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 u16 irq; 475 u16 bits; 476 u16 ioport1; 477 u16 ioport2; 478 u16 region_size; 479 u16 evtype_offset; 480 int camera_power; 481 int bluetooth_power; 482 struct semaphore lock; 483 struct kfifo *fifo; 484 spinlock_t fifo_lock; 485 wait_queue_head_t fifo_proc_list; 486 struct fasync_struct *fifo_async; 487 int open_count; 488 int model; 489 struct input_dev *input_jog_dev; 490 struct input_dev *input_key_dev; 491 struct work_struct input_work; 492 struct kfifo *input_fifo; 493 spinlock_t input_fifo_lock; 494 } sonypi_device; 495 496 #define ITERATIONS_LONG 10000 497 #define ITERATIONS_SHORT 10 498 499 #define wait_on_command(quiet, command, iterations) { \ 500 unsigned int n = iterations; \ 501 while (--n && (command)) \ 502 udelay(1); \ 503 if (!n && (verbose || !quiet)) \ 504 printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __FUNCTION__, __LINE__); \ 505 } 506 507 #ifdef CONFIG_ACPI 508 #define SONYPI_ACPI_ACTIVE (!acpi_disabled) 509 #else 510 #define SONYPI_ACPI_ACTIVE 0 511 #endif /* CONFIG_ACPI */ 512 513 #ifdef CONFIG_ACPI 514 static struct acpi_device *sonypi_acpi_device; 515 static int acpi_enabled; 516 #endif 517 518 static int sonypi_ec_write(u8 addr, u8 value) 519 { 520 #ifdef CONFIG_ACPI_EC 521 if (SONYPI_ACPI_ACTIVE) 522 return ec_write(addr, value); 523 #endif 524 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 525 outb_p(0x81, SONYPI_CST_IOPORT); 526 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 527 outb_p(addr, SONYPI_DATA_IOPORT); 528 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 529 outb_p(value, SONYPI_DATA_IOPORT); 530 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 531 return 0; 532 } 533 534 static int sonypi_ec_read(u8 addr, u8 *value) 535 { 536 #ifdef CONFIG_ACPI_EC 537 if (SONYPI_ACPI_ACTIVE) 538 return ec_read(addr, value); 539 #endif 540 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 541 outb_p(0x80, SONYPI_CST_IOPORT); 542 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 543 outb_p(addr, SONYPI_DATA_IOPORT); 544 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 545 *value = inb_p(SONYPI_DATA_IOPORT); 546 return 0; 547 } 548 549 static int ec_read16(u8 addr, u16 *value) 550 { 551 u8 val_lb, val_hb; 552 if (sonypi_ec_read(addr, &val_lb)) 553 return -1; 554 if (sonypi_ec_read(addr + 1, &val_hb)) 555 return -1; 556 *value = val_lb | (val_hb << 8); 557 return 0; 558 } 559 560 /* Initializes the device - this comes from the AML code in the ACPI bios */ 561 static void sonypi_type1_srs(void) 562 { 563 u32 v; 564 565 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 566 v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1); 567 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 568 569 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 570 v = (v & 0xFFF0FFFF) | 571 (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16); 572 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 573 574 v = inl(SONYPI_IRQ_PORT); 575 v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT); 576 v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT); 577 outl(v, SONYPI_IRQ_PORT); 578 579 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 580 v = (v & 0xFF1FFFFF) | 0x00C00000; 581 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 582 } 583 584 static void sonypi_type2_srs(void) 585 { 586 if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8)) 587 printk(KERN_WARNING "ec_write failed\n"); 588 if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF)) 589 printk(KERN_WARNING "ec_write failed\n"); 590 if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits)) 591 printk(KERN_WARNING "ec_write failed\n"); 592 udelay(10); 593 } 594 595 static void sonypi_type3_srs(void) 