xref: /openbmc/linux/drivers/net/ethernet/intel/i40e/i40e_common.c (revision bbde9fc1824aab58bc78c084163007dd6c03fe5b)
1 /*******************************************************************************
2  *
3  * Intel Ethernet Controller XL710 Family Linux Driver
4  * Copyright(c) 2013 - 2015 Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program.  If not, see <http://www.gnu.org/licenses/>.
17  *
18  * The full GNU General Public License is included in this distribution in
19  * the file called "COPYING".
20  *
21  * Contact Information:
22  * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
23  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24  *
25  ******************************************************************************/
26 
27 #include "i40e_type.h"
28 #include "i40e_adminq.h"
29 #include "i40e_prototype.h"
30 #include "i40e_virtchnl.h"
31 
32 /**
33  * i40e_set_mac_type - Sets MAC type
34  * @hw: pointer to the HW structure
35  *
36  * This function sets the mac type of the adapter based on the
37  * vendor ID and device ID stored in the hw structure.
38  **/
39 static i40e_status i40e_set_mac_type(struct i40e_hw *hw)
40 {
41 	i40e_status status = 0;
42 
43 	if (hw->vendor_id == PCI_VENDOR_ID_INTEL) {
44 		switch (hw->device_id) {
45 		case I40E_DEV_ID_SFP_XL710:
46 		case I40E_DEV_ID_QEMU:
47 		case I40E_DEV_ID_KX_A:
48 		case I40E_DEV_ID_KX_B:
49 		case I40E_DEV_ID_KX_C:
50 		case I40E_DEV_ID_QSFP_A:
51 		case I40E_DEV_ID_QSFP_B:
52 		case I40E_DEV_ID_QSFP_C:
53 		case I40E_DEV_ID_10G_BASE_T:
54 		case I40E_DEV_ID_20G_KR2:
55 			hw->mac.type = I40E_MAC_XL710;
56 			break;
57 		case I40E_DEV_ID_VF:
58 		case I40E_DEV_ID_VF_HV:
59 			hw->mac.type = I40E_MAC_VF;
60 			break;
61 		default:
62 			hw->mac.type = I40E_MAC_GENERIC;
63 			break;
64 		}
65 	} else {
66 		status = I40E_ERR_DEVICE_NOT_SUPPORTED;
67 	}
68 
69 	hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n",
70 		  hw->mac.type, status);
71 	return status;
72 }
73 
74 /**
75  * i40e_aq_str - convert AQ err code to a string
76  * @hw: pointer to the HW structure
77  * @aq_err: the AQ error code to convert
78  **/
79 char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err)
80 {
81 	switch (aq_err) {
82 	case I40E_AQ_RC_OK:
83 		return "OK";
84 	case I40E_AQ_RC_EPERM:
85 		return "I40E_AQ_RC_EPERM";
86 	case I40E_AQ_RC_ENOENT:
87 		return "I40E_AQ_RC_ENOENT";
88 	case I40E_AQ_RC_ESRCH:
89 		return "I40E_AQ_RC_ESRCH";
90 	case I40E_AQ_RC_EINTR:
91 		return "I40E_AQ_RC_EINTR";
92 	case I40E_AQ_RC_EIO:
93 		return "I40E_AQ_RC_EIO";
94 	case I40E_AQ_RC_ENXIO:
95 		return "I40E_AQ_RC_ENXIO";
96 	case I40E_AQ_RC_E2BIG:
97 		return "I40E_AQ_RC_E2BIG";
98 	case I40E_AQ_RC_EAGAIN:
99 		return "I40E_AQ_RC_EAGAIN";
100 	case I40E_AQ_RC_ENOMEM:
101 		return "I40E_AQ_RC_ENOMEM";
102 	case I40E_AQ_RC_EACCES:
103 		return "I40E_AQ_RC_EACCES";
104 	case I40E_AQ_RC_EFAULT:
105 		return "I40E_AQ_RC_EFAULT";
106 	case I40E_AQ_RC_EBUSY:
107 		return "I40E_AQ_RC_EBUSY";
108 	case I40E_AQ_RC_EEXIST:
109 		return "I40E_AQ_RC_EEXIST";
110 	case I40E_AQ_RC_EINVAL:
111 		return "I40E_AQ_RC_EINVAL";
112 	case I40E_AQ_RC_ENOTTY:
113 		return "I40E_AQ_RC_ENOTTY";
114 	case I40E_AQ_RC_ENOSPC:
115 		return "I40E_AQ_RC_ENOSPC";
116 	case I40E_AQ_RC_ENOSYS:
117 		return "I40E_AQ_RC_ENOSYS";
118 	case I40E_AQ_RC_ERANGE:
119 		return "I40E_AQ_RC_ERANGE";
120 	case I40E_AQ_RC_EFLUSHED:
121 		return "I40E_AQ_RC_EFLUSHED";
122 	case I40E_AQ_RC_BAD_ADDR:
123 		return "I40E_AQ_RC_BAD_ADDR";
124 	case I40E_AQ_RC_EMODE:
125 		return "I40E_AQ_RC_EMODE";
126 	case I40E_AQ_RC_EFBIG:
127 		return "I40E_AQ_RC_EFBIG";
128 	}
129 
130 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
131 	return hw->err_str;
132 }
133 
134 /**
135  * i40e_stat_str - convert status err code to a string
136  * @hw: pointer to the HW structure
137  * @stat_err: the status error code to convert
138  **/
139 char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err)
140 {
141 	switch (stat_err) {
142 	case 0:
143 		return "OK";
144 	case I40E_ERR_NVM:
145 		return "I40E_ERR_NVM";
146 	case I40E_ERR_NVM_CHECKSUM:
147 		return "I40E_ERR_NVM_CHECKSUM";
148 	case I40E_ERR_PHY:
149 		return "I40E_ERR_PHY";
150 	case I40E_ERR_CONFIG:
151 		return "I40E_ERR_CONFIG";
152 	case I40E_ERR_PARAM:
153 		return "I40E_ERR_PARAM";
154 	case I40E_ERR_MAC_TYPE:
155 		return "I40E_ERR_MAC_TYPE";
156 	case I40E_ERR_UNKNOWN_PHY:
157 		return "I40E_ERR_UNKNOWN_PHY";
158 	case I40E_ERR_LINK_SETUP:
159 		return "I40E_ERR_LINK_SETUP";
160 	case I40E_ERR_ADAPTER_STOPPED:
161 		return "I40E_ERR_ADAPTER_STOPPED";
162 	case I40E_ERR_INVALID_MAC_ADDR:
163 		return "I40E_ERR_INVALID_MAC_ADDR";
164 	case I40E_ERR_DEVICE_NOT_SUPPORTED:
165 		return "I40E_ERR_DEVICE_NOT_SUPPORTED";
166 	case I40E_ERR_MASTER_REQUESTS_PENDING:
167 		return "I40E_ERR_MASTER_REQUESTS_PENDING";
168 	case I40E_ERR_INVALID_LINK_SETTINGS:
169 		return "I40E_ERR_INVALID_LINK_SETTINGS";
170 	case I40E_ERR_AUTONEG_NOT_COMPLETE:
171 		return "I40E_ERR_AUTONEG_NOT_COMPLETE";
172 	case I40E_ERR_RESET_FAILED:
173 		return "I40E_ERR_RESET_FAILED";
174 	case I40E_ERR_SWFW_SYNC:
175 		return "I40E_ERR_SWFW_SYNC";
176 	case I40E_ERR_NO_AVAILABLE_VSI:
177 		return "I40E_ERR_NO_AVAILABLE_VSI";
178 	case I40E_ERR_NO_MEMORY:
179 		return "I40E_ERR_NO_MEMORY";
180 	case I40E_ERR_BAD_PTR:
181 		return "I40E_ERR_BAD_PTR";
182 	case I40E_ERR_RING_FULL:
183 		return "I40E_ERR_RING_FULL";
184 	case I40E_ERR_INVALID_PD_ID:
185 		return "I40E_ERR_INVALID_PD_ID";
186 	case I40E_ERR_INVALID_QP_ID:
187 		return "I40E_ERR_INVALID_QP_ID";
188 	case I40E_ERR_INVALID_CQ_ID:
189 		return "I40E_ERR_INVALID_CQ_ID";
190 	case I40E_ERR_INVALID_CEQ_ID:
191 		return "I40E_ERR_INVALID_CEQ_ID";
192 	case I40E_ERR_INVALID_AEQ_ID:
193 		return "I40E_ERR_INVALID_AEQ_ID";
194 	case I40E_ERR_INVALID_SIZE:
195 		return "I40E_ERR_INVALID_SIZE";
196 	case I40E_ERR_INVALID_ARP_INDEX:
197 		return "I40E_ERR_INVALID_ARP_INDEX";
198 	case I40E_ERR_INVALID_FPM_FUNC_ID:
199 		return "I40E_ERR_INVALID_FPM_FUNC_ID";
200 	case I40E_ERR_QP_INVALID_MSG_SIZE:
201 		return "I40E_ERR_QP_INVALID_MSG_SIZE";
202 	case I40E_ERR_QP_TOOMANY_WRS_POSTED:
203 		return "I40E_ERR_QP_TOOMANY_WRS_POSTED";
204 	case I40E_ERR_INVALID_FRAG_COUNT:
205 		return "I40E_ERR_INVALID_FRAG_COUNT";
206 	case I40E_ERR_QUEUE_EMPTY:
207 		return "I40E_ERR_QUEUE_EMPTY";
208 	case I40E_ERR_INVALID_ALIGNMENT:
209 		return "I40E_ERR_INVALID_ALIGNMENT";
210 	case I40E_ERR_FLUSHED_QUEUE:
211 		return "I40E_ERR_FLUSHED_QUEUE";
212 	case I40E_ERR_INVALID_PUSH_PAGE_INDEX:
213 		return "I40E_ERR_INVALID_PUSH_PAGE_INDEX";
214 	case I40E_ERR_INVALID_IMM_DATA_SIZE:
215 		return "I40E_ERR_INVALID_IMM_DATA_SIZE";
216 	case I40E_ERR_TIMEOUT:
217 		return "I40E_ERR_TIMEOUT";
218 	case I40E_ERR_OPCODE_MISMATCH:
219 		return "I40E_ERR_OPCODE_MISMATCH";
220 	case I40E_ERR_CQP_COMPL_ERROR:
221 		return "I40E_ERR_CQP_COMPL_ERROR";
222 	case I40E_ERR_INVALID_VF_ID:
223 		return "I40E_ERR_INVALID_VF_ID";
224 	case I40E_ERR_INVALID_HMCFN_ID:
225 		return "I40E_ERR_INVALID_HMCFN_ID";
226 	case I40E_ERR_BACKING_PAGE_ERROR:
227 		return "I40E_ERR_BACKING_PAGE_ERROR";
228 	case I40E_ERR_NO_PBLCHUNKS_AVAILABLE:
229 		return "I40E_ERR_NO_PBLCHUNKS_AVAILABLE";
230 	case I40E_ERR_INVALID_PBLE_INDEX:
231 		return "I40E_ERR_INVALID_PBLE_INDEX";
232 	case I40E_ERR_INVALID_SD_INDEX:
233 		return "I40E_ERR_INVALID_SD_INDEX";
234 	case I40E_ERR_INVALID_PAGE_DESC_INDEX:
235 		return "I40E_ERR_INVALID_PAGE_DESC_INDEX";
236 	case I40E_ERR_INVALID_SD_TYPE:
237 		return "I40E_ERR_INVALID_SD_TYPE";
238 	case I40E_ERR_MEMCPY_FAILED:
239 		return "I40E_ERR_MEMCPY_FAILED";
240 	case I40E_ERR_INVALID_HMC_OBJ_INDEX:
241 		return "I40E_ERR_INVALID_HMC_OBJ_INDEX";
242 	case I40E_ERR_INVALID_HMC_OBJ_COUNT:
243 		return "I40E_ERR_INVALID_HMC_OBJ_COUNT";
244 	case I40E_ERR_INVALID_SRQ_ARM_LIMIT:
245 		return "I40E_ERR_INVALID_SRQ_ARM_LIMIT";
246 	case I40E_ERR_SRQ_ENABLED:
247 		return "I40E_ERR_SRQ_ENABLED";
248 	case I40E_ERR_ADMIN_QUEUE_ERROR:
249 		return "I40E_ERR_ADMIN_QUEUE_ERROR";
250 	case I40E_ERR_ADMIN_QUEUE_TIMEOUT:
251 		return "I40E_ERR_ADMIN_QUEUE_TIMEOUT";
252 	case I40E_ERR_BUF_TOO_SHORT:
253 		return "I40E_ERR_BUF_TOO_SHORT";
254 	case I40E_ERR_ADMIN_QUEUE_FULL:
255 		return "I40E_ERR_ADMIN_QUEUE_FULL";
256 	case I40E_ERR_ADMIN_QUEUE_NO_WORK:
257 		return "I40E_ERR_ADMIN_QUEUE_NO_WORK";
258 	case I40E_ERR_BAD_IWARP_CQE:
259 		return "I40E_ERR_BAD_IWARP_CQE";
260 	case I40E_ERR_NVM_BLANK_MODE:
261 		return "I40E_ERR_NVM_BLANK_MODE";
262 	case I40E_ERR_NOT_IMPLEMENTED:
263 		return "I40E_ERR_NOT_IMPLEMENTED";
264 	case I40E_ERR_PE_DOORBELL_NOT_ENABLED:
265 		return "I40E_ERR_PE_DOORBELL_NOT_ENABLED";
266 	case I40E_ERR_DIAG_TEST_FAILED:
267 		return "I40E_ERR_DIAG_TEST_FAILED";
268 	case I40E_ERR_NOT_READY:
269 		return "I40E_ERR_NOT_READY";
270 	case I40E_NOT_SUPPORTED:
271 		return "I40E_NOT_SUPPORTED";
272 	case I40E_ERR_FIRMWARE_API_VERSION:
273 		return "I40E_ERR_FIRMWARE_API_VERSION";
274 	}
275 
276 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
277 	return hw->err_str;
278 }
279 
280 /**
281  * i40e_debug_aq
282  * @hw: debug mask related to admin queue
283  * @mask: debug mask
284  * @desc: pointer to admin queue descriptor
285  * @buffer: pointer to command buffer
286  * @buf_len: max length of buffer
287  *
288  * Dumps debug log about adminq command with descriptor contents.
289  **/
290 void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
291 		   void *buffer, u16 buf_len)
292 {
293 	struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
294 	u16 len = le16_to_cpu(aq_desc->datalen);
295 	u8 *buf = (u8 *)buffer;
296 	u16 i = 0;
297 
298 	if ((!(mask & hw->debug_mask)) || (desc == NULL))
299 		return;
300 
301 	i40e_debug(hw, mask,
302 		   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
303 		   le16_to_cpu(aq_desc->opcode),
304 		   le16_to_cpu(aq_desc->flags),
305 		   le16_to_cpu(aq_desc->datalen),
306 		   le16_to_cpu(aq_desc->retval));
307 	i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
308 		   le32_to_cpu(aq_desc->cookie_high),
309 		   le32_to_cpu(aq_desc->cookie_low));
310 	i40e_debug(hw, mask, "\tparam (0,1)  0x%08X 0x%08X\n",
311 		   le32_to_cpu(aq_desc->params.internal.param0),
312 		   le32_to_cpu(aq_desc->params.internal.param1));
313 	i40e_debug(hw, mask, "\taddr (h,l)   0x%08X 0x%08X\n",
314 		   le32_to_cpu(aq_desc->params.external.addr_high),
315 		   le32_to_cpu(aq_desc->params.external.addr_low));
316 
317 	if ((buffer != NULL) && (aq_desc->datalen != 0)) {
318 		i40e_debug(hw, mask, "AQ CMD Buffer:\n");
319 		if (buf_len < len)
320 			len = buf_len;
321 		/* write the full 16-byte chunks */
322 		for (i = 0; i < (len - 16); i += 16)
323 			i40e_debug(hw, mask,
324 				   "\t0x%04X  %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n",
325 				   i, buf[i], buf[i + 1], buf[i + 2],
326 				   buf[i + 3], buf[i + 4], buf[i + 5],
327 				   buf[i + 6], buf[i + 7], buf[i + 8],
328 				   buf[i + 9], buf[i + 10], buf[i + 11],
329 				   buf[i + 12], buf[i + 13], buf[i + 14],
330 				   buf[i + 15]);
331 		/* write whatever's left over without overrunning the buffer */
332 		if (i < len) {
333 			char d_buf[80];
334 			int j = 0;
335 
336 			memset(d_buf, 0, sizeof(d_buf));
337 			j += sprintf(d_buf, "\t0x%04X ", i);
338 			while (i < len)
339 				j += sprintf(&d_buf[j], " %02X", buf[i++]);
340 			i40e_debug(hw, mask, "%s\n", d_buf);
341 		}
342 	}
343 }
344 
345 /**
346  * i40e_check_asq_alive
347  * @hw: pointer to the hw struct
348  *
349  * Returns true if Queue is enabled else false.
350  **/
351 bool i40e_check_asq_alive(struct i40e_hw *hw)
352 {
353 	if (hw->aq.asq.len)
354 		return !!(rd32(hw, hw->aq.asq.len) &
355 			  I40E_PF_ATQLEN_ATQENABLE_MASK);
356 	else
357 		return false;
358 }
359 
360 /**
361  * i40e_aq_queue_shutdown
362  * @hw: pointer to the hw struct
363  * @unloading: is the driver unloading itself
364  *
365  * Tell the Firmware that we're shutting down the AdminQ and whether
366  * or not the driver is unloading as well.
367  **/
368 i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw,
369 					     bool unloading)
370 {
371 	struct i40e_aq_desc desc;
372 	struct i40e_aqc_queue_shutdown *cmd =
373 		(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
374 	i40e_status status;
375 
376 	i40e_fill_default_direct_cmd_desc(&desc,
377 					  i40e_aqc_opc_queue_shutdown);
378 
379 	if (unloading)
380 		cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
381 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
382 
383 	return status;
384 }
385 
386 /* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
387  * hardware to a bit-field that can be used by SW to more easily determine the
388  * packet type.
