xref: /linux/drivers/net/ethernet/intel/i40e/i40e_common.c (revision 83a37b3292f4aca799b355179ad6fbdd78a08e10)
1 /*******************************************************************************
2  *
3  * Intel Ethernet Controller XL710 Family Linux Driver
4  * Copyright(c) 2013 - 2016 Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program.  If not, see <http://www.gnu.org/licenses/>.
17  *
18  * The full GNU General Public License is included in this distribution in
19  * the file called "COPYING".
20  *
21  * Contact Information:
22  * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
23  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24  *
25  ******************************************************************************/
26 
27 #include "i40e_type.h"
28 #include "i40e_adminq.h"
29 #include "i40e_prototype.h"
30 #include <linux/avf/virtchnl.h>
31 
32 /**
33  * i40e_set_mac_type - Sets MAC type
34  * @hw: pointer to the HW structure
35  *
36  * This function sets the mac type of the adapter based on the
37  * vendor ID and device ID stored in the hw structure.
38  **/
39 static i40e_status i40e_set_mac_type(struct i40e_hw *hw)
40 {
41 	i40e_status status = 0;
42 
43 	if (hw->vendor_id == PCI_VENDOR_ID_INTEL) {
44 		switch (hw->device_id) {
45 		case I40E_DEV_ID_SFP_XL710:
46 		case I40E_DEV_ID_QEMU:
47 		case I40E_DEV_ID_KX_B:
48 		case I40E_DEV_ID_KX_C:
49 		case I40E_DEV_ID_QSFP_A:
50 		case I40E_DEV_ID_QSFP_B:
51 		case I40E_DEV_ID_QSFP_C:
52 		case I40E_DEV_ID_10G_BASE_T:
53 		case I40E_DEV_ID_10G_BASE_T4:
54 		case I40E_DEV_ID_20G_KR2:
55 		case I40E_DEV_ID_20G_KR2_A:
56 		case I40E_DEV_ID_25G_B:
57 		case I40E_DEV_ID_25G_SFP28:
58 			hw->mac.type = I40E_MAC_XL710;
59 			break;
60 		case I40E_DEV_ID_KX_X722:
61 		case I40E_DEV_ID_QSFP_X722:
62 		case I40E_DEV_ID_SFP_X722:
63 		case I40E_DEV_ID_1G_BASE_T_X722:
64 		case I40E_DEV_ID_10G_BASE_T_X722:
65 		case I40E_DEV_ID_SFP_I_X722:
66 			hw->mac.type = I40E_MAC_X722;
67 			break;
68 		default:
69 			hw->mac.type = I40E_MAC_GENERIC;
70 			break;
71 		}
72 	} else {
73 		status = I40E_ERR_DEVICE_NOT_SUPPORTED;
74 	}
75 
76 	hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n",
77 		  hw->mac.type, status);
78 	return status;
79 }
80 
81 /**
82  * i40e_aq_str - convert AQ err code to a string
83  * @hw: pointer to the HW structure
84  * @aq_err: the AQ error code to convert
85  **/
86 const char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err)
87 {
88 	switch (aq_err) {
89 	case I40E_AQ_RC_OK:
90 		return "OK";
91 	case I40E_AQ_RC_EPERM:
92 		return "I40E_AQ_RC_EPERM";
93 	case I40E_AQ_RC_ENOENT:
94 		return "I40E_AQ_RC_ENOENT";
95 	case I40E_AQ_RC_ESRCH:
96 		return "I40E_AQ_RC_ESRCH";
97 	case I40E_AQ_RC_EINTR:
98 		return "I40E_AQ_RC_EINTR";
99 	case I40E_AQ_RC_EIO:
100 		return "I40E_AQ_RC_EIO";
101 	case I40E_AQ_RC_ENXIO:
102 		return "I40E_AQ_RC_ENXIO";
103 	case I40E_AQ_RC_E2BIG:
104 		return "I40E_AQ_RC_E2BIG";
105 	case I40E_AQ_RC_EAGAIN:
106 		return "I40E_AQ_RC_EAGAIN";
107 	case I40E_AQ_RC_ENOMEM:
108 		return "I40E_AQ_RC_ENOMEM";
109 	case I40E_AQ_RC_EACCES:
110 		return "I40E_AQ_RC_EACCES";
111 	case I40E_AQ_RC_EFAULT:
112 		return "I40E_AQ_RC_EFAULT";
113 	case I40E_AQ_RC_EBUSY:
114 		return "I40E_AQ_RC_EBUSY";
115 	case I40E_AQ_RC_EEXIST:
116 		return "I40E_AQ_RC_EEXIST";
117 	case I40E_AQ_RC_EINVAL:
118 		return "I40E_AQ_RC_EINVAL";
119 	case I40E_AQ_RC_ENOTTY:
120 		return "I40E_AQ_RC_ENOTTY";
121 	case I40E_AQ_RC_ENOSPC:
122 		return "I40E_AQ_RC_ENOSPC";
123 	case I40E_AQ_RC_ENOSYS:
124 		return "I40E_AQ_RC_ENOSYS";
125 	case I40E_AQ_RC_ERANGE:
126 		return "I40E_AQ_RC_ERANGE";
127 	case I40E_AQ_RC_EFLUSHED:
128 		return "I40E_AQ_RC_EFLUSHED";
129 	case I40E_AQ_RC_BAD_ADDR:
130 		return "I40E_AQ_RC_BAD_ADDR";
131 	case I40E_AQ_RC_EMODE:
132 		return "I40E_AQ_RC_EMODE";
133 	case I40E_AQ_RC_EFBIG:
134 		return "I40E_AQ_RC_EFBIG";
135 	}
136 
137 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
138 	return hw->err_str;
139 }
140 
141 /**
142  * i40e_stat_str - convert status err code to a string
143  * @hw: pointer to the HW structure
144  * @stat_err: the status error code to convert
145  **/
146 const char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err)
147 {
148 	switch (stat_err) {
149 	case 0:
150 		return "OK";
151 	case I40E_ERR_NVM:
152 		return "I40E_ERR_NVM";
153 	case I40E_ERR_NVM_CHECKSUM:
154 		return "I40E_ERR_NVM_CHECKSUM";
155 	case I40E_ERR_PHY:
156 		return "I40E_ERR_PHY";
157 	case I40E_ERR_CONFIG:
158 		return "I40E_ERR_CONFIG";
159 	case I40E_ERR_PARAM:
160 		return "I40E_ERR_PARAM";
161 	case I40E_ERR_MAC_TYPE:
162 		return "I40E_ERR_MAC_TYPE";
163 	case I40E_ERR_UNKNOWN_PHY:
164 		return "I40E_ERR_UNKNOWN_PHY";
165 	case I40E_ERR_LINK_SETUP:
166 		return "I40E_ERR_LINK_SETUP";
167 	case I40E_ERR_ADAPTER_STOPPED:
168 		return "I40E_ERR_ADAPTER_STOPPED";
169 	case I40E_ERR_INVALID_MAC_ADDR:
170 		return "I40E_ERR_INVALID_MAC_ADDR";
171 	case I40E_ERR_DEVICE_NOT_SUPPORTED:
172 		return "I40E_ERR_DEVICE_NOT_SUPPORTED";
173 	case I40E_ERR_MASTER_REQUESTS_PENDING:
174 		return "I40E_ERR_MASTER_REQUESTS_PENDING";
175 	case I40E_ERR_INVALID_LINK_SETTINGS:
176 		return "I40E_ERR_INVALID_LINK_SETTINGS";
177 	case I40E_ERR_AUTONEG_NOT_COMPLETE:
178 		return "I40E_ERR_AUTONEG_NOT_COMPLETE";
179 	case I40E_ERR_RESET_FAILED:
180 		return "I40E_ERR_RESET_FAILED";
181 	case I40E_ERR_SWFW_SYNC:
182 		return "I40E_ERR_SWFW_SYNC";
183 	case I40E_ERR_NO_AVAILABLE_VSI:
184 		return "I40E_ERR_NO_AVAILABLE_VSI";
185 	case I40E_ERR_NO_MEMORY:
186 		return "I40E_ERR_NO_MEMORY";
187 	case I40E_ERR_BAD_PTR:
188 		return "I40E_ERR_BAD_PTR";
189 	case I40E_ERR_RING_FULL:
190 		return "I40E_ERR_RING_FULL";
191 	case I40E_ERR_INVALID_PD_ID:
192 		return "I40E_ERR_INVALID_PD_ID";
193 	case I40E_ERR_INVALID_QP_ID:
194 		return "I40E_ERR_INVALID_QP_ID";
195 	case I40E_ERR_INVALID_CQ_ID:
196 		return "I40E_ERR_INVALID_CQ_ID";
197 	case I40E_ERR_INVALID_CEQ_ID:
198 		return "I40E_ERR_INVALID_CEQ_ID";
199 	case I40E_ERR_INVALID_AEQ_ID:
200 		return "I40E_ERR_INVALID_AEQ_ID";
201 	case I40E_ERR_INVALID_SIZE:
202 		return "I40E_ERR_INVALID_SIZE";
203 	case I40E_ERR_INVALID_ARP_INDEX:
204 		return "I40E_ERR_INVALID_ARP_INDEX";
205 	case I40E_ERR_INVALID_FPM_FUNC_ID:
206 		return "I40E_ERR_INVALID_FPM_FUNC_ID";
207 	case I40E_ERR_QP_INVALID_MSG_SIZE:
208 		return "I40E_ERR_QP_INVALID_MSG_SIZE";
209 	case I40E_ERR_QP_TOOMANY_WRS_POSTED:
210 		return "I40E_ERR_QP_TOOMANY_WRS_POSTED";
211 	case I40E_ERR_INVALID_FRAG_COUNT:
212 		return "I40E_ERR_INVALID_FRAG_COUNT";
213 	case I40E_ERR_QUEUE_EMPTY:
214 		return "I40E_ERR_QUEUE_EMPTY";
215 	case I40E_ERR_INVALID_ALIGNMENT:
216 		return "I40E_ERR_INVALID_ALIGNMENT";
217 	case I40E_ERR_FLUSHED_QUEUE:
218 		return "I40E_ERR_FLUSHED_QUEUE";
219 	case I40E_ERR_INVALID_PUSH_PAGE_INDEX:
220 		return "I40E_ERR_INVALID_PUSH_PAGE_INDEX";
221 	case I40E_ERR_INVALID_IMM_DATA_SIZE:
222 		return "I40E_ERR_INVALID_IMM_DATA_SIZE";
223 	case I40E_ERR_TIMEOUT:
224 		return "I40E_ERR_TIMEOUT";
225 	case I40E_ERR_OPCODE_MISMATCH:
226 		return "I40E_ERR_OPCODE_MISMATCH";
227 	case I40E_ERR_CQP_COMPL_ERROR:
228 		return "I40E_ERR_CQP_COMPL_ERROR";
229 	case I40E_ERR_INVALID_VF_ID:
230 		return "I40E_ERR_INVALID_VF_ID";
231 	case I40E_ERR_INVALID_HMCFN_ID:
232 		return "I40E_ERR_INVALID_HMCFN_ID";
233 	case I40E_ERR_BACKING_PAGE_ERROR:
234 		return "I40E_ERR_BACKING_PAGE_ERROR";
235 	case I40E_ERR_NO_PBLCHUNKS_AVAILABLE:
236 		return "I40E_ERR_NO_PBLCHUNKS_AVAILABLE";
237 	case I40E_ERR_INVALID_PBLE_INDEX:
238 		return "I40E_ERR_INVALID_PBLE_INDEX";
239 	case I40E_ERR_INVALID_SD_INDEX:
240 		return "I40E_ERR_INVALID_SD_INDEX";
241 	case I40E_ERR_INVALID_PAGE_DESC_INDEX:
242 		return "I40E_ERR_INVALID_PAGE_DESC_INDEX";
243 	case I40E_ERR_INVALID_SD_TYPE:
244 		return "I40E_ERR_INVALID_SD_TYPE";
245 	case I40E_ERR_MEMCPY_FAILED:
246 		return "I40E_ERR_MEMCPY_FAILED";
247 	case I40E_ERR_INVALID_HMC_OBJ_INDEX:
248 		return "I40E_ERR_INVALID_HMC_OBJ_INDEX";
249 	case I40E_ERR_INVALID_HMC_OBJ_COUNT:
250 		return "I40E_ERR_INVALID_HMC_OBJ_COUNT";
251 	case I40E_ERR_INVALID_SRQ_ARM_LIMIT:
252 		return "I40E_ERR_INVALID_SRQ_ARM_LIMIT";
253 	case I40E_ERR_SRQ_ENABLED:
254 		return "I40E_ERR_SRQ_ENABLED";
255 	case I40E_ERR_ADMIN_QUEUE_ERROR:
256 		return "I40E_ERR_ADMIN_QUEUE_ERROR";
257 	case I40E_ERR_ADMIN_QUEUE_TIMEOUT:
258 		return "I40E_ERR_ADMIN_QUEUE_TIMEOUT";
259 	case I40E_ERR_BUF_TOO_SHORT:
260 		return "I40E_ERR_BUF_TOO_SHORT";
261 	case I40E_ERR_ADMIN_QUEUE_FULL:
262 		return "I40E_ERR_ADMIN_QUEUE_FULL";
263 	case I40E_ERR_ADMIN_QUEUE_NO_WORK:
264 		return "I40E_ERR_ADMIN_QUEUE_NO_WORK";
265 	case I40E_ERR_BAD_IWARP_CQE:
266 		return "I40E_ERR_BAD_IWARP_CQE";
267 	case I40E_ERR_NVM_BLANK_MODE:
268 		return "I40E_ERR_NVM_BLANK_MODE";
269 	case I40E_ERR_NOT_IMPLEMENTED:
270 		return "I40E_ERR_NOT_IMPLEMENTED";
271 	case I40E_ERR_PE_DOORBELL_NOT_ENABLED:
272 		return "I40E_ERR_PE_DOORBELL_NOT_ENABLED";
273 	case I40E_ERR_DIAG_TEST_FAILED:
274 		return "I40E_ERR_DIAG_TEST_FAILED";
275 	case I40E_ERR_NOT_READY:
276 		return "I40E_ERR_NOT_READY";
277 	case I40E_NOT_SUPPORTED:
278 		return "I40E_NOT_SUPPORTED";
279 	case I40E_ERR_FIRMWARE_API_VERSION:
280 		return "I40E_ERR_FIRMWARE_API_VERSION";
281 	}
282 
283 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
284 	return hw->err_str;
285 }
286 
287 /**
288  * i40e_debug_aq
289  * @hw: debug mask related to admin queue
290  * @mask: debug mask
291  * @desc: pointer to admin queue descriptor
292  * @buffer: pointer to command buffer
293  * @buf_len: max length of buffer
294  *
295  * Dumps debug log about adminq command with descriptor contents.
296  **/
297 void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
298 		   void *buffer, u16 buf_len)
299 {
300 	struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
301 	u16 len;
302 	u8 *buf = (u8 *)buffer;
303 
304 	if ((!(mask & hw->debug_mask)) || (desc == NULL))
305 		return;
306 
307 	len = le16_to_cpu(aq_desc->datalen);
308 
309 	i40e_debug(hw, mask,
310 		   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
311 		   le16_to_cpu(aq_desc->opcode),
312 		   le16_to_cpu(aq_desc->flags),
313 		   le16_to_cpu(aq_desc->datalen),
314 		   le16_to_cpu(aq_desc->retval));
315 	i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
316 		   le32_to_cpu(aq_desc->cookie_high),
317 		   le32_to_cpu(aq_desc->cookie_low));
318 	i40e_debug(hw, mask, "\tparam (0,1)  0x%08X 0x%08X\n",
319 		   le32_to_cpu(aq_desc->params.internal.param0),
320 		   le32_to_cpu(aq_desc->params.internal.param1));
321 	i40e_debug(hw, mask, "\taddr (h,l)   0x%08X 0x%08X\n",
322 		   le32_to_cpu(aq_desc->params.external.addr_high),
323 		   le32_to_cpu(aq_desc->params.external.addr_low));
324 
325 	if ((buffer != NULL) && (aq_desc->datalen != 0)) {
326 		i40e_debug(hw, mask, "AQ CMD Buffer:\n");
327 		if (buf_len < len)
328 			len = buf_len;
329 		/* write the full 16-byte chunks */
330 		if (hw->debug_mask & mask) {
331 			char prefix[27];
332 
333 			snprintf(prefix, sizeof(prefix),
334 				 "i40e %02x:%02x.%x: \t0x",
335 				 hw->bus.bus_id,
336 				 hw->bus.device,
337 				 hw->bus.func);
338 
339 			print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_OFFSET,
340 				       16, 1, buf, len, false);
341 		}
342 	}
343 }
344 
345 /**
346  * i40e_check_asq_alive
347  * @hw: pointer to the hw struct
348  *
349  * Returns true if Queue is enabled else false.
350  **/
351 bool i40e_check_asq_alive(struct i40e_hw *hw)
352 {
353 	if (hw->aq.asq.len)
354 		return !!(rd32(hw, hw->aq.asq.len) &
355 			  I40E_PF_ATQLEN_ATQENABLE_MASK);
356 	else
357 		return false;
358 }
359 
360 /**
361  * i40e_aq_queue_shutdown
362  * @hw: pointer to the hw struct
363  * @unloading: is the driver unloading itself
364  *
365  * Tell the Firmware that we're shutting down the AdminQ and whether
366  * or not the driver is unloading as well.
367  **/
368 i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw,
369 					     bool unloading)
370 {
371 	struct i40e_aq_desc desc;
372 	struct i40e_aqc_queue_shutdown *cmd =
373 		(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
374 	i40e_status status;
375 
376 	i40e_fill_default_direct_cmd_desc(&desc,
377 					  i40e_aqc_opc_queue_shutdown);
378 
379 	if (unloading)
380 		cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
381 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
382 
383 	return status;
384 }
385 
386 /**
387  * i40e_aq_get_set_rss_lut
388  * @hw: pointer to the hardware structure
389  * @vsi_id: vsi fw index
390  * @pf_lut: for PF table set true, for VSI table set false
391  * @lut: pointer to the lut buffer provided by the caller
392  * @lut_size: size of the lut buffer
393  * @set: set true to set the table, false to get the table
394  *
395  * Internal function to get or set RSS look up table
396  **/
397 static i40e_status i40e_aq_get_set_rss_lut(struct i40e_hw *hw,
398 					   u16 vsi_id, bool pf_lut,
399 					   u8 *lut, u16 lut_size,
400 					   bool set)
401 {
402 	i40e_status status;
403 	struct i40e_aq_desc desc;
404 	struct i40e_aqc_get_set_rss_lut *cmd_resp =
405 		   (struct i40e_aqc_get_set_rss_lut *)&desc.params.raw;
406 
407 	if (set)
408 		i40e_fill_default_direct_cmd_desc(&desc,
409 						  i40e_aqc_opc_set_rss_lut);
410 	else
411 		i40e_fill_default_direct_cmd_desc(&desc,
412 						  i40e_aqc_opc_get_rss_lut);
413 
414 	/* Indirect command */
415 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
416 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
417 
418 	cmd_resp->vsi_id =
419 			cpu_to_le16((u16)((vsi_id <<
420 					  I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) &
421 					  I40E_AQC_SET_RSS_LUT_VSI_ID_MASK));
422 	cmd_resp->vsi_id |= cpu_to_le16((u16)I40E_AQC_SET_RSS_LUT_VSI_VALID);
423 
424 	if (pf_lut)
425 		cmd_resp->flags |= cpu_to_le16((u16)
426 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF <<
427 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
428 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
429 	else
430 		cmd_resp->flags |= cpu_to_le16((u16)
431 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI <<
432 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
433 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
434 
435 	status = i40e_asq_send_command(hw, &desc, lut, lut_size, NULL);
436 
437 	return status;
438 }
439 
440 /**
441  * i40e_aq_get_rss_lut
442  * @hw: pointer to the hardware structure
443  * @vsi_id: vsi fw index
444  * @pf_lut: for PF table set true, for VSI table set false
445  * @lut: pointer to the lut buffer provided by the caller
446  * @lut_size: size of the lut buffer
447  *
448  * get the RSS lookup table, PF or VSI type
449  **/
450 i40e_status i40e_aq_get_rss_lut(struct i40e_hw *hw, u16 vsi_id,
451 				bool pf_lut, u8 *lut, u16 lut_size)
452 {
453 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size,
454 				       false);
455 }
456 
457 /**
458  * i40e_aq_set_rss_lut
459  * @hw: pointer to the hardware structure
460  * @vsi_id: vsi fw index
461  * @pf_lut: for PF table set true, for VSI table set false
462  * @lut: pointer to the lut buffer provided by the caller
463  * @lut_size: size of the lut buffer
464  *
465  * set the RSS lookup table, PF or VSI type
466  **/
467 i40e_status i40e_aq_set_rss_lut(struct i40e_hw *hw, u16 vsi_id,
468 				bool pf_lut, u8 *lut, u16 lut_size)
469 {
470 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true);
471 }
472 
473 /**
474  * i40e_aq_get_set_rss_key
475  * @hw: pointer to the hw struct
476  * @vsi_id: vsi fw index
477  * @key: pointer to key info struct
478  * @set: set true to set the key, false to get the key
479  *
480  * get the RSS key per VSI
481  **/
482 static i40e_status i40e_aq_get_set_rss_key(struct i40e_hw *hw,
483 				      u16 vsi_id,
484 				      struct i40e_aqc_get_set_rss_key_data *key,
485 				      bool set)
486 {
487 	i40e_status status;
488 	struct i40e_aq_desc desc;
489 	struct i40e_aqc_get_set_rss_key *cmd_resp =
490 			(struct i40e_aqc_get_set_rss_key *)&desc.params.raw;
491 	u16 key_size = sizeof(struct i40e_aqc_get_set_rss_key_data);
492 
493 	if (set)
494 		i40e_fill_default_direct_cmd_desc(&desc,
495 						  i40e_aqc_opc_set_rss_key);
496 	else
497 		i40e_fill_default_direct_cmd_desc(&desc,
498 						  i40e_aqc_opc_get_rss_key);
499 
500 	/* Indirect command */
501 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
502 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
503 
504 	cmd_resp->vsi_id =
505 			cpu_to_le16((u16)((vsi_id <<
506 					  I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) &
507 					  I40E_AQC_SET_RSS_KEY_VSI_ID_MASK));
508 	cmd_resp->vsi_id |= cpu_to_le16((u16)I40E_AQC_SET_RSS_KEY_VSI_VALID);
509 
510 	status = i40e_asq_send_command(hw, &desc, key, key_size, NULL);
511 
512 	return status;
513 }
514 
515 /**
516  * i40e_aq_get_rss_key
517  * @hw: pointer to the hw struct
518  * @vsi_id: vsi fw index
519  * @key: pointer to key info struct
520  *
521  **/
522 i40e_status i40e_aq_get_rss_key(struct i40e_hw *hw,
523 				u16 vsi_id,
524 				struct i40e_aqc_get_set_rss_key_data *key)
525 {
526 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, false);
527 }
528 
529 /**
530  * i40e_aq_set_rss_key
531  * @hw: pointer to the hw struct
532  * @vsi_id: vsi fw index
533  * @key: pointer to key info struct
534  *
535  * set the RSS key per VSI
536  **/
537 i40e_status i40e_aq_set_rss_key(struct i40e_hw *hw,
538 				u16 vsi_id,
539 				struct i40e_aqc_get_set_rss_key_data *key)
540 {
541 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, true);
542 }
543 
544 /* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
545  * hardware to a bit-field that can be used by SW to more easily determine the
546  * packet type.
547  *
548  * Macros are used to shorten the table lines and make this table human
549  * readable.
550  *
551  * We store the PTYPE in the top byte of the bit field - this is just so that
552  * we can check that the table doesn't have a row missing, as the index into
553  * the table should be the PTYPE.
