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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 | |
37 | ||
38 | #define NDIS_RECEIVE_SCALE_CAPABILITIES_REVISION_2 2 | |
39 | #define NDIS_RECEIVE_SCALE_PARAMETERS_REVISION_2 2 | |
40 | ||
41 | struct ndis_obj_header { | |
42 | u8 type; | |
43 | u8 rev; | |
44 | u16 size; | |
45 | } __packed; | |
46 | ||
47 | /* ndis_recv_scale_cap/cap_flag */ | |
48 | #define NDIS_RSS_CAPS_MESSAGE_SIGNALED_INTERRUPTS 0x01000000 | |
49 | #define NDIS_RSS_CAPS_CLASSIFICATION_AT_ISR 0x02000000 | |
50 | #define NDIS_RSS_CAPS_CLASSIFICATION_AT_DPC 0x04000000 | |
51 | #define NDIS_RSS_CAPS_USING_MSI_X 0x08000000 | |
52 | #define NDIS_RSS_CAPS_RSS_AVAILABLE_ON_PORTS 0x10000000 | |
53 | #define NDIS_RSS_CAPS_SUPPORTS_MSI_X 0x20000000 | |
54 | #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV4 0x00000100 | |
55 | #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV6 0x00000200 | |
56 | #define NDIS_RSS_CAPS_HASH_TYPE_TCP_IPV6_EX 0x00000400 | |
57 | ||
58 | struct ndis_recv_scale_cap { /* NDIS_RECEIVE_SCALE_CAPABILITIES */ | |
59 | struct ndis_obj_header hdr; | |
60 | u32 cap_flag; | |
61 | u32 num_int_msg; | |
62 | u32 num_recv_que; | |
63 | u16 num_indirect_tabent; | |
64 | } __packed; | |
65 | ||
66 | ||
67 | /* ndis_recv_scale_param flags */ | |
68 | #define NDIS_RSS_PARAM_FLAG_BASE_CPU_UNCHANGED 0x0001 | |
69 | #define NDIS_RSS_PARAM_FLAG_HASH_INFO_UNCHANGED 0x0002 | |
70 | #define NDIS_RSS_PARAM_FLAG_ITABLE_UNCHANGED 0x0004 | |
71 | #define NDIS_RSS_PARAM_FLAG_HASH_KEY_UNCHANGED 0x0008 | |
72 | #define NDIS_RSS_PARAM_FLAG_DISABLE_RSS 0x0010 | |
73 | ||
74 | /* Hash info bits */ | |
75 | #define NDIS_HASH_FUNC_TOEPLITZ 0x00000001 | |
76 | #define NDIS_HASH_IPV4 0x00000100 | |
77 | #define NDIS_HASH_TCP_IPV4 0x00000200 | |
78 | #define NDIS_HASH_IPV6 0x00000400 | |
79 | #define NDIS_HASH_IPV6_EX 0x00000800 | |
80 | #define NDIS_HASH_TCP_IPV6 0x00001000 | |
81 | #define NDIS_HASH_TCP_IPV6_EX 0x00002000 | |
82 | ||
83 | #define NDIS_RSS_INDIRECTION_TABLE_MAX_SIZE_REVISION_2 (128 * 4) | |
84 | #define NDIS_RSS_HASH_SECRET_KEY_MAX_SIZE_REVISION_2 40 | |
85 | ||
86 | #define ITAB_NUM 128 | |
87 | #define HASH_KEYLEN NDIS_RSS_HASH_SECRET_KEY_MAX_SIZE_REVISION_2 | |
88 | extern u8 netvsc_hash_key[]; | |
89 | ||
90 | struct ndis_recv_scale_param { /* NDIS_RECEIVE_SCALE_PARAMETERS */ | |
91 | struct ndis_obj_header hdr; | |
92 | ||
93 | /* Qualifies the rest of the information */ | |
94 | u16 flag; | |
95 | ||
96 | /* The base CPU number to do receive processing. not used */ | |
97 | u16 base_cpu_number; | |
98 | ||
99 | /* This describes the hash function and type being enabled */ | |
100 | u32 hashinfo; | |
101 | ||
102 | /* The size of indirection table array */ | |
103 | u16 indirect_tabsize; | |
104 | ||
105 | /* The offset of the indirection table from the beginning of this | |
106 | * structure | |
107 | */ | |
108 | u32 indirect_taboffset; | |
109 | ||
110 | /* The size of the hash secret key */ | |
111 | u16 hashkey_size; | |
112 | ||
113 | /* The offset of the secret key from the beginning of this structure */ | |
114 | u32 kashkey_offset; | |
115 | ||
116 | u32 processor_masks_offset; | |
117 | u32 num_processor_masks; | |
118 | u32 processor_masks_entry_size; | |
119 | }; | |
120 | ||
41308862 | 121 | /* Fwd declaration */ |
e3d605ed | 122 | struct ndis_tcp_ip_checksum_info; |
41308862 | 123 | |
41308862 S |
124 | /* |
125 | * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame | |
126 | * within the RNDIS | |
127 | */ | |
128 | struct hv_netvsc_packet { | |
129 | /* Bookkeeping stuff */ | |
22e9dd24 | 130 | u8 status; |
22e9dd24 KS |
131 | u8 is_data_pkt; |
132 | u8 xmit_more; /* from skb */ | |
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; | |
138 | u8 pad0; | |
41308862 | 139 | |
934d2022 | 140 | u16 vlan_tci; |
5b54dac8 | 141 | u16 q_idx; |
934d2022 KS |
142 | u32 send_buf_index; |
143 | ||
144 | u32 total_data_buflen; | |
145 | u32 pad1; | |
146 | ||
5b54dac8 | 147 | |
893f6627 HZ |
148 | u64 send_completion_tid; |
149 | void *send_completion_ctx; | |
150 | void (*send_completion)(void *context); | |
41308862 | 151 | |
c25aaf81 | 152 | |
41308862 | 153 | /* This points to the memory after page_buf */ |
8a00251a | 154 | struct rndis_message *rndis_msg; |
41308862 | 155 | |
41308862 | 156 | /* Points to the send/receive buffer where the ethernet frame is */ |
45326342 | 157 | void *data; |
b08cc791 | 158 | struct hv_page_buffer *page_buf; |
41308862 | 159 | }; |
41308862 | 160 | |
41308862 | 161 | struct netvsc_device_info { |
9a4c831e | 162 | unsigned char mac_adr[ETH_ALEN]; |
41308862 | 163 | bool link_state; /* 0 - link up, 1 - link down */ |
78001df3 | 164 | int ring_size; |
e01ec219 | 165 | u32 max_num_vrss_chns; |
8ebdcc52 | 166 | u32 num_chn; |
41308862 S |
167 | }; |
168 | ||
d426b2e3 HZ |
169 | enum rndis_device_state { |
170 | RNDIS_DEV_UNINITIALIZED = 0, | |
171 | RNDIS_DEV_INITIALIZING, | |
172 | RNDIS_DEV_INITIALIZED, | |
173 | RNDIS_DEV_DATAINITIALIZED, | |
174 | }; | |
175 | ||
176 | struct rndis_device { | |
177 | struct netvsc_device *net_dev; | |
178 | ||
179 | enum rndis_device_state state; | |
180 | bool link_state; | |
181 | atomic_t new_req_id; | |
182 | ||
183 | spinlock_t request_lock; | |
184 | struct list_head req_list; | |
185 | ||
186 | unsigned char hw_mac_adr[ETH_ALEN]; | |
187 | }; | |
188 | ||
189 | ||
41308862 S |
190 | /* Interface */ |
191 | int netvsc_device_add(struct hv_device *device, void *additional_info); | |
192 | int netvsc_device_remove(struct hv_device *device); | |
f9819f05 S |
