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drivers/hid/hid-debug.c
35.5 KB
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/* |
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* (c) 1999 Andreas Gal <gal@cs.uni-magdeburg.de> * (c) 2000-2001 Vojtech Pavlik <vojtech@ucw.cz> |
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* (c) 2007-2009 Jiri Kosina |
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* |
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* HID debugging support |
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*/ /* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Should you need to contact me, the author, you can do so either by * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic */ |
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
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#include <linux/debugfs.h> #include <linux/seq_file.h> |
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#include <linux/sched.h> |
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#include <linux/export.h> |
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#include <linux/slab.h> |
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#include <linux/uaccess.h> #include <linux/poll.h> |
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#include <linux/hid.h> |
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#include <linux/hid-debug.h> |
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static struct dentry *hid_debug_root; |
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struct hid_usage_entry { unsigned page; unsigned usage; |
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const char *description; |
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}; static const struct hid_usage_entry hid_usage_table[] = { { 0, 0, "Undefined" }, { 1, 0, "GenericDesktop" }, {0, 0x01, "Pointer"}, {0, 0x02, "Mouse"}, {0, 0x04, "Joystick"}, {0, 0x05, "GamePad"}, {0, 0x06, "Keyboard"}, {0, 0x07, "Keypad"}, {0, 0x08, "MultiAxis"}, {0, 0x30, "X"}, {0, 0x31, "Y"}, {0, 0x32, "Z"}, {0, 0x33, "Rx"}, {0, 0x34, "Ry"}, {0, 0x35, "Rz"}, {0, 0x36, "Slider"}, {0, 0x37, "Dial"}, {0, 0x38, "Wheel"}, {0, 0x39, "HatSwitch"}, {0, 0x3a, "CountedBuffer"}, {0, 0x3b, "ByteCount"}, {0, 0x3c, "MotionWakeup"}, {0, 0x3d, "Start"}, {0, 0x3e, "Select"}, {0, 0x40, "Vx"}, {0, 0x41, "Vy"}, {0, 0x42, "Vz"}, {0, 0x43, "Vbrx"}, {0, 0x44, "Vbry"}, {0, 0x45, "Vbrz"}, {0, 0x46, "Vno"}, {0, 0x80, "SystemControl"}, {0, 0x81, "SystemPowerDown"}, {0, 0x82, "SystemSleep"}, {0, 0x83, "SystemWakeUp"}, {0, 0x84, "SystemContextMenu"}, {0, 0x85, "SystemMainMenu"}, {0, 0x86, "SystemAppMenu"}, {0, 0x87, "SystemMenuHelp"}, {0, 0x88, "SystemMenuExit"}, {0, 0x89, "SystemMenuSelect"}, {0, 0x8a, "SystemMenuRight"}, {0, 0x8b, "SystemMenuLeft"}, {0, 0x8c, "SystemMenuUp"}, {0, 0x8d, "SystemMenuDown"}, {0, 0x90, "D-PadUp"}, {0, 0x91, "D-PadDown"}, {0, 0x92, "D-PadRight"}, {0, 0x93, "D-PadLeft"}, { 2, 0, "Simulation" }, {0, 0xb0, "Aileron"}, {0, 0xb1, "AileronTrim"}, {0, 0xb2, "Anti-Torque"}, {0, 0xb3, "Autopilot"}, {0, 0xb4, "Chaff"}, {0, 0xb5, "Collective"}, {0, 0xb6, "DiveBrake"}, {0, 0xb7, "ElectronicCountermeasures"}, {0, 0xb8, "Elevator"}, {0, 0xb9, "ElevatorTrim"}, {0, 0xba, "Rudder"}, {0, 0xbb, "Throttle"}, {0, 0xbc, "FlightCommunications"}, {0, 0xbd, "FlareRelease"}, {0, 0xbe, "LandingGear"}, {0, 0xbf, "ToeBrake"}, { 7, 0, "Keyboard" }, { 8, 0, "LED" }, {0, 0x01, "NumLock"}, {0, 0x02, "CapsLock"}, {0, 0x03, "ScrollLock"}, {0, 0x04, "Compose"}, {0, 0x05, "Kana"}, {0, 0x4b, "GenericIndicator"}, { 9, 0, "Button" }, { 10, 0, "Ordinal" }, { 12, 0, "Consumer" }, {0, 0x238, "HorizontalWheel"}, { 13, 0, "Digitizers" }, {0, 0x01, "Digitizer"}, {0, 0x02, "Pen"}, {0, 0x03, "LightPen"}, {0, 0x04, "TouchScreen"}, {0, 0x05, "TouchPad"}, {0, 0x20, "Stylus"}, {0, 0x21, "Puck"}, {0, 0x22, "Finger"}, {0, 0x30, "TipPressure"}, {0, 0x31, "BarrelPressure"}, {0, 0x32, "InRange"}, {0, 0x33, "Touch"}, {0, 0x34, "UnTouch"}, {0, 0x35, "Tap"}, {0, 0x39, "TabletFunctionKey"}, {0, 0x3a, "ProgramChangeKey"}, {0, 0x3c, "Invert"}, {0, 0x42, "TipSwitch"}, {0, 0x43, "SecondaryTipSwitch"}, {0, 0x44, "BarrelSwitch"}, {0, 0x45, "Eraser"}, {0, 0x46, "TabletPick"}, |
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{0, 0x47, "Confidence"}, {0, 0x48, "Width"}, {0, 0x49, "Height"}, {0, 0x51, "ContactID"}, {0, 0x52, "InputMode"}, {0, 0x53, "DeviceIndex"}, {0, 0x54, "ContactCount"}, {0, 0x55, "ContactMaximumNumber"}, |
