Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
at v4.14-rc2 28 lines 911 B view raw
1/* 2 * Port on Texas Instruments TMS320C6x architecture 3 * 4 * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated 5 * Author: Aurelien Jacquiot <aurelien.jacquiot@ti.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 * 11 */ 12#ifndef _ASM_C6X_DMA_MAPPING_H 13#define _ASM_C6X_DMA_MAPPING_H 14 15extern const struct dma_map_ops c6x_dma_ops; 16 17static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) 18{ 19 return &c6x_dma_ops; 20} 21 22extern void coherent_mem_init(u32 start, u32 size); 23void *c6x_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, 24 gfp_t gfp, unsigned long attrs); 25void c6x_dma_free(struct device *dev, size_t size, void *vaddr, 26 dma_addr_t dma_handle, unsigned long attrs); 27 28#endif /* _ASM_C6X_DMA_MAPPING_H */