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Commit 314b1c8b authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
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Staging: hv: codingsyle cleanups for ChannelMessages.h 

Everything but the typedefs are taken care of.

Also a number of unused defines were removed.

Cc: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent ee3d7ddf
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Showing with 151 additions and 244 deletions
drivers/staging/hv/include/ChannelMessages.h
View file @ 314b1c8b
......@@ -21,163 +21,126 @@
*
*/
#pragma once
#ifndef __CHANNELMESSAGES_H
#define __CHANNELMESSAGES_H
#include "VmbusPacketFormat.h"
#define C_ASSERT(x)
typedef u32 NTSTATUS;
#pragma pack(push,1)
/* Version 1 messages */
typedef enum _VMBUS_CHANNEL_MESSAGE_TYPE
{
ChannelMessageInvalid = 0,
ChannelMessageOfferChannel = 1,
ChannelMessageRescindChannelOffer = 2,
ChannelMessageRequestOffers = 3,
ChannelMessageAllOffersDelivered = 4,
ChannelMessageOpenChannel = 5,
ChannelMessageOpenChannelResult = 6,
ChannelMessageCloseChannel = 7,
ChannelMessageGpadlHeader = 8,
ChannelMessageGpadlBody = 9,
ChannelMessageGpadlCreated = 10,
ChannelMessageGpadlTeardown = 11,
ChannelMessageGpadlTorndown = 12,
ChannelMessageRelIdReleased = 13,
ChannelMessageInitiateContact = 14,
ChannelMessageVersionResponse = 15,
ChannelMessageUnload = 16,
typedef enum _VMBUS_CHANNEL_MESSAGE_TYPE {
ChannelMessageInvalid = 0,
ChannelMessageOfferChannel = 1,
ChannelMessageRescindChannelOffer = 2,
ChannelMessageRequestOffers = 3,
ChannelMessageAllOffersDelivered = 4,
ChannelMessageOpenChannel = 5,
ChannelMessageOpenChannelResult = 6,
ChannelMessageCloseChannel = 7,
ChannelMessageGpadlHeader = 8,
ChannelMessageGpadlBody = 9,
ChannelMessageGpadlCreated = 10,
ChannelMessageGpadlTeardown = 11,
ChannelMessageGpadlTorndown = 12,
ChannelMessageRelIdReleased = 13,
ChannelMessageInitiateContact = 14,
ChannelMessageVersionResponse = 15,
ChannelMessageUnload = 16,
#ifdef VMBUS_FEATURE_PARENT_OR_PEER_MEMORY_MAPPED_INTO_A_CHILD
ChannelMessageViewRangeAdd = 17,
ChannelMessageViewRangeRemove = 18,
ChannelMessageViewRangeAdd = 17,
ChannelMessageViewRangeRemove = 18,
#endif
ChannelMessageCount
} VMBUS_CHANNEL_MESSAGE_TYPE, *PVMBUS_CHANNEL_MESSAGE_TYPE;
ChannelMessageCount
} __attribute__((packed)) VMBUS_CHANNEL_MESSAGE_TYPE, *PVMBUS_CHANNEL_MESSAGE_TYPE;
/* begin_wpp config */
/* CUSTOM_TYPE(ChannelMessageType, ItemEnum(_VMBUS_CHANNEL_MESSAGE_TYPE)); */
/* end_wpp */
typedef struct _VMBUS_CHANNEL_MESSAGE_HEADER
{
VMBUS_CHANNEL_MESSAGE_TYPE MessageType;
u32 Padding;
} VMBUS_CHANNEL_MESSAGE_HEADER, *PVMBUS_CHANNEL_MESSAGE_HEADER;
typedef struct _VMBUS_CHANNEL_MESSAGE_HEADER {
VMBUS_CHANNEL_MESSAGE_TYPE MessageType;
u32 Padding;
} __attribute__((packed)) VMBUS_CHANNEL_MESSAGE_HEADER, *PVMBUS_CHANNEL_MESSAGE_HEADER;
/* Query VMBus Version parameters */
typedef struct _VMBUS_CHANNEL_QUERY_VMBUS_VERSION
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 Version;
} VMBUS_CHANNEL_QUERY_VMBUS_VERSION, *PVMBUS_CHANNEL_QUERY_VMBUS_VERSION;
typedef struct _VMBUS_CHANNEL_QUERY_VMBUS_VERSION {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 Version;
