err.no Git - linux-2.6/blob - drivers/char/sonypi.c

   1 /*
   2  * Sony Programmable I/O Control Device driver for VAIO
   3  *
   4  * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
   5  *
   6  * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
   7  *
   8  * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
   9  *
  10  * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
  11  *
  12  * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
  13  *
  14  * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
  15  *
  16  * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
  17  *
  18  * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
  19  *
  20  * This program is free software; you can redistribute it and/or modify
  21  * it under the terms of the GNU General Public License as published by
  22  * the Free Software Foundation; either version 2 of the License, or
  23  * (at your option) any later version.
  24  *
  25  * This program is distributed in the hope that it will be useful,
  26  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  27  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28  * GNU General Public License for more details.
  29  *
  30  * You should have received a copy of the GNU General Public License
  31  * along with this program; if not, write to the Free Software
  32  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  33  *
  34  */
  35
  36 #include <linux/config.h>
  37 #include <linux/module.h>
  38 #include <linux/input.h>
  39 #include <linux/pci.h>
  40 #include <linux/sched.h>
  41 #include <linux/init.h>
  42 #include <linux/interrupt.h>
  43 #include <linux/miscdevice.h>
  44 #include <linux/poll.h>
  45 #include <linux/delay.h>
  46 #include <linux/wait.h>
  47 #include <linux/acpi.h>
  48 #include <linux/dmi.h>
  49 #include <linux/err.h>
  50 #include <linux/kfifo.h>
  51
  52 #include <asm/uaccess.h>
  53 #include <asm/io.h>
  54 #include <asm/system.h>
  55
  56 #include <linux/sonypi.h>
  57
  58 #define SONYPI_DRIVER_VERSION    "1.26"
  59
  60 MODULE_AUTHOR("Stelian Pop <stelian@popies.net>");
  61 MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver");
  62 MODULE_LICENSE("GPL");
  63 MODULE_VERSION(SONYPI_DRIVER_VERSION);
  64
  65 static int minor = -1;
  66 module_param(minor, int, 0);
  67 MODULE_PARM_DESC(minor,
  68                  "minor number of the misc device, default is -1 (automatic)");
  69
  70 static int verbose;             /* = 0 */
  71 module_param(verbose, int, 0644);
  72 MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)");
  73
  74 static int fnkeyinit;           /* = 0 */
  75 module_param(fnkeyinit, int, 0444);
  76 MODULE_PARM_DESC(fnkeyinit,
  77                  "set this if your Fn keys do not generate any event");
  78
  79 static int camera;              /* = 0 */
  80 module_param(camera, int, 0444);
  81 MODULE_PARM_DESC(camera,
  82                  "set this if you have a MotionEye camera (PictureBook series)");
  83
  84 static int compat;              /* = 0 */
  85 module_param(compat, int, 0444);
  86 MODULE_PARM_DESC(compat,
  87                  "set this if you want to enable backward compatibility mode");
  88
  89 static unsigned long mask = 0xffffffff;
  90 module_param(mask, ulong, 0644);
  91 MODULE_PARM_DESC(mask,
  92                  "set this to the mask of event you want to enable (see doc)");
  93
  94 static int useinput = 1;
  95 module_param(useinput, int, 0444);
  96 MODULE_PARM_DESC(useinput,
  97                  "set this if you would like sonypi to feed events to the input subsystem");
  98
  99 #define SONYPI_DEVICE_MODEL_TYPE1       1
 100 #define SONYPI_DEVICE_MODEL_TYPE2       2
 101 #define SONYPI_DEVICE_MODEL_TYPE3       3
 102
 103 /* type1 models use those */
 104 #define SONYPI_IRQ_PORT                 0x8034
 105 #define SONYPI_IRQ_SHIFT                22
 106 #define SONYPI_TYPE1_BASE               0x50
 107 #define SONYPI_G10A                     (SONYPI_TYPE1_BASE+0x14)
 108 #define SONYPI_TYPE1_REGION_SIZE        0x08
 109 #define SONYPI_TYPE1_EVTYPE_OFFSET      0x04
 110
 111 /* type2 series specifics */
 112 #define SONYPI_SIRQ                     0x9b
 113 #define SONYPI_SLOB                     0x9c
 114 #define SONYPI_SHIB                     0x9d
 115 #define SONYPI_TYPE2_REGION_SIZE        0x20
 116 #define SONYPI_TYPE2_EVTYPE_OFFSET      0x12
 117
 118 /* type3 series specifics */
 119 #define SONYPI_TYPE3_BASE               0x40
 120 #define SONYPI_TYPE3_GID2               (SONYPI_TYPE3_BASE+0x48) /* 16 bits */
 121 #define SONYPI_TYPE3_MISC               (SONYPI_TYPE3_BASE+0x6d) /* 8 bits  */
 122 #define SONYPI_TYPE3_REGION_SIZE        0x20
 123 #define SONYPI_TYPE3_EVTYPE_OFFSET      0x12
 124
 125 /* battery / brightness addresses */
 126 #define SONYPI_BAT_FLAGS        0x81
 127 #define SONYPI_LCD_LIGHT        0x96
 128 #define SONYPI_BAT1_PCTRM       0xa0
 129 #define SONYPI_BAT1_LEFT        0xa2
 130 #define SONYPI_BAT1_MAXRT       0xa4
 131 #define SONYPI_BAT2_PCTRM       0xa8
 132 #define SONYPI_BAT2_LEFT        0xaa
 133 #define SONYPI_BAT2_MAXRT       0xac
 134 #define SONYPI_BAT1_MAXTK       0xb0
 135 #define SONYPI_BAT1_FULL        0xb2
 136 #define SONYPI_BAT2_MAXTK       0xb8
 137 #define SONYPI_BAT2_FULL        0xba
 138
 139 /* FAN0 information (reverse engineered from ACPI tables) */
 140 #define SONYPI_FAN0_STATUS      0x93
 141 #define SONYPI_TEMP_STATUS      0xC1
 142
 143 /* ioports used for brightness and type2 events */
 144 #define SONYPI_DATA_IOPORT      0x62
 145 #define SONYPI_CST_IOPORT       0x66
 146
 147 /* The set of possible ioports */
 148 struct sonypi_ioport_list {
 149         u16     port1;
 150         u16     port2;
 151 };
 152
 153 static struct sonypi_ioport_list sonypi_type1_ioport_list[] = {
 154         { 0x10c0, 0x10c4 },     /* looks like the default on C1Vx */
 155         { 0x1080, 0x1084 },
 156         { 0x1090, 0x1094 },
 157         { 0x10a0, 0x10a4 },
 158         { 0x10b0, 0x10b4 },
 159         { 0x0, 0x0 }
 160 };
 161
 162 static struct sonypi_ioport_list sonypi_type2_ioport_list[] = {
 163         { 0x1080, 0x1084 },
 164         { 0x10a0, 0x10a4 },
 165         { 0x10c0, 0x10c4 },
 166         { 0x10e0, 0x10e4 },
 167         { 0x0, 0x0 }
 168 };
 169
 170 /* same as in type 2 models */
 171 static struct sonypi_ioport_list *sonypi_type3_ioport_list =
 172         sonypi_type2_ioport_list;
 173
 174 /* The set of possible interrupts */
 175 struct sonypi_irq_list {
 176         u16     irq;
 177         u16     bits;
 178 };
 179
 180 static struct sonypi_irq_list sonypi_type1_irq_list[] = {
 181         { 11, 0x2 },    /* IRQ 11, GO22=0,GO23=1 in AML */
 182         { 10, 0x1 },    /* IRQ 10, GO22=1,GO23=0 in AML */
 183         {  5, 0x0 },    /* IRQ  5, GO22=0,GO23=0 in AML */
 184         {  0, 0x3 }     /* no IRQ, GO22=1,GO23=1 in AML */
 185 };
 186
 187 static struct sonypi_irq_list sonypi_type2_irq_list[] = {
 188         { 11, 0x80 },   /* IRQ 11, 0x80 in SIRQ in AML */
 189         { 10, 0x40 },   /* IRQ 10, 0x40 in SIRQ in AML */
 190         {  9, 0x20 },   /* IRQ  9, 0x20 in SIRQ in AML */
