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sony-laptop: check for rfkill hard block at load time
[mirror_ubuntu-jammy-kernel.git] / drivers / platform / x86 / sony-laptop.c
CommitLineData
7f09c432 1/*
33a04454 2 * ACPI Sony Notebook Control Driver (SNC and SPIC)
7f09c432
SP		 3 *
4 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
37418347 5 * Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it>
7f09c432
SP		 6 *
7 * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
8 * which are copyrighted by their respective authors.
9 *
33a04454 10 * The SNY6001 driver part is based on the sonypi driver which includes
11 * material from:
12 *
13 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
14 *
15 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
16 *
db955170 17 * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
33a04454 18 *
19 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
20 *
21 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
22 *
23 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
24 *
25 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
26 *
27 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
28 *
7f09c432
SP		 29 * This program is free software; you can redistribute it and/or modify
30 * it under the terms of the GNU General Public License as published by
31 * the Free Software Foundation; either version 2 of the License, or
32 * (at your option) any later version.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
42 *
43 */
44
45#include <linux/kernel.h>
46#include <linux/module.h>
47#include <linux/moduleparam.h>
48#include <linux/init.h>
49#include <linux/types.h>
50f62afb 50#include <linux/backlight.h>
ed3aa4b7 51#include <linux/platform_device.h>
50f62afb 52#include <linux/err.h>
33a04454 53#include <linux/dmi.h>
54#include <linux/pci.h>
55#include <linux/interrupt.h>
56#include <linux/delay.h>
57#include <linux/input.h>
58#include <linux/kfifo.h>
59#include <linux/workqueue.h>
60#include <linux/acpi.h>
7f09c432
SP		 61#include <acpi/acpi_drivers.h>
62#include <acpi/acpi_bus.h>
63#include <asm/uaccess.h>
33a04454 64#include <linux/sonypi.h>
1ce82c14 65#include <linux/sony-laptop.h>
6cc056bc 66#include <linux/rfkill.h>
a64e62a0 67#ifdef CONFIG_SONYPI_COMPAT
7b153f36 68#include <linux/poll.h>
69#include <linux/miscdevice.h>
70#endif
7f09c432 71
33a04454 72#define DRV_PFX "sony-laptop: "
b9a218b7 73#define dprintk(msg...) do { \
f6119b02 74 if (debug) printk(KERN_WARNING DRV_PFX msg); \
b9a218b7 75} while (0)
76
425ef5d7 77#define SONY_LAPTOP_DRIVER_VERSION "0.6"
33a04454 78
79#define SONY_NC_CLASS "sony-nc"
59b19106 80#define SONY_NC_HID "SNY5001"
f6119b02 81#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
50f62afb 82
33a04454 83#define SONY_PIC_CLASS "sony-pic"
84#define SONY_PIC_HID "SNY6001"
f6119b02 85#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
7f09c432 86
ed3aa4b7 87MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
33a04454 88MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
7f09c432 89MODULE_LICENSE("GPL");
33a04454 90MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
7f09c432
SP		 91
92static int debug;
93module_param(debug, int, 0);
94MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
a02d1c1d 95 "the development of this driver");
7f09c432 96
33a04454 97static int no_spic; /* = 0 */
98module_param(no_spic, int, 0444);
99MODULE_PARM_DESC(no_spic,
100 "set this if you don't want to enable the SPIC device");
101
102static int compat; /* = 0 */
103module_param(compat, int, 0444);
104MODULE_PARM_DESC(compat,
7b153f36 105 "set this if you want to enable backward compatibility mode");
33a04454 106
107static unsigned long mask = 0xffffffff;
108module_param(mask, ulong, 0644);
109MODULE_PARM_DESC(mask,
110 "set this to the mask of event you want to enable (see doc)");
111
5f3d2898 112static int camera; /* = 0 */
113module_param(camera, int, 0444);
114MODULE_PARM_DESC(camera,
115 "set this to 1 to enable Motion Eye camera controls "
116 "(only use it if you have a C1VE or C1VN model)");
117
a64e62a0 118#ifdef CONFIG_SONYPI_COMPAT
7b153f36 119static int minor = -1;
120module_param(minor, int, 0);
121MODULE_PARM_DESC(minor,
122 "minor number of the misc device for the SPIC compatibility code, "
123 "default is -1 (automatic)");
124#endif
125
6cc056bc
MG		 126enum sony_nc_rfkill {
127 SONY_WIFI,
128 SONY_BLUETOOTH,
129 SONY_WWAN,
130 SONY_WIMAX,
19d337df 131 N_SONY_RFKILL,
6cc056bc
MG		 132};
133
19d337df
JB		 134static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
135static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
6cc056bc
MG		 136static void sony_nc_rfkill_update(void);
137
1549ee6f 138/*********** Input Devices ***********/
139
140#define SONY_LAPTOP_BUF_SIZE 128
141struct sony_laptop_input_s {
142 atomic_t users;
143 struct input_dev *jog_dev;
144 struct input_dev *key_dev;
145 struct kfifo *fifo;
146 spinlock_t fifo_lock;
147 struct workqueue_struct *wq;
148};
6cc056bc 149
1549ee6f 150static struct sony_laptop_input_s sony_laptop_input = {
151 .users = ATOMIC_INIT(0),
152};
153
154struct sony_laptop_keypress {
155 struct input_dev *dev;
156 int key;
157};
158
bc57f865
MD		 159/* Correspondance table between sonypi events
160 * and input layer indexes in the keymap
161 */
162static int sony_laptop_input_index[] = {
3eb8749a
MD		 163 -1, /* 0 no event */
164 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
165 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
166 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
167 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
168 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
169 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
170 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
171 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
172 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
173 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
174 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
175 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
176 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
177 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
178 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
179 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
180 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
181 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
182 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
183 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
184 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
185 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
186 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
187 17, /* 24 SONYPI_EVENT_FNKEY_1 */
188 18, /* 25 SONYPI_EVENT_FNKEY_2 */
189 19, /* 26 SONYPI_EVENT_FNKEY_D */
190 20, /* 27 SONYPI_EVENT_FNKEY_E */
191 21, /* 28 SONYPI_EVENT_FNKEY_F */
192 22, /* 29 SONYPI_EVENT_FNKEY_S */
193 23, /* 30 SONYPI_EVENT_FNKEY_B */
194 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
195 25, /* 32 SONYPI_EVENT_PKEY_P1 */
196 26, /* 33 SONYPI_EVENT_PKEY_P2 */
197 27, /* 34 SONYPI_EVENT_PKEY_P3 */
198 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
199 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
200 -1, /* 37 SONYPI_EVENT_LID_OPENED */
201 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
202 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
203 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
204 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
205 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
206 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
207 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
208 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
209 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
210 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
211 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
212 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
213 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
214 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
215 43, /* 52 SONYPI_EVENT_MEYE_FACE */
216 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
217 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
218 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
219 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
220 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
221 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
222 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
223 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
224 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
225 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
226 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
9b57896e 227 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
45c7942b
MG		 228 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
229 53, /* 66 SONYPI_EVENT_PKEY_P4 */
230 54, /* 67 SONYPI_EVENT_PKEY_P5 */
231 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 232 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
233 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
234 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
bc57f865
MD		 235};
236
237static int sony_laptop_input_keycode_map[] = {
238 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
239 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
240 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
241 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
242 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
243 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
244 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
245 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
246 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
247 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
248 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
249 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
250 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
251 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
252 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
253 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
254 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
255 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
256 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
257 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
258 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
259 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
260 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
261 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
262 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
263 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
264 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
265 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
266 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
267 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
268 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
269 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
270 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
271 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
272 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
273 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
274 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
275 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
276 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
277 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
278 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
279 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
280 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
281 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
282 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
283 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
284 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
285 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
286 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
3eb8749a 287 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
9b57896e 288 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
45c7942b
MG		 289 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
290 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
291 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
292 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
293 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
1cae7103
HJ		 294 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
295 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
1549ee6f 296};
297
298/* release buttons after a short delay if pressed */
299static void do_sony_laptop_release_key(struct work_struct *work)
300{
301 struct sony_laptop_keypress kp;
302
303 while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp,
304 sizeof(kp)) == sizeof(kp)) {
305 msleep(10);
306 input_report_key(kp.dev, kp.key, 0);
307 input_sync(kp.dev);
308 }
309}
310static DECLARE_WORK(sony_laptop_release_key_work,
311 do_sony_laptop_release_key);
312
3a4fa0a2 313/* forward event to the input subsystem */
1549ee6f 314static void sony_laptop_report_input_event(u8 event)
315{
316 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
317 struct input_dev *key_dev = sony_laptop_input.key_dev;
318 struct sony_laptop_keypress kp = { NULL };
1549ee6f 319
a83021a2
