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Staging: hv: remove typedefs from VmbusPacketFormat.h

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All spiffied up now, shines like a brass button on the bump of a barge's
bilge.

Cc: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2009-08-27 16:02:36 -07:00
parent 4bedd6be8b
commit 8dc0a06ad1
6 changed files with 78 additions and 86 deletions
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28
drivers/staging/hv/Channel.c
View file

@ -395,13 +395,13 @@ VmbusChannelCreateGpadlHeader(
pfn = virt_to_phys(Kbuffer) >> PAGE_SHIFT;
/* do we need a gpadl body msg */
pfnSize = MAX_SIZE_CHANNEL_MESSAGE - sizeof(struct vmbus_channel_gpadl_header) - sizeof(GPA_RANGE);
pfnSize = MAX_SIZE_CHANNEL_MESSAGE - sizeof(struct vmbus_channel_gpadl_header) - sizeof(struct gpa_range);
pfnCount = pfnSize / sizeof(u64);
if (pageCount > pfnCount) /* we need a gpadl body */
{
/* fill in the header */
msgSize = sizeof(struct vmbus_channel_msginfo) + sizeof(struct vmbus_channel_gpadl_header) + sizeof(GPA_RANGE) + pfnCount*sizeof(u64);
msgSize = sizeof(struct vmbus_channel_msginfo) + sizeof(struct vmbus_channel_gpadl_header) + sizeof(struct gpa_range) + pfnCount*sizeof(u64);
msgHeader = kzalloc(msgSize, GFP_KERNEL);
INITIALIZE_LIST_HEAD(&msgHeader->SubMsgList);
@ -409,7 +409,7 @@ VmbusChannelCreateGpadlHeader(
gpaHeader = (struct vmbus_channel_gpadl_header *)msgHeader->Msg;
gpaHeader->RangeCount = 1;
gpaHeader->RangeBufLen = sizeof(GPA_RANGE) + pageCount*sizeof(u64);
gpaHeader->RangeBufLen = sizeof(struct gpa_range) + pageCount*sizeof(u64);
gpaHeader->Range[0].ByteOffset = 0;
gpaHeader->Range[0].ByteCount = Size;
for (i=0; i<pfnCount; i++)
@ -461,13 +461,13 @@ VmbusChannelCreateGpadlHeader(
else
{
/* everything fits in a header */
msgSize = sizeof(struct vmbus_channel_msginfo) + sizeof(struct vmbus_channel_gpadl_header) + sizeof(GPA_RANGE) + pageCount*sizeof(u64);
msgSize = sizeof(struct vmbus_channel_msginfo) + sizeof(struct vmbus_channel_gpadl_header) + sizeof(struct gpa_range) + pageCount*sizeof(u64);
msgHeader = kzalloc(msgSize, GFP_KERNEL);
msgHeader->MessageSize=msgSize;
gpaHeader = (struct vmbus_channel_gpadl_header *)msgHeader->Msg;
gpaHeader->RangeCount = 1;
gpaHeader->RangeBufLen = sizeof(GPA_RANGE) + pageCount*sizeof(u64);
gpaHeader->RangeBufLen = sizeof(struct gpa_range) + pageCount*sizeof(u64);
gpaHeader->Range[0].ByteOffset = 0;
gpaHeader->Range[0].ByteCount = Size;
