1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * ACPI Sony Notebook Control Driver (SNC and SPIC)
5 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
6 * Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it>
8 * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
9 * which are copyrighted by their respective authors.
11 * The SNY6001 driver part is based on the sonypi driver which includes
14 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
16 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
18 * Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com>
20 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
22 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
24 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
26 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
28 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
31 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
33 #include <linux/kernel.h>
34 #include <linux/module.h>
35 #include <linux/moduleparam.h>
36 #include <linux/init.h>
37 #include <linux/types.h>
38 #include <linux/backlight.h>
39 #include <linux/platform_device.h>
40 #include <linux/err.h>
41 #include <linux/dmi.h>
42 #include <linux/pci.h>
43 #include <linux/interrupt.h>
44 #include <linux/delay.h>
45 #include <linux/input.h>
46 #include <linux/kfifo.h>
47 #include <linux/workqueue.h>
48 #include <linux/acpi.h>
49 #include <linux/slab.h>
50 #include <linux/sonypi.h>
51 #include <linux/sony-laptop.h>
52 #include <linux/rfkill.h>
53 #ifdef CONFIG_SONYPI_COMPAT
54 #include <linux/poll.h>
55 #include <linux/miscdevice.h>
57 #include <linux/uaccess.h>
58 #include <acpi/video.h>
60 #define dprintk(fmt, ...) \
63 pr_warn(fmt, ##__VA_ARGS__); \
66 #define SONY_NC_CLASS "sony-nc"
67 #define SONY_NC_HID "SNY5001"
68 #define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
70 #define SONY_PIC_CLASS "sony-pic"
71 #define SONY_PIC_HID "SNY6001"
72 #define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
74 MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
75 MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
76 MODULE_LICENSE("GPL");
79 module_param(debug, int, 0);
80 MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
81 "the development of this driver");
83 static int no_spic; /* = 0 */
84 module_param(no_spic, int, 0444);
85 MODULE_PARM_DESC(no_spic,
86 "set this if you don't want to enable the SPIC device");
88 static int compat; /* = 0 */
89 module_param(compat, int, 0444);
90 MODULE_PARM_DESC(compat,
91 "set this if you want to enable backward compatibility mode");
93 static unsigned long mask = 0xffffffff;
94 module_param(mask, ulong, 0644);
95 MODULE_PARM_DESC(mask,
96 "set this to the mask of event you want to enable (see doc)");
98 static int camera; /* = 0 */
99 module_param(camera, int, 0444);
100 MODULE_PARM_DESC(camera,
101 "set this to 1 to enable Motion Eye camera controls "
102 "(only use it if you have a C1VE or C1VN model)");
104 #ifdef CONFIG_SONYPI_COMPAT
105 static int minor = -1;
106 module_param(minor, int, 0);
107 MODULE_PARM_DESC(minor,
108 "minor number of the misc device for the SPIC compatibility code, "
109 "default is -1 (automatic)");
112 static int kbd_backlight = -1;
113 module_param(kbd_backlight, int, 0444);
114 MODULE_PARM_DESC(kbd_backlight,
115 "set this to 0 to disable keyboard backlight, "
116 "1 to enable it with automatic control and 2 to have it always "
117 "on (default: no change from current value)");
119 static int kbd_backlight_timeout = -1;
120 module_param(kbd_backlight_timeout, int, 0444);
121 MODULE_PARM_DESC(kbd_backlight_timeout,
122 "meaningful values vary from 0 to 3 and their meaning depends "
123 "on the model (default: no change from current value)");
125 #ifdef CONFIG_PM_SLEEP
126 static void sony_nc_thermal_resume(void);
128 static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
129 unsigned int handle);
130 static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd,
131 unsigned int handle);
133 static int sony_nc_battery_care_setup(struct platform_device *pd,
134 unsigned int handle);
135 static void sony_nc_battery_care_cleanup(struct platform_device *pd);
137 static int sony_nc_thermal_setup(struct platform_device *pd);
138 static void sony_nc_thermal_cleanup(struct platform_device *pd);
140 static int sony_nc_lid_resume_setup(struct platform_device *pd,
141 unsigned int handle);
142 static void sony_nc_lid_resume_cleanup(struct platform_device *pd);
144 static int sony_nc_gfx_switch_setup(struct platform_device *pd,
145 unsigned int handle);
146 static void sony_nc_gfx_switch_cleanup(struct platform_device *pd);
147 static int __sony_nc_gfx_switch_status_get(void);
149 static int sony_nc_highspeed_charging_setup(struct platform_device *pd);
150 static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd);
152 static int sony_nc_lowbatt_setup(struct platform_device *pd);
153 static void sony_nc_lowbatt_cleanup(struct platform_device *pd);
155 static int sony_nc_fanspeed_setup(struct platform_device *pd);
156 static void sony_nc_fanspeed_cleanup(struct platform_device *pd);
158 static int sony_nc_usb_charge_setup(struct platform_device *pd);
159 static void sony_nc_usb_charge_cleanup(struct platform_device *pd);
161 static int sony_nc_panelid_setup(struct platform_device *pd);
162 static void sony_nc_panelid_cleanup(struct platform_device *pd);
164 static int sony_nc_smart_conn_setup(struct platform_device *pd);
165 static void sony_nc_smart_conn_cleanup(struct platform_device *pd);
167 static int sony_nc_touchpad_setup(struct platform_device *pd,
168 unsigned int handle);
169 static void sony_nc_touchpad_cleanup(struct platform_device *pd);
171 enum sony_nc_rfkill {
179 static int sony_rfkill_handle;
180 static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
181 static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
182 static int sony_nc_rfkill_setup(struct acpi_device *device,
183 unsigned int handle);
184 static void sony_nc_rfkill_cleanup(void);
185 static void sony_nc_rfkill_update(void);
187 /*********** Input Devices ***********/
189 #define SONY_LAPTOP_BUF_SIZE 128
190 struct sony_laptop_input_s {
192 struct input_dev *jog_dev;
193 struct input_dev *key_dev;
195 spinlock_t fifo_lock;
196 struct timer_list release_key_timer;
199 static struct sony_laptop_input_s sony_laptop_input = {
200 .users = ATOMIC_INIT(0),
203 struct sony_laptop_keypress {
204 struct input_dev *dev;
208 /* Correspondance table between sonypi events
209 * and input layer indexes in the keymap
211 static const int sony_laptop_input_index[] = {
213 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
214 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
215 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
216 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
217 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
218 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
219 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
220 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
221 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
222 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
223 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
224 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
225 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
226 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
227 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
228 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
229 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
230 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
231 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
232 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
233 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
234 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
235 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
236 17, /* 24 SONYPI_EVENT_FNKEY_1 */
237 18, /* 25 SONYPI_EVENT_FNKEY_2 */
238 19, /* 26 SONYPI_EVENT_FNKEY_D */
239 20, /* 27 SONYPI_EVENT_FNKEY_E */
240 21, /* 28 SONYPI_EVENT_FNKEY_F */
241 22, /* 29 SONYPI_EVENT_FNKEY_S */
242 23, /* 30 SONYPI_EVENT_FNKEY_B */
243 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
244 25, /* 32 SONYPI_EVENT_PKEY_P1 */
245 26, /* 33 SONYPI_EVENT_PKEY_P2 */
246 27, /* 34 SONYPI_EVENT_PKEY_P3 */
247 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
248 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
249 -1, /* 37 SONYPI_EVENT_LID_OPENED */
250 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
251 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
252 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
253 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
254 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
255 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
256 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
257 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
258 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
259 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
260 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
261 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
262 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
263 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
264 43, /* 52 SONYPI_EVENT_MEYE_FACE */
265 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
266 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
267 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
268 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
269 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
270 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
271 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
272 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
273 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
274 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
275 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
276 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
277 52, /* 65 SONYPI_EVENT_MODEKEY_PRESSED */
278 53, /* 66 SONYPI_EVENT_PKEY_P4 */
279 54, /* 67 SONYPI_EVENT_PKEY_P5 */
280 55, /* 68 SONYPI_EVENT_SETTINGKEY_PRESSED */
281 56, /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
282 57, /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
283 -1, /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
284 58, /* 72 SONYPI_EVENT_MEDIA_PRESSED */
285 59, /* 72 SONYPI_EVENT_VENDOR_PRESSED */
288 static int sony_laptop_input_keycode_map[] = {
289 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
290 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
291 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
292 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
293 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
294 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
295 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
296 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
297 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
298 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
299 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
300 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
301 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
302 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
303 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
304 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
305 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
306 KEY_FN_1, /* 17 SONYPI_EVENT_FNKEY_1 */
307 KEY_FN_2, /* 18 SONYPI_EVENT_FNKEY_2 */
308 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
309 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
310 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
311 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
312 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
313 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
314 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
315 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
316 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
317 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
318 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
319 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
320 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
321 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
322 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
323 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
324 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
325 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
326 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
327 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
328 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
329 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
330 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
331 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
332 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
333 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
334 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
335 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
336 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
337 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
338 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
339 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
340 KEY_EJECTCD, /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
341 KEY_F13, /* 52 SONYPI_EVENT_MODEKEY_PRESSED */
342 KEY_PROG4, /* 53 SONYPI_EVENT_PKEY_P4 */
343 KEY_F14, /* 54 SONYPI_EVENT_PKEY_P5 */
344 KEY_F15, /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
345 KEY_VOLUMEUP, /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
346 KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
347 KEY_MEDIA, /* 58 SONYPI_EVENT_MEDIA_PRESSED */
348 KEY_VENDOR, /* 59 SONYPI_EVENT_VENDOR_PRESSED */
351 /* release buttons after a short delay if pressed */
352 static void do_sony_laptop_release_key(struct timer_list *unused)
354 struct sony_laptop_keypress kp;
357 spin_lock_irqsave(&sony_laptop_input.fifo_lock, flags);
359 if (kfifo_out(&sony_laptop_input.fifo,
360 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
361 input_report_key(kp.dev, kp.key, 0);
365 /* If there is something in the fifo schedule next release. */
366 if (kfifo_len(&sony_laptop_input.fifo) != 0)
367 mod_timer(&sony_laptop_input.release_key_timer,
368 jiffies + msecs_to_jiffies(10));
370 spin_unlock_irqrestore(&sony_laptop_input.fifo_lock, flags);
373 /* forward event to the input subsystem */
374 static void sony_laptop_report_input_event(u8 event)
376 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
377 struct input_dev *key_dev = sony_laptop_input.key_dev;
378 struct sony_laptop_keypress kp = { NULL };
381 if (event == SONYPI_EVENT_FNKEY_RELEASED ||
382 event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
383 /* Nothing, not all VAIOs generate this event */
390 case SONYPI_EVENT_JOGDIAL_UP:
391 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
392 input_report_rel(jog_dev, REL_WHEEL, 1);
396 case SONYPI_EVENT_JOGDIAL_DOWN:
397 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
398 input_report_rel(jog_dev, REL_WHEEL, -1);
403 case SONYPI_EVENT_JOGDIAL_PRESSED:
409 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
410 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
413 if ((scancode = sony_laptop_input_index[event]) != -1) {
414 kp.key = sony_laptop_input_keycode_map[scancode];
415 if (kp.key != KEY_UNKNOWN)
422 /* if we have a scancode we emit it so we can always
425 input_event(kp.dev, EV_MSC, MSC_SCAN, scancode);
426 input_report_key(kp.dev, kp.key, 1);
429 /* schedule key release */
430 kfifo_in_locked(&sony_laptop_input.fifo,
431 (unsigned char *)&kp, sizeof(kp),
432 &sony_laptop_input.fifo_lock);
433 mod_timer(&sony_laptop_input.release_key_timer,
434 jiffies + msecs_to_jiffies(10));
436 dprintk("unknown input event %.2x\n", event);
439 static int sony_laptop_setup_input(struct acpi_device *acpi_device)
441 struct input_dev *jog_dev;
442 struct input_dev *key_dev;
446 /* don't run again if already initialized */
447 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
451 spin_lock_init(&sony_laptop_input.fifo_lock);
452 error = kfifo_alloc(&sony_laptop_input.fifo,
453 SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
455 pr_err("kfifo_alloc failed\n");
459 timer_setup(&sony_laptop_input.release_key_timer,
460 do_sony_laptop_release_key, 0);
463 key_dev = input_allocate_device();
469 key_dev->name = "Sony Vaio Keys";
470 key_dev->id.bustype = BUS_ISA;
471 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
472 key_dev->dev.parent = &acpi_device->dev;
474 /* Initialize the Input Drivers: special keys */
475 input_set_capability(key_dev, EV_MSC, MSC_SCAN);
477 __set_bit(EV_KEY, key_dev->evbit);
478 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
479 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
480 key_dev->keycode = &sony_laptop_input_keycode_map;
481 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++)
482 __set_bit(sony_laptop_input_keycode_map[i], key_dev->keybit);
483 __clear_bit(KEY_RESERVED, key_dev->keybit);
485 error = input_register_device(key_dev);
487 goto err_free_keydev;
489 sony_laptop_input.key_dev = key_dev;
492 jog_dev = input_allocate_device();
495 goto err_unregister_keydev;
498 jog_dev->name = "Sony Vaio Jogdial";
499 jog_dev->id.bustype = BUS_ISA;
500 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
501 jog_dev->dev.parent = &acpi_device->dev;
503 input_set_capability(jog_dev, EV_KEY, BTN_MIDDLE);
504 input_set_capability(jog_dev, EV_REL, REL_WHEEL);
506 error = input_register_device(jog_dev);
508 goto err_free_jogdev;
510 sony_laptop_input.jog_dev = jog_dev;
515 input_free_device(jog_dev);
517 err_unregister_keydev:
518 input_unregister_device(key_dev);
519 /* to avoid kref underflow below at input_free_device */
523 input_free_device(key_dev);
526 kfifo_free(&sony_laptop_input.fifo);
529 atomic_dec(&sony_laptop_input.users);
533 static void sony_laptop_remove_input(void)
535 struct sony_laptop_keypress kp = { NULL };
537 /* Cleanup only after the last user has gone */
538 if (!atomic_dec_and_test(&sony_laptop_input.users))
541 del_timer_sync(&sony_laptop_input.release_key_timer);
544 * Generate key-up events for remaining keys. Note that we don't
545 * need locking since nobody is adding new events to the kfifo.
