2 * ACPI Sony Notebook Control Driver (SNC and SPIC)
4 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
5 * Copyright (C) 2007 Mattia Dongili <malattia@linux.it>
7 * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
8 * which are copyrighted by their respective authors.
10 * The SNY6001 driver part is based on the sonypi driver which includes
13 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
15 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
17 * Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com>
19 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
21 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
23 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
25 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
27 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
29 * This program is free software; you can redistribute it and/or modify
30 * it under the terms of the GNU General Public License as published by
31 * the Free Software Foundation; either version 2 of the License, or
32 * (at your option) any later version.
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
45 #include <linux/kernel.h>
46 #include <linux/module.h>
47 #include <linux/moduleparam.h>
48 #include <linux/init.h>
49 #include <linux/types.h>
50 #include <linux/backlight.h>
51 #include <linux/platform_device.h>
52 #include <linux/err.h>
53 #include <linux/dmi.h>
54 #include <linux/pci.h>
55 #include <linux/interrupt.h>
56 #include <linux/delay.h>
57 #include <linux/input.h>
58 #include <linux/kfifo.h>
59 #include <linux/workqueue.h>
60 #include <linux/acpi.h>
61 #include <acpi/acpi_drivers.h>
62 #include <acpi/acpi_bus.h>
63 #include <asm/uaccess.h>
64 #include <linux/sonypi.h>
65 #include <linux/sony-laptop.h>
66 #ifdef CONFIG_SONYPI_COMPAT
67 #include <linux/poll.h>
68 #include <linux/miscdevice.h>
71 #define DRV_PFX "sony-laptop: "
72 #define dprintk(msg...) do { \
73 if (debug) printk(KERN_WARNING DRV_PFX msg); \
76 #define SONY_LAPTOP_DRIVER_VERSION "0.5"
78 #define SONY_NC_CLASS "sony-nc"
79 #define SONY_NC_HID "SNY5001"
80 #define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
82 #define SONY_PIC_CLASS "sony-pic"
83 #define SONY_PIC_HID "SNY6001"
84 #define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
86 MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
87 MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
88 MODULE_LICENSE("GPL");
89 MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION
);
92 module_param(debug
, int, 0);
93 MODULE_PARM_DESC(debug
, "set this to 1 (and RTFM) if you want to help "
94 "the development of this driver");
96 static int no_spic
; /* = 0 */
97 module_param(no_spic
, int, 0444);
98 MODULE_PARM_DESC(no_spic
,
99 "set this if you don't want to enable the SPIC device");
101 static int compat
; /* = 0 */
102 module_param(compat
, int, 0444);
103 MODULE_PARM_DESC(compat
,
104 "set this if you want to enable backward compatibility mode");
106 static unsigned long mask
= 0xffffffff;
107 module_param(mask
, ulong
, 0644);
108 MODULE_PARM_DESC(mask
,
109 "set this to the mask of event you want to enable (see doc)");
111 static int camera
; /* = 0 */
112 module_param(camera
, int, 0444);
113 MODULE_PARM_DESC(camera
,
114 "set this to 1 to enable Motion Eye camera controls "
115 "(only use it if you have a C1VE or C1VN model)");
117 #ifdef CONFIG_SONYPI_COMPAT
118 static int minor
= -1;
119 module_param(minor
, int, 0);
120 MODULE_PARM_DESC(minor
,
121 "minor number of the misc device for the SPIC compatibility code, "
122 "default is -1 (automatic)");
125 /*********** Input Devices ***********/
127 #define SONY_LAPTOP_BUF_SIZE 128
128 struct sony_laptop_input_s
{
130 struct input_dev
*jog_dev
;
131 struct input_dev
*key_dev
;
133 spinlock_t fifo_lock
;
134 struct workqueue_struct
*wq
;
136 static struct sony_laptop_input_s sony_laptop_input
= {
137 .users
= ATOMIC_INIT(0),
140 struct sony_laptop_keypress
{
141 struct input_dev
*dev
;
145 /* Correspondance table between sonypi events
146 * and input layer indexes in the keymap
148 static int sony_laptop_input_index
[] = {
150 -1, /* SONYPI_EVENT_JOGDIAL_DOWN */
151 -1, /* SONYPI_EVENT_JOGDIAL_UP */
152 -1, /* SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
153 -1, /* SONYPI_EVENT_JOGDIAL_UP_PRESSED */
154 -1, /* SONYPI_EVENT_JOGDIAL_PRESSED */
155 -1, /* SONYPI_EVENT_JOGDIAL_RELEASED */
156 0, /* SONYPI_EVENT_CAPTURE_PRESSED */
157 1, /* SONYPI_EVENT_CAPTURE_RELEASED */
158 2, /* SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
159 3, /* SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
160 4, /* SONYPI_EVENT_FNKEY_ESC */
161 5, /* SONYPI_EVENT_FNKEY_F1 */
162 6, /* SONYPI_EVENT_FNKEY_F2 */
163 7, /* SONYPI_EVENT_FNKEY_F3 */
164 8, /* SONYPI_EVENT_FNKEY_F4 */
165 9, /* SONYPI_EVENT_FNKEY_F5 */
166 10, /* SONYPI_EVENT_FNKEY_F6 */
167 11, /* SONYPI_EVENT_FNKEY_F7 */
168 12, /* SONYPI_EVENT_FNKEY_F8 */
169 13, /* SONYPI_EVENT_FNKEY_F9 */
170 14, /* SONYPI_EVENT_FNKEY_F10 */
171 15, /* SONYPI_EVENT_FNKEY_F11 */
172 16, /* SONYPI_EVENT_FNKEY_F12 */
173 17, /* SONYPI_EVENT_FNKEY_1 */
174 18, /* SONYPI_EVENT_FNKEY_2 */
175 19, /* SONYPI_EVENT_FNKEY_D */
176 20, /* SONYPI_EVENT_FNKEY_E */
177 21, /* SONYPI_EVENT_FNKEY_F */
178 22, /* SONYPI_EVENT_FNKEY_S */
179 23, /* SONYPI_EVENT_FNKEY_B */
180 24, /* SONYPI_EVENT_BLUETOOTH_PRESSED */
181 25, /* SONYPI_EVENT_PKEY_P1 */
182 26, /* SONYPI_EVENT_PKEY_P2 */
183 27, /* SONYPI_EVENT_PKEY_P3 */
184 28, /* SONYPI_EVENT_BACK_PRESSED */
185 -1, /* SONYPI_EVENT_LID_CLOSED */
186 -1, /* SONYPI_EVENT_LID_OPENED */
187 29, /* SONYPI_EVENT_BLUETOOTH_ON */
188 30, /* SONYPI_EVENT_BLUETOOTH_OFF */
189 31, /* SONYPI_EVENT_HELP_PRESSED */
190 32, /* SONYPI_EVENT_FNKEY_ONLY */
191 33, /* SONYPI_EVENT_JOGDIAL_FAST_DOWN */
192 34, /* SONYPI_EVENT_JOGDIAL_FAST_UP */
193 35, /* SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
194 36, /* SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
195 37, /* SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
196 38, /* SONYPI_EVENT_JOGDIAL_VFAST_UP */
197 39, /* SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
198 40, /* SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
199 41, /* SONYPI_EVENT_ZOOM_PRESSED */
200 42, /* SONYPI_EVENT_THUMBPHRASE_PRESSED */
201 43, /* SONYPI_EVENT_MEYE_FACE */
202 44, /* SONYPI_EVENT_MEYE_OPPOSITE */
203 45, /* SONYPI_EVENT_MEMORYSTICK_INSERT */
204 46, /* SONYPI_EVENT_MEMORYSTICK_EJECT */
205 -1, /* SONYPI_EVENT_ANYBUTTON_RELEASED */
206 -1, /* SONYPI_EVENT_BATTERY_INSERT */
207 -1, /* SONYPI_EVENT_BATTERY_REMOVE */
208 -1, /* SONYPI_EVENT_FNKEY_RELEASED */
209 47, /* SONYPI_EVENT_WIRELESS_ON */
210 48, /* SONYPI_EVENT_WIRELESS_OFF */
213 static int sony_laptop_input_keycode_map
[] = {
214 KEY_CAMERA
, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
215 KEY_RESERVED
, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
216 KEY_RESERVED
, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
217 KEY_RESERVED
, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
218 KEY_FN_ESC
, /* 4 SONYPI_EVENT_FNKEY_ESC */
219 KEY_FN_F1
, /* 5 SONYPI_EVENT_FNKEY_F1 */
220 KEY_FN_F2
, /* 6 SONYPI_EVENT_FNKEY_F2 */
221 KEY_FN_F3
, /* 7 SONYPI_EVENT_FNKEY_F3 */
222 KEY_FN_F4
, /* 8 SONYPI_EVENT_FNKEY_F4 */
223 KEY_FN_F5
, /* 9 SONYPI_EVENT_FNKEY_F5 */
224 KEY_FN_F6
, /* 10 SONYPI_EVENT_FNKEY_F6 */
225 KEY_FN_F7
, /* 11 SONYPI_EVENT_FNKEY_F7 */
226 KEY_FN_F8
, /* 12 SONYPI_EVENT_FNKEY_F8 */
227 KEY_FN_F9
, /* 13 SONYPI_EVENT_FNKEY_F9 */
228 KEY_FN_F10
, /* 14 SONYPI_EVENT_FNKEY_F10 */
229 KEY_FN_F11
, /* 15 SONYPI_EVENT_FNKEY_F11 */
230 KEY_FN_F12
, /* 16 SONYPI_EVENT_FNKEY_F12 */
231 KEY_FN_F1
, /* 17 SONYPI_EVENT_FNKEY_1 */
232 KEY_FN_F2
, /* 18 SONYPI_EVENT_FNKEY_2 */
233 KEY_FN_D
, /* 19 SONYPI_EVENT_FNKEY_D */
234 KEY_FN_E
, /* 20 SONYPI_EVENT_FNKEY_E */
235 KEY_FN_F
, /* 21 SONYPI_EVENT_FNKEY_F */
236 KEY_FN_S
, /* 22 SONYPI_EVENT_FNKEY_S */
237 KEY_FN_B
, /* 23 SONYPI_EVENT_FNKEY_B */
238 KEY_BLUETOOTH
, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
239 KEY_PROG1
, /* 25 SONYPI_EVENT_PKEY_P1 */
240 KEY_PROG2
, /* 26 SONYPI_EVENT_PKEY_P2 */
241 KEY_PROG3
, /* 27 SONYPI_EVENT_PKEY_P3 */
242 KEY_BACK
, /* 28 SONYPI_EVENT_BACK_PRESSED */
243 KEY_BLUETOOTH
, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
244 KEY_BLUETOOTH
, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
245 KEY_HELP
, /* 31 SONYPI_EVENT_HELP_PRESSED */
246 KEY_FN
, /* 32 SONYPI_EVENT_FNKEY_ONLY */
247 KEY_RESERVED
, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
248 KEY_RESERVED
, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
249 KEY_RESERVED
, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
250 KEY_RESERVED
, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
251 KEY_RESERVED
, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
252 KEY_RESERVED
, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
253 KEY_RESERVED
, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
254 KEY_RESERVED
, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
255 KEY_ZOOM
, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
256 BTN_THUMB
, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
257 KEY_RESERVED
, /* 43 SONYPI_EVENT_MEYE_FACE */
258 KEY_RESERVED
, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
259 KEY_RESERVED
, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
260 KEY_RESERVED
, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
261 KEY_WLAN
, /* 47 SONYPI_EVENT_WIRELESS_ON */
262 KEY_WLAN
, /* 48 SONYPI_EVENT_WIRELESS_OFF */
265 /* release buttons after a short delay if pressed */
266 static void do_sony_laptop_release_key(struct work_struct
*work
)
268 struct sony_laptop_keypress kp
;
270 while (kfifo_get(sony_laptop_input
.fifo
, (unsigned char *)&kp
,
271 sizeof(kp
)) == sizeof(kp
)) {
273 input_report_key(kp
.dev
, kp
.key
, 0);
277 static DECLARE_WORK(sony_laptop_release_key_work
,
278 do_sony_laptop_release_key
);
280 /* forward event to the input subsytem */
281 static void sony_laptop_report_input_event(u8 event
)
283 struct input_dev
*jog_dev
= sony_laptop_input
.jog_dev
;
284 struct input_dev
*key_dev
= sony_laptop_input
.key_dev
;
285 struct sony_laptop_keypress kp
= { NULL
};
287 if (event
== SONYPI_EVENT_FNKEY_RELEASED
) {
288 /* Nothing, not all VAIOs generate this event */
295 case SONYPI_EVENT_JOGDIAL_UP
:
296 case SONYPI_EVENT_JOGDIAL_UP_PRESSED
:
297 input_report_rel(jog_dev
, REL_WHEEL
, 1);
301 case SONYPI_EVENT_JOGDIAL_DOWN
:
302 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED
:
303 input_report_rel(jog_dev
, REL_WHEEL
, -1);
308 case SONYPI_EVENT_JOGDIAL_PRESSED
:
314 if (event
> ARRAY_SIZE (sony_laptop_input_keycode_map
)) {
315 dprintk("sony_laptop_report_input_event, event not known: %d\n", event
);
318 if (sony_laptop_input_index
[event
] != -1) {
319 kp
.key
= sony_laptop_input_keycode_map
[sony_laptop_input_index
[event
]];
320 if (kp
.key
!= KEY_UNKNOWN
)
327 input_report_key(kp
.dev
, kp
.key
, 1);
328 /* we emit the scancode so we can always remap the key */
329 input_event(kp
.dev
, EV_MSC
, MSC_SCAN
, event
);
331 kfifo_put(sony_laptop_input
.fifo
,
332 (unsigned char *)&kp
, sizeof(kp
));
334 if (!work_pending(&sony_laptop_release_key_work
))
335 queue_work(sony_laptop_input
.wq
,
336 &sony_laptop_release_key_work
);
338 dprintk("unknown input event %.2x\n", event
);
341 static int sony_laptop_setup_input(void)
343 struct input_dev
*jog_dev
;
344 struct input_dev
*key_dev
;
348 /* don't run again if already initialized */
349 if (atomic_add_return(1, &sony_laptop_input
.users
) > 1)
353 spin_lock_init(&sony_laptop_input
.fifo_lock
);
354 sony_laptop_input
.fifo
=
355 kfifo_alloc(SONY_LAPTOP_BUF_SIZE
, GFP_KERNEL
,
356 &sony_laptop_input
.fifo_lock
);
357 if (IS_ERR(sony_laptop_input
.fifo
)) {
358 printk(KERN_ERR DRV_PFX
"kfifo_alloc failed\n");
359 error
= PTR_ERR(sony_laptop_input
.fifo
);
364 sony_laptop_input
.wq
= create_singlethread_workqueue("sony-laptop");
365 if (!sony_laptop_input
.wq
) {
366 printk(KERN_ERR DRV_PFX
367 "Unabe to create workqueue.\n");
373 key_dev
= input_allocate_device();
379 key_dev
->name
= "Sony Vaio Keys";
380 key_dev
->id
.bustype
= BUS_ISA
;
381 key_dev
->id
.vendor
= PCI_VENDOR_ID_SONY
;
383 /* Initialize the Input Drivers: special keys */
384 set_bit(EV_KEY
, key_dev
->evbit
);
385 set_bit(EV_MSC
, key_dev
->evbit
);
386 set_bit(MSC_SCAN
, key_dev
->mscbit
);
387 key_dev
->keycodesize
= sizeof(sony_laptop_input_keycode_map
[0]);
388 key_dev
->keycodemax
= ARRAY_SIZE(sony_laptop_input_keycode_map
);
389 key_dev
->keycode
= &sony_laptop_input_keycode_map
;
390 for (i
= 0; i
< ARRAY_SIZE(sony_laptop_input_keycode_map
); i
++) {
391 if (sony_laptop_input_keycode_map
[i
] != KEY_RESERVED
) {
392 set_bit(sony_laptop_input_keycode_map
[i
],
397 error
= input_register_device(key_dev
);
399 goto err_free_keydev
;
401 sony_laptop_input
.key_dev
= key_dev
;
404 jog_dev
= input_allocate_device();
407 goto err_unregister_keydev
;
410 jog_dev
->name
= "Sony Vaio Jogdial";
411 jog_dev
->id
.bustype
= BUS_ISA
;
412 jog_dev
->id
.vendor
= PCI_VENDOR_ID_SONY
;
414 jog_dev
->evbit
[0] = BIT(EV_KEY
) | BIT(EV_REL
);
415 jog_dev
->keybit
[LONG(BTN_MOUSE
)] = BIT(BTN_MIDDLE
);
416 jog_dev
->relbit
[0] = BIT(REL_WHEEL
);
418 error
= input_register_device(jog_dev
);
420 goto err_free_jogdev
;
422 sony_laptop_input
.jog_dev
= jog_dev
;
427 input_free_device(jog_dev
);
429 err_unregister_keydev
:
430 input_unregister_device(key_dev
);
431 /* to avoid kref underflow below at input_free_device */
435 input_free_device(key_dev
);
438 destroy_workqueue(sony_laptop_input
.wq
);
441 kfifo_free(sony_laptop_input
.fifo
);
444 atomic_dec(&sony_laptop_input
.users
);
448 static void sony_laptop_remove_input(void)
450 /* cleanup only after the last user has gone */
451 if (!atomic_dec_and_test(&sony_laptop_input
.users
))
454 /* flush workqueue first */
455 flush_workqueue(sony_laptop_input
.wq
);
457 /* destroy input devs */
458 input_unregister_device(sony_laptop_input
.key_dev
);
459 sony_laptop_input
.key_dev
= NULL
;
461 if (sony_laptop_input
.jog_dev
) {
462 input_unregister_device(sony_laptop_input
.jog_dev
);
463 sony_laptop_input
.jog_dev
= NULL
;
466 destroy_workqueue(sony_laptop_input
.wq
);
467 kfifo_free(sony_laptop_input
.fifo
);
470 /*********** Platform Device ***********/
472 static atomic_t sony_pf_users
= ATOMIC_INIT(0);
473 static struct platform_driver sony_pf_driver
= {
475 .name
= "sony-laptop",
476 .owner
= THIS_MODULE
,
479 static struct platform_device
*sony_pf_device
;
481 static int sony_pf_add(void)
485 /* don't run again if already initialized */
486 if (atomic_add_return(1, &sony_pf_users
) > 1)
489 ret
= platform_driver_register(&sony_pf_driver
);
493 sony_pf_device
= platform_device_alloc("sony-laptop", -1);
494 if (!sony_pf_device
) {
496 goto out_platform_registered
;
499 ret
= platform_device_add(sony_pf_device
);
501 goto out_platform_alloced
;
505 out_platform_alloced
:
506 platform_device_put(sony_pf_device
);
507 sony_pf_device
= NULL
;
508 out_platform_registered
:
509 platform_driver_unregister(&sony_pf_driver
);
511 atomic_dec(&sony_pf_users
);
515 static void sony_pf_remove(void)
517 /* deregister only after the last user has gone */
518 if (!atomic_dec_and_test(&sony_pf_users
))
521 platform_device_del(sony_pf_device
);
522 platform_device_put(sony_pf_device
);
523 platform_driver_unregister(&sony_pf_driver
);
526 /*********** SNC (SNY5001) Device ***********/
528 /* the device uses 1-based values, while the backlight subsystem uses
530 #define SONY_MAX_BRIGHTNESS 8
532 #define SNC_VALIDATE_IN 0
533 #define SNC_VALIDATE_OUT 1
535 static ssize_t
sony_nc_sysfs_show(struct device
*, struct device_attribute
*,
537 static ssize_t
sony_nc_sysfs_store(struct device
*, struct device_attribute
*,
538 const char *, size_t);
539 static int boolean_validate(const int, const int);
540 static int brightness_default_validate(const int, const int);
542 struct sony_nc_value
{
543 char *name
; /* name of the entry */
544 char **acpiget
; /* names of the ACPI get function */
545 char **acpiset
; /* names of the ACPI set function */
546 int (*validate
)(const int, const int); /* input/output validation */
547 int value
; /* current setting */
548 int valid
; /* Has ever been set */
549 int debug
; /* active only in debug mode ? */
550 struct device_attribute devattr
; /* sysfs atribute */
553 #define SNC_HANDLE_NAMES(_name, _values...) \
554 static char *snc_##_name[] = { _values, NULL }