} __attribute__((packed)) VMBUS_CHANNEL_QUERY_VMBUS_VERSION, *PVMBUS_CHANNEL_QUERY_VMBUS_VERSION;
/* VMBus Version Supported parameters */
typedef struct _VMBUS_CHANNEL_VERSION_SUPPORTED
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
bool VersionSupported;
} VMBUS_CHANNEL_VERSION_SUPPORTED, *PVMBUS_CHANNEL_VERSION_SUPPORTED;
typedef struct _VMBUS_CHANNEL_VERSION_SUPPORTED {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
bool VersionSupported;
} __attribute__((packed)) VMBUS_CHANNEL_VERSION_SUPPORTED, *PVMBUS_CHANNEL_VERSION_SUPPORTED;
/* Offer Channel parameters */
typedef struct _VMBUS_CHANNEL_OFFER_CHANNEL
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
struct vmbus_channel_offer Offer;
u32 ChildRelId;
u8 MonitorId;
bool MonitorAllocated;
} VMBUS_CHANNEL_OFFER_CHANNEL, *PVMBUS_CHANNEL_OFFER_CHANNEL;
/* Make sure VMBUS_CHANNEL_OFFER_CHANNEL fits into Synic message. */
C_ASSERT(sizeof(VMBUS_CHANNEL_OFFER_CHANNEL) <= MAXIMUM_SYNIC_MESSAGE_BYTES);
typedef struct _VMBUS_CHANNEL_OFFER_CHANNEL {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
struct vmbus_channel_offer Offer;
u32 ChildRelId;
u8 MonitorId;
bool MonitorAllocated;
} __attribute__((packed)) VMBUS_CHANNEL_OFFER_CHANNEL, *PVMBUS_CHANNEL_OFFER_CHANNEL;
/* Rescind Offer parameters */
typedef struct _VMBUS_CHANNEL_RESCIND_OFFER
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
} VMBUS_CHANNEL_RESCIND_OFFER, *PVMBUS_CHANNEL_RESCIND_OFFER;
/* Request Offer -- no parameters, SynIC message contains the partition ID */
/* Set Snoop -- no parameters, SynIC message contains the partition ID */
/* Clear Snoop -- no parameters, SynIC message contains the partition ID */
/* All Offers Delivered -- no parameters, SynIC message contains the partition ID */
/* Flush Client -- no parameters, SynIC message contains the partition ID */
/* Open Channel parameters */
typedef struct _VMBUS_CHANNEL_OPEN_CHANNEL
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
/* Identifies the specific VMBus channel that is being opened. */
u32 ChildRelId;
/* ID making a particular open request at a channel offer unique. */
u32 OpenId;
/* GPADL for the channel's ring buffer. */
u32 RingBufferGpadlHandle;
typedef struct _VMBUS_CHANNEL_RESCIND_OFFER {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
} __attribute__((packed)) VMBUS_CHANNEL_RESCIND_OFFER, *PVMBUS_CHANNEL_RESCIND_OFFER;
/* GPADL for the channel's server context save area. */
u32 ServerContextAreaGpadlHandle;
/*
* Request Offer -- no parameters, SynIC message contains the partition ID
* Set Snoop -- no parameters, SynIC message contains the partition ID
* Clear Snoop -- no parameters, SynIC message contains the partition ID
* All Offers Delivered -- no parameters, SynIC message contains the partition
* ID
* Flush Client -- no parameters, SynIC message contains the partition ID
*/
/* Open Channel parameters */
typedef struct _VMBUS_CHANNEL_OPEN_CHANNEL {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
/*
* The upstream ring buffer begins at offset zero in the memory
* described by RingBufferGpadlHandle. The downstream ring buffer
* follows it at this offset (in pages).