547 while (kfifo_out(&sony_laptop_input.fifo,
548 (unsigned char *)&kp, sizeof(kp)) == sizeof(kp)) {
549 input_report_key(kp.dev, kp.key, 0);
553 /* destroy input devs */
554 input_unregister_device(sony_laptop_input.key_dev);
555 sony_laptop_input.key_dev = NULL;
557 if (sony_laptop_input.jog_dev) {
558 input_unregister_device(sony_laptop_input.jog_dev);
559 sony_laptop_input.jog_dev = NULL;
562 kfifo_free(&sony_laptop_input.fifo);
565 /*********** Platform Device ***********/
567 static atomic_t sony_pf_users = ATOMIC_INIT(0);
568 static struct platform_driver sony_pf_driver = {
570 .name = "sony-laptop",
573 static struct platform_device *sony_pf_device;
575 static int sony_pf_add(void)
579 /* don't run again if already initialized */
580 if (atomic_add_return(1, &sony_pf_users) > 1)
583 ret = platform_driver_register(&sony_pf_driver);
587 sony_pf_device = platform_device_alloc("sony-laptop", PLATFORM_DEVID_NONE);
588 if (!sony_pf_device) {
590 goto out_platform_registered;
593 ret = platform_device_add(sony_pf_device);
595 goto out_platform_alloced;
599 out_platform_alloced:
600 platform_device_put(sony_pf_device);
601 sony_pf_device = NULL;
602 out_platform_registered:
603 platform_driver_unregister(&sony_pf_driver);
605 atomic_dec(&sony_pf_users);
609 static void sony_pf_remove(void)
611 /* deregister only after the last user has gone */
612 if (!atomic_dec_and_test(&sony_pf_users))
615 platform_device_unregister(sony_pf_device);
616 platform_driver_unregister(&sony_pf_driver);
619 /*********** SNC (SNY5001) Device ***********/
621 /* the device uses 1-based values, while the backlight subsystem uses
623 #define SONY_MAX_BRIGHTNESS 8
625 #define SNC_VALIDATE_IN 0
626 #define SNC_VALIDATE_OUT 1
628 static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
630 static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
631 const char *, size_t);
632 static int boolean_validate(const int, const int);
633 static int brightness_default_validate(const int, const int);
635 struct sony_nc_value {
636 char *name; /* name of the entry */
637 char **acpiget; /* names of the ACPI get function */
638 char **acpiset; /* names of the ACPI set function */
639 int (*validate)(const int, const int); /* input/output validation */
640 int value; /* current setting */
641 int valid; /* Has ever been set */
642 int debug; /* active only in debug mode ? */
643 struct device_attribute devattr; /* sysfs attribute */
646 #define SNC_HANDLE_NAMES(_name, _values...) \
647 static char *snc_##_name[] = { _values, NULL }
649 #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
651 .name = __stringify(_name), \
652 .acpiget = _getters, \
653 .acpiset = _setters, \
654 .validate = _validate, \
656 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
659 #define SNC_HANDLE_NULL { .name = NULL }
661 SNC_HANDLE_NAMES(fnkey_get, "GHKE");
663 SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
664 SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
666 SNC_HANDLE_NAMES(cdpower_get, "GCDP");
667 SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
669 SNC_HANDLE_NAMES(audiopower_get, "GAZP");
670 SNC_HANDLE_NAMES(audiopower_set, "AZPW");
672 SNC_HANDLE_NAMES(lanpower_get, "GLNP");
673 SNC_HANDLE_NAMES(lanpower_set, "LNPW");
675 SNC_HANDLE_NAMES(lidstate_get, "GLID");
677 SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
678 SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
680 SNC_HANDLE_NAMES(gainbass_get, "GMGB");
681 SNC_HANDLE_NAMES(gainbass_set, "CMGB");
683 SNC_HANDLE_NAMES(PID_get, "GPID");
685 SNC_HANDLE_NAMES(CTR_get, "GCTR");
686 SNC_HANDLE_NAMES(CTR_set, "SCTR");
688 SNC_HANDLE_NAMES(PCR_get, "GPCR");
689 SNC_HANDLE_NAMES(PCR_set, "SPCR");
691 SNC_HANDLE_NAMES(CMI_get, "GCMI");
692 SNC_HANDLE_NAMES(CMI_set, "SCMI");
694 static struct sony_nc_value sony_nc_values[] = {
695 SNC_HANDLE(brightness_default, snc_brightness_def_get,
696 snc_brightness_def_set, brightness_default_validate, 0),
697 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
698 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
699 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
700 boolean_validate, 0),
701 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
702 boolean_validate, 1),
703 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
704 boolean_validate, 0),
705 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
706 boolean_validate, 0),
707 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
708 boolean_validate, 0),
709 /* unknown methods */
710 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
711 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
712 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
713 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
717 static acpi_handle sony_nc_acpi_handle;
718 static struct acpi_device *sony_nc_acpi_device = NULL;
721 * acpi_evaluate_object wrappers
722 * all useful calls into SNC methods take one or zero parameters and return
723 * integers or arrays.
725 static union acpi_object *__call_snc_method(acpi_handle handle, char *method,
728 union acpi_object *result = NULL;
729 struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
733 struct acpi_object_list params;
734 union acpi_object in;
735 in.type = ACPI_TYPE_INTEGER;
736 in.integer.value = *value;
738 params.pointer = ∈
739 status = acpi_evaluate_object(handle, method, ¶ms, &output);
740 dprintk("__call_snc_method: [%s:0x%.8x%.8x]\n", method,
741 (unsigned int)(*value >> 32),
742 (unsigned int)*value & 0xffffffff);
744 status = acpi_evaluate_object(handle, method, NULL, &output);
745 dprintk("__call_snc_method: [%s]\n", method);
748 if (ACPI_FAILURE(status)) {
749 pr_err("Failed to evaluate [%s]\n", method);
753 result = (union acpi_object *) output.pointer;
755 dprintk("No return object [%s]\n", method);
760 #define MIN(a, b) (a > b ? b : a)
761 static int sony_nc_buffer_call(acpi_handle handle, char *name, u64 *value,
762 void *buffer, size_t buflen)
766 union acpi_object *object = __call_snc_method(handle, name, value);
773 } else if (object->type == ACPI_TYPE_BUFFER) {
774 len = MIN(buflen, object->buffer.length);
775 memset(buffer, 0, buflen);
776 memcpy(buffer, object->buffer.pointer, len);
778 } else if (object->type == ACPI_TYPE_INTEGER) {
779 len = MIN(buflen, sizeof(object->integer.value));
780 memset(buffer, 0, buflen);
781 memcpy(buffer, &object->integer.value, len);
784 pr_warn("Unexpected acpi_object: 0x%x\n", object->type);
792 static int sony_nc_int_call(acpi_handle handle, char *name, int *value, int
800 ret = sony_nc_buffer_call(handle, name, &v, result,
803 ret = sony_nc_buffer_call(handle, name, NULL, result,
809 struct sony_nc_handles {
811 struct device_attribute devattr;
814 static struct sony_nc_handles *handles;
816 static ssize_t sony_nc_handles_show(struct device *dev,
817 struct device_attribute *attr, char *buffer)
822 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
823 len += sysfs_emit_at(buffer, len, "0x%.4x ", handles->cap[i]);
825 len += sysfs_emit_at(buffer, len, "\n");
830 static int sony_nc_handles_setup(struct platform_device *pd)
832 int i, r, result, arg;
834 handles = kzalloc(sizeof(*handles), GFP_KERNEL);
838 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
840 r = sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg,
843 dprintk("caching handle 0x%.4x (offset: 0x%.2x)\n",
845 handles->cap[i] = result;
850 sysfs_attr_init(&handles->devattr.attr);
851 handles->devattr.attr.name = "handles";
852 handles->devattr.attr.mode = S_IRUGO;
853 handles->devattr.show = sony_nc_handles_show;
855 /* allow reading capabilities via sysfs */
856 if (device_create_file(&pd->dev, &handles->devattr)) {
866 static int sony_nc_handles_cleanup(struct platform_device *pd)
870 device_remove_file(&pd->dev, &handles->devattr);
877 static int sony_find_snc_handle(int handle)
881 /* not initialized yet, return early */
882 if (!handles || !handle)
885 for (i = 0; i < 0x10; i++) {
886 if (handles->cap[i] == handle) {
887 dprintk("found handle 0x%.4x (offset: 0x%.2x)\n",
892 dprintk("handle 0x%.4x not found\n", handle);
896 static int sony_call_snc_handle(int handle, int argument, int *result)
899 int offset = sony_find_snc_handle(handle);
904 arg = offset | argument;
905 ret = sony_nc_int_call(sony_nc_acpi_handle, "SN07", &arg, result);
906 dprintk("called SN07 with 0x%.4x (result: 0x%.4x)\n", arg, *result);
911 * sony_nc_values input/output validate functions
914 /* brightness_default_validate:
916 * manipulate input output values to keep consistency with the
917 * backlight framework for which brightness values are 0-based.
919 static int brightness_default_validate(const int direction, const int value)
922 case SNC_VALIDATE_OUT:
924 case SNC_VALIDATE_IN:
925 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
933 * on input validate boolean values 0/1, on output just pass the
936 static int boolean_validate(const int direction, const int value)
938 if (direction == SNC_VALIDATE_IN) {
939 if (value != 0 && value != 1)
946 * Sysfs show/store common to all sony_nc_values
948 static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
952 struct sony_nc_value *item =
953 container_of(attr, struct sony_nc_value, devattr);
958 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiget, NULL,
964 value = item->validate(SNC_VALIDATE_OUT, value);
966 return sysfs_emit(buffer, "%d\n", value);
969 static ssize_t sony_nc_sysfs_store(struct device *dev,
970 struct device_attribute *attr,
971 const char *buffer, size_t count)
975 struct sony_nc_value *item =
976 container_of(attr, struct sony_nc_value, devattr);
984 if (kstrtoint(buffer, 10, &value))
988 value = item->validate(SNC_VALIDATE_IN, value);
993 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiset,
1007 struct sony_backlight_props {
1008 struct backlight_device *dev;
1014 static struct sony_backlight_props sony_bl_props;
1016 static int sony_backlight_update_status(struct backlight_device *bd)
1018 int arg = bd->props.brightness + 1;
1019 return sony_nc_int_call(sony_nc_acpi_handle, "SBRT", &arg, NULL);
1022 static int sony_backlight_get_brightness(struct backlight_device *bd)
1026 if (sony_nc_int_call(sony_nc_acpi_handle, "GBRT", NULL, &value))
1028 /* brightness levels are 1-based, while backlight ones are 0-based */
1032 static int sony_nc_get_brightness_ng(struct backlight_device *bd)
1035 struct sony_backlight_props *sdev =
1036 (struct sony_backlight_props *)bl_get_data(bd);
1038 sony_call_snc_handle(sdev->handle, sdev->cmd_base + 0x100, &result);
1040 return (result & 0xff) - sdev->offset;
1043 static int sony_nc_update_status_ng(struct backlight_device *bd)
1046 struct sony_backlight_props *sdev =
1047 (struct sony_backlight_props *)bl_get_data(bd);
1049 value = bd->props.brightness + sdev->offset;
1050 if (sony_call_snc_handle(sdev->handle, sdev->cmd_base | (value << 0x10),
1057 static const struct backlight_ops sony_backlight_ops = {
1058 .options = BL_CORE_SUSPENDRESUME,
1059 .update_status = sony_backlight_update_status,
1060 .get_brightness = sony_backlight_get_brightness,
1062 static const struct backlight_ops sony_backlight_ng_ops = {
1063 .options = BL_CORE_SUSPENDRESUME,
1064 .update_status = sony_nc_update_status_ng,
1065 .get_brightness = sony_nc_get_brightness_ng,
1069 * New SNC-only Vaios event mapping to driver known keys
1071 struct sony_nc_event {
1076 static struct sony_nc_event sony_100_events[] = {
1077 { 0x90, SONYPI_EVENT_PKEY_P1 },
1078 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
1079 { 0x91, SONYPI_EVENT_PKEY_P2 },
1080 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
1081 { 0x81, SONYPI_EVENT_FNKEY_F1 },
1082 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
1083 { 0x82, SONYPI_EVENT_FNKEY_F2 },