556 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
558 .name = __stringify(_name), \
559 .acpiget = _getters, \
560 .acpiset = _setters, \
561 .validate = _validate, \
563 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
566 #define SNC_HANDLE_NULL { .name = NULL }
568 SNC_HANDLE_NAMES(fnkey_get
, "GHKE");
570 SNC_HANDLE_NAMES(brightness_def_get
, "GPBR");
571 SNC_HANDLE_NAMES(brightness_def_set
, "SPBR");
573 SNC_HANDLE_NAMES(cdpower_get
, "GCDP");
574 SNC_HANDLE_NAMES(cdpower_set
, "SCDP", "CDPW");
576 SNC_HANDLE_NAMES(audiopower_get
, "GAZP");
577 SNC_HANDLE_NAMES(audiopower_set
, "AZPW");
579 SNC_HANDLE_NAMES(lanpower_get
, "GLNP");
580 SNC_HANDLE_NAMES(lanpower_set
, "LNPW");
582 SNC_HANDLE_NAMES(lidstate_get
, "GLID");
584 SNC_HANDLE_NAMES(indicatorlamp_get
, "GILS");
585 SNC_HANDLE_NAMES(indicatorlamp_set
, "SILS");
587 SNC_HANDLE_NAMES(gainbass_get
, "GMGB");
588 SNC_HANDLE_NAMES(gainbass_set
, "CMGB");
590 SNC_HANDLE_NAMES(PID_get
, "GPID");
592 SNC_HANDLE_NAMES(CTR_get
, "GCTR");
593 SNC_HANDLE_NAMES(CTR_set
, "SCTR");
595 SNC_HANDLE_NAMES(PCR_get
, "GPCR");
596 SNC_HANDLE_NAMES(PCR_set
, "SPCR");
598 SNC_HANDLE_NAMES(CMI_get
, "GCMI");
599 SNC_HANDLE_NAMES(CMI_set
, "SCMI");
601 static struct sony_nc_value sony_nc_values
[] = {
602 SNC_HANDLE(brightness_default
, snc_brightness_def_get
,
603 snc_brightness_def_set
, brightness_default_validate
, 0),
604 SNC_HANDLE(fnkey
, snc_fnkey_get
, NULL
, NULL
, 0),
605 SNC_HANDLE(cdpower
, snc_cdpower_get
, snc_cdpower_set
, boolean_validate
, 0),
606 SNC_HANDLE(audiopower
, snc_audiopower_get
, snc_audiopower_set
,
607 boolean_validate
, 0),
608 SNC_HANDLE(lanpower
, snc_lanpower_get
, snc_lanpower_set
,
609 boolean_validate
, 1),
610 SNC_HANDLE(lidstate
, snc_lidstate_get
, NULL
,
611 boolean_validate
, 0),
612 SNC_HANDLE(indicatorlamp
, snc_indicatorlamp_get
, snc_indicatorlamp_set
,
613 boolean_validate
, 0),
614 SNC_HANDLE(gainbass
, snc_gainbass_get
, snc_gainbass_set
,
615 boolean_validate
, 0),
616 /* unknown methods */
617 SNC_HANDLE(PID
, snc_PID_get
, NULL
, NULL
, 1),
618 SNC_HANDLE(CTR
, snc_CTR_get
, snc_CTR_set
, NULL
, 1),
619 SNC_HANDLE(PCR
, snc_PCR_get
, snc_PCR_set
, NULL
, 1),
620 SNC_HANDLE(CMI
, snc_CMI_get
, snc_CMI_set
, NULL
, 1),
624 static acpi_handle sony_nc_acpi_handle
;
625 static struct acpi_device
*sony_nc_acpi_device
= NULL
;
628 * acpi_evaluate_object wrappers
630 static int acpi_callgetfunc(acpi_handle handle
, char *name
, int *result
)
632 struct acpi_buffer output
;
633 union acpi_object out_obj
;
636 output
.length
= sizeof(out_obj
);
637 output
.pointer
= &out_obj
;
639 status
= acpi_evaluate_object(handle
, name
, NULL
, &output
);
640 if ((status
== AE_OK
) && (out_obj
.type
== ACPI_TYPE_INTEGER
)) {
641 *result
= out_obj
.integer
.value
;
645 printk(KERN_WARNING DRV_PFX
"acpi_callreadfunc failed\n");
650 static int acpi_callsetfunc(acpi_handle handle
, char *name
, int value
,
653 struct acpi_object_list params
;
654 union acpi_object in_obj
;
655 struct acpi_buffer output
;
656 union acpi_object out_obj
;
660 params
.pointer
= &in_obj
;
661 in_obj
.type
= ACPI_TYPE_INTEGER
;
662 in_obj
.integer
.value
= value
;
664 output
.length
= sizeof(out_obj
);
665 output
.pointer
= &out_obj
;
667 status
= acpi_evaluate_object(handle
, name
, ¶ms
, &output
);
668 if (status
== AE_OK
) {
669 if (result
!= NULL
) {
670 if (out_obj
.type
!= ACPI_TYPE_INTEGER
) {
671 printk(KERN_WARNING DRV_PFX
"acpi_evaluate_object bad "
675 *result
= out_obj
.integer
.value
;
680 printk(KERN_WARNING DRV_PFX
"acpi_evaluate_object failed\n");
686 * sony_nc_values input/output validate functions
689 /* brightness_default_validate:
691 * manipulate input output values to keep consistency with the
692 * backlight framework for which brightness values are 0-based.
694 static int brightness_default_validate(const int direction
, const int value
)
697 case SNC_VALIDATE_OUT
:
699 case SNC_VALIDATE_IN
:
700 if (value
>= 0 && value
< SONY_MAX_BRIGHTNESS
)
708 * on input validate boolean values 0/1, on output just pass the
711 static int boolean_validate(const int direction
, const int value
)
713 if (direction
== SNC_VALIDATE_IN
) {
714 if (value
!= 0 && value
!= 1)
721 * Sysfs show/store common to all sony_nc_values
723 static ssize_t
sony_nc_sysfs_show(struct device
*dev
, struct device_attribute
*attr
,
727 struct sony_nc_value
*item
=
728 container_of(attr
, struct sony_nc_value
, devattr
);
733 if (acpi_callgetfunc(sony_nc_acpi_handle
, *item
->acpiget
, &value
) < 0)
737 value
= item
->validate(SNC_VALIDATE_OUT
, value
);
739 return snprintf(buffer
, PAGE_SIZE
, "%d\n", value
);
742 static ssize_t
sony_nc_sysfs_store(struct device
*dev
,
743 struct device_attribute
*attr
,
744 const char *buffer
, size_t count
)
747 struct sony_nc_value
*item
=
748 container_of(attr
, struct sony_nc_value
, devattr
);
756 value
= simple_strtoul(buffer
, NULL
, 10);
759 value
= item
->validate(SNC_VALIDATE_IN
, value
);
764 if (acpi_callsetfunc(sony_nc_acpi_handle
, *item
->acpiset
, value
, NULL
) < 0)
775 static int sony_backlight_update_status(struct backlight_device
*bd
)
777 return acpi_callsetfunc(sony_nc_acpi_handle
, "SBRT",
778 bd
->props
.brightness
+ 1, NULL
);
781 static int sony_backlight_get_brightness(struct backlight_device
*bd
)
785 if (acpi_callgetfunc(sony_nc_acpi_handle
, "GBRT", &value
))
787 /* brightness levels are 1-based, while backlight ones are 0-based */
791 static struct backlight_device
*sony_backlight_device
;
792 static struct backlight_ops sony_backlight_ops
= {
793 .update_status
= sony_backlight_update_status
,
794 .get_brightness
= sony_backlight_get_brightness
,
798 * New SNC-only Vaios event mapping to driver known keys
800 struct sony_nc_event
{
805 static struct sony_nc_event
*sony_nc_events
;
807 /* Vaio C* --maybe also FE*, N* and AR* ?-- special init sequence
810 static int sony_nc_C_enable(struct dmi_system_id
*id
)
814 printk(KERN_NOTICE DRV_PFX
"detected %s\n", id
->ident
);
816 sony_nc_events
= id
->driver_data
;
818 if (acpi_callsetfunc(sony_nc_acpi_handle
, "SN02", 0x4, &result
) < 0
819 || acpi_callsetfunc(sony_nc_acpi_handle
, "SN07", 0x2, &result
) < 0
820 || acpi_callsetfunc(sony_nc_acpi_handle
, "SN02", 0x10, &result
) < 0
821 || acpi_callsetfunc(sony_nc_acpi_handle
, "SN07", 0x0, &result
) < 0
822 || acpi_callsetfunc(sony_nc_acpi_handle
, "SN03", 0x2, &result
) < 0
823 || acpi_callsetfunc(sony_nc_acpi_handle
, "SN07", 0x101, &result
) < 0) {
824 printk(KERN_WARNING DRV_PFX
"failed to initialize SNC, some "
825 "functionalities may be missing\n");
831 static struct sony_nc_event sony_C_events
[] = {
832 { 0x81, SONYPI_EVENT_FNKEY_F1
},
833 { 0x01, SONYPI_EVENT_FNKEY_RELEASED
},
834 { 0x85, SONYPI_EVENT_FNKEY_F5
},
835 { 0x05, SONYPI_EVENT_FNKEY_RELEASED
},
836 { 0x86, SONYPI_EVENT_FNKEY_F6
},
837 { 0x06, SONYPI_EVENT_FNKEY_RELEASED
},
838 { 0x87, SONYPI_EVENT_FNKEY_F7
},
839 { 0x07, SONYPI_EVENT_FNKEY_RELEASED
},
840 { 0x8A, SONYPI_EVENT_FNKEY_F10
},
841 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED
},
842 { 0x8C, SONYPI_EVENT_FNKEY_F12
},
843 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED
},
847 /* SNC-only model map */
848 static struct dmi_system_id sony_nc_ids
[] = {
850 .ident
= "Sony Vaio FE Series",
851 .callback
= sony_nc_C_enable
,
852 .driver_data
= sony_C_events
,
854 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
855 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-FE"),
859 .ident
= "Sony Vaio C Series",
860 .callback
= sony_nc_C_enable
,
861 .driver_data
= sony_C_events
,
863 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
864 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-C"),
873 static void sony_acpi_notify(acpi_handle handle
, u32 event
, void *data
)
875 struct sony_nc_event
*evmap
;
880 /* read the key pressed from EC.GECR
881 * A call to SN07 with 0x0202 will do it as well respecting
882 * the current protocol on different OSes
884 * Note: the path for GECR may be
885 * \_SB.PCI0.LPCB.EC (C, FE, AR, N and friends)
886 * \_SB.PCI0.PIB.EC0 (VGN-FR notifications are sent directly, no GECR)
888 * TODO: we may want to do the same for the older GHKE -need
889 * dmi list- so this snippet may become one more callback.
