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 int sony_rfkill_handle;
135 static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
136 static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
137 static void sony_nc_rfkill_update(void);
139 /*********** Input Devices ***********/
141 #define SONY_LAPTOP_BUF_SIZE 128
142 struct sony_laptop_input_s {
144 struct input_dev *jog_dev;
145 struct input_dev *key_dev;
147 spinlock_t fifo_lock;
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 */
235 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
238 static int sony_laptop_input_keycode_map[] = {
239 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
240 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
241 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
242 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
243 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
244 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
245 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
246 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
247 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
248 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
249 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
250 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
251 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
252 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
253 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
254 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
255 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
256 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
257 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
258 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
259 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
260 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
261 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
262 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
263 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
264 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
265 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
266 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
267 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
268 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
269 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
270 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
271 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
272 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
273 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
274 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
275 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
276 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
277 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
278 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
279 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
280 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
281 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
282 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
283 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
284 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
285 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
286 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
287 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
288 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
289 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
290 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
291 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
292 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
293 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
294 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
295 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
296 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
297 KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
300 /* release buttons after a short delay if pressed */
301 static void do_sony_laptop_release_key(struct work_struct *work)
303 struct delayed_work *dwork =
304 container_of(work, struct delayed_work, work);
305 struct sony_laptop_keypress kp;
308 spin_lock_irqsave(&sony_laptop_input.fifo_lock, flags);
310 if (kfifo_out(&sony_laptop_input.fifo,
311 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
312 input_report_key(kp.dev, kp.key, 0);
316 /* If there is something in the fifo schedule next release. */
317 if (kfifo_len(&sony_laptop_input.fifo) != 0)
318 schedule_delayed_work(dwork, msecs_to_jiffies(10));
320 spin_unlock_irqrestore(&sony_laptop_input.fifo_lock, flags);
323 static DECLARE_DELAYED_WORK(sony_laptop_release_key_work,
324 do_sony_laptop_release_key);
326 /* forward event to the input subsystem */
327 static void sony_laptop_report_input_event(u8 event)
329 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
330 struct input_dev *key_dev = sony_laptop_input.key_dev;
331 struct sony_laptop_keypress kp = { NULL };
333 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
334 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
335 /* Nothing, not all VAIOs generate this event */
342 case SONYPI_EVENT_JOGDIAL_UP:
343 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
344 input_report_rel(jog_dev, REL_WHEEL, 1);
348 case SONYPI_EVENT_JOGDIAL_DOWN:
349 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
350 input_report_rel(jog_dev, REL_WHEEL, -1);
355 case SONYPI_EVENT_JOGDIAL_PRESSED:
361 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
362 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
365 if (sony_laptop_input_index[event] != -1) {
366 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
367 if (kp.key != KEY_UNKNOWN)
374 input_report_key(kp.dev, kp.key, 1);
375 /* we emit the scancode so we can always remap the key */
376 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
379 /* schedule key release */
380 kfifo_in_locked(&sony_laptop_input.fifo,
381 (unsigned char *)&kp, sizeof(kp),
382 &sony_laptop_input.fifo_lock);
383 schedule_delayed_work(&sony_laptop_release_key_work,
384 msecs_to_jiffies(10));
386 dprintk("unknown input event %.2x\n", event);
389 static int sony_laptop_setup_input(struct acpi_device *acpi_device)
391 struct input_dev *jog_dev;
392 struct input_dev *key_dev;
396 /* don't run again if already initialized */
397 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
401 spin_lock_init(&sony_laptop_input.fifo_lock);
402 error = kfifo_alloc(&sony_laptop_input.fifo,
403 SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
405 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
410 key_dev = input_allocate_device();
416 key_dev->name = "Sony Vaio Keys";
417 key_dev->id.bustype = BUS_ISA;
418 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
419 key_dev->dev.parent = &acpi_device->dev;
421 /* Initialize the Input Drivers: special keys */
422 set_bit(EV_KEY, key_dev->evbit);
423 set_bit(EV_MSC, key_dev->evbit);
424 set_bit(MSC_SCAN, key_dev->mscbit);
425 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
426 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
427 key_dev->keycode = &sony_laptop_input_keycode_map;
428 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
429 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
430 set_bit(sony_laptop_input_keycode_map[i],
435 error = input_register_device(key_dev);
437 goto err_free_keydev;
439 sony_laptop_input.key_dev = key_dev;
442 jog_dev = input_allocate_device();
445 goto err_unregister_keydev;
448 jog_dev->name = "Sony Vaio Jogdial";
449 jog_dev->id.bustype = BUS_ISA;
450 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
451 key_dev->dev.parent = &acpi_device->dev;
453 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
454 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
455 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
457 error = input_register_device(jog_dev);
459 goto err_free_jogdev;
461 sony_laptop_input.jog_dev = jog_dev;
466 input_free_device(jog_dev);
468 err_unregister_keydev:
469 input_unregister_device(key_dev);
470 /* to avoid kref underflow below at input_free_device */
474 input_free_device(key_dev);
477 kfifo_free(&sony_laptop_input.fifo);
480 atomic_dec(&sony_laptop_input.users);
484 static void sony_laptop_remove_input(void)
486 struct sony_laptop_keypress kp = { NULL };
488 /* Cleanup only after the last user has gone */
489 if (!atomic_dec_and_test(&sony_laptop_input.users))
492 cancel_delayed_work_sync(&sony_laptop_release_key_work);
495 * Generate key-up events for remaining keys. Note that we don't
496 * need locking since nobody is adding new events to the kfifo.