for (i=0; i<pageCount; i++)
@ -730,13 +730,13 @@ int VmbusChannelSendPacket(struct vmbus_channel *Channel,
const void * Buffer,
u32 BufferLen,
u64 RequestId,
VMBUS_PACKET_TYPE Type,
enum vmbus_packet_type Type,
u32 Flags
)
{
int ret=0;
VMPACKET_DESCRIPTOR desc;
u32 packetLen = sizeof(VMPACKET_DESCRIPTOR) + BufferLen;
struct vmpacket_descriptor desc;
u32 packetLen = sizeof(struct vmpacket_descriptor) + BufferLen;
u32 packetLenAligned = ALIGN_UP(packetLen, sizeof(u64));
struct scatterlist bufferList[3];
u64 alignedData=0;
@ -751,12 +751,12 @@ int VmbusChannelSendPacket(struct vmbus_channel *Channel,
/* Setup the descriptor */
desc.Type = Type; /* VmbusPacketTypeDataInBand; */
desc.Flags = Flags; /* VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED; */
desc.DataOffset8 = sizeof(VMPACKET_DESCRIPTOR) >> 3; /* in 8-bytes granularity */
desc.DataOffset8 = sizeof(struct vmpacket_descriptor) >> 3; /* in 8-bytes granularity */
desc.Length8 = (u16)(packetLenAligned >> 3);
desc.TransactionId = RequestId;
sg_init_table(bufferList,3);
sg_set_buf(&bufferList[0], &desc, sizeof(VMPACKET_DESCRIPTOR));
sg_set_buf(&bufferList[0], &desc, sizeof(struct vmpacket_descriptor));
sg_set_buf(&bufferList[1], Buffer, BufferLen);
sg_set_buf(&bufferList[2], &alignedData, packetLenAligned - packetLen);
@ -946,7 +946,7 @@ int VmbusChannelRecvPacket(struct vmbus_channel *Channel,
u32 *BufferActualLen,
u64 *RequestId)
{
VMPACKET_DESCRIPTOR desc;
struct vmpacket_descriptor desc;
u32 packetLen;
u32 userLen;
int ret;
@ -959,7 +959,7 @@ int VmbusChannelRecvPacket(struct vmbus_channel *Channel,
spin_lock_irqsave(&Channel->inbound_lock, flags);
ret = RingBufferPeek(&Channel->Inbound, &desc, sizeof(VMPACKET_DESCRIPTOR));
ret = RingBufferPeek(&Channel->Inbound, &desc, sizeof(struct vmpacket_descriptor));
if (ret != 0)
{
spin_unlock_irqrestore(&Channel->inbound_lock, flags);
@ -1022,7 +1022,7 @@ int VmbusChannelRecvPacketRaw(struct vmbus_channel *Channel,
u64* RequestId
)
{
VMPACKET_DESCRIPTOR desc;
struct vmpacket_descriptor desc;
u32 packetLen;
u32 userLen;
int ret;
@ -1035,7 +1035,7 @@ int VmbusChannelRecvPacketRaw(struct vmbus_channel *Channel,
spin_lock_irqsave(&Channel->inbound_lock, flags);
ret = RingBufferPeek(&Channel->Inbound, &desc, sizeof(VMPACKET_DESCRIPTOR));
ret = RingBufferPeek(&Channel->Inbound, &desc, sizeof(struct vmpacket_descriptor));
if (ret != 0)
{
spin_unlock_irqrestore(&Channel->inbound_lock, flags);

