sonypi.c revision 96de0e252cedffad61b3cb5e05662c591898e69a
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/input.h> 40#include <linux/pci.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#include <linux/platform_device.h> 52 53#include <asm/uaccess.h> 54#include <asm/io.h> 55#include <asm/system.h> 56 57#include <linux/sonypi.h> 58 59#define SONYPI_DRIVER_VERSION "1.26" 60 61MODULE_AUTHOR("Stelian Pop <stelian@popies.net>"); 62MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); 63MODULE_LICENSE("GPL"); 64MODULE_VERSION(SONYPI_DRIVER_VERSION); 65 66static int minor = -1; 67module_param(minor, int, 0); 68MODULE_PARM_DESC(minor, 69 "minor number of the misc device, default is -1 (automatic)"); 70 71static int verbose; /* = 0 */ 72module_param(verbose, int, 0644); 73MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); 74 75static int fnkeyinit; /* = 0 */ 76module_param(fnkeyinit, int, 0444); 77MODULE_PARM_DESC(fnkeyinit, 78 "set this if your Fn keys do not generate any event"); 79 80static int camera; /* = 0 */ 81module_param(camera, int, 0444); 82MODULE_PARM_DESC(camera, 83 "set this if you have a MotionEye camera (PictureBook series)"); 84 85static int compat; /* = 0 */ 86module_param(compat, int, 0444); 87MODULE_PARM_DESC(compat, 88 "set this if you want to enable backward compatibility mode"); 89 90static unsigned long mask = 0xffffffff; 91module_param(mask, ulong, 0644); 92MODULE_PARM_DESC(mask, 93 "set this to the mask of event you want to enable (see doc)"); 94 95static int useinput = 1; 96module_param(useinput, int, 0444); 97MODULE_PARM_DESC(useinput, 98 "set this if you would like sonypi to feed events to the input subsystem"); 99 100static int check_ioport = 1; 101module_param(check_ioport, int, 0444); 102MODULE_PARM_DESC(check_ioport, 103 "set this to 0 if you think the automatic ioport check for sony-laptop is wrong"); 104 105#define SONYPI_DEVICE_MODEL_TYPE1 1 106#define SONYPI_DEVICE_MODEL_TYPE2 2 107#define SONYPI_DEVICE_MODEL_TYPE3 3 108 109/* type1 models use those */ 110#define SONYPI_IRQ_PORT 0x8034 111#define SONYPI_IRQ_SHIFT 22 112#define SONYPI_TYPE1_BASE 0x50 113#define SONYPI_G10A (SONYPI_TYPE1_BASE+0x14) 114#define SONYPI_TYPE1_REGION_SIZE 0x08 115#define SONYPI_TYPE1_EVTYPE_OFFSET 0x04 116 117/* type2 series specifics */ 118#define SONYPI_SIRQ 0x9b 119#define SONYPI_SLOB 0x9c 120#define SONYPI_SHIB 0x9d 121#define SONYPI_TYPE2_REGION_SIZE 0x20 122#define SONYPI_TYPE2_EVTYPE_OFFSET 0x12 123 124/* type3 series specifics */ 125#define SONYPI_TYPE3_BASE 0x40 126#define SONYPI_TYPE3_GID2 (SONYPI_TYPE3_BASE+0x48) /* 16 bits */ 127#define SONYPI_TYPE3_MISC (SONYPI_TYPE3_BASE+0x6d) /* 8 bits */ 128#define SONYPI_TYPE3_REGION_SIZE 0x20 129#define SONYPI_TYPE3_EVTYPE_OFFSET 0x12 130 131/* battery / brightness addresses */ 132#define SONYPI_BAT_FLAGS 0x81 133#define SONYPI_LCD_LIGHT 0x96 134#define SONYPI_BAT1_PCTRM 0xa0 135#define SONYPI_BAT1_LEFT 0xa2 136#define SONYPI_BAT1_MAXRT 0xa4 137#define SONYPI_BAT2_PCTRM 0xa8 138#define SONYPI_BAT2_LEFT 0xaa 139#define SONYPI_BAT2_MAXRT 0xac 140#define SONYPI_BAT1_MAXTK 0xb0 141#define SONYPI_BAT1_FULL 0xb2 142#define SONYPI_BAT2_MAXTK 0xb8 143#define SONYPI_BAT2_FULL 0xba 144 145/* FAN0 information (reverse engineered from ACPI tables) */ 146#define SONYPI_FAN0_STATUS 0x93 147#define SONYPI_TEMP_STATUS 0xC1 148 149/* ioports used for brightness and type2 events */ 150#define SONYPI_DATA_IOPORT 0x62 151#define SONYPI_CST_IOPORT 0x66 152 153/* The set of possible ioports */ 154struct sonypi_ioport_list { 155 u16 port1; 156 u16 port2; 157}; 158 159static struct sonypi_ioport_list sonypi_type1_ioport_list[] = { 160 { 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */ 161 { 0x1080, 0x1084 }, 162 { 0x1090, 0x1094 }, 163 { 0x10a0, 0x10a4 }, 164 { 0x10b0, 0x10b4 }, 165 { 0x0, 0x0 } 166}; 167 168static struct sonypi_ioport_list sonypi_type2_ioport_list[] = { 169 { 0x1080, 0x1084 }, 170 { 0x10a0, 0x10a4 }, 171 { 0x10c0, 0x10c4 }, 172 { 0x10e0, 0x10e4 }, 173 { 0x0, 0x0 } 174}; 175 176/* same as in type 2 models */ 177static struct sonypi_ioport_list *sonypi_type3_ioport_list = 178 sonypi_type2_ioport_list; 179 180/* The set of possible interrupts */ 181struct sonypi_irq_list { 182 u16 irq; 183 u16 bits; 184}; 185 186static struct sonypi_irq_list sonypi_type1_irq_list[] = { 187 { 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */ 188 { 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */ 189 { 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */ 190 { 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */ 191}; 192 193static struct sonypi_irq_list sonypi_type2_irq_list[] = { 194 { 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */ 195 { 