Contents of /alx-src/tags/kernel26-2.6.12-alx-r9/drivers/char/sonypi.c
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Wed Mar 4 11:03:09 2009 UTC (15 years, 3 months ago) by niro
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Wed Mar 4 11:03:09 2009 UTC (15 years, 3 months ago) by niro
File MIME type: text/plain
File size: 38318 byte(s)
Tag kernel26-2.6.12-alx-r9
1 | /* |
2 | * Sony Programmable I/O Control Device driver for VAIO |
3 | * |
4 | * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net> |
5 | * |
6 | * Copyright (C) 2005 Narayanan R S <nars@kadamba.org> |
7 | * |
8 | * Copyright (C) 2001-2002 Alcôve <www.alcove.com> |
9 | * |
10 | * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au> |
11 | * |
12 | * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp> |
13 | * |
14 | * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp> |
15 | * |
16 | * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com> |
17 | * |
18 | * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras. |
19 | * |
20 | * This program is free software; you can redistribute it and/or modify |
21 | * it under the terms of the GNU General Public License as published by |
22 | * the Free Software Foundation; either version 2 of the License, or |
23 | * (at your option) any later version. |
24 | * |
25 | * This program is distributed in the hope that it will be useful, |
26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
28 | * GNU General Public License for more details. |
29 | * |
30 | * You should have received a copy of the GNU General Public License |
31 | * along with this program; if not, write to the Free Software |
32 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
33 | * |
34 | */ |
35 | |
36 | #include <linux/config.h> |
37 | #include <linux/module.h> |
38 | #include <linux/input.h> |
39 | #include <linux/pci.h> |
40 | #include <linux/sched.h> |
41 | #include <linux/init.h> |
42 | #include <linux/interrupt.h> |
43 | #include <linux/miscdevice.h> |
44 | #include <linux/poll.h> |
45 | #include <linux/delay.h> |
46 | #include <linux/wait.h> |
47 | #include <linux/acpi.h> |
48 | #include <linux/dmi.h> |
49 | #include <linux/err.h> |
50 | #include <linux/kfifo.h> |
51 | |
52 | #include <asm/uaccess.h> |
53 | #include <asm/io.h> |
54 | #include <asm/system.h> |
55 | |
56 | #include <linux/sonypi.h> |
57 | |
58 | #define SONYPI_DRIVER_VERSION "1.26" |
59 | |
60 | MODULE_AUTHOR("Stelian Pop <stelian@popies.net>"); |
61 | MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); |
62 | MODULE_LICENSE("GPL"); |
63 | MODULE_VERSION(SONYPI_DRIVER_VERSION); |
64 | |
65 | static int minor = -1; |
66 | module_param(minor, int, 0); |
67 | MODULE_PARM_DESC(minor, |
68 | "minor number of the misc device, default is -1 (automatic)"); |
69 | |
70 | static int verbose; /* = 0 */ |
71 | module_param(verbose, int, 0644); |
72 | MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); |
73 | |
74 | static int fnkeyinit; /* = 0 */ |
75 | module_param(fnkeyinit, int, 0444); |
76 | MODULE_PARM_DESC(fnkeyinit, |
77 | "set this if your Fn keys do not generate any event"); |
78 | |
79 | static int camera; /* = 0 */ |
80 | module_param(camera, int, 0444); |
81 | MODULE_PARM_DESC(camera, |
82 | "set this if you have a MotionEye camera (PictureBook series)"); |
83 | |
84 | static int compat; /* = 0 */ |
85 | module_param(compat, int, 0444); |
86 | MODULE_PARM_DESC(compat, |
87 | "set this if you want to enable backward compatibility mode"); |
88 | |
89 | static unsigned long mask = 0xffffffff; |
90 | module_param(mask, ulong, 0644); |
91 | MODULE_PARM_DESC(mask, |
92 | "set this to the mask of event you want to enable (see doc)"); |
93 | |
94 | static int useinput = 1; |
95 | module_param(useinput, int, 0444); |
96 | MODULE_PARM_DESC(useinput, |
97 | "set this if you would like sonypi to feed events to the input subsystem"); |
98 | |
99 | #define SONYPI_DEVICE_MODEL_TYPE1 1 |
100 | #define SONYPI_DEVICE_MODEL_TYPE2 2 |
101 | |
102 | /* type1 models use those */ |
103 | #define SONYPI_IRQ_PORT 0x8034 |
104 | #define SONYPI_IRQ_SHIFT 22 |
105 | #define SONYPI_BASE 0x50 |
106 | #define SONYPI_G10A (SONYPI_BASE+0x14) |
107 | #define SONYPI_TYPE1_REGION_SIZE 0x08 |
108 | #define SONYPI_TYPE1_EVTYPE_OFFSET 0x04 |
109 | |
110 | /* type2 series specifics */ |
111 | #define SONYPI_SIRQ 0x9b |
112 | #define SONYPI_SLOB 0x9c |
113 | #define SONYPI_SHIB 0x9d |
114 | #define SONYPI_TYPE2_REGION_SIZE 0x20 |
115 | #define SONYPI_TYPE2_EVTYPE_OFFSET 0x12 |
116 | |
117 | /* battery / brightness addresses */ |
118 | #define SONYPI_BAT_FLAGS 0x81 |
119 | #define SONYPI_LCD_LIGHT 0x96 |
120 | #define SONYPI_BAT1_PCTRM 0xa0 |
121 | #define SONYPI_BAT1_LEFT 0xa2 |
122 | #define SONYPI_BAT1_MAXRT 0xa4 |
123 | #define SONYPI_BAT2_PCTRM 0xa8 |
124 | #define SONYPI_BAT2_LEFT 0xaa |
125 | #define SONYPI_BAT2_MAXRT 0xac |
126 | #define SONYPI_BAT1_MAXTK 0xb0 |
127 | #define SONYPI_BAT1_FULL 0xb2 |
128 | #define SONYPI_BAT2_MAXTK 0xb8 |
129 | #define SONYPI_BAT2_FULL 0xba |
130 | |
131 | /* FAN0 information (reverse engineered from ACPI tables) */ |
132 | #define SONYPI_FAN0_STATUS 0x93 |
133 | #define SONYPI_TEMP_STATUS 0xC1 |
134 | |
135 | /* ioports used for brightness and type2 events */ |
136 | #define SONYPI_DATA_IOPORT 0x62 |
137 | #define SONYPI_CST_IOPORT 0x66 |
138 | |
139 | /* The set of possible ioports */ |
140 | struct sonypi_ioport_list { |
141 | u16 port1; |
142 | u16 port2; |
143 | }; |
144 | |
145 | static struct sonypi_ioport_list sonypi_type1_ioport_list[] = { |
146 | { 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */ |
147 | { 0x1080, 0x1084 }, |
148 | { 0x1090, 0x1094 }, |
149 | { 0x10a0, 0x10a4 }, |
150 | { 0x10b0, 0x10b4 }, |
151 | { 0x0, 0x0 } |
152 | }; |
153 | |
154 | static struct sonypi_ioport_list sonypi_type2_ioport_list[] = { |
155 | { 0x1080, 0x1084 }, |
156 | { 0x10a0, 0x10a4 }, |
157 | { 0x10c0, 0x10c4 }, |
158 | { 0x10e0, 0x10e4 }, |
159 | { 0x0, 0x0 } |
160 | }; |
161 | |
162 | /* The set of possible interrupts */ |
163 | struct sonypi_irq_list { |
164 | u16 irq; |
