//\r
// EFI_DRIVER_BINDING_PROTOCOL instance\r
//\r
-EFI_DRIVER_BINDING_PROTOCOL gI2cBusDriverBinding = {\r
+EFI_DRIVER_BINDING_PROTOCOL gI2cBusDriverBinding = {\r
I2cBusDriverSupported,\r
I2cBusDriverStart,\r
I2cBusDriverStop,\r
//\r
// Template for I2C Bus Child Device.\r
//\r
-I2C_DEVICE_CONTEXT gI2cDeviceContextTemplate = {\r
+I2C_DEVICE_CONTEXT gI2cDeviceContextTemplate = {\r
I2C_DEVICE_SIGNATURE,\r
NULL,\r
{ // I2cIo Protocol\r
//\r
// Template for controller device path node.\r
//\r
-CONTROLLER_DEVICE_PATH gControllerDevicePathTemplate = {\r
+CONTROLLER_DEVICE_PATH gControllerDevicePathTemplate = {\r
{\r
HARDWARE_DEVICE_PATH,\r
HW_CONTROLLER_DP,\r
{\r
- (UINT8) (sizeof (CONTROLLER_DEVICE_PATH)),\r
- (UINT8) ((sizeof (CONTROLLER_DEVICE_PATH)) >> 8)\r
+ (UINT8)(sizeof (CONTROLLER_DEVICE_PATH)),\r
+ (UINT8)((sizeof (CONTROLLER_DEVICE_PATH)) >> 8)\r
}\r
},\r
0\r
//\r
// Template for vendor device path node.\r
//\r
-VENDOR_DEVICE_PATH gVendorDevicePathTemplate = {\r
+VENDOR_DEVICE_PATH gVendorDevicePathTemplate = {\r
{\r
HARDWARE_DEVICE_PATH,\r
HW_VENDOR_DP,\r
{\r
- (UINT8) (sizeof (VENDOR_DEVICE_PATH)),\r
- (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)\r
+ (UINT8)(sizeof (VENDOR_DEVICE_PATH)),\r
+ (UINT8)((sizeof (VENDOR_DEVICE_PATH)) >> 8)\r
}\r
},\r
- { 0x0, 0x0, 0x0, { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 }}\r
+ { 0x0, 0x0, 0x0, { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 }\r
+ }\r
};\r
\r
//\r
// Driver name table\r
//\r
-GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mI2cBusDriverNameTable[] = {\r
- { "eng;en", (CHAR16 *) L"I2C Bus Driver" },\r
- { NULL , NULL }\r
+GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mI2cBusDriverNameTable[] = {\r
+ { "eng;en", (CHAR16 *)L"I2C Bus Driver" },\r
+ { NULL, NULL }\r
};\r
\r
//\r
// EFI Component Name Protocol\r
//\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gI2cBusComponentName = {\r
- (EFI_COMPONENT_NAME_GET_DRIVER_NAME) I2cBusComponentNameGetDriverName,\r
- (EFI_COMPONENT_NAME_GET_CONTROLLER_NAME) I2cBusComponentNameGetControllerName,\r
+ (EFI_COMPONENT_NAME_GET_DRIVER_NAME)I2cBusComponentNameGetDriverName,\r
+ (EFI_COMPONENT_NAME_GET_CONTROLLER_NAME)I2cBusComponentNameGetControllerName,\r
"eng"\r
};\r
\r
//\r
// EFI Component Name 2 Protocol\r
//\r
-GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gI2cBusComponentName2 = {\r
+GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gI2cBusComponentName2 = {\r
I2cBusComponentNameGetDriverName,\r
I2cBusComponentNameGetControllerName,\r
"en"\r
EFIAPI\r
I2cBusComponentNameGetDriverName (\r
IN EFI_COMPONENT_NAME2_PROTOCOL *This,\r
- IN CHAR8 *Language,\r
- OUT CHAR16 **DriverName\r
+ IN CHAR8 *Language,\r
+ OUT CHAR16 **DriverName\r
)\r
{\r
return LookupUnicodeString2 (\r
EFI_STATUS\r
EFIAPI\r
I2cBusComponentNameGetControllerName (\r
- IN EFI_COMPONENT_NAME2_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_HANDLE ChildHandle OPTIONAL,\r