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{ 15, 0, "PhysicalInterfaceDevice" }, {0, 0x00, "Undefined"}, {0, 0x01, "Physical_Interface_Device"}, {0, 0x20, "Normal"}, {0, 0x21, "Set_Effect_Report"}, {0, 0x22, "Effect_Block_Index"}, {0, 0x23, "Parameter_Block_Offset"}, {0, 0x24, "ROM_Flag"}, {0, 0x25, "Effect_Type"}, {0, 0x26, "ET_Constant_Force"}, {0, 0x27, "ET_Ramp"}, {0, 0x28, "ET_Custom_Force_Data"}, {0, 0x30, "ET_Square"}, {0, 0x31, "ET_Sine"}, {0, 0x32, "ET_Triangle"}, {0, 0x33, "ET_Sawtooth_Up"}, {0, 0x34, "ET_Sawtooth_Down"}, {0, 0x40, "ET_Spring"}, {0, 0x41, "ET_Damper"}, {0, 0x42, "ET_Inertia"}, {0, 0x43, "ET_Friction"}, {0, 0x50, "Duration"}, {0, 0x51, "Sample_Period"}, {0, 0x52, "Gain"}, {0, 0x53, "Trigger_Button"}, {0, 0x54, "Trigger_Repeat_Interval"}, {0, 0x55, "Axes_Enable"}, {0, 0x56, "Direction_Enable"}, {0, 0x57, "Direction"}, {0, 0x58, "Type_Specific_Block_Offset"}, {0, 0x59, "Block_Type"}, {0, 0x5A, "Set_Envelope_Report"}, {0, 0x5B, "Attack_Level"}, {0, 0x5C, "Attack_Time"}, {0, 0x5D, "Fade_Level"}, {0, 0x5E, "Fade_Time"}, {0, 0x5F, "Set_Condition_Report"}, {0, 0x60, "CP_Offset"}, {0, 0x61, "Positive_Coefficient"}, {0, 0x62, "Negative_Coefficient"}, {0, 0x63, "Positive_Saturation"}, {0, 0x64, "Negative_Saturation"}, {0, 0x65, "Dead_Band"}, {0, 0x66, "Download_Force_Sample"}, {0, 0x67, "Isoch_Custom_Force_Enable"}, {0, 0x68, "Custom_Force_Data_Report"}, {0, 0x69, "Custom_Force_Data"}, {0, 0x6A, "Custom_Force_Vendor_Defined_Data"}, {0, 0x6B, "Set_Custom_Force_Report"}, {0, 0x6C, "Custom_Force_Data_Offset"}, {0, 0x6D, "Sample_Count"}, {0, 0x6E, "Set_Periodic_Report"}, {0, 0x6F, "Offset"}, {0, 0x70, "Magnitude"}, {0, 0x71, "Phase"}, {0, 0x72, "Period"}, {0, 0x73, "Set_Constant_Force_Report"}, {0, 0x74, "Set_Ramp_Force_Report"}, {0, 0x75, "Ramp_Start"}, {0, 0x76, "Ramp_End"}, {0, 0x77, "Effect_Operation_Report"}, {0, 0x78, "Effect_Operation"}, {0, 0x79, "Op_Effect_Start"}, {0, 0x7A, "Op_Effect_Start_Solo"}, {0, 0x7B, "Op_Effect_Stop"}, {0, 0x7C, "Loop_Count"}, {0, 0x7D, "Device_Gain_Report"}, {0, 0x7E, "Device_Gain"}, {0, 0x7F, "PID_Pool_Report"}, {0, 0x80, "RAM_Pool_Size"}, {0, 0x81, "ROM_Pool_Size"}, {0, 0x82, "ROM_Effect_Block_Count"}, {0, 0x83, "Simultaneous_Effects_Max"}, {0, 0x84, "Pool_Alignment"}, {0, 0x85, "PID_Pool_Move_Report"}, {0, 0x86, "Move_Source"}, {0, 0x87, "Move_Destination"}, {0, 0x88, "Move_Length"}, {0, 0x89, "PID_Block_Load_Report"}, {0, 0x8B, "Block_Load_Status"}, {0, 0x8C, "Block_Load_Success"}, {0, 0x8D, "Block_Load_Full"}, {0, 0x8E, "Block_Load_Error"}, {0, 0x8F, "Block_Handle"}, {0, 0x90, "PID_Block_Free_Report"}, {0, 0x91, "Type_Specific_Block_Handle"}, {0, 0x92, "PID_State_Report"}, {0, 0x94, "Effect_Playing"}, {0, 0x95, "PID_Device_Control_Report"}, {0, 0x96, "PID_Device_Control"}, {0, 0x97, "DC_Enable_Actuators"}, {0, 0x98, "DC_Disable_Actuators"}, {0, 0x99, "DC_Stop_All_Effects"}, {0, 0x9A, "DC_Device_Reset"}, {0, 0x9B, "DC_Device_Pause"}, {0, 0x9C, "DC_Device_Continue"}, {0, 0x9F, "Device_Paused"}, {0, 0xA0, "Actuators_Enabled"}, {0, 0xA4, "Safety_Switch"}, {0, 0xA5, "Actuator_Override_Switch"}, {0, 0xA6, "Actuator_Power"}, {0, 0xA7, "Start_Delay"}, {0, 0xA8, "Parameter_Block_Size"}, {0, 0xA9, "Device_Managed_Pool"}, {0, 0xAA, "Shared_Parameter_Blocks"}, {0, 0xAB, "Create_New_Effect_Report"}, {0, 0xAC, "RAM_Pool_Available"}, { 0x84, 0, "Power Device" }, { 0x84, 0x02, "PresentStatus" }, { 0x84, 0x03, "ChangeStatus" }, { 0x84, 0x04, "UPS" }, { 0x84, 0x05, "PowerSupply" }, { 0x84, 0x10, "BatterySystem" }, { 0x84, 0x11, "BatterySystemID" }, { 0x84, 0x12, "Battery" }, { 0x84, 0x13, "BatteryID" }, { 0x84, 0x14, "Charger" }, { 0x84, 0x15, "ChargerID" }, { 0x84, 0x16, "PowerConverter" }, { 0x84, 0x17, "PowerConverterID" }, { 0x84, 0x18, "OutletSystem" }, { 0x84, 0x19, "OutletSystemID" }, { 0x84, 0x1a, "Input" }, { 0x84, 0x1b, "InputID" }, { 0x84, 0x1c, "Output" }, { 0x84, 0x1d, "OutputID" }, { 0x84, 0x1e, "Flow" }, { 0x84, 0x1f, "FlowID" }, { 0x84, 0x20, "Outlet" }, { 0x84, 0x21, "OutletID" }, { 0x84, 0x22, "Gang" }, { 0x84, 0x24, "PowerSummary" }, { 0x84, 0x25, "PowerSummaryID" }, { 0x84, 0x30, "Voltage" }, { 0x84, 0x31, "Current" }, { 0x84, 0x32, "Frequency" }, { 0x84, 0x33, "ApparentPower" }, { 0x84, 0x35, "PercentLoad" }, { 0x84, 0x40, "ConfigVoltage" }, { 0x84, 0x41, "ConfigCurrent" }, { 0x84, 0x43, "ConfigApparentPower" }, { 0x84, 0x53, "LowVoltageTransfer" }, { 0x84, 0x54, "HighVoltageTransfer" }, { 0x84, 0x56, "DelayBeforeStartup" }, { 0x84, 0x57, "DelayBeforeShutdown" }, { 0x84, 0x58, "Test" }, { 0x84, 0x5a, "AudibleAlarmControl" }, { 0x84, 0x60, "Present" }, { 0x84, 0x61, "Good" }, { 0x84, 0x62, "InternalFailure" }, { 0x84, 0x65, "Overload" }, { 0x84, 0x66, "OverCharged" }, { 0x84, 0x67, "OverTemperature" }, { 0x84, 0x68, "ShutdownRequested" }, { 0x84, 0x69, "ShutdownImminent" }, { 0x84, 0x6b, "SwitchOn/Off" }, { 0x84, 0x6c, "Switchable" }, { 0x84, 0x6d, "Used" }, { 0x84, 0x6e, "Boost" }, { 0x84, 0x73, "CommunicationLost" }, { 0x84, 0xfd, "iManufacturer" }, { 0x84, 0xfe, "iProduct" }, { 0x84, 0xff, "iSerialNumber" }, { 0x85, 0, "Battery System" }, { 0x85, 0x01, "SMBBatteryMode" }, { 0x85, 0x02, "SMBBatteryStatus" }, { 0x85, 0x03, "SMBAlarmWarning" }, { 0x85, 0x04, "SMBChargerMode" }, { 0x85, 0x05, "SMBChargerStatus" }, { 0x85, 0x06, "SMBChargerSpecInfo" }, { 0x85, 0x07, "SMBSelectorState" }, { 0x85, 0x08, "SMBSelectorPresets" }, { 0x85, 0x09, "SMBSelectorInfo" }, { 0x85, 0x29, "RemainingCapacityLimit" }, { 0x85, 0x2c, "CapacityMode" }, { 0x85, 0x42, "BelowRemainingCapacityLimit" }, { 0x85, 0x44, "Charging" }, { 0x85, 0x45, "Discharging" }, { 0x85, 0x4b, "NeedReplacement" }, { 0x85, 0x66, "RemainingCapacity" }, { 0x85, 0x68, "RunTimeToEmpty" }, { 0x85, 0x6a, "AverageTimeToFull" }, { 0x85, 0x83, "DesignCapacity" }, { 0x85, 0x85, "ManufacturerDate" }, { 0x85, 0x89, "iDeviceChemistry" }, |
