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 <linux/slab.h>
62 #include <acpi/acpi_drivers.h>
63 #include <acpi/acpi_bus.h>
64 #include <asm/uaccess.h>
65 #include <linux/sonypi.h>
66 #include <linux/sony-laptop.h>
67 #include <linux/rfkill.h>
68 #ifdef CONFIG_SONYPI_COMPAT
69 #include <linux/poll.h>
70 #include <linux/miscdevice.h>
73 #define DRV_PFX "sony-laptop: "
74 #define dprintk(msg...) do { \
76 pr_warn(DRV_PFX msg); \
79 #define SONY_LAPTOP_DRIVER_VERSION "0.6"
81 #define SONY_NC_CLASS "sony-nc"
82 #define SONY_NC_HID "SNY5001"
83 #define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
85 #define SONY_PIC_CLASS "sony-pic"
86 #define SONY_PIC_HID "SNY6001"
87 #define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
89 MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
90 MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
91 MODULE_LICENSE("GPL");
92 MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION
);
95 module_param(debug
, int, 0);
96 MODULE_PARM_DESC(debug
, "set this to 1 (and RTFM) if you want to help "
97 "the development of this driver");
99 static int no_spic
; /* = 0 */
100 module_param(no_spic
, int, 0444);
101 MODULE_PARM_DESC(no_spic
,
102 "set this if you don't want to enable the SPIC device");
104 static int compat
; /* = 0 */
105 module_param(compat
, int, 0444);
106 MODULE_PARM_DESC(compat
,
107 "set this if you want to enable backward compatibility mode");
109 static unsigned long mask
= 0xffffffff;
110 module_param(mask
, ulong
, 0644);
111 MODULE_PARM_DESC(mask
,
112 "set this to the mask of event you want to enable (see doc)");
114 static int camera
; /* = 0 */
115 module_param(camera
, int, 0444);
116 MODULE_PARM_DESC(camera
,
117 "set this to 1 to enable Motion Eye camera controls "
118 "(only use it if you have a C1VE or C1VN model)");
120 #ifdef CONFIG_SONYPI_COMPAT
121 static int minor
= -1;
122 module_param(minor
, int, 0);
123 MODULE_PARM_DESC(minor
,
124 "minor number of the misc device for the SPIC compatibility code, "
125 "default is -1 (automatic)");
128 static int kbd_backlight
; /* = 1 */
129 module_param(kbd_backlight
, int, 0444);
130 MODULE_PARM_DESC(kbd_backlight
,
131 "set this to 0 to disable keyboard backlight, "
132 "1 to enable it (default: 0)");
134 static int kbd_backlight_timeout
; /* = 0 */
135 module_param(kbd_backlight_timeout
, int, 0444);
136 MODULE_PARM_DESC(kbd_backlight_timeout
,
137 "set this to 0 to set the default 10 seconds timeout, "
138 "1 for 30 seconds, 2 for 60 seconds and 3 to disable timeout "
141 static void sony_nc_kbd_backlight_resume(void);
143 enum sony_nc_rfkill
{
151 static int sony_rfkill_handle
;
152 static struct rfkill
*sony_rfkill_devices
[N_SONY_RFKILL
];
153 static int sony_rfkill_address
[N_SONY_RFKILL
] = {0x300, 0x500, 0x700, 0x900};
154 static void sony_nc_rfkill_update(void);
156 /*********** Input Devices ***********/
158 #define SONY_LAPTOP_BUF_SIZE 128
159 struct sony_laptop_input_s
{
161 struct input_dev
*jog_dev
;
162 struct input_dev
*key_dev
;
164 spinlock_t fifo_lock
;
165 struct timer_list release_key_timer
;
168 static struct sony_laptop_input_s sony_laptop_input
= {
169 .users
= ATOMIC_INIT(0),
172 struct sony_laptop_keypress
{
173 struct input_dev
*dev
;
177 /* Correspondance table between sonypi events
178 * and input layer indexes in the keymap
180 static int sony_laptop_input_index
[] = {
182 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
183 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
184 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
185 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
186 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
187 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
188 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
189 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
190 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
191 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
192 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
193 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
194 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
195 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
196 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
197 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
198 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
199 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
200 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
201 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
202 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
203 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
204 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
205 17, /* 24 SONYPI_EVENT_FNKEY_1 */
206 18, /* 25 SONYPI_EVENT_FNKEY_2 */
207 19, /* 26 SONYPI_EVENT_FNKEY_D */
208 20, /* 27 SONYPI_EVENT_FNKEY_E */
209 21, /* 28 SONYPI_EVENT_FNKEY_F */
210 22, /* 29 SONYPI_EVENT_FNKEY_S */
211 23, /* 30 SONYPI_EVENT_FNKEY_B */
212 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
213 25, /* 32 SONYPI_EVENT_PKEY_P1 */
214 26, /* 33 SONYPI_EVENT_PKEY_P2 */
215 27, /* 34 SONYPI_EVENT_PKEY_P3 */
216 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
217 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
218 -1, /* 37 SONYPI_EVENT_LID_OPENED */
219 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
220 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
221 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
222 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
223 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
224 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
225 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
226 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
227 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
228 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
229 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
230 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
231 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
232 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
233 43, /* 52 SONYPI_EVENT_MEYE_FACE */
234 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
235 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
236 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
237 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
238 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
239 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
240 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
241 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
242 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
243 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
244 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
245 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
246 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
247 53, /* 66 SONYPI_EVENT_PKEY_P4 */
248 54, /* 67 SONYPI_EVENT_PKEY_P5 */
249 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
250 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
251 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
252 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
253 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
254 59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */
257 static int sony_laptop_input_keycode_map
[] = {
258 KEY_CAMERA
, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
259 KEY_RESERVED
, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
260 KEY_RESERVED
, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
261 KEY_RESERVED
, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
262 KEY_FN_ESC
, /* 4 SONYPI_EVENT_FNKEY_ESC */
263 KEY_FN_F1
, /* 5 SONYPI_EVENT_FNKEY_F1 */
264 KEY_FN_F2
, /* 6 SONYPI_EVENT_FNKEY_F2 */
265 KEY_FN_F3
, /* 7 SONYPI_EVENT_FNKEY_F3 */
266 KEY_FN_F4
, /* 8 SONYPI_EVENT_FNKEY_F4 */
267 KEY_FN_F5
, /* 9 SONYPI_EVENT_FNKEY_F5 */
268 KEY_FN_F6
, /* 10 SONYPI_EVENT_FNKEY_F6 */
269 KEY_FN_F7
, /* 11 SONYPI_EVENT_FNKEY_F7 */
270 KEY_FN_F8
, /* 12 SONYPI_EVENT_FNKEY_F8 */
271 KEY_FN_F9
, /* 13 SONYPI_EVENT_FNKEY_F9 */
272 KEY_FN_F10
, /* 14 SONYPI_EVENT_FNKEY_F10 */
273 KEY_FN_F11
, /* 15 SONYPI_EVENT_FNKEY_F11 */
274 KEY_FN_F12
, /* 16 SONYPI_EVENT_FNKEY_F12 */
275 KEY_FN_F1
, /* 17 SONYPI_EVENT_FNKEY_1 */
276 KEY_FN_F2
, /* 18 SONYPI_EVENT_FNKEY_2 */
277 KEY_FN_D
, /* 19 SONYPI_EVENT_FNKEY_D */
278 KEY_FN_E
, /* 20 SONYPI_EVENT_FNKEY_E */
279 KEY_FN_F
, /* 21 SONYPI_EVENT_FNKEY_F */
280 KEY_FN_S
, /* 22 SONYPI_EVENT_FNKEY_S */
281 KEY_FN_B
, /* 23 SONYPI_EVENT_FNKEY_B */
282 KEY_BLUETOOTH
, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
283 KEY_PROG1
, /* 25 SONYPI_EVENT_PKEY_P1 */
284 KEY_PROG2
, /* 26 SONYPI_EVENT_PKEY_P2 */
285 KEY_PROG3
, /* 27 SONYPI_EVENT_PKEY_P3 */
286 KEY_BACK
, /* 28 SONYPI_EVENT_BACK_PRESSED */
287 KEY_BLUETOOTH
, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
288 KEY_BLUETOOTH
, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
289 KEY_HELP
, /* 31 SONYPI_EVENT_HELP_PRESSED */
290 KEY_FN
