1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Sony Programmable I/O Control Device driver for VAIO 4 * 5 * Copyright (C) 2007 Mattia Dongili <malattia@linux.it> 6 * 7 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net> 8 * 9 * Copyright (C) 2005 Narayanan R S <nars@kadamba.org> 10 * 11 * Copyright (C) 2001-2002 Alcôve <www.alcove.com> 12 * 13 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au> 14 * 15 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp> 16 * 17 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp> 18 * 19 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com> 20 * 21 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras. 22 */ 23 24 #include <linux/module.h> 25 #include <linux/sched.h> 26 #include <linux/input.h> 27 #include <linux/pci.h> 28 #include <linux/init.h> 29 #include <linux/interrupt.h> 30 #include <linux/miscdevice.h> 31 #include <linux/poll.h> 32 #include <linux/delay.h> 33 #include <linux/wait.h> 34 #include <linux/acpi.h> 35 #include <linux/dmi.h> 36 #include <linux/err.h> 37 #include <linux/kfifo.h> 38 #include <linux/platform_device.h> 39 #include <linux/gfp.h> 40 #include <linux/string.h> 41 #include <linux/string_choices.h> 42 43 #include <linux/uaccess.h> 44 #include <asm/io.h> 45 46 #include <linux/sonypi.h> 47 48 #define SONYPI_DRIVER_VERSION "1.26" 49 50 MODULE_AUTHOR("Stelian Pop <stelian@popies.net>"); 51 MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); 52 MODULE_LICENSE("GPL"); 53 MODULE_VERSION(SONYPI_DRIVER_VERSION); 54 55 static int minor = -1; 56 module_param(minor, int, 0); 57 MODULE_PARM_DESC(minor, 58 "minor number of the misc device, default is -1 (automatic)"); 59 60 static int verbose; /* = 0 */ 61 module_param(verbose, int, 0644); 62 MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); 63 64 static int fnkeyinit; /* = 0 */ 65 module_param(fnkeyinit, int, 0444); 66 MODULE_PARM_DESC(fnkeyinit, 67 "set this if your Fn keys do not generate any event"); 68 69 static int camera; /* = 0 */ 70 module_param(camera, int, 0444); 71 MODULE_PARM_DESC(camera, 72 "set this if you have a MotionEye camera (PictureBook series)"); 73 74 static int compat; /* = 0 */ 75 module_param(compat, int, 0444); 76 MODULE_PARM_DESC(compat, 77 "set this if you want to enable backward compatibility mode"); 78 79 static unsigned long mask = 0xffffffff; 80 module_param(mask, ulong, 0644); 81 MODULE_PARM_DESC(mask, 82 "set this to the mask of event you want to enable (see doc)"); 83 84 static int useinput = 1; 85 module_param(useinput, int, 0444); 86 MODULE_PARM_DESC(useinput, 87 "set this if you would like sonypi to feed events to the input subsystem"); 88 89 static int check_ioport = 1; 90 module_param(check_ioport, int, 0444); 91 MODULE_PARM_DESC(check_ioport, 92 "set this to 0 if you think the automatic ioport check for sony-laptop is wrong"); 93 94 #define SONYPI_DEVICE_MODEL_TYPE1 1 95 #define SONYPI_DEVICE_MODEL_TYPE2 2 96 #define SONYPI_DEVICE_MODEL_TYPE3 3 97 98 /* type1 models use those */ 99 #define SONYPI_IRQ_PORT 0x8034 100 #define SONYPI_IRQ_SHIFT 22 101 #define SONYPI_TYPE1_BASE 0x50 102 #define SONYPI_G10A (SONYPI_TYPE1_BASE+0x14) 103 #define SONYPI_TYPE1_REGION_SIZE 0x08 104 #define SONYPI_TYPE1_EVTYPE_OFFSET 0x04 105 106 /* type2 series specifics */ 107 #define SONYPI_SIRQ 0x9b 108 #define SONYPI_SLOB 0x9c 109 #define SONYPI_SHIB 0x9d 110 #define SONYPI_TYPE2_REGION_SIZE 0x20 111 #define SONYPI_TYPE2_EVTYPE_OFFSET 0x12 112 113 /* type3 series specifics */ 114 #define SONYPI_TYPE3_BASE 0x40 115 #define SONYPI_TYPE3_GID2 (SONYPI_TYPE3_BASE+0x48) /* 16 bits */ 116 #define SONYPI_TYPE3_MISC (SONYPI_TYPE3_BASE+0x6d) /* 8 bits */ 117 #define SONYPI_TYPE3_REGION_SIZE 0x20 118 #define SONYPI_TYPE3_EVTYPE_OFFSET 0x12 119 120 /* battery / brightness addresses */ 121 #define SONYPI_BAT_FLAGS 0x81 122 #define SONYPI_LCD_LIGHT 0x96 123 #define SONYPI_BAT1_PCTRM 0xa0 124 #define SONYPI_BAT1_LEFT 0xa2 125 #define SONYPI_BAT1_MAXRT 0xa4 126 #define SONYPI_BAT2_PCTRM 0xa8 127 #define SONYPI_BAT2_LEFT 0xaa 128 #define SONYPI_BAT2_MAXRT 0xac 129 #define SONYPI_BAT1_MAXTK 0xb0 130 #define SONYPI_BAT1_FULL 0xb2 131 #define SONYPI_BAT2_MAXTK 0xb8 132 #define SONYPI_BAT2_FULL 0xba 133 134 /* FAN0 information (reverse engineered from ACPI tables) */ 135 #define SONYPI_FAN0_STATUS 0x93 136 #define SONYPI_TEMP_STATUS 0xC1 137 138 /* ioports used for brightness and type2 events */ 139 #define SONYPI_DATA_IOPORT 0x62 140 #define SONYPI_CST_IOPORT 0x66 141 142 /* The set of possible ioports */ 143 struct sonypi_ioport_list { 144 u16 port1; 145 u16 port2; 146 }; 147 148 static struct sonypi_ioport_list sonypi_type1_ioport_list[] = { 149 { 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */ 150 { 0x1080, 0x1084 }, 151 { 0x1090, 0x1094 }, 152 { 0x10a0, 0x10a4 }, 153 { 0x10b0, 0x10b4 }, 154 { 0x0, 0x0 } 155 }; 156 157 static struct sonypi_ioport_list sonypi_type2_ioport_list[] = { 158 { 0x1080, 0x1084 }, 159 { 0x10a0, 0x10a4 }, 160 { 0x10c0, 0x10c4 }, 161 { 0x10e0, 0x10e4 }, 162 { 0x0, 0x0 } 163 }; 164 165 /* same as in type 2 models */ 166 static struct sonypi_ioport_list *sonypi_type3_ioport_list = 167 sonypi_type2_ioport_list; 168 169 /* The set of possible interrupts */ 170 struct sonypi_irq_list { 171 u16 irq; 172 u16 bits; 173 }; 174 175 static struct sonypi_irq_list sonypi_type1_irq_list[] = { 176 { 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */ 177 { 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */ 178 { 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */ 179 { 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */ 180 }; 181 182 static struct sonypi_irq_list sonypi_type2_irq_list[] = { 183 { 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */ 184 { 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */ 185 { 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */ 186 { 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */ 187 { 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */ 188 }; 189 190 /* same as in type2 models */ 191 static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list; 192 193 #define SONYPI_CAMERA_BRIGHTNESS 0 194 #define SONYPI_CAMERA_CONTRAST 1 195 #define SONYPI_CAMERA_HUE 2 196 #define SONYPI_CAMERA_COLOR 3 197 #define SONYPI_CAMERA_SHARPNESS 4 198 199 #define SONYPI_CAMERA_PICTURE 5 200 #define SONYPI_CAMERA_EXPOSURE_MASK 0xC 201 #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 202 #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 203 #define SONYPI_CAMERA_MUTE_MASK 0x40 204 205 /* the rest don't need a loop until not 0xff */ 206 #define SONYPI_CAMERA_AGC 6 207 #define SONYPI_CAMERA_AGC_MASK 0x30 208 #define SONYPI_CAMERA_SHUTTER_MASK 0x7 209 210 #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 211 #define SONYPI_CAMERA_CONTROL 0x10 212 213 #define SONYPI_CAMERA_STATUS 7 214 #define SONYPI_CAMERA_STATUS_READY 0x2 215 #define SONYPI_CAMERA_STATUS_POSITION 0x4 216 217 #define SONYPI_DIRECTION_BACKWARDS 0x4 218 219 #define SONYPI_CAMERA_REVISION 8 220 #define SONYPI_CAMERA_ROMVERSION 9 221 222 /* Event masks */ 223 #define SONYPI_JOGGER_MASK 0x00000001 224 #define SONYPI_CAPTURE_MASK 0x00000002 225 #define SONYPI_FNKEY_MASK 0x00000004 226 #define SONYPI_BLUETOOTH_MASK 0x00000008 227 #define SONYPI_PKEY_MASK 0x00000010 228 #define SONYPI_BACK_MASK 0x00000020 229 #define SONYPI_HELP_MASK 0x00000040 230 #define SONYPI_LID_MASK 0x00000080 231 #define SONYPI_ZOOM_MASK 0x00000100 232 #define SONYPI_THUMBPHRASE_MASK 0x00000200 233 #define SONYPI_MEYE_MASK 0x00000400 234 #define SONYPI_MEMORYSTICK_MASK 0x00000800 235 #define SONYPI_BATTERY_MASK 0x00001000 236 #define SONYPI_WIRELESS_MASK 0x00002000 237 238 struct sonypi_event { 239 u8 data; 240 u8 event; 241 }; 242 243 /* The set of possible button release events */ 244 static struct sonypi_event sonypi_releaseev[] = { 245 { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, 246 { 0, 0 } 247 }; 248 249 /* The set of possible jogger events */ 250 static struct sonypi_event sonypi_joggerev[] = { 251 { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, 252 { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, 253 { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, 254 { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, 255 { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, 256 { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, 257 { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, 258 { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, 259 { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, 260 { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, 261 { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, 262 { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, 263 { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, 264 { 0, 0 } 265 }; 266 267 /* The set of possible capture button events */ 268 static struct sonypi_event sonypi_captureev[] = { 269 { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, 270 { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, 271 { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, 272 { 0, 0 } 273 }; 274 275 /* The set of possible fnkeys events */ 276 static struct sonypi_event sonypi_fnkeyev[] = { 277 { 0x10, SONYPI_EVENT_FNKEY_ESC }, 278 { 0x11, SONYPI_EVENT_FNKEY_F1 }, 279 { 0x12, SONYPI_EVENT_FNKEY_F2 }, 280 { 0x13, SONYPI_EVENT_FNKEY_F3 }, 281 { 0x14, SONYPI_EVENT_FNKEY_F4 }, 282 { 0x15, SONYPI_EVENT_FNKEY_F5 }, 283 { 0x16, SONYPI_EVENT_FNKEY_F6 }, 284 { 0x17, SONYPI_EVENT_FNKEY_F7 }, 285 { 0x18, SONYPI_EVENT_FNKEY_F8 }, 286 { 0x19, SONYPI_EVENT_FNKEY_F9 }, 287 { 0x1a, SONYPI_EVENT_FNKEY_F10 }, 288 { 0x1b, SONYPI_EVENT_FNKEY_F11 }, 289 { 0x1c, SONYPI_EVENT_FNKEY_F12 }, 290 { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, 291 { 0x21, SONYPI_EVENT_FNKEY_1 }, 292 { 0x22, SONYPI_EVENT_FNKEY_2 }, 293 { 0x31, SONYPI_EVENT_FNKEY_D }, 294 { 0x32, SONYPI_EVENT_FNKEY_E }, 295 { 0x33, SONYPI_EVENT_FNKEY_F }, 296 { 0x34, SONYPI_EVENT_FNKEY_S }, 297 { 0x35, SONYPI_EVENT_FNKEY_B }, 298 { 0x36, SONYPI_EVENT_FNKEY_ONLY }, 299 { 0, 0 } 300 }; 301 302 /* The set of possible program key events */ 303 static struct sonypi_event sonypi_pkeyev[] = { 304 { 0x01, SONYPI_EVENT_PKEY_P1 }, 305 { 0x02, SONYPI_EVENT_PKEY_P2 }, 306 { 0x04, SONYPI_EVENT_PKEY_P3 }, 307 { 0x5c, SONYPI_EVENT_PKEY_P1 }, 308 { 0, 0 } 309 }; 310 311 /* The set of possible bluetooth events */ 312 static struct sonypi_event sonypi_blueev[] = { 313 { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, 314 { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, 315 { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, 316 { 0, 0 } 317 }; 318 319 /* The set of possible wireless events */ 320 static struct sonypi_event sonypi_wlessev[] = { 321 { 0x59, SONYPI_EVENT_WIRELESS_ON }, 322 { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, 323 { 0, 0 } 324 }; 325 326 /* The set of possible back button events */ 327 static struct sonypi_event sonypi_backev[] = { 328 { 0x20, SONYPI_EVENT_BACK_PRESSED }, 329 { 0, 0 } 330 }; 331 332 /* The set of possible help button events */ 333 static struct sonypi_event sonypi_helpev[] = { 334 { 0x3b, SONYPI_EVENT_HELP_PRESSED }, 335 { 0, 0 } 336 }; 337 338 339 /* The set of possible lid events */ 340 static struct sonypi_event sonypi_lidev[] = { 341 { 0x51, SONYPI_EVENT_LID_CLOSED }, 342 { 0x50, SONYPI_EVENT_LID_OPENED }, 343 { 0, 0 } 344 }; 345 346 /* The set of possible zoom events */ 347 static struct sonypi_event sonypi_zoomev[] = { 348 { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, 