389  *
390  * Macros are used to shorten the table lines and make this table human
391  * readable.
392  *
393  * We store the PTYPE in the top byte of the bit field - this is just so that
394  * we can check that the table doesn't have a row missing, as the index into
395  * the table should be the PTYPE.
396  *
397  * Typical work flow:
398  *
399  * IF NOT i40e_ptype_lookup[ptype].known
400  * THEN
401  *      Packet is unknown
402  * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
403  *      Use the rest of the fields to look at the tunnels, inner protocols, etc
404  * ELSE
405  *      Use the enum i40e_rx_l2_ptype to decode the packet type
406  * ENDIF
407  */
408 
409 /* macro to make the table lines short */
410 #define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
411 	{	PTYPE, \
412 		1, \
413 		I40E_RX_PTYPE_OUTER_##OUTER_IP, \
414 		I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
415 		I40E_RX_PTYPE_##OUTER_FRAG, \
416 		I40E_RX_PTYPE_TUNNEL_##T, \
417 		I40E_RX_PTYPE_TUNNEL_END_##TE, \
418 		I40E_RX_PTYPE_##TEF, \
419 		I40E_RX_PTYPE_INNER_PROT_##I, \
420 		I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
421 
422 #define I40E_PTT_UNUSED_ENTRY(PTYPE) \
423 		{ PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
424 
425 /* shorter macros makes the table fit but are terse */
426 #define I40E_RX_PTYPE_NOF		I40E_RX_PTYPE_NOT_FRAG
427 #define I40E_RX_PTYPE_FRG		I40E_RX_PTYPE_FRAG
428 #define I40E_RX_PTYPE_INNER_PROT_TS	I40E_RX_PTYPE_INNER_PROT_TIMESYNC
429 
430 /* Lookup table mapping the HW PTYPE to the bit field for decoding */
431 struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
432 	/* L2 Packet types */
433 	I40E_PTT_UNUSED_ENTRY(0),
434 	I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
435 	I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
436 	I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
437 	I40E_PTT_UNUSED_ENTRY(4),
438 	I40E_PTT_UNUSED_ENTRY(5),
439 	I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
440 	I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
441 	I40E_PTT_UNUSED_ENTRY(8),
442 	I40E_PTT_UNUSED_ENTRY(9),
443 	I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
444 	I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
445 	I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
446 	I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
447 	I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
448 	I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
449 	I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
450 	I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
451 	I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
452 	I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
453 	I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
454 	I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
455 
456 	/* Non Tunneled IPv4 */
457 	I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
458 	I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
459 	I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
460 	I40E_PTT_UNUSED_ENTRY(25),
461 	I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
462 	I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
463 	I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
464 
465 	/* IPv4 --> IPv4 */
466 	I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
467 	I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
468 	I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
469 	I40E_PTT_UNUSED_ENTRY(32),
470 	I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
471 	I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
472 	I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
473 
474 	/* IPv4 --> IPv6 */
475 	I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
476 	I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
477 	I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
478 	I40E_PTT_UNUSED_ENTRY(39),
479 	I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
480 	I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
481 	I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
482 
483 	/* IPv4 --> GRE/NAT */
484 	I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
485 
486 	/* IPv4 --> GRE/NAT --> IPv4 */
487 	I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
488 	I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
489 	I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
490 	I40E_PTT_UNUSED_ENTRY(47),
491 	I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
492 	I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
493 	I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
494 
495 	/* IPv4 --> GRE/NAT --> IPv6 */
496 	I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
497 	I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
498 	I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
499 	I40E_PTT_UNUSED_ENTRY(54),
500 	I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
501 	I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
502 	I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
503 
504 	/* IPv4 --> GRE/NAT --> MAC */
505 	I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
506 
507 	/* IPv4 --> GRE/NAT --> MAC --> IPv4 */
508 	I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
509 	I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
510 	I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
511 	I40E_PTT_UNUSED_ENTRY(62),
512 	I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
513 	I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
514 	I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
515 
516 	/* IPv4 --> GRE/NAT -> MAC --> IPv6 */
517 	I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
518 	I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
519 	I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
520 	I40E_PTT_UNUSED_ENTRY(69),
521 	I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
522 	I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
523 	I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
524 
525 	/* IPv4 --> GRE/NAT --> MAC/VLAN */
526 	I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
527 
528 	/* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
529 	I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
530 	I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
531 	I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
532 	I40E_PTT_UNUSED_ENTRY(77),
533 	I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
534 	I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
535 	I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
536 
537 	/* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
538 	I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
539 	I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
540 	I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
541 	I40E_PTT_UNUSED_ENTRY(84),
542 	I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
543 	I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
544 	I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
545 
546 	/* Non Tunneled IPv6 */
547 	I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
548 	I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
549 	I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY3),
550 	I40E_PTT_UNUSED_ENTRY(91),
551 	I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
552 	I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
553 	I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
554 
555 	/* IPv6 --> IPv4 */
556 	I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
557 	I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
558 	I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
559 	I40E_PTT_UNUSED_ENTRY(98),
560 	I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
561 	I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
562 	I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
563 
564 	/* IPv6 --> IPv6 */
565 	I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
566 	I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
567 	I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
568 	I40E_PTT_UNUSED_ENTRY(105),
569 	I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
570 	I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
571 	I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
572 
573 	/* IPv6 --> GRE/NAT */
574 	I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
575 
576 	/* IPv6 --> GRE/NAT -> IPv4 */
577 	I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
578 	I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
579 	I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
580 	I40E_PTT_UNUSED_ENTRY(113),
581 	I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
582 	I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
583 	I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
584 
585 	/* IPv6 --> GRE/NAT -> IPv6 */
586 	I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
587 	I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
588 	I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
589 	I40E_PTT_UNUSED_ENTRY(120),
590 	I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
591 	I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
592 	I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
593 
594 	/* IPv6 --> GRE/NAT -> MAC */
595 	I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
596 
597 	/* IPv6 --> GRE/NAT -> MAC -> IPv4 */
598 	I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
599 	I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
600 	I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
601 	I40E_PTT_UNUSED_ENTRY(128),
602 	I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
603 	I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
604 	I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
605 
606 	/* IPv6 --> GRE/NAT -> MAC -> IPv6 */
607 	I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
608 	I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
609 	I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
610 	I40E_PTT_UNUSED_ENTRY(135),
611 	I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
612 	I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
613 	I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
614 
615 	/* IPv6 --> GRE/NAT -> MAC/VLAN */
616 	I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
617 
618 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
619 	I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
620 	I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
621 	I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
622 	I40E_PTT_UNUSED_ENTRY(143),
623 	I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
624 	I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
625 	I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
626 
627 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
628 	I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
629 	I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
630 	I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
631 	I40E_PTT_UNUSED_ENTRY(150),
632 	I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
633 	I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
634 	I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
635 
636 	/* unused entries */
637 	I40E_PTT_UNUSED_ENTRY(154),
638 	I40E_PTT_UNUSED_ENTRY(155),
639 	I40E_PTT_UNUSED_ENTRY(156),
640 	I40E_PTT_UNUSED_ENTRY(157),
641 	I40E_PTT_UNUSED_ENTRY(158),
642 	I40E_PTT_UNUSED_ENTRY(159),
643 
644 	I40E_PTT_UNUSED_ENTRY(160),
645 	I40E_PTT_UNUSED_ENTRY(161),
646 	I40E_PTT_UNUSED_ENTRY(162),
647 	I40E_PTT_UNUSED_ENTRY(163),
648 	I40E_PTT_UNUSED_ENTRY(164),
649 	I40E_PTT_UNUSED_ENTRY(165),
650 	I40E_PTT_UNUSED_ENTRY(166),
651 	I40E_PTT_UNUSED_ENTRY(167),
652 	I40E_PTT_UNUSED_ENTRY(168),
653 	I40E_PTT_UNUSED_ENTRY(169),
654 
655 	I40E_PTT_UNUSED_ENTRY(170),
656 	I40E_PTT_UNUSED_ENTRY(171),
657 	I40E_PTT_UNUSED_ENTRY(172),
658 	I40E_PTT_UNUSED_ENTRY(173),
659 	I40E_PTT_UNUSED_ENTRY(174),
660 	I40E_PTT_UNUSED_ENTRY(175),
661 	I40E_PTT_UNUSED_ENTRY(176),
662 	I40E_PTT_UNUSED_ENTRY(177),
663 	I40E_PTT_UNUSED_ENTRY(178),
664 	I40E_PTT_UNUSED_ENTRY(179),
665 
666 	I40E_PTT_UNUSED_ENTRY(180),
667 	I40E_PTT_UNUSED_ENTRY(181),
668 	I40E_PTT_UNUSED_ENTRY(182),
669 	I40E_PTT_UNUSED_ENTRY(183),
670 	I40E_PTT_UNUSED_ENTRY(184),
671 	I40E_PTT_UNUSED_ENTRY(185),
672 	I40E_PTT_UNUSED_ENTRY(186),
673 	I40E_PTT_UNUSED_ENTRY(187),
674 	I40E_PTT_UNUSED_ENTRY(188),
675 	I40E_PTT_UNUSED_ENTRY(189),
676 
677 	I40E_PTT_UNUSED_ENTRY(190),
678 	I40E_PTT_UNUSED_ENTRY(191),
679 	I40E_PTT_UNUSED_ENTRY(192),
680 	I40E_PTT_UNUSED_ENTRY(193),
681 	I40E_PTT_UNUSED_ENTRY(194),
682 	I40E_PTT_UNUSED_ENTRY(195),
683 	I40E_PTT_UNUSED_ENTRY(196),
684 	I40E_PTT_UNUSED_ENTRY(197),
685 	I40E_PTT_UNUSED_ENTRY(198),
686 	I40E_PTT_UNUSED_ENTRY(199),
687 
688 	I40E_PTT_UNUSED_ENTRY(200),
689 	I40E_PTT_UNUSED_ENTRY(201),
690 	I40E_PTT_UNUSED_ENTRY(202),
691 	I40E_PTT_UNUSED_ENTRY(203),
692 	I40E_PTT_UNUSED_ENTRY(204),
693 	I40E_PTT_UNUSED_ENTRY(205),
694 	I40E_PTT_UNUSED_ENTRY(206),
695 	I40E_PTT_UNUSED_ENTRY(207),
696 	I40E_PTT_UNUSED_ENTRY(208),
697 	I40E_PTT_UNUSED_ENTRY(209),
698 
699 	I40E_PTT_UNUSED_ENTRY(210),
700 	I40E_PTT_UNUSED_ENTRY(211),
701 	I40E_PTT_UNUSED_ENTRY(212),
702 	I40E_PTT_UNUSED_ENTRY(213),
703 	I40E_PTT_UNUSED_ENTRY(214),
704 	I40E_PTT_UNUSED_ENTRY(215),
705 	I40E_PTT_UNUSED_ENTRY(216),
706 	I40E_PTT_UNUSED_ENTRY(217),
707 	I40E_PTT_UNUSED_ENTRY(218),
708 	I40E_PTT_UNUSED_ENTRY(219),
709 
710 	I40E_PTT_UNUSED_ENTRY(220),
711 	I40E_PTT_UNUSED_ENTRY(221),
712 	I40E_PTT_UNUSED_ENTRY(222),
713 	I40E_PTT_UNUSED_ENTRY(223),
714 	I40E_PTT_UNUSED_ENTRY(224),
715 	I40E_PTT_UNUSED_ENTRY(225),
716 	I40E_PTT_UNUSED_ENTRY(226),
717 	I40E_PTT_UNUSED_ENTRY(227),
718 	I40E_PTT_UNUSED_ENTRY(228),
719 	I40E_PTT_UNUSED_ENTRY(229),
720 
721 	I40E_PTT_UNUSED_ENTRY(230),
722 	I40E_PTT_UNUSED_ENTRY(231),
723 	I40E_PTT_UNUSED_ENTRY(232),
724 	I40E_PTT_UNUSED_ENTRY(233),
725 	I40E_PTT_UNUSED_ENTRY(234),
726 	I40E_PTT_UNUSED_ENTRY(235),
727 	I40E_PTT_UNUSED_ENTRY(236),
728 	I40E_PTT_UNUSED_ENTRY(237),
729 	I40E_PTT_UNUSED_ENTRY(238),
730 	I40E_PTT_UNUSED_ENTRY(239),
731 
732 	I40E_PTT_UNUSED_ENTRY(240),
733 	I40E_PTT_UNUSED_ENTRY(241),
734 	I40E_PTT_UNUSED_ENTRY(242),
735 	I40E_PTT_UNUSED_ENTRY(243),
736 	I40E_PTT_UNUSED_ENTRY(244),
737 	I40E_PTT_UNUSED_ENTRY(245),
738 	I40E_PTT_UNUSED_ENTRY(246),
739 	I40E_PTT_UNUSED_ENTRY(247),
740 	I40E_PTT_UNUSED_ENTRY(248),
741 	I40E_PTT_UNUSED_ENTRY(249),
742 
743 	I40E_PTT_UNUSED_ENTRY(250),
744 	I40E_PTT_UNUSED_ENTRY(251),
745 	I40E_PTT_UNUSED_ENTRY(252),
746 	I40E_PTT_UNUSED_ENTRY(253),
747 	I40E_PTT_UNUSED_ENTRY(254),
748 	I40E_PTT_UNUSED_ENTRY(255)
749 };
750 
751 /**
752  * i40e_init_shared_code - Initialize the shared code
753  * @hw: pointer to hardware structure
754  *
755  * This assigns the MAC type and PHY code and inits the NVM.
756  * Does not touch the hardware. This function must be called prior to any
757  * other function in the shared code. The i40e_hw structure should be
758  * memset to 0 prior to calling this function.  The following fields in
759  * hw structure should be filled in prior to calling this function:
760  * hw_addr, back, device_id, vendor_id, subsystem_device_id,
761  * subsystem_vendor_id, and revision_id
762  **/
763 i40e_status i40e_init_shared_code(struct i40e_hw *hw)
764 {
765 	i40e_status status = 0;
766 	u32 port, ari, func_rid;
767 
768 	i40e_set_mac_type(hw);
769 
770 	switch (hw->mac.type) {
771 	case I40E_MAC_XL710:
772 		break;
773 	default:
774 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
775 	}
776 
777 	hw->phy.get_link_info = true;
778 
779 	/* Determine port number and PF number*/
780 	port = (rd32(hw, I40E_PFGEN_PORTNUM) & I40E_PFGEN_PORTNUM_PORT_NUM_MASK)
781 					   >> I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT;
782 	hw->port = (u8)port;
783 	ari = (rd32(hw, I40E_GLPCI_CAPSUP) & I40E_GLPCI_CAPSUP_ARI_EN_MASK) >>
784 						 I40E_GLPCI_CAPSUP_ARI_EN_SHIFT;
785 	func_rid = rd32(hw, I40E_PF_FUNC_RID);
786 	if (ari)
787 		hw->pf_id = (u8)(func_rid & 0xff);
788 	else
789 		hw->pf_id = (u8)(func_rid & 0x7);
790 
791 	status = i40e_init_nvm(hw);
792 	return status;
793 }
794 
795 /**
796  * i40e_aq_mac_address_read - Retrieve the MAC addresses
797  * @hw: pointer to the hw struct
798  * @flags: a return indicator of what addresses were added to the addr store
799  * @addrs: the requestor's mac addr store
800  * @cmd_details: pointer to command details structure or NULL
801  **/
802 static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw,
803 				   u16 *flags,
804 				   struct i40e_aqc_mac_address_read_data *addrs,
805 				   struct i40e_asq_cmd_details *cmd_details)
806 {
807 	struct i40e_aq_desc desc;
808 	struct i40e_aqc_mac_address_read *cmd_data =
809 		(struct i40e_aqc_mac_address_read *)&desc.params.raw;
810 	i40e_status status;
811 
812 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
813 	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF);
814 
815 	status = i40e_asq_send_command(hw, &desc, addrs,
816 				       sizeof(*addrs), cmd_details);
817 	*flags = le16_to_cpu(cmd_data->command_flags);
818 
819 	return status;
820 }
821 
822 /**
823  * i40e_aq_mac_address_write - Change the MAC addresses
824  * @hw: pointer to the hw struct
825  * @flags: indicates which MAC to be written
826  * @mac_addr: address to write
827  * @cmd_details: pointer to command details structure or NULL
828  **/
829 i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw,
830 				    u16 flags, u8 *mac_addr,
831 				    struct i40e_asq_cmd_details *cmd_details)
832 {
833 	struct i40e_aq_desc desc;
834 	struct i40e_aqc_mac_address_write *cmd_data =
835 		(struct i40e_aqc_mac_address_write *)&desc.params.raw;
836 	i40e_status status;
837 
838 	i40e_fill_default_direct_cmd_desc(&desc,
839 					  i40e_aqc_opc_mac_address_write);
840 	cmd_data->command_flags = cpu_to_le16(flags);
841 	cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]);
842 	cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) |
843 					((u32)mac_addr[3] << 16) |
844 					((u32)mac_addr[4] << 8) |
845 					mac_addr[5]);
846 
847 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
848 
849 	return status;
850 }
851 
852 /**
853  * i40e_get_mac_addr - get MAC address
854  * @hw: pointer to the HW structure
855  * @mac_addr: pointer to MAC address
856  *
857  * Reads the adapter's MAC address from register
858  **/
859 i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
860 {
861 	struct i40e_aqc_mac_address_read_data addrs;
862 	i40e_status status;
863 	u16 flags = 0;
864 
865 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
866 
867 	if (flags & I40E_AQC_LAN_ADDR_VALID)
868 		memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac));
869 
870 	return status;
871 }
872 
873 /**
874  * i40e_get_port_mac_addr - get Port MAC address
875  * @hw: pointer to the HW structure
876  * @mac_addr: pointer to Port MAC address
877  *
878  * Reads the adapter's Port MAC address
879  **/
880 i40e_status i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
881 {
882 	struct i40e_aqc_mac_address_read_data addrs;
883 	i40e_status status;
884 	u16 flags = 0;
885 
886 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
887 	if (status)
888 		return status;
889 
890 	if (flags & I40E_AQC_PORT_ADDR_VALID)
891 		memcpy(mac_addr, &addrs.port_mac, sizeof(addrs.port_mac));
892 	else
893 		status = I40E_ERR_INVALID_MAC_ADDR;
894 
895 	return status;
896 }
897 
898 /**
899  * i40e_pre_tx_queue_cfg - pre tx queue configure
900  * @hw: pointer to the HW structure
901  * @queue: target PF queue index
902  * @enable: state change request
903  *
904  * Handles hw requirement to indicate intention to enable
905  * or disable target queue.
