diff options
Diffstat (limited to 'target/linux/atheros/files/include/asm-mips/mach-atheros/dma-coherence.h')
-rw-r--r-- | target/linux/atheros/files/include/asm-mips/mach-atheros/dma-coherence.h | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/target/linux/atheros/files/include/asm-mips/mach-atheros/dma-coherence.h b/target/linux/atheros/files/include/asm-mips/mach-atheros/dma-coherence.h deleted file mode 100644 index fe5355688..000000000 --- a/target/linux/atheros/files/include/asm-mips/mach-atheros/dma-coherence.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * 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 <ralf@linux-mips.org> - * Copyright (C) 2007 Felix Fietkau <nbd@openwrt.org> - * - */ -#ifndef __ASM_MACH_GENERIC_DMA_COHERENCE_H -#define __ASM_MACH_GENERIC_DMA_COHERENCE_H - -#define PCI_DMA_OFFSET 0x20000000 - -struct device; - -static dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size) -{ - return virt_to_phys(addr) + (dev != NULL ? PCI_DMA_OFFSET : 0); -} - -static dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page) -{ - return page_to_phys(page) + (dev != NULL ? PCI_DMA_OFFSET : 0); -} - -static unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr) -{ - return (dma_addr > PCI_DMA_OFFSET ? dma_addr - PCI_DMA_OFFSET : dma_addr); -} - -static void plat_unmap_dma_mem(dma_addr_t dma_addr) -{ -} - -static inline int plat_device_is_coherent(struct device *dev) -{ - return 0; -} - -#endif /* __ASM_MACH_GENERIC_DMA_COHERENCE_H */ |