 191         {  6, 0x10 },   /* IRQ  6, 0x10 in SIRQ in AML */
 192         {  0, 0x00 }    /* no IRQ, 0x00 in SIRQ in AML */
 193 };
 194
 195 /* same as in type2 models */
 196 static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list;
 197
 198 #define SONYPI_CAMERA_BRIGHTNESS                0
 199 #define SONYPI_CAMERA_CONTRAST                  1
 200 #define SONYPI_CAMERA_HUE                       2
 201 #define SONYPI_CAMERA_COLOR                     3
 202 #define SONYPI_CAMERA_SHARPNESS                 4
 203
 204 #define SONYPI_CAMERA_PICTURE                   5
 205 #define SONYPI_CAMERA_EXPOSURE_MASK             0xC
 206 #define SONYPI_CAMERA_WHITE_BALANCE_MASK        0x3
 207 #define SONYPI_CAMERA_PICTURE_MODE_MASK         0x30
 208 #define SONYPI_CAMERA_MUTE_MASK                 0x40
 209
 210 /* the rest don't need a loop until not 0xff */
 211 #define SONYPI_CAMERA_AGC                       6
 212 #define SONYPI_CAMERA_AGC_MASK                  0x30
 213 #define SONYPI_CAMERA_SHUTTER_MASK              0x7
 214
 215 #define SONYPI_CAMERA_SHUTDOWN_REQUEST          7
 216 #define SONYPI_CAMERA_CONTROL                   0x10
 217
 218 #define SONYPI_CAMERA_STATUS                    7
 219 #define SONYPI_CAMERA_STATUS_READY              0x2
 220 #define SONYPI_CAMERA_STATUS_POSITION           0x4
 221
 222 #define SONYPI_DIRECTION_BACKWARDS              0x4
 223
 224 #define SONYPI_CAMERA_REVISION                  8
 225 #define SONYPI_CAMERA_ROMVERSION                9
 226
 227 /* Event masks */
 228 #define SONYPI_JOGGER_MASK                      0x00000001
 229 #define SONYPI_CAPTURE_MASK                     0x00000002
 230 #define SONYPI_FNKEY_MASK                       0x00000004
 231 #define SONYPI_BLUETOOTH_MASK                   0x00000008
 232 #define SONYPI_PKEY_MASK                        0x00000010
 233 #define SONYPI_BACK_MASK                        0x00000020
 234 #define SONYPI_HELP_MASK                        0x00000040
 235 #define SONYPI_LID_MASK                         0x00000080
 236 #define SONYPI_ZOOM_MASK                        0x00000100
 237 #define SONYPI_THUMBPHRASE_MASK                 0x00000200
 238 #define SONYPI_MEYE_MASK                        0x00000400
 239 #define SONYPI_MEMORYSTICK_MASK                 0x00000800
 240 #define SONYPI_BATTERY_MASK                     0x00001000
 241 #define SONYPI_WIRELESS_MASK                    0x00002000
 242
 243 struct sonypi_event {
 244         u8      data;
 245         u8      event;
 246 };
 247
 248 /* The set of possible button release events */
 249 static struct sonypi_event sonypi_releaseev[] = {
 250         { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
 251         { 0, 0 }
 252 };
 253
 254 /* The set of possible jogger events  */
 255 static struct sonypi_event sonypi_joggerev[] = {
 256         { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
 257         { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
 258         { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
 259         { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
 260         { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
 261         { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
 262         { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
 263         { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
 264         { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
 265         { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
 266         { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
 267         { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
 268         { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
 269         { 0, 0 }
 270 };
 271
 272 /* The set of possible capture button events */
 273 static struct sonypi_event sonypi_captureev[] = {
 274         { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
 275         { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
 276         { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
 277         { 0, 0 }
 278 };
 279
 280 /* The set of possible fnkeys events */
 281 static struct sonypi_event sonypi_fnkeyev[] = {
 282         { 0x10, SONYPI_EVENT_FNKEY_ESC },
 283         { 0x11, SONYPI_EVENT_FNKEY_F1 },
 284         { 0x12, SONYPI_EVENT_FNKEY_F2 },
 285         { 0x13, SONYPI_EVENT_FNKEY_F3 },
 286         { 0x14, SONYPI_EVENT_FNKEY_F4 },
 287         { 0x15, SONYPI_EVENT_FNKEY_F5 },
 288         { 0x16, SONYPI_EVENT_FNKEY_F6 },
 289         { 0x17, SONYPI_EVENT_FNKEY_F7 },
 290         { 0x18, SONYPI_EVENT_FNKEY_F8 },
 291         { 0x19, SONYPI_EVENT_FNKEY_F9 },
 292         { 0x1a, SONYPI_EVENT_FNKEY_F10 },
 293         { 0x1b, SONYPI_EVENT_FNKEY_F11 },
 294         { 0x1c, SONYPI_EVENT_FNKEY_F12 },
 295         { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
 296         { 0x21, SONYPI_EVENT_FNKEY_1 },
 297         { 0x22, SONYPI_EVENT_FNKEY_2 },
 298         { 0x31, SONYPI_EVENT_FNKEY_D },
 299         { 0x32, SONYPI_EVENT_FNKEY_E },
 300         { 0x33, SONYPI_EVENT_FNKEY_F },
 301         { 0x34, SONYPI_EVENT_FNKEY_S },
 302         { 0x35, SONYPI_EVENT_FNKEY_B },
 303         { 0x36, SONYPI_EVENT_FNKEY_ONLY },
 304         { 0, 0 }
 305 };
 306
 307 /* The set of possible program key events */
 308 static struct sonypi_event sonypi_pkeyev[] = {
 309         { 0x01, SONYPI_EVENT_PKEY_P1 },
 310         { 0x02, SONYPI_EVENT_PKEY_P2 },
 311         { 0x04, SONYPI_EVENT_PKEY_P3 },
 312         { 0x5c, SONYPI_EVENT_PKEY_P1 },
 313         { 0, 0 }
 314 };
 315
 316 /* The set of possible bluetooth events */
 317 static struct sonypi_event sonypi_blueev[] = {
 318         { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
 319         { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
 320         { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
 321         { 0, 0 }
 322 };
 323
 324 /* The set of possible wireless events */
 325 static struct sonypi_event sonypi_wlessev[] = {
 326         { 0x59, SONYPI_EVENT_WIRELESS_ON },
 327         { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
 328         { 0, 0 }
 329 };
 330
 331 /* The set of possible back button events */
 332 static struct sonypi_event sonypi_backev[] = {
 333         { 0x20, SONYPI_EVENT_BACK_PRESSED },
 334         { 0, 0 }
 335 };
 336
 337 /* The set of possible help button events */
 338 static struct sonypi_event sonypi_helpev[] = {
 339         { 0x3b, SONYPI_EVENT_HELP_PRESSED },
 340         { 0, 0 }
 341 };
 342
 343
 344 /* The set of possible lid events */
 345 static struct sonypi_event sonypi_lidev[] = {
 346         { 0x51, SONYPI_EVENT_LID_CLOSED },
 347         { 0x50, SONYPI_EVENT_LID_OPENED },
 348         { 0, 0 }
 349 };
 350
 351 /* The set of possible zoom events */
 352 static struct sonypi_event sonypi_zoomev[] = {
 353         { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
 354         { 0, 0 }
 355 };
 356
 357 /* The set of possible thumbphrase events */
 358 static struct sonypi_event sonypi_thumbphraseev[] = {
 359         { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
 360         { 0, 0 }
 361 };
 362
