Commit | Line | Data |
---|---|---|
34e49164 C |
1 | int p20_ioctl(int cmd, void*arg) { |
2 | switch(cmd) { | |
3 | case VIDIOGCTUNER: { | |
4 | struct video_tuner v; | |
5 | if(copy_from_user(&v,arg)!=0) | |
6 | return -EFAULT; | |
7 | if(v.tuner) | |
8 | return -EINVAL; | |
9 | v.rangelow = 87*16000; | |
10 | v.rangehigh = 108 * 16000; | |
11 | if(copy_to_user(arg,&v)) | |
12 | return -EFAULT; | |
13 | return 0; | |
14 | } | |
15 | case AGCTUNER: { | |
16 | struct video_tuner v; | |
17 | if(copy_from_user(&v,arg)) | |
18 | { | |
19 | return -EFAULT; | |
20 | } | |
21 | if(v.tuner) | |
22 | return -EINVAL; | |
23 | v.rangelow = 0; | |
24 | v.rangehigh = 0; | |
25 | if(copy_to_user(arg,&v)) | |
26 | return -EFAULT; | |
27 | return 0; | |
28 | } | |
29 | } | |
30 | } |