]>
Commit | Line | Data |
---|---|---|
3e7ee490 HJ |
1 | /* |
2 | * | |
3 | * Copyright (c) 2009, Microsoft Corporation. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify it | |
6 | * under the terms and conditions of the GNU General Public License, | |
7 | * version 2, as published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope it will be useful, but WITHOUT | |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
12 | * more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along with | |
15 | * this program; if not, write to the Free Software Foundation, Inc., 59 Temple | |
16 | * Place - Suite 330, Boston, MA 02111-1307 USA. | |
17 | * | |
18 | * Authors: | |
19 | * Haiyang Zhang <haiyangz@microsoft.com> | |
20 | * Hank Janssen <hjanssen@microsoft.com> | |
21 | * | |
22 | */ | |
23 | ||
a0086dc5 GKH |
24 | #include <linux/kernel.h> |
25 | #include <linux/mm.h> | |
4983b39a | 26 | #include "osd.h" |
3e7ee490 HJ |
27 | #include "VmbusPrivate.h" |
28 | ||
2be1301b | 29 | static int |
3e7ee490 | 30 | IVmbusChannelOpen( |
3d3b5518 | 31 | struct hv_device *Device, |
4d643114 GKH |
32 | u32 SendBufferSize, |
33 | u32 RecvRingBufferSize, | |
8282c400 | 34 | void * UserData, |
4d643114 | 35 | u32 UserDataLen, |
3e7ee490 | 36 | VMBUS_CHANNEL_CALLBACK ChannelCallback, |
8282c400 | 37 | void * Context |
3e7ee490 HJ |
38 | ) |
39 | { | |
aded7165 | 40 | return VmbusChannelOpen((struct vmbus_channel *)Device->context, |
3e7ee490 HJ |
41 | SendBufferSize, |
42 | RecvRingBufferSize, | |
43 | UserData, | |
44 | UserDataLen, | |
45 | ChannelCallback, | |
46 | Context); | |
47 | } | |
48 | ||
49 | ||
2be1301b | 50 | static void |
3e7ee490 | 51 | IVmbusChannelClose( |
3d3b5518 | 52 | struct hv_device *Device |
3e7ee490 HJ |
53 | ) |
54 | { | |
aded7165 | 55 | VmbusChannelClose((struct vmbus_channel *)Device->context); |
3e7ee490 HJ |
56 | } |
57 | ||
58 | ||
2be1301b | 59 | static int |
3e7ee490 | 60 | IVmbusChannelSendPacket( |
3d3b5518 | 61 | struct hv_device *Device, |
8282c400 | 62 | const void * Buffer, |
4d643114 | 63 | u32 BufferLen, |
59471438 | 64 | u64 RequestId, |
4d643114 GKH |
65 | u32 Type, |
66 | u32 Flags | |
3e7ee490 HJ |
67 | ) |
68 | { | |
aded7165 | 69 | return VmbusChannelSendPacket((struct vmbus_channel *)Device->context, |
3e7ee490 HJ |
70 | Buffer, |
71 | BufferLen, | |
72 | RequestId, | |
73 | Type, | |
74 | Flags); | |
75 | } | |
76 | ||
2be1301b | 77 | static int |
3e7ee490 | 78 | IVmbusChannelSendPacketPageBuffer( |
3d3b5518 | 79 | struct hv_device *Device, |
3e7ee490 | 80 | PAGE_BUFFER PageBuffers[], |
4d643114 | 81 | u32 PageCount, |
8282c400 | 82 | void * Buffer, |
4d643114 | 83 | u32 BufferLen, |
59471438 | 84 | u64 RequestId |
3e7ee490 HJ |
85 | ) |
86 | { | |
