sonypi.c revision 6432e734c99ed685e3cad72f7dcae4c65008fcab
1/* 2 * Sony Programmable I/O Control Device driver for VAIO 3 * 4 * Copyright (C) 2007 Mattia Dongili <malattia@linux.it> 5 * 6 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net> 7 * 8 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org> 9 * 10 * Copyright (C) 2001-2002 Alcôve <www.alcove.com> 11 * 12 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au> 13 * 14 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp> 15 * 16 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp> 17 * 18 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com> 19 * 20 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras. 21 * 22 * This program is free software; you can redistribute it and/or modify 23 * it under the terms of the GNU General Public License as published by 24 * the Free Software Foundation; either version 2 of the License, or 25 * (at your option) any later version. 26 * 27 * This program is distributed in the hope that it will be useful, 28 * but WITHOUT ANY WARRANTY; without even the implied warranty of 29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 30 * GNU General Public License for more details. 31 * 32 * You should have received a copy of the GNU General Public License 33 * along with this program; if not, write to the Free Software 34 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 35 * 36 */ 37 38#include <linux/module.h> 39#include <linux/sched.h> 40#include <linux/input.h> 41#include <linux/pci.h> 42#include <linux/init.h> 43#include <linux/interrupt.h> 44#include <linux/miscdevice.h> 45#include <linux/poll.h> 46#include <linux/delay.h> 47#include <linux/wait.h> 48#include <linux/acpi.h> 49#include <linux/dmi.h> 50#include <linux/err.h> 51#include <linux/kfifo.h> 52#include <linux/platform_device.h> 53 54#include <asm/uaccess.h> 55#include <asm/io.h> 56#include <asm/system.h> 57 58#include <linux/sonypi.h> 59 60#define SONYPI_DRIVER_VERSION "1.26" 61 62MODULE_AUTHOR("Stelian Pop <stelian@popies.net>"); 63MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); 64MODULE_LICENSE("GPL"); 65MODULE_VERSION(SONYPI_DRIVER_VERSION); 66 67static int minor = -1; 68module_param(minor, int, 0); 69MODULE_PARM_DESC(minor, 70 "minor number of the misc device, default is -1 (automatic)"); 71 72static int verbose; /* = 0 */ 73module_param(verbose, int, 0644); 74MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); 75 76static int fnkeyinit; /* = 0 */ 77module_param(fnkeyinit, int, 0444); 78MODULE_PARM_DESC(fnkeyinit, 79 "set this if your Fn keys do not generate any event"); 80 81static int camera; /* = 0 */ 82module_param(camera, int, 0444); 83MODULE_PARM_DESC(camera, 84 "set this if you have a MotionEye camera (PictureBook series)"); 85 86static int compat; /* = 0 */ 87module_param(compat, int, 0444); 88MODULE_PARM_DESC(compat, 89 "set this if you want to enable backward compatibility mode"); 90 91static unsigned long mask = 0xffffffff; 92module_param(mask, ulong, 0644); 93MODULE_PARM_DESC(mask, 94 "set this to the mask of event you want to enable (see doc)"); 95 96static int useinput = 1; 97module_param(useinput, int, 0444); 98MODULE_PARM_DESC(useinput, 99 "set this if you would like sonypi to feed events to the input subsystem"); 100 101static int check_ioport = 1; 102module_param(check_ioport, int, 0444); 103MODULE_PARM_DESC(check_ioport, 104 "set this to 0 if you think the automatic ioport check for sony-laptop is wrong"); 105 106#define SONYPI_DEVICE_MODEL_TYPE1 1 107#define SONYPI_DEVICE_MODEL_TYPE2 2 108#define SONYPI_DEVICE_MODEL_TYPE3 3 109 110/* type1 models use those */ 111#define SONYPI_IRQ_PORT 0x8034 112#define SONYPI_IRQ_SHIFT 22 113#define SONYPI_TYPE1_BASE 0x50 114#define SONYPI_G10A (SONYPI_TYPE1_BASE+0x14) 115#define SONYPI_TYPE1_REGION_SIZE 0x08 116#define SONYPI_TYPE1_EVTYPE_OFFSET 0x04 117 118/* type2 series specifics */ 119#define SONYPI_SIRQ 0x9b 120#define SONYPI_SLOB 0x9c 121#define SONYPI_SHIB 0x9d 122#define SONYPI_TYPE2_REGION_SIZE 0x20 123#define SONYPI_TYPE2_EVTYPE_OFFSET 0x12 124 125/* type3 series specifics */ 126#define SONYPI_TYPE3_BASE 0x40 127#define SONYPI_TYPE3_GID2 (SONYPI_TYPE3_BASE+0x48) /* 16 bits */ 128#define SONYPI_TYPE3_MISC (SONYPI_TYPE3_BASE+0x6d) /* 8 bits */ 129#define SONYPI_TYPE3_REGION_SIZE 0x20 130#define SONYPI_TYPE3_EVTYPE_OFFSET 0x12 131 132/* battery / brightness addresses */ 133#define SONYPI_BAT_FLAGS 0x81 134#define SONYPI_LCD_LIGHT 0x96 135#define SONYPI_BAT1_PCTRM 0xa0 136#define SONYPI_BAT1_LEFT 0xa2 137#define SONYPI_BAT1_MAXRT 0xa4 138#define SONYPI_BAT2_PCTRM 0xa8 139#define SONYPI_BAT2_LEFT 0xaa 140#define SONYPI_BAT2_MAXRT 0xac 141#define SONYPI_BAT1_MAXTK 0xb0 142#define SONYPI_BAT1_FULL 0xb2 143#define SONYPI_BAT2_MAXTK 0xb8 144#define SONYPI_BAT2_FULL 0xba 145 146/* FAN0 information (reverse engineered from ACPI tables) */ 147#define SONYPI_FAN0_STATUS 0x93 148#define SONYPI_TEMP_STATUS 0xC1 149 150/* ioports used for brightness and type2 events */ 151#define SONYPI_DATA_IOPORT 0x62 152#define SONYPI_CST_IOPORT 0x66 153 154/* The set of possible ioports */ 155struct sonypi_ioport_list { 156 u16 port1; 157 u16 port2; 158}; 159 160static struct sonypi_ioport_list sonypi_type1_ioport_list[] = { 161 { 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */ 162 { 0x1080, 0x1084 }, 163 { 0x1090, 0x1094 }, 164 { 0x10a0, 0x10a4 }, 165 { 0x10b0, 0x10b4 }, 166 { 0x0, 0x0 } 167}; 168 169static struct sonypi_ioport_list sonypi_type2_ioport_list[] = { 170 { 0x1080, 0x1084 }, 171 { 0x10a0, 0x10a4 }, 172 { 0x10c0, 0x10c4 }, 173 { 0x10e0, 0x10e4 }, 174 { 0x0, 0x0 } 175}; 176 177/* same as in type 2 models */ 178static struct sonypi_ioport_list *sonypi_type3_ioport_list = 179 sonypi_type2_ioport_list; 180 181/* The set of possible interrupts */ 182struct sonypi_irq_list { 183 u16 irq; 184 u16 bits; 185}; 