554  *
555  * Typical work flow:
556  *
557  * IF NOT i40e_ptype_lookup[ptype].known
558  * THEN
559  *      Packet is unknown
560  * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
561  *      Use the rest of the fields to look at the tunnels, inner protocols, etc
562  * ELSE
563  *      Use the enum i40e_rx_l2_ptype to decode the packet type
564  * ENDIF
565  */
566 
567 /* macro to make the table lines short */
568 #define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
569 	{	PTYPE, \
570 		1, \
571 		I40E_RX_PTYPE_OUTER_##OUTER_IP, \
572 		I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
573 		I40E_RX_PTYPE_##OUTER_FRAG, \
574 		I40E_RX_PTYPE_TUNNEL_##T, \
575 		I40E_RX_PTYPE_TUNNEL_END_##TE, \
576 		I40E_RX_PTYPE_##TEF, \
577 		I40E_RX_PTYPE_INNER_PROT_##I, \
578 		I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
579 
580 #define I40E_PTT_UNUSED_ENTRY(PTYPE) \
581 		{ PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
582 
583 /* shorter macros makes the table fit but are terse */
584 #define I40E_RX_PTYPE_NOF		I40E_RX_PTYPE_NOT_FRAG
585 #define I40E_RX_PTYPE_FRG		I40E_RX_PTYPE_FRAG
586 #define I40E_RX_PTYPE_INNER_PROT_TS	I40E_RX_PTYPE_INNER_PROT_TIMESYNC
587 
588 /* Lookup table mapping the HW PTYPE to the bit field for decoding */
589 struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
590 	/* L2 Packet types */
591 	I40E_PTT_UNUSED_ENTRY(0),
592 	I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
593 	I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
594 	I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
595 	I40E_PTT_UNUSED_ENTRY(4),
596 	I40E_PTT_UNUSED_ENTRY(5),
597 	I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
598 	I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
599 	I40E_PTT_UNUSED_ENTRY(8),
600 	I40E_PTT_UNUSED_ENTRY(9),
601 	I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
602 	I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
603 	I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
604 	I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
605 	I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
606 	I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
607 	I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
608 	I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
609 	I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
610 	I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
611 	I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
612 	I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
613 
614 	/* Non Tunneled IPv4 */
615 	I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
616 	I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
617 	I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
618 	I40E_PTT_UNUSED_ENTRY(25),
619 	I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
620 	I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
621 	I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
622 
623 	/* IPv4 --> IPv4 */
624 	I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
625 	I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
626 	I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
627 	I40E_PTT_UNUSED_ENTRY(32),
628 	I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
629 	I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
630 	I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
631 
632 	/* IPv4 --> IPv6 */
633 	I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
634 	I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
635 	I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
636 	I40E_PTT_UNUSED_ENTRY(39),
637 	I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
638 	I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
639 	I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
640 
641 	/* IPv4 --> GRE/NAT */
642 	I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
643 
644 	/* IPv4 --> GRE/NAT --> IPv4 */
645 	I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
646 	I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
647 	I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
648 	I40E_PTT_UNUSED_ENTRY(47),
649 	I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
650 	I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
651 	I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
652 
653 	/* IPv4 --> GRE/NAT --> IPv6 */
654 	I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
655 	I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
656 	I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
657 	I40E_PTT_UNUSED_ENTRY(54),
658 	I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
659 	I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
660 	I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
661 
662 	/* IPv4 --> GRE/NAT --> MAC */
663 	I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
664 
665 	/* IPv4 --> GRE/NAT --> MAC --> IPv4 */
666 	I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
667 	I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
668 	I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
669 	I40E_PTT_UNUSED_ENTRY(62),
670 	I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
671 	I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
672 	I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
673 
674 	/* IPv4 --> GRE/NAT -> MAC --> IPv6 */
675 	I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
676 	I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
677 	I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
678 	I40E_PTT_UNUSED_ENTRY(69),
679 	I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
680 	I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
681 	I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
682 
683 	/* IPv4 --> GRE/NAT --> MAC/VLAN */
684 	I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
685 
686 	/* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
687 	I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
688 	I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
689 	I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
690 	I40E_PTT_UNUSED_ENTRY(77),
691 	I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
692 	I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
693 	I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
694 
695 	/* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
696 	I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
697 	I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
698 	I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
699 	I40E_PTT_UNUSED_ENTRY(84),
700 	I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
701 	I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
702 	I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
703 
704 	/* Non Tunneled IPv6 */
705 	I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
706 	I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
707 	I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY4),
708 	I40E_PTT_UNUSED_ENTRY(91),
709 	I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
710 	I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
711 	I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
712 
713 	/* IPv6 --> IPv4 */
714 	I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
715 	I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
716 	I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
717 	I40E_PTT_UNUSED_ENTRY(98),
718 	I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
719 	I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
720 	I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
721 
722 	/* IPv6 --> IPv6 */
723 	I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
724 	I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
725 	I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
726 	I40E_PTT_UNUSED_ENTRY(105),
727 	I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
728 	I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
729 	I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
730 
731 	/* IPv6 --> GRE/NAT */
732 	I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
733 
734 	/* IPv6 --> GRE/NAT -> IPv4 */
735 	I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
736 	I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
737 	I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
738 	I40E_PTT_UNUSED_ENTRY(113),
739 	I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
740 	I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
741 	I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
742 
743 	/* IPv6 --> GRE/NAT -> IPv6 */
744 	I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
745 	I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
746 	I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
747 	I40E_PTT_UNUSED_ENTRY(120),
748 	I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
749 	I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
750 	I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
751 
752 	/* IPv6 --> GRE/NAT -> MAC */
753 	I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
754 
755 	/* IPv6 --> GRE/NAT -> MAC -> IPv4 */
756 	I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
757 	I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
758 	I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
759 	I40E_PTT_UNUSED_ENTRY(128),
760 	I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
761 	I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
762 	I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
763 
764 	/* IPv6 --> GRE/NAT -> MAC -> IPv6 */
765 	I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
766 	I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
767 	I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
768 	I40E_PTT_UNUSED_ENTRY(135),
769 	I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
770 	I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
771 	I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
772 
773 	/* IPv6 --> GRE/NAT -> MAC/VLAN */
774 	I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
775 
776 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
777 	I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
778 	I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
779 	I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
780 	I40E_PTT_UNUSED_ENTRY(143),
781 	I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
782 	I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
783 	I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
784 
785 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
786 	I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
787 	I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
788 	I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
789 	I40E_PTT_UNUSED_ENTRY(150),
790 	I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
791 	I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
792 	I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
793 
794 	/* unused entries */
795 	I40E_PTT_UNUSED_ENTRY(154),
796 	I40E_PTT_UNUSED_ENTRY(155),
797 	I40E_PTT_UNUSED_ENTRY(156),
798 	I40E_PTT_UNUSED_ENTRY(157),
799 	I40E_PTT_UNUSED_ENTRY(158),
800 	I40E_PTT_UNUSED_ENTRY(159),
801 
802 	I40E_PTT_UNUSED_ENTRY(160),
803 	I40E_PTT_UNUSED_ENTRY(161),
804 	I40E_PTT_UNUSED_ENTRY(162),
805 	I40E_PTT_UNUSED_ENTRY(163),
806 	I40E_PTT_UNUSED_ENTRY(164),
807 	I40E_PTT_UNUSED_ENTRY(165),
808 	I40E_PTT_UNUSED_ENTRY(166),
809 	I40E_PTT_UNUSED_ENTRY(167),
810 	I40E_PTT_UNUSED_ENTRY(168),
811 	I40E_PTT_UNUSED_ENTRY(169),
812 
813 	I40E_PTT_UNUSED_ENTRY(170),
814 	I40E_PTT_UNUSED_ENTRY(171),
815 	I40E_PTT_UNUSED_ENTRY(172),
816 	I40E_PTT_UNUSED_ENTRY(173),
817 	I40E_PTT_UNUSED_ENTRY(174),
818 	I40E_PTT_UNUSED_ENTRY(175),
819 	I40E_PTT_UNUSED_ENTRY(176),
820 	I40E_PTT_UNUSED_ENTRY(177),
821 	I40E_PTT_UNUSED_ENTRY(178),
822 	I40E_PTT_UNUSED_ENTRY(179),
823 
824 	I40E_PTT_UNUSED_ENTRY(180),
825 	I40E_PTT_UNUSED_ENTRY(181),
826 	I40E_PTT_UNUSED_ENTRY(182),
827 	I40E_PTT_UNUSED_ENTRY(183),
828 	I40E_PTT_UNUSED_ENTRY(184),
829 	I40E_PTT_UNUSED_ENTRY(185),
830 	I40E_PTT_UNUSED_ENTRY(186),
831 	I40E_PTT_UNUSED_ENTRY(187),
832 	I40E_PTT_UNUSED_ENTRY(188),
833 	I40E_PTT_UNUSED_ENTRY(189),
834 
835 	I40E_PTT_UNUSED_ENTRY(190),
836 	I40E_PTT_UNUSED_ENTRY(191),
837 	I40E_PTT_UNUSED_ENTRY(192),
838 	I40E_PTT_UNUSED_ENTRY(193),
839 	I40E_PTT_UNUSED_ENTRY(194),
840 	I40E_PTT_UNUSED_ENTRY(195),
841 	I40E_PTT_UNUSED_ENTRY(196),
842 	I40E_PTT_UNUSED_ENTRY(197),
843 	I40E_PTT_UNUSED_ENTRY(198),
844 	I40E_PTT_UNUSED_ENTRY(199),
845 
846 	I40E_PTT_UNUSED_ENTRY(200),
847 	I40E_PTT_UNUSED_ENTRY(201),
848 	I40E_PTT_UNUSED_ENTRY(202),
849 	I40E_PTT_UNUSED_ENTRY(203),
850 	I40E_PTT_UNUSED_ENTRY(204),
851 	I40E_PTT_UNUSED_ENTRY(205),
852 	I40E_PTT_UNUSED_ENTRY(206),
853 	I40E_PTT_UNUSED_ENTRY(207),
854 	I40E_PTT_UNUSED_ENTRY(208),
855 	I40E_PTT_UNUSED_ENTRY(209),
856 
857 	I40E_PTT_UNUSED_ENTRY(210),
858 	I40E_PTT_UNUSED_ENTRY(211),
859 	I40E_PTT_UNUSED_ENTRY(212),
860 	I40E_PTT_UNUSED_ENTRY(213),
861 	I40E_PTT_UNUSED_ENTRY(214),
862 	I40E_PTT_UNUSED_ENTRY(215),
863 	I40E_PTT_UNUSED_ENTRY(216),
864 	I40E_PTT_UNUSED_ENTRY(217),
865 	I40E_PTT_UNUSED_ENTRY(218),
866 	I40E_PTT_UNUSED_ENTRY(219),
867 
868 	I40E_PTT_UNUSED_ENTRY(220),
869 	I40E_PTT_UNUSED_ENTRY(221),
870 	I40E_PTT_UNUSED_ENTRY(222),
871 	I40E_PTT_UNUSED_ENTRY(223),
872 	I40E_PTT_UNUSED_ENTRY(224),
873 	I40E_PTT_UNUSED_ENTRY(225),
874 	I40E_PTT_UNUSED_ENTRY(226),
875 	I40E_PTT_UNUSED_ENTRY(227),
876 	I40E_PTT_UNUSED_ENTRY(228),
877 	I40E_PTT_UNUSED_ENTRY(229),
878 
879 	I40E_PTT_UNUSED_ENTRY(230),
880 	I40E_PTT_UNUSED_ENTRY(231),
881 	I40E_PTT_UNUSED_ENTRY(232),
882 	I40E_PTT_UNUSED_ENTRY(233),
883 	I40E_PTT_UNUSED_ENTRY(234),
884 	I40E_PTT_UNUSED_ENTRY(235),
885 	I40E_PTT_UNUSED_ENTRY(236),
886 	I40E_PTT_UNUSED_ENTRY(237),
887 	I40E_PTT_UNUSED_ENTRY(238),
888 	I40E_PTT_UNUSED_ENTRY(239),
889 
890 	I40E_PTT_UNUSED_ENTRY(240),
891 	I40E_PTT_UNUSED_ENTRY(241),
892 	I40E_PTT_UNUSED_ENTRY(242),
893 	I40E_PTT_UNUSED_ENTRY(243),
894 	I40E_PTT_UNUSED_ENTRY(244),
895 	I40E_PTT_UNUSED_ENTRY(245),
896 	I40E_PTT_UNUSED_ENTRY(246),
897 	I40E_PTT_UNUSED_ENTRY(247),
898 	I40E_PTT_UNUSED_ENTRY(248),
899 	I40E_PTT_UNUSED_ENTRY(249),
900 
901 	I40E_PTT_UNUSED_ENTRY(250),
902 	I40E_PTT_UNUSED_ENTRY(251),
903 	I40E_PTT_UNUSED_ENTRY(252),
904 	I40E_PTT_UNUSED_ENTRY(253),
905 	I40E_PTT_UNUSED_ENTRY(254),
906 	I40E_PTT_UNUSED_ENTRY(255)
907 };
908 
909 /**
910  * i40e_init_shared_code - Initialize the shared code
911  * @hw: pointer to hardware structure
912  *
913  * This assigns the MAC type and PHY code and inits the NVM.
914  * Does not touch the hardware. This function must be called prior to any
915  * other function in the shared code. The i40e_hw structure should be
916  * memset to 0 prior to calling this function.  The following fields in
917  * hw structure should be filled in prior to calling this function:
918  * hw_addr, back, device_id, vendor_id, subsystem_device_id,
919  * subsystem_vendor_id, and revision_id
920  **/
921 i40e_status i40e_init_shared_code(struct i40e_hw *hw)
922 {
923 	i40e_status status = 0;
924 	u32 port, ari, func_rid;
925 
926 	i40e_set_mac_type(hw);
927 
928 	switch (hw->mac.type) {
929 	case I40E_MAC_XL710:
930 	case I40E_MAC_X722:
931 		break;
932 	default:
933 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
934 	}
935 
936 	hw->phy.get_link_info = true;
937 
938 	/* Determine port number and PF number*/
939 	port = (rd32(hw, I40E_PFGEN_PORTNUM) & I40E_PFGEN_PORTNUM_PORT_NUM_MASK)
940 					   >> I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT;
941 	hw->port = (u8)port;
942 	ari = (rd32(hw, I40E_GLPCI_CAPSUP) & I40E_GLPCI_CAPSUP_ARI_EN_MASK) >>
943 						 I40E_GLPCI_CAPSUP_ARI_EN_SHIFT;
944 	func_rid = rd32(hw, I40E_PF_FUNC_RID);
945 	if (ari)
946 		hw->pf_id = (u8)(func_rid & 0xff);
947 	else
948 		hw->pf_id = (u8)(func_rid & 0x7);
949 
950 	if (hw->mac.type == I40E_MAC_X722)
951 		hw->flags |= I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE;
952 
953 	status = i40e_init_nvm(hw);
954 	return status;
955 }
956 
957 /**
958  * i40e_aq_mac_address_read - Retrieve the MAC addresses
959  * @hw: pointer to the hw struct
960  * @flags: a return indicator of what addresses were added to the addr store
961  * @addrs: the requestor's mac addr store
962  * @cmd_details: pointer to command details structure or NULL
963  **/
964 static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw,
965 				   u16 *flags,
966 				   struct i40e_aqc_mac_address_read_data *addrs,
967 				   struct i40e_asq_cmd_details *cmd_details)
968 {
969 	struct i40e_aq_desc desc;
970 	struct i40e_aqc_mac_address_read *cmd_data =
971 		(struct i40e_aqc_mac_address_read *)&desc.params.raw;
972 	i40e_status status;
973 
974 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
975 	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF);
976 
977 	status = i40e_asq_send_command(hw, &desc, addrs,
978 				       sizeof(*addrs), cmd_details);
979 	*flags = le16_to_cpu(cmd_data->command_flags);
980 
981 	return status;
982 }
983 
984 /**
985  * i40e_aq_mac_address_write - Change the MAC addresses
986  * @hw: pointer to the hw struct
987  * @flags: indicates which MAC to be written
988  * @mac_addr: address to write
989  * @cmd_details: pointer to command details structure or NULL
990  **/
991 i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw,
992 				    u16 flags, u8 *mac_addr,
993 				    struct i40e_asq_cmd_details *cmd_details)
994 {
995 	struct i40e_aq_desc desc;
996 	struct i40e_aqc_mac_address_write *cmd_data =
997 		(struct i40e_aqc_mac_address_write *)&desc.params.raw;
998 	i40e_status status;
999 
1000 	i40e_fill_default_direct_cmd_desc(&desc,
1001 					  i40e_aqc_opc_mac_address_write);
1002 	cmd_data->command_flags = cpu_to_le16(flags);
1003 	cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]);
1004 	cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) |
1005 					((u32)mac_addr[3] << 16) |
1006 					((u32)mac_addr[4] << 8) |
1007 					mac_addr[5]);
1008 
1009 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1010 
1011 	return status;
1012 }
1013 
1014 /**
1015  * i40e_get_mac_addr - get MAC address
1016  * @hw: pointer to the HW structure
1017  * @mac_addr: pointer to MAC address
1018  *
1019  * Reads the adapter's MAC address from register
1020  **/
1021 i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1022 {
1023 	struct i40e_aqc_mac_address_read_data addrs;
1024 	i40e_status status;
1025 	u16 flags = 0;
1026 
1027 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1028 
1029 	if (flags & I40E_AQC_LAN_ADDR_VALID)
1030 		ether_addr_copy(mac_addr, addrs.pf_lan_mac);
1031 
1032 	return status;
1033 }
1034 
1035 /**
1036  * i40e_get_port_mac_addr - get Port MAC address
1037  * @hw: pointer to the HW structure
1038  * @mac_addr: pointer to Port MAC address
1039  *
1040  * Reads the adapter's Port MAC address
1041  **/
1042 i40e_status i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1043 {
1044 	struct i40e_aqc_mac_address_read_data addrs;
1045 	i40e_status status;
1046 	u16 flags = 0;
1047 
1048 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1049 	if (status)
1050 		return status;
1051 
1052 	if (flags & I40E_AQC_PORT_ADDR_VALID)
1053 		ether_addr_copy(mac_addr, addrs.port_mac);
1054 	else
1055 		status = I40E_ERR_INVALID_MAC_ADDR;
1056 
1057 	return status;
1058 }
1059 
1060 /**
1061  * i40e_pre_tx_queue_cfg - pre tx queue configure
1062  * @hw: pointer to the HW structure
1063  * @queue: target PF queue index
1064  * @enable: state change request
1065  *
1066  * Handles hw requirement to indicate intention to enable
1067  * or disable target queue.
1068  **/
1069 void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable)
1070 {
1071 	u32 abs_queue_idx = hw->func_caps.base_queue + queue;
1072 	u32 reg_block = 0;
1073 	u32 reg_val;
1074 
1075 	if (abs_queue_idx >= 128) {
1076 		reg_block = abs_queue_idx / 128;
1077 		abs_queue_idx %= 128;
1078 	}
1079 
1080 	reg_val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1081 	reg_val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1082 	reg_val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1083 
1084 	if (enable)
1085 		reg_val |= I40E_GLLAN_TXPRE_QDIS_CLEAR_QDIS_MASK;
1086 	else
1087 		reg_val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1088 
1089 	wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val);
1090 }
1091 
1092 /**
1093  *  i40e_read_pba_string - Reads part number string from EEPROM
1094  *  @hw: pointer to hardware structure
1095  *  @pba_num: stores the part number string from the EEPROM
1096  *  @pba_num_size: part number string buffer length
1097  *
1098  *  Reads the part number string from the EEPROM.
1099  **/
1100 i40e_status i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num,
1101 				 u32 pba_num_size)
1102 {
1103 	i40e_status status = 0;
1104 	u16 pba_word = 0;
1105 	u16 pba_size = 0;
1106 	u16 pba_ptr = 0;
1107 	u16 i = 0;
1108 
1109 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_FLAGS, &pba_word);
1110 	if (status || (pba_word != 0xFAFA)) {
1111 		hw_dbg(hw, "Failed to read PBA flags or flag is invalid.\n");
1112 		return status;
1113 	}
1114 
1115 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_BLOCK_PTR, &pba_ptr);
1116 	if (status) {
1117 		hw_dbg(hw, "Failed to read PBA Block pointer.\n");
1118 		return status;
1119 	}
1120 
1121 	status = i40e_read_nvm_word(hw, pba_ptr, &pba_size);
1122 	if (status) {
1123 		hw_dbg(hw, "Failed to read PBA Block size.\n");
1124 		return status;
1125 	}
1126 
1127 	/* Subtract one to get PBA word count (PBA Size word is included in
1128 	 * total size)
1129 	 */
1130 	pba_size--;
1131 	if (pba_num_size < (((u32)pba_size * 2) + 1)) {
1132 		hw_dbg(hw, "Buffer to small for PBA data.\n");
1133 		return I40E_ERR_PARAM;
1134 	}
1135 
1136 	for (i = 0; i < pba_size; i++) {
1137 		status = i40e_read_nvm_word(hw, (pba_ptr + 1) + i, &pba_word);
1138 		if (status) {
1139 			hw_dbg(hw, "Failed to read PBA Block word %d.\n", i);
1140 			return status;
1141 		}
1142 
1143 		pba_num[(i * 2)] = (pba_word >> 8) & 0xFF;
1144 		pba_num[(i * 2) + 1] = pba_word & 0xFF;
1145 	}
1146 	pba_num[(pba_size * 2)] = '\0';
1147 
1148 	return status;
1149 }
1150 
1151 /**
1152  * i40e_get_media_type - Gets media type
1153  * @hw: pointer to the hardware structure
1154  **/
1155 static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
1156 {
1157 	enum i40e_media_type media;
1158 
1159 	switch (hw->phy.link_info.phy_type) {
1160 	case I40E_PHY_TYPE_10GBASE_SR:
1161 	case I40E_PHY_TYPE_10GBASE_LR:
1162 	case I40E_PHY_TYPE_1000BASE_SX:
1163 	case I40E_PHY_TYPE_1000BASE_LX:
1164 	case I40E_PHY_TYPE_40GBASE_SR4:
1165 	case I40E_PHY_TYPE_40GBASE_LR4:
1166 	case I40E_PHY_TYPE_25GBASE_LR:
1167 	case I40E_PHY_TYPE_25GBASE_SR:
1168 		media = I40E_MEDIA_TYPE_FIBER;
1169 		break;
1170 	case I40E_PHY_TYPE_100BASE_TX:
1171 	case I40E_PHY_TYPE_1000BASE_T:
1172 	case I40E_PHY_TYPE_10GBASE_T:
1173 		media = I40E_MEDIA_TYPE_BASET;
1174 		break;
1175 	case I40E_PHY_TYPE_10GBASE_CR1_CU:
1176 	case I40E_PHY_TYPE_40GBASE_CR4_CU:
1177 	case I40E_PHY_TYPE_10GBASE_CR1:
1178 	case I40E_PHY_TYPE_40GBASE_CR4:
1179 	case I40E_PHY_TYPE_10GBASE_SFPP_CU:
1180 	case I40E_PHY_TYPE_40GBASE_AOC:
1181 	case I40E_PHY_TYPE_10GBASE_AOC:
1182 	case I40E_PHY_TYPE_25GBASE_CR:
1183 		media = I40E_MEDIA_TYPE_DA;
1184 		break;
1185 	case I40E_PHY_TYPE_1000BASE_KX:
1186 	case I40E_PHY_TYPE_10GBASE_KX4:
1187 	case I40E_PHY_TYPE_10GBASE_KR:
1188 	case I40E_PHY_TYPE_40GBASE_KR4:
1189 	case I40E_PHY_TYPE_20GBASE_KR2:
1190 	case I40E_PHY_TYPE_25GBASE_KR:
1191 		media = I40E_MEDIA_TYPE_BACKPLANE;
1192 		break;
1193 	case I40E_PHY_TYPE_SGMII:
1194 	case I40E_PHY_TYPE_XAUI:
1195 	case I40E_PHY_TYPE_XFI:
1196 	case I40E_PHY_TYPE_XLAUI:
1197 	case I40E_PHY_TYPE_XLPPI:
1198 	default:
1199 		media = I40E_MEDIA_TYPE_UNKNOWN;
1200 		break;
1201 	}
1202 
1203 	return media;
1204 }
1205 
1206 #define I40E_PF_RESET_WAIT_COUNT_A0	200
1207 #define I40E_PF_RESET_WAIT_COUNT	200
1208 /**
1209  * i40e_pf_reset - Reset the PF
1210  * @hw: pointer to the hardware structure
1211  *
1212  * Assuming someone else has triggered a global reset,
1213  * assure the global reset is complete and then reset the PF
1214  **/
1215 i40e_status i40e_pf_reset(struct i40e_hw *hw)
1216 {
1217 	u32 cnt = 0;
1218 	u32 cnt1 = 0;
1219 	u32 reg = 0;
1220 	u32 grst_del;
1221 
1222 	/* Poll for Global Reset steady state in case of recent GRST.
1223 	 * The grst delay value is in 100ms units, and we'll wait a
1224 	 * couple counts longer to be sure we don't just miss the end.
1225 	 */
1226 	grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) &
1227 		    I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >>
1228 		    I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
1229 
1230 	/* It can take upto 15 secs for GRST steady state.
1231 	 * Bump it to 16 secs max to be safe.
