x86/PCI: VMD: Document code for maintainability
authorKeith Busch <keith.busch@intel.com>
Wed, 2 Mar 2016 22:31:03 +0000 (15:31 -0700)
committerBjorn Helgaas <bhelgaas@google.com>
Thu, 10 Mar 2016 20:52:13 +0000 (14:52 -0600)
commit83cc54a608b66d3fffa7355503263d20f491bb44
treedad3fe08459f1f0f0402e982f41b34f9b36f38cd
parent92e963f50fc74041b5e9e744c330dca48e04f08d
x86/PCI: VMD: Document code for maintainability

Comment the less obvious portion of the code for setting up memory windows,
and the platform dependency for initializing the h/w with appropriate
resources.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
arch/x86/pci/vmd.c