186 187static struct sonypi_irq_list sonypi_type1_irq_list[] = { 188 { 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */ 189 { 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */ 190 { 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */ 191 { 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */ 192}; 193 194static struct sonypi_irq_list sonypi_type2_irq_list[] = { 195 { 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */ 196 { 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */ 197 { 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */ 198 { 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */ 199 { 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */ 200}; 201 202/* same as in type2 models */ 203static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list; 204 205#define SONYPI_CAMERA_BRIGHTNESS 0 206#define SONYPI_CAMERA_CONTRAST 1 207#define SONYPI_CAMERA_HUE 2 208#define SONYPI_CAMERA_COLOR 3 209#define SONYPI_CAMERA_SHARPNESS 4 210 211#define SONYPI_CAMERA_PICTURE 5 212#define SONYPI_CAMERA_EXPOSURE_MASK 0xC 213#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 214#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 215#define SONYPI_CAMERA_MUTE_MASK 0x40 216 217/* the rest don't need a loop until not 0xff */ 218#define SONYPI_CAMERA_AGC 6 219#define SONYPI_CAMERA_AGC_MASK 0x30 220#define SONYPI_CAMERA_SHUTTER_MASK 0x7 221 222#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 223#define SONYPI_CAMERA_CONTROL 0x10 224 225#define SONYPI_CAMERA_STATUS 7 226#define SONYPI_CAMERA_STATUS_READY 0x2 227#define SONYPI_CAMERA_STATUS_POSITION 0x4 228 229#define SONYPI_DIRECTION_BACKWARDS 0x4 230 231#define SONYPI_CAMERA_REVISION 8 232#define SONYPI_CAMERA_ROMVERSION 9 233 234/* Event masks */ 235#define SONYPI_JOGGER_MASK 0x00000001 236#define SONYPI_CAPTURE_MASK 0x00000002 237#define SONYPI_FNKEY_MASK 0x00000004 238#define SONYPI_BLUETOOTH_MASK 0x00000008 239#define SONYPI_PKEY_MASK 0x00000010 240#define SONYPI_BACK_MASK 0x00000020 241#define SONYPI_HELP_MASK 0x00000040 242#define SONYPI_LID_MASK 0x00000080 243#define SONYPI_ZOOM_MASK 0x00000100 244#define SONYPI_THUMBPHRASE_MASK 0x00000200 245#define SONYPI_MEYE_MASK 0x00000400 246#define SONYPI_MEMORYSTICK_MASK 0x00000800 247#define SONYPI_BATTERY_MASK 0x00001000 248#define SONYPI_WIRELESS_MASK 0x00002000 249 250struct sonypi_event { 251 u8 data; 252 u8 event; 253}; 254 255/* The set of possible button release events */ 256static struct sonypi_event sonypi_releaseev[] = { 257 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, 258 { 0, 0 } 259}; 260 261/* The set of possible jogger events */ 262static struct sonypi_event sonypi_joggerev[] = { 263 { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, 264 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, 265 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, 266 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, 267 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, 268 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, 269 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, 270 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, 271 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, 272 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, 273 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, 274 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, 275 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, 276 { 0, 0 } 277}; 278 279/* The set of possible capture button events */ 280static struct sonypi_event sonypi_captureev[] = { 281 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, 282 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, 283 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, 284 { 0, 0 } 285}; 286 287/* The set of possible fnkeys events */ 288static struct sonypi_event sonypi_fnkeyev[] = { 289 { 0x10, SONYPI_EVENT_FNKEY_ESC }, 290 { 0x11, SONYPI_EVENT_FNKEY_F1 }, 291 { 0x12, SONYPI_EVENT_FNKEY_F2 }, 292 { 0x13, SONYPI_EVENT_FNKEY_F3 }, 293 { 0x14, SONYPI_EVENT_FNKEY_F4 }, 294 { 0x15, SONYPI_EVENT_FNKEY_F5 }, 295 { 0x16, SONYPI_EVENT_FNKEY_F6 }, 296 { 0x17, SONYPI_EVENT_FNKEY_F7 }, 297 { 0x18, SONYPI_EVENT_FNKEY_F8 }, 298 { 0x19, SONYPI_EVENT_FNKEY_F9 }, 299 { 0x1a, SONYPI_EVENT_FNKEY_F10 }, 300 { 0x1b, SONYPI_EVENT_FNKEY_F11 }, 301 { 0x1c, SONYPI_EVENT_FNKEY_F12 }, 302 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, 303 { 0x21, SONYPI_EVENT_FNKEY_1 }, 304 { 0x22, SONYPI_EVENT_FNKEY_2 }, 305 { 0x31, SONYPI_EVENT_FNKEY_D }, 306 { 0x32, SONYPI_EVENT_FNKEY_E }, 307 { 0x33, SONYPI_EVENT_FNKEY_F }, 308 { 0x34, SONYPI_EVENT_FNKEY_S }, 309 { 0x35, SONYPI_EVENT_FNKEY_B }, 310 { 0x36, SONYPI_EVENT_FNKEY_ONLY }, 311 { 0, 0 } 312}; 313 314/* The set of possible program key events */ 315static struct sonypi_event sonypi_pkeyev[] = { 316 { 0x01, SONYPI_EVENT_PKEY_P1 }, 317 { 0x02, SONYPI_EVENT_PKEY_P2 }, 318 { 0x04, SONYPI_EVENT_PKEY_P3 }, 319 { 0x5c, SONYPI_EVENT_PKEY_P1 }, 320 { 0, 0 } 321}; 322 323/* The set of possible bluetooth events */ 324static struct sonypi_event sonypi_blueev[] = { 325 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, 326 { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, 327 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, 328 { 0, 0 } 329}; 330 331/* The set of possible wireless events */ 332static struct sonypi_event sonypi_wlessev[] = { 333 { 0x59, SONYPI_EVENT_WIRELESS_ON }, 334 { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, 335 { 0, 0 } 336}; 337 338/* The set of possible back button events */ 339static struct sonypi_event sonypi_backev[] = { 340 { 0x20, SONYPI_EVENT_BACK_PRESSED }, 341 { 0, 0 } 342}; 343 344/* The set of possible help button events */ 345static struct sonypi_event sonypi_helpev[] = { 346 { 0x3b, SONYPI_EVENT_HELP_PRESSED }, 347 { 0, 0 } 348}; 349 350 351/* The