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MLK-20263: drm/imx/dcss: fix channel-0 line shift
authorDzung Hoang <dzung.hoang@nxp.com>
Wed, 7 Nov 2018 10:57:04 +0000 (12:57 +0200)
committerLeonard Crestez <leonard.crestez@nxp.com>
Wed, 17 Apr 2019 23:51:34 +0000 (02:51 +0300)
commitff9bdc81330b621d0e29889f825e5c96370fcf05
treeb93907d80bb31dfb85348a1a664a46eeebaf02c1tree | snapshot
parent74b468bf0b71c44864306e122c7963dca891943bcommit | diff
MLK-20263: drm/imx/dcss: fix channel-0 line shift

If an RGB buffer is fed to channel-0, the output will have one line
shifted down, with the last line appearing on top.

Using the 7-tap filter will fix the issue. The 5-tap filter code will be
removed completely.

Signed-off-by: Dzung Hoang <dzung.hoang@nxp.com>
Signed-off-by: Laurentiu Palcu <laurentiu.palcu@nxp.com>
drivers/gpu/imx/dcss/dcss-scaler.c diff | blob | history