2 * ACPI Sony Notebook Control Driver (SNC and SPIC)
4 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
5 * Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it>
7 * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
8 * which are copyrighted by their respective authors.
10 * The SNY6001 driver part is based on the sonypi driver which includes
13 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
15 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
17 * Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com>
19 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
21 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
23 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
25 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
27 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
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.
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.
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.
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>
50 #include <linux/backlight.h>
51 #include <linux/platform_device.h>
52 #include <linux/err.h>
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>
61 #include <acpi/acpi_drivers.h>
62 #include <acpi/acpi_bus.h>
63 #include <asm/uaccess.h>
64 #include <linux/sonypi.h>
65 #include <linux/sony-laptop.h>
66 #include <linux/rfkill.h>
67 #ifdef CONFIG_SONYPI_COMPAT
68 #include <linux/poll.h>
69 #include <linux/miscdevice.h>
72 #define DRV_PFX "sony-laptop: "
73 #define dprintk(msg...) do { \
74 if (debug) printk(KERN_WARNING DRV_PFX msg); \
77 #define SONY_LAPTOP_DRIVER_VERSION "0.6"
79 #define SONY_NC_CLASS "sony-nc"
80 #define SONY_NC_HID "SNY5001"
81 #define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
83 #define SONY_PIC_CLASS "sony-pic"
84 #define SONY_PIC_HID "SNY6001"
85 #define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
87 MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
88 MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
89 MODULE_LICENSE("GPL");
90 MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
93 module_param(debug, int, 0);
94 MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
95 "the development of this driver");
97 static int no_spic; /* = 0 */
98 module_param(no_spic, int, 0444);
99 MODULE_PARM_DESC(no_spic,
100 "set this if you don't want to enable the SPIC device");
102 static int compat; /* = 0 */
103 module_param(compat, int, 0444);
104 MODULE_PARM_DESC(compat,
105 "set this if you want to enable backward compatibility mode");
107 static unsigned long mask = 0xffffffff;
108 module_param(mask, ulong, 0644);
109 MODULE_PARM_DESC(mask,
110 "set this to the mask of event you want to enable (see doc)");
112 static int camera; /* = 0 */
113 module_param(camera, int, 0444);
114 MODULE_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)");
118 #ifdef CONFIG_SONYPI_COMPAT
119 static int minor = -1;
120 module_param(minor, int, 0);
121 MODULE_PARM_DESC(minor,
122 "minor number of the misc device for the SPIC compatibility code, "
123 "default is -1 (automatic)");
126 enum sony_nc_rfkill {
134 static struct rfkill *sony_rfkill_devices[SONY_RFKILL_MAX];
135 static int sony_rfkill_address[SONY_RFKILL_MAX] = {0x300, 0x500, 0x700, 0x900};
136 static void sony_nc_rfkill_update(void);
138 /*********** Input Devices ***********/
140 #define SONY_LAPTOP_BUF_SIZE 128
141 struct sony_laptop_input_s {
143 struct input_dev *jog_dev;
144 struct input_dev *key_dev;
146 spinlock_t fifo_lock;
147 struct workqueue_struct *wq;
150 static struct sony_laptop_input_s sony_laptop_input = {
151 .users = ATOMIC_INIT(0),
154 struct sony_laptop_keypress {
155 struct input_dev *dev;
159 /* Correspondance table between sonypi events
160 * and input layer indexes in the keymap
162 static int sony_laptop_input_index[] = {
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 */
227 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
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 */
232 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
233 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
234 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
237 static 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 */
287 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
288 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
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 */
294 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
295 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
298 /* release buttons after a short delay if pressed */
299 static void do_sony_laptop_release_key(struct work_struct *work)
301 struct sony_laptop_keypress kp;
303 while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp,
304 sizeof(kp)) == sizeof(kp)) {
306 input_report_key(kp.dev, kp.key, 0);
310 static DECLARE_WORK(sony_laptop_release_key_work,
311 do_sony_laptop_release_key);
313 /* forward event to the input subsystem */
314 static void sony_laptop_report_input_event(u8 event)
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 };
320 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
321 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
322 /* Nothing, not all VAIOs generate this event */
329 case SONYPI_EVENT_JOGDIAL_UP:
330 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
331 input_report_rel(jog_dev, REL_WHEEL, 1);
335 case SONYPI_EVENT_JOGDIAL_DOWN:
336 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
337 input_report_rel(jog_dev, REL_WHEEL, -1);
342 case SONYPI_EVENT_JOGDIAL_PRESSED:
348 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
349 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
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)
361 input_report_key(kp.dev, kp.key, 1);
362 /* we emit the scancode so we can always remap the key */
363 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
365 kfifo_put(sony_laptop_input.fifo,
366 (unsigned char *)&kp, sizeof(kp));
368 if (!work_pending(&sony_laptop_release_key_work))
369 queue_work(sony_laptop_input.wq,
370 &sony_laptop_release_key_work);
372 dprintk("unknown input event %.2x\n", event);
375 static int sony_laptop_setup_input(struct acpi_device *acpi_device)
377 struct input_dev *jog_dev;
378 struct input_dev *key_dev;
382 /* don't run again if already initialized */
383 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
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);
398 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
399 if (!sony_laptop_input.wq) {
400 printk(KERN_ERR DRV_PFX
401 "Unable to create workqueue.\n");
407 key_dev = input_allocate_device();
413 key_dev->name = "Sony Vaio Keys";
414 key_dev->id.bustype = BUS_ISA;
415 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
416 key_dev->dev.parent = &acpi_device->dev;
418 /* Initialize the Input Drivers: special keys */
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],
432 error = input_register_device(key_dev);
434 goto err_free_keydev;
436 sony_laptop_input.key_dev = key_dev;
439 jog_dev = input_allocate_device();
442 goto err_unregister_keydev;
445 jog_dev->name = "Sony Vaio Jogdial";
446 jog_dev->id.bustype = BUS_ISA;
447 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
448 key_dev->dev.parent = &acpi_device->dev;
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);
454 error = input_register_device(jog_dev);
456 goto err_free_jogdev;
458 sony_laptop_input.jog_dev = jog_dev;
463 input_free_device(jog_dev);
465 err_unregister_keydev:
466 input_unregister_device(key_dev);
467 /* to avoid kref underflow below at input_free_device */
471 input_free_device(key_dev);
474 destroy_workqueue(sony_laptop_input.wq);
477 kfifo_free(sony_laptop_input.fifo);
480 atomic_dec(&sony_laptop_input.users);
484 static void sony_laptop_remove_input(void)
486 /* cleanup only after the last user has gone */
487 if (!atomic_dec_and_test(&sony_laptop_input.users))
490 /* flush workqueue first */
491 flush_workqueue(sony_laptop_input.wq);
493 /* destroy input devs */
494 input_unregister_device(sony_laptop_input.key_dev);
495 sony_laptop_input.key_dev = NULL;
