Messages in this thread | | | From | Marek Szyprowski <> | Subject | RE: [PATCH v3 1/4] ARM: dma-mapping: define ARCH_HAS_DMA_MMAP_COHERENT | Date | Tue, 07 Aug 2012 17:22:02 +0200 |
| |
Hi Hideki,
On Monday, August 06, 2012 11:55 AM Hideki EIRAKU wrote:
> ARCH_HAS_DMA_MMAP_COHERENT indicates that there is dma_mmap_coherent() API > in this architecture. The name is already defined in PowerPC. > > Signed-off-by: Hideki EIRAKU <hdk@igel.co.jp> > --- > arch/arm/include/asm/dma-mapping.h | 1 + > 1 files changed, 1 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h > index bbef15d..f41cd30 100644 > --- a/arch/arm/include/asm/dma-mapping.h > +++ b/arch/arm/include/asm/dma-mapping.h > @@ -187,6 +187,7 @@ extern int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, > struct dma_attrs *attrs); > > #define dma_mmap_coherent(d, v, c, h, s) dma_mmap_attrs(d, v, c, h, s, NULL) > +#define ARCH_HAS_DMA_MMAP_COHERENT > > static inline int dma_mmap_attrs(struct device *dev, struct vm_area_struct *vma, > void *cpu_addr, dma_addr_t dma_addr, > -- > 1.7.0.4
I will take this patch to my dma-mapping kernel tree, to the fixes branch.
Best regards -- Marek Szyprowski Samsung Poland R&D Center
| |