Hi, Sure I agree. That was my original intention and then I forgot to add goto Error.
Thanks, Mateusz > -----Original Message----- > From: Wu, Hao A > Sent: Thursday, August 8, 2019 4:37 AM > To: devel@edk2.groups.io; Albecki, Mateusz <mateusz.albe...@intel.com> > Subject: RE: [edk2-devel] [PATCH 3/4] MdeModulePkg/UfsPassThruDxe: > Refactor private data to use EDKII_UFS_HC_INFO > > Hello Mateusz, > > One inline comment below: > > > > -----Original Message----- > > From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of > > Albecki, Mateusz > > Sent: Thursday, August 08, 2019 12:51 AM > > To: devel@edk2.groups.io > > Cc: Albecki, Mateusz; Wu, Hao A > > Subject: [edk2-devel] [PATCH 3/4] MdeModulePkg/UfsPassThruDxe: > > Refactor private data to use EDKII_UFS_HC_INFO > > > > https://bugzilla.tianocore.org/show_bug.cgi?id=1343 > > > > Private data has been refactored to use EDKII_UFS_HC_INFO structure to > > store host controller capabilities and version information. Getting > > host controller data has been moved into single place and is done > > before host controller enable. > > > > Cc: Hao A Wu <hao.a...@intel.com> > > Signed-off-by: Mateusz Albecki <mateusz.albe...@intel.com> > > --- > > MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c | 8 ++- > > MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h | 15 +++++- > > .../Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c | 57 ++++++++++++++-- > -- > > ---- > > 3 files changed, 57 insertions(+), 23 deletions(-) > > > > diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c > > b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c > > index 1518b251d8..09333c51d6 100644 > > --- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c > > +++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c > > @@ -1,6 +1,6 @@ > > /** @file > > > > - Copyright (c) 2014 - 2018, Intel Corporation. All rights > > reserved.<BR> > > + Copyright (c) 2014 - 2019, Intel Corporation. All rights > > + reserved.<BR> > > SPDX-License-Identifier: BSD-2-Clause-Patent > > > > **/ > > @@ -35,7 +35,7 @@ UFS_PASS_THRU_PRIVATE_DATA > gUfsPassThruTemplate = { > > }, > > 0, // UfsHostController > > 0, // UfsHcBase > > - 0, // Capabilities > > + {0, 0}, // UfsHcInfo > > 0, // TaskTag > > 0, // UtpTrlBase > > 0, // Nutrs > > @@ -865,6 +865,10 @@ UfsPassThruDriverBindingStart ( > > Private->UfsHostController = UfsHc; > > Private->UfsHcBase = UfsHcBase; > > InitializeListHead (&Private->Queue); > > + Status = GetUfsHcInfo (Private); > > + if (EFI_ERROR (Status)) { > > + DEBUG ((DEBUG_ERROR, "Failed to initialize UfsHcInfo\n")); } > > > > I think when the driver fails to read the CAP & VER registers of the UFS HC, > the initialization process should be aborted. > > Do you agree to change the code to: > > Status = GetUfsHcInfo (Private); > if (EFI_ERROR (Status)) { > DEBUG ((DEBUG_ERROR, "Failed to initialize UfsHcInfo\n")); > goto Error; > ^^^^^^^^^^^ > } > > when I push this patch? > > Other than this, the patch is good to me, > Reviewed-by: Hao A Wu <hao.a...@intel.com> > > Best Regards, > Hao Wu > > > > // > > // Initialize UFS Host Controller H/W. > > diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h > > b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h > > index b79be77709..c511aa8c7a 100644 > > --- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h > > +++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h > > @@ -62,7 +62,7 @@ typedef struct _UFS_PASS_THRU_PRIVATE_DATA { > > EFI_UFS_DEVICE_CONFIG_PROTOCOL UfsDevConfig; > > EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHostController; > > UINTN UfsHcBase; > > - UINT32 Capabilities; > > + EDKII_UFS_HC_INFO UfsHcInfo; > > > > UINT8 TaskTag; > > > > @@ -959,6 +959,19 @@ UfsRwUfsAttribute ( > > IN OUT UINT32 *AttrSize > > ); > > > > +/** > > + Initializes UfsHcInfo field in private data. > > + > > + @param[in] Private Pointer to host controller private data. > > + > > + @retval EFI_SUCCESS UfsHcInfo initialized successfully. > > + @retval Others Failed to initalize UfsHcInfo. > > +**/ > > +EFI_STATUS > > +GetUfsHcInfo ( > > + IN UFS_PASS_THRU_PRIVATE_DATA *Private > > + ); > > + > > extern