fd1caaed
MD		 2583 struct acpi_resource res1;
2584 struct acpi_resource res2;
2585 struct acpi_resource res3;
2586 struct acpi_resource res4;
33a04454 2587 } *resource;
2588 struct acpi_buffer buffer = { 0, NULL };
2589
2590 if (!ioport || !irq)
2591 return -EINVAL;
2592
2593 /* init acpi_buffer */
2594 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2595 if (!resource)
2596 return -ENOMEM;
2597
2598 buffer.length = sizeof(*resource) + 1;
2599 buffer.pointer = resource;
2600
fd1caaed 2601 /* setup Type 1 resources */
31df7144 2602 if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
33a04454 2603
fd1caaed
MD		 2604 /* setup io resources */
2605 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2606 resource->res1.length = sizeof(struct acpi_resource);
2607 memcpy(&resource->res1.data.io, &ioport->io1,
2608 sizeof(struct acpi_resource_io));
33a04454 2609
fd1caaed
MD		 2610 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2611 resource->res2.length = sizeof(struct acpi_resource);
2612 memcpy(&resource->res2.data.io, &ioport->io2,
2613 sizeof(struct acpi_resource_io));
2614
2615 /* setup irq resource */
2616 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2617 resource->res3.length = sizeof(struct acpi_resource);
2618 memcpy(&resource->res3.data.irq, &irq->irq,
2619 sizeof(struct acpi_resource_irq));
2620 /* we requested a shared irq */
2621 resource->res3.data.irq.sharable = ACPI_SHARED;
2622
2623 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2624
2625 }
2626 /* setup Type 2/3 resources */
2627 else {
2628 /* setup io resource */
2629 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2630 resource->res1.length = sizeof(struct acpi_resource);
2631 memcpy(&resource->res1.data.io, &ioport->io1,
2632 sizeof(struct acpi_resource_io));
2633
2634 /* setup irq resource */
2635 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2636 resource->res2.length = sizeof(struct acpi_resource);
2637 memcpy(&resource->res2.data.irq, &irq->irq,
2638 sizeof(struct acpi_resource_irq));
2639 /* we requested a shared irq */
2640 resource->res2.data.irq.sharable = ACPI_SHARED;
2641
2642 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2643 }
33a04454 2644
2645 /* Attempt to set the resource */
2646 dprintk("Evaluating _SRS\n");
2647 status = acpi_set_current_resources(device->handle, &buffer);
2648
2649 /* check for total failure */
2650 if (ACPI_FAILURE(status)) {
fd1caaed 2651 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2652 result = -ENODEV;
2653 goto end;
2654 }
2655
2656 /* Necessary device initializations calls (from sonypi) */
2657 sony_pic_call1(0x82);
2658 sony_pic_call2(0x81, 0xff);
2659 sony_pic_call1(compat ? 0x92 : 0x82);
2660
2661end:
2662 kfree(resource);
2663 return result;
2664}
2665
2666/*****************
2667 *
2668 * ISR: some event is available
2669 *
2670 *****************/
2671static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2672{
2673 int i, j;
33a04454 2674 u8 ev = 0;
2675 u8 data_mask = 0;
2676 u8 device_event = 0;
2677
2678 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2679
fd1caaed
MD		 2680 ev = inb_p(dev->cur_ioport->io1.minimum);
2681 if (dev->cur_ioport->io2.minimum)
2682 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2683 else
de920430 2684 data_mask = inb_p(dev->cur_ioport->io1.minimum +
31df7144 2685 dev->evport_offset);
33a04454 2686
22a17780 2687 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430 2688 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 2689 dev->evport_offset);
33a04454 2690
2691 if (ev == 0x00 || ev == 0xff)
2692 return IRQ_HANDLED;
2693
31df7144 2694 for (i = 0; dev->event_types[i].mask; i++) {
33a04454 2695
31df7144
MD		 2696 if ((data_mask & dev->event_types[i].data) !=
2697 dev->event_types[i].data)
33a04454 2698 continue;
2699
31df7144 2700 if (!(mask & dev->event_types[i].mask))
33a04454 2701 continue;
2702
31df7144
MD		 2703 for (j = 0; dev->event_types[i].events[j].event; j++) {
2704 if (ev == dev->event_types[i].events[j].data) {
33a04454 2705 device_event =
31df7144 2706 dev->event_types[i].events[j].event;
33a04454 2707 goto found;
2708 }
2709 }
2710 }
3eb8749a
MD		 2711 /* Still not able to decode the event try to pass
2712 * it over to the minidriver
2713 */
