xref: /dpdk/drivers/net/i40e/base/i40e_common.c (revision b53d106d)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2001-2020 Intel Corporation
3  */
4 
5 #include <inttypes.h>
6 
7 #include "i40e_type.h"
8 #include "i40e_adminq.h"
9 #include "i40e_prototype.h"
10 #include "virtchnl.h"
11 
12 /**
13  * i40e_set_mac_type - Sets MAC type
14  * @hw: pointer to the HW structure
15  *
16  * This function sets the mac type of the adapter based on the
17  * vendor ID and device ID stored in the hw structure.
18  **/
i40e_set_mac_type(struct i40e_hw * hw)19 enum i40e_status_code i40e_set_mac_type(struct i40e_hw *hw)
20 {
21 	enum i40e_status_code status = I40E_SUCCESS;
22 
23 	DEBUGFUNC("i40e_set_mac_type\n");
24 
25 	if (hw->vendor_id == I40E_INTEL_VENDOR_ID) {
26 		switch (hw->device_id) {
27 		case I40E_DEV_ID_SFP_XL710:
28 		case I40E_DEV_ID_QEMU:
29 		case I40E_DEV_ID_KX_B:
30 		case I40E_DEV_ID_KX_C:
31 		case I40E_DEV_ID_QSFP_A:
32 		case I40E_DEV_ID_QSFP_B:
33 		case I40E_DEV_ID_QSFP_C:
34 		case I40E_DEV_ID_10G_BASE_T:
35 		case I40E_DEV_ID_10G_BASE_T4:
36 		case I40E_DEV_ID_10G_BASE_T_BC:
37 		case I40E_DEV_ID_10G_B:
38 		case I40E_DEV_ID_10G_SFP:
39 		case I40E_DEV_ID_5G_BASE_T_BC:
40 		case I40E_DEV_ID_20G_KR2:
41 		case I40E_DEV_ID_20G_KR2_A:
42 		case I40E_DEV_ID_25G_B:
43 		case I40E_DEV_ID_25G_SFP28:
44 		case I40E_DEV_ID_X710_N3000:
45 		case I40E_DEV_ID_XXV710_N3000:
46 			hw->mac.type = I40E_MAC_XL710;
47 			break;
48 #ifdef X722_A0_SUPPORT
49 		case I40E_DEV_ID_X722_A0:
50 #endif
51 		case I40E_DEV_ID_KX_X722:
52 		case I40E_DEV_ID_QSFP_X722:
53 		case I40E_DEV_ID_SFP_X722:
54 		case I40E_DEV_ID_1G_BASE_T_X722:
55 		case I40E_DEV_ID_10G_BASE_T_X722:
56 		case I40E_DEV_ID_SFP_I_X722:
57 			hw->mac.type = I40E_MAC_X722;
58 			break;
59 #if defined(INTEGRATED_VF) || defined(VF_DRIVER)
60 		case I40E_DEV_ID_X722_VF:
61 #ifdef X722_A0_SUPPORT
62 		case I40E_DEV_ID_X722_A0_VF:
63 #endif
64 			hw->mac.type = I40E_MAC_X722_VF;
65 			break;
66 #endif /* INTEGRATED_VF || VF_DRIVER */
67 #if defined(INTEGRATED_VF) || defined(VF_DRIVER)
68 		case I40E_DEV_ID_VF:
69 		case I40E_DEV_ID_VF_HV:
70 		case I40E_DEV_ID_ADAPTIVE_VF:
71 			hw->mac.type = I40E_MAC_VF;
72 			break;
73 #endif
74 		default:
75 			hw->mac.type = I40E_MAC_GENERIC;
76 			break;
77 		}
78 	} else {
79 		status = I40E_ERR_DEVICE_NOT_SUPPORTED;
80 	}
81 
82 	DEBUGOUT2("i40e_set_mac_type found mac: %d, returns: %d\n",
83 		  hw->mac.type, status);
84 	return status;
85 }
86 
87 /**
88  * i40e_aq_str - convert AQ err code to a string
89  * @hw: pointer to the HW structure
90  * @aq_err: the AQ error code to convert
91  **/
i40e_aq_str(struct i40e_hw * hw,enum i40e_admin_queue_err aq_err)92 const char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err)
93 {
94 	switch (aq_err) {
95 	case I40E_AQ_RC_OK:
96 		return "OK";
97 	case I40E_AQ_RC_EPERM:
98 		return "I40E_AQ_RC_EPERM";
99 	case I40E_AQ_RC_ENOENT:
100 		return "I40E_AQ_RC_ENOENT";
101 	case I40E_AQ_RC_ESRCH:
102 		return "I40E_AQ_RC_ESRCH";
103 	case I40E_AQ_RC_EINTR:
104 		return "I40E_AQ_RC_EINTR";
105 	case I40E_AQ_RC_EIO:
106 		return "I40E_AQ_RC_EIO";
107 	case I40E_AQ_RC_ENXIO:
108 		return "I40E_AQ_RC_ENXIO";
109 	case I40E_AQ_RC_E2BIG:
110 		return "I40E_AQ_RC_E2BIG";
111 	case I40E_AQ_RC_EAGAIN:
112 		return "I40E_AQ_RC_EAGAIN";
113 	case I40E_AQ_RC_ENOMEM:
114 		return "I40E_AQ_RC_ENOMEM";
115 	case I40E_AQ_RC_EACCES:
116 		return "I40E_AQ_RC_EACCES";
117 	case I40E_AQ_RC_EFAULT:
118 		return "I40E_AQ_RC_EFAULT";
119 	case I40E_AQ_RC_EBUSY:
120 		return "I40E_AQ_RC_EBUSY";
121 	case I40E_AQ_RC_EEXIST:
122 		return "I40E_AQ_RC_EEXIST";
123 	case I40E_AQ_RC_EINVAL:
124 		return "I40E_AQ_RC_EINVAL";
125 	case I40E_AQ_RC_ENOTTY:
126 		return "I40E_AQ_RC_ENOTTY";
127 	case I40E_AQ_RC_ENOSPC:
128 		return "I40E_AQ_RC_ENOSPC";
129 	case I40E_AQ_RC_ENOSYS:
130 		return "I40E_AQ_RC_ENOSYS";
131 	case I40E_AQ_RC_ERANGE:
132 		return "I40E_AQ_RC_ERANGE";
133 	case I40E_AQ_RC_EFLUSHED:
134 		return "I40E_AQ_RC_EFLUSHED";
135 	case I40E_AQ_RC_BAD_ADDR:
136 		return "I40E_AQ_RC_BAD_ADDR";
137 	case I40E_AQ_RC_EMODE:
138 		return "I40E_AQ_RC_EMODE";
139 	case I40E_AQ_RC_EFBIG:
140 		return "I40E_AQ_RC_EFBIG";
141 	}
142 
143 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
144 	return hw->err_str;
145 }
146 
147 /**
148  * i40e_stat_str - convert status err code to a string
149  * @hw: pointer to the HW structure
150  * @stat_err: the status error code to convert
151  **/
i40e_stat_str(struct i40e_hw * hw,enum i40e_status_code stat_err)152 const char *i40e_stat_str(struct i40e_hw *hw, enum i40e_status_code stat_err)
153 {
154 	switch (stat_err) {
155 	case I40E_SUCCESS:
156 		return "OK";
157 	case I40E_ERR_NVM:
158 		return "I40E_ERR_NVM";
159 	case I40E_ERR_NVM_CHECKSUM:
160 		return "I40E_ERR_NVM_CHECKSUM";
161 	case I40E_ERR_PHY:
162 		return "I40E_ERR_PHY";
163 	case I40E_ERR_CONFIG:
164 		return "I40E_ERR_CONFIG";
165 	case I40E_ERR_PARAM:
166 		return "I40E_ERR_PARAM";
167 	case I40E_ERR_MAC_TYPE:
168 		return "I40E_ERR_MAC_TYPE";
169 	case I40E_ERR_UNKNOWN_PHY:
170 		return "I40E_ERR_UNKNOWN_PHY";
171 	case I40E_ERR_LINK_SETUP:
172 		return "I40E_ERR_LINK_SETUP";
173 	case I40E_ERR_ADAPTER_STOPPED:
174 		return "I40E_ERR_ADAPTER_STOPPED";
175 	case I40E_ERR_INVALID_MAC_ADDR:
176 		return "I40E_ERR_INVALID_MAC_ADDR";
177 	case I40E_ERR_DEVICE_NOT_SUPPORTED:
178 		return "I40E_ERR_DEVICE_NOT_SUPPORTED";
179 	case I40E_ERR_MASTER_REQUESTS_PENDING:
180 		return "I40E_ERR_MASTER_REQUESTS_PENDING";
181 	case I40E_ERR_INVALID_LINK_SETTINGS:
182 		return "I40E_ERR_INVALID_LINK_SETTINGS";
183 	case I40E_ERR_AUTONEG_NOT_COMPLETE:
184 		return "I40E_ERR_AUTONEG_NOT_COMPLETE";
185 	case I40E_ERR_RESET_FAILED:
186 		return "I40E_ERR_RESET_FAILED";
187 	case I40E_ERR_SWFW_SYNC:
188 		return "I40E_ERR_SWFW_SYNC";
189 	case I40E_ERR_NO_AVAILABLE_VSI:
190 		return "I40E_ERR_NO_AVAILABLE_VSI";
191 	case I40E_ERR_NO_MEMORY:
192 		return "I40E_ERR_NO_MEMORY";
193 	case I40E_ERR_BAD_PTR:
194 		return "I40E_ERR_BAD_PTR";
195 	case I40E_ERR_RING_FULL:
196 		return "I40E_ERR_RING_FULL";
197 	case I40E_ERR_INVALID_PD_ID:
198 		return "I40E_ERR_INVALID_PD_ID";
199 	case I40E_ERR_INVALID_QP_ID:
200 		return "I40E_ERR_INVALID_QP_ID";
201 	case I40E_ERR_INVALID_CQ_ID:
202 		return "I40E_ERR_INVALID_CQ_ID";
203 	case I40E_ERR_INVALID_CEQ_ID:
204 		return "I40E_ERR_INVALID_CEQ_ID";
205 	case I40E_ERR_INVALID_AEQ_ID:
206 		return "I40E_ERR_INVALID_AEQ_ID";
