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 subsystem */
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(struct acpi_device *acpi_device)
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;
382 key_dev->dev.parent = &acpi_device->dev;
384 /* Initialize the Input Drivers: special keys */
385 set_bit(EV_KEY, key_dev->evbit);
386 set_bit(EV_MSC, key_dev->evbit);
387 set_bit(MSC_SCAN, key_dev->mscbit);
388 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
389 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
390 key_dev->keycode = &sony_laptop_input_keycode_map;
391 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
392 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
393 set_bit(sony_laptop_input_keycode_map[i],
398 error = input_register_device(key_dev);
400 goto err_free_keydev;
402 sony_laptop_input.key_dev = key_dev;
405 jog_dev = input_allocate_device();
408 goto err_unregister_keydev;
411 jog_dev->name = "Sony Vaio Jogdial";
412 jog_dev->id.bustype = BUS_ISA;
413 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
414 key_dev->dev.parent = &acpi_device->dev;
416 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
417 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
418 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
420 error = input_register_device(jog_dev);
422 goto err_free_jogdev;
424 sony_laptop_input.jog_dev = jog_dev;
429 input_free_device(jog_dev);
431 err_unregister_keydev:
432 input_unregister_device(key_dev);
433 /* to avoid kref underflow below at input_free_device */
437 input_free_device(key_dev);
440 destroy_workqueue(sony_laptop_input.wq);
443 kfifo_free(sony_laptop_input.fifo);
446 atomic_dec(&sony_laptop_input.users);
450 static void sony_laptop_remove_input(void)
452 /* cleanup only after the last user has gone */
453 if (!atomic_dec_and_test(&sony_laptop_input.users))
456 /* flush workqueue first */
457 flush_workqueue(sony_laptop_input.wq);
459 /* destroy input devs */
460 input_unregister_device(sony_laptop_input.key_dev);
461 sony_laptop_input.key_dev = NULL;
463 if (sony_laptop_input.jog_dev) {
464 input_unregister_device(sony_laptop_input.jog_dev);
465 sony_laptop_input.jog_dev = NULL;
468 destroy_workqueue(sony_laptop_input.wq);
469 kfifo_free(sony_laptop_input.fifo);
472 /*********** Platform Device ***********/
474 static atomic_t sony_pf_users = ATOMIC_INIT(0);
475 static struct platform_driver sony_pf_driver = {
477 .name = "sony-laptop",
478 .owner = THIS_MODULE,
481 static struct platform_device *sony_pf_device;
483 static int sony_pf_add(void)
487 /* don't run again if already initialized */
488 if (atomic_add_return(1, &sony_pf_users) > 1)
491 ret = platform_driver_register(&sony_pf_driver);
495 sony_pf_device = platform_device_alloc("sony-laptop", -1);
496 if (!sony_pf_device) {
498 goto out_platform_registered;
501 ret = platform_device_add(sony_pf_device);
503 goto out_platform_alloced;
507 out_platform_alloced:
508 platform_device_put(sony_pf_device);
509 sony_pf_device = NULL;
510 out_platform_registered:
511 platform_driver_unregister(&sony_pf_driver);
513 atomic_dec(&sony_pf_users);
517 static void sony_pf_remove(void)
519 /* deregister only after the last user has gone */
520 if (!atomic_dec_and_test(&sony_pf_users))
523 platform_device_del(sony_pf_device);
524 platform_device_put(sony_pf_device);
525 platform_driver_unregister(&sony_pf_driver);
528 /*********** SNC (SNY5001) Device ***********/
530 /* the device uses 1-based values, while the backlight subsystem uses
532 #define SONY_MAX_BRIGHTNESS 8
534 #define SNC_VALIDATE_IN 0
535 #define SNC_VALIDATE_OUT 1
537 static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
539 static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
540 const char *, size_t);
541 static int boolean_validate(const int, const int);
542 static int brightness_default_validate(const int, const int);
544 struct sony_nc_value {
545 char *name; /* name of the entry */
546 char **acpiget; /* names of the ACPI get function */
547 char **acpiset; /* names of the ACPI set function */
548 int (*validate)(const int, const int); /* input/output validation */
549 int value; /* current setting */
550 int valid; /* Has ever been set */
551 int debug; /* active only in debug mode ? */
552 struct device_attribute devattr; /* sysfs atribute */
555 #define SNC_HANDLE_NAMES(_name, _values...) \
556 static char *snc_##_name[] = { _values, NULL }
558 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
560 .name = __stringify(_name), \
561 .acpiget = _getters, \
562 .acpiset = _setters, \
563 .validate = _validate, \
565 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
568 #define SNC_HANDLE_NULL { .name = NULL }
570 SNC_HANDLE_NAMES(fnkey_get, "GHKE");
572 SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
573 SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
575 SNC_HANDLE_NAMES(cdpower_get, "GCDP");
576 SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
578 SNC_HANDLE_NAMES(audiopower_get, "GAZP");
579 SNC_HANDLE_NAMES(audiopower_set, "AZPW");
581 SNC_HANDLE_NAMES(lanpower_get, "GLNP");
582 SNC_HANDLE_NAMES(lanpower_set, "LNPW");
584 SNC_HANDLE_NAMES(lidstate_get, "GLID");
586 SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
587 SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
589 SNC_HANDLE_NAMES(gainbass_get, "GMGB");
590 SNC_HANDLE_NAMES(gainbass_set, "CMGB");
592 SNC_HANDLE_NAMES(PID_get, "GPID");
594 SNC_HANDLE_NAMES(CTR_get, "GCTR");
595 SNC_HANDLE_NAMES(CTR_set, "SCTR");
597 SNC_HANDLE_NAMES(PCR_get, "GPCR");
598 SNC_HANDLE_NAMES(PCR_set, "SPCR");
600 SNC_HANDLE_NAMES(CMI_get, "GCMI");
601 SNC_HANDLE_NAMES(CMI_set, "SCMI");
603 static struct sony_nc_value sony_nc_values[] = {
604 SNC_HANDLE(brightness_default, snc_brightness_def_get,
605 snc_brightness_def_set, brightness_default_validate, 0),
606 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
607 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
608 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
609 boolean_validate, 0),
610 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
611 boolean_validate, 1),
612 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
613 boolean_validate, 0),
614 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
615 boolean_validate, 0),
616 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
617 boolean_validate, 0),
618 /* unknown methods */
619 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
620 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
621 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
622 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
626 static acpi_handle sony_nc_acpi_handle;
627 static struct acpi_device *sony_nc_acpi_device = NULL;
630 * acpi_evaluate_object wrappers
632 static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
634 struct acpi_buffer output;
635 union acpi_object out_obj;
638 output.length = sizeof(out_obj);
639 output.pointer = &out_obj;
641 status = acpi_evaluate_object(handle, name, NULL, &output);
642 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
643 *result = out_obj.integer.value;
647 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
652 static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
655 struct acpi_object_list params;
656 union acpi_object in_obj;
657 struct acpi_buffer output;
658 union acpi_object out_obj;
662 params.pointer = &in_obj;
663 in_obj.type = ACPI_TYPE_INTEGER;
664 in_obj.integer.value = value;
666 output.length = sizeof(out_obj);
667 output.pointer = &out_obj;
669 status = acpi_evaluate_object(handle, name, ¶ms, &output);
670 if (status == AE_OK) {
671 if (result != NULL) {
672 if (out_obj.type != ACPI_TYPE_INTEGER) {
673 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
677 *result = out_obj.integer.value;
682 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
688 * sony_nc_values input/output validate functions
691 /* brightness_default_validate:
693 * manipulate input output values to keep consistency with the
694 * backlight framework for which brightness values are 0-based.
