Add PTZ support to uvc device #15
Description
From @mithro on January 10, 2016 6:35
From @shenki on September 3, 2014 5:37
It appears that the v4l2 uvcvideo device can support PTZ controls, and the kernel has support for this: https://lkml.org/lkml/2014/7/8/837
We should add support to our uvc device, and make the fx2 firmware pass on the commands through to the serial board that does PTZ control.
Copied from original issue: timvideos/HDMI2USB-jahanzeb-firmware#95
Copied from original issue: timvideos/HDMI2USB-litex-firmware#150