207 	case I40E_ERR_INVALID_SIZE:
208 		return "I40E_ERR_INVALID_SIZE";
209 	case I40E_ERR_INVALID_ARP_INDEX:
210 		return "I40E_ERR_INVALID_ARP_INDEX";
211 	case I40E_ERR_INVALID_FPM_FUNC_ID:
212 		return "I40E_ERR_INVALID_FPM_FUNC_ID";
213 	case I40E_ERR_QP_INVALID_MSG_SIZE:
214 		return "I40E_ERR_QP_INVALID_MSG_SIZE";
215 	case I40E_ERR_QP_TOOMANY_WRS_POSTED:
216 		return "I40E_ERR_QP_TOOMANY_WRS_POSTED";
217 	case I40E_ERR_INVALID_FRAG_COUNT:
218 		return "I40E_ERR_INVALID_FRAG_COUNT";
219 	case I40E_ERR_QUEUE_EMPTY:
220 		return "I40E_ERR_QUEUE_EMPTY";
221 	case I40E_ERR_INVALID_ALIGNMENT:
222 		return "I40E_ERR_INVALID_ALIGNMENT";
223 	case I40E_ERR_FLUSHED_QUEUE:
224 		return "I40E_ERR_FLUSHED_QUEUE";
225 	case I40E_ERR_INVALID_PUSH_PAGE_INDEX:
226 		return "I40E_ERR_INVALID_PUSH_PAGE_INDEX";
227 	case I40E_ERR_INVALID_IMM_DATA_SIZE:
228 		return "I40E_ERR_INVALID_IMM_DATA_SIZE";
229 	case I40E_ERR_TIMEOUT:
230 		return "I40E_ERR_TIMEOUT";
231 	case I40E_ERR_OPCODE_MISMATCH:
232 		return "I40E_ERR_OPCODE_MISMATCH";
233 	case I40E_ERR_CQP_COMPL_ERROR:
234 		return "I40E_ERR_CQP_COMPL_ERROR";
235 	case I40E_ERR_INVALID_VF_ID:
236 		return "I40E_ERR_INVALID_VF_ID";
237 	case I40E_ERR_INVALID_HMCFN_ID:
238 		return "I40E_ERR_INVALID_HMCFN_ID";
239 	case I40E_ERR_BACKING_PAGE_ERROR:
240 		return "I40E_ERR_BACKING_PAGE_ERROR";
241 	case I40E_ERR_NO_PBLCHUNKS_AVAILABLE:
242 		return "I40E_ERR_NO_PBLCHUNKS_AVAILABLE";
243 	case I40E_ERR_INVALID_PBLE_INDEX:
244 		return "I40E_ERR_INVALID_PBLE_INDEX";
245 	case I40E_ERR_INVALID_SD_INDEX:
246 		return "I40E_ERR_INVALID_SD_INDEX";
247 	case I40E_ERR_INVALID_PAGE_DESC_INDEX:
248 		return "I40E_ERR_INVALID_PAGE_DESC_INDEX";
249 	case I40E_ERR_INVALID_SD_TYPE:
250 		return "I40E_ERR_INVALID_SD_TYPE";
251 	case I40E_ERR_MEMCPY_FAILED:
252 		return "I40E_ERR_MEMCPY_FAILED";
253 	case I40E_ERR_INVALID_HMC_OBJ_INDEX:
254 		return "I40E_ERR_INVALID_HMC_OBJ_INDEX";
255 	case I40E_ERR_INVALID_HMC_OBJ_COUNT:
256 		return "I40E_ERR_INVALID_HMC_OBJ_COUNT";
257 	case I40E_ERR_INVALID_SRQ_ARM_LIMIT:
258 		return "I40E_ERR_INVALID_SRQ_ARM_LIMIT";
259 	case I40E_ERR_SRQ_ENABLED:
260 		return "I40E_ERR_SRQ_ENABLED";
261 	case I40E_ERR_ADMIN_QUEUE_ERROR:
262 		return "I40E_ERR_ADMIN_QUEUE_ERROR";
263 	case I40E_ERR_ADMIN_QUEUE_TIMEOUT:
264 		return "I40E_ERR_ADMIN_QUEUE_TIMEOUT";
265 	case I40E_ERR_BUF_TOO_SHORT:
266 		return "I40E_ERR_BUF_TOO_SHORT";
267 	case I40E_ERR_ADMIN_QUEUE_FULL:
268 		return "I40E_ERR_ADMIN_QUEUE_FULL";
269 	case I40E_ERR_ADMIN_QUEUE_NO_WORK:
270 		return "I40E_ERR_ADMIN_QUEUE_NO_WORK";
271 	case I40E_ERR_BAD_IWARP_CQE:
272 		return "I40E_ERR_BAD_IWARP_CQE";
273 	case I40E_ERR_NVM_BLANK_MODE:
274 		return "I40E_ERR_NVM_BLANK_MODE";
275 	case I40E_ERR_NOT_IMPLEMENTED:
276 		return "I40E_ERR_NOT_IMPLEMENTED";
277 	case I40E_ERR_PE_DOORBELL_NOT_ENABLED:
278 		return "I40E_ERR_PE_DOORBELL_NOT_ENABLED";
279 	case I40E_ERR_DIAG_TEST_FAILED:
280 		return "I40E_ERR_DIAG_TEST_FAILED";
281 	case I40E_ERR_NOT_READY:
282 		return "I40E_ERR_NOT_READY";
283 	case I40E_NOT_SUPPORTED:
284 		return "I40E_NOT_SUPPORTED";
285 	case I40E_ERR_FIRMWARE_API_VERSION:
286 		return "I40E_ERR_FIRMWARE_API_VERSION";
287 	case I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR:
288 		return "I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR";
289 	}
290 
291 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
292 	return hw->err_str;
293 }
294 
295 /**
296  * i40e_debug_aq
297  * @hw: debug mask related to admin queue
298  * @mask: debug mask
299  * @desc: pointer to admin queue descriptor
300  * @buffer: pointer to command buffer
301  * @buf_len: max length of buffer
302  *
303  * Dumps debug log about adminq command with descriptor contents.
304  **/
i40e_debug_aq(struct i40e_hw * hw,enum i40e_debug_mask mask,void * desc,void * buffer,u16 buf_len)305 void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
306 		   void *buffer, u16 buf_len)
307 {
308 	struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
309 	u32 effective_mask = hw->debug_mask & mask;
310 	u8 *buf = (u8 *)buffer;
311 	u16 len;
312 	u16 i;
313 
314 	if (!effective_mask || !desc)
315 		return;
316 
317 	len = LE16_TO_CPU(aq_desc->datalen);
318 
319 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
320 		   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
321 		   LE16_TO_CPU(aq_desc->opcode),
322 		   LE16_TO_CPU(aq_desc->flags),
323 		   LE16_TO_CPU(aq_desc->datalen),
324 		   LE16_TO_CPU(aq_desc->retval));
325 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
326 		   "\tcookie (h,l) 0x%08X 0x%08X\n",
327 		   LE32_TO_CPU(aq_desc->cookie_high),
328 		   LE32_TO_CPU(aq_desc->cookie_low));
329 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
330 		   "\tparam (0,1)  0x%08X 0x%08X\n",
331 		   LE32_TO_CPU(aq_desc->params.internal.param0),
332 		   LE32_TO_CPU(aq_desc->params.internal.param1));
333 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
334 		   "\taddr (h,l)   0x%08X 0x%08X\n",
335 		   LE32_TO_CPU(aq_desc->params.external.addr_high),
336 		   LE32_TO_CPU(aq_desc->params.external.addr_low));
337 
338 	if (buffer && (buf_len != 0) && (len != 0) &&
339 	    (effective_mask & I40E_DEBUG_AQ_DESC_BUFFER)) {
340 		i40e_debug(hw, mask, "AQ CMD Buffer:\n");
341 		if (buf_len < len)
342 			len = buf_len;
343 		/* write the full 16-byte chunks */
344 		for (i = 0; i < (len - 16); i += 16)
345 			i40e_debug(hw, mask,
346 				   "\t0x%04X  %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n",
347 				   i, buf[i], buf[i+1], buf[i+2], buf[i+3],
348 				   buf[i+4], buf[i+5], buf[i+6], buf[i+7],
349 				   buf[i+8], buf[i+9], buf[i+10], buf[i+11],
350 				   buf[i+12], buf[i+13], buf[i+14], buf[i+15]);
351 		/* the most we could have left is 16 bytes, pad with zeros */
352 		if (i < len) {
353 			char d_buf[16];
354 			int j, i_sav;
355 
356 			i_sav = i;
357 			memset(d_buf, 0, sizeof(d_buf));
358 			for (j = 0; i < len; j++, i++)
359 				d_buf[j] = buf[i];
360 			i40e_debug(hw, mask,
361 				   "\t0x%04X  %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n",
362 				   i_sav, d_buf[0], d_buf[1], d_buf[2], d_buf[3],
363 				   d_buf[4], d_buf[5], d_buf[6], d_buf[7],
364 				   d_buf[8], d_buf[9], d_buf[10], d_buf[11],
365 				   d_buf[12], d_buf[13], d_buf[14], d_buf[15]);
366 		}
367 	}
368 }
369 
370 /**
371  * i40e_check_asq_alive
372  * @hw: pointer to the hw struct
373  *
374  * Returns true if Queue is enabled else false.