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */ 196 { 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */ 197 { 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */ 198 { 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */ 199}; 200 201/* same as in type2 models */ 202static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list; 203 204#define SONYPI_CAMERA_BRIGHTNESS 0 205#define SONYPI_CAMERA_CONTRAST 1 206#define SONYPI_CAMERA_HUE 2 207#define SONYPI_CAMERA_COLOR 3 208#define SONYPI_CAMERA_SHARPNESS 4 209 210#define SONYPI_CAMERA_PICTURE 5 211#define SONYPI_CAMERA_EXPOSURE_MASK 0xC 212#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 213#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 214#define SONYPI_CAMERA_MUTE_MASK 0x40 215 216/* the rest don't need a loop until not 0xff */ 217#define SONYPI_CAMERA_AGC 6 218#define SONYPI_CAMERA_AGC_MASK 0x30 219#define SONYPI_CAMERA_SHUTTER_MASK 0x7 220 221#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 222#define SONYPI_CAMERA_CONTROL 0x10 223 224#define SONYPI_CAMERA_STATUS 7 225#define SONYPI_CAMERA_STATUS_READY 0x2 226#define SONYPI_CAMERA_STATUS_POSITION 0x4 227 228#define SONYPI_DIRECTION_BACKWARDS 0x4 229 230#define SONYPI_CAMERA_REVISION 8 231#define SONYPI_CAMERA_ROMVERSION 9 232 233/* Event masks */ 234#define SONYPI_JOGGER_MASK 0x00000001 235#define SONYPI_CAPTURE_MASK 0x00000002 236#define SONYPI_FNKEY_MASK 0x00000004 237#define SONYPI_BLUETOOTH_MASK 0x00000008 238#define SONYPI_PKEY_MASK 0x00000010 239#define SONYPI_BACK_MASK 0x00000020 240#define SONYPI_HELP_MASK 0x00000040 241#define SONYPI_LID_MASK 0x00000080 242#define SONYPI_ZOOM_MASK 0x00000100 243#define SONYPI_THUMBPHRASE_MASK 0x00000200 244#define SONYPI_MEYE_MASK 0x00000400 245#define SONYPI_MEMORYSTICK_MASK 0x00000800 246#define SONYPI_BATTERY_MASK 0x00001000 247#define SONYPI_WIRELESS_MASK 0x00002000 248 249struct sonypi_event { 250 u8 data; 251 u8 event; 252}; 253 254/* The set of possible button release events */ 255static struct sonypi_event sonypi_releaseev[] = { 256 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, 257 { 0, 0 } 258}; 259 260/* The set of possible jogger events */ 261static struct sonypi_event sonypi_joggerev[] = { 262 { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, 263 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, 264 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, 265 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, 266 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, 267 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, 268 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, 269 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, 270 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, 271 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, 272 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, 273 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, 274 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, 275 { 0, 0 } 276}; 277 278/* The set of possible capture button events */ 279static struct sonypi_event sonypi_captureev[] = { 280 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, 281 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, 282 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, 283 { 0, 0 } 284}; 285 286/* The set of possible fnkeys events */ 287static struct sonypi_event sonypi_fnkeyev[] = { 288 { 0x10, SONYPI_EVENT_FNKEY_ESC }, 289 { 0x11, SONYPI_EVENT_FNKEY_F1 }, 290 { 0x12, SONYPI_EVENT_FNKEY_F2 }, 291 { 0x13, SONYPI_EVENT_FNKEY_F3 }, 292 { 0x14, SONYPI_EVENT_FNKEY_F4 }, 293 { 0x15, SONYPI_EVENT_FNKEY_F5 }, 294 { 0x16, SONYPI_EVENT_FNKEY_F6 }, 295 { 0x17, SONYPI_EVENT_FNKEY_F7 }, 296 { 0x18, SONYPI_EVENT_FNKEY_F8 }, 297 { 0x19, SONYPI_EVENT_FNKEY_F9 }, 298 { 0x1a, SONYPI_EVENT_FNKEY_F10 }, 299 { 0x1b, SONYPI_EVENT_FNKEY_F11 }, 300 { 0x1c, SONYPI_EVENT_FNKEY_F12 }, 301 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, 302 { 0x21, SONYPI_EVENT_FNKEY_1 }, 303 { 0x22, SONYPI_EVENT_FNKEY_2 }, 304 { 0x31, SONYPI_EVENT_FNKEY_D }, 305 { 0x32, SONYPI_EVENT_FNKEY_E }, 306 { 0x33, SONYPI_EVENT_FNKEY_F }, 307 { 0x34, SONYPI_EVENT_FNKEY_S }, 308 { 0x35, SONYPI_EVENT_FNKEY_B }, 309 { 0x36, SONYPI_EVENT_FNKEY_ONLY }, 310 { 0, 0 } 311}; 312 313/* The set of possible program key events */ 314static struct sonypi_event sonypi_pkeyev[] = { 315 { 0x01, SONYPI_EVENT_PKEY_P1 }, 316 { 0x02, SONYPI_EVENT_PKEY_P2 }, 317 { 0x04, SONYPI_EVENT_PKEY_P3 }, 318 { 0x5c, SONYPI_EVENT_PKEY_P1 }, 319 { 0, 0 } 320}; 321 322/* The set of possible bluetooth events */ 323static struct sonypi_event sonypi_blueev[] = { 324 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, 325 { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, 