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 /* Nothing, not all VAIOs generate this event */
328 case SONYPI_EVENT_JOGDIAL_UP:
329 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
330 input_report_rel(jog_dev, REL_WHEEL, 1);
334 case SONYPI_EVENT_JOGDIAL_DOWN:
335 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
336 input_report_rel(jog_dev, REL_WHEEL, -1);
341 case SONYPI_EVENT_JOGDIAL_PRESSED:
347 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
348 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
351 if (sony_laptop_input_index[event] != -1) {
352 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
353 if (kp.key != KEY_UNKNOWN)
360 input_report_key(kp.dev, kp.key, 1);
361 /* we emit the scancode so we can always remap the key */
362 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
364 kfifo_put(sony_laptop_input.fifo,
365 (unsigned char *)&kp, sizeof(kp));
367 if (!work_pending(&sony_laptop_release_key_work))
368 queue_work(sony_laptop_input.wq,
369 &sony_laptop_release_key_work);
371 dprintk("unknown input event %.2x\n", event);
374 static int sony_laptop_setup_input(struct acpi_device *acpi_device)
376 struct input_dev *jog_dev;
377 struct input_dev *key_dev;
381 /* don't run again if already initialized */
382 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
386 spin_lock_init(&sony_laptop_input.fifo_lock);
387 sony_laptop_input.fifo =
388 kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
389 &sony_laptop_input.fifo_lock);
390 if (IS_ERR(sony_laptop_input.fifo)) {
391 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
392 error = PTR_ERR(sony_laptop_input.fifo);
397 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
398 if (!sony_laptop_input.wq) {
399 printk(KERN_ERR DRV_PFX
400 "Unable to create workqueue.\n");
406 key_dev = input_allocate_device();
412 key_dev->name = "Sony Vaio Keys";
413 key_dev->id.bustype = BUS_ISA;
414 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
415 key_dev->dev.parent = &acpi_device->dev;
417 /* Initialize the Input Drivers: special keys */
418 set_bit(EV_KEY, key_dev->evbit);
419 set_bit(EV_MSC, key_dev->evbit);
420 set_bit(MSC_SCAN, key_dev->mscbit);
421 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
422 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
423 key_dev->keycode = &sony_laptop_input_keycode_map;
424 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
425 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
426 set_bit(sony_laptop_input_keycode_map[i],
431 error = input_register_device(key_dev);
433 goto err_free_keydev;
435 sony_laptop_input.key_dev = key_dev;
438 jog_dev = input_allocate_device();
441 goto err_unregister_keydev;
444 jog_dev->name = "Sony Vaio Jogdial";
445 jog_dev->id.bustype = BUS_ISA;
446 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
447 key_dev->dev.parent = &acpi_device->dev;
449 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
450 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
451 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
453 error = input_register_device(jog_dev);
455 goto err_free_jogdev;
457 sony_laptop_input.jog_dev = jog_dev;
462 input_free_device(jog_dev);
464 err_unregister_keydev:
465 input_unregister_device(key_dev);
466 /* to avoid kref underflow below at input_free_device */
470 input_free_device(key_dev);
473 destroy_workqueue(sony_laptop_input.wq);
476 kfifo_free(sony_laptop_input.fifo);
479 atomic_dec(&sony_laptop_input.users);
483 static void sony_laptop_remove_input(void)
485 /* cleanup only after the last user has gone */
486 if (!atomic_dec_and_test(&sony_laptop_input.users))
489 /* flush workqueue first */
490 flush_workqueue(sony_laptop_input.wq);
492 /* destroy input devs */
493 input_unregister_device(sony_laptop_input.key_dev);
494 sony_laptop_input.key_dev = NULL;
496 if (sony_laptop_input.jog_dev) {
497 input_unregister_device(sony_laptop_input.jog_dev);
498 sony_laptop_input.jog_dev = NULL;
501 destroy_workqueue(sony_laptop_input.wq);
502 kfifo_free(sony_laptop_input.fifo);
505 /*********** Platform Device ***********/
507 static atomic_t sony_pf_users = ATOMIC_INIT(0);
508 static struct platform_driver sony_pf_driver = {
510 .name = "sony-laptop",
511 .owner = THIS_MODULE,
514 static struct platform_device *sony_pf_device;
516 static int sony_pf_add(void)
520 /* don't run again if already initialized */
521 if (atomic_add_return(1, &sony_pf_users) > 1)
524 ret = platform_driver_register(&sony_pf_driver);
528 sony_pf_device = platform_device_alloc("sony-laptop", -1);
529 if (!sony_pf_device) {
531 goto out_platform_registered;
534 ret = platform_device_add(sony_pf_device);
536 goto out_platform_alloced;
540 out_platform_alloced:
541 platform_device_put(sony_pf_device);
542 sony_pf_device = NULL;
543 out_platform_registered:
544 platform_driver_unregister(&sony_pf_driver);
546 atomic_dec(&sony_pf_users);
550 static void sony_pf_remove(void)
552 /* deregister only after the last user has gone */
553 if (!atomic_dec_and_test(&sony_pf_users))
556 platform_device_del(sony_pf_device);
557 platform_device_put(sony_pf_device);
558 platform_driver_unregister(&sony_pf_driver);
561 /*********** SNC (SNY5001) Device ***********/
563 /* the device uses 1-based values, while the backlight subsystem uses
565 #define SONY_MAX_BRIGHTNESS 8
567 #define SNC_VALIDATE_IN 0
568 #define SNC_VALIDATE_OUT 1
570 static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
572 static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
573 const char *, size_t);
574 static int boolean_validate(const int, const int);
575 static int brightness_default_validate(const int, const int);
577 struct sony_nc_value {
578 char *name; /* name of the entry */
579 char **acpiget; /* names of the ACPI get function */
580 char **acpiset; /* names of the ACPI set function */
581 int (*validate)(const int, const int); /* input/output validation */
582 int value; /* current setting */
583 int valid; /* Has ever been set */
584 int debug; /* active only in debug mode ? */
585 struct device_attribute devattr; /* sysfs atribute */
588 #define SNC_HANDLE_NAMES(_name, _values...) \
589 static char *snc_##_name[] = { _values, NULL }
591 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
593 .name = __stringify(_name), \
594 .acpiget = _getters, \
595 .acpiset = _setters, \
596 .validate = _validate, \
598 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
601 #define SNC_HANDLE_NULL { .name = NULL }
603 SNC_HANDLE_NAMES(fnkey_get, "GHKE");
605 SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
606 SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
608 SNC_HANDLE_NAMES(cdpower_get, "GCDP");
609 SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
611 SNC_HANDLE_NAMES(audiopower_get, "GAZP");
612 SNC_HANDLE_NAMES(audiopower_set, "AZPW");
614 SNC_HANDLE_NAMES(lanpower_get, "GLNP");
615 SNC_HANDLE_NAMES(lanpower_set, "LNPW");
617 SNC_HANDLE_NAMES(lidstate_get, "GLID");
619 SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
620 SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
622 SNC_HANDLE_NAMES(gainbass_get, "GMGB");
623 SNC_HANDLE_NAMES(gainbass_set, "CMGB");
625 SNC_HANDLE_NAMES(PID_get, "GPID");
627 SNC_HANDLE_NAMES(CTR_get, "GCTR");
628 SNC_HANDLE_NAMES(CTR_set, "SCTR");
630 SNC_HANDLE_NAMES(PCR_get, "GPCR");
631 SNC_HANDLE_NAMES(PCR_set, "SPCR");
633 SNC_HANDLE_NAMES(CMI_get, "GCMI");
634 SNC_HANDLE_NAMES(CMI_set, "SCMI");
636 static struct sony_nc_value sony_nc_values[] = {
637 SNC_HANDLE(brightness_default, snc_brightness_def_get,