EFI_COMPONENT_NAME_PROTOCOL > > gUfsPassThruComponentName; > > extern EFI_COMPONENT_NAME2_PROTOCOL > > gUfsPassThruComponentName2; > > extern EFI_DRIVER_BINDING_PROTOCOL gUfsPassThruDriverBinding; diff > > --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c > > b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c > > index 6ea27e473c..74be3efc41 100644 > > --- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c > > +++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c > > @@ -731,7 +731,7 @@ UfsFindAvailableSlotInTrl ( > > return Status; > > } > > > > - Nutrs = (UINT8)((Private->Capabilities & UFS_HC_CAP_NUTRS) + 1); > > + Nutrs = (UINT8)((Private->UfsHcInfo.Capabilities & > UFS_HC_CAP_NUTRS) > > + 1); > > > > for (Index = 0; Index < Nutrs; Index++) { > > if ((Data & (BIT0 << Index)) == 0) { @@ -1754,7 +1754,7 @@ > > UfsAllocateAlignCommonBuffer ( > > BOOLEAN Is32BitAddr; > > EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc; > > > > - if ((Private->Capabilities & UFS_HC_CAP_64ADDR) == > > UFS_HC_CAP_64ADDR) { > > + if ((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_64ADDR) == > > UFS_HC_CAP_64ADDR) { > > Is32BitAddr = FALSE; > > } else { > > Is32BitAddr = TRUE; > > @@ -1947,7 +1947,6 @@ UfsInitTaskManagementRequestList ( > > IN UFS_PASS_THRU_PRIVATE_DATA *Private > > ) > > { > > - UINT32 Data; > > UINT8 Nutmrs; > > VOID *CmdDescHost; > > EFI_PHYSICAL_ADDRESS CmdDescPhyAddr; > > @@ -1961,17 +1960,10 @@ UfsInitTaskManagementRequestList ( > > CmdDescMapping = NULL; > > CmdDescPhyAddr = 0; > > > > - Status = UfsMmioRead32 (Private, UFS_HC_CAP_OFFSET, &Data); > > - if (EFI_ERROR (Status)) { > > - return Status; > > - } > > - > > - Private->Capabilities = Data; > > - > > // > > // Allocate and initialize UTP Task Management Request List. > > // > > - Nutmrs = (UINT8) (RShiftU64 ((Private->Capabilities & > > UFS_HC_CAP_NUTMRS), 16) + 1); > > + Nutmrs = (UINT8) (RShiftU64 ((Private->UfsHcInfo.Capabilities & > > UFS_HC_CAP_NUTMRS), 16) + 1); > > Status = UfsAllocateAlignCommonBuffer (Private, Nutmrs * sizeof > > (UTP_TMRD), &CmdDescHost, &CmdDescPhyAddr, &CmdDescMapping); > > if (EFI_ERROR (Status)) { > > return Status; > > @@ -2020,7 +2012,6 @@ UfsInitTransferRequestList ( > > IN UFS_PASS_THRU_PRIVATE_DATA *Private > > ) > > { > > - UINT32 Data; > > UINT8 Nutrs; > > VOID *CmdDescHost; > > EFI_PHYSICAL_ADDRESS CmdDescPhyAddr; > > @@ -2034,17 +2025,10 @@ UfsInitTransferRequestList ( > > CmdDescMapping = NULL; > > CmdDescPhyAddr = 0; > > > > - Status = UfsMmioRead32 (Private, UFS_HC_CAP_OFFSET, &Data); > > - if (EFI_ERROR (Status)) { > > - return Status; > > - } > > - > > - Private->Capabilities = Data; > > - > > // > > // Allocate and initialize UTP Transfer Request List. > > // > > - Nutrs = (UINT8)((Private->Capabilities & UFS_HC_CAP_NUTRS) + 1); > > + Nutrs = (UINT8)((Private->UfsHcInfo.Capabilities & > > + UFS_HC_CAP_NUTRS) 1); > > Status = UfsAllocateAlignCommonBuffer (Private, Nutrs * sizeof > > (UTP_TRD), &CmdDescHost, &CmdDescPhyAddr, &CmdDescMapping); > > if (EFI_ERROR (Status)) { > > return Status; > > @@ -2366,3 +2350,36 @@ ProcessAsyncTaskList ( > > } > > } > > > > +/** > > + Initializes UfsHcInfo field in private data. > > + > > + @param[in] Private Pointer to host controller private data. > > + > > + @retval EFI_SUCCESS UfsHcInfo initialized successfully. > > + @retval Others Failed to initalize UfsHcInfo. > > +**/ > > +EFI_STATUS > > +GetUfsHcInfo ( > > + IN UFS_PASS_THRU_PRIVATE_DATA *Private > > + ) > > +{ > > + UINT32 Data; > > + EFI_STATUS Status; > > + > > + Status = UfsMmioRead32 (Private, UFS_HC_VER_OFFSET, &Data); if > > + (EFI_ERROR (Status)) { > > + return Status; > > + } > > + > > + Private->UfsHcInfo.Version = Data; > > + > > + Status = UfsMmioRead32 (Private, UFS_HC_CAP_OFFSET, &Data); if > > + (EFI_ERROR (Status)) { > > + return Status; > > + } > > + > > + Private->UfsHcInfo.Capabilities = Data; > > + > > + return EFI_SUCCESS; > > +} > > + > > -- > > 2.14.1.windows.1 > > > > -------------------------------------------------------------------- > > > > Intel Technology Poland sp. z o.o. > > ul. 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