1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2013 - 2018 Intel Corporation. */
3
4 #include <linux/avf/virtchnl.h>
5 #include <linux/bitfield.h>
6 #include "iavf_type.h"
7 #include "iavf_adminq.h"
8 #include "iavf_prototype.h"
9
10 /**
11 * iavf_set_mac_type - Sets MAC type
12 * @hw: pointer to the HW structure
13 *
14 * This function sets the mac type of the adapter based on the
15 * vendor ID and device ID stored in the hw structure.
16 **/
iavf_set_mac_type(struct iavf_hw * hw)17 enum iavf_status iavf_set_mac_type(struct iavf_hw *hw)
18 {
19 enum iavf_status status = 0;
20
21 if (hw->vendor_id == PCI_VENDOR_ID_INTEL) {
22 switch (hw->device_id) {
23 case IAVF_DEV_ID_X722_VF:
24 hw->mac.type = IAVF_MAC_X722_VF;
25 break;
26 case IAVF_DEV_ID_VF:
27 case IAVF_DEV_ID_VF_HV:
28 case IAVF_DEV_ID_ADAPTIVE_VF:
29 hw->mac.type = IAVF_MAC_VF;
30 break;
31 default:
32 hw->mac.type = IAVF_MAC_GENERIC;
33 break;
34 }
35 } else {
36 status = IAVF_ERR_DEVICE_NOT_SUPPORTED;
37 }
38
39 return status;
40 }
41
42 /**
43 * iavf_aq_str - convert AQ err code to a string
44 * @hw: pointer to the HW structure
45 * @aq_err: the AQ error code to convert
46 **/
iavf_aq_str(struct iavf_hw * hw,enum iavf_admin_queue_err aq_err)47 const char *iavf_aq_str(struct iavf_hw *hw, enum iavf_admin_queue_err aq_err)
48 {
49 switch (aq_err) {
50 case IAVF_AQ_RC_OK:
51 return "OK";
52 case IAVF_AQ_RC_EPERM:
53 return "IAVF_AQ_RC_EPERM";
54 case IAVF_AQ_RC_ENOENT:
55 return "IAVF_AQ_RC_ENOENT";
56 case IAVF_AQ_RC_ESRCH:
57 return "IAVF_AQ_RC_ESRCH";
58 case IAVF_AQ_RC_EINTR:
59 return "IAVF_AQ_RC_EINTR";
60 case IAVF_AQ_RC_EIO:
61 return "IAVF_AQ_RC_EIO";
62 case IAVF_AQ_RC_ENXIO:
63 return "IAVF_AQ_RC_ENXIO";
64 case IAVF_AQ_RC_E2BIG:
65 return "IAVF_AQ_RC_E2BIG";
66 case IAVF_AQ_RC_EAGAIN:
67 return "IAVF_AQ_RC_EAGAIN";
68 case IAVF_AQ_RC_ENOMEM:
69 return "IAVF_AQ_RC_ENOMEM";
70 case IAVF_AQ_RC_EACCES:
71 return "IAVF_AQ_RC_EACCES";
72 case IAVF_AQ_RC_EFAULT:
73 return "IAVF_AQ_RC_EFAULT";
74 case IAVF_AQ_RC_EBUSY:
75 return "IAVF_AQ_RC_EBUSY";
76 case IAVF_AQ_RC_EEXIST:
77 return "IAVF_AQ_RC_EEXIST";
78 case IAVF_AQ_RC_EINVAL:
79 return "IAVF_AQ_RC_EINVAL";
80 case IAVF_AQ_RC_ENOTTY:
81 return "IAVF_AQ_RC_ENOTTY";
82 case IAVF_AQ_RC_ENOSPC:
83 return "IAVF_AQ_RC_ENOSPC";
84 case IAVF_AQ_RC_ENOSYS:
85 return "IAVF_AQ_RC_ENOSYS";
86 case IAVF_AQ_RC_ERANGE:
87 return "IAVF_AQ_RC_ERANGE";
88 case IAVF_AQ_RC_EFLUSHED:
89 return "IAVF_AQ_RC_EFLUSHED";
90 case IAVF_AQ_RC_BAD_ADDR:
91 return "IAVF_AQ_RC_BAD_ADDR";
92 case IAVF_AQ_RC_EMODE:
93 return "IAVF_AQ_RC_EMODE";
94 case IAVF_AQ_RC_EFBIG:
95 return "IAVF_AQ_RC_EFBIG";
96 }
97
98 snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
99 return hw->err_str;
100 }
101
102 /**
103 * iavf_stat_str - convert status err code to a string