set of possible lid events */ 352static struct sonypi_event sonypi_lidev[] = { 353 { 0x51, SONYPI_EVENT_LID_CLOSED }, 354 { 0x50, SONYPI_EVENT_LID_OPENED }, 355 { 0, 0 } 356}; 357 358/* The set of possible zoom events */ 359static struct sonypi_event sonypi_zoomev[] = { 360 { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, 361 { 0, 0 } 362}; 363 364/* The set of possible thumbphrase events */ 365static struct sonypi_event sonypi_thumbphraseev[] = { 366 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, 367 { 0, 0 } 368}; 369 370/* The set of possible motioneye camera events */ 371static struct sonypi_event sonypi_meyeev[] = { 372 { 0x00, SONYPI_EVENT_MEYE_FACE }, 373 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, 374 { 0, 0 } 375}; 376 377/* The set of possible memorystick events */ 378static struct sonypi_event sonypi_memorystickev[] = { 379 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, 380 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, 381 { 0, 0 } 382}; 383 384/* The set of possible battery events */ 385static struct sonypi_event sonypi_batteryev[] = { 386 { 0x20, SONYPI_EVENT_BATTERY_INSERT }, 387 { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, 388 { 0, 0 } 389}; 390 391static struct sonypi_eventtypes { 392 int model; 393 u8 data; 394 unsigned long mask; 395 struct sonypi_event * events; 396} sonypi_eventtypes[] = { 397 { SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev }, 398 { SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, 399 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev }, 400 { SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, 401 { SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, 402 { SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 403 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 404 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, 405 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 406 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, 407 408 { SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev }, 409 { SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev }, 410 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, 411 { SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, 412 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 413 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 414 { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, 415 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev }, 416 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev }, 417 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, 418 { SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, 419 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 420 { SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 421 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 422 423 { SONYPI_DEVICE_MODEL_TYPE3, 0, 0xffffffff, sonypi_releaseev }, 424 { SONYPI_DEVICE_MODEL_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 425 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, 426 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 427 { SONYPI_DEVICE_MODEL_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 428 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 429 { 0 } 430}; 431 432#define SONYPI_BUF_SIZE 128 433 434/* Correspondance table between sonypi events and input layer events */ 435static struct { 436 int sonypiev; 437 int inputev; 438} sonypi_inputkeys[] = { 439 { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA }, 440 { SONYPI_EVENT_FNKEY_ONLY, KEY_FN }, 441 { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC }, 442 { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 }, 443 { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 }, 444 { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 }, 445 { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 }, 446 { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 }, 447 { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 }, 448 { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 }, 449 { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 }, 450 { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 }, 451 { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 }, 452 { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 }, 453 { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 }, 454 { SONYPI_EVENT_FNKEY_1, KEY_FN_1 }, 455 { SONYPI_EVENT_FNKEY_2, KEY_FN_2 }, 456 { SONYPI_EVENT_FNKEY_D, KEY_FN_D }, 457 { SONYPI_EVENT_FNKEY_E, KEY_FN_E }, 458 { SONYPI_EVENT_FNKEY_F, KEY_FN_F }, 459 { SONYPI_EVENT_FNKEY_S, KEY_FN_S }, 460 { SONYPI_EVENT_FNKEY_B, KEY_FN_B }, 461 { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE }, 462 { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE }, 463 { SONYPI_EVENT_PKEY_P1, KEY_PROG1 }, 464 { SONYPI_EVENT_PKEY_P2, KEY_PROG2 }, 465 { SONYPI_EVENT_PKEY_P3, KEY_PROG3 }, 466 { SONYPI_EVENT_BACK_PRESSED, KEY_BACK }, 467 { SONYPI_EVENT_HELP_PRESSED, KEY_HELP }, 468 { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM }, 469 { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB }, 470 { 0, 0 }, 471}; 472 473struct sonypi_keypress { 474 struct input_dev *dev; 475 int key; 476}; 477 478static struct sonypi_device { 479 struct pci_dev *dev; 480 u16 irq; 481 u16 bits; 482 u16 ioport1; 483 u16 ioport2; 484 u16 region_size; 485 u16 evtype_offset; 486 int camera_power; 487 int bluetooth_power; 488 struct mutex lock; 489 struct kfifo fifo; 490 spinlock_t fifo_lock; 491 wait_queue_head_t fifo_proc_list; 492 struct fasync_struct *fifo_async; 493 int open_count; 494 int model; 495 struct input_dev *input_jog_dev; 496 struct input_dev *input_key_dev; 497 struct work_struct input_work; 498 struct kfifo input_fifo; 499 spinlock_t input_fifo_lock; 500} sonypi_device; 501 502#define ITERATIONS_LONG 10000 503#define