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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 | ||
4f19c0d8 | 174 | struct work_struct mcast_work; |
175 | ||
962f3fee | 176 | u8 hw_mac_adr[ETH_ALEN]; |
177 | u8 rss_key[NETVSC_HASH_KEYLEN]; | |
ff4a4419 | 178 | u16 ind_table[ITAB_NUM]; |
d426b2e3 HZ |
179 | }; |
180 | ||
181 | ||
41308862 | 182 | /* Interface */ |
24476760 | 183 | struct rndis_message; |
2f5fa6c8 | 184 | struct netvsc_device; |
2c7f83ca | 185 | int netvsc_device_add(struct hv_device *device, |
186 | const struct netvsc_device_info *info); | |
e08f3ea5 | 187 | void netvsc_device_remove(struct hv_device *device); |
f9819f05 | 188 | int netvsc_send(struct hv_device *device, |
24476760 | 189 | struct hv_netvsc_packet *packet, |
a9f2e2d6 | 190 | struct rndis_message *rndis_msg, |
3a3d9a0a KS |
191 | struct hv_page_buffer **page_buffer, |
192 | struct sk_buff *skb); | |
90ef117a | 193 | void netvsc_linkstatus_callback(struct hv_device *device_obj, |
3a494e71 | 194 | struct rndis_message *resp); |
dc54a08c | 195 | int netvsc_recv_callback(struct net_device *net, |
196 | struct vmbus_channel *channel, | |
197 | void *data, u32 len, | |
198 | const struct ndis_tcp_ip_checksum_info *csum_info, | |
199 | const struct ndis_pkt_8021q_info *vlan); | |
5b54dac8 | 200 | void netvsc_channel_cb(void *context); |
15a863bf | 201 | int netvsc_poll(struct napi_struct *napi, int budget); |
2f5fa6c8 VK |
202 | int rndis_filter_open(struct netvsc_device *nvdev); |
203 | int rndis_filter_close(struct netvsc_device *nvdev); | |
bdbad576 | 204 | int rndis_filter_device_add(struct hv_device *dev, |
2c7f83ca | 205 | struct netvsc_device_info *info); |
4f19c0d8 | 206 | void rndis_filter_update(struct netvsc_device *nvdev); |
2289f0aa | 207 | void rndis_filter_device_remove(struct hv_device *dev, |
208 | struct netvsc_device *nvdev); | |
962f3fee | 209 | int rndis_filter_set_rss_param(struct rndis_device *rdev, |
210 | const u8 *key, int num_queue); | |
dc54a08c | 211 | int rndis_filter_receive(struct net_device *ndev, |
212 | struct netvsc_device *net_dev, | |
213 | struct hv_device *dev, | |
214 | struct vmbus_channel *channel, | |
215 | void *data, u32 buflen); | |
0652aebc | 216 | |
e834da9a | 217 | int rndis_filter_set_device_mac(struct net_device *ndev, char *mac); |
d426b2e3 | 218 | |
0a1275ca | 219 | void netvsc_switch_datapath(struct net_device *nv_dev, bool vf); |
84bf9cef | 220 | |
52584904 S |
221 | #define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF) |
222 | ||
223 | #define NVSP_PROTOCOL_VERSION_1 2 | |
f157e78d | 224 | #define NVSP_PROTOCOL_VERSION_2 0x30002 |
a1eabb01 HZ |
225 | #define NVSP_PROTOCOL_VERSION_4 0x40000 |
226 | #define NVSP_PROTOCOL_VERSION_5 0x50000 | |
52584904 S |
227 | |
228 | enum { | |
229 | NVSP_MSG_TYPE_NONE = 0, | |
230 | ||
231 | /* Init Messages */ | |
232 | NVSP_MSG_TYPE_INIT = 1, | |
233 | NVSP_MSG_TYPE_INIT_COMPLETE = 2, | |
234 | ||
235 | NVSP_VERSION_MSG_START = 100, | |
236 | ||
237 | /* Version 1 Messages */ | |
238 | NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START, | |
239 | ||
240 | NVSP_MSG1_TYPE_SEND_RECV_BUF, | |
241 | NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE, | |
242 | NVSP_MSG1_TYPE_REVOKE_RECV_BUF, | |
243 | ||
244 | NVSP_MSG1_TYPE_SEND_SEND_BUF, | |
245 | NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE, | |
246 | NVSP_MSG1_TYPE_REVOKE_SEND_BUF, | |
247 | ||
248 | NVSP_MSG1_TYPE_SEND_RNDIS_PKT, | |
249 | NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE, | |
250 | ||
f157e78d HZ |
251 | /* Version 2 messages */ |
252 | NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF, | |
253 | NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP, | |
254 | NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF, | |
255 | ||
256 | NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION, | |
257 | ||
258 | NVSP_MSG2_TYPE_TERMINATE_CHIMNEY, | |
259 | NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP, | |
260 | ||
261 | NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT, | |
262 | ||
263 | NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT, | |
264 | NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP, | |
265 | ||
266 | NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ, | |
267 | NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP, | |
268 | ||
269 | NVSP_MSG2_TYPE_ALLOC_RXBUF, | |
270 | NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP, | |
271 | ||
272 | NVSP_MSG2_TYPE_FREE_RXBUF, | |
273 | ||
274 | NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT, | |
275 | NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP, | |
276 | ||
277 | NVSP_MSG2_TYPE_SEND_NDIS_CONFIG, | |
278 | ||
279 | NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE, | |
280 | NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, | |
a1eabb01 HZ |
281 | |
282 | NVSP_MSG2_MAX = NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, | |
283 | ||
284 | /* Version 4 messages */ | |
285 | NVSP_MSG4_TYPE_SEND_VF_ASSOCIATION, | |
286 | NVSP_MSG4_TYPE_SWITCH_DATA_PATH, | |
287 | NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, | |
288 | ||
289 | NVSP_MSG4_MAX = NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, | |
290 | ||
291 | /* Version 5 messages */ | |
292 | NVSP_MSG5_TYPE_OID_QUERY_EX, | |
293 | NVSP_MSG5_TYPE_OID_QUERY_EX_COMP, | |
294 | NVSP_MSG5_TYPE_SUBCHANNEL, | |
295 | NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, | |
296 | ||
297 | NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, | |
52584904 S |
