Hello, On Wednesday, March 28, 2012 4:23 AM Guan Xuetao wrote: > On 03/27/2012 09:42 PM, Marek Szyprowski wrote: > > diff --git a/arch/unicore32/mm/dma-swiotlb.c b/arch/unicore32/mm/dma-swiotlb.c > > index bfa9fbb..4cf5f0c 100644 > > --- a/arch/unicore32/mm/dma-swiotlb.c > > +++ b/arch/unicore32/mm/dma-swiotlb.c > > @@ -17,9 +17,23 @@ > > > > #include<asm/dma.h> > > > > +static void *unicore_swiotlb_alloc_coherent(struct device *dev, size_t size, > > + dma_addr_t *dma_handle, gfp_t flags, > > + struct dma_attrs *attrs) > > +{ > > + return swiotlb_alloc_coherent(dev, size, dma_handle, flags); > > +} > > + > > +static void unicode_swiotlb_free_coherent(struct device *dev, size_t size, > The bit is ok for me. Only a typo here, please change unicode to unicore. Ups, I'm sorry for that typo. I've fixed it on my git tree: http://git.linaro.org/gitweb?p=people/mszyprowski/linux-dma-mapping.git;a=commitdiff;h=bbe43c05b0653 9c09f89e07bcaf61ea0fca8d67f Best regards -- Marek Szyprowski Samsung Poland R&D Center