638 snc_brightness_def_set, brightness_default_validate, 0),
639 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
640 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
641 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
642 boolean_validate, 0),
643 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
644 boolean_validate, 1),
645 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
646 boolean_validate, 0),
647 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
648 boolean_validate, 0),
649 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
650 boolean_validate, 0),
651 /* unknown methods */
652 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
653 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
654 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
655 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
659 static acpi_handle sony_nc_acpi_handle;
660 static struct acpi_device *sony_nc_acpi_device = NULL;
663 * acpi_evaluate_object wrappers
665 static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
667 struct acpi_buffer output;
668 union acpi_object out_obj;
671 output.length = sizeof(out_obj);
672 output.pointer = &out_obj;
674 status = acpi_evaluate_object(handle, name, NULL, &output);
675 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
676 *result = out_obj.integer.value;
680 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
685 static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
688 struct acpi_object_list params;
689 union acpi_object in_obj;
690 struct acpi_buffer output;
691 union acpi_object out_obj;
695 params.pointer = &in_obj;
696 in_obj.type = ACPI_TYPE_INTEGER;
697 in_obj.integer.value = value;
699 output.length = sizeof(out_obj);
700 output.pointer = &out_obj;
702 status = acpi_evaluate_object(handle, name, ¶ms, &output);
703 if (status == AE_OK) {
704 if (result != NULL) {
705 if (out_obj.type != ACPI_TYPE_INTEGER) {
706 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
710 *result = out_obj.integer.value;
715 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
720 static int sony_find_snc_handle(int handle)
725 for (i = 0x20; i < 0x30; i++) {
726 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
727 if (result == handle)
734 static int sony_call_snc_handle(int handle, int argument, int *result)
736 int offset = sony_find_snc_handle(handle);
741 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
746 * sony_nc_values input/output validate functions
749 /* brightness_default_validate:
751 * manipulate input output values to keep consistency with the
752 * backlight framework for which brightness values are 0-based.
754 static int brightness_default_validate(const int direction, const int value)
757 case SNC_VALIDATE_OUT:
759 case SNC_VALIDATE_IN:
760 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
768 * on input validate boolean values 0/1, on output just pass the
771 static int boolean_validate(const int direction, const int value)
773 if (direction == SNC_VALIDATE_IN) {
774 if (value != 0 && value != 1)
781 * Sysfs show/store common to all sony_nc_values
783 static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
787 struct sony_nc_value *item =
788 container_of(attr, struct sony_nc_value, devattr);
793 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
797 value = item->validate(SNC_VALIDATE_OUT, value);
799 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
802 static ssize_t sony_nc_sysfs_store(struct device *dev,
803 struct device_attribute *attr,
804 const char *buffer, size_t count)
807 struct sony_nc_value *item =
808 container_of(attr, struct sony_nc_value, devattr);
816 value = simple_strtoul(buffer, NULL, 10);
819 value = item->validate(SNC_VALIDATE_IN, value);
824 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
835 static int sony_backlight_update_status(struct backlight_device *bd)
837 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
838 bd->props.brightness + 1, NULL);
841 static int sony_backlight_get_brightness(struct backlight_device *bd)
845 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
847 /* brightness levels are 1-based, while backlight ones are 0-based */
851 static struct backlight_device *sony_backlight_device;
852 static struct backlight_ops sony_backlight_ops = {
853 .update_status = sony_backlight_update_status,
854 .get_brightness = sony_backlight_get_brightness,
858 * New SNC-only Vaios event mapping to driver known keys
860 struct sony_nc_event {
865 static struct sony_nc_event sony_100_events[] = {
866 { 0x90, SONYPI_EVENT_PKEY_P1 },
867 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
868 { 0x91, SONYPI_EVENT_PKEY_P2 },
869 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
870 { 0x81, SONYPI_EVENT_FNKEY_F1 },
871 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
872 { 0x82, SONYPI_EVENT_FNKEY_F2 },
873 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
874 { 0x83, SONYPI_EVENT_FNKEY_F3 },
875 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
876 { 0x84, SONYPI_EVENT_FNKEY_F4 },
877 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
878 { 0x85, SONYPI_EVENT_FNKEY_F5 },
879 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
880 { 0x86, SONYPI_EVENT_FNKEY_F6 },
881 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
882 { 0x87, SONYPI_EVENT_FNKEY_F7 },
883 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
884 { 0x89, SONYPI_EVENT_FNKEY_F9 },
885 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
886 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
887 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
888 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
889 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
890 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
891 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
895 static struct sony_nc_event sony_127_events[] = {
896 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
897 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
898 { 0x82, SONYPI_EVENT_PKEY_P1 },
899 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
900 { 0x83, SONYPI_EVENT_PKEY_P2 },
901 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
902 { 0x84, SONYPI_EVENT_PKEY_P3 },
903 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
904 { 0x85, SONYPI_EVENT_PKEY_P4 },
905 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
906 { 0x86, SONYPI_EVENT_PKEY_P5 },
907 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
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);
1011 static int sony_nc_resume(struct acpi_device *device)
1013 struct sony_nc_value *item;
1016 for (item = sony_nc_values; item->name; item++) {
1021 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
1024 printk("%s: %d\n", __func__, ret);
1029 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1031 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1032 dprintk("ECON Method failed\n");
1035 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1037 dprintk("Doing SNC setup\n");
1038 sony_nc_function_setup(device);
1041 /* set the last requested brightness level */
1042 if (sony_backlight_device &&
1043 !sony_backlight_update_status(sony_backlight_device))
1044 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
1049 static void sony_nc_rfkill_cleanup(void)
1053 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1054 if (sony_rfkill_devices[i])
1055 rfkill_unregister(sony_rfkill_devices[i]);
1059 static int sony_nc_rfkill_get(void *data, enum rfkill_state *state)
1062 int argument = sony_rfkill_address[(long) data];
1064 sony_call_snc_handle(0x124, 0x200, &result);
