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5ca7252a S |
1 | /* |
2 | * | |
3 | * Copyright (c) 2011, 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 | |
adf8d3ff | 15 | * this program; if not, see <http://www.gnu.org/licenses/>. |
5ca7252a S |
16 | * |
17 | * Authors: | |
18 | * Haiyang Zhang <haiyangz@microsoft.com> | |
19 | * Hank Janssen <hjanssen@microsoft.com> | |
20 | * K. Y. Srinivasan <kys@microsoft.com> | |
21 | * | |
22 | */ | |
23 | ||
24 | #ifndef _HYPERV_NET_H | |
25 | #define _HYPERV_NET_H | |
26 | ||
8a079411 | 27 | #include <linux/list.h> |
46a97191 | 28 | #include <linux/hyperv.h> |
7591157e | 29 | #include <linux/rndis.h> |
41308862 | 30 | |
5b54dac8 HZ |
31 | /* RSS related */ |
32 | #define OID_GEN_RECEIVE_SCALE_CAPABILITIES 0x00010203 /* query only */ | |
33 | #define OID_GEN_RECEIVE_SCALE_PARAMETERS 0x00010204 /* query and set */ | |
34 | ||
35 | #define NDIS_OBJECT_TYPE_RSS_CAPABILITIES 0x88 | |
36 | #define NDIS_OBJECT_TYPE_RSS_PARAMETERS 0x89 | |
23312a3b | 37 | #define NDIS_OBJECT_TYPE_OFFLOAD 0xa7 |
5b54dac8 HZ |
38 | |
39 | #define NDIS_RECEIVE_SCALE_CAPABILITIES_REVISION_2 2 | |
40 | #define NDIS_RECEIVE_SCALE_PARAMETERS_REVISION_2 2 | |
41 | ||
42 | struct ndis_obj_header { | |
43 | u8 type; | |
44 | u8 rev; | |
45 | u16 size; | |
46 | } __packed; | |
47 | ||
48 | /* ndis_recv_scale_cap/cap_flag */ | |
49 | #define NDIS_RSS_CAPS_MESSAGE_SIGNALED_INTERRUPTS 0x01000000 | |
50 | #define NDIS_RSS_CAPS_CLASSIFICATION_AT_ISR 0x02000000 | |
51 | #define NDIS_RSS_CAPS_CLASSIFICATION_AT_DPC 0x04000000 | |
52 | #define NDIS_RSS_CAPS_USING_MSI_X 0x08000000 | |
53 | #define NDIS_RSS_CAPS_RSS_AVAILABLE_ON_PORTS 0x10000000 | |
54 | #define NDIS_RSS_CAPS_SUPPORTS_MSI_X 0x20000000 | |
55 | #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV4 0x00000100 | |
56 | #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV6 0x00000200 | |
57 | #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV6_EX 0x00000400 | |
58 | ||
59 | struct ndis_recv_scale_cap { /* NDIS_RECEIVE_SCALE_CAPABILITIES */ | |
60 | struct ndis_obj_header hdr; | |
61 | u32 cap_flag; | |
62 | u32 num_int_msg; | |
63 | u32 num_recv_que; | |
64 | u16 num_indirect_tabent; | |
65 | } __packed; | |
66 | ||
67 | ||
68 | /* ndis_recv_scale_param flags */ | |
69 | #define NDIS_RSS_PARAM_FLAG_BASE_CPU_UNCHANGED 0x0001 | |
70 | #define NDIS_RSS_PARAM_FLAG_HASH_INFO_UNCHANGED 0x0002 | |
71 | #define NDIS_RSS_PARAM_FLAG_ITABLE_UNCHANGED 0x0004 | |
72 | #define NDIS_RSS_PARAM_FLAG_HASH_KEY_UNCHANGED 0x0008 | |
73 | #define NDIS_RSS_PARAM_FLAG_DISABLE_RSS 0x0010 | |
74 | ||
75 | /* Hash info bits */ | |
76 | #define NDIS_HASH_FUNC_TOEPLITZ 0x00000001 | |
77 | #define NDIS_HASH_IPV4 0x00000100 | |
78 | #define NDIS_HASH_TCP_IPV4 0x00000200 | |
79 | #define NDIS_HASH_IPV6 0x00000400 | |
80 | #define NDIS_HASH_IPV6_EX 0x00000800 | |
81 | #define NDIS_HASH_TCP_IPV6 0x00001000 | |
82 | #define NDIS_HASH_TCP_IPV6_EX 0x00002000 | |
83 | ||
84 | #define NDIS_RSS_INDIRECTION_TABLE_MAX_SIZE_REVISION_2 (128 * 4) | |
85 | #define NDIS_RSS_HASH_SECRET_KEY_MAX_SIZE_REVISION_2 40 | |
86 | ||
87 | #define ITAB_NUM 128 | |
5b54dac8 HZ |
88 | |
89 | struct ndis_recv_scale_param { /* NDIS_RECEIVE_SCALE_PARAMETERS */ | |
90 | struct ndis_obj_header hdr; | |
91 | ||
92 | /* Qualifies the rest of the information */ | |
93 | u16 flag; | |
94 | ||
95 | /* The base CPU number to do receive processing. not used */ | |
96 | u16 base_cpu_number; | |
97 | ||
98 | /* This describes the hash function and type being enabled */ | |
99 | u32 hashinfo; | |
100 | ||
101 | /* The size of indirection table array */ | |
102 | u16 indirect_tabsize; | |
103 | ||
104 | /* The offset of the indirection table from the beginning of this | |
105 | * structure | |
106 | */ | |
107 | u32 indirect_taboffset; | |
108 | ||
109 | /* The size of the hash secret key */ | |
110 | u16 hashkey_size; | |
111 | ||
112 | /* The offset of the secret key from the beginning of this structure */ | |
113 | u32 kashkey_offset; | |
114 | ||
115 | u32 processor_masks_offset; | |
116 | u32 num_processor_masks; | |
117 | u32 processor_masks_entry_size; | |
118 | }; | |
119 | ||
41308862 | 120 | /* Fwd declaration */ |
e3d605ed | 121 | struct ndis_tcp_ip_checksum_info; |
dc54a08c | 122 | struct ndis_pkt_8021q_info; |
41308862 | 123 | |
41308862 S |
124 | /* |
125 | * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame | |
126 | * within the RNDIS | |
c0eb4540 KS |
127 | * |
128 | * The size of this structure is less than 48 bytes and we can now | |
129 | * place this structure in the skb->cb field. | |
41308862 S |
130 | */ |
131 | struct hv_netvsc_packet { | |
132 | /* Bookkeeping stuff */ | |
22e9dd24 | 133 | u8 cp_partial; /* partial copy into send buffer */ |
aa0a34be | 134 | |
934d2022 KS |
135 | u8 rmsg_size; /* RNDIS header and PPI size */ |
136 | u8 rmsg_pgcnt; /* page count of RNDIS header and PPI */ | |
137 | u8 page_buf_cnt; | |
41308862 | 138 | |
5b54dac8 | 139 | u16 q_idx; |
793e3955 | 140 | u16 total_packets; |
934d2022 | 141 | |
793e3955 | 142 | u32 total_bytes; |
143 | u32 send_buf_index; | |
934d2022 | 144 | u32 total_data_buflen; |
41308862 | 145 | }; |
41308862 | 146 | |
41308862 | 147 | struct netvsc_device_info { |
9a4c831e | 148 | unsigned char mac_adr[ETH_ALEN]; |
41308862 | 149 | bool link_state; /* 0 - link up, 1 - link down */ |
78001df3 | 150 | int ring_size; |
e01ec219 | 151 | u32 max_num_vrss_chns; |
8ebdcc52 | 152 | u32 num_chn; |
41308862 S |
153 | }; |
154 | ||
d426b2e3 HZ |
155 | enum rndis_device_state { |
156 | RNDIS_DEV_UNINITIALIZED = 0, | |
157 | RNDIS_DEV_INITIALIZING, | |
158 | RNDIS_DEV_INITIALIZED, | |
159 | RNDIS_DEV_DATAINITIALIZED, | |
160 | }; | |
161 | ||
962f3fee | 162 | #define NETVSC_HASH_KEYLEN 40 |
163 | ||
d426b2e3 | 164 | struct rndis_device { |
3d541ac5 | 165 | struct net_device *ndev; |
d426b2e3 HZ |
166 | |
167 | enum rndis_device_state state; | |
168 | bool link_state; | |
169 | atomic_t new_req_id; | |
170 | ||
171 | spinlock_t request_lock; | |
172 | struct list_head req_list; | |
173 | ||
962f3fee | 174 | u8 hw_mac_adr[ETH_ALEN]; |
175 | u8 rss_key[NETVSC_HASH_KEYLEN]; | |
ff4a4419 | 176 | u16 ind_table[ITAB_NUM]; |
d426b2e3 HZ |
177 | }; |
178 | ||
179 | ||
41308862 | 180 | /* Interface */ |
24476760 | 181 | struct rndis_message; |
2f5fa6c8 | 182 | struct netvsc_device; |
2c7f83ca | 183 | int netvsc_device_add(struct hv_device *device, |
