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 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
47 #include <linux/kernel.h>
48 #include <linux/module.h>
49 #include <linux/moduleparam.h>
50 #include <linux/init.h>
51 #include <linux/types.h>
52 #include <linux/backlight.h>
53 #include <linux/platform_device.h>
54 #include <linux/err.h>
55 #include <linux/dmi.h>
56 #include <linux/pci.h>
57 #include <linux/interrupt.h>
58 #include <linux/delay.h>
59 #include <linux/input.h>
60 #include <linux/kfifo.h>
61 #include <linux/workqueue.h>
62 #include <linux/acpi.h>
63 #include <linux/slab.h>
64 #include <acpi/acpi_drivers.h>
65 #include <acpi/acpi_bus.h>
66 #include <asm/uaccess.h>
67 #include <linux/sonypi.h>
68 #include <linux/sony-laptop.h>
69 #include <linux/rfkill.h>
70 #ifdef CONFIG_SONYPI_COMPAT
71 #include <linux/poll.h>
72 #include <linux/miscdevice.h>
75 #define dprintk(fmt, ...) \
78 pr_warn(fmt, ##__VA_ARGS__); \
81 #define SONY_LAPTOP_DRIVER_VERSION "0.6"
83 #define SONY_NC_CLASS "sony-nc"
84 #define SONY_NC_HID "SNY5001"
85 #define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
87 #define SONY_PIC_CLASS "sony-pic"
88 #define SONY_PIC_HID "SNY6001"
89 #define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
91 MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
92 MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
93 MODULE_LICENSE("GPL");
94 MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION
);
97 module_param(debug
, int, 0);
98 MODULE_PARM_DESC(debug
, "set this to 1 (and RTFM) if you want to help "
99 "the development of this driver");
101 static int no_spic
; /* = 0 */
102 module_param(no_spic
, int, 0444);
103 MODULE_PARM_DESC(no_spic
,
104 "set this if you don't want to enable the SPIC device");
106 static int compat
; /* = 0 */
107 module_param(compat
, int, 0444);
108 MODULE_PARM_DESC(compat
,
109 "set this if you want to enable backward compatibility mode");
111 static unsigned long mask
= 0xffffffff;
112 module_param(mask
, ulong
, 0644);
113 MODULE_PARM_DESC(mask
,
114 "set this to the mask of event you want to enable (see doc)");
116 static int camera
; /* = 0 */
117 module_param(camera
, int, 0444);
118 MODULE_PARM_DESC(camera
,
119 "set this to 1 to enable Motion Eye camera controls "
120 "(only use it if you have a C1VE or C1VN model)");
122 #ifdef CONFIG_SONYPI_COMPAT
123 static int minor
= -1;
124 module_param(minor
, int, 0);
125 MODULE_PARM_DESC(minor
,
126 "minor number of the misc device for the SPIC compatibility code, "
127 "default is -1 (automatic)");
130 static int kbd_backlight
= 1;
131 module_param(kbd_backlight
, int, 0444);
132 MODULE_PARM_DESC(kbd_backlight
,
133 "set this to 0 to disable keyboard backlight, "
134 "1 to enable it (default: 0)");
136 static int kbd_backlight_timeout
; /* = 0 */
137 module_param(kbd_backlight_timeout
, int, 0444);
138 MODULE_PARM_DESC(kbd_backlight_timeout
,
139 "set this to 0 to set the default 10 seconds timeout, "
140 "1 for 30 seconds, 2 for 60 seconds and 3 to disable timeout "
143 static void sony_nc_kbd_backlight_resume(void);
145 enum sony_nc_rfkill
{
153 static int sony_rfkill_handle
;
154 static struct rfkill
*sony_rfkill_devices
[N_SONY_RFKILL
];
155 static int sony_rfkill_address
[N_SONY_RFKILL
] = {0x300, 0x500, 0x700, 0x900};
156 static void sony_nc_rfkill_update(void);
158 /*********** Input Devices ***********/
160 #define SONY_LAPTOP_BUF_SIZE 128
161 struct sony_laptop_input_s
{
163 struct input_dev
*jog_dev
;
164 struct input_dev
*key_dev
;
166 spinlock_t fifo_lock
;
167 struct timer_list release_key_timer
;
170 static struct sony_laptop_input_s sony_laptop_input
= {
171 .users
= ATOMIC_INIT(0),
174 struct sony_laptop_keypress
{
175 struct input_dev
*dev
;
179 /* Correspondance table between sonypi events
180 * and input layer indexes in the keymap
182 static int sony_laptop_input_index
[] = {
184 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
185 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
186 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
187 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
188 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
189 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
190 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
191 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
192 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
193 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
194 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
195 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
196 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
197 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
198 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
199 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
200 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
201 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
202 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
203 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
204 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
205 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
206 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
207 17, /* 24 SONYPI_EVENT_FNKEY_1 */
208 18, /* 25 SONYPI_EVENT_FNKEY_2 */
209 19, /* 26 SONYPI_EVENT_FNKEY_D */
210 20, /* 27 SONYPI_EVENT_FNKEY_E */
211 21, /* 28 SONYPI_EVENT_FNKEY_F */
212 22, /* 29 SONYPI_EVENT_FNKEY_S */
213 23, /* 30 SONYPI_EVENT_FNKEY_B */
214 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
215 25, /* 32 SONYPI_EVENT_PKEY_P1 */
216 26, /* 33 SONYPI_EVENT_PKEY_P2 */
217 27, /* 34 SONYPI_EVENT_PKEY_P3 */
218 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
219 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
220 -1, /* 37 SONYPI_EVENT_LID_OPENED */
221 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
222 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
223 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
224 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
225 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
226 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
227 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
228 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
229 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
230 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
231 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
232 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
233 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
234 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
235 43, /* 52 SONYPI_EVENT_MEYE_FACE */
236 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
237 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
238 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
239 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
240 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
241 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
242 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
243 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
244 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
245 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
246 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
247 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
248 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
249 53, /* 66 SONYPI_EVENT_PKEY_P4 */
250 54, /* 67 SONYPI_EVENT_PKEY_P5 */
251 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
252 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
253 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
254 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
255 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
256 59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */
259 static int sony_laptop_input_keycode_map
[] = {
260 KEY_CAMERA
, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
261 KEY_RESERVED
, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
262 KEY_RESERVED
, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
263 KEY_RESERVED
, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
264 KEY_FN_ESC
, /* 4 SONYPI_EVENT_FNKEY_ESC */
265 KEY_FN_F1
, /* 5 SONYPI_EVENT_FNKEY_F1 */
266 KEY_FN_F2
, /* 6 SONYPI_EVENT_FNKEY_F2 */
267 KEY_FN_F3
, /* 7 SONYPI_EVENT_FNKEY_F3 */
268 KEY_FN_F4
, /* 8 SONYPI_EVENT_FNKEY_F4 */
269 KEY_FN_F5
, /* 9 SONYPI_EVENT_FNKEY_F5 */
270 KEY_FN_F6
, /* 10 SONYPI_EVENT_FNKEY_F6 */
271 KEY_FN_F7
, /* 11 SONYPI_EVENT_FNKEY_F7 */
272 KEY_FN_F8
, /* 12 SONYPI_EVENT_FNKEY_F8 */
273 KEY_FN_F9
, /* 13 SONYPI_EVENT_FNKEY_F9 */
274 KEY_FN_F10
, /* 14 SONYPI_EVENT_FNKEY_F10 */
275 KEY_FN_F11
, /* 15 SONYPI_EVENT_FNKEY_F11 */
276 KEY_FN_F12
, /* 16 SONYPI_EVENT_FNKEY_F12 */
277 KEY_FN_F1
, /* 17 SONYPI_EVENT_FNKEY_1 */
278 KEY_FN_F2
, /* 18 SONYPI_EVENT_FNKEY_2 */
279 KEY_FN_D
, /* 19 SONYPI_EVENT_FNKEY_D */
280 KEY_FN_E
, /* 20 SONYPI_EVENT_FNKEY_E */
281 KEY_FN_F
, /* 21 SONYPI_EVENT_FNKEY_F */
282 KEY_FN_S
, /* 22 SONYPI_EVENT_FNKEY_S */
283 KEY_FN_B
, /* 23 SONYPI_EVENT_FNKEY_B */
284 KEY_BLUETOOTH
, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
285 KEY_PROG1
, /* 25 SONYPI_EVENT_PKEY_P1 */
286 KEY_PROG2
, /* 26 SONYPI_EVENT_PKEY_P2 */
287 KEY_PROG3
, /* 27 SONYPI_EVENT_PKEY_P3 */
288 KEY_BACK
, /* 28 SONYPI_EVENT_BACK_PRESSED */
289 KEY_BLUETOOTH
, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
290 KEY_BLUETOOTH
, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
291 KEY_HELP
, /* 31 SONYPI_EVENT_HELP_PRESSED */
292 KEY_FN
, /* 32 SONYPI_EVENT_FNKEY_ONLY */
293 KEY_RESERVED
, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
294 KEY_RESERVED
, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
295 KEY_RESERVED
, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
296 KEY_RESERVED
, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
297 KEY_RESERVED
, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
298 KEY_RESERVED
, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
299 KEY_RESERVED
, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
300 KEY_RESERVED
, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
301 KEY_ZOOM
, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
302 BTN_THUMB
, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
303 KEY_RESERVED
, /* 43 SONYPI_EVENT_MEYE_FACE */
304 KEY_RESERVED
, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
305 KEY_RESERVED
, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
306 KEY_RESERVED
, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
307 KEY_WLAN
, /* 47 SONYPI_EVENT_WIRELESS_ON */
308 KEY_WLAN
, /* 48 SONYPI_EVENT_WIRELESS_OFF */
309 KEY_ZOOMIN
, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
310 KEY_ZOOMOUT
, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
311 KEY_EJECTCD
, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
312 KEY_F13
, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
313 KEY_PROG4
, /* 53 SONYPI_EVENT_PKEY_P4 */
314 KEY_F14
, /* 54 SONYPI_EVENT_PKEY_P5 */
315 KEY_F15
, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
316 KEY_VOLUMEUP
, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
317 KEY_VOLUMEDOWN
, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
318 KEY_MEDIA
, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
319 KEY_VENDOR
, /* 59 SONYPI_EVENT_VENDOR_PRESSED */
322 /* release buttons after a short delay if pressed */
323 static void do_sony_laptop_release_key(unsigned long unused
)
325 struct sony_laptop_keypress kp
;
328 spin_lock_irqsave(&sony_laptop_input
.fifo_lock
, flags
);
330 if (kfifo_out(&sony_laptop_input
.fifo
,
331 (unsigned char *)&kp
, sizeof(kp
)) == sizeof(kp
)) {
332 input_report_key(kp
.dev
, kp
.key
, 0);
336 /* If there is something in the fifo schedule next release. */
337 if (kfifo_len(&sony_laptop_input
.fifo
) != 0)
338 mod_timer(&sony_laptop_input
.release_key_timer
,
339 jiffies
+ msecs_to_jiffies(10));
341 spin_unlock_irqrestore(&sony_laptop_input
.fifo_lock
, flags
);
344 /* forward event to the input subsystem */
345 static void sony_laptop_report_input_event(u8 event
)
347 struct input_dev
*jog_dev
= sony_laptop_input
.jog_dev
;
348 struct input_dev
*key_dev
= sony_laptop_input
.key_dev
;
349 struct sony_laptop_keypress kp
= { NULL
};
352 if (event
== SONYPI_EVENT_FNKEY_RELEASED
||
353 event
== SONYPI_EVENT_ANYBUTTON_RELEASED
) {
354 /* Nothing, not all VAIOs generate this event */
361 case SONYPI_EVENT_JOGDIAL_UP
:
362 case SONYPI_EVENT_JOGDIAL_UP_PRESSED
:
363 input_report_rel(jog_dev
, REL_WHEEL
, 1);
367 case SONYPI_EVENT_JOGDIAL_DOWN
:
368 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED
:
369 input_report_rel(jog_dev
, REL_WHEEL
, -1);
374 case SONYPI_EVENT_JOGDIAL_PRESSED
:
380 if (event
>= ARRAY_SIZE(sony_laptop_input_index
)) {
381 dprintk("sony_laptop_report_input_event, event not known: %d\n", event
);
384 if ((scancode
= sony_laptop_input_index
[event
]) != -1) {
385 kp
.key
= sony_laptop_input_keycode_map
[scancode
];
386 if (kp
.key
!= KEY_UNKNOWN
)
393 /* if we have a scancode we emit it so we can always
396 input_event(kp
.dev
, EV_MSC
, MSC_SCAN
, scancode
);
397 input_report_key(kp
.dev
, kp
.key
, 1);
400 /* schedule key release */
401 kfifo_in_locked(&sony_laptop_input
.fifo
,
402 (unsigned char *)&kp
, sizeof(kp
),
403 &sony_laptop_input
.fifo_lock
);
404 mod_timer(&sony_laptop_input
.release_key_timer
,
405 jiffies
+ msecs_to_jiffies(10));
407 dprintk("unknown input event %.2x\n", event
);
410 static int sony_laptop_setup_input(struct acpi_device
*acpi_device
)
412 struct input_dev
*jog_dev
;
413 struct input_dev
*key_dev
;
417 /* don't run again if already initialized */
418 if (atomic_add_return(1, &sony_laptop_input
.users
) > 1)
422 spin_lock_init(&sony_laptop_input
.fifo_lock
);
423 error
= kfifo_alloc(&sony_laptop_input
.fifo
,
424 SONY_LAPTOP_BUF_SIZE
, GFP_KERNEL
);
426 pr_err("kfifo_alloc failed\n");
430 setup_timer(&sony_laptop_input
.release_key_timer
,
431 do_sony_laptop_release_key
, 0);
434 key_dev
= input_allocate_device();
440 key_dev
->name
= "Sony Vaio Keys";
441 key_dev
->id
.bustype
= BUS_ISA
;
442 key_dev
->id
.vendor
= PCI_VENDOR_ID_SONY
;
443 key_dev
->dev
.parent
= &acpi_device
->dev
;
445 /* Initialize the Input Drivers: special keys */
446 input_set_capability(key_dev
, EV_MSC
, MSC_SCAN
);
448 __set_bit(EV_KEY
, key_dev
->evbit
);
449 key_dev
->keycodesize
= sizeof(sony_laptop_input_keycode_map
[0]);
450 key_dev
->keycodemax
= ARRAY_SIZE(sony_laptop_input_keycode_map
);
451 key_dev
->keycode
= &sony_laptop_input_keycode_map
;
452 for (i
= 0; i
< ARRAY_SIZE(sony_laptop_input_keycode_map
); i
++)
453 __set_bit(sony_laptop_input_keycode_map
[i
], key_dev
->keybit
);
454 __clear_bit(KEY_RESERVED
, key_dev
->keybit
);
456 error
= input_register_device(key_dev
);
458 goto err_free_keydev
;
460 sony_laptop_input
.key_dev
= key_dev
;
463 jog_dev
= input_allocate_device();
466 goto err_unregister_keydev
;
469 jog_dev
->name
= "Sony Vaio Jogdial";
470 jog_dev
->id
.bustype
= BUS_ISA
;
471 jog_dev
->id
.vendor
= PCI_VENDOR_ID_SONY
;
472 jog_dev
->dev
.parent
= &acpi_device
->dev
;
474 input_set_capability(jog_dev
, EV_KEY
, BTN_MIDDLE
);
475 input_set_capability(jog_dev
, EV_REL
, REL_WHEEL
);
477 error
= input_register_device(jog_dev
);
479 goto err_free_jogdev
;
481 sony_laptop_input
.jog_dev
= jog_dev
;
486 input_free_device(jog_dev
);
488 err_unregister_keydev
:
489 input_unregister_device(key_dev
);
490 /* to avoid kref underflow below at input_free_device */
494 input_free_device(key_dev
);
497 kfifo_free(&sony_laptop_input
.fifo
);
500 atomic_dec(&sony_laptop_input
.users
);
504 static void sony_laptop_remove_input(void)
506 struct sony_laptop_keypress kp
= { NULL
};
508 /* Cleanup only after the last user has gone */
509 if (!atomic_dec_and_test(&sony_laptop_input
.users
))
512 del_timer_sync(&sony_laptop_input
.release_key_timer
);
515 * Generate key-up events for remaining keys. Note that we don't
516 * need locking since nobody is adding new events to the kfifo.