, /* 32 SONYPI_EVENT_FNKEY_ONLY */
291 KEY_RESERVED
, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
292 KEY_RESERVED
, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
293 KEY_RESERVED
, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
294 KEY_RESERVED
, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
295 KEY_RESERVED
, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
296 KEY_RESERVED
, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
297 KEY_RESERVED
, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
298 KEY_RESERVED
, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
299 KEY_ZOOM
, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
300 BTN_THUMB
, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
301 KEY_RESERVED
, /* 43 SONYPI_EVENT_MEYE_FACE */
302 KEY_RESERVED
, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
303 KEY_RESERVED
, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
304 KEY_RESERVED
, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
305 KEY_WLAN
, /* 47 SONYPI_EVENT_WIRELESS_ON */
306 KEY_WLAN
, /* 48 SONYPI_EVENT_WIRELESS_OFF */
307 KEY_ZOOMIN
, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
308 KEY_ZOOMOUT
, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
309 KEY_EJECTCD
, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
310 KEY_F13
, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
311 KEY_PROG4
, /* 53 SONYPI_EVENT_PKEY_P4 */
312 KEY_F14
, /* 54 SONYPI_EVENT_PKEY_P5 */
313 KEY_F15
, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
314 KEY_VOLUMEUP
, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
315 KEY_VOLUMEDOWN
, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
316 KEY_MEDIA
, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
317 KEY_VENDOR
, /* 59 SONYPI_EVENT_VENDOR_PRESSED */
320 /* release buttons after a short delay if pressed */
321 static void do_sony_laptop_release_key(unsigned long unused
)
323 struct sony_laptop_keypress kp
;
326 spin_lock_irqsave(&sony_laptop_input
.fifo_lock
, flags
);
328 if (kfifo_out(&sony_laptop_input
.fifo
,
329 (unsigned char *)&kp
, sizeof(kp
)) == sizeof(kp
)) {
330 input_report_key(kp
.dev
, kp
.key
, 0);
334 /* If there is something in the fifo schedule next release. */
335 if (kfifo_len(&sony_laptop_input
.fifo
) != 0)
336 mod_timer(&sony_laptop_input
.release_key_timer
,
337 jiffies
+ msecs_to_jiffies(10));
339 spin_unlock_irqrestore(&sony_laptop_input
.fifo_lock
, flags
);
342 /* forward event to the input subsystem */
343 static void sony_laptop_report_input_event(u8 event
)
345 struct input_dev
*jog_dev
= sony_laptop_input
.jog_dev
;
346 struct input_dev
*key_dev
= sony_laptop_input
.key_dev
;
347 struct sony_laptop_keypress kp
= { NULL
};
349 if (event
== SONYPI_EVENT_FNKEY_RELEASED
||
350 event
== SONYPI_EVENT_ANYBUTTON_RELEASED
) {
351 /* Nothing, not all VAIOs generate this event */
358 case SONYPI_EVENT_JOGDIAL_UP
:
359 case SONYPI_EVENT_JOGDIAL_UP_PRESSED
:
360 input_report_rel(jog_dev
, REL_WHEEL
, 1);
364 case SONYPI_EVENT_JOGDIAL_DOWN
:
365 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED
:
366 input_report_rel(jog_dev
, REL_WHEEL
, -1);
371 case SONYPI_EVENT_JOGDIAL_PRESSED
:
377 if (event
>= ARRAY_SIZE(sony_laptop_input_index
)) {
378 dprintk("sony_laptop_report_input_event, event not known: %d\n", event
);
381 if (sony_laptop_input_index
[event
] != -1) {
382 kp
.key
= sony_laptop_input_keycode_map
[sony_laptop_input_index
[event
]];
383 if (kp
.key
!= KEY_UNKNOWN
)
390 input_report_key(kp
.dev
, kp
.key
, 1);
391 /* we emit the scancode so we can always remap the key */
392 input_event(kp
.dev
, EV_MSC
, MSC_SCAN
, event
);
395 /* schedule key release */
396 kfifo_in_locked(&sony_laptop_input
.fifo
,
397 (unsigned char *)&kp
, sizeof(kp
),
398 &sony_laptop_input
.fifo_lock
);
399 mod_timer(&sony_laptop_input
.release_key_timer
,
400 jiffies
+ msecs_to_jiffies(10));
402 dprintk("unknown input event %.2x\n", event
);
405 static int sony_laptop_setup_input(struct acpi_device
*acpi_device
)
407 struct input_dev
*jog_dev
;
408 struct input_dev
*key_dev
;
412 /* don't run again if already initialized */
413 if (atomic_add_return(1, &sony_laptop_input
.users
) > 1)
417 spin_lock_init(&sony_laptop_input
.fifo_lock
);
418 error
= kfifo_alloc(&sony_laptop_input
.fifo
,
419 SONY_LAPTOP_BUF_SIZE
, GFP_KERNEL
);
421 pr_err(DRV_PFX
"kfifo_alloc failed\n");
425 setup_timer(&sony_laptop_input
.release_key_timer
,
426 do_sony_laptop_release_key
, 0);
429 key_dev
= input_allocate_device();
435 key_dev
->name
= "Sony Vaio Keys";
436 key_dev
->id
.bustype
= BUS_ISA
;
437 key_dev
->id
.vendor
= PCI_VENDOR_ID_SONY
;
438 key_dev
->dev
.parent
= &acpi_device
->dev
;
440 /* Initialize the Input Drivers: special keys */
441 input_set_capability(key_dev
, EV_MSC
, MSC_SCAN
);
443 __set_bit(EV_KEY
, key_dev
->evbit
);
444 key_dev
->keycodesize
= sizeof(sony_laptop_input_keycode_map
[0]);
445 key_dev
->keycodemax
= ARRAY_SIZE(sony_laptop_input_keycode_map
);
446 key_dev
->keycode
= &sony_laptop_input_keycode_map
;
447 for (i
= 0; i
< ARRAY_SIZE(sony_laptop_input_keycode_map
); i
++)
448 __set_bit(sony_laptop_input_keycode_map
[i
], key_dev
->keybit
);
449 __clear_bit(KEY_RESERVED
, key_dev
->keybit
);
451 error
= input_register_device(key_dev
);
453 goto err_free_keydev
;
455 sony_laptop_input
.key_dev
= key_dev
;
458 jog_dev
= input_allocate_device();
461 goto err_unregister_keydev
;
464 jog_dev
->name
= "Sony Vaio Jogdial";
465 jog_dev
->id
.bustype
= BUS_ISA
;
466 jog_dev
->id
.vendor
= PCI_VENDOR_ID_SONY
;
467 key_dev
->dev
.parent
= &acpi_device
->dev
;
469 input_set_capability(jog_dev
, EV_KEY
, BTN_MIDDLE
);
470 input_set_capability(jog_dev
, EV_REL
, REL_WHEEL
);
472 error
= input_register_device(jog_dev
);
474 goto err_free_jogdev
;
476 sony_laptop_input
.jog_dev
= jog_dev
;
481 input_free_device(jog_dev
);
483 err_unregister_keydev
:
484 input_unregister_device(key_dev
);
485 /* to avoid kref underflow below at input_free_device */
489 input_free_device(key_dev
);
492 kfifo_free(&sony_laptop_input
.fifo
);
495 atomic_dec(&sony_laptop_input
.users
);
499 static void sony_laptop_remove_input(void)
501 struct sony_laptop_keypress kp
= { NULL
};
503 /* Cleanup only after the last user has gone */
504 if (!atomic_dec_and_test(&sony_laptop_input
.users
))
507 del_timer_sync(&sony_laptop_input
.release_key_timer
);
510 * Generate key-up events for remaining keys. Note that we don't
511 * need locking since nobody is adding new events to the kfifo.
513 while (kfifo_out(&sony_laptop_input
.fifo
,
514 (unsigned char *)&kp
, sizeof(kp
)) == sizeof(kp
)) {
515 input_report_key(kp
.dev
, kp
.key
, 0);
519 /* destroy input devs */
520 input_unregister_device(sony_laptop_input
.key_dev
);
521 sony_laptop_input
.key_dev
= NULL
;
523 if (sony_laptop_input
.jog_dev
) {
524 input_unregister_device(sony_laptop_input
.jog_dev
);
525 sony_laptop_input
.jog_dev
= NULL
;
528 kfifo_free(&sony_laptop_input
.fifo
);
531 /*********** Platform Device ***********/
533 static atomic_t sony_pf_users
= ATOMIC_INIT(0);
534 static struct platform_driver sony_pf_driver
= {
536 .name
= "sony-laptop",
537 .owner
= THIS_MODULE
,
540 static struct platform_device
*sony_pf_device
;
542 static int sony_pf_add(void)
546 /* don't run again if already initialized */
547 if (atomic_add_return(1, &sony_pf_users
) > 1)
550 ret
= platform_driver_register(&sony_pf_driver
);
554 sony_pf_device
= platform_device_alloc("sony-laptop", -1);
555 if (!sony_pf_device
) {
557 goto out_platform_registered
;
560 ret
= platform_device_add(sony_pf_device
);
562 goto out_platform_alloced
;
566 out_platform_alloced
:
567 platform_device_put(sony_pf_device
);
568 sony_pf_device
= NULL
;
569 out_platform_registered
:
570 platform_driver_unregister(&sony_pf_driver
);
572 atomic_dec(&sony_pf_users
);
576 static void sony_pf_remove(void)
578 /* deregister only after the last user has gone */
579 if (!atomic_dec_and_test(&sony_pf_users
))
582 platform_device_unregister(sony_pf_device
);
583 platform_driver_unregister(&sony_pf_driver
);
586 /*********** SNC (SNY5001) Device ***********/
588 /* the device uses 1-based values, while the backlight subsystem uses
590 #define SONY_MAX_BRIGHTNESS 8
592 #define SNC_VALIDATE_IN 0
593 #define SNC_VALIDATE_OUT 1
595 static ssize_t
sony_nc_sysfs_show(struct device
*, struct device_attribute
*,
597 static ssize_t
sony_nc_sysfs_store(struct device
*, struct device_attribute
*,
598 const char *, size_t);
599 static int boolean_validate(const int, const int);
600 static int brightness_default_validate(const int, const int);
602 struct sony_nc_value
{
603 char *name
; /* name of the entry */
604 char **acpiget
; /* names of the ACPI get function */
605 char **acpiset
; /* names of the ACPI set function */
606 int (*validate
)(const int, const int); /* input/output validation */
607 int value
; /* current setting */
608 int valid
; /* Has ever been set */
609 int debug
; /* active only in debug mode ? */
610 struct device_attribute devattr
; /* sysfs attribute */
613 #define SNC_HANDLE_NAMES(_name, _values...) \
