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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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#include <linux/bitops.h>#include <linux/types.h>#include <linux/slab.h>#include <linux/list.h>#include <linux/device-id/hid.h>#include <linux/timer.h>#include <linux/workqueue.h>#include <linux/input.h>#include <linux/semaphore.h>#include <linux/mutex.h>#include <linux/power_supply.h>#include <uapi/linux/hid.h>#include <linux/hid_bpf.h>
/* * We parse each description item into this structure. Short items data * values are expanded to 32-bit signed int, long items contain a pointer * into the data area. */
struct hid_item { unsigned format; __u8 size; __u8 type; __u8 tag; union { __u8 u8; __s8 s8; __u16 u16; __s16 s16; __u32 u32; __s32 s32; const __u8 *longdata; } data;};
/* * HID report item format */
#define HID_ITEM_FORMAT_SHORT 0#define HID_ITEM_FORMAT_LONG 1
/* * Special tag indicating long items */
#define HID_ITEM_TAG_LONG 15
/* * HID report descriptor item type (prefix bit 2,3) */
#define HID_ITEM_TYPE_MAIN 0#define HID_ITEM_TYPE_GLOBAL 1#define HID_ITEM_TYPE_LOCAL 2#define HID_ITEM_TYPE_RESERVED 3
/* * HID report descriptor main item tags */
#define HID_MAIN_ITEM_TAG_INPUT 8#define HID_MAIN_ITEM_TAG_OUTPUT 9#define HID_MAIN_ITEM_TAG_FEATURE 11#define HID_MAIN_ITEM_TAG_BEGIN_COLLECTION 10#define HID_MAIN_ITEM_TAG_END_COLLECTION 12#define HID_MAIN_ITEM_TAG_RESERVED_MIN 13#define HID_MAIN_ITEM_TAG_RESERVED_MAX 15
/* * HID report descriptor main item contents */
#define HID_MAIN_ITEM_CONSTANT 0x001#define HID_MAIN_ITEM_VARIABLE 0x002#define HID_MAIN_ITEM_RELATIVE 0x004#define HID_MAIN_ITEM_WRAP 0x008#define HID_MAIN_ITEM_NONLINEAR 0x010#define HID_MAIN_ITEM_NO_PREFERRED 0x020#define HID_MAIN_ITEM_NULL_STATE 0x040#define HID_MAIN_ITEM_VOLATILE 0x080#define HID_MAIN_ITEM_BUFFERED_BYTE 0x100
/* * HID report descriptor collection item types */
#define HID_COLLECTION_PHYSICAL 0#define HID_COLLECTION_APPLICATION 1#define HID_COLLECTION_LOGICAL 2#define HID_COLLECTION_NAMED_ARRAY 4
/* * HID report descriptor global item tags */
#define HID_GLOBAL_ITEM_TAG_USAGE_PAGE 0#define HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM 1#define HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM 2#define HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM 3#define HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM 4#define HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT 5#define HID_GLOBAL_ITEM_TAG_UNIT 6#define HID_GLOBAL_ITEM_TAG_REPORT_SIZE 7#define HID_GLOBAL_ITEM_TAG_REPORT_ID 8#define HID_GLOBAL_ITEM_TAG_REPORT_COUNT 9#define HID_GLOBAL_ITEM_TAG_PUSH 10#define HID_GLOBAL_ITEM_TAG_POP 11
/* * HID report descriptor local item tags */
#define HID_LOCAL_ITEM_TAG_USAGE 0#define HID_LOCAL_ITEM_TAG_USAGE_MINIMUM 1#define HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM 2#define HID_LOCAL_ITEM_TAG_DESIGNATOR_INDEX 3#define HID_LOCAL_ITEM_TAG_DESIGNATOR_MINIMUM 4#define HID_LOCAL_ITEM_TAG_DESIGNATOR_MAXIMUM 5#define HID_LOCAL_ITEM_TAG_STRING_INDEX 7#define HID_LOCAL_ITEM_TAG_STRING_MINIMUM 8#define HID_LOCAL_ITEM_TAG_STRING_MAXIMUM 9#define HID_LOCAL_ITEM_TAG_DELIMITER 10
/* * HID usage tables */
#define HID_USAGE_PAGE 0xffff0000
#define HID_UP_UNDEFINED 0x00000000#define HID_UP_GENDESK 0x00010000#define HID_UP_SIMULATION 0x00020000#define HID_UP_GENDEVCTRLS 0x00060000#define HID_UP_KEYBOARD 0x00070000#define HID_UP_LED 0x00080000#define HID_UP_BUTTON 0x00090000#define HID_UP_ORDINAL 0x000a0000#define HID_UP_TELEPHONY 0x000b0000#define HID_UP_CONSUMER 0x000c0000#define HID_UP_DIGITIZER 0x000d0000#define HID_UP_HAPTIC 0x000e0000#define HID_UP_PID 0x000f0000#define HID_UP_BATTERY 0x00850000#define HID_UP_CAMERA 0x00900000#define HID_UP_HPVENDOR 0xff7f0000#define HID_UP_HPVENDOR2 0xff010000#define HID_UP_MSVENDOR 0xff000000#define HID_UP_CUSTOM 0x00ff0000#define HID_UP_LOGIVENDOR 0xffbc0000#define HID_UP_LOGIVENDOR2 0xff090000#define HID_UP_LOGIVENDOR3 0xff430000#define HID_UP_LNVENDOR 0xffa00000#define HID_UP_SENSOR 0x00200000#define HID_UP_ASUSVENDOR 0xff310000#define HID_UP_GOOGLEVENDOR 0xffd10000
#define HID_USAGE 0x0000ffff
#define HID_GD_POINTER 0x00010001#define HID_GD_MOUSE 0x00010002#define HID_GD_JOYSTICK 0x00010004#define HID_GD_GAMEPAD 0x00010005#define HID_GD_KEYBOARD 0x00010006#define HID_GD_KEYPAD 0x00010007#define HID_GD_MULTIAXIS 0x00010008/* * Microsoft Win8 Wireless Radio Controls extensions CA, see: * http://www.usb.org/developers/hidpage/HUTRR40RadioHIDUsagesFinal.pdf */#define HID_GD_WIRELESS_RADIO_CTLS 0x0001000c/* * System Multi-Axis, see: * http://www.usb.org/developers/hidpage/HUTRR62_-_Generic_Desktop_CA_for_System_Multi-Axis_Controllers.txt */#define HID_GD_SYSTEM_MULTIAXIS 0x0001000e