349 { 0, 0 } 350 }; 351 352 /* The set of possible thumbphrase events */ 353 static struct sonypi_event sonypi_thumbphraseev[] = { 354 { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, 355 { 0, 0 } 356 }; 357 358 /* The set of possible motioneye camera events */ 359 static struct sonypi_event sonypi_meyeev[] = { 360 { 0x00, SONYPI_EVENT_MEYE_FACE }, 361 { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, 362 { 0, 0 } 363 }; 364 365 /* The set of possible memorystick events */ 366 static struct sonypi_event sonypi_memorystickev[] = { 367 { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, 368 { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, 369 { 0, 0 } 370 }; 371 372 /* The set of possible battery events */ 373 static struct sonypi_event sonypi_batteryev[] = { 374 { 0x20, SONYPI_EVENT_BATTERY_INSERT }, 375 { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, 376 { 0, 0 } 377 }; 378 379 static struct sonypi_eventtypes { 380 int model; 381 u8 data; 382 unsigned long mask; 383 struct sonypi_event * events; 384 } sonypi_eventtypes[] = { 385 { SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev }, 386 { SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, 387 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev }, 388 { SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, 389 { SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, 390 { SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 391 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 392 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, 393 { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 394 { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, 395 396 { SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev }, 397 { SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev }, 398 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, 399 { SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, 400 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 401 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, 402 { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, 403 { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev }, 404 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev }, 405 { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, 406 { SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, 407 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 408 { SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 409 { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 410 411 { SONYPI_DEVICE_MODEL_TYPE3, 0, 0xffffffff, sonypi_releaseev }, 412 { SONYPI_DEVICE_MODEL_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, 413 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, 414 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, 415 { SONYPI_DEVICE_MODEL_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, 416 { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, 417 { 0 } 418 }; 419 420 #define SONYPI_BUF_SIZE 128 421 422 /* Correspondance table between sonypi events and input layer events */ 423 static struct { 424 int sonypiev; 425 int inputev; 426 } sonypi_inputkeys[] = { 427 { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA }, 428 { SONYPI_EVENT_FNKEY_ONLY, KEY_FN }, 429 { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC }, 430 { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 }, 431 { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 }, 432 { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 }, 433 { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 }, 434 { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 }, 435 { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 }, 436 { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 }, 437 { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 }, 438 { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 }, 439 { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 }, 440 { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 }, 441 { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 }, 442 { SONYPI_EVENT_FNKEY_1, KEY_FN_1 }, 443 { SONYPI_EVENT_FNKEY_2, KEY_FN_2 }, 444 { SONYPI_EVENT_FNKEY_D, KEY_FN_D }, 445 { SONYPI_EVENT_FNKEY_E, KEY_FN_E }, 446 { SONYPI_EVENT_FNKEY_F, KEY_FN_F }, 447 { SONYPI_EVENT_FNKEY_S, KEY_FN_S }, 448 { SONYPI_EVENT_FNKEY_B, KEY_FN_B }, 449 { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE }, 450 { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE }, 451 { SONYPI_EVENT_PKEY_P1, KEY_PROG1 }, 452 { SONYPI_EVENT_PKEY_P2, KEY_PROG2 }, 453 { SONYPI_EVENT_PKEY_P3, KEY_PROG3 }, 454 { SONYPI_EVENT_BACK_PRESSED, KEY_BACK }, 455 { SONYPI_EVENT_HELP_PRESSED, KEY_HELP }, 456 { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM }, 457 { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB }, 458 { 0, 0 }, 459 }; 460 461 struct sonypi_keypress { 462 struct input_dev *dev; 463 int key; 464 }; 465 466 static struct sonypi_device { 467 struct pci_dev *dev; 468 u16 irq; 469 u16 bits; 470 u16 ioport1; 471 u16 ioport2; 472 u16 region_size; 473 u16 evtype_offset; 474 int camera_power; 475 int bluetooth_power; 476 struct mutex lock; 477 struct kfifo fifo; 478 spinlock_t fifo_lock; 479 wait_queue_head_t fifo_proc_list; 480 struct fasync_struct *fifo_async; 481 int open_count; 482 int model; 483 struct input_dev *input_jog_dev; 484 struct input_dev *input_key_dev; 485 struct work_struct input_work; 486 struct kfifo input_fifo; 487 spinlock_t input_fifo_lock; 488 } sonypi_device; 489 490 #define ITERATIONS_LONG 10000 491 #define ITERATIONS_SHORT 10 492 493 #define wait_on_command(quiet, command, iterations) { \ 494 unsigned int n = iterations; \ 495 while (--n && (command)) \ 496 udelay(1); \ 497 if (!n && (verbose || !quiet)) \ 