Staging: hv: typedef removal for VmbusApi.h

The function pointers still have ugly names, but the structures
are now cleaned up.

Note, a comment was added where the driver structure is pointing
at a problem that needs to be fixed up later in the code.

Cc: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/Channel.c

@@ -791,7 +791,7 @@ Description:
 
 --*/
 int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *Channel,
-	PAGE_BUFFER			PageBuffers[],
+	struct hv_page_buffer PageBuffers[],
 	u32				PageCount,
 	void *				Buffer,
 	u32				BufferLen,
@@ -814,7 +814,7 @@ int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *Channel,
 	DumpVmbusChannel(Channel);
 
 	/* Adjust the size down since VMBUS_CHANNEL_PACKET_PAGE_BUFFER is the largest size we support */
-	descSize = sizeof(struct VMBUS_CHANNEL_PACKET_PAGE_BUFFER) - ((MAX_PAGE_BUFFER_COUNT - PageCount)*sizeof(PAGE_BUFFER));
+	descSize = sizeof(struct VMBUS_CHANNEL_PACKET_PAGE_BUFFER) - ((MAX_PAGE_BUFFER_COUNT - PageCount)*sizeof(struct hv_page_buffer));
 	packetLen = descSize + BufferLen;
 	packetLenAligned = ALIGN_UP(packetLen, sizeof(u64));
 
@@ -868,7 +868,7 @@ Description:
 
 --*/
 int VmbusChannelSendPacketMultiPageBuffer(struct vmbus_channel *Channel,
-	MULTIPAGE_BUFFER	*MultiPageBuffer,
+	struct hv_multipage_buffer *MultiPageBuffer,
 	void *				Buffer,
 	u32				BufferLen,
 	u64				RequestId

drivers/staging/hv/Channel.h

@@ -36,7 +36,7 @@ struct VMBUS_CHANNEL_PACKET_PAGE_BUFFER {
 	u64 TransactionId;
 	u32 Reserved;
 	u32 RangeCount;
-	PAGE_BUFFER Range[MAX_PAGE_BUFFER_COUNT];
+	struct hv_page_buffer Range[MAX_PAGE_BUFFER_COUNT];
 } __attribute__((packed));
 
 /* The format must be the same as VMDATA_GPA_DIRECT */
@@ -48,7 +48,7 @@ struct VMBUS_CHANNEL_PACKET_MULITPAGE_BUFFER {
 	u64 TransactionId;
 	u32 Reserved;
 	u32 RangeCount;		/* Always 1 in this case */
-	MULTIPAGE_BUFFER Range;
+	struct hv_multipage_buffer Range;
 } __attribute__((packed));
 
 
@@ -70,14 +70,14 @@ extern int VmbusChannelSendPacket(struct vmbus_channel *channel,
 				  u32 Flags);
 
 extern int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *channel,
-					    PAGE_BUFFER PageBuffers[],
+					    struct hv_page_buffer PageBuffers[],
 					    u32 PageCount,
 					    void *Buffer,
 					    u32 BufferLen,
 					    u64 RequestId);
 
 extern int VmbusChannelSendPacketMultiPageBuffer(struct vmbus_channel *channel,
-					MULTIPAGE_BUFFER *MultiPageBuffer,
+					struct hv_multipage_buffer *mpb,
 					void *Buffer,
 					u32 BufferLen,
 					u64 RequestId);

drivers/staging/hv/ChannelInterface.c

@@ -77,7 +77,7 @@ IVmbusChannelSendPacket(
 static int
 IVmbusChannelSendPacketPageBuffer(
 	struct hv_device *Device,
-	PAGE_BUFFER			PageBuffers[],
+	struct hv_page_buffer PageBuffers[],
 	u32				PageCount,
 	void *				Buffer,
 	u32				BufferLen,
@@ -95,7 +95,7 @@ IVmbusChannelSendPacketPageBuffer(
 static int
 IVmbusChannelSendPacketMultiPageBuffer(
 	struct hv_device *Device,
-	MULTIPAGE_BUFFER	*MultiPageBuffer,
+	struct hv_multipage_buffer *MultiPageBuffer,
 	void *				Buffer,
 	u32				BufferLen,
 	u64				RequestId
@@ -165,7 +165,7 @@ IVmbusChannelTeardownGpadl(
 