AT		 320 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
321 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
1549ee6f 322 /* Nothing, not all VAIOs generate this event */
323 return;
324 }
325
326 /* report events */
327 switch (event) {
328 /* jog_dev events */
329 case SONYPI_EVENT_JOGDIAL_UP:
330 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
331 input_report_rel(jog_dev, REL_WHEEL, 1);
332 input_sync(jog_dev);
333 return;
334
335 case SONYPI_EVENT_JOGDIAL_DOWN:
336 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
337 input_report_rel(jog_dev, REL_WHEEL, -1);
338 input_sync(jog_dev);
339 return;
340
341 /* key_dev events */
342 case SONYPI_EVENT_JOGDIAL_PRESSED:
343 kp.key = BTN_MIDDLE;
344 kp.dev = jog_dev;
345 break;
346
347 default:
d399d130 348 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
bc57f865
MD		 349 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
350 break;
351 }
352 if (sony_laptop_input_index[event] != -1) {
353 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
354 if (kp.key != KEY_UNKNOWN)
1549ee6f 355 kp.dev = key_dev;
bc57f865 356 }
1549ee6f 357 break;
358 }
359
360 if (kp.dev) {
361 input_report_key(kp.dev, kp.key, 1);
bc57f865
MD		 362 /* we emit the scancode so we can always remap the key */
363 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
1549ee6f 364 input_sync(kp.dev);
365 kfifo_put(sony_laptop_input.fifo,
366 (unsigned char *)&kp, sizeof(kp));
367
368 if (!work_pending(&sony_laptop_release_key_work))
369 queue_work(sony_laptop_input.wq,
370 &sony_laptop_release_key_work);
371 } else
372 dprintk("unknown input event %.2x\n", event);
373}
374
2e4d242c 375static int sony_laptop_setup_input(struct acpi_device *acpi_device)
1549ee6f 376{
377 struct input_dev *jog_dev;
378 struct input_dev *key_dev;
379 int i;
380 int error;
381
382 /* don't run again if already initialized */
383 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
384 return 0;
385
386 /* kfifo */
387 spin_lock_init(&sony_laptop_input.fifo_lock);
388 sony_laptop_input.fifo =
389 kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
390 &sony_laptop_input.fifo_lock);
391 if (IS_ERR(sony_laptop_input.fifo)) {
392 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
393 error = PTR_ERR(sony_laptop_input.fifo);
394 goto err_dec_users;
395 }
396
397 /* init workqueue */
398 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
399 if (!sony_laptop_input.wq) {
400 printk(KERN_ERR DRV_PFX
ff07a53a 401 "Unable to create workqueue.\n");
1549ee6f 402 error = -ENXIO;
403 goto err_free_kfifo;
404 }
405
406 /* input keys */
407 key_dev = input_allocate_device();
408 if (!key_dev) {
409 error = -ENOMEM;
410 goto err_destroy_wq;
411 }
412
413 key_dev->name = "Sony Vaio Keys";
414 key_dev->id.bustype = BUS_ISA;
415 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 416 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 417
418 /* Initialize the Input Drivers: special keys */
bc57f865
MD		 419 set_bit(EV_KEY, key_dev->evbit);
420 set_bit(EV_MSC, key_dev->evbit);
421 set_bit(MSC_SCAN, key_dev->mscbit);
422 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
423 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
424 key_dev->keycode = &sony_laptop_input_keycode_map;
425 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
426 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
427 set_bit(sony_laptop_input_keycode_map[i],
428 key_dev->keybit);
429 }
430 }
1549ee6f 431
432 error = input_register_device(key_dev);
433 if (error)
434 goto err_free_keydev;
435
436 sony_laptop_input.key_dev = key_dev;
437
438 /* jogdial */
439 jog_dev = input_allocate_device();
440 if (!jog_dev) {
441 error = -ENOMEM;
442 goto err_unregister_keydev;
443 }
444
445 jog_dev->name = "Sony Vaio Jogdial";
446 jog_dev->id.bustype = BUS_ISA;
447 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
2e4d242c 448 key_dev->dev.parent = &acpi_device->dev;
1549ee6f 449
7b19ada2
JS		 450 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
451 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
452 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
1549ee6f 453
454 error = input_register_device(jog_dev);
455 if (error)
456 goto err_free_jogdev;
457
458 sony_laptop_input.jog_dev = jog_dev;
459
460 return 0;
461
462err_free_jogdev:
463 input_free_device(jog_dev);
464
465err_unregister_keydev:
466 input_unregister_device(key_dev);
467 /* to avoid kref underflow below at input_free_device */
468 key_dev = NULL;
469
470err_free_keydev:
471 input_free_device(key_dev);
472
473err_destroy_wq:
474 destroy_workqueue(sony_laptop_input.wq);
475
476err_free_kfifo:
477 kfifo_free(sony_laptop_input.fifo);
478
479err_dec_users:
480 atomic_dec(&sony_laptop_input.users);
481 return error;
482}
483
484static void sony_laptop_remove_input(void)
485{
486 /* cleanup only after the last user has gone */
487 if (!atomic_dec_and_test(&sony_laptop_input.users))
488 return;
489
490 /* flush workqueue first */
491 flush_workqueue(sony_laptop_input.wq);
492
493 /* destroy input devs */
494 input_unregister_device(sony_laptop_input.key_dev);
495 sony_laptop_input.key_dev = NULL;
496
497 if (sony_laptop_input.jog_dev) {
498 input_unregister_device(sony_laptop_input.jog_dev);
499 sony_laptop_input.jog_dev = NULL;
500 }
501
502 destroy_workqueue(sony_laptop_input.wq);
503 kfifo_free(sony_laptop_input.fifo);
504}
505
56b8756b 506/*********** Platform Device ***********/
507
508static atomic_t sony_pf_users = ATOMIC_INIT(0);
509static struct platform_driver sony_pf_driver = {
510 .driver = {
511 .name = "sony-laptop",
512 .owner = THIS_MODULE,
513 }
514};
515static struct platform_device *sony_pf_device;
516
517static int sony_pf_add(void)
518{
519 int ret = 0;
520
521 /* don't run again if already initialized */
522 if (atomic_add_return(1, &sony_pf_users) > 1)
523 return 0;
524
525 ret = platform_driver_register(&sony_pf_driver);
526 if (ret)
527 goto out;
528
529 sony_pf_device = platform_device_alloc("sony-laptop", -1);
530 if (!sony_pf_device) {
531 ret = -ENOMEM;
532 goto out_platform_registered;
533 }
534
535 ret = platform_device_add(sony_pf_device);
536 if (ret)
537 goto out_platform_alloced;
538
539 return 0;
540
541 out_platform_alloced:
542 platform_device_put(sony_pf_device);
543 sony_pf_device = NULL;
544 out_platform_registered:
545 platform_driver_unregister(&sony_pf_driver);
546 out:
547 atomic_dec(&sony_pf_users);
548 return ret;
549}
550
551static void sony_pf_remove(void)
552{
553 /* deregister only after the last user has gone */
554 if (!atomic_dec_and_test(&sony_pf_users))
555 return;
556
557 platform_device_del(sony_pf_device);
558 platform_device_put(sony_pf_device);
559 platform_driver_unregister(&sony_pf_driver);
560}
561
562/*********** SNC (SNY5001) Device ***********/
563
33a04454 564/* the device uses 1-based values, while the backlight subsystem uses
565 0-based values */
566#define SONY_MAX_BRIGHTNESS 8
567
568#define SNC_VALIDATE_IN 0
569#define SNC_VALIDATE_OUT 1
570
59b19106 571static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
a02d1c1d 572 char *);
59b19106 573static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
a02d1c1d 574 const char *, size_t);
156c221b
MD		 575static int boolean_validate(const int, const int);
576static int brightness_default_validate(const int, const int);
577
59b19106 578struct sony_nc_value {
a02d1c1d
LB		 579 char *name; /* name of the entry */
580 char **acpiget; /* names of the ACPI get function */
581 char **acpiset; /* names of the ACPI set function */
156c221b 582 int (*validate)(const int, const int); /* input/output validation */
a02d1c1d
LB		 583 int value; /* current setting */
584 int valid; /* Has ever been set */
585 int debug; /* active only in debug mode ? */
586 struct device_attribute devattr; /* sysfs atribute */
ed3aa4b7
MD		 587};
588
59b19106 589#define SNC_HANDLE_NAMES(_name, _values...) \
ed3aa4b7
MD		 590 static char *snc_##_name[] = { _values, NULL }
591
59b19106 592#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
ed3aa4b7
MD		 593 { \
594 .name = __stringify(_name), \
595 .acpiget = _getters, \
596 .acpiset = _setters, \
156c221b 597 .validate = _validate, \
ed3aa4b7 598 .debug = _debug, \
59b19106 599 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
7f09c432 600 }
ed3aa4b7 601
59b19106 602#define SNC_HANDLE_NULL { .name = NULL }
ed3aa4b7 603
59b19106 604SNC_HANDLE_NAMES(fnkey_get, "GHKE");
ed3aa4b7 605
59b19106 606SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
607SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
ed3aa4b7 608
59b19106 609SNC_HANDLE_NAMES(cdpower_get, "GCDP");
610SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
ed3aa4b7 611
59b19106 612SNC_HANDLE_NAMES(audiopower_get, "GAZP");
613SNC_HANDLE_NAMES(audiopower_set, "AZPW");
ed3aa4b7 614
59b19106 615SNC_HANDLE_NAMES(lanpower_get, "GLNP");
616SNC_HANDLE_NAMES(lanpower_set, "LNPW");
ed3aa4b7 617
044847e0
MD		 618SNC_HANDLE_NAMES(lidstate_get, "GLID");
619
620SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
621SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
622
623SNC_HANDLE_NAMES(gainbass_get, "GMGB");
624SNC_HANDLE_NAMES(gainbass_set, "CMGB");
625
59b19106 626SNC_HANDLE_NAMES(PID_get, "GPID");
ed3aa4b7 627
59b19106 628SNC_HANDLE_NAMES(CTR_get, "GCTR");
629SNC_HANDLE_NAMES(CTR_set, "SCTR");
ed3aa4b7 630
59b19106 631SNC_HANDLE_NAMES(PCR_get, "GPCR");
632SNC_HANDLE_NAMES(PCR_set, "SPCR");
ed3aa4b7 633
59b19106 634SNC_HANDLE_NAMES(CMI_get, "GCMI");
635SNC_HANDLE_NAMES(CMI_set, "SCMI");
ed3aa4b7 636
59b19106 637static struct sony_nc_value sony_nc_values[] = {
638 SNC_HANDLE(brightness_default, snc_brightness_def_get,
156c221b 639 snc_brightness_def_set, brightness_default_validate, 0),
59b19106 640 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
641 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
642 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
156c221b 643 boolean_validate, 0),
59b19106 644 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
156c221b 645 boolean_validate, 1),
044847e0
MD		 646 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
647 boolean_validate, 0),
648 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
649 boolean_validate, 0),
650 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
651 boolean_validate, 0),
ed3aa4b7 652 /* unknown methods */
59b19106 653 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
654 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
655 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
656 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
657 SNC_HANDLE_NULL
7f09c432
SP		 658};
659
59b19106 660static acpi_handle sony_nc_acpi_handle;
661static struct acpi_device *sony_nc_acpi_device = NULL;
ed3aa4b7 662
d78865cd
MD		 663/*
664 * acpi_evaluate_object wrappers
665 */
7f09c432
SP		 666static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
667{
668 struct acpi_buffer output;
669 union acpi_object out_obj;
670 acpi_status status;
671
672 output.length = sizeof(out_obj);
673 output.pointer = &out_obj;
674
675 status = acpi_evaluate_object(handle, name, NULL, &output);
676 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
677 *result = out_obj.integer.value;
678 return 0;
679 }
680
f6119b02 681 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
7f09c432
SP		 682
683 return -1;
684}
685
686static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
687 int *result)
688{
689 struct acpi_object_list params;
690 union acpi_object in_obj;
691 struct acpi_buffer output;
692 union acpi_object out_obj;
693 acpi_status status;
694
695 params.count = 1;
696 params.pointer = &in_obj;
697 in_obj.type = ACPI_TYPE_INTEGER;
698 in_obj.integer.value = value;
699
700 output.length = sizeof(out_obj);
701 output.pointer = &out_obj;
702
703 status = acpi_evaluate_object(handle, name, &params, &output);
704 if (status == AE_OK) {
705 if (result != NULL) {
706 if (out_obj.type != ACPI_TYPE_INTEGER) {
f6119b02 707 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
7f09c432
SP		 708 "return type\n");
709 return -1;
710 }
711 *result = out_obj.integer.value;
712 }
713 return 0;
714 }
715
f6119b02 716 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
7f09c432
SP		 717
718 return -1;
719}
720
badf26f0
MG		 721static int sony_find_snc_handle(int handle)
722{
723 int i;
724 int result;
725
726 for (i = 0x20; i < 0x30; i++) {
727 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
728 if (result == handle)
729 return i-0x20;
730 }
731
732 return -1;
733}
734
735static int sony_call_snc_handle(int handle, int argument, int *result)
736{
737 int offset = sony_find_snc_handle(handle);
738
739 if (offset < 0)
740 return -1;
741
742 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
743 result);
744}
745
156c221b 746/*
59b19106 747 * sony_nc_values input/output validate functions
156c221b
MD		 748 */
749
750/* brightness_default_validate:
751 *
752 * manipulate input output values to keep consistency with the
753 * backlight framework for which brightness values are 0-based.
754 */
755static int brightness_default_validate(const int direction, const int value)
756{
757 switch (direction) {
758 case SNC_VALIDATE_OUT:
759 return value - 1;
760 case SNC_VALIDATE_IN:
761 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
762 return value + 1;
763 }
764 return -EINVAL;
765}
766
767/* boolean_validate:
768 *
769 * on input validate boolean values 0/1, on output just pass the
770 * received value.
