blob: f458870c30b6144b0619d6715d17fd125732d4aa [file] [log] [blame]
Stelian Pop7f09c432007-01-13 23:04:31 +01001/*
malattia@linux.it33a04452007-04-09 19:26:03 +02002 * ACPI Sony Notebook Control Driver (SNC and SPIC)
Stelian Pop7f09c432007-01-13 23:04:31 +01003 *
4 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
Mattia Dongilied3aa4b2007-02-07 20:01:54 +01005 * Copyright (C) 2007 Mattia Dongili <malattia@linux.it>
Stelian Pop7f09c432007-01-13 23:04:31 +01006 *
7 * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
8 * which are copyrighted by their respective authors.
9 *
malattia@linux.it33a04452007-04-09 19:26:03 +020010 * The SNY6001 driver part is based on the sonypi driver which includes
11 * material from:
12 *
13 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
14 *
15 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
16 *
Marcin Garskidb9551702007-10-19 23:22:11 +020017 * Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com>
malattia@linux.it33a04452007-04-09 19:26:03 +020018 *
19 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
20 *
21 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
22 *
23 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
24 *
25 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
26 *
27 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
28 *
Stelian Pop7f09c432007-01-13 23:04:31 +010029 * This program is free software; you can redistribute it and/or modify
30 * it under the terms of the GNU General Public License as published by
31 * the Free Software Foundation; either version 2 of the License, or
32 * (at your option) any later version.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
42 *
43 */
44
45#include <linux/kernel.h>
46#include <linux/module.h>
47#include <linux/moduleparam.h>
48#include <linux/init.h>
Arnd Bergmann0410e682008-05-20 19:16:45 +020049#include <linux/smp_lock.h>
Stelian Pop7f09c432007-01-13 23:04:31 +010050#include <linux/types.h>
Alessandro Guido50f62af2007-01-13 23:04:34 +010051#include <linux/backlight.h>
Mattia Dongilied3aa4b2007-02-07 20:01:54 +010052#include <linux/platform_device.h>
Alessandro Guido50f62af2007-01-13 23:04:34 +010053#include <linux/err.h>
malattia@linux.it33a04452007-04-09 19:26:03 +020054#include <linux/dmi.h>
55#include <linux/pci.h>
56#include <linux/interrupt.h>
57#include <linux/delay.h>
58#include <linux/input.h>
59#include <linux/kfifo.h>
60#include <linux/workqueue.h>
61#include <linux/acpi.h>
Stelian Pop7f09c432007-01-13 23:04:31 +010062#include <acpi/acpi_drivers.h>
63#include <acpi/acpi_bus.h>
64#include <asm/uaccess.h>
malattia@linux.it33a04452007-04-09 19:26:03 +020065#include <linux/sonypi.h>
malattia@linux.it1ce82c12007-04-28 23:34:36 +090066#include <linux/sony-laptop.h>
Matthew Garrett6cc056b2009-03-26 21:58:15 +090067#include <linux/rfkill.h>
Mattia Dongilia64e62a2007-05-01 11:19:53 +090068#ifdef CONFIG_SONYPI_COMPAT
malattia@linux.it7b153f32007-04-09 19:31:25 +020069#include <linux/poll.h>
70#include <linux/miscdevice.h>
71#endif
Stelian Pop7f09c432007-01-13 23:04:31 +010072
malattia@linux.it33a04452007-04-09 19:26:03 +020073#define DRV_PFX "sony-laptop: "
malattia@linux.itb9a218b2007-04-09 10:19:06 +020074#define dprintk(msg...) do { \
malattia@linux.itf6119b02007-04-09 19:31:06 +020075 if (debug) printk(KERN_WARNING DRV_PFX msg); \
malattia@linux.itb9a218b2007-04-09 10:19:06 +020076} while (0)
77
Mattia Dongili425ef5d2008-01-14 18:05:44 +090078#define SONY_LAPTOP_DRIVER_VERSION "0.6"
Alessandro Guido50f62af2007-01-13 23:04:34 +010079
malattia@linux.it33a04452007-04-09 19:26:03 +020080#define SONY_NC_CLASS "sony-nc"
81#define SONY_NC_HID "SNY5001"
malattia@linux.itf6119b02007-04-09 19:31:06 +020082#define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver"
malattia@linux.it33a04452007-04-09 19:26:03 +020083
84#define SONY_PIC_CLASS "sony-pic"
85#define SONY_PIC_HID "SNY6001"
malattia@linux.itf6119b02007-04-09 19:31:06 +020086#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver"
Stelian Pop7f09c432007-01-13 23:04:31 +010087
Mattia Dongilied3aa4b2007-02-07 20:01:54 +010088MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
malattia@linux.it33a04452007-04-09 19:26:03 +020089MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
Stelian Pop7f09c432007-01-13 23:04:31 +010090MODULE_LICENSE("GPL");
malattia@linux.it33a04452007-04-09 19:26:03 +020091MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
Stelian Pop7f09c432007-01-13 23:04:31 +010092
93static int debug;
94module_param(debug, int, 0);
95MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
Len Browna02d1c12007-02-07 15:34:02 -050096 "the development of this driver");
Stelian Pop7f09c432007-01-13 23:04:31 +010097
malattia@linux.it33a04452007-04-09 19:26:03 +020098static int no_spic; /* = 0 */
99module_param(no_spic, int, 0444);
100MODULE_PARM_DESC(no_spic,
101 "set this if you don't want to enable the SPIC device");
102
103static int compat; /* = 0 */
104module_param(compat, int, 0444);
105MODULE_PARM_DESC(compat,
malattia@linux.it7b153f32007-04-09 19:31:25 +0200106 "set this if you want to enable backward compatibility mode");
malattia@linux.it33a04452007-04-09 19:26:03 +0200107
108static unsigned long mask = 0xffffffff;
109module_param(mask, ulong, 0644);
110MODULE_PARM_DESC(mask,
111 "set this to the mask of event you want to enable (see doc)");
112
malattia@linux.it5f3d2892007-04-28 23:18:45 +0900113static int camera; /* = 0 */
114module_param(camera, int, 0444);
115MODULE_PARM_DESC(camera,
116 "set this to 1 to enable Motion Eye camera controls "
117 "(only use it if you have a C1VE or C1VN model)");
118
Mattia Dongilia64e62a2007-05-01 11:19:53 +0900119#ifdef CONFIG_SONYPI_COMPAT
malattia@linux.it7b153f32007-04-09 19:31:25 +0200120static int minor = -1;
121module_param(minor, int, 0);
122MODULE_PARM_DESC(minor,
123 "minor number of the misc device for the SPIC compatibility code, "
124 "default is -1 (automatic)");
125#endif
126
Matthew Garrett6cc056b2009-03-26 21:58:15 +0900127enum sony_nc_rfkill {
128 SONY_WIFI,
129 SONY_BLUETOOTH,
130 SONY_WWAN,
131 SONY_WIMAX,
132 SONY_RFKILL_MAX,
133};
134
135static struct rfkill *sony_rfkill_devices[SONY_RFKILL_MAX];
136static int sony_rfkill_address[SONY_RFKILL_MAX] = {0x300, 0x500, 0x700, 0x900};
137static void sony_nc_rfkill_update(void);
138
malattia@linux.it1549ee62007-04-09 10:19:08 +0200139/*********** Input Devices ***********/
140
141#define SONY_LAPTOP_BUF_SIZE 128
142struct sony_laptop_input_s {
143 atomic_t users;
144 struct input_dev *jog_dev;
145 struct input_dev *key_dev;
146 struct kfifo *fifo;
147 spinlock_t fifo_lock;
148 struct workqueue_struct *wq;
149};
Matthew Garrett6cc056b2009-03-26 21:58:15 +0900150
malattia@linux.it1549ee62007-04-09 10:19:08 +0200151static struct sony_laptop_input_s sony_laptop_input = {
152 .users = ATOMIC_INIT(0),
153};
154
155struct sony_laptop_keypress {
156 struct input_dev *dev;
157 int key;
158};
159
Mattia Dongilibc57f862007-07-20 02:01:57 +0900160/* Correspondance table between sonypi events
161 * and input layer indexes in the keymap
162 */
163static int sony_laptop_input_index[] = {
Mattia Dongili3eb87492008-01-14 18:05:45 +0900164 -1, /* 0 no event */
165 -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */
166 -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */
167 -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */
168 -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */
169 -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */
170 -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */
171 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */
172 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */
173 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
174 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
175 4, /* 11 SONYPI_EVENT_FNKEY_ESC */
176 5, /* 12 SONYPI_EVENT_FNKEY_F1 */
177 6, /* 13 SONYPI_EVENT_FNKEY_F2 */
178 7, /* 14 SONYPI_EVENT_FNKEY_F3 */
179 8, /* 15 SONYPI_EVENT_FNKEY_F4 */
180 9, /* 16 SONYPI_EVENT_FNKEY_F5 */
181 10, /* 17 SONYPI_EVENT_FNKEY_F6 */
182 11, /* 18 SONYPI_EVENT_FNKEY_F7 */
183 12, /* 19 SONYPI_EVENT_FNKEY_F8 */
184 13, /* 20 SONYPI_EVENT_FNKEY_F9 */
185 14, /* 21 SONYPI_EVENT_FNKEY_F10 */
186 15, /* 22 SONYPI_EVENT_FNKEY_F11 */
187 16, /* 23 SONYPI_EVENT_FNKEY_F12 */
188 17, /* 24 SONYPI_EVENT_FNKEY_1 */
189 18, /* 25 SONYPI_EVENT_FNKEY_2 */
190 19, /* 26 SONYPI_EVENT_FNKEY_D */
191 20, /* 27 SONYPI_EVENT_FNKEY_E */
192 21, /* 28 SONYPI_EVENT_FNKEY_F */
193 22, /* 29 SONYPI_EVENT_FNKEY_S */
194 23, /* 30 SONYPI_EVENT_FNKEY_B */
195 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */
196 25, /* 32 SONYPI_EVENT_PKEY_P1 */
197 26, /* 33 SONYPI_EVENT_PKEY_P2 */
198 27, /* 34 SONYPI_EVENT_PKEY_P3 */
199 28, /* 35 SONYPI_EVENT_BACK_PRESSED */
200 -1, /* 36 SONYPI_EVENT_LID_CLOSED */
201 -1, /* 37 SONYPI_EVENT_LID_OPENED */
202 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */
203 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */
204 31, /* 40 SONYPI_EVENT_HELP_PRESSED */
205 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */
206 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
207 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */
208 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
209 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
210 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
211 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */
212 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
213 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
214 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */
215 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */
216 43, /* 52 SONYPI_EVENT_MEYE_FACE */
217 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */
218 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */
219 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */
220 -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */
221 -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */
222 -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */
223 -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */
224 47, /* 60 SONYPI_EVENT_WIRELESS_ON */
225 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */
226 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */
227 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */
Matthew Garrett9b578962009-03-26 21:58:14 +0900228 51, /* 64 SONYPI_EVENT_CD_EJECT_PRESSED */
Mattia Dongilibc57f862007-07-20 02:01:57 +0900229};
230
231static int sony_laptop_input_keycode_map[] = {
232 KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */
233 KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */
234 KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */
235 KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */
236 KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */
237 KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */
238 KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */
239 KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */
240 KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */
241 KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */
242 KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */
243 KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */
244 KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */
245 KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */
246 KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */
247 KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */
248 KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */
249 KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */
250 KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */
251 KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */
252 KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */
253 KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */
254 KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */
255 KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */
256 KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */
257 KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */
258 KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */
259 KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */
260 KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */
261 KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */
262 KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */
263 KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */
264 KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */
265 KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */
266 KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */
267 KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */
268 KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */
269 KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */
270 KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */
271 KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */
272 KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */
273 KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */
274 BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */
275 KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */
276 KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */
277 KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */
278 KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */
279 KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */
280 KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */
Mattia Dongili3eb87492008-01-14 18:05:45 +0900281 KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */
Matthew Garrett9b578962009-03-26 21:58:14 +0900282 KEY_ZOOMOUT, /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */
283 KEY_EJECTCD /* 51 SONYPI_EVENT_CD_EJECT_PRESSED */
malattia@linux.it1549ee62007-04-09 10:19:08 +0200284};
285
286/* release buttons after a short delay if pressed */
287static void do_sony_laptop_release_key(struct work_struct *work)
288{
289 struct sony_laptop_keypress kp;
290
291 while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp,
292 sizeof(kp)) == sizeof(kp)) {
293 msleep(10);
294 input_report_key(kp.dev, kp.key, 0);
295 input_sync(kp.dev);
296 }
297}
298static DECLARE_WORK(sony_laptop_release_key_work,
299 do_sony_laptop_release_key);
300
Robert P. J. Day3a4fa0a2007-10-19 23:10:43 +0200301/* forward event to the input subsystem */
malattia@linux.it1549ee62007-04-09 10:19:08 +0200302static void sony_laptop_report_input_event(u8 event)
303{
304 struct input_dev *jog_dev = sony_laptop_input.jog_dev;
305 struct input_dev *key_dev = sony_laptop_input.key_dev;
306 struct sony_laptop_keypress kp = { NULL };
malattia@linux.it1549ee62007-04-09 10:19:08 +0200307
308 if (event == SONYPI_EVENT_FNKEY_RELEASED) {
309 /* Nothing, not all VAIOs generate this event */
310 return;
311 }
312
313 /* report events */
314 switch (event) {
315 /* jog_dev events */
316 case SONYPI_EVENT_JOGDIAL_UP:
317 case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
318 input_report_rel(jog_dev, REL_WHEEL, 1);
319 input_sync(jog_dev);
320 return;
321
322 case SONYPI_EVENT_JOGDIAL_DOWN:
323 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
324 input_report_rel(jog_dev, REL_WHEEL, -1);
325 input_sync(jog_dev);
326 return;
327
328 /* key_dev events */
329 case SONYPI_EVENT_JOGDIAL_PRESSED:
330 kp.key = BTN_MIDDLE;
331 kp.dev = jog_dev;
332 break;
333
334 default:
Adrian Bunkd399d132008-02-20 00:59:03 +0200335 if (event >= ARRAY_SIZE(sony_laptop_input_index)) {
Mattia Dongilibc57f862007-07-20 02:01:57 +0900336 dprintk("sony_laptop_report_input_event, event not known: %d\n", event);