596 { 597 u16 v16; 598 u8 v8; 599 600 /* This model type uses the same initialiazation of 601 * the embedded controller as the type2 models. */ 602 sonypi_type2_srs(); 603 604 /* Initialization of PCI config space of the LPC interface bridge. */ 605 v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01; 606 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16); 607 pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8); 608 v8 = (v8 & 0xCF) | 0x10; 609 pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8); 610 } 611 612 /* Disables the device - this comes from the AML code in the ACPI bios */ 613 static void sonypi_type1_dis(void) 614 { 615 u32 v; 616 617 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 618 v = v & 0xFF3FFFFF; 619 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 620 621 v = inl(SONYPI_IRQ_PORT); 622 v |= (0x3 << SONYPI_IRQ_SHIFT); 623 outl(v, SONYPI_IRQ_PORT); 624 } 625 626 static void sonypi_type2_dis(void) 627 { 628 if (sonypi_ec_write(SONYPI_SHIB, 0)) 629 printk(KERN_WARNING "ec_write failed\n"); 630 if (sonypi_ec_write(SONYPI_SLOB, 0)) 631 printk(KERN_WARNING "ec_write failed\n"); 632 if (sonypi_ec_write(SONYPI_SIRQ, 0)) 633 printk(KERN_WARNING "ec_write failed\n"); 634 } 635 636 static void sonypi_type3_dis(void) 637 { 638 sonypi_type2_dis(); 639 udelay(10); 640 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0); 641 } 642 643 static u8 sonypi_call1(u8 dev) 644 { 645 u8 v1, v2; 646 647 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 648 outb(dev, sonypi_device.ioport2); 649 v1 = inb_p(sonypi_device.ioport2); 650 v2 = inb_p(sonypi_device.ioport1); 651 return v2; 652 } 653 654 static u8 sonypi_call2(u8 dev, u8 fn) 655 { 656 u8 v1; 657 658 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 659 outb(dev, sonypi_device.ioport2); 660 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 661 outb(fn, sonypi_device.ioport1); 662 v1 = inb_p(sonypi_device.ioport1); 663 return v1; 664 } 665 666 static u8 sonypi_call3(u8 dev, u8 fn, u8 v) 667 { 668 u8 v1; 669 670 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 671 outb(dev, sonypi_device.ioport2); 672 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 673 outb(fn, sonypi_device.ioport1); 674 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 675 outb(v, sonypi_device.ioport1); 676 v1 = inb_p(sonypi_device.ioport1); 677 return v1; 678 } 679 680 #if 0 681 /* Get brightness, hue etc. Unreliable... */ 682 static u8 sonypi_read(u8 fn) 683 { 684 u8 v1, v2; 685 int n = 100; 686 687 while (n--) { 688 v1 = sonypi_call2(0x8f, fn); 689 v2 = sonypi_call2(0x8f, fn); 690 if (v1 == v2 && v1 != 0xff) 691 return v1; 692 } 693 return 0xff; 694 } 695 #endif 696 697 /* Set brightness, hue etc */ 698 static void sonypi_set(u8 fn, u8 v) 699 { 700 wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT); 701 } 702 703 /* Tests if the camera is ready */ 704 static int sonypi_camera_ready(void) 705 { 706 u8 v; 707 708 v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); 709 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); 710 } 711 712 /* Turns the camera off */ 713 static void sonypi_camera_off(void) 714 { 715 sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK); 716 717 if (!sonypi_device.camera_power) 718 return; 719 720 sonypi_call2(0x91, 0); 721 sonypi_device.camera_power = 0; 722 } 723 724 /* Turns the camera on */ 725 static void sonypi_camera_on(void) 726 { 727 int i, j; 728 729 if (sonypi_device.camera_power) 730 return; 731 732 for (j = 5; j > 0; j--) { 733 734 while (sonypi_call2(0x91, 0x1)) 735 msleep(10); 736 sonypi_call1(0x93); 737 738 for (i = 400; i > 0; i--) { 739 if (sonypi_camera_ready()) 740 break; 741 msleep(10); 742 } 743 if (i) 744 break; 745 } 746 747 if (j == 0) { 748 