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- #ifndef __HID_H
- #define __HID_H
-
- /*
- * Copyright (c) 1999 Andreas Gal
- * Copyright (c) 2000-2001 Vojtech Pavlik
- * Copyright (c) 2006-2007 Jiri Kosina
- */
-
- /*
- * 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
- */
-
- /*
- * USB HID (Human Interface Device) interface class code
- */
-
- #define USB_INTERFACE_CLASS_HID 3
-
- /*
- * USB HID interface subclass and protocol codes
- */
-
- #define USB_INTERFACE_SUBCLASS_BOOT 1
- #define USB_INTERFACE_PROTOCOL_KEYBOARD 1
- #define USB_INTERFACE_PROTOCOL_MOUSE 2
-
- /*
- * HID class requests
- */
-
- #define HID_REQ_GET_REPORT 0x01
- #define HID_REQ_GET_IDLE 0x02
- #define HID_REQ_GET_PROTOCOL 0x03
- #define HID_REQ_SET_REPORT 0x09
- #define HID_REQ_SET_IDLE 0x0A
- #define HID_REQ_SET_PROTOCOL 0x0B
-
- /*
- * HID class descriptor types
- */
-
- #define HID_DT_HID (USB_TYPE_CLASS | 0x01)
- #define HID_DT_REPORT (USB_TYPE_CLASS | 0x02)
- #define HID_DT_PHYSICAL (USB_TYPE_CLASS | 0x03)
-
- #define HID_MAX_DESCRIPTOR_SIZE 4096
-
- #ifdef __KERNEL__
-
- #include <linux/types.h>
- #include <linux/slab.h>
- #include <linux/list.h>
- #include <linux/mod_devicetable.h> /* hid_device_id */
- #include <linux/timer.h>
- #include <linux/workqueue.h>
- #include <linux/input.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;
- __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
-
- /*
- * 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
-
- /*
- * 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_KEYBOARD 0x00070000
- #define HID_UP_LED 0x00080000
- #define HID_UP_BUTTON 0x00090000
- #define HID_UP_ORDINAL 0x000a0000
- #define HID_UP_CONSUMER 0x000c0000
- #define HID_UP_DIGITIZER 0x000d0000
- #define HID_UP_PID 0x000f0000
- #define HID_UP_HPVENDOR 0xff7f0000
- #define HID_UP_MSVENDOR 0xff000000
- #define HID_UP_CUSTOM 0x00ff0000
- #define HID_UP_LOGIVENDOR 0xffbc0000
-
- #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
- #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_UP 0x00010090
- #define HID_GD_DOWN 0x00010091
- #define HID_GD_RIGHT 0x00010092
- #define HID_GD_LEFT 0x00010093
-
- /*
- * HID report types --- Ouch! HID spec says 1 2 3!
- */
-
- #define HID_INPUT_REPORT 0
- #define HID_OUTPUT_REPORT 1
- #define HID_FEATURE_REPORT 2
-
- /*
- * HID connect requests
- */
-
- #define HID_CONNECT_HIDINPUT 0x01
- #define HID_CONNECT_HIDINPUT_FORCE 0x02
- #define HID_CONNECT_HIDRAW 0x04
- #define HID_CONNECT_HIDDEV 0x08
- #define HID_CONNECT_HIDDEV_FORCE 0x10
- #define HID_CONNECT_FF 0x20
- #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
-
- #define HID_QUIRK_INVERT 0x00000001
- #define HID_QUIRK_NOTOUCH 0x00000002
- #define HID_QUIRK_NOGET 0x00000008
- #define HID_QUIRK_BADPAD 0x00000020
- #define HID_QUIRK_MULTI_INPUT 0x00000040
- #define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00010000
- #define HID_QUIRK_FULLSPEED_INTERVAL 0x10000000
-
- /*
- * 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 */
- 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 {
- unsigned type;
- unsigned usage;
- unsigned level;
- };
-
- struct hid_usage {
- unsigned hid; /* hid usage code */
- unsigned collection_index; /* index into collection array */
- /* hidinput data */
- __u16 code; /* input driver code */
- __u8 type; /* input driver type */
- __s8 hat_min; /* hat switch fun */
- __s8 hat_max; /* ditto */
- __s8 hat_dir; /* ditto */
- };
-
- 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 logical_minimum;
- __s32 logical_maximum;
- __s32 physical_minimum;
- __s32 physical_maximum;
- __s32 unit_exponent;
- unsigned unit;
- 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 */
- };
-
- #define HID_MAX_FIELDS 64
-
- struct hid_report {
- struct list_head list;
- unsigned id; /* id of this report */
- unsigned type; /* report type */
- struct hid_field *field[HID_MAX_FIELDS]; /* fields of the report */
- unsigned maxfield; /* maximum valid field index */
- unsigned size; /* size of the report (bits) */
- struct hid_device *device; /* associated device */
- };
-
- struct hid_report_enum {
- unsigned numbered;
- struct list_head report_list;
- struct hid_report *report_id_hash[256];
- };
-
- #define HID_REPORT_TYPES 3