184 | const struct netvsc_device_info *info); | |
e08f3ea5 | 185 | void netvsc_device_remove(struct hv_device *device); |
f9819f05 | 186 | int netvsc_send(struct hv_device *device, |
24476760 | 187 | struct hv_netvsc_packet *packet, |
a9f2e2d6 | 188 | struct rndis_message *rndis_msg, |
3a3d9a0a KS |
189 | struct hv_page_buffer **page_buffer, |
190 | struct sk_buff *skb); | |
90ef117a | 191 | void netvsc_linkstatus_callback(struct hv_device *device_obj, |
3a494e71 | 192 | struct rndis_message *resp); |
dc54a08c | 193 | int netvsc_recv_callback(struct net_device *net, |
194 | struct vmbus_channel *channel, | |
195 | void *data, u32 len, | |
196 | const struct ndis_tcp_ip_checksum_info *csum_info, | |
197 | const struct ndis_pkt_8021q_info *vlan); | |
5b54dac8 | 198 | void netvsc_channel_cb(void *context); |
2f5fa6c8 VK |
199 | int rndis_filter_open(struct netvsc_device *nvdev); |
200 | int rndis_filter_close(struct netvsc_device *nvdev); | |
bdbad576 | 201 | int rndis_filter_device_add(struct hv_device *dev, |
2c7f83ca | 202 | struct netvsc_device_info *info); |
2289f0aa | 203 | void rndis_filter_device_remove(struct hv_device *dev, |
204 | struct netvsc_device *nvdev); | |
962f3fee | 205 | int rndis_filter_set_rss_param(struct rndis_device *rdev, |
206 | const u8 *key, int num_queue); | |
dc54a08c | 207 | int rndis_filter_receive(struct net_device *ndev, |
208 | struct netvsc_device *net_dev, | |
209 | struct hv_device *dev, | |
210 | struct vmbus_channel *channel, | |
211 | void *data, u32 buflen); | |
0652aebc | 212 | |
d426b2e3 | 213 | int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter); |
e834da9a | 214 | int rndis_filter_set_device_mac(struct net_device *ndev, char *mac); |
d426b2e3 | 215 | |
0a1275ca | 216 | void netvsc_switch_datapath(struct net_device *nv_dev, bool vf); |
84bf9cef | 217 | |
52584904 S |
218 | #define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF) |
219 | ||
220 | #define NVSP_PROTOCOL_VERSION_1 2 | |
f157e78d | 221 | #define NVSP_PROTOCOL_VERSION_2 0x30002 |
a1eabb01 HZ |
222 | #define NVSP_PROTOCOL_VERSION_4 0x40000 |
223 | #define NVSP_PROTOCOL_VERSION_5 0x50000 | |
52584904 S |
224 | |
225 | enum { | |
226 | NVSP_MSG_TYPE_NONE = 0, | |
227 | ||
228 | /* Init Messages */ | |
229 | NVSP_MSG_TYPE_INIT = 1, | |
230 | NVSP_MSG_TYPE_INIT_COMPLETE = 2, | |
231 | ||
232 | NVSP_VERSION_MSG_START = 100, | |
233 | ||
234 | /* Version 1 Messages */ | |
235 | NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START, | |
236 | ||
237 | NVSP_MSG1_TYPE_SEND_RECV_BUF, | |
238 | NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE, | |
239 | NVSP_MSG1_TYPE_REVOKE_RECV_BUF, | |
240 | ||
241 | NVSP_MSG1_TYPE_SEND_SEND_BUF, | |
242 | NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE, | |
243 | NVSP_MSG1_TYPE_REVOKE_SEND_BUF, | |
244 | ||
245 | NVSP_MSG1_TYPE_SEND_RNDIS_PKT, | |
246 | NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE, | |
247 | ||
f157e78d HZ |
248 | /* Version 2 messages */ |
249 | NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF, | |
250 | NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP, | |
251 | NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF, | |
252 | ||
253 | NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION, | |
254 | ||
255 | NVSP_MSG2_TYPE_TERMINATE_CHIMNEY, | |
256 | NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP, | |
257 | ||
258 | NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT, | |
259 | ||
260 | NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT, | |
261 | NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP, | |
262 | ||
263 | NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ, | |
264 | NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP, | |
265 | ||
266 | NVSP_MSG2_TYPE_ALLOC_RXBUF, | |
267 | NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP, | |
268 | ||
269 | NVSP_MSG2_TYPE_FREE_RXBUF, | |
270 | ||
271 | NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT, | |
272 | NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP, | |
273 | ||
274 | NVSP_MSG2_TYPE_SEND_NDIS_CONFIG, | |
275 | ||
276 | NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE, | |
277 | NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, | |
a1eabb01 HZ |
278 | |
279 | NVSP_MSG2_MAX = NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, | |
280 | ||
281 | /* Version 4 messages */ | |
282 | NVSP_MSG4_TYPE_SEND_VF_ASSOCIATION, | |
283 | NVSP_MSG4_TYPE_SWITCH_DATA_PATH, | |
284 | NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, | |
285 | ||
286 | NVSP_MSG4_MAX = NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, | |
287 | ||
288 | /* Version 5 messages */ | |
289 | NVSP_MSG5_TYPE_OID_QUERY_EX, | |
290 | NVSP_MSG5_TYPE_OID_QUERY_EX_COMP, | |
291 | NVSP_MSG5_TYPE_SUBCHANNEL, | |
292 | NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, | |
293 | ||
294 | NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, | |
52584904 S |
295 | }; |
296 | ||
297 | enum { | |
298 | NVSP_STAT_NONE = 0, | |
299 | NVSP_STAT_SUCCESS, | |
300 | NVSP_STAT_FAIL, | |
301 | NVSP_STAT_PROTOCOL_TOO_NEW, | |
302 | NVSP_STAT_PROTOCOL_TOO_OLD, | |
303 | NVSP_STAT_INVALID_RNDIS_PKT, | |
304 | NVSP_STAT_BUSY, | |
f157e78d | 305 | NVSP_STAT_PROTOCOL_UNSUPPORTED, |
52584904 S |
306 | NVSP_STAT_MAX, |
307 | }; | |
308 | ||
309 | struct nvsp_message_header { | |
310 | u32 msg_type; | |
311 | }; | |
312 | ||
313 | /* Init Messages */ | |
314 | ||
315 | /* | |
316 | * This message is used by the VSC to initialize the channel after the channels | |
317 | * has been opened. This message should never include anything other then | |
318 | * versioning (i.e. this message will be the same for ever). | |
319 | */ | |
320 | struct nvsp_message_init { | |
321 | u32 min_protocol_ver; | |
322 | u32 max_protocol_ver; | |
323 | } __packed; | |
324 | ||
325 | /* | |
326 | * This message is used by the VSP to complete the initialization of the | |
327 | * channel. This message should never include anything other then versioning | |
328 | * (i.e. this message will be the same for ever). | |
329 | */ | |
330 | struct nvsp_message_init_complete { | |
331 | u32 negotiated_protocol_ver; | |
332 | u32 max_mdl_chain_len; | |
333 | u32 status; | |
334 | } __packed; | |
335 | ||
336 | union nvsp_message_init_uber { | |
337 | struct nvsp_message_init init; | |
338 | struct nvsp_message_init_complete init_complete; | |
339 | } __packed; | |
340 | ||
