linux/drivers/hid/hid-debug.c
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   1/*
   2 *  (c) 1999 Andreas Gal                <gal@cs.uni-magdeburg.de>
   3 *  (c) 2000-2001 Vojtech Pavlik        <vojtech@ucw.cz>
   4 *  (c) 2007 Jiri Kosina
   5 *
   6 *  Some debug stuff for the HID parser.
   7 */
   8
   9/*
  10 * This program is free software; you can redistribute it and/or modify
  11 * it under the terms of the GNU General Public License as published by
  12 * the Free Software Foundation; either version 2 of the License, or
  13 * (at your option) any later version.
  14 *
  15 * This program is distributed in the hope that it will be useful,
  16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 * GNU General Public License for more details.
  19 *
  20 * You should have received a copy of the GNU General Public License
  21 * along with this program; if not, write to the Free Software
  22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  23 *
  24 * Should you need to contact me, the author, you can do so either by
  25 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
  26 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
  27 */
  28
  29#include <linux/hid.h>
  30#include <linux/hid-debug.h>
  31
  32struct hid_usage_entry {
  33        unsigned  page;
  34        unsigned  usage;
  35        const char     *description;
  36};
  37
  38static const struct hid_usage_entry hid_usage_table[] = {
  39  {  0,      0, "Undefined" },
  40  {  1,      0, "GenericDesktop" },
  41    {0, 0x01, "Pointer"},
  42    {0, 0x02, "Mouse"},
  43    {0, 0x04, "Joystick"},
  44    {0, 0x05, "GamePad"},
  45    {0, 0x06, "Keyboard"},
  46    {0, 0x07, "Keypad"},
  47    {0, 0x08, "MultiAxis"},
  48      {0, 0x30, "X"},
  49      {0, 0x31, "Y"},
  50      {0, 0x32, "Z"},
  51      {0, 0x33, "Rx"},
  52      {0, 0x34, "Ry"},
  53      {0, 0x35, "Rz"},
  54      {0, 0x36, "Slider"},
  55      {0, 0x37, "Dial"},
  56      {0, 0x38, "Wheel"},
  57      {0, 0x39, "HatSwitch"},
  58    {0, 0x3a, "CountedBuffer"},
  59      {0, 0x3b, "ByteCount"},
  60      {0, 0x3c, "MotionWakeup"},
  61      {0, 0x3d, "Start"},
  62      {0, 0x3e, "Select"},
  63      {0, 0x40, "Vx"},
  64      {0, 0x41, "Vy"},
  65      {0, 0x42, "Vz"},
  66      {0, 0x43, "Vbrx"},
  67      {0, 0x44, "Vbry"},
  68      {0, 0x45, "Vbrz"},
  69      {0, 0x46, "Vno"},
  70    {0, 0x80, "SystemControl"},
  71      {0, 0x81, "SystemPowerDown"},
  72      {0, 0x82, "SystemSleep"},
  73      {0, 0x83, "SystemWakeUp"},
  74      {0, 0x84, "SystemContextMenu"},
  75      {0, 0x85, "SystemMainMenu"},
  76      {0, 0x86, "SystemAppMenu"},
  77      {0, 0x87, "SystemMenuHelp"},
  78      {0, 0x88, "SystemMenuExit"},
  79      {0, 0x89, "SystemMenuSelect"},
  80      {0, 0x8a, "SystemMenuRight"},
  81      {0, 0x8b, "SystemMenuLeft"},
  82      {0, 0x8c, "SystemMenuUp"},
  83      {0, 0x8d, "SystemMenuDown"},
  84      {0, 0x90, "D-PadUp"},
  85      {0, 0x91, "D-PadDown"},
  86      {0, 0x92, "D-PadRight"},
  87      {0, 0x93, "D-PadLeft"},
  88  {  2, 0, "Simulation" },
  89      {0, 0xb0, "Aileron"},
  90      {0, 0xb1, "AileronTrim"},
  91      {0, 0xb2, "Anti-Torque"},
  92      {0, 0xb3, "Autopilot"},
  93      {0, 0xb4, "Chaff"},
  94      {0, 0xb5, "Collective"},
  95      {0, 0xb6, "DiveBrake"},
  96      {0, 0xb7, "ElectronicCountermeasures"},
  97      {0, 0xb8, "Elevator"},
  98      {0, 0xb9, "ElevatorTrim"},
  99      {0, 0xba, "Rudder"},
 100      {0, 0xbb, "Throttle"},
 101      {0, 0xbc, "FlightCommunications"},
 102      {0, 0xbd, "FlareRelease"},
 103      {0, 0xbe, "LandingGear"},
 104      {0, 0xbf, "ToeBrake"},
 105  {  7, 0, "Keyboard" },
 106  {  8, 0, "LED" },
 107      {0, 0x01, "NumLock"},
 108      {0, 0x02, "CapsLock"},
 109      {0, 0x03, "ScrollLock"},
 110      {0, 0x04, "Compose"},
 111      {0, 0x05, "Kana"},
 112      {0, 0x4b, "GenericIndicator"},
 113  {  9, 0, "Button" },
 114  { 10, 0, "Ordinal" },
 115  { 12, 0, "Consumer" },
 116      {0, 0x238, "HorizontalWheel"},
 117  { 13, 0, "Digitizers" },
 118    {0, 0x01, "Digitizer"},
 119    {0, 0x02, "Pen"},
 120    {0, 0x03, "LightPen"},
 121    {0, 0x04, "TouchScreen"},
 122    {0, 0x05, "TouchPad"},
 123    {0, 0x20, "Stylus"},
 124    {0, 0x21, "Puck"},
 125    {0, 0x22, "Finger"},
 126    {0, 0x30, "TipPressure"},
 127    {0, 0x31, "BarrelPressure"},
 128    {0, 0x32, "InRange"},
 129    {0, 0x33, "Touch"},
 130    {0, 0x34, "UnTouch"},
 131    {0, 0x35, "Tap"},
 132    {0, 0x39, "TabletFunctionKey"},
 133    {0, 0x3a, "ProgramChangeKey"},
 134    {0, 0x3c, "Invert"},
 135    {0, 0x42, "TipSwitch"},
 136    {0, 0x43, "SecondaryTipSwitch"},
 137    {0, 0x44, "BarrelSwitch"},
 138    {0, 0x45, "Eraser"},
 139    {0, 0x46, "TabletPick"},