printk(KERN_WARNING "sonypi: failed to power on camera\n"); 749 return; 750 } 751 752 sonypi_set(0x10, 0x5a); 753 sonypi_device.camera_power = 1; 754 } 755 756 /* sets the bluetooth subsystem power state */ 757 static void sonypi_setbluetoothpower(u8 state) 758 { 759 state = !!state; 760 761 if (sonypi_device.bluetooth_power == state) 762 return; 763 764 sonypi_call2(0x96, state); 765 sonypi_call1(0x82); 766 sonypi_device.bluetooth_power = state; 767 } 768 769 static void input_keyrelease(void *data) 770 { 771 struct sonypi_keypress kp; 772 773 while (kfifo_get(sonypi_device.input_fifo, (unsigned char *)&kp, 774 sizeof(kp)) == sizeof(kp)) { 775 msleep(10); 776 input_report_key(kp.dev, kp.key, 0); 777 input_sync(kp.dev); 778 } 779 } 780 781 static void sonypi_report_input_event(u8 event) 782 { 783 struct input_dev *jog_dev = sonypi_device.input_jog_dev; 784 struct input_dev *key_dev = sonypi_device.input_key_dev; 785 struct sonypi_keypress kp = { NULL }; 786 int i; 787 788 switch (event) { 789 case SONYPI_EVENT_JOGDIAL_UP: 790 case SONYPI_EVENT_JOGDIAL_UP_PRESSED: 791 input_report_rel(jog_dev, REL_WHEEL, 1); 792 input_sync(jog_dev); 793 break; 794 795 case SONYPI_EVENT_JOGDIAL_DOWN: 796 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: 797 input_report_rel(jog_dev, REL_WHEEL, -1); 798 input_sync(jog_dev); 799 break; 800 801 case SONYPI_EVENT_JOGDIAL_PRESSED: 802 kp.key = BTN_MIDDLE; 803 kp.dev = jog_dev; 804 break; 805 806 case SONYPI_EVENT_FNKEY_RELEASED: 807 /* Nothing, not all VAIOs generate this event */ 808 break; 809 810 default: 811 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 812 if (event == sonypi_inputkeys[i].sonypiev) { 813 kp.dev = key_dev; 814 kp.key = sonypi_inputkeys[i].inputev; 815 break; 816 } 817 break; 818 } 819 820 if (kp.dev) { 821 input_report_key(kp.dev, kp.key, 1); 822 input_sync(kp.dev); 823 kfifo_put(sonypi_device.input_fifo, 824 (unsigned char *)&kp, sizeof(kp)); 825 schedule_work(&sonypi_device.input_work); 826 } 827 } 828 829 /* Interrupt handler: some event is available */ 830 static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) 831 { 832 u8 v1, v2, event = 0; 833 int i, j; 834 835 v1 = inb_p(sonypi_device.ioport1); 836 v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset); 837 838 for (i = 0; sonypi_eventtypes[i].model; i++) { 839 if (sonypi_device.model != sonypi_eventtypes[i].model) 840 continue; 841 if ((v2 & sonypi_eventtypes[i].data) != 842 sonypi_eventtypes[i].data) 843 continue; 844 if (!(mask & sonypi_eventtypes[i].mask)) 845 continue; 846 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) { 847 if (v1 == sonypi_eventtypes[i].events[j].data) { 848 event = sonypi_eventtypes[i].events[j].event; 849 goto found; 850 } 851 } 852 } 853 854 if (verbose) 855 printk(KERN_WARNING 856 "sonypi: unknown event port1=0x%02x,port2=0x%02x\n", 857 v1, v2); 858 /* We need to return IRQ_HANDLED here because there *are* 859 * events belonging to the sonypi device we don't know about, 860 * but we still don't want those to pollute the logs... */ 861 return IRQ_HANDLED; 862 863 found: 864 if (verbose > 1) 865 printk(KERN_INFO 866 "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); 867 868 if (useinput) 869 sonypi_report_input_event(event); 870 871 #ifdef CONFIG_ACPI 872 if (acpi_enabled) 873 acpi_bus_generate_event(sonypi_acpi_device, 1, event); 874 #endif 875 876 kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); 877 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); 878 wake_up_interruptible(&sonypi_device.fifo_proc_list); 879 880 return IRQ_HANDLED; 881 } 882 883 /* External camera command (exported to the motion eye v4l driver) */ 884 int sonypi_camera_command(int command, u8 value) 885 { 886 if (!camera) 887 return -EIO; 888 889 