xref: /freebsd/sys/dev/ixl/i40e_common.c (revision 8657387683946d0c03e09fe77029edfe309eeb20)
1 /******************************************************************************
2 
3   Copyright (c) 2013-2015, Intel Corporation
4   All rights reserved.
5 
6   Redistribution and use in source and binary forms, with or without
7   modification, are permitted provided that the following conditions are met:
8 
9    1. Redistributions of source code must retain the above copyright notice,
10       this list of conditions and the following disclaimer.
11 
12    2. Redistributions in binary form must reproduce the above copyright
13       notice, this list of conditions and the following disclaimer in the
14       documentation and/or other materials provided with the distribution.
15 
16    3. Neither the name of the Intel Corporation nor the names of its
17       contributors may be used to endorse or promote products derived from
18       this software without specific prior written permission.
19 
20   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   POSSIBILITY OF SUCH DAMAGE.
31 
32 ******************************************************************************/
33 /*$FreeBSD$*/
34 
35 #include "i40e_type.h"
36 #include "i40e_adminq.h"
37 #include "i40e_prototype.h"
38 #include "i40e_virtchnl.h"
39 
40 
41 /**
42  * i40e_set_mac_type - Sets MAC type
43  * @hw: pointer to the HW structure
44  *
45  * This function sets the mac type of the adapter based on the
46  * vendor ID and device ID stored in the hw structure.
47  **/
48 enum i40e_status_code i40e_set_mac_type(struct i40e_hw *hw)
49 {
50 	enum i40e_status_code status = I40E_SUCCESS;
51 
52 	DEBUGFUNC("i40e_set_mac_type\n");
53 
54 	if (hw->vendor_id == I40E_INTEL_VENDOR_ID) {
55 		switch (hw->device_id) {
56 		case I40E_DEV_ID_SFP_XL710:
57 		case I40E_DEV_ID_QEMU:
58 		case I40E_DEV_ID_KX_B:
59 		case I40E_DEV_ID_KX_C:
60 		case I40E_DEV_ID_QSFP_A:
61 		case I40E_DEV_ID_QSFP_B:
62 		case I40E_DEV_ID_QSFP_C:
63 		case I40E_DEV_ID_10G_BASE_T:
64 		case I40E_DEV_ID_10G_BASE_T4:
65 		case I40E_DEV_ID_20G_KR2:
66 		case I40E_DEV_ID_20G_KR2_A:
67 		case I40E_DEV_ID_25G_B:
68 		case I40E_DEV_ID_25G_SFP28:
69 			hw->mac.type = I40E_MAC_XL710;
70 			break;
71 		case I40E_DEV_ID_X722_A0:
72 		case I40E_DEV_ID_KX_X722:
73 		case I40E_DEV_ID_QSFP_X722:
74 		case I40E_DEV_ID_SFP_X722:
75 		case I40E_DEV_ID_1G_BASE_T_X722:
76 		case I40E_DEV_ID_10G_BASE_T_X722:
77 		case I40E_DEV_ID_SFP_I_X722:
78 			hw->mac.type = I40E_MAC_X722;
79 			break;
80 		case I40E_DEV_ID_X722_VF:
81 		case I40E_DEV_ID_X722_A0_VF:
82 			hw->mac.type = I40E_MAC_X722_VF;
83 			break;
84 		case I40E_DEV_ID_VF:
85 		case I40E_DEV_ID_VF_HV:
86 			hw->mac.type = I40E_MAC_VF;
87 			break;
88 		default:
89 			hw->mac.type = I40E_MAC_GENERIC;
90 			break;
91 		}
92 	} else {
93 		status = I40E_ERR_DEVICE_NOT_SUPPORTED;
94 	}
95 
96 	DEBUGOUT2("i40e_set_mac_type found mac: %d, returns: %d\n",
97 		  hw->mac.type, status);
98 	return status;
99 }
100 
101 /**
102  * i40e_aq_str - convert AQ err code to a string
103  * @hw: pointer to the HW structure
104  * @aq_err: the AQ error code to convert
105  **/
106 const char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err)
107 {
108 	switch (aq_err) {
109 	case I40E_AQ_RC_OK:
110 		return "OK";
111 	case I40E_AQ_RC_EPERM:
112 		return "I40E_AQ_RC_EPERM";
113 	case I40E_AQ_RC_ENOENT:
114 		return "I40E_AQ_RC_ENOENT";
115 	case I40E_AQ_RC_ESRCH:
116 		return "I40E_AQ_RC_ESRCH";
117 	case I40E_AQ_RC_EINTR:
118 		return "I40E_AQ_RC_EINTR";
119 	case I40E_AQ_RC_EIO:
120 		return "I40E_AQ_RC_EIO";
121 	case I40E_AQ_RC_ENXIO:
122 		return "I40E_AQ_RC_ENXIO";
123 	case I40E_AQ_RC_E2BIG:
124 		return "I40E_AQ_RC_E2BIG";
125 	case I40E_AQ_RC_EAGAIN:
126 		return "I40E_AQ_RC_EAGAIN";
127 	case I40E_AQ_RC_ENOMEM:
128 		return "I40E_AQ_RC_ENOMEM";
129 	case I40E_AQ_RC_EACCES:
130 		return "I40E_AQ_RC_EACCES";
131 	case I40E_AQ_RC_EFAULT:
132 		return "I40E_AQ_RC_EFAULT";
133 	case I40E_AQ_RC_EBUSY:
134 		return "I40E_AQ_RC_EBUSY";
135 	case I40E_AQ_RC_EEXIST:
136 		return "I40E_AQ_RC_EEXIST";
137 	case I40E_AQ_RC_EINVAL:
138 		return "I40E_AQ_RC_EINVAL";
139 	case I40E_AQ_RC_ENOTTY:
140 		return "I40E_AQ_RC_ENOTTY";
141 	case I40E_AQ_RC_ENOSPC:
142 		return "I40E_AQ_RC_ENOSPC";
143 	case I40E_AQ_RC_ENOSYS:
144 		return "I40E_AQ_RC_ENOSYS";
145 	case I40E_AQ_RC_ERANGE:
146 		return "I40E_AQ_RC_ERANGE";
147 	case I40E_AQ_RC_EFLUSHED:
148 		return "I40E_AQ_RC_EFLUSHED";
149 	case I40E_AQ_RC_BAD_ADDR:
150 		return "I40E_AQ_RC_BAD_ADDR";
151 	case I40E_AQ_RC_EMODE:
152 		return "I40E_AQ_RC_EMODE";
153 	case I40E_AQ_RC_EFBIG:
154 		return "I40E_AQ_RC_EFBIG";
155 	}
156 
157 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
158 	return hw->err_str;
159 }
160 
161 /**
162  * i40e_stat_str - convert status err code to a string
163  * @hw: pointer to the HW structure
164  * @stat_err: the status error code to convert
165  **/
166 const char *i40e_stat_str(struct i40e_hw *hw, enum i40e_status_code stat_err)
167 {
168 	switch (stat_err) {
169 	case I40E_SUCCESS:
170 		return "OK";
171 	case I40E_ERR_NVM:
172 		return "I40E_ERR_NVM";
173 	case I40E_ERR_NVM_CHECKSUM:
174 		return "I40E_ERR_NVM_CHECKSUM";
175 	case I40E_ERR_PHY:
176 		return "I40E_ERR_PHY";
177 	case I40E_ERR_CONFIG:
178 		return "I40E_ERR_CONFIG";
179 	case I40E_ERR_PARAM:
180 		return "I40E_ERR_PARAM";
181 	case I40E_ERR_MAC_TYPE:
182 		return "I40E_ERR_MAC_TYPE";
183 	case I40E_ERR_UNKNOWN_PHY:
184 		return "I40E_ERR_UNKNOWN_PHY";
185 	case I40E_ERR_LINK_SETUP:
186 		return "I40E_ERR_LINK_SETUP";
187 	case I40E_ERR_ADAPTER_STOPPED:
188 		return "I40E_ERR_ADAPTER_STOPPED";
189 	case I40E_ERR_INVALID_MAC_ADDR:
190 		return "I40E_ERR_INVALID_MAC_ADDR";
191 	case I40E_ERR_DEVICE_NOT_SUPPORTED:
192 		return "I40E_ERR_DEVICE_NOT_SUPPORTED";
193 	case I40E_ERR_MASTER_REQUESTS_PENDING:
194 		return "I40E_ERR_MASTER_REQUESTS_PENDING";
195 	case I40E_ERR_INVALID_LINK_SETTINGS:
196 		return "I40E_ERR_INVALID_LINK_SETTINGS";
197 	case I40E_ERR_AUTONEG_NOT_COMPLETE:
198 		return "I40E_ERR_AUTONEG_NOT_COMPLETE";
199 	case I40E_ERR_RESET_FAILED:
200 		return "I40E_ERR_RESET_FAILED";
201 	case I40E_ERR_SWFW_SYNC:
202 		return "I40E_ERR_SWFW_SYNC";
203 	case I40E_ERR_NO_AVAILABLE_VSI:
204 		return "I40E_ERR_NO_AVAILABLE_VSI";
205 	case I40E_ERR_NO_MEMORY:
206 		return "I40E_ERR_NO_MEMORY";
207 	case I40E_ERR_BAD_PTR:
208 		return "I40E_ERR_BAD_PTR";
209 	case I40E_ERR_RING_FULL:
210 		return "I40E_ERR_RING_FULL";
211 	case I40E_ERR_INVALID_PD_ID:
212 		return "I40E_ERR_INVALID_PD_ID";
213 	case I40E_ERR_INVALID_QP_ID:
214 		return "I40E_ERR_INVALID_QP_ID";
215 	case I40E_ERR_INVALID_CQ_ID:
216 		return "I40E_ERR_INVALID_CQ_ID";
217 	case I40E_ERR_INVALID_CEQ_ID:
218 		return "I40E_ERR_INVALID_CEQ_ID";
219 	case I40E_ERR_INVALID_AEQ_ID:
220 		return "I40E_ERR_INVALID_AEQ_ID";
221 	case I40E_ERR_INVALID_SIZE:
222 		return "I40E_ERR_INVALID_SIZE";
223 	case I40E_ERR_INVALID_ARP_INDEX:
224 		return "I40E_ERR_INVALID_ARP_INDEX";
225 	case I40E_ERR_INVALID_FPM_FUNC_ID:
226 		return "I40E_ERR_INVALID_FPM_FUNC_ID";
227 	case I40E_ERR_QP_INVALID_MSG_SIZE:
228 		return "I40E_ERR_QP_INVALID_MSG_SIZE";
229 	case I40E_ERR_QP_TOOMANY_WRS_POSTED:
230 		return "I40E_ERR_QP_TOOMANY_WRS_POSTED";
231 	case I40E_ERR_INVALID_FRAG_COUNT:
232 		return "I40E_ERR_INVALID_FRAG_COUNT";
233 	case I40E_ERR_QUEUE_EMPTY:
234 		return "I40E_ERR_QUEUE_EMPTY";
235 	case I40E_ERR_INVALID_ALIGNMENT:
236 		return "I40E_ERR_INVALID_ALIGNMENT";
237 	case I40E_ERR_FLUSHED_QUEUE:
238 		return "I40E_ERR_FLUSHED_QUEUE";
239 	case I40E_ERR_INVALID_PUSH_PAGE_INDEX:
240 		return "I40E_ERR_INVALID_PUSH_PAGE_INDEX";
241 	case I40E_ERR_INVALID_IMM_DATA_SIZE:
242 		return "I40E_ERR_INVALID_IMM_DATA_SIZE";
243 	case I40E_ERR_TIMEOUT:
244 		return "I40E_ERR_TIMEOUT";
245 	case I40E_ERR_OPCODE_MISMATCH:
246 		return "I40E_ERR_OPCODE_MISMATCH";
247 	case I40E_ERR_CQP_COMPL_ERROR:
248 		return "I40E_ERR_CQP_COMPL_ERROR";
249 	case I40E_ERR_INVALID_VF_ID:
250 		return "I40E_ERR_INVALID_VF_ID";
251 	case I40E_ERR_INVALID_HMCFN_ID:
252 		return "I40E_ERR_INVALID_HMCFN_ID";
253 	case I40E_ERR_BACKING_PAGE_ERROR:
254 		return "I40E_ERR_BACKING_PAGE_ERROR";
255 	case I40E_ERR_NO_PBLCHUNKS_AVAILABLE:
256 		return "I40E_ERR_NO_PBLCHUNKS_AVAILABLE";
257 	case I40E_ERR_INVALID_PBLE_INDEX:
258 		return "I40E_ERR_INVALID_PBLE_INDEX";
259 	case I40E_ERR_INVALID_SD_INDEX:
260 		return "I40E_ERR_INVALID_SD_INDEX";
261 	case I40E_ERR_INVALID_PAGE_DESC_INDEX:
262 		return "I40E_ERR_INVALID_PAGE_DESC_INDEX";
263 	case I40E_ERR_INVALID_SD_TYPE:
264 		return "I40E_ERR_INVALID_SD_TYPE";
265 	case I40E_ERR_MEMCPY_FAILED:
266 		return "I40E_ERR_MEMCPY_FAILED";
267 	case I40E_ERR_INVALID_HMC_OBJ_INDEX:
268 		return "I40E_ERR_INVALID_HMC_OBJ_INDEX";
269 	case I40E_ERR_INVALID_HMC_OBJ_COUNT:
270 		return "I40E_ERR_INVALID_HMC_OBJ_COUNT";
271 	case I40E_ERR_INVALID_SRQ_ARM_LIMIT:
272 		return "I40E_ERR_INVALID_SRQ_ARM_LIMIT";
273 	case I40E_ERR_SRQ_ENABLED:
274 		return "I40E_ERR_SRQ_ENABLED";
275 	case I40E_ERR_ADMIN_QUEUE_ERROR:
276 		return "I40E_ERR_ADMIN_QUEUE_ERROR";
277 	case I40E_ERR_ADMIN_QUEUE_TIMEOUT:
278 		return "I40E_ERR_ADMIN_QUEUE_TIMEOUT";
279 	case I40E_ERR_BUF_TOO_SHORT:
280 		return "I40E_ERR_BUF_TOO_SHORT";
281 	case I40E_ERR_ADMIN_QUEUE_FULL:
282 		return "I40E_ERR_ADMIN_QUEUE_FULL";
283 	case I40E_ERR_ADMIN_QUEUE_NO_WORK:
284 		return "I40E_ERR_ADMIN_QUEUE_NO_WORK";
285 	case I40E_ERR_BAD_IWARP_CQE:
286 		return "I40E_ERR_BAD_IWARP_CQE";
287 	case I40E_ERR_NVM_BLANK_MODE:
288 		return "I40E_ERR_NVM_BLANK_MODE";
289 	case I40E_ERR_NOT_IMPLEMENTED:
290 		return "I40E_ERR_NOT_IMPLEMENTED";
291 	case I40E_ERR_PE_DOORBELL_NOT_ENABLED:
292 		return "I40E_ERR_PE_DOORBELL_NOT_ENABLED";
293 	case I40E_ERR_DIAG_TEST_FAILED:
294 		return "I40E_ERR_DIAG_TEST_FAILED";
295 	case I40E_ERR_NOT_READY:
296 		return "I40E_ERR_NOT_READY";
297 	case I40E_NOT_SUPPORTED:
298 		return "I40E_NOT_SUPPORTED";
299 	case I40E_ERR_FIRMWARE_API_VERSION:
300 		return "I40E_ERR_FIRMWARE_API_VERSION";
301 	}
302 
303 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
304 	return hw->err_str;
305 }
306 
307 /**
308  * i40e_debug_aq
309  * @hw: debug mask related to admin queue
310  * @mask: debug mask
311  * @desc: pointer to admin queue descriptor
312  * @buffer: pointer to command buffer
313  * @buf_len: max length of buffer
314  *
315  * Dumps debug log about adminq command with descriptor contents.
316  **/
317 void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
318 		   void *buffer, u16 buf_len)
319 {
320 	struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
321 	u16 len = LE16_TO_CPU(aq_desc->datalen);
322 	u8 *buf = (u8 *)buffer;
323 	u16 i = 0;
324 
325 	if ((!(mask & hw->debug_mask)) || (desc == NULL))
326 		return;
327 
328 	i40e_debug(hw, mask,
329 		   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
330 		   LE16_TO_CPU(aq_desc->opcode),
331 		   LE16_TO_CPU(aq_desc->flags),
332 		   LE16_TO_CPU(aq_desc->datalen),
333 		   LE16_TO_CPU(aq_desc->retval));
334 	i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
335 		   LE32_TO_CPU(aq_desc->cookie_high),
336 		   LE32_TO_CPU(aq_desc->cookie_low));
337 	i40e_debug(hw, mask, "\tparam (0,1)  0x%08X 0x%08X\n",
338 		   LE32_TO_CPU(aq_desc->params.internal.param0),
339 		   LE32_TO_CPU(aq_desc->params.internal.param1));
340 	i40e_debug(hw, mask, "\taddr (h,l)   0x%08X 0x%08X\n",
341 		   LE32_TO_CPU(aq_desc->params.external.addr_high),
342 		   LE32_TO_CPU(aq_desc->params.external.addr_low));
343 
344 	if ((buffer != NULL) && (aq_desc->datalen != 0)) {
345 		i40e_debug(hw, mask, "AQ CMD Buffer:\n");
346 		if (buf_len < len)
347 			len = buf_len;
348 		/* write the full 16-byte chunks */
349 		for (i = 0; i < (len - 16); i += 16)
350 			i40e_debug(hw, mask,
351 				   "\t0x%04X  %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n",
352 				   i, buf[i], buf[i+1], buf[i+2], buf[i+3],
353 				   buf[i+4], buf[i+5], buf[i+6], buf[i+7],
354 				   buf[i+8], buf[i+9], buf[i+10], buf[i+11],
355 				   buf[i+12], buf[i+13], buf[i+14], buf[i+15]);
356 		/* the most we could have left is 16 bytes, pad with zeros */
357 		if (i < len) {
358 			char d_buf[16];
359 			int j, i_sav;
360 
361 			i_sav = i;
362 			memset(d_buf, 0, sizeof(d_buf));
363 			for (j = 0; i < len; j++, i++)
364 				d_buf[j] = buf[i];
365 			i40e_debug(hw, mask,
366 				   "\t0x%04X  %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n",
367 				   i_sav, d_buf[0], d_buf[1], d_buf[2], d_buf[3],
368 				   d_buf[4], d_buf[5], d_buf[6], d_buf[7],
369 				   d_buf[8], d_buf[9], d_buf[10], d_buf[11],
370 				   d_buf[12], d_buf[13], d_buf[14], d_buf[15]);
371 		}
372 	}
373 }
374 
375 /**
376  * i40e_check_asq_alive
377  * @hw: pointer to the hw struct
378  *
379  * Returns TRUE if Queue is enabled else FALSE.
380  **/
381 bool i40e_check_asq_alive(struct i40e_hw *hw)
382 {
383 	if (hw->aq.asq.len)
384 		if (!i40e_is_vf(hw))
385 			return !!(rd32(hw, hw->aq.asq.len) &
386 				I40E_PF_ATQLEN_ATQENABLE_MASK);
387 		if (i40e_is_vf(hw))
388 			return !!(rd32(hw, hw->aq.asq.len) &
389 				I40E_VF_ATQLEN1_ATQENABLE_MASK);
390 	return FALSE;
391 }
392 
393 /**
394  * i40e_aq_queue_shutdown
395  * @hw: pointer to the hw struct
396  * @unloading: is the driver unloading itself
397  *
398  * Tell the Firmware that we're shutting down the AdminQ and whether
399  * or not the driver is unloading as well.
400  **/
401 enum i40e_status_code i40e_aq_queue_shutdown(struct i40e_hw *hw,
402 					     bool unloading)
403 {
404 	struct i40e_aq_desc desc;
405 	struct i40e_aqc_queue_shutdown *cmd =
406 		(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
407 	enum i40e_status_code status;
408 
409 	i40e_fill_default_direct_cmd_desc(&desc,
410 					  i40e_aqc_opc_queue_shutdown);
411 
412 	if (unloading)
413 		cmd->driver_unloading = CPU_TO_LE32(I40E_AQ_DRIVER_UNLOADING);
414 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
415 
416 	return status;
417 }
418 
419 /**
420  * i40e_aq_get_set_rss_lut
421  * @hw: pointer to the hardware structure
422  * @vsi_id: vsi fw index
423  * @pf_lut: for PF table set TRUE, for VSI table set FALSE
424  * @lut: pointer to the lut buffer provided by the caller
425  * @lut_size: size of the lut buffer
426  * @set: set TRUE to set the table, FALSE to get the table
427  *
428  * Internal function to get or set RSS look up table
429  **/
430 static enum i40e_status_code i40e_aq_get_set_rss_lut(struct i40e_hw *hw,
431 						     u16 vsi_id, bool pf_lut,
432 						     u8 *lut, u16 lut_size,
433 						     bool set)
434 {
435 	enum i40e_status_code status;
436 	struct i40e_aq_desc desc;
437 	struct i40e_aqc_get_set_rss_lut *cmd_resp =
438 		   (struct i40e_aqc_get_set_rss_lut *)&desc.params.raw;
439 
440 	if (set)
441 		i40e_fill_default_direct_cmd_desc(&desc,
442 						  i40e_aqc_opc_set_rss_lut);
443 	else
444 		i40e_fill_default_direct_cmd_desc(&desc,
445 						  i40e_aqc_opc_get_rss_lut);
446 
447 	/* Indirect command */
448 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
449 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
450 
451 	cmd_resp->vsi_id =
452 			CPU_TO_LE16((u16)((vsi_id <<
453 					  I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) &
454 					  I40E_AQC_SET_RSS_LUT_VSI_ID_MASK));
455 	cmd_resp->vsi_id |= CPU_TO_LE16((u16)I40E_AQC_SET_RSS_LUT_VSI_VALID);
456 
457 	if (pf_lut)
458 		cmd_resp->flags |= CPU_TO_LE16((u16)
459 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF <<
460 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
461 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
462 	else
463 		cmd_resp->flags |= CPU_TO_LE16((u16)
464 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI <<
465 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
466 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
467 
468 	status = i40e_asq_send_command(hw, &desc, lut, lut_size, NULL);
469 
470 	return status;
471 }
472 
473 /**
474  * i40e_aq_get_rss_lut
475  * @hw: pointer to the hardware structure
476  * @vsi_id: vsi fw index
477  * @pf_lut: for PF table set TRUE, for VSI table set FALSE
478  * @lut: pointer to the lut buffer provided by the caller
479  * @lut_size: size of the lut buffer
480  *
481  * get the RSS lookup table, PF or VSI type
482  **/
483 enum i40e_status_code i40e_aq_get_rss_lut(struct i40e_hw *hw, u16 vsi_id,
484 					  bool pf_lut, u8 *lut, u16 lut_size)
485 {
486 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size,
487 				       FALSE);
488 }
489 
490 /**
491  * i40e_aq_set_rss_lut
492  * @hw: pointer to the hardware structure
493  * @vsi_id: vsi fw index
494  * @pf_lut: for PF table set TRUE, for VSI table set FALSE
495  * @lut: pointer to the lut buffer provided by the caller
496  * @lut_size: size of the lut buffer
497  *
498  * set the RSS lookup table, PF or VSI type
499  **/
500 enum i40e_status_code i40e_aq_set_rss_lut(struct i40e_hw *hw, u16 vsi_id,
501 					  bool pf_lut, u8 *lut, u16 lut_size)
502 {
503 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, TRUE);
504 }
505 
506 /**
507  * i40e_aq_get_set_rss_key
508  * @hw: pointer to the hw struct
509  * @vsi_id: vsi fw index
510  * @key: pointer to key info struct
511  * @set: set TRUE to set the key, FALSE to get the key
512  *
513  * get the RSS key per VSI
514  **/
515 static enum i40e_status_code i40e_aq_get_set_rss_key(struct i40e_hw *hw,
516 				      u16 vsi_id,
517 				      struct i40e_aqc_get_set_rss_key_data *key,
518 				      bool set)
519 {
520 	enum i40e_status_code status;
521 	struct i40e_aq_desc desc;
522 	struct i40e_aqc_get_set_rss_key *cmd_resp =
523 			(struct i40e_aqc_get_set_rss_key *)&desc.params.raw;
524 	u16 key_size = sizeof(struct i40e_aqc_get_set_rss_key_data);
525 
526 	if (set)
527 		i40e_fill_default_direct_cmd_desc(&desc,
528 						  i40e_aqc_opc_set_rss_key);
529 	else
530 		i40e_fill_default_direct_cmd_desc(&desc,
531 						  i40e_aqc_opc_get_rss_key);
532 
533 	/* Indirect command */
534 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
535 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
536 
537 	cmd_resp->vsi_id =
538 			CPU_TO_LE16((u16)((vsi_id <<
539 					  I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) &
540 					  I40E_AQC_SET_RSS_KEY_VSI_ID_MASK));
541 	cmd_resp->vsi_id |= CPU_TO_LE16((u16)I40E_AQC_SET_RSS_KEY_VSI_VALID);
542 
543 	status = i40e_asq_send_command(hw, &desc, key, key_size, NULL);
544 
545 	return status;
546 }
547 
548 /**
549  * i40e_aq_get_rss_key
550  * @hw: pointer to the hw struct
551  * @vsi_id: vsi fw index
552  * @key: pointer to key info struct
553  *
554  **/
555 enum i40e_status_code i40e_aq_get_rss_key(struct i40e_hw *hw,
556 				      u16 vsi_id,
557 				      struct i40e_aqc_get_set_rss_key_data *key)
558 {
559 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, FALSE);
560 }
561 
562 /**
563  * i40e_aq_set_rss_key
564  * @hw: pointer to the hw struct
565  * @vsi_id: vsi fw index
566  * @key: pointer to key info struct
567  *
568  * set the RSS key per VSI
569  **/
570 enum i40e_status_code i40e_aq_set_rss_key(struct i40e_hw *hw,
571 				      u16 vsi_id,
572 				      struct i40e_aqc_get_set_rss_key_data *key)
573 {
574 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, TRUE);
575 }
576 
577 /* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
578  * hardware to a bit-field that can be used by SW to more easily determine the
579  * packet type.
580  *
581  * Macros are used to shorten the table lines and make this table human
582  * readable.
583  *
584  * We store the PTYPE in the top byte of the bit field - this is just so that
585  * we can check that the table doesn't have a row missing, as the index into
586  * the table should be the PTYPE.
587  *
588  * Typical work flow:
589  *
590  * IF NOT i40e_ptype_lookup[ptype].known
591  * THEN
592  *      Packet is unknown
593  * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
594  *      Use the rest of the fields to look at the tunnels, inner protocols, etc
595  * ELSE
596  *      Use the enum i40e_rx_l2_ptype to decode the packet type
597  * ENDIF
598  */
599 
600 /* macro to make the table lines short */
601 #define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
602 	{	PTYPE, \
603 		1, \
604 		I40E_RX_PTYPE_OUTER_##OUTER_IP, \
605 		I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
606 		I40E_RX_PTYPE_##OUTER_FRAG, \
607 		I40E_RX_PTYPE_TUNNEL_##T, \
608 		I40E_RX_PTYPE_TUNNEL_END_##TE, \
609 		I40E_RX_PTYPE_##TEF, \
610 		I40E_RX_PTYPE_INNER_PROT_##I, \
611 		I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
612 
613 #define I40E_PTT_UNUSED_ENTRY(PTYPE) \
614 		{ PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
615 
616 /* shorter macros makes the table fit but are terse */
617 #define I40E_RX_PTYPE_NOF		I40E_RX_PTYPE_NOT_FRAG
618 #define I40E_RX_PTYPE_FRG		I40E_RX_PTYPE_FRAG
619 #define I40E_RX_PTYPE_INNER_PROT_TS	I40E_RX_PTYPE_INNER_PROT_TIMESYNC
620 
621 /* Lookup table mapping the HW PTYPE to the bit field for decoding */
622 struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
623 	/* L2 Packet types */
624 	I40E_PTT_UNUSED_ENTRY(0),
625 	I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
626 	I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
627 	I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
628 	I40E_PTT_UNUSED_ENTRY(4),
629 	I40E_PTT_UNUSED_ENTRY(5),
630 	I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
631 	I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
632 	I40E_PTT_UNUSED_ENTRY(8),
633 	I40E_PTT_UNUSED_ENTRY(9),
634 	I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
635 	I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
636 	I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
637 	I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
638 	I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
639 	I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
640 	I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
641 	I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
642 	I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
643 	I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
644 	I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
645 	I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
646 
647 	/* Non Tunneled IPv4 */
648 	I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
649 	I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
650 	I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
651 	I40E_PTT_UNUSED_ENTRY(25),
652 	I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
653 	I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
654 	I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
655 
656 	/* IPv4 --> IPv4 */
657 	I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
658 	I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
659 	I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
660 	I40E_PTT_UNUSED_ENTRY(32),
661 	I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
662 	I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
663 	I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
664 
665 	/* IPv4 --> IPv6 */
666 	I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
667 	I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
668 	I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
669 	I40E_PTT_UNUSED_ENTRY(39),
670 	I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
671 	I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
672 	I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
673 
674 	/* IPv4 --> GRE/NAT */
675 	I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
676 
677 	/* IPv4 --> GRE/NAT --> IPv4 */
678 	I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
679 	I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
680 	I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
681 	I40E_PTT_UNUSED_ENTRY(47),
682 	I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
683 	I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
684 	I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
685 
686 	/* IPv4 --> GRE/NAT --> IPv6 */
687 	I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
688 	I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
689 	I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
690 	I40E_PTT_UNUSED_ENTRY(54),
691 	I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
692 	I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
693 	I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
694 
695 	/* IPv4 --> GRE/NAT --> MAC */
696 	I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
697 
698 	/* IPv4 --> GRE/NAT --> MAC --> IPv4 */
699 	I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
700 	I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
701 	I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
702 	I40E_PTT_UNUSED_ENTRY(62),
703 	I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
704 	I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
705 	I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
706 
707 	/* IPv4 --> GRE/NAT -> MAC --> IPv6 */
708 	I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
709 	I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
710 	I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
711 	I40E_PTT_UNUSED_ENTRY(69),
712 	I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
713 	I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
714 	I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
715 
716 	/* IPv4 --> GRE/NAT --> MAC/VLAN */
717 	I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
718 
719 	/* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
720 	I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
721 	I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
722 	I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
723 	I40E_PTT_UNUSED_ENTRY(77),
724 	I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
725 	I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
726 	I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
727 
728 	/* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
729 	I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
730 	I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
731 	I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
732 	I40E_PTT_UNUSED_ENTRY(84),
733 	I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
734 	I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
735 	I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
736 
737 	/* Non Tunneled IPv6 */
738 	I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
739 	I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
740 	I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY4),
741 	I40E_PTT_UNUSED_ENTRY(91),
742 	I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
743 	I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
744 	I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
745 
746 	/* IPv6 --> IPv4 */
747 	I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
748 	I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
749 	I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
750 	I40E_PTT_UNUSED_ENTRY(98),
751 	I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
752 	I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
753 	I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
754 
755 	/* IPv6 --> IPv6 */
756 	I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
757 	I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
758 	I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
759 	I40E_PTT_UNUSED_ENTRY(105),
760 	I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
761 	I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
762 	I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
763 
764 	/* IPv6 --> GRE/NAT */
765 	I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
766 
767 	/* IPv6 --> GRE/NAT -> IPv4 */
768 	I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
769 	I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
770 	I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
771 	I40E_PTT_UNUSED_ENTRY(113),
772 	I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
773 	I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
774 	I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
775 
776 	/* IPv6 --> GRE/NAT -> IPv6 */
777 	I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
778 	I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
779 	I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
780 	I40E_PTT_UNUSED_ENTRY(120),
781 	I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
782 	I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
783 	I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
784 
785 	/* IPv6 --> GRE/NAT -> MAC */
786 	I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
787 
788 	/* IPv6 --> GRE/NAT -> MAC -> IPv4 */
789 	I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
790 	I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
791 	I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
792 	I40E_PTT_UNUSED_ENTRY(128),
793 	I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
794 	I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
795 	I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
796 
797 	/* IPv6 --> GRE/NAT -> MAC -> IPv6 */
798 	I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
799 	I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
800 	I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
801 	I40E_PTT_UNUSED_ENTRY(135),
802 	I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
803 	I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
804 	I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
805 
806 	/* IPv6 --> GRE/NAT -> MAC/VLAN */
807 	I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
808 
809 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
810 	I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
811 	I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
812 	I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
813 	I40E_PTT_UNUSED_ENTRY(143),
814 	I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
815 	I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
816 	I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
817 
818 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
819 	I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
820 	I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
821 	I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
822 	I40E_PTT_UNUSED_ENTRY(150),
823 	I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
824 	I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
825 	I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
826 
827 	/* unused entries */
828 	I40E_PTT_UNUSED_ENTRY(154),
829 	I40E_PTT_UNUSED_ENTRY(155),
830 	I40E_PTT_UNUSED_ENTRY(156),
831 	I40E_PTT_UNUSED_ENTRY(157),
832 	I40E_PTT_UNUSED_ENTRY(158),
833 	I40E_PTT_UNUSED_ENTRY(159),
834 
835 	I40E_PTT_UNUSED_ENTRY(160),
836 	I40E_PTT_UNUSED_ENTRY(161),
837 	I40E_PTT_UNUSED_ENTRY(162),
838 	I40E_PTT_UNUSED_ENTRY(163),
839 	I40E_PTT_UNUSED_ENTRY(164),
840 	I40E_PTT_UNUSED_ENTRY(165),
841 	I40E_PTT_UNUSED_ENTRY(166),
842 	I40E_PTT_UNUSED_ENTRY(167),
843 	I40E_PTT_UNUSED_ENTRY(168),
844 	I40E_PTT_UNUSED_ENTRY(169),
845 
846 	I40E_PTT_UNUSED_ENTRY(170),
847 	I40E_PTT_UNUSED_ENTRY(171),
848 	I40E_PTT_UNUSED_ENTRY(172),
849 	I40E_PTT_UNUSED_ENTRY(173),
850 	I40E_PTT_UNUSED_ENTRY(174),
851 	I40E_PTT_UNUSED_ENTRY(175),
852 	I40E_PTT_UNUSED_ENTRY(176),
853 	I40E_PTT_UNUSED_ENTRY(177),
854 	I40E_PTT_UNUSED_ENTRY(178),
855 	I40E_PTT_UNUSED_ENTRY(179),
856 
857 	I40E_PTT_UNUSED_ENTRY(180),
858 	I40E_PTT_UNUSED_ENTRY(181),
859 	I40E_PTT_UNUSED_ENTRY(182),
860 	I40E_PTT_UNUSED_ENTRY(183),
861 	I40E_PTT_UNUSED_ENTRY(184),
862 	I40E_PTT_UNUSED_ENTRY(185),
863 	I40E_PTT_UNUSED_ENTRY(186),
864 	I40E_PTT_UNUSED_ENTRY(187),
865 	I40E_PTT_UNUSED_ENTRY(188),
866 	I40E_PTT_UNUSED_ENTRY(189),
867 
868 	I40E_PTT_UNUSED_ENTRY(190),
869 	I40E_PTT_UNUSED_ENTRY(191),
870 	I40E_PTT_UNUSED_ENTRY(192),
871 	I40E_PTT_UNUSED_ENTRY(193),
872 	I40E_PTT_UNUSED_ENTRY(194),
873 	I40E_PTT_UNUSED_ENTRY(195),
874 	I40E_PTT_UNUSED_ENTRY(196),
875 	I40E_PTT_UNUSED_ENTRY(197),
876 	I40E_PTT_UNUSED_ENTRY(198),
877 	I40E_PTT_UNUSED_ENTRY(199),
878 
879 	I40E_PTT_UNUSED_ENTRY(200),
880 	I40E_PTT_UNUSED_ENTRY(201),
881 	I40E_PTT_UNUSED_ENTRY(202),
882 	I40E_PTT_UNUSED_ENTRY(203),
883 	I40E_PTT_UNUSED_ENTRY(204),
884 	I40E_PTT_UNUSED_ENTRY(205),
885 	I40E_PTT_UNUSED_ENTRY(206),
886 	I40E_PTT_UNUSED_ENTRY(207),
887 	I40E_PTT_UNUSED_ENTRY(208),
888 	I40E_PTT_UNUSED_ENTRY(209),
889 
890 	I40E_PTT_UNUSED_ENTRY(210),
891 	I40E_PTT_UNUSED_ENTRY(211),
892 	I40E_PTT_UNUSED_ENTRY(212),
893 	I40E_PTT_UNUSED_ENTRY(213),
894 	I40E_PTT_UNUSED_ENTRY(214),
895 	I40E_PTT_UNUSED_ENTRY(215),
896 	I40E_PTT_UNUSED_ENTRY(216),
897 	I40E_PTT_UNUSED_ENTRY(217),
898 	I40E_PTT_UNUSED_ENTRY(218),
899 	I40E_PTT_UNUSED_ENTRY(219),
900 
901 	I40E_PTT_UNUSED_ENTRY(220),
902 	I40E_PTT_UNUSED_ENTRY(221),
903 	I40E_PTT_UNUSED_ENTRY(222),
904 	I40E_PTT_UNUSED_ENTRY(223),
905 	I40E_PTT_UNUSED_ENTRY(224),
906 	I40E_PTT_UNUSED_ENTRY(225),
907 	I40E_PTT_UNUSED_ENTRY(226),
908 	I40E_PTT_UNUSED_ENTRY(227),
909 	I40E_PTT_UNUSED_ENTRY(228),
910 	I40E_PTT_UNUSED_ENTRY(229),
911 
912 	I40E_PTT_UNUSED_ENTRY(230),
913 	I40E_PTT_UNUSED_ENTRY(231),
914 	I40E_PTT_UNUSED_ENTRY(232),
915 	I40E_PTT_UNUSED_ENTRY(233),
916 	I40E_PTT_UNUSED_ENTRY(234),
917 	I40E_PTT_UNUSED_ENTRY(235),
918 	I40E_PTT_UNUSED_ENTRY(236),
919 	I40E_PTT_UNUSED_ENTRY(237),
920 	I40E_PTT_UNUSED_ENTRY(238),
921 	I40E_PTT_UNUSED_ENTRY(239),
922 
923 	I40E_PTT_UNUSED_ENTRY(240),
924 	I40E_PTT_UNUSED_ENTRY(241),
925 	I40E_PTT_UNUSED_ENTRY(242),
926 	I40E_PTT_UNUSED_ENTRY(243),
927 	I40E_PTT_UNUSED_ENTRY(244),
928 	I40E_PTT_UNUSED_ENTRY(245),
929 	I40E_PTT_UNUSED_ENTRY(246),
930 	I40E_PTT_UNUSED_ENTRY(247),
931 	I40E_PTT_UNUSED_ENTRY(248),
932 	I40E_PTT_UNUSED_ENTRY(249),
933 
934 	I40E_PTT_UNUSED_ENTRY(250),
935 	I40E_PTT_UNUSED_ENTRY(251),
936 	I40E_PTT_UNUSED_ENTRY(252),
937 	I40E_PTT_UNUSED_ENTRY(253),
938 	I40E_PTT_UNUSED_ENTRY(254),
939 	I40E_PTT_UNUSED_ENTRY(255)
940 };
941 
942 
943 /**
944  * i40e_validate_mac_addr - Validate unicast MAC address
945  * @mac_addr: pointer to MAC address
946  *
947  * Tests a MAC address to ensure it is a valid Individual Address
948  **/
949 enum i40e_status_code i40e_validate_mac_addr(u8 *mac_addr)
950 {
951 	enum i40e_status_code status = I40E_SUCCESS;
952 
953 	DEBUGFUNC("i40e_validate_mac_addr");
954 
955 	/* Broadcast addresses ARE multicast addresses
956 	 * Make sure it is not a multicast address
957 	 * Reject the zero address
958 	 */
959 	if (I40E_IS_MULTICAST(mac_addr) ||
960 	    (mac_addr[0] == 0 && mac_addr[1] == 0 && mac_addr[2] == 0 &&
961 	      mac_addr[3] == 0 && mac_addr[4] == 0 && mac_addr[5] == 0))
962 		status = I40E_ERR_INVALID_MAC_ADDR;
963 
964 	return status;
965 }
966 
967 /**
968  * i40e_init_shared_code - Initialize the shared code
969  * @hw: pointer to hardware structure
970  *
971  * This assigns the MAC type and PHY code and inits the NVM.