193 | int netvsc_send(struct hv_device *device, |
194 | struct hv_netvsc_packet *packet); | |
90ef117a | 195 | void netvsc_linkstatus_callback(struct hv_device *device_obj, |
3a494e71 | 196 | struct rndis_message *resp); |
ee90b812 | 197 | void netvsc_xmit_completion(void *context); |
f79adf8f | 198 | int netvsc_recv_callback(struct hv_device *device_obj, |
e3d605ed | 199 | struct hv_netvsc_packet *packet, |
25b85ee8 KS |
200 | struct ndis_tcp_ip_checksum_info *csum_info, |
201 | struct vmbus_channel *channel); | |
5b54dac8 | 202 | void netvsc_channel_cb(void *context); |
41308862 S |
203 | int rndis_filter_open(struct hv_device *dev); |
204 | int rndis_filter_close(struct hv_device *dev); | |
bdbad576 | 205 | int rndis_filter_device_add(struct hv_device *dev, |
41308862 | 206 | void *additional_info); |
df06bcff | 207 | void rndis_filter_device_remove(struct hv_device *dev); |
5fcc4115 | 208 | int rndis_filter_receive(struct hv_device *dev, |
25b85ee8 KS |
209 | struct hv_netvsc_packet *pkt, |
210 | struct vmbus_channel *channel); | |
0652aebc | 211 | |
d426b2e3 | 212 | int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter); |
1ce09e89 | 213 | int rndis_filter_set_device_mac(struct hv_device *hdev, char *mac); |
d426b2e3 | 214 | |
52584904 S |
215 | #define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF) |
216 | ||
217 | #define NVSP_PROTOCOL_VERSION_1 2 | |
f157e78d | 218 | #define NVSP_PROTOCOL_VERSION_2 0x30002 |
a1eabb01 HZ |
219 | #define NVSP_PROTOCOL_VERSION_4 0x40000 |
220 | #define NVSP_PROTOCOL_VERSION_5 0x50000 | |
52584904 S |
221 | |
222 | enum { | |
223 | NVSP_MSG_TYPE_NONE = 0, | |
224 | ||
225 | /* Init Messages */ | |
226 | NVSP_MSG_TYPE_INIT = 1, | |
227 | NVSP_MSG_TYPE_INIT_COMPLETE = 2, | |
228 | ||
229 | NVSP_VERSION_MSG_START = 100, | |
230 | ||
231 | /* Version 1 Messages */ | |
232 | NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START, | |
233 | ||
234 | NVSP_MSG1_TYPE_SEND_RECV_BUF, | |
235 | NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE, | |
236 | NVSP_MSG1_TYPE_REVOKE_RECV_BUF, | |
237 | ||
238 | NVSP_MSG1_TYPE_SEND_SEND_BUF, | |
239 | NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE, | |
240 | NVSP_MSG1_TYPE_REVOKE_SEND_BUF, | |
241 | ||
242 | NVSP_MSG1_TYPE_SEND_RNDIS_PKT, | |
243 | NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE, | |
244 | ||
f157e78d HZ |
245 | /* Version 2 messages */ |
246 | NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF, | |
247 | NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP, | |
248 | NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF, | |
249 | ||
250 | NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION, | |
251 | ||
252 | NVSP_MSG2_TYPE_TERMINATE_CHIMNEY, | |
253 | NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP, | |
254 | ||
255 | NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT, | |
256 | ||
257 | NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT, | |
258 | NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP, | |
259 | ||
260 | NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ, | |
261 | NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP, | |
262 | ||
263 | NVSP_MSG2_TYPE_ALLOC_RXBUF, | |
264 | NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP, | |
265 | ||
266 | NVSP_MSG2_TYPE_FREE_RXBUF, | |
267 | ||
268 | NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT, | |
269 | NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP, | |
270 | ||
271 | NVSP_MSG2_TYPE_SEND_NDIS_CONFIG, | |
272 | ||
273 | NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE, | |
274 | NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, | |
a1eabb01 HZ |
275 | |
276 | NVSP_MSG2_MAX = NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, | |
277 | ||
278 | /* Version 4 messages */ | |
279 | NVSP_MSG4_TYPE_SEND_VF_ASSOCIATION, | |
280 | NVSP_MSG4_TYPE_SWITCH_DATA_PATH, | |
281 | NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, | |
282 | ||
283 | NVSP_MSG4_MAX = NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED, | |
284 | ||
285 | /* Version 5 messages */ | |
286 | NVSP_MSG5_TYPE_OID_QUERY_EX, | |
287 | NVSP_MSG5_TYPE_OID_QUERY_EX_COMP, | |
288 | NVSP_MSG5_TYPE_SUBCHANNEL, | |
289 | NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, | |
290 | ||
291 | NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE, | |
52584904 S |
292 | }; |
293 | ||
294 | enum { | |
295 | NVSP_STAT_NONE = 0, | |
296 | NVSP_STAT_SUCCESS, | |
297 | NVSP_STAT_FAIL, | |
298 | NVSP_STAT_PROTOCOL_TOO_NEW, | |
299 | NVSP_STAT_PROTOCOL_TOO_OLD, | |
300 | NVSP_STAT_INVALID_RNDIS_PKT, | |
301 | NVSP_STAT_BUSY, | |
f157e78d | 302 | NVSP_STAT_PROTOCOL_UNSUPPORTED, |
52584904 S |
303 | NVSP_STAT_MAX, |
304 | }; | |
305 | ||
306 | struct nvsp_message_header { | |
307 | u32 msg_type; | |
308 | }; | |
309 | ||
310 | /* Init Messages */ | |
311 | ||
312 | /* | |
313 | * This message is used by the VSC to initialize the channel after the channels | |
314 | * has been opened. This message should never include anything other then | |
315 | * versioning (i.e. this message will be the same for ever). | |
316 | */ | |
317 | struct nvsp_message_init { | |
318 | u32 min_protocol_ver; | |
319 | u32 max_protocol_ver; | |
320 | } __packed; | |
321 | ||
322 | /* | |
323 | * This message is used by the VSP to complete the initialization of the | |
324 | * channel. This message should never include anything other then versioning | |
325 | * (i.e. this message will be the same for ever). | |
326 | */ | |
327 | struct nvsp_message_init_complete { | |
328 | u32 negotiated_protocol_ver; | |