1232 	 */
1233 	grst_del = grst_del * 20;
1234 
1235 	for (cnt = 0; cnt < grst_del; cnt++) {
1236 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1237 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1238 			break;
1239 		msleep(100);
1240 	}
1241 	if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1242 		hw_dbg(hw, "Global reset polling failed to complete.\n");
1243 		return I40E_ERR_RESET_FAILED;
1244 	}
1245 
1246 	/* Now Wait for the FW to be ready */
1247 	for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
1248 		reg = rd32(hw, I40E_GLNVM_ULD);
1249 		reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1250 			I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
1251 		if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1252 			    I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
1253 			hw_dbg(hw, "Core and Global modules ready %d\n", cnt1);
1254 			break;
1255 		}
1256 		usleep_range(10000, 20000);
1257 	}
1258 	if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1259 		     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
1260 		hw_dbg(hw, "wait for FW Reset complete timedout\n");
1261 		hw_dbg(hw, "I40E_GLNVM_ULD = 0x%x\n", reg);
1262 		return I40E_ERR_RESET_FAILED;
1263 	}
1264 
1265 	/* If there was a Global Reset in progress when we got here,
1266 	 * we don't need to do the PF Reset
1267 	 */
1268 	if (!cnt) {
1269 		if (hw->revision_id == 0)
1270 			cnt = I40E_PF_RESET_WAIT_COUNT_A0;
1271 		else
1272 			cnt = I40E_PF_RESET_WAIT_COUNT;
1273 		reg = rd32(hw, I40E_PFGEN_CTRL);
1274 		wr32(hw, I40E_PFGEN_CTRL,
1275 		     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
1276 		for (; cnt; cnt--) {
1277 			reg = rd32(hw, I40E_PFGEN_CTRL);
1278 			if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
1279 				break;
1280 			usleep_range(1000, 2000);
1281 		}
1282 		if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
1283 			hw_dbg(hw, "PF reset polling failed to complete.\n");
1284 			return I40E_ERR_RESET_FAILED;
1285 		}
1286 	}
1287 
1288 	i40e_clear_pxe_mode(hw);
1289 
1290 	return 0;
1291 }
1292 
1293 /**
1294  * i40e_clear_hw - clear out any left over hw state
1295  * @hw: pointer to the hw struct
1296  *
1297  * Clear queues and interrupts, typically called at init time,
1298  * but after the capabilities have been found so we know how many
1299  * queues and msix vectors have been allocated.
1300  **/
1301 void i40e_clear_hw(struct i40e_hw *hw)
1302 {
1303 	u32 num_queues, base_queue;
1304 	u32 num_pf_int;
1305 	u32 num_vf_int;
1306 	u32 num_vfs;
1307 	u32 i, j;
1308 	u32 val;
1309 	u32 eol = 0x7ff;
1310 
1311 	/* get number of interrupts, queues, and VFs */
1312 	val = rd32(hw, I40E_GLPCI_CNF2);
1313 	num_pf_int = (val & I40E_GLPCI_CNF2_MSI_X_PF_N_MASK) >>
1314 		     I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT;
1315 	num_vf_int = (val & I40E_GLPCI_CNF2_MSI_X_VF_N_MASK) >>
1316 		     I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT;
1317 
1318 	val = rd32(hw, I40E_PFLAN_QALLOC);
1319 	base_queue = (val & I40E_PFLAN_QALLOC_FIRSTQ_MASK) >>
1320 		     I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
1321 	j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
1322 	    I40E_PFLAN_QALLOC_LASTQ_SHIFT;
1323 	if (val & I40E_PFLAN_QALLOC_VALID_MASK)
1324 		num_queues = (j - base_queue) + 1;
1325 	else
1326 		num_queues = 0;
1327 
1328 	val = rd32(hw, I40E_PF_VT_PFALLOC);
1329 	i = (val & I40E_PF_VT_PFALLOC_FIRSTVF_MASK) >>
1330 	    I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
1331 	j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
1332 	    I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
1333 	if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
1334 		num_vfs = (j - i) + 1;
1335 	else
1336 		num_vfs = 0;
1337 
1338 	/* stop all the interrupts */
1339 	wr32(hw, I40E_PFINT_ICR0_ENA, 0);
1340 	val = 0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT;
1341 	for (i = 0; i < num_pf_int - 2; i++)
1342 		wr32(hw, I40E_PFINT_DYN_CTLN(i), val);
1343 
1344 	/* Set the FIRSTQ_INDX field to 0x7FF in PFINT_LNKLSTx */
1345 	val = eol << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1346 	wr32(hw, I40E_PFINT_LNKLST0, val);
1347 	for (i = 0; i < num_pf_int - 2; i++)
1348 		wr32(hw, I40E_PFINT_LNKLSTN(i), val);
1349 	val = eol << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1350 	for (i = 0; i < num_vfs; i++)
1351 		wr32(hw, I40E_VPINT_LNKLST0(i), val);
1352 	for (i = 0; i < num_vf_int - 2; i++)
1353 		wr32(hw, I40E_VPINT_LNKLSTN(i), val);
1354 
1355 	/* warn the HW of the coming Tx disables */
1356 	for (i = 0; i < num_queues; i++) {
1357 		u32 abs_queue_idx = base_queue + i;
1358 		u32 reg_block = 0;
1359 
1360 		if (abs_queue_idx >= 128) {
1361 			reg_block = abs_queue_idx / 128;
1362 			abs_queue_idx %= 128;
1363 		}
1364 
1365 		val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1366 		val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1367 		val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1368 		val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1369 
1370 		wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), val);
1371 	}
1372 	udelay(400);
1373 
1374 	/* stop all the queues */
1375 	for (i = 0; i < num_queues; i++) {
1376 		wr32(hw, I40E_QINT_TQCTL(i), 0);
1377 		wr32(hw, I40E_QTX_ENA(i), 0);
1378 		wr32(hw, I40E_QINT_RQCTL(i), 0);
1379 		wr32(hw, I40E_QRX_ENA(i), 0);
1380 	}
1381 
1382 	/* short wait for all queue disables to settle */
1383 	udelay(50);
1384 }
1385 
1386 /**
1387  * i40e_clear_pxe_mode - clear pxe operations mode
1388  * @hw: pointer to the hw struct
1389  *
1390  * Make sure all PXE mode settings are cleared, including things
1391  * like descriptor fetch/write-back mode.
1392  **/
1393 void i40e_clear_pxe_mode(struct i40e_hw *hw)
1394 {
1395 	u32 reg;
1396 
1397 	if (i40e_check_asq_alive(hw))
1398 		i40e_aq_clear_pxe_mode(hw, NULL);
1399 
1400 	/* Clear single descriptor fetch/write-back mode */
1401 	reg = rd32(hw, I40E_GLLAN_RCTL_0);
1402 
1403 	if (hw->revision_id == 0) {
1404 		/* As a work around clear PXE_MODE instead of setting it */
1405 		wr32(hw, I40E_GLLAN_RCTL_0, (reg & (~I40E_GLLAN_RCTL_0_PXE_MODE_MASK)));
1406 	} else {
1407 		wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK));
1408 	}
1409 }
1410 
1411 /**
1412  * i40e_led_is_mine - helper to find matching led
1413  * @hw: pointer to the hw struct
1414  * @idx: index into GPIO registers
1415  *
1416  * returns: 0 if no match, otherwise the value of the GPIO_CTL register
1417  */
1418 static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
1419 {
1420 	u32 gpio_val = 0;
1421 	u32 port;
1422 
1423 	if (!hw->func_caps.led[idx])
1424 		return 0;
1425 
1426 	gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
1427 	port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
1428 		I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
1429 
1430 	/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
1431 	 * if it is not our port then ignore
1432 	 */
1433 	if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
1434 	    (port != hw->port))
1435 		return 0;
1436 
1437 	return gpio_val;
1438 }
1439 
1440 #define I40E_COMBINED_ACTIVITY 0xA
1441 #define I40E_FILTER_ACTIVITY 0xE
1442 #define I40E_LINK_ACTIVITY 0xC
1443 #define I40E_MAC_ACTIVITY 0xD
1444 #define I40E_LED0 22
1445 
1446 /**
1447  * i40e_led_get - return current on/off mode
1448  * @hw: pointer to the hw struct
1449  *
1450  * The value returned is the 'mode' field as defined in the
1451  * GPIO register definitions: 0x0 = off, 0xf = on, and other
1452  * values are variations of possible behaviors relating to
1453  * blink, link, and wire.
1454  **/
1455 u32 i40e_led_get(struct i40e_hw *hw)
1456 {
1457 	u32 current_mode = 0;
1458 	u32 mode = 0;
1459 	int i;
1460 
1461 	/* as per the documentation GPIO 22-29 are the LED
1462 	 * GPIO pins named LED0..LED7
1463 	 */
1464 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1465 		u32 gpio_val = i40e_led_is_mine(hw, i);
1466 
1467 		if (!gpio_val)
1468 			continue;
1469 
1470 		/* ignore gpio LED src mode entries related to the activity
1471 		 * LEDs
1472 		 */
1473 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1474 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1475 		switch (current_mode) {
1476 		case I40E_COMBINED_ACTIVITY:
1477 		case I40E_FILTER_ACTIVITY:
1478 		case I40E_MAC_ACTIVITY:
1479 			continue;
1480 		default:
1481 			break;
1482 		}
1483 
1484 		mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
1485 			I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
1486 		break;
1487 	}
1488 
1489 	return mode;
1490 }
1491 
1492 /**
1493  * i40e_led_set - set new on/off mode
1494  * @hw: pointer to the hw struct
1495  * @mode: 0=off, 0xf=on (else see manual for mode details)
1496  * @blink: true if the LED should blink when on, false if steady
1497  *
1498  * if this function is used to turn on the blink it should
1499  * be used to disable the blink when restoring the original state.
1500  **/
1501 void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
1502 {
1503 	u32 current_mode = 0;
1504 	int i;
1505 
1506 	if (mode & 0xfffffff0)
1507 		hw_dbg(hw, "invalid mode passed in %X\n", mode);
1508 
1509 	/* as per the documentation GPIO 22-29 are the LED
1510 	 * GPIO pins named LED0..LED7
1511 	 */
1512 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1513 		u32 gpio_val = i40e_led_is_mine(hw, i);
1514 
1515 		if (!gpio_val)
1516 			continue;
1517 
1518 		/* ignore gpio LED src mode entries related to the activity
1519 		 * LEDs
1520 		 */
1521 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1522 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1523 		switch (current_mode) {
1524 		case I40E_COMBINED_ACTIVITY:
1525 		case I40E_FILTER_ACTIVITY:
1526 		case I40E_MAC_ACTIVITY:
1527 			continue;
1528 		default:
1529 			break;
1530 		}
1531 
1532 		gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
1533 		/* this & is a bit of paranoia, but serves as a range check */
1534 		gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
1535 			     I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
1536 
1537 		if (mode == I40E_LINK_ACTIVITY)
1538 			blink = false;
1539 
1540 		if (blink)
1541 			gpio_val |= BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1542 		else
1543 			gpio_val &= ~BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1544 
1545 		wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
1546 		break;
1547 	}
1548 }
1549 
1550 /* Admin command wrappers */
1551 
1552 /**
1553  * i40e_aq_get_phy_capabilities
1554  * @hw: pointer to the hw struct
1555  * @abilities: structure for PHY capabilities to be filled
1556  * @qualified_modules: report Qualified Modules
1557  * @report_init: report init capabilities (active are default)
1558  * @cmd_details: pointer to command details structure or NULL
1559  *
1560  * Returns the various PHY abilities supported on the Port.
1561  **/
1562 i40e_status i40e_aq_get_phy_capabilities(struct i40e_hw *hw,
1563 			bool qualified_modules, bool report_init,
1564 			struct i40e_aq_get_phy_abilities_resp *abilities,
1565 			struct i40e_asq_cmd_details *cmd_details)
1566 {
1567 	struct i40e_aq_desc desc;
1568 	i40e_status status;
1569 	u16 abilities_size = sizeof(struct i40e_aq_get_phy_abilities_resp);
1570 	u16 max_delay = I40E_MAX_PHY_TIMEOUT, total_delay = 0;
1571 
1572 	if (!abilities)
1573 		return I40E_ERR_PARAM;
1574 
1575 	do {
1576 		i40e_fill_default_direct_cmd_desc(&desc,
1577 					       i40e_aqc_opc_get_phy_abilities);
1578 
1579 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1580 		if (abilities_size > I40E_AQ_LARGE_BUF)
1581 			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1582 
1583 		if (qualified_modules)
1584 			desc.params.external.param0 |=
1585 			cpu_to_le32(I40E_AQ_PHY_REPORT_QUALIFIED_MODULES);
1586 
1587 		if (report_init)
1588 			desc.params.external.param0 |=
1589 			cpu_to_le32(I40E_AQ_PHY_REPORT_INITIAL_VALUES);
1590 
1591 		status = i40e_asq_send_command(hw, &desc, abilities,
1592 					       abilities_size, cmd_details);
1593 
1594 		if (status)
1595 			break;
1596 
1597 		if (hw->aq.asq_last_status == I40E_AQ_RC_EIO) {
1598 			status = I40E_ERR_UNKNOWN_PHY;
1599 			break;
1600 		} else if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN) {
1601 			usleep_range(1000, 2000);
1602 			total_delay++;
1603 			status = I40E_ERR_TIMEOUT;
1604 		}
1605 	} while ((hw->aq.asq_last_status != I40E_AQ_RC_OK) &&
1606 		 (total_delay < max_delay));
1607 
1608 	if (status)
1609 		return status;
1610 
1611 	if (report_init) {
1612 		if (hw->mac.type ==  I40E_MAC_XL710 &&
1613 		    hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
1614 		    hw->aq.api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710) {
1615 			status = i40e_aq_get_link_info(hw, true, NULL, NULL);
1616 		} else {
1617 			hw->phy.phy_types = le32_to_cpu(abilities->phy_type);
1618 			hw->phy.phy_types |=
1619 					((u64)abilities->phy_type_ext << 32);
1620 		}
1621 	}
1622 
1623 	return status;
1624 }
1625 
1626 /**
1627  * i40e_aq_set_phy_config
1628  * @hw: pointer to the hw struct
1629  * @config: structure with PHY configuration to be set
1630  * @cmd_details: pointer to command details structure or NULL
1631  *
1632  * Set the various PHY configuration parameters
1633  * supported on the Port.One or more of the Set PHY config parameters may be
1634  * ignored in an MFP mode as the PF may not have the privilege to set some
1635  * of the PHY Config parameters. This status will be indicated by the
1636  * command response.
1637  **/
1638 enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
1639 				struct i40e_aq_set_phy_config *config,
1640 				struct i40e_asq_cmd_details *cmd_details)
1641 {
1642 	struct i40e_aq_desc desc;
1643 	struct i40e_aq_set_phy_config *cmd =
1644 			(struct i40e_aq_set_phy_config *)&desc.params.raw;
1645 	enum i40e_status_code status;
1646 
1647 	if (!config)
1648 		return I40E_ERR_PARAM;
1649 
1650 	i40e_fill_default_direct_cmd_desc(&desc,
1651 					  i40e_aqc_opc_set_phy_config);
1652 
1653 	*cmd = *config;
1654 
1655 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1656 
1657 	return status;
1658 }
1659 
1660 /**
1661  * i40e_set_fc
1662  * @hw: pointer to the hw struct
1663  *
1664  * Set the requested flow control mode using set_phy_config.
1665  **/
1666 enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
1667 				  bool atomic_restart)
1668 {
1669 	enum i40e_fc_mode fc_mode = hw->fc.requested_mode;
1670 	struct i40e_aq_get_phy_abilities_resp abilities;
1671 	struct i40e_aq_set_phy_config config;
1672 	enum i40e_status_code status;
1673 	u8 pause_mask = 0x0;
1674 
1675 	*aq_failures = 0x0;
1676 
1677 	switch (fc_mode) {
1678 	case I40E_FC_FULL:
1679 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1680 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1681 		break;
1682 	case I40E_FC_RX_PAUSE:
1683 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1684 		break;
1685 	case I40E_FC_TX_PAUSE:
1686 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1687 		break;
1688 	default:
1689 		break;
1690 	}
1691 
1692 	/* Get the current phy config */
1693 	status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
1694 					      NULL);
1695 	if (status) {
1696 		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
1697 		return status;
1698 	}
1699 
1700 	memset(&config, 0, sizeof(struct i40e_aq_set_phy_config));
1701 	/* clear the old pause settings */
1702 	config.abilities = abilities.abilities & ~(I40E_AQ_PHY_FLAG_PAUSE_TX) &
1703 			   ~(I40E_AQ_PHY_FLAG_PAUSE_RX);
1704 	/* set the new abilities */
1705 	config.abilities |= pause_mask;
1706 	/* If the abilities have changed, then set the new config */
1707 	if (config.abilities != abilities.abilities) {
1708 		/* Auto restart link so settings take effect */
1709 		if (atomic_restart)
1710 			config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
1711 		/* Copy over all the old settings */
1712 		config.phy_type = abilities.phy_type;
1713 		config.phy_type_ext = abilities.phy_type_ext;
1714 		config.link_speed = abilities.link_speed;
1715 		config.eee_capability = abilities.eee_capability;
1716 		config.eeer = abilities.eeer_val;
1717 		config.low_power_ctrl = abilities.d3_lpan;
1718 		config.fec_config = abilities.fec_cfg_curr_mod_ext_info &
1719 				    I40E_AQ_PHY_FEC_CONFIG_MASK;
1720 		status = i40e_aq_set_phy_config(hw, &config, NULL);
1721 
1722 		if (status)
1723 			*aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
1724 	}
1725 	/* Update the link info */
1726 	status = i40e_update_link_info(hw);
1727 	if (status) {
1728 		/* Wait a little bit (on 40G cards it sometimes takes a really
1729 		 * long time for link to come back from the atomic reset)
1730 		 * and try once more
1731 		 */
1732 		msleep(1000);
1733 		status = i40e_update_link_info(hw);
1734 	}
1735 	if (status)
1736 		*aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;
1737 
1738 	return status;
1739 }
1740 
1741 /**
1742  * i40e_aq_clear_pxe_mode
1743  * @hw: pointer to the hw struct
1744  * @cmd_details: pointer to command details structure or NULL
1745  *
1746  * Tell the firmware that the driver is taking over from PXE
1747  **/
1748 i40e_status i40e_aq_clear_pxe_mode(struct i40e_hw *hw,
1749 				struct i40e_asq_cmd_details *cmd_details)
1750 {
1751 	i40e_status status;
1752 	struct i40e_aq_desc desc;
1753 	struct i40e_aqc_clear_pxe *cmd =
1754 		(struct i40e_aqc_clear_pxe *)&desc.params.raw;
1755 
1756 	i40e_fill_default_direct_cmd_desc(&desc,
1757 					  i40e_aqc_opc_clear_pxe_mode);
1758 
1759 	cmd->rx_cnt = 0x2;
1760 
1761 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1762 
1763 	wr32(hw, I40E_GLLAN_RCTL_0, 0x1);
1764 
1765 	return status;
1766 }
1767 
1768 /**
1769  * i40e_aq_set_link_restart_an
1770  * @hw: pointer to the hw struct
1771  * @enable_link: if true: enable link, if false: disable link
1772  * @cmd_details: pointer to command details structure or NULL
1773  *
1774  * Sets up the link and restarts the Auto-Negotiation over the link.
1775  **/
1776 i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw,
1777 					bool enable_link,
1778 					struct i40e_asq_cmd_details *cmd_details)
1779 {
1780 	struct i40e_aq_desc desc;
1781 	struct i40e_aqc_set_link_restart_an *cmd =
1782 		(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
1783 	i40e_status status;
1784 
1785 	i40e_fill_default_direct_cmd_desc(&desc,
1786 					  i40e_aqc_opc_set_link_restart_an);
1787 
1788 	cmd->command = I40E_AQ_PHY_RESTART_AN;
1789 	if (enable_link)
1790 		cmd->command |= I40E_AQ_PHY_LINK_ENABLE;
1791 	else
1792 		cmd->command &= ~I40E_AQ_PHY_LINK_ENABLE;
1793 
1794 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1795 
1796 	return status;
1797 }
1798 
1799 /**
1800  * i40e_aq_get_link_info
1801  * @hw: pointer to the hw struct
1802  * @enable_lse: enable/disable LinkStatusEvent reporting
1803  * @link: pointer to link status structure - optional
1804  * @cmd_details: pointer to command details structure or NULL
1805  *
1806  * Returns the link status of the adapter.
1807  **/
1808 i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
1809 				bool enable_lse, struct i40e_link_status *link,
1810 				struct i40e_asq_cmd_details *cmd_details)
1811 {
1812 	struct i40e_aq_desc desc;
1813 	struct i40e_aqc_get_link_status *resp =
1814 		(struct i40e_aqc_get_link_status *)&desc.params.raw;
1815 	struct i40e_link_status *hw_link_info = &hw->phy.link_info;
1816 	i40e_status status;
1817 	bool tx_pause, rx_pause;
1818 	u16 command_flags;
1819 
1820 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
1821 
1822 	if (enable_lse)
1823 		command_flags = I40E_AQ_LSE_ENABLE;
1824 	else
1825 		command_flags = I40E_AQ_LSE_DISABLE;
1826 	resp->command_flags = cpu_to_le16(command_flags);
1827 
1828 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1829 
1830 	if (status)
1831 		goto aq_get_link_info_exit;
1832 
1833 	/* save off old link status information */
1834 	hw->phy.link_info_old = *hw_link_info;
1835 
1836 	/* update link status */
1837 	hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
1838 	hw->phy.media_type = i40e_get_media_type(hw);
1839 	hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
1840 	hw_link_info->link_info = resp->link_info;
1841 	hw_link_info->an_info = resp->an_info;
1842 	hw_link_info->fec_info = resp->config & (I40E_AQ_CONFIG_FEC_KR_ENA |
1843 						 I40E_AQ_CONFIG_FEC_RS_ENA);
1844 	hw_link_info->ext_info = resp->ext_info;
1845 	hw_link_info->loopback = resp->loopback & I40E_AQ_LOOPBACK_MASK;
1846 	hw_link_info->max_frame_size = le16_to_cpu(resp->max_frame_size);
1847 	hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK;
1848 
1849 	/* update fc info */
1850 	tx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_TX);
1851 	rx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_RX);
1852 	if (tx_pause & rx_pause)
1853 		hw->fc.current_mode = I40E_FC_FULL;
1854 	else if (tx_pause)
1855 		hw->fc.current_mode = I40E_FC_TX_PAUSE;
1856 	else if (rx_pause)
1857 		hw->fc.current_mode = I40E_FC_RX_PAUSE;
1858 	else
1859 		hw->fc.current_mode = I40E_FC_NONE;
1860 
1861 	if (resp->config & I40E_AQ_CONFIG_CRC_ENA)
1862 		hw_link_info->crc_enable = true;
1863 	else
1864 		hw_link_info->crc_enable = false;
1865 
1866 	if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_IS_ENABLED))
1867 		hw_link_info->lse_enable = true;
1868 	else
1869 		hw_link_info->lse_enable = false;
1870 
1871 	if ((hw->mac.type == I40E_MAC_XL710) &&
1872 	    (hw->aq.fw_maj_ver < 4 || (hw->aq.fw_maj_ver == 4 &&
1873 	     hw->aq.fw_min_ver < 40)) && hw_link_info->phy_type == 0xE)
1874 		hw_link_info->phy_type = I40E_PHY_TYPE_10GBASE_SFPP_CU;
1875 
1876 	if (hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
1877 	    hw->aq.api_min_ver >= 7) {
1878 		__le32 tmp;
1879 
1880 		memcpy(&tmp, resp->link_type, sizeof(tmp));
1881 		hw->phy.phy_types = le32_to_cpu(tmp);
1882 		hw->phy.phy_types |= ((u64)resp->link_type_ext << 32);
1883 	}
1884 
1885 	/* save link status information */
1886 	if (link)
1887 		*link = *hw_link_info;
1888 
1889 	/* flag cleared so helper functions don't call AQ again */
1890 	hw->phy.get_link_info = false;
1891 
1892 aq_get_link_info_exit:
1893 	return status;
1894 }
1895 
1896 /**
1897  * i40e_aq_set_phy_int_mask
1898  * @hw: pointer to the hw struct
1899  * @mask: interrupt mask to be set
1900  * @cmd_details: pointer to command details structure or NULL
1901  *
1902  * Set link interrupt mask.
1903  **/
1904 i40e_status i40e_aq_set_phy_int_mask(struct i40e_hw *hw,
1905 				     u16 mask,
1906 				     struct i40e_asq_cmd_details *cmd_details)
1907 {
1908 	struct i40e_aq_desc desc;
1909 	struct i40e_aqc_set_phy_int_mask *cmd =
1910 		(struct i40e_aqc_set_phy_int_mask *)&desc.params.raw;
1911 	i40e_status status;
1912 
1913 	i40e_fill_default_direct_cmd_desc(&desc,
1914 					  i40e_aqc_opc_set_phy_int_mask);
1915 
1916 	cmd->event_mask = cpu_to_le16(mask);
1917 
1918 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1919 
1920 	return status;
1921 }
1922 
1923 /**
1924  * i40e_aq_set_phy_debug
1925  * @hw: pointer to the hw struct
1926  * @cmd_flags: debug command flags
1927  * @cmd_details: pointer to command details structure or NULL
1928  *
1929  * Reset the external PHY.