341 | /* Version 1 Messages */ | |
342 | ||
343 | /* | |
344 | * This message is used by the VSC to send the NDIS version to the VSP. The VSP | |
345 | * can use this information when handling OIDs sent by the VSC. | |
346 | */ | |
347 | struct nvsp_1_message_send_ndis_version { | |
348 | u32 ndis_major_ver; | |
349 | u32 ndis_minor_ver; | |
350 | } __packed; | |
351 | ||
352 | /* | |
353 | * This message is used by the VSC to send a receive buffer to the VSP. The VSP | |
354 | * can then use the receive buffer to send data to the VSC. | |
355 | */ | |
356 | struct nvsp_1_message_send_receive_buffer { | |
357 | u32 gpadl_handle; | |
358 | u16 id; | |
359 | } __packed; | |
360 | ||
361 | struct nvsp_1_receive_buffer_section { | |
362 | u32 offset; | |
363 | u32 sub_alloc_size; | |
364 | u32 num_sub_allocs; | |
365 | u32 end_offset; | |
366 | } __packed; | |
367 | ||
368 | /* | |
369 | * This message is used by the VSP to acknowledge a receive buffer send by the | |
370 | * VSC. This message must be sent by the VSP before the VSP uses the receive | |
371 | * buffer. | |
372 | */ | |
373 | struct nvsp_1_message_send_receive_buffer_complete { | |
374 | u32 status; | |
375 | u32 num_sections; | |
376 | ||
377 | /* | |
378 | * The receive buffer is split into two parts, a large suballocation | |
379 | * section and a small suballocation section. These sections are then | |
380 | * suballocated by a certain size. | |
381 | */ | |
382 | ||
383 | /* | |
384 | * For example, the following break up of the receive buffer has 6 | |
385 | * large suballocations and 10 small suballocations. | |
386 | */ | |
387 | ||
388 | /* | |
389 | * | Large Section | | Small Section | | |
390 | * ------------------------------------------------------------ | |
391 | * | | | | | | | | | | | | | | | | | | | |
392 | * | | | |
393 | * LargeOffset SmallOffset | |
394 | */ | |
395 | ||
396 | struct nvsp_1_receive_buffer_section sections[1]; | |
397 | } __packed; | |
398 | ||
399 | /* | |
400 | * This message is sent by the VSC to revoke the receive buffer. After the VSP | |
401 | * completes this transaction, the vsp should never use the receive buffer | |
402 | * again. | |
403 | */ | |
404 | struct nvsp_1_message_revoke_receive_buffer { | |
405 | u16 id; | |
406 | }; | |
407 | ||
408 | /* | |
409 | * This message is used by the VSC to send a send buffer to the VSP. The VSC | |
410 | * can then use the send buffer to send data to the VSP. | |
411 | */ | |
412 | struct nvsp_1_message_send_send_buffer { | |
413 | u32 gpadl_handle; | |
414 | u16 id; | |
415 | } __packed; | |
416 | ||
417 | /* | |
418 | * This message is used by the VSP to acknowledge a send buffer sent by the | |
419 | * VSC. This message must be sent by the VSP before the VSP uses the sent | |
420 | * buffer. | |
421 | */ | |
422 | struct nvsp_1_message_send_send_buffer_complete { | |
423 | u32 status; | |
424 | ||
425 | /* | |
426 | * The VSC gets to choose the size of the send buffer and the VSP gets | |
427 | * to choose the sections size of the buffer. This was done to enable | |
428 | * dynamic reconfigurations when the cost of GPA-direct buffers | |
429 | * decreases. | |
430 | */ | |
431 | u32 section_size; | |
432 | } __packed; | |
433 | ||
434 | /* | |
435 | * This message is sent by the VSC to revoke the send buffer. After the VSP | |
436 | * completes this transaction, the vsp should never use the send buffer again. | |
437 | */ | |
438 | struct nvsp_1_message_revoke_send_buffer { | |
439 | u16 id; | |
440 | }; | |
441 | ||
442 | /* | |
443 | * This message is used by both the VSP and the VSC to send a RNDIS message to | |
444 | * the opposite channel endpoint. | |
445 | */ | |
446 | struct nvsp_1_message_send_rndis_packet { | |
447 | /* | |
c6a77ff8 | 448 | * This field is specified by RNDIS. They assume there's two different |
52584904 S |
449 | * channels of communication. However, the Network VSP only has one. |
450 | * Therefore, the channel travels with the RNDIS packet. | |
451 | */ | |
452 | u32 channel_type; | |
453 | ||
454 | /* | |
455 | * This field is used to send part or all of the data through a send | |
456 | * buffer. This values specifies an index into the send buffer. If the | |
457 | * index is 0xFFFFFFFF, then the send buffer is not being used and all | |
458 | * of the data was sent through other VMBus mechanisms. | |
459 | */ | |
460 | u32 send_buf_section_index; | |
461 | u32 send_buf_section_size; | |
462 | } __packed; | |
463 | ||
464 | /* | |
465 | * This message is used by both the VSP and the VSC to complete a RNDIS message | |
466 | * to the opposite channel endpoint. At this point, the initiator of this | |
467 | * message cannot use any resources associated with the original RNDIS packet. | |
468 | */ | |
469 | struct nvsp_1_message_send_rndis_packet_complete { | |
470 | u32 status; | |
471 | }; | |
472 | ||
473 | union nvsp_1_message_uber { | |
474 | struct nvsp_1_message_send_ndis_version send_ndis_ver; | |
475 | ||
476 | struct nvsp_1_message_send_receive_buffer send_recv_buf; | |
477 | struct nvsp_1_message_send_receive_buffer_complete | |
478 | send_recv_buf_complete; | |
479 | struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf; | |
480 | ||
481 | struct nvsp_1_message_send_send_buffer send_send_buf; | |
482 | struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete; | |
483 | struct nvsp_1_message_revoke_send_buffer revoke_send_buf; | |
484 | ||
485 | struct nvsp_1_message_send_rndis_packet send_rndis_pkt; | |
486 | struct nvsp_1_message_send_rndis_packet_complete | |
487 | send_rndis_pkt_complete; | |
488 | } __packed; | |
489 | ||
f157e78d HZ |
490 | |
491 | /* | |
492 | * Network VSP protocol version 2 messages: | |
493 | */ | |
494 | struct nvsp_2_vsc_capability { | |
495 | union { | |
496 | u64 data; | |
497 | struct { | |
498 | u64 vmq:1; | |
499 | u64 chimney:1; | |
500 | u64 sriov:1; | |
501 | u64 ieee8021q:1; | |
502 | u64 correlation_id:1; | |
7f5d5af0 | 503 | u64 teaming:1; |
f157e78d HZ |
504 | }; |
505 | }; | |
506 | } __packed; | |
507 | ||
508 | struct nvsp_2_send_ndis_config { | |
509 | u32 mtu; | |
510 | u32 reserved; | |
511 | struct nvsp_2_vsc_capability capability; | |
512 | } __packed; | |
513 | ||
514 | /* Allocate receive buffer */ | |
515 | struct nvsp_2_alloc_rxbuf { | |
516 | /* Allocation ID to match the allocation request and response */ | |
517 | u32 alloc_id; | |
518 | ||
519 | /* Length of the VM shared memory receive buffer that needs to | |