518 while (kfifo_out(&sony_laptop_input
.fifo
,
519 (unsigned char *)&kp
, sizeof(kp
)) == sizeof(kp
)) {
520 input_report_key(kp
.dev
, kp
.key
, 0);
524 /* destroy input devs */
525 input_unregister_device(sony_laptop_input
.key_dev
);
526 sony_laptop_input
.key_dev
= NULL
;
528 if (sony_laptop_input
.jog_dev
) {
529 input_unregister_device(sony_laptop_input
.jog_dev
);
530 sony_laptop_input
.jog_dev
= NULL
;
533 kfifo_free(&sony_laptop_input
.fifo
);
536 /*********** Platform Device ***********/
538 static atomic_t sony_pf_users
= ATOMIC_INIT(0);
539 static struct platform_driver sony_pf_driver
= {
541 .name
= "sony-laptop",
542 .owner
= THIS_MODULE
,
545 static struct platform_device
*sony_pf_device
;
547 static int sony_pf_add(void)
551 /* don't run again if already initialized */
552 if (atomic_add_return(1, &sony_pf_users
) > 1)
555 ret
= platform_driver_register(&sony_pf_driver
);
559 sony_pf_device
= platform_device_alloc("sony-laptop", -1);
560 if (!sony_pf_device
) {
562 goto out_platform_registered
;
565 ret
= platform_device_add(sony_pf_device
);
567 goto out_platform_alloced
;
571 out_platform_alloced
:
572 platform_device_put(sony_pf_device
);
573 sony_pf_device
= NULL
;
574 out_platform_registered
:
575 platform_driver_unregister(&sony_pf_driver
);
577 atomic_dec(&sony_pf_users
);
581 static void sony_pf_remove(void)
583 /* deregister only after the last user has gone */
584 if (!atomic_dec_and_test(&sony_pf_users
))
587 platform_device_unregister(sony_pf_device
);
588 platform_driver_unregister(&sony_pf_driver
);
591 /*********** SNC (SNY5001) Device ***********/
593 /* the device uses 1-based values, while the backlight subsystem uses
595 #define SONY_MAX_BRIGHTNESS 8
597 #define SNC_VALIDATE_IN 0
598 #define SNC_VALIDATE_OUT 1
600 static ssize_t
sony_nc_sysfs_show(struct device
*, struct device_attribute
*,
602 static ssize_t
sony_nc_sysfs_store(struct device
*, struct device_attribute
*,
603 const char *, size_t);
604 static int boolean_validate(const int, const int);
605 static int brightness_default_validate(const int, const int);
607 struct sony_nc_value
{
608 char *name
; /* name of the entry */
609 char **acpiget
; /* names of the ACPI get function */
610 char **acpiset
; /* names of the ACPI set function */
611 int (*validate
)(const int, const int); /* input/output validation */
612 int value
; /* current setting */
613 int valid
; /* Has ever been set */
614 int debug
; /* active only in debug mode ? */
615 struct device_attribute devattr
; /* sysfs attribute */
618 #define SNC_HANDLE_NAMES(_name, _values...) \
619 static char *snc_##_name[] = { _values, NULL }
621 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
623 .name = __stringify(_name), \
624 .acpiget = _getters, \
625 .acpiset = _setters, \
626 .validate = _validate, \
628 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
631 #define SNC_HANDLE_NULL { .name = NULL }
633 SNC_HANDLE_NAMES(fnkey_get
, "GHKE");
635 SNC_HANDLE_NAMES(brightness_def_get
, "GPBR");
636 SNC_HANDLE_NAMES(brightness_def_set
, "SPBR");
638 SNC_HANDLE_NAMES(cdpower_get
, "GCDP");
639 SNC_HANDLE_NAMES(cdpower_set
, "SCDP", "CDPW");
641 SNC_HANDLE_NAMES(audiopower_get
, "GAZP");
642 SNC_HANDLE_NAMES(audiopower_set
, "AZPW");
644 SNC_HANDLE_NAMES(lanpower_get
, "GLNP");
645 SNC_HANDLE_NAMES(lanpower_set
, "LNPW");
647 SNC_HANDLE_NAMES(lidstate_get
, "GLID");
649 SNC_HANDLE_NAMES(indicatorlamp_get
, "GILS");
650 SNC_HANDLE_NAMES(indicatorlamp_set
, "SILS");
652 SNC_HANDLE_NAMES(gainbass_get
, "GMGB");
653 SNC_HANDLE_NAMES(gainbass_set
, "CMGB");
655 SNC_HANDLE_NAMES(PID_get
, "GPID");
657 SNC_HANDLE_NAMES(CTR_get
, "GCTR");
658 SNC_HANDLE_NAMES(CTR_set
, "SCTR");
660 SNC_HANDLE_NAMES(PCR_get
, "GPCR");
661 SNC_HANDLE_NAMES(PCR_set
, "SPCR");
663 SNC_HANDLE_NAMES(CMI_get
, "GCMI");
664 SNC_HANDLE_NAMES(CMI_set
, "SCMI");
666 static struct sony_nc_value sony_nc_values
[] = {
667 SNC_HANDLE(brightness_default
, snc_brightness_def_get
,
668 snc_brightness_def_set
, brightness_default_validate
, 0),
669 SNC_HANDLE(fnkey
, snc_fnkey_get
, NULL
, NULL
, 0),
670 SNC_HANDLE(cdpower
, snc_cdpower_get
, snc_cdpower_set
, boolean_validate
, 0),
671 SNC_HANDLE(audiopower
, snc_audiopower_get
, snc_audiopower_set
,
672 boolean_validate
, 0),
673 SNC_HANDLE(lanpower
, snc_lanpower_get
, snc_lanpower_set
,
674 boolean_validate
, 1),
675 SNC_HANDLE(lidstate
, snc_lidstate_get
, NULL
,
676 boolean_validate
, 0),
677 SNC_HANDLE(indicatorlamp
, snc_indicatorlamp_get
, snc_indicatorlamp_set
,
678 boolean_validate
, 0),
679 SNC_HANDLE(gainbass
, snc_gainbass_get
, snc_gainbass_set
,
680 boolean_validate
, 0),
681 /* unknown methods */
682 SNC_HANDLE(PID
, snc_PID_get
, NULL
, NULL
, 1),
683 SNC_HANDLE(CTR
, snc_CTR_get
, snc_CTR_set
, NULL
, 1),
684 SNC_HANDLE(PCR
, snc_PCR_get
, snc_PCR_set
, NULL
, 1),
685 SNC_HANDLE(CMI
, snc_CMI_get
, snc_CMI_set
, NULL
, 1),
689 static acpi_handle sony_nc_acpi_handle
;
690 static struct acpi_device
*sony_nc_acpi_device
= NULL
;
693 * acpi_evaluate_object wrappers
695 static int acpi_callgetfunc(acpi_handle handle
, char *name
, int *result
)
697 struct acpi_buffer output
;
698 union acpi_object out_obj
;
701 output
.length
= sizeof(out_obj
);
702 output
.pointer
= &out_obj
;
704 status
= acpi_evaluate_object(handle
, name
, NULL
, &output
);
705 if ((status
== AE_OK
) && (out_obj
.type
== ACPI_TYPE_INTEGER
)) {
706 *result
= out_obj
.integer
.value
;
710 pr_warn("acpi_callreadfunc failed\n");
715 static int acpi_callsetfunc(acpi_handle handle
, char *name
, int value
,
718 struct acpi_object_list params
;
719 union acpi_object in_obj
;
720 struct acpi_buffer output
;
721 union acpi_object out_obj
;
725 params
.pointer
= &in_obj
;
726 in_obj
.type
= ACPI_TYPE_INTEGER
;
727 in_obj
.integer
.value
= value
;
729 output
.length
= sizeof(out_obj
);
730 output
.pointer
= &out_obj
;
732 status
= acpi_evaluate_object(handle
, name
, ¶ms
, &output
);
733 if (status
== AE_OK
) {
734 if (result
!= NULL
) {
735 if (out_obj
.type
!= ACPI_TYPE_INTEGER
) {
736 pr_warn("acpi_evaluate_object bad return type\n");
739 *result
= out_obj
.integer
.value
;
744 pr_warn("acpi_evaluate_object failed\n");
749 struct sony_nc_handles
{
751 struct device_attribute devattr
;
754 static struct sony_nc_handles
*handles
;
756 static ssize_t
sony_nc_handles_show(struct device
*dev
,
757 struct device_attribute
*attr
, char *buffer
)
762 for (i
= 0; i
< ARRAY_SIZE(handles
->cap
); i
++) {
763 len
+= snprintf(buffer
+ len
, PAGE_SIZE
- len
, "0x%.4x ",
766 len
+= snprintf(buffer
+ len
, PAGE_SIZE
- len
, "\n");
771 static int sony_nc_handles_setup(struct platform_device
*pd
)
776 handles
= kzalloc(sizeof(*handles
), GFP_KERNEL
);
780 for (i
= 0; i
< ARRAY_SIZE(handles
->cap
); i
++) {
781 if (!acpi_callsetfunc(sony_nc_acpi_handle
,
782 "SN00", i
+ 0x20, &result
)) {
783 dprintk("caching handle 0x%.4x (offset: 0x%.2x)\n",
785 handles
->cap
[i
] = result
;
790 sysfs_attr_init(&handles
->devattr
.attr
);
791 handles
->devattr
.attr
.name
= "handles";
792 handles
->devattr
.attr
.mode
= S_IRUGO
;
793 handles
->devattr
.show
= sony_nc_handles_show
;
795 /* allow reading capabilities via sysfs */
796 if (device_create_file(&pd
->dev
, &handles
->devattr
)) {
806 static int sony_nc_handles_cleanup(struct platform_device
*pd
)
810 device_remove_file(&pd
->dev
, &handles
->devattr
);
817 static int sony_find_snc_handle(int handle
)
821 /* not initialized yet, return early */
825 for (i
= 0; i
< 0x10; i
++) {
826 if (handles
->cap
[i
] == handle
) {
827 dprintk("found handle 0x%.4x (offset: 0x%.2x)\n",
832 dprintk("handle 0x%.4x not found\n", handle
);
836 static int sony_call_snc_handle(int handle
, int argument
, int *result
)
839 int offset
= sony_find_snc_handle(handle
);
844 ret
= acpi_callsetfunc(sony_nc_acpi_handle
, "SN07", offset
| argument
,
846 dprintk("called SN07 with 0x%.4x (result: 0x%.4x)\n", offset
| argument
,
852 * sony_nc_values input/output validate functions
855 /* brightness_default_validate:
857 * manipulate input output values to keep consistency with the
858 * backlight framework for which brightness values are 0-based.