down(&sonypi_device.lock); 890 891 switch (command) { 892 case SONYPI_COMMAND_SETCAMERA: 893 if (value) 894 sonypi_camera_on(); 895 else 896 sonypi_camera_off(); 897 break; 898 case SONYPI_COMMAND_SETCAMERABRIGHTNESS: 899 sonypi_set(SONYPI_CAMERA_BRIGHTNESS, value); 900 break; 901 case SONYPI_COMMAND_SETCAMERACONTRAST: 902 sonypi_set(SONYPI_CAMERA_CONTRAST, value); 903 break; 904 case SONYPI_COMMAND_SETCAMERAHUE: 905 sonypi_set(SONYPI_CAMERA_HUE, value); 906 break; 907 case SONYPI_COMMAND_SETCAMERACOLOR: 908 sonypi_set(SONYPI_CAMERA_COLOR, value); 909 break; 910 case SONYPI_COMMAND_SETCAMERASHARPNESS: 911 sonypi_set(SONYPI_CAMERA_SHARPNESS, value); 912 break; 913 case SONYPI_COMMAND_SETCAMERAPICTURE: 914 sonypi_set(SONYPI_CAMERA_PICTURE, value); 915 break; 916 case SONYPI_COMMAND_SETCAMERAAGC: 917 sonypi_set(SONYPI_CAMERA_AGC, value); 918 break; 919 default: 920 printk(KERN_ERR "sonypi: sonypi_camera_command invalid: %d\n", 921 command); 922 break; 923 } 924 up(&sonypi_device.lock); 925 return 0; 926 } 927 928 EXPORT_SYMBOL(sonypi_camera_command); 929 930 static int sonypi_misc_fasync(int fd, struct file *filp, int on) 931 { 932 int retval; 933 934 retval = fasync_helper(fd, filp, on, &sonypi_device.fifo_async); 935 if (retval < 0) 936 return retval; 937 return 0; 938 } 939 940 static int sonypi_misc_release(struct inode *inode, struct file *file) 941 { 942 sonypi_misc_fasync(-1, file, 0); 943 down(&sonypi_device.lock); 944 sonypi_device.open_count--; 945 up(&sonypi_device.lock); 946 return 0; 947 } 948 949 static int sonypi_misc_open(struct inode *inode, struct file *file) 950 { 951 down(&sonypi_device.lock); 952 /* Flush input queue on first open */ 953 if (!sonypi_device.open_count) 954 kfifo_reset(sonypi_device.fifo); 955 sonypi_device.open_count++; 956 up(&sonypi_device.lock); 957 return 0; 958 } 959 960 static ssize_t sonypi_misc_read(struct file *file, char __user *buf, 961 size_t count, loff_t *pos) 962 { 963 ssize_t ret; 964 unsigned char c; 965 966 if ((kfifo_len(sonypi_device.fifo) == 0) && 967 (file->f_flags & O_NONBLOCK)) 968 return -EAGAIN; 969 970 ret = wait_event_interruptible(sonypi_device.fifo_proc_list, 971 kfifo_len(sonypi_device.fifo) != 0); 972 if (ret) 973 return ret; 974 975 while (ret < count && 976 (kfifo_get(sonypi_device.fifo, &c, sizeof(c)) == sizeof(c))) { 977 if (put_user(c, buf++)) 978 return -EFAULT; 979 ret++; 980 } 981 982 if (ret > 0) { 983 struct inode *inode = file->f_dentry->d_inode; 984 inode->i_atime = current_fs_time(inode->i_sb); 985 } 986 987 return ret; 988 } 989 990 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait) 991 { 992 poll_wait(file, &sonypi_device.fifo_proc_list, wait); 993 if (kfifo_len(sonypi_device.fifo)) 994 return POLLIN | POLLRDNORM; 995 return 0; 996 } 997 998 static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, 999 unsigned int cmd, unsigned long arg) 1000 { 1001 int ret = 0; 1002 void __user *argp = (void __user *)arg; 1003 u8 val8; 1004 u16 val16; 1005 1006 down(&sonypi_device.lock); 1007 switch (cmd) { 1008 case SONYPI_IOCGBRT: 1009 if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) { 1010 ret = -EIO; 1011 break; 1012 } 1013 if (copy_to_user(argp, &val8, sizeof(val8))) 1014 ret = -EFAULT; 1015 break; 1016 case SONYPI_IOCSBRT: 1017 if (copy_from_user(&val8, argp, sizeof(val8))) { 1018 ret = -EFAULT; 1019 break; 1020 } 1021 if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8)) 1022 ret = -EIO; 1023 break; 1024 case SONYPI_IOCGBAT1CAP: 1025 if (ec_read16(SONYPI_BAT1_FULL, &val16)) { 1026 ret = -EIO; 1027 break; 1028 } 1029 if (copy_to_user(argp, &val16, sizeof(val16))) 1030 ret = -EFAULT; 1031 break; 1032 case SONYPI_IOCGBAT1REM: 1033 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { 1034 ret = -EIO; 