165 | u16 bits; |
166 | }; |
167 | |
168 | static struct sonypi_irq_list sonypi_type1_irq_list[] = { |
169 | { 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */ |
170 | { 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */ |
171 | { 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */ |
172 | { 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */ |
173 | }; |
174 | |
175 | static struct sonypi_irq_list sonypi_type2_irq_list[] = { |
176 | { 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */ |
177 | { 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */ |
178 | { 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */ |
179 | { 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */ |
180 | { 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */ |
181 | }; |
182 | |
183 | #define SONYPI_CAMERA_BRIGHTNESS 0 |
184 | #define SONYPI_CAMERA_CONTRAST 1 |
185 | #define SONYPI_CAMERA_HUE 2 |
186 | #define SONYPI_CAMERA_COLOR 3 |
187 | #define SONYPI_CAMERA_SHARPNESS 4 |
188 | |
189 | #define SONYPI_CAMERA_PICTURE 5 |
190 | #define SONYPI_CAMERA_EXPOSURE_MASK 0xC |
191 | #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 |
192 | #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 |
193 | #define SONYPI_CAMERA_MUTE_MASK 0x40 |
194 | |
195 | /* the rest don't need a loop until not 0xff */ |
196 | #define SONYPI_CAMERA_AGC 6 |
197 | #define SONYPI_CAMERA_AGC_MASK 0x30 |
198 | #define SONYPI_CAMERA_SHUTTER_MASK 0x7 |
199 | |
200 | #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 |
201 | #define SONYPI_CAMERA_CONTROL 0x10 |
202 | |
203 | #define SONYPI_CAMERA_STATUS 7 |
204 | #define SONYPI_CAMERA_STATUS_READY 0x2 |
205 | #define SONYPI_CAMERA_STATUS_POSITION 0x4 |
206 | |
207 | #define SONYPI_DIRECTION_BACKWARDS 0x4 |
208 | |
209 | #define SONYPI_CAMERA_REVISION 8 |
210 | #define SONYPI_CAMERA_ROMVERSION 9 |
211 | |
212 | /* Event masks */ |
213 | #define SONYPI_JOGGER_MASK 0x00000001 |
214 | #define SONYPI_CAPTURE_MASK 0x00000002 |
215 | #define SONYPI_FNKEY_MASK 0x00000004 |
216 | #define SONYPI_BLUETOOTH_MASK 0x00000008 |
217 | #define SONYPI_PKEY_MASK 0x00000010 |
218 | #define SONYPI_BACK_MASK 0x00000020 |
219 | #define SONYPI_HELP_MASK 0x00000040 |
220 | #define SONYPI_LID_MASK 0x00000080 |
221 | #define SONYPI_ZOOM_MASK 0x00000100 |
222 | #define SONYPI_THUMBPHRASE_MASK 0x00000200 |
223 | #define SONYPI_MEYE_MASK 0x00000400 |
224 | #define SONYPI_MEMORYSTICK_MASK 0x00000800 |
225 | #define SONYPI_BATTERY_MASK 0x00001000 |
226 | |
227 | struct sonypi_event { |
228 | u8 data; |
229 | u8 event; |
230 | }; |
231 | |
232 | /* The set of possible button release events */ |
233 | static struct sonypi_event sonypi_releaseev[] = { |
234 | { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, |
235 | { 0, 0 } |
236 | }; |
237 | |
238 | /* The set of possible jogger events */ |
239 | static struct sonypi_event sonypi_joggerev[] = { |
240 | { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, |
241 | { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, |
242 | { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, |
243 | { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, |
244 | { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, |
245 | { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, |
246 | { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, |
247 | { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, |
248 | { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, |
249 | { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, |
250 | { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, |
251 | { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, |
252 | { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, |
253 | { 0, 0 } |
254 | }; |
255 | |
256 | /* The set of possible capture button events */ |
257 | static struct sonypi_event sonypi_captureev[] = { |
258 | { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, |
259 | { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, |
260 | { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, |
261 | { 0, 0 } |
262 | }; |
263 | |
264 | /* The set of possible fnkeys events */ |
265 | static struct sonypi_event sonypi_fnkeyev[] = { |
266 | { 0x10, SONYPI_EVENT_FNKEY_ESC }, |
267 | { 0x11, SONYPI_EVENT_FNKEY_F1 }, |
268 | { 0x12, SONYPI_EVENT_FNKEY_F2 }, |
269 | { 0x13, SONYPI_EVENT_FNKEY_F3 }, |
270 | { 0x14, SONYPI_EVENT_FNKEY_F4 }, |
271 | { 0x15, SONYPI_EVENT_FNKEY_F5 }, |
272 | { 0x16, SONYPI_EVENT_FNKEY_F6 }, |
273 | { 0x17, SONYPI_EVENT_FNKEY_F7 }, |
274 | { 0x18, SONYPI_EVENT_FNKEY_F8 }, |
275 | { 0x19, SONYPI_EVENT_FNKEY_F9 }, |
276 | { 0x1a, SONYPI_EVENT_FNKEY_F10 }, |
277 | { 0x1b, SONYPI_EVENT_FNKEY_F11 }, |
278 | { 0x1c, SONYPI_EVENT_FNKEY_F12 }, |
279 | { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, |
280 | { 0x21, SONYPI_EVENT_FNKEY_1 }, |
281 | { 0x22, SONYPI_EVENT_FNKEY_2 }, |
282 | { 0x31, SONYPI_EVENT_FNKEY_D }, |
283 | { 0x32, SONYPI_EVENT_FNKEY_E }, |
284 | { 0x33, SONYPI_EVENT_FNKEY_F }, |
285 | { 0x34, SONYPI_EVENT_FNKEY_S }, |
286 | { 0x35, SONYPI_EVENT_FNKEY_B }, |
287 | { 0x36, SONYPI_EVENT_FNKEY_ONLY }, |
288 | { 0, 0 } |
289 | }; |
290 | |
291 | /* The set of possible program key events */ |
292 | static struct sonypi_event sonypi_pkeyev[] = { |
293 | { 0x01, SONYPI_EVENT_PKEY_P1 }, |
294 | { 0x02, SONYPI_EVENT_PKEY_P2 }, |
295 | { 0x04, SONYPI_EVENT_PKEY_P3 }, |
296 | { 0x5c, SONYPI_EVENT_PKEY_P1 }, |
297 | { 0, 0 } |
298 | }; |
299 | |
300 | /* The set of possible bluetooth events */ |
301 | static struct sonypi_event sonypi_blueev[] = { |
302 | { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, |
303 | { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, |
304 | { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, |
305 | { 0, 0 } |
306 | }; |
307 | |
308 | /* The set of possible back button events */ |
309 | static struct sonypi_event sonypi_backev[] = { |
310 | { 0x20, SONYPI_EVENT_BACK_PRESSED }, |
311 | { 0, 0 } |
312 | }; |
313 | |
314 | /* The set of possible help button events */ |