497 if (sony_laptop_input.jog_dev) {
498 input_unregister_device(sony_laptop_input.jog_dev);
499 sony_laptop_input.jog_dev = NULL;
502 destroy_workqueue(sony_laptop_input.wq);
503 kfifo_free(sony_laptop_input.fifo);
506 /*********** Platform Device ***********/
508 static atomic_t sony_pf_users = ATOMIC_INIT(0);
509 static struct platform_driver sony_pf_driver = {
511 .name = "sony-laptop",
512 .owner = THIS_MODULE,
515 static struct platform_device *sony_pf_device;
517 static int sony_pf_add(void)
521 /* don't run again if already initialized */
522 if (atomic_add_return(1, &sony_pf_users) > 1)
525 ret = platform_driver_register(&sony_pf_driver);
529 sony_pf_device = platform_device_alloc("sony-laptop", -1);
530 if (!sony_pf_device) {
532 goto out_platform_registered;
535 ret = platform_device_add(sony_pf_device);
537 goto out_platform_alloced;
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);
547 atomic_dec(&sony_pf_users);
551 static void sony_pf_remove(void)
553 /* deregister only after the last user has gone */
554 if (!atomic_dec_and_test(&sony_pf_users))
557 platform_device_del(sony_pf_device);
558 platform_device_put(sony_pf_device);
559 platform_driver_unregister(&sony_pf_driver);
562 /*********** SNC (SNY5001) Device ***********/
564 /* the device uses 1-based values, while the backlight subsystem uses
566 #define SONY_MAX_BRIGHTNESS 8
568 #define SNC_VALIDATE_IN 0
569 #define SNC_VALIDATE_OUT 1
571 static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
573 static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
574 const char *, size_t);
575 static int boolean_validate(const int, const int);
576 static int brightness_default_validate(const int, const int);
578 struct sony_nc_value {
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 */
582 int (*validate)(const int, const int); /* input/output validation */
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 */
589 #define SNC_HANDLE_NAMES(_name, _values...) \
590 static char *snc_##_name[] = { _values, NULL }
592 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
594 .name = __stringify(_name), \
595 .acpiget = _getters, \
596 .acpiset = _setters, \
597 .validate = _validate, \
599 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
602 #define SNC_HANDLE_NULL { .name = NULL }
604 SNC_HANDLE_NAMES(fnkey_get, "GHKE");
606 SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
607 SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
609 SNC_HANDLE_NAMES(cdpower_get, "GCDP");
610 SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
612 SNC_HANDLE_NAMES(audiopower_get, "GAZP");
613 SNC_HANDLE_NAMES(audiopower_set, "AZPW");
615 SNC_HANDLE_NAMES(lanpower_get, "GLNP");
616 SNC_HANDLE_NAMES(lanpower_set, "LNPW");
618 SNC_HANDLE_NAMES(lidstate_get, "GLID");
620 SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
621 SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
623 SNC_HANDLE_NAMES(gainbass_get, "GMGB");
624 SNC_HANDLE_NAMES(gainbass_set, "CMGB");
626 SNC_HANDLE_NAMES(PID_get, "GPID");
628 SNC_HANDLE_NAMES(CTR_get, "GCTR");
629 SNC_HANDLE_NAMES(CTR_set, "SCTR");
631 SNC_HANDLE_NAMES(PCR_get, "GPCR");
632 SNC_HANDLE_NAMES(PCR_set, "SPCR");
634 SNC_HANDLE_NAMES(CMI_get, "GCMI");
635 SNC_HANDLE_NAMES(CMI_set, "SCMI");
637 static struct sony_nc_value sony_nc_values[] = {
638 SNC_HANDLE(brightness_default, snc_brightness_def_get,
639 snc_brightness_def_set, brightness_default_validate, 0),
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,
643 boolean_validate, 0),
644 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
645 boolean_validate, 1),
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),
652 /* unknown methods */
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),
660 static acpi_handle sony_nc_acpi_handle;
661 static struct acpi_device *sony_nc_acpi_device = NULL;
664 * acpi_evaluate_object wrappers
666 static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
668 struct acpi_buffer output;
669 union acpi_object out_obj;
672 output.length = sizeof(out_obj);
673 output.pointer = &out_obj;
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;
681 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
686 static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
689 struct acpi_object_list params;
690 union acpi_object in_obj;
691 struct acpi_buffer output;
692 union acpi_object out_obj;
696 params.pointer = &in_obj;
697 in_obj.type = ACPI_TYPE_INTEGER;
698 in_obj.integer.value = value;
700 output.length = sizeof(out_obj);
701 output.pointer = &out_obj;
703 status = acpi_evaluate_object(handle, name, ¶ms, &output);
704 if (status == AE_OK) {
705 if (result != NULL) {
706 if (out_obj.type != ACPI_TYPE_INTEGER) {
707 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
711 *result = out_obj.integer.value;
716 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
721 static int sony_find_snc_handle(int handle)
726 for (i = 0x20; i < 0x30; i++) {
727 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
728 if (result == handle)
735 static int sony_call_snc_handle(int handle, int argument, int *result)
737 int offset = sony_find_snc_handle(handle);
742 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
747 * sony_nc_values input/output validate functions
750 /* brightness_default_validate:
752 * manipulate input output values to keep consistency with the
753 * backlight framework for which brightness values are 0-based.
755 static int brightness_default_validate(const int direction, const int value)
758 case SNC_VALIDATE_OUT:
760 case SNC_VALIDATE_IN:
761 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
769 * on input validate boolean values 0/1, on output just pass the
772 static int boolean_validate(const int direction, const int value)
774 if (direction == SNC_VALIDATE_IN) {
775 if (value != 0 && value != 1)
782 * Sysfs show/store common to all sony_nc_values
784 static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
788 struct sony_nc_value *item =
789 container_of(attr, struct sony_nc_value, devattr);
794 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
798 value = item->validate(SNC_VALIDATE_OUT, value);
800 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
803 static ssize_t sony_nc_sysfs_store(struct device *dev,
804 struct device_attribute *attr,
805 const char *buffer, size_t count)
808 struct sony_nc_value *item =
809 container_of(attr, struct sony_nc_value, devattr);
817 value = simple_strtoul(buffer, NULL, 10);
820 value = item->validate(SNC_VALIDATE_IN, value);
825 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
836 static int sony_backlight_update_status(struct backlight_device *bd)
838 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
839 bd->props.brightness + 1, NULL);
842 static int sony_backlight_get_brightness(struct backlight_device *bd)
846 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
848 /* brightness levels are 1-based, while backlight ones are 0-based */
852 static struct backlight_device *sony_backlight_device;
853 static struct backlight_ops sony_backlight_ops = {
854 .update_status = sony_backlight_update_status,
855 .get_brightness = sony_backlight_get_brightness,
859 * New SNC-only Vaios event mapping to driver known keys
861 struct sony_nc_event {
866 static struct sony_nc_event sony_100_events[] = {
867 { 0x90, SONYPI_EVENT_PKEY_P1 },
868 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
869 { 0x91, SONYPI_EVENT_PKEY_P2 },
870 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
871 { 0x81, SONYPI_EVENT_FNKEY_F1 },
872 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
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 },
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 },
885 { 0x89, SONYPI_EVENT_FNKEY_F9 },
886 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
887 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
888 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
889 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
890 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
891 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
892 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
