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PCI: vmd: Add bus 224-255 restriction decode
authorJon Derrick <jonathan.derrick@intel.com>
Tue, 12 Nov 2019 12:47:52 +0000 (05:47 -0700)
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Wed, 20 Nov 2019 16:29:59 +0000 (16:29 +0000)
commit08bcdd22ecdb01dd60d9284a55f8220a8a40150e
tree211484fb2b6e2385a8e8ff3f84e8e7fdca3c5175tree | snapshot
parent54ecb8f7028c5eb3d740bb82b0f1d90f2df63c5ccommit | diff
PCI: vmd: Add bus 224-255 restriction decode

VMD bus restrictions are required when IO fabric is multiplexed such
that VMD cannot use the entire bus range. This patch adds another bus
restriction decode bit that can be set by firmware to restrict the VMD
bus range to between 224-255.

Signed-off-by: Jon Derrick <jonathan.derrick@intel.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
drivers/pci/controller/vmd.c diff | blob | history
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