498 printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __func__, __LINE__); \ 499 } 500 501 #ifdef CONFIG_ACPI 502 #define SONYPI_ACPI_ACTIVE (!acpi_disabled) 503 #else 504 #define SONYPI_ACPI_ACTIVE 0 505 #endif /* CONFIG_ACPI */ 506 507 #ifdef CONFIG_ACPI 508 static struct acpi_device *sonypi_acpi_device; 509 static int acpi_driver_registered; 510 #endif 511 512 static int sonypi_ec_write(u8 addr, u8 value) 513 { 514 #ifdef CONFIG_ACPI 515 if (SONYPI_ACPI_ACTIVE) 516 return ec_write(addr, value); 517 #endif 518 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 519 outb_p(0x81, SONYPI_CST_IOPORT); 520 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 521 outb_p(addr, SONYPI_DATA_IOPORT); 522 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 523 outb_p(value, SONYPI_DATA_IOPORT); 524 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 525 return 0; 526 } 527 528 static int sonypi_ec_read(u8 addr, u8 *value) 529 { 530 #ifdef CONFIG_ACPI 531 if (SONYPI_ACPI_ACTIVE) 532 return ec_read(addr, value); 533 #endif 534 wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG); 535 outb_p(0x80, SONYPI_CST_IOPORT); 536 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 537 outb_p(addr, SONYPI_DATA_IOPORT); 538 wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG); 539 *value = inb_p(SONYPI_DATA_IOPORT); 540 return 0; 541 } 542 543 static int ec_read16(u8 addr, u16 *value) 544 { 545 u8 val_lb, val_hb; 546 if (sonypi_ec_read(addr, &val_lb)) 547 return -1; 548 if (sonypi_ec_read(addr + 1, &val_hb)) 549 return -1; 550 *value = val_lb | (val_hb << 8); 551 return 0; 552 } 553 554 /* Initializes the device - this comes from the AML code in the ACPI bios */ 555 static void sonypi_type1_srs(void) 556 { 557 u32 v; 558 559 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 560 v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1); 561 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 562 563 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 564 v = (v & 0xFFF0FFFF) | 565 (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16); 566 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 567 568 v = inl(SONYPI_IRQ_PORT); 569 v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT); 570 v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT); 571 outl(v, SONYPI_IRQ_PORT); 572 573 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 574 v = (v & 0xFF1FFFFF) | 0x00C00000; 575 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 576 } 577 578 static void sonypi_type2_srs(void) 579 { 580 if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8)) 581 printk(KERN_WARNING "ec_write failed\n"); 582 if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF)) 583 printk(KERN_WARNING "ec_write failed\n"); 584 if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits)) 585 printk(KERN_WARNING "ec_write failed\n"); 586 udelay(10); 587 } 588 589 static void sonypi_type3_srs(void) 590 { 591 u16 v16; 592 u8 v8; 593 594 /* This model type uses the same initialization of 595 * the embedded controller as the type2 models. */ 596 sonypi_type2_srs(); 597 598 /* Initialization of PCI config space of the LPC interface bridge. */ 599 v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01; 600 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16); 601 pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8); 602 v8 = (v8 & 0xCF) | 0x10; 603 pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8); 604 } 605 606 /* Disables the device - this comes from the AML code in the ACPI bios */ 607 static void sonypi_type1_dis(void) 608 { 609 u32 v; 610 611 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); 612 v = v & 0xFF3FFFFF; 613 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); 614 615 v = inl(SONYPI_IRQ_PORT); 616 v |= (0x3 << SONYPI_IRQ_SHIFT); 617 outl(v, SONYPI_IRQ_PORT); 618 } 619 620 static void sonypi_type2_dis(void) 621 { 622 if (sonypi_ec_write(SONYPI_SHIB, 0)) 623 printk(KERN_WARNING "ec_write failed\n"); 624 if (sonypi_ec_write(SONYPI_SLOB, 0)) 625 printk(KERN_WARNING "ec_write failed\n"); 626 if (sonypi_ec_write(SONYPI_SIRQ, 0)) 627 printk(KERN_WARNING "ec_write failed\n"); 628 } 629 630 static void sonypi_type3_dis(void) 631 { 632 sonypi_type2_dis(); 633 udelay(10); 634 pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0); 635 } 636 637 static u8 sonypi_call1(u8 dev) 638 { 639 u8 v1, v2; 640 641 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 642 outb(dev, sonypi_device.ioport2); 643 v1 = inb_p(sonypi_device.ioport2); 644 v2 = inb_p(sonypi_device.ioport1); 645 return v2; 646 } 647 648 static u8 sonypi_call2(u8 dev, u8 fn) 649 { 650 u8 v1; 651 652 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 653 outb(dev, sonypi_device.ioport2); 654 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 655 outb(fn, sonypi_device.ioport1); 656 v1 = inb_p(sonypi_device.ioport1); 657 return v1; 658 } 659 660 static u8 sonypi_call3(u8 dev, u8 fn, u8 v) 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 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); 669 outb(v, sonypi_device.ioport1); 670 v1 = inb_p(sonypi_device.ioport1); 671 return v1; 672 } 673 674 #if 0 675 /* Get brightness, hue etc. Unreliable... */ 676 static u8 sonypi_read(u8 fn) 677 { 678 u8 v1, v2; 679 int n = 100; 680 681 while (n--) { 682 v1 = sonypi_call2(0x8f, fn); 683 v2 = sonypi_call2(0x8f, fn); 684 if (v1 == v2 && v1 != 0xff) 685 return v1; 686 } 687 return 0xff; 688 } 689 #endif 690 691 /* Set brightness, hue etc */ 692 static void sonypi_set(u8 fn, u8 v) 693 { 694 wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT); 695 } 696 697 /* Tests if the camera is ready */ 698 static int sonypi_camera_ready(void) 699 { 700 u8 v; 701 702 v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); 