896 static 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 },
909 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
910 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
917 static void sony_nc_notify(struct acpi_device *device, u32 event)
922 /* New-style event */
927 if (sony_find_snc_handle(0x100) == ev)
929 if (sony_find_snc_handle(0x127) == ev)
933 struct sony_nc_event *key_event;
935 if (sony_call_snc_handle(key_handle, 0x200, &result)) {
936 dprintk("sony_nc_notify, unable to decode"
937 " event 0x%.2x 0x%.2x\n", key_handle,
939 /* restore the original event */
944 if (key_handle == 0x100)
945 key_event = sony_100_events;
947 key_event = sony_127_events;
949 for (; key_event->data; key_event++) {
950 if (key_event->data == ev) {
951 ev = key_event->event;
956 if (!key_event->data)
957 printk(KERN_INFO DRV_PFX
958 "Unknown event: 0x%x 0x%x\n",
962 sony_laptop_report_input_event(ev);
964 } else if (sony_find_snc_handle(0x124) == ev) {
965 sony_nc_rfkill_update();
969 sony_laptop_report_input_event(ev);
971 dprintk("sony_nc_notify, event: 0x%.2x\n", ev);
972 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
975 static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
976 void *context, void **return_value)
978 struct acpi_device_info *info;
979 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
981 if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
982 info = buffer.pointer;
984 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
985 (char *)&info->name, info->param_count);
987 kfree(buffer.pointer);
996 static int sony_nc_function_setup(struct acpi_device *device)
1000 /* Enable all events */
1001 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
1004 sony_call_snc_handle(0x0100, 0, &result);
1005 sony_call_snc_handle(0x0101, 0, &result);
1006 sony_call_snc_handle(0x0102, 0x100, &result);
1007 sony_call_snc_handle(0x0127, 0, &result);
1012 static int sony_nc_resume(struct acpi_device *device)
1014 struct sony_nc_value *item;
1017 for (item = sony_nc_values; item->name; item++) {
1022 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
1025 printk("%s: %d\n", __func__, ret);
1030 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1032 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1033 dprintk("ECON Method failed\n");
1036 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1038 dprintk("Doing SNC setup\n");
1039 sony_nc_function_setup(device);
1042 /* set the last requested brightness level */
1043 if (sony_backlight_device &&
1044 sony_backlight_update_status(sony_backlight_device) < 0)
1045 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
1050 static void sony_nc_rfkill_cleanup(void)
1054 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1055 if (sony_rfkill_devices[i])
1056 rfkill_unregister(sony_rfkill_devices[i]);
1060 static int sony_nc_rfkill_get(void *data, enum rfkill_state *state)
1063 int argument = sony_rfkill_address[(long) data];
1065 sony_call_snc_handle(0x124, 0x200, &result);
1067 sony_call_snc_handle(0x124, argument, &result);
1069 *state = RFKILL_STATE_UNBLOCKED;
1071 *state = RFKILL_STATE_SOFT_BLOCKED;
1073 *state = RFKILL_STATE_HARD_BLOCKED;
1079 static int sony_nc_rfkill_set(void *data, enum rfkill_state state)
1082 int argument = sony_rfkill_address[(long) data] + 0x100;
1084 if (state == RFKILL_STATE_UNBLOCKED)
1085 argument |= 0xff0000;
1087 return sony_call_snc_handle(0x124, argument, &result);
1090 static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
1093 struct rfkill *sony_wifi_rfkill;
1095 sony_wifi_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WLAN);
1096 if (!sony_wifi_rfkill)
1098 sony_wifi_rfkill->name = "sony-wifi";
1099 sony_wifi_rfkill->toggle_radio = sony_nc_rfkill_set;
1100 sony_wifi_rfkill->get_state = sony_nc_rfkill_get;
1101 sony_wifi_rfkill->data = (void *)SONY_WIFI;
1102 err = rfkill_register(sony_wifi_rfkill);
1104 rfkill_free(sony_wifi_rfkill);
1106 sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
1107 sony_nc_rfkill_set(sony_wifi_rfkill->data,
1108 RFKILL_STATE_UNBLOCKED);
1113 static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
1116 struct rfkill *sony_bluetooth_rfkill;
1118 sony_bluetooth_rfkill = rfkill_allocate(&device->dev,
1119 RFKILL_TYPE_BLUETOOTH);
1120 if (!sony_bluetooth_rfkill)
1122 sony_bluetooth_rfkill->name = "sony-bluetooth";
1123 sony_bluetooth_rfkill->toggle_radio = sony_nc_rfkill_set;
1124 sony_bluetooth_rfkill->get_state = sony_nc_rfkill_get;
1125 sony_bluetooth_rfkill->data = (void *)SONY_BLUETOOTH;
1126 err = rfkill_register(sony_bluetooth_rfkill);
1128 rfkill_free(sony_bluetooth_rfkill);
1130 sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
1131 sony_nc_rfkill_set(sony_bluetooth_rfkill->data,
1132 RFKILL_STATE_UNBLOCKED);
1137 static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
1140 struct rfkill *sony_wwan_rfkill;
1142 sony_wwan_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WWAN);
1143 if (!sony_wwan_rfkill)
1145 sony_wwan_rfkill->name = "sony-wwan";
1146 sony_wwan_rfkill->toggle_radio = sony_nc_rfkill_set;
1147 sony_wwan_rfkill->get_state = sony_nc_rfkill_get;
1148 sony_wwan_rfkill->data = (void *)SONY_WWAN;
1149 err = rfkill_register(sony_wwan_rfkill);
1151 rfkill_free(sony_wwan_rfkill);
1153 sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
1154 sony_nc_rfkill_set(sony_wwan_rfkill->data,
1155 RFKILL_STATE_UNBLOCKED);
1160 static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
1163 struct rfkill *sony_wimax_rfkill;
1165 sony_wimax_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WIMAX);
1166 if (!sony_wimax_rfkill)
1168 sony_wimax_rfkill->name = "sony-wimax";
1169 sony_wimax_rfkill->toggle_radio = sony_nc_rfkill_set;
1170 sony_wimax_rfkill->get_state = sony_nc_rfkill_get;
1171 sony_wimax_rfkill->data = (void *)SONY_WIMAX;
1172 err = rfkill_register(sony_wimax_rfkill);
1174 rfkill_free(sony_wimax_rfkill);
1176 sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
1177 sony_nc_rfkill_set(sony_wimax_rfkill->data,
1178 RFKILL_STATE_UNBLOCKED);
1183 static void sony_nc_rfkill_update()
1186 enum rfkill_state state;
1188 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1189 if (sony_rfkill_devices[i]) {
1190 sony_rfkill_devices[i]->
1191 get_state(sony_rfkill_devices[i]->data,
1193 rfkill_force_state(sony_rfkill_devices[i], state);
1198 static int sony_nc_rfkill_setup(struct acpi_device *device)
1202 if (sony_find_snc_handle(0x124) == -1)
1205 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1207 printk(KERN_INFO DRV_PFX
1208 "Unable to enumerate rfkill devices: %x\n", ret);
1213 sony_nc_setup_wifi_rfkill(device);
1215 sony_nc_setup_bluetooth_rfkill(device);
1217 sony_nc_setup_wwan_rfkill(device);
1219 sony_nc_setup_wimax_rfkill(device);
1224 static int sony_nc_add(struct acpi_device *device)
1229 struct sony_nc_value *item;
1231 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1232 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1234 sony_nc_acpi_device = device;
1235 strcpy(acpi_device_class(device), "sony/hotkey");
1237 sony_nc_acpi_handle = device->handle;
1239 /* read device status */
1240 result = acpi_bus_get_status(device);
1241 /* bail IFF the above call was successful and the device is not present */
1242 if (!result && !device->status.present) {
1243 dprintk("Device not present\n");
1249 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
1250 1, sony_walk_callback, NULL, NULL);
1251 if (ACPI_FAILURE(status)) {
1252 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
1258 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1259 * should be respected as we already checked for the device presence above */
1260 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1261 dprintk("Invoking _INI\n");
1262 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1264 dprintk("_INI Method failed\n");
1267 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1269 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1270 dprintk("ECON Method failed\n");
1273 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1275 dprintk("Doing SNC setup\n");
1276 sony_nc_function_setup(device);
