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rfkill: rewrite
[linux-2.6-block.git] / drivers / platform / x86 / sony-laptop.c
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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
LM		 978 struct acpi_device_info *info;
979 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
7f09c432 980
30823736
LM		 981 if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
982 info = buffer.pointer;
7f09c432 983
30823736
LM		 984 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
985 (char *)&info->name, info->param_count);
986
987 kfree(buffer.pointer);
988 }
7f09c432
SP		 989
990 return AE_OK;
991}
992
d78865cd
MD		 993/*
994 * ACPI device
995 */
badf26f0
MG		 996static int sony_nc_function_setup(struct acpi_device *device)
997{
998 int result;
999
1000 /* Enable all events */
1001 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
1002
1003 /* Setup hotkeys */
1004 sony_call_snc_handle(0x0100, 0, &result);
1005 sony_call_snc_handle(0x0101, 0, &result);
1006 sony_call_snc_handle(0x0102, 0x100, &result);
560e84ac 1007 sony_call_snc_handle(0x0127, 0, &result);
badf26f0
MG		 1008
1009 return 0;
1010}
1011
59b19106 1012static int sony_nc_resume(struct acpi_device *device)
d78865cd 1013{
59b19106 1014 struct sony_nc_value *item;
badf26f0 1015 acpi_handle handle;
d78865cd 1016
59b19106 1017 for (item = sony_nc_values; item->name; item++) {
d78865cd
MD		 1018 int ret;
1019
1020 if (!item->valid)
1021 continue;
59b19106 1022 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
a02d1c1d 1023 item->value, NULL);
d78865cd 1024 if (ret < 0) {
6e574195 1025 printk("%s: %d\n", __func__, ret);
d78865cd
MD		 1026 break;
1027 }
1028 }
6315fd1c 1029
82734bfc
MG		 1030 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1031 &handle))) {
1032 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1033 dprintk("ECON Method failed\n");
1034 }
1035
badf26f0
MG		 1036 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1037 &handle))) {
1038 dprintk("Doing SNC setup\n");
1039 sony_nc_function_setup(device);
1040 }
1041
e84a02ba
MD		 1042 /* set the last requested brightness level */
1043 if (sony_backlight_device &&
c35d4b35 1044 sony_backlight_update_status(sony_backlight_device) < 0)
0ef9cff1 1045 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
e84a02ba 1046
d78865cd
MD		 1047 return 0;
1048}
1049
6cc056bc
MG		 1050static void sony_nc_rfkill_cleanup(void)
1051{
1052 int i;
1053
19d337df
JB		 1054 for (i = 0; i < N_SONY_RFKILL; i++) {
1055 if (sony_rfkill_devices[i]) {
6cc056bc 1056 rfkill_unregister(sony_rfkill_devices[i]);
19d337df
JB		 1057 rfkill_destroy(sony_rfkill_devices[i]);
1058 }
6cc056bc
MG		 1059 }
1060}
1061
19d337df 1062static int sony_nc_rfkill_set(void *data, bool blocked)
6cc056bc
MG		 1063{
1064 int result;
1065 int argument = sony_rfkill_address[(long) data] + 0x100;
1066
19d337df 1067 if (!blocked)
6cc056bc
MG		 1068 argument |= 0xff0000;
1069
1070 return sony_call_snc_handle(0x124, argument, &result);
1071}
1072
19d337df
JB		 1073static const struct rfkill_ops sony_rfkill_ops = {
1074 .set_block = sony_nc_rfkill_set,
1075};
6cc056bc 1076
19d337df
JB		 1077static int sony_nc_setup_rfkill(struct acpi_device *device,
1078 enum sony_nc_rfkill nc_type)
6cc056bc
MG		 1079{
1080 int err = 0;
19d337df
JB		 1081 struct rfkill *rfk;
1082 enum rfkill_type type;
1083 const char *name;
1084
1085 switch (nc_type) {
1086 case SONY_WIFI:
1087 type = RFKILL_TYPE_WLAN;
1088 name = "sony-wifi";
1089 break;
1090 case SONY_BLUETOOTH:
1091 type = RFKILL_TYPE_BLUETOOTH;
1092 name = "sony-bluetooth";
1093 break;
1094 case SONY_WWAN:
1095 type = RFKILL_TYPE_WWAN;
1096 name = "sony-wwan";
1097 break;
1098 case SONY_WIMAX:
1099 type = RFKILL_TYPE_WIMAX;
1100 name = "sony-wimax";
1101 break;
1102 default:
1103 return -EINVAL;
53005a0a 1104 }
6cc056bc 1105
19d337df
JB		 1106 rfk = rfkill_alloc(name, &device->dev, type,
1107 &sony_rfkill_ops, (void *)nc_type);
1108 if (!rfk)
1109 return -ENOMEM;
6cc056bc 1110
19d337df
JB		 1111 err = rfkill_register(rfk);
1112 if (err) {
1113 rfkill_destroy(rfk);
1114 return err;
53005a0a 1115 }
19d337df
JB		 1116 sony_rfkill_devices[nc_type] = rfk;
1117 sony_nc_rfkill_set((void *)nc_type, false);
6cc056bc
MG		 1118 return err;
1119}
1120
19d337df 1121static void sony_nc_rfkill_update()
6cc056bc 1122{
19d337df
JB		 1123 enum sony_nc_rfkill i;
1124 int result;
1125 bool hwblock;
6cc056bc 1126
19d337df
JB		 1127 sony_call_snc_handle(0x124, 0x200, &result);
1128 hwblock = !(result & 0x1);
6cc056bc 1129
19d337df
JB		 1130 for (i = 0; i < N_SONY_RFKILL; i++) {
1131 int argument = sony_rfkill_address[i];
6cc056bc 1132
19d337df
JB		 1133 if (!sony_rfkill_devices[i])
1134 continue;
1135
1136 if (hwblock) {
1137 if (rfkill_set_hw_state(sony_rfkill_devices[i], true))
1138 sony_nc_rfkill_set(sony_rfkill_devices[i],
1139 true);
1140 continue;
6cc056bc 1141 }
19d337df
JB		 1142
1143 sony_call_snc_handle(0x124, argument, &result);
1144 rfkill_set_states(sony_rfkill_devices[i],
1145 !(result & 0xf), false);
6cc056bc
MG		 1146 }
1147}
1148
1149static int sony_nc_rfkill_setup(struct acpi_device *device)
1150{
1151 int result, ret;
1152
1153 if (sony_find_snc_handle(0x124) == -1)
1154 return -1;
1155
1156 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1157 if (ret) {
1158 printk(KERN_INFO DRV_PFX
1159 "Unable to enumerate rfkill devices: %x\n", ret);
1160 return ret;
1161 }
1162
1163 if (result & 0x1)
19d337df 1164 sony_nc_setup_rfkill(device, SONY_WIFI);
6cc056bc 1165 if (result & 0x2)
19d337df 1166 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
6cc056bc 1167 if (result & 0x1c)
19d337df 1168 sony_nc_setup_rfkill(device, SONY_WWAN);
6cc056bc 1169 if (result & 0x20)
19d337df 1170 sony_nc_setup_rfkill(device, SONY_WIMAX);
6cc056bc
MG		 1171
1172 return 0;
1173}
1174
59b19106 1175static int sony_nc_add(struct acpi_device *device)
7f09c432
SP		 1176{
1177 acpi_status status;
8607c673 1178 int result = 0;
50f62afb 1179 acpi_handle handle;
56b8756b 1180 struct sony_nc_value *item;
7f09c432 1181
f6119b02 1182 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1183 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1184
59b19106 1185 sony_nc_acpi_device = device;
33a04454 1186 strcpy(acpi_device_class(device), "sony/hotkey");
c561162f 1187
59b19106 1188 sony_nc_acpi_handle = device->handle;
7f09c432 1189
b25b732a
MD		 1190 /* read device status */
1191 result = acpi_bus_get_status(device);
1192 /* bail IFF the above call was successful and the device is not present */
1193 if (!result && !device->status.present) {
1194 dprintk("Device not present\n");
1195 result = -ENODEV;
1196 goto outwalk;
1197 }
1198
7f09c432 1199 if (debug) {
59b19106 1200 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
7f09c432
SP		 1201 1, sony_walk_callback, NULL, NULL);
1202 if (ACPI_FAILURE(status)) {
f6119b02 1203 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
7f09c432
SP		 1204 result = -ENODEV;
1205 goto outwalk;
1206 }
c561162f 1207 }
7f09c432 1208
b25b732a
MD		 1209 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1210 * should be respected as we already checked for the device presence above */
1211 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1212 dprintk("Invoking _INI\n");
1213 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1214 NULL, NULL)))
1215 dprintk("_INI Method failed\n");
1216 }
1217
82734bfc
MG		 1218 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1219 &handle))) {
1220 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1221 dprintk("ECON Method failed\n");
1222 }
1223
badf26f0
