91 lines
3.0 KiB
C
91 lines
3.0 KiB
C
/* $NetBSD: dtvif.h,v 1.3 2011/08/09 01:42:24 jmcneill Exp $ */
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/*-
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* Copyright (c) 2011 Jared D. McNeill <jmcneill@invisible.ca>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Jared D. McNeill.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_DTV_DTVIF_H
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#define _DEV_DTV_DTVIF_H
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#include <sys/device.h>
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#include <dev/dtv/dtvio.h>
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#define DTV_DEVICE_FRONTEND 0
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#define DTV_DEVICE_DEMUX 1
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#define DTV_DEVICE_DVR 2
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#define DTV_NUM_DEVICES 3
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#define DTVUNIT(x) (minor(x) & 0x0f)
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#define DTVDEV(x) ((minor(x) & 0xf0) >> 4)
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#define ISDTVFRONTEND(x) (DTVDEV((x)) == DTV_DEVICE_FRONTEND)
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#define ISDTVDEMUX(x) (DTVDEV((x)) == DTV_DEVICE_DEMUX)
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#define ISDTVDVR(x) (DTVDEV((x)) == DTV_DEVICE_DVR)
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struct dtv_payload;
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struct dtv_hw_if {
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void (*get_devinfo)(void *, struct dvb_frontend_info *);
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int (*open)(void *, int);
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void (*close)(void *);
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int (*set_tuner)(void *, const struct dvb_frontend_parameters *);
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fe_status_t (*get_status)(void *);
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uint16_t (*get_signal_strength)(void *);
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uint16_t (*get_snr)(void *);
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int (*start_transfer)(void *,
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void (*)(void *, const struct dtv_payload *),
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void *);
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int (*stop_transfer)(void *);
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};
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struct dtv_attach_args {
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const struct dtv_hw_if *hw;
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void *priv;
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};
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struct dtv_payload {
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const uint8_t *data;
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size_t size;
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};
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static inline int
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dtv_print(void *priv, const char *pnp)
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{
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if (pnp)
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aprint_normal("dtv at %s", pnp);
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return UNCONF;
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}
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#endif /* !_DEV_DTV_DTVIF_H */
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