#define HID_GD_X 0x00010030#define HID_GD_Y 0x00010031#define HID_GD_Z 0x00010032#define HID_GD_RX 0x00010033#define HID_GD_RY 0x00010034#define HID_GD_RZ 0x00010035#define HID_GD_SLIDER 0x00010036#define HID_GD_DIAL 0x00010037#define HID_GD_WHEEL 0x00010038#define HID_GD_HATSWITCH 0x00010039#define HID_GD_BUFFER 0x0001003a#define HID_GD_BYTECOUNT 0x0001003b#define HID_GD_MOTION 0x0001003c#define HID_GD_START 0x0001003d#define HID_GD_SELECT 0x0001003e#define HID_GD_VX 0x00010040#define HID_GD_VY 0x00010041#define HID_GD_VZ 0x00010042#define HID_GD_VBRX 0x00010043#define HID_GD_VBRY 0x00010044#define HID_GD_VBRZ 0x00010045#define HID_GD_VNO 0x00010046#define HID_GD_FEATURE 0x00010047#define HID_GD_RESOLUTION_MULTIPLIER 0x00010048#define HID_GD_SYSTEM_CONTROL 0x00010080#define HID_GD_UP 0x00010090#define HID_GD_DOWN 0x00010091#define HID_GD_RIGHT 0x00010092#define HID_GD_LEFT 0x00010093#define HID_GD_DO_NOT_DISTURB 0x0001009b/* Microsoft Win8 Wireless Radio Controls CA usage codes */#define HID_GD_RFKILL_BTN 0x000100c6#define HID_GD_RFKILL_LED 0x000100c7#define HID_GD_RFKILL_SWITCH 0x000100c8
#define HID_DC_BATTERYSTRENGTH 0x00060020
#define HID_CP_CONSUMER_CONTROL 0x000c0001#define HID_CP_AC_PAN 0x000c0238
#define HID_DG_DIGITIZER 0x000d0001#define HID_DG_PEN 0x000d0002#define HID_DG_LIGHTPEN 0x000d0003#define HID_DG_TOUCHSCREEN 0x000d0004#define HID_DG_TOUCHPAD 0x000d0005#define HID_DG_WHITEBOARD 0x000d0006#define HID_DG_STYLUS 0x000d0020#define HID_DG_PUCK 0x000d0021#define HID_DG_FINGER 0x000d0022#define HID_DG_TIPPRESSURE 0x000d0030#define HID_DG_BARRELPRESSURE 0x000d0031#define HID_DG_INRANGE 0x000d0032#define HID_DG_TOUCH 0x000d0033#define HID_DG_UNTOUCH 0x000d0034#define HID_DG_TAP 0x000d0035#define HID_DG_TRANSDUCER_INDEX 0x000d0038#define HID_DG_TABLETFUNCTIONKEY 0x000d0039#define HID_DG_PROGRAMCHANGEKEY 0x000d003a#define HID_DG_BATTERYSTRENGTH 0x000d003b#define HID_DG_INVERT 0x000d003c#define HID_DG_TILT_X 0x000d003d#define HID_DG_TILT_Y 0x000d003e#define HID_DG_TWIST 0x000d0041#define HID_DG_TIPSWITCH 0x000d0042#define HID_DG_TIPSWITCH2 0x000d0043#define HID_DG_BARRELSWITCH 0x000d0044#define HID_DG_ERASER 0x000d0045#define HID_DG_TABLETPICK 0x000d0046#define HID_DG_PEN_COLOR 0x000d005c#define HID_DG_PEN_LINE_WIDTH 0x000d005e#define HID_DG_PEN_LINE_STYLE 0x000d0070#define HID_DG_PEN_LINE_STYLE_INK 0x000d0072#define HID_DG_PEN_LINE_STYLE_PENCIL 0x000d0073#define HID_DG_PEN_LINE_STYLE_HIGHLIGHTER 0x000d0074#define HID_DG_PEN_LINE_STYLE_CHISEL_MARKER 0x000d0075#define HID_DG_PEN_LINE_STYLE_BRUSH 0x000d0076#define HID_DG_PEN_LINE_STYLE_NO_PREFERENCE 0x000d0077
#define HID_CP_CONSUMERCONTROL 0x000c0001#define HID_CP_NUMERICKEYPAD 0x000c0002#define HID_CP_PROGRAMMABLEBUTTONS 0x000c0003#define HID_CP_MICROPHONE 0x000c0004#define HID_CP_HEADPHONE 0x000c0005#define HID_CP_GRAPHICEQUALIZER 0x000c0006#define HID_CP_FUNCTIONBUTTONS 0x000c0036#define HID_CP_SELECTION 0x000c0080#define HID_CP_MEDIASELECTION 0x000c0087#define HID_CP_SELECTDISC 0x000c00ba#define HID_CP_VOLUMEUP 0x000c00e9#define HID_CP_VOLUMEDOWN 0x000c00ea#define HID_CP_PLAYBACKSPEED 0x000c00f1#define HID_CP_PROXIMITY 0x000c0109#define HID_CP_SPEAKERSYSTEM 0x000c0160#define HID_CP_CHANNELLEFT 0x000c0161#define HID_CP_CHANNELRIGHT 0x000c0162#define HID_CP_CHANNELCENTER 0x000c0163#define HID_CP_CHANNELFRONT 0x000c0164#define HID_CP_CHANNELCENTERFRONT 0x000c0165#define HID_CP_CHANNELSIDE 0x000c0166#define HID_CP_CHANNELSURROUND 0x000c0167#define HID_CP_CHANNELLOWFREQUENCYENHANCEMENT 0x000c0168#define HID_CP_CHANNELTOP 0x000c0169#define HID_CP_CHANNELUNKNOWN 0x000c016a#define HID_CP_APPLICATIONLAUNCHBUTTONS 0x000c0180#define HID_CP_GENERICGUIAPPLICATIONCONTROLS 0x000c0200
#define HID_DG_DEVICECONFIG 0x000d000e#define HID_DG_DEVICESETTINGS 0x000d0023#define HID_DG_AZIMUTH 0x000d003f#define HID_DG_CONFIDENCE 0x000d0047#define HID_DG_WIDTH 0x000d0048#define HID_DG_HEIGHT 0x000d0049#define HID_DG_CONTACTID 0x000d0051#define HID_DG_INPUTMODE 0x000d0052#define HID_DG_DEVICEINDEX 0x000d0053#define HID_DG_CONTACTCOUNT 0x000d0054#define HID_DG_CONTACTMAX 0x000d0055#define HID_DG_SCANTIME 0x000d0056#define HID_DG_SURFACESWITCH 0x000d0057#define HID_DG_BUTTONSWITCH 0x000d0058#define HID_DG_BUTTONTYPE 0x000d0059#define HID_DG_BARRELSWITCH2 0x000d005a#define HID_DG_TOOLSERIALNUMBER 0x000d005b#define HID_DG_LATENCYMODE 0x000d0060
#define HID_HP_SIMPLECONTROLLER 0x000e0001#define HID_HP_WAVEFORMLIST 0x000e0010#define HID_HP_DURATIONLIST 0x000e0011#define HID_HP_AUTOTRIGGER 0x000e0020#define HID_HP_MANUALTRIGGER 0x000e0021#define HID_HP_AUTOTRIGGERASSOCIATEDCONTROL 0x000e0022#define HID_HP_INTENSITY 0x000e0023#define HID_HP_REPEATCOUNT 0x000e0024#define HID_HP_RETRIGGERPERIOD 0x000e0025#define HID_HP_WAVEFORMVENDORPAGE 0x000e0026#define HID_HP_WAVEFORMVENDORID 0x000e0027#define HID_HP_WAVEFORMCUTOFFTIME 0x000e0028#define HID_HP_WAVEFORMNONE 0x000e1001#define HID_HP_WAVEFORMSTOP 0x000e1002#define HID_HP_WAVEFORMCLICK 0x000e1003#define HID_HP_WAVEFORMBUZZCONTINUOUS 0x000e1004#define HID_HP_WAVEFORMRUMBLECONTINUOUS 0x000e1005#define HID_HP_WAVEFORMPRESS 0x000e1006#define HID_HP_WAVEFORMRELEASE 0x000e1007#define HID_HP_VENDORWAVEFORMMIN 0x000e2001#define HID_HP_VENDORWAVEFORMMAX 0x000e2fff
#define HID_BAT_ABSOLUTESTATEOFCHARGE 0x00850065#define HID_BAT_CHARGING 0x00850044
#define HID_VD_ASUS_CUSTOM_MEDIA_KEYS 0xff310076
/* * HID connect requests */
#define HID_CONNECT_HIDINPUT BIT(0)#define HID_CONNECT_HIDINPUT_FORCE BIT(1)#define HID_CONNECT_HIDRAW BIT(2)#define HID_CONNECT_HIDDEV BIT(3)#define HID_CONNECT_HIDDEV_FORCE BIT(4)#define HID_CONNECT_FF BIT(5)#define HID_CONNECT_DRIVER BIT(6)#define HID_CONNECT_DEFAULT (HID_CONNECT_HIDINPUT|HID_CONNECT_HIDRAW| \ HID_CONNECT_HIDDEV|HID_CONNECT_FF)