1084 { 0x02, SONYPI_EVENT_FNKEY_RELEASED },
1085 { 0x83, SONYPI_EVENT_FNKEY_F3 },
1086 { 0x03, SONYPI_EVENT_FNKEY_RELEASED },
1087 { 0x84, SONYPI_EVENT_FNKEY_F4 },
1088 { 0x04, SONYPI_EVENT_FNKEY_RELEASED },
1089 { 0x85, SONYPI_EVENT_FNKEY_F5 },
1090 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
1091 { 0x86, SONYPI_EVENT_FNKEY_F6 },
1092 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
1093 { 0x87, SONYPI_EVENT_FNKEY_F7 },
1094 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
1095 { 0x88, SONYPI_EVENT_FNKEY_F8 },
1096 { 0x08, SONYPI_EVENT_FNKEY_RELEASED },
1097 { 0x89, SONYPI_EVENT_FNKEY_F9 },
1098 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
1099 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
1100 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
1101 { 0x8B, SONYPI_EVENT_FNKEY_F11 },
1102 { 0x0B, SONYPI_EVENT_FNKEY_RELEASED },
1103 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
1104 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
1105 { 0x9d, SONYPI_EVENT_ZOOM_PRESSED },
1106 { 0x1d, SONYPI_EVENT_ANYBUTTON_RELEASED },
1107 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
1108 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
1109 { 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
1110 { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
1111 { 0xa4, SONYPI_EVENT_CD_EJECT_PRESSED },
1112 { 0x24, SONYPI_EVENT_ANYBUTTON_RELEASED },
1113 { 0xa5, SONYPI_EVENT_VENDOR_PRESSED },
1114 { 0x25, SONYPI_EVENT_ANYBUTTON_RELEASED },
1115 { 0xa6, SONYPI_EVENT_HELP_PRESSED },
1116 { 0x26, SONYPI_EVENT_ANYBUTTON_RELEASED },
1117 { 0xa8, SONYPI_EVENT_FNKEY_1 },
1118 { 0x28, SONYPI_EVENT_ANYBUTTON_RELEASED },
1122 static struct sony_nc_event sony_127_events[] = {
1123 { 0x81, SONYPI_EVENT_MODEKEY_PRESSED },
1124 { 0x01, SONYPI_EVENT_ANYBUTTON_RELEASED },
1125 { 0x82, SONYPI_EVENT_PKEY_P1 },
1126 { 0x02, SONYPI_EVENT_ANYBUTTON_RELEASED },
1127 { 0x83, SONYPI_EVENT_PKEY_P2 },
1128 { 0x03, SONYPI_EVENT_ANYBUTTON_RELEASED },
1129 { 0x84, SONYPI_EVENT_PKEY_P3 },
1130 { 0x04, SONYPI_EVENT_ANYBUTTON_RELEASED },
1131 { 0x85, SONYPI_EVENT_PKEY_P4 },
1132 { 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
1133 { 0x86, SONYPI_EVENT_PKEY_P5 },
1134 { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
1135 { 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
1136 { 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
1140 static int sony_nc_hotkeys_decode(u32 event, unsigned int handle)
1143 unsigned int result = 0;
1144 struct sony_nc_event *key_event;
1146 if (sony_call_snc_handle(handle, 0x200, &result)) {
1147 dprintk("Unable to decode event 0x%.2x 0x%.2x\n", handle,
1154 if (handle == 0x0100)
1155 key_event = sony_100_events;
1157 key_event = sony_127_events;
1159 for (; key_event->data; key_event++) {
1160 if (key_event->data == result) {
1161 ret = key_event->event;
1166 if (!key_event->data)
1167 pr_info("Unknown hotkey 0x%.2x/0x%.2x (handle 0x%.2x)\n",
1168 event, result, handle);
1181 static void sony_nc_notify(struct acpi_device *device, u32 event)
1183 u32 real_ev = event;
1187 dprintk("sony_nc_notify, event: 0x%.2x\n", event);
1189 if (event >= 0x90) {
1190 unsigned int result = 0;
1191 unsigned int arg = 0;
1192 unsigned int handle = 0;
1193 unsigned int offset = event - 0x90;
1195 if (offset >= ARRAY_SIZE(handles->cap)) {
1196 pr_err("Event 0x%x outside of capabilities list\n",
1200 handle = handles->cap[offset];
1202 /* list of handles known for generating events */
1208 ret = sony_nc_hotkeys_decode(event, handle);
1211 sony_laptop_report_input_event(ret);
1220 /* events on this handle are reported when the
1221 * switch changes position or for battery
1222 * events. We'll notify both of them but only
1223 * update the rfkill device status when the
1226 ev_type = KILLSWITCH;
1227 sony_call_snc_handle(handle, 0x0100, &result);
1228 real_ev = result & 0x03;
1230 /* hw switch event */
1232 sony_nc_rfkill_update();
1238 /* Hybrid GFX switching */
1239 sony_call_snc_handle(handle, 0x0000, &result);
1240 dprintk("GFX switch event received (reason: %s)\n",
1241 (result == 0x1) ? "switch change" :
1242 (result == 0x2) ? "output switch" :
1243 (result == 0x3) ? "output switch" :
1246 ev_type = GFX_SWITCH;
1247 real_ev = __sony_nc_gfx_switch_status_get();
1251 /* Hybrid GFX switching SVS151290S */
1252 ev_type = GFX_SWITCH;
1253 real_ev = __sony_nc_gfx_switch_status_get();
1256 dprintk("Unknown event 0x%x for handle 0x%x\n",
1261 /* clear the event (and the event reason when present) */
1263 sony_nc_int_call(sony_nc_acpi_handle, "SN05", &arg, &result);
1266 /* old style event */
1268 sony_laptop_report_input_event(real_ev);
1270 acpi_bus_generate_netlink_event(sony_nc_acpi_device->pnp.device_class,
1271 dev_name(&sony_nc_acpi_device->dev), ev_type, real_ev);
1274 static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
1275 void *context, void **return_value)
1277 struct acpi_device_info *info;
1279 if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
1280 pr_warn("method: name: %4.4s, args %X\n",
1281 (char *)&info->name, info->param_count);
1292 static void sony_nc_function_setup(struct acpi_device *device,
1293 struct platform_device *pf_device)
1295 unsigned int i, result, bitmask, arg;
1300 /* setup found handles here */
1301 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1302 unsigned int handle = handles->cap[i];
1307 dprintk("setting up handle 0x%.4x\n", handle);
1314 sony_call_snc_handle(handle, 0, &result);
1318 sony_call_snc_handle(handle, 0x100, &result);
1322 /* touchpad enable/disable */
1323 result = sony_nc_touchpad_setup(pf_device, handle);
1325 pr_err("couldn't set up touchpad control function (%d)\n",
1331 result = sony_nc_battery_care_setup(pf_device, handle);
1333 pr_err("couldn't set up battery care function (%d)\n",
1338 result = sony_nc_lid_resume_setup(pf_device, handle);
1340 pr_err("couldn't set up lid resume function (%d)\n",
1344 result = sony_nc_thermal_setup(pf_device);
1346 pr_err("couldn't set up thermal profile function (%d)\n",
1352 result = sony_nc_gfx_switch_setup(pf_device, handle);
1354 pr_err("couldn't set up GFX Switch status (%d)\n",
1358 result = sony_nc_highspeed_charging_setup(pf_device);
1360 pr_err("couldn't set up high speed charging function (%d)\n",
1365 result = sony_nc_rfkill_setup(device, handle);
1367 pr_err("couldn't set up rfkill support (%d)\n",
1376 result = sony_nc_kbd_backlight_setup(pf_device, handle);
1378 pr_err("couldn't set up keyboard backlight function (%d)\n",
1382 result = sony_nc_lowbatt_setup(pf_device);
1384 pr_err("couldn't set up low battery function (%d)\n",
1388 result = sony_nc_fanspeed_setup(pf_device);
1390 pr_err("couldn't set up fan speed function (%d)\n",
1394 result = sony_nc_usb_charge_setup(pf_device);
1396 pr_err("couldn't set up USB charge support (%d)\n",
1400 result = sony_nc_panelid_setup(pf_device);
1402 pr_err("couldn't set up panel ID function (%d)\n",
1406 result = sony_nc_smart_conn_setup(pf_device);
1408 pr_err("couldn't set up smart connect support (%d)\n",
1416 /* Enable all events */
1418 if (!sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg, &bitmask))
1419 sony_nc_int_call(sony_nc_acpi_handle, "SN02", &bitmask,
1423 static void sony_nc_function_cleanup(struct platform_device *pd)
1425 unsigned int i, result, bitmask, handle;
1430 /* get enabled events and disable them */
1431 sony_nc_int_call(sony_nc_acpi_handle, "SN01", NULL, &bitmask);
1432 sony_nc_int_call(sony_nc_acpi_handle, "SN03", &bitmask, &result);
1434 /* cleanup handles here */
1435 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1437 handle = handles->cap[i];
1445 sony_nc_touchpad_cleanup(pd);
1450 sony_nc_battery_care_cleanup(pd);
1454 sony_nc_lid_resume_cleanup(pd);
1457 sony_nc_thermal_cleanup(pd);
1462 sony_nc_gfx_switch_cleanup(pd);
1465 sony_nc_highspeed_charging_cleanup(pd);
1469 sony_nc_rfkill_cleanup();
1477 sony_nc_kbd_backlight_cleanup(pd, handle);
1480 sony_nc_lowbatt_cleanup(pd);
1483 sony_nc_fanspeed_cleanup(pd);
1486 sony_nc_usb_charge_cleanup(pd);
1489 sony_nc_panelid_cleanup(pd);
1492 sony_nc_smart_conn_cleanup(pd);
1499 /* finally cleanup the handles list */
1500 sony_nc_handles_cleanup(pd);
1503 #ifdef CONFIG_PM_SLEEP
1504 static void sony_nc_function_resume(void)
1506 unsigned int i, result, bitmask, arg;
1508 dprintk("Resuming SNC device\n");
1510 for (i = 0; i < ARRAY_SIZE(handles->cap); i++) {
1511 unsigned int handle = handles->cap[i];
1520 /* re-enable hotkeys */
1521 sony_call_snc_handle(handle, 0, &result);
1524 /* re-enable hotkeys */
1525 sony_call_snc_handle(handle, 0x100, &result);
1528 sony_nc_thermal_resume();
1532 sony_nc_rfkill_update();
1539 /* Enable all events */
1541 if (!sony_nc_int_call(sony_nc_acpi_handle, "SN00", &arg, &bitmask))
1542 sony_nc_int_call(sony_nc_acpi_handle, "SN02", &bitmask,
1546 static int sony_nc_resume(struct device *dev)
1548 struct sony_nc_value *item;
1550 for (item = sony_nc_values; item->name; item++) {
1555 ret = sony_nc_int_call(sony_nc_acpi_handle, *item->acpiset,
1556 &item->value, NULL);
1558 pr_err("%s: %d\n", __func__, ret);
1563 if (acpi_has_method(sony_nc_acpi_handle, "ECON")) {
1565 if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL))
1566 dprintk("ECON Method failed\n");
1569 if (acpi_has_method(sony_nc_acpi_handle, "SN00"))
1570 sony_nc_function_resume();
1576 static SIMPLE_DEV_PM_OPS(sony_nc_pm, NULL, sony_nc_resume);
1578 static void sony_nc_rfkill_cleanup(void)
1582 for (i = 0; i < N_SONY_RFKILL; i++) {
1583 if (sony_rfkill_devices[i]) {
1584 rfkill_unregister(sony_rfkill_devices[i]);
1585 rfkill_destroy(sony_rfkill_devices[i]);
1590 static int sony_nc_rfkill_set(void *data, bool blocked)
1593 int argument = sony_rfkill_address[(long) data] + 0x100;
1596 argument |= 0x070000;
1598 return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
1601 static const struct rfkill_ops sony_rfkill_ops = {
1602 .set_block = sony_nc_rfkill_set,
1605 static int sony_nc_setup_rfkill(struct acpi_device *device,
1606 enum sony_nc_rfkill nc_type)
1610 enum rfkill_type type;
1613 bool hwblock, swblock;
1617 type = RFKILL_TYPE_WLAN;
1620 case SONY_BLUETOOTH:
1621 type = RFKILL_TYPE_BLUETOOTH;
1622 name = "sony-bluetooth";
1625 type = RFKILL_TYPE_WWAN;
1629 type = RFKILL_TYPE_WIMAX;
1630 name = "sony-wimax";
1636 rfk = rfkill_alloc(name, &device->dev, type,
1637 &sony_rfkill_ops, (void *)nc_type);
1641 err = sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
1643 rfkill_destroy(rfk);
1646 hwblock = !(result & 0x1);
1648 err = sony_call_snc_handle(sony_rfkill_handle,
1649 sony_rfkill_address[nc_type],
1652 rfkill_destroy(rfk);
1655 swblock = !(result & 0x2);
1657 rfkill_init_sw_state(rfk, swblock);
1658 rfkill_set_hw_state(rfk, hwblock);
1660 err = rfkill_register(rfk);
1662 rfkill_destroy(rfk);
1665 sony_rfkill_devices[nc_type] = rfk;
1669 static void sony_nc_rfkill_update(void)
1671 enum sony_nc_rfkill i;
1675 sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
1676 hwblock = !(result & 0x1);
1678 for (i = 0; i < N_SONY_RFKILL; i++) {
1679 int argument = sony_rfkill_address[i];
1681 if (!sony_rfkill_devices[i])
1685 if (rfkill_set_hw_state(sony_rfkill_devices[i], true)) {
1686 /* we already know we're blocked */
1691 sony_call_snc_handle(sony_rfkill_handle, argument, &result);
1692 rfkill_set_states(sony_rfkill_devices[i],
1693 !(result & 0x2), false);
1697 static int sony_nc_rfkill_setup(struct acpi_device *device,
1698 unsigned int handle)
1702 unsigned char buffer[32] = { 0 };
1704 offset = sony_find_snc_handle(handle);
1705 sony_rfkill_handle = handle;
1707 i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
1712 /* The buffer is filled with magic numbers describing the devices
1713 * available, 0xff terminates the enumeration.