498 while (kfifo_out(&sony_laptop_input.fifo,
499 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
500 input_report_key(kp.dev, kp.key, 0);
504 /* destroy input devs */
505 input_unregister_device(sony_laptop_input.key_dev);
506 sony_laptop_input.key_dev = NULL;
508 if (sony_laptop_input.jog_dev) {
509 input_unregister_device(sony_laptop_input.jog_dev);
510 sony_laptop_input.jog_dev = NULL;
513 kfifo_free(&sony_laptop_input.fifo);
516 /*********** Platform Device ***********/
518 static atomic_t sony_pf_users = ATOMIC_INIT(0);
519 static struct platform_driver sony_pf_driver = {
521 .name = "sony-laptop",
522 .owner = THIS_MODULE,
525 static struct platform_device *sony_pf_device;
527 static int sony_pf_add(void)
531 /* don't run again if already initialized */
532 if (atomic_add_return(1, &sony_pf_users) > 1)
535 ret = platform_driver_register(&sony_pf_driver);
539 sony_pf_device = platform_device_alloc("sony-laptop", -1);
540 if (!sony_pf_device) {
542 goto out_platform_registered;
545 ret = platform_device_add(sony_pf_device);
547 goto out_platform_alloced;
551 out_platform_alloced:
552 platform_device_put(sony_pf_device);
553 sony_pf_device = NULL;
554 out_platform_registered:
555 platform_driver_unregister(&sony_pf_driver);
557 atomic_dec(&sony_pf_users);
561 static void sony_pf_remove(void)
563 /* deregister only after the last user has gone */
564 if (!atomic_dec_and_test(&sony_pf_users))
567 platform_device_del(sony_pf_device);
568 platform_device_put(sony_pf_device);
569 platform_driver_unregister(&sony_pf_driver);
572 /*********** SNC (SNY5001) Device ***********/
574 /* the device uses 1-based values, while the backlight subsystem uses
576 #define SONY_MAX_BRIGHTNESS 8
578 #define SNC_VALIDATE_IN 0
579 #define SNC_VALIDATE_OUT 1
581 static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
583 static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
584 const char *, size_t);
585 static int boolean_validate(const int, const int);
586 static int brightness_default_validate(const int, const int);
588 struct sony_nc_value {
589 char *name; /* name of the entry */
590 char **acpiget; /* names of the ACPI get function */
591 char **acpiset; /* names of the ACPI set function */
592 int (*validate)(const int, const int); /* input/output validation */
593 int value; /* current setting */
594 int valid; /* Has ever been set */
595 int debug; /* active only in debug mode ? */
596 struct device_attribute devattr; /* sysfs atribute */
599 #define SNC_HANDLE_NAMES(_name, _values...) \
600 static char *snc_##_name[] = { _values, NULL }
602 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
604 .name = __stringify(_name), \
605 .acpiget = _getters, \
606 .acpiset = _setters, \
607 .validate = _validate, \
609 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
612 #define SNC_HANDLE_NULL { .name = NULL }
614 SNC_HANDLE_NAMES(fnkey_get, "GHKE");
616 SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
617 SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
619 SNC_HANDLE_NAMES(cdpower_get, "GCDP");
620 SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
622 SNC_HANDLE_NAMES(audiopower_get, "GAZP");
623 SNC_HANDLE_NAMES(audiopower_set, "AZPW");
625 SNC_HANDLE_NAMES(lanpower_get, "GLNP");
626 SNC_HANDLE_NAMES(lanpower_set, "LNPW");
628 SNC_HANDLE_NAMES(lidstate_get, "GLID");
630 SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
631 SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
633 SNC_HANDLE_NAMES(gainbass_get, "GMGB");
634 SNC_HANDLE_NAMES(gainbass_set, "CMGB");
636 SNC_HANDLE_NAMES(PID_get, "GPID");
638 SNC_HANDLE_NAMES(CTR_get, "GCTR");
639 SNC_HANDLE_NAMES(CTR_set, "SCTR");
641 SNC_HANDLE_NAMES(PCR_get, "GPCR");
642 SNC_HANDLE_NAMES(PCR_set, "SPCR");
644 SNC_HANDLE_NAMES(CMI_get, "GCMI");
645 SNC_HANDLE_NAMES(CMI_set, "SCMI");
647 static struct sony_nc_value sony_nc_values[] = {
648 SNC_HANDLE(brightness_default, snc_brightness_def_get,
649 snc_brightness_def_set, brightness_default_validate, 0),
650 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
651 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
652 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
653 boolean_validate, 0),
654 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
655 boolean_validate, 1),
656 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
657 boolean_validate, 0),
658 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
659 boolean_validate, 0),
660 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
661 boolean_validate, 0),
662 /* unknown methods */
663 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
664 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
665 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
666 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
670 static acpi_handle sony_nc_acpi_handle;
671 static struct acpi_device *sony_nc_acpi_device = NULL;
674 * acpi_evaluate_object wrappers
676 static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
678 struct acpi_buffer output;
679 union acpi_object out_obj;
682 output.length = sizeof(out_obj);
683 output.pointer = &out_obj;
685 status = acpi_evaluate_object(handle, name, NULL, &output);
686 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
687 *result = out_obj.integer.value;
691 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
696 static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
699 struct acpi_object_list params;
700 union acpi_object in_obj;
701 struct acpi_buffer output;
702 union acpi_object out_obj;
706 params.pointer = &in_obj;
707 in_obj.type = ACPI_TYPE_INTEGER;
708 in_obj.integer.value = value;
710 output.length = sizeof(out_obj);
711 output.pointer = &out_obj;
713 status = acpi_evaluate_object(handle, name, ¶ms, &output);
714 if (status == AE_OK) {
715 if (result != NULL) {
716 if (out_obj.type != ACPI_TYPE_INTEGER) {
717 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
721 *result = out_obj.integer.value;
726 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
731 static int sony_find_snc_handle(int handle)
736 for (i = 0x20; i < 0x30; i++) {
737 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
738 if (result == handle)
745 static int sony_call_snc_handle(int handle, int argument, int *result)
747 int offset = sony_find_snc_handle(handle);
752 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
757 * sony_nc_values input/output validate functions
760 /* brightness_default_validate:
762 * manipulate input output values to keep consistency with the
763 * backlight framework for which brightness values are 0-based.
765 static int brightness_default_validate(const int direction, const int value)
768 case SNC_VALIDATE_OUT:
770 case SNC_VALIDATE_IN:
771 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
779 * on input validate boolean values 0/1, on output just pass the
782 static int boolean_validate(const int direction, const int value)
784 if (direction == SNC_VALIDATE_IN) {
785 if (value != 0 && value != 1)
792 * Sysfs show/store common to all sony_nc_values
794 static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
798 struct sony_nc_value *item =
799 container_of(attr, struct sony_nc_value, devattr);
804 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
808 value = item->validate(SNC_VALIDATE_OUT, value);
810 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
813 static ssize_t sony_nc_sysfs_store(struct device *dev,
814 struct device_attribute *attr,
815 const char *buffer, size_t count)
818 struct sony_nc_value *item =
819 container_of(attr, struct sony_nc_value, devattr);
827 value = simple_strtoul(buffer, NULL, 10);
830 value = item->validate(SNC_VALIDATE_IN, value);
835 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
846 static int sony_backlight_update_status(struct backlight_device *bd)
848 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
849 bd->props.brightness + 1, NULL);
852 static int sony_backlight_get_brightness(struct backlight_device *bd)
856 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
858 /* brightness levels are 1-based, while backlight ones are 0-based */
862 static struct backlight_device *sony_backlight_device;
863 static struct backlight_ops sony_backlight_ops = {
864 .update_status = sony_backlight_update_status,
865 .get_brightness = sony_backlight_get_brightness,
