diff options
Diffstat (limited to 'MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.c')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.c b/MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.c index 7c5261cca2..b5840a959f 100644 --- a/MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.c +++ b/MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.c @@ -2,7 +2,7 @@ Routine procedures for memory allocate/free.
-Copyright (c) 2013 - 2016, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2013 - 2018, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -598,23 +598,23 @@ UsbHcFreeMem ( return ;
}
-/**
+/**
Allocates pages at a specified alignment that are suitable for an EfiPciIoOperationBusMasterCommonBuffer mapping.
-
+
If Alignment is not a power of two and Alignment is not zero, then ASSERT().
@param PciIo The PciIo that can be used to access the host controller.
@param Pages The number of pages to allocate.
@param Alignment The requested alignment of the allocation. Must be a power of two.
@param HostAddress The system memory address to map to the PCI controller.
- @param DeviceAddress The resulting map address for the bus master PCI controller to
+ @param DeviceAddress The resulting map address for the bus master PCI controller to
use to access the hosts HostAddress.
@param Mapping A resulting value to pass to Unmap().
@retval EFI_SUCCESS Success to allocate aligned pages.
@retval EFI_INVALID_PARAMETER Pages or Alignment is not valid.
@retval EFI_OUT_OF_RESOURCES Do not have enough resources to allocate memory.
-
+
**/
EFI_STATUS
@@ -639,11 +639,11 @@ UsbHcAllocateAlignedPages ( // Alignment must be a power of two or zero.
//
ASSERT ((Alignment & (Alignment - 1)) == 0);
-
+
if ((Alignment & (Alignment - 1)) != 0) {
return EFI_INVALID_PARAMETER;
}
-
+
if (Pages == 0) {
return EFI_INVALID_PARAMETER;
}
@@ -657,7 +657,7 @@ UsbHcAllocateAlignedPages ( // Make sure that Pages plus EFI_SIZE_TO_PAGES (Alignment) does not overflow.
//
ASSERT (RealPages > Pages);
-
+
Status = PciIo->AllocateBuffer (
PciIo,
AllocateAnyPages,
@@ -665,7 +665,7 @@ UsbHcAllocateAlignedPages ( Pages,
&Memory,
0
- );
+ );
if (EFI_ERROR (Status)) {
return EFI_OUT_OF_RESOURCES;
}
@@ -719,7 +719,7 @@ UsbHcAllocateAlignedPages ( Status = PciIo->FreeBuffer (PciIo, Pages, (VOID *) AlignedMemory);
return EFI_OUT_OF_RESOURCES;
}
-
+
*HostAddress = (VOID *) AlignedMemory;
return EFI_SUCCESS;
@@ -727,7 +727,7 @@ UsbHcAllocateAlignedPages ( /**
Frees memory that was allocated with UsbHcAllocateAlignedPages().
-
+
@param PciIo The PciIo that can be used to access the host controller.
@param HostAddress The system memory address to map to the PCI controller.
@param Pages The number of 4 KB pages to free.
@@ -743,9 +743,9 @@ UsbHcFreeAlignedPages ( )
{
EFI_STATUS Status;
-
+
ASSERT (Pages != 0);
-
+
Status = PciIo->Unmap (PciIo, Mapping);
ASSERT_EFI_ERROR (Status);
@@ -753,6 +753,6 @@ UsbHcFreeAlignedPages ( PciIo,
Pages,
HostAddress
- );
+ );
ASSERT_EFI_ERROR (Status);
}
|