771 */
772static int boolean_validate(const int direction, const int value)
773{
774 if (direction == SNC_VALIDATE_IN) {
775 if (value != 0 && value != 1)
776 return -EINVAL;
777 }
778 return value;
779}
780
ed3aa4b7 781/*
59b19106 782 * Sysfs show/store common to all sony_nc_values
ed3aa4b7 783 */
59b19106 784static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
a02d1c1d 785 char *buffer)
7f09c432 786{
7f09c432 787 int value;
59b19106 788 struct sony_nc_value *item =
789 container_of(attr, struct sony_nc_value, devattr);
7f09c432 790
ed3aa4b7 791 if (!*item->acpiget)
7f09c432
SP		 792 return -EIO;
793
59b19106 794 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
7f09c432
SP		 795 return -EIO;
796
156c221b
MD		 797 if (item->validate)
798 value = item->validate(SNC_VALIDATE_OUT, value);
799
ed3aa4b7 800 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
7f09c432
SP		 801}
802
59b19106 803static ssize_t sony_nc_sysfs_store(struct device *dev,
a02d1c1d
LB		 804 struct device_attribute *attr,
805 const char *buffer, size_t count)
7f09c432 806{
7f09c432 807 int value;
59b19106 808 struct sony_nc_value *item =
809 container_of(attr, struct sony_nc_value, devattr);
7f09c432
SP		 810
811 if (!item->acpiset)
812 return -EIO;
813
ed3aa4b7
MD		 814 if (count > 31)
815 return -EINVAL;
816
817 value = simple_strtoul(buffer, NULL, 10);
7f09c432 818
156c221b
MD		 819 if (item->validate)
820 value = item->validate(SNC_VALIDATE_IN, value);
821
822 if (value < 0)
823 return value;
7f09c432 824
59b19106 825 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
7f09c432 826 return -EIO;
3f4f461f
AM		 827 item->value = value;
828 item->valid = 1;
7f09c432
SP		 829 return count;
830}
831
ed3aa4b7 832
d78865cd
MD		 833/*
834 * Backlight device
835 */
836static int sony_backlight_update_status(struct backlight_device *bd)
3f4f461f 837{
59b19106 838 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
321709c5 839 bd->props.brightness + 1, NULL);
d78865cd 840}
3f4f461f 841
d78865cd
MD		 842static int sony_backlight_get_brightness(struct backlight_device *bd)
843{
844 int value;
3f4f461f 845
59b19106 846 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
d78865cd
MD		 847 return 0;
848 /* brightness levels are 1-based, while backlight ones are 0-based */
849 return value - 1;
3f4f461f
AM		 850}
851
d78865cd 852static struct backlight_device *sony_backlight_device;
321709c5 853static struct backlight_ops sony_backlight_ops = {
a02d1c1d
LB		 854 .update_status = sony_backlight_update_status,
855 .get_brightness = sony_backlight_get_brightness,
d78865cd
MD		 856};
857
6315fd1c
MD		 858/*
859 * New SNC-only Vaios event mapping to driver known keys
860 */
861struct sony_nc_event {
862 u8 data;
863 u8 event;
864};
865
45c7942b 866static struct sony_nc_event sony_100_events[] = {
9b57896e
MG		 867 { 0x90, SONYPI_EVENT_PKEY_P1 },
868 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
6479efb6 869 { 0x91, SONYPI_EVENT_PKEY_P2 },
9b57896e 870 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 871 { 0x81, SONYPI_EVENT_FNKEY_F1 },
872 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
f5acf5e8
AV		 873 { 0x82, SONYPI_EVENT_FNKEY_F2 },
874 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
875 { 0x83, SONYPI_EVENT_FNKEY_F3 },
876 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
877 { 0x84, SONYPI_EVENT_FNKEY_F4 },
878 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 879 { 0x85, SONYPI_EVENT_FNKEY_F5 },
880 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
881 { 0x86, SONYPI_EVENT_FNKEY_F6 },
882 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
883 { 0x87, SONYPI_EVENT_FNKEY_F7 },
884 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 885 { 0x89, SONYPI_EVENT_FNKEY_F9 },
886 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
6315fd1c
MD		 887 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
888 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
889 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
890 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
9b57896e
MG		 891 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
892 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
6315fd1c
MD		 893 { 0, 0 },
894};
895
45c7942b
MG		 896static struct sony_nc_event sony_127_events[] = {
897 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
898 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
899 { 0x82, SONYPI_EVENT_PKEY_P1 },
900 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
901 { 0x83, SONYPI_EVENT_PKEY_P2 },
902 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
903 { 0x84, SONYPI_EVENT_PKEY_P3 },
904 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
905 { 0x85, SONYPI_EVENT_PKEY_P4 },
906 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
907 { 0x86, SONYPI_EVENT_PKEY_P5 },
908 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
45c7942b
MG		 909 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
910 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
911 { 0, 0 },
912};
913
d78865cd
MD		 914/*
915 * ACPI callbacks
916 */
8037d6e6 917static void sony_nc_notify(struct acpi_device *device, u32 event)
7f09c432 918{
6315fd1c 919 u32 ev = event;
6315fd1c 920
9b57896e
MG		 921 if (ev >= 0x90) {
922 /* New-style event */
16dd55f3 923 int result;
45c7942b 924 int key_handle = 0;
9b57896e
MG		 925 ev -= 0x90;
926
45c7942b
MG		 927 if (sony_find_snc_handle(0x100) == ev)
928 key_handle = 0x100;
929 if (sony_find_snc_handle(0x127) == ev)
930 key_handle = 0x127;
931
6479efb6 932 if (key_handle) {
45c7942b 933 struct sony_nc_event *key_event;
9b57896e 934
16dd55f3 935 if (sony_call_snc_handle(key_handle, 0x200, &result)) {
8037d6e6 936 dprintk("sony_nc_notify, unable to decode"
45c7942b
MG		 937 " event 0x%.2x 0x%.2x\n", key_handle,
938 ev);
16dd55f3
MW		 939 /* restore the original event */
940 ev = event;
941 } else {
9b57896e
MG		 942 ev = result & 0xFF;
943
16dd55f3
MW		 944 if (key_handle == 0x100)
945 key_event = sony_100_events;
946 else
947 key_event = sony_127_events;
45c7942b 948
16dd55f3
MW		 949 for (; key_event->data; key_event++) {
950 if (key_event->data == ev) {
951 ev = key_event->event;
952 break;
953 }
9b57896e 954 }
6315fd1c 955
16dd55f3
MW		 956 if (!key_event->data)
957 printk(KERN_INFO DRV_PFX
958 "Unknown event: 0x%x 0x%x\n",
959 key_handle,
960 ev);
961 else
962 sony_laptop_report_input_event(ev);
45c7942b 963 }
6cc056bc
MG		 964 } else if (sony_find_snc_handle(0x124) == ev) {
965 sony_nc_rfkill_update();
966 return;
9b57896e 967 }
16dd55f3
MW		 968 } else
969 sony_laptop_report_input_event(ev);
badf26f0 970
8037d6e6 971 dprintk("sony_nc_notify, event: 0x%.2x\n", ev);
14e04fb3 972 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
7f09c432
SP		 973}
974
975static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
976 void *context, void **return_value)
977{
30823736 978 struct acpi_device_info *info;
7f09c432 979
15b8dd53 980 if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
30823736
LM		 981 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
982 (char *)&info->name, info->param_count);
983
15b8dd53 984 kfree(info);
30823736 985 }
7f09c432
SP		 986
987 return AE_OK;
988}
989
d78865cd
MD		 990/*
991 * ACPI device
992 */
badf26f0
MG		 993static int sony_nc_function_setup(struct acpi_device *device)
994{
995 int result;
996
997 /* Enable all events */
998 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
999
1000 /* Setup hotkeys */
1001 sony_call_snc_handle(0x0100, 0, &result);
1002 sony_call_snc_handle(0x0101, 0, &result);
1003 sony_call_snc_handle(0x0102, 0x100, &result);
560e84ac 1004 sony_call_snc_handle(0x0127, 0, &result);
badf26f0
MG		 1005
1006 return 0;
1007}
1008
59b19106 1009static int sony_nc_resume(struct acpi_device *device)
d78865cd 1010{
59b19106 1011 struct sony_nc_value *item;
badf26f0 1012 acpi_handle handle;
d78865cd 1013
59b19106 1014 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1015 int ret;
1016
1017 if (!item->valid)
1018 continue;
59b19106 1019 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1020 item->value, NULL);
d78865cd 1021 if (ret < 0) {
6e574195 1022 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1023 break;
1024 }
1025 }
6315fd1c 1026
82734bfc
MG		 1027 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1028 &handle))) {
1029 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1030 dprintk("ECON Method failed\n");
1031 }
1032
badf26f0
MG		 1033 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1034 &handle))) {
1035 dprintk("Doing SNC setup\n");
1036 sony_nc_function_setup(device);
1037 }
1038
e84a02ba
MD		 1039 /* set the last requested brightness level */
1040 if (sony_backlight_device &&
c35d4b35 1041 sony_backlight_update_status(sony_backlight_device) < 0)
0ef9cff1 1042 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1043
d78865cd
MD		 1044 return 0;
1045}
1046
6cc056bc
MG		 1047static void sony_nc_rfkill_cleanup(void)
1048{
1049 int i;
1050
19d337df
JB		 1051 for (i = 0; i < N_SONY_RFKILL; i++) {
1052 if (sony_rfkill_devices[i]) {
6cc056bc 1053 rfkill_unregister(sony_rfkill_devices[i]);
19d337df
JB		 1054 rfkill_destroy(sony_rfkill_devices[i]);
1055 }
6cc056bc
MG		 1056 }
1057}
1058
19d337df 1059static int sony_nc_rfkill_set(void *data, bool blocked)
6cc056bc
MG		 1060{
1061 int result;
1062 int argument = sony_rfkill_address[(long) data] + 0x100;
1063
19d337df 1064 if (!blocked)
6cc056bc
MG		 1065 argument |= 0xff0000;
1066
1067 return sony_call_snc_handle(0x124, argument, &result);
1068}
1069
19d337df
JB		 1070static const struct rfkill_ops sony_rfkill_ops = {
1071 .set_block = sony_nc_rfkill_set,
1072};
6cc056bc 1073
19d337df
JB		 1074static int sony_nc_setup_rfkill(struct acpi_device *device,
1075 enum sony_nc_rfkill nc_type)
6cc056bc
MG		 1076{
1077 int err = 0;
19d337df
JB		 1078 struct rfkill *rfk;
1079 enum rfkill_type type;
1080 const char *name;
50fab076
AJ		 1081 int result;
1082 bool hwblock;
19d337df
JB		 1083
1084 switch (nc_type) {
1085 case SONY_WIFI:
1086 type = RFKILL_TYPE_WLAN;
1087 name = "sony-wifi";
1088 break;
1089 case SONY_BLUETOOTH:
1090 type = RFKILL_TYPE_BLUETOOTH;
1091 name = "sony-bluetooth";
1092 break;
1093 case SONY_WWAN:
1094 type = RFKILL_TYPE_WWAN;
1095 name = "sony-wwan";
1096 break;
1097 case SONY_WIMAX:
1098 type = RFKILL_TYPE_WIMAX;
1099 name = "sony-wimax";
1100 break;
1101 default:
1102 return -EINVAL;
53005a0a 1103 }
6cc056bc 1104
19d337df
JB		 1105 rfk = rfkill_alloc(name, &device->dev, type,
1106 &sony_rfkill_ops, (void *)nc_type);
1107 if (!rfk)
1108 return -ENOMEM;
6cc056bc 1109
50fab076
AJ		 1110 sony_call_snc_handle(0x124, 0x200, &result);
1111 hwblock = !(result & 0x1);
1112 rfkill_set_hw_state(rfk, hwblock);
1113
19d337df
JB		 1114 err = rfkill_register(rfk);
1115 if (err) {
1116 rfkill_destroy(rfk);
1117 return err;
53005a0a 1118 }
19d337df 1119 sony_rfkill_devices[nc_type] = rfk;
6cc056bc
MG		 1120 return err;
1121}
1122
19d337df 1123static void sony_nc_rfkill_update()
6cc056bc 1124{
19d337df
JB		 1125 enum sony_nc_rfkill i;
1126 int result;
1127 bool hwblock;
6cc056bc 1128
19d337df
JB		 1129 sony_call_snc_handle(0x124, 0x200, &result);
1130 hwblock = !(result & 0x1);
6cc056bc 1131
19d337df