972  * Does not touch the hardware. This function must be called prior to any
973  * other function in the shared code. The i40e_hw structure should be
974  * memset to 0 prior to calling this function.  The following fields in
975  * hw structure should be filled in prior to calling this function:
976  * hw_addr, back, device_id, vendor_id, subsystem_device_id,
977  * subsystem_vendor_id, and revision_id
978  **/
979 enum i40e_status_code i40e_init_shared_code(struct i40e_hw *hw)
980 {
981 	enum i40e_status_code status = I40E_SUCCESS;
982 	u32 port, ari, func_rid;
983 
984 	DEBUGFUNC("i40e_init_shared_code");
985 
986 	i40e_set_mac_type(hw);
987 
988 	switch (hw->mac.type) {
989 	case I40E_MAC_XL710:
990 	case I40E_MAC_X722:
991 		break;
992 	default:
993 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
994 	}
995 
996 	hw->phy.get_link_info = TRUE;
997 
998 	/* Determine port number and PF number*/
999 	port = (rd32(hw, I40E_PFGEN_PORTNUM) & I40E_PFGEN_PORTNUM_PORT_NUM_MASK)
1000 					   >> I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT;
1001 	hw->port = (u8)port;
1002 	ari = (rd32(hw, I40E_GLPCI_CAPSUP) & I40E_GLPCI_CAPSUP_ARI_EN_MASK) >>
1003 						 I40E_GLPCI_CAPSUP_ARI_EN_SHIFT;
1004 	func_rid = rd32(hw, I40E_PF_FUNC_RID);
1005 	if (ari)
1006 		hw->pf_id = (u8)(func_rid & 0xff);
1007 	else
1008 		hw->pf_id = (u8)(func_rid & 0x7);
1009 
1010 	if (hw->mac.type == I40E_MAC_X722)
1011 		hw->flags |= I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE;
1012 
1013 	status = i40e_init_nvm(hw);
1014 	return status;
1015 }
1016 
1017 /**
1018  * i40e_aq_mac_address_read - Retrieve the MAC addresses
1019  * @hw: pointer to the hw struct
1020  * @flags: a return indicator of what addresses were added to the addr store
1021  * @addrs: the requestor's mac addr store
1022  * @cmd_details: pointer to command details structure or NULL
1023  **/
1024 static enum i40e_status_code i40e_aq_mac_address_read(struct i40e_hw *hw,
1025 				   u16 *flags,
1026 				   struct i40e_aqc_mac_address_read_data *addrs,
1027 				   struct i40e_asq_cmd_details *cmd_details)
1028 {
1029 	struct i40e_aq_desc desc;
1030 	struct i40e_aqc_mac_address_read *cmd_data =
1031 		(struct i40e_aqc_mac_address_read *)&desc.params.raw;
1032 	enum i40e_status_code status;
1033 
1034 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
1035 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
1036 
1037 	status = i40e_asq_send_command(hw, &desc, addrs,
1038 				       sizeof(*addrs), cmd_details);
1039 	*flags = LE16_TO_CPU(cmd_data->command_flags);
1040 
1041 	return status;
1042 }
1043 
1044 /**
1045  * i40e_aq_mac_address_write - Change the MAC addresses
1046  * @hw: pointer to the hw struct
1047  * @flags: indicates which MAC to be written
1048  * @mac_addr: address to write
1049  * @cmd_details: pointer to command details structure or NULL
1050  **/
1051 enum i40e_status_code i40e_aq_mac_address_write(struct i40e_hw *hw,
1052 				    u16 flags, u8 *mac_addr,
1053 				    struct i40e_asq_cmd_details *cmd_details)
1054 {
1055 	struct i40e_aq_desc desc;
1056 	struct i40e_aqc_mac_address_write *cmd_data =
1057 		(struct i40e_aqc_mac_address_write *)&desc.params.raw;
1058 	enum i40e_status_code status;
1059 
1060 	i40e_fill_default_direct_cmd_desc(&desc,
1061 					  i40e_aqc_opc_mac_address_write);
1062 	cmd_data->command_flags = CPU_TO_LE16(flags);
1063 	cmd_data->mac_sah = CPU_TO_LE16((u16)mac_addr[0] << 8 | mac_addr[1]);
1064 	cmd_data->mac_sal = CPU_TO_LE32(((u32)mac_addr[2] << 24) |
1065 					((u32)mac_addr[3] << 16) |
1066 					((u32)mac_addr[4] << 8) |
1067 					mac_addr[5]);
1068 
1069 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1070 
1071 	return status;
1072 }
1073 
1074 /**
1075  * i40e_get_mac_addr - get MAC address
1076  * @hw: pointer to the HW structure
1077  * @mac_addr: pointer to MAC address
1078  *
1079  * Reads the adapter's MAC address from register
1080  **/
1081 enum i40e_status_code i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1082 {
1083 	struct i40e_aqc_mac_address_read_data addrs;
1084 	enum i40e_status_code status;
1085 	u16 flags = 0;
1086 
1087 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1088 
1089 	if (flags & I40E_AQC_LAN_ADDR_VALID)
1090 		i40e_memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac),
1091 			I40E_NONDMA_TO_NONDMA);
1092 
1093 	return status;
1094 }
1095 
1096 /**
1097  * i40e_get_port_mac_addr - get Port MAC address
1098  * @hw: pointer to the HW structure
1099  * @mac_addr: pointer to Port MAC address
1100  *
1101  * Reads the adapter's Port MAC address
1102  **/
1103 enum i40e_status_code i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1104 {
1105 	struct i40e_aqc_mac_address_read_data addrs;
1106 	enum i40e_status_code status;
1107 	u16 flags = 0;
1108 
1109 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1110 	if (status)
1111 		return status;
1112 
1113 	if (flags & I40E_AQC_PORT_ADDR_VALID)
1114 		i40e_memcpy(mac_addr, &addrs.port_mac, sizeof(addrs.port_mac),
1115 			I40E_NONDMA_TO_NONDMA);
1116 	else
1117 		status = I40E_ERR_INVALID_MAC_ADDR;
1118 
1119 	return status;
1120 }
1121 
1122 /**
1123  * i40e_pre_tx_queue_cfg - pre tx queue configure
1124  * @hw: pointer to the HW structure
1125  * @queue: target pf queue index
1126  * @enable: state change request
1127  *
1128  * Handles hw requirement to indicate intention to enable
1129  * or disable target queue.
1130  **/
1131 void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable)
1132 {
1133 	u32 abs_queue_idx = hw->func_caps.base_queue + queue;
1134 	u32 reg_block = 0;
1135 	u32 reg_val;
1136 
1137 	if (abs_queue_idx >= 128) {
1138 		reg_block = abs_queue_idx / 128;
1139 		abs_queue_idx %= 128;
1140 	}
1141 
1142 	reg_val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1143 	reg_val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1144 	reg_val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1145 
1146 	if (enable)
1147 		reg_val |= I40E_GLLAN_TXPRE_QDIS_CLEAR_QDIS_MASK;
1148 	else
1149 		reg_val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1150 
1151 	wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val);
1152 }
1153 
1154 /**
1155  *  i40e_read_pba_string - Reads part number string from EEPROM
1156  *  @hw: pointer to hardware structure
1157  *  @pba_num: stores the part number string from the EEPROM
1158  *  @pba_num_size: part number string buffer length
1159  *
1160  *  Reads the part number string from the EEPROM.
1161  **/
1162 enum i40e_status_code i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num,
1163 					    u32 pba_num_size)
1164 {
1165 	enum i40e_status_code status = I40E_SUCCESS;
1166 	u16 pba_word = 0;
1167 	u16 pba_size = 0;
1168 	u16 pba_ptr = 0;
1169 	u16 i = 0;
1170 
1171 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_FLAGS, &pba_word);
1172 	if ((status != I40E_SUCCESS) || (pba_word != 0xFAFA)) {
1173 		DEBUGOUT("Failed to read PBA flags or flag is invalid.\n");
1174 		return status;
1175 	}
1176 
1177 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_BLOCK_PTR, &pba_ptr);
1178 	if (status != I40E_SUCCESS) {
1179 		DEBUGOUT("Failed to read PBA Block pointer.\n");
1180 		return status;
1181 	}
1182 
1183 	status = i40e_read_nvm_word(hw, pba_ptr, &pba_size);
1184 	if (status != I40E_SUCCESS) {
1185 		DEBUGOUT("Failed to read PBA Block size.\n");
1186 		return status;
1187 	}
1188 
1189 	/* Subtract one to get PBA word count (PBA Size word is included in
1190 	 * total size)
1191 	 */
1192 	pba_size--;
1193 	if (pba_num_size < (((u32)pba_size * 2) + 1)) {
1194 		DEBUGOUT("Buffer to small for PBA data.\n");
1195 		return I40E_ERR_PARAM;
1196 	}
1197 
1198 	for (i = 0; i < pba_size; i++) {
1199 		status = i40e_read_nvm_word(hw, (pba_ptr + 1) + i, &pba_word);
1200 		if (status != I40E_SUCCESS) {
1201 			DEBUGOUT1("Failed to read PBA Block word %d.\n", i);
1202 			return status;
1203 		}
1204 
1205 		pba_num[(i * 2)] = (pba_word >> 8) & 0xFF;
1206 		pba_num[(i * 2) + 1] = pba_word & 0xFF;
1207 	}
1208 	pba_num[(pba_size * 2)] = '\0';
1209 
1210 	return status;
1211 }
1212 
1213 /**
1214  * i40e_get_media_type - Gets media type
1215  * @hw: pointer to the hardware structure
1216  **/
1217 static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
1218 {
1219 	enum i40e_media_type media;
1220 
1221 	switch (hw->phy.link_info.phy_type) {
1222 	case I40E_PHY_TYPE_10GBASE_SR:
1223 	case I40E_PHY_TYPE_10GBASE_LR:
1224 	case I40E_PHY_TYPE_1000BASE_SX:
1225 	case I40E_PHY_TYPE_1000BASE_LX:
1226 	case I40E_PHY_TYPE_40GBASE_SR4:
1227 	case I40E_PHY_TYPE_40GBASE_LR4:
1228 	case I40E_PHY_TYPE_25GBASE_LR:
1229 	case I40E_PHY_TYPE_25GBASE_SR:
1230 		media = I40E_MEDIA_TYPE_FIBER;
1231 		break;
1232 	case I40E_PHY_TYPE_100BASE_TX:
1233 	case I40E_PHY_TYPE_1000BASE_T:
1234 	case I40E_PHY_TYPE_10GBASE_T:
1235 		media = I40E_MEDIA_TYPE_BASET;
1236 		break;
1237 	case I40E_PHY_TYPE_10GBASE_CR1_CU:
1238 	case I40E_PHY_TYPE_40GBASE_CR4_CU:
1239 	case I40E_PHY_TYPE_10GBASE_CR1:
1240 	case I40E_PHY_TYPE_40GBASE_CR4:
1241 	case I40E_PHY_TYPE_10GBASE_SFPP_CU:
1242 	case I40E_PHY_TYPE_40GBASE_AOC:
1243 	case I40E_PHY_TYPE_10GBASE_AOC:
1244 	case I40E_PHY_TYPE_25GBASE_CR:
1245 		media = I40E_MEDIA_TYPE_DA;
1246 		break;
1247 	case I40E_PHY_TYPE_1000BASE_KX:
1248 	case I40E_PHY_TYPE_10GBASE_KX4:
1249 	case I40E_PHY_TYPE_10GBASE_KR:
1250 	case I40E_PHY_TYPE_40GBASE_KR4:
1251 	case I40E_PHY_TYPE_20GBASE_KR2:
1252 	case I40E_PHY_TYPE_25GBASE_KR:
1253 		media = I40E_MEDIA_TYPE_BACKPLANE;
1254 		break;
1255 	case I40E_PHY_TYPE_SGMII:
1256 	case I40E_PHY_TYPE_XAUI:
1257 	case I40E_PHY_TYPE_XFI:
1258 	case I40E_PHY_TYPE_XLAUI:
1259 	case I40E_PHY_TYPE_XLPPI:
1260 	default:
1261 		media = I40E_MEDIA_TYPE_UNKNOWN;
1262 		break;
1263 	}
1264 
1265 	return media;
1266 }
1267 
1268 #define I40E_PF_RESET_WAIT_COUNT	200
1269 /**
1270  * i40e_pf_reset - Reset the PF
1271  * @hw: pointer to the hardware structure
1272  *
1273  * Assuming someone else has triggered a global reset,
1274  * assure the global reset is complete and then reset the PF
1275  **/
1276 enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw)
1277 {
1278 	u32 cnt = 0;
1279 	u32 cnt1 = 0;
1280 	u32 reg = 0;
1281 	u32 grst_del;
1282 
1283 	/* Poll for Global Reset steady state in case of recent GRST.
1284 	 * The grst delay value is in 100ms units, and we'll wait a
1285 	 * couple counts longer to be sure we don't just miss the end.
1286 	 */
1287 	grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) &
1288 			I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >>
1289 			I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
1290 
1291 	grst_del = grst_del * 20;
1292 
1293 	for (cnt = 0; cnt < grst_del; cnt++) {
1294 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1295 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1296 			break;
1297 		i40e_msec_delay(100);
1298 	}
1299 	if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1300 		DEBUGOUT("Global reset polling failed to complete.\n");
1301 		return I40E_ERR_RESET_FAILED;
1302 	}
1303 
1304 	/* Now Wait for the FW to be ready */
1305 	for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
1306 		reg = rd32(hw, I40E_GLNVM_ULD);
1307 		reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1308 			I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
1309 		if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1310 			    I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
1311 			DEBUGOUT1("Core and Global modules ready %d\n", cnt1);
1312 			break;
1313 		}
1314 		i40e_msec_delay(10);
1315 	}
1316 	if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1317 		     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
1318 		DEBUGOUT("wait for FW Reset complete timedout\n");
1319 		DEBUGOUT1("I40E_GLNVM_ULD = 0x%x\n", reg);
1320 		return I40E_ERR_RESET_FAILED;
1321 	}
1322 
1323 	/* If there was a Global Reset in progress when we got here,
1324 	 * we don't need to do the PF Reset
1325 	 */
1326 	if (!cnt) {
1327 		reg = rd32(hw, I40E_PFGEN_CTRL);
1328 		wr32(hw, I40E_PFGEN_CTRL,
1329 		     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
1330 		for (cnt = 0; cnt < I40E_PF_RESET_WAIT_COUNT; cnt++) {
1331 			reg = rd32(hw, I40E_PFGEN_CTRL);
1332 			if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
1333 				break;
1334 			i40e_msec_delay(1);
1335 		}
1336 		if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
1337 			DEBUGOUT("PF reset polling failed to complete.\n");
1338 			return I40E_ERR_RESET_FAILED;
1339 		}
1340 	}
1341 
1342 	i40e_clear_pxe_mode(hw);
1343 
1344 
1345 	return I40E_SUCCESS;
1346 }
1347 
1348 /**
1349  * i40e_clear_hw - clear out any left over hw state
1350  * @hw: pointer to the hw struct
1351  *
1352  * Clear queues and interrupts, typically called at init time,
1353  * but after the capabilities have been found so we know how many
1354  * queues and msix vectors have been allocated.
1355  **/
1356 void i40e_clear_hw(struct i40e_hw *hw)
1357 {
1358 	u32 num_queues, base_queue;
1359 	u32 num_pf_int;
1360 	u32 num_vf_int;
1361 	u32 num_vfs;
1362 	u32 i, j;
1363 	u32 val;
1364 	u32 eol = 0x7ff;
1365 
1366 	/* get number of interrupts, queues, and vfs */
1367 	val = rd32(hw, I40E_GLPCI_CNF2);
1368 	num_pf_int = (val & I40E_GLPCI_CNF2_MSI_X_PF_N_MASK) >>
1369 			I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT;
1370 	num_vf_int = (val & I40E_GLPCI_CNF2_MSI_X_VF_N_MASK) >>
1371 			I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT;
1372 
1373 	val = rd32(hw, I40E_PFLAN_QALLOC);
1374 	base_queue = (val & I40E_PFLAN_QALLOC_FIRSTQ_MASK) >>
1375 			I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
1376 	j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
1377 			I40E_PFLAN_QALLOC_LASTQ_SHIFT;
1378 	if (val & I40E_PFLAN_QALLOC_VALID_MASK)
1379 		num_queues = (j - base_queue) + 1;
1380 	else
1381 		num_queues = 0;
1382 
1383 	val = rd32(hw, I40E_PF_VT_PFALLOC);
1384 	i = (val & I40E_PF_VT_PFALLOC_FIRSTVF_MASK) >>
1385 			I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
1386 	j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
1387 			I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
1388 	if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
1389 		num_vfs = (j - i) + 1;
1390 	else
1391 		num_vfs = 0;
1392 
1393 	/* stop all the interrupts */
1394 	wr32(hw, I40E_PFINT_ICR0_ENA, 0);
1395 	val = 0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT;
1396 	for (i = 0; i < num_pf_int - 2; i++)
1397 		wr32(hw, I40E_PFINT_DYN_CTLN(i), val);
1398 
1399 	/* Set the FIRSTQ_INDX field to 0x7FF in PFINT_LNKLSTx */
1400 	val = eol << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1401 	wr32(hw, I40E_PFINT_LNKLST0, val);
1402 	for (i = 0; i < num_pf_int - 2; i++)
1403 		wr32(hw, I40E_PFINT_LNKLSTN(i), val);
1404 	val = eol << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1405 	for (i = 0; i < num_vfs; i++)
1406 		wr32(hw, I40E_VPINT_LNKLST0(i), val);
1407 	for (i = 0; i < num_vf_int - 2; i++)
1408 		wr32(hw, I40E_VPINT_LNKLSTN(i), val);
1409 
1410 	/* warn the HW of the coming Tx disables */
1411 	for (i = 0; i < num_queues; i++) {
1412 		u32 abs_queue_idx = base_queue + i;
1413 		u32 reg_block = 0;
1414 
1415 		if (abs_queue_idx >= 128) {
1416 			reg_block = abs_queue_idx / 128;
1417 			abs_queue_idx %= 128;
1418 		}
1419 
1420 		val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1421 		val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1422 		val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1423 		val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1424 
1425 		wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), val);
1426 	}
1427 	i40e_usec_delay(400);
1428 
1429 	/* stop all the queues */
1430 	for (i = 0; i < num_queues; i++) {
1431 		wr32(hw, I40E_QINT_TQCTL(i), 0);
1432 		wr32(hw, I40E_QTX_ENA(i), 0);
1433 		wr32(hw, I40E_QINT_RQCTL(i), 0);
1434 		wr32(hw, I40E_QRX_ENA(i), 0);
1435 	}
1436 
1437 	/* short wait for all queue disables to settle */
1438 	i40e_usec_delay(50);
1439 }
1440 
1441 /**
1442  * i40e_clear_pxe_mode - clear pxe operations mode
1443  * @hw: pointer to the hw struct
1444  *
1445  * Make sure all PXE mode settings are cleared, including things
1446  * like descriptor fetch/write-back mode.
1447  **/
1448 void i40e_clear_pxe_mode(struct i40e_hw *hw)
1449 {
1450 	if (i40e_check_asq_alive(hw))
1451 		i40e_aq_clear_pxe_mode(hw, NULL);
1452 }
1453 
1454 /**
1455  * i40e_led_is_mine - helper to find matching led
1456  * @hw: pointer to the hw struct
1457  * @idx: index into GPIO registers
1458  *
1459  * returns: 0 if no match, otherwise the value of the GPIO_CTL register
1460  */
1461 static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
1462 {
1463 	u32 gpio_val = 0;
1464 	u32 port;
1465 
1466 	if (!hw->func_caps.led[idx])
1467 		return 0;
1468 
1469 	gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
1470 	port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
1471 		I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
1472 
1473 	/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
1474 	 * if it is not our port then ignore
1475 	 */
1476 	if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
1477 	    (port != hw->port))
1478 		return 0;
1479 
1480 	return gpio_val;
1481 }
1482 
1483 #define I40E_COMBINED_ACTIVITY 0xA
1484 #define I40E_FILTER_ACTIVITY 0xE
1485 #define I40E_LINK_ACTIVITY 0xC
1486 #define I40E_MAC_ACTIVITY 0xD
1487 #define I40E_LED0 22
1488 
1489 /**
1490  * i40e_led_get - return current on/off mode
1491  * @hw: pointer to the hw struct
1492  *
1493  * The value returned is the 'mode' field as defined in the
1494  * GPIO register definitions: 0x0 = off, 0xf = on, and other
1495  * values are variations of possible behaviors relating to
1496  * blink, link, and wire.
1497  **/
1498 u32 i40e_led_get(struct i40e_hw *hw)
1499 {
1500 	u32 current_mode = 0;
1501 	u32 mode = 0;
1502 	int i;
1503 
1504 	/* as per the documentation GPIO 22-29 are the LED
1505 	 * GPIO pins named LED0..LED7
1506 	 */
1507 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1508 		u32 gpio_val = i40e_led_is_mine(hw, i);
1509 
1510 		if (!gpio_val)
1511 			continue;
1512 
1513 		/* ignore gpio LED src mode entries related to the activity
1514 		 *  LEDs
1515 		 */
1516 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1517 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1518 		switch (current_mode) {
1519 		case I40E_COMBINED_ACTIVITY:
1520 		case I40E_FILTER_ACTIVITY:
1521 		case I40E_MAC_ACTIVITY:
1522 			continue;
1523 		default:
1524 			break;
1525 		}
1526 
1527 		mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
1528 			I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
1529 		break;
1530 	}
1531 
1532 	return mode;
1533 }
1534 
1535 /**
1536  * i40e_led_set - set new on/off mode
1537  * @hw: pointer to the hw struct
1538  * @mode: 0=off, 0xf=on (else see manual for mode details)
1539  * @blink: TRUE if the LED should blink when on, FALSE if steady
1540  *
1541  * if this function is used to turn on the blink it should
1542  * be used to disable the blink when restoring the original state.
1543  **/
1544 void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
1545 {
1546 	u32 current_mode = 0;
1547 	int i;
1548 
1549 	if (mode & 0xfffffff0)
1550 		DEBUGOUT1("invalid mode passed in %X\n", mode);
1551 
1552 	/* as per the documentation GPIO 22-29 are the LED
1553 	 * GPIO pins named LED0..LED7
1554 	 */
1555 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1556 		u32 gpio_val = i40e_led_is_mine(hw, i);
1557 
1558 		if (!gpio_val)
1559 			continue;
1560 
1561 		/* ignore gpio LED src mode entries related to the activity
1562 		 * LEDs
1563 		 */
1564 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1565 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1566 		switch (current_mode) {
1567 		case I40E_COMBINED_ACTIVITY:
1568 		case I40E_FILTER_ACTIVITY:
1569 		case I40E_MAC_ACTIVITY:
1570 			continue;
1571 		default:
1572 			break;
1573 		}
1574 
1575 		gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
1576 		/* this & is a bit of paranoia, but serves as a range check */
1577 		gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
1578 			     I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
1579 
1580 		if (mode == I40E_LINK_ACTIVITY)
1581 			blink = FALSE;
1582 
1583 		if (blink)
1584 			gpio_val |= BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1585 		else
1586 			gpio_val &= ~BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1587 
1588 		wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
1589 		break;
1590 	}
1591 }
1592 
1593 /* Admin command wrappers */
1594 
1595 /**
1596  * i40e_aq_get_phy_capabilities
1597  * @hw: pointer to the hw struct
1598  * @abilities: structure for PHY capabilities to be filled
1599  * @qualified_modules: report Qualified Modules
1600  * @report_init: report init capabilities (active are default)
1601  * @cmd_details: pointer to command details structure or NULL
1602  *
1603  * Returns the various PHY abilities supported on the Port.
1604  **/
1605 enum i40e_status_code i40e_aq_get_phy_capabilities(struct i40e_hw *hw,
1606 			bool qualified_modules, bool report_init,
1607 			struct i40e_aq_get_phy_abilities_resp *abilities,
1608 			struct i40e_asq_cmd_details *cmd_details)
1609 {
1610 	struct i40e_aq_desc desc;
1611 	enum i40e_status_code status;
1612 	u16 abilities_size = sizeof(struct i40e_aq_get_phy_abilities_resp);
1613 
1614 	if (!abilities)
1615 		return I40E_ERR_PARAM;
1616 
1617 	i40e_fill_default_direct_cmd_desc(&desc,
1618 					  i40e_aqc_opc_get_phy_abilities);
1619 
1620 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
1621 	if (abilities_size > I40E_AQ_LARGE_BUF)
1622 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
1623 
1624 	if (qualified_modules)
1625 		desc.params.external.param0 |=
1626 			CPU_TO_LE32(I40E_AQ_PHY_REPORT_QUALIFIED_MODULES);
1627 
1628 	if (report_init)
1629 		desc.params.external.param0 |=
1630 			CPU_TO_LE32(I40E_AQ_PHY_REPORT_INITIAL_VALUES);
1631 
1632 	status = i40e_asq_send_command(hw, &desc, abilities, abilities_size,
1633 				    cmd_details);
1634 
1635 	if (hw->aq.asq_last_status == I40E_AQ_RC_EIO)
1636 		status = I40E_ERR_UNKNOWN_PHY;
1637 
1638 	if (report_init) {
1639 		hw->phy.phy_types = LE32_TO_CPU(abilities->phy_type);
1640 		hw->phy.phy_types |= ((u64)abilities->phy_type_ext << 32);
1641 	}
1642 
1643 	return status;
1644 }
1645 
1646 /**
1647  * i40e_aq_set_phy_config
1648  * @hw: pointer to the hw struct
1649  * @config: structure with PHY configuration to be set
1650  * @cmd_details: pointer to command details structure or NULL
1651  *
1652  * Set the various PHY configuration parameters
1653  * supported on the Port.One or more of the Set PHY config parameters may be
1654  * ignored in an MFP mode as the PF may not have the privilege to set some
1655  * of the PHY Config parameters. This status will be indicated by the
1656  * command response.
1657  **/
1658 enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
1659 				struct i40e_aq_set_phy_config *config,
1660 				struct i40e_asq_cmd_details *cmd_details)
1661 {
1662 	struct i40e_aq_desc desc;
1663 	struct i40e_aq_set_phy_config *cmd =
1664 		(struct i40e_aq_set_phy_config *)&desc.params.raw;
1665 	enum i40e_status_code status;
1666 
1667 	if (!config)
1668 		return I40E_ERR_PARAM;
1669 
1670 	i40e_fill_default_direct_cmd_desc(&desc,
1671 					  i40e_aqc_opc_set_phy_config);
1672 
1673 	*cmd = *config;
1674 
1675 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1676 
1677 	return status;
1678 }
1679 
1680 /**
1681  * i40e_set_fc
1682  * @hw: pointer to the hw struct
1683  *
1684  * Set the requested flow control mode using set_phy_config.
