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MdeModulePkg: Solve boot hang Xhci driver when use USB DVD with empty disk 

Signed-off-by: likun su <sulikun@loongson.cn>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
Reviewed-by: lichao <lichao@loongson.cn>
Acked-by: Hao A Wu <hao.a.wu@intel.com>
This commit is contained in:
likun su 2023-08-03 19:08:27 +08:00 committed by mergify[bot]
parent ef05145136
commit 01ad4134c3
1 changed files with 5 additions and 2 deletions
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7
MdeModulePkg/Bus/Pci/XhciDxe/XhciSched.c
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@ -171,7 +171,6 @@ XhcCreateUrb (
Urb->Context = Context; Urb->Context = Context;
Status = XhcCreateTransferTrb (Xhc, Urb); Status = XhcCreateTransferTrb (Xhc, Urb);
ASSERT_EFI_ERROR (Status);
if (EFI_ERROR (Status)) { if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "XhcCreateUrb: XhcCreateTransferTrb Failed, Status = %r\n", Status)); DEBUG ((DEBUG_ERROR, "XhcCreateUrb: XhcCreateTransferTrb Failed, Status = %r\n", Status));
FreePool (Urb); FreePool (Urb);
@ -247,7 +246,11 @@ XhcCreateTransferTrb (
Dci = XhcEndpointToDci (Urb->Ep.EpAddr, (UINT8)(Urb->Ep.Direction)); Dci = XhcEndpointToDci (Urb->Ep.EpAddr, (UINT8)(Urb->Ep.Direction));
ASSERT (Dci < 32); ASSERT (Dci < 32);
EPRing = (TRANSFER_RING *)(UINTN)Xhc->UsbDevContext[SlotId].EndpointTransferRing[Dci-1]; EPRing = (TRANSFER_RING *)(UINTN)Xhc->UsbDevContext[SlotId].EndpointTransferRing[Dci-1];
if (EPRing == NULL) {
return EFI_OUT_OF_RESOURCES;
}
Urb->Ring = EPRing; Urb->Ring = EPRing;
OutputContext = Xhc->UsbDevContext[SlotId].OutputContext; OutputContext = Xhc->UsbDevContext[SlotId].OutputContext;
if (Xhc->HcCParams.Data.Csz == 0) { if (Xhc->HcCParams.Data.Csz == 0) {