/* * HID device quirks. */
/* * Increase this if you need to configure more HID quirks at module load time */#define MAX_USBHID_BOOT_QUIRKS 4
/** * DOC: HID quirks * | @HID_QUIRK_NOTOUCH: * | @HID_QUIRK_IGNORE: ignore this device * | @HID_QUIRK_NOGET: * | @HID_QUIRK_HIDDEV_FORCE: * | @HID_QUIRK_BADPAD: * | @HID_QUIRK_MULTI_INPUT: * | @HID_QUIRK_HIDINPUT_FORCE: * | @HID_QUIRK_ALWAYS_POLL: * | @HID_QUIRK_INPUT_PER_APP: * | @HID_QUIRK_X_INVERT: * | @HID_QUIRK_Y_INVERT: * | @HID_QUIRK_IGNORE_MOUSE: * | @HID_QUIRK_SKIP_OUTPUT_REPORTS: * | @HID_QUIRK_SKIP_OUTPUT_REPORT_ID: * | @HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP: * | @HID_QUIRK_HAVE_SPECIAL_DRIVER: * | @HID_QUIRK_INCREMENT_USAGE_ON_DUPLICATE: * | @HID_QUIRK_IGNORE_SPECIAL_DRIVER * | @HID_QUIRK_POWER_ON_AFTER_BACKLIGHT * | @HID_QUIRK_FULLSPEED_INTERVAL: * | @HID_QUIRK_NO_INIT_REPORTS: * | @HID_QUIRK_NO_IGNORE: * | @HID_QUIRK_NO_INPUT_SYNC: *//* BIT(0) reserved for backward compatibility, was HID_QUIRK_INVERT */#define HID_QUIRK_NOTOUCH BIT(1)#define HID_QUIRK_IGNORE BIT(2)#define HID_QUIRK_NOGET BIT(3)#define HID_QUIRK_HIDDEV_FORCE BIT(4)#define HID_QUIRK_BADPAD BIT(5)#define HID_QUIRK_MULTI_INPUT BIT(6)#define HID_QUIRK_HIDINPUT_FORCE BIT(7)/* BIT(8) reserved for backward compatibility, was HID_QUIRK_NO_EMPTY_INPUT *//* BIT(9) reserved for backward compatibility, was NO_INIT_INPUT_REPORTS */#define HID_QUIRK_ALWAYS_POLL BIT(10)#define HID_QUIRK_INPUT_PER_APP BIT(11)#define HID_QUIRK_X_INVERT BIT(12)#define HID_QUIRK_Y_INVERT BIT(13)#define HID_QUIRK_IGNORE_MOUSE BIT(14)#define HID_QUIRK_SKIP_OUTPUT_REPORTS BIT(16)#define HID_QUIRK_SKIP_OUTPUT_REPORT_ID BIT(17)#define HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP BIT(18)#define HID_QUIRK_HAVE_SPECIAL_DRIVER BIT(19)#define HID_QUIRK_INCREMENT_USAGE_ON_DUPLICATE BIT(20)#define HID_QUIRK_NOINVERT BIT(21)#define HID_QUIRK_IGNORE_SPECIAL_DRIVER BIT(22)#define HID_QUIRK_POWER_ON_AFTER_BACKLIGHT BIT(23)#define HID_QUIRK_FULLSPEED_INTERVAL BIT(28)#define HID_QUIRK_NO_INIT_REPORTS BIT(29)#define HID_QUIRK_NO_IGNORE BIT(30)#define HID_QUIRK_NO_INPUT_SYNC BIT(31)
/* * HID device groups * * Note: HID_GROUP_ANY is declared in linux/mod_devicetable.h * and has a value of 0x0000 */#define HID_GROUP_GENERIC 0x0001#define HID_GROUP_MULTITOUCH 0x0002#define HID_GROUP_SENSOR_HUB 0x0003#define HID_GROUP_MULTITOUCH_WIN_8 0x0004
/* * Vendor specific HID device groups */#define HID_GROUP_RMI 0x0100#define HID_GROUP_WACOM 0x0101#define HID_GROUP_LOGITECH_DJ_DEVICE 0x0102#define HID_GROUP_STEAM 0x0103#define HID_GROUP_LOGITECH_27MHZ_DEVICE 0x0104#define HID_GROUP_VIVALDI 0x0105
/* * HID protocol status */#define HID_REPORT_PROTOCOL 1#define HID_BOOT_PROTOCOL 0
/* * HID units */#define HID_UNIT_GRAM 0x0101#define HID_UNIT_NEWTON 0xe111
/* * This is the global environment of the parser. This information is * persistent for main-items. The global environment can be saved and * restored with PUSH/POP statements. */
struct hid_global { unsigned usage_page; __s32 logical_minimum; __s32 logical_maximum; __s32 physical_minimum; __s32 physical_maximum; __s32 unit_exponent; unsigned unit; unsigned report_id; unsigned report_size; unsigned report_count;};
/* * This is the local environment. It is persistent up the next main-item. */
#define HID_MAX_USAGES 12288#define HID_DEFAULT_NUM_COLLECTIONS 16
struct hid_local { unsigned usage[HID_MAX_USAGES]; /* usage array */ u8 usage_size[HID_MAX_USAGES]; /* usage size array */ unsigned collection_index[HID_MAX_USAGES]; /* collection index array */ unsigned usage_index; unsigned usage_minimum; unsigned delimiter_depth; unsigned delimiter_branch;};
/* * This is the collection stack. We climb up the stack to determine * application and function of each field. */
struct hid_collection { int parent_idx; /* device->collection */ unsigned type; unsigned usage; unsigned level;};
struct hid_usage { unsigned hid; /* hid usage code */ unsigned collection_index; /* index into collection array */ unsigned usage_index; /* index into usage array */ __s8 resolution_multiplier;/* Effective Resolution Multiplier (HUT v1.12, 4.3.1), default: 1 */ /* hidinput data */ __s8 wheel_factor; /* 120/resolution_multiplier */ __u16 code; /* input driver code */ __u8 type; /* input driver type */ __s16 hat_min; /* hat switch fun */ __s16 hat_max; /* ditto */ __s16 hat_dir; /* ditto */ __s16 wheel_accumulated; /* hi-res wheel */};
struct hid_input;
struct hid_field { unsigned physical; /* physical usage for this field */ unsigned logical; /* logical usage for this field */ unsigned application; /* application usage for this field */ struct hid_usage *usage; /* usage table for this function */ unsigned maxusage; /* maximum usage index */ unsigned flags; /* main-item flags (i.e. volatile,array,constant) */ unsigned report_offset; /* bit offset in the report */ unsigned report_size; /* size of this field in the report */ unsigned report_count; /* number of this field in the report */ unsigned report_type; /* (input,output,feature) */ __s32 *value; /* last known value(s) */ __s32 *new_value; /* newly read value(s) */ __s32 *usages_priorities; /* priority of each usage when reading the report * bits 8-16 are reserved for hid-input usage */ __s32 logical_minimum; __s32 logical_maximum; __s32 physical_minimum; __s32 physical_maximum; __s32 unit_exponent; unsigned unit; bool ignored; /* this field is ignored in this event */ struct hid_report *report; /* associated report */ unsigned index; /* index into report->field[] */ /* hidinput data */ struct hid_input *hidinput; /* associated input structure */ __u16 dpad; /* dpad input code */ unsigned int slot_idx; /* slot index in a report */};
