[PATCH 3/3] gpu: ipu-v3: image-convert: Fix image downsize coefficients

Philipp Zabel p.zabel at pengutronix.de
Fri Jun 14 14:11:44 UTC 2019


On Tue, 2019-06-11 at 18:16 -0700, Steve Longerbeam wrote:
> The output of the IC downsizer unit in both dimensions must be <= 1024
> before being passed to the IC resizer unit. This was causing corrupted
> images when:
> 
> input_dim > 1024, and
> input_dim / 2 < output_dim < input_dim
> 
> Some broken examples were 1920x1080 -> 1024x768 and 1920x1080 ->
> 1280x1080.
> 
> Fixes: 70b9b6b3bcb21 ("gpu: ipu-v3: image-convert: calculate per-tile
> resize coefficients")
> 
> Signed-off-by: Steve Longerbeam <slongerbeam at gmail.com>

All applied on the imx-drm/fixes branch.

regards
Philipp


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