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SubjectRe: [PATCH v2 4/4] fbdev: sh_mobile_lcdc: use dma_mmap_coherent if available
Date
Hi Eiraku-san,

On Thursday 26 July 2012 20:13:11 Hideki EIRAKU wrote:
> fb_mmap() implemented in fbmem.c uses smem_start as the physical
> address of the frame buffer. In the sh_mobile_lcdc driver, the
> smem_start is a dma_addr_t that is not a physical address when IOMMU is
> enabled. dma_mmap_coherent() maps the address correctly. It is
> available on ARM platforms.
>
> Signed-off-by: Hideki EIRAKU <hdk@igel.co.jp>

Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

--
Regards,

Laurent Pinchart



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