 140  { 15, 0, "PhysicalInterfaceDevice" },
 141    {0, 0x00, "Undefined"},
 142    {0, 0x01, "Physical_Interface_Device"},
 143      {0, 0x20, "Normal"},
 144    {0, 0x21, "Set_Effect_Report"},
 145      {0, 0x22, "Effect_Block_Index"},
 146      {0, 0x23, "Parameter_Block_Offset"},
 147      {0, 0x24, "ROM_Flag"},
 148      {0, 0x25, "Effect_Type"},
 149        {0, 0x26, "ET_Constant_Force"},
 150        {0, 0x27, "ET_Ramp"},
 151        {0, 0x28, "ET_Custom_Force_Data"},
 152        {0, 0x30, "ET_Square"},
 153        {0, 0x31, "ET_Sine"},
 154        {0, 0x32, "ET_Triangle"},
 155        {0, 0x33, "ET_Sawtooth_Up"},
 156        {0, 0x34, "ET_Sawtooth_Down"},
 157        {0, 0x40, "ET_Spring"},
 158        {0, 0x41, "ET_Damper"},
 159        {0, 0x42, "ET_Inertia"},
 160        {0, 0x43, "ET_Friction"},
 161      {0, 0x50, "Duration"},
 162      {0, 0x51, "Sample_Period"},
 163      {0, 0x52, "Gain"},
 164      {0, 0x53, "Trigger_Button"},
 165      {0, 0x54, "Trigger_Repeat_Interval"},
 166      {0, 0x55, "Axes_Enable"},
 167        {0, 0x56, "Direction_Enable"},
 168      {0, 0x57, "Direction"},
 169      {0, 0x58, "Type_Specific_Block_Offset"},
 170        {0, 0x59, "Block_Type"},
 171        {0, 0x5A, "Set_Envelope_Report"},
 172          {0, 0x5B, "Attack_Level"},
 173          {0, 0x5C, "Attack_Time"},
 174          {0, 0x5D, "Fade_Level"},
 175          {0, 0x5E, "Fade_Time"},
 176        {0, 0x5F, "Set_Condition_Report"},
 177        {0, 0x60, "CP_Offset"},
 178        {0, 0x61, "Positive_Coefficient"},
 179        {0, 0x62, "Negative_Coefficient"},
 180        {0, 0x63, "Positive_Saturation"},
 181        {0, 0x64, "Negative_Saturation"},
 182        {0, 0x65, "Dead_Band"},
 183      {0, 0x66, "Download_Force_Sample"},
 184      {0, 0x67, "Isoch_Custom_Force_Enable"},
 185      {0, 0x68, "Custom_Force_Data_Report"},
 186        {0, 0x69, "Custom_Force_Data"},
 187        {0, 0x6A, "Custom_Force_Vendor_Defined_Data"},
 188      {0, 0x6B, "Set_Custom_Force_Report"},
 189        {0, 0x6C, "Custom_Force_Data_Offset"},
 190        {0, 0x6D, "Sample_Count"},
 191      {0, 0x6E, "Set_Periodic_Report"},
 192        {0, 0x6F, "Offset"},
 193        {0, 0x70, "Magnitude"},
 194        {0, 0x71, "Phase"},
 195        {0, 0x72, "Period"},
 196      {0, 0x73, "Set_Constant_Force_Report"},
 197        {0, 0x74, "Set_Ramp_Force_Report"},
 198        {0, 0x75, "Ramp_Start"},
 199        {0, 0x76, "Ramp_End"},
 200      {0, 0x77, "Effect_Operation_Report"},
 201        {0, 0x78, "Effect_Operation"},
 202          {0, 0x79, "Op_Effect_Start"},
 203          {0, 0x7A, "Op_Effect_Start_Solo"},
 204          {0, 0x7B, "Op_Effect_Stop"},
 205          {0, 0x7C, "Loop_Count"},
 206      {0, 0x7D, "Device_Gain_Report"},
 207        {0, 0x7E, "Device_Gain"},
 208    {0, 0x7F, "PID_Pool_Report"},
 209      {0, 0x80, "RAM_Pool_Size"},
 210      {0, 0x81, "ROM_Pool_Size"},
 211      {0, 0x82, "ROM_Effect_Block_Count"},
 212      {0, 0x83, "Simultaneous_Effects_Max"},
 213      {0, 0x84, "Pool_Alignment"},
 214    {0, 0x85, "PID_Pool_Move_Report"},
 215      {0, 0x86, "Move_Source"},
 216      {0, 0x87, "Move_Destination"},
 217      {0, 0x88, "Move_Length"},
 218    {0, 0x89, "PID_Block_Load_Report"},
 219      {0, 0x8B, "Block_Load_Status"},
 220      {0, 0x8C, "Block_Load_Success"},
 221      {0, 0x8D, "Block_Load_Full"},
 222      {0, 0x8E, "Block_Load_Error"},
 223      {0, 0x8F, "Block_Handle"},
 224      {0, 0x90, "PID_Block_Free_Report"},
 225      {0, 0x91, "Type_Specific_Block_Handle"},
 226    {0, 0x92, "PID_State_Report"},
 227      {0, 0x94, "Effect_Playing"},
 228      {0, 0x95, "PID_Device_Control_Report"},
 229        {0, 0x96, "PID_Device_Control"},
 230        {0, 0x97, "DC_Enable_Actuators"},
 231        {0, 0x98, "DC_Disable_Actuators"},
 232        {0, 0x99, "DC_Stop_All_Effects"},
 233        {0, 0x9A, "DC_Device_Reset"},
 234        {0, 0x9B, "DC_Device_Pause"},
 235        {0, 0x9C, "DC_Device_Continue"},
 236      {0, 0x9F, "Device_Paused"},
 237      {0, 0xA0, "Actuators_Enabled"},
 238      {0, 0xA4, "Safety_Switch"},
 239      {0, 0xA5, "Actuator_Override_Switch"},
 240      {0, 0xA6, "Actuator_Power"},
 241    {0, 0xA7, "Start_Delay"},
 242    {0, 0xA8, "Parameter_Block_Size"},
 243    {0, 0xA9, "Device_Managed_Pool"},
 244    {0, 0xAA, "Shared_Parameter_Blocks"},
 245    {0, 0xAB, "Create_New_Effect_Report"},
 246    {0, 0xAC, "RAM_Pool_Available"},
 247  { 0x84, 0, "Power Device" },
 248    { 0x84, 0x02, "PresentStatus" },
 249    { 0x84, 0x03, "ChangeStatus" },
 250    { 0x84, 0x04, "UPS" },
 251    { 0x84, 0x05, "PowerSupply" },
 252    { 0x84, 0x10, "BatterySystem" },
 253    { 0x84, 0x11, "BatterySystemID" },
 254    { 0x84, 0x12, "Battery" },
 255    { 0x84, 0x13, "BatteryID" },
 256    { 0x84, 0x14, "Charger" },