MG		 1224 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1225 &handle))) {
1226 dprintk("Doing SNC setup\n");
1227 sony_nc_function_setup(device);
6cc056bc 1228 sony_nc_rfkill_setup(device);
badf26f0
MG		 1229 }
1230
1549ee6f 1231 /* setup input devices and helper fifo */
2e4d242c 1232 result = sony_laptop_setup_input(device);
1549ee6f 1233 if (result) {
1234 printk(KERN_ERR DRV_PFX
ff07a53a 1235 "Unable to create input devices.\n");
1549ee6f 1236 goto outwalk;
1237 }
1238
38cfc148 1239 if (acpi_video_backlight_support()) {
3fedd90f 1240 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
540b8bb9
TR		 1241 "controlled by ACPI video driver\n");
1242 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1243 &handle))) {
50f62afb 1244 sony_backlight_device = backlight_device_register("sony", NULL,
a02d1c1d 1245 NULL,
321709c5 1246 &sony_backlight_ops);
7df03b82 1247
a02d1c1d 1248 if (IS_ERR(sony_backlight_device)) {
f6119b02 1249 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
7df03b82 1250 sony_backlight_device = NULL;
321709c5
RP		 1251 } else {
1252 sony_backlight_device->props.brightness =
a02d1c1d
LB		 1253 sony_backlight_get_brightness
1254 (sony_backlight_device);
2e4d242c 1255 sony_backlight_device->props.max_brightness =
321709c5
RP		 1256 SONY_MAX_BRIGHTNESS - 1;
1257 }
1258
50f62afb 1259 }
7f09c432 1260
49a11dea 1261 result = sony_pf_add();
1262 if (result)
ed3aa4b7 1263 goto outbacklight;
7f09c432 1264
56b8756b 1265 /* create sony_pf sysfs attributes related to the SNC device */
1266 for (item = sony_nc_values; item->name; ++item) {
1267
1268 if (!debug && item->debug)
1269 continue;
1270
1271 /* find the available acpiget as described in the DSDT */
1272 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1273 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1274 *item->acpiget,
1275 &handle))) {
b9a218b7 1276 dprintk("Found %s getter: %s\n",
1277 item->name, *item->acpiget);
56b8756b 1278 item->devattr.attr.mode |= S_IRUGO;
1279 break;
1280 }
1281 }
1282
1283 /* find the available acpiset as described in the DSDT */
1284 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1285 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1286 *item->acpiset,
1287 &handle))) {
b9a218b7 1288 dprintk("Found %s setter: %s\n",
1289 item->name, *item->acpiset);
56b8756b 1290 item->devattr.attr.mode |= S_IWUSR;
1291 break;
1292 }
1293 }
1294
1295 if (item->devattr.attr.mode != 0) {
1296 result =
1297 device_create_file(&sony_pf_device->dev,
1298 &item->devattr);
1299 if (result)
1300 goto out_sysfs;
1301 }
1302 }
1303
7f09c432
SP		 1304 return 0;
1305
56b8756b 1306 out_sysfs:
1307 for (item = sony_nc_values; item->name; ++item) {
1308 device_remove_file(&sony_pf_device->dev, &item->devattr);
1309 }
1310 sony_pf_remove();
1549ee6f 1311
a02d1c1d 1312 outbacklight:
7df03b82
MD		 1313 if (sony_backlight_device)
1314 backlight_device_unregister(sony_backlight_device);
1315
1549ee6f 1316 sony_laptop_remove_input();
1317
a02d1c1d 1318 outwalk:
6cc056bc 1319 sony_nc_rfkill_cleanup();
7f09c432
SP		 1320 return result;
1321}
1322
59b19106 1323static int sony_nc_remove(struct acpi_device *device, int type)
7f09c432 1324{
56b8756b 1325 struct sony_nc_value *item;
7f09c432 1326
50f62afb
AG		 1327 if (sony_backlight_device)
1328 backlight_device_unregister(sony_backlight_device);
1329
59b19106 1330 sony_nc_acpi_device = NULL;
c561162f 1331
56b8756b 1332 for (item = sony_nc_values; item->name; ++item) {
1333 device_remove_file(&sony_pf_device->dev, &item->devattr);
1334 }
1335
1336 sony_pf_remove();
1549ee6f 1337 sony_laptop_remove_input();
6cc056bc 1338 sony_nc_rfkill_cleanup();
f6119b02 1339 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
7f09c432
SP		 1340
1341 return 0;
1342}
1343
1ba90e3a
TR		 1344static const struct acpi_device_id sony_device_ids[] = {
1345 {SONY_NC_HID, 0},
1346 {SONY_PIC_HID, 0},
1347 {"", 0},
1348};
1349MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1350
1351static const struct acpi_device_id sony_nc_device_ids[] = {
1352 {SONY_NC_HID, 0},
1353 {"", 0},
1354};
1355
59b19106 1356static struct acpi_driver sony_nc_driver = {
1357 .name = SONY_NC_DRIVER_NAME,
1358 .class = SONY_NC_CLASS,
1ba90e3a 1359 .ids = sony_nc_device_ids,
33a04454 1360 .owner = THIS_MODULE,
a02d1c1d 1361 .ops = {
59b19106 1362 .add = sony_nc_add,
1363 .remove = sony_nc_remove,
1364 .resume = sony_nc_resume,
8037d6e6 1365 .notify = sony_nc_notify,
a02d1c1d 1366 },
3f4f461f
AM		 1367};
1368
33a04454 1369/*********** SPIC (SNY6001) Device ***********/
1370
1371#define SONYPI_DEVICE_TYPE1 0x00000001
1372#define SONYPI_DEVICE_TYPE2 0x00000002
1373#define SONYPI_DEVICE_TYPE3 0x00000004
3eb8749a 1374#define SONYPI_DEVICE_TYPE4 0x00000008
33a04454 1375
22a17780
MD		 1376#define SONYPI_TYPE1_OFFSET 0x04
1377#define SONYPI_TYPE2_OFFSET 0x12
1378#define SONYPI_TYPE3_OFFSET 0x12
33a04454 1379
33a04454 1380struct sony_pic_ioport {
fd1caaed
MD		 1381 struct acpi_resource_io io1;
1382 struct acpi_resource_io io2;
33a04454 1383 struct list_head list;
1384};
1385
1386struct sony_pic_irq {
1387 struct acpi_resource_irq irq;
1388 struct list_head list;
1389};
1390
de920430
MD		 1391struct sonypi_eventtypes {
1392 u8 data;
1393 unsigned long mask;
1394 struct sonypi_event *events;
1395};
1396
1397struct device_ctrl {
1398 int model;
3eb8749a 1399 int (*handle_irq)(const u8, const u8);
de920430
MD		 1400 u16 evport_offset;
1401 u8 has_camera;
1402 u8 has_bluetooth;
1403 u8 has_wwan;
1404 struct sonypi_eventtypes *event_types;
1405};
1406
33a04454 1407struct sony_pic_dev {
de920430 1408 struct device_ctrl *control;
33a04454 1409 struct acpi_device *acpi_dev;
1410 struct sony_pic_irq *cur_irq;
1411 struct sony_pic_ioport *cur_ioport;
1412 struct list_head interrupts;
1413 struct list_head ioports;
9f9f0761 1414 struct mutex lock;
de920430
MD		 1415 u8 camera_power;
1416 u8 bluetooth_power;
1417 u8 wwan_power;
33a04454 1418};
1419
1420static struct sony_pic_dev spic_dev = {
1421 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1422 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1423};
1424
1425/* Event masks */
1426#define SONYPI_JOGGER_MASK 0x00000001
1427#define SONYPI_CAPTURE_MASK 0x00000002
1428#define SONYPI_FNKEY_MASK 0x00000004
1429#define SONYPI_BLUETOOTH_MASK 0x00000008
1430#define SONYPI_PKEY_MASK 0x00000010
1431#define SONYPI_BACK_MASK 0x00000020
1432#define SONYPI_HELP_MASK 0x00000040
1433#define SONYPI_LID_MASK 0x00000080
1434#define SONYPI_ZOOM_MASK 0x00000100
1435#define SONYPI_THUMBPHRASE_MASK 0x00000200
1436#define SONYPI_MEYE_MASK 0x00000400
1437#define SONYPI_MEMORYSTICK_MASK 0x00000800
1438#define SONYPI_BATTERY_MASK 0x00001000
1439#define SONYPI_WIRELESS_MASK 0x00002000
1440
1441struct sonypi_event {
1442 u8 data;
1443 u8 event;
1444};
1445
1446/* The set of possible button release events */
1447static struct sonypi_event sonypi_releaseev[] = {
1448 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1449 { 0, 0 }
1450};
1451
1452/* The set of possible jogger events */
1453static struct sonypi_event sonypi_joggerev[] = {
1454 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1455 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1456 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1457 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1458 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1459 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1460 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1461 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1462 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1463 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1464 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1465 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1466 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1467 { 0, 0 }