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{ 0x85, 0x8b, "Rechargeable" }, |
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{ 0x85, 0x8f, "iOEMInformation" }, { 0x85, 0x8d, "CapacityGranularity1" }, { 0x85, 0xd0, "ACPresent" }, /* pages 0xff00 to 0xffff are vendor-specific */ { 0xffff, 0, "Vendor-specific-FF" }, { 0, 0, NULL } }; |
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/* Either output directly into simple seq_file, or (if f == NULL) * allocate a separate buffer that will then be passed to the 'events' * ringbuffer. * * This is because these functions can be called both for "one-shot" * "rdesc" while resolving, or for blocking "events". * * This holds both for resolv_usage_page() and hid_resolv_usage(). */ static char *resolv_usage_page(unsigned page, struct seq_file *f) { |
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const struct hid_usage_entry *p; |
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char *buf = NULL; if (!f) { buf = kzalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC); if (!buf) return ERR_PTR(-ENOMEM); } |
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for (p = hid_usage_table; p->description; p++) if (p->page == page) { |
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if (!f) { snprintf(buf, HID_DEBUG_BUFSIZE, "%s", p->description); return buf; } else { |
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seq_printf(f, "%s", p->description); |
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return NULL; } |
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} |
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if (!f) |
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snprintf(buf, HID_DEBUG_BUFSIZE, "%04x", page); |
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else seq_printf(f, "%04x", page); |
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return buf; |
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} |
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char *hid_resolv_usage(unsigned usage, struct seq_file *f) { |
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const struct hid_usage_entry *p; |
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char *buf = NULL; int len = 0; |
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buf = resolv_usage_page(usage >> 16, f); if (IS_ERR(buf)) { |
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pr_err("error allocating HID debug buffer "); |
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return NULL; } |
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if (!f) { len = strlen(buf); snprintf(buf+len, max(0, HID_DEBUG_BUFSIZE - len), "."); len++; } else { |
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seq_printf(f, "."); |
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} |
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for (p = hid_usage_table; p->description; p++) if (p->page == (usage >> 16)) { for(++p; p->description && p->usage != 0; p++) if (p->usage == (usage & 0xffff)) { |
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if (!f) |
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snprintf(buf + len, max(0,HID_DEBUG_BUFSIZE - len - 1), "%s", p->description); |
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else seq_printf(f, "%s", p->description); |
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return buf; |
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} break; } |
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if (!f) |
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snprintf(buf + len, max(0, HID_DEBUG_BUFSIZE - len - 1), "%04x", usage & 0xffff); |
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else seq_printf(f, "%04x", usage & 0xffff); |
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return buf; |
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} EXPORT_SYMBOL_GPL(hid_resolv_usage); |
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static void tab(int n, struct seq_file *f) { seq_printf(f, "%*s", n, ""); |
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} |
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void hid_dump_field(struct hid_field *field, int n, struct seq_file *f) { |
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int j; if (field->physical) { |
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tab(n, f); seq_printf(f, "Physical("); hid_resolv_usage(field->physical, f); seq_printf(f, ") "); |
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} if (field->logical) { |
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tab(n, f); seq_printf(f, "Logical("); hid_resolv_usage(field->logical, f); seq_printf(f, ") "); |
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} |
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if (field->application) { tab(n, f); seq_printf(f, "Application("); hid_resolv_usage(field->application, f); seq_printf(f, ") "); } |
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tab(n, f); seq_printf(f, "Usage(%d) ", field->maxusage); |
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for (j = 0; j < field->maxusage; j++) { |