375  **/
i40e_check_asq_alive(struct i40e_hw * hw)376 bool i40e_check_asq_alive(struct i40e_hw *hw)
377 {
378 	if (hw->aq.asq.len)
379 #ifdef PF_DRIVER
380 #ifdef INTEGRATED_VF
381 		if (!i40e_is_vf(hw))
382 			return !!(rd32(hw, hw->aq.asq.len) &
383 				I40E_PF_ATQLEN_ATQENABLE_MASK);
384 #else
385 		return !!(rd32(hw, hw->aq.asq.len) &
386 			I40E_PF_ATQLEN_ATQENABLE_MASK);
387 #endif /* INTEGRATED_VF */
388 #endif /* PF_DRIVER */
389 #ifdef VF_DRIVER
390 #ifdef INTEGRATED_VF
391 		if (i40e_is_vf(hw))
392 			return !!(rd32(hw, hw->aq.asq.len) &
393 				I40E_VF_ATQLEN1_ATQENABLE_MASK);
394 #else
395 		return !!(rd32(hw, hw->aq.asq.len) &
396 			I40E_VF_ATQLEN1_ATQENABLE_MASK);
397 #endif /* INTEGRATED_VF */
398 #endif /* VF_DRIVER */
399 	return false;
400 }
401 
402 /**
403  * i40e_aq_queue_shutdown
404  * @hw: pointer to the hw struct
405  * @unloading: is the driver unloading itself
406  *
407  * Tell the Firmware that we're shutting down the AdminQ and whether
408  * or not the driver is unloading as well.
409  **/
i40e_aq_queue_shutdown(struct i40e_hw * hw,bool unloading)410 enum i40e_status_code i40e_aq_queue_shutdown(struct i40e_hw *hw,
411 					     bool unloading)
412 {
413 	struct i40e_aq_desc desc;
414 	struct i40e_aqc_queue_shutdown *cmd =
415 		(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
416 	enum i40e_status_code status;
417 
418 	i40e_fill_default_direct_cmd_desc(&desc,
419 					  i40e_aqc_opc_queue_shutdown);
420 
421 	if (unloading)
422 		cmd->driver_unloading = CPU_TO_LE32(I40E_AQ_DRIVER_UNLOADING);
423 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
424 
425 	return status;
426 }
427 
428 /**
429  * i40e_aq_get_set_rss_lut
430  * @hw: pointer to the hardware structure
431  * @vsi_id: vsi fw index
432  * @pf_lut: for PF table set true, for VSI table set false
433  * @lut: pointer to the lut buffer provided by the caller
434  * @lut_size: size of the lut buffer
435  * @set: set true to set the table, false to get the table
436  *
437  * Internal function to get or set RSS look up table
438  **/
i40e_aq_get_set_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size,bool set)439 STATIC enum i40e_status_code i40e_aq_get_set_rss_lut(struct i40e_hw *hw,
440 						     u16 vsi_id, bool pf_lut,
441 						     u8 *lut, u16 lut_size,
442 						     bool set)
443 {
444 	enum i40e_status_code status;
445 	struct i40e_aq_desc desc;
446 	struct i40e_aqc_get_set_rss_lut *cmd_resp =
447 		   (struct i40e_aqc_get_set_rss_lut *)&desc.params.raw;
448 
449 	if (set)
450 		i40e_fill_default_direct_cmd_desc(&desc,
451 						  i40e_aqc_opc_set_rss_lut);
452 	else
453 		i40e_fill_default_direct_cmd_desc(&desc,
454 						  i40e_aqc_opc_get_rss_lut);
455 
456 	/* Indirect command */
457 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
458 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
459 
460 	cmd_resp->vsi_id =
461 			CPU_TO_LE16((u16)((vsi_id <<
462 					  I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) &
463 					  I40E_AQC_SET_RSS_LUT_VSI_ID_MASK));
464 	cmd_resp->vsi_id |= CPU_TO_LE16((u16)I40E_AQC_SET_RSS_LUT_VSI_VALID);
465 
466 	if (pf_lut)
467 		cmd_resp->flags |= CPU_TO_LE16((u16)
468 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF <<
469 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
470 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
471 	else
472 		cmd_resp->flags |= CPU_TO_LE16((u16)
473 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI <<
474 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
475 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
476 
477 	status = i40e_asq_send_command(hw, &desc, lut, lut_size, NULL);
478 
479 	return status;
480 }
481 
482 /**
483  * i40e_aq_get_rss_lut
484  * @hw: pointer to the hardware structure
485  * @vsi_id: vsi fw index
486  * @pf_lut: for PF table set true, for VSI table set false
487  * @lut: pointer to the lut buffer provided by the caller
488  * @lut_size: size of the lut buffer
489  *
490  * get the RSS lookup table, PF or VSI type
491  **/
i40e_aq_get_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size)492 enum i40e_status_code i40e_aq_get_rss_lut(struct i40e_hw *hw, u16 vsi_id,
493 					  bool pf_lut, u8 *lut, u16 lut_size)
494 {
495 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size,
496 				       false);
497 }
498 
499 /**
500  * i40e_aq_set_rss_lut
501  * @hw: pointer to the hardware structure
502  * @vsi_id: vsi fw index
503  * @pf_lut: for PF table set true, for VSI table set false
504  * @lut: pointer to the lut buffer provided by the caller
505  * @lut_size: size of the lut buffer
506  *
507  * set the RSS lookup table, PF or VSI type
508  **/
i40e_aq_set_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size)509 enum i40e_status_code i40e_aq_set_rss_lut(struct i40e_hw *hw, u16 vsi_id,
510 					  bool pf_lut, u8 *lut, u16 lut_size)
511 {
512 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true);
513 }
514 
515 /**
516  * i40e_aq_get_set_rss_key
517  * @hw: pointer to the hw struct
518  * @vsi_id: vsi fw index
519  * @key: pointer to key info struct
520  * @set: set true to set the key, false to get the key
521  *
522  * get the RSS key per VSI
523  **/
i40e_aq_get_set_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key,bool set)524 STATIC enum i40e_status_code i40e_aq_get_set_rss_key(struct i40e_hw *hw,
525 				      u16 vsi_id,
526 				      struct i40e_aqc_get_set_rss_key_data *key,
527 				      bool set)
528 {
529 	enum i40e_status_code status;
530 	struct i40e_aq_desc desc;
531 	struct i40e_aqc_get_set_rss_key *cmd_resp =
532 			(struct i40e_aqc_get_set_rss_key *)&desc.params.raw;
533 	u16 key_size = sizeof(struct i40e_aqc_get_set_rss_key_data);
534 
535 	if (set)
536 		i40e_fill_default_direct_cmd_desc(&desc,
537 						  i40e_aqc_opc_set_rss_key);
538 	else
539 		i40e_fill_default_direct_cmd_desc(&desc,
540 						  i40e_aqc_opc_get_rss_key);
541 
542 	/* Indirect command */
543 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
544 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
545 
546 	cmd_resp->vsi_id =
547 			CPU_TO_LE16((u16)((vsi_id <<
548 					  I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) &
549 					  I40E_AQC_SET_RSS_KEY_VSI_ID_MASK));
550 	cmd_resp->vsi_id |= CPU_TO_LE16((u16)I40E_AQC_SET_RSS_KEY_VSI_VALID);
551 
552 	status = i40e_asq_send_command(hw, &desc, key, key_size, NULL);
553 
554 	return status;
555 }
556 
557 /**
558  * i40e_aq_get_rss_key
559  * @hw: pointer to the hw struct
560  * @vsi_id: vsi fw index
561  * @key: pointer to key info struct
562  *
563  **/
i40e_aq_get_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key)564 enum i40e_status_code i40e_aq_get_rss_key(struct i40e_hw *hw,
565 				      u16 vsi_id,
566 				      struct i40e_aqc_get_set_rss_key_data *key)
567 {
568 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, false);
569 }
570 
571 /**
572  * i40e_aq_set_rss_key
573  * @hw: pointer to the hw struct
574  * @vsi_id: vsi fw index
575  * @key: pointer to key info struct
576  *
577  * set the RSS key per VSI
578  **/
i40e_aq_set_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key)579 enum i40e_status_code i40e_aq_set_rss_key(struct i40e_hw *hw,
580 				      u16 vsi_id,
581 				      struct i40e_aqc_get_set_rss_key_data *key)
582 {
583 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, true);
584 }
585 
586 /* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
587  * hardware to a bit-field that can be used by SW to more easily determine the
588  * packet type.