520 | * be allocated | |
521 | */ | |
522 | u32 len; | |
523 | } __packed; | |
524 | ||
525 | /* Allocate receive buffer complete */ | |
526 | struct nvsp_2_alloc_rxbuf_comp { | |
527 | /* The NDIS_STATUS code for buffer allocation */ | |
528 | u32 status; | |
529 | ||
530 | u32 alloc_id; | |
531 | ||
532 | /* GPADL handle for the allocated receive buffer */ | |
533 | u32 gpadl_handle; | |
534 | ||
535 | /* Receive buffer ID */ | |
536 | u64 recv_buf_id; | |
537 | } __packed; | |
538 | ||
539 | struct nvsp_2_free_rxbuf { | |
540 | u64 recv_buf_id; | |
541 | } __packed; | |
542 | ||
543 | union nvsp_2_message_uber { | |
544 | struct nvsp_2_send_ndis_config send_ndis_config; | |
545 | struct nvsp_2_alloc_rxbuf alloc_rxbuf; | |
546 | struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp; | |
547 | struct nvsp_2_free_rxbuf free_rxbuf; | |
548 | } __packed; | |
549 | ||
71790a27 HZ |
550 | struct nvsp_4_send_vf_association { |
551 | /* 1: allocated, serial number is valid. 0: not allocated */ | |
552 | u32 allocated; | |
553 | ||
554 | /* Serial number of the VF to team with */ | |
555 | u32 serial; | |
556 | } __packed; | |
557 | ||
558 | enum nvsp_vm_datapath { | |
559 | NVSP_DATAPATH_SYNTHETIC = 0, | |
560 | NVSP_DATAPATH_VF, | |
561 | NVSP_DATAPATH_MAX | |
562 | }; | |
563 | ||
564 | struct nvsp_4_sw_datapath { | |
565 | u32 active_datapath; /* active data path in VM */ | |
566 | } __packed; | |
567 | ||
568 | union nvsp_4_message_uber { | |
569 | struct nvsp_4_send_vf_association vf_assoc; | |
570 | struct nvsp_4_sw_datapath active_dp; | |
571 | } __packed; | |
572 | ||
a1eabb01 HZ |
573 | enum nvsp_subchannel_operation { |
574 | NVSP_SUBCHANNEL_NONE = 0, | |
575 | NVSP_SUBCHANNEL_ALLOCATE, | |
576 | NVSP_SUBCHANNEL_MAX | |
577 | }; | |
578 | ||
579 | struct nvsp_5_subchannel_request { | |
580 | u32 op; | |
581 | u32 num_subchannels; | |
582 | } __packed; | |
583 | ||
584 | struct nvsp_5_subchannel_complete { | |
585 | u32 status; | |
586 | u32 num_subchannels; /* Actual number of subchannels allocated */ | |
587 | } __packed; | |
588 | ||
589 | struct nvsp_5_send_indirect_table { | |
590 | /* The number of entries in the send indirection table */ | |
591 | u32 count; | |
592 | ||
c6a77ff8 | 593 | /* The offset of the send indirection table from top of this struct. |
a1eabb01 HZ |
594 | * The send indirection table tells which channel to put the send |
595 | * traffic on. Each entry is a channel number. | |
596 | */ | |
597 | u32 offset; | |
598 | } __packed; | |
599 | ||
600 | union nvsp_5_message_uber { | |
601 | struct nvsp_5_subchannel_request subchn_req; | |
602 | struct nvsp_5_subchannel_complete subchn_comp; | |
603 | struct nvsp_5_send_indirect_table send_table; | |
604 | } __packed; | |
605 | ||
52584904 S |
606 | union nvsp_all_messages { |
607 | union nvsp_message_init_uber init_msg; | |
608 | union nvsp_1_message_uber v1_msg; | |
f157e78d | 609 | union nvsp_2_message_uber v2_msg; |
71790a27 | 610 | union nvsp_4_message_uber v4_msg; |
a1eabb01 | 611 | union nvsp_5_message_uber v5_msg; |
52584904 S |
612 | } __packed; |
613 | ||
614 | /* ALL Messages */ | |
615 | struct nvsp_message { | |
616 | struct nvsp_message_header hdr; | |
617 | union nvsp_all_messages msg; | |
618 | } __packed; | |
619 | ||
620 | ||
d0c2c997 JW |
621 | #define NETVSC_MTU 65535 |
622 | #define NETVSC_MTU_MIN ETH_MIN_MTU | |
52584904 | 623 | |
b679ef73 | 624 | #define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */ |
99d3016d | 625 | #define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */ |
be136ed3 | 626 | #define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 15) /* 15MB */ |
c25aaf81 KS |
627 | #define NETVSC_INVALID_INDEX -1 |
628 | ||
52584904 S |
629 | |
630 | #define NETVSC_RECEIVE_BUFFER_ID 0xcafe | |
c51ed182 | 631 | #define NETVSC_SEND_BUFFER_ID 0 |
52584904 | 632 | |
f90251c8 | 633 | #define NETVSC_PACKET_SIZE 4096 |
52584904 | 634 | |
5b54dac8 | 635 | #define VRSS_SEND_TAB_SIZE 16 |
9efc2f7d | 636 | #define VRSS_CHANNEL_MAX 64 |
2b01888d | 637 | #define VRSS_CHANNEL_DEFAULT 8 |
5b54dac8 | 638 | |
7c3877f2 HZ |
639 | #define RNDIS_MAX_PKT_DEFAULT 8 |
640 | #define RNDIS_PKT_ALIGN_DEFAULT 8 | |
641 | ||
642 | struct multi_send_data { | |
c85e4924 | 643 | struct sk_buff *skb; /* skb containing the pkt */ |
7c3877f2 HZ |
644 | struct hv_netvsc_packet *pkt; /* netvsc pkt pending */ |
645 | u32 count; /* counter of batched packets */ | |
646 | }; | |
647 | ||
c0b558e5 HZ |
648 | struct recv_comp_data { |
649 | u64 tid; /* transaction id */ | |
650 | u32 status; | |
651 | }; | |
652 | ||
653 | /* Netvsc Receive Slots Max */ | |
654 | #define NETVSC_RECVSLOT_MAX (NETVSC_RECEIVE_BUFFER_SIZE / ETH_DATA_LEN + 1) | |
655 | ||
656 | struct multi_recv_comp { | |
657 | void *buf; /* queued receive completions */ | |
658 | u32 first; /* first data entry */ | |
659 | u32 next; /* next entry for writing */ | |
660 | }; | |
661 | ||
7eafd9b4 | 662 | struct netvsc_stats { |
663 | u64 packets; | |
664 | u64 bytes; | |
f7ad75b7 SH |
665 | u64 broadcast; |
666 | u64 multicast; | |
4b02b58b | 667 | struct u64_stats_sync syncp; |
7eafd9b4 | 668 | }; |
669 | ||
4323b47c SH |
670 | struct netvsc_ethtool_stats { |
671 | unsigned long tx_scattered; | |
672 | unsigned long tx_no_memory; | |
673 | unsigned long tx_no_space; | |
674 | unsigned long tx_too_big; | |
675 | unsigned long tx_busy; | |
676 | }; | |
677 | ||
27a70af3 VK |
678 | struct netvsc_reconfig { |
679 | struct list_head list; | |
680 | u32 event; | |
681 | }; | |
682 | ||
3f300ff4 SX |
683 | /* The context of the netvsc device */ |
684 | struct net_device_context { | |
685 | /* point back to our device context */ | |
686 | struct hv_device *device_ctx; | |
3d541ac5 VK |
687 | /* netvsc_device */ |
688 | struct netvsc_device *nvdev; | |
27a70af3 | 689 | /* reconfigure work */ |
3f300ff4 | 690 | struct delayed_work dwork; |
27a70af3 VK |
691 | /* last reconfig time */ |
692 | unsigned long last_reconfig; | |
693 | /* reconfig events */ | |
694 | struct list_head reconfig_events; | |
695 | /* list protection */ | |
696 | spinlock_t lock; | |
697 | ||
3f300ff4 SX |
698 | struct work_struct work; |
699 | u32 msg_enable; /* debug level */ | |
7eafd9b4 | 700 | |
23312a3b | 701 | u32 tx_checksum_mask; |
49eb9389 | 702 | |
7ce10124 | 703 | u32 tx_send_table[VRSS_SEND_TAB_SIZE]; |
704 | ||
49eb9389 | 705 | /* Ethtool settings */ |
706 | u8 duplex; | |