 }
 
-void GetChannelInterface(VMBUS_CHANNEL_INTERFACE *ChannelInterface)
+void GetChannelInterface(struct vmbus_channel_interface *ChannelInterface)
 {
 	ChannelInterface->Open						= IVmbusChannelOpen;
 	ChannelInterface->Close						= IVmbusChannelClose;
@@ -180,7 +180,7 @@ void GetChannelInterface(VMBUS_CHANNEL_INTERFACE *ChannelInterface)
 }
 
 
-void GetChannelInfo(struct hv_device *Device, DEVICE_INFO *DeviceInfo)
+void GetChannelInfo(struct hv_device *Device, struct hv_device_info *DeviceInfo)
 {
 	struct vmbus_channel_debug_info debugInfo;
 

drivers/staging/hv/ChannelInterface.h

@@ -27,8 +27,8 @@
 
 #include "include/VmbusApi.h"
 
-void GetChannelInterface(VMBUS_CHANNEL_INTERFACE *ChannelInterface);
+void GetChannelInterface(struct vmbus_channel_interface *ChannelInterface);
 
-void GetChannelInfo(struct hv_device *Device, DEVICE_INFO *DeviceInfo);
+void GetChannelInfo(struct hv_device *Device, struct hv_device_info *DeviceInfo);
 
 #endif /* _CHANNEL_INTERFACE_H_ */

drivers/staging/hv/NetVsc.c

@@ -825,7 +825,7 @@ NetVscOnDeviceAdd(
 
 	for (i=0; i < NETVSC_RECEIVE_PACKETLIST_COUNT; i++)
 	{
-		packet = kzalloc(sizeof(struct hv_netvsc_packet) + (NETVSC_RECEIVE_SG_COUNT* sizeof(PAGE_BUFFER)), GFP_KERNEL);
+		packet = kzalloc(sizeof(struct hv_netvsc_packet) + (NETVSC_RECEIVE_SG_COUNT* sizeof(struct hv_page_buffer)), GFP_KERNEL);
 		if (!packet)
 		{
 			DPRINT_DBG(NETVSC, "unable to allocate netvsc pkts for receive pool (wanted %d got %d)", NETVSC_RECEIVE_PACKETLIST_COUNT, i);

drivers/staging/hv/RndisFilter.c

@@ -72,7 +72,7 @@ typedef struct _RNDIS_REQUEST {
 
 	/* Simplify allocation by having a netvsc packet inline */
 	struct hv_netvsc_packet	Packet;
-	PAGE_BUFFER					Buffer;
+	struct hv_page_buffer Buffer;
 	/* FIXME: We assumed a fixed size request here. */
 	struct rndis_message RequestMessage;
 } RNDIS_REQUEST;

drivers/staging/hv/Vmbus.c

@@ -60,15 +60,12 @@ static struct hv_device* gDevice; /* vmbus root device */
 /* Internal routines */
 
 
-static void
-VmbusGetChannelInterface(
-	VMBUS_CHANNEL_INTERFACE *Interface
-	);
+static void VmbusGetChannelInterface(struct vmbus_channel_interface *Interface);
 
 static void
 VmbusGetChannelInfo(
 	struct hv_device *DeviceObject,
-	DEVICE_INFO		*DeviceInfo
+	struct hv_device_info *DeviceInfo
 	);
 
 static void
@@ -121,7 +118,7 @@ VmbusInitialize(
 	struct hv_driver *drv
 	)
 {
-	VMBUS_DRIVER_OBJECT* driver = (VMBUS_DRIVER_OBJECT*)drv;
+	struct vmbus_driver *driver = (struct vmbus_driver *)drv;
 	int ret=0;
 