 363 /* The set of possible motioneye camera events */
 364 static struct sonypi_event sonypi_meyeev[] = {
 365         { 0x00, SONYPI_EVENT_MEYE_FACE },
 366         { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
 367         { 0, 0 }
 368 };
 369
 370 /* The set of possible memorystick events */
 371 static struct sonypi_event sonypi_memorystickev[] = {
 372         { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
 373         { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
 374         { 0, 0 }
 375 };
 376
 377 /* The set of possible battery events */
 378 static struct sonypi_event sonypi_batteryev[] = {
 379         { 0x20, SONYPI_EVENT_BATTERY_INSERT },
 380         { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
 381         { 0, 0 }
 382 };
 383
 384 static struct sonypi_eventtypes {
 385         int                     model;
 386         u8                      data;
 387         unsigned long           mask;
 388         struct sonypi_event *   events;
 389 } sonypi_eventtypes[] = {
 390         { SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev },
 391         { SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
 392         { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev },
 393         { SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
 394         { SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
 395         { SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
 396         { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
 397         { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
 398         { SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
 399         { SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
 400
 401         { SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev },
 402         { SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev },
 403         { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
 404         { SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
 405         { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
 406         { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
 407         { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
 408         { SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev },
 409         { SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_HELP_MASK, sonypi_helpev },
 410         { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev },
 411         { SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
 412         { SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
 413         { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
 414         { SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
 415         { SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
 416
 417         { SONYPI_DEVICE_MODEL_TYPE3, 0, 0xffffffff, sonypi_releaseev },
 418         { SONYPI_DEVICE_MODEL_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
 419         { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
 420         { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
 421         { SONYPI_DEVICE_MODEL_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
 422         { SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
 423         { 0 }
 424 };
 425
 426 #define SONYPI_BUF_SIZE 128
 427
 428 /* The name of the devices for the input device drivers */
 429 #define SONYPI_JOG_INPUTNAME    "Sony Vaio Jogdial"
 430 #define SONYPI_KEY_INPUTNAME    "Sony Vaio Keys"
 431
 432 /* Correspondance table between sonypi events and input layer events */
 433 static struct {
 434         int sonypiev;
 435         int inputev;
 436 } sonypi_inputkeys[] = {
 437         { SONYPI_EVENT_CAPTURE_PRESSED,         KEY_CAMERA },
 438         { SONYPI_EVENT_FNKEY_ONLY,              KEY_FN },
 439         { SONYPI_EVENT_FNKEY_ESC,               KEY_FN_ESC },
 440         { SONYPI_EVENT_FNKEY_F1,                KEY_FN_F1 },
 441         { SONYPI_EVENT_FNKEY_F2,                KEY_FN_F2 },
 442         { SONYPI_EVENT_FNKEY_F3,                KEY_FN_F3 },
 443         { SONYPI_EVENT_FNKEY_F4,                KEY_FN_F4 },
 444         { SONYPI_EVENT_FNKEY_F5,                KEY_FN_F5 },
 445         { SONYPI_EVENT_FNKEY_F6,                KEY_FN_F6 },
 446         { SONYPI_EVENT_FNKEY_F7,                KEY_FN_F7 },
 447         { SONYPI_EVENT_FNKEY_F8,                KEY_FN_F8 },
 448         { SONYPI_EVENT_FNKEY_F9,                KEY_FN_F9 },
 449         { SONYPI_EVENT_FNKEY_F10,               KEY_FN_F10 },
 450         { SONYPI_EVENT_FNKEY_F11,               KEY_FN_F11 },
 451         { SONYPI_EVENT_FNKEY_F12,               KEY_FN_F12 },
 452         { SONYPI_EVENT_FNKEY_1,                 KEY_FN_1 },
 453         { SONYPI_EVENT_FNKEY_2,                 KEY_FN_2 },
 454         { SONYPI_EVENT_FNKEY_D,                 KEY_FN_D },
 455         { SONYPI_EVENT_FNKEY_E,                 KEY_FN_E },
 456         { SONYPI_EVENT_FNKEY_F,                 KEY_FN_F },
 457         { SONYPI_EVENT_FNKEY_S,                 KEY_FN_S },
 458         { SONYPI_EVENT_FNKEY_B,                 KEY_FN_B },
 459         { SONYPI_EVENT_BLUETOOTH_PRESSED,       KEY_BLUE },
 460         { SONYPI_EVENT_BLUETOOTH_ON,            KEY_BLUE },
 461         { SONYPI_EVENT_PKEY_P1,                 KEY_PROG1 },
 462         { SONYPI_EVENT_PKEY_P2,                 KEY_PROG2 },
 463         { SONYPI_EVENT_PKEY_P3,                 KEY_PROG3 },
 464         { SONYPI_EVENT_BACK_PRESSED,            KEY_BACK },
 465         { SONYPI_EVENT_HELP_PRESSED,            KEY_HELP },
 466         { SONYPI_EVENT_ZOOM_PRESSED,            KEY_ZOOM },
 467         { SONYPI_EVENT_THUMBPHRASE_PRESSED,     BTN_THUMB },
 468         { 0, 0 },
 469 };
 470
 471 struct sonypi_keypress {
 472         struct input_dev *dev;
 473         int key;
 474 };
 475
 476 static struct sonypi_device {
 477         struct pci_dev *dev;
 478         struct platform_device *pdev;
 479         u16 irq;
 480         u16 bits;
 481         u16 ioport1;
 482         u16 ioport2;
 483         u16 region_size;
 484         u16 evtype_offset;
 485         int camera_power;
 486         int bluetooth_power;
 487         struct semaphore lock;
 488         struct kfifo *fifo;
 489         spinlock_t fifo_lock;
 490         wait_queue_head_t fifo_proc_list;
 491         struct fasync_struct *fifo_async;
 492         int open_count;
 493         int model;
 494         struct input_dev input_jog_dev;
 495         struct input_dev input_key_dev;
 496         struct work_struct input_work;
 497         struct kfifo *input_fifo;
 498         spinlock_t input_fifo_lock;
 499 } sonypi_device;
 500
 501 #define ITERATIONS_LONG         10000
 502 #define ITERATIONS_SHORT        10
 503
 504 #define wait_on_command(quiet, command, iterations) { \
 505         unsigned int n = iterations; \
 506         while (--n && (command)) \
 507                 udelay(1); \
 508         if (!n && (verbose || !quiet)) \
 509                 printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __FUNCTION__, __LINE__); \
 510 }
 511
 512 #ifdef CONFIG_ACPI
 513 #define SONYPI_ACPI_ACTIVE (!acpi_disabled)
