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 enum sony_nc_rfkill
{
149 static int sony_rfkill_handle
;
150 static struct rfkill
*sony_rfkill_devices
[N_SONY_RFKILL
];
151 static int sony_rfkill_address
[N_SONY_RFKILL
] = {0x300, 0x500, 0x700, 0x900};
152 static void sony_nc_rfkill_update(void);
154 /*********** Input Devices ***********/
156 #define SONY_LAPTOP_BUF_SIZE 128
157 struct sony_laptop_input_s
{
159 struct input_dev
*jog_dev
;
160 struct input_dev
*key_dev
;
162 spinlock_t fifo_lock
;
163 struct timer_list release_key_timer
;
166 static struct sony_laptop_input_s sony_laptop_input
= {
167 .users
= ATOMIC_INIT(0),
170 struct sony_laptop_keypress
{
171 struct input_dev
*dev
;
175 /* Correspondance table between sonypi events
176 * and input layer indexes in the keymap
178 static int sony_laptop_input_index
[] = {
180 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
181 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
182 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
183 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
184 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
185 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
186 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
187 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
188 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
189 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
190 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
191 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
192 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
193 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
194 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
195 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
196 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
197 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
198 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
199 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
200 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
201 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
202 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
203 17, /* 24 SONYPI_EVENT_FNKEY_1 */
204 18, /* 25 SONYPI_EVENT_FNKEY_2 */
205 19, /* 26 SONYPI_EVENT_FNKEY_D */
206 20, /* 27 SONYPI_EVENT_FNKEY_E */
207 21, /* 28 SONYPI_EVENT_FNKEY_F */
208 22, /* 29 SONYPI_EVENT_FNKEY_S */
209 23, /* 30 SONYPI_EVENT_FNKEY_B */
210 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
211 25, /* 32 SONYPI_EVENT_PKEY_P1 */
212 26, /* 33 SONYPI_EVENT_PKEY_P2 */
213 27, /* 34 SONYPI_EVENT_PKEY_P3 */
214 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
215 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
216 -1, /* 37 SONYPI_EVENT_LID_OPENED */
217 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
218 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
219 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
220 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
221 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
222 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
223 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
224 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
225 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
226 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
227 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
228 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
229 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
230 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
231 43, /* 52 SONYPI_EVENT_MEYE_FACE */
232 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
233 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
234 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
235 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
236 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
237 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
238 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
239 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
240 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
241 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
242 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
243 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
244 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
245 53, /* 66 SONYPI_EVENT_PKEY_P4 */
246 54, /* 67 SONYPI_EVENT_PKEY_P5 */
247 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
248 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
249 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
250 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
251 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
252 59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */
255 static int sony_laptop_input_keycode_map
[] = {
256 KEY_CAMERA
, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
257 KEY_RESERVED
, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
258 KEY_RESERVED
, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
259 KEY_RESERVED
, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
260 KEY_FN_ESC
, /* 4 SONYPI_EVENT_FNKEY_ESC */
261 KEY_FN_F1
, /* 5 SONYPI_EVENT_FNKEY_F1 */
262 KEY_FN_F2
, /* 6 SONYPI_EVENT_FNKEY_F2 */
263 KEY_FN_F3
, /* 7 SONYPI_EVENT_FNKEY_F3 */
264 KEY_FN_F4
, /* 8 SONYPI_EVENT_FNKEY_F4 */
265 KEY_FN_F5
, /* 9 SONYPI_EVENT_FNKEY_F5 */
266 KEY_FN_F6
, /* 10 SONYPI_EVENT_FNKEY_F6 */
267 KEY_FN_F7
, /* 11 SONYPI_EVENT_FNKEY_F7 */
268 KEY_FN_F8
, /* 12 SONYPI_EVENT_FNKEY_F8 */
269 KEY_FN_F9
, /* 13 SONYPI_EVENT_FNKEY_F9 */
270 KEY_FN_F10
, /* 14 SONYPI_EVENT_FNKEY_F10 */
271 KEY_FN_F11
, /* 15 SONYPI_EVENT_FNKEY_F11 */
272 KEY_FN_F12
, /* 16 SONYPI_EVENT_FNKEY_F12 */
273 KEY_FN_F1
, /* 17 SONYPI_EVENT_FNKEY_1 */
274 KEY_FN_F2
, /* 18 SONYPI_EVENT_FNKEY_2 */
275 KEY_FN_D
, /* 19 SONYPI_EVENT_FNKEY_D */
276 KEY_FN_E
, /* 20 SONYPI_EVENT_FNKEY_E */
277 KEY_FN_F
, /* 21 SONYPI_EVENT_FNKEY_F */
278 KEY_FN_S
, /* 22 SONYPI_EVENT_FNKEY_S */
279 KEY_FN_B
, /* 23 SONYPI_EVENT_FNKEY_B */
280 KEY_BLUETOOTH
, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
281 KEY_PROG1
, /* 25 SONYPI_EVENT_PKEY_P1 */
282 KEY_PROG2
, /* 26 SONYPI_EVENT_PKEY_P2 */
283 KEY_PROG3
, /* 27 SONYPI_EVENT_PKEY_P3 */
284 KEY_BACK
, /* 28 SONYPI_EVENT_BACK_PRESSED */
285 KEY_BLUETOOTH
, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
286 KEY_BLUETOOTH
, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
287 KEY_HELP
, /* 31 SONYPI_EVENT_HELP_PRESSED */
288 KEY_FN
, /* 32 SONYPI_EVENT_FNKEY_ONLY */
289 KEY_RESERVED
, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
290 KEY_RESERVED
, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
291 KEY_RESERVED
, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
292 KEY_RESERVED
, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
293 KEY_RESERVED
, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
294 KEY_RESERVED
, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
295 KEY_RESERVED
, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
296 KEY_RESERVED
, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
297 KEY_ZOOM
, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
298 BTN_THUMB
, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
299 KEY_RESERVED
, /* 43 SONYPI_EVENT_MEYE_FACE */
300 KEY_RESERVED
, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
301 KEY_RESERVED
, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
302 KEY_RESERVED
, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
303 KEY_WLAN
, /* 47 SONYPI_EVENT_WIRELESS_ON */
304 KEY_WLAN
, /* 48 SONYPI_EVENT_WIRELESS_OFF */
305 KEY_ZOOMIN
, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
306 KEY_ZOOMOUT
, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
307 KEY_EJECTCD
, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
308 KEY_F13
, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
309 KEY_PROG4
, /* 53 SONYPI_EVENT_PKEY_P4 */
310 KEY_F14
, /* 54 SONYPI_EVENT_PKEY_P5 */
311 KEY_F15
, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
312 KEY_VOLUMEUP
, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
313 KEY_VOLUMEDOWN
, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
314 KEY_MEDIA
, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
315 KEY_VENDOR
, /* 59 SONYPI_EVENT_VENDOR_PRESSED */
318 /* release buttons after a short delay if pressed */
319 static void do_sony_laptop_release_key(unsigned long unused
)
321 struct sony_laptop_keypress kp
;
324 spin_lock_irqsave(&sony_laptop_input
.fifo_lock
, flags
);
326 if (kfifo_out(&sony_laptop_input
.fifo
,
327 (unsigned char *)&kp
, sizeof(kp
)) == sizeof(kp
)) {
328 input_report_key(kp
.dev
, kp
.key
, 0);
332 /* If there is something in the fifo schedule next release. */
333 if (kfifo_len(&sony_laptop_input
.fifo
) != 0)
334 mod_timer(&sony_laptop_input
.release_key_timer
,
335 jiffies
+ msecs_to_jiffies(10));
337 spin_unlock_irqrestore(&sony_laptop_input
.fifo_lock
, flags
);
340 /* forward event to the input subsystem */
341 static void sony_laptop_report_input_event(u8 event
)
343 struct input_dev
*jog_dev
= sony_laptop_input
.jog_dev
;
344 struct input_dev
*key_dev
= sony_laptop_input
.key_dev
;
345 struct sony_laptop_keypress kp
= { NULL
};
347 if (event
== SONYPI_EVENT_FNKEY_RELEASED
||
348 event
== SONYPI_EVENT_ANYBUTTON_RELEASED
) {
349 /* Nothing, not all VAIOs generate this event */
356 case SONYPI_EVENT_JOGDIAL_UP
:
357 case SONYPI_EVENT_JOGDIAL_UP_PRESSED
:
358 input_report_rel(jog_dev
, REL_WHEEL
, 1);
362 case SONYPI_EVENT_JOGDIAL_DOWN
:
363 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED
:
364 input_report_rel(jog_dev
, REL_WHEEL
, -1);
369 case SONYPI_EVENT_JOGDIAL_PRESSED
:
375 if (event
>= ARRAY_SIZE(sony_laptop_input_index
)) {
376 dprintk("sony_laptop_report_input_event, event not known: %d\n", event
);
379 if (sony_laptop_input_index
[event
] != -1) {
380 kp
.key
= sony_laptop_input_keycode_map
[sony_laptop_input_index
[event
]];
381 if (kp
.key
!= KEY_UNKNOWN
)
388 input_report_key(kp
.dev
, kp
.key
, 1);
389 /* we emit the scancode so we can always remap the key */
390 input_event(kp
.dev
, EV_MSC
, MSC_SCAN
, event
);
393 /* schedule key release */
394 kfifo_in_locked(&sony_laptop_input
.fifo
,
395 (unsigned char *)&kp
, sizeof(kp
),
396 &sony_laptop_input
.fifo_lock
);
397 mod_timer(&sony_laptop_input
.release_key_timer
,
398 jiffies
+ msecs_to_jiffies(10));
400 dprintk("unknown input event %.2x\n", event
);
403 static int sony_laptop_setup_input(struct acpi_device
*acpi_device
)
405 struct input_dev
*jog_dev
;
406 struct input_dev
*key_dev
;
410 /* don't run again if already initialized */
411 if (atomic_add_return(1, &sony_laptop_input
.users
) > 1)
415 spin_lock_init(&sony_laptop_input
.fifo_lock
);
416 error
= kfifo_alloc(&sony_laptop_input
.fifo
,
417 SONY_LAPTOP_BUF_SIZE
, GFP_KERNEL
);
419 pr_err(DRV_PFX
"kfifo_alloc failed\n");
423 setup_timer(&sony_laptop_input
.release_key_timer
,
424 do_sony_laptop_release_key
, 0);
427 key_dev
= input_allocate_device();
433 key_dev
->name
= "Sony Vaio Keys";
434 key_dev
->id
.bustype
= BUS_ISA
;
435 key_dev
->id
.vendor
= PCI_VENDOR_ID_SONY
;
436 key_dev
->dev
.parent
= &acpi_device
->dev
;
438 /* Initialize the Input Drivers: special keys */
439 input_set_capability(key_dev
, EV_MSC
, MSC_SCAN
);
441 __set_bit(EV_KEY
, key_dev
->evbit
);
442 key_dev
->keycodesize
= sizeof(sony_laptop_input_keycode_map
[0]);
443 key_dev
->keycodemax
= ARRAY_SIZE(sony_laptop_input_keycode_map
);
444 key_dev
->keycode
= &sony_laptop_input_keycode_map
;
445 for (i
= 0; i
< ARRAY_SIZE(sony_laptop_input_keycode_map
); i
++)
446 __set_bit(sony_laptop_input_keycode_map
[i
], key_dev
->keybit
);
447 __clear_bit(KEY_RESERVED
, key_dev
->keybit
);
449 error
= input_register_device(key_dev
);
451 goto err_free_keydev
;
453 sony_laptop_input
.key_dev
= key_dev
;
456 jog_dev
= input_allocate_device();
459 goto err_unregister_keydev
;
462 jog_dev
->name
= "Sony Vaio Jogdial";
463 jog_dev
->id
.bustype
= BUS_ISA
;
464 jog_dev
->id
.vendor
= PCI_VENDOR_ID_SONY
;
465 key_dev
->dev
.parent
= &acpi_device
->dev
;
467 input_set_capability(jog_dev
, EV_KEY
, BTN_MIDDLE
);
468 input_set_capability(jog_dev
, EV_REL
, REL_WHEEL
);
470 error
= input_register_device(jog_dev
);
472 goto err_free_jogdev
;
474 sony_laptop_input
.jog_dev
= jog_dev
;
479 input_free_device(jog_dev
);
481 err_unregister_keydev
:
482 input_unregister_device(key_dev
);
483 /* to avoid kref underflow below at input_free_device */
487 input_free_device(key_dev
);
490 kfifo_free(&sony_laptop_input
.fifo
);
493 atomic_dec(&sony_laptop_input
.users
);
497 static void sony_laptop_remove_input(void)
499 struct sony_laptop_keypress kp
= { NULL
};
501 /* Cleanup only after the last user has gone */
502 if (!atomic_dec_and_test(&sony_laptop_input
.users
))
505 del_timer_sync(&sony_laptop_input
.release_key_timer
);
508 * Generate key-up events for remaining keys. Note that we don't
509 * need locking since nobody is adding new events to the kfifo.