 	DPRINT_ENTER(VMBUS);
@@ -192,10 +189,7 @@ Description:
 	Get the channel interface
 
 --*/
-static void
-VmbusGetChannelInterface(
-	VMBUS_CHANNEL_INTERFACE *Interface
-	)
+static void VmbusGetChannelInterface(struct vmbus_channel_interface *Interface)
 {
 	GetChannelInterface(Interface);
 }
@@ -204,7 +198,7 @@ VmbusGetChannelInterface(
 /*++;
 
 Name:
-	VmbusGetChannelInterface()
+	VmbusGetChannelInfo()
 
 Description:
 	Get the device info for the specified device object
@@ -213,7 +207,7 @@ Description:
 static void
 VmbusGetChannelInfo(
 	struct hv_device *DeviceObject,
-	DEVICE_INFO		*DeviceInfo
+	struct hv_device_info *DeviceInfo
 	)
 {
 	GetChannelInfo(DeviceObject, DeviceInfo);
@@ -235,7 +229,7 @@ struct hv_device *VmbusChildDeviceCreate(struct hv_guid *DeviceType,
 					 struct hv_guid *DeviceInstance,
 					 void *Context)
 {
-	VMBUS_DRIVER_OBJECT* vmbusDriver = (VMBUS_DRIVER_OBJECT*)gDriver;
+	struct vmbus_driver *vmbusDriver = (struct vmbus_driver *)gDriver;
 
 	return vmbusDriver->OnChildDeviceCreate(
 		DeviceType,
@@ -255,7 +249,7 @@ Description:
 --*/
 int VmbusChildDeviceAdd(struct hv_device *ChildDevice)
 {
-	VMBUS_DRIVER_OBJECT* vmbusDriver = (VMBUS_DRIVER_OBJECT*)gDriver;
+	struct vmbus_driver *vmbusDriver = (struct vmbus_driver *)gDriver;
 
 	return vmbusDriver->OnChildDeviceAdd(gDevice, ChildDevice);
 }
@@ -272,7 +266,7 @@ Description:
 --*/
 void VmbusChildDeviceRemove(struct hv_device *ChildDevice)
 {
-	VMBUS_DRIVER_OBJECT* vmbusDriver = (VMBUS_DRIVER_OBJECT*)gDriver;
+	struct vmbus_driver *vmbusDriver = (struct vmbus_driver *)gDriver;
 
 	vmbusDriver->OnChildDeviceRemove(ChildDevice);
 }
@@ -293,9 +287,9 @@ VmbusChildDeviceDestroy(
 struct hv_device  *ChildDevice
 )
 {
-VMBUS_DRIVER_OBJECT* vmbusDriver = (VMBUS_DRIVER_OBJECT*)gDriver;
+	struct vmbus_driver *vmbusDriver = (struct vmbus_driver *)gDriver;
 
-vmbusDriver->OnChildDeviceDestroy(ChildDevice);
+	vmbusDriver->OnChildDeviceDestroy(ChildDevice);
 }
 ************* */
 
@@ -381,7 +375,7 @@ VmbusOnCleanup(
 	struct hv_driver *drv
 	)
 {
-	/* VMBUS_DRIVER_OBJECT* driver = (VMBUS_DRIVER_OBJECT*)drv; */
+	/* struct vmbus_driver *driver = (struct vmbus_driver *)drv; */
 
 	DPRINT_ENTER(VMBUS);
 
