1 /* 2 * Sony Programmable I/O Control Device driver for VAIO 3 * 4 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net> 5 * 6 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org> 7 * 8 * Copyright (C) 2001-2002 Alc�ve <www.alcove.com> 9 * 10 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au> 11 * 12 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp> 13 * 14 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp> 15 * 16 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com> 17 * 18 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras. 19 * 20 * This program is free software; you can redistribute it and/or modify 21 * it under the terms of the GNU General Public License as published by 22 * the Free Software Foundation; either version 2 of the License, or 23 * (at your option) any later version. 24 * 25 * This program is distributed in the hope that it will be useful, 26 * but WITHOUT ANY WARRANTY; without even the implied warranty of 27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 28 * GNU General Public License for more details. 29 * 30 * You should have received a copy of the GNU General Public License 31 * along with this program; if not, write to the Free Software 32 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 33 * 34 */ 35 36 #include <linux/config.h> 37 #include <linux/module.h> 38 #include <linux/input.h> 39 #include <linux/pci.h> 40 #include <linux/sched.h> 41 #include <linux/init.h> 42 #include <linux/interrupt.h> 43 #include <linux/miscdevice.h> 44 #include <linux/poll.h> 45 #include <linux/delay.h> 46 #include <linux/wait.h> 47 #include <linux/acpi.h> 48 #include <linux/dmi.h> 49 #include <linux/err.h> 50 #include <linux/kfifo.h> 51 #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 61 MODULE_AUTHOR("Stelian Pop <stelian@popies.net>"); 62 MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); 63 MODULE_LICENSE("GPL"); 64 MODULE_VERSION(SONYPI_DRIVER_VERSION); 65 66 static int minor = -1; 67 module_param(minor, int, 0); 68 MODULE_PARM_DESC(minor, 69 "minor number of the misc device, default is -1 (automatic)"); 70 71 static int verbose; /* = 0 */ 72 module_param(verbose, int, 0644); 73 MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); 74 75 static int fnkeyinit; /* = 0 */ 76 module_param(fnkeyinit, int, 0444); 77 MODULE_PARM_DESC(fnkeyinit, 78 "set this if your Fn keys do not generate any event"); 79 80 static int camera; /* = 0 */ 81 module_param(camera, int, 0444); 82 MODULE_PARM_DESC(camera, 83 "set this if you have a MotionEye camera (PictureBook series)"); 84 85 static int compat; /* = 0 */ 86 module_param(compat, int, 0444); 87 MODULE_PARM_DESC(compat, 88 "set this if you want to enable backward compatibility mode"); 89 90 static unsigned long mask = 0xffffffff; 91 module_param(mask, ulong, 0644); 92 MODULE_PARM_DESC(mask, 93 "set this to the mask of event you want to enable (see doc)"); 94 95 static int useinput = 1; 96 module_param(useinput, int, 0444); 97 MODULE_PARM_DESC(useinput, 98 "set this if you would like sonypi to feed events to the input subsystem"); 99 100 #define SONYPI_DEVICE_MODEL_TYPE1 1 101 #define SONYPI_DEVICE_MODEL_TYPE2 2 102 #define SONYPI_DEVICE_MODEL_TYPE3 3 103 104 /* type1 models use those */ 105 #define SONYPI_IRQ_PORT 0x8034 106 #define SONYPI_IRQ_SHIFT 22 107 #define SONYPI_TYPE1_BASE 0x50 108 #define SONYPI_G10A (SONYPI_TYPE1_BASE+0x14) 109 #define SONYPI_TYPE1_REGION_SIZE 0x08 110 #define SONYPI_TYPE1_EVTYPE_OFFSET 0x04 111 112 /* type2 series specifics */ 113 #define SONYPI_SIRQ 0x9b 114 #define SONYPI_SLOB 0x9c 115 #define SONYPI_SHIB 0x9d 116 #define SONYPI_TYPE2_REGION_SIZE 0x20 117 #define SONYPI_TYPE2_EVTYPE_OFFSET 0x12 118 119 /* type3 series specifics */ 120 #define SONYPI_TYPE3_BASE 0x40 121 #define SONYPI_TYPE3_GID2 (SONYPI_TYPE3_BASE+0x48) /* 16 bits */ 122 #define SONYPI_TYPE3_MISC (SONYPI_TYPE3_BASE+0x6d) /* 8 bits */ 123 #define SONYPI_TYPE3_REGION_SIZE 0x20 124 #define SONYPI_TYPE3_EVTYPE_OFFSET 0x12 125 126 /* battery / brightness addresses */ 127 #define SONYPI_BAT_FLAGS 0x81 128 #define SONYPI_LCD_LIGHT 0x96 129 #define SONYPI_BAT1_PCTRM 0xa0 130 #define SONYPI_BAT1_LEFT 0xa2 131 #define SONYPI_BAT1_MAXRT 0xa4 132 #define SONYPI_BAT2_PCTRM 0xa8 133 #define SONYPI_BAT2_LEFT 0xaa 134 #define SONYPI_BAT2_MAXRT 0xac 135 #define SONYPI_BAT1_MAXTK 0xb0 136 #define SONYPI_BAT1_FULL 0xb2 137 #define SONYPI_BAT2_MAXTK 0xb8 138 #define SONYPI_BAT2_FULL 0xba 139 140 /* FAN0 information (reverse engineered from ACPI tables) */ 141 #define SONYPI_FAN0_STATUS 0x93 142 #define SONYPI_TEMP_STATUS 0xC1 143 144 /* ioports used for brightness and type2 events */ 145 #define SONYPI_DATA_IOPORT 0x62 146 #define SONYPI_CST_IOPORT 0x66 147 148 /* The set of possible ioports */ 149 struct sonypi_ioport_list { 150 u16 port1; 151 u16 port2; 152 }; 153 154 static struct sonypi_ioport_list sonypi_type1_ioport_list[] = { 155 { 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */ 156 { 0x1080, 0x1084 }, 157 { 0x1090, 0x1094 }, 158 { 0x10a0, 0x10a4 }, 159 { 0x10b0, 0x10b4 }, 160 { 0x0, 0x0 } 161 }; 162 163 static struct sonypi_ioport_list sonypi_type2_ioport_list[] = { 164 { 0x1080, 0x1084 }, 165 { 0x10a0, 0x10a4 }, 166 { 0x10c0, 0x10c4 }, 167 { 0x10e0, 0x10e4 }, 168 { 0x0, 0x0 } 169 }; 170 171 /* same as in type 2 models */ 172 static struct sonypi_ioport_list *sonypi_type3_ioport_list = 173 sonypi_type2_ioport_list; 174 175 /* The set of possible interrupts */ 176 struct sonypi_irq_list { 177 u16 irq; 178 u16 bits; 179 }; 