1277 sony_nc_rfkill_setup(device);
1280 /* setup input devices and helper fifo */
1281 result = sony_laptop_setup_input(device);
1283 printk(KERN_ERR DRV_PFX
1284 "Unable to create input devices.\n");
1288 if (acpi_video_backlight_support()) {
1289 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
1290 "controlled by ACPI video driver\n");
1291 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1293 sony_backlight_device = backlight_device_register("sony", NULL,
1295 &sony_backlight_ops);
1297 if (IS_ERR(sony_backlight_device)) {
1298 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
1299 sony_backlight_device = NULL;
1301 sony_backlight_device->props.brightness =
1302 sony_backlight_get_brightness
1303 (sony_backlight_device);
1304 sony_backlight_device->props.max_brightness =
1305 SONY_MAX_BRIGHTNESS - 1;
1310 result = sony_pf_add();
1314 /* create sony_pf sysfs attributes related to the SNC device */
1315 for (item = sony_nc_values; item->name; ++item) {
1317 if (!debug && item->debug)
1320 /* find the available acpiget as described in the DSDT */
1321 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1322 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1325 dprintk("Found %s getter: %s\n",
1326 item->name, *item->acpiget);
1327 item->devattr.attr.mode |= S_IRUGO;
1332 /* find the available acpiset as described in the DSDT */
1333 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1334 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1337 dprintk("Found %s setter: %s\n",
1338 item->name, *item->acpiset);
1339 item->devattr.attr.mode |= S_IWUSR;
1344 if (item->devattr.attr.mode != 0) {
1346 device_create_file(&sony_pf_device->dev,
1356 for (item = sony_nc_values; item->name; ++item) {
1357 device_remove_file(&sony_pf_device->dev, &item->devattr);
1362 if (sony_backlight_device)
1363 backlight_device_unregister(sony_backlight_device);
1365 sony_laptop_remove_input();
1368 sony_nc_rfkill_cleanup();
1372 static int sony_nc_remove(struct acpi_device *device, int type)
1374 struct sony_nc_value *item;
1376 if (sony_backlight_device)
1377 backlight_device_unregister(sony_backlight_device);
1379 sony_nc_acpi_device = NULL;
1381 for (item = sony_nc_values; item->name; ++item) {
1382 device_remove_file(&sony_pf_device->dev, &item->devattr);
1386 sony_laptop_remove_input();
1387 sony_nc_rfkill_cleanup();
1388 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
1393 static const struct acpi_device_id sony_device_ids[] = {
1398 MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1400 static const struct acpi_device_id sony_nc_device_ids[] = {
1405 static struct acpi_driver sony_nc_driver = {
1406 .name = SONY_NC_DRIVER_NAME,
1407 .class = SONY_NC_CLASS,
1408 .ids = sony_nc_device_ids,
1409 .owner = THIS_MODULE,
1412 .remove = sony_nc_remove,
1413 .resume = sony_nc_resume,
1414 .notify = sony_nc_notify,
1418 /*********** SPIC (SNY6001) Device ***********/
1420 #define SONYPI_DEVICE_TYPE1 0x00000001
1421 #define SONYPI_DEVICE_TYPE2 0x00000002
1422 #define SONYPI_DEVICE_TYPE3 0x00000004
1423 #define SONYPI_DEVICE_TYPE4 0x00000008
1425 #define SONYPI_TYPE1_OFFSET 0x04
1426 #define SONYPI_TYPE2_OFFSET 0x12
1427 #define SONYPI_TYPE3_OFFSET 0x12
1429 struct sony_pic_ioport {
1430 struct acpi_resource_io io1;
1431 struct acpi_resource_io io2;
1432 struct list_head list;
1435 struct sony_pic_irq {
1436 struct acpi_resource_irq irq;
1437 struct list_head list;
1440 struct sonypi_eventtypes {
1443 struct sonypi_event *events;
1446 struct device_ctrl {
1448 int (*handle_irq)(const u8, const u8);
1453 struct sonypi_eventtypes *event_types;
1456 struct sony_pic_dev {
1457 struct device_ctrl *control;
1458 struct acpi_device *acpi_dev;
1459 struct sony_pic_irq *cur_irq;
1460 struct sony_pic_ioport *cur_ioport;
1461 struct list_head interrupts;
1462 struct list_head ioports;
1469 static struct sony_pic_dev spic_dev = {
1470 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1471 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1475 #define SONYPI_JOGGER_MASK 0x00000001
1476 #define SONYPI_CAPTURE_MASK 0x00000002
1477 #define SONYPI_FNKEY_MASK 0x00000004
1478 #define SONYPI_BLUETOOTH_MASK 0x00000008
1479 #define SONYPI_PKEY_MASK 0x00000010
1480 #define SONYPI_BACK_MASK 0x00000020
1481 #define SONYPI_HELP_MASK 0x00000040
1482 #define SONYPI_LID_MASK 0x00000080
1483 #define SONYPI_ZOOM_MASK 0x00000100
1484 #define SONYPI_THUMBPHRASE_MASK 0x00000200
1485 #define SONYPI_MEYE_MASK 0x00000400
1486 #define SONYPI_MEMORYSTICK_MASK 0x00000800
1487 #define SONYPI_BATTERY_MASK 0x00001000
1488 #define SONYPI_WIRELESS_MASK 0x00002000
1490 struct sonypi_event {
1495 /* The set of possible button release events */
1496 static struct sonypi_event sonypi_releaseev[] = {
1497 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1501 /* The set of possible jogger events */
1502 static struct sonypi_event sonypi_joggerev[] = {
1503 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1504 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1505 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1506 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1507 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1508 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1509 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1510 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1511 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1512 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1513 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1514 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1515 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1519 /* The set of possible capture button events */
1520 static struct sonypi_event sonypi_captureev[] = {
1521 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1522 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
1523 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
1524 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1528 /* The set of possible fnkeys events */
1529 static struct sonypi_event sonypi_fnkeyev[] = {
1530 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1531 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1532 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1533 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1534 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1535 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1536 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1537 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1538 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1539 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1540 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1541 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1542 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1543 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1544 { 0x21, SONYPI_EVENT_FNKEY_1 },
1545 { 0x22, SONYPI_EVENT_FNKEY_2 },
1546 { 0x31, SONYPI_EVENT_FNKEY_D },
1547 { 0x32, SONYPI_EVENT_FNKEY_E },
1548 { 0x33, SONYPI_EVENT_FNKEY_F },
1549 { 0x34, SONYPI_EVENT_FNKEY_S },
1550 { 0x35, SONYPI_EVENT_FNKEY_B },
1551 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1555 /* The set of possible program key events */
1556 static struct sonypi_event sonypi_pkeyev[] = {
1557 { 0x01, SONYPI_EVENT_PKEY_P1 },
1558 { 0x02, SONYPI_EVENT_PKEY_P2 },
1559 { 0x04, SONYPI_EVENT_PKEY_P3 },
1560 { 0x20, SONYPI_EVENT_PKEY_P1 },
1564 /* The set of possible bluetooth events */
1565 static struct sonypi_event sonypi_blueev[] = {
1566 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1567 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1568 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1572 /* The set of possible wireless events */
1573 static struct sonypi_event sonypi_wlessev[] = {
1574 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1575 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1579 /* The set of possible back button events */
1580 static struct sonypi_event sonypi_backev[] = {
1581 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1585 /* The set of possible help button events */