aded7165 | 87 | return VmbusChannelSendPacketPageBuffer((struct vmbus_channel *)Device->context, |
3e7ee490 HJ |
88 | PageBuffers, |
89 | PageCount, | |
90 | Buffer, | |
91 | BufferLen, | |
92 | RequestId); | |
93 | } | |
94 | ||
2be1301b | 95 | static int |
3e7ee490 | 96 | IVmbusChannelSendPacketMultiPageBuffer( |
3d3b5518 | 97 | struct hv_device *Device, |
3e7ee490 | 98 | MULTIPAGE_BUFFER *MultiPageBuffer, |
8282c400 | 99 | void * Buffer, |
4d643114 | 100 | u32 BufferLen, |
59471438 | 101 | u64 RequestId |
3e7ee490 HJ |
102 | ) |
103 | { | |
aded7165 | 104 | return VmbusChannelSendPacketMultiPageBuffer((struct vmbus_channel *)Device->context, |
3e7ee490 HJ |
105 | MultiPageBuffer, |
106 | Buffer, | |
107 | BufferLen, | |
108 | RequestId); | |
109 | } | |
110 | ||
2be1301b | 111 | static int |
3e7ee490 | 112 | IVmbusChannelRecvPacket ( |
3d3b5518 | 113 | struct hv_device *Device, |
8282c400 | 114 | void * Buffer, |
4d643114 GKH |
115 | u32 BufferLen, |
116 | u32* BufferActualLen, | |
59471438 | 117 | u64* RequestId |
3e7ee490 HJ |
118 | ) |
119 | { | |
aded7165 | 120 | return VmbusChannelRecvPacket((struct vmbus_channel *)Device->context, |
3e7ee490 HJ |
121 | Buffer, |
122 | BufferLen, | |
123 | BufferActualLen, | |
124 | RequestId); | |
125 | } | |
126 | ||
2be1301b | 127 | static int |
3e7ee490 | 128 | IVmbusChannelRecvPacketRaw( |
3d3b5518 | 129 | struct hv_device *Device, |
8282c400 | 130 | void * Buffer, |
4d643114 GKH |
131 | u32 BufferLen, |
132 | u32* BufferActualLen, | |
59471438 | 133 | u64* RequestId |
3e7ee490 HJ |
134 | ) |
135 | { | |
aded7165 | 136 | return VmbusChannelRecvPacketRaw((struct vmbus_channel *)Device->context, |
3e7ee490 HJ |
137 | Buffer, |
138 | BufferLen, | |
139 | BufferActualLen, | |
140 | RequestId); | |
141 | } | |
142 | ||
2be1301b | 143 | static int |
3e7ee490 | 144 | IVmbusChannelEstablishGpadl( |
3d3b5518 | 145 | struct hv_device *Device, |
8282c400 | 146 | void * Buffer, |
4d643114 GKH |
147 | u32 BufferLen, |
148 | u32* GpadlHandle | |
3e7ee490 HJ |
149 | ) |
150 | { | |
aded7165 | 151 | return VmbusChannelEstablishGpadl((struct vmbus_channel *)Device->context, |
3e7ee490 HJ |
152 | Buffer, |
153 | BufferLen, | |
154 | GpadlHandle); | |
155 | } | |
156 | ||
2be1301b | 157 | static int |
3e7ee490 | 158 | IVmbusChannelTeardownGpadl( |
3d3b5518 | 159 | struct hv_device *Device, |
4d643114 | 160 | u32 GpadlHandle |
3e7ee490 HJ |
161 | ) |
162 | { | |
aded7165 | 163 | return VmbusChannelTeardownGpadl((struct vmbus_channel *)Device->context, |
3e7ee490 HJ |
164 | GpadlHandle); |
165 | ||
166 | } | |
167 | ||
e89ce628 | 168 | void GetChannelInterface(VMBUS_CHANNEL_INTERFACE *ChannelInterface) |
3e7ee490 HJ |
169 | { |
170 | ChannelInterface->Open = IVmbusChannelOpen; | |
171 | ChannelInterface->Close = IVmbusChannelClose; | |