589  *
590  * Macros are used to shorten the table lines and make this table human
591  * readable.
592  *
593  * We store the PTYPE in the top byte of the bit field - this is just so that
594  * we can check that the table doesn't have a row missing, as the index into
595  * the table should be the PTYPE.
596  *
597  * Typical work flow:
598  *
599  * IF NOT i40e_ptype_lookup[ptype].known
600  * THEN
601  *      Packet is unknown
602  * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
603  *      Use the rest of the fields to look at the tunnels, inner protocols, etc
604  * ELSE
605  *      Use the enum i40e_rx_l2_ptype to decode the packet type
606  * ENDIF
607  */
608 
609 /* macro to make the table lines short */
610 #define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
611 	{	PTYPE, \
612 		1, \
613 		I40E_RX_PTYPE_OUTER_##OUTER_IP, \
614 		I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
615 		I40E_RX_PTYPE_##OUTER_FRAG, \
616 		I40E_RX_PTYPE_TUNNEL_##T, \
617 		I40E_RX_PTYPE_TUNNEL_END_##TE, \
618 		I40E_RX_PTYPE_##TEF, \
619 		I40E_RX_PTYPE_INNER_PROT_##I, \
620 		I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
621 
622 #define I40E_PTT_UNUSED_ENTRY(PTYPE) \
623 		{ PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
624 
625 /* shorter macros makes the table fit but are terse */
626 #define I40E_RX_PTYPE_NOF		I40E_RX_PTYPE_NOT_FRAG
627 #define I40E_RX_PTYPE_FRG		I40E_RX_PTYPE_FRAG
628 #define I40E_RX_PTYPE_INNER_PROT_TS	I40E_RX_PTYPE_INNER_PROT_TIMESYNC
629 
630 /* Lookup table mapping the HW PTYPE to the bit field for decoding */
631 struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
632 	/* L2 Packet types */
633 	I40E_PTT_UNUSED_ENTRY(0),
634 	I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
635 	I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
636 	I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
637 	I40E_PTT_UNUSED_ENTRY(4),
638 	I40E_PTT_UNUSED_ENTRY(5),
639 	I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
640 	I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
641 	I40E_PTT_UNUSED_ENTRY(8),
642 	I40E_PTT_UNUSED_ENTRY(9),
643 	I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
644 	I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
645 	I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
646 	I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
647 	I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
648 	I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
649 	I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
650 	I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
651 	I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
652 	I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
653 	I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
654 	I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
655 
656 	/* Non Tunneled IPv4 */
657 	I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
658 	I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
659 	I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
660 	I40E_PTT_UNUSED_ENTRY(25),
661 	I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
662 	I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
663 	I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
664 
665 	/* IPv4 --> IPv4 */
666 	I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
667 	I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
668 	I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
669 	I40E_PTT_UNUSED_ENTRY(32),
670 	I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
671 	I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
672 	I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
673 
674 	/* IPv4 --> IPv6 */
675 	I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
676 	I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
677 	I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
678 	I40E_PTT_UNUSED_ENTRY(39),
679 	I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
680 	I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
681 	I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
682 
683 	/* IPv4 --> GRE/NAT */
684 	I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
685 
686 	/* IPv4 --> GRE/NAT --> IPv4 */
687 	I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
688 	I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
689 	I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
690 	I40E_PTT_UNUSED_ENTRY(47),
691 	I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
692 	I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
693 	I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
694 
695 	/* IPv4 --> GRE/NAT --> IPv6 */
696 	I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
697 	I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
698 	I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
699 	I40E_PTT_UNUSED_ENTRY(54),
700 	I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
701 	I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
702 	I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
703 
704 	/* IPv4 --> GRE/NAT --> MAC */
705 	I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
706 
707 	/* IPv4 --> GRE/NAT --> MAC --> IPv4 */
708 	I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
709 	I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
710 	I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
711 	I40E_PTT_UNUSED_ENTRY(62),
712 	I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
713 	I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
714 	I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
715 
716 	/* IPv4 --> GRE/NAT -> MAC --> IPv6 */
717 	I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
718 	I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
719 	I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
720 	I40E_PTT_UNUSED_ENTRY(69),
721 	I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
722 	I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
723 	I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
724 
725 	/* IPv4 --> GRE/NAT --> MAC/VLAN */
726 	I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
727 
728 	/* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
729 	I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
730 	I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
731 	I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
732 	I40E_PTT_UNUSED_ENTRY(77),
733 	I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
734 	I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
735 	I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
736 
737 	/* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
738 	I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
739 	I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
740 	I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
741 	I40E_PTT_UNUSED_ENTRY(84),
742 	I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
743 	I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
744 	I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
745 
746 	/* Non Tunneled IPv6 */
747 	I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
748 	I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
749 	I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY4),
750 	I40E_PTT_UNUSED_ENTRY(91),
751 	I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
752 	I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
753 	I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
754 
755 	/* IPv6 --> IPv4 */
756 	I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
757 	I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
758 	I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
759 	I40E_PTT_UNUSED_ENTRY(98),
760 	I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
761 	I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
762 	I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
763 
764 	/* IPv6 --> IPv6 */
765 	I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
766 	I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
767 	I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
768 	I40E_PTT_UNUSED_ENTRY(105),
769 	I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
770 	I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
771 	I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
772 
773 	/* IPv6 --> GRE/NAT */
774 	I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
775 
776 	/* IPv6 --> GRE/NAT -> IPv4 */
777 	I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
778 	I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
779 	I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
780 	I40E_PTT_UNUSED_ENTRY(113),
781 	I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
782 	I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