1468};
1469
1470/* The set of possible capture button events */
1471static struct sonypi_event sonypi_captureev[] = {
1472 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1473 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3eb8749a 1474 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
33a04454 1475 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1476 { 0, 0 }
1477};
1478
1479/* The set of possible fnkeys events */
1480static struct sonypi_event sonypi_fnkeyev[] = {
1481 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1482 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1483 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1484 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1485 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1486 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1487 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1488 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1489 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1490 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1491 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1492 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1493 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1494 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1495 { 0x21, SONYPI_EVENT_FNKEY_1 },
1496 { 0x22, SONYPI_EVENT_FNKEY_2 },
1497 { 0x31, SONYPI_EVENT_FNKEY_D },
1498 { 0x32, SONYPI_EVENT_FNKEY_E },
1499 { 0x33, SONYPI_EVENT_FNKEY_F },
1500 { 0x34, SONYPI_EVENT_FNKEY_S },
1501 { 0x35, SONYPI_EVENT_FNKEY_B },
1502 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1503 { 0, 0 }
1504};
1505
1506/* The set of possible program key events */
1507static struct sonypi_event sonypi_pkeyev[] = {
1508 { 0x01, SONYPI_EVENT_PKEY_P1 },
1509 { 0x02, SONYPI_EVENT_PKEY_P2 },
1510 { 0x04, SONYPI_EVENT_PKEY_P3 },
1cae7103 1511 { 0x20, SONYPI_EVENT_PKEY_P1 },
33a04454 1512 { 0, 0 }
1513};
1514
1515/* The set of possible bluetooth events */
1516static struct sonypi_event sonypi_blueev[] = {
1517 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1518 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1519 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1520 { 0, 0 }
1521};
1522
1523/* The set of possible wireless events */
1524static struct sonypi_event sonypi_wlessev[] = {
1525 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1526 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1527 { 0, 0 }
1528};
1529
1530/* The set of possible back button events */
1531static struct sonypi_event sonypi_backev[] = {
1532 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1533 { 0, 0 }
1534};
1535
1536/* The set of possible help button events */
1537static struct sonypi_event sonypi_helpev[] = {
1538 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1539 { 0, 0 }
1540};
1541
1542
1543/* The set of possible lid events */
1544static struct sonypi_event sonypi_lidev[] = {
1545 { 0x51, SONYPI_EVENT_LID_CLOSED },
1546 { 0x50, SONYPI_EVENT_LID_OPENED },
1547 { 0, 0 }
1548};
1549
1550/* The set of possible zoom events */
1551static struct sonypi_event sonypi_zoomev[] = {
1552 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3eb8749a
MD		 1553 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1554 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1cae7103 1555 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
33a04454 1556 { 0, 0 }
1557};
1558
1559/* The set of possible thumbphrase events */
1560static struct sonypi_event sonypi_thumbphraseev[] = {
1561 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1562 { 0, 0 }
1563};
1564
1565/* The set of possible motioneye camera events */
1566static struct sonypi_event sonypi_meyeev[] = {
1567 { 0x00, SONYPI_EVENT_MEYE_FACE },
1568 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1569 { 0, 0 }
1570};
1571
1572/* The set of possible memorystick events */
1573static struct sonypi_event sonypi_memorystickev[] = {
1574 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1575 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1576 { 0, 0 }
1577};
1578
1579/* The set of possible battery events */
1580static struct sonypi_event sonypi_batteryev[] = {
1581 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1582 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1583 { 0, 0 }
1584};
1585
1cae7103
HJ		 1586/* The set of possible volume events */
1587static struct sonypi_event sonypi_volumeev[] = {
1588 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1589 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1590 { 0, 0 }
1591};
1592
1593/* The set of possible brightness events */
1594static struct sonypi_event sonypi_brightnessev[] = {
1595 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1596 { 0, 0 }
1597};
1598
de920430
MD		 1599static struct sonypi_eventtypes type1_events[] = {
1600 { 0, 0xffffffff, sonypi_releaseev },
1601 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1602 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1603 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1604 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1605 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1606 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1607 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1608 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1609 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1610 { 0 },
1611};
1612static struct sonypi_eventtypes type2_events[] = {
1613 { 0, 0xffffffff, sonypi_releaseev },
1614 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1615 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1616 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1617 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1618 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1619 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1620 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1621 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1622 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1623 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1624 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1625 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1626 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1627 { 0 },
1628};
1629static struct sonypi_eventtypes type3_events[] = {
1630 { 0, 0xffffffff, sonypi_releaseev },
1631 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1632 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1633 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1634 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1635 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3eb8749a
MD		 1636 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1637 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1638 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1cae7103
HJ		 1639 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1640 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3eb8749a 1641 { 0 },
de920430
MD		 1642};
1643
3eb8749a 1644/* low level spic calls */
33a04454 1645#define ITERATIONS_LONG 10000
1646#define ITERATIONS_SHORT 10
1647#define wait_on_command(command, iterations) { \
1648 unsigned int n = iterations; \
1649 while (--n && (command)) \
1650 udelay(1); \
1651 if (!n) \
1652 dprintk("command failed at %s : %s (line %d)\n", \
6e574195 1653 __FILE__, __func__, __LINE__); \
33a04454 1654}
1655