1930  **/
1931 i40e_status i40e_aq_set_phy_debug(struct i40e_hw *hw, u8 cmd_flags,
1932 				  struct i40e_asq_cmd_details *cmd_details)
1933 {
1934 	struct i40e_aq_desc desc;
1935 	struct i40e_aqc_set_phy_debug *cmd =
1936 		(struct i40e_aqc_set_phy_debug *)&desc.params.raw;
1937 	i40e_status status;
1938 
1939 	i40e_fill_default_direct_cmd_desc(&desc,
1940 					  i40e_aqc_opc_set_phy_debug);
1941 
1942 	cmd->command_flags = cmd_flags;
1943 
1944 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1945 
1946 	return status;
1947 }
1948 
1949 /**
1950  * i40e_aq_add_vsi
1951  * @hw: pointer to the hw struct
1952  * @vsi_ctx: pointer to a vsi context struct
1953  * @cmd_details: pointer to command details structure or NULL
1954  *
1955  * Add a VSI context to the hardware.
1956 **/
1957 i40e_status i40e_aq_add_vsi(struct i40e_hw *hw,
1958 				struct i40e_vsi_context *vsi_ctx,
1959 				struct i40e_asq_cmd_details *cmd_details)
1960 {
1961 	struct i40e_aq_desc desc;
1962 	struct i40e_aqc_add_get_update_vsi *cmd =
1963 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1964 	struct i40e_aqc_add_get_update_vsi_completion *resp =
1965 		(struct i40e_aqc_add_get_update_vsi_completion *)
1966 		&desc.params.raw;
1967 	i40e_status status;
1968 
1969 	i40e_fill_default_direct_cmd_desc(&desc,
1970 					  i40e_aqc_opc_add_vsi);
1971 
1972 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid);
1973 	cmd->connection_type = vsi_ctx->connection_type;
1974 	cmd->vf_id = vsi_ctx->vf_num;
1975 	cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags);
1976 
1977 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1978 
1979 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1980 				    sizeof(vsi_ctx->info), cmd_details);
1981 
1982 	if (status)
1983 		goto aq_add_vsi_exit;
1984 
1985 	vsi_ctx->seid = le16_to_cpu(resp->seid);
1986 	vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
1987 	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
1988 	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
1989 
1990 aq_add_vsi_exit:
1991 	return status;
1992 }
1993 
1994 /**
1995  * i40e_aq_set_default_vsi
1996  * @hw: pointer to the hw struct
1997  * @seid: vsi number
1998  * @cmd_details: pointer to command details structure or NULL
1999  **/
2000 i40e_status i40e_aq_set_default_vsi(struct i40e_hw *hw,
2001 				    u16 seid,
2002 				    struct i40e_asq_cmd_details *cmd_details)
2003 {
2004 	struct i40e_aq_desc desc;
2005 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2006 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
2007 		&desc.params.raw;
2008 	i40e_status status;
2009 
2010 	i40e_fill_default_direct_cmd_desc(&desc,
2011 					  i40e_aqc_opc_set_vsi_promiscuous_modes);
2012 
2013 	cmd->promiscuous_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
2014 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
2015 	cmd->seid = cpu_to_le16(seid);
2016 
2017 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2018 
2019 	return status;
2020 }
2021 
2022 /**
2023  * i40e_aq_clear_default_vsi
2024  * @hw: pointer to the hw struct
2025  * @seid: vsi number
2026  * @cmd_details: pointer to command details structure or NULL
2027  **/
2028 i40e_status i40e_aq_clear_default_vsi(struct i40e_hw *hw,
2029 				      u16 seid,
2030 				      struct i40e_asq_cmd_details *cmd_details)
2031 {
2032 	struct i40e_aq_desc desc;
2033 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2034 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
2035 		&desc.params.raw;
2036 	i40e_status status;
2037 
2038 	i40e_fill_default_direct_cmd_desc(&desc,
2039 					  i40e_aqc_opc_set_vsi_promiscuous_modes);
2040 
2041 	cmd->promiscuous_flags = cpu_to_le16(0);
2042 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
2043 	cmd->seid = cpu_to_le16(seid);
2044 
2045 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2046 
2047 	return status;
2048 }
2049 
2050 /**
2051  * i40e_aq_set_vsi_unicast_promiscuous
2052  * @hw: pointer to the hw struct
2053  * @seid: vsi number
2054  * @set: set unicast promiscuous enable/disable
2055  * @cmd_details: pointer to command details structure or NULL
2056  * @rx_only_promisc: flag to decide if egress traffic gets mirrored in promisc
2057  **/
2058 i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
2059 				u16 seid, bool set,
2060 				struct i40e_asq_cmd_details *cmd_details,
2061 				bool rx_only_promisc)
2062 {
2063 	struct i40e_aq_desc desc;
2064 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2065 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2066 	i40e_status status;
2067 	u16 flags = 0;
2068 
2069 	i40e_fill_default_direct_cmd_desc(&desc,
2070 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2071 
2072 	if (set) {
2073 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2074 		if (rx_only_promisc &&
2075 		    (((hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver >= 5)) ||
2076 		     (hw->aq.api_maj_ver > 1)))
2077 			flags |= I40E_AQC_SET_VSI_PROMISC_TX;
2078 	}
2079 
2080 	cmd->promiscuous_flags = cpu_to_le16(flags);
2081 
2082 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2083 	if (((hw->aq.api_maj_ver >= 1) && (hw->aq.api_min_ver >= 5)) ||
2084 	    (hw->aq.api_maj_ver > 1))
2085 		cmd->valid_flags |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_TX);
2086 
2087 	cmd->seid = cpu_to_le16(seid);
2088 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2089 
2090 	return status;
2091 }
2092 
2093 /**
2094  * i40e_aq_set_vsi_multicast_promiscuous
2095  * @hw: pointer to the hw struct
2096  * @seid: vsi number
2097  * @set: set multicast promiscuous enable/disable
2098  * @cmd_details: pointer to command details structure or NULL
2099  **/
2100 i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
2101 				u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
2102 {
2103 	struct i40e_aq_desc desc;
2104 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2105 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2106 	i40e_status status;
2107 	u16 flags = 0;
2108 
2109 	i40e_fill_default_direct_cmd_desc(&desc,
2110 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2111 
2112 	if (set)
2113 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2114 
2115 	cmd->promiscuous_flags = cpu_to_le16(flags);
2116 
2117 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2118 
2119 	cmd->seid = cpu_to_le16(seid);
2120 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2121 
2122 	return status;
2123 }
2124 
2125 /**
2126  * i40e_aq_set_vsi_mc_promisc_on_vlan
2127  * @hw: pointer to the hw struct
2128  * @seid: vsi number
2129  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2130  * @vid: The VLAN tag filter - capture any multicast packet with this VLAN tag
2131  * @cmd_details: pointer to command details structure or NULL
2132  **/
2133 enum i40e_status_code i40e_aq_set_vsi_mc_promisc_on_vlan(struct i40e_hw *hw,
2134 							 u16 seid, bool enable,
2135 							 u16 vid,
2136 				struct i40e_asq_cmd_details *cmd_details)
2137 {
2138 	struct i40e_aq_desc desc;
2139 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2140 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2141 	enum i40e_status_code status;
2142 	u16 flags = 0;
2143 
2144 	i40e_fill_default_direct_cmd_desc(&desc,
2145 					  i40e_aqc_opc_set_vsi_promiscuous_modes);
2146 
2147 	if (enable)
2148 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2149 
2150 	cmd->promiscuous_flags = cpu_to_le16(flags);
2151 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2152 	cmd->seid = cpu_to_le16(seid);
2153 	cmd->vlan_tag = cpu_to_le16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2154 
2155 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2156 
2157 	return status;
2158 }
2159 
2160 /**
2161  * i40e_aq_set_vsi_uc_promisc_on_vlan
2162  * @hw: pointer to the hw struct
2163  * @seid: vsi number
2164  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2165  * @vid: The VLAN tag filter - capture any unicast packet with this VLAN tag
2166  * @cmd_details: pointer to command details structure or NULL
2167  **/
2168 enum i40e_status_code i40e_aq_set_vsi_uc_promisc_on_vlan(struct i40e_hw *hw,
2169 							 u16 seid, bool enable,
2170 							 u16 vid,
2171 				struct i40e_asq_cmd_details *cmd_details)
2172 {
2173 	struct i40e_aq_desc desc;
2174 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2175 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2176 	enum i40e_status_code status;
2177 	u16 flags = 0;
2178 
2179 	i40e_fill_default_direct_cmd_desc(&desc,
2180 					  i40e_aqc_opc_set_vsi_promiscuous_modes);
2181 
2182 	if (enable)
2183 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2184 
2185 	cmd->promiscuous_flags = cpu_to_le16(flags);
2186 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2187 	cmd->seid = cpu_to_le16(seid);
2188 	cmd->vlan_tag = cpu_to_le16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2189 
2190 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2191 
2192 	return status;
2193 }
2194 
2195 /**
2196  * i40e_aq_set_vsi_bc_promisc_on_vlan
2197  * @hw: pointer to the hw struct
2198  * @seid: vsi number
2199  * @enable: set broadcast promiscuous enable/disable for a given VLAN
2200  * @vid: The VLAN tag filter - capture any broadcast packet with this VLAN tag
2201  * @cmd_details: pointer to command details structure or NULL
2202  **/
2203 i40e_status i40e_aq_set_vsi_bc_promisc_on_vlan(struct i40e_hw *hw,
2204 				u16 seid, bool enable, u16 vid,
2205 				struct i40e_asq_cmd_details *cmd_details)
2206 {
2207 	struct i40e_aq_desc desc;
2208 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2209 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2210 	i40e_status status;
2211 	u16 flags = 0;
2212 
2213 	i40e_fill_default_direct_cmd_desc(&desc,
2214 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2215 
2216 	if (enable)
2217 		flags |= I40E_AQC_SET_VSI_PROMISC_BROADCAST;
2218 
2219 	cmd->promiscuous_flags = cpu_to_le16(flags);
2220 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2221 	cmd->seid = cpu_to_le16(seid);
2222 	cmd->vlan_tag = cpu_to_le16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2223 
2224 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2225 
2226 	return status;
2227 }
2228 
2229 /**
2230  * i40e_aq_set_vsi_broadcast
2231  * @hw: pointer to the hw struct
2232  * @seid: vsi number
2233  * @set_filter: true to set filter, false to clear filter
2234  * @cmd_details: pointer to command details structure or NULL
2235  *
2236  * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
2237  **/
2238 i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
2239 				u16 seid, bool set_filter,
2240 				struct i40e_asq_cmd_details *cmd_details)
2241 {
2242 	struct i40e_aq_desc desc;
2243 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2244 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2245 	i40e_status status;
2246 
2247 	i40e_fill_default_direct_cmd_desc(&desc,
2248 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2249 
2250 	if (set_filter)
2251 		cmd->promiscuous_flags
2252 			    |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2253 	else
2254 		cmd->promiscuous_flags
2255 			    &= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2256 
2257 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2258 	cmd->seid = cpu_to_le16(seid);
2259 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2260 
2261 	return status;
2262 }
2263 
2264 /**
2265  * i40e_aq_set_vsi_vlan_promisc - control the VLAN promiscuous setting
2266  * @hw: pointer to the hw struct
2267  * @seid: vsi number
2268  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2269  * @cmd_details: pointer to command details structure or NULL
2270  **/
2271 i40e_status i40e_aq_set_vsi_vlan_promisc(struct i40e_hw *hw,
2272 				       u16 seid, bool enable,
2273 				       struct i40e_asq_cmd_details *cmd_details)
2274 {
2275 	struct i40e_aq_desc desc;
2276 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2277 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2278 	i40e_status status;
2279 	u16 flags = 0;
2280 
2281 	i40e_fill_default_direct_cmd_desc(&desc,
2282 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2283 	if (enable)
2284 		flags |= I40E_AQC_SET_VSI_PROMISC_VLAN;
2285 
2286 	cmd->promiscuous_flags = cpu_to_le16(flags);
2287 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_VLAN);
2288 	cmd->seid = cpu_to_le16(seid);
2289 
2290 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2291 
2292 	return status;
2293 }
2294 
2295 /**
2296  * i40e_get_vsi_params - get VSI configuration info
2297  * @hw: pointer to the hw struct
2298  * @vsi_ctx: pointer to a vsi context struct
2299  * @cmd_details: pointer to command details structure or NULL
2300  **/
2301 i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw,
2302 				struct i40e_vsi_context *vsi_ctx,
2303 				struct i40e_asq_cmd_details *cmd_details)
2304 {
2305 	struct i40e_aq_desc desc;
2306 	struct i40e_aqc_add_get_update_vsi *cmd =
2307 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2308 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2309 		(struct i40e_aqc_add_get_update_vsi_completion *)
2310 		&desc.params.raw;
2311 	i40e_status status;
2312 
2313 	i40e_fill_default_direct_cmd_desc(&desc,
2314 					  i40e_aqc_opc_get_vsi_parameters);
2315 
2316 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
2317 
2318 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2319 
2320 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2321 				    sizeof(vsi_ctx->info), NULL);
2322 
2323 	if (status)
2324 		goto aq_get_vsi_params_exit;
2325 
2326 	vsi_ctx->seid = le16_to_cpu(resp->seid);
2327 	vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
2328 	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
2329 	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
2330 
2331 aq_get_vsi_params_exit:
2332 	return status;
2333 }
2334 
2335 /**
2336  * i40e_aq_update_vsi_params
2337  * @hw: pointer to the hw struct
2338  * @vsi_ctx: pointer to a vsi context struct
2339  * @cmd_details: pointer to command details structure or NULL
2340  *
2341  * Update a VSI context.
2342  **/
2343 i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw,
2344 				struct i40e_vsi_context *vsi_ctx,
2345 				struct i40e_asq_cmd_details *cmd_details)
2346 {
2347 	struct i40e_aq_desc desc;
2348 	struct i40e_aqc_add_get_update_vsi *cmd =
2349 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2350 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2351 		(struct i40e_aqc_add_get_update_vsi_completion *)
2352 		&desc.params.raw;
2353 	i40e_status status;
2354 
2355 	i40e_fill_default_direct_cmd_desc(&desc,
2356 					  i40e_aqc_opc_update_vsi_parameters);
2357 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
2358 
2359 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2360 
2361 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2362 				    sizeof(vsi_ctx->info), cmd_details);
2363 
2364 	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
2365 	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
2366 
2367 	return status;
2368 }
2369 
2370 /**
2371  * i40e_aq_get_switch_config
2372  * @hw: pointer to the hardware structure
2373  * @buf: pointer to the result buffer
2374  * @buf_size: length of input buffer
2375  * @start_seid: seid to start for the report, 0 == beginning
2376  * @cmd_details: pointer to command details structure or NULL
2377  *
2378  * Fill the buf with switch configuration returned from AdminQ command
2379  **/
2380 i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
2381 				struct i40e_aqc_get_switch_config_resp *buf,
2382 				u16 buf_size, u16 *start_seid,
2383 				struct i40e_asq_cmd_details *cmd_details)
2384 {
2385 	struct i40e_aq_desc desc;
2386 	struct i40e_aqc_switch_seid *scfg =
2387 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
2388 	i40e_status status;
2389 
2390 	i40e_fill_default_direct_cmd_desc(&desc,
2391 					  i40e_aqc_opc_get_switch_config);
2392 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2393 	if (buf_size > I40E_AQ_LARGE_BUF)
2394 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2395 	scfg->seid = cpu_to_le16(*start_seid);
2396 
2397 	status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
2398 	*start_seid = le16_to_cpu(scfg->seid);
2399 
2400 	return status;
2401 }
2402 
2403 /**
2404  * i40e_aq_set_switch_config
2405  * @hw: pointer to the hardware structure
2406  * @flags: bit flag values to set
2407  * @valid_flags: which bit flags to set
2408  * @cmd_details: pointer to command details structure or NULL
2409  *
2410  * Set switch configuration bits
2411  **/
2412 enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
2413 						u16 flags,
2414 						u16 valid_flags,
2415 				struct i40e_asq_cmd_details *cmd_details)
2416 {
2417 	struct i40e_aq_desc desc;
2418 	struct i40e_aqc_set_switch_config *scfg =
2419 		(struct i40e_aqc_set_switch_config *)&desc.params.raw;
2420 	enum i40e_status_code status;
2421 
2422 	i40e_fill_default_direct_cmd_desc(&desc,
2423 					  i40e_aqc_opc_set_switch_config);
2424 	scfg->flags = cpu_to_le16(flags);
2425 	scfg->valid_flags = cpu_to_le16(valid_flags);
2426 	if (hw->flags & I40E_HW_FLAG_802_1AD_CAPABLE) {
2427 		scfg->switch_tag = cpu_to_le16(hw->switch_tag);
2428 		scfg->first_tag = cpu_to_le16(hw->first_tag);
2429 		scfg->second_tag = cpu_to_le16(hw->second_tag);
2430 	}
2431 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2432 
2433 	return status;
2434 }
2435 
2436 /**
2437  * i40e_aq_get_firmware_version
2438  * @hw: pointer to the hw struct
2439  * @fw_major_version: firmware major version
2440  * @fw_minor_version: firmware minor version
2441  * @fw_build: firmware build number
2442  * @api_major_version: major queue version
2443  * @api_minor_version: minor queue version
2444  * @cmd_details: pointer to command details structure or NULL
2445  *
2446  * Get the firmware version from the admin queue commands
2447  **/
2448 i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw,
2449 				u16 *fw_major_version, u16 *fw_minor_version,
2450 				u32 *fw_build,
2451 				u16 *api_major_version, u16 *api_minor_version,
2452 				struct i40e_asq_cmd_details *cmd_details)
2453 {
2454 	struct i40e_aq_desc desc;
2455 	struct i40e_aqc_get_version *resp =
2456 		(struct i40e_aqc_get_version *)&desc.params.raw;
2457 	i40e_status status;
2458 
2459 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
2460 
2461 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2462 
2463 	if (!status) {
2464 		if (fw_major_version)
2465 			*fw_major_version = le16_to_cpu(resp->fw_major);
2466 		if (fw_minor_version)
2467 			*fw_minor_version = le16_to_cpu(resp->fw_minor);
2468 		if (fw_build)
2469 			*fw_build = le32_to_cpu(resp->fw_build);
2470 		if (api_major_version)
2471 			*api_major_version = le16_to_cpu(resp->api_major);
2472 		if (api_minor_version)
2473 			*api_minor_version = le16_to_cpu(resp->api_minor);
2474 	}
2475 
2476 	return status;
2477 }
2478 
2479 /**
2480  * i40e_aq_send_driver_version
2481  * @hw: pointer to the hw struct
2482  * @dv: driver's major, minor version
2483  * @cmd_details: pointer to command details structure or NULL
2484  *
2485  * Send the driver version to the firmware
2486  **/
2487 i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw,
2488 				struct i40e_driver_version *dv,
2489 				struct i40e_asq_cmd_details *cmd_details)
2490 {
2491 	struct i40e_aq_desc desc;
2492 	struct i40e_aqc_driver_version *cmd =
2493 		(struct i40e_aqc_driver_version *)&desc.params.raw;
2494 	i40e_status status;
2495 	u16 len;
2496 
2497 	if (dv == NULL)
2498 		return I40E_ERR_PARAM;
2499 
2500 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
2501 
2502 	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
2503 	cmd->driver_major_ver = dv->major_version;
2504 	cmd->driver_minor_ver = dv->minor_version;
2505 	cmd->driver_build_ver = dv->build_version;
2506 	cmd->driver_subbuild_ver = dv->subbuild_version;
2507 
2508 	len = 0;
2509 	while (len < sizeof(dv->driver_string) &&
2510 	       (dv->driver_string[len] < 0x80) &&
2511 	       dv->driver_string[len])
2512 		len++;
2513 	status = i40e_asq_send_command(hw, &desc, dv->driver_string,
2514 				       len, cmd_details);
2515 
2516 	return status;
2517 }
2518 
2519 /**
2520  * i40e_get_link_status - get status of the HW network link
2521  * @hw: pointer to the hw struct
2522  * @link_up: pointer to bool (true/false = linkup/linkdown)
2523  *
2524  * Variable link_up true if link is up, false if link is down.
2525  * The variable link_up is invalid if returned value of status != 0
2526  *
2527  * Side effect: LinkStatusEvent reporting becomes enabled
2528  **/
2529 i40e_status i40e_get_link_status(struct i40e_hw *hw, bool *link_up)
2530 {
2531 	i40e_status status = 0;
2532 
2533 	if (hw->phy.get_link_info) {
2534 		status = i40e_update_link_info(hw);
2535 
2536 		if (status)
2537 			i40e_debug(hw, I40E_DEBUG_LINK, "get link failed: status %d\n",
2538 				   status);
2539 	}
2540 
2541 	*link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
2542 
2543 	return status;
2544 }
2545 
2546 /**
2547  * i40e_updatelink_status - update status of the HW network link
2548  * @hw: pointer to the hw struct
2549  **/
2550 i40e_status i40e_update_link_info(struct i40e_hw *hw)
2551 {
2552 	struct i40e_aq_get_phy_abilities_resp abilities;
2553 	i40e_status status = 0;
2554 
2555 	status = i40e_aq_get_link_info(hw, true, NULL, NULL);
2556 	if (status)
2557 		return status;
2558 
2559 	/* extra checking needed to ensure link info to user is timely */
2560 	if ((hw->phy.link_info.link_info & I40E_AQ_MEDIA_AVAILABLE) &&
2561 	    ((hw->phy.link_info.link_info & I40E_AQ_LINK_UP) ||
2562 	     !(hw->phy.link_info_old.link_info & I40E_AQ_LINK_UP))) {
2563 		status = i40e_aq_get_phy_capabilities(hw, false, false,
2564 						      &abilities, NULL);
2565 		if (status)
2566 			return status;
2567 
2568 		hw->phy.link_info.req_fec_info =
2569 			abilities.fec_cfg_curr_mod_ext_info &
2570 			(I40E_AQ_REQUEST_FEC_KR | I40E_AQ_REQUEST_FEC_RS);
2571 
2572 		memcpy(hw->phy.link_info.module_type, &abilities.module_type,
2573 		       sizeof(hw->phy.link_info.module_type));
2574 	}
2575 
2576 	return status;
2577 }
2578 
2579 /**
2580  * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
2581  * @hw: pointer to the hw struct
2582  * @uplink_seid: the MAC or other gizmo SEID
2583  * @downlink_seid: the VSI SEID
2584  * @enabled_tc: bitmap of TCs to be enabled
2585  * @default_port: true for default port VSI, false for control port
2586  * @veb_seid: pointer to where to put the resulting VEB SEID
2587  * @enable_stats: true to turn on VEB stats
2588  * @cmd_details: pointer to command details structure or NULL
2589  *
2590  * This asks the FW to add a VEB between the uplink and downlink
2591  * elements.  If the uplink SEID is 0, this will be a floating VEB.
2592  **/
2593 i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
2594 				u16 downlink_seid, u8 enabled_tc,
2595 				bool default_port, u16 *veb_seid,
2596 				bool enable_stats,
2597 				struct i40e_asq_cmd_details *cmd_details)
2598 {
2599 	struct i40e_aq_desc desc;
2600 	struct i40e_aqc_add_veb *cmd =
2601 		(struct i40e_aqc_add_veb *)&desc.params.raw;
2602 	struct i40e_aqc_add_veb_completion *resp =
2603 		(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
2604 	i40e_status status;
2605 	u16 veb_flags = 0;
2606 
2607 	/* SEIDs need to either both be set or both be 0 for floating VEB */
2608 	if (!!uplink_seid != !!downlink_seid)
2609 		return I40E_ERR_PARAM;
2610 
2611 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
2612 
2613 	cmd->uplink_seid = cpu_to_le16(uplink_seid);
2614 	cmd->downlink_seid = cpu_to_le16(downlink_seid);
2615 	cmd->enable_tcs = enabled_tc;
2616 	if (!uplink_seid)
2617 		veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
2618 	if (default_port)
2619 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
2620 	else
2621 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
2622 
2623 	/* reverse logic here: set the bitflag to disable the stats */
2624 	if (!enable_stats)
2625 		veb_flags |= I40E_AQC_ADD_VEB_ENABLE_DISABLE_STATS;
2626 
2627 	cmd->veb_flags = cpu_to_le16(veb_flags);
2628 
2629 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2630 
2631 	if (!status && veb_seid)
2632 		*veb_seid = le16_to_cpu(resp->veb_seid);
2633 
2634 	return status;
2635 }
2636 
2637 /**
2638  * i40e_aq_get_veb_parameters - Retrieve VEB parameters
2639  * @hw: pointer to the hw struct
2640  * @veb_seid: the SEID of the VEB to query
2641  * @switch_id: the uplink switch id
2642  * @floating: set to true if the VEB is floating
2643  * @statistic_index: index of the stats counter block for this VEB
2644  * @vebs_used: number of VEB's used by function
2645  * @vebs_free: total VEB's not reserved by any function
2646  * @cmd_details: pointer to command details structure or NULL
2647  *
2648  * This retrieves the parameters for a particular VEB, specified by
2649  * uplink_seid, and returns them to the caller.