696 static int brightness_default_validate(const int direction, const int value)
699 case SNC_VALIDATE_OUT:
701 case SNC_VALIDATE_IN:
702 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
710 * on input validate boolean values 0/1, on output just pass the
713 static int boolean_validate(const int direction, const int value)
715 if (direction == SNC_VALIDATE_IN) {
716 if (value != 0 && value != 1)
723 * Sysfs show/store common to all sony_nc_values
725 static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
729 struct sony_nc_value *item =
730 container_of(attr, struct sony_nc_value, devattr);
735 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
739 value = item->validate(SNC_VALIDATE_OUT, value);
741 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
744 static ssize_t sony_nc_sysfs_store(struct device *dev,
745 struct device_attribute *attr,
746 const char *buffer, size_t count)
749 struct sony_nc_value *item =
750 container_of(attr, struct sony_nc_value, devattr);
758 value = simple_strtoul(buffer, NULL, 10);
761 value = item->validate(SNC_VALIDATE_IN, value);
766 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
777 static int sony_backlight_update_status(struct backlight_device *bd)
779 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
780 bd->props.brightness + 1, NULL);
783 static int sony_backlight_get_brightness(struct backlight_device *bd)
787 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
789 /* brightness levels are 1-based, while backlight ones are 0-based */
793 static struct backlight_device *sony_backlight_device;
794 static struct backlight_ops sony_backlight_ops = {
795 .update_status = sony_backlight_update_status,
796 .get_brightness = sony_backlight_get_brightness,
800 * New SNC-only Vaios event mapping to driver known keys
802 struct sony_nc_event {
807 static struct sony_nc_event *sony_nc_events;
809 /* Vaio C* --maybe also FE*, N* and AR* ?-- special init sequence
812 static int sony_nc_C_enable(const struct dmi_system_id *id)
816 printk(KERN_NOTICE DRV_PFX "detected %s\n", id->ident);
818 sony_nc_events = id->driver_data;
820 if (acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0x4, &result) < 0
821 || acpi_callsetfunc(sony_nc_acpi_handle, "SN07", 0x2, &result) < 0
822 || acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0x10, &result) < 0
823 || acpi_callsetfunc(sony_nc_acpi_handle, "SN07", 0x0, &result) < 0
824 || acpi_callsetfunc(sony_nc_acpi_handle, "SN03", 0x2, &result) < 0
825 || acpi_callsetfunc(sony_nc_acpi_handle, "SN07", 0x101, &result) < 0) {
826 printk(KERN_WARNING DRV_PFX "failed to initialize SNC, some "
827 "functionalities may be missing\n");
833 static struct sony_nc_event sony_C_events[] = {
834 { 0x81, SONYPI_EVENT_FNKEY_F1 },
835 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
836 { 0x85, SONYPI_EVENT_FNKEY_F5 },
837 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
838 { 0x86, SONYPI_EVENT_FNKEY_F6 },
839 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
840 { 0x87, SONYPI_EVENT_FNKEY_F7 },
841 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
842 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
843 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
844 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
845 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
849 /* SNC-only model map */
850 static const struct dmi_system_id sony_nc_ids[] = {
852 .ident = "Sony Vaio FE Series",
853 .callback = sony_nc_C_enable,
854 .driver_data = sony_C_events,
856 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
857 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FE"),
861 .ident = "Sony Vaio FZ Series",
862 .callback = sony_nc_C_enable,
863 .driver_data = sony_C_events,
865 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
866 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ"),
870 .ident = "Sony Vaio C Series",
871 .callback = sony_nc_C_enable,
872 .driver_data = sony_C_events,
874 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
875 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-C"),
879 .ident = "Sony Vaio N Series",
880 .callback = sony_nc_C_enable,
881 .driver_data = sony_C_events,
883 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
884 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-N"),
893 static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
895 struct sony_nc_event *evmap;
900 /* read the key pressed from EC.GECR
901 * A call to SN07 with 0x0202 will do it as well respecting
902 * the current protocol on different OSes
904 * Note: the path for GECR may be
905 * \_SB.PCI0.LPCB.EC (C, FE, AR, N and friends)
906 * \_SB.PCI0.PIB.EC0 (VGN-FR notifications are sent directly, no GECR)
908 * TODO: we may want to do the same for the older GHKE -need
909 * dmi list- so this snippet may become one more callback.