180 181 static struct sonypi_irq_list sonypi_type1_irq_list[] = { 182 { 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */ 183 { 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */ 184 { 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */ 185 { 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */ 186 }; 187 188 static struct sonypi_irq_list sonypi_type2_irq_list[] = { 189 { 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */ 190 { 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */ 191 { 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */ 192 { 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */ 193 { 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */ 194 }; 195 196 /* same as in type2 models */ 197 static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list; 198 199 #define SONYPI_CAMERA_BRIGHTNESS 0 200 #define SONYPI_CAMERA_CONTRAST 1 201 #define SONYPI_CAMERA_HUE 2 202 #define SONYPI_CAMERA_COLOR 3 203 #define SONYPI_CAMERA_SHARPNESS 4 204 205 #define SONYPI_CAMERA_PICTURE 5 206 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC 207 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 208 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 209 #define SONYPI_CAMERA_MUTE_MASK 0x40 210 211 /* the rest don't need a loop until not 0xff */ 212 #define SONYPI_CAMERA_AGC 6 213 #define SONYPI_CAMERA_AGC_MASK 0x30 214 #define SONYPI_CAMERA_SHUTTER_MASK 0x7 215 216 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 217 #define SONYPI_CAMERA_CONTROL 0x10 218 219 #define SONYPI_CAMERA_STATUS 7 220 #define SONYPI_CAMERA_STATUS_READY 0x2 221 #define SONYPI_CAMERA_STATUS_POSITION 0x4 222 223 #define SONYPI_DIRECTION_BACKWARDS 0x4 224 225 #define SONYPI_CAMERA_REVISION 8 226 #define SONYPI_CAMERA_ROMVERSION 9 227 228 /* Event masks */ 229 #define SONYPI_JOGGER_MASK 0x00000001 230 #define SONYPI_CAPTURE_MASK 0x00000002 231 #define SONYPI_FNKEY_MASK 0x00000004 232 #define SONYPI_BLUETOOTH_MASK 0x00000008 233 #define SONYPI_PKEY_MASK 0x00000010 234 #define SONYPI_BACK_MASK 0x00000020 235 #define SONYPI_HELP_MASK 0x00000040 236 #define SONYPI_LID_MASK 0x00000080 237 #define SONYPI_ZOOM_MASK 0x00000100 238 #define SONYPI_THUMBPHRASE_MASK 0x00000200 239 #define SONYPI_MEYE_MASK 0x00000400 240 #define SONYPI_MEMORYSTICK_MASK 0x00000800 241 #define SONYPI_BATTERY_MASK 0x00001000 242 #define SONYPI_WIRELESS_MASK 0x00002000 243 244 struct sonypi_event { 245 u8 data; 246 u8 event; 247 }; 248 249 /* The set of possible button release events */ 250 static struct sonypi_event sonypi_releaseev[] = { 251 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, 252 { 0, 0 } 253 }; 254 255 /* The set of possible jogger events */ 256 static struct sonypi_event sonypi_joggerev[] = { 257 { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, 258 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, 259 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, 260 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, 261 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, 262 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, 263 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, 264 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, 265 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, 266 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, 267 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, 268 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, 269 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, 270 { 0, 0 } 271 }; 272 273 /* The set of possible capture button events */ 274 static struct sonypi_event sonypi_captureev[] = { 275 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, 276 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, 277 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, 278 { 0, 0 } 279 }; 280 281 /* The set of possible fnkeys events */ 282 static struct sonypi_event sonypi_fnkeyev[] = { 283 { 0x10, SONYPI_EVENT_FNKEY_ESC }, 284 { 0x11, SONYPI_EVENT_FNKEY_F1 }, 285 { 0x12, SONYPI_EVENT_FNKEY_F2 }, 286 { 0x13, SONYPI_EVENT_FNKEY_F3 }, 287 { 0x14, SONYPI_EVENT_FNKEY_F4 }, 288 { 0x15, SONYPI_EVENT_FNKEY_F5 }, 289 { 0x16, SONYPI_EVENT_FNKEY_F6 }, 290 { 0x17, SONYPI_EVENT_FNKEY_F7 }, 291 { 0x18, SONYPI_EVENT_FNKEY_F8 }, 292 { 0x19, SONYPI_EVENT_FNKEY_F9 }, 293 { 0x1a, SONYPI_EVENT_FNKEY_F10 }, 294 { 0x1b, SONYPI_EVENT_FNKEY_F11 }, 295 { 0x1c, SONYPI_EVENT_FNKEY_F12 }, 296 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, 297 { 0x21, SONYPI_EVENT_FNKEY_1 }, 298 { 0x22, SONYPI_EVENT_FNKEY_2 }, 299 { 0x31, SONYPI_EVENT_FNKEY_D }, 300 { 0x32, SONYPI_EVENT_FNKEY_E }, 301 { 0x33, SONYPI_EVENT_FNKEY_F }, 302 { 0x34, SONYPI_EVENT_FNKEY_S }, 303 { 0x35, SONYPI_EVENT_FNKEY_B }, 304 { 0x36, SONYPI_EVENT_FNKEY_ONLY }, 305 { 0, 0 } 306 }; 307 308 /* The set of possible program key events */ 309 static struct sonypi_event sonypi_pkeyev[] = { 310 { 0x01, SONYPI_EVENT_PKEY_P1 }, 311 { 0x02, SONYPI_EVENT_PKEY_P2 }, 312 { 0x04, SONYPI_EVENT_PKEY_P3 }, 313 { 0x5c, SONYPI_EVENT_PKEY_P1 }, 314 { 0, 0 } 315 }; 316 317 /* The set of possible bluetooth events */ 318 static struct sonypi_event sonypi_blueev[] = { 319 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, 320 { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, 321 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, 322 { 0, 0 } 323 }; 324 325 /* The set of possible wireless events */ 326 static struct sonypi_event sonypi_wlessev[] = { 327 { 0x59, SONYPI_EVENT_WIRELESS_ON }, 328 { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, 329 { 0, 0 } 330 }; 331 332 /* The set of possible back button events */ 333 static struct sonypi_event sonypi_backev[] = { 334 { 0x20, SONYPI_EVENT_BACK_PRESSED }, 335 { 0, 0 } 336 }; 337 338 /* The set of possible help button events */ 339 static struct sonypi_event sonypi_helpev[] = { 340 { 0x3b, SONYPI_EVENT_HELP_PRESSED }, 341 { 0, 0 } 342 }; 343 344 345 /* The set of possible lid events */ 346 static struct sonypi_event sonypi_lidev[] = { 347 { 0x51, SONYPI_EVENT_LID_CLOSED }, 348 { 0x50, SONYPI_EVENT_LID_OPENED }, 349 { 0, 0 } 350 }; 351 352 /* The set of possible zoom events */ 353 static struct sonypi_event sonypi_zoomev[] = { 354 { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, 355 { 0, 0 } 356 }; 357 358 /* The set of possible thumbphrase events */ 359 static struct sonypi_event sonypi_thumbphraseev[] = { 360 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, 361 { 0, 0 } 362 }; 363 364 /* The set of possible motioneye camera events */ 365 static struct sonypi_event sonypi_meyeev[] = { 366 { 0x00, SONYPI_EVENT_MEYE_FACE }, 367 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, 368 { 0, 0 } 369 }; 370 371 /* The set of possible memorystick events */ 372 static struct sonypi_event sonypi_memorystickev[] = { 373 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, 374 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, 375 { 0, 0 } 376 }; 377 378 /* The set of possible battery events */ 379 static struct sonypi_event sonypi_batteryev[] = { 380 { 0x20, SONYPI_EVENT_BATTERY_INSERT }, 381 { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, 382 { 0, 0 } 383 }; 384 385 static struct sonypi_eventtypes { 386 int model; 387 u8 data; 388 unsigned long mask; 389 struct sonypi_event * events; 390 } sonypi_eventtypes[] = { 391 { SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev }, 392 { SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, 393 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev }, 394 { SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, 395 { SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, 396 { SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 397 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 398 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, 399 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 400 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, 401 402 { SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev }, 403 { SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev }, 404 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, 405 { SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, 406 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 407 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 408 { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, 409 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev }, 410 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev }, 411 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, 412 { SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, 413 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 414 { SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 415 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 416 417 { SONYPI_DEVICE_MODEL_TYPE3, 0, 0xffffffff, sonypi_releaseev }, 418 { SONYPI_DEVICE_MODEL_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 419 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, 420 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 421 { SONYPI_DEVICE_MODEL_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 422 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 423 { 0 } 424 }; 425 426 #define SONYPI_BUF_SIZE 128 427 428 /* Correspondance table between sonypi events and input layer events */ 429 static struct { 430 int sonypiev; 431 int inputev; 432 } sonypi_inputkeys[] = { 433 { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA }, 434 { SONYPI_EVENT_FNKEY_ONLY, KEY_FN }, 435 { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC }, 436 { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 }, 437 { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 }, 438 { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 }, 439 { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 }, 440 { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 }, 441 { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 }, 442 { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 }, 443 { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 }, 444 { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 }, 445 { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 }, 446 { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 }, 447 { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 }, 448 { SONYPI_EVENT_FNKEY_1, KEY_FN_1 }, 449 { SONYPI_EVENT_FNKEY_2, KEY_FN_2 }, 450 { SONYPI_EVENT_FNKEY_D, KEY_FN_D }, 451 { SONYPI_EVENT_FNKEY_E, KEY_FN_E }, 452 { SONYPI_EVENT_FNKEY_F, KEY_FN_F }, 453 { SONYPI_EVENT_FNKEY_S, KEY_FN_S }, 454 { SONYPI_EVENT_FNKEY_B, KEY_FN_B }, 455 { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE }, 456 { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE }, 457 { SONYPI_EVENT_PKEY_P1, KEY_PROG1 }, 458 { SONYPI_EVENT_PKEY_P2, KEY_PROG2 }, 459 { SONYPI_EVENT_PKEY_P3, KEY_PROG3 }, 460 { SONYPI_EVENT_BACK_PRESSED, KEY_BACK }, 461 { SONYPI_EVENT_HELP_PRESSED, KEY_HELP }, 462 { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM }, 463 { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB }, 464 { 0, 0 }, 465 }; 466 467 struct sonypi_keypress { 468 struct input_dev *dev; 469 int key; 470 }; 471 472 static struct sonypi_device { 473 struct pci_dev *dev; 474 struct platform_device *pdev; 475 u16 irq; 476 u16 bits; 477 u16 ioport1; 478 u16 ioport2; 479 u16 region_size; 480 u16 evtype_offset; 481 int camera_power; 482 int bluetooth_power; 483 struct semaphore lock; 484 struct kfifo *fifo; 485 spinlock_t fifo_lock; 486 wait_queue_head_t fifo_proc_list; 487 struct fasync_struct *fifo_async; 488 int open_count; 489 int model; 490 struct input_dev *input_jog_dev; 491 struct input_dev *input_key_dev; 492 struct work_struct input_work; 493 struct kfifo *input_fifo; 494 spinlock_t input_fifo_lock; 495 } sonypi_device; 496 497 #define ITERATIONS_LONG 10000 498 #define ITERATIONS_SHORT 10 499 500 #define wait_on_command(quiet, command, iterations) { \ 501 unsigned int n = iterations; \ 502 while (--n && (command)) \ 503 udelay(1); \ 504 if (!n && (verbose || !quiet)) \ 505 printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __FUNCTION__, __LINE__); \ 506 } 507 508 #ifdef CONFIG_ACPI 509 #define SONYPI_ACPI_ACTIVE (!acpi_disabled) 510 #else 511 #define SONYPI_ACPI_ACTIVE 0 512 #endif /* CONFIG_ACPI */ 513 514 static int sonypi_ec_write(u8 addr, u8 value) 515 { 516 #ifdef CONFIG_ACPI_EC 517 if (SONYPI_ACPI_ACTIVE) 518 return ec_write(addr, value); 519 #endif 520 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 521 outb_p(0x81, SONYPI_CST_IOPORT); 522 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 523 outb_p(addr, SONYPI_DATA_IOPORT); 524 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 525 outb_p(value, SONYPI_DATA_IOPORT); 526 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 527 return 0; 528 } 529 530 static int sonypi_ec_read(u8 addr, u8 *value) 531 { 532 #ifdef CONFIG_ACPI_EC 533 if (SONYPI_ACPI_ACTIVE) 534 return ec_read(addr, value); 535 #endif 536 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 537 outb_p(0x80, SONYPI_CST_IOPORT); 538 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 539 outb_p(addr, SONYPI_DATA_IOPORT); 540 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 541 *value = inb_p(SONYPI_DATA_IOPORT); 542 return 0; 543 } 544 545 static int ec_read16(u8 addr, u16 *value) 546 { 547 u8 val_lb, val_hb; 548 if (sonypi_ec_read(addr, &val_lb)) 549 return -1; 550 if (sonypi_ec_read(addr + 1, &val_hb)) 551 return -1; 552 *value = val_lb | (val_hb << 8); 553 return 0; 554 } 555 556 /* Initializes the device - this comes from the AML code in the ACPI bios */ 557 static void sonypi_type1_srs(void) 558 { 559 u32 v; 560 561 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 562 v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1); 563 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 564 565 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 566 v = (v & 0xFFF0FFFF) | 567 (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16); 568 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 569 570 v = inl(SONYPI_IRQ_PORT); 571 v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT); 572 v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT); 573 outl(v, SONYPI_IRQ_PORT); 574 575 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 576 v = (v & 0xFF1FFFFF) | 0x00C00000; 577 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 578 } 579 580 static void sonypi_type2_srs(void) 581 { 582 if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8)) 583 printk(KERN_WARNING "ec_write failed\n"); 584 if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF)) 585 printk(KERN_WARNING "ec_write failed\n"); 586 if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits)) 587 printk(KERN_WARNING "ec_write failed\n"); 588 udelay(10); 589 } 590 591 static void sonypi_type3_srs(void) 592 { 593 u16 v16; 594 u8 v8; 595 596 /* This model type uses the same initialiazation of 597 * the embedded controller as the type2 models. */ 598 sonypi_type2_srs(); 599 600 /* Initialization of PCI config space of the LPC interface bridge. */ 601 v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01; 602 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16); 603 pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8); 604 v8 = (v8 & 0xCF) | 0x10; 605 pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8); 606 } 607 608 /* Disables the device - this comes from the AML code in the ACPI bios */ 609 static void sonypi_type1_dis(void) 610 { 611 u32 v; 612 613 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 614 v = v & 0xFF3FFFFF; 615 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 616 617 v = inl(SONYPI_IRQ_PORT); 618 v |= (0x3 << SONYPI_IRQ_SHIFT); 619 outl(v, SONYPI_IRQ_PORT); 620 } 621 622 static void sonypi_type2_dis(void) 623 { 624 if (sonypi_ec_write(SONYPI_SHIB, 0)) 625 printk(KERN_WARNING "ec_write failed\n"); 626 if (sonypi_ec_write(SONYPI_SLOB, 0)) 627 printk(KERN_WARNING "ec_write failed\n"); 628 if (sonypi_ec_write(SONYPI_SIRQ, 0)) 629 printk(KERN_WARNING "ec_write failed\n"); 630 } 631 632 static void sonypi_type3_dis(void) 633 { 634 sonypi_type2_dis(); 635 udelay(10); 636 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0); 637 } 638 639 static u8 sonypi_call1(u8 dev) 640 { 641 u8 v1, v2; 642 643 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 644 outb(dev, sonypi_device.ioport2); 645 v1 = inb_p(sonypi_device.ioport2); 646 v2 = inb_p(sonypi_device.ioport1); 647 return v2; 648 } 649 650 static u8 sonypi_call2(u8 dev, u8 