1717 * 0x20 WWAN GPRS-EDGE
1721 * 0x25 Gobi WWAN no GPS
1722 * 0x26 Gobi WWAN + GPS
1723 * 0x28 Gobi WWAN no GPS
1724 * 0x29 Gobi WWAN + GPS
1726 * 0x50 Gobi WWAN no GPS
1727 * 0x51 Gobi WWAN + GPS
1728 * 0x70 no SIM card slot
1729 * 0x71 SIM card slot
1731 for (i = 0; i < ARRAY_SIZE(buffer); i++) {
1733 if (buffer[i] == 0xff)
1736 dprintk("Radio devices, found 0x%.2x\n", buffer[i]);
1738 if (buffer[i] == 0 && !sony_rfkill_devices[SONY_WIFI])
1739 sony_nc_setup_rfkill(device, SONY_WIFI);
1741 if (buffer[i] == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
1742 sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
1744 if (((0xf0 & buffer[i]) == 0x20 ||
1745 (0xf0 & buffer[i]) == 0x50) &&
1746 !sony_rfkill_devices[SONY_WWAN])
1747 sony_nc_setup_rfkill(device, SONY_WWAN);
1749 if (buffer[i] == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
1750 sony_nc_setup_rfkill(device, SONY_WIMAX);
1755 /* Keyboard backlight feature */
1756 struct kbd_backlight {
1757 unsigned int handle;
1760 unsigned int timeout;
1761 unsigned int has_timeout;
1762 struct device_attribute mode_attr;
1763 struct device_attribute timeout_attr;
1766 static struct kbd_backlight *kbdbl_ctl;
1768 static ssize_t __sony_nc_kbd_backlight_mode_set(u8 value)
1775 if (sony_call_snc_handle(kbdbl_ctl->handle,
1776 (value << 0x10) | (kbdbl_ctl->base), &result))
1779 /* Try to turn the light on/off immediately */
1781 sony_call_snc_handle(kbdbl_ctl->handle,
1782 (value << 0x0f) | (kbdbl_ctl->base + 0x100),
1785 kbdbl_ctl->mode = value;
1790 static ssize_t sony_nc_kbd_backlight_mode_store(struct device *dev,
1791 struct device_attribute *attr,
1792 const char *buffer, size_t count)
1795 unsigned long value;
1800 if (kstrtoul(buffer, 10, &value))
1803 ret = __sony_nc_kbd_backlight_mode_set(value);
1810 static ssize_t sony_nc_kbd_backlight_mode_show(struct device *dev,
1811 struct device_attribute *attr, char *buffer)
1813 return sysfs_emit(buffer, "%d\n", kbdbl_ctl->mode);
1816 static int __sony_nc_kbd_backlight_timeout_set(u8 value)
1823 if (sony_call_snc_handle(kbdbl_ctl->handle, (value << 0x10) |
1824 (kbdbl_ctl->base + 0x200), &result))
1827 kbdbl_ctl->timeout = value;
1832 static ssize_t sony_nc_kbd_backlight_timeout_store(struct device *dev,
1833 struct device_attribute *attr,
1834 const char *buffer, size_t count)
1837 unsigned long value;
1842 if (kstrtoul(buffer, 10, &value))
1845 ret = __sony_nc_kbd_backlight_timeout_set(value);
1852 static ssize_t sony_nc_kbd_backlight_timeout_show(struct device *dev,
1853 struct device_attribute *attr, char *buffer)
1855 return sysfs_emit(buffer, "%d\n", kbdbl_ctl->timeout);
1858 static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
1859 unsigned int handle)
1867 pr_warn("handle 0x%.4x: keyboard backlight setup already done for 0x%.4x\n",
1868 handle, kbdbl_ctl->handle);
1872 /* verify the kbd backlight presence, some of these handles are not used
1873 * for keyboard backlight only
1881 probe_base = 0x0B00;
1885 probe_base = 0x0100;
1890 ret = sony_call_snc_handle(handle, probe_base, &result);
1894 if ((handle == 0x0137 && !(result & 0x02)) ||
1896 dprintk("no backlight keyboard found\n");
1900 kbdbl_ctl = kzalloc(sizeof(*kbdbl_ctl), GFP_KERNEL);
1904 kbdbl_ctl->mode = kbd_backlight;
1905 kbdbl_ctl->timeout = kbd_backlight_timeout;
1906 kbdbl_ctl->handle = handle;
1907 kbdbl_ctl->base = ctl_base;
1908 /* Some models do not allow timeout control */
1909 kbdbl_ctl->has_timeout = handle != 0x0153;
1911 sysfs_attr_init(&kbdbl_ctl->mode_attr.attr);
1912 kbdbl_ctl->mode_attr.attr.name = "kbd_backlight";
1913 kbdbl_ctl->mode_attr.attr.mode = S_IRUGO | S_IWUSR;
1914 kbdbl_ctl->mode_attr.show = sony_nc_kbd_backlight_mode_show;
1915 kbdbl_ctl->mode_attr.store = sony_nc_kbd_backlight_mode_store;
1917 ret = device_create_file(&pd->dev, &kbdbl_ctl->mode_attr);
1921 __sony_nc_kbd_backlight_mode_set(kbdbl_ctl->mode);
1923 if (kbdbl_ctl->has_timeout) {
1924 sysfs_attr_init(&kbdbl_ctl->timeout_attr.attr);
1925 kbdbl_ctl->timeout_attr.attr.name = "kbd_backlight_timeout";
1926 kbdbl_ctl->timeout_attr.attr.mode = S_IRUGO | S_IWUSR;
1927 kbdbl_ctl->timeout_attr.show =
1928 sony_nc_kbd_backlight_timeout_show;
1929 kbdbl_ctl->timeout_attr.store =
1930 sony_nc_kbd_backlight_timeout_store;
1932 ret = device_create_file(&pd->dev, &kbdbl_ctl->timeout_attr);
1936 __sony_nc_kbd_backlight_timeout_set(kbdbl_ctl->timeout);
1943 device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr);
1950 static void sony_nc_kbd_backlight_cleanup(struct platform_device *pd,
1951 unsigned int handle)
1953 if (kbdbl_ctl && handle == kbdbl_ctl->handle) {
1954 device_remove_file(&pd->dev, &kbdbl_ctl->mode_attr);
1955 if (kbdbl_ctl->has_timeout)
1956 device_remove_file(&pd->dev, &kbdbl_ctl->timeout_attr);
1962 struct battery_care_control {
1963 struct device_attribute attrs[2];
1964 unsigned int handle;
1966 static struct battery_care_control *bcare_ctl;
1968 static ssize_t sony_nc_battery_care_limit_store(struct device *dev,
1969 struct device_attribute *attr,
1970 const char *buffer, size_t count)
1972 unsigned int result, cmd;
1973 unsigned long value;
1978 if (kstrtoul(buffer, 10, &value))
1981 /* limit values (2 bits):
1987 * bit 0: 0 disable BCL, 1 enable BCL
1988 * bit 1: 1 tell to store the battery limit (see bits 6,7) too
1989 * bits 2,3: reserved
1990 * bits 4,5: store the limit into the EC
1991 * bits 6,7: store the limit into the battery
1999 else if (value <= 80)
2002 else if (value <= 100)
2009 * handle 0x0115 should allow storing on battery too;
2010 * handle 0x0136 same as 0x0115 + health status;
2011 * handle 0x013f, same as 0x0136 but no storing on the battery
2013 if (bcare_ctl->handle != 0x013f)
2014 cmd = cmd | (cmd << 2);
2016 cmd = (cmd | 0x1) << 0x10;
2019 if (sony_call_snc_handle(bcare_ctl->handle, cmd | 0x0100, &result))
2025 static ssize_t sony_nc_battery_care_limit_show(struct device *dev,
2026 struct device_attribute *attr, char *buffer)
2028 unsigned int result, status;
2030 if (sony_call_snc_handle(bcare_ctl->handle, 0x0000, &result))
2033 status = (result & 0x01) ? ((result & 0x30) >> 0x04) : 0;
2049 return sysfs_emit(buffer, "%d\n", status);
2052 static ssize_t sony_nc_battery_care_health_show(struct device *dev,
2053 struct device_attribute *attr, char *buffer)
2055 unsigned int health;
2057 if (sony_call_snc_handle(bcare_ctl->handle, 0x0200, &health))
2060 return sysfs_emit(buffer, "%d\n", health & 0xff);
2063 static int sony_nc_battery_care_setup(struct platform_device *pd,
2064 unsigned int handle)
2068 bcare_ctl = kzalloc(sizeof(struct battery_care_control), GFP_KERNEL);
2072 bcare_ctl->handle = handle;
2074 sysfs_attr_init(&bcare_ctl->attrs[0].attr);
2075 bcare_ctl->attrs[0].attr.name = "battery_care_limiter";
2076 bcare_ctl->attrs[0].attr.mode = S_IRUGO | S_IWUSR;
2077 bcare_ctl->attrs[0].show = sony_nc_battery_care_limit_show;
2078 bcare_ctl->attrs[0].store = sony_nc_battery_care_limit_store;
2080 ret = device_create_file(&pd->dev, &bcare_ctl->attrs[0]);
2084 /* 0x0115 is for models with no health reporting capability */
2085 if (handle == 0x0115)
2088 sysfs_attr_init(&bcare_ctl->attrs[1].attr);
2089 bcare_ctl->attrs[1].attr.name = "battery_care_health";
2090 bcare_ctl->attrs[1].attr.mode = S_IRUGO;
2091 bcare_ctl->attrs[1].show = sony_nc_battery_care_health_show;
2093 ret = device_create_file(&pd->dev, &bcare_ctl->attrs[1]);
2100 device_remove_file(&pd->dev, &bcare_ctl->attrs[0]);
2109 static void sony_nc_battery_care_cleanup(struct platform_device *pd)
2112 device_remove_file(&pd->dev, &bcare_ctl->attrs[0]);
2113 if (bcare_ctl->handle != 0x0115)
2114 device_remove_file(&pd->dev, &bcare_ctl->attrs[1]);
2121 struct snc_thermal_ctrl {
2123 unsigned int profiles;
2124 struct device_attribute mode_attr;
2125 struct device_attribute profiles_attr;
2127 static struct snc_thermal_ctrl *th_handle;
2129 #define THM_PROFILE_MAX 3
2130 static const char * const snc_thermal_profiles[] = {
2136 static int sony_nc_thermal_mode_set(unsigned short mode)
2138 unsigned int result;
2140 /* the thermal profile seems to be a two bit bitmask:
2142 * msb -> performance
2143 * no bit set is the normal operation and is always valid
2144 * Some vaio models only have "balanced" and "performance"
2146 if ((mode && !(th_handle->profiles & mode)) || mode >= THM_PROFILE_MAX)
2149 if (sony_call_snc_handle(0x0122, mode << 0x10 | 0x0200, &result))
2152 th_handle->mode = mode;
2157 static int sony_nc_thermal_mode_get(void)
2159 unsigned int result;
2161 if (sony_call_snc_handle(0x0122, 0x0100, &result))
2164 return result & 0xff;
2167 static ssize_t sony_nc_thermal_profiles_show(struct device *dev,
2168 struct device_attribute *attr, char *buffer)
2173 for (cnt = 0; cnt < THM_PROFILE_MAX; cnt++) {
2174 if (!cnt || (th_handle->profiles & cnt))
2175 idx += sysfs_emit_at(buffer, idx, "%s ", snc_thermal_profiles[cnt]);
2177 idx += sysfs_emit_at(buffer, idx, "\n");
2182 static ssize_t sony_nc_thermal_mode_store(struct device *dev,
2183 struct device_attribute *attr,
2184 const char *buffer, size_t count)
2192 /* skip the newline if present */
2193 if (buffer[len - 1] == '\n')
2196 for (cmd = 0; cmd < THM_PROFILE_MAX; cmd++)
2197 if (strncmp(buffer, snc_thermal_profiles[cmd], len) == 0)
2200 if (sony_nc_thermal_mode_set(cmd))
2206 static ssize_t sony_nc_thermal_mode_show(struct device *dev,
2207 struct device_attribute *attr, char *buffer)
2209 int mode = sony_nc_thermal_mode_get();
2214 return sysfs_emit(buffer, "%s\n", snc_thermal_profiles[mode]);
2217 static int sony_nc_thermal_setup(struct platform_device *pd)
2220 th_handle = kzalloc(sizeof(struct snc_thermal_ctrl), GFP_KERNEL);
2224 ret = sony_call_snc_handle(0x0122, 0x0000, &th_handle->profiles);
2226 pr_warn("couldn't to read the thermal profiles\n");
2230 ret = sony_nc_thermal_mode_get();
2232 pr_warn("couldn't to read the current thermal profile");
2235 th_handle->mode = ret;
2237 sysfs_attr_init(&th_handle->profiles_attr.attr);
2238 th_handle->profiles_attr.attr.name = "thermal_profiles";
2239 th_handle->profiles_attr.attr.mode = S_IRUGO;
2240 th_handle->profiles_attr.show = sony_nc_thermal_profiles_show;
2242 sysfs_attr_init(&th_handle->mode_attr.attr);
2243 th_handle->mode_attr.attr.name = "thermal_control";
2244 th_handle->mode_attr.attr.mode = S_IRUGO | S_IWUSR;
2245 th_handle->mode_attr.show = sony_nc_thermal_mode_show;
2246 th_handle->mode_attr.store = sony_nc_thermal_mode_store;
2248 ret = device_create_file(&pd->dev, &th_handle->profiles_attr);
2252 ret = device_create_file(&pd->dev, &th_handle->mode_attr);
2259 device_remove_file(&pd->dev, &th_handle->profiles_attr);
2266 static void sony_nc_thermal_cleanup(struct platform_device *pd)
2269 device_remove_file(&pd->dev, &th_handle->profiles_attr);
2270 device_remove_file(&pd->dev, &th_handle->mode_attr);
2276 #ifdef CONFIG_PM_SLEEP
2277 static void sony_nc_thermal_resume(void)
2284 status = sony_nc_thermal_mode_get();
2286 if (status != th_handle->mode)
2287 sony_nc_thermal_mode_set(th_handle->mode);
2291 /* resume on LID open */
2292 #define LID_RESUME_S5 0
2293 #define LID_RESUME_S4 1
2294 #define LID_RESUME_S3 2
2295 #define LID_RESUME_MAX 3
2296 struct snc_lid_resume_control {
2297 struct device_attribute attrs[LID_RESUME_MAX];
2298 unsigned int status;
2301 static struct snc_lid_resume_control *lid_ctl;
2303 static ssize_t sony_nc_lid_resume_store(struct device *dev,
2304 struct device_attribute *attr,
2305 const char *buffer, size_t count)
2307 unsigned int result;
2308 unsigned long value;
2309 unsigned int pos = LID_RESUME_S5;
2313 if (kstrtoul(buffer, 10, &value) || value > 1)
2316 /* the value we have to write to SNC is a bitmask:
2322 while (pos < LID_RESUME_MAX) {
2323 if (&lid_ctl->attrs[pos].attr == &attr->attr)
2327 if (pos == LID_RESUME_MAX)
2331 value = lid_ctl->status | (1 << pos);
2333 value = lid_ctl->status & ~(1 << pos);
2335 if (sony_call_snc_handle(lid_ctl->handle, value << 0x10 | 0x0100,
2339 lid_ctl->status = value;
2344 static ssize_t sony_nc_lid_resume_show(struct device *dev,
2345 struct device_attribute *attr,
2348 unsigned int pos = LID_RESUME_S5;
2350 while (pos < LID_RESUME_MAX) {
2351 if (&lid_ctl->attrs[pos].attr == &attr->attr)
2352 return sysfs_emit(buffer, "%d\n",
2353 (lid_ctl->status >> pos) & 0x01);
2359 static int sony_nc_lid_resume_setup(struct platform_device *pd,
2360 unsigned int handle)
2362 unsigned int result;
2365 if (sony_call_snc_handle(handle, 0x0000, &result))
2368 lid_ctl = kzalloc(sizeof(struct snc_lid_resume_control), GFP_KERNEL);
2372 lid_ctl->status = result & 0x7;
2373 lid_ctl->handle = handle;
2375 sysfs_attr_init(&lid_ctl->attrs[0].attr);
2376 lid_ctl->attrs[LID_RESUME_S5].attr.name = "lid_resume_S5";
2377 lid_ctl->attrs[LID_RESUME_S5].attr.mode = S_IRUGO | S_IWUSR;
2378 lid_ctl->attrs[LID_RESUME_S5].show = sony_nc_lid_resume_show;
2379 lid_ctl->attrs[LID_RESUME_S5].store = sony_nc_lid_resume_store;
2381 if (handle == 0x0119) {
2382 sysfs_attr_init(&lid_ctl->attrs[1].attr);
2383 lid_ctl->attrs[LID_RESUME_S4].attr.name = "lid_resume_S4";
2384 lid_ctl->attrs[LID_RESUME_S4].attr.mode = S_IRUGO | S_IWUSR;
2385 lid_ctl->attrs[LID_RESUME_S4].show = sony_nc_lid_resume_show;
2386 lid_ctl->attrs[LID_RESUME_S4].store = sony_nc_lid_resume_store;
2388 sysfs_attr_init(&lid_ctl->attrs[2].attr);
2389 lid_ctl->attrs[LID_RESUME_S3].attr.name = "lid_resume_S3";
2390 lid_ctl->attrs[LID_RESUME_S3].attr.mode = S_IRUGO | S_IWUSR;
2391 lid_ctl->attrs[LID_RESUME_S3].show = sony_nc_lid_resume_show;
2392 lid_ctl->attrs[LID_RESUME_S3].store = sony_nc_lid_resume_store;
2394 for (i = 0; i < LID_RESUME_MAX &&
2395 lid_ctl->attrs[i].attr.name; i++) {
2396 result = device_create_file(&pd->dev, &lid_ctl->attrs[i]);
2404 for (i--; i >= 0; i--)
2405 device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
2413 static void sony_nc_lid_resume_cleanup(struct platform_device *pd)
