NetBSD/sys/dev/usb/uhidev.h

105 lines
3.4 KiB
C

/* $NetBSD: uhidev.h,v 1.21 2020/11/29 22:54:51 riastradh Exp $ */
/*
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net) at
* Carlstedt Research & Technology.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DEV_USB_UHIDEV_H_
#define _DEV_USB_UHIDEV_H_
#include <sys/rndsource.h>
struct uhidev_softc {
device_t sc_dev; /* base device */
struct usbd_device *sc_udev;
struct usbd_interface *sc_iface; /* interface */
int sc_iep_addr;
int sc_oep_addr;
u_int sc_isize;
int sc_repdesc_size;
void *sc_repdesc;
u_int sc_nrepid;
device_t *sc_subdevs;
kmutex_t sc_lock;
kcondvar_t sc_cv;
/* Read/written under sc_lock. */
struct lwp *sc_writelock;
struct lwp *sc_configlock;
int sc_refcnt;
int sc_writereportid;
u_char sc_dying;
/*
* - Read under sc_lock, provided sc_refcnt > 0.
* - Written under sc_configlock only when transitioning to and
* from sc_refcnt = 0.
*/
u_char *sc_ibuf;
struct usbd_pipe *sc_ipipe; /* input interrupt pipe */
struct usbd_pipe *sc_opipe; /* output interrupt pipe */
struct usbd_xfer *sc_oxfer; /* write request */
u_int sc_flags;
#define UHIDEV_F_XB1 0x0001 /* Xbox 1 controller */
};
struct uhidev {
device_t sc_dev; /* base device */
struct uhidev_softc *sc_parent;
uByte sc_report_id;
uint8_t sc_state; /* read/written under sc_parent->sc_lock */
#define UHIDEV_OPEN 0x01 /* device is open */
int sc_in_rep_size;
void (*sc_intr)(struct uhidev *, void *, u_int);
krndsource_t rnd_source;
};
struct uhidev_attach_arg {
struct usbif_attach_arg *uiaa;
struct uhidev_softc *parent;
int reportid;
int reportsize;
};
void uhidev_get_report_desc(struct uhidev_softc *, void **, int *);
int uhidev_open(struct uhidev *);
void uhidev_stop(struct uhidev *);
void uhidev_close(struct uhidev *);
usbd_status uhidev_set_report(struct uhidev *, int, void *, int);
usbd_status uhidev_get_report(struct uhidev *, int, void *, int);
usbd_status uhidev_write(struct uhidev_softc *, void *, int);
#define UHIDEV_OSIZE 64
#endif /* _DEV_USB_UHIDEV_H_ */