1066 sony_call_snc_handle(0x124, argument, &result);
1068 *state = RFKILL_STATE_UNBLOCKED;
1070 *state = RFKILL_STATE_SOFT_BLOCKED;
1072 *state = RFKILL_STATE_HARD_BLOCKED;
1078 static int sony_nc_rfkill_set(void *data, enum rfkill_state state)
1081 int argument = sony_rfkill_address[(long) data] + 0x100;
1083 if (state == RFKILL_STATE_UNBLOCKED)
1084 argument |= 0xff0000;
1086 return sony_call_snc_handle(0x124, argument, &result);
1089 static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
1092 struct rfkill *sony_wifi_rfkill;
1094 sony_wifi_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WLAN);
1095 if (!sony_wifi_rfkill)
1097 sony_wifi_rfkill->name = "sony-wifi";
1098 sony_wifi_rfkill->toggle_radio = sony_nc_rfkill_set;
1099 sony_wifi_rfkill->get_state = sony_nc_rfkill_get;
1100 sony_wifi_rfkill->data = (void *)SONY_WIFI;
1101 err = rfkill_register(sony_wifi_rfkill);
1103 rfkill_free(sony_wifi_rfkill);
1105 sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
1109 static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
1112 struct rfkill *sony_bluetooth_rfkill;
1114 sony_bluetooth_rfkill = rfkill_allocate(&device->dev,
1115 RFKILL_TYPE_BLUETOOTH);
1116 if (!sony_bluetooth_rfkill)
1118 sony_bluetooth_rfkill->name = "sony-bluetooth";
1119 sony_bluetooth_rfkill->toggle_radio = sony_nc_rfkill_set;
1120 sony_bluetooth_rfkill->get_state = sony_nc_rfkill_get;
1121 sony_bluetooth_rfkill->data = (void *)SONY_BLUETOOTH;
1122 err = rfkill_register(sony_bluetooth_rfkill);
1124 rfkill_free(sony_bluetooth_rfkill);
1126 sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
1130 static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
1133 struct rfkill *sony_wwan_rfkill;
1135 sony_wwan_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WWAN);
1136 if (!sony_wwan_rfkill)
1138 sony_wwan_rfkill->name = "sony-wwan";
1139 sony_wwan_rfkill->toggle_radio = sony_nc_rfkill_set;
1140 sony_wwan_rfkill->get_state = sony_nc_rfkill_get;
1141 sony_wwan_rfkill->data = (void *)SONY_WWAN;
1142 err = rfkill_register(sony_wwan_rfkill);
1144 rfkill_free(sony_wwan_rfkill);
1146 sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
1150 static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
1153 struct rfkill *sony_wimax_rfkill;
1155 sony_wimax_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WIMAX);
1156 if (!sony_wimax_rfkill)
1158 sony_wimax_rfkill->name = "sony-wimax";
1159 sony_wimax_rfkill->toggle_radio = sony_nc_rfkill_set;
1160 sony_wimax_rfkill->get_state = sony_nc_rfkill_get;
1161 sony_wimax_rfkill->data = (void *)SONY_WIMAX;
1162 err = rfkill_register(sony_wimax_rfkill);
1164 rfkill_free(sony_wimax_rfkill);
1166 sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
1170 static void sony_nc_rfkill_update()
1173 enum rfkill_state state;
1175 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1176 if (sony_rfkill_devices[i]) {
1177 sony_rfkill_devices[i]->
1178 get_state(sony_rfkill_devices[i]->data,
1180 rfkill_force_state(sony_rfkill_devices[i], state);
1185 static int sony_nc_rfkill_setup(struct acpi_device *device)
1189 if (sony_find_snc_handle(0x124) == -1)
1192 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1194 printk(KERN_INFO DRV_PFX
1195 "Unable to enumerate rfkill devices: %x\n", ret);
1200 sony_nc_setup_wifi_rfkill(device);
1202 sony_nc_setup_bluetooth_rfkill(device);
1204 sony_nc_setup_wwan_rfkill(device);
1206 sony_nc_setup_wimax_rfkill(device);
1211 static int sony_nc_add(struct acpi_device *device)
1216 struct sony_nc_value *item;
1218 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1219 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1221 sony_nc_acpi_device = device;
1222 strcpy(acpi_device_class(device), "sony/hotkey");
1224 sony_nc_acpi_handle = device->handle;
1226 /* read device status */
1227 result = acpi_bus_get_status(device);
1228 /* bail IFF the above call was successful and the device is not present */
1229 if (!result && !device->status.present) {
1230 dprintk("Device not present\n");
1236 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
1237 1, sony_walk_callback, NULL, NULL);
1238 if (ACPI_FAILURE(status)) {
1239 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
1245 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1246 * should be respected as we already checked for the device presence above */
1247 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1248 dprintk("Invoking _INI\n");
1249 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1251 dprintk("_INI Method failed\n");
1254 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1256 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1257 dprintk("ECON Method failed\n");
1260 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1262 dprintk("Doing SNC setup\n");
1263 sony_nc_function_setup(device);
1264 sony_nc_rfkill_setup(device);
1267 /* setup input devices and helper fifo */
1268 result = sony_laptop_setup_input(device);
1270 printk(KERN_ERR DRV_PFX
1271 "Unable to create input devices.\n");
1275 if (acpi_video_backlight_support()) {
1276 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
1277 "controlled by ACPI video driver\n");
1278 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1280 sony_backlight_device = backlight_device_register("sony", NULL,
1282 &sony_backlight_ops);
1284 if (IS_ERR(sony_backlight_device)) {
1285 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
1286 sony_backlight_device = NULL;
1288 sony_backlight_device->props.brightness =
1289 sony_backlight_get_brightness
1290 (sony_backlight_device);
1291 sony_backlight_device->props.max_brightness =
1292 SONY_MAX_BRIGHTNESS - 1;
1297 result = sony_pf_add();
1301 /* create sony_pf sysfs attributes related to the SNC device */
1302 for (item = sony_nc_values; item->name; ++item) {
1304 if (!debug && item->debug)
1307 /* find the available acpiget as described in the DSDT */
1308 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1309 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1312 dprintk("Found %s getter: %s\n",
1313 item->name, *item->acpiget);
1314 item->devattr.attr.mode |= S_IRUGO;
1319 /* find the available acpiset as described in the DSDT */
1320 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1321 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1324 dprintk("Found %s setter: %s\n",
1325 item->name, *item->acpiset);
1326 item->devattr.attr.mode |= S_IWUSR;
1331 if (item->devattr.attr.mode != 0) {
1333 device_create_file(&sony_pf_device->dev,
1343 for (item = sony_nc_values; item->name; ++item) {
1344 device_remove_file(&sony_pf_device->dev, &item->devattr);
1349 if (sony_backlight_device)
1350 backlight_device_unregister(sony_backlight_device);
1352 sony_laptop_remove_input();
1355 sony_nc_rfkill_cleanup();
1359 static int sony_nc_remove(struct acpi_device *device, int type)
1361 struct sony_nc_value *item;
1363 if (sony_backlight_device)
1364 backlight_device_unregister(sony_backlight_device);
1366 sony_nc_acpi_device = NULL;
1368 for (item = sony_nc_values; item->name; ++item) {
1369 device_remove_file(&sony_pf_device->dev, &item->devattr);
1373 sony_laptop_remove_input();
1374 sony_nc_rfkill_cleanup();
1375 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
1380 static const struct acpi_device_id sony_device_ids[] = {
1385 MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1387 static const struct acpi_device_id sony_nc_device_ids[] = {
1392 static struct acpi_driver sony_nc_driver = {
1393 .name = SONY_NC_DRIVER_NAME,
1394 .class = SONY_NC_CLASS,
1395 .ids = sony_nc_device_ids,