783 	I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
784 
785 	/* IPv6 --> GRE/NAT -> IPv6 */
786 	I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
787 	I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
788 	I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
789 	I40E_PTT_UNUSED_ENTRY(120),
790 	I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
791 	I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
792 	I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
793 
794 	/* IPv6 --> GRE/NAT -> MAC */
795 	I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
796 
797 	/* IPv6 --> GRE/NAT -> MAC -> IPv4 */
798 	I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
799 	I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
800 	I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
801 	I40E_PTT_UNUSED_ENTRY(128),
802 	I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
803 	I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
804 	I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
805 
806 	/* IPv6 --> GRE/NAT -> MAC -> IPv6 */
807 	I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
808 	I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
809 	I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
810 	I40E_PTT_UNUSED_ENTRY(135),
811 	I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
812 	I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
813 	I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
814 
815 	/* IPv6 --> GRE/NAT -> MAC/VLAN */
816 	I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
817 
818 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
819 	I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
820 	I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
821 	I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
822 	I40E_PTT_UNUSED_ENTRY(143),
823 	I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
824 	I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
825 	I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
826 
827 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
828 	I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
829 	I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
830 	I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
831 	I40E_PTT_UNUSED_ENTRY(150),
832 	I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
833 	I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
834 	I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
835 
836 	/* unused entries */
837 	I40E_PTT_UNUSED_ENTRY(154),
838 	I40E_PTT_UNUSED_ENTRY(155),
839 	I40E_PTT_UNUSED_ENTRY(156),
840 	I40E_PTT_UNUSED_ENTRY(157),
841 	I40E_PTT_UNUSED_ENTRY(158),
842 	I40E_PTT_UNUSED_ENTRY(159),
843 
844 	I40E_PTT_UNUSED_ENTRY(160),
845 	I40E_PTT_UNUSED_ENTRY(161),
846 	I40E_PTT_UNUSED_ENTRY(162),
847 	I40E_PTT_UNUSED_ENTRY(163),
848 	I40E_PTT_UNUSED_ENTRY(164),
849 	I40E_PTT_UNUSED_ENTRY(165),
850 	I40E_PTT_UNUSED_ENTRY(166),
851 	I40E_PTT_UNUSED_ENTRY(167),
852 	I40E_PTT_UNUSED_ENTRY(168),
853 	I40E_PTT_UNUSED_ENTRY(169),
854 
855 	I40E_PTT_UNUSED_ENTRY(170),
856 	I40E_PTT_UNUSED_ENTRY(171),
857 	I40E_PTT_UNUSED_ENTRY(172),
858 	I40E_PTT_UNUSED_ENTRY(173),
859 	I40E_PTT_UNUSED_ENTRY(174),
860 	I40E_PTT_UNUSED_ENTRY(175),
861 	I40E_PTT_UNUSED_ENTRY(176),
862 	I40E_PTT_UNUSED_ENTRY(177),
863 	I40E_PTT_UNUSED_ENTRY(178),
864 	I40E_PTT_UNUSED_ENTRY(179),
865 
866 	I40E_PTT_UNUSED_ENTRY(180),
867 	I40E_PTT_UNUSED_ENTRY(181),
868 	I40E_PTT_UNUSED_ENTRY(182),
869 	I40E_PTT_UNUSED_ENTRY(183),
870 	I40E_PTT_UNUSED_ENTRY(184),
871 	I40E_PTT_UNUSED_ENTRY(185),
872 	I40E_PTT_UNUSED_ENTRY(186),
873 	I40E_PTT_UNUSED_ENTRY(187),
874 	I40E_PTT_UNUSED_ENTRY(188),
875 	I40E_PTT_UNUSED_ENTRY(189),
876 
877 	I40E_PTT_UNUSED_ENTRY(190),
878 	I40E_PTT_UNUSED_ENTRY(191),
879 	I40E_PTT_UNUSED_ENTRY(192),
880 	I40E_PTT_UNUSED_ENTRY(193),
881 	I40E_PTT_UNUSED_ENTRY(194),
882 	I40E_PTT_UNUSED_ENTRY(195),
883 	I40E_PTT_UNUSED_ENTRY(196),
884 	I40E_PTT_UNUSED_ENTRY(197),
885 	I40E_PTT_UNUSED_ENTRY(198),
886 	I40E_PTT_UNUSED_ENTRY(199),
887 
888 	I40E_PTT_UNUSED_ENTRY(200),
889 	I40E_PTT_UNUSED_ENTRY(201),
890 	I40E_PTT_UNUSED_ENTRY(202),
891 	I40E_PTT_UNUSED_ENTRY(203),
892 	I40E_PTT_UNUSED_ENTRY(204),
893 	I40E_PTT_UNUSED_ENTRY(205),
894 	I40E_PTT_UNUSED_ENTRY(206),
895 	I40E_PTT_UNUSED_ENTRY(207),
896 	I40E_PTT_UNUSED_ENTRY(208),
897 	I40E_PTT_UNUSED_ENTRY(209),
898 
899 	I40E_PTT_UNUSED_ENTRY(210),
900 	I40E_PTT_UNUSED_ENTRY(211),
901 	I40E_PTT_UNUSED_ENTRY(212),
902 	I40E_PTT_UNUSED_ENTRY(213),
903 	I40E_PTT_UNUSED_ENTRY(214),
904 	I40E_PTT_UNUSED_ENTRY(215),
905 	I40E_PTT_UNUSED_ENTRY(216),
906 	I40E_PTT_UNUSED_ENTRY(217),
907 	I40E_PTT_UNUSED_ENTRY(218),
908 	I40E_PTT_UNUSED_ENTRY(219),
909 
910 	I40E_PTT_UNUSED_ENTRY(220),
911 	I40E_PTT_UNUSED_ENTRY(221),
912 	I40E_PTT_UNUSED_ENTRY(222),
913 	I40E_PTT_UNUSED_ENTRY(223),
914 	I40E_PTT_UNUSED_ENTRY(224),
915 	I40E_PTT_UNUSED_ENTRY(225),
916 	I40E_PTT_UNUSED_ENTRY(226),
917 	I40E_PTT_UNUSED_ENTRY(227),
918 	I40E_PTT_UNUSED_ENTRY(228),
919 	I40E_PTT_UNUSED_ENTRY(229),
920 
921 	I40E_PTT_UNUSED_ENTRY(230),
922 	I40E_PTT_UNUSED_ENTRY(231),
923 	I40E_PTT_UNUSED_ENTRY(232),
924 	I40E_PTT_UNUSED_ENTRY(233),
925 	I40E_PTT_UNUSED_ENTRY(234),
926 	I40E_PTT_UNUSED_ENTRY(235),
927 	I40E_PTT_UNUSED_ENTRY(236),
928 	I40E_PTT_UNUSED_ENTRY(237),
929 	I40E_PTT_UNUSED_ENTRY(238),
930 	I40E_PTT_UNUSED_ENTRY(239),
931 
932 	I40E_PTT_UNUSED_ENTRY(240),
933 	I40E_PTT_UNUSED_ENTRY(241),
934 	I40E_PTT_UNUSED_ENTRY(242),
935 	I40E_PTT_UNUSED_ENTRY(243),
936 	I40E_PTT_UNUSED_ENTRY(244),
937 	I40E_PTT_UNUSED_ENTRY(245),
938 	I40E_PTT_UNUSED_ENTRY(246),
939 	I40E_PTT_UNUSED_ENTRY(247),
940 	I40E_PTT_UNUSED_ENTRY(248),
941 	I40E_PTT_UNUSED_ENTRY(249),
942 
943 	I40E_PTT_UNUSED_ENTRY(250),
944 	I40E_PTT_UNUSED_ENTRY(251),
945 	I40E_PTT_UNUSED_ENTRY(252),
946 	I40E_PTT_UNUSED_ENTRY(253),
947 	I40E_PTT_UNUSED_ENTRY(254),
948 	I40E_PTT_UNUSED_ENTRY(255)
949 };
950 
951 
952 /**
953  * i40e_validate_mac_addr - Validate unicast MAC address
954  * @mac_addr: pointer to MAC address
955  *
956  * Tests a MAC address to ensure it is a valid Individual Address
957  **/
i40e_validate_mac_addr(u8 * mac_addr)958 enum i40e_status_code i40e_validate_mac_addr(u8 *mac_addr)
959 {
960 	enum i40e_status_code status = I40E_SUCCESS;
961 
962 	DEBUGFUNC("i40e_validate_mac_addr");
963 
964 	/* Broadcast addresses ARE multicast addresses
965 	 * Make sure it is not a multicast address
966 	 * Reject the zero address
967 	 */
968 	if (I40E_IS_MULTICAST(mac_addr) ||
969 	    (mac_addr[0] == 0 && mac_addr[1] == 0 && mac_addr[2] == 0 &&
970 	      mac_addr[3] == 0 && mac_addr[4] == 0 && mac_addr[5] == 0))
971 		status = I40E_ERR_INVALID_MAC_ADDR;
972 
973 	return status;
974 }
975 #ifdef PF_DRIVER
976 
977 /**
978  * i40e_init_shared_code - Initialize the shared code
979  * @hw: pointer to hardware structure
980  *
981  * This assigns the MAC type and PHY code and inits the NVM.
982  * Does not touch the hardware. This function must be called prior to any
983  * other function in the shared code. The i40e_hw structure should be
984  * memset to 0 prior to calling this function.  The following fields in
985  * hw structure should be filled in prior to calling this function:
986  * hw_addr, back, device_id, vendor_id, subsystem_device_id,
987  * subsystem_vendor_id, and revision_id
988  **/
i40e_init_shared_code(struct i40e_hw * hw)989 enum i40e_status_code i40e_init_shared_code(struct i40e_hw *hw)
990 {
991 	enum i40e_status_code status = I40E_SUCCESS;
992 	u32 port, ari, func_rid;
993 
994 	DEBUGFUNC("i40e_init_shared_code");
995 
996 	i40e_set_mac_type(hw);
997 
998 	switch (hw->mac.type) {
999 	case I40E_MAC_XL710:
1000 	case I40E_MAC_X722:
1001 		break;
1002 	default:
1003 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
1004 	}
1005 
1006 	hw->phy.get_link_info = true;
1007 
1008 	/* Determine port number and PF number*/
1009 	port = (rd32(hw, I40E_PFGEN_PORTNUM) & I40E_PFGEN_PORTNUM_PORT_NUM_MASK)
1010 					   >> I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT;
1011 	hw->port = (u8)port;
1012 	ari = (rd32(hw, I40E_GLPCI_CAPSUP) & I40E_GLPCI_CAPSUP_ARI_EN_MASK) >>
1013 						 I40E_GLPCI_CAPSUP_ARI_EN_SHIFT;
1014 	func_rid = rd32(hw, I40E_PF_FUNC_RID);
1015 	if (ari)
1016 		hw->pf_id = (u8)(func_rid & 0xff);
1017 	else
1018 		hw->pf_id = (u8)(func_rid & 0x7);
1019 
1020 	if (hw->mac.type == I40E_MAC_X722)
1021 		hw->flags |= I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE |
1022 			     I40E_HW_FLAG_NVM_READ_REQUIRES_LOCK;
1023 	/* NVMUpdate features structure initialization */
1024 	hw->nvmupd_features.major = I40E_NVMUPD_FEATURES_API_VER_MAJOR;
1025 	hw->nvmupd_features.minor = I40E_NVMUPD_FEATURES_API_VER_MINOR;
1026 	hw->nvmupd_features.size = sizeof(hw->nvmupd_features);
1027 	i40e_memset(hw->nvmupd_features.features, 0x0,