104 * @hw: pointer to the HW structure
105 * @stat_err: the status error code to convert
106 **/
iavf_stat_str(struct iavf_hw * hw,enum iavf_status stat_err)107 const char *iavf_stat_str(struct iavf_hw *hw, enum iavf_status stat_err)
108 {
109 switch (stat_err) {
110 case 0:
111 return "OK";
112 case IAVF_ERR_NVM:
113 return "IAVF_ERR_NVM";
114 case IAVF_ERR_NVM_CHECKSUM:
115 return "IAVF_ERR_NVM_CHECKSUM";
116 case IAVF_ERR_PHY:
117 return "IAVF_ERR_PHY";
118 case IAVF_ERR_CONFIG:
119 return "IAVF_ERR_CONFIG";
120 case IAVF_ERR_PARAM:
121 return "IAVF_ERR_PARAM";
122 case IAVF_ERR_MAC_TYPE:
123 return "IAVF_ERR_MAC_TYPE";
124 case IAVF_ERR_UNKNOWN_PHY:
125 return "IAVF_ERR_UNKNOWN_PHY";
126 case IAVF_ERR_LINK_SETUP:
127 return "IAVF_ERR_LINK_SETUP";
128 case IAVF_ERR_ADAPTER_STOPPED:
129 return "IAVF_ERR_ADAPTER_STOPPED";
130 case IAVF_ERR_INVALID_MAC_ADDR:
131 return "IAVF_ERR_INVALID_MAC_ADDR";
132 case IAVF_ERR_DEVICE_NOT_SUPPORTED:
133 return "IAVF_ERR_DEVICE_NOT_SUPPORTED";
134 case IAVF_ERR_PRIMARY_REQUESTS_PENDING:
135 return "IAVF_ERR_PRIMARY_REQUESTS_PENDING";
136 case IAVF_ERR_INVALID_LINK_SETTINGS:
137 return "IAVF_ERR_INVALID_LINK_SETTINGS";
138 case IAVF_ERR_AUTONEG_NOT_COMPLETE:
139 return "IAVF_ERR_AUTONEG_NOT_COMPLETE";
140 case IAVF_ERR_RESET_FAILED:
141 return "IAVF_ERR_RESET_FAILED";
142 case IAVF_ERR_SWFW_SYNC:
143 return "IAVF_ERR_SWFW_SYNC";
144 case IAVF_ERR_NO_AVAILABLE_VSI:
145 return "IAVF_ERR_NO_AVAILABLE_VSI";
146 case IAVF_ERR_NO_MEMORY:
147 return "IAVF_ERR_NO_MEMORY";
148 case IAVF_ERR_BAD_PTR:
149 return "IAVF_ERR_BAD_PTR";
150 case IAVF_ERR_RING_FULL:
151 return "IAVF_ERR_RING_FULL";
152 case IAVF_ERR_INVALID_PD_ID:
153 return "IAVF_ERR_INVALID_PD_ID";
154 case IAVF_ERR_INVALID_QP_ID:
155 return "IAVF_ERR_INVALID_QP_ID";
156 case IAVF_ERR_INVALID_CQ_ID:
157 return "IAVF_ERR_INVALID_CQ_ID";
158 case IAVF_ERR_INVALID_CEQ_ID:
159 return "IAVF_ERR_INVALID_CEQ_ID";
160 case IAVF_ERR_INVALID_AEQ_ID:
161 return "IAVF_ERR_INVALID_AEQ_ID";
162 case IAVF_ERR_INVALID_SIZE:
163 return "IAVF_ERR_INVALID_SIZE";
164 case IAVF_ERR_INVALID_ARP_INDEX:
165 return "IAVF_ERR_INVALID_ARP_INDEX";
166 case IAVF_ERR_INVALID_FPM_FUNC_ID:
167 return "IAVF_ERR_INVALID_FPM_FUNC_ID";
168 case IAVF_ERR_QP_INVALID_MSG_SIZE:
169 return "IAVF_ERR_QP_INVALID_MSG_SIZE";
170 case IAVF_ERR_QP_TOOMANY_WRS_POSTED:
171 return "IAVF_ERR_QP_TOOMANY_WRS_POSTED";
172 case IAVF_ERR_INVALID_FRAG_COUNT:
173 return "IAVF_ERR_INVALID_FRAG_COUNT";
174 case IAVF_ERR_QUEUE_EMPTY:
175 return "IAVF_ERR_QUEUE_EMPTY";
176 case IAVF_ERR_INVALID_ALIGNMENT:
177 return "IAVF_ERR_INVALID_ALIGNMENT";
178 case IAVF_ERR_FLUSHED_QUEUE:
179 return "IAVF_ERR_FLUSHED_QUEUE";
180 case IAVF_ERR_INVALID_PUSH_PAGE_INDEX:
181 return "IAVF_ERR_INVALID_PUSH_PAGE_INDEX";
182 case IAVF_ERR_INVALID_IMM_DATA_SIZE:
183 return "IAVF_ERR_INVALID_IMM_DATA_SIZE";
184 case IAVF_ERR_TIMEOUT:
185 return "IAVF_ERR_TIMEOUT";
186 case IAVF_ERR_OPCODE_MISMATCH:
187 return "IAVF_ERR_OPCODE_MISMATCH";
188 case IAVF_ERR_CQP_COMPL_ERROR:
189 return "IAVF_ERR_CQP_COMPL_ERROR";
190 case IAVF_ERR_INVALID_VF_ID:
191 return "IAVF_ERR_INVALID_VF_ID";
192 case IAVF_ERR_INVALID_HMCFN_ID:
193 return "IAVF_ERR_INVALID_HMCFN_ID";
194 case IAVF_ERR_BACKING_PAGE_ERROR:
195 return "IAVF_ERR_BACKING_PAGE_ERROR";
196 case IAVF_ERR_NO_PBLCHUNKS_AVAILABLE:
197 return "IAVF_ERR_NO_PBLCHUNKS_AVAILABLE";
198 case IAVF_ERR_INVALID_PBLE_INDEX:
199 return "IAVF_ERR_INVALID_PBLE_INDEX";
200 case IAVF_ERR_INVALID_SD_INDEX:
201 return "IAVF_ERR_INVALID_SD_INDEX";
202 case IAVF_ERR_INVALID_PAGE_DESC_INDEX:
203 return "IAVF_ERR_INVALID_PAGE_DESC_INDEX";
204 case IAVF_ERR_INVALID_SD_TYPE:
205 return "IAVF_ERR_INVALID_SD_TYPE";
206 case IAVF_ERR_MEMCPY_FAILED:
207 return "IAVF_ERR_MEMCPY_FAILED";
208 case IAVF_ERR_INVALID_HMC_OBJ_INDEX:
209 return "IAVF_ERR_INVALID_HMC_OBJ_INDEX";
210 case IAVF_ERR_INVALID_HMC_OBJ_COUNT:
211 return "IAVF_ERR_INVALID_HMC_OBJ_COUNT";
212 case IAVF_ERR_INVALID_SRQ_ARM_LIMIT:
213 return "IAVF_ERR_INVALID_SRQ_ARM_LIMIT";
214 case IAVF_ERR_SRQ_ENABLED:
215 return "IAVF_ERR_SRQ_ENABLED";
216 case IAVF_ERR_ADMIN_QUEUE_ERROR:
217 return "IAVF_ERR_ADMIN_QUEUE_ERROR";
218 case IAVF_ERR_ADMIN_QUEUE_TIMEOUT:
219 return "IAVF_ERR_ADMIN_QUEUE_TIMEOUT";
220 case IAVF_ERR_BUF_TOO_SHORT:
221 return "IAVF_ERR_BUF_TOO_SHORT";
222 case IAVF_ERR_ADMIN_QUEUE_FULL:
223 return "IAVF_ERR_ADMIN_QUEUE_FULL";
224 case IAVF_ERR_ADMIN_QUEUE_NO_WORK:
225 return "IAVF_ERR_ADMIN_QUEUE_NO_WORK";
226 case IAVF_ERR_BAD_RDMA_CQE:
227 return "IAVF_ERR_BAD_RDMA_CQE";
228 case IAVF_ERR_NVM_BLANK_MODE:
229 return "IAVF_ERR_NVM_BLANK_MODE";
230 case IAVF_ERR_NOT_IMPLEMENTED:
231 return "IAVF_ERR_NOT_IMPLEMENTED";
232 case IAVF_ERR_PE_DOORBELL_NOT_ENABLED:
233 return "IAVF_ERR_PE_DOORBELL_NOT_ENABLED";
234 case IAVF_ERR_DIAG_TEST_FAILED:
235 return "IAVF_ERR_DIAG_TEST_FAILED";
236 case IAVF_ERR_NOT_READY:
237 return "IAVF_ERR_NOT_READY";
238 case IAVF_NOT_SUPPORTED:
239 return "IAVF_NOT_SUPPORTED";
240 case IAVF_ERR_FIRMWARE_API_VERSION:
241 return "IAVF_ERR_FIRMWARE_API_VERSION";
242 case IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR:
243 return "IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR";
244 }
245
246 snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
247 return hw->err_str;
248 }
249
250 /**
251 * iavf_debug_aq
252 * @hw: debug mask related to admin queue
253 * @mask: debug mask
254 * @desc: pointer to admin queue descriptor
255 * @buffer: pointer to command buffer
256 * @buf_len: max length of buffer
257 *
258 * Dumps debug log about adminq command with descriptor contents.