891 if (acpi_callsetfunc(handle
, "SN07", 0x0202, &result
) < 0)
892 dprintk("sony_acpi_notify, unable to decode event 0x%.2x\n", ev
);
898 for (evmap
= sony_nc_events
; evmap
->event
; evmap
++) {
899 if (evmap
->data
== ev
) {
905 dprintk("sony_acpi_notify, event: 0x%.2x\n", ev
);
906 sony_laptop_report_input_event(ev
);
907 acpi_bus_generate_event(sony_nc_acpi_device
, 1, ev
);
910 static acpi_status
sony_walk_callback(acpi_handle handle
, u32 level
,
911 void *context
, void **return_value
)
913 struct acpi_namespace_node
*node
;
914 union acpi_operand_object
*operand
;
916 node
= (struct acpi_namespace_node
*)handle
;
917 operand
= (union acpi_operand_object
*)node
->object
;
919 printk(KERN_WARNING DRV_PFX
"method: name: %4.4s, args %X\n", node
->name
.ascii
,
920 (u32
) operand
->method
.param_count
);
928 static int sony_nc_resume(struct acpi_device
*device
)
930 struct sony_nc_value
*item
;
932 for (item
= sony_nc_values
; item
->name
; item
++) {
937 ret
= acpi_callsetfunc(sony_nc_acpi_handle
, *item
->acpiset
,
940 printk("%s: %d\n", __FUNCTION__
, ret
);
945 /* set the last requested brightness level */
946 if (sony_backlight_device
&&
947 !sony_backlight_update_status(sony_backlight_device
))
948 printk(KERN_WARNING DRV_PFX
"unable to restore brightness level");
950 /* re-initialize models with specific requirements */
951 dmi_check_system(sony_nc_ids
);
956 static int sony_nc_add(struct acpi_device
*device
)
961 struct sony_nc_value
*item
;
963 printk(KERN_INFO DRV_PFX
"%s v%s.\n",
964 SONY_NC_DRIVER_NAME
, SONY_LAPTOP_DRIVER_VERSION
);
966 sony_nc_acpi_device
= device
;
967 strcpy(acpi_device_class(device
), "sony/hotkey");
969 sony_nc_acpi_handle
= device
->handle
;
971 /* read device status */
972 result
= acpi_bus_get_status(device
);
973 /* bail IFF the above call was successful and the device is not present */
974 if (!result
&& !device
->status
.present
) {
975 dprintk("Device not present\n");
981 status
= acpi_walk_namespace(ACPI_TYPE_METHOD
, sony_nc_acpi_handle
,
982 1, sony_walk_callback
, NULL
, NULL
);
983 if (ACPI_FAILURE(status
)) {
984 printk(KERN_WARNING DRV_PFX
"unable to walk acpi resources\n");
990 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
991 * should be respected as we already checked for the device presence above */
992 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, METHOD_NAME__INI
, &handle
))) {
993 dprintk("Invoking _INI\n");
994 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle
, METHOD_NAME__INI
,
996 dprintk("_INI Method failed\n");
999 /* setup input devices and helper fifo */
1000 result
= sony_laptop_setup_input();
1002 printk(KERN_ERR DRV_PFX
1003 "Unabe to create input devices.\n");
1007 status
= acpi_install_notify_handler(sony_nc_acpi_handle
,
1009 sony_acpi_notify
, NULL
);
1010 if (ACPI_FAILURE(status
)) {
1011 printk(KERN_WARNING DRV_PFX
"unable to install notify handler (%u)\n", status
);
1016 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
, "GBRT", &handle
))) {
1017 sony_backlight_device
= backlight_device_register("sony", NULL
,
1019 &sony_backlight_ops
);
1021 if (IS_ERR(sony_backlight_device
)) {
1022 printk(KERN_WARNING DRV_PFX
"unable to register backlight device\n");
1023 sony_backlight_device
= NULL
;
1025 sony_backlight_device
->props
.brightness
=
1026 sony_backlight_get_brightness
1027 (sony_backlight_device
);
1028 sony_backlight_device
->props
.max_brightness
=
1029 SONY_MAX_BRIGHTNESS
- 1;
1034 /* initialize models with specific requirements */
1035 dmi_check_system(sony_nc_ids
);
1037 result
= sony_pf_add();
1041 /* create sony_pf sysfs attributes related to the SNC device */
1042 for (item
= sony_nc_values
; item
->name
; ++item
) {
1044 if (!debug
&& item
->debug
)
1047 /* find the available acpiget as described in the DSDT */
1048 for (; item
->acpiget
&& *item
->acpiget
; ++item
->acpiget
) {
1049 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
,
1052 dprintk("Found %s getter: %s\n",
1053 item
->name
, *item
->acpiget
);
1054 item
->devattr
.attr
.mode
|= S_IRUGO
;
1059 /* find the available acpiset as described in the DSDT */
1060 for (; item
->acpiset
&& *item
->acpiset
; ++item
->acpiset
) {
1061 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle
,
1064 dprintk("Found %s setter: %s\n",
1065 item
->name
, *item
->acpiset
);
1066 item
->devattr
.attr
.mode
|= S_IWUSR
;
1071 if (item
->devattr
.attr
.mode
!= 0) {
1073 device_create_file(&sony_pf_device
->dev
,
1083 for (item
= sony_nc_values
; item
->name
; ++item
) {
1084 device_remove_file(&sony_pf_device
->dev
, &item
->devattr
);
1089 if (sony_backlight_device
)
1090 backlight_device_unregister(sony_backlight_device
);
1092 status
= acpi_remove_notify_handler(sony_nc_acpi_handle
,
1095 if (ACPI_FAILURE(status
))
1096 printk(KERN_WARNING DRV_PFX
"unable to remove notify handler\n");
1099 sony_laptop_remove_input();
1105 static int sony_nc_remove(struct acpi_device
*device
, int type
)
1108 struct sony_nc_value
*item
;
1110 if (sony_backlight_device
)
1111 backlight_device_unregister(sony_backlight_device
);
1113 sony_nc_acpi_device
= NULL
;
1115 status
= acpi_remove_notify_handler(sony_nc_acpi_handle
,
1118 if (ACPI_FAILURE(status
))
1119 printk(KERN_WARNING DRV_PFX
"unable to remove notify handler\n");
1121 for (item
= sony_nc_values
; item
->name
; ++item
) {
1122 device_remove_file(&sony_pf_device
->dev
, &item
->devattr
);
1126 sony_laptop_remove_input();
1127 dprintk(SONY_NC_DRIVER_NAME
" removed.\n");
1132 static const struct acpi_device_id sony_device_ids
[] = {
1137 MODULE_DEVICE_TABLE(acpi
, sony_device_ids
);
1139 static const struct acpi_device_id sony_nc_device_ids
[] = {
1144 static struct acpi_driver sony_nc_driver
= {
1145 .name
= SONY_NC_DRIVER_NAME
,
1146 .class = SONY_NC_CLASS
,
1147 .ids
= sony_nc_device_ids
,
1148 .owner
= THIS_MODULE
,
1151 .remove
= sony_nc_remove
,
1152 .resume
= sony_nc_resume
,
1156 /*********** SPIC (SNY6001) Device ***********/
1158 #define SONYPI_DEVICE_TYPE1 0x00000001
1159 #define SONYPI_DEVICE_TYPE2 0x00000002
1160 #define SONYPI_DEVICE_TYPE3 0x00000004
1162 #define SONYPI_TYPE1_OFFSET 0x04
1163 #define SONYPI_TYPE2_OFFSET 0x12
1164 #define SONYPI_TYPE3_OFFSET 0x12
1166 struct sony_pic_ioport
{
1167 struct acpi_resource_io io
;
1168 struct list_head list
;
1171 struct sony_pic_irq
{
1172 struct acpi_resource_irq irq
;
1173 struct list_head list
;
1176 struct sony_pic_dev
{
1182 struct acpi_device
*acpi_dev
;
1183 struct sony_pic_irq
*cur_irq
;
1184 struct sony_pic_ioport
*cur_ioport
;
1185 struct list_head interrupts
;
1186 struct list_head ioports
;
1190 static struct sony_pic_dev spic_dev
= {
1191 .interrupts
= LIST_HEAD_INIT(spic_dev
.interrupts
),
1192 .ioports
= LIST_HEAD_INIT(spic_dev
.ioports
),
1196 #define SONYPI_JOGGER_MASK 0x00000001
1197 #define SONYPI_CAPTURE_MASK 0x00000002
1198 #define SONYPI_FNKEY_MASK 0x00000004
1199 #define SONYPI_BLUETOOTH_MASK 0x00000008
1200 #define SONYPI_PKEY_MASK 0x00000010
1201 #define SONYPI_BACK_MASK 0x00000020
1202 #define SONYPI_HELP_MASK 0x00000040
1203 #define SONYPI_LID_MASK 0x00000080
1204 #define SONYPI_ZOOM_MASK 0x00000100
1205 #define SONYPI_THUMBPHRASE_MASK 0x00000200
1206 #define SONYPI_MEYE_MASK 0x00000400
1207 #define SONYPI_MEMORYSTICK_MASK 0x00000800
1208 #define SONYPI_BATTERY_MASK 0x00001000
1209 #define SONYPI_WIRELESS_MASK 0x00002000
1211 struct sonypi_event
{
1216 /* The set of possible button release events */
1217 static struct sonypi_event sonypi_releaseev
[] = {
1218 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED
},
1222 /* The set of possible jogger events */
1223 static struct sonypi_event sonypi_joggerev
[] = {
1224 { 0x1f, SONYPI_EVENT_JOGDIAL_UP
},
1225 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN
},
1226 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED
},
1227 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED
},
1228 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP
},
1229 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN
},
1230 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED
},
1231 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED
},
1232 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP
},
1233 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN
},
1234 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED
},
1235 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED
},
1236 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED
},
1240 /* The set of possible capture button events */
1241 static struct sonypi_event sonypi_captureev
[] = {
1242 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED
},
1243 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED
},
1244 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED
},
1248 /* The set of possible fnkeys events */
1249 static struct sonypi_event sonypi_fnkeyev
[] = {
1250 { 0x10, SONYPI_EVENT_FNKEY_ESC
},
1251 { 0x11, SONYPI_EVENT_FNKEY_F1
},
1252 { 0x12, SONYPI_EVENT_FNKEY_F2
},
1253 { 0x13, SONYPI_EVENT_FNKEY_F3
},
1254 { 0x14, SONYPI_EVENT_FNKEY_F4
},
1255 { 0x15, SONYPI_EVENT_FNKEY_F5
},
1256 { 0x16, SONYPI_EVENT_FNKEY_F6
},
1257 { 0x17, SONYPI_EVENT_FNKEY_F7
},
1258 { 0x18, SONYPI_EVENT_FNKEY_F8
},
1259 { 0x19, SONYPI_EVENT_FNKEY_F9
},
1260 { 0x1a, SONYPI_EVENT_FNKEY_F10
},
1261 { 0x1b, SONYPI_EVENT_FNKEY_F11
},
1262 { 0x1c, SONYPI_EVENT_FNKEY_F12
},
1263 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED
},
1264 { 0x21, SONYPI_EVENT_FNKEY_1
},
1265 { 0x22, SONYPI_EVENT_FNKEY_2
},
1266 { 0x31, SONYPI_EVENT_FNKEY_D
},
1267 { 0x32, SONYPI_EVENT_FNKEY_E
},
1268 { 0x33, SONYPI_EVENT_FNKEY_F
},
1269 { 0x34, SONYPI_EVENT_FNKEY_S
},
1270 { 0x35, SONYPI_EVENT_FNKEY_B
},
1271 { 0x36, SONYPI_EVENT_FNKEY_ONLY
},
1275 /* The set of possible program key events */
1276 static struct sonypi_event sonypi_pkeyev
[] = {
1277 { 0x01, SONYPI_EVENT_PKEY_P1
},
1278 { 0x02, SONYPI_EVENT_PKEY_P2
},
1279 { 0x04, SONYPI_EVENT_PKEY_P3
},
1280 { 0x5c, SONYPI_EVENT_PKEY_P1
},
1284 /* The set of possible bluetooth events */
1285 static struct sonypi_event sonypi_blueev
[] = {
1286 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED
},
1287 { 0x59, SONYPI_EVENT_BLUETOOTH_ON
},
1288 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF
},
1292 /* The set of possible wireless events */
1293 static struct sonypi_event sonypi_wlessev
[] = {
1294 { 0x59, SONYPI_EVENT_WIRELESS_ON
},
1295 { 0x5a, SONYPI_EVENT_WIRELESS_OFF
},
1299 /* The set of possible back button events */
1300 static struct sonypi_event sonypi_backev
[] = {
1301 { 0x20, SONYPI_EVENT_BACK_PRESSED
},
1305 /* The set of possible help button events */
1306 static struct sonypi_event sonypi_helpev
[] = {
1307 { 0x3b, SONYPI_EVENT_HELP_PRESSED
},
1312 /* The set of possible lid events */
1313 static struct sonypi_event sonypi_lidev
[] = {
1314 { 0x51, SONYPI_EVENT_LID_CLOSED
},
1315 { 0x50, SONYPI_EVENT_LID_OPENED
},
1319 /* The set of possible zoom events */
1320 static struct sonypi_event sonypi_zoomev
[] = {
1321 { 0x39, SONYPI_EVENT_ZOOM_PRESSED
},
1325 /* The set of possible thumbphrase events */
1326 static struct sonypi_event sonypi_thumbphraseev
[] = {
1327 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED
},
1331 /* The set of possible motioneye camera events */
1332 static struct sonypi_event sonypi_meyeev
[] = {
1333 { 0x00, SONYPI_EVENT_MEYE_FACE
},
1334 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE
},
1338 /* The set of possible memorystick events */
1339 static struct sonypi_event sonypi_memorystickev
[] = {
1340 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT
},
1341 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT
},
1345 /* The set of possible battery events */
1346 static struct sonypi_event sonypi_batteryev
[] = {
1347 { 0x20, SONYPI_EVENT_BATTERY_INSERT
},
1348 { 0x30, SONYPI_EVENT_BATTERY_REMOVE
},
1352 static struct sonypi_eventtypes
{
1356 struct sonypi_event
* events
;
1357 } sony_pic_eventtypes
[] = {
1358 { SONYPI_DEVICE_TYPE1
, 0, 0xffffffff, sonypi_releaseev
},
1359 { SONYPI_DEVICE_TYPE1
, 0x70, SONYPI_MEYE_MASK
, sonypi_meyeev
},
1360 { SONYPI_DEVICE_TYPE1
, 0x30, SONYPI_LID_MASK
, sonypi_lidev
},
1361 { SONYPI_DEVICE_TYPE1
, 0x60, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
1362 { SONYPI_DEVICE_TYPE1
, 0x10, SONYPI_JOGGER_MASK
, sonypi_joggerev
},
1363 { SONYPI_DEVICE_TYPE1
, 0x20, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
1364 { SONYPI_DEVICE_TYPE1
, 0x30, SONYPI_BLUETOOTH_MASK
, sonypi_blueev
},
1365 { SONYPI_DEVICE_TYPE1
, 0x40, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1366 { SONYPI_DEVICE_TYPE1
, 0x30, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
1367 { SONYPI_DEVICE_TYPE1
, 0x40, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
1369 { SONYPI_DEVICE_TYPE2
, 0, 0xffffffff, sonypi_releaseev
},
1370 { SONYPI_DEVICE_TYPE2
, 0x38, SONYPI_LID_MASK
, sonypi_lidev
},
1371 { SONYPI_DEVICE_TYPE2
, 0x11, SONYPI_JOGGER_MASK
, sonypi_joggerev
},
1372 { SONYPI_DEVICE_TYPE2
, 0x61, SONYPI_CAPTURE_MASK
, sonypi_captureev
},
1373 { SONYPI_DEVICE_TYPE2
, 0x21, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
1374 { SONYPI_DEVICE_TYPE2
, 0x31, SONYPI_BLUETOOTH_MASK
, sonypi_blueev
},
1375 { SONYPI_DEVICE_TYPE2
, 0x08, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1376 { SONYPI_DEVICE_TYPE2
, 0x11, SONYPI_BACK_MASK
, sonypi_backev
},
1377 { SONYPI_DEVICE_TYPE2
, 0x21, SONYPI_HELP_MASK
, sonypi_helpev
},
1378 { SONYPI_DEVICE_TYPE2
, 0x21, SONYPI_ZOOM_MASK
, sonypi_zoomev
},
1379 { SONYPI_DEVICE_TYPE2
, 0x20, SONYPI_THUMBPHRASE_MASK
, sonypi_thumbphraseev
},
1380 { SONYPI_DEVICE_TYPE2
, 0x31, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
1381 { SONYPI_DEVICE_TYPE2
, 0x41, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
1382 { SONYPI_DEVICE_TYPE2
, 0x31, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1384 { SONYPI_DEVICE_TYPE3
, 0, 0xffffffff, sonypi_releaseev
},
1385 { SONYPI_DEVICE_TYPE3
, 0x21, SONYPI_FNKEY_MASK
, sonypi_fnkeyev
},
1386 { SONYPI_DEVICE_TYPE3
, 0x31, SONYPI_WIRELESS_MASK
, sonypi_wlessev
},
1387 { SONYPI_DEVICE_TYPE3
, 0x31, SONYPI_MEMORYSTICK_MASK
, sonypi_memorystickev
},
1388 { SONYPI_DEVICE_TYPE3
, 0x41, SONYPI_BATTERY_MASK
, sonypi_batteryev
},
1389 { SONYPI_DEVICE_TYPE3
, 0x31, SONYPI_PKEY_MASK
, sonypi_pkeyev
},
1393 static int sony_pic_detect_device_type(void)
1395 struct pci_dev
*pcidev
;
1398 if ((pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
1399 PCI_DEVICE_ID_INTEL_82371AB_3
, NULL
)))
1400 model
= SONYPI_DEVICE_TYPE1
;
1402 else if ((pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
1403 PCI_DEVICE_ID_INTEL_ICH6_1
, NULL
)))
1404 model
= SONYPI_DEVICE_TYPE3
;
1406 else if ((pcidev
= pci_get_device(PCI_VENDOR_ID_INTEL
,
1407 PCI_DEVICE_ID_INTEL_ICH7_1
, NULL
)))
1408 model
= SONYPI_DEVICE_TYPE3
;
1411 model
= SONYPI_DEVICE_TYPE2
;
1414 pci_dev_put(pcidev
);
1416 printk(KERN_INFO DRV_PFX
"detected Type%d model\n",
1417 model
== SONYPI_DEVICE_TYPE1
? 1 :
1418 model
== SONYPI_DEVICE_TYPE2
? 2 : 3);
1422 #define ITERATIONS_LONG 10000
1423 #define ITERATIONS_SHORT 10
1424 #define wait_on_command(command, iterations) { \
1425 unsigned int n = iterations; \
1426 while (--n && (command)) \
1429 dprintk("command failed at %s : %s (line %d)\n", \
1430 __FILE__, __FUNCTION__, __LINE__); \
1433 static u8
sony_pic_call1(u8 dev
)
1437 wait_on_command(inb_p(spic_dev
.cur_ioport
->io
.minimum
+ 4) & 2,
1439 outb(dev
, spic_dev
.cur_ioport
->io
.minimum
+ 4);
1440 v1
= inb_p(spic_dev
.cur_ioport
->io
.minimum
+ 4);
1441 v2
= inb_p(spic_dev
.cur_ioport
->io
.minimum
);
1442 dprintk("sony_pic_call1: 0x%.4x\n", (v2
<< 8) | v1
);
1446 static u8
sony_pic_call2(u8 dev
, u8 fn
)
1450 wait_on_command(inb_p(spic_dev
.cur_ioport
->io
.minimum
+ 4) & 2,
1452 outb(dev
, spic_dev
.cur_ioport
->io
.minimum
+ 4);
1453 wait_on_command(inb_p(spic_dev
.cur_ioport
->io
.minimum
+ 4) & 2,
1455 outb(fn
, spic_dev
.cur_ioport
->io
.minimum
);
1456 v1
= inb_p(spic_dev
.cur_ioport
->io
.minimum
);
1457 dprintk("sony_pic_call2: 0x%.4x\n", v1