337 break;
338 }
339 if (sony_laptop_input_index[event] != -1) {
340 kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]];
341 if (kp.key != KEY_UNKNOWN)
malattia@linux.it1549ee62007-04-09 10:19:08 +0200342 kp.dev = key_dev;
Mattia Dongilibc57f862007-07-20 02:01:57 +0900343 }
malattia@linux.it1549ee62007-04-09 10:19:08 +0200344 break;
345 }
346
347 if (kp.dev) {
348 input_report_key(kp.dev, kp.key, 1);
Mattia Dongilibc57f862007-07-20 02:01:57 +0900349 /* we emit the scancode so we can always remap the key */
350 input_event(kp.dev, EV_MSC, MSC_SCAN, event);
malattia@linux.it1549ee62007-04-09 10:19:08 +0200351 input_sync(kp.dev);
352 kfifo_put(sony_laptop_input.fifo,
353 (unsigned char *)&kp, sizeof(kp));
354
355 if (!work_pending(&sony_laptop_release_key_work))
356 queue_work(sony_laptop_input.wq,
357 &sony_laptop_release_key_work);
358 } else
359 dprintk("unknown input event %.2x\n", event);
360}
361
Dmitry Torokhov2e4d2422007-11-21 14:15:53 -0500362static int sony_laptop_setup_input(struct acpi_device *acpi_device)
malattia@linux.it1549ee62007-04-09 10:19:08 +0200363{
364 struct input_dev *jog_dev;
365 struct input_dev *key_dev;
366 int i;
367 int error;
368
369 /* don't run again if already initialized */
370 if (atomic_add_return(1, &sony_laptop_input.users) > 1)
371 return 0;
372
373 /* kfifo */
374 spin_lock_init(&sony_laptop_input.fifo_lock);
375 sony_laptop_input.fifo =
376 kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
377 &sony_laptop_input.fifo_lock);
378 if (IS_ERR(sony_laptop_input.fifo)) {
379 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
380 error = PTR_ERR(sony_laptop_input.fifo);
381 goto err_dec_users;
382 }
383
384 /* init workqueue */
385 sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
386 if (!sony_laptop_input.wq) {
387 printk(KERN_ERR DRV_PFX
388 "Unabe to create workqueue.\n");
389 error = -ENXIO;
390 goto err_free_kfifo;
391 }
392
393 /* input keys */
394 key_dev = input_allocate_device();
395 if (!key_dev) {
396 error = -ENOMEM;
397 goto err_destroy_wq;
398 }
399
400 key_dev->name = "Sony Vaio Keys";
401 key_dev->id.bustype = BUS_ISA;
402 key_dev->id.vendor = PCI_VENDOR_ID_SONY;
Dmitry Torokhov2e4d2422007-11-21 14:15:53 -0500403 key_dev->dev.parent = &acpi_device->dev;
malattia@linux.it1549ee62007-04-09 10:19:08 +0200404
405 /* Initialize the Input Drivers: special keys */
Mattia Dongilibc57f862007-07-20 02:01:57 +0900406 set_bit(EV_KEY, key_dev->evbit);
407 set_bit(EV_MSC, key_dev->evbit);
408 set_bit(MSC_SCAN, key_dev->mscbit);
409 key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]);
410 key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map);
411 key_dev->keycode = &sony_laptop_input_keycode_map;
412 for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) {
413 if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) {
414 set_bit(sony_laptop_input_keycode_map[i],
415 key_dev->keybit);
416 }
417 }
malattia@linux.it1549ee62007-04-09 10:19:08 +0200418
419 error = input_register_device(key_dev);
420 if (error)
421 goto err_free_keydev;
422
423 sony_laptop_input.key_dev = key_dev;
424
425 /* jogdial */
426 jog_dev = input_allocate_device();
427 if (!jog_dev) {
428 error = -ENOMEM;
429 goto err_unregister_keydev;
430 }
431
432 jog_dev->name = "Sony Vaio Jogdial";
433 jog_dev->id.bustype = BUS_ISA;
434 jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
Dmitry Torokhov2e4d2422007-11-21 14:15:53 -0500435 key_dev->dev.parent = &acpi_device->dev;
malattia@linux.it1549ee62007-04-09 10:19:08 +0200436
Jiri Slaby7b19ada2007-10-18 23:40:32 -0700437 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
438 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
439 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
malattia@linux.it1549ee62007-04-09 10:19:08 +0200440
441 error = input_register_device(jog_dev);
442 if (error)
443 goto err_free_jogdev;
444
445 sony_laptop_input.jog_dev = jog_dev;
446
447 return 0;
448
449err_free_jogdev:
450 input_free_device(jog_dev);
451
452err_unregister_keydev:
453 input_unregister_device(key_dev);
454 /* to avoid kref underflow below at input_free_device */
455 key_dev = NULL;
456
457err_free_keydev:
458 input_free_device(key_dev);
459
460err_destroy_wq:
461 destroy_workqueue(sony_laptop_input.wq);
462
463err_free_kfifo:
464 kfifo_free(sony_laptop_input.fifo);
465
466err_dec_users:
467 atomic_dec(&sony_laptop_input.users);
468 return error;
469}
470
471static void sony_laptop_remove_input(void)
472{
473 /* cleanup only after the last user has gone */
474 if (!atomic_dec_and_test(&sony_laptop_input.users))
475 return;
476
477 /* flush workqueue first */
478 flush_workqueue(sony_laptop_input.wq);
479
480 /* destroy input devs */
481 input_unregister_device(sony_laptop_input.key_dev);
482 sony_laptop_input.key_dev = NULL;
483
484 if (sony_laptop_input.jog_dev) {
485 input_unregister_device(sony_laptop_input.jog_dev);
486 sony_laptop_input.jog_dev = NULL;
487 }
488
489 destroy_workqueue(sony_laptop_input.wq);
490 kfifo_free(sony_laptop_input.fifo);
491}
492
malattia@linux.it56b87562007-04-09 10:19:05 +0200493/*********** Platform Device ***********/
494
495static atomic_t sony_pf_users = ATOMIC_INIT(0);
496static struct platform_driver sony_pf_driver = {
497 .driver = {
498 .name = "sony-laptop",
499 .owner = THIS_MODULE,
500 }
501};
502static struct platform_device *sony_pf_device;
503
504static int sony_pf_add(void)
505{
506 int ret = 0;
507
508 /* don't run again if already initialized */
509 if (atomic_add_return(1, &sony_pf_users) > 1)
510 return 0;
511
512 ret = platform_driver_register(&sony_pf_driver);
513 if (ret)
514 goto out;
515
516 sony_pf_device = platform_device_alloc("sony-laptop", -1);
517 if (!sony_pf_device) {
518 ret = -ENOMEM;
519 goto out_platform_registered;
520 }
521
522 ret = platform_device_add(sony_pf_device);
523 if (ret)
524 goto out_platform_alloced;
525
526 return 0;
527
528 out_platform_alloced:
529 platform_device_put(sony_pf_device);
530 sony_pf_device = NULL;
531 out_platform_registered:
532 platform_driver_unregister(&sony_pf_driver);
533 out:
534 atomic_dec(&sony_pf_users);
535 return ret;
536}
537
538static void sony_pf_remove(void)
539{
540 /* deregister only after the last user has gone */
541 if (!atomic_dec_and_test(&sony_pf_users))
542 return;
543
544 platform_device_del(sony_pf_device);
545 platform_device_put(sony_pf_device);
546 platform_driver_unregister(&sony_pf_driver);
547}
548
549/*********** SNC (SNY5001) Device ***********/
550
malattia@linux.it33a04452007-04-09 19:26:03 +0200551/* the device uses 1-based values, while the backlight subsystem uses
552 0-based values */
553#define SONY_MAX_BRIGHTNESS 8
554
555#define SNC_VALIDATE_IN 0
556#define SNC_VALIDATE_OUT 1
557
malattia@linux.it59b19102007-04-09 10:19:04 +0200558static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
Len Browna02d1c12007-02-07 15:34:02 -0500559 char *);
malattia@linux.it59b19102007-04-09 10:19:04 +0200560static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
Len Browna02d1c12007-02-07 15:34:02 -0500561 const char *, size_t);
Mattia Dongili156c2212007-02-12 22:01:07 +0100562static int boolean_validate(const int, const int);
563static int brightness_default_validate(const int, const int);
564
malattia@linux.it59b19102007-04-09 10:19:04 +0200565struct sony_nc_value {
Len Browna02d1c12007-02-07 15:34:02 -0500566 char *name; /* name of the entry */
567 char **acpiget; /* names of the ACPI get function */
568 char **acpiset; /* names of the ACPI set function */
Mattia Dongili156c2212007-02-12 22:01:07 +0100569 int (*validate)(const int, const int); /* input/output validation */
Len Browna02d1c12007-02-07 15:34:02 -0500570 int value; /* current setting */
571 int valid; /* Has ever been set */
572 int debug; /* active only in debug mode ? */
573 struct device_attribute devattr; /* sysfs atribute */
Stelian Pop7f09c432007-01-13 23:04:31 +0100574};
575
malattia@linux.it59b19102007-04-09 10:19:04 +0200576#define SNC_HANDLE_NAMES(_name, _values...) \
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100577 static char *snc_##_name[] = { _values, NULL }
578
malattia@linux.it59b19102007-04-09 10:19:04 +0200579#define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100580 { \
581 .name = __stringify(_name), \
582 .acpiget = _getters, \
583 .acpiset = _setters, \
Mattia Dongili156c2212007-02-12 22:01:07 +0100584 .validate = _validate, \
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100585 .debug = _debug, \
malattia@linux.it59b19102007-04-09 10:19:04 +0200586 .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100587 }
588
malattia@linux.it59b19102007-04-09 10:19:04 +0200589#define SNC_HANDLE_NULL { .name = NULL }
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100590
malattia@linux.it59b19102007-04-09 10:19:04 +0200591SNC_HANDLE_NAMES(fnkey_get, "GHKE");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100592
malattia@linux.it59b19102007-04-09 10:19:04 +0200593SNC_HANDLE_NAMES(brightness_def_get, "GPBR");
594SNC_HANDLE_NAMES(brightness_def_set, "SPBR");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100595
malattia@linux.it59b19102007-04-09 10:19:04 +0200596SNC_HANDLE_NAMES(cdpower_get, "GCDP");
597SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100598
malattia@linux.it59b19102007-04-09 10:19:04 +0200599SNC_HANDLE_NAMES(audiopower_get, "GAZP");
600SNC_HANDLE_NAMES(audiopower_set, "AZPW");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100601
malattia@linux.it59b19102007-04-09 10:19:04 +0200602SNC_HANDLE_NAMES(lanpower_get, "GLNP");
603SNC_HANDLE_NAMES(lanpower_set, "LNPW");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100604
Mattia Dongili044847e2007-07-16 02:34:33 +0900605SNC_HANDLE_NAMES(lidstate_get, "GLID");
606
607SNC_HANDLE_NAMES(indicatorlamp_get, "GILS");
608SNC_HANDLE_NAMES(indicatorlamp_set, "SILS");
609
610SNC_HANDLE_NAMES(gainbass_get, "GMGB");
611SNC_HANDLE_NAMES(gainbass_set, "CMGB");
612
malattia@linux.it59b19102007-04-09 10:19:04 +0200613SNC_HANDLE_NAMES(PID_get, "GPID");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100614
malattia@linux.it59b19102007-04-09 10:19:04 +0200615SNC_HANDLE_NAMES(CTR_get, "GCTR");
616SNC_HANDLE_NAMES(CTR_set, "SCTR");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100617
malattia@linux.it59b19102007-04-09 10:19:04 +0200618SNC_HANDLE_NAMES(PCR_get, "GPCR");
619SNC_HANDLE_NAMES(PCR_set, "SPCR");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100620
malattia@linux.it59b19102007-04-09 10:19:04 +0200621SNC_HANDLE_NAMES(CMI_get, "GCMI");
622SNC_HANDLE_NAMES(CMI_set, "SCMI");
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100623
malattia@linux.it59b19102007-04-09 10:19:04 +0200624static struct sony_nc_value sony_nc_values[] = {
625 SNC_HANDLE(brightness_default, snc_brightness_def_get,
Mattia Dongili156c2212007-02-12 22:01:07 +0100626 snc_brightness_def_set, brightness_default_validate, 0),
malattia@linux.it59b19102007-04-09 10:19:04 +0200627 SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0),
628 SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0),
629 SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set,
Mattia Dongili156c2212007-02-12 22:01:07 +0100630 boolean_validate, 0),
malattia@linux.it59b19102007-04-09 10:19:04 +0200631 SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set,
Mattia Dongili156c2212007-02-12 22:01:07 +0100632 boolean_validate, 1),
Mattia Dongili044847e2007-07-16 02:34:33 +0900633 SNC_HANDLE(lidstate, snc_lidstate_get, NULL,
634 boolean_validate, 0),
635 SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set,
636 boolean_validate, 0),
637 SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set,
638 boolean_validate, 0),
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100639 /* unknown methods */
malattia@linux.it59b19102007-04-09 10:19:04 +0200640 SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1),
641 SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1),
642 SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1),
643 SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1),
644 SNC_HANDLE_NULL
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100645};
646
malattia@linux.it59b19102007-04-09 10:19:04 +0200647static acpi_handle sony_nc_acpi_handle;
648static struct acpi_device *sony_nc_acpi_device = NULL;
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100649
Mattia Dongilid78865c2007-02-07 20:01:56 +0100650/*
651 * acpi_evaluate_object wrappers
652 */
Stelian Pop7f09c432007-01-13 23:04:31 +0100653static int acpi_callgetfunc(acpi_handle handle, char *name, int *result)
654{
655 struct acpi_buffer output;
656 union acpi_object out_obj;
657 acpi_status status;
658
659 output.length = sizeof(out_obj);
660 output.pointer = &out_obj;
661
662 status = acpi_evaluate_object(handle, name, NULL, &output);
663 if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) {
664 *result = out_obj.integer.value;
665 return 0;
666 }
667
malattia@linux.itf6119b02007-04-09 19:31:06 +0200668 printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n");
Stelian Pop7f09c432007-01-13 23:04:31 +0100669
670 return -1;
671}
672
673static int acpi_callsetfunc(acpi_handle handle, char *name, int value,
674 int *result)
675{
676 struct acpi_object_list params;
677 union acpi_object in_obj;
678 struct acpi_buffer output;
679 union acpi_object out_obj;
680 acpi_status status;
681
682 params.count = 1;
683 params.pointer = &in_obj;
684 in_obj.type = ACPI_TYPE_INTEGER;
685 in_obj.integer.value = value;
686
687 output.length = sizeof(out_obj);
688 output.pointer = &out_obj;
689
690 status = acpi_evaluate_object(handle, name, &params, &output);
691 if (status == AE_OK) {
692 if (result != NULL) {
693 if (out_obj.type != ACPI_TYPE_INTEGER) {
malattia@linux.itf6119b02007-04-09 19:31:06 +0200694 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad "
Stelian Pop7f09c432007-01-13 23:04:31 +0100695 "return type\n");
696 return -1;
697 }
698 *result = out_obj.integer.value;
699 }
700 return 0;
701 }
702
malattia@linux.itf6119b02007-04-09 19:31:06 +0200703 printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n");
Stelian Pop7f09c432007-01-13 23:04:31 +0100704
705 return -1;
706}
707
Matthew Garrettbadf26f2009-03-26 21:58:12 +0900708static int sony_find_snc_handle(int handle)
709{
710 int i;
711 int result;
712
713 for (i = 0x20; i < 0x30; i++) {
714 acpi_callsetfunc(sony_nc_acpi_handle, "SN00", i, &result);
715 if (result == handle)
716 return i-0x20;
717 }
718
719 return -1;
720}
721
722static int sony_call_snc_handle(int handle, int argument, int *result)
723{
724 int offset = sony_find_snc_handle(handle);
725
726 if (offset < 0)
727 return -1;
728
729 return acpi_callsetfunc(sony_nc_acpi_handle, "SN07", offset | argument,
730 result);
731}
732
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100733/*
malattia@linux.it59b19102007-04-09 10:19:04 +0200734 * sony_nc_values input/output validate functions
Mattia Dongili156c2212007-02-12 22:01:07 +0100735 */
736
737/* brightness_default_validate:
738 *
739 * manipulate input output values to keep consistency with the
740 * backlight framework for which brightness values are 0-based.
741 */
742static int brightness_default_validate(const int direction, const int value)
743{
744 switch (direction) {
745 case SNC_VALIDATE_OUT:
746 return value - 1;
747 case SNC_VALIDATE_IN:
748 if (value >= 0 && value < SONY_MAX_BRIGHTNESS)
749 return value + 1;
750 }
751 return -EINVAL;
752}
753
754/* boolean_validate:
755 *
756 * on input validate boolean values 0/1, on output just pass the
757 * received value.