259 **/
iavf_debug_aq(struct iavf_hw * hw,enum iavf_debug_mask mask,void * desc,void * buffer,u16 buf_len)260 void iavf_debug_aq(struct iavf_hw *hw, enum iavf_debug_mask mask, void *desc,
261 void *buffer, u16 buf_len)
262 {
263 struct iavf_aq_desc *aq_desc = (struct iavf_aq_desc *)desc;
264 u8 *buf = (u8 *)buffer;
265
266 if ((!(mask & hw->debug_mask)) || !desc)
267 return;
268
269 iavf_debug(hw, mask,
270 "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
271 le16_to_cpu(aq_desc->opcode),
272 le16_to_cpu(aq_desc->flags),
273 le16_to_cpu(aq_desc->datalen),
274 le16_to_cpu(aq_desc->retval));
275 iavf_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
276 le32_to_cpu(aq_desc->cookie_high),
277 le32_to_cpu(aq_desc->cookie_low));
278 iavf_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n",
279 le32_to_cpu(aq_desc->params.internal.param0),
280 le32_to_cpu(aq_desc->params.internal.param1));
281 iavf_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n",
282 le32_to_cpu(aq_desc->params.external.addr_high),
283 le32_to_cpu(aq_desc->params.external.addr_low));
284
285 if (buffer && aq_desc->datalen) {
286 u16 len = le16_to_cpu(aq_desc->datalen);
287
288 iavf_debug(hw, mask, "AQ CMD Buffer:\n");
289 if (buf_len < len)
290 len = buf_len;
291 /* write the full 16-byte chunks */
292 if (hw->debug_mask & mask) {
293 char prefix[27];
294
295 snprintf(prefix, sizeof(prefix),
296 "iavf %02x:%02x.%x: \t0x",
297 hw->bus.bus_id,
298 hw->bus.device,
299 hw->bus.func);
300
301 print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_OFFSET,
302 16, 1, buf, len, false);
303 }
304 }
305 }
306
307 /**
308 * iavf_check_asq_alive
309 * @hw: pointer to the hw struct
310 *
311 * Returns true if Queue is enabled else false.
312 **/
iavf_check_asq_alive(struct iavf_hw * hw)313 bool iavf_check_asq_alive(struct iavf_hw *hw)
314 {
315 if (hw->aq.asq.len)
316 return !!(rd32(hw, hw->aq.asq.len) &
317 IAVF_VF_ATQLEN1_ATQENABLE_MASK);
318 else
319 return false;
320 }
321
322 /**
323 * iavf_aq_queue_shutdown
324 * @hw: pointer to the hw struct
325 * @unloading: is the driver unloading itself
326 *
327 * Tell the Firmware that we're shutting down the AdminQ and whether
328 * or not the driver is unloading as well.