614 static char *snc_##_name[] = { _values, NULL }
616 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
618 .name = __stringify(_name), \
619 .acpiget = _getters, \
620 .acpiset = _setters, \
621 .validate = _validate, \
623 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
626 #define SNC_HANDLE_NULL { .name = NULL }
628 SNC_HANDLE_NAMES(fnkey_get
, "GHKE");
630 SNC_HANDLE_NAMES(brightness_def_get
, "GPBR");
631 SNC_HANDLE_NAMES(brightness_def_set
, "SPBR");
633 SNC_HANDLE_NAMES(cdpower_get
, "GCDP");
634 SNC_HANDLE_NAMES(cdpower_set
, "SCDP", "CDPW");
636 SNC_HANDLE_NAMES(audiopower_get
, "GAZP");
637 SNC_HANDLE_NAMES(audiopower_set
, "AZPW");
639 SNC_HANDLE_NAMES(lanpower_get
, "GLNP");
640 SNC_HANDLE_NAMES(lanpower_set
, "LNPW");
642 SNC_HANDLE_NAMES(lidstate_get
, "GLID");
644 SNC_HANDLE_NAMES(indicatorlamp_get
, "GILS");
645 SNC_HANDLE_NAMES(indicatorlamp_set
, "SILS");
647 SNC_HANDLE_NAMES(gainbass_get
, "GMGB");
648 SNC_HANDLE_NAMES(gainbass_set
, "CMGB");
650 SNC_HANDLE_NAMES(PID_get
, "GPID");
652 SNC_HANDLE_NAMES(CTR_get
, "GCTR");
653 SNC_HANDLE_NAMES(CTR_set
, "SCTR");
655 SNC_HANDLE_NAMES(PCR_get
, "GPCR");
656 SNC_HANDLE_NAMES(PCR_set
, "SPCR");
658 SNC_HANDLE_NAMES(CMI_get
, "GCMI");
659 SNC_HANDLE_NAMES(CMI_set
, "SCMI");
661 static struct sony_nc_value sony_nc_values
[] = {
662 SNC_HANDLE(brightness_default
, snc_brightness_def_get
,
663 snc_brightness_def_set
, brightness_default_validate
, 0),
664 SNC_HANDLE(fnkey
, snc_fnkey_get
, NULL
, NULL
, 0),
665 SNC_HANDLE(cdpower
, snc_cdpower_get
, snc_cdpower_set
, boolean_validate
, 0),
666 SNC_HANDLE(audiopower
, snc_audiopower_get
, snc_audiopower_set
,
667 boolean_validate
, 0),
668 SNC_HANDLE(lanpower
, snc_lanpower_get
, snc_lanpower_set
,
669 boolean_validate
, 1),
670 SNC_HANDLE(lidstate
, snc_lidstate_get
, NULL
,
671 boolean_validate
, 0),
672 SNC_HANDLE(indicatorlamp
, snc_indicatorlamp_get
, snc_indicatorlamp_set
,
673 boolean_validate
, 0),
674 SNC_HANDLE(gainbass
, snc_gainbass_get
, snc_gainbass_set
,
675 boolean_validate
, 0),
676 /* unknown methods */
677 SNC_HANDLE(PID
, snc_PID_get
, NULL
, NULL
, 1),
678 SNC_HANDLE(CTR
, snc_CTR_get
, snc_CTR_set
, NULL
, 1),
679 SNC_HANDLE(PCR
, snc_PCR_get
, snc_PCR_set
, NULL
, 1),
680 SNC_HANDLE(CMI
, snc_CMI_get
, snc_CMI_set
, NULL
, 1),
684 static acpi_handle sony_nc_acpi_handle
;
685 static struct acpi_device
*sony_nc_acpi_device
= NULL
;
688 * acpi_evaluate_object wrappers
690 static int acpi_callgetfunc(acpi_handle handle
, char *name
, int *result
)
692 struct acpi_buffer output
;
693 union acpi_object out_obj
;
696 output
.length
= sizeof(out_obj
);
697 output
.pointer
= &out_obj
;
699 status
= acpi_evaluate_object(handle
, name
, NULL
, &output
);
700 if ((status
== AE_OK
) && (out_obj
.type
== ACPI_TYPE_INTEGER
)) {
701 *result
= out_obj
.integer
.value
;
705 pr_warn(DRV_PFX
"acpi_callreadfunc failed\n");
710 static int acpi_callsetfunc(acpi_handle handle
, char *name
, int value
,
713 struct acpi_object_list params
;
714 union acpi_object in_obj
;
715 struct acpi_buffer output
;
716 union acpi_object out_obj
;
720 params
.pointer
= &in_obj
;
721 in_obj
.type
= ACPI_TYPE_INTEGER
;
722 in_obj
.integer
.value
= value
;
724 output
.length
= sizeof(out_obj
);
725 output
.pointer
= &out_obj
;
727 status
= acpi_evaluate_object(handle
, name
, ¶ms
, &output
);
728 if (status
== AE_OK
) {
729 if (result
!= NULL
) {
730 if (out_obj
.type
!= ACPI_TYPE_INTEGER
) {
731 pr_warn(DRV_PFX
"acpi_evaluate_object bad "
735 *result
= out_obj
.integer
.value
;
740 pr_warn(DRV_PFX
"acpi_evaluate_object failed\n");
745 struct sony_nc_handles
{
747 struct device_attribute devattr
;
750 static struct sony_nc_handles
*handles
;
752 static ssize_t
sony_nc_handles_show(struct device
*dev
,
753 struct device_attribute
*attr
, char *buffer
)
758 for (i
= 0; i
< ARRAY_SIZE(handles
->cap
); i
++) {
759 len
+= snprintf(buffer
+ len
, PAGE_SIZE
- len
, "0x%.4x ",
762 len
+= snprintf(buffer
+ len
, PAGE_SIZE
- len
, "\n");
767 static int sony_nc_handles_setup(struct platform_device
*pd
)
772 handles
= kzalloc(sizeof(*handles
), GFP_KERNEL
);
776 for (i
= 0; i
< ARRAY_SIZE(handles
->cap
); i
++) {
777 if (!acpi_callsetfunc(sony_nc_acpi_handle
,
778 "SN00", i
+ 0x20, &result
)) {
779 dprintk("caching handle 0x%.4x (offset: 0x%.2x)\n",
781 handles
->cap
[i
] = result
;
786 sysfs_attr_init(&handles
->devattr
.attr
);
787 handles
->devattr
.attr
.name
= "handles";
788 handles
->devattr
.attr
.mode
= S_IRUGO
;
789 handles
->devattr
.show
= sony_nc_handles_show
;
791 /* allow reading capabilities via sysfs */
792 if (device_create_file(&pd
->dev
, &handles
->devattr
)) {
802 static int sony_nc_handles_cleanup(struct platform_device
*pd
)
806 device_remove_file(&pd
->dev
, &handles
->devattr
);
813 static int sony_find_snc_handle(int handle
)
817 /* not initialized yet, return early */
821 for (i
= 0; i
< 0x10; i
++) {
822 if (handles
->cap
[i
] == handle
) {
823 dprintk("found handle 0x%.4x (offset: 0x%.2x)\n",
828 dprintk("handle 0x%.4x not found\n", handle
);
832 static int sony_call_snc_handle(int handle
, int argument
, int *result
)
835 int offset
= sony_find_snc_handle(handle
);
840 ret
= acpi_callsetfunc(sony_nc_acpi_handle
, "SN07", offset
| argument
,
842 dprintk("called SN07 with 0x%.4x (result: 0x%.4x)\n", offset
| argument
,
848 * sony_nc_values input/output validate functions
851 /* brightness_default_validate:
853 * manipulate input output values to keep consistency with the
854 * backlight framework for which brightness values are 0-based.
856 static int brightness_default_validate(const int direction
, const int value
)
859 case SNC_VALIDATE_OUT
:
861 case SNC_VALIDATE_IN
:
862 if (value
>= 0 && value
< SONY_MAX_BRIGHTNESS
)
870 * on input validate boolean values 0/1, on output just pass the
873 static int boolean_validate(const int direction
, const int value
)
875 if (direction
== SNC_VALIDATE_IN
) {
876 if (value
!= 0 && value
!= 1)
883 * Sysfs show/store common to all sony_nc_values
885 static ssize_t
sony_nc_sysfs_show(struct device
*dev
, struct device_attribute
*attr
,
889 struct sony_nc_value
*item
=
890 container_of(attr
, struct sony_nc_value
, devattr
);
895 if (acpi_callgetfunc(sony_nc_acpi_handle
, *item
->acpiget
, &value
) < 0)
899 value
= item
->validate(SNC_VALIDATE_OUT
, value
);
901 return snprintf(buffer
, PAGE_SIZE
, "%d\n", value
);
904 static ssize_t
sony_nc_sysfs_store(struct device
*dev
,
905 struct device_attribute
*attr
,
906 const char *buffer
, size_t count
)
909 struct sony_nc_value
*item
=
910 container_of(attr
, struct sony_nc_value
, devattr
);
918 value
= simple_strtoul(buffer
, NULL
, 10);
921 value
= item
->validate(SNC_VALIDATE_IN
, value
);
926 if (acpi_callsetfunc(sony_nc_acpi_handle
, *item
->acpiset
, value
, NULL
) < 0)
937 struct sony_backlight_props
{
938 struct backlight_device
*dev
;
943 struct sony_backlight_props sony_bl_props
;
945 static int sony_backlight_update_status(struct backlight_device
*bd
)
947 return acpi_callsetfunc(sony_nc_acpi_handle
, "SBRT",
948 bd
->props
.brightness
+ 1, NULL
);
951 static int sony_backlight_get_brightness(struct backlight_device
*bd
)
955 if (acpi_callgetfunc(sony_nc_acpi_handle
, "GBRT", &value
))
957 /* brightness levels are 1-based, while backlight ones are 0-based */
961 static int sony_nc_get_brightness_ng(struct backlight_device
*bd
)
964 int *handle
= (int *)bl_get_data(bd
);
965 struct sony_backlight_props
*sdev
=
966 (struct sony_backlight_props
*)bl_get_data(bd
);
968 sony_call_snc_handle(sdev
->handle
, 0x0200, &result
);
970 return (result
& 0xff) - sdev
->offset
;
973 static int sony_nc_update_status_ng(struct backlight_device
*bd
)
976 int *handle
= (int *)bl_get_data(bd
);
977 struct sony_backlight_props
*sdev
=
978 (struct sony_backlight_props
*)bl_get_data(bd
);
980 value
= bd
->props
.brightness
+ sdev
->offset
;
981 if (sony_call_snc_handle(sdev
->handle
, 0x0100 | (value
<< 16), &result
))
987 static const struct backlight_ops sony_backlight_ops
= {
988 .options
= BL_CORE_SUSPENDRESUME
,
989 .update_status
= sony_backlight_update_status
,
990 .get_brightness
= sony_backlight_get_brightness
,
992 static const struct backlight_ops sony_backlight_ng_ops
= {
993 .options
= BL_CORE_SUSPENDRESUME
,
994 .update_status
= sony_nc_update_status_ng
,
995 .get_brightness
= sony_nc_get_brightness_ng
,
999 * New SNC-only Vaios event mapping to driver known keys
1001 struct sony_nc_event
{
1006 static struct sony_nc_event sony_100_events
[] = {
1007 { 0x90, SONYPI_EVENT_PKEY_P1
},
1008 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1009 { 0x91, SONYPI_EVENT_PKEY_P2
},
1010 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1011 { 0x81, SONYPI_EVENT_FNKEY_F1
},
1012 { 0x01, SONYPI_EVENT_FNKEY_RELEASED
},
1013 { 0x82, SONYPI_EVENT_FNKEY_F2
},
1014 { 0x02, SONYPI_EVENT_FNKEY_RELEASED
},
1015 { 0x83, SONYPI_EVENT_FNKEY_F3
},
1016 { 0x03, SONYPI_EVENT_FNKEY_RELEASED
},
1017 { 0x84, SONYPI_EVENT_FNKEY_F4
},
1018 { 0x04, SONYPI_EVENT_FNKEY_RELEASED
},
1019 { 0x85, SONYPI_EVENT_FNKEY_F5
},
1020 { 0x05, SONYPI_EVENT_FNKEY_RELEASED
},