1586 static struct sonypi_event sonypi_helpev[] = {
1587 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1592 /* The set of possible lid events */
1593 static struct sonypi_event sonypi_lidev[] = {
1594 { 0x51, SONYPI_EVENT_LID_CLOSED },
1595 { 0x50, SONYPI_EVENT_LID_OPENED },
1599 /* The set of possible zoom events */
1600 static struct sonypi_event sonypi_zoomev[] = {
1601 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
1602 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1603 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1604 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
1608 /* The set of possible thumbphrase events */
1609 static struct sonypi_event sonypi_thumbphraseev[] = {
1610 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1614 /* The set of possible motioneye camera events */
1615 static struct sonypi_event sonypi_meyeev[] = {
1616 { 0x00, SONYPI_EVENT_MEYE_FACE },
1617 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1621 /* The set of possible memorystick events */
1622 static struct sonypi_event sonypi_memorystickev[] = {
1623 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1624 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1628 /* The set of possible battery events */
1629 static struct sonypi_event sonypi_batteryev[] = {
1630 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1631 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1635 /* The set of possible volume events */
1636 static struct sonypi_event sonypi_volumeev[] = {
1637 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1638 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1642 /* The set of possible brightness events */
1643 static struct sonypi_event sonypi_brightnessev[] = {
1644 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1648 static struct sonypi_eventtypes type1_events[] = {
1649 { 0, 0xffffffff, sonypi_releaseev },
1650 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1651 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1652 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1653 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1654 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1655 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1656 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1657 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1658 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1661 static struct sonypi_eventtypes type2_events[] = {
1662 { 0, 0xffffffff, sonypi_releaseev },
1663 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1664 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1665 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1666 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1667 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1668 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1669 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1670 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1671 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1672 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1673 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1674 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1675 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1678 static struct sonypi_eventtypes type3_events[] = {
1679 { 0, 0xffffffff, sonypi_releaseev },
1680 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1681 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1682 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1683 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1684 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1685 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1686 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1687 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1688 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1689 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
1693 /* low level spic calls */
1694 #define ITERATIONS_LONG 10000
1695 #define ITERATIONS_SHORT 10
1696 #define wait_on_command(command, iterations) { \
1697 unsigned int n = iterations; \
1698 while (--n && (command)) \
1701 dprintk("command failed at %s : %s (line %d)\n", \
1702 __FILE__, __func__, __LINE__); \
1705 static u8 sony_pic_call1(u8 dev)
1709 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1711 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1712 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1713 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
1714 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
1718 static u8 sony_pic_call2(u8 dev, u8 fn)
1722 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1724 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1725 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1727 outb(fn, spic_dev.cur_ioport->io1.minimum);
1728 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
1729 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
1733 static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1737 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1738 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1739 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1740 outb(fn, spic_dev.cur_ioport->io1.minimum);
1741 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1742 outb(v, spic_dev.cur_ioport->io1.minimum);
1743 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
1744 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1750 * minidrivers for SPIC models
1752 static int type3_handle_irq(const u8 data_mask, const u8 ev)
1755 * 0x31 could mean we have to take some extra action and wait for
1756 * the next irq for some Type3 models, it will generate a new
1757 * irq and we can read new data from the device:
1758 * - 0x5c and 0x5f requires 0xA0
1759 * - 0x61 requires 0xB3
1761 if (data_mask == 0x31) {
1762 if (ev == 0x5c || ev == 0x5f)
1763 sony_pic_call1(0xA0);
1764 else if (ev == 0x61)
1765 sony_pic_call1(0xB3);
1771 static struct device_ctrl spic_types[] = {
1773 .model = SONYPI_DEVICE_TYPE1,
1775 .evport_offset = SONYPI_TYPE1_OFFSET,
1776 .event_types = type1_events,
1779 .model = SONYPI_DEVICE_TYPE2,
1781 .evport_offset = SONYPI_TYPE2_OFFSET,
1782 .event_types = type2_events,
1785 .model = SONYPI_DEVICE_TYPE3,
1786 .handle_irq = type3_handle_irq,
1787 .evport_offset = SONYPI_TYPE3_OFFSET,
1788 .event_types = type3_events,
1792 static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1794 struct pci_dev *pcidev;
1796 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1797 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1799 dev->control = &spic_types[0];
1803 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1804 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1806 dev->control = &spic_types[2];
1810 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1811 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1813 dev->control = &spic_types[2];
1817 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1818 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1820 dev->control = &spic_types[2];
1824 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1825 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1827 dev->control = &spic_types[2];
1832 dev->control = &spic_types[1];
1836 pci_dev_put(pcidev);
1838 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1839 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
1840 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
1843 /* camera tests and poweron/poweroff */
1844 #define SONYPI_CAMERA_PICTURE 5
1845 #define SONYPI_CAMERA_CONTROL 0x10
1847 #define SONYPI_CAMERA_BRIGHTNESS 0
1848 #define SONYPI_CAMERA_CONTRAST 1
1849 #define SONYPI_CAMERA_HUE 2
1850 #define SONYPI_CAMERA_COLOR 3
1851 #define SONYPI_CAMERA_SHARPNESS 4
1853 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1854 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1855 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1856 #define SONYPI_CAMERA_MUTE_MASK 0x40
1858 /* the rest don't need a loop until not 0xff */
