git.baikalelectronics.ru Git - kernel.git/commit

]> git.baikalelectronics.ru Git - kernel.git/commit

author	Christoph Hellwig <hch@lst.de>
	Wed, 13 Feb 2019 07:01:05 +0000 (08:01 +0100)
committer	Michael Ellerman <mpe@ellerman.id.au>
	Mon, 18 Feb 2019 11:41:02 +0000 (22:41 +1100)
commit	069a5b89854a6f8f42c08c94d5531b9ca1d62bdb
tree	79af57e1b85923c38b42c490fcc7b9c21cb32728	tree \| snapshot
parent	1c39141babe51a7b4ba331c866070043dcd4ac2f	commit \| diff

powerpc/dma: handle iommu bypass in dma_iommu_ops

Add a new iommu_bypass flag to struct dev_archdata so that the dma_iommu
implementation can handle the direct mapping transparently instead of
switiching ops around. Setting of this flag is controlled by new
pci_controller_ops method.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Christian Zigotzky <chzigotzky@xenosoft.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

Linux Kernel Source Tree.

RSS Atom

arch/powerpc/include/asm/device.h		diff \| blob \| history
arch/powerpc/include/asm/dma-mapping.h		diff \| blob \| history
arch/powerpc/include/asm/pci-bridge.h		diff \| blob \| history
arch/powerpc/kernel/dma-iommu.c		diff \| blob \| history
arch/powerpc/kernel/dma.c		diff \| blob \| history