758 */
759static int boolean_validate(const int direction, const int value)
760{
761 if (direction == SNC_VALIDATE_IN) {
762 if (value != 0 && value != 1)
763 return -EINVAL;
764 }
765 return value;
766}
767
768/*
malattia@linux.it59b19102007-04-09 10:19:04 +0200769 * Sysfs show/store common to all sony_nc_values
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100770 */
malattia@linux.it59b19102007-04-09 10:19:04 +0200771static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr,
Len Browna02d1c12007-02-07 15:34:02 -0500772 char *buffer)
Stelian Pop7f09c432007-01-13 23:04:31 +0100773{
Stelian Pop7f09c432007-01-13 23:04:31 +0100774 int value;
malattia@linux.it59b19102007-04-09 10:19:04 +0200775 struct sony_nc_value *item =
776 container_of(attr, struct sony_nc_value, devattr);
Stelian Pop7f09c432007-01-13 23:04:31 +0100777
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100778 if (!*item->acpiget)
Stelian Pop7f09c432007-01-13 23:04:31 +0100779 return -EIO;
780
malattia@linux.it59b19102007-04-09 10:19:04 +0200781 if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0)
Stelian Pop7f09c432007-01-13 23:04:31 +0100782 return -EIO;
783
Mattia Dongili156c2212007-02-12 22:01:07 +0100784 if (item->validate)
785 value = item->validate(SNC_VALIDATE_OUT, value);
786
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100787 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
Stelian Pop7f09c432007-01-13 23:04:31 +0100788}
789
malattia@linux.it59b19102007-04-09 10:19:04 +0200790static ssize_t sony_nc_sysfs_store(struct device *dev,
Len Browna02d1c12007-02-07 15:34:02 -0500791 struct device_attribute *attr,
792 const char *buffer, size_t count)
Stelian Pop7f09c432007-01-13 23:04:31 +0100793{
Stelian Pop7f09c432007-01-13 23:04:31 +0100794 int value;
malattia@linux.it59b19102007-04-09 10:19:04 +0200795 struct sony_nc_value *item =
796 container_of(attr, struct sony_nc_value, devattr);
Stelian Pop7f09c432007-01-13 23:04:31 +0100797
798 if (!item->acpiset)
799 return -EIO;
800
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100801 if (count > 31)
802 return -EINVAL;
803
804 value = simple_strtoul(buffer, NULL, 10);
Stelian Pop7f09c432007-01-13 23:04:31 +0100805
Mattia Dongili156c2212007-02-12 22:01:07 +0100806 if (item->validate)
807 value = item->validate(SNC_VALIDATE_IN, value);
808
809 if (value < 0)
810 return value;
Stelian Pop7f09c432007-01-13 23:04:31 +0100811
malattia@linux.it59b19102007-04-09 10:19:04 +0200812 if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0)
Stelian Pop7f09c432007-01-13 23:04:31 +0100813 return -EIO;
Andrew Morton3f4f4612007-01-13 23:04:32 +0100814 item->value = value;
815 item->valid = 1;
Stelian Pop7f09c432007-01-13 23:04:31 +0100816 return count;
817}
818
Mattia Dongilied3aa4b2007-02-07 20:01:54 +0100819
Mattia Dongilid78865c2007-02-07 20:01:56 +0100820/*
821 * Backlight device
822 */
823static int sony_backlight_update_status(struct backlight_device *bd)
Andrew Morton3f4f4612007-01-13 23:04:32 +0100824{
malattia@linux.it59b19102007-04-09 10:19:04 +0200825 return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
Richard Purdie321709c2007-02-10 15:04:08 +0000826 bd->props.brightness + 1, NULL);
Andrew Morton3f4f4612007-01-13 23:04:32 +0100827}
828
Mattia Dongilid78865c2007-02-07 20:01:56 +0100829static int sony_backlight_get_brightness(struct backlight_device *bd)
830{
831 int value;
832
malattia@linux.it59b19102007-04-09 10:19:04 +0200833 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value))
Mattia Dongilid78865c2007-02-07 20:01:56 +0100834 return 0;
835 /* brightness levels are 1-based, while backlight ones are 0-based */
836 return value - 1;
837}
838
839static struct backlight_device *sony_backlight_device;
Richard Purdie321709c2007-02-10 15:04:08 +0000840static struct backlight_ops sony_backlight_ops = {
Len Browna02d1c12007-02-07 15:34:02 -0500841 .update_status = sony_backlight_update_status,
842 .get_brightness = sony_backlight_get_brightness,
Mattia Dongilid78865c2007-02-07 20:01:56 +0100843};
844
845/*
Mattia Dongili6315fd12007-07-16 02:34:35 +0900846 * New SNC-only Vaios event mapping to driver known keys
847 */
848struct sony_nc_event {
849 u8 data;
850 u8 event;
851};
852
Matthew Garrett9b578962009-03-26 21:58:14 +0900853static struct sony_nc_event sony_nc_events[] = {
854 { 0x90, SONYPI_EVENT_PKEY_P1 },
855 { 0x10, SONYPI_EVENT_ANYBUTTON_RELEASED },
856 { 0x91, SONYPI_EVENT_PKEY_P1 },
857 { 0x11, SONYPI_EVENT_ANYBUTTON_RELEASED },
Mattia Dongili6315fd12007-07-16 02:34:35 +0900858 { 0x81, SONYPI_EVENT_FNKEY_F1 },
859 { 0x01, SONYPI_EVENT_FNKEY_RELEASED },
860 { 0x85, SONYPI_EVENT_FNKEY_F5 },
861 { 0x05, SONYPI_EVENT_FNKEY_RELEASED },
862 { 0x86, SONYPI_EVENT_FNKEY_F6 },
863 { 0x06, SONYPI_EVENT_FNKEY_RELEASED },
864 { 0x87, SONYPI_EVENT_FNKEY_F7 },
865 { 0x07, SONYPI_EVENT_FNKEY_RELEASED },
Matthew Garrett9b578962009-03-26 21:58:14 +0900866 { 0x89, SONYPI_EVENT_FNKEY_F9 },
867 { 0x09, SONYPI_EVENT_FNKEY_RELEASED },
Mattia Dongili6315fd12007-07-16 02:34:35 +0900868 { 0x8A, SONYPI_EVENT_FNKEY_F10 },
869 { 0x0A, SONYPI_EVENT_FNKEY_RELEASED },
870 { 0x8C, SONYPI_EVENT_FNKEY_F12 },
871 { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
Matthew Garrett9b578962009-03-26 21:58:14 +0900872 { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
873 { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
Mattia Dongili6315fd12007-07-16 02:34:35 +0900874 { 0, 0 },
875};
876
Mattia Dongili6315fd12007-07-16 02:34:35 +0900877/*
Mattia Dongilid78865c2007-02-07 20:01:56 +0100878 * ACPI callbacks
879 */
Stelian Pop7f09c432007-01-13 23:04:31 +0100880static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
881{
Mattia Dongili6315fd12007-07-16 02:34:35 +0900882 u32 ev = event;
883 int result;
884
Matthew Garrett9b578962009-03-26 21:58:14 +0900885 if (ev >= 0x90) {
886 /* New-style event */
Matthew Garrettbadf26f2009-03-26 21:58:12 +0900887 int origev = ev;
Matthew Garrett9b578962009-03-26 21:58:14 +0900888 ev -= 0x90;
Mattia Dongili6315fd12007-07-16 02:34:35 +0900889
Matthew Garrett9b578962009-03-26 21:58:14 +0900890 if (sony_find_snc_handle(0x100) == ev) {
891 int i;
892
893 if (sony_call_snc_handle(0x100, 0x200, &result))
894 dprintk("sony_acpi_notify, unable to decode event 0x%.2x\n", ev);
895 else
896 ev = result & 0xFF;
897
898 for (i = 0; sony_nc_events[i].event; i++) {
899 if (sony_nc_events[i].data == ev) {
900 ev = sony_nc_events[i].event;
901 break;
902 }
Mattia Dongili6315fd12007-07-16 02:34:35 +0900903 }
Mattia Dongili6315fd12007-07-16 02:34:35 +0900904
Matthew Garrett9b578962009-03-26 21:58:14 +0900905 if (!sony_nc_events[i].data)
906 printk(KERN_INFO DRV_PFX
907 "Unknown event: %x %x\n", origev, ev);
Matthew Garrett6cc056b2009-03-26 21:58:15 +0900908 } else if (sony_find_snc_handle(0x124) == ev) {
909 sony_nc_rfkill_update();
910 return;
Matthew Garrett9b578962009-03-26 21:58:14 +0900911 }
Matthew Garrettbadf26f2009-03-26 21:58:12 +0900912 }
913
Mattia Dongili6315fd12007-07-16 02:34:35 +0900914 dprintk("sony_acpi_notify, event: 0x%.2x\n", ev);
915 sony_laptop_report_input_event(ev);
Len Brown14e04fb32007-08-23 15:20:26 -0400916 acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev);
Stelian Pop7f09c432007-01-13 23:04:31 +0100917}
918
919static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
920 void *context, void **return_value)
921{
Lin Ming30823732008-12-16 16:59:35 +0800922 struct acpi_device_info *info;
923 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
Stelian Pop7f09c432007-01-13 23:04:31 +0100924
Lin Ming30823732008-12-16 16:59:35 +0800925 if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
926 info = buffer.pointer;
Stelian Pop7f09c432007-01-13 23:04:31 +0100927
Lin Ming30823732008-12-16 16:59:35 +0800928 printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
929 (char *)&info->name, info->param_count);
930
931 kfree(buffer.pointer);
932 }
Stelian Pop7f09c432007-01-13 23:04:31 +0100933
934 return AE_OK;
935}
936
Mattia Dongilid78865c2007-02-07 20:01:56 +0100937/*
938 * ACPI device
939 */
Matthew Garrettbadf26f2009-03-26 21:58:12 +0900940static int sony_nc_function_setup(struct acpi_device *device)
941{
942 int result;
943
944 /* Enable all events */
945 acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0xffff, &result);
946
947 /* Setup hotkeys */
948 sony_call_snc_handle(0x0100, 0, &result);
949 sony_call_snc_handle(0x0101, 0, &result);
950 sony_call_snc_handle(0x0102, 0x100, &result);
951
952 return 0;
953}
954
malattia@linux.it59b19102007-04-09 10:19:04 +0200955static int sony_nc_resume(struct acpi_device *device)
Mattia Dongilid78865c2007-02-07 20:01:56 +0100956{
malattia@linux.it59b19102007-04-09 10:19:04 +0200957 struct sony_nc_value *item;
Matthew Garrettbadf26f2009-03-26 21:58:12 +0900958 acpi_handle handle;
Mattia Dongilid78865c2007-02-07 20:01:56 +0100959
malattia@linux.it59b19102007-04-09 10:19:04 +0200960 for (item = sony_nc_values; item->name; item++) {
Mattia Dongilid78865c2007-02-07 20:01:56 +0100961 int ret;
962
963 if (!item->valid)
964 continue;
malattia@linux.it59b19102007-04-09 10:19:04 +0200965 ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset,
Len Browna02d1c12007-02-07 15:34:02 -0500966 item->value, NULL);
Mattia Dongilid78865c2007-02-07 20:01:56 +0100967 if (ret < 0) {
Harvey Harrison6e574192008-04-29 00:59:20 -0700968 printk("%s: %d\n", __func__, ret);
Mattia Dongilid78865c2007-02-07 20:01:56 +0100969 break;
970 }
971 }
Mattia Dongili6315fd12007-07-16 02:34:35 +0900972
Matthew Garrett82734bf2009-03-26 21:58:13 +0900973 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
974 &handle))) {
975 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
976 dprintk("ECON Method failed\n");
977 }
978
Matthew Garrettbadf26f2009-03-26 21:58:12 +0900979 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
980 &handle))) {
981 dprintk("Doing SNC setup\n");
982 sony_nc_function_setup(device);
983 }
984
Mattia Dongilie84a02b2007-08-04 00:22:30 +0900985 /* set the last requested brightness level */
986 if (sony_backlight_device &&
987 !sony_backlight_update_status(sony_backlight_device))
Adam Jackson0ef9cff2008-10-16 15:15:35 -0400988 printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
Mattia Dongilie84a02b2007-08-04 00:22:30 +0900989
Mattia Dongilid78865c2007-02-07 20:01:56 +0100990 return 0;
991}
992
Matthew Garrett6cc056b2009-03-26 21:58:15 +0900993static void sony_nc_rfkill_cleanup(void)
994{
995 int i;
996
997 for (i = 0; i < SONY_RFKILL_MAX; i++) {
998 if (sony_rfkill_devices[i])
999 rfkill_unregister(sony_rfkill_devices[i]);
1000 }
1001}
1002
1003static int sony_nc_rfkill_get(void *data, enum rfkill_state *state)
1004{
1005 int result;
1006 int argument = sony_rfkill_address[(long) data];
1007
1008 sony_call_snc_handle(0x124, 0x200, &result);
1009 if (result & 0x1) {
1010 sony_call_snc_handle(0x124, argument, &result);
1011 if (result & 0xf)
1012 *state = RFKILL_STATE_UNBLOCKED;
1013 else
1014 *state = RFKILL_STATE_SOFT_BLOCKED;
1015 } else {
1016 *state = RFKILL_STATE_HARD_BLOCKED;
1017 }
1018
1019 return 0;
1020}
1021
1022static int sony_nc_rfkill_set(void *data, enum rfkill_state state)
1023{
1024 int result;
1025 int argument = sony_rfkill_address[(long) data] + 0x100;
1026
1027 if (state == RFKILL_STATE_UNBLOCKED)
1028 argument |= 0xff0000;
1029
1030 return sony_call_snc_handle(0x124, argument, &result);
1031}
1032
1033static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
1034{
1035 int err = 0;
1036 struct rfkill *sony_wifi_rfkill;
1037
1038 sony_wifi_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WLAN);
1039 if (!sony_wifi_rfkill)
1040 return -1;
1041 sony_wifi_rfkill->name = "sony-wifi";
1042 sony_wifi_rfkill->toggle_radio = sony_nc_rfkill_set;
1043 sony_wifi_rfkill->get_state = sony_nc_rfkill_get;
1044 sony_wifi_rfkill->user_claim_unsupported = 1;
1045 sony_wifi_rfkill->data = (void *)SONY_WIFI;
1046 err = rfkill_register(sony_wifi_rfkill);
1047 if (err)
1048 rfkill_free(sony_wifi_rfkill);
1049 else
1050 sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
1051 return err;
1052}
1053
1054static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
1055{
1056 int err = 0;
1057 struct rfkill *sony_bluetooth_rfkill;
1058
1059 sony_bluetooth_rfkill = rfkill_allocate(&device->dev,
1060 RFKILL_TYPE_BLUETOOTH);
1061 if (!sony_bluetooth_rfkill)
1062 return -1;
1063 sony_bluetooth_rfkill->name = "sony-bluetooth";
1064 sony_bluetooth_rfkill->toggle_radio = sony_nc_rfkill_set;
1065 sony_bluetooth_rfkill->get_state = sony_nc_rfkill_get;
1066 sony_bluetooth_rfkill->user_claim_unsupported = 1;
1067 sony_bluetooth_rfkill->data = (void *)SONY_BLUETOOTH;
1068 err = rfkill_register(sony_bluetooth_rfkill);
1069 if (err)
1070 rfkill_free(sony_bluetooth_rfkill);
1071 else
1072 sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
1073 return err;
1074}
1075
1076static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
1077{
1078 int err = 0;
1079 struct rfkill *sony_wwan_rfkill;
1080
1081 sony_wwan_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WWAN);
1082 if (!sony_wwan_rfkill)
1083 return -1;
1084 sony_wwan_rfkill->name = "sony-wwan";
1085 sony_wwan_rfkill->toggle_radio = sony_nc_rfkill_set;
1086 sony_wwan_rfkill->get_state = sony_nc_rfkill_get;
1087 sony_wwan_rfkill->user_claim_unsupported = 1;
1088 sony_wwan_rfkill->data = (void *)SONY_WWAN;
1089 err = rfkill_register(sony_wwan_rfkill);
1090 if (err)
1091 rfkill_free(sony_wwan_rfkill);
1092 else
1093 sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
1094 return err;
1095}
1096
1097static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
1098{
1099 int err = 0;
1100 struct rfkill *sony_wimax_rfkill;
1101
1102 sony_wimax_rfkill = rfkill_allocate(&device->dev, RFKILL_TYPE_WIMAX);
1103 if (!sony_wimax_rfkill)
1104 return -1;
1105 sony_wimax_rfkill->name = "sony-wimax";
1106 sony_wimax_rfkill->toggle_radio = sony_nc_rfkill_set;