911 if (acpi_callsetfunc(handle, "SN07", 0x0202, &result) < 0)
912 dprintk("sony_acpi_notify, unable to decode event 0x%.2x\n", ev);
918 for (evmap = sony_nc_events; evmap->event; evmap++) {
919 if (evmap->data == ev) {
925 dprintk("sony_acpi_notify, event: 0x%.2x\n", ev);
926 sony_laptop_report_input_event(ev);
927 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
930 static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
931 void *context, void **return_value)
933 struct acpi_namespace_node *node;
934 union acpi_operand_object *operand;
936 node = (struct acpi_namespace_node *)handle;
937 operand = (union acpi_operand_object *)node->object;
939 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n", node->name.ascii,
940 (u32) operand->method.param_count);
948 static int sony_nc_resume(struct acpi_device *device)
950 struct sony_nc_value *item;
952 for (item = sony_nc_values; item->name; item++) {
957 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
960 printk("%s: %d\n", __FUNCTION__, ret);
965 /* set the last requested brightness level */
966 if (sony_backlight_device &&
967 !sony_backlight_update_status(sony_backlight_device))
968 printk(KERN_WARNING DRV_PFX "unable to restore brightness level");
970 /* re-initialize models with specific requirements */
971 dmi_check_system(sony_nc_ids);
976 static int sony_nc_add(struct acpi_device *device)
981 struct sony_nc_value *item;
983 printk(KERN_INFO DRV_PFX "%s v%s.\n",
984 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
986 sony_nc_acpi_device = device;
987 strcpy(acpi_device_class(device), "sony/hotkey");
989 sony_nc_acpi_handle = device->handle;
991 /* read device status */
992 result = acpi_bus_get_status(device);
993 /* bail IFF the above call was successful and the device is not present */
994 if (!result && !device->status.present) {
995 dprintk("Device not present\n");
1001 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
1002 1, sony_walk_callback, NULL, NULL);
1003 if (ACPI_FAILURE(status)) {
1004 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
1010 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1011 * should be respected as we already checked for the device presence above */
1012 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1013 dprintk("Invoking _INI\n");
1014 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1016 dprintk("_INI Method failed\n");
1019 /* setup input devices and helper fifo */
1020 result = sony_laptop_setup_input(device);
1022 printk(KERN_ERR DRV_PFX
1023 "Unabe to create input devices.\n");
1027 status = acpi_install_notify_handler(sony_nc_acpi_handle,
1029 sony_acpi_notify, NULL);
1030 if (ACPI_FAILURE(status)) {
1031 printk(KERN_WARNING DRV_PFX "unable to install notify handler (%u)\n", status);
1036 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", &handle))) {
1037 sony_backlight_device = backlight_device_register("sony", NULL,
1039 &sony_backlight_ops);
1041 if (IS_ERR(sony_backlight_device)) {
1042 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
1043 sony_backlight_device = NULL;
1045 sony_backlight_device->props.brightness =
1046 sony_backlight_get_brightness
1047 (sony_backlight_device);
1048 sony_backlight_device->props.max_brightness =
1049 SONY_MAX_BRIGHTNESS - 1;
1054 /* initialize models with specific requirements */
1055 dmi_check_system(sony_nc_ids);
1057 result = sony_pf_add();
1061 /* create sony_pf sysfs attributes related to the SNC device */
1062 for (item = sony_nc_values; item->name; ++item) {
1064 if (!debug && item->debug)
1067 /* find the available acpiget as described in the DSDT */
1068 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1069 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1072 dprintk("Found %s getter: %s\n",
1073 item->name, *item->acpiget);
1074 item->devattr.attr.mode |= S_IRUGO;
1079 /* find the available acpiset as described in the DSDT */
1080 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1081 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1084 dprintk("Found %s setter: %s\n",
1085 item->name, *item->acpiset);
1086 item->devattr.attr.mode |= S_IWUSR;
1091 if (item->devattr.attr.mode != 0) {
1093 device_create_file(&sony_pf_device->dev,
1103 for (item = sony_nc_values; item->name; ++item) {
1104 device_remove_file(&sony_pf_device->dev, &item->devattr);
1109 if (sony_backlight_device)
1110 backlight_device_unregister(sony_backlight_device);
1112 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
1115 if (ACPI_FAILURE(status))
1116 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
1119 sony_laptop_remove_input();
1125 static int sony_nc_remove(struct acpi_device *device, int type)
1128 struct sony_nc_value *item;
1130 if (sony_backlight_device)
1131 backlight_device_unregister(sony_backlight_device);
1133 sony_nc_acpi_device = NULL;
1135 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
1138 if (ACPI_FAILURE(status))
1139 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
1141 for (item = sony_nc_values; item->name; ++item) {
1142 device_remove_file(&sony_pf_device->dev, &item->devattr);
1146 sony_laptop_remove_input();
1147 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
1152 static const struct acpi_device_id sony_device_ids[] = {
1157 MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1159 static const struct acpi_device_id sony_nc_device_ids[] = {
1164 static struct acpi_driver sony_nc_driver = {
1165 .name = SONY_NC_DRIVER_NAME,
1166 .class = SONY_NC_CLASS,
1167 .ids = sony_nc_device_ids,
1168 .owner = THIS_MODULE,
1171 .remove = sony_nc_remove,
1172 .resume = sony_nc_resume,
1176 /*********** SPIC (SNY6001) Device ***********/
1178 #define SONYPI_DEVICE_TYPE1 0x00000001
1179 #define SONYPI_DEVICE_TYPE2 0x00000002
1180 #define SONYPI_DEVICE_TYPE3 0x00000004
1182 #define SONYPI_TYPE1_OFFSET 0x04
1183 #define SONYPI_TYPE2_OFFSET 0x12
1184 #define SONYPI_TYPE3_OFFSET 0x12
1186 struct sony_pic_ioport {
1187 struct acpi_resource_io io1;
1188 struct acpi_resource_io io2;
1189 struct list_head list;
1192 struct sony_pic_irq {
1193 struct acpi_resource_irq irq;
1194 struct list_head list;
1197 struct sonypi_eventtypes {
1200 struct sonypi_event *events;
1203 struct device_ctrl {
1205 int (*handle_irq)(void);
1210 struct sonypi_eventtypes *event_types;
1213 struct sony_pic_dev {
1214 struct device_ctrl *control;
1215 struct acpi_device *acpi_dev;
1216 struct sony_pic_irq *cur_irq;
1217 struct sony_pic_ioport *cur_ioport;
1218 struct list_head interrupts;
1219 struct list_head ioports;
1226 static struct sony_pic_dev spic_dev = {
1227 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1228 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1232 #define SONYPI_JOGGER_MASK 0x00000001
1233 #define SONYPI_CAPTURE_MASK 0x00000002
1234 #define SONYPI_FNKEY_MASK 0x00000004
1235 #define SONYPI_BLUETOOTH_MASK 0x00000008
