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authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2015-01-27 14:58:53 +0100
committerVinod Koul <vinod.koul@intel.com>2015-02-16 05:03:33 +0100
commit6a634808e315a148dfe8db925215cbaaa3ea1831 (patch)
treecb2a3688e7b0500b389c85ff9765b9f987814086 /Documentation/padata.txt
parentdmaengine: rcar-dmac: Fix oops due to unintialized list in error ISR (diff)
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dmaengine: rcar-dmac: Allocate hardware descriptors with DMAC device
When wired to an IOMMU to access data, the DMAC accesses the hardware descriptors through the IOMMU as well. We're using the DMA mapping API to allocate the descriptors, but with a NULL device at the moment, which prevents IOMMU mappings from being created. Fix this by passing the DMAC device instead. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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