sys/dev/usb/uhidev.h

   1 /*      $NetBSD: uhidev.h,v 1.8 2008/04/28 20:23:59 martin Exp $        */
   2
   3 /*
   4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Lennart Augustsson (lennart@augustsson.net) at
   9  * Carlstedt Research & Technology.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30  * POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #include "rnd.h"
  34 #if NRND > 0
  35 #include <sys/rnd.h>
  36 #endif
  37
  38 struct uhidev_softc {
  39         USBBASEDEVICE sc_dev;           /* base device */
  40         usbd_device_handle sc_udev;
  41         usbd_interface_handle sc_iface; /* interface */
  42         usbd_pipe_handle sc_ipipe;      /* input interrupt pipe */
  43         int sc_iep_addr;
  44
  45         u_char *sc_ibuf;
  46         u_int sc_isize;
  47
  48         usbd_pipe_handle sc_opipe;      /* output interrupt pipe */
  49         usbd_xfer_handle sc_oxfer;      /* write request */
  50         int sc_oep_addr;
  51
  52         void *sc_repdesc;
  53         int sc_repdesc_size;
  54
  55         u_int sc_nrepid;
  56         device_t *sc_subdevs;
  57
  58         int sc_refcnt;
  59         u_char sc_dying;
  60 };
  61
  62 struct uhidev {
  63         USBBASEDEVICE sc_dev;           /* base device */
  64         struct uhidev_softc *sc_parent;
  65         uByte sc_report_id;
  66         u_int8_t sc_state;
  67         int sc_in_rep_size;
  68 #define UHIDEV_OPEN     0x01    /* device is open */
  69         void (*sc_intr)(struct uhidev *, void *, u_int);
  70 #if NRND > 0
  71         rndsource_element_t     rnd_source;
  72 #endif
  73 };
  74
  75 struct uhidev_attach_arg {
  76         struct usbif_attach_arg *uaa;
  77         struct uhidev_softc *parent;
  78         int reportid;
  79         int reportsize;
  80 };
  81
  82 void uhidev_get_report_desc(struct uhidev_softc *, void **, int *);
  83 int uhidev_open(struct uhidev *);
  84 void uhidev_close(struct uhidev *);
  85 usbd_status uhidev_set_report(struct uhidev *scd, int type, void *data,int len);
  86 void uhidev_set_report_async(struct uhidev *scd, int type, void *data, int len);
  87 usbd_status uhidev_get_report(struct uhidev *scd, int type, void *data,int len);
  88 usbd_status uhidev_write(struct uhidev_softc *, void *, int);