860 static int brightness_default_validate(const int direction
, const int value
)
863 case SNC_VALIDATE_OUT
:
865 case SNC_VALIDATE_IN
:
866 if (value
>= 0 && value
< SONY_MAX_BRIGHTNESS
)
874 * on input validate boolean values 0/1, on output just pass the
877 static int boolean_validate(const int direction
, const int value
)
879 if (direction
== SNC_VALIDATE_IN
) {
880 if (value
!= 0 && value
!= 1)
887 * Sysfs show/store common to all sony_nc_values
889 static ssize_t
sony_nc_sysfs_show(struct device
*dev
, struct device_attribute
*attr
,
893 struct sony_nc_value
*item
=
894 container_of(attr
, struct sony_nc_value
, devattr
);
899 if (acpi_callgetfunc(sony_nc_acpi_handle
, *item
->acpiget
, &value
) < 0)
903 value
= item
->validate(SNC_VALIDATE_OUT
, value
);
905 return snprintf(buffer
, PAGE_SIZE
, "%d\n", value
);
908 static ssize_t
sony_nc_sysfs_store(struct device
*dev
,
909 struct device_attribute
*attr
,
910 const char *buffer
, size_t count
)
913 struct sony_nc_value
*item
=
914 container_of(attr
, struct sony_nc_value
, devattr
);
922 value
= simple_strtoul(buffer
, NULL
, 10);
925 value
= item
->validate(SNC_VALIDATE_IN
, value
);
930 if (acpi_callsetfunc(sony_nc_acpi_handle
, *item
->acpiset
, value
, NULL
) < 0)
941 struct sony_backlight_props
{
942 struct backlight_device
*dev
;
947 struct sony_backlight_props sony_bl_props
;
949 static int sony_backlight_update_status(struct backlight_device
*bd
)
951 return acpi_callsetfunc(sony_nc_acpi_handle
, "SBRT",
952 bd
->props
.brightness
+ 1, NULL
);
955 static int sony_backlight_get_brightness(struct backlight_device
*bd
)
959 if (acpi_callgetfunc(sony_nc_acpi_handle
, "GBRT", &value
))
961 /* brightness levels are 1-based, while backlight ones are 0-based */
965 static int sony_nc_get_brightness_ng(struct backlight_device
*bd
)
968 struct sony_backlight_props
*sdev
=
969 (struct sony_backlight_props
*)bl_get_data(bd
);
971 sony_call_snc_handle(sdev
->handle
, 0x0200, &result
);
973 return (result
& 0xff) - sdev
->offset
;
976 static int sony_nc_update_status_ng(struct backlight_device
*bd
)
979 struct sony_backlight_props
*sdev
=
980 (struct sony_backlight_props
*)bl_get_data(bd
);
982 value
= bd
->props
.brightness
+ sdev
->offset
;
983 if (sony_call_snc_handle(sdev
->handle
, 0x0100 | (value
<< 16), &result
))
989 static const struct backlight_ops sony_backlight_ops
= {
990 .options
= BL_CORE_SUSPENDRESUME
,
991 .update_status
= sony_backlight_update_status
,
992 .get_brightness
= sony_backlight_get_brightness
,
994 static const struct backlight_ops sony_backlight_ng_ops
= {
995 .options
= BL_CORE_SUSPENDRESUME
,
996 .update_status
= sony_nc_update_status_ng
,
997 .get_brightness
= sony_nc_get_brightness_ng
,
1001 * New SNC-only Vaios event mapping to driver known keys
1003 struct sony_nc_event
{
1008 static struct sony_nc_event sony_100_events
[] = {
1009 { 0x90, SONYPI_EVENT_PKEY_P1
},
1010 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1011 { 0x91, SONYPI_EVENT_PKEY_P2
},
1012 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1013 { 0x81, SONYPI_EVENT_FNKEY_F1
},
1014 { 0x01, SONYPI_EVENT_FNKEY_RELEASED
},
1015 { 0x82, SONYPI_EVENT_FNKEY_F2
},
1016 { 0x02, SONYPI_EVENT_FNKEY_RELEASED
},
1017 { 0x83, SONYPI_EVENT_FNKEY_F3
},
1018 { 0x03, SONYPI_EVENT_FNKEY_RELEASED
},
1019 { 0x84, SONYPI_EVENT_FNKEY_F4
},
1020 { 0x04, SONYPI_EVENT_FNKEY_RELEASED
},
1021 { 0x85, SONYPI_EVENT_FNKEY_F5
},
1022 { 0x05, SONYPI_EVENT_FNKEY_RELEASED
},
1023 { 0x86, SONYPI_EVENT_FNKEY_F6
},
1024 { 0x06, SONYPI_EVENT_FNKEY_RELEASED
},
1025 { 0x87, SONYPI_EVENT_FNKEY_F7
},
1026 { 0x07, SONYPI_EVENT_FNKEY_RELEASED
},
1027 { 0x89, SONYPI_EVENT_FNKEY_F9
},
1028 { 0x09, SONYPI_EVENT_FNKEY_RELEASED
},
1029 { 0x8A, SONYPI_EVENT_FNKEY_F10
},
1030 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED
},
1031 { 0x8C, SONYPI_EVENT_FNKEY_F12
},
1032 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED
},
1033 { 0x9d, SONYPI_EVENT_ZOOM_PRESSED
},
1034 { 0x1d, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1035 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED
},
1036 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1037 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED
},
1038 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1039 { 0xa4, SONYPI_EVENT_CD_EJECT_PRESSED
},
1040 { 0x24, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1041 { 0xa5, SONYPI_EVENT_VENDOR_PRESSED
},
1042 { 0x25, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1043 { 0xa6, SONYPI_EVENT_HELP_PRESSED
},
1044 { 0x26, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1048 static struct sony_nc_event sony_127_events
[] = {
1049 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED
},
1050 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1051 { 0x82, SONYPI_EVENT_PKEY_P1
},
1052 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1053 { 0x83, SONYPI_EVENT_PKEY_P2
},
1054 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1055 { 0x84, SONYPI_EVENT_PKEY_P3
},
1056 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1057 { 0x85, SONYPI_EVENT_PKEY_P4
},
1058 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1059 { 0x86, SONYPI_EVENT_PKEY_P5
},
1060 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1061 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED
},
1062 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1069 static void sony_nc_notify(struct acpi_device
*device
, u32 event
)
1074 /* New-style event */
1079 if (sony_find_snc_handle(0x100) == ev
)
1081 if (sony_find_snc_handle(0x127) == ev
)
1085 struct sony_nc_event
*key_event
;
1087 if (sony_call_snc_handle(key_handle
, 0x200, &result
)) {
1088 dprintk("sony_nc_notify, unable to decode"
1089 " event 0x%.2x 0x%.2x\n", key_handle
,
1091 /* restore the original event */
1096 if (key_handle
== 0x100)
1097 key_event
= sony_100_events
;
1099 key_event
= sony_127_events
;
1101 for (; key_event
->data
; key_event
++) {
1102 if (key_event
->data
== ev
) {
1103 ev
= key_event
->event
;
1108 if (!key_event
->data
)
1109 pr_info("Unknown event: 0x%x 0x%x\n",
1112 sony_laptop_report_input_event(ev
);
1114 } else if (sony_find_snc_handle(sony_rfkill_handle
) == ev
) {
1115 sony_nc_rfkill_update();
1119 sony_laptop_report_input_event(ev
);
1121 dprintk("sony_nc_notify, event: 0x%.2x\n", ev
);
1122 acpi_bus_generate_proc_event(sony_nc_acpi_device
, 1, ev
);
1125 static acpi_status
sony_walk_callback(acpi_handle handle
, u32 level
,
1126 void *context
, void **return_value
)
1128 struct acpi_device_info
*info
;
1130 if (ACPI_SUCCESS(acpi_get_object_info(handle
, &info
))) {
1131 pr_warn("method: name: %4.4s, args %X\n",
1132 (char *)&info
->name
, info
->param_count
);
1143 static int sony_nc_function_setup(struct acpi_device
*device
)
1147 /* Enable all events */
1148 acpi_callsetfunc(sony_nc_acpi_handle
, "SN02", 0xffff, &result
);
1151 sony_call_snc_handle(0x0100, 0, &result
);
1152 sony_call_snc_handle(0x0101, 0, &result
);
1153 sony_call_snc_handle(0x0102, 0x100, &result
);
1154 sony_call_snc_handle(0x0127, 0, &result
);
1159 static int sony_nc_resume(struct acpi_device
*device
)
1161 struct sony_nc_value
*item
;
1164 for (item
= sony_nc_values
; item
->name
; item
++) {
1169 ret
= acpi_callsetfunc(sony_nc_acpi_handle
, *item
->acpiset
,
1172 pr_err("%s: %d\n", __func__
, ret
);
1177 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "ECON",
1179 if (acpi_callsetfunc(sony_nc_acpi_handle
, "ECON", 1, NULL
))
1180 dprintk("ECON Method failed\n");
1183 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "SN00",
1185 dprintk("Doing SNC setup\n");
1186 sony_nc_function_setup(device
);
1189 /* re-read rfkill state */
1190 sony_nc_rfkill_update();
1192 /* restore kbd backlight states */
1193 sony_nc_kbd_backlight_resume();
1198 static void sony_nc_rfkill_cleanup(void)
1202 for (i
= 0; i
< N_SONY_RFKILL
; i
++) {
1203 if (sony_rfkill_devices
[i
]) {
1204 rfkill_unregister(sony_rfkill_devices
[i
]);
1205 rfkill_destroy(sony_rfkill_devices
[i
]);
1210 static int sony_nc_rfkill_set(void *data
, bool blocked
)
1213 int argument
= sony_rfkill_address
[(long) data
] + 0x100;
1216 argument
|= 0xff0000;
1218 return sony_call_snc_handle(sony_rfkill_handle