707 | u32 speed; | |
4323b47c | 708 | struct netvsc_ethtool_stats eth_stats; |
f580aec4 VK |
709 | |
710 | /* the device is going away */ | |
711 | bool start_remove; | |
f9a7da91 VK |
712 | |
713 | /* State to manage the associated VF interface. */ | |
f207c10d | 714 | struct net_device __rcu *vf_netdev; |
9cbcc428 | 715 | |
f9a7da91 VK |
716 | /* 1: allocated, serial number is valid. 0: not allocated */ |
717 | u32 vf_alloc; | |
718 | /* Serial number of the VF to team with */ | |
719 | u32 vf_serial; | |
3f300ff4 SX |
720 | }; |
721 | ||
b8b835a8 | 722 | /* Per channel data */ |
723 | struct netvsc_channel { | |
724 | struct vmbus_channel *channel; | |
725 | struct multi_send_data msd; | |
726 | struct multi_recv_comp mrc; | |
727 | atomic_t queue_sends; | |
6c80f3fc SX |
728 | |
729 | struct netvsc_stats tx_stats; | |
730 | struct netvsc_stats rx_stats; | |
b8b835a8 | 731 | }; |
732 | ||
7c3877f2 | 733 | /* Per netvsc device */ |
52584904 | 734 | struct netvsc_device { |
f157e78d HZ |
735 | u32 nvsp_version; |
736 | ||
dc5cd894 | 737 | wait_queue_head_t wait_drain; |
c38b9c71 | 738 | bool destroy; |
52584904 | 739 | |
52584904 S |
740 | /* Receive buffer allocated by us but manages by NetVSP */ |
741 | void *recv_buf; | |
742 | u32 recv_buf_size; | |
743 | u32 recv_buf_gpadl_handle; | |
744 | u32 recv_section_cnt; | |
745 | struct nvsp_1_receive_buffer_section *recv_section; | |
746 | ||
c25aaf81 KS |
747 | /* Send buffer allocated by us */ |
748 | void *send_buf; | |
749 | u32 send_buf_size; | |
750 | u32 send_buf_gpadl_handle; | |
751 | u32 send_section_cnt; | |
752 | u32 send_section_size; | |
753 | unsigned long *send_section_map; | |
c25aaf81 | 754 | |
52584904 S |
755 | /* Used for NetVSP initialization protocol */ |
756 | struct completion channel_init_wait; | |
757 | struct nvsp_message channel_init_pkt; | |
758 | ||
759 | struct nvsp_message revoke_packet; | |
52584904 | 760 | |
59995370 | 761 | u32 max_chn; |
5b54dac8 | 762 | u32 num_chn; |
b3e6b82a KS |
763 | spinlock_t sc_lock; /* Protects num_sc_offered variable */ |
764 | u32 num_sc_offered; | |
5b54dac8 | 765 | |
52584904 S |
766 | /* Holds rndis device info */ |
767 | void *extension; | |
5b54dac8 HZ |
768 | |
769 | int ring_size; | |
770 | ||
7c3877f2 HZ |
771 | u32 max_pkt; /* max number of pkt in one send, e.g. 8 */ |
772 | u32 pkt_align; /* alignment bytes, e.g. 8 */ | |
3f300ff4 | 773 | |
c0b558e5 HZ |
774 | atomic_t num_outstanding_recvs; |
775 | ||
84bf9cef | 776 | atomic_t open_cnt; |
b8b835a8 | 777 | |
778 | struct netvsc_channel chan_table[VRSS_CHANNEL_MAX]; | |
52584904 S |
779 | }; |
780 | ||
2625466d VK |
781 | static inline struct netvsc_device * |
782 | net_device_to_netvsc_device(struct net_device *ndev) | |
783 | { | |
784 | return ((struct net_device_context *)netdev_priv(ndev))->nvdev; | |
785 | } | |
786 | ||
787 | static inline struct netvsc_device * | |
788 | hv_device_to_netvsc_device(struct hv_device *device) | |
789 | { | |
790 | return net_device_to_netvsc_device(hv_get_drvdata(device)); | |
791 | } | |
792 | ||
4a5cea39 S |
793 | /* NdisInitialize message */ |
794 | struct rndis_initialize_request { | |
795 | u32 req_id; | |
796 | u32 major_ver; | |
797 | u32 minor_ver; | |
798 | u32 max_xfer_size; | |
799 | }; | |
800 | ||
801 | /* Response to NdisInitialize */ | |
802 | struct rndis_initialize_complete { | |
803 | u32 req_id; | |
804 | u32 status; | |
805 | u32 major_ver; | |
806 | u32 minor_ver; | |
807 | u32 dev_flags; | |
808 | u32 medium; | |
809 | u32 max_pkt_per_msg; | |
810 | u32 max_xfer_size; | |
811 | u32 pkt_alignment_factor; | |
812 | u32 af_list_offset; | |
813 | u32 af_list_size; | |
814 | }; | |
815 | ||
816 | /* Call manager devices only: Information about an address family */ | |
817 | /* supported by the device is appended to the response to NdisInitialize. */ | |
818 | struct rndis_co_address_family { | |
819 | u32 address_family; | |
820 | u32 major_ver; | |
821 | u32 minor_ver; | |
822 | }; | |
823 | ||
824 | /* NdisHalt message */ | |
825 | struct rndis_halt_request { | |
826 | u32 req_id; | |
827 | }; | |
828 | ||
829 | /* NdisQueryRequest message */ | |
830 | struct rndis_query_request { | |
831 | u32 req_id; | |
832 | u32 oid; | |
833 | u32 info_buflen; | |
834 | u32 info_buf_offset; | |
835 | u32 dev_vc_handle; | |
836 | }; | |
837 | ||
838 | /* Response to NdisQueryRequest */ | |
839 | struct rndis_query_complete { | |
840 | u32 req_id; | |
841 | u32 status; | |
842 | u32 info_buflen; | |
843 | u32 info_buf_offset; | |
844 | }; | |
845 | ||
846 | /* NdisSetRequest message */ | |
847 | struct rndis_set_request { | |
848 | u32 req_id; | |
849 | u32 oid; | |
850 | u32 info_buflen; | |
851 | u32 info_buf_offset; | |
852 | u32 dev_vc_handle; | |
853 | }; | |
854 | ||
855 | /* Response to NdisSetRequest */ | |
856 | struct rndis_set_complete { | |
857 | u32 req_id; | |
858 | u32 status; | |
859 | }; | |
860 | ||
861 | /* NdisReset message */ | |
862 | struct rndis_reset_request { | |
863 | u32 reserved; | |
864 | }; | |
865 | ||
866 | /* Response to NdisReset */ | |
867 | struct rndis_reset_complete { | |
868 | u32 status; | |
869 | u32 addressing_reset; | |
870 | }; | |
871 | ||
872 | /* NdisMIndicateStatus message */ | |
873 | struct rndis_indicate_status { | |
874 | u32 status; | |
875 | u32 status_buflen; | |
876 | u32 status_buf_offset; | |
877 | }; | |
878 | ||
879 | /* Diagnostic information passed as the status buffer in */ | |
880 | /* struct rndis_indicate_status messages signifying error conditions. */ | |
881 | struct rndis_diagnostic_info { | |
882 | u32 diag_status; | |
883 | u32 error_offset; | |
884 | }; | |
885 | ||
886 | /* NdisKeepAlive message */ | |
887 | struct rndis_keepalive_request { | |
888 | u32 req_id; | |
889 | }; | |
890 | ||
891 | /* Response to NdisKeepAlive */ | |
892 | struct rndis_keepalive_complete { | |
893 | u32 req_id; | |
894 | u32 status; | |
895 | }; | |
896 | ||
897 | /* | |
898 | * Data message. All Offset fields contain byte offsets from the beginning of | |
899 | * struct rndis_packet. All Length fields are in bytes. VcHandle is set | |
900 | * to 0 for connectionless data, otherwise it contains the VC handle. | |
901 | */ | |
902 | struct rndis_packet { | |
903 | u32 data_offset; | |
904 | u32 data_len; | |
905 | u32 oob_data_offset; | |
906 | u32 oob_data_len; | |
907 | u32 num_oob_data_elements; | |
908 | u32 per_pkt_info_offset; | |
909 | u32 per_pkt_info_len; | |