329 | u32 max_mdl_chain_len; | |
330 | u32 status; | |
331 | } __packed; | |
332 | ||
333 | union nvsp_message_init_uber { | |
334 | struct nvsp_message_init init; | |
335 | struct nvsp_message_init_complete init_complete; | |
336 | } __packed; | |
337 | ||
338 | /* Version 1 Messages */ | |
339 | ||
340 | /* | |
341 | * This message is used by the VSC to send the NDIS version to the VSP. The VSP | |
342 | * can use this information when handling OIDs sent by the VSC. | |
343 | */ | |
344 | struct nvsp_1_message_send_ndis_version { | |
345 | u32 ndis_major_ver; | |
346 | u32 ndis_minor_ver; | |
347 | } __packed; | |
348 | ||
349 | /* | |
350 | * This message is used by the VSC to send a receive buffer to the VSP. The VSP | |
351 | * can then use the receive buffer to send data to the VSC. | |
352 | */ | |
353 | struct nvsp_1_message_send_receive_buffer { | |
354 | u32 gpadl_handle; | |
355 | u16 id; | |
356 | } __packed; | |
357 | ||
358 | struct nvsp_1_receive_buffer_section { | |
359 | u32 offset; | |
360 | u32 sub_alloc_size; | |
361 | u32 num_sub_allocs; | |
362 | u32 end_offset; | |
363 | } __packed; | |
364 | ||
365 | /* | |
366 | * This message is used by the VSP to acknowledge a receive buffer send by the | |
367 | * VSC. This message must be sent by the VSP before the VSP uses the receive | |
368 | * buffer. | |
369 | */ | |
370 | struct nvsp_1_message_send_receive_buffer_complete { | |
371 | u32 status; | |
372 | u32 num_sections; | |
373 | ||
374 | /* | |
375 | * The receive buffer is split into two parts, a large suballocation | |
376 | * section and a small suballocation section. These sections are then | |
377 | * suballocated by a certain size. | |
378 | */ | |
379 | ||
380 | /* | |
381 | * For example, the following break up of the receive buffer has 6 | |
382 | * large suballocations and 10 small suballocations. | |
383 | */ | |
384 | ||
385 | /* | |
386 | * | Large Section | | Small Section | | |
387 | * ------------------------------------------------------------ | |
388 | * | | | | | | | | | | | | | | | | | | | |
389 | * | | | |
390 | * LargeOffset SmallOffset | |
391 | */ | |
392 | ||
393 | struct nvsp_1_receive_buffer_section sections[1]; | |
394 | } __packed; | |
395 | ||
396 | /* | |
397 | * This message is sent by the VSC to revoke the receive buffer. After the VSP | |
398 | * completes this transaction, the vsp should never use the receive buffer | |
399 | * again. | |
400 | */ | |
401 | struct nvsp_1_message_revoke_receive_buffer { | |
402 | u16 id; | |
403 | }; | |
404 | ||
405 | /* | |
406 | * This message is used by the VSC to send a send buffer to the VSP. The VSC | |
407 | * can then use the send buffer to send data to the VSP. | |
408 | */ | |
409 | struct nvsp_1_message_send_send_buffer { | |
410 | u32 gpadl_handle; | |
411 | u16 id; | |
412 | } __packed; | |
413 | ||
414 | /* | |
415 | * This message is used by the VSP to acknowledge a send buffer sent by the | |
416 | * VSC. This message must be sent by the VSP before the VSP uses the sent | |
417 | * buffer. | |
418 | */ | |
419 | struct nvsp_1_message_send_send_buffer_complete { | |
420 | u32 status; | |
421 | ||
422 | /* | |
423 | * The VSC gets to choose the size of the send buffer and the VSP gets | |
424 | * to choose the sections size of the buffer. This was done to enable | |
425 | * dynamic reconfigurations when the cost of GPA-direct buffers | |
426 | * decreases. | |
427 | */ | |
428 | u32 section_size; | |
429 | } __packed; | |
430 | ||
431 | /* | |
432 | * This message is sent by the VSC to revoke the send buffer. After the VSP | |
433 | * completes this transaction, the vsp should never use the send buffer again. | |
434 | */ | |
435 | struct nvsp_1_message_revoke_send_buffer { | |
436 | u16 id; | |
437 | }; | |
438 | ||
439 | /* | |
440 | * This message is used by both the VSP and the VSC to send a RNDIS message to | |
441 | * the opposite channel endpoint. | |
442 | */ | |
443 | struct nvsp_1_message_send_rndis_packet { | |
444 | /* | |
445 | * This field is specified by RNIDS. They assume there's two different | |
446 | * channels of communication. However, the Network VSP only has one. | |
447 | * Therefore, the channel travels with the RNDIS packet. | |
448 | */ | |
449 | u32 channel_type; | |
450 | ||
451 | /* | |
452 | * This field is used to send part or all of the data through a send | |
453 | * buffer. This values specifies an index into the send buffer. If the | |
454 | * index is 0xFFFFFFFF, then the send buffer is not being used and all | |
455 | * of the data was sent through other VMBus mechanisms. | |
456 | */ | |
457 | u32 send_buf_section_index; | |
458 | u32 send_buf_section_size; | |
459 | } __packed; | |
460 | ||
461 | /* | |
462 | * This message is used by both the VSP and the VSC to complete a RNDIS message | |
463 | * to the opposite channel endpoint. At this point, the initiator of this | |
464 | * message cannot use any resources associated with the original RNDIS packet. | |
465 | */ | |
466 | struct nvsp_1_message_send_rndis_packet_complete { | |
467 | u32 status; | |
468 | }; | |
469 | ||
470 | union nvsp_1_message_uber { | |
471 | struct nvsp_1_message_send_ndis_version send_ndis_ver; | |
472 | ||
473 | struct nvsp_1_message_send_receive_buffer send_recv_buf; | |
474 | struct nvsp_1_message_send_receive_buffer_complete | |
475 | send_recv_buf_complete; | |
476 | struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf; | |
477 | ||
478 | struct nvsp_1_message_send_send_buffer send_send_buf; | |
479 | struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete; | |