1035 break; 1036 } 1037 if (copy_to_user(argp, &val16, sizeof(val16))) 1038 ret = -EFAULT; 1039 break; 1040 case SONYPI_IOCGBAT2CAP: 1041 if (ec_read16(SONYPI_BAT2_FULL, &val16)) { 1042 ret = -EIO; 1043 break; 1044 } 1045 if (copy_to_user(argp, &val16, sizeof(val16))) 1046 ret = -EFAULT; 1047 break; 1048 case SONYPI_IOCGBAT2REM: 1049 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { 1050 ret = -EIO; 1051 break; 1052 } 1053 if (copy_to_user(argp, &val16, sizeof(val16))) 1054 ret = -EFAULT; 1055 break; 1056 case SONYPI_IOCGBATFLAGS: 1057 if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) { 1058 ret = -EIO; 1059 break; 1060 } 1061 val8 &= 0x07; 1062 if (copy_to_user(argp, &val8, sizeof(val8))) 1063 ret = -EFAULT; 1064 break; 1065 case SONYPI_IOCGBLUE: 1066 val8 = sonypi_device.bluetooth_power; 1067 if (copy_to_user(argp, &val8, sizeof(val8))) 1068 ret = -EFAULT; 1069 break; 1070 case SONYPI_IOCSBLUE: 1071 if (copy_from_user(&val8, argp, sizeof(val8))) { 1072 ret = -EFAULT; 1073 break; 1074 } 1075 sonypi_setbluetoothpower(val8); 1076 break; 1077 /* FAN Controls */ 1078 case SONYPI_IOCGFAN: 1079 if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) { 1080 ret = -EIO; 1081 break; 1082 } 1083 if (copy_to_user(argp, &val8, sizeof(val8))) 1084 ret = -EFAULT; 1085 break; 1086 case SONYPI_IOCSFAN: 1087 if (copy_from_user(&val8, argp, sizeof(val8))) { 1088 ret = -EFAULT; 1089 break; 1090 } 1091 if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8)) 1092 ret = -EIO; 1093 break; 1094 /* GET Temperature (useful under APM) */ 1095 case SONYPI_IOCGTEMP: 1096 if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) { 1097 ret = -EIO; 1098 break; 1099 } 1100 if (copy_to_user(argp, &val8, sizeof(val8))) 1101 ret = -EFAULT; 1102 break; 1103 default: 1104 ret = -EINVAL; 1105 } 1106 up(&sonypi_device.lock); 1107 return ret; 1108 } 1109 1110 static struct file_operations sonypi_misc_fops = { 1111 .owner = THIS_MODULE, 1112 .read = sonypi_misc_read, 1113 .poll = sonypi_misc_poll, 1114 .open = sonypi_misc_open, 1115 .release = sonypi_misc_release, 1116 .fasync = sonypi_misc_fasync, 1117 .ioctl = sonypi_misc_ioctl, 1118 }; 1119 1120 static struct miscdevice sonypi_misc_device = { 1121 .minor = MISC_DYNAMIC_MINOR, 1122 .name = "sonypi", 1123 .fops = &sonypi_misc_fops, 1124 }; 1125 1126 static void sonypi_enable(unsigned int camera_on) 1127 { 1128 switch (sonypi_device.model) { 1129 case SONYPI_DEVICE_MODEL_TYPE1: 1130 sonypi_type1_srs(); 1131 break; 1132 case SONYPI_DEVICE_MODEL_TYPE2: 1133 sonypi_type2_srs(); 1134 break; 1135 case SONYPI_DEVICE_MODEL_TYPE3: 1136 sonypi_type3_srs(); 1137 break; 1138 } 1139 1140 sonypi_call1(0x82); 1141 sonypi_call2(0x81, 0xff); 1142 sonypi_call1(compat ? 0x92 : 0x82); 1143 1144 /* Enable ACPI mode to get Fn key events */ 1145 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1146 outb(0xf0, 0xb2); 1147 1148 if (camera && camera_on) 1149 sonypi_camera_on(); 1150 } 1151 1152 static int sonypi_disable(void) 1153 { 1154 sonypi_call2(0x81, 0); /* make sure we don't get any more events */ 1155 if (camera) 1156 sonypi_camera_off(); 1157 1158 /* disable ACPI mode */ 1159 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1160 outb(0xf1, 0xb2); 1161 1162 switch (sonypi_device.model) { 1163 case SONYPI_DEVICE_MODEL_TYPE1: 1164 sonypi_type1_dis(); 1165 break; 1166 case SONYPI_DEVICE_MODEL_TYPE2: 1167 sonypi_type2_dis(); 1168 break; 1169 case SONYPI_DEVICE_MODEL_TYPE3: 1170 sonypi_type3_dis(); 1171 break; 1172 } 1173 1174 return 0; 1175 } 1176 1177 #ifdef CONFIG_ACPI 1178 static int sonypi_acpi_add(struct acpi_device *device) 1179 { 1180 sonypi_acpi_device = device; 1181 strcpy(acpi_device_name(device), "Sony laptop hotkeys"); 1182 strcpy(acpi_device_class(device), "sony/hotkey"); 