+++ /dev/null
-/*
- *
- * Copyright (c) 2009, Microsoft Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place - Suite 330, Boston, MA 02111-1307 USA.
- *
- * Authors:
- * Haiyang Zhang <haiyangz@microsoft.com>
- * Hank Janssen <hjanssen@microsoft.com>
- *
- */
-
-
-#ifndef _VMBUS_PRIVATE_H_
-#define _VMBUS_PRIVATE_H_
-
-#include "hv.h"
-#include "vmbus_api.h"
-#include "channel.h"
-#include "channel_mgmt.h"
-#include "channel_interface.h"
-#include "ring_buffer.h"
-#include <linux/list.h>
-
-
-/*
- * Maximum channels is determined by the size of the interrupt page
- * which is PAGE_SIZE. 1/2 of PAGE_SIZE is for send endpoint interrupt
- * and the other is receive endpoint interrupt
- */
-#define MAX_NUM_CHANNELS ((PAGE_SIZE >> 1) << 3) /* 16348 channels */
-
-/* The value here must be in multiple of 32 */
-/* TODO: Need to make this configurable */
-#define MAX_NUM_CHANNELS_SUPPORTED 256
-
-
-enum VMBUS_CONNECT_STATE {
- Disconnected,
- Connecting,
- Connected,
- Disconnecting
-};
-
-#define MAX_SIZE_CHANNEL_MESSAGE HV_MESSAGE_PAYLOAD_BYTE_COUNT
-
-struct VMBUS_CONNECTION {
- enum VMBUS_CONNECT_STATE ConnectState;
-
- atomic_t NextGpadlHandle;
-
- /*
- * Represents channel interrupts. Each bit position represents a
- * channel. When a channel sends an interrupt via VMBUS, it finds its
- * bit in the sendInterruptPage, set it and calls Hv to generate a port
- * event. The other end receives the port event and parse the
- * recvInterruptPage to see which bit is set
- */
- void *InterruptPage;
- void *SendInterruptPage;
- void *RecvInterruptPage;
-
- /*
- * 2 pages - 1st page for parent->child notification and 2nd
- * is child->parent notification
- */
- void *MonitorPages;
- struct list_head ChannelMsgList;
- spinlock_t channelmsg_lock;
-
- /* List of channels */
- struct list_head ChannelList;
- spinlock_t channel_lock;
-
- struct workqueue_struct *WorkQueue;
-};
-
-
-struct VMBUS_MSGINFO {
- /* Bookkeeping stuff */
- struct list_head MsgListEntry;
-
- /* Synchronize the request/response if needed */
- struct osd_waitevent *WaitEvent;
-
- /* The message itself */
- unsigned char Msg[0];
-};
-
-
-extern struct VMBUS_CONNECTION gVmbusConnection;
-
-/* General vmbus interface */
-
-struct hv_device *VmbusChildDeviceCreate(struct hv_guid *deviceType,
- struct hv_guid *deviceInstance,
- void *context);
-
-int VmbusChildDeviceAdd(struct hv_device *Device);
-
-void VmbusChildDeviceRemove(struct hv_device *Device);
-
-/* static void */
-/* VmbusChildDeviceDestroy( */
-/* struct hv_device *); */
-
-struct vmbus_channel *GetChannelFromRelId(u32 relId);
-
-
-/* Connection interface */
-
-int VmbusConnect(void);
-
-int VmbusDisconnect(void);
-
-int VmbusPostMessage(void *buffer, size_t bufSize);
-
-int VmbusSetEvent(u32 childRelId);
-
-void VmbusOnEvents(void);
-
-
-#endif /* _VMBUS_PRIVATE_H_ */
#include <linux/module.h>
#include "osd.h"
#include "logging.h"
-#include "VmbusPrivate.h"
+#include "vmbus_private.h"
/* Internal routines */
static int VmbusChannelCreateGpadlHeader(
#include <linux/kernel.h>
#include <linux/mm.h>
#include "osd.h"
-#include "VmbusPrivate.h"
+#include "vmbus_private.h"
static int IVmbusChannelOpen(struct hv_device *device, u32 SendBufferSize,
u32 RecvRingBufferSize, void *UserData,
#include <linux/module.h>
#include "osd.h"
#include "logging.h"
-#include "VmbusPrivate.h"
+#include "vmbus_private.h"
#include "utils.h"
struct vmbus_channel_message_table_entry {
#include <linux/vmalloc.h>
#include "osd.h"
#include "logging.h"
-#include "VmbusPrivate.h"
+#include "vmbus_private.h"
struct VMBUS_CONNECTION gVmbusConnection = {
#include <linux/vmalloc.h>
#include "osd.h"
#include "logging.h"
-#include "VmbusPrivate.h"
+#include "vmbus_private.h"
/* The one and only */
struct hv_context gHvContext = {
#include "VmbusChannelInterface.h"
#include "VersionInfo.h"
#include "channel.h"
-#include "VmbusPrivate.h"
+#include "vmbus_private.h"
#include "vmbus_api.h"
#include "utils.h"
#include "osd.h"
#include "logging.h"
#include "VersionInfo.h"
-#include "VmbusPrivate.h"
+#include "vmbus_private.h"
static const char *gDriverName = "vmbus";
--- /dev/null
+/*
+ *
+ * Copyright (c) 2009, Microsoft Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+ * Place - Suite 330, Boston, MA 02111-1307 USA.