1028 		    I40E_NVMUPD_FEATURES_API_FEATURES_ARRAY_LEN *
1029 		    sizeof(*hw->nvmupd_features.features),
1030 		    I40E_NONDMA_MEM);
1031 
1032 	/* No features supported at the moment */
1033 	hw->nvmupd_features.features[0] = 0;
1034 
1035 	status = i40e_init_nvm(hw);
1036 	return status;
1037 }
1038 
1039 /**
1040  * i40e_aq_mac_address_read - Retrieve the MAC addresses
1041  * @hw: pointer to the hw struct
1042  * @flags: a return indicator of what addresses were added to the addr store
1043  * @addrs: the requestor's mac addr store
1044  * @cmd_details: pointer to command details structure or NULL
1045  **/
i40e_aq_mac_address_read(struct i40e_hw * hw,u16 * flags,struct i40e_aqc_mac_address_read_data * addrs,struct i40e_asq_cmd_details * cmd_details)1046 STATIC enum i40e_status_code i40e_aq_mac_address_read(struct i40e_hw *hw,
1047 				   u16 *flags,
1048 				   struct i40e_aqc_mac_address_read_data *addrs,
1049 				   struct i40e_asq_cmd_details *cmd_details)
1050 {
1051 	struct i40e_aq_desc desc;
1052 	struct i40e_aqc_mac_address_read *cmd_data =
1053 		(struct i40e_aqc_mac_address_read *)&desc.params.raw;
1054 	enum i40e_status_code status;
1055 
1056 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
1057 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
1058 
1059 	status = i40e_asq_send_command(hw, &desc, addrs,
1060 				       sizeof(*addrs), cmd_details);
1061 	*flags = LE16_TO_CPU(cmd_data->command_flags);
1062 
1063 	return status;
1064 }
1065 
1066 /**
1067  * i40e_aq_mac_address_write - Change the MAC addresses
1068  * @hw: pointer to the hw struct
1069  * @flags: indicates which MAC to be written
1070  * @mac_addr: address to write
1071  * @cmd_details: pointer to command details structure or NULL
1072  **/
i40e_aq_mac_address_write(struct i40e_hw * hw,u16 flags,u8 * mac_addr,struct i40e_asq_cmd_details * cmd_details)1073 enum i40e_status_code i40e_aq_mac_address_write(struct i40e_hw *hw,
1074 				    u16 flags, u8 *mac_addr,
1075 				    struct i40e_asq_cmd_details *cmd_details)
1076 {
1077 	struct i40e_aq_desc desc;
1078 	struct i40e_aqc_mac_address_write *cmd_data =
1079 		(struct i40e_aqc_mac_address_write *)&desc.params.raw;
1080 	enum i40e_status_code status;
1081 
1082 	i40e_fill_default_direct_cmd_desc(&desc,
1083 					  i40e_aqc_opc_mac_address_write);
1084 	cmd_data->command_flags = CPU_TO_LE16(flags);
1085 	cmd_data->mac_sah = CPU_TO_LE16((u16)mac_addr[0] << 8 | mac_addr[1]);
1086 	cmd_data->mac_sal = CPU_TO_LE32(((u32)mac_addr[2] << 24) |
1087 					((u32)mac_addr[3] << 16) |
1088 					((u32)mac_addr[4] << 8) |
1089 					mac_addr[5]);
1090 
1091 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1092 
1093 	return status;
1094 }
1095 
1096 /**
1097  * i40e_get_mac_addr - get MAC address
1098  * @hw: pointer to the HW structure
1099  * @mac_addr: pointer to MAC address
1100  *
1101  * Reads the adapter's MAC address from register
1102  **/
i40e_get_mac_addr(struct i40e_hw * hw,u8 * mac_addr)1103 enum i40e_status_code i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1104 {
1105 	struct i40e_aqc_mac_address_read_data addrs;
1106 	enum i40e_status_code status;
1107 	u16 flags = 0;
1108 
1109 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1110 
1111 	if (flags & I40E_AQC_LAN_ADDR_VALID)
1112 		i40e_memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac),
1113 			I40E_NONDMA_TO_NONDMA);
1114 
1115 	return status;
1116 }
1117 
1118 /**
1119  * i40e_get_port_mac_addr - get Port MAC address
1120  * @hw: pointer to the HW structure
1121  * @mac_addr: pointer to Port MAC address
1122  *
1123  * Reads the adapter's Port MAC address
1124  **/
i40e_get_port_mac_addr(struct i40e_hw * hw,u8 * mac_addr)1125 enum i40e_status_code i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1126 {
1127 	struct i40e_aqc_mac_address_read_data addrs;
1128 	enum i40e_status_code status;
1129 	u16 flags = 0;
1130 
1131 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1132 	if (status)
1133 		return status;
1134 
1135 	if (flags & I40E_AQC_PORT_ADDR_VALID)
1136 		i40e_memcpy(mac_addr, &addrs.port_mac, sizeof(addrs.port_mac),
1137 			I40E_NONDMA_TO_NONDMA);
1138 	else
1139 		status = I40E_ERR_INVALID_MAC_ADDR;
1140 
1141 	return status;
1142 }
1143 
1144 /**
1145  * i40e_pre_tx_queue_cfg - pre tx queue configure
1146  * @hw: pointer to the HW structure
1147  * @queue: target pf queue index
1148  * @enable: state change request
1149  *
1150  * Handles hw requirement to indicate intention to enable
1151  * or disable target queue.
1152  **/
i40e_pre_tx_queue_cfg(struct i40e_hw * hw,u32 queue,bool enable)1153 void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable)
1154 {
1155 	u32 abs_queue_idx = hw->func_caps.base_queue + queue;
1156 	u32 reg_block = 0;
1157 	u32 reg_val;
1158 
1159 	if (abs_queue_idx >= 128) {
1160 		reg_block = abs_queue_idx / 128;
1161 		abs_queue_idx %= 128;
1162 	}
1163 
1164 	reg_val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1165 	reg_val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1166 	reg_val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1167 
1168 	if (enable)
1169 		reg_val |= I40E_GLLAN_TXPRE_QDIS_CLEAR_QDIS_MASK;
1170 	else
1171 		reg_val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1172 
1173 	wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val);
1174 }
1175 
1176 /**
1177  * i40e_get_san_mac_addr - get SAN MAC address
1178  * @hw: pointer to the HW structure
1179  * @mac_addr: pointer to SAN MAC address
1180  *
1181  * Reads the adapter's SAN MAC address from NVM
1182  **/
i40e_get_san_mac_addr(struct i40e_hw * hw,u8 * mac_addr)1183 enum i40e_status_code i40e_get_san_mac_addr(struct i40e_hw *hw,
1184 					    u8 *mac_addr)
1185 {
1186 	struct i40e_aqc_mac_address_read_data addrs;
1187 	enum i40e_status_code status;
1188 	u16 flags = 0;
1189 
1190 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1191 	if (status)
1192 		return status;
1193 
1194 	if (flags & I40E_AQC_SAN_ADDR_VALID)
1195 		i40e_memcpy(mac_addr, &addrs.pf_san_mac, sizeof(addrs.pf_san_mac),
1196 			I40E_NONDMA_TO_NONDMA);
1197 	else
1198 		status = I40E_ERR_INVALID_MAC_ADDR;
1199 
1200 	return status;
1201 }
1202 
1203 /**
1204  *  i40e_read_pba_string - Reads part number string from EEPROM
1205  *  @hw: pointer to hardware structure
1206  *  @pba_num: stores the part number string from the EEPROM
1207  *  @pba_num_size: part number string buffer length
1208  *
1209  *  Reads the part number string from the EEPROM.
1210  **/
i40e_read_pba_string(struct i40e_hw * hw,u8 * pba_num,u32 pba_num_size)1211 enum i40e_status_code i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num,
1212 					    u32 pba_num_size)
1213 {
1214 	enum i40e_status_code status = I40E_SUCCESS;
1215 	u16 pba_word = 0;
1216 	u16 pba_size = 0;
1217 	u16 pba_ptr = 0;
1218 	u16 i = 0;
1219 
1220 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_FLAGS, &pba_word);
1221 	if ((status != I40E_SUCCESS) || (pba_word != 0xFAFA)) {
1222 		DEBUGOUT("Failed to read PBA flags or flag is invalid.\n");
1223 		return status;
1224 	}
1225 
1226 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_BLOCK_PTR, &pba_ptr);
1227 	if (status != I40E_SUCCESS) {
1228 		DEBUGOUT("Failed to read PBA Block pointer.\n");
1229 		return status;
1230 	}
1231 
1232 	status = i40e_read_nvm_word(hw, pba_ptr, &pba_size);
1233 	if (status != I40E_SUCCESS) {
1234 		DEBUGOUT("Failed to read PBA Block size.\n");
1235 		return status;
1236 	}
1237 
1238 	/* Subtract one to get PBA word count (PBA Size word is included in
1239 	 * total size)
1240 	 */
1241 	pba_size--;
1242 	if (pba_num_size < (((u32)pba_size * 2) + 1)) {
1243 		DEBUGOUT("Buffer to small for PBA data.\n");
1244 		return I40E_ERR_PARAM;
1245 	}
1246 
1247 	for (i = 0; i < pba_size; i++) {
1248 		status = i40e_read_nvm_word(hw, (pba_ptr + 1) + i, &pba_word);
1249 		if (status != I40E_SUCCESS) {
1250 			DEBUGOUT1("Failed to read PBA Block word %d.\n", i);
1251 			return status;
1252 		}
1253 
1254 		pba_num[(i * 2)] = (pba_word >> 8) & 0xFF;
1255 		pba_num[(i * 2) + 1] = pba_word & 0xFF;
1256 	}
1257 	pba_num[(pba_size * 2)] = '\0';
1258 
1259 	return status;
1260 }
1261 
1262 /**
1263  * i40e_get_media_type - Gets media type
1264  * @hw: pointer to the hardware structure
1265  **/
i40e_get_media_type(struct i40e_hw * hw)1266 STATIC enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
1267 {
1268 	enum i40e_media_type media;
1269 
1270 	switch (hw->phy.link_info.phy_type) {
1271 	case I40E_PHY_TYPE_10GBASE_SR:
1272 	case I40E_PHY_TYPE_10GBASE_LR:
1273 	case I40E_PHY_TYPE_1000BASE_SX:
1274 	case I40E_PHY_TYPE_1000BASE_LX:
1275 	case I40E_PHY_TYPE_40GBASE_SR4:
1276 	case I40E_PHY_TYPE_40GBASE_LR4:
1277 	case I40E_PHY_TYPE_25GBASE_LR:
1278 	case I40E_PHY_TYPE_25GBASE_SR:
1279 	case I40E_PHY_TYPE_10GBASE_AOC:
1280 	case I40E_PHY_TYPE_25GBASE_AOC:
1281 	case I40E_PHY_TYPE_40GBASE_AOC:
1282 		media = I40E_MEDIA_TYPE_FIBER;
1283 		break;
1284 	case I40E_PHY_TYPE_100BASE_TX:
1285 	case I40E_PHY_TYPE_1000BASE_T:
1286 	case I40E_PHY_TYPE_2_5GBASE_T_LINK_STATUS:
1287 	case I40E_PHY_TYPE_5GBASE_T_LINK_STATUS:
1288 	case I40E_PHY_TYPE_10GBASE_T:
1289 		media = I40E_MEDIA_TYPE_BASET;
1290 		break;
1291 	case I40E_PHY_TYPE_10GBASE_CR1_CU:
1292 	case I40E_PHY_TYPE_40GBASE_CR4_CU:
1293 	case I40E_PHY_TYPE_10GBASE_CR1:
1294 	case I40E_PHY_TYPE_40GBASE_CR4:
1295 	case I40E_PHY_TYPE_10GBASE_SFPP_CU:
1296 	case I40E_PHY_TYPE_25GBASE_CR:
1297 	case I40E_PHY_TYPE_25GBASE_ACC:
1298 		media = I40E_MEDIA_TYPE_DA;
1299 		break;
1300 	case I40E_PHY_TYPE_1000BASE_KX:
1301 	case I40E_PHY_TYPE_10GBASE_KX4:
1302 	case I40E_PHY_TYPE_10GBASE_KR:
1303 	case I40E_PHY_TYPE_40GBASE_KR4:
1304 	case I40E_PHY_TYPE_20GBASE_KR2:
1305 	case I40E_PHY_TYPE_25GBASE_KR:
1306 		media = I40E_MEDIA_TYPE_BACKPLANE;
1307 		break;
1308 	case I40E_PHY_TYPE_SGMII:
1309 	case I40E_PHY_TYPE_XAUI:
1310 	case I40E_PHY_TYPE_XFI:
1311 	case I40E_PHY_TYPE_XLAUI:
1312 	case I40E_PHY_TYPE_XLPPI:
1313 	default:
1314 		media = I40E_MEDIA_TYPE_UNKNOWN;
1315 		break;
1316 	}
1317 
1318 	return media;
1319 }
1320 
1321 /**
1322  * i40e_poll_globr - Poll for Global Reset completion
1323  * @hw: pointer to the hardware structure
1324  * @retry_limit: how many times to retry before failure
1325  **/
i40e_poll_globr(struct i40e_hw * hw,u32 retry_limit)1326 STATIC enum i40e_status_code i40e_poll_globr(struct i40e_hw *hw,
1327 					     u32 retry_limit)
1328 {
1329 	u32 cnt, reg = 0;
1330 
1331 	for (cnt = 0; cnt < retry_limit; cnt++) {
1332 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1333 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1334 			return I40E_SUCCESS;
1335 		i40e_msec_delay(100);
1336 	}
1337 
1338 	DEBUGOUT("Global reset failed.\n");
1339 	DEBUGOUT1("I40E_GLGEN_RSTAT = 0x%x\n", reg);
1340 
1341 	return I40E_ERR_RESET_FAILED;
1342 }
1343 
1344 #define I40E_PF_RESET_WAIT_COUNT	1000
1345 /**
1346  * i40e_pf_reset - Reset the PF
1347  * @hw: pointer to the hardware structure
1348  *
1349  * Assuming someone else has triggered a global reset,
1350  * assure the global reset is complete and then reset the PF
1351  **/
i40e_pf_reset(struct i40e_hw * hw)1352 enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw)
1353 {
1354 	u32 cnt = 0;
1355 	u32 cnt1 = 0;
1356 	u32 reg = 0;
1357 	u32 grst_del;
1358 
1359 	/* Poll for Global Reset steady state in case of recent GRST.
1360 	 * The grst delay value is in 100ms units, and we'll wait a
1361 	 * couple counts longer to be sure we don't just miss the end.
1362 	 */
1363 	grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) &
1364 			I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >>
1365 			I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
1366 
1367 	grst_del = min(grst_del * 20, 160U);
1368 
1369 	for (cnt = 0; cnt < grst_del; cnt++) {
1370 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1371 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1372 			break;
1373 		i40e_msec_delay(100);
1374 	}
1375 	if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1376 		DEBUGOUT("Global reset polling failed to complete.\n");
1377 		return I40E_ERR_RESET_FAILED;
1378 	}
1379 
1380 	/* Now Wait for the FW to be ready */
1381 	for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
1382 		reg = rd32(hw, I40E_GLNVM_ULD);
1383 		reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1384 			I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
1385 		if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1386 			    I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
1387 			DEBUGOUT1("Core and Global modules ready %d\n", cnt1);
1388 			break;
1389 		}
1390 		i40e_msec_delay(10);
1391 	}
1392 	if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1393 		     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
1394 		DEBUGOUT("wait for FW Reset complete timedout\n");
1395 		DEBUGOUT1("I40E_GLNVM_ULD = 0x%x\n", reg);
1396 		return I40E_ERR_RESET_FAILED;
1397 	}
1398 
1399 	/* If there was a Global Reset in progress when we got here,
1400 	 * we don't need to do the PF Reset
1401 	 */
1402 	if (!cnt) {
1403 		u32 reg2 = 0;
1404 
1405 		reg = rd32(hw, I40E_PFGEN_CTRL);
1406 		wr32(hw, I40E_PFGEN_CTRL,
1407 		     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
1408 		for (cnt = 0; cnt < I40E_PF_RESET_WAIT_COUNT; cnt++) {
1409 			reg = rd32(hw, I40E_PFGEN_CTRL);
1410 			if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
1411 				break;
1412 			reg2 = rd32(hw, I40E_GLGEN_RSTAT);
1413 			if (reg2 & I40E_GLGEN_RSTAT_DEVSTATE_MASK)
1414 				break;
1415 			i40e_msec_delay(1);
1416 		}
1417 		if (reg2 & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1418 			if (i40e_poll_globr(hw, grst_del) != I40E_SUCCESS)
1419 				return I40E_ERR_RESET_FAILED;
1420 		} else if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
1421 			DEBUGOUT("PF reset polling failed to complete.\n");
1422 			return I40E_ERR_RESET_FAILED;
1423 		}
1424 	}
1425 
1426 	i40e_clear_pxe_mode(hw);
1427 
1428 
1429 	return I40E_SUCCESS;
1430 }
1431 
1432 /**
1433  * i40e_clear_hw - clear out any left over hw state
1434  * @hw: pointer to the hw struct
1435  *
1436  * Clear queues and interrupts, typically called at init time,
1437  * but after the capabilities have been found so we know how many
1438  * queues and msix vectors have been allocated.
1439  **/
i40e_clear_hw(struct i40e_hw * hw)1440 void i40e_clear_hw(struct i40e_hw *hw)
1441 {
1442 	u32 num_queues, base_queue;
1443 	u32 num_pf_int;
1444 	u32 num_vf_int;
1445 	u32 num_vfs;
1446 	u32 i, j;
1447 	u32 val;
1448 	u32 eol = 0x7ff;
1449 
1450 	/* get number of interrupts, queues, and vfs */
1451 	val = rd32(hw, I40E_GLPCI_CNF2);
1452 	num_pf_int = (val & I40E_GLPCI_CNF2_MSI_X_PF_N_MASK) >>
1453 			I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT;
1454 	num_vf_int = (val & I40E_GLPCI_CNF2_MSI_X_VF_N_MASK) >>
1455 			I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT;
1456 
1457 	val = rd32(hw, I40E_PFLAN_QALLOC);
1458 	base_queue = (val & I40E_PFLAN_QALLOC_FIRSTQ_MASK) >>
1459 			I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
1460 	j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
1461 			I40E_PFLAN_QALLOC_LASTQ_SHIFT;
1462 	if (val & I40E_PFLAN_QALLOC_VALID_MASK)
1463 		num_queues = (j - base_queue) + 1;
1464 	else
1465 		num_queues = 0;
1466 
1467 	val = rd32(hw, I40E_PF_VT_PFALLOC);
1468 	i = (val & I40E_PF_VT_PFALLOC_FIRSTVF_MASK) >>
1469 			I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
1470 	j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
1471 			I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
1472 	if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
1473 		num_vfs = (j - i) + 1;
1474 	else
1475 		num_vfs = 0;
1476 
1477 	/* stop all the interrupts */
1478 	wr32(hw, I40E_PFINT_ICR0_ENA, 0);
1479 	val = 0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT;
1480 	for (i = 0; i < num_pf_int - 2; i++)
1481 		wr32(hw, I40E_PFINT_DYN_CTLN(i), val);
1482 
1483 	/* Set the FIRSTQ_INDX field to 0x7FF in PFINT_LNKLSTx */
1484 	val = eol << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1485 	wr32(hw, I40E_PFINT_LNKLST0, val);
1486 	for (i = 0; i < num_pf_int - 2; i++)
1487 		wr32(hw, I40E_PFINT_LNKLSTN(i), val);
1488 	val = eol << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1489 	for (i = 0; i < num_vfs; i++)
1490 		wr32(hw, I40E_VPINT_LNKLST0(i), val);
1491 	for (i = 0; i < num_vf_int - 2; i++)
1492 		wr32(hw, I40E_VPINT_LNKLSTN(i), val);
1493 
1494 	/* warn the HW of the coming Tx disables */
1495 	for (i = 0; i < num_queues; i++) {
1496 		u32 abs_queue_idx = base_queue + i;
1497 		u32 reg_block = 0;
1498 
1499 		if (abs_queue_idx >= 128) {
1500 			reg_block = abs_queue_idx / 128;
1501 			abs_queue_idx %= 128;
1502 		}
1503 
1504 		val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1505 		val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1506 		val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1507 		val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1508 
1509 		wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), val);
1510 	}
1511 	i40e_usec_delay(400);
1512 
1513 	/* stop all the queues */
1514 	for (i = 0; i < num_queues; i++) {
1515 		wr32(hw, I40E_QINT_TQCTL(i), 0);
1516 		wr32(hw, I40E_QTX_ENA(i), 0);
1517 		wr32(hw, I40E_QINT_RQCTL(i), 0);
1518 		wr32(hw, I40E_QRX_ENA(i), 0);
1519 	}
1520 
1521 	/* short wait for all queue disables to settle */
1522 	i40e_usec_delay(50);
1523 }
1524 
1525 /**
1526  * i40e_clear_pxe_mode - clear pxe operations mode
1527  * @hw: pointer to the hw struct
1528  *
1529  * Make sure all PXE mode settings are cleared, including things
1530  * like descriptor fetch/write-back mode.