1021 { 0x86, SONYPI_EVENT_FNKEY_F6
},
1022 { 0x06, SONYPI_EVENT_FNKEY_RELEASED
},
1023 { 0x87, SONYPI_EVENT_FNKEY_F7
},
1024 { 0x07, SONYPI_EVENT_FNKEY_RELEASED
},
1025 { 0x89, SONYPI_EVENT_FNKEY_F9
},
1026 { 0x09, SONYPI_EVENT_FNKEY_RELEASED
},
1027 { 0x8A, SONYPI_EVENT_FNKEY_F10
},
1028 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED
},
1029 { 0x8C, SONYPI_EVENT_FNKEY_F12
},
1030 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED
},
1031 { 0x9d, SONYPI_EVENT_ZOOM_PRESSED
},
1032 { 0x1d, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1033 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED
},
1034 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1035 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED
},
1036 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1037 { 0xa4, SONYPI_EVENT_CD_EJECT_PRESSED
},
1038 { 0x24, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1039 { 0xa5, SONYPI_EVENT_VENDOR_PRESSED
},
1040 { 0x25, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1041 { 0xa6, SONYPI_EVENT_HELP_PRESSED
},
1042 { 0x26, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1046 static struct sony_nc_event sony_127_events
[] = {
1047 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED
},
1048 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1049 { 0x82, SONYPI_EVENT_PKEY_P1
},
1050 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1051 { 0x83, SONYPI_EVENT_PKEY_P2
},
1052 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1053 { 0x84, SONYPI_EVENT_PKEY_P3
},
1054 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1055 { 0x85, SONYPI_EVENT_PKEY_P4
},
1056 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1057 { 0x86, SONYPI_EVENT_PKEY_P5
},
1058 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1059 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED
},
1060 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1067 static void sony_nc_notify(struct acpi_device
*device
, u32 event
)
1072 /* New-style event */
1077 if (sony_find_snc_handle(0x100) == ev
)
1079 if (sony_find_snc_handle(0x127) == ev
)
1083 struct sony_nc_event
*key_event
;
1085 if (sony_call_snc_handle(key_handle
, 0x200, &result
)) {
1086 dprintk("sony_nc_notify, unable to decode"
1087 " event 0x%.2x 0x%.2x\n", key_handle
,
1089 /* restore the original event */
1094 if (key_handle
== 0x100)
1095 key_event
= sony_100_events
;
1097 key_event
= sony_127_events
;
1099 for (; key_event
->data
; key_event
++) {
1100 if (key_event
->data
== ev
) {
1101 ev
= key_event
->event
;
1106 if (!key_event
->data
)
1108 "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(DRV_PFX
"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(DRV_PFX
"%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(DRV_PFX
"No SN06 return object.");
1342 if (device_enum
->type
!= ACPI_TYPE_BUFFER
) {
1343 pr_err(DRV_PFX
"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(DRV_PFX
"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(DRV_PFX
"%s v%s.\n", SONY_NC_DRIVER_NAME
,
1686 SONY_LAPTOP_DRIVER_VERSION
);
1688 sony_nc_acpi_device
= device
;
1689 strcpy(acpi_device_class(device
), "sony/hotkey");
1691 sony_nc_acpi_handle
= device
->handle
;
1693 /* read device status */
1694 result
= acpi_bus_get_status(device
);
1695 /* bail IFF the above call was successful and the device is not present */
1696 if (!result
&& !device
->status
.present
) {
1697 dprintk("Device not present\n");
1702 result
= sony_pf_add();
1707 status
= acpi_walk_namespace(ACPI_TYPE_METHOD
,
1708 sony_nc_acpi_handle
, 1, sony_walk_callback
,
1710 if (ACPI_FAILURE(status
)) {
1711 pr_warn(DRV_PFX
"unable to walk acpi resources\n");
1717 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "ECON",
1719 if (acpi_callsetfunc(sony_nc_acpi_handle
, "ECON", 1, NULL
))
1720 dprintk("ECON Method failed\n");
1723 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "SN00",
1725 dprintk("Doing SNC setup\n");
1726 result
= sony_nc_handles_setup(sony_pf_device
);
1729 result
= sony_nc_kbd_backlight_setup(sony_pf_device
);
1732 sony_nc_function_setup(device
);
1733 sony_nc_rfkill_setup(device
);
1736 /* setup input devices and helper fifo */
1737 result
= sony_laptop_setup_input(device
);
1739 pr_err(DRV_PFX
"Unable to create input devices.\n");
1740 goto outkbdbacklight
;
1743 if (acpi_video_backlight_support()) {
1744 pr_info(DRV_PFX
"brightness ignored, must be "
1745 "controlled by ACPI video driver\n");
1747 sony_nc_backlight_setup();
1750 /* create sony_pf sysfs attributes related to the SNC device */
1751 for (item
= sony_nc_values
; item
->name
; ++item
) {
1753 if (!debug
&& item
->debug
)
1756 /* find the available acpiget as described in the DSDT */
1757 for (; item
->acpiget
&& *item
->acpiget
; ++item
->acpiget
) {
1758 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
,
1761 dprintk("Found %s getter: %s\n",
1762 item
->name
, *item
->acpiget
);
1763 item
->devattr
.attr
.mode
|= S_IRUGO
;
1768 /* find the available acpiset as described in the DSDT */
1769 for (; item
->acpiset
&& *item
->acpiset
; ++item
->acpiset
) {
1770 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
,
1773 dprintk("Found %s setter: %s\n",
1774 item
->name
, *item
->acpiset
);
1775 item
->devattr
.attr
.mode
|= S_IWUSR
;
1780 if (item
->devattr
.attr
.mode
!= 0) {
1782 device_create_file(&sony_pf_device
->dev
,
1792 for (item
= sony_nc_values
; item
->name
; ++item
) {
1793 device_remove_file(&sony_pf_device
->dev
, &item
->devattr
);
1795 sony_nc_backlight_cleanup();
1797 sony_laptop_remove_input();
1800 sony_nc_kbd_backlight_cleanup(sony_pf_device
);
1803 sony_nc_handles_cleanup(sony_pf_device
);
1809 sony_nc_rfkill_cleanup();
1813 static int sony_nc_remove(struct acpi_device
*device
, int type
)
1815 struct sony_nc_value
*item
;
1817 sony_nc_backlight_cleanup();
1819 sony_nc_acpi_device
= NULL
;
1821 for (item
= sony_nc_values
; item
->name
; ++item
) {
1822 device_remove_file(&sony_pf_device
->dev
, &item
->devattr
);
1825 sony_nc_kbd_backlight_cleanup(sony_pf_device
);
1826 sony_nc_handles_cleanup(sony_pf_device
);
1828 sony_laptop_remove_input();
1829 sony_nc_rfkill_cleanup();
1830 dprintk(SONY_NC_DRIVER_NAME
" removed.\n");
1835 static const struct acpi_device_id sony_device_ids
[] = {
1840 MODULE_DEVICE_TABLE(acpi
, sony_device_ids
);
1842 static const struct acpi_device_id sony_nc_device_ids
[] = {
1847 static struct acpi_driver sony_nc_driver
= {
1848 .name
= SONY_NC_DRIVER_NAME
,
1849 .class = SONY_NC_CLASS
,
1850 .ids
= sony_nc_device_ids
,
1851 .owner
= THIS_MODULE
,
1854 .remove
= sony_nc_remove
,
1855 .resume
= sony_nc_resume
,
1856 .notify
= sony_nc_notify
,
1860 /*********** SPIC (SNY6001) Device ***********/
1862 #define SONYPI_DEVICE_TYPE1 0x00000001
1863 #define SONYPI_DEVICE_TYPE2 0x00000002
1864 #define SONYPI_DEVICE_TYPE3 0x00000004
1866 #define SONYPI_TYPE1_OFFSET 0x04
1867 #define SONYPI_TYPE2_OFFSET 0x12
1868 #define SONYPI_TYPE3_OFFSET 0x12
1870 struct sony_pic_ioport
{
1871 struct acpi_resource_io io1
;
1872 struct acpi_resource_io io2
;
1873 struct list_head list
;
1876 struct sony_pic_irq
{
1877 struct acpi_resource_irq irq
;
1878 struct list_head list
;
1881 struct sonypi_eventtypes
{
1884 struct sonypi_event
*events
;
1887 struct sony_pic_dev
{
1888 struct acpi_device
*acpi_dev
;
1889 struct sony_pic_irq
*cur_irq
;
1890 struct sony_pic_ioport
*cur_ioport
;
1891 struct list_head interrupts
;
1892 struct list_head ioports
;
1894 struct sonypi_eventtypes
*event_types
;
1895 int (*handle_irq
)(const u8
, const u8
);
1903 static struct sony_pic_dev spic_dev
= {
1904 .interrupts
= LIST_HEAD_INIT(spic_dev
.interrupts
),
1905 .ioports
= LIST_HEAD_INIT(spic_dev
.ioports
),
1908 static int spic_drv_registered
;
1911 #define SONYPI_JOGGER_MASK 0x00000001
1912 #define SONYPI_CAPTURE_MASK 0x00000002
1913 #define SONYPI_FNKEY_MASK 0x00000004
1914 #define SONYPI_BLUETOOTH_MASK 0x00000008
1915 #define SONYPI_PKEY_MASK 0x00000010
1916 #define SONYPI_BACK_MASK 0x00000020
1917 #define SONYPI_HELP_MASK 0x00000040
1918 #define SONYPI_LID_MASK 0x00000080
1919 #define SONYPI_ZOOM_MASK 0x00000100
1920 #define SONYPI_THUMBPHRASE_MASK 0x00000200
1921 #define SONYPI_MEYE_MASK 0x00000400
1922 #define SONYPI_MEMORYSTICK_MASK 0x00000800
1923 #define SONYPI_BATTERY_MASK 0x00001000
1924 #define SONYPI_WIRELESS_MASK 0x00002000
1926 struct sonypi_event
{
1931 /* The set of possible button release events */
1932 static struct sonypi_event sonypi_releaseev
[] = {
1933 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1937 /* The set of possible jogger events */
1938 static struct sonypi_event sonypi_joggerev
[] = {
1939 { 0x1f, SONYPI_EVENT_JOGDIAL_UP
},
1940 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN
},
1941 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED
},
1942 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED
},
1943 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP
},
1944 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN
},
1945 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED
},
1946 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED
},
