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(parent: c320b97) | patch
PCI: Add support for PASID capability
authorJoerg Roedel <joerg.roedel@amd.com>
Tue, 27 Sep 2011 13:57:16 +0000 (15:57 +0200)
committerJesse Barnes <jbarnes@virtuousgeek.org>
Fri, 14 Oct 2011 16:05:35 +0000 (09:05 -0700)
commit086ac11f6435c9dc2fe5025fc8ea3a1dbca273d6
tree29e9445f029b73bac174900cb68d5e1fd2748ceftree | snapshot
parentc320b976d7837c561ce4aa49dfe0a64f0e527ce4commit | diff
PCI: Add support for PASID capability

Devices supporting Process Address Space Identifiers
(PASIDs) can use an IOMMU to access multiple IO address
spaces at the same time. A PCIe device indicates support for
this feature by implementing the PASID capability. This
patch adds support for the capability to the Linux kernel.

Reviewed-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
drivers/pci/Kconfig diff | blob | history
drivers/pci/ats.c diff | blob | history
include/linux/pci-ats.h diff | blob | history
include/linux/pci_regs.h diff | blob | history
Domain: System / Kernel;