]> git.baikalelectronics.ru Git - kernel.git/commit
dma: Provide simple noop dma ops
authorChristian Borntraeger <borntraeger@de.ibm.com>
Wed, 3 Feb 2016 05:46:32 +0000 (21:46 -0800)
committerMichael S. Tsirkin <mst@redhat.com>
Wed, 2 Mar 2016 15:01:55 +0000 (17:01 +0200)
commit6d4fae7fe9a6ee4aef25b5617422f6aad66a3bbd
tree22edc03944c201629c6fd2c77805b014c05f9fbc
parentd1be81eecbfb640d92ff8019ab619af359074f34
dma: Provide simple noop dma ops

We are going to require dma_ops for several common drivers, even for
systems that do have an identity mapping. Lets provide some minimal
no-op dma_ops that can be used for that purpose.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
include/linux/dma-mapping.h
lib/Makefile
lib/dma-noop.c [new file with mode: 0644]