2418 for (i = 0; i < LID_RESUME_MAX; i++) {
2419 if (!lid_ctl->attrs[i].attr.name)
2422 device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
2430 /* GFX Switch position */
2436 struct snc_gfx_switch_control {
2437 struct device_attribute attr;
2438 unsigned int handle;
2440 static struct snc_gfx_switch_control *gfxs_ctl;
2442 /* returns 0 for speed, 1 for stamina */
2443 static int __sony_nc_gfx_switch_status_get(void)
2445 unsigned int result;
2447 if (sony_call_snc_handle(gfxs_ctl->handle,
2448 gfxs_ctl->handle == 0x015B ? 0x0000 : 0x0100,
2452 switch (gfxs_ctl->handle) {
2454 /* 1: discrete GFX (speed)
2455 * 0: integrated GFX (stamina)
2457 return result & 0x1 ? SPEED : STAMINA;
2459 /* 0: discrete GFX (speed)
2460 * 1: integrated GFX (stamina)
2462 return result & 0x1 ? STAMINA : SPEED;
2464 /* it's a more elaborated bitmask, for now:
2465 * 2: integrated GFX (stamina)
2466 * 0: discrete GFX (speed)
2468 dprintk("GFX Status: 0x%x\n", result);
2469 return result & 0x80 ? AUTO :
2470 result & 0x02 ? STAMINA : SPEED;
2475 static ssize_t sony_nc_gfx_switch_status_show(struct device *dev,
2476 struct device_attribute *attr,
2479 int pos = __sony_nc_gfx_switch_status_get();
2484 return sysfs_emit(buffer, "%s\n",
2485 pos == SPEED ? "speed" :
2486 pos == STAMINA ? "stamina" :
2487 pos == AUTO ? "auto" : "unknown");
2490 static int sony_nc_gfx_switch_setup(struct platform_device *pd,
2491 unsigned int handle)
2493 unsigned int result;
2495 gfxs_ctl = kzalloc(sizeof(struct snc_gfx_switch_control), GFP_KERNEL);
2499 gfxs_ctl->handle = handle;
2501 sysfs_attr_init(&gfxs_ctl->attr.attr);
2502 gfxs_ctl->attr.attr.name = "gfx_switch_status";
2503 gfxs_ctl->attr.attr.mode = S_IRUGO;
2504 gfxs_ctl->attr.show = sony_nc_gfx_switch_status_show;
2506 result = device_create_file(&pd->dev, &gfxs_ctl->attr);
2519 static void sony_nc_gfx_switch_cleanup(struct platform_device *pd)
2522 device_remove_file(&pd->dev, &gfxs_ctl->attr);
2529 /* High speed charging function */
2530 static struct device_attribute *hsc_handle;
2532 static ssize_t sony_nc_highspeed_charging_store(struct device *dev,
2533 struct device_attribute *attr,
2534 const char *buffer, size_t count)
2536 unsigned int result;
2537 unsigned long value;
2542 if (kstrtoul(buffer, 10, &value) || value > 1)
2545 if (sony_call_snc_handle(0x0131, value << 0x10 | 0x0200, &result))
2551 static ssize_t sony_nc_highspeed_charging_show(struct device *dev,
2552 struct device_attribute *attr, char *buffer)
2554 unsigned int result;
2556 if (sony_call_snc_handle(0x0131, 0x0100, &result))
2559 return sysfs_emit(buffer, "%d\n", result & 0x01);
2562 static int sony_nc_highspeed_charging_setup(struct platform_device *pd)
2564 unsigned int result;
2566 if (sony_call_snc_handle(0x0131, 0x0000, &result) || !(result & 0x01)) {
2567 /* some models advertise the handle but have no implementation
2570 pr_info("No High Speed Charging capability found\n");
2574 hsc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2578 sysfs_attr_init(&hsc_handle->attr);
2579 hsc_handle->attr.name = "battery_highspeed_charging";
2580 hsc_handle->attr.mode = S_IRUGO | S_IWUSR;
2581 hsc_handle->show = sony_nc_highspeed_charging_show;
2582 hsc_handle->store = sony_nc_highspeed_charging_store;
2584 result = device_create_file(&pd->dev, hsc_handle);
2594 static void sony_nc_highspeed_charging_cleanup(struct platform_device *pd)
2597 device_remove_file(&pd->dev, hsc_handle);
2603 /* low battery function */
2604 static struct device_attribute *lowbatt_handle;
2606 static ssize_t sony_nc_lowbatt_store(struct device *dev,
2607 struct device_attribute *attr,
2608 const char *buffer, size_t count)
2610 unsigned int result;
2611 unsigned long value;
2616 if (kstrtoul(buffer, 10, &value) || value > 1)
2619 if (sony_call_snc_handle(0x0121, value << 8, &result))
2625 static ssize_t sony_nc_lowbatt_show(struct device *dev,
2626 struct device_attribute *attr, char *buffer)
2628 unsigned int result;
2630 if (sony_call_snc_handle(0x0121, 0x0200, &result))
2633 return sysfs_emit(buffer, "%d\n", result & 1);
2636 static int sony_nc_lowbatt_setup(struct platform_device *pd)
2638 unsigned int result;
2640 lowbatt_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2641 if (!lowbatt_handle)
2644 sysfs_attr_init(&lowbatt_handle->attr);
2645 lowbatt_handle->attr.name = "lowbatt_hibernate";
2646 lowbatt_handle->attr.mode = S_IRUGO | S_IWUSR;
2647 lowbatt_handle->show = sony_nc_lowbatt_show;
2648 lowbatt_handle->store = sony_nc_lowbatt_store;
2650 result = device_create_file(&pd->dev, lowbatt_handle);
2652 kfree(lowbatt_handle);
2653 lowbatt_handle = NULL;
2660 static void sony_nc_lowbatt_cleanup(struct platform_device *pd)
2662 if (lowbatt_handle) {
2663 device_remove_file(&pd->dev, lowbatt_handle);
2664 kfree(lowbatt_handle);
2665 lowbatt_handle = NULL;
2669 /* fan speed function */
2670 static struct device_attribute *fan_handle, *hsf_handle;
2672 static ssize_t sony_nc_hsfan_store(struct device *dev,
2673 struct device_attribute *attr,
2674 const char *buffer, size_t count)
2676 unsigned int result;
2677 unsigned long value;
2682 if (kstrtoul(buffer, 10, &value) || value > 1)
2685 if (sony_call_snc_handle(0x0149, value << 0x10 | 0x0200, &result))
2691 static ssize_t sony_nc_hsfan_show(struct device *dev,
2692 struct device_attribute *attr, char *buffer)
2694 unsigned int result;
2696 if (sony_call_snc_handle(0x0149, 0x0100, &result))
2699 return sysfs_emit(buffer, "%d\n", result & 0x01);
2702 static ssize_t sony_nc_fanspeed_show(struct device *dev,
2703 struct device_attribute *attr, char *buffer)
2705 unsigned int result;
2707 if (sony_call_snc_handle(0x0149, 0x0300, &result))
2710 return sysfs_emit(buffer, "%d\n", result & 0xff);
2713 static int sony_nc_fanspeed_setup(struct platform_device *pd)
2715 unsigned int result;
2717 fan_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2721 hsf_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2724 goto out_hsf_handle_alloc;
2727 sysfs_attr_init(&fan_handle->attr);
2728 fan_handle->attr.name = "fanspeed";
2729 fan_handle->attr.mode = S_IRUGO;
2730 fan_handle->show = sony_nc_fanspeed_show;
2731 fan_handle->store = NULL;
2733 sysfs_attr_init(&hsf_handle->attr);
2734 hsf_handle->attr.name = "fan_forced";
2735 hsf_handle->attr.mode = S_IRUGO | S_IWUSR;
2736 hsf_handle->show = sony_nc_hsfan_show;
2737 hsf_handle->store = sony_nc_hsfan_store;
2739 result = device_create_file(&pd->dev, fan_handle);
2741 goto out_fan_handle;
2743 result = device_create_file(&pd->dev, hsf_handle);
2745 goto out_hsf_handle;
2750 device_remove_file(&pd->dev, fan_handle);
2756 out_hsf_handle_alloc:
2762 static void sony_nc_fanspeed_cleanup(struct platform_device *pd)
2765 device_remove_file(&pd->dev, fan_handle);
2770 device_remove_file(&pd->dev, hsf_handle);
2776 /* USB charge function */
2777 static struct device_attribute *uc_handle;
2779 static ssize_t sony_nc_usb_charge_store(struct device *dev,
2780 struct device_attribute *attr,
2781 const char *buffer, size_t count)
2783 unsigned int result;
2784 unsigned long value;
2789 if (kstrtoul(buffer, 10, &value) || value > 1)
2792 if (sony_call_snc_handle(0x0155, value << 0x10 | 0x0100, &result))
2798 static ssize_t sony_nc_usb_charge_show(struct device *dev,
2799 struct device_attribute *attr, char *buffer)
2801 unsigned int result;
2803 if (sony_call_snc_handle(0x0155, 0x0000, &result))
2806 return sysfs_emit(buffer, "%d\n", result & 0x01);
2809 static int sony_nc_usb_charge_setup(struct platform_device *pd)
2811 unsigned int result;
2813 if (sony_call_snc_handle(0x0155, 0x0000, &result) || !(result & 0x01)) {
2814 /* some models advertise the handle but have no implementation
2817 pr_info("No USB Charge capability found\n");
2821 uc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2825 sysfs_attr_init(&uc_handle->attr);
2826 uc_handle->attr.name = "usb_charge";
2827 uc_handle->attr.mode = S_IRUGO | S_IWUSR;
2828 uc_handle->show = sony_nc_usb_charge_show;
2829 uc_handle->store = sony_nc_usb_charge_store;
2831 result = device_create_file(&pd->dev, uc_handle);
2841 static void sony_nc_usb_charge_cleanup(struct platform_device *pd)
2844 device_remove_file(&pd->dev, uc_handle);
2850 /* Panel ID function */
2851 static struct device_attribute *panel_handle;
2853 static ssize_t sony_nc_panelid_show(struct device *dev,
2854 struct device_attribute *attr, char *buffer)
2856 unsigned int result;
2858 if (sony_call_snc_handle(0x011D, 0x0000, &result))
2861 return sysfs_emit(buffer, "%d\n", result);
2864 static int sony_nc_panelid_setup(struct platform_device *pd)
2866 unsigned int result;
2868 panel_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2872 sysfs_attr_init(&panel_handle->attr);
2873 panel_handle->attr.name = "panel_id";
2874 panel_handle->attr.mode = S_IRUGO;
2875 panel_handle->show = sony_nc_panelid_show;
2876 panel_handle->store = NULL;
2878 result = device_create_file(&pd->dev, panel_handle);
2880 kfree(panel_handle);
2881 panel_handle = NULL;
2888 static void sony_nc_panelid_cleanup(struct platform_device *pd)
2891 device_remove_file(&pd->dev, panel_handle);
2892 kfree(panel_handle);
2893 panel_handle = NULL;
2897 /* smart connect function */
2898 static struct device_attribute *sc_handle;
2900 static ssize_t sony_nc_smart_conn_store(struct device *dev,
2901 struct device_attribute *attr,
2902 const char *buffer, size_t count)
2904 unsigned int result;
2905 unsigned long value;
2910 if (kstrtoul(buffer, 10, &value) || value > 1)
2913 if (sony_call_snc_handle(0x0168, value << 0x10, &result))
2919 static int sony_nc_smart_conn_setup(struct platform_device *pd)
2921 unsigned int result;
2923 sc_handle = kzalloc(sizeof(struct device_attribute), GFP_KERNEL);
2927 sysfs_attr_init(&sc_handle->attr);
2928 sc_handle->attr.name = "smart_connect";
2929 sc_handle->attr.mode = S_IWUSR;
2930 sc_handle->show = NULL;
2931 sc_handle->store = sony_nc_smart_conn_store;
2933 result = device_create_file(&pd->dev, sc_handle);
2943 static void sony_nc_smart_conn_cleanup(struct platform_device *pd)
2946 device_remove_file(&pd->dev, sc_handle);
2952 /* Touchpad enable/disable */
2953 struct touchpad_control {
2954 struct device_attribute attr;
2957 static struct touchpad_control *tp_ctl;
2959 static ssize_t sony_nc_touchpad_store(struct device *dev,
2960 struct device_attribute *attr, const char *buffer, size_t count)
2962 unsigned int result;
2963 unsigned long value;
2968 if (kstrtoul(buffer, 10, &value) || value > 1)
2971 /* sysfs: 0 disabled, 1 enabled
2972 * EC: 0 enabled, 1 disabled
2974 if (sony_call_snc_handle(tp_ctl->handle,
2975 (!value << 0x10) | 0x100, &result))
2981 static ssize_t sony_nc_touchpad_show(struct device *dev,
2982 struct device_attribute *attr, char *buffer)
2984 unsigned int result;
2986 if (sony_call_snc_handle(tp_ctl->handle, 0x000, &result))
2989 return sysfs_emit(buffer, "%d\n", !(result & 0x01));
2992 static int sony_nc_touchpad_setup(struct platform_device *pd,
2993 unsigned int handle)
2997 tp_ctl = kzalloc(sizeof(struct touchpad_control), GFP_KERNEL);
3001 tp_ctl->handle = handle;
3003 sysfs_attr_init(&tp_ctl->attr.attr);
3004 tp_ctl->attr.attr.name = "touchpad";
3005 tp_ctl->attr.attr.mode = S_IRUGO | S_IWUSR;
3006 tp_ctl->attr.show = sony_nc_touchpad_show;
3007 tp_ctl->attr.store = sony_nc_touchpad_store;
3009 ret = device_create_file(&pd->dev, &tp_ctl->attr);
3018 static void sony_nc_touchpad_cleanup(struct platform_device *pd)
3021 device_remove_file(&pd->dev, &tp_ctl->attr);
3027 static void sony_nc_backlight_ng_read_limits(int handle,
3028 struct sony_backlight_props *props)
3032 int lvl_table_len = 0;
3033 u8 min = 0xff, max = 0x00;
3034 unsigned char buffer[32] = { 0 };
3036 props->handle = handle;
3038 props->maxlvl = 0xff;
3040 offset = sony_find_snc_handle(handle);
3042 /* try to read the boundaries from ACPI tables, if we fail the above
3043 * defaults should be reasonable
3045 i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
3062 /* the buffer lists brightness levels available, brightness levels are
3063 * from position 0 to 8 in the array, other values are used by ALS
3066 for (i = 0; i < lvl_table_len && i < ARRAY_SIZE(buffer); i++) {
3068 dprintk("Brightness level: %d\n", buffer[i]);
3073 if (buffer[i] > max)
3075 if (buffer[i] < min)
3078 props->offset = min;
3079 props->maxlvl = max;
3080 dprintk("Brightness levels: min=%d max=%d\n", props->offset,
3084 static void sony_nc_backlight_setup(void)
3086 int max_brightness = 0;
3087 const struct backlight_ops *ops = NULL;
3088 struct backlight_properties props;
3090 if (sony_find_snc_handle(0x12f) >= 0) {
3091 ops = &sony_backlight_ng_ops;
3092 sony_bl_props.cmd_base = 0x0100;
3093 sony_nc_backlight_ng_read_limits(0x12f, &sony_bl_props);
3094 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
3096 } else if (sony_find_snc_handle(0x137) >= 0) {
3097 ops = &sony_backlight_ng_ops;
3098 sony_bl_props.cmd_base = 0x0100;
3099 sony_nc_backlight_ng_read_limits(0x137, &sony_bl_props);
3100 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
3102 } else if (sony_find_snc_handle(0x143) >= 0) {
3103 ops = &sony_backlight_ng_ops;
3104 sony_bl_props.cmd_base = 0x3000;
3105 sony_nc_backlight_ng_read_limits(0x143, &sony_bl_props);
3106 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
3108 } else if (sony_find_snc_handle(0x14b) >= 0) {
3109 ops = &sony_backlight_ng_ops;
3110 sony_bl_props.cmd_base = 0x3000;
3111 sony_nc_backlight_ng_read_limits(0x14b, &sony_bl_props);
3112 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
3114 } else if (sony_find_snc_handle(0x14c) >= 0) {
3115 ops = &sony_backlight_ng_ops;
3116 sony_bl_props.cmd_base = 0x3000;
3117 sony_nc_backlight_ng_read_limits(0x14c, &sony_bl_props);
3118 max_brightness = sony_bl_props.maxlvl - sony_bl_props.offset;
3120 } else if (acpi_has_method(sony_nc_acpi_handle, "GBRT")) {