1656static u8 sony_pic_call1(u8 dev)
1657{
1658 u8 v1, v2;
1659
fd1caaed 1660 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1661 ITERATIONS_LONG);
fd1caaed
MD		 1662 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1663 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1664 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1665 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
33a04454 1666 return v2;
1667}
1668
1669static u8 sony_pic_call2(u8 dev, u8 fn)
1670{
1671 u8 v1;
1672
fd1caaed 1673 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1674 ITERATIONS_LONG);
fd1caaed
MD		 1675 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1676 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
33a04454 1677 ITERATIONS_LONG);
fd1caaed
MD		 1678 outb(fn, spic_dev.cur_ioport->io1.minimum);
1679 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce 1680 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
33a04454 1681 return v1;
1682}
1683
49a11dea 1684static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1685{
1686 u8 v1;
1687
fd1caaed
MD		 1688 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1689 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1690 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1691 outb(fn, spic_dev.cur_ioport->io1.minimum);
1692 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1693 outb(v, spic_dev.cur_ioport->io1.minimum);
1694 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
75a1f9ce
MD		 1695 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1696 dev, fn, v, v1);
49a11dea 1697 return v1;
1698}
1699
3eb8749a
MD		 1700/*
1701 * minidrivers for SPIC models
1702 */
e93c8a68 1703static int type3_handle_irq(const u8 data_mask, const u8 ev)
3eb8749a
MD		 1704{
1705 /*
1706 * 0x31 could mean we have to take some extra action and wait for
e93c8a68 1707 * the next irq for some Type3 models, it will generate a new
3eb8749a
MD		 1708 * irq and we can read new data from the device:
1709 * - 0x5c and 0x5f requires 0xA0
1710 * - 0x61 requires 0xB3
1711 */
1712 if (data_mask == 0x31) {
1713 if (ev == 0x5c || ev == 0x5f)
1714 sony_pic_call1(0xA0);
1715 else if (ev == 0x61)
1716 sony_pic_call1(0xB3);
1717 return 0;
1718 }
1719 return 1;
1720}
1721
1722static struct device_ctrl spic_types[] = {
1723 {
1724 .model = SONYPI_DEVICE_TYPE1,
1725 .handle_irq = NULL,
1726 .evport_offset = SONYPI_TYPE1_OFFSET,
1727 .event_types = type1_events,
1728 },
1729 {
1730 .model = SONYPI_DEVICE_TYPE2,
1731 .handle_irq = NULL,
1732 .evport_offset = SONYPI_TYPE2_OFFSET,
1733 .event_types = type2_events,
1734 },
1735 {
1736 .model = SONYPI_DEVICE_TYPE3,
e93c8a68 1737 .handle_irq = type3_handle_irq,
3eb8749a
MD		 1738 .evport_offset = SONYPI_TYPE3_OFFSET,
1739 .event_types = type3_events,
1740 },
3eb8749a
MD		 1741};
1742
1743static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1744{
1745 struct pci_dev *pcidev;
1746
1747 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1748 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1749 if (pcidev) {
1750 dev->control = &spic_types[0];
1751 goto out;
1752 }
1753
1754 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1755 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1756 if (pcidev) {
1757 dev->control = &spic_types[2];
1758 goto out;
1759 }
1760
1761 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1762 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1763 if (pcidev) {
e93c8a68 1764 dev->control = &spic_types[2];
3eb8749a
MD		 1765 goto out;
1766 }
1767
1768 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1769 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1770 if (pcidev) {
e93c8a68 1771 dev->control = &spic_types[2];
3eb8749a
MD		 1772 goto out;
1773 }
1774
d5b02695
IM		 1775 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1776 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1777 if (pcidev) {
1778 dev->control = &spic_types[2];
1779 goto out;
1780 }
1781
3eb8749a
MD		 1782 /* default */
1783 dev->control = &spic_types[1];
1784
1785out:
1786 if (pcidev)
1787 pci_dev_put(pcidev);
1788
1789 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1790 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
e93c8a68 1791 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3eb8749a
MD		 1792}
1793
49a11dea 1794/* camera tests and poweron/poweroff */
1795#define SONYPI_CAMERA_PICTURE 5
49a11dea 1796#define SONYPI_CAMERA_CONTROL 0x10
e364632e 1797
1798#define SONYPI_CAMERA_BRIGHTNESS 0
1799#define SONYPI_CAMERA_CONTRAST 1
1800#define SONYPI_CAMERA_HUE 2
1801#define SONYPI_CAMERA_COLOR 3
1802#define SONYPI_CAMERA_SHARPNESS 4
1803
1804#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1805#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1806#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1807#define SONYPI_CAMERA_MUTE_MASK 0x40
1808
1809/* the rest don't need a loop until not 0xff */
1810#define SONYPI_CAMERA_AGC 6
1811#define SONYPI_CAMERA_AGC_MASK 0x30
1812#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1813
1814#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1815#define SONYPI_CAMERA_CONTROL 0x10
1816
1817#define SONYPI_CAMERA_STATUS 7
1818#define SONYPI_CAMERA_STATUS_READY 0x2
1819#define SONYPI_CAMERA_STATUS_POSITION 0x4
1820
1821#define SONYPI_DIRECTION_BACKWARDS 0x4
1822
1823#define SONYPI_CAMERA_REVISION 8
1824#define SONYPI_CAMERA_ROMVERSION 9
49a11dea 1825
9f9f0761 1826static int __sony_pic_camera_ready(void)
49a11dea 1827{
1828 u8 v;
1829
1830 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1831 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1832}
1833
e364632e 1834static int __sony_pic_camera_off(void)
49a11dea 1835{
5f3d2898 1836 if (!camera) {
1837 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1838 return -ENODEV;
1839 }
1840
49a11dea 1841 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1842 SONYPI_CAMERA_MUTE_MASK),
1843 ITERATIONS_SHORT);
1844
5f3d2898 1845 if (spic_dev.camera_power) {
1846 sony_pic_call2(0x91, 0);
1847 spic_dev.camera_power = 0;
1848 }
1849 return 0;
49a11dea 1850}
1851
e364632e 1852static int __sony_pic_camera_on(void)
49a11dea 1853{
5f3d2898 1854 int i, j, x;
1855
1856 if (!camera) {
1857 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1858 return -ENODEV;
1859 }
49a11dea 1860
1861 if (spic_dev.camera_power)
e364632e 1862 return 0;
49a11dea 1863
1864 for (j = 5; j > 0; j--) {
1865
5f3d2898 1866 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
49a11dea 1867 msleep(10);
1868 sony_pic_call1(0x93);
1869
1870 for (i = 400; i > 0; i--) {
9f9f0761 1871 if (__sony_pic_camera_ready())
49a11dea 1872 break;
1873 msleep(10);
1874 }
1875 if (i)
1876 break;
1877 }
1878
1879 if (j == 0) {
5f3d2898 1880 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
e364632e 1881 return -ENODEV;
49a11dea 1882 }
1883
1884 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1885 0x5a),
1886 ITERATIONS_SHORT);
1887
1888 spic_dev.camera_power = 1;
5f3d2898 1889 return 0;
49a11dea 1890}
1891
e364632e 1892/* External camera command (exported to the motion eye v4l driver) */
1893int sony_pic_camera_command(int command, u8 value)
1894{
1895 if (!camera)
1896 return -EIO;
1897
1898 mutex_lock(&spic_dev.lock);
1899
1900 switch (command) {
1ce82c14 1901 case SONY_PIC_COMMAND_SETCAMERA:
e364632e 1902 if (value)
1903 __sony_pic_camera_on();
1904 else
1905 __sony_pic_camera_off();
1906 break;
1ce82c14 1907 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
e364632e 1908 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1909 ITERATIONS_SHORT);
1910 break;
1ce82c14 1911 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