906  **/
907 void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable)
908 {
909 	u32 abs_queue_idx = hw->func_caps.base_queue + queue;
910 	u32 reg_block = 0;
911 	u32 reg_val;
912 
913 	if (abs_queue_idx >= 128) {
914 		reg_block = abs_queue_idx / 128;
915 		abs_queue_idx %= 128;
916 	}
917 
918 	reg_val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
919 	reg_val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
920 	reg_val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
921 
922 	if (enable)
923 		reg_val |= I40E_GLLAN_TXPRE_QDIS_CLEAR_QDIS_MASK;
924 	else
925 		reg_val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
926 
927 	wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val);
928 }
929 #ifdef I40E_FCOE
930 
931 /**
932  * i40e_get_san_mac_addr - get SAN MAC address
933  * @hw: pointer to the HW structure
934  * @mac_addr: pointer to SAN MAC address
935  *
936  * Reads the adapter's SAN MAC address from NVM
937  **/
938 i40e_status i40e_get_san_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
939 {
940 	struct i40e_aqc_mac_address_read_data addrs;
941 	i40e_status status;
942 	u16 flags = 0;
943 
944 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
945 	if (status)
946 		return status;
947 
948 	if (flags & I40E_AQC_SAN_ADDR_VALID)
949 		memcpy(mac_addr, &addrs.pf_san_mac, sizeof(addrs.pf_san_mac));
950 	else
951 		status = I40E_ERR_INVALID_MAC_ADDR;
952 
953 	return status;
954 }
955 #endif
956 
957 /**
958  *  i40e_read_pba_string - Reads part number string from EEPROM
959  *  @hw: pointer to hardware structure
960  *  @pba_num: stores the part number string from the EEPROM
961  *  @pba_num_size: part number string buffer length
962  *
963  *  Reads the part number string from the EEPROM.
964  **/
965 i40e_status i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num,
966 				 u32 pba_num_size)
967 {
968 	i40e_status status = 0;
969 	u16 pba_word = 0;
970 	u16 pba_size = 0;
971 	u16 pba_ptr = 0;
972 	u16 i = 0;
973 
974 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_FLAGS, &pba_word);
975 	if (status || (pba_word != 0xFAFA)) {
976 		hw_dbg(hw, "Failed to read PBA flags or flag is invalid.\n");
977 		return status;
978 	}
979 
980 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_BLOCK_PTR, &pba_ptr);
981 	if (status) {
982 		hw_dbg(hw, "Failed to read PBA Block pointer.\n");
983 		return status;
984 	}
985 
986 	status = i40e_read_nvm_word(hw, pba_ptr, &pba_size);
987 	if (status) {
988 		hw_dbg(hw, "Failed to read PBA Block size.\n");
989 		return status;
990 	}
991 
992 	/* Subtract one to get PBA word count (PBA Size word is included in
993 	 * total size)
994 	 */
995 	pba_size--;
996 	if (pba_num_size < (((u32)pba_size * 2) + 1)) {
997 		hw_dbg(hw, "Buffer to small for PBA data.\n");
998 		return I40E_ERR_PARAM;
999 	}
1000 
1001 	for (i = 0; i < pba_size; i++) {
1002 		status = i40e_read_nvm_word(hw, (pba_ptr + 1) + i, &pba_word);
1003 		if (status) {
1004 			hw_dbg(hw, "Failed to read PBA Block word %d.\n", i);
1005 			return status;
1006 		}
1007 
1008 		pba_num[(i * 2)] = (pba_word >> 8) & 0xFF;
1009 		pba_num[(i * 2) + 1] = pba_word & 0xFF;
1010 	}
1011 	pba_num[(pba_size * 2)] = '\0';
1012 
1013 	return status;
1014 }
1015 
1016 /**
1017  * i40e_get_media_type - Gets media type
1018  * @hw: pointer to the hardware structure
1019  **/
1020 static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
1021 {
1022 	enum i40e_media_type media;
1023 
1024 	switch (hw->phy.link_info.phy_type) {
1025 	case I40E_PHY_TYPE_10GBASE_SR:
1026 	case I40E_PHY_TYPE_10GBASE_LR:
1027 	case I40E_PHY_TYPE_1000BASE_SX:
1028 	case I40E_PHY_TYPE_1000BASE_LX:
1029 	case I40E_PHY_TYPE_40GBASE_SR4:
1030 	case I40E_PHY_TYPE_40GBASE_LR4:
1031 		media = I40E_MEDIA_TYPE_FIBER;
1032 		break;
1033 	case I40E_PHY_TYPE_100BASE_TX:
1034 	case I40E_PHY_TYPE_1000BASE_T:
1035 	case I40E_PHY_TYPE_10GBASE_T:
1036 		media = I40E_MEDIA_TYPE_BASET;
1037 		break;
1038 	case I40E_PHY_TYPE_10GBASE_CR1_CU:
1039 	case I40E_PHY_TYPE_40GBASE_CR4_CU:
1040 	case I40E_PHY_TYPE_10GBASE_CR1:
1041 	case I40E_PHY_TYPE_40GBASE_CR4:
1042 	case I40E_PHY_TYPE_10GBASE_SFPP_CU:
1043 	case I40E_PHY_TYPE_40GBASE_AOC:
1044 	case I40E_PHY_TYPE_10GBASE_AOC:
1045 		media = I40E_MEDIA_TYPE_DA;
1046 		break;
1047 	case I40E_PHY_TYPE_1000BASE_KX:
1048 	case I40E_PHY_TYPE_10GBASE_KX4:
1049 	case I40E_PHY_TYPE_10GBASE_KR:
1050 	case I40E_PHY_TYPE_40GBASE_KR4:
1051 	case I40E_PHY_TYPE_20GBASE_KR2:
1052 		media = I40E_MEDIA_TYPE_BACKPLANE;
1053 		break;
1054 	case I40E_PHY_TYPE_SGMII:
1055 	case I40E_PHY_TYPE_XAUI:
1056 	case I40E_PHY_TYPE_XFI:
1057 	case I40E_PHY_TYPE_XLAUI:
1058 	case I40E_PHY_TYPE_XLPPI:
1059 	default:
1060 		media = I40E_MEDIA_TYPE_UNKNOWN;
1061 		break;
1062 	}
1063 
1064 	return media;
1065 }
1066 
1067 #define I40E_PF_RESET_WAIT_COUNT_A0	200
1068 #define I40E_PF_RESET_WAIT_COUNT	200
1069 /**
1070  * i40e_pf_reset - Reset the PF
1071  * @hw: pointer to the hardware structure
1072  *
1073  * Assuming someone else has triggered a global reset,
1074  * assure the global reset is complete and then reset the PF
1075  **/
1076 i40e_status i40e_pf_reset(struct i40e_hw *hw)
1077 {
1078 	u32 cnt = 0;
1079 	u32 cnt1 = 0;
1080 	u32 reg = 0;
1081 	u32 grst_del;
1082 
1083 	/* Poll for Global Reset steady state in case of recent GRST.
1084 	 * The grst delay value is in 100ms units, and we'll wait a
1085 	 * couple counts longer to be sure we don't just miss the end.
1086 	 */
1087 	grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) &
1088 		    I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >>
1089 		    I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
1090 	for (cnt = 0; cnt < grst_del + 2; cnt++) {
1091 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1092 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1093 			break;
1094 		msleep(100);
1095 	}
1096 	if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1097 		hw_dbg(hw, "Global reset polling failed to complete.\n");
1098 		return I40E_ERR_RESET_FAILED;
1099 	}
1100 
1101 	/* Now Wait for the FW to be ready */
1102 	for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
1103 		reg = rd32(hw, I40E_GLNVM_ULD);
1104 		reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1105 			I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
1106 		if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1107 			    I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
1108 			hw_dbg(hw, "Core and Global modules ready %d\n", cnt1);
1109 			break;
1110 		}
1111 		usleep_range(10000, 20000);
1112 	}
1113 	if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1114 		     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
1115 		hw_dbg(hw, "wait for FW Reset complete timedout\n");
1116 		hw_dbg(hw, "I40E_GLNVM_ULD = 0x%x\n", reg);
1117 		return I40E_ERR_RESET_FAILED;
1118 	}
1119 
1120 	/* If there was a Global Reset in progress when we got here,
1121 	 * we don't need to do the PF Reset
1122 	 */
1123 	if (!cnt) {
1124 		if (hw->revision_id == 0)
1125 			cnt = I40E_PF_RESET_WAIT_COUNT_A0;
1126 		else
1127 			cnt = I40E_PF_RESET_WAIT_COUNT;
1128 		reg = rd32(hw, I40E_PFGEN_CTRL);
1129 		wr32(hw, I40E_PFGEN_CTRL,
1130 		     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
1131 		for (; cnt; cnt--) {
1132 			reg = rd32(hw, I40E_PFGEN_CTRL);
1133 			if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
1134 				break;
1135 			usleep_range(1000, 2000);
1136 		}
1137 		if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
1138 			hw_dbg(hw, "PF reset polling failed to complete.\n");
1139 			return I40E_ERR_RESET_FAILED;
1140 		}
1141 	}
1142 
1143 	i40e_clear_pxe_mode(hw);
1144 
1145 	return 0;
1146 }
1147 
1148 /**
1149  * i40e_clear_hw - clear out any left over hw state
1150  * @hw: pointer to the hw struct
1151  *
1152  * Clear queues and interrupts, typically called at init time,
1153  * but after the capabilities have been found so we know how many
1154  * queues and msix vectors have been allocated.
1155  **/
1156 void i40e_clear_hw(struct i40e_hw *hw)
1157 {
1158 	u32 num_queues, base_queue;
1159 	u32 num_pf_int;
1160 	u32 num_vf_int;
1161 	u32 num_vfs;
1162 	u32 i, j;
1163 	u32 val;
1164 	u32 eol = 0x7ff;
1165 
1166 	/* get number of interrupts, queues, and VFs */
1167 	val = rd32(hw, I40E_GLPCI_CNF2);
1168 	num_pf_int = (val & I40E_GLPCI_CNF2_MSI_X_PF_N_MASK) >>
1169 		     I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT;
1170 	num_vf_int = (val & I40E_GLPCI_CNF2_MSI_X_VF_N_MASK) >>
1171 		     I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT;
1172 
1173 	val = rd32(hw, I40E_PFLAN_QALLOC);
1174 	base_queue = (val & I40E_PFLAN_QALLOC_FIRSTQ_MASK) >>
1175 		     I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
1176 	j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
1177 	    I40E_PFLAN_QALLOC_LASTQ_SHIFT;
1178 	if (val & I40E_PFLAN_QALLOC_VALID_MASK)
1179 		num_queues = (j - base_queue) + 1;
1180 	else
1181 		num_queues = 0;
1182 
1183 	val = rd32(hw, I40E_PF_VT_PFALLOC);
1184 	i = (val & I40E_PF_VT_PFALLOC_FIRSTVF_MASK) >>
1185 	    I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
1186 	j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
1187 	    I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
1188 	if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
1189 		num_vfs = (j - i) + 1;
1190 	else
1191 		num_vfs = 0;
1192 
1193 	/* stop all the interrupts */
1194 	wr32(hw, I40E_PFINT_ICR0_ENA, 0);
1195 	val = 0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT;
1196 	for (i = 0; i < num_pf_int - 2; i++)
1197 		wr32(hw, I40E_PFINT_DYN_CTLN(i), val);
1198 
1199 	/* Set the FIRSTQ_INDX field to 0x7FF in PFINT_LNKLSTx */
1200 	val = eol << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1201 	wr32(hw, I40E_PFINT_LNKLST0, val);
1202 	for (i = 0; i < num_pf_int - 2; i++)
1203 		wr32(hw, I40E_PFINT_LNKLSTN(i), val);
1204 	val = eol << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1205 	for (i = 0; i < num_vfs; i++)
1206 		wr32(hw, I40E_VPINT_LNKLST0(i), val);
1207 	for (i = 0; i < num_vf_int - 2; i++)
1208 		wr32(hw, I40E_VPINT_LNKLSTN(i), val);
1209 
1210 	/* warn the HW of the coming Tx disables */
1211 	for (i = 0; i < num_queues; i++) {
1212 		u32 abs_queue_idx = base_queue + i;
1213 		u32 reg_block = 0;
1214 
1215 		if (abs_queue_idx >= 128) {
1216 			reg_block = abs_queue_idx / 128;
1217 			abs_queue_idx %= 128;
1218 		}
1219 
1220 		val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1221 		val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1222 		val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1223 		val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1224 
1225 		wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), val);
1226 	}
1227 	udelay(400);
1228 
1229 	/* stop all the queues */
1230 	for (i = 0; i < num_queues; i++) {
1231 		wr32(hw, I40E_QINT_TQCTL(i), 0);
1232 		wr32(hw, I40E_QTX_ENA(i), 0);
1233 		wr32(hw, I40E_QINT_RQCTL(i), 0);
1234 		wr32(hw, I40E_QRX_ENA(i), 0);
1235 	}
1236 
1237 	/* short wait for all queue disables to settle */
1238 	udelay(50);
1239 }
1240 
1241 /**
1242  * i40e_clear_pxe_mode - clear pxe operations mode
1243  * @hw: pointer to the hw struct
1244  *
1245  * Make sure all PXE mode settings are cleared, including things
1246  * like descriptor fetch/write-back mode.
1247  **/
1248 void i40e_clear_pxe_mode(struct i40e_hw *hw)
1249 {
1250 	u32 reg;
1251 
1252 	if (i40e_check_asq_alive(hw))
1253 		i40e_aq_clear_pxe_mode(hw, NULL);
1254 
1255 	/* Clear single descriptor fetch/write-back mode */
1256 	reg = rd32(hw, I40E_GLLAN_RCTL_0);
1257 
1258 	if (hw->revision_id == 0) {
1259 		/* As a work around clear PXE_MODE instead of setting it */
1260 		wr32(hw, I40E_GLLAN_RCTL_0, (reg & (~I40E_GLLAN_RCTL_0_PXE_MODE_MASK)));
1261 	} else {
1262 		wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK));
1263 	}
1264 }
1265 
1266 /**
1267  * i40e_led_is_mine - helper to find matching led
1268  * @hw: pointer to the hw struct
1269  * @idx: index into GPIO registers
1270  *
1271  * returns: 0 if no match, otherwise the value of the GPIO_CTL register
1272  */
1273 static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
1274 {
1275 	u32 gpio_val = 0;
1276 	u32 port;
1277 
1278 	if (!hw->func_caps.led[idx])
1279 		return 0;
1280 
1281 	gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
1282 	port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
1283 		I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
1284 
1285 	/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
1286 	 * if it is not our port then ignore
1287 	 */
1288 	if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
1289 	    (port != hw->port))
1290 		return 0;
1291 
1292 	return gpio_val;
1293 }
1294 
1295 #define I40E_COMBINED_ACTIVITY 0xA
1296 #define I40E_FILTER_ACTIVITY 0xE
1297 #define I40E_LINK_ACTIVITY 0xC
1298 #define I40E_MAC_ACTIVITY 0xD
1299 #define I40E_LED0 22
1300 
1301 /**
1302  * i40e_led_get - return current on/off mode
1303  * @hw: pointer to the hw struct
1304  *
1305  * The value returned is the 'mode' field as defined in the
1306  * GPIO register definitions: 0x0 = off, 0xf = on, and other
1307  * values are variations of possible behaviors relating to
1308  * blink, link, and wire.
1309  **/
1310 u32 i40e_led_get(struct i40e_hw *hw)
1311 {
1312 	u32 current_mode = 0;
1313 	u32 mode = 0;
1314 	int i;
1315 
1316 	/* as per the documentation GPIO 22-29 are the LED
1317 	 * GPIO pins named LED0..LED7
1318 	 */
1319 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1320 		u32 gpio_val = i40e_led_is_mine(hw, i);
1321 
1322 		if (!gpio_val)
1323 			continue;
1324 
1325 		/* ignore gpio LED src mode entries related to the activity
1326 		 * LEDs
1327 		 */
1328 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1329 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1330 		switch (current_mode) {
1331 		case I40E_COMBINED_ACTIVITY:
1332 		case I40E_FILTER_ACTIVITY:
1333 		case I40E_MAC_ACTIVITY:
1334 			continue;
1335 		default:
1336 			break;
1337 		}
1338 
1339 		mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
1340 			I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
1341 		break;
1342 	}
1343 
1344 	return mode;
1345 }
1346 
1347 /**
1348  * i40e_led_set - set new on/off mode
1349  * @hw: pointer to the hw struct
1350  * @mode: 0=off, 0xf=on (else see manual for mode details)
1351  * @blink: true if the LED should blink when on, false if steady
1352  *
1353  * if this function is used to turn on the blink it should
1354  * be used to disable the blink when restoring the original state.
