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Update XHCI driver to use PCI IO AllocateBuffer/Map/Unmap to do DMA operation.

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Signed-off-by: Elvin Li <elvin.li@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14546 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Elvin Li
2013-08-12 08:51:55 +00:00
committed by li-elvin
parent eb290d0257
commit 1847ed0bfd
7 changed files with 1358 additions and 124 deletions
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18
MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c
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@@ -907,6 +907,17 @@ XhcControlTransfer (
goto FREE_URB;
}
Xhc->PciIo->Flush (Xhc->PciIo);
if (Urb->DataMap != NULL) {
Status = Xhc->PciIo->Unmap (Xhc->PciIo, Urb->DataMap);
ASSERT_EFI_ERROR (Status);
if (EFI_ERROR (Status)) {
Status = EFI_DEVICE_ERROR;
goto FREE_URB;
}
}
//
// Hook Get_Descriptor request from UsbBus as we need evaluate context and configure endpoint.
// Hook Get_Status request form UsbBus as we need trace device attach/detach event happened at hub.
@@ -1185,7 +1196,8 @@ XhcBulkTransfer (
Status = EFI_DEVICE_ERROR;
}
FreePool (Urb);
Xhc->PciIo->Flush (Xhc->PciIo);
XhcFreeUrb (Xhc, Urb);
ON_EXIT:
@@ -1351,6 +1363,7 @@ XhcAsyncInterruptTransfer (
Status = RingIntTransferDoorBell (Xhc, Urb);
ON_EXIT:
Xhc->PciIo->Flush (Xhc->PciIo);
gBS->RestoreTPL (OldTpl);
return Status;
@@ -1482,7 +1495,8 @@ XhcSyncInterruptTransfer (
Status = EFI_DEVICE_ERROR;
}
FreePool (Urb);
Xhc->PciIo->Flush (Xhc->PciIo);
XhcFreeUrb (Xhc, Urb);
ON_EXIT:
if (EFI_ERROR (Status)) {