, argument
, &result
);
1221 static const struct rfkill_ops sony_rfkill_ops
= {
1222 .set_block
= sony_nc_rfkill_set
,
1225 static int sony_nc_setup_rfkill(struct acpi_device
*device
,
1226 enum sony_nc_rfkill nc_type
)
1230 enum rfkill_type type
;
1237 type
= RFKILL_TYPE_WLAN
;
1240 case SONY_BLUETOOTH
:
1241 type
= RFKILL_TYPE_BLUETOOTH
;
1242 name
= "sony-bluetooth";
1245 type
= RFKILL_TYPE_WWAN
;
1249 type
= RFKILL_TYPE_WIMAX
;
1250 name
= "sony-wimax";
1256 rfk
= rfkill_alloc(name
, &device
->dev
, type
,
1257 &sony_rfkill_ops
, (void *)nc_type
);
1261 sony_call_snc_handle(sony_rfkill_handle
, 0x200, &result
);
1262 hwblock
= !(result
& 0x1);
1263 rfkill_set_hw_state(rfk
, hwblock
);
1265 err
= rfkill_register(rfk
);
1267 rfkill_destroy(rfk
);
1270 sony_rfkill_devices
[nc_type
] = rfk
;
1274 static void sony_nc_rfkill_update(void)
1276 enum sony_nc_rfkill i
;
1280 sony_call_snc_handle(sony_rfkill_handle
, 0x200, &result
);
1281 hwblock
= !(result
& 0x1);
1283 for (i
= 0; i
< N_SONY_RFKILL
; i
++) {
1284 int argument
= sony_rfkill_address
[i
];
1286 if (!sony_rfkill_devices
[i
])
1290 if (rfkill_set_hw_state(sony_rfkill_devices
[i
], true)) {
1291 /* we already know we're blocked */
1296 sony_call_snc_handle(sony_rfkill_handle
, argument
, &result
);
1297 rfkill_set_states(sony_rfkill_devices
[i
],
1298 !(result
& 0xf), false);
1302 static void sony_nc_rfkill_setup(struct acpi_device
*device
)
1307 struct acpi_object_list params
;
1308 union acpi_object in_obj
;
1309 union acpi_object
*device_enum
;
1310 struct acpi_buffer buffer
= { ACPI_ALLOCATE_BUFFER
, NULL
};
1312 offset
= sony_find_snc_handle(0x124);
1314 offset
= sony_find_snc_handle(0x135);
1318 sony_rfkill_handle
= 0x135;
1320 sony_rfkill_handle
= 0x124;
1321 dprintk("Found rkfill handle: 0x%.4x\n", sony_rfkill_handle
);
1323 /* need to read the whole buffer returned by the acpi call to SN06
1324 * here otherwise we may miss some features
1327 params
.pointer
= &in_obj
;
1328 in_obj
.type
= ACPI_TYPE_INTEGER
;
1329 in_obj
.integer
.value
= offset
;
1330 status
= acpi_evaluate_object(sony_nc_acpi_handle
, "SN06", ¶ms
,
1332 if (ACPI_FAILURE(status
)) {
1333 dprintk("Radio device enumeration failed\n");
1337 device_enum
= (union acpi_object
*) buffer
.pointer
;
1339 pr_err("No SN06 return object\n");
1342 if (device_enum
->type
!= ACPI_TYPE_BUFFER
) {
1343 pr_err("Invalid SN06 return object 0x%.2x\n",
1348 /* the buffer is filled with magic numbers describing the devices
1349 * available, 0xff terminates the enumeration
1351 for (i
= 0; i
< device_enum
->buffer
.length
; i
++) {
1353 dev_code
= *(device_enum
->buffer
.pointer
+ i
);
1354 if (dev_code
== 0xff)
1357 dprintk("Radio devices, looking at 0x%.2x\n", dev_code
);
1359 if (dev_code
== 0 && !sony_rfkill_devices
[SONY_WIFI
])
1360 sony_nc_setup_rfkill(device
, SONY_WIFI
);
1362 if (dev_code
== 0x10 && !sony_rfkill_devices
[SONY_BLUETOOTH
])
1363 sony_nc_setup_rfkill(device
, SONY_BLUETOOTH
);
1365 if ((0xf0 & dev_code
) == 0x20 &&
1366 !sony_rfkill_devices
[SONY_WWAN
])
1367 sony_nc_setup_rfkill(device
, SONY_WWAN
);
1369 if (dev_code
== 0x30 && !sony_rfkill_devices
[SONY_WIMAX
])
1370 sony_nc_setup_rfkill(device
, SONY_WIMAX
);
1374 kfree(buffer
.pointer
);
1378 /* Keyboard backlight feature */
1379 #define KBDBL_HANDLER 0x137
1380 #define KBDBL_PRESENT 0xB00
1381 #define SET_MODE 0xC00
1382 #define SET_STATE 0xD00
1383 #define SET_TIMEOUT 0xE00
1385 struct kbd_backlight
{
1388 struct device_attribute mode_attr
;
1389 struct device_attribute timeout_attr
;
1392 static struct kbd_backlight
*kbdbl_handle
;
1394 static ssize_t
__sony_nc_kbd_backlight_mode_set(u8 value
)
1401 if (sony_call_snc_handle(KBDBL_HANDLER
,
1402 (value
<< 0x10) | SET_MODE
, &result
))
1405 /* Try to turn the light on/off immediately */
1406 sony_call_snc_handle(KBDBL_HANDLER
, (value
<< 0x10) | SET_STATE
,
1409 kbdbl_handle
->mode
= value
;
1414 static ssize_t
sony_nc_kbd_backlight_mode_store(struct device
*dev
,
1415 struct device_attribute
*attr
,
1416 const char *buffer
, size_t count
)
1419 unsigned long value
;
1424 if (strict_strtoul(buffer
, 10, &value
))
1427 ret
= __sony_nc_kbd_backlight_mode_set(value
);
1434 static ssize_t
sony_nc_kbd_backlight_mode_show(struct device
*dev
,
1435 struct device_attribute
*attr
, char *buffer
)
1438 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", kbdbl_handle
->mode
);
1442 static int __sony_nc_kbd_backlight_timeout_set(u8 value
)
1449 if (sony_call_snc_handle(KBDBL_HANDLER
,
1450 (value
<< 0x10) | SET_TIMEOUT
, &result
))
1453 kbdbl_handle
->timeout
= value
;
1458 static ssize_t
sony_nc_kbd_backlight_timeout_store(struct device
*dev
,
1459 struct device_attribute
*attr
,
1460 const char *buffer
, size_t count
)
1463 unsigned long value
;
1468 if (strict_strtoul(buffer
, 10, &value
))
1471 ret
= __sony_nc_kbd_backlight_timeout_set(value
);
1478 static ssize_t
sony_nc_kbd_backlight_timeout_show(struct device
*dev
,
1479 struct device_attribute
*attr
, char *buffer
)
1482 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", kbdbl_handle
->timeout
);
1486 static int sony_nc_kbd_backlight_setup(struct platform_device
*pd
)
1490 if (sony_call_snc_handle(KBDBL_HANDLER
, KBDBL_PRESENT
, &result
))
1492 if (!(result
& 0x02))
1495 kbdbl_handle
= kzalloc(sizeof(*kbdbl_handle
), GFP_KERNEL
);
1499 sysfs_attr_init(&kbdbl_handle
->mode_attr
.attr
);
1500 kbdbl_handle
->mode_attr
.attr
.name
= "kbd_backlight";
1501 kbdbl_handle
->mode_attr
.attr
.mode
= S_IRUGO
| S_IWUSR
;
1502 kbdbl_handle
->mode_attr
.show
= sony_nc_kbd_backlight_mode_show
;
1503 kbdbl_handle
->mode_attr
.store
= sony_nc_kbd_backlight_mode_store
;
1505 sysfs_attr_init(&kbdbl_handle
->timeout_attr
.attr
);
1506 kbdbl_handle
->timeout_attr
.attr
.name
= "kbd_backlight_timeout";
1507 kbdbl_handle
->timeout_attr
.attr
.mode
= S_IRUGO
| S_IWUSR
;
1508 kbdbl_handle
->timeout_attr
.show
= sony_nc_kbd_backlight_timeout_show
;
1509 kbdbl_handle
->timeout_attr
.store
= sony_nc_kbd_backlight_timeout_store
;
1511 if (device_create_file(&pd
->dev
, &kbdbl_handle
->mode_attr
))
1514 if (device_create_file(&pd
->dev
, &kbdbl_handle
->timeout_attr
))
1517 __sony_nc_kbd_backlight_mode_set(kbd_backlight
);
1518 __sony_nc_kbd_backlight_timeout_set(kbd_backlight_timeout
);
1523 device_remove_file(&pd
->dev
, &kbdbl_handle
->mode_attr
);
1525 kfree(kbdbl_handle
);
1526 kbdbl_handle
= NULL
;
1530 static int sony_nc_kbd_backlight_cleanup(struct platform_device
*pd
)
1535 device_remove_file(&pd
->dev
, &kbdbl_handle
->mode_attr
);
1536 device_remove_file(&pd
->dev
, &kbdbl_handle
->timeout_attr
);
1538 /* restore the default hw behaviour */
1539 sony_call_snc_handle(KBDBL_HANDLER
, 0x1000 | SET_MODE
, &result
);
1540 sony_call_snc_handle(KBDBL_HANDLER
, SET_TIMEOUT
, &result
);
1542 kfree(kbdbl_handle
);
1547 static void sony_nc_kbd_backlight_resume(void)
1554 if (kbdbl_handle
->mode
== 0)
1555 sony_call_snc_handle(KBDBL_HANDLER
, SET_MODE
, &ignore
);
1557 if (kbdbl_handle
->timeout
!= 0)
1558 sony_call_snc_handle(KBDBL_HANDLER
,
1559 (kbdbl_handle
->timeout
<< 0x10) | SET_TIMEOUT
,
1563 static void sony_nc_backlight_ng_read_limits(int handle
,
1564 struct sony_backlight_props
*props
)
1569 u8 min
= 0xff, max
= 0x00;
1570 struct acpi_object_list params
;
1571 union acpi_object in_obj
;
1572 union acpi_object
*lvl_enum
;
1573 struct acpi_buffer buffer
= { ACPI_ALLOCATE_BUFFER
, NULL
};
1575 props
->handle
= handle
;
1577 props
->maxlvl
= 0xff;
1579 offset
= sony_find_snc_handle(handle
);
1583 /* try to read the boundaries from ACPI tables, if we fail the above
1584 * defaults should be reasonable
1587 params
.pointer
= &in_obj
;
1588 in_obj
.type
= ACPI_TYPE_INTEGER
;
1589 in_obj
.integer
.value
= offset
;
1590 status
= acpi_evaluate_object(sony_nc_acpi_handle
, "SN06", ¶ms
,
1592 if (ACPI_FAILURE(status
))
1595 lvl_enum
= (union acpi_object
*) buffer
.pointer
;
1597 pr_err("No SN06 return object.");
1600 if (lvl_enum
->type
!= ACPI_TYPE_BUFFER
) {
1601 pr_err("Invalid SN06 return object 0x%.2x\n",
1606 /* the buffer lists brightness levels available, brightness levels are
1607 * from 0 to 8 in the array, other values are used by ALS control.
