Re: [RFC 3/3] v4l: vsp1: Provide a writeback video device

2016-11-01 Thread Kieran Bingham
Looks like I forgot to run checkpatch here, and it picked up a few things. Please disregard them in your review, and they will be fixed for next version. On 27/10/16 15:01, Kieran Bingham wrote: > When the VSP1 is used in an active display pipeline, the output of the > WPF can supply the LIF ent

[RFC 3/3] v4l: vsp1: Provide a writeback video device

2016-10-27 Thread Kieran Bingham
When the VSP1 is used in an active display pipeline, the output of the WPF can supply the LIF entity directly and simultaneously write to memory. Support this functionality in the VSP1 driver, by extending the WPF source pads, and establishing a V4L2 video device node connected to the new source.