);
1461 static u8
sony_pic_call3(u8 dev
, u8 fn
, u8 v
)
1465 wait_on_command(inb_p(spic_dev
.cur_ioport
->io
.minimum
+ 4) & 2, ITERATIONS_LONG
);
1466 outb(dev
, spic_dev
.cur_ioport
->io
.minimum
+ 4);
1467 wait_on_command(inb_p(spic_dev
.cur_ioport
->io
.minimum
+ 4) & 2, ITERATIONS_LONG
);
1468 outb(fn
, spic_dev
.cur_ioport
->io
.minimum
);
1469 wait_on_command(inb_p(spic_dev
.cur_ioport
->io
.minimum
+ 4) & 2, ITERATIONS_LONG
);
1470 outb(v
, spic_dev
.cur_ioport
->io
.minimum
);
1471 v1
= inb_p(spic_dev
.cur_ioport
->io
.minimum
);
1472 dprintk("sony_pic_call3: 0x%.4x\n", v1
);
1476 /* camera tests and poweron/poweroff */
1477 #define SONYPI_CAMERA_PICTURE 5
1478 #define SONYPI_CAMERA_CONTROL 0x10
1480 #define SONYPI_CAMERA_BRIGHTNESS 0
1481 #define SONYPI_CAMERA_CONTRAST 1
1482 #define SONYPI_CAMERA_HUE 2
1483 #define SONYPI_CAMERA_COLOR 3
1484 #define SONYPI_CAMERA_SHARPNESS 4
1486 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1487 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1488 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1489 #define SONYPI_CAMERA_MUTE_MASK 0x40
1491 /* the rest don't need a loop until not 0xff */
1492 #define SONYPI_CAMERA_AGC 6
1493 #define SONYPI_CAMERA_AGC_MASK 0x30
1494 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
1496 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1497 #define SONYPI_CAMERA_CONTROL 0x10
1499 #define SONYPI_CAMERA_STATUS 7
1500 #define SONYPI_CAMERA_STATUS_READY 0x2
1501 #define SONYPI_CAMERA_STATUS_POSITION 0x4
1503 #define SONYPI_DIRECTION_BACKWARDS 0x4
1505 #define SONYPI_CAMERA_REVISION 8
1506 #define SONYPI_CAMERA_ROMVERSION 9
1508 static int __sony_pic_camera_ready(void)
1512 v
= sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS
);
1513 return (v
!= 0xff && (v
& SONYPI_CAMERA_STATUS_READY
));
1516 static int __sony_pic_camera_off(void)
1519 printk(KERN_WARNING DRV_PFX
"camera control not enabled\n");
1523 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE
,
1524 SONYPI_CAMERA_MUTE_MASK
),
1527 if (spic_dev
.camera_power
) {
1528 sony_pic_call2(0x91, 0);
1529 spic_dev
.camera_power
= 0;
1534 static int __sony_pic_camera_on(void)
1539 printk(KERN_WARNING DRV_PFX
"camera control not enabled\n");
1543 if (spic_dev
.camera_power
)
1546 for (j
= 5; j
> 0; j
--) {
1548 for (x
= 0; x
< 100 && sony_pic_call2(0x91, 0x1); x
++)
1550 sony_pic_call1(0x93);
1552 for (i
= 400; i
> 0; i
--) {
1553 if (__sony_pic_camera_ready())
1562 printk(KERN_WARNING DRV_PFX
"failed to power on camera\n");
1566 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL
,
1570 spic_dev
.camera_power
= 1;
1574 /* External camera command (exported to the motion eye v4l driver) */
1575 int sony_pic_camera_command(int command
, u8 value
)
1580 mutex_lock(&spic_dev
.lock
);
1583 case SONY_PIC_COMMAND_SETCAMERA
:
1585 __sony_pic_camera_on();
1587 __sony_pic_camera_off();
1589 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS
:
1590 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS
, value
),
1593 case SONY_PIC_COMMAND_SETCAMERACONTRAST
:
1594 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST
, value
),
1597 case SONY_PIC_COMMAND_SETCAMERAHUE
:
1598 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE
, value
),
1601 case SONY_PIC_COMMAND_SETCAMERACOLOR
:
1602 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR
, value
),
1605 case SONY_PIC_COMMAND_SETCAMERASHARPNESS
:
1606 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS
, value
),
1609 case SONY_PIC_COMMAND_SETCAMERAPICTURE
:
1610 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE
, value
),
1613 case SONY_PIC_COMMAND_SETCAMERAAGC
:
1614 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC
, value
),
1618 printk(KERN_ERR DRV_PFX
"sony_pic_camera_command invalid: %d\n",
1622 mutex_unlock(&spic_dev
.lock
);
1625 EXPORT_SYMBOL(sony_pic_camera_command
);
1627 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
1628 static void sony_pic_set_wwanpower(u8 state
)
1631 mutex_lock(&spic_dev
.lock
);
1632 if (spic_dev
.wwan_power
== state
) {
1633 mutex_unlock(&spic_dev
.lock
);
1636 sony_pic_call2(0xB0, state
);
1637 spic_dev
.wwan_power
= state
;
1638 mutex_unlock(&spic_dev
.lock
);
1641 static ssize_t
sony_pic_wwanpower_store(struct device
*dev
,
1642 struct device_attribute
*attr
,
1643 const char *buffer
, size_t count
)
1645 unsigned long value
;
1649 value
= simple_strtoul(buffer
, NULL
, 10);
1650 sony_pic_set_wwanpower(value
);
1655 static ssize_t
sony_pic_wwanpower_show(struct device
*dev
,
1656 struct device_attribute
*attr
, char *buffer
)
1659 mutex_lock(&spic_dev
.lock
);
1660 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", spic_dev
.wwan_power
);
1661 mutex_unlock(&spic_dev
.lock
);
1665 /* bluetooth subsystem power state */
1666 static void __sony_pic_set_bluetoothpower(u8 state
)
1669 if (spic_dev
.bluetooth_power
== state
)
1671 sony_pic_call2(0x96, state
);
1672 sony_pic_call1(0x82);
1673 spic_dev
.bluetooth_power
= state
;
1676 static ssize_t
sony_pic_bluetoothpower_store(struct device
*dev
,
1677 struct device_attribute
*attr
,
1678 const char *buffer
, size_t count
)
1680 unsigned long value
;
1684 value
= simple_strtoul(buffer
, NULL
, 10);
1685 mutex_lock(&spic_dev
.lock
);
1686 __sony_pic_set_bluetoothpower(value
);
1687 mutex_unlock(&spic_dev
.lock
);
1692 static ssize_t
sony_pic_bluetoothpower_show(struct device
*dev
,
1693 struct device_attribute
*attr
, char *buffer
)
1696 mutex_lock(&spic_dev
.lock
);
1697 count
= snprintf(buffer
, PAGE_SIZE
, "%d\n", spic_dev
.bluetooth_power
);
1698 mutex_unlock(&spic_dev
.lock
);
1703 /* FAN0 information (reverse engineered from ACPI tables) */
1704 #define SONY_PIC_FAN0_STATUS 0x93
1705 static int sony_pic_set_fanspeed(unsigned long value
)
1707 return ec_write(SONY_PIC_FAN0_STATUS
, value
);
1710 static int sony_pic_get_fanspeed(u8
*value
)
1712 return ec_read(SONY_PIC_FAN0_STATUS
, value
);
1715 static ssize_t
sony_pic_fanspeed_store(struct device
*dev
,
1716 struct device_attribute
*attr
,
1717 const char *buffer
, size_t count
)
1719 unsigned long value
;
1723 value
= simple_strtoul(buffer
, NULL
, 10);
1724 if (sony_pic_set_fanspeed(value
))
1730 static ssize_t
sony_pic_fanspeed_show(struct device
*dev
,
1731 struct device_attribute
*attr
, char *buffer
)
1734 if (sony_pic_get_fanspeed(&value
))
1737 return snprintf(buffer
, PAGE_SIZE
, "%d\n", value
);
1740 #define SPIC_ATTR(_name, _mode) \
1741 struct device_attribute spic_attr_##_name = __ATTR(_name, \
1742 _mode, sony_pic_## _name ##_show, \
1743 sony_pic_## _name ##_store)
1745 static SPIC_ATTR(bluetoothpower
, 0644);
1746 static SPIC_ATTR(wwanpower
, 0644);
1747 static SPIC_ATTR(fanspeed
, 0644);
1749 static struct attribute
*spic_attributes
[] = {
1750 &spic_attr_bluetoothpower
.attr
,
1751 &spic_attr_wwanpower
.attr
,
1752 &spic_attr_fanspeed
.attr
,
1756 static struct attribute_group spic_attribute_group
= {
1757 .attrs
= spic_attributes
1760 /******** SONYPI compatibility **********/
1761 #ifdef CONFIG_SONYPI_COMPAT
1763 /* battery / brightness / temperature addresses */
1764 #define SONYPI_BAT_FLAGS 0x81
1765 #define SONYPI_LCD_LIGHT 0x96
1766 #define SONYPI_BAT1_PCTRM 0xa0
1767 #define SONYPI_BAT1_LEFT 0xa2
1768 #define SONYPI_BAT1_MAXRT 0xa4
1769 #define SONYPI_BAT2_PCTRM 0xa8
1770 #define SONYPI_BAT2_LEFT 0xaa
1771 #define SONYPI_BAT2_MAXRT 0xac
1772 #define SONYPI_BAT1_MAXTK 0xb0
1773 #define SONYPI_BAT1_FULL 0xb2
1774 #define SONYPI_BAT2_MAXTK 0xb8
1775 #define SONYPI_BAT2_FULL 0xba
1776 #define SONYPI_TEMP_STATUS 0xC1
1778 struct sonypi_compat_s
{
1779 struct fasync_struct
*fifo_async
;
1781 spinlock_t fifo_lock
;
1782 wait_queue_head_t fifo_proc_list
;
1783 atomic_t open_count
;
1785 static struct sonypi_compat_s sonypi_compat
= {
1786 .open_count
= ATOMIC_INIT(0),
1789 static int sonypi_misc_fasync(int fd
, struct file
*filp
, int on
)
1793 retval
= fasync_helper(fd
, filp
, on
, &sonypi_compat
.fifo_async
);
1799 static int sonypi_misc_release(struct inode
