Messages in this thread Patch in this message | | | From | James Hogan <> | Subject | [PATCH 1/5] metag: Provide dma_get_sgtable() | Date | Tue, 26 Feb 2013 11:03:58 +0000 |
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metag/allmodconfig:
drivers/media/v4l2-core/videobuf2-dma-contig.c: In function 'vb2_dc_get_base_sgt': drivers/media/v4l2-core/videobuf2-dma-contig.c:387: error: implicit declaration of function 'dma_get_sgtable'
For architectures using dma_map_ops, dma_get_sgtable() is provided in <asm-generic/dma-mapping-common.h>.
Metag does not use dma_map_ops yet, hence it should implement it as an inline stub using dma_common_get_sgtable().
Signed-off-by: James Hogan <james.hogan@imgtec.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Marek Szyprowski <m.szyprowski@samsung.com> --- arch/metag/include/asm/dma-mapping.h | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/arch/metag/include/asm/dma-mapping.h b/arch/metag/include/asm/dma-mapping.h index b5f80a6..14b23ef 100644 --- a/arch/metag/include/asm/dma-mapping.h +++ b/arch/metag/include/asm/dma-mapping.h @@ -180,4 +180,11 @@ dma_cache_sync(struct device *dev, void *vaddr, size_t size, { } +/* drivers/base/dma-mapping.c */ +extern int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt, + void *cpu_addr, dma_addr_t dma_addr, + size_t size); + +#define dma_get_sgtable(d, t, v, h, s) dma_common_get_sgtable(d, t, v, h, s) + #endif -- 1.8.1.2
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