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/module.h> 37 #include <linux/input.h> 38 #include <linux/pci.h> 39 #include <linux/init.h> 40 #include <linux/interrupt.h> 41 #include <linux/miscdevice.h> 42 #include <linux/poll.h> 43 #include <linux/delay.h> 44 #include <linux/wait.h> 45 #include <linux/acpi.h> 46 #include <linux/dmi.h> 47 #include <linux/err.h> 48 #include <linux/kfifo.h> 49 #include <linux/platform_device.h> 50 51 #include <asm/uaccess.h> 52 #include <asm/io.h> 53 #include <asm/system.h> 54 55 #include <linux/sonypi.h> 56 57 #define SONYPI_DRIVER_VERSION "1.26" 58 59 MODULE_AUTHOR("Stelian Pop <stelian@popies.net>"); 60 MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); 61 MODULE_LICENSE("GPL"); 62 MODULE_VERSION(SONYPI_DRIVER_VERSION); 63 64 static int minor = -1; 65 module_param(minor, int, 0); 66 MODULE_PARM_DESC(minor, 67 "minor number of the misc device, default is -1 (automatic)"); 68 69 static int verbose; /* = 0 */ 70 module_param(verbose, int, 0644); 71 MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); 72 73 static int fnkeyinit; /* = 0 */ 74 module_param(fnkeyinit, int, 0444); 75 MODULE_PARM_DESC(fnkeyinit, 76 "set this if your Fn keys do not generate any event"); 77 78 static int camera; /* = 0 */ 79 module_param(camera, int, 0444); 80 MODULE_PARM_DESC(camera, 81 "set this if you have a MotionEye camera (PictureBook series)"); 82 83 static int compat; /* = 0 */ 84 module_param(compat, int, 0444); 85 MODULE_PARM_DESC(compat, 86 "set this if you want to enable backward compatibility mode"); 87 88 static unsigned long mask = 0xffffffff; 89 module_param(mask, ulong, 0644); 90 MODULE_PARM_DESC(mask, 91 "set this to the mask of event you want to enable (see doc)"); 92 93 static int useinput = 1; 94 module_param(useinput, int, 0444); 95 MODULE_PARM_DESC(useinput, 96 "set this if you would like sonypi to feed events to the input subsystem"); 97 98 #define SONYPI_DEVICE_MODEL_TYPE1 1 99 #define SONYPI_DEVICE_MODEL_TYPE2 2 100 #define SONYPI_DEVICE_MODEL_TYPE3 3 101 102 /* type1 models use those */ 103 #define SONYPI_IRQ_PORT 0x8034 104 #define SONYPI_IRQ_SHIFT 22 105 #define SONYPI_TYPE1_BASE 0x50 106 #define SONYPI_G10A (SONYPI_TYPE1_BASE+0x14) 107 #define SONYPI_TYPE1_REGION_SIZE 0x08 108 #define SONYPI_TYPE1_EVTYPE_OFFSET 0x04 109 110 /* type2 series specifics */ 111 #define SONYPI_SIRQ 0x9b 112 #define SONYPI_SLOB 0x9c 113 #define SONYPI_SHIB 0x9d 114 #define SONYPI_TYPE2_REGION_SIZE 0x20 115 #define SONYPI_TYPE2_EVTYPE_OFFSET 0x12 116 117 /* type3 series specifics */ 118 #define SONYPI_TYPE3_BASE 0x40 119 #define SONYPI_TYPE3_GID2 (SONYPI_TYPE3_BASE+0x48) /* 16 bits */ 120 #define SONYPI_TYPE3_MISC (SONYPI_TYPE3_BASE+0x6d) /* 8 bits */ 121 #define SONYPI_TYPE3_REGION_SIZE 0x20 122 #define SONYPI_TYPE3_EVTYPE_OFFSET 0x12 123 124 /* battery / brightness addresses */ 125 #define SONYPI_BAT_FLAGS 0x81 126 #define SONYPI_LCD_LIGHT 0x96 127 #define SONYPI_BAT1_PCTRM 0xa0 128 #define SONYPI_BAT1_LEFT 0xa2 129 #define SONYPI_BAT1_MAXRT 0xa4 130 #define SONYPI_BAT2_PCTRM 0xa8 131 #define SONYPI_BAT2_LEFT 0xaa 132 #define SONYPI_BAT2_MAXRT 0xac 133 #define SONYPI_BAT1_MAXTK 0xb0 134 #define SONYPI_BAT1_FULL 0xb2 135 #define SONYPI_BAT2_MAXTK 0xb8 136 #define SONYPI_BAT2_FULL 0xba 137 138 /* FAN0 information (reverse engineered from ACPI tables) */ 139 #define SONYPI_FAN0_STATUS 0x93 140 #define SONYPI_TEMP_STATUS 0xC1 141 142 /* ioports used for brightness and type2 events */ 143 #define SONYPI_DATA_IOPORT 0x62 144 #define SONYPI_CST_IOPORT 0x66 145 146 /* The set of possible ioports */ 147 struct sonypi_ioport_list { 148 u16 port1; 149 u16 port2; 150 }; 151 152 static struct sonypi_ioport_list sonypi_type1_ioport_list[] = { 153 { 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */ 154 { 0x1080, 0x1084 }, 155 { 0x1090, 0x1094 }, 156 { 0x10a0, 0x10a4 }, 157 { 0x10b0, 0x10b4 }, 158 { 0x0, 0x0 } 159 }; 160 161 static struct sonypi_ioport_list sonypi_type2_ioport_list[] = { 162 { 0x1080, 0x1084 }, 163 { 0x10a0, 0x10a4 }, 164 { 0x10c0, 0x10c4 }, 165 { 0x10e0, 0x10e4 }, 166 { 0x0, 0x0 } 167 }; 168 169 /* same as in type 2 models */ 170 static struct sonypi_ioport_list *sonypi_type3_ioport_list = 171 sonypi_type2_ioport_list; 172 173 /* The set of possible interrupts */ 174 struct sonypi_irq_list { 175 u16 irq; 176 u16 bits; 177 }; 178 179 static struct sonypi_irq_list sonypi_type1_irq_list[] = { 180 { 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */ 181 { 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */ 182 { 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */ 183 { 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */ 184 }; 185 186 static struct sonypi_irq_list sonypi_type2_irq_list[] = { 187 { 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */ 188 { 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */ 189 { 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */ 190 { 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */ 191 { 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */ 192 }; 193 194 /* same as in type2 models */ 195 static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list; 196 197 #define SONYPI_CAMERA_BRIGHTNESS 0 198 #define SONYPI_CAMERA_CONTRAST 1 199 #define SONYPI_CAMERA_HUE 2 200 #define SONYPI_CAMERA_COLOR 3 201 #define SONYPI_CAMERA_SHARPNESS 4 202 203 #define SONYPI_CAMERA_PICTURE 5 204 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC 205 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 206 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 207 #define SONYPI_CAMERA_MUTE_MASK 0x40 208 209 /* the rest don't need a loop until not 0xff */ 