315 | static struct sonypi_event sonypi_helpev[] = { |
316 | { 0x3b, SONYPI_EVENT_HELP_PRESSED }, |
317 | { 0, 0 } |
318 | }; |
319 | |
320 | |
321 | /* The set of possible lid events */ |
322 | static struct sonypi_event sonypi_lidev[] = { |
323 | { 0x51, SONYPI_EVENT_LID_CLOSED }, |
324 | { 0x50, SONYPI_EVENT_LID_OPENED }, |
325 | { 0, 0 } |
326 | }; |
327 | |
328 | /* The set of possible zoom events */ |
329 | static struct sonypi_event sonypi_zoomev[] = { |
330 | { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, |
331 | { 0, 0 } |
332 | }; |
333 | |
334 | /* The set of possible thumbphrase events */ |
335 | static struct sonypi_event sonypi_thumbphraseev[] = { |
336 | { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, |
337 | { 0, 0 } |
338 | }; |
339 | |
340 | /* The set of possible motioneye camera events */ |
341 | static struct sonypi_event sonypi_meyeev[] = { |
342 | { 0x00, SONYPI_EVENT_MEYE_FACE }, |
343 | { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, |
344 | { 0, 0 } |
345 | }; |
346 | |
347 | /* The set of possible memorystick events */ |
348 | static struct sonypi_event sonypi_memorystickev[] = { |
349 | { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, |
350 | { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, |
351 | { 0, 0 } |
352 | }; |
353 | |
354 | /* The set of possible battery events */ |
355 | static struct sonypi_event sonypi_batteryev[] = { |
356 | { 0x20, SONYPI_EVENT_BATTERY_INSERT }, |
357 | { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, |
358 | { 0, 0 } |
359 | }; |
360 | |
361 | static struct sonypi_eventtypes { |
362 | int model; |
363 | u8 data; |
364 | unsigned long mask; |
365 | struct sonypi_event * events; |
366 | } sonypi_eventtypes[] = { |
367 | { SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev }, |
368 | { SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, |
369 | { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev }, |
370 | { SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, |
371 | { SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, |
372 | { SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, |
373 | { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, |
374 | { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, |
375 | { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, |
376 | { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, |
377 | |
378 | { SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev }, |
379 | { SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev }, |
380 | { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, |
381 | { SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, |
382 | { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, |
383 | { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, |
384 | { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, |
385 | { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev }, |
386 | { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_HELP_MASK, sonypi_helpev }, |
387 | { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev }, |
388 | { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, |
389 | { SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, |
390 | { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, |
391 | { SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, |
392 | { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, |
393 | |
394 | { 0 } |
395 | }; |
396 | |
397 | #define SONYPI_BUF_SIZE 128 |
398 | |
399 | /* The name of the devices for the input device drivers */ |
400 | #define SONYPI_JOG_INPUTNAME "Sony Vaio Jogdial" |
401 | #define SONYPI_KEY_INPUTNAME "Sony Vaio Keys" |
402 | |
403 | /* Correspondance table between sonypi events and input layer events */ |
404 | static struct { |
405 | int sonypiev; |
406 | int inputev; |
407 | } sonypi_inputkeys[] = { |
408 | { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA }, |
409 | { SONYPI_EVENT_FNKEY_ONLY, KEY_FN }, |
410 | { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC }, |
411 | { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 }, |
412 | { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 }, |
413 | { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 }, |
414 | { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 }, |
415 | { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 }, |
416 | { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 }, |
417 | { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 }, |
418 | { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 }, |
419 | { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 }, |
420 | { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 }, |
421 | { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 }, |
422 | { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 }, |
423 | { SONYPI_EVENT_FNKEY_1, KEY_FN_1 }, |
424 | { SONYPI_EVENT_FNKEY_2, KEY_FN_2 }, |
425 | { SONYPI_EVENT_FNKEY_D, KEY_FN_D }, |
426 | { SONYPI_EVENT_FNKEY_E, KEY_FN_E }, |
427 | { SONYPI_EVENT_FNKEY_F, KEY_FN_F }, |
428 | { SONYPI_EVENT_FNKEY_S, KEY_FN_S }, |
429 | { SONYPI_EVENT_FNKEY_B, KEY_FN_B }, |
430 | { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE }, |
431 | { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE }, |
432 | { SONYPI_EVENT_PKEY_P1, KEY_PROG1 }, |
433 | { SONYPI_EVENT_PKEY_P2, KEY_PROG2 }, |
434 | { SONYPI_EVENT_PKEY_P3, KEY_PROG3 }, |
435 | { SONYPI_EVENT_BACK_PRESSED, KEY_BACK }, |
436 | { SONYPI_EVENT_HELP_PRESSED, KEY_HELP }, |
437 | { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM }, |
438 | { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB }, |
439 | { 0, 0 }, |
440 | }; |
441 | |
442 | static struct sonypi_device { |
443 | struct pci_dev *dev; |
444 | struct platform_device *pdev; |
445 | u16 irq; |
446 | u16 bits; |
447 | u16 ioport1; |
448 | u16 ioport2; |
449 | u16 region_size; |
450 | u16 evtype_offset; |
451 | int camera_power; |
452 | int bluetooth_power; |
453 | struct semaphore lock; |
454 | struct kfifo *fifo; |
455 | spinlock_t fifo_lock; |
456 | wait_queue_head_t fifo_proc_list; |