ITERATIONS_SHORT 10 504 505#define wait_on_command(quiet, command, iterations) { \ 506 unsigned int n = iterations; \ 507 while (--n && (command)) \ 508 udelay(1); \ 509 if (!n && (verbose || !quiet)) \ 510 printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __func__, __LINE__); \ 511} 512 513#ifdef CONFIG_ACPI 514#define SONYPI_ACPI_ACTIVE (!acpi_disabled) 515#else 516#define SONYPI_ACPI_ACTIVE 0 517#endif /* CONFIG_ACPI */ 518 519#ifdef CONFIG_ACPI 520static struct acpi_device *sonypi_acpi_device; 521static int acpi_driver_registered; 522#endif 523 524static int sonypi_ec_write(u8 addr, u8 value) 525{ 526#ifdef CONFIG_ACPI 527 if (SONYPI_ACPI_ACTIVE) 528 return ec_write(addr, value); 529#endif 530 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 531 outb_p(0x81, SONYPI_CST_IOPORT); 532 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 533 outb_p(addr, SONYPI_DATA_IOPORT); 534 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 535 outb_p(value, SONYPI_DATA_IOPORT); 536 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 537 return 0; 538} 539 540static int sonypi_ec_read(u8 addr, u8 *value) 541{ 542#ifdef CONFIG_ACPI 543 if (SONYPI_ACPI_ACTIVE) 544 return ec_read(addr, value); 545#endif 546 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 547 outb_p(0x80, SONYPI_CST_IOPORT); 548 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 549 outb_p(addr, SONYPI_DATA_IOPORT); 550 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 551 *value = inb_p(SONYPI_DATA_IOPORT); 552 return 0; 553} 554 555static int ec_read16(u8 addr, u16 *value) 556{ 557 u8 val_lb, val_hb; 558 if (sonypi_ec_read(addr, &val_lb)) 559 return -1; 560 if (sonypi_ec_read(addr + 1, &val_hb)) 561 return -1; 562 *value = val_lb | (val_hb << 8); 563 return 0; 564} 565 566/* Initializes the device - this comes from the AML code in the ACPI bios */ 567static void sonypi_type1_srs(void) 568{ 569 u32 v; 570 571 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 572 v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1); 573 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 574 575 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 576 v = (v & 0xFFF0FFFF) | 577 (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16); 578 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 579 580 v = inl(SONYPI_IRQ_PORT); 581 v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT); 582 v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT); 583 outl(v, SONYPI_IRQ_PORT); 584 585 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 586 v = (v & 0xFF1FFFFF) | 0x00C00000; 587 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 588} 589 590static void sonypi_type2_srs(void) 591{ 592 if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8)) 593 printk(KERN_WARNING "ec_write failed\n"); 594 if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF)) 595 printk(KERN_WARNING "ec_write failed\n"); 596 if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits)) 597 printk(KERN_WARNING "ec_write failed\n"); 598 udelay(10); 599} 600 601static void sonypi_type3_srs(void) 602{ 603 u16 v16; 604 u8 v8; 605 606 /* This model type uses the same initialiazation of 607 * the embedded controller as the type2 models. */ 608 sonypi_type2_srs(); 609 610 /* Initialization of PCI config space of the LPC interface bridge. */ 611 v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01; 612 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16); 613 pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8); 614 v8 = (v8 & 0xCF) | 0x10; 615 pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8); 616} 617 618/* Disables the device - this comes from the AML code in the ACPI bios */ 619static void sonypi_type1_dis(void) 620{ 621 u32 v; 622 623 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 624 v = v & 0xFF3FFFFF; 625 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 626 627 v = inl(SONYPI_IRQ_PORT); 628 v |= (0x3 << SONYPI_IRQ_SHIFT); 629 outl(v, SONYPI_IRQ_PORT); 630} 631 632static void sonypi_type2_dis(void) 633{ 634 if (sonypi_ec_write(SONYPI_SHIB, 0)) 635 printk(KERN_WARNING "ec_write failed\n"); 636 if (sonypi_ec_write(SONYPI_SLOB, 0)) 637 printk(KERN_WARNING "ec_write failed\n"); 638 if (sonypi_ec_write(SONYPI_SIRQ, 0)) 639 printk(KERN_WARNING "ec_write failed\n"); 640} 641 642static void sonypi_type3_dis(void) 643{ 644 sonypi_type2_dis(); 645 udelay(10); 646 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0); 647} 648 649static u8 sonypi_call1(u8 dev) 650{ 651 u8 v1, v2; 652 653 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 654 outb(dev, sonypi_device.ioport2); 655 v1 = inb_p(sonypi_device.ioport2); 656 v2 = inb_p(sonypi_device.ioport1); 657 return v2; 658} 659 660static u8 sonypi_call2(u8 dev, u8 fn) 661{ 662 u8 v1; 663 664 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 665 outb(dev, sonypi_device.ioport2); 666 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 667 outb(fn, sonypi_device.ioport1); 668 v1 = inb_p(sonypi_device.ioport1); 669 return v1; 670} 671 672static u8 sonypi_call3(u8 dev, u8 fn, u8 v) 673{ 674 u8 v1; 675 676 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 677 outb(dev, sonypi_device.ioport2); 678 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 679 outb(fn, sonypi_device.ioport1); 680 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 681 outb(v, sonypi_device.ioport1); 682 v1 = inb_p(sonypi_device.ioport1); 683 return v1; 684} 685 686#if 0 687/* Get brightness, hue etc. Unreliable... */ 688static u8 sonypi_read(u8 fn) 689{ 690 u8 v1, v2; 691 int n = 100; 692 693 while (n--) { 694 v1 = sonypi_call2(0x8f, fn); 695 v2 = sonypi_call2(0x8f, fn); 696 if (v1 == v2 && v1 != 0xff) 697 return v1; 698 } 699 return 0xff; 700} 701#endif 702 703/* Set brightness, hue etc */ 704static void sonypi_set(u8 fn, u8 v) 705{ 706 wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT); 707} 708 709/* Tests if the camera is ready */ 710static int sonypi_camera_ready(void) 711{ 712 u8 v; 713 714 v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); 715 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); 716} 717 718/* Turns the camera off */ 719static void sonypi_camera_off(void) 720{ 721 sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK); 722 723 if (!sonypi_device.camera_power) 724 return; 725 726 sonypi_call2(0x91, 0); 727 sonypi_device.camera_power = 0; 728} 729 730/* Turns the camera on */ 731static void sonypi_camera_on(void) 732{ 733 int i, j; 734 735 if (sonypi_device.camera_power) 736 return; 737 738 for (j = 5; j > 0; j--) { 739 740 while (sonypi_call2(0x91, 0x1)) 741 msleep(10); 742 sonypi_call1(0x93); 743 744 for (i = 400; i > 0; i--) { 745 if (sonypi_camera_ready()) 746 break; 747 msleep(10); 748 } 749 if (i) 750 break; 751 } 752 753 if (j == 0) { 754 printk(KERN_WARNING "sonypi: failed to power on camera\n"); 755 return; 756 } 757 758 sonypi_set(0x10, 0x5a); 759 sonypi_device.camera_power = 1; 760} 761 762/* sets the bluetooth subsystem power state */ 763static void sonypi_setbluetoothpower(u8 state) 764{ 765 state = !!state; 766 767 if (sonypi_device.bluetooth_power == state) 768 return; 769 770 sonypi_call2(0x96, state); 771 sonypi_call1(0x82); 772 sonypi_device.bluetooth_power = state; 773} 774 775static void input_keyrelease(struct work_struct *work) 776{ 777 struct sonypi_keypress kp; 778 779 while (kfifo_out_locked(&sonypi_device.input_fifo, (unsigned char *)&kp, 780 sizeof(kp), &sonypi_device.input_fifo_lock) 781 == sizeof(kp)) { 782 msleep(10); 783 input_report_key(kp.dev, kp.key, 0); 784 input_sync(kp.dev); 785 } 786} 787 788static void sonypi_report_input_event(u8 event) 789{ 790 struct input_dev *jog_dev = sonypi_device.input_jog_dev; 791 struct input_dev *key_dev = sonypi_device.input_key_dev; 792 struct sonypi_keypress kp = { NULL }; 793 int i; 794 795 switch (event) { 796 case SONYPI_EVENT_JOGDIAL_UP: 797 case SONYPI_EVENT_JOGDIAL_UP_PRESSED: 798 input_report_rel(jog_dev, REL_WHEEL, 1); 799 input_sync(jog_dev); 800 break; 801 802 case SONYPI_EVENT_JOGDIAL_DOWN: 803 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: 804 input_report_rel(jog_dev, REL_WHEEL, -1); 805 input_sync(jog_dev); 806 break; 807 808 case SONYPI_EVENT_JOGDIAL_PRESSED: 809 kp.key = BTN_MIDDLE; 810 kp.dev = jog_dev; 811 break; 812 813 case SONYPI_EVENT_FNKEY_RELEASED: 814 /* Nothing, not all VAIOs generate this event */ 815 break; 816 817 default: 818 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 819 if (event == sonypi_inputkeys[i].sonypiev) { 820 kp.dev = key_dev; 821 kp.key = sonypi_inputkeys[i].inputev; 822 break; 823 } 824 break; 825 } 826 827 if (kp.dev) { 828 input_report_key(kp.dev, kp.key, 1); 829 input_sync(kp.dev); 830 kfifo_in_locked(&sonypi_device.input_fifo, 831 (unsigned char *)&kp, sizeof(kp), 832 &sonypi_device.input_fifo_lock); 833 schedule_work(&sonypi_device.input_work); 834 } 835} 836 837/* Interrupt handler: some event is available */ 838static irqreturn_t sonypi_irq(int irq, void *dev_id) 839{ 840 u8 v1, v2, event = 0; 841 int i, j; 842 843 v1 = inb_p(sonypi_device.ioport1); 844 v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset); 845 846 for (i = 0; sonypi_eventtypes[i].model; i++) { 847 if (sonypi_device.model != sonypi_eventtypes[i].model) 848 continue; 849 if ((v2 & sonypi_eventtypes[i].data) != 850 sonypi_eventtypes[i].data) 851 continue; 852 if (!(mask & sonypi_eventtypes[i].mask)) 853 continue; 854 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) { 855 if (v1 == sonypi_eventtypes[i].events[j].data) { 856 event = sonypi_eventtypes[i].events[j].event; 857 goto found; 858 } 859 } 860 } 861 862 if (verbose) 863 printk(KERN_WARNING 864 "sonypi: unknown event port1=0x%02x,port2=0x%02x\n", 865 v1, v2); 866 /* We need to return IRQ_HANDLED here because there *are* 867 * events belonging to the sonypi device we don't know about, 868 * but we still don't want those to pollute the logs... */ 869 return IRQ_HANDLED; 870 871found: 872 if (verbose > 1) 873 printk(KERN_INFO 874 "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); 875 876 if (useinput) 877 sonypi_report_input_event(event); 878 879#ifdef CONFIG_ACPI 880 if (sonypi_acpi_device) 881 acpi_bus_generate_proc_event(sonypi_acpi_device, 1, event); 882#endif 883 884 kfifo_in_locked(&sonypi_device.fifo, (unsigned char *)&event, 885 sizeof(event), &sonypi_device.fifo_lock); 886 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); 887 wake_up_interruptible(&sonypi_device.fifo_proc_list); 888 889 return IRQ_HANDLED; 890} 891 892static int sonypi_misc_fasync(int fd, struct file *filp, int on) 893{ 894 return fasync_helper(fd, filp, on, &sonypi_device.fifo_async); 895} 896 897static int sonypi_misc_release(struct inode *inode, struct file *file) 898{ 899 mutex_lock(&sonypi_device.lock); 900 sonypi_device.open_count--; 901 mutex_unlock(&sonypi_device.lock); 902 return 0; 903} 904 905static int sonypi_misc_open(struct inode *inode, struct file *file) 906{ 907 mutex_lock(&sonypi_device.lock); 908 /* Flush input queue on first open */ 909 if (!sonypi_device.open_count) 910 kfifo_reset(&sonypi_device.fifo); 911 sonypi_device.open_count++; 912 mutex_unlock(&sonypi_device.lock); 913 914 return 0; 915} 916 917static ssize_t sonypi_misc_read(struct file *file, char __user *buf, 918 size_t count, loff_t *pos) 919{ 920 ssize_t ret; 921 unsigned char c; 922 923 if ((kfifo_len(&sonypi_device.fifo) == 0) && 924 (file->f_flags & O_NONBLOCK)) 925 return -EAGAIN; 926 927 ret = wait_event_interruptible(sonypi_device.fifo_proc_list, 928 kfifo_len(&sonypi_device.fifo) != 0); 929 if (ret) 930 return ret; 931 932 while (ret < count && 933 (kfifo_out_locked(&sonypi_device.fifo, &c, sizeof(c), 