#define HID_MAX_FIELDS 256
struct hid_field_entry { struct list_head list; struct hid_field *field; unsigned int index; __s32 priority;};
struct hid_report { struct list_head list; struct list_head hidinput_list; struct list_head field_entry_list; /* ordered list of input fields */ unsigned int id; /* id of this report */ enum hid_report_type type; /* report type */ unsigned int application; /* application usage for this report */ struct hid_field *field[HID_MAX_FIELDS]; /* fields of the report */ struct hid_field_entry *field_entries; /* allocated memory of input field_entry */ unsigned maxfield; /* maximum valid field index */ unsigned size; /* size of the report (bits) */ struct hid_device *device; /* associated device */
/* tool related state */ bool tool_active; /* whether the current tool is active */ unsigned int tool; /* BTN_TOOL_* */};
#define HID_MAX_IDS 256
struct hid_report_enum { unsigned numbered; struct list_head report_list; struct hid_report *report_id_hash[HID_MAX_IDS];};
#define HID_MIN_BUFFER_SIZE 64 /* make sure there is at least a packet size of space */#define HID_MAX_BUFFER_SIZE 16384 /* 16kb */#define HID_CONTROL_FIFO_SIZE 256 /* to init devices with >100 reports */#define HID_OUTPUT_FIFO_SIZE 64
struct hid_control_fifo { unsigned char dir; struct hid_report *report; char *raw_report;};
struct hid_output_fifo { struct hid_report *report; char *raw_report;};
#define HID_CLAIMED_INPUT BIT(0)#define HID_CLAIMED_HIDDEV BIT(1)#define HID_CLAIMED_HIDRAW BIT(2)#define HID_CLAIMED_DRIVER BIT(3)
#define HID_STAT_ADDED BIT(0)#define HID_STAT_PARSED BIT(1)#define HID_STAT_DUP_DETECTED BIT(2)#define HID_STAT_REPROBED BIT(3)
struct hid_input { struct list_head list; struct hid_report *report; struct input_dev *input; const char *name; struct list_head reports; /* the list of reports */ unsigned int application; /* application usage for this input */ bool registered;};
enum hid_type { HID_TYPE_OTHER = 0, HID_TYPE_USBMOUSE, HID_TYPE_USBNONE};
enum hid_battery_status { HID_BATTERY_UNKNOWN = 0, HID_BATTERY_QUERIED, /* Kernel explicitly queried battery strength */ HID_BATTERY_REPORTED, /* Device sent unsolicited battery strength report */};
/** * struct hid_battery - represents a single battery power supply * @dev: pointer to the parent hid_device * @ps: the power supply instance * @min: minimum battery value from HID descriptor * @max: maximum battery value from HID descriptor * @report_type: HID report type (input/feature) * @report_id: HID report ID for this battery * @report_offset: bit offset of the capacity field within its report * @charge_status: current charging status * @status: battery reporting status * @capacity: current battery capacity (0-100) * @avoid_query: if true, avoid querying battery (e.g., for stylus) * @present: if true, battery is present (may be dynamic) * @ratelimit_time: rate limiting for battery reports * @list: list node for linking into hid_device's battery list */struct hid_battery { struct hid_device *dev; struct power_supply *ps; __s32 min; __s32 max; __s32 report_type; __s32 report_id; __s32 report_offset; __s32 charge_status; enum hid_battery_status status; __s32 capacity; bool avoid_query; bool present; ktime_t ratelimit_time; struct list_head list;};
struct hid_driver;struct hid_ll_driver;
struct hid_device { const __u8 *dev_rdesc; /* device report descriptor */ const __u8 *bpf_rdesc; /* bpf modified report descriptor, if any */ const __u8 *rdesc; /* currently used report descriptor */ unsigned int dev_rsize; unsigned int bpf_rsize; unsigned int rsize; unsigned int collection_size; /* Number of allocated hid_collections */ struct hid_collection *collection; /* List of HID collections */ unsigned int maxcollection; /* Number of parsed collections */ unsigned int maxapplication; /* Number of applications */ __u16 bus; /* BUS ID */ __u16 group; /* Report group */ __u32 vendor; /* Vendor ID */ __u32 product; /* Product ID */ __u32 version; /* HID version */ enum hid_type type; /* device type (mouse, kbd, ...) */ unsigned country; /* HID country */ struct hid_report_enum report_enum[HID_REPORT_TYPES]; struct work_struct led_work; /* delayed LED worker */
struct semaphore driver_input_lock; /* protects the current driver */ struct device dev; /* device */ struct hid_driver *driver; void *devres_group_id; /* ID of probe devres group */
const struct hid_ll_driver *ll_driver; struct mutex ll_open_lock; unsigned int ll_open_count;
#ifdef CONFIG_HID_BATTERY_STRENGTH /* * Power supply information for HID devices which report * battery strength. Each battery is tracked separately in the * batteries list. */ struct list_head batteries;#endif
unsigned long status; /* see STAT flags above */ unsigned claimed; /* Claimed by hidinput, hiddev? */ unsigned quirks; /* Various quirks the device can pull on us */ unsigned initial_quirks; /* Initial set of quirks supplied when creating device */ bool io_started; /* If IO has started */