457 | struct fasync_struct *fifo_async; |
458 | int open_count; |
459 | int model; |
460 | struct input_dev input_jog_dev; |
461 | struct input_dev input_key_dev; |
462 | struct work_struct input_work; |
463 | struct kfifo *input_fifo; |
464 | spinlock_t input_fifo_lock; |
465 | } sonypi_device; |
466 | |
467 | #define ITERATIONS_LONG 10000 |
468 | #define ITERATIONS_SHORT 10 |
469 | |
470 | #define wait_on_command(quiet, command, iterations) { \ |
471 | unsigned int n = iterations; \ |
472 | while (--n && (command)) \ |
473 | udelay(1); \ |
474 | if (!n && (verbose || !quiet)) \ |
475 | printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __FUNCTION__, __LINE__); \ |
476 | } |
477 | |
478 | #ifdef CONFIG_ACPI |
479 | #define SONYPI_ACPI_ACTIVE (!acpi_disabled) |
480 | #else |
481 | #define SONYPI_ACPI_ACTIVE 0 |
482 | #endif /* CONFIG_ACPI */ |
483 | |
484 | static int sonypi_ec_write(u8 addr, u8 value) |
485 | { |
486 | #ifdef CONFIG_ACPI_EC |
487 | if (SONYPI_ACPI_ACTIVE) |
488 | return ec_write(addr, value); |
489 | #endif |
490 | wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); |
491 | outb_p(0x81, SONYPI_CST_IOPORT); |
492 | wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); |
493 | outb_p(addr, SONYPI_DATA_IOPORT); |
494 | wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); |
495 | outb_p(value, SONYPI_DATA_IOPORT); |
496 | wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); |
497 | return 0; |
498 | } |
499 | |
500 | static int sonypi_ec_read(u8 addr, u8 *value) |
501 | { |
502 | #ifdef CONFIG_ACPI_EC |
503 | if (SONYPI_ACPI_ACTIVE) |
504 | return ec_read(addr, value); |
505 | #endif |
506 | wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); |
507 | outb_p(0x80, SONYPI_CST_IOPORT); |
508 | wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); |
509 | outb_p(addr, SONYPI_DATA_IOPORT); |
510 | wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); |
511 | *value = inb_p(SONYPI_DATA_IOPORT); |
512 | return 0; |
513 | } |
514 | |
515 | static int ec_read16(u8 addr, u16 *value) |
516 | { |
517 | u8 val_lb, val_hb; |
518 | if (sonypi_ec_read(addr, &val_lb)) |
519 | return -1; |
520 | if (sonypi_ec_read(addr + 1, &val_hb)) |
521 | return -1; |
522 | *value = val_lb | (val_hb << 8); |
523 | return 0; |
524 | } |
525 | |
526 | /* Initializes the device - this comes from the AML code in the ACPI bios */ |
527 | static void sonypi_type1_srs(void) |
528 | { |
529 | u32 v; |
530 | |
531 | pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); |
532 | v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1); |
533 | pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); |
534 | |
535 | pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); |
536 | v = (v & 0xFFF0FFFF) | |
537 | (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16); |
538 | pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); |
539 | |
540 | v = inl(SONYPI_IRQ_PORT); |
541 | v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT); |
542 | v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT); |
543 | outl(v, SONYPI_IRQ_PORT); |
544 | |
545 | pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); |
546 | v = (v & 0xFF1FFFFF) | 0x00C00000; |
547 | pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); |
548 | } |
549 | |
550 | static void sonypi_type2_srs(void) |
551 | { |
552 | if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8)) |
553 | printk(KERN_WARNING "ec_write failed\n"); |
554 | if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF)) |
555 | printk(KERN_WARNING "ec_write failed\n"); |
556 | if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits)) |
557 | printk(KERN_WARNING "ec_write failed\n"); |
558 | udelay(10); |
559 | } |
560 | |
561 | /* Disables the device - this comes from the AML code in the ACPI bios */ |
562 | static void sonypi_type1_dis(void) |
563 | { |
564 | u32 v; |
565 | |
566 | pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); |
567 | v = v & 0xFF3FFFFF; |
568 | pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); |
569 | |
570 | v = inl(SONYPI_IRQ_PORT); |
571 | v |= (0x3 << SONYPI_IRQ_SHIFT); |
572 | outl(v, SONYPI_IRQ_PORT); |
573 | } |
574 | |
575 | static void sonypi_type2_dis(void) |
576 | { |
577 | if (sonypi_ec_write(SONYPI_SHIB, 0)) |
578 | printk(KERN_WARNING "ec_write failed\n"); |
579 | if (sonypi_ec_write(SONYPI_SLOB, 0)) |
580 | printk(KERN_WARNING "ec_write failed\n"); |
581 | if (sonypi_ec_write(SONYPI_SIRQ, 0)) |
582 | printk(KERN_WARNING "ec_write failed\n"); |
583 | } |
584 | |
585 | static u8 sonypi_call1(u8 dev) |
586 | { |
587 | u8 v1, v2; |
588 | |
589 | wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); |
590 | outb(dev, sonypi_device.ioport2); |
591 | v1 = inb_p(sonypi_device.ioport2); |
592 | v2 = inb_p(sonypi_device.ioport1); |
593 | return v2; |
594 | } |
595 | |
596 | static u8 sonypi_call2(u8 dev, u8 fn) |
597 | { |
598 | u8 v1; |
599 | |
600 | wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); |
601 | outb(dev, sonypi_device.ioport2); |
602 | wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); |
603 | outb(fn, sonypi_device.ioport1); |
604 | v1 = inb_p(sonypi_device.ioport1); |
605 | return v1; |
606 | } |
607 | |
608 | static u8 sonypi_call3(u8 dev, u8 fn, u8 v) |
609 | { |
610 | u8 v1; |
611 | |
612 | wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); |
613 | outb(dev, sonypi_device.ioport2); |
614 | wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); |
615 | outb(fn, sonypi_device.ioport1); |
616 | wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); |
617 | outb(v, sonypi_device.ioport1); |
618 | v1 = inb_p(sonypi_device.ioport1); |
619 | return v1; |
620 | } |
621 | |
622 | #if 0 |
623 | /* Get brightness, hue etc. Unreliable... */ |
624 | static u8 sonypi_read(u8 fn) |
625 | { |
626 | u8 v1, v2; |
627 | int n = 100; |
628 | |
629 | while (n--) { |
630 | v1 = sonypi_call2(0x8f, fn); |
631 | v2 = sonypi_call2(0x8f, fn); |
632 | if (v1 == v2 && v1 != 0xff) |
633 | return v1; |
634 | } |
635 | return 0xff; |