 257    { 0x84, 0x15, "ChargerID" },
 258    { 0x84, 0x16, "PowerConverter" },
 259    { 0x84, 0x17, "PowerConverterID" },
 260    { 0x84, 0x18, "OutletSystem" },
 261    { 0x84, 0x19, "OutletSystemID" },
 262    { 0x84, 0x1a, "Input" },
 263    { 0x84, 0x1b, "InputID" },
 264    { 0x84, 0x1c, "Output" },
 265    { 0x84, 0x1d, "OutputID" },
 266    { 0x84, 0x1e, "Flow" },
 267    { 0x84, 0x1f, "FlowID" },
 268    { 0x84, 0x20, "Outlet" },
 269    { 0x84, 0x21, "OutletID" },
 270    { 0x84, 0x22, "Gang" },
 271    { 0x84, 0x24, "PowerSummary" },
 272    { 0x84, 0x25, "PowerSummaryID" },
 273    { 0x84, 0x30, "Voltage" },
 274    { 0x84, 0x31, "Current" },
 275    { 0x84, 0x32, "Frequency" },
 276    { 0x84, 0x33, "ApparentPower" },
 277    { 0x84, 0x35, "PercentLoad" },
 278    { 0x84, 0x40, "ConfigVoltage" },
 279    { 0x84, 0x41, "ConfigCurrent" },
 280    { 0x84, 0x43, "ConfigApparentPower" },
 281    { 0x84, 0x53, "LowVoltageTransfer" },
 282    { 0x84, 0x54, "HighVoltageTransfer" },
 283    { 0x84, 0x56, "DelayBeforeStartup" },
 284    { 0x84, 0x57, "DelayBeforeShutdown" },
 285    { 0x84, 0x58, "Test" },
 286    { 0x84, 0x5a, "AudibleAlarmControl" },
 287    { 0x84, 0x60, "Present" },
 288    { 0x84, 0x61, "Good" },
 289    { 0x84, 0x62, "InternalFailure" },
 290    { 0x84, 0x65, "Overload" },
 291    { 0x84, 0x66, "OverCharged" },
 292    { 0x84, 0x67, "OverTemperature" },
 293    { 0x84, 0x68, "ShutdownRequested" },
 294    { 0x84, 0x69, "ShutdownImminent" },
 295    { 0x84, 0x6b, "SwitchOn/Off" },
 296    { 0x84, 0x6c, "Switchable" },
 297    { 0x84, 0x6d, "Used" },
 298    { 0x84, 0x6e, "Boost" },
 299    { 0x84, 0x73, "CommunicationLost" },
 300    { 0x84, 0xfd, "iManufacturer" },
 301    { 0x84, 0xfe, "iProduct" },
 302    { 0x84, 0xff, "iSerialNumber" },
 303  { 0x85, 0, "Battery System" },
 304    { 0x85, 0x01, "SMBBatteryMode" },
 305    { 0x85, 0x02, "SMBBatteryStatus" },
 306    { 0x85, 0x03, "SMBAlarmWarning" },
 307    { 0x85, 0x04, "SMBChargerMode" },
 308    { 0x85, 0x05, "SMBChargerStatus" },
 309    { 0x85, 0x06, "SMBChargerSpecInfo" },
 310    { 0x85, 0x07, "SMBSelectorState" },
 311    { 0x85, 0x08, "SMBSelectorPresets" },
 312    { 0x85, 0x09, "SMBSelectorInfo" },
 313    { 0x85, 0x29, "RemainingCapacityLimit" },
 314    { 0x85, 0x2c, "CapacityMode" },
 315    { 0x85, 0x42, "BelowRemainingCapacityLimit" },
 316    { 0x85, 0x44, "Charging" },
 317    { 0x85, 0x45, "Discharging" },
 318    { 0x85, 0x4b, "NeedReplacement" },
 319    { 0x85, 0x66, "RemainingCapacity" },
 320    { 0x85, 0x68, "RunTimeToEmpty" },
 321    { 0x85, 0x6a, "AverageTimeToFull" },
 322    { 0x85, 0x83, "DesignCapacity" },
 323    { 0x85, 0x85, "ManufacturerDate" },
 324    { 0x85, 0x89, "iDeviceChemistry" },
 325    { 0x85, 0x8b, "Rechargable" },
 326    { 0x85, 0x8f, "iOEMInformation" },
 327    { 0x85, 0x8d, "CapacityGranularity1" },
 328    { 0x85, 0xd0, "ACPresent" },
 329  /* pages 0xff00 to 0xffff are vendor-specific */
 330  { 0xffff, 0, "Vendor-specific-FF" },
 331  { 0, 0, NULL }
 332};
 333
 334static void resolv_usage_page(unsigned page) {
 335        const struct hid_usage_entry *p;
 336
 337        for (p = hid_usage_table; p->description; p++)
 338                if (p->page == page) {
 339                        printk("%s", p->description);
 340                        return;
 341                }
 342        printk("%04x", page);
 343}
 344
 345void hid_resolv_usage(unsigned usage) {
 346        const struct hid_usage_entry *p;
 347
 348        if (!hid_debug)
 349                return;
 350
 351        resolv_usage_page(usage >> 16);
 352        printk(".");
 353        for (p = hid_usage_table; p->description; p++)
 354                if (p->page == (usage >> 16)) {
 355                        for(++p; p->description && p->usage != 0; p++)
 356                                if (p->usage == (usage & 0xffff)) {
 357                                        printk("%s", p->description);
 358                                        return;
 359                                }
 360                        break;
 361                }
 362        printk("%04x", usage & 0xffff);
 363}
 364EXPORT_SYMBOL_GPL(hid_resolv_usage);
 365
 366static void tab(int n) {
 367        printk(KERN_DEBUG "%*s", n, "");
 368}
 369
 370void hid_dump_field(struct hid_field *field, int n) {
 371        int j;
 372
 373        if (!hid_debug)
 374                return;
 375
 376        if (field->physical) {
 377                tab(n);
 378                printk("Physical(");
 379                hid_resolv_usage(field->physical); printk(")\n");
 380        }
 381        if (field->logical) {
 382                tab(n);
 383                printk("Logical(");
 384                hid_resolv_usage(field->logical); printk(")\n");
