diff options
| author | Feng Tian <feng.tian@intel.com> | 2016-04-08 13:43:49 +0800 |
|---|---|---|
| committer | Feng Tian <feng.tian@intel.com> | 2016-04-21 15:53:14 +0800 |
| commit | b9953b65062015054821aaa631498b8fbd32e781 (patch) | |
| tree | 9e2757f264fbb72d3ed55abb5c66df5e5e66435d /MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c | |
| parent | 18b50d66d3fc2bd03ebb698f5bfb1a1743dfbe91 (diff) | |
| download | edk2-platforms-b9953b65062015054821aaa631498b8fbd32e781.tar.xz | |
MdeModulePkg/Usb: Fix wrong condition judgment to support usb3.1 dev
The bcdUSB value of usb3.1 is 0x0310, we update the condition judgment
to get correct max packet size for usb3.1 dev.
Cc: Star Zeng <star.zeng@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
Diffstat (limited to 'MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c b/MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c index 39c28ab7d8..4798bea860 100644 --- a/MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c +++ b/MdeModulePkg/Bus/Pci/XhciDxe/Xhci.c @@ -1,7 +1,7 @@ /** @file
The XHCI controller driver.
-Copyright (c) 2011 - 2015, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2011 - 2016, 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
@@ -955,7 +955,7 @@ XhcControlTransfer ( // Store a copy of device scriptor as hub device need this info to configure endpoint.
//
CopyMem (&Xhc->UsbDevContext[SlotId].DevDesc, Data, *DataLength);
- if (Xhc->UsbDevContext[SlotId].DevDesc.BcdUSB == 0x0300) {
+ if (Xhc->UsbDevContext[SlotId].DevDesc.BcdUSB >= 0x0300) {
//
// If it's a usb3.0 device, then its max packet size is a 2^n.
//
|