636 | } |
637 | #endif |
638 | |
639 | /* Set brightness, hue etc */ |
640 | static void sonypi_set(u8 fn, u8 v) |
641 | { |
642 | wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT); |
643 | } |
644 | |
645 | /* Tests if the camera is ready */ |
646 | static int sonypi_camera_ready(void) |
647 | { |
648 | u8 v; |
649 | |
650 | v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); |
651 | return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); |
652 | } |
653 | |
654 | /* Turns the camera off */ |
655 | static void sonypi_camera_off(void) |
656 | { |
657 | sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK); |
658 | |
659 | if (!sonypi_device.camera_power) |
660 | return; |
661 | |
662 | sonypi_call2(0x91, 0); |
663 | sonypi_device.camera_power = 0; |
664 | } |
665 | |
666 | /* Turns the camera on */ |
667 | static void sonypi_camera_on(void) |
668 | { |
669 | int i, j; |
670 | |
671 | if (sonypi_device.camera_power) |
672 | return; |
673 | |
674 | for (j = 5; j > 0; j--) { |
675 | |
676 | while (sonypi_call2(0x91, 0x1)) |
677 | msleep(10); |
678 | sonypi_call1(0x93); |
679 | |
680 | for (i = 400; i > 0; i--) { |
681 | if (sonypi_camera_ready()) |
682 | break; |
683 | msleep(10); |
684 | } |
685 | if (i) |
686 | break; |
687 | } |
688 | |
689 | if (j == 0) { |
690 | printk(KERN_WARNING "sonypi: failed to power on camera\n"); |
691 | return; |
692 | } |
693 | |
694 | sonypi_set(0x10, 0x5a); |
695 | sonypi_device.camera_power = 1; |
696 | } |
697 | |
698 | /* sets the bluetooth subsystem power state */ |
699 | static void sonypi_setbluetoothpower(u8 state) |
700 | { |
701 | state = !!state; |
702 | |
703 | if (sonypi_device.bluetooth_power == state) |
704 | return; |
705 | |
706 | sonypi_call2(0x96, state); |
707 | sonypi_call1(0x82); |
708 | sonypi_device.bluetooth_power = state; |
709 | } |
710 | |
711 | static void input_keyrelease(void *data) |
712 | { |
713 | struct input_dev *input_dev; |
714 | int key; |
715 | |
716 | while (1) { |
717 | if (kfifo_get(sonypi_device.input_fifo, |
718 | (unsigned char *)&input_dev, |
719 | sizeof(input_dev)) != sizeof(input_dev)) |
720 | return; |
721 | if (kfifo_get(sonypi_device.input_fifo, |
722 | (unsigned char *)&key, |
723 | sizeof(key)) != sizeof(key)) |
724 | return; |
725 | |
726 | msleep(10); |
727 | input_report_key(input_dev, key, 0); |
728 | input_sync(input_dev); |
729 | } |
730 | } |
731 | |
732 | /* Interrupt handler: some event is available */ |
733 | static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) |
734 | { |
735 | u8 v1, v2, event = 0; |
736 | int i, j; |
737 | |
738 | v1 = inb_p(sonypi_device.ioport1); |
739 | v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset); |
740 | |
741 | for (i = 0; sonypi_eventtypes[i].model; i++) { |
742 | if (sonypi_device.model != sonypi_eventtypes[i].model) |
743 | continue; |
744 | if ((v2 & sonypi_eventtypes[i].data) != |
745 | sonypi_eventtypes[i].data) |
746 | continue; |
747 | if (!(mask & sonypi_eventtypes[i].mask)) |
748 | continue; |
749 | for (j = 0; sonypi_eventtypes[i].events[j].event; j++) { |
750 | if (v1 == sonypi_eventtypes[i].events[j].data) { |
751 | event = sonypi_eventtypes[i].events[j].event; |
752 | goto found; |
753 | } |
754 | } |
755 | } |
756 | |
757 | if (verbose) |
758 | printk(KERN_WARNING |
759 | "sonypi: unknown event port1=0x%02x,port2=0x%02x\n", |
760 | v1, v2); |
761 | /* We need to return IRQ_HANDLED here because there *are* |
762 | * events belonging to the sonypi device we don't know about, |
763 | * but we still don't want those to pollute the logs... */ |
764 | return IRQ_HANDLED; |
765 | |
766 | found: |
767 | if (verbose > 1) |
768 | printk(KERN_INFO |
769 | "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); |
770 | |
771 | if (useinput) { |
772 | struct input_dev *input_jog_dev = &sonypi_device.input_jog_dev; |
773 | struct input_dev *input_key_dev = &sonypi_device.input_key_dev; |
774 | switch (event) { |
775 | case SONYPI_EVENT_JOGDIAL_UP: |
776 | case SONYPI_EVENT_JOGDIAL_UP_PRESSED: |
777 | input_report_rel(input_jog_dev, REL_WHEEL, 1); |
778 | break; |
779 | case SONYPI_EVENT_JOGDIAL_DOWN: |
780 | case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: |
781 | input_report_rel(input_jog_dev, REL_WHEEL, -1); |
782 | break; |
783 | case SONYPI_EVENT_JOGDIAL_PRESSED: { |
784 | int key = BTN_MIDDLE; |
785 | input_report_key(input_jog_dev, key, 1); |
786 | kfifo_put(sonypi_device.input_fifo, |
787 | (unsigned char *)&input_jog_dev, |
788 | sizeof(input_jog_dev)); |
789 | kfifo_put(sonypi_device.input_fifo, |
790 | (unsigned char *)&key, sizeof(key)); |
791 | break; |
792 | } |
793 | case SONYPI_EVENT_FNKEY_RELEASED: |
794 | /* Nothing, not all VAIOs generate this event */ |
795 | break; |
796 | } |
797 | input_sync(input_jog_dev); |
798 | |
799 | for (i = 0; sonypi_inputkeys[i].sonypiev; i++) { |
800 | int key; |
801 | |
802 | if (event != sonypi_inputkeys[i].sonypiev) |
803 | continue; |
804 | |
805 | key = sonypi_inputkeys[i].inputev; |
806 | input_report_key(input_key_dev, key, 1); |
807 | kfifo_put(sonypi_device.input_fifo, |
808 | (unsigned char *)&input_key_dev, |
809 | sizeof(input_key_dev)); |
810 | kfifo_put(sonypi_device.input_fifo, |
811 | (unsigned char *)&key, sizeof(key)); |
812 | } |
813 | input_sync(input_key_dev); |
814 | schedule_work(&sonypi_device.input_work); |
815 | } |
816 | |
817 | kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); |
818 | kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); |
819 | wake_up_interruptible(&sonypi_device.fifo_proc_list); |
820 | |
821 | return IRQ_HANDLED; |
822 | } |
823 | |
824 | /* External camera command (exported to the motion eye v4l driver) */ |
825 | int sonypi_camera_command(int command, u8 value) |
826 | { |
827 | if (!camera) |
828 | return -EIO; |
829 | |
830 | down(&sonypi_device.lock); |
831 | |
832 | switch (command) { |
833 | case SONYPI_COMMAND_SETCAMERA: |
834 | if (value) |
835 | sonypi_camera_on(); |
836 | else |
837 | sonypi_camera_off(); |
838 | break; |
839 | case SONYPI_COMMAND_SETCAMERABRIGHTNESS: |