e364632e 1912 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1913 ITERATIONS_SHORT);
1914 break;
1ce82c14 1915 case SONY_PIC_COMMAND_SETCAMERAHUE:
e364632e 1916 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1917 ITERATIONS_SHORT);
1918 break;
1ce82c14 1919 case SONY_PIC_COMMAND_SETCAMERACOLOR:
e364632e 1920 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1921 ITERATIONS_SHORT);
1922 break;
1ce82c14 1923 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
e364632e 1924 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1925 ITERATIONS_SHORT);
1926 break;
1ce82c14 1927 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
e364632e 1928 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1929 ITERATIONS_SHORT);
1930 break;
1ce82c14 1931 case SONY_PIC_COMMAND_SETCAMERAAGC:
e364632e 1932 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1933 ITERATIONS_SHORT);
1934 break;
1935 default:
1936 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1937 command);
1938 break;
1939 }
1940 mutex_unlock(&spic_dev.lock);
1941 return 0;
1942}
1943EXPORT_SYMBOL(sony_pic_camera_command);
1944
9476cdfa 1945/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
c9f1e6f6 1946static void __sony_pic_set_wwanpower(u8 state)
9476cdfa 1947{
1948 state = !!state;
c9f1e6f6 1949 if (spic_dev.wwan_power == state)
9476cdfa 1950 return;
9476cdfa 1951 sony_pic_call2(0xB0, state);
3ad1b761 1952 sony_pic_call1(0x82);
9476cdfa 1953 spic_dev.wwan_power = state;
9476cdfa 1954}
1955
1956static ssize_t sony_pic_wwanpower_store(struct device *dev,
1957 struct device_attribute *attr,
1958 const char *buffer, size_t count)
1959{
1960 unsigned long value;
1961 if (count > 31)
1962 return -EINVAL;
1963
1964 value = simple_strtoul(buffer, NULL, 10);
c9f1e6f6
MD		 1965 mutex_lock(&spic_dev.lock);
1966 __sony_pic_set_wwanpower(value);
1967 mutex_unlock(&spic_dev.lock);
9476cdfa 1968
1969 return count;
1970}
1971
1972static ssize_t sony_pic_wwanpower_show(struct device *dev,
1973 struct device_attribute *attr, char *buffer)
1974{
1975 ssize_t count;
1976 mutex_lock(&spic_dev.lock);
1977 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
1978 mutex_unlock(&spic_dev.lock);
1979 return count;
1980}
1981
49a11dea 1982/* bluetooth subsystem power state */
9f9f0761 1983static void __sony_pic_set_bluetoothpower(u8 state)
49a11dea 1984{
1985 state = !!state;
1986 if (spic_dev.bluetooth_power == state)
1987 return;
1988 sony_pic_call2(0x96, state);
1989 sony_pic_call1(0x82);
1990 spic_dev.bluetooth_power = state;
1991}
1992
1993static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
1994 struct device_attribute *attr,
1995 const char *buffer, size_t count)
1996{
1997 unsigned long value;
1998 if (count > 31)
1999 return -EINVAL;
2000
2001 value = simple_strtoul(buffer, NULL, 10);
9f9f0761 2002 mutex_lock(&spic_dev.lock);
2003 __sony_pic_set_bluetoothpower(value);
2004 mutex_unlock(&spic_dev.lock);
49a11dea 2005
2006 return count;
2007}
2008
2009static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2010 struct device_attribute *attr, char *buffer)
2011{
9f9f0761 2012 ssize_t count = 0;
2013 mutex_lock(&spic_dev.lock);
2014 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2015 mutex_unlock(&spic_dev.lock);
2016 return count;
49a11dea 2017}
2018
2019/* fan speed */
2020/* FAN0 information (reverse engineered from ACPI tables) */
2021#define SONY_PIC_FAN0_STATUS 0x93
7b153f36 2022static int sony_pic_set_fanspeed(unsigned long value)
2023{
2024 return ec_write(SONY_PIC_FAN0_STATUS, value);
2025}
2026
2027static int sony_pic_get_fanspeed(u8 *value)
2028{
2029 return ec_read(SONY_PIC_FAN0_STATUS, value);
2030}
2031
49a11dea 2032static ssize_t sony_pic_fanspeed_store(struct device *dev,
2033 struct device_attribute *attr,
2034 const char *buffer, size_t count)
2035{
2036 unsigned long value;
2037 if (count > 31)
2038 return -EINVAL;
2039
2040 value = simple_strtoul(buffer, NULL, 10);
7b153f36 2041 if (sony_pic_set_fanspeed(value))
49a11dea 2042 return -EIO;
2043
2044 return count;
2045}
2046
2047static ssize_t sony_pic_fanspeed_show(struct device *dev,
2048 struct device_attribute *attr, char *buffer)
2049{
2050 u8 value = 0;
7b153f36 2051 if (sony_pic_get_fanspeed(&value))
49a11dea 2052 return -EIO;
2053
2054 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2055}
2056
2057#define SPIC_ATTR(_name, _mode) \
2058struct device_attribute spic_attr_##_name = __ATTR(_name, \
2059 _mode, sony_pic_## _name ##_show, \
2060 sony_pic_## _name ##_store)
2061
49a11dea 2062static SPIC_ATTR(bluetoothpower, 0644);
9476cdfa 2063static SPIC_ATTR(wwanpower, 0644);
49a11dea 2064static SPIC_ATTR(fanspeed, 0644);
2065
2066static struct attribute *spic_attributes[] = {
49a11dea 2067 &spic_attr_bluetoothpower.attr,
9476cdfa 2068 &spic_attr_wwanpower.attr,
49a11dea 2069 &spic_attr_fanspeed.attr,
2070 NULL
2071};
2072
2073static struct attribute_group spic_attribute_group = {
2074 .attrs = spic_attributes
2075};
2076
7b153f36 2077/******** SONYPI compatibility **********/
a64e62a0 2078#ifdef CONFIG_SONYPI_COMPAT
7b153f36 2079
2080/* battery / brightness / temperature addresses */
2081#define SONYPI_BAT_FLAGS 0x81
2082#define SONYPI_LCD_LIGHT 0x96
2083#define SONYPI_BAT1_PCTRM 0xa0
2084#define SONYPI_BAT1_LEFT 0xa2
2085#define SONYPI_BAT1_MAXRT 0xa4
2086#define SONYPI_BAT2_PCTRM 0xa8
2087#define SONYPI_BAT2_LEFT 0xaa
2088#define SONYPI_BAT2_MAXRT 0xac
2089#define SONYPI_BAT1_MAXTK 0xb0
2090#define SONYPI_BAT1_FULL 0xb2
2091#define SONYPI_BAT2_MAXTK 0xb8
2092#define SONYPI_BAT2_FULL 0xba
2093#define SONYPI_TEMP_STATUS 0xC1
2094
2095struct sonypi_compat_s {
2096 struct fasync_struct *fifo_async;
2097 struct kfifo *fifo;
2098 spinlock_t fifo_lock;
2099 wait_queue_head_t fifo_proc_list;
2100 atomic_t open_count;
2101};
2102static struct sonypi_compat_s sonypi_compat = {
2103 .open_count = ATOMIC_INIT(0),
2104};
2105
2106static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2107{
60aa4924 2108 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
7b153f36 2109}
2110
2111static int sonypi_misc_release(struct inode *inode, struct file *file)
2112{
7b153f36 2113 atomic_dec(&sonypi_compat.open_count);
2114 return 0;
2115}
2116
2117static int sonypi_misc_open(struct inode *inode, struct file *file)
2118{
2119 /* Flush input queue on first open */
4ef4cbb3
AIB		 2120 unsigned long flags;
2121
2122 spin_lock_irqsave(sonypi_compat.fifo->lock, flags);
2123
7b153f36 2124 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
4ef4cbb3
AIB		 2125 __kfifo_reset(sonypi_compat.fifo);
2126
2127 spin_unlock_irqrestore(sonypi_compat.fifo->lock, flags);
2128
7b153f36 2129 return 0;
2130}
2131
2132static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2133 size_t count, loff_t *pos)
2134{
2135 ssize_t ret;
2136 unsigned char c;
2137
2138 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2139 (file->f_flags & O_NONBLOCK))
2140 return -EAGAIN;
2141
2142 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2143 kfifo_len(sonypi_compat.fifo) != 0);
2144 if (ret)
2145 return ret;
2146
2147 while (ret < count &&
2148 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2149 if (put_user(c, buf++))
2150 return -EFAULT;
2151 ret++;
2152 }
2153
2154 if (ret > 0) {
2155 struct inode *inode = file->f_path.dentry->d_inode;
2156 inode->i_atime = current_fs_time(inode->i_sb);
2157 }
2158
2159 return ret;
2160}
2161
2162static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2163{
2164 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2165 if (kfifo_len(sonypi_compat.fifo))
2166 return POLLIN | POLLRDNORM;
2167 return 0;
2168}
2169
2170static int ec_read16(u8 addr, u16 *value)