2650  **/
2651 i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw,
2652 				u16 veb_seid, u16 *switch_id,
2653 				bool *floating, u16 *statistic_index,
2654 				u16 *vebs_used, u16 *vebs_free,
2655 				struct i40e_asq_cmd_details *cmd_details)
2656 {
2657 	struct i40e_aq_desc desc;
2658 	struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
2659 		(struct i40e_aqc_get_veb_parameters_completion *)
2660 		&desc.params.raw;
2661 	i40e_status status;
2662 
2663 	if (veb_seid == 0)
2664 		return I40E_ERR_PARAM;
2665 
2666 	i40e_fill_default_direct_cmd_desc(&desc,
2667 					  i40e_aqc_opc_get_veb_parameters);
2668 	cmd_resp->seid = cpu_to_le16(veb_seid);
2669 
2670 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2671 	if (status)
2672 		goto get_veb_exit;
2673 
2674 	if (switch_id)
2675 		*switch_id = le16_to_cpu(cmd_resp->switch_id);
2676 	if (statistic_index)
2677 		*statistic_index = le16_to_cpu(cmd_resp->statistic_index);
2678 	if (vebs_used)
2679 		*vebs_used = le16_to_cpu(cmd_resp->vebs_used);
2680 	if (vebs_free)
2681 		*vebs_free = le16_to_cpu(cmd_resp->vebs_free);
2682 	if (floating) {
2683 		u16 flags = le16_to_cpu(cmd_resp->veb_flags);
2684 
2685 		if (flags & I40E_AQC_ADD_VEB_FLOATING)
2686 			*floating = true;
2687 		else
2688 			*floating = false;
2689 	}
2690 
2691 get_veb_exit:
2692 	return status;
2693 }
2694 
2695 /**
2696  * i40e_aq_add_macvlan
2697  * @hw: pointer to the hw struct
2698  * @seid: VSI for the mac address
2699  * @mv_list: list of macvlans to be added
2700  * @count: length of the list
2701  * @cmd_details: pointer to command details structure or NULL
2702  *
2703  * Add MAC/VLAN addresses to the HW filtering
2704  **/
2705 i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
2706 			struct i40e_aqc_add_macvlan_element_data *mv_list,
2707 			u16 count, struct i40e_asq_cmd_details *cmd_details)
2708 {
2709 	struct i40e_aq_desc desc;
2710 	struct i40e_aqc_macvlan *cmd =
2711 		(struct i40e_aqc_macvlan *)&desc.params.raw;
2712 	i40e_status status;
2713 	u16 buf_size;
2714 	int i;
2715 
2716 	if (count == 0 || !mv_list || !hw)
2717 		return I40E_ERR_PARAM;
2718 
2719 	buf_size = count * sizeof(*mv_list);
2720 
2721 	/* prep the rest of the request */
2722 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
2723 	cmd->num_addresses = cpu_to_le16(count);
2724 	cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2725 	cmd->seid[1] = 0;
2726 	cmd->seid[2] = 0;
2727 
2728 	for (i = 0; i < count; i++)
2729 		if (is_multicast_ether_addr(mv_list[i].mac_addr))
2730 			mv_list[i].flags |=
2731 			       cpu_to_le16(I40E_AQC_MACVLAN_ADD_USE_SHARED_MAC);
2732 
2733 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2734 	if (buf_size > I40E_AQ_LARGE_BUF)
2735 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2736 
2737 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2738 				       cmd_details);
2739 
2740 	return status;
2741 }
2742 
2743 /**
2744  * i40e_aq_remove_macvlan
2745  * @hw: pointer to the hw struct
2746  * @seid: VSI for the mac address
2747  * @mv_list: list of macvlans to be removed
2748  * @count: length of the list
2749  * @cmd_details: pointer to command details structure or NULL
2750  *
2751  * Remove MAC/VLAN addresses from the HW filtering
2752  **/
2753 i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
2754 			struct i40e_aqc_remove_macvlan_element_data *mv_list,
2755 			u16 count, struct i40e_asq_cmd_details *cmd_details)
2756 {
2757 	struct i40e_aq_desc desc;
2758 	struct i40e_aqc_macvlan *cmd =
2759 		(struct i40e_aqc_macvlan *)&desc.params.raw;
2760 	i40e_status status;
2761 	u16 buf_size;
2762 
2763 	if (count == 0 || !mv_list || !hw)
2764 		return I40E_ERR_PARAM;
2765 
2766 	buf_size = count * sizeof(*mv_list);
2767 
2768 	/* prep the rest of the request */
2769 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
2770 	cmd->num_addresses = cpu_to_le16(count);
2771 	cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2772 	cmd->seid[1] = 0;
2773 	cmd->seid[2] = 0;
2774 
2775 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2776 	if (buf_size > I40E_AQ_LARGE_BUF)
2777 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2778 
2779 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2780 				       cmd_details);
2781 
2782 	return status;
2783 }
2784 
2785 /**
2786  * i40e_mirrorrule_op - Internal helper function to add/delete mirror rule
2787  * @hw: pointer to the hw struct
2788  * @opcode: AQ opcode for add or delete mirror rule
2789  * @sw_seid: Switch SEID (to which rule refers)
2790  * @rule_type: Rule Type (ingress/egress/VLAN)
2791  * @id: Destination VSI SEID or Rule ID
2792  * @count: length of the list
2793  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
2794  * @cmd_details: pointer to command details structure or NULL
2795  * @rule_id: Rule ID returned from FW
2796  * @rule_used: Number of rules used in internal switch
2797  * @rule_free: Number of rules free in internal switch
2798  *
2799  * Add/Delete a mirror rule to a specific switch. Mirror rules are supported for
2800  * VEBs/VEPA elements only
2801  **/
2802 static i40e_status i40e_mirrorrule_op(struct i40e_hw *hw,
2803 				u16 opcode, u16 sw_seid, u16 rule_type, u16 id,
2804 				u16 count, __le16 *mr_list,
2805 				struct i40e_asq_cmd_details *cmd_details,
2806 				u16 *rule_id, u16 *rules_used, u16 *rules_free)
2807 {
2808 	struct i40e_aq_desc desc;
2809 	struct i40e_aqc_add_delete_mirror_rule *cmd =
2810 		(struct i40e_aqc_add_delete_mirror_rule *)&desc.params.raw;
2811 	struct i40e_aqc_add_delete_mirror_rule_completion *resp =
2812 	(struct i40e_aqc_add_delete_mirror_rule_completion *)&desc.params.raw;
2813 	i40e_status status;
2814 	u16 buf_size;
2815 
2816 	buf_size = count * sizeof(*mr_list);
2817 
2818 	/* prep the rest of the request */
2819 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
2820 	cmd->seid = cpu_to_le16(sw_seid);
2821 	cmd->rule_type = cpu_to_le16(rule_type &
2822 				     I40E_AQC_MIRROR_RULE_TYPE_MASK);
2823 	cmd->num_entries = cpu_to_le16(count);
2824 	/* Dest VSI for add, rule_id for delete */
2825 	cmd->destination = cpu_to_le16(id);
2826 	if (mr_list) {
2827 		desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
2828 						I40E_AQ_FLAG_RD));
2829 		if (buf_size > I40E_AQ_LARGE_BUF)
2830 			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2831 	}
2832 
2833 	status = i40e_asq_send_command(hw, &desc, mr_list, buf_size,
2834 				       cmd_details);
2835 	if (!status ||
2836 	    hw->aq.asq_last_status == I40E_AQ_RC_ENOSPC) {
2837 		if (rule_id)
2838 			*rule_id = le16_to_cpu(resp->rule_id);
2839 		if (rules_used)
2840 			*rules_used = le16_to_cpu(resp->mirror_rules_used);
2841 		if (rules_free)
2842 			*rules_free = le16_to_cpu(resp->mirror_rules_free);
2843 	}
2844 	return status;
2845 }
2846 
2847 /**
2848  * i40e_aq_add_mirrorrule - add a mirror rule
2849  * @hw: pointer to the hw struct
2850  * @sw_seid: Switch SEID (to which rule refers)
2851  * @rule_type: Rule Type (ingress/egress/VLAN)
2852  * @dest_vsi: SEID of VSI to which packets will be mirrored
2853  * @count: length of the list
2854  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
2855  * @cmd_details: pointer to command details structure or NULL
2856  * @rule_id: Rule ID returned from FW
2857  * @rule_used: Number of rules used in internal switch
2858  * @rule_free: Number of rules free in internal switch
2859  *
2860  * Add mirror rule. Mirror rules are supported for VEBs or VEPA elements only
2861  **/
2862 i40e_status i40e_aq_add_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
2863 			u16 rule_type, u16 dest_vsi, u16 count, __le16 *mr_list,
2864 			struct i40e_asq_cmd_details *cmd_details,
2865 			u16 *rule_id, u16 *rules_used, u16 *rules_free)
2866 {
2867 	if (!(rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_INGRESS ||
2868 	    rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_EGRESS)) {
2869 		if (count == 0 || !mr_list)
2870 			return I40E_ERR_PARAM;
2871 	}
2872 
2873 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_add_mirror_rule, sw_seid,
2874 				  rule_type, dest_vsi, count, mr_list,
2875 				  cmd_details, rule_id, rules_used, rules_free);
2876 }
2877 
2878 /**
2879  * i40e_aq_delete_mirrorrule - delete a mirror rule
2880  * @hw: pointer to the hw struct
2881  * @sw_seid: Switch SEID (to which rule refers)
2882  * @rule_type: Rule Type (ingress/egress/VLAN)
2883  * @count: length of the list
2884  * @rule_id: Rule ID that is returned in the receive desc as part of
2885  *		add_mirrorrule.
2886  * @mr_list: list of mirrored VLAN IDs to be removed
2887  * @cmd_details: pointer to command details structure or NULL
2888  * @rule_used: Number of rules used in internal switch
2889  * @rule_free: Number of rules free in internal switch
2890  *
2891  * Delete a mirror rule. Mirror rules are supported for VEBs/VEPA elements only
2892  **/
2893 i40e_status i40e_aq_delete_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
2894 			u16 rule_type, u16 rule_id, u16 count, __le16 *mr_list,
2895 			struct i40e_asq_cmd_details *cmd_details,
2896 			u16 *rules_used, u16 *rules_free)
2897 {
2898 	/* Rule ID has to be valid except rule_type: INGRESS VLAN mirroring */
2899 	if (rule_type == I40E_AQC_MIRROR_RULE_TYPE_VLAN) {
2900 		/* count and mr_list shall be valid for rule_type INGRESS VLAN
2901 		 * mirroring. For other rule_type, count and rule_type should
2902 		 * not matter.
2903 		 */
2904 		if (count == 0 || !mr_list)
2905 			return I40E_ERR_PARAM;
2906 	}
2907 
2908 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_delete_mirror_rule, sw_seid,
2909 				  rule_type, rule_id, count, mr_list,
2910 				  cmd_details, NULL, rules_used, rules_free);
2911 }
2912 
2913 /**
2914  * i40e_aq_send_msg_to_vf
2915  * @hw: pointer to the hardware structure
2916  * @vfid: VF id to send msg
2917  * @v_opcode: opcodes for VF-PF communication
2918  * @v_retval: return error code
2919  * @msg: pointer to the msg buffer
2920  * @msglen: msg length
2921  * @cmd_details: pointer to command details
2922  *
2923  * send msg to vf
2924  **/
2925 i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
2926 				u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
2927 				struct i40e_asq_cmd_details *cmd_details)
2928 {
2929 	struct i40e_aq_desc desc;
2930 	struct i40e_aqc_pf_vf_message *cmd =
2931 		(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
2932 	i40e_status status;
2933 
2934 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
2935 	cmd->id = cpu_to_le32(vfid);
2936 	desc.cookie_high = cpu_to_le32(v_opcode);
2937 	desc.cookie_low = cpu_to_le32(v_retval);
2938 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
2939 	if (msglen) {
2940 		desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
2941 						I40E_AQ_FLAG_RD));
2942 		if (msglen > I40E_AQ_LARGE_BUF)
2943 			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2944 		desc.datalen = cpu_to_le16(msglen);
2945 	}
2946 	status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
2947 
2948 	return status;
2949 }
2950 
2951 /**
2952  * i40e_aq_debug_read_register
2953  * @hw: pointer to the hw struct
2954  * @reg_addr: register address
2955  * @reg_val: register value
2956  * @cmd_details: pointer to command details structure or NULL
2957  *
2958  * Read the register using the admin queue commands
2959  **/
2960 i40e_status i40e_aq_debug_read_register(struct i40e_hw *hw,
2961 				u32 reg_addr, u64 *reg_val,
2962 				struct i40e_asq_cmd_details *cmd_details)
2963 {
2964 	struct i40e_aq_desc desc;
2965 	struct i40e_aqc_debug_reg_read_write *cmd_resp =
2966 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
2967 	i40e_status status;
2968 
2969 	if (reg_val == NULL)
2970 		return I40E_ERR_PARAM;
2971 
2972 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_read_reg);
2973 
2974 	cmd_resp->address = cpu_to_le32(reg_addr);
2975 
2976 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2977 
2978 	if (!status) {
2979 		*reg_val = ((u64)le32_to_cpu(cmd_resp->value_high) << 32) |
2980 			   (u64)le32_to_cpu(cmd_resp->value_low);
2981 	}
2982 
2983 	return status;
2984 }
2985 
2986 /**
2987  * i40e_aq_debug_write_register
2988  * @hw: pointer to the hw struct
2989  * @reg_addr: register address
2990  * @reg_val: register value
2991  * @cmd_details: pointer to command details structure or NULL
2992  *
2993  * Write to a register using the admin queue commands
2994  **/
2995 i40e_status i40e_aq_debug_write_register(struct i40e_hw *hw,
2996 					u32 reg_addr, u64 reg_val,
2997 					struct i40e_asq_cmd_details *cmd_details)
2998 {
2999 	struct i40e_aq_desc desc;
3000 	struct i40e_aqc_debug_reg_read_write *cmd =
3001 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
3002 	i40e_status status;
3003 
3004 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_write_reg);
3005 
3006 	cmd->address = cpu_to_le32(reg_addr);
3007 	cmd->value_high = cpu_to_le32((u32)(reg_val >> 32));
3008 	cmd->value_low = cpu_to_le32((u32)(reg_val & 0xFFFFFFFF));
3009 
3010 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3011 
3012 	return status;
3013 }
3014 
3015 /**
3016  * i40e_aq_request_resource
3017  * @hw: pointer to the hw struct
3018  * @resource: resource id
3019  * @access: access type
3020  * @sdp_number: resource number
3021  * @timeout: the maximum time in ms that the driver may hold the resource
3022  * @cmd_details: pointer to command details structure or NULL
3023  *
3024  * requests common resource using the admin queue commands
3025  **/
3026 i40e_status i40e_aq_request_resource(struct i40e_hw *hw,
3027 				enum i40e_aq_resources_ids resource,
3028 				enum i40e_aq_resource_access_type access,
3029 				u8 sdp_number, u64 *timeout,
3030 				struct i40e_asq_cmd_details *cmd_details)
3031 {
3032 	struct i40e_aq_desc desc;
3033 	struct i40e_aqc_request_resource *cmd_resp =
3034 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3035 	i40e_status status;
3036 
3037 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
3038 
3039 	cmd_resp->resource_id = cpu_to_le16(resource);
3040 	cmd_resp->access_type = cpu_to_le16(access);
3041 	cmd_resp->resource_number = cpu_to_le32(sdp_number);
3042 
3043 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3044 	/* The completion specifies the maximum time in ms that the driver
3045 	 * may hold the resource in the Timeout field.
3046 	 * If the resource is held by someone else, the command completes with
3047 	 * busy return value and the timeout field indicates the maximum time
3048 	 * the current owner of the resource has to free it.
3049 	 */
3050 	if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
3051 		*timeout = le32_to_cpu(cmd_resp->timeout);
3052 
3053 	return status;
3054 }
3055 
3056 /**
3057  * i40e_aq_release_resource
3058  * @hw: pointer to the hw struct
3059  * @resource: resource id
3060  * @sdp_number: resource number
3061  * @cmd_details: pointer to command details structure or NULL
3062  *
3063  * release common resource using the admin queue commands
3064  **/
3065 i40e_status i40e_aq_release_resource(struct i40e_hw *hw,
3066 				enum i40e_aq_resources_ids resource,
3067 				u8 sdp_number,
3068 				struct i40e_asq_cmd_details *cmd_details)
3069 {
3070 	struct i40e_aq_desc desc;
3071 	struct i40e_aqc_request_resource *cmd =
3072 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3073 	i40e_status status;
3074 
3075 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
3076 
3077 	cmd->resource_id = cpu_to_le16(resource);
3078 	cmd->resource_number = cpu_to_le32(sdp_number);
3079 
3080 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3081 
3082 	return status;
3083 }
3084 
3085 /**
3086  * i40e_aq_read_nvm
3087  * @hw: pointer to the hw struct
3088  * @module_pointer: module pointer location in words from the NVM beginning
3089  * @offset: byte offset from the module beginning
3090  * @length: length of the section to be read (in bytes from the offset)
3091  * @data: command buffer (size [bytes] = length)
3092  * @last_command: tells if this is the last command in a series
3093  * @cmd_details: pointer to command details structure or NULL
3094  *
3095  * Read the NVM using the admin queue commands
3096  **/
3097 i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
3098 				u32 offset, u16 length, void *data,
3099 				bool last_command,
3100 				struct i40e_asq_cmd_details *cmd_details)
3101 {
3102 	struct i40e_aq_desc desc;
3103 	struct i40e_aqc_nvm_update *cmd =
3104 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3105 	i40e_status status;
3106 
3107 	/* In offset the highest byte must be zeroed. */
3108 	if (offset & 0xFF000000) {
3109 		status = I40E_ERR_PARAM;
3110 		goto i40e_aq_read_nvm_exit;
3111 	}
3112 
3113 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
3114 
3115 	/* If this is the last command in a series, set the proper flag. */
3116 	if (last_command)
3117 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3118 	cmd->module_pointer = module_pointer;
3119 	cmd->offset = cpu_to_le32(offset);
3120 	cmd->length = cpu_to_le16(length);
3121 
3122 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3123 	if (length > I40E_AQ_LARGE_BUF)
3124 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3125 
3126 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3127 
3128 i40e_aq_read_nvm_exit:
3129 	return status;
3130 }
3131 
3132 /**
3133  * i40e_aq_erase_nvm
3134  * @hw: pointer to the hw struct
3135  * @module_pointer: module pointer location in words from the NVM beginning
3136  * @offset: offset in the module (expressed in 4 KB from module's beginning)
3137  * @length: length of the section to be erased (expressed in 4 KB)
3138  * @last_command: tells if this is the last command in a series
3139  * @cmd_details: pointer to command details structure or NULL
3140  *
3141  * Erase the NVM sector using the admin queue commands
3142  **/
3143 i40e_status i40e_aq_erase_nvm(struct i40e_hw *hw, u8 module_pointer,
3144 			      u32 offset, u16 length, bool last_command,
3145 			      struct i40e_asq_cmd_details *cmd_details)
3146 {
3147 	struct i40e_aq_desc desc;
3148 	struct i40e_aqc_nvm_update *cmd =
3149 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3150 	i40e_status status;
3151 
3152 	/* In offset the highest byte must be zeroed. */
3153 	if (offset & 0xFF000000) {
3154 		status = I40E_ERR_PARAM;
3155 		goto i40e_aq_erase_nvm_exit;
3156 	}
3157 
3158 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_erase);
3159 
3160 	/* If this is the last command in a series, set the proper flag. */
3161 	if (last_command)
3162 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3163 	cmd->module_pointer = module_pointer;
3164 	cmd->offset = cpu_to_le32(offset);
3165 	cmd->length = cpu_to_le16(length);
3166 
3167 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3168 
3169 i40e_aq_erase_nvm_exit:
3170 	return status;
3171 }
3172 
3173 /**
3174  * i40e_parse_discover_capabilities
3175  * @hw: pointer to the hw struct
3176  * @buff: pointer to a buffer containing device/function capability records
3177  * @cap_count: number of capability records in the list
3178  * @list_type_opc: type of capabilities list to parse
3179  *
3180  * Parse the device/function capabilities list.
3181  **/
3182 static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
3183 				     u32 cap_count,
3184 				     enum i40e_admin_queue_opc list_type_opc)
3185 {
3186 	struct i40e_aqc_list_capabilities_element_resp *cap;
3187 	u32 valid_functions, num_functions;
3188 	u32 number, logical_id, phys_id;
3189 	struct i40e_hw_capabilities *p;
3190 	u8 major_rev;
3191 	u32 i = 0;
3192 	u16 id;
3193 
3194 	cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
3195 
3196 	if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
3197 		p = &hw->dev_caps;
3198 	else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
3199 		p = &hw->func_caps;
3200 	else
3201 		return;
3202 
3203 	for (i = 0; i < cap_count; i++, cap++) {
3204 		id = le16_to_cpu(cap->id);
3205 		number = le32_to_cpu(cap->number);
3206 		logical_id = le32_to_cpu(cap->logical_id);
3207 		phys_id = le32_to_cpu(cap->phys_id);
3208 		major_rev = cap->major_rev;
3209 
3210 		switch (id) {
3211 		case I40E_AQ_CAP_ID_SWITCH_MODE:
3212 			p->switch_mode = number;
3213 			break;
3214 		case I40E_AQ_CAP_ID_MNG_MODE:
3215 			p->management_mode = number;
3216 			if (major_rev > 1) {
3217 				p->mng_protocols_over_mctp = logical_id;
3218 				i40e_debug(hw, I40E_DEBUG_INIT,
3219 					   "HW Capability: Protocols over MCTP = %d\n",
3220 					   p->mng_protocols_over_mctp);
3221 			} else {
3222 				p->mng_protocols_over_mctp = 0;
3223 			}
3224 			break;
3225 		case I40E_AQ_CAP_ID_NPAR_ACTIVE:
3226 			p->npar_enable = number;
3227 			break;
3228 		case I40E_AQ_CAP_ID_OS2BMC_CAP:
3229 			p->os2bmc = number;
3230 			break;
3231 		case I40E_AQ_CAP_ID_FUNCTIONS_VALID:
3232 			p->valid_functions = number;
3233 			break;
3234 		case I40E_AQ_CAP_ID_SRIOV:
3235 			if (number == 1)
3236 				p->sr_iov_1_1 = true;
3237 			break;
3238 		case I40E_AQ_CAP_ID_VF:
3239 			p->num_vfs = number;
3240 			p->vf_base_id = logical_id;
3241 			break;
3242 		case I40E_AQ_CAP_ID_VMDQ:
3243 			if (number == 1)
3244 				p->vmdq = true;
3245 			break;
3246 		case I40E_AQ_CAP_ID_8021QBG:
3247 			if (number == 1)
3248 				p->evb_802_1_qbg = true;
3249 			break;
3250 		case I40E_AQ_CAP_ID_8021QBR:
3251 			if (number == 1)
3252 				p->evb_802_1_qbh = true;
3253 			break;
3254 		case I40E_AQ_CAP_ID_VSI:
3255 			p->num_vsis = number;
3256 			break;
3257 		case I40E_AQ_CAP_ID_DCB:
3258 			if (number == 1) {
3259 				p->dcb = true;
3260 				p->enabled_tcmap = logical_id;
3261 				p->maxtc = phys_id;
3262 			}
3263 			break;
3264 		case I40E_AQ_CAP_ID_FCOE:
3265 			if (number == 1)
3266 				p->fcoe = true;
3267 			break;
3268 		case I40E_AQ_CAP_ID_ISCSI:
3269 			if (number == 1)
3270 				p->iscsi = true;
3271 			break;
3272 		case I40E_AQ_CAP_ID_RSS:
3273 			p->rss = true;
3274 			p->rss_table_size = number;
3275 			p->rss_table_entry_width = logical_id;
3276 			break;
3277 		case I40E_AQ_CAP_ID_RXQ:
3278 			p->num_rx_qp = number;
3279 			p->base_queue = phys_id;
3280 			break;
3281 		case I40E_AQ_CAP_ID_TXQ:
3282 			p->num_tx_qp = number;
3283 			p->base_queue = phys_id;
3284 			break;
3285 		case I40E_AQ_CAP_ID_MSIX:
3286 			p->num_msix_vectors = number;
3287 			i40e_debug(hw, I40E_DEBUG_INIT,
3288 				   "HW Capability: MSIX vector count = %d\n",
3289 				   p->num_msix_vectors);
3290 			break;
3291 		case I40E_AQ_CAP_ID_VF_MSIX:
3292 			p->num_msix_vectors_vf = number;
3293 			break;
3294 		case I40E_AQ_CAP_ID_FLEX10:
3295 			if (major_rev == 1) {
3296 				if (number == 1) {
3297 					p->flex10_enable = true;
3298 					p->flex10_capable = true;
3299 				}
3300 			} else {
3301 				/* Capability revision >= 2 */
3302 				if (number & 1)
3303 					p->flex10_enable = true;
3304 				if (number & 2)
3305 					p->flex10_capable = true;
3306 			}
3307 			p->flex10_mode = logical_id;
3308 			p->flex10_status = phys_id;
3309 			break;
3310 		case I40E_AQ_CAP_ID_CEM:
3311 			if (number == 1)
3312 				p->mgmt_cem = true;
3313 			break;
3314 		case I40E_AQ_CAP_ID_IWARP:
3315 			if (number == 1)
3316 				p->iwarp = true;
3317 			break;
3318 		case I40E_AQ_CAP_ID_LED:
3319 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
3320 				p->led[phys_id] = true;
3321 			break;
3322 		case I40E_AQ_CAP_ID_SDP:
3323 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
3324 				p->sdp[phys_id] = true;
3325 			break;
3326 		case I40E_AQ_CAP_ID_MDIO:
3327 			if (number == 1) {
3328 				p->mdio_port_num = phys_id;
3329 				p->mdio_port_mode = logical_id;
3330 			}
3331 			break;
3332 		case I40E_AQ_CAP_ID_1588:
3333 			if (number == 1)
3334 				p->ieee_1588 = true;
3335 			break;
3336 		case I40E_AQ_CAP_ID_FLOW_DIRECTOR:
3337 			p->fd = true;
3338 			p->fd_filters_guaranteed = number;
3339 			p->fd_filters_best_effort = logical_id;
3340 			break;
3341 		case I40E_AQ_CAP_ID_WSR_PROT:
3342 			p->wr_csr_prot = (u64)number;
3343 			p->wr_csr_prot |= (u64)logical_id << 32;
3344 			break;
3345 		case I40E_AQ_CAP_ID_NVM_MGMT:
3346 			if (number & I40E_NVM_MGMT_SEC_REV_DISABLED)
3347 				p->sec_rev_disabled = true;
3348 			if (number & I40E_NVM_MGMT_UPDATE_DISABLED)
3349 				p->update_disabled = true;
3350 			break;
3351 		default:
3352 			break;
3353 		}
3354 	}
3355 
3356 	if (p->fcoe)
3357 		i40e_debug(hw, I40E_DEBUG_ALL, "device is FCoE capable\n");
3358 
3359 	/* Software override ensuring FCoE is disabled if npar or mfp
3360 	 * mode because it is not supported in these modes.
