Messages in this thread | | | Date | Wed, 27 Feb 2013 08:09:19 +0100 | From | Marek Szyprowski <> | Subject | Re: [PATCH 1/5] metag: Provide dma_get_sgtable() |
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Hello,
On 2/26/2013 12:03 PM, James Hogan wrote: > 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>
Acked-by: 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
Best regards -- Marek Szyprowski Samsung Poland R&D Center
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