210 #define SONYPI_CAMERA_AGC 6 211 #define SONYPI_CAMERA_AGC_MASK 0x30 212 #define SONYPI_CAMERA_SHUTTER_MASK 0x7 213 214 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 215 #define SONYPI_CAMERA_CONTROL 0x10 216 217 #define SONYPI_CAMERA_STATUS 7 218 #define SONYPI_CAMERA_STATUS_READY 0x2 219 #define SONYPI_CAMERA_STATUS_POSITION 0x4 220 221 #define SONYPI_DIRECTION_BACKWARDS 0x4 222 223 #define SONYPI_CAMERA_REVISION 8 224 #define SONYPI_CAMERA_ROMVERSION 9 225 226 /* Event masks */ 227 #define SONYPI_JOGGER_MASK 0x00000001 228 #define SONYPI_CAPTURE_MASK 0x00000002 229 #define SONYPI_FNKEY_MASK 0x00000004 230 #define SONYPI_BLUETOOTH_MASK 0x00000008 231 #define SONYPI_PKEY_MASK 0x00000010 232 #define SONYPI_BACK_MASK 0x00000020 233 #define SONYPI_HELP_MASK 0x00000040 234 #define SONYPI_LID_MASK 0x00000080 235 #define SONYPI_ZOOM_MASK 0x00000100 236 #define SONYPI_THUMBPHRASE_MASK 0x00000200 237 #define SONYPI_MEYE_MASK 0x00000400 238 #define SONYPI_MEMORYSTICK_MASK 0x00000800 239 #define SONYPI_BATTERY_MASK 0x00001000 240 #define SONYPI_WIRELESS_MASK 0x00002000 241 242 struct sonypi_event { 243 u8 data; 244 u8 event; 245 }; 246 247 /* The set of possible button release events */ 248 static struct sonypi_event sonypi_releaseev[] = { 249 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, 250 { 0, 0 } 251 }; 252 253 /* The set of possible jogger events */ 254 static struct sonypi_event sonypi_joggerev[] = { 255 { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, 256 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, 257 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, 258 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, 259 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, 260 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, 261 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, 262 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, 263 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, 264 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, 265 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, 266 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, 267 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, 268 { 0, 0 } 269 }; 270 271 /* The set of possible capture button events */ 272 static struct sonypi_event sonypi_captureev[] = { 273 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, 274 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, 275 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, 276 { 0, 0 } 277 }; 278 279 /* The set of possible fnkeys events */ 280 static struct sonypi_event sonypi_fnkeyev[] = { 281 { 0x10, SONYPI_EVENT_FNKEY_ESC }, 282 { 0x11, SONYPI_EVENT_FNKEY_F1 }, 283 { 0x12, SONYPI_EVENT_FNKEY_F2 }, 284 { 0x13, SONYPI_EVENT_FNKEY_F3 }, 285 { 0x14, SONYPI_EVENT_FNKEY_F4 }, 286 { 0x15, SONYPI_EVENT_FNKEY_F5 }, 287 { 0x16, SONYPI_EVENT_FNKEY_F6 }, 288 { 0x17, SONYPI_EVENT_FNKEY_F7 }, 289 { 0x18, SONYPI_EVENT_FNKEY_F8 }, 290 { 0x19, SONYPI_EVENT_FNKEY_F9 }, 291 { 0x1a, SONYPI_EVENT_FNKEY_F10 }, 292 { 0x1b, SONYPI_EVENT_FNKEY_F11 }, 293 { 0x1c, SONYPI_EVENT_FNKEY_F12 }, 294 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, 295 { 0x21, SONYPI_EVENT_FNKEY_1 }, 296 { 0x22, SONYPI_EVENT_FNKEY_2 }, 297 { 0x31, SONYPI_EVENT_FNKEY_D }, 298 { 0x32, SONYPI_EVENT_FNKEY_E }, 299 { 0x33, SONYPI_EVENT_FNKEY_F }, 300 { 0x34, SONYPI_EVENT_FNKEY_S }, 301 { 0x35, SONYPI_EVENT_FNKEY_B }, 302 { 0x36, SONYPI_EVENT_FNKEY_ONLY }, 303 { 0, 0 } 304 }; 305 306 /* The set of possible program key events */ 307 static struct sonypi_event sonypi_pkeyev[] = { 308 { 0x01, SONYPI_EVENT_PKEY_P1 }, 309 { 0x02, SONYPI_EVENT_PKEY_P2 }, 310 { 0x04, SONYPI_EVENT_PKEY_P3 }, 311 { 0x5c, SONYPI_EVENT_PKEY_P1 }, 312 { 0, 0 } 313 }; 314 315 /* The set of possible bluetooth events */ 316 static struct sonypi_event sonypi_blueev[] = { 317 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, 318 { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, 319 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, 320 { 0, 0 } 321 }; 322 323 /* The set of possible wireless events */ 324 static struct sonypi_event sonypi_wlessev[] = { 325 { 0x59, SONYPI_EVENT_WIRELESS_ON }, 326 { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, 327 { 0, 0 } 328 }; 329 330 /* The set of possible back button events */ 331 static struct sonypi_event sonypi_backev[] = { 332 { 0x20, SONYPI_EVENT_BACK_PRESSED }, 333 { 0, 0 } 334 }; 335 336 /* The set of possible help button events */ 337 static struct sonypi_event sonypi_helpev[] = { 338 { 0x3b, SONYPI_EVENT_HELP_PRESSED }, 339 { 0, 0 } 340 }; 341 342 343 /* The set of possible lid events */ 344 static struct sonypi_event sonypi_lidev[] = { 345 { 0x51, SONYPI_EVENT_LID_CLOSED }, 346 { 0x50, SONYPI_EVENT_LID_OPENED }, 347 { 0, 0 } 348 }; 349 350 /* The set of possible zoom events */ 351 static struct sonypi_event sonypi_zoomev[] = { 352 { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, 353 { 0, 0 } 354 }; 355 356 /* The set of possible thumbphrase events */ 357 static struct sonypi_event sonypi_thumbphraseev[] = { 358 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, 359 { 0, 0 } 360 }; 361 362 /* The set of possible motioneye camera events */ 363 static struct sonypi_event sonypi_meyeev[] = { 364 { 0x00, SONYPI_EVENT_MEYE_FACE }, 365 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, 366 { 0, 0 } 367 }; 368 369 /* The set of possible memorystick events */ 370 static struct sonypi_event sonypi_memorystickev[] = { 371 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, 372 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, 373 { 0, 0 } 374 }; 375 