1107 sony_wimax_rfkill->get_state = sony_nc_rfkill_get;
1108 sony_wimax_rfkill->user_claim_unsupported = 1;
1109 sony_wimax_rfkill->data = (void *)SONY_WIMAX;
1110 err = rfkill_register(sony_wimax_rfkill);
1111 if (err)
1112 rfkill_free(sony_wimax_rfkill);
1113 else
1114 sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
1115 return err;
1116}
1117
1118static void sony_nc_rfkill_update()
1119{
1120 int i;
1121 enum rfkill_state state;
1122
1123 for (i = 0; i < SONY_RFKILL_MAX; i++) {
1124 if (sony_rfkill_devices[i]) {
1125 sony_rfkill_devices[i]->
1126 get_state(sony_rfkill_devices[i]->data,
1127 &state);
1128 rfkill_force_state(sony_rfkill_devices[i], state);
1129 }
1130 }
1131}
1132
1133static int sony_nc_rfkill_setup(struct acpi_device *device)
1134{
1135 int result, ret;
1136
1137 if (sony_find_snc_handle(0x124) == -1)
1138 return -1;
1139
1140 ret = sony_call_snc_handle(0x124, 0xb00, &result);
1141 if (ret) {
1142 printk(KERN_INFO DRV_PFX
1143 "Unable to enumerate rfkill devices: %x\n", ret);
1144 return ret;
1145 }
1146
1147 if (result & 0x1)
1148 sony_nc_setup_wifi_rfkill(device);
1149 if (result & 0x2)
1150 sony_nc_setup_bluetooth_rfkill(device);
1151 if (result & 0x1c)
1152 sony_nc_setup_wwan_rfkill(device);
1153 if (result & 0x20)
1154 sony_nc_setup_wimax_rfkill(device);
1155
1156 return 0;
1157}
1158
malattia@linux.it59b19102007-04-09 10:19:04 +02001159static int sony_nc_add(struct acpi_device *device)
Stelian Pop7f09c432007-01-13 23:04:31 +01001160{
1161 acpi_status status;
Andrew Morton8607c672007-03-06 02:29:42 -08001162 int result = 0;
Alessandro Guido50f62af2007-01-13 23:04:34 +01001163 acpi_handle handle;
malattia@linux.it56b87562007-04-09 10:19:05 +02001164 struct sony_nc_value *item;
Stelian Pop7f09c432007-01-13 23:04:31 +01001165
malattia@linux.itf6119b02007-04-09 19:31:06 +02001166 printk(KERN_INFO DRV_PFX "%s v%s.\n",
1167 SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
1168
malattia@linux.it59b19102007-04-09 10:19:04 +02001169 sony_nc_acpi_device = device;
malattia@linux.it33a04452007-04-09 19:26:03 +02001170 strcpy(acpi_device_class(device), "sony/hotkey");
Stelian Popc5611622007-01-13 23:04:37 +01001171
malattia@linux.it59b19102007-04-09 10:19:04 +02001172 sony_nc_acpi_handle = device->handle;
Stelian Pop7f09c432007-01-13 23:04:31 +01001173
Mattia Dongilib25b7322007-07-16 02:34:36 +09001174 /* read device status */
1175 result = acpi_bus_get_status(device);
1176 /* bail IFF the above call was successful and the device is not present */
1177 if (!result && !device->status.present) {
1178 dprintk("Device not present\n");
1179 result = -ENODEV;
1180 goto outwalk;
1181 }
1182
Stelian Pop7f09c432007-01-13 23:04:31 +01001183 if (debug) {
malattia@linux.it59b19102007-04-09 10:19:04 +02001184 status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
Stelian Pop7f09c432007-01-13 23:04:31 +01001185 1, sony_walk_callback, NULL, NULL);
1186 if (ACPI_FAILURE(status)) {
malattia@linux.itf6119b02007-04-09 19:31:06 +02001187 printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
Stelian Pop7f09c432007-01-13 23:04:31 +01001188 result = -ENODEV;
1189 goto outwalk;
1190 }
Stelian Popc5611622007-01-13 23:04:37 +01001191 }
Stelian Pop7f09c432007-01-13 23:04:31 +01001192
Mattia Dongilib25b7322007-07-16 02:34:36 +09001193 /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
1194 * should be respected as we already checked for the device presence above */
1195 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
1196 dprintk("Invoking _INI\n");
1197 if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
1198 NULL, NULL)))
1199 dprintk("_INI Method failed\n");
1200 }
1201
Matthew Garrett82734bf2009-03-26 21:58:13 +09001202 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
1203 &handle))) {
1204 if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
1205 dprintk("ECON Method failed\n");
1206 }
1207
Matthew Garrettbadf26f2009-03-26 21:58:12 +09001208 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "SN00",
1209 &handle))) {
1210 dprintk("Doing SNC setup\n");
1211 sony_nc_function_setup(device);
Matthew Garrett6cc056b2009-03-26 21:58:15 +09001212 sony_nc_rfkill_setup(device);
Matthew Garrettbadf26f2009-03-26 21:58:12 +09001213 }
1214
malattia@linux.it1549ee62007-04-09 10:19:08 +02001215 /* setup input devices and helper fifo */
Dmitry Torokhov2e4d2422007-11-21 14:15:53 -05001216 result = sony_laptop_setup_input(device);
malattia@linux.it1549ee62007-04-09 10:19:08 +02001217 if (result) {
1218 printk(KERN_ERR DRV_PFX
1219 "Unabe to create input devices.\n");
1220 goto outwalk;
1221 }
1222
malattia@linux.it59b19102007-04-09 10:19:04 +02001223 status = acpi_install_notify_handler(sony_nc_acpi_handle,
Stelian Popc5611622007-01-13 23:04:37 +01001224 ACPI_DEVICE_NOTIFY,
Len Browna02d1c12007-02-07 15:34:02 -05001225 sony_acpi_notify, NULL);
Stelian Popc5611622007-01-13 23:04:37 +01001226 if (ACPI_FAILURE(status)) {
Mattia Dongilib25b7322007-07-16 02:34:36 +09001227 printk(KERN_WARNING DRV_PFX "unable to install notify handler (%u)\n", status);
Stelian Popc5611622007-01-13 23:04:37 +01001228 result = -ENODEV;
malattia@linux.it1549ee62007-04-09 10:19:08 +02001229 goto outinput;
Stelian Pop7f09c432007-01-13 23:04:31 +01001230 }
1231
Alessandro Guido38cfc142008-11-12 23:03:28 +01001232 if (acpi_video_backlight_support()) {
Alessandro Guido3fedd902008-11-12 23:13:35 +01001233 printk(KERN_INFO DRV_PFX "brightness ignored, must be "
Thomas Renninger540b8bb2008-08-01 17:38:02 +02001234 "controlled by ACPI video driver\n");
1235 } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT",
1236 &handle))) {
Alessandro Guido50f62af2007-01-13 23:04:34 +01001237 sony_backlight_device = backlight_device_register("sony", NULL,
Len Browna02d1c12007-02-07 15:34:02 -05001238 NULL,
Richard Purdie321709c2007-02-10 15:04:08 +00001239 &sony_backlight_ops);
Mattia Dongili7df03b822007-01-13 23:04:41 +01001240
Len Browna02d1c12007-02-07 15:34:02 -05001241 if (IS_ERR(sony_backlight_device)) {
malattia@linux.itf6119b02007-04-09 19:31:06 +02001242 printk(KERN_WARNING DRV_PFX "unable to register backlight device\n");
Mattia Dongili7df03b822007-01-13 23:04:41 +01001243 sony_backlight_device = NULL;
Richard Purdie321709c2007-02-10 15:04:08 +00001244 } else {
1245 sony_backlight_device->props.brightness =
Len Browna02d1c12007-02-07 15:34:02 -05001246 sony_backlight_get_brightness
1247 (sony_backlight_device);
Dmitry Torokhov2e4d2422007-11-21 14:15:53 -05001248 sony_backlight_device->props.max_brightness =
Richard Purdie321709c2007-02-10 15:04:08 +00001249 SONY_MAX_BRIGHTNESS - 1;
1250 }
1251
Alessandro Guido50f62af2007-01-13 23:04:34 +01001252 }
Stelian Pop7f09c432007-01-13 23:04:31 +01001253
malattia@linux.it49a11de2007-04-09 19:28:56 +02001254 result = sony_pf_add();
1255 if (result)
Mattia Dongilied3aa4b2007-02-07 20:01:54 +01001256 goto outbacklight;
Stelian Pop7f09c432007-01-13 23:04:31 +01001257
malattia@linux.it56b87562007-04-09 10:19:05 +02001258 /* create sony_pf sysfs attributes related to the SNC device */
1259 for (item = sony_nc_values; item->name; ++item) {
1260
1261 if (!debug && item->debug)
1262 continue;
1263
1264 /* find the available acpiget as described in the DSDT */
1265 for (; item->acpiget && *item->acpiget; ++item->acpiget) {
1266 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1267 *item->acpiget,
1268 &handle))) {
malattia@linux.itb9a218b2007-04-09 10:19:06 +02001269 dprintk("Found %s getter: %s\n",
1270 item->name, *item->acpiget);
malattia@linux.it56b87562007-04-09 10:19:05 +02001271 item->devattr.attr.mode |= S_IRUGO;
1272 break;
1273 }
1274 }
1275
1276 /* find the available acpiset as described in the DSDT */
1277 for (; item->acpiset && *item->acpiset; ++item->acpiset) {
1278 if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle,
1279 *item->acpiset,
1280 &handle))) {
malattia@linux.itb9a218b2007-04-09 10:19:06 +02001281 dprintk("Found %s setter: %s\n",
1282 item->name, *item->acpiset);
malattia@linux.it56b87562007-04-09 10:19:05 +02001283 item->devattr.attr.mode |= S_IWUSR;
1284 break;
1285 }
1286 }
1287
1288 if (item->devattr.attr.mode != 0) {
1289 result =
1290 device_create_file(&sony_pf_device->dev,
1291 &item->devattr);
1292 if (result)
1293 goto out_sysfs;
1294 }
1295 }
1296
Stelian Pop7f09c432007-01-13 23:04:31 +01001297 return 0;
1298
malattia@linux.it56b87562007-04-09 10:19:05 +02001299 out_sysfs:
1300 for (item = sony_nc_values; item->name; ++item) {
1301 device_remove_file(&sony_pf_device->dev, &item->devattr);
1302 }
1303 sony_pf_remove();
malattia@linux.it1549ee62007-04-09 10:19:08 +02001304
Len Browna02d1c12007-02-07 15:34:02 -05001305 outbacklight:
Mattia Dongili7df03b822007-01-13 23:04:41 +01001306 if (sony_backlight_device)
1307 backlight_device_unregister(sony_backlight_device);
1308
malattia@linux.it59b19102007-04-09 10:19:04 +02001309 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
Stelian Popc5611622007-01-13 23:04:37 +01001310 ACPI_DEVICE_NOTIFY,
1311 sony_acpi_notify);
1312 if (ACPI_FAILURE(status))
malattia@linux.itf6119b02007-04-09 19:31:06 +02001313 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
malattia@linux.it1549ee62007-04-09 10:19:08 +02001314
1315 outinput:
1316 sony_laptop_remove_input();
1317
Len Browna02d1c12007-02-07 15:34:02 -05001318 outwalk:
Matthew Garrett6cc056b2009-03-26 21:58:15 +09001319 sony_nc_rfkill_cleanup();
Stelian Pop7f09c432007-01-13 23:04:31 +01001320 return result;
1321}
1322
malattia@linux.it59b19102007-04-09 10:19:04 +02001323static int sony_nc_remove(struct acpi_device *device, int type)
Stelian Pop7f09c432007-01-13 23:04:31 +01001324{
1325 acpi_status status;
malattia@linux.it56b87562007-04-09 10:19:05 +02001326 struct sony_nc_value *item;
Stelian Pop7f09c432007-01-13 23:04:31 +01001327
Alessandro Guido50f62af2007-01-13 23:04:34 +01001328 if (sony_backlight_device)
1329 backlight_device_unregister(sony_backlight_device);
1330
malattia@linux.it59b19102007-04-09 10:19:04 +02001331 sony_nc_acpi_device = NULL;
Stelian Popc5611622007-01-13 23:04:37 +01001332
malattia@linux.it59b19102007-04-09 10:19:04 +02001333 status = acpi_remove_notify_handler(sony_nc_acpi_handle,
Stelian Popc5611622007-01-13 23:04:37 +01001334 ACPI_DEVICE_NOTIFY,
1335 sony_acpi_notify);
1336 if (ACPI_FAILURE(status))
malattia@linux.itf6119b02007-04-09 19:31:06 +02001337 printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n");
Stelian Pop7f09c432007-01-13 23:04:31 +01001338
malattia@linux.it56b87562007-04-09 10:19:05 +02001339 for (item = sony_nc_values; item->name; ++item) {
1340 device_remove_file(&sony_pf_device->dev, &item->devattr);
1341 }
1342
1343 sony_pf_remove();
malattia@linux.it1549ee62007-04-09 10:19:08 +02001344 sony_laptop_remove_input();
Matthew Garrett6cc056b2009-03-26 21:58:15 +09001345 sony_nc_rfkill_cleanup();
malattia@linux.itf6119b02007-04-09 19:31:06 +02001346 dprintk(SONY_NC_DRIVER_NAME " removed.\n");
Stelian Pop7f09c432007-01-13 23:04:31 +01001347
1348 return 0;
1349}
1350
Thomas Renninger1ba90e32007-07-23 14:44:41 +02001351static const struct acpi_device_id sony_device_ids[] = {
1352 {SONY_NC_HID, 0},
1353 {SONY_PIC_HID, 0},
1354 {"", 0},
1355};
1356MODULE_DEVICE_TABLE(acpi, sony_device_ids);
1357
1358static const struct acpi_device_id sony_nc_device_ids[] = {
1359 {SONY_NC_HID, 0},
1360 {"", 0},
1361};
1362
malattia@linux.it59b19102007-04-09 10:19:04 +02001363static struct acpi_driver sony_nc_driver = {
1364 .name = SONY_NC_DRIVER_NAME,
1365 .class = SONY_NC_CLASS,
Thomas Renninger1ba90e32007-07-23 14:44:41 +02001366 .ids = sony_nc_device_ids,
malattia@linux.it33a04452007-04-09 19:26:03 +02001367 .owner = THIS_MODULE,
Len Browna02d1c12007-02-07 15:34:02 -05001368 .ops = {
malattia@linux.it59b19102007-04-09 10:19:04 +02001369 .add = sony_nc_add,
1370 .remove = sony_nc_remove,
1371 .resume = sony_nc_resume,
Len Browna02d1c12007-02-07 15:34:02 -05001372 },
Andrew Morton3f4f4612007-01-13 23:04:32 +01001373};
1374
malattia@linux.it33a04452007-04-09 19:26:03 +02001375/*********** SPIC (SNY6001) Device ***********/
1376
1377#define SONYPI_DEVICE_TYPE1 0x00000001
1378#define SONYPI_DEVICE_TYPE2 0x00000002
1379#define SONYPI_DEVICE_TYPE3 0x00000004
Mattia Dongili3eb87492008-01-14 18:05:45 +09001380#define SONYPI_DEVICE_TYPE4 0x00000008
malattia@linux.it33a04452007-04-09 19:26:03 +02001381
Mattia Dongili22a17782007-07-16 02:34:39 +09001382#define SONYPI_TYPE1_OFFSET 0x04
1383#define SONYPI_TYPE2_OFFSET 0x12
1384#define SONYPI_TYPE3_OFFSET 0x12
Mattia Dongili3eb87492008-01-14 18:05:45 +09001385#define SONYPI_TYPE4_OFFSET 0x12
malattia@linux.it33a04452007-04-09 19:26:03 +02001386
malattia@linux.it33a04452007-04-09 19:26:03 +02001387struct sony_pic_ioport {
Mattia Dongilifd1caae2007-08-12 16:20:28 +09001388 struct acpi_resource_io io1;
1389 struct acpi_resource_io io2;
malattia@linux.it33a04452007-04-09 19:26:03 +02001390 struct list_head list;
1391};
1392
1393struct sony_pic_irq {
1394 struct acpi_resource_irq irq;
1395 struct list_head list;
1396};
1397
Mattia Dongilide920432008-01-14 18:05:43 +09001398struct sonypi_eventtypes {
1399 u8 data;
1400 unsigned long mask;
1401 struct sonypi_event *events;
1402};
1403
1404struct device_ctrl {
1405 int model;
Mattia Dongili3eb87492008-01-14 18:05:45 +09001406 int (*handle_irq)(const u8, const u8);
Mattia Dongilide920432008-01-14 18:05:43 +09001407 u16 evport_offset;
1408 u8 has_camera;
1409 u8 has_bluetooth;
1410 u8 has_wwan;
1411 struct sonypi_eventtypes *event_types;
1412};
1413
malattia@linux.it33a04452007-04-09 19:26:03 +02001414struct sony_pic_dev {
Mattia Dongilide920432008-01-14 18:05:43 +09001415 struct device_ctrl *control;
malattia@linux.it33a04452007-04-09 19:26:03 +02001416 struct acpi_device *acpi_dev;
1417 struct sony_pic_irq *cur_irq;
1418 struct sony_pic_ioport *cur_ioport;
1419 struct list_head interrupts;
1420 struct list_head ioports;