840 | sonypi_set(SONYPI_CAMERA_BRIGHTNESS, value); |
841 | break; |
842 | case SONYPI_COMMAND_SETCAMERACONTRAST: |
843 | sonypi_set(SONYPI_CAMERA_CONTRAST, value); |
844 | break; |
845 | case SONYPI_COMMAND_SETCAMERAHUE: |
846 | sonypi_set(SONYPI_CAMERA_HUE, value); |
847 | break; |
848 | case SONYPI_COMMAND_SETCAMERACOLOR: |
849 | sonypi_set(SONYPI_CAMERA_COLOR, value); |
850 | break; |
851 | case SONYPI_COMMAND_SETCAMERASHARPNESS: |
852 | sonypi_set(SONYPI_CAMERA_SHARPNESS, value); |
853 | break; |
854 | case SONYPI_COMMAND_SETCAMERAPICTURE: |
855 | sonypi_set(SONYPI_CAMERA_PICTURE, value); |
856 | break; |
857 | case SONYPI_COMMAND_SETCAMERAAGC: |
858 | sonypi_set(SONYPI_CAMERA_AGC, value); |
859 | break; |
860 | default: |
861 | printk(KERN_ERR "sonypi: sonypi_camera_command invalid: %d\n", |
862 | command); |
863 | break; |
864 | } |
865 | up(&sonypi_device.lock); |
866 | return 0; |
867 | } |
868 | |
869 | EXPORT_SYMBOL(sonypi_camera_command); |
870 | |
871 | static int sonypi_misc_fasync(int fd, struct file *filp, int on) |
872 | { |
873 | int retval; |
874 | |
875 | retval = fasync_helper(fd, filp, on, &sonypi_device.fifo_async); |
876 | if (retval < 0) |
877 | return retval; |
878 | return 0; |
879 | } |
880 | |
881 | static int sonypi_misc_release(struct inode *inode, struct file *file) |
882 | { |
883 | sonypi_misc_fasync(-1, file, 0); |
884 | down(&sonypi_device.lock); |
885 | sonypi_device.open_count--; |
886 | up(&sonypi_device.lock); |
887 | return 0; |
888 | } |
889 | |
890 | static int sonypi_misc_open(struct inode *inode, struct file *file) |
891 | { |
892 | down(&sonypi_device.lock); |
893 | /* Flush input queue on first open */ |
894 | if (!sonypi_device.open_count) |
895 | kfifo_reset(sonypi_device.fifo); |
896 | sonypi_device.open_count++; |
897 | up(&sonypi_device.lock); |
898 | return 0; |
899 | } |
900 | |
901 | static ssize_t sonypi_misc_read(struct file *file, char __user *buf, |
902 | size_t count, loff_t *pos) |
903 | { |
904 | ssize_t ret; |
905 | unsigned char c; |
906 | |
907 | if ((kfifo_len(sonypi_device.fifo) == 0) && |
908 | (file->f_flags & O_NONBLOCK)) |
909 | return -EAGAIN; |
910 | |
911 | ret = wait_event_interruptible(sonypi_device.fifo_proc_list, |
912 | kfifo_len(sonypi_device.fifo) != 0); |
913 | if (ret) |
914 | return ret; |
915 | |
916 | while (ret < count && |
917 | (kfifo_get(sonypi_device.fifo, &c, sizeof(c)) == sizeof(c))) { |
918 | if (put_user(c, buf++)) |
919 | return -EFAULT; |
920 | ret++; |
921 | } |
922 | |
923 | if (ret > 0) { |
924 | struct inode *inode = file->f_dentry->d_inode; |
925 | inode->i_atime = current_fs_time(inode->i_sb); |
926 | } |
927 | |
928 | return ret; |
929 | } |
930 | |
931 | static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait) |
932 | { |
933 | poll_wait(file, &sonypi_device.fifo_proc_list, wait); |
934 | if (kfifo_len(sonypi_device.fifo)) |
935 | return POLLIN | POLLRDNORM; |
936 | return 0; |
937 | } |
938 | |
939 | static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, |
940 | unsigned int cmd, unsigned long arg) |
941 | { |
942 | int ret = 0; |
943 | void __user *argp = (void __user *)arg; |
944 | u8 val8; |
945 | u16 val16; |
946 | |
947 | down(&sonypi_device.lock); |
948 | switch (cmd) { |
949 | case SONYPI_IOCGBRT: |
950 | if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) { |
951 | ret = -EIO; |
952 | break; |
953 | } |
954 | if (copy_to_user(argp, &val8, sizeof(val8))) |
955 | ret = -EFAULT; |
956 | break; |
957 | case SONYPI_IOCSBRT: |
958 | if (copy_from_user(&val8, argp, sizeof(val8))) { |
959 | ret = -EFAULT; |
960 | break; |
961 | } |
962 | if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8)) |
963 | ret = -EIO; |
964 | break; |
965 | case SONYPI_IOCGBAT1CAP: |
966 | if (ec_read16(SONYPI_BAT1_FULL, &val16)) { |
967 | ret = -EIO; |
968 | break; |
969 | } |
970 | if (copy_to_user(argp, &val16, sizeof(val16))) |
971 | ret = -EFAULT; |
972 | break; |
973 | case SONYPI_IOCGBAT1REM: |
974 | if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { |
975 | ret = -EIO; |
976 | break; |
977 | } |
978 | if (copy_to_user(argp, &val16, sizeof(val16))) |
979 | ret = -EFAULT; |
980 | break; |
981 | case SONYPI_IOCGBAT2CAP: |
982 | if (ec_read16(SONYPI_BAT2_FULL, &val16)) { |
983 | ret = -EIO; |
984 | break; |
985 | } |
986 | if (copy_to_user(argp, &val16, sizeof(val16))) |
987 | ret = -EFAULT; |
988 | break; |
989 | case SONYPI_IOCGBAT2REM: |
990 | if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { |
991 | ret = -EIO; |
992 | break; |
993 | } |
994 | if (copy_to_user(argp, &val16, sizeof(val16))) |
995 | ret = -EFAULT; |
996 | break; |
997 | case SONYPI_IOCGBATFLAGS: |
998 | if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) { |
999 | ret = -EIO; |
1000 | break; |
1001 | } |
1002 | val8 &= 0x07; |
1003 | if (copy_to_user(argp, &val8, sizeof(val8))) |
1004 | ret = -EFAULT; |
1005 | break; |
1006 | case SONYPI_IOCGBLUE: |
1007 | val8 = sonypi_device.bluetooth_power; |
1008 | if (copy_to_user(argp, &val8, sizeof(val8))) |
1009 | ret = -EFAULT; |
1010 | break; |
1011 | case SONYPI_IOCSBLUE: |
1012 | if (copy_from_user(&val8, argp, sizeof(val8))) { |
1013 | ret = -EFAULT; |
1014 | break; |
1015 | } |
1016 | sonypi_setbluetoothpower(val8); |
1017 | break; |
1018 | /* FAN Controls */ |
1019 | case SONYPI_IOCGFAN: |
1020 | if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) { |
1021 | ret = -EIO; |
1022 | break; |
1023 | } |
1024 | if (copy_to_user(argp, &val8, sizeof(val8))) |
1025 | ret = -EFAULT; |
1026 | break; |
1027 | case SONYPI_IOCSFAN: |
1028 | if (copy_from_user(&val8, argp, sizeof(val8))) { |
1029 | ret = -EFAULT; |
1030 | break; |
1031 | } |
1032 | if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8)) |
1033 | ret = -EIO; |
1034 | break; |
1035 | /* GET Temperature (useful under APM) */ |
1036 | case SONYPI_IOCGTEMP: |
1037 | if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) { |
1038 | ret = -EIO; |
1039 | break; |
1040 | } |
1041 | if (copy_to_user(argp, &val8, sizeof(val8))) |
1042 | ret = -EFAULT; |
1043 | break; |
1044 | default: |