480 | struct nvsp_1_message_revoke_send_buffer revoke_send_buf; | |
481 | ||
482 | struct nvsp_1_message_send_rndis_packet send_rndis_pkt; | |
483 | struct nvsp_1_message_send_rndis_packet_complete | |
484 | send_rndis_pkt_complete; | |
485 | } __packed; | |
486 | ||
f157e78d HZ |
487 | |
488 | /* | |
489 | * Network VSP protocol version 2 messages: | |
490 | */ | |
491 | struct nvsp_2_vsc_capability { | |
492 | union { | |
493 | u64 data; | |
494 | struct { | |
495 | u64 vmq:1; | |
496 | u64 chimney:1; | |
497 | u64 sriov:1; | |
498 | u64 ieee8021q:1; | |
499 | u64 correlation_id:1; | |
500 | }; | |
501 | }; | |
502 | } __packed; | |
503 | ||
504 | struct nvsp_2_send_ndis_config { | |
505 | u32 mtu; | |
506 | u32 reserved; | |
507 | struct nvsp_2_vsc_capability capability; | |
508 | } __packed; | |
509 | ||
510 | /* Allocate receive buffer */ | |
511 | struct nvsp_2_alloc_rxbuf { | |
512 | /* Allocation ID to match the allocation request and response */ | |
513 | u32 alloc_id; | |
514 | ||
515 | /* Length of the VM shared memory receive buffer that needs to | |
516 | * be allocated | |
517 | */ | |
518 | u32 len; | |
519 | } __packed; | |
520 | ||
521 | /* Allocate receive buffer complete */ | |
522 | struct nvsp_2_alloc_rxbuf_comp { | |
523 | /* The NDIS_STATUS code for buffer allocation */ | |
524 | u32 status; | |
525 | ||
526 | u32 alloc_id; | |
527 | ||
528 | /* GPADL handle for the allocated receive buffer */ | |
529 | u32 gpadl_handle; | |
530 | ||
531 | /* Receive buffer ID */ | |
532 | u64 recv_buf_id; | |
533 | } __packed; | |
534 | ||
535 | struct nvsp_2_free_rxbuf { | |
536 | u64 recv_buf_id; | |
537 | } __packed; | |
538 | ||
539 | union nvsp_2_message_uber { | |
540 | struct nvsp_2_send_ndis_config send_ndis_config; | |
541 | struct nvsp_2_alloc_rxbuf alloc_rxbuf; | |
542 | struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp; | |
543 | struct nvsp_2_free_rxbuf free_rxbuf; | |
544 | } __packed; | |
545 | ||
71790a27 HZ |
546 | struct nvsp_4_send_vf_association { |
547 | /* 1: allocated, serial number is valid. 0: not allocated */ | |
548 | u32 allocated; | |
549 | ||
550 | /* Serial number of the VF to team with */ | |
551 | u32 serial; | |
552 | } __packed; | |
553 | ||
554 | enum nvsp_vm_datapath { | |
555 | NVSP_DATAPATH_SYNTHETIC = 0, | |
556 | NVSP_DATAPATH_VF, | |
557 | NVSP_DATAPATH_MAX | |
558 | }; | |
559 | ||
560 | struct nvsp_4_sw_datapath { | |
561 | u32 active_datapath; /* active data path in VM */ | |
562 | } __packed; | |
563 | ||
564 | union nvsp_4_message_uber { | |
565 | struct nvsp_4_send_vf_association vf_assoc; | |
566 | struct nvsp_4_sw_datapath active_dp; | |
567 | } __packed; | |
568 | ||
a1eabb01 HZ |
569 | enum nvsp_subchannel_operation { |
570 | NVSP_SUBCHANNEL_NONE = 0, | |
571 | NVSP_SUBCHANNEL_ALLOCATE, | |
572 | NVSP_SUBCHANNEL_MAX | |
573 | }; | |
574 | ||
575 | struct nvsp_5_subchannel_request { | |
576 | u32 op; | |
577 | u32 num_subchannels; | |
578 | } __packed; | |
579 | ||
580 | struct nvsp_5_subchannel_complete { | |
581 | u32 status; | |
582 | u32 num_subchannels; /* Actual number of subchannels allocated */ | |
583 | } __packed; | |
584 | ||
585 | struct nvsp_5_send_indirect_table { | |
586 | /* The number of entries in the send indirection table */ | |
587 | u32 count; | |
588 | ||
589 | /* The offset of the send indireciton table from top of this struct. | |
590 | * The send indirection table tells which channel to put the send | |
591 | * traffic on. Each entry is a channel number. | |
592 | */ | |
593 | u32 offset; | |
594 | } __packed; | |
595 | ||
596 | union nvsp_5_message_uber { | |
597 | struct nvsp_5_subchannel_request subchn_req; | |
598 | struct nvsp_5_subchannel_complete subchn_comp; | |
599 | struct nvsp_5_send_indirect_table send_table; | |
600 | } __packed; | |
601 | ||
52584904 S |
602 | union nvsp_all_messages { |
603 | union nvsp_message_init_uber init_msg; | |
604 | union nvsp_1_message_uber v1_msg; | |
f157e78d | 605 | union nvsp_2_message_uber v2_msg; |
71790a27 | 606 | union nvsp_4_message_uber v4_msg; |
a1eabb01 | 607 | union nvsp_5_message_uber v5_msg; |
52584904 S |
608 | } __packed; |
609 | ||
610 | /* ALL Messages */ | |
611 | struct nvsp_message { | |
612 | struct nvsp_message_header hdr; | |
613 | union nvsp_all_messages msg; | |
614 | } __packed; | |
615 | ||
616 | ||
4d447c9a | 617 | #define NETVSC_MTU 65536 |
f9cbce34 | 618 | #define NETVSC_MTU_MIN 68 |
52584904 | 619 | |
b679ef73 | 620 | #define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */ |
99d3016d | 621 | #define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */ |
be136ed3 | 622 | #define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 15) /* 15MB */ |
c25aaf81 KS |
623 | #define NETVSC_INVALID_INDEX -1 |
624 | ||
52584904 S |
625 | |
626 | #define NETVSC_RECEIVE_BUFFER_ID 0xcafe | |
c51ed182 | 627 | #define NETVSC_SEND_BUFFER_ID 0 |
52584904 | 628 | |
f90251c8 | 629 | #define NETVSC_PACKET_SIZE 4096 |
52584904 | 630 | |
5b54dac8 HZ |
631 | #define VRSS_SEND_TAB_SIZE 16 |
632 | ||
7c3877f2 HZ |
633 | #define RNDIS_MAX_PKT_DEFAULT 8 |
634 | #define RNDIS_PKT_ALIGN_DEFAULT 8 | |
635 | ||
636 | struct multi_send_data { | |
637 | spinlock_t lock; /* protect struct multi_send_data */ | |
638 | struct hv_netvsc_packet *pkt; /* netvsc pkt pending */ | |
639 | u32 count; /* counter of batched packets */ | |
640 | }; | |
641 | ||
7eafd9b4 | 642 | struct netvsc_stats { |
643 | u64 packets; | |
644 | u64 bytes; | |
4b02b58b | 645 | struct u64_stats_sync syncp; |
7eafd9b4 | 646 | }; |
647 | ||
27a70af3 VK |
648 | struct netvsc_reconfig { |
649 | struct list_head list; | |