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tab(n+2, f); hid_resolv_usage(field->usage[j].hid, f); seq_printf(f, " "); |
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} if (field->logical_minimum != field->logical_maximum) { |
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tab(n, f); seq_printf(f, "Logical Minimum(%d) ", field->logical_minimum); tab(n, f); seq_printf(f, "Logical Maximum(%d) ", field->logical_maximum); |
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} if (field->physical_minimum != field->physical_maximum) { |
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tab(n, f); seq_printf(f, "Physical Minimum(%d) ", field->physical_minimum); tab(n, f); seq_printf(f, "Physical Maximum(%d) ", field->physical_maximum); |
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} if (field->unit_exponent) { |
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tab(n, f); seq_printf(f, "Unit Exponent(%d) ", field->unit_exponent); |
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} if (field->unit) { |
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static const char *systems[5] = { "None", "SI Linear", "SI Rotation", "English Linear", "English Rotation" }; static const char *units[5][8] = { |
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{ "None", "None", "None", "None", "None", "None", "None", "None" }, { "None", "Centimeter", "Gram", "Seconds", "Kelvin", "Ampere", "Candela", "None" }, { "None", "Radians", "Gram", "Seconds", "Kelvin", "Ampere", "Candela", "None" }, { "None", "Inch", "Slug", "Seconds", "Fahrenheit", "Ampere", "Candela", "None" }, { "None", "Degrees", "Slug", "Seconds", "Fahrenheit", "Ampere", "Candela", "None" } }; int i; int sys; __u32 data = field->unit; /* First nibble tells us which system we're in. */ sys = data & 0xf; data >>= 4; if(sys > 4) { |
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tab(n, f); seq_printf(f, "Unit(Invalid) "); |
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} else { int earlier_unit = 0; |
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tab(n, f); seq_printf(f, "Unit(%s : ", systems[sys]); |
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for (i=1 ; i<sizeof(__u32)*2 ; i++) { char nibble = data & 0xf; data >>= 4; if (nibble != 0) { if(earlier_unit++ > 0) |
a635f9dd8 HID: use debugfs ... |
508 509 |
seq_printf(f, "*"); seq_printf(f, "%s", units[sys][i]); |
c080d89ad HID: hid debug fr... |
510 511 512 513 514 515 |
if(nibble != 1) { /* This is a _signed_ nibble(!) */ int val = nibble & 0x7; if(nibble & 0x08) val = -((0x7 & ~val) +1); |
a635f9dd8 HID: use debugfs ... |
516 |
seq_printf(f, "^%d", val); |
c080d89ad HID: hid debug fr... |
517 518 519 |
} } } |
a635f9dd8 HID: use debugfs ... |
520 521 |
seq_printf(f, ") "); |
c080d89ad HID: hid debug fr... |
522 523 |
} } |
a635f9dd8 HID: use debugfs ... |
524 525 526 527 528 529 |
tab(n, f); seq_printf(f, "Report Size(%u) ", field->report_size); tab(n, f); seq_printf(f, "Report Count(%u) ", field->report_count); tab(n, f); seq_printf(f, "Report Offset(%u) ", field->report_offset); |
c080d89ad HID: hid debug fr... |
530 |
|
a635f9dd8 HID: use debugfs ... |
531 |
tab(n, f); seq_printf(f, "Flags( "); |
c080d89ad HID: hid debug fr... |
532 |
j = field->flags; |
a635f9dd8 HID: use debugfs ... |
533 534 535 536 537 538 539 540 541 542 543 |
seq_printf(f, "%s", HID_MAIN_ITEM_CONSTANT & j ? "Constant " : ""); seq_printf(f, "%s", HID_MAIN_ITEM_VARIABLE & j ? "Variable " : "Array "); seq_printf(f, "%s", HID_MAIN_ITEM_RELATIVE & j ? "Relative " : "Absolute "); seq_printf(f, "%s", HID_MAIN_ITEM_WRAP & j ? "Wrap " : ""); seq_printf(f, "%s", HID_MAIN_ITEM_NONLINEAR & j ? "NonLinear " : ""); seq_printf(f, "%s", HID_MAIN_ITEM_NO_PREFERRED & j ? "NoPreferredState " : ""); seq_printf(f, "%s", HID_MAIN_ITEM_NULL_STATE & j ? "NullState " : ""); seq_printf(f, "%s", HID_MAIN_ITEM_VOLATILE & j ? "Volatile " : ""); seq_printf(f, "%s", HID_MAIN_ITEM_BUFFERED_BYTE & j ? "BufferedByte " : ""); seq_printf(f, ") "); |
c080d89ad HID: hid debug fr... |
544 545 |
} EXPORT_SYMBOL_GPL(hid_dump_field); |
a635f9dd8 HID: use debugfs ... |
546 547 |
void hid_dump_device(struct hid_device *device, struct seq_file *f) { |
c080d89ad HID: hid debug fr... |
548 549 550 551 |
struct hid_report_enum *report_enum; struct hid_report *report; struct list_head *list; unsigned i,k; |
0ce1ac3b3 HID: trivial fixe... |
552 |
static const char *table[] = {"INPUT", "OUTPUT", "FEATURE"}; |
c080d89ad HID: hid debug fr... |
553 554 555 556 557 558 |
for (i = 0; i < HID_REPORT_TYPES; i++) { report_enum = device->report_enum + i; list = report_enum->report_list.next; while (list != &report_enum->report_list) { report = (struct hid_report *) list; |
a635f9dd8 HID: use debugfs ... |
559 560 |
tab(2, f); seq_printf(f, "%s", table[i]); |
c080d89ad HID: hid debug fr... |
561 |
if (report->id) |
a635f9dd8 HID: use debugfs ... |
562 563 564 565 |
seq_printf(f, "(%d)", report->id); seq_printf(f, "[%s]", table[report->type]); seq_printf(f, " "); |
c080d89ad HID: hid debug fr... |
566 |
for (k = 0; k < report->maxfield; k++) { |
a635f9dd8 HID: use debugfs ... |
567 568 569 570 |
tab(4, f); seq_printf(f, "Field(%d) ", k); hid_dump_field(report->field[k], 6, f); |
