kmssink : Cannot Open /dev/mxc_vpu with Mainline kernel

Jagan Teki jagan at amarulasolutions.com
Tue Aug 29 19:05:10 UTC 2017


Hi Carlos,

On Tue, Aug 29, 2017 at 11:30 PM, Carlos Rafael Giani
<dv at pseudoterminal.org> wrote:
> There is no such device in the mainline kernel. This is part of the
> non-mainline VPU driver from the imx-kerne.
>
> Are you trying to use gstreamer-imx' imxvpudec? With the mainline kernel,
> you have to use v4l2Nvideodec instead (where N is some number ... just do
> gst-inspect-1.0 | grep v4l to find it).

We're using gst-1.0 not gstreamer-imx and the coda vpu firmware is
from NXP releases. Can't we use this firmware for Mainline Kernel? if
no can you please provide the relevant info.

thanks!
-- 
Jagan Teki
Senior Linux Kernel Engineer | Amarula Solutions
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.


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