fn) 651 { 652 u8 v1; 653 654 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 655 outb(dev, sonypi_device.ioport2); 656 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 657 outb(fn, sonypi_device.ioport1); 658 v1 = inb_p(sonypi_device.ioport1); 659 return v1; 660 } 661 662 static u8 sonypi_call3(u8 dev, u8 fn, u8 v) 663 { 664 u8 v1; 665 666 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 667 outb(dev, sonypi_device.ioport2); 668 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 669 outb(fn, sonypi_device.ioport1); 670 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 671 outb(v, sonypi_device.ioport1); 672 v1 = inb_p(sonypi_device.ioport1); 673 return v1; 674 } 675 676 #if 0 677 /* Get brightness, hue etc. Unreliable... */ 678 static u8 sonypi_read(u8 fn) 679 { 680 u8 v1, v2; 681 int n = 100; 682 683 while (n--) { 684 v1 = sonypi_call2(0x8f, fn); 685 v2 = sonypi_call2(0x8f, fn); 686 if (v1 == v2 && v1 != 0xff) 687 return v1; 688 } 689 return 0xff; 690 } 691 #endif 692 693 /* Set brightness, hue etc */ 694 static void sonypi_set(u8 fn, u8 v) 695 { 696 wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT); 697 } 698 699 /* Tests if the camera is ready */ 700 static int sonypi_camera_ready(void) 701 { 702 u8 v; 703 704 v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); 705 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); 706 } 707 708 /* Turns the camera off */ 709 static void sonypi_camera_off(void) 710 { 711 sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK); 712 713 if (!sonypi_device.camera_power) 714 return; 715 716 sonypi_call2(0x91, 0); 717 sonypi_device.camera_power = 0; 718 } 719 720 /* Turns the camera on */ 721 static void sonypi_camera_on(void) 722 { 723 int i, j; 724 725 if (sonypi_device.camera_power) 726 return; 727 728 for (j = 5; j > 0; j--) { 729 730 while (sonypi_call2(0x91, 0x1)) 731 msleep(10); 732 sonypi_call1(0x93); 733 734 for (i = 400; i > 0; i--) { 735 if (sonypi_camera_ready()) 736 break; 737 msleep(10); 738 } 739 if (i) 740 break; 741 } 742 743 if (j == 0) { 744 printk(KERN_WARNING "sonypi: failed to power on camera\n"); 745 return; 746 } 747 748 sonypi_set(0x10, 0x5a); 749 sonypi_device.camera_power = 1; 750 } 751 752 /* sets the bluetooth subsystem power state */ 753 static void sonypi_setbluetoothpower(u8 state) 754 { 755 state = !!state; 756 757 if (sonypi_device.bluetooth_power == state) 758 return; 759 760 sonypi_call2(0x96, state); 761 sonypi_call1(0x82); 762 sonypi_device.bluetooth_power = state; 763 } 764 765 static void input_keyrelease(void *data) 766 { 767 struct sonypi_keypress kp; 768 769 while (kfifo_get(sonypi_device.input_fifo, (unsigned char *)&kp, 770 sizeof(kp)) == sizeof(kp)) { 771 msleep(10); 772 input_report_key(kp.dev, kp.key, 0); 773 input_sync(kp.dev); 774 } 775 } 776 777 static void sonypi_report_input_event(u8 event) 778 { 779 struct input_dev *jog_dev = sonypi_device.input_jog_dev; 780 struct input_dev *key_dev = sonypi_device.input_key_dev; 781 struct sonypi_keypress kp = { NULL }; 782 int i; 783 784 switch (event) { 785 case SONYPI_EVENT_JOGDIAL_UP: 786 case SONYPI_EVENT_JOGDIAL_UP_PRESSED: 787 input_report_rel(jog_dev, REL_WHEEL, 1); 788 input_sync(jog_dev); 789 break; 790 791 case SONYPI_EVENT_JOGDIAL_DOWN: 792 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: 793 input_report_rel(jog_dev, REL_WHEEL, -1); 794 input_sync(jog_dev); 795 break; 796 797 case SONYPI_EVENT_JOGDIAL_PRESSED: 798 kp.key = BTN_MIDDLE; 799 kp.dev = jog_dev; 800 break; 801 802 case SONYPI_EVENT_FNKEY_RELEASED: 803 /* Nothing, not all VAIOs generate this event */ 804 break; 805 806 default: 807 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 808 if (event == sonypi_inputkeys[i].sonypiev) { 809 kp.dev = key_dev; 810 kp.key = sonypi_inputkeys[i].inputev; 811 break; 812 } 813 break; 814 } 815 816 if (kp.dev) { 817 input_report_key(kp.dev, kp.key, 1); 818 input_sync(kp.dev); 819 kfifo_put(sonypi_device.input_fifo, 820 (unsigned char *)&kp, sizeof(kp)); 821 schedule_work(&sonypi_device.input_work); 822 } 823 } 824 825 /* Interrupt handler: some event is available */ 826 static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) 827 { 828 u8 v1, v2, event = 0; 829 int i, j; 830 831 v1 = inb_p(sonypi_device.ioport1); 832 v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset); 833 834 for (i = 0; sonypi_eventtypes[i].model; i++) { 835 if (sonypi_device.model != sonypi_eventtypes[i].model) 836 continue; 837 if ((v2 & sonypi_eventtypes[i].data) != 838 sonypi_eventtypes[i].data) 839 continue; 840 if (!(mask & sonypi_eventtypes[i].mask)) 841 continue; 842 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) { 843 if (v1 == sonypi_eventtypes[i].events[j].data) { 844 event = sonypi_eventtypes[i].events[j].event; 845 goto found; 846 } 847 } 848 } 849 850 if (verbose) 851 printk(KERN_WARNING 852 "sonypi: unknown event port1=0x%02x,port2=0x%02x\n", 853 v1, v2); 854 /* We need to return IRQ_HANDLED here because there *are* 855 * events belonging to the sonypi device we don't know about, 856 * but we still don't want those to pollute the logs... */ 857 return IRQ_HANDLED; 858 859 found: 860 if (verbose > 1) 861 printk(KERN_INFO 862 "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); 863 864 if (useinput) 865 sonypi_report_input_event(event); 866 867 kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); 868 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); 869 wake_up_interruptible(&sonypi_device.fifo_proc_list); 870 871 return IRQ_HANDLED; 