1609 for (i
= 0; i
< 9 && i
< lvl_enum
->buffer
.length
; i
++) {
1611 brlvl
= *(lvl_enum
->buffer
.pointer
+ i
);
1612 dprintk("Brightness level: %d\n", brlvl
);
1622 props
->offset
= min
;
1623 props
->maxlvl
= max
;
1624 dprintk("Brightness levels: min=%d max=%d\n", props
->offset
,
1628 kfree(buffer
.pointer
);
1632 static void sony_nc_backlight_setup(void)
1635 int max_brightness
= 0;
1636 const struct backlight_ops
*ops
= NULL
;
1637 struct backlight_properties props
;
1639 if (sony_find_snc_handle(0x12f) != -1) {
1640 ops
= &sony_backlight_ng_ops
;
1641 sony_nc_backlight_ng_read_limits(0x12f, &sony_bl_props
);
1642 max_brightness
= sony_bl_props
.maxlvl
- sony_bl_props
.offset
;
1644 } else if (sony_find_snc_handle(0x137) != -1) {
1645 ops
= &sony_backlight_ng_ops
;
1646 sony_nc_backlight_ng_read_limits(0x137, &sony_bl_props
);
1647 max_brightness
= sony_bl_props
.maxlvl
- sony_bl_props
.offset
;
1649 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "GBRT",
1651 ops
= &sony_backlight_ops
;
1652 max_brightness
= SONY_MAX_BRIGHTNESS
- 1;
1657 memset(&props
, 0, sizeof(struct backlight_properties
));
1658 props
.type
= BACKLIGHT_PLATFORM
;
1659 props
.max_brightness
= max_brightness
;
1660 sony_bl_props
.dev
= backlight_device_register("sony", NULL
,
1664 if (IS_ERR(sony_bl_props
.dev
)) {
1665 pr_warn("unable to register backlight device\n");
1666 sony_bl_props
.dev
= NULL
;
1668 sony_bl_props
.dev
->props
.brightness
=
1669 ops
->get_brightness(sony_bl_props
.dev
);
1672 static void sony_nc_backlight_cleanup(void)
1674 if (sony_bl_props
.dev
)
1675 backlight_device_unregister(sony_bl_props
.dev
);
1678 static int sony_nc_add(struct acpi_device
*device
)
1683 struct sony_nc_value
*item
;
1685 pr_info("%s v%s\n", SONY_NC_DRIVER_NAME
, SONY_LAPTOP_DRIVER_VERSION
);
1687 sony_nc_acpi_device
= device
;
1688 strcpy(acpi_device_class(device
), "sony/hotkey");
1690 sony_nc_acpi_handle
= device
->handle
;
1692 /* read device status */
1693 result
= acpi_bus_get_status(device
);
1694 /* bail IFF the above call was successful and the device is not present */
1695 if (!result
&& !device
->status
.present
) {
1696 dprintk("Device not present\n");
1701 result
= sony_pf_add();
1706 status
= acpi_walk_namespace(ACPI_TYPE_METHOD
,
1707 sony_nc_acpi_handle
, 1, sony_walk_callback
,
1709 if (ACPI_FAILURE(status
)) {
1710 pr_warn("unable to walk acpi resources\n");
1716 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "ECON",
1718 if (acpi_callsetfunc(sony_nc_acpi_handle
, "ECON", 1, NULL
))
1719 dprintk("ECON Method failed\n");
1722 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "SN00",
1724 dprintk("Doing SNC setup\n");
1725 result
= sony_nc_handles_setup(sony_pf_device
);
1728 result
= sony_nc_kbd_backlight_setup(sony_pf_device
);
1731 sony_nc_function_setup(device
);
1732 sony_nc_rfkill_setup(device
);
1735 /* setup input devices and helper fifo */
1736 result
= sony_laptop_setup_input(device
);
1738 pr_err("Unable to create input devices\n");
1739 goto outkbdbacklight
;
1742 if (acpi_video_backlight_support()) {
1743 pr_info("brightness ignored, must be controlled by ACPI video driver\n");
1745 sony_nc_backlight_setup();
1748 /* create sony_pf sysfs attributes related to the SNC device */
1749 for (item
= sony_nc_values
; item
->name
; ++item
) {
1751 if (!debug
&& item
->debug
)
1754 /* find the available acpiget as described in the DSDT */
1755 for (; item
->acpiget
&& *item
->acpiget
; ++item
->acpiget
) {
1756 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
,
1759 dprintk("Found %s getter: %s\n",
1760 item
->name
, *item
->acpiget
);
1761 item
->devattr
.attr
.mode
|= S_IRUGO
;
1766 /* find the available acpiset as described in the DSDT */
1767 for (; item
->acpiset
&& *item
->acpiset
; ++item
->acpiset
) {
1768 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
,
1771 dprintk("Found %s setter: %s\n",
1772 item
->name
, *item
->acpiset
);
1773 item
->devattr
.attr
.mode
|= S_IWUSR
;
1778 if (item
->devattr
.attr
.mode
!= 0) {
1780 device_create_file(&sony_pf_device
->dev
,
1790 for (item
= sony_nc_values
; item
->name
; ++item
) {
1791 device_remove_file(&sony_pf_device
->dev
, &item
->devattr
);
1793 sony_nc_backlight_cleanup();
1795 sony_laptop_remove_input();
1798 sony_nc_kbd_backlight_cleanup(sony_pf_device
);
1801 sony_nc_handles_cleanup(sony_pf_device
);
1807 sony_nc_rfkill_cleanup();
1811 static int sony_nc_remove(struct acpi_device
*device
, int type
)
1813 struct sony_nc_value
*item
;
1815 sony_nc_backlight_cleanup();
1817 sony_nc_acpi_device
= NULL
;
1819 for (item
= sony_nc_values
; item
->name
; ++item
) {
1820 device_remove_file(&sony_pf_device
->dev
, &item
->devattr
);
1823 sony_nc_kbd_backlight_cleanup(sony_pf_device
);
1824 sony_nc_handles_cleanup(sony_pf_device
);
1826 sony_laptop_remove_input();
1827 sony_nc_rfkill_cleanup();
1828 dprintk(SONY_NC_DRIVER_NAME
" removed.\n");
1833 static const struct acpi_device_id sony_device_ids
[] = {
1838 MODULE_DEVICE_TABLE(acpi
, sony_device_ids
);
1840 static const struct acpi_device_id sony_nc_device_ids
[] = {
1845 static struct acpi_driver sony_nc_driver
= {
1846 .name
= SONY_NC_DRIVER_NAME
,
1847 .class = SONY_NC_CLASS
,
1848 .ids
= sony_nc_device_ids
,
1849 .owner
= THIS_MODULE
,
1852 .remove
= sony_nc_remove
,
1853 .resume
= sony_nc_resume
,
1854 .notify
= sony_nc_notify
,
1858 /*********** SPIC (SNY6001) Device ***********/
1860 #define SONYPI_DEVICE_TYPE1 0x00000001
1861 #define SONYPI_DEVICE_TYPE2 0x00000002
1862 #define SONYPI_DEVICE_TYPE3 0x00000004
1864 #define SONYPI_TYPE1_OFFSET 0x04
1865 #define SONYPI_TYPE2_OFFSET 0x12
1866 #define SONYPI_TYPE3_OFFSET 0x12
1868 struct sony_pic_ioport
{
1869 struct acpi_resource_io io1
;
1870 struct acpi_resource_io io2
;
1871 struct list_head list
;
1874 struct sony_pic_irq
{
1875 struct acpi_resource_irq irq
;
1876 struct list_head list
;
1879 struct sonypi_eventtypes
{
1882 struct sonypi_event
*events
;
1885 struct sony_pic_dev
{
1886 struct acpi_device
*acpi_dev
;
1887 struct sony_pic_irq
*cur_irq
;
1888 struct sony_pic_ioport
*cur_ioport
;
1889 struct list_head interrupts
;
1890 struct list_head ioports
;
1892 struct sonypi_eventtypes
*event_types
;
1893 int (*handle_irq
)(const u8
, const u8
);
1901 static struct sony_pic_dev spic_dev
= {
1902 .interrupts
= LIST_HEAD_INIT(spic_dev
.interrupts
),
1903 .ioports
= LIST_HEAD_INIT(spic_dev
.ioports
),
1906 static int spic_drv_registered
;
1909 #define SONYPI_JOGGER_MASK 0x00000001
1910 #define SONYPI_CAPTURE_MASK 0x00000002
1911 #define SONYPI_FNKEY_MASK 0x00000004
1912 #define SONYPI_BLUETOOTH_MASK 0x00000008
1913 #define SONYPI_PKEY_MASK 0x00000010
1914 #define SONYPI_BACK_MASK 0x00000020
1915 #define SONYPI_HELP_MASK 0x00000040
1916 #define SONYPI_LID_MASK 0x00000080
1917 #define SONYPI_ZOOM_MASK 0x00000100
1918 #define SONYPI_THUMBPHRASE_MASK 0x00000200
1919 #define SONYPI_MEYE_MASK 0x00000400
1920 #define SONYPI_MEMORYSTICK_MASK 0x00000800
1921 #define SONYPI_BATTERY_MASK 0x00001000
1922 #define SONYPI_WIRELESS_MASK 0x00002000
1924 struct sonypi_event
{
1929 /* The set of possible button release events */
1930 static struct sonypi_event sonypi_releaseev
[] = {
1931 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1935 /* The set of possible jogger events */
1936 static struct sonypi_event sonypi_joggerev
[] = {
1937 { 0x1f, SONYPI_EVENT_JOGDIAL_UP
},
1938 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN
},
1939 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED
},
1940 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED
},
1941 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP
},
1942 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN
},
1943 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED
},
1944 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED
},
1945 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP
},
1946 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN
},
1947 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED
},
1948 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED
},
1949 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED
},
1953 /* The set of possible capture button events */
1954 static struct sonypi_event sonypi_captureev
[] = {
1955 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED
},
1956 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED
},
1957 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED
},
1958 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED
},
1962 /* The set of possible fnkeys events */
1963 static struct sonypi_event sonypi_fnkeyev
[] = {
1964 { 0x10, SONYPI_EVENT_FNKEY_ESC
},
1965 { 0x11, SONYPI_EVENT_FNKEY_F1
},
1966 { 0x12, SONYPI_EVENT_FNKEY_F2
},
1967 { 0x13, SONYPI_EVENT_FNKEY_F3
},
1968 { 0x14, SONYPI_EVENT_FNKEY_F4
},
1969 { 0x15, SONYPI_EVENT_FNKEY_F5
},
1970 { 0x16, SONYPI_EVENT_FNKEY_F6
},
1971 { 0x17, SONYPI_EVENT_FNKEY_F7
},
1972 { 0x18, SONYPI_EVENT_FNKEY_F8
},
1973 { 0x19, SONYPI_EVENT_FNKEY_F9
},
1974 { 0x1a, SONYPI_EVENT_FNKEY_F10
},
1975 { 0x1b, SONYPI_EVENT_FNKEY_F11
},
1976 { 0x1c, SONYPI_EVENT_FNKEY_F12
},
1977 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED
},
1978 { 0x21, SONYPI_EVENT_FNKEY_1
},
1979 { 0x22, SONYPI_EVENT_FNKEY_2
},
1980 { 0x31, SONYPI_EVENT_FNKEY_D
},
1981 { 0x32, SONYPI_EVENT_FNKEY_E
},
1982 { 0x33, SONYPI_EVENT_FNKEY_F
},
1983 { 0x34, SONYPI_EVENT_FNKEY_S
},
1984 { 0x35, SONYPI_EVENT_FNKEY_B
},
1985 { 0x36, SONYPI_EVENT_FNKEY_ONLY
},
1989 /* The set of possible program key events */
1990 static struct sonypi_event sonypi_pkeyev
[] = {
1991 { 0x01, SONYPI_EVENT_PKEY_P1
},
1992 { 0x02, SONYPI_EVENT_PKEY_P2
},
1993 { 0x04, SONYPI_EVENT_PKEY_P3
},
1994 { 0x20, SONYPI_EVENT_PKEY_P1
},
1998 /* The set of possible bluetooth events */
1999 static struct sonypi_event sonypi_blueev
[] = {
2000 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED
},
2001 { 0x59, SONYPI_EVENT_BLUETOOTH_ON
},
2002 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF
},
2006 /* The set of possible wireless events */
2007 static struct sonypi_event sonypi_wlessev
[] = {
2008 { 0x59, SONYPI_EVENT_IGNORE
},
2009 { 0x5a, SONYPI_EVENT_IGNORE
},
2013 /* The set of possible back button events */
2014 static struct sonypi_event sonypi_backev
[] = {
2015 { 0x20, SONYPI_EVENT_BACK_PRESSED
},
2019 /* The set of possible help button events */
2020 static struct sonypi_event sonypi_helpev
[] = {
2021 { 0x3b, SONYPI_EVENT_HELP_PRESSED
},
2026 /* The set of possible lid events */
2027 static struct sonypi_event sonypi_lidev
[] = {
2028 { 0x51, SONYPI_EVENT_LID_CLOSED
},
2029 { 0x50, SONYPI_EVENT_LID_OPENED
},
2033 /* The set of possible zoom events */
2034 static struct sonypi_event sonypi_zoomev
[] = {
2035 { 0x39, SONYPI_EVENT_ZOOM_PRESSED
},
2036 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED
},
2037 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED
},
2038 { 0x04, SONYPI_EVENT_ZOOM_PRESSED
},
2042 /* The set of possible thumbphrase events */
2043 static struct sonypi_event sonypi_thumbphraseev
