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    Subject[PATCH -mm 4/5] arm: use asm-generic/scatterlist.h
    Date
    Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
    Cc: Russell King <linux@arm.linux.org.uk>
    ---
    arch/arm/include/asm/scatterlist.h | 20 ++------------------
    1 files changed, 2 insertions(+), 18 deletions(-)

    diff --git a/arch/arm/include/asm/scatterlist.h b/arch/arm/include/asm/scatterlist.h
    index ca0a37d..bcda59f 100644
    --- a/arch/arm/include/asm/scatterlist.h
    +++ b/arch/arm/include/asm/scatterlist.h
    @@ -4,24 +4,8 @@
    #include <asm/memory.h>
    #include <asm/types.h>

    -struct scatterlist {
    -#ifdef CONFIG_DEBUG_SG
    - unsigned long sg_magic;
    -#endif
    - unsigned long page_link;
    - unsigned int offset; /* buffer offset */
    - dma_addr_t dma_address; /* dma address */
    - unsigned int length; /* length */
    -};
    +#include <asm-generic/scatterlist.h>

    -/*
    - * These macros should be used after a pci_map_sg call has been done
    - * to get bus addresses of each of the SG entries and their lengths.
    - * You should only work with the number of sg entries pci_map_sg
    - * returns, or alternatively stop on the first sg_dma_len(sg) which
    - * is 0.
    - */
    -#define sg_dma_address(sg) ((sg)->dma_address)
    -#define sg_dma_len(sg) ((sg)->length)
    +#undef ARCH_HAS_SG_CHAIN

    #endif /* _ASMARM_SCATTERLIST_H */
    --
    1.7.0


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