*inode
, struct file
*file
)
1801 sonypi_misc_fasync(-1, file
, 0);
1802 atomic_dec(&sonypi_compat
.open_count
);
1806 static int sonypi_misc_open(struct inode
*inode
, struct file
*file
)
1808 /* Flush input queue on first open */
1809 if (atomic_inc_return(&sonypi_compat
.open_count
) == 1)
1810 kfifo_reset(sonypi_compat
.fifo
);
1814 static ssize_t
sonypi_misc_read(struct file
*file
, char __user
*buf
,
1815 size_t count
, loff_t
*pos
)
1820 if ((kfifo_len(sonypi_compat
.fifo
) == 0) &&
1821 (file
->f_flags
& O_NONBLOCK
))
1824 ret
= wait_event_interruptible(sonypi_compat
.fifo_proc_list
,
1825 kfifo_len(sonypi_compat
.fifo
) != 0);
1829 while (ret
< count
&&
1830 (kfifo_get(sonypi_compat
.fifo
, &c
, sizeof(c
)) == sizeof(c
))) {
1831 if (put_user(c
, buf
++))
1837 struct inode
*inode
= file
->f_path
.dentry
->d_inode
;
1838 inode
->i_atime
= current_fs_time(inode
->i_sb
);
1844 static unsigned int sonypi_misc_poll(struct file
*file
, poll_table
*wait
)
1846 poll_wait(file
, &sonypi_compat
.fifo_proc_list
, wait
);
1847 if (kfifo_len(sonypi_compat
.fifo
))
1848 return POLLIN
| POLLRDNORM
;
1852 static int ec_read16(u8 addr
, u16
*value
)
1855 if (ec_read(addr
, &val_lb
))
1857 if (ec_read(addr
+ 1, &val_hb
))
1859 *value
= val_lb
| (val_hb
<< 8);
1863 static int sonypi_misc_ioctl(struct inode
*ip
, struct file
*fp
,
1864 unsigned int cmd
, unsigned long arg
)
1867 void __user
*argp
= (void __user
*)arg
;
1872 mutex_lock(&spic_dev
.lock
);
1874 case SONYPI_IOCGBRT
:
1875 if (sony_backlight_device
== NULL
) {
1879 if (acpi_callgetfunc(sony_nc_acpi_handle
, "GBRT", &value
)) {
1883 val8
= ((value
& 0xff) - 1) << 5;
1884 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
1887 case SONYPI_IOCSBRT
:
1888 if (sony_backlight_device
== NULL
) {
1892 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
1896 if (acpi_callsetfunc(sony_nc_acpi_handle
, "SBRT",
1897 (val8
>> 5) + 1, NULL
)) {
1901 /* sync the backlight device status */
1902 sony_backlight_device
->props
.brightness
=
1903 sony_backlight_get_brightness(sony_backlight_device
);
1905 case SONYPI_IOCGBAT1CAP
:
1906 if (ec_read16(SONYPI_BAT1_FULL
, &val16
)) {
1910 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
1913 case SONYPI_IOCGBAT1REM
:
1914 if (ec_read16(SONYPI_BAT1_LEFT
, &val16
)) {
1918 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
1921 case SONYPI_IOCGBAT2CAP
:
1922 if (ec_read16(SONYPI_BAT2_FULL
, &val16
)) {
1926 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
1929 case SONYPI_IOCGBAT2REM
:
1930 if (ec_read16(SONYPI_BAT2_LEFT
, &val16
)) {
1934 if (copy_to_user(argp
, &val16
, sizeof(val16
)))
1937 case SONYPI_IOCGBATFLAGS
:
1938 if (ec_read(SONYPI_BAT_FLAGS
, &val8
)) {
1943 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
1946 case SONYPI_IOCGBLUE
:
1947 val8
= spic_dev
.bluetooth_power
;
1948 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
1951 case SONYPI_IOCSBLUE
:
1952 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
1956 __sony_pic_set_bluetoothpower(val8
);
1959 case SONYPI_IOCGFAN
:
1960 if (sony_pic_get_fanspeed(&val8
)) {
1964 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
1967 case SONYPI_IOCSFAN
:
1968 if (copy_from_user(&val8
, argp
, sizeof(val8
))) {
1972 if (sony_pic_set_fanspeed(val8
))
1975 /* GET Temperature (useful under APM) */
1976 case SONYPI_IOCGTEMP
:
1977 if (ec_read(SONYPI_TEMP_STATUS
, &val8
)) {
1981 if (copy_to_user(argp
, &val8
, sizeof(val8
)))
1987 mutex_unlock(&spic_dev
.lock
);
1991 static const struct file_operations sonypi_misc_fops
= {
1992 .owner
= THIS_MODULE
,
1993 .read
= sonypi_misc_read
,
1994 .poll
= sonypi_misc_poll
,
1995 .open
= sonypi_misc_open
,
1996 .release
= sonypi_misc_release
,
1997 .fasync
= sonypi_misc_fasync
,
1998 .ioctl
= sonypi_misc_ioctl
,
2001 static struct miscdevice sonypi_misc_device
= {
2002 .minor
= MISC_DYNAMIC_MINOR
,
2004 .fops
= &sonypi_misc_fops
,
2007 static void sonypi_compat_report_event(u8 event
)
2009 kfifo_put(sonypi_compat
.fifo
, (unsigned char *)&event
, sizeof(event
));
2010 kill_fasync(&sonypi_compat
.fifo_async
, SIGIO
, POLL_IN
);
2011 wake_up_interruptible(&sonypi_compat
.fifo_proc_list
);
2014 static int sonypi_compat_init(void)
2018 spin_lock_init(&sonypi_compat
.fifo_lock
);
2019 sonypi_compat
.fifo
= kfifo_alloc(SONY_LAPTOP_BUF_SIZE
, GFP_KERNEL
,
2020 &sonypi_compat
.fifo_lock
);
2021 if (IS_ERR(sonypi_compat
.fifo
)) {
2022 printk(KERN_ERR DRV_PFX
"kfifo_alloc failed\n");
2023 return PTR_ERR(sonypi_compat
.fifo
);
2026 init_waitqueue_head(&sonypi_compat
.fifo_proc_list
);
2029 sonypi_misc_device
.minor
= minor
;
2030 error
= misc_register(&sonypi_misc_device
);
2032 printk(KERN_ERR DRV_PFX
"misc_register failed\n");
2033 goto err_free_kfifo
;
2036 printk(KERN_INFO DRV_PFX
"device allocated minor is %d\n",
2037 sonypi_misc_device
.minor
);
2042 kfifo_free(sonypi_compat
.fifo
);
2046 static void sonypi_compat_exit(void)
2048 misc_deregister(&sonypi_misc_device
);
2049 kfifo_free(sonypi_compat
.fifo
);
2052 static int sonypi_compat_init(void) { return 0; }
2053 static void sonypi_compat_exit(void) { }
2054 static void sonypi_compat_report_event(u8 event
) { }
2055 #endif /* CONFIG_SONYPI_COMPAT */
2061 sony_pic_read_possible_resource(struct acpi_resource
*resource
, void *context
)
2064 struct sony_pic_dev
*dev
= (struct sony_pic_dev
*)context
;
2066 switch (resource
->type
) {
2067 case ACPI_RESOURCE_TYPE_START_DEPENDENT
:
2068 case ACPI_RESOURCE_TYPE_END_DEPENDENT
:
2071 case ACPI_RESOURCE_TYPE_IRQ
:
2073 struct acpi_resource_irq
*p
= &resource
->data
.irq
;
2074 struct sony_pic_irq
*interrupt
= NULL
;
2075 if (!p
|| !p
->interrupt_count
) {
2077 * IRQ descriptors may have no IRQ# bits set,
2078 * particularly those those w/ _STA disabled
2080 dprintk("Blank IRQ resource\n");
2083 for (i
= 0; i
< p
->interrupt_count
; i
++) {
2084 if (!p
->interrupts
[i
]) {
2085 printk(KERN_WARNING DRV_PFX
2090 interrupt
= kzalloc(sizeof(*interrupt
),
2095 list_add_tail(&interrupt
->list
, &dev
->interrupts
);
2096 interrupt
->irq
.triggering
= p
->triggering
;
2097 interrupt
->irq
.polarity
= p
->polarity
;
2098 interrupt
->irq
.sharable
= p
->sharable
;
2099 interrupt
->irq
.interrupt_count
= 1;
2100 interrupt
->irq
.interrupts
[0] = p
->interrupts
[i
];
2104 case ACPI_RESOURCE_TYPE_IO
:
2106 struct acpi_resource_io
*io
= &resource
->data
.io
;
2107 struct sony_pic_ioport
*ioport
= NULL
;
2109 dprintk("Blank IO resource\n");
2113 ioport
= kzalloc(sizeof(*ioport
), GFP_KERNEL
);
2117 list_add_tail(&ioport
->list
, &dev
->ioports
);
2118 memcpy(&ioport
->io
, io
, sizeof(*io
));
2122 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2125 case ACPI_RESOURCE_TYPE_END_TAG
:
2128 return AE_CTRL_TERMINATE
;
2131 static int sony_pic_possible_resources(struct acpi_device
*device
)
2134 acpi_status status
= AE_OK
;
2139 /* get device status */
2140 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2141 dprintk("Evaluating _STA\n");
2142 result
= acpi_bus_get_status(device
);
2144 printk(KERN_WARNING DRV_PFX
"Unable to read status\n");
2148 if (!device
->status
.enabled
)
2149 dprintk("Device disabled\n");
2151 dprintk("Device enabled\n");
2154 * Query and parse 'method'
2156 dprintk("Evaluating %s\n", METHOD_NAME__PRS
);
2157 status
= acpi_walk_resources(device
->handle
, METHOD_NAME__PRS
,
2158 sony_pic_read_possible_resource
, &spic_dev
);
2159 if (ACPI_FAILURE(status
)) {
2160 printk(KERN_WARNING DRV_PFX
2161 "Failure evaluating %s\n",
2170 * Disable the spic device by calling its _DIS method
2172 static int sony_pic_disable(struct acpi_device
*device
)
2174 if (ACPI_FAILURE(acpi_evaluate_object(device
->handle
,
2175 "_DIS", NULL
, NULL
)))
2178 dprintk("Device disabled\n");
2184 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2186 * Call _SRS to set current resources
2188 static int sony_pic_enable(struct acpi_device
*device
,
2189 struct sony_pic_ioport
*ioport
, struct sony_pic_irq
*irq
)
2194 struct acpi_resource io_res
;
2195 struct acpi_resource irq_res