[] = {
2044 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED
},
2048 /* The set of possible motioneye camera events */
2049 static struct sonypi_event sonypi_meyeev
[] = {
2050 { 0x00, SONYPI_EVENT_MEYE_FACE
},
2051 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE
},
2055 /* The set of possible memorystick events */
2056 static struct sonypi_event sonypi_memorystickev
[] = {
2057 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT
},
2058 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT
},
2062 /* The set of possible battery events */
2063 static struct sonypi_event sonypi_batteryev
[] = {
2064 { 0x20, SONYPI_EVENT_BATTERY_INSERT
},
2065 { 0x30, SONYPI_EVENT_BATTERY_REMOVE
},
2069 /* The set of possible volume events */
2070 static struct sonypi_event sonypi_volumeev
[] = {
2071 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED
},
2072 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED
},
2076 /* The set of possible brightness events */
2077 static struct sonypi_event sonypi_brightnessev
[] = {
2078 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED
},
2082 static struct sonypi_eventtypes type1_events
[] = {
2083 { 0, 0xffffffff, sonypi_releaseev
},
2084 { 0x70, SONYPI_MEYE_MASK
, sonypi_meyeev
},
2085 { 0x30, SONYPI_LID_MASK
, sonypi_lidev
},
2086 { 0x60, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
2087 { 0x10, SONYPI_JOGGER_MASK
, sonypi_joggerev
},
2088 { 0x20, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
2089 { 0x30, SONYPI_BLUETOOTH_MASK
, sonypi_blueev
},
2090 { 0x40, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2091 { 0x30, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
2092 { 0x40, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
2095 static struct sonypi_eventtypes type2_events
[] = {
2096 { 0, 0xffffffff, sonypi_releaseev
},
2097 { 0x38, SONYPI_LID_MASK
, sonypi_lidev
},
2098 { 0x11, SONYPI_JOGGER_MASK
, sonypi_joggerev
},
2099 { 0x61, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
2100 { 0x21, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
2101 { 0x31, SONYPI_BLUETOOTH_MASK
, sonypi_blueev
},
2102 { 0x08, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2103 { 0x11, SONYPI_BACK_MASK
, sonypi_backev
},
2104 { 0x21, SONYPI_HELP_MASK
, sonypi_helpev
},
2105 { 0x21, SONYPI_ZOOM_MASK
, sonypi_zoomev
},
2106 { 0x20, SONYPI_THUMBPHRASE_MASK
, sonypi_thumbphraseev
},
2107 { 0x31, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
2108 { 0x41, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
2109 { 0x31, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2112 static struct sonypi_eventtypes type3_events
[] = {
2113 { 0, 0xffffffff, sonypi_releaseev
},
2114 { 0x21, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
2115 { 0x31, SONYPI_WIRELESS_MASK
, sonypi_wlessev
},
2116 { 0x31, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
2117 { 0x41, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
2118 { 0x31, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2119 { 0x05, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2120 { 0x05, SONYPI_ZOOM_MASK
, sonypi_zoomev
},
2121 { 0x05, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
2122 { 0x05, SONYPI_PKEY_MASK
, sonypi_volumeev
},
2123 { 0x05, SONYPI_PKEY_MASK
, sonypi_brightnessev
},
2127 /* low level spic calls */
2128 #define ITERATIONS_LONG 10000
2129 #define ITERATIONS_SHORT 10
2130 #define wait_on_command(command, iterations) { \
2131 unsigned int n = iterations; \
2132 while (--n && (command)) \
2135 dprintk("command failed at %s : %s (line %d)\n", \
2136 __FILE__, __func__, __LINE__); \
2139 static u8
sony_pic_call1(u8 dev
)
2143 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2145 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2146 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2147 v2
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2148 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev
, (v2
<< 8) | v1
);
2152 static u8
sony_pic_call2(u8 dev
, u8 fn
)
2156 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2158 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2159 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2161 outb(fn
, spic_dev
.cur_ioport
->io1
.minimum
);
2162 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2163 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev
, fn
, v1
);
2167 static u8
sony_pic_call3(u8 dev
, u8 fn
, u8 v
)
2171 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2172 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2173 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2174 outb(fn
, spic_dev
.cur_ioport
->io1
.minimum
);
2175 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2176 outb(v
, spic_dev
.cur_ioport
->io1
.minimum
);
2177 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2178 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
2184 * minidrivers for SPIC models
2186 static int type3_handle_irq(const u8 data_mask
, const u8 ev
)
2189 * 0x31 could mean we have to take some extra action and wait for
2190 * the next irq for some Type3 models, it will generate a new
2191 * irq and we can read new data from the device:
2192 * - 0x5c and 0x5f requires 0xA0
2193 * - 0x61 requires 0xB3
2195 if (data_mask
== 0x31) {
2196 if (ev
== 0x5c || ev
== 0x5f)
2197 sony_pic_call1(0xA0);
2198 else if (ev
== 0x61)
2199 sony_pic_call1(0xB3);
2205 static void sony_pic_detect_device_type(struct sony_pic_dev
*dev
)
2207 struct pci_dev
*pcidev
;
2209 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2210 PCI_DEVICE_ID_INTEL_82371AB_3
, NULL
);
2212 dev
->model
= SONYPI_DEVICE_TYPE1
;
2213 dev
->evport_offset
= SONYPI_TYPE1_OFFSET
;
2214 dev
->event_types
= type1_events
;
2218 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2219 PCI_DEVICE_ID_INTEL_ICH6_1
, NULL
);
2221 dev
->model
= SONYPI_DEVICE_TYPE2
;
2222 dev
->evport_offset
= SONYPI_TYPE2_OFFSET
;
2223 dev
->event_types
= type2_events
;
2227 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2228 PCI_DEVICE_ID_INTEL_ICH7_1
, NULL
);
2230 dev
->model
= SONYPI_DEVICE_TYPE3
;
2231 dev
->handle_irq
= type3_handle_irq
;
2232 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2233 dev
->event_types
= type3_events
;
2237 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2238 PCI_DEVICE_ID_INTEL_ICH8_4
, NULL
);
2240 dev
->model
= SONYPI_DEVICE_TYPE3
;
2241 dev
->handle_irq
= type3_handle_irq
;
2242 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2243 dev
->event_types
= type3_events
;
2247 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2248 PCI_DEVICE_ID_INTEL_ICH9_1
, NULL
);
2250 dev
->model
= SONYPI_DEVICE_TYPE3
;
2251 dev
->handle_irq
= type3_handle_irq
;
2252 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2253 dev
->event_types
= type3_events
;
2258 dev
->model
= SONYPI_DEVICE_TYPE2
;
2259 dev
->evport_offset
= SONYPI_TYPE2_OFFSET
;
2260 dev
->event_types
= type2_events
;
2264 pci_dev_put(pcidev
);
2266 pr_info("detected Type%d model\n",
2267 dev
->model
== SONYPI_DEVICE_TYPE1
? 1 :
2268 dev
->model
== SONYPI_DEVICE_TYPE2
? 2 : 3);
2271 /* camera tests and poweron/poweroff */
2272 #define SONYPI_CAMERA_PICTURE 5
2273 #define SONYPI_CAMERA_CONTROL 0x10
2275 #define SONYPI_CAMERA_BRIGHTNESS 0
2276 #define SONYPI_CAMERA_CONTRAST 1
2277 #define SONYPI_CAMERA_HUE 2
2278 #define SONYPI_CAMERA_COLOR 3
2279 #define SONYPI_CAMERA_SHARPNESS 4
2281 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
2282 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
2283 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
2284 #define SONYPI_CAMERA_MUTE_MASK 0x40
2286 /* the rest don't need a loop until not 0xff */
2287 #define SONYPI_CAMERA_AGC 6
2288 #define SONYPI_CAMERA_AGC_MASK 0x30
2289 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
2291 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
2292 #define SONYPI_CAMERA_CONTROL 0x10
2294 #define SONYPI_CAMERA_STATUS 7
2295 #define SONYPI_CAMERA_STATUS_READY 0x2
2296 #define SONYPI_CAMERA_STATUS_POSITION 0x4
2298 #define SONYPI_DIRECTION_BACKWARDS 0x4
2300 #define SONYPI_CAMERA_REVISION 8
2301 #define SONYPI_CAMERA_ROMVERSION 9
2303 static int __sony_pic_camera_ready(void)
2307 v
= sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS
);
2308 return (v
!= 0xff && (v
& SONYPI_CAMERA_STATUS_READY
));
2311 static int __sony_pic_camera_off(void)
2314 pr_warn("camera control not enabled\n");
2318 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE
,
2319 SONYPI_CAMERA_MUTE_MASK
),
2322 if (spic_dev
.camera_power
) {
2323 sony_pic_call2(0x91, 0);
2324 spic_dev
.camera_power
= 0;
2329 static int __sony_pic_camera_on(void)
2334 pr_warn("camera control not enabled\n");
2338 if (spic_dev
.camera_power
)
2341 for (j
= 5; j
> 0; j
--) {
2343 for (x
= 0; x
< 100 && sony_pic_call2(0x91, 0x1); x
++)
2345 sony_pic_call1(0x93);
2347 for (i
= 400; i
> 0; i
--) {
2348 if (__sony_pic_camera_ready())
2357 pr_warn("failed to power on camera\n");
2361 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL
,
2365 spic_dev
.camera_power
= 1;
2369 /* External camera command (exported to the motion eye v4l driver) */
2370 int sony_pic_camera_command(int command
, u8 value
)
2375 mutex_lock(&spic_dev
.lock
);
2378 case SONY_PIC_COMMAND_SETCAMERA
:
2380 __sony_pic_camera_on();
2382 __sony_pic_camera_off();
2384 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS
:
2385 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS
, value
),
2388 case SONY_PIC_COMMAND_SETCAMERACONTRAST
:
2389 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST
, value
),
2392 case SONY_PIC_COMMAND_SETCAMERAHUE
:
2393 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE
, value
),
2396 case SONY_PIC_COMMAND_SETCAMERACOLOR
:
2397 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR
, value
),
2400 case SONY_PIC_COMMAND_SETCAMERASHARPNESS
:
2401 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS
, value
),
2404 case SONY_PIC_COMMAND_SETCAMERAPICTURE
:
2405 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE
, value
),
2408 case SONY_PIC_COMMAND_SETCAMERAAGC
:
2409 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC
, value
),
2413 pr_err("sony_pic_camera_command invalid: %d\n", command
);
2416 mutex_unlock(&spic_dev
.lock
);
2419 EXPORT_SYMBOL(sony_pic_camera_command
);
2421 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
2422 static void __sony_pic_set_wwanpower(u8 state
)
2425 if (spic_dev
.wwan_power
== state
)
2427 sony_pic_call2(0xB0, state
);
2428 sony_pic_call1(0x82);
2429 spic_dev
.wwan_power
= state
;
2432 static ssize_t
sony_pic_wwanpower_store(struct device
*dev
,
2433 struct device_attribute
*attr
,
2434 const char *buffer
, size_t count
)
2436 unsigned long value
;
2440 value
= simple_strtoul(buffer
, NULL
, 10);
2441 mutex_lock(&spic_dev
.lock
);
2442 __sony_pic_set_wwanpower(value
);
2443 mutex_unlock(&spic_dev
.lock
);
2448 static ssize_t
sony_pic_wwanpower_show(struct device
*dev
,
2449 struct device_attribute
*attr
, char *buffer
)