JB		 1132 for (i = 0; i < N_SONY_RFKILL; i++) {
1133 int argument = sony_rfkill_address[i];
6cc056bc 1134
19d337df
JB		 1135 if (!sony_rfkill_devices[i])
1136 continue;
1137
1138 if (hwblock) {
e1f8a19e
JB		 1139 if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
1140 /* we already know we're blocked */
1141 }
19d337df 1142 continue;
6cc056bc 1143 }
19d337df
JB		 1144
1145 sony_call_snc_handle(0x124, argument, &result);
1146 rfkill_set_states(sony_rfkill_devices[i],
1147 !(result & 0xf), false);
6cc056bc
MG		 1148 }
1149}
1150
1151static int sony_nc_rfkill_setup(struct acpi_device *device)
1152{
1153 int result, ret;
1154
1155 if (sony_find_snc_handle(0x124) == -1)
1156 return -1;
1157
1158 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1159 if (ret) {
1160 printk(KERN_INFO DRV_PFX
1161 "Unable to enumerate rfkill devices: %x\n", ret);
1162 return ret;
1163 }
1164
1165 if (result & 0x1)
19d337df 1166 sony_nc_setup_rfkill(device, SONY_WIFI);
6cc056bc 1167 if (result & 0x2)
19d337df 1168 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
6cc056bc 1169 if (result & 0x1c)
19d337df 1170 sony_nc_setup_rfkill(device, SONY_WWAN);
6cc056bc 1171 if (result & 0x20)
19d337df 1172 sony_nc_setup_rfkill(device, SONY_WIMAX);
6cc056bc
MG		 1173
1174 return 0;
1175}
1176
59b19106 1177static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1178{
1179 acpi_status status;
8607c673 1180 int result = 0;
50f62afb 1181 acpi_handle handle;
56b8756b 1182 struct sony_nc_value *item;
7f09c432 1183
f6119b02 1184 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1185 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1186
59b19106 1187 sony_nc_acpi_device = device;
33a04454 1188 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1189
59b19106 1190 sony_nc_acpi_handle = device->handle;
7f09c432 1191
b25b732a
MD		 1192 /* read device status */
1193 result = acpi_bus_get_status(device);
1194 /* bail IFF the above call was successful and the device is not present */
1195 if (!result && !device->status.present) {
1196 dprintk("Device not present\n");
1197 result = -ENODEV;
1198 goto outwalk;
1199 }
1200
7f09c432 1201 if (debug) {
59b19106 1202 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
7f09c432
SP		 1203 1, sony_walk_callback, NULL, NULL);
1204 if (ACPI_FAILURE(status)) {
f6119b02 1205 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1206 result = -ENODEV;
1207 goto outwalk;
1208 }
c561162f 1209 }
7f09c432 1210
b25b732a
MD		 1211 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1212 * should be respected as we already checked for the device presence above */
1213 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1214 dprintk("Invoking _INI\n");
1215 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1216 NULL, NULL)))
1217 dprintk("_INI Method failed\n");
1218 }
1219
82734bfc
MG		 1220 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1221 &handle))) {
1222 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1223 dprintk("ECON Method failed\n");
1224 }
1225
badf26f0
MG		 1226 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1227 &handle))) {
1228 dprintk("Doing SNC setup\n");
1229 sony_nc_function_setup(device);
6cc056bc 1230 sony_nc_rfkill_setup(device);
badf26f0
MG		 1231 }
1232
1549ee6f 1233 /* setup input devices and helper fifo */
2e4d242c 1234 result = sony_laptop_setup_input(device);
1549ee6f 1235 if (result) {
1236 printk(KERN_ERR DRV_PFX
ff07a53a 1237 "Unable to create input devices.\n");
1549ee6f 1238 goto outwalk;
1239 }
1240
38cfc148 1241 if (acpi_video_backlight_support()) {
3fedd90f 1242 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1243 "controlled by ACPI video driver\n");
1244 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1245 &handle))) {
50f62afb 1246 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1247 NULL,
321709c5 1248 &sony_backlight_ops);
7df03b82 1249
a02d1c1d 1250 if (IS_ERR(sony_backlight_device)) {
f6119b02 1251 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1252 sony_backlight_device = NULL;
321709c5
RP		 1253 } else {
1254 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1255 sony_backlight_get_brightness
1256 (sony_backlight_device);
2e4d242c 1257 sony_backlight_device->props.max_brightness =
321709c5
RP		 1258 SONY_MAX_BRIGHTNESS - 1;
1259 }
1260
50f62afb 1261 }
7f09c432 1262
49a11dea 1263 result = sony_pf_add();
1264 if (result)
ed3aa4b7 1265 goto outbacklight;
7f09c432 1266
56b8756b 1267 /* create sony_pf sysfs attributes related to the SNC device */
1268 for (item = sony_nc_values; item->name; ++item) {
1269
1270 if (!debug && item->debug)
1271 continue;
1272
1273 /* find the available acpiget as described in the DSDT */
1274 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1275 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1276 *item->acpiget,
1277 &handle))) {
b9a218b7 1278 dprintk("Found %s getter: %s\n",
1279 item->name, *item->acpiget);
56b8756b 1280 item->devattr.attr.mode |= S_IRUGO;
1281 break;
1282 }
1283 }
1284
1285 /* find the available acpiset as described in the DSDT */
1286 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1287 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1288 *item->acpiset,
1289 &handle))) {
b9a218b7 1290 dprintk("Found %s setter: %s\n",
1291 item->name, *item->acpiset);
56b8756b 1292 item->devattr.attr.mode |= S_IWUSR;
1293 break;
1294 }
1295 }
1296
1297 if (item->devattr.attr.mode != 0) {
1298 result =
1299 device_create_file(&sony_pf_device->dev,
1300 &item->devattr);
1301 if (result)
1302 goto out_sysfs;
1303 }
1304 }
1305
7f09c432
SP		 1306 return 0;
1307
56b8756b 1308 out_sysfs:
1309 for (item = sony_nc_values; item->name; ++item) {
1310 device_remove_file(&sony_pf_device->dev, &item->devattr);
1311 }
1312 sony_pf_remove();
1549ee6f 1313
a02d1c1d 1314 outbacklight:
7df03b82
MD		 1315 if (sony_backlight_device)
1316 backlight_device_unregister(sony_backlight_device);
1317
1549ee6f 1318 sony_laptop_remove_input();
1319
a02d1c1d 1320 outwalk:
6cc056bc 1321 sony_nc_rfkill_cleanup();
7f09c432
SP		 1322 return result;
1323}
1324
59b19106 1325static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432 1326{
56b8756b 1327 struct sony_nc_value *item;
7f09c432 1328
50f62afb
AG		 1329 if (sony_backlight_device)
1330 backlight_device_unregister(sony_backlight_device);
1331
59b19106 1332 sony_nc_acpi_device = NULL;
c561162f 1333
56b8756b 1334 for (item = sony_nc_values; item->name; ++item) {
1335 device_remove_file(&sony_pf_device->dev, &item->devattr);
1336 }
1337
1338 sony_pf_remove();
1549ee6f 1339 sony_laptop_remove_input();
6cc056bc 1340 sony_nc_rfkill_cleanup();
f6119b02 1341 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1342
1343 return 0;
1344}
1345
1ba90e3a
TR		 1346static const struct acpi_device_id sony_device_ids[] = {
1347 {SONY_NC_HID, 0},
1348 {SONY_PIC_HID, 0},
1349 {"", 0},
1350};
1351MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1352
1353static const struct acpi_device_id sony_nc_device_ids[] = {
1354 {SONY_NC_HID, 0},
1355 {"", 0},
1356};
1357
59b19106 1358static struct acpi_driver sony_nc_driver = {
1359 .name = SONY_NC_DRIVER_NAME,
1360 .class = SONY_NC_CLASS,
1ba90e3a 1361 .ids = sony_nc_device_ids,
33a04454 1362 .owner = THIS_MODULE,
a02d1c1d 1363 .ops = {
59b19106 1364 .add = sony_nc_add,
1365 .remove = sony_nc_remove,
1366 .resume = sony_nc_resume,
8037d6e6 1367 .notify = sony_nc_notify,
a02d1c1d 1368 },
3f4f461f
AM		 1369};
1370
33a04454 1371/*********** SPIC (SNY6001) Device ***********/
1372
1373#define SONYPI_DEVICE_TYPE1 0x00000001
1374#define SONYPI_DEVICE_TYPE2 0x00000002
1375#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1376#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1377
22a17780
MD		 1378#define SONYPI_TYPE1_OFFSET 0x04
1379#define SONYPI_TYPE2_OFFSET 0x12
1380#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1381
33a04454 1382struct sony_pic_ioport {
fd1caaed
MD		 1383 struct acpi_resource_io io1;
1384 struct acpi_resource_io io2;
33a04454 1385 struct list_head list;
1386};
1387
1388struct sony_pic_irq {
1389 struct acpi_resource_irq irq;
1390 struct list_head list;
1391};
1392
de920430
MD		 1393struct sonypi_eventtypes {
1394 u8 data;
1395 unsigned long mask;
1396 struct sonypi_event *events;
1397};
1398
1399struct device_ctrl {
1400 int model;
3eb8749a 1401 int (*handle_irq)(const u8, const u8);
de920430
MD		 1402 u16 evport_offset;
1403 u8 has_camera;
1404 u8 has_bluetooth;
1405 u8 has_wwan;
1406 struct sonypi_eventtypes *event_types;
1407};
1408
33a04454 1409struct sony_pic_dev {
de920430 1410 struct device_ctrl *control;
33a04454 1411 struct acpi_device *acpi_dev;
1412 struct sony_pic_irq *cur_irq;
1413 struct sony_pic_ioport *cur_ioport;
1414 struct list_head interrupts;
1415 struct list_head ioports;
9f9f0761 1416 struct mutex lock;
de920430
MD		 1417 u8 camera_power;
1418 u8 bluetooth_power;
1419 u8 wwan_power;
33a04454 1420};
1421
1422static struct sony_pic_dev spic_dev = {
1423 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1424 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1425};
1426
1427/* Event masks */
1428#define SONYPI_JOGGER_MASK 0x00000001
1429#define SONYPI_CAPTURE_MASK 0x00000002
1430#define SONYPI_FNKEY_MASK 0x00000004
1431#define SONYPI_BLUETOOTH_MASK 0x00000008
1432#define SONYPI_PKEY_MASK 0x00000010
1433#define SONYPI_BACK_MASK 0x00000020
1434#define SONYPI_HELP_MASK 0x00000040
1435#define SONYPI_LID_MASK 0x00000080
1436#define SONYPI_ZOOM_MASK 0x00000100
1437#define SONYPI_THUMBPHRASE_MASK 0x00000200
1438#define SONYPI_MEYE_MASK 0x00000400
1439#define SONYPI_MEMORYSTICK_MASK 0x00000800
1440#define SONYPI_BATTERY_MASK 0x00001000
1441#define SONYPI_WIRELESS_MASK 0x00002000
1442
1443struct sonypi_event {
1444 u8 data;
1445 u8 event;
1446};
1447
1448/* The set of possible button release events */
1449static struct sonypi_event sonypi_releaseev[] = {
1450 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1451 { 0, 0 }
1452};
1453
1454/* The set of possible jogger events */
1455static struct sonypi_event sonypi_joggerev[] = {
1456 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1457 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1458 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1459 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1460 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1461 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1462 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1463 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1464 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1465 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1466 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1467 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1468 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1469 { 0, 0 }
1470};
1471
1472/* The set of possible capture button events */
1473static struct sonypi_event sonypi_captureev[] = {
1474 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1475 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1476 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1477 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1478 { 0, 0 }
1479};
1480
1481/* The set of possible fnkeys events */