6
drivers/staging/hv/Channel.h
View file

@ -27,7 +27,7 @@
#include "ChannelMgmt.h"
/* The format must be the same as VMDATA_GPA_DIRECT */
/* The format must be the same as struct vmdata_gpa_direct */
struct VMBUS_CHANNEL_PACKET_PAGE_BUFFER {
u16 Type;
u16 DataOffset8;
@ -39,7 +39,7 @@ struct VMBUS_CHANNEL_PACKET_PAGE_BUFFER {
struct hv_page_buffer Range[MAX_PAGE_BUFFER_COUNT];
} __attribute__((packed));
/* The format must be the same as VMDATA_GPA_DIRECT */
/* The format must be the same as struct vmdata_gpa_direct */
struct VMBUS_CHANNEL_PACKET_MULITPAGE_BUFFER {
u16 Type;
u16 DataOffset8;
@ -66,7 +66,7 @@ extern int VmbusChannelSendPacket(struct vmbus_channel *channel,
const void *Buffer,
u32 BufferLen,
u64 RequestId,
VMBUS_PACKET_TYPE Type,
enum vmbus_packet_type Type,
u32 Flags);
extern int VmbusChannelSendPacketPageBuffer(struct vmbus_channel *channel,

20
drivers/staging/hv/NetVsc.c
View file

@ -92,7 +92,7 @@ NetVscConnectToVsp(
static void
NetVscOnSendCompletion(
struct hv_device *Device,
VMPACKET_DESCRIPTOR *Packet
struct vmpacket_descriptor *Packet
);
static int
@ -104,7 +104,7 @@ NetVscOnSend(
static void
NetVscOnReceive(
struct hv_device *Device,
VMPACKET_DESCRIPTOR *Packet
struct vmpacket_descriptor *Packet
);
static void
@ -236,8 +236,8 @@ NetVscInitialize(
DPRINT_ENTER(NETVSC);
DPRINT_DBG(NETVSC, "sizeof(struct hv_netvsc_packet)=%zd, sizeof(NVSP_MESSAGE)=%zd, sizeof(VMTRANSFER_PAGE_PACKET_HEADER)=%zd",
sizeof(struct hv_netvsc_packet), sizeof(NVSP_MESSAGE), sizeof(VMTRANSFER_PAGE_PACKET_HEADER));
DPRINT_DBG(NETVSC, "sizeof(struct hv_netvsc_packet)=%zd, sizeof(NVSP_MESSAGE)=%zd, sizeof(struct vmtransfer_page_packet_header)=%zd",
sizeof(struct hv_netvsc_packet), sizeof(NVSP_MESSAGE), sizeof(struct vmtransfer_page_packet_header));
/* Make sure we are at least 2 pages since 1 page is used for control */
ASSERT(driver->RingBufferSize >= (PAGE_SIZE << 1));
@ -991,7 +991,7 @@ NetVscOnCleanup(
static void
NetVscOnSendCompletion(
struct hv_device *Device,
VMPACKET_DESCRIPTOR *Packet
struct vmpacket_descriptor *Packet
)
{
struct NETVSC_DEVICE *netDevice;
@ -1109,11 +1109,11 @@ NetVscOnSend(
static void
NetVscOnReceive(
struct hv_device *Device,
VMPACKET_DESCRIPTOR *Packet
struct vmpacket_descriptor *Packet
)
{
struct NETVSC_DEVICE *netDevice;
VMTRANSFER_PAGE_PACKET_HEADER *vmxferpagePacket;
struct vmtransfer_page_packet_header *vmxferpagePacket;
NVSP_MESSAGE *nvspPacket;
struct hv_netvsc_packet *netvscPacket=NULL;
LIST_ENTRY* entry;
@ -1157,7 +1157,7 @@ NetVscOnReceive(
DPRINT_DBG(NETVSC, "NVSP packet received - type %d", nvspPacket->Header.MessageType);
vmxferpagePacket = (VMTRANSFER_PAGE_PACKET_HEADER*)Packet;
vmxferpagePacket = (struct vmtransfer_page_packet_header *)Packet;
if (vmxferpagePacket->TransferPageSetId != NETVSC_RECEIVE_BUFFER_ID)
{
@ -1420,7 +1420,7 @@ NetVscOnChannelCallback(
u32 bytesRecvd;
u64 requestId;
unsigned char packet[netPacketSize];
VMPACKET_DESCRIPTOR *desc;
struct vmpacket_descriptor *desc;
unsigned char *buffer=packet;
int bufferlen=netPacketSize;
@ -1451,7 +1451,7 @@ NetVscOnChannelCallback(
{
DPRINT_DBG(NETVSC, "receive %d bytes, tid %llx", bytesRecvd, requestId);
desc = (VMPACKET_DESCRIPTOR*)buffer;
desc = (struct vmpacket_descriptor*)buffer;
switch (desc->Type)
{
case VmbusPacketTypeCompletion:

2
drivers/staging/hv/include/ChannelMessages.h
View file

@ -151,7 +151,7 @@ struct vmbus_channel_gpadl_header {
u32 Gpadl;
u16 RangeBufLen;
u16 RangeCount;
GPA_RANGE Range[0];
struct gpa_range Range[0];
} __attribute__((packed));
/* This is the followup packet that contains more PFNs. */