1355  **/
1356 void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
1357 {
1358 	u32 current_mode = 0;
1359 	int i;
1360 
1361 	if (mode & 0xfffffff0)
1362 		hw_dbg(hw, "invalid mode passed in %X\n", mode);
1363 
1364 	/* as per the documentation GPIO 22-29 are the LED
1365 	 * GPIO pins named LED0..LED7
1366 	 */
1367 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1368 		u32 gpio_val = i40e_led_is_mine(hw, i);
1369 
1370 		if (!gpio_val)
1371 			continue;
1372 
1373 		/* ignore gpio LED src mode entries related to the activity
1374 		 * LEDs
1375 		 */
1376 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1377 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1378 		switch (current_mode) {
1379 		case I40E_COMBINED_ACTIVITY:
1380 		case I40E_FILTER_ACTIVITY:
1381 		case I40E_MAC_ACTIVITY:
1382 			continue;
1383 		default:
1384 			break;
1385 		}
1386 
1387 		gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
1388 		/* this & is a bit of paranoia, but serves as a range check */
1389 		gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
1390 			     I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
1391 
1392 		if (mode == I40E_LINK_ACTIVITY)
1393 			blink = false;
1394 
1395 		if (blink)
1396 			gpio_val |= BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1397 		else
1398 			gpio_val &= ~BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1399 
1400 		wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
1401 		break;
1402 	}
1403 }
1404 
1405 /* Admin command wrappers */
1406 
1407 /**
1408  * i40e_aq_get_phy_capabilities
1409  * @hw: pointer to the hw struct
1410  * @abilities: structure for PHY capabilities to be filled
1411  * @qualified_modules: report Qualified Modules
1412  * @report_init: report init capabilities (active are default)
1413  * @cmd_details: pointer to command details structure or NULL
1414  *
1415  * Returns the various PHY abilities supported on the Port.
1416  **/
1417 i40e_status i40e_aq_get_phy_capabilities(struct i40e_hw *hw,
1418 			bool qualified_modules, bool report_init,
1419 			struct i40e_aq_get_phy_abilities_resp *abilities,
1420 			struct i40e_asq_cmd_details *cmd_details)
1421 {
1422 	struct i40e_aq_desc desc;
1423 	i40e_status status;
1424 	u16 abilities_size = sizeof(struct i40e_aq_get_phy_abilities_resp);
1425 
1426 	if (!abilities)
1427 		return I40E_ERR_PARAM;
1428 
1429 	i40e_fill_default_direct_cmd_desc(&desc,
1430 					  i40e_aqc_opc_get_phy_abilities);
1431 
1432 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1433 	if (abilities_size > I40E_AQ_LARGE_BUF)
1434 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1435 
1436 	if (qualified_modules)
1437 		desc.params.external.param0 |=
1438 			cpu_to_le32(I40E_AQ_PHY_REPORT_QUALIFIED_MODULES);
1439 
1440 	if (report_init)
1441 		desc.params.external.param0 |=
1442 			cpu_to_le32(I40E_AQ_PHY_REPORT_INITIAL_VALUES);
1443 
1444 	status = i40e_asq_send_command(hw, &desc, abilities, abilities_size,
1445 				       cmd_details);
1446 
1447 	if (hw->aq.asq_last_status == I40E_AQ_RC_EIO)
1448 		status = I40E_ERR_UNKNOWN_PHY;
1449 
1450 	return status;
1451 }
1452 
1453 /**
1454  * i40e_aq_set_phy_config
1455  * @hw: pointer to the hw struct
1456  * @config: structure with PHY configuration to be set
1457  * @cmd_details: pointer to command details structure or NULL
1458  *
1459  * Set the various PHY configuration parameters
1460  * supported on the Port.One or more of the Set PHY config parameters may be
1461  * ignored in an MFP mode as the PF may not have the privilege to set some
1462  * of the PHY Config parameters. This status will be indicated by the
1463  * command response.
1464  **/
1465 enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
1466 				struct i40e_aq_set_phy_config *config,
1467 				struct i40e_asq_cmd_details *cmd_details)
1468 {
1469 	struct i40e_aq_desc desc;
1470 	struct i40e_aq_set_phy_config *cmd =
1471 			(struct i40e_aq_set_phy_config *)&desc.params.raw;
1472 	enum i40e_status_code status;
1473 
1474 	if (!config)
1475 		return I40E_ERR_PARAM;
1476 
1477 	i40e_fill_default_direct_cmd_desc(&desc,
1478 					  i40e_aqc_opc_set_phy_config);
1479 
1480 	*cmd = *config;
1481 
1482 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1483 
1484 	return status;
1485 }
1486 
1487 /**
1488  * i40e_set_fc
1489  * @hw: pointer to the hw struct
1490  *
1491  * Set the requested flow control mode using set_phy_config.
1492  **/
1493 enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
1494 				  bool atomic_restart)
1495 {
1496 	enum i40e_fc_mode fc_mode = hw->fc.requested_mode;
1497 	struct i40e_aq_get_phy_abilities_resp abilities;
1498 	struct i40e_aq_set_phy_config config;
1499 	enum i40e_status_code status;
1500 	u8 pause_mask = 0x0;
1501 
1502 	*aq_failures = 0x0;
1503 
1504 	switch (fc_mode) {
1505 	case I40E_FC_FULL:
1506 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1507 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1508 		break;
1509 	case I40E_FC_RX_PAUSE:
1510 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1511 		break;
1512 	case I40E_FC_TX_PAUSE:
1513 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1514 		break;
1515 	default:
1516 		break;
1517 	}
1518 
1519 	/* Get the current phy config */
1520 	status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
1521 					      NULL);
1522 	if (status) {
1523 		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
1524 		return status;
1525 	}
1526 
1527 	memset(&config, 0, sizeof(struct i40e_aq_set_phy_config));
1528 	/* clear the old pause settings */
1529 	config.abilities = abilities.abilities & ~(I40E_AQ_PHY_FLAG_PAUSE_TX) &
1530 			   ~(I40E_AQ_PHY_FLAG_PAUSE_RX);
1531 	/* set the new abilities */
1532 	config.abilities |= pause_mask;
1533 	/* If the abilities have changed, then set the new config */
1534 	if (config.abilities != abilities.abilities) {
1535 		/* Auto restart link so settings take effect */
1536 		if (atomic_restart)
1537 			config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
1538 		/* Copy over all the old settings */
1539 		config.phy_type = abilities.phy_type;
1540 		config.link_speed = abilities.link_speed;
1541 		config.eee_capability = abilities.eee_capability;
1542 		config.eeer = abilities.eeer_val;
1543 		config.low_power_ctrl = abilities.d3_lpan;
1544 		status = i40e_aq_set_phy_config(hw, &config, NULL);
1545 
1546 		if (status)
1547 			*aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
1548 	}
1549 	/* Update the link info */
1550 	status = i40e_aq_get_link_info(hw, true, NULL, NULL);
1551 	if (status) {
1552 		/* Wait a little bit (on 40G cards it sometimes takes a really
1553 		 * long time for link to come back from the atomic reset)
1554 		 * and try once more
1555 		 */
1556 		msleep(1000);
1557 		status = i40e_aq_get_link_info(hw, true, NULL, NULL);
1558 	}
1559 	if (status)
1560 		*aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;
1561 
1562 	return status;
1563 }
1564 
1565 /**
1566  * i40e_aq_clear_pxe_mode
1567  * @hw: pointer to the hw struct
1568  * @cmd_details: pointer to command details structure or NULL
1569  *
1570  * Tell the firmware that the driver is taking over from PXE
1571  **/
1572 i40e_status i40e_aq_clear_pxe_mode(struct i40e_hw *hw,
1573 				struct i40e_asq_cmd_details *cmd_details)
1574 {
1575 	i40e_status status;
1576 	struct i40e_aq_desc desc;
1577 	struct i40e_aqc_clear_pxe *cmd =
1578 		(struct i40e_aqc_clear_pxe *)&desc.params.raw;
1579 
1580 	i40e_fill_default_direct_cmd_desc(&desc,
1581 					  i40e_aqc_opc_clear_pxe_mode);
1582 
1583 	cmd->rx_cnt = 0x2;
1584 
1585 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1586 
1587 	wr32(hw, I40E_GLLAN_RCTL_0, 0x1);
1588 
1589 	return status;
1590 }
1591 
1592 /**
1593  * i40e_aq_set_link_restart_an
1594  * @hw: pointer to the hw struct
1595  * @enable_link: if true: enable link, if false: disable link
1596  * @cmd_details: pointer to command details structure or NULL
1597  *
1598  * Sets up the link and restarts the Auto-Negotiation over the link.
1599  **/
1600 i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw,
1601 					bool enable_link,
1602 					struct i40e_asq_cmd_details *cmd_details)
1603 {
1604 	struct i40e_aq_desc desc;
1605 	struct i40e_aqc_set_link_restart_an *cmd =
1606 		(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
1607 	i40e_status status;
1608 
1609 	i40e_fill_default_direct_cmd_desc(&desc,
1610 					  i40e_aqc_opc_set_link_restart_an);
1611 
1612 	cmd->command = I40E_AQ_PHY_RESTART_AN;
1613 	if (enable_link)
1614 		cmd->command |= I40E_AQ_PHY_LINK_ENABLE;
1615 	else
1616 		cmd->command &= ~I40E_AQ_PHY_LINK_ENABLE;
1617 
1618 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1619 
1620 	return status;
1621 }
1622 
1623 /**
1624  * i40e_aq_get_link_info
1625  * @hw: pointer to the hw struct
1626  * @enable_lse: enable/disable LinkStatusEvent reporting
1627  * @link: pointer to link status structure - optional
1628  * @cmd_details: pointer to command details structure or NULL
1629  *
1630  * Returns the link status of the adapter.
1631  **/
1632 i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
1633 				bool enable_lse, struct i40e_link_status *link,
1634 				struct i40e_asq_cmd_details *cmd_details)
1635 {
1636 	struct i40e_aq_desc desc;
1637 	struct i40e_aqc_get_link_status *resp =
1638 		(struct i40e_aqc_get_link_status *)&desc.params.raw;
1639 	struct i40e_link_status *hw_link_info = &hw->phy.link_info;
1640 	i40e_status status;
1641 	bool tx_pause, rx_pause;
1642 	u16 command_flags;
1643 
1644 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
1645 
1646 	if (enable_lse)
1647 		command_flags = I40E_AQ_LSE_ENABLE;
1648 	else
1649 		command_flags = I40E_AQ_LSE_DISABLE;
1650 	resp->command_flags = cpu_to_le16(command_flags);
1651 
1652 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1653 
1654 	if (status)
1655 		goto aq_get_link_info_exit;
1656 
1657 	/* save off old link status information */
1658 	hw->phy.link_info_old = *hw_link_info;
1659 
1660 	/* update link status */
1661 	hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
1662 	hw->phy.media_type = i40e_get_media_type(hw);
1663 	hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
1664 	hw_link_info->link_info = resp->link_info;
1665 	hw_link_info->an_info = resp->an_info;
1666 	hw_link_info->ext_info = resp->ext_info;
1667 	hw_link_info->loopback = resp->loopback;
1668 	hw_link_info->max_frame_size = le16_to_cpu(resp->max_frame_size);
1669 	hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK;
1670 
1671 	/* update fc info */
1672 	tx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_TX);
1673 	rx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_RX);
1674 	if (tx_pause & rx_pause)
1675 		hw->fc.current_mode = I40E_FC_FULL;
1676 	else if (tx_pause)
1677 		hw->fc.current_mode = I40E_FC_TX_PAUSE;
1678 	else if (rx_pause)
1679 		hw->fc.current_mode = I40E_FC_RX_PAUSE;
1680 	else
1681 		hw->fc.current_mode = I40E_FC_NONE;
1682 
1683 	if (resp->config & I40E_AQ_CONFIG_CRC_ENA)
1684 		hw_link_info->crc_enable = true;
1685 	else
1686 		hw_link_info->crc_enable = false;
1687 
1688 	if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_ENABLE))
1689 		hw_link_info->lse_enable = true;
1690 	else
1691 		hw_link_info->lse_enable = false;
1692 
1693 	if ((hw->aq.fw_maj_ver < 4 || (hw->aq.fw_maj_ver == 4 &&
1694 	     hw->aq.fw_min_ver < 40)) && hw_link_info->phy_type == 0xE)
1695 		hw_link_info->phy_type = I40E_PHY_TYPE_10GBASE_SFPP_CU;
1696 
1697 	/* save link status information */
1698 	if (link)
1699 		*link = *hw_link_info;
1700 
1701 	/* flag cleared so helper functions don't call AQ again */
1702 	hw->phy.get_link_info = false;
1703 
1704 aq_get_link_info_exit:
1705 	return status;
1706 }
1707 
1708 /**
1709  * i40e_aq_set_phy_int_mask
1710  * @hw: pointer to the hw struct
1711  * @mask: interrupt mask to be set
1712  * @cmd_details: pointer to command details structure or NULL
1713  *
1714  * Set link interrupt mask.
1715  **/
1716 i40e_status i40e_aq_set_phy_int_mask(struct i40e_hw *hw,
1717 				     u16 mask,
1718 				     struct i40e_asq_cmd_details *cmd_details)
1719 {
1720 	struct i40e_aq_desc desc;
1721 	struct i40e_aqc_set_phy_int_mask *cmd =
1722 		(struct i40e_aqc_set_phy_int_mask *)&desc.params.raw;
1723 	i40e_status status;
1724 
1725 	i40e_fill_default_direct_cmd_desc(&desc,
1726 					  i40e_aqc_opc_set_phy_int_mask);
1727 
1728 	cmd->event_mask = cpu_to_le16(mask);
1729 
1730 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1731 
1732 	return status;
1733 }
1734 
1735 /**
1736  * i40e_aq_add_vsi
1737  * @hw: pointer to the hw struct
1738  * @vsi_ctx: pointer to a vsi context struct
1739  * @cmd_details: pointer to command details structure or NULL
1740  *
1741  * Add a VSI context to the hardware.
1742 **/
1743 i40e_status i40e_aq_add_vsi(struct i40e_hw *hw,
1744 				struct i40e_vsi_context *vsi_ctx,
1745 				struct i40e_asq_cmd_details *cmd_details)
1746 {
1747 	struct i40e_aq_desc desc;
1748 	struct i40e_aqc_add_get_update_vsi *cmd =
1749 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1750 	struct i40e_aqc_add_get_update_vsi_completion *resp =
1751 		(struct i40e_aqc_add_get_update_vsi_completion *)
1752 		&desc.params.raw;
1753 	i40e_status status;
1754 
1755 	i40e_fill_default_direct_cmd_desc(&desc,
1756 					  i40e_aqc_opc_add_vsi);
1757 
1758 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid);
1759 	cmd->connection_type = vsi_ctx->connection_type;
1760 	cmd->vf_id = vsi_ctx->vf_num;
1761 	cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags);
1762 
1763 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1764 
1765 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1766 				    sizeof(vsi_ctx->info), cmd_details);
1767 
1768 	if (status)
1769 		goto aq_add_vsi_exit;
1770 
1771 	vsi_ctx->seid = le16_to_cpu(resp->seid);
1772 	vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
1773 	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
1774 	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
1775 
1776 aq_add_vsi_exit:
1777 	return status;
1778 }
1779 
1780 /**
1781  * i40e_aq_set_vsi_unicast_promiscuous
1782  * @hw: pointer to the hw struct
1783  * @seid: vsi number
1784  * @set: set unicast promiscuous enable/disable
1785  * @cmd_details: pointer to command details structure or NULL
1786  **/
1787 i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
1788 				u16 seid, bool set,
1789 				struct i40e_asq_cmd_details *cmd_details)
1790 {
1791 	struct i40e_aq_desc desc;
1792 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1793 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
1794 	i40e_status status;
1795 	u16 flags = 0;
1796 
1797 	i40e_fill_default_direct_cmd_desc(&desc,
1798 					i40e_aqc_opc_set_vsi_promiscuous_modes);
1799 
1800 	if (set)
1801 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
1802 
1803 	cmd->promiscuous_flags = cpu_to_le16(flags);
1804 
1805 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
1806 
1807 	cmd->seid = cpu_to_le16(seid);
1808 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1809 
1810 	return status;
1811 }
1812 
1813 /**
1814  * i40e_aq_set_vsi_multicast_promiscuous
1815  * @hw: pointer to the hw struct
1816  * @seid: vsi number
1817  * @set: set multicast promiscuous enable/disable
1818  * @cmd_details: pointer to command details structure or NULL
1819  **/
1820 i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
1821 				u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
1822 {
1823 	struct i40e_aq_desc desc;
1824 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1825 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
1826 	i40e_status status;
1827 	u16 flags = 0;
1828 
1829 	i40e_fill_default_direct_cmd_desc(&desc,
1830 					i40e_aqc_opc_set_vsi_promiscuous_modes);
1831 
1832 	if (set)
1833 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
1834 
1835 	cmd->promiscuous_flags = cpu_to_le16(flags);
1836 
1837 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
1838 
1839 	cmd->seid = cpu_to_le16(seid);
1840 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1841 
1842 	return status;
1843 }
1844 
1845 /**
1846  * i40e_aq_set_vsi_broadcast
1847  * @hw: pointer to the hw struct
1848  * @seid: vsi number
1849  * @set_filter: true to set filter, false to clear filter
1850  * @cmd_details: pointer to command details structure or NULL
1851  *
1852  * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
1853  **/
1854 i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
1855 				u16 seid, bool set_filter,
1856 				struct i40e_asq_cmd_details *cmd_details)
1857 {
1858 	struct i40e_aq_desc desc;
1859 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1860 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
1861 	i40e_status status;
1862 
1863 	i40e_fill_default_direct_cmd_desc(&desc,
1864 					i40e_aqc_opc_set_vsi_promiscuous_modes);
1865 
1866 	if (set_filter)
1867 		cmd->promiscuous_flags
1868 			    |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
1869 	else
1870 		cmd->promiscuous_flags
1871 			    &= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
1872 
1873 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
1874 	cmd->seid = cpu_to_le16(seid);
1875 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1876 
1877 	return status;
1878 }
1879 
1880 /**
1881  * i40e_get_vsi_params - get VSI configuration info
1882  * @hw: pointer to the hw struct
1883  * @vsi_ctx: pointer to a vsi context struct
1884  * @cmd_details: pointer to command details structure or NULL
1885  **/
1886 i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw,
1887 				struct i40e_vsi_context *vsi_ctx,
1888 				struct i40e_asq_cmd_details *cmd_details)
1889 {
1890 	struct i40e_aq_desc desc;
1891 	struct i40e_aqc_add_get_update_vsi *cmd =
1892 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1893 	struct i40e_aqc_add_get_update_vsi_completion *resp =
1894 		(struct i40e_aqc_add_get_update_vsi_completion *)
1895 		&desc.params.raw;
1896 	i40e_status status;
1897 
1898 	i40e_fill_default_direct_cmd_desc(&desc,
1899 					  i40e_aqc_opc_get_vsi_parameters);
1900 
1901 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
1902 
1903 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1904 
1905 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1906 				    sizeof(vsi_ctx->info), NULL);
1907 
1908 	if (status)
1909 		goto aq_get_vsi_params_exit;
1910 
1911 	vsi_ctx->seid = le16_to_cpu(resp->seid);
1912 	vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
1913 	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
1914 	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
1915 
1916 aq_get_vsi_params_exit:
1917 	return status;
1918 }
1919 
1920 /**
1921  * i40e_aq_update_vsi_params
1922  * @hw: pointer to the hw struct
1923  * @vsi_ctx: pointer to a vsi context struct
1924  * @cmd_details: pointer to command details structure or NULL
1925  *
1926  * Update a VSI context.