869 * New SNC-only Vaios event mapping to driver known keys
871 struct sony_nc_event {
876 static struct sony_nc_event sony_100_events[] = {
877 { 0x90, SONYPI_EVENT_PKEY_P1 },
878 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
879 { 0x91, SONYPI_EVENT_PKEY_P2 },
880 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
881 { 0x81, SONYPI_EVENT_FNKEY_F1 },
882 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
883 { 0x82, SONYPI_EVENT_FNKEY_F2 },
884 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
885 { 0x83, SONYPI_EVENT_FNKEY_F3 },
886 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
887 { 0x84, SONYPI_EVENT_FNKEY_F4 },
888 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
889 { 0x85, SONYPI_EVENT_FNKEY_F5 },
890 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
891 { 0x86, SONYPI_EVENT_FNKEY_F6 },
892 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
893 { 0x87, SONYPI_EVENT_FNKEY_F7 },
894 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
895 { 0x89, SONYPI_EVENT_FNKEY_F9 },
896 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
897 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
898 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
899 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
900 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
901 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
902 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
903 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
904 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
908 static struct sony_nc_event sony_127_events[] = {
909 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
910 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
911 { 0x82, SONYPI_EVENT_PKEY_P1 },
912 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
913 { 0x83, SONYPI_EVENT_PKEY_P2 },
914 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
915 { 0x84, SONYPI_EVENT_PKEY_P3 },
916 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
917 { 0x85, SONYPI_EVENT_PKEY_P4 },
918 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
919 { 0x86, SONYPI_EVENT_PKEY_P5 },
920 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
921 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
922 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
929 static void sony_nc_notify(struct acpi_device *device, u32 event)
934 /* New-style event */
939 if (sony_find_snc_handle(0x100) == ev)
941 if (sony_find_snc_handle(0x127) == ev)
945 struct sony_nc_event *key_event;
947 if (sony_call_snc_handle(key_handle, 0x200, &result)) {
948 dprintk("sony_nc_notify, unable to decode"
949 " event 0x%.2x 0x%.2x\n", key_handle,
951 /* restore the original event */
956 if (key_handle == 0x100)
957 key_event = sony_100_events;
959 key_event = sony_127_events;
961 for (; key_event->data; key_event++) {
962 if (key_event->data == ev) {
963 ev = key_event->event;
968 if (!key_event->data)
969 printk(KERN_INFO DRV_PFX
970 "Unknown event: 0x%x 0x%x\n",
974 sony_laptop_report_input_event(ev);
976 } else if (sony_find_snc_handle(sony_rfkill_handle) == ev) {
977 sony_nc_rfkill_update();
981 sony_laptop_report_input_event(ev);
983 dprintk("sony_nc_notify, event: 0x%.2x\n", ev);
984 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
987 static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
988 void *context, void **return_value)
990 struct acpi_device_info *info;
992 if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
993 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
994 (char *)&info->name, info->param_count);
1005 static int sony_nc_function_setup(struct acpi_device *device)
1009 /* Enable all events */
1010 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
1013 sony_call_snc_handle(0x0100, 0, &result);
1014 sony_call_snc_handle(0x0101, 0, &result);
1015 sony_call_snc_handle(0x0102, 0x100, &result);
1016 sony_call_snc_handle(0x0127, 0, &result);
1021 static int sony_nc_resume(struct acpi_device *device)
1023 struct sony_nc_value *item;
1026 for (item = sony_nc_values; item->name; item++) {
1031 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
1034 printk("%s: %d\n", __func__, ret);
1039 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1041 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1042 dprintk("ECON Method failed\n");
1045 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1047 dprintk("Doing SNC setup\n");
1048 sony_nc_function_setup(device);
1051 /* set the last requested brightness level */
1052 if (sony_backlight_device &&
1053 sony_backlight_update_status(sony_backlight_device) < 0)
1054 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
1056 /* re-read rfkill state */
1057 sony_nc_rfkill_update();
1062 static void sony_nc_rfkill_cleanup(void)
1066 for (i = 0; i < N_SONY_RFKILL; i++) {
1067 if (sony_rfkill_devices[i]) {
1068 rfkill_unregister(sony_rfkill_devices[i]);
1069 rfkill_destroy(sony_rfkill_devices[i]);
1074 static int sony_nc_rfkill_set(void *data, bool blocked)
1077 int argument = sony_rfkill_address[(long) data] + 0x100;
1080 argument |= 0xff0000;
1082 return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
1085 static const struct rfkill_ops sony_rfkill_ops = {
1086 .set_block = sony_nc_rfkill_set,
1089 static int sony_nc_setup_rfkill(struct acpi_device *device,
1090 enum sony_nc_rfkill nc_type)
1094 enum rfkill_type type;
1101 type = RFKILL_TYPE_WLAN;
1104 case SONY_BLUETOOTH:
1105 type = RFKILL_TYPE_BLUETOOTH;
1106 name = "sony-bluetooth";
1109 type = RFKILL_TYPE_WWAN;
1113 type = RFKILL_TYPE_WIMAX;
1114 name = "sony-wimax";
1120 rfk = rfkill_alloc(name, &device->dev, type,
1121 &sony_rfkill_ops, (void *)nc_type);
1125 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
1126 hwblock = !(result & 0x1);
1127 rfkill_set_hw_state(rfk, hwblock);
1129 err = rfkill_register(rfk);
1131 rfkill_destroy(rfk);
1134 sony_rfkill_devices[nc_type] = rfk;
1138 static void sony_nc_rfkill_update()
1140 enum sony_nc_rfkill i;
1144 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
1145 hwblock = !(result & 0x1);
1147 for (i = 0; i < N_SONY_RFKILL; i++) {
1148 int argument = sony_rfkill_address[i];
1150 if (!sony_rfkill_devices[i])
1154 if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
1155 /* we already know we're blocked */
1160 sony_call_snc_handle(sony_rfkill_handle, argument, &result);
1161 rfkill_set_states(sony_rfkill_devices[i],
1162 !(result & 0xf), false);
1166 static void sony_nc_rfkill_setup(struct acpi_device *device)
1171 struct acpi_object_list params;
1172 union acpi_object in_obj;
1173 union acpi_object *device_enum;
1174 struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
1176 offset = sony_find_snc_handle(0x124);
1178 offset = sony_find_snc_handle(0x135);
1182 sony_rfkill_handle = 0x135;
1184 sony_rfkill_handle = 0x124;
1185 dprintk("Found rkfill handle: 0x%.4x\n", sony_rfkill_handle);
1187 /* need to read the whole buffer returned by the acpi call to SN06
1188 * here otherwise we may miss some features
1191 params.pointer = &in_obj;
1192 in_obj.type = ACPI_TYPE_INTEGER;
1193 in_obj.integer.value = offset;
1194 status = acpi_evaluate_object(sony_nc_acpi_handle, "SN06", ¶ms,
1196 if (ACPI_FAILURE(status)) {
1197 dprintk("Radio device enumeration failed\n");
1201 device_enum = (union acpi_object *) buffer.pointer;
1202 if (!device_enum || device_enum->type != ACPI_TYPE_BUFFER) {
1203 printk(KERN_ERR "Invalid SN06 return object 0x%.2x\n",
1208 /* the buffer is filled with magic numbers describing the devices
1209 * available, 0xff terminates the enumeration
1211 while ((dev_code = *(device_enum->buffer.pointer + i)) != 0xff &&
1212 i < device_enum->buffer.length) {
1214 dprintk("Radio devices, looking at 0x%.2x\n", dev_code);
1216 if (dev_code == 0 && !sony_rfkill_devices[SONY_WIFI])
1217 sony_nc_setup_rfkill(device, SONY_WIFI);
1219 if (dev_code == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
1220 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
1222 if ((0xf0 & dev_code) == 0x20 &&
1223 !sony_rfkill_devices[SONY_WWAN])
1224 sony_nc_setup_rfkill(device, SONY_WWAN);
1226 if (dev_code == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
1227 sony_nc_setup_rfkill(device, SONY_WIMAX);
1231 kfree(buffer.pointer);
1235 static int sony_nc_add(struct acpi_device *device)
1240 struct sony_nc_value *item;
