sys/kern/subr_input.c

   1 /*
   2  * Copyright (c) 2014 The DragonFly Project.  All rights reserved.
   3  *
   4  * This code is derived from software contributed to The DragonFly Project
   5  * by Matthew Dillon <dillon@backplane.com>
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in
  15  *    the documentation and/or other materials provided with the
  16  *    distribution.
  17  * 3. Neither the name of The DragonFly Project nor the names of its
  18  *    contributors may be used to endorse or promote products derived
  19  *    from this software without specific, prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  25  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34 /*
  35  * Implement a linux-compatible user even input interface.  This is used by
  36  * various devices to supply an event stream and ioctls to userland.
  37  */
  38
  39 #include <sys/param.h>
  40 #include <sys/queue.h>
  41 #include <sys/malloc.h>
  42 #include <sys/kernel.h>
  43 #include <sys/bus_private.h>
  44 #include <sys/systm.h>
  45 #include <sys/uio.h>
  46 #include <sys/ioccom.h>
  47 #include <sys/machintr.h>
  48
  49 #include <machine/stdarg.h>     /* for device_printf() */
  50
  51 #include <sys/thread2.h>
  52 #include <sys/mplock2.h>
  53 #include <sys/input.h>
  54
  55 MALLOC_DEFINE(M_INPUT, "input", "Input Event");
  56
  57 void
  58 inputev_init(inputev_t *iev, const char *id)
  59 {
  60 }
  61
  62 void
  63 inputev_register(inputev_t *iev)
  64 {
  65 }
  66
  67 void
  68 inputev_deregister(inputev_t *iev)
  69 {
  70 }
  71
  72 void
  73 inputev_mt_slot(inputev_t *iev, int slot)
  74 {
  75 }
  76
  77 void
  78 inputev_mt_sync_frame(inputev_t *iev)
  79 {
  80 }
  81
  82 void
  83 inputev_sync(inputev_t *iev)
  84 {
  85 }
  86
  87 void
  88 inputev_set_evbit(inputev_t *iev, int bit)
  89 {
  90 }
  91
  92 void
  93 inputev_set_keybit(inputev_t *iev, int bit)
  94 {
  95 }
  96
  97 void
  98 inputev_set_propbit(inputev_t *iev, int bit)
  99 {
 100 }
 101
 102 void
 103 inputev_set_abs_params(inputev_t *iev, u_int axis,
 104                        int min, int max, int fuzz, int flat)
 105 {
 106 }
 107
 108 void
 109 inputev_set_res(inputev_t *iev, u_int axis, int val)
 110 {
 111 }
 112
 113 void
 114 inputev_mt_report_slot_state(inputev_t *iev, u_int code, int good)
 115 {
 116 }
 117
 118 void
 119 inputev_report_key(inputev_t *iev, u_int code, int val)
 120 {
 121 }
 122 /* EV_KEY */
 123
 124 void
 125 inputev_report_rel(inputev_t *iev, u_int code, int val)
 126 {
 127 }
 128 /* EV_REL */
 129
 130 void
 131 inputev_report_abs(inputev_t *iev, u_int code, int val)
 132 {
 133 }
 134 /* EV_ABS */
 135
 136 /*
 137  * Handle ioctls
 138  */
 139 int
 140 inputev_ioctl(inputev_t *iev, u_long cmd, void *data)
 141 {
 142         return ENOTTY;
 143 }
 144
 145 /*
 146  * Supply a data stream to requestors
 147  */
 148 int
 149 inputev_read(inputev_t *iev, struct uio *uio, int ioflag)
 150 {
 151         return EINVAL;
 152 }