511 while (kfifo_out(&sony_laptop_input
.fifo
,
512 (unsigned char *)&kp
, sizeof(kp
)) == sizeof(kp
)) {
513 input_report_key(kp
.dev
, kp
.key
, 0);
517 /* destroy input devs */
518 input_unregister_device(sony_laptop_input
.key_dev
);
519 sony_laptop_input
.key_dev
= NULL
;
521 if (sony_laptop_input
.jog_dev
) {
522 input_unregister_device(sony_laptop_input
.jog_dev
);
523 sony_laptop_input
.jog_dev
= NULL
;
526 kfifo_free(&sony_laptop_input
.fifo
);
529 /*********** Platform Device ***********/
531 static atomic_t sony_pf_users
= ATOMIC_INIT(0);
532 static struct platform_driver sony_pf_driver
= {
534 .name
= "sony-laptop",
535 .owner
= THIS_MODULE
,
538 static struct platform_device
*sony_pf_device
;
540 static int sony_pf_add(void)
544 /* don't run again if already initialized */
545 if (atomic_add_return(1, &sony_pf_users
) > 1)
548 ret
= platform_driver_register(&sony_pf_driver
);
552 sony_pf_device
= platform_device_alloc("sony-laptop", -1);
553 if (!sony_pf_device
) {
555 goto out_platform_registered
;
558 ret
= platform_device_add(sony_pf_device
);
560 goto out_platform_alloced
;
564 out_platform_alloced
:
565 platform_device_put(sony_pf_device
);
566 sony_pf_device
= NULL
;
567 out_platform_registered
:
568 platform_driver_unregister(&sony_pf_driver
);
570 atomic_dec(&sony_pf_users
);
574 static void sony_pf_remove(void)
576 /* deregister only after the last user has gone */
577 if (!atomic_dec_and_test(&sony_pf_users
))
580 platform_device_unregister(sony_pf_device
);
581 platform_driver_unregister(&sony_pf_driver
);
584 /*********** SNC (SNY5001) Device ***********/
586 /* the device uses 1-based values, while the backlight subsystem uses
588 #define SONY_MAX_BRIGHTNESS 8
590 #define SNC_VALIDATE_IN 0
591 #define SNC_VALIDATE_OUT 1
593 static ssize_t
sony_nc_sysfs_show(struct device
*, struct device_attribute
*,
595 static ssize_t
sony_nc_sysfs_store(struct device
*, struct device_attribute
*,
596 const char *, size_t);
597 static int boolean_validate(const int, const int);
598 static int brightness_default_validate(const int, const int);
600 struct sony_nc_value
{
601 char *name
; /* name of the entry */
602 char **acpiget
; /* names of the ACPI get function */
603 char **acpiset
; /* names of the ACPI set function */
604 int (*validate
)(const int, const int); /* input/output validation */
605 int value
; /* current setting */
606 int valid
; /* Has ever been set */
607 int debug
; /* active only in debug mode ? */
608 struct device_attribute devattr
; /* sysfs atribute */
611 #define SNC_HANDLE_NAMES(_name, _values...) \
612 static char *snc_##_name[] = { _values, NULL }
614 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
616 .name = __stringify(_name), \
617 .acpiget = _getters, \
618 .acpiset = _setters, \
619 .validate = _validate, \
621 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
624 #define SNC_HANDLE_NULL { .name = NULL }
626 SNC_HANDLE_NAMES(fnkey_get
, "GHKE");
628 SNC_HANDLE_NAMES(brightness_def_get
, "GPBR");
629 SNC_HANDLE_NAMES(brightness_def_set
, "SPBR");
631 SNC_HANDLE_NAMES(cdpower_get
, "GCDP");
632 SNC_HANDLE_NAMES(cdpower_set
, "SCDP", "CDPW");
634 SNC_HANDLE_NAMES(audiopower_get
, "GAZP");
635 SNC_HANDLE_NAMES(audiopower_set
, "AZPW");
637 SNC_HANDLE_NAMES(lanpower_get
, "GLNP");
638 SNC_HANDLE_NAMES(lanpower_set
, "LNPW");
640 SNC_HANDLE_NAMES(lidstate_get
, "GLID");
642 SNC_HANDLE_NAMES(indicatorlamp_get
, "GILS");
643 SNC_HANDLE_NAMES(indicatorlamp_set
, "SILS");
645 SNC_HANDLE_NAMES(gainbass_get
, "GMGB");
646 SNC_HANDLE_NAMES(gainbass_set
, "CMGB");
648 SNC_HANDLE_NAMES(PID_get
, "GPID");
650 SNC_HANDLE_NAMES(CTR_get
, "GCTR");
651 SNC_HANDLE_NAMES(CTR_set
, "SCTR");
653 SNC_HANDLE_NAMES(PCR_get
, "GPCR");
654 SNC_HANDLE_NAMES(PCR_set
, "SPCR");
656 SNC_HANDLE_NAMES(CMI_get
, "GCMI");
657 SNC_HANDLE_NAMES(CMI_set
, "SCMI");
659 static struct sony_nc_value sony_nc_values
[] = {
660 SNC_HANDLE(brightness_default
, snc_brightness_def_get
,
661 snc_brightness_def_set
, brightness_default_validate
, 0),
662 SNC_HANDLE(fnkey
, snc_fnkey_get
, NULL
, NULL
, 0),
663 SNC_HANDLE(cdpower
, snc_cdpower_get
, snc_cdpower_set
, boolean_validate
, 0),
664 SNC_HANDLE(audiopower
, snc_audiopower_get
, snc_audiopower_set
,
665 boolean_validate
, 0),
666 SNC_HANDLE(lanpower
, snc_lanpower_get
, snc_lanpower_set
,
667 boolean_validate
, 1),
668 SNC_HANDLE(lidstate
, snc_lidstate_get
, NULL
,
669 boolean_validate
, 0),
670 SNC_HANDLE(indicatorlamp
, snc_indicatorlamp_get
, snc_indicatorlamp_set
,
671 boolean_validate
, 0),
672 SNC_HANDLE(gainbass
, snc_gainbass_get
, snc_gainbass_set
,
673 boolean_validate
, 0),
674 /* unknown methods */
675 SNC_HANDLE(PID
, snc_PID_get
, NULL
, NULL
, 1),
676 SNC_HANDLE(CTR
, snc_CTR_get
, snc_CTR_set
, NULL
, 1),
677 SNC_HANDLE(PCR
, snc_PCR_get
, snc_PCR_set
, NULL
, 1),
678 SNC_HANDLE(CMI
, snc_CMI_get
, snc_CMI_set
, NULL
, 1),
682 static acpi_handle sony_nc_acpi_handle
;
683 static struct acpi_device
*sony_nc_acpi_device
= NULL
;
686 * acpi_evaluate_object wrappers
688 static int acpi_callgetfunc(acpi_handle handle
, char *name
, int *result
)
690 struct acpi_buffer output
;
691 union acpi_object out_obj
;
694 output
.length
= sizeof(out_obj
);
695 output
.pointer
= &out_obj
;
697 status
= acpi_evaluate_object(handle
, name
, NULL
, &output
);
698 if ((status
== AE_OK
) && (out_obj
.type
== ACPI_TYPE_INTEGER
)) {
699 *result
= out_obj
.integer
.value
;
703 pr_warn(DRV_PFX
"acpi_callreadfunc failed\n");
708 static int acpi_callsetfunc(acpi_handle handle
, char *name
, int value
,
711 struct acpi_object_list params
;
712 union acpi_object in_obj
;
713 struct acpi_buffer output
;
714 union acpi_object out_obj
;
718 params
.pointer
= &in_obj
;
719 in_obj
.type
= ACPI_TYPE_INTEGER
;
720 in_obj
.integer
.value
= value
;
722 output
.length
= sizeof(out_obj
);
723 output
.pointer
= &out_obj
;
725 status
= acpi_evaluate_object(handle
, name
, ¶ms
, &output
);
726 if (status
== AE_OK
) {
727 if (result
!= NULL
) {
728 if (out_obj
.type
!= ACPI_TYPE_INTEGER
) {
729 pr_warn(DRV_PFX
"acpi_evaluate_object bad "
733 *result
= out_obj
.integer
.value
;
738 pr_warn(DRV_PFX
"acpi_evaluate_object failed\n");
743 struct sony_nc_handles
{
745 struct device_attribute devattr
;
748 static struct sony_nc_handles
*handles
;
750 static ssize_t
sony_nc_handles_show(struct device
*dev
,
751 struct device_attribute
*attr
, char *buffer
)
756 for (i
= 0; i
< ARRAY_SIZE(handles
->cap
); i
++) {
757 len
+= snprintf(buffer
+ len
, PAGE_SIZE
- len
, "0x%.4x ",
760 len
+= snprintf(buffer
+ len
, PAGE_SIZE
- len
, "\n");
765 static int sony_nc_handles_setup(struct platform_device
*pd
)
770 handles
= kzalloc(sizeof(*handles
), GFP_KERNEL
);
772 sysfs_attr_init(&handles
->devattr
.attr
);
773 handles
->devattr
.attr
.name
= "handles";
774 handles
->devattr
.attr
.mode
= S_IRUGO
;
775 handles
->devattr
.show
= sony_nc_handles_show
;
777 for (i
= 0; i
< ARRAY_SIZE(handles
->cap
); i
++) {
778 if (!acpi_callsetfunc(sony_nc_acpi_handle
,
779 "SN00", i
+ 0x20, &result
)) {
780 dprintk("caching handle 0x%.4x (offset: 0x%.2x)\n",
782 handles
->cap
[i
] = result
;
786 /* allow reading capabilities via sysfs */
787 if (device_create_file(&pd
->dev
, &handles
->devattr
)) {
796 static int sony_nc_handles_cleanup(struct platform_device
*pd
)
799 device_remove_file(&pd
->dev
, &handles
->devattr
);
806 static int sony_find_snc_handle(int handle
)
809 for (i
= 0; i
< 0x10; i
++) {
810 if (handles
->cap
[i
] == handle
) {
811 dprintk("found handle 0x%.4x (offset: 0x%.2x)\n",
816 dprintk("handle 0x%.4x not found\n", handle
);
820 static int sony_call_snc_handle(int handle
, int argument
, int *result
)
823 int offset
= sony_find_snc_handle(handle
);
828 ret
= acpi_callsetfunc(sony_nc_acpi_handle
, "SN07", offset
| argument
,
830 dprintk("called SN07 with 0x%.4x (result: 0x%.4x)\n", offset
| argument
,
836 * sony_nc_values input/output validate functions
839 /* brightness_default_validate:
841 * manipulate input output values to keep consistency with the
842 * backlight framework for which brightness values are 0-based.