1183 return 0; 1184 } 1185 1186 static int sonypi_acpi_remove(struct acpi_device *device, int type) 1187 { 1188 sonypi_acpi_device = NULL; 1189 return 0; 1190 } 1191 1192 static struct acpi_driver sonypi_acpi_driver = { 1193 .name = "sonypi", 1194 .class = "hkey", 1195 .ids = "SNY6001", 1196 .ops = { 1197 .add = sonypi_acpi_add, 1198 .remove = sonypi_acpi_remove, 1199 }, 1200 }; 1201 #endif 1202 1203 static int __devinit sonypi_create_input_devices(void) 1204 { 1205 struct input_dev *jog_dev; 1206 struct input_dev *key_dev; 1207 int i; 1208 int error; 1209 1210 sonypi_device.input_jog_dev = jog_dev = input_allocate_device(); 1211 if (!jog_dev) 1212 return -ENOMEM; 1213 1214 jog_dev->name = "Sony Vaio Jogdial"; 1215 jog_dev->id.bustype = BUS_ISA; 1216 jog_dev->id.vendor = PCI_VENDOR_ID_SONY; 1217 1218 jog_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); 1219 jog_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_MIDDLE); 1220 jog_dev->relbit[0] = BIT(REL_WHEEL); 1221 1222 sonypi_device.input_key_dev = key_dev = input_allocate_device(); 1223 if (!key_dev) { 1224 error = -ENOMEM; 1225 goto err_free_jogdev; 1226 } 1227 1228 key_dev->name = "Sony Vaio Keys"; 1229 key_dev->id.bustype = BUS_ISA; 1230 key_dev->id.vendor = PCI_VENDOR_ID_SONY; 1231 1232 /* Initialize the Input Drivers: special keys */ 1233 key_dev->evbit[0] = BIT(EV_KEY); 1234 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 1235 if (sonypi_inputkeys[i].inputev) 1236 set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit); 1237 1238 error = input_register_device(jog_dev); 1239 if (error) 1240 goto err_free_keydev; 1241 1242 error = input_register_device(key_dev); 1243 if (error) 1244 goto err_unregister_jogdev; 1245 1246 return 0; 1247 1248 err_unregister_jogdev: 1249 input_unregister_device(jog_dev); 1250 /* Set to NULL so we don't free it again below */ 1251 jog_dev = NULL; 1252 err_free_keydev: 1253 input_free_device(key_dev); 1254 sonypi_device.input_key_dev = NULL; 1255 err_free_jogdev: 1256 input_free_device(jog_dev); 1257 sonypi_device.input_jog_dev = NULL; 1258 1259 return error; 1260 } 1261 1262 static int __devinit sonypi_setup_ioports(struct sonypi_device *dev, 1263 const struct sonypi_ioport_list *ioport_list) 1264 { 1265 while (ioport_list->port1) { 1266 1267 if (request_region(ioport_list->port1, 1268 sonypi_device.region_size, 1269 "Sony Programable I/O Device")) { 1270 dev->ioport1 = ioport_list->port1; 1271 dev->ioport2 = ioport_list->port2; 1272 return 0; 1273 } 1274 ioport_list++; 1275 } 1276 1277 return -EBUSY; 1278 } 1279 1280 static int __devinit sonypi_setup_irq(struct sonypi_device *dev, 1281 const struct sonypi_irq_list *irq_list) 1282 { 1283 while (irq_list->irq) { 1284 1285 if (!request_irq(irq_list->irq, sonypi_irq, 1286 SA_SHIRQ, "sonypi", sonypi_irq)) { 1287 dev->irq = irq_list->irq; 1288 dev->bits = irq_list->bits; 1289 return 0; 1290 } 1291 irq_list++; 1292 } 1293 1294 return -EBUSY; 1295 } 1296 1297 static void __devinit sonypi_display_info(void) 1298 { 1299 printk(KERN_INFO "sonypi: detected type%d model, " 1300 "verbose = %d, fnkeyinit = %s, camera = %s, " 1301 "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n", 1302 sonypi_device.model, 1303 verbose, 1304 fnkeyinit ? "on" : "off", 1305 camera ? "on" : "off", 1306 compat ? "on" : "off", 1307 mask, 1308 useinput ? "on" : "off", 1309 SONYPI_ACPI_ACTIVE ? "on" : "off"); 1310 printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n", 1311 sonypi_device.irq, 1312 sonypi_device.ioport1, sonypi_device.ioport2); 1313 1314 if (minor == -1) 1315 printk(KERN_INFO "sonypi: device allocated minor is %d\n", 1316 sonypi_misc_device.minor); 1317 } 1318 1319 static int __devinit sonypi_probe(struct platform_device *dev) 1320 { 1321 const