 514 #else
 515 #define SONYPI_ACPI_ACTIVE 0
 516 #endif                          /* CONFIG_ACPI */
 517
 518 static int sonypi_ec_write(u8 addr, u8 value)
 519 {
 520 #ifdef CONFIG_ACPI_EC
 521         if (SONYPI_ACPI_ACTIVE)
 522                 return ec_write(addr, value);
 523 #endif
 524         wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG);
 525         outb_p(0x81, SONYPI_CST_IOPORT);
 526         wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
 527         outb_p(addr, SONYPI_DATA_IOPORT);
 528         wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
 529         outb_p(value, SONYPI_DATA_IOPORT);
 530         wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
 531         return 0;
 532 }
 533
 534 static int sonypi_ec_read(u8 addr, u8 *value)
 535 {
 536 #ifdef CONFIG_ACPI_EC
 537         if (SONYPI_ACPI_ACTIVE)
 538                 return ec_read(addr, value);
 539 #endif
 540         wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG);
 541         outb_p(0x80, SONYPI_CST_IOPORT);
 542         wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
 543         outb_p(addr, SONYPI_DATA_IOPORT);
 544         wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
 545         *value = inb_p(SONYPI_DATA_IOPORT);
 546         return 0;
 547 }
 548
 549 static int ec_read16(u8 addr, u16 *value)
 550 {
 551         u8 val_lb, val_hb;
 552         if (sonypi_ec_read(addr, &val_lb))
 553                 return -1;
 554         if (sonypi_ec_read(addr + 1, &val_hb))
 555                 return -1;
 556         *value = val_lb | (val_hb << 8);
 557         return 0;
 558 }
 559
 560 /* Initializes the device - this comes from the AML code in the ACPI bios */
 561 static void sonypi_type1_srs(void)
 562 {
 563         u32 v;
 564
 565         pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
 566         v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1);
 567         pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
 568
 569         pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
 570         v = (v & 0xFFF0FFFF) |
 571             (((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16);
 572         pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
 573
 574         v = inl(SONYPI_IRQ_PORT);
 575         v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT);
 576         v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT);
 577         outl(v, SONYPI_IRQ_PORT);
 578
 579         pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
 580         v = (v & 0xFF1FFFFF) | 0x00C00000;
 581         pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
 582 }
 583
 584 static void sonypi_type2_srs(void)
 585 {
 586         if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8))
 587                 printk(KERN_WARNING "ec_write failed\n");
 588         if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF))
 589                 printk(KERN_WARNING "ec_write failed\n");
 590         if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits))
 591                 printk(KERN_WARNING "ec_write failed\n");
 592         udelay(10);
 593 }
 594
 595 static void sonypi_type3_srs(void)
 596 {
 597         u16 v16;
 598         u8  v8;
 599
 600         /* This model type uses the same initialiazation of
 601          * the embedded controller as the type2 models. */
 602         sonypi_type2_srs();
 603
 604         /* Initialization of PCI config space of the LPC interface bridge. */
 605         v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01;
 606         pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16);
 607         pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8);
 608         v8 = (v8 & 0xCF) | 0x10;
 609         pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8);
 610 }
 611
 612 /* Disables the device - this comes from the AML code in the ACPI bios */
 613 static void sonypi_type1_dis(void)
 614 {
 615         u32 v;
 616
 617         pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
 618         v = v & 0xFF3FFFFF;
 619         pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
 620
 621         v = inl(SONYPI_IRQ_PORT);
 622         v |= (0x3 << SONYPI_IRQ_SHIFT);
 623         outl(v, SONYPI_IRQ_PORT);
 624 }
 625
 626 static void sonypi_type2_dis(void)
 627 {
 628         if (sonypi_ec_write(SONYPI_SHIB, 0))
 629                 printk(KERN_WARNING "ec_write failed\n");
 630         if (sonypi_ec_write(SONYPI_SLOB, 0))
 631                 printk(KERN_WARNING "ec_write failed\n");
 632         if (sonypi_ec_write(SONYPI_SIRQ, 0))
 633                 printk(KERN_WARNING "ec_write failed\n");
 634 }
 635
 636 static void sonypi_type3_dis(void)
 637 {
 638         sonypi_type2_dis();
 639         udelay(10);
 640         pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0);
 641 }
 642
 643 static u8 sonypi_call1(u8 dev)
 644 {
 645         u8 v1, v2;
 646
 647         wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
 648         outb(dev, sonypi_device.ioport2);
 649         v1 = inb_p(sonypi_device.ioport2);
 650         v2 = inb_p(sonypi_device.ioport1);
 651         return v2;
 652 }
 653
 654 static u8 sonypi_call2(u8 dev, u8 fn)
 655 {
 656         u8 v1;
 657
 658         wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
 659         outb(dev, sonypi_device.ioport2);
 660         wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
 661         outb(fn, sonypi_device.ioport1);
 662         v1 = inb_p(sonypi_device.ioport1);
 663         return v1;
 664 }
 665
 666 static u8 sonypi_call3(u8 dev, u8 fn, u8 v)
 667 {
 668         u8 v1;
 669
 670         wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
 671         outb(dev, sonypi_device.ioport2);
 672         wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
 673         outb(fn, sonypi_device.ioport1);
 674         wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
 675         outb(v, sonypi_device.ioport1);
 676         v1 = inb_p(sonypi_device.ioport1);
 677         return v1;
 678 }
 679
 680 #if 0
 681 /* Get brightness, hue etc. Unreliable... */
 682 static u8 sonypi_read(u8 fn)
 683 {
 684         u8 v1, v2;
 685         int n = 100;
 686
 687         while (n--) {
 688                 v1 = sonypi_call2(0x8f, fn);
 689                 v2 = sonypi_call2(0x8f, fn);
 690                 if (v1 == v2 && v1 != 0xff)
 691                         return v1;
 692         }
 693         return 0xff;
 694 }
 695 #endif
 696
 697 /* Set brightness, hue etc */
 698 static void sonypi_set(u8 fn, u8 v)
 699 {
 700         wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT);
 701 }
 702
 703 /* Tests if the camera is ready */
 704 static int sonypi_camera_ready(void)
 705 {
 706         u8 v;
 707
 708         v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS);
 709         return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
 710 }
 711
 712 /* Turns the camera off */
 713 static void sonypi_camera_off(void)
 714 {
 715         sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK);
 716
 717         if (!sonypi_device.camera_power)