844 static int brightness_default_validate(const int direction
, const int value
)
847 case SNC_VALIDATE_OUT
:
849 case SNC_VALIDATE_IN
:
850 if (value
>= 0 && value
< SONY_MAX_BRIGHTNESS
)
858 * on input validate boolean values 0/1, on output just pass the
861 static int boolean_validate(const int direction
, const int value
)
863 if (direction
== SNC_VALIDATE_IN
) {
864 if (value
!= 0 && value
!= 1)
871 * Sysfs show/store common to all sony_nc_values
873 static ssize_t
sony_nc_sysfs_show(struct device
*dev
, struct device_attribute
*attr
,
877 struct sony_nc_value
*item
=
878 container_of(attr
, struct sony_nc_value
, devattr
);
883 if (acpi_callgetfunc(sony_nc_acpi_handle
, *item
->acpiget
, &value
) < 0)
887 value
= item
->validate(SNC_VALIDATE_OUT
, value
);
889 return snprintf(buffer
, PAGE_SIZE
, "%d\n", value
);
892 static ssize_t
sony_nc_sysfs_store(struct device
*dev
,
893 struct device_attribute
*attr
,
894 const char *buffer
, size_t count
)
897 struct sony_nc_value
*item
=
898 container_of(attr
, struct sony_nc_value
, devattr
);
906 value
= simple_strtoul(buffer
, NULL
, 10);
909 value
= item
->validate(SNC_VALIDATE_IN
, value
);
914 if (acpi_callsetfunc(sony_nc_acpi_handle
, *item
->acpiset
, value
, NULL
) < 0)
925 static int sony_backlight_update_status(struct backlight_device
*bd
)
927 return acpi_callsetfunc(sony_nc_acpi_handle
, "SBRT",
928 bd
->props
.brightness
+ 1, NULL
);
931 static int sony_backlight_get_brightness(struct backlight_device
*bd
)
935 if (acpi_callgetfunc(sony_nc_acpi_handle
, "GBRT", &value
))
937 /* brightness levels are 1-based, while backlight ones are 0-based */
941 static int sony_nc_get_brightness_ng(struct backlight_device
*bd
)
944 int *handle
= (int *)bl_get_data(bd
);
946 sony_call_snc_handle(*handle
, 0x0200, &result
);
948 return result
& 0xff;
951 static int sony_nc_update_status_ng(struct backlight_device
*bd
)
954 int *handle
= (int *)bl_get_data(bd
);
956 value
= bd
->props
.brightness
;
957 sony_call_snc_handle(*handle
, 0x0100 | (value
<< 16), &result
);
959 return sony_nc_get_brightness_ng(bd
);
962 static const struct backlight_ops sony_backlight_ops
= {
963 .options
= BL_CORE_SUSPENDRESUME
,
964 .update_status
= sony_backlight_update_status
,
965 .get_brightness
= sony_backlight_get_brightness
,
967 static const struct backlight_ops sony_backlight_ng_ops
= {
968 .options
= BL_CORE_SUSPENDRESUME
,
969 .update_status
= sony_nc_update_status_ng
,
970 .get_brightness
= sony_nc_get_brightness_ng
,
972 static int backlight_ng_handle
;
973 static struct backlight_device
*sony_backlight_device
;
976 * New SNC-only Vaios event mapping to driver known keys
978 struct sony_nc_event
{
983 static struct sony_nc_event sony_100_events
[] = {
984 { 0x90, SONYPI_EVENT_PKEY_P1
},
985 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED
},
986 { 0x91, SONYPI_EVENT_PKEY_P2
},
987 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED
},
988 { 0x81, SONYPI_EVENT_FNKEY_F1
},
989 { 0x01, SONYPI_EVENT_FNKEY_RELEASED
},
990 { 0x82, SONYPI_EVENT_FNKEY_F2
},
991 { 0x02, SONYPI_EVENT_FNKEY_RELEASED
},
992 { 0x83, SONYPI_EVENT_FNKEY_F3
},
993 { 0x03, SONYPI_EVENT_FNKEY_RELEASED
},
994 { 0x84, SONYPI_EVENT_FNKEY_F4
},
995 { 0x04, SONYPI_EVENT_FNKEY_RELEASED
},
996 { 0x85, SONYPI_EVENT_FNKEY_F5
},
997 { 0x05, SONYPI_EVENT_FNKEY_RELEASED
},
998 { 0x86, SONYPI_EVENT_FNKEY_F6
},
999 { 0x06, SONYPI_EVENT_FNKEY_RELEASED
},
1000 { 0x87, SONYPI_EVENT_FNKEY_F7
},
1001 { 0x07, SONYPI_EVENT_FNKEY_RELEASED
},
1002 { 0x89, SONYPI_EVENT_FNKEY_F9
},
1003 { 0x09, SONYPI_EVENT_FNKEY_RELEASED
},
1004 { 0x8A, SONYPI_EVENT_FNKEY_F10
},
1005 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED
},
1006 { 0x8C, SONYPI_EVENT_FNKEY_F12
},
1007 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED
},
1008 { 0x9d, SONYPI_EVENT_ZOOM_PRESSED
},
1009 { 0x1d, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1010 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED
},
1011 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1012 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED
},
1013 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1014 { 0xa4, SONYPI_EVENT_CD_EJECT_PRESSED
},
1015 { 0x24, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1016 { 0xa5, SONYPI_EVENT_VENDOR_PRESSED
},
1017 { 0x25, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1018 { 0xa6, SONYPI_EVENT_HELP_PRESSED
},
1019 { 0x26, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1023 static struct sony_nc_event sony_127_events
[] = {
1024 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED
},
1025 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1026 { 0x82, SONYPI_EVENT_PKEY_P1
},
1027 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1028 { 0x83, SONYPI_EVENT_PKEY_P2
},
1029 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1030 { 0x84, SONYPI_EVENT_PKEY_P3
},
1031 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1032 { 0x85, SONYPI_EVENT_PKEY_P4
},
1033 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1034 { 0x86, SONYPI_EVENT_PKEY_P5
},
1035 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1036 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED
},
1037 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1044 static void sony_nc_notify(struct acpi_device
*device
, u32 event
)
1049 /* New-style event */
1054 if (sony_find_snc_handle(0x100) == ev
)
1056 if (sony_find_snc_handle(0x127) == ev
)
1060 struct sony_nc_event
*key_event
;
1062 if (sony_call_snc_handle(key_handle
, 0x200, &result
)) {
1063 dprintk("sony_nc_notify, unable to decode"
1064 " event 0x%.2x 0x%.2x\n", key_handle
,
1066 /* restore the original event */
1071 if (key_handle
== 0x100)
1072 key_event
= sony_100_events
;
1074 key_event
= sony_127_events
;
1076 for (; key_event
->data
; key_event
++) {
1077 if (key_event
->data
== ev
) {
1078 ev
= key_event
->event
;
1083 if (!key_event
->data
)
1085 "Unknown event: 0x%x 0x%x\n",
1089 sony_laptop_report_input_event(ev
);
1091 } else if (sony_find_snc_handle(sony_rfkill_handle
) == ev
) {
1092 sony_nc_rfkill_update();
1096 sony_laptop_report_input_event(ev
);
1098 dprintk("sony_nc_notify, event: 0x%.2x\n", ev
);
1099 acpi_bus_generate_proc_event(sony_nc_acpi_device
, 1, ev
);
1102 static acpi_status
sony_walk_callback(acpi_handle handle
, u32 level
,
1103 void *context
, void **return_value
)
1105 struct acpi_device_info
*info
;
1107 if (ACPI_SUCCESS(acpi_get_object_info(handle
, &info
))) {
1108 pr_warn(DRV_PFX
"method: name: %4.4s, args %X\n",
1109 (char *)&info
->name
, info
->param_count
);
1120 static int sony_nc_function_setup(struct acpi_device
*device
)
1124 /* Enable all events */
1125 acpi_callsetfunc(sony_nc_acpi_handle
, "SN02", 0xffff, &result
);
1128 sony_call_snc_handle(0x0100, 0, &result
);
1129 sony_call_snc_handle(0x0101, 0, &result
);
1130 sony_call_snc_handle(0x0102, 0x100, &result
);
1131 sony_call_snc_handle(0x0127, 0, &result
);
1136 static int sony_nc_resume(struct acpi_device
*device
)
1138 struct sony_nc_value
*item
;
1141 for (item
= sony_nc_values
; item
->name
; item
++) {
1146 ret
= acpi_callsetfunc(sony_nc_acpi_handle
, *item
->acpiset
,
1149 pr_err(DRV_PFX
"%s: %d\n", __func__
, ret
);
1154 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "ECON",
1156 if (acpi_callsetfunc(sony_nc_acpi_handle
, "ECON", 1, NULL
))
1157 dprintk("ECON Method failed\n");
1160 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "SN00",
1162 dprintk("Doing SNC setup\n");
1163 sony_nc_function_setup(device
);
1166 /* re-read rfkill state */
1167 sony_nc_rfkill_update();
1172 static void sony_nc_rfkill_cleanup(void)
1176 for (i
= 0; i
< N_SONY_RFKILL
; i
++) {
1177 if (sony_rfkill_devices
[i
]) {
1178 rfkill_unregister(sony_rfkill_devices
[i
]);
1179 rfkill_destroy(sony_rfkill_devices
[i
]);
1184 static int sony_nc_rfkill_set(void *data
, bool blocked
)
1187 int argument
= sony_rfkill_address
[(long) data
] + 0x100;
1190 argument
|= 0xff0000;
1192 return sony_call_snc_handle(sony_rfkill_handle
, argument
, &result
);
1195 static const struct rfkill_ops sony_rfkill_ops
= {
1196 .set_block
= sony_nc_rfkill_set
,
1199 static int sony_nc_setup_rfkill(struct acpi_device
*device
,
1200 enum sony_nc_rfkill nc_type
)
1204 enum rfkill_type type
;
1211 type
= RFKILL_TYPE_WLAN
;
1214 case SONY_BLUETOOTH
:
1215 type
= RFKILL_TYPE_BLUETOOTH
;
1216 name
= "sony-bluetooth";
1219 type
= RFKILL_TYPE_WWAN
;
1223 type
= RFKILL_TYPE_WIMAX
;
1224 name
= "sony-wimax";
1230 rfk
= rfkill_alloc(name
, &device
->dev
, type
,
1231 &sony_rfkill_ops
, (void *)nc_type
);
1235 sony_call_snc_handle(sony_rfkill_handle
, 0x200, &result
);
1236 hwblock
= !(result
& 0x1);
1237 rfkill_set_hw_state(rfk
, hwblock
);
1239 err
= rfkill_register(rfk
);
1241 rfkill_destroy(rfk
);
1244 sony_rfkill_devices
[nc_type
] = rfk
;
1248 static void sony_nc_rfkill_update(void)
1250 enum sony_nc_rfkill i
;
1254 sony_call_snc_handle(sony_rfkill_handle
, 0x200, &result
);
1255 hwblock
= !(result
& 0x1);
1257 for (i
= 0; i
< N_SONY_RFKILL
; i
++) {
1258 int argument
= sony_rfkill_address
[i
];
1260 if (!sony_rfkill_devices
[i
])
1264 if (rfkill_set_hw_state(sony_rfkill_devices
[i
], true)) {
1265 /* we already know we're blocked */
1270 sony_call_snc_handle(sony_rfkill_handle
, argument
, &result
);
1271 rfkill_set_states(sony_rfkill_devices
[i
],
1272 !(result
& 0xf), false);
1276 static void sony_nc_rfkill_setup(struct acpi_device
*device
)
1281 struct acpi_object_list params
;
1282 union acpi_object in_obj
;
1283 union acpi_object
*device_enum
;
1284 struct acpi_buffer buffer
= { ACPI_ALLOCATE_BUFFER
, NULL
};
1286 offset
= sony_find_snc_handle(0x124);
1288 offset
= sony_find_snc_handle(0x135);
1292 sony_rfkill_handle
= 0x135;
1294 sony_rfkill_handle