1947 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP
},
1948 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN
},
1949 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED
},
1950 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED
},
1951 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED
},
1955 /* The set of possible capture button events */
1956 static struct sonypi_event sonypi_captureev
[] = {
1957 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED
},
1958 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED
},
1959 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED
},
1960 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED
},
1964 /* The set of possible fnkeys events */
1965 static struct sonypi_event sonypi_fnkeyev
[] = {
1966 { 0x10, SONYPI_EVENT_FNKEY_ESC
},
1967 { 0x11, SONYPI_EVENT_FNKEY_F1
},
1968 { 0x12, SONYPI_EVENT_FNKEY_F2
},
1969 { 0x13, SONYPI_EVENT_FNKEY_F3
},
1970 { 0x14, SONYPI_EVENT_FNKEY_F4
},
1971 { 0x15, SONYPI_EVENT_FNKEY_F5
},
1972 { 0x16, SONYPI_EVENT_FNKEY_F6
},
1973 { 0x17, SONYPI_EVENT_FNKEY_F7
},
1974 { 0x18, SONYPI_EVENT_FNKEY_F8
},
1975 { 0x19, SONYPI_EVENT_FNKEY_F9
},
1976 { 0x1a, SONYPI_EVENT_FNKEY_F10
},
1977 { 0x1b, SONYPI_EVENT_FNKEY_F11
},
1978 { 0x1c, SONYPI_EVENT_FNKEY_F12
},
1979 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED
},
1980 { 0x21, SONYPI_EVENT_FNKEY_1
},
1981 { 0x22, SONYPI_EVENT_FNKEY_2
},
1982 { 0x31, SONYPI_EVENT_FNKEY_D
},
1983 { 0x32, SONYPI_EVENT_FNKEY_E
},
1984 { 0x33, SONYPI_EVENT_FNKEY_F
},
1985 { 0x34, SONYPI_EVENT_FNKEY_S
},
1986 { 0x35, SONYPI_EVENT_FNKEY_B
},
1987 { 0x36, SONYPI_EVENT_FNKEY_ONLY
},
1991 /* The set of possible program key events */
1992 static struct sonypi_event sonypi_pkeyev
[] = {
1993 { 0x01, SONYPI_EVENT_PKEY_P1
},
1994 { 0x02, SONYPI_EVENT_PKEY_P2
},
1995 { 0x04, SONYPI_EVENT_PKEY_P3
},
1996 { 0x20, SONYPI_EVENT_PKEY_P1
},
2000 /* The set of possible bluetooth events */
2001 static struct sonypi_event sonypi_blueev
[] = {
2002 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED
},
2003 { 0x59, SONYPI_EVENT_BLUETOOTH_ON
},
2004 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF
},
2008 /* The set of possible wireless events */
2009 static struct sonypi_event sonypi_wlessev
[] = {
2010 { 0x59, SONYPI_EVENT_IGNORE
},
2011 { 0x5a, SONYPI_EVENT_IGNORE
},
2015 /* The set of possible back button events */
2016 static struct sonypi_event sonypi_backev
[] = {
2017 { 0x20, SONYPI_EVENT_BACK_PRESSED
},
2021 /* The set of possible help button events */
2022 static struct sonypi_event sonypi_helpev
[] = {
2023 { 0x3b, SONYPI_EVENT_HELP_PRESSED
},
2028 /* The set of possible lid events */
2029 static struct sonypi_event sonypi_lidev
[] = {
2030 { 0x51, SONYPI_EVENT_LID_CLOSED
},
2031 { 0x50, SONYPI_EVENT_LID_OPENED
},
2035 /* The set of possible zoom events */
2036 static struct sonypi_event sonypi_zoomev
[] = {
2037 { 0x39, SONYPI_EVENT_ZOOM_PRESSED
},
2038 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED
},
2039 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED
},
2040 { 0x04, SONYPI_EVENT_ZOOM_PRESSED
},
2044 /* The set of possible thumbphrase events */
2045 static struct sonypi_event sonypi_thumbphraseev
[] = {
2046 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED
},
2050 /* The set of possible motioneye camera events */
2051 static struct sonypi_event sonypi_meyeev
[] = {
2052 { 0x00, SONYPI_EVENT_MEYE_FACE
},
2053 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE
},
2057 /* The set of possible memorystick events */
2058 static struct sonypi_event sonypi_memorystickev
[] = {
2059 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT
},
2060 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT
},
2064 /* The set of possible battery events */
2065 static struct sonypi_event sonypi_batteryev
[] = {
2066 { 0x20, SONYPI_EVENT_BATTERY_INSERT
},
2067 { 0x30, SONYPI_EVENT_BATTERY_REMOVE
},
2071 /* The set of possible volume events */
2072 static struct sonypi_event sonypi_volumeev
[] = {
2073 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED
},
2074 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED
},
2078 /* The set of possible brightness events */
2079 static struct sonypi_event sonypi_brightnessev
[] = {
2080 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED
},
2084 static struct sonypi_eventtypes type1_events
[] = {
2085 { 0, 0xffffffff, sonypi_releaseev
},
2086 { 0x70, SONYPI_MEYE_MASK
, sonypi_meyeev
},
2087 { 0x30, SONYPI_LID_MASK
, sonypi_lidev
},
2088 { 0x60, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
2089 { 0x10, SONYPI_JOGGER_MASK
, sonypi_joggerev
},
2090 { 0x20, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
2091 { 0x30, SONYPI_BLUETOOTH_MASK
, sonypi_blueev
},
2092 { 0x40, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2093 { 0x30, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
2094 { 0x40, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
2097 static struct sonypi_eventtypes type2_events
[] = {
2098 { 0, 0xffffffff, sonypi_releaseev
},
2099 { 0x38, SONYPI_LID_MASK
, sonypi_lidev
},
2100 { 0x11, SONYPI_JOGGER_MASK
, sonypi_joggerev
},
2101 { 0x61, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
2102 { 0x21, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
2103 { 0x31, SONYPI_BLUETOOTH_MASK
, sonypi_blueev
},
2104 { 0x08, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2105 { 0x11, SONYPI_BACK_MASK
, sonypi_backev
},
2106 { 0x21, SONYPI_HELP_MASK
, sonypi_helpev
},
2107 { 0x21, SONYPI_ZOOM_MASK
, sonypi_zoomev
},
2108 { 0x20, SONYPI_THUMBPHRASE_MASK
, sonypi_thumbphraseev
},
2109 { 0x31, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
2110 { 0x41, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
2111 { 0x31, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2114 static struct sonypi_eventtypes type3_events
[] = {
2115 { 0, 0xffffffff, sonypi_releaseev
},
2116 { 0x21, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
2117 { 0x31, SONYPI_WIRELESS_MASK
, sonypi_wlessev
},
2118 { 0x31, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
2119 { 0x41, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
2120 { 0x31, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2121 { 0x05, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
2122 { 0x05, SONYPI_ZOOM_MASK
, sonypi_zoomev
},
2123 { 0x05, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
2124 { 0x05, SONYPI_PKEY_MASK
, sonypi_volumeev
},
2125 { 0x05, SONYPI_PKEY_MASK
, sonypi_brightnessev
},
2129 /* low level spic calls */
2130 #define ITERATIONS_LONG 10000
2131 #define ITERATIONS_SHORT 10
2132 #define wait_on_command(command, iterations) { \
2133 unsigned int n = iterations; \
2134 while (--n && (command)) \
2137 dprintk("command failed at %s : %s (line %d)\n", \
2138 __FILE__, __func__, __LINE__); \
2141 static u8
sony_pic_call1(u8 dev
)
2145 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2147 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2148 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2149 v2
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2150 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev
, (v2
<< 8) | v1
);
2154 static u8
sony_pic_call2(u8 dev
, u8 fn
)
2158 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2160 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2161 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2163 outb(fn
, spic_dev
.cur_ioport
->io1
.minimum
);
2164 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2165 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev
, fn
, v1
);
2169 static u8
sony_pic_call3(u8 dev
, u8 fn
, u8 v
)
2173 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2174 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2175 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2176 outb(fn
, spic_dev
.cur_ioport
->io1
.minimum
);
2177 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2178 outb(v
, spic_dev
.cur_ioport
->io1
.minimum
);
2179 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2180 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
2186 * minidrivers for SPIC models
2188 static int type3_handle_irq(const u8 data_mask
, const u8 ev
)
2191 * 0x31 could mean we have to take some extra action and wait for
2192 * the next irq for some Type3 models, it will generate a new
2193 * irq and we can read new data from the device:
2194 * - 0x5c and 0x5f requires 0xA0
2195 * - 0x61 requires 0xB3
2197 if (data_mask
== 0x31) {
2198 if (ev
== 0x5c || ev
== 0x5f)
2199 sony_pic_call1(0xA0);
2200 else if (ev
== 0x61)
2201 sony_pic_call1(0xB3);
2207 static void sony_pic_detect_device_type(struct sony_pic_dev
*dev
)
2209 struct pci_dev
*pcidev
;
2211 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2212 PCI_DEVICE_ID_INTEL_82371AB_3
, NULL
);
2214 dev
->model
= SONYPI_DEVICE_TYPE1
;
2215 dev
->evport_offset
= SONYPI_TYPE1_OFFSET
;
2216 dev
->event_types
= type1_events
;
2220 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2221 PCI_DEVICE_ID_INTEL_ICH6_1
, NULL
);
2223 dev
->model
= SONYPI_DEVICE_TYPE2
;
2224 dev
->evport_offset
