Cregit: Linux 6.13: dma-direction.h

Contributors: 5
Author	Tokens	Token Proportion	Commits	Commit Proportion
James Bottomley	20	37.04%	1	20.00%
Christoph Hellwig	20	37.04%	1	20.00%
Alexey Dobriyan	8	14.81%	1	20.00%
Rolf Eike Beer	5	9.26%	1	20.00%
Greg Kroah-Hartman	1	1.85%	1	20.00%
Total	54		5

/* 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,
};

static inline int valid_dma_direction(enum dma_data_direction dir)
{
	return dir == DMA_BIDIRECTIONAL || dir == DMA_TO_DEVICE ||
		dir == DMA_FROM_DEVICE;
}

#endif /* _LINUX_DMA_DIRECTION_H */