= 0x124;
1295 dprintk("Found rkfill handle: 0x%.4x\n", sony_rfkill_handle
);
1297 /* need to read the whole buffer returned by the acpi call to SN06
1298 * here otherwise we may miss some features
1301 params
.pointer
= &in_obj
;
1302 in_obj
.type
= ACPI_TYPE_INTEGER
;
1303 in_obj
.integer
.value
= offset
;
1304 status
= acpi_evaluate_object(sony_nc_acpi_handle
, "SN06", ¶ms
,
1306 if (ACPI_FAILURE(status
)) {
1307 dprintk("Radio device enumeration failed\n");
1311 device_enum
= (union acpi_object
*) buffer
.pointer
;
1312 if (!device_enum
|| device_enum
->type
!= ACPI_TYPE_BUFFER
) {
1313 pr_err(DRV_PFX
"Invalid SN06 return object 0x%.2x\n",
1318 /* the buffer is filled with magic numbers describing the devices
1319 * available, 0xff terminates the enumeration
1321 for (i
= 0; i
< device_enum
->buffer
.length
; i
++) {
1323 dev_code
= *(device_enum
->buffer
.pointer
+ i
);
1324 if (dev_code
== 0xff)
1327 dprintk("Radio devices, looking at 0x%.2x\n", dev_code
);
1329 if (dev_code
== 0 && !sony_rfkill_devices
[SONY_WIFI
])
1330 sony_nc_setup_rfkill(device
, SONY_WIFI
);
1332 if (dev_code
== 0x10 && !sony_rfkill_devices
[SONY_BLUETOOTH
])
1333 sony_nc_setup_rfkill(device
, SONY_BLUETOOTH
);
1335 if ((0xf0 & dev_code
) == 0x20 &&
1336 !sony_rfkill_devices
[SONY_WWAN
])
1337 sony_nc_setup_rfkill(device
, SONY_WWAN
);
1339 if (dev_code
== 0x30 && !sony_rfkill_devices
[SONY_WIMAX
])
1340 sony_nc_setup_rfkill(device
, SONY_WIMAX
);
1344 kfree(buffer
.pointer
);
1348 /* Keyboard backlight feature */
1349 #define KBDBL_HANDLER 0x137
1350 #define KBDBL_PRESENT 0xB00
1351 #define SET_MODE 0xC00
1352 #define SET_TIMEOUT 0xE00
1354 struct kbd_backlight
{
1357 struct device_attribute mode_attr
;
1358 struct device_attribute timeout_attr
;
1361 static struct kbd_backlight
*kbdbl_handle
;
1363 static ssize_t
__sony_nc_kbd_backlight_mode_set(u8 value
)
1370 if (sony_call_snc_handle(KBDBL_HANDLER
,
1371 (value
<< 0x10) | SET_MODE
, &result
))
1374 kbdbl_handle
->mode
= value
;
1379 static ssize_t
sony_nc_kbd_backlight_mode_store(struct device
*dev
,
1380 struct device_attribute
*attr
,
1381 const char *buffer
, size_t count
)
1384 unsigned long value
;
1389 if (strict_strtoul(buffer
, 10, &value
))
1392 ret
= __sony_nc_kbd_backlight_mode_set(value
);
1399 static ssize_t
sony_nc_kbd_backlight_mode_show(struct device
*dev
,
1400 struct device_attribute
*attr
, char *buffer
)
1403 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", kbdbl_handle
->mode
);
1407 static int __sony_nc_kbd_backlight_timeout_set(u8 value
)
1414 if (sony_call_snc_handle(KBDBL_HANDLER
,
1415 (value
<< 0x10) | SET_TIMEOUT
, &result
))
1418 kbdbl_handle
->timeout
= value
;
1423 static ssize_t
sony_nc_kbd_backlight_timeout_store(struct device
*dev
,
1424 struct device_attribute
*attr
,
1425 const char *buffer
, size_t count
)
1428 unsigned long value
;
1433 if (strict_strtoul(buffer
, 10, &value
))
1436 ret
= __sony_nc_kbd_backlight_timeout_set(value
);
1443 static ssize_t
sony_nc_kbd_backlight_timeout_show(struct device
*dev
,
1444 struct device_attribute
*attr
, char *buffer
)
1447 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", kbdbl_handle
->timeout
);
1451 static int sony_nc_kbd_backlight_setup(struct platform_device
*pd
)
1455 if (sony_call_snc_handle(0x137, KBDBL_PRESENT
, &result
))
1457 if (!(result
& 0x02))
1460 kbdbl_handle
= kzalloc(sizeof(*kbdbl_handle
), GFP_KERNEL
);
1462 sysfs_attr_init(&kbdbl_handle
->mode_attr
.attr
);
1463 kbdbl_handle
->mode_attr
.attr
.name
= "kbd_backlight";
1464 kbdbl_handle
->mode_attr
.attr
.mode
= S_IRUGO
| S_IWUSR
;
1465 kbdbl_handle
->mode_attr
.show
= sony_nc_kbd_backlight_mode_show
;
1466 kbdbl_handle
->mode_attr
.store
= sony_nc_kbd_backlight_mode_store
;
1468 sysfs_attr_init(&kbdbl_handle
->timeout_attr
.attr
);
1469 kbdbl_handle
->timeout_attr
.attr
.name
= "kbd_backlight_timeout";
1470 kbdbl_handle
->timeout_attr
.attr
.mode
= S_IRUGO
| S_IWUSR
;
1471 kbdbl_handle
->timeout_attr
.show
= sony_nc_kbd_backlight_timeout_show
;
1472 kbdbl_handle
->timeout_attr
.store
= sony_nc_kbd_backlight_timeout_store
;
1474 if (device_create_file(&pd
->dev
, &kbdbl_handle
->mode_attr
))
1477 if (device_create_file(&pd
->dev
, &kbdbl_handle
->timeout_attr
))
1480 __sony_nc_kbd_backlight_mode_set(kbd_backlight
);
1481 __sony_nc_kbd_backlight_timeout_set(kbd_backlight_timeout
);
1486 device_remove_file(&pd
->dev
, &kbdbl_handle
->mode_attr
);
1488 kfree(kbdbl_handle
);
1489 kbdbl_handle
= NULL
;
1493 static int sony_nc_kbd_backlight_cleanup(struct platform_device
*pd
)
1496 device_remove_file(&pd
->dev
, &kbdbl_handle
->mode_attr
);
1497 device_remove_file(&pd
->dev
, &kbdbl_handle
->timeout_attr
);
1498 kfree(kbdbl_handle
);
1503 static void sony_nc_backlight_setup(void)
1506 int max_brightness
= 0;
1507 const struct backlight_ops
*ops
= NULL
;
1508 struct backlight_properties props
;
1510 if (sony_find_snc_handle(0x12f) != -1) {
1511 backlight_ng_handle
= 0x12f;
1512 ops
= &sony_backlight_ng_ops
;
1513 max_brightness
= 0xff;
1515 } else if (sony_find_snc_handle(0x137) != -1) {
1516 backlight_ng_handle
= 0x137;
1517 ops
= &sony_backlight_ng_ops
;
1518 max_brightness
= 0xff;
1520 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "GBRT",
1522 ops
= &sony_backlight_ops
;
1523 max_brightness
= SONY_MAX_BRIGHTNESS
- 1;
1528 memset(&props
, 0, sizeof(struct backlight_properties
));
1529 props
.type
= BACKLIGHT_PLATFORM
;
1530 props
.max_brightness
= max_brightness
;
1531 sony_backlight_device
= backlight_device_register("sony", NULL
,
1532 &backlight_ng_handle
,
1535 if (IS_ERR(sony_backlight_device
)) {
1536 pr_warning(DRV_PFX
"unable to register backlight device\n");
1537 sony_backlight_device
= NULL
;
1539 sony_backlight_device
->props
.brightness
=
1540 ops
->get_brightness(sony_backlight_device
);
1543 static void sony_nc_backlight_cleanup(void)
1545 if (sony_backlight_device
)
1546 backlight_device_unregister(sony_backlight_device
);
1549 static int sony_nc_add(struct acpi_device
*device
)
1554 struct sony_nc_value
*item
;
1556 pr_info(DRV_PFX
"%s v%s.\n", SONY_NC_DRIVER_NAME
,
1557 SONY_LAPTOP_DRIVER_VERSION
);
1559 sony_nc_acpi_device
= device
;
1560 strcpy(acpi_device_class(device
), "sony/hotkey");
1562 sony_nc_acpi_handle
= device
->handle
;
1564 /* read device status */
1565 result
= acpi_bus_get_status(device
);
1566 /* bail IFF the above call was successful and the device is not present */
1567 if (!result
&& !device
->status
.present
) {
1568 dprintk("Device not present\n");
1573 result
= sony_pf_add();
1578 status
= acpi_walk_namespace(ACPI_TYPE_METHOD
,
1579 sony_nc_acpi_handle
, 1, sony_walk_callback
,
1581 if (ACPI_FAILURE(status
)) {
1582 pr_warn(DRV_PFX
"unable to walk acpi resources\n");
1588 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "ECON",
1590 if (acpi_callsetfunc(sony_nc_acpi_handle
, "ECON", 1, NULL
))
1591 dprintk("ECON Method failed\n");
1594 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "SN00",
1596 dprintk("Doing SNC setup\n");
1597 if (sony_nc_handles_setup(sony_pf_device
))
1599 if (sony_nc_kbd_backlight_setup(sony_pf_device
))
1601 sony_nc_function_setup(device
);
1602 sony_nc_rfkill_setup(device
);
1605 /* setup input devices and helper fifo */
1606 result
= sony_laptop_setup_input(device
);
1608 pr_err(DRV_PFX
"Unable to create input devices.\n");
1609 goto outkbdbacklight
;
1612 if (acpi_video_backlight_support()) {
1613 pr_info(DRV_PFX
"brightness ignored, must be "
1614 "controlled by ACPI video driver\n");
1616 sony_nc_backlight_setup();
1619 /* create sony_pf sysfs attributes related to the SNC device */
1620 for (item
= sony_nc_values
; item
->name
; ++item
) {
1622 if (!debug
&& item
->debug
)
1625 /* find the available acpiget as described in the DSDT */
1626 for (; item
->acpiget
&& *item
->acpiget
; ++item
->acpiget
) {
1627 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
,
1630 dprintk("Found %s getter: %s\n",
1631 item
->name
, *item
->acpiget
);
1632 item
->devattr
.attr
.mode
|= S_IRUGO
;
1637 /* find the available acpiset as described in the DSDT */
1638 for (; item
->acpiset
&& *item
->acpiset
; ++item
->acpiset
) {
1639 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
,
1642 dprintk("Found %s setter: %s\n",
1643 item
->name
, *item
->acpiset
);
1644 item
->devattr
.attr
.mode
|= S_IWUSR
;
1649 if (item
->devattr
.attr
.mode
!= 0) {
1651 device_create_file(&sony_pf_device
->dev
,
1661 for (item
= sony_nc_values
; item
->name
; ++item
) {
1662 device_remove_file(&sony_pf_device
->dev
, &item
->devattr
);
1664 sony_nc_backlight_cleanup();
1666 sony_laptop_remove_input();
1669 sony_nc_kbd_backlight_cleanup(sony_pf_device
);
1672 sony_nc_handles_cleanup(sony_pf_device
);
1678 sony_nc_rfkill_cleanup();
1682 static int sony_nc_remove(struct acpi_device
*device
, int type
)
1684 struct sony_nc_value
*item
;
1686 sony_nc_backlight_cleanup();
1688 sony_nc_acpi_device
= NULL
;
1690 for (item
= sony_nc_values
; item
->name
; ++item
) {
1691 device_remove_file(&sony_pf_device
->dev
, &item
->devattr
);
1694 sony_nc_kbd_backlight_cleanup(sony_pf_device
);
1695 sony_nc_handles_cleanup(sony_pf_device
);
1697 sony_laptop_remove_input();
1698 sony_nc_rfkill_cleanup();
1699 dprintk(SONY_NC_DRIVER_NAME
" removed.\n");
1704 static const struct acpi_device_id sony_device_ids
[] = {
1709 MODULE_DEVICE_TABLE(acpi
, sony_device_ids
);
1711 static const struct acpi_device_id sony_nc_device_ids
[] = {
1716 static struct acpi_driver sony_nc_driver
= {
1717 .name
= SONY_NC_DRIVER_NAME
,
1718 .class = SONY_NC_CLASS
,
1719 .ids
= sony_nc_device_ids
,
1720 .owner
= THIS_MODULE
,
1723 .remove
= sony_nc_remove
,
1724 .resume
= sony_nc_resume
,
1725 .notify
= sony_nc_notify
,