 385        }
 386        tab(n); printk("Usage(%d)\n", field->maxusage);
 387        for (j = 0; j < field->maxusage; j++) {
 388                tab(n+2); hid_resolv_usage(field->usage[j].hid); printk("\n");
 389        }
 390        if (field->logical_minimum != field->logical_maximum) {
 391                tab(n); printk("Logical Minimum(%d)\n", field->logical_minimum);
 392                tab(n); printk("Logical Maximum(%d)\n", field->logical_maximum);
 393        }
 394        if (field->physical_minimum != field->physical_maximum) {
 395                tab(n); printk("Physical Minimum(%d)\n", field->physical_minimum);
 396                tab(n); printk("Physical Maximum(%d)\n", field->physical_maximum);
 397        }
 398        if (field->unit_exponent) {
 399                tab(n); printk("Unit Exponent(%d)\n", field->unit_exponent);
 400        }
 401        if (field->unit) {
 402                static const char *systems[5] = { "None", "SI Linear", "SI Rotation", "English Linear", "English Rotation" };
 403                static const char *units[5][8] = {
 404                        { "None", "None", "None", "None", "None", "None", "None", "None" },
 405                        { "None", "Centimeter", "Gram", "Seconds", "Kelvin",     "Ampere", "Candela", "None" },
 406                        { "None", "Radians",    "Gram", "Seconds", "Kelvin",     "Ampere", "Candela", "None" },
 407                        { "None", "Inch",       "Slug", "Seconds", "Fahrenheit", "Ampere", "Candela", "None" },
 408                        { "None", "Degrees",    "Slug", "Seconds", "Fahrenheit", "Ampere", "Candela", "None" }
 409                };
 410
 411                int i;
 412                int sys;
 413                __u32 data = field->unit;
 414
 415                /* First nibble tells us which system we're in. */
 416                sys = data & 0xf;
 417                data >>= 4;
 418
 419                if(sys > 4) {
 420                        tab(n); printk("Unit(Invalid)\n");
 421                }
 422                else {
 423                        int earlier_unit = 0;
 424
 425                        tab(n); printk("Unit(%s : ", systems[sys]);
 426
 427                        for (i=1 ; i<sizeof(__u32)*2 ; i++) {
 428                                char nibble = data & 0xf;
 429                                data >>= 4;
 430                                if (nibble != 0) {
 431                                        if(earlier_unit++ > 0)
 432                                                printk("*");
 433                                        printk("%s", units[sys][i]);
 434                                        if(nibble != 1) {
 435                                                /* This is a _signed_ nibble(!) */
 436
 437                                                int val = nibble & 0x7;
 438                                                if(nibble & 0x08)
 439                                                        val = -((0x7 & ~val) +1);
 440                                                printk("^%d", val);
 441                                        }
 442                                }
 443                        }
 444                        printk(")\n");
 445                }
 446        }
 447        tab(n); printk("Report Size(%u)\n", field->report_size);
 448        tab(n); printk("Report Count(%u)\n", field->report_count);
 449        tab(n); printk("Report Offset(%u)\n", field->report_offset);
 450
 451        tab(n); printk("Flags( ");
 452        j = field->flags;
 453        printk("%s", HID_MAIN_ITEM_CONSTANT & j ? "Constant " : "");
 454        printk("%s", HID_MAIN_ITEM_VARIABLE & j ? "Variable " : "Array ");
 455        printk("%s", HID_MAIN_ITEM_RELATIVE & j ? "Relative " : "Absolute ");
 456        printk("%s", HID_MAIN_ITEM_WRAP & j ? "Wrap " : "");
 457        printk("%s", HID_MAIN_ITEM_NONLINEAR & j ? "NonLinear " : "");
 458        printk("%s", HID_MAIN_ITEM_NO_PREFERRED & j ? "NoPreferredState " : "");
 459        printk("%s", HID_MAIN_ITEM_NULL_STATE & j ? "NullState " : "");
 460        printk("%s", HID_MAIN_ITEM_VOLATILE & j ? "Volatile " : "");
 461        printk("%s", HID_MAIN_ITEM_BUFFERED_BYTE & j ? "BufferedByte " : "");
 462        printk(")\n");
 463}
 464EXPORT_SYMBOL_GPL(hid_dump_field);
 465
 466void hid_dump_device(struct hid_device *device) {
 467        struct hid_report_enum *report_enum;
 468        struct hid_report *report;
 469        struct list_head *list;
 470        unsigned i,k;
 471        static const char *table[] = {"INPUT", "OUTPUT", "FEATURE"};
 472
 473        if (!hid_debug)
 474                return;
 475
 476        for (i = 0; i < HID_REPORT_TYPES; i++) {
 477                report_enum = device->report_enum + i;