1927  **/
1928 i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw,
1929 				struct i40e_vsi_context *vsi_ctx,
1930 				struct i40e_asq_cmd_details *cmd_details)
1931 {
1932 	struct i40e_aq_desc desc;
1933 	struct i40e_aqc_add_get_update_vsi *cmd =
1934 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1935 	i40e_status status;
1936 
1937 	i40e_fill_default_direct_cmd_desc(&desc,
1938 					  i40e_aqc_opc_update_vsi_parameters);
1939 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
1940 
1941 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1942 
1943 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1944 				    sizeof(vsi_ctx->info), cmd_details);
1945 
1946 	return status;
1947 }
1948 
1949 /**
1950  * i40e_aq_get_switch_config
1951  * @hw: pointer to the hardware structure
1952  * @buf: pointer to the result buffer
1953  * @buf_size: length of input buffer
1954  * @start_seid: seid to start for the report, 0 == beginning
1955  * @cmd_details: pointer to command details structure or NULL
1956  *
1957  * Fill the buf with switch configuration returned from AdminQ command
1958  **/
1959 i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
1960 				struct i40e_aqc_get_switch_config_resp *buf,
1961 				u16 buf_size, u16 *start_seid,
1962 				struct i40e_asq_cmd_details *cmd_details)
1963 {
1964 	struct i40e_aq_desc desc;
1965 	struct i40e_aqc_switch_seid *scfg =
1966 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
1967 	i40e_status status;
1968 
1969 	i40e_fill_default_direct_cmd_desc(&desc,
1970 					  i40e_aqc_opc_get_switch_config);
1971 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1972 	if (buf_size > I40E_AQ_LARGE_BUF)
1973 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1974 	scfg->seid = cpu_to_le16(*start_seid);
1975 
1976 	status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
1977 	*start_seid = le16_to_cpu(scfg->seid);
1978 
1979 	return status;
1980 }
1981 
1982 /**
1983  * i40e_aq_get_firmware_version
1984  * @hw: pointer to the hw struct
1985  * @fw_major_version: firmware major version
1986  * @fw_minor_version: firmware minor version
1987  * @fw_build: firmware build number
1988  * @api_major_version: major queue version
1989  * @api_minor_version: minor queue version
1990  * @cmd_details: pointer to command details structure or NULL
1991  *
1992  * Get the firmware version from the admin queue commands
1993  **/
1994 i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw,
1995 				u16 *fw_major_version, u16 *fw_minor_version,
1996 				u32 *fw_build,
1997 				u16 *api_major_version, u16 *api_minor_version,
1998 				struct i40e_asq_cmd_details *cmd_details)
1999 {
2000 	struct i40e_aq_desc desc;
2001 	struct i40e_aqc_get_version *resp =
2002 		(struct i40e_aqc_get_version *)&desc.params.raw;
2003 	i40e_status status;
2004 
2005 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
2006 
2007 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2008 
2009 	if (!status) {
2010 		if (fw_major_version)
2011 			*fw_major_version = le16_to_cpu(resp->fw_major);
2012 		if (fw_minor_version)
2013 			*fw_minor_version = le16_to_cpu(resp->fw_minor);
2014 		if (fw_build)
2015 			*fw_build = le32_to_cpu(resp->fw_build);
2016 		if (api_major_version)
2017 			*api_major_version = le16_to_cpu(resp->api_major);
2018 		if (api_minor_version)
2019 			*api_minor_version = le16_to_cpu(resp->api_minor);
2020 	}
2021 
2022 	return status;
2023 }
2024 
2025 /**
2026  * i40e_aq_send_driver_version
2027  * @hw: pointer to the hw struct
2028  * @dv: driver's major, minor version
2029  * @cmd_details: pointer to command details structure or NULL
2030  *
2031  * Send the driver version to the firmware
2032  **/
2033 i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw,
2034 				struct i40e_driver_version *dv,
2035 				struct i40e_asq_cmd_details *cmd_details)
2036 {
2037 	struct i40e_aq_desc desc;
2038 	struct i40e_aqc_driver_version *cmd =
2039 		(struct i40e_aqc_driver_version *)&desc.params.raw;
2040 	i40e_status status;
2041 	u16 len;
2042 
2043 	if (dv == NULL)
2044 		return I40E_ERR_PARAM;
2045 
2046 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
2047 
2048 	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
2049 	cmd->driver_major_ver = dv->major_version;
2050 	cmd->driver_minor_ver = dv->minor_version;
2051 	cmd->driver_build_ver = dv->build_version;
2052 	cmd->driver_subbuild_ver = dv->subbuild_version;
2053 
2054 	len = 0;
2055 	while (len < sizeof(dv->driver_string) &&
2056 	       (dv->driver_string[len] < 0x80) &&
2057 	       dv->driver_string[len])
2058 		len++;
2059 	status = i40e_asq_send_command(hw, &desc, dv->driver_string,
2060 				       len, cmd_details);
2061 
2062 	return status;
2063 }
2064 
2065 /**
2066  * i40e_get_link_status - get status of the HW network link
2067  * @hw: pointer to the hw struct
2068  *
2069  * Returns true if link is up, false if link is down.
2070  *
2071  * Side effect: LinkStatusEvent reporting becomes enabled
2072  **/
2073 bool i40e_get_link_status(struct i40e_hw *hw)
2074 {
2075 	i40e_status status = 0;
2076 	bool link_status = false;
2077 
2078 	if (hw->phy.get_link_info) {
2079 		status = i40e_aq_get_link_info(hw, true, NULL, NULL);
2080 
2081 		if (status)
2082 			goto i40e_get_link_status_exit;
2083 	}
2084 
2085 	link_status = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
2086 
2087 i40e_get_link_status_exit:
2088 	return link_status;
2089 }
2090 
2091 /**
2092  * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
2093  * @hw: pointer to the hw struct
2094  * @uplink_seid: the MAC or other gizmo SEID
2095  * @downlink_seid: the VSI SEID
2096  * @enabled_tc: bitmap of TCs to be enabled
2097  * @default_port: true for default port VSI, false for control port
2098  * @enable_l2_filtering: true to add L2 filter table rules to regular forwarding rules for cloud support
2099  * @veb_seid: pointer to where to put the resulting VEB SEID
2100  * @cmd_details: pointer to command details structure or NULL
2101  *
2102  * This asks the FW to add a VEB between the uplink and downlink
2103  * elements.  If the uplink SEID is 0, this will be a floating VEB.
2104  **/
2105 i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
2106 				u16 downlink_seid, u8 enabled_tc,
2107 				bool default_port, bool enable_l2_filtering,
2108 				u16 *veb_seid,
2109 				struct i40e_asq_cmd_details *cmd_details)
2110 {
2111 	struct i40e_aq_desc desc;
2112 	struct i40e_aqc_add_veb *cmd =
2113 		(struct i40e_aqc_add_veb *)&desc.params.raw;
2114 	struct i40e_aqc_add_veb_completion *resp =
2115 		(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
2116 	i40e_status status;
2117 	u16 veb_flags = 0;
2118 
2119 	/* SEIDs need to either both be set or both be 0 for floating VEB */
2120 	if (!!uplink_seid != !!downlink_seid)
2121 		return I40E_ERR_PARAM;
2122 
2123 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
2124 
2125 	cmd->uplink_seid = cpu_to_le16(uplink_seid);
2126 	cmd->downlink_seid = cpu_to_le16(downlink_seid);
2127 	cmd->enable_tcs = enabled_tc;
2128 	if (!uplink_seid)
2129 		veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
2130 	if (default_port)
2131 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
2132 	else
2133 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
2134 
2135 	if (enable_l2_filtering)
2136 		veb_flags |= I40E_AQC_ADD_VEB_ENABLE_L2_FILTER;
2137 
2138 	cmd->veb_flags = cpu_to_le16(veb_flags);
2139 
2140 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2141 
2142 	if (!status && veb_seid)
2143 		*veb_seid = le16_to_cpu(resp->veb_seid);
2144 
2145 	return status;
2146 }
2147 
2148 /**
2149  * i40e_aq_get_veb_parameters - Retrieve VEB parameters
2150  * @hw: pointer to the hw struct
2151  * @veb_seid: the SEID of the VEB to query
2152  * @switch_id: the uplink switch id
2153  * @floating: set to true if the VEB is floating
2154  * @statistic_index: index of the stats counter block for this VEB
2155  * @vebs_used: number of VEB's used by function
2156  * @vebs_free: total VEB's not reserved by any function
2157  * @cmd_details: pointer to command details structure or NULL
2158  *
2159  * This retrieves the parameters for a particular VEB, specified by
2160  * uplink_seid, and returns them to the caller.
2161  **/
2162 i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw,
2163 				u16 veb_seid, u16 *switch_id,
2164 				bool *floating, u16 *statistic_index,
2165 				u16 *vebs_used, u16 *vebs_free,
2166 				struct i40e_asq_cmd_details *cmd_details)
2167 {
2168 	struct i40e_aq_desc desc;
2169 	struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
2170 		(struct i40e_aqc_get_veb_parameters_completion *)
2171 		&desc.params.raw;
2172 	i40e_status status;
2173 
2174 	if (veb_seid == 0)
2175 		return I40E_ERR_PARAM;
2176 
2177 	i40e_fill_default_direct_cmd_desc(&desc,
2178 					  i40e_aqc_opc_get_veb_parameters);
2179 	cmd_resp->seid = cpu_to_le16(veb_seid);
2180 
2181 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2182 	if (status)
2183 		goto get_veb_exit;
2184 
2185 	if (switch_id)
2186 		*switch_id = le16_to_cpu(cmd_resp->switch_id);
2187 	if (statistic_index)
2188 		*statistic_index = le16_to_cpu(cmd_resp->statistic_index);
2189 	if (vebs_used)
2190 		*vebs_used = le16_to_cpu(cmd_resp->vebs_used);
2191 	if (vebs_free)
2192 		*vebs_free = le16_to_cpu(cmd_resp->vebs_free);
2193 	if (floating) {
2194 		u16 flags = le16_to_cpu(cmd_resp->veb_flags);
2195 		if (flags & I40E_AQC_ADD_VEB_FLOATING)
2196 			*floating = true;
2197 		else
2198 			*floating = false;
2199 	}
2200 
2201 get_veb_exit:
2202 	return status;
2203 }
2204 
2205 /**
2206  * i40e_aq_add_macvlan
2207  * @hw: pointer to the hw struct
2208  * @seid: VSI for the mac address
2209  * @mv_list: list of macvlans to be added
2210  * @count: length of the list
2211  * @cmd_details: pointer to command details structure or NULL
2212  *
2213  * Add MAC/VLAN addresses to the HW filtering
2214  **/
2215 i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
2216 			struct i40e_aqc_add_macvlan_element_data *mv_list,
2217 			u16 count, struct i40e_asq_cmd_details *cmd_details)
2218 {
2219 	struct i40e_aq_desc desc;
2220 	struct i40e_aqc_macvlan *cmd =
2221 		(struct i40e_aqc_macvlan *)&desc.params.raw;
2222 	i40e_status status;
2223 	u16 buf_size;
2224 
2225 	if (count == 0 || !mv_list || !hw)
2226 		return I40E_ERR_PARAM;
2227 
2228 	buf_size = count * sizeof(*mv_list);
2229 
2230 	/* prep the rest of the request */
2231 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
2232 	cmd->num_addresses = cpu_to_le16(count);
2233 	cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2234 	cmd->seid[1] = 0;
2235 	cmd->seid[2] = 0;
2236 
2237 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2238 	if (buf_size > I40E_AQ_LARGE_BUF)
2239 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2240 
2241 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2242 				    cmd_details);
2243 
2244 	return status;
2245 }
2246 
2247 /**
2248  * i40e_aq_remove_macvlan
2249  * @hw: pointer to the hw struct
2250  * @seid: VSI for the mac address
2251  * @mv_list: list of macvlans to be removed
2252  * @count: length of the list
2253  * @cmd_details: pointer to command details structure or NULL
2254  *
2255  * Remove MAC/VLAN addresses from the HW filtering
2256  **/
2257 i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
2258 			struct i40e_aqc_remove_macvlan_element_data *mv_list,
2259 			u16 count, struct i40e_asq_cmd_details *cmd_details)
2260 {
2261 	struct i40e_aq_desc desc;
2262 	struct i40e_aqc_macvlan *cmd =
2263 		(struct i40e_aqc_macvlan *)&desc.params.raw;
2264 	i40e_status status;
2265 	u16 buf_size;
2266 
2267 	if (count == 0 || !mv_list || !hw)
2268 		return I40E_ERR_PARAM;
2269 
2270 	buf_size = count * sizeof(*mv_list);
2271 
2272 	/* prep the rest of the request */
2273 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
2274 	cmd->num_addresses = cpu_to_le16(count);
2275 	cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2276 	cmd->seid[1] = 0;
2277 	cmd->seid[2] = 0;
2278 
2279 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2280 	if (buf_size > I40E_AQ_LARGE_BUF)
2281 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2282 
2283 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2284 				       cmd_details);
2285 
2286 	return status;
2287 }
2288 
2289 /**
2290  * i40e_aq_send_msg_to_vf
2291  * @hw: pointer to the hardware structure
2292  * @vfid: VF id to send msg
2293  * @v_opcode: opcodes for VF-PF communication
2294  * @v_retval: return error code
2295  * @msg: pointer to the msg buffer
2296  * @msglen: msg length
2297  * @cmd_details: pointer to command details
2298  *
2299  * send msg to vf
2300  **/
2301 i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
2302 				u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
2303 				struct i40e_asq_cmd_details *cmd_details)
2304 {
2305 	struct i40e_aq_desc desc;
2306 	struct i40e_aqc_pf_vf_message *cmd =
2307 		(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
2308 	i40e_status status;
2309 
2310 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
2311 	cmd->id = cpu_to_le32(vfid);
2312 	desc.cookie_high = cpu_to_le32(v_opcode);
2313 	desc.cookie_low = cpu_to_le32(v_retval);
2314 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
2315 	if (msglen) {
2316 		desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
2317 						I40E_AQ_FLAG_RD));
2318 		if (msglen > I40E_AQ_LARGE_BUF)
2319 			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2320 		desc.datalen = cpu_to_le16(msglen);
2321 	}
2322 	status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
2323 
2324 	return status;
2325 }
2326 
2327 /**
2328  * i40e_aq_debug_read_register
2329  * @hw: pointer to the hw struct
2330  * @reg_addr: register address
2331  * @reg_val: register value
2332  * @cmd_details: pointer to command details structure or NULL
2333  *
2334  * Read the register using the admin queue commands
2335  **/
2336 i40e_status i40e_aq_debug_read_register(struct i40e_hw *hw,
2337 				u32 reg_addr, u64 *reg_val,
2338 				struct i40e_asq_cmd_details *cmd_details)
2339 {
2340 	struct i40e_aq_desc desc;
2341 	struct i40e_aqc_debug_reg_read_write *cmd_resp =
2342 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
2343 	i40e_status status;
2344 
2345 	if (reg_val == NULL)
2346 		return I40E_ERR_PARAM;
2347 
2348 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_read_reg);
2349 
2350 	cmd_resp->address = cpu_to_le32(reg_addr);
2351 
2352 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2353 
2354 	if (!status) {
2355 		*reg_val = ((u64)le32_to_cpu(cmd_resp->value_high) << 32) |
2356 			   (u64)le32_to_cpu(cmd_resp->value_low);
2357 	}
2358 
2359 	return status;
2360 }
2361 
2362 /**
2363  * i40e_aq_debug_write_register
2364  * @hw: pointer to the hw struct
2365  * @reg_addr: register address
2366  * @reg_val: register value
2367  * @cmd_details: pointer to command details structure or NULL
2368  *
2369  * Write to a register using the admin queue commands
2370  **/
2371 i40e_status i40e_aq_debug_write_register(struct i40e_hw *hw,
2372 					u32 reg_addr, u64 reg_val,
2373 					struct i40e_asq_cmd_details *cmd_details)
2374 {
2375 	struct i40e_aq_desc desc;
2376 	struct i40e_aqc_debug_reg_read_write *cmd =
2377 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
2378 	i40e_status status;
2379 
2380 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_write_reg);
2381 
2382 	cmd->address = cpu_to_le32(reg_addr);
2383 	cmd->value_high = cpu_to_le32((u32)(reg_val >> 32));
2384 	cmd->value_low = cpu_to_le32((u32)(reg_val & 0xFFFFFFFF));
2385 
2386 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2387 
2388 	return status;
2389 }
2390 
2391 /**
2392  * i40e_aq_set_hmc_resource_profile
2393  * @hw: pointer to the hw struct
2394  * @profile: type of profile the HMC is to be set as
2395  * @pe_vf_enabled_count: the number of PE enabled VFs the system has
2396  * @cmd_details: pointer to command details structure or NULL
2397  *
2398  * set the HMC profile of the device.