1729 /*********** SPIC (SNY6001) Device ***********/
1731 #define SONYPI_DEVICE_TYPE1 0x00000001
1732 #define SONYPI_DEVICE_TYPE2 0x00000002
1733 #define SONYPI_DEVICE_TYPE3 0x00000004
1735 #define SONYPI_TYPE1_OFFSET 0x04
1736 #define SONYPI_TYPE2_OFFSET 0x12
1737 #define SONYPI_TYPE3_OFFSET 0x12
1739 struct sony_pic_ioport
{
1740 struct acpi_resource_io io1
;
1741 struct acpi_resource_io io2
;
1742 struct list_head list
;
1745 struct sony_pic_irq
{
1746 struct acpi_resource_irq irq
;
1747 struct list_head list
;
1750 struct sonypi_eventtypes
{
1753 struct sonypi_event
*events
;
1756 struct sony_pic_dev
{
1757 struct acpi_device
*acpi_dev
;
1758 struct sony_pic_irq
*cur_irq
;
1759 struct sony_pic_ioport
*cur_ioport
;
1760 struct list_head interrupts
;
1761 struct list_head ioports
;
1763 struct sonypi_eventtypes
*event_types
;
1764 int (*handle_irq
)(const u8
, const u8
);
1772 static struct sony_pic_dev spic_dev
= {
1773 .interrupts
= LIST_HEAD_INIT(spic_dev
.interrupts
),
1774 .ioports
= LIST_HEAD_INIT(spic_dev
.ioports
),
1777 static int spic_drv_registered
;
1780 #define SONYPI_JOGGER_MASK 0x00000001
1781 #define SONYPI_CAPTURE_MASK 0x00000002
1782 #define SONYPI_FNKEY_MASK 0x00000004
1783 #define SONYPI_BLUETOOTH_MASK 0x00000008
1784 #define SONYPI_PKEY_MASK 0x00000010
1785 #define SONYPI_BACK_MASK 0x00000020
1786 #define SONYPI_HELP_MASK 0x00000040
1787 #define SONYPI_LID_MASK 0x00000080
1788 #define SONYPI_ZOOM_MASK 0x00000100
1789 #define SONYPI_THUMBPHRASE_MASK 0x00000200
1790 #define SONYPI_MEYE_MASK 0x00000400
1791 #define SONYPI_MEMORYSTICK_MASK 0x00000800
1792 #define SONYPI_BATTERY_MASK 0x00001000
1793 #define SONYPI_WIRELESS_MASK 0x00002000
1795 struct sonypi_event
{
1800 /* The set of possible button release events */
1801 static struct sonypi_event sonypi_releaseev
[] = {
1802 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1806 /* The set of possible jogger events */
1807 static struct sonypi_event sonypi_joggerev
[] = {
1808 { 0x1f, SONYPI_EVENT_JOGDIAL_UP
},
1809 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN
},
1810 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED
},
1811 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED
},
1812 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP
},
1813 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN
},
1814 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED
},
1815 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED
},
1816 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP
},
1817 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN
},
1818 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED
},
1819 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED
},
1820 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED
},
1824 /* The set of possible capture button events */
1825 static struct sonypi_event sonypi_captureev
[] = {
1826 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED
},
1827 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED
},
1828 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED
},
1829 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED
},
1833 /* The set of possible fnkeys events */
1834 static struct sonypi_event sonypi_fnkeyev
[] = {
1835 { 0x10, SONYPI_EVENT_FNKEY_ESC
},
1836 { 0x11, SONYPI_EVENT_FNKEY_F1
},
1837 { 0x12, SONYPI_EVENT_FNKEY_F2
},
1838 { 0x13, SONYPI_EVENT_FNKEY_F3
},
1839 { 0x14, SONYPI_EVENT_FNKEY_F4
},
1840 { 0x15, SONYPI_EVENT_FNKEY_F5
},
1841 { 0x16, SONYPI_EVENT_FNKEY_F6
},
1842 { 0x17, SONYPI_EVENT_FNKEY_F7
},
1843 { 0x18, SONYPI_EVENT_FNKEY_F8
},
1844 { 0x19, SONYPI_EVENT_FNKEY_F9
},
1845 { 0x1a, SONYPI_EVENT_FNKEY_F10
},
1846 { 0x1b, SONYPI_EVENT_FNKEY_F11
},
1847 { 0x1c, SONYPI_EVENT_FNKEY_F12
},
1848 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED
},
1849 { 0x21, SONYPI_EVENT_FNKEY_1
},
1850 { 0x22, SONYPI_EVENT_FNKEY_2
},
1851 { 0x31, SONYPI_EVENT_FNKEY_D
},
1852 { 0x32, SONYPI_EVENT_FNKEY_E
},
1853 { 0x33, SONYPI_EVENT_FNKEY_F
},
1854 { 0x34, SONYPI_EVENT_FNKEY_S
},
1855 { 0x35, SONYPI_EVENT_FNKEY_B
},
1856 { 0x36, SONYPI_EVENT_FNKEY_ONLY
},
1860 /* The set of possible program key events */
1861 static struct sonypi_event sonypi_pkeyev
[] = {
1862 { 0x01, SONYPI_EVENT_PKEY_P1
},
1863 { 0x02, SONYPI_EVENT_PKEY_P2
},
1864 { 0x04, SONYPI_EVENT_PKEY_P3
},
1865 { 0x20, SONYPI_EVENT_PKEY_P1
},
1869 /* The set of possible bluetooth events */
1870 static struct sonypi_event sonypi_blueev
[] = {
1871 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED
},
1872 { 0x59, SONYPI_EVENT_BLUETOOTH_ON
},
1873 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF
},
1877 /* The set of possible wireless events */
1878 static struct sonypi_event sonypi_wlessev
[] = {
1879 { 0x59, SONYPI_EVENT_IGNORE
},
1880 { 0x5a, SONYPI_EVENT_IGNORE
},
1884 /* The set of possible back button events */
1885 static struct sonypi_event sonypi_backev
[] = {
1886 { 0x20, SONYPI_EVENT_BACK_PRESSED
},
1890 /* The set of possible help button events */
1891 static struct sonypi_event sonypi_helpev
[] = {
1892 { 0x3b, SONYPI_EVENT_HELP_PRESSED
},
1897 /* The set of possible lid events */
1898 static struct sonypi_event sonypi_lidev
[] = {
1899 { 0x51, SONYPI_EVENT_LID_CLOSED
},
1900 { 0x50, SONYPI_EVENT_LID_OPENED
},
1904 /* The set of possible zoom events */
1905 static struct sonypi_event sonypi_zoomev
[] = {
1906 { 0x39, SONYPI_EVENT_ZOOM_PRESSED
},
1907 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED
},
1908 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED
},
1909 { 0x04, SONYPI_EVENT_ZOOM_PRESSED
},
1913 /* The set of possible thumbphrase events */
1914 static struct sonypi_event sonypi_thumbphraseev
[] = {
1915 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED
},
1919 /* The set of possible motioneye camera events */
1920 static struct sonypi_event sonypi_meyeev
[] = {
1921 { 0x00, SONYPI_EVENT_MEYE_FACE
},
1922 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE
},
1926 /* The set of possible memorystick events */
1927 static struct sonypi_event sonypi_memorystickev
[] = {
1928 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT
},
1929 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT
},
1933 /* The set of possible battery events */
1934 static struct sonypi_event sonypi_batteryev
[] = {
1935 { 0x20, SONYPI_EVENT_BATTERY_INSERT
},
1936 { 0x30, SONYPI_EVENT_BATTERY_REMOVE
},
1940 /* The set of possible volume events */
1941 static struct sonypi_event sonypi_volumeev
[] = {
1942 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED
},
1943 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED
},
1947 /* The set of possible brightness events */
1948 static struct sonypi_event sonypi_brightnessev
[] = {
1949 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED
},
1953 static struct sonypi_eventtypes type1_events
[] = {
1954 { 0, 0xffffffff, sonypi_releaseev
},
1955 { 0x70, SONYPI_MEYE_MASK
, sonypi_meyeev
},
1956 { 0x30, SONYPI_LID_MASK
, sonypi_lidev
},
1957 { 0x60, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
1958 { 0x10, SONYPI_JOGGER_MASK
, sonypi_joggerev
},
1959 { 0x20, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
1960 { 0x30, SONYPI_BLUETOOTH_MASK
, sonypi_blueev
},
1961 { 0x40, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1962 { 0x30, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
1963 { 0x40, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
1966 static struct sonypi_eventtypes type2_events
[] = {
1967 { 0, 0xffffffff, sonypi_releaseev
},
1968 { 0x38, SONYPI_LID_MASK
, sonypi_lidev
},
1969 { 0x11, SONYPI_JOGGER_MASK
, sonypi_joggerev
},
1970 { 0x61, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
1971 { 0x21, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
1972 { 0x31, SONYPI_BLUETOOTH_MASK
, sonypi_blueev
},
1973 { 0x08, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1974 { 0x11, SONYPI_BACK_MASK
, sonypi_backev
},
1975 { 0x21, SONYPI_HELP_MASK
, sonypi_helpev
},
1976 { 0x21, SONYPI_ZOOM_MASK
, sonypi_zoomev
},
1977 { 0x20, SONYPI_THUMBPHRASE_MASK
, sonypi_thumbphraseev
},
1978 { 0x31, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
1979 { 0x41, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
1980 { 0x31, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1983 static struct sonypi_eventtypes type3_events
[] = {
1984 { 0, 0xffffffff, sonypi_releaseev
},
1985 { 0x21, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
1986 { 0x31, SONYPI_WIRELESS_MASK
, sonypi_wlessev
},
1987 { 0x31, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
1988 { 0x41, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
1989 { 0x31, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1990 { 0x05, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1991 { 0x05, SONYPI_ZOOM_MASK
, sonypi_zoomev
},
1992 { 0x05, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
1993 { 0x05, SONYPI_PKEY_MASK
, sonypi_volumeev
},
1994 { 0x05, SONYPI_PKEY_MASK
, sonypi_brightnessev
},
1998 /* low level spic calls */
1999 #define ITERATIONS_LONG 10000
2000 #define ITERATIONS_SHORT 10
2001 #define wait_on_command(command, iterations) { \
2002 unsigned int n = iterations; \
2003 while (--n && (command)) \
2006 dprintk("command failed at %s : %s (line %d)\n", \
2007 __FILE__, __func__, __LINE__); \
2010 static u8
sony_pic_call1(u8 dev
)
2014 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2016 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2017 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2018 v2
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2019 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev
, (v2
<< 8) | v1
);
2023 static u8
sony_pic_call2(u8 dev
, u8 fn
)