298 | }; |
299 | ||
300 | enum { | |
301 | NVSP_STAT_NONE = 0, | |
302 | NVSP_STAT_SUCCESS, | |
303 | NVSP_STAT_FAIL, | |
304 | NVSP_STAT_PROTOCOL_TOO_NEW, | |
305 | NVSP_STAT_PROTOCOL_TOO_OLD, | |
306 | NVSP_STAT_INVALID_RNDIS_PKT, | |
307 | NVSP_STAT_BUSY, | |
f157e78d | 308 | NVSP_STAT_PROTOCOL_UNSUPPORTED, |
52584904 S |
309 | NVSP_STAT_MAX, |
310 | }; | |
311 | ||
312 | struct nvsp_message_header { | |
313 | u32 msg_type; | |
314 | }; | |
315 | ||
316 | /* Init Messages */ | |
317 | ||
318 | /* | |
319 | * This message is used by the VSC to initialize the channel after the channels | |
320 | * has been opened. This message should never include anything other then | |
321 | * versioning (i.e. this message will be the same for ever). | |
322 | */ | |
323 | struct nvsp_message_init { | |
324 | u32 min_protocol_ver; | |
325 | u32 max_protocol_ver; | |
326 | } __packed; | |
327 | ||
328 | /* | |
329 | * This message is used by the VSP to complete the initialization of the | |
330 | * channel. This message should never include anything other then versioning | |
331 | * (i.e. this message will be the same for ever). | |
332 | */ | |
333 | struct nvsp_message_init_complete { | |
334 | u32 negotiated_protocol_ver; | |
335 | u32 max_mdl_chain_len; | |
336 | u32 status; | |
337 | } __packed; | |
338 | ||
339 | union nvsp_message_init_uber { | |
340 | struct nvsp_message_init init; | |
341 | struct nvsp_message_init_complete init_complete; | |
342 | } __packed; | |
343 | ||
344 | /* Version 1 Messages */ | |
345 | ||
346 | /* | |
347 | * This message is used by the VSC to send the NDIS version to the VSP. The VSP | |
348 | * can use this information when handling OIDs sent by the VSC. | |
349 | */ | |
350 | struct nvsp_1_message_send_ndis_version { | |
351 | u32 ndis_major_ver; | |
352 | u32 ndis_minor_ver; | |
353 | } __packed; | |
354 | ||
355 | /* | |
356 | * This message is used by the VSC to send a receive buffer to the VSP. The VSP | |
357 | * can then use the receive buffer to send data to the VSC. | |
358 | */ | |
359 | struct nvsp_1_message_send_receive_buffer { | |
360 | u32 gpadl_handle; | |
361 | u16 id; | |
362 | } __packed; | |
363 | ||
364 | struct nvsp_1_receive_buffer_section { | |
365 | u32 offset; | |
366 | u32 sub_alloc_size; | |
367 | u32 num_sub_allocs; | |
368 | u32 end_offset; | |
369 | } __packed; | |
370 | ||
371 | /* | |
372 | * This message is used by the VSP to acknowledge a receive buffer send by the | |
373 | * VSC. This message must be sent by the VSP before the VSP uses the receive | |
374 | * buffer. | |
375 | */ | |
376 | struct nvsp_1_message_send_receive_buffer_complete { | |
377 | u32 status; | |
378 | u32 num_sections; | |
379 | ||
380 | /* | |
381 | * The receive buffer is split into two parts, a large suballocation | |
382 | * section and a small suballocation section. These sections are then | |
383 | * suballocated by a certain size. | |
384 | */ | |
385 | ||
386 | /* | |
387 | * For example, the following break up of the receive buffer has 6 | |
388 | * large suballocations and 10 small suballocations. | |
389 | */ | |
390 | ||
391 | /* | |
392 | * | Large Section | | Small Section | | |
393 | * ------------------------------------------------------------ | |
394 | * | | | | | | | | | | | | | | | | | | | |
395 | * | | | |
396 | * LargeOffset SmallOffset | |
397 | */ | |
398 | ||
399 | struct nvsp_1_receive_buffer_section sections[1]; | |
400 | } __packed; | |
401 | ||
402 | /* | |
403 | * This message is sent by the VSC to revoke the receive buffer. After the VSP | |
404 | * completes this transaction, the vsp should never use the receive buffer | |
405 | * again. | |
406 | */ | |
407 | struct nvsp_1_message_revoke_receive_buffer { | |
408 | u16 id; | |
409 | }; | |
410 | ||
411 | /* | |
412 | * This message is used by the VSC to send a send buffer to the VSP. The VSC | |
413 | * can then use the send buffer to send data to the VSP. | |
414 | */ | |
415 | struct nvsp_1_message_send_send_buffer { | |
416 | u32 gpadl_handle; | |
417 | u16 id; | |
418 | } __packed; | |
419 | ||
420 | /* | |
421 | * This message is used by the VSP to acknowledge a send buffer sent by the | |
422 | * VSC. This message must be sent by the VSP before the VSP uses the sent | |
423 | * buffer. | |
424 | */ | |
425 | struct nvsp_1_message_send_send_buffer_complete { | |
426 | u32 status; | |
427 | ||
428 | /* | |
429 | * The VSC gets to choose the size of the send buffer and the VSP gets | |
430 | * to choose the sections size of the buffer. This was done to enable | |
431 | * dynamic reconfigurations when the cost of GPA-direct buffers | |
432 | * decreases. | |
433 | */ | |
434 | u32 section_size; | |
435 | } __packed; | |
436 | ||
437 | /* | |
438 | * This message is sent by the VSC to revoke the send buffer. After the VSP | |
439 | * completes this transaction, the vsp should never use the send buffer again. | |
440 | */ | |
441 | struct nvsp_1_message_revoke_send_buffer { | |
442 | u16 id; | |
443 | }; | |
444 | ||
445 | /* | |
446 | * This message is used by both the VSP and the VSC to send a RNDIS message to | |
447 | * the opposite channel endpoint. | |
448 | */ | |
449 | struct nvsp_1_message_send_rndis_packet { | |
450 | /* | |
c6a77ff8 | 451 | * This field is specified by RNDIS. They assume there's two different |
52584904 S |
452 | * channels of communication. However, the Network VSP only has one. |
453 | * Therefore, the channel travels with the RNDIS packet. | |
454 | */ | |
455 | u32 channel_type; | |
456 | ||
