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MdeModulePkg/Usb: Fix wrong condition judgment to support usb3.1 dev

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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>
This commit is contained in:
Feng Tian
2016-04-08 13:43:49 +08:00
parent 18b50d66d3
commit b9953b6506
4 changed files with 8 additions and 8 deletions
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4
MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
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@@ -2,7 +2,7 @@
Manage Usb Descriptor List
Copyright (c) 2007 - 2013, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2007 - 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
@@ -539,7 +539,7 @@ UsbGetMaxPacketSize0 (
Status = UsbCtrlGetDesc (UsbDev, USB_DESC_TYPE_DEVICE, 0, 0, &DevDesc, 8);
if (!EFI_ERROR (Status)) {
if ((DevDesc.BcdUSB == 0x0300) && (DevDesc.MaxPacketSize0 == 9)) {
if ((DevDesc.BcdUSB >= 0x0300) && (DevDesc.MaxPacketSize0 == 9)) {
UsbDev->MaxPacket0 = 1 << 9;
return EFI_SUCCESS;
}