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MdeModulePkg/NvmExpressDxe: roll back redundant change in r17286 

The initialization of Cc.Iosqes and Cc.Iocqes should not be removed
before any I/O operation as it would impact Qemu-NVMe functionality

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <feng.tian@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17559 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Feng Tian 2015-06-04 06:57:18 +00:00 committed by erictian
parent 7dd62c4e8b
commit 166801d279
1 changed files with 4 additions and 2 deletions
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6
MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.c
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@ -513,9 +513,11 @@ NvmeEnableController (
// CC.AMS, CC.MPS and CC.CSS are all set to 0.
//
ZeroMem (&Cc, sizeof (NVME_CC));
Cc.En = 1;
Status = WriteNvmeControllerConfiguration (Private, &Cc);
Cc.En = 1;
Cc.Iosqes = 6;
Cc.Iocqes = 4;
Status = WriteNvmeControllerConfiguration (Private, &Cc);
if (EFI_ERROR(Status)) {
return Status;
}