457 | /* | |
458 | * This field is used to send part or all of the data through a send | |
459 | * buffer. This values specifies an index into the send buffer. If the | |
460 | * index is 0xFFFFFFFF, then the send buffer is not being used and all | |
461 | * of the data was sent through other VMBus mechanisms. | |
462 | */ | |
463 | u32 send_buf_section_index; | |
464 | u32 send_buf_section_size; | |
465 | } __packed; | |
466 | ||
467 | /* | |
468 | * This message is used by both the VSP and the VSC to complete a RNDIS message | |
469 | * to the opposite channel endpoint. At this point, the initiator of this | |
470 | * message cannot use any resources associated with the original RNDIS packet. | |
471 | */ | |
472 | struct nvsp_1_message_send_rndis_packet_complete { | |
473 | u32 status; | |
474 | }; | |
475 | ||
476 | union nvsp_1_message_uber { | |
477 | struct nvsp_1_message_send_ndis_version send_ndis_ver; | |
478 | ||
479 | struct nvsp_1_message_send_receive_buffer send_recv_buf; | |
480 | struct nvsp_1_message_send_receive_buffer_complete | |
481 | send_recv_buf_complete; | |
482 | struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf; | |
483 | ||
484 | struct nvsp_1_message_send_send_buffer send_send_buf; | |
485 | struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete; | |
486 | struct nvsp_1_message_revoke_send_buffer revoke_send_buf; | |
487 | ||
488 | struct nvsp_1_message_send_rndis_packet send_rndis_pkt; | |
489 | struct nvsp_1_message_send_rndis_packet_complete | |
490 | send_rndis_pkt_complete; | |
491 | } __packed; | |
492 | ||
f157e78d HZ |
493 | |
494 | /* | |
495 | * Network VSP protocol version 2 messages: | |
496 | */ | |
497 | struct nvsp_2_vsc_capability { | |
498 | union { | |
499 | u64 data; | |
500 | struct { | |
501 | u64 vmq:1; | |
502 | u64 chimney:1; | |
503 | u64 sriov:1; | |
504 | u64 ieee8021q:1; | |
505 | u64 correlation_id:1; | |
7f5d5af0 | 506 | u64 teaming:1; |
f157e78d HZ |
507 | }; |
508 | }; | |
509 | } __packed; | |
510 | ||
511 | struct nvsp_2_send_ndis_config { | |
512 | u32 mtu; | |
513 | u32 reserved; | |
514 | struct nvsp_2_vsc_capability capability; | |
515 | } __packed; | |
516 | ||
517 | /* Allocate receive buffer */ | |
518 | struct nvsp_2_alloc_rxbuf { | |
519 | /* Allocation ID to match the allocation request and response */ | |
520 | u32 alloc_id; | |
521 | ||
522 | /* Length of the VM shared memory receive buffer that needs to | |
523 | * be allocated | |
524 | */ | |
525 | u32 len; | |
526 | } __packed; | |
527 | ||
528 | /* Allocate receive buffer complete */ | |
529 | struct nvsp_2_alloc_rxbuf_comp { | |
530 | /* The NDIS_STATUS code for buffer allocation */ | |
531 | u32 status; | |
532 | ||
533 | u32 alloc_id; | |
534 | ||
535 | /* GPADL handle for the allocated receive buffer */ | |
536 | u32 gpadl_handle; | |
537 | ||
538 | /* Receive buffer ID */ | |
539 | u64 recv_buf_id; | |
540 | } __packed; | |
541 | ||
542 | struct nvsp_2_free_rxbuf { | |
543 | u64 recv_buf_id; | |
544 | } __packed; | |
545 | ||
546 | union nvsp_2_message_uber { | |
547 | struct nvsp_2_send_ndis_config send_ndis_config; | |
548 | struct nvsp_2_alloc_rxbuf alloc_rxbuf; | |
549 | struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp; | |
550 | struct nvsp_2_free_rxbuf free_rxbuf; | |
551 | } __packed; | |
552 | ||
71790a27 HZ |
553 | struct nvsp_4_send_vf_association { |
554 | /* 1: allocated, serial number is valid. 0: not allocated */ | |
555 | u32 allocated; | |
556 | ||
557 | /* Serial number of the VF to team with */ | |
558 | u32 serial; | |
559 | } __packed; | |
560 | ||
561 | enum nvsp_vm_datapath { | |
562 | NVSP_DATAPATH_SYNTHETIC = 0, | |
563 | NVSP_DATAPATH_VF, | |
564 | NVSP_DATAPATH_MAX | |
565 | }; | |
566 | ||
567 | struct nvsp_4_sw_datapath { | |
568 | u32 active_datapath; /* active data path in VM */ | |
569 | } __packed; | |
570 | ||
571 | union nvsp_4_message_uber { | |
572 | struct nvsp_4_send_vf_association vf_assoc; | |
573 | struct nvsp_4_sw_datapath active_dp; | |
574 | } __packed; | |
575 | ||
a1eabb01 HZ |
576 | enum nvsp_subchannel_operation { |
577 | NVSP_SUBCHANNEL_NONE = 0, | |
578 | NVSP_SUBCHANNEL_ALLOCATE, | |
579 | NVSP_SUBCHANNEL_MAX | |
580 | }; | |
581 | ||
582 | struct nvsp_5_subchannel_request { | |
583 | u32 op; | |
584 | u32 num_subchannels; | |
585 | } __packed; | |
586 | ||
587 | struct nvsp_5_subchannel_complete { | |
588 | u32 status; | |
589 | u32 num_subchannels; /* Actual number of subchannels allocated */ | |
590 | } __packed; | |
591 | ||
592 | struct nvsp_5_send_indirect_table { | |
593 | /* The number of entries in the send indirection table */ | |
594 | u32 count; | |
595 | ||
c6a77ff8 | 596 | /* The offset of the send indirection table from top of this struct. |
a1eabb01 HZ |
597 | * The send indirection table tells which channel to put the send |
598 | * traffic on. Each entry is a channel number. | |
599 | */ | |
600 | u32 offset; | |
601 | } __packed; | |
602 | ||
603 | union nvsp_5_message_uber { | |
604 | struct nvsp_5_subchannel_request subchn_req; | |
605 | struct nvsp_5_subchannel_complete subchn_comp; | |
606 | struct nvsp_5_send_indirect_table send_table; | |
607 | } __packed; | |
608 | ||
52584904 S |
609 | union nvsp_all_messages { |
610 | union nvsp_message_init_uber init_msg; | |
611 | union nvsp_1_message_uber v1_msg; | |
f157e78d | 612 | union nvsp_2_message_uber v2_msg; |
71790a27 | 613 | union nvsp_4_message_uber v4_msg; |
a1eabb01 | 614 | union nvsp_5_message_uber v5_msg; |
52584904 S |
615 | } __packed; |
616 | ||
617 | /* ALL Messages */ | |