329 **/
iavf_aq_queue_shutdown(struct iavf_hw * hw,bool unloading)330 enum iavf_status iavf_aq_queue_shutdown(struct iavf_hw *hw, bool unloading)
331 {
332 struct iavf_aq_desc desc;
333 struct iavf_aqc_queue_shutdown *cmd =
334 (struct iavf_aqc_queue_shutdown *)&desc.params.raw;
335 enum iavf_status status;
336
337 iavf_fill_default_direct_cmd_desc(&desc, iavf_aqc_opc_queue_shutdown);
338
339 if (unloading)
340 cmd->driver_unloading = cpu_to_le32(IAVF_AQ_DRIVER_UNLOADING);
341 status = iavf_asq_send_command(hw, &desc, NULL, 0, NULL);
342
343 return status;
344 }
345
346 /**
347 * iavf_aq_get_set_rss_lut
348 * @hw: pointer to the hardware structure
349 * @vsi_id: vsi fw index
350 * @pf_lut: for PF table set true, for VSI table set false
351 * @lut: pointer to the lut buffer provided by the caller
352 * @lut_size: size of the lut buffer
353 * @set: set true to set the table, false to get the table
354 *
355 * Internal function to get or set RSS look up table
356 **/
iavf_aq_get_set_rss_lut(struct iavf_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size,bool set)357 static enum iavf_status iavf_aq_get_set_rss_lut(struct iavf_hw *hw,
358 u16 vsi_id, bool pf_lut,
359 u8 *lut, u16 lut_size,
360 bool set)
361 {
362 enum iavf_status status;
363 struct iavf_aq_desc desc;
364 struct iavf_aqc_get_set_rss_lut *cmd_resp =
365 (struct iavf_aqc_get_set_rss_lut *)&desc.params.raw;
366
367 if (set)
368 iavf_fill_default_direct_cmd_desc(&desc,
369 iavf_aqc_opc_set_rss_lut);
370 else
371 iavf_fill_default_direct_cmd_desc(&desc,
372 iavf_aqc_opc_get_rss_lut);
373
374 /* Indirect command */
375 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_BUF);
376 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_RD);
377
378 cmd_resp->vsi_id =
379 cpu_to_le16((u16)((vsi_id <<
380 IAVF_AQC_SET_RSS_LUT_VSI_ID_SHIFT) &
381 IAVF_AQC_SET_RSS_LUT_VSI_ID_MASK));
382 cmd_resp->vsi_id |= cpu_to_le16((u16)IAVF_AQC_SET_RSS_LUT_VSI_VALID);
383
384 if (pf_lut)
385 cmd_resp->flags |= cpu_to_le16((u16)
386 ((IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_PF <<
387 IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
388 IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
389 else
390 cmd_resp->flags |= cpu_to_le16((u16)
391 ((IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_VSI <<
392 IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
393 IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
394
395 status = iavf_asq_send_command(hw, &desc, lut, lut_size, NULL);
396
397 return status;
398 }
399
400 /**
401 * iavf_aq_set_rss_lut
402 * @hw: pointer to the hardware structure
403 * @vsi_id: vsi fw index
404 * @pf_lut: for PF table set true, for VSI table set false
405 * @lut: pointer to the lut buffer provided by the caller
406 * @lut_size: size of the lut buffer
407 *
408 * set the RSS lookup table, PF or VSI type
409 **/
iavf_aq_set_rss_lut(struct iavf_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size)410 enum iavf_status iavf_aq_set_rss_lut(struct iavf_hw *hw, u16 vsi_id,
411 bool pf_lut, u8 *lut, u16 lut_size)
412 {
413 return iavf_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true);
414 }
415
416 /**
417 * iavf_aq_get_set_rss_key
418 * @hw: pointer to the hw struct
419 * @vsi_id: vsi fw index
420 * @key: pointer to key info struct
421 * @set: set true to set the key, false to get the key
422 *
423 * get the RSS key per VSI
424 **/
425 static enum
iavf_aq_get_set_rss_key(struct iavf_hw * hw,u16 vsi_id,struct iavf_aqc_get_set_rss_key_data * key,bool set)426 iavf_status iavf_aq_get_set_rss_key(struct iavf_hw *hw, u16 vsi_id,
427 struct iavf_aqc_get_set_rss_key_data *key,
428 bool set)
429 {
430 enum iavf_status status;
431 struct iavf_aq_desc desc;
432 struct iavf_aqc_get_set_rss_key *cmd_resp =
433 (struct iavf_aqc_get_set_rss_key *)&desc.params.raw;
434 u16 key_size = sizeof(struct iavf_aqc_get_set_rss_key_data);
435
436 if (set)
437 iavf_fill_default_direct_cmd_desc(&desc,
438 iavf_aqc_opc_set_rss_key);
439 else
440 iavf_fill_default_direct_cmd_desc(&desc,
441 iavf_aqc_opc_get_rss_key);
442
443 /* Indirect command */
444 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_BUF);
445 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_RD);
446
447 cmd_resp->vsi_id =
448 cpu_to_le16((u16)((vsi_id <<
449 IAVF_AQC_SET_RSS_KEY_VSI_ID_SHIFT) &
450 IAVF_AQC_SET_RSS_KEY_VSI_ID_MASK));
451 cmd_resp->vsi_id |= cpu_to_le16((u16)IAVF_AQC_SET_RSS_KEY_VSI_VALID);
452
453 status = iavf_asq_send_command(hw, &desc, key, key_size, NULL);
454
455 return status;
456 }
457
458 /**
459 * iavf_aq_set_rss_key
460 * @hw: pointer to the hw struct
461 * @vsi_id: vsi fw index
462 * @key: pointer to key info struct
463 *
464 * set the RSS key per VSI
465 **/
iavf_aq_set_rss_key(struct iavf_hw * hw,u16 vsi_id,struct iavf_aqc_get_set_rss_key_data * key)466 enum iavf_status iavf_aq_set_rss_key(struct iavf_hw *hw, u16 vsi_id,
467 struct iavf_aqc_get_set_rss_key_data *key)
468 {
469 return iavf_aq_get_set_rss_key(hw, vsi_id, key, true);
470 }
471
472 /* The iavf_ptype_lookup table is used to convert from the 8-bit ptype in the
473 * hardware to a bit-field that can be used by SW to more easily determine the
474 * packet type.