1242 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1243 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1245 sony_nc_acpi_device = device;
1246 strcpy(acpi_device_class(device), "sony/hotkey");
1248 sony_nc_acpi_handle = device->handle;
1250 /* read device status */
1251 result = acpi_bus_get_status(device);
1252 /* bail IFF the above call was successful and the device is not present */
1253 if (!result && !device->status.present) {
1254 dprintk("Device not present\n");
1260 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
1261 1, sony_walk_callback, NULL, NULL, NULL);
1262 if (ACPI_FAILURE(status)) {
1263 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
1269 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1271 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1272 dprintk("ECON Method failed\n");
1275 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1277 dprintk("Doing SNC setup\n");
1278 sony_nc_function_setup(device);
1279 sony_nc_rfkill_setup(device);
1282 /* setup input devices and helper fifo */
1283 result = sony_laptop_setup_input(device);
1285 printk(KERN_ERR DRV_PFX
1286 "Unable to create input devices.\n");
1290 if (acpi_video_backlight_support()) {
1291 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
1292 "controlled by ACPI video driver\n");
1293 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1295 sony_backlight_device = backlight_device_register("sony", NULL,
1297 &sony_backlight_ops);
1299 if (IS_ERR(sony_backlight_device)) {
1300 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
1301 sony_backlight_device = NULL;
1303 sony_backlight_device->props.brightness =
1304 sony_backlight_get_brightness
1305 (sony_backlight_device);
1306 sony_backlight_device->props.max_brightness =
1307 SONY_MAX_BRIGHTNESS - 1;
1312 result = sony_pf_add();
1316 /* create sony_pf sysfs attributes related to the SNC device */
1317 for (item = sony_nc_values; item->name; ++item) {
1319 if (!debug && item->debug)
1322 /* find the available acpiget as described in the DSDT */
1323 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1324 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1327 dprintk("Found %s getter: %s\n",
1328 item->name, *item->acpiget);
1329 item->devattr.attr.mode |= S_IRUGO;
1334 /* find the available acpiset as described in the DSDT */
1335 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1336 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1339 dprintk("Found %s setter: %s\n",
1340 item->name, *item->acpiset);
1341 item->devattr.attr.mode |= S_IWUSR;
1346 if (item->devattr.attr.mode != 0) {
1348 device_create_file(&sony_pf_device->dev,
1358 for (item = sony_nc_values; item->name; ++item) {
1359 device_remove_file(&sony_pf_device->dev, &item->devattr);
1364 if (sony_backlight_device)
1365 backlight_device_unregister(sony_backlight_device);
1367 sony_laptop_remove_input();
1370 sony_nc_rfkill_cleanup();
1374 static int sony_nc_remove(struct acpi_device *device, int type)
1376 struct sony_nc_value *item;
1378 if (sony_backlight_device)
1379 backlight_device_unregister(sony_backlight_device);
1381 sony_nc_acpi_device = NULL;
1383 for (item = sony_nc_values; item->name; ++item) {
1384 device_remove_file(&sony_pf_device->dev, &item->devattr);
1388 sony_laptop_remove_input();
1389 sony_nc_rfkill_cleanup();
1390 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
1395 static const struct acpi_device_id sony_device_ids[] = {
1400 MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1402 static const struct acpi_device_id sony_nc_device_ids[] = {
1407 static struct acpi_driver sony_nc_driver = {
1408 .name = SONY_NC_DRIVER_NAME,
1409 .class = SONY_NC_CLASS,
1410 .ids = sony_nc_device_ids,
1411 .owner = THIS_MODULE,
1414 .remove = sony_nc_remove,
1415 .resume = sony_nc_resume,
1416 .notify = sony_nc_notify,
1420 /*********** SPIC (SNY6001) Device ***********/
1422 #define SONYPI_DEVICE_TYPE1 0x00000001
1423 #define SONYPI_DEVICE_TYPE2 0x00000002
1424 #define SONYPI_DEVICE_TYPE3 0x00000004
1425 #define SONYPI_DEVICE_TYPE4 0x00000008
1427 #define SONYPI_TYPE1_OFFSET 0x04
1428 #define SONYPI_TYPE2_OFFSET 0x12
1429 #define SONYPI_TYPE3_OFFSET 0x12
1431 struct sony_pic_ioport {
1432 struct acpi_resource_io io1;
1433 struct acpi_resource_io io2;
1434 struct list_head list;
1437 struct sony_pic_irq {
1438 struct acpi_resource_irq irq;
1439 struct list_head list;
1442 struct sonypi_eventtypes {
1445 struct sonypi_event *events;
1448 struct sony_pic_dev {
1449 struct acpi_device *acpi_dev;
1450 struct sony_pic_irq *cur_irq;
1451 struct sony_pic_ioport *cur_ioport;
1452 struct list_head interrupts;
1453 struct list_head ioports;
1455 struct sonypi_eventtypes *event_types;
1456 int (*handle_irq)(const u8, const u8);
1464 static struct sony_pic_dev spic_dev = {
1465 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1466 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1469 static int spic_drv_registered;
1472 #define SONYPI_JOGGER_MASK 0x00000001
1473 #define SONYPI_CAPTURE_MASK 0x00000002
1474 #define SONYPI_FNKEY_MASK 0x00000004
1475 #define SONYPI_BLUETOOTH_MASK 0x00000008
1476 #define SONYPI_PKEY_MASK 0x00000010
1477 #define SONYPI_BACK_MASK 0x00000020
1478 #define SONYPI_HELP_MASK 0x00000040
1479 #define SONYPI_LID_MASK 0x00000080
1480 #define SONYPI_ZOOM_MASK 0x00000100
1481 #define SONYPI_THUMBPHRASE_MASK 0x00000200
1482 #define SONYPI_MEYE_MASK 0x00000400
1483 #define SONYPI_MEMORYSTICK_MASK 0x00000800
1484 #define SONYPI_BATTERY_MASK 0x00001000
1485 #define SONYPI_WIRELESS_MASK 0x00002000
1487 struct sonypi_event {
1492 /* The set of possible button release events */
1493 static struct sonypi_event sonypi_releaseev[] = {
1494 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1498 /* The set of possible jogger events */
1499 static struct sonypi_event sonypi_joggerev[] = {
1500 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1501 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1502 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1503 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1504 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1505 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1506 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1507 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1508 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1509 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1510 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1511 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1512 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1516 /* The set of possible capture button events */
1517 static struct sonypi_event sonypi_captureev[] = {
1518 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1519 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
1520 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
1521 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1525 /* The set of possible fnkeys events */
1526 static struct sonypi_event sonypi_fnkeyev[] = {
1527 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1528 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1529 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1530 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1531 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1532 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1533 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1534 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1535 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1536 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1537 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1538 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1539 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1540 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1541 { 0x21, SONYPI_EVENT_FNKEY_1 },
1542 { 0x22, SONYPI_EVENT_FNKEY_2 },
1543 { 0x31, SONYPI_EVENT_FNKEY_D },
1544 { 0x32, SONYPI_EVENT_FNKEY_E },
1545 { 0x33, SONYPI_EVENT_FNKEY_F },
1546 { 0x34, SONYPI_EVENT_FNKEY_S },
1547 { 0x35, SONYPI_EVENT_FNKEY_B },
1548 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1552 /* The set of possible program key events */
1553 static struct sonypi_event sonypi_pkeyev[] = {
1554 { 0x01, SONYPI_EVENT_PKEY_P1 },
1555 { 0x02, SONYPI_EVENT_PKEY_P2 },
1556 { 0x04, SONYPI_EVENT_PKEY_P3 },
1557 { 0x20, SONYPI_EVENT_PKEY_P1 },