3361 	 */
3362 	if (p->npar_enable || p->flex10_enable)
3363 		p->fcoe = false;
3364 
3365 	/* count the enabled ports (aka the "not disabled" ports) */
3366 	hw->num_ports = 0;
3367 	for (i = 0; i < 4; i++) {
3368 		u32 port_cfg_reg = I40E_PRTGEN_CNF + (4 * i);
3369 		u64 port_cfg = 0;
3370 
3371 		/* use AQ read to get the physical register offset instead
3372 		 * of the port relative offset
3373 		 */
3374 		i40e_aq_debug_read_register(hw, port_cfg_reg, &port_cfg, NULL);
3375 		if (!(port_cfg & I40E_PRTGEN_CNF_PORT_DIS_MASK))
3376 			hw->num_ports++;
3377 	}
3378 
3379 	valid_functions = p->valid_functions;
3380 	num_functions = 0;
3381 	while (valid_functions) {
3382 		if (valid_functions & 1)
3383 			num_functions++;
3384 		valid_functions >>= 1;
3385 	}
3386 
3387 	/* partition id is 1-based, and functions are evenly spread
3388 	 * across the ports as partitions
3389 	 */
3390 	if (hw->num_ports != 0) {
3391 		hw->partition_id = (hw->pf_id / hw->num_ports) + 1;
3392 		hw->num_partitions = num_functions / hw->num_ports;
3393 	}
3394 
3395 	/* additional HW specific goodies that might
3396 	 * someday be HW version specific
3397 	 */
3398 	p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
3399 }
3400 
3401 /**
3402  * i40e_aq_discover_capabilities
3403  * @hw: pointer to the hw struct
3404  * @buff: a virtual buffer to hold the capabilities
3405  * @buff_size: Size of the virtual buffer
3406  * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
3407  * @list_type_opc: capabilities type to discover - pass in the command opcode
3408  * @cmd_details: pointer to command details structure or NULL
3409  *
3410  * Get the device capabilities descriptions from the firmware
3411  **/
3412 i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw,
3413 				void *buff, u16 buff_size, u16 *data_size,
3414 				enum i40e_admin_queue_opc list_type_opc,
3415 				struct i40e_asq_cmd_details *cmd_details)
3416 {
3417 	struct i40e_aqc_list_capabilites *cmd;
3418 	struct i40e_aq_desc desc;
3419 	i40e_status status = 0;
3420 
3421 	cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
3422 
3423 	if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
3424 		list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
3425 		status = I40E_ERR_PARAM;
3426 		goto exit;
3427 	}
3428 
3429 	i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
3430 
3431 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3432 	if (buff_size > I40E_AQ_LARGE_BUF)
3433 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3434 
3435 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3436 	*data_size = le16_to_cpu(desc.datalen);
3437 
3438 	if (status)
3439 		goto exit;
3440 
3441 	i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count),
3442 					 list_type_opc);
3443 
3444 exit:
3445 	return status;
3446 }
3447 
3448 /**
3449  * i40e_aq_update_nvm
3450  * @hw: pointer to the hw struct
3451  * @module_pointer: module pointer location in words from the NVM beginning
3452  * @offset: byte offset from the module beginning
3453  * @length: length of the section to be written (in bytes from the offset)
3454  * @data: command buffer (size [bytes] = length)
3455  * @last_command: tells if this is the last command in a series
3456  * @cmd_details: pointer to command details structure or NULL
3457  *
3458  * Update the NVM using the admin queue commands
3459  **/
3460 i40e_status i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
3461 			       u32 offset, u16 length, void *data,
3462 			       bool last_command,
3463 			       struct i40e_asq_cmd_details *cmd_details)
3464 {
3465 	struct i40e_aq_desc desc;
3466 	struct i40e_aqc_nvm_update *cmd =
3467 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3468 	i40e_status status;
3469 
3470 	/* In offset the highest byte must be zeroed. */
3471 	if (offset & 0xFF000000) {
3472 		status = I40E_ERR_PARAM;
3473 		goto i40e_aq_update_nvm_exit;
3474 	}
3475 
3476 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
3477 
3478 	/* If this is the last command in a series, set the proper flag. */
3479 	if (last_command)
3480 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3481 	cmd->module_pointer = module_pointer;
3482 	cmd->offset = cpu_to_le32(offset);
3483 	cmd->length = cpu_to_le16(length);
3484 
3485 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3486 	if (length > I40E_AQ_LARGE_BUF)
3487 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3488 
3489 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3490 
3491 i40e_aq_update_nvm_exit:
3492 	return status;
3493 }
3494 
3495 /**
3496  * i40e_aq_get_lldp_mib
3497  * @hw: pointer to the hw struct
3498  * @bridge_type: type of bridge requested
3499  * @mib_type: Local, Remote or both Local and Remote MIBs
3500  * @buff: pointer to a user supplied buffer to store the MIB block
3501  * @buff_size: size of the buffer (in bytes)
3502  * @local_len : length of the returned Local LLDP MIB
3503  * @remote_len: length of the returned Remote LLDP MIB
3504  * @cmd_details: pointer to command details structure or NULL
3505  *
3506  * Requests the complete LLDP MIB (entire packet).
3507  **/
3508 i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
3509 				u8 mib_type, void *buff, u16 buff_size,
3510 				u16 *local_len, u16 *remote_len,
3511 				struct i40e_asq_cmd_details *cmd_details)
3512 {
3513 	struct i40e_aq_desc desc;
3514 	struct i40e_aqc_lldp_get_mib *cmd =
3515 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
3516 	struct i40e_aqc_lldp_get_mib *resp =
3517 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
3518 	i40e_status status;
3519 
3520 	if (buff_size == 0 || !buff)
3521 		return I40E_ERR_PARAM;
3522 
3523 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
3524 	/* Indirect Command */
3525 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3526 
3527 	cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
3528 	cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
3529 		       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
3530 
3531 	desc.datalen = cpu_to_le16(buff_size);
3532 
3533 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3534 	if (buff_size > I40E_AQ_LARGE_BUF)
3535 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3536 
3537 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3538 	if (!status) {
3539 		if (local_len != NULL)
3540 			*local_len = le16_to_cpu(resp->local_len);
3541 		if (remote_len != NULL)
3542 			*remote_len = le16_to_cpu(resp->remote_len);
3543 	}
3544 
3545 	return status;
3546 }
3547 
3548 /**
3549  * i40e_aq_cfg_lldp_mib_change_event
3550  * @hw: pointer to the hw struct
3551  * @enable_update: Enable or Disable event posting
3552  * @cmd_details: pointer to command details structure or NULL
3553  *
3554  * Enable or Disable posting of an event on ARQ when LLDP MIB
3555  * associated with the interface changes
3556  **/
3557 i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
3558 				bool enable_update,
3559 				struct i40e_asq_cmd_details *cmd_details)
3560 {
3561 	struct i40e_aq_desc desc;
3562 	struct i40e_aqc_lldp_update_mib *cmd =
3563 		(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
3564 	i40e_status status;
3565 
3566 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
3567 
3568 	if (!enable_update)
3569 		cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
3570 
3571 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3572 
3573 	return status;
3574 }
3575 
3576 /**
3577  * i40e_aq_stop_lldp
3578  * @hw: pointer to the hw struct
3579  * @shutdown_agent: True if LLDP Agent needs to be Shutdown
3580  * @cmd_details: pointer to command details structure or NULL
3581  *
3582  * Stop or Shutdown the embedded LLDP Agent
3583  **/
3584 i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
3585 				struct i40e_asq_cmd_details *cmd_details)
3586 {
3587 	struct i40e_aq_desc desc;
3588 	struct i40e_aqc_lldp_stop *cmd =
3589 		(struct i40e_aqc_lldp_stop *)&desc.params.raw;
3590 	i40e_status status;
3591 
3592 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
3593 
3594 	if (shutdown_agent)
3595 		cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
3596 
3597 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3598 
3599 	return status;
3600 }
3601 
3602 /**
3603  * i40e_aq_start_lldp
3604  * @hw: pointer to the hw struct
3605  * @cmd_details: pointer to command details structure or NULL
3606  *
3607  * Start the embedded LLDP Agent on all ports.
3608  **/
3609 i40e_status i40e_aq_start_lldp(struct i40e_hw *hw,
3610 				struct i40e_asq_cmd_details *cmd_details)
3611 {
3612 	struct i40e_aq_desc desc;
3613 	struct i40e_aqc_lldp_start *cmd =
3614 		(struct i40e_aqc_lldp_start *)&desc.params.raw;
3615 	i40e_status status;
3616 
3617 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
3618 
3619 	cmd->command = I40E_AQ_LLDP_AGENT_START;
3620 
3621 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3622 
3623 	return status;
3624 }
3625 
3626 /**
3627  * i40e_aq_get_cee_dcb_config
3628  * @hw: pointer to the hw struct
3629  * @buff: response buffer that stores CEE operational configuration
3630  * @buff_size: size of the buffer passed
3631  * @cmd_details: pointer to command details structure or NULL
3632  *
3633  * Get CEE DCBX mode operational configuration from firmware
3634  **/
3635 i40e_status i40e_aq_get_cee_dcb_config(struct i40e_hw *hw,
3636 				       void *buff, u16 buff_size,
3637 				       struct i40e_asq_cmd_details *cmd_details)
3638 {
3639 	struct i40e_aq_desc desc;
3640 	i40e_status status;
3641 
3642 	if (buff_size == 0 || !buff)
3643 		return I40E_ERR_PARAM;
3644 
3645 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_cee_dcb_cfg);
3646 
3647 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3648 	status = i40e_asq_send_command(hw, &desc, (void *)buff, buff_size,
3649 				       cmd_details);
3650 
3651 	return status;
3652 }
3653 
3654 /**
3655  * i40e_aq_add_udp_tunnel
3656  * @hw: pointer to the hw struct
3657  * @udp_port: the UDP port to add in Host byte order
3658  * @header_len: length of the tunneling header length in DWords
3659  * @protocol_index: protocol index type
3660  * @filter_index: pointer to filter index
3661  * @cmd_details: pointer to command details structure or NULL
3662  *
3663  * Note: Firmware expects the udp_port value to be in Little Endian format,
3664  * and this function will call cpu_to_le16 to convert from Host byte order to
3665  * Little Endian order.
3666  **/
3667 i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
3668 				u16 udp_port, u8 protocol_index,
3669 				u8 *filter_index,
3670 				struct i40e_asq_cmd_details *cmd_details)
3671 {
3672 	struct i40e_aq_desc desc;
3673 	struct i40e_aqc_add_udp_tunnel *cmd =
3674 		(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
3675 	struct i40e_aqc_del_udp_tunnel_completion *resp =
3676 		(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
3677 	i40e_status status;
3678 
3679 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
3680 
3681 	cmd->udp_port = cpu_to_le16(udp_port);
3682 	cmd->protocol_type = protocol_index;
3683 
3684 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3685 
3686 	if (!status && filter_index)
3687 		*filter_index = resp->index;
3688 
3689 	return status;
3690 }
3691 
3692 /**
3693  * i40e_aq_del_udp_tunnel
3694  * @hw: pointer to the hw struct
3695  * @index: filter index
3696  * @cmd_details: pointer to command details structure or NULL
3697  **/
3698 i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
3699 				struct i40e_asq_cmd_details *cmd_details)
3700 {
3701 	struct i40e_aq_desc desc;
3702 	struct i40e_aqc_remove_udp_tunnel *cmd =
3703 		(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
3704 	i40e_status status;
3705 
3706 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
3707 
3708 	cmd->index = index;
3709 
3710 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3711 
3712 	return status;
3713 }
3714 
3715 /**
3716  * i40e_aq_delete_element - Delete switch element
3717  * @hw: pointer to the hw struct
3718  * @seid: the SEID to delete from the switch
3719  * @cmd_details: pointer to command details structure or NULL
3720  *
3721  * This deletes a switch element from the switch.
3722  **/
3723 i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
3724 				struct i40e_asq_cmd_details *cmd_details)
3725 {
3726 	struct i40e_aq_desc desc;
3727 	struct i40e_aqc_switch_seid *cmd =
3728 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
3729 	i40e_status status;
3730 
3731 	if (seid == 0)
3732 		return I40E_ERR_PARAM;
3733 
3734 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
3735 
3736 	cmd->seid = cpu_to_le16(seid);
3737 
3738 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3739 
3740 	return status;
3741 }
3742 
3743 /**
3744  * i40e_aq_dcb_updated - DCB Updated Command
3745  * @hw: pointer to the hw struct
3746  * @cmd_details: pointer to command details structure or NULL
3747  *
3748  * EMP will return when the shared RPB settings have been
3749  * recomputed and modified. The retval field in the descriptor
3750  * will be set to 0 when RPB is modified.
3751  **/
3752 i40e_status i40e_aq_dcb_updated(struct i40e_hw *hw,
3753 				struct i40e_asq_cmd_details *cmd_details)
3754 {
3755 	struct i40e_aq_desc desc;
3756 	i40e_status status;
3757 
3758 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);
3759 
3760 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3761 
3762 	return status;
3763 }
3764 
3765 /**
3766  * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
3767  * @hw: pointer to the hw struct
3768  * @seid: seid for the physical port/switching component/vsi
3769  * @buff: Indirect buffer to hold data parameters and response
3770  * @buff_size: Indirect buffer size
3771  * @opcode: Tx scheduler AQ command opcode
3772  * @cmd_details: pointer to command details structure or NULL
3773  *
3774  * Generic command handler for Tx scheduler AQ commands
3775  **/
3776 static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
3777 				void *buff, u16 buff_size,
3778 				 enum i40e_admin_queue_opc opcode,
3779 				struct i40e_asq_cmd_details *cmd_details)
3780 {
3781 	struct i40e_aq_desc desc;
3782 	struct i40e_aqc_tx_sched_ind *cmd =
3783 		(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
3784 	i40e_status status;
3785 	bool cmd_param_flag = false;
3786 
3787 	switch (opcode) {
3788 	case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
3789 	case i40e_aqc_opc_configure_vsi_tc_bw:
3790 	case i40e_aqc_opc_enable_switching_comp_ets:
3791 	case i40e_aqc_opc_modify_switching_comp_ets:
3792 	case i40e_aqc_opc_disable_switching_comp_ets:
3793 	case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
3794 	case i40e_aqc_opc_configure_switching_comp_bw_config:
3795 		cmd_param_flag = true;
3796 		break;
3797 	case i40e_aqc_opc_query_vsi_bw_config:
3798 	case i40e_aqc_opc_query_vsi_ets_sla_config:
3799 	case i40e_aqc_opc_query_switching_comp_ets_config:
3800 	case i40e_aqc_opc_query_port_ets_config:
3801 	case i40e_aqc_opc_query_switching_comp_bw_config:
3802 		cmd_param_flag = false;
3803 		break;
3804 	default:
3805 		return I40E_ERR_PARAM;
3806 	}
3807 
3808 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
3809 
3810 	/* Indirect command */
3811 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3812 	if (cmd_param_flag)
3813 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
3814 	if (buff_size > I40E_AQ_LARGE_BUF)
3815 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3816 
3817 	desc.datalen = cpu_to_le16(buff_size);
3818 
3819 	cmd->vsi_seid = cpu_to_le16(seid);
3820 
3821 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3822 
3823 	return status;
3824 }
3825 
3826 /**
3827  * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit
3828  * @hw: pointer to the hw struct
3829  * @seid: VSI seid
3830  * @credit: BW limit credits (0 = disabled)
3831  * @max_credit: Max BW limit credits
3832  * @cmd_details: pointer to command details structure or NULL
3833  **/
3834 i40e_status i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw,
3835 				u16 seid, u16 credit, u8 max_credit,
3836 				struct i40e_asq_cmd_details *cmd_details)
3837 {
3838 	struct i40e_aq_desc desc;
3839 	struct i40e_aqc_configure_vsi_bw_limit *cmd =
3840 		(struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw;
3841 	i40e_status status;
3842 
3843 	i40e_fill_default_direct_cmd_desc(&desc,
3844 					  i40e_aqc_opc_configure_vsi_bw_limit);
3845 
3846 	cmd->vsi_seid = cpu_to_le16(seid);
3847 	cmd->credit = cpu_to_le16(credit);
3848 	cmd->max_credit = max_credit;
3849 
3850 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3851 
3852 	return status;
3853 }
3854 
3855 /**
3856  * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
3857  * @hw: pointer to the hw struct
3858  * @seid: VSI seid
3859  * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
3860  * @cmd_details: pointer to command details structure or NULL
3861  **/
3862 i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
3863 			u16 seid,
3864 			struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
3865 			struct i40e_asq_cmd_details *cmd_details)
3866 {
3867 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3868 				    i40e_aqc_opc_configure_vsi_tc_bw,
3869 				    cmd_details);
3870 }
3871 
3872 /**
3873  * i40e_aq_config_switch_comp_ets - Enable/Disable/Modify ETS on the port
3874  * @hw: pointer to the hw struct
3875  * @seid: seid of the switching component connected to Physical Port
3876  * @ets_data: Buffer holding ETS parameters
3877  * @cmd_details: pointer to command details structure or NULL
3878  **/
3879 i40e_status i40e_aq_config_switch_comp_ets(struct i40e_hw *hw,
3880 		u16 seid,
3881 		struct i40e_aqc_configure_switching_comp_ets_data *ets_data,
3882 		enum i40e_admin_queue_opc opcode,
3883 		struct i40e_asq_cmd_details *cmd_details)
3884 {
3885 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)ets_data,
3886 				    sizeof(*ets_data), opcode, cmd_details);
3887 }
3888 
3889 /**
3890  * i40e_aq_config_switch_comp_bw_config - Config Switch comp BW Alloc per TC
3891  * @hw: pointer to the hw struct
3892  * @seid: seid of the switching component
3893  * @bw_data: Buffer holding enabled TCs, relative/absolute TC BW limit/credits
3894  * @cmd_details: pointer to command details structure or NULL
3895  **/
3896 i40e_status i40e_aq_config_switch_comp_bw_config(struct i40e_hw *hw,
3897 	u16 seid,
3898 	struct i40e_aqc_configure_switching_comp_bw_config_data *bw_data,
3899 	struct i40e_asq_cmd_details *cmd_details)
3900 {
3901 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3902 			    i40e_aqc_opc_configure_switching_comp_bw_config,
3903 			    cmd_details);
3904 }
3905 
3906 /**
3907  * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
3908  * @hw: pointer to the hw struct
3909  * @seid: seid of the VSI
3910  * @bw_data: Buffer to hold VSI BW configuration
3911  * @cmd_details: pointer to command details structure or NULL
3912  **/
3913 i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
3914 			u16 seid,
3915 			struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
3916 			struct i40e_asq_cmd_details *cmd_details)
3917 {
3918 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3919 				    i40e_aqc_opc_query_vsi_bw_config,
3920 				    cmd_details);
3921 }
3922 
3923 /**
3924  * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
3925  * @hw: pointer to the hw struct
3926  * @seid: seid of the VSI
3927  * @bw_data: Buffer to hold VSI BW configuration per TC
3928  * @cmd_details: pointer to command details structure or NULL
3929  **/
3930 i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
3931 			u16 seid,
3932 			struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
3933 			struct i40e_asq_cmd_details *cmd_details)
3934 {
3935 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3936 				    i40e_aqc_opc_query_vsi_ets_sla_config,
3937 				    cmd_details);
3938 }
3939 
3940 /**
3941  * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
3942  * @hw: pointer to the hw struct
3943  * @seid: seid of the switching component
3944  * @bw_data: Buffer to hold switching component's per TC BW config
3945  * @cmd_details: pointer to command details structure or NULL
3946  **/
3947 i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
3948 		u16 seid,
3949 		struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
3950 		struct i40e_asq_cmd_details *cmd_details)
3951 {
3952 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3953 				   i40e_aqc_opc_query_switching_comp_ets_config,
3954 				   cmd_details);
3955 }
3956 
3957 /**
3958  * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
3959  * @hw: pointer to the hw struct
3960  * @seid: seid of the VSI or switching component connected to Physical Port
3961  * @bw_data: Buffer to hold current ETS configuration for the Physical Port
3962  * @cmd_details: pointer to command details structure or NULL
3963  **/
3964 i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw,
3965 			u16 seid,
3966 			struct i40e_aqc_query_port_ets_config_resp *bw_data,
3967 			struct i40e_asq_cmd_details *cmd_details)
3968 {
3969 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3970 				    i40e_aqc_opc_query_port_ets_config,
3971 				    cmd_details);
3972 }
3973 
3974 /**
3975  * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
3976  * @hw: pointer to the hw struct
3977  * @seid: seid of the switching component
3978  * @bw_data: Buffer to hold switching component's BW configuration
3979  * @cmd_details: pointer to command details structure or NULL
3980  **/
3981 i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
3982 		u16 seid,
3983 		struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
3984 		struct i40e_asq_cmd_details *cmd_details)
3985 {
3986 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3987 				    i40e_aqc_opc_query_switching_comp_bw_config,
3988 				    cmd_details);
3989 }
3990 
3991 /**
3992  * i40e_validate_filter_settings
3993  * @hw: pointer to the hardware structure
3994  * @settings: Filter control settings
3995  *
3996  * Check and validate the filter control settings passed.
3997  * The function checks for the valid filter/context sizes being
3998  * passed for FCoE and PE.
3999  *
4000  * Returns 0 if the values passed are valid and within
4001  * range else returns an error.