struct list_head inputs; /* The list of inputs */ void *hiddev; /* The hiddev structure */ void *hidraw;
char name[128]; /* Device name */ char phys[64]; /* Device physical location */ char uniq[64]; /* Device unique identifier (serial #) */ u64 firmware_version; /* Firmware version */
void *driver_data;
/* temporary hid_ff handling (until moved to the drivers) */ int (*ff_init)(struct hid_device *);
/* hiddev event handler */ int (*hiddev_connect)(struct hid_device *, unsigned int); void (*hiddev_disconnect)(struct hid_device *); void (*hiddev_hid_event) (struct hid_device *, struct hid_field *field, struct hid_usage *, __s32); void (*hiddev_report_event) (struct hid_device *, struct hid_report *);
/* debugging support via debugfs */ unsigned short debug; struct dentry *debug_dir; struct dentry *debug_rdesc; struct dentry *debug_events; struct list_head debug_list; spinlock_t debug_list_lock; wait_queue_head_t debug_wait; struct kref ref;
unsigned int id; /* system unique id */
#ifdef CONFIG_HID_BPF struct hid_bpf bpf; /* hid-bpf data */#endif /* CONFIG_HID_BPF */};
void hiddev_free(struct kref *ref);
#define to_hid_device(pdev) \ container_of(pdev, struct hid_device, dev)
static inline void *hid_get_drvdata(struct hid_device *hdev){ return dev_get_drvdata(&hdev->dev);}
static inline void hid_set_drvdata(struct hid_device *hdev, void *data){ dev_set_drvdata(&hdev->dev, data);}
#ifdef CONFIG_HID_BATTERY_STRENGTHstatic inline struct hid_battery *hid_get_battery(struct hid_device *hdev){ if (list_empty(&hdev->batteries)) return NULL; return list_first_entry(&hdev->batteries, struct hid_battery, list);}#endif
#define HID_GLOBAL_STACK_SIZE 4#define HID_COLLECTION_STACK_SIZE 4
#define HID_SCAN_FLAG_MT_WIN_8 BIT(0)#define HID_SCAN_FLAG_VENDOR_SPECIFIC BIT(1)#define HID_SCAN_FLAG_GD_POINTER BIT(2)
struct hid_parser { struct hid_global global; struct hid_global global_stack[HID_GLOBAL_STACK_SIZE]; unsigned int global_stack_ptr; struct hid_local local; unsigned int *collection_stack; unsigned int collection_stack_ptr; unsigned int collection_stack_size; struct hid_device *device; unsigned int scan_flags;};
struct hid_class_descriptor { __u8 bDescriptorType; __le16 wDescriptorLength;} __attribute__ ((packed));
struct hid_descriptor { __u8 bLength; __u8 bDescriptorType; __le16 bcdHID; __u8 bCountryCode; __u8 bNumDescriptors; struct hid_class_descriptor rpt_desc;
struct hid_class_descriptor opt_descs[];} __attribute__ ((packed));
#define HID_DEVICE(b, g, ven, prod) \ .bus = (b), .group = (g), .vendor = (ven), .product = (prod)#define HID_USB_DEVICE(ven, prod) \ .bus = BUS_USB, .vendor = (ven), .product = (prod)#define HID_BLUETOOTH_DEVICE(ven, prod) \ .bus = BUS_BLUETOOTH, .vendor = (ven), .product = (prod)#define HID_I2C_DEVICE(ven, prod) \ .bus = BUS_I2C, .vendor = (ven), .product = (prod)
#define HID_REPORT_ID(rep) \ .report_type = (rep)#define HID_USAGE_ID(uhid, utype, ucode) \ .usage_hid = (uhid), .usage_type = (utype), .usage_code = (ucode)/* we don't want to catch types and codes equal to 0 */#define HID_TERMINATOR (HID_ANY_ID - 1)
struct hid_report_id { __u32 report_type;};struct hid_usage_id { __u32 usage_hid; __u32 usage_type; __u32 usage_code;};
/** * struct hid_driver * @name: driver name (e.g. "Footech_bar-wheel") * @id_table: which devices is this driver for (must be non-NULL for probe * to be called) * @dyn_list: list of dynamically added device ids * @dyn_lock: lock protecting @dyn_list * @match: check if the given device is handled by this driver * @probe: new device inserted * @remove: device removed (NULL if not a hot-plug capable driver) * @report_table: on which reports to call raw_event (NULL means all) * @raw_event: if report in report_table, this hook is called (NULL means nop) * @usage_table: on which events to call event (NULL means all) * @event: if usage in usage_table, this hook is called (NULL means nop) * @report: this hook is called after parsing a report (NULL means nop) * @report_fixup: called before report descriptor parsing (NULL means nop) * @input_mapping: invoked on input registering before mapping an usage * @input_mapped: invoked on input registering after mapping an usage * @input_configured: invoked just before the device is registered * @feature_mapping: invoked on feature registering * @suspend: invoked on suspend (NULL means nop) * @resume: invoked on resume if device was not reset (NULL means nop) * @reset_resume: invoked on resume if device was reset (NULL means nop) * @on_hid_hw_open: invoked when hid core opens first instance (NULL means nop) * @on_hid_hw_close: invoked when hid core closes last instance (NULL means nop) * * probe should return -errno on error, or 0 on success. During probe, * input will not be passed to raw_event unless hid_device_io_start is * called. * * raw_event and event should return negative on error, any other value will * pass the event on to .event() typically return 0 for success. * * report_fixup must return a report descriptor pointer whose lifetime is at * least that of the input rdesc. This is usually done by mutating the input * rdesc and returning it or a sub-portion of