malattia@linux.it9f9f0762007-04-28 23:19:36 +09001421 struct mutex lock;
Mattia Dongilide920432008-01-14 18:05:43 +09001422 u8 camera_power;
1423 u8 bluetooth_power;
1424 u8 wwan_power;
malattia@linux.it33a04452007-04-09 19:26:03 +02001425};
1426
1427static struct sony_pic_dev spic_dev = {
1428 .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
1429 .ioports = LIST_HEAD_INIT(spic_dev.ioports),
1430};
1431
1432/* Event masks */
1433#define SONYPI_JOGGER_MASK 0x00000001
1434#define SONYPI_CAPTURE_MASK 0x00000002
1435#define SONYPI_FNKEY_MASK 0x00000004
1436#define SONYPI_BLUETOOTH_MASK 0x00000008
1437#define SONYPI_PKEY_MASK 0x00000010
1438#define SONYPI_BACK_MASK 0x00000020
1439#define SONYPI_HELP_MASK 0x00000040
1440#define SONYPI_LID_MASK 0x00000080
1441#define SONYPI_ZOOM_MASK 0x00000100
1442#define SONYPI_THUMBPHRASE_MASK 0x00000200
1443#define SONYPI_MEYE_MASK 0x00000400
1444#define SONYPI_MEMORYSTICK_MASK 0x00000800
1445#define SONYPI_BATTERY_MASK 0x00001000
1446#define SONYPI_WIRELESS_MASK 0x00002000
1447
1448struct sonypi_event {
1449 u8 data;
1450 u8 event;
1451};
1452
1453/* The set of possible button release events */
1454static struct sonypi_event sonypi_releaseev[] = {
1455 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
1456 { 0, 0 }
1457};
1458
1459/* The set of possible jogger events */
1460static struct sonypi_event sonypi_joggerev[] = {
1461 { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
1462 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
1463 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
1464 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
1465 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
1466 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
1467 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
1468 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
1469 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
1470 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
1471 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
1472 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
1473 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
1474 { 0, 0 }
1475};
1476
1477/* The set of possible capture button events */
1478static struct sonypi_event sonypi_captureev[] = {
1479 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
1480 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
Mattia Dongili3eb87492008-01-14 18:05:45 +09001481 { 0x40, SONYPI_EVENT_CAPTURE_PRESSED },
malattia@linux.it33a04452007-04-09 19:26:03 +02001482 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
1483 { 0, 0 }
1484};
1485
1486/* The set of possible fnkeys events */
1487static struct sonypi_event sonypi_fnkeyev[] = {
1488 { 0x10, SONYPI_EVENT_FNKEY_ESC },
1489 { 0x11, SONYPI_EVENT_FNKEY_F1 },
1490 { 0x12, SONYPI_EVENT_FNKEY_F2 },
1491 { 0x13, SONYPI_EVENT_FNKEY_F3 },
1492 { 0x14, SONYPI_EVENT_FNKEY_F4 },
1493 { 0x15, SONYPI_EVENT_FNKEY_F5 },
1494 { 0x16, SONYPI_EVENT_FNKEY_F6 },
1495 { 0x17, SONYPI_EVENT_FNKEY_F7 },
1496 { 0x18, SONYPI_EVENT_FNKEY_F8 },
1497 { 0x19, SONYPI_EVENT_FNKEY_F9 },
1498 { 0x1a, SONYPI_EVENT_FNKEY_F10 },
1499 { 0x1b, SONYPI_EVENT_FNKEY_F11 },
1500 { 0x1c, SONYPI_EVENT_FNKEY_F12 },
1501 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
1502 { 0x21, SONYPI_EVENT_FNKEY_1 },
1503 { 0x22, SONYPI_EVENT_FNKEY_2 },
1504 { 0x31, SONYPI_EVENT_FNKEY_D },
1505 { 0x32, SONYPI_EVENT_FNKEY_E },
1506 { 0x33, SONYPI_EVENT_FNKEY_F },
1507 { 0x34, SONYPI_EVENT_FNKEY_S },
1508 { 0x35, SONYPI_EVENT_FNKEY_B },
1509 { 0x36, SONYPI_EVENT_FNKEY_ONLY },
1510 { 0, 0 }
1511};
1512
1513/* The set of possible program key events */
1514static struct sonypi_event sonypi_pkeyev[] = {
1515 { 0x01, SONYPI_EVENT_PKEY_P1 },
1516 { 0x02, SONYPI_EVENT_PKEY_P2 },
1517 { 0x04, SONYPI_EVENT_PKEY_P3 },
malattia@linux.it33a04452007-04-09 19:26:03 +02001518 { 0, 0 }
1519};
1520
1521/* The set of possible bluetooth events */
1522static struct sonypi_event sonypi_blueev[] = {
1523 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
1524 { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
1525 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
1526 { 0, 0 }
1527};
1528
1529/* The set of possible wireless events */
1530static struct sonypi_event sonypi_wlessev[] = {
1531 { 0x59, SONYPI_EVENT_WIRELESS_ON },
1532 { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
1533 { 0, 0 }
1534};
1535
1536/* The set of possible back button events */
1537static struct sonypi_event sonypi_backev[] = {
1538 { 0x20, SONYPI_EVENT_BACK_PRESSED },
1539 { 0, 0 }
1540};
1541
1542/* The set of possible help button events */
1543static struct sonypi_event sonypi_helpev[] = {
1544 { 0x3b, SONYPI_EVENT_HELP_PRESSED },
1545 { 0, 0 }
1546};
1547
1548
1549/* The set of possible lid events */
1550static struct sonypi_event sonypi_lidev[] = {
1551 { 0x51, SONYPI_EVENT_LID_CLOSED },
1552 { 0x50, SONYPI_EVENT_LID_OPENED },
1553 { 0, 0 }
1554};
1555
1556/* The set of possible zoom events */
1557static struct sonypi_event sonypi_zoomev[] = {
1558 { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
Mattia Dongili3eb87492008-01-14 18:05:45 +09001559 { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED },
1560 { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED },
malattia@linux.it33a04452007-04-09 19:26:03 +02001561 { 0, 0 }
1562};
1563
1564/* The set of possible thumbphrase events */
1565static struct sonypi_event sonypi_thumbphraseev[] = {
1566 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
1567 { 0, 0 }
1568};
1569
1570/* The set of possible motioneye camera events */
1571static struct sonypi_event sonypi_meyeev[] = {
1572 { 0x00, SONYPI_EVENT_MEYE_FACE },
1573 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
1574 { 0, 0 }
1575};
1576
1577/* The set of possible memorystick events */
1578static struct sonypi_event sonypi_memorystickev[] = {
1579 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
1580 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
1581 { 0, 0 }
1582};
1583
1584/* The set of possible battery events */
1585static struct sonypi_event sonypi_batteryev[] = {
1586 { 0x20, SONYPI_EVENT_BATTERY_INSERT },
1587 { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
1588 { 0, 0 }
1589};
1590
Mattia Dongilide920432008-01-14 18:05:43 +09001591static struct sonypi_eventtypes type1_events[] = {
1592 { 0, 0xffffffff, sonypi_releaseev },
1593 { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
1594 { 0x30, SONYPI_LID_MASK, sonypi_lidev },
1595 { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
1596 { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
1597 { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1598 { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1599 { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
1600 { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1601 { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
1602 { 0 },
1603};
1604static struct sonypi_eventtypes type2_events[] = {
1605 { 0, 0xffffffff, sonypi_releaseev },
1606 { 0x38, SONYPI_LID_MASK, sonypi_lidev },
1607 { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
1608 { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
1609 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1610 { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
1611 { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
1612 { 0x11, SONYPI_BACK_MASK, sonypi_backev },
1613 { 0x21, SONYPI_HELP_MASK, sonypi_helpev },
1614 { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
1615 { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
1616 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1617 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1618 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1619 { 0 },
1620};
1621static struct sonypi_eventtypes type3_events[] = {
1622 { 0, 0xffffffff, sonypi_releaseev },
1623 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1624 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1625 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1626 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1627 { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
1628 { 0 },
malattia@linux.it33a04452007-04-09 19:26:03 +02001629};
Mattia Dongili3eb87492008-01-14 18:05:45 +09001630static struct sonypi_eventtypes type4_events[] = {
1631 { 0, 0xffffffff, sonypi_releaseev },
1632 { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
1633 { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
1634 { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
1635 { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
1636 { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev },
1637 { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev },
1638 { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev },
1639 { 0 },
Mattia Dongilide920432008-01-14 18:05:43 +09001640};
1641
Mattia Dongili3eb87492008-01-14 18:05:45 +09001642/* low level spic calls */
malattia@linux.it33a04452007-04-09 19:26:03 +02001643#define ITERATIONS_LONG 10000
1644#define ITERATIONS_SHORT 10
1645#define wait_on_command(command, iterations) { \
1646 unsigned int n = iterations; \
1647 while (--n && (command)) \
1648 udelay(1); \
1649 if (!n) \
1650 dprintk("command failed at %s : %s (line %d)\n", \
Harvey Harrison6e574192008-04-29 00:59:20 -07001651 __FILE__, __func__, __LINE__); \
malattia@linux.it33a04452007-04-09 19:26:03 +02001652}
1653
1654static u8 sony_pic_call1(u8 dev)
1655{
1656 u8 v1, v2;
1657
Mattia Dongilifd1caae2007-08-12 16:20:28 +09001658 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
malattia@linux.it33a04452007-04-09 19:26:03 +02001659 ITERATIONS_LONG);
Mattia Dongilifd1caae2007-08-12 16:20:28 +09001660 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1661 v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4);
1662 v2 = inb_p(spic_dev.cur_ioport->io1.minimum);
Mattia Dongili75a1f9c2008-01-14 18:05:41 +09001663 dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1);
malattia@linux.it33a04452007-04-09 19:26:03 +02001664 return v2;
1665}
1666
1667static u8 sony_pic_call2(u8 dev, u8 fn)
1668{
1669 u8 v1;
1670
Mattia Dongilifd1caae2007-08-12 16:20:28 +09001671 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
malattia@linux.it33a04452007-04-09 19:26:03 +02001672 ITERATIONS_LONG);
Mattia Dongilifd1caae2007-08-12 16:20:28 +09001673 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1674 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2,
malattia@linux.it33a04452007-04-09 19:26:03 +02001675 ITERATIONS_LONG);
Mattia Dongilifd1caae2007-08-12 16:20:28 +09001676 outb(fn, spic_dev.cur_ioport->io1.minimum);
1677 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
Mattia Dongili75a1f9c2008-01-14 18:05:41 +09001678 dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1);
malattia@linux.it33a04452007-04-09 19:26:03 +02001679 return v1;
1680}
1681
malattia@linux.it49a11de2007-04-09 19:28:56 +02001682static u8 sony_pic_call3(u8 dev, u8 fn, u8 v)
1683{
1684 u8 v1;
1685
Mattia Dongilifd1caae2007-08-12 16:20:28 +09001686 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1687 outb(dev, spic_dev.cur_ioport->io1.minimum + 4);
1688 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1689 outb(fn, spic_dev.cur_ioport->io1.minimum);
1690 wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG);
1691 outb(v, spic_dev.cur_ioport->io1.minimum);
1692 v1 = inb_p(spic_dev.cur_ioport->io1.minimum);
Mattia Dongili75a1f9c2008-01-14 18:05:41 +09001693 dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n",
1694 dev, fn, v, v1);
malattia@linux.it49a11de2007-04-09 19:28:56 +02001695 return v1;
1696}
1697
Mattia Dongili3eb87492008-01-14 18:05:45 +09001698/*
1699 * minidrivers for SPIC models
1700 */
1701static int type4_handle_irq(const u8 data_mask, const u8 ev)
1702{
1703 /*
1704 * 0x31 could mean we have to take some extra action and wait for
1705 * the next irq for some Type4 models, it will generate a new
1706 * irq and we can read new data from the device:
1707 * - 0x5c and 0x5f requires 0xA0
1708 * - 0x61 requires 0xB3
1709 */
1710 if (data_mask == 0x31) {
1711 if (ev == 0x5c || ev == 0x5f)
1712 sony_pic_call1(0xA0);
1713 else if (ev == 0x61)
1714 sony_pic_call1(0xB3);
1715 return 0;
1716 }
1717 return 1;
1718}
1719
1720static struct device_ctrl spic_types[] = {
1721 {
1722 .model = SONYPI_DEVICE_TYPE1,
1723 .handle_irq = NULL,
1724 .evport_offset = SONYPI_TYPE1_OFFSET,
1725 .event_types = type1_events,
1726 },
1727 {
1728 .model = SONYPI_DEVICE_TYPE2,
1729 .handle_irq = NULL,
1730 .evport_offset = SONYPI_TYPE2_OFFSET,
1731 .event_types = type2_events,
1732 },
1733 {
1734 .model = SONYPI_DEVICE_TYPE3,
1735 .handle_irq = NULL,
1736 .evport_offset = SONYPI_TYPE3_OFFSET,
1737 .event_types = type3_events,
1738 },
1739 {
1740 .model = SONYPI_DEVICE_TYPE4,
1741 .handle_irq = type4_handle_irq,
1742 .evport_offset = SONYPI_TYPE4_OFFSET,
1743 .event_types = type4_events,
1744 },
1745};
1746
1747static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
1748{
1749 struct pci_dev *pcidev;
1750
1751 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1752 PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
1753 if (pcidev) {
1754 dev->control = &spic_types[0];
1755 goto out;
1756 }
1757
1758 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1759 PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
1760 if (pcidev) {
1761 dev->control = &spic_types[2];
1762 goto out;
1763 }
1764
1765 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1766 PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
1767 if (pcidev) {
1768 dev->control = &spic_types[3];
1769 goto out;
1770 }
1771
1772 pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1773 PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
1774 if (pcidev) {
1775 dev->control = &spic_types[3];