1685  **/
1686 enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
1687 				  bool atomic_restart)
1688 {
1689 	enum i40e_fc_mode fc_mode = hw->fc.requested_mode;
1690 	struct i40e_aq_get_phy_abilities_resp abilities;
1691 	struct i40e_aq_set_phy_config config;
1692 	enum i40e_status_code status;
1693 	u8 pause_mask = 0x0;
1694 
1695 	*aq_failures = 0x0;
1696 
1697 	switch (fc_mode) {
1698 	case I40E_FC_FULL:
1699 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1700 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1701 		break;
1702 	case I40E_FC_RX_PAUSE:
1703 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1704 		break;
1705 	case I40E_FC_TX_PAUSE:
1706 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1707 		break;
1708 	default:
1709 		break;
1710 	}
1711 
1712 	/* Get the current phy config */
1713 	status = i40e_aq_get_phy_capabilities(hw, FALSE, false, &abilities,
1714 					      NULL);
1715 	if (status) {
1716 		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
1717 		return status;
1718 	}
1719 
1720 	memset(&config, 0, sizeof(config));
1721 	/* clear the old pause settings */
1722 	config.abilities = abilities.abilities & ~(I40E_AQ_PHY_FLAG_PAUSE_TX) &
1723 			   ~(I40E_AQ_PHY_FLAG_PAUSE_RX);
1724 	/* set the new abilities */
1725 	config.abilities |= pause_mask;
1726 	/* If the abilities have changed, then set the new config */
1727 	if (config.abilities != abilities.abilities) {
1728 		/* Auto restart link so settings take effect */
1729 		if (atomic_restart)
1730 			config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
1731 		/* Copy over all the old settings */
1732 		config.phy_type = abilities.phy_type;
1733 		config.phy_type_ext = abilities.phy_type_ext;
1734 		config.link_speed = abilities.link_speed;
1735 		config.eee_capability = abilities.eee_capability;
1736 		config.eeer = abilities.eeer_val;
1737 		config.low_power_ctrl = abilities.d3_lpan;
1738 		config.fec_config = abilities.fec_cfg_curr_mod_ext_info &
1739 				    I40E_AQ_PHY_FEC_CONFIG_MASK;
1740 		status = i40e_aq_set_phy_config(hw, &config, NULL);
1741 
1742 		if (status)
1743 			*aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
1744 	}
1745 	/* Update the link info */
1746 	status = i40e_update_link_info(hw);
1747 	if (status) {
1748 		/* Wait a little bit (on 40G cards it sometimes takes a really
1749 		 * long time for link to come back from the atomic reset)
1750 		 * and try once more
1751 		 */
1752 		i40e_msec_delay(1000);
1753 		status = i40e_update_link_info(hw);
1754 	}
1755 	if (status)
1756 		*aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;
1757 
1758 	return status;
1759 }
1760 
1761 /**
1762  * i40e_aq_set_mac_config
1763  * @hw: pointer to the hw struct
1764  * @max_frame_size: Maximum Frame Size to be supported by the port
1765  * @crc_en: Tell HW to append a CRC to outgoing frames
1766  * @pacing: Pacing configurations
1767  * @cmd_details: pointer to command details structure or NULL
1768  *
1769  * Configure MAC settings for frame size, jumbo frame support and the
1770  * addition of a CRC by the hardware.
1771  **/
1772 enum i40e_status_code i40e_aq_set_mac_config(struct i40e_hw *hw,
1773 				u16 max_frame_size,
1774 				bool crc_en, u16 pacing,
1775 				struct i40e_asq_cmd_details *cmd_details)
1776 {
1777 	struct i40e_aq_desc desc;
1778 	struct i40e_aq_set_mac_config *cmd =
1779 		(struct i40e_aq_set_mac_config *)&desc.params.raw;
1780 	enum i40e_status_code status;
1781 
1782 	if (max_frame_size == 0)
1783 		return I40E_ERR_PARAM;
1784 
1785 	i40e_fill_default_direct_cmd_desc(&desc,
1786 					  i40e_aqc_opc_set_mac_config);
1787 
1788 	cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
1789 	cmd->params = ((u8)pacing & 0x0F) << 3;
1790 	if (crc_en)
1791 		cmd->params |= I40E_AQ_SET_MAC_CONFIG_CRC_EN;
1792 
1793 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1794 
1795 	return status;
1796 }
1797 
1798 /**
1799  * i40e_aq_clear_pxe_mode
1800  * @hw: pointer to the hw struct
1801  * @cmd_details: pointer to command details structure or NULL
1802  *
1803  * Tell the firmware that the driver is taking over from PXE
1804  **/
1805 enum i40e_status_code i40e_aq_clear_pxe_mode(struct i40e_hw *hw,
1806 			struct i40e_asq_cmd_details *cmd_details)
1807 {
1808 	enum i40e_status_code status;
1809 	struct i40e_aq_desc desc;
1810 	struct i40e_aqc_clear_pxe *cmd =
1811 		(struct i40e_aqc_clear_pxe *)&desc.params.raw;
1812 
1813 	i40e_fill_default_direct_cmd_desc(&desc,
1814 					  i40e_aqc_opc_clear_pxe_mode);
1815 
1816 	cmd->rx_cnt = 0x2;
1817 
1818 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1819 
1820 	wr32(hw, I40E_GLLAN_RCTL_0, 0x1);
1821 
1822 	return status;
1823 }
1824 
1825 /**
1826  * i40e_aq_set_link_restart_an
1827  * @hw: pointer to the hw struct
1828  * @enable_link: if TRUE: enable link, if FALSE: disable link
1829  * @cmd_details: pointer to command details structure or NULL
1830  *
1831  * Sets up the link and restarts the Auto-Negotiation over the link.
1832  **/
1833 enum i40e_status_code i40e_aq_set_link_restart_an(struct i40e_hw *hw,
1834 		bool enable_link, struct i40e_asq_cmd_details *cmd_details)
1835 {
1836 	struct i40e_aq_desc desc;
1837 	struct i40e_aqc_set_link_restart_an *cmd =
1838 		(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
1839 	enum i40e_status_code status;
1840 
1841 	i40e_fill_default_direct_cmd_desc(&desc,
1842 					  i40e_aqc_opc_set_link_restart_an);
1843 
1844 	cmd->command = I40E_AQ_PHY_RESTART_AN;
1845 	if (enable_link)
1846 		cmd->command |= I40E_AQ_PHY_LINK_ENABLE;
1847 	else
1848 		cmd->command &= ~I40E_AQ_PHY_LINK_ENABLE;
1849 
1850 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1851 
1852 	return status;
1853 }
1854 
1855 /**
1856  * i40e_aq_get_link_info
1857  * @hw: pointer to the hw struct
1858  * @enable_lse: enable/disable LinkStatusEvent reporting
1859  * @link: pointer to link status structure - optional
1860  * @cmd_details: pointer to command details structure or NULL
1861  *
1862  * Returns the link status of the adapter.
1863  **/
1864 enum i40e_status_code i40e_aq_get_link_info(struct i40e_hw *hw,
1865 				bool enable_lse, struct i40e_link_status *link,
1866 				struct i40e_asq_cmd_details *cmd_details)
1867 {
1868 	struct i40e_aq_desc desc;
1869 	struct i40e_aqc_get_link_status *resp =
1870 		(struct i40e_aqc_get_link_status *)&desc.params.raw;
1871 	struct i40e_link_status *hw_link_info = &hw->phy.link_info;
1872 	enum i40e_status_code status;
1873 	bool tx_pause, rx_pause;
1874 	u16 command_flags;
1875 
1876 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
1877 
1878 	if (enable_lse)
1879 		command_flags = I40E_AQ_LSE_ENABLE;
1880 	else
1881 		command_flags = I40E_AQ_LSE_DISABLE;
1882 	resp->command_flags = CPU_TO_LE16(command_flags);
1883 
1884 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1885 
1886 	if (status != I40E_SUCCESS)
1887 		goto aq_get_link_info_exit;
1888 
1889 	/* save off old link status information */
1890 	i40e_memcpy(&hw->phy.link_info_old, hw_link_info,
1891 		    sizeof(*hw_link_info), I40E_NONDMA_TO_NONDMA);
1892 
1893 	/* update link status */
1894 	hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
1895 	hw->phy.media_type = i40e_get_media_type(hw);
1896 	hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
1897 	hw_link_info->link_info = resp->link_info;
1898 	hw_link_info->an_info = resp->an_info;
1899 	hw_link_info->fec_info = resp->config & (I40E_AQ_CONFIG_FEC_KR_ENA |
1900 						 I40E_AQ_CONFIG_FEC_RS_ENA);
1901 	hw_link_info->ext_info = resp->ext_info;
1902 	hw_link_info->loopback = resp->loopback;
1903 	hw_link_info->max_frame_size = LE16_TO_CPU(resp->max_frame_size);
1904 	hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK;
1905 
1906 	/* update fc info */
1907 	tx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_TX);
1908 	rx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_RX);
1909 	if (tx_pause & rx_pause)
1910 		hw->fc.current_mode = I40E_FC_FULL;
1911 	else if (tx_pause)
1912 		hw->fc.current_mode = I40E_FC_TX_PAUSE;
1913 	else if (rx_pause)
1914 		hw->fc.current_mode = I40E_FC_RX_PAUSE;
1915 	else
1916 		hw->fc.current_mode = I40E_FC_NONE;
1917 
1918 	if (resp->config & I40E_AQ_CONFIG_CRC_ENA)
1919 		hw_link_info->crc_enable = TRUE;
1920 	else
1921 		hw_link_info->crc_enable = FALSE;
1922 
1923 	if (resp->command_flags & CPU_TO_LE16(I40E_AQ_LSE_IS_ENABLED))
1924 		hw_link_info->lse_enable = TRUE;
1925 	else
1926 		hw_link_info->lse_enable = FALSE;
1927 
1928 	if ((hw->mac.type == I40E_MAC_XL710) &&
1929 	    (hw->aq.fw_maj_ver < 4 || (hw->aq.fw_maj_ver == 4 &&
1930 	     hw->aq.fw_min_ver < 40)) && hw_link_info->phy_type == 0xE)
1931 		hw_link_info->phy_type = I40E_PHY_TYPE_10GBASE_SFPP_CU;
1932 
1933 	/* save link status information */
1934 	if (link)
1935 		i40e_memcpy(link, hw_link_info, sizeof(*hw_link_info),
1936 			    I40E_NONDMA_TO_NONDMA);
1937 
1938 	/* flag cleared so helper functions don't call AQ again */
1939 	hw->phy.get_link_info = FALSE;
1940 
1941 aq_get_link_info_exit:
1942 	return status;
1943 }
1944 
1945 /**
1946  * i40e_aq_set_phy_int_mask
1947  * @hw: pointer to the hw struct
1948  * @mask: interrupt mask to be set
1949  * @cmd_details: pointer to command details structure or NULL
1950  *
1951  * Set link interrupt mask.
1952  **/
1953 enum i40e_status_code i40e_aq_set_phy_int_mask(struct i40e_hw *hw,
1954 				u16 mask,
1955 				struct i40e_asq_cmd_details *cmd_details)
1956 {
1957 	struct i40e_aq_desc desc;
1958 	struct i40e_aqc_set_phy_int_mask *cmd =
1959 		(struct i40e_aqc_set_phy_int_mask *)&desc.params.raw;
1960 	enum i40e_status_code status;
1961 
1962 	i40e_fill_default_direct_cmd_desc(&desc,
1963 					  i40e_aqc_opc_set_phy_int_mask);
1964 
1965 	cmd->event_mask = CPU_TO_LE16(mask);
1966 
1967 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1968 
1969 	return status;
1970 }
1971 
1972 /**
1973  * i40e_aq_get_local_advt_reg
1974  * @hw: pointer to the hw struct
1975  * @advt_reg: local AN advertisement register value
1976  * @cmd_details: pointer to command details structure or NULL
1977  *
1978  * Get the Local AN advertisement register value.
1979  **/
1980 enum i40e_status_code i40e_aq_get_local_advt_reg(struct i40e_hw *hw,
1981 				u64 *advt_reg,
1982 				struct i40e_asq_cmd_details *cmd_details)
1983 {
1984 	struct i40e_aq_desc desc;
1985 	struct i40e_aqc_an_advt_reg *resp =
1986 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
1987 	enum i40e_status_code status;
1988 
1989 	i40e_fill_default_direct_cmd_desc(&desc,
1990 					  i40e_aqc_opc_get_local_advt_reg);
1991 
1992 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1993 
1994 	if (status != I40E_SUCCESS)
1995 		goto aq_get_local_advt_reg_exit;
1996 
1997 	*advt_reg = (u64)(LE16_TO_CPU(resp->local_an_reg1)) << 32;
1998 	*advt_reg |= LE32_TO_CPU(resp->local_an_reg0);
1999 
2000 aq_get_local_advt_reg_exit:
2001 	return status;
2002 }
2003 
2004 /**
2005  * i40e_aq_set_local_advt_reg
2006  * @hw: pointer to the hw struct
2007  * @advt_reg: local AN advertisement register value
2008  * @cmd_details: pointer to command details structure or NULL
2009  *
2010  * Get the Local AN advertisement register value.
2011  **/
2012 enum i40e_status_code i40e_aq_set_local_advt_reg(struct i40e_hw *hw,
2013 				u64 advt_reg,
2014 				struct i40e_asq_cmd_details *cmd_details)
2015 {
2016 	struct i40e_aq_desc desc;
2017 	struct i40e_aqc_an_advt_reg *cmd =
2018 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
2019 	enum i40e_status_code status;
2020 
2021 	i40e_fill_default_direct_cmd_desc(&desc,
2022 					  i40e_aqc_opc_get_local_advt_reg);
2023 
2024 	cmd->local_an_reg0 = CPU_TO_LE32(I40E_LO_DWORD(advt_reg));
2025 	cmd->local_an_reg1 = CPU_TO_LE16(I40E_HI_DWORD(advt_reg));
2026 
2027 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2028 
2029 	return status;
2030 }
2031 
2032 /**
2033  * i40e_aq_get_partner_advt
2034  * @hw: pointer to the hw struct
2035  * @advt_reg: AN partner advertisement register value
2036  * @cmd_details: pointer to command details structure or NULL
2037  *
2038  * Get the link partner AN advertisement register value.
2039  **/
2040 enum i40e_status_code i40e_aq_get_partner_advt(struct i40e_hw *hw,
2041 				u64 *advt_reg,
2042 				struct i40e_asq_cmd_details *cmd_details)
2043 {
2044 	struct i40e_aq_desc desc;
2045 	struct i40e_aqc_an_advt_reg *resp =
2046 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
2047 	enum i40e_status_code status;
2048 
2049 	i40e_fill_default_direct_cmd_desc(&desc,
2050 					  i40e_aqc_opc_get_partner_advt);
2051 
2052 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2053 
2054 	if (status != I40E_SUCCESS)
2055 		goto aq_get_partner_advt_exit;
2056 
2057 	*advt_reg = (u64)(LE16_TO_CPU(resp->local_an_reg1)) << 32;
2058 	*advt_reg |= LE32_TO_CPU(resp->local_an_reg0);
2059 
2060 aq_get_partner_advt_exit:
2061 	return status;
2062 }
2063 
2064 /**
2065  * i40e_aq_set_lb_modes
2066  * @hw: pointer to the hw struct
2067  * @lb_modes: loopback mode to be set
2068  * @cmd_details: pointer to command details structure or NULL
2069  *
2070  * Sets loopback modes.
2071  **/
2072 enum i40e_status_code i40e_aq_set_lb_modes(struct i40e_hw *hw,
2073 				u16 lb_modes,
2074 				struct i40e_asq_cmd_details *cmd_details)
2075 {
2076 	struct i40e_aq_desc desc;
2077 	struct i40e_aqc_set_lb_mode *cmd =
2078 		(struct i40e_aqc_set_lb_mode *)&desc.params.raw;
2079 	enum i40e_status_code status;
2080 
2081 	i40e_fill_default_direct_cmd_desc(&desc,
2082 					  i40e_aqc_opc_set_lb_modes);
2083 
2084 	cmd->lb_mode = CPU_TO_LE16(lb_modes);
2085 
2086 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2087 
2088 	return status;
2089 }
2090 
2091 /**
2092  * i40e_aq_set_phy_debug
2093  * @hw: pointer to the hw struct
2094  * @cmd_flags: debug command flags
2095  * @cmd_details: pointer to command details structure or NULL
2096  *
2097  * Reset the external PHY.
2098  **/
2099 enum i40e_status_code i40e_aq_set_phy_debug(struct i40e_hw *hw, u8 cmd_flags,
2100 				struct i40e_asq_cmd_details *cmd_details)
2101 {
2102 	struct i40e_aq_desc desc;
2103 	struct i40e_aqc_set_phy_debug *cmd =
2104 		(struct i40e_aqc_set_phy_debug *)&desc.params.raw;
2105 	enum i40e_status_code status;
2106 
2107 	i40e_fill_default_direct_cmd_desc(&desc,
2108 					  i40e_aqc_opc_set_phy_debug);
2109 
2110 	cmd->command_flags = cmd_flags;
2111 
2112 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2113 
2114 	return status;
2115 }
2116 
2117 /**
2118  * i40e_aq_add_vsi
2119  * @hw: pointer to the hw struct
2120  * @vsi_ctx: pointer to a vsi context struct
2121  * @cmd_details: pointer to command details structure or NULL
2122  *
2123  * Add a VSI context to the hardware.
2124 **/
2125 enum i40e_status_code i40e_aq_add_vsi(struct i40e_hw *hw,
2126 				struct i40e_vsi_context *vsi_ctx,
2127 				struct i40e_asq_cmd_details *cmd_details)
2128 {
2129 	struct i40e_aq_desc desc;
2130 	struct i40e_aqc_add_get_update_vsi *cmd =
2131 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2132 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2133 		(struct i40e_aqc_add_get_update_vsi_completion *)
2134 		&desc.params.raw;
2135 	enum i40e_status_code status;
2136 
2137 	i40e_fill_default_direct_cmd_desc(&desc,
2138 					  i40e_aqc_opc_add_vsi);
2139 
2140 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->uplink_seid);
2141 	cmd->connection_type = vsi_ctx->connection_type;
2142 	cmd->vf_id = vsi_ctx->vf_num;
2143 	cmd->vsi_flags = CPU_TO_LE16(vsi_ctx->flags);
2144 
2145 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2146 
2147 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2148 				    sizeof(vsi_ctx->info), cmd_details);
2149 
2150 	if (status != I40E_SUCCESS)
2151 		goto aq_add_vsi_exit;
2152 
2153 	vsi_ctx->seid = LE16_TO_CPU(resp->seid);
2154 	vsi_ctx->vsi_number = LE16_TO_CPU(resp->vsi_number);
2155 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2156 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2157 
2158 aq_add_vsi_exit:
2159 	return status;
2160 }
2161 
2162 /**
2163  * i40e_aq_set_default_vsi
2164  * @hw: pointer to the hw struct
2165  * @seid: vsi number
2166  * @cmd_details: pointer to command details structure or NULL
2167  **/
2168 enum i40e_status_code i40e_aq_set_default_vsi(struct i40e_hw *hw,
2169 				u16 seid,
2170 				struct i40e_asq_cmd_details *cmd_details)
2171 {
2172 	struct i40e_aq_desc desc;
2173 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2174 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
2175 		&desc.params.raw;
2176 	enum i40e_status_code status;
2177 
2178 	i40e_fill_default_direct_cmd_desc(&desc,
2179 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2180 
2181 	cmd->promiscuous_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2182 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2183 	cmd->seid = CPU_TO_LE16(seid);
2184 
2185 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2186 
2187 	return status;
2188 }
2189 
2190 /**
2191  * i40e_aq_clear_default_vsi
2192  * @hw: pointer to the hw struct
2193  * @seid: vsi number
2194  * @cmd_details: pointer to command details structure or NULL
2195  **/
2196 enum i40e_status_code i40e_aq_clear_default_vsi(struct i40e_hw *hw,
2197 				u16 seid,
2198 				struct i40e_asq_cmd_details *cmd_details)
2199 {
2200 	struct i40e_aq_desc desc;
2201 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2202 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
2203 		&desc.params.raw;
2204 	enum i40e_status_code status;
2205 
2206 	i40e_fill_default_direct_cmd_desc(&desc,
2207 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2208 
2209 	cmd->promiscuous_flags = CPU_TO_LE16(0);
2210 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2211 	cmd->seid = CPU_TO_LE16(seid);
2212 
2213 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2214 
2215 	return status;
2216 }
2217 
2218 /**
2219  * i40e_aq_set_vsi_unicast_promiscuous
2220  * @hw: pointer to the hw struct
2221  * @seid: vsi number
2222  * @set: set unicast promiscuous enable/disable
2223  * @cmd_details: pointer to command details structure or NULL
2224  * @rx_only_promisc: flag to decide if egress traffic gets mirrored in promisc
2225  **/
2226 enum i40e_status_code i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
2227 				u16 seid, bool set,
2228 				struct i40e_asq_cmd_details *cmd_details,
2229 				bool rx_only_promisc)
2230 {
2231 	struct i40e_aq_desc desc;
2232 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2233 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2234 	enum i40e_status_code status;
2235 	u16 flags = 0;
2236 
2237 	i40e_fill_default_direct_cmd_desc(&desc,
2238 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2239 
2240 	if (set) {
2241 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2242 		if (rx_only_promisc &&
2243 		    (((hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver >= 5)) ||
2244 		     (hw->aq.api_maj_ver > 1)))
2245 			flags |= I40E_AQC_SET_VSI_PROMISC_TX;
2246 	}
2247 
2248 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2249 
2250 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2251 	if (((hw->aq.api_maj_ver >= 1) && (hw->aq.api_min_ver >= 5)) ||
2252 	     (hw->aq.api_maj_ver > 1))
2253 		cmd->valid_flags |= CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_TX);
2254 
2255 	cmd->seid = CPU_TO_LE16(seid);
2256 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2257 
2258 	return status;
2259 }
2260 
2261 /**
2262  * i40e_aq_set_vsi_multicast_promiscuous
2263  * @hw: pointer to the hw struct
2264  * @seid: vsi number
2265  * @set: set multicast promiscuous enable/disable
2266  * @cmd_details: pointer to command details structure or NULL
2267  **/
2268 enum i40e_status_code i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
2269 				u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
2270 {
2271 	struct i40e_aq_desc desc;
2272 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2273 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2274 	enum i40e_status_code status;
2275 	u16 flags = 0;
2276 
2277 	i40e_fill_default_direct_cmd_desc(&desc,
2278 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2279 
2280 	if (set)
2281 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2282 
2283 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2284 
2285 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2286 
2287 	cmd->seid = CPU_TO_LE16(seid);
2288 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2289 
2290 	return status;
2291 }
2292 
2293 /**
2294 * i40e_aq_set_vsi_full_promiscuous
2295 * @hw: pointer to the hw struct
2296 * @seid: VSI number
2297 * @set: set promiscuous enable/disable
2298 * @cmd_details: pointer to command details structure or NULL
2299 **/
2300 enum i40e_status_code i40e_aq_set_vsi_full_promiscuous(struct i40e_hw *hw,
2301 				u16 seid, bool set,
2302 				struct i40e_asq_cmd_details *cmd_details)
2303 {
2304 	struct i40e_aq_desc desc;
2305 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2306 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2307 	enum i40e_status_code status;
2308 	u16 flags = 0;
2309 
2310 	i40e_fill_default_direct_cmd_desc(&desc,
2311 		i40e_aqc_opc_set_vsi_promiscuous_modes);
2312 
2313 	if (set)
2314 		flags = I40E_AQC_SET_VSI_PROMISC_UNICAST   |
2315 			I40E_AQC_SET_VSI_PROMISC_MULTICAST |
2316 			I40E_AQC_SET_VSI_PROMISC_BROADCAST;
2317 
2318 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2319 
2320 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST   |
2321 				       I40E_AQC_SET_VSI_PROMISC_MULTICAST |
2322 				       I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2323 
2324 	cmd->seid = CPU_TO_LE16(seid);
2325 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2326 
2327 	return status;
2328 }
2329 
2330 /**
2331  * i40e_aq_set_vsi_mc_promisc_on_vlan
2332  * @hw: pointer to the hw struct
2333  * @seid: vsi number
2334  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2335  * @vid: The VLAN tag filter - capture any multicast packet with this VLAN tag
2336  * @cmd_details: pointer to command details structure or NULL
2337  **/
2338 enum i40e_status_code i40e_aq_set_vsi_mc_promisc_on_vlan(struct i40e_hw *hw,
2339 				u16 seid, bool enable, u16 vid,
2340 				struct i40e_asq_cmd_details *cmd_details)
2341 {
2342 	struct i40e_aq_desc desc;
2343 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2344 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2345 	enum i40e_status_code status;
2346 	u16 flags = 0;
2347 
2348 	i40e_fill_default_direct_cmd_desc(&desc,
2349 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2350 
2351 	if (enable)
2352 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2353 
2354 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2355 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2356 	cmd->seid = CPU_TO_LE16(seid);
2357 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2358 
2359 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2360 
2361 	return status;
2362 }
2363 
2364 /**
2365  * i40e_aq_set_vsi_uc_promisc_on_vlan
2366  * @hw: pointer to the hw struct
2367  * @seid: vsi number
2368  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2369  * @vid: The VLAN tag filter - capture any unicast packet with this VLAN tag
2370  * @cmd_details: pointer to command details structure or NULL
2371  **/
2372 enum i40e_status_code i40e_aq_set_vsi_uc_promisc_on_vlan(struct i40e_hw *hw,
2373 				u16 seid, bool enable, u16 vid,
2374 				struct i40e_asq_cmd_details *cmd_details)
2375 {
2376 	struct i40e_aq_desc desc;
2377 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2378 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2379 	enum i40e_status_code status;
2380 	u16 flags = 0;
2381 
2382 	i40e_fill_default_direct_cmd_desc(&desc,
2383 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2384 
2385 	if (enable)
2386 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2387 
2388 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2389 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2390 	cmd->seid = CPU_TO_LE16(seid);
2391 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2392 
2393 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2394 
2395 	return status;
2396 }
2397 
2398 /**
2399  * i40e_aq_set_vsi_bc_promisc_on_vlan
2400  * @hw: pointer to the hw struct
2401  * @seid: vsi number
2402  * @enable: set broadcast promiscuous enable/disable for a given VLAN
2403  * @vid: The VLAN tag filter - capture any broadcast packet with this VLAN tag
2404  * @cmd_details: pointer to command details structure or NULL
2405  **/
2406 enum i40e_status_code i40e_aq_set_vsi_bc_promisc_on_vlan(struct i40e_hw *hw,
2407 				u16 seid, bool enable, u16 vid,
2408 				struct i40e_asq_cmd_details *cmd_details)
2409 {
2410 	struct i40e_aq_desc desc;
2411 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2412 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2413 	enum i40e_status_code status;
2414 	u16 flags = 0;
2415 
2416 	i40e_fill_default_direct_cmd_desc(&desc,
2417 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2418 
2419 	if (enable)
2420 		flags |= I40E_AQC_SET_VSI_PROMISC_BROADCAST;
2421 
2422 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2423 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2424 	cmd->seid = CPU_TO_LE16(seid);
2425 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2426 
2427 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2428 
2429 	return status;
2430 }
2431 
2432 /**
2433  * i40e_aq_set_vsi_broadcast
2434  * @hw: pointer to the hw struct
2435  * @seid: vsi number
2436  * @set_filter: TRUE to set filter, FALSE to clear filter
2437  * @cmd_details: pointer to command details structure or NULL
2438  *
2439  * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
2440  **/
2441 enum i40e_status_code i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
2442 				u16 seid, bool set_filter,
2443 				struct i40e_asq_cmd_details *cmd_details)
2444 {
2445 	struct i40e_aq_desc desc;
2446 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2447 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2448 	enum i40e_status_code status;
2449 
2450 	i40e_fill_default_direct_cmd_desc(&desc,
2451 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2452 
2453 	if (set_filter)
2454 		cmd->promiscuous_flags
2455 			    |= CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2456 	else
2457 		cmd->promiscuous_flags
2458 			    &= CPU_TO_LE16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2459 
2460 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2461 	cmd->seid = CPU_TO_LE16(seid);
2462 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2463 
2464 	return status;
2465 }
2466 
2467 /**
2468  * i40e_aq_set_vsi_vlan_promisc - control the VLAN promiscuous setting
2469  * @hw: pointer to the hw struct
2470  * @seid: vsi number
2471  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2472  * @cmd_details: pointer to command details structure or NULL
2473  **/
2474 enum i40e_status_code i40e_aq_set_vsi_vlan_promisc(struct i40e_hw *hw,
2475 				u16 seid, bool enable,
2476 				struct i40e_asq_cmd_details *cmd_details)
2477 {
2478 	struct i40e_aq_desc desc;
2479 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2480 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2481 	enum i40e_status_code status;
2482 	u16 flags = 0;
2483 
2484 	i40e_fill_default_direct_cmd_desc(&desc,
2485 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2486 	if (enable)
2487 		flags |= I40E_AQC_SET_VSI_PROMISC_VLAN;
2488 
2489 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2490 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_VLAN);
2491 	cmd->seid = CPU_TO_LE16(seid);
2492 
2493 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2494 
2495 	return status;
2496 }
2497 
2498 /**
2499  * i40e_get_vsi_params - get VSI configuration info
2500  * @hw: pointer to the hw struct
2501  * @vsi_ctx: pointer to a vsi context struct
2502  * @cmd_details: pointer to command details structure or NULL
2503  **/
2504 enum i40e_status_code i40e_aq_get_vsi_params(struct i40e_hw *hw,
2505 				struct i40e_vsi_context *vsi_ctx,
2506 				struct i40e_asq_cmd_details *cmd_details)
2507 {
2508 	struct i40e_aq_desc desc;
2509 	struct i40e_aqc_add_get_update_vsi *cmd =
2510 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2511 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2512 		(struct i40e_aqc_add_get_update_vsi_completion *)
2513 		&desc.params.raw;
2514 	enum i40e_status_code status;
2515 
2516 	i40e_fill_default_direct_cmd_desc(&desc,
2517 					  i40e_aqc_opc_get_vsi_parameters);
2518 
2519 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->seid);
2520 
2521 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
2522 
2523 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2524 				    sizeof(vsi_ctx->info), NULL);
2525 
2526 	if (status != I40E_SUCCESS)
2527 		goto aq_get_vsi_params_exit;
2528 
2529 	vsi_ctx->seid = LE16_TO_CPU(resp->seid);
2530 	vsi_ctx->vsi_number = LE16_TO_CPU(resp->vsi_number);
2531 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2532 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2533 
2534 aq_get_vsi_params_exit:
2535 	return status;
2536 }
2537 
2538 /**
2539  * i40e_aq_update_vsi_params
2540  * @hw: pointer to the hw struct
2541  * @vsi_ctx: pointer to a vsi context struct
2542  * @cmd_details: pointer to command details structure or NULL
2543  *
2544  * Update a VSI context.