 478                list = report_enum->report_list.next;
 479                while (list != &report_enum->report_list) {
 480                        report = (struct hid_report *) list;
 481                        tab(2);
 482                        printk("%s", table[i]);
 483                        if (report->id)
 484                                printk("(%d)", report->id);
 485                        printk("[%s]", table[report->type]);
 486                        printk("\n");
 487                        for (k = 0; k < report->maxfield; k++) {
 488                                tab(4);
 489                                printk("Field(%d)\n", k);
 490                                hid_dump_field(report->field[k], 6);
 491                        }
 492                        list = list->next;
 493                }
 494        }
 495}
 496EXPORT_SYMBOL_GPL(hid_dump_device);
 497
 498void hid_dump_input(struct hid_usage *usage, __s32 value) {
 499        if (hid_debug < 2)
 500                return;
 501
 502        printk(KERN_DEBUG "hid-debug: input ");
 503        hid_resolv_usage(usage->hid);
 504        printk(" = %d\n", value);
 505}
 506EXPORT_SYMBOL_GPL(hid_dump_input);
 507
 508static const char *events[EV_MAX + 1] = {
 509        [EV_SYN] = "Sync",                      [EV_KEY] = "Key",
 510        [EV_REL] = "Relative",                  [EV_ABS] = "Absolute",
 511        [EV_MSC] = "Misc",                      [EV_LED] = "LED",
 512        [EV_SND] = "Sound",                     [EV_REP] = "Repeat",
 513        [EV_FF] = "ForceFeedback",              [EV_PWR] = "Power",
 514        [EV_FF_STATUS] = "ForceFeedbackStatus",
 515};
 516
 517static const char *syncs[2] = {
 518        [SYN_REPORT] = "Report",                [SYN_CONFIG] = "Config",
 519};
 520static const char *keys[KEY_MAX + 1] = {
 521        [KEY_RESERVED] = "Reserved",            [KEY_ESC] = "Esc",
 522        [KEY_1] = "1",                          [KEY_2] = "2",
 523        [KEY_3] = "3",                          [KEY_4] = "4",
 524        [KEY_5] = "5",                          [KEY_6] = "6",
 525        [KEY_7] = "7",                          [KEY_8] = "8",
 526        [KEY_9] = "9",                          [KEY_0] = "0",
 527        [KEY_MINUS] = "Minus",                  [KEY_EQUAL] = "Equal",
 528        [KEY_BACKSPACE] = "Backspace",          [KEY_TAB] = "Tab",
 529        [KEY_Q] = "Q",                          [KEY_W] = "W",
 530        [KEY_E] = "E",                          [KEY_R] = "R",
 531        [KEY_T] = "T",                          [KEY_Y] = "Y",
 532        [KEY_U] = "U",                          [KEY_I] = "I",
 533        [KEY_O] = "O",                          [KEY_P] = "P",
 534        [KEY_LEFTBRACE] = "LeftBrace",          [KEY_RIGHTBRACE] = "RightBrace",
 535        [KEY_ENTER] = "Enter",                  [KEY_LEFTCTRL] = "LeftControl",
 536        [KEY_A] = "A",                          [KEY_S] = "S",
 537        [KEY_D] = "D",                          [KEY_F] = "F",
 538        [KEY_G] = "G",                          [KEY_H] = "H",
 539        [KEY_J] = "J",                          [KEY_K] = "K",
 540        [KEY_L] = "L",                          [KEY_SEMICOLON] = "Semicolon",
 541        [KEY_APOSTROPHE] = "Apostrophe",        [KEY_GRAVE] = "Grave",
 542        [KEY_LEFTSHIFT] = "LeftShift",          [KEY_BACKSLASH] = "BackSlash",
 543        [KEY_Z] = "Z",                          [KEY_X] = "X",
 544        [KEY_C] = "C",                          [KEY_V] = "V",
 545        [KEY_B] = "B",                          [KEY_N] = "N",
 546        [KEY_M] = "M",                          [KEY_COMMA] = "Comma",
 547        [KEY_DOT] = "Dot",                      [KEY_SLASH] = "Slash",
 548        [KEY_RIGHTSHIFT] = "RightShift",        [KEY_KPASTERISK] = "KPAsterisk",
 549        [KEY_LEFTALT] = "LeftAlt",              [KEY_SPACE] = "Space",
 550        [KEY_CAPSLOCK] = "CapsLock",            [KEY_F1] = "F1",
 551        [KEY_F2] = "F2",                        [KEY_F3] = "F3",
 552        [KEY_F4] = "F4",                        [KEY_F5] = "F5",
 553        [KEY_F6] = "F6",                        [KEY_F7] = "F7",
 554        [KEY_F8] = "F8",                        [KEY_F9] = "F9",
 555        [KEY_F10] = "F10",                      [KEY_NUMLOCK] = "NumLock",
 556        [KEY_SCROLLLOCK] = "ScrollLock",        [KEY_KP7] = "KP7",
 557        [KEY_KP8] = "KP8",                      [KEY_KP9] = "KP9",
 558        [KEY_KPMINUS] = "KPMinus",              [KEY_KP4] = "KP4",
 559        [KEY_KP5] = "KP5",                      [KEY_KP6] = "KP6",
 560        [KEY_KPPLUS] = "KPPlus",                [KEY_KP1] = "KP1",
 561        [KEY_KP2] = "KP2",                      [KEY_KP3] = "KP3",