326 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, 327 { 0, 0 } 328}; 329 330/* The set of possible wireless events */ 331static struct sonypi_event sonypi_wlessev[] = { 332 { 0x59, SONYPI_EVENT_WIRELESS_ON }, 333 { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, 334 { 0, 0 } 335}; 336 337/* The set of possible back button events */ 338static struct sonypi_event sonypi_backev[] = { 339 { 0x20, SONYPI_EVENT_BACK_PRESSED }, 340 { 0, 0 } 341}; 342 343/* The set of possible help button events */ 344static struct sonypi_event sonypi_helpev[] = { 345 { 0x3b, SONYPI_EVENT_HELP_PRESSED }, 346 { 0, 0 } 347}; 348 349 350/* The set of possible lid events */ 351static struct sonypi_event sonypi_lidev[] = { 352 { 0x51, SONYPI_EVENT_LID_CLOSED }, 353 { 0x50, SONYPI_EVENT_LID_OPENED }, 354 { 0, 0 } 355}; 356 357/* The set of possible zoom events */ 358static struct sonypi_event sonypi_zoomev[] = { 359 { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, 360 { 0, 0 } 361}; 362 363/* The set of possible thumbphrase events */ 364static struct sonypi_event sonypi_thumbphraseev[] = { 365 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, 366 { 0, 0 } 367}; 368 369/* The set of possible motioneye camera events */ 370static struct sonypi_event sonypi_meyeev[] = { 371 { 0x00, SONYPI_EVENT_MEYE_FACE }, 372 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, 373 { 0, 0 } 374}; 375 376/* The set of possible memorystick events */ 377static struct sonypi_event sonypi_memorystickev[] = { 378 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, 379 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, 380 { 0, 0 } 381}; 382 383/* The set of possible battery events */ 384static struct sonypi_event sonypi_batteryev[] = { 385 { 0x20, SONYPI_EVENT_BATTERY_INSERT }, 386 { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, 387 { 0, 0 } 388}; 389 390static struct sonypi_eventtypes { 391 int model; 392 u8 data; 393 unsigned long mask; 394 struct sonypi_event * events; 395} sonypi_eventtypes[] = { 396 { SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev }, 397 { SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, 398 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev }, 399 { SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, 400 { SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, 401 { SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 402 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 403 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, 404 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 405 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, 406 407 { SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev }, 408 { SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev }, 409 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, 410 { SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, 411 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 412 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 413 { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, 414 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev }, 415 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev }, 416 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, 417 { SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, 418 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 419 { SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 420 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 421 422 { SONYPI_DEVICE_MODEL_TYPE3, 0, 0xffffffff, sonypi_releaseev }, 423 { SONYPI_DEVICE_MODEL_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 424 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, 425 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 426 { SONYPI_DEVICE_MODEL_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 427 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 428 { 0 } 429}; 430 431#define SONYPI_BUF_SIZE 128 432 433/* Correspondance table between sonypi events and input layer events */ 434static struct { 435 int sonypiev; 436 int inputev; 437} sonypi_inputkeys[] = { 438 { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA }, 439 { SONYPI_EVENT_FNKEY_ONLY, KEY_FN }, 440 { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC }, 441 { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 }, 442 { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 }, 443 { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 }, 444 { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 }, 445 { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 }, 446 { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 }, 447 { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 }, 448 { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 }, 449 { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 }, 450 { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 }, 451 { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 }, 452 { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 }, 453 { SONYPI_EVENT_FNKEY_1, KEY_FN_1 }, 454 { SONYPI_EVENT_FNKEY_2, KEY_FN_2 }, 455 { SONYPI_EVENT_FNKEY_D, KEY_FN_D }, 456 { SONYPI_EVENT_FNKEY_E, KEY_FN_E }, 457 { SONYPI_EVENT_FNKEY_F, KEY_FN_F }, 458 { SONYPI_EVENT_FNKEY_S, KEY_FN_S }, 459 { SONYPI_EVENT_FNKEY_B, KEY_FN_B }, 460 { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE }, 461 { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE }, 462 { SONYPI_EVENT_PKEY_P1, KEY_PROG1 }, 463 { SONYPI_EVENT_PKEY_P2, KEY_PROG2 }, 464 { SONYPI_EVENT_PKEY_P3, KEY_PROG3 }, 465 { SONYPI_EVENT_BACK_PRESSED, KEY_BACK }, 466 { SONYPI_EVENT_HELP_PRESSED, KEY_HELP }, 467 { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM }, 468 { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB }, 469 { 0, 0 }, 470}; 471 472struct sonypi_keypress { 473 struct input_dev *dev; 474 int key; 475}; 476 477static struct sonypi_device { 478 struct pci_dev *dev; 479 u16 irq; 480 u16 bits; 481 u16 ioport1; 482 u16 ioport2; 483 u16 region_size; 484 u16 evtype_offset; 485 int camera_power; 486 int bluetooth_power; 487 struct mutex lock; 488 struct kfifo *fifo; 489 spinlock_t fifo_lock; 490 wait_queue_head_t fifo_proc_list; 491 struct fasync_struct *fifo_async; 492 int open_count; 493 int model; 494 struct input_dev *input_jog_dev; 495 struct input_dev *input_key_dev; 496 struct work_struct input_work; 497 struct kfifo *input_fifo; 498 spinlock_t input_fifo_lock; 499} sonypi_device; 500 501#define ITERATIONS_LONG 10000 502#define ITERATIONS_SHORT 10 503 504#define wait_on_command(quiet, command, iterations) { \ 505 unsigned int n = iterations; \ 506 while (--n && (command)) \ 507 udelay(1); \ 508 if (!n && (verbose || !quiet)) \ 509 printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __FUNCTION__, __LINE__); \ 510} 511 512#ifdef CONFIG_ACPI 513#define SONYPI_ACPI_ACTIVE (!acpi_disabled) 514#else 515#define SONYPI_ACPI_ACTIVE 0 516#endif /* CONFIG_ACPI */ 517 518#ifdef CONFIG_ACPI 519static struct acpi_device *sonypi_acpi_device; 520static int acpi_driver_registered; 521#endif 522 523static int sonypi_ec_write(u8 addr, u8 value) 524{ 525#ifdef CONFIG_ACPI_EC 526 if (SONYPI_ACPI_ACTIVE) 527 return ec_write(addr, value); 528#endif 529 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 530 outb_p(0x81, SONYPI_CST_IOPORT); 531 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 532 outb_p(addr, SONYPI_DATA_IOPORT); 533 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 534 outb_p(value, SONYPI_DATA_IOPORT); 535 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 536 return 0; 537} 538 539static int sonypi_ec_read(u8 addr, u8 *value) 540{ 541#ifdef CONFIG_ACPI_EC 542 if (SONYPI_ACPI_ACTIVE) 543 return ec_read(addr, value); 544#endif 545 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 546 outb_p(0x80, SONYPI_CST_IOPORT); 547 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 548 outb_p(addr, SONYPI_DATA_IOPORT); 549 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 550 *value = inb_p(SONYPI_DATA_IOPORT); 551 return 0; 552} 553 554static int ec_read16(u8 addr, u16 *value) 555{ 556 u8 val_lb, val_hb; 557 if (sonypi_ec_read(addr, &val_lb)) 558 return -1; 559 if (sonypi_ec_read(addr + 1, &val_hb)) 560 return -1; 561 *value = val_lb | (val_hb << 8); 562 return 0; 563} 564 565/* Initializes the device - this comes from the AML code in the ACPI bios */ 566static void sonypi_type1_srs(void) 567{ 568 u32 v; 569 570 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 571 v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1); 572 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 573 574 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 575 v = (v & 0xFFF0FFFF) | 576 (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16); 577 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 578 579 v = inl(SONYPI_IRQ_PORT); 580 v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT); 581 v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT); 582 outl(v, SONYPI_IRQ_PORT); 583 584 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 585 v = (v & 0xFF1FFFFF) | 0x00C00000; 586 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 587} 588 589static void sonypi_type2_srs(void) 590{ 591 if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8)) 592 printk(KERN_WARNING "ec_write failed\n"); 593 if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF)) 594 printk(KERN_WARNING "ec_write failed\n"); 595 if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits)) 