618 | struct nvsp_message { | |
619 | struct nvsp_message_header hdr; | |
620 | union nvsp_all_messages msg; | |
621 | } __packed; | |
622 | ||
623 | ||
d0c2c997 JW |
624 | #define NETVSC_MTU 65535 |
625 | #define NETVSC_MTU_MIN ETH_MIN_MTU | |
52584904 | 626 | |
b679ef73 | 627 | #define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */ |
99d3016d | 628 | #define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */ |
be136ed3 | 629 | #define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 15) /* 15MB */ |
c25aaf81 KS |
630 | #define NETVSC_INVALID_INDEX -1 |
631 | ||
52584904 S |
632 | |
633 | #define NETVSC_RECEIVE_BUFFER_ID 0xcafe | |
c51ed182 | 634 | #define NETVSC_SEND_BUFFER_ID 0 |
52584904 | 635 | |
f90251c8 | 636 | #define NETVSC_PACKET_SIZE 4096 |
52584904 | 637 | |
8db91f6a | 638 | #define VRSS_SEND_TAB_SIZE 16 /* must be power of 2 */ |
9efc2f7d | 639 | #define VRSS_CHANNEL_MAX 64 |
2b01888d | 640 | #define VRSS_CHANNEL_DEFAULT 8 |
5b54dac8 | 641 | |
7c3877f2 HZ |
642 | #define RNDIS_MAX_PKT_DEFAULT 8 |
643 | #define RNDIS_PKT_ALIGN_DEFAULT 8 | |
644 | ||
645 | struct multi_send_data { | |
c85e4924 | 646 | struct sk_buff *skb; /* skb containing the pkt */ |
7c3877f2 HZ |
647 | struct hv_netvsc_packet *pkt; /* netvsc pkt pending */ |
648 | u32 count; /* counter of batched packets */ | |
649 | }; | |
650 | ||
c0b558e5 HZ |
651 | struct recv_comp_data { |
652 | u64 tid; /* transaction id */ | |
653 | u32 status; | |
654 | }; | |
655 | ||
656 | /* Netvsc Receive Slots Max */ | |
657 | #define NETVSC_RECVSLOT_MAX (NETVSC_RECEIVE_BUFFER_SIZE / ETH_DATA_LEN + 1) | |
658 | ||
659 | struct multi_recv_comp { | |
660 | void *buf; /* queued receive completions */ | |
661 | u32 first; /* first data entry */ | |
662 | u32 next; /* next entry for writing */ | |
663 | }; | |
664 | ||
7eafd9b4 | 665 | struct netvsc_stats { |
666 | u64 packets; | |
667 | u64 bytes; | |
f7ad75b7 SH |
668 | u64 broadcast; |
669 | u64 multicast; | |
4b02b58b | 670 | struct u64_stats_sync syncp; |
7eafd9b4 | 671 | }; |
672 | ||
4323b47c SH |
673 | struct netvsc_ethtool_stats { |
674 | unsigned long tx_scattered; | |
675 | unsigned long tx_no_memory; | |
676 | unsigned long tx_no_space; | |
677 | unsigned long tx_too_big; | |
678 | unsigned long tx_busy; | |
679 | }; | |
680 | ||
27a70af3 VK |
681 | struct netvsc_reconfig { |
682 | struct list_head list; | |
683 | u32 event; | |
684 | }; | |
685 | ||
3f300ff4 SX |
686 | /* The context of the netvsc device */ |
687 | struct net_device_context { | |
688 | /* point back to our device context */ | |
689 | struct hv_device *device_ctx; | |
3d541ac5 | 690 | /* netvsc_device */ |
545a8e79 | 691 | struct netvsc_device __rcu *nvdev; |
27a70af3 | 692 | /* reconfigure work */ |
3f300ff4 | 693 | struct delayed_work dwork; |
27a70af3 VK |
694 | /* last reconfig time */ |
695 | unsigned long last_reconfig; | |
696 | /* reconfig events */ | |
697 | struct list_head reconfig_events; | |
698 | /* list protection */ | |
699 | spinlock_t lock; | |
700 | ||
3f300ff4 | 701 | u32 msg_enable; /* debug level */ |
7eafd9b4 | 702 | |
23312a3b | 703 | u32 tx_checksum_mask; |
49eb9389 | 704 | |
7ce10124 | 705 | u32 tx_send_table[VRSS_SEND_TAB_SIZE]; |
706 | ||
49eb9389 | 707 | /* Ethtool settings */ |
708 | u8 duplex; | |
709 | u32 speed; | |
4323b47c | 710 | struct netvsc_ethtool_stats eth_stats; |
f580aec4 | 711 | |
f9a7da91 | 712 | /* State to manage the associated VF interface. */ |
f207c10d | 713 | struct net_device __rcu *vf_netdev; |
9cbcc428 | 714 | |
f9a7da91 VK |
715 | /* 1: allocated, serial number is valid. 0: not allocated */ |
716 | u32 vf_alloc; | |
717 | /* Serial number of the VF to team with */ | |
718 | u32 vf_serial; | |
3f300ff4 SX |
719 | }; |
720 | ||
b8b835a8 | 721 | /* Per channel data */ |
722 | struct netvsc_channel { | |
723 | struct vmbus_channel *channel; | |
f4f1c23d | 724 | const struct vmpacket_descriptor *desc; |
15a863bf | 725 | struct napi_struct napi; |
b8b835a8 | 726 | struct multi_send_data msd; |
727 | struct multi_recv_comp mrc; | |
728 | atomic_t queue_sends; | |
6c80f3fc SX |
729 | |
730 | struct netvsc_stats tx_stats; | |
731 | struct netvsc_stats rx_stats; | |
b8b835a8 | 732 | }; |
733 | ||
7c3877f2 | 734 | /* Per netvsc device */ |
52584904 | 735 | struct netvsc_device { |
f157e78d HZ |
736 | u32 nvsp_version; |
737 | ||
dc5cd894 | 738 | wait_queue_head_t wait_drain; |
c38b9c71 | 739 | bool destroy; |
52584904 | 740 | |
52584904 S |
741 | /* Receive buffer allocated by us but manages by NetVSP */ |
742 | void *recv_buf; | |
743 | u32 recv_buf_size; | |
744 | u32 recv_buf_gpadl_handle; | |
745 | u32 recv_section_cnt; | |
746 | struct nvsp_1_receive_buffer_section *recv_section; | |
747 | ||
c25aaf81 KS |
748 | /* Send buffer allocated by us */ |
749 | void *send_buf; | |
750 | u32 send_buf_size; | |
751 | u32 send_buf_gpadl_handle; | |
752 | u32 send_section_cnt; | |
753 | u32 send_section_size; | |
754 | unsigned long *send_section_map; | |
c25aaf81 | 755 | |
52584904 S |
756 | /* Used for NetVSP initialization protocol */ |
757 | struct completion channel_init_wait; | |
758 | struct nvsp_message channel_init_pkt; | |
759 | ||
760 | struct nvsp_message revoke_packet; | |
52584904 | 761 | |
59995370 | 762 | u32 max_chn; |
5b54dac8 | 763 | u32 num_chn; |
43c7bd1f | 764 | |
765 | refcount_t sc_offered; | |
5b54dac8 | 766 | |
52584904 S |
767 | /* Holds rndis device info */ |
768 | void *extension; | |
5b54dac8 HZ |
769 | |
770 | int ring_size; | |
771 | ||
7c3877f2 HZ |