 562        [KEY_KP0] = "KP0",                      [KEY_KPDOT] = "KPDot",
 563        [KEY_ZENKAKUHANKAKU] = "Zenkaku/Hankaku", [KEY_102ND] = "102nd",
 564        [KEY_F11] = "F11",                      [KEY_F12] = "F12",
 565        [KEY_RO] = "RO",                        [KEY_KATAKANA] = "Katakana",
 566        [KEY_HIRAGANA] = "HIRAGANA",            [KEY_HENKAN] = "Henkan",
 567        [KEY_KATAKANAHIRAGANA] = "Katakana/Hiragana", [KEY_MUHENKAN] = "Muhenkan",
 568        [KEY_KPJPCOMMA] = "KPJpComma",          [KEY_KPENTER] = "KPEnter",
 569        [KEY_RIGHTCTRL] = "RightCtrl",          [KEY_KPSLASH] = "KPSlash",
 570        [KEY_SYSRQ] = "SysRq",                  [KEY_RIGHTALT] = "RightAlt",
 571        [KEY_LINEFEED] = "LineFeed",            [KEY_HOME] = "Home",
 572        [KEY_UP] = "Up",                        [KEY_PAGEUP] = "PageUp",
 573        [KEY_LEFT] = "Left",                    [KEY_RIGHT] = "Right",
 574        [KEY_END] = "End",                      [KEY_DOWN] = "Down",
 575        [KEY_PAGEDOWN] = "PageDown",            [KEY_INSERT] = "Insert",
 576        [KEY_DELETE] = "Delete",                [KEY_MACRO] = "Macro",
 577        [KEY_MUTE] = "Mute",                    [KEY_VOLUMEDOWN] = "VolumeDown",
 578        [KEY_VOLUMEUP] = "VolumeUp",            [KEY_POWER] = "Power",
 579        [KEY_KPEQUAL] = "KPEqual",              [KEY_KPPLUSMINUS] = "KPPlusMinus",
 580        [KEY_PAUSE] = "Pause",                  [KEY_KPCOMMA] = "KPComma",
 581        [KEY_HANGUEL] = "Hangeul",              [KEY_HANJA] = "Hanja",
 582        [KEY_YEN] = "Yen",                      [KEY_LEFTMETA] = "LeftMeta",
 583        [KEY_RIGHTMETA] = "RightMeta",          [KEY_COMPOSE] = "Compose",
 584        [KEY_STOP] = "Stop",                    [KEY_AGAIN] = "Again",
 585        [KEY_PROPS] = "Props",                  [KEY_UNDO] = "Undo",
 586        [KEY_FRONT] = "Front",                  [KEY_COPY] = "Copy",
 587        [KEY_OPEN] = "Open",                    [KEY_PASTE] = "Paste",
 588        [KEY_FIND] = "Find",                    [KEY_CUT] = "Cut",
 589        [KEY_HELP] = "Help",                    [KEY_MENU] = "Menu",
 590        [KEY_CALC] = "Calc",                    [KEY_SETUP] = "Setup",
 591        [KEY_SLEEP] = "Sleep",                  [KEY_WAKEUP] = "WakeUp",
 592        [KEY_FILE] = "File",                    [KEY_SENDFILE] = "SendFile",
 593        [KEY_DELETEFILE] = "DeleteFile",        [KEY_XFER] = "X-fer",
 594        [KEY_PROG1] = "Prog1",                  [KEY_PROG2] = "Prog2",
 595        [KEY_WWW] = "WWW",                      [KEY_MSDOS] = "MSDOS",
 596        [KEY_COFFEE] = "Coffee",                [KEY_DIRECTION] = "Direction",
 597        [KEY_CYCLEWINDOWS] = "CycleWindows",    [KEY_MAIL] = "Mail",
 598        [KEY_BOOKMARKS] = "Bookmarks",          [KEY_COMPUTER] = "Computer",
 599        [KEY_BACK] = "Back",                    [KEY_FORWARD] = "Forward",
 600        [KEY_CLOSECD] = "CloseCD",              [KEY_EJECTCD] = "EjectCD",
 601        [KEY_EJECTCLOSECD] = "EjectCloseCD",    [KEY_NEXTSONG] = "NextSong",
 602        [KEY_PLAYPAUSE] = "PlayPause",          [KEY_PREVIOUSSONG] = "PreviousSong",
 603        [KEY_STOPCD] = "StopCD",                [KEY_RECORD] = "Record",
 604        [KEY_REWIND] = "Rewind",                [KEY_PHONE] = "Phone",
 605        [KEY_ISO] = "ISOKey",                   [KEY_CONFIG] = "Config",
 606        [KEY_HOMEPAGE] = "HomePage",            [KEY_REFRESH] = "Refresh",
 607        [KEY_EXIT] = "Exit",                    [KEY_MOVE] = "Move",
 608        [KEY_EDIT] = "Edit",                    [KEY_SCROLLUP] = "ScrollUp",
 609        [KEY_SCROLLDOWN] = "ScrollDown",        [KEY_KPLEFTPAREN] = "KPLeftParenthesis",
 610        [KEY_KPRIGHTPAREN] = "KPRightParenthesis", [KEY_NEW] = "New",
 611        [KEY_REDO] = "Redo",                    [KEY_F13] = "F13",
 612        [KEY_F14] = "F14",                      [KEY_F15] = "F15",
 613        [KEY_F16] = "F16",                      [KEY_F17] = "F17",
 614        [KEY_F18] = "F18",                      [KEY_F19] = "F19",
 615        [KEY_F20] = "F20",                      [KEY_F21] = "F21",
 616        [KEY_F22] = "F22",                      [KEY_F23] = "F23",
 617        [KEY_F24] = "F24",                      [KEY_PLAYCD] = "PlayCD",
 618        [KEY_PAUSECD] = "PauseCD",              [KEY_PROG3] = "Prog3",
 619        [KEY_PROG4] = "Prog4",                  [KEY_SUSPEND] = "Suspend",
 620        [KEY_CLOSE] = "Close",                  [KEY_PLAY] = "Play",
 621        [KEY_FASTFORWARD] = "FastForward",      [KEY_BASSBOOST] = "BassBoost",
 622        [KEY_PRINT] = "Print",                  [KEY_HP] = "HP",
 623        [KEY_CAMERA] = "Camera",                [KEY_SOUND] = "Sound",
