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net: ethernet: mtk_eth_soc: set coherent mask to get PPE working
Set DMA coherent mask to 32-bit which makes PPE offloading engine start working on BPi-R4 which got 4 GiB of RAM. Fixes: 2d75891 ("net: ethernet: mtk_eth_soc: support 36-bit DMA addressing on MT7988") Suggested-by: Elad Yifee <eladwf@users.github.com> Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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