934 &sonypi_device.fifo_lock) == sizeof(c))) { 935 if (put_user(c, buf++)) 936 return -EFAULT; 937 ret++; 938 } 939 940 if (ret > 0) { 941 struct inode *inode = file->f_path.dentry->d_inode; 942 inode->i_atime = current_fs_time(inode->i_sb); 943 } 944 945 return ret; 946} 947 948static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait) 949{ 950 poll_wait(file, &sonypi_device.fifo_proc_list, wait); 951 if (kfifo_len(&sonypi_device.fifo)) 952 return POLLIN | POLLRDNORM; 953 return 0; 954} 955 956static long sonypi_misc_ioctl(struct file *fp, 957 unsigned int cmd, unsigned long arg) 958{ 959 long ret = 0; 960 void __user *argp = (void __user *)arg; 961 u8 val8; 962 u16 val16; 963 964 mutex_lock(&sonypi_device.lock); 965 switch (cmd) { 966 case SONYPI_IOCGBRT: 967 if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) { 968 ret = -EIO; 969 break; 970 } 971 if (copy_to_user(argp, &val8, sizeof(val8))) 972 ret = -EFAULT; 973 break; 974 case SONYPI_IOCSBRT: 975 if (copy_from_user(&val8, argp, sizeof(val8))) { 976 ret = -EFAULT; 977 break; 978 } 979 if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8)) 980 ret = -EIO; 981 break; 982 case SONYPI_IOCGBAT1CAP: 983 if (ec_read16(SONYPI_BAT1_FULL, &val16)) { 984 ret = -EIO; 985 break; 986 } 987 if (copy_to_user(argp, &val16, sizeof(val16))) 988 ret = -EFAULT; 989 break; 990 case SONYPI_IOCGBAT1REM: 991 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { 992 ret = -EIO; 993 break; 994 } 995 if (copy_to_user(argp, &val16, sizeof(val16))) 996 ret = -EFAULT; 997 break; 998 case SONYPI_IOCGBAT2CAP: 999 if (ec_read16(SONYPI_BAT2_FULL, &val16)) { 1000 ret = -EIO; 1001 break; 1002 } 1003 if (copy_to_user(argp, &val16, sizeof(val16))) 1004 ret = -EFAULT; 1005 break; 1006 case SONYPI_IOCGBAT2REM: 1007 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { 1008 ret = -EIO; 1009 break; 1010 } 1011 if (copy_to_user(argp, &val16, sizeof(val16))) 1012 ret = -EFAULT; 1013 break; 1014 case SONYPI_IOCGBATFLAGS: 1015 if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) { 1016 ret = -EIO; 1017 break; 1018 } 1019 val8 &= 0x07; 1020 if (copy_to_user(argp, &val8, sizeof(val8))) 1021 ret = -EFAULT; 1022 break; 1023 case SONYPI_IOCGBLUE: 1024 val8 = sonypi_device.bluetooth_power; 1025 if (copy_to_user(argp, &val8, sizeof(val8))) 1026 ret = -EFAULT; 1027 break; 1028 case SONYPI_IOCSBLUE: 1029 if (copy_from_user(&val8, argp, sizeof(val8))) { 1030 ret = -EFAULT; 1031 break; 1032 } 1033 sonypi_setbluetoothpower(val8); 1034 break; 1035 /* FAN Controls */ 1036 case SONYPI_IOCGFAN: 1037 if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) { 1038 ret = -EIO; 1039 break; 1040 } 1041 if (copy_to_user(argp, &val8, sizeof(val8))) 1042 ret = -EFAULT; 1043 break; 1044 case SONYPI_IOCSFAN: 1045 if (copy_from_user(&val8, argp, sizeof(val8))) { 1046 ret = -EFAULT; 1047 break; 1048 } 1049 if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8)) 1050 ret = -EIO; 1051 break; 1052 /* GET Temperature (useful under APM) */ 1053 case SONYPI_IOCGTEMP: 1054 if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) { 1055 ret = -EIO; 1056 break; 1057 } 1058 if (copy_to_user(argp, &val8, sizeof(val8))) 1059 ret = -EFAULT; 1060 break; 1061 default: 1062 ret = -EINVAL; 1063 } 1064 mutex_unlock(&sonypi_device.lock); 1065 return ret; 1066} 1067 1068static const struct file_operations sonypi_misc_fops = { 1069 .owner = THIS_MODULE, 1070 .read = sonypi_misc_read, 1071 .poll = sonypi_misc_poll, 1072 .open = sonypi_misc_open, 1073 .release = sonypi_misc_release, 1074 .fasync = sonypi_misc_fasync, 1075 .unlocked_ioctl = sonypi_misc_ioctl, 1076 .llseek = no_llseek, 1077}; 1078 1079static struct miscdevice sonypi_misc_device = { 1080 .minor = MISC_DYNAMIC_MINOR, 1081 .name = "sonypi", 1082 .fops = &sonypi_misc_fops, 1083}; 1084 1085static void sonypi_enable(unsigned int camera_on) 1086{ 1087 switch (sonypi_device.model) { 1088 case SONYPI_DEVICE_MODEL_TYPE1: 1089 sonypi_type1_srs(); 1090 break; 1091 case SONYPI_DEVICE_MODEL_TYPE2: 1092 sonypi_type2_srs(); 1093 break; 1094 case SONYPI_DEVICE_MODEL_TYPE3: 1095 sonypi_type3_srs(); 1096 break; 1097 } 1098 1099 sonypi_call1(0x82); 1100 sonypi_call2(0x81, 0xff); 1101 sonypi_call1(compat ? 0x92 : 0x82); 1102 1103 /* Enable ACPI mode to get Fn key events */ 1104 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1105 outb(0xf0, 0xb2); 1106 1107 if (camera && camera_on) 1108 sonypi_camera_on(); 1109} 1110 1111static int sonypi_disable(void) 1112{ 1113 sonypi_call2(0x81, 0); /* make sure we don't get any more events */ 1114 if (camera) 1115 sonypi_camera_off(); 1116 1117 /* disable ACPI mode */ 1118 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1119 outb(0xf1, 0xb2); 1120 1121 switch (sonypi_device.model) { 1122 case SONYPI_DEVICE_MODEL_TYPE1: 1123 sonypi_type1_dis(); 1124 break; 1125 case SONYPI_DEVICE_MODEL_TYPE2: 1126 sonypi_type2_dis(); 1127 break; 1128 case SONYPI_DEVICE_MODEL_TYPE3: 1129 sonypi_type3_dis(); 1130 break; 1131 } 1132 1133 return 0; 1134} 1135 1136#ifdef CONFIG_ACPI 1137static int sonypi_acpi_add(struct acpi_device *device) 1138{ 1139 sonypi_acpi_device = device; 1140 strcpy(acpi_device_name(device), "Sony laptop hotkeys"); 1141 strcpy(acpi_device_class(device), "sony/hotkey"); 1142 return 0; 1143} 1144 1145static int sonypi_acpi_remove(struct acpi_device *device, int type) 1146{ 1147 sonypi_acpi_device = NULL; 1148 return 0; 1149} 1150 1151static const struct acpi_device_id sonypi_device_ids[] = { 1152 {"SNY6001", 0}, 1153 {"", 0}, 1154}; 1155 1156static struct acpi_driver sonypi_acpi_driver = { 1157 .name = "sonypi", 1158 .class = "hkey", 1159 .ids = sonypi_device_ids, 1160 .ops = { 1161 .add = sonypi_acpi_add, 1162 .remove = sonypi_acpi_remove, 1163 }, 1164}; 1165#endif 1166 1167static int __devinit sonypi_create_input_devices(struct platform_device *pdev) 1168{ 1169 struct