it. In case a new buffer is * allocated and returned, the implementation of report_fixup is responsible for * freeing it later. * * input_mapping shall return a negative value to completely ignore this usage * (e.g. doubled or invalid usage), zero to continue with parsing of this * usage by generic code (no special handling needed) or positive to skip * generic parsing (needed special handling which was done in the hook already) * input_mapped shall return negative to inform the layer that this usage * should not be considered for further processing or zero to notify that * no processing was performed and should be done in a generic manner * Both these functions may be NULL which means the same behavior as returning * zero from them. */struct hid_driver { const char *name; const struct hid_device_id *id_table;
struct list_head dyn_list; spinlock_t dyn_lock;
bool (*match)(struct hid_device *dev, bool ignore_special_driver); int (*probe)(struct hid_device *dev, const struct hid_device_id *id); void (*remove)(struct hid_device *dev);
const struct hid_report_id *report_table; int (*raw_event)(struct hid_device *hdev, struct hid_report *report, u8 *data, int size); const struct hid_usage_id *usage_table; int (*event)(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value); void (*report)(struct hid_device *hdev, struct hid_report *report);
const __u8 *(*report_fixup)(struct hid_device *hdev, __u8 *buf, unsigned int *size);
int (*input_mapping)(struct hid_device *hdev, struct hid_input *hidinput, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max); int (*input_mapped)(struct hid_device *hdev, struct hid_input *hidinput, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max); int (*input_configured)(struct hid_device *hdev, struct hid_input *hidinput); void (*feature_mapping)(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage);
int (*suspend)(struct hid_device *hdev, pm_message_t message); int (*resume)(struct hid_device *hdev); int (*reset_resume)(struct hid_device *hdev); void (*on_hid_hw_open)(struct hid_device *hdev); void (*on_hid_hw_close)(struct hid_device *hdev);
/* private: */ struct device_driver driver;};
#define to_hid_driver(pdrv) \ container_of(pdrv, struct hid_driver, driver)
/** * struct hid_ll_driver - low level driver callbacks * @start: called on probe to start the device * @stop: called on remove * @open: called by input layer on open * @close: called by input layer on close * @power: request underlying hardware to enter requested power mode * @parse: this method is called only once to parse the device data, * shouldn't allocate anything to not leak memory * @request: send report request to device (e.g. feature report) * @wait: wait for buffered io to complete (send/recv reports) * @raw_request: send raw report request to device (e.g. feature report) * @output_report: send output report to device * @idle: send idle request to device * @may_wakeup: return if device may act as a wakeup source during system-suspend * @max_buffer_size: over-ride maximum data buffer size (default: HID_MAX_BUFFER_SIZE) */struct hid_ll_driver { int (*start)(struct hid_device *hdev); void (*stop)(struct hid_device *hdev);
int (*open)(struct hid_device *hdev); void (*close)(struct hid_device *hdev);
int (*power)(struct hid_device *hdev, int level);
int (*parse)(struct hid_device *hdev);
void (*request)(struct hid_device *hdev, struct hid_report *report, int reqtype);
int (*wait)(struct hid_device *hdev);
int (*raw_request) (struct hid_device *hdev, unsigned char reportnum, __u8 *buf, size_t len, unsigned char rtype, int reqtype);
int (*output_report) (struct hid_device *hdev, __u8 *buf, size_t len);
int (*idle)(struct hid_device *hdev, int report, int idle, int reqtype); bool (*may_wakeup)(struct hid_device *hdev);
unsigned int max_buffer_size;};
extern bool hid_is_usb(const struct hid_device *hdev);
#define PM_HINT_FULLON 1<<5#define PM_HINT_NORMAL 1<<1
/* Applications from HID Usage Tables 4/8/99 Version 1.1 *//* We ignore a few input applications that are not widely used */#define IS_INPUT_APPLICATION(a) \ (((a >= HID_UP_GENDESK) && (a <= HID_GD_MULTIAXIS)) \ || ((a >= HID_DG_DIGITIZER) && (a <= HID_DG_WHITEBOARD)) \ || (a == HID_GD_SYSTEM_CONTROL) || (a == HID_CP_CONSUMER_CONTROL) \ || (a == HID_GD_WIRELESS_RADIO_CTLS))
/* HID core API */
extern bool hid_ignore(struct hid_device *);extern int hid_add_device(struct hid_device *);extern void hid_destroy_device(struct hid_device *);
extern const struct bus_type hid_bus_type;
extern int __must_check __hid_register_driver(struct hid_driver *, struct module *, const char *mod_name);
/* use a define to avoid include chaining to get THIS_MODULE & friends */#define hid_register_driver(driver) \ __hid_register_driver(driver, THIS_MODULE, KBUILD_MODNAME)
extern void hid_unregister_driver(struct hid_driver *);
/** * module_hid_driver() - Helper macro for registering a HID driver * @__hid_driver: hid_driver struct * * Helper macro for HID drivers which do not do anything special in module * init/exit. This eliminates a lot of boilerplate. Each module may only * use this macro once, and calling it replaces module_init() and module_exit() */#define module_hid_driver(__hid_driver) \ module_driver(__hid_driver, hid_register_driver, \ hid_unregister_driver)
extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32);extern void hidinput_report_event(struct hid_device *hid, struct hid_report *report);extern int hidinput_connect(struct hid_device *hid, unsigned int connect_mask);extern void hidinput_disconnect(struct hid_device *);void hidinput_reset_resume(struct hid_device *hid);
struct hid_field *hid_find_field(struct hid_device *hdev, unsigned int report_type, unsigned int application, unsigned int usage);int hid_set_field(struct hid_field *, unsigned, __s32);int hid_input_report(struct hid_device *hid, enum hid_report_type type, u8 *data, u32 size, int interrupt);int hid_safe_input_report(struct hid_device *hid, enum hid_report_type type, u8 *data, size_t bufsize, u32 size, int interrupt);struct hid_field *hidinput_get_led_field(struct hid_device *hid);unsigned int hidinput_count_leds(struct hid_device *hid);__s32 hidinput_calc_abs_res(const struct hid_field *field, __u16 code);void hid_output_report(struct hid_report *report, __u8 *data);int __hid_request(struct hid_device *hid, struct hid_report *rep, enum hid_class_request reqtype);u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags);struct hid_device *hid_allocate_device(void);struct hid_report *hid_register_report(struct hid_device *device, enum hid_report_type type, unsigned int id, unsigned int application);int hid_parse_report(struct hid_device *hid, const __u8 *start, unsigned size);struct hid_report *hid_validate_values(struct hid_device *hid, enum hid_report_type type, unsigned int id, unsigned int field_index, unsigned int report_counts);
void hid_setup_resolution_multiplier(struct hid_device *hid);int hid_open_report(struct hid_device *device);int hid_check_keys_pressed(struct hid_device *hid);int hid_connect(struct hid_device *hid, unsigned int connect_mask);void hid_disconnect(struct hid_device *hid);bool hid_match_one_id(const struct hid_device *hdev, const struct hid_device_id *id);const struct hid_device_id *hid_match_id(const struct hid_device *hdev, const struct hid_device_id *id);const struct hid_device_id *hid_match_device(struct hid_device *hdev, struct hid_driver *hdrv);bool hid_compare_device_paths(struct hid_device *hdev_a, struct hid_device *hdev_b, char separator);__u32 hid_field_extract(const struct hid_device *hid, __u8 *report, unsigned offset, unsigned n);
#ifdef CONFIG_PMint hid_driver_suspend(struct hid_device *hdev, pm_message_t state);int hid_driver_reset_resume(struct hid_device *hdev);int hid_driver_resume(struct hid_device *hdev);#elsestatic inline int hid_driver_suspend(struct hid_device *hdev, pm_message_t state) { return 0; }static inline int hid_driver_reset_resume(struct hid_device *hdev) { return 0; }static inline int hid_driver_resume(struct hid_device *hdev) { return 0; }#endif
/** * hid_device_io_start - enable HID input during probe, remove * * @hid: the device * * This should only be called during probe or remove and only be * called by the thread calling probe or remove. It will allow * incoming packets to be delivered to the driver. */static inline void hid_device_io_start(struct hid_device *hid) { if (hid->io_started) { dev_warn(&hid->dev, "io already started\n"); return; } hid->io_started = true; up(&hid->driver_input_lock);}
/** * hid_device_io_stop - disable HID input during probe, remove * * @hid: the device * * Should only be called after hid_device_io_start. It will prevent * incoming packets from going to the driver for the duration of * probe, remove. If called during probe, packets will still go to the * driver after probe is complete. This function should only be called * by the thread calling probe or remove. */static inline void hid_device_io_stop(struct hid_device *hid) { if (!hid->io_started) { dev_warn(&hid->dev, "io already stopped\n"); return; } hid->io_started = false; down(&hid->driver_input_lock);}
/** * hid_map_usage - map usage input bits * * @hidinput: hidinput which we are interested in * @usage: usage to fill in * @bit: pointer to input->{}bit (out parameter) * @max: maximal valid usage->code to consider later (out parameter) * @type: input event type (EV_KEY, EV_REL, ...) * @c: code which corresponds to this usage and type * * The value pointed to by @bit will be set to NULL if either @type is * an unhandled event type, or if @c is out of range for @type. This * can be used as an error condition. */static inline void hid_map_usage(struct hid_input *hidinput, struct hid_usage *usage, unsigned long **bit, int *max, __u8 type, unsigned int c){ struct input_dev *input = hidinput->input; unsigned long *bmap = NULL; unsigned int limit = 0;
switch (type) { case EV_ABS: bmap = input->absbit; limit = ABS_MAX; break; case EV_REL: bmap = input->relbit; limit = REL_MAX; break; case EV_KEY: bmap = input->keybit; limit = KEY_MAX; break; case EV_LED: bmap = input->ledbit; limit = LED_MAX; break; case EV_MSC: bmap = input->mscbit; limit = MSC_MAX; break; }
if (unlikely(c > limit || !bmap)) { pr_warn_ratelimited("%s: Invalid code %d type %d\n", input->name, c, type); *bit = NULL; return; }
usage->type = type; usage->code = c; *max = limit; *bit = bmap;}
