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author | Joerg Roedel <jroedel@suse.de> | 2015-05-28 18:41:35 +0200 |
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committer | Joerg Roedel <jroedel@suse.de> | 2015-06-09 08:55:24 +0200 |
commit | 6827ca83695d5e41ad31b0719788ee65f00ca4b3 (patch) | |
tree | b0e50628d3130c15a507eb4a28ee4498164c6542 /drivers/iommu/iommu.c | |
parent | beed2821b4f42c268222c4c1f1795e53340acf64 (diff) | |
download | blackbird-op-linux-6827ca83695d5e41ad31b0719788ee65f00ca4b3.tar.gz blackbird-op-linux-6827ca83695d5e41ad31b0719788ee65f00ca4b3.zip |
iommu: Add function to query the default domain of a group
This will be used to handle unity mappings in the iommu
drivers.
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/iommu.c')
-rw-r--r-- | drivers/iommu/iommu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index ffad1eaf450d..224c6dd2d249 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -837,6 +837,11 @@ struct iommu_group *iommu_group_get_for_dev(struct device *dev) return group; } +struct iommu_domain *iommu_group_default_domain(struct iommu_group *group) +{ + return group->default_domain; +} + static int add_iommu_group(struct device *dev, void *data) { struct iommu_callback_data *cb = data; |