 718                 return;
 719
 720         sonypi_call2(0x91, 0);
 721         sonypi_device.camera_power = 0;
 722 }
 723
 724 /* Turns the camera on */
 725 static void sonypi_camera_on(void)
 726 {
 727         int i, j;
 728
 729         if (sonypi_device.camera_power)
 730                 return;
 731
 732         for (j = 5; j > 0; j--) {
 733
 734                 while (sonypi_call2(0x91, 0x1))
 735                         msleep(10);
 736                 sonypi_call1(0x93);
 737
 738                 for (i = 400; i > 0; i--) {
 739                         if (sonypi_camera_ready())
 740                                 break;
 741                         msleep(10);
 742                 }
 743                 if (i)
 744                         break;
 745         }
 746
 747         if (j == 0) {
 748                 printk(KERN_WARNING "sonypi: failed to power on camera\n");
 749                 return;
 750         }
 751
 752         sonypi_set(0x10, 0x5a);
 753         sonypi_device.camera_power = 1;
 754 }
 755
 756 /* sets the bluetooth subsystem power state */
 757 static void sonypi_setbluetoothpower(u8 state)
 758 {
 759         state = !!state;
 760
 761         if (sonypi_device.bluetooth_power == state)
 762                 return;
 763
 764         sonypi_call2(0x96, state);
 765         sonypi_call1(0x82);
 766         sonypi_device.bluetooth_power = state;
 767 }
 768
 769 static void input_keyrelease(void *data)
 770 {
 771         struct sonypi_keypress kp;
 772
 773         while (kfifo_get(sonypi_device.input_fifo, (unsigned char *)&kp,
 774                          sizeof(kp)) == sizeof(kp)) {
 775                 msleep(10);
 776                 input_report_key(kp.dev, kp.key, 0);
 777                 input_sync(kp.dev);
 778         }
 779 }
 780
 781 static void sonypi_report_input_event(u8 event)
 782 {
 783         struct input_dev *jog_dev = &sonypi_device.input_jog_dev;
 784         struct input_dev *key_dev = &sonypi_device.input_key_dev;
 785         struct sonypi_keypress kp = { NULL };
 786         int i;
 787
 788         switch (event) {
 789         case SONYPI_EVENT_JOGDIAL_UP:
 790         case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
 791                 input_report_rel(jog_dev, REL_WHEEL, 1);
 792                 input_sync(jog_dev);
 793                 break;
 794
 795         case SONYPI_EVENT_JOGDIAL_DOWN:
 796         case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
 797                 input_report_rel(jog_dev, REL_WHEEL, -1);
 798                 input_sync(jog_dev);
 799                 break;
 800
 801         case SONYPI_EVENT_JOGDIAL_PRESSED:
 802                 kp.key = BTN_MIDDLE;
 803                 kp.dev = jog_dev;
 804                 break;
 805
 806         case SONYPI_EVENT_FNKEY_RELEASED:
 807                 /* Nothing, not all VAIOs generate this event */
 808                 break;
 809
 810         default:
 811                 for (i = 0; sonypi_inputkeys[i].sonypiev; i++)
 812                         if (event == sonypi_inputkeys[i].sonypiev) {
 813                                 kp.dev = key_dev;
 814                                 kp.key = sonypi_inputkeys[i].inputev;
 815                                 break;
 816                         }
 817                 break;
 818         }
 819
 820         if (kp.dev) {
 821                 input_report_key(kp.dev, kp.key, 1);
 822                 input_sync(kp.dev);
 823                 kfifo_put(sonypi_device.input_fifo,
 824                           (unsigned char *)&kp, sizeof(kp));
 825                 schedule_work(&sonypi_device.input_work);
 826         }
 827 }
 828
 829 /* Interrupt handler: some event is available */
 830 static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs)
 831 {
 832         u8 v1, v2, event = 0;
 833         int i, j;
 834
 835         v1 = inb_p(sonypi_device.ioport1);
 836         v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset);
 837
 838         for (i = 0; sonypi_eventtypes[i].model; i++) {
 839                 if (sonypi_device.model != sonypi_eventtypes[i].model)
 840                         continue;
 841                 if ((v2 & sonypi_eventtypes[i].data) !=
 842                     sonypi_eventtypes[i].data)
 843                         continue;
 844                 if (!(mask & sonypi_eventtypes[i].mask))
 845                         continue;
 846                 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) {
 847                         if (v1 == sonypi_eventtypes[i].events[j].data) {
 848                                 event = sonypi_eventtypes[i].events[j].event;
 849                                 goto found;
 850                         }
 851                 }
 852         }
 853
 854         if (verbose)
 855                 printk(KERN_WARNING
 856                        "sonypi: unknown event port1=0x%02x,port2=0x%02x\n",
 857                        v1, v2);
 858         /* We need to return IRQ_HANDLED here because there *are*
 859          * events belonging to the sonypi device we don't know about,
 860          * but we still don't want those to pollute the logs... */
 861         return IRQ_HANDLED;
 862
 863 found:
 864         if (verbose > 1)
 865                 printk(KERN_INFO
 866                        "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2);
 867
 868         if (useinput)
 869                 sonypi_report_input_event(event);
 870
 871         kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event));
 872         kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN);
 873         wake_up_interruptible(&sonypi_device.fifo_proc_list);
 874
 875         return IRQ_HANDLED;
 876 }
 877
 878 /* External camera command (exported to the motion eye v4l driver) */
 879 int sonypi_camera_command(int command, u8 value)
 880 {
 881         if (!camera)
 882                 return -EIO;
 883
 884         down(&sonypi_device.lock);
 885
 886         switch (command) {
 887         case SONYPI_COMMAND_SETCAMERA:
 888                 if (value)
 889                         sonypi_camera_on();
 890                 else
 891                         sonypi_camera_off();
 892                 break;
 893         case SONYPI_COMMAND_SETCAMERABRIGHTNESS:
 894                 sonypi_set(SONYPI_CAMERA_BRIGHTNESS, value);
 895                 break;
 896         case SONYPI_COMMAND_SETCAMERACONTRAST:
 897                 sonypi_set(SONYPI_CAMERA_CONTRAST, value);
 898                 break;
 899         case SONYPI_COMMAND_SETCAMERAHUE:
 900                 sonypi_set(SONYPI_CAMERA_HUE, value);
 901                 break;
 902         case SONYPI_COMMAND_SETCAMERACOLOR:
 903                 sonypi_set(SONYPI_CAMERA_COLOR, value);
 904                 break;
 905         case SONYPI_COMMAND_SETCAMERASHARPNESS:
 906                 sonypi_set(SONYPI_CAMERA_SHARPNESS, value);
 907                 break;
 908         case SONYPI_COMMAND_SETCAMERAPICTURE:
 909                 sonypi_set(SONYPI_CAMERA_PICTURE, value);
 910                 break;
 911         case SONYPI_COMMAND_SETCAMERAAGC:
 912                 sonypi_set(SONYPI_CAMERA_AGC, value);
