Re: i.MX6 IPU CSI analog video input on Ventana

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Hi Steve,

On Thu, 2018-05-24 at 14:33 -0700, Steve Longerbeam wrote:
> Hi Krzysztof, Philipp,
> 
> And I can confirm that capturing planar 4:2:0 (YU12, YV12, or NV12),
> is broken because of the call to ipu_cpmem_skip_odd_chroma_rows().
> YU12 or NV12 images look correct again when commenting out that
> call. Commits
> 
> 14330d7f08 ("media: imx: csi: enable double write reduction")
> b54a5c2dc8 ("media: imx: prpencvf: enable double write reduction")
> 
> should be reverted for now, until the behavior of this bit is better 
> understood.

I think that is a bit radical. I am not aware of any problems with non-
interlaced formats. Could we just disable them when the interlaced_scan
bit is set?

regards
Philipp



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