475 *
476 * Macros are used to shorten the table lines and make this table human
477 * readable.
478 *
479 * We store the PTYPE in the top byte of the bit field - this is just so that
480 * we can check that the table doesn't have a row missing, as the index into
481 * the table should be the PTYPE.
482 *
483 * Typical work flow:
484 *
485 * IF NOT iavf_ptype_lookup[ptype].known
486 * THEN
487 * Packet is unknown
488 * ELSE IF iavf_ptype_lookup[ptype].outer_ip == IAVF_RX_PTYPE_OUTER_IP
489 * Use the rest of the fields to look at the tunnels, inner protocols, etc
490 * ELSE
491 * Use the enum iavf_rx_l2_ptype to decode the packet type
492 * ENDIF
493 */
494
495 /* macro to make the table lines short, use explicit indexing with [PTYPE] */
496 #define IAVF_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
497 [PTYPE] = { \
498 1, \
499 IAVF_RX_PTYPE_OUTER_##OUTER_IP, \
500 IAVF_RX_PTYPE_OUTER_##OUTER_IP_VER, \
501 IAVF_RX_PTYPE_##OUTER_FRAG, \
502 IAVF_RX_PTYPE_TUNNEL_##T, \
503 IAVF_RX_PTYPE_TUNNEL_END_##TE, \
504 IAVF_RX_PTYPE_##TEF, \
505 IAVF_RX_PTYPE_INNER_PROT_##I, \
506 IAVF_RX_PTYPE_PAYLOAD_LAYER_##PL }
507
508 #define IAVF_PTT_UNUSED_ENTRY(PTYPE) [PTYPE] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 }
509
510 /* shorter macros makes the table fit but are terse */
511 #define IAVF_RX_PTYPE_NOF IAVF_RX_PTYPE_NOT_FRAG
512 #define IAVF_RX_PTYPE_FRG IAVF_RX_PTYPE_FRAG
513 #define IAVF_RX_PTYPE_INNER_PROT_TS IAVF_RX_PTYPE_INNER_PROT_TIMESYNC
514
515 /* Lookup table mapping the 8-bit HW PTYPE to the bit field for decoding */
516 struct iavf_rx_ptype_decoded iavf_ptype_lookup[BIT(8)] = {
517 /* L2 Packet types */
518 IAVF_PTT_UNUSED_ENTRY(0),
519 IAVF_PTT(1, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
520 IAVF_PTT(2, L2, NONE, NOF, NONE, NONE, NOF, TS, PAY2),
521 IAVF_PTT(3, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
522 IAVF_PTT_UNUSED_ENTRY(4),
523 IAVF_PTT_UNUSED_ENTRY(5),
524 IAVF_PTT(6, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
525 IAVF_PTT(7, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
526 IAVF_PTT_UNUSED_ENTRY(8),
527 IAVF_PTT_UNUSED_ENTRY(9),
528 IAVF_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
529 IAVF_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
530 IAVF_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
531 IAVF_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
532 IAVF_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
533 IAVF_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
534 IAVF_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
535 IAVF_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
536 IAVF_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
537 IAVF_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
538 IAVF_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
539 IAVF_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
540
541 /* Non Tunneled IPv4 */
542 IAVF_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
543 IAVF_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
544 IAVF_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP, PAY4),
545 IAVF_PTT_UNUSED_ENTRY(25),
546 IAVF_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP, PAY4),
547 IAVF_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
548 IAVF_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
549
550 /* IPv4 --> IPv4 */
551 IAVF_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
552 IAVF_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
553 IAVF_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP, PAY4),
554 IAVF_PTT_UNUSED_ENTRY(32),
555 IAVF_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP, PAY4),
556 IAVF_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
557 IAVF_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
558
559 /* IPv4 --> IPv6 */
560 IAVF_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
561 IAVF_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
562 IAVF_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP, PAY4),
563 IAVF_PTT_UNUSED_ENTRY(39),
564 IAVF_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP, PAY4),
565 IAVF_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
566 IAVF_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
567
568 /* IPv4 --> GRE/NAT */
569 IAVF_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
570
571 /* IPv4 --> GRE/NAT --> IPv4 */
572 IAVF_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
573 IAVF_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
574 IAVF_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP, PAY4),
575 IAVF_PTT_UNUSED_ENTRY(47),
576 IAVF_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP, PAY4),
577 IAVF_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
578 IAVF_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
579
580 /* IPv4 --> GRE/NAT --> IPv6 */
581 IAVF_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