1482static struct sonypi_event sonypi_fnkeyev[] = {
1483 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1484 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1485 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1486 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1487 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1488 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1489 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1490 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1491 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1492 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1493 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1494 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1495 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1496 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1497 { 0x21, SONYPI_EVENT_FNKEY_1 },
1498 { 0x22, SONYPI_EVENT_FNKEY_2 },
1499 { 0x31, SONYPI_EVENT_FNKEY_D },
1500 { 0x32, SONYPI_EVENT_FNKEY_E },
1501 { 0x33, SONYPI_EVENT_FNKEY_F },
1502 { 0x34, SONYPI_EVENT_FNKEY_S },
1503 { 0x35, SONYPI_EVENT_FNKEY_B },
1504 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1505 { 0, 0 }
1506};
1507
1508/* The set of possible program key events */
1509static struct sonypi_event sonypi_pkeyev[] = {
1510 { 0x01, SONYPI_EVENT_PKEY_P1 },
1511 { 0x02, SONYPI_EVENT_PKEY_P2 },
1512 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1513 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1514 { 0, 0 }
1515};
1516
1517/* The set of possible bluetooth events */
1518static struct sonypi_event sonypi_blueev[] = {
1519 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1520 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1521 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1522 { 0, 0 }
1523};
1524
1525/* The set of possible wireless events */
1526static struct sonypi_event sonypi_wlessev[] = {
1527 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1528 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1529 { 0, 0 }
1530};
1531
1532/* The set of possible back button events */
1533static struct sonypi_event sonypi_backev[] = {
1534 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1535 { 0, 0 }
1536};
1537
1538/* The set of possible help button events */
1539static struct sonypi_event sonypi_helpev[] = {
1540 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1541 { 0, 0 }
1542};
1543
1544
1545/* The set of possible lid events */
1546static struct sonypi_event sonypi_lidev[] = {
1547 { 0x51, SONYPI_EVENT_LID_CLOSED },
1548 { 0x50, SONYPI_EVENT_LID_OPENED },
1549 { 0, 0 }
1550};
1551
1552/* The set of possible zoom events */
1553static struct sonypi_event sonypi_zoomev[] = {
1554 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1555 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1556 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1557 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1558 { 0, 0 }
1559};
1560
1561/* The set of possible thumbphrase events */
1562static struct sonypi_event sonypi_thumbphraseev[] = {
1563 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1564 { 0, 0 }
1565};
1566
1567/* The set of possible motioneye camera events */
1568static struct sonypi_event sonypi_meyeev[] = {
1569 { 0x00, SONYPI_EVENT_MEYE_FACE },
1570 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1571 { 0, 0 }
1572};
1573
1574/* The set of possible memorystick events */
1575static struct sonypi_event sonypi_memorystickev[] = {
1576 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1577 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1578 { 0, 0 }
1579};
1580
1581/* The set of possible battery events */
1582static struct sonypi_event sonypi_batteryev[] = {
1583 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1584 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1585 { 0, 0 }
1586};
1587
1cae7103
HJ		 1588/* The set of possible volume events */
1589static struct sonypi_event sonypi_volumeev[] = {
1590 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1591 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1592 { 0, 0 }
1593};
1594
1595/* The set of possible brightness events */
1596static struct sonypi_event sonypi_brightnessev[] = {
1597 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1598 { 0, 0 }
1599};
1600
de920430
MD		 1601static struct sonypi_eventtypes type1_events[] = {
1602 { 0, 0xffffffff, sonypi_releaseev },
1603 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1604 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1605 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1606 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1607 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1608 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1609 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1610 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1611 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1612 { 0 },
1613};
1614static struct sonypi_eventtypes type2_events[] = {
1615 { 0, 0xffffffff, sonypi_releaseev },
1616 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1617 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1618 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1619 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1620 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1621 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1622 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1623 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1624 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1625 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1626 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1627 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1628 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1629 { 0 },
1630};
1631static struct sonypi_eventtypes type3_events[] = {
1632 { 0, 0xffffffff, sonypi_releaseev },
1633 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1634 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1635 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1636 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1637 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1638 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1639 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1640 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1641 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1642 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1643 { 0 },
de920430
MD		 1644};
1645
3eb8749a 1646/* low level spic calls */
33a04454 1647#define ITERATIONS_LONG 10000
1648#define ITERATIONS_SHORT 10
1649#define wait_on_command(command, iterations) { \
1650 unsigned int n = iterations; \
1651 while (--n && (command)) \
1652 udelay(1); \
1653 if (!n) \
1654 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1655 __FILE__, __func__, __LINE__); \
33a04454 1656}
1657
1658static u8 sony_pic_call1(u8 dev)
1659{
1660 u8 v1, v2;
1661
fd1caaed 1662 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1663 ITERATIONS_LONG);
fd1caaed
MD		 1664 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1665 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1666 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1667 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1668 return v2;
1669}
1670
1671static u8 sony_pic_call2(u8 dev, u8 fn)
1672{
1673 u8 v1;
1674
fd1caaed 1675 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1676 ITERATIONS_LONG);
fd1caaed
MD		 1677 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1678 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1679 ITERATIONS_LONG);
fd1caaed
MD		 1680 outb(fn, spic_dev.cur_ioport->io1.minimum);
1681 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1682 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1683 return v1;
1684}
1685
49a11dea 1686static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1687{
1688 u8 v1;
1689
fd1caaed
MD		 1690 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1691 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1692 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1693 outb(fn, spic_dev.cur_ioport->io1.minimum);
1694 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1695 outb(v, spic_dev.cur_ioport->io1.minimum);
1696 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1697 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1698 dev, fn, v, v1);
49a11dea 1699 return v1;
1700}
1701
3eb8749a
MD		 1702/*
1703 * minidrivers for SPIC models
1704 */
e93c8a68 1705static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1706{
1707 /*
1708 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1709 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1710 * irq and we can read new data from the device:
1711 * - 0x5c and 0x5f requires 0xA0
1712 * - 0x61 requires 0xB3
1713 */
1714 if (data_mask == 0x31) {
1715 if (ev == 0x5c || ev == 0x5f)
1716 sony_pic_call1(0xA0);
1717 else if (ev == 0x61)
1718 sony_pic_call1(0xB3);
1719 return 0;
1720 }
1721 return 1;
1722}
1723
1724static struct device_ctrl spic_types[] = {
1725 {
1726 .model = SONYPI_DEVICE_TYPE1,
1727 .handle_irq = NULL,
1728 .evport_offset = SONYPI_TYPE1_OFFSET,
1729 .event_types = type1_events,
1730 },
1731 {
1732 .model = SONYPI_DEVICE_TYPE2,
1733 .handle_irq = NULL,
1734 .evport_offset = SONYPI_TYPE2_OFFSET,
1735 .event_types = type2_events,
1736 },
1737 {
1738 .model = SONYPI_DEVICE_TYPE3,
e93c8a68 1739 .handle_irq = type3_handle_irq,
3eb8749a
MD		 1740 .evport_offset = SONYPI_TYPE3_OFFSET,
1741 .event_types = type3_events,
1742 },
3eb8749a
MD		 1743};
1744
1745static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1746{
1747 struct pci_dev *pcidev;
1748
1749 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1750 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1751 if (pcidev) {
1752 dev->control = &spic_types[0];
1753 goto out;
1754 }
1755
1756 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1757 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1758 if (pcidev) {
1759 dev->control = &spic_types[2];
1760 goto out;
1761 }
1762
1763 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1764 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1765 if (pcidev) {
e93c8a68 1766 dev->control = &spic_types[2];
3eb8749a
MD		 1767 goto out;
1768 }
1769
1770 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1771 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1772 if (pcidev) {
e93c8a68 1773 dev->control = &spic_types[2];
3eb8749a
MD		 1774 goto out;
1775 }
1776
d5b02695
IM		 1777 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1778 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1779 if (pcidev) {
1780 dev->control = &spic_types[2];
1781 goto out;
1782 }
1783
3eb8749a
MD		 1784 /* default */
1785 dev->control = &spic_types[1];
1786
1787out:
1788 if (pcidev)
1789 pci_dev_put(pcidev);
1790
1791 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1792 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
e93c8a68 1793 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1794}
1795
49a11dea 1796/* camera tests and poweron/poweroff */
1797#define SONYPI_CAMERA_PICTURE 5