c080d89ad HID: hid debug fr... |
571 572 573 574 575 576 |
} list = list->next; } } } EXPORT_SYMBOL_GPL(hid_dump_device); |
cd667ce24 HID: use debugfs ... |
577 578 579 580 581 582 583 |
/* enqueue string to 'events' ring buffer */ void hid_debug_event(struct hid_device *hdev, char *buf) { int i; struct hid_debug_list *list; list_for_each_entry(list, &hdev->debug_list, node) { |
e639ba481 HID: avoid '\0' i... |
584 585 |
for (i = 0; i < strlen(buf); i++) list->hid_debug_buf[(list->tail + i) % HID_DEBUG_BUFSIZE] = |
cd667ce24 HID: use debugfs ... |
586 |
buf[i]; |
e639ba481 HID: avoid '\0' i... |
587 |
list->tail = (list->tail + i) % HID_DEBUG_BUFSIZE; |
cd667ce24 HID: use debugfs ... |
588 |
} |
1debfb331 HID: debugfs: wak... |
589 590 |
wake_up_interruptible(&hdev->debug_wait); |
cd667ce24 HID: use debugfs ... |
591 592 593 594 595 596 597 598 599 600 |
} EXPORT_SYMBOL_GPL(hid_debug_event); void hid_dump_input(struct hid_device *hdev, struct hid_usage *usage, __s32 value) { char *buf; int len; buf = hid_resolv_usage(usage->hid, NULL); if (!buf) |
58037eb96 HID: make debuggi... |
601 |
return; |
cd667ce24 HID: use debugfs ... |
602 603 604 605 606 607 608 609 |
len = strlen(buf); snprintf(buf + len, HID_DEBUG_BUFSIZE - len - 1, " = %d ", value); hid_debug_event(hdev, buf); kfree(buf); wake_up_interruptible(&hdev->debug_wait); |
58037eb96 HID: make debuggi... |
610 |
|
c080d89ad HID: hid debug fr... |
611 612 |
} EXPORT_SYMBOL_GPL(hid_dump_input); |
0ce1ac3b3 HID: trivial fixe... |
613 |
static const char *events[EV_MAX + 1] = { |
c080d89ad HID: hid debug fr... |
614 615 616 617 618 619 620 |
[EV_SYN] = "Sync", [EV_KEY] = "Key", [EV_REL] = "Relative", [EV_ABS] = "Absolute", [EV_MSC] = "Misc", [EV_LED] = "LED", [EV_SND] = "Sound", [EV_REP] = "Repeat", [EV_FF] = "ForceFeedback", [EV_PWR] = "Power", [EV_FF_STATUS] = "ForceFeedbackStatus", }; |
89f536ccf HID: add new mult... |
621 |
static const char *syncs[3] = { |
c080d89ad HID: hid debug fr... |
622 |
[SYN_REPORT] = "Report", [SYN_CONFIG] = "Config", |
89f536ccf HID: add new mult... |
623 |
[SYN_MT_REPORT] = "MT Report", |
c080d89ad HID: hid debug fr... |
624 |
}; |
89f536ccf HID: add new mult... |
625 |
|
0ce1ac3b3 HID: trivial fixe... |
626 |
static const char *keys[KEY_MAX + 1] = { |
c080d89ad HID: hid debug fr... |
627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 |
[KEY_RESERVED] = "Reserved", [KEY_ESC] = "Esc", [KEY_1] = "1", [KEY_2] = "2", [KEY_3] = "3", [KEY_4] = "4", [KEY_5] = "5", [KEY_6] = "6", [KEY_7] = "7", [KEY_8] = "8", [KEY_9] = "9", [KEY_0] = "0", [KEY_MINUS] = "Minus", [KEY_EQUAL] = "Equal", [KEY_BACKSPACE] = "Backspace", [KEY_TAB] = "Tab", [KEY_Q] = "Q", [KEY_W] = "W", [KEY_E] = "E", [KEY_R] = "R", [KEY_T] = "T", [KEY_Y] = "Y", [KEY_U] = "U", [KEY_I] = "I", [KEY_O] = "O", [KEY_P] = "P", [KEY_LEFTBRACE] = "LeftBrace", [KEY_RIGHTBRACE] = "RightBrace", [KEY_ENTER] = "Enter", [KEY_LEFTCTRL] = "LeftControl", [KEY_A] = "A", [KEY_S] = "S", [KEY_D] = "D", [KEY_F] = "F", [KEY_G] = "G", [KEY_H] = "H", [KEY_J] = "J", [KEY_K] = "K", [KEY_L] = "L", [KEY_SEMICOLON] = "Semicolon", [KEY_APOSTROPHE] = "Apostrophe", [KEY_GRAVE] = "Grave", [KEY_LEFTSHIFT] = "LeftShift", [KEY_BACKSLASH] = "BackSlash", [KEY_Z] = "Z", [KEY_X] = "X", [KEY_C] = "C", [KEY_V] = "V", [KEY_B] = "B", [KEY_N] = "N", [KEY_M] = "M", [KEY_COMMA] = "Comma", [KEY_DOT] = "Dot", [KEY_SLASH] = "Slash", [KEY_RIGHTSHIFT] = "RightShift", [KEY_KPASTERISK] = "KPAsterisk", [KEY_LEFTALT] = "LeftAlt", [KEY_SPACE] = "Space", [KEY_CAPSLOCK] = "CapsLock", [KEY_F1] = "F1", [KEY_F2] = "F2", [KEY_F3] = "F3", [KEY_F4] = "F4", [KEY_F5] = "F5", [KEY_F6] = "F6", [KEY_F7] = "F7", [KEY_F8] = "F8", [KEY_F9] = "F9", [KEY_F10] = "F10", [KEY_NUMLOCK] = "NumLock", [KEY_SCROLLLOCK] = "ScrollLock", [KEY_KP7] = "KP7", [KEY_KP8] = "KP8", [KEY_KP9] = "KP9", [KEY_KPMINUS] = "KPMinus", [KEY_KP4] = "KP4", [KEY_KP5] = "KP5", [KEY_KP6] = "KP6", [KEY_KPPLUS] = "KPPlus", [KEY_KP1] = "KP1", [KEY_KP2] = "KP2", [KEY_KP3] = "KP3", [KEY_KP0] = "KP0", [KEY_KPDOT] = "KPDot", [KEY_ZENKAKUHANKAKU] = "Zenkaku/Hankaku", [KEY_102ND] = "102nd", [KEY_F11] = "F11", [KEY_F12] = "F12", [KEY_RO] = "RO", [KEY_KATAKANA] = "Katakana", [KEY_HIRAGANA] = "HIRAGANA", [KEY_HENKAN] = "Henkan", [KEY_KATAKANAHIRAGANA] = "Katakana/Hiragana", [KEY_MUHENKAN] = "Muhenkan", [KEY_KPJPCOMMA] = "KPJpComma", [KEY_KPENTER] = "KPEnter", [KEY_RIGHTCTRL] = "RightCtrl", [KEY_KPSLASH] = "KPSlash", [KEY_SYSRQ] = "SysRq", [KEY_RIGHTALT] = "RightAlt", [KEY_LINEFEED] = "LineFeed", [KEY_HOME] = "Home", [KEY_UP] = "Up", [KEY_PAGEUP] = "PageUp", [KEY_LEFT] = "Left", [KEY_RIGHT] = "Right", [KEY_END] = "End", [KEY_DOWN] = "Down", [KEY_PAGEDOWN] = "PageDown", [KEY_INSERT] = "Insert", [KEY_DELETE] = "Delete", [KEY_MACRO] = "Macro", [KEY_MUTE] = "Mute", [KEY_VOLUMEDOWN] = "VolumeDown", [KEY_VOLUMEUP] = "VolumeUp", [KEY_POWER] = "Power", [KEY_KPEQUAL] = "KPEqual", [KEY_KPPLUSMINUS] = "KPPlusMinus", [KEY_PAUSE] = "Pause", [KEY_KPCOMMA] = "KPComma", [KEY_HANGUEL] = "Hangeul", [KEY_HANJA] = "Hanja", [KEY_YEN] = "Yen", [KEY_LEFTMETA] = "LeftMeta", [KEY_RIGHTMETA] = "RightMeta", [KEY_COMPOSE] = "Compose", [KEY_STOP] = "Stop", [KEY_AGAIN] = "Again", [KEY_PROPS] = "Props", [KEY_UNDO] = "Undo", [KEY_FRONT] = "Front", [KEY_COPY] = "Copy", [KEY_OPEN] = "Open", [KEY_PASTE] = "Paste", [KEY_FIND] = "Find", [KEY_CUT] = "Cut", [KEY_HELP] = "Help", [KEY_MENU] = "Menu", [KEY_CALC] = "Calc", [KEY_SETUP] = "Setup", [KEY_SLEEP] = "Sleep", [KEY_WAKEUP] = "WakeUp", [KEY_FILE] = "File", [KEY_SENDFILE] = "SendFile", [KEY_DELETEFILE] = "DeleteFile", [KEY_XFER] = "X-fer", [KEY_PROG1] = "Prog1", [KEY_PROG2] = "Prog2", [KEY_WWW] = "WWW", [KEY_MSDOS] = "MSDOS", [KEY_COFFEE] = "Coffee", [KEY_DIRECTION] = "Direction", [KEY_CYCLEWINDOWS] = "CycleWindows", [KEY_MAIL] = "Mail", [KEY_BOOKMARKS] = "Bookmarks", [KEY_COMPUTER] = "Computer", [KEY_BACK] = "Back", [KEY_FORWARD] = "Forward", [KEY_CLOSECD] = "CloseCD", [KEY_EJECTCD] = "EjectCD", [KEY_EJECTCLOSECD] = "EjectCloseCD", [KEY_NEXTSONG] = "NextSong", [KEY_PLAYPAUSE] = "PlayPause", [KEY_PREVIOUSSONG] = "PreviousSong", [KEY_STOPCD] = "StopCD", [KEY_RECORD] = "Record", [KEY_REWIND] = "Rewind", [KEY_PHONE] = "Phone", [KEY_ISO] = "ISOKey", [KEY_CONFIG] = "Config", [KEY_HOMEPAGE] = "HomePage", [KEY_REFRESH] = "Refresh", [KEY_EXIT] = "Exit", [KEY_MOVE] = "Move", [KEY_EDIT] = "Edit", [KEY_SCROLLUP] = "ScrollUp", [KEY_SCROLLDOWN] = "ScrollDown", [KEY_KPLEFTPAREN] = "KPLeftParenthesis", [KEY_KPRIGHTPAREN] = "KPRightParenthesis", [KEY_NEW] = "New", [KEY_REDO] = "Redo", [KEY_F13] = "F13", [KEY_F14] = "F14", [KEY_F15] = "F15", [KEY_F16] = "F16", [KEY_F17] = "F17", [KEY_F18] = "F18", [KEY_F19] = "F19", [KEY_F20] = "F20", [KEY_F21] = "F21", [KEY_F22] = "F22", [KEY_F23] = "F23", [KEY_F24] = "F24", [KEY_PLAYCD] = "PlayCD", [KEY_PAUSECD] = "PauseCD", [KEY_PROG3] = "Prog3", [KEY_PROG4] = "Prog4", [KEY_SUSPEND] = "Suspend", [KEY_CLOSE] = "Close", [KEY_PLAY] = "Play", [KEY_FASTFORWARD] = "FastForward", [KEY_BASSBOOST] = "BassBoost", [KEY_PRINT] = "Print", [KEY_HP] = "HP", [KEY_CAMERA] = "Camera", [KEY_SOUND] = "Sound", [KEY_QUESTION] = "Question", [KEY_EMAIL] = "Email", [KEY_CHAT] = "Chat", [KEY_SEARCH] = "Search", [KEY_CONNECT] = "Connect", [KEY_FINANCE] = "Finance", [KEY_SPORT] = "Sport", [KEY_SHOP] = "Shop", [KEY_ALTERASE] = "AlternateErase", [KEY_CANCEL] = "Cancel", [KEY_BRIGHTNESSDOWN] = "BrightnessDown", [KEY_BRIGHTNESSUP] = "BrightnessUp", [KEY_MEDIA] = "Media", [KEY_UNKNOWN] = "Unknown", [BTN_0] = "Btn0", [BTN_1] = "Btn1", [BTN_2] = "Btn2", [BTN_3] = "Btn3", [BTN_4] = "Btn4", [BTN_5] = "Btn5", [BTN_6] = "Btn6", [BTN_7] = "Btn7", [BTN_8] = "Btn8", [BTN_9] = "Btn9", [BTN_LEFT] = "LeftBtn", [BTN_RIGHT] = "RightBtn", [BTN_MIDDLE] = "MiddleBtn", [BTN_SIDE] = "SideBtn", [BTN_EXTRA] = "ExtraBtn", [BTN_FORWARD] = "ForwardBtn", [BTN_BACK] = "BackBtn", [BTN_TASK] = "TaskBtn", [BTN_TRIGGER] = "Trigger", [BTN_THUMB] = "ThumbBtn", [BTN_THUMB2] = "ThumbBtn2", [BTN_TOP] = "TopBtn", [BTN_TOP2] = "TopBtn2", [BTN_PINKIE] = "PinkieBtn", [BTN_BASE] = "BaseBtn", [BTN_BASE2] = "BaseBtn2", [BTN_BASE3] = "BaseBtn3", [BTN_BASE4] = "BaseBtn4", [BTN_BASE5] = "BaseBtn5", [BTN_BASE6] = "BaseBtn6", [BTN_DEAD] = "BtnDead", [BTN_A] = "BtnA", [BTN_B] = "BtnB", [BTN_C] = "BtnC", [BTN_X] = "BtnX", [BTN_Y] = "BtnY", [BTN_Z] = "BtnZ", [BTN_TL] = "BtnTL", [BTN_TR] = "BtnTR", [BTN_TL2] = "BtnTL2", [BTN_TR2] = "BtnTR2", [BTN_SELECT] = "BtnSelect", [BTN_START] = "BtnStart", [BTN_MODE] = "BtnMode", [BTN_THUMBL] = "BtnThumbL", [BTN_THUMBR] = "BtnThumbR", [BTN_TOOL_PEN] = "ToolPen", [BTN_TOOL_RUBBER] = "ToolRubber", [BTN_TOOL_BRUSH] = "ToolBrush", [BTN_TOOL_PENCIL] = "ToolPencil", [BTN_TOOL_AIRBRUSH] = "ToolAirbrush", [BTN_TOOL_FINGER] = "ToolFinger", [BTN_TOOL_MOUSE] = "ToolMouse", [BTN_TOOL_LENS] = "ToolLens", [BTN_TOUCH] = "Touch", [BTN_STYLUS] = "Stylus", [BTN_STYLUS2] = "Stylus2", [BTN_TOOL_DOUBLETAP] = "ToolDoubleTap", [BTN_TOOL_TRIPLETAP] = "ToolTripleTap", [BTN_GEAR_DOWN] = "WheelBtn", [BTN_GEAR_UP] = "Gear up", [KEY_OK] = "Ok", [KEY_SELECT] = "Select", [KEY_GOTO] = "Goto", [KEY_CLEAR] = "Clear", [KEY_POWER2] = "Power2", [KEY_OPTION] = "Option", [KEY_INFO] = "Info", [KEY_TIME] = "Time", [KEY_VENDOR] = "Vendor", [KEY_ARCHIVE] = "Archive", [KEY_PROGRAM] = "Program", [KEY_CHANNEL] = "Channel", [KEY_FAVORITES] = "Favorites", [KEY_EPG] = "EPG", [KEY_PVR] = "PVR", [KEY_MHP] = "MHP", [KEY_LANGUAGE] = "Language", [KEY_TITLE] = "Title", [KEY_SUBTITLE] = "Subtitle", [KEY_ANGLE] = "Angle", [KEY_ZOOM] = "Zoom", [KEY_MODE] = "Mode", [KEY_KEYBOARD] = "Keyboard", [KEY_SCREEN] = "Screen", [KEY_PC] = "PC", [KEY_TV] = "TV", [KEY_TV2] = "TV2", [KEY_VCR] = "VCR", [KEY_VCR2] = "VCR2", [KEY_SAT] = "Sat", [KEY_SAT2] = "Sat2", [KEY_CD] = "CD", [KEY_TAPE] = "Tape", [KEY_RADIO] = "Radio", [KEY_TUNER] = "Tuner", [KEY_PLAYER] = "Player", [KEY_TEXT] = "Text", [KEY_DVD] = "DVD", [KEY_AUX] = "Aux", [KEY_MP3] = "MP3", [KEY_AUDIO] = "Audio", [KEY_VIDEO] = "Video", [KEY_DIRECTORY] = "Directory", [KEY_LIST] = "List", [KEY_MEMO] = "Memo", [KEY_CALENDAR] = "Calendar", [KEY_RED] = "Red", [KEY_GREEN] = "Green", [KEY_YELLOW] = "Yellow", [KEY_BLUE] = "Blue", [KEY_CHANNELUP] = "ChannelUp", [KEY_CHANNELDOWN] = "ChannelDown", [KEY_FIRST] = "First", [KEY_LAST] = "Last", [KEY_AB] = "AB", [KEY_NEXT] = "Next", [KEY_RESTART] = "Restart", [KEY_SLOW] = "Slow", [KEY_SHUFFLE] = "Shuffle", [KEY_BREAK] = "Break", [KEY_PREVIOUS] = "Previous", [KEY_DIGITS] = "Digits", [KEY_TEEN] = "TEEN", [KEY_TWEN] = "TWEN", [KEY_DEL_EOL] = "DeleteEOL", [KEY_DEL_EOS] = "DeleteEOS", [KEY_INS_LINE] = "InsertLine", [KEY_DEL_LINE] = "DeleteLine", [KEY_SEND] = "Send", [KEY_REPLY] = "Reply", [KEY_FORWARDMAIL] = "ForwardMail", [KEY_SAVE] = "Save", |
