Hi Laurent, From: Laurent Pinchart <laurent.pinch...@ideasonboard.com> Subject: Re: [PATCH v4] fbdev: sh_mobile_lcdc: use dma_mmap_coherent Date: Thu, 16 Aug 2012 14:16:32 +0200
> Hi Eiraku-san, > > On Thursday 16 August 2012 19:13:20 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. >> >> Signed-off-by: Hideki EIRAKU <h...@igel.co.jp> > > Acked-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com> > > I will push the patch to v3.7 through my tree. I'd like to use this patch to test IOMMU implementation of Renesas IPMMU. But I could not find it in v3.7-rc8. Could you please tell me if this has already been merged somewhere or not? -- Hideki EIRAKU <h...@igel.co.jp> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
