[edk2-devel] [PATCHv2 4/4] MdeModulePkg/UfsPassThruDxe: Implement EDKII_UFS_HC_PLATFORM_PROTOCOL
Albecki, Mateusz
mateusz.albecki at intel.com
Fri Aug 9 12:20:53 UTC 2019
https://bugzilla.tianocore.org/show_bug.cgi?id=1343
This commit adds EDKII_UFS_HC_PLATFORM_PROTOCOL implementation
in UfsPassThruDxe driver in version 1. Driver assumes that at
most one instance of the protocol exists in the system. Presence
of the protocol is not mandatory.
Cc: Hao A Wu <hao.a.wu at intel.com>
Signed-off-by: Mateusz Albecki <mateusz.albecki at intel.com>
---
MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c | 17 ++++++
MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h | 26 +++++++++
.../Bus/Ufs/UfsPassThruDxe/UfsPassThruDxe.inf | 1 +
.../Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c | 68 ++++++++++++++++++++++
4 files changed, 112 insertions(+)
diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c
index 0c96dacf16..7f0ae36dc5 100644
--- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c
+++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.c
@@ -42,6 +42,7 @@ UFS_PASS_THRU_PRIVATE_DATA gUfsPassThruTemplate = {
0, // UfsHostController
0, // UfsHcBase
{0, 0}, // UfsHcInfo
+ {NULL, NULL}, // UfsHcDriverInterface
0, // TaskTag
0, // UtpTrlBase
0, // Nutrs
@@ -98,6 +99,8 @@ UFS_DEVICE_PATH mUfsDevicePathTemplate = {
UINT8 mUfsTargetId[TARGET_MAX_BYTES];
+GLOBAL_REMOVE_IF_UNREFERENCED EDKII_UFS_HC_PLATFORM_PROTOCOL *mUfsHcPlatform;
+
/**
Sends a SCSI Request Packet to a SCSI device that is attached to the SCSI channel. This function
supports both blocking I/O and nonblocking I/O. The blocking I/O functionality is required, and the
@@ -870,7 +873,21 @@ UfsPassThruDriverBindingStart (
Private->ExtScsiPassThru.Mode = &Private->ExtScsiPassThruMode;
Private->UfsHostController = UfsHc;
Private->UfsHcBase = UfsHcBase;
+ Private->Handle = Controller;
+ Private->UfsHcDriverInterface.UfsHcProtocol = UfsHc;
+ Private->UfsHcDriverInterface.UfsExecUicCommand = UfsHcDriverInterfaceExecUicCommand;
InitializeListHead (&Private->Queue);
+
+ //
+ // This has to be done before initializing UfsHcInfo or calling the UfsControllerInit
+ //
+ if (mUfsHcPlatform == NULL) {
+ Status = gBS->LocateProtocol (&gEdkiiUfsHcPlatformProtocolGuid, NULL, (VOID**)&mUfsHcPlatform);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_INFO, "No UfsHcPlatformProtocol present\n"));
+ }
+ }
+
Status = GetUfsHcInfo (Private);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "Failed to initialize UfsHcInfo\n"));
diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h
index 101d0b4bb8..c2025a725e 100644
--- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h
+++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThru.h
@@ -69,6 +69,7 @@ typedef struct _UFS_PASS_THRU_PRIVATE_DATA {
EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHostController;
UINTN UfsHcBase;
EDKII_UFS_HC_INFO UfsHcInfo;
+ EDKII_UFS_HC_DRIVER_INTERFACE UfsHcDriverInterface;
UINT8 TaskTag;
@@ -132,6 +133,13 @@ typedef struct {
UFS_PASS_THRU_SIG \
)
+#define UFS_PASS_THRU_PRIVATE_DATA_FROM_DRIVER_INTF(a) \
+ CR (a, \
+ UFS_PASS_THRU_PRIVATE_DATA, \
+ UfsHcDriverInterface, \
+ UFS_PASS_THRU_SIG \
+ )
+
typedef struct _UFS_DEVICE_MANAGEMENT_REQUEST_PACKET {
UINT64 Timeout;
VOID *DataBuffer;
@@ -965,6 +973,23 @@ UfsRwUfsAttribute (
IN OUT UINT32 *AttrSize
);
+/**
+ Execute UIC command.
+
+ @param[in] This Pointer to driver interface produced by the UFS controller.
+ @param[in, out] UicCommand Descriptor of the command that will be executed.
+
+ @retval EFI_SUCCESS Command executed successfully.
+ @retval EFI_INVALID_PARAMETER This or UicCommand is NULL.
+ @retval Others Command failed to execute.
+**/
+EFI_STATUS
+EFIAPI
+UfsHcDriverInterfaceExecUicCommand (
+ IN EDKII_UFS_HC_DRIVER_INTERFACE *This,
+ IN OUT EDKII_UIC_COMMAND *UicCommand
+ );
+
/**
Initializes UfsHcInfo field in private data.