1fe8736da HID: add support ... |
804 |
[KEY_DOCUMENTS] = "Documents", [KEY_SPELLCHECK] = "SpellCheck", |
e2bca0749 Input: add KEY_LO... |
805 |
[KEY_LOGOFF] = "Logoff", |
c080d89ad HID: hid debug fr... |
806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 |
[KEY_FN] = "Fn", [KEY_FN_ESC] = "Fn+ESC", [KEY_FN_1] = "Fn+1", [KEY_FN_2] = "Fn+2", [KEY_FN_B] = "Fn+B", [KEY_FN_D] = "Fn+D", [KEY_FN_E] = "Fn+E", [KEY_FN_F] = "Fn+F", [KEY_FN_S] = "Fn+S", [KEY_FN_F1] = "Fn+F1", [KEY_FN_F2] = "Fn+F2", [KEY_FN_F3] = "Fn+F3", [KEY_FN_F4] = "Fn+F4", [KEY_FN_F5] = "Fn+F5", [KEY_FN_F6] = "Fn+F6", [KEY_FN_F7] = "Fn+F7", [KEY_FN_F8] = "Fn+F8", [KEY_FN_F9] = "Fn+F9", [KEY_FN_F10] = "Fn+F10", [KEY_FN_F11] = "Fn+F11", [KEY_FN_F12] = "Fn+F12", [KEY_KBDILLUMTOGGLE] = "KbdIlluminationToggle", [KEY_KBDILLUMDOWN] = "KbdIlluminationDown", [KEY_KBDILLUMUP] = "KbdIlluminationUp", [KEY_SWITCHVIDEOMODE] = "SwitchVideoMode", }; |
0ce1ac3b3 HID: trivial fixe... |
822 |
static const char *relatives[REL_MAX + 1] = { |
c080d89ad HID: hid debug fr... |
823 824 825 826 827 828 |
[REL_X] = "X", [REL_Y] = "Y", [REL_Z] = "Z", [REL_RX] = "Rx", [REL_RY] = "Ry", [REL_RZ] = "Rz", [REL_HWHEEL] = "HWheel", [REL_DIAL] = "Dial", [REL_WHEEL] = "Wheel", [REL_MISC] = "Misc", }; |
81c2a3ba4 Input: use ABS_CN... |
829 |
static const char *absolutes[ABS_CNT] = { |
c080d89ad HID: hid debug fr... |
830 831 832 833 834 835 836 837 838 839 840 |
[ABS_X] = "X", [ABS_Y] = "Y", [ABS_Z] = "Z", [ABS_RX] = "Rx", [ABS_RY] = "Ry", [ABS_RZ] = "Rz", [ABS_THROTTLE] = "Throttle", [ABS_RUDDER] = "Rudder", [ABS_WHEEL] = "Wheel", [ABS_GAS] = "Gas", [ABS_BRAKE] = "Brake", [ABS_HAT0X] = "Hat0X", [ABS_HAT0Y] = "Hat0Y", [ABS_HAT1X] = "Hat1X", [ABS_HAT1Y] = "Hat1Y", [ABS_HAT2X] = "Hat2X", [ABS_HAT2Y] = "Hat2Y", [ABS_HAT3X] = "Hat3X", [ABS_HAT3Y] = "Hat 3Y", [ABS_PRESSURE] = "Pressure", [ABS_DISTANCE] = "Distance", [ABS_TILT_X] = "XTilt", |
89f536ccf HID: add new mult... |
841 |
[ABS_TILT_Y] = "YTilt", [ABS_TOOL_WIDTH] = "ToolWidth", |
c080d89ad HID: hid debug fr... |
842 |
[ABS_VOLUME] = "Volume", [ABS_MISC] = "Misc", |
89f536ccf HID: add new mult... |
843 844 845 846 847 848 849 850 851 |
[ABS_MT_TOUCH_MAJOR] = "MTMajor", [ABS_MT_TOUCH_MINOR] = "MTMinor", [ABS_MT_WIDTH_MAJOR] = "MTMajorW", [ABS_MT_WIDTH_MINOR] = "MTMinorW", [ABS_MT_ORIENTATION] = "MTOrientation", [ABS_MT_POSITION_X] = "MTPositionX", [ABS_MT_POSITION_Y] = "MTPositionY", [ABS_MT_TOOL_TYPE] = "MTToolType", [ABS_MT_BLOB_ID] = "MTBlobID", |
c080d89ad HID: hid debug fr... |
852 |
}; |
0ce1ac3b3 HID: trivial fixe... |
853 |
static const char *misc[MSC_MAX + 1] = { |
c080d89ad HID: hid debug fr... |
854 855 856 |
[MSC_SERIAL] = "Serial", [MSC_PULSELED] = "Pulseled", [MSC_GESTURE] = "Gesture", [MSC_RAW] = "RawData" }; |
0ce1ac3b3 HID: trivial fixe... |
857 |
static const char *leds[LED_MAX + 1] = { |
c080d89ad HID: hid debug fr... |
858 859 860 861 862 863 |
[LED_NUML] = "NumLock", [LED_CAPSL] = "CapsLock", [LED_SCROLLL] = "ScrollLock", [LED_COMPOSE] = "Compose", [LED_KANA] = "Kana", [LED_SLEEP] = "Sleep", [LED_SUSPEND] = "Suspend", [LED_MUTE] = "Mute", [LED_MISC] = "Misc", }; |
0ce1ac3b3 HID: trivial fixe... |
864 |
static const char *repeats[REP_MAX + 1] = { |
c080d89ad HID: hid debug fr... |
865 866 |
[REP_DELAY] = "Delay", [REP_PERIOD] = "Period" }; |
0ce1ac3b3 HID: trivial fixe... |
867 |
static const char *sounds[SND_MAX + 1] = { |
c080d89ad HID: hid debug fr... |
868 869 870 |
[SND_CLICK] = "Click", [SND_BELL] = "Bell", [SND_TONE] = "Tone" }; |
0ce1ac3b3 HID: trivial fixe... |
871 |
static const char **names[EV_MAX + 1] = { |
c080d89ad HID: hid debug fr... |
872 873 874 875 876 |
[EV_SYN] = syncs, [EV_KEY] = keys, [EV_REL] = relatives, [EV_ABS] = absolutes, [EV_MSC] = misc, [EV_LED] = leds, [EV_SND] = sounds, [EV_REP] = repeats, }; |
62e62da85 HID: hid-debug.c:... |
877 878 |
static void hid_resolv_event(__u8 type, __u16 code, struct seq_file *f) { |
a635f9dd8 HID: use debugfs ... |
879 |
seq_printf(f, "%s.%s", events[type] ? events[type] : "?", |
c080d89ad HID: hid debug fr... |
880 881 |
names[type] ? (names[type][code] ? names[type][code] : "?") : "?"); } |
a635f9dd8 HID: use debugfs ... |
882 |
|
62e62da85 HID: hid-debug.c:... |
883 |
static void hid_dump_input_mapping(struct hid_device *hid, struct seq_file *f) |
a635f9dd8 HID: use debugfs ... |
884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 |
{ int i, j, k; struct hid_report *report; struct hid_usage *usage; for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { list_for_each_entry(report, &hid->report_enum[k].report_list, list) { for (i = 0; i < report->maxfield; i++) { for ( j = 0; j < report->field[i]->maxusage; j++) { usage = report->field[i]->usage + j; hid_resolv_usage(usage->hid, f); seq_printf(f, " ---> "); hid_resolv_event(usage->type, usage->code, f); seq_printf(f, " "); } } } } } |