3121 ops = &sony_backlight_ops;
3122 max_brightness = SONY_MAX_BRIGHTNESS - 1;
3127 memset(&props, 0, sizeof(struct backlight_properties));
3128 props.type = BACKLIGHT_PLATFORM;
3129 props.max_brightness = max_brightness;
3130 sony_bl_props.dev = backlight_device_register("sony", NULL,
3134 if (IS_ERR(sony_bl_props.dev)) {
3135 pr_warn("unable to register backlight device\n");
3136 sony_bl_props.dev = NULL;
3138 sony_bl_props.dev->props.brightness =
3139 ops->get_brightness(sony_bl_props.dev);
3142 static void sony_nc_backlight_cleanup(void)
3144 backlight_device_unregister(sony_bl_props.dev);
3147 static int sony_nc_add(struct acpi_device *device)
3151 struct sony_nc_value *item;
3153 sony_nc_acpi_device = device;
3154 strcpy(acpi_device_class(device), "sony/hotkey");
3156 sony_nc_acpi_handle = device->handle;
3158 /* read device status */
3159 result = acpi_bus_get_status(device);
3160 /* bail IFF the above call was successful and the device is not present */
3161 if (!result && !device->status.present) {
3162 dprintk("Device not present\n");
3167 result = sony_pf_add();
3172 status = acpi_walk_namespace(ACPI_TYPE_METHOD,
3173 sony_nc_acpi_handle, 1, sony_walk_callback,
3175 if (ACPI_FAILURE(status)) {
3176 pr_warn("unable to walk acpi resources\n");
3182 result = sony_laptop_setup_input(device);
3184 pr_err("Unable to create input devices\n");
3188 if (acpi_has_method(sony_nc_acpi_handle, "ECON")) {
3190 if (sony_nc_int_call(sony_nc_acpi_handle, "ECON", &arg, NULL))
3191 dprintk("ECON Method failed\n");
3194 if (acpi_has_method(sony_nc_acpi_handle, "SN00")) {
3195 dprintk("Doing SNC setup\n");
3196 /* retrieve the available handles */
3197 result = sony_nc_handles_setup(sony_pf_device);
3199 sony_nc_function_setup(device, sony_pf_device);
3202 if (acpi_video_get_backlight_type() == acpi_backlight_vendor)
3203 sony_nc_backlight_setup();
3205 /* create sony_pf sysfs attributes related to the SNC device */
3206 for (item = sony_nc_values; item->name; ++item) {
3208 if (!debug && item->debug)
3211 /* find the available acpiget as described in the DSDT */
3212 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
3213 if (acpi_has_method(sony_nc_acpi_handle,
3215 dprintk("Found %s getter: %s\n",
3216 item->name, *item->acpiget);
3217 item->devattr.attr.mode |= S_IRUGO;
3222 /* find the available acpiset as described in the DSDT */
3223 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
3224 if (acpi_has_method(sony_nc_acpi_handle,
3226 dprintk("Found %s setter: %s\n",
3227 item->name, *item->acpiset);
3228 item->devattr.attr.mode |= S_IWUSR;
3233 if (item->devattr.attr.mode != 0) {
3235 device_create_file(&sony_pf_device->dev,
3242 pr_info("SNC setup done.\n");
3246 for (item = sony_nc_values; item->name; ++item) {
3247 device_remove_file(&sony_pf_device->dev, &item->devattr);
3249 sony_nc_backlight_cleanup();
3250 sony_nc_function_cleanup(sony_pf_device);
3251 sony_nc_handles_cleanup(sony_pf_device);
3254 sony_laptop_remove_input();
3260 sony_nc_rfkill_cleanup();
3264 static int sony_nc_remove(struct acpi_device *device)
3266 struct sony_nc_value *item;
3268 sony_nc_backlight_cleanup();
3270 sony_nc_acpi_device = NULL;
3272 for (item = sony_nc_values; item->name; ++item) {
3273 device_remove_file(&sony_pf_device->dev, &item->devattr);
3276 sony_nc_function_cleanup(sony_pf_device);
3277 sony_nc_handles_cleanup(sony_pf_device);
3279 sony_laptop_remove_input();
3280 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
3285 static const struct acpi_device_id sony_device_ids[] = {
3290 MODULE_DEVICE_TABLE(acpi, sony_device_ids);
3292 static const struct acpi_device_id sony_nc_device_ids[] = {
3297 static struct acpi_driver sony_nc_driver = {
3298 .name = SONY_NC_DRIVER_NAME,
3299 .class = SONY_NC_CLASS,
3300 .ids = sony_nc_device_ids,
3301 .owner = THIS_MODULE,
3304 .remove = sony_nc_remove,
3305 .notify = sony_nc_notify,
3307 .drv.pm = &sony_nc_pm,
3310 /*********** SPIC (SNY6001) Device ***********/
3312 #define SONYPI_DEVICE_TYPE1 0x00000001
3313 #define SONYPI_DEVICE_TYPE2 0x00000002
3314 #define SONYPI_DEVICE_TYPE3 0x00000004
3316 #define SONYPI_TYPE1_OFFSET 0x04
3317 #define SONYPI_TYPE2_OFFSET 0x12
3318 #define SONYPI_TYPE3_OFFSET 0x12
3320 struct sony_pic_ioport {
3321 struct acpi_resource_io io1;
3322 struct acpi_resource_io io2;
3323 struct list_head list;
3326 struct sony_pic_irq {
3327 struct acpi_resource_irq irq;
3328 struct list_head list;
3331 struct sonypi_eventtypes {
3334 struct sonypi_event *events;
3337 struct sony_pic_dev {
3338 struct acpi_device *acpi_dev;
3339 struct sony_pic_irq *cur_irq;
3340 struct sony_pic_ioport *cur_ioport;
3341 struct list_head interrupts;
3342 struct list_head ioports;
3344 struct sonypi_eventtypes *event_types;
3345 int (*handle_irq)(const u8, const u8);
3353 static struct sony_pic_dev spic_dev = {
3354 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
3355 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
3358 static int spic_drv_registered;
3361 #define SONYPI_JOGGER_MASK 0x00000001
3362 #define SONYPI_CAPTURE_MASK 0x00000002
3363 #define SONYPI_FNKEY_MASK 0x00000004
3364 #define SONYPI_BLUETOOTH_MASK 0x00000008
3365 #define SONYPI_PKEY_MASK 0x00000010
3366 #define SONYPI_BACK_MASK 0x00000020
3367 #define SONYPI_HELP_MASK 0x00000040
3368 #define SONYPI_LID_MASK 0x00000080
3369 #define SONYPI_ZOOM_MASK 0x00000100
3370 #define SONYPI_THUMBPHRASE_MASK 0x00000200
3371 #define SONYPI_MEYE_MASK 0x00000400
3372 #define SONYPI_MEMORYSTICK_MASK 0x00000800
3373 #define SONYPI_BATTERY_MASK 0x00001000
3374 #define SONYPI_WIRELESS_MASK 0x00002000
3376 struct sonypi_event {
3381 /* The set of possible button release events */
3382 static struct sonypi_event sonypi_releaseev[] = {
3383 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
3387 /* The set of possible jogger events */
3388 static struct sonypi_event sonypi_joggerev[] = {
3389 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
3390 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
3391 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
3392 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
3393 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
3394 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
3395 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
3396 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
3397 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
3398 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
3399 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
3400 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
3401 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
3405 /* The set of possible capture button events */
3406 static struct sonypi_event sonypi_captureev[] = {
3407 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
3408 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
3409 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
3410 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
3414 /* The set of possible fnkeys events */
3415 static struct sonypi_event sonypi_fnkeyev[] = {
3416 { 0x10, SONYPI_EVENT_FNKEY_ESC },
3417 { 0x11, SONYPI_EVENT_FNKEY_F1 },
3418 { 0x12, SONYPI_EVENT_FNKEY_F2 },
3419 { 0x13, SONYPI_EVENT_FNKEY_F3 },
3420 { 0x14, SONYPI_EVENT_FNKEY_F4 },
3421 { 0x15, SONYPI_EVENT_FNKEY_F5 },
3422 { 0x16, SONYPI_EVENT_FNKEY_F6 },
3423 { 0x17, SONYPI_EVENT_FNKEY_F7 },
3424 { 0x18, SONYPI_EVENT_FNKEY_F8 },
3425 { 0x19, SONYPI_EVENT_FNKEY_F9 },
3426 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
3427 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
3428 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
3429 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
3430 { 0x21, SONYPI_EVENT_FNKEY_1 },
3431 { 0x22, SONYPI_EVENT_FNKEY_2 },
3432 { 0x31, SONYPI_EVENT_FNKEY_D },
3433 { 0x32, SONYPI_EVENT_FNKEY_E },
3434 { 0x33, SONYPI_EVENT_FNKEY_F },
3435 { 0x34, SONYPI_EVENT_FNKEY_S },
3436 { 0x35, SONYPI_EVENT_FNKEY_B },
3437 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
3441 /* The set of possible program key events */
3442 static struct sonypi_event sonypi_pkeyev[] = {
3443 { 0x01, SONYPI_EVENT_PKEY_P1 },
3444 { 0x02, SONYPI_EVENT_PKEY_P2 },
3445 { 0x04, SONYPI_EVENT_PKEY_P3 },
3446 { 0x20, SONYPI_EVENT_PKEY_P1 },
3450 /* The set of possible bluetooth events */
3451 static struct sonypi_event sonypi_blueev[] = {
3452 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
3453 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
3454 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
3458 /* The set of possible wireless events */
3459 static struct sonypi_event sonypi_wlessev[] = {
3460 { 0x59, SONYPI_EVENT_IGNORE },
3461 { 0x5a, SONYPI_EVENT_IGNORE },
3465 /* The set of possible back button events */
3466 static struct sonypi_event sonypi_backev[] = {
3467 { 0x20, SONYPI_EVENT_BACK_PRESSED },
3471 /* The set of possible help button events */
3472 static struct sonypi_event sonypi_helpev[] = {
3473 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
3478 /* The set of possible lid events */
3479 static struct sonypi_event sonypi_lidev[] = {
3480 { 0x51, SONYPI_EVENT_LID_CLOSED },
3481 { 0x50, SONYPI_EVENT_LID_OPENED },
3485 /* The set of possible zoom events */
3486 static struct sonypi_event sonypi_zoomev[] = {
3487 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
3488 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
3489 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
3490 { 0x04, SONYPI_EVENT_ZOOM_PRESSED },
3494 /* The set of possible thumbphrase events */
3495 static struct sonypi_event sonypi_thumbphraseev[] = {
3496 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
3500 /* The set of possible motioneye camera events */
3501 static struct sonypi_event sonypi_meyeev[] = {
3502 { 0x00, SONYPI_EVENT_MEYE_FACE },
3503 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
3507 /* The set of possible memorystick events */
3508 static struct sonypi_event sonypi_memorystickev[] = {
3509 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
3510 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
3514 /* The set of possible battery events */
3515 static struct sonypi_event sonypi_batteryev[] = {
3516 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
3517 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
3521 /* The set of possible volume events */
3522 static struct sonypi_event sonypi_volumeev[] = {
3523 { 0x01, SONYPI_EVENT_VOLUME_INC_PRESSED },
3524 { 0x02, SONYPI_EVENT_VOLUME_DEC_PRESSED },
3528 /* The set of possible brightness events */
3529 static struct sonypi_event sonypi_brightnessev[] = {
3530 { 0x80, SONYPI_EVENT_BRIGHTNESS_PRESSED },
3534 static struct sonypi_eventtypes type1_events[] = {
3535 { 0, 0xffffffff, sonypi_releaseev },
3536 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
3537 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
3538 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
3539 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
3540 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3541 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
3542 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
3543 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3544 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
3547 static struct sonypi_eventtypes type2_events[] = {
3548 { 0, 0xffffffff, sonypi_releaseev },
3549 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
3550 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
3551 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
3552 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3553 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
3554 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
3555 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
3556 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
3557 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
3558 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
3559 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3560 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
3561 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3564 static struct sonypi_eventtypes type3_events[] = {
3565 { 0, 0xffffffff, sonypi_releaseev },
3566 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
3567 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
3568 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
3569 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
3570 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
3571 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
3572 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
3573 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
3574 { 0x05, SONYPI_PKEY_MASK, sonypi_volumeev },
3575 { 0x05, SONYPI_PKEY_MASK, sonypi_brightnessev },
3579 /* low level spic calls */
3580 #define ITERATIONS_LONG 10000
3581 #define ITERATIONS_SHORT 10
3582 #define wait_on_command(command, iterations) { \
3583 unsigned int n = iterations; \
3584 while (--n && (command)) \
3587 dprintk("command failed at %s : %s (line %d)\n", \
3588 __FILE__, __func__, __LINE__); \
3591 static u8 sony_pic_call1(u8 dev)
3595 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
3597 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3598 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
3599 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
3600 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
3604 static u8 sony_pic_call2(u8 dev, u8 fn)
3608 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
3610 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3611 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
3613 outb(fn, spic_dev.cur_ioport->io1.minimum);
3614 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