2545  **/
2546 enum i40e_status_code i40e_aq_update_vsi_params(struct i40e_hw *hw,
2547 				struct i40e_vsi_context *vsi_ctx,
2548 				struct i40e_asq_cmd_details *cmd_details)
2549 {
2550 	struct i40e_aq_desc desc;
2551 	struct i40e_aqc_add_get_update_vsi *cmd =
2552 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2553 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2554 		(struct i40e_aqc_add_get_update_vsi_completion *)
2555 		&desc.params.raw;
2556 	enum i40e_status_code status;
2557 
2558 	i40e_fill_default_direct_cmd_desc(&desc,
2559 					  i40e_aqc_opc_update_vsi_parameters);
2560 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->seid);
2561 
2562 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2563 
2564 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2565 				    sizeof(vsi_ctx->info), cmd_details);
2566 
2567 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2568 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2569 
2570 	return status;
2571 }
2572 
2573 /**
2574  * i40e_aq_get_switch_config
2575  * @hw: pointer to the hardware structure
2576  * @buf: pointer to the result buffer
2577  * @buf_size: length of input buffer
2578  * @start_seid: seid to start for the report, 0 == beginning
2579  * @cmd_details: pointer to command details structure or NULL
2580  *
2581  * Fill the buf with switch configuration returned from AdminQ command
2582  **/
2583 enum i40e_status_code i40e_aq_get_switch_config(struct i40e_hw *hw,
2584 				struct i40e_aqc_get_switch_config_resp *buf,
2585 				u16 buf_size, u16 *start_seid,
2586 				struct i40e_asq_cmd_details *cmd_details)
2587 {
2588 	struct i40e_aq_desc desc;
2589 	struct i40e_aqc_switch_seid *scfg =
2590 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
2591 	enum i40e_status_code status;
2592 
2593 	i40e_fill_default_direct_cmd_desc(&desc,
2594 					  i40e_aqc_opc_get_switch_config);
2595 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
2596 	if (buf_size > I40E_AQ_LARGE_BUF)
2597 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
2598 	scfg->seid = CPU_TO_LE16(*start_seid);
2599 
2600 	status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
2601 	*start_seid = LE16_TO_CPU(scfg->seid);
2602 
2603 	return status;
2604 }
2605 
2606 /**
2607  * i40e_aq_set_switch_config
2608  * @hw: pointer to the hardware structure
2609  * @flags: bit flag values to set
2610  * @valid_flags: which bit flags to set
2611  * @cmd_details: pointer to command details structure or NULL
2612  *
2613  * Set switch configuration bits
2614  **/
2615 enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
2616 				u16 flags, u16 valid_flags,
2617 				struct i40e_asq_cmd_details *cmd_details)
2618 {
2619 	struct i40e_aq_desc desc;
2620 	struct i40e_aqc_set_switch_config *scfg =
2621 		(struct i40e_aqc_set_switch_config *)&desc.params.raw;
2622 	enum i40e_status_code status;
2623 
2624 	i40e_fill_default_direct_cmd_desc(&desc,
2625 					  i40e_aqc_opc_set_switch_config);
2626 	scfg->flags = CPU_TO_LE16(flags);
2627 	scfg->valid_flags = CPU_TO_LE16(valid_flags);
2628 
2629 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2630 
2631 	return status;
2632 }
2633 
2634 /**
2635  * i40e_aq_get_firmware_version
2636  * @hw: pointer to the hw struct
2637  * @fw_major_version: firmware major version
2638  * @fw_minor_version: firmware minor version
2639  * @fw_build: firmware build number
2640  * @api_major_version: major queue version
2641  * @api_minor_version: minor queue version
2642  * @cmd_details: pointer to command details structure or NULL
2643  *
2644  * Get the firmware version from the admin queue commands
2645  **/
2646 enum i40e_status_code i40e_aq_get_firmware_version(struct i40e_hw *hw,
2647 				u16 *fw_major_version, u16 *fw_minor_version,
2648 				u32 *fw_build,
2649 				u16 *api_major_version, u16 *api_minor_version,
2650 				struct i40e_asq_cmd_details *cmd_details)
2651 {
2652 	struct i40e_aq_desc desc;
2653 	struct i40e_aqc_get_version *resp =
2654 		(struct i40e_aqc_get_version *)&desc.params.raw;
2655 	enum i40e_status_code status;
2656 
2657 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
2658 
2659 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2660 
2661 	if (status == I40E_SUCCESS) {
2662 		if (fw_major_version != NULL)
2663 			*fw_major_version = LE16_TO_CPU(resp->fw_major);
2664 		if (fw_minor_version != NULL)
2665 			*fw_minor_version = LE16_TO_CPU(resp->fw_minor);
2666 		if (fw_build != NULL)
2667 			*fw_build = LE32_TO_CPU(resp->fw_build);
2668 		if (api_major_version != NULL)
2669 			*api_major_version = LE16_TO_CPU(resp->api_major);
2670 		if (api_minor_version != NULL)
2671 			*api_minor_version = LE16_TO_CPU(resp->api_minor);
2672 
2673 		/* A workaround to fix the API version in SW */
2674 		if (api_major_version && api_minor_version &&
2675 		    fw_major_version && fw_minor_version &&
2676 		    ((*api_major_version == 1) && (*api_minor_version == 1)) &&
2677 		    (((*fw_major_version == 4) && (*fw_minor_version >= 2)) ||
2678 		     (*fw_major_version > 4)))
2679 			*api_minor_version = 2;
2680 	}
2681 
2682 	return status;
2683 }
2684 
2685 /**
2686  * i40e_aq_send_driver_version
2687  * @hw: pointer to the hw struct
2688  * @dv: driver's major, minor version
2689  * @cmd_details: pointer to command details structure or NULL
2690  *
2691  * Send the driver version to the firmware
2692  **/
2693 enum i40e_status_code i40e_aq_send_driver_version(struct i40e_hw *hw,
2694 				struct i40e_driver_version *dv,
2695 				struct i40e_asq_cmd_details *cmd_details)
2696 {
2697 	struct i40e_aq_desc desc;
2698 	struct i40e_aqc_driver_version *cmd =
2699 		(struct i40e_aqc_driver_version *)&desc.params.raw;
2700 	enum i40e_status_code status;
2701 	u16 len;
2702 
2703 	if (dv == NULL)
2704 		return I40E_ERR_PARAM;
2705 
2706 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
2707 
2708 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
2709 	cmd->driver_major_ver = dv->major_version;
2710 	cmd->driver_minor_ver = dv->minor_version;
2711 	cmd->driver_build_ver = dv->build_version;
2712 	cmd->driver_subbuild_ver = dv->subbuild_version;
2713 
2714 	len = 0;
2715 	while (len < sizeof(dv->driver_string) &&
2716 	       (dv->driver_string[len] < 0x80) &&
2717 	       dv->driver_string[len])
2718 		len++;
2719 	status = i40e_asq_send_command(hw, &desc, dv->driver_string,
2720 				       len, cmd_details);
2721 
2722 	return status;
2723 }
2724 
2725 /**
2726  * i40e_get_link_status - get status of the HW network link
2727  * @hw: pointer to the hw struct
2728  * @link_up: pointer to bool (TRUE/FALSE = linkup/linkdown)
2729  *
2730  * Variable link_up TRUE if link is up, FALSE if link is down.
2731  * The variable link_up is invalid if returned value of status != I40E_SUCCESS
2732  *
2733  * Side effect: LinkStatusEvent reporting becomes enabled
2734  **/
2735 enum i40e_status_code i40e_get_link_status(struct i40e_hw *hw, bool *link_up)
2736 {
2737 	enum i40e_status_code status = I40E_SUCCESS;
2738 
2739 	if (hw->phy.get_link_info) {
2740 		status = i40e_update_link_info(hw);
2741 
2742 		if (status != I40E_SUCCESS)
2743 			i40e_debug(hw, I40E_DEBUG_LINK, "get link failed: status %d\n",
2744 				   status);
2745 	}
2746 
2747 	*link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
2748 
2749 	return status;
2750 }
2751 
2752 /**
2753  * i40e_updatelink_status - update status of the HW network link
2754  * @hw: pointer to the hw struct
2755  **/
2756 enum i40e_status_code i40e_update_link_info(struct i40e_hw *hw)
2757 {
2758 	struct i40e_aq_get_phy_abilities_resp abilities;
2759 	enum i40e_status_code status = I40E_SUCCESS;
2760 
2761 	status = i40e_aq_get_link_info(hw, TRUE, NULL, NULL);
2762 	if (status)
2763 		return status;
2764 
2765 	/* extra checking needed to ensure link info to user is timely */
2766 	if ((hw->phy.link_info.link_info & I40E_AQ_MEDIA_AVAILABLE) &&
2767 	    ((hw->phy.link_info.link_info & I40E_AQ_LINK_UP) ||
2768 	     !(hw->phy.link_info_old.link_info & I40E_AQ_LINK_UP))) {
2769 		status = i40e_aq_get_phy_capabilities(hw, FALSE, false,
2770 						      &abilities, NULL);
2771 		if (status)
2772 			return status;
2773 
2774 		i40e_memcpy(hw->phy.link_info.module_type, &abilities.module_type,
2775 			sizeof(hw->phy.link_info.module_type), I40E_NONDMA_TO_NONDMA);
2776 	}
2777 	return status;
2778 }
2779 
2780 
2781 /**
2782  * i40e_get_link_speed
2783  * @hw: pointer to the hw struct
2784  *
2785  * Returns the link speed of the adapter.
2786  **/
2787 enum i40e_aq_link_speed i40e_get_link_speed(struct i40e_hw *hw)
2788 {
2789 	enum i40e_aq_link_speed speed = I40E_LINK_SPEED_UNKNOWN;
2790 	enum i40e_status_code status = I40E_SUCCESS;
2791 
2792 	if (hw->phy.get_link_info) {
2793 		status = i40e_aq_get_link_info(hw, TRUE, NULL, NULL);
2794 
2795 		if (status != I40E_SUCCESS)
2796 			goto i40e_link_speed_exit;
2797 	}
2798 
2799 	speed = hw->phy.link_info.link_speed;
2800 
2801 i40e_link_speed_exit:
2802 	return speed;
2803 }
2804 
2805 /**
2806  * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
2807  * @hw: pointer to the hw struct
2808  * @uplink_seid: the MAC or other gizmo SEID
2809  * @downlink_seid: the VSI SEID
2810  * @enabled_tc: bitmap of TCs to be enabled
2811  * @default_port: TRUE for default port VSI, FALSE for control port
2812  * @veb_seid: pointer to where to put the resulting VEB SEID
2813  * @enable_stats: TRUE to turn on VEB stats
2814  * @cmd_details: pointer to command details structure or NULL
2815  *
2816  * This asks the FW to add a VEB between the uplink and downlink
2817  * elements.  If the uplink SEID is 0, this will be a floating VEB.
2818  **/
2819 enum i40e_status_code i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
2820 				u16 downlink_seid, u8 enabled_tc,
2821 				bool default_port, u16 *veb_seid,
2822 				bool enable_stats,
2823 				struct i40e_asq_cmd_details *cmd_details)
2824 {
2825 	struct i40e_aq_desc desc;
2826 	struct i40e_aqc_add_veb *cmd =
2827 		(struct i40e_aqc_add_veb *)&desc.params.raw;
2828 	struct i40e_aqc_add_veb_completion *resp =
2829 		(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
2830 	enum i40e_status_code status;
2831 	u16 veb_flags = 0;
2832 
2833 	/* SEIDs need to either both be set or both be 0 for floating VEB */
2834 	if (!!uplink_seid != !!downlink_seid)
2835 		return I40E_ERR_PARAM;
2836 
2837 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
2838 
2839 	cmd->uplink_seid = CPU_TO_LE16(uplink_seid);
2840 	cmd->downlink_seid = CPU_TO_LE16(downlink_seid);
2841 	cmd->enable_tcs = enabled_tc;
2842 	if (!uplink_seid)
2843 		veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
2844 	if (default_port)
2845 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
2846 	else
2847 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
2848 
2849 	/* reverse logic here: set the bitflag to disable the stats */
2850 	if (!enable_stats)
2851 		veb_flags |= I40E_AQC_ADD_VEB_ENABLE_DISABLE_STATS;
2852 
2853 	cmd->veb_flags = CPU_TO_LE16(veb_flags);
2854 
2855 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2856 
2857 	if (!status && veb_seid)
2858 		*veb_seid = LE16_TO_CPU(resp->veb_seid);
2859 
2860 	return status;
2861 }
2862 
2863 /**
2864  * i40e_aq_get_veb_parameters - Retrieve VEB parameters
2865  * @hw: pointer to the hw struct
2866  * @veb_seid: the SEID of the VEB to query
2867  * @switch_id: the uplink switch id
2868  * @floating: set to TRUE if the VEB is floating
2869  * @statistic_index: index of the stats counter block for this VEB
2870  * @vebs_used: number of VEB's used by function
2871  * @vebs_free: total VEB's not reserved by any function
2872  * @cmd_details: pointer to command details structure or NULL
2873  *
2874  * This retrieves the parameters for a particular VEB, specified by
2875  * uplink_seid, and returns them to the caller.
2876  **/
2877 enum i40e_status_code i40e_aq_get_veb_parameters(struct i40e_hw *hw,
2878 				u16 veb_seid, u16 *switch_id,
2879 				bool *floating, u16 *statistic_index,
2880 				u16 *vebs_used, u16 *vebs_free,
2881 				struct i40e_asq_cmd_details *cmd_details)
2882 {
2883 	struct i40e_aq_desc desc;
2884 	struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
2885 		(struct i40e_aqc_get_veb_parameters_completion *)
2886 		&desc.params.raw;
2887 	enum i40e_status_code status;
2888 
2889 	if (veb_seid == 0)
2890 		return I40E_ERR_PARAM;
2891 
2892 	i40e_fill_default_direct_cmd_desc(&desc,
2893 					  i40e_aqc_opc_get_veb_parameters);
2894 	cmd_resp->seid = CPU_TO_LE16(veb_seid);
2895 
2896 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2897 	if (status)
2898 		goto get_veb_exit;
2899 
2900 	if (switch_id)
2901 		*switch_id = LE16_TO_CPU(cmd_resp->switch_id);
2902 	if (statistic_index)
2903 		*statistic_index = LE16_TO_CPU(cmd_resp->statistic_index);
2904 	if (vebs_used)
2905 		*vebs_used = LE16_TO_CPU(cmd_resp->vebs_used);
2906 	if (vebs_free)
2907 		*vebs_free = LE16_TO_CPU(cmd_resp->vebs_free);
2908 	if (floating) {
2909 		u16 flags = LE16_TO_CPU(cmd_resp->veb_flags);
2910 
2911 		if (flags & I40E_AQC_ADD_VEB_FLOATING)
2912 			*floating = TRUE;
2913 		else
2914 			*floating = FALSE;
2915 	}
2916 
2917 get_veb_exit:
2918 	return status;
2919 }
2920 
2921 /**
2922  * i40e_aq_add_macvlan
2923  * @hw: pointer to the hw struct
2924  * @seid: VSI for the mac address
2925  * @mv_list: list of macvlans to be added
2926  * @count: length of the list
2927  * @cmd_details: pointer to command details structure or NULL
2928  *
2929  * Add MAC/VLAN addresses to the HW filtering
2930  **/
2931 enum i40e_status_code i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
2932 			struct i40e_aqc_add_macvlan_element_data *mv_list,
2933 			u16 count, struct i40e_asq_cmd_details *cmd_details)
2934 {
2935 	struct i40e_aq_desc desc;
2936 	struct i40e_aqc_macvlan *cmd =
2937 		(struct i40e_aqc_macvlan *)&desc.params.raw;
2938 	enum i40e_status_code status;
2939 	u16 buf_size;
2940 	int i;
2941 
2942 	if (count == 0 || !mv_list || !hw)
2943 		return I40E_ERR_PARAM;
2944 
2945 	buf_size = count * sizeof(*mv_list);
2946 
2947 	/* prep the rest of the request */
2948 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
2949 	cmd->num_addresses = CPU_TO_LE16(count);
2950 	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2951 	cmd->seid[1] = 0;
2952 	cmd->seid[2] = 0;
2953 
2954 	for (i = 0; i < count; i++)
2955 		if (I40E_IS_MULTICAST(mv_list[i].mac_addr))
2956 			mv_list[i].flags |=
2957 			    CPU_TO_LE16(I40E_AQC_MACVLAN_ADD_USE_SHARED_MAC);
2958 
2959 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2960 	if (buf_size > I40E_AQ_LARGE_BUF)
2961 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
2962 
2963 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2964 				       cmd_details);
2965 
2966 	return status;
2967 }
2968 
2969 /**
2970  * i40e_aq_remove_macvlan
2971  * @hw: pointer to the hw struct
2972  * @seid: VSI for the mac address
2973  * @mv_list: list of macvlans to be removed
2974  * @count: length of the list
2975  * @cmd_details: pointer to command details structure or NULL
2976  *
2977  * Remove MAC/VLAN addresses from the HW filtering
2978  **/
2979 enum i40e_status_code i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
2980 			struct i40e_aqc_remove_macvlan_element_data *mv_list,
2981 			u16 count, struct i40e_asq_cmd_details *cmd_details)
2982 {
2983 	struct i40e_aq_desc desc;
2984 	struct i40e_aqc_macvlan *cmd =
2985 		(struct i40e_aqc_macvlan *)&desc.params.raw;
2986 	enum i40e_status_code status;
2987 	u16 buf_size;
2988 
2989 	if (count == 0 || !mv_list || !hw)
2990 		return I40E_ERR_PARAM;
2991 
2992 	buf_size = count * sizeof(*mv_list);
2993 
2994 	/* prep the rest of the request */
2995 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
2996 	cmd->num_addresses = CPU_TO_LE16(count);
2997 	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2998 	cmd->seid[1] = 0;
2999 	cmd->seid[2] = 0;
3000 
3001 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3002 	if (buf_size > I40E_AQ_LARGE_BUF)
3003 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3004 
3005 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
3006 				       cmd_details);
3007 
3008 	return status;
3009 }
3010 
3011 /**
3012  * i40e_mirrorrule_op - Internal helper function to add/delete mirror rule
3013  * @hw: pointer to the hw struct
3014  * @opcode: AQ opcode for add or delete mirror rule
3015  * @sw_seid: Switch SEID (to which rule refers)
3016  * @rule_type: Rule Type (ingress/egress/VLAN)
3017  * @id: Destination VSI SEID or Rule ID
3018  * @count: length of the list
3019  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
3020  * @cmd_details: pointer to command details structure or NULL
3021  * @rule_id: Rule ID returned from FW
3022  * @rule_used: Number of rules used in internal switch
3023  * @rule_free: Number of rules free in internal switch
3024  *
3025  * Add/Delete a mirror rule to a specific switch. Mirror rules are supported for
3026  * VEBs/VEPA elements only
3027  **/
3028 static enum i40e_status_code i40e_mirrorrule_op(struct i40e_hw *hw,
3029 			u16 opcode, u16 sw_seid, u16 rule_type, u16 id,
3030 			u16 count, __le16 *mr_list,
3031 			struct i40e_asq_cmd_details *cmd_details,
3032 			u16 *rule_id, u16 *rules_used, u16 *rules_free)
3033 {
3034 	struct i40e_aq_desc desc;
3035 	struct i40e_aqc_add_delete_mirror_rule *cmd =
3036 		(struct i40e_aqc_add_delete_mirror_rule *)&desc.params.raw;
3037 	struct i40e_aqc_add_delete_mirror_rule_completion *resp =
3038 	(struct i40e_aqc_add_delete_mirror_rule_completion *)&desc.params.raw;
3039 	enum i40e_status_code status;
3040 	u16 buf_size;
3041 
3042 	buf_size = count * sizeof(*mr_list);
3043 
3044 	/* prep the rest of the request */
3045 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
3046 	cmd->seid = CPU_TO_LE16(sw_seid);
3047 	cmd->rule_type = CPU_TO_LE16(rule_type &
3048 				     I40E_AQC_MIRROR_RULE_TYPE_MASK);
3049 	cmd->num_entries = CPU_TO_LE16(count);
3050 	/* Dest VSI for add, rule_id for delete */
3051 	cmd->destination = CPU_TO_LE16(id);
3052 	if (mr_list) {
3053 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
3054 						I40E_AQ_FLAG_RD));
3055 		if (buf_size > I40E_AQ_LARGE_BUF)
3056 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3057 	}
3058 
3059 	status = i40e_asq_send_command(hw, &desc, mr_list, buf_size,
3060 				       cmd_details);
3061 	if (status == I40E_SUCCESS ||
3062 	    hw->aq.asq_last_status == I40E_AQ_RC_ENOSPC) {
3063 		if (rule_id)
3064 			*rule_id = LE16_TO_CPU(resp->rule_id);
3065 		if (rules_used)
3066 			*rules_used = LE16_TO_CPU(resp->mirror_rules_used);
3067 		if (rules_free)
3068 			*rules_free = LE16_TO_CPU(resp->mirror_rules_free);
3069 	}
3070 	return status;
3071 }
3072 
3073 /**
3074  * i40e_aq_add_mirrorrule - add a mirror rule
3075  * @hw: pointer to the hw struct
3076  * @sw_seid: Switch SEID (to which rule refers)
3077  * @rule_type: Rule Type (ingress/egress/VLAN)
3078  * @dest_vsi: SEID of VSI to which packets will be mirrored
3079  * @count: length of the list
3080  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
3081  * @cmd_details: pointer to command details structure or NULL
3082  * @rule_id: Rule ID returned from FW
3083  * @rule_used: Number of rules used in internal switch
3084  * @rule_free: Number of rules free in internal switch
3085  *
3086  * Add mirror rule. Mirror rules are supported for VEBs or VEPA elements only
3087  **/
3088 enum i40e_status_code i40e_aq_add_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
3089 			u16 rule_type, u16 dest_vsi, u16 count, __le16 *mr_list,
3090 			struct i40e_asq_cmd_details *cmd_details,
3091 			u16 *rule_id, u16 *rules_used, u16 *rules_free)
3092 {
3093 	if (!(rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_INGRESS ||
3094 	    rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_EGRESS)) {
3095 		if (count == 0 || !mr_list)
3096 			return I40E_ERR_PARAM;
3097 	}
3098 
3099 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_add_mirror_rule, sw_seid,
3100 				  rule_type, dest_vsi, count, mr_list,
3101 				  cmd_details, rule_id, rules_used, rules_free);
3102 }
3103 
3104 /**
3105  * i40e_aq_delete_mirrorrule - delete a mirror rule
3106  * @hw: pointer to the hw struct
3107  * @sw_seid: Switch SEID (to which rule refers)
3108  * @rule_type: Rule Type (ingress/egress/VLAN)
3109  * @count: length of the list
3110  * @rule_id: Rule ID that is returned in the receive desc as part of
3111  *		add_mirrorrule.
3112  * @mr_list: list of mirrored VLAN IDs to be removed
3113  * @cmd_details: pointer to command details structure or NULL
3114  * @rule_used: Number of rules used in internal switch
3115  * @rule_free: Number of rules free in internal switch
3116  *
3117  * Delete a mirror rule. Mirror rules are supported for VEBs/VEPA elements only
3118  **/
3119 enum i40e_status_code i40e_aq_delete_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
3120 			u16 rule_type, u16 rule_id, u16 count, __le16 *mr_list,
3121 			struct i40e_asq_cmd_details *cmd_details,
3122 			u16 *rules_used, u16 *rules_free)
3123 {
3124 	/* Rule ID has to be valid except rule_type: INGRESS VLAN mirroring */
3125 	if (rule_type == I40E_AQC_MIRROR_RULE_TYPE_VLAN) {
3126 		/* count and mr_list shall be valid for rule_type INGRESS VLAN
3127 		 * mirroring. For other rule_type, count and rule_type should
3128 		 * not matter.
3129 		 */
3130 		if (count == 0 || !mr_list)
3131 			return I40E_ERR_PARAM;
3132 	}
3133 
3134 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_delete_mirror_rule, sw_seid,
3135 				  rule_type, rule_id, count, mr_list,
3136 				  cmd_details, NULL, rules_used, rules_free);
3137 }
3138 
3139 /**
3140  * i40e_aq_add_vlan - Add VLAN ids to the HW filtering
3141  * @hw: pointer to the hw struct
3142  * @seid: VSI for the vlan filters
3143  * @v_list: list of vlan filters to be added
3144  * @count: length of the list
3145  * @cmd_details: pointer to command details structure or NULL
3146  **/
3147 enum i40e_status_code i40e_aq_add_vlan(struct i40e_hw *hw, u16 seid,
3148 			struct i40e_aqc_add_remove_vlan_element_data *v_list,
3149 			u8 count, struct i40e_asq_cmd_details *cmd_details)
3150 {
3151 	struct i40e_aq_desc desc;
3152 	struct i40e_aqc_macvlan *cmd =
3153 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3154 	enum i40e_status_code status;
3155 	u16 buf_size;
3156 
3157 	if (count == 0 || !v_list || !hw)
3158 		return I40E_ERR_PARAM;
3159 
3160 	buf_size = count * sizeof(*v_list);
3161 
3162 	/* prep the rest of the request */
3163 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_vlan);
3164 	cmd->num_addresses = CPU_TO_LE16(count);
3165 	cmd->seid[0] = CPU_TO_LE16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID);
3166 	cmd->seid[1] = 0;
3167 	cmd->seid[2] = 0;
3168 
3169 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3170 	if (buf_size > I40E_AQ_LARGE_BUF)
3171 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3172 
3173 	status = i40e_asq_send_command(hw, &desc, v_list, buf_size,
3174 				       cmd_details);
3175 
3176 	return status;
3177 }
3178 
3179 /**
3180  * i40e_aq_remove_vlan - Remove VLANs from the HW filtering
3181  * @hw: pointer to the hw struct
3182  * @seid: VSI for the vlan filters
3183  * @v_list: list of macvlans to be removed
3184  * @count: length of the list
3185  * @cmd_details: pointer to command details structure or NULL
3186  **/
3187 enum i40e_status_code i40e_aq_remove_vlan(struct i40e_hw *hw, u16 seid,
3188 			struct i40e_aqc_add_remove_vlan_element_data *v_list,
3189 			u8 count, struct i40e_asq_cmd_details *cmd_details)
3190 {
3191 	struct i40e_aq_desc desc;
3192 	struct i40e_aqc_macvlan *cmd =
3193 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3194 	enum i40e_status_code status;
3195 	u16 buf_size;
3196 
3197 	if (count == 0 || !v_list || !hw)
3198 		return I40E_ERR_PARAM;
3199 
3200 	buf_size = count * sizeof(*v_list);
3201 
3202 	/* prep the rest of the request */
3203 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_vlan);
3204 	cmd->num_addresses = CPU_TO_LE16(count);
3205 	cmd->seid[0] = CPU_TO_LE16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID);
3206 	cmd->seid[1] = 0;
3207 	cmd->seid[2] = 0;
3208 
3209 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3210 	if (buf_size > I40E_AQ_LARGE_BUF)
3211 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3212 
3213 	status = i40e_asq_send_command(hw, &desc, v_list, buf_size,
3214 				       cmd_details);
3215 
3216 	return status;
3217 }
3218 
3219 /**
3220  * i40e_aq_send_msg_to_vf
3221  * @hw: pointer to the hardware structure
3222  * @vfid: vf id to send msg
3223  * @v_opcode: opcodes for VF-PF communication
3224  * @v_retval: return error code
3225  * @msg: pointer to the msg buffer
3226  * @msglen: msg length
3227  * @cmd_details: pointer to command details
3228  *
3229  * send msg to vf
3230  **/
3231 enum i40e_status_code i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
3232 				u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
3233 				struct i40e_asq_cmd_details *cmd_details)
3234 {
3235 	struct i40e_aq_desc desc;
3236 	struct i40e_aqc_pf_vf_message *cmd =
3237 		(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
3238 	enum i40e_status_code status;
3239 
3240 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
3241 	cmd->id = CPU_TO_LE32(vfid);
3242 	desc.cookie_high = CPU_TO_LE32(v_opcode);
3243 	desc.cookie_low = CPU_TO_LE32(v_retval);
3244 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_SI);
3245 	if (msglen) {
3246 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
3247 						I40E_AQ_FLAG_RD));
3248 		if (msglen > I40E_AQ_LARGE_BUF)
3249 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3250 		desc.datalen = CPU_TO_LE16(msglen);
3251 	}
3252 	status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
3253 
3254 	return status;
3255 }
3256 
3257 /**
3258  * i40e_aq_debug_read_register
3259  * @hw: pointer to the hw struct
3260  * @reg_addr: register address
3261  * @reg_val: register value
3262  * @cmd_details: pointer to command details structure or NULL
3263  *
3264  * Read the register using the admin queue commands
3265  **/
3266 enum i40e_status_code i40e_aq_debug_read_register(struct i40e_hw *hw,
3267 				u32 reg_addr, u64 *reg_val,
3268 				struct i40e_asq_cmd_details *cmd_details)
3269 {
3270 	struct i40e_aq_desc desc;
3271 	struct i40e_aqc_debug_reg_read_write *cmd_resp =
3272 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
3273 	enum i40e_status_code status;
3274 
3275 	if (reg_val == NULL)
3276 		return I40E_ERR_PARAM;
3277 
3278 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_read_reg);
3279 
3280 	cmd_resp->address = CPU_TO_LE32(reg_addr);
3281 
3282 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3283 
3284 	if (status == I40E_SUCCESS) {
3285 		*reg_val = ((u64)LE32_TO_CPU(cmd_resp->value_high) << 32) |
3286 			   (u64)LE32_TO_CPU(cmd_resp->value_low);
3287 	}
3288 
3289 	return status;
3290 }
3291 
3292 /**
3293  * i40e_aq_debug_write_register
3294  * @hw: pointer to the hw struct
3295  * @reg_addr: register address
3296  * @reg_val: register value
3297  * @cmd_details: pointer to command details structure or NULL
3298  *
3299  * Write to a register using the admin queue commands
3300  **/
3301 enum i40e_status_code i40e_aq_debug_write_register(struct i40e_hw *hw,
3302 				u32 reg_addr, u64 reg_val,
3303 				struct i40e_asq_cmd_details *cmd_details)
3304 {
3305 	struct i40e_aq_desc desc;
3306 	struct i40e_aqc_debug_reg_read_write *cmd =
3307 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
3308 	enum i40e_status_code status;
3309 
3310 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_write_reg);
3311 
3312 	cmd->address = CPU_TO_LE32(reg_addr);
3313 	cmd->value_high = CPU_TO_LE32((u32)(reg_val >> 32));
3314 	cmd->value_low = CPU_TO_LE32((u32)(reg_val & 0xFFFFFFFF));
3315 
3316 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3317 
3318 	return status;
3319 }
3320 
3321 /**
3322  * i40e_aq_request_resource
3323  * @hw: pointer to the hw struct
3324  * @resource: resource id
3325  * @access: access type
3326  * @sdp_number: resource number
3327  * @timeout: the maximum time in ms that the driver may hold the resource
3328  * @cmd_details: pointer to command details structure or NULL
3329  *
3330  * requests common resource using the admin queue commands
3331  **/
3332 enum i40e_status_code i40e_aq_request_resource(struct i40e_hw *hw,
3333 				enum i40e_aq_resources_ids resource,
3334 				enum i40e_aq_resource_access_type access,
3335 				u8 sdp_number, u64 *timeout,
3336 				struct i40e_asq_cmd_details *cmd_details)
3337 {
3338 	struct i40e_aq_desc desc;
3339 	struct i40e_aqc_request_resource *cmd_resp =
3340 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3341 	enum i40e_status_code status;
3342 
3343 	DEBUGFUNC("i40e_aq_request_resource");
3344 
3345 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
3346 
3347 	cmd_resp->resource_id = CPU_TO_LE16(resource);
3348 	cmd_resp->access_type = CPU_TO_LE16(access);
3349 	cmd_resp->resource_number = CPU_TO_LE32(sdp_number);
3350 
3351 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3352 	/* The completion specifies the maximum time in ms that the driver
3353 	 * may hold the resource in the Timeout field.
3354 	 * If the resource is held by someone else, the command completes with
3355 	 * busy return value and the timeout field indicates the maximum time
3356 	 * the current owner of the resource has to free it.
