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.ho...@imgtec.com>
Cc: Geert Uytterhoeven <ge...@linux-m68k.org>
Cc: Marek Szyprowski <m.szyprow...@samsung.com>
Acked-by: Marek Szyprowski <m.szyprow...@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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