 624        [KEY_QUESTION] = "Question",            [KEY_EMAIL] = "Email",
 625        [KEY_CHAT] = "Chat",                    [KEY_SEARCH] = "Search",
 626        [KEY_CONNECT] = "Connect",              [KEY_FINANCE] = "Finance",
 627        [KEY_SPORT] = "Sport",                  [KEY_SHOP] = "Shop",
 628        [KEY_ALTERASE] = "AlternateErase",      [KEY_CANCEL] = "Cancel",
 629        [KEY_BRIGHTNESSDOWN] = "BrightnessDown", [KEY_BRIGHTNESSUP] = "BrightnessUp",
 630        [KEY_MEDIA] = "Media",                  [KEY_UNKNOWN] = "Unknown",
 631        [BTN_0] = "Btn0",                       [BTN_1] = "Btn1",
 632        [BTN_2] = "Btn2",                       [BTN_3] = "Btn3",
 633        [BTN_4] = "Btn4",                       [BTN_5] = "Btn5",
 634        [BTN_6] = "Btn6",                       [BTN_7] = "Btn7",
 635        [BTN_8] = "Btn8",                       [BTN_9] = "Btn9",
 636        [BTN_LEFT] = "LeftBtn",                 [BTN_RIGHT] = "RightBtn",
 637        [BTN_MIDDLE] = "MiddleBtn",             [BTN_SIDE] = "SideBtn",
 638        [BTN_EXTRA] = "ExtraBtn",               [BTN_FORWARD] = "ForwardBtn",
 639        [BTN_BACK] = "BackBtn",                 [BTN_TASK] = "TaskBtn",
 640        [BTN_TRIGGER] = "Trigger",              [BTN_THUMB] = "ThumbBtn",
 641        [BTN_THUMB2] = "ThumbBtn2",             [BTN_TOP] = "TopBtn",
 642        [BTN_TOP2] = "TopBtn2",                 [BTN_PINKIE] = "PinkieBtn",
 643        [BTN_BASE] = "BaseBtn",                 [BTN_BASE2] = "BaseBtn2",
 644        [BTN_BASE3] = "BaseBtn3",               [BTN_BASE4] = "BaseBtn4",
 645        [BTN_BASE5] = "BaseBtn5",               [BTN_BASE6] = "BaseBtn6",
 646        [BTN_DEAD] = "BtnDead",                 [BTN_A] = "BtnA",
 647        [BTN_B] = "BtnB",                       [BTN_C] = "BtnC",
 648        [BTN_X] = "BtnX",                       [BTN_Y] = "BtnY",
 649        [BTN_Z] = "BtnZ",                       [BTN_TL] = "BtnTL",
 650        [BTN_TR] = "BtnTR",                     [BTN_TL2] = "BtnTL2",
 651        [BTN_TR2] = "BtnTR2",                   [BTN_SELECT] = "BtnSelect",
 652        [BTN_START] = "BtnStart",               [BTN_MODE] = "BtnMode",
 653        [BTN_THUMBL] = "BtnThumbL",             [BTN_THUMBR] = "BtnThumbR",
 654        [BTN_TOOL_PEN] = "ToolPen",             [BTN_TOOL_RUBBER] = "ToolRubber",
 655        [BTN_TOOL_BRUSH] = "ToolBrush",         [BTN_TOOL_PENCIL] = "ToolPencil",
 656        [BTN_TOOL_AIRBRUSH] = "ToolAirbrush",   [BTN_TOOL_FINGER] = "ToolFinger",
 657        [BTN_TOOL_MOUSE] = "ToolMouse",         [BTN_TOOL_LENS] = "ToolLens",
 658        [BTN_TOUCH] = "Touch",                  [BTN_STYLUS] = "Stylus",
 659        [BTN_STYLUS2] = "Stylus2",              [BTN_TOOL_DOUBLETAP] = "ToolDoubleTap",
 660        [BTN_TOOL_TRIPLETAP] = "ToolTripleTap", [BTN_GEAR_DOWN] = "WheelBtn",
 661        [BTN_GEAR_UP] = "Gear up",              [KEY_OK] = "Ok",
 662        [KEY_SELECT] = "Select",                [KEY_GOTO] = "Goto",
 663        [KEY_CLEAR] = "Clear",                  [KEY_POWER2] = "Power2",
 664        [KEY_OPTION] = "Option",                [KEY_INFO] = "Info",
 665        [KEY_TIME] = "Time",                    [KEY_VENDOR] = "Vendor",
 666        [KEY_ARCHIVE] = "Archive",              [KEY_PROGRAM] = "Program",
 667        [KEY_CHANNEL] = "Channel",              [KEY_FAVORITES] = "Favorites",
 668        [KEY_EPG] = "EPG",                      [KEY_PVR] = "PVR",
 669        [KEY_MHP] = "MHP",                      [KEY_LANGUAGE] = "Language",
 670        [KEY_TITLE] = "Title",                  [KEY_SUBTITLE] = "Subtitle",
 671        [KEY_ANGLE] = "Angle",                  [KEY_ZOOM] = "Zoom",
 672        [KEY_MODE] = "Mode",                    [KEY_KEYBOARD] = "Keyboard",
 673        [KEY_SCREEN] = "Screen",                [KEY_PC] = "PC",
 674        [KEY_TV] = "TV",                        [KEY_TV2] = "TV2",
 675        [KEY_VCR] = "VCR",                      [KEY_VCR2] = "VCR2",
 676        [KEY_SAT] = "Sat",                      [KEY_SAT2] = "Sat2",
 677        [KEY_CD] = "CD",                        [KEY_TAPE] = "Tape",
 678        [KEY_RADIO] = "Radio",                  [KEY_TUNER] = "Tuner",
 679        [KEY_PLAYER] = "Player",                [KEY_TEXT] = "Text",
 680        [KEY_DVD] = "DVD",                      [KEY_AUX] = "Aux",
 681        [KEY_MP3] = "MP3",                      [KEY_AUDIO] = "Audio",
 682        [KEY_VIDEO] = "Video",                  [KEY_DIRECTORY] = "Directory",
 683        [KEY_LIST] = "List",                    [KEY_MEMO] = "Memo",
 684        [KEY_CALENDAR] = "Calendar",            [KEY_RED] = "Red",
 685        [KEY_GREEN] = "Green",                  [KEY_YELLOW] = "Yellow",
 686        [KEY_BLUE] = "Blue",                    [KEY_CHANNELUP] = "ChannelUp",