- IN CHAR8 *Language,\r
- OUT CHAR16 **ControllerName\r
+ IN EFI_COMPONENT_NAME2_PROTOCOL *This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN EFI_HANDLE ChildHandle OPTIONAL,\r
+ IN CHAR8 *Language,\r
+ OUT CHAR16 **ControllerName\r
)\r
{\r
return EFI_UNSUPPORTED;\r
IN UINT32 RemainingControllerNumber\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_DEVICE_PATH_PROTOCOL *SystemDevicePath;\r
- EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfoBuffer;\r
- UINTN EntryCount;\r
- UINTN Index;\r
- BOOLEAN SystemHasControllerNode;\r
- UINT32 SystemControllerNumber;\r
+ EFI_STATUS Status;\r
+ EFI_DEVICE_PATH_PROTOCOL *SystemDevicePath;\r
+ EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *OpenInfoBuffer;\r
+ UINTN EntryCount;\r
+ UINTN Index;\r
+ BOOLEAN SystemHasControllerNode;\r
+ UINT32 SystemControllerNumber;\r
\r
SystemHasControllerNode = FALSE;\r
- SystemControllerNumber = 0;\r
+ SystemControllerNumber = 0;\r
\r
Status = gBS->OpenProtocolInformation (\r
Controller,\r
Status = gBS->OpenProtocol (\r
OpenInfoBuffer[Index].ControllerHandle,\r
&gEfiDevicePathProtocolGuid,\r
- (VOID **) &SystemDevicePath,\r
+ (VOID **)&SystemDevicePath,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
//\r
while (!IsDevicePathEnd (SystemDevicePath)) {\r
if ((DevicePathType (SystemDevicePath) == HARDWARE_DEVICE_PATH) &&\r
- (DevicePathSubType (SystemDevicePath) == HW_VENDOR_DP)) {\r
+ (DevicePathSubType (SystemDevicePath) == HW_VENDOR_DP))\r
+ {\r
//\r
// Check if vendor device path is same between system device path and remaining device path\r
//\r
//\r
SystemDevicePath = NextDevicePathNode (SystemDevicePath);\r
if ((DevicePathType (SystemDevicePath) == HARDWARE_DEVICE_PATH) &&\r
- (DevicePathSubType (SystemDevicePath) == HW_CONTROLLER_DP)) {\r
+ (DevicePathSubType (SystemDevicePath) == HW_CONTROLLER_DP))\r
+ {\r
SystemHasControllerNode = TRUE;\r
- SystemControllerNumber = ((CONTROLLER_DEVICE_PATH *) SystemDevicePath)->ControllerNumber;\r
+ SystemControllerNumber = ((CONTROLLER_DEVICE_PATH *)SystemDevicePath)->ControllerNumber;\r
} else {\r
SystemHasControllerNode = FALSE;\r
- SystemControllerNumber = 0;\r
+ SystemControllerNumber = 0;\r
}\r
+\r
if (((SystemHasControllerNode) && (!RemainingHasControllerNode) && (SystemControllerNumber == 0)) ||\r
((!SystemHasControllerNode) && (RemainingHasControllerNode) && (RemainingControllerNumber == 0)) ||\r
((SystemHasControllerNode) && (RemainingHasControllerNode) && (SystemControllerNumber == RemainingControllerNumber)) ||\r
- ((!SystemHasControllerNode) && (!RemainingHasControllerNode))) {\r
- DEBUG ((DEBUG_ERROR, "This I2C device has been already started.\n"));\r
- Status = EFI_UNSUPPORTED;\r
- break;\r
+ ((!SystemHasControllerNode) && (!RemainingHasControllerNode)))\r
+ {\r
+ DEBUG ((DEBUG_ERROR, "This I2C device has been already started.\n"));\r
+ Status = EFI_UNSUPPORTED;\r
+ break;\r
}\r
}\r
}\r
+\r
SystemDevicePath = NextDevicePathNode (SystemDevicePath);\r