1561 /* The set of possible bluetooth events */
1562 static struct sonypi_event sonypi_blueev[] = {
1563 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1564 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1565 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1569 /* The set of possible wireless events */
1570 static struct sonypi_event sonypi_wlessev[] = {
1571 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1572 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1576 /* The set of possible back button events */
1577 static struct sonypi_event sonypi_backev[] = {
1578 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1582 /* The set of possible help button events */
1583 static struct sonypi_event sonypi_helpev[] = {
1584 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1589 /* The set of possible lid events */
1590 static struct sonypi_event sonypi_lidev[] = {
1591 { 0x51, SONYPI_EVENT_LID_CLOSED },
1592 { 0x50, SONYPI_EVENT_LID_OPENED },
1596 /* The set of possible zoom events */
1597 static struct sonypi_event sonypi_zoomev[] = {
1598 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
1599 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1600 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1601 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
1605 /* The set of possible thumbphrase events */
1606 static struct sonypi_event sonypi_thumbphraseev[] = {
1607 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1611 /* The set of possible motioneye camera events */
1612 static struct sonypi_event sonypi_meyeev[] = {
1613 { 0x00, SONYPI_EVENT_MEYE_FACE },
1614 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1618 /* The set of possible memorystick events */
1619 static struct sonypi_event sonypi_memorystickev[] = {
1620 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1621 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1625 /* The set of possible battery events */
1626 static struct sonypi_event sonypi_batteryev[] = {
1627 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1628 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1632 /* The set of possible volume events */
1633 static struct sonypi_event sonypi_volumeev[] = {
1634 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1635 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1639 /* The set of possible brightness events */
1640 static struct sonypi_event sonypi_brightnessev[] = {
1641 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1645 static struct sonypi_eventtypes type1_events[] = {
1646 { 0, 0xffffffff, sonypi_releaseev },
1647 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1648 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1649 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1650 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1651 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1652 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1653 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1654 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1655 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1658 static struct sonypi_eventtypes type2_events[] = {
1659 { 0, 0xffffffff, sonypi_releaseev },
1660 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1661 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1662 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1663 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1664 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1665 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1666 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1667 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1668 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1669 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1670 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1671 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1672 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1675 static struct sonypi_eventtypes type3_events[] = {
1676 { 0, 0xffffffff, sonypi_releaseev },
1677 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1678 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1679 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1680 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1681 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1682 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1683 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1684 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1685 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1686 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
1690 /* low level spic calls */
1691 #define ITERATIONS_LONG 10000
1692 #define ITERATIONS_SHORT 10
1693 #define wait_on_command(command, iterations) { \
1694 unsigned int n = iterations; \
1695 while (--n && (command)) \
1698 dprintk("command failed at %s : %s (line %d)\n", \
1699 __FILE__, __func__, __LINE__); \
1702 static u8 sony_pic_call1(u8 dev)
1706 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1708 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1709 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1710 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
1711 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
1715 static u8 sony_pic_call2(u8 dev, u8 fn)
1719 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1721 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1722 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1724 outb(fn, spic_dev.cur_ioport->io1.minimum);
1725 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
1726 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
1730 static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1734 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1735 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1736 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1737 outb(fn, spic_dev.cur_ioport->io1.minimum);
1738 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1739 outb(v, spic_dev.cur_ioport->io1.minimum);
1740 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
1741 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1747 * minidrivers for SPIC models
1749 static int type3_handle_irq(const u8 data_mask, const u8 ev)
1752 * 0x31 could mean we have to take some extra action and wait for
1753 * the next irq for some Type3 models, it will generate a new
1754 * irq and we can read new data from the device:
1755 * - 0x5c and 0x5f requires 0xA0
1756 * - 0x61 requires 0xB3
1758 if (data_mask == 0x31) {
1759 if (ev == 0x5c || ev == 0x5f)
1760 sony_pic_call1(0xA0);
1761 else if (ev == 0x61)
1762 sony_pic_call1(0xB3);
1768 static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1770 struct pci_dev *pcidev;
1772 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1773 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1775 dev->model = SONYPI_DEVICE_TYPE1;
1776 dev->evport_offset = SONYPI_TYPE1_OFFSET;
1777 dev->event_types = type1_events;
1781 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1782 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1784 dev->model = SONYPI_DEVICE_TYPE2;
1785 dev->evport_offset = SONYPI_TYPE2_OFFSET;
1786 dev->event_types = type2_events;
1790 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1791 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1793 dev->model = SONYPI_DEVICE_TYPE3;
1794 dev->handle_irq = type3_handle_irq;
1795 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1796 dev->event_types = type3_events;
1800 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1801 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1803 dev->model = SONYPI_DEVICE_TYPE3;
1804 dev->handle_irq = type3_handle_irq;
1805 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1806 dev->event_types = type3_events;
1810 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1811 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1813 dev->model = SONYPI_DEVICE_TYPE3;
1814 dev->handle_irq = type3_handle_irq;
1815 dev->evport_offset = SONYPI_TYPE3_OFFSET;
1816 dev->event_types = type3_events;
1821 dev->model = SONYPI_DEVICE_TYPE2;
1822 dev->evport_offset = SONYPI_TYPE2_OFFSET;
1823 dev->event_types = type2_events;
1827 pci_dev_put(pcidev);
1829 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1830 dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
