Boris Brezillon <[email protected]> writes: > When there's no scaling requested ->is_unity should be true no matter > the format. > > Also, when no scaling is requested and we have a multi-planar YUV > format, we should leave ->y_scaling[0] to VC4_SCALING_NONE and only > set ->x_scaling[0] to VC4_SCALING_PPF. > > Doing this fixes an hardly visible artifact (seen when using modetest > and a rather big overlay plane in YUV420). > > Fixes: fc04023fafec ("drm/vc4: Add support for YUV planes.") > Cc: <[email protected]> > Signed-off-by: Boris Brezillon <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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