cd667ce24 HID: use debugfs ... |
905 |
|
a635f9dd8 HID: use debugfs ... |
906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 |
static int hid_debug_rdesc_show(struct seq_file *f, void *p) { struct hid_device *hdev = f->private; int i; /* dump HID report descriptor */ for (i = 0; i < hdev->rsize; i++) seq_printf(f, "%02x ", hdev->rdesc[i]); seq_printf(f, " "); /* dump parsed data and input mappings */ hid_dump_device(hdev, f); seq_printf(f, " "); hid_dump_input_mapping(hdev, f); return 0; } static int hid_debug_rdesc_open(struct inode *inode, struct file *file) { return single_open(file, hid_debug_rdesc_show, inode->i_private); } |
cd667ce24 HID: use debugfs ... |
931 932 933 934 935 936 937 938 939 940 941 942 |
static int hid_debug_events_open(struct inode *inode, struct file *file) { int err = 0; struct hid_debug_list *list; if (!(list = kzalloc(sizeof(struct hid_debug_list), GFP_KERNEL))) { err = -ENOMEM; goto out; } if (!(list->hid_debug_buf = kzalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_KERNEL))) { err = -ENOMEM; |
a809dda03 HID: fix memory l... |
943 |
kfree(list); |
cd667ce24 HID: use debugfs ... |
944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 |
goto out; } list->hdev = (struct hid_device *) inode->i_private; file->private_data = list; mutex_init(&list->read_mutex); list_add_tail(&list->node, &list->hdev->debug_list); out: return err; } static ssize_t hid_debug_events_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) { struct hid_debug_list *list = file->private_data; int ret = 0, len; DECLARE_WAITQUEUE(wait, current); |
ca9fe1588 HID: eliminate a ... |
962 |
mutex_lock(&list->read_mutex); |
cd667ce24 HID: use debugfs ... |
963 |
while (ret == 0) { |
cd667ce24 HID: use debugfs ... |
964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 |
if (list->head == list->tail) { add_wait_queue(&list->hdev->debug_wait, &wait); set_current_state(TASK_INTERRUPTIBLE); while (list->head == list->tail) { if (file->f_flags & O_NONBLOCK) { ret = -EAGAIN; break; } if (signal_pending(current)) { ret = -ERESTARTSYS; break; } if (!list->hdev || !list->hdev->debug) { ret = -EIO; break; } /* allow O_NONBLOCK from other threads */ mutex_unlock(&list->read_mutex); schedule(); mutex_lock(&list->read_mutex); set_current_state(TASK_INTERRUPTIBLE); } set_current_state(TASK_RUNNING); remove_wait_queue(&list->hdev->debug_wait, &wait); } if (ret) goto out; /* pass the ringbuffer contents to userspace */ copy_rest: if (list->tail == list->head) goto out; if (list->tail > list->head) { len = list->tail - list->head; if (copy_to_user(buffer + ret, &list->hid_debug_buf[list->head], len)) { ret = -EFAULT; goto out; } ret += len; list->head += len; } else { len = HID_DEBUG_BUFSIZE - list->head; if (copy_to_user(buffer, &list->hid_debug_buf[list->head], len)) { ret = -EFAULT; goto out; } list->head = 0; ret += len; goto copy_rest; } } out: mutex_unlock(&list->read_mutex); return ret; } static unsigned int hid_debug_events_poll(struct file *file, poll_table *wait) { struct hid_debug_list *list = file->private_data; poll_wait(file, &list->hdev->debug_wait, wait); if (list->head != list->tail) return POLLIN | POLLRDNORM; if (!list->hdev->debug) return POLLERR | POLLHUP; return 0; } static int hid_debug_events_release(struct inode *inode, struct file *file) { struct hid_debug_list *list = file->private_data; list_del(&list->node); kfree(list->hid_debug_buf); kfree(list); return 0; } |
a635f9dd8 HID: use debugfs ... |
1050 1051 1052 1053 1054 1055 |
static const struct file_operations hid_debug_rdesc_fops = { .open = hid_debug_rdesc_open, .read = seq_read, .llseek = seq_lseek, .release = single_release, }; |
cd667ce24 HID: use debugfs ... |
1056 1057 1058 1059 1060 1061 |
static const struct file_operations hid_debug_events_fops = { .owner = THIS_MODULE, .open = hid_debug_events_open, .read = hid_debug_events_read, .poll = hid_debug_events_poll, .release = hid_debug_events_release, |
6038f373a llseek: automatic... |
1062 |
.llseek = noop_llseek, |
cd667ce24 HID: use debugfs ... |
1063 |
}; |
a635f9dd8 HID: use debugfs ... |
1064 1065 1066 1067 1068 |
void hid_debug_register(struct hid_device *hdev, const char *name) { hdev->debug_dir = debugfs_create_dir(name, hid_debug_root); hdev->debug_rdesc = debugfs_create_file("rdesc", 0400, hdev->debug_dir, hdev, &hid_debug_rdesc_fops); |
cd667ce24 HID: use debugfs ... |
1069 1070 1071 |
hdev->debug_events = debugfs_create_file("events", 0400, hdev->debug_dir, hdev, &hid_debug_events_fops); hdev->debug = 1; |
a635f9dd8 HID: use debugfs ... |
1072 1073 1074 1075 |
} void hid_debug_unregister(struct hid_device *hdev) { |
cd667ce24 HID: use debugfs ... |
1076 1077 |
hdev->debug = 0; wake_up_interruptible(&hdev->debug_wait); |
a635f9dd8 HID: use debugfs ... |
1078 |
debugfs_remove(hdev->debug_rdesc); |
cd667ce24 HID: use debugfs ... |
1079 |
debugfs_remove(hdev->debug_events); |
a635f9dd8 HID: use debugfs ... |
1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 |
debugfs_remove(hdev->debug_dir); } void hid_debug_init(void) { hid_debug_root = debugfs_create_dir("hid", NULL); } void hid_debug_exit(void) { debugfs_remove_recursive(hid_debug_root); } |