}\r
+\r
if (EFI_ERROR (Status)) {\r
break;\r
}\r
}\r
}\r
}\r
+\r
FreePool (OpenInfoBuffer);\r
return Status;\r
}\r
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_I2C_ENUMERATE_PROTOCOL *I2cEnumerate;\r
- EFI_I2C_HOST_PROTOCOL *I2cHost;\r
- EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r
- EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r
- BOOLEAN RemainingHasControllerNode;\r
- UINT32 RemainingControllerNumber;\r
+ EFI_STATUS Status;\r
+ EFI_I2C_ENUMERATE_PROTOCOL *I2cEnumerate;\r
+ EFI_I2C_HOST_PROTOCOL *I2cHost;\r
+ EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r
+ EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r
+ BOOLEAN RemainingHasControllerNode;\r
+ UINT32 RemainingControllerNumber;\r
\r
RemainingHasControllerNode = FALSE;\r
- RemainingControllerNumber = 0;\r
+ RemainingControllerNumber = 0;\r
\r
//\r
// Determine if the I2c Enumerate Protocol is available\r
Status = gBS->OpenProtocol (\r
Controller,\r
&gEfiI2cEnumerateProtocolGuid,\r
- (VOID **) &I2cEnumerate,\r
+ (VOID **)&I2cEnumerate,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_BY_DRIVER\r
\r
if (!EFI_ERROR (Status)) {\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiI2cEnumerateProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiI2cEnumerateProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
}\r
\r
Status = gBS->OpenProtocol (\r
Controller,\r
&gEfiDevicePathProtocolGuid,\r
- (VOID **) &ParentDevicePath,\r
+ (VOID **)&ParentDevicePath,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_BY_DRIVER\r
\r
if (!EFI_ERROR (Status)) {\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiDevicePathProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiDevicePathProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
}\r
\r
if ((RemainingDevicePath != NULL) && !IsDevicePathEnd (RemainingDevicePath)) {\r
// Check if the first node of RemainingDevicePath is a hardware vendor device path\r
//\r
if ((DevicePathType (RemainingDevicePath) != HARDWARE_DEVICE_PATH) ||\r
- (DevicePathSubType (RemainingDevicePath) != HW_VENDOR_DP)) {\r
+ (DevicePathSubType (RemainingDevicePath) != HW_VENDOR_DP))\r
+ {\r
return EFI_UNSUPPORTED;\r
}\r
+\r
//\r
// Check if the second node of RemainingDevicePath is a controller node\r
//\r
DevPathNode = NextDevicePathNode (RemainingDevicePath);\r
if (!IsDevicePathEnd (DevPathNode)) {\r
if ((DevicePathType (DevPathNode) != HARDWARE_DEVICE_PATH) ||\r
- (DevicePathSubType (DevPathNode) != HW_CONTROLLER_DP)) {\r
+ (DevicePathSubType (DevPathNode) != HW_CONTROLLER_DP))\r
+ {\r
return EFI_UNSUPPORTED;\r
} else {\r
RemainingHasControllerNode = TRUE;\r
- RemainingControllerNumber = ((CONTROLLER_DEVICE_PATH *) DevPathNode)->ControllerNumber;\r
+ RemainingControllerNumber = ((CONTROLLER_DEVICE_PATH *)DevPathNode)->ControllerNumber;\r
}\r
}\r
}\r
Status = gBS->OpenProtocol (\r
Controller,\r
&gEfiI2cHostProtocolGuid,\r
- (VOID **) &I2cHost,\r