1236 #define SONYPI_PKEY_MASK 0x00000010
1237 #define SONYPI_BACK_MASK 0x00000020
1238 #define SONYPI_HELP_MASK 0x00000040
1239 #define SONYPI_LID_MASK 0x00000080
1240 #define SONYPI_ZOOM_MASK 0x00000100
1241 #define SONYPI_THUMBPHRASE_MASK 0x00000200
1242 #define SONYPI_MEYE_MASK 0x00000400
1243 #define SONYPI_MEMORYSTICK_MASK 0x00000800
1244 #define SONYPI_BATTERY_MASK 0x00001000
1245 #define SONYPI_WIRELESS_MASK 0x00002000
1247 struct sonypi_event {
1252 /* The set of possible button release events */
1253 static struct sonypi_event sonypi_releaseev[] = {
1254 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1258 /* The set of possible jogger events */
1259 static struct sonypi_event sonypi_joggerev[] = {
1260 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1261 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1262 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1263 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1264 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1265 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1266 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1267 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1268 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1269 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1270 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1271 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1272 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1276 /* The set of possible capture button events */
1277 static struct sonypi_event sonypi_captureev[] = {
1278 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1279 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
1280 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1284 /* The set of possible fnkeys events */
1285 static struct sonypi_event sonypi_fnkeyev[] = {
1286 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1287 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1288 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1289 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1290 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1291 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1292 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1293 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1294 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1295 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1296 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1297 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1298 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1299 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1300 { 0x21, SONYPI_EVENT_FNKEY_1 },
1301 { 0x22, SONYPI_EVENT_FNKEY_2 },
1302 { 0x31, SONYPI_EVENT_FNKEY_D },
1303 { 0x32, SONYPI_EVENT_FNKEY_E },
1304 { 0x33, SONYPI_EVENT_FNKEY_F },
1305 { 0x34, SONYPI_EVENT_FNKEY_S },
1306 { 0x35, SONYPI_EVENT_FNKEY_B },
1307 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1311 /* The set of possible program key events */
1312 static struct sonypi_event sonypi_pkeyev[] = {
1313 { 0x01, SONYPI_EVENT_PKEY_P1 },
1314 { 0x02, SONYPI_EVENT_PKEY_P2 },
1315 { 0x04, SONYPI_EVENT_PKEY_P3 },
1316 { 0x5c, SONYPI_EVENT_PKEY_P1 },
1320 /* The set of possible bluetooth events */
1321 static struct sonypi_event sonypi_blueev[] = {
1322 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1323 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1324 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1328 /* The set of possible wireless events */
1329 static struct sonypi_event sonypi_wlessev[] = {
1330 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1331 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1335 /* The set of possible back button events */
1336 static struct sonypi_event sonypi_backev[] = {
1337 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1341 /* The set of possible help button events */
1342 static struct sonypi_event sonypi_helpev[] = {
1343 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1348 /* The set of possible lid events */
1349 static struct sonypi_event sonypi_lidev[] = {
1350 { 0x51, SONYPI_EVENT_LID_CLOSED },
1351 { 0x50, SONYPI_EVENT_LID_OPENED },
1355 /* The set of possible zoom events */
1356 static struct sonypi_event sonypi_zoomev[] = {
1357 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
1361 /* The set of possible thumbphrase events */
1362 static struct sonypi_event sonypi_thumbphraseev[] = {
1363 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1367 /* The set of possible motioneye camera events */
1368 static struct sonypi_event sonypi_meyeev[] = {
1369 { 0x00, SONYPI_EVENT_MEYE_FACE },
1370 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1374 /* The set of possible memorystick events */
1375 static struct sonypi_event sonypi_memorystickev[] = {
1376 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1377 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1381 /* The set of possible battery events */
1382 static struct sonypi_event sonypi_batteryev[] = {
1383 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1384 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1388 static struct sonypi_eventtypes type1_events[] = {
1389 { 0, 0xffffffff, sonypi_releaseev },
1390 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1391 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1392 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1393 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1394 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1395 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1396 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1397 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1398 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1401 static struct sonypi_eventtypes type2_events[] = {
1402 { 0, 0xffffffff, sonypi_releaseev },
1403 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1404 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1405 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1406 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1407 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1408 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1409 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1410 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1411 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1412 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1413 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1414 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1415 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1418 static struct sonypi_eventtypes type3_events[] = {
1419 { 0, 0xffffffff, sonypi_releaseev },
