mmc: mmci: Don't share un-implemented DMA functions

Some of the DMA functions are shared via mmci.h, however they are not
implemented unless CONFIG_DMA_ENGINE is set. Therefore, add that constraint
to the header file as well.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Ulf Hansson 2019-03-06 15:04:51 +01:00
commit 6aa35ce743