+ (VOID **)&I2cHost,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_BY_DRIVER\r
\r
if (!EFI_ERROR (Status)) {\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiI2cHostProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiI2cHostProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
}\r
\r
-\r
if (Status == EFI_ALREADY_STARTED) {\r
if ((RemainingDevicePath == NULL) ||\r
- ((RemainingDevicePath != NULL) && IsDevicePathEnd (RemainingDevicePath))) {\r
+ ((RemainingDevicePath != NULL) && IsDevicePathEnd (RemainingDevicePath)))\r
+ {\r
//\r
// If RemainingDevicePath is NULL or is the End of Device Path Node, return EFI_SUCCESS.\r
//\r
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
)\r
{\r
- EFI_I2C_ENUMERATE_PROTOCOL *I2cEnumerate;\r
- EFI_I2C_HOST_PROTOCOL *I2cHost;\r
- I2C_BUS_CONTEXT *I2cBusContext;\r
- EFI_STATUS Status;\r
- EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r
+ EFI_I2C_ENUMERATE_PROTOCOL *I2cEnumerate;\r
+ EFI_I2C_HOST_PROTOCOL *I2cHost;\r
+ I2C_BUS_CONTEXT *I2cBusContext;\r
+ EFI_STATUS Status;\r
+ EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;\r
\r
- I2cBusContext = NULL;\r
- ParentDevicePath = NULL;\r
- I2cEnumerate = NULL;\r
- I2cHost = NULL;\r
+ I2cBusContext = NULL;\r
+ ParentDevicePath = NULL;\r
+ I2cEnumerate = NULL;\r
+ I2cHost = NULL;\r
\r
//\r
// Determine if the I2C controller is available\r
Status = gBS->OpenProtocol (\r
Controller,\r
&gEfiI2cHostProtocolGuid,\r
- (VOID**)&I2cHost,\r
+ (VOID **)&I2cHost,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_BY_DRIVER\r
Status = gBS->OpenProtocol (\r
Controller,\r
&gEfiCallerIdGuid,\r
- (VOID **) &I2cBusContext,\r
+ (VOID **)&I2cBusContext,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
Status = gBS->OpenProtocol (\r
Controller,\r
&gEfiI2cEnumerateProtocolGuid,\r
- (VOID**)&I2cEnumerate,\r
+ (VOID **)&I2cEnumerate,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_BY_DRIVER\r
}\r
\r
Status = gBS->OpenProtocol (\r
- Controller,\r
- &gEfiDevicePathProtocolGuid,\r
- (VOID **) &ParentDevicePath,\r
- This->DriverBindingHandle,\r
- Controller,\r
- EFI_OPEN_PROTOCOL_BY_DRIVER\r
- );\r
+ Controller,\r
+ &gEfiDevicePathProtocolGuid,\r
+ (VOID **)&ParentDevicePath,\r
+ This->DriverBindingHandle,\r
+ Controller,\r
+ EFI_OPEN_PROTOCOL_BY_DRIVER\r
+ );\r
if (EFI_ERROR (Status) && (Status != EFI_ALREADY_STARTED)) {\r
DEBUG ((DEBUG_ERROR, "I2cBus: open device path error, Status = %r\n", Status));\r
goto Error;\r
//\r
// Parent controller used to create children\r
//\r
- I2cBusContext->Controller = Controller;\r
+ I2cBusContext->Controller = Controller;\r
//\r
// Parent controller device path used to create children device path\r
//\r
DEBUG ((DEBUG_ERROR, "I2cBus: Start() function failed, Status = %r\n", Status));\r
if (ParentDevicePath != NULL) {\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiDevicePathProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiDevicePathProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