1420 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1421 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1422 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1423 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1424 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1428 static struct device_ctrl spic_types[] = {
1430 .model = SONYPI_DEVICE_TYPE1,
1432 .evport_offset = SONYPI_TYPE1_OFFSET,
1433 .event_types = type1_events,
1436 .model = SONYPI_DEVICE_TYPE2,
1438 .evport_offset = SONYPI_TYPE2_OFFSET,
1439 .event_types = type2_events,
1442 .model = SONYPI_DEVICE_TYPE3,
1444 .evport_offset = SONYPI_TYPE3_OFFSET,
1445 .event_types = type3_events,
1449 static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1451 struct pci_dev *pcidev;
1453 if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1454 PCI_DEVICE_ID_INTEL_82371AB_3, NULL)))
1455 dev->control = &spic_types[0];
1457 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1458 PCI_DEVICE_ID_INTEL_ICH6_1, NULL)))
1459 dev->control = &spic_types[2];
1461 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1462 PCI_DEVICE_ID_INTEL_ICH7_1, NULL)))
1463 dev->control = &spic_types[2];
1466 dev->control = &spic_types[1];
1469 pci_dev_put(pcidev);
1471 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1472 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
1473 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
1476 #define ITERATIONS_LONG 10000
1477 #define ITERATIONS_SHORT 10
1478 #define wait_on_command(command, iterations) { \
1479 unsigned int n = iterations; \
1480 while (--n && (command)) \
1483 dprintk("command failed at %s : %s (line %d)\n", \
1484 __FILE__, __FUNCTION__, __LINE__); \
1487 static u8 sony_pic_call1(u8 dev)
1491 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1493 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1494 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1495 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
1496 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
1500 static u8 sony_pic_call2(u8 dev, u8 fn)
1504 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1506 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1507 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
1509 outb(fn, spic_dev.cur_ioport->io1.minimum);
1510 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
1511 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
1515 static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1519 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1520 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1521 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1522 outb(fn, spic_dev.cur_ioport->io1.minimum);
1523 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1524 outb(v, spic_dev.cur_ioport->io1.minimum);
1525 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
1526 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1531 /* camera tests and poweron/poweroff */
1532 #define SONYPI_CAMERA_PICTURE 5
1533 #define SONYPI_CAMERA_CONTROL 0x10
1535 #define SONYPI_CAMERA_BRIGHTNESS 0
1536 #define SONYPI_CAMERA_CONTRAST 1
1537 #define SONYPI_CAMERA_HUE 2
1538 #define SONYPI_CAMERA_COLOR 3
1539 #define SONYPI_CAMERA_SHARPNESS 4
1541 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1542 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1543 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1544 #define SONYPI_CAMERA_MUTE_MASK 0x40
1546 /* the rest don't need a loop until not 0xff */
1547 #define SONYPI_CAMERA_AGC 6
1548 #define SONYPI_CAMERA_AGC_MASK 0x30
1549 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
1551 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1552 #define SONYPI_CAMERA_CONTROL 0x10
1554 #define SONYPI_CAMERA_STATUS 7
1555 #define SONYPI_CAMERA_STATUS_READY 0x2
1556 #define SONYPI_CAMERA_STATUS_POSITION 0x4
1558 #define SONYPI_DIRECTION_BACKWARDS 0x4
1560 #define SONYPI_CAMERA_REVISION 8
1561 #define SONYPI_CAMERA_ROMVERSION 9
1563 static int __sony_pic_camera_ready(void)
1567 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1568 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1571 static int __sony_pic_camera_off(void)
1574 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1578 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1579 SONYPI_CAMERA_MUTE_MASK),
1582 if (spic_dev.camera_power) {
1583 sony_pic_call2(0x91, 0);
1584 spic_dev.camera_power = 0;
1589 static int __sony_pic_camera_on(void)
1594 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1598 if (spic_dev.camera_power)
1601 for (j = 5; j > 0; j--) {
1603 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
1605 sony_pic_call1(0x93);
1607 for (i = 400; i > 0; i--) {
1608 if (__sony_pic_camera_ready())
1617 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
1621 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1625 spic_dev.camera_power = 1;
1629 /* External camera command (exported to the motion eye v4l driver) */
1630 int sony_pic_camera_command(int command, u8 value)
1635 mutex_lock(&spic_dev.lock);
1638 case SONY_PIC_COMMAND_SETCAMERA:
1640 __sony_pic_camera_on();
1642 __sony_pic_camera_off();
1644 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
1645 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1648 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
1649 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1652 case SONY_PIC_COMMAND_SETCAMERAHUE:
1653 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1656 case SONY_PIC_COMMAND_SETCAMERACOLOR:
1657 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1660 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
1661 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1664 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
1665 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1668 case SONY_PIC_COMMAND_SETCAMERAAGC:
1669 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1673 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1677 mutex_unlock(&spic_dev.lock);
1680 EXPORT_SYMBOL(sony_pic_camera_command);
1682 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
1683 static void sony_pic_set_wwanpower(u8 state)
1686 mutex_lock(&spic_dev.lock);
1687 if (spic_dev.wwan_power == state) {
1688 mutex_unlock(&spic_dev.lock);
1691 sony_pic_call2(0xB0, state);
1692 spic_dev.wwan_power = state;
1693 mutex_unlock(&spic_dev.lock);
1696 static ssize_t sony_pic_wwanpower_store(struct device *dev,
1697 struct device_attribute *attr,
1698 const char *buffer, size_t count)
1700 unsigned long value;
1704 value = simple_strtoul(buffer, NULL, 10);
1705 sony_pic_set_wwanpower(value);
1710 static ssize_t sony_pic_wwanpower_show(struct device *dev,
1711 struct device_attribute *attr, char *buffer)
1714 mutex_lock(&spic_dev.lock);
1715 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
1716 mutex_unlock(&spic_dev.lock);
1720 /* bluetooth subsystem power state */
1721 static void __sony_pic_set_bluetoothpower(u8 state)
1724 if (spic_dev.bluetooth_power == state)