376 /* The set of possible battery events */ 377 static struct sonypi_event sonypi_batteryev[] = { 378 { 0x20, SONYPI_EVENT_BATTERY_INSERT }, 379 { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, 380 { 0, 0 } 381 }; 382 383 static struct sonypi_eventtypes { 384 int model; 385 u8 data; 386 unsigned long mask; 387 struct sonypi_event * events; 388 } sonypi_eventtypes[] = { 389 { SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev }, 390 { SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, 391 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev }, 392 { SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, 393 { SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, 394 { SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 395 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 396 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, 397 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 398 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, 399 400 { SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev }, 401 { SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev }, 402 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, 403 { SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, 404 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 405 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 406 { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, 407 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev }, 408 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev }, 409 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, 410 { SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, 411 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 412 { SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 413 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 414 415 { SONYPI_DEVICE_MODEL_TYPE3, 0, 0xffffffff, sonypi_releaseev }, 416 { SONYPI_DEVICE_MODEL_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 417 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, 418 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 419 { SONYPI_DEVICE_MODEL_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 420 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 421 { 0 } 422 }; 423 424 #define SONYPI_BUF_SIZE 128 425 426 /* Correspondance table between sonypi events and input layer events */ 427 static struct { 428 int sonypiev; 429 int inputev; 430 } sonypi_inputkeys[] = { 431 { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA }, 432 { SONYPI_EVENT_FNKEY_ONLY, KEY_FN }, 433 { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC }, 434 { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 }, 435 { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 }, 436 { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 }, 437 { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 }, 438 { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 }, 439 { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 }, 440 { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 }, 441 { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 }, 442 { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 }, 443 { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 }, 444 { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 }, 445 { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 }, 446 { SONYPI_EVENT_FNKEY_1, KEY_FN_1 }, 447 { SONYPI_EVENT_FNKEY_2, KEY_FN_2 }, 448 { SONYPI_EVENT_FNKEY_D, KEY_FN_D }, 449 { SONYPI_EVENT_FNKEY_E, KEY_FN_E }, 450 { SONYPI_EVENT_FNKEY_F, KEY_FN_F }, 451 { SONYPI_EVENT_FNKEY_S, KEY_FN_S }, 452 { SONYPI_EVENT_FNKEY_B, KEY_FN_B }, 453 { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE }, 454 { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE }, 455 { SONYPI_EVENT_PKEY_P1, KEY_PROG1 }, 456 { SONYPI_EVENT_PKEY_P2, KEY_PROG2 }, 457 { SONYPI_EVENT_PKEY_P3, KEY_PROG3 }, 458 { SONYPI_EVENT_BACK_PRESSED, KEY_BACK }, 459 { SONYPI_EVENT_HELP_PRESSED, KEY_HELP }, 460 { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM }, 461 { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB }, 462 { 0, 0 }, 463 }; 464 465 struct sonypi_keypress { 466 struct input_dev *dev; 467 int key; 468 }; 469 470 static struct sonypi_device { 471 struct pci_dev *dev; 472 u16 irq; 473 u16 bits; 474 u16 ioport1; 475 u16 ioport2; 476 u16 region_size; 477 u16 evtype_offset; 478 int camera_power; 479 int bluetooth_power; 480 struct semaphore lock; 481 struct kfifo *fifo; 482 spinlock_t fifo_lock; 483 wait_queue_head_t fifo_proc_list; 484 struct fasync_struct *fifo_async; 485 int open_count; 486 int model; 487 struct input_dev *input_jog_dev; 488 struct input_dev *input_key_dev; 489 struct work_struct input_work; 490 struct kfifo *input_fifo; 491 spinlock_t input_fifo_lock; 492 } sonypi_device; 493 494 #define ITERATIONS_LONG 10000 495 #define ITERATIONS_SHORT 10 496 497 #define wait_on_command(quiet, command, iterations) { \ 498 unsigned int n = iterations; \ 499 while (--n && (command)) \ 500 udelay(1); \ 501 if (!n && (verbose || !quiet)) \ 502 printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __FUNCTION__, __LINE__); \ 503 } 504 505 #ifdef CONFIG_ACPI 506 #define SONYPI_ACPI_ACTIVE (!acpi_disabled) 507 #else 508 #define SONYPI_ACPI_ACTIVE 0 509 #endif /* CONFIG_ACPI */ 510 511 #ifdef CONFIG_ACPI 512 static struct acpi_device *sonypi_acpi_device; 513 static int acpi_driver_registered; 514 #endif 515 516 static int sonypi_ec_write(u8 addr, u8 value) 517 { 518 #ifdef CONFIG_ACPI_EC 519 if (SONYPI_ACPI_ACTIVE) 520 return ec_write(addr, value); 521 #endif 522 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 