2027 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2029 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2030 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2,
2032 outb(fn
, spic_dev
.cur_ioport
->io1
.minimum
);
2033 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2034 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev
, fn
, v1
);
2038 static u8
sony_pic_call3(u8 dev
, u8 fn
, u8 v
)
2042 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2043 outb(dev
, spic_dev
.cur_ioport
->io1
.minimum
+ 4);
2044 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2045 outb(fn
, spic_dev
.cur_ioport
->io1
.minimum
);
2046 wait_on_command(inb_p(spic_dev
.cur_ioport
->io1
.minimum
+ 4) & 2, ITERATIONS_LONG
);
2047 outb(v
, spic_dev
.cur_ioport
->io1
.minimum
);
2048 v1
= inb_p(spic_dev
.cur_ioport
->io1
.minimum
);
2049 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
2055 * minidrivers for SPIC models
2057 static int type3_handle_irq(const u8 data_mask
, const u8 ev
)
2060 * 0x31 could mean we have to take some extra action and wait for
2061 * the next irq for some Type3 models, it will generate a new
2062 * irq and we can read new data from the device:
2063 * - 0x5c and 0x5f requires 0xA0
2064 * - 0x61 requires 0xB3
2066 if (data_mask
== 0x31) {
2067 if (ev
== 0x5c || ev
== 0x5f)
2068 sony_pic_call1(0xA0);
2069 else if (ev
== 0x61)
2070 sony_pic_call1(0xB3);
2076 static void sony_pic_detect_device_type(struct sony_pic_dev
*dev
)
2078 struct pci_dev
*pcidev
;
2080 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2081 PCI_DEVICE_ID_INTEL_82371AB_3
, NULL
);
2083 dev
->model
= SONYPI_DEVICE_TYPE1
;
2084 dev
->evport_offset
= SONYPI_TYPE1_OFFSET
;
2085 dev
->event_types
= type1_events
;
2089 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2090 PCI_DEVICE_ID_INTEL_ICH6_1
, NULL
);
2092 dev
->model
= SONYPI_DEVICE_TYPE2
;
2093 dev
->evport_offset
= SONYPI_TYPE2_OFFSET
;
2094 dev
->event_types
= type2_events
;
2098 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2099 PCI_DEVICE_ID_INTEL_ICH7_1
, NULL
);
2101 dev
->model
= SONYPI_DEVICE_TYPE3
;
2102 dev
->handle_irq
= type3_handle_irq
;
2103 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2104 dev
->event_types
= type3_events
;
2108 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2109 PCI_DEVICE_ID_INTEL_ICH8_4
, NULL
);
2111 dev
->model
= SONYPI_DEVICE_TYPE3
;
2112 dev
->handle_irq
= type3_handle_irq
;
2113 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2114 dev
->event_types
= type3_events
;
2118 pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
2119 PCI_DEVICE_ID_INTEL_ICH9_1
, NULL
);
2121 dev
->model
= SONYPI_DEVICE_TYPE3
;
2122 dev
->handle_irq
= type3_handle_irq
;
2123 dev
->evport_offset
= SONYPI_TYPE3_OFFSET
;
2124 dev
->event_types
= type3_events
;
2129 dev
->model
= SONYPI_DEVICE_TYPE2
;
2130 dev
->evport_offset
= SONYPI_TYPE2_OFFSET
;
2131 dev
->event_types
= type2_events
;
2135 pci_dev_put(pcidev
);
2137 pr_info(DRV_PFX
"detected Type%d model\n",
2138 dev
->model
== SONYPI_DEVICE_TYPE1
? 1 :
2139 dev
->model
== SONYPI_DEVICE_TYPE2
? 2 : 3);
2142 /* camera tests and poweron/poweroff */
2143 #define SONYPI_CAMERA_PICTURE 5
2144 #define SONYPI_CAMERA_CONTROL 0x10
2146 #define SONYPI_CAMERA_BRIGHTNESS 0
2147 #define SONYPI_CAMERA_CONTRAST 1
2148 #define SONYPI_CAMERA_HUE 2
2149 #define SONYPI_CAMERA_COLOR 3
2150 #define SONYPI_CAMERA_SHARPNESS 4
2152 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
2153 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
2154 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
2155 #define SONYPI_CAMERA_MUTE_MASK 0x40
2157 /* the rest don't need a loop until not 0xff */
2158 #define SONYPI_CAMERA_AGC 6
2159 #define SONYPI_CAMERA_AGC_MASK 0x30
2160 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
2162 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
2163 #define SONYPI_CAMERA_CONTROL 0x10
2165 #define SONYPI_CAMERA_STATUS 7
2166 #define SONYPI_CAMERA_STATUS_READY 0x2
2167 #define SONYPI_CAMERA_STATUS_POSITION 0x4
2169 #define SONYPI_DIRECTION_BACKWARDS 0x4
2171 #define SONYPI_CAMERA_REVISION 8
2172 #define SONYPI_CAMERA_ROMVERSION 9
2174 static int __sony_pic_camera_ready(void)
2178 v
= sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS
);
2179 return (v
!= 0xff && (v
& SONYPI_CAMERA_STATUS_READY
));
2182 static int __sony_pic_camera_off(void)
2185 pr_warn(DRV_PFX
"camera control not enabled\n");
2189 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE
,
2190 SONYPI_CAMERA_MUTE_MASK
),
2193 if (spic_dev
.camera_power
) {
2194 sony_pic_call2(0x91, 0);
2195 spic_dev
.camera_power
= 0;
2200 static int __sony_pic_camera_on(void)
2205 pr_warn(DRV_PFX
"camera control not enabled\n");
2209 if (spic_dev
.camera_power
)
2212 for (j
= 5; j
> 0; j
--) {
2214 for (x
= 0; x
< 100 && sony_pic_call2(0x91, 0x1); x
++)
2216 sony_pic_call1(0x93);
2218 for (i
= 400; i
> 0; i
--) {
2219 if (__sony_pic_camera_ready())
2228 pr_warn(DRV_PFX
"failed to power on camera\n");
2232 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL
,
2236 spic_dev
.camera_power
= 1;
2240 /* External camera command (exported to the motion eye v4l driver) */
2241 int sony_pic_camera_command(int command
, u8 value
)
2246 mutex_lock(&spic_dev
.lock
);
2249 case SONY_PIC_COMMAND_SETCAMERA
:
2251 __sony_pic_camera_on();
2253 __sony_pic_camera_off();
2255 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS
:
2256 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS
, value
),
2259 case SONY_PIC_COMMAND_SETCAMERACONTRAST
:
2260 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST
, value
),
2263 case SONY_PIC_COMMAND_SETCAMERAHUE
:
2264 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE
, value
),
2267 case SONY_PIC_COMMAND_SETCAMERACOLOR
:
2268 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR
, value
),
2271 case SONY_PIC_COMMAND_SETCAMERASHARPNESS
:
2272 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS
, value
),
2275 case SONY_PIC_COMMAND_SETCAMERAPICTURE
:
2276 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE
, value
),
2279 case SONY_PIC_COMMAND_SETCAMERAAGC
:
2280 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC
, value
),
2284 pr_err(DRV_PFX
"sony_pic_camera_command invalid: %d\n",
2288 mutex_unlock(&spic_dev
.lock
);
2291 EXPORT_SYMBOL(sony_pic_camera_command
);
2293 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
2294 static void __sony_pic_set_wwanpower(u8 state
)
2297 if (spic_dev
.wwan_power
== state
)
2299 sony_pic_call2(0xB0, state
);
2300 sony_pic_call1(0x82);
2301 spic_dev
.wwan_power
= state
;
2304 static ssize_t
sony_pic_wwanpower_store(struct device
*dev
,
2305 struct device_attribute
*attr
,
2306 const char *buffer
, size_t count
)
2308 unsigned long value
;
2312 value
= simple_strtoul(buffer
, NULL
, 10);
2313 mutex_lock(&spic_dev
.lock
);
2314 __sony_pic_set_wwanpower(value
);
2315 mutex_unlock(&spic_dev
.lock
);
2320 static ssize_t
sony_pic_wwanpower_show(struct device
*dev
,
2321 struct device_attribute
*attr
, char *buffer
)
2324 mutex_lock(&spic_dev
.lock
);
2325 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", spic_dev
.wwan_power
);
2326 mutex_unlock(&spic_dev
.lock
);
2330 /* bluetooth subsystem power state */
2331 static void __sony_pic_set_bluetoothpower(u8 state
)
2334 if (spic_dev
.bluetooth_power
== state
)
2336 sony_pic_call2(0x96, state
);
2337 sony_pic_call1(0x82);
2338 spic_dev
.bluetooth_power
= state
;
2341 static ssize_t
sony_pic_bluetoothpower_store(struct device
*dev
,
2342 struct device_attribute
*attr
,
2343 const char *buffer
, size_t count
)
2345 unsigned long value
;
2349 value
= simple_strtoul(buffer
, NULL
, 10);
2350 mutex_lock(&spic_dev
.lock
);
2351 __sony_pic_set_bluetoothpower(value
);
2352 mutex_unlock(&spic_dev
.lock
);
2357 static ssize_t
sony_pic_bluetoothpower_show(struct device
*dev
,
2358 struct device_attribute
*attr
, char *buffer
)
2361 mutex_lock(&spic_dev
.lock
);
2362 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", spic_dev
.bluetooth_power
);
2363 mutex_unlock(&spic_dev
.lock
);
2368 /* FAN0 information (reverse engineered from ACPI tables) */
2369 #define SONY_PIC_FAN0_STATUS 0x93
2370 static int sony_pic_set_fanspeed(unsigned long value
)
2372 return ec_write(SONY_PIC_FAN0_STATUS
, value
);
2375 static int sony_pic_get_fanspeed(u8
*value
)
2377 return ec_read(SONY_PIC_FAN0_STATUS
, value
);
2380 static ssize_t
sony_pic_fanspeed_store(struct device
*dev
,
2381 struct device_attribute
*attr
,
2382 const char *buffer
, size_t count
)
2384 unsigned long value
;
2388 value
= simple_strtoul(buffer
, NULL
, 10);
2389 if (sony_pic_set_fanspeed(value
))
2395 static ssize_t
sony_pic_fanspeed_show(struct device
*dev
,
2396 struct device_attribute
*attr
, char *buffer
)
2399 if (sony_pic_get_fanspeed(&value
))
2402 return snprintf(buffer
, PAGE_SIZE
, "%d\n", value
);
2405 #define SPIC_ATTR(_name, _mode) \
2406 struct device_attribute spic_attr_##_name = __ATTR(_name, \
2407 _mode, sony_pic_## _name ##_show, \
2408 sony_pic_## _name ##_store)
2410 static SPIC_ATTR(bluetoothpower
, 0644);
2411 static SPIC_ATTR(wwanpower
, 0644);
2412 static SPIC_ATTR(fanspeed
, 0644);
2414 static struct attribute
*spic_attributes
[] = {
2415 &spic_attr_bluetoothpower
.attr
,
2416 &spic_attr_wwanpower
.attr
,
2417 &spic_attr_fanspeed
.attr
,
2421 static struct attribute_group spic_attribute_group
= {
2422 .attrs
= spic_attributes
2425 /******** SONYPI compatibility **********/
2426 #ifdef CONFIG_SONYPI_COMPAT
2428 /* battery / brightness / temperature addresses */
2429 #define SONYPI_BAT_FLAGS 0x81
2430 #define SONYPI_LCD_LIGHT 0x96
2431 #define SONYPI_BAT1_PCTRM 0xa0
2432 #define SONYPI_BAT1_LEFT 0xa2
2433 #define SONYPI_BAT1_MAXRT 0xa4
2434 #define SONYPI_BAT2_PCTRM 0xa8