596 printk(KERN_WARNING "ec_write failed\n"); 597 udelay(10); 598} 599 600static void sonypi_type3_srs(void) 601{ 602 u16 v16; 603 u8 v8; 604 605 /* This model type uses the same initialiazation of 606 * the embedded controller as the type2 models. */ 607 sonypi_type2_srs(); 608 609 /* Initialization of PCI config space of the LPC interface bridge. */ 610 v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01; 611 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16); 612 pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8); 613 v8 = (v8 & 0xCF) | 0x10; 614 pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8); 615} 616 617/* Disables the device - this comes from the AML code in the ACPI bios */ 618static void sonypi_type1_dis(void) 619{ 620 u32 v; 621 622 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 623 v = v & 0xFF3FFFFF; 624 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 625 626 v = inl(SONYPI_IRQ_PORT); 627 v |= (0x3 << SONYPI_IRQ_SHIFT); 628 outl(v, SONYPI_IRQ_PORT); 629} 630 631static void sonypi_type2_dis(void) 632{ 633 if (sonypi_ec_write(SONYPI_SHIB, 0)) 634 printk(KERN_WARNING "ec_write failed\n"); 635 if (sonypi_ec_write(SONYPI_SLOB, 0)) 636 printk(KERN_WARNING "ec_write failed\n"); 637 if (sonypi_ec_write(SONYPI_SIRQ, 0)) 638 printk(KERN_WARNING "ec_write failed\n"); 639} 640 641static void sonypi_type3_dis(void) 642{ 643 sonypi_type2_dis(); 644 udelay(10); 645 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0); 646} 647 648static u8 sonypi_call1(u8 dev) 649{ 650 u8 v1, v2; 651 652 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 653 outb(dev, sonypi_device.ioport2); 654 v1 = inb_p(sonypi_device.ioport2); 655 v2 = inb_p(sonypi_device.ioport1); 656 return v2; 657} 658 659static u8 sonypi_call2(u8 dev, u8 fn) 660{ 661 u8 v1; 662 663 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 664 outb(dev, sonypi_device.ioport2); 665 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 666 outb(fn, sonypi_device.ioport1); 667 v1 = inb_p(sonypi_device.ioport1); 668 return v1; 669} 670 671static u8 sonypi_call3(u8 dev, u8 fn, u8 v) 672{ 673 u8 v1; 674 675 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 676 outb(dev, sonypi_device.ioport2); 677 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 678 outb(fn, sonypi_device.ioport1); 679 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 680 outb(v, sonypi_device.ioport1); 681 v1 = inb_p(sonypi_device.ioport1); 682 return v1; 683} 684 685#if 0 686/* Get brightness, hue etc. Unreliable... */ 687static u8 sonypi_read(u8 fn) 688{ 689 u8 v1, v2; 690 int n = 100; 691 692 while (n--) { 693 v1 = sonypi_call2(0x8f, fn); 694 v2 = sonypi_call2(0x8f, fn); 695 if (v1 == v2 && v1 != 0xff) 696 return v1; 697 } 698 return 0xff; 699} 700#endif 701 702/* Set brightness, hue etc */ 703static void sonypi_set(u8 fn, u8 v) 704{ 705 wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT); 706} 707 708/* Tests if the camera is ready */ 709static int sonypi_camera_ready(void) 710{ 711 u8 v; 712 713 v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); 714 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); 715} 716 717/* Turns the camera off */ 718static void sonypi_camera_off(void) 719{ 720 sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK); 721 722 if (!sonypi_device.camera_power) 723 return; 724 725 sonypi_call2(0x91, 0); 726 sonypi_device.camera_power = 0; 727} 728 729/* Turns the camera on */ 730static void sonypi_camera_on(void) 731{ 732 int i, j; 733 734 if (sonypi_device.camera_power) 735 return; 736 737 for (j = 5; j > 0; j--) { 738 739 while (sonypi_call2(0x91, 0x1)) 740 msleep(10); 741 sonypi_call1(0x93); 742 743 for (i = 400; i > 0; i--) { 744 if (sonypi_camera_ready()) 745 break; 746 msleep(10); 747 } 748 if (i) 749 break; 750 } 751 752 if (j == 0) { 753 printk(KERN_WARNING "sonypi: failed to power on camera\n"); 754 return; 755 } 756 757 sonypi_set(0x10, 0x5a); 758 sonypi_device.camera_power = 1; 759} 760 761/* sets the bluetooth subsystem power state */ 762static void sonypi_setbluetoothpower(u8 state) 763{ 764 state = !!state; 765 766 if (sonypi_device.bluetooth_power == state) 767 return; 768 769 sonypi_call2(0x96, state); 770 sonypi_call1(0x82); 771 sonypi_device.bluetooth_power = state; 772} 773 774static void input_keyrelease(struct work_struct *work) 775{ 776 struct sonypi_keypress kp; 777 778 while (kfifo_get(sonypi_device.input_fifo, (unsigned char *)&kp, 779 sizeof(kp)) == sizeof(kp)) { 780 msleep(10); 781 input_report_key(kp.dev, kp.key, 0); 782 input_sync(kp.dev); 783 } 784} 785 786static void sonypi_report_input_event(u8 event) 787{ 788 struct input_dev *jog_dev = sonypi_device.input_jog_dev; 789 struct