910 | u32 vc_handle; | |
911 | u32 reserved; | |
912 | }; | |
913 | ||
914 | /* Optional Out of Band data associated with a Data message. */ | |
915 | struct rndis_oobd { | |
916 | u32 size; | |
917 | u32 type; | |
918 | u32 class_info_offset; | |
919 | }; | |
920 | ||
921 | /* Packet extension field contents associated with a Data message. */ | |
922 | struct rndis_per_packet_info { | |
923 | u32 size; | |
924 | u32 type; | |
1f5f3a75 HZ |
925 | u32 ppi_offset; |
926 | }; | |
927 | ||
928 | enum ndis_per_pkt_info_type { | |
929 | TCPIP_CHKSUM_PKTINFO, | |
930 | IPSEC_PKTINFO, | |
931 | TCP_LARGESEND_PKTINFO, | |
932 | CLASSIFICATION_HANDLE_PKTINFO, | |
933 | NDIS_RESERVED, | |
934 | SG_LIST_PKTINFO, | |
935 | IEEE_8021Q_INFO, | |
936 | ORIGINAL_PKTINFO, | |
937 | PACKET_CANCEL_ID, | |
307f0995 | 938 | NBL_HASH_VALUE = PACKET_CANCEL_ID, |
1f5f3a75 HZ |
939 | ORIGINAL_NET_BUFLIST, |
940 | CACHED_NET_BUFLIST, | |
941 | SHORT_PKT_PADINFO, | |
942 | MAX_PER_PKT_INFO | |
943 | }; | |
944 | ||
945 | struct ndis_pkt_8021q_info { | |
946 | union { | |
947 | struct { | |
948 | u32 pri:3; /* User Priority */ | |
949 | u32 cfi:1; /* Canonical Format ID */ | |
950 | u32 vlanid:12; /* VLAN ID */ | |
951 | u32 reserved:16; | |
952 | }; | |
953 | u32 value; | |
954 | }; | |
4a5cea39 S |
955 | }; |
956 | ||
23312a3b | 957 | struct ndis_object_header { |
4a0e70ae KS |
958 | u8 type; |
959 | u8 revision; | |
960 | u16 size; | |
961 | }; | |
962 | ||
963 | #define NDIS_OBJECT_TYPE_DEFAULT 0x80 | |
964 | #define NDIS_OFFLOAD_PARAMETERS_REVISION_3 3 | |
23312a3b | 965 | #define NDIS_OFFLOAD_PARAMETERS_REVISION_2 2 |
966 | #define NDIS_OFFLOAD_PARAMETERS_REVISION_1 1 | |
967 | ||
4a0e70ae KS |
968 | #define NDIS_OFFLOAD_PARAMETERS_NO_CHANGE 0 |
969 | #define NDIS_OFFLOAD_PARAMETERS_LSOV2_DISABLED 1 | |
970 | #define NDIS_OFFLOAD_PARAMETERS_LSOV2_ENABLED 2 | |
971 | #define NDIS_OFFLOAD_PARAMETERS_LSOV1_ENABLED 2 | |
972 | #define NDIS_OFFLOAD_PARAMETERS_RSC_DISABLED 1 | |
973 | #define NDIS_OFFLOAD_PARAMETERS_RSC_ENABLED 2 | |
974 | #define NDIS_OFFLOAD_PARAMETERS_TX_RX_DISABLED 1 | |
975 | #define NDIS_OFFLOAD_PARAMETERS_TX_ENABLED_RX_DISABLED 2 | |
976 | #define NDIS_OFFLOAD_PARAMETERS_RX_ENABLED_TX_DISABLED 3 | |
977 | #define NDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED 4 | |
978 | ||
77bf5487 KS |
979 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_V2_TYPE 1 |
980 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV4 0 | |
981 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV6 1 | |
982 | ||
af9893a3 | 983 | #define VERSION_4_OFFLOAD_SIZE 22 |
4a0e70ae KS |
984 | /* |
985 | * New offload OIDs for NDIS 6 | |
986 | */ | |
987 | #define OID_TCP_OFFLOAD_CURRENT_CONFIG 0xFC01020B /* query only */ | |
988 | #define OID_TCP_OFFLOAD_PARAMETERS 0xFC01020C /* set only */ | |
989 | #define OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020D/* query only */ | |
990 | #define OID_TCP_CONNECTION_OFFLOAD_CURRENT_CONFIG 0xFC01020E /* query only */ | |
991 | #define OID_TCP_CONNECTION_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020F /* query */ | |
992 | #define OID_OFFLOAD_ENCAPSULATION 0x0101010A /* set/query */ | |
993 | ||
23312a3b | 994 | /* |
995 | * OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES | |
996 | * ndis_type: NDIS_OBJTYPE_OFFLOAD | |
997 | */ | |
998 | ||
999 | #define NDIS_OFFLOAD_ENCAP_NONE 0x0000 | |
1000 | #define NDIS_OFFLOAD_ENCAP_NULL 0x0001 | |
1001 | #define NDIS_OFFLOAD_ENCAP_8023 0x0002 | |
1002 | #define NDIS_OFFLOAD_ENCAP_8023PQ 0x0004 | |
1003 | #define NDIS_OFFLOAD_ENCAP_8023PQ_OOB 0x0008 | |
1004 | #define NDIS_OFFLOAD_ENCAP_RFC1483 0x0010 | |
1005 | ||
1006 | struct ndis_csum_offload { | |
1007 | u32 ip4_txenc; | |
1008 | u32 ip4_txcsum; | |
1009 | #define NDIS_TXCSUM_CAP_IP4OPT 0x001 | |
1010 | #define NDIS_TXCSUM_CAP_TCP4OPT 0x004 | |
1011 | #define NDIS_TXCSUM_CAP_TCP4 0x010 | |
1012 | #define NDIS_TXCSUM_CAP_UDP4 0x040 | |
1013 | #define NDIS_TXCSUM_CAP_IP4 0x100 | |
1014 | ||
1015 | #define NDIS_TXCSUM_ALL_TCP4 (NDIS_TXCSUM_CAP_TCP4 | NDIS_TXCSUM_CAP_TCP4OPT) | |
1016 | ||
1017 | u32 ip4_rxenc; | |
1018 | u32 ip4_rxcsum; | |
1019 | #define NDIS_RXCSUM_CAP_IP4OPT 0x001 | |
1020 | #define NDIS_RXCSUM_CAP_TCP4OPT 0x004 | |
1021 | #define NDIS_RXCSUM_CAP_TCP4 0x010 | |
1022 | #define NDIS_RXCSUM_CAP_UDP4 0x040 | |
1023 | #define NDIS_RXCSUM_CAP_IP4 0x100 | |
1024 | u32 ip6_txenc; | |
1025 | u32 ip6_txcsum; | |
1026 | #define NDIS_TXCSUM_CAP_IP6EXT 0x001 | |
1027 | #define NDIS_TXCSUM_CAP_TCP6OPT 0x004 | |
1028 | #define NDIS_TXCSUM_CAP_TCP6 0x010 | |
1029 | #define NDIS_TXCSUM_CAP_UDP6 0x040 | |
1030 | u32 ip6_rxenc; | |
1031 | u32 ip6_rxcsum; | |
1032 | #define NDIS_RXCSUM_CAP_IP6EXT 0x001 | |
1033 | #define NDIS_RXCSUM_CAP_TCP6OPT 0x004 | |
1034 | #define NDIS_RXCSUM_CAP_TCP6 0x010 | |
1035 | #define NDIS_RXCSUM_CAP_UDP6 0x040 | |
1036 | ||
1037 | #define NDIS_TXCSUM_ALL_TCP6 (NDIS_TXCSUM_CAP_TCP6 | \ | |
1038 | NDIS_TXCSUM_CAP_TCP6OPT | \ | |
1039 | NDIS_TXCSUM_CAP_IP6EXT) | |
1040 | }; | |
1041 | ||
1042 | struct ndis_lsov1_offload { | |
1043 | u32 encap; | |
1044 | u32 maxsize; | |
1045 | u32 minsegs; | |
1046 | u32 opts; | |
1047 | }; | |
1048 | ||
1049 | struct ndis_ipsecv1_offload { | |
1050 | u32 encap; | |
1051 | u32 ah_esp; | |
1052 | u32 xport_tun; | |
1053 | u32 ip4_opts; | |
1054 | u32 flags; | |
1055 | u32 ip4_ah; | |
1056 | u32 ip4_esp; | |
1057 | }; | |
1058 | ||
1059 | struct ndis_lsov2_offload { | |
1060 | u32 ip4_encap; | |
1061 | u32 ip4_maxsz; | |
1062 | u32 ip4_minsg; | |
1063 | u32 ip6_encap; | |
1064 | u32 ip6_maxsz; | |
1065 | u32 ip6_minsg; | |
1066 | u32 ip6_opts; | |
1067 | #define NDIS_LSOV2_CAP_IP6EXT 0x001 | |
1068 | #define NDIS_LSOV2_CAP_TCP6OPT 0x004 | |
1069 | ||
1070 | #define NDIS_LSOV2_CAP_IP6 (NDIS_LSOV2_CAP_IP6EXT | \ | |
1071 | NDIS_LSOV2_CAP_TCP6OPT) | |
1072 | }; | |
1073 | ||
1074 | struct ndis_ipsecv2_offload { | |
1075 | u32 encap; | |
1076 | u16 ip6; | |
1077 | u16 ip4opt; | |
1078 | u16 ip6ext; | |
1079 | u16 ah; | |
1080 | u16 esp; | |
1081 | u16 ah_esp; | |
1082 | u16 xport; | |
1083 | u16 tun; | |
1084 | u16 xport_tun; | |
1085 | u16 lso; | |
1086 | u16 extseq; | |
1087 | u32 udp_esp; | |
1088 | u32 auth; | |
1089 | u32 crypto; | |
1090 | u32 sa_caps; | |
1091 | }; | |
1092 | ||
1093 | struct ndis_rsc_offload { | |
1094 | u16 ip4; | |
1095 | u16 ip6; | |
1096 | }; | |
1097 | ||
1098 | struct ndis_encap_offload { | |
1099 | u32 flags; | |
