xref: /netbsd-src/sys/dev/ic/matrixkpvar.h (revision 90999623883a149891df15395d226a1e2f7e49df)
1 /*
2  * Copyright (c) 2005 Jesse Off.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23  * SUCH DAMAGE.
24  */
25 
26 #ifndef _DEV_IC_MATRIXKPVAR_H_
27 #define _DEV_IC_MATRIXKPVAR_H_
28 
29 #define MAXNKEYS	64
30 #define FOR_KEYS(x, y)	\
31 	for((x) = 0; (x) < ((MAXNKEYS + 31) / 32); (x)++) y
32 
33 struct matrixkp_softc {
34 	int mxkp_nkeys;
35 	u_int32_t mxkp_pressed[(MAXNKEYS + 31) / 32];
36 	int poll_freq;
37 	u_int32_t debounce_stable_ms;
38 	void (*mxkp_scankeys)(struct matrixkp_softc *, u_int32_t *);
39 	void (*mxkp_event)(struct matrixkp_softc *, u_int32_t *, u_int32_t *);
40 #define	MXKP_NODEBOUNCE	0x1
41 	u_int32_t sc_flags;
42 	u_int32_t sc_enabled;
43 	device_t sc_dev;
44 	device_t sc_wskbddev;
45 	struct callout sc_callout;
46 };
47 
48 void mxkp_attach(struct matrixkp_softc *);
49 void mxkp_poll(void *);
50 void mxkp_debounce(struct matrixkp_softc *, u_int32_t *, u_int32_t *);
51 void mxkp_wskbd_event(struct matrixkp_softc *, u_int32_t *, u_int32_t *);
52 int  mxkp_enable(void *, int);
53 void mxkp_set_leds(void *, int);
54 int  mxkp_ioctl(void *, u_long, void *, int, struct lwp *);
55 
56 extern const struct wskbd_accessops mxkp_accessops;
57 
58 #endif
59