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iommu: Introduce direct mapped region handling
authorJoerg Roedel <jroedel@suse.de>
Thu, 28 May 2015 16:41:33 +0000 (18:41 +0200)
committerJoerg Roedel <jroedel@suse.de>
Tue, 9 Jun 2015 06:55:23 +0000 (08:55 +0200)
commita1015c2b99b94cf521603b41debf167114031456
tree9d088f6fd69a45acd0d5c40031845561f6d06064tree | snapshot (tar.gz zip)
parent2c1296d92ac0367364bcb73a43c12a0bdfbfee75commit | diff
iommu: Introduce direct mapped region handling

Add two new functions to the IOMMU-API to allow the IOMMU
drivers to export the requirements for direct mapped regions
per device.
This is useful for exporting the information in Intel VT-d's
RMRR entries or AMD-Vi's unity mappings.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/iommu.c diff | blob | blame | history
include/linux/iommu.h diff | blob | blame | history