3357 	 */
3358 	if (status == I40E_SUCCESS || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
3359 		*timeout = LE32_TO_CPU(cmd_resp->timeout);
3360 
3361 	return status;
3362 }
3363 
3364 /**
3365  * i40e_aq_release_resource
3366  * @hw: pointer to the hw struct
3367  * @resource: resource id
3368  * @sdp_number: resource number
3369  * @cmd_details: pointer to command details structure or NULL
3370  *
3371  * release common resource using the admin queue commands
3372  **/
3373 enum i40e_status_code i40e_aq_release_resource(struct i40e_hw *hw,
3374 				enum i40e_aq_resources_ids resource,
3375 				u8 sdp_number,
3376 				struct i40e_asq_cmd_details *cmd_details)
3377 {
3378 	struct i40e_aq_desc desc;
3379 	struct i40e_aqc_request_resource *cmd =
3380 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3381 	enum i40e_status_code status;
3382 
3383 	DEBUGFUNC("i40e_aq_release_resource");
3384 
3385 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
3386 
3387 	cmd->resource_id = CPU_TO_LE16(resource);
3388 	cmd->resource_number = CPU_TO_LE32(sdp_number);
3389 
3390 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3391 
3392 	return status;
3393 }
3394 
3395 /**
3396  * i40e_aq_read_nvm
3397  * @hw: pointer to the hw struct
3398  * @module_pointer: module pointer location in words from the NVM beginning
3399  * @offset: byte offset from the module beginning
3400  * @length: length of the section to be read (in bytes from the offset)
3401  * @data: command buffer (size [bytes] = length)
3402  * @last_command: tells if this is the last command in a series
3403  * @cmd_details: pointer to command details structure or NULL
3404  *
3405  * Read the NVM using the admin queue commands
3406  **/
3407 enum i40e_status_code i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
3408 				u32 offset, u16 length, void *data,
3409 				bool last_command,
3410 				struct i40e_asq_cmd_details *cmd_details)
3411 {
3412 	struct i40e_aq_desc desc;
3413 	struct i40e_aqc_nvm_update *cmd =
3414 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3415 	enum i40e_status_code status;
3416 
3417 	DEBUGFUNC("i40e_aq_read_nvm");
3418 
3419 	/* In offset the highest byte must be zeroed. */
3420 	if (offset & 0xFF000000) {
3421 		status = I40E_ERR_PARAM;
3422 		goto i40e_aq_read_nvm_exit;
3423 	}
3424 
3425 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
3426 
3427 	/* If this is the last command in a series, set the proper flag. */
3428 	if (last_command)
3429 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3430 	cmd->module_pointer = module_pointer;
3431 	cmd->offset = CPU_TO_LE32(offset);
3432 	cmd->length = CPU_TO_LE16(length);
3433 
3434 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
3435 	if (length > I40E_AQ_LARGE_BUF)
3436 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3437 
3438 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3439 
3440 i40e_aq_read_nvm_exit:
3441 	return status;
3442 }
3443 
3444 /**
3445  * i40e_aq_read_nvm_config - read an nvm config block
3446  * @hw: pointer to the hw struct
3447  * @cmd_flags: NVM access admin command bits
3448  * @field_id: field or feature id
3449  * @data: buffer for result
3450  * @buf_size: buffer size
3451  * @element_count: pointer to count of elements read by FW
3452  * @cmd_details: pointer to command details structure or NULL
3453  **/
3454 enum i40e_status_code i40e_aq_read_nvm_config(struct i40e_hw *hw,
3455 				u8 cmd_flags, u32 field_id, void *data,
3456 				u16 buf_size, u16 *element_count,
3457 				struct i40e_asq_cmd_details *cmd_details)
3458 {
3459 	struct i40e_aq_desc desc;
3460 	struct i40e_aqc_nvm_config_read *cmd =
3461 		(struct i40e_aqc_nvm_config_read *)&desc.params.raw;
3462 	enum i40e_status_code status;
3463 
3464 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_config_read);
3465 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF));
3466 	if (buf_size > I40E_AQ_LARGE_BUF)
3467 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3468 
3469 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
3470 	cmd->element_id = CPU_TO_LE16((u16)(0xffff & field_id));
3471 	if (cmd_flags & I40E_AQ_ANVM_FEATURE_OR_IMMEDIATE_MASK)
3472 		cmd->element_id_msw = CPU_TO_LE16((u16)(field_id >> 16));
3473 	else
3474 		cmd->element_id_msw = 0;
3475 
3476 	status = i40e_asq_send_command(hw, &desc, data, buf_size, cmd_details);
3477 
3478 	if (!status && element_count)
3479 		*element_count = LE16_TO_CPU(cmd->element_count);
3480 
3481 	return status;
3482 }
3483 
3484 /**
3485  * i40e_aq_write_nvm_config - write an nvm config block
3486  * @hw: pointer to the hw struct
3487  * @cmd_flags: NVM access admin command bits
3488  * @data: buffer for result
3489  * @buf_size: buffer size
3490  * @element_count: count of elements to be written
3491  * @cmd_details: pointer to command details structure or NULL
3492  **/
3493 enum i40e_status_code i40e_aq_write_nvm_config(struct i40e_hw *hw,
3494 				u8 cmd_flags, void *data, u16 buf_size,
3495 				u16 element_count,
3496 				struct i40e_asq_cmd_details *cmd_details)
3497 {
3498 	struct i40e_aq_desc desc;
3499 	struct i40e_aqc_nvm_config_write *cmd =
3500 		(struct i40e_aqc_nvm_config_write *)&desc.params.raw;
3501 	enum i40e_status_code status;
3502 
3503 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_config_write);
3504 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3505 	if (buf_size > I40E_AQ_LARGE_BUF)
3506 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3507 
3508 	cmd->element_count = CPU_TO_LE16(element_count);
3509 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
3510 	status = i40e_asq_send_command(hw, &desc, data, buf_size, cmd_details);
3511 
3512 	return status;
3513 }
3514 
3515 /**
3516  * i40e_aq_oem_post_update - triggers an OEM specific flow after update
3517  * @hw: pointer to the hw struct
3518  * @cmd_details: pointer to command details structure or NULL
3519  **/
3520 enum i40e_status_code i40e_aq_oem_post_update(struct i40e_hw *hw,
3521 				void *buff, u16 buff_size,
3522 				struct i40e_asq_cmd_details *cmd_details)
3523 {
3524 	struct i40e_aq_desc desc;
3525 	enum i40e_status_code status;
3526 
3527 
3528 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_oem_post_update);
3529 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3530 	if (status && LE16_TO_CPU(desc.retval) == I40E_AQ_RC_ESRCH)
3531 		status = I40E_ERR_NOT_IMPLEMENTED;
3532 
3533 	return status;
3534 }
3535 
3536 /**
3537  * i40e_aq_erase_nvm
3538  * @hw: pointer to the hw struct
3539  * @module_pointer: module pointer location in words from the NVM beginning
3540  * @offset: offset in the module (expressed in 4 KB from module's beginning)
3541  * @length: length of the section to be erased (expressed in 4 KB)
3542  * @last_command: tells if this is the last command in a series
3543  * @cmd_details: pointer to command details structure or NULL
3544  *
3545  * Erase the NVM sector using the admin queue commands
3546  **/
3547 enum i40e_status_code i40e_aq_erase_nvm(struct i40e_hw *hw, u8 module_pointer,
3548 				u32 offset, u16 length, bool last_command,
3549 				struct i40e_asq_cmd_details *cmd_details)
3550 {
3551 	struct i40e_aq_desc desc;
3552 	struct i40e_aqc_nvm_update *cmd =
3553 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3554 	enum i40e_status_code status;
3555 
3556 	DEBUGFUNC("i40e_aq_erase_nvm");
3557 
3558 	/* In offset the highest byte must be zeroed. */
3559 	if (offset & 0xFF000000) {
3560 		status = I40E_ERR_PARAM;
3561 		goto i40e_aq_erase_nvm_exit;
3562 	}
3563 
3564 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_erase);
3565 
3566 	/* If this is the last command in a series, set the proper flag. */
3567 	if (last_command)
3568 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3569 	cmd->module_pointer = module_pointer;
3570 	cmd->offset = CPU_TO_LE32(offset);
3571 	cmd->length = CPU_TO_LE16(length);
3572 
3573 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3574 
3575 i40e_aq_erase_nvm_exit:
3576 	return status;
3577 }
3578 
3579 /**
3580  * i40e_parse_discover_capabilities
3581  * @hw: pointer to the hw struct
3582  * @buff: pointer to a buffer containing device/function capability records
3583  * @cap_count: number of capability records in the list
3584  * @list_type_opc: type of capabilities list to parse
3585  *
3586  * Parse the device/function capabilities list.
3587  **/
3588 static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
3589 				     u32 cap_count,
3590 				     enum i40e_admin_queue_opc list_type_opc)
3591 {
3592 	struct i40e_aqc_list_capabilities_element_resp *cap;
3593 	u32 valid_functions, num_functions;
3594 	u32 number, logical_id, phys_id;
3595 	struct i40e_hw_capabilities *p;
3596 	u8 major_rev;
3597 	u32 i = 0;
3598 	u16 id;
3599 
3600 	cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
3601 
3602 	if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
3603 		p = (struct i40e_hw_capabilities *)&hw->dev_caps;
3604 	else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
3605 		p = (struct i40e_hw_capabilities *)&hw->func_caps;
3606 	else
3607 		return;
3608 
3609 	for (i = 0; i < cap_count; i++, cap++) {
3610 		id = LE16_TO_CPU(cap->id);
3611 		number = LE32_TO_CPU(cap->number);
3612 		logical_id = LE32_TO_CPU(cap->logical_id);
3613 		phys_id = LE32_TO_CPU(cap->phys_id);
3614 		major_rev = cap->major_rev;
3615 
3616 		switch (id) {
3617 		case I40E_AQ_CAP_ID_SWITCH_MODE:
3618 			p->switch_mode = number;
3619 			i40e_debug(hw, I40E_DEBUG_INIT,
3620 				   "HW Capability: Switch mode = %d\n",
3621 				   p->switch_mode);
3622 			break;
3623 		case I40E_AQ_CAP_ID_MNG_MODE:
3624 			p->management_mode = number;
3625 			if (major_rev > 1) {
3626 				p->mng_protocols_over_mctp = logical_id;
3627 				i40e_debug(hw, I40E_DEBUG_INIT,
3628 					   "HW Capability: Protocols over MCTP = %d\n",
3629 					   p->mng_protocols_over_mctp);
3630 			} else {
3631 				p->mng_protocols_over_mctp = 0;
3632 			}
3633 			i40e_debug(hw, I40E_DEBUG_INIT,
3634 				   "HW Capability: Management Mode = %d\n",
3635 				   p->management_mode);
3636 			break;
3637 		case I40E_AQ_CAP_ID_NPAR_ACTIVE:
3638 			p->npar_enable = number;
3639 			i40e_debug(hw, I40E_DEBUG_INIT,
3640 				   "HW Capability: NPAR enable = %d\n",
3641 				   p->npar_enable);
3642 			break;
3643 		case I40E_AQ_CAP_ID_OS2BMC_CAP:
3644 			p->os2bmc = number;
3645 			i40e_debug(hw, I40E_DEBUG_INIT,
3646 				   "HW Capability: OS2BMC = %d\n", p->os2bmc);
3647 			break;
3648 		case I40E_AQ_CAP_ID_FUNCTIONS_VALID:
3649 			p->valid_functions = number;
3650 			i40e_debug(hw, I40E_DEBUG_INIT,
3651 				   "HW Capability: Valid Functions = %d\n",
3652 				   p->valid_functions);
3653 			break;
3654 		case I40E_AQ_CAP_ID_SRIOV:
3655 			if (number == 1)
3656 				p->sr_iov_1_1 = TRUE;
3657 			i40e_debug(hw, I40E_DEBUG_INIT,
3658 				   "HW Capability: SR-IOV = %d\n",
3659 				   p->sr_iov_1_1);
3660 			break;
3661 		case I40E_AQ_CAP_ID_VF:
3662 			p->num_vfs = number;
3663 			p->vf_base_id = logical_id;
3664 			i40e_debug(hw, I40E_DEBUG_INIT,
3665 				   "HW Capability: VF count = %d\n",
3666 				   p->num_vfs);
3667 			i40e_debug(hw, I40E_DEBUG_INIT,
3668 				   "HW Capability: VF base_id = %d\n",
3669 				   p->vf_base_id);
3670 			break;
3671 		case I40E_AQ_CAP_ID_VMDQ:
3672 			if (number == 1)
3673 				p->vmdq = TRUE;
3674 			i40e_debug(hw, I40E_DEBUG_INIT,
3675 				   "HW Capability: VMDQ = %d\n", p->vmdq);
3676 			break;
3677 		case I40E_AQ_CAP_ID_8021QBG:
3678 			if (number == 1)
3679 				p->evb_802_1_qbg = TRUE;
3680 			i40e_debug(hw, I40E_DEBUG_INIT,
3681 				   "HW Capability: 802.1Qbg = %d\n", number);
3682 			break;
3683 		case I40E_AQ_CAP_ID_8021QBR:
3684 			if (number == 1)
3685 				p->evb_802_1_qbh = TRUE;
3686 			i40e_debug(hw, I40E_DEBUG_INIT,
3687 				   "HW Capability: 802.1Qbh = %d\n", number);
3688 			break;
3689 		case I40E_AQ_CAP_ID_VSI:
3690 			p->num_vsis = number;
3691 			i40e_debug(hw, I40E_DEBUG_INIT,
3692 				   "HW Capability: VSI count = %d\n",
3693 				   p->num_vsis);
3694 			break;
3695 		case I40E_AQ_CAP_ID_DCB:
3696 			if (number == 1) {
3697 				p->dcb = TRUE;
3698 				p->enabled_tcmap = logical_id;
3699 				p->maxtc = phys_id;
3700 			}
3701 			i40e_debug(hw, I40E_DEBUG_INIT,
3702 				   "HW Capability: DCB = %d\n", p->dcb);
3703 			i40e_debug(hw, I40E_DEBUG_INIT,
3704 				   "HW Capability: TC Mapping = %d\n",
3705 				   logical_id);
3706 			i40e_debug(hw, I40E_DEBUG_INIT,
3707 				   "HW Capability: TC Max = %d\n", p->maxtc);
3708 			break;
3709 		case I40E_AQ_CAP_ID_FCOE:
3710 			if (number == 1)
3711 				p->fcoe = TRUE;
3712 			i40e_debug(hw, I40E_DEBUG_INIT,
3713 				   "HW Capability: FCOE = %d\n", p->fcoe);
3714 			break;
3715 		case I40E_AQ_CAP_ID_ISCSI:
3716 			if (number == 1)
3717 				p->iscsi = TRUE;
3718 			i40e_debug(hw, I40E_DEBUG_INIT,
3719 				   "HW Capability: iSCSI = %d\n", p->iscsi);
3720 			break;
3721 		case I40E_AQ_CAP_ID_RSS:
3722 			p->rss = TRUE;
3723 			p->rss_table_size = number;
3724 			p->rss_table_entry_width = logical_id;
3725 			i40e_debug(hw, I40E_DEBUG_INIT,
3726 				   "HW Capability: RSS = %d\n", p->rss);
3727 			i40e_debug(hw, I40E_DEBUG_INIT,
3728 				   "HW Capability: RSS table size = %d\n",
3729 				   p->rss_table_size);
3730 			i40e_debug(hw, I40E_DEBUG_INIT,
3731 				   "HW Capability: RSS table width = %d\n",
3732 				   p->rss_table_entry_width);
3733 			break;
3734 		case I40E_AQ_CAP_ID_RXQ:
3735 			p->num_rx_qp = number;
3736 			p->base_queue = phys_id;
3737 			i40e_debug(hw, I40E_DEBUG_INIT,
3738 				   "HW Capability: Rx QP = %d\n", number);
3739 			i40e_debug(hw, I40E_DEBUG_INIT,
3740 				   "HW Capability: base_queue = %d\n",
3741 				   p->base_queue);
3742 			break;
3743 		case I40E_AQ_CAP_ID_TXQ:
3744 			p->num_tx_qp = number;
3745 			p->base_queue = phys_id;
3746 			i40e_debug(hw, I40E_DEBUG_INIT,
3747 				   "HW Capability: Tx QP = %d\n", number);
3748 			i40e_debug(hw, I40E_DEBUG_INIT,
3749 				   "HW Capability: base_queue = %d\n",
3750 				   p->base_queue);
3751 			break;
3752 		case I40E_AQ_CAP_ID_MSIX:
3753 			p->num_msix_vectors = number;
3754 			i40e_debug(hw, I40E_DEBUG_INIT,
3755 				   "HW Capability: MSIX vector count = %d\n",
3756 				   p->num_msix_vectors);
3757 			break;
3758 		case I40E_AQ_CAP_ID_VF_MSIX:
3759 			p->num_msix_vectors_vf = number;
3760 			i40e_debug(hw, I40E_DEBUG_INIT,
3761 				   "HW Capability: MSIX VF vector count = %d\n",
3762 				   p->num_msix_vectors_vf);
3763 			break;
3764 		case I40E_AQ_CAP_ID_FLEX10:
3765 			if (major_rev == 1) {
3766 				if (number == 1) {
3767 					p->flex10_enable = TRUE;
3768 					p->flex10_capable = TRUE;
3769 				}
3770 			} else {
3771 				/* Capability revision >= 2 */
3772 				if (number & 1)
3773 					p->flex10_enable = TRUE;
3774 				if (number & 2)
3775 					p->flex10_capable = TRUE;
3776 			}
3777 			p->flex10_mode = logical_id;
3778 			p->flex10_status = phys_id;
3779 			i40e_debug(hw, I40E_DEBUG_INIT,
3780 				   "HW Capability: Flex10 mode = %d\n",
3781 				   p->flex10_mode);
3782 			i40e_debug(hw, I40E_DEBUG_INIT,
3783 				   "HW Capability: Flex10 status = %d\n",
3784 				   p->flex10_status);
3785 			break;
3786 		case I40E_AQ_CAP_ID_CEM:
3787 			if (number == 1)
3788 				p->mgmt_cem = TRUE;
3789 			i40e_debug(hw, I40E_DEBUG_INIT,
3790 				   "HW Capability: CEM = %d\n", p->mgmt_cem);
3791 			break;
3792 		case I40E_AQ_CAP_ID_IWARP:
3793 			if (number == 1)
3794 				p->iwarp = TRUE;
3795 			i40e_debug(hw, I40E_DEBUG_INIT,
3796 				   "HW Capability: iWARP = %d\n", p->iwarp);
3797 			break;
3798 		case I40E_AQ_CAP_ID_LED:
3799 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
3800 				p->led[phys_id] = TRUE;
3801 			i40e_debug(hw, I40E_DEBUG_INIT,
3802 				   "HW Capability: LED - PIN %d\n", phys_id);
3803 			break;
3804 		case I40E_AQ_CAP_ID_SDP:
3805 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
3806 				p->sdp[phys_id] = TRUE;
3807 			i40e_debug(hw, I40E_DEBUG_INIT,
3808 				   "HW Capability: SDP - PIN %d\n", phys_id);
3809 			break;
3810 		case I40E_AQ_CAP_ID_MDIO:
3811 			if (number == 1) {
3812 				p->mdio_port_num = phys_id;
3813 				p->mdio_port_mode = logical_id;
3814 			}
3815 			i40e_debug(hw, I40E_DEBUG_INIT,
3816 				   "HW Capability: MDIO port number = %d\n",
3817 				   p->mdio_port_num);
3818 			i40e_debug(hw, I40E_DEBUG_INIT,
3819 				   "HW Capability: MDIO port mode = %d\n",
3820 				   p->mdio_port_mode);
3821 			break;
3822 		case I40E_AQ_CAP_ID_1588:
3823 			if (number == 1)
3824 				p->ieee_1588 = TRUE;
3825 			i40e_debug(hw, I40E_DEBUG_INIT,
3826 				   "HW Capability: IEEE 1588 = %d\n",
3827 				   p->ieee_1588);
3828 			break;
3829 		case I40E_AQ_CAP_ID_FLOW_DIRECTOR:
3830 			p->fd = TRUE;
3831 			p->fd_filters_guaranteed = number;
3832 			p->fd_filters_best_effort = logical_id;
3833 			i40e_debug(hw, I40E_DEBUG_INIT,
3834 				   "HW Capability: Flow Director = 1\n");
3835 			i40e_debug(hw, I40E_DEBUG_INIT,
3836 				   "HW Capability: Guaranteed FD filters = %d\n",
3837 				   p->fd_filters_guaranteed);
3838 			break;
3839 		case I40E_AQ_CAP_ID_WSR_PROT:
3840 			p->wr_csr_prot = (u64)number;
3841 			p->wr_csr_prot |= (u64)logical_id << 32;
3842 			i40e_debug(hw, I40E_DEBUG_INIT,
3843 				   "HW Capability: wr_csr_prot = 0x%llX\n\n",
3844 				   (p->wr_csr_prot & 0xffff));
3845 			break;
3846 		case I40E_AQ_CAP_ID_NVM_MGMT:
3847 			if (number & I40E_NVM_MGMT_SEC_REV_DISABLED)
3848 				p->sec_rev_disabled = TRUE;
3849 			if (number & I40E_NVM_MGMT_UPDATE_DISABLED)
3850 				p->update_disabled = TRUE;
3851 			break;
3852 		case I40E_AQ_CAP_ID_WOL_AND_PROXY:
3853 			hw->num_wol_proxy_filters = (u16)number;
3854 			hw->wol_proxy_vsi_seid = (u16)logical_id;
3855 			p->apm_wol_support = phys_id & I40E_WOL_SUPPORT_MASK;
3856 			if (phys_id & I40E_ACPI_PROGRAMMING_METHOD_MASK)
3857 				p->acpi_prog_method = I40E_ACPI_PROGRAMMING_METHOD_AQC_FPK;
3858 			else
3859 				p->acpi_prog_method = I40E_ACPI_PROGRAMMING_METHOD_HW_FVL;
3860 			p->proxy_support = (phys_id & I40E_PROXY_SUPPORT_MASK) ? 1 : 0;
3861 			i40e_debug(hw, I40E_DEBUG_INIT,
3862 				   "HW Capability: WOL proxy filters = %d\n",
3863 				   hw->num_wol_proxy_filters);
3864 			break;
3865 		default:
3866 			break;
3867 		}
3868 	}
3869 
3870 	if (p->fcoe)
3871 		i40e_debug(hw, I40E_DEBUG_ALL, "device is FCoE capable\n");
3872 
3873 	/* Always disable FCoE if compiled without the I40E_FCOE_ENA flag */
3874 	p->fcoe = FALSE;
3875 
3876 	/* count the enabled ports (aka the "not disabled" ports) */
3877 	hw->num_ports = 0;
3878 	for (i = 0; i < 4; i++) {
3879 		u32 port_cfg_reg = I40E_PRTGEN_CNF + (4 * i);
3880 		u64 port_cfg = 0;
3881 
3882 		/* use AQ read to get the physical register offset instead
3883 		 * of the port relative offset
3884 		 */
3885 		i40e_aq_debug_read_register(hw, port_cfg_reg, &port_cfg, NULL);
3886 		if (!(port_cfg & I40E_PRTGEN_CNF_PORT_DIS_MASK))
3887 			hw->num_ports++;
3888 	}
3889 
3890 	valid_functions = p->valid_functions;
3891 	num_functions = 0;
3892 	while (valid_functions) {
3893 		if (valid_functions & 1)
3894 			num_functions++;
3895 		valid_functions >>= 1;
3896 	}
3897 
3898 	/* partition id is 1-based, and functions are evenly spread
3899 	 * across the ports as partitions
3900 	 */
3901 	if (hw->num_ports != 0) {
3902 		hw->partition_id = (hw->pf_id / hw->num_ports) + 1;
3903 		hw->num_partitions = num_functions / hw->num_ports;
3904 	}
3905 
3906 	/* additional HW specific goodies that might
3907 	 * someday be HW version specific
3908 	 */
3909 	p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
3910 }
3911 
3912 /**
3913  * i40e_aq_discover_capabilities
3914  * @hw: pointer to the hw struct
3915  * @buff: a virtual buffer to hold the capabilities
3916  * @buff_size: Size of the virtual buffer
3917  * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
3918  * @list_type_opc: capabilities type to discover - pass in the command opcode
3919  * @cmd_details: pointer to command details structure or NULL
3920  *
3921  * Get the device capabilities descriptions from the firmware
3922  **/
3923 enum i40e_status_code i40e_aq_discover_capabilities(struct i40e_hw *hw,
3924 				void *buff, u16 buff_size, u16 *data_size,
3925 				enum i40e_admin_queue_opc list_type_opc,
3926 				struct i40e_asq_cmd_details *cmd_details)
3927 {
3928 	struct i40e_aqc_list_capabilites *cmd;
3929 	struct i40e_aq_desc desc;
3930 	enum i40e_status_code status = I40E_SUCCESS;
3931 
3932 	cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
3933 
3934 	if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
3935 		list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
3936 		status = I40E_ERR_PARAM;
3937 		goto exit;
3938 	}
3939 
3940 	i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
3941 
3942 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
3943 	if (buff_size > I40E_AQ_LARGE_BUF)
3944 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3945 
3946 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3947 	*data_size = LE16_TO_CPU(desc.datalen);
3948 
3949 	if (status)
3950 		goto exit;
3951 
3952 	i40e_parse_discover_capabilities(hw, buff, LE32_TO_CPU(cmd->count),
3953 					 list_type_opc);
3954 
3955 exit:
3956 	return status;
3957 }
3958 
3959 /**
3960  * i40e_aq_update_nvm
3961  * @hw: pointer to the hw struct
3962  * @module_pointer: module pointer location in words from the NVM beginning
3963  * @offset: byte offset from the module beginning
3964  * @length: length of the section to be written (in bytes from the offset)
3965  * @data: command buffer (size [bytes] = length)
3966  * @last_command: tells if this is the last command in a series
3967  * @cmd_details: pointer to command details structure or NULL
3968  *
3969  * Update the NVM using the admin queue commands
3970  **/
3971 enum i40e_status_code i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
3972 				u32 offset, u16 length, void *data,
3973 				bool last_command,
3974 				struct i40e_asq_cmd_details *cmd_details)
3975 {
3976 	struct i40e_aq_desc desc;
3977 	struct i40e_aqc_nvm_update *cmd =
3978 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3979 	enum i40e_status_code status;
3980 
3981 	DEBUGFUNC("i40e_aq_update_nvm");
3982 
3983 	/* In offset the highest byte must be zeroed. */
3984 	if (offset & 0xFF000000) {
3985 		status = I40E_ERR_PARAM;
3986 		goto i40e_aq_update_nvm_exit;
3987 	}
3988 
3989 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
3990 
3991 	/* If this is the last command in a series, set the proper flag. */
3992 	if (last_command)
3993 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3994 	cmd->module_pointer = module_pointer;
3995 	cmd->offset = CPU_TO_LE32(offset);
3996 	cmd->length = CPU_TO_LE16(length);
3997 
3998 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3999 	if (length > I40E_AQ_LARGE_BUF)
4000 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4001 
4002 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
4003 
4004 i40e_aq_update_nvm_exit:
4005 	return status;
4006 }
4007 
4008 /**
4009  * i40e_aq_get_lldp_mib
4010  * @hw: pointer to the hw struct
4011  * @bridge_type: type of bridge requested
4012  * @mib_type: Local, Remote or both Local and Remote MIBs
4013  * @buff: pointer to a user supplied buffer to store the MIB block
4014  * @buff_size: size of the buffer (in bytes)
4015  * @local_len : length of the returned Local LLDP MIB
4016  * @remote_len: length of the returned Remote LLDP MIB
4017  * @cmd_details: pointer to command details structure or NULL
4018  *
4019  * Requests the complete LLDP MIB (entire packet).
4020  **/
4021 enum i40e_status_code i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
4022 				u8 mib_type, void *buff, u16 buff_size,
4023 				u16 *local_len, u16 *remote_len,
4024 				struct i40e_asq_cmd_details *cmd_details)
4025 {
4026 	struct i40e_aq_desc desc;
4027 	struct i40e_aqc_lldp_get_mib *cmd =
4028 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
4029 	struct i40e_aqc_lldp_get_mib *resp =
4030 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
4031 	enum i40e_status_code status;
4032 
4033 	if (buff_size == 0 || !buff)
4034 		return I40E_ERR_PARAM;
4035 
4036 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
4037 	/* Indirect Command */
4038 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4039 
4040 	cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
4041 	cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
4042 		       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
4043 
4044 	desc.datalen = CPU_TO_LE16(buff_size);
4045 
4046 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4047 	if (buff_size > I40E_AQ_LARGE_BUF)
4048 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4049 
4050 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4051 	if (!status) {
4052 		if (local_len != NULL)
4053 			*local_len = LE16_TO_CPU(resp->local_len);
4054 		if (remote_len != NULL)
4055 			*remote_len = LE16_TO_CPU(resp->remote_len);
4056 	}
4057 
4058 	return status;
4059 }
4060 
4061  /**
4062  * i40e_aq_set_lldp_mib - Set the LLDP MIB
4063  * @hw: pointer to the hw struct
4064  * @mib_type: Local, Remote or both Local and Remote MIBs
4065  * @buff: pointer to a user supplied buffer to store the MIB block
4066  * @buff_size: size of the buffer (in bytes)
4067  * @cmd_details: pointer to command details structure or NULL
4068  *
4069  * Set the LLDP MIB.
4070  **/
4071 enum i40e_status_code i40e_aq_set_lldp_mib(struct i40e_hw *hw,
4072 				u8 mib_type, void *buff, u16 buff_size,
4073 				struct i40e_asq_cmd_details *cmd_details)
4074 {
4075 	struct i40e_aq_desc desc;
4076 	struct i40e_aqc_lldp_set_local_mib *cmd =
4077 		(struct i40e_aqc_lldp_set_local_mib *)&desc.params.raw;
4078 	enum i40e_status_code status;
4079 
4080 	if (buff_size == 0 || !buff)
4081 		return I40E_ERR_PARAM;
4082 
4083 	i40e_fill_default_direct_cmd_desc(&desc,
4084 				i40e_aqc_opc_lldp_set_local_mib);
4085 	/* Indirect Command */
4086 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4087 	if (buff_size > I40E_AQ_LARGE_BUF)
4088 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4089 	desc.datalen = CPU_TO_LE16(buff_size);
4090 
4091 	cmd->type = mib_type;
4092 	cmd->length = CPU_TO_LE16(buff_size);
4093 	cmd->address_high = CPU_TO_LE32(I40E_HI_WORD((u64)buff));
4094 	cmd->address_low =  CPU_TO_LE32(I40E_LO_DWORD((u64)buff));
4095 
4096 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4097 	return status;
4098 }
4099 
4100 /**
4101  * i40e_aq_cfg_lldp_mib_change_event
4102  * @hw: pointer to the hw struct
4103  * @enable_update: Enable or Disable event posting
4104  * @cmd_details: pointer to command details structure or NULL
4105  *
4106  * Enable or Disable posting of an event on ARQ when LLDP MIB
4107  * associated with the interface changes
4108  **/
4109 enum i40e_status_code i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
4110 				bool enable_update,
4111 				struct i40e_asq_cmd_details *cmd_details)
4112 {
4113 	struct i40e_aq_desc desc;
4114 	struct i40e_aqc_lldp_update_mib *cmd =
4115 		(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
4116 	enum i40e_status_code status;
4117 
4118 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
4119 
4120 	if (!enable_update)
4121 		cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
4122 
4123 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4124 
4125 	return status;
4126 }
4127 
4128 /**
4129  * i40e_aq_add_lldp_tlv
4130  * @hw: pointer to the hw struct
4131  * @bridge_type: type of bridge
4132  * @buff: buffer with TLV to add
4133  * @buff_size: length of the buffer
4134  * @tlv_len: length of the TLV to be added
4135  * @mib_len: length of the LLDP MIB returned in response
4136  * @cmd_details: pointer to command details structure or NULL
4137  *
4138  * Add the specified TLV to LLDP Local MIB for the given bridge type,
4139  * it is responsibility of the caller to make sure that the TLV is not
4140  * already present in the LLDPDU.
4141  * In return firmware will write the complete LLDP MIB with the newly
4142  * added TLV in the response buffer.
4143  **/
4144 enum i40e_status_code i40e_aq_add_lldp_tlv(struct i40e_hw *hw, u8 bridge_type,
4145 				void *buff, u16 buff_size, u16 tlv_len,
4146 				u16 *mib_len,
4147 				struct i40e_asq_cmd_details *cmd_details)
4148 {
4149 	struct i40e_aq_desc desc;
4150 	struct i40e_aqc_lldp_add_tlv *cmd =
4151 		(struct i40e_aqc_lldp_add_tlv *)&desc.params.raw;
4152 	enum i40e_status_code status;
4153 
4154 	if (buff_size == 0 || !buff || tlv_len == 0)
4155 		return I40E_ERR_PARAM;
4156 
4157 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_add_tlv);
4158 
4159 	/* Indirect Command */
4160 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4161 	if (buff_size > I40E_AQ_LARGE_BUF)
4162 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4163 	desc.datalen = CPU_TO_LE16(buff_size);
4164 
4165 	cmd->type = ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
4166 		      I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
4167 	cmd->len = CPU_TO_LE16(tlv_len);
4168 
4169 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4170 	if (!status) {
4171 		if (mib_len != NULL)
4172 			*mib_len = LE16_TO_CPU(desc.datalen);
4173 	}
4174 
4175 	return status;
4176 }
4177 
4178 /**
4179  * i40e_aq_update_lldp_tlv
4180  * @hw: pointer to the hw struct
4181  * @bridge_type: type of bridge
4182  * @buff: buffer with TLV to update
4183  * @buff_size: size of the buffer holding original and updated TLVs
4184  * @old_len: Length of the Original TLV
4185  * @new_len: Length of the Updated TLV
4186  * @offset: offset of the updated TLV in the buff
4187  * @mib_len: length of the returned LLDP MIB
4188  * @cmd_details: pointer to command details structure or NULL
4189  *
4190  * Update the specified TLV to the LLDP Local MIB for the given bridge type.
4191  * Firmware will place the complete LLDP MIB in response buffer with the
4192  * updated TLV.
4193  **/
4194 enum i40e_status_code i40e_aq_update_lldp_tlv(struct i40e_hw *hw,
4195 				u8 bridge_type, void *buff, u16 buff_size,
4196 				u16 old_len, u16 new_len, u16 offset,
4197 				u16 *mib_len,
4198 				struct i40e_asq_cmd_details *cmd_details)
4199 {
4200 	struct i40e_aq_desc desc;
4201 	struct i40e_aqc_lldp_update_tlv *cmd =
4202 		(struct i40e_aqc_lldp_update_tlv *)&desc.params.raw;
4203 	enum i40e_status_code status;
4204 
4205 	if (buff_size == 0 || !buff || offset == 0 ||
4206 	    old_len == 0 || new_len == 0)
4207 		return I40E_ERR_PARAM;
4208 
4209 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_tlv);
4210 
4211 	/* Indirect Command */
4212 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4213 	if (buff_size > I40E_AQ_LARGE_BUF)
4214 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4215 	desc.datalen = CPU_TO_LE16(buff_size);
4216 
4217 	cmd->type = ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
4218 		      I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
4219 	cmd->old_len = CPU_TO_LE16(old_len);
4220 	cmd->new_offset = CPU_TO_LE16(offset);
4221 	cmd->new_len = CPU_TO_LE16(new_len);
4222 
4223 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4224 	if (!status) {
4225 		if (mib_len != NULL)
4226 			*mib_len = LE16_TO_CPU(desc.datalen);
4227 	}
4228 
4229 	return status;
4230 }
4231 
4232 /**
4233  * i40e_aq_delete_lldp_tlv
4234  * @hw: pointer to the hw struct
4235  * @bridge_type: type of bridge
4236  * @buff: pointer to a user supplied buffer that has the TLV
4237  * @buff_size: length of the buffer
4238  * @tlv_len: length of the TLV to be deleted
4239  * @mib_len: length of the returned LLDP MIB
4240  * @cmd_details: pointer to command details structure or NULL
4241  *
4242  * Delete the specified TLV from LLDP Local MIB for the given bridge type.
4243  * The firmware places the entire LLDP MIB in the response buffer.
4244  **/
4245 enum i40e_status_code i40e_aq_delete_lldp_tlv(struct i40e_hw *hw,
4246 				u8 bridge_type, void *buff, u16 buff_size,
4247 				u16 tlv_len, u16 *mib_len,
4248 				struct i40e_asq_cmd_details *cmd_details)
4249 {
4250 	struct i40e_aq_desc desc;
4251 	struct i40e_aqc_lldp_add_tlv *cmd =
4252 		(struct i40e_aqc_lldp_add_tlv *)&desc.params.raw;
4253 	enum i40e_status_code status;
4254 
4255 	if (buff_size == 0 || !buff)
4256 		return I40E_ERR_PARAM;
4257 
4258 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_delete_tlv);
4259 
4260 	/* Indirect Command */
4261 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4262 	if (buff_size > I40E_AQ_LARGE_BUF)
4263 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4264 	desc.datalen = CPU_TO_LE16(buff_size);
4265 	cmd->len = CPU_TO_LE16(tlv_len);
4266 	cmd->type = ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
4267 		      I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
4268 
4269 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4270 	if (!status) {
4271 		if (mib_len != NULL)
4272 			*mib_len = LE16_TO_CPU(desc.datalen);
4273 	}
4274 
4275 	return status;
4276 }
4277 
4278 /**
4279  * i40e_aq_stop_lldp
4280  * @hw: pointer to the hw struct
4281  * @shutdown_agent: True if LLDP Agent needs to be Shutdown
4282  * @cmd_details: pointer to command details structure or NULL
4283  *
4284  * Stop or Shutdown the embedded LLDP Agent
4285  **/
4286 enum i40e_status_code i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
4287 				struct i40e_asq_cmd_details *cmd_details)
4288 {
4289 	struct i40e_aq_desc desc;
4290 	struct i40e_aqc_lldp_stop *cmd =
4291 		(struct i40e_aqc_lldp_stop *)&desc.params.raw;
4292 	enum i40e_status_code status;
4293 
4294 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
4295 
4296 	if (shutdown_agent)
4297 		cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
4298 
4299 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4300 
4301 	return status;
4302 }
4303 
4304 /**
4305  * i40e_aq_start_lldp
4306  * @hw: pointer to the hw struct
4307  * @cmd_details: pointer to command details structure or NULL
4308  *
4309  * Start the embedded LLDP Agent on all ports.