650 | u32 event; | |
651 | }; | |
652 | ||
3f300ff4 SX |
653 | /* The context of the netvsc device */ |
654 | struct net_device_context { | |
655 | /* point back to our device context */ | |
656 | struct hv_device *device_ctx; | |
27a70af3 | 657 | /* reconfigure work */ |
3f300ff4 | 658 | struct delayed_work dwork; |
27a70af3 VK |
659 | /* last reconfig time */ |
660 | unsigned long last_reconfig; | |
661 | /* reconfig events */ | |
662 | struct list_head reconfig_events; | |
663 | /* list protection */ | |
664 | spinlock_t lock; | |
665 | ||
3f300ff4 SX |
666 | struct work_struct work; |
667 | u32 msg_enable; /* debug level */ | |
7eafd9b4 | 668 | |
669 | struct netvsc_stats __percpu *tx_stats; | |
670 | struct netvsc_stats __percpu *rx_stats; | |
3f300ff4 SX |
671 | }; |
672 | ||
7c3877f2 | 673 | /* Per netvsc device */ |
52584904 S |
674 | struct netvsc_device { |
675 | struct hv_device *dev; | |
676 | ||
f157e78d HZ |
677 | u32 nvsp_version; |
678 | ||
52584904 | 679 | atomic_t num_outstanding_sends; |
dc5cd894 | 680 | wait_queue_head_t wait_drain; |
4d447c9a | 681 | bool start_remove; |
c38b9c71 | 682 | bool destroy; |
52584904 | 683 | |
52584904 S |
684 | /* Receive buffer allocated by us but manages by NetVSP */ |
685 | void *recv_buf; | |
686 | u32 recv_buf_size; | |
687 | u32 recv_buf_gpadl_handle; | |
688 | u32 recv_section_cnt; | |
689 | struct nvsp_1_receive_buffer_section *recv_section; | |
690 | ||
c25aaf81 KS |
691 | /* Send buffer allocated by us */ |
692 | void *send_buf; | |
693 | u32 send_buf_size; | |
694 | u32 send_buf_gpadl_handle; | |
695 | u32 send_section_cnt; | |
696 | u32 send_section_size; | |
697 | unsigned long *send_section_map; | |
698 | int map_words; | |
699 | ||
52584904 S |
700 | /* Used for NetVSP initialization protocol */ |
701 | struct completion channel_init_wait; | |
702 | struct nvsp_message channel_init_pkt; | |
703 | ||
704 | struct nvsp_message revoke_packet; | |
705 | /* unsigned char HwMacAddr[HW_MACADDR_LEN]; */ | |
706 | ||
2ddd5e5f S |
707 | struct net_device *ndev; |
708 | ||
5b54dac8 HZ |
709 | struct vmbus_channel *chn_table[NR_CPUS]; |
710 | u32 send_table[VRSS_SEND_TAB_SIZE]; | |
59995370 | 711 | u32 max_chn; |
5b54dac8 | 712 | u32 num_chn; |
b3e6b82a KS |
713 | spinlock_t sc_lock; /* Protects num_sc_offered variable */ |
714 | u32 num_sc_offered; | |
5b54dac8 HZ |
715 | atomic_t queue_sends[NR_CPUS]; |
716 | ||
52584904 S |
717 | /* Holds rndis device info */ |
718 | void *extension; | |
5b54dac8 HZ |
719 | |
720 | int ring_size; | |
721 | ||
722 | /* The primary channel callback buffer */ | |
f90251c8 | 723 | unsigned char *cb_buffer; |
5b54dac8 HZ |
724 | /* The sub channel callback buffer */ |
725 | unsigned char *sub_cb_buf; | |
7c3877f2 HZ |
726 | |
727 | struct multi_send_data msd[NR_CPUS]; | |
728 | u32 max_pkt; /* max number of pkt in one send, e.g. 8 */ | |
729 | u32 pkt_align; /* alignment bytes, e.g. 8 */ | |
3f300ff4 SX |
730 | |
731 | /* The net device context */ | |
732 | struct net_device_context *nd_ctx; | |
71790a27 HZ |
733 | |
734 | /* 1: allocated, serial number is valid. 0: not allocated */ | |
735 | u32 vf_alloc; | |
736 | /* Serial number of the VF to team with */ | |
737 | u32 vf_serial; | |
52584904 S |
738 | }; |
739 | ||
4a5cea39 S |
740 | /* NdisInitialize message */ |
741 | struct rndis_initialize_request { | |
742 | u32 req_id; | |
743 | u32 major_ver; | |
744 | u32 minor_ver; | |
745 | u32 max_xfer_size; | |
746 | }; | |
747 | ||
748 | /* Response to NdisInitialize */ | |
749 | struct rndis_initialize_complete { | |
750 | u32 req_id; | |
751 | u32 status; | |
752 | u32 major_ver; | |
753 | u32 minor_ver; | |
754 | u32 dev_flags; | |
755 | u32 medium; | |
756 | u32 max_pkt_per_msg; | |
757 | u32 max_xfer_size; | |
758 | u32 pkt_alignment_factor; | |
759 | u32 af_list_offset; | |
760 | u32 af_list_size; | |
761 | }; | |
762 | ||
763 | /* Call manager devices only: Information about an address family */ | |
764 | /* supported by the device is appended to the response to NdisInitialize. */ | |
765 | struct rndis_co_address_family { | |
766 | u32 address_family; | |
767 | u32 major_ver; | |
768 | u32 minor_ver; | |
769 | }; | |
770 | ||
771 | /* NdisHalt message */ | |
772 | struct rndis_halt_request { | |
773 | u32 req_id; | |
774 | }; | |
775 | ||
776 | /* NdisQueryRequest message */ | |
777 | struct rndis_query_request { | |
778 | u32 req_id; | |
779 | u32 oid; | |
780 | u32 info_buflen; | |
781 | u32 info_buf_offset; | |
782 | u32 dev_vc_handle; | |
783 | }; | |
784 | ||
785 | /* Response to NdisQueryRequest */ | |
786 | struct rndis_query_complete { | |
787 | u32 req_id; | |
788 | u32 status; | |
789 | u32 info_buflen; | |
790 | u32 info_buf_offset; | |
791 | }; | |
792 | ||
793 | /* NdisSetRequest message */ | |
794 | struct rndis_set_request { | |
795 | u32 req_id; | |
796 | u32 oid; | |
797 | u32 info_buflen; | |
798 | u32 info_buf_offset; | |
799 | u32 dev_vc_handle; | |
800 | }; | |
801 | ||
802 | /* Response to NdisSetRequest */ | |
803 | struct rndis_set_complete { | |
804 | u32 req_id; | |
805 | u32 status; | |
806 | }; | |
807 | ||
808 | /* NdisReset message */ | |
809 | struct rndis_reset_request { | |
810 | u32 reserved; | |
811 | }; | |
812 | ||
813 | /* Response to NdisReset */ | |
814 | struct rndis_reset_complete { | |
815 | u32 status; | |
816 | u32 addressing_reset; | |
817 | }; | |
818 | ||
819 | /* NdisMIndicateStatus message */ | |
820 | struct rndis_indicate_status { | |
821 | u32 status; | |
822 | u32 status_buflen; | |
823 | u32 status_buf_offset; | |
824 | }; | |
825 | ||