@@ -485,7 +479,7 @@ VmbusOnISR(
 	struct hv_driver *drv
 	)
 {
-	/* VMBUS_DRIVER_OBJECT* driver = (VMBUS_DRIVER_OBJECT*)drv; */
+	/* struct vmbus_driver *driver = (struct vmbus_driver *)drv; */
 
 	int ret=0;
 	/* struct page* page; */

drivers/staging/hv/include/NetVscApi.h

@@ -102,7 +102,7 @@ struct hv_netvsc_packet {
 	u32					TotalDataBufferLength;
 	/* Points to the send/receive buffer where the ethernet frame is */
 	u32					PageBufferCount;
-	PAGE_BUFFER				PageBuffers[NETVSC_PACKET_MAXPAGE];
+	struct hv_page_buffer PageBuffers[NETVSC_PACKET_MAXPAGE];
 
 };
 

drivers/staging/hv/include/StorVscApi.h

@@ -92,7 +92,7 @@ struct hv_storvsc_request {
 	/* This points to the memory after DataBuffer */
 	void *					Extension;
 
-	MULTIPAGE_BUFFER		DataBuffer;
+	struct hv_multipage_buffer DataBuffer;
 };
 
 

drivers/staging/hv/include/VmbusApi.h

@@ -31,25 +31,26 @@
 #pragma pack(push, 1)
 
 /* Single-page buffer */
-typedef struct _PAGE_BUFFER {
+struct hv_page_buffer {
 	u32 Length;
 	u32 Offset;
 	u64 Pfn;
-} PAGE_BUFFER;
+};
 
 /* Multiple-page buffer */
-typedef struct _MULTIPAGE_BUFFER {
+struct hv_multipage_buffer {
 	/* Length and Offset determines the # of pfns in the array */
 	u32 Length;
 	u32 Offset;
 	u64 PfnArray[MAX_MULTIPAGE_BUFFER_COUNT];
-} MULTIPAGE_BUFFER;
+};
 
 /* 0x18 includes the proprietary packet header */
 #define MAX_PAGE_BUFFER_PACKET		(0x18 +			\
-					(sizeof(PAGE_BUFFER) * 	\
+					(sizeof(struct hv_page_buffer) * \
 					 MAX_PAGE_BUFFER_COUNT))
-#define MAX_MULTIPAGE_BUFFER_PACKET	(0x18 + sizeof(MULTIPAGE_BUFFER))
+#define MAX_MULTIPAGE_BUFFER_PACKET	(0x18 +			\
+					 sizeof(struct hv_multipage_buffer))
 
 
 #pragma pack(pop)
@@ -69,7 +70,7 @@ typedef int (*PFN_ON_ISR)(struct hv_driver *drv);
 typedef void (*PFN_ON_DPC)(struct hv_driver *drv);
 typedef void (*PFN_GET_CHANNEL_OFFERS)(void);
 
-typedef struct hv_device *(*PFN_ON_CHILDDEVICE_CREATE)
+typedef struct hv_device * (*PFN_ON_CHILDDEVICE_CREATE)
 				(struct hv_guid *DeviceType,
 				 struct hv_guid *DeviceInstance,
 				 void *Context);
@@ -94,14 +95,14 @@ typedef int (*VMBUS_CHANNEL_SEND_PACKET)(struct hv_device *Device,
 					 u32 Type,
 					 u32 Flags);
 typedef int (*VMBUS_CHANNEL_SEND_PACKET_PAGEBUFFER)(struct hv_device *Device,
-						    PAGE_BUFFER PageBuffers[],
-						    u32 PageCount,
-						    void *Buffer,
-						    u32 BufferLen,
-						    u64 RequestId);
-typedef int(*VMBUS_CHANNEL_SEND_PACKET_MULTIPAGEBUFFER)
+					struct hv_page_buffer PageBuffers[],
+					u32 PageCount,
+					void *Buffer,
+					u32 BufferLen,
+					u64 RequestId);
+typedef int (*VMBUS_CHANNEL_SEND_PACKET_MULTIPAGEBUFFER)
 					(struct hv_device *Device,
-					 MULTIPAGE_BUFFER *MultiPageBuffer,
+					 struct hv_multipage_buffer *mpb,
 					 void *Buffer,
 					 u32 BufferLen,
 					 u64 RequestId);
@@ -123,15 +124,15 @@ typedef int (*VMBUS_CHANNEL_TEARDOWN_GPADL)(struct hv_device *Device,
 					    u32 GpadlHandle);
 
