1 /* $NetBSD: nxt2kvar.h,v 1.1 2011/07/11 00:30:23 jakllsch Exp $ */ 2 3 /* 4 * Copyright (c) 2008, 2011 Jonathan A. Kollasch 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 23 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 25 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 26 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _DEV_I2C_NXT2KVAR_H_ 30 #define _DEV_I2C_NXT2KVAR_H_ 31 32 #include <dev/i2c/i2cvar.h> 33 #include <dev/dtv/dtvio.h> 34 35 struct nxt2k; 36 37 struct nxt2k * nxt2k_open(device_t, i2c_tag_t, i2c_addr_t, unsigned int); 38 void nxt2k_close(struct nxt2k *); 39 void nxt2k_enable(struct nxt2k *, bool); 40 int nxt2k_set_modulation(struct nxt2k *, fe_modulation_t); 41 fe_status_t nxt2k_get_dtv_status(struct nxt2k *); 42 uint16_t nxt2k_get_signal(struct nxt2k *); 43 uint16_t nxt2k_get_snr(struct nxt2k *); 44 45 #endif /* _DEV_I2C_NXT2KVAR_H_ */ 46