1776 goto out;
1777 }
1778
1779 /* default */
1780 dev->control = &spic_types[1];
1781
1782out:
1783 if (pcidev)
1784 pci_dev_put(pcidev);
1785
1786 printk(KERN_INFO DRV_PFX "detected Type%d model\n",
1787 dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
1788 dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 :
1789 dev->control->model == SONYPI_DEVICE_TYPE3 ? 3 : 4);
1790}
1791
malattia@linux.it49a11de2007-04-09 19:28:56 +02001792/* camera tests and poweron/poweroff */
1793#define SONYPI_CAMERA_PICTURE 5
malattia@linux.it49a11de2007-04-09 19:28:56 +02001794#define SONYPI_CAMERA_CONTROL 0x10
malattia@linux.ite3646322007-04-28 23:34:22 +09001795
1796#define SONYPI_CAMERA_BRIGHTNESS 0
1797#define SONYPI_CAMERA_CONTRAST 1
1798#define SONYPI_CAMERA_HUE 2
1799#define SONYPI_CAMERA_COLOR 3
1800#define SONYPI_CAMERA_SHARPNESS 4
1801
1802#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
1803#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
1804#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
1805#define SONYPI_CAMERA_MUTE_MASK 0x40
1806
1807/* the rest don't need a loop until not 0xff */
1808#define SONYPI_CAMERA_AGC 6
1809#define SONYPI_CAMERA_AGC_MASK 0x30
1810#define SONYPI_CAMERA_SHUTTER_MASK 0x7
1811
1812#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
1813#define SONYPI_CAMERA_CONTROL 0x10
1814
1815#define SONYPI_CAMERA_STATUS 7
1816#define SONYPI_CAMERA_STATUS_READY 0x2
1817#define SONYPI_CAMERA_STATUS_POSITION 0x4
1818
1819#define SONYPI_DIRECTION_BACKWARDS 0x4
1820
1821#define SONYPI_CAMERA_REVISION 8
1822#define SONYPI_CAMERA_ROMVERSION 9
malattia@linux.it49a11de2007-04-09 19:28:56 +02001823
malattia@linux.it9f9f0762007-04-28 23:19:36 +09001824static int __sony_pic_camera_ready(void)
malattia@linux.it49a11de2007-04-09 19:28:56 +02001825{
1826 u8 v;
1827
1828 v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS);
1829 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
1830}
1831
malattia@linux.ite3646322007-04-28 23:34:22 +09001832static int __sony_pic_camera_off(void)
malattia@linux.it49a11de2007-04-09 19:28:56 +02001833{
malattia@linux.it5f3d2892007-04-28 23:18:45 +09001834 if (!camera) {
1835 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1836 return -ENODEV;
1837 }
1838
malattia@linux.it49a11de2007-04-09 19:28:56 +02001839 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE,
1840 SONYPI_CAMERA_MUTE_MASK),
1841 ITERATIONS_SHORT);
1842
malattia@linux.it5f3d2892007-04-28 23:18:45 +09001843 if (spic_dev.camera_power) {
1844 sony_pic_call2(0x91, 0);
1845 spic_dev.camera_power = 0;
1846 }
1847 return 0;
malattia@linux.it49a11de2007-04-09 19:28:56 +02001848}
1849
malattia@linux.ite3646322007-04-28 23:34:22 +09001850static int __sony_pic_camera_on(void)
malattia@linux.it49a11de2007-04-09 19:28:56 +02001851{
malattia@linux.it5f3d2892007-04-28 23:18:45 +09001852 int i, j, x;
1853
1854 if (!camera) {
1855 printk(KERN_WARNING DRV_PFX "camera control not enabled\n");
1856 return -ENODEV;
1857 }
malattia@linux.it49a11de2007-04-09 19:28:56 +02001858
1859 if (spic_dev.camera_power)
malattia@linux.ite3646322007-04-28 23:34:22 +09001860 return 0;
malattia@linux.it49a11de2007-04-09 19:28:56 +02001861
1862 for (j = 5; j > 0; j--) {
1863
malattia@linux.it5f3d2892007-04-28 23:18:45 +09001864 for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++)
malattia@linux.it49a11de2007-04-09 19:28:56 +02001865 msleep(10);
1866 sony_pic_call1(0x93);
1867
1868 for (i = 400; i > 0; i--) {
malattia@linux.it9f9f0762007-04-28 23:19:36 +09001869 if (__sony_pic_camera_ready())
malattia@linux.it49a11de2007-04-09 19:28:56 +02001870 break;
1871 msleep(10);
1872 }
1873 if (i)
1874 break;
1875 }
1876
1877 if (j == 0) {
malattia@linux.it5f3d2892007-04-28 23:18:45 +09001878 printk(KERN_WARNING DRV_PFX "failed to power on camera\n");
malattia@linux.ite3646322007-04-28 23:34:22 +09001879 return -ENODEV;
malattia@linux.it49a11de2007-04-09 19:28:56 +02001880 }
1881
1882 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL,
1883 0x5a),
1884 ITERATIONS_SHORT);
1885
1886 spic_dev.camera_power = 1;
malattia@linux.it5f3d2892007-04-28 23:18:45 +09001887 return 0;
malattia@linux.it49a11de2007-04-09 19:28:56 +02001888}
1889
malattia@linux.ite3646322007-04-28 23:34:22 +09001890/* External camera command (exported to the motion eye v4l driver) */
1891int sony_pic_camera_command(int command, u8 value)
1892{
1893 if (!camera)
1894 return -EIO;
1895
1896 mutex_lock(&spic_dev.lock);
1897
1898 switch (command) {
malattia@linux.it1ce82c12007-04-28 23:34:36 +09001899 case SONY_PIC_COMMAND_SETCAMERA:
malattia@linux.ite3646322007-04-28 23:34:22 +09001900 if (value)
1901 __sony_pic_camera_on();
1902 else
1903 __sony_pic_camera_off();
1904 break;
malattia@linux.it1ce82c12007-04-28 23:34:36 +09001905 case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS:
malattia@linux.ite3646322007-04-28 23:34:22 +09001906 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value),
1907 ITERATIONS_SHORT);
1908 break;
malattia@linux.it1ce82c12007-04-28 23:34:36 +09001909 case SONY_PIC_COMMAND_SETCAMERACONTRAST:
malattia@linux.ite3646322007-04-28 23:34:22 +09001910 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value),
1911 ITERATIONS_SHORT);
1912 break;
malattia@linux.it1ce82c12007-04-28 23:34:36 +09001913 case SONY_PIC_COMMAND_SETCAMERAHUE:
malattia@linux.ite3646322007-04-28 23:34:22 +09001914 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value),
1915 ITERATIONS_SHORT);
1916 break;
malattia@linux.it1ce82c12007-04-28 23:34:36 +09001917 case SONY_PIC_COMMAND_SETCAMERACOLOR:
malattia@linux.ite3646322007-04-28 23:34:22 +09001918 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value),
1919 ITERATIONS_SHORT);
1920 break;
malattia@linux.it1ce82c12007-04-28 23:34:36 +09001921 case SONY_PIC_COMMAND_SETCAMERASHARPNESS:
malattia@linux.ite3646322007-04-28 23:34:22 +09001922 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value),
1923 ITERATIONS_SHORT);
1924 break;
malattia@linux.it1ce82c12007-04-28 23:34:36 +09001925 case SONY_PIC_COMMAND_SETCAMERAPICTURE:
malattia@linux.ite3646322007-04-28 23:34:22 +09001926 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value),
1927 ITERATIONS_SHORT);
1928 break;
malattia@linux.it1ce82c12007-04-28 23:34:36 +09001929 case SONY_PIC_COMMAND_SETCAMERAAGC:
malattia@linux.ite3646322007-04-28 23:34:22 +09001930 wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value),
1931 ITERATIONS_SHORT);
1932 break;
1933 default:
1934 printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n",
1935 command);
1936 break;
1937 }
1938 mutex_unlock(&spic_dev.lock);
1939 return 0;
1940}
1941EXPORT_SYMBOL(sony_pic_camera_command);
1942
malattia@linux.it9476cdf2007-04-28 23:21:42 +09001943/* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */
1944static void sony_pic_set_wwanpower(u8 state)
1945{
1946 state = !!state;
1947 mutex_lock(&spic_dev.lock);
1948 if (spic_dev.wwan_power == state) {
1949 mutex_unlock(&spic_dev.lock);
1950 return;
1951 }
1952 sony_pic_call2(0xB0, state);
1953 spic_dev.wwan_power = state;
1954 mutex_unlock(&spic_dev.lock);
1955}
1956
1957static ssize_t sony_pic_wwanpower_store(struct device *dev,
1958 struct device_attribute *attr,
1959 const char *buffer, size_t count)
1960{
1961 unsigned long value;
1962 if (count > 31)
1963 return -EINVAL;
1964
1965 value = simple_strtoul(buffer, NULL, 10);
1966 sony_pic_set_wwanpower(value);
1967
1968 return count;
1969}
1970
1971static ssize_t sony_pic_wwanpower_show(struct device *dev,
1972 struct device_attribute *attr, char *buffer)
1973{
1974 ssize_t count;
1975 mutex_lock(&spic_dev.lock);
1976 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power);
1977 mutex_unlock(&spic_dev.lock);
1978 return count;
1979}
1980
malattia@linux.it49a11de2007-04-09 19:28:56 +02001981/* bluetooth subsystem power state */
malattia@linux.it9f9f0762007-04-28 23:19:36 +09001982static void __sony_pic_set_bluetoothpower(u8 state)
malattia@linux.it49a11de2007-04-09 19:28:56 +02001983{
1984 state = !!state;
1985 if (spic_dev.bluetooth_power == state)
1986 return;
1987 sony_pic_call2(0x96, state);
1988 sony_pic_call1(0x82);
1989 spic_dev.bluetooth_power = state;
1990}
1991
1992static ssize_t sony_pic_bluetoothpower_store(struct device *dev,
1993 struct device_attribute *attr,
1994 const char *buffer, size_t count)
1995{
1996 unsigned long value;
1997 if (count > 31)
1998 return -EINVAL;
1999
2000 value = simple_strtoul(buffer, NULL, 10);
malattia@linux.it9f9f0762007-04-28 23:19:36 +09002001 mutex_lock(&spic_dev.lock);
2002 __sony_pic_set_bluetoothpower(value);
2003 mutex_unlock(&spic_dev.lock);
malattia@linux.it49a11de2007-04-09 19:28:56 +02002004
2005 return count;
2006}
2007
2008static ssize_t sony_pic_bluetoothpower_show(struct device *dev,
2009 struct device_attribute *attr, char *buffer)
2010{
malattia@linux.it9f9f0762007-04-28 23:19:36 +09002011 ssize_t count = 0;
2012 mutex_lock(&spic_dev.lock);
2013 count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power);
2014 mutex_unlock(&spic_dev.lock);
2015 return count;
malattia@linux.it49a11de2007-04-09 19:28:56 +02002016}
2017
2018/* fan speed */
2019/* FAN0 information (reverse engineered from ACPI tables) */
2020#define SONY_PIC_FAN0_STATUS 0x93
malattia@linux.it7b153f32007-04-09 19:31:25 +02002021static int sony_pic_set_fanspeed(unsigned long value)
2022{
2023 return ec_write(SONY_PIC_FAN0_STATUS, value);
2024}
2025
2026static int sony_pic_get_fanspeed(u8 *value)
2027{
2028 return ec_read(SONY_PIC_FAN0_STATUS, value);
2029}
2030
malattia@linux.it49a11de2007-04-09 19:28:56 +02002031static ssize_t sony_pic_fanspeed_store(struct device *dev,
2032 struct device_attribute *attr,
2033 const char *buffer, size_t count)
2034{
2035 unsigned long value;
2036 if (count > 31)
2037 return -EINVAL;
2038
2039 value = simple_strtoul(buffer, NULL, 10);
malattia@linux.it7b153f32007-04-09 19:31:25 +02002040 if (sony_pic_set_fanspeed(value))
malattia@linux.it49a11de2007-04-09 19:28:56 +02002041 return -EIO;
2042
2043 return count;
2044}
2045
2046static ssize_t sony_pic_fanspeed_show(struct device *dev,
2047 struct device_attribute *attr, char *buffer)
2048{
2049 u8 value = 0;
malattia@linux.it7b153f32007-04-09 19:31:25 +02002050 if (sony_pic_get_fanspeed(&value))
malattia@linux.it49a11de2007-04-09 19:28:56 +02002051 return -EIO;
2052
2053 return snprintf(buffer, PAGE_SIZE, "%d\n", value);
2054}
2055
2056#define SPIC_ATTR(_name, _mode) \
2057struct device_attribute spic_attr_##_name = __ATTR(_name, \
2058 _mode, sony_pic_## _name ##_show, \
2059 sony_pic_## _name ##_store)
2060
malattia@linux.it49a11de2007-04-09 19:28:56 +02002061static SPIC_ATTR(bluetoothpower, 0644);
malattia@linux.it9476cdf2007-04-28 23:21:42 +09002062static SPIC_ATTR(wwanpower, 0644);
malattia@linux.it49a11de2007-04-09 19:28:56 +02002063static SPIC_ATTR(fanspeed, 0644);
2064
2065static struct attribute *spic_attributes[] = {
malattia@linux.it49a11de2007-04-09 19:28:56 +02002066 &spic_attr_bluetoothpower.attr,
malattia@linux.it9476cdf2007-04-28 23:21:42 +09002067 &spic_attr_wwanpower.attr,
malattia@linux.it49a11de2007-04-09 19:28:56 +02002068 &spic_attr_fanspeed.attr,
2069 NULL
2070};
2071
2072static struct attribute_group spic_attribute_group = {
2073 .attrs = spic_attributes
2074};
2075
malattia@linux.it7b153f32007-04-09 19:31:25 +02002076/******** SONYPI compatibility **********/
Mattia Dongilia64e62a2007-05-01 11:19:53 +09002077#ifdef CONFIG_SONYPI_COMPAT
malattia@linux.it7b153f32007-04-09 19:31:25 +02002078
2079/* battery / brightness / temperature addresses */
2080#define SONYPI_BAT_FLAGS 0x81
2081#define SONYPI_LCD_LIGHT 0x96
2082#define SONYPI_BAT1_PCTRM 0xa0
2083#define SONYPI_BAT1_LEFT 0xa2
2084#define SONYPI_BAT1_MAXRT 0xa4
2085#define SONYPI_BAT2_PCTRM 0xa8
2086#define SONYPI_BAT2_LEFT 0xaa
2087#define SONYPI_BAT2_MAXRT 0xac
2088#define SONYPI_BAT1_MAXTK 0xb0
2089#define SONYPI_BAT1_FULL 0xb2
2090#define SONYPI_BAT2_MAXTK 0xb8
2091#define SONYPI_BAT2_FULL 0xba
2092#define SONYPI_TEMP_STATUS 0xC1
2093
2094struct sonypi_compat_s {
2095 struct fasync_struct *fifo_async;
2096 struct kfifo *fifo;
2097 spinlock_t fifo_lock;
2098 wait_queue_head_t fifo_proc_list;
2099 atomic_t open_count;
2100};
2101static struct sonypi_compat_s sonypi_compat = {
2102 .open_count = ATOMIC_INIT(0),
2103};
2104
2105static int sonypi_misc_fasync(int fd, struct file *filp, int on)
2106{
2107 int retval;
2108
2109 retval = fasync_helper(fd, filp, on, &sonypi_compat.fifo_async);
2110 if (retval < 0)
2111 return retval;
2112 return 0;
2113}
2114
2115static int sonypi_misc_release(struct inode *inode, struct file *file)
2116{
malattia@linux.it7b153f32007-04-09 19:31:25 +02002117 atomic_dec(&sonypi_compat.open_count);
2118 return 0;
2119}
2120
2121static int sonypi_misc_open(struct inode *inode, struct file *file)
2122{
2123 /* Flush input queue on first open */
Arnd Bergmann0410e682008-05-20 19:16:45 +02002124 lock_kernel();
malattia@linux.it7b153f32007-04-09 19:31:25 +02002125 if (atomic_inc_return(&sonypi_compat.open_count) == 1)
2126 kfifo_reset(sonypi_compat.fifo);
Arnd Bergmann0410e682008-05-20 19:16:45 +02002127 unlock_kernel();
malattia@linux.it7b153f32007-04-09 19:31:25 +02002128 return 0;
2129}
2130
2131static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
2132 size_t count, loff_t *pos)
2133{
2134 ssize_t ret;
2135 unsigned char c;
2136
2137 if ((kfifo_len(sonypi_compat.fifo) == 0) &&
2138 (file->f_flags & O_NONBLOCK))
2139 return -EAGAIN;
2140
2141 ret = wait_event_interruptible(sonypi_compat.fifo_proc_list,
2142 kfifo_len(sonypi_compat.fifo) != 0);
2143 if (ret)
2144 return ret;
2145
2146 while (ret < count &&
2147 (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) {
2148 if (put_user(c, buf++))
2149 return -EFAULT;
2150 ret++;
2151 }
2152
2153 if (ret > 0) {
2154 struct inode *inode = file->f_path.dentry->d_inode;
