[lxc-users] need to get devices to work in lxc

[Pavol Cupka]

Take a look at
https://stgraber.org/2017/03/21/cuda-in-lxd/
maybe there is something you can use for dvb?



On Tue, Dec 12, 2017 at 11:07 PM David Pinson <dap at hbm-mail.com> wrote:

> I have video processing and dvb devices that I need to use in a fedora
> 25 container. I haven't tried the video cards (aja and blackmagic) yet,
> because I haven't been successful with the dvb device yet.
>
> I have added the following to the config:
>
> lxc.cgroup.devices.allow = b 212:* rwm
> lxc.mount.entry = /dev/dvb dev/dvb none bind,optional,create=dir
>
> which gives me the entries in the container:
>
> [root at fedora-c1 dap]# ls -l /dev/dvb/adapter0/
> total 0
> crw-rw----+ 1 root video 212, 1 Dec 12 17:38 demux0
> crw-rw----+ 1 root video 212, 2 Dec 12 17:38 dvr0
> crw-rw----+ 1 root video 212, 0 Dec 12 17:38 frontend0
> crw-rw----+ 1 root video 212, 3 Dec 12 17:38 net0
>
> When I try to use w_scan to create a list of channels, I get:
>
> [root at fedora-c1 dap]# w_scan -fa -A1 -c US -X
> w_scan -fa -A1 -c US -X
> w_scan version 20161022 (compiled for DVB API 5.10)
> using settings for UNITED STATES
> ATSC
> VSB US/CA, DVB-T TW
> scan type TERRCABLE_ATSC, channellist 1
> output format czap/tzap/szap/xine
> WARNING: could not guess your codepage. Falling back to 'UTF-8'
> output charset 'UTF-8', use -C <charset> to override
> Info: using DVB adapter auto detection.
> main:3916: FATAL: ***** NO USEABLE TERRCABLE_ATSC CARD FOUND. *****
> Please check wether dvb driver is loaded and
> verify that no dvb application (i.e. vdr) is running.
>
> What am I doing wrong?
>
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