xref: /netbsd-src/sys/dev/usb/uhidev.h (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: uhidev.h,v 1.9 2008/05/26 19:01:51 drochner 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);
89