1396 .owner = THIS_MODULE,
1399 .remove = sony_nc_remove,
1400 .resume = sony_nc_resume,
1401 .notify = sony_nc_notify,
1405 /*********** SPIC (SNY6001) Device ***********/
1407 #define SONYPI_DEVICE_TYPE1 0x00000001
1408 #define SONYPI_DEVICE_TYPE2 0x00000002
1409 #define SONYPI_DEVICE_TYPE3 0x00000004
1410 #define SONYPI_DEVICE_TYPE4 0x00000008
1412 #define SONYPI_TYPE1_OFFSET 0x04
1413 #define SONYPI_TYPE2_OFFSET 0x12
1414 #define SONYPI_TYPE3_OFFSET 0x12
1416 struct sony_pic_ioport {
1417 struct acpi_resource_io io1;
1418 struct acpi_resource_io io2;
1419 struct list_head list;
1422 struct sony_pic_irq {
1423 struct acpi_resource_irq irq;
1424 struct list_head list;
1427 struct sonypi_eventtypes {
1430 struct sonypi_event *events;
1433 struct device_ctrl {
1435 int (*handle_irq)(const u8, const u8);
1440 struct sonypi_eventtypes *event_types;
1443 struct sony_pic_dev {
1444 struct device_ctrl *control;
1445 struct acpi_device *acpi_dev;
1446 struct sony_pic_irq *cur_irq;
1447 struct sony_pic_ioport *cur_ioport;
1448 struct list_head interrupts;
1449 struct list_head ioports;
1456 static struct sony_pic_dev spic_dev = {
1457 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1458 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1462 #define SONYPI_JOGGER_MASK 0x00000001
1463 #define SONYPI_CAPTURE_MASK 0x00000002
1464 #define SONYPI_FNKEY_MASK 0x00000004
1465 #define SONYPI_BLUETOOTH_MASK 0x00000008
1466 #define SONYPI_PKEY_MASK 0x00000010
1467 #define SONYPI_BACK_MASK 0x00000020
1468 #define SONYPI_HELP_MASK 0x00000040
1469 #define SONYPI_LID_MASK 0x00000080
1470 #define SONYPI_ZOOM_MASK 0x00000100
1471 #define SONYPI_THUMBPHRASE_MASK 0x00000200
1472 #define SONYPI_MEYE_MASK 0x00000400
1473 #define SONYPI_MEMORYSTICK_MASK 0x00000800
1474 #define SONYPI_BATTERY_MASK 0x00001000
1475 #define SONYPI_WIRELESS_MASK 0x00002000
1477 struct sonypi_event {
1482 /* The set of possible button release events */
1483 static struct sonypi_event sonypi_releaseev[] = {
1484 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1488 /* The set of possible jogger events */
1489 static struct sonypi_event sonypi_joggerev[] = {
1490 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1491 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1492 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1493 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1494 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1495 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1496 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1497 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1498 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1499 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1500 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1501 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1502 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1506 /* The set of possible capture button events */
1507 static struct sonypi_event sonypi_captureev[] = {
1508 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1509 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
1510 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
1511 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1515 /* The set of possible fnkeys events */
1516 static struct sonypi_event sonypi_fnkeyev[] = {
1517 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1518 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1519 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1520 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1521 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1522 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1523 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1524 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1525 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1526 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1527 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1528 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1529 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1530 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1531 { 0x21, SONYPI_EVENT_FNKEY_1 },
1532 { 0x22, SONYPI_EVENT_FNKEY_2 },
1533 { 0x31, SONYPI_EVENT_FNKEY_D },
1534 { 0x32, SONYPI_EVENT_FNKEY_E },
1535 { 0x33, SONYPI_EVENT_FNKEY_F },
1536 { 0x34, SONYPI_EVENT_FNKEY_S },
1537 { 0x35, SONYPI_EVENT_FNKEY_B },
1538 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1542 /* The set of possible program key events */
1543 static struct sonypi_event sonypi_pkeyev[] = {
1544 { 0x01, SONYPI_EVENT_PKEY_P1 },
1545 { 0x02, SONYPI_EVENT_PKEY_P2 },
1546 { 0x04, SONYPI_EVENT_PKEY_P3 },
1547 { 0x20, SONYPI_EVENT_PKEY_P1 },
1551 /* The set of possible bluetooth events */
1552 static struct sonypi_event sonypi_blueev[] = {
1553 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1554 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1555 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1559 /* The set of possible wireless events */
1560 static struct sonypi_event sonypi_wlessev[] = {
1561 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1562 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1566 /* The set of possible back button events */
1567 static struct sonypi_event sonypi_backev[] = {
1568 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1572 /* The set of possible help button events */
1573 static struct sonypi_event sonypi_helpev[] = {
1574 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1579 /* The set of possible lid events */
1580 static struct sonypi_event sonypi_lidev[] = {
1581 { 0x51, SONYPI_EVENT_LID_CLOSED },
1582 { 0x50, SONYPI_EVENT_LID_OPENED },
1586 /* The set of possible zoom events */
1587 static struct sonypi_event sonypi_zoomev[] = {
1588 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
1589 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1590 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
1591 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
1595 /* The set of possible thumbphrase events */
1596 static struct sonypi_event sonypi_thumbphraseev[] = {
1597 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1601 /* The set of possible motioneye camera events */
1602 static struct sonypi_event sonypi_meyeev[] = {
1603 { 0x00, SONYPI_EVENT_MEYE_FACE },
1604 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1608 /* The set of possible memorystick events */
1609 static struct sonypi_event sonypi_memorystickev[] = {
1610 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1611 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1615 /* The set of possible battery events */
1616 static struct sonypi_event sonypi_batteryev[] = {
1617 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1618 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1622 /* The set of possible volume events */
1623 static struct sonypi_event sonypi_volumeev[] = {
1624 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
1625 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
1629 /* The set of possible brightness events */
1630 static struct sonypi_event sonypi_brightnessev[] = {
1631 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
1635 static struct sonypi_eventtypes type1_events[] = {
1636 { 0, 0xffffffff, sonypi_releaseev },
