[PATCH v8 16/16] OvmfPkg: update PciHostBridgeDxe to use PlatformHasIoMmuLib

[Brijesh Singh <brijesh.singh@amd.com>]

This patch enables PciHostBridgeDxe driver to use Platform IoMMU detection
library to ensure that PciHostBridgeDxe is run after platform IoMmuDxe
driver has checked whether platform need to install IOMMU protocol provider.

Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Suggested-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
---
 OvmfPkg/OvmfPkgIa32.dsc    | 1 +
 OvmfPkg/OvmfPkgIa32X64.dsc | 1 +
 OvmfPkg/OvmfPkgX64.dsc     | 1 +
 3 files changed, 3 insertions(+)

diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index e6807dd64b5b..5a14325f7322 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -627,6 +627,7 @@ [Components]
   MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf {
     <LibraryClasses>
       PciHostBridgeLib|OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf
+      NULL|OvmfPkg/Library/PlatformHasIoMmuLib/PlatformHasIoMmuLib.inf
   }
   MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
     <LibraryClasses>
diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc
index 353dc08767ae..2f17a70db8df 100644
--- a/OvmfPkg/OvmfPkgIa32X64.dsc
+++ b/OvmfPkg/OvmfPkgIa32X64.dsc
@@ -636,6 +636,7 @@ [Components.X64]
   MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf {
     <LibraryClasses>
       PciHostBridgeLib|OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf
+      NULL|OvmfPkg/Library/PlatformHasIoMmuLib/PlatformHasIoMmuLib.inf
   }
   MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
     <LibraryClasses>
diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc
index 267f73f71512..c0bd5d0ea644 100644
--- a/OvmfPkg/OvmfPkgX64.dsc
+++ b/OvmfPkg/OvmfPkgX64.dsc
@@ -634,6 +634,7 @@ [Components]
   MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf {
     <LibraryClasses>
       PciHostBridgeLib|OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf
+      NULL|OvmfPkg/Library/PlatformHasIoMmuLib/PlatformHasIoMmuLib.inf
   }
   MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
     <LibraryClasses>
-- 
2.7.4