1100 | u32 maxhdr; | |
1101 | }; | |
1102 | ||
1103 | struct ndis_offload { | |
1104 | struct ndis_object_header header; | |
1105 | struct ndis_csum_offload csum; | |
1106 | struct ndis_lsov1_offload lsov1; | |
1107 | struct ndis_ipsecv1_offload ipsecv1; | |
1108 | struct ndis_lsov2_offload lsov2; | |
1109 | u32 flags; | |
1110 | /* NDIS >= 6.1 */ | |
1111 | struct ndis_ipsecv2_offload ipsecv2; | |
1112 | /* NDIS >= 6.30 */ | |
1113 | struct ndis_rsc_offload rsc; | |
1114 | struct ndis_encap_offload encap_gre; | |
1115 | }; | |
1116 | ||
1117 | #define NDIS_OFFLOAD_SIZE sizeof(struct ndis_offload) | |
1118 | #define NDIS_OFFLOAD_SIZE_6_0 offsetof(struct ndis_offload, ipsecv2) | |
1119 | #define NDIS_OFFLOAD_SIZE_6_1 offsetof(struct ndis_offload, rsc) | |
1120 | ||
4a0e70ae | 1121 | struct ndis_offload_params { |
23312a3b | 1122 | struct ndis_object_header header; |
4a0e70ae KS |
1123 | u8 ip_v4_csum; |
1124 | u8 tcp_ip_v4_csum; | |
1125 | u8 udp_ip_v4_csum; | |
1126 | u8 tcp_ip_v6_csum; | |
1127 | u8 udp_ip_v6_csum; | |
1128 | u8 lso_v1; | |
1129 | u8 ip_sec_v1; | |
1130 | u8 lso_v2_ipv4; | |
1131 | u8 lso_v2_ipv6; | |
1132 | u8 tcp_connection_ip_v4; | |
1133 | u8 tcp_connection_ip_v6; | |
1134 | u32 flags; | |
1135 | u8 ip_sec_v2; | |
1136 | u8 ip_sec_v2_ip_v4; | |
1137 | struct { | |
1138 | u8 rsc_ip_v4; | |
1139 | u8 rsc_ip_v6; | |
1140 | }; | |
1141 | struct { | |
1142 | u8 encapsulated_packet_task_offload; | |
1143 | u8 encapsulation_types; | |
1144 | }; | |
1145 | }; | |
1146 | ||
e3d605ed KS |
1147 | struct ndis_tcp_ip_checksum_info { |
1148 | union { | |
1149 | struct { | |
1150 | u32 is_ipv4:1; | |
1151 | u32 is_ipv6:1; | |
1152 | u32 tcp_checksum:1; | |
1153 | u32 udp_checksum:1; | |
1154 | u32 ip_header_checksum:1; | |
1155 | u32 reserved:11; | |
1156 | u32 tcp_header_offset:10; | |
1157 | } transmit; | |
1158 | struct { | |
1159 | u32 tcp_checksum_failed:1; | |
1160 | u32 udp_checksum_failed:1; | |
1161 | u32 ip_checksum_failed:1; | |
1162 | u32 tcp_checksum_succeeded:1; | |
1163 | u32 udp_checksum_succeeded:1; | |
1164 | u32 ip_checksum_succeeded:1; | |
1165 | u32 loopback:1; | |
1166 | u32 tcp_checksum_value_invalid:1; | |
1167 | u32 ip_checksum_value_invalid:1; | |
1168 | } receive; | |
1169 | u32 value; | |
1170 | }; | |
1171 | }; | |
1172 | ||
77bf5487 KS |
1173 | struct ndis_tcp_lso_info { |
1174 | union { | |
1175 | struct { | |
1176 | u32 unused:30; | |
1177 | u32 type:1; | |
1178 | u32 reserved2:1; | |
1179 | } transmit; | |
1180 | struct { | |
1181 | u32 mss:20; | |
1182 | u32 tcp_header_offset:10; | |
1183 | u32 type:1; | |
1184 | u32 reserved2:1; | |
1185 | } lso_v1_transmit; | |
1186 | struct { | |
1187 | u32 tcp_payload:30; | |
1188 | u32 type:1; | |
1189 | u32 reserved2:1; | |
1190 | } lso_v1_transmit_complete; | |
1191 | struct { | |
1192 | u32 mss:20; | |
1193 | u32 tcp_header_offset:10; | |
1194 | u32 type:1; | |
1195 | u32 ip_version:1; | |
1196 | } lso_v2_transmit; | |
1197 | struct { | |
1198 | u32 reserved:30; | |
1199 | u32 type:1; | |
1200 | u32 reserved2:1; | |
1201 | } lso_v2_transmit_complete; | |
1202 | u32 value; | |
1203 | }; | |
1204 | }; | |
1205 | ||
1f5f3a75 HZ |
1206 | #define NDIS_VLAN_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1207 | sizeof(struct ndis_pkt_8021q_info)) | |
1208 | ||
e3d605ed KS |
1209 | #define NDIS_CSUM_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1210 | sizeof(struct ndis_tcp_ip_checksum_info)) | |
1211 | ||
77bf5487 KS |
1212 | #define NDIS_LSO_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1213 | sizeof(struct ndis_tcp_lso_info)) | |
1214 | ||
307f0995 HZ |
1215 | #define NDIS_HASH_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1216 | sizeof(u32)) | |
1217 | ||
72151422 HZ |
1218 | /* Total size of all PPI data */ |
1219 | #define NDIS_ALL_PPI_SIZE (NDIS_VLAN_PPI_SIZE + NDIS_CSUM_PPI_SIZE + \ | |
1220 | NDIS_LSO_PPI_SIZE + NDIS_HASH_PPI_SIZE) | |
1221 | ||
4a5cea39 S |
1222 | /* Format of Information buffer passed in a SetRequest for the OID */ |
1223 | /* OID_GEN_RNDIS_CONFIG_PARAMETER. */ | |
1224 | struct rndis_config_parameter_info { | |
1225 | u32 parameter_name_offset; | |
1226 | u32 parameter_name_length; | |
1227 | u32 parameter_type; | |
1228 | u32 parameter_value_offset; | |
1229 | u32 parameter_value_length; | |
1230 | }; | |
1231 | ||
1232 | /* Values for ParameterType in struct rndis_config_parameter_info */ | |
1233 | #define RNDIS_CONFIG_PARAM_TYPE_INTEGER 0 | |
1234 | #define RNDIS_CONFIG_PARAM_TYPE_STRING 2 | |
1235 | ||
1236 | /* CONDIS Miniport messages for connection oriented devices */ | |
1237 | /* that do not implement a call manager. */ | |
1238 | ||
1239 | /* CoNdisMiniportCreateVc message */ | |
1240 | struct rcondis_mp_create_vc { | |
1241 | u32 req_id; | |
1242 | u32 ndis_vc_handle; | |
1243 | }; | |
1244 | ||
1245 | /* Response to CoNdisMiniportCreateVc */ | |
1246 | struct rcondis_mp_create_vc_complete { | |
1247 | u32 req_id; | |
1248 | u32 dev_vc_handle; | |
1249 | u32 status; | |
1250 | }; | |
1251 | ||
1252 | /* CoNdisMiniportDeleteVc message */ | |
1253 | struct rcondis_mp_delete_vc { | |
1254 | u32 req_id; | |
1255 | u32 dev_vc_handle; | |
1256 | }; | |
1257 | ||
1258 | /* Response to CoNdisMiniportDeleteVc */ | |
1259 | struct rcondis_mp_delete_vc_complete { | |
1260 | u32 req_id; | |
1261 | u32 status; | |
1262 | }; | |
1263 | ||
1264 | /* CoNdisMiniportQueryRequest message */ | |
1265 | struct rcondis_mp_query_request { | |
1266 | u32 req_id; | |
1267 | u32 request_type; | |
1268 | u32 oid; | |
1269 | u32 dev_vc_handle; | |
1270 | u32 info_buflen; | |
1271 | u32 info_buf_offset; | |
1272 | }; | |
1273 | ||
1274 | /* CoNdisMiniportSetRequest message */ | |
1275 | struct rcondis_mp_set_request { | |
1276 | u32 req_id; | |
1277 | u32 request_type; | |
1278 | u32 oid; | |
1279 | u32 dev_vc_handle; | |
1280 | u32 info_buflen; | |
1281 | u32 info_buf_offset; | |
1282 | }; | |
1283 | ||
1284 | /* CoNdisIndicateStatus message */ | |
1285 | struct rcondis_indicate_status { | |
1286 | u32 ndis_vc_handle; | |
1287 | u32 status; | |
1288 | u32 status_buflen; | |
1289 | u32 status_buf_offset; | |
1290 | }; | |
1291 | ||
1292 | /* CONDIS Call/VC parameters */ | |
1293 | struct rcondis_specific_parameters { | |
1294 | u32 parameter_type; | |
1295 | u32 parameter_length; | |
1296 | u32 parameter_lffset; | |
1297 | }; | |
1298 | ||
1299 | struct rcondis_media_parameters { | |
1300 | u32 flags; | |
