forked from Minki/linux
1e5fa9e260
WRIOP hardware may need to write to the hardware annotation area of Tx buffers (e.g. frame status bits) and also to the data area (e.g. L4 checksum in frame header). Map these buffers as DMA_BIDIRECTIONAL, otherwise the write transaction through SMMU will not be allowed. Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com> Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
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