31df7144 2714 if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
3eb8749a
MD		 2715 return IRQ_HANDLED;
2716
de920430
MD		 2717 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2718 ev, data_mask, dev->cur_ioport->io1.minimum,
31df7144 2719 dev->evport_offset);
33a04454 2720 return IRQ_HANDLED;
2721
2722found:
1549ee6f 2723 sony_laptop_report_input_event(device_event);
de920430 2724 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2725 sonypi_compat_report_event(device_event);
33a04454 2726
2727 return IRQ_HANDLED;
2728}
2729
2730/*****************
2731 *
2732 * ACPI driver
2733 *
2734 *****************/
2735static int sony_pic_remove(struct acpi_device *device, int type)
2736{
2737 struct sony_pic_ioport *io, *tmp_io;
2738 struct sony_pic_irq *irq, *tmp_irq;
2739
2740 if (sony_pic_disable(device)) {
2741 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2742 return -ENXIO;
2743 }
2744
2745 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2746 release_region(spic_dev.cur_ioport->io1.minimum,
2747 spic_dev.cur_ioport->io1.address_length);
2748 if (spic_dev.cur_ioport->io2.minimum)
2749 release_region(spic_dev.cur_ioport->io2.minimum,
2750 spic_dev.cur_ioport->io2.address_length);
33a04454 2751
015a916f
MD		 2752 sonypi_compat_exit();
2753
1549ee6f 2754 sony_laptop_remove_input();
33a04454 2755
49a11dea 2756 /* pf attrs */
2757 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2758 sony_pf_remove();
2759
33a04454 2760 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2761 list_del(&io->list);
2762 kfree(io);
2763 }
2764 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2765 list_del(&irq->list);
2766 kfree(irq);
2767 }
2768 spic_dev.cur_ioport = NULL;
2769 spic_dev.cur_irq = NULL;
2770
f6119b02 2771 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2772 return 0;
2773}
2774
2775static int sony_pic_add(struct acpi_device *device)
2776{
2777 int result;
2778 struct sony_pic_ioport *io, *tmp_io;
2779 struct sony_pic_irq *irq, *tmp_irq;
2780
f6119b02 2781 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2782 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2783
2784 spic_dev.acpi_dev = device;
2785 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2786 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2787 mutex_init(&spic_dev.lock);
33a04454 2788
2789 /* read _PRS resources */
2790 result = sony_pic_possible_resources(device);
2791 if (result) {
2792 printk(KERN_ERR DRV_PFX
ff07a53a 2793 "Unable to read possible resources.\n");
33a04454 2794 goto err_free_resources;
2795 }
2796
2797 /* setup input devices and helper fifo */
2e4d242c 2798 result = sony_laptop_setup_input(device);
33a04454 2799 if (result) {
2800 printk(KERN_ERR DRV_PFX
ff07a53a 2801 "Unable to create input devices.\n");
33a04454 2802 goto err_free_resources;
2803 }
2804
015a916f
MD		 2805 if (sonypi_compat_init())
2806 goto err_remove_input;
2807
33a04454 2808 /* request io port */
fd1caaed
MD		 2809 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2810 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2811 "Sony Programable I/O Device")) {
fd1caaed
MD		 2812 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2813 io->io1.minimum, io->io1.maximum,
2814 io->io1.address_length);
2815 /* Type 1 have 2 ioports */
2816 if (io->io2.minimum) {
2817 if (request_region(io->io2.minimum,
2818 io->io2.address_length,
2819 "Sony Programable I/O Device")) {
2820 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2821 io->io2.minimum, io->io2.maximum,
2822 io->io2.address_length);
2823 spic_dev.cur_ioport = io;
2824 break;
2825 }
2826 else {
2827 dprintk("Unable to get I/O port2: "
2828 "0x%.4x (0x%.4x) + 0x%.2x\n",
2829 io->io2.minimum, io->io2.maximum,
2830 io->io2.address_length);
2831 release_region(io->io1.minimum,
2832 io->io1.address_length);
2833 }
2834 }
2835 else {
2836 spic_dev.cur_ioport = io;
2837 break;
2838 }
33a04454 2839 }
2840 }
2841 if (!spic_dev.cur_ioport) {
2842 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2843 result = -ENODEV;
015a916f 2844 goto err_remove_compat;
33a04454 2845 }
2846
2847 /* request IRQ */
fd1caaed 2848 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2849 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
d1e0de92 2850 IRQF_DISABLED, "sony-laptop", &spic_dev)) {