523 outb_p(0x81, SONYPI_CST_IOPORT); 524 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 525 outb_p(addr, SONYPI_DATA_IOPORT); 526 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 527 outb_p(value, SONYPI_DATA_IOPORT); 528 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 529 return 0; 530 } 531 532 static int sonypi_ec_read(u8 addr, u8 *value) 533 { 534 #ifdef CONFIG_ACPI_EC 535 if (SONYPI_ACPI_ACTIVE) 536 return ec_read(addr, value); 537 #endif 538 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 539 outb_p(0x80, SONYPI_CST_IOPORT); 540 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 541 outb_p(addr, SONYPI_DATA_IOPORT); 542 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 543 *value = inb_p(SONYPI_DATA_IOPORT); 544 return 0; 545 } 546 547 static int ec_read16(u8 addr, u16 *value) 548 { 549 u8 val_lb, val_hb; 550 if (sonypi_ec_read(addr, &val_lb)) 551 return -1; 552 if (sonypi_ec_read(addr + 1, &val_hb)) 553 return -1; 554 *value = val_lb | (val_hb << 8); 555 return 0; 556 } 557 558 /* Initializes the device - this comes from the AML code in the ACPI bios */ 559 static void sonypi_type1_srs(void) 560 { 561 u32 v; 562 563 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 564 v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1); 565 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 566 567 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 568 v = (v & 0xFFF0FFFF) | 569 (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16); 570 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 571 572 v = inl(SONYPI_IRQ_PORT); 573 v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT); 574 v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT); 575 outl(v, SONYPI_IRQ_PORT); 576 577 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 578 v = (v & 0xFF1FFFFF) | 0x00C00000; 579 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 580 } 581 582 static void sonypi_type2_srs(void) 583 { 584 if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8)) 585 printk(KERN_WARNING "ec_write failed\n"); 586 if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF)) 587 printk(KERN_WARNING "ec_write failed\n"); 588 if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits)) 589 printk(KERN_WARNING "ec_write failed\n"); 590 udelay(10); 591 } 592 593 static void sonypi_type3_srs(void) 594 { 595 u16 v16; 596 u8 v8; 597 598 /* This model type uses the same initialiazation of 599 * the embedded controller as the type2 models. */ 600 sonypi_type2_srs(); 601 602 /* Initialization of PCI config space of the LPC interface bridge. */ 603 v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01; 604 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16); 605 pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8); 606 v8 = (v8 & 0xCF) | 0x10; 607 pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8); 608 } 609 610 /* Disables the device - this comes from the AML code in the ACPI bios */ 611 static void sonypi_type1_dis(void) 612 { 613 u32 v; 614 615 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 616 v = v & 0xFF3FFFFF; 617 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 618 619 v = inl(SONYPI_IRQ_PORT); 620 v |= (0x3 << SONYPI_IRQ_SHIFT); 621 outl(v, SONYPI_IRQ_PORT); 622 } 623 624 static void sonypi_type2_dis(void) 625 { 626 if (sonypi_ec_write(SONYPI_SHIB, 0)) 627 printk(KERN_WARNING "ec_write failed\n"); 628 if (sonypi_ec_write(SONYPI_SLOB, 0)) 629 printk(KERN_WARNING "ec_write failed\n"); 630 if (sonypi_ec_write(SONYPI_SIRQ, 0)) 631 printk(KERN_WARNING "ec_write failed\n"); 632 } 633 634 static void sonypi_type3_dis(void) 635 { 636 sonypi_type2_dis(); 637 udelay(10); 638 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0); 639 } 640 641 static u8 sonypi_call1(u8 dev) 642 { 643 u8 v1, v2; 644 645 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 646 outb(dev, sonypi_device.ioport2); 647 v1 = inb_p(sonypi_device.ioport2); 648 v2 = inb_p(sonypi_device.ioport1); 649 return v2; 650 } 651 652 static u8 sonypi_call2(u8 dev, u8 fn) 653 { 654 u8 v1; 655 656 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 657 outb(dev, sonypi_device.ioport2); 658 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 659 outb(fn, sonypi_device.ioport1); 660 v1 = inb_p(sonypi_device.ioport1); 661 return v1; 662 } 663 664 static u8 sonypi_call3(u8 dev, u8 fn, u8 v) 665 { 666 u8 v1; 667 668 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 669 outb(dev, sonypi_device.ioport2); 670 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 671 outb(fn, sonypi_device.ioport1); 672 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 673 outb(v, sonypi_device.ioport1); 674 v1 = inb_p(sonypi_device.ioport1); 675 return v1; 676 } 677 678 #if 0 679 /* Get brightness, hue etc. Unreliable... */ 680 static u8 sonypi_read(u8 fn) 681 { 682 u8 v1, v2; 683 int n = 100; 684 685 while (n--) { 686 v1 = sonypi_call2(0x8f, fn); 687 v2 = sonypi_call2(0x8f, fn); 688 if (v1 == v2 && v1 != 0xff) 689 return v1; 690 } 691 return 0xff; 692 } 693 #endif 694 695 /* Set brightness, hue etc */ 696 static void sonypi_set(u8 fn, u8 v) 697 { 698 wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT); 699 } 700 701 /* Tests if the camera is ready */ 702 static int sonypi_camera_ready(void) 703 { 704 u8 v; 705 706 v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); 707 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); 708 } 709 710 /* Turns the camera off */ 711 static void sonypi_camera_off(void) 712 { 713 sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK); 714 715 if (!sonypi_device.camera_power) 716 return; 717 718 