 
-typedef struct _PORT_INFO {
+struct hv_dev_port_info {
 	u32 InterruptMask;
 	u32 ReadIndex;
 	u32 WriteIndex;
 	u32 BytesAvailToRead;
 	u32 BytesAvailToWrite;
-} PORT_INFO;
+};
 
-typedef struct _DEVICE_INFO {
+struct hv_device_info {
 	u32 ChannelId;
 	u32 ChannelState;
 	struct hv_guid ChannelType;
@@ -145,14 +146,14 @@ typedef struct _DEVICE_INFO {
 	u32 ClientMonitorLatency;
 	u32 ClientMonitorConnectionId;
 
-	PORT_INFO Inbound;
-	PORT_INFO Outbound;
-} DEVICE_INFO;
+	struct hv_dev_port_info Inbound;
+	struct hv_dev_port_info Outbound;
+};
 
 typedef void (*VMBUS_GET_CHANNEL_INFO)(struct hv_device *Device,
-				       DEVICE_INFO *DeviceInfo);
+				       struct hv_device_info *DeviceInfo);
 
-typedef struct _VMBUS_CHANNEL_INTERFACE {
+struct vmbus_channel_interface {
 	VMBUS_CHANNEL_OPEN Open;
 	VMBUS_CHANNEL_CLOSE Close;
 	VMBUS_CHANNEL_SEND_PACKET SendPacket;
@@ -163,9 +164,9 @@ typedef struct _VMBUS_CHANNEL_INTERFACE {
 	VMBUS_CHANNEL_ESTABLISH_GPADL EstablishGpadl;
 	VMBUS_CHANNEL_TEARDOWN_GPADL TeardownGpadl;
 	VMBUS_GET_CHANNEL_INFO GetInfo;
-} VMBUS_CHANNEL_INTERFACE;
+};
 
-typedef void (*VMBUS_GET_CHANNEL_INTERFACE)(VMBUS_CHANNEL_INTERFACE *Interface);
+typedef void (*VMBUS_GET_CHANNEL_INTERFACE)(struct vmbus_channel_interface *i);
 
 /* Base driver object */
 struct hv_driver {
@@ -181,7 +182,7 @@ struct hv_driver {
 	PFN_ON_GETDEVICEIDS OnGetDeviceIds;
 	PFN_ON_CLEANUP OnCleanup;
 
-	VMBUS_CHANNEL_INTERFACE VmbusChannelInterface;
+	struct vmbus_channel_interface VmbusChannelInterface;
 };
 
 /* Base device object */
@@ -204,7 +205,7 @@ struct hv_device {
 };
 
 /* Vmbus driver object */
-typedef struct _VMBUS_DRIVER_OBJECT {
+struct vmbus_driver {
 	/* !! Must be the 1st field !! */
 	/* FIXME if ^, then someone is doing somthing stupid */
 	struct hv_driver Base;
@@ -223,7 +224,7 @@ typedef struct _VMBUS_DRIVER_OBJECT {
 
 	VMBUS_GET_CHANNEL_INTERFACE GetChannelInterface;
 	VMBUS_GET_CHANNEL_INFO GetChannelInfo;
-} VMBUS_DRIVER_OBJECT;
+};
 
 int VmbusInitialize(struct hv_driver *drv);
 

drivers/staging/hv/netvsc_drv.c

@@ -429,14 +429,14 @@ static int netvsc_start_xmit (struct sk_buff *skb, struct net_device *net)
 	num_frags = skb_shinfo(skb)->nr_frags + 1 + net_drv_obj->AdditionalRequestPageBufferCount;
 