2155 inode->i_atime = current_fs_time(inode->i_sb);
2156 }
2157
2158 return ret;
2159}
2160
2161static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
2162{
2163 poll_wait(file, &sonypi_compat.fifo_proc_list, wait);
2164 if (kfifo_len(sonypi_compat.fifo))
2165 return POLLIN | POLLRDNORM;
2166 return 0;
2167}
2168
2169static int ec_read16(u8 addr, u16 *value)
2170{
2171 u8 val_lb, val_hb;
2172 if (ec_read(addr, &val_lb))
2173 return -1;
2174 if (ec_read(addr + 1, &val_hb))
2175 return -1;
2176 *value = val_lb | (val_hb << 8);
2177 return 0;
2178}
2179
2180static int sonypi_misc_ioctl(struct inode *ip, struct file *fp,
2181 unsigned int cmd, unsigned long arg)
2182{
2183 int ret = 0;
2184 void __user *argp = (void __user *)arg;
2185 u8 val8;
2186 u16 val16;
2187 int value;
2188
malattia@linux.it9f9f0762007-04-28 23:19:36 +09002189 mutex_lock(&spic_dev.lock);
malattia@linux.it7b153f32007-04-09 19:31:25 +02002190 switch (cmd) {
2191 case SONYPI_IOCGBRT:
2192 if (sony_backlight_device == NULL) {
2193 ret = -EIO;
2194 break;
2195 }
2196 if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) {
2197 ret = -EIO;
2198 break;
2199 }
2200 val8 = ((value & 0xff) - 1) << 5;
2201 if (copy_to_user(argp, &val8, sizeof(val8)))
2202 ret = -EFAULT;
2203 break;
2204 case SONYPI_IOCSBRT:
2205 if (sony_backlight_device == NULL) {
2206 ret = -EIO;
2207 break;
2208 }
2209 if (copy_from_user(&val8, argp, sizeof(val8))) {
2210 ret = -EFAULT;
2211 break;
2212 }
2213 if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT",
2214 (val8 >> 5) + 1, NULL)) {
2215 ret = -EIO;
2216 break;
2217 }
2218 /* sync the backlight device status */
2219 sony_backlight_device->props.brightness =
2220 sony_backlight_get_brightness(sony_backlight_device);
2221 break;
2222 case SONYPI_IOCGBAT1CAP:
2223 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
2224 ret = -EIO;
2225 break;
2226 }
2227 if (copy_to_user(argp, &val16, sizeof(val16)))
2228 ret = -EFAULT;
2229 break;
2230 case SONYPI_IOCGBAT1REM:
2231 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
2232 ret = -EIO;
2233 break;
2234 }
2235 if (copy_to_user(argp, &val16, sizeof(val16)))
2236 ret = -EFAULT;
2237 break;
2238 case SONYPI_IOCGBAT2CAP:
2239 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
2240 ret = -EIO;
2241 break;
2242 }
2243 if (copy_to_user(argp, &val16, sizeof(val16)))
2244 ret = -EFAULT;
2245 break;
2246 case SONYPI_IOCGBAT2REM:
2247 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
2248 ret = -EIO;
2249 break;
2250 }
2251 if (copy_to_user(argp, &val16, sizeof(val16)))
2252 ret = -EFAULT;
2253 break;
2254 case SONYPI_IOCGBATFLAGS:
2255 if (ec_read(SONYPI_BAT_FLAGS, &val8)) {
2256 ret = -EIO;
2257 break;
2258 }
2259 val8 &= 0x07;
2260 if (copy_to_user(argp, &val8, sizeof(val8)))
2261 ret = -EFAULT;
2262 break;
2263 case SONYPI_IOCGBLUE:
2264 val8 = spic_dev.bluetooth_power;
2265 if (copy_to_user(argp, &val8, sizeof(val8)))
2266 ret = -EFAULT;
2267 break;
2268 case SONYPI_IOCSBLUE:
2269 if (copy_from_user(&val8, argp, sizeof(val8))) {
2270 ret = -EFAULT;
2271 break;
2272 }
malattia@linux.it9f9f0762007-04-28 23:19:36 +09002273 __sony_pic_set_bluetoothpower(val8);
malattia@linux.it7b153f32007-04-09 19:31:25 +02002274 break;
2275 /* FAN Controls */
2276 case SONYPI_IOCGFAN:
2277 if (sony_pic_get_fanspeed(&val8)) {
2278 ret = -EIO;
2279 break;
2280 }
2281 if (copy_to_user(argp, &val8, sizeof(val8)))
2282 ret = -EFAULT;
2283 break;
2284 case SONYPI_IOCSFAN:
2285 if (copy_from_user(&val8, argp, sizeof(val8))) {
2286 ret = -EFAULT;
2287 break;
2288 }
2289 if (sony_pic_set_fanspeed(val8))
2290 ret = -EIO;
2291 break;
2292 /* GET Temperature (useful under APM) */
2293 case SONYPI_IOCGTEMP:
2294 if (ec_read(SONYPI_TEMP_STATUS, &val8)) {
2295 ret = -EIO;
2296 break;
2297 }
2298 if (copy_to_user(argp, &val8, sizeof(val8)))
2299 ret = -EFAULT;
2300 break;
2301 default:
2302 ret = -EINVAL;
2303 }
malattia@linux.it9f9f0762007-04-28 23:19:36 +09002304 mutex_unlock(&spic_dev.lock);
malattia@linux.it7b153f32007-04-09 19:31:25 +02002305 return ret;
2306}
2307
2308static const struct file_operations sonypi_misc_fops = {
2309 .owner = THIS_MODULE,
2310 .read = sonypi_misc_read,
2311 .poll = sonypi_misc_poll,
2312 .open = sonypi_misc_open,
2313 .release = sonypi_misc_release,
2314 .fasync = sonypi_misc_fasync,
2315 .ioctl = sonypi_misc_ioctl,
2316};
2317
2318static struct miscdevice sonypi_misc_device = {
2319 .minor = MISC_DYNAMIC_MINOR,
2320 .name = "sonypi",
2321 .fops = &sonypi_misc_fops,
2322};
2323
2324static void sonypi_compat_report_event(u8 event)
2325{
2326 kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event));
2327 kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN);
2328 wake_up_interruptible(&sonypi_compat.fifo_proc_list);
2329}
2330
2331static int sonypi_compat_init(void)
2332{
2333 int error;
2334
2335 spin_lock_init(&sonypi_compat.fifo_lock);
2336 sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
2337 &sonypi_compat.fifo_lock);
2338 if (IS_ERR(sonypi_compat.fifo)) {
2339 printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
2340 return PTR_ERR(sonypi_compat.fifo);
2341 }
2342
2343 init_waitqueue_head(&sonypi_compat.fifo_proc_list);
malattia@linux.it7b153f32007-04-09 19:31:25 +02002344
2345 if (minor != -1)
2346 sonypi_misc_device.minor = minor;
2347 error = misc_register(&sonypi_misc_device);
2348 if (error) {
2349 printk(KERN_ERR DRV_PFX "misc_register failed\n");
2350 goto err_free_kfifo;
2351 }
2352 if (minor == -1)
malattia@linux.it5f3d2892007-04-28 23:18:45 +09002353 printk(KERN_INFO DRV_PFX "device allocated minor is %d\n",
malattia@linux.it7b153f32007-04-09 19:31:25 +02002354 sonypi_misc_device.minor);
2355
2356 return 0;
2357
2358err_free_kfifo:
2359 kfifo_free(sonypi_compat.fifo);
2360 return error;
2361}
2362
2363static void sonypi_compat_exit(void)
2364{
2365 misc_deregister(&sonypi_misc_device);
2366 kfifo_free(sonypi_compat.fifo);
2367}
2368#else
2369static int sonypi_compat_init(void) { return 0; }
2370static void sonypi_compat_exit(void) { }
2371static void sonypi_compat_report_event(u8 event) { }
Mattia Dongilia64e62a2007-05-01 11:19:53 +09002372#endif /* CONFIG_SONYPI_COMPAT */
malattia@linux.it7b153f32007-04-09 19:31:25 +02002373
malattia@linux.it1549ee62007-04-09 10:19:08 +02002374/*
malattia@linux.it33a04452007-04-09 19:26:03 +02002375 * ACPI callbacks
malattia@linux.it1549ee62007-04-09 10:19:08 +02002376 */
malattia@linux.it33a04452007-04-09 19:26:03 +02002377static acpi_status
2378sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
2379{
2380 u32 i;
2381 struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
2382
2383 switch (resource->type) {
2384 case ACPI_RESOURCE_TYPE_START_DEPENDENT:
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002385 {
2386 /* start IO enumeration */
2387 struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
2388 if (!ioport)
2389 return AE_ERROR;
2390
2391 list_add(&ioport->list, &dev->ioports);
2392 return AE_OK;
2393 }
2394
malattia@linux.it33a04452007-04-09 19:26:03 +02002395 case ACPI_RESOURCE_TYPE_END_DEPENDENT:
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002396 /* end IO enumeration */
malattia@linux.it33a04452007-04-09 19:26:03 +02002397 return AE_OK;
2398
2399 case ACPI_RESOURCE_TYPE_IRQ:
2400 {
2401 struct acpi_resource_irq *p = &resource->data.irq;
2402 struct sony_pic_irq *interrupt = NULL;
2403 if (!p || !p->interrupt_count) {
2404 /*
2405 * IRQ descriptors may have no IRQ# bits set,
2406 * particularly those those w/ _STA disabled
2407 */
2408 dprintk("Blank IRQ resource\n");
2409 return AE_OK;
2410 }
2411 for (i = 0; i < p->interrupt_count; i++) {
2412 if (!p->interrupts[i]) {
2413 printk(KERN_WARNING DRV_PFX
2414 "Invalid IRQ %d\n",
2415 p->interrupts[i]);
2416 continue;
2417 }
2418 interrupt = kzalloc(sizeof(*interrupt),
2419 GFP_KERNEL);
2420 if (!interrupt)
2421 return AE_ERROR;
2422
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002423 list_add(&interrupt->list, &dev->interrupts);
malattia@linux.it33a04452007-04-09 19:26:03 +02002424 interrupt->irq.triggering = p->triggering;
2425 interrupt->irq.polarity = p->polarity;
2426 interrupt->irq.sharable = p->sharable;
2427 interrupt->irq.interrupt_count = 1;
2428 interrupt->irq.interrupts[0] = p->interrupts[i];
2429 }
2430 return AE_OK;
2431 }
2432 case ACPI_RESOURCE_TYPE_IO:
2433 {
2434 struct acpi_resource_io *io = &resource->data.io;
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002435 struct sony_pic_ioport *ioport =
2436 list_first_entry(&dev->ioports, struct sony_pic_ioport, list);
malattia@linux.it33a04452007-04-09 19:26:03 +02002437 if (!io) {
2438 dprintk("Blank IO resource\n");
2439 return AE_OK;
2440 }
2441
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002442 if (!ioport->io1.minimum) {
2443 memcpy(&ioport->io1, io, sizeof(*io));
2444 dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum,
2445 ioport->io1.address_length);
2446 }
2447 else if (!ioport->io2.minimum) {
2448 memcpy(&ioport->io2, io, sizeof(*io));
2449 dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum,
2450 ioport->io2.address_length);
2451 }
2452 else {
2453 printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n");
malattia@linux.it33a04452007-04-09 19:26:03 +02002454 return AE_ERROR;
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002455 }
malattia@linux.it33a04452007-04-09 19:26:03 +02002456 return AE_OK;
2457 }
2458 default:
2459 dprintk("Resource %d isn't an IRQ nor an IO port\n",
2460 resource->type);
2461
2462 case ACPI_RESOURCE_TYPE_END_TAG:
2463 return AE_OK;
2464 }
2465 return AE_CTRL_TERMINATE;
2466}
2467
2468static int sony_pic_possible_resources(struct acpi_device *device)
2469{
2470 int result = 0;
2471 acpi_status status = AE_OK;
2472
2473 if (!device)
2474 return -EINVAL;
2475
2476 /* get device status */
2477 /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
2478 dprintk("Evaluating _STA\n");
2479 result = acpi_bus_get_status(device);
2480 if (result) {
2481 printk(KERN_WARNING DRV_PFX "Unable to read status\n");
2482 goto end;
2483 }
2484
2485 if (!device->status.enabled)
2486 dprintk("Device disabled\n");
2487 else
2488 dprintk("Device enabled\n");
2489
2490 /*
2491 * Query and parse 'method'
2492 */
2493 dprintk("Evaluating %s\n", METHOD_NAME__PRS);
2494 status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
2495 sony_pic_read_possible_resource, &spic_dev);
2496 if (ACPI_FAILURE(status)) {
2497 printk(KERN_WARNING DRV_PFX
2498 "Failure evaluating %s\n",
2499 METHOD_NAME__PRS);
2500 result = -ENODEV;
2501 }
2502end:
2503 return result;
2504}
2505
2506/*
2507 * Disable the spic device by calling its _DIS method
2508 */
2509static int sony_pic_disable(struct acpi_device *device)
2510{
Matthew Garrett6158d3a2008-10-29 14:01:03 -07002511 acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
2512 NULL);
2513
2514 if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
malattia@linux.it33a04452007-04-09 19:26:03 +02002515 return -ENXIO;
2516
2517 dprintk("Device disabled\n");
2518 return 0;
2519}
2520
2521
2522/*
2523 * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
2524 *
2525 * Call _SRS to set current resources
2526 */
2527static int sony_pic_enable(struct acpi_device *device,
2528 struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
2529{
2530 acpi_status status;
2531 int result = 0;
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002532 /* Type 1 resource layout is:
2533 * IO
2534 * IO
2535 * IRQNoFlags
2536 * End
2537 *
2538 * Type 2 and 3 resource layout is:
2539 * IO
2540 * IRQNoFlags
2541 * End
2542 */
malattia@linux.it33a04452007-04-09 19:26:03 +02002543 struct {
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002544 struct acpi_resource res1;
2545 struct acpi_resource res2;
2546 struct acpi_resource res3;
2547 struct acpi_resource res4;
malattia@linux.it33a04452007-04-09 19:26:03 +02002548 } *resource;
2549 struct acpi_buffer buffer = { 0, NULL };
2550
2551 if (!ioport || !irq)
2552 return -EINVAL;
2553
2554 /* init acpi_buffer */
2555 resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
2556 if (!resource)
2557 return -ENOMEM;
2558
2559 buffer.length = sizeof(*resource) + 1;
2560 buffer.pointer = resource;
2561
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002562 /* setup Type 1 resources */
Mattia Dongilide920432008-01-14 18:05:43 +09002563 if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
malattia@linux.it33a04452007-04-09 19:26:03 +02002564
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002565 /* setup io resources */
2566 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2567 resource->res1.length = sizeof(struct acpi_resource);
2568 memcpy(&resource->res1.data.io, &ioport->io1,
2569 sizeof(struct acpi_resource_io));
malattia@linux.it33a04452007-04-09 19:26:03 +02002570
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002571 resource->res2.type = ACPI_RESOURCE_TYPE_IO;
2572 resource->res2.length = sizeof(struct acpi_resource);
2573 memcpy(&resource->res2.data.io, &ioport->io2,
2574 sizeof(struct acpi_resource_io));
2575
2576 /* setup irq resource */
2577 resource->res3.type = ACPI_RESOURCE_TYPE_IRQ;
2578 resource->res3.length = sizeof(struct acpi_resource);
2579 memcpy(&resource->res3.data.irq, &irq->irq,
2580 sizeof(struct acpi_resource_irq));
2581 /* we requested a shared irq */
2582 resource->res3.data.irq.sharable = ACPI_SHARED;
2583
2584 resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG;
2585
2586 }
2587 /* setup Type 2/3 resources */
2588 else {
2589 /* setup io resource */
2590 resource->res1.type = ACPI_RESOURCE_TYPE_IO;
2591 resource->res1.length = sizeof(struct acpi_resource);
2592 memcpy(&resource->res1.data.io, &ioport->io1,
2593 sizeof(struct acpi_resource_io));
2594
2595 /* setup irq resource */
2596 resource->res2.type = ACPI_RESOURCE_TYPE_IRQ;
2597 resource->res2.length = sizeof(struct acpi_resource);
