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-rw-r--r--MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.c26
1 files changed, 24 insertions, 2 deletions
diff --git a/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.c b/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.c
index 4f83a92a36..a173504cdf 100644
--- a/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.c
+++ b/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.c
@@ -683,6 +683,7 @@ NvmeCreateIoCompletionQueue (
EFI_STATUS Status;
NVME_ADMIN_CRIOCQ CrIoCq;
UINT32 Index;
+ UINT16 QueueSize;
Status = EFI_SUCCESS;
@@ -701,8 +702,18 @@ NvmeCreateIoCompletionQueue (
CommandPacket.CommandTimeout = NVME_GENERIC_TIMEOUT;
CommandPacket.QueueType = NVME_ADMIN_QUEUE;
+ if (Index == 1) {
+ QueueSize = NVME_CCQ_SIZE;
+ } else {
+ if (Private->Cap.Mqes > NVME_ASYNC_CCQ_SIZE) {
+ QueueSize = NVME_ASYNC_CCQ_SIZE;
+ } else {
+ QueueSize = Private->Cap.Mqes;
+ }
+ }
+
CrIoCq.Qid = Index;
- CrIoCq.Qsize = (Index == 1) ? NVME_CCQ_SIZE : NVME_ASYNC_CCQ_SIZE;
+ CrIoCq.Qsize = QueueSize;
CrIoCq.Pc = 1;
CopyMem (&CommandPacket.NvmeCmd->Cdw10, &CrIoCq, sizeof (NVME_ADMIN_CRIOCQ));
CommandPacket.NvmeCmd->Flags = CDW10_VALID | CDW11_VALID;
@@ -741,6 +752,7 @@ NvmeCreateIoSubmissionQueue (
EFI_STATUS Status;
NVME_ADMIN_CRIOSQ CrIoSq;
UINT32 Index;
+ UINT16 QueueSize;
Status = EFI_SUCCESS;
@@ -759,8 +771,18 @@ NvmeCreateIoSubmissionQueue (
CommandPacket.CommandTimeout = NVME_GENERIC_TIMEOUT;
CommandPacket.QueueType = NVME_ADMIN_QUEUE;
+ if (Index == 1) {
+ QueueSize = NVME_CSQ_SIZE;
+ } else {
+ if (Private->Cap.Mqes > NVME_ASYNC_CSQ_SIZE) {
+ QueueSize = NVME_ASYNC_CSQ_SIZE;
+ } else {
+ QueueSize = Private->Cap.Mqes;
+ }
+ }
+
CrIoSq.Qid = Index;
- CrIoSq.Qsize = (Index == 1) ? NVME_CSQ_SIZE : NVME_ASYNC_CSQ_SIZE;
+ CrIoSq.Qsize = QueueSize;
CrIoSq.Pc = 1;
CrIoSq.Cqid = Index;
CrIoSq.Qprio = 0;