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mmc: add mmc_get_dma_dir() helper 

Copied from Linux kernel.
include/linux/mmc/host.h

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
This commit is contained in:
Masahiro Yamada 2020-02-14 16:40:25 +09:00 committed by Peng Fan
parent fdd84c8be4
commit a7b2b6cc0a
1 changed files with 6 additions and 0 deletions
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6
include/mmc.h
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@ -12,6 +12,7 @@
#include <linux/list.h>
#include <linux/sizes.h>
#include <linux/compiler.h>
#include <linux/dma-direction.h>
#include <part.h>
#if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
@ -880,4 +881,9 @@ int mmc_get_env_dev(void);
*/
struct blk_desc *mmc_get_blk_desc(struct mmc *mmc);
static inline enum dma_data_direction mmc_get_dma_dir(struct mmc_data *data)
{
return data->flags & MMC_DATA_WRITE ? DMA_TO_DEVICE : DMA_FROM_DEVICE;
}
#endif /* _MMC_H_ */