NetBSD/sys/dev/i2c/lg3303var.h

56 lines
2.1 KiB
C

/* $NetBSD: lg3303var.h,v 1.3 2011/07/15 20:28:38 jmcneill Exp $ */
/*-
* Copyright (c) 2011 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 _LG3303VAR_H
#define _LG3303VAR_H
#include <dev/i2c/i2cvar.h>
#include <dev/dtv/dtvio.h>
#define LG3303_CFG_SERIAL_INPUT 0x01
struct lg3303 {
device_t parent;
i2c_tag_t i2c;
i2c_addr_t i2c_addr;
fe_modulation_t current_modulation;
int flags;
};
struct lg3303 * lg3303_open(device_t, i2c_tag_t, i2c_addr_t, int);
void lg3303_close(struct lg3303 *);
int lg3303_set_modulation(struct lg3303 *, fe_modulation_t);
fe_status_t lg3303_get_dtv_status(struct lg3303 *);
uint16_t lg3303_get_snr(struct lg3303 *);
uint16_t lg3303_get_signal_strength(struct lg3303 *);
uint32_t lg3303_get_ucblocks(struct lg3303 *);
#endif /* !_LG3303VAR_H */