541 lines
16 KiB
C
541 lines
16 KiB
C
|
#ifndef __HID_H
|
||
|
#define __HID_H
|
||
|
|
||
|
/*
|
||
|
* $Id: hid.h,v 1.24 2001/12/27 10:37:41 vojtech Exp $
|
||
|
*
|
||
|
* Copyright (c) 1999 Andreas Gal
|
||
|
* Copyright (c) 2000-2001 Vojtech Pavlik
|
||
|
* Copyright (c) 2006 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
|
||
|
*/
|
||
|
|
||
|
#include <linux/types.h>
|
||
|
#include <linux/slab.h>
|
||
|
#include <linux/list.h>
|
||
|
#include <linux/timer.h>
|
||
|
#include <linux/workqueue.h>
|
||
|
#include <linux/input.h>
|
||
|
|
||
|
/*
|
||
|
* 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)
|
||
|
|
||
|
/*
|
||
|
* 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 device quirks.
|
||
|
*/
|
||
|
|
||
|
#define HID_QUIRK_INVERT 0x00000001
|
||
|
#define HID_QUIRK_NOTOUCH 0x00000002
|
||
|
#define HID_QUIRK_IGNORE 0x00000004
|
||
|
#define HID_QUIRK_NOGET 0x00000008
|
||
|
#define HID_QUIRK_HIDDEV 0x00000010
|
||
|
#define HID_QUIRK_BADPAD 0x00000020
|
||
|
#define HID_QUIRK_MULTI_INPUT 0x00000040
|
||
|
#define HID_QUIRK_2WHEEL_MOUSE_HACK_7 0x00000080
|
||
|
#define HID_QUIRK_2WHEEL_MOUSE_HACK_5 0x00000100
|
||
|
#define HID_QUIRK_2WHEEL_MOUSE_HACK_ON 0x00000200
|
||
|
#define HID_QUIRK_MIGHTYMOUSE 0x00000400
|
||
|
#define HID_QUIRK_CYMOTION 0x00000800
|
||
|
#define HID_QUIRK_POWERBOOK_HAS_FN 0x00001000
|
||
|
#define HID_QUIRK_POWERBOOK_FN_ON 0x00002000
|
||
|
#define HID_QUIRK_INVERT_HWHEEL 0x00004000
|
||
|
#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00008000
|
||
|
#define HID_QUIRK_BAD_RELATIVE_KEYS 0x00010000
|
||
|
|
||
|
/*
|
||
|
* 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_DESCRIPTOR_SIZE 4096
|
||
|
#define HID_MAX_USAGES 1024
|
||
|
#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;
|
||
|
};
|
||
|
|
||
|
#define HID_CLAIMED_INPUT 1
|
||
|
#define HID_CLAIMED_HIDDEV 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
|
||
|
|
||
|
struct hid_input {
|
||
|
struct list_head list;
|
||
|
struct hid_report *report;
|
||
|
struct input_dev *input;
|
||
|
};
|
||
|
|
||
|
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 */
|
||
|
unsigned version; /* HID version */
|
||
|
unsigned country; /* HID country */
|
||
|
struct hid_report_enum report_enum[HID_REPORT_TYPES];
|
||
|
|
||
|
struct usb_device *dev; /* USB device */
|
||
|
struct usb_interface *intf; /* USB interface */
|
||
|
int ifnum; /* USB interface number */
|
||
|
|
||
|
unsigned long iofl; /* I/O flags (CTRL_RUNNING, OUT_RUNNING) */
|
||
|
struct timer_list io_retry; /* Retry timer */
|
||
|
unsigned long stop_retry; /* Time to give up, in jiffies */
|
||
|
unsigned int retry_delay; /* Delay length in ms */
|
||
|
struct work_struct reset_work; /* Task context for resets */
|
||
|
|
||
|
unsigned int bufsize; /* URB buffer size */
|
||
|
|
||
|
struct urb *urbin; /* Input URB */
|
||
|
char *inbuf; /* Input buffer */
|
||
|
dma_addr_t inbuf_dma; /* Input buffer dma */
|
||
|
spinlock_t inlock; /* Input fifo spinlock */
|
||
|
|
||
|
struct urb *urbctrl; /* Control URB */
|
||
|
struct usb_ctrlrequest *cr; /* Control request struct */
|
||
|
dma_addr_t cr_dma; /* Control request struct dma */
|
||
|
struct hid_control_fifo ctrl[HID_CONTROL_FIFO_SIZE]; /* Control fifo */
|
||
|