4310  **/
4311 enum i40e_status_code i40e_aq_start_lldp(struct i40e_hw *hw,
4312 				struct i40e_asq_cmd_details *cmd_details)
4313 {
4314 	struct i40e_aq_desc desc;
4315 	struct i40e_aqc_lldp_start *cmd =
4316 		(struct i40e_aqc_lldp_start *)&desc.params.raw;
4317 	enum i40e_status_code status;
4318 
4319 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
4320 
4321 	cmd->command = I40E_AQ_LLDP_AGENT_START;
4322 
4323 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4324 
4325 	return status;
4326 }
4327 
4328 /**
4329  * i40e_aq_get_cee_dcb_config
4330  * @hw: pointer to the hw struct
4331  * @buff: response buffer that stores CEE operational configuration
4332  * @buff_size: size of the buffer passed
4333  * @cmd_details: pointer to command details structure or NULL
4334  *
4335  * Get CEE DCBX mode operational configuration from firmware
4336  **/
4337 enum i40e_status_code i40e_aq_get_cee_dcb_config(struct i40e_hw *hw,
4338 				void *buff, u16 buff_size,
4339 				struct i40e_asq_cmd_details *cmd_details)
4340 {
4341 	struct i40e_aq_desc desc;
4342 	enum i40e_status_code status;
4343 
4344 	if (buff_size == 0 || !buff)
4345 		return I40E_ERR_PARAM;
4346 
4347 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_cee_dcb_cfg);
4348 
4349 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4350 	status = i40e_asq_send_command(hw, &desc, (void *)buff, buff_size,
4351 				       cmd_details);
4352 
4353 	return status;
4354 }
4355 
4356 /**
4357  * i40e_aq_start_stop_dcbx - Start/Stop DCBx service in FW
4358  * @hw: pointer to the hw struct
4359  * @start_agent: True if DCBx Agent needs to be Started
4360  *				False if DCBx Agent needs to be Stopped
4361  * @cmd_details: pointer to command details structure or NULL
4362  *
4363  * Start/Stop the embedded dcbx Agent
4364  **/
4365 enum i40e_status_code i40e_aq_start_stop_dcbx(struct i40e_hw *hw,
4366 				bool start_agent,
4367 				struct i40e_asq_cmd_details *cmd_details)
4368 {
4369 	struct i40e_aq_desc desc;
4370 	struct i40e_aqc_lldp_stop_start_specific_agent *cmd =
4371 		(struct i40e_aqc_lldp_stop_start_specific_agent *)
4372 				&desc.params.raw;
4373 	enum i40e_status_code status;
4374 
4375 	i40e_fill_default_direct_cmd_desc(&desc,
4376 				i40e_aqc_opc_lldp_stop_start_spec_agent);
4377 
4378 	if (start_agent)
4379 		cmd->command = I40E_AQC_START_SPECIFIC_AGENT_MASK;
4380 
4381 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4382 
4383 	return status;
4384 }
4385 
4386 /**
4387  * i40e_aq_add_udp_tunnel
4388  * @hw: pointer to the hw struct
4389  * @udp_port: the UDP port to add in Host byte order
4390  * @header_len: length of the tunneling header length in DWords
4391  * @protocol_index: protocol index type
4392  * @filter_index: pointer to filter index
4393  * @cmd_details: pointer to command details structure or NULL
4394  *
4395  * Note: Firmware expects the udp_port value to be in Little Endian format,
4396  * and this function will call CPU_TO_LE16 to convert from Host byte order to
4397  * Little Endian order.
4398  **/
4399 enum i40e_status_code i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
4400 				u16 udp_port, u8 protocol_index,
4401 				u8 *filter_index,
4402 				struct i40e_asq_cmd_details *cmd_details)
4403 {
4404 	struct i40e_aq_desc desc;
4405 	struct i40e_aqc_add_udp_tunnel *cmd =
4406 		(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
4407 	struct i40e_aqc_del_udp_tunnel_completion *resp =
4408 		(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
4409 	enum i40e_status_code status;
4410 
4411 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
4412 
4413 	cmd->udp_port = CPU_TO_LE16(udp_port);
4414 	cmd->protocol_type = protocol_index;
4415 
4416 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4417 
4418 	if (!status && filter_index)
4419 		*filter_index = resp->index;
4420 
4421 	return status;
4422 }
4423 
4424 /**
4425  * i40e_aq_del_udp_tunnel
4426  * @hw: pointer to the hw struct
4427  * @index: filter index
4428  * @cmd_details: pointer to command details structure or NULL
4429  **/
4430 enum i40e_status_code i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
4431 				struct i40e_asq_cmd_details *cmd_details)
4432 {
4433 	struct i40e_aq_desc desc;
4434 	struct i40e_aqc_remove_udp_tunnel *cmd =
4435 		(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
4436 	enum i40e_status_code status;
4437 
4438 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
4439 
4440 	cmd->index = index;
4441 
4442 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4443 
4444 	return status;
4445 }
4446 
4447 /**
4448  * i40e_aq_get_switch_resource_alloc (0x0204)
4449  * @hw: pointer to the hw struct
4450  * @num_entries: pointer to u8 to store the number of resource entries returned
4451  * @buf: pointer to a user supplied buffer.  This buffer must be large enough
4452  *        to store the resource information for all resource types.  Each
4453  *        resource type is a i40e_aqc_switch_resource_alloc_data structure.
4454  * @count: size, in bytes, of the buffer provided
4455  * @cmd_details: pointer to command details structure or NULL
4456  *
4457  * Query the resources allocated to a function.
4458  **/
4459 enum i40e_status_code i40e_aq_get_switch_resource_alloc(struct i40e_hw *hw,
4460 			u8 *num_entries,
4461 			struct i40e_aqc_switch_resource_alloc_element_resp *buf,
4462 			u16 count,
4463 			struct i40e_asq_cmd_details *cmd_details)
4464 {
4465 	struct i40e_aq_desc desc;
4466 	struct i40e_aqc_get_switch_resource_alloc *cmd_resp =
4467 		(struct i40e_aqc_get_switch_resource_alloc *)&desc.params.raw;
4468 	enum i40e_status_code status;
4469 	u16 length = count * sizeof(*buf);
4470 
4471 	i40e_fill_default_direct_cmd_desc(&desc,
4472 					i40e_aqc_opc_get_switch_resource_alloc);
4473 
4474 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4475 	if (length > I40E_AQ_LARGE_BUF)
4476 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4477 
4478 	status = i40e_asq_send_command(hw, &desc, buf, length, cmd_details);
4479 
4480 	if (!status && num_entries)
4481 		*num_entries = cmd_resp->num_entries;
4482 
4483 	return status;
4484 }
4485 
4486 /**
4487  * i40e_aq_delete_element - Delete switch element
4488  * @hw: pointer to the hw struct
4489  * @seid: the SEID to delete from the switch
4490  * @cmd_details: pointer to command details structure or NULL
4491  *
4492  * This deletes a switch element from the switch.
4493  **/
4494 enum i40e_status_code i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
4495 				struct i40e_asq_cmd_details *cmd_details)
4496 {
4497 	struct i40e_aq_desc desc;
4498 	struct i40e_aqc_switch_seid *cmd =
4499 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
4500 	enum i40e_status_code status;
4501 
4502 	if (seid == 0)
4503 		return I40E_ERR_PARAM;
4504 
4505 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
4506 
4507 	cmd->seid = CPU_TO_LE16(seid);
4508 
4509 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4510 
4511 	return status;
4512 }
4513 
4514 /**
4515  * i40e_aq_add_pvirt - Instantiate a Port Virtualizer on a port
4516  * @hw: pointer to the hw struct
4517  * @flags: component flags
4518  * @mac_seid: uplink seid (MAC SEID)
4519  * @vsi_seid: connected vsi seid
4520  * @ret_seid: seid of create pv component
4521  *
4522  * This instantiates an i40e port virtualizer with specified flags.
4523  * Depending on specified flags the port virtualizer can act as a
4524  * 802.1Qbr port virtualizer or a 802.1Qbg S-component.
4525  */
4526 enum i40e_status_code i40e_aq_add_pvirt(struct i40e_hw *hw, u16 flags,
4527 				       u16 mac_seid, u16 vsi_seid,
4528 				       u16 *ret_seid)
4529 {
4530 	struct i40e_aq_desc desc;
4531 	struct i40e_aqc_add_update_pv *cmd =
4532 		(struct i40e_aqc_add_update_pv *)&desc.params.raw;
4533 	struct i40e_aqc_add_update_pv_completion *resp =
4534 		(struct i40e_aqc_add_update_pv_completion *)&desc.params.raw;
4535 	enum i40e_status_code status;
4536 
4537 	if (vsi_seid == 0)
4538 		return I40E_ERR_PARAM;
4539 
4540 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_pv);
4541 	cmd->command_flags = CPU_TO_LE16(flags);
4542 	cmd->uplink_seid = CPU_TO_LE16(mac_seid);
4543 	cmd->connected_seid = CPU_TO_LE16(vsi_seid);
4544 
4545 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
4546 	if (!status && ret_seid)
4547 		*ret_seid = LE16_TO_CPU(resp->pv_seid);
4548 
4549 	return status;
4550 }
4551 
4552 /**
4553  * i40e_aq_add_tag - Add an S/E-tag
4554  * @hw: pointer to the hw struct
4555  * @direct_to_queue: should s-tag direct flow to a specific queue
4556  * @vsi_seid: VSI SEID to use this tag
4557  * @tag: value of the tag
4558  * @queue_num: queue number, only valid is direct_to_queue is TRUE
4559  * @tags_used: return value, number of tags in use by this PF
4560  * @tags_free: return value, number of unallocated tags
4561  * @cmd_details: pointer to command details structure or NULL
4562  *
4563  * This associates an S- or E-tag to a VSI in the switch complex.  It returns
4564  * the number of tags allocated by the PF, and the number of unallocated
4565  * tags available.
4566  **/
4567 enum i40e_status_code i40e_aq_add_tag(struct i40e_hw *hw, bool direct_to_queue,
4568 				u16 vsi_seid, u16 tag, u16 queue_num,
4569 				u16 *tags_used, u16 *tags_free,
4570 				struct i40e_asq_cmd_details *cmd_details)
4571 {
4572 	struct i40e_aq_desc desc;
4573 	struct i40e_aqc_add_tag *cmd =
4574 		(struct i40e_aqc_add_tag *)&desc.params.raw;
4575 	struct i40e_aqc_add_remove_tag_completion *resp =
4576 		(struct i40e_aqc_add_remove_tag_completion *)&desc.params.raw;
4577 	enum i40e_status_code status;
4578 
4579 	if (vsi_seid == 0)
4580 		return I40E_ERR_PARAM;
4581 
4582 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_tag);
4583 
4584 	cmd->seid = CPU_TO_LE16(vsi_seid);
4585 	cmd->tag = CPU_TO_LE16(tag);
4586 	if (direct_to_queue) {
4587 		cmd->flags = CPU_TO_LE16(I40E_AQC_ADD_TAG_FLAG_TO_QUEUE);
4588 		cmd->queue_number = CPU_TO_LE16(queue_num);
4589 	}
4590 
4591 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4592 
4593 	if (!status) {
4594 		if (tags_used != NULL)
4595 			*tags_used = LE16_TO_CPU(resp->tags_used);
4596 		if (tags_free != NULL)
4597 			*tags_free = LE16_TO_CPU(resp->tags_free);
4598 	}
4599 
4600 	return status;
4601 }
4602 
4603 /**
4604  * i40e_aq_remove_tag - Remove an S- or E-tag
4605  * @hw: pointer to the hw struct
4606  * @vsi_seid: VSI SEID this tag is associated with
4607  * @tag: value of the S-tag to delete
4608  * @tags_used: return value, number of tags in use by this PF
4609  * @tags_free: return value, number of unallocated tags
4610  * @cmd_details: pointer to command details structure or NULL
4611  *
4612  * This deletes an S- or E-tag from a VSI in the switch complex.  It returns
4613  * the number of tags allocated by the PF, and the number of unallocated
4614  * tags available.
4615  **/
4616 enum i40e_status_code i40e_aq_remove_tag(struct i40e_hw *hw, u16 vsi_seid,
4617 				u16 tag, u16 *tags_used, u16 *tags_free,
4618 				struct i40e_asq_cmd_details *cmd_details)
4619 {
4620 	struct i40e_aq_desc desc;
4621 	struct i40e_aqc_remove_tag *cmd =
4622 		(struct i40e_aqc_remove_tag *)&desc.params.raw;
4623 	struct i40e_aqc_add_remove_tag_completion *resp =
4624 		(struct i40e_aqc_add_remove_tag_completion *)&desc.params.raw;
4625 	enum i40e_status_code status;
4626 
4627 	if (vsi_seid == 0)
4628 		return I40E_ERR_PARAM;
4629 
4630 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_tag);
4631 
4632 	cmd->seid = CPU_TO_LE16(vsi_seid);
4633 	cmd->tag = CPU_TO_LE16(tag);
4634 
4635 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4636 
4637 	if (!status) {
4638 		if (tags_used != NULL)
4639 			*tags_used = LE16_TO_CPU(resp->tags_used);
4640 		if (tags_free != NULL)
4641 			*tags_free = LE16_TO_CPU(resp->tags_free);
4642 	}
4643 
4644 	return status;
4645 }
4646 
4647 /**
4648  * i40e_aq_add_mcast_etag - Add a multicast E-tag
4649  * @hw: pointer to the hw struct
4650  * @pv_seid: Port Virtualizer of this SEID to associate E-tag with
4651  * @etag: value of E-tag to add
4652  * @num_tags_in_buf: number of unicast E-tags in indirect buffer
4653  * @buf: address of indirect buffer
4654  * @tags_used: return value, number of E-tags in use by this port
4655  * @tags_free: return value, number of unallocated M-tags
4656  * @cmd_details: pointer to command details structure or NULL
4657  *
4658  * This associates a multicast E-tag to a port virtualizer.  It will return
4659  * the number of tags allocated by the PF, and the number of unallocated
4660  * tags available.
4661  *
4662  * The indirect buffer pointed to by buf is a list of 2-byte E-tags,
4663  * num_tags_in_buf long.
4664  **/
4665 enum i40e_status_code i40e_aq_add_mcast_etag(struct i40e_hw *hw, u16 pv_seid,
4666 				u16 etag, u8 num_tags_in_buf, void *buf,
4667 				u16 *tags_used, u16 *tags_free,
4668 				struct i40e_asq_cmd_details *cmd_details)
4669 {
4670 	struct i40e_aq_desc desc;
4671 	struct i40e_aqc_add_remove_mcast_etag *cmd =
4672 		(struct i40e_aqc_add_remove_mcast_etag *)&desc.params.raw;
4673 	struct i40e_aqc_add_remove_mcast_etag_completion *resp =
4674 	   (struct i40e_aqc_add_remove_mcast_etag_completion *)&desc.params.raw;
4675 	enum i40e_status_code status;
4676 	u16 length = sizeof(u16) * num_tags_in_buf;
4677 
4678 	if ((pv_seid == 0) || (buf == NULL) || (num_tags_in_buf == 0))
4679 		return I40E_ERR_PARAM;
4680 
4681 	i40e_fill_default_direct_cmd_desc(&desc,
4682 					  i40e_aqc_opc_add_multicast_etag);
4683 
4684 	cmd->pv_seid = CPU_TO_LE16(pv_seid);
4685 	cmd->etag = CPU_TO_LE16(etag);
4686 	cmd->num_unicast_etags = num_tags_in_buf;
4687 
4688 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4689 	if (length > I40E_AQ_LARGE_BUF)
4690 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4691 
4692 	status = i40e_asq_send_command(hw, &desc, buf, length, cmd_details);
4693 
4694 	if (!status) {
4695 		if (tags_used != NULL)
4696 			*tags_used = LE16_TO_CPU(resp->mcast_etags_used);
4697 		if (tags_free != NULL)
4698 			*tags_free = LE16_TO_CPU(resp->mcast_etags_free);
4699 	}
4700 
4701 	return status;
4702 }
4703 
4704 /**
4705  * i40e_aq_remove_mcast_etag - Remove a multicast E-tag
4706  * @hw: pointer to the hw struct
4707  * @pv_seid: Port Virtualizer SEID this M-tag is associated with
4708  * @etag: value of the E-tag to remove
4709  * @tags_used: return value, number of tags in use by this port
4710  * @tags_free: return value, number of unallocated tags
4711  * @cmd_details: pointer to command details structure or NULL
4712  *
4713  * This deletes an E-tag from the port virtualizer.  It will return
4714  * the number of tags allocated by the port, and the number of unallocated
4715  * tags available.
4716  **/
4717 enum i40e_status_code i40e_aq_remove_mcast_etag(struct i40e_hw *hw, u16 pv_seid,
4718 				u16 etag, u16 *tags_used, u16 *tags_free,
4719 				struct i40e_asq_cmd_details *cmd_details)
4720 {
4721 	struct i40e_aq_desc desc;
4722 	struct i40e_aqc_add_remove_mcast_etag *cmd =
4723 		(struct i40e_aqc_add_remove_mcast_etag *)&desc.params.raw;
4724 	struct i40e_aqc_add_remove_mcast_etag_completion *resp =
4725 	   (struct i40e_aqc_add_remove_mcast_etag_completion *)&desc.params.raw;
4726 	enum i40e_status_code status;
4727 
4728 
4729 	if (pv_seid == 0)
4730 		return I40E_ERR_PARAM;
4731 
4732 	i40e_fill_default_direct_cmd_desc(&desc,
4733 					  i40e_aqc_opc_remove_multicast_etag);
4734 
4735 	cmd->pv_seid = CPU_TO_LE16(pv_seid);
4736 	cmd->etag = CPU_TO_LE16(etag);
4737 
4738 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4739 
4740 	if (!status) {
4741 		if (tags_used != NULL)
4742 			*tags_used = LE16_TO_CPU(resp->mcast_etags_used);
4743 		if (tags_free != NULL)
4744 			*tags_free = LE16_TO_CPU(resp->mcast_etags_free);
4745 	}
4746 
4747 	return status;
4748 }
4749 
4750 /**
4751  * i40e_aq_update_tag - Update an S/E-tag
4752  * @hw: pointer to the hw struct
4753  * @vsi_seid: VSI SEID using this S-tag
4754  * @old_tag: old tag value
4755  * @new_tag: new tag value
4756  * @tags_used: return value, number of tags in use by this PF
4757  * @tags_free: return value, number of unallocated tags
4758  * @cmd_details: pointer to command details structure or NULL
4759  *
4760  * This updates the value of the tag currently attached to this VSI
4761  * in the switch complex.  It will return the number of tags allocated
4762  * by the PF, and the number of unallocated tags available.
4763  **/
4764 enum i40e_status_code i40e_aq_update_tag(struct i40e_hw *hw, u16 vsi_seid,
4765 				u16 old_tag, u16 new_tag, u16 *tags_used,
4766 				u16 *tags_free,
4767 				struct i40e_asq_cmd_details *cmd_details)
4768 {
4769 	struct i40e_aq_desc desc;
4770 	struct i40e_aqc_update_tag *cmd =
4771 		(struct i40e_aqc_update_tag *)&desc.params.raw;
4772 	struct i40e_aqc_update_tag_completion *resp =
4773 		(struct i40e_aqc_update_tag_completion *)&desc.params.raw;
4774 	enum i40e_status_code status;
4775 
4776 	if (vsi_seid == 0)
4777 		return I40E_ERR_PARAM;
4778 
4779 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_update_tag);
4780 
4781 	cmd->seid = CPU_TO_LE16(vsi_seid);
4782 	cmd->old_tag = CPU_TO_LE16(old_tag);
4783 	cmd->new_tag = CPU_TO_LE16(new_tag);
4784 
4785 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4786 
4787 	if (!status) {
4788 		if (tags_used != NULL)
4789 			*tags_used = LE16_TO_CPU(resp->tags_used);
4790 		if (tags_free != NULL)
4791 			*tags_free = LE16_TO_CPU(resp->tags_free);
4792 	}
4793 
4794 	return status;
4795 }
4796 
4797 /**
4798  * i40e_aq_dcb_ignore_pfc - Ignore PFC for given TCs
4799  * @hw: pointer to the hw struct
4800  * @tcmap: TC map for request/release any ignore PFC condition
4801  * @request: request or release ignore PFC condition
4802  * @tcmap_ret: return TCs for which PFC is currently ignored
4803  * @cmd_details: pointer to command details structure or NULL
4804  *
4805  * This sends out request/release to ignore PFC condition for a TC.
4806  * It will return the TCs for which PFC is currently ignored.
4807  **/
4808 enum i40e_status_code i40e_aq_dcb_ignore_pfc(struct i40e_hw *hw, u8 tcmap,
4809 				bool request, u8 *tcmap_ret,
4810 				struct i40e_asq_cmd_details *cmd_details)
4811 {
4812 	struct i40e_aq_desc desc;
4813 	struct i40e_aqc_pfc_ignore *cmd_resp =
4814 		(struct i40e_aqc_pfc_ignore *)&desc.params.raw;
4815 	enum i40e_status_code status;
4816 
4817 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_ignore_pfc);
4818 
4819 	if (request)
4820 		cmd_resp->command_flags = I40E_AQC_PFC_IGNORE_SET;
4821 
4822 	cmd_resp->tc_bitmap = tcmap;
4823 
4824 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4825 
4826 	if (!status) {
4827 		if (tcmap_ret != NULL)
4828 			*tcmap_ret = cmd_resp->tc_bitmap;
4829 	}
4830 
4831 	return status;
4832 }
4833 
4834 /**
4835  * i40e_aq_dcb_updated - DCB Updated Command
4836  * @hw: pointer to the hw struct
4837  * @cmd_details: pointer to command details structure or NULL
4838  *
4839  * When LLDP is handled in PF this command is used by the PF
4840  * to notify EMP that a DCB setting is modified.
4841  * When LLDP is handled in EMP this command is used by the PF
4842  * to notify EMP whenever one of the following parameters get
4843  * modified:
4844  *   - PFCLinkDelayAllowance in PRTDCB_GENC.PFCLDA
4845  *   - PCIRTT in PRTDCB_GENC.PCIRTT
4846  *   - Maximum Frame Size for non-FCoE TCs set by PRTDCB_TDPUC.MAX_TXFRAME.
4847  * EMP will return when the shared RPB settings have been
4848  * recomputed and modified. The retval field in the descriptor
4849  * will be set to 0 when RPB is modified.
4850  **/
4851 enum i40e_status_code i40e_aq_dcb_updated(struct i40e_hw *hw,
4852 				struct i40e_asq_cmd_details *cmd_details)
4853 {
4854 	struct i40e_aq_desc desc;
4855 	enum i40e_status_code status;
4856 
4857 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);
4858 
4859 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4860 
4861 	return status;
4862 }
4863 
4864 /**
4865  * i40e_aq_add_statistics - Add a statistics block to a VLAN in a switch.
4866  * @hw: pointer to the hw struct
4867  * @seid: defines the SEID of the switch for which the stats are requested
4868  * @vlan_id: the VLAN ID for which the statistics are requested
4869  * @stat_index: index of the statistics counters block assigned to this VLAN
4870  * @cmd_details: pointer to command details structure or NULL
4871  *
4872  * XL710 supports 128 smonVlanStats counters.This command is used to
4873  * allocate a set of smonVlanStats counters to a specific VLAN in a specific
4874  * switch.
4875  **/
4876 enum i40e_status_code i40e_aq_add_statistics(struct i40e_hw *hw, u16 seid,
4877 				u16 vlan_id, u16 *stat_index,
4878 				struct i40e_asq_cmd_details *cmd_details)
4879 {
4880 	struct i40e_aq_desc desc;
4881 	struct i40e_aqc_add_remove_statistics *cmd_resp =
4882 		(struct i40e_aqc_add_remove_statistics *)&desc.params.raw;
4883 	enum i40e_status_code status;
4884 
4885 	if ((seid == 0) || (stat_index == NULL))
4886 		return I40E_ERR_PARAM;
4887 
4888 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_statistics);
4889 
4890 	cmd_resp->seid = CPU_TO_LE16(seid);
4891 	cmd_resp->vlan = CPU_TO_LE16(vlan_id);
4892 
4893 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4894 
4895 	if (!status && stat_index)
4896 		*stat_index = LE16_TO_CPU(cmd_resp->stat_index);
4897 
4898 	return status;
4899 }
4900 
4901 /**
4902  * i40e_aq_remove_statistics - Remove a statistics block to a VLAN in a switch.
4903  * @hw: pointer to the hw struct
4904  * @seid: defines the SEID of the switch for which the stats are requested
4905  * @vlan_id: the VLAN ID for which the statistics are requested
4906  * @stat_index: index of the statistics counters block assigned to this VLAN
4907  * @cmd_details: pointer to command details structure or NULL
4908  *
4909  * XL710 supports 128 smonVlanStats counters.This command is used to
4910  * deallocate a set of smonVlanStats counters to a specific VLAN in a specific
4911  * switch.
4912  **/
4913 enum i40e_status_code i40e_aq_remove_statistics(struct i40e_hw *hw, u16 seid,
4914 				u16 vlan_id, u16 stat_index,
4915 				struct i40e_asq_cmd_details *cmd_details)
4916 {
4917 	struct i40e_aq_desc desc;
4918 	struct i40e_aqc_add_remove_statistics *cmd =
4919 		(struct i40e_aqc_add_remove_statistics *)&desc.params.raw;
4920 	enum i40e_status_code status;
4921 
4922 	if (seid == 0)
4923 		return I40E_ERR_PARAM;
4924 
4925 	i40e_fill_default_direct_cmd_desc(&desc,
4926 					  i40e_aqc_opc_remove_statistics);
4927 
4928 	cmd->seid = CPU_TO_LE16(seid);
4929 	cmd->vlan  = CPU_TO_LE16(vlan_id);
4930 	cmd->stat_index = CPU_TO_LE16(stat_index);
4931 
4932 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4933 
4934 	return status;
4935 }
4936 
4937 /**
4938  * i40e_aq_set_port_parameters - set physical port parameters.
4939  * @hw: pointer to the hw struct
4940  * @bad_frame_vsi: defines the VSI to which bad frames are forwarded
4941  * @save_bad_pac: if set packets with errors are forwarded to the bad frames VSI
4942  * @pad_short_pac: if set transmit packets smaller than 60 bytes are padded
4943  * @double_vlan: if set double VLAN is enabled
4944  * @cmd_details: pointer to command details structure or NULL
4945  **/
4946 enum i40e_status_code i40e_aq_set_port_parameters(struct i40e_hw *hw,
4947 				u16 bad_frame_vsi, bool save_bad_pac,
4948 				bool pad_short_pac, bool double_vlan,
4949 				struct i40e_asq_cmd_details *cmd_details)
4950 {
4951 	struct i40e_aqc_set_port_parameters *cmd;
4952 	enum i40e_status_code status;
4953 	struct i40e_aq_desc desc;
4954 	u16 command_flags = 0;
4955 
4956 	cmd = (struct i40e_aqc_set_port_parameters *)&desc.params.raw;
4957 
4958 	i40e_fill_default_direct_cmd_desc(&desc,
4959 					  i40e_aqc_opc_set_port_parameters);
4960 
4961 	cmd->bad_frame_vsi = CPU_TO_LE16(bad_frame_vsi);
4962 	if (save_bad_pac)
4963 		command_flags |= I40E_AQ_SET_P_PARAMS_SAVE_BAD_PACKETS;
4964 	if (pad_short_pac)
4965 		command_flags |= I40E_AQ_SET_P_PARAMS_PAD_SHORT_PACKETS;
4966 	if (double_vlan)
4967 		command_flags |= I40E_AQ_SET_P_PARAMS_DOUBLE_VLAN_ENA;
4968 	cmd->command_flags = CPU_TO_LE16(command_flags);
4969 
4970 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4971 
4972 	return status;
4973 }
4974 
4975 /**
4976  * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
4977  * @hw: pointer to the hw struct
4978  * @seid: seid for the physical port/switching component/vsi
4979  * @buff: Indirect buffer to hold data parameters and response
4980  * @buff_size: Indirect buffer size
4981  * @opcode: Tx scheduler AQ command opcode
4982  * @cmd_details: pointer to command details structure or NULL
4983  *
4984  * Generic command handler for Tx scheduler AQ commands
4985  **/
4986 static enum i40e_status_code i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
4987 				void *buff, u16 buff_size,
4988 				 enum i40e_admin_queue_opc opcode,
4989 				struct i40e_asq_cmd_details *cmd_details)
4990 {
4991 	struct i40e_aq_desc desc;
4992 	struct i40e_aqc_tx_sched_ind *cmd =
4993 		(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
4994 	enum i40e_status_code status;
4995 	bool cmd_param_flag = FALSE;
4996 
4997 	switch (opcode) {
4998 	case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
4999 	case i40e_aqc_opc_configure_vsi_tc_bw:
5000 	case i40e_aqc_opc_enable_switching_comp_ets:
5001 	case i40e_aqc_opc_modify_switching_comp_ets:
5002 	case i40e_aqc_opc_disable_switching_comp_ets:
5003 	case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
5004 	case i40e_aqc_opc_configure_switching_comp_bw_config:
5005 		cmd_param_flag = TRUE;
5006 		break;
5007 	case i40e_aqc_opc_query_vsi_bw_config:
5008 	case i40e_aqc_opc_query_vsi_ets_sla_config:
5009 	case i40e_aqc_opc_query_switching_comp_ets_config:
5010 	case i40e_aqc_opc_query_port_ets_config:
5011 	case i40e_aqc_opc_query_switching_comp_bw_config:
5012 		cmd_param_flag = FALSE;
5013 		break;
5014 	default:
5015 		return I40E_ERR_PARAM;
5016 	}
5017 
5018 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
5019 
5020 	/* Indirect command */
5021 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
5022 	if (cmd_param_flag)
5023 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
5024 	if (buff_size > I40E_AQ_LARGE_BUF)
5025 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
5026 
5027 	desc.datalen = CPU_TO_LE16(buff_size);
5028 
5029 	cmd->vsi_seid = CPU_TO_LE16(seid);
5030 
5031 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
5032 
5033 	return status;
5034 }
5035 
5036 /**
5037  * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit
5038  * @hw: pointer to the hw struct
5039  * @seid: VSI seid
5040  * @credit: BW limit credits (0 = disabled)
5041  * @max_credit: Max BW limit credits
5042  * @cmd_details: pointer to command details structure or NULL
5043  **/
5044 enum i40e_status_code i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw,
5045 				u16 seid, u16 credit, u8 max_credit,
5046 				struct i40e_asq_cmd_details *cmd_details)
5047 {
5048 	struct i40e_aq_desc desc;
5049 	struct i40e_aqc_configure_vsi_bw_limit *cmd =
5050 		(struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw;
5051 	enum i40e_status_code status;
5052 
5053 	i40e_fill_default_direct_cmd_desc(&desc,
5054 					  i40e_aqc_opc_configure_vsi_bw_limit);
5055 
5056 	cmd->vsi_seid = CPU_TO_LE16(seid);
5057 	cmd->credit = CPU_TO_LE16(credit);
5058 	cmd->max_credit = max_credit;
5059 
5060 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5061 
5062 	return status;
5063 }
5064 
5065 /**
5066  * i40e_aq_config_switch_comp_bw_limit - Configure Switching component BW Limit
5067  * @hw: pointer to the hw struct
5068  * @seid: switching component seid
5069  * @credit: BW limit credits (0 = disabled)
5070  * @max_bw: Max BW limit credits
5071  * @cmd_details: pointer to command details structure or NULL
5072  **/
5073 enum i40e_status_code i40e_aq_config_switch_comp_bw_limit(struct i40e_hw *hw,
5074 				u16 seid, u16 credit, u8 max_bw,
5075 				struct i40e_asq_cmd_details *cmd_details)
5076 {
5077 	struct i40e_aq_desc desc;
5078 	struct i40e_aqc_configure_switching_comp_bw_limit *cmd =
5079 	  (struct i40e_aqc_configure_switching_comp_bw_limit *)&desc.params.raw;
5080 	enum i40e_status_code status;
5081 
5082 	i40e_fill_default_direct_cmd_desc(&desc,
5083 				i40e_aqc_opc_configure_switching_comp_bw_limit);
5084 
5085 	cmd->seid = CPU_TO_LE16(seid);
5086 	cmd->credit = CPU_TO_LE16(credit);
5087 	cmd->max_bw = max_bw;
5088 
5089 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5090 
5091 	return status;
5092 }
5093 
5094 /**
5095  * i40e_aq_config_vsi_ets_sla_bw_limit - Config VSI BW Limit per TC
5096  * @hw: pointer to the hw struct
5097  * @seid: VSI seid
5098  * @bw_data: Buffer holding enabled TCs, per TC BW limit/credits
5099  * @cmd_details: pointer to command details structure or NULL
5100  **/
5101 enum i40e_status_code i40e_aq_config_vsi_ets_sla_bw_limit(struct i40e_hw *hw,
5102 			u16 seid,
5103 			struct i40e_aqc_configure_vsi_ets_sla_bw_data *bw_data,
5104 			struct i40e_asq_cmd_details *cmd_details)
5105 {
5106 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5107 				    i40e_aqc_opc_configure_vsi_ets_sla_bw_limit,
5108 				    cmd_details);
5109 }
5110 
5111 /**
5112  * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
5113  * @hw: pointer to the hw struct
5114  * @seid: VSI seid
5115  * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
5116  * @cmd_details: pointer to command details structure or NULL
5117  **/
5118 enum i40e_status_code i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
5119 			u16 seid,
5120 			struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
5121 			struct i40e_asq_cmd_details *cmd_details)
5122 {
5123 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5124 				    i40e_aqc_opc_configure_vsi_tc_bw,
5125 				    cmd_details);
5126 }
5127 
5128 /**
5129  * i40e_aq_config_switch_comp_ets_bw_limit - Config Switch comp BW Limit per TC
5130  * @hw: pointer to the hw struct
5131  * @seid: seid of the switching component
5132  * @bw_data: Buffer holding enabled TCs, per TC BW limit/credits
5133  * @cmd_details: pointer to command details structure or NULL
5134  **/
5135 enum i40e_status_code i40e_aq_config_switch_comp_ets_bw_limit(
5136 	struct i40e_hw *hw, u16 seid,
5137 	struct i40e_aqc_configure_switching_comp_ets_bw_limit_data *bw_data,
5138 	struct i40e_asq_cmd_details *cmd_details)
5139 {
5140 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5141 			    i40e_aqc_opc_configure_switching_comp_ets_bw_limit,
5142 			    cmd_details);
5143 }
5144 
5145 /**
5146  * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
5147  * @hw: pointer to the hw struct
5148  * @seid: seid of the VSI
5149  * @bw_data: Buffer to hold VSI BW configuration
5150  * @cmd_details: pointer to command details structure or NULL
5151  **/
5152 enum i40e_status_code i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
5153 			u16 seid,
5154 			struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
5155 			struct i40e_asq_cmd_details *cmd_details)
5156 {
5157 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5158 				    i40e_aqc_opc_query_vsi_bw_config,
5159 				    cmd_details);
5160 }
5161 
5162 /**
5163  * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
5164  * @hw: pointer to the hw struct
5165  * @seid: seid of the VSI
5166  * @bw_data: Buffer to hold VSI BW configuration per TC
5167  * @cmd_details: pointer to command details structure or NULL
5168  **/
5169 enum i40e_status_code i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
5170 			u16 seid,
5171 			struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
5172 			struct i40e_asq_cmd_details *cmd_details)
5173 {
5174 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5175 				    i40e_aqc_opc_query_vsi_ets_sla_config,
5176 				    cmd_details);
5177 }
5178 
5179 /**
5180  * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
5181  * @hw: pointer to the hw struct
5182  * @seid: seid of the switching component
5183  * @bw_data: Buffer to hold switching component's per TC BW config
5184  * @cmd_details: pointer to command details structure or NULL
5185  **/
5186 enum i40e_status_code i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
5187 		u16 seid,
5188 		struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
5189 		struct i40e_asq_cmd_details *cmd_details)
5190 {
5191 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5192 				   i40e_aqc_opc_query_switching_comp_ets_config,
5193 				   cmd_details);
5194 }
5195 
5196 /**
5197  * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
5198  * @hw: pointer to the hw struct
5199  * @seid: seid of the VSI or switching component connected to Physical Port
5200  * @bw_data: Buffer to hold current ETS configuration for the Physical Port
5201  * @cmd_details: pointer to command details structure or NULL
5202  **/
5203 enum i40e_status_code i40e_aq_query_port_ets_config(struct i40e_hw *hw,
5204 			u16 seid,
5205 			struct i40e_aqc_query_port_ets_config_resp *bw_data,
5206 			struct i40e_asq_cmd_details *cmd_details)
5207 {
5208 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5209 				    i40e_aqc_opc_query_port_ets_config,
5210 				    cmd_details);
5211 }
5212 
5213 /**
5214  * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
5215  * @hw: pointer to the hw struct
5216  * @seid: seid of the switching component
5217  * @bw_data: Buffer to hold switching component's BW configuration
5218  * @cmd_details: pointer to command details structure or NULL
5219  **/
5220 enum i40e_status_code i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
5221 		u16 seid,
5222 		struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
5223 		struct i40e_asq_cmd_details *cmd_details)
5224 {
5225 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5226 				    i40e_aqc_opc_query_switching_comp_bw_config,
5227 				    cmd_details);
5228 }
5229 
5230 /**
5231  * i40e_validate_filter_settings
5232  * @hw: pointer to the hardware structure
5233  * @settings: Filter control settings
5234  *
5235  * Check and validate the filter control settings passed.