1637 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1638 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1639 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1640 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1641 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1642 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1643 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1644 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1645 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1648 static struct sonypi_eventtypes type2_events[] = {
1649 { 0, 0xffffffff, sonypi_releaseev },
1650 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1651 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1652 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1653 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1654 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1655 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1656 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1657 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1658 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1659 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1660 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1661 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1662 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1665 static struct sonypi_eventtypes type3_events[] = {
1666 { 0, 0xffffffff, sonypi_releaseev },
1667 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1668 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1669 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1670 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1671 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1672 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1673 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1674 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1675 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
1676 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
1680 /* low level spic calls */
1681 #define ITERATIONS_LONG 10000
1682 #define ITERATIONS_SHORT 10
1683 #define wait_on_command(command, iterations) { \
1684 unsigned int n = iterations; \
1685 while (--n && (command)) \
1688 dprintk("command failed at %s : %s (line %d)\n", \
1689 __FILE__, __func__, __LINE__); \
1692 static u8 sony_pic_call1(u8 dev)
1696 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1698 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1699 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1700 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
1701 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
1705 static u8 sony_pic_call2(u8 dev, u8 fn)
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 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1714 outb(fn, spic_dev.cur_ioport->io1.minimum);
1715 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
1716 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
1720 static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1724 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1725 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1726 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1727 outb(fn, spic_dev.cur_ioport->io1.minimum);
1728 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1729 outb(v, spic_dev.cur_ioport->io1.minimum);
1730 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
1731 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1737 * minidrivers for SPIC models
1739 static int type3_handle_irq(const u8 data_mask, const u8 ev)
1742 * 0x31 could mean we have to take some extra action and wait for
1743 * the next irq for some Type3 models, it will generate a new
1744 * irq and we can read new data from the device:
1745 * - 0x5c and 0x5f requires 0xA0
1746 * - 0x61 requires 0xB3
1748 if (data_mask == 0x31) {
1749 if (ev == 0x5c || ev == 0x5f)
1750 sony_pic_call1(0xA0);
1751 else if (ev == 0x61)
1752 sony_pic_call1(0xB3);
1758 static struct device_ctrl spic_types[] = {
1760 .model = SONYPI_DEVICE_TYPE1,
1762 .evport_offset = SONYPI_TYPE1_OFFSET,
1763 .event_types = type1_events,
1766 .model = SONYPI_DEVICE_TYPE2,
1768 .evport_offset = SONYPI_TYPE2_OFFSET,
1769 .event_types = type2_events,
1772 .model = SONYPI_DEVICE_TYPE3,
1773 .handle_irq = type3_handle_irq,
1774 .evport_offset = SONYPI_TYPE3_OFFSET,
1775 .event_types = type3_events,
1779 static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1781 struct pci_dev *pcidev;
1783 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1784 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1786 dev->control = &spic_types[0];
1790 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1791 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1793 dev->control = &spic_types[2];
1797 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1798 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1800 dev->control = &spic_types[2];
1804 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1805 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1807 dev->control = &spic_types[2];
1811 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1812 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
1814 dev->control = &spic_types[2];
1819 dev->control = &spic_types[1];
1823 pci_dev_put(pcidev);
1825 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1826 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
1827 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
1830 /* camera tests and poweron/poweroff */
1831 #define SONYPI_CAMERA_PICTURE 5
1832 #define SONYPI_CAMERA_CONTROL 0x10
1834 #define SONYPI_CAMERA_BRIGHTNESS 0
1835 #define SONYPI_CAMERA_CONTRAST 1
1836 #define SONYPI_CAMERA_HUE 2
1837 #define SONYPI_CAMERA_COLOR 3
1838 #define SONYPI_CAMERA_SHARPNESS 4
1840 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1841 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1842 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1843 #define SONYPI_CAMERA_MUTE_MASK 0x40
1845 /* the rest don't need a loop until not 0xff */
1846 #define SONYPI_CAMERA_AGC 6
1847 #define SONYPI_CAMERA_AGC_MASK 0x30
1848 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
1850 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1851 #define SONYPI_CAMERA_CONTROL 0x10
1853 #define SONYPI_CAMERA_STATUS 7
1854 #define SONYPI_CAMERA_STATUS_READY 0x2
1855 #define SONYPI_CAMERA_STATUS_POSITION 0x4
1857 #define SONYPI_DIRECTION_BACKWARDS 0x4
1859 #define SONYPI_CAMERA_REVISION 8
1860 #define SONYPI_CAMERA_ROMVERSION 9
1862 static int __sony_pic_camera_ready(void)
1866 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1867 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1870 static int __sony_pic_camera_off(void)
1873 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1877 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1878 SONYPI_CAMERA_MUTE_MASK),
1881 if (spic_dev.camera_power) {
1882 sony_pic_call2(0x91, 0);
1883 spic_dev.camera_power = 0;
1888 static int __sony_pic_camera_on(void)
1893 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1897 if (spic_dev.camera_power)
1900 for (j = 5; j > 0; j--) {
1902 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
1904 sony_pic_call1(0x93);
1906 for (i = 400; i > 0; i--) {
1907 if (__sony_pic_camera_ready())
1916 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
1920 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1924 spic_dev.camera_power = 1;
1928 /* External camera command (exported to the motion eye v4l driver) */
1929 int sony_pic_camera_command(int command, u8 value)
1934 mutex_lock(&spic_dev.lock);
1937 case SONY_PIC_COMMAND_SETCAMERA:
1939 __sony_pic_camera_on();
1941 __sony_pic_camera_off();
1943 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