772 | u32 max_pkt; /* max number of pkt in one send, e.g. 8 */ |
773 | u32 pkt_align; /* alignment bytes, e.g. 8 */ | |
3f300ff4 | 774 | |
c0b558e5 HZ |
775 | atomic_t num_outstanding_recvs; |
776 | ||
84bf9cef | 777 | atomic_t open_cnt; |
b8b835a8 | 778 | |
779 | struct netvsc_channel chan_table[VRSS_CHANNEL_MAX]; | |
545a8e79 | 780 | |
781 | struct rcu_head rcu; | |
52584904 S |
782 | }; |
783 | ||
2625466d VK |
784 | static inline struct netvsc_device * |
785 | net_device_to_netvsc_device(struct net_device *ndev) | |
786 | { | |
787 | return ((struct net_device_context *)netdev_priv(ndev))->nvdev; | |
788 | } | |
789 | ||
790 | static inline struct netvsc_device * | |
791 | hv_device_to_netvsc_device(struct hv_device *device) | |
792 | { | |
793 | return net_device_to_netvsc_device(hv_get_drvdata(device)); | |
794 | } | |
795 | ||
4a5cea39 S |
796 | /* NdisInitialize message */ |
797 | struct rndis_initialize_request { | |
798 | u32 req_id; | |
799 | u32 major_ver; | |
800 | u32 minor_ver; | |
801 | u32 max_xfer_size; | |
802 | }; | |
803 | ||
804 | /* Response to NdisInitialize */ | |
805 | struct rndis_initialize_complete { | |
806 | u32 req_id; | |
807 | u32 status; | |
808 | u32 major_ver; | |
809 | u32 minor_ver; | |
810 | u32 dev_flags; | |
811 | u32 medium; | |
812 | u32 max_pkt_per_msg; | |
813 | u32 max_xfer_size; | |
814 | u32 pkt_alignment_factor; | |
815 | u32 af_list_offset; | |
816 | u32 af_list_size; | |
817 | }; | |
818 | ||
819 | /* Call manager devices only: Information about an address family */ | |
820 | /* supported by the device is appended to the response to NdisInitialize. */ | |
821 | struct rndis_co_address_family { | |
822 | u32 address_family; | |
823 | u32 major_ver; | |
824 | u32 minor_ver; | |
825 | }; | |
826 | ||
827 | /* NdisHalt message */ | |
828 | struct rndis_halt_request { | |
829 | u32 req_id; | |
830 | }; | |
831 | ||
832 | /* NdisQueryRequest message */ | |
833 | struct rndis_query_request { | |
834 | u32 req_id; | |
835 | u32 oid; | |
836 | u32 info_buflen; | |
837 | u32 info_buf_offset; | |
838 | u32 dev_vc_handle; | |
839 | }; | |
840 | ||
841 | /* Response to NdisQueryRequest */ | |
842 | struct rndis_query_complete { | |
843 | u32 req_id; | |
844 | u32 status; | |
845 | u32 info_buflen; | |
846 | u32 info_buf_offset; | |
847 | }; | |
848 | ||
849 | /* NdisSetRequest message */ | |
850 | struct rndis_set_request { | |
851 | u32 req_id; | |
852 | u32 oid; | |
853 | u32 info_buflen; | |
854 | u32 info_buf_offset; | |
855 | u32 dev_vc_handle; | |
856 | }; | |
857 | ||
858 | /* Response to NdisSetRequest */ | |
859 | struct rndis_set_complete { | |
860 | u32 req_id; | |
861 | u32 status; | |
862 | }; | |
863 | ||
864 | /* NdisReset message */ | |
865 | struct rndis_reset_request { | |
866 | u32 reserved; | |
867 | }; | |
868 | ||
869 | /* Response to NdisReset */ | |
870 | struct rndis_reset_complete { | |
871 | u32 status; | |
872 | u32 addressing_reset; | |
873 | }; | |
874 | ||
875 | /* NdisMIndicateStatus message */ | |
876 | struct rndis_indicate_status { | |
877 | u32 status; | |
878 | u32 status_buflen; | |
879 | u32 status_buf_offset; | |
880 | }; | |
881 | ||
882 | /* Diagnostic information passed as the status buffer in */ | |
883 | /* struct rndis_indicate_status messages signifying error conditions. */ | |
884 | struct rndis_diagnostic_info { | |
885 | u32 diag_status; | |
886 | u32 error_offset; | |
887 | }; | |
888 | ||
889 | /* NdisKeepAlive message */ | |
890 | struct rndis_keepalive_request { | |
891 | u32 req_id; | |
892 | }; | |
893 | ||
894 | /* Response to NdisKeepAlive */ | |
895 | struct rndis_keepalive_complete { | |
896 | u32 req_id; | |
897 | u32 status; | |
898 | }; | |
899 | ||
900 | /* | |
901 | * Data message. All Offset fields contain byte offsets from the beginning of | |
902 | * struct rndis_packet. All Length fields are in bytes. VcHandle is set | |
903 | * to 0 for connectionless data, otherwise it contains the VC handle. | |
904 | */ | |
905 | struct rndis_packet { | |
906 | u32 data_offset; | |
907 | u32 data_len; | |
908 | u32 oob_data_offset; | |
909 | u32 oob_data_len; | |
910 | u32 num_oob_data_elements; | |
911 | u32 per_pkt_info_offset; | |
912 | u32 per_pkt_info_len; | |
913 | u32 vc_handle; | |
914 | u32 reserved; | |
915 | }; | |
916 | ||
917 | /* Optional Out of Band data associated with a Data message. */ | |
918 | struct rndis_oobd { | |
919 | u32 size; | |
920 | u32 type; | |
921 | u32 class_info_offset; | |
922 | }; | |
923 | ||
924 | /* Packet extension field contents associated with a Data message. */ | |
925 | struct rndis_per_packet_info { | |
926 | u32 size; | |
927 | u32 type; | |
1f5f3a75 HZ |
928 | u32 ppi_offset; |
929 | }; | |
930 | ||
931 | enum ndis_per_pkt_info_type { | |
932 | TCPIP_CHKSUM_PKTINFO, | |
933 | IPSEC_PKTINFO, | |
934 | TCP_LARGESEND_PKTINFO, | |
935 | CLASSIFICATION_HANDLE_PKTINFO, | |
936 | NDIS_RESERVED, | |
937 | SG_LIST_PKTINFO, | |
938 | IEEE_8021Q_INFO, | |
939 | ORIGINAL_PKTINFO, | |
940 | PACKET_CANCEL_ID, | |
307f0995 | 941 | NBL_HASH_VALUE = PACKET_CANCEL_ID, |
1f5f3a75 HZ |
942 | ORIGINAL_NET_BUFLIST, |
943 | CACHED_NET_BUFLIST, | |
944 | SHORT_PKT_PADINFO, | |
945 | MAX_PER_PKT_INFO | |
946 | }; | |
947 | ||
948 | struct ndis_pkt_8021q_info { | |
949 | union { | |
950 | struct { | |
951 | u32 pri:3; /* User Priority */ | |
952 | u32 cfi:1; /* Canonical Format ID */ | |
953 | u32 vlanid:12; /* VLAN ID */ | |
954 | u32 reserved:16; | |
955 | }; | |
956 | u32 value; | |
957 | }; | |
4a5cea39 S |
958 | }; |
959 | ||