826 | /* Diagnostic information passed as the status buffer in */ | |
827 | /* struct rndis_indicate_status messages signifying error conditions. */ | |
828 | struct rndis_diagnostic_info { | |
829 | u32 diag_status; | |
830 | u32 error_offset; | |
831 | }; | |
832 | ||
833 | /* NdisKeepAlive message */ | |
834 | struct rndis_keepalive_request { | |
835 | u32 req_id; | |
836 | }; | |
837 | ||
838 | /* Response to NdisKeepAlive */ | |
839 | struct rndis_keepalive_complete { | |
840 | u32 req_id; | |
841 | u32 status; | |
842 | }; | |
843 | ||
844 | /* | |
845 | * Data message. All Offset fields contain byte offsets from the beginning of | |
846 | * struct rndis_packet. All Length fields are in bytes. VcHandle is set | |
847 | * to 0 for connectionless data, otherwise it contains the VC handle. | |
848 | */ | |
849 | struct rndis_packet { | |
850 | u32 data_offset; | |
851 | u32 data_len; | |
852 | u32 oob_data_offset; | |
853 | u32 oob_data_len; | |
854 | u32 num_oob_data_elements; | |
855 | u32 per_pkt_info_offset; | |
856 | u32 per_pkt_info_len; | |
857 | u32 vc_handle; | |
858 | u32 reserved; | |
859 | }; | |
860 | ||
861 | /* Optional Out of Band data associated with a Data message. */ | |
862 | struct rndis_oobd { | |
863 | u32 size; | |
864 | u32 type; | |
865 | u32 class_info_offset; | |
866 | }; | |
867 | ||
868 | /* Packet extension field contents associated with a Data message. */ | |
869 | struct rndis_per_packet_info { | |
870 | u32 size; | |
871 | u32 type; | |
1f5f3a75 HZ |
872 | u32 ppi_offset; |
873 | }; | |
874 | ||
875 | enum ndis_per_pkt_info_type { | |
876 | TCPIP_CHKSUM_PKTINFO, | |
877 | IPSEC_PKTINFO, | |
878 | TCP_LARGESEND_PKTINFO, | |
879 | CLASSIFICATION_HANDLE_PKTINFO, | |
880 | NDIS_RESERVED, | |
881 | SG_LIST_PKTINFO, | |
882 | IEEE_8021Q_INFO, | |
883 | ORIGINAL_PKTINFO, | |
884 | PACKET_CANCEL_ID, | |
307f0995 | 885 | NBL_HASH_VALUE = PACKET_CANCEL_ID, |
1f5f3a75 HZ |
886 | ORIGINAL_NET_BUFLIST, |
887 | CACHED_NET_BUFLIST, | |
888 | SHORT_PKT_PADINFO, | |
889 | MAX_PER_PKT_INFO | |
890 | }; | |
891 | ||
892 | struct ndis_pkt_8021q_info { | |
893 | union { | |
894 | struct { | |
895 | u32 pri:3; /* User Priority */ | |
896 | u32 cfi:1; /* Canonical Format ID */ | |
897 | u32 vlanid:12; /* VLAN ID */ | |
898 | u32 reserved:16; | |
899 | }; | |
900 | u32 value; | |
901 | }; | |
4a5cea39 S |
902 | }; |
903 | ||
4a0e70ae KS |
904 | struct ndis_oject_header { |
905 | u8 type; | |
906 | u8 revision; | |
907 | u16 size; | |
908 | }; | |
909 | ||
910 | #define NDIS_OBJECT_TYPE_DEFAULT 0x80 | |
911 | #define NDIS_OFFLOAD_PARAMETERS_REVISION_3 3 | |
912 | #define NDIS_OFFLOAD_PARAMETERS_NO_CHANGE 0 | |
913 | #define NDIS_OFFLOAD_PARAMETERS_LSOV2_DISABLED 1 | |
914 | #define NDIS_OFFLOAD_PARAMETERS_LSOV2_ENABLED 2 | |
915 | #define NDIS_OFFLOAD_PARAMETERS_LSOV1_ENABLED 2 | |
916 | #define NDIS_OFFLOAD_PARAMETERS_RSC_DISABLED 1 | |
917 | #define NDIS_OFFLOAD_PARAMETERS_RSC_ENABLED 2 | |
918 | #define NDIS_OFFLOAD_PARAMETERS_TX_RX_DISABLED 1 | |
919 | #define NDIS_OFFLOAD_PARAMETERS_TX_ENABLED_RX_DISABLED 2 | |
920 | #define NDIS_OFFLOAD_PARAMETERS_RX_ENABLED_TX_DISABLED 3 | |
921 | #define NDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED 4 | |
922 | ||
77bf5487 KS |
923 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_V2_TYPE 1 |
924 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV4 0 | |
925 | #define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV6 1 | |
926 | ||
af9893a3 | 927 | #define VERSION_4_OFFLOAD_SIZE 22 |
4a0e70ae KS |
928 | /* |
929 | * New offload OIDs for NDIS 6 | |
930 | */ | |
931 | #define OID_TCP_OFFLOAD_CURRENT_CONFIG 0xFC01020B /* query only */ | |
932 | #define OID_TCP_OFFLOAD_PARAMETERS 0xFC01020C /* set only */ | |
933 | #define OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020D/* query only */ | |
934 | #define OID_TCP_CONNECTION_OFFLOAD_CURRENT_CONFIG 0xFC01020E /* query only */ | |
935 | #define OID_TCP_CONNECTION_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020F /* query */ | |
936 | #define OID_OFFLOAD_ENCAPSULATION 0x0101010A /* set/query */ | |
937 | ||
938 | struct ndis_offload_params { | |
939 | struct ndis_oject_header header; | |
940 | u8 ip_v4_csum; | |
941 | u8 tcp_ip_v4_csum; | |
942 | u8 udp_ip_v4_csum; | |
943 | u8 tcp_ip_v6_csum; | |
944 | u8 udp_ip_v6_csum; | |
945 | u8 lso_v1; | |
946 | u8 ip_sec_v1; | |
947 | u8 lso_v2_ipv4; | |
948 | u8 lso_v2_ipv6; | |
949 | u8 tcp_connection_ip_v4; | |
950 | u8 tcp_connection_ip_v6; | |
951 | u32 flags; | |
952 | u8 ip_sec_v2; | |
953 | u8 ip_sec_v2_ip_v4; | |
954 | struct { | |
955 | u8 rsc_ip_v4; | |
956 | u8 rsc_ip_v6; | |
957 | }; | |
958 | struct { | |
959 | u8 encapsulated_packet_task_offload; | |
960 | u8 encapsulation_types; | |
961 | }; | |
962 | }; | |
963 | ||
e3d605ed KS |
964 | struct ndis_tcp_ip_checksum_info { |
965 | union { | |
966 | struct { | |
967 | u32 is_ipv4:1; | |
968 | u32 is_ipv6:1; | |
969 | u32 tcp_checksum:1; | |
970 | u32 udp_checksum:1; | |
971 | u32 ip_header_checksum:1; | |
972 | u32 reserved:11; | |
973 | u32 tcp_header_offset:10; | |
974 | } transmit; | |
975 | struct { | |
976 | u32 tcp_checksum_failed:1; | |
977 | u32 udp_checksum_failed:1; | |
978 | u32 ip_checksum_failed:1; | |
979 | u32 tcp_checksum_succeeded:1; | |
980 | u32 udp_checksum_succeeded:1; | |
981 | u32 ip_checksum_succeeded:1; | |
982 | u32 loopback:1; | |
983 | u32 tcp_checksum_value_invalid:1; | |
984 | u32 ip_checksum_value_invalid:1; | |
985 | } receive; | |
986 | u32 value; | |
987 | }; | |
988 | }; | |
989 | ||
77bf5487 KS |
990 | struct ndis_tcp_lso_info { |
991 | union { | |