4002  **/
4003 static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw,
4004 				struct i40e_filter_control_settings *settings)
4005 {
4006 	u32 fcoe_cntx_size, fcoe_filt_size;
4007 	u32 pe_cntx_size, pe_filt_size;
4008 	u32 fcoe_fmax;
4009 	u32 val;
4010 
4011 	/* Validate FCoE settings passed */
4012 	switch (settings->fcoe_filt_num) {
4013 	case I40E_HASH_FILTER_SIZE_1K:
4014 	case I40E_HASH_FILTER_SIZE_2K:
4015 	case I40E_HASH_FILTER_SIZE_4K:
4016 	case I40E_HASH_FILTER_SIZE_8K:
4017 	case I40E_HASH_FILTER_SIZE_16K:
4018 	case I40E_HASH_FILTER_SIZE_32K:
4019 		fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
4020 		fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
4021 		break;
4022 	default:
4023 		return I40E_ERR_PARAM;
4024 	}
4025 
4026 	switch (settings->fcoe_cntx_num) {
4027 	case I40E_DMA_CNTX_SIZE_512:
4028 	case I40E_DMA_CNTX_SIZE_1K:
4029 	case I40E_DMA_CNTX_SIZE_2K:
4030 	case I40E_DMA_CNTX_SIZE_4K:
4031 		fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
4032 		fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
4033 		break;
4034 	default:
4035 		return I40E_ERR_PARAM;
4036 	}
4037 
4038 	/* Validate PE settings passed */
4039 	switch (settings->pe_filt_num) {
4040 	case I40E_HASH_FILTER_SIZE_1K:
4041 	case I40E_HASH_FILTER_SIZE_2K:
4042 	case I40E_HASH_FILTER_SIZE_4K:
4043 	case I40E_HASH_FILTER_SIZE_8K:
4044 	case I40E_HASH_FILTER_SIZE_16K:
4045 	case I40E_HASH_FILTER_SIZE_32K:
4046 	case I40E_HASH_FILTER_SIZE_64K:
4047 	case I40E_HASH_FILTER_SIZE_128K:
4048 	case I40E_HASH_FILTER_SIZE_256K:
4049 	case I40E_HASH_FILTER_SIZE_512K:
4050 	case I40E_HASH_FILTER_SIZE_1M:
4051 		pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
4052 		pe_filt_size <<= (u32)settings->pe_filt_num;
4053 		break;
4054 	default:
4055 		return I40E_ERR_PARAM;
4056 	}
4057 
4058 	switch (settings->pe_cntx_num) {
4059 	case I40E_DMA_CNTX_SIZE_512:
4060 	case I40E_DMA_CNTX_SIZE_1K:
4061 	case I40E_DMA_CNTX_SIZE_2K:
4062 	case I40E_DMA_CNTX_SIZE_4K:
4063 	case I40E_DMA_CNTX_SIZE_8K:
4064 	case I40E_DMA_CNTX_SIZE_16K:
4065 	case I40E_DMA_CNTX_SIZE_32K:
4066 	case I40E_DMA_CNTX_SIZE_64K:
4067 	case I40E_DMA_CNTX_SIZE_128K:
4068 	case I40E_DMA_CNTX_SIZE_256K:
4069 		pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
4070 		pe_cntx_size <<= (u32)settings->pe_cntx_num;
4071 		break;
4072 	default:
4073 		return I40E_ERR_PARAM;
4074 	}
4075 
4076 	/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
4077 	val = rd32(hw, I40E_GLHMC_FCOEFMAX);
4078 	fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
4079 		     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
4080 	if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
4081 		return I40E_ERR_INVALID_SIZE;
4082 
4083 	return 0;
4084 }
4085 
4086 /**
4087  * i40e_set_filter_control
4088  * @hw: pointer to the hardware structure
4089  * @settings: Filter control settings
4090  *
4091  * Set the Queue Filters for PE/FCoE and enable filters required
4092  * for a single PF. It is expected that these settings are programmed
4093  * at the driver initialization time.
4094  **/
4095 i40e_status i40e_set_filter_control(struct i40e_hw *hw,
4096 				struct i40e_filter_control_settings *settings)
4097 {
4098 	i40e_status ret = 0;
4099 	u32 hash_lut_size = 0;
4100 	u32 val;
4101 
4102 	if (!settings)
4103 		return I40E_ERR_PARAM;
4104 
4105 	/* Validate the input settings */
4106 	ret = i40e_validate_filter_settings(hw, settings);
4107 	if (ret)
4108 		return ret;
4109 
4110 	/* Read the PF Queue Filter control register */
4111 	val = i40e_read_rx_ctl(hw, I40E_PFQF_CTL_0);
4112 
4113 	/* Program required PE hash buckets for the PF */
4114 	val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
4115 	val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
4116 		I40E_PFQF_CTL_0_PEHSIZE_MASK;
4117 	/* Program required PE contexts for the PF */
4118 	val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
4119 	val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
4120 		I40E_PFQF_CTL_0_PEDSIZE_MASK;
4121 
4122 	/* Program required FCoE hash buckets for the PF */
4123 	val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
4124 	val |= ((u32)settings->fcoe_filt_num <<
4125 			I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
4126 		I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
4127 	/* Program required FCoE DDP contexts for the PF */
4128 	val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
4129 	val |= ((u32)settings->fcoe_cntx_num <<
4130 			I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
4131 		I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
4132 
4133 	/* Program Hash LUT size for the PF */
4134 	val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
4135 	if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
4136 		hash_lut_size = 1;
4137 	val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
4138 		I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
4139 
4140 	/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
4141 	if (settings->enable_fdir)
4142 		val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
4143 	if (settings->enable_ethtype)
4144 		val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
4145 	if (settings->enable_macvlan)
4146 		val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
4147 
4148 	i40e_write_rx_ctl(hw, I40E_PFQF_CTL_0, val);
4149 
4150 	return 0;
4151 }
4152 
4153 /**
4154  * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
4155  * @hw: pointer to the hw struct
4156  * @mac_addr: MAC address to use in the filter
4157  * @ethtype: Ethertype to use in the filter
4158  * @flags: Flags that needs to be applied to the filter
4159  * @vsi_seid: seid of the control VSI
4160  * @queue: VSI queue number to send the packet to
4161  * @is_add: Add control packet filter if True else remove
4162  * @stats: Structure to hold information on control filter counts
4163  * @cmd_details: pointer to command details structure or NULL
4164  *
4165  * This command will Add or Remove control packet filter for a control VSI.
4166  * In return it will update the total number of perfect filter count in
4167  * the stats member.
4168  **/
4169 i40e_status i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
4170 				u8 *mac_addr, u16 ethtype, u16 flags,
4171 				u16 vsi_seid, u16 queue, bool is_add,
4172 				struct i40e_control_filter_stats *stats,
4173 				struct i40e_asq_cmd_details *cmd_details)
4174 {
4175 	struct i40e_aq_desc desc;
4176 	struct i40e_aqc_add_remove_control_packet_filter *cmd =
4177 		(struct i40e_aqc_add_remove_control_packet_filter *)
4178 		&desc.params.raw;
4179 	struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
4180 		(struct i40e_aqc_add_remove_control_packet_filter_completion *)
4181 		&desc.params.raw;
4182 	i40e_status status;
4183 
4184 	if (vsi_seid == 0)
4185 		return I40E_ERR_PARAM;
4186 
4187 	if (is_add) {
4188 		i40e_fill_default_direct_cmd_desc(&desc,
4189 				i40e_aqc_opc_add_control_packet_filter);
4190 		cmd->queue = cpu_to_le16(queue);
4191 	} else {
4192 		i40e_fill_default_direct_cmd_desc(&desc,
4193 				i40e_aqc_opc_remove_control_packet_filter);
4194 	}
4195 
4196 	if (mac_addr)
4197 		ether_addr_copy(cmd->mac, mac_addr);
4198 
4199 	cmd->etype = cpu_to_le16(ethtype);
4200 	cmd->flags = cpu_to_le16(flags);
4201 	cmd->seid = cpu_to_le16(vsi_seid);
4202 
4203 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4204 
4205 	if (!status && stats) {
4206 		stats->mac_etype_used = le16_to_cpu(resp->mac_etype_used);
4207 		stats->etype_used = le16_to_cpu(resp->etype_used);
4208 		stats->mac_etype_free = le16_to_cpu(resp->mac_etype_free);
4209 		stats->etype_free = le16_to_cpu(resp->etype_free);
4210 	}
4211 
4212 	return status;
4213 }
4214 
4215 /**
4216  * i40e_add_filter_to_drop_tx_flow_control_frames- filter to drop flow control
4217  * @hw: pointer to the hw struct
4218  * @seid: VSI seid to add ethertype filter from
4219  **/
4220 #define I40E_FLOW_CONTROL_ETHTYPE 0x8808
4221 void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw,
4222 						    u16 seid)
4223 {
4224 	u16 flag = I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC |
4225 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP |
4226 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TX;
4227 	u16 ethtype = I40E_FLOW_CONTROL_ETHTYPE;
4228 	i40e_status status;
4229 
4230 	status = i40e_aq_add_rem_control_packet_filter(hw, NULL, ethtype, flag,
4231 						       seid, 0, true, NULL,
4232 						       NULL);
4233 	if (status)
4234 		hw_dbg(hw, "Ethtype Filter Add failed: Error pruning Tx flow control frames\n");
4235 }
4236 
4237 /**
4238  * i40e_aq_alternate_read
4239  * @hw: pointer to the hardware structure
4240  * @reg_addr0: address of first dword to be read
4241  * @reg_val0: pointer for data read from 'reg_addr0'
4242  * @reg_addr1: address of second dword to be read
4243  * @reg_val1: pointer for data read from 'reg_addr1'
4244  *
4245  * Read one or two dwords from alternate structure. Fields are indicated
4246  * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer
4247  * is not passed then only register at 'reg_addr0' is read.
4248  *
4249  **/
4250 static i40e_status i40e_aq_alternate_read(struct i40e_hw *hw,
4251 					  u32 reg_addr0, u32 *reg_val0,
4252 					  u32 reg_addr1, u32 *reg_val1)
4253 {
4254 	struct i40e_aq_desc desc;
4255 	struct i40e_aqc_alternate_write *cmd_resp =
4256 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
4257 	i40e_status status;
4258 
4259 	if (!reg_val0)
4260 		return I40E_ERR_PARAM;
4261 
4262 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read);
4263 	cmd_resp->address0 = cpu_to_le32(reg_addr0);
4264 	cmd_resp->address1 = cpu_to_le32(reg_addr1);
4265 
4266 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
4267 
4268 	if (!status) {
4269 		*reg_val0 = le32_to_cpu(cmd_resp->data0);
4270 
4271 		if (reg_val1)
4272 			*reg_val1 = le32_to_cpu(cmd_resp->data1);
4273 	}
4274 
4275 	return status;
4276 }
4277 
4278 /**
4279  * i40e_aq_resume_port_tx
4280  * @hw: pointer to the hardware structure
4281  * @cmd_details: pointer to command details structure or NULL
4282  *
4283  * Resume port's Tx traffic
4284  **/
4285 i40e_status i40e_aq_resume_port_tx(struct i40e_hw *hw,
4286 				   struct i40e_asq_cmd_details *cmd_details)
4287 {
4288 	struct i40e_aq_desc desc;
4289 	i40e_status status;
4290 
4291 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_resume_port_tx);
4292 
4293 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4294 
4295 	return status;
4296 }
4297 
4298 /**
4299  * i40e_set_pci_config_data - store PCI bus info
4300  * @hw: pointer to hardware structure
4301  * @link_status: the link status word from PCI config space
4302  *
4303  * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
4304  **/
4305 void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
4306 {
4307 	hw->bus.type = i40e_bus_type_pci_express;
4308 
4309 	switch (link_status & PCI_EXP_LNKSTA_NLW) {
4310 	case PCI_EXP_LNKSTA_NLW_X1:
4311 		hw->bus.width = i40e_bus_width_pcie_x1;
4312 		break;
4313 	case PCI_EXP_LNKSTA_NLW_X2:
4314 		hw->bus.width = i40e_bus_width_pcie_x2;
4315 		break;
4316 	case PCI_EXP_LNKSTA_NLW_X4:
4317 		hw->bus.width = i40e_bus_width_pcie_x4;
4318 		break;
4319 	case PCI_EXP_LNKSTA_NLW_X8:
4320 		hw->bus.width = i40e_bus_width_pcie_x8;
4321 		break;
4322 	default:
4323 		hw->bus.width = i40e_bus_width_unknown;
4324 		break;
4325 	}
4326 
4327 	switch (link_status & PCI_EXP_LNKSTA_CLS) {
4328 	case PCI_EXP_LNKSTA_CLS_2_5GB:
4329 		hw->bus.speed = i40e_bus_speed_2500;
4330 		break;
4331 	case PCI_EXP_LNKSTA_CLS_5_0GB:
4332 		hw->bus.speed = i40e_bus_speed_5000;
4333 		break;
4334 	case PCI_EXP_LNKSTA_CLS_8_0GB:
4335 		hw->bus.speed = i40e_bus_speed_8000;
4336 		break;
4337 	default:
4338 		hw->bus.speed = i40e_bus_speed_unknown;
4339 		break;
4340 	}
4341 }
4342 
4343 /**
4344  * i40e_aq_debug_dump
4345  * @hw: pointer to the hardware structure
4346  * @cluster_id: specific cluster to dump
4347  * @table_id: table id within cluster
4348  * @start_index: index of line in the block to read
4349  * @buff_size: dump buffer size
4350  * @buff: dump buffer
4351  * @ret_buff_size: actual buffer size returned
4352  * @ret_next_table: next block to read
4353  * @ret_next_index: next index to read
4354  *
4355  * Dump internal FW/HW data for debug purposes.
4356  *
4357  **/
4358 i40e_status i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
4359 			       u8 table_id, u32 start_index, u16 buff_size,
4360 			       void *buff, u16 *ret_buff_size,
4361 			       u8 *ret_next_table, u32 *ret_next_index,
4362 			       struct i40e_asq_cmd_details *cmd_details)
4363 {
4364 	struct i40e_aq_desc desc;
4365 	struct i40e_aqc_debug_dump_internals *cmd =
4366 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
4367 	struct i40e_aqc_debug_dump_internals *resp =
4368 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
4369 	i40e_status status;
4370 
4371 	if (buff_size == 0 || !buff)
4372 		return I40E_ERR_PARAM;
4373 
4374 	i40e_fill_default_direct_cmd_desc(&desc,
4375 					  i40e_aqc_opc_debug_dump_internals);
4376 	/* Indirect Command */
4377 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
4378 	if (buff_size > I40E_AQ_LARGE_BUF)
4379 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
4380 
4381 	cmd->cluster_id = cluster_id;
4382 	cmd->table_id = table_id;
4383 	cmd->idx = cpu_to_le32(start_index);
4384 
4385 	desc.datalen = cpu_to_le16(buff_size);
4386 
4387 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4388 	if (!status) {
4389 		if (ret_buff_size)
4390 			*ret_buff_size = le16_to_cpu(desc.datalen);
4391 		if (ret_next_table)
4392 			*ret_next_table = resp->table_id;
4393 		if (ret_next_index)
4394 			*ret_next_index = le32_to_cpu(resp->idx);
4395 	}
4396 
4397 	return status;
4398 }
4399 
4400 /**
4401  * i40e_read_bw_from_alt_ram
4402  * @hw: pointer to the hardware structure
4403  * @max_bw: pointer for max_bw read
4404  * @min_bw: pointer for min_bw read
4405  * @min_valid: pointer for bool that is true if min_bw is a valid value
4406  * @max_valid: pointer for bool that is true if max_bw is a valid value
4407  *
4408  * Read bw from the alternate ram for the given pf
4409  **/
4410 i40e_status i40e_read_bw_from_alt_ram(struct i40e_hw *hw,
4411 				      u32 *max_bw, u32 *min_bw,
4412 				      bool *min_valid, bool *max_valid)
4413 {
4414 	i40e_status status;
4415 	u32 max_bw_addr, min_bw_addr;
4416 
4417 	/* Calculate the address of the min/max bw registers */
4418 	max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
4419 		      I40E_ALT_STRUCT_MAX_BW_OFFSET +
4420 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
4421 	min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
4422 		      I40E_ALT_STRUCT_MIN_BW_OFFSET +
4423 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
4424 
4425 	/* Read the bandwidths from alt ram */
4426 	status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw,
4427 					min_bw_addr, min_bw);
4428 
4429 	if (*min_bw & I40E_ALT_BW_VALID_MASK)
4430 		*min_valid = true;
4431 	else
4432 		*min_valid = false;
4433 
4434 	if (*max_bw & I40E_ALT_BW_VALID_MASK)
4435 		*max_valid = true;
4436 	else
4437 		*max_valid = false;
4438 
4439 	return status;
4440 }
4441 
4442 /**
4443  * i40e_aq_configure_partition_bw
4444  * @hw: pointer to the hardware structure
4445  * @bw_data: Buffer holding valid pfs and bw limits
4446  * @cmd_details: pointer to command details
4447  *
4448  * Configure partitions guaranteed/max bw
4449  **/
4450 i40e_status i40e_aq_configure_partition_bw(struct i40e_hw *hw,
4451 			struct i40e_aqc_configure_partition_bw_data *bw_data,
4452 			struct i40e_asq_cmd_details *cmd_details)
4453 {
4454 	i40e_status status;
4455 	struct i40e_aq_desc desc;
4456 	u16 bwd_size = sizeof(*bw_data);
4457 
4458 	i40e_fill_default_direct_cmd_desc(&desc,
4459 					  i40e_aqc_opc_configure_partition_bw);
4460 
4461 	/* Indirect command */
4462 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
4463 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
4464 
4465 	if (bwd_size > I40E_AQ_LARGE_BUF)
4466 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
4467 
4468 	desc.datalen = cpu_to_le16(bwd_size);
4469 
4470 	status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size,
4471 				       cmd_details);
4472 
4473 	return status;
4474 }
4475 
4476 /**
4477  * i40e_read_phy_register_clause22
4478  * @hw: pointer to the HW structure
4479  * @reg: register address in the page
4480  * @phy_adr: PHY address on MDIO interface
4481  * @value: PHY register value
4482  *
4483  * Reads specified PHY register value
4484  **/
4485 i40e_status i40e_read_phy_register_clause22(struct i40e_hw *hw,
4486 					    u16 reg, u8 phy_addr, u16 *value)
4487 {
4488 	i40e_status status = I40E_ERR_TIMEOUT;
4489 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
4490 	u32 command = 0;
4491 	u16 retry = 1000;
4492 
4493 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4494 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4495 		  (I40E_MDIO_CLAUSE22_OPCODE_READ_MASK) |
4496 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
4497 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
4498 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4499 	do {
4500 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4501 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4502 			status = 0;
4503 			break;
4504 		}
4505 		udelay(10);
4506 		retry--;
4507 	} while (retry);
4508 
4509 	if (status) {
4510 		i40e_debug(hw, I40E_DEBUG_PHY,
4511 			   "PHY: Can't write command to external PHY.\n");
4512 	} else {
4513 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
4514 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
4515 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
4516 	}
4517 
4518 	return status;
4519 }
4520 
4521 /**
4522  * i40e_write_phy_register_clause22
4523  * @hw: pointer to the HW structure
4524  * @reg: register address in the page
4525  * @phy_adr: PHY address on MDIO interface
4526  * @value: PHY register value
4527  *
4528  * Writes specified PHY register value
4529  **/
4530 i40e_status i40e_write_phy_register_clause22(struct i40e_hw *hw,
4531 					     u16 reg, u8 phy_addr, u16 value)
4532 {
4533 	i40e_status status = I40E_ERR_TIMEOUT;
4534 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
4535 	u32 command  = 0;
4536 	u16 retry = 1000;
4537 
4538 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
4539 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
4540 
4541 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4542 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4543 		  (I40E_MDIO_CLAUSE22_OPCODE_WRITE_MASK) |
4544 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
4545 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
4546 
4547 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4548 	do {
4549 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4550 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4551 			status = 0;
4552 			break;
4553 		}
4554 		udelay(10);
4555 		retry--;
4556 	} while (retry);
4557 
4558 	return status;
4559 }
4560 
4561 /**
4562  * i40e_read_phy_register_clause45
4563  * @hw: pointer to the HW structure
4564  * @page: registers page number
4565  * @reg: register address in the page
4566  * @phy_adr: PHY address on MDIO interface
4567  * @value: PHY register value
4568  *
4569  * Reads specified PHY register value
4570  **/
4571 i40e_status i40e_read_phy_register_clause45(struct i40e_hw *hw,
4572 				u8 page, u16 reg, u8 phy_addr, u16 *value)
4573 {
4574 	i40e_status status = I40E_ERR_TIMEOUT;
4575 	u32 command = 0;
4576 	u16 retry = 1000;
4577 	u8 port_num = hw->func_caps.mdio_port_num;
4578 
4579 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
4580 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4581 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4582 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
4583 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
4584 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4585 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4586 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4587 	do {
4588 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4589 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4590 			status = 0;
4591 			break;
4592 		}
4593 		usleep_range(10, 20);
4594 		retry--;
4595 	} while (retry);
4596 
4597 	if (status) {
4598 		i40e_debug(hw, I40E_DEBUG_PHY,
4599 			   "PHY: Can't write command to external PHY.\n");
4600 		goto phy_read_end;
4601 	}
4602 
4603 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4604 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4605 		  (I40E_MDIO_CLAUSE45_OPCODE_READ_MASK) |
4606 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
4607 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4608 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4609 	status = I40E_ERR_TIMEOUT;
4610 	retry = 1000;
4611 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4612 	do {
4613 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4614 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4615 			status = 0;
4616 			break;
4617 		}
4618 		usleep_range(10, 20);
4619 		retry--;
4620 	} while (retry);
4621 
4622 	if (!status) {
4623 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
4624 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
4625 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
4626 	} else {
4627 		i40e_debug(hw, I40E_DEBUG_PHY,
4628 			   "PHY: Can't read register value from external PHY.\n");
4629 	}
4630 
4631 phy_read_end:
4632 	return status;
4633 }
4634 
4635 /**
4636  * i40e_write_phy_register_clause45
4637  * @hw: pointer to the HW structure
4638  * @page: registers page number
4639  * @reg: register address in the page
4640  * @phy_adr: PHY address on MDIO interface
4641  * @value: PHY register value
4642  *
4643  * Writes value to specified PHY register
4644  **/
4645 i40e_status i40e_write_phy_register_clause45(struct i40e_hw *hw,
4646 				u8 page, u16 reg, u8 phy_addr, u16 value)
4647 {
4648 	i40e_status status = I40E_ERR_TIMEOUT;
4649 	u32 command = 0;
4650 	u16 retry = 1000;
4651 	u8 port_num = hw->func_caps.mdio_port_num;
4652 
4653 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
4654 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4655 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4656 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
4657 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
4658 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4659 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4660 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4661 	do {
4662 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4663 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4664 			status = 0;
4665 			break;
4666 		}
4667 		usleep_range(10, 20);
4668 		retry--;
4669 	} while (retry);
4670 	if (status) {
4671 		i40e_debug(hw, I40E_DEBUG_PHY,
4672 			   "PHY: Can't write command to external PHY.\n");
4673 		goto phy_write_end;
4674 	}
4675 
4676 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
4677 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
4678 
4679 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4680 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4681 		  (I40E_MDIO_CLAUSE45_OPCODE_WRITE_MASK) |
4682 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
4683 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4684 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4685 	status = I40E_ERR_TIMEOUT;