582 IAVF_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
583 IAVF_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP, PAY4),
584 IAVF_PTT_UNUSED_ENTRY(54),
585 IAVF_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP, PAY4),
586 IAVF_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
587 IAVF_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
588
589 /* IPv4 --> GRE/NAT --> MAC */
590 IAVF_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
591
592 /* IPv4 --> GRE/NAT --> MAC --> IPv4 */
593 IAVF_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
594 IAVF_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
595 IAVF_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP, PAY4),
596 IAVF_PTT_UNUSED_ENTRY(62),
597 IAVF_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP, PAY4),
598 IAVF_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
599 IAVF_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
600
601 /* IPv4 --> GRE/NAT -> MAC --> IPv6 */
602 IAVF_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
603 IAVF_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
604 IAVF_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP, PAY4),
605 IAVF_PTT_UNUSED_ENTRY(69),
606 IAVF_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP, PAY4),
607 IAVF_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
608 IAVF_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
609
610 /* IPv4 --> GRE/NAT --> MAC/VLAN */
611 IAVF_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
612
613 /* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
614 IAVF_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
615 IAVF_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
616 IAVF_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP, PAY4),
617 IAVF_PTT_UNUSED_ENTRY(77),
618 IAVF_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP, PAY4),
619 IAVF_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
620 IAVF_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
621
622 /* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
623 IAVF_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
624 IAVF_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
625 IAVF_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP, PAY4),
626 IAVF_PTT_UNUSED_ENTRY(84),
627 IAVF_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP, PAY4),
628 IAVF_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
629 IAVF_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
630
631 /* Non Tunneled IPv6 */
632 IAVF_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
633 IAVF_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
634 IAVF_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP, PAY4),
635 IAVF_PTT_UNUSED_ENTRY(91),
636 IAVF_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP, PAY4),
637 IAVF_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
638 IAVF_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
639
640 /* IPv6 --> IPv4 */
641 IAVF_PTT(95, IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
642 IAVF_PTT(96, IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
643 IAVF_PTT(97, IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP, PAY4),
644 IAVF_PTT_UNUSED_ENTRY(98),
645 IAVF_PTT(99, IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP, PAY4),
646 IAVF_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
647 IAVF_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
648
649 /* IPv6 --> IPv6 */
650 IAVF_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
651 IAVF_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
652 IAVF_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP, PAY4),
653 IAVF_PTT_UNUSED_ENTRY(105),
654 IAVF_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP, PAY4),
655 IAVF_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
656 IAVF_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
657
658 /* IPv6 --> GRE/NAT */
659 IAVF_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
660
661 /* IPv6 --> GRE/NAT -> IPv4 */
662 IAVF_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
663 IAVF_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
664 IAVF_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP, PAY4),
665 IAVF_PTT_UNUSED_ENTRY(113),
666 IAVF_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP, PAY4),
667 IAVF_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
668 IAVF_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
669
670 /* IPv6 --> GRE/NAT -> IPv6 */
671 IAVF_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
672 IAVF_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
673 IAVF_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP, PAY4),
674 IAVF_PTT_UNUSED_ENTRY(120),
675 IAVF_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP, PAY4),
676 IAVF_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
677 IAVF_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
678
679 /* IPv6 --> GRE/NAT -> MAC */
