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| author | Steve Longerbeam <slongerbeam@gmail.com> | 2019-06-14 04:02:55 +0300 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2019-06-14 16:33:02 +0300 |
| commit | fee77829083ad70845bd650f3c84c5900c5abae1 (patch) | |
| tree | 74a839ba7f556df2fbd745845303546c558279a3 /drivers/fpga/fpga-mgr.c | |
| parent | 4791bd7d6adc406e12e4f69588ef201d39c3d8ac (diff) | |
| download | linux-fee77829083ad70845bd650f3c84c5900c5abae1.tar.xz | |
gpu: ipu-v3: image-convert: Enable double write reduction
For the write channels with 4:2:0 subsampled YUV formats, avoid chroma
overdraw by only writing chroma for even lines (skip odd chroma rows).
This reduces necessary write memory bandwidth by at least 25% (more
with rotation enabled).
Signed-off-by: Steve Longerbeam <slongerbeam@gmail.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/fpga/fpga-mgr.c')
0 files changed, 0 insertions, 0 deletions