iommu/amd: Add support for higher 64-bit IOMMU Control Register
authorSuravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Wed, 27 Jun 2018 15:31:21 +0000 (10:31 -0500)
committerJoerg Roedel <jroedel@suse.de>
Fri, 6 Jul 2018 12:43:47 +0000 (14:43 +0200)
commite881dbd5d4a6950c9e2e7623c79d9578949365c9
tree2f982d5a109235aca725a75667a42a1888fb1e86
parent818b7587b4d34e989ea6c042eeb8d50ffa5be13e
iommu/amd: Add support for higher 64-bit IOMMU Control Register

Currently, the driver only supports lower 32-bit of IOMMU Control register.
However, newer AMD IOMMU specification has extended this register
to 64-bit. Therefore, replace the accessing API with the 64-bit version.

Cc: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/amd_iommu_init.c