872 } 873 874 /* External camera command (exported to the motion eye v4l driver) */ 875 int sonypi_camera_command(int command, u8 value) 876 { 877 if (!camera) 878 return -EIO; 879 880 down(&sonypi_device.lock); 881 882 switch (command) { 883 case SONYPI_COMMAND_SETCAMERA: 884 if (value) 885 sonypi_camera_on(); 886 else 887 sonypi_camera_off(); 888 break; 889 case SONYPI_COMMAND_SETCAMERABRIGHTNESS: 890 sonypi_set(SONYPI_CAMERA_BRIGHTNESS, value); 891 break; 892 case SONYPI_COMMAND_SETCAMERACONTRAST: 893 sonypi_set(SONYPI_CAMERA_CONTRAST, value); 894 break; 895 case SONYPI_COMMAND_SETCAMERAHUE: 896 sonypi_set(SONYPI_CAMERA_HUE, value); 897 break; 898 case SONYPI_COMMAND_SETCAMERACOLOR: 899 sonypi_set(SONYPI_CAMERA_COLOR, value); 900 break; 901 case SONYPI_COMMAND_SETCAMERASHARPNESS: 902 sonypi_set(SONYPI_CAMERA_SHARPNESS, value); 903 break; 904 case SONYPI_COMMAND_SETCAMERAPICTURE: 905 sonypi_set(SONYPI_CAMERA_PICTURE, value); 906 break; 907 case SONYPI_COMMAND_SETCAMERAAGC: 908 sonypi_set(SONYPI_CAMERA_AGC, value); 909 break; 910 default: 911 printk(KERN_ERR "sonypi: sonypi_camera_command invalid: %d\n", 912 command); 913 break; 914 } 915 up(&sonypi_device.lock); 916 return 0; 917 } 918 919 EXPORT_SYMBOL(sonypi_camera_command); 920 921 static int sonypi_misc_fasync(int fd, struct file *filp, int on) 922 { 923 int retval; 924 925 retval = fasync_helper(fd, filp, on, &sonypi_device.fifo_async); 926 if (retval < 0) 927 return retval; 928 return 0; 929 } 930 931 static int sonypi_misc_release(struct inode *inode, struct file *file) 932 { 933 sonypi_misc_fasync(-1, file, 0); 934 down(&sonypi_device.lock); 935 sonypi_device.open_count--; 936 up(&sonypi_device.lock); 937 return 0; 938 } 939 940 static int sonypi_misc_open(struct inode *inode, struct file *file) 941 { 942 down(&sonypi_device.lock); 943 /* Flush input queue on first open */ 944 if (!sonypi_device.open_count) 945 kfifo_reset(sonypi_device.fifo); 946 sonypi_device.open_count++; 947 up(&sonypi_device.lock); 948 return 0; 949 } 950 951 static ssize_t sonypi_misc_read(struct file *file, char __user *buf, 952 size_t count, loff_t *pos) 953 { 954 ssize_t ret; 955 unsigned char c; 956 957 if ((kfifo_len(sonypi_device.fifo) == 0) && 958 (file->f_flags & O_NONBLOCK)) 959 return -EAGAIN; 960 961 ret = wait_event_interruptible(sonypi_device.fifo_proc_list, 962 kfifo_len(sonypi_device.fifo) != 0); 963 if (ret) 964 return ret; 965 966 while (ret < count && 967 (kfifo_get(sonypi_device.fifo, &c, sizeof(c)) == sizeof(c))) { 968 if (put_user(c, buf++)) 969 return -EFAULT; 970 ret++; 971 } 972 973 if (ret > 0) { 974 struct inode *inode = file->f_dentry->d_inode; 975 inode->i_atime = current_fs_time(inode->i_sb); 976 } 977 978 return ret; 979 } 980 981 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait) 982 { 983 poll_wait(file, &sonypi_device.fifo_proc_list, wait); 984 if (kfifo_len(sonypi_device.fifo)) 985 return POLLIN | POLLRDNORM; 986 return 0; 987 } 988 989 static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, 990 unsigned int cmd, unsigned long arg) 991 { 992 int ret = 0; 993 void __user *argp = (void __user *)arg; 994 u8 val8; 995 u16 val16; 996 997 down(&sonypi_device.lock); 998 switch (cmd) { 999 case SONYPI_IOCGBRT: 1000 if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) { 1001 ret = -EIO; 1002 break; 1003 } 1004 if (copy_to_user(argp, &val8, sizeof(val8))) 1005 ret = -EFAULT; 1006 break; 1007 case SONYPI_IOCSBRT: 1008 if (copy_from_user(&val8, argp, sizeof(val8))) { 1009 ret = -EFAULT; 1010 break; 1011 } 1012 if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8)) 1013 ret = -EIO; 1014 break; 1015 case SONYPI_IOCGBAT1CAP: 1016 if (ec_read16(SONYPI_BAT1_FULL, &val16)) { 1017 ret = -EIO; 1018 break; 1019 } 1020 if (copy_to_user(argp, &val16, sizeof(val16))) 1021 ret = -EFAULT; 1022 break; 1023 case SONYPI_IOCGBAT1REM: 1024 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { 1025 ret = -EIO; 1026 break; 1027 } 1028 if (copy_to_user(argp, &val16, sizeof(val16))) 1029 ret = -EFAULT; 1030 break; 1031 case SONYPI_IOCGBAT2CAP: 1032 if (ec_read16(SONYPI_BAT2_FULL, &val16)) { 1033 ret = -EIO; 1034 break; 1035 } 1036 if (copy_to_user(argp, &val16, sizeof(val16))) 1037 ret = -EFAULT; 1038 break; 1039 case SONYPI_IOCGBAT2REM: 1040 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { 1041 ret = -EIO; 1042 break; 1043 } 1044 if (copy_to_user(argp, &val16, sizeof(val16))) 1045 ret = -EFAULT; 1046 break; 1047 case SONYPI_IOCGBATFLAGS: 1048 if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) { 1049 ret = -EIO; 1050 break; 1051 } 1052 val8 &= 0x07; 1053 if (copy_to_user(argp, &val8, sizeof(val8))) 1054 ret = -EFAULT; 1055 break; 1056 case SONYPI_IOCGBLUE: 1057 val8 = sonypi_device.bluetooth_power; 1058 if (copy_to_user(argp, &val8, sizeof(val8))) 1059 ret = -EFAULT; 1060 break; 1061 case SONYPI_IOCSBLUE: 1062 if (copy_from_user(&val8, argp, sizeof(val8))) { 1063 ret = -EFAULT; 1064 break; 1065 } 1066 sonypi_setbluetoothpower(val8); 1067 break; 1068 /* FAN Controls */ 1069 case SONYPI_IOCGFAN: 1070 if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) { 1071 ret = -EIO; 1072 break; 1073 } 1074 if (copy_to_user(argp, &val8, sizeof(val8))) 1075 ret = -EFAULT; 1076 break; 1077 case SONYPI_IOCSFAN: 1078 if (copy_from_user(&val8, argp, sizeof(val8))) { 1079 ret = -EFAULT; 1080 break; 1081 } 1082 if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8)) 1083 ret = -EIO; 1084 break; 1085 /* GET Temperature (useful under APM) */ 1086 case SONYPI_IOCGTEMP: 1087 