1831 dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
1834 /* camera tests and poweron/poweroff */
1835 #define SONYPI_CAMERA_PICTURE 5
1836 #define SONYPI_CAMERA_CONTROL 0x10
1838 #define SONYPI_CAMERA_BRIGHTNESS 0
1839 #define SONYPI_CAMERA_CONTRAST 1
1840 #define SONYPI_CAMERA_HUE 2
1841 #define SONYPI_CAMERA_COLOR 3
1842 #define SONYPI_CAMERA_SHARPNESS 4
1844 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1845 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1846 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1847 #define SONYPI_CAMERA_MUTE_MASK 0x40
1849 /* the rest don't need a loop until not 0xff */
1850 #define SONYPI_CAMERA_AGC 6
1851 #define SONYPI_CAMERA_AGC_MASK 0x30
1852 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
1854 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1855 #define SONYPI_CAMERA_CONTROL 0x10
1857 #define SONYPI_CAMERA_STATUS 7
1858 #define SONYPI_CAMERA_STATUS_READY 0x2
1859 #define SONYPI_CAMERA_STATUS_POSITION 0x4
1861 #define SONYPI_DIRECTION_BACKWARDS 0x4
1863 #define SONYPI_CAMERA_REVISION 8
1864 #define SONYPI_CAMERA_ROMVERSION 9
1866 static int __sony_pic_camera_ready(void)
1870 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1871 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1874 static int __sony_pic_camera_off(void)
1877 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1881 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1882 SONYPI_CAMERA_MUTE_MASK),
1885 if (spic_dev.camera_power) {
1886 sony_pic_call2(0x91, 0);
1887 spic_dev.camera_power = 0;
1892 static int __sony_pic_camera_on(void)
1897 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1901 if (spic_dev.camera_power)
1904 for (j = 5; j > 0; j--) {
1906 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
1908 sony_pic_call1(0x93);
1910 for (i = 400; i > 0; i--) {
1911 if (__sony_pic_camera_ready())
1920 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
1924 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1928 spic_dev.camera_power = 1;
1932 /* External camera command (exported to the motion eye v4l driver) */
1933 int sony_pic_camera_command(int command, u8 value)
1938 mutex_lock(&spic_dev.lock);
1941 case SONY_PIC_COMMAND_SETCAMERA:
1943 __sony_pic_camera_on();
1945 __sony_pic_camera_off();
1947 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
1948 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1951 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
1952 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1955 case SONY_PIC_COMMAND_SETCAMERAHUE:
1956 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1959 case SONY_PIC_COMMAND_SETCAMERACOLOR:
1960 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1963 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
1964 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1967 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
1968 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1971 case SONY_PIC_COMMAND_SETCAMERAAGC:
1972 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1976 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1980 mutex_unlock(&spic_dev.lock);
1983 EXPORT_SYMBOL(sony_pic_camera_command);
1985 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
1986 static void __sony_pic_set_wwanpower(u8 state)
1989 if (spic_dev.wwan_power == state)
1991 sony_pic_call2(0xB0, state);
1992 sony_pic_call1(0x82);
1993 spic_dev.wwan_power = state;
1996 static ssize_t sony_pic_wwanpower_store(struct device *dev,
1997 struct device_attribute *attr,
1998 const char *buffer, size_t count)
2000 unsigned long value;
2004 value = simple_strtoul(buffer, NULL, 10);
2005 mutex_lock(&spic_dev.lock);
2006 __sony_pic_set_wwanpower(value);
2007 mutex_unlock(&spic_dev.lock);
2012 static ssize_t sony_pic_wwanpower_show(struct device *dev,
2013 struct device_attribute *attr, char *buffer)
2016 mutex_lock(&spic_dev.lock);
2017 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2018 mutex_unlock(&spic_dev.lock);
2022 /* bluetooth subsystem power state */
2023 static void __sony_pic_set_bluetoothpower(u8 state)
2026 if (spic_dev.bluetooth_power == state)
2028 sony_pic_call2(0x96, state);
2029 sony_pic_call1(0x82);
2030 spic_dev.bluetooth_power = state;
2033 static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2034 struct device_attribute *attr,
2035 const char *buffer, size_t count)
2037 unsigned long value;
2041 value = simple_strtoul(buffer, NULL, 10);
2042 mutex_lock(&spic_dev.lock);
2043 __sony_pic_set_bluetoothpower(value);
2044 mutex_unlock(&spic_dev.lock);
2049 static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2050 struct device_attribute *attr, char *buffer)
2053 mutex_lock(&spic_dev.lock);
2054 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2055 mutex_unlock(&spic_dev.lock);
2060 /* FAN0 information (reverse engineered from ACPI tables) */
2061 #define SONY_PIC_FAN0_STATUS 0x93
2062 static int sony_pic_set_fanspeed(unsigned long value)
2064 return ec_write(SONY_PIC_FAN0_STATUS, value);
2067 static int sony_pic_get_fanspeed(u8 *value)
2069 return ec_read(SONY_PIC_FAN0_STATUS, value);
2072 static ssize_t sony_pic_fanspeed_store(struct device *dev,
2073 struct device_attribute *attr,
2074 const char *buffer, size_t count)
2076 unsigned long value;
2080 value = simple_strtoul(buffer, NULL, 10);
2081 if (sony_pic_set_fanspeed(value))
2087 static ssize_t sony_pic_fanspeed_show(struct device *dev,
2088 struct device_attribute *attr, char *buffer)
2091 if (sony_pic_get_fanspeed(&value))
2094 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2097 #define SPIC_ATTR(_name, _mode) \
2098 struct device_attribute spic_attr_##_name = __ATTR(_name, \
2099 _mode, sony_pic_## _name ##_show, \
2100 sony_pic_## _name ##_store)
2102 static SPIC_ATTR(bluetoothpower, 0644);
2103 static SPIC_ATTR(wwanpower, 0644);
2104 static SPIC_ATTR(fanspeed, 0644);
2106 static struct attribute *spic_attributes[] = {
2107 &spic_attr_bluetoothpower.attr,
2108 &spic_attr_wwanpower.attr,
2109 &spic_attr_fanspeed.attr,
2113 static struct attribute_group spic_attribute_group = {
2114 .attrs = spic_attributes
2117 /******** SONYPI compatibility **********/
2118 #ifdef CONFIG_SONYPI_COMPAT
2120 /* battery / brightness / temperature addresses */
2121 #define SONYPI_BAT_FLAGS 0x81
2122 #define SONYPI_LCD_LIGHT 0x96
2123 #define SONYPI_BAT1_PCTRM 0xa0
2124 #define SONYPI_BAT1_LEFT 0xa2
2125 #define SONYPI_BAT1_MAXRT 0xa4
2126 #define SONYPI_BAT2_PCTRM 0xa8
2127 #define SONYPI_BAT2_LEFT 0xaa
2128 #define SONYPI_BAT2_MAXRT 0xac
2129 #define SONYPI_BAT1_MAXTK 0xb0
2130 #define SONYPI_BAT1_FULL 0xb2
2131 #define SONYPI_BAT2_MAXTK 0xb8
2132 #define SONYPI_BAT2_FULL 0xba
2133 #define SONYPI_TEMP_STATUS 0xC1
2135 struct sonypi_compat_s {
2136 struct fasync_struct *fifo_async;
2138 spinlock_t fifo_lock;
2139 wait_queue_head_t fifo_proc_list;
2140 atomic_t open_count;
2142 static struct sonypi_compat_s sonypi_compat = {
2143 .open_count = ATOMIC_INIT(0),
2146 static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2148 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
2151 static int sonypi_misc_release(struct inode *inode, struct file *file)
2153 atomic_dec(&sonypi_compat.open_count);
2157 static int sonypi_misc_open(struct inode *inode, struct file *file)
2159 /* Flush input queue on first open */
2160 unsigned long flags;
2162 spin_lock_irqsave(&sonypi_compat.fifo_lock, flags);
2164 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
2165 kfifo_reset(&sonypi_compat.fifo);
2167 spin_unlock_irqrestore(&sonypi_compat.fifo_lock, flags);
2172 static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2173 size_t count, loff_t *pos)
2178 if ((kfifo_len(&sonypi_compat.fifo) == 0) &&
2179 (file->f_flags & O_NONBLOCK))
2182 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2183 kfifo_len(&sonypi_compat.fifo) != 0);
2187 while (ret < count &&
2188 (kfifo_out_locked(&sonypi_compat.fifo, &c, sizeof(c),
2189 &sonypi_compat.fifo_lock) == sizeof(c))) {
2190 if (put_user(c, buf++))
2196 struct inode *inode = file->f_path.dentry->d_inode;
2197 inode->i_atime = current_fs_time(inode->i_sb);
2203 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2205 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2206 if (kfifo_len(&sonypi_compat.fifo))
2207 return POLLIN | POLLRDNORM;