1726 sony_pic_call2(0x96, state);
1727 sony_pic_call1(0x82);
1728 spic_dev.bluetooth_power = state;
1731 static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
1732 struct device_attribute *attr,
1733 const char *buffer, size_t count)
1735 unsigned long value;
1739 value = simple_strtoul(buffer, NULL, 10);
1740 mutex_lock(&spic_dev.lock);
1741 __sony_pic_set_bluetoothpower(value);
1742 mutex_unlock(&spic_dev.lock);
1747 static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
1748 struct device_attribute *attr, char *buffer)
1751 mutex_lock(&spic_dev.lock);
1752 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
1753 mutex_unlock(&spic_dev.lock);
1758 /* FAN0 information (reverse engineered from ACPI tables) */
1759 #define SONY_PIC_FAN0_STATUS 0x93
1760 static int sony_pic_set_fanspeed(unsigned long value)
1762 return ec_write(SONY_PIC_FAN0_STATUS, value);
1765 static int sony_pic_get_fanspeed(u8 *value)
1767 return ec_read(SONY_PIC_FAN0_STATUS, value);
1770 static ssize_t sony_pic_fanspeed_store(struct device *dev,
1771 struct device_attribute *attr,
1772 const char *buffer, size_t count)
1774 unsigned long value;
1778 value = simple_strtoul(buffer, NULL, 10);
1779 if (sony_pic_set_fanspeed(value))
1785 static ssize_t sony_pic_fanspeed_show(struct device *dev,
1786 struct device_attribute *attr, char *buffer)
1789 if (sony_pic_get_fanspeed(&value))
1792 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
1795 #define SPIC_ATTR(_name, _mode) \
1796 struct device_attribute spic_attr_##_name = __ATTR(_name, \
1797 _mode, sony_pic_## _name ##_show, \
1798 sony_pic_## _name ##_store)
1800 static SPIC_ATTR(bluetoothpower, 0644);
1801 static SPIC_ATTR(wwanpower, 0644);
1802 static SPIC_ATTR(fanspeed, 0644);
1804 static struct attribute *spic_attributes[] = {
1805 &spic_attr_bluetoothpower.attr,
1806 &spic_attr_wwanpower.attr,
1807 &spic_attr_fanspeed.attr,
1811 static struct attribute_group spic_attribute_group = {
1812 .attrs = spic_attributes
1815 /******** SONYPI compatibility **********/
1816 #ifdef CONFIG_SONYPI_COMPAT
1818 /* battery / brightness / temperature addresses */
1819 #define SONYPI_BAT_FLAGS 0x81
1820 #define SONYPI_LCD_LIGHT 0x96
1821 #define SONYPI_BAT1_PCTRM 0xa0
1822 #define SONYPI_BAT1_LEFT 0xa2
1823 #define SONYPI_BAT1_MAXRT 0xa4
1824 #define SONYPI_BAT2_PCTRM 0xa8
1825 #define SONYPI_BAT2_LEFT 0xaa
1826 #define SONYPI_BAT2_MAXRT 0xac
1827 #define SONYPI_BAT1_MAXTK 0xb0
1828 #define SONYPI_BAT1_FULL 0xb2
1829 #define SONYPI_BAT2_MAXTK 0xb8
1830 #define SONYPI_BAT2_FULL 0xba
1831 #define SONYPI_TEMP_STATUS 0xC1
1833 struct sonypi_compat_s {
1834 struct fasync_struct *fifo_async;
1836 spinlock_t fifo_lock;
1837 wait_queue_head_t fifo_proc_list;
1838 atomic_t open_count;
1840 static struct sonypi_compat_s sonypi_compat = {
1841 .open_count = ATOMIC_INIT(0),
1844 static int sonypi_misc_fasync(int fd, struct file *filp, int on)
1848 retval = fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
1854 static int sonypi_misc_release(struct inode *inode, struct file *file)
1856 sonypi_misc_fasync(-1, file, 0);
1857 atomic_dec(&sonypi_compat.open_count);
1861 static int sonypi_misc_open(struct inode *inode, struct file *file)
1863 /* Flush input queue on first open */
1864 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
1865 kfifo_reset(sonypi_compat.fifo);
1869 static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
1870 size_t count, loff_t *pos)
1875 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
1876 (file->f_flags & O_NONBLOCK))
1879 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
1880 kfifo_len(sonypi_compat.fifo) != 0);
1884 while (ret < count &&
1885 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
1886 if (put_user(c, buf++))
1892 struct inode *inode = file->f_path.dentry->d_inode;
1893 inode->i_atime = current_fs_time(inode->i_sb);
1899 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
1901 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
1902 if (kfifo_len(sonypi_compat.fifo))
1903 return POLLIN | POLLRDNORM;
1907 static int ec_read16(u8 addr, u16 *value)
1910 if (ec_read(addr, &val_lb))
1912 if (ec_read(addr + 1, &val_hb))
1914 *value = val_lb | (val_hb << 8);
1918 static int sonypi_misc_ioctl(struct inode *ip, struct file *fp,
1919 unsigned int cmd, unsigned long arg)
1922 void __user *argp = (void __user *)arg;
1927 mutex_lock(&spic_dev.lock);
1929 case SONYPI_IOCGBRT:
1930 if (sony_backlight_device == NULL) {
1934 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
1938 val8 = ((value & 0xff) - 1) << 5;
1939 if (copy_to_user(argp, &val8, sizeof(val8)))
1942 case SONYPI_IOCSBRT:
1943 if (sony_backlight_device == NULL) {
1947 if (copy_from_user(&val8, argp, sizeof(val8))) {
1951 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
1952 (val8 >> 5) + 1, NULL)) {
1956 /* sync the backlight device status */
1957 sony_backlight_device->props.brightness =
1958 sony_backlight_get_brightness(sony_backlight_device);
1960 case SONYPI_IOCGBAT1CAP:
1961 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
1965 if (copy_to_user(argp, &val16, sizeof(val16)))
1968 case SONYPI_IOCGBAT1REM:
1969 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
1973 if (copy_to_user(argp, &val16, sizeof(val16)))
1976 case SONYPI_IOCGBAT2CAP:
1977 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
1981 if (copy_to_user(argp, &val16, sizeof(val16)))
1984 case SONYPI_IOCGBAT2REM:
1985 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
1989 if (copy_to_user(argp, &val16, sizeof(val16)))
1992 case SONYPI_IOCGBATFLAGS:
1993 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
1998 if (copy_to_user(argp, &val8, sizeof(val8)))
2001 case SONYPI_IOCGBLUE:
2002 val8 = spic_dev.bluetooth_power;
2003 if (copy_to_user(argp, &val8, sizeof(val8)))
2006 case SONYPI_IOCSBLUE:
2007 if (copy_from_user(&val8, argp, sizeof(val8))) {
2011 __sony_pic_set_bluetoothpower(val8);
2014 case SONYPI_IOCGFAN:
2015 if (sony_pic_get_fanspeed(&val8)) {
2019 if (copy_to_user(argp, &val8, sizeof(val8)))
2022 case SONYPI_IOCSFAN:
2023 if (copy_from_user(&val8, argp, sizeof(val8))) {
2027 if (sony_pic_set_fanspeed(val8))
2030 /* GET Temperature (useful under APM) */
2031 case SONYPI_IOCGTEMP:
2032 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2036 if (copy_to_user(argp, &val8, sizeof(val8)))
2042 mutex_unlock(&spic_dev.lock);
2046 static const struct file_operations sonypi_misc_fops = {
2047 .owner = THIS_MODULE,
2048 .read = sonypi_misc_read,
2049 .poll = sonypi_misc_poll,
2050 .open = sonypi_misc_open,
2051 .release = sonypi_misc_release,
2052 .fasync = sonypi_misc_fasync,
2053 .ioctl = sonypi_misc_ioctl,
2056 static struct miscdevice sonypi_misc_device = {
2057 .minor = MISC_DYNAMIC_MINOR,
2059 .fops = &sonypi_misc_fops,
2062 static void sonypi_compat_report_event(u8 event)