= SONYPI_TYPE2_OFFSET
;
2225 dev
->event_types
= type2_events
;
2229 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2230 PCI_DEVICE_ID_INTEL_ICH7_1
, NULL
);
2232 dev
->model
= SONYPI_DEVICE_TYPE3
;
2233 dev
->handle_irq
= type3_handle_irq
;
2234 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2235 dev
->event_types
= type3_events
;
2239 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2240 PCI_DEVICE_ID_INTEL_ICH8_4
, NULL
);
2242 dev
->model
= SONYPI_DEVICE_TYPE3
;
2243 dev
->handle_irq
= type3_handle_irq
;
2244 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2245 dev
->event_types
= type3_events
;
2249 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2250 PCI_DEVICE_ID_INTEL_ICH9_1
, NULL
);
2252 dev
->model
= SONYPI_DEVICE_TYPE3
;
2253 dev
->handle_irq
= type3_handle_irq
;
2254 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2255 dev
->event_types
= type3_events
;
2260 dev
->model
= SONYPI_DEVICE_TYPE2
;
2261 dev
->evport_offset
= SONYPI_TYPE2_OFFSET
;
2262 dev
->event_types
= type2_events
;
2266 pci_dev_put(pcidev
);
2268 pr_info(DRV_PFX
"detected Type%d model\n",
2269 dev
->model
== SONYPI_DEVICE_TYPE1
? 1 :
2270 dev
->model
== SONYPI_DEVICE_TYPE2
? 2 : 3);
2273 /* camera tests and poweron/poweroff */
2274 #define SONYPI_CAMERA_PICTURE 5
2275 #define SONYPI_CAMERA_CONTROL 0x10
2277 #define SONYPI_CAMERA_BRIGHTNESS 0
2278 #define SONYPI_CAMERA_CONTRAST 1
2279 #define SONYPI_CAMERA_HUE 2
2280 #define SONYPI_CAMERA_COLOR 3
2281 #define SONYPI_CAMERA_SHARPNESS 4
2283 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
2284 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
2285 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
2286 #define SONYPI_CAMERA_MUTE_MASK 0x40
2288 /* the rest don't need a loop until not 0xff */
2289 #define SONYPI_CAMERA_AGC 6
2290 #define SONYPI_CAMERA_AGC_MASK 0x30
2291 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
2293 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
2294 #define SONYPI_CAMERA_CONTROL 0x10
2296 #define SONYPI_CAMERA_STATUS 7
2297 #define SONYPI_CAMERA_STATUS_READY 0x2
2298 #define SONYPI_CAMERA_STATUS_POSITION 0x4
2300 #define SONYPI_DIRECTION_BACKWARDS 0x4
2302 #define SONYPI_CAMERA_REVISION 8
2303 #define SONYPI_CAMERA_ROMVERSION 9
2305 static int __sony_pic_camera_ready(void)
2309 v
= sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS
);
2310 return (v
!= 0xff && (v
& SONYPI_CAMERA_STATUS_READY
));
2313 static int __sony_pic_camera_off(void)
2316 pr_warn(DRV_PFX
"camera control not enabled\n");
2320 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE
,
2321 SONYPI_CAMERA_MUTE_MASK
),
2324 if (spic_dev
.camera_power
) {
2325 sony_pic_call2(0x91, 0);
2326 spic_dev
.camera_power
= 0;
2331 static int __sony_pic_camera_on(void)
2336 pr_warn(DRV_PFX
"camera control not enabled\n");
2340 if (spic_dev
.camera_power
)
2343 for (j
= 5; j
> 0; j
--) {
2345 for (x
= 0; x
< 100 && sony_pic_call2(0x91, 0x1); x
++)
2347 sony_pic_call1(0x93);
2349 for (i
= 400; i
> 0; i
--) {
2350 if (__sony_pic_camera_ready())
2359 pr_warn(DRV_PFX
"failed to power on camera\n");
2363 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL
,
2367 spic_dev
.camera_power
= 1;
2371 /* External camera command (exported to the motion eye v4l driver) */
2372 int sony_pic_camera_command(int command
, u8 value
)
2377 mutex_lock(&spic_dev
.lock
);
2380 case SONY_PIC_COMMAND_SETCAMERA
:
2382 __sony_pic_camera_on();
2384 __sony_pic_camera_off();
2386 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS
:
2387 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS
, value
),
2390 case SONY_PIC_COMMAND_SETCAMERACONTRAST
:
2391 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST
, value
),
2394 case SONY_PIC_COMMAND_SETCAMERAHUE
:
2395 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE
, value
),
2398 case SONY_PIC_COMMAND_SETCAMERACOLOR
:
2399 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR
, value
),
2402 case SONY_PIC_COMMAND_SETCAMERASHARPNESS
:
2403 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS
, value
),
2406 case SONY_PIC_COMMAND_SETCAMERAPICTURE
:
2407 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE
, value
),
2410 case SONY_PIC_COMMAND_SETCAMERAAGC
:
2411 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC
, value
),
2415 pr_err(DRV_PFX
"sony_pic_camera_command invalid: %d\n",
2419 mutex_unlock(&spic_dev
.lock
);
2422 EXPORT_SYMBOL(sony_pic_camera_command
);
2424 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
2425 static void __sony_pic_set_wwanpower(u8 state
)
2428 if (spic_dev
.wwan_power
== state
)
2430 sony_pic_call2(0xB0, state
);
2431 sony_pic_call1(0x82);
2432 spic_dev
.wwan_power
= state
;
2435 static ssize_t
sony_pic_wwanpower_store(struct device
*dev
,
2436 struct device_attribute
*attr
,
2437 const char *buffer
, size_t count
)
2439 unsigned long value
;
2443 value
= simple_strtoul(buffer
, NULL
, 10);
2444 mutex_lock(&spic_dev
.lock
);
2445 __sony_pic_set_wwanpower(value
);
2446 mutex_unlock(&spic_dev
.lock
);
2451 static ssize_t
sony_pic_wwanpower_show(struct device
*dev
,
2452 struct device_attribute
*attr
, char *buffer
)
2455 mutex_lock(&spic_dev
.lock
);
2456 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", spic_dev
.wwan_power
);
2457 mutex_unlock(&spic_dev
.lock
);
2461 /* bluetooth subsystem power state */
2462 static void __sony_pic_set_bluetoothpower(u8 state
)
2465 if (spic_dev
.bluetooth_power
== state
)
2467 sony_pic_call2(0x96, state
);
2468 sony_pic_call1(0x82);
2469 spic_dev
.bluetooth_power
= state
;
2472 static ssize_t
sony_pic_bluetoothpower_store(struct device
*dev
,
2473 struct device_attribute
*attr
,
2474 const char *buffer
, size_t count
)
2476 unsigned long value
;
2480 value
= simple_strtoul(buffer
, NULL
, 10);
2481 mutex_lock(&spic_dev
.lock
);
2482 __sony_pic_set_bluetoothpower(value
);
2483 mutex_unlock(&spic_dev
.lock
);
2488 static ssize_t
sony_pic_bluetoothpower_show(struct device
*dev
,
2489 struct device_attribute
*attr
, char *buffer
)
2492 mutex_lock(&spic_dev
.lock
);
2493 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", spic_dev
.bluetooth_power
);
2494 mutex_unlock(&spic_dev
.lock
);
2499 /* FAN0 information (reverse engineered from ACPI tables) */
2500 #define SONY_PIC_FAN0_STATUS 0x93
2501 static int sony_pic_set_fanspeed(unsigned long value
)
2503 return ec_write(SONY_PIC_FAN0_STATUS
, value
);
2506 static int sony_pic_get_fanspeed(u8
*value
)
2508 return ec_read(SONY_PIC_FAN0_STATUS
, value
);
2511 static ssize_t
sony_pic_fanspeed_store(struct device
*dev
,
2512 struct device_attribute
*attr
,
2513 const char *buffer
, size_t count
)
2515 unsigned long value
;
2519 value
= simple_strtoul(buffer
, NULL
, 10);
2520 if (sony_pic_set_fanspeed(value
))
2526 static ssize_t
sony_pic_fanspeed_show(struct device
*dev
,
2527 struct device_attribute
*attr
, char *buffer
)
2530 if (sony_pic_get_fanspeed(&value
))
2533 return snprintf(buffer
, PAGE_SIZE
, "%d\n", value
);
2536 #define SPIC_ATTR(_name, _mode) \
2537 struct device_attribute spic_attr_##_name = __ATTR(_name, \
2538 _mode, sony_pic_## _name ##_show, \
2539 sony_pic_## _name ##_store)
2541 static SPIC_ATTR(bluetoothpower
, 0644);
2542 static SPIC_ATTR(wwanpower
, 0644);
2543 static SPIC_ATTR(fanspeed
, 0644);
2545 static struct attribute
*spic_attributes
[] = {
2546 &spic_attr_bluetoothpower
.attr
,
2547 &spic_attr_wwanpower
.attr
,
2548 &spic_attr_fanspeed
.attr
,
2552 static struct attribute_group spic_attribute_group
= {
2553 .attrs
= spic_attributes
2556 /******** SONYPI compatibility **********/
2557 #ifdef CONFIG_SONYPI_COMPAT
2559 /* battery / brightness / temperature addresses */
2560 #define SONYPI_BAT_FLAGS 0x81
2561 #define SONYPI_LCD_LIGHT 0x96
2562 #define SONYPI_BAT1_PCTRM 0xa0
2563 #define SONYPI_BAT1_LEFT 0xa2
2564 #define SONYPI_BAT1_MAXRT 0xa4
2565 #define SONYPI_BAT2_PCTRM 0xa8
2566 #define SONYPI_BAT2_LEFT 0xaa
2567 #define SONYPI_BAT2_MAXRT 0xac
2568 #define SONYPI_BAT1_MAXTK 0xb0
2569 #define SONYPI_BAT1_FULL 0xb2
2570 #define SONYPI_BAT2_MAXTK 0xb8
2571 #define SONYPI_BAT2_FULL 0xba
2572 #define SONYPI_TEMP_STATUS 0xC1
2574 struct sonypi_compat_s
{
2575 struct fasync_struct
*fifo_async
;
2577 spinlock_t fifo_lock
;
2578 wait_queue_head_t fifo_proc_list
;
2579 atomic_t open_count
;
2581 static struct sonypi_compat_s sonypi_compat
= {
2582 .open_count
= ATOMIC_INIT(0),
2585 static int sonypi_misc_fasync(int fd
, struct file
*filp
, int on
)
2587 return fasync_helper(fd
, filp
, on
, &sonypi_compat
.fifo_async
);
2590 static int sonypi_misc_release(struct inode
*inode
, struct file
*file
)
2592 atomic_dec(&sonypi_compat
.open_count
);
2596 static int sonypi_misc_open(struct inode
*inode
, struct file
*file
)
2598 /* Flush input queue on first open */
2599 unsigned long flags
;
2601 spin_lock_irqsave(&sonypi_compat
.fifo_lock
, flags
);
2603 if (atomic_inc_return(&sonypi_compat
.open_count
) == 1)
2604 kfifo_reset(&sonypi_compat
.fifo
);
2606 spin_unlock_irqrestore(&sonypi_compat
.fifo_lock
, flags
);
2611 static ssize_t
sonypi_misc_read(struct file
*file
, char __user
*buf
,
2612 size_t count