sonypi_call2(0x91, 0); 719 sonypi_device.camera_power = 0; 720 } 721 722 /* Turns the camera on */ 723 static void sonypi_camera_on(void) 724 { 725 int i, j; 726 727 if (sonypi_device.camera_power) 728 return; 729 730 for (j = 5; j > 0; j--) { 731 732 while (sonypi_call2(0x91, 0x1)) 733 msleep(10); 734 sonypi_call1(0x93); 735 736 for (i = 400; i > 0; i--) { 737 if (sonypi_camera_ready()) 738 break; 739 msleep(10); 740 } 741 if (i) 742 break; 743 } 744 745 if (j == 0) { 746 printk(KERN_WARNING "sonypi: failed to power on camera\n"); 747 return; 748 } 749 750 sonypi_set(0x10, 0x5a); 751 sonypi_device.camera_power = 1; 752 } 753 754 /* sets the bluetooth subsystem power state */ 755 static void sonypi_setbluetoothpower(u8 state) 756 { 757 state = !!state; 758 759 if (sonypi_device.bluetooth_power == state) 760 return; 761 762 sonypi_call2(0x96, state); 763 sonypi_call1(0x82); 764 sonypi_device.bluetooth_power = state; 765 } 766 767 static void input_keyrelease(struct work_struct *work) 768 { 769 struct sonypi_keypress kp; 770 771 while (kfifo_get(sonypi_device.input_fifo, (unsigned char *)&kp, 772 sizeof(kp)) == sizeof(kp)) { 773 msleep(10); 774 input_report_key(kp.dev, kp.key, 0); 775 input_sync(kp.dev); 776 } 777 } 778 779 static void sonypi_report_input_event(u8 event) 780 { 781 struct input_dev *jog_dev = sonypi_device.input_jog_dev; 782 struct input_dev *key_dev = sonypi_device.input_key_dev; 783 struct sonypi_keypress kp = { NULL }; 784 int i; 785 786 switch (event) { 787 case SONYPI_EVENT_JOGDIAL_UP: 788 case SONYPI_EVENT_JOGDIAL_UP_PRESSED: 789 input_report_rel(jog_dev, REL_WHEEL, 1); 790 input_sync(jog_dev); 791 break; 792 793 case SONYPI_EVENT_JOGDIAL_DOWN: 794 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: 795 input_report_rel(jog_dev, REL_WHEEL, -1); 796 input_sync(jog_dev); 797 break; 798 799 case SONYPI_EVENT_JOGDIAL_PRESSED: 800 kp.key = BTN_MIDDLE; 801 kp.dev = jog_dev; 802 break; 803 804 case SONYPI_EVENT_FNKEY_RELEASED: 805 /* Nothing, not all VAIOs generate this event */ 806 break; 807 808 default: 809 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 810 if (event == sonypi_inputkeys[i].sonypiev) { 811 kp.dev = key_dev; 812 kp.key = sonypi_inputkeys[i].inputev; 813 break; 814 } 815 break; 816 } 817 818 if (kp.dev) { 819 input_report_key(kp.dev, kp.key, 1); 820 input_sync(kp.dev); 821 kfifo_put(sonypi_device.input_fifo, 822 (unsigned char *)&kp, sizeof(kp)); 823 schedule_work(&sonypi_device.input_work); 824 } 825 } 826 827 /* Interrupt handler: some event is available */ 828 static irqreturn_t sonypi_irq(int irq, void *dev_id) 829 { 830 u8 v1, v2, event = 0; 831 int i, j; 832 833 v1 = inb_p(sonypi_device.ioport1); 834 v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset); 835 836 for (i = 0; sonypi_eventtypes[i].model; i++) { 837 if (sonypi_device.model != sonypi_eventtypes[i].model) 838 continue; 839 if ((v2 & sonypi_eventtypes[i].data) != 840 sonypi_eventtypes[i].data) 841 continue; 842 if (!(mask & sonypi_eventtypes[i].mask)) 843 continue; 844 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) { 845 if (v1 == sonypi_eventtypes[i].events[j].data) { 846 event = sonypi_eventtypes[i].events[j].event; 847 goto found; 848 } 849 } 850 } 851 852 if (verbose) 853 printk(KERN_WARNING 854 "sonypi: unknown event port1=0x%02x,port2=0x%02x\n", 855 v1, v2); 856 /* We need to return IRQ_HANDLED here because there *are* 857 * events belonging to the sonypi device we don't know about, 858 * but we still don't want those to pollute the logs... */ 859 return IRQ_HANDLED; 860 861 found: 862 if (verbose > 1) 863 printk(KERN_INFO 864 "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); 865 866 if (useinput) 867 sonypi_report_input_event(event); 868 869 #ifdef CONFIG_ACPI 870 if (sonypi_acpi_device) 871 acpi_bus_generate_event(sonypi_acpi_device, 1, event); 872 #endif 873 874 kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); 875 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); 876 wake_up_interruptible(&sonypi_device.fifo_proc_list); 877 878 return IRQ_HANDLED; 879 } 880 881 /* External camera command (exported to the motion eye v4l driver) */ 882 int sonypi_camera_command(int command, u8 value) 883 { 884 if (!camera) 885 return -EIO; 886 887 down(&sonypi_device.lock); 888 889 switch (command) { 890 case SONYPI_COMMAND_SETCAMERA: 891 if (value) 892 sonypi_camera_on(); 893 else 894 sonypi_camera_off(); 895 break; 896 case SONYPI_COMMAND_SETCAMERABRIGHTNESS: 897 sonypi_set(SONYPI_CAMERA_BRIGHTNESS, value); 898 break; 899 case SONYPI_COMMAND_SETCAMERACONTRAST: 900 sonypi_set(SONYPI_CAMERA_CONTRAST, value); 901 break; 902 case SONYPI_COMMAND_SETCAMERAHUE: 903 sonypi_set(SONYPI_CAMERA_HUE, value); 904 break; 905 case SONYPI_COMMAND_SETCAMERACOLOR: 906 sonypi_set(SONYPI_CAMERA_COLOR, value); 907 break; 908 case SONYPI_COMMAND_SETCAMERASHARPNESS: 909 sonypi_set(SONYPI_CAMERA_SHARPNESS, value); 910 break; 911 case SONYPI_COMMAND_SETCAMERAPICTURE: 912 sonypi_set(SONYPI_CAMERA_PICTURE, value); 913 break; 914 case SONYPI_COMMAND_SETCAMERAAGC: 915 sonypi_set(SONYPI_CAMERA_AGC, value); 916 break; 917 default: 918 printk(KERN_ERR "sonypi: sonypi_camera_command invalid: %d\n", 919 command); 920 break; 921 } 922 up(&sonypi_device.lock); 923 return 0; 924 } 925 926 EXPORT_SYMBOL(sonypi_camera_command); 927 928 static int sonypi_misc_fasync(int fd, struct file *filp, int on) 929 { 930 int retval; 931 932 retval = fasync_helper(fd, filp, on, &sonypi_device.fifo_async); 933 if (retval < 0) 934 return retval; 935 return 0; 936 } 937 938 static int sonypi_misc_release(struct inode *inode, struct file *file) 939 { 940 sonypi_misc_fasync(-1, file, 