2064 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2065 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2066 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2069 static int sonypi_compat_init(void)
2073 spin_lock_init(&sonypi_compat.fifo_lock);
2074 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2075 &sonypi_compat.fifo_lock);
2076 if (IS_ERR(sonypi_compat.fifo)) {
2077 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2078 return PTR_ERR(sonypi_compat.fifo);
2081 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
2084 sonypi_misc_device.minor = minor;
2085 error = misc_register(&sonypi_misc_device);
2087 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2088 goto err_free_kfifo;
2091 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
2092 sonypi_misc_device.minor);
2097 kfifo_free(sonypi_compat.fifo);
2101 static void sonypi_compat_exit(void)
2103 misc_deregister(&sonypi_misc_device);
2104 kfifo_free(sonypi_compat.fifo);
2107 static int sonypi_compat_init(void) { return 0; }
2108 static void sonypi_compat_exit(void) { }
2109 static void sonypi_compat_report_event(u8 event) { }
2110 #endif /* CONFIG_SONYPI_COMPAT */
2116 sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2119 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2121 switch (resource->type) {
2122 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
2124 /* start IO enumeration */
2125 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2129 list_add(&ioport->list, &dev->ioports);
2133 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
2134 /* end IO enumeration */
2137 case ACPI_RESOURCE_TYPE_IRQ:
2139 struct acpi_resource_irq *p = &resource->data.irq;
2140 struct sony_pic_irq *interrupt = NULL;
2141 if (!p || !p->interrupt_count) {
2143 * IRQ descriptors may have no IRQ# bits set,
2144 * particularly those those w/ _STA disabled
2146 dprintk("Blank IRQ resource\n");
2149 for (i = 0; i < p->interrupt_count; i++) {
2150 if (!p->interrupts[i]) {
2151 printk(KERN_WARNING DRV_PFX
2156 interrupt = kzalloc(sizeof(*interrupt),
2161 list_add(&interrupt->list, &dev->interrupts);
2162 interrupt->irq.triggering = p->triggering;
2163 interrupt->irq.polarity = p->polarity;
2164 interrupt->irq.sharable = p->sharable;
2165 interrupt->irq.interrupt_count = 1;
2166 interrupt->irq.interrupts[0] = p->interrupts[i];
2170 case ACPI_RESOURCE_TYPE_IO:
2172 struct acpi_resource_io *io = &resource->data.io;
2173 struct sony_pic_ioport *ioport =
2174 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
2176 dprintk("Blank IO resource\n");
2180 if (!ioport->io1.minimum) {
2181 memcpy(&ioport->io1, io, sizeof(*io));
2182 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2183 ioport->io1.address_length);
2185 else if (!ioport->io2.minimum) {
2186 memcpy(&ioport->io2, io, sizeof(*io));
2187 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2188 ioport->io2.address_length);
2191 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
2197 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2200 case ACPI_RESOURCE_TYPE_END_TAG:
2203 return AE_CTRL_TERMINATE;
2206 static int sony_pic_possible_resources(struct acpi_device *device)
2209 acpi_status status = AE_OK;
2214 /* get device status */
2215 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2216 dprintk("Evaluating _STA\n");
2217 result = acpi_bus_get_status(device);
2219 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2223 if (!device->status.enabled)
2224 dprintk("Device disabled\n");
2226 dprintk("Device enabled\n");
2229 * Query and parse 'method'
2231 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2232 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2233 sony_pic_read_possible_resource, &spic_dev);
2234 if (ACPI_FAILURE(status)) {
2235 printk(KERN_WARNING DRV_PFX
2236 "Failure evaluating %s\n",
2245 * Disable the spic device by calling its _DIS method
2247 static int sony_pic_disable(struct acpi_device *device)
2249 if (ACPI_FAILURE(acpi_evaluate_object(device->handle,
2250 "_DIS", NULL, NULL)))
2253 dprintk("Device disabled\n");
2259 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2261 * Call _SRS to set current resources
2263 static int sony_pic_enable(struct acpi_device *device,
2264 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2268 /* Type 1 resource layout is:
2274 * Type 2 and 3 resource layout is:
2280 struct acpi_resource res1;
2281 struct acpi_resource res2;
2282 struct acpi_resource res3;
2283 struct acpi_resource res4;
2285 struct acpi_buffer buffer = { 0, NULL };
2287 if (!ioport || !irq)
2290 /* init acpi_buffer */
2291 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2295 buffer.length = sizeof(*resource) + 1;
2296 buffer.pointer = resource;
2298 /* setup Type 1 resources */
2299 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
2301 /* setup io resources */
2302 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2303 resource->res1.length = sizeof(struct acpi_resource);
2304 memcpy(&resource->res1.data.io, &ioport->io1,
2305 sizeof(struct acpi_resource_io));
2307 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2308 resource->res2.length = sizeof(struct acpi_resource);
2309 memcpy(&resource->res2.data.io, &ioport->io2,
2310 sizeof(struct acpi_resource_io));
2312 /* setup irq resource */
2313 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2314 resource->res3.length = sizeof(struct acpi_resource);
2315 memcpy(&resource->res3.data.irq, &irq->irq,
2316 sizeof(struct acpi_resource_irq));
2317 /* we requested a shared irq */
2318 resource->res3.data.irq.sharable = ACPI_SHARED;
2320 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2323 /* setup Type 2/3 resources */
2325 /* setup io resource */
2326 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2327 resource->res1.length = sizeof(struct acpi_resource);
2328 memcpy(&resource->res1.data.io, &ioport->io1,
2329 sizeof(struct acpi_resource_io));
2331 /* setup irq resource */
2332 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2333 resource->res2.length = sizeof(struct acpi_resource);
2334 memcpy(&resource->res2.data.irq, &irq->irq,
2335 sizeof(struct acpi_resource_irq));
2336 /* we requested a shared irq */
2337 resource->res2.data.irq.sharable = ACPI_SHARED;
2339 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2342 /* Attempt to set the resource */
2343 dprintk("Evaluating _SRS\n");
2344 status = acpi_set_current_resources(device->handle, &buffer);
2346 /* check for total failure */
2347 if (ACPI_FAILURE(status)) {
2348 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
2353 /* Necessary device initializations calls (from sonypi) */
2354 sony_pic_call1(0x82);
2355 sony_pic_call2(0x81, 0xff);
2356 sony_pic_call1(compat ? 0x92 : 0x82);
2365 * ISR: some event is available
2368 static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2373 u8 device_event = 0;
2375 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2377 ev = inb_p(dev->cur_ioport->io1.minimum);