*/
/* Identifies the specific VMBus channel that is being opened. */
u32 ChildRelId;
u32 DownstreamRingBufferPageOffset;
/* ID making a particular open request at a channel offer unique. */
u32 OpenId;
/* GPADL for the channel's ring buffer. */
u32 RingBufferGpadlHandle;
/* User-specific data to be passed along to the server endpoint. */
/* GPADL for the channel's server context save area. */
u32 ServerContextAreaGpadlHandle;
unsigned char UserData[MAX_USER_DEFINED_BYTES];
/*
* The upstream ring buffer begins at offset zero in the memory
* described by RingBufferGpadlHandle. The downstream ring buffer
* follows it at this offset (in pages).
*/
u32 DownstreamRingBufferPageOffset;
} VMBUS_CHANNEL_OPEN_CHANNEL, *PVMBUS_CHANNEL_OPEN_CHANNEL;
/* User-specific data to be passed along to the server endpoint. */
unsigned char UserData[MAX_USER_DEFINED_BYTES];
} __attribute__((packed)) VMBUS_CHANNEL_OPEN_CHANNEL, *PVMBUS_CHANNEL_OPEN_CHANNEL;
/* Reopen Channel parameters; */
typedef VMBUS_CHANNEL_OPEN_CHANNEL VMBUS_CHANNEL_REOPEN_CHANNEL, *PVMBUS_CHANNEL_REOPEN_CHANNEL;
/* Open Channel Result parameters */
typedef struct _VMBUS_CHANNEL_OPEN_RESULT
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
u32 OpenId;
NTSTATUS Status;
} VMBUS_CHANNEL_OPEN_RESULT, *PVMBUS_CHANNEL_OPEN_RESULT;
typedef struct _VMBUS_CHANNEL_OPEN_RESULT {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
u32 OpenId;
u32 Status;
} __attribute__((packed)) VMBUS_CHANNEL_OPEN_RESULT, *PVMBUS_CHANNEL_OPEN_RESULT;
/* Close channel parameters; */
typedef struct _VMBUS_CHANNEL_CLOSE_CHANNEL
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
} VMBUS_CHANNEL_CLOSE_CHANNEL, *PVMBUS_CHANNEL_CLOSE_CHANNEL;
typedef struct _VMBUS_CHANNEL_CLOSE_CHANNEL {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
} __attribute__((packed)) VMBUS_CHANNEL_CLOSE_CHANNEL, *PVMBUS_CHANNEL_CLOSE_CHANNEL;
/* Channel Message GPADL */
#define GPADL_TYPE_RING_BUFFER 1
#define GPADL_TYPE_SERVER_SAVE_AREA 2
#define GPADL_TYPE_TRANSACTION 8
#define GPADL_TYPE_RING_BUFFER 1
#define GPADL_TYPE_SERVER_SAVE_AREA 2
#define GPADL_TYPE_TRANSACTION 8
/*
* The number of PFNs in a GPADL message is defined by the number of
......@@ -185,131 +148,75 @@ typedef struct _VMBUS_CHANNEL_CLOSE_CHANNEL
* implied number of PFNs won't fit in this packet, there will be a
* follow-up packet that contains more.