0); 941 down(&sonypi_device.lock); 942 sonypi_device.open_count--; 943 up(&sonypi_device.lock); 944 return 0; 945 } 946 947 static int sonypi_misc_open(struct inode *inode, struct file *file) 948 { 949 down(&sonypi_device.lock); 950 /* Flush input queue on first open */ 951 if (!sonypi_device.open_count) 952 kfifo_reset(sonypi_device.fifo); 953 sonypi_device.open_count++; 954 up(&sonypi_device.lock); 955 return 0; 956 } 957 958 static ssize_t sonypi_misc_read(struct file *file, char __user *buf, 959 size_t count, loff_t *pos) 960 { 961 ssize_t ret; 962 unsigned char c; 963 964 if ((kfifo_len(sonypi_device.fifo) == 0) && 965 (file->f_flags & O_NONBLOCK)) 966 return -EAGAIN; 967 968 ret = wait_event_interruptible(sonypi_device.fifo_proc_list, 969 kfifo_len(sonypi_device.fifo) != 0); 970 if (ret) 971 return ret; 972 973 while (ret < count && 974 (kfifo_get(sonypi_device.fifo, &c, sizeof(c)) == sizeof(c))) { 975 if (put_user(c, buf++)) 976 return -EFAULT; 977 ret++; 978 } 979 980 if (ret > 0) { 981 struct inode *inode = file->f_path.dentry->d_inode; 982 inode->i_atime = current_fs_time(inode->i_sb); 983 } 984 985 return ret; 986 } 987 988 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait) 989 { 990 poll_wait(file, &sonypi_device.fifo_proc_list, wait); 991 if (kfifo_len(sonypi_device.fifo)) 992 return POLLIN | POLLRDNORM; 993 return 0; 994 } 995 996 static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, 997 unsigned int cmd, unsigned long arg) 998 { 999 int ret = 0; 1000 void __user *argp = (void __user *)arg; 1001 u8 val8; 1002 u16 val16; 1003 1004 down(&sonypi_device.lock); 1005 switch (cmd) { 1006 case SONYPI_IOCGBRT: 1007 if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) { 1008 ret = -EIO; 1009 break; 1010 } 1011 if (copy_to_user(argp, &val8, sizeof(val8))) 1012 ret = -EFAULT; 1013 break; 1014 case SONYPI_IOCSBRT: 1015 if (copy_from_user(&val8, argp, sizeof(val8))) { 1016 ret = -EFAULT; 1017 break; 1018 } 1019 if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8)) 1020 ret = -EIO; 1021 break; 1022 case SONYPI_IOCGBAT1CAP: 1023 if (ec_read16(SONYPI_BAT1_FULL, &val16)) { 1024 ret = -EIO; 1025 break; 1026 } 1027 if (copy_to_user(argp, &val16, sizeof(val16))) 1028 ret = -EFAULT; 1029 break; 1030 case SONYPI_IOCGBAT1REM: 1031 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { 1032 ret = -EIO; 1033 break; 1034 } 1035 if (copy_to_user(argp, &val16, sizeof(val16))) 1036 ret = -EFAULT; 1037 break; 1038 case SONYPI_IOCGBAT2CAP: 1039 if (ec_read16(SONYPI_BAT2_FULL, &val16)) { 1040 ret = -EIO; 1041 break; 1042 } 1043 if (copy_to_user(argp, &val16, sizeof(val16))) 1044 ret = -EFAULT; 1045 break; 1046 case SONYPI_IOCGBAT2REM: 1047 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { 1048 ret = -EIO; 1049 break; 1050 } 1051 if (copy_to_user(argp, &val16, sizeof(val16))) 1052 ret = -EFAULT; 1053 break; 1054 case SONYPI_IOCGBATFLAGS: 1055 if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) { 1056 ret = -EIO; 1057 break; 1058 } 1059 val8 &= 0x07; 1060 if (copy_to_user(argp, &val8, sizeof(val8))) 1061 ret = -EFAULT; 1062 break; 1063 case SONYPI_IOCGBLUE: 1064 val8 = sonypi_device.bluetooth_power; 1065 if (copy_to_user(argp, &val8, sizeof(val8))) 1066 ret = -EFAULT; 1067 break; 1068 case SONYPI_IOCSBLUE: 1069 if (copy_from_user(&val8, argp, sizeof(val8))) { 1070 ret = -EFAULT; 1071 break; 1072 } 1073 sonypi_setbluetoothpower(val8); 1074 break; 1075 /* FAN Controls */ 1076 case SONYPI_IOCGFAN: 1077 if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) { 1078 ret = -EIO; 1079 break; 1080 } 1081 if (copy_to_user(argp, &val8, sizeof(val8))) 1082 ret = -EFAULT; 1083 break; 1084 case SONYPI_IOCSFAN: 1085 if (copy_from_user(&val8, argp, sizeof(val8))) { 1086 ret = -EFAULT; 1087 break; 1088 } 1089 if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8)) 1090 ret = -EIO; 1091 break; 1092 /* GET Temperature (useful under APM) */ 1093 case SONYPI_IOCGTEMP: 1094 if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) { 1095 ret = -EIO; 1096 break; 1097 } 1098 if (copy_to_user(argp, &val8, sizeof(val8))) 1099 ret = -EFAULT; 1100 break; 1101 default: 1102 ret = -EINVAL; 1103 } 1104 up(&sonypi_device.lock); 1105 return ret; 1106 } 1107 1108 static const struct file_operations sonypi_misc_fops = { 1109 .owner = THIS_MODULE, 1110 .read = sonypi_misc_read, 1111 .poll = sonypi_misc_poll, 1112 .open = sonypi_misc_open, 1113 .release = sonypi_misc_release, 1114 .fasync = sonypi_misc_fasync, 1115 .ioctl = sonypi_misc_ioctl, 1116 }; 1117 1118 static struct miscdevice sonypi_misc_device = { 1119 .minor = MISC_DYNAMIC_MINOR, 1120 .name = "sonypi", 1121 .fops = &sonypi_misc_fops, 1122 }; 1123 1124 static void sonypi_enable(unsigned int camera_on) 1125 { 1126 switch (sonypi_device.model) { 1127 case SONYPI_DEVICE_MODEL_TYPE1: 1128 sonypi_type1_srs(); 1129 break; 1130 case SONYPI_DEVICE_MODEL_TYPE2: 1131 sonypi_type2_srs(); 1132 break; 1133 case SONYPI_DEVICE_MODEL_TYPE3: 1134 sonypi_type3_srs(); 1135 break; 1136 } 1137 1138 sonypi_call1(0x82); 1139 sonypi_call2(0x81, 0xff); 1140 sonypi_call1(compat ? 