2452 mutex_lock(&spic_dev
.lock
);
2453 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", spic_dev
.wwan_power
);
2454 mutex_unlock(&spic_dev
.lock
);
2458 /* bluetooth subsystem power state */
2459 static void __sony_pic_set_bluetoothpower(u8 state
)
2462 if (spic_dev
.bluetooth_power
== state
)
2464 sony_pic_call2(0x96, state
);
2465 sony_pic_call1(0x82);
2466 spic_dev
.bluetooth_power
= state
;
2469 static ssize_t
sony_pic_bluetoothpower_store(struct device
*dev
,
2470 struct device_attribute
*attr
,
2471 const char *buffer
, size_t count
)
2473 unsigned long value
;
2477 value
= simple_strtoul(buffer
, NULL
, 10);
2478 mutex_lock(&spic_dev
.lock
);
2479 __sony_pic_set_bluetoothpower(value
);
2480 mutex_unlock(&spic_dev
.lock
);
2485 static ssize_t
sony_pic_bluetoothpower_show(struct device
*dev
,
2486 struct device_attribute
*attr
, char *buffer
)
2489 mutex_lock(&spic_dev
.lock
);
2490 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", spic_dev
.bluetooth_power
);
2491 mutex_unlock(&spic_dev
.lock
);
2496 /* FAN0 information (reverse engineered from ACPI tables) */
2497 #define SONY_PIC_FAN0_STATUS 0x93
2498 static int sony_pic_set_fanspeed(unsigned long value
)
2500 return ec_write(SONY_PIC_FAN0_STATUS
, value
);
2503 static int sony_pic_get_fanspeed(u8
*value
)
2505 return ec_read(SONY_PIC_FAN0_STATUS
, value
);
2508 static ssize_t
sony_pic_fanspeed_store(struct device
*dev
,
2509 struct device_attribute
*attr
,
2510 const char *buffer
, size_t count
)
2512 unsigned long value
;
2516 value
= simple_strtoul(buffer
, NULL
, 10);
2517 if (sony_pic_set_fanspeed(value
))
2523 static ssize_t
sony_pic_fanspeed_show(struct device
*dev
,
2524 struct device_attribute
*attr
, char *buffer
)
2527 if (sony_pic_get_fanspeed(&value
))
2530 return snprintf(buffer
, PAGE_SIZE
, "%d\n", value
);
2533 #define SPIC_ATTR(_name, _mode) \
2534 struct device_attribute spic_attr_##_name = __ATTR(_name, \
2535 _mode, sony_pic_## _name ##_show, \
2536 sony_pic_## _name ##_store)
2538 static SPIC_ATTR(bluetoothpower
, 0644);
2539 static SPIC_ATTR(wwanpower
, 0644);
2540 static SPIC_ATTR(fanspeed
, 0644);
2542 static struct attribute
*spic_attributes
[] = {
2543 &spic_attr_bluetoothpower
.attr
,
2544 &spic_attr_wwanpower
.attr
,
2545 &spic_attr_fanspeed
.attr
,
2549 static struct attribute_group spic_attribute_group
= {
2550 .attrs
= spic_attributes
2553 /******** SONYPI compatibility **********/
2554 #ifdef CONFIG_SONYPI_COMPAT
2556 /* battery / brightness / temperature addresses */
2557 #define SONYPI_BAT_FLAGS 0x81
2558 #define SONYPI_LCD_LIGHT 0x96
2559 #define SONYPI_BAT1_PCTRM 0xa0
2560 #define SONYPI_BAT1_LEFT 0xa2
2561 #define SONYPI_BAT1_MAXRT 0xa4
2562 #define SONYPI_BAT2_PCTRM 0xa8
2563 #define SONYPI_BAT2_LEFT 0xaa
2564 #define SONYPI_BAT2_MAXRT 0xac
2565 #define SONYPI_BAT1_MAXTK 0xb0
2566 #define SONYPI_BAT1_FULL 0xb2
2567 #define SONYPI_BAT2_MAXTK 0xb8
2568 #define SONYPI_BAT2_FULL 0xba
2569 #define SONYPI_TEMP_STATUS 0xC1
2571 struct sonypi_compat_s
{
2572 struct fasync_struct
*fifo_async
;
2574 spinlock_t fifo_lock
;
2575 wait_queue_head_t fifo_proc_list
;
2576 atomic_t open_count
;
2578 static struct sonypi_compat_s sonypi_compat
= {
2579 .open_count
= ATOMIC_INIT(0),
2582 static int sonypi_misc_fasync(int fd
, struct file
*filp
, int on
)
2584 return fasync_helper(fd
, filp
, on
, &sonypi_compat
.fifo_async
);
2587 static int sonypi_misc_release(struct inode
*inode
, struct file
*file
)
2589 atomic_dec(&sonypi_compat
.open_count
);
2593 static int sonypi_misc_open(struct inode
*inode
, struct file
*file
)
2595 /* Flush input queue on first open */
2596 unsigned long flags
;
2598 spin_lock_irqsave(&sonypi_compat
.fifo_lock
, flags
);
2600 if (atomic_inc_return(&sonypi_compat
.open_count
) == 1)
2601 kfifo_reset(&sonypi_compat
.fifo
);
2603 spin_unlock_irqrestore(&sonypi_compat
.fifo_lock
, flags
);
2608 static ssize_t
sonypi_misc_read(struct file
*file
, char __user
*buf
,
2609 size_t count
, loff_t
*pos
)
2614 if ((kfifo_len(&sonypi_compat
.fifo
) == 0) &&
2615 (file
->f_flags
& O_NONBLOCK
))
2618 ret
= wait_event_interruptible(sonypi_compat
.fifo_proc_list
,
2619 kfifo_len(&sonypi_compat
.fifo
) != 0);
2623 while (ret
< count
&&
2624 (kfifo_out_locked(&sonypi_compat
.fifo
, &c
, sizeof(c
),
2625 &sonypi_compat
.fifo_lock
) == sizeof(c
))) {
2626 if (put_user(c
, buf
++))
2632 struct inode
*inode
= file
->f_path
.dentry
->d_inode
;
2633 inode
->i_atime
= current_fs_time(inode
->i_sb
);
2639 static unsigned int sonypi_misc_poll(struct file
*file
, poll_table
*wait
)
2641 poll_wait(file
, &sonypi_compat
.fifo_proc_list
, wait
);
2642 if (kfifo_len(&sonypi_compat
.fifo
))
2643 return POLLIN
| POLLRDNORM
;
2647 static int ec_read16(u8 addr
, u16
*value
)
2650 if (ec_read(addr
, &val_lb
))
2652 if (ec_read(addr
+ 1, &val_hb
))
2654 *value
= val_lb
| (val_hb
<< 8);
2658 static long sonypi_misc_ioctl(struct file
*fp
, unsigned int cmd
,
2662 void __user
*argp
= (void __user
*)arg
;
2667 mutex_lock(&spic_dev
.lock
);
2669 case SONYPI_IOCGBRT
:
2670 if (sony_bl_props
.dev
== NULL
) {
2674 if (acpi_callgetfunc(sony_nc_acpi_handle
, "GBRT", &value
)) {
2678 val8
= ((value
& 0xff) - 1) << 5;
2679 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2682 case SONYPI_IOCSBRT
:
2683 if (sony_bl_props
.dev
== NULL
) {
2687 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2691 if (acpi_callsetfunc(sony_nc_acpi_handle
, "SBRT",
2692 (val8
>> 5) + 1, NULL
)) {
2696 /* sync the backlight device status */
2697 sony_bl_props
.dev
->props
.brightness
=
2698 sony_backlight_get_brightness(sony_bl_props
.dev
);
2700 case SONYPI_IOCGBAT1CAP
:
2701 if (ec_read16(SONYPI_BAT1_FULL
, &val16
)) {
2705 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2708 case SONYPI_IOCGBAT1REM
:
2709 if (ec_read16(SONYPI_BAT1_LEFT
, &val16
)) {
2713 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2716 case SONYPI_IOCGBAT2CAP
:
2717 if (ec_read16(SONYPI_BAT2_FULL
, &val16
)) {
2721 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2724 case SONYPI_IOCGBAT2REM
:
2725 if (ec_read16(SONYPI_BAT2_LEFT
, &val16
)) {
2729 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2732 case SONYPI_IOCGBATFLAGS
:
2733 if (ec_read(SONYPI_BAT_FLAGS
, &val8
)) {
2738 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2741 case SONYPI_IOCGBLUE
:
2742 val8
= spic_dev
.bluetooth_power
;
2743 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2746 case SONYPI_IOCSBLUE
:
2747 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2751 __sony_pic_set_bluetoothpower(val8
);
2754 case SONYPI_IOCGFAN
:
2755 if (sony_pic_get_fanspeed(&val8
)) {
2759 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2762 case SONYPI_IOCSFAN
:
2763 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2767 if (sony_pic_set_fanspeed(val8
))
2770 /* GET Temperature (useful under APM) */
2771 case SONYPI_IOCGTEMP
:
2772 if (ec_read(SONYPI_TEMP_STATUS
, &val8
)) {
2776 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2782 mutex_unlock(&spic_dev
.lock
);
2786 static const struct file_operations sonypi_misc_fops
= {
2787 .owner
= THIS_MODULE
,
2788 .read
= sonypi_misc_read
,
2789 .poll
= sonypi_misc_poll
,
2790 .open
= sonypi_misc_open
,
2791 .release
= sonypi_misc_release
,
2792 .fasync
= sonypi_misc_fasync
,
2793 .unlocked_ioctl
= sonypi_misc_ioctl
,
2794 .llseek
= noop_llseek
,
2797 static struct miscdevice sonypi_misc_device
= {
2798 .minor
= MISC_DYNAMIC_MINOR
,
2800 .fops
= &sonypi_misc_fops
,
2803 static void sonypi_compat_report_event(u8 event
)
2805 kfifo_in_locked(&sonypi_compat
.fifo
, (unsigned char *)&event
,
2806 sizeof(event
), &sonypi_compat
.fifo_lock
);
2807 kill_fasync(&sonypi_compat
.fifo_async
, SIGIO
, POLL_IN
);
2808 wake_up_interruptible(&sonypi_compat
.fifo_proc_list
);
2811 static int sonypi_compat_init(void)
2815 spin_lock_init(&sonypi_compat
.fifo_lock
);
2817 kfifo_alloc(&sonypi_compat
.fifo
, SONY_LAPTOP_BUF_SIZE
, GFP_KERNEL
);
2819 pr_err("kfifo_alloc failed\n");
2823 init_waitqueue_head(&sonypi_compat
.fifo_proc_list
);
2826 sonypi_misc_device
.minor
= minor
;
2827 error
= misc_register(&sonypi_misc_device
);
2829 pr_err("misc_register failed\n");
2830 goto err_free_kfifo
;
2833 pr_info("device allocated minor is %d\n",
2834 sonypi_misc_device
.minor
);
2839 kfifo_free(&sonypi_compat
.fifo
);
2843 static void sonypi_compat_exit(void)
2845 misc_deregister(&sonypi_misc_device
);
2846 kfifo_free(&sonypi_compat
.fifo
);
2849 static int sonypi_compat_init(void) { return 0; }
2850 static void sonypi_compat_exit(void) { }
2851 static void sonypi_compat_report_event(u8 event
) { }
2852 #endif /* CONFIG_SONYPI_COMPAT */
2858 sony_pic_read_possible_resource(struct acpi_resource
*resource
, void *context
)
2861 struct sony_pic_dev
*dev
= (struct sony_pic_dev
*)context
;
2863 switch (resource
->type
) {
2864 case ACPI_RESOURCE_TYPE_START_DEPENDENT
:
2866 /* start IO enumeration */
2867 struct sony_pic_ioport
*ioport
= kzalloc(sizeof(*ioport
), GFP_KERNEL
);
2871 list_add(&ioport
->list
, &dev
->ioports
);
2875 case ACPI_RESOURCE_TYPE_END_DEPENDENT
:
2876 /* end IO enumeration */
2879 case ACPI_RESOURCE_TYPE_IRQ
:
2881 struct acpi_resource_irq
*p
= &resource
->data
.irq
;
2882 struct sony_pic_irq
*interrupt
= NULL
;
2883 if (!p
|| !p
->interrupt_count
) {
2885 * IRQ descriptors may have no IRQ# bits set,
2886 * particularly those those w/ _STA disabled
2888 dprintk("Blank IRQ resource\n");
2891 for (i
= 0; i
< p
->interrupt_count
; i
++) {
2892 if (!p
->interrupts
[i
]) {
2893 pr_warn("Invalid IRQ %d\n",
2897 interrupt
= kzalloc(sizeof(*interrupt
),
2902 list_add(&interrupt
->list
, &dev
->interrupts
);
2903 interrupt
->irq
.triggering
= p
->triggering
;
2904 interrupt
->irq
.polarity
= p
->polarity
;
2905 interrupt
->irq
.sharable
= p
->sharable
;
2906 interrupt
->irq
.interrupt_count
= 1;
2907 interrupt
->irq
.interrupts
[0] = p
->interrupts
[i
];
2911 case ACPI_RESOURCE_TYPE_IO
:
2913 struct acpi_resource_io
*io
= &resource
->data
.io
;
2914 struct sony_pic_ioport
*ioport
=
2915 list_first_entry(&dev
->ioports
, struct sony_pic_ioport
, list
);
2917 dprintk("Blank IO resource\n");
2921 if (!ioport
->io1
.minimum
) {
2922 memcpy(&ioport
->io1
, io
, sizeof(*io
));
2923 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport
->io1
.minimum
,
2924 ioport
->io1
.address_length
);
2926 else if (!ioport
->io2
.minimum
) {
2927 memcpy(&ioport
->io2
, io
, sizeof(*io
));
2928 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport
->io2
.minimum
,
2929 ioport
->io2
.address_length
);
2932 pr_err("Unknown SPIC Type, more than 2 IO Ports\n");
2938 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2941 case ACPI_RESOURCE_TYPE_END_TAG
:
2944 return AE_CTRL_TERMINATE
;
2947 static int sony_pic_possible_resources(struct acpi_device
*device
)
2950 acpi_status status
= AE_OK
;
2955 /* get device status */
2956 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2957 dprintk("Evaluating _STA\n");
2958 result
= acpi_bus_get_status(device
);
2960 pr_warn("Unable to read status\n");