1944 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1947 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
1948 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1951 case SONY_PIC_COMMAND_SETCAMERAHUE:
1952 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1955 case SONY_PIC_COMMAND_SETCAMERACOLOR:
1956 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1959 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
1960 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1963 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
1964 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1967 case SONY_PIC_COMMAND_SETCAMERAAGC:
1968 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1972 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1976 mutex_unlock(&spic_dev.lock);
1979 EXPORT_SYMBOL(sony_pic_camera_command);
1981 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
1982 static void __sony_pic_set_wwanpower(u8 state)
1985 if (spic_dev.wwan_power == state)
1987 sony_pic_call2(0xB0, state);
1988 sony_pic_call1(0x82);
1989 spic_dev.wwan_power = state;
1992 static ssize_t sony_pic_wwanpower_store(struct device *dev,
1993 struct device_attribute *attr,
1994 const char *buffer, size_t count)
1996 unsigned long value;
2000 value = simple_strtoul(buffer, NULL, 10);
2001 mutex_lock(&spic_dev.lock);
2002 __sony_pic_set_wwanpower(value);
2003 mutex_unlock(&spic_dev.lock);
2008 static ssize_t sony_pic_wwanpower_show(struct device *dev,
2009 struct device_attribute *attr, char *buffer)
2012 mutex_lock(&spic_dev.lock);
2013 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
2014 mutex_unlock(&spic_dev.lock);
2018 /* bluetooth subsystem power state */
2019 static void __sony_pic_set_bluetoothpower(u8 state)
2022 if (spic_dev.bluetooth_power == state)
2024 sony_pic_call2(0x96, state);
2025 sony_pic_call1(0x82);
2026 spic_dev.bluetooth_power = state;
2029 static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
2030 struct device_attribute *attr,
2031 const char *buffer, size_t count)
2033 unsigned long value;
2037 value = simple_strtoul(buffer, NULL, 10);
2038 mutex_lock(&spic_dev.lock);
2039 __sony_pic_set_bluetoothpower(value);
2040 mutex_unlock(&spic_dev.lock);
2045 static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2046 struct device_attribute *attr, char *buffer)
2049 mutex_lock(&spic_dev.lock);
2050 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2051 mutex_unlock(&spic_dev.lock);
2056 /* FAN0 information (reverse engineered from ACPI tables) */
2057 #define SONY_PIC_FAN0_STATUS 0x93
2058 static int sony_pic_set_fanspeed(unsigned long value)
2060 return ec_write(SONY_PIC_FAN0_STATUS, value);
2063 static int sony_pic_get_fanspeed(u8 *value)
2065 return ec_read(SONY_PIC_FAN0_STATUS, value);
2068 static ssize_t sony_pic_fanspeed_store(struct device *dev,
2069 struct device_attribute *attr,
2070 const char *buffer, size_t count)
2072 unsigned long value;
2076 value = simple_strtoul(buffer, NULL, 10);
2077 if (sony_pic_set_fanspeed(value))
2083 static ssize_t sony_pic_fanspeed_show(struct device *dev,
2084 struct device_attribute *attr, char *buffer)
2087 if (sony_pic_get_fanspeed(&value))
2090 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2093 #define SPIC_ATTR(_name, _mode) \
2094 struct device_attribute spic_attr_##_name = __ATTR(_name, \
2095 _mode, sony_pic_## _name ##_show, \
2096 sony_pic_## _name ##_store)
2098 static SPIC_ATTR(bluetoothpower, 0644);
2099 static SPIC_ATTR(wwanpower, 0644);
2100 static SPIC_ATTR(fanspeed, 0644);
2102 static struct attribute *spic_attributes[] = {
2103 &spic_attr_bluetoothpower.attr,
2104 &spic_attr_wwanpower.attr,
2105 &spic_attr_fanspeed.attr,
2109 static struct attribute_group spic_attribute_group = {
2110 .attrs = spic_attributes
2113 /******** SONYPI compatibility **********/
2114 #ifdef CONFIG_SONYPI_COMPAT
2116 /* battery / brightness / temperature addresses */
2117 #define SONYPI_BAT_FLAGS 0x81
2118 #define SONYPI_LCD_LIGHT 0x96
2119 #define SONYPI_BAT1_PCTRM 0xa0
2120 #define SONYPI_BAT1_LEFT 0xa2
2121 #define SONYPI_BAT1_MAXRT 0xa4
2122 #define SONYPI_BAT2_PCTRM 0xa8
2123 #define SONYPI_BAT2_LEFT 0xaa
2124 #define SONYPI_BAT2_MAXRT 0xac
2125 #define SONYPI_BAT1_MAXTK 0xb0
2126 #define SONYPI_BAT1_FULL 0xb2
2127 #define SONYPI_BAT2_MAXTK 0xb8
2128 #define SONYPI_BAT2_FULL 0xba
2129 #define SONYPI_TEMP_STATUS 0xC1
2131 struct sonypi_compat_s {
2132 struct fasync_struct *fifo_async;
2134 spinlock_t fifo_lock;
2135 wait_queue_head_t fifo_proc_list;
2136 atomic_t open_count;
2138 static struct sonypi_compat_s sonypi_compat = {
2139 .open_count = ATOMIC_INIT(0),
2142 static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2144 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
2147 static int sonypi_misc_release(struct inode *inode, struct file *file)
2149 atomic_dec(&sonypi_compat.open_count);
2153 static int sonypi_misc_open(struct inode *inode, struct file *file)
2155 /* Flush input queue on first open */
2156 unsigned long flags;
2158 spin_lock_irqsave(sonypi_compat.fifo->lock, flags);
2160 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
2161 __kfifo_reset(sonypi_compat.fifo);
2163 spin_unlock_irqrestore(sonypi_compat.fifo->lock, flags);
2168 static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2169 size_t count, loff_t *pos)
2174 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2175 (file->f_flags & O_NONBLOCK))
2178 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2179 kfifo_len(sonypi_compat.fifo) != 0);
2183 while (ret < count &&
2184 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2185 if (put_user(c, buf++))
2191 struct inode *inode = file->f_path.dentry->d_inode;
2192 inode->i_atime = current_fs_time(inode->i_sb);
2198 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2200 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2201 if (kfifo_len(sonypi_compat.fifo))
2202 return POLLIN | POLLRDNORM;
2206 static int ec_read16(u8 addr, u16 *value)
2209 if (ec_read(addr, &val_lb))
2211 if (ec_read(addr + 1, &val_hb))
2213 *value = val_lb | (val_hb << 8);
2217 static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
2221 void __user *argp = (void __user *)arg;
2226 mutex_lock(&spic_dev.lock);
2228 case SONYPI_IOCGBRT:
2229 if (sony_backlight_device == NULL) {
2233 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2237 val8 = ((value & 0xff) - 1) << 5;
2238 if (copy_to_user(argp, &val8, sizeof(val8)))
2241 case SONYPI_IOCSBRT:
2242 if (sony_backlight_device == NULL) {
2246 if (copy_from_user(&val8, argp, sizeof(val8))) {
2250 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2251 (val8 >> 5) + 1, NULL)) {
2255 /* sync the backlight device status */
2256 sony_backlight_device->props.brightness =
2257 sony_backlight_get_brightness(sony_backlight_device);
2259 case SONYPI_IOCGBAT1CAP:
2260 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2264 if (copy_to_user(argp, &val16, sizeof(val16)))
2267 case SONYPI_IOCGBAT1REM:
2268 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2272 if (copy_to_user(argp, &val16, sizeof(val16)))
2275 case SONYPI_IOCGBAT2CAP:
2276 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2280 if (copy_to_user(argp, &val16, sizeof(val16)))
2283 case SONYPI_IOCGBAT2REM:
2284 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2288 if (copy_to_user(argp, &val16, sizeof(val16)))
2291 case SONYPI_IOCGBATFLAGS:
2292 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2297 if (copy_to_user(argp, &val8, sizeof(val8)))
2300 case SONYPI_IOCGBLUE:
2301 val8 = spic_dev.bluetooth_power;
2302 if (copy_to_user(argp, &val8, sizeof(val8)))
2305 case SONYPI_IOCSBLUE:
2306 if (copy_from_user(&val8, argp, sizeof(val8))) {
2310 __sony_pic_set_bluetoothpower(val8);
2313 case SONYPI_IOCGFAN:
2314 if (sony_pic_get_fanspeed(&val8)) {
2318 if (copy_to_user(argp, &val8, sizeof(val8)))
2321 case SONYPI_IOCSFAN:
2322 if (copy_from_user(&val8, argp, sizeof(val8))) {
2326 if (sony_pic_set_fanspeed(val8))
2329 /* GET Temperature (useful under APM) */
2330 case SONYPI_IOCGTEMP:
2331 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2335 if (copy_to_user(argp, &val8, sizeof(val8)))
2341 mutex_unlock(&spic_dev.lock);
2345 static const struct file_operations sonypi_misc_fops = {
2346 .owner = THIS_MODULE,
2347 .read = sonypi_misc_read,
2348 .poll = sonypi_misc_poll,
2349 .open = sonypi_misc_open,
2350 .release = sonypi_misc_release,
2351 .fasync = sonypi_misc_fasync,
2352 .unlocked_ioctl = sonypi_misc_ioctl,
2355 static struct miscdevice sonypi_misc_device = {
2356 .minor = MISC_DYNAMIC_MINOR,
2358 .fops = &sonypi_misc_fops,
2361 static void sonypi_compat_report_event(u8 event)
2363 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2364 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2365 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2368 static int sonypi_compat_init(void)
2372 spin_lock_init(&sonypi_compat.fifo_lock);
2373 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2374 &sonypi_compat.fifo_lock);
2375 if (IS_ERR(sonypi_compat.fifo)) {
2376 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2377 return PTR_ERR(sonypi_compat.fifo);
2380 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
2383 sonypi_misc_device.minor = minor;
2384 error = misc_register(&sonypi_misc_device);
2386 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2387 goto err_free_kfifo;
2390 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
2391 sonypi_misc_device.minor);
2396 kfifo_free(sonypi_compat.fifo);
2400 static void sonypi_compat_exit(void)
2402 misc_deregister(&sonypi_misc_device);
2403 kfifo_free(sonypi_compat.fifo);
2406 static int sonypi_compat_init(void) { return 0; }
2407 static void sonypi_compat_exit(void) { }
2408 static void sonypi_compat_report_event(u8 event) { }
2409 #endif /* CONFIG_SONYPI_COMPAT */
2415 sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2418 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2420 switch (resource->type) {
2421 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
2423 /* start IO enumeration */
2424 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2428 list_add(&ioport->list, &dev->ioports);
2432 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
2433 /* end IO enumeration */
2436 case ACPI_RESOURCE_TYPE_IRQ:
2438 struct acpi_resource_irq *p = &resource->data.irq;
2439 struct sony_pic_irq *interrupt = NULL;
2440 if (!p || !p->interrupt_count) {
2442 * IRQ descriptors may have no IRQ# bits set,
2443 * particularly those those w/ _STA disabled
2445 dprintk("Blank IRQ resource\n");
2448 for (i = 0; i < p->interrupt_count; i++) {
2449 if (!p->interrupts[i]) {
2450 printk(KERN_WARNING DRV_PFX
2455 interrupt = kzalloc(sizeof(*interrupt),
2460 list_add(&interrupt->list, &dev->interrupts);
2461 interrupt->irq.triggering = p->triggering;
2462 interrupt->irq.polarity = p->polarity;
2463 interrupt->irq.sharable = p->sharable;
2464 interrupt->irq.interrupt_count = 1;
2465 interrupt->irq.interrupts[0] = p->interrupts[i];
2469 case ACPI_RESOURCE_TYPE_IO:
2471 struct acpi_resource_io *io = &resource->data.io;
2472 struct sony_pic_ioport *ioport =
2473 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
2475 dprintk("Blank IO resource\n");
2479 if (!ioport->io1.minimum) {
2480 memcpy(&ioport->io1, io, sizeof(*io));
2481 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2482 ioport->io1.address_length);
2484 else if (!ioport->io2.minimum) {
2485 memcpy(&ioport->io2, io, sizeof(*io));
2486 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2487 ioport->io2.address_length);
2490 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
2496 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2499 case ACPI_RESOURCE_TYPE_END_TAG:
2502 return AE_CTRL_TERMINATE;
2505 static int sony_pic_possible_resources(struct acpi_device *device)
2508 acpi_status status = AE_OK;
2513 /* get device status */
2514 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2515 dprintk("Evaluating _STA\n");
2516 result = acpi_bus_get_status(device);
2518 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2522 if (!device->status.enabled)
2523 dprintk("Device disabled\n");
2525 dprintk("Device enabled\n");
2528 * Query and parse 'method'
2530 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2531 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2532 sony_pic_read_possible_resource, &spic_dev);
2533 if (ACPI_FAILURE(status)) {
2534 printk(KERN_WARNING DRV_PFX
2535 "Failure evaluating %s\n",
2544 * Disable the spic device by calling its _DIS method
2546 static int sony_pic_disable(struct acpi_device *device)
2548 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2551 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
2554 dprintk("Device disabled\n");
2560 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2562 * Call _SRS to set current resources
2564 static int sony_pic_enable(struct acpi_device *device,
2565 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2569 /* Type 1 resource layout is:
2575 * Type 2 and 3 resource layout is:
2581 struct acpi_resource res1;
2582 struct acpi_resource res2;
2583 struct acpi_resource res3;
2584 struct acpi_resource res4;
2586 struct acpi_buffer buffer = { 0, NULL };
2588 if (!ioport || !irq)
2591 /* init acpi_buffer */
2592 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2596 buffer.length = sizeof(*resource) + 1;
2597 buffer.pointer = resource;
2599 /* setup Type 1 resources */
2600 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
2602 /* setup io resources */
2603 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2604 resource->res1.length = sizeof(struct acpi_resource);
2605 memcpy(&resource->res1.data.io, &ioport->io1,
2606 sizeof(struct acpi_resource_io));
2608 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2609 resource->res2.length = sizeof(struct acpi_resource);
2610 memcpy(&resource->res2.data.io, &ioport->io2,
2611 sizeof(struct acpi_resource_io));
2613 /* setup irq resource */
2614 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2615 resource->res3.length = sizeof(struct acpi_resource);
2616 memcpy(&resource->res3.data.irq, &irq->irq,
2617 sizeof(struct acpi_resource_irq));
2618 /* we requested a shared irq */
2619 resource->res3.data.irq.sharable = ACPI_SHARED;
2621 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2624 /* setup Type 2/3 resources */
2626 /* setup io resource */
2627 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2628 resource->res1.length = sizeof(struct acpi_resource);
2629 memcpy(&resource->res1.data.io, &ioport->io1,
2630 sizeof(struct acpi_resource_io));
2632 /* setup irq resource */
2633 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2634 resource->res2.length = sizeof(struct acpi_resource);
2635 memcpy(&resource->res2.data.irq, &irq->irq,
2636 sizeof(struct acpi_resource_irq));
2637 /* we requested a shared irq */
2638 resource->res2.data.irq.sharable = ACPI_SHARED;
2640 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2643 /* Attempt to set the resource */
2644 dprintk("Evaluating _SRS\n");
2645 status = acpi_set_current_resources(device->handle, &buffer);
