1 | /* $NetBSD: dtv_ioctl.c,v 1.3 2011/07/13 22:43:04 jmcneill Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 2011 Jared D. McNeill <jmcneill@invisible.ca> |
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 | * 3. All advertising materials mentioning features or use of this software |
16 | * must display the following acknowledgement: |
17 | * This product includes software developed by Jared D. McNeill. |
18 | * 4. Neither the name of The NetBSD Foundation nor the names of its |
19 | * contributors may be used to endorse or promote products derived |
20 | * from this software without specific prior written permission. |
21 | * |
22 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
23 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
24 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
25 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
26 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
27 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
28 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
29 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
30 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
31 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
32 | * POSSIBILITY OF SUCH DAMAGE. |
33 | */ |
34 | |
35 | #include <sys/cdefs.h> |
36 | __KERNEL_RCSID(0, "$NetBSD: dtv_ioctl.c,v 1.3 2011/07/13 22:43:04 jmcneill Exp $" ); |
37 | |
38 | #include <sys/param.h> |
39 | #include <sys/types.h> |
40 | #include <sys/conf.h> |
41 | #include <sys/kmem.h> |
42 | #include <sys/device.h> |
43 | #include <sys/select.h> |
44 | |
45 | #include <dev/dtv/dtvvar.h> |
46 | |
47 | int |
48 | dtv_frontend_ioctl(struct dtv_softc *sc, u_long cmd, void *data, int flags) |
49 | { |
50 | switch (cmd) { |
51 | case FE_READ_STATUS: |
52 | *(fe_status_t *)data = dtv_device_get_status(sc); |
53 | return 0; |
54 | case FE_READ_BER: |
55 | *(uint32_t *)data = 0; /* XXX TODO */ |
56 | return 0; |
57 | case FE_READ_SNR: |
58 | *(uint16_t *)data = dtv_device_get_snr(sc); |
59 | return 0; |
60 | case FE_READ_SIGNAL_STRENGTH: |
61 | *(uint16_t *)data = dtv_device_get_signal_strength(sc); |
62 | return 0; |
63 | case FE_SET_FRONTEND: |
64 | return dtv_device_set_tuner(sc, data); |
65 | case FE_GET_INFO: |
66 | dtv_device_get_devinfo(sc, data); |
67 | return 0; |
68 | default: |
69 | return EINVAL; |
70 | } |
71 | } |
72 | |