992 | struct { | |
993 | u32 unused:30; | |
994 | u32 type:1; | |
995 | u32 reserved2:1; | |
996 | } transmit; | |
997 | struct { | |
998 | u32 mss:20; | |
999 | u32 tcp_header_offset:10; | |
1000 | u32 type:1; | |
1001 | u32 reserved2:1; | |
1002 | } lso_v1_transmit; | |
1003 | struct { | |
1004 | u32 tcp_payload:30; | |
1005 | u32 type:1; | |
1006 | u32 reserved2:1; | |
1007 | } lso_v1_transmit_complete; | |
1008 | struct { | |
1009 | u32 mss:20; | |
1010 | u32 tcp_header_offset:10; | |
1011 | u32 type:1; | |
1012 | u32 ip_version:1; | |
1013 | } lso_v2_transmit; | |
1014 | struct { | |
1015 | u32 reserved:30; | |
1016 | u32 type:1; | |
1017 | u32 reserved2:1; | |
1018 | } lso_v2_transmit_complete; | |
1019 | u32 value; | |
1020 | }; | |
1021 | }; | |
1022 | ||
1f5f3a75 HZ |
1023 | #define NDIS_VLAN_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1024 | sizeof(struct ndis_pkt_8021q_info)) | |
1025 | ||
e3d605ed KS |
1026 | #define NDIS_CSUM_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1027 | sizeof(struct ndis_tcp_ip_checksum_info)) | |
1028 | ||
77bf5487 KS |
1029 | #define NDIS_LSO_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1030 | sizeof(struct ndis_tcp_lso_info)) | |
1031 | ||
307f0995 HZ |
1032 | #define NDIS_HASH_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ |
1033 | sizeof(u32)) | |
1034 | ||
72151422 HZ |
1035 | /* Total size of all PPI data */ |
1036 | #define NDIS_ALL_PPI_SIZE (NDIS_VLAN_PPI_SIZE + NDIS_CSUM_PPI_SIZE + \ | |
1037 | NDIS_LSO_PPI_SIZE + NDIS_HASH_PPI_SIZE) | |
1038 | ||
4a5cea39 S |
1039 | /* Format of Information buffer passed in a SetRequest for the OID */ |
1040 | /* OID_GEN_RNDIS_CONFIG_PARAMETER. */ | |
1041 | struct rndis_config_parameter_info { | |
1042 | u32 parameter_name_offset; | |
1043 | u32 parameter_name_length; | |
1044 | u32 parameter_type; | |
1045 | u32 parameter_value_offset; | |
1046 | u32 parameter_value_length; | |
1047 | }; | |
1048 | ||
1049 | /* Values for ParameterType in struct rndis_config_parameter_info */ | |
1050 | #define RNDIS_CONFIG_PARAM_TYPE_INTEGER 0 | |
1051 | #define RNDIS_CONFIG_PARAM_TYPE_STRING 2 | |
1052 | ||
1053 | /* CONDIS Miniport messages for connection oriented devices */ | |
1054 | /* that do not implement a call manager. */ | |
1055 | ||
1056 | /* CoNdisMiniportCreateVc message */ | |
1057 | struct rcondis_mp_create_vc { | |
1058 | u32 req_id; | |
1059 | u32 ndis_vc_handle; | |
1060 | }; | |
1061 | ||
1062 | /* Response to CoNdisMiniportCreateVc */ | |
1063 | struct rcondis_mp_create_vc_complete { | |
1064 | u32 req_id; | |
1065 | u32 dev_vc_handle; | |
1066 | u32 status; | |
1067 | }; | |
1068 | ||
1069 | /* CoNdisMiniportDeleteVc message */ | |
1070 | struct rcondis_mp_delete_vc { | |
1071 | u32 req_id; | |
1072 | u32 dev_vc_handle; | |
1073 | }; | |
1074 | ||
1075 | /* Response to CoNdisMiniportDeleteVc */ | |
1076 | struct rcondis_mp_delete_vc_complete { | |
1077 | u32 req_id; | |
1078 | u32 status; | |
1079 | }; | |
1080 | ||
1081 | /* CoNdisMiniportQueryRequest message */ | |
1082 | struct rcondis_mp_query_request { | |
1083 | u32 req_id; | |
1084 | u32 request_type; | |
1085 | u32 oid; | |
1086 | u32 dev_vc_handle; | |
1087 | u32 info_buflen; | |
1088 | u32 info_buf_offset; | |
1089 | }; | |
1090 | ||
1091 | /* CoNdisMiniportSetRequest message */ | |
1092 | struct rcondis_mp_set_request { | |
1093 | u32 req_id; | |
1094 | u32 request_type; | |
1095 | u32 oid; | |
1096 | u32 dev_vc_handle; | |
1097 | u32 info_buflen; | |
1098 | u32 info_buf_offset; | |
1099 | }; | |
1100 | ||
1101 | /* CoNdisIndicateStatus message */ | |
1102 | struct rcondis_indicate_status { | |
1103 | u32 ndis_vc_handle; | |
1104 | u32 status; | |
1105 | u32 status_buflen; | |
1106 | u32 status_buf_offset; | |
1107 | }; | |
1108 | ||
1109 | /* CONDIS Call/VC parameters */ | |
1110 | struct rcondis_specific_parameters { | |
1111 | u32 parameter_type; | |
1112 | u32 parameter_length; | |
1113 | u32 parameter_lffset; | |
1114 | }; | |
1115 | ||
1116 | struct rcondis_media_parameters { | |
1117 | u32 flags; | |
1118 | u32 reserved1; | |
1119 | u32 reserved2; | |
1120 | struct rcondis_specific_parameters media_specific; | |
1121 | }; | |
1122 | ||
1123 | struct rndis_flowspec { | |
1124 | u32 token_rate; | |
1125 | u32 token_bucket_size; | |
1126 | u32 peak_bandwidth; | |
1127 | u32 latency; | |
1128 | u32 delay_variation; | |
1129 | u32 service_type; | |
1130 | u32 max_sdu_size; | |
1131 | u32 minimum_policed_size; | |
1132 | }; | |
1133 | ||
1134 | struct rcondis_call_manager_parameters { | |
1135 | struct rndis_flowspec transmit; | |
1136 | struct rndis_flowspec receive; | |
1137 | struct rcondis_specific_parameters call_mgr_specific; | |
1138 | }; | |
1139 | ||
1140 | /* CoNdisMiniportActivateVc message */ | |
1141 | struct rcondis_mp_activate_vc_request { | |
1142 | u32 req_id; | |
1143 | u32 flags; | |
1144 | u32 dev_vc_handle; | |
1145 | u32 media_params_offset; | |
1146 | u32 media_params_length; | |
1147 | u32 call_mgr_params_offset; | |
1148 | u32 call_mgr_params_length; | |
1149 | }; | |
1150 | ||
1151 | /* Response to CoNdisMiniportActivateVc */ | |
1152 | struct rcondis_mp_activate_vc_complete { | |
1153 | u32 req_id; | |
1154 | u32 status; | |
1155 | }; | |
1156 | ||
1157 | /* CoNdisMiniportDeactivateVc message */ | |
1158 | struct rcondis_mp_deactivate_vc_request { | |
1159 | u32 req_id; | |
1160 | u32 flags; | |
1161 | u32 dev_vc_handle; | |
1162 | }; | |
1163 | ||
1164 | /* Response to CoNdisMiniportDeactivateVc */ | |
1165 | struct rcondis_mp_deactivate_vc_complete { | |
1166 | u32 req_id; | |