1301 | u32 reserved1; | |
1302 | u32 reserved2; | |
1303 | struct rcondis_specific_parameters media_specific; | |
1304 | }; | |
1305 | ||
1306 | struct rndis_flowspec { | |
1307 | u32 token_rate; | |
1308 | u32 token_bucket_size; | |
1309 | u32 peak_bandwidth; | |
1310 | u32 latency; | |
1311 | u32 delay_variation; | |
1312 | u32 service_type; | |
1313 | u32 max_sdu_size; | |
1314 | u32 minimum_policed_size; | |
1315 | }; | |
1316 | ||
1317 | struct rcondis_call_manager_parameters { | |
1318 | struct rndis_flowspec transmit; | |
1319 | struct rndis_flowspec receive; | |
1320 | struct rcondis_specific_parameters call_mgr_specific; | |
1321 | }; | |
1322 | ||
1323 | /* CoNdisMiniportActivateVc message */ | |
1324 | struct rcondis_mp_activate_vc_request { | |
1325 | u32 req_id; | |
1326 | u32 flags; | |
1327 | u32 dev_vc_handle; | |
1328 | u32 media_params_offset; | |
1329 | u32 media_params_length; | |
1330 | u32 call_mgr_params_offset; | |
1331 | u32 call_mgr_params_length; | |
1332 | }; | |
1333 | ||
1334 | /* Response to CoNdisMiniportActivateVc */ | |
1335 | struct rcondis_mp_activate_vc_complete { | |
1336 | u32 req_id; | |
1337 | u32 status; | |
1338 | }; | |
1339 | ||
1340 | /* CoNdisMiniportDeactivateVc message */ | |
1341 | struct rcondis_mp_deactivate_vc_request { | |
1342 | u32 req_id; | |
1343 | u32 flags; | |
1344 | u32 dev_vc_handle; | |
1345 | }; | |
1346 | ||
1347 | /* Response to CoNdisMiniportDeactivateVc */ | |
1348 | struct rcondis_mp_deactivate_vc_complete { | |
1349 | u32 req_id; | |
1350 | u32 status; | |
1351 | }; | |
1352 | ||
1353 | ||
1354 | /* union with all of the RNDIS messages */ | |
1355 | union rndis_message_container { | |
1356 | struct rndis_packet pkt; | |
1357 | struct rndis_initialize_request init_req; | |
1358 | struct rndis_halt_request halt_req; | |
1359 | struct rndis_query_request query_req; | |
1360 | struct rndis_set_request set_req; | |
1361 | struct rndis_reset_request reset_req; | |
1362 | struct rndis_keepalive_request keep_alive_req; | |
1363 | struct rndis_indicate_status indicate_status; | |
1364 | struct rndis_initialize_complete init_complete; | |
1365 | struct rndis_query_complete query_complete; | |
1366 | struct rndis_set_complete set_complete; | |
1367 | struct rndis_reset_complete reset_complete; | |
1368 | struct rndis_keepalive_complete keep_alive_complete; | |
1369 | struct rcondis_mp_create_vc co_miniport_create_vc; | |
1370 | struct rcondis_mp_delete_vc co_miniport_delete_vc; | |
1371 | struct rcondis_indicate_status co_indicate_status; | |
1372 | struct rcondis_mp_activate_vc_request co_miniport_activate_vc; | |
1373 | struct rcondis_mp_deactivate_vc_request co_miniport_deactivate_vc; | |
1374 | struct rcondis_mp_create_vc_complete co_miniport_create_vc_complete; | |
1375 | struct rcondis_mp_delete_vc_complete co_miniport_delete_vc_complete; | |
1376 | struct rcondis_mp_activate_vc_complete co_miniport_activate_vc_complete; | |
1377 | struct rcondis_mp_deactivate_vc_complete | |
1378 | co_miniport_deactivate_vc_complete; | |
1379 | }; | |
1380 | ||
1381 | /* Remote NDIS message format */ | |
1382 | struct rndis_message { | |
1383 | u32 ndis_msg_type; | |
1384 | ||
1385 | /* Total length of this message, from the beginning */ | |
c6a77ff8 | 1386 | /* of the struct rndis_message, in bytes. */ |
4a5cea39 S |
1387 | u32 msg_len; |
1388 | ||
1389 | /* Actual message */ | |
1390 | union rndis_message_container msg; | |
1391 | }; | |
1392 | ||
9dbfd150 | 1393 | |
4a5cea39 S |
1394 | /* Handy macros */ |
1395 | ||
1396 | /* get the size of an RNDIS message. Pass in the message type, */ | |
1397 | /* struct rndis_set_request, struct rndis_packet for example */ | |
1398 | #define RNDIS_MESSAGE_SIZE(msg) \ | |
1399 | (sizeof(msg) + (sizeof(struct rndis_message) - \ | |
1400 | sizeof(union rndis_message_container))) | |
1401 | ||
1402 | /* get pointer to info buffer with message pointer */ | |
1403 | #define MESSAGE_TO_INFO_BUFFER(msg) \ | |
1404 | (((unsigned char *)(msg)) + msg->info_buf_offset) | |
1405 | ||
1406 | /* get pointer to status buffer with message pointer */ | |
1407 | #define MESSAGE_TO_STATUS_BUFFER(msg) \ | |
1408 | (((unsigned char *)(msg)) + msg->status_buf_offset) | |
1409 | ||
1410 | /* get pointer to OOBD buffer with message pointer */ | |
1411 | #define MESSAGE_TO_OOBD_BUFFER(msg) \ | |
1412 | (((unsigned char *)(msg)) + msg->oob_data_offset) | |
1413 | ||
1414 | /* get pointer to data buffer with message pointer */ | |
1415 | #define MESSAGE_TO_DATA_BUFFER(msg) \ | |
1416 | (((unsigned char *)(msg)) + msg->per_pkt_info_offset) | |
1417 | ||
1418 | /* get pointer to contained message from NDIS_MESSAGE pointer */ | |
1419 | #define RNDIS_MESSAGE_PTR_TO_MESSAGE_PTR(rndis_msg) \ | |
1420 | ((void *) &rndis_msg->msg) | |
1421 | ||
1422 | /* get pointer to contained message from NDIS_MESSAGE pointer */ | |
1423 | #define RNDIS_MESSAGE_RAW_PTR_TO_MESSAGE_PTR(rndis_msg) \ | |
1424 | ((void *) rndis_msg) | |
1425 | ||
299d0925 S |
1426 | |
1427 | #define __struct_bcount(x) | |
1428 | ||
1429 | ||
1430 | ||
1431 | #define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \ | |
1432 | sizeof(union rndis_message_container)) | |
1433 | ||
72151422 HZ |
1434 | #define RNDIS_AND_PPI_SIZE (sizeof(struct rndis_message) + NDIS_ALL_PPI_SIZE) |
1435 | ||
299d0925 S |
1436 | #define NDIS_PACKET_TYPE_DIRECTED 0x00000001 |
1437 | #define NDIS_PACKET_TYPE_MULTICAST 0x00000002 | |
1438 | #define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004 | |
1439 | #define NDIS_PACKET_TYPE_BROADCAST 0x00000008 | |
1440 | #define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010 | |
1441 | #define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020 | |
1442 | #define NDIS_PACKET_TYPE_SMT 0x00000040 | |
1443 | #define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080 | |
1444 | #define NDIS_PACKET_TYPE_GROUP 0x00000100 | |
1445 | #define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200 | |
1446 | #define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400 | |
1447 | #define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800 | |
1448 | ||
08cd04bf | 1449 | #define TRANSPORT_INFO_NOT_IP 0 |
23312a3b | 1450 | #define TRANSPORT_INFO_IPV4_TCP 0x01 |
1451 | #define TRANSPORT_INFO_IPV4_UDP 0x02 | |
1452 | #define TRANSPORT_INFO_IPV6_TCP 0x10 | |
1453 | #define TRANSPORT_INFO_IPV6_UDP 0x20 | |
299d0925 | 1454 | |
5ca7252a | 1455 | #endif /* _HYPERV_NET_H */ |