NetBSD/sys/dev/i2c/au8522var.h

73 lines
2.5 KiB
C

/* $NetBSD: au8522var.h,v 1.4 2011/07/10 00:47:34 jmcneill Exp $ */
/*-
* Copyright (c) 2010 Jared D. McNeill <jmcneill@invisible.ca>
* All rights reserved.
*
* 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 _AU8522VAR_H
#define _AU8522VAR_H
#include <dev/i2c/i2cvar.h>
#include <dev/dtv/dtvio.h>
struct au8522 {
device_t parent;
i2c_tag_t i2c;
i2c_addr_t i2c_addr;
unsigned int if_freq;
fe_modulation_t current_modulation;
};
typedef enum {
AU8522_VINPUT_UNCONF = -1,
AU8522_VINPUT_NONE = 0,
AU8522_VINPUT_CVBS,
AU8522_VINPUT_CVBS_TUNER,
AU8522_VINPUT_SVIDEO,
} au8522_vinput_t;
typedef enum {
AU8522_AINPUT_UNCONF = -1,
AU8522_AINPUT_NONE = 0,
AU8522_AINPUT_SIF,
} au8522_ainput_t;
struct au8522 * au8522_open(device_t, i2c_tag_t, i2c_addr_t, unsigned int);
void au8522_close(struct au8522 *);
void au8522_enable(struct au8522 *, bool);
void au8522_set_input(struct au8522 *,
au8522_vinput_t, au8522_ainput_t);
int au8522_get_signal(struct au8522 *);
void au8522_set_audio(struct au8522 *, bool);
int au8522_set_modulation(struct au8522 *, fe_modulation_t);
void au8522_set_gate(struct au8522 *, bool);
fe_status_t au8522_get_dtv_status(struct au8522 *);
uint16_t au8522_get_snr(struct au8522 *);
#endif /* !_AU8522VAR_H */