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MdeModulePkg/XhciDxe: Event Ring traverse algorithm enhancement to avoid that those completed async transfer events don't get handled in time and are flushed by newer coming events.

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Signed-off-by: erictian
Reviewed-by: li-elvin


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13145 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
erictian
2012-03-27 12:07:38 +00:00
parent ecc722ad41
commit a50f7c4c09
7 changed files with 2346 additions and 2287 deletions
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8
MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c
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@@ -2,7 +2,7 @@
Unified interface for RootHub and Hub.
Copyright (c) 2007 - 2009, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2007 - 2012, 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
@@ -844,12 +844,6 @@ UsbHubGetPortStatus (
Status = UsbHubCtrlGetPortStatus (HubIf->Device, Port, PortState);
//
// Mark the USB_PORT_STAT_SUPER_SPEED bit if SuperSpeed
//
if (HubIf->Device->Speed == EFI_USB_SPEED_SUPER) {
PortState->PortStatus |= USB_PORT_STAT_SUPER_SPEED;
}
return Status;
}