, loff_t
*pos
)
2617 if ((kfifo_len(&sonypi_compat
.fifo
) == 0) &&
2618 (file
->f_flags
& O_NONBLOCK
))
2621 ret
= wait_event_interruptible(sonypi_compat
.fifo_proc_list
,
2622 kfifo_len(&sonypi_compat
.fifo
) != 0);
2626 while (ret
< count
&&
2627 (kfifo_out_locked(&sonypi_compat
.fifo
, &c
, sizeof(c
),
2628 &sonypi_compat
.fifo_lock
) == sizeof(c
))) {
2629 if (put_user(c
, buf
++))
2635 struct inode
*inode
= file
->f_path
.dentry
->d_inode
;
2636 inode
->i_atime
= current_fs_time(inode
->i_sb
);
2642 static unsigned int sonypi_misc_poll(struct file
*file
, poll_table
*wait
)
2644 poll_wait(file
, &sonypi_compat
.fifo_proc_list
, wait
);
2645 if (kfifo_len(&sonypi_compat
.fifo
))
2646 return POLLIN
| POLLRDNORM
;
2650 static int ec_read16(u8 addr
, u16
*value
)
2653 if (ec_read(addr
, &val_lb
))
2655 if (ec_read(addr
+ 1, &val_hb
))
2657 *value
= val_lb
| (val_hb
<< 8);
2661 static long sonypi_misc_ioctl(struct file
*fp
, unsigned int cmd
,
2665 void __user
*argp
= (void __user
*)arg
;
2670 mutex_lock(&spic_dev
.lock
);
2672 case SONYPI_IOCGBRT
:
2673 if (sony_bl_props
.dev
== NULL
) {
2677 if (acpi_callgetfunc(sony_nc_acpi_handle
, "GBRT", &value
)) {
2681 val8
= ((value
& 0xff) - 1) << 5;
2682 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2685 case SONYPI_IOCSBRT
:
2686 if (sony_bl_props
.dev
== NULL
) {
2690 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2694 if (acpi_callsetfunc(sony_nc_acpi_handle
, "SBRT",
2695 (val8
>> 5) + 1, NULL
)) {
2699 /* sync the backlight device status */
2700 sony_bl_props
.dev
->props
.brightness
=
2701 sony_backlight_get_brightness(sony_bl_props
.dev
);
2703 case SONYPI_IOCGBAT1CAP
:
2704 if (ec_read16(SONYPI_BAT1_FULL
, &val16
)) {
2708 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2711 case SONYPI_IOCGBAT1REM
:
2712 if (ec_read16(SONYPI_BAT1_LEFT
, &val16
)) {
2716 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2719 case SONYPI_IOCGBAT2CAP
:
2720 if (ec_read16(SONYPI_BAT2_FULL
, &val16
)) {
2724 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2727 case SONYPI_IOCGBAT2REM
:
2728 if (ec_read16(SONYPI_BAT2_LEFT
, &val16
)) {
2732 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2735 case SONYPI_IOCGBATFLAGS
:
2736 if (ec_read(SONYPI_BAT_FLAGS
, &val8
)) {
2741 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2744 case SONYPI_IOCGBLUE
:
2745 val8
= spic_dev
.bluetooth_power
;
2746 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2749 case SONYPI_IOCSBLUE
:
2750 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2754 __sony_pic_set_bluetoothpower(val8
);
2757 case SONYPI_IOCGFAN
:
2758 if (sony_pic_get_fanspeed(&val8
)) {
2762 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2765 case SONYPI_IOCSFAN
:
2766 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2770 if (sony_pic_set_fanspeed(val8
))
2773 /* GET Temperature (useful under APM) */
2774 case SONYPI_IOCGTEMP
:
2775 if (ec_read(SONYPI_TEMP_STATUS
, &val8
)) {
2779 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2785 mutex_unlock(&spic_dev
.lock
);
2789 static const struct file_operations sonypi_misc_fops
= {
2790 .owner
= THIS_MODULE
,
2791 .read
= sonypi_misc_read
,
2792 .poll
= sonypi_misc_poll
,
2793 .open
= sonypi_misc_open
,
2794 .release
= sonypi_misc_release
,
2795 .fasync
= sonypi_misc_fasync
,
2796 .unlocked_ioctl
= sonypi_misc_ioctl
,
2797 .llseek
= noop_llseek
,
2800 static struct miscdevice sonypi_misc_device
= {
2801 .minor
= MISC_DYNAMIC_MINOR
,
2803 .fops
= &sonypi_misc_fops
,
2806 static void sonypi_compat_report_event(u8 event
)
2808 kfifo_in_locked(&sonypi_compat
.fifo
, (unsigned char *)&event
,
2809 sizeof(event
), &sonypi_compat
.fifo_lock
);
2810 kill_fasync(&sonypi_compat
.fifo_async
, SIGIO
, POLL_IN
);
2811 wake_up_interruptible(&sonypi_compat
.fifo_proc_list
);
2814 static int sonypi_compat_init(void)
2818 spin_lock_init(&sonypi_compat
.fifo_lock
);
2820 kfifo_alloc(&sonypi_compat
.fifo
, SONY_LAPTOP_BUF_SIZE
, GFP_KERNEL
);
2822 pr_err(DRV_PFX
"kfifo_alloc failed\n");
2826 init_waitqueue_head(&sonypi_compat
.fifo_proc_list
);
2829 sonypi_misc_device
.minor
= minor
;
2830 error
= misc_register(&sonypi_misc_device
);
2832 pr_err(DRV_PFX
"misc_register failed\n");
2833 goto err_free_kfifo
;
2836 pr_info(DRV_PFX
"device allocated minor is %d\n",
2837 sonypi_misc_device
.minor
);
2842 kfifo_free(&sonypi_compat
.fifo
);
2846 static void sonypi_compat_exit(void)
2848 misc_deregister(&sonypi_misc_device
);
2849 kfifo_free(&sonypi_compat
.fifo
);
2852 static int sonypi_compat_init(void) { return 0; }
2853 static void sonypi_compat_exit(void) { }
2854 static void sonypi_compat_report_event(u8 event
) { }
2855 #endif /* CONFIG_SONYPI_COMPAT */
2861 sony_pic_read_possible_resource(struct acpi_resource
*resource
, void *context
)
2864 struct sony_pic_dev
*dev
= (struct sony_pic_dev
*)context
;
2866 switch (resource
->type
) {
2867 case ACPI_RESOURCE_TYPE_START_DEPENDENT
:
2869 /* start IO enumeration */
2870 struct sony_pic_ioport
*ioport
= kzalloc(sizeof(*ioport
), GFP_KERNEL
);
2874 list_add(&ioport
->list
, &dev
->ioports
);
2878 case ACPI_RESOURCE_TYPE_END_DEPENDENT
:
2879 /* end IO enumeration */
2882 case ACPI_RESOURCE_TYPE_IRQ
:
2884 struct acpi_resource_irq
*p
= &resource
->data
.irq
;
2885 struct sony_pic_irq
*interrupt
= NULL
;
2886 if (!p
|| !p
->interrupt_count
) {
2888 * IRQ descriptors may have no IRQ# bits set,
2889 * particularly those those w/ _STA disabled
2891 dprintk("Blank IRQ resource\n");
2894 for (i
= 0; i
< p
->interrupt_count
; i
++) {
2895 if (!p
->interrupts
[i
]) {
2896 pr_warn(DRV_PFX
"Invalid IRQ %d\n",
2900 interrupt
= kzalloc(sizeof(*interrupt
),
2905 list_add(&interrupt
->list
, &dev
->interrupts
);
2906 interrupt
->irq
.triggering
= p
->triggering
;
2907 interrupt
->irq
.polarity
= p
->polarity
;
2908 interrupt
->irq
.sharable
= p
->sharable
;
2909 interrupt
->irq
.interrupt_count
= 1;
2910 interrupt
->irq
.interrupts
[0] = p
->interrupts
[i
];
2914 case ACPI_RESOURCE_TYPE_IO
:
2916 struct acpi_resource_io
*io
= &resource
->data
.io
;
2917 struct sony_pic_ioport
*ioport
=
2918 list_first_entry(&dev
->ioports
, struct sony_pic_ioport
, list
);
2920 dprintk("Blank IO resource\n");
2924 if (!ioport
->io1
.minimum
) {
2925 memcpy(&ioport
->io1
, io
, sizeof(*io
));
2926 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport
->io1
.minimum
,
2927 ioport
->io1
.address_length
);
2929 else if (!ioport
->io2
.minimum
) {
2930 memcpy(&ioport
->io2
, io
, sizeof(*io
));
2931 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport
->io2
.minimum
,
2932 ioport
->io2
.address_length
);
2935 pr_err(DRV_PFX
"Unknown SPIC Type, more than 2 IO Ports\n");
2941 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2944 case ACPI_RESOURCE_TYPE_END_TAG
:
2947 return AE_CTRL_TERMINATE
;
2950 static int sony_pic_possible_resources(struct acpi_device
*device
)
2953 acpi_status status
= AE_OK
;
2958 /* get device status */
2959 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2960 dprintk("Evaluating _STA\n");
2961 result
= acpi_bus_get_status(device
);
2963 pr_warn(DRV_PFX
"Unable to read status\n");
2967 if (!device
->status
.enabled
)
2968 dprintk("Device disabled\n");
2970 dprintk("Device enabled\n");
2973 * Query and parse 'method'
2975 dprintk("Evaluating %s\n", METHOD_NAME__PRS
);
2976 status
= acpi_walk_resources(device
->handle
, METHOD_NAME__PRS
,
2977 sony_pic_read_possible_resource
, &spic_dev
);
2978 if (ACPI_FAILURE(status
)) {
2979 pr_warn(DRV_PFX
"Failure evaluating %s\n",
2988 * Disable the spic device by calling its _DIS method
2990 static int sony_pic_disable(struct acpi_device
*device
)
2992 acpi_status ret
= acpi_evaluate_object(device
->handle
, "_DIS", NULL
,
2995 if (ACPI_FAILURE(ret
) && ret
!= AE_NOT_FOUND
)
2998 dprintk("Device disabled\n");
3004 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
3006 * Call _SRS to set current resources
3008 static int sony_pic_enable(struct acpi_device
*device
,
3009 struct sony_pic_ioport
*ioport
, struct sony_pic_irq
*irq
)
3013 /* Type 1 resource layout is:
3019 * Type 2 and 3 resource layout is:
3025 struct acpi_resource res1
;
3026 struct acpi_resource res2
;
3027 struct acpi_resource res3
;
3028 struct acpi_resource res4
;
3030 struct acpi_buffer buffer
= { 0, NULL
};
3032 if (!ioport
|| !irq
)
3035 /* init acpi_buffer */
3036 resource
= kzalloc(sizeof(*resource
) + 1, GFP_KERNEL
);
3040 buffer
.length
= sizeof(*resource
) + 1;
3041 buffer
.pointer
= resource
;
3043 /* setup Type 1 resources */
3044 if (spic_dev
.model
== SONYPI_DEVICE_TYPE1
) {
3046 /* setup io resources */
3047 resource
->res1
.type
= ACPI_RESOURCE_TYPE_IO
;
3048 resource
->res1
.length
= sizeof(struct acpi_resource
);
3049 memcpy(&resource
->res1
.data
.io
, &ioport
->io1
,
3050 sizeof(struct acpi_resource_io
));
3052 resource
->res2
.type
= ACPI_RESOURCE_TYPE_IO
;
3053 resource
->res2
.length
= sizeof(struct acpi_resource
);
3054 memcpy(&resource
->res2
.data
.io
, &ioport
->io2
,
3055 sizeof(struct acpi_resource_io
));
3057 /* setup irq resource */
3058 resource
->res3
.type
= ACPI_RESOURCE_TYPE_IRQ
;