3615 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
3619 static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
3623 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3624 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
3625 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3626 outb(fn, spic_dev.cur_ioport->io1.minimum);
3627 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
3628 outb(v, spic_dev.cur_ioport->io1.minimum);
3629 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
3630 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
3636 * minidrivers for SPIC models
3638 static int type3_handle_irq(const u8 data_mask, const u8 ev)
3641 * 0x31 could mean we have to take some extra action and wait for
3642 * the next irq for some Type3 models, it will generate a new
3643 * irq and we can read new data from the device:
3644 * - 0x5c and 0x5f requires 0xA0
3645 * - 0x61 requires 0xB3
3647 if (data_mask == 0x31) {
3648 if (ev == 0x5c || ev == 0x5f)
3649 sony_pic_call1(0xA0);
3650 else if (ev == 0x61)
3651 sony_pic_call1(0xB3);
3657 static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
3659 struct pci_dev *pcidev;
3661 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3662 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
3664 dev->model = SONYPI_DEVICE_TYPE1;
3665 dev->evport_offset = SONYPI_TYPE1_OFFSET;
3666 dev->event_types = type1_events;
3670 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3671 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
3673 dev->model = SONYPI_DEVICE_TYPE2;
3674 dev->evport_offset = SONYPI_TYPE2_OFFSET;
3675 dev->event_types = type2_events;
3679 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3680 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
3682 dev->model = SONYPI_DEVICE_TYPE3;
3683 dev->handle_irq = type3_handle_irq;
3684 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3685 dev->event_types = type3_events;
3689 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3690 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
3692 dev->model = SONYPI_DEVICE_TYPE3;
3693 dev->handle_irq = type3_handle_irq;
3694 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3695 dev->event_types = type3_events;
3699 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
3700 PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
3702 dev->model = SONYPI_DEVICE_TYPE3;
3703 dev->handle_irq = type3_handle_irq;
3704 dev->evport_offset = SONYPI_TYPE3_OFFSET;
3705 dev->event_types = type3_events;
3710 dev->model = SONYPI_DEVICE_TYPE2;
3711 dev->evport_offset = SONYPI_TYPE2_OFFSET;
3712 dev->event_types = type2_events;
3715 pci_dev_put(pcidev);
3717 pr_info("detected Type%d model\n",
3718 dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
3719 dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
3722 /* camera tests and poweron/poweroff */
3723 #define SONYPI_CAMERA_PICTURE 5
3724 #define SONYPI_CAMERA_CONTROL 0x10
3726 #define SONYPI_CAMERA_BRIGHTNESS 0
3727 #define SONYPI_CAMERA_CONTRAST 1
3728 #define SONYPI_CAMERA_HUE 2
3729 #define SONYPI_CAMERA_COLOR 3
3730 #define SONYPI_CAMERA_SHARPNESS 4
3732 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC
3733 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
3734 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
3735 #define SONYPI_CAMERA_MUTE_MASK 0x40
3737 /* the rest don't need a loop until not 0xff */
3738 #define SONYPI_CAMERA_AGC 6
3739 #define SONYPI_CAMERA_AGC_MASK 0x30
3740 #define SONYPI_CAMERA_SHUTTER_MASK 0x7
3742 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
3743 #define SONYPI_CAMERA_CONTROL 0x10
3745 #define SONYPI_CAMERA_STATUS 7
3746 #define SONYPI_CAMERA_STATUS_READY 0x2
3747 #define SONYPI_CAMERA_STATUS_POSITION 0x4
3749 #define SONYPI_DIRECTION_BACKWARDS 0x4
3751 #define SONYPI_CAMERA_REVISION 8
3752 #define SONYPI_CAMERA_ROMVERSION 9
3754 static int __sony_pic_camera_ready(void)
3758 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
3759 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
3762 static int __sony_pic_camera_off(void)
3765 pr_warn("camera control not enabled\n");
3769 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
3770 SONYPI_CAMERA_MUTE_MASK),
3773 if (spic_dev.camera_power) {
3774 sony_pic_call2(0x91, 0);
3775 spic_dev.camera_power = 0;
3780 static int __sony_pic_camera_on(void)
3785 pr_warn("camera control not enabled\n");
3789 if (spic_dev.camera_power)
3792 for (j = 5; j > 0; j--) {
3794 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
3796 sony_pic_call1(0x93);
3798 for (i = 400; i > 0; i--) {
3799 if (__sony_pic_camera_ready())
3808 pr_warn("failed to power on camera\n");
3812 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
3816 spic_dev.camera_power = 1;
3820 /* External camera command (exported to the motion eye v4l driver) */
3821 int sony_pic_camera_command(int command, u8 value)
3826 mutex_lock(&spic_dev.lock);
3829 case SONY_PIC_COMMAND_SETCAMERA:
3831 __sony_pic_camera_on();
3833 __sony_pic_camera_off();
3835 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
3836 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
3839 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
3840 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
3843 case SONY_PIC_COMMAND_SETCAMERAHUE:
3844 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
3847 case SONY_PIC_COMMAND_SETCAMERACOLOR:
3848 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
3851 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
3852 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
3855 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
3856 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
3859 case SONY_PIC_COMMAND_SETCAMERAAGC:
3860 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
3864 pr_err("sony_pic_camera_command invalid: %d\n", command);
3867 mutex_unlock(&spic_dev.lock);
3870 EXPORT_SYMBOL(sony_pic_camera_command);
3872 /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
3873 static void __sony_pic_set_wwanpower(u8 state)
3876 if (spic_dev.wwan_power == state)
3878 sony_pic_call2(0xB0, state);
3879 sony_pic_call1(0x82);
3880 spic_dev.wwan_power = state;
3883 static ssize_t sony_pic_wwanpower_store(struct device *dev,
3884 struct device_attribute *attr,
3885 const char *buffer, size_t count)
3887 unsigned long value;
3891 if (kstrtoul(buffer, 10, &value))
3894 mutex_lock(&spic_dev.lock);
3895 __sony_pic_set_wwanpower(value);
3896 mutex_unlock(&spic_dev.lock);
3901 static ssize_t sony_pic_wwanpower_show(struct device *dev,
3902 struct device_attribute *attr, char *buffer)
3905 mutex_lock(&spic_dev.lock);
3906 count = sysfs_emit(buffer, "%d\n", spic_dev.wwan_power);
3907 mutex_unlock(&spic_dev.lock);
3911 /* bluetooth subsystem power state */
3912 static void __sony_pic_set_bluetoothpower(u8 state)
3915 if (spic_dev.bluetooth_power == state)
3917 sony_pic_call2(0x96, state);
3918 sony_pic_call1(0x82);
3919 spic_dev.bluetooth_power = state;
3922 static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
3923 struct device_attribute *attr,
3924 const char *buffer, size_t count)
3926 unsigned long value;
3930 if (kstrtoul(buffer, 10, &value))
3933 mutex_lock(&spic_dev.lock);
3934 __sony_pic_set_bluetoothpower(value);
3935 mutex_unlock(&spic_dev.lock);
3940 static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
3941 struct device_attribute *attr, char *buffer)
3944 mutex_lock(&spic_dev.lock);
3945 count = sysfs_emit(buffer, "%d\n", spic_dev.bluetooth_power);
3946 mutex_unlock(&spic_dev.lock);
3951 /* FAN0 information (reverse engineered from ACPI tables) */
3952 #define SONY_PIC_FAN0_STATUS 0x93
3953 static int sony_pic_set_fanspeed(unsigned long value)
3955 return ec_write(SONY_PIC_FAN0_STATUS, value);
3958 static int sony_pic_get_fanspeed(u8 *value)
3960 return ec_read(SONY_PIC_FAN0_STATUS, value);
3963 static ssize_t sony_pic_fanspeed_store(struct device *dev,
3964 struct device_attribute *attr,
3965 const char *buffer, size_t count)
3967 unsigned long value;
3971 if (kstrtoul(buffer, 10, &value))
3974 if (sony_pic_set_fanspeed(value))
3980 static ssize_t sony_pic_fanspeed_show(struct device *dev,
3981 struct device_attribute *attr, char *buffer)
3984 if (sony_pic_get_fanspeed(&value))
3987 return sysfs_emit(buffer, "%d\n", value);
3990 #define SPIC_ATTR(_name, _mode) \
3991 struct device_attribute spic_attr_##_name = __ATTR(_name, \
3992 _mode, sony_pic_## _name ##_show, \
3993 sony_pic_## _name ##_store)
3995 static SPIC_ATTR(bluetoothpower, 0644);
3996 static SPIC_ATTR(wwanpower, 0644);
3997 static SPIC_ATTR(fanspeed, 0644);
3999 static struct attribute *spic_attributes[] = {
4000 &spic_attr_bluetoothpower.attr,
4001 &spic_attr_wwanpower.attr,
4002 &spic_attr_fanspeed.attr,
4006 static const struct attribute_group spic_attribute_group = {
4007 .attrs = spic_attributes
4010 /******** SONYPI compatibility **********/
4011 #ifdef CONFIG_SONYPI_COMPAT
4013 /* battery / brightness / temperature addresses */
4014 #define SONYPI_BAT_FLAGS 0x81
4015 #define SONYPI_LCD_LIGHT 0x96
4016 #define SONYPI_BAT1_PCTRM 0xa0
4017 #define SONYPI_BAT1_LEFT 0xa2
4018 #define SONYPI_BAT1_MAXRT 0xa4
4019 #define SONYPI_BAT2_PCTRM 0xa8
4020 #define SONYPI_BAT2_LEFT 0xaa
4021 #define SONYPI_BAT2_MAXRT 0xac
4022 #define SONYPI_BAT1_MAXTK 0xb0
4023 #define SONYPI_BAT1_FULL 0xb2
4024 #define SONYPI_BAT2_MAXTK 0xb8
4025 #define SONYPI_BAT2_FULL 0xba
4026 #define SONYPI_TEMP_STATUS 0xC1
4028 struct sonypi_compat_s {
4029 struct fasync_struct *fifo_async;
4031 spinlock_t fifo_lock;
4032 wait_queue_head_t fifo_proc_list;
4033 atomic_t open_count;
4035 static struct sonypi_compat_s sonypi_compat = {
4036 .open_count = ATOMIC_INIT(0),
4039 static int sonypi_misc_fasync(int fd, struct file *filp, int on)
4041 return fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
4044 static int sonypi_misc_release(struct inode *inode, struct file *file)
4046 atomic_dec(&sonypi_compat.open_count);
4050 static int sonypi_misc_open(struct inode *inode, struct file *file)
4052 /* Flush input queue on first open */
4053 unsigned long flags;
4055 spin_lock_irqsave(&sonypi_compat.fifo_lock, flags);
4057 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
4058 kfifo_reset(&sonypi_compat.fifo);
4060 spin_unlock_irqrestore(&sonypi_compat.fifo_lock, flags);
4065 static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
4066 size_t count, loff_t *pos)
4071 if ((kfifo_len(&sonypi_compat.fifo) == 0) &&
4072 (file->f_flags & O_NONBLOCK))
4075 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
4076 kfifo_len(&sonypi_compat.fifo) != 0);
4080 while (ret < count &&
4081 (kfifo_out_locked(&sonypi_compat.fifo, &c, sizeof(c),
4082 &sonypi_compat.fifo_lock) == sizeof(c))) {
4083 if (put_user(c, buf++))
4089 struct inode *inode = file_inode(file);
4090 inode->i_atime = current_time(inode);
4096 static __poll_t sonypi_misc_poll(struct file *file, poll_table *wait)
4098 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
4099 if (kfifo_len(&sonypi_compat.fifo))
4100 return EPOLLIN | EPOLLRDNORM;
4104 static int ec_read16(u8 addr, u16 *value)
4107 if (ec_read(addr, &val_lb))
4109 if (ec_read(addr + 1, &val_hb))
4111 *value = val_lb | (val_hb << 8);
4115 static long sonypi_misc_ioctl(struct file *fp, unsigned int cmd,
4119 void __user *argp = (void __user *)arg;
4124 mutex_lock(&spic_dev.lock);
4126 case SONYPI_IOCGBRT:
4127 if (sony_bl_props.dev == NULL) {
4131 if (sony_nc_int_call(sony_nc_acpi_handle, "GBRT", NULL,
4136 val8 = ((value & 0xff) - 1) << 5;
4137 if (copy_to_user(argp, &val8, sizeof(val8)))
4140 case SONYPI_IOCSBRT:
4141 if (sony_bl_props.dev == NULL) {
4145 if (copy_from_user(&val8, argp, sizeof(val8))) {
4149 value = (val8 >> 5) + 1;
4150 if (sony_nc_int_call(sony_nc_acpi_handle, "SBRT", &value,
4155 /* sync the backlight device status */
4156 sony_bl_props.dev->props.brightness =
4157 sony_backlight_get_brightness(sony_bl_props.dev);
4159 case SONYPI_IOCGBAT1CAP:
4160 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
4164 if (copy_to_user(argp, &val16, sizeof(val16)))
4167 case SONYPI_IOCGBAT1REM:
4168 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
4172 if (copy_to_user(argp, &val16, sizeof(val16)))
4175 case SONYPI_IOCGBAT2CAP:
4176 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
4180 if (copy_to_user(argp, &val16, sizeof(val16)))
4183 case SONYPI_IOCGBAT2REM:
4184 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
4188 if (copy_to_user(argp, &val16, sizeof(val16)))
4191 case SONYPI_IOCGBATFLAGS:
4192 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
4197 if (copy_to_user(argp, &val8, sizeof(val8)))
4200 case SONYPI_IOCGBLUE:
4201 val8 = spic_dev.bluetooth_power;
4202 if (copy_to_user(argp, &val8, sizeof(val8)))
4205 case SONYPI_IOCSBLUE:
4206 if (copy_from_user(&val8, argp, sizeof(val8))) {
4210 __sony_pic_set_bluetoothpower(val8);
4213 case SONYPI_IOCGFAN:
4214 if (sony_pic_get_fanspeed(&val8)) {
4218 if (copy_to_user(argp, &val8, sizeof(val8)))
4221 case SONYPI_IOCSFAN:
4222 if (copy_from_user(&val8, argp, sizeof(val8))) {
4226 if (sony_pic_set_fanspeed(val8))
4229 /* GET Temperature (useful under APM) */
4230 case SONYPI_IOCGTEMP:
4231 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
4235 if (copy_to_user(argp, &val8, sizeof(val8)))
4241 mutex_unlock(&spic_dev.lock);
4245 static const struct file_operations sonypi_misc_fops = {
4246 .owner = THIS_MODULE,
4247 .read = sonypi_misc_read,
4248 .poll = sonypi_misc_poll,
4249 .open = sonypi_misc_open,
4250 .release = sonypi_misc_release,
4251 .fasync = sonypi_misc_fasync,
4252 .unlocked_ioctl = sonypi_misc_ioctl,
4253 .llseek = noop_llseek,
4256 static struct miscdevice sonypi_misc_device = {
4257 .minor = MISC_DYNAMIC_MINOR,
4259 .fops = &sonypi_misc_fops,
4262 static void sonypi_compat_report_event(u8 event)