@@ -981,5 +1006,6 @@ GetUfsHcInfo (
extern EFI_COMPONENT_NAME_PROTOCOL gUfsPassThruComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gUfsPassThruComponentName2;
extern EFI_DRIVER_BINDING_PROTOCOL gUfsPassThruDriverBinding;
+extern EDKII_UFS_HC_PLATFORM_PROTOCOL *mUfsHcPlatform;
#endif
diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruDxe.inf b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruDxe.inf
index 467c533ceb..4838967b5e 100644
--- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruDxe.inf
+++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruDxe.inf
@@ -59,6 +59,7 @@
gEfiExtScsiPassThruProtocolGuid ## BY_START
gEfiUfsDeviceConfigProtocolGuid ## BY_START
gEdkiiUfsHostControllerProtocolGuid ## TO_START
+ gEdkiiUfsHcPlatformProtocolGuid ## SOMETIMES_CONSUMES
[UserExtensions.TianoCore."ExtraFiles"]
UfsPassThruExtra.uni
diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c
index edcd395091..0d768b7ada 100644
--- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c
+++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c
@@ -1871,6 +1871,14 @@ UfsEnableHostController (
EFI_STATUS Status;
UINT32 Data;
+ if (mUfsHcPlatform != NULL && mUfsHcPlatform->Callback != NULL) {
+ Status = mUfsHcPlatform->Callback (Private->Handle, EdkiiUfsHcPreHce, &Private->UfsHcDriverInterface);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failure from platform driver during EdkiiUfsHcPreHce, Status = %r\n", Status));
+ return Status;
+ }
+ }
+
//
// UFS 2.0 spec section 7.1.1 - Host Controller Initialization
//
@@ -1914,6 +1922,14 @@ UfsEnableHostController (
return EFI_DEVICE_ERROR;
}
+ if (mUfsHcPlatform != NULL && mUfsHcPlatform->Callback != NULL) {
+ Status = mUfsHcPlatform->Callback (Private->Handle, EdkiiUfsHcPostHce, &Private->UfsHcDriverInterface);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failure from platform driver during EdkiiUfsHcPostHce, Status = %r\n", Status));
+ return Status;
+ }
+ }
+
return EFI_SUCCESS;
}
@@ -1937,6 +1953,14 @@ UfsDeviceDetection (
UINT32 Data;
EDKII_UIC_COMMAND LinkStartupCommand;
+ if (mUfsHcPlatform != NULL && mUfsHcPlatform->Callback != NULL) {
+ Status = mUfsHcPlatform->Callback (Private->Handle, EdkiiUfsHcPreLinkStartup, &Private->UfsHcDriverInterface);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failure from platform driver during EdkiiUfsHcPreLinkStartup, Status = %r\n", Status));
+ return Status;
+ }
+ }
+
//
// Start UFS device detection.
// Try up to 3 times for establishing data link with device.
@@ -1966,6 +1990,14 @@ UfsDeviceDetection (
}
}
+ if (mUfsHcPlatform != NULL && mUfsHcPlatform->Callback != NULL) {
+ Status = mUfsHcPlatform->Callback (Private->Handle, EdkiiUfsHcPostLinkStartup, &Private->UfsHcDriverInterface);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failure from platform driver during EdkiiUfsHcPostLinkStartup, Status = %r\n", Status));
+ return Status;
+ }
+ }
+
return EFI_NOT_FOUND;
}
@@ -2379,6 +2411,34 @@ ProcessAsyncTaskList (
}
}
+/**
+ Execute UIC command.
+
+ @param[in] This Pointer to driver interface produced by the UFS controller.
+ @param[in, out] UicCommand Descriptor of the command that will be executed.
+
+ @retval EFI_SUCCESS Command executed successfully.
+ @retval EFI_INVALID_PARAMETER This or UicCommand is NULL.
+ @retval Others Command failed to execute.
+**/
+EFI_STATUS
+EFIAPI
+UfsHcDriverInterfaceExecUicCommand (
+ IN EDKII_UFS_HC_DRIVER_INTERFACE *This,
+ IN OUT EDKII_UIC_COMMAND *UicCommand
+ )
+{
+ UFS_PASS_THRU_PRIVATE_DATA *Private;
+
+ if (This == NULL || UicCommand == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Private = UFS_PASS_THRU_PRIVATE_DATA_FROM_DRIVER_INTF (This);
+
+ return UfsExecUicCommands (Private, UicCommand);
+}
+
/**
Initializes UfsHcInfo field in private data.
@@ -2409,6 +2469,14 @@ GetUfsHcInfo (
Private->UfsHcInfo.Capabilities = Data;
+ if (mUfsHcPlatform != NULL && mUfsHcPlatform->OverrideHcInfo != NULL) {
+ Status = mUfsHcPlatform->OverrideHcInfo (Private->Handle, &Private->UfsHcInfo);
+ if (EFI_ERROR (Status)) {
+ DEBUG ((DEBUG_ERROR, "Failure from platform on OverrideHcInfo, Status = %r\n", Status));
+ return Status;
+ }
+ }
+
return EFI_SUCCESS;
}
--
2.14.1.windows.1
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