1859 #define SONYPI_CAMERA_AGC 6
1860 #define SONYPI_CAMERA_AGC_MASK 0x30
1861 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
1863 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1864 #define SONYPI_CAMERA_CONTROL 0x10
1866 #define SONYPI_CAMERA_STATUS 7
1867 #define SONYPI_CAMERA_STATUS_READY 0x2
1868 #define SONYPI_CAMERA_STATUS_POSITION 0x4
1870 #define SONYPI_DIRECTION_BACKWARDS 0x4
1872 #define SONYPI_CAMERA_REVISION 8
1873 #define SONYPI_CAMERA_ROMVERSION 9
1875 static int __sony_pic_camera_ready(void)
1879 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1880 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1883 static int __sony_pic_camera_off(void)
1886 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1890 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1891 SONYPI_CAMERA_MUTE_MASK),
1894 if (spic_dev.camera_power) {
1895 sony_pic_call2(0x91, 0);
1896 spic_dev.camera_power = 0;
1901 static int __sony_pic_camera_on(void)
1906 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1910 if (spic_dev.camera_power)
1913 for (j = 5; j > 0; j--) {
1915 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
1917 sony_pic_call1(0x93);
1919 for (i = 400; i > 0; i--) {
1920 if (__sony_pic_camera_ready())
1929 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
1933 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1937 spic_dev.camera_power = 1;
1941 /* External camera command (exported to the motion eye v4l driver) */
1942 int sony_pic_camera_command(int command, u8 value)
1947 mutex_lock(&spic_dev.lock);
1950 case SONY_PIC_COMMAND_SETCAMERA:
1952 __sony_pic_camera_on();
1954 __sony_pic_camera_off();
1956 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
1957 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1960 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
1961 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1964 case SONY_PIC_COMMAND_SETCAMERAHUE:
1965 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1968 case SONY_PIC_COMMAND_SETCAMERACOLOR:
1969 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1972 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
1973 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1976 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
1977 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1980 case SONY_PIC_COMMAND_SETCAMERAAGC:
1981 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1985 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1989 mutex_unlock(&spic_dev.lock);
1992 EXPORT_SYMBOL(sony_pic_camera_command);
1994 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
1995 static void __sony_pic_set_wwanpower(u8 state)
1998 if (spic_dev.wwan_power == state)
2000 sony_pic_call2(0xB0, state);
2001 sony_pic_call1(0x82);
2002 spic_dev.wwan_power = state;
2005 static ssize_t sony_pic_wwanpower_store(struct device *dev,
2006 struct device_attribute *attr,
2007 const char *buffer, size_t count)
2009 unsigned long value;
2013 value = simple_strtoul(buffer, NULL, 10);
2014 mutex_lock(&spic_dev.lock);
2015 __sony_pic_set_wwanpower(value);
2016 mutex_unlock(&spic_dev.lock);
2021 static ssize_t sony_pic_wwanpower_show(struct device *dev,
2022 struct device_attribute *attr, char *buffer)
2025 mutex_lock(&spic_dev.lock);
2026 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2027 mutex_unlock(&spic_dev.lock);
2031 /* bluetooth subsystem power state */
2032 static void __sony_pic_set_bluetoothpower(u8 state)
2035 if (spic_dev.bluetooth_power == state)
2037 sony_pic_call2(0x96, state);
2038 sony_pic_call1(0x82);
2039 spic_dev.bluetooth_power = state;
2042 static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2043 struct device_attribute *attr,
2044 const char *buffer, size_t count)
2046 unsigned long value;
2050 value = simple_strtoul(buffer, NULL, 10);
2051 mutex_lock(&spic_dev.lock);
2052 __sony_pic_set_bluetoothpower(value);
2053 mutex_unlock(&spic_dev.lock);
2058 static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2059 struct device_attribute *attr, char *buffer)
2062 mutex_lock(&spic_dev.lock);
2063 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2064 mutex_unlock(&spic_dev.lock);
2069 /* FAN0 information (reverse engineered from ACPI tables) */
2070 #define SONY_PIC_FAN0_STATUS 0x93
2071 static int sony_pic_set_fanspeed(unsigned long value)
2073 return ec_write(SONY_PIC_FAN0_STATUS, value);
2076 static int sony_pic_get_fanspeed(u8 *value)
2078 return ec_read(SONY_PIC_FAN0_STATUS, value);
2081 static ssize_t sony_pic_fanspeed_store(struct device *dev,
2082 struct device_attribute *attr,
2083 const char *buffer, size_t count)
2085 unsigned long value;
2089 value = simple_strtoul(buffer, NULL, 10);
2090 if (sony_pic_set_fanspeed(value))
2096 static ssize_t sony_pic_fanspeed_show(struct device *dev,
2097 struct device_attribute *attr, char *buffer)
2100 if (sony_pic_get_fanspeed(&value))
2103 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2106 #define SPIC_ATTR(_name, _mode) \
2107 struct device_attribute spic_attr_##_name = __ATTR(_name, \
2108 _mode, sony_pic_## _name ##_show, \
2109 sony_pic_## _name ##_store)
2111 static SPIC_ATTR(bluetoothpower, 0644);
2112 static SPIC_ATTR(wwanpower, 0644);
2113 static SPIC_ATTR(fanspeed, 0644);
2115 static struct attribute *spic_attributes[] = {
2116 &spic_attr_bluetoothpower.attr,
2117 &spic_attr_wwanpower.attr,
2118 &spic_attr_fanspeed.attr,
2122 static struct attribute_group spic_attribute_group = {
2123 .attrs = spic_attributes
2126 /******** SONYPI compatibility **********/
2127 #ifdef CONFIG_SONYPI_COMPAT
2129 /* battery / brightness / temperature addresses */
2130 #define SONYPI_BAT_FLAGS 0x81
2131 #define SONYPI_LCD_LIGHT 0x96
2132 #define SONYPI_BAT1_PCTRM 0xa0
2133 #define SONYPI_BAT1_LEFT 0xa2
2134 #define SONYPI_BAT1_MAXRT 0xa4
2135 #define SONYPI_BAT2_PCTRM 0xa8
2136 #define SONYPI_BAT2_LEFT 0xaa
2137 #define SONYPI_BAT2_MAXRT 0xac
2138 #define SONYPI_BAT1_MAXTK 0xb0
2139 #define SONYPI_BAT1_FULL 0xb2
2140 #define SONYPI_BAT2_MAXTK 0xb8
2141 #define SONYPI_BAT2_FULL 0xba
2142 #define SONYPI_TEMP_STATUS 0xC1
2144 struct sonypi_compat_s {
2145 struct fasync_struct *fifo_async;
2147 spinlock_t fifo_lock;
2148 wait_queue_head_t fifo_proc_list;
2149 atomic_t open_count;
2151 static struct sonypi_compat_s sonypi_compat = {
2152 .open_count = ATOMIC_INIT(0),
2155 static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2157 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
2160 static int sonypi_misc_release(struct inode *inode, struct file *file)
2162 atomic_dec(&sonypi_compat.open_count);
2166 static int sonypi_misc_open(struct inode *inode, struct file *file)
2168 /* Flush input queue on first open */
2169 unsigned long flags;
2171 spin_lock_irqsave(sonypi_compat.fifo->lock, flags);
2173 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
2174 __kfifo_reset(sonypi_compat.fifo);
2176 spin_unlock_irqrestore(sonypi_compat.fifo->lock, flags);
2181 static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2182 size_t count, loff_t *pos)
2187 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2188 (file->f_flags & O_NONBLOCK))
2191 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2192 kfifo_len(sonypi_compat.fifo) != 0);
2196 while (ret < count &&
2197 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2198 if (put_user(c, buf++))
2204 struct inode *inode = file->f_path.dentry->d_inode;
2205 inode->i_atime = current_fs_time(inode->i_sb);
2211 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2213 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2214 if (kfifo_len(sonypi_compat.fifo))
2215 return POLLIN | POLLRDNORM;
2219 static int ec_read16(u8 addr, u16 *value)
2222 if (ec_read(addr, &val_lb))
2224 if (ec_read(addr + 1, &val_hb))
2226 *value = val_lb | (val_hb << 8);
2230 static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2234 void __user *argp = (void __user *)arg;
2239 mutex_lock(&spic_dev.lock);
2241 case SONYPI_IOCGBRT:
2242 if (sony_backlight_device == NULL) {
2246 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2250 val8 = ((value & 0xff) - 1) << 5;
2251 if (copy_to_user(argp, &val8, sizeof(val8)))