-
- #define HID_MIN_BUFFER_SIZE 64 /* make sure there is at least a packet size of space */
- #define HID_MAX_BUFFER_SIZE 4096 /* 4kb */
- #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 1
- #define HID_CLAIMED_HIDDEV 2
- #define HID_CLAIMED_HIDRAW 4
-
- #define HID_STAT_ADDED 1
- #define HID_STAT_PARSED 2
-
- #define HID_CTRL_RUNNING 1
- #define HID_OUT_RUNNING 2
- #define HID_IN_RUNNING 3
- #define HID_RESET_PENDING 4
- #define HID_SUSPENDED 5
- #define HID_CLEAR_HALT 6
- #define HID_DISCONNECTED 7
- #define HID_STARTED 8
-
- struct hid_input {
- struct list_head list;
- struct hid_report *report;
- struct input_dev *input;
- };
-
- enum hid_type {
- HID_TYPE_OTHER = 0,
- HID_TYPE_USBMOUSE
- };
-
- struct hid_driver;
- struct hid_ll_driver;
-
- struct hid_device { /* device report descriptor */
- __u8 *rdesc;
- unsigned rsize;
- struct hid_collection *collection; /* List of HID collections */
- unsigned collection_size; /* Number of allocated hid_collections */
- unsigned maxcollection; /* Number of parsed collections */
- unsigned maxapplication; /* Number of applications */
- __u16 bus; /* BUS ID */
- __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 device dev; /* device */
- struct hid_driver *driver;
- struct hid_ll_driver *ll_driver;
-
- unsigned int status; /* see STAT flags above */
- unsigned claimed; /* Claimed by hidinput, hiddev? */
- unsigned quirks; /* Various quirks the device can pull on us */
-
- struct list_head inputs; /* The list of inputs */
- void *hiddev; /* The hiddev structure */
- void *hidraw;
- int minor; /* Hiddev minor number */
-
- int open; /* is the device open by anyone? */
- char name[128]; /* Device name */
- char phys[64]; /* Device physical location */
- char uniq[64]; /* Device unique identifier (serial #) */
-
- 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_hid_event) (struct hid_device *, struct hid_field *field,
- struct hid_usage *, __s32);
- void (*hiddev_report_event) (struct hid_device *, struct hid_report *);
-
- /* handler for raw output data, used by hidraw */
- int (*hid_output_raw_report) (struct hid_device *, __u8 *, size_t);
- };
-
- 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);
- }
-
- #define HID_GLOBAL_STACK_SIZE 4
- #define HID_COLLECTION_STACK_SIZE 4
-
- struct hid_parser {
- struct hid_global global;
- struct hid_global global_stack[HID_GLOBAL_STACK_SIZE];
- unsigned global_stack_ptr;
- struct hid_local local;
- unsigned collection_stack[HID_COLLECTION_STACK_SIZE];
- unsigned collection_stack_ptr;
- struct hid_device *device;
- };
-
- 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 desc[1];
- } __attribute__ ((packed));
-
- #define HID_DEVICE(b, ven, prod) \
- .bus = (b), \
- .vendor = (ven), .product = (prod)
-
- #define HID_USB_DEVICE(ven, prod) HID_DEVICE(BUS_USB, ven, prod)
- #define HID_BLUETOOTH_DEVICE(ven, prod) HID_DEVICE(BUS_BLUETOOTH, ven, 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)
- * @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_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
- *
- * raw_event and event should return 0 on no action performed, 1 when no
- * further processing should be done and negative on error
- *
- * 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 {
- char *name;
- const struct hid_device_id *id_table;
-
- 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_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);
- /* private: */
- struct device_driver driver;
- };
-
- /**
- * 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
- * @hidinput_input_event: event input event (e.g. ff or leds)
- * @parse: this method is called only once to parse the device data,
- * shouldn't allocate anything to not leak memory
- */
- 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 (*hidinput_input_event) (struct input_dev *idev, unsigned int type,
- unsigned int code, int value);
-
- int (*parse)(struct hid_device *hdev);
- };
-
- /* 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 >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001) || (a == 0x000d0002))
-
- /* HID core API */
-
- #ifdef CONFIG_HID_DEBUG
- extern int hid_debug;
- #endif
-
- extern int hid_add_device(struct hid_device *);