 	/* Allocate a netvsc packet based on # of frags. */
-	packet = kzalloc(sizeof(struct hv_netvsc_packet) + (num_frags * sizeof(PAGE_BUFFER)) + net_drv_obj->RequestExtSize, GFP_ATOMIC);
+	packet = kzalloc(sizeof(struct hv_netvsc_packet) + (num_frags * sizeof(struct hv_page_buffer)) + net_drv_obj->RequestExtSize, GFP_ATOMIC);
 	if (!packet)
 	{
 		DPRINT_ERR(NETVSC_DRV, "unable to allocate hv_netvsc_packet");
 		return -1;
 	}
 
-	packet->Extension = (void*)(unsigned long)packet + sizeof(struct hv_netvsc_packet) + (num_frags * sizeof(PAGE_BUFFER)) ;
+	packet->Extension = (void*)(unsigned long)packet + sizeof(struct hv_netvsc_packet) + (num_frags * sizeof(struct hv_page_buffer)) ;
 
 	/* Setup the rndis header */
 	packet->PageBufferCount = num_frags;

drivers/staging/hv/vmbus.h

@@ -76,6 +76,6 @@ static inline struct driver_context *driver_to_driver_context(struct device_driv
 
 int vmbus_child_driver_register(struct driver_context *driver_ctx);
 void vmbus_child_driver_unregister(struct driver_context *driver_ctx);
-void vmbus_get_interface(VMBUS_CHANNEL_INTERFACE *interface);
+void vmbus_get_interface(struct vmbus_channel_interface *interface);
 
 #endif /* _VMBUS_H_ */

drivers/staging/hv/vmbus_drv.c

@@ -49,7 +49,7 @@ struct vmbus_driver_context {
 	/* The driver field is not used in here. Instead, the bus field is */
 	/* used to represent the driver */
 	struct driver_context	drv_ctx;
-	VMBUS_DRIVER_OBJECT		drv_obj;
+	struct vmbus_driver drv_obj;
 
 	struct bus_type			bus;
 	struct tasklet_struct	msg_dpc;
@@ -79,7 +79,7 @@ static struct hv_device *vmbus_child_device_create(struct hv_guid *type, struct
 static void vmbus_child_device_destroy(struct hv_device *device_obj);
 static int vmbus_child_device_register(struct hv_device *root_device_obj, struct hv_device *child_device_obj);
 static void vmbus_child_device_unregister(struct hv_device *child_device_obj);
-static void vmbus_child_device_get_info(struct hv_device *device_obj, DEVICE_INFO *device_info);
+static void vmbus_child_device_get_info(struct hv_device *device_obj, struct hv_device_info *device_info);
 
 /* static ssize_t vmbus_show_class_id(struct device *dev, struct device_attribute *attr, char *buf); */
 /* static ssize_t vmbus_show_device_id(struct device *dev, struct device_attribute *attr, char *buf); */
@@ -159,9 +159,9 @@ Desc:	Show the device attribute in sysfs. This is invoked when user does a "cat
 static ssize_t vmbus_show_device_attr(struct device *dev, struct device_attribute *dev_attr, char *buf)
 {
 	struct device_context *device_ctx = device_to_device_context(dev);
-	DEVICE_INFO device_info;
+	struct hv_device_info device_info;
 
-	memset(&device_info, 0, sizeof(DEVICE_INFO));
+	memset(&device_info, 0, sizeof(struct hv_device_info));
 
 	vmbus_child_device_get_info(&device_ctx->device_obj, &device_info);
 
@@ -325,7 +325,7 @@ static int vmbus_bus_init(PFN_DRIVERINITIALIZE pfn_drv_init)
 	unsigned int vector=0;
 
 	struct vmbus_driver_context *vmbus_drv_ctx=&g_vmbus_drv;
-	VMBUS_DRIVER_OBJECT *vmbus_drv_obj=&g_vmbus_drv.drv_obj;
+	struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
 
 	struct device_context *dev_ctx=&g_vmbus_drv.device_ctx;
 
