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gpu: ipu-v3: Add support for double read/write reduction
authorPhilipp Zabel <p.zabel@pengutronix.de>
Wed, 17 Sep 2014 13:44:54 +0000 (15:44 +0200)
committerPhilipp Zabel <p.zabel@pengutronix.de>
Thu, 8 Jun 2017 06:57:18 +0000 (08:57 +0200)
commite1e9733cd37908a9ba61e29154561f0c81420e06
treee6d44c45346488469ae32b184827348ecc95c6a6tree | snapshot
parent16e9ab820ad43108513ec32bb18fb226df4cc7fccommit | diff
gpu: ipu-v3: Add support for double read/write reduction

Allow to skip writing odd chroma rows by setting the RDRW bit for
4:2:0 chroma subsampled formats for any IDMAC write channel. This
also allows to skip reading odd rows for the VDIC read channel.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
drivers/gpu/ipu-v3/ipu-cpmem.c diff | blob | history
include/video/imx-ipu-v3.h diff | blob | history
Linux kernel for KaRo TX COM modules