- extern void hid_destroy_device(struct hid_device *);
-
- extern int __must_check __hid_register_driver(struct hid_driver *,
- struct module *, const char *mod_name);
- static inline int __must_check hid_register_driver(struct hid_driver *driver)
- {
- return __hid_register_driver(driver, THIS_MODULE, KBUILD_MODNAME);
- }
- extern void hid_unregister_driver(struct hid_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 force);
- extern void hidinput_disconnect(struct hid_device *);
-
- int hid_set_field(struct hid_field *, unsigned, __s32);
- int hid_input_report(struct hid_device *, int type, u8 *, int, int);
- int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field);
- void hid_output_report(struct hid_report *report, __u8 *data);
- struct hid_device *hid_allocate_device(void);
- int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size);
- int hid_connect(struct hid_device *hid, unsigned int connect_mask);
-
- /**
- * 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
- */
- static inline void hid_map_usage(struct hid_input *hidinput,
- struct hid_usage *usage, unsigned long **bit, int *max,
- __u8 type, __u16 c)
- {
- struct input_dev *input = hidinput->input;
-
- usage->type = type;
- usage->code = c;
-
- switch (type) {
- case EV_ABS:
- *bit = input->absbit;
- *max = ABS_MAX;
- break;
- case EV_REL:
- *bit = input->relbit;
- *max = REL_MAX;
- break;
- case EV_KEY:
- *bit = input->keybit;
- *max = KEY_MAX;
- break;
- case EV_LED:
- *bit = input->ledbit;
- *max = LED_MAX;
- break;
- }
- }
-
- /**
- * hid_map_usage_clear - map usage input bits and clear the input bit
- *
- * 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);
- clear_bit(c, *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)
- {
- int ret;
-
- if (hdev->status & HID_STAT_PARSED)
- return 0;
-
- ret = hdev->ll_driver->parse(hdev);
- if (!ret)
- hdev->status |= HID_STAT_PARSED;
-
- return ret;
- }
-
- /**
- * hid_hw_start - start underlaying HW
- *
- * @hdev: hid device
- * @connect_mask: which outputs to connect, see HID_CONNECT_*
- *
- * Call this in probe function *after* hid_parse. This will setup HW buffers
- * and start the device (if not deffered to device open). hid_hw_stop must be
- * called if this was successfull.
- */
- static inline int __must_check hid_hw_start(struct hid_device *hdev,
- unsigned int connect_mask)
- {
- int ret = hdev->ll_driver->start(hdev);
- if (ret || !connect_mask)
- return ret;
- ret = hid_connect(hdev, connect_mask);
- if (ret)
- hdev->ll_driver->stop(hdev);
- return ret;
- }
-
- /**
- * hid_hw_stop - stop underlaying HW
- *
- * @hdev: hid device
- *
- * This is usually called from remove function or from probe when something
- * failed and hid_hw_start was called already.
- */
- static inline void hid_hw_stop(struct hid_device *hdev)
- {
- hdev->ll_driver->stop(hdev);
- }
-
- void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
- int interrupt);
-
- extern int hid_generic_init(void);
- extern void hid_generic_exit(void);
-
- /* HID quirks API */
- u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct);
- int usbhid_quirks_init(char **quirks_param);
- void usbhid_quirks_exit(void);
- void usbhid_set_leds(struct hid_device *hid);
-
- #ifdef CONFIG_HID_PID
- int hid_pidff_init(struct hid_device *hid);
- #else
- #define hid_pidff_init NULL
- #endif
-
- #ifdef CONFIG_HID_DEBUG
- #define dbg_hid(format, arg...) if (hid_debug) \
- printk(KERN_DEBUG "%s: " format ,\
- __FILE__ , ## arg)
- #define dbg_hid_line(format, arg...) if (hid_debug) \
- printk(format, ## arg)
- #else
- static inline int __attribute__((format(printf, 1, 2)))
- dbg_hid(const char *fmt, ...)
- {
- return 0;
- }
- #define dbg_hid_line dbg_hid
- #endif /* HID_DEBUG */
-
- #define err_hid(format, arg...) printk(KERN_ERR "%s: " format "\n" , \
- __FILE__ , ## arg)
- #endif /* HID_FF */
-
- #ifdef CONFIG_HID_COMPAT
- #define HID_COMPAT_LOAD_DRIVER(name) \
- void hid_compat_##name(void) { } \
- EXPORT_SYMBOL(hid_compat_##name)
- #else
- #define HID_COMPAT_LOAD_DRIVER(name)
- #endif /* HID_COMPAT */
- #define HID_COMPAT_CALL_DRIVER(name) do { \
- extern void hid_compat_##name(void); \
- hid_compat_##name(); \
- } while (0)
-
- #endif
-
-