2211 static int ec_read16(u8 addr, u16 *value)
2214 if (ec_read(addr, &val_lb))
2216 if (ec_read(addr + 1, &val_hb))
2218 *value = val_lb | (val_hb << 8);
2222 static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2226 void __user *argp = (void __user *)arg;
2231 mutex_lock(&spic_dev.lock);
2233 case SONYPI_IOCGBRT:
2234 if (sony_backlight_device == NULL) {
2238 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2242 val8 = ((value & 0xff) - 1) << 5;
2243 if (copy_to_user(argp, &val8, sizeof(val8)))
2246 case SONYPI_IOCSBRT:
2247 if (sony_backlight_device == NULL) {
2251 if (copy_from_user(&val8, argp, sizeof(val8))) {
2255 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2256 (val8 >> 5) + 1, NULL)) {
2260 /* sync the backlight device status */
2261 sony_backlight_device->props.brightness =
2262 sony_backlight_get_brightness(sony_backlight_device);
2264 case SONYPI_IOCGBAT1CAP:
2265 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2269 if (copy_to_user(argp, &val16, sizeof(val16)))
2272 case SONYPI_IOCGBAT1REM:
2273 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2277 if (copy_to_user(argp, &val16, sizeof(val16)))
2280 case SONYPI_IOCGBAT2CAP:
2281 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2285 if (copy_to_user(argp, &val16, sizeof(val16)))
2288 case SONYPI_IOCGBAT2REM:
2289 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2293 if (copy_to_user(argp, &val16, sizeof(val16)))
2296 case SONYPI_IOCGBATFLAGS:
2297 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2302 if (copy_to_user(argp, &val8, sizeof(val8)))
2305 case SONYPI_IOCGBLUE:
2306 val8 = spic_dev.bluetooth_power;
2307 if (copy_to_user(argp, &val8, sizeof(val8)))
2310 case SONYPI_IOCSBLUE:
2311 if (copy_from_user(&val8, argp, sizeof(val8))) {
2315 __sony_pic_set_bluetoothpower(val8);
2318 case SONYPI_IOCGFAN:
2319 if (sony_pic_get_fanspeed(&val8)) {
2323 if (copy_to_user(argp, &val8, sizeof(val8)))
2326 case SONYPI_IOCSFAN:
2327 if (copy_from_user(&val8, argp, sizeof(val8))) {
2331 if (sony_pic_set_fanspeed(val8))
2334 /* GET Temperature (useful under APM) */
2335 case SONYPI_IOCGTEMP:
2336 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2340 if (copy_to_user(argp, &val8, sizeof(val8)))
2346 mutex_unlock(&spic_dev.lock);
2350 static const struct file_operations sonypi_misc_fops = {
2351 .owner = THIS_MODULE,
2352 .read = sonypi_misc_read,
2353 .poll = sonypi_misc_poll,
2354 .open = sonypi_misc_open,
2355 .release = sonypi_misc_release,
2356 .fasync = sonypi_misc_fasync,
2357 .unlocked_ioctl = sonypi_misc_ioctl,
2360 static struct miscdevice sonypi_misc_device = {
2361 .minor = MISC_DYNAMIC_MINOR,
2363 .fops = &sonypi_misc_fops,
2366 static void sonypi_compat_report_event(u8 event)
2368 kfifo_in_locked(&sonypi_compat.fifo, (unsigned char *)&event,
2369 sizeof(event), &sonypi_compat.fifo_lock);
2370 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2371 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2374 static int sonypi_compat_init(void)
2378 spin_lock_init(&sonypi_compat.fifo_lock);
2380 kfifo_alloc(&sonypi_compat.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
2382 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2386 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
2389 sonypi_misc_device.minor = minor;
2390 error = misc_register(&sonypi_misc_device);
2392 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2393 goto err_free_kfifo;
2396 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
2397 sonypi_misc_device.minor);
2402 kfifo_free(&sonypi_compat.fifo);
2406 static void sonypi_compat_exit(void)
2408 misc_deregister(&sonypi_misc_device);
2409 kfifo_free(&sonypi_compat.fifo);
2412 static int sonypi_compat_init(void) { return 0; }
2413 static void sonypi_compat_exit(void) { }
2414 static void sonypi_compat_report_event(u8 event) { }
2415 #endif /* CONFIG_SONYPI_COMPAT */
2421 sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2424 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2426 switch (resource->type) {
2427 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
2429 /* start IO enumeration */
2430 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2434 list_add(&ioport->list, &dev->ioports);
2438 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
2439 /* end IO enumeration */
2442 case ACPI_RESOURCE_TYPE_IRQ:
2444 struct acpi_resource_irq *p = &resource->data.irq;
2445 struct sony_pic_irq *interrupt = NULL;
2446 if (!p || !p->interrupt_count) {
2448 * IRQ descriptors may have no IRQ# bits set,
2449 * particularly those those w/ _STA disabled
2451 dprintk("Blank IRQ resource\n");
2454 for (i = 0; i < p->interrupt_count; i++) {
2455 if (!p->interrupts[i]) {
2456 printk(KERN_WARNING DRV_PFX
2461 interrupt = kzalloc(sizeof(*interrupt),
2466 list_add(&interrupt->list, &dev->interrupts);
2467 interrupt->irq.triggering = p->triggering;
2468 interrupt->irq.polarity = p->polarity;
2469 interrupt->irq.sharable = p->sharable;
2470 interrupt->irq.interrupt_count = 1;
2471 interrupt->irq.interrupts[0] = p->interrupts[i];
2475 case ACPI_RESOURCE_TYPE_IO:
2477 struct acpi_resource_io *io = &resource->data.io;
2478 struct sony_pic_ioport *ioport =
2479 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
2481 dprintk("Blank IO resource\n");
2485 if (!ioport->io1.minimum) {
2486 memcpy(&ioport->io1, io, sizeof(*io));
2487 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2488 ioport->io1.address_length);
2490 else if (!ioport->io2.minimum) {
2491 memcpy(&ioport->io2, io, sizeof(*io));
2492 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2493 ioport->io2.address_length);
2496 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
2502 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2505 case ACPI_RESOURCE_TYPE_END_TAG:
2508 return AE_CTRL_TERMINATE;
2511 static int sony_pic_possible_resources(struct acpi_device *device)
2514 acpi_status status = AE_OK;
2519 /* get device status */
2520 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2521 dprintk("Evaluating _STA\n");
2522 result = acpi_bus_get_status(device);
2524 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2528 if (!device->status.enabled)
2529 dprintk("Device disabled\n");
2531 dprintk("Device enabled\n");
2534 * Query and parse 'method'
2536 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2537 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2538 sony_pic_read_possible_resource, &spic_dev);
2539 if (ACPI_FAILURE(status)) {
2540 printk(KERN_WARNING DRV_PFX
2541 "Failure evaluating %s\n",
2550 * Disable the spic device by calling its _DIS method
2552 static int sony_pic_disable(struct acpi_device *device)
2554 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2557 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
2560 dprintk("Device disabled\n");
2566 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2568 * Call _SRS to set current resources
2570 static int sony_pic_enable(struct acpi_device *device,
2571 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2575 /* Type 1 resource layout is:
2581 * Type 2 and 3 resource layout is:
2587 struct acpi_resource res1;
2588 struct acpi_resource res2;
2589 struct acpi_resource res3;
2590 struct acpi_resource res4;
2592 struct acpi_buffer buffer = { 0, NULL };
2594 if (!ioport || !irq)
2597 /* init acpi_buffer */
2598 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2602 buffer.length = sizeof(*resource) + 1;
2603 buffer.pointer = resource;
2605 /* setup Type 1 resources */
2606 if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
2608 /* setup io resources */
2609 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2610 resource->res1.length = sizeof(struct acpi_resource);
2611 memcpy(&resource->res1.data.io, &ioport->io1,
2612 sizeof(struct acpi_resource_io));
2614 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2615 resource->res2.length = sizeof(struct acpi_resource);
2616 memcpy(&resource->res2.data.io, &ioport->io2,
2617 sizeof(struct acpi_resource_io));
2619 /* setup irq resource */
2620 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2621 resource->res3.length = sizeof(struct acpi_resource);
2622 memcpy(&resource->res3.data.irq, &irq->irq,
2623 sizeof(struct acpi_resource_irq));
2624 /* we requested a shared irq */
2625 resource->res3.data.irq.sharable = ACPI_SHARED;
2627 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2630 /* setup Type 2/3 resources */