106
drivers/staging/hv/include/VmbusPacketFormat.h
View file

@ -23,57 +23,55 @@
#ifndef _VMBUSPACKETFORMAT_H_
typedef struct {
struct vmpacket_descriptor {
u16 Type;
u16 DataOffset8;
u16 Length8;
u16 Flags;
u64 TransactionId;
} __attribute__((packed)) VMPACKET_DESCRIPTOR, *PVMPACKET_DESCRIPTOR;
} __attribute__((packed));
typedef u32 PREVIOUS_PACKET_OFFSET, *PPREVIOUS_PACKET_OFFSET;
struct vmpacket_header {
u32 PreviousPacketStartOffset;
struct vmpacket_descriptor Descriptor;
} __attribute__((packed));
typedef struct {
PREVIOUS_PACKET_OFFSET PreviousPacketStartOffset;
VMPACKET_DESCRIPTOR Descriptor;
} __attribute__((packed)) VMPACKET_HEADER, *PVMPACKET_HEADER;
typedef struct {
struct vmtransfer_page_range {
u32 ByteCount;
u32 ByteOffset;
} __attribute__((packed)) VMTRANSFER_PAGE_RANGE, *PVMTRANSFER_PAGE_RANGE;
} __attribute__((packed));
typedef struct VMTRANSFER_PAGE_PACKET_HEADER {
VMPACKET_DESCRIPTOR d;
struct vmtransfer_page_packet_header {
struct vmpacket_descriptor d;
u16 TransferPageSetId;
bool SenderOwnsSet;
u8 Reserved;
u32 RangeCount;
VMTRANSFER_PAGE_RANGE Ranges[1];
} __attribute__((packed)) VMTRANSFER_PAGE_PACKET_HEADER, *PVMTRANSFER_PAGE_PACKET_HEADER;
struct vmtransfer_page_range Ranges[1];
} __attribute__((packed));
typedef struct _VMGPADL_PACKET_HEADER {
VMPACKET_DESCRIPTOR d;
struct vmgpadl_packet_header {
struct vmpacket_descriptor d;
u32 Gpadl;
u32 Reserved;
} __attribute__((packed)) VMGPADL_PACKET_HEADER, *PVMGPADL_PACKET_HEADER;
} __attribute__((packed));
typedef struct _VMADD_REMOVE_TRANSFER_PAGE_SET {
VMPACKET_DESCRIPTOR d;
struct vmadd_remove_transfer_page_set {
struct vmpacket_descriptor d;
u32 Gpadl;
u16 TransferPageSetId;
u16 Reserved;
} __attribute__((packed)) VMADD_REMOVE_TRANSFER_PAGE_SET, *PVMADD_REMOVE_TRANSFER_PAGE_SET;
} __attribute__((packed));
/*
* This structure defines a range in guest physical space that can be made to
* look virtually contiguous.
*/
typedef struct _GPA_RANGE {
struct gpa_range {
u32 ByteCount;
u32 ByteOffset;
u64 PfnArray[0];
} GPA_RANGE, *PGPA_RANGE;
};
/*
* This is the format for an Establish Gpadl packet, which contains a handle by
@ -82,71 +80,65 @@ typedef struct _GPA_RANGE {
* ranges, then the resulting MDL will be "chained," representing multiple VA
* ranges.
*/
typedef struct _VMESTABLISH_GPADL {
VMPACKET_DESCRIPTOR d;
struct vmestablish_gpadl {
struct vmpacket_descriptor d;
u32 Gpadl;
u32 RangeCount;
GPA_RANGE Range[1];
} __attribute__((packed)) VMESTABLISH_GPADL, *PVMESTABLISH_GPADL;
struct gpa_range Range[1];
} __attribute__((packed));
/*
* This is the format for a Teardown Gpadl packet, which indicates that the
* GPADL handle in the Establish Gpadl packet will never be referenced again.
*/
typedef struct _VMTEARDOWN_GPADL {
VMPACKET_DESCRIPTOR d;
struct vmteardown_gpadl {
struct vmpacket_descriptor d;
u32 Gpadl;
u32 Reserved; /* for alignment to a 8-byte boundary */
} __attribute__((packed)) VMTEARDOWN_GPADL, *PVMTEARDOWN_GPADL;
} __attribute__((packed));
/*