33a04454 2851 dprintk("IRQ: %d - triggering: %d - "
2852 "polarity: %d - shr: %d\n",
2853 irq->irq.interrupts[0],
2854 irq->irq.triggering,
2855 irq->irq.polarity,
2856 irq->irq.sharable);
2857 spic_dev.cur_irq = irq;
2858 break;
2859 }
2860 }
2861 if (!spic_dev.cur_irq) {
2862 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2863 result = -ENODEV;
2864 goto err_release_region;
2865 }
2866
2867 /* set resource status _SRS */
2868 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2869 if (result) {
2870 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2871 goto err_free_irq;
2872 }
2873
49a11dea 2874 spic_dev.bluetooth_power = -1;
2875 /* create device attributes */
2876 result = sony_pf_add();
2877 if (result)
2878 goto err_disable_device;
2879
2880 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2881 if (result)
2882 goto err_remove_pf;
2883
33a04454 2884 return 0;
2885
49a11dea 2886err_remove_pf:
2887 sony_pf_remove();
2888
2889err_disable_device:
2890 sony_pic_disable(device);
2891
33a04454 2892err_free_irq:
2893 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2894
2895err_release_region:
fd1caaed
MD		 2896 release_region(spic_dev.cur_ioport->io1.minimum,
2897 spic_dev.cur_ioport->io1.address_length);
2898 if (spic_dev.cur_ioport->io2.minimum)
2899 release_region(spic_dev.cur_ioport->io2.minimum,
2900 spic_dev.cur_ioport->io2.address_length);
33a04454 2901
015a916f
MD		 2902err_remove_compat:
2903 sonypi_compat_exit();
2904
33a04454 2905err_remove_input:
1549ee6f 2906 sony_laptop_remove_input();
33a04454 2907
2908err_free_resources:
2909 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2910 list_del(&io->list);
2911 kfree(io);
2912 }
2913 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2914 list_del(&irq->list);
2915 kfree(irq);
2916 }
2917 spic_dev.cur_ioport = NULL;
2918 spic_dev.cur_irq = NULL;
2919
2920 return result;
2921}
2922
2923static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2924{
2925 if (sony_pic_disable(device))
2926 return -ENXIO;
2927 return 0;
2928}
2929
2930static int sony_pic_resume(struct acpi_device *device)
2931{
2932 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2933 return 0;
2934}
2935
1ba90e3a
TR		 2936static const struct acpi_device_id sony_pic_device_ids[] = {
2937 {SONY_PIC_HID, 0},
2938 {"", 0},
2939};
2940
33a04454 2941static struct acpi_driver sony_pic_driver = {
2942 .name = SONY_PIC_DRIVER_NAME,
2943 .class = SONY_PIC_CLASS,
1ba90e3a 2944 .ids = sony_pic_device_ids,
33a04454 2945 .owner = THIS_MODULE,
2946 .ops = {
2947 .add = sony_pic_add,
2948 .remove = sony_pic_remove,
2949 .suspend = sony_pic_suspend,
2950 .resume = sony_pic_resume,
2951 },
2952};
2953
2954static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2955 {
2956 .ident = "Sony Vaio",
2957 .matches = {
2958 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2959 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2960 },
2961 },
2962 {
2963 .ident = "Sony Vaio",
2964 .matches = {
2965 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2966 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2967 },
2968 },
2969 { }
2970};
2971
59b19106 2972static int __init sony_laptop_init(void)
7f09c432 2973{
33a04454 2974 int result;
2975
2976 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2977 result = acpi_bus_register_driver(&sony_pic_driver);
2978 if (result) {
2979 printk(KERN_ERR DRV_PFX
2980 "Unable to register SPIC driver.");
2981 goto out;
2982 }
5e6f9725 2983 spic_drv_registered = 1;
33a04454 2984 }
2985
2986 result = acpi_bus_register_driver(&sony_nc_driver);
2987 if (result) {
2988 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2989 goto out_unregister_pic;
2990 }
2991
2992 return 0;
2993
2994out_unregister_pic:
5e6f9725 2995 if (spic_drv_registered)
33a04454 2996 acpi_bus_unregister_driver(&sony_pic_driver);
2997out:
2998 return result;
7f09c432
SP		 2999}
3000
59b19106 3001static void __exit sony_laptop_exit(void)
7f09c432 3002{
59b19106 3003 acpi_bus_unregister_driver(&sony_nc_driver);
5e6f9725 3004 if (spic_drv_registered)
33a04454 3005 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 3006}
3007
59b19106 3008module_init(sony_laptop_init);
3009module_exit(sony_laptop_exit);
Clone of davem's net-next-2.6 tree