2254 case SONYPI_IOCSBRT:
2255 if (sony_backlight_device == NULL) {
2259 if (copy_from_user(&val8, argp, sizeof(val8))) {
2263 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2264 (val8 >> 5) + 1, NULL)) {
2268 /* sync the backlight device status */
2269 sony_backlight_device->props.brightness =
2270 sony_backlight_get_brightness(sony_backlight_device);
2272 case SONYPI_IOCGBAT1CAP:
2273 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2277 if (copy_to_user(argp, &val16, sizeof(val16)))
2280 case SONYPI_IOCGBAT1REM:
2281 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2285 if (copy_to_user(argp, &val16, sizeof(val16)))
2288 case SONYPI_IOCGBAT2CAP:
2289 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2293 if (copy_to_user(argp, &val16, sizeof(val16)))
2296 case SONYPI_IOCGBAT2REM:
2297 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2301 if (copy_to_user(argp, &val16, sizeof(val16)))
2304 case SONYPI_IOCGBATFLAGS:
2305 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2310 if (copy_to_user(argp, &val8, sizeof(val8)))
2313 case SONYPI_IOCGBLUE:
2314 val8 = spic_dev.bluetooth_power;
2315 if (copy_to_user(argp, &val8, sizeof(val8)))
2318 case SONYPI_IOCSBLUE:
2319 if (copy_from_user(&val8, argp, sizeof(val8))) {
2323 __sony_pic_set_bluetoothpower(val8);
2326 case SONYPI_IOCGFAN:
2327 if (sony_pic_get_fanspeed(&val8)) {
2331 if (copy_to_user(argp, &val8, sizeof(val8)))
2334 case SONYPI_IOCSFAN:
2335 if (copy_from_user(&val8, argp, sizeof(val8))) {
2339 if (sony_pic_set_fanspeed(val8))
2342 /* GET Temperature (useful under APM) */
2343 case SONYPI_IOCGTEMP:
2344 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2348 if (copy_to_user(argp, &val8, sizeof(val8)))
2354 mutex_unlock(&spic_dev.lock);
2358 static const struct file_operations sonypi_misc_fops = {
2359 .owner = THIS_MODULE,
2360 .read = sonypi_misc_read,
2361 .poll = sonypi_misc_poll,
2362 .open = sonypi_misc_open,
2363 .release = sonypi_misc_release,
2364 .fasync = sonypi_misc_fasync,
2365 .unlocked_ioctl = sonypi_misc_ioctl,
2368 static struct miscdevice sonypi_misc_device = {
2369 .minor = MISC_DYNAMIC_MINOR,
2371 .fops = &sonypi_misc_fops,
2374 static void sonypi_compat_report_event(u8 event)
2376 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2377 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2378 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2381 static int sonypi_compat_init(void)
2385 spin_lock_init(&sonypi_compat.fifo_lock);
2386 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2387 &sonypi_compat.fifo_lock);
2388 if (IS_ERR(sonypi_compat.fifo)) {
2389 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2390 return PTR_ERR(sonypi_compat.fifo);
2393 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
2396 sonypi_misc_device.minor = minor;
2397 error = misc_register(&sonypi_misc_device);
2399 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2400 goto err_free_kfifo;
2403 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
2404 sonypi_misc_device.minor);
2409 kfifo_free(sonypi_compat.fifo);
2413 static void sonypi_compat_exit(void)
2415 misc_deregister(&sonypi_misc_device);
2416 kfifo_free(sonypi_compat.fifo);
2419 static int sonypi_compat_init(void) { return 0; }
2420 static void sonypi_compat_exit(void) { }
2421 static void sonypi_compat_report_event(u8 event) { }
2422 #endif /* CONFIG_SONYPI_COMPAT */
2428 sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2431 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2433 switch (resource->type) {
2434 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
2436 /* start IO enumeration */
2437 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2441 list_add(&ioport->list, &dev->ioports);
2445 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
2446 /* end IO enumeration */
2449 case ACPI_RESOURCE_TYPE_IRQ:
2451 struct acpi_resource_irq *p = &resource->data.irq;
2452 struct sony_pic_irq *interrupt = NULL;
2453 if (!p || !p->interrupt_count) {
2455 * IRQ descriptors may have no IRQ# bits set,
2456 * particularly those those w/ _STA disabled
2458 dprintk("Blank IRQ resource\n");
2461 for (i = 0; i < p->interrupt_count; i++) {
2462 if (!p->interrupts[i]) {
2463 printk(KERN_WARNING DRV_PFX
2468 interrupt = kzalloc(sizeof(*interrupt),
2473 list_add(&interrupt->list, &dev->interrupts);
2474 interrupt->irq.triggering = p->triggering;
2475 interrupt->irq.polarity = p->polarity;
2476 interrupt->irq.sharable = p->sharable;
2477 interrupt->irq.interrupt_count = 1;
2478 interrupt->irq.interrupts[0] = p->interrupts[i];
2482 case ACPI_RESOURCE_TYPE_IO:
2484 struct acpi_resource_io *io = &resource->data.io;
2485 struct sony_pic_ioport *ioport =
2486 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
2488 dprintk("Blank IO resource\n");
2492 if (!ioport->io1.minimum) {
2493 memcpy(&ioport->io1, io, sizeof(*io));
2494 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2495 ioport->io1.address_length);
2497 else if (!ioport->io2.minimum) {
2498 memcpy(&ioport->io2, io, sizeof(*io));
2499 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2500 ioport->io2.address_length);
2503 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
2509 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2512 case ACPI_RESOURCE_TYPE_END_TAG:
2515 return AE_CTRL_TERMINATE;
2518 static int sony_pic_possible_resources(struct acpi_device *device)
2521 acpi_status status = AE_OK;
2526 /* get device status */
2527 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2528 dprintk("Evaluating _STA\n");
2529 result = acpi_bus_get_status(device);
2531 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2535 if (!device->status.enabled)
2536 dprintk("Device disabled\n");
2538 dprintk("Device enabled\n");
2541 * Query and parse 'method'
2543 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2544 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2545 sony_pic_read_possible_resource, &spic_dev);
2546 if (ACPI_FAILURE(status)) {
2547 printk(KERN_WARNING DRV_PFX
2548 "Failure evaluating %s\n",
2557 * Disable the spic device by calling its _DIS method
2559 static int sony_pic_disable(struct acpi_device *device)
2561 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2564 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
2567 dprintk("Device disabled\n");
2573 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2575 * Call _SRS to set current resources
2577 static int sony_pic_enable(struct acpi_device *device,
2578 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2582 /* Type 1 resource layout is:
2588 * Type 2 and 3 resource layout is:
2594 struct acpi_resource res1;
2595 struct acpi_resource res2;
2596 struct acpi_resource res3;
2597 struct acpi_resource res4;
2599 struct acpi_buffer buffer = { 0, NULL };
2601 if (!ioport || !irq)
2604 /* init acpi_buffer */
2605 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2609 buffer.length = sizeof(*resource) + 1;
2610 buffer.pointer = resource;
2612 /* setup Type 1 resources */
2613 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
2615 /* setup io resources */
2616 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2617 resource->res1.length = sizeof(struct acpi_resource);
2618 memcpy(&resource->res1.data.io, &ioport->io1,
2619 sizeof(struct acpi_resource_io));
2621 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2622 resource->res2.length = sizeof(struct acpi_resource);
2623 memcpy(&resource->res2.data.io, &ioport->io2,
2624 sizeof(struct acpi_resource_io));
2626 /* setup irq resource */
2627 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2628 resource->res3.length = sizeof(struct acpi_resource);
2629 memcpy(&resource->res3.data.irq, &irq->irq,
2630 sizeof(struct acpi_resource_irq));
2631 /* we requested a shared irq */
2632 resource->res3.data.irq.sharable = ACPI_SHARED;
2634 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2637 /* setup Type 2/3 resources */
2639 /* setup io resource */
2640 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2641 resource->res1.length = sizeof(struct acpi_resource);
2642 memcpy(&resource->res1.data.io, &ioport->io1,