5236  * The function checks for the valid filter/context sizes being
5237  * passed for FCoE and PE.
5238  *
5239  * Returns I40E_SUCCESS if the values passed are valid and within
5240  * range else returns an error.
5241  **/
5242 static enum i40e_status_code i40e_validate_filter_settings(struct i40e_hw *hw,
5243 				struct i40e_filter_control_settings *settings)
5244 {
5245 	u32 fcoe_cntx_size, fcoe_filt_size;
5246 	u32 pe_cntx_size, pe_filt_size;
5247 	u32 fcoe_fmax;
5248 
5249 	u32 val;
5250 
5251 	/* Validate FCoE settings passed */
5252 	switch (settings->fcoe_filt_num) {
5253 	case I40E_HASH_FILTER_SIZE_1K:
5254 	case I40E_HASH_FILTER_SIZE_2K:
5255 	case I40E_HASH_FILTER_SIZE_4K:
5256 	case I40E_HASH_FILTER_SIZE_8K:
5257 	case I40E_HASH_FILTER_SIZE_16K:
5258 	case I40E_HASH_FILTER_SIZE_32K:
5259 		fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
5260 		fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
5261 		break;
5262 	default:
5263 		return I40E_ERR_PARAM;
5264 	}
5265 
5266 	switch (settings->fcoe_cntx_num) {
5267 	case I40E_DMA_CNTX_SIZE_512:
5268 	case I40E_DMA_CNTX_SIZE_1K:
5269 	case I40E_DMA_CNTX_SIZE_2K:
5270 	case I40E_DMA_CNTX_SIZE_4K:
5271 		fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
5272 		fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
5273 		break;
5274 	default:
5275 		return I40E_ERR_PARAM;
5276 	}
5277 
5278 	/* Validate PE settings passed */
5279 	switch (settings->pe_filt_num) {
5280 	case I40E_HASH_FILTER_SIZE_1K:
5281 	case I40E_HASH_FILTER_SIZE_2K:
5282 	case I40E_HASH_FILTER_SIZE_4K:
5283 	case I40E_HASH_FILTER_SIZE_8K:
5284 	case I40E_HASH_FILTER_SIZE_16K:
5285 	case I40E_HASH_FILTER_SIZE_32K:
5286 	case I40E_HASH_FILTER_SIZE_64K:
5287 	case I40E_HASH_FILTER_SIZE_128K:
5288 	case I40E_HASH_FILTER_SIZE_256K:
5289 	case I40E_HASH_FILTER_SIZE_512K:
5290 	case I40E_HASH_FILTER_SIZE_1M:
5291 		pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
5292 		pe_filt_size <<= (u32)settings->pe_filt_num;
5293 		break;
5294 	default:
5295 		return I40E_ERR_PARAM;
5296 	}
5297 
5298 	switch (settings->pe_cntx_num) {
5299 	case I40E_DMA_CNTX_SIZE_512:
5300 	case I40E_DMA_CNTX_SIZE_1K:
5301 	case I40E_DMA_CNTX_SIZE_2K:
5302 	case I40E_DMA_CNTX_SIZE_4K:
5303 	case I40E_DMA_CNTX_SIZE_8K:
5304 	case I40E_DMA_CNTX_SIZE_16K:
5305 	case I40E_DMA_CNTX_SIZE_32K:
5306 	case I40E_DMA_CNTX_SIZE_64K:
5307 	case I40E_DMA_CNTX_SIZE_128K:
5308 	case I40E_DMA_CNTX_SIZE_256K:
5309 		pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
5310 		pe_cntx_size <<= (u32)settings->pe_cntx_num;
5311 		break;
5312 	default:
5313 		return I40E_ERR_PARAM;
5314 	}
5315 
5316 	/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
5317 	val = rd32(hw, I40E_GLHMC_FCOEFMAX);
5318 	fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
5319 		     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
5320 	if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
5321 		return I40E_ERR_INVALID_SIZE;
5322 
5323 	return I40E_SUCCESS;
5324 }
5325 
5326 /**
5327  * i40e_set_filter_control
5328  * @hw: pointer to the hardware structure
5329  * @settings: Filter control settings
5330  *
5331  * Set the Queue Filters for PE/FCoE and enable filters required
5332  * for a single PF. It is expected that these settings are programmed
5333  * at the driver initialization time.
5334  **/
5335 enum i40e_status_code i40e_set_filter_control(struct i40e_hw *hw,
5336 				struct i40e_filter_control_settings *settings)
5337 {
5338 	enum i40e_status_code ret = I40E_SUCCESS;
5339 	u32 hash_lut_size = 0;
5340 	u32 val;
5341 
5342 	if (!settings)
5343 		return I40E_ERR_PARAM;
5344 
5345 	/* Validate the input settings */
5346 	ret = i40e_validate_filter_settings(hw, settings);
5347 	if (ret)
5348 		return ret;
5349 
5350 	/* Read the PF Queue Filter control register */
5351 	val = i40e_read_rx_ctl(hw, I40E_PFQF_CTL_0);
5352 
5353 	/* Program required PE hash buckets for the PF */
5354 	val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
5355 	val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
5356 		I40E_PFQF_CTL_0_PEHSIZE_MASK;
5357 	/* Program required PE contexts for the PF */
5358 	val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
5359 	val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
5360 		I40E_PFQF_CTL_0_PEDSIZE_MASK;
5361 
5362 	/* Program required FCoE hash buckets for the PF */
5363 	val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
5364 	val |= ((u32)settings->fcoe_filt_num <<
5365 			I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
5366 		I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
5367 	/* Program required FCoE DDP contexts for the PF */
5368 	val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
5369 	val |= ((u32)settings->fcoe_cntx_num <<
5370 			I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
5371 		I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
5372 
5373 	/* Program Hash LUT size for the PF */
5374 	val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
5375 	if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
5376 		hash_lut_size = 1;
5377 	val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
5378 		I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
5379 
5380 	/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
5381 	if (settings->enable_fdir)
5382 		val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
5383 	if (settings->enable_ethtype)
5384 		val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
5385 	if (settings->enable_macvlan)
5386 		val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
5387 
5388 	i40e_write_rx_ctl(hw, I40E_PFQF_CTL_0, val);
5389 
5390 	return I40E_SUCCESS;
5391 }
5392 
5393 /**
5394  * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
5395  * @hw: pointer to the hw struct
5396  * @mac_addr: MAC address to use in the filter
5397  * @ethtype: Ethertype to use in the filter
5398  * @flags: Flags that needs to be applied to the filter
5399  * @vsi_seid: seid of the control VSI
5400  * @queue: VSI queue number to send the packet to
5401  * @is_add: Add control packet filter if True else remove
5402  * @stats: Structure to hold information on control filter counts
5403  * @cmd_details: pointer to command details structure or NULL
5404  *
5405  * This command will Add or Remove control packet filter for a control VSI.
5406  * In return it will update the total number of perfect filter count in
5407  * the stats member.
5408  **/
5409 enum i40e_status_code i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
5410 				u8 *mac_addr, u16 ethtype, u16 flags,
5411 				u16 vsi_seid, u16 queue, bool is_add,
5412 				struct i40e_control_filter_stats *stats,
5413 				struct i40e_asq_cmd_details *cmd_details)
5414 {
5415 	struct i40e_aq_desc desc;
5416 	struct i40e_aqc_add_remove_control_packet_filter *cmd =
5417 		(struct i40e_aqc_add_remove_control_packet_filter *)
5418 		&desc.params.raw;
5419 	struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
5420 		(struct i40e_aqc_add_remove_control_packet_filter_completion *)
5421 		&desc.params.raw;
5422 	enum i40e_status_code status;
5423 
5424 	if (vsi_seid == 0)
5425 		return I40E_ERR_PARAM;
5426 
5427 	if (is_add) {
5428 		i40e_fill_default_direct_cmd_desc(&desc,
5429 				i40e_aqc_opc_add_control_packet_filter);
5430 		cmd->queue = CPU_TO_LE16(queue);
5431 	} else {
5432 		i40e_fill_default_direct_cmd_desc(&desc,
5433 				i40e_aqc_opc_remove_control_packet_filter);
5434 	}
5435 
5436 	if (mac_addr)
5437 		i40e_memcpy(cmd->mac, mac_addr, I40E_ETH_LENGTH_OF_ADDRESS,
5438 			    I40E_NONDMA_TO_NONDMA);
5439 
5440 	cmd->etype = CPU_TO_LE16(ethtype);
5441 	cmd->flags = CPU_TO_LE16(flags);
5442 	cmd->seid = CPU_TO_LE16(vsi_seid);
5443 
5444 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5445 
5446 	if (!status && stats) {
5447 		stats->mac_etype_used = LE16_TO_CPU(resp->mac_etype_used);
5448 		stats->etype_used = LE16_TO_CPU(resp->etype_used);
5449 		stats->mac_etype_free = LE16_TO_CPU(resp->mac_etype_free);
5450 		stats->etype_free = LE16_TO_CPU(resp->etype_free);
5451 	}
5452 
5453 	return status;
5454 }
5455 
5456 /**
5457  * i40e_add_filter_to_drop_tx_flow_control_frames- filter to drop flow control
5458  * @hw: pointer to the hw struct
5459  * @seid: VSI seid to add ethertype filter from
5460  **/
5461 #define I40E_FLOW_CONTROL_ETHTYPE 0x8808
5462 void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw,
5463 						    u16 seid)
5464 {
5465 	u16 flag = I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC |
5466 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP |
5467 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TX;
5468 	u16 ethtype = I40E_FLOW_CONTROL_ETHTYPE;
5469 	enum i40e_status_code status;
5470 
5471 	status = i40e_aq_add_rem_control_packet_filter(hw, NULL, ethtype, flag,
5472 						       seid, 0, TRUE, NULL,
5473 						       NULL);
5474 	if (status)
5475 		DEBUGOUT("Ethtype Filter Add failed: Error pruning Tx flow control frames\n");
5476 }
5477 
5478 /**
5479  * i40e_fix_up_geneve_vni - adjust Geneve VNI for HW issue
5480  * @filters: list of cloud filters
5481  * @filter_count: length of list
5482  *
5483  * There's an issue in the device where the Geneve VNI layout needs
5484  * to be shifted 1 byte over from the VxLAN VNI
5485  **/
5486 static void i40e_fix_up_geneve_vni(
5487 	struct i40e_aqc_add_remove_cloud_filters_element_data *filters,
5488 	u8 filter_count)
5489 {
5490 	struct i40e_aqc_add_remove_cloud_filters_element_data *f = filters;
5491 	int i;
5492 
5493 	for (i = 0; i < filter_count; i++) {
5494 		u16 tnl_type;
5495 		u32 ti;
5496 
5497 		tnl_type = (LE16_TO_CPU(f[i].flags) &
5498 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
5499 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
5500 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
5501 			ti = LE32_TO_CPU(f[i].tenant_id);
5502 			f[i].tenant_id = CPU_TO_LE32(ti << 8);
5503 		}
5504 	}
5505 }
5506 
5507 /**
5508  * i40e_aq_add_cloud_filters
5509  * @hw: pointer to the hardware structure
5510  * @seid: VSI seid to add cloud filters from
5511  * @filters: Buffer which contains the filters to be added
5512  * @filter_count: number of filters contained in the buffer
5513  *
5514  * Set the cloud filters for a given VSI.  The contents of the
5515  * i40e_aqc_add_remove_cloud_filters_element_data are filled
5516  * in by the caller of the function.
5517  *
5518  **/
5519 enum i40e_status_code i40e_aq_add_cloud_filters(struct i40e_hw *hw,
5520 	u16 seid,
5521 	struct i40e_aqc_add_remove_cloud_filters_element_data *filters,
5522 	u8 filter_count)
5523 {
5524 	struct i40e_aq_desc desc;
5525 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5526 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5527 	enum i40e_status_code status;
5528 	u16 buff_len;
5529 
5530 	i40e_fill_default_direct_cmd_desc(&desc,
5531 					  i40e_aqc_opc_add_cloud_filters);
5532 
5533 	buff_len = filter_count * sizeof(*filters);
5534 	desc.datalen = CPU_TO_LE16(buff_len);
5535 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5536 	cmd->num_filters = filter_count;
5537 	cmd->seid = CPU_TO_LE16(seid);
5538 
5539 	i40e_fix_up_geneve_vni(filters, filter_count);
5540 
5541 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5542 
5543 	return status;
5544 }
5545 
5546 /**
5547  * i40e_aq_remove_cloud_filters
5548  * @hw: pointer to the hardware structure
5549  * @seid: VSI seid to remove cloud filters from
5550  * @filters: Buffer which contains the filters to be removed
5551  * @filter_count: number of filters contained in the buffer
5552  *
5553  * Remove the cloud filters for a given VSI.  The contents of the
5554  * i40e_aqc_add_remove_cloud_filters_element_data are filled
5555  * in by the caller of the function.
5556  *
5557  **/
5558 enum i40e_status_code i40e_aq_remove_cloud_filters(struct i40e_hw *hw,
5559 		u16 seid,
5560 		struct i40e_aqc_add_remove_cloud_filters_element_data *filters,
5561 		u8 filter_count)
5562 {
5563 	struct i40e_aq_desc desc;
5564 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5565 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5566 	enum i40e_status_code status;
5567 	u16 buff_len;
5568 
5569 	i40e_fill_default_direct_cmd_desc(&desc,
5570 					  i40e_aqc_opc_remove_cloud_filters);
5571 
5572 	buff_len = filter_count * sizeof(*filters);
5573 	desc.datalen = CPU_TO_LE16(buff_len);
5574 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5575 	cmd->num_filters = filter_count;
5576 	cmd->seid = CPU_TO_LE16(seid);
5577 
5578 	i40e_fix_up_geneve_vni(filters, filter_count);
5579 
5580 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5581 
5582 	return status;
5583 }
5584 
5585 /**
5586  * i40e_aq_alternate_write
5587  * @hw: pointer to the hardware structure
5588  * @reg_addr0: address of first dword to be read
5589  * @reg_val0: value to be written under 'reg_addr0'
5590  * @reg_addr1: address of second dword to be read
5591  * @reg_val1: value to be written under 'reg_addr1'
5592  *
5593  * Write one or two dwords to alternate structure. Fields are indicated
5594  * by 'reg_addr0' and 'reg_addr1' register numbers.
5595  *
5596  **/
5597 enum i40e_status_code i40e_aq_alternate_write(struct i40e_hw *hw,
5598 				u32 reg_addr0, u32 reg_val0,
5599 				u32 reg_addr1, u32 reg_val1)
5600 {
5601 	struct i40e_aq_desc desc;
5602 	struct i40e_aqc_alternate_write *cmd_resp =
5603 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
5604 	enum i40e_status_code status;
5605 
5606 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_write);
5607 	cmd_resp->address0 = CPU_TO_LE32(reg_addr0);
5608 	cmd_resp->address1 = CPU_TO_LE32(reg_addr1);
5609 	cmd_resp->data0 = CPU_TO_LE32(reg_val0);
5610 	cmd_resp->data1 = CPU_TO_LE32(reg_val1);
5611 
5612 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
5613 
5614 	return status;
5615 }
5616 
5617 /**
5618  * i40e_aq_alternate_write_indirect
5619  * @hw: pointer to the hardware structure
5620  * @addr: address of a first register to be modified
5621  * @dw_count: number of alternate structure fields to write
5622  * @buffer: pointer to the command buffer
5623  *
5624  * Write 'dw_count' dwords from 'buffer' to alternate structure
5625  * starting at 'addr'.
5626  *
5627  **/
5628 enum i40e_status_code i40e_aq_alternate_write_indirect(struct i40e_hw *hw,
5629 				u32 addr, u32 dw_count, void *buffer)
5630 {
5631 	struct i40e_aq_desc desc;
5632 	struct i40e_aqc_alternate_ind_write *cmd_resp =
5633 		(struct i40e_aqc_alternate_ind_write *)&desc.params.raw;
5634 	enum i40e_status_code status;
5635 
5636 	if (buffer == NULL)
5637 		return I40E_ERR_PARAM;
5638 
5639 	/* Indirect command */
5640 	i40e_fill_default_direct_cmd_desc(&desc,
5641 					 i40e_aqc_opc_alternate_write_indirect);
5642 
5643 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_RD);
5644 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
5645 	if (dw_count > (I40E_AQ_LARGE_BUF/4))
5646 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
5647 
5648 	cmd_resp->address = CPU_TO_LE32(addr);
5649 	cmd_resp->length = CPU_TO_LE32(dw_count);
5650 
5651 	status = i40e_asq_send_command(hw, &desc, buffer,
5652 				       I40E_LO_DWORD(4*dw_count), NULL);
5653 
5654 	return status;
5655 }
5656 
5657 /**
5658  * i40e_aq_alternate_read
5659  * @hw: pointer to the hardware structure
5660  * @reg_addr0: address of first dword to be read
5661  * @reg_val0: pointer for data read from 'reg_addr0'
5662  * @reg_addr1: address of second dword to be read
5663  * @reg_val1: pointer for data read from 'reg_addr1'
5664  *
5665  * Read one or two dwords from alternate structure. Fields are indicated
5666  * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer
5667  * is not passed then only register at 'reg_addr0' is read.
5668  *
5669  **/
5670 enum i40e_status_code i40e_aq_alternate_read(struct i40e_hw *hw,
5671 				u32 reg_addr0, u32 *reg_val0,
5672 				u32 reg_addr1, u32 *reg_val1)
5673 {
5674 	struct i40e_aq_desc desc;
5675 	struct i40e_aqc_alternate_write *cmd_resp =
5676 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
5677 	enum i40e_status_code status;
5678 
5679 	if (reg_val0 == NULL)
5680 		return I40E_ERR_PARAM;
5681 
5682 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read);
5683 	cmd_resp->address0 = CPU_TO_LE32(reg_addr0);
5684 	cmd_resp->address1 = CPU_TO_LE32(reg_addr1);
5685 
5686 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
5687 
5688 	if (status == I40E_SUCCESS) {
5689 		*reg_val0 = LE32_TO_CPU(cmd_resp->data0);
5690 
5691 		if (reg_val1 != NULL)
5692 			*reg_val1 = LE32_TO_CPU(cmd_resp->data1);
5693 	}
5694 
5695 	return status;
5696 }
5697 
5698 /**
5699  * i40e_aq_alternate_read_indirect
5700  * @hw: pointer to the hardware structure
5701  * @addr: address of the alternate structure field
5702  * @dw_count: number of alternate structure fields to read
5703  * @buffer: pointer to the command buffer
5704  *
5705  * Read 'dw_count' dwords from alternate structure starting at 'addr' and
5706  * place them in 'buffer'. The buffer should be allocated by caller.
5707  *
5708  **/
5709 enum i40e_status_code i40e_aq_alternate_read_indirect(struct i40e_hw *hw,
5710 				u32 addr, u32 dw_count, void *buffer)
5711 {
5712 	struct i40e_aq_desc desc;
5713 	struct i40e_aqc_alternate_ind_write *cmd_resp =
5714 		(struct i40e_aqc_alternate_ind_write *)&desc.params.raw;
5715 	enum i40e_status_code status;
5716 
5717 	if (buffer == NULL)
5718 		return I40E_ERR_PARAM;
5719 
5720 	/* Indirect command */
5721 	i40e_fill_default_direct_cmd_desc(&desc,
5722 		i40e_aqc_opc_alternate_read_indirect);
5723 
5724 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_RD);
5725 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
5726 	if (dw_count > (I40E_AQ_LARGE_BUF/4))
5727 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
5728 
5729 	cmd_resp->address = CPU_TO_LE32(addr);
5730 	cmd_resp->length = CPU_TO_LE32(dw_count);
5731 
5732 	status = i40e_asq_send_command(hw, &desc, buffer,
5733 				       I40E_LO_DWORD(4*dw_count), NULL);
5734 
5735 	return status;
5736 }
5737 
5738 /**
5739  *  i40e_aq_alternate_clear
5740  *  @hw: pointer to the HW structure.
5741  *
5742  *  Clear the alternate structures of the port from which the function
5743  *  is called.
5744  *
5745  **/
5746 enum i40e_status_code i40e_aq_alternate_clear(struct i40e_hw *hw)
5747 {
5748 	struct i40e_aq_desc desc;
5749 	enum i40e_status_code status;
5750 
5751 	i40e_fill_default_direct_cmd_desc(&desc,
5752 					  i40e_aqc_opc_alternate_clear_port);
5753 
5754 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
5755 
5756 	return status;
5757 }
5758 
5759 /**
5760  *  i40e_aq_alternate_write_done
5761  *  @hw: pointer to the HW structure.
5762  *  @bios_mode: indicates whether the command is executed by UEFI or legacy BIOS
5763  *  @reset_needed: indicates the SW should trigger GLOBAL reset
5764  *
5765  *  Indicates to the FW that alternate structures have been changed.
5766  *
5767  **/
5768 enum i40e_status_code i40e_aq_alternate_write_done(struct i40e_hw *hw,
5769 		u8 bios_mode, bool *reset_needed)
5770 {
5771 	struct i40e_aq_desc desc;
5772 	struct i40e_aqc_alternate_write_done *cmd =
5773 		(struct i40e_aqc_alternate_write_done *)&desc.params.raw;
5774 	enum i40e_status_code status;
5775 
5776 	if (reset_needed == NULL)
5777 		return I40E_ERR_PARAM;
5778 
5779 	i40e_fill_default_direct_cmd_desc(&desc,
5780 					  i40e_aqc_opc_alternate_write_done);
5781 
5782 	cmd->cmd_flags = CPU_TO_LE16(bios_mode);
5783 
5784 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
5785 	if (!status && reset_needed)
5786 		*reset_needed = ((LE16_TO_CPU(cmd->cmd_flags) &
5787 				 I40E_AQ_ALTERNATE_RESET_NEEDED) != 0);
5788 
5789 	return status;
5790 }
5791 
5792 /**
5793  *  i40e_aq_set_oem_mode
5794  *  @hw: pointer to the HW structure.
5795  *  @oem_mode: the OEM mode to be used
5796  *
5797  *  Sets the device to a specific operating mode. Currently the only supported
5798  *  mode is no_clp, which causes FW to refrain from using Alternate RAM.
5799  *
5800  **/
5801 enum i40e_status_code i40e_aq_set_oem_mode(struct i40e_hw *hw,
5802 		u8 oem_mode)
5803 {
5804 	struct i40e_aq_desc desc;
5805 	struct i40e_aqc_alternate_write_done *cmd =
5806 		(struct i40e_aqc_alternate_write_done *)&desc.params.raw;
5807 	enum i40e_status_code status;
5808 
5809 	i40e_fill_default_direct_cmd_desc(&desc,
5810 					  i40e_aqc_opc_alternate_set_mode);
5811 
5812 	cmd->cmd_flags = CPU_TO_LE16(oem_mode);
5813 
5814 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
5815 
5816 	return status;
5817 }
5818 
5819 /**
5820  * i40e_aq_resume_port_tx
5821  * @hw: pointer to the hardware structure
5822  * @cmd_details: pointer to command details structure or NULL
5823  *
5824  * Resume port's Tx traffic
5825  **/
5826 enum i40e_status_code i40e_aq_resume_port_tx(struct i40e_hw *hw,
5827 				struct i40e_asq_cmd_details *cmd_details)
5828 {
5829 	struct i40e_aq_desc desc;
5830 	enum i40e_status_code status;
5831 
5832 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_resume_port_tx);
5833 
5834 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5835 
5836 	return status;
5837 }
5838 
5839 /**
5840  * i40e_set_pci_config_data - store PCI bus info
5841  * @hw: pointer to hardware structure
5842  * @link_status: the link status word from PCI config space
5843  *
5844  * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
5845  **/
5846 void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
5847 {
5848 	hw->bus.type = i40e_bus_type_pci_express;
5849 
5850 	switch (link_status & I40E_PCI_LINK_WIDTH) {
5851 	case I40E_PCI_LINK_WIDTH_1:
5852 		hw->bus.width = i40e_bus_width_pcie_x1;
5853 		break;
5854 	case I40E_PCI_LINK_WIDTH_2:
5855 		hw->bus.width = i40e_bus_width_pcie_x2;
5856 		break;
5857 	case I40E_PCI_LINK_WIDTH_4:
5858 		hw->bus.width = i40e_bus_width_pcie_x4;
5859 		break;
5860 	case I40E_PCI_LINK_WIDTH_8:
5861 		hw->bus.width = i40e_bus_width_pcie_x8;
5862 		break;
5863 	default:
5864 		hw->bus.width = i40e_bus_width_unknown;
5865 		break;
5866 	}
5867 
5868 	switch (link_status & I40E_PCI_LINK_SPEED) {
5869 	case I40E_PCI_LINK_SPEED_2500:
5870 		hw->bus.speed = i40e_bus_speed_2500;
5871 		break;
5872 	case I40E_PCI_LINK_SPEED_5000:
5873 		hw->bus.speed = i40e_bus_speed_5000;
5874 		break;
5875 	case I40E_PCI_LINK_SPEED_8000:
5876 		hw->bus.speed = i40e_bus_speed_8000;
5877 		break;
5878 	default:
5879 		hw->bus.speed = i40e_bus_speed_unknown;
5880 		break;
5881 	}
5882 }
5883 
5884 /**
5885  * i40e_aq_debug_dump
5886  * @hw: pointer to the hardware structure
5887  * @cluster_id: specific cluster to dump
5888  * @table_id: table id within cluster
5889  * @start_index: index of line in the block to read
5890  * @buff_size: dump buffer size
5891  * @buff: dump buffer
5892  * @ret_buff_size: actual buffer size returned
5893  * @ret_next_table: next block to read
5894  * @ret_next_index: next index to read
5895  *
5896  * Dump internal FW/HW data for debug purposes.