23312a3b | 960 | struct ndis_object_header { |
4a0e70ae KS |
961 | u8 type; |
962 | u8 revision; | |
963 | u16 size; | |
964 | }; | |
965 | ||
966 | #define NDIS_OBJECT_TYPE_DEFAULT 0x80 | |
967 | #define NDIS_OFFLOAD_PARAMETERS_REVISION_3 3 | |
23312a3b | 968 | #define NDIS_OFFLOAD_PARAMETERS_REVISION_2 2 |
969 | #define NDIS_OFFLOAD_PARAMETERS_REVISION_1 1 | |
970 | ||
4a0e70ae KS |
971 | #define NDIS_OFFLOAD_PARAMETERS_NO_CHANGE 0 |
972 | #define NDIS_OFFLOAD_PARAMETERS_LSOV2_DISABLED 1 | |
973 | #define NDIS_OFFLOAD_PARAMETERS_LSOV2_ENABLED 2 | |
974 | #define NDIS_OFFLOAD_PARAMETERS_LSOV1_ENABLED 2 | |
975 | #define NDIS_OFFLOAD_PARAMETERS_RSC_DISABLED 1 | |
976 | #define NDIS_OFFLOAD_PARAMETERS_RSC_ENABLED 2 | |
977 | #define NDIS_OFFLOAD_PARAMETERS_TX_RX_DISABLED 1 | |
978 | #define NDIS_OFFLOAD_PARAMETERS_TX_ENABLED_RX_DISABLED 2 | |
979 | #define NDIS_OFFLOAD_PARAMETERS_RX_ENABLED_TX_DISABLED 3 | |
980 | #define NDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED 4 | |
981 | ||
77bf5487 KS |
982 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_V2_TYPE 1 |
983 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV4 0 | |
984 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV6 1 | |
985 | ||
af9893a3 | 986 | #define VERSION_4_OFFLOAD_SIZE 22 |
4a0e70ae KS |
987 | /* |
988 | * New offload OIDs for NDIS 6 | |
989 | */ | |
990 | #define OID_TCP_OFFLOAD_CURRENT_CONFIG 0xFC01020B /* query only */ | |
991 | #define OID_TCP_OFFLOAD_PARAMETERS 0xFC01020C /* set only */ | |
992 | #define OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020D/* query only */ | |
993 | #define OID_TCP_CONNECTION_OFFLOAD_CURRENT_CONFIG 0xFC01020E /* query only */ | |
994 | #define OID_TCP_CONNECTION_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020F /* query */ | |
995 | #define OID_OFFLOAD_ENCAPSULATION 0x0101010A /* set/query */ | |
996 | ||
23312a3b | 997 | /* |
998 | * OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES | |
999 | * ndis_type: NDIS_OBJTYPE_OFFLOAD | |
1000 | */ | |
1001 | ||
1002 | #define NDIS_OFFLOAD_ENCAP_NONE 0x0000 | |
1003 | #define NDIS_OFFLOAD_ENCAP_NULL 0x0001 | |
1004 | #define NDIS_OFFLOAD_ENCAP_8023 0x0002 | |
1005 | #define NDIS_OFFLOAD_ENCAP_8023PQ 0x0004 | |
1006 | #define NDIS_OFFLOAD_ENCAP_8023PQ_OOB 0x0008 | |
1007 | #define NDIS_OFFLOAD_ENCAP_RFC1483 0x0010 | |
1008 | ||
1009 | struct ndis_csum_offload { | |
1010 | u32 ip4_txenc; | |
1011 | u32 ip4_txcsum; | |
1012 | #define NDIS_TXCSUM_CAP_IP4OPT 0x001 | |
1013 | #define NDIS_TXCSUM_CAP_TCP4OPT 0x004 | |
1014 | #define NDIS_TXCSUM_CAP_TCP4 0x010 | |
1015 | #define NDIS_TXCSUM_CAP_UDP4 0x040 | |
1016 | #define NDIS_TXCSUM_CAP_IP4 0x100 | |
1017 | ||
1018 | #define NDIS_TXCSUM_ALL_TCP4 (NDIS_TXCSUM_CAP_TCP4 | NDIS_TXCSUM_CAP_TCP4OPT) | |
1019 | ||
1020 | u32 ip4_rxenc; | |
1021 | u32 ip4_rxcsum; | |
1022 | #define NDIS_RXCSUM_CAP_IP4OPT 0x001 | |
1023 | #define NDIS_RXCSUM_CAP_TCP4OPT 0x004 | |
1024 | #define NDIS_RXCSUM_CAP_TCP4 0x010 | |
1025 | #define NDIS_RXCSUM_CAP_UDP4 0x040 | |
1026 | #define NDIS_RXCSUM_CAP_IP4 0x100 | |
1027 | u32 ip6_txenc; | |
1028 | u32 ip6_txcsum; | |
1029 | #define NDIS_TXCSUM_CAP_IP6EXT 0x001 | |
1030 | #define NDIS_TXCSUM_CAP_TCP6OPT 0x004 | |
1031 | #define NDIS_TXCSUM_CAP_TCP6 0x010 | |
1032 | #define NDIS_TXCSUM_CAP_UDP6 0x040 | |
1033 | u32 ip6_rxenc; | |
1034 | u32 ip6_rxcsum; | |
1035 | #define NDIS_RXCSUM_CAP_IP6EXT 0x001 | |
1036 | #define NDIS_RXCSUM_CAP_TCP6OPT 0x004 | |
1037 | #define NDIS_RXCSUM_CAP_TCP6 0x010 | |
1038 | #define NDIS_RXCSUM_CAP_UDP6 0x040 | |
1039 | ||
1040 | #define NDIS_TXCSUM_ALL_TCP6 (NDIS_TXCSUM_CAP_TCP6 | \ | |
1041 | NDIS_TXCSUM_CAP_TCP6OPT | \ | |
1042 | NDIS_TXCSUM_CAP_IP6EXT) | |
1043 | }; | |
1044 | ||
1045 | struct ndis_lsov1_offload { | |
1046 | u32 encap; | |
1047 | u32 maxsize; | |
1048 | u32 minsegs; | |
1049 | u32 opts; | |
1050 | }; | |
1051 | ||
1052 | struct ndis_ipsecv1_offload { | |
1053 | u32 encap; | |
1054 | u32 ah_esp; | |
1055 | u32 xport_tun; | |
1056 | u32 ip4_opts; | |
1057 | u32 flags; | |
1058 | u32 ip4_ah; | |
1059 | u32 ip4_esp; | |
1060 | }; | |
1061 | ||
1062 | struct ndis_lsov2_offload { | |
1063 | u32 ip4_encap; | |
1064 | u32 ip4_maxsz; | |
1065 | u32 ip4_minsg; | |
1066 | u32 ip6_encap; | |
1067 | u32 ip6_maxsz; | |
1068 | u32 ip6_minsg; | |
1069 | u32 ip6_opts; | |
1070 | #define NDIS_LSOV2_CAP_IP6EXT 0x001 | |
1071 | #define NDIS_LSOV2_CAP_TCP6OPT 0x004 | |
1072 | ||
1073 | #define NDIS_LSOV2_CAP_IP6 (NDIS_LSOV2_CAP_IP6EXT | \ | |
1074 | NDIS_LSOV2_CAP_TCP6OPT) | |
1075 | }; | |
1076 | ||
1077 | struct ndis_ipsecv2_offload { | |
1078 | u32 encap; | |
1079 | u16 ip6; | |
1080 | u16 ip4opt; | |
1081 | u16 ip6ext; | |
1082 | u16 ah; | |
1083 | u16 esp; | |
1084 | u16 ah_esp; | |
1085 | u16 xport; | |
1086 | u16 tun; | |
1087 | u16 xport_tun; | |
1088 | u16 lso; | |
1089 | u16 extseq; | |
1090 | u32 udp_esp; | |
1091 | u32 auth; | |
1092 | u32 crypto; | |
1093 | u32 sa_caps; | |
1094 | }; | |
1095 | ||
1096 | struct ndis_rsc_offload { | |
1097 | u16 ip4; | |
1098 | u16 ip6; | |
1099 | }; | |
1100 | ||
1101 | struct ndis_encap_offload { | |
1102 | u32 flags; | |
1103 | u32 maxhdr; | |
1104 | }; | |
1105 | ||
1106 | struct ndis_offload { | |
1107 | struct ndis_object_header header; | |
1108 | struct ndis_csum_offload csum; | |
1109 | struct ndis_lsov1_offload lsov1; | |
1110 | struct ndis_ipsecv1_offload ipsecv1; | |
1111 | struct ndis_lsov2_offload lsov2; | |
1112 | u32 flags; | |
1113 | /* NDIS >= 6.1 */ | |
1114 | struct ndis_ipsecv2_offload ipsecv2; | |