2435 #define SONYPI_BAT2_LEFT 0xaa
2436 #define SONYPI_BAT2_MAXRT 0xac
2437 #define SONYPI_BAT1_MAXTK 0xb0
2438 #define SONYPI_BAT1_FULL 0xb2
2439 #define SONYPI_BAT2_MAXTK 0xb8
2440 #define SONYPI_BAT2_FULL 0xba
2441 #define SONYPI_TEMP_STATUS 0xC1
2443 struct sonypi_compat_s
{
2444 struct fasync_struct
*fifo_async
;
2446 spinlock_t fifo_lock
;
2447 wait_queue_head_t fifo_proc_list
;
2448 atomic_t open_count
;
2450 static struct sonypi_compat_s sonypi_compat
= {
2451 .open_count
= ATOMIC_INIT(0),
2454 static int sonypi_misc_fasync(int fd
, struct file
*filp
, int on
)
2456 return fasync_helper(fd
, filp
, on
, &sonypi_compat
.fifo_async
);
2459 static int sonypi_misc_release(struct inode
*inode
, struct file
*file
)
2461 atomic_dec(&sonypi_compat
.open_count
);
2465 static int sonypi_misc_open(struct inode
*inode
, struct file
*file
)
2467 /* Flush input queue on first open */
2468 unsigned long flags
;
2470 spin_lock_irqsave(&sonypi_compat
.fifo_lock
, flags
);
2472 if (atomic_inc_return(&sonypi_compat
.open_count
) == 1)
2473 kfifo_reset(&sonypi_compat
.fifo
);
2475 spin_unlock_irqrestore(&sonypi_compat
.fifo_lock
, flags
);
2480 static ssize_t
sonypi_misc_read(struct file
*file
, char __user
*buf
,
2481 size_t count
, loff_t
*pos
)
2486 if ((kfifo_len(&sonypi_compat
.fifo
) == 0) &&
2487 (file
->f_flags
& O_NONBLOCK
))
2490 ret
= wait_event_interruptible(sonypi_compat
.fifo_proc_list
,
2491 kfifo_len(&sonypi_compat
.fifo
) != 0);
2495 while (ret
< count
&&
2496 (kfifo_out_locked(&sonypi_compat
.fifo
, &c
, sizeof(c
),
2497 &sonypi_compat
.fifo_lock
) == sizeof(c
))) {
2498 if (put_user(c
, buf
++))
2504 struct inode
*inode
= file
->f_path
.dentry
->d_inode
;
2505 inode
->i_atime
= current_fs_time(inode
->i_sb
);
2511 static unsigned int sonypi_misc_poll(struct file
*file
, poll_table
*wait
)
2513 poll_wait(file
, &sonypi_compat
.fifo_proc_list
, wait
);
2514 if (kfifo_len(&sonypi_compat
.fifo
))
2515 return POLLIN
| POLLRDNORM
;
2519 static int ec_read16(u8 addr
, u16
*value
)
2522 if (ec_read(addr
, &val_lb
))
2524 if (ec_read(addr
+ 1, &val_hb
))
2526 *value
= val_lb
| (val_hb
<< 8);
2530 static long sonypi_misc_ioctl(struct file
*fp
, unsigned int cmd
,
2534 void __user
*argp
= (void __user
*)arg
;
2539 mutex_lock(&spic_dev
.lock
);
2541 case SONYPI_IOCGBRT
:
2542 if (sony_backlight_device
== NULL
) {
2546 if (acpi_callgetfunc(sony_nc_acpi_handle
, "GBRT", &value
)) {
2550 val8
= ((value
& 0xff) - 1) << 5;
2551 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2554 case SONYPI_IOCSBRT
:
2555 if (sony_backlight_device
== NULL
) {
2559 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2563 if (acpi_callsetfunc(sony_nc_acpi_handle
, "SBRT",
2564 (val8
>> 5) + 1, NULL
)) {
2568 /* sync the backlight device status */
2569 sony_backlight_device
->props
.brightness
=
2570 sony_backlight_get_brightness(sony_backlight_device
);
2572 case SONYPI_IOCGBAT1CAP
:
2573 if (ec_read16(SONYPI_BAT1_FULL
, &val16
)) {
2577 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2580 case SONYPI_IOCGBAT1REM
:
2581 if (ec_read16(SONYPI_BAT1_LEFT
, &val16
)) {
2585 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2588 case SONYPI_IOCGBAT2CAP
:
2589 if (ec_read16(SONYPI_BAT2_FULL
, &val16
)) {
2593 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2596 case SONYPI_IOCGBAT2REM
:
2597 if (ec_read16(SONYPI_BAT2_LEFT
, &val16
)) {
2601 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
2604 case SONYPI_IOCGBATFLAGS
:
2605 if (ec_read(SONYPI_BAT_FLAGS
, &val8
)) {
2610 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2613 case SONYPI_IOCGBLUE
:
2614 val8
= spic_dev
.bluetooth_power
;
2615 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2618 case SONYPI_IOCSBLUE
:
2619 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2623 __sony_pic_set_bluetoothpower(val8
);
2626 case SONYPI_IOCGFAN
:
2627 if (sony_pic_get_fanspeed(&val8
)) {
2631 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2634 case SONYPI_IOCSFAN
:
2635 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
2639 if (sony_pic_set_fanspeed(val8
))
2642 /* GET Temperature (useful under APM) */
2643 case SONYPI_IOCGTEMP
:
2644 if (ec_read(SONYPI_TEMP_STATUS
, &val8
)) {
2648 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
2654 mutex_unlock(&spic_dev
.lock
);
2658 static const struct file_operations sonypi_misc_fops
= {
2659 .owner
= THIS_MODULE
,
2660 .read
= sonypi_misc_read
,
2661 .poll
= sonypi_misc_poll
,
2662 .open
= sonypi_misc_open
,
2663 .release
= sonypi_misc_release
,
2664 .fasync
= sonypi_misc_fasync
,
2665 .unlocked_ioctl
= sonypi_misc_ioctl
,
2666 .llseek
= noop_llseek
,
2669 static struct miscdevice sonypi_misc_device
= {
2670 .minor
= MISC_DYNAMIC_MINOR
,
2672 .fops
= &sonypi_misc_fops
,
2675 static void sonypi_compat_report_event(u8 event
)
2677 kfifo_in_locked(&sonypi_compat
.fifo
, (unsigned char *)&event
,
2678 sizeof(event
), &sonypi_compat
.fifo_lock
);
2679 kill_fasync(&sonypi_compat
.fifo_async
, SIGIO
, POLL_IN
);
2680 wake_up_interruptible(&sonypi_compat
.fifo_proc_list
);
2683 static int sonypi_compat_init(void)
2687 spin_lock_init(&sonypi_compat
.fifo_lock
);
2689 kfifo_alloc(&sonypi_compat
.fifo
, SONY_LAPTOP_BUF_SIZE
, GFP_KERNEL
);
2691 pr_err(DRV_PFX
"kfifo_alloc failed\n");
2695 init_waitqueue_head(&sonypi_compat
.fifo_proc_list
);
2698 sonypi_misc_device
.minor
= minor
;
2699 error
= misc_register(&sonypi_misc_device
);
2701 pr_err(DRV_PFX
"misc_register failed\n");
2702 goto err_free_kfifo
;
2705 pr_info(DRV_PFX
"device allocated minor is %d\n",
2706 sonypi_misc_device
.minor
);
2711 kfifo_free(&sonypi_compat
.fifo
);
2715 static void sonypi_compat_exit(void)
2717 misc_deregister(&sonypi_misc_device
);
2718 kfifo_free(&sonypi_compat
.fifo
);
2721 static int sonypi_compat_init(void) { return 0; }
2722 static void sonypi_compat_exit(void) { }
2723 static void sonypi_compat_report_event(u8 event
) { }
2724 #endif /* CONFIG_SONYPI_COMPAT */
2730 sony_pic_read_possible_resource(struct acpi_resource
*resource
, void *context
)
2733 struct sony_pic_dev
*dev
= (struct sony_pic_dev
*)context
;
2735 switch (resource
->type
) {
2736 case ACPI_RESOURCE_TYPE_START_DEPENDENT
:
2738 /* start IO enumeration */
2739 struct sony_pic_ioport
*ioport
= kzalloc(sizeof(*ioport
), GFP_KERNEL
);
2743 list_add(&ioport
->list
, &dev
->ioports
);
2747 case ACPI_RESOURCE_TYPE_END_DEPENDENT
:
2748 /* end IO enumeration */
2751 case ACPI_RESOURCE_TYPE_IRQ
:
2753 struct acpi_resource_irq
*p
= &resource
->data
.irq
;
2754 struct sony_pic_irq
*interrupt
= NULL
;
2755 if (!p
|| !p
->interrupt_count
) {
2757 * IRQ descriptors may have no IRQ# bits set,
2758 * particularly those those w/ _STA disabled
2760 dprintk("Blank IRQ resource\n");
2763 for (i
= 0; i
< p
->interrupt_count
; i
++) {
2764 if (!p
->interrupts
[i
]) {
2765 pr_warn(DRV_PFX
"Invalid IRQ %d\n",
2769 interrupt
= kzalloc(sizeof(*interrupt
),
2774 list_add(&interrupt
->list
, &dev
->interrupts
);
2775 interrupt
->irq
.triggering
= p
->triggering
;
2776 interrupt
->irq
.polarity
= p
->polarity
;
2777 interrupt
->irq
.sharable
= p
->sharable
;
2778 interrupt
->irq
.interrupt_count
= 1;
2779 interrupt
->irq
.interrupts
[0] = p
->interrupts
[i
];
2783 case ACPI_RESOURCE_TYPE_IO
:
2785 struct acpi_resource_io
*io
= &resource
->data
.io
;
2786 struct sony_pic_ioport
*ioport
=
2787 list_first_entry(&dev
->ioports
, struct sony_pic_ioport
, list
);
2789 dprintk("Blank IO resource\n");
2793 if (!ioport
->io1
.minimum
) {
2794 memcpy(&ioport
->io1
, io
, sizeof(*io
));
2795 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport
->io1
.minimum
,
2796 ioport
->io1
.address_length
);
2798 else if (!ioport
->io2
.minimum
) {
2799 memcpy(&ioport
->io2
, io
, sizeof(*io
));
2800 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport
->io2
.minimum
,
2801 ioport
->io2
.address_length
);
2804 pr_err(DRV_PFX
"Unknown SPIC Type, more than 2 IO Ports\n");
2810 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2813 case ACPI_RESOURCE_TYPE_END_TAG
:
2816 return AE_CTRL_TERMINATE
;
2819 static int sony_pic_possible_resources(struct acpi_device
*device
)
2822 acpi_status status
= AE_OK
;
2827 /* get device status */
2828 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2829 dprintk("Evaluating _STA\n");
2830 result
= acpi_bus_get_status(device
);
2832 pr_warn(DRV_PFX
"Unable to read status\n");
2836 if (!device
->status
.enabled
)
2837 dprintk("Device disabled\n");
2839 dprintk("Device enabled\n");
2842 * Query and parse 'method'
2844 dprintk("Evaluating %s\n", METHOD_NAME__PRS
);
2845 status
= acpi_walk_resources(device
->handle
, METHOD_NAME__PRS
,
2846 sony_pic_read_possible_resource
, &spic_dev
);
2847 if (ACPI_FAILURE(status
)) {
2848 pr_warn(DRV_PFX
"Failure evaluating %s\n",
2857 * Disable the spic device by calling its _DIS method
2859 static int sony_pic_disable(struct acpi_device
*device
)
2861 acpi_status ret
= acpi_evaluate_object(device
->handle
, "_DIS", NULL
,
2864 if (ACPI_FAILURE(ret
) && ret
!= AE_NOT_FOUND
)
2867 dprintk("Device disabled\n");
2873 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2875 * Call _SRS to set current resources
2877 static int sony_pic_enable(struct acpi_device
*device
,
2878 struct sony_pic_ioport
*ioport
, struct sony_pic_irq
*irq
)
2882 /* Type 1 resource layout is:
2888 * Type 2 and 3 resource layout is:
2894 struct acpi_resource res1
;
2895 struct acpi_resource res2
;
2896 struct acpi_resource res3
;
2897 struct acpi_resource res4
;
2899 struct acpi_buffer buffer
= { 0, NULL
};
2901 if (!ioport
|| !irq
)
2904 /* init acpi_buffer */
2905 resource
= kzalloc(sizeof(*resource
) + 1, GFP_KERNEL
);
2909 buffer
.length
= sizeof(*resource
) + 1;
2910 buffer
.pointer
= resource
;