2647 /* check for total failure */
2648 if (ACPI_FAILURE(status)) {
2649 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
2654 /* Necessary device initializations calls (from sonypi) */
2655 sony_pic_call1(0x82);
2656 sony_pic_call2(0x81, 0xff);
2657 sony_pic_call1(compat ? 0x92 : 0x82);
2666 * ISR: some event is available
2669 static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2674 u8 device_event = 0;
2676 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2678 ev = inb_p(dev->cur_ioport->io1.minimum);
2679 if (dev->cur_ioport->io2.minimum)
2680 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2682 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2683 dev->control->evport_offset);
2685 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2686 ev, data_mask, dev->cur_ioport->io1.minimum,
2687 dev->control->evport_offset);
2689 if (ev == 0x00 || ev == 0xff)
2692 for (i = 0; dev->control->event_types[i].mask; i++) {
2694 if ((data_mask & dev->control->event_types[i].data) !=
2695 dev->control->event_types[i].data)
2698 if (!(mask & dev->control->event_types[i].mask))
2701 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2702 if (ev == dev->control->event_types[i].events[j].data) {
2705 event_types[i].events[j].event;
2710 /* Still not able to decode the event try to pass
2711 * it over to the minidriver
2713 if (dev->control->handle_irq &&
2714 dev->control->handle_irq(data_mask, ev) == 0)
2717 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2718 ev, data_mask, dev->cur_ioport->io1.minimum,
2719 dev->control->evport_offset);
2723 sony_laptop_report_input_event(device_event);
2724 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
2725 sonypi_compat_report_event(device_event);
2735 static int sony_pic_remove(struct acpi_device *device, int type)
2737 struct sony_pic_ioport *io, *tmp_io;
2738 struct sony_pic_irq *irq, *tmp_irq;
2740 if (sony_pic_disable(device)) {
2741 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2745 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2746 release_region(spic_dev.cur_ioport->io1.minimum,
2747 spic_dev.cur_ioport->io1.address_length);
2748 if (spic_dev.cur_ioport->io2.minimum)
2749 release_region(spic_dev.cur_ioport->io2.minimum,
2750 spic_dev.cur_ioport->io2.address_length);
2752 sonypi_compat_exit();
2754 sony_laptop_remove_input();
2757 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2760 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2761 list_del(&io->list);
2764 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2765 list_del(&irq->list);
2768 spic_dev.cur_ioport = NULL;
2769 spic_dev.cur_irq = NULL;
2771 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
2775 static int sony_pic_add(struct acpi_device *device)
2778 struct sony_pic_ioport *io, *tmp_io;
2779 struct sony_pic_irq *irq, *tmp_irq;
2781 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2782 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
2784 spic_dev.acpi_dev = device;
2785 strcpy(acpi_device_class(device), "sony/hotkey");
2786 sony_pic_detect_device_type(&spic_dev);
2787 mutex_init(&spic_dev.lock);
2789 /* read _PRS resources */
2790 result = sony_pic_possible_resources(device);
2792 printk(KERN_ERR DRV_PFX
2793 "Unable to read possible resources.\n");
2794 goto err_free_resources;
2797 /* setup input devices and helper fifo */
2798 result = sony_laptop_setup_input(device);
2800 printk(KERN_ERR DRV_PFX
2801 "Unable to create input devices.\n");
2802 goto err_free_resources;
2805 if (sonypi_compat_init())
2806 goto err_remove_input;
2808 /* request io port */
2809 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2810 if (request_region(io->io1.minimum, io->io1.address_length,
2811 "Sony Programable I/O Device")) {
2812 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2813 io->io1.minimum, io->io1.maximum,
2814 io->io1.address_length);
2815 /* Type 1 have 2 ioports */
2816 if (io->io2.minimum) {
2817 if (request_region(io->io2.minimum,
2818 io->io2.address_length,
2819 "Sony Programable I/O Device")) {
2820 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2821 io->io2.minimum, io->io2.maximum,
2822 io->io2.address_length);
2823 spic_dev.cur_ioport = io;
2827 dprintk("Unable to get I/O port2: "
2828 "0x%.4x (0x%.4x) + 0x%.2x\n",
2829 io->io2.minimum, io->io2.maximum,
2830 io->io2.address_length);
2831 release_region(io->io1.minimum,
2832 io->io1.address_length);
2836 spic_dev.cur_ioport = io;
2841 if (!spic_dev.cur_ioport) {
2842 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2844 goto err_remove_compat;
2848 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
2849 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2850 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2851 dprintk("IRQ: %d - triggering: %d - "
2852 "polarity: %d - shr: %d\n",
2853 irq->irq.interrupts[0],
2854 irq->irq.triggering,
2857 spic_dev.cur_irq = irq;
2861 if (!spic_dev.cur_irq) {
2862 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2864 goto err_release_region;
2867 /* set resource status _SRS */
2868 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2870 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2874 spic_dev.bluetooth_power = -1;
2875 /* create device attributes */
2876 result = sony_pf_add();
2878 goto err_disable_device;
2880 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2890 sony_pic_disable(device);
2893 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2896 release_region(spic_dev.cur_ioport->io1.minimum,
2897 spic_dev.cur_ioport->io1.address_length);
2898 if (spic_dev.cur_ioport->io2.minimum)
2899 release_region(spic_dev.cur_ioport->io2.minimum,
2900 spic_dev.cur_ioport->io2.address_length);
2903 sonypi_compat_exit();
2906 sony_laptop_remove_input();
2909 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2910 list_del(&io->list);
2913 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2914 list_del(&irq->list);
2917 spic_dev.cur_ioport = NULL;
2918 spic_dev.cur_irq = NULL;
2923 static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2925 if (sony_pic_disable(device))
2930 static int sony_pic_resume(struct acpi_device *device)
2932 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2936 static const struct acpi_device_id sony_pic_device_ids[] = {
2941 static struct acpi_driver sony_pic_driver = {
2942 .name = SONY_PIC_DRIVER_NAME,
2943 .class = SONY_PIC_CLASS,
2944 .ids = sony_pic_device_ids,
2945 .owner = THIS_MODULE,
2947 .add = sony_pic_add,
2948 .remove = sony_pic_remove,
2949 .suspend = sony_pic_suspend,
2950 .resume = sony_pic_resume,
2954 static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2956 .ident = "Sony Vaio",
2958 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2959 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2963 .ident = "Sony Vaio",
2965 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2966 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2972 static int __init sony_laptop_init(void)
2976 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2977 result = acpi_bus_register_driver(&sony_pic_driver);
2979 printk(KERN_ERR DRV_PFX
2980 "Unable to register SPIC driver.");
2985 result = acpi_bus_register_driver(&sony_nc_driver);
2987 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2988 goto out_unregister_pic;
2995 acpi_bus_unregister_driver(&sony_pic_driver);
3000 static void __exit sony_laptop_exit(void)
3002 acpi_bus_unregister_driver(&sony_nc_driver);
3004 acpi_bus_unregister_driver(&sony_pic_driver);
3007 module_init(sony_laptop_init);
3008 module_exit(sony_laptop_exit);