/** * hid_map_usage_clear - map usage input bits and clear the input bit * * @hidinput: hidinput which we are interested in * @usage: usage to fill in * @bit: pointer to input->{}bit (out parameter) * @max: maximal valid usage->code to consider later (out parameter) * @type: input event type (EV_KEY, EV_REL, ...) * @c: code which corresponds to this usage and type * * The same as hid_map_usage, except the @c bit is also cleared in supported * bits (@bit). */static inline void hid_map_usage_clear(struct hid_input *hidinput, struct hid_usage *usage, unsigned long **bit, int *max, __u8 type, __u16 c){ hid_map_usage(hidinput, usage, bit, max, type, c); if (*bit) clear_bit(usage->code, *bit);}
/** * hid_parse - parse HW reports * * @hdev: hid device * * Call this from probe after you set up the device (if needed). Your * report_fixup will be called (if non-NULL) after reading raw report from * device before passing it to hid layer for real parsing. */static inline int __must_check hid_parse(struct hid_device *hdev){ return hid_open_report(hdev);}
int __must_check hid_hw_start(struct hid_device *hdev, unsigned int connect_mask);void hid_hw_stop(struct hid_device *hdev);int __must_check hid_hw_open(struct hid_device *hdev);void hid_hw_close(struct hid_device *hdev);void hid_hw_request(struct hid_device *hdev, struct hid_report *report, enum hid_class_request reqtype);int __hid_hw_raw_request(struct hid_device *hdev, unsigned char reportnum, __u8 *buf, size_t len, enum hid_report_type rtype, enum hid_class_request reqtype, __u64 source, bool from_bpf);int __hid_hw_output_report(struct hid_device *hdev, __u8 *buf, size_t len, __u64 source, bool from_bpf);int hid_hw_raw_request(struct hid_device *hdev, unsigned char reportnum, __u8 *buf, size_t len, enum hid_report_type rtype, enum hid_class_request reqtype);int hid_hw_output_report(struct hid_device *hdev, __u8 *buf, size_t len);
/** * hid_hw_power - requests underlying HW to go into given power mode * * @hdev: hid device * @level: requested power level (one of %PM_HINT_* defines) * * This function requests underlying hardware to enter requested power * mode. */
static inline int hid_hw_power(struct hid_device *hdev, int level){ return hdev->ll_driver->power ? hdev->ll_driver->power(hdev, level) : 0;}
/** * hid_hw_idle - send idle request to device * * @hdev: hid device * @report: report to control * @idle: idle state * @reqtype: hid request type */static inline int hid_hw_idle(struct hid_device *hdev, int report, int idle, enum hid_class_request reqtype){ if (hdev->ll_driver->idle) return hdev->ll_driver->idle(hdev, report, idle, reqtype);
return 0;}
/** * hid_hw_may_wakeup - return if the hid device may act as a wakeup source during system-suspend * * @hdev: hid device */static inline bool hid_hw_may_wakeup(struct hid_device *hdev){ if (hdev->ll_driver->may_wakeup) return hdev->ll_driver->may_wakeup(hdev);
if (hdev->dev.parent) return device_may_wakeup(hdev->dev.parent);
return false;}
/** * hid_hw_wait - wait for buffered io to complete * * @hdev: hid device */static inline void hid_hw_wait(struct hid_device *hdev){ if (hdev->ll_driver->wait) hdev->ll_driver->wait(hdev);}
/** * hid_report_len - calculate the report length * * @report: the report whose length we want to know * * The length counts the report ID byte, but only if the ID is nonzero * and therefore is included in the report. Reports whose ID is zero * never include an ID byte. */static inline u32 hid_report_len(struct hid_report *report){ return DIV_ROUND_UP(report->size, 8) + (report->id > 0);}
int hid_report_raw_event(struct hid_device *hid, enum hid_report_type type, u8 *data, size_t bufsize, u32 size, int interrupt);
/* HID quirks API */unsigned long hid_lookup_quirk(const struct hid_device *hdev);int hid_quirks_init(char **quirks_param, __u16 bus, int count);void hid_quirks_exit(__u16 bus);
#define dbg_hid(fmt, ...) pr_debug("%s: " fmt, __FILE__, ##__VA_ARGS__)
#define hid_err(hid, fmt, ...) \ dev_err(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_notice(hid, fmt, ...) \ dev_notice(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_warn(hid, fmt, ...) \ dev_warn(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_info(hid, fmt, ...) \ dev_info(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_dbg(hid, fmt, ...) \ dev_dbg(&(hid)->dev, fmt, ##__VA_ARGS__)
#define hid_err_once(hid, fmt, ...) \ dev_err_once(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_notice_once(hid, fmt, ...) \ dev_notice_once(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_warn_once(hid, fmt, ...) \ dev_warn_once(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_info_once(hid, fmt, ...) \ dev_info_once(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_dbg_once(hid, fmt, ...) \ dev_dbg_once(&(hid)->dev, fmt, ##__VA_ARGS__)
#define hid_err_ratelimited(hid, fmt, ...) \ dev_err_ratelimited(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_notice_ratelimited(hid, fmt, ...) \ dev_notice_ratelimited(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_warn_ratelimited(hid, fmt, ...) \ dev_warn_ratelimited(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_info_ratelimited(hid, fmt, ...) \ dev_info_ratelimited(&(hid)->dev, fmt, ##__VA_ARGS__)#define hid_dbg_ratelimited(hid, fmt, ...) \ dev_dbg_ratelimited(&(hid)->dev, fmt, ##__VA_ARGS__)
#endif