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Some controller as the ColdFire eshdc may require an endianness byte swap, because DMA read endianness is not configurable. Facilitate using the bounce buffer for this by adding ->copy_to_bounce_buffer(). Signed-off-by: Angelo Dureghello <angelo.dureghello@timesys.com> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Link: https://lore.kernel.org/r/20200518191742.1251440-2-angelo.dureghello@timesys.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> |
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