3059 resource
->res3
.length
= sizeof(struct acpi_resource
);
3060 memcpy(&resource
->res3
.data
.irq
, &irq
->irq
,
3061 sizeof(struct acpi_resource_irq
));
3062 /* we requested a shared irq */
3063 resource
->res3
.data
.irq
.sharable
= ACPI_SHARED
;
3065 resource
->res4
.type
= ACPI_RESOURCE_TYPE_END_TAG
;
3068 /* setup Type 2/3 resources */
3070 /* setup io resource */
3071 resource
->res1
.type
= ACPI_RESOURCE_TYPE_IO
;
3072 resource
->res1
.length
= sizeof(struct acpi_resource
);
3073 memcpy(&resource
->res1
.data
.io
, &ioport
->io1
,
3074 sizeof(struct acpi_resource_io
));
3076 /* setup irq resource */
3077 resource
->res2
.type
= ACPI_RESOURCE_TYPE_IRQ
;
3078 resource
->res2
.length
= sizeof(struct acpi_resource
);
3079 memcpy(&resource
->res2
.data
.irq
, &irq
->irq
,
3080 sizeof(struct acpi_resource_irq
));
3081 /* we requested a shared irq */
3082 resource
->res2
.data
.irq
.sharable
= ACPI_SHARED
;
3084 resource
->res3
.type
= ACPI_RESOURCE_TYPE_END_TAG
;
3087 /* Attempt to set the resource */
3088 dprintk("Evaluating _SRS\n");
3089 status
= acpi_set_current_resources(device
->handle
, &buffer
);
3091 /* check for total failure */
3092 if (ACPI_FAILURE(status
)) {
3093 pr_err(DRV_PFX
"Error evaluating _SRS\n");
3098 /* Necessary device initializations calls (from sonypi) */
3099 sony_pic_call1(0x82);
3100 sony_pic_call2(0x81, 0xff);
3101 sony_pic_call1(compat
? 0x92 : 0x82);
3110 * ISR: some event is available
3113 static irqreturn_t
sony_pic_irq(int irq
, void *dev_id
)
3118 u8 device_event
= 0;
3120 struct sony_pic_dev
*dev
= (struct sony_pic_dev
*) dev_id
;
3122 ev
= inb_p(dev
->cur_ioport
->io1
.minimum
);
3123 if (dev
->cur_ioport
->io2
.minimum
)
3124 data_mask
= inb_p(dev
->cur_ioport
->io2
.minimum
);
3126 data_mask
= inb_p(dev
->cur_ioport
->io1
.minimum
+
3127 dev
->evport_offset
);
3129 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
3130 ev
, data_mask
, dev
->cur_ioport
->io1
.minimum
,
3131 dev
->evport_offset
);
3133 if (ev
== 0x00 || ev
== 0xff)
3136 for (i
= 0; dev
->event_types
[i
].mask
; i
++) {
3138 if ((data_mask
& dev
->event_types
[i
].data
) !=
3139 dev
->event_types
[i
].data
)
3142 if (!(mask
& dev
->event_types
[i
].mask
))
3145 for (j
= 0; dev
->event_types
[i
].events
[j
].event
; j
++) {
3146 if (ev
== dev
->event_types
[i
].events
[j
].data
) {
3148 dev
->event_types
[i
].events
[j
].event
;
3149 /* some events may require ignoring */
3156 /* Still not able to decode the event try to pass
3157 * it over to the minidriver
3159 if (dev
->handle_irq
&& dev
->handle_irq(data_mask
, ev
) == 0)
3162 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
3163 ev
, data_mask
, dev
->cur_ioport
->io1
.minimum
,
3164 dev
->evport_offset
);
3168 sony_laptop_report_input_event(device_event
);
3169 acpi_bus_generate_proc_event(dev
->acpi_dev
, 1, device_event
);
3170 sonypi_compat_report_event(device_event
);
3179 static int sony_pic_remove(struct acpi_device
*device
, int type
)
3181 struct sony_pic_ioport
*io
, *tmp_io
;
3182 struct sony_pic_irq
*irq
, *tmp_irq
;
3184 if (sony_pic_disable(device
)) {
3185 pr_err(DRV_PFX
"Couldn't disable device.\n");
3189 free_irq(spic_dev
.cur_irq
->irq
.interrupts
[0], &spic_dev
);
3190 release_region(spic_dev
.cur_ioport
->io1
.minimum
,
3191 spic_dev
.cur_ioport
->io1
.address_length
);
3192 if (spic_dev
.cur_ioport
->io2
.minimum
)
3193 release_region(spic_dev
.cur_ioport
->io2
.minimum
,
3194 spic_dev
.cur_ioport
->io2
.address_length
);
3196 sonypi_compat_exit();
3198 sony_laptop_remove_input();
3201 sysfs_remove_group(&sony_pf_device
->dev
.kobj
, &spic_attribute_group
);
3204 list_for_each_entry_safe(io
, tmp_io
, &spic_dev
.ioports
, list
) {
3205 list_del(&io
->list
);
3208 list_for_each_entry_safe(irq
, tmp_irq
, &spic_dev
.interrupts
, list
) {
3209 list_del(&irq
->list
);
3212 spic_dev
.cur_ioport
= NULL
;
3213 spic_dev
.cur_irq
= NULL
;
3215 dprintk(SONY_PIC_DRIVER_NAME
" removed.\n");
3219 static int sony_pic_add(struct acpi_device
*device
)
3222 struct sony_pic_ioport
*io
, *tmp_io
;
3223 struct sony_pic_irq
*irq
, *tmp_irq
;
3225 pr_info(DRV_PFX
"%s v%s.\n", SONY_PIC_DRIVER_NAME
,
3226 SONY_LAPTOP_DRIVER_VERSION
);
3228 spic_dev
.acpi_dev
= device
;
3229 strcpy(acpi_device_class(device
), "sony/hotkey");
3230 sony_pic_detect_device_type(&spic_dev
);
3231 mutex_init(&spic_dev
.lock
);
3233 /* read _PRS resources */
3234 result
= sony_pic_possible_resources(device
);
3236 pr_err(DRV_PFX
"Unable to read possible resources.\n");
3237 goto err_free_resources
;
3240 /* setup input devices and helper fifo */
3241 result
= sony_laptop_setup_input(device
);
3243 pr_err(DRV_PFX
"Unable to create input devices.\n");
3244 goto err_free_resources
;
3247 if (sonypi_compat_init())
3248 goto err_remove_input
;
3250 /* request io port */
3251 list_for_each_entry_reverse(io
, &spic_dev
.ioports
, list
) {
3252 if (request_region(io
->io1
.minimum
, io
->io1
.address_length
,
3253 "Sony Programmable I/O Device")) {
3254 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
3255 io
->io1
.minimum
, io
->io1
.maximum
,
3256 io
->io1
.address_length
);
3257 /* Type 1 have 2 ioports */
3258 if (io
->io2
.minimum
) {
3259 if (request_region(io
->io2
.minimum
,
3260 io
->io2
.address_length
,
3261 "Sony Programmable I/O Device")) {
3262 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
3263 io
->io2
.minimum
, io
->io2
.maximum
,
3264 io
->io2
.address_length
);
3265 spic_dev
.cur_ioport
= io
;
3269 dprintk("Unable to get I/O port2: "
3270 "0x%.4x (0x%.4x) + 0x%.2x\n",
3271 io
->io2
.minimum
, io
->io2
.maximum
,
3272 io
->io2
.address_length
);
3273 release_region(io
->io1
.minimum
,
3274 io
->io1
.address_length
);
3278 spic_dev
.cur_ioport
= io
;
3283 if (!spic_dev
.cur_ioport
) {
3284 pr_err(DRV_PFX
"Failed to request_region.\n");
3286 goto err_remove_compat
;
3290 list_for_each_entry_reverse(irq
, &spic_dev
.interrupts
, list
) {
3291 if (!request_irq(irq
->irq
.interrupts
[0], sony_pic_irq
,
3292 IRQF_DISABLED
, "sony-laptop", &spic_dev
)) {
3293 dprintk("IRQ: %d - triggering: %d - "
3294 "polarity: %d - shr: %d\n",
3295 irq
->irq
.interrupts
[0],
3296 irq
->irq
.triggering
,
3299 spic_dev
.cur_irq
= irq
;
3303 if (!spic_dev
.cur_irq
) {
3304 pr_err(DRV_PFX
"Failed to request_irq.\n");
3306 goto err_release_region
;
3309 /* set resource status _SRS */
3310 result
= sony_pic_enable(device
, spic_dev
.cur_ioport
, spic_dev
.cur_irq
);
3312 pr_err(DRV_PFX
"Couldn't enable device.\n");
3316 spic_dev
.bluetooth_power
= -1;
3317 /* create device attributes */
3318 result
= sony_pf_add();
3320 goto err_disable_device
;
3322 result
= sysfs_create_group(&sony_pf_device
->dev
.kobj
, &spic_attribute_group
);
3332 sony_pic_disable(device
);
3335 free_irq(spic_dev
.cur_irq
->irq
.interrupts
[0], &spic_dev
);
3338 release_region(spic_dev
.cur_ioport
->io1
.minimum
,
3339 spic_dev
.cur_ioport
->io1
.address_length
);
3340 if (spic_dev
.cur_ioport
->io2
.minimum
)
3341 release_region(spic_dev
.cur_ioport
->io2
.minimum
,
3342 spic_dev
.cur_ioport
->io2
.address_length
);
3345 sonypi_compat_exit();
3348 sony_laptop_remove_input();
3351 list_for_each_entry_safe(io
, tmp_io
, &spic_dev
.ioports
, list
) {
3352 list_del(&io
->list
);
3355 list_for_each_entry_safe(irq
, tmp_irq
, &spic_dev
.interrupts
, list
) {
3356 list_del(&irq
->list
);
3359 spic_dev
.cur_ioport
= NULL
;
3360 spic_dev
.cur_irq
= NULL
;
3365 static int sony_pic_suspend(struct acpi_device
*device
, pm_message_t state
)
3367 if (sony_pic_disable(device
))
3372 static int sony_pic_resume(struct acpi_device
*device
)
3374 sony_pic_enable(device
, spic_dev
.cur_ioport
, spic_dev
.cur_irq
);
3378 static const struct acpi_device_id sony_pic_device_ids
[] = {
3383 static struct acpi_driver sony_pic_driver
= {
3384 .name
= SONY_PIC_DRIVER_NAME
,
3385 .class = SONY_PIC_CLASS
,
3386 .ids
= sony_pic_device_ids
,
3387 .owner
= THIS_MODULE
,
3389 .add
= sony_pic_add
,
3390 .remove
= sony_pic_remove
,
3391 .suspend
= sony_pic_suspend
,
3392 .resume
= sony_pic_resume
,
3396 static struct dmi_system_id __initdata sonypi_dmi_table
[] = {
3398 .ident
= "Sony Vaio",
3400 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
3401 DMI_MATCH(DMI_PRODUCT_NAME
, "PCG-"),
3405 .ident
= "Sony Vaio",
3407 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
3408 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-"),
3414 static int __init
sony_laptop_init(void)
3418 if (!no_spic
&& dmi_check_system(sonypi_dmi_table
)) {
3419 result
= acpi_bus_register_driver(&sony_pic_driver
);
3421 pr_err(DRV_PFX
"Unable to register SPIC driver.");
3424 spic_drv_registered
= 1;
3427 result
= acpi_bus_register_driver(&sony_nc_driver
);
3429 pr_err(DRV_PFX
"Unable to register SNC driver.");
3430 goto out_unregister_pic
;
3436 if (spic_drv_registered
)
3437 acpi_bus_unregister_driver(&sony_pic_driver
);
3442 static void __exit
sony_laptop_exit(void)
3444 acpi_bus_unregister_driver(&sony_nc_driver
);
3445 if (spic_drv_registered
)
3446 acpi_bus_unregister_driver(&sony_pic_driver
);
3449 module_init(sony_laptop_init
);
3450 module_exit(sony_laptop_exit
);