}\r
\r
if (I2cHost != NULL) {\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiI2cHostProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiI2cHostProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
}\r
\r
if (I2cEnumerate != NULL) {\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiI2cEnumerateProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiI2cEnumerateProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
}\r
\r
if (I2cBusContext != NULL) {\r
return Status;\r
}\r
\r
-\r
/**\r
Stops a device controller or a bus controller.\r
\r
IN EFI_HANDLE *ChildHandleBuffer\r
)\r
{\r
- I2C_BUS_CONTEXT *I2cBusContext;\r
- EFI_STATUS Status;\r
- BOOLEAN AllChildrenStopped;\r
- UINTN Index;\r
+ I2C_BUS_CONTEXT *I2cBusContext;\r
+ EFI_STATUS Status;\r
+ BOOLEAN AllChildrenStopped;\r
+ UINTN Index;\r
\r
if (NumberOfChildren == 0) {\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiDevicePathProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiDevicePathProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiI2cHostProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiI2cHostProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
\r
gBS->CloseProtocol (\r
- Controller,\r
- &gEfiI2cEnumerateProtocolGuid,\r
- This->DriverBindingHandle,\r
- Controller\r
- );\r
+ Controller,\r
+ &gEfiI2cEnumerateProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ Controller\r
+ );\r
\r
Status = gBS->OpenProtocol (\r
Controller,\r
&gEfiCallerIdGuid,\r
- (VOID **) &I2cBusContext,\r
+ (VOID **)&I2cBusContext,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
);\r
if (!EFI_ERROR (Status)) {\r
gBS->UninstallMultipleProtocolInterfaces (\r
- Controller,\r
- &gEfiCallerIdGuid,\r
- I2cBusContext,\r
- NULL\r
- );\r
+ Controller,\r
+ &gEfiCallerIdGuid,\r
+ I2cBusContext,\r
+ NULL\r
+ );\r
//\r
// No more child now, free bus context data.\r
//\r
FreePool (I2cBusContext);\r
}\r
+\r
return Status;\r
}\r
\r
AllChildrenStopped = TRUE;\r
\r
for (Index = 0; Index < NumberOfChildren; Index++) {\r
-\r
Status = UnRegisterI2cDevice (This, Controller, ChildHandleBuffer[Index]);\r
if (EFI_ERROR (Status)) {\r
AllChildrenStopped = FALSE;\r
if (!AllChildrenStopped) {\r
return EFI_DEVICE_ERROR;\r
}\r
+\r
return EFI_SUCCESS;\r
}\r
\r
**/\r
EFI_STATUS\r
RegisterI2cDevice (\r
- IN I2C_BUS_CONTEXT *I2cBusContext,\r
- IN EFI_HANDLE Controller,\r
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
+ IN I2C_BUS_CONTEXT *I2cBusContext,\r
+ IN EFI_HANDLE Controller,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
)\r
{\r
- I2C_DEVICE_CONTEXT *I2cDeviceContext;\r
- EFI_STATUS Status;\r
- CONST EFI_I2C_DEVICE *Device;\r
- CONST EFI_I2C_DEVICE *TempDevice;\r
- UINT32 RemainingPathDeviceIndex;\r
- EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r
- BOOLEAN BuildControllerNode;\r
- UINTN Count;\r
-\r
- Status = EFI_SUCCESS;\r
- BuildControllerNode = TRUE;\r
+ I2C_DEVICE_CONTEXT *I2cDeviceContext;\r
+ EFI_STATUS Status;\r