struct sonypi_ioport_list *ioport_list; 1322 const struct sonypi_irq_list *irq_list; 1323 struct pci_dev *pcidev; 1324 int error; 1325 1326 spin_lock_init(&sonypi_device.fifo_lock); 1327 sonypi_device.fifo = kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1328 &sonypi_device.fifo_lock); 1329 if (IS_ERR(sonypi_device.fifo)) { 1330 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1331 return PTR_ERR(sonypi_device.fifo); 1332 } 1333 1334 init_waitqueue_head(&sonypi_device.fifo_proc_list); 1335 init_MUTEX(&sonypi_device.lock); 1336 sonypi_device.bluetooth_power = -1; 1337 1338 if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1339 PCI_DEVICE_ID_INTEL_82371AB_3, NULL))) 1340 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1; 1341 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1342 PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) 1343 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1344 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1345 PCI_DEVICE_ID_INTEL_ICH7_1, NULL))) 1346 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1347 else 1348 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; 1349 1350 if (pcidev && pci_enable_device(pcidev)) { 1351 printk(KERN_ERR "sonypi: pci_enable_device failed\n"); 1352 error = -EIO; 1353 goto err_put_pcidev; 1354 } 1355 1356 sonypi_device.dev = pcidev; 1357 1358 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) { 1359 ioport_list = sonypi_type1_ioport_list; 1360 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE; 1361 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET; 1362 irq_list = sonypi_type1_irq_list; 1363 } else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) { 1364 ioport_list = sonypi_type2_ioport_list; 1365 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE; 1366 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET; 1367 irq_list = sonypi_type2_irq_list; 1368 } else { 1369 ioport_list = sonypi_type3_ioport_list; 1370 sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE; 1371 sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET; 1372 irq_list = sonypi_type3_irq_list; 1373 } 1374 1375 error = sonypi_setup_ioports(&sonypi_device, ioport_list); 1376 if (error) { 1377 printk(KERN_ERR "sonypi: failed to request ioports\n"); 1378 goto err_disable_pcidev; 1379 } 1380 1381 error = sonypi_setup_irq(&sonypi_device, irq_list); 1382 if (error) { 1383 printk(KERN_ERR "sonypi: request_irq failed\n"); 1384 goto err_free_ioports; 1385 } 1386 1387 if (minor != -1) 1388 sonypi_misc_device.minor = minor; 1389 error = misc_register(&sonypi_misc_device); 1390 if (error) { 1391 printk(KERN_ERR "sonypi: misc_register failed\n"); 1392 goto err_free_irq; 1393 } 1394 1395 sonypi_display_info(); 1396 1397 if (useinput) { 1398 1399 error = sonypi_create_input_devices(); 1400 if (error) { 1401 printk(KERN_ERR 1402 "sonypi: failed to create input devices\n"); 1403 goto err_miscdev_unregister; 1404 } 1405 1406 spin_lock_init(&sonypi_device.input_fifo_lock); 1407 sonypi_device.input_fifo = 1408 kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1409 &sonypi_device.input_fifo_lock); 1410 if (IS_ERR(sonypi_device.input_fifo)) { 1411 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1412 error = PTR_ERR(sonypi_device.input_fifo); 1413 goto err_inpdev_unregister; 1414 } 1415 1416 INIT_WORK(&sonypi_device.input_work, input_keyrelease, NULL); 1417 } 1418 1419 sonypi_enable(0); 1420 1421 return 0; 1422 1423 err_inpdev_unregister: 1424 input_unregister_device(sonypi_device.input_key_dev); 1425 input_unregister_device(sonypi_device.input_jog_dev); 1426 err_miscdev_unregister: 1427 misc_deregister(&sonypi_misc_device); 1428 err_free_irq: 1429 free_irq(sonypi_device.irq, sonypi_irq); 1430 err_free_ioports: 