+ *
+ * Authors:
+ * Haiyang Zhang <haiyangz@microsoft.com>
+ * Hank Janssen <hjanssen@microsoft.com>
+ *
+ */
+
+
+#ifndef _VMBUS_PRIVATE_H_
+#define _VMBUS_PRIVATE_H_
+
+#include "hv.h"
+#include "vmbus_api.h"
+#include "channel.h"
+#include "channel_mgmt.h"
+#include "channel_interface.h"
+#include "ring_buffer.h"
+#include <linux/list.h>
+
+
+/*
+ * Maximum channels is determined by the size of the interrupt page
+ * which is PAGE_SIZE. 1/2 of PAGE_SIZE is for send endpoint interrupt
+ * and the other is receive endpoint interrupt
+ */
+#define MAX_NUM_CHANNELS ((PAGE_SIZE >> 1) << 3) /* 16348 channels */
+
+/* The value here must be in multiple of 32 */
+/* TODO: Need to make this configurable */
+#define MAX_NUM_CHANNELS_SUPPORTED 256
+
+
+enum VMBUS_CONNECT_STATE {
+ Disconnected,
+ Connecting,
+ Connected,
+ Disconnecting
+};
+
+#define MAX_SIZE_CHANNEL_MESSAGE HV_MESSAGE_PAYLOAD_BYTE_COUNT
+
+struct VMBUS_CONNECTION {
+ enum VMBUS_CONNECT_STATE ConnectState;
+
+ atomic_t NextGpadlHandle;
+
+ /*
+ * Represents channel interrupts. Each bit position represents a
+ * channel. When a channel sends an interrupt via VMBUS, it finds its
+ * bit in the sendInterruptPage, set it and calls Hv to generate a port
+ * event. The other end receives the port event and parse the
+ * recvInterruptPage to see which bit is set
+ */
+ void *InterruptPage;
+ void *SendInterruptPage;
+ void *RecvInterruptPage;
+
+ /*
+ * 2 pages - 1st page for parent->child notification and 2nd
+ * is child->parent notification
+ */
+ void *MonitorPages;
+ struct list_head ChannelMsgList;
+ spinlock_t channelmsg_lock;
+
+ /* List of channels */
+ struct list_head ChannelList;
+ spinlock_t channel_lock;
+
+ struct workqueue_struct *WorkQueue;
+};
+
+
+struct VMBUS_MSGINFO {
+ /* Bookkeeping stuff */
+ struct list_head MsgListEntry;
+
+ /* Synchronize the request/response if needed */
+ struct osd_waitevent *WaitEvent;
+
+ /* The message itself */
+ unsigned char Msg[0];
+};
+
+
+extern struct VMBUS_CONNECTION gVmbusConnection;
+
+/* General vmbus interface */
+
+struct hv_device *VmbusChildDeviceCreate(struct hv_guid *deviceType,
+ struct hv_guid *deviceInstance,
+ void *context);
+
+int VmbusChildDeviceAdd(struct hv_device *Device);
+
+void VmbusChildDeviceRemove(struct hv_device *Device);
+
+/* static void */
+/* VmbusChildDeviceDestroy( */
+/* struct hv_device *); */
+
+struct vmbus_channel *GetChannelFromRelId(u32 relId);
+
+
+/* Connection interface */
+
+int VmbusConnect(void);
+
+int VmbusDisconnect(void);
+
+int VmbusPostMessage(void *buffer, size_t bufSize);
+
+int VmbusSetEvent(u32 childRelId);
+
+void VmbusOnEvents(void);
+
+
+#endif /* _VMBUS_PRIVATE_H_ */