/* * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 2006 Ralf Baechle */ #ifndef __ASM_MACH_JAZZ_DMA_COHERENCE_H #define __ASM_MACH_JAZZ_DMA_COHERENCE_H #include struct device; static dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size) { return vdma_alloc(virt_to_phys(addr), size); } static dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page) { return vdma_alloc(page_to_phys(page), PAGE_SIZE); } static unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr) { return vdma_log2phys(dma_addr); } static void plat_unmap_dma_mem(dma_addr_t dma_addr) { vdma_free(dma_addr); } static inline int plat_device_is_coherent(struct device *dev) { return 0; } #endif /* __ASM_MACH_JAZZ_DMA_COHERENCE_H */