2643 sizeof(struct acpi_resource_io));
2645 /* setup irq resource */
2646 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2647 resource->res2.length = sizeof(struct acpi_resource);
2648 memcpy(&resource->res2.data.irq, &irq->irq,
2649 sizeof(struct acpi_resource_irq));
2650 /* we requested a shared irq */
2651 resource->res2.data.irq.sharable = ACPI_SHARED;
2653 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2656 /* Attempt to set the resource */
2657 dprintk("Evaluating _SRS\n");
2658 status = acpi_set_current_resources(device->handle, &buffer);
2660 /* check for total failure */
2661 if (ACPI_FAILURE(status)) {
2662 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
2667 /* Necessary device initializations calls (from sonypi) */
2668 sony_pic_call1(0x82);
2669 sony_pic_call2(0x81, 0xff);
2670 sony_pic_call1(compat ? 0x92 : 0x82);
2679 * ISR: some event is available
2682 static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2687 u8 device_event = 0;
2689 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2691 ev = inb_p(dev->cur_ioport->io1.minimum);
2692 if (dev->cur_ioport->io2.minimum)
2693 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2695 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2696 dev->control->evport_offset);
2698 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2699 ev, data_mask, dev->cur_ioport->io1.minimum,
2700 dev->control->evport_offset);
2702 if (ev == 0x00 || ev == 0xff)
2705 for (i = 0; dev->control->event_types[i].mask; i++) {
2707 if ((data_mask & dev->control->event_types[i].data) !=
2708 dev->control->event_types[i].data)
2711 if (!(mask & dev->control->event_types[i].mask))
2714 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2715 if (ev == dev->control->event_types[i].events[j].data) {
2718 event_types[i].events[j].event;
2723 /* Still not able to decode the event try to pass
2724 * it over to the minidriver
2726 if (dev->control->handle_irq &&
2727 dev->control->handle_irq(data_mask, ev) == 0)
2730 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2731 ev, data_mask, dev->cur_ioport->io1.minimum,
2732 dev->control->evport_offset);
2736 sony_laptop_report_input_event(device_event);
2737 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
2738 sonypi_compat_report_event(device_event);
2748 static int sony_pic_remove(struct acpi_device *device, int type)
2750 struct sony_pic_ioport *io, *tmp_io;
2751 struct sony_pic_irq *irq, *tmp_irq;
2753 if (sony_pic_disable(device)) {
2754 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2758 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2759 release_region(spic_dev.cur_ioport->io1.minimum,
2760 spic_dev.cur_ioport->io1.address_length);
2761 if (spic_dev.cur_ioport->io2.minimum)
2762 release_region(spic_dev.cur_ioport->io2.minimum,
2763 spic_dev.cur_ioport->io2.address_length);
2765 sonypi_compat_exit();
2767 sony_laptop_remove_input();
2770 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2773 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2774 list_del(&io->list);
2777 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2778 list_del(&irq->list);
2781 spic_dev.cur_ioport = NULL;
2782 spic_dev.cur_irq = NULL;
2784 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
2788 static int sony_pic_add(struct acpi_device *device)
2791 struct sony_pic_ioport *io, *tmp_io;
2792 struct sony_pic_irq *irq, *tmp_irq;
2794 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2795 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
2797 spic_dev.acpi_dev = device;
2798 strcpy(acpi_device_class(device), "sony/hotkey");
2799 sony_pic_detect_device_type(&spic_dev);
2800 mutex_init(&spic_dev.lock);
2802 /* read _PRS resources */
2803 result = sony_pic_possible_resources(device);
2805 printk(KERN_ERR DRV_PFX
2806 "Unable to read possible resources.\n");
2807 goto err_free_resources;
2810 /* setup input devices and helper fifo */
2811 result = sony_laptop_setup_input(device);
2813 printk(KERN_ERR DRV_PFX
2814 "Unable to create input devices.\n");
2815 goto err_free_resources;
2818 if (sonypi_compat_init())
2819 goto err_remove_input;
2821 /* request io port */
2822 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2823 if (request_region(io->io1.minimum, io->io1.address_length,
2824 "Sony Programable I/O Device")) {
2825 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2826 io->io1.minimum, io->io1.maximum,
2827 io->io1.address_length);
2828 /* Type 1 have 2 ioports */
2829 if (io->io2.minimum) {
2830 if (request_region(io->io2.minimum,
2831 io->io2.address_length,
2832 "Sony Programable I/O Device")) {
2833 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2834 io->io2.minimum, io->io2.maximum,
2835 io->io2.address_length);
2836 spic_dev.cur_ioport = io;
2840 dprintk("Unable to get I/O port2: "
2841 "0x%.4x (0x%.4x) + 0x%.2x\n",
2842 io->io2.minimum, io->io2.maximum,
2843 io->io2.address_length);
2844 release_region(io->io1.minimum,
2845 io->io1.address_length);
2849 spic_dev.cur_ioport = io;
2854 if (!spic_dev.cur_ioport) {
2855 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2857 goto err_remove_compat;
2861 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
2862 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2863 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2864 dprintk("IRQ: %d - triggering: %d - "
2865 "polarity: %d - shr: %d\n",
2866 irq->irq.interrupts[0],
2867 irq->irq.triggering,
2870 spic_dev.cur_irq = irq;
2874 if (!spic_dev.cur_irq) {
2875 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2877 goto err_release_region;
2880 /* set resource status _SRS */
2881 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2883 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2887 spic_dev.bluetooth_power = -1;
2888 /* create device attributes */
2889 result = sony_pf_add();
2891 goto err_disable_device;
2893 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2903 sony_pic_disable(device);
2906 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2909 release_region(spic_dev.cur_ioport->io1.minimum,
2910 spic_dev.cur_ioport->io1.address_length);
2911 if (spic_dev.cur_ioport->io2.minimum)
2912 release_region(spic_dev.cur_ioport->io2.minimum,
2913 spic_dev.cur_ioport->io2.address_length);
2916 sonypi_compat_exit();
2919 sony_laptop_remove_input();
2922 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2923 list_del(&io->list);
2926 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2927 list_del(&irq->list);
2930 spic_dev.cur_ioport = NULL;
2931 spic_dev.cur_irq = NULL;
2936 static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2938 if (sony_pic_disable(device))
2943 static int sony_pic_resume(struct acpi_device *device)
2945 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2949 static const struct acpi_device_id sony_pic_device_ids[] = {
2954 static struct acpi_driver sony_pic_driver = {
2955 .name = SONY_PIC_DRIVER_NAME,
2956 .class = SONY_PIC_CLASS,
2957 .ids = sony_pic_device_ids,
2958 .owner = THIS_MODULE,
2960 .add = sony_pic_add,
2961 .remove = sony_pic_remove,
2962 .suspend = sony_pic_suspend,
2963 .resume = sony_pic_resume,
2967 static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2969 .ident = "Sony Vaio",
2971 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2972 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2976 .ident = "Sony Vaio",
2978 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2979 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2985 static int __init sony_laptop_init(void)
2989 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2990 result = acpi_bus_register_driver(&sony_pic_driver);
2992 printk(KERN_ERR DRV_PFX
2993 "Unable to register SPIC driver.");
2998 result = acpi_bus_register_driver(&sony_nc_driver);
3000 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
3001 goto out_unregister_pic;
3008 acpi_bus_unregister_driver(&sony_pic_driver);
3013 static void __exit sony_laptop_exit(void)
3015 acpi_bus_unregister_driver(&sony_nc_driver);
3017 acpi_bus_unregister_driver(&sony_pic_driver);
3020 module_init(sony_laptop_init);
3021 module_exit(sony_laptop_exit);