if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) { 1088 ret = -EIO; 1089 break; 1090 } 1091 if (copy_to_user(argp, &val8, sizeof(val8))) 1092 ret = -EFAULT; 1093 break; 1094 default: 1095 ret = -EINVAL; 1096 } 1097 up(&sonypi_device.lock); 1098 return ret; 1099 } 1100 1101 static struct file_operations sonypi_misc_fops = { 1102 .owner = THIS_MODULE, 1103 .read = sonypi_misc_read, 1104 .poll = sonypi_misc_poll, 1105 .open = sonypi_misc_open, 1106 .release = sonypi_misc_release, 1107 .fasync = sonypi_misc_fasync, 1108 .ioctl = sonypi_misc_ioctl, 1109 }; 1110 1111 static struct miscdevice sonypi_misc_device = { 1112 .minor = MISC_DYNAMIC_MINOR, 1113 .name = "sonypi", 1114 .fops = &sonypi_misc_fops, 1115 }; 1116 1117 static void sonypi_enable(unsigned int camera_on) 1118 { 1119 switch (sonypi_device.model) { 1120 case SONYPI_DEVICE_MODEL_TYPE1: 1121 sonypi_type1_srs(); 1122 break; 1123 case SONYPI_DEVICE_MODEL_TYPE2: 1124 sonypi_type2_srs(); 1125 break; 1126 case SONYPI_DEVICE_MODEL_TYPE3: 1127 sonypi_type3_srs(); 1128 break; 1129 } 1130 1131 sonypi_call1(0x82); 1132 sonypi_call2(0x81, 0xff); 1133 sonypi_call1(compat ? 0x92 : 0x82); 1134 1135 /* Enable ACPI mode to get Fn key events */ 1136 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1137 outb(0xf0, 0xb2); 1138 1139 if (camera && camera_on) 1140 sonypi_camera_on(); 1141 } 1142 1143 static int sonypi_disable(void) 1144 { 1145 sonypi_call2(0x81, 0); /* make sure we don't get any more events */ 1146 if (camera) 1147 sonypi_camera_off(); 1148 1149 /* disable ACPI mode */ 1150 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1151 outb(0xf1, 0xb2); 1152 1153 switch (sonypi_device.model) { 1154 case SONYPI_DEVICE_MODEL_TYPE1: 1155 sonypi_type1_dis(); 1156 break; 1157 case SONYPI_DEVICE_MODEL_TYPE2: 1158 sonypi_type2_dis(); 1159 break; 1160 case SONYPI_DEVICE_MODEL_TYPE3: 1161 sonypi_type3_dis(); 1162 break; 1163 } 1164 1165 return 0; 1166 } 1167 1168 #ifdef CONFIG_PM 1169 static int old_camera_power; 1170 1171 static int sonypi_suspend(struct platform_device *dev, pm_message_t state) 1172 { 1173 old_camera_power = sonypi_device.camera_power; 1174 sonypi_disable(); 1175 1176 return 0; 1177 } 1178 1179 static int sonypi_resume(struct platform_device *dev) 1180 { 1181 sonypi_enable(old_camera_power); 1182 return 0; 1183 } 1184 #endif 1185 1186 static void sonypi_shutdown(struct platform_device *dev) 1187 { 1188 sonypi_disable(); 1189 } 1190 1191 static struct platform_driver sonypi_driver = { 1192 #ifdef CONFIG_PM 1193 .suspend = sonypi_suspend, 1194 .resume = sonypi_resume, 1195 #endif 1196 .shutdown = sonypi_shutdown, 1197 .driver = { 1198 .name = "sonypi", 1199 }, 1200 }; 1201 1202 static int __devinit sonypi_create_input_devices(void) 1203 { 1204 struct input_dev *jog_dev; 1205 struct input_dev *key_dev; 1206 int i; 1207 1208 sonypi_device.input_jog_dev = jog_dev = input_allocate_device(); 1209 if (!jog_dev) 1210 return -ENOMEM; 1211 1212 jog_dev->name = "Sony Vaio Jogdial"; 1213 jog_dev->id.bustype = BUS_ISA; 1214 jog_dev->id.vendor = PCI_VENDOR_ID_SONY; 1215 1216 jog_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); 1217 jog_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_MIDDLE); 1218 jog_dev->relbit[0] = BIT(REL_WHEEL); 1219 1220 sonypi_device.input_key_dev = key_dev = input_allocate_device(); 1221 if (!key_dev) { 1222 input_free_device(jog_dev); 1223 sonypi_device.input_jog_dev = NULL; 1224 return -ENOMEM; 1225 } 1226 1227 key_dev->name = "Sony Vaio Keys"; 1228 key_dev->id.bustype = BUS_ISA; 1229 key_dev->id.vendor = PCI_VENDOR_ID_SONY; 1230 1231 /* Initialize the Input Drivers: special keys */ 1232 key_dev->evbit[0] = BIT(EV_KEY); 1233 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 1234 if (sonypi_inputkeys[i].inputev) 1235 set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit); 1236 1237 input_register_device(jog_dev); 1238 input_register_device(key_dev); 1239 1240 return 0; 1241 } 1242 1243 static int __devinit sonypi_probe(void) 1244 { 1245 int i, ret; 1246 struct sonypi_ioport_list *ioport_list; 1247 struct sonypi_irq_list *irq_list; 1248 struct pci_dev *pcidev; 1249 1250 if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1251 PCI_DEVICE_ID_INTEL_82371AB_3, NULL))) 1252 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1; 1253 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1254 PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) 1255 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1256 else 1257 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; 1258 1259 sonypi_device.dev = pcidev; 1260 1261 spin_lock_init(&sonypi_device.fifo_lock); 1262 sonypi_device.fifo = kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1263 &sonypi_device.fifo_lock); 1264 if (IS_ERR(sonypi_device.fifo)) { 1265 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1266 ret = PTR_ERR(sonypi_device.fifo); 1267 goto out_fifo; 1268 } 1269 1270 init_waitqueue_head(&sonypi_device.fifo_proc_list); 1271 init_MUTEX(&sonypi_device.lock); 1272 sonypi_device.bluetooth_power = -1; 1273 1274 if (pcidev && pci_enable_device(pcidev)) { 1275 printk(KERN_ERR "sonypi: pci_enable_device failed\n"); 1276 ret = -EIO; 1277 goto out_pcienable; 1278 } 1279 1280 if (minor != -1) 1281 sonypi_misc_device.minor = minor; 1282 if ((ret = misc_register(&sonypi_misc_device))) { 1283 printk(KERN_ERR "sonypi: misc_register failed\n"); 1284 goto out_miscreg; 1285 } 1286 1287 1288 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) { 1289 ioport_list = sonypi_type1_ioport_list; 1290 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE; 1291 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET; 1292 irq_list = sonypi_type1_irq_list; 1293 } else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) { 1294 ioport_list = sonypi_type2_ioport_list; 1295 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE; 1296 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET; 1297 irq_list = sonypi_type2_irq_list; 1298 } else { 1299 ioport_list = sonypi_type3_ioport_list; 1300 sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE; 1301 sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET; 1302 irq_list = sonypi_type3_irq_list; 1303 } 1304 1305 for (i = 0; ioport_list[i].port1; i++) { 1306 if (request_region(ioport_list[i].port1, 1307 sonypi_device.region_size, 1308 "Sony Programable I/O Device")) { 1309 /* get the ioport */ 1310 sonypi_device.ioport1 = ioport_list[i].port1; 1311 sonypi_device.ioport2 = ioport_list[i].port2; 1312 break; 1313 } 1314 } 1315 if (!sonypi_device.ioport1) { 1316 printk(KERN_ERR "sonypi: request_region failed\n"); 1317 ret = -ENODEV; 1318 goto out_reqreg; 1319 } 1320 1321 for (i = 0; irq_list[i].irq; i++) { 1322 1323 sonypi_device.irq = irq_list[i].irq; 1324 sonypi_device.bits = irq_list[i].bits; 1325 1326 if (!request_irq(sonypi_device.irq, sonypi_irq, 1327 SA_SHIRQ, "sonypi", sonypi_irq)) 1328 break; 1329 } 1330 1331 if (!irq_list[i].irq) { 1332 printk(KERN_ERR "sonypi: request_irq failed\n"); 1333 ret = -ENODEV; 1334 goto out_reqirq; 1335 } 1336 1337 if (useinput) { 1338 1339 ret = sonypi_create_input_devices(); 1340 if (ret) 1341 goto out_inputdevices; 1342 1343 spin_lock_init(&sonypi_device.input_fifo_lock); 1344 sonypi_device.input_fifo = 1345 kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1346 &sonypi_device.input_fifo_lock); 1347 if (IS_ERR(sonypi_device.input_fifo)) { 1348 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1349 ret = PTR_ERR(sonypi_device.input_fifo); 1350 goto out_infifo; 1351 } 1352 1353 INIT_WORK(&sonypi_device.input_work, input_keyrelease, NULL); 1354 } 1355 1356 sonypi_device.pdev = platform_device_register_simple("sonypi", -1, 1357 NULL, 0); 1358 if (IS_ERR(sonypi_device.pdev)) { 1359 ret = PTR_ERR(sonypi_device.pdev); 1360 goto out_platformdev; 1361 } 1362 1363 sonypi_enable(0); 1364 1365 printk(KERN_INFO "sonypi: Sony Programmable I/O Controller Driver" 1366 "v%s.\n", SONYPI_DRIVER_VERSION); 1367 printk(KERN_INFO "sonypi: detected type%d model, " 1368 "verbose = %d, fnkeyinit = %s, camera = %s, " 1369 "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n", 1370 sonypi_device.model, 1371 verbose, 1372 fnkeyinit ? "on" : "off", 1373 camera ? "on" : "off", 1374 compat ? "on" : "off", 1375 mask, 1376 useinput ? "on" : "off", 1377 SONYPI_ACPI_ACTIVE ? "on" : "off"); 1378 printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n", 1379 sonypi_device.irq, 1380 sonypi_device.ioport1, sonypi_device.ioport2); 1381 1382 if (minor == -1) 1383 printk(KERN_INFO "sonypi: device allocated minor is %d\n", 1384 sonypi_misc_device.minor); 1385 1386 return 0; 1387 1388 out_platformdev: 1389 kfifo_free(sonypi_device.input_fifo); 1390 out_infifo: 1391 input_unregister_device(sonypi_device.input_key_dev); 1392 input_unregister_device(sonypi_device.input_jog_dev); 1393 out_inputdevices: 1394 free_irq(sonypi_device.irq, sonypi_irq); 1395 out_reqirq: 1396 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1397 out_reqreg: 1398 misc_deregister(&sonypi_misc_device); 1399 out_miscreg: 1400 if (pcidev) 1401 pci_disable_device(pcidev); 1402 out_pcienable: 1403 kfifo_free(sonypi_device.fifo); 1404 out_fifo: 1405 pci_dev_put(sonypi_device.dev); 1406 return ret; 1407 } 1408 1409 static void __devexit sonypi_remove(void) 1410 { 1411 sonypi_disable(); 1412 1413 synchronize_sched(); /* Allow sonypi interrupt to complete. */ 1414 flush_scheduled_work(); 1415 1416 platform_device_unregister(sonypi_device.pdev); 1417 1418 if (useinput) { 1419 input_unregister_device(sonypi_device.input_key_dev); 1420 input_unregister_device(sonypi_device.input_jog_dev); 1421 kfifo_free(sonypi_device.input_fifo); 1422 } 1423 1424 free_irq(sonypi_device.irq, sonypi_irq); 1425 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1426 misc_deregister(&sonypi_misc_device); 1427 if (sonypi_device.dev) 1428 pci_disable_device(sonypi_device.dev); 1429 kfifo_free(sonypi_device.fifo); 1430 pci_dev_put(sonypi_device.dev); 1431 printk(KERN_INFO "sonypi: removed.\n"); 1432 } 1433 1434 static struct dmi_system_id __initdata sonypi_dmi_table[] = { 1435 { 1436 .ident = "Sony Vaio", 1437 .matches = { 1438 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1439 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), 1440 }, 1441 }, 1442 { 1443 .ident = "Sony Vaio", 1444 .matches = { 1445 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1446 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), 1447 }, 1448 }, 1449 { } 1450 }; 1451 1452 static int __init sonypi_init(void) 1453 { 1454 int ret; 1455 1456 if (!dmi_check_system(sonypi_dmi_table)) 1457 return -ENODEV; 1458 1459 ret = platform_driver_register(&sonypi_driver); 1460 if (ret) 1461 return ret; 1462 1463 ret = sonypi_probe(); 1464 if (ret) 1465 platform_driver_unregister(&sonypi_driver); 1466 1467 return ret; 1468 } 1469 1470 static void __exit sonypi_exit(void) 1471 { 1472 platform_driver_unregister(&sonypi_driver); 1473 sonypi_remove(); 1474 } 1475 1476 module_init(sonypi_init); 1477 module_exit(sonypi_exit); 1478