703 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); 704 } 705 706 /* Turns the camera off */ 707 static void sonypi_camera_off(void) 708 { 709 sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK); 710 711 if (!sonypi_device.camera_power) 712 return; 713 714 sonypi_call2(0x91, 0); 715 sonypi_device.camera_power = 0; 716 } 717 718 /* Turns the camera on */ 719 static void sonypi_camera_on(void) 720 { 721 int i, j; 722 723 if (sonypi_device.camera_power) 724 return; 725 726 for (j = 5; j > 0; j--) { 727 728 while (sonypi_call2(0x91, 0x1)) 729 msleep(10); 730 sonypi_call1(0x93); 731 732 for (i = 400; i > 0; i--) { 733 if (sonypi_camera_ready()) 734 break; 735 msleep(10); 736 } 737 if (i) 738 break; 739 } 740 741 if (j == 0) { 742 printk(KERN_WARNING "sonypi: failed to power on camera\n"); 743 return; 744 } 745 746 sonypi_set(0x10, 0x5a); 747 sonypi_device.camera_power = 1; 748 } 749 750 /* sets the bluetooth subsystem power state */ 751 static void sonypi_setbluetoothpower(u8 state) 752 { 753 state = !!state; 754 755 if (sonypi_device.bluetooth_power == state) 756 return; 757 758 sonypi_call2(0x96, state); 759 sonypi_call1(0x82); 760 sonypi_device.bluetooth_power = state; 761 } 762 763 static void input_keyrelease(struct work_struct *work) 764 { 765 struct sonypi_keypress kp; 766 767 while (kfifo_out_locked(&sonypi_device.input_fifo, (unsigned char *)&kp, 768 sizeof(kp), &sonypi_device.input_fifo_lock) 769 == sizeof(kp)) { 770 msleep(10); 771 input_report_key(kp.dev, kp.key, 0); 772 input_sync(kp.dev); 773 } 774 } 775 776 static void sonypi_report_input_event(u8 event) 777 { 778 struct input_dev *jog_dev = sonypi_device.input_jog_dev; 779 struct input_dev *key_dev = sonypi_device.input_key_dev; 780 struct sonypi_keypress kp = { NULL }; 781 int i; 782 783 switch (event) { 784 case SONYPI_EVENT_JOGDIAL_UP: 785 case SONYPI_EVENT_JOGDIAL_UP_PRESSED: 786 input_report_rel(jog_dev, REL_WHEEL, 1); 787 input_sync(jog_dev); 788 break; 789 790 case SONYPI_EVENT_JOGDIAL_DOWN: 791 case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: 792 input_report_rel(jog_dev, REL_WHEEL, -1); 793 input_sync(jog_dev); 794 break; 795 796 case SONYPI_EVENT_JOGDIAL_PRESSED: 797 kp.key = BTN_MIDDLE; 798 kp.dev = jog_dev; 799 break; 800 801 case SONYPI_EVENT_FNKEY_RELEASED: 802 /* Nothing, not all VAIOs generate this event */ 803 break; 804 805 default: 806 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 807 if (event == sonypi_inputkeys[i].sonypiev) { 808 kp.dev = key_dev; 809 kp.key = sonypi_inputkeys[i].inputev; 810 break; 811 } 812 break; 813 } 814 815 if (kp.dev) { 816 input_report_key(kp.dev, kp.key, 1); 817 input_sync(kp.dev); 818 kfifo_in_locked(&sonypi_device.input_fifo, 819 (unsigned char *)&kp, sizeof(kp), 820 &sonypi_device.input_fifo_lock); 821 schedule_work(&sonypi_device.input_work); 822 } 823 } 824 825 /* Interrupt handler: some event is available */ 826 static irqreturn_t sonypi_irq(int irq, void *dev_id) 827 { 828 u8 v1, v2, event = 0; 829 int i, j; 830 831 v1 = inb_p(sonypi_device.ioport1); 832 v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset); 833 834 for (i = 0; sonypi_eventtypes[i].model; i++) { 835 if (sonypi_device.model != sonypi_eventtypes[i].model) 836 continue; 837 if ((v2 & sonypi_eventtypes[i].data) != 838 sonypi_eventtypes[i].data) 839 continue; 840 if (!(mask & sonypi_eventtypes[i].mask)) 841 continue; 842 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) { 843 if (v1 == sonypi_eventtypes[i].events[j].data) { 844 event = sonypi_eventtypes[i].events[j].event; 845 goto found; 846 } 847 } 848 } 849 850 if (verbose) 851 printk(KERN_WARNING 852 "sonypi: unknown event port1=0x%02x,port2=0x%02x\n", 853 v1, v2); 854 /* We need to return IRQ_HANDLED here because there *are* 855 * events belonging to the sonypi device we don't know about, 856 * but we still don't want those to pollute the logs... */ 857 return IRQ_HANDLED; 858 859 found: 860 if (verbose > 1) 861 printk(KERN_INFO 862 "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); 863 864 if (useinput) 865 sonypi_report_input_event(event); 866 867 kfifo_in_locked(&sonypi_device.fifo, (unsigned char *)&event, 868 sizeof(event), &sonypi_device.fifo_lock); 869 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); 870 wake_up_interruptible(&sonypi_device.fifo_proc_list); 871 872 return IRQ_HANDLED; 873 } 874 875 static int sonypi_misc_fasync(int fd, struct file *filp, int on) 876 { 877 return fasync_helper(fd, filp, on, &sonypi_device.fifo_async); 878 } 879 880 static int sonypi_misc_release(struct inode *inode, struct file *file) 881 { 882 mutex_lock(&sonypi_device.lock); 883 sonypi_device.open_count--; 884 mutex_unlock(&sonypi_device.lock); 885 return 0; 886 } 887 888 static int sonypi_misc_open(struct inode *inode, struct file *file) 889 { 890 mutex_lock(&sonypi_device.lock); 891 /* Flush input queue on first open */ 892 if (!sonypi_device.open_count) 893 kfifo_reset(&sonypi_device.fifo); 894 sonypi_device.open_count++; 895 mutex_unlock(&sonypi_device.lock); 896 897 return 0; 898 } 899 900 static ssize_t sonypi_misc_read(struct file *file, char __user *buf, 901 size_t count, loff_t *pos) 902 { 903 ssize_t ret; 904 unsigned char c; 905 906 if ((kfifo_len(&sonypi_device.fifo) == 0) && 907 (file->f_flags & O_NONBLOCK)) 908 return -EAGAIN; 909 910 ret = wait_event_interruptible(sonypi_device.fifo_proc_list, 911 kfifo_len(&sonypi_device.fifo) != 0); 912 if (ret) 913 return ret; 914 915 while (ret < count && 916 (kfifo_out_locked(&sonypi_device.fifo, &c, sizeof(c), 917 &sonypi_device.fifo_lock) == sizeof(c))) { 918 if (put_user(c, buf++)) 919 return -EFAULT; 920 ret++; 921 } 922 923 if (ret > 0) { 924 struct inode *inode = file_inode(file); 925 inode_set_atime_to_ts(inode, current_time(inode)); 