input_dev *jog_dev; 1170 struct input_dev *key_dev; 1171 int i; 1172 int error; 1173 1174 sonypi_device.input_jog_dev = jog_dev = input_allocate_device(); 1175 if (!jog_dev) 1176 return -ENOMEM; 1177 1178 jog_dev->name = "Sony Vaio Jogdial"; 1179 jog_dev->id.bustype = BUS_ISA; 1180 jog_dev->id.vendor = PCI_VENDOR_ID_SONY; 1181 jog_dev->dev.parent = &pdev->dev; 1182 1183 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); 1184 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE); 1185 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL); 1186 1187 sonypi_device.input_key_dev = key_dev = input_allocate_device(); 1188 if (!key_dev) { 1189 error = -ENOMEM; 1190 goto err_free_jogdev; 1191 } 1192 1193 key_dev->name = "Sony Vaio Keys"; 1194 key_dev->id.bustype = BUS_ISA; 1195 key_dev->id.vendor = PCI_VENDOR_ID_SONY; 1196 key_dev->dev.parent = &pdev->dev; 1197 1198 /* Initialize the Input Drivers: special keys */ 1199 key_dev->evbit[0] = BIT_MASK(EV_KEY); 1200 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 1201 if (sonypi_inputkeys[i].inputev) 1202 set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit); 1203 1204 error = input_register_device(jog_dev); 1205 if (error) 1206 goto err_free_keydev; 1207 1208 error = input_register_device(key_dev); 1209 if (error) 1210 goto err_unregister_jogdev; 1211 1212 return 0; 1213 1214 err_unregister_jogdev: 1215 input_unregister_device(jog_dev); 1216 /* Set to NULL so we don't free it again below */ 1217 jog_dev = NULL; 1218 err_free_keydev: 1219 input_free_device(key_dev); 1220 sonypi_device.input_key_dev = NULL; 1221 err_free_jogdev: 1222 input_free_device(jog_dev); 1223 sonypi_device.input_jog_dev = NULL; 1224 1225 return error; 1226} 1227 1228static int __devinit sonypi_setup_ioports(struct sonypi_device *dev, 1229 const struct sonypi_ioport_list *ioport_list) 1230{ 1231 /* try to detect if sony-laptop is being used and thus 1232 * has already requested one of the known ioports. 1233 * As in the deprecated check_region this is racy has we have 1234 * multiple ioports available and one of them can be requested 1235 * between this check and the subsequent request. Anyway, as an 1236 * attempt to be some more user-friendly as we currently are, 1237 * this is enough. 1238 */ 1239 const struct sonypi_ioport_list *check = ioport_list; 1240 while (check_ioport && check->port1) { 1241 if (!request_region(check->port1, 1242 sonypi_device.region_size, 1243 "Sony Programable I/O Device Check")) { 1244 printk(KERN_ERR "sonypi: ioport 0x%.4x busy, using sony-laptop? " 1245 "if not use check_ioport=0\n", 1246 check->port1); 1247 return -EBUSY; 1248 } 1249 release_region(check->port1, sonypi_device.region_size); 1250 check++; 1251 } 1252 1253 while (ioport_list->port1) { 1254 1255 if (request_region(ioport_list->port1, 1256 sonypi_device.region_size, 1257 "Sony Programable I/O Device")) { 1258 dev->ioport1 = ioport_list->port1; 1259 dev->ioport2 = ioport_list->port2; 1260 return 0; 1261 } 1262 ioport_list++; 1263 } 1264 1265 return -EBUSY; 1266} 1267 1268static int __devinit sonypi_setup_irq(struct sonypi_device *dev, 1269 const struct sonypi_irq_list *irq_list) 1270{ 1271 while (irq_list->irq) { 1272 1273 if (!request_irq(irq_list->irq, sonypi_irq, 1274 IRQF_SHARED, "sonypi", sonypi_irq)) { 1275 dev->irq = irq_list->irq; 1276 dev->bits = irq_list->bits; 1277 return 0; 1278 } 1279 irq_list++; 1280 } 1281 1282 return -EBUSY; 1283} 1284 1285static void __devinit sonypi_display_info(void) 1286{ 1287 printk(KERN_INFO "sonypi: detected type%d model, " 1288 "verbose = %d, fnkeyinit = %s, camera = %s, " 1289 "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n", 1290 sonypi_device.model, 1291 verbose, 1292 fnkeyinit ? "on" : "off", 1293 camera ? "on" : "off", 1294 compat ? "on" : "off", 1295 mask, 1296 useinput ? "on" : "off", 1297 SONYPI_ACPI_ACTIVE ? "on" : "off"); 1298 printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n", 1299 sonypi_device.irq, 1300 sonypi_device.ioport1, sonypi_device.ioport2); 1301 1302 if (minor == -1) 1303 printk(KERN_INFO "sonypi: device allocated minor is %d\n", 1304 sonypi_misc_device.minor); 1305} 1306 1307static int __devinit sonypi_probe(struct platform_device *dev) 1308{ 1309 const struct sonypi_ioport_list *ioport_list; 1310 const struct sonypi_irq_list *irq_list; 1311 struct pci_dev *pcidev; 1312 int error; 1313 1314 printk(KERN_WARNING "sonypi: please try the sony-laptop module instead " 1315 "and report failures, see also " 1316 "http://www.linux.it/~malattia/wiki/index.php/Sony_drivers\n"); 1317 1318 spin_lock_init(&sonypi_device.fifo_lock); 1319 error = kfifo_alloc(&sonypi_device.fifo, SONYPI_BUF_SIZE, GFP_KERNEL); 1320 if (error) { 1321 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1322 return error; 1323 } 1324 1325 init_waitqueue_head(&sonypi_device.fifo_proc_list); 1326 mutex_init(&sonypi_device.lock); 1327 sonypi_device.bluetooth_power = -1; 1328 1329 if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1330 PCI_DEVICE_ID_INTEL_82371AB_3, NULL))) 1331 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1; 1332 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1333 PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) 1334 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1335 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1336 PCI_DEVICE_ID_INTEL_ICH7_1, NULL))) 1337 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1338 else 1339 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; 1340 1341 if (pcidev && pci_enable_device(pcidev)) { 1342 printk(KERN_ERR "sonypi: pci_enable_device failed\n"); 1343 error = -EIO; 1344 goto err_put_pcidev; 1345 } 1346 1347 sonypi_device.dev = pcidev; 1348 1349 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) { 1350 ioport_list = sonypi_type1_ioport_list; 1351 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE; 