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 | 9 +++-
MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h | 15 +++++-
.../Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c | 57 ++++++++++++++--------
3 files changed, 58 insertions(+), 23 deletions(-)
diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c
b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c
index 1518b251d8..7dce217d49 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 +865,11 @@ 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"));
+ goto Error;
+ }
//
// 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
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