2912 /* setup Type 1 resources */
2913 if (spic_dev
.model
== SONYPI_DEVICE_TYPE1
) {
2915 /* setup io resources */
2916 resource
->res1
.type
= ACPI_RESOURCE_TYPE_IO
;
2917 resource
->res1
.length
= sizeof(struct acpi_resource
);
2918 memcpy(&resource
->res1
.data
.io
, &ioport
->io1
,
2919 sizeof(struct acpi_resource_io
));
2921 resource
->res2
.type
= ACPI_RESOURCE_TYPE_IO
;
2922 resource
->res2
.length
= sizeof(struct acpi_resource
);
2923 memcpy(&resource
->res2
.data
.io
, &ioport
->io2
,
2924 sizeof(struct acpi_resource_io
));
2926 /* setup irq resource */
2927 resource
->res3
.type
= ACPI_RESOURCE_TYPE_IRQ
;
2928 resource
->res3
.length
= sizeof(struct acpi_resource
);
2929 memcpy(&resource
->res3
.data
.irq
, &irq
->irq
,
2930 sizeof(struct acpi_resource_irq
));
2931 /* we requested a shared irq */
2932 resource
->res3
.data
.irq
.sharable
= ACPI_SHARED
;
2934 resource
->res4
.type
= ACPI_RESOURCE_TYPE_END_TAG
;
2937 /* setup Type 2/3 resources */
2939 /* setup io resource */
2940 resource
->res1
.type
= ACPI_RESOURCE_TYPE_IO
;
2941 resource
->res1
.length
= sizeof(struct acpi_resource
);
2942 memcpy(&resource
->res1
.data
.io
, &ioport
->io1
,
2943 sizeof(struct acpi_resource_io
));
2945 /* setup irq resource */
2946 resource
->res2
.type
= ACPI_RESOURCE_TYPE_IRQ
;
2947 resource
->res2
.length
= sizeof(struct acpi_resource
);
2948 memcpy(&resource
->res2
.data
.irq
, &irq
->irq
,
2949 sizeof(struct acpi_resource_irq
));
2950 /* we requested a shared irq */
2951 resource
->res2
.data
.irq
.sharable
= ACPI_SHARED
;
2953 resource
->res3
.type
= ACPI_RESOURCE_TYPE_END_TAG
;
2956 /* Attempt to set the resource */
2957 dprintk("Evaluating _SRS\n");
2958 status
= acpi_set_current_resources(device
->handle
, &buffer
);
2960 /* check for total failure */
2961 if (ACPI_FAILURE(status
)) {
2962 pr_err(DRV_PFX
"Error evaluating _SRS\n");
2967 /* Necessary device initializations calls (from sonypi) */
2968 sony_pic_call1(0x82);
2969 sony_pic_call2(0x81, 0xff);
2970 sony_pic_call1(compat
? 0x92 : 0x82);
2979 * ISR: some event is available
2982 static irqreturn_t
sony_pic_irq(int irq
, void *dev_id
)
2987 u8 device_event
= 0;
2989 struct sony_pic_dev
*dev
= (struct sony_pic_dev
*) dev_id
;
2991 ev
= inb_p(dev
->cur_ioport
->io1
.minimum
);
2992 if (dev
->cur_ioport
->io2
.minimum
)
2993 data_mask
= inb_p(dev
->cur_ioport
->io2
.minimum
);
2995 data_mask
= inb_p(dev
->cur_ioport
->io1
.minimum
+
2996 dev
->evport_offset
);
2998 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2999 ev
, data_mask
, dev
->cur_ioport
->io1
.minimum
,
3000 dev
->evport_offset
);
3002 if (ev
== 0x00 || ev
== 0xff)
3005 for (i
= 0; dev
->event_types
[i
].mask
; i
++) {
3007 if ((data_mask
& dev
->event_types
[i
].data
) !=
3008 dev
->event_types
[i
].data
)
3011 if (!(mask
& dev
->event_types
[i
].mask
))
3014 for (j
= 0; dev
->event_types
[i
].events
[j
].event
; j
++) {
3015 if (ev
== dev
->event_types
[i
].events
[j
].data
) {
3017 dev
->event_types
[i
].events
[j
].event
;
3018 /* some events may require ignoring */
3025 /* Still not able to decode the event try to pass
3026 * it over to the minidriver
3028 if (dev
->handle_irq
&& dev
->handle_irq(data_mask
, ev
) == 0)
3031 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
3032 ev
, data_mask
, dev
->cur_ioport
->io1
.minimum
,
3033 dev
->evport_offset
);
3037 sony_laptop_report_input_event(device_event
);
3038 acpi_bus_generate_proc_event(dev
->acpi_dev
, 1, device_event
);
3039 sonypi_compat_report_event(device_event
);
3048 static int sony_pic_remove(struct acpi_device
*device
, int type
)
3050 struct sony_pic_ioport
*io
, *tmp_io
;
3051 struct sony_pic_irq
*irq
, *tmp_irq
;
3053 if (sony_pic_disable(device
)) {
3054 pr_err(DRV_PFX
"Couldn't disable device.\n");
3058 free_irq(spic_dev
.cur_irq
->irq
.interrupts
[0], &spic_dev
);
3059 release_region(spic_dev
.cur_ioport
->io1
.minimum
,
3060 spic_dev
.cur_ioport
->io1
.address_length
);
3061 if (spic_dev
.cur_ioport
->io2
.minimum
)
3062 release_region(spic_dev
.cur_ioport
->io2
.minimum
,
3063 spic_dev
.cur_ioport
->io2
.address_length
);
3065 sonypi_compat_exit();
3067 sony_laptop_remove_input();
3070 sysfs_remove_group(&sony_pf_device
->dev
.kobj
, &spic_attribute_group
);
3073 list_for_each_entry_safe(io
, tmp_io
, &spic_dev
.ioports
, list
) {
3074 list_del(&io
->list
);
3077 list_for_each_entry_safe(irq
, tmp_irq
, &spic_dev
.interrupts
, list
) {
3078 list_del(&irq
->list
);
3081 spic_dev
.cur_ioport
= NULL
;
3082 spic_dev
.cur_irq
= NULL
;
3084 dprintk(SONY_PIC_DRIVER_NAME
" removed.\n");
3088 static int sony_pic_add(struct acpi_device
*device
)
3091 struct sony_pic_ioport
*io
, *tmp_io
;
3092 struct sony_pic_irq
*irq
, *tmp_irq
;
3094 pr_info(DRV_PFX
"%s v%s.\n", SONY_PIC_DRIVER_NAME
,
3095 SONY_LAPTOP_DRIVER_VERSION
);
3097 spic_dev
.acpi_dev
= device
;
3098 strcpy(acpi_device_class(device
), "sony/hotkey");
3099 sony_pic_detect_device_type(&spic_dev
);
3100 mutex_init(&spic_dev
.lock
);
3102 /* read _PRS resources */
3103 result
= sony_pic_possible_resources(device
);
3105 pr_err(DRV_PFX
"Unable to read possible resources.\n");
3106 goto err_free_resources
;
3109 /* setup input devices and helper fifo */
3110 result
= sony_laptop_setup_input(device
);
3112 pr_err(DRV_PFX
"Unable to create input devices.\n");
3113 goto err_free_resources
;
3116 if (sonypi_compat_init())
3117 goto err_remove_input
;
3119 /* request io port */
3120 list_for_each_entry_reverse(io
, &spic_dev
.ioports
, list
) {
3121 if (request_region(io
->io1
.minimum
, io
->io1
.address_length
,
3122 "Sony Programable I/O Device")) {
3123 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
3124 io
->io1
.minimum
, io
->io1
.maximum
,
3125 io
->io1
.address_length
);
3126 /* Type 1 have 2 ioports */
3127 if (io
->io2
.minimum
) {
3128 if (request_region(io
->io2
.minimum
,
3129 io
->io2
.address_length
,
3130 "Sony Programable I/O Device")) {
3131 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
3132 io
->io2
.minimum
, io
->io2
.maximum
,
3133 io
->io2
.address_length
);
3134 spic_dev
.cur_ioport
= io
;
3138 dprintk("Unable to get I/O port2: "
3139 "0x%.4x (0x%.4x) + 0x%.2x\n",
3140 io
->io2
.minimum
, io
->io2
.maximum
,
3141 io
->io2
.address_length
);
3142 release_region(io
->io1
.minimum
,
3143 io
->io1
.address_length
);
3147 spic_dev
.cur_ioport
= io
;
3152 if (!spic_dev
.cur_ioport
) {
3153 pr_err(DRV_PFX
"Failed to request_region.\n");
3155 goto err_remove_compat
;
3159 list_for_each_entry_reverse(irq
, &spic_dev
.interrupts
, list
) {
3160 if (!request_irq(irq
->irq
.interrupts
[0], sony_pic_irq
,
3161 IRQF_DISABLED
, "sony-laptop", &spic_dev
)) {
3162 dprintk("IRQ: %d - triggering: %d - "
3163 "polarity: %d - shr: %d\n",
3164 irq
->irq
.interrupts
[0],
3165 irq
->irq
.triggering
,
3168 spic_dev
.cur_irq
= irq
;
3172 if (!spic_dev
.cur_irq
) {
3173 pr_err(DRV_PFX
"Failed to request_irq.\n");
3175 goto err_release_region
;
3178 /* set resource status _SRS */
3179 result
= sony_pic_enable(device
, spic_dev
.cur_ioport
, spic_dev
.cur_irq
);
3181 pr_err(DRV_PFX
"Couldn't enable device.\n");
3185 spic_dev
.bluetooth_power
= -1;
3186 /* create device attributes */
3187 result
= sony_pf_add();
3189 goto err_disable_device
;
3191 result
= sysfs_create_group(&sony_pf_device
->dev
.kobj
, &spic_attribute_group
);
3201 sony_pic_disable(device
);
3204 free_irq(spic_dev
.cur_irq
->irq
.interrupts
[0], &spic_dev
);
3207 release_region(spic_dev
.cur_ioport
->io1
.minimum
,
3208 spic_dev
.cur_ioport
->io1
.address_length
);
3209 if (spic_dev
.cur_ioport
->io2
.minimum
)
3210 release_region(spic_dev
.cur_ioport
->io2
.minimum
,
3211 spic_dev
.cur_ioport
->io2
.address_length
);
3214 sonypi_compat_exit();
3217 sony_laptop_remove_input();
3220 list_for_each_entry_safe(io
, tmp_io
, &spic_dev
.ioports
, list
) {
3221 list_del(&io
->list
);
3224 list_for_each_entry_safe(irq
, tmp_irq
, &spic_dev
.interrupts
, list
) {
3225 list_del(&irq
->list
);
3228 spic_dev
.cur_ioport
= NULL
;
3229 spic_dev
.cur_irq
= NULL
;
3234 static int sony_pic_suspend(struct acpi_device
*device
, pm_message_t state
)
3236 if (sony_pic_disable(device
))
3241 static int sony_pic_resume(struct acpi_device
*device
)
3243 sony_pic_enable(device
, spic_dev
.cur_ioport
, spic_dev
.cur_irq
);
3247 static const struct acpi_device_id sony_pic_device_ids
[] = {
3252 static struct acpi_driver sony_pic_driver
= {
3253 .name
= SONY_PIC_DRIVER_NAME
,
3254 .class = SONY_PIC_CLASS
,
3255 .ids
= sony_pic_device_ids
,
3256 .owner
= THIS_MODULE
,
3258 .add
= sony_pic_add
,
3259 .remove
= sony_pic_remove
,
3260 .suspend
= sony_pic_suspend
,
3261 .resume
= sony_pic_resume
,
3265 static struct dmi_system_id __initdata sonypi_dmi_table
[] = {
3267 .ident
= "Sony Vaio",
3269 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
3270 DMI_MATCH(DMI_PRODUCT_NAME
, "PCG-"),
3274 .ident
= "Sony Vaio",
3276 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
3277 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-"),
3283 static int __init
sony_laptop_init(void)
3287 if (!no_spic
&& dmi_check_system(sonypi_dmi_table
)) {
3288 result
= acpi_bus_register_driver(&sony_pic_driver
);
3290 pr_err(DRV_PFX
"Unable to register SPIC driver.");
3293 spic_drv_registered
= 1;
3296 result
= acpi_bus_register_driver(&sony_nc_driver
);
3298 pr_err(DRV_PFX
"Unable to register SNC driver.");
3299 goto out_unregister_pic
;
3305 if (spic_drv_registered
)
3306 acpi_bus_unregister_driver(&sony_pic_driver
);
3311 static void __exit
sony_laptop_exit(void)
3313 acpi_bus_unregister_driver(&sony_nc_driver
);
3314 if (spic_drv_registered
)
3315 acpi_bus_unregister_driver(&sony_pic_driver
);
3318 module_init(sony_laptop_init
);
3319 module_exit(sony_laptop_exit
);