1352 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET; 1353 irq_list = sonypi_type1_irq_list; 1354 } else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) { 1355 ioport_list = sonypi_type2_ioport_list; 1356 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE; 1357 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET; 1358 irq_list = sonypi_type2_irq_list; 1359 } else { 1360 ioport_list = sonypi_type3_ioport_list; 1361 sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE; 1362 sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET; 1363 irq_list = sonypi_type3_irq_list; 1364 } 1365 1366 error = sonypi_setup_ioports(&sonypi_device, ioport_list); 1367 if (error) { 1368 printk(KERN_ERR "sonypi: failed to request ioports\n"); 1369 goto err_disable_pcidev; 1370 } 1371 1372 error = sonypi_setup_irq(&sonypi_device, irq_list); 1373 if (error) { 1374 printk(KERN_ERR "sonypi: request_irq failed\n"); 1375 goto err_free_ioports; 1376 } 1377 1378 if (minor != -1) 1379 sonypi_misc_device.minor = minor; 1380 error = misc_register(&sonypi_misc_device); 1381 if (error) { 1382 printk(KERN_ERR "sonypi: misc_register failed\n"); 1383 goto err_free_irq; 1384 } 1385 1386 sonypi_display_info(); 1387 1388 if (useinput) { 1389 1390 error = sonypi_create_input_devices(dev); 1391 if (error) { 1392 printk(KERN_ERR 1393 "sonypi: failed to create input devices\n"); 1394 goto err_miscdev_unregister; 1395 } 1396 1397 spin_lock_init(&sonypi_device.input_fifo_lock); 1398 error = kfifo_alloc(&sonypi_device.input_fifo, SONYPI_BUF_SIZE, 1399 GFP_KERNEL); 1400 if (error) { 1401 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1402 goto err_inpdev_unregister; 1403 } 1404 1405 INIT_WORK(&sonypi_device.input_work, input_keyrelease); 1406 } 1407 1408 sonypi_enable(0); 1409 1410 return 0; 1411 1412 err_inpdev_unregister: 1413 input_unregister_device(sonypi_device.input_key_dev); 1414 input_unregister_device(sonypi_device.input_jog_dev); 1415 err_miscdev_unregister: 1416 misc_deregister(&sonypi_misc_device); 1417 err_free_irq: 1418 free_irq(sonypi_device.irq, sonypi_irq); 1419 err_free_ioports: 1420 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1421 err_disable_pcidev: 1422 if (pcidev) 1423 pci_disable_device(pcidev); 1424 err_put_pcidev: 1425 pci_dev_put(pcidev); 1426 kfifo_free(&sonypi_device.fifo); 1427 1428 return error; 1429} 1430 1431static int __devexit sonypi_remove(struct platform_device *dev) 1432{ 1433 sonypi_disable(); 1434 1435 synchronize_irq(sonypi_device.irq); 1436 flush_scheduled_work(); 1437 1438 if (useinput) { 1439 input_unregister_device(sonypi_device.input_key_dev); 1440 input_unregister_device(sonypi_device.input_jog_dev); 1441 kfifo_free(&sonypi_device.input_fifo); 1442 } 1443 1444 misc_deregister(&sonypi_misc_device); 1445 1446 free_irq(sonypi_device.irq, sonypi_irq); 1447 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1448 1449 if (sonypi_device.dev) { 1450 pci_disable_device(sonypi_device.dev); 1451 pci_dev_put(sonypi_device.dev); 1452 } 1453 1454 kfifo_free(&sonypi_device.fifo); 1455 1456 return 0; 1457} 1458 1459#ifdef CONFIG_PM 1460static int old_camera_power; 1461 1462static int sonypi_suspend(struct platform_device *dev, pm_message_t state) 1463{ 1464 old_camera_power = sonypi_device.camera_power; 1465 sonypi_disable(); 1466 1467 return 0; 1468} 1469 1470static int sonypi_resume(struct platform_device *dev) 1471{ 1472 sonypi_enable(old_camera_power); 1473 return 0; 1474} 1475#else 1476#define sonypi_suspend NULL 1477#define sonypi_resume NULL 1478#endif 1479 1480static void sonypi_shutdown(struct platform_device *dev) 1481{ 1482 sonypi_disable(); 1483} 1484 1485static struct platform_driver sonypi_driver = { 1486 .driver = { 1487 .name = "sonypi", 1488 .owner = THIS_MODULE, 1489 }, 1490 .probe = sonypi_probe, 1491 .remove = __devexit_p(sonypi_remove), 1492 .shutdown = sonypi_shutdown, 1493 .suspend = sonypi_suspend, 1494 .resume = sonypi_resume, 1495}; 1496 1497static struct platform_device *sonypi_platform_device; 1498 1499static struct dmi_system_id __initdata sonypi_dmi_table[] = { 1500 { 1501 .ident = "Sony Vaio", 1502 .matches = { 1503 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1504 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), 1505 }, 1506 }, 1507 { 1508 .ident = "Sony Vaio", 1509 .matches = { 1510 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1511 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), 1512 }, 1513 }, 1514 { } 1515}; 1516 1517static int __init sonypi_init(void) 1518{ 1519 int error; 1520 1521 printk(KERN_INFO 1522 "sonypi: Sony Programmable I/O Controller Driver v%s.\n", 1523 SONYPI_DRIVER_VERSION); 1524 1525 if (!dmi_check_system(sonypi_dmi_table)) 1526 return -ENODEV; 1527 1528 error = platform_driver_register(&sonypi_driver); 1529 if (error) 1530 return error; 1531 1532 sonypi_platform_device = platform_device_alloc("sonypi", -1); 1533 if (!sonypi_platform_device) { 1534 error = -ENOMEM; 1535 goto err_driver_unregister; 1536 } 1537 1538 error = platform_device_add(sonypi_platform_device); 1539 if (error) 1540 goto err_free_device; 1541 1542#ifdef CONFIG_ACPI 1543 if (acpi_bus_register_driver(&sonypi_acpi_driver) >= 0) 1544 acpi_driver_registered = 1; 1545#endif 1546 1547 return 0; 1548 1549 err_free_device: 1550 platform_device_put(sonypi_platform_device); 1551 err_driver_unregister: 1552 platform_driver_unregister(&sonypi_driver); 1553 return error; 1554} 1555 1556static void __exit sonypi_exit(void) 1557{ 1558#ifdef CONFIG_ACPI 1559 if (acpi_driver_registered) 1560 acpi_bus_unregister_driver(&sonypi_acpi_driver); 1561#endif 1562 platform_device_unregister(sonypi_platform_device); 1563 platform_driver_unregister(&sonypi_driver); 1564 printk(KERN_INFO "sonypi: removed.\n"); 1565} 1566 1567module_init(sonypi_init); 1568module_exit(sonypi_exit); 1569