49a11dea 1798#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1799
1800#define SONYPI_CAMERA_BRIGHTNESS 0
1801#define SONYPI_CAMERA_CONTRAST 1
1802#define SONYPI_CAMERA_HUE 2
1803#define SONYPI_CAMERA_COLOR 3
1804#define SONYPI_CAMERA_SHARPNESS 4
1805
1806#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1807#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1808#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1809#define SONYPI_CAMERA_MUTE_MASK 0x40
1810
1811/* the rest don't need a loop until not 0xff */
1812#define SONYPI_CAMERA_AGC 6
1813#define SONYPI_CAMERA_AGC_MASK 0x30
1814#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1815
1816#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1817#define SONYPI_CAMERA_CONTROL 0x10
1818
1819#define SONYPI_CAMERA_STATUS 7
1820#define SONYPI_CAMERA_STATUS_READY 0x2
1821#define SONYPI_CAMERA_STATUS_POSITION 0x4
1822
1823#define SONYPI_DIRECTION_BACKWARDS 0x4
1824
1825#define SONYPI_CAMERA_REVISION 8
1826#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1827
9f9f0761 1828static int __sony_pic_camera_ready(void)
49a11dea 1829{
1830 u8 v;
1831
1832 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1833 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1834}
1835
e364632e 1836static int __sony_pic_camera_off(void)
49a11dea 1837{
5f3d2898 1838 if (!camera) {
1839 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1840 return -ENODEV;
1841 }
1842
49a11dea 1843 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1844 SONYPI_CAMERA_MUTE_MASK),
1845 ITERATIONS_SHORT);
1846
5f3d2898 1847 if (spic_dev.camera_power) {
1848 sony_pic_call2(0x91, 0);
1849 spic_dev.camera_power = 0;
1850 }
1851 return 0;
49a11dea 1852}
1853
e364632e 1854static int __sony_pic_camera_on(void)
49a11dea 1855{
5f3d2898 1856 int i, j, x;
1857
1858 if (!camera) {
1859 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1860 return -ENODEV;
1861 }
49a11dea 1862
1863 if (spic_dev.camera_power)
e364632e 1864 return 0;
49a11dea 1865
1866 for (j = 5; j > 0; j--) {
1867
5f3d2898 1868 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1869 msleep(10);
1870 sony_pic_call1(0x93);
1871
1872 for (i = 400; i > 0; i--) {
9f9f0761 1873 if (__sony_pic_camera_ready())
49a11dea 1874 break;
1875 msleep(10);
1876 }
1877 if (i)
1878 break;
1879 }
1880
1881 if (j == 0) {
5f3d2898 1882 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1883 return -ENODEV;
49a11dea 1884 }
1885
1886 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1887 0x5a),
1888 ITERATIONS_SHORT);
1889
1890 spic_dev.camera_power = 1;
5f3d2898 1891 return 0;
49a11dea 1892}
1893
e364632e 1894/* External camera command (exported to the motion eye v4l driver) */
1895int sony_pic_camera_command(int command, u8 value)
1896{
1897 if (!camera)
1898 return -EIO;
1899
1900 mutex_lock(&spic_dev.lock);
1901
1902 switch (command) {
1ce82c14 1903 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1904 if (value)
1905 __sony_pic_camera_on();
1906 else
1907 __sony_pic_camera_off();
1908 break;
1ce82c14 1909 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1910 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1911 ITERATIONS_SHORT);
1912 break;
1ce82c14 1913 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1914 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1915 ITERATIONS_SHORT);
1916 break;
1ce82c14 1917 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1918 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1919 ITERATIONS_SHORT);
1920 break;
1ce82c14 1921 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1922 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1923 ITERATIONS_SHORT);
1924 break;
1ce82c14 1925 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1926 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1927 ITERATIONS_SHORT);
1928 break;
1ce82c14 1929 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1930 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1931 ITERATIONS_SHORT);
1932 break;
1ce82c14 1933 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1934 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1935 ITERATIONS_SHORT);
1936 break;
1937 default:
1938 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1939 command);
1940 break;
1941 }
1942 mutex_unlock(&spic_dev.lock);
1943 return 0;
1944}
1945EXPORT_SYMBOL(sony_pic_camera_command);
1946
9476cdfa 1947/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 1948static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 1949{
1950 state = !!state;
c9f1e6f6 1951 if (spic_dev.wwan_power == state)
9476cdfa 1952 return;
9476cdfa 1953 sony_pic_call2(0xB0, state);
3ad1b761 1954 sony_pic_call1(0x82);
9476cdfa 1955 spic_dev.wwan_power = state;
9476cdfa 1956}
1957
1958static ssize_t sony_pic_wwanpower_store(struct device *dev,
1959 struct device_attribute *attr,
1960 const char *buffer, size_t count)
1961{
1962 unsigned long value;
1963 if (count > 31)
1964 return -EINVAL;
1965
1966 value = simple_strtoul(buffer, NULL, 10);
c9f1e6f6
MD		 1967 mutex_lock(&spic_dev.lock);
1968 __sony_pic_set_wwanpower(value);
1969 mutex_unlock(&spic_dev.lock);
9476cdfa 1970
1971 return count;
1972}
1973
1974static ssize_t sony_pic_wwanpower_show(struct device *dev,
1975 struct device_attribute *attr, char *buffer)
1976{
1977 ssize_t count;
1978 mutex_lock(&spic_dev.lock);
1979 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
1980 mutex_unlock(&spic_dev.lock);
1981 return count;
1982}
1983
49a11dea 1984/* bluetooth subsystem power state */
9f9f0761 1985static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 1986{
1987 state = !!state;
1988 if (spic_dev.bluetooth_power == state)
1989 return;
1990 sony_pic_call2(0x96, state);
1991 sony_pic_call1(0x82);
1992 spic_dev.bluetooth_power = state;
1993}
1994
1995static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
1996 struct device_attribute *attr,
1997 const char *buffer, size_t count)
1998{
1999 unsigned long value;
2000 if (count > 31)
2001 return -EINVAL;
2002
2003 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2004 mutex_lock(&spic_dev.lock);
2005 __sony_pic_set_bluetoothpower(value);
2006 mutex_unlock(&spic_dev.lock);
49a11dea 2007
2008 return count;
2009}
2010
2011static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2012 struct device_attribute *attr, char *buffer)
2013{
9f9f0761 2014 ssize_t count = 0;
2015 mutex_lock(&spic_dev.lock);
2016 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2017 mutex_unlock(&spic_dev.lock);
2018 return count;
49a11dea 2019}
2020
2021/* fan speed */
2022/* FAN0 information (reverse engineered from ACPI tables) */
2023#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2024static int sony_pic_set_fanspeed(unsigned long value)
2025{
2026 return ec_write(SONY_PIC_FAN0_STATUS, value);
2027}
2028
2029static int sony_pic_get_fanspeed(u8 *value)
2030{
2031 return ec_read(SONY_PIC_FAN0_STATUS, value);
2032}
2033
49a11dea 2034static ssize_t sony_pic_fanspeed_store(struct device *dev,
2035 struct device_attribute *attr,
2036 const char *buffer, size_t count)
2037{
2038 unsigned long value;
2039 if (count > 31)
2040 return -EINVAL;
2041
2042 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2043 if (sony_pic_set_fanspeed(value))
49a11dea 2044 return -EIO;
2045
2046 return count;
2047}
2048
2049static ssize_t sony_pic_fanspeed_show(struct device *dev,
2050 struct device_attribute *attr, char *buffer)
2051{
2052 u8 value = 0;
7b153f36 2053 if (sony_pic_get_fanspeed(&value))
49a11dea 2054 return -EIO;
2055
2056 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2057}
2058
2059#define SPIC_ATTR(_name, _mode) \
2060struct device_attribute spic_attr_##_name = __ATTR(_name, \
2061 _mode, sony_pic_## _name ##_show, \
2062 sony_pic_## _name ##_store)
2063
49a11dea 2064static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2065static SPIC_ATTR(wwanpower, 0644);
49a11dea 2066static SPIC_ATTR(fanspeed, 0644);
2067
2068static struct attribute *spic_attributes[] = {
49a11dea 2069 &spic_attr_bluetoothpower.attr,
9476cdfa 2070 &spic_attr_wwanpower.attr,
49a11dea 2071 &spic_attr_fanspeed.attr,
2072 NULL
2073};
2074
2075static struct attribute_group spic_attribute_group = {
2076 .attrs = spic_attributes
2077};
2078
7b153f36 2079/******** SONYPI compatibility **********/
a64e62a0 2080#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2081
2082/* battery / brightness / temperature addresses */
2083#define SONYPI_BAT_FLAGS 0x81
2084#define SONYPI_LCD_LIGHT 0x96
2085#define SONYPI_BAT1_PCTRM 0xa0
2086#define SONYPI_BAT1_LEFT 0xa2
2087#define SONYPI_BAT1_MAXRT 0xa4
2088#define SONYPI_BAT2_PCTRM 0xa8
2089#define SONYPI_BAT2_LEFT 0xaa
2090#define SONYPI_BAT2_MAXRT 0xac
2091#define SONYPI_BAT1_MAXTK 0xb0
2092#define SONYPI_BAT1_FULL 0xb2
2093#define SONYPI_BAT2_MAXTK 0xb8
2094#define SONYPI_BAT2_FULL 0xba
2095#define SONYPI_TEMP_STATUS 0xC1
2096
2097struct sonypi_compat_s {
2098 struct fasync_struct *fifo_async;
2099 struct kfifo *fifo;
2100 spinlock_t fifo_lock;
2101 wait_queue_head_t fifo_proc_list;
2102 atomic_t open_count;
2103};
2104static struct sonypi_compat_s sonypi_compat = {
2105 .open_count = ATOMIC_INIT(0),
2106};
2107
2108static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2109{
60aa4924 2110 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 2111}
2112
2113static int sonypi_misc_release(struct inode *inode, struct file *file)
2114{
7b153f36 2115 atomic_dec(&sonypi_compat.open_count);
2116 return 0;
2117}
2118
2119static int sonypi_misc_open(struct inode *inode, struct file *file)
2120{
2121 /* Flush input queue on first open */
4ef4cbb3
AIB		 2122 unsigned long flags;
2123
2124 spin_lock_irqsave(sonypi_compat.fifo->lock, flags);
2125
7b153f36 2126 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
4ef4cbb3
AIB		 2127 __kfifo_reset(sonypi_compat.fifo);
2128
2129 spin_unlock_irqrestore(sonypi_compat.fifo->lock, flags);
2130
7b153f36 2131 return 0;
2132}
2133
2134static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2135 size_t count, loff_t *pos)
2136{
2137 ssize_t ret;
2138 unsigned char c;
2139
2140 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2141 (file->f_flags & O_NONBLOCK))
2142 return -EAGAIN;
2143
2144 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2145 kfifo_len(sonypi_compat.fifo) != 0);
2146 if (ret)
2147 return ret;
2148
2149 while (ret < count &&
2150 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2151 if (put_user(c, buf++))
2152 return -EFAULT;
2153 ret++;
2154 }
2155
2156 if (ret > 0) {
2157 struct inode *inode = file->f_path.dentry->d_inode;
2158 inode->i_atime = current_fs_time(inode->i_sb);
2159 }
2160
2161 return ret;
2162}
2163
2164static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2165{
2166 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2167 if (kfifo_len(sonypi_compat.fifo))
2168 return POLLIN | POLLRDNORM;
2169 return 0;
2170}
2171
2172static int ec_read16(u8 addr, u16 *value)
2173{
2174 u8 val_lb, val_hb;
2175 if (ec_read(addr, &val_lb))
2176 return -1;
2177 if (ec_read(addr + 1, &val_hb))
2178 return -1;
2179 *value = val_lb | (val_hb << 8);
2180 return 0;
2181}
2182
2b24ef09
AC		 2183static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2184 unsigned long arg)