*/
typedef struct _VMBUS_CHANNEL_GPADL_HEADER
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
u32 Gpadl;
u16 RangeBufLen;
u16 RangeCount;
GPA_RANGE Range[0];
} VMBUS_CHANNEL_GPADL_HEADER, *PVMBUS_CHANNEL_GPADL_HEADER;
typedef struct _VMBUS_CHANNEL_GPADL_HEADER {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
u32 Gpadl;
u16 RangeBufLen;
u16 RangeCount;
GPA_RANGE Range[0];
} __attribute__((packed)) VMBUS_CHANNEL_GPADL_HEADER, *PVMBUS_CHANNEL_GPADL_HEADER;
/* This is the followup packet that contains more PFNs. */
typedef struct _VMBUS_CHANNEL_GPADL_BODY
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 MessageNumber;
u32 Gpadl;
u64 Pfn[0];
} VMBUS_CHANNEL_GPADL_BODY, *PVMBUS_CHANNEL_GPADL_BODY;
typedef struct _VMBUS_CHANNEL_GPADL_CREATED
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
u32 Gpadl;
u32 CreationStatus;
} VMBUS_CHANNEL_GPADL_CREATED, *PVMBUS_CHANNEL_GPADL_CREATED;
typedef struct _VMBUS_CHANNEL_GPADL_TEARDOWN
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
u32 Gpadl;
} VMBUS_CHANNEL_GPADL_TEARDOWN, *PVMBUS_CHANNEL_GPADL_TEARDOWN;
typedef struct _VMBUS_CHANNEL_GPADL_TORNDOWN
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 Gpadl;
} VMBUS_CHANNEL_GPADL_TORNDOWN, *PVMBUS_CHANNEL_GPADL_TORNDOWN;
typedef struct _VMBUS_CHANNEL_GPADL_BODY {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 MessageNumber;
u32 Gpadl;
u64 Pfn[0];
} __attribute__((packed)) VMBUS_CHANNEL_GPADL_BODY, *PVMBUS_CHANNEL_GPADL_BODY;
typedef struct _VMBUS_CHANNEL_GPADL_CREATED {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
u32 Gpadl;
u32 CreationStatus;
} __attribute__((packed)) VMBUS_CHANNEL_GPADL_CREATED, *PVMBUS_CHANNEL_GPADL_CREATED;
typedef struct _VMBUS_CHANNEL_GPADL_TEARDOWN {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
u32 Gpadl;
} __attribute__((packed)) VMBUS_CHANNEL_GPADL_TEARDOWN, *PVMBUS_CHANNEL_GPADL_TEARDOWN;
typedef struct _VMBUS_CHANNEL_GPADL_TORNDOWN {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 Gpadl;
} __attribute__((packed)) VMBUS_CHANNEL_GPADL_TORNDOWN, *PVMBUS_CHANNEL_GPADL_TORNDOWN;
#ifdef VMBUS_FEATURE_PARENT_OR_PEER_MEMORY_MAPPED_INTO_A_CHILD
typedef struct _VMBUS_CHANNEL_VIEW_RANGE_ADD
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
PHYSICAL_ADDRESS ViewRangeBase;
u64 ViewRangeLength;
u32 ChildRelId;
} VMBUS_CHANNEL_VIEW_RANGE_ADD, *PVMBUS_CHANNEL_VIEW_RANGE_ADD;
typedef struct _VMBUS_CHANNEL_VIEW_RANGE_REMOVE
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
PHYSICAL_ADDRESS ViewRangeBase;
u32 ChildRelId;
} VMBUS_CHANNEL_VIEW_RANGE_REMOVE, *PVMBUS_CHANNEL_VIEW_RANGE_REMOVE;
typedef struct _VMBUS_CHANNEL_VIEW_RANGE_ADD {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
PHYSICAL_ADDRESS ViewRangeBase;
u64 ViewRangeLength;
u32 ChildRelId;
} __attribute__((packed)) VMBUS_CHANNEL_VIEW_RANGE_ADD, *PVMBUS_CHANNEL_VIEW_RANGE_ADD;
typedef struct _VMBUS_CHANNEL_VIEW_RANGE_REMOVE {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
PHYSICAL_ADDRESS ViewRangeBase;
u32 ChildRelId;
} __attribute__((packed)) VMBUS_CHANNEL_VIEW_RANGE_REMOVE, *PVMBUS_CHANNEL_VIEW_RANGE_REMOVE;
#endif
typedef struct _VMBUS_CHANNEL_RELID_RELEASED
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
} VMBUS_CHANNEL_RELID_RELEASED, *PVMBUS_CHANNEL_RELID_RELEASED;