@@ -446,7 +446,7 @@ Desc:	Terminate the vmbus driver. This routine is opposite of vmbus_bus_init()
 --*/
 static void vmbus_bus_exit(void)
 {
-	VMBUS_DRIVER_OBJECT *vmbus_drv_obj=&g_vmbus_drv.drv_obj;
+	struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
 	struct vmbus_driver_context *vmbus_drv_ctx=&g_vmbus_drv;
 
 	struct device_context *dev_ctx=&g_vmbus_drv.device_ctx;
@@ -484,7 +484,7 @@ Desc:	Register a vmbus's child driver
 --*/
 int vmbus_child_driver_register(struct driver_context* driver_ctx)
 {
-	VMBUS_DRIVER_OBJECT *vmbus_drv_obj=&g_vmbus_drv.drv_obj;
+	struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
 	int ret;
 
 	DPRINT_ENTER(VMBUS_DRV);
@@ -534,9 +534,9 @@ Name:	vmbus_get_interface()
 Desc:	Get the vmbus channel interface. This is invoked by child/client driver that sits
 		above vmbus
 --*/
-void vmbus_get_interface(VMBUS_CHANNEL_INTERFACE *interface)
+void vmbus_get_interface(struct vmbus_channel_interface *interface)
 {
-	VMBUS_DRIVER_OBJECT *vmbus_drv_obj=&g_vmbus_drv.drv_obj;
+	struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
 
 	vmbus_drv_obj->GetChannelInterface(interface);
 }
@@ -550,9 +550,9 @@ Name:	vmbus_child_device_get_info()
 
 Desc:	Get the vmbus child device info. This is invoked to display various device attributes in sysfs.
 --*/
-static void vmbus_child_device_get_info(struct hv_device *device_obj, DEVICE_INFO *device_info)
+static void vmbus_child_device_get_info(struct hv_device *device_obj, struct hv_device_info *device_info)
 {
-	VMBUS_DRIVER_OBJECT *vmbus_drv_obj=&g_vmbus_drv.drv_obj;
+	struct vmbus_driver *vmbus_drv_obj = &g_vmbus_drv.drv_obj;
 
 	vmbus_drv_obj->GetChannelInfo(device_obj, device_info);
 }
@@ -1000,7 +1000,7 @@ Desc:	Tasklet routine to handle hypervisor messages
 --*/
 static void vmbus_msg_dpc(unsigned long data)
 {
-	VMBUS_DRIVER_OBJECT* vmbus_drv_obj = (VMBUS_DRIVER_OBJECT*)data;
+	struct vmbus_driver *vmbus_drv_obj = (struct vmbus_driver *)data;
 
 	DPRINT_ENTER(VMBUS_DRV);
 
@@ -1021,7 +1021,7 @@ Desc:	Tasklet routine to handle hypervisor events
 --*/
 static void vmbus_event_dpc(unsigned long data)
 {
-	VMBUS_DRIVER_OBJECT* vmbus_drv_obj = (VMBUS_DRIVER_OBJECT*)data;
+	struct vmbus_driver *vmbus_drv_obj = (struct vmbus_driver *)data;
 
 	DPRINT_ENTER(VMBUS_DRV);
 
@@ -1043,7 +1043,7 @@ Desc:	ISR routine
 static irqreturn_t vmbus_isr(int irq, void* dev_id)
 {
 	int ret=0;
-	VMBUS_DRIVER_OBJECT* vmbus_driver_obj = &g_vmbus_drv.drv_obj;
+	struct vmbus_driver *vmbus_driver_obj = &g_vmbus_drv.drv_obj;
 
 	DPRINT_ENTER(VMBUS_DRV);