2632 /* setup io resource */
2633 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2634 resource->res1.length = sizeof(struct acpi_resource);
2635 memcpy(&resource->res1.data.io, &ioport->io1,
2636 sizeof(struct acpi_resource_io));
2638 /* setup irq resource */
2639 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2640 resource->res2.length = sizeof(struct acpi_resource);
2641 memcpy(&resource->res2.data.irq, &irq->irq,
2642 sizeof(struct acpi_resource_irq));
2643 /* we requested a shared irq */
2644 resource->res2.data.irq.sharable = ACPI_SHARED;
2646 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2649 /* Attempt to set the resource */
2650 dprintk("Evaluating _SRS\n");
2651 status = acpi_set_current_resources(device->handle, &buffer);
2653 /* check for total failure */
2654 if (ACPI_FAILURE(status)) {
2655 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
2660 /* Necessary device initializations calls (from sonypi) */
2661 sony_pic_call1(0x82);
2662 sony_pic_call2(0x81, 0xff);
2663 sony_pic_call1(compat ? 0x92 : 0x82);
2672 * ISR: some event is available
2675 static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2680 u8 device_event = 0;
2682 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2684 ev = inb_p(dev->cur_ioport->io1.minimum);
2685 if (dev->cur_ioport->io2.minimum)
2686 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2688 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2689 dev->evport_offset);
2691 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2692 ev, data_mask, dev->cur_ioport->io1.minimum,
2693 dev->evport_offset);
2695 if (ev == 0x00 || ev == 0xff)
2698 for (i = 0; dev->event_types[i].mask; i++) {
2700 if ((data_mask & dev->event_types[i].data) !=
2701 dev->event_types[i].data)
2704 if (!(mask & dev->event_types[i].mask))
2707 for (j = 0; dev->event_types[i].events[j].event; j++) {
2708 if (ev == dev->event_types[i].events[j].data) {
2710 dev->event_types[i].events[j].event;
2715 /* Still not able to decode the event try to pass
2716 * it over to the minidriver
2718 if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
2721 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2722 ev, data_mask, dev->cur_ioport->io1.minimum,
2723 dev->evport_offset);
2727 sony_laptop_report_input_event(device_event);
2728 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
2729 sonypi_compat_report_event(device_event);
2739 static int sony_pic_remove(struct acpi_device *device, int type)
2741 struct sony_pic_ioport *io, *tmp_io;
2742 struct sony_pic_irq *irq, *tmp_irq;
2744 if (sony_pic_disable(device)) {
2745 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2749 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2750 release_region(spic_dev.cur_ioport->io1.minimum,
2751 spic_dev.cur_ioport->io1.address_length);
2752 if (spic_dev.cur_ioport->io2.minimum)
2753 release_region(spic_dev.cur_ioport->io2.minimum,
2754 spic_dev.cur_ioport->io2.address_length);
2756 sonypi_compat_exit();
2758 sony_laptop_remove_input();
2761 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2764 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2765 list_del(&io->list);
2768 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2769 list_del(&irq->list);
2772 spic_dev.cur_ioport = NULL;
2773 spic_dev.cur_irq = NULL;
2775 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
2779 static int sony_pic_add(struct acpi_device *device)
2782 struct sony_pic_ioport *io, *tmp_io;
2783 struct sony_pic_irq *irq, *tmp_irq;
2785 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2786 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
2788 spic_dev.acpi_dev = device;
2789 strcpy(acpi_device_class(device), "sony/hotkey");
2790 sony_pic_detect_device_type(&spic_dev);
2791 mutex_init(&spic_dev.lock);
2793 /* read _PRS resources */
2794 result = sony_pic_possible_resources(device);
2796 printk(KERN_ERR DRV_PFX
2797 "Unable to read possible resources.\n");
2798 goto err_free_resources;
2801 /* setup input devices and helper fifo */
2802 result = sony_laptop_setup_input(device);
2804 printk(KERN_ERR DRV_PFX
2805 "Unable to create input devices.\n");
2806 goto err_free_resources;
2809 if (sonypi_compat_init())
2810 goto err_remove_input;
2812 /* request io port */
2813 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2814 if (request_region(io->io1.minimum, io->io1.address_length,
2815 "Sony Programable I/O Device")) {
2816 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2817 io->io1.minimum, io->io1.maximum,
2818 io->io1.address_length);
2819 /* Type 1 have 2 ioports */
2820 if (io->io2.minimum) {
2821 if (request_region(io->io2.minimum,
2822 io->io2.address_length,
2823 "Sony Programable I/O Device")) {
2824 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2825 io->io2.minimum, io->io2.maximum,
2826 io->io2.address_length);
2827 spic_dev.cur_ioport = io;
2831 dprintk("Unable to get I/O port2: "
2832 "0x%.4x (0x%.4x) + 0x%.2x\n",
2833 io->io2.minimum, io->io2.maximum,
2834 io->io2.address_length);
2835 release_region(io->io1.minimum,
2836 io->io1.address_length);
2840 spic_dev.cur_ioport = io;
2845 if (!spic_dev.cur_ioport) {
2846 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2848 goto err_remove_compat;
2852 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
2853 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2854 IRQF_DISABLED, "sony-laptop", &spic_dev)) {
2855 dprintk("IRQ: %d - triggering: %d - "
2856 "polarity: %d - shr: %d\n",
2857 irq->irq.interrupts[0],
2858 irq->irq.triggering,
2861 spic_dev.cur_irq = irq;
2865 if (!spic_dev.cur_irq) {
2866 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2868 goto err_release_region;
2871 /* set resource status _SRS */
2872 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2874 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2878 spic_dev.bluetooth_power = -1;
2879 /* create device attributes */
2880 result = sony_pf_add();
2882 goto err_disable_device;
2884 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2894 sony_pic_disable(device);
2897 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2900 release_region(spic_dev.cur_ioport->io1.minimum,
2901 spic_dev.cur_ioport->io1.address_length);
2902 if (spic_dev.cur_ioport->io2.minimum)
2903 release_region(spic_dev.cur_ioport->io2.minimum,
2904 spic_dev.cur_ioport->io2.address_length);
2907 sonypi_compat_exit();
2910 sony_laptop_remove_input();
2913 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2914 list_del(&io->list);
2917 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2918 list_del(&irq->list);
2921 spic_dev.cur_ioport = NULL;
2922 spic_dev.cur_irq = NULL;
2927 static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2929 if (sony_pic_disable(device))
2934 static int sony_pic_resume(struct acpi_device *device)
2936 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2940 static const struct acpi_device_id sony_pic_device_ids[] = {
2945 static struct acpi_driver sony_pic_driver = {
2946 .name = SONY_PIC_DRIVER_NAME,
2947 .class = SONY_PIC_CLASS,
2948 .ids = sony_pic_device_ids,
2949 .owner = THIS_MODULE,
2951 .add = sony_pic_add,
2952 .remove = sony_pic_remove,
2953 .suspend = sony_pic_suspend,
2954 .resume = sony_pic_resume,
2958 static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2960 .ident = "Sony Vaio",
2962 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2963 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2967 .ident = "Sony Vaio",
2969 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2970 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2976 static int __init sony_laptop_init(void)
2980 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2981 result = acpi_bus_register_driver(&sony_pic_driver);
2983 printk(KERN_ERR DRV_PFX
2984 "Unable to register SPIC driver.");
2987 spic_drv_registered = 1;
2990 result = acpi_bus_register_driver(&sony_nc_driver);
2992 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2993 goto out_unregister_pic;
2999 if (spic_drv_registered)
3000 acpi_bus_unregister_driver(&sony_pic_driver);
3005 static void __exit sony_laptop_exit(void)
3007 acpi_bus_unregister_driver(&sony_nc_driver);
3008 if (spic_drv_registered)
3009 acpi_bus_unregister_driver(&sony_pic_driver);
3012 module_init(sony_laptop_init);
3013 module_exit(sony_laptop_exit);