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author | Hauke Mehrtens <hauke@openwrt.org> | 2009-02-20 16:19:46 +0000 |
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committer | Hauke Mehrtens <hauke@openwrt.org> | 2009-02-20 16:19:46 +0000 |
commit | 35a6422eb6d4233328a68f238fb9a39d2ca56333 (patch) | |
tree | 92259ea79c3ec40fc15d5d515966ac2043a3bccb /target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/dma-coherence.h | |
parent | 73723da98506dab90bc559720593ed4cb3a52d0e (diff) | |
download | master-187ad058-35a6422eb6d4233328a68f238fb9a39d2ca56333.tar.gz master-187ad058-35a6422eb6d4233328a68f238fb9a39d2ca56333.tar.bz2 master-187ad058-35a6422eb6d4233328a68f238fb9a39d2ca56333.zip |
[atheros]: move files for kernel 2.6.26 to a special directory.
In kernel 2.6.28 the directory structure has chanced, so for kernel 2.6.26 a own files directory is needed.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14583 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/dma-coherence.h')
-rw-r--r-- | target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/dma-coherence.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/dma-coherence.h b/target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/dma-coherence.h new file mode 100644 index 0000000000..fe53556881 --- /dev/null +++ b/target/linux/atheros/files-2.6.26/include/asm-mips/mach-atheros/dma-coherence.h @@ -0,0 +1,41 @@ +/* + * 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 */ |