1167 | u32 status; | |
1168 | }; | |
1169 | ||
1170 | ||
1171 | /* union with all of the RNDIS messages */ | |
1172 | union rndis_message_container { | |
1173 | struct rndis_packet pkt; | |
1174 | struct rndis_initialize_request init_req; | |
1175 | struct rndis_halt_request halt_req; | |
1176 | struct rndis_query_request query_req; | |
1177 | struct rndis_set_request set_req; | |
1178 | struct rndis_reset_request reset_req; | |
1179 | struct rndis_keepalive_request keep_alive_req; | |
1180 | struct rndis_indicate_status indicate_status; | |
1181 | struct rndis_initialize_complete init_complete; | |
1182 | struct rndis_query_complete query_complete; | |
1183 | struct rndis_set_complete set_complete; | |
1184 | struct rndis_reset_complete reset_complete; | |
1185 | struct rndis_keepalive_complete keep_alive_complete; | |
1186 | struct rcondis_mp_create_vc co_miniport_create_vc; | |
1187 | struct rcondis_mp_delete_vc co_miniport_delete_vc; | |
1188 | struct rcondis_indicate_status co_indicate_status; | |
1189 | struct rcondis_mp_activate_vc_request co_miniport_activate_vc; | |
1190 | struct rcondis_mp_deactivate_vc_request co_miniport_deactivate_vc; | |
1191 | struct rcondis_mp_create_vc_complete co_miniport_create_vc_complete; | |
1192 | struct rcondis_mp_delete_vc_complete co_miniport_delete_vc_complete; | |
1193 | struct rcondis_mp_activate_vc_complete co_miniport_activate_vc_complete; | |
1194 | struct rcondis_mp_deactivate_vc_complete | |
1195 | co_miniport_deactivate_vc_complete; | |
1196 | }; | |
1197 | ||
1198 | /* Remote NDIS message format */ | |
1199 | struct rndis_message { | |
1200 | u32 ndis_msg_type; | |
1201 | ||
1202 | /* Total length of this message, from the beginning */ | |
1203 | /* of the sruct rndis_message, in bytes. */ | |
1204 | u32 msg_len; | |
1205 | ||
1206 | /* Actual message */ | |
1207 | union rndis_message_container msg; | |
1208 | }; | |
1209 | ||
9dbfd150 | 1210 | |
4a5cea39 S |
1211 | /* Handy macros */ |
1212 | ||
1213 | /* get the size of an RNDIS message. Pass in the message type, */ | |
1214 | /* struct rndis_set_request, struct rndis_packet for example */ | |
1215 | #define RNDIS_MESSAGE_SIZE(msg) \ | |
1216 | (sizeof(msg) + (sizeof(struct rndis_message) - \ | |
1217 | sizeof(union rndis_message_container))) | |
1218 | ||
1219 | /* get pointer to info buffer with message pointer */ | |
1220 | #define MESSAGE_TO_INFO_BUFFER(msg) \ | |
1221 | (((unsigned char *)(msg)) + msg->info_buf_offset) | |
1222 | ||
1223 | /* get pointer to status buffer with message pointer */ | |
1224 | #define MESSAGE_TO_STATUS_BUFFER(msg) \ | |
1225 | (((unsigned char *)(msg)) + msg->status_buf_offset) | |
1226 | ||
1227 | /* get pointer to OOBD buffer with message pointer */ | |
1228 | #define MESSAGE_TO_OOBD_BUFFER(msg) \ | |
1229 | (((unsigned char *)(msg)) + msg->oob_data_offset) | |
1230 | ||
1231 | /* get pointer to data buffer with message pointer */ | |
1232 | #define MESSAGE_TO_DATA_BUFFER(msg) \ | |
1233 | (((unsigned char *)(msg)) + msg->per_pkt_info_offset) | |
1234 | ||
1235 | /* get pointer to contained message from NDIS_MESSAGE pointer */ | |
1236 | #define RNDIS_MESSAGE_PTR_TO_MESSAGE_PTR(rndis_msg) \ | |
1237 | ((void *) &rndis_msg->msg) | |
1238 | ||
1239 | /* get pointer to contained message from NDIS_MESSAGE pointer */ | |
1240 | #define RNDIS_MESSAGE_RAW_PTR_TO_MESSAGE_PTR(rndis_msg) \ | |
1241 | ((void *) rndis_msg) | |
1242 | ||
299d0925 S |
1243 | |
1244 | #define __struct_bcount(x) | |
1245 | ||
1246 | ||
1247 | ||
1248 | #define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \ | |
1249 | sizeof(union rndis_message_container)) | |
1250 | ||
72151422 HZ |
1251 | #define RNDIS_AND_PPI_SIZE (sizeof(struct rndis_message) + NDIS_ALL_PPI_SIZE) |
1252 | ||
299d0925 S |
1253 | #define NDIS_PACKET_TYPE_DIRECTED 0x00000001 |
1254 | #define NDIS_PACKET_TYPE_MULTICAST 0x00000002 | |
1255 | #define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004 | |
1256 | #define NDIS_PACKET_TYPE_BROADCAST 0x00000008 | |
1257 | #define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010 | |
1258 | #define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020 | |
1259 | #define NDIS_PACKET_TYPE_SMT 0x00000040 | |
1260 | #define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080 | |
1261 | #define NDIS_PACKET_TYPE_GROUP 0x00000100 | |
1262 | #define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200 | |
1263 | #define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400 | |
1264 | #define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800 | |
1265 | ||
08cd04bf KS |
1266 | #define INFO_IPV4 2 |
1267 | #define INFO_IPV6 4 | |
1268 | #define INFO_TCP 2 | |
1269 | #define INFO_UDP 4 | |
1270 | ||
1271 | #define TRANSPORT_INFO_NOT_IP 0 | |
1272 | #define TRANSPORT_INFO_IPV4_TCP ((INFO_IPV4 << 16) | INFO_TCP) | |
1273 | #define TRANSPORT_INFO_IPV4_UDP ((INFO_IPV4 << 16) | INFO_UDP) | |
1274 | #define TRANSPORT_INFO_IPV6_TCP ((INFO_IPV6 << 16) | INFO_TCP) | |
1275 | #define TRANSPORT_INFO_IPV6_UDP ((INFO_IPV6 << 16) | INFO_UDP) | |
299d0925 | 1276 | |
25b85ee8 KS |
1277 | static inline struct vmbus_channel *get_channel(struct hv_netvsc_packet *packet, |
1278 | struct netvsc_device *net_device) | |
1279 | ||
1280 | { | |
1281 | struct vmbus_channel *out_channel; | |
1282 | ||
1283 | out_channel = net_device->chn_table[packet->q_idx]; | |
1284 | if (!out_channel) { | |
1285 | out_channel = net_device->dev->channel; | |
1286 | packet->q_idx = 0; | |
1287 | } | |
1288 | return out_channel; | |
1289 | } | |
1290 | ||
299d0925 | 1291 | |
5ca7252a | 1292 | #endif /* _HYPERV_NET_H */ |