0x92 : 0x82); 1141 1142 /* Enable ACPI mode to get Fn key events */ 1143 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1144 outb(0xf0, 0xb2); 1145 1146 if (camera && camera_on) 1147 sonypi_camera_on(); 1148 } 1149 1150 static int sonypi_disable(void) 1151 { 1152 sonypi_call2(0x81, 0); /* make sure we don't get any more events */ 1153 if (camera) 1154 sonypi_camera_off(); 1155 1156 /* disable ACPI mode */ 1157 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1158 outb(0xf1, 0xb2); 1159 1160 switch (sonypi_device.model) { 1161 case SONYPI_DEVICE_MODEL_TYPE1: 1162 sonypi_type1_dis(); 1163 break; 1164 case SONYPI_DEVICE_MODEL_TYPE2: 1165 sonypi_type2_dis(); 1166 break; 1167 case SONYPI_DEVICE_MODEL_TYPE3: 1168 sonypi_type3_dis(); 1169 break; 1170 } 1171 1172 return 0; 1173 } 1174 1175 #ifdef CONFIG_ACPI 1176 static int sonypi_acpi_add(struct acpi_device *device) 1177 { 1178 sonypi_acpi_device = device; 1179 strcpy(acpi_device_name(device), "Sony laptop hotkeys"); 1180 strcpy(acpi_device_class(device), "sony/hotkey"); 1181 return 0; 1182 } 1183 1184 static int sonypi_acpi_remove(struct acpi_device *device, int type) 1185 { 1186 sonypi_acpi_device = NULL; 1187 return 0; 1188 } 1189 1190 static struct acpi_driver sonypi_acpi_driver = { 1191 .name = "sonypi", 1192 .class = "hkey", 1193 .ids = "SNY6001", 1194 .ops = { 1195 .add = sonypi_acpi_add, 1196 .remove = sonypi_acpi_remove, 1197 }, 1198 }; 1199 #endif 1200 1201 static int __devinit sonypi_create_input_devices(void) 1202 { 1203 struct input_dev *jog_dev; 1204 struct input_dev *key_dev; 1205 int i; 1206 int error; 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 error = -ENOMEM; 1223 goto err_free_jogdev; 1224 } 1225 1226 key_dev->name = "Sony Vaio Keys"; 1227 key_dev->id.bustype = BUS_ISA; 1228 key_dev->id.vendor = PCI_VENDOR_ID_SONY; 1229 1230 /* Initialize the Input Drivers: special keys */ 1231 key_dev->evbit[0] = BIT(EV_KEY); 1232 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 1233 if (sonypi_inputkeys[i].inputev) 1234 set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit); 1235 1236 error = input_register_device(jog_dev); 1237 if (error) 1238 goto err_free_keydev; 1239 1240 error = input_register_device(key_dev); 1241 if (error) 1242 goto err_unregister_jogdev; 1243 1244 return 0; 1245 1246 err_unregister_jogdev: 1247 input_unregister_device(jog_dev); 1248 /* Set to NULL so we don't free it again below */ 1249 jog_dev = NULL; 1250 err_free_keydev: 1251 input_free_device(key_dev); 1252 sonypi_device.input_key_dev = NULL; 1253 err_free_jogdev: 1254 input_free_device(jog_dev); 1255 sonypi_device.input_jog_dev = NULL; 1256 1257 return error; 1258 } 1259 1260 static int __devinit sonypi_setup_ioports(struct sonypi_device *dev, 1261 const struct sonypi_ioport_list *ioport_list) 1262 { 1263 while (ioport_list->port1) { 1264 1265 if (request_region(ioport_list->port1, 1266 sonypi_device.region_size, 1267 "Sony Programable I/O Device")) { 1268 dev->ioport1 = ioport_list->port1; 1269 dev->ioport2 = ioport_list->port2; 1270 return 0; 1271 } 1272 ioport_list++; 1273 } 1274 1275 return -EBUSY; 1276 } 1277 1278 static int __devinit sonypi_setup_irq(struct sonypi_device *dev, 1279 const struct sonypi_irq_list *irq_list) 1280 { 1281 while (irq_list->irq) { 1282 1283 if (!request_irq(irq_list->irq, sonypi_irq, 1284 IRQF_SHARED, "sonypi", sonypi_irq)) { 1285 dev->irq = irq_list->irq; 1286 dev->bits = irq_list->bits; 1287 return 0; 1288 } 1289 irq_list++; 1290 } 1291 1292 return -EBUSY; 1293 } 1294 1295 static void __devinit sonypi_display_info(void) 1296 { 1297 printk(KERN_INFO "sonypi: detected type%d model, " 1298 "verbose = %d, fnkeyinit = %s, camera = %s, " 1299 "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n", 1300 sonypi_device.model, 1301 verbose, 1302 fnkeyinit ? "on" : "off", 1303 camera ? "on" : "off", 1304 compat ? "on" : "off", 1305 mask, 1306 useinput ? "on" : "off", 1307 SONYPI_ACPI_ACTIVE ? "on" : "off"); 1308 printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n", 1309 sonypi_device.irq, 1310 sonypi_device.ioport1, sonypi_device.ioport2); 1311 1312 if (minor == -1) 1313 printk(KERN_INFO "sonypi: device allocated minor is %d\n", 1314 sonypi_misc_device.minor); 1315 } 1316 1317 static int __devinit sonypi_probe(struct platform_device *dev) 1318 { 1319 const struct sonypi_ioport_list *ioport_list; 1320 const struct sonypi_irq_list *irq_list; 1321 struct pci_dev *pcidev; 1322 int error; 1323 1324 spin_lock_init(&sonypi_device.fifo_lock); 1325 sonypi_device.fifo = kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1326 &sonypi_device.fifo_lock); 1327 if (IS_ERR(sonypi_device.fifo)) { 1328 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1329 return PTR_ERR(sonypi_device.fifo); 1330 } 1331 1332 init_waitqueue_head(&sonypi_device.fifo_proc_list); 1333 init_MUTEX(&sonypi_device.lock); 1334 sonypi_device.bluetooth_power = -1; 1335 1336 if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1337 PCI_DEVICE_ID_INTEL_82371AB_3, NULL))) 1338 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1; 1339 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1340 PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) 1341 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1342 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1343 PCI_DEVICE_ID_INTEL_ICH7_1, NULL))) 1344 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1345 else 1346 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; 1347 1348 if (pcidev && pci_enable_device(pcidev)) { 1349 printk(KERN_ERR "sonypi: pci_enable_device failed\n"); 1350 error = -EIO; 1351 goto err_put_pcidev; 1352 } 1353 1354 sonypi_device.dev = pcidev; 1355 1356 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) { 1357 ioport_list = sonypi_type1_ioport_list; 1358 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE; 1359 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET; 1360 irq_list = sonypi_type1_irq_list; 1361 } else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) { 1362 ioport_list = sonypi_type2_ioport_list; 1363 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE; 1364 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET; 1365 irq_list = sonypi_type2_irq_list; 1366 } else { 1367 ioport_list = sonypi_type3_ioport_list; 1368 sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE; 1369 sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET; 1370 irq_list = sonypi_type3_irq_list; 1371 } 1372 1373 error = sonypi_setup_ioports(&sonypi_device, ioport_list); 1374 if (error) { 1375 printk(KERN_ERR "sonypi: failed to request ioports\n"); 1376 goto err_disable_pcidev; 1377 } 1378 1379 error = sonypi_setup_irq(&sonypi_device, irq_list); 1380 if (error) { 1381 printk(KERN_ERR "sonypi: request_irq failed\n"); 1382 goto err_free_ioports; 1383 } 1384 1385 if (minor != -1) 1386 sonypi_misc_device.minor = minor; 1387 error = misc_register(&sonypi_misc_device); 1388 if (error) { 1389 printk(KERN_ERR "sonypi: misc_register failed\n"); 1390 goto err_free_irq; 1391 } 1392 1393 sonypi_display_info(); 1394 1395 if (useinput) { 1396 1397 error = sonypi_create_input_devices(); 1398 if (error) { 1399 printk(KERN_ERR 1400 "sonypi: failed to create input devices\n"); 1401 goto err_miscdev_unregister; 1402 } 1403 1404 spin_lock_init(&sonypi_device.input_fifo_lock); 1405 sonypi_device.input_fifo = 1406 kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1407 &sonypi_device.input_fifo_lock); 1408 if (IS_ERR(sonypi_device.input_fifo)) { 1409 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1410 error = PTR_ERR(sonypi_device.input_fifo); 1411 goto err_inpdev_unregister; 1412 } 1413 1414 INIT_WORK(&sonypi_device.input_work, input_keyrelease); 1415 } 1416 1417 sonypi_enable(0); 1418 1419 return 0; 1420 1421 err_inpdev_unregister: 1422 input_unregister_device(sonypi_device.input_key_dev); 1423 input_unregister_device(sonypi_device.input_jog_dev); 1424 err_miscdev_unregister: 1425 misc_deregister(&sonypi_misc_device); 1426 err_free_irq: 1427 free_irq(sonypi_device.irq, sonypi_irq); 1428 err_free_ioports: 1429 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1430 err_disable_pcidev: 1431 if (pcidev) 1432 pci_disable_device(pcidev); 1433 err_put_pcidev: 1434 pci_dev_put(pcidev); 1435 kfifo_free(sonypi_device.fifo); 1436 1437 return error; 1438 } 1439 1440 static int __devexit sonypi_remove(struct platform_device *dev) 1441 { 1442 sonypi_disable(); 1443 1444 synchronize_sched(); /* Allow sonypi interrupt to complete. */ 1445 flush_scheduled_work(); 1446 1447 if (useinput) { 1448 input_unregister_device(sonypi_device.input_key_dev); 1449 input_unregister_device(sonypi_device.input_jog_dev); 1450 kfifo_free(sonypi_device.input_fifo); 1451 } 1452 1453 misc_deregister(&sonypi_misc_device); 1454 1455 free_irq(sonypi_device.irq, sonypi_irq); 1456 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1457 1458 if (sonypi_device.dev) { 1459 pci_disable_device(sonypi_device.dev); 1460 pci_dev_put(sonypi_device.dev); 1461 } 1462 1463 kfifo_free(sonypi_device.fifo); 1464 1465 return 0; 1466 } 1467 1468 #ifdef CONFIG_PM 1469 static int old_camera_power; 1470 1471 static int sonypi_suspend(struct platform_device *dev, pm_message_t state) 1472 { 1473 old_camera_power = sonypi_device.camera_power; 1474 sonypi_disable(); 1475 1476 return 0; 1477 } 1478 1479 static int sonypi_resume(struct platform_device *dev) 1480 { 1481 sonypi_enable(old_camera_power); 1482 return 0; 1483 } 1484 #else 1485 #define sonypi_suspend NULL 1486 #define sonypi_resume NULL 1487 #endif 1488 1489 static void sonypi_shutdown(struct platform_device *dev) 1490 { 1491 sonypi_disable(); 1492 } 1493 1494 static struct platform_driver sonypi_driver = { 1495 .driver = { 1496 .name = "sonypi", 1497 .owner = THIS_MODULE, 1498 }, 1499 .probe = sonypi_probe, 1500 .remove = __devexit_p(sonypi_remove), 1501 .shutdown = sonypi_shutdown, 1502 .suspend = sonypi_suspend, 1503 .resume = sonypi_resume, 1504 }; 1505 1506 static struct platform_device *sonypi_platform_device; 1507 1508 static struct dmi_system_id __initdata sonypi_dmi_table[] = { 1509 { 1510 .ident = "Sony Vaio", 1511 .matches = { 1512 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1513 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), 1514 }, 1515 }, 1516 { 1517 .ident = "Sony Vaio", 1518 .matches = { 1519 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1520 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), 1521 }, 1522 }, 1523 { } 1524 }; 1525 1526 static int __init sonypi_init(void) 1527 { 1528 int error; 1529 1530 printk(KERN_INFO 1531 "sonypi: Sony Programmable I/O Controller Driver v%s.\n", 1532 SONYPI_DRIVER_VERSION); 1533 1534 if (!dmi_check_system(sonypi_dmi_table)) 1535 return -ENODEV; 1536 1537 error = platform_driver_register(&sonypi_driver); 1538 if (error) 1539 return error; 1540 1541 sonypi_platform_device = platform_device_alloc("sonypi", -1); 1542 if (!sonypi_platform_device) { 1543 error = -ENOMEM; 1544 goto err_driver_unregister; 1545 } 1546 1547 error = platform_device_add(sonypi_platform_device); 1548 if (error) 1549 goto err_free_device; 1550 1551 #ifdef CONFIG_ACPI 1552 if (acpi_bus_register_driver(&sonypi_acpi_driver) >= 0) 1553 acpi_driver_registered = 1; 1554 #endif 1555 1556 return 0; 1557 1558 err_free_device: 1559 platform_device_put(sonypi_platform_device); 1560 err_driver_unregister: 1561 platform_driver_unregister(&sonypi_driver); 1562 return error; 1563 } 1564 1565 static void __exit sonypi_exit(void) 1566 { 1567 #ifdef CONFIG_ACPI 1568 if (acpi_driver_registered) 1569 acpi_bus_unregister_driver(&sonypi_acpi_driver); 1570 #endif 1571 platform_device_unregister(sonypi_platform_device); 1572 platform_driver_unregister(&sonypi_driver); 1573 printk(KERN_INFO "sonypi: removed.\n"); 1574 } 1575 1576 module_init(sonypi_init); 1577 module_exit(sonypi_exit); 1578