2378 if (dev->cur_ioport->io2.minimum)
2379 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2381 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2382 dev->control->evport_offset);
2384 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2385 ev, data_mask, dev->cur_ioport->io1.minimum,
2386 dev->control->evport_offset);
2388 if (ev == 0x00 || ev == 0xff)
2391 for (i = 0; dev->control->event_types[i].mask; i++) {
2393 if ((data_mask & dev->control->event_types[i].data) !=
2394 dev->control->event_types[i].data)
2397 if (!(mask & dev->control->event_types[i].mask))
2400 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2401 if (ev == dev->control->event_types[i].events[j].data) {
2404 event_types[i].events[j].event;
2409 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2410 ev, data_mask, dev->cur_ioport->io1.minimum,
2411 dev->control->evport_offset);
2415 sony_laptop_report_input_event(device_event);
2416 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
2417 sonypi_compat_report_event(device_event);
2427 static int sony_pic_remove(struct acpi_device *device, int type)
2429 struct sony_pic_ioport *io, *tmp_io;
2430 struct sony_pic_irq *irq, *tmp_irq;
2432 if (sony_pic_disable(device)) {
2433 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2437 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2438 release_region(spic_dev.cur_ioport->io1.minimum,
2439 spic_dev.cur_ioport->io1.address_length);
2440 if (spic_dev.cur_ioport->io2.minimum)
2441 release_region(spic_dev.cur_ioport->io2.minimum,
2442 spic_dev.cur_ioport->io2.address_length);
2444 sonypi_compat_exit();
2446 sony_laptop_remove_input();
2449 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2452 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2453 list_del(&io->list);
2456 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2457 list_del(&irq->list);
2460 spic_dev.cur_ioport = NULL;
2461 spic_dev.cur_irq = NULL;
2463 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
2467 static int sony_pic_add(struct acpi_device *device)
2470 struct sony_pic_ioport *io, *tmp_io;
2471 struct sony_pic_irq *irq, *tmp_irq;
2473 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2474 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
2476 spic_dev.acpi_dev = device;
2477 strcpy(acpi_device_class(device), "sony/hotkey");
2478 sony_pic_detect_device_type(&spic_dev);
2479 mutex_init(&spic_dev.lock);
2481 /* read _PRS resources */
2482 result = sony_pic_possible_resources(device);
2484 printk(KERN_ERR DRV_PFX
2485 "Unabe to read possible resources.\n");
2486 goto err_free_resources;
2489 /* setup input devices and helper fifo */
2490 result = sony_laptop_setup_input(device);
2492 printk(KERN_ERR DRV_PFX
2493 "Unabe to create input devices.\n");
2494 goto err_free_resources;
2497 if (sonypi_compat_init())
2498 goto err_remove_input;
2500 /* request io port */
2501 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2502 if (request_region(io->io1.minimum, io->io1.address_length,
2503 "Sony Programable I/O Device")) {
2504 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2505 io->io1.minimum, io->io1.maximum,
2506 io->io1.address_length);
2507 /* Type 1 have 2 ioports */
2508 if (io->io2.minimum) {
2509 if (request_region(io->io2.minimum,
2510 io->io2.address_length,
2511 "Sony Programable I/O Device")) {
2512 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2513 io->io2.minimum, io->io2.maximum,
2514 io->io2.address_length);
2515 spic_dev.cur_ioport = io;
2519 dprintk("Unable to get I/O port2: "
2520 "0x%.4x (0x%.4x) + 0x%.2x\n",
2521 io->io2.minimum, io->io2.maximum,
2522 io->io2.address_length);
2523 release_region(io->io1.minimum,
2524 io->io1.address_length);
2528 spic_dev.cur_ioport = io;
2533 if (!spic_dev.cur_ioport) {
2534 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2536 goto err_remove_compat;
2540 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
2541 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2542 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2543 dprintk("IRQ: %d - triggering: %d - "
2544 "polarity: %d - shr: %d\n",
2545 irq->irq.interrupts[0],
2546 irq->irq.triggering,
2549 spic_dev.cur_irq = irq;
2553 if (!spic_dev.cur_irq) {
2554 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2556 goto err_release_region;
2559 /* set resource status _SRS */
2560 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2562 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2566 spic_dev.bluetooth_power = -1;
2567 /* create device attributes */
2568 result = sony_pf_add();
2570 goto err_disable_device;
2572 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2582 sony_pic_disable(device);
2585 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2588 release_region(spic_dev.cur_ioport->io1.minimum,
2589 spic_dev.cur_ioport->io1.address_length);
2590 if (spic_dev.cur_ioport->io2.minimum)
2591 release_region(spic_dev.cur_ioport->io2.minimum,
2592 spic_dev.cur_ioport->io2.address_length);
2595 sonypi_compat_exit();
2598 sony_laptop_remove_input();
2601 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2602 list_del(&io->list);
2605 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2606 list_del(&irq->list);
2609 spic_dev.cur_ioport = NULL;
2610 spic_dev.cur_irq = NULL;
2615 static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2617 if (sony_pic_disable(device))
2622 static int sony_pic_resume(struct acpi_device *device)
2624 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2628 static const struct acpi_device_id sony_pic_device_ids[] = {
2633 static struct acpi_driver sony_pic_driver = {
2634 .name = SONY_PIC_DRIVER_NAME,
2635 .class = SONY_PIC_CLASS,
2636 .ids = sony_pic_device_ids,
2637 .owner = THIS_MODULE,
2639 .add = sony_pic_add,
2640 .remove = sony_pic_remove,
2641 .suspend = sony_pic_suspend,
2642 .resume = sony_pic_resume,
2646 static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2648 .ident = "Sony Vaio",
2650 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2651 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2655 .ident = "Sony Vaio",
2657 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2658 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2664 static int __init sony_laptop_init(void)
2668 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2669 result = acpi_bus_register_driver(&sony_pic_driver);
2671 printk(KERN_ERR DRV_PFX
2672 "Unable to register SPIC driver.");
2677 result = acpi_bus_register_driver(&sony_nc_driver);
2679 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2680 goto out_unregister_pic;
2687 acpi_bus_unregister_driver(&sony_pic_driver);
2692 static void __exit sony_laptop_exit(void)
2694 acpi_bus_unregister_driver(&sony_nc_driver);
2696 acpi_bus_unregister_driver(&sony_pic_driver);
2699 module_init(sony_laptop_init);
2700 module_exit(sony_laptop_exit);