+ CONST EFI_I2C_DEVICE *Device;\r
+ CONST EFI_I2C_DEVICE *TempDevice;\r
+ UINT32 RemainingPathDeviceIndex;\r
+ EFI_DEVICE_PATH_PROTOCOL *DevPathNode;\r
+ BOOLEAN BuildControllerNode;\r
+ UINTN Count;\r
+\r
+ Status = EFI_SUCCESS;\r
+ BuildControllerNode = TRUE;\r
\r
//\r
// Default DeviceIndex\r
//\r
DevPathNode = NextDevicePathNode (RemainingDevicePath);\r
if ((DevicePathType (DevPathNode) == HARDWARE_DEVICE_PATH) &&\r
- (DevicePathSubType(DevPathNode) == HW_CONTROLLER_DP)) {\r
+ (DevicePathSubType (DevPathNode) == HW_CONTROLLER_DP))\r
+ {\r
//\r
// RemainingDevicePath != NULL and RemainingDevicePath contains Controller Node,\r
// add Controller Node to Device Path on child handle.\r
//\r
- RemainingPathDeviceIndex = ((CONTROLLER_DEVICE_PATH *) DevPathNode)->ControllerNumber;\r
+ RemainingPathDeviceIndex = ((CONTROLLER_DEVICE_PATH *)DevPathNode)->ControllerNumber;\r
} else {\r
//\r
// RemainingDevicePath != NULL and RemainingDevicePath does not contain Controller Node,\r
// Get the next I2C device\r
//\r
Status = I2cBusContext->I2cEnumerate->Enumerate (I2cBusContext->I2cEnumerate, &Device);\r
- if (EFI_ERROR (Status) || Device == NULL) {\r
+ if (EFI_ERROR (Status) || (Device == NULL)) {\r
if (RemainingDevicePath != NULL) {\r
Status = EFI_NOT_FOUND;\r
} else {\r
Status = EFI_SUCCESS;\r
}\r
+\r
break;\r
}\r
\r
// Get the next I2C device\r
//\r
Status = I2cBusContext->I2cEnumerate->Enumerate (I2cBusContext->I2cEnumerate, &TempDevice);\r
- if (EFI_ERROR (Status) || TempDevice == NULL) {\r
+ if (EFI_ERROR (Status) || (TempDevice == NULL)) {\r
Status = EFI_SUCCESS;\r
break;\r
}\r
+\r
if (CompareGuid (Device->DeviceGuid, TempDevice->DeviceGuid)) {\r
Count++;\r
}\r
}\r
+\r
if (Count == 1) {\r
//\r
// RemainingDevicePath == NULL and only DeviceIndex 0 is present on the I2C bus,\r
// Find I2C device reported in Remaining Device Path\r
//\r
if ((!CompareGuid (&((VENDOR_DEVICE_PATH *)RemainingDevicePath)->Guid, Device->DeviceGuid)) ||\r
- (RemainingPathDeviceIndex != Device->DeviceIndex)) {\r
+ (RemainingPathDeviceIndex != Device->DeviceIndex))\r
+ {\r
continue;\r
}\r
}\r
//\r
// Initialize the specific device context\r
//\r
- I2cDeviceContext->I2cBusContext = I2cBusContext;\r
- I2cDeviceContext->I2cDevice = Device;\r
- I2cDeviceContext->I2cIo.DeviceGuid = Device->DeviceGuid;\r
- I2cDeviceContext->I2cIo.DeviceIndex = Device->DeviceIndex;\r
- I2cDeviceContext->I2cIo.HardwareRevision = Device->HardwareRevision;\r
+ I2cDeviceContext->I2cBusContext = I2cBusContext;\r
+ I2cDeviceContext->I2cDevice = Device;\r
+ I2cDeviceContext->I2cIo.DeviceGuid = Device->DeviceGuid;\r
+ I2cDeviceContext->I2cIo.DeviceIndex = Device->DeviceIndex;\r
+ I2cDeviceContext->I2cIo.HardwareRevision = Device->HardwareRevision;\r
I2cDeviceContext->I2cIo.I2cControllerCapabilities = I2cBusContext->I2cHost->I2cControllerCapabilities;\r
\r
//\r
// Install the protocol\r
//\r
Status = gBS->InstallMultipleProtocolInterfaces (\r
- &I2cDeviceContext->Handle,\r