1045 | ret = -EINVAL; |
1046 | } |
1047 | up(&sonypi_device.lock); |
1048 | return ret; |
1049 | } |
1050 | |
1051 | static struct file_operations sonypi_misc_fops = { |
1052 | .owner = THIS_MODULE, |
1053 | .read = sonypi_misc_read, |
1054 | .poll = sonypi_misc_poll, |
1055 | .open = sonypi_misc_open, |
1056 | .release = sonypi_misc_release, |
1057 | .fasync = sonypi_misc_fasync, |
1058 | .ioctl = sonypi_misc_ioctl, |
1059 | }; |
1060 | |
1061 | static struct miscdevice sonypi_misc_device = { |
1062 | .minor = MISC_DYNAMIC_MINOR, |
1063 | .name = "sonypi", |
1064 | .fops = &sonypi_misc_fops, |
1065 | }; |
1066 | |
1067 | static void sonypi_enable(unsigned int camera_on) |
1068 | { |
1069 | if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) |
1070 | sonypi_type2_srs(); |
1071 | else |
1072 | sonypi_type1_srs(); |
1073 | |
1074 | sonypi_call1(0x82); |
1075 | sonypi_call2(0x81, 0xff); |
1076 | sonypi_call1(compat ? 0x92 : 0x82); |
1077 | |
1078 | /* Enable ACPI mode to get Fn key events */ |
1079 | if (!SONYPI_ACPI_ACTIVE && fnkeyinit) |
1080 | outb(0xf0, 0xb2); |
1081 | |
1082 | if (camera && camera_on) |
1083 | sonypi_camera_on(); |
1084 | } |
1085 | |
1086 | static int sonypi_disable(void) |
1087 | { |
1088 | sonypi_call2(0x81, 0); /* make sure we don't get any more events */ |
1089 | if (camera) |
1090 | sonypi_camera_off(); |
1091 | |
1092 | /* disable ACPI mode */ |
1093 | if (!SONYPI_ACPI_ACTIVE && fnkeyinit) |
1094 | outb(0xf1, 0xb2); |
1095 | |
1096 | if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) |
1097 | sonypi_type2_dis(); |
1098 | else |
1099 | sonypi_type1_dis(); |
1100 | return 0; |
1101 | } |
1102 | |
1103 | #ifdef CONFIG_PM |
1104 | static int old_camera_power; |
1105 | |
1106 | static int sonypi_suspend(struct device *dev, pm_message_t state, u32 level) |
1107 | { |
1108 | if (level == SUSPEND_DISABLE) { |
1109 | old_camera_power = sonypi_device.camera_power; |
1110 | sonypi_disable(); |
1111 | } |
1112 | return 0; |
1113 | } |
1114 | |
1115 | static int sonypi_resume(struct device *dev, u32 level) |
1116 | { |
1117 | if (level == RESUME_ENABLE) |
1118 | sonypi_enable(old_camera_power); |
1119 | return 0; |
1120 | } |
1121 | #endif |
1122 | |
1123 | static void sonypi_shutdown(struct device *dev) |
1124 | { |
1125 | sonypi_disable(); |
1126 | } |
1127 | |
1128 | static struct device_driver sonypi_driver = { |
1129 | .name = "sonypi", |
1130 | .bus = &platform_bus_type, |
1131 | #ifdef CONFIG_PM |
1132 | .suspend = sonypi_suspend, |
1133 | .resume = sonypi_resume, |
1134 | #endif |
1135 | .shutdown = sonypi_shutdown, |
1136 | }; |
1137 | |
1138 | static int __devinit sonypi_probe(void) |
1139 | { |
1140 | int i, ret; |
1141 | struct sonypi_ioport_list *ioport_list; |
1142 | struct sonypi_irq_list *irq_list; |
1143 | struct pci_dev *pcidev; |
1144 | |
1145 | pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, |
1146 | PCI_DEVICE_ID_INTEL_82371AB_3, NULL); |
1147 | |
1148 | sonypi_device.dev = pcidev; |
1149 | sonypi_device.model = pcidev ? |
1150 | SONYPI_DEVICE_MODEL_TYPE1 : SONYPI_DEVICE_MODEL_TYPE2; |
1151 | |
1152 | spin_lock_init(&sonypi_device.fifo_lock); |
1153 | sonypi_device.fifo = kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, |
1154 | &sonypi_device.fifo_lock); |
1155 | if (IS_ERR(sonypi_device.fifo)) { |
1156 | printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); |
1157 | ret = PTR_ERR(sonypi_device.fifo); |
1158 | goto out_fifo; |
1159 | } |
1160 | |
1161 | init_waitqueue_head(&sonypi_device.fifo_proc_list); |
1162 | init_MUTEX(&sonypi_device.lock); |
1163 | sonypi_device.bluetooth_power = -1; |
1164 | |
1165 | if (pcidev && pci_enable_device(pcidev)) { |
1166 | printk(KERN_ERR "sonypi: pci_enable_device failed\n"); |
1167 | ret = -EIO; |
1168 | goto out_pcienable; |
1169 | } |
1170 | |
1171 | if (minor != -1) |
1172 | sonypi_misc_device.minor = minor; |
1173 | if ((ret = misc_register(&sonypi_misc_device))) { |
1174 | printk(KERN_ERR "sonypi: misc_register failed\n"); |
1175 | goto out_miscreg; |
1176 | } |
1177 | |
1178 | if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) { |
1179 | ioport_list = sonypi_type2_ioport_list; |
1180 | sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE; |
1181 | sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET; |
1182 | irq_list = sonypi_type2_irq_list; |
1183 | } else { |
1184 | ioport_list = sonypi_type1_ioport_list; |
1185 | sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE; |
1186 | sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET; |
1187 | irq_list = sonypi_type1_irq_list; |
1188 | } |
1189 | |
1190 | for (i = 0; ioport_list[i].port1; i++) { |
1191 | if (request_region(ioport_list[i].port1, |
1192 | sonypi_device.region_size, |
1193 | "Sony Programable I/O Device")) { |
1194 | /* get the ioport */ |
1195 | sonypi_device.ioport1 = ioport_list[i].port1; |
1196 | sonypi_device.ioport2 = ioport_list[i].port2; |
1197 | break; |
1198 | } |
1199 | } |
1200 | if (!sonypi_device.ioport1) { |
1201 | printk(KERN_ERR "sonypi: request_region failed\n"); |
1202 | ret = -ENODEV; |
1203 | goto out_reqreg; |
1204 | } |
1205 | |
1206 | for (i = 0; irq_list[i].irq; i++) { |
1207 | |
1208 | sonypi_device.irq = irq_list[i].irq; |
1209 | sonypi_device.bits = irq_list[i].bits; |
1210 | |
1211 | if (!request_irq(sonypi_device.irq, sonypi_irq, |
1212 | SA_SHIRQ, "sonypi", sonypi_irq)) |
1213 | break; |
1214 | } |
1215 | |
1216 | if (!irq_list[i].irq) { |
1217 | printk(KERN_ERR "sonypi: request_irq failed\n"); |
1218 | ret = -ENODEV; |
1219 | goto out_reqirq; |
1220 | } |
1221 | |
1222 | if (useinput) { |
1223 | /* Initialize the Input Drivers: jogdial */ |
1224 | int i; |
1225 | sonypi_device.input_jog_dev.evbit[0] = |
1226 | BIT(EV_KEY) | BIT(EV_REL); |
1227 | sonypi_device.input_jog_dev.keybit[LONG(BTN_MOUSE)] = |
1228 | BIT(BTN_MIDDLE); |
1229 | sonypi_device.input_jog_dev.relbit[0] = BIT(REL_WHEEL); |
1230 | sonypi_device.input_jog_dev.name = |
1231 | kmalloc(sizeof(SONYPI_JOG_INPUTNAME), GFP_KERNEL); |
1232 | if (!sonypi_device.input_jog_dev.name) { |