typedef struct _VMBUS_CHANNEL_INITIATE_CONTACT
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 VMBusVersionRequested;
u32 Padding2;
u64 InterruptPage;
u64 MonitorPage1;
u64 MonitorPage2;
} VMBUS_CHANNEL_INITIATE_CONTACT, *PVMBUS_CHANNEL_INITIATE_CONTACT;
typedef struct _VMBUS_CHANNEL_VERSION_RESPONSE
{
VMBUS_CHANNEL_MESSAGE_HEADER Header;
bool VersionSupported;
} VMBUS_CHANNEL_VERSION_RESPONSE, *PVMBUS_CHANNEL_VERSION_RESPONSE;
typedef struct _VMBUS_CHANNEL_RELID_RELEASED {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 ChildRelId;
} __attribute__((packed)) VMBUS_CHANNEL_RELID_RELEASED, *PVMBUS_CHANNEL_RELID_RELEASED;
typedef struct _VMBUS_CHANNEL_INITIATE_CONTACT {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
u32 VMBusVersionRequested;
u32 Padding2;
u64 InterruptPage;
u64 MonitorPage1;
u64 MonitorPage2;
} __attribute__((packed)) VMBUS_CHANNEL_INITIATE_CONTACT, *PVMBUS_CHANNEL_INITIATE_CONTACT;
typedef struct _VMBUS_CHANNEL_VERSION_RESPONSE {
VMBUS_CHANNEL_MESSAGE_HEADER Header;
bool VersionSupported;
} __attribute__((packed)) VMBUS_CHANNEL_VERSION_RESPONSE, *PVMBUS_CHANNEL_VERSION_RESPONSE;
typedef VMBUS_CHANNEL_MESSAGE_HEADER VMBUS_CHANNEL_UNLOAD, *PVMBUS_CHANNEL_UNLOAD;
/* Kind of a table to use the preprocessor to get us the right type for a */
/* specified message ID. Used with ChAllocateSendMessage() */
#define ChannelMessageQueryVmbusVersion_TYPE VMBUS_CHANNEL_MESSAGE_HEADER
#define ChannelMessageVmbusVersionSupported_TYPE VMBUS_CHANNEL_VERSION_SUPPORTED
#define ChannelMessageOfferChannel_TYPE VMBUS_CHANNEL_OFFER_CHANNEL
#define ChannelMessageRescindChannelOffer_TYPE VMBUS_CHANNEL_RESCIND_OFFER
#define ChannelMessageRequestOffers_TYPE VMBUS_CHANNEL_MESSAGE_HEADER
#define ChannelMessageAllOffersDelivered_TYPE VMBUS_CHANNEL_MESSAGE_HEADER
#define ChannelMessageOpenChannel_TYPE VMBUS_CHANNEL_OPEN_CHANNEL
#define ChannelMessageOpenChannelResult_TYPE VMBUS_CHANNEL_OPEN_RESULT
#define ChannelMessageCloseChannel_TYPE VMBUS_CHANNEL_CLOSE_CHANNEL
#define ChannelMessageAllGpadlsUnmapped_TYPE VMBUS_CHANNEL_CLOSE_CHANNEL
#define ChannelMessageGpadlHeader_TYPE VMBUS_CHANNEL_GPADL_HEADER
#define ChannelMessageGpadlBody_TYPE VMBUS_CHANNEL_GPADL_BODY
#define ChannelMessageGpadlCreated_TYPE VMBUS_CHANNEL_GPADL_CREATED
#define ChannelMessageGpadlTeardown_TYPE VMBUS_CHANNEL_GPADL_TEARDOWN
#define ChannelMessageGpadlTorndown_TYPE VMBUS_CHANNEL_GPADL_TORNDOWN
#define ChannelMessageViewRangeAdd_TYPE VMBUS_CHANNEL_VIEW_RANGE_ADD
#define ChannelMessageViewRangeRemove_TYPE VMBUS_CHANNEL_VIEW_RANGE_REMOVE
#define ChannelMessageRelIdReleased_TYPE VMBUS_CHANNEL_RELID_RELEASED
#define ChannelMessageInitiateContact_TYPE VMBUS_CHANNEL_INITIATE_CONTACT
#define ChannelMessageVersionResponse_TYPE VMBUS_CHANNEL_VERSION_RESPONSE
#define ChannelMessageUnload_TYPE VMBUS_CHANNEL_UNLOAD
/* Preprocessor wrapper to ChAllocateSendMessageSize() converting the return */
/* value to the correct pointer and calculate the needed size. */
/* Argument: */
/* Id - the numberic ID (type VMBUS_CHANNEL_MESSAGE_TYPE) of the message to */
/* send. */
#define ChAllocateSendMessage(Id, Fn, Context) \
(Id##_TYPE*)ChAllocateSendMessageSized(sizeof(Id##_TYPE), Id, Fn, Context)
#pragma pack(pop)
#endif
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