input_dev *key_dev = sonypi_device.input_key_dev; 790 struct sonypi_keypress kp = { NULL }; 791 int i; 792 793 switch (event) { 794 case SONYPI_EVENT_JOGDIAL_UP: 795 case SONYPI_EVENT_JOGDIAL_UP_PRESSED: 796 input_report_rel(jog_dev, REL_WHEEL, 1); 797 input_sync(jog_dev); 798 break; 799 800 case SONYPI_EVENT_JOGDIAL_DOWN: 801 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: 802 input_report_rel(jog_dev, REL_WHEEL, -1); 803 input_sync(jog_dev); 804 break; 805 806 case SONYPI_EVENT_JOGDIAL_PRESSED: 807 kp.key = BTN_MIDDLE; 808 kp.dev = jog_dev; 809 break; 810 811 case SONYPI_EVENT_FNKEY_RELEASED: 812 /* Nothing, not all VAIOs generate this event */ 813 break; 814 815 default: 816 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 817 if (event == sonypi_inputkeys[i].sonypiev) { 818 kp.dev = key_dev; 819 kp.key = sonypi_inputkeys[i].inputev; 820 break; 821 } 822 break; 823 } 824 825 if (kp.dev) { 826 input_report_key(kp.dev, kp.key, 1); 827 input_sync(kp.dev); 828 kfifo_put(sonypi_device.input_fifo, 829 (unsigned char *)&kp, sizeof(kp)); 830 schedule_work(&sonypi_device.input_work); 831 } 832} 833 834/* Interrupt handler: some event is available */ 835static irqreturn_t sonypi_irq(int irq, void *dev_id) 836{ 837 u8 v1, v2, event = 0; 838 int i, j; 839 840 v1 = inb_p(sonypi_device.ioport1); 841 v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset); 842 843 for (i = 0; sonypi_eventtypes[i].model; i++) { 844 if (sonypi_device.model != sonypi_eventtypes[i].model) 845 continue; 846 if ((v2 & sonypi_eventtypes[i].data) != 847 sonypi_eventtypes[i].data) 848 continue; 849 if (!(mask & sonypi_eventtypes[i].mask)) 850 continue; 851 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) { 852 if (v1 == sonypi_eventtypes[i].events[j].data) { 853 event = sonypi_eventtypes[i].events[j].event; 854 goto found; 855 } 856 } 857 } 858 859 if (verbose) 860 printk(KERN_WARNING 861 "sonypi: unknown event port1=0x%02x,port2=0x%02x\n", 862 v1, v2); 863 /* We need to return IRQ_HANDLED here because there *are* 864 * events belonging to the sonypi device we don't know about, 865 * but we still don't want those to pollute the logs... */ 866 return IRQ_HANDLED; 867 868found: 869 if (verbose > 1) 870 printk(KERN_INFO 871 "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); 872 873 if (useinput) 874 sonypi_report_input_event(event); 875 876#ifdef CONFIG_ACPI 877 if (sonypi_acpi_device) 878 acpi_bus_generate_proc_event(sonypi_acpi_device, 1, event); 879#endif 880 881 kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); 882 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); 883 wake_up_interruptible(&sonypi_device.fifo_proc_list); 884 885 return IRQ_HANDLED; 886} 887 888static int sonypi_misc_fasync(int fd, struct file *filp, int on) 889{ 890 int retval; 891 892 retval = fasync_helper(fd, filp, on, &sonypi_device.fifo_async); 893 if (retval < 0) 894 return retval; 895 return 0; 896} 897 898static int sonypi_misc_release(struct inode *inode, struct file *file) 899{ 900 sonypi_misc_fasync(-1, file, 0); 901 mutex_lock(&sonypi_device.lock); 902 sonypi_device.open_count--; 903 mutex_unlock(&sonypi_device.lock); 904 return 0; 905} 906 907static int sonypi_misc_open(struct inode *inode, struct file *file) 908{ 909 mutex_lock(&sonypi_device.lock); 910 /* Flush input queue on first open */ 911 if (!sonypi_device.open_count) 912 kfifo_reset(sonypi_device.fifo); 913 sonypi_device.open_count++; 914 mutex_unlock(&sonypi_device.lock); 915 return 0; 916} 917 918static ssize_t sonypi_misc_read(struct file *file, char __user *buf, 919 size_t count, loff_t *pos) 920{ 921 ssize_t ret; 922 unsigned char c; 923 924 if ((kfifo_len(sonypi_device.fifo) == 0) && 925 (file->f_flags & O_NONBLOCK)) 926 return -EAGAIN; 927 928 ret = wait_event_interruptible(sonypi_device.fifo_proc_list, 929 kfifo_len(sonypi_device.fifo) != 0); 930 if (ret) 931 return ret; 932 933 while (ret < count && 934 (kfifo_get(sonypi_device.fifo, &c, sizeof(c)) == 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 int sonypi_misc_ioctl(struct inode *ip, struct file *fp, 957 unsigned int cmd, unsigned long arg) 958{ 959 int 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 .ioctl = sonypi_misc_ioctl, 1076}; 1077 1078static struct miscdevice sonypi_misc_device = { 1079 .minor = MISC_DYNAMIC_MINOR, 1080 .name = "sonypi", 1081 .fops = &sonypi_misc_fops, 1082}; 1083 1084static void sonypi_enable(unsigned int camera_on) 1085{ 1086 switch (sonypi_device.model) { 1087 case SONYPI_DEVICE_MODEL_TYPE1: 1088 sonypi_type1_srs(); 1089 break; 1090 case SONYPI_DEVICE_MODEL_TYPE2: 1091 sonypi_type2_srs(); 1092 break; 1093 case SONYPI_DEVICE_MODEL_TYPE3: 1094 sonypi_type3_srs(); 1095 break; 1096 } 1097 1098 sonypi_call1(0x82); 1099 sonypi_call2(0x81, 0xff); 1100 sonypi_call1(compat ? 