2171{
2172 u8 val_lb, val_hb;
2173 if (ec_read(addr, &val_lb))
2174 return -1;
2175 if (ec_read(addr + 1, &val_hb))
2176 return -1;
2177 *value = val_lb | (val_hb << 8);
2178 return 0;
2179}
2180
2b24ef09
AC		 2181static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2182 unsigned long arg)
7b153f36 2183{
2184 int ret = 0;
2185 void __user *argp = (void __user *)arg;
2186 u8 val8;
2187 u16 val16;
2188 int value;
2189
9f9f0761 2190 mutex_lock(&spic_dev.lock);
7b153f36 2191 switch (cmd) {
2192 case SONYPI_IOCGBRT:
2193 if (sony_backlight_device == NULL) {
2194 ret = -EIO;
2195 break;
2196 }
2197 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2198 ret = -EIO;
2199 break;
2200 }
2201 val8 = ((value & 0xff) - 1) << 5;
2202 if (copy_to_user(argp, &val8, sizeof(val8)))
2203 ret = -EFAULT;
2204 break;
2205 case SONYPI_IOCSBRT:
2206 if (sony_backlight_device == NULL) {
2207 ret = -EIO;
2208 break;
2209 }
2210 if (copy_from_user(&val8, argp, sizeof(val8))) {
2211 ret = -EFAULT;
2212 break;
2213 }
2214 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2215 (val8 >> 5) + 1, NULL)) {
2216 ret = -EIO;
2217 break;
2218 }
2219 /* sync the backlight device status */
2220 sony_backlight_device->props.brightness =
2221 sony_backlight_get_brightness(sony_backlight_device);
2222 break;
2223 case SONYPI_IOCGBAT1CAP:
2224 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2225 ret = -EIO;
2226 break;
2227 }
2228 if (copy_to_user(argp, &val16, sizeof(val16)))
2229 ret = -EFAULT;
2230 break;
2231 case SONYPI_IOCGBAT1REM:
2232 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2233 ret = -EIO;
2234 break;
2235 }
2236 if (copy_to_user(argp, &val16, sizeof(val16)))
2237 ret = -EFAULT;
2238 break;
2239 case SONYPI_IOCGBAT2CAP:
2240 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2241 ret = -EIO;
2242 break;
2243 }
2244 if (copy_to_user(argp, &val16, sizeof(val16)))
2245 ret = -EFAULT;
2246 break;
2247 case SONYPI_IOCGBAT2REM:
2248 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2249 ret = -EIO;
2250 break;
2251 }
2252 if (copy_to_user(argp, &val16, sizeof(val16)))
2253 ret = -EFAULT;
2254 break;
2255 case SONYPI_IOCGBATFLAGS:
2256 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2257 ret = -EIO;
2258 break;
2259 }
2260 val8 &= 0x07;
2261 if (copy_to_user(argp, &val8, sizeof(val8)))
2262 ret = -EFAULT;
2263 break;
2264 case SONYPI_IOCGBLUE:
2265 val8 = spic_dev.bluetooth_power;
2266 if (copy_to_user(argp, &val8, sizeof(val8)))
2267 ret = -EFAULT;
2268 break;
2269 case SONYPI_IOCSBLUE:
2270 if (copy_from_user(&val8, argp, sizeof(val8))) {
2271 ret = -EFAULT;
2272 break;
2273 }
9f9f0761 2274 __sony_pic_set_bluetoothpower(val8);
7b153f36 2275 break;
2276 /* FAN Controls */
2277 case SONYPI_IOCGFAN:
2278 if (sony_pic_get_fanspeed(&val8)) {
2279 ret = -EIO;
2280 break;
2281 }
2282 if (copy_to_user(argp, &val8, sizeof(val8)))
2283 ret = -EFAULT;
2284 break;
2285 case SONYPI_IOCSFAN:
2286 if (copy_from_user(&val8, argp, sizeof(val8))) {
2287 ret = -EFAULT;
2288 break;
2289 }
2290 if (sony_pic_set_fanspeed(val8))
2291 ret = -EIO;
2292 break;
2293 /* GET Temperature (useful under APM) */
2294 case SONYPI_IOCGTEMP:
2295 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2296 ret = -EIO;
2297 break;
2298 }
2299 if (copy_to_user(argp, &val8, sizeof(val8)))
2300 ret = -EFAULT;
2301 break;
2302 default:
2303 ret = -EINVAL;
2304 }
9f9f0761 2305 mutex_unlock(&spic_dev.lock);
7b153f36 2306 return ret;
2307}
2308
2309static const struct file_operations sonypi_misc_fops = {
2310 .owner = THIS_MODULE,
2311 .read = sonypi_misc_read,
2312 .poll = sonypi_misc_poll,
2313 .open = sonypi_misc_open,
2314 .release = sonypi_misc_release,
2315 .fasync = sonypi_misc_fasync,
2b24ef09 2316 .unlocked_ioctl = sonypi_misc_ioctl,
7b153f36 2317};
2318
2319static struct miscdevice sonypi_misc_device = {
2320 .minor = MISC_DYNAMIC_MINOR,
2321 .name = "sonypi",
2322 .fops = &sonypi_misc_fops,
2323};
2324
2325static void sonypi_compat_report_event(u8 event)
2326{
2327 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2328 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2329 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2330}
2331
2332static int sonypi_compat_init(void)
2333{
2334 int error;
2335
2336 spin_lock_init(&sonypi_compat.fifo_lock);
2337 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2338 &sonypi_compat.fifo_lock);
2339 if (IS_ERR(sonypi_compat.fifo)) {
2340 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2341 return PTR_ERR(sonypi_compat.fifo);
2342 }
2343
2344 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
7b153f36 2345
2346 if (minor != -1)
2347 sonypi_misc_device.minor = minor;
2348 error = misc_register(&sonypi_misc_device);
2349 if (error) {
2350 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2351 goto err_free_kfifo;
2352 }
2353 if (minor == -1)
5f3d2898 2354 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
7b153f36 2355 sonypi_misc_device.minor);
2356
2357 return 0;
2358
2359err_free_kfifo:
2360 kfifo_free(sonypi_compat.fifo);
2361 return error;
2362}
2363
2364static void sonypi_compat_exit(void)
2365{
2366 misc_deregister(&sonypi_misc_device);
2367 kfifo_free(sonypi_compat.fifo);
2368}
2369#else
2370static int sonypi_compat_init(void) { return 0; }
2371static void sonypi_compat_exit(void) { }
2372static void sonypi_compat_report_event(u8 event) { }
a64e62a0 2373#endif /* CONFIG_SONYPI_COMPAT */
7b153f36 2374
1549ee6f 2375/*
33a04454 2376 * ACPI callbacks
1549ee6f 2377 */
33a04454 2378static acpi_status
2379sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2380{
2381 u32 i;
2382 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2383
2384 switch (resource->type) {
2385 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
fd1caaed
MD		 2386 {
2387 /* start IO enumeration */
2388 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2389 if (!ioport)
2390 return AE_ERROR;
2391
2392 list_add(&ioport->list, &dev->ioports);
2393 return AE_OK;
2394 }
2395
33a04454 2396 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
fd1caaed 2397 /* end IO enumeration */
33a04454 2398 return AE_OK;
2399
2400 case ACPI_RESOURCE_TYPE_IRQ:
2401 {
2402 struct acpi_resource_irq *p = &resource->data.irq;
2403 struct sony_pic_irq *interrupt = NULL;
2404 if (!p || !p->interrupt_count) {
2405 /*
2406 * IRQ descriptors may have no IRQ# bits set,
2407 * particularly those those w/ _STA disabled
2408 */
2409 dprintk("Blank IRQ resource\n");
2410 return AE_OK;
2411 }
2412 for (i = 0; i < p->interrupt_count; i++) {
2413 if (!p->interrupts[i]) {
2414 printk(KERN_WARNING DRV_PFX
2415 "Invalid IRQ %d\n",
2416 p->interrupts[i]);
2417 continue;
2418 }
2419 interrupt = kzalloc(sizeof(*interrupt),
2420 GFP_KERNEL);
2421 if (!interrupt)
2422 return AE_ERROR;
2423
fd1caaed 2424 list_add(&interrupt->list, &dev->interrupts);
33a04454 2425 interrupt->irq.triggering = p->triggering;
2426 interrupt->irq.polarity = p->polarity;
2427 interrupt->irq.sharable = p->sharable;
2428 interrupt->irq.interrupt_count = 1;
2429 interrupt->irq.interrupts[0] = p->interrupts[i];
2430 }
2431 return AE_OK;
2432 }
2433 case ACPI_RESOURCE_TYPE_IO:
2434 {
2435 struct acpi_resource_io *io = &resource->data.io;
fd1caaed
MD		 2436 struct sony_pic_ioport *ioport =
2437 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
33a04454 2438 if (!io) {
2439 dprintk("Blank IO resource\n");
2440 return AE_OK;
2441 }
2442
fd1caaed
MD		 2443 if (!ioport->io1.minimum) {
2444 memcpy(&ioport->io1, io, sizeof(*io));
2445 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2446 ioport->io1.address_length);
2447 }