680 IAVF_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
681
682 /* IPv6 --> GRE/NAT -> MAC -> IPv4 */
683 IAVF_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
684 IAVF_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
685 IAVF_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP, PAY4),
686 IAVF_PTT_UNUSED_ENTRY(128),
687 IAVF_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP, PAY4),
688 IAVF_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
689 IAVF_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
690
691 /* IPv6 --> GRE/NAT -> MAC -> IPv6 */
692 IAVF_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
693 IAVF_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
694 IAVF_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP, PAY4),
695 IAVF_PTT_UNUSED_ENTRY(135),
696 IAVF_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP, PAY4),
697 IAVF_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
698 IAVF_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
699
700 /* IPv6 --> GRE/NAT -> MAC/VLAN */
701 IAVF_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
702
703 /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
704 IAVF_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
705 IAVF_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
706 IAVF_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP, PAY4),
707 IAVF_PTT_UNUSED_ENTRY(143),
708 IAVF_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP, PAY4),
709 IAVF_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
710 IAVF_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
711
712 /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
713 IAVF_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
714 IAVF_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
715 IAVF_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP, PAY4),
716 IAVF_PTT_UNUSED_ENTRY(150),
717 IAVF_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP, PAY4),
718 IAVF_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
719 IAVF_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
720
721 /* unused entries */
722 [154 ... 255] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 }
723 };
724
725 /**
726 * iavf_aq_send_msg_to_pf
727 * @hw: pointer to the hardware structure
728 * @v_opcode: opcodes for VF-PF communication
729 * @v_retval: return error code
730 * @msg: pointer to the msg buffer
731 * @msglen: msg length
732 * @cmd_details: pointer to command details
733 *
734 * Send message to PF driver using admin queue. By default, this message
735 * is sent asynchronously, i.e. iavf_asq_send_command() does not wait for
736 * completion before returning.
737 **/
iavf_aq_send_msg_to_pf(struct iavf_hw * hw,enum virtchnl_ops v_opcode,enum iavf_status v_retval,u8 * msg,u16 msglen,struct iavf_asq_cmd_details * cmd_details)738 enum iavf_status iavf_aq_send_msg_to_pf(struct iavf_hw *hw,
739 enum virtchnl_ops v_opcode,
740 enum iavf_status v_retval,
741 u8 *msg, u16 msglen,
742 struct iavf_asq_cmd_details *cmd_details)
743 {
744 struct iavf_asq_cmd_details details;
745 struct iavf_aq_desc desc;
746 enum iavf_status status;
747
748 iavf_fill_default_direct_cmd_desc(&desc, iavf_aqc_opc_send_msg_to_pf);
749 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_SI);
750 desc.cookie_high = cpu_to_le32(v_opcode);
751 desc.cookie_low = cpu_to_le32(v_retval);
752 if (msglen) {
753 desc.flags |= cpu_to_le16((u16)(IAVF_AQ_FLAG_BUF
754 | IAVF_AQ_FLAG_RD));
755 if (msglen > IAVF_AQ_LARGE_BUF)
756 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_LB);
757 desc.datalen = cpu_to_le16(msglen);
758 }
759 if (!cmd_details) {
760 memset(&details, 0, sizeof(details));
761 details.async = true;
762 cmd_details = &details;
763 }
764 status = iavf_asq_send_command(hw, &desc, msg, msglen, cmd_details);
765 return status;
766 }
767
768 /**
769 * iavf_vf_parse_hw_config
770 * @hw: pointer to the hardware structure
771 * @msg: pointer to the virtual channel VF resource structure
772 *
773 * Given a VF resource message from the PF, populate the hw struct
774 * with appropriate information.
775 **/
iavf_vf_parse_hw_config(struct iavf_hw * hw,struct virtchnl_vf_resource * msg)776 void iavf_vf_parse_hw_config(struct iavf_hw *hw,
777 struct virtchnl_vf_resource *msg)
778 {
779 struct virtchnl_vsi_resource *vsi_res;
780 int i;
781
782 vsi_res = &msg->vsi_res[0];
783
784 hw->dev_caps.num_vsis = msg->num_vsis;
785 hw->dev_caps.num_rx_qp = msg->num_queue_pairs;
786 hw->dev_caps.num_tx_qp = msg->num_queue_pairs;
787 hw->dev_caps.num_msix_vectors_vf = msg->max_vectors;
788 hw->dev_caps.dcb = msg->vf_cap_flags &
789 VIRTCHNL_VF_OFFLOAD_L2;
790 hw->dev_caps.fcoe = 0;
791 for (i = 0; i < msg->num_vsis; i++) {
792 if (vsi_res->vsi_type == VIRTCHNL_VSI_SRIOV) {
793 ether_addr_copy(hw->mac.perm_addr,
794 vsi_res->default_mac_addr);
795 ether_addr_copy(hw->mac.addr,
796 vsi_res->default_mac_addr);
797 }
798 vsi_res++;
799 }
800 }
801