2598 memcpy(&resource->res2.data.irq, &irq->irq,
2599 sizeof(struct acpi_resource_irq));
2600 /* we requested a shared irq */
2601 resource->res2.data.irq.sharable = ACPI_SHARED;
2602
2603 resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG;
2604 }
malattia@linux.it33a04452007-04-09 19:26:03 +02002605
2606 /* Attempt to set the resource */
2607 dprintk("Evaluating _SRS\n");
2608 status = acpi_set_current_resources(device->handle, &buffer);
2609
2610 /* check for total failure */
2611 if (ACPI_FAILURE(status)) {
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002612 printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n");
malattia@linux.it33a04452007-04-09 19:26:03 +02002613 result = -ENODEV;
2614 goto end;
2615 }
2616
2617 /* Necessary device initializations calls (from sonypi) */
2618 sony_pic_call1(0x82);
2619 sony_pic_call2(0x81, 0xff);
2620 sony_pic_call1(compat ? 0x92 : 0x82);
2621
2622end:
2623 kfree(resource);
2624 return result;
2625}
2626
2627/*****************
2628 *
2629 * ISR: some event is available
2630 *
2631 *****************/
2632static irqreturn_t sony_pic_irq(int irq, void *dev_id)
2633{
2634 int i, j;
malattia@linux.it33a04452007-04-09 19:26:03 +02002635 u8 ev = 0;
2636 u8 data_mask = 0;
2637 u8 device_event = 0;
2638
2639 struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
2640
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002641 ev = inb_p(dev->cur_ioport->io1.minimum);
2642 if (dev->cur_ioport->io2.minimum)
2643 data_mask = inb_p(dev->cur_ioport->io2.minimum);
2644 else
Mattia Dongilide920432008-01-14 18:05:43 +09002645 data_mask = inb_p(dev->cur_ioport->io1.minimum +
2646 dev->control->evport_offset);
malattia@linux.it33a04452007-04-09 19:26:03 +02002647
Mattia Dongili22a17782007-07-16 02:34:39 +09002648 dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
Mattia Dongilide920432008-01-14 18:05:43 +09002649 ev, data_mask, dev->cur_ioport->io1.minimum,
2650 dev->control->evport_offset);
malattia@linux.it33a04452007-04-09 19:26:03 +02002651
2652 if (ev == 0x00 || ev == 0xff)
2653 return IRQ_HANDLED;
2654
Mattia Dongilide920432008-01-14 18:05:43 +09002655 for (i = 0; dev->control->event_types[i].mask; i++) {
malattia@linux.it33a04452007-04-09 19:26:03 +02002656
Mattia Dongilide920432008-01-14 18:05:43 +09002657 if ((data_mask & dev->control->event_types[i].data) !=
2658 dev->control->event_types[i].data)
malattia@linux.it33a04452007-04-09 19:26:03 +02002659 continue;
2660
Mattia Dongilide920432008-01-14 18:05:43 +09002661 if (!(mask & dev->control->event_types[i].mask))
malattia@linux.it33a04452007-04-09 19:26:03 +02002662 continue;
2663
Mattia Dongilide920432008-01-14 18:05:43 +09002664 for (j = 0; dev->control->event_types[i].events[j].event; j++) {
2665 if (ev == dev->control->event_types[i].events[j].data) {
malattia@linux.it33a04452007-04-09 19:26:03 +02002666 device_event =
Mattia Dongilide920432008-01-14 18:05:43 +09002667 dev->control->
2668 event_types[i].events[j].event;
malattia@linux.it33a04452007-04-09 19:26:03 +02002669 goto found;
2670 }
2671 }
2672 }
Mattia Dongili3eb87492008-01-14 18:05:45 +09002673 /* Still not able to decode the event try to pass
2674 * it over to the minidriver
2675 */
2676 if (dev->control->handle_irq &&
2677 dev->control->handle_irq(data_mask, ev) == 0)
2678 return IRQ_HANDLED;
2679
Mattia Dongilide920432008-01-14 18:05:43 +09002680 dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
2681 ev, data_mask, dev->cur_ioport->io1.minimum,
2682 dev->control->evport_offset);
malattia@linux.it33a04452007-04-09 19:26:03 +02002683 return IRQ_HANDLED;
2684
2685found:
malattia@linux.it1549ee62007-04-09 10:19:08 +02002686 sony_laptop_report_input_event(device_event);
Mattia Dongilide920432008-01-14 18:05:43 +09002687 acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event);
malattia@linux.it7b153f32007-04-09 19:31:25 +02002688 sonypi_compat_report_event(device_event);
malattia@linux.it33a04452007-04-09 19:26:03 +02002689
2690 return IRQ_HANDLED;
2691}
2692
2693/*****************
2694 *
2695 * ACPI driver
2696 *
2697 *****************/
2698static int sony_pic_remove(struct acpi_device *device, int type)
2699{
2700 struct sony_pic_ioport *io, *tmp_io;
2701 struct sony_pic_irq *irq, *tmp_irq;
2702
2703 if (sony_pic_disable(device)) {
2704 printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
2705 return -ENXIO;
2706 }
2707
2708 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002709 release_region(spic_dev.cur_ioport->io1.minimum,
2710 spic_dev.cur_ioport->io1.address_length);
2711 if (spic_dev.cur_ioport->io2.minimum)
2712 release_region(spic_dev.cur_ioport->io2.minimum,
2713 spic_dev.cur_ioport->io2.address_length);
malattia@linux.it33a04452007-04-09 19:26:03 +02002714
Mattia Dongili015a9162007-08-12 16:20:27 +09002715 sonypi_compat_exit();
2716
malattia@linux.it1549ee62007-04-09 10:19:08 +02002717 sony_laptop_remove_input();
malattia@linux.it33a04452007-04-09 19:26:03 +02002718
malattia@linux.it49a11de2007-04-09 19:28:56 +02002719 /* pf attrs */
2720 sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2721 sony_pf_remove();
2722
malattia@linux.it33a04452007-04-09 19:26:03 +02002723 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2724 list_del(&io->list);
2725 kfree(io);
2726 }
2727 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2728 list_del(&irq->list);
2729 kfree(irq);
2730 }
2731 spic_dev.cur_ioport = NULL;
2732 spic_dev.cur_irq = NULL;
2733
malattia@linux.itf6119b02007-04-09 19:31:06 +02002734 dprintk(SONY_PIC_DRIVER_NAME " removed.\n");
malattia@linux.it33a04452007-04-09 19:26:03 +02002735 return 0;
2736}
2737
2738static int sony_pic_add(struct acpi_device *device)
2739{
2740 int result;
2741 struct sony_pic_ioport *io, *tmp_io;
2742 struct sony_pic_irq *irq, *tmp_irq;
2743
malattia@linux.itf6119b02007-04-09 19:31:06 +02002744 printk(KERN_INFO DRV_PFX "%s v%s.\n",
2745 SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION);
malattia@linux.it33a04452007-04-09 19:26:03 +02002746
2747 spic_dev.acpi_dev = device;
2748 strcpy(acpi_device_class(device), "sony/hotkey");
Mattia Dongilide920432008-01-14 18:05:43 +09002749 sony_pic_detect_device_type(&spic_dev);
malattia@linux.it9f9f0762007-04-28 23:19:36 +09002750 mutex_init(&spic_dev.lock);
malattia@linux.it33a04452007-04-09 19:26:03 +02002751
2752 /* read _PRS resources */
2753 result = sony_pic_possible_resources(device);
2754 if (result) {
2755 printk(KERN_ERR DRV_PFX
2756 "Unabe to read possible resources.\n");
2757 goto err_free_resources;
2758 }
2759
2760 /* setup input devices and helper fifo */
Dmitry Torokhov2e4d2422007-11-21 14:15:53 -05002761 result = sony_laptop_setup_input(device);
malattia@linux.it33a04452007-04-09 19:26:03 +02002762 if (result) {
2763 printk(KERN_ERR DRV_PFX
2764 "Unabe to create input devices.\n");
2765 goto err_free_resources;
2766 }
2767
Mattia Dongili015a9162007-08-12 16:20:27 +09002768 if (sonypi_compat_init())
2769 goto err_remove_input;
2770
malattia@linux.it33a04452007-04-09 19:26:03 +02002771 /* request io port */
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002772 list_for_each_entry_reverse(io, &spic_dev.ioports, list) {
2773 if (request_region(io->io1.minimum, io->io1.address_length,
malattia@linux.it33a04452007-04-09 19:26:03 +02002774 "Sony Programable I/O Device")) {
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002775 dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n",
2776 io->io1.minimum, io->io1.maximum,
2777 io->io1.address_length);
2778 /* Type 1 have 2 ioports */
2779 if (io->io2.minimum) {
2780 if (request_region(io->io2.minimum,
2781 io->io2.address_length,
2782 "Sony Programable I/O Device")) {
2783 dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n",
2784 io->io2.minimum, io->io2.maximum,
2785 io->io2.address_length);
2786 spic_dev.cur_ioport = io;
2787 break;
2788 }
2789 else {
2790 dprintk("Unable to get I/O port2: "
2791 "0x%.4x (0x%.4x) + 0x%.2x\n",
2792 io->io2.minimum, io->io2.maximum,
2793 io->io2.address_length);
2794 release_region(io->io1.minimum,
2795 io->io1.address_length);
2796 }
2797 }
2798 else {
2799 spic_dev.cur_ioport = io;
2800 break;
2801 }
malattia@linux.it33a04452007-04-09 19:26:03 +02002802 }
2803 }
2804 if (!spic_dev.cur_ioport) {
2805 printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
2806 result = -ENODEV;
Mattia Dongili015a9162007-08-12 16:20:27 +09002807 goto err_remove_compat;
malattia@linux.it33a04452007-04-09 19:26:03 +02002808 }
2809
2810 /* request IRQ */
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002811 list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
malattia@linux.it33a04452007-04-09 19:26:03 +02002812 if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
2813 IRQF_SHARED, "sony-laptop", &spic_dev)) {
2814 dprintk("IRQ: %d - triggering: %d - "
2815 "polarity: %d - shr: %d\n",
2816 irq->irq.interrupts[0],
2817 irq->irq.triggering,
2818 irq->irq.polarity,
2819 irq->irq.sharable);
2820 spic_dev.cur_irq = irq;
2821 break;
2822 }
2823 }
2824 if (!spic_dev.cur_irq) {
2825 printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
2826 result = -ENODEV;
2827 goto err_release_region;
2828 }
2829
2830 /* set resource status _SRS */
2831 result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2832 if (result) {
2833 printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
2834 goto err_free_irq;
2835 }
2836
malattia@linux.it49a11de2007-04-09 19:28:56 +02002837 spic_dev.bluetooth_power = -1;
2838 /* create device attributes */
2839 result = sony_pf_add();
2840 if (result)
2841 goto err_disable_device;
2842
2843 result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group);
2844 if (result)
2845 goto err_remove_pf;
2846
malattia@linux.it33a04452007-04-09 19:26:03 +02002847 return 0;
2848
malattia@linux.it49a11de2007-04-09 19:28:56 +02002849err_remove_pf:
2850 sony_pf_remove();
2851
2852err_disable_device:
2853 sony_pic_disable(device);
2854
malattia@linux.it33a04452007-04-09 19:26:03 +02002855err_free_irq:
2856 free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
2857
2858err_release_region:
Mattia Dongilifd1caae2007-08-12 16:20:28 +09002859 release_region(spic_dev.cur_ioport->io1.minimum,
2860 spic_dev.cur_ioport->io1.address_length);
2861 if (spic_dev.cur_ioport->io2.minimum)
2862 release_region(spic_dev.cur_ioport->io2.minimum,
2863 spic_dev.cur_ioport->io2.address_length);
malattia@linux.it33a04452007-04-09 19:26:03 +02002864
Mattia Dongili015a9162007-08-12 16:20:27 +09002865err_remove_compat:
2866 sonypi_compat_exit();
2867
malattia@linux.it33a04452007-04-09 19:26:03 +02002868err_remove_input:
malattia@linux.it1549ee62007-04-09 10:19:08 +02002869 sony_laptop_remove_input();
malattia@linux.it33a04452007-04-09 19:26:03 +02002870
2871err_free_resources:
2872 list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
2873 list_del(&io->list);
2874 kfree(io);
2875 }
2876 list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
2877 list_del(&irq->list);
2878 kfree(irq);
2879 }
2880 spic_dev.cur_ioport = NULL;
2881 spic_dev.cur_irq = NULL;
2882
2883 return result;
2884}
2885
2886static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
2887{
2888 if (sony_pic_disable(device))
2889 return -ENXIO;
2890 return 0;
2891}
2892
2893static int sony_pic_resume(struct acpi_device *device)
2894{
2895 sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
2896 return 0;
2897}
2898
Thomas Renninger1ba90e32007-07-23 14:44:41 +02002899static const struct acpi_device_id sony_pic_device_ids[] = {
2900 {SONY_PIC_HID, 0},
2901 {"", 0},
2902};
2903
malattia@linux.it33a04452007-04-09 19:26:03 +02002904static struct acpi_driver sony_pic_driver = {
2905 .name = SONY_PIC_DRIVER_NAME,
2906 .class = SONY_PIC_CLASS,
Thomas Renninger1ba90e32007-07-23 14:44:41 +02002907 .ids = sony_pic_device_ids,
malattia@linux.it33a04452007-04-09 19:26:03 +02002908 .owner = THIS_MODULE,
2909 .ops = {
2910 .add = sony_pic_add,
2911 .remove = sony_pic_remove,
2912 .suspend = sony_pic_suspend,
2913 .resume = sony_pic_resume,
2914 },
2915};
2916
2917static struct dmi_system_id __initdata sonypi_dmi_table[] = {
2918 {
2919 .ident = "Sony Vaio",
2920 .matches = {
2921 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2922 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
2923 },
2924 },
2925 {
2926 .ident = "Sony Vaio",
2927 .matches = {
2928 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
2929 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
2930 },
2931 },
2932 { }
2933};
2934
malattia@linux.it59b19102007-04-09 10:19:04 +02002935static int __init sony_laptop_init(void)
Stelian Pop7f09c432007-01-13 23:04:31 +01002936{
malattia@linux.it33a04452007-04-09 19:26:03 +02002937 int result;
2938
2939 if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
2940 result = acpi_bus_register_driver(&sony_pic_driver);
2941 if (result) {
2942 printk(KERN_ERR DRV_PFX
2943 "Unable to register SPIC driver.");
2944 goto out;
2945 }
2946 }
2947
2948 result = acpi_bus_register_driver(&sony_nc_driver);
2949 if (result) {
2950 printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
2951 goto out_unregister_pic;
2952 }
2953
2954 return 0;
2955
2956out_unregister_pic:
2957 if (!no_spic)
2958 acpi_bus_unregister_driver(&sony_pic_driver);
2959out:
2960 return result;
Stelian Pop7f09c432007-01-13 23:04:31 +01002961}
2962
malattia@linux.it59b19102007-04-09 10:19:04 +02002963static void __exit sony_laptop_exit(void)
Stelian Pop7f09c432007-01-13 23:04:31 +01002964{
malattia@linux.it59b19102007-04-09 10:19:04 +02002965 acpi_bus_unregister_driver(&sony_nc_driver);
malattia@linux.it33a04452007-04-09 19:26:03 +02002966 if (!no_spic)
2967 acpi_bus_unregister_driver(&sony_pic_driver);
Stelian Pop7f09c432007-01-13 23:04:31 +01002968}
2969
malattia@linux.it59b19102007-04-09 10:19:04 +02002970module_init(sony_laptop_init);
2971module_exit(sony_laptop_exit);