2399  **/
2400 i40e_status i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw,
2401 				enum i40e_aq_hmc_profile profile,
2402 				u8 pe_vf_enabled_count,
2403 				struct i40e_asq_cmd_details *cmd_details)
2404 {
2405 	struct i40e_aq_desc desc;
2406 	struct i40e_aq_get_set_hmc_resource_profile *cmd =
2407 		(struct i40e_aq_get_set_hmc_resource_profile *)&desc.params.raw;
2408 	i40e_status status;
2409 
2410 	i40e_fill_default_direct_cmd_desc(&desc,
2411 					i40e_aqc_opc_set_hmc_resource_profile);
2412 
2413 	cmd->pm_profile = (u8)profile;
2414 	cmd->pe_vf_enabled = pe_vf_enabled_count;
2415 
2416 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2417 
2418 	return status;
2419 }
2420 
2421 /**
2422  * i40e_aq_request_resource
2423  * @hw: pointer to the hw struct
2424  * @resource: resource id
2425  * @access: access type
2426  * @sdp_number: resource number
2427  * @timeout: the maximum time in ms that the driver may hold the resource
2428  * @cmd_details: pointer to command details structure or NULL
2429  *
2430  * requests common resource using the admin queue commands
2431  **/
2432 i40e_status i40e_aq_request_resource(struct i40e_hw *hw,
2433 				enum i40e_aq_resources_ids resource,
2434 				enum i40e_aq_resource_access_type access,
2435 				u8 sdp_number, u64 *timeout,
2436 				struct i40e_asq_cmd_details *cmd_details)
2437 {
2438 	struct i40e_aq_desc desc;
2439 	struct i40e_aqc_request_resource *cmd_resp =
2440 		(struct i40e_aqc_request_resource *)&desc.params.raw;
2441 	i40e_status status;
2442 
2443 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
2444 
2445 	cmd_resp->resource_id = cpu_to_le16(resource);
2446 	cmd_resp->access_type = cpu_to_le16(access);
2447 	cmd_resp->resource_number = cpu_to_le32(sdp_number);
2448 
2449 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2450 	/* The completion specifies the maximum time in ms that the driver
2451 	 * may hold the resource in the Timeout field.
2452 	 * If the resource is held by someone else, the command completes with
2453 	 * busy return value and the timeout field indicates the maximum time
2454 	 * the current owner of the resource has to free it.
2455 	 */
2456 	if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
2457 		*timeout = le32_to_cpu(cmd_resp->timeout);
2458 
2459 	return status;
2460 }
2461 
2462 /**
2463  * i40e_aq_release_resource
2464  * @hw: pointer to the hw struct
2465  * @resource: resource id
2466  * @sdp_number: resource number
2467  * @cmd_details: pointer to command details structure or NULL
2468  *
2469  * release common resource using the admin queue commands
2470  **/
2471 i40e_status i40e_aq_release_resource(struct i40e_hw *hw,
2472 				enum i40e_aq_resources_ids resource,
2473 				u8 sdp_number,
2474 				struct i40e_asq_cmd_details *cmd_details)
2475 {
2476 	struct i40e_aq_desc desc;
2477 	struct i40e_aqc_request_resource *cmd =
2478 		(struct i40e_aqc_request_resource *)&desc.params.raw;
2479 	i40e_status status;
2480 
2481 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
2482 
2483 	cmd->resource_id = cpu_to_le16(resource);
2484 	cmd->resource_number = cpu_to_le32(sdp_number);
2485 
2486 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2487 
2488 	return status;
2489 }
2490 
2491 /**
2492  * i40e_aq_read_nvm
2493  * @hw: pointer to the hw struct
2494  * @module_pointer: module pointer location in words from the NVM beginning
2495  * @offset: byte offset from the module beginning
2496  * @length: length of the section to be read (in bytes from the offset)
2497  * @data: command buffer (size [bytes] = length)
2498  * @last_command: tells if this is the last command in a series
2499  * @cmd_details: pointer to command details structure or NULL
2500  *
2501  * Read the NVM using the admin queue commands
2502  **/
2503 i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
2504 				u32 offset, u16 length, void *data,
2505 				bool last_command,
2506 				struct i40e_asq_cmd_details *cmd_details)
2507 {
2508 	struct i40e_aq_desc desc;
2509 	struct i40e_aqc_nvm_update *cmd =
2510 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
2511 	i40e_status status;
2512 
2513 	/* In offset the highest byte must be zeroed. */
2514 	if (offset & 0xFF000000) {
2515 		status = I40E_ERR_PARAM;
2516 		goto i40e_aq_read_nvm_exit;
2517 	}
2518 
2519 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
2520 
2521 	/* If this is the last command in a series, set the proper flag. */
2522 	if (last_command)
2523 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
2524 	cmd->module_pointer = module_pointer;
2525 	cmd->offset = cpu_to_le32(offset);
2526 	cmd->length = cpu_to_le16(length);
2527 
2528 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2529 	if (length > I40E_AQ_LARGE_BUF)
2530 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2531 
2532 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
2533 
2534 i40e_aq_read_nvm_exit:
2535 	return status;
2536 }
2537 
2538 /**
2539  * i40e_aq_erase_nvm
2540  * @hw: pointer to the hw struct
2541  * @module_pointer: module pointer location in words from the NVM beginning
2542  * @offset: offset in the module (expressed in 4 KB from module's beginning)
2543  * @length: length of the section to be erased (expressed in 4 KB)
2544  * @last_command: tells if this is the last command in a series
2545  * @cmd_details: pointer to command details structure or NULL
2546  *
2547  * Erase the NVM sector using the admin queue commands
2548  **/
2549 i40e_status i40e_aq_erase_nvm(struct i40e_hw *hw, u8 module_pointer,
2550 			      u32 offset, u16 length, bool last_command,
2551 			      struct i40e_asq_cmd_details *cmd_details)
2552 {
2553 	struct i40e_aq_desc desc;
2554 	struct i40e_aqc_nvm_update *cmd =
2555 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
2556 	i40e_status status;
2557 
2558 	/* In offset the highest byte must be zeroed. */
2559 	if (offset & 0xFF000000) {
2560 		status = I40E_ERR_PARAM;
2561 		goto i40e_aq_erase_nvm_exit;
2562 	}
2563 
2564 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_erase);
2565 
2566 	/* If this is the last command in a series, set the proper flag. */
2567 	if (last_command)
2568 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
2569 	cmd->module_pointer = module_pointer;
2570 	cmd->offset = cpu_to_le32(offset);
2571 	cmd->length = cpu_to_le16(length);
2572 
2573 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2574 
2575 i40e_aq_erase_nvm_exit:
2576 	return status;
2577 }
2578 
2579 #define I40E_DEV_FUNC_CAP_SWITCH_MODE	0x01
2580 #define I40E_DEV_FUNC_CAP_MGMT_MODE	0x02
2581 #define I40E_DEV_FUNC_CAP_NPAR		0x03
2582 #define I40E_DEV_FUNC_CAP_OS2BMC	0x04
2583 #define I40E_DEV_FUNC_CAP_VALID_FUNC	0x05
2584 #define I40E_DEV_FUNC_CAP_SRIOV_1_1	0x12
2585 #define I40E_DEV_FUNC_CAP_VF		0x13
2586 #define I40E_DEV_FUNC_CAP_VMDQ		0x14
2587 #define I40E_DEV_FUNC_CAP_802_1_QBG	0x15
2588 #define I40E_DEV_FUNC_CAP_802_1_QBH	0x16
2589 #define I40E_DEV_FUNC_CAP_VSI		0x17
2590 #define I40E_DEV_FUNC_CAP_DCB		0x18
2591 #define I40E_DEV_FUNC_CAP_FCOE		0x21
2592 #define I40E_DEV_FUNC_CAP_ISCSI		0x22
2593 #define I40E_DEV_FUNC_CAP_RSS		0x40
2594 #define I40E_DEV_FUNC_CAP_RX_QUEUES	0x41
2595 #define I40E_DEV_FUNC_CAP_TX_QUEUES	0x42
2596 #define I40E_DEV_FUNC_CAP_MSIX		0x43
2597 #define I40E_DEV_FUNC_CAP_MSIX_VF	0x44
2598 #define I40E_DEV_FUNC_CAP_FLOW_DIRECTOR	0x45
2599 #define I40E_DEV_FUNC_CAP_IEEE_1588	0x46
2600 #define I40E_DEV_FUNC_CAP_FLEX10	0xF1
2601 #define I40E_DEV_FUNC_CAP_CEM		0xF2
2602 #define I40E_DEV_FUNC_CAP_IWARP		0x51
2603 #define I40E_DEV_FUNC_CAP_LED		0x61
2604 #define I40E_DEV_FUNC_CAP_SDP		0x62
2605 #define I40E_DEV_FUNC_CAP_MDIO		0x63
2606 #define I40E_DEV_FUNC_CAP_WR_CSR_PROT	0x64
2607 
2608 /**
2609  * i40e_parse_discover_capabilities
2610  * @hw: pointer to the hw struct
2611  * @buff: pointer to a buffer containing device/function capability records
2612  * @cap_count: number of capability records in the list
2613  * @list_type_opc: type of capabilities list to parse
2614  *
2615  * Parse the device/function capabilities list.
2616  **/
2617 static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
2618 				     u32 cap_count,
2619 				     enum i40e_admin_queue_opc list_type_opc)
2620 {
2621 	struct i40e_aqc_list_capabilities_element_resp *cap;
2622 	u32 valid_functions, num_functions;
2623 	u32 number, logical_id, phys_id;
2624 	struct i40e_hw_capabilities *p;
2625 	u8 major_rev;
2626 	u32 i = 0;
2627 	u16 id;
2628 
2629 	cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
2630 
2631 	if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
2632 		p = &hw->dev_caps;
2633 	else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
2634 		p = &hw->func_caps;
2635 	else
2636 		return;
2637 
2638 	for (i = 0; i < cap_count; i++, cap++) {
2639 		id = le16_to_cpu(cap->id);
2640 		number = le32_to_cpu(cap->number);
2641 		logical_id = le32_to_cpu(cap->logical_id);
2642 		phys_id = le32_to_cpu(cap->phys_id);
2643 		major_rev = cap->major_rev;
2644 
2645 		switch (id) {
2646 		case I40E_DEV_FUNC_CAP_SWITCH_MODE:
2647 			p->switch_mode = number;
2648 			break;
2649 		case I40E_DEV_FUNC_CAP_MGMT_MODE:
2650 			p->management_mode = number;
2651 			break;
2652 		case I40E_DEV_FUNC_CAP_NPAR:
2653 			p->npar_enable = number;
2654 			break;
2655 		case I40E_DEV_FUNC_CAP_OS2BMC:
2656 			p->os2bmc = number;
2657 			break;
2658 		case I40E_DEV_FUNC_CAP_VALID_FUNC:
2659 			p->valid_functions = number;
2660 			break;
2661 		case I40E_DEV_FUNC_CAP_SRIOV_1_1:
2662 			if (number == 1)
2663 				p->sr_iov_1_1 = true;
2664 			break;
2665 		case I40E_DEV_FUNC_CAP_VF:
2666 			p->num_vfs = number;
2667 			p->vf_base_id = logical_id;
2668 			break;
2669 		case I40E_DEV_FUNC_CAP_VMDQ:
2670 			if (number == 1)
2671 				p->vmdq = true;
2672 			break;
2673 		case I40E_DEV_FUNC_CAP_802_1_QBG:
2674 			if (number == 1)
2675 				p->evb_802_1_qbg = true;
2676 			break;
2677 		case I40E_DEV_FUNC_CAP_802_1_QBH:
2678 			if (number == 1)
2679 				p->evb_802_1_qbh = true;
2680 			break;
2681 		case I40E_DEV_FUNC_CAP_VSI:
2682 			p->num_vsis = number;
2683 			break;
2684 		case I40E_DEV_FUNC_CAP_DCB:
2685 			if (number == 1) {
2686 				p->dcb = true;
2687 				p->enabled_tcmap = logical_id;
2688 				p->maxtc = phys_id;
2689 			}
2690 			break;
2691 		case I40E_DEV_FUNC_CAP_FCOE:
2692 			if (number == 1)
2693 				p->fcoe = true;
2694 			break;
2695 		case I40E_DEV_FUNC_CAP_ISCSI:
2696 			if (number == 1)
2697 				p->iscsi = true;
2698 			break;
2699 		case I40E_DEV_FUNC_CAP_RSS:
2700 			p->rss = true;
2701 			p->rss_table_size = number;
2702 			p->rss_table_entry_width = logical_id;
2703 			break;
2704 		case I40E_DEV_FUNC_CAP_RX_QUEUES:
2705 			p->num_rx_qp = number;
2706 			p->base_queue = phys_id;
2707 			break;
2708 		case I40E_DEV_FUNC_CAP_TX_QUEUES:
2709 			p->num_tx_qp = number;
2710 			p->base_queue = phys_id;
2711 			break;
2712 		case I40E_DEV_FUNC_CAP_MSIX:
2713 			p->num_msix_vectors = number;
2714 			break;
2715 		case I40E_DEV_FUNC_CAP_MSIX_VF:
2716 			p->num_msix_vectors_vf = number;
2717 			break;
2718 		case I40E_DEV_FUNC_CAP_FLEX10:
2719 			if (major_rev == 1) {
2720 				if (number == 1) {
2721 					p->flex10_enable = true;
2722 					p->flex10_capable = true;
2723 				}
2724 			} else {
2725 				/* Capability revision >= 2 */
2726 				if (number & 1)
2727 					p->flex10_enable = true;
2728 				if (number & 2)
2729 					p->flex10_capable = true;
2730 			}
2731 			p->flex10_mode = logical_id;
2732 			p->flex10_status = phys_id;
2733 			break;
2734 		case I40E_DEV_FUNC_CAP_CEM:
2735 			if (number == 1)
2736 				p->mgmt_cem = true;
2737 			break;
2738 		case I40E_DEV_FUNC_CAP_IWARP:
2739 			if (number == 1)
2740 				p->iwarp = true;
2741 			break;
2742 		case I40E_DEV_FUNC_CAP_LED:
2743 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
2744 				p->led[phys_id] = true;
2745 			break;
2746 		case I40E_DEV_FUNC_CAP_SDP:
2747 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
2748 				p->sdp[phys_id] = true;
2749 			break;
2750 		case I40E_DEV_FUNC_CAP_MDIO:
2751 			if (number == 1) {
2752 				p->mdio_port_num = phys_id;
2753 				p->mdio_port_mode = logical_id;
2754 			}
2755 			break;
2756 		case I40E_DEV_FUNC_CAP_IEEE_1588:
2757 			if (number == 1)
2758 				p->ieee_1588 = true;
2759 			break;
2760 		case I40E_DEV_FUNC_CAP_FLOW_DIRECTOR:
2761 			p->fd = true;
2762 			p->fd_filters_guaranteed = number;
2763 			p->fd_filters_best_effort = logical_id;
2764 			break;
2765 		case I40E_DEV_FUNC_CAP_WR_CSR_PROT:
2766 			p->wr_csr_prot = (u64)number;
2767 			p->wr_csr_prot |= (u64)logical_id << 32;
2768 			break;
2769 		default:
2770 			break;
2771 		}
2772 	}
2773 
2774 	if (p->fcoe)
2775 		i40e_debug(hw, I40E_DEBUG_ALL, "device is FCoE capable\n");
2776 
2777 	/* Software override ensuring FCoE is disabled if npar or mfp
2778 	 * mode because it is not supported in these modes.