4264 kfifo_in_locked(&sonypi_compat.fifo, (unsigned char *)&event,
4265 sizeof(event), &sonypi_compat.fifo_lock);
4266 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
4267 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
4270 static int sonypi_compat_init(void)
4274 spin_lock_init(&sonypi_compat.fifo_lock);
4276 kfifo_alloc(&sonypi_compat.fifo, SONY_LAPTOP_BUF_SIZE, GFP_KERNEL);
4278 pr_err("kfifo_alloc failed\n");
4282 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
4285 sonypi_misc_device.minor = minor;
4286 error = misc_register(&sonypi_misc_device);
4288 pr_err("misc_register failed\n");
4289 goto err_free_kfifo;
4292 pr_info("device allocated minor is %d\n",
4293 sonypi_misc_device.minor);
4298 kfifo_free(&sonypi_compat.fifo);
4302 static void sonypi_compat_exit(void)
4304 misc_deregister(&sonypi_misc_device);
4305 kfifo_free(&sonypi_compat.fifo);
4308 static int sonypi_compat_init(void) { return 0; }
4309 static void sonypi_compat_exit(void) { }
4310 static void sonypi_compat_report_event(u8 event) { }
4311 #endif /* CONFIG_SONYPI_COMPAT */
4317 sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
4320 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
4322 switch (resource->type) {
4323 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
4325 /* start IO enumeration */
4326 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
4330 list_add(&ioport->list, &dev->ioports);
4334 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
4335 /* end IO enumeration */
4338 case ACPI_RESOURCE_TYPE_IRQ:
4340 struct acpi_resource_irq *p = &resource->data.irq;
4341 struct sony_pic_irq *interrupt = NULL;
4342 if (!p->interrupt_count) {
4344 * IRQ descriptors may have no IRQ# bits set,
4345 * particularly those those w/ _STA disabled
4347 dprintk("Blank IRQ resource\n");
4350 for (i = 0; i < p->interrupt_count; i++) {
4351 if (!p->interrupts[i]) {
4352 pr_warn("Invalid IRQ %d\n",
4356 interrupt = kzalloc(sizeof(*interrupt),
4361 list_add(&interrupt->list, &dev->interrupts);
4362 interrupt->irq.triggering = p->triggering;
4363 interrupt->irq.polarity = p->polarity;
4364 interrupt->irq.shareable = p->shareable;
4365 interrupt->irq.interrupt_count = 1;
4366 interrupt->irq.interrupts[0] = p->interrupts[i];
4370 case ACPI_RESOURCE_TYPE_IO:
4372 struct acpi_resource_io *io = &resource->data.io;
4373 struct sony_pic_ioport *ioport =
4374 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
4375 if (!ioport->io1.minimum) {
4376 memcpy(&ioport->io1, io, sizeof(*io));
4377 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
4378 ioport->io1.address_length);
4380 else if (!ioport->io2.minimum) {
4381 memcpy(&ioport->io2, io, sizeof(*io));
4382 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
4383 ioport->io2.address_length);
4386 pr_err("Unknown SPIC Type, more than 2 IO Ports\n");
4392 case ACPI_RESOURCE_TYPE_END_TAG:
4396 dprintk("Resource %d isn't an IRQ nor an IO port\n",
4398 return AE_CTRL_TERMINATE;
4403 static int sony_pic_possible_resources(struct acpi_device *device)
4406 acpi_status status = AE_OK;
4411 /* get device status */
4412 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
4413 dprintk("Evaluating _STA\n");
4414 result = acpi_bus_get_status(device);
4416 pr_warn("Unable to read status\n");
4420 if (!device->status.enabled)
4421 dprintk("Device disabled\n");
4423 dprintk("Device enabled\n");
4426 * Query and parse 'method'
4428 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
4429 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
4430 sony_pic_read_possible_resource, &spic_dev);
4431 if (ACPI_FAILURE(status)) {
4432 pr_warn("Failure evaluating %s\n", METHOD_NAME__PRS);
4440 * Disable the spic device by calling its _DIS method
4442 static int sony_pic_disable(struct acpi_device *device)
4444 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
4447 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
4450 dprintk("Device disabled\n");
4456 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
4458 * Call _SRS to set current resources
4460 static int sony_pic_enable(struct acpi_device *device,
4461 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
4465 /* Type 1 resource layout is:
4471 * Type 2 and 3 resource layout is:
4477 struct acpi_resource res1;
4478 struct acpi_resource res2;
4479 struct acpi_resource res3;
4480 struct acpi_resource res4;
4482 struct acpi_buffer buffer = { 0, NULL };
4484 if (!ioport || !irq)
4487 /* init acpi_buffer */
4488 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
4492 buffer.length = sizeof(*resource) + 1;
4493 buffer.pointer = resource;
4495 /* setup Type 1 resources */
4496 if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
4498 /* setup io resources */
4499 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
4500 resource->res1.length = sizeof(struct acpi_resource);
4501 memcpy(&resource->res1.data.io, &ioport->io1,
4502 sizeof(struct acpi_resource_io));
4504 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
4505 resource->res2.length = sizeof(struct acpi_resource);
4506 memcpy(&resource->res2.data.io, &ioport->io2,
4507 sizeof(struct acpi_resource_io));
4509 /* setup irq resource */
4510 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
4511 resource->res3.length = sizeof(struct acpi_resource);
4512 memcpy(&resource->res3.data.irq, &irq->irq,
4513 sizeof(struct acpi_resource_irq));
4514 /* we requested a shared irq */
4515 resource->res3.data.irq.shareable = ACPI_SHARED;
4517 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
4518 resource->res4.length = sizeof(struct acpi_resource);
4520 /* setup Type 2/3 resources */
4522 /* setup io resource */
4523 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
4524 resource->res1.length = sizeof(struct acpi_resource);
4525 memcpy(&resource->res1.data.io, &ioport->io1,
4526 sizeof(struct acpi_resource_io));
4528 /* setup irq resource */
4529 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
4530 resource->res2.length = sizeof(struct acpi_resource);
4531 memcpy(&resource->res2.data.irq, &irq->irq,
4532 sizeof(struct acpi_resource_irq));
4533 /* we requested a shared irq */
4534 resource->res2.data.irq.shareable = ACPI_SHARED;
4536 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
4537 resource->res3.length = sizeof(struct acpi_resource);
4540 /* Attempt to set the resource */
4541 dprintk("Evaluating _SRS\n");
4542 status = acpi_set_current_resources(device->handle, &buffer);
4544 /* check for total failure */
4545 if (ACPI_FAILURE(status)) {
4546 pr_err("Error evaluating _SRS\n");
4551 /* Necessary device initializations calls (from sonypi) */
4552 sony_pic_call1(0x82);
4553 sony_pic_call2(0x81, 0xff);
4554 sony_pic_call1(compat ? 0x92 : 0x82);
4563 * ISR: some event is available
4566 static irqreturn_t sony_pic_irq(int irq, void *dev_id)
4571 u8 device_event = 0;
4573 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
4575 ev = inb_p(dev->cur_ioport->io1.minimum);
4576 if (dev->cur_ioport->io2.minimum)
4577 data_mask = inb_p(dev->cur_ioport->io2.minimum);
4579 data_mask = inb_p(dev->cur_ioport->io1.minimum +
4580 dev->evport_offset);
4582 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
4583 ev, data_mask, dev->cur_ioport->io1.minimum,
4584 dev->evport_offset);
4586 if (ev == 0x00 || ev == 0xff)
4589 for (i = 0; dev->event_types[i].mask; i++) {
4591 if ((data_mask & dev->event_types[i].data) !=
4592 dev->event_types[i].data)
4595 if (!(mask & dev->event_types[i].mask))
4598 for (j = 0; dev->event_types[i].events[j].event; j++) {
4599 if (ev == dev->event_types[i].events[j].data) {
4601 dev->event_types[i].events[j].event;
4602 /* some events may require ignoring */
4609 /* Still not able to decode the event try to pass
4610 * it over to the minidriver
4612 if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
4615 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
4616 ev, data_mask, dev->cur_ioport->io1.minimum,
4617 dev->evport_offset);
4621 sony_laptop_report_input_event(device_event);
4622 sonypi_compat_report_event(device_event);
4631 static int sony_pic_remove(struct acpi_device *device)
4633 struct sony_pic_ioport *io, *tmp_io;
4634 struct sony_pic_irq *irq, *tmp_irq;
4636 if (sony_pic_disable(device)) {
4637 pr_err("Couldn't disable device\n");
4641 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
4642 release_region(spic_dev.cur_ioport->io1.minimum,
4643 spic_dev.cur_ioport->io1.address_length);
4644 if (spic_dev.cur_ioport->io2.minimum)
4645 release_region(spic_dev.cur_ioport->io2.minimum,
4646 spic_dev.cur_ioport->io2.address_length);
4648 sonypi_compat_exit();
4650 sony_laptop_remove_input();
4653 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
4656 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
4657 list_del(&io->list);
4660 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
4661 list_del(&irq->list);
4664 spic_dev.cur_ioport = NULL;
4665 spic_dev.cur_irq = NULL;
4667 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
4671 static int sony_pic_add(struct acpi_device *device)
4674 struct sony_pic_ioport *io, *tmp_io;
4675 struct sony_pic_irq *irq, *tmp_irq;
4677 spic_dev.acpi_dev = device;
4678 strcpy(acpi_device_class(device), "sony/hotkey");
4679 sony_pic_detect_device_type(&spic_dev);
4680 mutex_init(&spic_dev.lock);
4682 /* read _PRS resources */
4683 result = sony_pic_possible_resources(device);
4685 pr_err("Unable to read possible resources\n");
4686 goto err_free_resources;
4689 /* setup input devices and helper fifo */
4690 result = sony_laptop_setup_input(device);
4692 pr_err("Unable to create input devices\n");
4693 goto err_free_resources;
4696 result = sonypi_compat_init();
4698 goto err_remove_input;
4700 /* request io port */
4701 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
4702 if (request_region(io->io1.minimum, io->io1.address_length,
4703 "Sony Programmable I/O Device")) {
4704 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
4705 io->io1.minimum, io->io1.maximum,
4706 io->io1.address_length);
4707 /* Type 1 have 2 ioports */
4708 if (io->io2.minimum) {
4709 if (request_region(io->io2.minimum,
4710 io->io2.address_length,
4711 "Sony Programmable I/O Device")) {
4712 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
4713 io->io2.minimum, io->io2.maximum,
4714 io->io2.address_length);
4715 spic_dev.cur_ioport = io;
4719 dprintk("Unable to get I/O port2: "
4720 "0x%.4x (0x%.4x) + 0x%.2x\n",
4721 io->io2.minimum, io->io2.maximum,
4722 io->io2.address_length);
4723 release_region(io->io1.minimum,
4724 io->io1.address_length);
4728 spic_dev.cur_ioport = io;
4733 if (!spic_dev.cur_ioport) {
4734 pr_err("Failed to request_region\n");
4736 goto err_remove_compat;
4740 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
4741 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
4742 0, "sony-laptop", &spic_dev)) {
4743 dprintk("IRQ: %d - triggering: %d - "
4744 "polarity: %d - shr: %d\n",
4745 irq->irq.interrupts[0],
4746 irq->irq.triggering,
4748 irq->irq.shareable);
4749 spic_dev.cur_irq = irq;
4753 if (!spic_dev.cur_irq) {
4754 pr_err("Failed to request_irq\n");
4756 goto err_release_region;
4759 /* set resource status _SRS */
4760 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
4762 pr_err("Couldn't enable device\n");
4766 spic_dev.bluetooth_power = -1;
4767 /* create device attributes */
4768 result = sony_pf_add();
4770 goto err_disable_device;
4772 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
4776 pr_info("SPIC setup done.\n");
4783 sony_pic_disable(device);
4786 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
4789 release_region(spic_dev.cur_ioport->io1.minimum,
4790 spic_dev.cur_ioport->io1.address_length);
4791 if (spic_dev.cur_ioport->io2.minimum)
4792 release_region(spic_dev.cur_ioport->io2.minimum,
4793 spic_dev.cur_ioport->io2.address_length);
4796 sonypi_compat_exit();
4799 sony_laptop_remove_input();
4802 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
4803 list_del(&io->list);
4806 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
4807 list_del(&irq->list);
4810 spic_dev.cur_ioport = NULL;
4811 spic_dev.cur_irq = NULL;
4816 #ifdef CONFIG_PM_SLEEP
4817 static int sony_pic_suspend(struct device *dev)
4819 if (sony_pic_disable(to_acpi_device(dev)))
4824 static int sony_pic_resume(struct device *dev)
4826 sony_pic_enable(to_acpi_device(dev),
4827 spic_dev.cur_ioport, spic_dev.cur_irq);
4832 static SIMPLE_DEV_PM_OPS(sony_pic_pm, sony_pic_suspend, sony_pic_resume);
4834 static const struct acpi_device_id sony_pic_device_ids[] = {
4839 static struct acpi_driver sony_pic_driver = {
4840 .name = SONY_PIC_DRIVER_NAME,
4841 .class = SONY_PIC_CLASS,
4842 .ids = sony_pic_device_ids,
4843 .owner = THIS_MODULE,
4845 .add = sony_pic_add,
4846 .remove = sony_pic_remove,
4848 .drv.pm = &sony_pic_pm,
4851 static const struct dmi_system_id sonypi_dmi_table[] __initconst = {
4853 .ident = "Sony Vaio",
4855 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
4856 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
4860 .ident = "Sony Vaio",
4862 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
4863 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
4869 static int __init sony_laptop_init(void)
4873 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
4874 result = acpi_bus_register_driver(&sony_pic_driver);
4876 pr_err("Unable to register SPIC driver\n");
4879 spic_drv_registered = 1;
4882 result = acpi_bus_register_driver(&sony_nc_driver);
4884 pr_err("Unable to register SNC driver\n");
4885 goto out_unregister_pic;
4891 if (spic_drv_registered)
4892 acpi_bus_unregister_driver(&sony_pic_driver);
4897 static void __exit sony_laptop_exit(void)
4899 acpi_bus_unregister_driver(&sony_nc_driver);
4900 if (spic_drv_registered)
4901 acpi_bus_unregister_driver(&sony_pic_driver);
4904 module_init(sony_laptop_init);
4905 module_exit(sony_laptop_exit);