926 } 927 928 return ret; 929 } 930 931 static __poll_t sonypi_misc_poll(struct file *file, poll_table *wait) 932 { 933 poll_wait(file, &sonypi_device.fifo_proc_list, wait); 934 if (kfifo_len(&sonypi_device.fifo)) 935 return EPOLLIN | EPOLLRDNORM; 936 return 0; 937 } 938 939 static long sonypi_misc_ioctl(struct file *fp, 940 unsigned int cmd, unsigned long arg) 941 { 942 long ret = 0; 943 void __user *argp = (void __user *)arg; 944 u8 val8; 945 u16 val16; 946 947 mutex_lock(&sonypi_device.lock); 948 switch (cmd) { 949 case SONYPI_IOCGBRT: 950 if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) { 951 ret = -EIO; 952 break; 953 } 954 if (copy_to_user(argp, &val8, sizeof(val8))) 955 ret = -EFAULT; 956 break; 957 case SONYPI_IOCSBRT: 958 if (copy_from_user(&val8, argp, sizeof(val8))) { 959 ret = -EFAULT; 960 break; 961 } 962 if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8)) 963 ret = -EIO; 964 break; 965 case SONYPI_IOCGBAT1CAP: 966 if (ec_read16(SONYPI_BAT1_FULL, &val16)) { 967 ret = -EIO; 968 break; 969 } 970 if (copy_to_user(argp, &val16, sizeof(val16))) 971 ret = -EFAULT; 972 break; 973 case SONYPI_IOCGBAT1REM: 974 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { 975 ret = -EIO; 976 break; 977 } 978 if (copy_to_user(argp, &val16, sizeof(val16))) 979 ret = -EFAULT; 980 break; 981 case SONYPI_IOCGBAT2CAP: 982 if (ec_read16(SONYPI_BAT2_FULL, &val16)) { 983 ret = -EIO; 984 break; 985 } 986 if (copy_to_user(argp, &val16, sizeof(val16))) 987 ret = -EFAULT; 988 break; 989 case SONYPI_IOCGBAT2REM: 990 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { 991 ret = -EIO; 992 break; 993 } 994 if (copy_to_user(argp, &val16, sizeof(val16))) 995 ret = -EFAULT; 996 break; 997 case SONYPI_IOCGBATFLAGS: 998 if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) { 999 ret = -EIO; 1000 break; 1001 } 1002 val8 &= 0x07; 1003 if (copy_to_user(argp, &val8, sizeof(val8))) 1004 ret = -EFAULT; 1005 break; 1006 case SONYPI_IOCGBLUE: 1007 val8 = sonypi_device.bluetooth_power; 1008 if (copy_to_user(argp, &val8, sizeof(val8))) 1009 ret = -EFAULT; 1010 break; 1011 case SONYPI_IOCSBLUE: 1012 if (copy_from_user(&val8, argp, sizeof(val8))) { 1013 ret = -EFAULT; 1014 break; 1015 } 1016 sonypi_setbluetoothpower(val8); 1017 break; 1018 /* FAN Controls */ 1019 case SONYPI_IOCGFAN: 1020 if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) { 1021 ret = -EIO; 1022 break; 1023 } 1024 if (copy_to_user(argp, &val8, sizeof(val8))) 1025 ret = -EFAULT; 1026 break; 1027 case SONYPI_IOCSFAN: 1028 if (copy_from_user(&val8, argp, sizeof(val8))) { 1029 ret = -EFAULT; 1030 break; 1031 } 1032 if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8)) 1033 ret = -EIO; 1034 break; 1035 /* GET Temperature (useful under APM) */ 1036 case SONYPI_IOCGTEMP: 1037 if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) { 1038 ret = -EIO; 1039 break; 1040 } 1041 if (copy_to_user(argp, &val8, sizeof(val8))) 1042 ret = -EFAULT; 1043 break; 1044 default: 1045 ret = -EINVAL; 1046 } 1047 mutex_unlock(&sonypi_device.lock); 1048 return ret; 1049 } 1050 1051 static const struct file_operations sonypi_misc_fops = { 1052 .owner = THIS_MODULE, 1053 .read = sonypi_misc_read, 1054 .poll = sonypi_misc_poll, 1055 .open = sonypi_misc_open, 1056 .release = sonypi_misc_release, 1057 .fasync = sonypi_misc_fasync, 1058 .unlocked_ioctl = sonypi_misc_ioctl, 1059 }; 1060 1061 static struct miscdevice sonypi_misc_device = { 1062 .minor = MISC_DYNAMIC_MINOR, 1063 .name = "sonypi", 1064 .fops = &sonypi_misc_fops, 1065 }; 1066 1067 static void sonypi_enable(unsigned int camera_on) 1068 { 1069 switch (sonypi_device.model) { 1070 case SONYPI_DEVICE_MODEL_TYPE1: 1071 sonypi_type1_srs(); 1072 break; 1073 case SONYPI_DEVICE_MODEL_TYPE2: 1074 sonypi_type2_srs(); 1075 break; 1076 case SONYPI_DEVICE_MODEL_TYPE3: 1077 sonypi_type3_srs(); 1078 break; 1079 } 1080 1081 sonypi_call1(0x82); 1082 sonypi_call2(0x81, 0xff); 1083 sonypi_call1(compat ? 0x92 : 0x82); 1084 1085 /* Enable ACPI mode to get Fn key events */ 1086 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1087 outb(0xf0, 0xb2); 1088 1089 if (camera && camera_on) 1090 sonypi_camera_on(); 1091 } 1092 1093 static int sonypi_disable(void) 1094 { 1095 sonypi_call2(0x81, 0); /* make sure we don't get any more events */ 1096 if (camera) 1097 sonypi_camera_off(); 1098 1099 /* disable ACPI mode */ 1100 if (!SONYPI_ACPI_ACTIVE && fnkeyinit) 1101 outb(0xf1, 0xb2); 1102 1103 switch (sonypi_device.model) { 1104 case SONYPI_DEVICE_MODEL_TYPE1: 1105 sonypi_type1_dis(); 1106 break; 1107 case SONYPI_DEVICE_MODEL_TYPE2: 1108 sonypi_type2_dis(); 1109 break; 1110 case SONYPI_DEVICE_MODEL_TYPE3: 1111 sonypi_type3_dis(); 1112 break; 1113 } 1114 1115 return 0; 1116 } 1117 1118 #ifdef CONFIG_ACPI 1119 static int sonypi_acpi_probe(struct platform_device *pdev) 1120 { 1121 struct acpi_device *device = ACPI_COMPANION(&pdev->dev); 1122 1123 sonypi_acpi_device = device; 1124 strscpy(acpi_device_name(device), "Sony laptop hotkeys"); 1125 strscpy(acpi_device_class(device), "sony/hotkey"); 1126 return 0; 1127 } 1128 1129 static void sonypi_acpi_remove(struct platform_device *pdev) 1130 { 1131 sonypi_acpi_device = NULL; 1132 } 1133 1134 static const struct acpi_device_id sonypi_device_ids[] = { 1135 {"SNY6001", 0}, 1136 {"", 0}, 1137 }; 1138 1139 static struct platform_driver sonypi_acpi_driver = { 1140 .probe = sonypi_acpi_probe, 1141 .remove = sonypi_acpi_remove, 1142 .driver = { 1143 .name = "sonypi_acpi", 1144 .acpi_match_table = sonypi_device_ids, 1145 }, 1146 }; 1147 #endif 1148 1149 static int sonypi_create_input_devices(struct platform_device *pdev) 1150 { 1151 struct input_dev *jog_dev; 1152 struct input_dev *key_dev; 1153 int i; 1154 int error; 1155 1156 sonypi_device.input_jog_dev = jog_dev = input_allocate_device(); 1157 if (!jog_dev) 1158 return -ENOMEM; 1159 1160 jog_dev->name = "Sony Vaio Jogdial"; 1161 jog_dev->id.bustype = BUS_ISA; 1162 jog_dev->id.vendor = PCI_VENDOR_ID_SONY; 1163 jog_dev->dev.parent = &pdev->dev; 1164 1165 jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); 1166 jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE); 1167 jog_dev->relbit[0] = BIT_MASK(REL_WHEEL); 1168 1169 sonypi_device.input_key_dev = key_dev = input_allocate_device(); 1170 if (!key_dev) { 1171 error = -ENOMEM; 1172 goto err_free_jogdev; 1173 } 1174 1175 key_dev->name = "Sony Vaio Keys"; 1176 key_dev->id.bustype = BUS_ISA; 1177 key_dev->id.vendor = PCI_VENDOR_ID_SONY; 1178 key_dev->dev.parent = &pdev->dev; 1179 1180 /* Initialize the Input Drivers: special keys */ 1181 key_dev->evbit[0] = BIT_MASK(EV_KEY); 1182 for (i = 0; sonypi_inputkeys[i].sonypiev; i++) 1183 if (sonypi_inputkeys[i].inputev) 1184 set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit); 1185 1186 error = input_register_device(jog_dev); 1187 if (error) 1188 goto err_free_keydev; 1189 1190 error = input_register_device(key_dev); 1191 if (error) 1192 goto err_unregister_jogdev; 1193 1194 return 0; 1195 1196 err_unregister_jogdev: 1197 input_unregister_device(jog_dev); 1198 /* Set to NULL so we don't free it again below */ 1199 jog_dev = NULL; 1200 err_free_keydev: 1201 input_free_device(key_dev); 1202 sonypi_device.input_key_dev = NULL; 1203 err_free_jogdev: 1204 input_free_device(jog_dev); 1205 sonypi_device.input_jog_dev = NULL; 1206 1207 return error; 1208 } 1209 1210 static int sonypi_setup_ioports(struct sonypi_device *dev, 1211 const struct sonypi_ioport_list *ioport_list) 1212 { 1213 /* try to detect if sony-laptop is being used and thus 1214 * has already requested one of the known ioports. 1215 * As in the deprecated check_region this is racy has we have 1216 * multiple ioports available and one of them can be requested 1217 * between this check and the subsequent request. Anyway, as an 1218 * attempt to be some more user-friendly as we currently are, 1219 * this is enough. 1220 */ 1221 const struct sonypi_ioport_list *check = ioport_list; 1222 while (check_ioport && check->port1) { 1223 if (!request_region(check->port1, 1224 sonypi_device.region_size, 1225 "Sony Programmable I/O Device Check")) { 1226 printk(KERN_ERR "sonypi: ioport 0x%.4x busy, using sony-laptop? " 1227 "if not use check_ioport=0\n", 1228 check->port1); 1229 return -EBUSY; 1230 } 1231 release_region(check->port1, sonypi_device.region_size); 1232 check++; 1233 } 1234 1235 while (ioport_list->port1) { 1236 1237 if (request_region(ioport_list->port1, 1238 sonypi_device.region_size, 1239 "Sony Programmable I/O Device")) { 1240 dev->ioport1 = ioport_list->port1; 1241 dev->ioport2 = ioport_list->port2; 1242 return 0; 1243 } 1244 ioport_list++; 1245 } 1246 1247 return -EBUSY; 1248 } 1249 1250 static int sonypi_setup_irq(struct sonypi_device *dev, 1251 const struct sonypi_irq_list *irq_list) 1252 { 1253 while (irq_list->irq) { 1254 1255 if (!request_irq(irq_list->irq, sonypi_irq, 1256 IRQF_SHARED, "sonypi", sonypi_irq)) { 1257 dev->irq = irq_list->irq; 1258 dev->bits = irq_list->bits; 1259 return 0; 1260 } 1261 irq_list++; 1262 } 1263 1264 return -EBUSY; 1265 } 1266 1267 static void sonypi_display_info(void) 1268 { 1269 printk(KERN_INFO "sonypi: detected type%d model, " 1270 "verbose = %d, fnkeyinit = %s, camera = %s, " 1271 "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n", 1272 sonypi_device.model, 1273 verbose, 1274 str_on_off(fnkeyinit), 1275 str_on_off(camera), 1276 str_on_off(compat), 1277 mask, 1278 str_on_off(useinput), 1279 str_on_off(SONYPI_ACPI_ACTIVE)); 1280 printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n", 1281 sonypi_device.irq, 1282 sonypi_device.ioport1, sonypi_device.ioport2); 1283 1284 if (minor == -1) 1285 printk(KERN_INFO "sonypi: device allocated minor is %d\n", 1286 sonypi_misc_device.minor); 1287 } 1288 1289 static int sonypi_probe(struct platform_device *dev) 1290 { 1291 const struct sonypi_ioport_list *ioport_list; 1292 const struct sonypi_irq_list *irq_list; 1293 struct pci_dev *pcidev; 1294 int error; 1295 1296 printk(KERN_WARNING "sonypi: please try the sony-laptop module instead " 1297 "and report failures, see also " 1298 "http://www.linux.it/~malattia/wiki/index.php/Sony_drivers\n"); 1299 1300 spin_lock_init(&sonypi_device.fifo_lock); 1301 error = kfifo_alloc(&sonypi_device.fifo, SONYPI_BUF_SIZE, GFP_KERNEL); 1302 if (error) { 1303 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1304 return error; 1305 } 1306 1307 init_waitqueue_head(&sonypi_device.fifo_proc_list); 1308 mutex_init(&sonypi_device.lock); 1309 sonypi_device.bluetooth_power = -1; 1310 1311 if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1312 PCI_DEVICE_ID_INTEL_82371AB_3, NULL))) 1313 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1; 1314 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1315 PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) 1316 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1317 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1318 PCI_DEVICE_ID_INTEL_ICH7_1, NULL))) 1319 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1320 else 1321 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; 1322 1323 if (pcidev && pci_enable_device(pcidev)) { 1324 printk(KERN_ERR "sonypi: pci_enable_device failed\n"); 1325 error = -EIO; 1326 goto err_put_pcidev; 1327 } 1328 1329 sonypi_device.dev = pcidev; 1330 1331 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) { 1332 ioport_list = sonypi_type1_ioport_list; 1333 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE; 1334 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET; 1335 irq_list = sonypi_type1_irq_list; 1336 } else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) { 1337 ioport_list = sonypi_type2_ioport_list; 1338 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE; 1339 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET; 1340 irq_list = sonypi_type2_irq_list; 1341 } else { 1342 ioport_list = sonypi_type3_ioport_list; 1343 sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE; 1344 sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET; 1345 irq_list = sonypi_type3_irq_list; 1346 } 1347 1348 error = sonypi_setup_ioports(&sonypi_device, ioport_list); 1349 if (error) { 1350 printk(KERN_ERR "sonypi: failed to request ioports\n"); 1351 goto err_disable_pcidev; 1352 } 1353 1354 error = sonypi_setup_irq(&sonypi_device, irq_list); 1355 if (error) { 1356 printk(KERN_ERR "sonypi: request_irq failed\n"); 1357 goto err_free_ioports; 1358 } 1359 1360 if (minor != -1) 1361 sonypi_misc_device.minor = minor; 1362 error = misc_register(&sonypi_misc_device); 1363 if (error) { 1364 printk(KERN_ERR "sonypi: misc_register failed\n"); 1365 goto err_free_irq; 1366 } 1367 1368 sonypi_display_info(); 1369 1370 if (useinput) { 1371 1372 error = sonypi_create_input_devices(dev); 1373 if (error) { 1374 printk(KERN_ERR 1375 "sonypi: failed to create input devices\n"); 1376 goto err_miscdev_unregister; 1377 } 1378 1379 spin_lock_init(&sonypi_device.input_fifo_lock); 1380 error = kfifo_alloc(&sonypi_device.input_fifo, SONYPI_BUF_SIZE, 1381 GFP_KERNEL); 1382 if (error) { 1383 printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); 1384 goto err_inpdev_unregister; 1385 } 1386 1387 INIT_WORK(&sonypi_device.input_work, input_keyrelease); 1388 } 1389 1390 sonypi_enable(0); 1391 1392 return 0; 1393 1394 err_inpdev_unregister: 1395 input_unregister_device(sonypi_device.input_key_dev); 1396 input_unregister_device(sonypi_device.input_jog_dev); 1397 err_miscdev_unregister: 1398 misc_deregister(&sonypi_misc_device); 1399 err_free_irq: 1400 free_irq(sonypi_device.irq, sonypi_irq); 1401 err_free_ioports: 1402 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1403 err_disable_pcidev: 1404 if (pcidev) 1405 pci_disable_device(pcidev); 1406 err_put_pcidev: 1407 pci_dev_put(pcidev); 1408 kfifo_free(&sonypi_device.fifo); 1409 1410 return error; 1411 } 1412 1413 static void sonypi_remove(struct platform_device *dev) 1414 { 1415 sonypi_disable(); 1416 1417 synchronize_irq(sonypi_device.irq); 1418 flush_work(&sonypi_device.input_work); 1419 1420 if (useinput) { 1421 input_unregister_device(sonypi_device.input_key_dev); 1422 input_unregister_device(sonypi_device.input_jog_dev); 1423 kfifo_free(&sonypi_device.input_fifo); 1424 } 1425 1426 misc_deregister(&sonypi_misc_device); 1427 1428 free_irq(sonypi_device.irq, sonypi_irq); 1429 release_region(sonypi_device.ioport1, sonypi_device.region_size); 1430 1431 if (sonypi_device.dev) { 1432 pci_disable_device(sonypi_device.dev); 1433 pci_dev_put(sonypi_device.dev); 1434 } 1435 1436 kfifo_free(&sonypi_device.fifo); 1437 } 1438 1439 #ifdef CONFIG_PM_SLEEP 1440 static int old_camera_power; 1441 1442 static int sonypi_suspend(struct device *dev) 1443 { 1444 old_camera_power = sonypi_device.camera_power; 1445 sonypi_disable(); 1446 1447 return 0; 1448 } 1449 1450 static int sonypi_resume(struct device *dev) 1451 { 1452 sonypi_enable(old_camera_power); 1453 return 0; 1454 } 1455 1456 static SIMPLE_DEV_PM_OPS(sonypi_pm, sonypi_suspend, sonypi_resume); 1457 #define SONYPI_PM (&sonypi_pm) 1458 #else 1459 #define SONYPI_PM NULL 1460 #endif 1461 1462 static void sonypi_shutdown(struct platform_device *dev) 1463 { 1464 sonypi_disable(); 1465 } 1466 1467 static struct platform_driver sonypi_driver = { 1468 .driver = { 1469 .name = "sonypi", 1470 .pm = SONYPI_PM, 1471 }, 1472 .probe = sonypi_probe, 1473 .remove = sonypi_remove, 1474 .shutdown = sonypi_shutdown, 1475 }; 1476 1477 static struct platform_device *sonypi_platform_device; 1478 1479 static const struct dmi_system_id sonypi_dmi_table[] __initconst = { 1480 { 1481 .ident = "Sony Vaio", 1482 .matches = { 1483 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1484 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), 1485 }, 1486 }, 1487 { 1488 .ident = "Sony Vaio", 1489 .matches = { 1490 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), 1491 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), 1492 }, 1493 }, 1494 { } 1495 }; 1496 1497 static int __init sonypi_init(void) 1498 { 1499 int error; 1500 1501 printk(KERN_INFO 1502 "sonypi: Sony Programmable I/O Controller Driver v%s.\n", 1503 SONYPI_DRIVER_VERSION); 1504 1505 if (!dmi_check_system(sonypi_dmi_table)) 1506 return -ENODEV; 1507 1508 error = platform_driver_register(&sonypi_driver); 1509 if (error) 1510 return error; 1511 1512 sonypi_platform_device = platform_device_alloc("sonypi", -1); 1513 if (!sonypi_platform_device) { 1514 error = -ENOMEM; 1515 goto err_driver_unregister; 1516 } 1517 1518 error = platform_device_add(sonypi_platform_device); 1519 if (error) 1520 goto err_free_device; 1521 1522 #ifdef CONFIG_ACPI 1523 error = platform_driver_register(&sonypi_acpi_driver); 1524 acpi_driver_registered = !error; 1525 #endif 1526 1527 return 0; 1528 1529 err_free_device: 1530 platform_device_put(sonypi_platform_device); 1531 err_driver_unregister: 1532 platform_driver_unregister(&sonypi_driver); 1533 return error; 1534 } 1535 1536 static void __exit sonypi_exit(void) 1537 { 1538 #ifdef CONFIG_ACPI 1539 if (acpi_driver_registered) 1540 platform_driver_unregister(&sonypi_acpi_driver); 1541 #endif 1542 platform_device_unregister(sonypi_platform_device); 1543 platform_driver_unregister(&sonypi_driver); 1544 printk(KERN_INFO "sonypi: removed.\n"); 1545 } 1546 1547 module_init(sonypi_init); 1548 module_exit(sonypi_exit); 1549