0x92 : 0x82); 1101 1102 /* Enable ACPI mode to get Fn key events */ 1103 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1104 outb(0xf0, 0xb2); 1105 1106 if (camera && camera_on) 1107 sonypi_camera_on(); 1108} 1109 1110static int sonypi_disable(void) 1111{ 1112 sonypi_call2(0x81, 0); /* make sure we don't get any more events */ 1113 if (camera) 1114 sonypi_camera_off(); 1115 1116 /* disable ACPI mode */ 1117 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1118 outb(0xf1, 0xb2); 1119 1120 switch (sonypi_device.model) { 1121 case SONYPI_DEVICE_MODEL_TYPE1: 1122 sonypi_type1_dis(); 1123 break; 1124 case SONYPI_DEVICE_MODEL_TYPE2: 1125 sonypi_type2_dis(); 1126 break; 1127 case SONYPI_DEVICE_MODEL_TYPE3: 1128 sonypi_type3_dis(); 1129 break; 1130 } 1131 1132 return 0; 1133} 1134 1135#ifdef CONFIG_ACPI 1136static int sonypi_acpi_add(struct acpi_device *device) 1137{ 1138 sonypi_acpi_device = device; 1139 strcpy(acpi_device_name(device), "Sony laptop hotkeys"); 1140 strcpy(acpi_device_class(device), "sony/hotkey"); 1141 return 0; 1142} 1143 1144static int sonypi_acpi_remove(struct acpi_device *device, int type) 1145{ 1146 sonypi_acpi_device = NULL; 1147 return 0; 1148} 1149 1150const static struct acpi_device_id sonypi_device_ids[] = { 1151 {"SNY6001", 0}, 1152 {"", 0}, 1153}; 1154 1155static struct acpi_driver sonypi_acpi_driver = { 1156 .name = "sonypi", 1157 .class = "hkey", 1158 .ids = sonypi_device_ids, 1159 .ops = { 1160 .add = sonypi_acpi_add, 1161 .remove = sonypi_acpi_remove, 1162 }, 1163}; 1164#endif 1165 1166static int __devinit sonypi_create_input_devices(void) 1167{ 1168 struct input_dev *jog_dev; 1169 struct input_dev *key_dev; 1170 int i; 1171 int error; 1172 1173 sonypi_device.input_jog_dev = jog_dev = input_allocate_device(); 1174 if (!jog_dev) 1175 return -ENOMEM; 1176 1177 jog_dev->name = "Sony Vaio Jogdial"; 1178 jog_dev->id.bustype = BUS_ISA; 1179 jog_dev->id.vendor = PCI_VENDOR_ID_SONY; 1180 1181 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); 1182 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE); 1183 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL); 1184 1185 sonypi_device.input_key_dev = key_dev = input_allocate_device(); 1186 if (!key_dev) { 1187 error = -ENOMEM; 1188 goto err_free_jogdev; 1189 } 1190 1191 key_dev->name = "Sony Vaio Keys"; 1192 key_dev->id.bustype = BUS_ISA; 1193 key_dev->id.vendor = PCI_VENDOR_ID_SONY; 1194 1195 /* Initialize the Input Drivers: special keys */ 1196 key_dev->evbit[0] = BIT_MASK(EV_KEY); 1197 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 1198 if (sonypi_inputkeys[i].inputev) 1199 set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit); 1200 1201 error = input_register_device(jog_dev); 1202 if (error) 1203 goto err_free_keydev; 1204 1205 error = input_register_device(key_dev); 1206 if (error) 1207 goto err_unregister_jogdev; 1208 1209 return 0; 1210 1211 err_unregister_jogdev: 1212 input_unregister_device(jog_dev); 1213 /* Set to NULL so we don't free it again below */ 1214 jog_dev = NULL; 1215 err_free_keydev: 1216 input_free_device(key_dev); 1217 sonypi_device.input_key_dev = NULL; 1218 err_free_jogdev: 1219 input_free_device(jog_dev); 1220 sonypi_device.input_jog_dev = NULL; 1221 1222 return error; 1223} 1224 1225static int __devinit sonypi_setup_ioports(struct sonypi_device *dev, 1226 const struct sonypi_ioport_list *ioport_list) 1227{ 1228 /* try to detect if sony-laptop is being used and thus 1229 * has already requested one of the known ioports. 1230 * As in the deprecated check_region this is racy has we have 1231 * multiple ioports available and one of them can be requested 1232 * between this check and the subsequent request. Anyway, as an 1233 * attempt to be some more user-friendly as we currently are, 1234 * this is enough. 1235 */ 1236 const struct sonypi_ioport_list *check = ioport_list; 1237 while (check_ioport && check->port1) { 1238 if (!request_region(check->port1, 1239 sonypi_device.region_size, 1240 "Sony Programable I/O Device Check")) { 1241 printk(KERN_ERR "sonypi: ioport 0x%.4x busy, using sony-laptop? " 1242 "if not use check_ioport=0\n", 1243 check->port1); 1244 return -EBUSY; 1245 } 1246 release_region(check->port1, sonypi_device.region_size); 1247 check++; 1248 } 1249 1250 while (ioport_list->port1) { 1251 1252 if (request_region(ioport_list->port1, 1253 sonypi_device.region_size, 1254 "Sony Programable I/O Device")) { 1255 dev->ioport1 = ioport_list->port1; 1256 dev->ioport2 = ioport_list->port2; 1257 return 0; 1258 } 1259 ioport_list++; 1260 } 1261 1262 return -EBUSY; 1263} 1264 1265static int __devinit sonypi_setup_irq(struct sonypi_device *dev, 1266 const struct