4686 	retry = 1000;
4687 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4688 	do {
4689 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4690 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4691 			status = 0;
4692 			break;
4693 		}
4694 		usleep_range(10, 20);
4695 		retry--;
4696 	} while (retry);
4697 
4698 phy_write_end:
4699 	return status;
4700 }
4701 
4702 /**
4703  * i40e_write_phy_register
4704  * @hw: pointer to the HW structure
4705  * @page: registers page number
4706  * @reg: register address in the page
4707  * @phy_adr: PHY address on MDIO interface
4708  * @value: PHY register value
4709  *
4710  * Writes value to specified PHY register
4711  **/
4712 i40e_status i40e_write_phy_register(struct i40e_hw *hw,
4713 				    u8 page, u16 reg, u8 phy_addr, u16 value)
4714 {
4715 	i40e_status status;
4716 
4717 	switch (hw->device_id) {
4718 	case I40E_DEV_ID_1G_BASE_T_X722:
4719 		status = i40e_write_phy_register_clause22(hw, reg, phy_addr,
4720 							  value);
4721 		break;
4722 	case I40E_DEV_ID_10G_BASE_T:
4723 	case I40E_DEV_ID_10G_BASE_T4:
4724 	case I40E_DEV_ID_10G_BASE_T_X722:
4725 	case I40E_DEV_ID_25G_B:
4726 	case I40E_DEV_ID_25G_SFP28:
4727 		status = i40e_write_phy_register_clause45(hw, page, reg,
4728 							  phy_addr, value);
4729 		break;
4730 	default:
4731 		status = I40E_ERR_UNKNOWN_PHY;
4732 		break;
4733 	}
4734 
4735 	return status;
4736 }
4737 
4738 /**
4739  * i40e_read_phy_register
4740  * @hw: pointer to the HW structure
4741  * @page: registers page number
4742  * @reg: register address in the page
4743  * @phy_adr: PHY address on MDIO interface
4744  * @value: PHY register value
4745  *
4746  * Reads specified PHY register value
4747  **/
4748 i40e_status i40e_read_phy_register(struct i40e_hw *hw,
4749 				   u8 page, u16 reg, u8 phy_addr, u16 *value)
4750 {
4751 	i40e_status status;
4752 
4753 	switch (hw->device_id) {
4754 	case I40E_DEV_ID_1G_BASE_T_X722:
4755 		status = i40e_read_phy_register_clause22(hw, reg, phy_addr,
4756 							 value);
4757 		break;
4758 	case I40E_DEV_ID_10G_BASE_T:
4759 	case I40E_DEV_ID_10G_BASE_T4:
4760 	case I40E_DEV_ID_10G_BASE_T_X722:
4761 	case I40E_DEV_ID_25G_B:
4762 	case I40E_DEV_ID_25G_SFP28:
4763 		status = i40e_read_phy_register_clause45(hw, page, reg,
4764 							 phy_addr, value);
4765 		break;
4766 	default:
4767 		status = I40E_ERR_UNKNOWN_PHY;
4768 		break;
4769 	}
4770 
4771 	return status;
4772 }
4773 
4774 /**
4775  * i40e_get_phy_address
4776  * @hw: pointer to the HW structure
4777  * @dev_num: PHY port num that address we want
4778  * @phy_addr: Returned PHY address
4779  *
4780  * Gets PHY address for current port
4781  **/
4782 u8 i40e_get_phy_address(struct i40e_hw *hw, u8 dev_num)
4783 {
4784 	u8 port_num = hw->func_caps.mdio_port_num;
4785 	u32 reg_val = rd32(hw, I40E_GLGEN_MDIO_I2C_SEL(port_num));
4786 
4787 	return (u8)(reg_val >> ((dev_num + 1) * 5)) & 0x1f;
4788 }
4789 
4790 /**
4791  * i40e_blink_phy_led
4792  * @hw: pointer to the HW structure
4793  * @time: time how long led will blinks in secs
4794  * @interval: gap between LED on and off in msecs
4795  *
4796  * Blinks PHY link LED
4797  **/
4798 i40e_status i40e_blink_phy_link_led(struct i40e_hw *hw,
4799 				    u32 time, u32 interval)
4800 {
4801 	i40e_status status = 0;
4802 	u32 i;
4803 	u16 led_ctl;
4804 	u16 gpio_led_port;
4805 	u16 led_reg;
4806 	u16 led_addr = I40E_PHY_LED_PROV_REG_1;
4807 	u8 phy_addr = 0;
4808 	u8 port_num;
4809 
4810 	i = rd32(hw, I40E_PFGEN_PORTNUM);
4811 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
4812 	phy_addr = i40e_get_phy_address(hw, port_num);
4813 
4814 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
4815 	     led_addr++) {
4816 		status = i40e_read_phy_register_clause45(hw,
4817 							 I40E_PHY_COM_REG_PAGE,
4818 							 led_addr, phy_addr,
4819 							 &led_reg);
4820 		if (status)
4821 			goto phy_blinking_end;
4822 		led_ctl = led_reg;
4823 		if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
4824 			led_reg = 0;
4825 			status = i40e_write_phy_register_clause45(hw,
4826 							 I40E_PHY_COM_REG_PAGE,
4827 							 led_addr, phy_addr,
4828 							 led_reg);
4829 			if (status)
4830 				goto phy_blinking_end;
4831 			break;
4832 		}
4833 	}
4834 
4835 	if (time > 0 && interval > 0) {
4836 		for (i = 0; i < time * 1000; i += interval) {
4837 			status = i40e_read_phy_register_clause45(hw,
4838 						I40E_PHY_COM_REG_PAGE,
4839 						led_addr, phy_addr, &led_reg);
4840 			if (status)
4841 				goto restore_config;
4842 			if (led_reg & I40E_PHY_LED_MANUAL_ON)
4843 				led_reg = 0;
4844 			else
4845 				led_reg = I40E_PHY_LED_MANUAL_ON;
4846 			status = i40e_write_phy_register_clause45(hw,
4847 						I40E_PHY_COM_REG_PAGE,
4848 						led_addr, phy_addr, led_reg);
4849 			if (status)
4850 				goto restore_config;
4851 			msleep(interval);
4852 		}
4853 	}
4854 
4855 restore_config:
4856 	status = i40e_write_phy_register_clause45(hw,
4857 						  I40E_PHY_COM_REG_PAGE,
4858 						  led_addr, phy_addr, led_ctl);
4859 
4860 phy_blinking_end:
4861 	return status;
4862 }
4863 
4864 /**
4865  * i40e_led_get_reg - read LED register
4866  * @hw: pointer to the HW structure
4867  * @led_addr: LED register address
4868  * @reg_val: read register value
4869  **/
4870 static enum i40e_status_code i40e_led_get_reg(struct i40e_hw *hw, u16 led_addr,
4871 					      u32 *reg_val)
4872 {
4873 	enum i40e_status_code status;
4874 	u8 phy_addr = 0;
4875 	u8 port_num;
4876 	u32 i;
4877 
4878 	*reg_val = 0;
4879 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
4880 		status =
4881 		       i40e_aq_get_phy_register(hw,
4882 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
4883 						I40E_PHY_COM_REG_PAGE,
4884 						I40E_PHY_LED_PROV_REG_1,
4885 						reg_val, NULL);
4886 	} else {
4887 		i = rd32(hw, I40E_PFGEN_PORTNUM);
4888 		port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
4889 		phy_addr = i40e_get_phy_address(hw, port_num);
4890 		status = i40e_read_phy_register_clause45(hw,
4891 							 I40E_PHY_COM_REG_PAGE,
4892 							 led_addr, phy_addr,
4893 							 (u16 *)reg_val);
4894 	}
4895 	return status;
4896 }
4897 
4898 /**
4899  * i40e_led_set_reg - write LED register
4900  * @hw: pointer to the HW structure
4901  * @led_addr: LED register address
4902  * @reg_val: register value to write
4903  **/
4904 static enum i40e_status_code i40e_led_set_reg(struct i40e_hw *hw, u16 led_addr,
4905 					      u32 reg_val)
4906 {
4907 	enum i40e_status_code status;
4908 	u8 phy_addr = 0;
4909 	u8 port_num;
4910 	u32 i;
4911 
4912 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
4913 		status =
4914 		       i40e_aq_set_phy_register(hw,
4915 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
4916 						I40E_PHY_COM_REG_PAGE,
4917 						I40E_PHY_LED_PROV_REG_1,
4918 						reg_val, NULL);
4919 	} else {
4920 		i = rd32(hw, I40E_PFGEN_PORTNUM);
4921 		port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
4922 		phy_addr = i40e_get_phy_address(hw, port_num);
4923 		status = i40e_write_phy_register_clause45(hw,
4924 							  I40E_PHY_COM_REG_PAGE,
4925 							  led_addr, phy_addr,
4926 							  (u16)reg_val);
4927 	}
4928 
4929 	return status;
4930 }
4931 
4932 /**
4933  * i40e_led_get_phy - return current on/off mode
4934  * @hw: pointer to the hw struct
4935  * @led_addr: address of led register to use
4936  * @val: original value of register to use
4937  *
4938  **/
4939 i40e_status i40e_led_get_phy(struct i40e_hw *hw, u16 *led_addr,
4940 			     u16 *val)
4941 {
4942 	i40e_status status = 0;
4943 	u16 gpio_led_port;
4944 	u8 phy_addr = 0;
4945 	u16 reg_val;
4946 	u16 temp_addr;
4947 	u8 port_num;
4948 	u32 i;
4949 	u32 reg_val_aq;
4950 
4951 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
4952 		status =
4953 		      i40e_aq_get_phy_register(hw,
4954 					       I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
4955 					       I40E_PHY_COM_REG_PAGE,
4956 					       I40E_PHY_LED_PROV_REG_1,
4957 					       &reg_val_aq, NULL);
4958 		if (status == I40E_SUCCESS)
4959 			*val = (u16)reg_val_aq;
4960 		return status;
4961 	}
4962 	temp_addr = I40E_PHY_LED_PROV_REG_1;
4963 	i = rd32(hw, I40E_PFGEN_PORTNUM);
4964 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
4965 	phy_addr = i40e_get_phy_address(hw, port_num);
4966 
4967 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
4968 	     temp_addr++) {
4969 		status = i40e_read_phy_register_clause45(hw,
4970 							 I40E_PHY_COM_REG_PAGE,
4971 							 temp_addr, phy_addr,
4972 							 &reg_val);
4973 		if (status)
4974 			return status;
4975 		*val = reg_val;
4976 		if (reg_val & I40E_PHY_LED_LINK_MODE_MASK) {
4977 			*led_addr = temp_addr;
4978 			break;
4979 		}
4980 	}
4981 	return status;
4982 }
4983 
4984 /**
4985  * i40e_led_set_phy
4986  * @hw: pointer to the HW structure
4987  * @on: true or false
4988  * @mode: original val plus bit for set or ignore
4989  * Set led's on or off when controlled by the PHY
4990  *
4991  **/
4992 i40e_status i40e_led_set_phy(struct i40e_hw *hw, bool on,
4993 			     u16 led_addr, u32 mode)
4994 {
4995 	i40e_status status = 0;
4996 	u32 led_ctl = 0;
4997 	u32 led_reg = 0;
4998 
4999 	status = i40e_led_get_reg(hw, led_addr, &led_reg);
5000 	if (status)
5001 		return status;
5002 	led_ctl = led_reg;
5003 	if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
5004 		led_reg = 0;
5005 		status = i40e_led_set_reg(hw, led_addr, led_reg);
5006 		if (status)
5007 			return status;
5008 	}
5009 	status = i40e_led_get_reg(hw, led_addr, &led_reg);
5010 	if (status)
5011 		goto restore_config;
5012 	if (on)
5013 		led_reg = I40E_PHY_LED_MANUAL_ON;
5014 	else
5015 		led_reg = 0;
5016 
5017 	status = i40e_led_set_reg(hw, led_addr, led_reg);
5018 	if (status)
5019 		goto restore_config;
5020 	if (mode & I40E_PHY_LED_MODE_ORIG) {
5021 		led_ctl = (mode & I40E_PHY_LED_MODE_MASK);
5022 		status = i40e_led_set_reg(hw, led_addr, led_ctl);
5023 	}
5024 	return status;
5025 
5026 restore_config:
5027 	status = i40e_led_set_reg(hw, led_addr, led_ctl);
5028 	return status;
5029 }
5030 
5031 /**
5032  * i40e_aq_rx_ctl_read_register - use FW to read from an Rx control register
5033  * @hw: pointer to the hw struct
5034  * @reg_addr: register address
5035  * @reg_val: ptr to register value
5036  * @cmd_details: pointer to command details structure or NULL
5037  *
5038  * Use the firmware to read the Rx control register,
5039  * especially useful if the Rx unit is under heavy pressure
5040  **/
5041 i40e_status i40e_aq_rx_ctl_read_register(struct i40e_hw *hw,
5042 				u32 reg_addr, u32 *reg_val,
5043 				struct i40e_asq_cmd_details *cmd_details)
5044 {
5045 	struct i40e_aq_desc desc;
5046 	struct i40e_aqc_rx_ctl_reg_read_write *cmd_resp =
5047 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
5048 	i40e_status status;
5049 
5050 	if (!reg_val)
5051 		return I40E_ERR_PARAM;
5052 
5053 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_read);
5054 
5055 	cmd_resp->address = cpu_to_le32(reg_addr);
5056 
5057 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5058 
5059 	if (status == 0)
5060 		*reg_val = le32_to_cpu(cmd_resp->value);
5061 
5062 	return status;
5063 }
5064 
5065 /**
5066  * i40e_read_rx_ctl - read from an Rx control register
5067  * @hw: pointer to the hw struct
5068  * @reg_addr: register address
5069  **/
5070 u32 i40e_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr)
5071 {
5072 	i40e_status status = 0;
5073 	bool use_register;
5074 	int retry = 5;
5075 	u32 val = 0;
5076 
5077 	use_register = (((hw->aq.api_maj_ver == 1) &&
5078 			(hw->aq.api_min_ver < 5)) ||
5079 			(hw->mac.type == I40E_MAC_X722));
5080 	if (!use_register) {
5081 do_retry:
5082 		status = i40e_aq_rx_ctl_read_register(hw, reg_addr, &val, NULL);
5083 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
5084 			usleep_range(1000, 2000);
5085 			retry--;
5086 			goto do_retry;
5087 		}
5088 	}
5089 
5090 	/* if the AQ access failed, try the old-fashioned way */
5091 	if (status || use_register)
5092 		val = rd32(hw, reg_addr);
5093 
5094 	return val;
5095 }
5096 
5097 /**
5098  * i40e_aq_rx_ctl_write_register
5099  * @hw: pointer to the hw struct
5100  * @reg_addr: register address
5101  * @reg_val: register value
5102  * @cmd_details: pointer to command details structure or NULL
5103  *
5104  * Use the firmware to write to an Rx control register,
5105  * especially useful if the Rx unit is under heavy pressure
5106  **/
5107 i40e_status i40e_aq_rx_ctl_write_register(struct i40e_hw *hw,
5108 				u32 reg_addr, u32 reg_val,
5109 				struct i40e_asq_cmd_details *cmd_details)
5110 {
5111 	struct i40e_aq_desc desc;
5112 	struct i40e_aqc_rx_ctl_reg_read_write *cmd =
5113 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
5114 	i40e_status status;
5115 
5116 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_write);
5117 
5118 	cmd->address = cpu_to_le32(reg_addr);
5119 	cmd->value = cpu_to_le32(reg_val);
5120 
5121 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5122 
5123 	return status;
5124 }
5125 
5126 /**
5127  * i40e_write_rx_ctl - write to an Rx control register
5128  * @hw: pointer to the hw struct
5129  * @reg_addr: register address
5130  * @reg_val: register value
5131  **/
5132 void i40e_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val)
5133 {
5134 	i40e_status status = 0;
5135 	bool use_register;
5136 	int retry = 5;
5137 
5138 	use_register = (((hw->aq.api_maj_ver == 1) &&
5139 			(hw->aq.api_min_ver < 5)) ||
5140 			(hw->mac.type == I40E_MAC_X722));
5141 	if (!use_register) {
5142 do_retry:
5143 		status = i40e_aq_rx_ctl_write_register(hw, reg_addr,
5144 						       reg_val, NULL);
5145 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
5146 			usleep_range(1000, 2000);
5147 			retry--;
5148 			goto do_retry;
5149 		}
5150 	}
5151 
5152 	/* if the AQ access failed, try the old-fashioned way */
5153 	if (status || use_register)
5154 		wr32(hw, reg_addr, reg_val);
5155 }
5156 
5157 /**
5158  * i40e_aq_set_phy_register
5159  * @hw: pointer to the hw struct
5160  * @phy_select: select which phy should be accessed
5161  * @dev_addr: PHY device address
5162  * @reg_addr: PHY register address
5163  * @reg_val: new register value
5164  * @cmd_details: pointer to command details structure or NULL
5165  *
5166  * Write the external PHY register.
5167  **/
5168 i40e_status i40e_aq_set_phy_register(struct i40e_hw *hw,
5169 				     u8 phy_select, u8 dev_addr,
5170 				     u32 reg_addr, u32 reg_val,
5171 				     struct i40e_asq_cmd_details *cmd_details)
5172 {
5173 	struct i40e_aq_desc desc;
5174 	struct i40e_aqc_phy_register_access *cmd =
5175 		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
5176 	i40e_status status;
5177 
5178 	i40e_fill_default_direct_cmd_desc(&desc,
5179 					  i40e_aqc_opc_set_phy_register);
5180 
5181 	cmd->phy_interface = phy_select;
5182 	cmd->dev_address = dev_addr;
5183 	cmd->reg_address = cpu_to_le32(reg_addr);
5184 	cmd->reg_value = cpu_to_le32(reg_val);
5185 
5186 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5187 
5188 	return status;
5189 }
5190 
5191 /**
5192  * i40e_aq_get_phy_register
5193  * @hw: pointer to the hw struct
5194  * @phy_select: select which phy should be accessed
5195  * @dev_addr: PHY device address
5196  * @reg_addr: PHY register address
5197  * @reg_val: read register value
5198  * @cmd_details: pointer to command details structure or NULL
5199  *
5200  * Read the external PHY register.
5201  **/
5202 i40e_status i40e_aq_get_phy_register(struct i40e_hw *hw,
5203 				     u8 phy_select, u8 dev_addr,
5204 				     u32 reg_addr, u32 *reg_val,
5205 				     struct i40e_asq_cmd_details *cmd_details)
5206 {
5207 	struct i40e_aq_desc desc;
5208 	struct i40e_aqc_phy_register_access *cmd =
5209 		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
5210 	i40e_status status;
5211 
5212 	i40e_fill_default_direct_cmd_desc(&desc,
5213 					  i40e_aqc_opc_get_phy_register);
5214 
5215 	cmd->phy_interface = phy_select;
5216 	cmd->dev_address = dev_addr;
5217 	cmd->reg_address = cpu_to_le32(reg_addr);
5218 
5219 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5220 	if (!status)
5221 		*reg_val = le32_to_cpu(cmd->reg_value);
5222 
5223 	return status;
5224 }
5225 
5226 /**
5227  * i40e_aq_write_ppp - Write pipeline personalization profile (ppp)
5228  * @hw: pointer to the hw struct
5229  * @buff: command buffer (size in bytes = buff_size)
5230  * @buff_size: buffer size in bytes
5231  * @track_id: package tracking id
5232  * @error_offset: returns error offset
5233  * @error_info: returns error information
5234  * @cmd_details: pointer to command details structure or NULL
5235  **/
5236 enum
5237 i40e_status_code i40e_aq_write_ppp(struct i40e_hw *hw, void *buff,
5238 				   u16 buff_size, u32 track_id,
5239 				   u32 *error_offset, u32 *error_info,
5240 				   struct i40e_asq_cmd_details *cmd_details)
5241 {
5242 	struct i40e_aq_desc desc;
5243 	struct i40e_aqc_write_personalization_profile *cmd =
5244 		(struct i40e_aqc_write_personalization_profile *)
5245 		&desc.params.raw;
5246 	struct i40e_aqc_write_ppp_resp *resp;
5247 	i40e_status status;
5248 
5249 	i40e_fill_default_direct_cmd_desc(&desc,
5250 					  i40e_aqc_opc_write_personalization_profile);
5251 
5252 	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
5253 	if (buff_size > I40E_AQ_LARGE_BUF)
5254 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
5255 
5256 	desc.datalen = cpu_to_le16(buff_size);
5257 
5258 	cmd->profile_track_id = cpu_to_le32(track_id);
5259 
5260 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
5261 	if (!status) {
5262 		resp = (struct i40e_aqc_write_ppp_resp *)&desc.params.raw;
5263 		if (error_offset)
5264 			*error_offset = le32_to_cpu(resp->error_offset);
5265 		if (error_info)
5266 			*error_info = le32_to_cpu(resp->error_info);
5267 	}
5268 
5269 	return status;
5270 }
5271 
5272 /**
5273  * i40e_aq_get_ppp_list - Read pipeline personalization profile (ppp)
5274  * @hw: pointer to the hw struct
5275  * @buff: command buffer (size in bytes = buff_size)
5276  * @buff_size: buffer size in bytes
5277  * @cmd_details: pointer to command details structure or NULL
5278  **/
5279 enum
5280 i40e_status_code i40e_aq_get_ppp_list(struct i40e_hw *hw, void *buff,
5281 				      u16 buff_size, u8 flags,
5282 				      struct i40e_asq_cmd_details *cmd_details)
5283 {
5284 	struct i40e_aq_desc desc;
5285 	struct i40e_aqc_get_applied_profiles *cmd =
5286 		(struct i40e_aqc_get_applied_profiles *)&desc.params.raw;
5287 	i40e_status status;
5288 
5289 	i40e_fill_default_direct_cmd_desc(&desc,
5290 					  i40e_aqc_opc_get_personalization_profile_list);
5291 
5292 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
5293 	if (buff_size > I40E_AQ_LARGE_BUF)
5294 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
5295 	desc.datalen = cpu_to_le16(buff_size);
5296 
5297 	cmd->flags = flags;
5298 
5299 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
5300 
5301 	return status;
5302 }
5303 
5304 /**
5305  * i40e_find_segment_in_package
5306  * @segment_type: the segment type to search for (i.e., SEGMENT_TYPE_I40E)
5307  * @pkg_hdr: pointer to the package header to be searched
5308  *
5309  * This function searches a package file for a particular segment type. On
5310  * success it returns a pointer to the segment header, otherwise it will
5311  * return NULL.
5312  **/
5313 struct i40e_generic_seg_header *
5314 i40e_find_segment_in_package(u32 segment_type,
5315 			     struct i40e_package_header *pkg_hdr)
5316 {
5317 	struct i40e_generic_seg_header *segment;
5318 	u32 i;
5319 
5320 	/* Search all package segments for the requested segment type */
5321 	for (i = 0; i < pkg_hdr->segment_count; i++) {
5322 		segment =
5323 			(struct i40e_generic_seg_header *)((u8 *)pkg_hdr +
5324 			 pkg_hdr->segment_offset[i]);
5325 
5326 		if (segment->type == segment_type)
5327 			return segment;
5328 	}
5329 
5330 	return NULL;
5331 }
5332 
5333 /**
5334  * i40e_write_profile
5335  * @hw: pointer to the hardware structure
5336  * @profile: pointer to the profile segment of the package to be downloaded
5337  * @track_id: package tracking id
5338  *
5339  * Handles the download of a complete package.
5340  */
5341 enum i40e_status_code
5342 i40e_write_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
5343 		   u32 track_id)
5344 {
5345 	i40e_status status = 0;
5346 	struct i40e_section_table *sec_tbl;
5347 	struct i40e_profile_section_header *sec = NULL;
5348 	u32 dev_cnt;
5349 	u32 vendor_dev_id;
5350 	u32 *nvm;
5351 	u32 section_size = 0;
5352 	u32 offset = 0, info = 0;
5353 	u32 i;
5354 
5355 	if (!track_id) {
5356 		i40e_debug(hw, I40E_DEBUG_PACKAGE, "Track_id can't be 0.");
5357 		return I40E_NOT_SUPPORTED;
5358 	}
5359 
5360 	dev_cnt = profile->device_table_count;
5361 
5362 	for (i = 0; i < dev_cnt; i++) {
5363 		vendor_dev_id = profile->device_table[i].vendor_dev_id;
5364 		if ((vendor_dev_id >> 16) == PCI_VENDOR_ID_INTEL)
5365 			if (hw->device_id == (vendor_dev_id & 0xFFFF))
5366 				break;
5367 	}
5368 	if (i == dev_cnt) {
5369 		i40e_debug(hw, I40E_DEBUG_PACKAGE, "Device doesn't support PPP");
5370 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
5371 	}
5372 
5373 	nvm = (u32 *)&profile->device_table[dev_cnt];
5374 	sec_tbl = (struct i40e_section_table *)&nvm[nvm[0] + 1];
5375 
5376 	for (i = 0; i < sec_tbl->section_count; i++) {
5377 		sec = (struct i40e_profile_section_header *)((u8 *)profile +
5378 					     sec_tbl->section_offset[i]);
5379 
5380 		/* Skip 'AQ', 'note' and 'name' sections */
5381 		if (sec->section.type != SECTION_TYPE_MMIO)
5382 			continue;
5383 
5384 		section_size = sec->section.size +
5385 			sizeof(struct i40e_profile_section_header);
5386 
5387 		/* Write profile */
5388 		status = i40e_aq_write_ppp(hw, (void *)sec, (u16)section_size,
5389 					   track_id, &offset, &info, NULL);
5390 		if (status) {
5391 			i40e_debug(hw, I40E_DEBUG_PACKAGE,
5392 				   "Failed to write profile: offset %d, info %d",
5393 				   offset, info);
5394 			break;
5395 		}
5396 	}
5397 	return status;
5398 }
5399 
5400 /**
5401  * i40e_add_pinfo_to_list
5402  * @hw: pointer to the hardware structure
5403  * @profile: pointer to the profile segment of the package
5404  * @profile_info_sec: buffer for information section
5405  * @track_id: package tracking id
5406  *
5407  * Register a profile to the list of loaded profiles.
5408  */
5409 enum i40e_status_code
5410 i40e_add_pinfo_to_list(struct i40e_hw *hw,
5411 		       struct i40e_profile_segment *profile,
5412 		       u8 *profile_info_sec, u32 track_id)
5413 {
5414 	i40e_status status = 0;
5415 	struct i40e_profile_section_header *sec = NULL;
5416 	struct i40e_profile_info *pinfo;
5417 	u32 offset = 0, info = 0;
5418 
5419 	sec = (struct i40e_profile_section_header *)profile_info_sec;
5420 	sec->tbl_size = 1;
5421 	sec->data_end = sizeof(struct i40e_profile_section_header) +
5422 			sizeof(struct i40e_profile_info);
5423 	sec->section.type = SECTION_TYPE_INFO;
5424 	sec->section.offset = sizeof(struct i40e_profile_section_header);
5425 	sec->section.size = sizeof(struct i40e_profile_info);
5426 	pinfo = (struct i40e_profile_info *)(profile_info_sec +
5427 					     sec->section.offset);
5428 	pinfo->track_id = track_id;
5429 	pinfo->version = profile->version;
5430 	pinfo->op = I40E_PPP_ADD_TRACKID;
5431 	memcpy(pinfo->name, profile->name, I40E_PPP_NAME_SIZE);
5432 
5433 	status = i40e_aq_write_ppp(hw, (void *)sec, sec->data_end,
5434 				   track_id, &offset, &info, NULL);
5435 	return status;
5436 }
5437