2448 else if (!ioport->io2.minimum) {
2449 memcpy(&ioport->io2, io, sizeof(*io));
2450 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2451 ioport->io2.address_length);
2452 }
2453 else {
2454 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
33a04454 2455 return AE_ERROR;
fd1caaed 2456 }
33a04454 2457 return AE_OK;
2458 }
2459 default:
2460 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2461 resource->type);
2462
2463 case ACPI_RESOURCE_TYPE_END_TAG:
2464 return AE_OK;
2465 }
2466 return AE_CTRL_TERMINATE;
2467}
2468
2469static int sony_pic_possible_resources(struct acpi_device *device)
2470{
2471 int result = 0;
2472 acpi_status status = AE_OK;
2473
2474 if (!device)
2475 return -EINVAL;
2476
2477 /* get device status */
2478 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2479 dprintk("Evaluating _STA\n");
2480 result = acpi_bus_get_status(device);
2481 if (result) {
2482 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2483 goto end;
2484 }
2485
2486 if (!device->status.enabled)
2487 dprintk("Device disabled\n");
2488 else
2489 dprintk("Device enabled\n");
2490
2491 /*
2492 * Query and parse 'method'
2493 */
2494 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2495 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2496 sony_pic_read_possible_resource, &spic_dev);
2497 if (ACPI_FAILURE(status)) {
2498 printk(KERN_WARNING DRV_PFX
2499 "Failure evaluating %s\n",
2500 METHOD_NAME__PRS);
2501 result = -ENODEV;
2502 }
2503end:
2504 return result;
2505}
2506
2507/*
2508 * Disable the spic device by calling its _DIS method
2509 */
2510static int sony_pic_disable(struct acpi_device *device)
2511{
6158d3a2
MG		 2512 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2513 NULL);
2514
2515 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
33a04454 2516 return -ENXIO;
2517
2518 dprintk("Device disabled\n");
2519 return 0;
2520}
2521
2522
2523/*
2524 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2525 *
2526 * Call _SRS to set current resources
2527 */
2528static int sony_pic_enable(struct acpi_device *device,
2529 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2530{
2531 acpi_status status;
2532 int result = 0;
fd1caaed
MD		 2533 /* Type 1 resource layout is:
2534 * IO
2535 * IO
2536 * IRQNoFlags
2537 * End
2538 *
2539 * Type 2 and 3 resource layout is:
2540 * IO
2541 * IRQNoFlags
2542 * End
2543 */
33a04454 2544 struct {
fd1caaed
MD		 2545 struct acpi_resource res1;
2546 struct acpi_resource res2;
2547 struct acpi_resource res3;
2548 struct acpi_resource res4;
33a04454 2549 } *resource;
2550 struct acpi_buffer buffer = { 0, NULL };
2551
2552 if (!ioport || !irq)
2553 return -EINVAL;
2554
2555 /* init acpi_buffer */
2556 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2557 if (!resource)
2558 return -ENOMEM;
2559
2560 buffer.length = sizeof(*resource) + 1;
2561 buffer.pointer = resource;
2562
fd1caaed 2563 /* setup Type 1 resources */
de920430 2564 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
33a04454 2565
fd1caaed
MD		 2566 /* setup io resources */
2567 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2568 resource->res1.length = sizeof(struct acpi_resource);
2569 memcpy(&resource->res1.data.io, &ioport->io1,
2570 sizeof(struct acpi_resource_io));
33a04454 2571
fd1caaed
MD		 2572 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2573 resource->res2.length = sizeof(struct acpi_resource);
2574 memcpy(&resource->res2.data.io, &ioport->io2,
2575 sizeof(struct acpi_resource_io));
2576
2577 /* setup irq resource */
2578 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2579 resource->res3.length = sizeof(struct acpi_resource);
2580 memcpy(&resource->res3.data.irq, &irq->irq,
2581 sizeof(struct acpi_resource_irq));
2582 /* we requested a shared irq */
2583 resource->res3.data.irq.sharable = ACPI_SHARED;
2584
2585 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2586
2587 }
2588 /* setup Type 2/3 resources */
2589 else {
2590 /* setup io resource */
2591 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2592 resource->res1.length = sizeof(struct acpi_resource);
2593 memcpy(&resource->res1.data.io, &ioport->io1,
2594 sizeof(struct acpi_resource_io));
2595
2596 /* setup irq resource */
2597 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2598 resource->res2.length = sizeof(struct acpi_resource);
2599 memcpy(&resource->res2.data.irq, &irq->irq,
2600 sizeof(struct acpi_resource_irq));
2601 /* we requested a shared irq */
2602 resource->res2.data.irq.sharable = ACPI_SHARED;
2603
2604 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2605 }
33a04454 2606
2607 /* Attempt to set the resource */
2608 dprintk("Evaluating _SRS\n");
2609 status = acpi_set_current_resources(device->handle, &buffer);
2610
2611 /* check for total failure */
2612 if (ACPI_FAILURE(status)) {
fd1caaed 2613 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
33a04454 2614 result = -ENODEV;
2615 goto end;
2616 }
2617
2618 /* Necessary device initializations calls (from sonypi) */
2619 sony_pic_call1(0x82);
2620 sony_pic_call2(0x81, 0xff);
2621 sony_pic_call1(compat ? 0x92 : 0x82);
2622
2623end:
2624 kfree(resource);
2625 return result;
2626}
2627
2628/*****************
2629 *
2630 * ISR: some event is available
2631 *
2632 *****************/
2633static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2634{
2635 int i, j;
33a04454 2636 u8 ev = 0;
2637 u8 data_mask = 0;
2638 u8 device_event = 0;
2639
2640 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2641
fd1caaed
MD		 2642 ev = inb_p(dev->cur_ioport->io1.minimum);
2643 if (dev->cur_ioport->io2.minimum)
2644 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2645 else
de920430
MD		 2646 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2647 dev->control->evport_offset);
33a04454 2648
22a17780 2649 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
de920430
MD		 2650 ev, data_mask, dev->cur_ioport->io1.minimum,
2651 dev->control->evport_offset);
33a04454 2652
2653 if (ev == 0x00 || ev == 0xff)
2654 return IRQ_HANDLED;
2655
de920430 2656 for (i = 0; dev->control->event_types[i].mask; i++) {
33a04454 2657
de920430
MD		 2658 if ((data_mask & dev->control->event_types[i].data) !=
2659 dev->control->event_types[i].data)
33a04454 2660 continue;
2661
de920430 2662 if (!(mask & dev->control->event_types[i].mask))
33a04454 2663 continue;
2664
de920430
MD		 2665 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2666 if (ev == dev->control->event_types[i].events[j].data) {
33a04454 2667 device_event =
de920430
MD		 2668 dev->control->
2669 event_types[i].events[j].event;
33a04454 2670 goto found;
2671 }
2672 }
2673 }
3eb8749a
MD		 2674 /* Still not able to decode the event try to pass
2675 * it over to the minidriver
2676 */
2677 if (dev->control->handle_irq &&
2678 dev->control->handle_irq(data_mask, ev) == 0)
2679 return IRQ_HANDLED;
2680
de920430
MD		 2681 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2682 ev, data_mask, dev->cur_ioport->io1.minimum,
2683 dev->control->evport_offset);
33a04454 2684 return IRQ_HANDLED;
2685
2686found:
1549ee6f 2687 sony_laptop_report_input_event(device_event);
de920430 2688 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
7b153f36 2689 sonypi_compat_report_event(device_event);
33a04454 2690
2691 return IRQ_HANDLED;
2692}
2693
2694/*****************
2695 *
2696 * ACPI driver
2697 *
2698 *****************/
2699static int sony_pic_remove(struct acpi_device *device, int type)
2700{
2701 struct sony_pic_ioport *io, *tmp_io;
2702 struct sony_pic_irq *irq, *tmp_irq;
2703
2704 if (sony_pic_disable(device)) {
2705 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2706 return -ENXIO;