2779 	 */
2780 	if (p->npar_enable || p->flex10_enable)
2781 		p->fcoe = false;
2782 
2783 	/* count the enabled ports (aka the "not disabled" ports) */
2784 	hw->num_ports = 0;
2785 	for (i = 0; i < 4; i++) {
2786 		u32 port_cfg_reg = I40E_PRTGEN_CNF + (4 * i);
2787 		u64 port_cfg = 0;
2788 
2789 		/* use AQ read to get the physical register offset instead
2790 		 * of the port relative offset
2791 		 */
2792 		i40e_aq_debug_read_register(hw, port_cfg_reg, &port_cfg, NULL);
2793 		if (!(port_cfg & I40E_PRTGEN_CNF_PORT_DIS_MASK))
2794 			hw->num_ports++;
2795 	}
2796 
2797 	valid_functions = p->valid_functions;
2798 	num_functions = 0;
2799 	while (valid_functions) {
2800 		if (valid_functions & 1)
2801 			num_functions++;
2802 		valid_functions >>= 1;
2803 	}
2804 
2805 	/* partition id is 1-based, and functions are evenly spread
2806 	 * across the ports as partitions
2807 	 */
2808 	hw->partition_id = (hw->pf_id / hw->num_ports) + 1;
2809 	hw->num_partitions = num_functions / hw->num_ports;
2810 
2811 	/* additional HW specific goodies that might
2812 	 * someday be HW version specific
2813 	 */
2814 	p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
2815 }
2816 
2817 /**
2818  * i40e_aq_discover_capabilities
2819  * @hw: pointer to the hw struct
2820  * @buff: a virtual buffer to hold the capabilities
2821  * @buff_size: Size of the virtual buffer
2822  * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
2823  * @list_type_opc: capabilities type to discover - pass in the command opcode
2824  * @cmd_details: pointer to command details structure or NULL
2825  *
2826  * Get the device capabilities descriptions from the firmware
2827  **/
2828 i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw,
2829 				void *buff, u16 buff_size, u16 *data_size,
2830 				enum i40e_admin_queue_opc list_type_opc,
2831 				struct i40e_asq_cmd_details *cmd_details)
2832 {
2833 	struct i40e_aqc_list_capabilites *cmd;
2834 	struct i40e_aq_desc desc;
2835 	i40e_status status = 0;
2836 
2837 	cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
2838 
2839 	if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
2840 		list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
2841 		status = I40E_ERR_PARAM;
2842 		goto exit;
2843 	}
2844 
2845 	i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
2846 
2847 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2848 	if (buff_size > I40E_AQ_LARGE_BUF)
2849 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2850 
2851 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
2852 	*data_size = le16_to_cpu(desc.datalen);
2853 
2854 	if (status)
2855 		goto exit;
2856 
2857 	i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count),
2858 					 list_type_opc);
2859 
2860 exit:
2861 	return status;
2862 }
2863 
2864 /**
2865  * i40e_aq_update_nvm
2866  * @hw: pointer to the hw struct
2867  * @module_pointer: module pointer location in words from the NVM beginning
2868  * @offset: byte offset from the module beginning
2869  * @length: length of the section to be written (in bytes from the offset)
2870  * @data: command buffer (size [bytes] = length)
2871  * @last_command: tells if this is the last command in a series
2872  * @cmd_details: pointer to command details structure or NULL
2873  *
2874  * Update the NVM using the admin queue commands
2875  **/
2876 i40e_status i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
2877 			       u32 offset, u16 length, void *data,
2878 			       bool last_command,
2879 			       struct i40e_asq_cmd_details *cmd_details)
2880 {
2881 	struct i40e_aq_desc desc;
2882 	struct i40e_aqc_nvm_update *cmd =
2883 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
2884 	i40e_status status;
2885 
2886 	/* In offset the highest byte must be zeroed. */
2887 	if (offset & 0xFF000000) {
2888 		status = I40E_ERR_PARAM;
2889 		goto i40e_aq_update_nvm_exit;
2890 	}
2891 
2892 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
2893 
2894 	/* If this is the last command in a series, set the proper flag. */
2895 	if (last_command)
2896 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
2897 	cmd->module_pointer = module_pointer;
2898 	cmd->offset = cpu_to_le32(offset);
2899 	cmd->length = cpu_to_le16(length);
2900 
2901 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2902 	if (length > I40E_AQ_LARGE_BUF)
2903 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2904 
2905 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
2906 
2907 i40e_aq_update_nvm_exit:
2908 	return status;
2909 }
2910 
2911 /**
2912  * i40e_aq_get_lldp_mib
2913  * @hw: pointer to the hw struct
2914  * @bridge_type: type of bridge requested
2915  * @mib_type: Local, Remote or both Local and Remote MIBs
2916  * @buff: pointer to a user supplied buffer to store the MIB block
2917  * @buff_size: size of the buffer (in bytes)
2918  * @local_len : length of the returned Local LLDP MIB
2919  * @remote_len: length of the returned Remote LLDP MIB
2920  * @cmd_details: pointer to command details structure or NULL
2921  *
2922  * Requests the complete LLDP MIB (entire packet).
2923  **/
2924 i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
2925 				u8 mib_type, void *buff, u16 buff_size,
2926 				u16 *local_len, u16 *remote_len,
2927 				struct i40e_asq_cmd_details *cmd_details)
2928 {
2929 	struct i40e_aq_desc desc;
2930 	struct i40e_aqc_lldp_get_mib *cmd =
2931 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
2932 	struct i40e_aqc_lldp_get_mib *resp =
2933 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
2934 	i40e_status status;
2935 
2936 	if (buff_size == 0 || !buff)
2937 		return I40E_ERR_PARAM;
2938 
2939 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
2940 	/* Indirect Command */
2941 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2942 
2943 	cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
2944 	cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
2945 		       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
2946 
2947 	desc.datalen = cpu_to_le16(buff_size);
2948 
2949 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2950 	if (buff_size > I40E_AQ_LARGE_BUF)
2951 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2952 
2953 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
2954 	if (!status) {
2955 		if (local_len != NULL)
2956 			*local_len = le16_to_cpu(resp->local_len);
2957 		if (remote_len != NULL)
2958 			*remote_len = le16_to_cpu(resp->remote_len);
2959 	}
2960 
2961 	return status;
2962 }
2963 
2964 /**
2965  * i40e_aq_cfg_lldp_mib_change_event
2966  * @hw: pointer to the hw struct
2967  * @enable_update: Enable or Disable event posting
2968  * @cmd_details: pointer to command details structure or NULL
2969  *
2970  * Enable or Disable posting of an event on ARQ when LLDP MIB
2971  * associated with the interface changes
2972  **/
2973 i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
2974 				bool enable_update,
2975 				struct i40e_asq_cmd_details *cmd_details)
2976 {
2977 	struct i40e_aq_desc desc;
2978 	struct i40e_aqc_lldp_update_mib *cmd =
2979 		(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
2980 	i40e_status status;
2981 
2982 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
2983 
2984 	if (!enable_update)
2985 		cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
2986 
2987 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2988 
2989 	return status;
2990 }
2991 
2992 /**
2993  * i40e_aq_stop_lldp
2994  * @hw: pointer to the hw struct
2995  * @shutdown_agent: True if LLDP Agent needs to be Shutdown
2996  * @cmd_details: pointer to command details structure or NULL
2997  *
2998  * Stop or Shutdown the embedded LLDP Agent
2999  **/
3000 i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
3001 				struct i40e_asq_cmd_details *cmd_details)
3002 {
3003 	struct i40e_aq_desc desc;
3004 	struct i40e_aqc_lldp_stop *cmd =
3005 		(struct i40e_aqc_lldp_stop *)&desc.params.raw;
3006 	i40e_status status;
3007 
3008 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
3009 
3010 	if (shutdown_agent)
3011 		cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
3012 
3013 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3014 
3015 	return status;
3016 }
3017 
3018 /**
3019  * i40e_aq_start_lldp
3020  * @hw: pointer to the hw struct
3021  * @cmd_details: pointer to command details structure or NULL
3022  *
3023  * Start the embedded LLDP Agent on all ports.
3024  **/
3025 i40e_status i40e_aq_start_lldp(struct i40e_hw *hw,
3026 				struct i40e_asq_cmd_details *cmd_details)
3027 {
3028 	struct i40e_aq_desc desc;
3029 	struct i40e_aqc_lldp_start *cmd =
3030 		(struct i40e_aqc_lldp_start *)&desc.params.raw;
3031 	i40e_status status;
3032 
3033 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
3034 
3035 	cmd->command = I40E_AQ_LLDP_AGENT_START;
3036 
3037 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3038 
3039 	return status;
3040 }
3041 
3042 /**
3043  * i40e_aq_get_cee_dcb_config
3044  * @hw: pointer to the hw struct
3045  * @buff: response buffer that stores CEE operational configuration
3046  * @buff_size: size of the buffer passed
3047  * @cmd_details: pointer to command details structure or NULL
3048  *
3049  * Get CEE DCBX mode operational configuration from firmware
3050  **/
3051 i40e_status i40e_aq_get_cee_dcb_config(struct i40e_hw *hw,
3052 				       void *buff, u16 buff_size,
3053 				       struct i40e_asq_cmd_details *cmd_details)
3054 {
3055 	struct i40e_aq_desc desc;
3056 	i40e_status status;
3057 
3058 	if (buff_size == 0 || !buff)
3059 		return I40E_ERR_PARAM;
3060 
3061 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_cee_dcb_cfg);
3062 
3063 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3064 	status = i40e_asq_send_command(hw, &desc, (void *)buff, buff_size,
3065 				       cmd_details);
3066 
3067 	return status;
3068 }
3069 
3070 /**
3071  * i40e_aq_add_udp_tunnel
3072  * @hw: pointer to the hw struct
3073  * @udp_port: the UDP port to add
3074  * @header_len: length of the tunneling header length in DWords
3075  * @protocol_index: protocol index type
3076  * @filter_index: pointer to filter index
3077  * @cmd_details: pointer to command details structure or NULL
3078  **/
3079 i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
3080 				u16 udp_port, u8 protocol_index,
3081 				u8 *filter_index,
3082 				struct i40e_asq_cmd_details *cmd_details)
3083 {
3084 	struct i40e_aq_desc desc;
3085 	struct i40e_aqc_add_udp_tunnel *cmd =
3086 		(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
3087 	struct i40e_aqc_del_udp_tunnel_completion *resp =
3088 		(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
3089 	i40e_status status;
3090 
3091 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
3092 
3093 	cmd->udp_port = cpu_to_le16(udp_port);
3094 	cmd->protocol_type = protocol_index;
3095 
3096 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3097 
3098 	if (!status && filter_index)
3099 		*filter_index = resp->index;
3100 
3101 	return status;
3102 }
3103 
3104 /**
3105  * i40e_aq_del_udp_tunnel
3106  * @hw: pointer to the hw struct
3107  * @index: filter index
3108  * @cmd_details: pointer to command details structure or NULL
3109  **/
3110 i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
3111 				struct i40e_asq_cmd_details *cmd_details)
3112 {
3113 	struct i40e_aq_desc desc;
3114 	struct i40e_aqc_remove_udp_tunnel *cmd =
3115 		(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
3116 	i40e_status status;
3117 
3118 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
3119 
3120 	cmd->index = index;
3121 
3122 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3123 
3124 	return status;
3125 }
3126 
3127 /**
3128  * i40e_aq_delete_element - Delete switch element
3129  * @hw: pointer to the hw struct
3130  * @seid: the SEID to delete from the switch
3131  * @cmd_details: pointer to command details structure or NULL
3132  *
3133  * This deletes a switch element from the switch.
3134  **/
3135 i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
3136 				struct i40e_asq_cmd_details *cmd_details)
3137 {
3138 	struct i40e_aq_desc desc;
3139 	struct i40e_aqc_switch_seid *cmd =
3140 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
3141 	i40e_status status;
3142 
3143 	if (seid == 0)
3144 		return I40E_ERR_PARAM;
3145 
3146 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
3147 
3148 	cmd->seid = cpu_to_le16(seid);
3149 
3150 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3151 
3152 	return status;
3153 }
3154 
3155 /**
3156  * i40e_aq_dcb_updated - DCB Updated Command
3157  * @hw: pointer to the hw struct
3158  * @cmd_details: pointer to command details structure or NULL
3159  *
3160  * EMP will return when the shared RPB settings have been
3161  * recomputed and modified. The retval field in the descriptor
3162  * will be set to 0 when RPB is modified.
3163  **/
3164 i40e_status i40e_aq_dcb_updated(struct i40e_hw *hw,
3165 				struct i40e_asq_cmd_details *cmd_details)
3166 {
3167 	struct i40e_aq_desc desc;
3168 	i40e_status status;
3169 
3170 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);
3171 
3172 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3173 
3174 	return status;
3175 }
3176 
3177 /**
3178  * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
3179  * @hw: pointer to the hw struct
3180  * @seid: seid for the physical port/switching component/vsi
3181  * @buff: Indirect buffer to hold data parameters and response
3182  * @buff_size: Indirect buffer size
3183  * @opcode: Tx scheduler AQ command opcode
3184  * @cmd_details: pointer to command details structure or NULL
3185  *
3186  * Generic command handler for Tx scheduler AQ commands
3187  **/
3188 static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
3189 				void *buff, u16 buff_size,
3190 				 enum i40e_admin_queue_opc opcode,
3191 				struct i40e_asq_cmd_details *cmd_details)
3192 {
3193 	struct i40e_aq_desc desc;
3194 	struct i40e_aqc_tx_sched_ind *cmd =
3195 		(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
3196 	i40e_status status;
3197 	bool cmd_param_flag = false;
3198 
3199 	switch (opcode) {
3200 	case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
3201 	case i40e_aqc_opc_configure_vsi_tc_bw:
3202 	case i40e_aqc_opc_enable_switching_comp_ets:
3203 	case i40e_aqc_opc_modify_switching_comp_ets:
3204 	case i40e_aqc_opc_disable_switching_comp_ets:
3205 	case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
3206 	case i40e_aqc_opc_configure_switching_comp_bw_config:
3207 		cmd_param_flag = true;
3208 		break;
3209 	case i40e_aqc_opc_query_vsi_bw_config:
3210 	case i40e_aqc_opc_query_vsi_ets_sla_config:
3211 	case i40e_aqc_opc_query_switching_comp_ets_config:
3212 	case i40e_aqc_opc_query_port_ets_config:
3213 	case i40e_aqc_opc_query_switching_comp_bw_config:
3214 		cmd_param_flag = false;
3215 		break;
3216 	default:
3217 		return I40E_ERR_PARAM;
3218 	}
3219 
3220 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
3221 
3222 	/* Indirect command */
3223 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3224 	if (cmd_param_flag)
3225 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
3226 	if (buff_size > I40E_AQ_LARGE_BUF)
3227 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3228 
3229 	desc.datalen = cpu_to_le16(buff_size);
3230 
3231 	cmd->vsi_seid = cpu_to_le16(seid);
3232 
3233 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3234 
3235 	return status;
3236 }
3237 
3238 /**
3239  * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit
3240  * @hw: pointer to the hw struct
3241  * @seid: VSI seid
3242  * @credit: BW limit credits (0 = disabled)
3243  * @max_credit: Max BW limit credits
3244  * @cmd_details: pointer to command details structure or NULL
3245  **/
3246 i40e_status i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw,
3247 				u16 seid, u16 credit, u8 max_credit,
3248 				struct i40e_asq_cmd_details *cmd_details)
3249 {
3250 	struct i40e_aq_desc desc;
3251 	struct i40e_aqc_configure_vsi_bw_limit *cmd =
3252 		(struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw;
3253 	i40e_status status;
3254 
3255 	i40e_fill_default_direct_cmd_desc(&desc,
3256 					  i40e_aqc_opc_configure_vsi_bw_limit);
3257 
3258 	cmd->vsi_seid = cpu_to_le16(seid);
3259 	cmd->credit = cpu_to_le16(credit);
3260 	cmd->max_credit = max_credit;
3261 
3262 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3263 
3264 	return status;
3265 }
3266 
3267 /**
3268  * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
3269  * @hw: pointer to the hw struct
3270  * @seid: VSI seid
3271  * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
3272  * @cmd_details: pointer to command details structure or NULL
3273  **/
3274 i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
3275 			u16 seid,
3276 			struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
3277 			struct i40e_asq_cmd_details *cmd_details)
3278 {
3279 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3280 				    i40e_aqc_opc_configure_vsi_tc_bw,
3281 				    cmd_details);
3282 }
3283 
3284 /**
3285  * i40e_aq_config_switch_comp_ets - Enable/Disable/Modify ETS on the port
3286  * @hw: pointer to the hw struct
3287  * @seid: seid of the switching component connected to Physical Port
3288  * @ets_data: Buffer holding ETS parameters
3289  * @cmd_details: pointer to command details structure or NULL
3290  **/
3291 i40e_status i40e_aq_config_switch_comp_ets(struct i40e_hw *hw,
3292 		u16 seid,
3293 		struct i40e_aqc_configure_switching_comp_ets_data *ets_data,
3294 		enum i40e_admin_queue_opc opcode,
3295 		struct i40e_asq_cmd_details *cmd_details)
3296 {
3297 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)ets_data,
3298 				    sizeof(*ets_data), opcode, cmd_details);
3299 }
3300 
3301 /**
3302  * i40e_aq_config_switch_comp_bw_config - Config Switch comp BW Alloc per TC
3303  * @hw: pointer to the hw struct
3304  * @seid: seid of the switching component
3305  * @bw_data: Buffer holding enabled TCs, relative/absolute TC BW limit/credits
3306  * @cmd_details: pointer to command details structure or NULL
3307  **/
3308 i40e_status i40e_aq_config_switch_comp_bw_config(struct i40e_hw *hw,
3309 	u16 seid,
3310 	struct i40e_aqc_configure_switching_comp_bw_config_data *bw_data,
3311 	struct i40e_asq_cmd_details *cmd_details)
3312 {
3313 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3314 			    i40e_aqc_opc_configure_switching_comp_bw_config,
3315 			    cmd_details);
3316 }
3317 
3318 /**
3319  * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
3320  * @hw: pointer to the hw struct
3321  * @seid: seid of the VSI
3322  * @bw_data: Buffer to hold VSI BW configuration
3323  * @cmd_details: pointer to command details structure or NULL
3324  **/
3325 i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
3326 			u16 seid,
3327 			struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
3328 			struct i40e_asq_cmd_details *cmd_details)
3329 {
3330 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3331 				    i40e_aqc_opc_query_vsi_bw_config,
3332 				    cmd_details);
3333 }
3334 
3335 /**
3336  * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
3337  * @hw: pointer to the hw struct
3338  * @seid: seid of the VSI
3339  * @bw_data: Buffer to hold VSI BW configuration per TC
3340  * @cmd_details: pointer to command details structure or NULL
3341  **/
3342 i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
3343 			u16 seid,
3344 			struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
3345 			struct i40e_asq_cmd_details *cmd_details)
3346 {
3347 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3348 				    i40e_aqc_opc_query_vsi_ets_sla_config,
3349 				    cmd_details);
3350 }
3351 
3352 /**
3353  * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
3354  * @hw: pointer to the hw struct
3355  * @seid: seid of the switching component
3356  * @bw_data: Buffer to hold switching component's per TC BW config
3357  * @cmd_details: pointer to command details structure or NULL
3358  **/
3359 i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
3360 		u16 seid,
3361 		struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
3362 		struct i40e_asq_cmd_details *cmd_details)
3363 {
3364 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3365 				   i40e_aqc_opc_query_switching_comp_ets_config,
3366 				   cmd_details);
3367 }
3368 
3369 /**
3370  * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
3371  * @hw: pointer to the hw struct
3372  * @seid: seid of the VSI or switching component connected to Physical Port
3373  * @bw_data: Buffer to hold current ETS configuration for the Physical Port
3374  * @cmd_details: pointer to command details structure or NULL
3375  **/
3376 i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw,
3377 			u16 seid,
3378 			struct i40e_aqc_query_port_ets_config_resp *bw_data,
3379 			struct i40e_asq_cmd_details *cmd_details)
3380 {
3381 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3382 				    i40e_aqc_opc_query_port_ets_config,
3383 				    cmd_details);
3384 }
3385 
3386 /**
3387  * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
3388  * @hw: pointer to the hw struct
3389  * @seid: seid of the switching component
3390  * @bw_data: Buffer to hold switching component's BW configuration
3391  * @cmd_details: pointer to command details structure or NULL
3392  **/
3393 i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
3394 		u16 seid,
3395 		struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
3396 		struct i40e_asq_cmd_details *cmd_details)
3397 {
3398 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3399 				    i40e_aqc_opc_query_switching_comp_bw_config,
3400 				    cmd_details);
3401 }
3402 
3403 /**
3404  * i40e_validate_filter_settings
3405  * @hw: pointer to the hardware structure
3406  * @settings: Filter control settings
3407  *
3408  * Check and validate the filter control settings passed.
