OvmfPkg/VirtioPciDeviceDxe: supply missing BUS_MASTER attribute

[mirror_edk2.git] / OvmfPkg / VirtioPciDeviceDxe / VirtioPciDevice.c

diff --git a/OvmfPkg/VirtioPciDeviceDxe/VirtioPciDevice.c b/OvmfPkg/VirtioPciDeviceDxe/VirtioPciDevice.c
index 2647bd39189bad481cce92cb9782e287cb84c2b1..8aae58e8b482e8c735c9020c7c14387bf226cf93 100644 (file)
--- a/OvmfPkg/VirtioPciDeviceDxe/VirtioPciDevice.c
+++ b/OvmfPkg/VirtioPciDeviceDxe/VirtioPciDevice.c
@@ -3,7 +3,7 @@
   This driver produces Virtio Device Protocol instances for Virtio PCI devices.\r
 \r
   Copyright (C) 2012, Red Hat, Inc.\r
-  Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2012 - 2016, Intel Corporation. All rights reserved.<BR>\r
   Copyright (C) 2013, ARM Ltd.\r
 \r
   This program and the accompanying materials are licensed and made available\r
@@ -30,7 +30,6 @@ STATIC VIRTIO_DEVICE_PROTOCOL mDeviceProtocolTemplate = {
   0,                                    // SubSystemDeviceId\r
   VirtioPciGetDeviceFeatures,           // GetDeviceFeatures\r
   VirtioPciSetGuestFeatures,            // SetGuestFeatures\r
-  VirtioPciGetQueueAddress,             // GetQueueAddress\r
   VirtioPciSetQueueAddress,             // SetQueueAddress\r
   VirtioPciSetQueueSel,                 // SetQueueSel\r
   VirtioPciSetQueueNotify,              // SetQueueNotify\r
@@ -394,7 +393,7 @@ VirtioPciUninit (
 \r
   After we've pronounced support for a specific device in\r
   DriverBindingSupported(), we start managing said device (passed in by the\r
-  Driver Exeuction Environment) with the following service.\r
+  Driver Execution Environment) with the following service.\r
 \r
   See DriverBindingSupported() for specification references.\r
 \r
@@ -459,9 +458,13 @@ VirtioPciDeviceBindingStart (
     goto ClosePciIo;\r
   }\r
 \r
-  Status = Device->PciIo->Attributes (Device->PciIo,\r
-                         EfiPciIoAttributeOperationEnable,\r
-                         EFI_PCI_IO_ATTRIBUTE_IO, NULL);\r
+  Status = Device->PciIo->Attributes (\r
+                            Device->PciIo,\r
+                            EfiPciIoAttributeOperationEnable,\r
+                            (EFI_PCI_IO_ATTRIBUTE_IO |\r
+                             EFI_PCI_IO_ATTRIBUTE_BUS_MASTER),\r
+                            NULL\r
+                            );\r
   if (EFI_ERROR (Status)) {\r
     goto ClosePciIo;\r
   }\r