0545e9dc6d
commit d1edce71135cc6d98c0a4b5729774542b676e769 Author: sophgo-forum-service <forum_service@sophgo.com> Date: Fri Mar 15 16:07:33 2024 +0800 [fix] recommend using ssh method to clone repo. [fix] fix sensor driver repo branch name.
19 lines
407 B
C
19 lines
407 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_DMA_DIRECTION_H
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#define _LINUX_DMA_DIRECTION_H
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enum dma_data_direction {
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DMA_BIDIRECTIONAL = 0,
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DMA_TO_DEVICE = 1,
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DMA_FROM_DEVICE = 2,
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DMA_NONE = 3,
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};
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static inline int valid_dma_direction(enum dma_data_direction dir)
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{
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return dir == DMA_BIDIRECTIONAL || dir == DMA_TO_DEVICE ||
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dir == DMA_FROM_DEVICE;
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}
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#endif /* _LINUX_DMA_DIRECTION_H */
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