3409  * The function checks for the valid filter/context sizes being
3410  * passed for FCoE and PE.
3411  *
3412  * Returns 0 if the values passed are valid and within
3413  * range else returns an error.
3414  **/
3415 static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw,
3416 				struct i40e_filter_control_settings *settings)
3417 {
3418 	u32 fcoe_cntx_size, fcoe_filt_size;
3419 	u32 pe_cntx_size, pe_filt_size;
3420 	u32 fcoe_fmax;
3421 	u32 val;
3422 
3423 	/* Validate FCoE settings passed */
3424 	switch (settings->fcoe_filt_num) {
3425 	case I40E_HASH_FILTER_SIZE_1K:
3426 	case I40E_HASH_FILTER_SIZE_2K:
3427 	case I40E_HASH_FILTER_SIZE_4K:
3428 	case I40E_HASH_FILTER_SIZE_8K:
3429 	case I40E_HASH_FILTER_SIZE_16K:
3430 	case I40E_HASH_FILTER_SIZE_32K:
3431 		fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
3432 		fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
3433 		break;
3434 	default:
3435 		return I40E_ERR_PARAM;
3436 	}
3437 
3438 	switch (settings->fcoe_cntx_num) {
3439 	case I40E_DMA_CNTX_SIZE_512:
3440 	case I40E_DMA_CNTX_SIZE_1K:
3441 	case I40E_DMA_CNTX_SIZE_2K:
3442 	case I40E_DMA_CNTX_SIZE_4K:
3443 		fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
3444 		fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
3445 		break;
3446 	default:
3447 		return I40E_ERR_PARAM;
3448 	}
3449 
3450 	/* Validate PE settings passed */
3451 	switch (settings->pe_filt_num) {
3452 	case I40E_HASH_FILTER_SIZE_1K:
3453 	case I40E_HASH_FILTER_SIZE_2K:
3454 	case I40E_HASH_FILTER_SIZE_4K:
3455 	case I40E_HASH_FILTER_SIZE_8K:
3456 	case I40E_HASH_FILTER_SIZE_16K:
3457 	case I40E_HASH_FILTER_SIZE_32K:
3458 	case I40E_HASH_FILTER_SIZE_64K:
3459 	case I40E_HASH_FILTER_SIZE_128K:
3460 	case I40E_HASH_FILTER_SIZE_256K:
3461 	case I40E_HASH_FILTER_SIZE_512K:
3462 	case I40E_HASH_FILTER_SIZE_1M:
3463 		pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
3464 		pe_filt_size <<= (u32)settings->pe_filt_num;
3465 		break;
3466 	default:
3467 		return I40E_ERR_PARAM;
3468 	}
3469 
3470 	switch (settings->pe_cntx_num) {
3471 	case I40E_DMA_CNTX_SIZE_512:
3472 	case I40E_DMA_CNTX_SIZE_1K:
3473 	case I40E_DMA_CNTX_SIZE_2K:
3474 	case I40E_DMA_CNTX_SIZE_4K:
3475 	case I40E_DMA_CNTX_SIZE_8K:
3476 	case I40E_DMA_CNTX_SIZE_16K:
3477 	case I40E_DMA_CNTX_SIZE_32K:
3478 	case I40E_DMA_CNTX_SIZE_64K:
3479 	case I40E_DMA_CNTX_SIZE_128K:
3480 	case I40E_DMA_CNTX_SIZE_256K:
3481 		pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
3482 		pe_cntx_size <<= (u32)settings->pe_cntx_num;
3483 		break;
3484 	default:
3485 		return I40E_ERR_PARAM;
3486 	}
3487 
3488 	/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
3489 	val = rd32(hw, I40E_GLHMC_FCOEFMAX);
3490 	fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
3491 		     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
3492 	if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
3493 		return I40E_ERR_INVALID_SIZE;
3494 
3495 	return 0;
3496 }
3497 
3498 /**
3499  * i40e_set_filter_control
3500  * @hw: pointer to the hardware structure
3501  * @settings: Filter control settings
3502  *
3503  * Set the Queue Filters for PE/FCoE and enable filters required
3504  * for a single PF. It is expected that these settings are programmed
3505  * at the driver initialization time.
3506  **/
3507 i40e_status i40e_set_filter_control(struct i40e_hw *hw,
3508 				struct i40e_filter_control_settings *settings)
3509 {
3510 	i40e_status ret = 0;
3511 	u32 hash_lut_size = 0;
3512 	u32 val;
3513 
3514 	if (!settings)
3515 		return I40E_ERR_PARAM;
3516 
3517 	/* Validate the input settings */
3518 	ret = i40e_validate_filter_settings(hw, settings);
3519 	if (ret)
3520 		return ret;
3521 
3522 	/* Read the PF Queue Filter control register */
3523 	val = rd32(hw, I40E_PFQF_CTL_0);
3524 
3525 	/* Program required PE hash buckets for the PF */
3526 	val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
3527 	val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
3528 		I40E_PFQF_CTL_0_PEHSIZE_MASK;
3529 	/* Program required PE contexts for the PF */
3530 	val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
3531 	val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
3532 		I40E_PFQF_CTL_0_PEDSIZE_MASK;
3533 
3534 	/* Program required FCoE hash buckets for the PF */
3535 	val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
3536 	val |= ((u32)settings->fcoe_filt_num <<
3537 			I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
3538 		I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
3539 	/* Program required FCoE DDP contexts for the PF */
3540 	val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
3541 	val |= ((u32)settings->fcoe_cntx_num <<
3542 			I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
3543 		I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
3544 
3545 	/* Program Hash LUT size for the PF */
3546 	val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
3547 	if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
3548 		hash_lut_size = 1;
3549 	val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
3550 		I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
3551 
3552 	/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
3553 	if (settings->enable_fdir)
3554 		val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
3555 	if (settings->enable_ethtype)
3556 		val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
3557 	if (settings->enable_macvlan)
3558 		val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
3559 
3560 	wr32(hw, I40E_PFQF_CTL_0, val);
3561 
3562 	return 0;
3563 }
3564 
3565 /**
3566  * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
3567  * @hw: pointer to the hw struct
3568  * @mac_addr: MAC address to use in the filter
3569  * @ethtype: Ethertype to use in the filter
3570  * @flags: Flags that needs to be applied to the filter
3571  * @vsi_seid: seid of the control VSI
3572  * @queue: VSI queue number to send the packet to
3573  * @is_add: Add control packet filter if True else remove
3574  * @stats: Structure to hold information on control filter counts
3575  * @cmd_details: pointer to command details structure or NULL
3576  *
3577  * This command will Add or Remove control packet filter for a control VSI.
3578  * In return it will update the total number of perfect filter count in
3579  * the stats member.
3580  **/
3581 i40e_status i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
3582 				u8 *mac_addr, u16 ethtype, u16 flags,
3583 				u16 vsi_seid, u16 queue, bool is_add,
3584 				struct i40e_control_filter_stats *stats,
3585 				struct i40e_asq_cmd_details *cmd_details)
3586 {
3587 	struct i40e_aq_desc desc;
3588 	struct i40e_aqc_add_remove_control_packet_filter *cmd =
3589 		(struct i40e_aqc_add_remove_control_packet_filter *)
3590 		&desc.params.raw;
3591 	struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
3592 		(struct i40e_aqc_add_remove_control_packet_filter_completion *)
3593 		&desc.params.raw;
3594 	i40e_status status;
3595 
3596 	if (vsi_seid == 0)
3597 		return I40E_ERR_PARAM;
3598 
3599 	if (is_add) {
3600 		i40e_fill_default_direct_cmd_desc(&desc,
3601 				i40e_aqc_opc_add_control_packet_filter);
3602 		cmd->queue = cpu_to_le16(queue);
3603 	} else {
3604 		i40e_fill_default_direct_cmd_desc(&desc,
3605 				i40e_aqc_opc_remove_control_packet_filter);
3606 	}
3607 
3608 	if (mac_addr)
3609 		memcpy(cmd->mac, mac_addr, ETH_ALEN);
3610 
3611 	cmd->etype = cpu_to_le16(ethtype);
3612 	cmd->flags = cpu_to_le16(flags);
3613 	cmd->seid = cpu_to_le16(vsi_seid);
3614 
3615 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3616 
3617 	if (!status && stats) {
3618 		stats->mac_etype_used = le16_to_cpu(resp->mac_etype_used);
3619 		stats->etype_used = le16_to_cpu(resp->etype_used);
3620 		stats->mac_etype_free = le16_to_cpu(resp->mac_etype_free);
3621 		stats->etype_free = le16_to_cpu(resp->etype_free);
3622 	}
3623 
3624 	return status;
3625 }
3626 
3627 /**
3628  * i40e_aq_alternate_read
3629  * @hw: pointer to the hardware structure
3630  * @reg_addr0: address of first dword to be read
3631  * @reg_val0: pointer for data read from 'reg_addr0'
3632  * @reg_addr1: address of second dword to be read
3633  * @reg_val1: pointer for data read from 'reg_addr1'
3634  *
3635  * Read one or two dwords from alternate structure. Fields are indicated
3636  * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer
3637  * is not passed then only register at 'reg_addr0' is read.
3638  *
3639  **/
3640 static i40e_status i40e_aq_alternate_read(struct i40e_hw *hw,
3641 					  u32 reg_addr0, u32 *reg_val0,
3642 					  u32 reg_addr1, u32 *reg_val1)
3643 {
3644 	struct i40e_aq_desc desc;
3645 	struct i40e_aqc_alternate_write *cmd_resp =
3646 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
3647 	i40e_status status;
3648 
3649 	if (!reg_val0)
3650 		return I40E_ERR_PARAM;
3651 
3652 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read);
3653 	cmd_resp->address0 = cpu_to_le32(reg_addr0);
3654 	cmd_resp->address1 = cpu_to_le32(reg_addr1);
3655 
3656 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
3657 
3658 	if (!status) {
3659 		*reg_val0 = le32_to_cpu(cmd_resp->data0);
3660 
3661 		if (reg_val1)
3662 			*reg_val1 = le32_to_cpu(cmd_resp->data1);
3663 	}
3664 
3665 	return status;
3666 }
3667 
3668 /**
3669  * i40e_aq_resume_port_tx
3670  * @hw: pointer to the hardware structure
3671  * @cmd_details: pointer to command details structure or NULL
3672  *
3673  * Resume port's Tx traffic
3674  **/
3675 i40e_status i40e_aq_resume_port_tx(struct i40e_hw *hw,
3676 				   struct i40e_asq_cmd_details *cmd_details)
3677 {
3678 	struct i40e_aq_desc desc;
3679 	i40e_status status;
3680 
3681 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_resume_port_tx);
3682 
3683 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3684 
3685 	return status;
3686 }
3687 
3688 /**
3689  * i40e_set_pci_config_data - store PCI bus info
3690  * @hw: pointer to hardware structure
3691  * @link_status: the link status word from PCI config space
3692  *
3693  * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
3694  **/
3695 void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
3696 {
3697 	hw->bus.type = i40e_bus_type_pci_express;
3698 
3699 	switch (link_status & PCI_EXP_LNKSTA_NLW) {
3700 	case PCI_EXP_LNKSTA_NLW_X1:
3701 		hw->bus.width = i40e_bus_width_pcie_x1;
3702 		break;
3703 	case PCI_EXP_LNKSTA_NLW_X2:
3704 		hw->bus.width = i40e_bus_width_pcie_x2;
3705 		break;
3706 	case PCI_EXP_LNKSTA_NLW_X4:
3707 		hw->bus.width = i40e_bus_width_pcie_x4;
3708 		break;
3709 	case PCI_EXP_LNKSTA_NLW_X8:
3710 		hw->bus.width = i40e_bus_width_pcie_x8;
3711 		break;
3712 	default:
3713 		hw->bus.width = i40e_bus_width_unknown;
3714 		break;
3715 	}
3716 
3717 	switch (link_status & PCI_EXP_LNKSTA_CLS) {
3718 	case PCI_EXP_LNKSTA_CLS_2_5GB:
3719 		hw->bus.speed = i40e_bus_speed_2500;
3720 		break;
3721 	case PCI_EXP_LNKSTA_CLS_5_0GB:
3722 		hw->bus.speed = i40e_bus_speed_5000;
3723 		break;
3724 	case PCI_EXP_LNKSTA_CLS_8_0GB:
3725 		hw->bus.speed = i40e_bus_speed_8000;
3726 		break;
3727 	default:
3728 		hw->bus.speed = i40e_bus_speed_unknown;
3729 		break;
3730 	}
3731 }
3732 
3733 /**
3734  * i40e_aq_debug_dump
3735  * @hw: pointer to the hardware structure
3736  * @cluster_id: specific cluster to dump
3737  * @table_id: table id within cluster
3738  * @start_index: index of line in the block to read
3739  * @buff_size: dump buffer size
3740  * @buff: dump buffer
3741  * @ret_buff_size: actual buffer size returned
3742  * @ret_next_table: next block to read
3743  * @ret_next_index: next index to read
3744  *
3745  * Dump internal FW/HW data for debug purposes.
3746  *
3747  **/
3748 i40e_status i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
3749 			       u8 table_id, u32 start_index, u16 buff_size,
3750 			       void *buff, u16 *ret_buff_size,
3751 			       u8 *ret_next_table, u32 *ret_next_index,
3752 			       struct i40e_asq_cmd_details *cmd_details)
3753 {
3754 	struct i40e_aq_desc desc;
3755 	struct i40e_aqc_debug_dump_internals *cmd =
3756 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
3757 	struct i40e_aqc_debug_dump_internals *resp =
3758 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
3759 	i40e_status status;
3760 
3761 	if (buff_size == 0 || !buff)
3762 		return I40E_ERR_PARAM;
3763 
3764 	i40e_fill_default_direct_cmd_desc(&desc,
3765 					  i40e_aqc_opc_debug_dump_internals);
3766 	/* Indirect Command */
3767 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3768 	if (buff_size > I40E_AQ_LARGE_BUF)
3769 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3770 
3771 	cmd->cluster_id = cluster_id;
3772 	cmd->table_id = table_id;
3773 	cmd->idx = cpu_to_le32(start_index);
3774 
3775 	desc.datalen = cpu_to_le16(buff_size);
3776 
3777 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3778 	if (!status) {
3779 		if (ret_buff_size)
3780 			*ret_buff_size = le16_to_cpu(desc.datalen);
3781 		if (ret_next_table)
3782 			*ret_next_table = resp->table_id;
3783 		if (ret_next_index)
3784 			*ret_next_index = le32_to_cpu(resp->idx);
3785 	}
3786 
3787 	return status;
3788 }
3789 
3790 /**
3791  * i40e_read_bw_from_alt_ram
3792  * @hw: pointer to the hardware structure
3793  * @max_bw: pointer for max_bw read
3794  * @min_bw: pointer for min_bw read
3795  * @min_valid: pointer for bool that is true if min_bw is a valid value
3796  * @max_valid: pointer for bool that is true if max_bw is a valid value
3797  *
3798  * Read bw from the alternate ram for the given pf
3799  **/
3800 i40e_status i40e_read_bw_from_alt_ram(struct i40e_hw *hw,
3801 				      u32 *max_bw, u32 *min_bw,
3802 				      bool *min_valid, bool *max_valid)
3803 {
3804 	i40e_status status;
3805 	u32 max_bw_addr, min_bw_addr;
3806 
3807 	/* Calculate the address of the min/max bw registers */
3808 	max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
3809 		      I40E_ALT_STRUCT_MAX_BW_OFFSET +
3810 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
3811 	min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
3812 		      I40E_ALT_STRUCT_MIN_BW_OFFSET +
3813 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
3814 
3815 	/* Read the bandwidths from alt ram */
3816 	status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw,
3817 					min_bw_addr, min_bw);
3818 
3819 	if (*min_bw & I40E_ALT_BW_VALID_MASK)
3820 		*min_valid = true;
3821 	else
3822 		*min_valid = false;
3823 
3824 	if (*max_bw & I40E_ALT_BW_VALID_MASK)
3825 		*max_valid = true;
3826 	else
3827 		*max_valid = false;
3828 
3829 	return status;
3830 }
3831 
3832 /**
3833  * i40e_aq_configure_partition_bw
3834  * @hw: pointer to the hardware structure
3835  * @bw_data: Buffer holding valid pfs and bw limits
3836  * @cmd_details: pointer to command details
3837  *
3838  * Configure partitions guaranteed/max bw
3839  **/
3840 i40e_status i40e_aq_configure_partition_bw(struct i40e_hw *hw,
3841 			struct i40e_aqc_configure_partition_bw_data *bw_data,
3842 			struct i40e_asq_cmd_details *cmd_details)
3843 {
3844 	i40e_status status;
3845 	struct i40e_aq_desc desc;
3846 	u16 bwd_size = sizeof(*bw_data);
3847 
3848 	i40e_fill_default_direct_cmd_desc(&desc,
3849 					  i40e_aqc_opc_configure_partition_bw);
3850 
3851 	/* Indirect command */
3852 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3853 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
3854 
3855 	if (bwd_size > I40E_AQ_LARGE_BUF)
3856 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3857 
3858 	desc.datalen = cpu_to_le16(bwd_size);
3859 
3860 	status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size,
3861 				       cmd_details);
3862 
3863 	return status;
3864 }
3865