2707 }
2708
2709 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
fd1caaed
MD		 2710 release_region(spic_dev.cur_ioport->io1.minimum,
2711 spic_dev.cur_ioport->io1.address_length);
2712 if (spic_dev.cur_ioport->io2.minimum)
2713 release_region(spic_dev.cur_ioport->io2.minimum,
2714 spic_dev.cur_ioport->io2.address_length);
33a04454 2715
015a916f
MD		 2716 sonypi_compat_exit();
2717
1549ee6f 2718 sony_laptop_remove_input();
33a04454 2719
49a11dea 2720 /* pf attrs */
2721 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2722 sony_pf_remove();
2723
33a04454 2724 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2725 list_del(&io->list);
2726 kfree(io);
2727 }
2728 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2729 list_del(&irq->list);
2730 kfree(irq);
2731 }
2732 spic_dev.cur_ioport = NULL;
2733 spic_dev.cur_irq = NULL;
2734
f6119b02 2735 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
33a04454 2736 return 0;
2737}
2738
2739static int sony_pic_add(struct acpi_device *device)
2740{
2741 int result;
2742 struct sony_pic_ioport *io, *tmp_io;
2743 struct sony_pic_irq *irq, *tmp_irq;
2744
f6119b02 2745 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2746 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
33a04454 2747
2748 spic_dev.acpi_dev = device;
2749 strcpy(acpi_device_class(device), "sony/hotkey");
de920430 2750 sony_pic_detect_device_type(&spic_dev);
9f9f0761 2751 mutex_init(&spic_dev.lock);
33a04454 2752
2753 /* read _PRS resources */
2754 result = sony_pic_possible_resources(device);
2755 if (result) {
2756 printk(KERN_ERR DRV_PFX
ff07a53a 2757 "Unable to read possible resources.\n");
33a04454 2758 goto err_free_resources;
2759 }
2760
2761 /* setup input devices and helper fifo */
2e4d242c 2762 result = sony_laptop_setup_input(device);
33a04454 2763 if (result) {
2764 printk(KERN_ERR DRV_PFX
ff07a53a 2765 "Unable to create input devices.\n");
33a04454 2766 goto err_free_resources;
2767 }
2768
015a916f
MD		 2769 if (sonypi_compat_init())
2770 goto err_remove_input;
2771
33a04454 2772 /* request io port */
fd1caaed
MD		 2773 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2774 if (request_region(io->io1.minimum, io->io1.address_length,
33a04454 2775 "Sony Programable I/O Device")) {
fd1caaed
MD		 2776 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2777 io->io1.minimum, io->io1.maximum,
2778 io->io1.address_length);
2779 /* Type 1 have 2 ioports */
2780 if (io->io2.minimum) {
2781 if (request_region(io->io2.minimum,
2782 io->io2.address_length,
2783 "Sony Programable I/O Device")) {
2784 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2785 io->io2.minimum, io->io2.maximum,
2786 io->io2.address_length);
2787 spic_dev.cur_ioport = io;
2788 break;
2789 }
2790 else {
2791 dprintk("Unable to get I/O port2: "
2792 "0x%.4x (0x%.4x) + 0x%.2x\n",
2793 io->io2.minimum, io->io2.maximum,
2794 io->io2.address_length);
2795 release_region(io->io1.minimum,
2796 io->io1.address_length);
2797 }
2798 }
2799 else {
2800 spic_dev.cur_ioport = io;
2801 break;
2802 }
33a04454 2803 }
2804 }
2805 if (!spic_dev.cur_ioport) {
2806 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2807 result = -ENODEV;
015a916f 2808 goto err_remove_compat;
33a04454 2809 }
2810
2811 /* request IRQ */
fd1caaed 2812 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
33a04454 2813 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2814 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2815 dprintk("IRQ: %d - triggering: %d - "
2816 "polarity: %d - shr: %d\n",
2817 irq->irq.interrupts[0],
2818 irq->irq.triggering,
2819 irq->irq.polarity,
2820 irq->irq.sharable);
2821 spic_dev.cur_irq = irq;
2822 break;
2823 }
2824 }
2825 if (!spic_dev.cur_irq) {
2826 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2827 result = -ENODEV;
2828 goto err_release_region;
2829 }
2830
2831 /* set resource status _SRS */
2832 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2833 if (result) {
2834 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2835 goto err_free_irq;
2836 }
2837
49a11dea 2838 spic_dev.bluetooth_power = -1;
2839 /* create device attributes */
2840 result = sony_pf_add();
2841 if (result)
2842 goto err_disable_device;
2843
2844 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2845 if (result)
2846 goto err_remove_pf;
2847
33a04454 2848 return 0;
2849
49a11dea 2850err_remove_pf:
2851 sony_pf_remove();
2852
2853err_disable_device:
2854 sony_pic_disable(device);
2855
33a04454 2856err_free_irq:
2857 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2858
2859err_release_region:
fd1caaed
MD		 2860 release_region(spic_dev.cur_ioport->io1.minimum,
2861 spic_dev.cur_ioport->io1.address_length);
2862 if (spic_dev.cur_ioport->io2.minimum)
2863 release_region(spic_dev.cur_ioport->io2.minimum,
2864 spic_dev.cur_ioport->io2.address_length);
33a04454 2865
015a916f
MD		 2866err_remove_compat:
2867 sonypi_compat_exit();
2868
33a04454 2869err_remove_input:
1549ee6f 2870 sony_laptop_remove_input();
33a04454 2871
2872err_free_resources:
2873 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2874 list_del(&io->list);
2875 kfree(io);
2876 }
2877 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2878 list_del(&irq->list);
2879 kfree(irq);
2880 }
2881 spic_dev.cur_ioport = NULL;
2882 spic_dev.cur_irq = NULL;
2883
2884 return result;
2885}
2886
2887static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2888{
2889 if (sony_pic_disable(device))
2890 return -ENXIO;
2891 return 0;
2892}
2893
2894static int sony_pic_resume(struct acpi_device *device)
2895{
2896 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2897 return 0;
2898}
2899
1ba90e3a
TR		 2900static const struct acpi_device_id sony_pic_device_ids[] = {
2901 {SONY_PIC_HID, 0},
2902 {"", 0},
2903};
2904
33a04454 2905static struct acpi_driver sony_pic_driver = {
2906 .name = SONY_PIC_DRIVER_NAME,
2907 .class = SONY_PIC_CLASS,
1ba90e3a 2908 .ids = sony_pic_device_ids,
33a04454 2909 .owner = THIS_MODULE,
2910 .ops = {
2911 .add = sony_pic_add,
2912 .remove = sony_pic_remove,
2913 .suspend = sony_pic_suspend,
2914 .resume = sony_pic_resume,
2915 },
2916};
2917
2918static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2919 {
2920 .ident = "Sony Vaio",
2921 .matches = {
2922 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2923 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2924 },
2925 },
2926 {
2927 .ident = "Sony Vaio",
2928 .matches = {
2929 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2930 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2931 },
2932 },
2933 { }
2934};
2935
59b19106 2936static int __init sony_laptop_init(void)
7f09c432 2937{
33a04454 2938 int result;
2939
2940 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2941 result = acpi_bus_register_driver(&sony_pic_driver);
2942 if (result) {
2943 printk(KERN_ERR DRV_PFX
2944 "Unable to register SPIC driver.");
2945 goto out;
2946 }
2947 }
2948
2949 result = acpi_bus_register_driver(&sony_nc_driver);
2950 if (result) {
2951 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2952 goto out_unregister_pic;
2953 }
2954
2955 return 0;
2956
2957out_unregister_pic:
2958 if (!no_spic)
2959 acpi_bus_unregister_driver(&sony_pic_driver);
2960out:
2961 return result;
7f09c432
SP		 2962}
2963
59b19106 2964static void __exit sony_laptop_exit(void)
7f09c432 2965{
59b19106 2966 acpi_bus_unregister_driver(&sony_nc_driver);
33a04454 2967 if (!no_spic)
2968 acpi_bus_unregister_driver(&sony_pic_driver);
7f09c432
SP		 2969}
2970
59b19106 2971module_init(sony_laptop_init);
2972module_exit(sony_laptop_exit);
Linux 6.x block layer and io_uring tree(s)