1233 | printk(KERN_ERR "sonypi: kmalloc failed\n"); |
1234 | ret = -ENOMEM; |
1235 | goto out_inkmallocinput1; |
1236 | } |
1237 | sprintf(sonypi_device.input_jog_dev.name, SONYPI_JOG_INPUTNAME); |
1238 | sonypi_device.input_jog_dev.id.bustype = BUS_ISA; |
1239 | sonypi_device.input_jog_dev.id.vendor = PCI_VENDOR_ID_SONY; |
1240 | |
1241 | input_register_device(&sonypi_device.input_jog_dev); |
1242 | printk(KERN_INFO "%s input method installed.\n", |
1243 | sonypi_device.input_jog_dev.name); |
1244 | |
1245 | /* Initialize the Input Drivers: special keys */ |
1246 | sonypi_device.input_key_dev.evbit[0] = BIT(EV_KEY); |
1247 | for (i = 0; sonypi_inputkeys[i].sonypiev; i++) |
1248 | if (sonypi_inputkeys[i].inputev) |
1249 | set_bit(sonypi_inputkeys[i].inputev, |
1250 | sonypi_device.input_key_dev.keybit); |
1251 | sonypi_device.input_key_dev.name = |
1252 | kmalloc(sizeof(SONYPI_KEY_INPUTNAME), GFP_KERNEL); |
1253 | if (!sonypi_device.input_key_dev.name) { |
1254 | printk(KERN_ERR "sonypi: kmalloc failed\n"); |
1255 | ret = -ENOMEM; |
1256 | goto out_inkmallocinput2; |
1257 | } |
1258 | sprintf(sonypi_device.input_key_dev.name, SONYPI_KEY_INPUTNAME); |
1259 | sonypi_device.input_key_dev.id.bustype = BUS_ISA; |
1260 | sonypi_device.input_key_dev.id.vendor = PCI_VENDOR_ID_SONY; |
1261 | |
1262 | input_register_device(&sonypi_device.input_key_dev); |
1263 | printk(KERN_INFO "%s input method installed.\n", |
1264 | sonypi_device.input_key_dev.name); |
1265 | |
1266 | spin_lock_init(&sonypi_device.input_fifo_lock); |
1267 | sonypi_device.input_fifo = |
1268 | kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, |
1269 | &sonypi_device.input_fifo_lock); |
1270 | if (IS_ERR(sonypi_device.input_fifo)) { |
1271 | printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); |
1272 | ret = PTR_ERR(sonypi_device.input_fifo); |
1273 | goto out_infifo; |
1274 | } |
1275 | |
1276 | INIT_WORK(&sonypi_device.input_work, input_keyrelease, NULL); |
1277 | } |
1278 | |
1279 | sonypi_device.pdev = platform_device_register_simple("sonypi", -1, |
1280 | NULL, 0); |
1281 | if (IS_ERR(sonypi_device.pdev)) { |
1282 | ret = PTR_ERR(sonypi_device.pdev); |
1283 | goto out_platformdev; |
1284 | } |
1285 | |
1286 | sonypi_enable(0); |
1287 | |
1288 | printk(KERN_INFO "sonypi: Sony Programmable I/O Controller Driver" |
1289 | "v%s.\n", SONYPI_DRIVER_VERSION); |
1290 | printk(KERN_INFO "sonypi: detected %s model, " |
1291 | "verbose = %d, fnkeyinit = %s, camera = %s, " |
1292 | "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n", |
1293 | (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) ? |
1294 | "type1" : "type2", |
1295 | verbose, |
1296 | fnkeyinit ? "on" : "off", |
1297 | camera ? "on" : "off", |
1298 | compat ? "on" : "off", |
1299 | mask, |
1300 | useinput ? "on" : "off", |
1301 | SONYPI_ACPI_ACTIVE ? "on" : "off"); |
1302 | printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n", |
1303 | sonypi_device.irq, |
1304 | sonypi_device.ioport1, sonypi_device.ioport2); |
1305 | |
1306 | if (minor == -1) |
1307 | printk(KERN_INFO "sonypi: device allocated minor is %d\n", |
1308 | sonypi_misc_device.minor); |
1309 | |
1310 | return 0; |
1311 | |
1312 | out_platformdev: |
1313 | kfifo_free(sonypi_device.input_fifo); |
1314 | out_infifo: |
1315 | input_unregister_device(&sonypi_device.input_key_dev); |
1316 | kfree(sonypi_device.input_key_dev.name); |
1317 | out_inkmallocinput2: |
1318 | input_unregister_device(&sonypi_device.input_jog_dev); |
1319 | kfree(sonypi_device.input_jog_dev.name); |
1320 | out_inkmallocinput1: |
1321 | free_irq(sonypi_device.irq, sonypi_irq); |
1322 | out_reqirq: |
1323 | release_region(sonypi_device.ioport1, sonypi_device.region_size); |
1324 | out_reqreg: |
1325 | misc_deregister(&sonypi_misc_device); |
1326 | out_miscreg: |
1327 | if (pcidev) |
1328 | pci_disable_device(pcidev); |
1329 | out_pcienable: |
1330 | kfifo_free(sonypi_device.fifo); |
1331 | out_fifo: |
1332 | pci_dev_put(sonypi_device.dev); |
1333 | return ret; |
1334 | } |
1335 | |
1336 | static void __devexit sonypi_remove(void) |
1337 | { |
1338 | sonypi_disable(); |
1339 | |
1340 | platform_device_unregister(sonypi_device.pdev); |
1341 | |
1342 | if (useinput) { |
1343 | input_unregister_device(&sonypi_device.input_key_dev); |
1344 | kfree(sonypi_device.input_key_dev.name); |
1345 | input_unregister_device(&sonypi_device.input_jog_dev); |
1346 | kfree(sonypi_device.input_jog_dev.name); |
1347 | kfifo_free(sonypi_device.input_fifo); |
1348 | } |
1349 | |
1350 | free_irq(sonypi_device.irq, sonypi_irq); |
1351 | release_region(sonypi_device.ioport1, sonypi_device.region_size); |
1352 | misc_deregister(&sonypi_misc_device); |
1353 | if (sonypi_device.dev) |
1354 | pci_disable_device(sonypi_device.dev); |
1355 | kfifo_free(sonypi_device.fifo); |
1356 | pci_dev_put(sonypi_device.dev); |
1357 | printk(KERN_INFO "sonypi: removed.\n"); |
1358 | } |
1359 | |
1360 | static struct dmi_system_id __initdata sonypi_dmi_table[] = { |
1361 | { |
1362 | .ident = "Sony Vaio", |
1363 | .matches = { |
1364 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), |
1365 | DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), |
1366 | }, |
1367 | }, |
1368 | { |
1369 | .ident = "Sony Vaio", |
1370 | .matches = { |
1371 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), |
1372 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), |
1373 | }, |
1374 | }, |
1375 | { } |
1376 | }; |
1377 | |
1378 | static int __init sonypi_init(void) |
1379 | { |
1380 | int ret; |
1381 | |
1382 | if (!dmi_check_system(sonypi_dmi_table)) |
1383 | return -ENODEV; |
1384 | |
1385 | ret = driver_register(&sonypi_driver); |
1386 | if (ret) |
1387 | return ret; |
1388 | |
1389 | ret = sonypi_probe(); |
1390 | if (ret) |
1391 | driver_unregister(&sonypi_driver); |
1392 | |
1393 | return ret; |
1394 | } |
1395 | |
1396 | static void __exit sonypi_exit(void) |
1397 | { |
1398 | driver_unregister(&sonypi_driver); |
1399 | sonypi_remove(); |
1400 | } |
1401 | |
1402 | module_init(sonypi_init); |
1403 | module_exit(sonypi_exit); |