2964 if (!device
->status
.enabled
)
2965 dprintk("Device disabled\n");
2967 dprintk("Device enabled\n");
2970 * Query and parse 'method'
2972 dprintk("Evaluating %s\n", METHOD_NAME__PRS
);
2973 status
= acpi_walk_resources(device
->handle
, METHOD_NAME__PRS
,
2974 sony_pic_read_possible_resource
, &spic_dev
);
2975 if (ACPI_FAILURE(status
)) {
2976 pr_warn("Failure evaluating %s\n", METHOD_NAME__PRS
);
2984 * Disable the spic device by calling its _DIS method
2986 static int sony_pic_disable(struct acpi_device
*device
)
2988 acpi_status ret
= acpi_evaluate_object(device
->handle
, "_DIS", NULL
,
2991 if (ACPI_FAILURE(ret
) && ret
!= AE_NOT_FOUND
)
2994 dprintk("Device disabled\n");
3000 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
3002 * Call _SRS to set current resources
3004 static int sony_pic_enable(struct acpi_device
*device
,
3005 struct sony_pic_ioport
*ioport
, struct sony_pic_irq
*irq
)
3009 /* Type 1 resource layout is:
3015 * Type 2 and 3 resource layout is:
3021 struct acpi_resource res1
;
3022 struct acpi_resource res2
;
3023 struct acpi_resource res3
;
3024 struct acpi_resource res4
;
3026 struct acpi_buffer buffer
= { 0, NULL
};
3028 if (!ioport
|| !irq
)
3031 /* init acpi_buffer */
3032 resource
= kzalloc(sizeof(*resource
) + 1, GFP_KERNEL
);
3036 buffer
.length
= sizeof(*resource
) + 1;
3037 buffer
.pointer
= resource
;
3039 /* setup Type 1 resources */
3040 if (spic_dev
.model
== SONYPI_DEVICE_TYPE1
) {
3042 /* setup io resources */
3043 resource
->res1
.type
= ACPI_RESOURCE_TYPE_IO
;
3044 resource
->res1
.length
= sizeof(struct acpi_resource
);
3045 memcpy(&resource
->res1
.data
.io
, &ioport
->io1
,
3046 sizeof(struct acpi_resource_io
));
3048 resource
->res2
.type
= ACPI_RESOURCE_TYPE_IO
;
3049 resource
->res2
.length
= sizeof(struct acpi_resource
);
3050 memcpy(&resource
->res2
.data
.io
, &ioport
->io2
,
3051 sizeof(struct acpi_resource_io
));
3053 /* setup irq resource */
3054 resource
->res3
.type
= ACPI_RESOURCE_TYPE_IRQ
;
3055 resource
->res3
.length
= sizeof(struct acpi_resource
);
3056 memcpy(&resource
->res3
.data
.irq
, &irq
->irq
,
3057 sizeof(struct acpi_resource_irq
));
3058 /* we requested a shared irq */
3059 resource
->res3
.data
.irq
.sharable
= ACPI_SHARED
;
3061 resource
->res4
.type
= ACPI_RESOURCE_TYPE_END_TAG
;
3064 /* setup Type 2/3 resources */
3066 /* setup io resource */
3067 resource
->res1
.type
= ACPI_RESOURCE_TYPE_IO
;
3068 resource
->res1
.length
= sizeof(struct acpi_resource
);
3069 memcpy(&resource
->res1
.data
.io
, &ioport
->io1
,
3070 sizeof(struct acpi_resource_io
));
3072 /* setup irq resource */
3073 resource
->res2
.type
= ACPI_RESOURCE_TYPE_IRQ
;
3074 resource
->res2
.length
= sizeof(struct acpi_resource
);
3075 memcpy(&resource
->res2
.data
.irq
, &irq
->irq
,
3076 sizeof(struct acpi_resource_irq
));
3077 /* we requested a shared irq */
3078 resource
->res2
.data
.irq
.sharable
= ACPI_SHARED
;
3080 resource
->res3
.type
= ACPI_RESOURCE_TYPE_END_TAG
;
3083 /* Attempt to set the resource */
3084 dprintk("Evaluating _SRS\n");
3085 status
= acpi_set_current_resources(device
->handle
, &buffer
);
3087 /* check for total failure */
3088 if (ACPI_FAILURE(status
)) {
3089 pr_err("Error evaluating _SRS\n");
3094 /* Necessary device initializations calls (from sonypi) */
3095 sony_pic_call1(0x82);
3096 sony_pic_call2(0x81, 0xff);
3097 sony_pic_call1(compat
? 0x92 : 0x82);
3106 * ISR: some event is available
3109 static irqreturn_t
sony_pic_irq(int irq
, void *dev_id
)
3114 u8 device_event
= 0;
3116 struct sony_pic_dev
*dev
= (struct sony_pic_dev
*) dev_id
;
3118 ev
= inb_p(dev
->cur_ioport
->io1
.minimum
);
3119 if (dev
->cur_ioport
->io2
.minimum
)
3120 data_mask
= inb_p(dev
->cur_ioport
->io2
.minimum
);
3122 data_mask
= inb_p(dev
->cur_ioport
->io1
.minimum
+
3123 dev
->evport_offset
);
3125 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
3126 ev
, data_mask
, dev
->cur_ioport
->io1
.minimum
,
3127 dev
->evport_offset
);
3129 if (ev
== 0x00 || ev
== 0xff)
3132 for (i
= 0; dev
->event_types
[i
].mask
; i
++) {
3134 if ((data_mask
& dev
->event_types
[i
].data
) !=
3135 dev
->event_types
[i
].data
)
3138 if (!(mask
& dev
->event_types
[i
].mask
))
3141 for (j
= 0; dev
->event_types
[i
].events
[j
].event
; j
++) {
3142 if (ev
== dev
->event_types
[i
].events
[j
].data
) {
3144 dev
->event_types
[i
].events
[j
].event
;
3145 /* some events may require ignoring */
3152 /* Still not able to decode the event try to pass
3153 * it over to the minidriver
3155 if (dev
->handle_irq
&& dev
->handle_irq(data_mask
, ev
) == 0)
3158 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
3159 ev
, data_mask
, dev
->cur_ioport
->io1
.minimum
,
3160 dev
->evport_offset
);
3164 sony_laptop_report_input_event(device_event
);
3165 acpi_bus_generate_proc_event(dev
->acpi_dev
, 1, device_event
);
3166 sonypi_compat_report_event(device_event
);
3175 static int sony_pic_remove(struct acpi_device
*device
, int type
)
3177 struct sony_pic_ioport
*io
, *tmp_io
;
3178 struct sony_pic_irq
*irq
, *tmp_irq
;
3180 if (sony_pic_disable(device
)) {
3181 pr_err("Couldn't disable device\n");
3185 free_irq(spic_dev
.cur_irq
->irq
.interrupts
[0], &spic_dev
);
3186 release_region(spic_dev
.cur_ioport
->io1
.minimum
,
3187 spic_dev
.cur_ioport
->io1
.address_length
);
3188 if (spic_dev
.cur_ioport
->io2
.minimum
)
3189 release_region(spic_dev
.cur_ioport
->io2
.minimum
,
3190 spic_dev
.cur_ioport
->io2
.address_length
);
3192 sonypi_compat_exit();
3194 sony_laptop_remove_input();
3197 sysfs_remove_group(&sony_pf_device
->dev
.kobj
, &spic_attribute_group
);
3200 list_for_each_entry_safe(io
, tmp_io
, &spic_dev
.ioports
, list
) {
3201 list_del(&io
->list
);
3204 list_for_each_entry_safe(irq
, tmp_irq
, &spic_dev
.interrupts
, list
) {
3205 list_del(&irq
->list
);
3208 spic_dev
.cur_ioport
= NULL
;
3209 spic_dev
.cur_irq
= NULL
;
3211 dprintk(SONY_PIC_DRIVER_NAME
" removed.\n");
3215 static int sony_pic_add(struct acpi_device
*device
)
3218 struct sony_pic_ioport
*io
, *tmp_io
;
3219 struct sony_pic_irq
*irq
, *tmp_irq
;
3221 pr_info("%s v%s\n", SONY_PIC_DRIVER_NAME
, SONY_LAPTOP_DRIVER_VERSION
);
3223 spic_dev
.acpi_dev
= device
;
3224 strcpy(acpi_device_class(device
), "sony/hotkey");
3225 sony_pic_detect_device_type(&spic_dev
);
3226 mutex_init(&spic_dev
.lock
);
3228 /* read _PRS resources */
3229 result
= sony_pic_possible_resources(device
);
3231 pr_err("Unable to read possible resources\n");
3232 goto err_free_resources
;
3235 /* setup input devices and helper fifo */
3236 result
= sony_laptop_setup_input(device
);
3238 pr_err("Unable to create input devices\n");
3239 goto err_free_resources
;
3242 if (sonypi_compat_init())
3243 goto err_remove_input
;
3245 /* request io port */
3246 list_for_each_entry_reverse(io
, &spic_dev
.ioports
, list
) {
3247 if (request_region(io
->io1
.minimum
, io
->io1
.address_length
,
3248 "Sony Programmable I/O Device")) {
3249 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
3250 io
->io1
.minimum
, io
->io1
.maximum
,
3251 io
->io1
.address_length
);
3252 /* Type 1 have 2 ioports */
3253 if (io
->io2
.minimum
) {
3254 if (request_region(io
->io2
.minimum
,
3255 io
->io2
.address_length
,
3256 "Sony Programmable I/O Device")) {
3257 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
3258 io
->io2
.minimum
, io
->io2
.maximum
,
3259 io
->io2
.address_length
);
3260 spic_dev
.cur_ioport
= io
;
3264 dprintk("Unable to get I/O port2: "
3265 "0x%.4x (0x%.4x) + 0x%.2x\n",
3266 io
->io2
.minimum
, io
->io2
.maximum
,
3267 io
->io2
.address_length
);
3268 release_region(io
->io1
.minimum
,
3269 io
->io1
.address_length
);
3273 spic_dev
.cur_ioport
= io
;
3278 if (!spic_dev
.cur_ioport
) {
3279 pr_err("Failed to request_region\n");
3281 goto err_remove_compat
;
3285 list_for_each_entry_reverse(irq
, &spic_dev
.interrupts
, list
) {
3286 if (!request_irq(irq
->irq
.interrupts
[0], sony_pic_irq
,
3287 0, "sony-laptop", &spic_dev
)) {
3288 dprintk("IRQ: %d - triggering: %d - "
3289 "polarity: %d - shr: %d\n",
3290 irq
->irq
.interrupts
[0],
3291 irq
->irq
.triggering
,
3294 spic_dev
.cur_irq
= irq
;
3298 if (!spic_dev
.cur_irq
) {
3299 pr_err("Failed to request_irq\n");
3301 goto err_release_region
;
3304 /* set resource status _SRS */
3305 result
= sony_pic_enable(device
, spic_dev
.cur_ioport
, spic_dev
.cur_irq
);
3307 pr_err("Couldn't enable device\n");
3311 spic_dev
.bluetooth_power
= -1;
3312 /* create device attributes */
3313 result
= sony_pf_add();
3315 goto err_disable_device
;
3317 result
= sysfs_create_group(&sony_pf_device
->dev
.kobj
, &spic_attribute_group
);
3327 sony_pic_disable(device
);
3330 free_irq(spic_dev
.cur_irq
->irq
.interrupts
[0], &spic_dev
);
3333 release_region(spic_dev
.cur_ioport
->io1
.minimum
,
3334 spic_dev
.cur_ioport
->io1
.address_length
);
3335 if (spic_dev
.cur_ioport
->io2
.minimum
)
3336 release_region(spic_dev
.cur_ioport
->io2
.minimum
,
3337 spic_dev
.cur_ioport
->io2
.address_length
);
3340 sonypi_compat_exit();
3343 sony_laptop_remove_input();
3346 list_for_each_entry_safe(io
, tmp_io
, &spic_dev
.ioports
, list
) {
3347 list_del(&io
->list
);
3350 list_for_each_entry_safe(irq
, tmp_irq
, &spic_dev
.interrupts
, list
) {
3351 list_del(&irq
->list
);
3354 spic_dev
.cur_ioport
= NULL
;
3355 spic_dev
.cur_irq
= NULL
;
3360 static int sony_pic_suspend(struct acpi_device
*device
, pm_message_t state
)
3362 if (sony_pic_disable(device
))
3367 static int sony_pic_resume(struct acpi_device
*device
)
3369 sony_pic_enable(device
, spic_dev
.cur_ioport
, spic_dev
.cur_irq
);
3373 static const struct acpi_device_id sony_pic_device_ids
[] = {
3378 static struct acpi_driver sony_pic_driver
= {
3379 .name
= SONY_PIC_DRIVER_NAME
,
3380 .class = SONY_PIC_CLASS
,
3381 .ids
= sony_pic_device_ids
,
3382 .owner
= THIS_MODULE
,
3384 .add
= sony_pic_add
,
3385 .remove
= sony_pic_remove
,
3386 .suspend
= sony_pic_suspend
,
3387 .resume
= sony_pic_resume
,
3391 static struct dmi_system_id __initdata sonypi_dmi_table
[] = {
3393 .ident
= "Sony Vaio",
3395 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
3396 DMI_MATCH(DMI_PRODUCT_NAME
, "PCG-"),
3400 .ident
= "Sony Vaio",
3402 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
3403 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-"),
3409 static int __init
sony_laptop_init(void)
3413 if (!no_spic
&& dmi_check_system(sonypi_dmi_table
)) {
3414 result
= acpi_bus_register_driver(&sony_pic_driver
);
3416 pr_err("Unable to register SPIC driver\n");
3419 spic_drv_registered
= 1;
3422 result
= acpi_bus_register_driver(&sony_nc_driver
);
3424 pr_err("Unable to register SNC driver\n");
3425 goto out_unregister_pic
;
3431 if (spic_drv_registered
)
3432 acpi_bus_unregister_driver(&sony_pic_driver
);
3437 static void __exit
sony_laptop_exit(void)
3439 acpi_bus_unregister_driver(&sony_nc_driver
);
3440 if (spic_drv_registered
)
3441 acpi_bus_unregister_driver(&sony_pic_driver
);
3444 module_init(sony_laptop_init
);
3445 module_exit(sony_laptop_exit
);