1115 | /* NDIS >= 6.30 */ | |
1116 | struct ndis_rsc_offload rsc; | |
1117 | struct ndis_encap_offload encap_gre; | |
1118 | }; | |
1119 | ||
1120 | #define NDIS_OFFLOAD_SIZE sizeof(struct ndis_offload) | |
1121 | #define NDIS_OFFLOAD_SIZE_6_0 offsetof(struct ndis_offload, ipsecv2) | |
1122 | #define NDIS_OFFLOAD_SIZE_6_1 offsetof(struct ndis_offload, rsc) | |
1123 | ||
4a0e70ae | 1124 | struct ndis_offload_params { |
23312a3b | 1125 | struct ndis_object_header header; |
4a0e70ae KS |
1126 | u8 ip_v4_csum; |
1127 | u8 tcp_ip_v4_csum; | |
1128 | u8 udp_ip_v4_csum; | |
1129 | u8 tcp_ip_v6_csum; | |
1130 | u8 udp_ip_v6_csum; | |
1131 | u8 lso_v1; | |
1132 | u8 ip_sec_v1; | |
1133 | u8 lso_v2_ipv4; | |
1134 | u8 lso_v2_ipv6; | |
1135 | u8 tcp_connection_ip_v4; | |
1136 | u8 tcp_connection_ip_v6; | |
1137 | u32 flags; | |
1138 | u8 ip_sec_v2; | |
1139 | u8 ip_sec_v2_ip_v4; | |
1140 | struct { | |
1141 | u8 rsc_ip_v4; | |
1142 | u8 rsc_ip_v6; | |
1143 | }; | |
1144 | struct { | |
1145 | u8 encapsulated_packet_task_offload; | |
1146 | u8 encapsulation_types; | |
1147 | }; | |
1148 | }; | |
1149 | ||
e3d605ed KS |
1150 | struct ndis_tcp_ip_checksum_info { |
1151 | union { | |
1152 | struct { | |
1153 | u32 is_ipv4:1; | |
1154 | u32 is_ipv6:1; | |
1155 | u32 tcp_checksum:1; | |
1156 | u32 udp_checksum:1; | |
1157 | u32 ip_header_checksum:1; | |
1158 | u32 reserved:11; | |
1159 | u32 tcp_header_offset:10; | |
1160 | } transmit; | |
1161 | struct { | |
1162 | u32 tcp_checksum_failed:1; | |
1163 | u32 udp_checksum_failed:1; | |
1164 | u32 ip_checksum_failed:1; | |
1165 | u32 tcp_checksum_succeeded:1; | |
1166 | u32 udp_checksum_succeeded:1; | |
1167 | u32 ip_checksum_succeeded:1; | |
1168 | u32 loopback:1; | |
1169 | u32 tcp_checksum_value_invalid:1; | |
1170 | u32 ip_checksum_value_invalid:1; | |
1171 | } receive; | |
1172 | u32 value; | |
1173 | }; | |
1174 | }; | |
1175 | ||
77bf5487 KS |
1176 | struct ndis_tcp_lso_info { |
1177 | union { | |
1178 | struct { | |
1179 | u32 unused:30; | |
1180 | u32 type:1; | |
1181 | u32 reserved2:1; | |
1182 | } transmit; | |
1183 | struct { | |
1184 | u32 mss:20; | |
1185 | u32 tcp_header_offset:10; | |
1186 | u32 type:1; | |
1187 | u32 reserved2:1; | |
1188 | } lso_v1_transmit; | |
1189 | struct { | |
1190 | u32 tcp_payload:30; | |
1191 | u32 type:1; | |
1192 | u32 reserved2:1; | |
1193 | } lso_v1_transmit_complete; | |
1194 | struct { | |
1195 | u32 mss:20; | |
1196 | u32 tcp_header_offset:10; | |
1197 | u32 type:1; | |
1198 | u32 ip_version:1; | |
1199 | } lso_v2_transmit; | |
1200 | struct { | |
1201 | u32 reserved:30; | |
1202 | u32 type:1; | |
1203 | u32 reserved2:1; | |
1204 | } lso_v2_transmit_complete; | |
1205 | u32 value; | |
1206 | }; | |
1207 | }; | |
1208 | ||
1f5f3a75 HZ |
1209 | #define NDIS_VLAN_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1210 | sizeof(struct ndis_pkt_8021q_info)) | |
1211 | ||
e3d605ed KS |
1212 | #define NDIS_CSUM_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1213 | sizeof(struct ndis_tcp_ip_checksum_info)) | |
1214 | ||
77bf5487 KS |
1215 | #define NDIS_LSO_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1216 | sizeof(struct ndis_tcp_lso_info)) | |
1217 | ||
307f0995 HZ |
1218 | #define NDIS_HASH_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1219 | sizeof(u32)) | |
1220 | ||
72151422 HZ |
1221 | /* Total size of all PPI data */ |
1222 | #define NDIS_ALL_PPI_SIZE (NDIS_VLAN_PPI_SIZE + NDIS_CSUM_PPI_SIZE + \ | |
1223 | NDIS_LSO_PPI_SIZE + NDIS_HASH_PPI_SIZE) | |
1224 | ||
4a5cea39 S |
1225 | /* Format of Information buffer passed in a SetRequest for the OID */ |
1226 | /* OID_GEN_RNDIS_CONFIG_PARAMETER. */ | |
1227 | struct rndis_config_parameter_info { | |
1228 | u32 parameter_name_offset; | |
1229 | u32 parameter_name_length; | |
1230 | u32 parameter_type; | |
1231 | u32 parameter_value_offset; | |
1232 | u32 parameter_value_length; | |
1233 | }; | |
1234 | ||
1235 | /* Values for ParameterType in struct rndis_config_parameter_info */ | |
1236 | #define RNDIS_CONFIG_PARAM_TYPE_INTEGER 0 | |
1237 | #define RNDIS_CONFIG_PARAM_TYPE_STRING 2 | |
1238 | ||
1239 | /* CONDIS Miniport messages for connection oriented devices */ | |
1240 | /* that do not implement a call manager. */ | |
1241 | ||
1242 | /* CoNdisMiniportCreateVc message */ | |
1243 | struct rcondis_mp_create_vc { | |
1244 | u32 req_id; | |
1245 | u32 ndis_vc_handle; | |
1246 | }; | |
1247 | ||
1248 | /* Response to CoNdisMiniportCreateVc */ | |
1249 | struct rcondis_mp_create_vc_complete { | |
1250 | u32 req_id; | |
1251 | u32 dev_vc_handle; | |
1252 | u32 status; | |
1253 | }; | |
1254 | ||
1255 | /* CoNdisMiniportDeleteVc message */ | |
1256 | struct rcondis_mp_delete_vc { | |
1257 | u32 req_id; | |
1258 | u32 dev_vc_handle; | |
1259 | }; | |
1260 | ||
1261 | /* Response to CoNdisMiniportDeleteVc */ | |
1262 | struct rcondis_mp_delete_vc_complete { | |
1263 | u32 req_id; | |
1264 | u32 status; | |
1265 | }; | |
1266 | ||
1267 | /* CoNdisMiniportQueryRequest message */ | |
1268 | struct rcondis_mp_query_request { | |
1269 | u32 req_id; | |
1270 | u32 request_type; | |
1271 | u32 oid; | |
1272 | u32 dev_vc_handle; | |
1273 | u32 info_buflen; | |
1274 | u32 info_buf_offset; | |
1275 | }; | |
1276 | ||
1277 | /* CoNdisMiniportSetRequest message */ | |
1278 | struct rcondis_mp_set_request { | |
1279 | u32 req_id; | |
1280 | u32 request_type; | |
1281 | u32 oid; | |
1282 | u32 dev_vc_handle; | |
1283 | u32 info_buflen; | |
1284 | u32 info_buf_offset; | |
1285 | }; | |
1286 | ||
1287 | /* CoNdisIndicateStatus message */ | |
