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[MIPS] Make dma_map_sg handle sg elements which are longer than one page 

Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Thomas Bogendoerfer 2007-05-18 14:32:36 +02:00 committed by Ralf Baechle
parent 1fe5f2c450
commit fbd5604d56
1 changed files with 3 additions and 2 deletions
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5
arch/mips/mm/dma-default.c
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@ -168,8 +168,9 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
addr = (unsigned long) page_address(sg->page);
if (!plat_device_is_coherent(dev) && addr)
__dma_sync(addr + sg->offset, sg->length, direction);
sg->dma_address = plat_map_dma_mem_page(dev, sg->page) +
sg->offset;
sg->dma_address = plat_map_dma_mem(dev,
(void *)(addr + sg->offset),
sg->length);
}
return nents;