- &gEfiI2cIoProtocolGuid,\r
- &I2cDeviceContext->I2cIo,\r
- &gEfiDevicePathProtocolGuid,\r
- I2cDeviceContext->DevicePath,\r
- NULL );\r
+ &I2cDeviceContext->Handle,\r
+ &gEfiI2cIoProtocolGuid,\r
+ &I2cDeviceContext->I2cIo,\r
+ &gEfiDevicePathProtocolGuid,\r
+ I2cDeviceContext->DevicePath,\r
+ NULL\r
+ );\r
if (EFI_ERROR (Status)) {\r
//\r
// Free resources for this I2C device\r
Status = gBS->OpenProtocol (\r
Controller,\r
&gEfiI2cHostProtocolGuid,\r
- (VOID **) &I2cBusContext->I2cHost,\r
+ (VOID **)&I2cBusContext->I2cHost,\r
I2cBusContext->DriverBindingHandle,\r
I2cDeviceContext->Handle,\r
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
return Status;\r
}\r
\r
-\r
/**\r
Queue an I2C transaction for execution on the I2C device.\r
\r
OUT EFI_STATUS *I2cStatus OPTIONAL\r
)\r
{\r
- CONST EFI_I2C_DEVICE *I2cDevice;\r
- I2C_BUS_CONTEXT *I2cBusContext;\r
- CONST EFI_I2C_HOST_PROTOCOL *I2cHost;\r
- I2C_DEVICE_CONTEXT *I2cDeviceContext;\r
- EFI_STATUS Status;\r
+ CONST EFI_I2C_DEVICE *I2cDevice;\r
+ I2C_BUS_CONTEXT *I2cBusContext;\r
+ CONST EFI_I2C_HOST_PROTOCOL *I2cHost;\r
+ I2C_DEVICE_CONTEXT *I2cDeviceContext;\r
+ EFI_STATUS Status;\r
\r
if (RequestPacket == NULL) {\r
return EFI_INVALID_PARAMETER;\r
Status = I2cHost->QueueRequest (\r
I2cHost,\r
I2cDevice->I2cBusConfiguration,\r
- I2cDevice->SlaveAddressArray [SlaveAddressIndex],\r
+ I2cDevice->SlaveAddressArray[SlaveAddressIndex],\r
Event,\r
RequestPacket,\r
I2cStatus\r
**/\r
VOID\r
ReleaseI2cDeviceContext (\r
- IN I2C_DEVICE_CONTEXT *I2cDeviceContext\r
+ IN I2C_DEVICE_CONTEXT *I2cDeviceContext\r
)\r
{\r
if (I2cDeviceContext == NULL) {\r
**/\r
EFI_STATUS\r
UnRegisterI2cDevice (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE Controller,\r
- IN EFI_HANDLE Handle\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE Controller,\r
+ IN EFI_HANDLE Handle\r
)\r
{\r
- EFI_STATUS Status;\r
- I2C_DEVICE_CONTEXT *I2cDeviceContext;\r
- EFI_I2C_IO_PROTOCOL *I2cIo;\r
- EFI_I2C_HOST_PROTOCOL *I2cHost;\r
+ EFI_STATUS Status;\r
+ I2C_DEVICE_CONTEXT *I2cDeviceContext;\r
+ EFI_I2C_IO_PROTOCOL *I2cIo;\r
+ EFI_I2C_HOST_PROTOCOL *I2cHost;\r
\r
I2cIo = NULL;\r
\r
Status = gBS->OpenProtocol (\r
Handle,\r
&gEfiI2cIoProtocolGuid,\r
- (VOID **) &I2cIo,\r
+ (VOID **)&I2cIo,\r
This->DriverBindingHandle,\r
Controller,\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
// Keep parent and child relationship\r
//\r
gBS->OpenProtocol (\r
- Controller,\r
- &gEfiI2cHostProtocolGuid,\r
- (VOID **) &I2cHost,\r
- This->DriverBindingHandle,\r
- Handle,\r
- EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
- );\r
+ Controller,\r
+ &gEfiI2cHostProtocolGuid,\r
+ (VOID **)&I2cHost,\r
+ This->DriverBindingHandle,\r
+ Handle,\r
+ EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
+ );\r
return Status;\r
}\r
\r
**/\r
EFI_STATUS\r
I2cBusDevicePathAppend (\r
- IN I2C_DEVICE_CONTEXT *I2cDeviceContext,\r
- IN BOOLEAN BuildControllerNode\r
+ IN I2C_DEVICE_CONTEXT *I2cDeviceContext,\r