sonypi_irq_list *irq_list) 1267{ 1268 while (irq_list->irq) { 1269 1270 if (!request_irq(irq_list->irq, sonypi_irq, 1271 IRQF_SHARED, "sonypi", sonypi_irq)) { 1272 dev->irq = irq_list->irq; 1273 dev->bits = irq_list->bits; 1274 return 0; 1275 } 1276 irq_list++; 1277 } 1278 1279 return -EBUSY; 1280} 1281 1282static void __devinit sonypi_display_info(void) 1283{ 1284 printk(KERN_INFO "sonypi: detected type%d model, " 1285 "verbose = %d, fnkeyinit = %s, camera = %s, " 1286 "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n", 1287 sonypi_device.model, 1288 verbose, 1289 fnkeyinit ? "on" : "off", 1290 camera ? "on" : "off", 1291 compat ? "on" : "off", 1292 mask, 1293 useinput ? "on" : "off", 1294 SONYPI_ACPI_ACTIVE ? "on" : "off"); 1295 printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n", 1296 sonypi_device.irq, 1297 sonypi_device.ioport1, sonypi_device.ioport2); 1298 1299 if (minor == -1) 1300 printk(KERN_INFO "sonypi: device allocated minor is %d\n", 1301 sonypi_misc_device.minor); 1302} 1303 1304static int __devinit sonypi_probe(struct platform_device *dev) 1305{ 1306 const struct sonypi_ioport_list *ioport_list; 1307 const struct sonypi_irq_list *irq_list; 1308 struct pci_dev *pcidev; 1309 int error; 1310 1311 printk(KERN_WARNING "sonypi: please try the sony-laptop module instead " 1312 "and report failures, see also " 1313 "http://www.linux.it/~malattia/wiki/index.php/Sony_drivers\n"); 1314 1315 spin_lock_init(&sonypi_device.fifo_lock); 1316 sonypi_device.fifo = kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1317 &sonypi_device.fifo_lock); 1318 if (IS_ERR(sonypi_device.fifo)) { 1319 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1320 return PTR_ERR(sonypi_device.fifo); 1321 } 1322 1323 init_waitqueue_head(&sonypi_device.fifo_proc_list); 1324 mutex_init(&sonypi_device.lock); 1325 sonypi_device.bluetooth_power = -1; 1326 1327 if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1328 PCI_DEVICE_ID_INTEL_82371AB_3, NULL))) 1329 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1; 1330 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1331 PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) 1332 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1333 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1334 PCI_DEVICE_ID_INTEL_ICH7_1, NULL))) 1335 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1336 else 1337 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; 1338 1339 if (pcidev && pci_enable_device(pcidev)) { 1340 printk(KERN_ERR "sonypi: pci_enable_device failed\n"); 1341 error = -EIO; 1342 goto err_put_pcidev; 1343 } 1344 1345 sonypi_device.dev = pcidev; 1346 1347 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) { 1348 ioport_list = sonypi_type1_ioport_list; 1349 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE; 1350 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET; 1351 irq_list = sonypi_type1_irq_list; 1352 } else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) { 1353 ioport_list = sonypi_type2_ioport_list; 1354 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE; 1355 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET; 1356 irq_list = sonypi_type2_irq_list; 1357 } else { 1358 ioport_list = sonypi_type3_ioport_list; 1359 sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE; 1360 sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET; 1361 irq_list = sonypi_type3_irq_list; 1362 } 1363 1364 error = sonypi_setup_ioports(&sonypi_device, ioport_list); 1365 if (error) { 1366 printk(KERN_ERR "sonypi: failed to request ioports\n"); 1367 goto err_disable_pcidev; 1368 } 1369 1370 error = sonypi_setup_irq(&sonypi_device, irq_list); 1371 if (error) { 1372 printk(KERN_ERR "sonypi: request_irq failed\n"); 1373 goto err_free_ioports; 1374 } 1375 1376 if (minor != -1) 1377 sonypi_misc_device.minor = minor; 1378 error = misc_register(&sonypi_misc_device); 1379 if (error) { 1380 printk(KERN_ERR "sonypi: misc_register failed\n"); 1381 goto err_free_irq; 1382 } 1383 1384 sonypi_display_info(); 1385 1386 if (useinput) { 1387 1388 error = sonypi_create_input_devices(); 1389 if (error) { 1390 printk(KERN_ERR 1391 "sonypi: failed to create input devices\n"); 1392 goto err_miscdev_unregister; 1393 } 1394 1395 spin_lock_init(&sonypi_device.input_fifo_lock); 1396 sonypi_device.input_fifo = 1397 kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1398 &sonypi_device.input_fifo_lock); 1399 if (IS_ERR(sonypi_device.input_fifo)) { 1400 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1401 error = PTR_ERR(sonypi_device.input_fifo); 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_sched(); /* Allow sonypi interrupt to complete. */ 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