172 | ChannelInterface->SendPacket = IVmbusChannelSendPacket; | |
173 | ChannelInterface->SendPacketPageBuffer = IVmbusChannelSendPacketPageBuffer; | |
174 | ChannelInterface->SendPacketMultiPageBuffer = IVmbusChannelSendPacketMultiPageBuffer; | |
175 | ChannelInterface->RecvPacket = IVmbusChannelRecvPacket; | |
176 | ChannelInterface->RecvPacketRaw = IVmbusChannelRecvPacketRaw; | |
177 | ChannelInterface->EstablishGpadl = IVmbusChannelEstablishGpadl; | |
178 | ChannelInterface->TeardownGpadl = IVmbusChannelTeardownGpadl; | |
179 | ChannelInterface->GetInfo = GetChannelInfo; | |
180 | } | |
181 | ||
182 | ||
e89ce628 | 183 | void GetChannelInfo(struct hv_device *Device, DEVICE_INFO *DeviceInfo) |
3e7ee490 | 184 | { |
aded7165 | 185 | struct vmbus_channel_debug_info debugInfo; |
3e7ee490 HJ |
186 | |
187 | if (Device->context) | |
188 | { | |
aded7165 | 189 | VmbusChannelGetDebugInfo((struct vmbus_channel *)Device->context, &debugInfo); |
3e7ee490 HJ |
190 | |
191 | DeviceInfo->ChannelId = debugInfo.RelId; | |
192 | DeviceInfo->ChannelState = debugInfo.State; | |
caf26a31 GKH |
193 | memcpy(&DeviceInfo->ChannelType, &debugInfo.InterfaceType, sizeof(struct hv_guid)); |
194 | memcpy(&DeviceInfo->ChannelInstance, &debugInfo.InterfaceInstance, sizeof(struct hv_guid)); | |
3e7ee490 HJ |
195 | |
196 | DeviceInfo->MonitorId = debugInfo.MonitorId; | |
197 | ||
198 | DeviceInfo->ServerMonitorPending = debugInfo.ServerMonitorPending; | |
199 | DeviceInfo->ServerMonitorLatency = debugInfo.ServerMonitorLatency; | |
200 | DeviceInfo->ServerMonitorConnectionId = debugInfo.ServerMonitorConnectionId; | |
201 | ||
202 | DeviceInfo->ClientMonitorPending = debugInfo.ClientMonitorPending; | |
203 | DeviceInfo->ClientMonitorLatency = debugInfo.ClientMonitorLatency; | |
204 | DeviceInfo->ClientMonitorConnectionId = debugInfo.ClientMonitorConnectionId; | |
205 | ||
206 | DeviceInfo->Inbound.InterruptMask = debugInfo.Inbound.CurrentInterruptMask; | |
207 | DeviceInfo->Inbound.ReadIndex = debugInfo.Inbound.CurrentReadIndex; | |
208 | DeviceInfo->Inbound.WriteIndex = debugInfo.Inbound.CurrentWriteIndex; | |
209 | DeviceInfo->Inbound.BytesAvailToRead = debugInfo.Inbound.BytesAvailToRead; | |
210 | DeviceInfo->Inbound.BytesAvailToWrite = debugInfo.Inbound.BytesAvailToWrite; | |
211 | ||
212 | DeviceInfo->Outbound.InterruptMask = debugInfo.Outbound.CurrentInterruptMask; | |
213 | DeviceInfo->Outbound.ReadIndex = debugInfo.Outbound.CurrentReadIndex; | |
214 | DeviceInfo->Outbound.WriteIndex = debugInfo.Outbound.CurrentWriteIndex; | |
215 | DeviceInfo->Outbound.BytesAvailToRead = debugInfo.Outbound.BytesAvailToRead; | |
216 | DeviceInfo->Outbound.BytesAvailToWrite = debugInfo.Outbound.BytesAvailToWrite; | |
217 | } | |
218 | } |