+ IN BOOLEAN BuildControllerNode\r
)\r
{\r
EFI_DEVICE_PATH_PROTOCOL *PreviousDevicePath;\r
// Build vendor device path\r
//\r
CopyMem (&gVendorDevicePathTemplate.Guid, I2cDeviceContext->I2cDevice->DeviceGuid, sizeof (EFI_GUID));\r
- I2cDeviceContext->DevicePath = AppendDevicePathNode (\r
- I2cDeviceContext->I2cBusContext->ParentDevicePath,\r
- (EFI_DEVICE_PATH_PROTOCOL *) &gVendorDevicePathTemplate\r
- );\r
+ I2cDeviceContext->DevicePath = AppendDevicePathNode (\r
+ I2cDeviceContext->I2cBusContext->ParentDevicePath,\r
+ (EFI_DEVICE_PATH_PROTOCOL *)&gVendorDevicePathTemplate\r
+ );\r
ASSERT (I2cDeviceContext->DevicePath != NULL);\r
if (I2cDeviceContext->DevicePath == NULL) {\r
return EFI_OUT_OF_RESOURCES;\r
//\r
// Build the final I2C device path with controller node\r
//\r
- PreviousDevicePath = I2cDeviceContext->DevicePath;\r
+ PreviousDevicePath = I2cDeviceContext->DevicePath;\r
gControllerDevicePathTemplate.ControllerNumber = I2cDeviceContext->I2cDevice->DeviceIndex;\r
- I2cDeviceContext->DevicePath = AppendDevicePathNode (\r
- I2cDeviceContext->DevicePath,\r
- (EFI_DEVICE_PATH_PROTOCOL *) &gControllerDevicePathTemplate\r
- );\r
+ I2cDeviceContext->DevicePath = AppendDevicePathNode (\r
+ I2cDeviceContext->DevicePath,\r
+ (EFI_DEVICE_PATH_PROTOCOL *)&gControllerDevicePathTemplate\r
+ );\r
gBS->FreePool (PreviousDevicePath);\r
ASSERT (I2cDeviceContext->DevicePath != NULL);\r
if (I2cDeviceContext->DevicePath == NULL) {\r
**/\r
EFI_STATUS\r
EFIAPI\r
-InitializeI2cBus(\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE *SystemTable\r
+InitializeI2cBus (\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
)\r
{\r
- EFI_STATUS Status;\r
+ EFI_STATUS Status;\r
\r
//\r
// Install driver model protocol(s).\r
);\r
ASSERT_EFI_ERROR (Status);\r
\r
-\r
return Status;\r
}\r
\r
EFI_STATUS\r
EFIAPI\r
I2cBusUnload (\r
- IN EFI_HANDLE ImageHandle\r
+ IN EFI_HANDLE ImageHandle\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_HANDLE *DeviceHandleBuffer;\r
- UINTN DeviceHandleCount;\r
- UINTN Index;\r
- EFI_COMPONENT_NAME_PROTOCOL *ComponentName;\r
- EFI_COMPONENT_NAME2_PROTOCOL *ComponentName2;\r
+ EFI_STATUS Status;\r
+ EFI_HANDLE *DeviceHandleBuffer;\r
+ UINTN DeviceHandleCount;\r
+ UINTN Index;\r
+ EFI_COMPONENT_NAME_PROTOCOL *ComponentName;\r
+ EFI_COMPONENT_NAME2_PROTOCOL *ComponentName2;\r
\r
//\r
// Get the list of all I2C Controller handles in the handle database.\r
Status = gBS->HandleProtocol (\r
gI2cBusDriverBinding.DriverBindingHandle,\r
&gEfiComponentNameProtocolGuid,\r
- (VOID **) &ComponentName\r
+ (VOID **)&ComponentName\r
);\r
if (!EFI_ERROR (Status)) {\r
gBS->UninstallProtocolInterface (\r
Status = gBS->HandleProtocol (\r
gI2cBusDriverBinding.DriverBindingHandle,\r
&gEfiComponentName2ProtocolGuid,\r
- (VOID **) &ComponentName2\r
+ (VOID **)&ComponentName2\r
);\r
if (!EFI_ERROR (Status)) {\r
gBS->UninstallProtocolInterface (\r
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