unsigned char ctrlhead, ctrltail; /* Control fifo head & tail */
|
||
|
char *ctrlbuf; /* Control buffer */
|
||
|
dma_addr_t ctrlbuf_dma; /* Control buffer dma */
|
||
|
spinlock_t ctrllock; /* Control fifo spinlock */
|
||
|
|
||
|
struct urb *urbout; /* Output URB */
|
||
|
struct hid_report *out[HID_CONTROL_FIFO_SIZE]; /* Output pipe fifo */
|
||
|
unsigned char outhead, outtail; /* Output pipe fifo head & tail */
|
||
|
char *outbuf; /* Output buffer */
|
||
|
dma_addr_t outbuf_dma; /* Output buffer dma */
|
||
|
spinlock_t outlock; /* Output fifo spinlock */
|
||
|
|
||
|
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 */
|
||
|
int minor; /* Hiddev minor number */
|
||
|
|
||
|
wait_queue_head_t wait; /* For sleeping */
|
||
|
|
||
|
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 #) */
|
||
|
|
||
|
#ifdef CONFIG_USB_HIDINPUT_POWERBOOK
|
||
|
unsigned long pb_pressed_fn[NBITS(KEY_MAX)];
|
||
|
unsigned long pb_pressed_numlock[NBITS(KEY_MAX)];
|
||
|
#endif
|
||
|
};
|
||
|
|
||
|
#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;
|
||
|
__u16 wDescriptorLength;
|
||
|
} __attribute__ ((packed));
|
||
|
|
||
|
struct hid_descriptor {
|
||
|
__u8 bLength;
|
||
|
__u8 bDescriptorType;
|
||
|
__u16 bcdHID;
|
||
|
__u8 bCountryCode;
|
||
|
__u8 bNumDescriptors;
|
||
|
|
||
|
struct hid_class_descriptor desc[1];
|
||
|
} __attribute__ ((packed));
|
||
|
|
||
|
#ifdef DEBUG
|
||
|
#include "hid-debug.h"
|
||
|
#else
|
||
|
#define hid_dump_input(a,b) do { } while (0)
|
||
|
#define hid_dump_device(c) do { } while (0)
|
||
|
#define hid_dump_field(a,b) do { } while (0)
|
||
|
#define resolv_usage(a) do { } while (0)
|
||
|
#define resolv_event(a,b) do { } while (0)
|
||
|
#endif
|
||
|
|
||
|
#ifdef CONFIG_HID
|
||
|
/* 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))
|
||
|
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 *);
|
||
|
extern void hidinput_disconnect(struct hid_device *);
|
||
|
#else
|
||
|
#define IS_INPUT_APPLICATION(a) (0)
|
||
|
static inline void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) { }
|
||
|
static inline void hidinput_report_event(struct hid_device *hid, struct hid_report *report) { }
|
||
|
static inline int hidinput_connect(struct hid_device *hid) { return -ENODEV; }
|
||
|
static inline void hidinput_disconnect(struct hid_device *hid) { }
|
||
|
#endif
|
||
|
|
||
|
int hid_set_field(struct hid_field *, unsigned, __s32);
|
||
|
int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field);
|
||
|
void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt);
|
||
|
void hid_output_report(struct hid_report *report, __u8 *data);
|
||
|
void hid_free_device(struct hid_device *device);
|
||
|
struct hid_device *hid_parse_report(__u8 *start, unsigned size);
|
||
|
|
||
|
#ifdef CONFIG_HID_FF
|
||
|
int hid_ff_init(struct hid_device *hid);
|
||
|
|
||
|
int hid_lgff_init(struct hid_device *hid);
|
||
|
int hid_tmff_init(struct hid_device *hid);
|
||
|
int hid_zpff_init(struct hid_device *hid);
|
||
|
#ifdef CONFIG_HID_PID
|
||
|
int hid_pidff_init(struct hid_device *hid);
|
||
|
#else
|
||
|
static inline int hid_pidff_init(struct hid_device *hid) { return -ENODEV; }
|
||
|
#endif
|
||
|
|
||
|
#else
|
||
|
static inline int hid_ff_init(struct hid_device *hid) { return -1; }
|
||
|
#endif
|
||
|
#endif
|
||
|
|