Messages in this thread | | | From | Laurent Pinchart <> | Subject | Re: [PATCH v4] fbdev: sh_mobile_lcdc: use dma_mmap_coherent | Date | Mon, 10 Dec 2012 23:54:45 +0100 |
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Hi Eiraku-san,
On Monday 10 December 2012 19:31:25 Hideki EIRAKU wrote: > On Thu, 16 Aug 2012 14:16:32 +0200 Laurent Pinchart wrote: > > 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 <hdk@igel.co.jp> > > > > Acked-by: Laurent Pinchart <laurent.pinchart@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?
I'm afraid the patch got delayed to v3.8, sorry about that. I've sent a pull request for v3.8, the patch is currently in linux-next (bf10a53765b4435a5349a92a5a51753902ed86f1) and will be merged during the next merge window (which should open in the very near future).
-- Regards,
Laurent Pinchart
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