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author | Ingo Molnar <mingo@elte.hu> | 2008-10-12 12:35:23 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-10-12 12:37:32 +0200 |
commit | 365d46dc9be9b3c833990a06f3994b1987eda578 (patch) | |
tree | 9397d1304144a288411f2118707f44ff5e862fa6 /arch/mips/include/asm/mach-jazz/dma-coherence.h | |
parent | xen: do not reserve 2 pages of padding between hypervisor and fixmap. (diff) | |
parent | Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tyt... (diff) | |
download | linux-365d46dc9be9b3c833990a06f3994b1987eda578.tar.xz linux-365d46dc9be9b3c833990a06f3994b1987eda578.zip |
Merge branch 'linus' into x86/xen
Conflicts:
arch/x86/kernel/cpu/common.c
arch/x86/kernel/process_64.c
arch/x86/xen/enlighten.c
Diffstat (limited to 'arch/mips/include/asm/mach-jazz/dma-coherence.h')
-rw-r--r-- | arch/mips/include/asm/mach-jazz/dma-coherence.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-jazz/dma-coherence.h b/arch/mips/include/asm/mach-jazz/dma-coherence.h new file mode 100644 index 000000000000..d66979a124a8 --- /dev/null +++ b/arch/mips/include/asm/mach-jazz/dma-coherence.h @@ -0,0 +1,40 @@ +/* + * 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> + */ +#ifndef __ASM_MACH_JAZZ_DMA_COHERENCE_H +#define __ASM_MACH_JAZZ_DMA_COHERENCE_H + +#include <asm/jazzdma.h> + +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 */ |