1431 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1432 err_disable_pcidev: 1433 if (pcidev) 1434 pci_disable_device(pcidev); 1435 err_put_pcidev: 1436 pci_dev_put(pcidev); 1437 kfifo_free(sonypi_device.fifo); 1438 1439 return error; 1440 } 1441 1442 static int __devexit sonypi_remove(struct platform_device *dev) 1443 { 1444 sonypi_disable(); 1445 1446 synchronize_sched(); /* Allow sonypi interrupt to complete. */ 1447 flush_scheduled_work(); 1448 1449 if (useinput) { 1450 input_unregister_device(sonypi_device.input_key_dev); 1451 input_unregister_device(sonypi_device.input_jog_dev); 1452 kfifo_free(sonypi_device.input_fifo); 1453 } 1454 1455 misc_deregister(&sonypi_misc_device); 1456 1457 free_irq(sonypi_device.irq, sonypi_irq); 1458 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1459 1460 if (sonypi_device.dev) { 1461 pci_disable_device(sonypi_device.dev); 1462 pci_dev_put(sonypi_device.dev); 1463 } 1464 1465 kfifo_free(sonypi_device.fifo); 1466 1467 return 0; 1468 } 1469 1470 #ifdef CONFIG_PM 1471 static int old_camera_power; 1472 1473 static int sonypi_suspend(struct platform_device *dev, pm_message_t state) 1474 { 1475 old_camera_power = sonypi_device.camera_power; 1476 sonypi_disable(); 1477 1478 return 0; 1479 } 1480 1481 static int sonypi_resume(struct platform_device *dev) 1482 { 1483 sonypi_enable(old_camera_power); 1484 return 0; 1485 } 1486 #else 1487 #define sonypi_suspend NULL 1488 #define sonypi_resume NULL 1489 #endif 1490 1491 static void sonypi_shutdown(struct platform_device *dev) 1492 { 1493 sonypi_disable(); 1494 } 1495 1496 static struct platform_driver sonypi_driver = { 1497 .driver = { 1498 .name = "sonypi", 1499 .owner = THIS_MODULE, 1500 }, 1501 .probe = sonypi_probe, 1502 .remove = __devexit_p(sonypi_remove), 1503 .shutdown = sonypi_shutdown, 1504 .suspend = sonypi_suspend, 1505 .resume = sonypi_resume, 1506 }; 1507 1508 static struct platform_device *sonypi_platform_device; 1509 1510 static struct dmi_system_id __initdata sonypi_dmi_table[] = { 1511 { 1512 .ident = "Sony Vaio", 1513 .matches = { 1514 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1515 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), 1516 }, 1517 }, 1518 { 1519 .ident = "Sony Vaio", 1520 .matches = { 1521 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1522 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), 1523 }, 1524 }, 1525 { } 1526 }; 1527 1528 static int __init sonypi_init(void) 1529 { 1530 int error; 1531 1532 printk(KERN_INFO 1533 "sonypi: Sony Programmable I/O Controller Driver v%s.\n", 1534 SONYPI_DRIVER_VERSION); 1535 1536 if (!dmi_check_system(sonypi_dmi_table)) 1537 return -ENODEV; 1538 1539 error = platform_driver_register(&sonypi_driver); 1540 if (error) 1541 return error; 1542 1543 sonypi_platform_device = platform_device_alloc("sonypi", -1); 1544 if (!sonypi_platform_device) { 1545 error = -ENOMEM; 1546 goto err_driver_unregister; 1547 } 1548 1549 error = platform_device_add(sonypi_platform_device); 1550 if (error) 1551 goto err_free_device; 1552 1553 #ifdef CONFIG_ACPI 1554 if (acpi_bus_register_driver(&sonypi_acpi_driver) > 0) 1555 acpi_enabled = 1; 1556 #endif 1557 1558 return 0; 1559 1560 err_free_device: 1561 platform_device_put(sonypi_platform_device); 1562 err_driver_unregister: 1563 platform_driver_unregister(&sonypi_driver); 1564 return error; 1565 } 1566 1567 static void __exit sonypi_exit(void) 1568 { 1569 #ifdef CONFIG_ACPI 1570 if (acpi_enabled) 1571 acpi_bus_unregister_driver(&sonypi_acpi_driver); 1572 #endif 1573 platform_device_unregister(sonypi_platform_device); 1574 platform_driver_unregister(&sonypi_driver); 1575 printk(KERN_INFO "sonypi: removed.\n"); 1576 } 1577 1578 module_init(sonypi_init); 1579 module_exit(sonypi_exit); 1580