1288 | struct rcondis_indicate_status { | |
1289 | u32 ndis_vc_handle; | |
1290 | u32 status; | |
1291 | u32 status_buflen; | |
1292 | u32 status_buf_offset; | |
1293 | }; | |
1294 | ||
1295 | /* CONDIS Call/VC parameters */ | |
1296 | struct rcondis_specific_parameters { | |
1297 | u32 parameter_type; | |
1298 | u32 parameter_length; | |
1299 | u32 parameter_lffset; | |
1300 | }; | |
1301 | ||
1302 | struct rcondis_media_parameters { | |
1303 | u32 flags; | |
1304 | u32 reserved1; | |
1305 | u32 reserved2; | |
1306 | struct rcondis_specific_parameters media_specific; | |
1307 | }; | |
1308 | ||
1309 | struct rndis_flowspec { | |
1310 | u32 token_rate; | |
1311 | u32 token_bucket_size; | |
1312 | u32 peak_bandwidth; | |
1313 | u32 latency; | |
1314 | u32 delay_variation; | |
1315 | u32 service_type; | |
1316 | u32 max_sdu_size; | |
1317 | u32 minimum_policed_size; | |
1318 | }; | |
1319 | ||
1320 | struct rcondis_call_manager_parameters { | |
1321 | struct rndis_flowspec transmit; | |
1322 | struct rndis_flowspec receive; | |
1323 | struct rcondis_specific_parameters call_mgr_specific; | |
1324 | }; | |
1325 | ||
1326 | /* CoNdisMiniportActivateVc message */ | |
1327 | struct rcondis_mp_activate_vc_request { | |
1328 | u32 req_id; | |
1329 | u32 flags; | |
1330 | u32 dev_vc_handle; | |
1331 | u32 media_params_offset; | |
1332 | u32 media_params_length; | |
1333 | u32 call_mgr_params_offset; | |
1334 | u32 call_mgr_params_length; | |
1335 | }; | |
1336 | ||
1337 | /* Response to CoNdisMiniportActivateVc */ | |
1338 | struct rcondis_mp_activate_vc_complete { | |
1339 | u32 req_id; | |
1340 | u32 status; | |
1341 | }; | |
1342 | ||
1343 | /* CoNdisMiniportDeactivateVc message */ | |
1344 | struct rcondis_mp_deactivate_vc_request { | |
1345 | u32 req_id; | |
1346 | u32 flags; | |
1347 | u32 dev_vc_handle; | |
1348 | }; | |
1349 | ||
1350 | /* Response to CoNdisMiniportDeactivateVc */ | |
1351 | struct rcondis_mp_deactivate_vc_complete { | |
1352 | u32 req_id; | |
1353 | u32 status; | |
1354 | }; | |
1355 | ||
1356 | ||
1357 | /* union with all of the RNDIS messages */ | |
1358 | union rndis_message_container { | |
1359 | struct rndis_packet pkt; | |
1360 | struct rndis_initialize_request init_req; | |
1361 | struct rndis_halt_request halt_req; | |
1362 | struct rndis_query_request query_req; | |
1363 | struct rndis_set_request set_req; | |
1364 | struct rndis_reset_request reset_req; | |
1365 | struct rndis_keepalive_request keep_alive_req; | |
1366 | struct rndis_indicate_status indicate_status; | |
1367 | struct rndis_initialize_complete init_complete; | |
1368 | struct rndis_query_complete query_complete; | |
1369 | struct rndis_set_complete set_complete; | |
1370 | struct rndis_reset_complete reset_complete; | |
1371 | struct rndis_keepalive_complete keep_alive_complete; | |
1372 | struct rcondis_mp_create_vc co_miniport_create_vc; | |
1373 | struct rcondis_mp_delete_vc co_miniport_delete_vc; | |
1374 | struct rcondis_indicate_status co_indicate_status; | |
1375 | struct rcondis_mp_activate_vc_request co_miniport_activate_vc; | |
1376 | struct rcondis_mp_deactivate_vc_request co_miniport_deactivate_vc; | |
1377 | struct rcondis_mp_create_vc_complete co_miniport_create_vc_complete; | |
1378 | struct rcondis_mp_delete_vc_complete co_miniport_delete_vc_complete; | |
1379 | struct rcondis_mp_activate_vc_complete co_miniport_activate_vc_complete; | |
1380 | struct rcondis_mp_deactivate_vc_complete | |
1381 | co_miniport_deactivate_vc_complete; | |
1382 | }; | |
1383 | ||
1384 | /* Remote NDIS message format */ | |
1385 | struct rndis_message { | |
1386 | u32 ndis_msg_type; | |
1387 | ||
1388 | /* Total length of this message, from the beginning */ | |
c6a77ff8 | 1389 | /* of the struct rndis_message, in bytes. */ |
4a5cea39 S |
1390 | u32 msg_len; |
1391 | ||
1392 | /* Actual message */ | |
1393 | union rndis_message_container msg; | |
1394 | }; | |
1395 | ||
9dbfd150 | 1396 | |
4a5cea39 S |
1397 | /* Handy macros */ |
1398 | ||
1399 | /* get the size of an RNDIS message. Pass in the message type, */ | |
1400 | /* struct rndis_set_request, struct rndis_packet for example */ | |
1401 | #define RNDIS_MESSAGE_SIZE(msg) \ | |
1402 | (sizeof(msg) + (sizeof(struct rndis_message) - \ | |
1403 | sizeof(union rndis_message_container))) | |
1404 | ||
1405 | /* get pointer to info buffer with message pointer */ | |
1406 | #define MESSAGE_TO_INFO_BUFFER(msg) \ | |
1407 | (((unsigned char *)(msg)) + msg->info_buf_offset) | |
1408 | ||
1409 | /* get pointer to status buffer with message pointer */ | |
1410 | #define MESSAGE_TO_STATUS_BUFFER(msg) \ | |
1411 | (((unsigned char *)(msg)) + msg->status_buf_offset) | |
1412 | ||
1413 | /* get pointer to OOBD buffer with message pointer */ | |
1414 | #define MESSAGE_TO_OOBD_BUFFER(msg) \ | |
1415 | (((unsigned char *)(msg)) + msg->oob_data_offset) | |
1416 | ||
1417 | /* get pointer to data buffer with message pointer */ | |
1418 | #define MESSAGE_TO_DATA_BUFFER(msg) \ | |
1419 | (((unsigned char *)(msg)) + msg->per_pkt_info_offset) | |
1420 | ||
1421 | /* get pointer to contained message from NDIS_MESSAGE pointer */ | |
1422 | #define RNDIS_MESSAGE_PTR_TO_MESSAGE_PTR(rndis_msg) \ | |
1423 | ((void *) &rndis_msg->msg) | |
1424 | ||
1425 | /* get pointer to contained message from NDIS_MESSAGE pointer */ | |
1426 | #define RNDIS_MESSAGE_RAW_PTR_TO_MESSAGE_PTR(rndis_msg) \ | |
1427 | ((void *) rndis_msg) | |
1428 | ||
299d0925 | 1429 | |
299d0925 S |
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 */ |