1 /* 2 * Sony Programmable I/O Control Device driver for VAIO 3 * 4 * Copyright (C) 2007 Mattia Dongili <malattia@linux.it> 5 * 6 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net> 7 * 8 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org> 9 * 10 * Copyright (C) 2001-2002 Alcôve <www.alcove.com> 11 * 12 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au> 13 * 14 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp> 15 * 16 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp> 17 * 18 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com> 19 * 20 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras. 21 * 22 * This program is free software; you can redistribute it and/or modify 23 * it under the terms of the GNU General Public License as published by 24 * the Free Software Foundation; either version 2 of the License, or 25 * (at your option) any later version. 26 * 27 * This program is distributed in the hope that it will be useful, 28 * but WITHOUT ANY WARRANTY; without even the implied warranty of 29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 30 * GNU General Public License for more details. 31 * 32 * You should have received a copy of the GNU General Public License 33 * along with this program; if not, write to the Free Software 34 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 35 * 36 */ 37 38 #include <linux/module.h> 39 #include <linux/input.h> 40 #include <linux/pci.h> 41 #include <linux/init.h> 42 #include <linux/interrupt.h> 43 #include <linux/miscdevice.h> 44 #include <linux/poll.h> 45 #include <linux/delay.h> 46 #include <linux/wait.h> 47 #include <linux/acpi.h> 48 #include <linux/dmi.h> 49 #include <linux/err.h> 50 #include <linux/kfifo.h> 51 #include <linux/platform_device.h> 52 #include <linux/smp_lock.h> 53 54 #include <asm/uaccess.h> 55 #include <asm/io.h> 56 #include <asm/system.h> 57 58 #include <linux/sonypi.h> 59 60 #define SONYPI_DRIVER_VERSION "1.26" 61 62 MODULE_AUTHOR("Stelian Pop <stelian@popies.net>"); 63 MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); 64 MODULE_LICENSE("GPL"); 65 MODULE_VERSION(SONYPI_DRIVER_VERSION); 66 67 static int minor = -1; 68 module_param(minor, int, 0); 69 MODULE_PARM_DESC(minor, 70 "minor number of the misc device, default is -1 (automatic)"); 71 72 static int verbose; /* = 0 */ 73 module_param(verbose, int, 0644); 74 MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); 75 76 static int fnkeyinit; /* = 0 */ 77 module_param(fnkeyinit, int, 0444); 78 MODULE_PARM_DESC(fnkeyinit, 79 "set this if your Fn keys do not generate any event"); 80 81 static int camera; /* = 0 */ 82 module_param(camera, int, 0444); 83 MODULE_PARM_DESC(camera, 84 "set this if you have a MotionEye camera (PictureBook series)"); 85 86 static int compat; /* = 0 */ 87 module_param(compat, int, 0444); 88 MODULE_PARM_DESC(compat, 89 "set this if you want to enable backward compatibility mode"); 90 91 static unsigned long mask = 0xffffffff; 92 module_param(mask, ulong, 0644); 93 MODULE_PARM_DESC(mask, 94 "set this to the mask of event you want to enable (see doc)"); 95 96 static int useinput = 1; 97 module_param(useinput, int, 0444); 98 MODULE_PARM_DESC(useinput, 99 "set this if you would like sonypi to feed events to the input subsystem"); 100 101 static int check_ioport = 1; 102 module_param(check_ioport, int, 0444); 103 MODULE_PARM_DESC(check_ioport, 104 "set this to 0 if you think the automatic ioport check for sony-laptop is wrong"); 105 106 #define SONYPI_DEVICE_MODEL_TYPE1 1 107 #define SONYPI_DEVICE_MODEL_TYPE2 2 108 #define SONYPI_DEVICE_MODEL_TYPE3 3 109 110 /* type1 models use those */ 111 #define SONYPI_IRQ_PORT 0x8034 112 #define SONYPI_IRQ_SHIFT 22 113 #define SONYPI_TYPE1_BASE 0x50 114 #define SONYPI_G10A (SONYPI_TYPE1_BASE+0x14) 115 #define SONYPI_TYPE1_REGION_SIZE 0x08 116 #define SONYPI_TYPE1_EVTYPE_OFFSET 0x04 117 118 /* type2 series specifics */ 119 #define SONYPI_SIRQ 0x9b 120 #define SONYPI_SLOB 0x9c 121 #define SONYPI_SHIB 0x9d 122 #define SONYPI_TYPE2_REGION_SIZE 0x20 123 #define SONYPI_TYPE2_EVTYPE_OFFSET 0x12 124 125 /* type3 series specifics */ 126 #define SONYPI_TYPE3_BASE 0x40 127 #define SONYPI_TYPE3_GID2 (SONYPI_TYPE3_BASE+0x48) /* 16 bits */ 128 #define SONYPI_TYPE3_MISC (SONYPI_TYPE3_BASE+0x6d) /* 8 bits */ 129 #define SONYPI_TYPE3_REGION_SIZE 0x20 130 #define SONYPI_TYPE3_EVTYPE_OFFSET 0x12 131 132 /* battery / brightness addresses */ 133 #define SONYPI_BAT_FLAGS 0x81 134 #define SONYPI_LCD_LIGHT 0x96 135 #define SONYPI_BAT1_PCTRM 0xa0 136 #define SONYPI_BAT1_LEFT 0xa2 137 #define SONYPI_BAT1_MAXRT 0xa4 138 #define SONYPI_BAT2_PCTRM 0xa8 139 #define SONYPI_BAT2_LEFT 0xaa 140 #define SONYPI_BAT2_MAXRT 0xac 141 #define SONYPI_BAT1_MAXTK 0xb0 142 #define SONYPI_BAT1_FULL 0xb2 143 #define SONYPI_BAT2_MAXTK 0xb8 144 #define SONYPI_BAT2_FULL 0xba 145 146 /* FAN0 information (reverse engineered from ACPI tables) */ 147 #define SONYPI_FAN0_STATUS 0x93 148 #define SONYPI_TEMP_STATUS 0xC1 149 150 /* ioports used for brightness and type2 events */ 151 #define SONYPI_DATA_IOPORT 0x62 152 #define SONYPI_CST_IOPORT 0x66 153 154 /* The set of possible ioports */ 155 struct sonypi_ioport_list { 156 u16 port1; 157 u16 port2; 158 }; 159 160 static struct sonypi_ioport_list sonypi_type1_ioport_list[] = { 161 { 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */ 162 { 0x1080, 0x1084 }, 163 { 0x1090, 0x1094 }, 164 { 0x10a0, 0x10a4 }, 165 { 0x10b0, 0x10b4 }, 166 { 0x0, 0x0 } 167 }; 168 169 static struct sonypi_ioport_list sonypi_type2_ioport_list[] = { 170 { 0x1080, 0x1084 }, 171 { 0x10a0, 0x10a4 }, 172 { 0x10c0, 0x10c4 }, 173 { 0x10e0, 0x10e4 }, 174 { 0x0, 0x0 } 175 }; 176 177 /* same as in type 2 models */ 178 static struct sonypi_ioport_list *sonypi_type3_ioport_list = 179 sonypi_type2_ioport_list; 180 181 /* The set of possible interrupts */ 182 struct sonypi_irq_list { 183 u16 irq; 184 u16 bits; 185 }; 186 187 static