7b153f36 2185{
2186 int ret = 0;
2187 void __user *argp = (void __user *)arg;
2188 u8 val8;
2189 u16 val16;
2190 int value;
2191
9f9f0761 2192 mutex_lock(&spic_dev.lock);
7b153f36 2193 switch (cmd) {
2194 case SONYPI_IOCGBRT:
2195 if (sony_backlight_device == NULL) {
2196 ret = -EIO;
2197 break;
2198 }
2199 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2200 ret = -EIO;
2201 break;
2202 }
2203 val8 = ((value & 0xff) - 1) << 5;
2204 if (copy_to_user(argp, &val8, sizeof(val8)))
2205 ret = -EFAULT;
2206 break;
2207 case SONYPI_IOCSBRT:
2208 if (sony_backlight_device == NULL) {
2209 ret = -EIO;
2210 break;
2211 }
2212 if (copy_from_user(&val8, argp, sizeof(val8))) {
2213 ret = -EFAULT;
2214 break;
2215 }
2216 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2217 (val8 >> 5) + 1, NULL)) {
2218 ret = -EIO;
2219 break;
2220 }
2221 /* sync the backlight device status */
2222 sony_backlight_device->props.brightness =
2223 sony_backlight_get_brightness(sony_backlight_device);
2224 break;
2225 case SONYPI_IOCGBAT1CAP:
2226 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2227 ret = -EIO;
2228 break;
2229 }
2230 if (copy_to_user(argp, &val16, sizeof(val16)))
2231 ret = -EFAULT;
2232 break;
2233 case SONYPI_IOCGBAT1REM:
2234 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2235 ret = -EIO;
2236 break;
2237 }
2238 if (copy_to_user(argp, &val16, sizeof(val16)))
2239 ret = -EFAULT;
2240 break;
2241 case SONYPI_IOCGBAT2CAP:
2242 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2243 ret = -EIO;
2244 break;
2245 }
2246 if (copy_to_user(argp, &val16, sizeof(val16)))
2247 ret = -EFAULT;
2248 break;
2249 case SONYPI_IOCGBAT2REM:
2250 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2251 ret = -EIO;
2252 break;
2253 }
2254 if (copy_to_user(argp, &val16, sizeof(val16)))
2255 ret = -EFAULT;
2256 break;
2257 case SONYPI_IOCGBATFLAGS:
2258 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2259 ret = -EIO;
2260 break;
2261 }
2262 val8 &= 0x07;
2263 if (copy_to_user(argp, &val8, sizeof(val8)))
2264 ret = -EFAULT;
2265 break;
2266 case SONYPI_IOCGBLUE:
2267 val8 = spic_dev.bluetooth_power;
2268 if (copy_to_user(argp, &val8, sizeof(val8)))
2269 ret = -EFAULT;
2270 break;
2271 case SONYPI_IOCSBLUE:
2272 if (copy_from_user(&val8, argp, sizeof(val8))) {
2273 ret = -EFAULT;
2274 break;
2275 }
9f9f0761 2276 __sony_pic_set_bluetoothpower(val8);
7b153f36 2277 break;
2278 /* FAN Controls */
2279 case SONYPI_IOCGFAN:
2280 if (sony_pic_get_fanspeed(&val8)) {
2281 ret = -EIO;
2282 break;
2283 }
2284 if (copy_to_user(argp, &val8, sizeof(val8)))
2285 ret = -EFAULT;
2286 break;
2287 case SONYPI_IOCSFAN:
2288 if (copy_from_user(&val8, argp, sizeof(val8))) {
2289 ret = -EFAULT;
2290 break;
2291 }
2292 if (sony_pic_set_fanspeed(val8))
2293 ret = -EIO;
2294 break;
2295 /* GET Temperature (useful under APM) */
2296 case SONYPI_IOCGTEMP:
2297 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2298 ret = -EIO;
2299 break;
2300 }
2301 if (copy_to_user(argp, &val8, sizeof(val8)))
2302 ret = -EFAULT;
2303 break;
2304 default:
2305 ret = -EINVAL;
2306 }
9f9f0761 2307 mutex_unlock(&spic_dev.lock);
7b153f36 2308 return ret;
2309}
2310
2311static const struct file_operations sonypi_misc_fops = {
2312 .owner = THIS_MODULE,
2313 .read = sonypi_misc_read,
2314 .poll = sonypi_misc_poll,
2315 .open = sonypi_misc_open,
2316 .release = sonypi_misc_release,
2317 .fasync = sonypi_misc_fasync,
2b24ef09 2318 .unlocked_ioctl = sonypi_misc_ioctl,
7b153f36 2319};
2320
2321static struct miscdevice sonypi_misc_device = {
2322 .minor = MISC_DYNAMIC_MINOR,
2323 .name = "sonypi",
2324 .fops = &sonypi_misc_fops,
2325};
2326
2327static void sonypi_compat_report_event(u8 event)
2328{
2329 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2330 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2331 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2332}
2333
2334static int sonypi_compat_init(void)
2335{
2336 int error;
2337
2338 spin_lock_init(&sonypi_compat.fifo_lock);
2339 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2340 &sonypi_compat.fifo_lock);
2341 if (IS_ERR(sonypi_compat.fifo)) {
2342 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2343 return PTR_ERR(sonypi_compat.fifo);
2344 }
2345
2346 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2347
2348 if (minor != -1)
2349 sonypi_misc_device.minor = minor;
2350 error = misc_register(&sonypi_misc_device);
2351 if (error) {
2352 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2353 goto err_free_kfifo;
2354 }
2355 if (minor == -1)
5f3d2898 2356 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2357 sonypi_misc_device.minor);
2358
2359 return 0;
2360
2361err_free_kfifo:
2362 kfifo_free(sonypi_compat.fifo);
2363 return error;
2364}
2365
2366static void sonypi_compat_exit(void)
2367{
2368 misc_deregister(&sonypi_misc_device);
2369 kfifo_free(sonypi_compat.fifo);
2370}
2371#else
2372static int sonypi_compat_init(void) { return 0; }
2373static void sonypi_compat_exit(void) { }
2374static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2375#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2376
1549ee6f 2377/*
33a04454 2378 * ACPI callbacks
1549ee6f 2379 */
33a04454 2380static acpi_status
2381sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2382{
2383 u32 i;
2384 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2385
2386 switch (resource->type) {
2387 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2388 {
2389 /* start IO enumeration */
2390 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2391 if (!ioport)
2392 return AE_ERROR;
2393
2394 list_add(&ioport->list, &dev->ioports);
2395 return AE_OK;
2396 }
2397
33a04454 2398 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2399 /* end IO enumeration */
33a04454 2400 return AE_OK;
2401
2402 case ACPI_RESOURCE_TYPE_IRQ:
2403 {
2404 struct acpi_resource_irq *p = &resource->data.irq;
2405 struct sony_pic_irq *interrupt = NULL;
2406 if (!p || !p->interrupt_count) {
2407 /*
2408 * IRQ descriptors may have no IRQ# bits set,
2409 * particularly those those w/ _STA disabled
2410 */
2411 dprintk("Blank IRQ resource\n");
2412 return AE_OK;
2413 }
2414 for (i = 0; i < p->interrupt_count; i++) {
2415 if (!p->interrupts[i]) {
2416 printk(KERN_WARNING DRV_PFX
2417 "Invalid IRQ %d\n",
2418 p->interrupts[i]);
2419 continue;
2420 }
2421 interrupt = kzalloc(sizeof(*interrupt),
2422 GFP_KERNEL);
2423 if (!interrupt)
2424 return AE_ERROR;
2425
fd1caaed 2426 list_add(&interrupt->list, &dev->interrupts);
33a04454 2427 interrupt->irq.triggering = p->triggering;
2428 interrupt->irq.polarity = p->polarity;
2429 interrupt->irq.sharable = p->sharable;
2430 interrupt->irq.interrupt_count = 1;
2431 interrupt->irq.interrupts[0] = p->interrupts[i];
2432 }
2433 return AE_OK;
2434 }
2435 case ACPI_RESOURCE_TYPE_IO:
2436 {
2437 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2438 struct sony_pic_ioport *ioport =
2439 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2440 if (!io) {
2441 dprintk("Blank IO resource\n");
2442 return AE_OK;
2443 }
2444
fd1caaed
MD		 2445 if (!ioport->io1.minimum) {
2446 memcpy(&ioport->io1, io, sizeof(*io));
2447 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2448 ioport->io1.address_length);
2449 }
2450 else if (!ioport->io2.minimum) {
2451 memcpy(&ioport->io2, io, sizeof(*io));
2452 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2453 ioport->io2.address_length);
2454 }
2455 else {
2456 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2457 return AE_ERROR;
fd1caaed 2458 }
33a04454 2459 return AE_OK;
2460 }
2461 default:
2462 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2463 resource->type);
2464
2465 case ACPI_RESOURCE_TYPE_END_TAG:
2466 return AE_OK;
2467 }
2468 return AE_CTRL_TERMINATE;
2469}
2470
2471static int sony_pic_possible_resources(struct acpi_device *device)
2472{
2473 int result = 0;
2474 acpi_status status = AE_OK;
2475
2476 if (!device)
2477 return -EINVAL;
2478
2479 /* get device status */
2480 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2481 dprintk("Evaluating _STA\n");
2482 result = acpi_bus_get_status(device);
2483 if (result) {
2484 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2485 goto end;
2486 }
2487
2488 if (!device->status.enabled)
2489 dprintk("Device disabled\n");
2490 else
2491 dprintk("Device enabled\n");
2492
2493 /*
2494 * Query and parse 'method'
2495 */
2496 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2497 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2498 sony_pic_read_possible_resource, &spic_dev);
2499 if (ACPI_FAILURE(status)) {
2500 printk(KERN_WARNING DRV_PFX
2501 "Failure evaluating %s\n",
2502 METHOD_NAME__PRS);
2503 result = -ENODEV;
2504 }
2505end:
2506 return result;
2507}
2508
2509/*
2510 * Disable the spic device by calling its _DIS method
2511 */
2512static int sony_pic_disable(struct acpi_device *device)
2513{
6158d3a2
MG		 2514 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2515 NULL);
2516
2517 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2518 return -ENXIO;
2519
2520 dprintk("Device disabled\n");
2521 return 0;
2522}
2523
2524
2525/*
2526 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2527 *
2528 * Call _SRS to set current resources
2529 */
2530static int sony_pic_enable(struct acpi_device *device,
2531 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2532{
2533 acpi_status status;
2534 int result = 0;
fd1caaed
MD		 2535 /* Type 1 resource layout is:
2536 * IO
2537 * IO
2538 * IRQNoFlags
2539 * End
2540 *
2541 * Type 2 and 3 resource layout is:
2542 * IO
2543 * IRQNoFlags
2544 * End
2545 */
33a04454 2546 struct {
fd1caaed
MD		 2547 struct acpi_resource res1;
2548 struct acpi_resource res2;
2549 struct acpi_resource res3;
2550 struct acpi_resource res4;
33a04454 2551 } *resource;
2552 struct acpi_buffer buffer = { 0, NULL };
2553
2554 if (!ioport || !irq)
2555 return -EINVAL;
2556
2557 /* init acpi_buffer */
2558 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2559 if (!resource)
2560 return -ENOMEM;
2561
2562 buffer.length = sizeof(*resource) + 1;
2563 buffer.pointer = resource;
2564
fd1caaed 2565 /* setup Type 1 resources */
de920430 2566 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
33a04454 2567
fd1caaed
MD		 2568 /* setup io resources */
2569 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2570 resource->res1.length = sizeof(struct acpi_resource);
2571 memcpy(&resource->res1.data.io, &ioport->io1,
2572 sizeof(struct acpi_resource_io));
33a04454 2573
fd1caaed
MD		 2574 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2575 resource->res2.length = sizeof(struct acpi_resource);
2576 memcpy(&resource->res2.data.io, &ioport->io2,
2577 sizeof(struct acpi_resource_io));
2578
2579 /* setup irq resource */
2580 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2581 resource->res3.length = sizeof(struct acpi_resource);
2582 memcpy(&resource->res3.data.irq, &irq->irq,
2583 sizeof(struct acpi_resource_irq));
2584 /* we requested a shared irq */
2585 resource->res3.data.irq.sharable = ACPI_SHARED;
2586
2587 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2588
2589 }
2590 /* setup Type 2/3 resources */
2591 else {
2592 /* setup io resource */