* This is the format for a GPA-Direct packet, which contains a set of GPA
* ranges, in addition to commands and/or data.
*/
typedef struct _VMDATA_GPA_DIRECT {
VMPACKET_DESCRIPTOR d;
struct vmdata_gpa_direct {
struct vmpacket_descriptor d;
u32 Reserved;
u32 RangeCount;
GPA_RANGE Range[1];
} __attribute__((packed)) VMDATA_GPA_DIRECT, *PVMDATA_GPA_DIRECT;
struct gpa_range Range[1];
} __attribute__((packed));
/* This is the format for a Additional Data Packet. */
typedef struct _VMADDITIONAL_DATA {
VMPACKET_DESCRIPTOR d;
struct vmadditional_data {
struct vmpacket_descriptor d;
u64 TotalBytes;
u32 ByteOffset;
u32 ByteCount;
unsigned char Data[1];
} __attribute__((packed)) VMADDITIONAL_DATA, *PVMADDITIONAL_DATA;
} __attribute__((packed));
typedef union {
VMPACKET_DESCRIPTOR SimpleHeader;
VMTRANSFER_PAGE_PACKET_HEADER TransferPageHeader;
VMGPADL_PACKET_HEADER GpadlHeader;
VMADD_REMOVE_TRANSFER_PAGE_SET AddRemoveTransferPageHeader;
VMESTABLISH_GPADL EstablishGpadlHeader;
VMTEARDOWN_GPADL TeardownGpadlHeader;
VMDATA_GPA_DIRECT DataGpaDirectHeader;
} VMPACKET_LARGEST_POSSIBLE_HEADER, *PVMPACKET_LARGEST_POSSIBLE_HEADER;
union vmpacket_largest_possible_header {
struct vmpacket_descriptor SimpleHeader;
struct vmtransfer_page_packet_header TransferPageHeader;
struct vmgpadl_packet_header GpadlHeader;
struct vmadd_remove_transfer_page_set AddRemoveTransferPageHeader;
struct vmestablish_gpadl EstablishGpadlHeader;
struct vmteardown_gpadl TeardownGpadlHeader;
struct vmdata_gpa_direct DataGpaDirectHeader;
};
#define VMPACKET_DATA_START_ADDRESS(__packet) \
(void *)(((unsigned char *)__packet) + \
((PVMPACKET_DESCRIPTOR)__packet)->DataOffset8 * 8)
((struct vmpacket_descriptor)__packet)->DataOffset8 * 8)
#define VMPACKET_DATA_LENGTH(__packet) \
((((PVMPACKET_DESCRIPTOR)__packet)->Length8 - \
((PVMPACKET_DESCRIPTOR)__packet)->DataOffset8) * 8)
((((struct vmpacket_descriptor)__packet)->Length8 - \
((struct vmpacket_descriptor)__packet)->DataOffset8) * 8)
#define VMPACKET_TRANSFER_MODE(__packet) \
(((PVMPACKET_DESCRIPTOR)__packet)->Type)
(((struct IMPACT)__packet)->Type)
typedef enum {
VmbusServerEndpoint = 0,
VmbusClientEndpoint,
VmbusEndpointMaximum
} ENDPOINT_TYPE, *PENDPOINT_TYPE;
typedef enum {
enum vmbus_packet_type {
VmbusPacketTypeInvalid = 0x0,
VmbusPacketTypeSynch = 0x1,
VmbusPacketTypeAddTransferPageSet = 0x2,
@ -161,7 +153,7 @@ typedef enum {
VmbusPacketTypeCompletion = 0xb,
VmbusPacketTypeDataUsingAdditionalPackets = 0xc,
VmbusPacketTypeAdditionalData = 0xd
} VMBUS_PACKET_TYPE, *PVMBUS_PACKET_TYPE;
};
#define VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED 1

2
drivers/staging/hv/vstorage.h
View file

@ -58,7 +58,7 @@
/* the host adapter. */
/* The max transfer length will be published when we offer a vmbus channel. */
#define MAX_TRANSFER_LENGTH 0x40000
#define DEFAULT_PACKET_SIZE (sizeof(VMDATA_GPA_DIRECT) + \
#define DEFAULT_PACKET_SIZE (sizeof(struct vmdata_gpa_direct) + \
sizeof(struct vstor_packet) + \
sizesizeof(u64) * (MAX_TRANSFER_LENGTH / PAGE_SIZE)))