struct sonypi_irq_list sonypi_type1_irq_list[] = { 188 { 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */ 189 { 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */ 190 { 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */ 191 { 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */ 192 }; 193 194 static struct sonypi_irq_list sonypi_type2_irq_list[] = { 195 { 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */ 196 { 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */ 197 { 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */ 198 { 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */ 199 { 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */ 200 }; 201 202 /* same as in type2 models */ 203 static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list; 204 205 #define SONYPI_CAMERA_BRIGHTNESS 0 206 #define SONYPI_CAMERA_CONTRAST 1 207 #define SONYPI_CAMERA_HUE 2 208 #define SONYPI_CAMERA_COLOR 3 209 #define SONYPI_CAMERA_SHARPNESS 4 210 211 #define SONYPI_CAMERA_PICTURE 5 212 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC 213 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 214 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 215 #define SONYPI_CAMERA_MUTE_MASK 0x40 216 217 /* the rest don't need a loop until not 0xff */ 218 #define SONYPI_CAMERA_AGC 6 219 #define SONYPI_CAMERA_AGC_MASK 0x30 220 #define SONYPI_CAMERA_SHUTTER_MASK 0x7 221 222 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 223 #define SONYPI_CAMERA_CONTROL 0x10 224 225 #define SONYPI_CAMERA_STATUS 7 226 #define SONYPI_CAMERA_STATUS_READY 0x2 227 #define SONYPI_CAMERA_STATUS_POSITION 0x4 228 229 #define SONYPI_DIRECTION_BACKWARDS 0x4 230 231 #define SONYPI_CAMERA_REVISION 8 232 #define SONYPI_CAMERA_ROMVERSION 9 233 234 /* Event masks */ 235 #define SONYPI_JOGGER_MASK 0x00000001 236 #define SONYPI_CAPTURE_MASK 0x00000002 237 #define SONYPI_FNKEY_MASK 0x00000004 238 #define SONYPI_BLUETOOTH_MASK 0x00000008 239 #define SONYPI_PKEY_MASK 0x00000010 240 #define SONYPI_BACK_MASK 0x00000020 241 #define SONYPI_HELP_MASK 0x00000040 242 #define SONYPI_LID_MASK 0x00000080 243 #define SONYPI_ZOOM_MASK 0x00000100 244 #define SONYPI_THUMBPHRASE_MASK 0x00000200 245 #define SONYPI_MEYE_MASK 0x00000400 246 #define SONYPI_MEMORYSTICK_MASK 0x00000800 247 #define SONYPI_BATTERY_MASK 0x00001000 248 #define SONYPI_WIRELESS_MASK 0x00002000 249 250 struct sonypi_event { 251 u8 data; 252 u8 event; 253 }; 254 255 /* The set of possible button release events */ 256 static struct sonypi_event sonypi_releaseev[] = { 257 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, 258 { 0, 0 } 259 }; 260 261 /* The set of possible jogger events */ 262 static struct sonypi_event sonypi_joggerev[] = { 263 { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, 264 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, 265 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, 266 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, 267 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, 268 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, 269 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, 270 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, 271 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, 272 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, 273 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, 274 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, 275 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, 276 { 0, 0 } 277 }; 278 279 /* The set of possible capture button events */ 280 static struct sonypi_event sonypi_captureev[] = { 281 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, 282 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, 283 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, 284 { 0, 0 } 285 }; 286 287 /* The set of possible fnkeys events */ 288 static struct sonypi_event sonypi_fnkeyev[] = { 289 { 0x10, SONYPI_EVENT_FNKEY_ESC }, 290 { 0x11, SONYPI_EVENT_FNKEY_F1 }, 291 { 0x12, SONYPI_EVENT_FNKEY_F2 }, 292 { 0x13, SONYPI_EVENT_FNKEY_F3 }, 293 { 0x14, SONYPI_EVENT_FNKEY_F4 }, 294 { 0x15, SONYPI_EVENT_FNKEY_F5 }, 295 { 0x16, SONYPI_EVENT_FNKEY_F6 }, 296 { 0x17, SONYPI_EVENT_FNKEY_F7 }, 297 { 0x18, SONYPI_EVENT_FNKEY_F8 }, 298 { 0x19, SONYPI_EVENT_FNKEY_F9 }, 299 { 0x1a, SONYPI_EVENT_FNKEY_F10 }, 300 { 0x1b, SONYPI_EVENT_FNKEY_F11 }, 301 { 0x1c, SONYPI_EVENT_FNKEY_F12 }, 302 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, 303 { 0x21, SONYPI_EVENT_FNKEY_1 }, 304 { 0x22, SONYPI_EVENT_FNKEY_2 }, 305 { 0x31, SONYPI_EVENT_FNKEY_D }, 306 { 0x32, SONYPI_EVENT_FNKEY_E }, 307 { 0x33, SONYPI_EVENT_FNKEY_F }, 308 { 0x34, SONYPI_EVENT_FNKEY_S }, 309 { 0x35, SONYPI_EVENT_FNKEY_B }, 310 { 0x36, SONYPI_EVENT_FNKEY_ONLY }, 311 { 0, 0 } 312 }; 313 314 /* The set of possible program key events */ 315 static struct sonypi_event sonypi_pkeyev[] = { 316 { 0x01, SONYPI_EVENT_PKEY_P1 }, 317 { 0x02, SONYPI_EVENT_PKEY_P2 }, 318 { 0x04, SONYPI_EVENT_PKEY_P3 }, 319 { 0x5c, SONYPI_EVENT_PKEY_P1 }, 320 { 0, 0 } 321 }; 322 323 /* The set of possible bluetooth events */ 324 static struct sonypi_event sonypi_blueev[] = { 325 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, 326 { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, 327 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, 328 { 0, 0 } 329 }; 330 331 /* The set of possible wireless events */ 332 static struct sonypi_event sonypi_wlessev[] = { 333 { 0x59, SONYPI_EVENT_WIRELESS_ON }, 334 { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, 335 { 0, 0 } 336 }; 337 338 /* The set of possible back button events */ 339 static struct sonypi_event sonypi_backev[] = { 340 { 0x20, SONYPI_EVENT_BACK_PRESSED }, 341 { 0, 0 } 342 }; 343 344 /* The set of possible help button events */ 345 static struct sonypi_event sonypi_helpev[] = { 346 { 0x3b, SONYPI_EVENT_HELP_PRESSED }, 347 { 0, 0 } 348 }; 349 350 351 /* The set of possible lid events */ 352 static struct sonypi_event sonypi_lidev[] = { 353 { 0x51, SONYPI_EVENT_LID_CLOSED }, 354 { 0x50, SONYPI_EVENT_LID_OPENED }, 355 { 0, 0 } 356 }; 357 358 /* The set of possible zoom events */ 359 static struct sonypi_event sonypi_zoomev[] = { 360 { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, 361 { 0, 0 } 362 }; 363 364 /* The set of possible thumbphrase events */ 365 static struct sonypi_event sonypi_thumbphraseev[] = { 366 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, 367 { 0, 0 } 368 }; 369 370 /* The set of possible motioneye camera events */ 371 static struct sonypi_event sonypi_meyeev[] = { 372 { 0x00, SONYPI_EVENT_MEYE_FACE }, 373 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, 374 { 0, 0 } 375 }; 376 377 /* The set of possible memorystick events */ 378 static struct sonypi_event sonypi_memorystickev[] = { 379 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, 380 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, 381 { 0, 0 } 382 }; 383 384 /* The set of possible battery events */ 385 static struct sonypi_event sonypi_batteryev[] = { 386 { 0x20, SONYPI_EVENT_BATTERY_INSERT }, 387 { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, 388 { 0, 0 } 389 }; 390 391 static struct sonypi_eventtypes { 392 int model; 393 u8 data; 394 unsigned long mask; 395 struct sonypi_event * events; 396 } sonypi_eventtypes[] = { 397 { SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev }, 398 { SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, 399 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev }, 400 { SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, 401 { SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, 402 { SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 403 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 404 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, 405 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 406 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, 407 408 { SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev }, 409 { SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev }, 410 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, 411 { SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, 412 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 413 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 414 { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, 415 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev }, 416 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev }, 417 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, 418 { SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, 419 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 420 { SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 421 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 422 423 { SONYPI_DEVICE_MODEL_TYPE3, 0, 0xffffffff, sonypi_releaseev }, 424 { SONYPI_DEVICE_MODEL_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 425 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, 426 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 427 { SONYPI_DEVICE_MODEL_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 428 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 429 { 0 } 430 }; 431 432 #define SONYPI_BUF_SIZE 128 433 434 /* Correspondance table between sonypi events and input layer events */ 435 static struct { 436 int sonypiev; 437 int inputev; 438 } sonypi_inputkeys[] = { 439 { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA }, 440 { SONYPI_EVENT_FNKEY_ONLY, KEY_FN }, 441 { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC }, 442 { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 }, 443 { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 }, 444 { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 }, 445 { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 }, 446 { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 }, 447 { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 }, 448 { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 }, 449 { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 }, 450 { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 }, 451 { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 }, 452 { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 }, 453 { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 }, 454 { SONYPI_EVENT_FNKEY_1, KEY_FN_1 }, 455 { SONYPI_EVENT_FNKEY_2, KEY_FN_2 }, 456 { SONYPI_EVENT_FNKEY_D, KEY_FN_D }, 457 { SONYPI_EVENT_FNKEY_E, KEY_FN_E }, 458 { SONYPI_EVENT_FNKEY_F, KEY_FN_F }, 459 { SONYPI_EVENT_FNKEY_S, KEY_FN_S }, 460 { SONYPI_EVENT_FNKEY_B, KEY_FN_B }, 461 { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE }, 462 { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE }, 463 { SONYPI_EVENT_PKEY_P1, KEY_PROG1 }, 464 { SONYPI_EVENT_PKEY_P2, KEY_PROG2 }, 465 { SONYPI_EVENT_PKEY_P3, KEY_PROG3 }, 466 { SONYPI_EVENT_BACK_PRESSED, KEY_BACK }, 467 { SONYPI_EVENT_HELP_PRESSED, KEY_HELP }, 468 { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM }, 469 { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB }, 470 { 0, 0 }, 471 }; 472 473 struct sonypi_keypress { 474 struct input_dev *dev; 475 int key; 476 }; 477 478 static struct sonypi_device { 479 struct pci_dev *dev; 480 u16 irq; 481 u16 bits; 482 u16 ioport1; 483 u16 ioport2; 484 u16 region_size; 485 u16 evtype_offset; 486 int camera_power; 487 int bluetooth_power; 488 struct mutex lock; 489 struct kfifo *fifo; 490 spinlock_t fifo_lock; 491 wait_queue_head_t fifo_proc_list; 492 struct fasync_struct *fifo_async; 493 int open_count; 494 int model; 495 struct input_dev *input_jog_dev; 496 struct input_dev *input_key_dev; 497 struct work_struct input_work; 498 struct kfifo *input_fifo; 499 spinlock_t input_fifo_lock; 500 } sonypi_device; 501 502 #define ITERATIONS_LONG 10000 503 #define ITERATIONS_SHORT 