2593 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2594 resource->res1.length = sizeof(struct acpi_resource);
2595 memcpy(&resource->res1.data.io, &ioport->io1,
2596 sizeof(struct acpi_resource_io));
2597
2598 /* setup irq resource */
2599 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2600 resource->res2.length = sizeof(struct acpi_resource);
2601 memcpy(&resource->res2.data.irq, &irq->irq,
2602 sizeof(struct acpi_resource_irq));
2603 /* we requested a shared irq */
2604 resource->res2.data.irq.sharable = ACPI_SHARED;
2605
2606 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2607 }
33a04454 2608
2609 /* Attempt to set the resource */
2610 dprintk("Evaluating _SRS\n");
2611 status = acpi_set_current_resources(device->handle, &buffer);
2612
2613 /* check for total failure */
2614 if (ACPI_FAILURE(status)) {
fd1caaed 2615 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2616 result = -ENODEV;
2617 goto end;
2618 }
2619
2620 /* Necessary device initializations calls (from sonypi) */
2621 sony_pic_call1(0x82);
2622 sony_pic_call2(0x81, 0xff);
2623 sony_pic_call1(compat ? 0x92 : 0x82);
2624
2625end:
2626 kfree(resource);
2627 return result;
2628}
2629
2630/*****************
2631 *
2632 * ISR: some event is available
2633 *
2634 *****************/
2635static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2636{
2637 int i, j;
33a04454 2638 u8 ev = 0;
2639 u8 data_mask = 0;
2640 u8 device_event = 0;
2641
2642 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2643
fd1caaed
MD		 2644 ev = inb_p(dev->cur_ioport->io1.minimum);
2645 if (dev->cur_ioport->io2.minimum)
2646 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2647 else
de920430
MD		 2648 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2649 dev->control->evport_offset);
33a04454 2650
22a17780 2651 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430
MD		 2652 ev, data_mask, dev->cur_ioport->io1.minimum,
2653 dev->control->evport_offset);
33a04454 2654
2655 if (ev == 0x00 || ev == 0xff)
2656 return IRQ_HANDLED;
2657
de920430 2658 for (i = 0; dev->control->event_types[i].mask; i++) {
33a04454 2659
de920430
MD		 2660 if ((data_mask & dev->control->event_types[i].data) !=
2661 dev->control->event_types[i].data)
33a04454 2662 continue;
2663
de920430 2664 if (!(mask & dev->control->event_types[i].mask))
33a04454 2665 continue;
2666
de920430
MD		 2667 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2668 if (ev == dev->control->event_types[i].events[j].data) {
33a04454 2669 device_event =
de920430
MD		 2670 dev->control->
2671 event_types[i].events[j].event;
33a04454 2672 goto found;
2673 }
2674 }
2675 }
3eb8749a
MD		 2676 /* Still not able to decode the event try to pass
2677 * it over to the minidriver
2678 */
2679 if (dev->control->handle_irq &&
2680 dev->control->handle_irq(data_mask, ev) == 0)
2681 return IRQ_HANDLED;
2682
de920430
MD		 2683 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2684 ev, data_mask, dev->cur_ioport->io1.minimum,
2685 dev->control->evport_offset);
33a04454 2686 return IRQ_HANDLED;
2687
2688found:
1549ee6f 2689 sony_laptop_report_input_event(device_event);
de920430 2690 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2691 sonypi_compat_report_event(device_event);
33a04454 2692
2693 return IRQ_HANDLED;
2694}
2695
2696/*****************
2697 *
2698 * ACPI driver
2699 *
2700 *****************/
2701static int sony_pic_remove(struct acpi_device *device, int type)
2702{
2703 struct sony_pic_ioport *io, *tmp_io;
2704 struct sony_pic_irq *irq, *tmp_irq;
2705
2706 if (sony_pic_disable(device)) {
2707 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2708 return -ENXIO;
2709 }
2710
2711 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2712 release_region(spic_dev.cur_ioport->io1.minimum,
2713 spic_dev.cur_ioport->io1.address_length);
2714 if (spic_dev.cur_ioport->io2.minimum)
2715 release_region(spic_dev.cur_ioport->io2.minimum,
2716 spic_dev.cur_ioport->io2.address_length);
33a04454 2717
015a916f
MD		 2718 sonypi_compat_exit();
2719
1549ee6f 2720 sony_laptop_remove_input();
33a04454 2721
49a11dea 2722 /* pf attrs */
2723 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2724 sony_pf_remove();
2725
33a04454 2726 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2727 list_del(&io->list);
2728 kfree(io);
2729 }
2730 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2731 list_del(&irq->list);
2732 kfree(irq);
2733 }
2734 spic_dev.cur_ioport = NULL;
2735 spic_dev.cur_irq = NULL;
2736
f6119b02 2737 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2738 return 0;
2739}
2740
2741static int sony_pic_add(struct acpi_device *device)
2742{
2743 int result;
2744 struct sony_pic_ioport *io, *tmp_io;
2745 struct sony_pic_irq *irq, *tmp_irq;
2746
f6119b02 2747 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2748 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2749
2750 spic_dev.acpi_dev = device;
2751 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2752 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2753 mutex_init(&spic_dev.lock);
33a04454 2754
2755 /* read _PRS resources */
2756 result = sony_pic_possible_resources(device);
2757 if (result) {
2758 printk(KERN_ERR DRV_PFX
ff07a53a 2759 "Unable to read possible resources.\n");
33a04454 2760 goto err_free_resources;
2761 }
2762
2763 /* setup input devices and helper fifo */
2e4d242c 2764 result = sony_laptop_setup_input(device);
33a04454 2765 if (result) {
2766 printk(KERN_ERR DRV_PFX
ff07a53a 2767 "Unable to create input devices.\n");
33a04454 2768 goto err_free_resources;
2769 }
2770
015a916f
MD		 2771 if (sonypi_compat_init())
2772 goto err_remove_input;
2773
33a04454 2774 /* request io port */
fd1caaed
MD		 2775 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2776 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2777 "Sony Programable I/O Device")) {
fd1caaed
MD		 2778 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2779 io->io1.minimum, io->io1.maximum,
2780 io->io1.address_length);
2781 /* Type 1 have 2 ioports */
2782 if (io->io2.minimum) {
2783 if (request_region(io->io2.minimum,
2784 io->io2.address_length,
2785 "Sony Programable I/O Device")) {
2786 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2787 io->io2.minimum, io->io2.maximum,
2788 io->io2.address_length);
2789 spic_dev.cur_ioport = io;
2790 break;
2791 }
2792 else {
2793 dprintk("Unable to get I/O port2: "
2794 "0x%.4x (0x%.4x) + 0x%.2x\n",
2795 io->io2.minimum, io->io2.maximum,
2796 io->io2.address_length);
2797 release_region(io->io1.minimum,
2798 io->io1.address_length);
2799 }
2800 }
2801 else {
2802 spic_dev.cur_ioport = io;
2803 break;
2804 }
33a04454 2805 }
2806 }
2807 if (!spic_dev.cur_ioport) {
2808 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2809 result = -ENODEV;
015a916f 2810 goto err_remove_compat;
33a04454 2811 }
2812
2813 /* request IRQ */
fd1caaed 2814 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2815 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2816 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2817 dprintk("IRQ: %d - triggering: %d - "
2818 "polarity: %d - shr: %d\n",
2819 irq->irq.interrupts[0],
2820 irq->irq.triggering,
2821 irq->irq.polarity,
2822 irq->irq.sharable);
2823 spic_dev.cur_irq = irq;
2824 break;
2825 }
2826 }
2827 if (!spic_dev.cur_irq) {
2828 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2829 result = -ENODEV;
2830 goto err_release_region;
2831 }
2832
2833 /* set resource status _SRS */
2834 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2835 if (result) {
2836 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2837 goto err_free_irq;
2838 }
2839
49a11dea 2840 spic_dev.bluetooth_power = -1;
2841 /* create device attributes */
2842 result = sony_pf_add();
2843 if (result)
2844 goto err_disable_device;
2845
2846 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2847 if (result)
2848 goto err_remove_pf;
2849
33a04454 2850 return 0;
2851
49a11dea 2852err_remove_pf:
2853 sony_pf_remove();
2854
2855err_disable_device:
2856 sony_pic_disable(device);
2857
33a04454 2858err_free_irq:
2859 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2860
2861err_release_region:
fd1caaed
MD		 2862 release_region(spic_dev.cur_ioport->io1.minimum,
2863 spic_dev.cur_ioport->io1.address_length);
2864 if (spic_dev.cur_ioport->io2.minimum)
2865 release_region(spic_dev.cur_ioport->io2.minimum,
2866 spic_dev.cur_ioport->io2.address_length);
33a04454 2867
015a916f
MD		 2868err_remove_compat:
2869 sonypi_compat_exit();
2870
33a04454 2871err_remove_input:
1549ee6f 2872 sony_laptop_remove_input();
33a04454 2873
2874err_free_resources:
2875 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2876 list_del(&io->list);
2877 kfree(io);
2878 }
2879 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2880 list_del(&irq->list);
2881 kfree(irq);
2882 }
2883 spic_dev.cur_ioport = NULL;
2884 spic_dev.cur_irq = NULL;
2885
2886 return result;
2887}
2888
2889static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2890{
2891 if (sony_pic_disable(device))
2892 return -ENXIO;
2893 return 0;
2894}
2895
2896static int sony_pic_resume(struct acpi_device *device)
2897{
2898 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2899 return 0;
2900}
2901
1ba90e3a
TR		 2902static const struct acpi_device_id sony_pic_device_ids[] = {
2903 {SONY_PIC_HID, 0},
2904 {"", 0},
2905};
2906
33a04454 2907static struct acpi_driver sony_pic_driver = {
2908 .name = SONY_PIC_DRIVER_NAME,
2909 .class = SONY_PIC_CLASS,
1ba90e3a 2910 .ids = sony_pic_device_ids,
33a04454 2911 .owner = THIS_MODULE,
2912 .ops = {
2913 .add = sony_pic_add,
2914 .remove = sony_pic_remove,
2915 .suspend = sony_pic_suspend,
2916 .resume = sony_pic_resume,
2917 },
2918};
2919
2920static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2921 {
2922 .ident = "Sony Vaio",
2923 .matches = {
2924 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2925 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2926 },
2927 },
2928 {
2929 .ident = "Sony Vaio",
2930 .matches = {
2931 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2932 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2933 },
2934 },
2935 { }
2936};
2937
59b19106 2938static int __init sony_laptop_init(void)
7f09c432 2939{
33a04454 2940 int result;
2941
2942 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2943 result = acpi_bus_register_driver(&sony_pic_driver);
2944 if (result) {
2945 printk(KERN_ERR DRV_PFX
2946 "Unable to register SPIC driver.");
2947 goto out;
2948 }
2949 }
2950
2951 result = acpi_bus_register_driver(&sony_nc_driver);
2952 if (result) {
2953 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2954 goto out_unregister_pic;
2955 }
2956
2957 return 0;
2958
2959out_unregister_pic:
2960 if (!no_spic)
2961 acpi_bus_unregister_driver(&sony_pic_driver);
2962out:
2963 return result;
7f09c432
SP		 2964}
2965
59b19106 2966static void __exit sony_laptop_exit(void)
7f09c432 2967{
59b19106 2968 acpi_bus_unregister_driver(&sony_nc_driver);
33a04454 2969 if (!no_spic)
2970 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 2971}
2972
59b19106 2973module_init(sony_laptop_init);
2974module_exit(sony_laptop_exit);
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