 913                 break;
 914         default:
 915                 printk(KERN_ERR "sonypi: sonypi_camera_command invalid: %d\n",
 916                        command);
 917                 break;
 918         }
 919         up(&sonypi_device.lock);
 920         return 0;
 921 }
 922
 923 EXPORT_SYMBOL(sonypi_camera_command);
 924
 925 static int sonypi_misc_fasync(int fd, struct file *filp, int on)
 926 {
 927         int retval;
 928
 929         retval = fasync_helper(fd, filp, on, &sonypi_device.fifo_async);
 930         if (retval < 0)
 931                 return retval;
 932         return 0;
 933 }
 934
 935 static int sonypi_misc_release(struct inode *inode, struct file *file)
 936 {
 937         sonypi_misc_fasync(-1, file, 0);
 938         down(&sonypi_device.lock);
 939         sonypi_device.open_count--;
 940         up(&sonypi_device.lock);
 941         return 0;
 942 }
 943
 944 static int sonypi_misc_open(struct inode *inode, struct file *file)
 945 {
 946         down(&sonypi_device.lock);
 947         /* Flush input queue on first open */
 948         if (!sonypi_device.open_count)
 949                 kfifo_reset(sonypi_device.fifo);
 950         sonypi_device.open_count++;
 951         up(&sonypi_device.lock);
 952         return 0;
 953 }
 954
 955 static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
 956                                 size_t count, loff_t *pos)
 957 {
 958         ssize_t ret;
 959         unsigned char c;
 960
 961         if ((kfifo_len(sonypi_device.fifo) == 0) &&
 962             (file->f_flags & O_NONBLOCK))
 963                 return -EAGAIN;
 964
 965         ret = wait_event_interruptible(sonypi_device.fifo_proc_list,
 966                                        kfifo_len(sonypi_device.fifo) != 0);
 967         if (ret)
 968                 return ret;
 969
 970         while (ret < count &&
 971                (kfifo_get(sonypi_device.fifo, &c, sizeof(c)) == sizeof(c))) {
 972                 if (put_user(c, buf++))
 973                         return -EFAULT;
 974                 ret++;
 975         }
 976
 977         if (ret > 0) {
 978                 struct inode *inode = file->f_dentry->d_inode;
 979                 inode->i_atime = current_fs_time(inode->i_sb);
 980         }
 981
 982         return ret;
 983 }
 984
 985 static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
 986 {
 987         poll_wait(file, &sonypi_device.fifo_proc_list, wait);
 988         if (kfifo_len(sonypi_device.fifo))
 989                 return POLLIN | POLLRDNORM;
 990         return 0;
 991 }
 992
 993 static int sonypi_misc_ioctl(struct inode *ip, struct file *fp,
 994                              unsigned int cmd, unsigned long arg)
 995 {
 996         int ret = 0;
 997         void __user *argp = (void __user *)arg;
 998         u8 val8;
 999         u16 val16;
1000
1001         down(&sonypi_device.lock);
1002         switch (cmd) {
1003         case SONYPI_IOCGBRT:
1004                 if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) {
1005                         ret = -EIO;
1006                         break;
1007                 }
1008                 if (copy_to_user(argp, &val8, sizeof(val8)))
1009                         ret = -EFAULT;
1010                 break;
1011         case SONYPI_IOCSBRT:
1012                 if (copy_from_user(&val8, argp, sizeof(val8))) {
1013                         ret = -EFAULT;
1014                         break;
1015                 }
1016                 if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8))
1017                         ret = -EIO;
1018                 break;
1019         case SONYPI_IOCGBAT1CAP:
1020                 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
1021                         ret = -EIO;
1022                         break;
1023                 }
1024                 if (copy_to_user(argp, &val16, sizeof(val16)))
1025                         ret = -EFAULT;
1026                 break;
1027         case SONYPI_IOCGBAT1REM:
1028                 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
1029                         ret = -EIO;
1030                         break;
1031                 }
1032                 if (copy_to_user(argp, &val16, sizeof(val16)))
1033                         ret = -EFAULT;
1034                 break;
1035         case SONYPI_IOCGBAT2CAP:
1036                 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
1037                         ret = -EIO;
1038                         break;
1039                 }
1040                 if (copy_to_user(argp, &val16, sizeof(val16)))
1041                         ret = -EFAULT;
1042                 break;
1043         case SONYPI_IOCGBAT2REM:
1044                 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
1045                         ret = -EIO;
1046                         break;
1047                 }
1048                 if (copy_to_user(argp, &val16, sizeof(val16)))
1049                         ret = -EFAULT;
1050                 break;
1051         case SONYPI_IOCGBATFLAGS:
1052                 if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) {
1053                         ret = -EIO;
1054                         break;
1055                 }
1056                 val8 &= 0x07;
1057                 if (copy_to_user(argp, &val8, sizeof(val8)))
1058                         ret = -EFAULT;
1059                 break;
1060         case SONYPI_IOCGBLUE:
1061                 val8 = sonypi_device.bluetooth_power;
1062                 if (copy_to_user(argp, &val8, sizeof(val8)))
1063                         ret = -EFAULT;
1064                 break;
1065         case SONYPI_IOCSBLUE:
1066                 if (copy_from_user(&val8, argp, sizeof(val8))) {
1067                         ret = -EFAULT;
1068                         break;
1069                 }
1070                 sonypi_setbluetoothpower(val8);
1071                 break;
1072         /* FAN Controls */
1073         case SONYPI_IOCGFAN:
1074                 if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) {
1075                         ret = -EIO;
1076                         break;
1077                 }
1078                 if (copy_to_user(argp, &val8, sizeof(val8)))
1079                         ret = -EFAULT;
1080                 break;
1081         case SONYPI_IOCSFAN:
1082                 if (copy_from_user(&val8, argp, sizeof(val8))) {
1083                         ret = -EFAULT;
1084                         break;
1085                 }
1086                 if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8))
1087                         ret = -EIO;
1088                 break;
1089         /* GET Temperature (useful under APM) */
1090         case SONYPI_IOCGTEMP:
1091                 if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) {
1092                         ret = -EIO;
1093                         break;
1094                 }
1095                 if (copy_to_user(argp, &val8, sizeof(val8)))
1096                         ret = -EFAULT;
1097                 break;
1098         default:
1099                 ret = -EINVAL;