;
2196 struct acpi_resource end
;
2198 struct acpi_buffer buffer
= { 0, NULL
};
2200 if (!ioport
|| !irq
)
2203 /* init acpi_buffer */
2204 resource
= kzalloc(sizeof(*resource
) + 1, GFP_KERNEL
);
2208 buffer
.length
= sizeof(*resource
) + 1;
2209 buffer
.pointer
= resource
;
2211 /* setup io resource */
2212 resource
->io_res
.type
= ACPI_RESOURCE_TYPE_IO
;
2213 resource
->io_res
.length
= sizeof(struct acpi_resource
);
2214 memcpy(&resource
->io_res
.data
.io
, &ioport
->io
,
2215 sizeof(struct acpi_resource_io
));
2217 /* setup irq resource */
2218 resource
->irq_res
.type
= ACPI_RESOURCE_TYPE_IRQ
;
2219 resource
->irq_res
.length
= sizeof(struct acpi_resource
);
2220 memcpy(&resource
->irq_res
.data
.irq
, &irq
->irq
,
2221 sizeof(struct acpi_resource_irq
));
2222 /* we requested a shared irq */
2223 resource
->irq_res
.data
.irq
.sharable
= ACPI_SHARED
;
2225 resource
->end
.type
= ACPI_RESOURCE_TYPE_END_TAG
;
2227 /* Attempt to set the resource */
2228 dprintk("Evaluating _SRS\n");
2229 status
= acpi_set_current_resources(device
->handle
, &buffer
);
2231 /* check for total failure */
2232 if (ACPI_FAILURE(status
)) {
2233 printk(KERN_ERR DRV_PFX
"Error evaluating _SRS");
2238 /* Necessary device initializations calls (from sonypi) */
2239 sony_pic_call1(0x82);
2240 sony_pic_call2(0x81, 0xff);
2241 sony_pic_call1(compat
? 0x92 : 0x82);
2250 * ISR: some event is available
2253 static irqreturn_t
sony_pic_irq(int irq
, void *dev_id
)
2258 u8 device_event
= 0;
2260 struct sony_pic_dev
*dev
= (struct sony_pic_dev
*) dev_id
;
2262 ev
= inb_p(dev
->cur_ioport
->io
.minimum
);
2263 data_mask
= inb_p(dev
->cur_ioport
->io
.minimum
+ dev
->evport_offset
);
2265 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2266 ev
, data_mask
, dev
->cur_ioport
->io
.minimum
, dev
->evport_offset
);
2268 if (ev
== 0x00 || ev
== 0xff)
2271 for (i
= 0; sony_pic_eventtypes
[i
].model
; i
++) {
2273 if (spic_dev
.model
!= sony_pic_eventtypes
[i
].model
)
2276 if ((data_mask
& sony_pic_eventtypes
[i
].data
) !=
2277 sony_pic_eventtypes
[i
].data
)
2280 if (!(mask
& sony_pic_eventtypes
[i
].mask
))
2283 for (j
= 0; sony_pic_eventtypes
[i
].events
[j
].event
; j
++) {
2284 if (ev
== sony_pic_eventtypes
[i
].events
[j
].data
) {
2286 sony_pic_eventtypes
[i
].events
[j
].event
;
2294 sony_laptop_report_input_event(device_event
);
2295 acpi_bus_generate_event(spic_dev
.acpi_dev
, 1, device_event
);
2296 sonypi_compat_report_event(device_event
);
2306 static int sony_pic_remove(struct acpi_device
*device
, int type
)
2308 struct sony_pic_ioport
*io
, *tmp_io
;
2309 struct sony_pic_irq
*irq
, *tmp_irq
;
2311 sonypi_compat_exit();
2313 if (sony_pic_disable(device
)) {
2314 printk(KERN_ERR DRV_PFX
"Couldn't disable device.\n");
2318 free_irq(spic_dev
.cur_irq
->irq
.interrupts
[0], &spic_dev
);
2319 release_region(spic_dev
.cur_ioport
->io
.minimum
,
2320 spic_dev
.cur_ioport
->io
.address_length
);
2322 sony_laptop_remove_input();
2325 sysfs_remove_group(&sony_pf_device
->dev
.kobj
, &spic_attribute_group
);
2328 list_for_each_entry_safe(io
, tmp_io
, &spic_dev
.ioports
, list
) {
2329 list_del(&io
->list
);
2332 list_for_each_entry_safe(irq
, tmp_irq
, &spic_dev
.interrupts
, list
) {
2333 list_del(&irq
->list
);
2336 spic_dev
.cur_ioport
= NULL
;
2337 spic_dev
.cur_irq
= NULL
;
2339 dprintk(SONY_PIC_DRIVER_NAME
" removed.\n");
2343 static int sony_pic_add(struct acpi_device
*device
)
2346 struct sony_pic_ioport
*io
, *tmp_io
;
2347 struct sony_pic_irq
*irq
, *tmp_irq
;
2349 printk(KERN_INFO DRV_PFX
"%s v%s.\n",
2350 SONY_PIC_DRIVER_NAME
, SONY_LAPTOP_DRIVER_VERSION
);
2352 spic_dev
.acpi_dev
= device
;
2353 strcpy(acpi_device_class(device
), "sony/hotkey");
2354 spic_dev
.model
= sony_pic_detect_device_type();
2355 mutex_init(&spic_dev
.lock
);
2357 /* model specific characteristics */
2358 switch(spic_dev
.model
) {
2359 case SONYPI_DEVICE_TYPE1
:
2360 spic_dev
.evport_offset
= SONYPI_TYPE1_OFFSET
;
2362 case SONYPI_DEVICE_TYPE3
:
2363 spic_dev
.evport_offset
= SONYPI_TYPE3_OFFSET
;
2365 case SONYPI_DEVICE_TYPE2
:
2367 spic_dev
.evport_offset
= SONYPI_TYPE2_OFFSET
;
2371 /* read _PRS resources */
2372 result
= sony_pic_possible_resources(device
);
2374 printk(KERN_ERR DRV_PFX
2375 "Unabe to read possible resources.\n");
2376 goto err_free_resources
;
2379 /* setup input devices and helper fifo */
2380 result
= sony_laptop_setup_input();
2382 printk(KERN_ERR DRV_PFX
2383 "Unabe to create input devices.\n");
2384 goto err_free_resources
;
2387 /* request io port */
2388 list_for_each_entry(io
, &spic_dev
.ioports
, list
) {
2389 if (request_region(io
->io
.minimum
, io
->io
.address_length
,
2390 "Sony Programable I/O Device")) {
2391 dprintk("I/O port: 0x%.4x (0x%.4x) + 0x%.2x\n",
2392 io
->io
.minimum
, io
->io
.maximum
,
2393 io
->io
.address_length
);
2394 spic_dev
.cur_ioport
= io
;
2398 if (!spic_dev
.cur_ioport
) {
2399 printk(KERN_ERR DRV_PFX
"Failed to request_region.\n");
2401 goto err_remove_input
;
2405 list_for_each_entry(irq
, &spic_dev
.interrupts
, list
) {
2406 if (!request_irq(irq
->irq
.interrupts
[0], sony_pic_irq
,
2407 IRQF_SHARED
, "sony-laptop", &spic_dev
)) {
2408 dprintk("IRQ: %d - triggering: %d - "
2409 "polarity: %d - shr: %d\n",
2410 irq
->irq
.interrupts
[0],
2411 irq
->irq
.triggering
,
2414 spic_dev
.cur_irq
= irq
;
2418 if (!spic_dev
.cur_irq
) {
2419 printk(KERN_ERR DRV_PFX
"Failed to request_irq.\n");
2421 goto err_release_region
;
2424 /* set resource status _SRS */
2425 result
= sony_pic_enable(device
, spic_dev
.cur_ioport
, spic_dev
.cur_irq
);
2427 printk(KERN_ERR DRV_PFX
"Couldn't enable device.\n");
2431 spic_dev
.bluetooth_power
= -1;
2432 /* create device attributes */
2433 result
= sony_pf_add();
2435 goto err_disable_device
;
2437 result
= sysfs_create_group(&sony_pf_device
->dev
.kobj
, &spic_attribute_group
);
2441 if (sonypi_compat_init())
2450 sony_pic_disable(device
);
2453 free_irq(spic_dev
.cur_irq
->irq
.interrupts
[0], &spic_dev
);
2456 release_region(spic_dev
.cur_ioport
->io
.minimum
,
2457 spic_dev
.cur_ioport
->io
.address_length
);
2460 sony_laptop_remove_input();
2463 list_for_each_entry_safe(io
, tmp_io
, &spic_dev
.ioports
, list
) {
2464 list_del(&io
->list
);
2467 list_for_each_entry_safe(irq
, tmp_irq
, &spic_dev
.interrupts
, list
) {
2468 list_del(&irq
->list
);
2471 spic_dev
.cur_ioport
= NULL
;
2472 spic_dev
.cur_irq
= NULL
;
2477 static int sony_pic_suspend(struct acpi_device
*device
, pm_message_t state
)
2479 if (sony_pic_disable(device
))
2484 static int sony_pic_resume(struct acpi_device
*device
)
2486 sony_pic_enable(device
, spic_dev
.cur_ioport
, spic_dev
.cur_irq
);
2490 static const struct acpi_device_id sony_pic_device_ids
[] = {
2495 static struct acpi_driver sony_pic_driver
= {
2496 .name
= SONY_PIC_DRIVER_NAME
,
2497 .class = SONY_PIC_CLASS
,
2498 .ids
= sony_pic_device_ids
,
2499 .owner
= THIS_MODULE
,
2501 .add
= sony_pic_add
,
2502 .remove
= sony_pic_remove
,
2503 .suspend
= sony_pic_suspend
,
2504 .resume
= sony_pic_resume
,
2508 static struct dmi_system_id __initdata sonypi_dmi_table
[] = {
2510 .ident
= "Sony Vaio",
2512 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
2513 DMI_MATCH(DMI_PRODUCT_NAME
, "PCG-"),
2517 .ident
= "Sony Vaio",
2519 DMI_MATCH(DMI_SYS_VENDOR
, "Sony Corporation"),
2520 DMI_MATCH(DMI_PRODUCT_NAME
, "VGN-"),
2526 static int __init
sony_laptop_init(void)
2530 if (!no_spic
&& dmi_check_system(sonypi_dmi_table
)) {
2531 result
= acpi_bus_register_driver(&sony_pic_driver
);
2533 printk(KERN_ERR DRV_PFX
2534 "Unable to register SPIC driver.");
2539 result
= acpi_bus_register_driver(&sony_nc_driver
);
2541 printk(KERN_ERR DRV_PFX
"Unable to register SNC driver.");
2542 goto out_unregister_pic
;
2549 acpi_bus_unregister_driver(&sony_pic_driver
);
2554 static void __exit
sony_laptop_exit(void)
2556 acpi_bus_unregister_driver(&sony_nc_driver
);
2558 acpi_bus_unregister_driver(&sony_pic_driver
);
2561 module_init(sony_laptop_init
);
2562 module_exit(sony_laptop_exit
);