5897  *
5898  **/
5899 enum i40e_status_code i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
5900 				u8 table_id, u32 start_index, u16 buff_size,
5901 				void *buff, u16 *ret_buff_size,
5902 				u8 *ret_next_table, u32 *ret_next_index,
5903 				struct i40e_asq_cmd_details *cmd_details)
5904 {
5905 	struct i40e_aq_desc desc;
5906 	struct i40e_aqc_debug_dump_internals *cmd =
5907 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
5908 	struct i40e_aqc_debug_dump_internals *resp =
5909 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
5910 	enum i40e_status_code status;
5911 
5912 	if (buff_size == 0 || !buff)
5913 		return I40E_ERR_PARAM;
5914 
5915 	i40e_fill_default_direct_cmd_desc(&desc,
5916 					  i40e_aqc_opc_debug_dump_internals);
5917 	/* Indirect Command */
5918 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
5919 	if (buff_size > I40E_AQ_LARGE_BUF)
5920 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
5921 
5922 	cmd->cluster_id = cluster_id;
5923 	cmd->table_id = table_id;
5924 	cmd->idx = CPU_TO_LE32(start_index);
5925 
5926 	desc.datalen = CPU_TO_LE16(buff_size);
5927 
5928 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
5929 	if (!status) {
5930 		if (ret_buff_size != NULL)
5931 			*ret_buff_size = LE16_TO_CPU(desc.datalen);
5932 		if (ret_next_table != NULL)
5933 			*ret_next_table = resp->table_id;
5934 		if (ret_next_index != NULL)
5935 			*ret_next_index = LE32_TO_CPU(resp->idx);
5936 	}
5937 
5938 	return status;
5939 }
5940 
5941 /**
5942  * i40e_read_bw_from_alt_ram
5943  * @hw: pointer to the hardware structure
5944  * @max_bw: pointer for max_bw read
5945  * @min_bw: pointer for min_bw read
5946  * @min_valid: pointer for bool that is TRUE if min_bw is a valid value
5947  * @max_valid: pointer for bool that is TRUE if max_bw is a valid value
5948  *
5949  * Read bw from the alternate ram for the given pf
5950  **/
5951 enum i40e_status_code i40e_read_bw_from_alt_ram(struct i40e_hw *hw,
5952 					u32 *max_bw, u32 *min_bw,
5953 					bool *min_valid, bool *max_valid)
5954 {
5955 	enum i40e_status_code status;
5956 	u32 max_bw_addr, min_bw_addr;
5957 
5958 	/* Calculate the address of the min/max bw registers */
5959 	max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
5960 		      I40E_ALT_STRUCT_MAX_BW_OFFSET +
5961 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
5962 	min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
5963 		      I40E_ALT_STRUCT_MIN_BW_OFFSET +
5964 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
5965 
5966 	/* Read the bandwidths from alt ram */
5967 	status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw,
5968 					min_bw_addr, min_bw);
5969 
5970 	if (*min_bw & I40E_ALT_BW_VALID_MASK)
5971 		*min_valid = TRUE;
5972 	else
5973 		*min_valid = FALSE;
5974 
5975 	if (*max_bw & I40E_ALT_BW_VALID_MASK)
5976 		*max_valid = TRUE;
5977 	else
5978 		*max_valid = FALSE;
5979 
5980 	return status;
5981 }
5982 
5983 /**
5984  * i40e_aq_configure_partition_bw
5985  * @hw: pointer to the hardware structure
5986  * @bw_data: Buffer holding valid pfs and bw limits
5987  * @cmd_details: pointer to command details
5988  *
5989  * Configure partitions guaranteed/max bw
5990  **/
5991 enum i40e_status_code i40e_aq_configure_partition_bw(struct i40e_hw *hw,
5992 			struct i40e_aqc_configure_partition_bw_data *bw_data,
5993 			struct i40e_asq_cmd_details *cmd_details)
5994 {
5995 	enum i40e_status_code status;
5996 	struct i40e_aq_desc desc;
5997 	u16 bwd_size = sizeof(*bw_data);
5998 
5999 	i40e_fill_default_direct_cmd_desc(&desc,
6000 				i40e_aqc_opc_configure_partition_bw);
6001 
6002 	/* Indirect command */
6003 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
6004 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
6005 
6006 	desc.datalen = CPU_TO_LE16(bwd_size);
6007 
6008 	status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size, cmd_details);
6009 
6010 	return status;
6011 }
6012 
6013 /**
6014  * i40e_read_phy_register_clause22
6015  * @hw: pointer to the HW structure
6016  * @reg: register address in the page
6017  * @phy_adr: PHY address on MDIO interface
6018  * @value: PHY register value
6019  *
6020  * Reads specified PHY register value
6021  **/
6022 enum i40e_status_code i40e_read_phy_register_clause22(struct i40e_hw *hw,
6023 					u16 reg, u8 phy_addr, u16 *value)
6024 {
6025 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6026 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6027 	u32 command = 0;
6028 	u16 retry = 1000;
6029 
6030 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6031 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6032 		  (I40E_MDIO_CLAUSE22_OPCODE_READ_MASK) |
6033 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
6034 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
6035 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6036 	do {
6037 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6038 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6039 			status = I40E_SUCCESS;
6040 			break;
6041 		}
6042 		i40e_usec_delay(10);
6043 		retry--;
6044 	} while (retry);
6045 
6046 	if (status) {
6047 		i40e_debug(hw, I40E_DEBUG_PHY,
6048 			   "PHY: Can't write command to external PHY.\n");
6049 	} else {
6050 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
6051 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
6052 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
6053 	}
6054 
6055 	return status;
6056 }
6057 
6058 /**
6059  * i40e_write_phy_register_clause22
6060  * @hw: pointer to the HW structure
6061  * @reg: register address in the page
6062  * @phy_adr: PHY address on MDIO interface
6063  * @value: PHY register value
6064  *
6065  * Writes specified PHY register value
6066  **/
6067 enum i40e_status_code i40e_write_phy_register_clause22(struct i40e_hw *hw,
6068 					u16 reg, u8 phy_addr, u16 value)
6069 {
6070 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6071 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6072 	u32 command  = 0;
6073 	u16 retry = 1000;
6074 
6075 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
6076 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
6077 
6078 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6079 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6080 		  (I40E_MDIO_CLAUSE22_OPCODE_WRITE_MASK) |
6081 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
6082 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
6083 
6084 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6085 	do {
6086 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6087 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6088 			status = I40E_SUCCESS;
6089 			break;
6090 		}
6091 		i40e_usec_delay(10);
6092 		retry--;
6093 	} while (retry);
6094 
6095 	return status;
6096 }
6097 
6098 /**
6099  * i40e_read_phy_register_clause45
6100  * @hw: pointer to the HW structure
6101  * @page: registers page number
6102  * @reg: register address in the page
6103  * @phy_adr: PHY address on MDIO interface
6104  * @value: PHY register value
6105  *
6106  * Reads specified PHY register value
6107  **/
6108 enum i40e_status_code i40e_read_phy_register_clause45(struct i40e_hw *hw,
6109 				u8 page, u16 reg, u8 phy_addr, u16 *value)
6110 {
6111 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6112 	u32 command  = 0;
6113 	u16 retry = 1000;
6114 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6115 
6116 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
6117 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6118 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6119 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
6120 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6121 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6122 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6123 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6124 	do {
6125 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6126 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6127 			status = I40E_SUCCESS;
6128 			break;
6129 		}
6130 		i40e_usec_delay(10);
6131 		retry--;
6132 	} while (retry);
6133 
6134 	if (status) {
6135 		i40e_debug(hw, I40E_DEBUG_PHY,
6136 			   "PHY: Can't write command to external PHY.\n");
6137 		goto phy_read_end;
6138 	}
6139 
6140 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6141 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6142 		  (I40E_MDIO_CLAUSE45_OPCODE_READ_MASK) |
6143 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6144 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6145 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6146 	status = I40E_ERR_TIMEOUT;
6147 	retry = 1000;
6148 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6149 	do {
6150 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6151 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6152 			status = I40E_SUCCESS;
6153 			break;
6154 		}
6155 		i40e_usec_delay(10);
6156 		retry--;
6157 	} while (retry);
6158 
6159 	if (!status) {
6160 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
6161 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
6162 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
6163 	} else {
6164 		i40e_debug(hw, I40E_DEBUG_PHY,
6165 			   "PHY: Can't read register value from external PHY.\n");
6166 	}
6167 
6168 phy_read_end:
6169 	return status;
6170 }
6171 
6172 /**
6173  * i40e_write_phy_register_clause45
6174  * @hw: pointer to the HW structure
6175  * @page: registers page number
6176  * @reg: register address in the page
6177  * @phy_adr: PHY address on MDIO interface
6178  * @value: PHY register value
6179  *
6180  * Writes value to specified PHY register
6181  **/
6182 enum i40e_status_code i40e_write_phy_register_clause45(struct i40e_hw *hw,
6183 				u8 page, u16 reg, u8 phy_addr, u16 value)
6184 {
6185 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6186 	u32 command  = 0;
6187 	u16 retry = 1000;
6188 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6189 
6190 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
6191 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6192 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6193 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
6194 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6195 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6196 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6197 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6198 	do {
6199 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6200 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6201 			status = I40E_SUCCESS;
6202 			break;
6203 		}
6204 		i40e_usec_delay(10);
6205 		retry--;
6206 	} while (retry);
6207 	if (status) {
6208 		i40e_debug(hw, I40E_DEBUG_PHY,
6209 			   "PHY: Can't write command to external PHY.\n");
6210 		goto phy_write_end;
6211 	}
6212 
6213 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
6214 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
6215 
6216 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6217 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6218 		  (I40E_MDIO_CLAUSE45_OPCODE_WRITE_MASK) |
6219 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6220 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6221 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6222 	status = I40E_ERR_TIMEOUT;
6223 	retry = 1000;
6224 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6225 	do {
6226 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6227 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6228 			status = I40E_SUCCESS;
6229 			break;
6230 		}
6231 		i40e_usec_delay(10);
6232 		retry--;
6233 	} while (retry);
6234 
6235 phy_write_end:
6236 	return status;
6237 }
6238 
6239 /**
6240  * i40e_write_phy_register
6241  * @hw: pointer to the HW structure
6242  * @page: registers page number
6243  * @reg: register address in the page
6244  * @phy_adr: PHY address on MDIO interface
6245  * @value: PHY register value
6246  *
6247  * Writes value to specified PHY register
6248  **/
6249 enum i40e_status_code i40e_write_phy_register(struct i40e_hw *hw,
6250 				u8 page, u16 reg, u8 phy_addr, u16 value)
6251 {
6252 	enum i40e_status_code status;
6253 
6254 	switch (hw->device_id) {
6255 	case I40E_DEV_ID_1G_BASE_T_X722:
6256 		status = i40e_write_phy_register_clause22(hw,
6257 			reg, phy_addr, value);
6258 		break;
6259 	case I40E_DEV_ID_10G_BASE_T:
6260 	case I40E_DEV_ID_10G_BASE_T4:
6261 	case I40E_DEV_ID_10G_BASE_T_X722:
6262 	case I40E_DEV_ID_25G_B:
6263 	case I40E_DEV_ID_25G_SFP28:
6264 		status = i40e_write_phy_register_clause45(hw,
6265 			page, reg, phy_addr, value);
6266 		break;
6267 	default:
6268 		status = I40E_ERR_UNKNOWN_PHY;
6269 		break;
6270 	}
6271 
6272 	return status;
6273 }
6274 
6275 /**
6276  * i40e_read_phy_register
6277  * @hw: pointer to the HW structure
6278  * @page: registers page number
6279  * @reg: register address in the page
6280  * @phy_adr: PHY address on MDIO interface
6281  * @value: PHY register value
6282  *
6283  * Reads specified PHY register value
6284  **/
6285 enum i40e_status_code i40e_read_phy_register(struct i40e_hw *hw,
6286 				u8 page, u16 reg, u8 phy_addr, u16 *value)
6287 {
6288 	enum i40e_status_code status;
6289 
6290 	switch (hw->device_id) {
6291 	case I40E_DEV_ID_1G_BASE_T_X722:
6292 		status = i40e_read_phy_register_clause22(hw, reg, phy_addr,
6293 							 value);
6294 		break;
6295 	case I40E_DEV_ID_10G_BASE_T:
6296 	case I40E_DEV_ID_10G_BASE_T4:
6297 	case I40E_DEV_ID_10G_BASE_T_X722:
6298 	case I40E_DEV_ID_25G_B:
6299 	case I40E_DEV_ID_25G_SFP28:
6300 		status = i40e_read_phy_register_clause45(hw, page, reg,
6301 							 phy_addr, value);
6302 		break;
6303 	default:
6304 		status = I40E_ERR_UNKNOWN_PHY;
6305 		break;
6306 	}
6307 
6308 	return status;
6309 }
6310 
6311 /**
6312  * i40e_get_phy_address
6313  * @hw: pointer to the HW structure
6314  * @dev_num: PHY port num that address we want
6315  * @phy_addr: Returned PHY address
6316  *
6317  * Gets PHY address for current port
6318  **/
6319 u8 i40e_get_phy_address(struct i40e_hw *hw, u8 dev_num)
6320 {
6321 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6322 	u32 reg_val = rd32(hw, I40E_GLGEN_MDIO_I2C_SEL(port_num));
6323 
6324 	return (u8)(reg_val >> ((dev_num + 1) * 5)) & 0x1f;
6325 }
6326 
6327 /**
6328  * i40e_blink_phy_led
6329  * @hw: pointer to the HW structure
6330  * @time: time how long led will blinks in secs
6331  * @interval: gap between LED on and off in msecs
6332  *
6333  * Blinks PHY link LED
6334  **/
6335 enum i40e_status_code i40e_blink_phy_link_led(struct i40e_hw *hw,
6336 					      u32 time, u32 interval)
6337 {
6338 	enum i40e_status_code status = I40E_SUCCESS;
6339 	u32 i;
6340 	u16 led_ctl = 0;
6341 	u16 gpio_led_port;
6342 	u16 led_reg;
6343 	u16 led_addr = I40E_PHY_LED_PROV_REG_1;
6344 	u8 phy_addr = 0;
6345 	u8 port_num;
6346 
6347 	i = rd32(hw, I40E_PFGEN_PORTNUM);
6348 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
6349 	phy_addr = i40e_get_phy_address(hw, port_num);
6350 
6351 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
6352 	     led_addr++) {
6353 		status = i40e_read_phy_register_clause45(hw,
6354 							 I40E_PHY_COM_REG_PAGE,
6355 							 led_addr, phy_addr,
6356 							 &led_reg);
6357 		if (status)
6358 			goto phy_blinking_end;
6359 		led_ctl = led_reg;
6360 		if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
6361 			led_reg = 0;
6362 			status = i40e_write_phy_register_clause45(hw,
6363 							 I40E_PHY_COM_REG_PAGE,
6364 							 led_addr, phy_addr,
6365 							 led_reg);
6366 			if (status)
6367 				goto phy_blinking_end;
6368 			break;
6369 		}
6370 	}
6371 
6372 	if (time > 0 && interval > 0) {
6373 		for (i = 0; i < time * 1000; i += interval) {
6374 			status = i40e_read_phy_register_clause45(hw,
6375 						I40E_PHY_COM_REG_PAGE,
6376 						led_addr, phy_addr, &led_reg);
6377 			if (status)
6378 				goto restore_config;
6379 			if (led_reg & I40E_PHY_LED_MANUAL_ON)
6380 				led_reg = 0;
6381 			else
6382 				led_reg = I40E_PHY_LED_MANUAL_ON;
6383 			status = i40e_write_phy_register_clause45(hw,
6384 						I40E_PHY_COM_REG_PAGE,
6385 						led_addr, phy_addr, led_reg);
6386 			if (status)
6387 				goto restore_config;
6388 			i40e_msec_delay(interval);
6389 		}
6390 	}
6391 
6392 restore_config:
6393 	status = i40e_write_phy_register_clause45(hw,
6394 						  I40E_PHY_COM_REG_PAGE,
6395 						  led_addr, phy_addr, led_ctl);
6396 
6397 phy_blinking_end:
6398 	return status;
6399 }
6400 
6401 /**
6402  * i40e_led_get_phy - return current on/off mode
6403  * @hw: pointer to the hw struct
6404  * @led_addr: address of led register to use
6405  * @val: original value of register to use
6406  *
6407  **/
6408 enum i40e_status_code i40e_led_get_phy(struct i40e_hw *hw, u16 *led_addr,
6409 				       u16 *val)
6410 {
6411 	enum i40e_status_code status = I40E_SUCCESS;
6412 	u16 gpio_led_port;
6413 	u8 phy_addr = 0;
6414 	u16 reg_val;
6415 	u16 temp_addr;
6416 	u8 port_num;
6417 	u32 i;
6418 
6419 	temp_addr = I40E_PHY_LED_PROV_REG_1;
6420 	i = rd32(hw, I40E_PFGEN_PORTNUM);
6421 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
6422 	phy_addr = i40e_get_phy_address(hw, port_num);
6423 
6424 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
6425 	     temp_addr++) {
6426 		status = i40e_read_phy_register_clause45(hw,
6427 							 I40E_PHY_COM_REG_PAGE,
6428 							 temp_addr, phy_addr,
6429 							 &reg_val);
6430 		if (status)
6431 			return status;
6432 		*val = reg_val;
6433 		if (reg_val & I40E_PHY_LED_LINK_MODE_MASK) {
6434 			*led_addr = temp_addr;
6435 			break;
6436 		}
6437 	}
6438 	return status;
6439 }
6440 
6441 /**
6442  * i40e_led_set_phy
6443  * @hw: pointer to the HW structure
6444  * @on: TRUE or FALSE
6445  * @mode: original val plus bit for set or ignore
6446  * Set led's on or off when controlled by the PHY
6447  *
6448  **/
6449 enum i40e_status_code i40e_led_set_phy(struct i40e_hw *hw, bool on,
6450 				       u16 led_addr, u32 mode)
6451 {
6452 	enum i40e_status_code status = I40E_SUCCESS;
6453 	u16 led_ctl = 0;
6454 	u16 led_reg = 0;
6455 	u8 phy_addr = 0;
6456 	u8 port_num;
6457 	u32 i;
6458 
6459 	i = rd32(hw, I40E_PFGEN_PORTNUM);
6460 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
6461 	phy_addr = i40e_get_phy_address(hw, port_num);
6462 	status = i40e_read_phy_register_clause45(hw, I40E_PHY_COM_REG_PAGE,
6463 						 led_addr, phy_addr, &led_reg);
6464 	if (status)
6465 		return status;
6466 	led_ctl = led_reg;
6467 	if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
6468 		led_reg = 0;
6469 		status = i40e_write_phy_register_clause45(hw,
6470 							  I40E_PHY_COM_REG_PAGE,
6471 							  led_addr, phy_addr,
6472 							  led_reg);
6473 		if (status)
6474 			return status;
6475 	}
6476 	status = i40e_read_phy_register_clause45(hw, I40E_PHY_COM_REG_PAGE,
6477 						 led_addr, phy_addr, &led_reg);
6478 	if (status)
6479 		goto restore_config;
6480 	if (on)
6481 		led_reg = I40E_PHY_LED_MANUAL_ON;
6482 	else
6483 		led_reg = 0;
6484 	status = i40e_write_phy_register_clause45(hw, I40E_PHY_COM_REG_PAGE,
6485 						  led_addr, phy_addr, led_reg);
6486 	if (status)
6487 		goto restore_config;
6488 	if (mode & I40E_PHY_LED_MODE_ORIG) {
6489 		led_ctl = (mode & I40E_PHY_LED_MODE_MASK);
6490 		status = i40e_write_phy_register_clause45(hw,
6491 						 I40E_PHY_COM_REG_PAGE,
6492 						 led_addr, phy_addr, led_ctl);
6493 	}
6494 	return status;
6495 restore_config:
6496 	status = i40e_write_phy_register_clause45(hw, I40E_PHY_COM_REG_PAGE,
6497 						  led_addr, phy_addr, led_ctl);
6498 	return status;
6499 }
6500 
6501 /**
6502  * i40e_aq_rx_ctl_read_register - use FW to read from an Rx control register
6503  * @hw: pointer to the hw struct
6504  * @reg_addr: register address
6505  * @reg_val: ptr to register value
6506  * @cmd_details: pointer to command details structure or NULL
6507  *
6508  * Use the firmware to read the Rx control register,
6509  * especially useful if the Rx unit is under heavy pressure
6510  **/
6511 enum i40e_status_code i40e_aq_rx_ctl_read_register(struct i40e_hw *hw,
6512 				u32 reg_addr, u32 *reg_val,
6513 				struct i40e_asq_cmd_details *cmd_details)
6514 {
6515 	struct i40e_aq_desc desc;
6516 	struct i40e_aqc_rx_ctl_reg_read_write *cmd_resp =
6517 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
6518 	enum i40e_status_code status;
6519 
6520 	if (reg_val == NULL)
6521 		return I40E_ERR_PARAM;
6522 
6523 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_read);
6524 
6525 	cmd_resp->address = CPU_TO_LE32(reg_addr);
6526 
6527 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
6528 
6529 	if (status == I40E_SUCCESS)
6530 		*reg_val = LE32_TO_CPU(cmd_resp->value);
6531 
6532 	return status;
6533 }
6534 
6535 /**
6536  * i40e_read_rx_ctl - read from an Rx control register
6537  * @hw: pointer to the hw struct
6538  * @reg_addr: register address
6539  **/
6540 u32 i40e_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr)
6541 {
6542 	enum i40e_status_code status = I40E_SUCCESS;
6543 	bool use_register;
6544 	int retry = 5;
6545 	u32 val = 0;
6546 
6547 	use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5);
6548 	if (!use_register) {
6549 do_retry:
6550 		status = i40e_aq_rx_ctl_read_register(hw, reg_addr, &val, NULL);
6551 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
6552 			i40e_msec_delay(1);
6553 			retry--;
6554 			goto do_retry;
6555 		}
6556 	}
6557 
6558 	/* if the AQ access failed, try the old-fashioned way */
6559 	if (status || use_register)
6560 		val = rd32(hw, reg_addr);
6561 
6562 	return val;
6563 }
6564 
6565 /**
6566  * i40e_aq_rx_ctl_write_register
6567  * @hw: pointer to the hw struct
6568  * @reg_addr: register address
6569  * @reg_val: register value
6570  * @cmd_details: pointer to command details structure or NULL
6571  *
6572  * Use the firmware to write to an Rx control register,
6573  * especially useful if the Rx unit is under heavy pressure
6574  **/
6575 enum i40e_status_code i40e_aq_rx_ctl_write_register(struct i40e_hw *hw,
6576 				u32 reg_addr, u32 reg_val,
6577 				struct i40e_asq_cmd_details *cmd_details)
6578 {
6579 	struct i40e_aq_desc desc;
6580 	struct i40e_aqc_rx_ctl_reg_read_write *cmd =
6581 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
6582 	enum i40e_status_code status;
6583 
6584 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_write);
6585 
6586 	cmd->address = CPU_TO_LE32(reg_addr);
6587 	cmd->value = CPU_TO_LE32(reg_val);
6588 
6589 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
6590 
6591 	return status;
6592 }
6593 
6594 /**
6595  * i40e_write_rx_ctl - write to an Rx control register
6596  * @hw: pointer to the hw struct
6597  * @reg_addr: register address
6598  * @reg_val: register value
6599  **/
6600 void i40e_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val)
6601 {
6602 	enum i40e_status_code status = I40E_SUCCESS;
6603 	bool use_register;
6604 	int retry = 5;
6605 
6606 	use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5);
6607 	if (!use_register) {
6608 do_retry:
6609 		status = i40e_aq_rx_ctl_write_register(hw, reg_addr,
6610 						       reg_val, NULL);
6611 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
6612 			i40e_msec_delay(1);
6613 			retry--;
6614 			goto do_retry;
6615 		}
6616 	}
6617 
6618 	/* if the AQ access failed, try the old-fashioned way */
6619 	if (status || use_register)
6620 		wr32(hw, reg_addr, reg_val);
6621 }
6622 
6623 /**
6624  * i40e_aq_send_msg_to_pf
6625  * @hw: pointer to the hardware structure
6626  * @v_opcode: opcodes for VF-PF communication
6627  * @v_retval: return error code
6628  * @msg: pointer to the msg buffer
6629  * @msglen: msg length
6630  * @cmd_details: pointer to command details
6631  *
6632  * Send message to PF driver using admin queue. By default, this message
6633  * is sent asynchronously, i.e. i40e_asq_send_command() does not wait for
6634  * completion before returning.
6635  **/
6636 enum i40e_status_code i40e_aq_send_msg_to_pf(struct i40e_hw *hw,
6637 				enum i40e_virtchnl_ops v_opcode,
6638 				enum i40e_status_code v_retval,
6639 				u8 *msg, u16 msglen,
6640 				struct i40e_asq_cmd_details *cmd_details)
6641 {
6642 	struct i40e_aq_desc desc;
6643 	struct i40e_asq_cmd_details details;
6644 	enum i40e_status_code status;
6645 
6646 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_pf);
6647 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_SI);
6648 	desc.cookie_high = CPU_TO_LE32(v_opcode);
6649 	desc.cookie_low = CPU_TO_LE32(v_retval);
6650 	if (msglen) {
6651 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF
6652 						| I40E_AQ_FLAG_RD));
6653 		if (msglen > I40E_AQ_LARGE_BUF)
6654 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
6655 		desc.datalen = CPU_TO_LE16(msglen);
6656 	}
6657 	if (!cmd_details) {
6658 		i40e_memset(&details, 0, sizeof(details), I40E_NONDMA_MEM);
6659 		details.async = TRUE;
6660 		cmd_details = &details;
6661 	}
6662 	status = i40e_asq_send_command(hw, (struct i40e_aq_desc *)&desc, msg,
6663 				       msglen, cmd_details);
6664 	return status;
6665 }
6666 
6667 /**
6668  * i40e_vf_parse_hw_config
6669  * @hw: pointer to the hardware structure
6670  * @msg: pointer to the virtual channel VF resource structure
6671  *
6672  * Given a VF resource message from the PF, populate the hw struct
6673  * with appropriate information.
6674  **/
6675 void i40e_vf_parse_hw_config(struct i40e_hw *hw,
6676 			     struct i40e_virtchnl_vf_resource *msg)
6677 {
6678 	struct i40e_virtchnl_vsi_resource *vsi_res;
6679 	int i;
6680 
6681 	vsi_res = &msg->vsi_res[0];
6682 
6683 	hw->dev_caps.num_vsis = msg->num_vsis;
6684 	hw->dev_caps.num_rx_qp = msg->num_queue_pairs;
6685 	hw->dev_caps.num_tx_qp = msg->num_queue_pairs;
6686 	hw->dev_caps.num_msix_vectors_vf = msg->max_vectors;
6687 	hw->dev_caps.dcb = msg->vf_offload_flags &
6688 			   I40E_VIRTCHNL_VF_OFFLOAD_L2;
6689 	hw->dev_caps.fcoe = (msg->vf_offload_flags &
6690 			     I40E_VIRTCHNL_VF_OFFLOAD_FCOE) ? 1 : 0;
6691 	hw->dev_caps.iwarp = (msg->vf_offload_flags &
6692 			      I40E_VIRTCHNL_VF_OFFLOAD_IWARP) ? 1 : 0;
6693 	for (i = 0; i < msg->num_vsis; i++) {
6694 		if (vsi_res->vsi_type == I40E_VSI_SRIOV) {
6695 			i40e_memcpy(hw->mac.perm_addr,
6696 				    vsi_res->default_mac_addr,
6697 				    I40E_ETH_LENGTH_OF_ADDRESS,
6698 				    I40E_NONDMA_TO_NONDMA);
6699 			i40e_memcpy(hw->mac.addr, vsi_res->default_mac_addr,
6700 				    I40E_ETH_LENGTH_OF_ADDRESS,
6701 				    I40E_NONDMA_TO_NONDMA);
6702 		}
6703 		vsi_res++;
6704 	}
6705 }
6706 
6707 /**
6708  * i40e_vf_reset
6709  * @hw: pointer to the hardware structure
6710  *
6711  * Send a VF_RESET message to the PF. Does not wait for response from PF
6712  * as none will be forthcoming. Immediately after calling this function,
6713  * the admin queue should be shut down and (optionally) reinitialized.
6714  **/
6715 enum i40e_status_code i40e_vf_reset(struct i40e_hw *hw)
6716 {
6717 	return i40e_aq_send_msg_to_pf(hw, I40E_VIRTCHNL_OP_RESET_VF,
6718 				      I40E_SUCCESS, NULL, 0, NULL);
6719 }
6720 
6721 /**
6722  * i40e_aq_set_arp_proxy_config
6723  * @hw: pointer to the HW structure
6724  * @proxy_config - pointer to proxy config command table struct
6725  * @cmd_details: pointer to command details
6726  *
6727  * Set ARP offload parameters from pre-populated
6728  * i40e_aqc_arp_proxy_data struct
6729  **/
6730 enum i40e_status_code i40e_aq_set_arp_proxy_config(struct i40e_hw *hw,
6731 				struct i40e_aqc_arp_proxy_data *proxy_config,
6732 				struct i40e_asq_cmd_details *cmd_details)
6733 {
6734 	struct i40e_aq_desc desc;
6735 	enum i40e_status_code status;
6736 
6737 	if (!proxy_config)
6738 		return I40E_ERR_PARAM;
6739 
6740 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_proxy_config);
6741 
6742 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
6743 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
6744 	desc.params.external.addr_high =
6745 				  CPU_TO_LE32(I40E_HI_DWORD((u64)proxy_config));
6746 	desc.params.external.addr_low =
6747 				  CPU_TO_LE32(I40E_LO_DWORD((u64)proxy_config));
6748 	desc.datalen = CPU_TO_LE16(sizeof(struct i40e_aqc_arp_proxy_data));
6749 
6750 	status = i40e_asq_send_command(hw, &desc, proxy_config,
6751 				       sizeof(struct i40e_aqc_arp_proxy_data),
6752 				       cmd_details);
6753 
6754 	return status;
6755 }
6756 
6757 /**
6758  * i40e_aq_opc_set_ns_proxy_table_entry
6759  * @hw: pointer to the HW structure
6760  * @ns_proxy_table_entry: pointer to NS table entry command struct
6761  * @cmd_details: pointer to command details
6762  *
6763  * Set IPv6 Neighbor Solicitation (NS) protocol offload parameters
6764  * from pre-populated i40e_aqc_ns_proxy_data struct
6765  **/
6766 enum i40e_status_code i40e_aq_set_ns_proxy_table_entry(struct i40e_hw *hw,
6767 			struct i40e_aqc_ns_proxy_data *ns_proxy_table_entry,
6768 			struct i40e_asq_cmd_details *cmd_details)
6769 {
6770 	struct i40e_aq_desc desc;
6771 	enum i40e_status_code status;
6772 
6773 	if (!ns_proxy_table_entry)
6774 		return I40E_ERR_PARAM;
6775 
6776 	i40e_fill_default_direct_cmd_desc(&desc,
6777 				i40e_aqc_opc_set_ns_proxy_table_entry);
6778 
6779 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
6780 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
6781 	desc.params.external.addr_high =
6782 		CPU_TO_LE32(I40E_HI_DWORD((u64)ns_proxy_table_entry));
6783 	desc.params.external.addr_low =
6784 		CPU_TO_LE32(I40E_LO_DWORD((u64)ns_proxy_table_entry));
6785 	desc.datalen = CPU_TO_LE16(sizeof(struct i40e_aqc_ns_proxy_data));
6786 
6787 	status = i40e_asq_send_command(hw, &desc, ns_proxy_table_entry,
6788 				       sizeof(struct i40e_aqc_ns_proxy_data),
6789 				       cmd_details);
6790 
6791 	return status;
6792 }
6793 
6794 /**
6795  * i40e_aq_set_clear_wol_filter
6796  * @hw: pointer to the hw struct
6797  * @filter_index: index of filter to modify (0-7)
6798  * @filter: buffer containing filter to be set
6799  * @set_filter: TRUE to set filter, FALSE to clear filter
6800  * @no_wol_tco: if TRUE, pass through packets cannot cause wake-up
6801  *		if FALSE, pass through packets may cause wake-up
6802  * @filter_valid: TRUE if filter action is valid
6803  * @no_wol_tco_valid: TRUE if no WoL in TCO traffic action valid
6804  * @cmd_details: pointer to command details structure or NULL
6805  *
6806  * Set or clear WoL filter for port attached to the PF
6807  **/
6808 enum i40e_status_code i40e_aq_set_clear_wol_filter(struct i40e_hw *hw,
6809 				u8 filter_index,
6810 				struct i40e_aqc_set_wol_filter_data *filter,
6811 				bool set_filter, bool no_wol_tco,
6812 				bool filter_valid, bool no_wol_tco_valid,
6813 				struct i40e_asq_cmd_details *cmd_details)
6814 {
6815 	struct i40e_aq_desc desc;
6816 	struct i40e_aqc_set_wol_filter *cmd =
6817 		(struct i40e_aqc_set_wol_filter *)&desc.params.raw;
6818 	enum i40e_status_code status;
6819 	u16 cmd_flags = 0;
6820 	u16 valid_flags = 0;
6821 	u16 buff_len = 0;
6822 
6823 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_wol_filter);
6824 
6825 	if (filter_index >= I40E_AQC_MAX_NUM_WOL_FILTERS)
6826 		return  I40E_ERR_PARAM;
6827 	cmd->filter_index = CPU_TO_LE16(filter_index);
6828 
6829 	if (set_filter) {
6830 		if (!filter)
6831 			return  I40E_ERR_PARAM;
6832 
6833 		cmd_flags |= I40E_AQC_SET_WOL_FILTER;
6834 		cmd_flags |= I40E_AQC_SET_WOL_FILTER_WOL_PRESERVE_ON_PFR;
6835 	}
6836 
6837 	if (no_wol_tco)
6838 		cmd_flags |= I40E_AQC_SET_WOL_FILTER_NO_TCO_WOL;
6839 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
6840 
6841 	if (filter_valid)
6842 		valid_flags |= I40E_AQC_SET_WOL_FILTER_ACTION_VALID;
6843 	if (no_wol_tco_valid)
6844 		valid_flags |= I40E_AQC_SET_WOL_FILTER_NO_TCO_ACTION_VALID;
6845 	cmd->valid_flags = CPU_TO_LE16(valid_flags);
6846 
6847 	buff_len = sizeof(*filter);
6848 	desc.datalen = CPU_TO_LE16(buff_len);
6849 
6850 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
6851 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
6852 
6853 	cmd->address_high = CPU_TO_LE32(I40E_HI_DWORD((u64)filter));
6854 	cmd->address_low = CPU_TO_LE32(I40E_LO_DWORD((u64)filter));
6855 
6856 	status = i40e_asq_send_command(hw, &desc, filter,
6857 				       buff_len, cmd_details);
6858 
6859 	return status;
6860 }
6861 
6862 /**
6863  * i40e_aq_get_wake_event_reason
6864  * @hw: pointer to the hw struct
6865  * @wake_reason: return value, index of matching filter
6866  * @cmd_details: pointer to command details structure or NULL
6867  *
6868  * Get information for the reason of a Wake Up event
6869  **/
6870 enum i40e_status_code i40e_aq_get_wake_event_reason(struct i40e_hw *hw,
6871 				u16 *wake_reason,
6872 				struct i40e_asq_cmd_details *cmd_details)
6873 {
6874 	struct i40e_aq_desc desc;
6875 	struct i40e_aqc_get_wake_reason_completion *resp =
6876 		(struct i40e_aqc_get_wake_reason_completion *)&desc.params.raw;
6877 	enum i40e_status_code status;
6878 
6879 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_wake_reason);
6880 
6881 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
6882 
6883 	if (status == I40E_SUCCESS)
6884 		*wake_reason = LE16_TO_CPU(resp->wake_reason);
6885 
6886 	return status;
6887 }
6888 
6889 /**
6890 * i40e_aq_clear_all_wol_filters
6891 * @hw: pointer to the hw struct
6892 * @cmd_details: pointer to command details structure or NULL
6893 *
6894 * Get information for the reason of a Wake Up event
6895 **/
6896 enum i40e_status_code i40e_aq_clear_all_wol_filters(struct i40e_hw *hw,
6897 	struct i40e_asq_cmd_details *cmd_details)
6898 {
6899 	struct i40e_aq_desc desc;
6900 	enum i40e_status_code status;
6901 
6902 	i40e_fill_default_direct_cmd_desc(&desc,
6903 					  i40e_aqc_opc_clear_all_wol_filters);
6904 
6905 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
6906 
6907 	return status;
6908 }
6909 
6910