1100         }
1101         up(&sonypi_device.lock);
1102         return ret;
1103 }
1104
1105 static struct file_operations sonypi_misc_fops = {
1106         .owner          = THIS_MODULE,
1107         .read           = sonypi_misc_read,
1108         .poll           = sonypi_misc_poll,
1109         .open           = sonypi_misc_open,
1110         .release        = sonypi_misc_release,
1111         .fasync         = sonypi_misc_fasync,
1112         .ioctl          = sonypi_misc_ioctl,
1113 };
1114
1115 static struct miscdevice sonypi_misc_device = {
1116         .minor          = MISC_DYNAMIC_MINOR,
1117         .name           = "sonypi",
1118         .fops           = &sonypi_misc_fops,
1119 };
1120
1121 static void sonypi_enable(unsigned int camera_on)
1122 {
1123         switch (sonypi_device.model) {
1124         case SONYPI_DEVICE_MODEL_TYPE1:
1125                 sonypi_type1_srs();
1126                 break;
1127         case SONYPI_DEVICE_MODEL_TYPE2:
1128                 sonypi_type2_srs();
1129                 break;
1130         case SONYPI_DEVICE_MODEL_TYPE3:
1131                 sonypi_type3_srs();
1132                 break;
1133         }
1134
1135         sonypi_call1(0x82);
1136         sonypi_call2(0x81, 0xff);
1137         sonypi_call1(compat ? 0x92 : 0x82);
1138
1139         /* Enable ACPI mode to get Fn key events */
1140         if (!SONYPI_ACPI_ACTIVE && fnkeyinit)
1141                 outb(0xf0, 0xb2);
1142
1143         if (camera && camera_on)
1144                 sonypi_camera_on();
1145 }
1146
1147 static int sonypi_disable(void)
1148 {
1149         sonypi_call2(0x81, 0);  /* make sure we don't get any more events */
1150         if (camera)
1151                 sonypi_camera_off();
1152
1153         /* disable ACPI mode */
1154         if (!SONYPI_ACPI_ACTIVE && fnkeyinit)
1155                 outb(0xf1, 0xb2);
1156
1157         switch (sonypi_device.model) {
1158         case SONYPI_DEVICE_MODEL_TYPE1:
1159                 sonypi_type1_dis();
1160                 break;
1161         case SONYPI_DEVICE_MODEL_TYPE2:
1162                 sonypi_type2_dis();
1163                 break;
1164         case SONYPI_DEVICE_MODEL_TYPE3:
1165                 sonypi_type3_dis();
1166                 break;
1167         }
1168
1169         return 0;
1170 }
1171
1172 #ifdef CONFIG_PM
1173 static int old_camera_power;
1174
1175 static int sonypi_suspend(struct device *dev, pm_message_t state, u32 level)
1176 {
1177         if (level == SUSPEND_DISABLE) {
1178                 old_camera_power = sonypi_device.camera_power;
1179                 sonypi_disable();
1180         }
1181         return 0;
1182 }
1183
1184 static int sonypi_resume(struct device *dev, u32 level)
1185 {
1186         if (level == RESUME_ENABLE)
1187                 sonypi_enable(old_camera_power);
1188         return 0;
1189 }
1190 #endif
1191
1192 static void sonypi_shutdown(struct device *dev)
1193 {
1194         sonypi_disable();
1195 }
1196
1197 static struct device_driver sonypi_driver = {
1198         .name           = "sonypi",
1199         .bus            = &platform_bus_type,
1200 #ifdef CONFIG_PM
1201         .suspend        = sonypi_suspend,
1202         .resume         = sonypi_resume,
1203 #endif
1204         .shutdown       = sonypi_shutdown,
1205 };
1206
1207 static int __devinit sonypi_probe(void)
1208 {
1209         int i, ret;
1210         struct sonypi_ioport_list *ioport_list;
1211         struct sonypi_irq_list *irq_list;
1212         struct pci_dev *pcidev;
1213
1214         if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1215                                      PCI_DEVICE_ID_INTEL_82371AB_3, NULL)))
1216                 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1;
1217         else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1218                                           PCI_DEVICE_ID_INTEL_ICH6_1, NULL)))
1219                 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3;
1220         else
1221                 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2;
1222
1223         sonypi_device.dev = pcidev;
1224
1225         spin_lock_init(&sonypi_device.fifo_lock);
1226         sonypi_device.fifo = kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL,
1227                                          &sonypi_device.fifo_lock);
1228         if (IS_ERR(sonypi_device.fifo)) {
1229                 printk(KERN_ERR "sonypi: kfifo_alloc failed\n");
1230                 ret = PTR_ERR(sonypi_device.fifo);
1231                 goto out_fifo;
1232         }
1233
1234         init_waitqueue_head(&sonypi_device.fifo_proc_list);
1235         init_MUTEX(&sonypi_device.lock);
1236         sonypi_device.bluetooth_power = -1;
1237
1238         if (pcidev && pci_enable_device(pcidev)) {
1239                 printk(KERN_ERR "sonypi: pci_enable_device failed\n");
1240                 ret = -EIO;
1241                 goto out_pcienable;
1242         }
1243
1244         if (minor != -1)
1245                 sonypi_misc_device.minor = minor;
1246         if ((ret = misc_register(&sonypi_misc_device))) {
1247                 printk(KERN_ERR "sonypi: misc_register failed\n");
1248                 goto out_miscreg;
1249         }
1250
1251
1252         if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) {
1253                 ioport_list = sonypi_type1_ioport_list;
1254                 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE;
1255                 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET;
1256                 irq_list = sonypi_type1_irq_list;
1257         } else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) {
1258                 ioport_list = sonypi_type2_ioport_list;
1259                 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE;
1260                 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET;
1261                 irq_list = sonypi_type2_irq_list;
1262         } else {
1263                 ioport_list = sonypi_type3_ioport_list;
1264                 sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE;
1265                 sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET;
1266                 irq_list = sonypi_type3_irq_list;
1267         }
1268
1269         for (i = 0; ioport_list[i].port1; i++) {
1270                 if (request_region(ioport_list[i].port1,
1271                                    sonypi_device.region_size,
1272                                    "Sony Programable I/O Device")) {
1273                         /* get the ioport */
1274                         sonypi_device.ioport1 = ioport_list[i].port1;
1275                         sonypi_device.ioport2 = ioport_list[i].port2;
1276                         break;
1277                 }
1278         }
1279         if (!sonypi_device.ioport1) {
1280                 printk(KERN_ERR "sonypi: request_region failed\n");
1281                 ret = -ENODEV;
1282                 goto out_reqreg;
1283         }
1284
1285         for (i = 0; irq_list[i].irq; i++) {
1286
1287                 sonypi_device.irq = irq_list[i].irq;
1288                 sonypi_device.bits = irq_list[i].bits;
1289
