kernel_optimize_test/include/linux/dma-direction.h
Shunyong Yang 546c596cf5 PCI: Unify PCI and normal DMA direction definitions
Current DMA direction definitions in pci-dma-compat.h and dma-direction.h
are mirrored in value.  Unify them to enhance readability and avoid
possible inconsistency.

Signed-off-by: Shunyong Yang <shunyong.yang@hxt-semitech.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: Joey Zheng <yu.zheng@hxt-semitech.com>
2018-07-31 18:04:55 -05:00

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C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_DMA_DIRECTION_H
#define _LINUX_DMA_DIRECTION_H
enum dma_data_direction {
DMA_BIDIRECTIONAL = 0,
DMA_TO_DEVICE = 1,
DMA_FROM_DEVICE = 2,
DMA_NONE = 3,
};
#endif