 687        [KEY_CHANNELDOWN] = "ChannelDown",      [KEY_FIRST] = "First",
 688        [KEY_LAST] = "Last",                    [KEY_AB] = "AB",
 689        [KEY_NEXT] = "Next",                    [KEY_RESTART] = "Restart",
 690        [KEY_SLOW] = "Slow",                    [KEY_SHUFFLE] = "Shuffle",
 691        [KEY_BREAK] = "Break",                  [KEY_PREVIOUS] = "Previous",
 692        [KEY_DIGITS] = "Digits",                [KEY_TEEN] = "TEEN",
 693        [KEY_TWEN] = "TWEN",                    [KEY_DEL_EOL] = "DeleteEOL",
 694        [KEY_DEL_EOS] = "DeleteEOS",            [KEY_INS_LINE] = "InsertLine",
 695        [KEY_DEL_LINE] = "DeleteLine",
 696        [KEY_SEND] = "Send",                    [KEY_REPLY] = "Reply",
 697        [KEY_FORWARDMAIL] = "ForwardMail",      [KEY_SAVE] = "Save",
 698        [KEY_DOCUMENTS] = "Documents",          [KEY_SPELLCHECK] = "SpellCheck",
 699        [KEY_LOGOFF] = "Logoff",
 700        [KEY_FN] = "Fn",                        [KEY_FN_ESC] = "Fn+ESC",
 701        [KEY_FN_1] = "Fn+1",                    [KEY_FN_2] = "Fn+2",
 702        [KEY_FN_B] = "Fn+B",                    [KEY_FN_D] = "Fn+D",
 703        [KEY_FN_E] = "Fn+E",                    [KEY_FN_F] = "Fn+F",
 704        [KEY_FN_S] = "Fn+S",
 705        [KEY_FN_F1] = "Fn+F1",                  [KEY_FN_F2] = "Fn+F2",
 706        [KEY_FN_F3] = "Fn+F3",                  [KEY_FN_F4] = "Fn+F4",
 707        [KEY_FN_F5] = "Fn+F5",                  [KEY_FN_F6] = "Fn+F6",
 708        [KEY_FN_F7] = "Fn+F7",                  [KEY_FN_F8] = "Fn+F8",
 709        [KEY_FN_F9] = "Fn+F9",                  [KEY_FN_F10] = "Fn+F10",
 710        [KEY_FN_F11] = "Fn+F11",                [KEY_FN_F12] = "Fn+F12",
 711        [KEY_KBDILLUMTOGGLE] = "KbdIlluminationToggle",
 712        [KEY_KBDILLUMDOWN] = "KbdIlluminationDown",
 713        [KEY_KBDILLUMUP] = "KbdIlluminationUp",
 714        [KEY_SWITCHVIDEOMODE] = "SwitchVideoMode",
 715};
 716
 717static const char *relatives[REL_MAX + 1] = {
 718        [REL_X] = "X",                  [REL_Y] = "Y",
 719        [REL_Z] = "Z",                  [REL_RX] = "Rx",
 720        [REL_RY] = "Ry",                [REL_RZ] = "Rz",
 721        [REL_HWHEEL] = "HWheel",        [REL_DIAL] = "Dial",
 722        [REL_WHEEL] = "Wheel",          [REL_MISC] = "Misc",
 723};
 724
 725static const char *absolutes[ABS_MAX + 1] = {
 726        [ABS_X] = "X",                  [ABS_Y] = "Y",
 727        [ABS_Z] = "Z",                  [ABS_RX] = "Rx",
 728        [ABS_RY] = "Ry",                [ABS_RZ] = "Rz",
 729        [ABS_THROTTLE] = "Throttle",    [ABS_RUDDER] = "Rudder",
 730        [ABS_WHEEL] = "Wheel",          [ABS_GAS] = "Gas",
 731        [ABS_BRAKE] = "Brake",          [ABS_HAT0X] = "Hat0X",
 732        [ABS_HAT0Y] = "Hat0Y",          [ABS_HAT1X] = "Hat1X",
 733        [ABS_HAT1Y] = "Hat1Y",          [ABS_HAT2X] = "Hat2X",
 734        [ABS_HAT2Y] = "Hat2Y",          [ABS_HAT3X] = "Hat3X",
 735        [ABS_HAT3Y] = "Hat 3Y",         [ABS_PRESSURE] = "Pressure",
 736        [ABS_DISTANCE] = "Distance",    [ABS_TILT_X] = "XTilt",
 737        [ABS_TILT_Y] = "YTilt",         [ABS_TOOL_WIDTH] = "Tool Width",
 738        [ABS_VOLUME] = "Volume",        [ABS_MISC] = "Misc",
 739};
 740
 741static const char *misc[MSC_MAX + 1] = {
 742        [MSC_SERIAL] = "Serial",        [MSC_PULSELED] = "Pulseled",
 743        [MSC_GESTURE] = "Gesture",      [MSC_RAW] = "RawData"
 744};
 745
 746static const char *leds[LED_MAX + 1] = {
 747        [LED_NUML] = "NumLock",         [LED_CAPSL] = "CapsLock",
 748        [LED_SCROLLL] = "ScrollLock",   [LED_COMPOSE] = "Compose",
 749        [LED_KANA] = "Kana",            [LED_SLEEP] = "Sleep",
 750        [LED_SUSPEND] = "Suspend",      [LED_MUTE] = "Mute",
 751        [LED_MISC] = "Misc",
 752};
 753
 754static const char *repeats[REP_MAX + 1] = {
 755        [REP_DELAY] = "Delay",          [REP_PERIOD] = "Period"
 756};
 757
 758static const char *sounds[SND_MAX + 1] = {
 759        [SND_CLICK] = "Click",          [SND_BELL] = "Bell",
 760        [SND_TONE] = "Tone"
 761};
 762
 763static const char **names[EV_MAX + 1] = {
 764        [EV_SYN] = syncs,                       [EV_KEY] = keys,
 765        [EV_REL] = relatives,                   [EV_ABS] = absolutes,
 766        [EV_MSC] = misc,                        [EV_LED] = leds,
 767        [EV_SND] = sounds,                      [EV_REP] = repeats,
 768};
 769
 770void hid_resolv_event(__u8 type, __u16 code) {
 771
 772        if (!hid_debug)
 773                return;
 774
 775        printk("%s.%s", events[type] ? events[type] : "?",
 776                names[type] ? (names[type][code] ? names[type][code] : "?") : "?");
 777}
 778EXPORT_SYMBOL_GPL(hid_resolv_event);
 779
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