1290                 if (!request_irq(sonypi_device.irq, sonypi_irq,
1291                                  SA_SHIRQ, "sonypi", sonypi_irq))
1292                         break;
1293         }
1294
1295         if (!irq_list[i].irq) {
1296                 printk(KERN_ERR "sonypi: request_irq failed\n");
1297                 ret = -ENODEV;
1298                 goto out_reqirq;
1299         }
1300
1301         if (useinput) {
1302                 /* Initialize the Input Drivers: jogdial */
1303                 int i;
1304                 sonypi_device.input_jog_dev.evbit[0] =
1305                         BIT(EV_KEY) | BIT(EV_REL);
1306                 sonypi_device.input_jog_dev.keybit[LONG(BTN_MOUSE)] =
1307                         BIT(BTN_MIDDLE);
1308                 sonypi_device.input_jog_dev.relbit[0] = BIT(REL_WHEEL);
1309                 sonypi_device.input_jog_dev.name = SONYPI_JOG_INPUTNAME;
1310                 sonypi_device.input_jog_dev.id.bustype = BUS_ISA;
1311                 sonypi_device.input_jog_dev.id.vendor = PCI_VENDOR_ID_SONY;
1312
1313                 input_register_device(&sonypi_device.input_jog_dev);
1314                 printk(KERN_INFO "%s input method installed.\n",
1315                        sonypi_device.input_jog_dev.name);
1316
1317                 /* Initialize the Input Drivers: special keys */
1318                 sonypi_device.input_key_dev.evbit[0] = BIT(EV_KEY);
1319                 for (i = 0; sonypi_inputkeys[i].sonypiev; i++)
1320                         if (sonypi_inputkeys[i].inputev)
1321                                 set_bit(sonypi_inputkeys[i].inputev,
1322                                         sonypi_device.input_key_dev.keybit);
1323                 sonypi_device.input_key_dev.name = SONYPI_KEY_INPUTNAME;
1324                 sonypi_device.input_key_dev.id.bustype = BUS_ISA;
1325                 sonypi_device.input_key_dev.id.vendor = PCI_VENDOR_ID_SONY;
1326
1327                 input_register_device(&sonypi_device.input_key_dev);
1328                 printk(KERN_INFO "%s input method installed.\n",
1329                        sonypi_device.input_key_dev.name);
1330
1331                 spin_lock_init(&sonypi_device.input_fifo_lock);
1332                 sonypi_device.input_fifo =
1333                         kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL,
1334                                     &sonypi_device.input_fifo_lock);
1335                 if (IS_ERR(sonypi_device.input_fifo)) {
1336                         printk(KERN_ERR "sonypi: kfifo_alloc failed\n");
1337                         ret = PTR_ERR(sonypi_device.input_fifo);
1338                         goto out_infifo;
1339                 }
1340
1341                 INIT_WORK(&sonypi_device.input_work, input_keyrelease, NULL);
1342         }
1343
1344         sonypi_device.pdev = platform_device_register_simple("sonypi", -1,
1345                                                              NULL, 0);
1346         if (IS_ERR(sonypi_device.pdev)) {
1347                 ret = PTR_ERR(sonypi_device.pdev);
1348                 goto out_platformdev;
1349         }
1350
1351         sonypi_enable(0);
1352
1353         printk(KERN_INFO "sonypi: Sony Programmable I/O Controller Driver"
1354                "v%s.\n", SONYPI_DRIVER_VERSION);
1355         printk(KERN_INFO "sonypi: detected type%d model, "
1356                "verbose = %d, fnkeyinit = %s, camera = %s, "
1357                "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n",
1358                sonypi_device.model,
1359                verbose,
1360                fnkeyinit ? "on" : "off",
1361                camera ? "on" : "off",
1362                compat ? "on" : "off",
1363                mask,
1364                useinput ? "on" : "off",
1365                SONYPI_ACPI_ACTIVE ? "on" : "off");
1366         printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n",
1367                sonypi_device.irq,
1368                sonypi_device.ioport1, sonypi_device.ioport2);
1369
1370         if (minor == -1)
1371                 printk(KERN_INFO "sonypi: device allocated minor is %d\n",
1372                        sonypi_misc_device.minor);
1373
1374         return 0;
1375
1376 out_platformdev:
1377         kfifo_free(sonypi_device.input_fifo);
1378 out_infifo:
1379         input_unregister_device(&sonypi_device.input_key_dev);
1380         input_unregister_device(&sonypi_device.input_jog_dev);
1381         free_irq(sonypi_device.irq, sonypi_irq);
1382 out_reqirq:
1383         release_region(sonypi_device.ioport1, sonypi_device.region_size);
1384 out_reqreg:
1385         misc_deregister(&sonypi_misc_device);
1386 out_miscreg:
1387         if (pcidev)
1388                 pci_disable_device(pcidev);
1389 out_pcienable:
1390         kfifo_free(sonypi_device.fifo);
1391 out_fifo:
1392         pci_dev_put(sonypi_device.dev);
1393         return ret;
1394 }
1395
1396 static void __devexit sonypi_remove(void)
1397 {
1398         sonypi_disable();
1399
1400         synchronize_sched();  /* Allow sonypi interrupt to complete. */
1401         flush_scheduled_work();
1402
1403         platform_device_unregister(sonypi_device.pdev);
1404
1405         if (useinput) {
1406                 input_unregister_device(&sonypi_device.input_key_dev);
1407                 input_unregister_device(&sonypi_device.input_jog_dev);
1408                 kfifo_free(sonypi_device.input_fifo);
1409         }
1410
1411         free_irq(sonypi_device.irq, sonypi_irq);
1412         release_region(sonypi_device.ioport1, sonypi_device.region_size);
1413         misc_deregister(&sonypi_misc_device);
1414         if (sonypi_device.dev)
1415                 pci_disable_device(sonypi_device.dev);
1416         kfifo_free(sonypi_device.fifo);
1417         pci_dev_put(sonypi_device.dev);
1418         printk(KERN_INFO "sonypi: removed.\n");
1419 }
1420
1421 static struct dmi_system_id __initdata sonypi_dmi_table[] = {
1422         {
1423                 .ident = "Sony Vaio",
1424                 .matches = {
1425                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
1426                         DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
1427                 },
1428         },
1429         {
1430                 .ident = "Sony Vaio",
1431                 .matches = {
1432                         DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
1433                         DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
1434                 },
1435         },
1436         { }
1437 };
1438
1439 static int __init sonypi_init(void)
1440 {
1441         int ret;
1442
1443         if (!dmi_check_system(sonypi_dmi_table))
1444                 return -ENODEV;
1445
1446         ret = driver_register(&sonypi_driver);
1447         if (ret)
1448                 return ret;
1449
1450         ret = sonypi_probe();
1451         if (ret)
1452                 driver_unregister(&sonypi_driver);
1453
1454         return ret;
1455 }
1456
1457 static void __exit sonypi_exit(void)
1458 {
1459         driver_unregister(&sonypi_driver);
1460         sonypi_remove();
1461 }
1462
1463 module_init(sonypi_init);
1464 module_exit(sonypi_exit);