10 504 505 #define wait_on_command(quiet, command, iterations) { \ 506 unsigned int n = iterations; \ 507 while (--n && (command)) \ 508 udelay(1); \ 509 if (!n && (verbose || !quiet)) \ 510 printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __func__, __LINE__); \ 511 } 512 513 #ifdef CONFIG_ACPI 514 #define SONYPI_ACPI_ACTIVE (!acpi_disabled) 515 #else 516 #define SONYPI_ACPI_ACTIVE 0 517 #endif /* CONFIG_ACPI */ 518 519 #ifdef CONFIG_ACPI 520 static struct acpi_device *sonypi_acpi_device; 521 static int acpi_driver_registered; 522 #endif 523 524 static int sonypi_ec_write(u8 addr, u8 value) 525 { 526 #ifdef CONFIG_ACPI_EC 527 if (SONYPI_ACPI_ACTIVE) 528 return ec_write(addr, value); 529 #endif 530 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 531 outb_p(0x81, SONYPI_CST_IOPORT); 532 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 533 outb_p(addr, SONYPI_DATA_IOPORT); 534 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 535 outb_p(value, SONYPI_DATA_IOPORT); 536 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 537 return 0; 538 } 539 540 static int sonypi_ec_read(u8 addr, u8 *value) 541 { 542 #ifdef CONFIG_ACPI_EC 543 if (SONYPI_ACPI_ACTIVE) 544 return ec_read(addr, value); 545 #endif 546 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 547 outb_p(0x80, SONYPI_CST_IOPORT); 548 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 549 outb_p(addr, SONYPI_DATA_IOPORT); 550 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 551 *value = inb_p(SONYPI_DATA_IOPORT); 552 return 0; 553 } 554 555 static int ec_read16(u8 addr, u16 *value) 556 { 557 u8 val_lb, val_hb; 558 if (sonypi_ec_read(addr, &val_lb)) 559 return -1; 560 if (sonypi_ec_read(addr + 1, &val_hb)) 561 return -1; 562 *value = val_lb | (val_hb << 8); 563 return 0; 564 } 565 566 /* Initializes the device - this comes from the AML code in the ACPI bios */ 567 static void sonypi_type1_srs(void) 568 { 569 u32 v; 570 571 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 572 v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1); 573 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 574 575 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 576 v = (v & 0xFFF0FFFF) | 577 (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16); 578 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 579 580 v = inl(SONYPI_IRQ_PORT); 581 v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT); 582 v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT); 583 outl(v, SONYPI_IRQ_PORT); 584 585 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 586 v = (v & 0xFF1FFFFF) | 0x00C00000; 587 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 588 } 589 590 static void sonypi_type2_srs(void) 591 { 592 if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8)) 593 printk(KERN_WARNING "ec_write failed\n"); 594 if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF)) 595 printk(KERN_WARNING "ec_write failed\n"); 596 if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits)) 597 printk(KERN_WARNING "ec_write failed\n"); 598 udelay(10); 599 } 600 601 static void sonypi_type3_srs(void) 602 { 603 u16 v16; 604 u8 v8; 605 606 /* This model type uses the same initialiazation of 607 * the embedded controller as the type2 models. */ 608 sonypi_type2_srs(); 609 610 /* Initialization of PCI config space of the LPC interface bridge. */ 611 v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01; 612 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16); 613 pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8); 614 v8 = (v8 & 0xCF) | 0x10; 615 pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8); 616 } 617 618 /* Disables the device - this comes from the AML code in the ACPI bios */ 619 static void sonypi_type1_dis(void) 620 { 621 u32 v; 622 623 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 624 v = v & 0xFF3FFFFF; 625 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 626 627 v = inl(SONYPI_IRQ_PORT); 628 v |= (0x3 << SONYPI_IRQ_SHIFT); 629 outl(v, SONYPI_IRQ_PORT); 630 } 631 632 static void sonypi_type2_dis(void) 633 { 634 if (sonypi_ec_write(SONYPI_SHIB, 0)) 635 printk(KERN_WARNING "ec_write failed\n"); 636 if (sonypi_ec_write(SONYPI_SLOB, 0)) 637 printk(KERN_WARNING "ec_write failed\n"); 638 if (sonypi_ec_write(SONYPI_SIRQ, 0)) 639 printk(KERN_WARNING "ec_write failed\n"); 640 } 641 642 static void sonypi_type3_dis(void) 643 { 644 sonypi_type2_dis(); 645 udelay(10); 646 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0); 647 } 648 649 static u8 sonypi_call1(u8 dev) 650 { 651 u8 v1, v2; 652 653 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 654 outb(dev, sonypi_device.ioport2); 655 v1 = inb_p(sonypi_device.ioport2); 656 v2 = inb_p(sonypi_device.ioport1); 657 return v2; 658 } 659 660 static u8 sonypi_call2(u8 dev, u8 fn) 661 { 662 u8 v1; 663 664 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 665 outb(dev, sonypi_device.ioport2); 666 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 667 outb(fn, sonypi_device.ioport1); 668 v1 = inb_p(sonypi_device.ioport1); 669 return v1; 670 } 671 672 static u8 sonypi_call3(u8 dev, u8 fn, u8 v) 673 { 674 u8 v1; 675 676 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 677 outb(dev, sonypi_device.ioport2); 678 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 679 outb(fn, sonypi_device.ioport1); 680 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 681 outb(v, sonypi_device.ioport1); 682 v1 = inb_p(sonypi_device.ioport1); 683 return v1; 684 } 685 686 #if 0 687 /* Get brightness, hue etc. Unreliable... */ 688 static u8 sonypi_read(u8 fn) 689 { 690 u8 v1, v2; 691 int n = 100; 692 693 while (n--) { 694 v1 = sonypi_call2(0x8f, fn); 695 v2 = sonypi_call2(0x8f, fn); 696 if (v1 == v2 && v1 != 0xff) 697 return v1; 698 } 699 return 0xff; 700 } 701 #endif 702 703 /* Set brightness, hue etc */ 704 static void sonypi_set(u8 fn, u8 v) 705 { 706 wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT); 707 } 708 709 /* Tests if the camera is ready */ 710 static int sonypi_camera_ready(void) 711 { 712 u8 v; 713 714 v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); 715 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); 716 } 717 718 /* Turns the camera off */ 719 static void sonypi_camera_off(void) 720 { 721 sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK); 722 723 if (!sonypi_device.camera_power) 724 return; 725 726 sonypi_call2(0x91, 0); 727 sonypi_device.camera_power = 0; 728 } 729 730 /* Turns the camera on */ 731 static void sonypi_camera_on(void) 732 { 733 int i, j; 734 735 if (sonypi_device.camera_power) 736 return; 737 738 for (j = 5; j > 0; j--) { 739 740 while (sonypi_call2(0x91, 0x1)) 741 msleep(10); 742 sonypi_call1(0x93); 743 744 for (i = 400; i > 0; i--) { 745 if (sonypi_camera_ready()) 746 break; 747 msleep(10); 748 } 749 if (i) 750 break; 751 } 752 753 if (j == 0) { 754 printk(KERN_WARNING "sonypi: failed to power on camera\n"); 755 return; 756 } 757 758 sonypi_set(0x10, 0x5a); 759 sonypi_device.camera_power = 1; 760 } 761 762 /* sets the bluetooth subsystem power state */ 763 static void sonypi_setbluetoothpower(u8 state) 764 { 765 state = !!state; 766 767 if (sonypi_device.bluetooth_power == state) 768 return; 769 770 sonypi_call2(0x96, state); 771 sonypi_call1(0x82); 772 sonypi_device.bluetooth_power = state; 773 } 774 775 static void input_keyrelease(struct work_struct *work) 776 { 777 struct sonypi_keypress kp; 778 779 while (kfifo_get(sonypi_device.input_fifo, (unsigned char *)&kp, 780 sizeof(kp)) == sizeof(kp)) { 781 msleep(10); 782 input_report_key(kp.dev, kp.key, 0); 783 input_sync(kp.dev); 784 } 785 } 786 787 static void sonypi_report_input_event(u8 event) 788 { 789 struct input_dev *jog_dev = sonypi_device.input_jog_dev; 790 struct input_dev *key_dev = sonypi_device.input_key_dev; 791 struct sonypi_keypress kp = { NULL }; 792 int i; 793 794 switch (event) { 795 case SONYPI_EVENT_JOGDIAL_UP: 796 case SONYPI_EVENT_JOGDIAL_UP_PRESSED: 797 input_report_rel(jog_dev, REL_WHEEL, 1); 798 input_sync(jog_dev); 799 break; 800 801 case SONYPI_EVENT_JOGDIAL_DOWN: 802 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: 803 input_report_rel(jog_dev, REL_WHEEL, -1); 804 input_sync(jog_dev); 805 break; 806 807 case SONYPI_EVENT_JOGDIAL_PRESSED: 808 kp.key = BTN_MIDDLE; 809 kp.dev = jog_dev; 810 break; 811 812 case SONYPI_EVENT_FNKEY_RELEASED: 813 /* Nothing, not all VAIOs generate this event */ 814 break; 815 816 default: 817 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 818 if (event == sonypi_inputkeys[i].sonypiev) { 819 kp.dev = key_dev; 820 kp.key = sonypi_inputkeys[i].inputev; 821 break; 822 } 823 break; 824 } 825 826 if (kp.dev) { 827 input_report_key(kp.dev, kp.key, 1); 828 input_sync(kp.dev); 829 kfifo_put(sonypi_device.input_fifo, 830 (unsigned char *)&kp, sizeof(kp)); 831 schedule_work(&sonypi_device.input_work); 832 } 833 } 834 835 /* Interrupt handler: some event is available */ 836 static irqreturn_t sonypi_irq(int irq, void *dev_id) 837 { 838 u8 v1, v2, event = 0; 839 int i, j; 840 841 v1 = inb_p(sonypi_device.ioport1); 842 v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset); 843 844 for (i = 0; sonypi_eventtypes[i].model; i++) { 845 if (sonypi_device.model != sonypi_eventtypes[i].model) 846 continue; 847 if ((v2 & sonypi_eventtypes[i].data) != 848 sonypi_eventtypes[i].data) 849 continue; 850 if (!(mask & sonypi_eventtypes[i].mask)) 851 continue; 852 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) { 853 if (v1 == sonypi_eventtypes[i].events[j].data) { 854 event = sonypi_eventtypes[i].events[j].event; 855 goto found; 856 } 857 } 858 } 859 860 if (verbose) 861 printk(KERN_WARNING 862 "sonypi: unknown event port1=0x%02x,port2=0x%02x\n", 863 v1, v2); 864 /* We need to return IRQ_HANDLED here because there *are* 865 * events belonging to the sonypi device we don't know about, 866 * but we still don't want those to pollute the logs... */ 867 return IRQ_HANDLED; 868 869 found: 870 if (verbose > 1) 871 printk(KERN_INFO 872 "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); 873 874 if (useinput) 875 sonypi_report_input_event(event); 876 877 #ifdef CONFIG_ACPI 878 if (sonypi_acpi_device) 879 acpi_bus_generate_proc_event(sonypi_acpi_device, 1, event); 880 #endif 881 882 kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); 883 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); 884 wake_up_interruptible(&sonypi_device.fifo_proc_list); 885 886 return IRQ_HANDLED; 887 } 888 889 static int sonypi_misc_fasync(int fd, struct file *filp, int on) 890 { 891 int retval; 892 893 retval = fasync_helper(fd, filp, on, &sonypi_device.fifo_async); 894 if (retval < 0) 895 return retval; 896 return 0; 897 } 898 899 static int sonypi_misc_release(struct inode *inode, struct file *file) 900 { 901 sonypi_misc_fasync(-1, file, 0); 902 mutex_lock(&sonypi_device.lock); 903 sonypi_device.open_count--; 904 mutex_unlock(&sonypi_device.lock); 905 return 0; 906 } 907 908 static int sonypi_misc_open(struct inode *inode, struct file *file) 909 { 910 lock_kernel(); 911 mutex_lock(&sonypi_device.lock); 912 /* Flush input queue on first open */ 913 if (!sonypi_device.open_count) 914 kfifo_reset(sonypi_device.fifo); 915 sonypi_device.open_count++; 916 mutex_unlock(&sonypi_device.lock); 917 unlock_kernel(); 918 return 0; 919 } 920 921 static ssize_t sonypi_misc_read(struct file *file, char __user *buf, 922 size_t count, loff_t *pos) 923 { 924 ssize_t ret; 925 unsigned char c; 926 927 if ((kfifo_len(sonypi_device.fifo) == 0) && 928 (file->f_flags & O_NONBLOCK)) 929 return -EAGAIN; 930 931 ret = wait_event_interruptible(sonypi_device.fifo_proc_list, 932 kfifo_len(sonypi_device.fifo) != 0); 933 if (ret) 934 return ret; 935 936 while (ret < count && 937 (kfifo_get(sonypi_device.fifo, &c, sizeof(c)) == sizeof(c))) { 938 if (put_user(c, buf++)) 939 return -EFAULT; 940 ret++; 941 } 942 943 if (ret > 0) { 944 struct inode *inode = file->f_path.dentry->d_inode; 945 inode->i_atime = current_fs_time(inode->i_sb); 946 } 947 948 return ret; 949 } 950 951 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait) 952 { 953 poll_wait(file, &sonypi_device.fifo_proc_list, wait); 954 if (kfifo_len(sonypi_device.fifo)) 955 return POLLIN | POLLRDNORM; 956 return 0; 957 } 958 959 static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, 960 unsigned int cmd, unsigned long arg) 961 { 962 int ret = 0; 963 void __user *argp = (void __user *)arg; 964 u8 val8; 965 u16 val16; 966 967 mutex_lock(&sonypi_device.lock); 968 switch (cmd) { 969 case SONYPI_IOCGBRT: 970 if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) { 971 ret = -EIO; 972 break; 973 } 974 if (copy_to_user(argp, &val8, sizeof(val8))) 975 ret = -EFAULT; 976 break; 977 case SONYPI_IOCSBRT: 978 if (copy_from_user(&val8, argp, sizeof(val8))) { 979 ret = -EFAULT; 980 break; 981 } 982 if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8)) 983 ret = -EIO; 984 break; 985 case SONYPI_IOCGBAT1CAP: 986 if (ec_read16(SONYPI_BAT1_FULL, &val16)) { 987 ret = -EIO; 988 break; 989 } 990 if (copy_to_user(argp, &val16, sizeof(val16))) 991 ret = -EFAULT; 992 break; 993 case SONYPI_IOCGBAT1REM: 994 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { 995 ret = -EIO; 996 break; 997 } 998 if (copy_to_user(argp, &val16, sizeof(val16))) 999 ret = -EFAULT; 1000 break; 1001 case SONYPI_IOCGBAT2CAP: 1002 if (ec_read16(SONYPI_BAT2_FULL, &val16)) { 1003 ret = -EIO; 1004 break; 1005 } 1006 if (copy_to_user(argp, &val16, sizeof(val16))) 1007 ret = -EFAULT; 1008 break; 1009 case SONYPI_IOCGBAT2REM: 1010 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { 1011 ret = -EIO; 1012 break; 1013 } 1014 if (copy_to_user(argp, &val16, sizeof(val16))) 1015 ret = -EFAULT; 1016 break; 1017 case SONYPI_IOCGBATFLAGS: 1018 if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) { 1019 ret = -EIO; 1020 break; 1021 } 1022 val8 &= 0x07; 1023 if (copy_to_user(argp, &val8, sizeof(val8))) 1024 ret = -EFAULT; 1025 break; 1026 case SONYPI_IOCGBLUE: 1027 val8 = sonypi_device.bluetooth_power; 1028 if (copy_to_user(argp, &val8, sizeof(val8))) 1029 ret = -EFAULT; 1030 break; 1031 case SONYPI_IOCSBLUE: 1032 if (copy_from_user(&val8, argp, sizeof(val8))) { 1033 ret = -EFAULT; 1034 break; 1035 } 1036 sonypi_setbluetoothpower(val8); 1037 break; 1038 /* FAN Controls */ 1039 case SONYPI_IOCGFAN: 1040 if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) { 1041 ret = -EIO; 1042 break; 1043 } 1044 if (copy_to_user(argp, &val8, sizeof(val8))) 1045 ret = -EFAULT; 1046 break; 1047 case SONYPI_IOCSFAN: 1048 if (copy_from_user(&val8, argp, sizeof(val8))) { 1049 ret = -EFAULT; 1050 break; 1051 } 1052 if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8)) 1053 ret = -EIO; 1054 break; 1055 /* GET Temperature (useful under APM) */ 1056 case SONYPI_IOCGTEMP: 1057 if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) { 1058 ret = -EIO; 1059 break; 1060 } 1061 if (copy_to_user(argp, &val8, sizeof(val8))) 1062 ret = -EFAULT; 1063 break; 1064 default: 1065 ret = -EINVAL; 1066 } 1067 mutex_unlock(&sonypi_device.lock); 1068 return ret; 1069 } 1070 1071 static const struct file_operations sonypi_misc_fops = { 1072 .owner = THIS_MODULE, 1073 .read = sonypi_misc_read, 1074 .poll = sonypi_misc_poll, 1075 .open = sonypi_misc_open, 1076 .release = sonypi_misc_release, 1077 .fasync = sonypi_misc_fasync, 1078 .ioctl = sonypi_misc_ioctl, 1079 }; 1080 1081 static struct miscdevice sonypi_misc_device = { 1082 .minor = MISC_DYNAMIC_MINOR, 1083 .name = "sonypi", 1084 .fops = &sonypi_misc_fops, 1085 }; 1086 1087 static void sonypi_enable(unsigned int camera_on) 1088 { 1089 switch (sonypi_device.model) { 1090 case SONYPI_DEVICE_MODEL_TYPE1: 1091 sonypi_type1_srs(); 1092 break; 1093 case SONYPI_DEVICE_MODEL_TYPE2: 1094 sonypi_type2_srs(); 1095 break; 1096 case SONYPI_DEVICE_MODEL_TYPE3: 1097 sonypi_type3_srs(); 1098 break; 1099 } 1100 1101 sonypi_call1(0x82); 1102 sonypi_call2(0x81, 0xff); 1103 sonypi_call1(compat ? 0x92 : 0x82); 1104 1105 /* Enable ACPI mode to get Fn key events */ 1106 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1107 outb(0xf0, 0xb2); 1108 1109 if (camera && camera_on) 1110 sonypi_camera_on(); 1111 } 1112 1113 static int sonypi_disable(void) 1114 { 1115 sonypi_call2(0x81, 0); /* make sure we don't get any more events */ 1116 if (camera) 1117 sonypi_camera_off(); 1118 1119 /* disable ACPI mode */ 1120 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1121 outb(0xf1, 0xb2); 1122 1123 switch (sonypi_device.model) { 1124 case SONYPI_DEVICE_MODEL_TYPE1: 1125 sonypi_type1_dis(); 1126 break; 1127 case SONYPI_DEVICE_MODEL_TYPE2: 1128 sonypi_type2_dis(); 1129 break; 1130 case SONYPI_DEVICE_MODEL_TYPE3: 1131 sonypi_type3_dis(); 1132 break; 1133 } 1134 1135 return 0; 1136 } 1137 1138 #ifdef CONFIG_ACPI 1139 static int sonypi_acpi_add(struct acpi_device *device) 1140 { 1141 sonypi_acpi_device = device; 1142 strcpy(acpi_device_name(device), "Sony laptop hotkeys"); 1143 strcpy(acpi_device_class(device), "sony/hotkey"); 1144 return 0; 1145 } 1146 1147 static int sonypi_acpi_remove(struct acpi_device *device, int type) 1148 { 1149 sonypi_acpi_device = NULL; 1150 return 0; 1151 } 1152 1153 static const struct acpi_device_id sonypi_device_ids[] = { 1154 {"SNY6001", 0}, 1155 {"", 0}, 1156 }; 1157 1158 static struct acpi_driver sonypi_acpi_driver = { 1159 .name = "sonypi", 1160 .class = "hkey", 1161 .ids = sonypi_device_ids, 1162 .ops = { 1163 .add = sonypi_acpi_add, 1164 .remove = sonypi_acpi_remove, 1165 }, 1166 }; 1167 #endif 1168 1169 static int __devinit sonypi_create_input_devices(struct platform_device *pdev) 1170 { 1171 struct input_dev *jog_dev; 1172 struct input_dev *key_dev; 1173 int i; 1174 int error; 1175 1176 sonypi_device.input_jog_dev = jog_dev = input_allocate_device(); 1177 if (!jog_dev) 1178 return -ENOMEM; 1179 1180 jog_dev->name = "Sony Vaio Jogdial"; 1181 jog_dev->id.bustype = BUS_ISA; 1182 jog_dev->id.vendor = PCI_VENDOR_ID_SONY; 1183 jog_dev->dev.parent = &pdev->dev; 1184 1185 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); 1186 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE); 1187 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL); 1188 1189 sonypi_device.input_key_dev = key_dev = input_allocate_device(); 1190 if (!key_dev) { 1191 error = -ENOMEM; 1192 goto err_free_jogdev; 1193 } 1194 1195 key_dev->name = "Sony Vaio Keys"; 1196 key_dev->id.bustype = BUS_ISA; 1197 key_dev->id.vendor = PCI_VENDOR_ID_SONY; 1198 key_dev->dev.parent = &pdev->dev; 1199 1200 /* Initialize the Input Drivers: special keys */ 1201 key_dev->evbit[0] = BIT_MASK(EV_KEY); 1202 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 1203 if (sonypi_inputkeys[i].inputev) 1204 set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit); 1205 1206 error = input_register_device(jog_dev); 1207 if (error) 1208 goto err_free_keydev; 1209 1210 error = input_register_device(key_dev); 1211 if (error) 1212 goto err_unregister_jogdev; 1213 1214 return 0; 1215 1216 err_unregister_jogdev: 1217 input_unregister_device(jog_dev); 1218 /* Set to NULL so we don't free it again below */ 1219 jog_dev = NULL; 1220 err_free_keydev: 1221 input_free_device(key_dev); 1222 sonypi_device.input_key_dev = NULL; 1223 err_free_jogdev: 1224 input_free_device(jog_dev); 1225 sonypi_device.input_jog_dev = NULL; 1226 1227 return error; 1228 } 1229 1230 static int __devinit sonypi_setup_ioports(struct sonypi_device *dev, 1231 const struct sonypi_ioport_list *ioport_list) 1232 { 1233 /* try to detect if sony-laptop is being used and thus 1234 * has already requested one of the known ioports. 1235 * As in the deprecated check_region this is racy has we have 1236 * multiple ioports available and one of them can be requested 1237 * between this check and the subsequent request. Anyway, as an 1238 * attempt to be some more user-friendly as we currently are, 1239 * this is enough. 1240 */ 1241 const struct sonypi_ioport_list *check = ioport_list; 1242 while (check_ioport && check->port1) { 1243 if (!request_region(check->port1, 1244 sonypi_device.region_size, 1245 "Sony Programable I/O Device Check")) { 1246 printk(KERN_ERR "sonypi: ioport 0x%.4x busy, using sony-laptop? " 1247 "if not use check_ioport=0\n", 1248 check->port1); 1249 return -EBUSY; 1250 } 1251 release_region(check->port1, sonypi_device.region_size); 1252 check++; 1253 } 1254 1255 while (ioport_list->port1) { 1256 1257 if (request_region(ioport_list->port1, 1258 sonypi_device.region_size, 1259 "Sony Programable I/O Device")) { 1260 dev->ioport1 = ioport_list->port1; 1261 dev->ioport2 = ioport_list->port2; 1262 return 0; 1263 } 1264 ioport_list++; 1265 } 1266 1267 return -EBUSY; 1268 } 1269 1270 static int __devinit sonypi_setup_irq(struct sonypi_device *dev, 1271 const struct sonypi_irq_list *irq_list) 1272 { 1273 while (irq_list->irq) { 1274 1275 if (!request_irq(irq_list->irq, sonypi_irq, 1276 IRQF_SHARED, "sonypi", sonypi_irq)) { 1277 dev->irq = irq_list->irq; 1278 dev->bits = irq_list->bits; 1279 return 0; 1280 } 1281 irq_list++; 1282 } 1283 1284 return -EBUSY; 1285 } 1286 1287 static void __devinit sonypi_display_info(void) 1288 { 1289 printk(KERN_INFO "sonypi: detected type%d model, " 1290 "verbose = %d, fnkeyinit = %s, camera = %s, " 1291 "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n", 1292 sonypi_device.model, 1293 verbose, 1294 fnkeyinit ? "on" : "off", 1295 camera ? "on" : "off", 1296 compat ? "on" : "off", 1297 mask, 1298 useinput ? "on" : "off", 1299 SONYPI_ACPI_ACTIVE ? "on" : "off"); 1300 printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n", 1301 sonypi_device.irq, 1302 sonypi_device.ioport1, sonypi_device.ioport2); 1303 1304 if (minor == -1) 1305 printk(KERN_INFO "sonypi: device allocated minor is %d\n", 1306 sonypi_misc_device.minor); 1307 } 1308 1309 static int __devinit sonypi_probe(struct platform_device *dev) 1310 { 1311 const struct sonypi_ioport_list *ioport_list; 1312 const struct sonypi_irq_list *irq_list; 1313 struct pci_dev *pcidev; 1314 int error; 1315 1316 printk(KERN_WARNING "sonypi: please try the sony-laptop module instead " 1317 "and report failures, see also " 1318 "http://www.linux.it/~malattia/wiki/index.php/Sony_drivers\n"); 1319 1320 spin_lock_init(&sonypi_device.fifo_lock); 1321 sonypi_device.fifo = kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1322 &sonypi_device.fifo_lock); 1323 if (IS_ERR(sonypi_device.fifo)) { 1324 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1325 return PTR_ERR(sonypi_device.fifo); 1326 } 1327 1328 init_waitqueue_head(&sonypi_device.fifo_proc_list); 1329 mutex_init(&sonypi_device.lock); 1330 sonypi_device.bluetooth_power = -1; 1331 1332 if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1333 PCI_DEVICE_ID_INTEL_82371AB_3, NULL))) 1334 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1; 1335 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1336 PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) 1337 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1338 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1339 PCI_DEVICE_ID_INTEL_ICH7_1, NULL))) 1340 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1341 else 1342 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; 1343 1344 if (pcidev && pci_enable_device(pcidev)) { 1345 printk(KERN_ERR "sonypi: pci_enable_device failed\n"); 1346 error = -EIO; 1347 goto err_put_pcidev; 1348 } 1349 1350 sonypi_device.dev = pcidev; 1351 1352 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) { 1353 ioport_list = sonypi_type1_ioport_list; 1354 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE; 1355 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET; 1356 irq_list = sonypi_type1_irq_list; 1357 } else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) { 1358 ioport_list = sonypi_type2_ioport_list; 1359 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE; 1360 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET; 1361 irq_list = sonypi_type2_irq_list; 1362 } else { 1363 ioport_list = sonypi_type3_ioport_list; 1364 sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE; 1365 sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET; 1366 irq_list = sonypi_type3_irq_list; 1367 } 1368 1369 error = sonypi_setup_ioports(&sonypi_device, ioport_list); 1370 if (error) { 1371 printk(KERN_ERR "sonypi: failed to request ioports\n"); 1372 goto err_disable_pcidev; 1373 } 1374 1375 error = sonypi_setup_irq(&sonypi_device, irq_list); 1376 if (error) { 1377 printk(KERN_ERR "sonypi: request_irq failed\n"); 1378 goto err_free_ioports; 1379 } 1380 1381 if (minor != -1) 1382 sonypi_misc_device.minor = minor; 1383 error = misc_register(&sonypi_misc_device); 1384 if (error) { 1385 printk(KERN_ERR "sonypi: misc_register failed\n"); 1386 goto err_free_irq; 1387 } 1388 1389 sonypi_display_info(); 1390 1391 if (useinput) { 1392 1393 error = sonypi_create_input_devices(dev); 1394 if (error) { 1395 printk(KERN_ERR 1396 "sonypi: failed to create input devices\n"); 1397 goto err_miscdev_unregister; 1398 } 1399 1400 spin_lock_init(&sonypi_device.input_fifo_lock); 1401 sonypi_device.input_fifo = 1402 kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, 1403 &sonypi_device.input_fifo_lock); 1404 if (IS_ERR(sonypi_device.input_fifo)) { 1405 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1406 error = PTR_ERR(sonypi_device.input_fifo); 1407 goto err_inpdev_unregister; 1408 } 1409 1410 INIT_WORK(&sonypi_device.input_work, input_keyrelease); 1411 } 1412 1413 sonypi_enable(0); 1414 1415 return 0; 1416 1417 err_inpdev_unregister: 1418 input_unregister_device(sonypi_device.input_key_dev); 1419 input_unregister_device(sonypi_device.input_jog_dev); 1420 err_miscdev_unregister: 1421 misc_deregister(&sonypi_misc_device); 1422 err_free_irq: 1423 free_irq(sonypi_device.irq, sonypi_irq); 1424 err_free_ioports: 1425 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1426 err_disable_pcidev: 1427 if (pcidev) 1428 pci_disable_device(pcidev); 1429 err_put_pcidev: 1430 pci_dev_put(pcidev); 1431 kfifo_free(sonypi_device.fifo); 1432 1433 return error; 1434 } 1435 1436 static int __devexit sonypi_remove(struct platform_device *dev) 1437 { 1438 sonypi_disable(); 1439 1440 synchronize_irq(sonypi_device.irq); 1441 flush_scheduled_work(); 1442 1443 if (useinput) { 1444 input_unregister_device(sonypi_device.input_key_dev); 1445 input_unregister_device(sonypi_device.input_jog_dev); 1446 kfifo_free(sonypi_device.input_fifo); 1447 } 1448 1449 misc_deregister(&sonypi_misc_device); 1450 1451 free_irq(sonypi_device.irq, sonypi_irq); 1452 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1453 1454 if (sonypi_device.dev) { 1455 pci_disable_device(sonypi_device.dev); 1456 pci_dev_put(sonypi_device.dev); 1457 } 1458 1459 kfifo_free(sonypi_device.fifo); 1460 1461 return 0; 1462 } 1463 1464 #ifdef CONFIG_PM 1465 static int old_camera_power; 1466 1467 static int sonypi_suspend(struct platform_device *dev, pm_message_t state) 1468 { 1469 old_camera_power = sonypi_device.camera_power; 1470 sonypi_disable(); 1471 1472 return 0; 1473 } 1474 1475 static int sonypi_resume(struct platform_device *dev) 1476 { 1477 sonypi_enable(old_camera_power); 1478 return 0; 1479 } 1480 #else 1481 #define sonypi_suspend NULL 1482 #define sonypi_resume NULL 1483 #endif 1484 1485 static void sonypi_shutdown(struct platform_device *dev) 1486 { 1487 sonypi_disable(); 1488 } 1489 1490 static struct platform_driver sonypi_driver = { 1491 .driver = { 1492 .name = "sonypi", 1493 .owner = THIS_MODULE, 1494 }, 1495 .probe = sonypi_probe, 1496 .remove = __devexit_p(sonypi_remove), 1497 .shutdown = sonypi_shutdown, 1498 .suspend = sonypi_suspend, 1499 .resume = sonypi_resume, 1500 }; 1501 1502 static struct platform_device *sonypi_platform_device; 1503 1504 static struct dmi_system_id __initdata sonypi_dmi_table[] = { 1505 { 1506 .ident = "Sony Vaio", 1507 .matches = { 1508 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1509 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), 1510 }, 1511 }, 1512 { 1513 .ident = "Sony Vaio", 1514 .matches = { 1515 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1516 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), 1517 }, 1518 }, 1519 { } 1520 }; 1521 1522 static int __init sonypi_init(void) 1523 { 1524 int error; 1525 1526 printk(KERN_INFO 1527 "sonypi: Sony Programmable I/O Controller Driver v%s.\n", 1528 SONYPI_DRIVER_VERSION); 1529 1530 if (!dmi_check_system(sonypi_dmi_table)) 1531 return -ENODEV; 1532 1533 error = platform_driver_register(&sonypi_driver); 1534 if (error) 1535 return error; 1536 1537 sonypi_platform_device = platform_device_alloc("sonypi", -1); 1538 if (!sonypi_platform_device) { 1539 error = -ENOMEM; 1540 goto err_driver_unregister; 1541 } 1542 1543 error = platform_device_add(sonypi_platform_device); 1544 if (error) 1545 goto err_free_device; 1546 1547 #ifdef CONFIG_ACPI 1548 if (acpi_bus_register_driver(&sonypi_acpi_driver) >= 0) 1549 acpi_driver_registered = 1; 1550 #endif 1551 1552 return 0; 1553 1554 err_free_device: 1555 platform_device_put(sonypi_platform_device); 1556 err_driver_unregister: 1557 platform_driver_unregister(&sonypi_driver); 1558 return error; 1559 } 1560 1561 static void __exit sonypi_exit(void) 1562 { 1563 #ifdef CONFIG_ACPI 1564 if (acpi_driver_registered) 1565 acpi_bus_unregister_driver(&sonypi_acpi_driver); 1566 #endif 1567 platform_device_unregister(sonypi_platform_device); 1568 platform_driver_unregister(&sonypi_driver); 1569 printk(KERN_INFO "sonypi: removed.\n"); 1570 } 1571 1572 module_init(sonypi_init); 1573 module_exit(sonypi_exit); 1574