1531  **/
i40e_clear_pxe_mode(struct i40e_hw * hw)1532 void i40e_clear_pxe_mode(struct i40e_hw *hw)
1533 {
1534 	if (i40e_check_asq_alive(hw))
1535 		i40e_aq_clear_pxe_mode(hw, NULL);
1536 }
1537 
1538 /**
1539  * i40e_led_is_mine - helper to find matching led
1540  * @hw: pointer to the hw struct
1541  * @idx: index into GPIO registers
1542  *
1543  * returns: 0 if no match, otherwise the value of the GPIO_CTL register
1544  */
i40e_led_is_mine(struct i40e_hw * hw,int idx)1545 static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
1546 {
1547 	u32 gpio_val = 0;
1548 	u32 port;
1549 
1550 	if (!I40E_IS_X710TL_DEVICE(hw->device_id) &&
1551 	    !hw->func_caps.led[idx])
1552 		return 0;
1553 	gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
1554 	port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
1555 		I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
1556 
1557 	/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
1558 	 * if it is not our port then ignore
1559 	 */
1560 	if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
1561 	    (port != hw->port))
1562 		return 0;
1563 
1564 	return gpio_val;
1565 }
1566 
1567 #define I40E_COMBINED_ACTIVITY 0xA
1568 #define I40E_FILTER_ACTIVITY 0xE
1569 #define I40E_LINK_ACTIVITY 0xC
1570 #define I40E_MAC_ACTIVITY 0xD
1571 #define I40E_FW_LED BIT(4)
1572 #define I40E_LED_MODE_VALID (I40E_GLGEN_GPIO_CTL_LED_MODE_MASK >> \
1573 			     I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT)
1574 
1575 #define I40E_LED0 22
1576 
1577 #define I40E_PIN_FUNC_SDP 0x0
1578 #define I40E_PIN_FUNC_LED 0x1
1579 
1580 /**
1581  * i40e_led_get - return current on/off mode
1582  * @hw: pointer to the hw struct
1583  *
1584  * The value returned is the 'mode' field as defined in the
1585  * GPIO register definitions: 0x0 = off, 0xf = on, and other
1586  * values are variations of possible behaviors relating to
1587  * blink, link, and wire.
1588  **/
i40e_led_get(struct i40e_hw * hw)1589 u32 i40e_led_get(struct i40e_hw *hw)
1590 {
1591 	u32 current_mode = 0;
1592 	u32 mode = 0;
1593 	int i;
1594 
1595 	/* as per the documentation GPIO 22-29 are the LED
1596 	 * GPIO pins named LED0..LED7
1597 	 */
1598 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1599 		u32 gpio_val = i40e_led_is_mine(hw, i);
1600 
1601 		if (!gpio_val)
1602 			continue;
1603 
1604 		/* ignore gpio LED src mode entries related to the activity
1605 		 *  LEDs
1606 		 */
1607 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1608 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1609 		switch (current_mode) {
1610 		case I40E_COMBINED_ACTIVITY:
1611 		case I40E_FILTER_ACTIVITY:
1612 		case I40E_MAC_ACTIVITY:
1613 		case I40E_LINK_ACTIVITY:
1614 			continue;
1615 		default:
1616 			break;
1617 		}
1618 
1619 		mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
1620 			I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
1621 		break;
1622 	}
1623 
1624 	return mode;
1625 }
1626 
1627 /**
1628  * i40e_led_set - set new on/off mode
1629  * @hw: pointer to the hw struct
1630  * @mode: 0=off, 0xf=on (else see manual for mode details)
1631  * @blink: true if the LED should blink when on, false if steady
1632  *
1633  * if this function is used to turn on the blink it should
1634  * be used to disable the blink when restoring the original state.
1635  **/
i40e_led_set(struct i40e_hw * hw,u32 mode,bool blink)1636 void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
1637 {
1638 	u32 current_mode = 0;
1639 	int i;
1640 
1641 	if (mode & ~I40E_LED_MODE_VALID) {
1642 		DEBUGOUT1("invalid mode passed in %X\n", mode);
1643 		return;
1644 	}
1645 
1646 	/* as per the documentation GPIO 22-29 are the LED
1647 	 * GPIO pins named LED0..LED7
1648 	 */
1649 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1650 		u32 gpio_val = i40e_led_is_mine(hw, i);
1651 
1652 		if (!gpio_val)
1653 			continue;
1654 
1655 		/* ignore gpio LED src mode entries related to the activity
1656 		 * LEDs
1657 		 */
1658 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1659 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1660 		switch (current_mode) {
1661 		case I40E_COMBINED_ACTIVITY:
1662 		case I40E_FILTER_ACTIVITY:
1663 		case I40E_MAC_ACTIVITY:
1664 		case I40E_LINK_ACTIVITY:
1665 			continue;
1666 		default:
1667 			break;
1668 		}
1669 
1670 		if (I40E_IS_X710TL_DEVICE(hw->device_id)) {
1671 			u32 pin_func = 0;
1672 
1673 			if (mode & I40E_FW_LED)
1674 				pin_func = I40E_PIN_FUNC_SDP;
1675 			else
1676 				pin_func = I40E_PIN_FUNC_LED;
1677 
1678 			gpio_val &= ~I40E_GLGEN_GPIO_CTL_PIN_FUNC_MASK;
1679 			gpio_val |= ((pin_func <<
1680 				     I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT) &
1681 				     I40E_GLGEN_GPIO_CTL_PIN_FUNC_MASK);
1682 		}
1683 		gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
1684 		/* this & is a bit of paranoia, but serves as a range check */
1685 		gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
1686 			     I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
1687 
1688 		if (blink)
1689 			gpio_val |= BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1690 		else
1691 			gpio_val &= ~BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1692 
1693 		wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
1694 		break;
1695 	}
1696 }
1697 
1698 /* Admin command wrappers */
1699 
1700 /**
1701  * i40e_aq_get_phy_capabilities
1702  * @hw: pointer to the hw struct
1703  * @abilities: structure for PHY capabilities to be filled
1704  * @qualified_modules: report Qualified Modules
1705  * @report_init: report init capabilities (active are default)
1706  * @cmd_details: pointer to command details structure or NULL
1707  *
1708  * Returns the various PHY abilities supported on the Port.
1709  **/
i40e_aq_get_phy_capabilities(struct i40e_hw * hw,bool qualified_modules,bool report_init,struct i40e_aq_get_phy_abilities_resp * abilities,struct i40e_asq_cmd_details * cmd_details)1710 enum i40e_status_code i40e_aq_get_phy_capabilities(struct i40e_hw *hw,
1711 			bool qualified_modules, bool report_init,
1712 			struct i40e_aq_get_phy_abilities_resp *abilities,
1713 			struct i40e_asq_cmd_details *cmd_details)
1714 {
1715 	struct i40e_aq_desc desc;
1716 	enum i40e_status_code status;
1717 	u16 max_delay = I40E_MAX_PHY_TIMEOUT, total_delay = 0;
1718 	u16 abilities_size = sizeof(struct i40e_aq_get_phy_abilities_resp);
1719 
1720 	if (!abilities)
1721 		return I40E_ERR_PARAM;
1722 
1723 	do {
1724 		i40e_fill_default_direct_cmd_desc(&desc,
1725 					       i40e_aqc_opc_get_phy_abilities);
1726 
1727 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
1728 		if (abilities_size > I40E_AQ_LARGE_BUF)
1729 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
1730 
1731 		if (qualified_modules)
1732 			desc.params.external.param0 |=
1733 			CPU_TO_LE32(I40E_AQ_PHY_REPORT_QUALIFIED_MODULES);
1734 
1735 		if (report_init)
1736 			desc.params.external.param0 |=
1737 			CPU_TO_LE32(I40E_AQ_PHY_REPORT_INITIAL_VALUES);
1738 
1739 		status = i40e_asq_send_command(hw, &desc, abilities,
1740 					       abilities_size, cmd_details);
1741 
1742 		switch (hw->aq.asq_last_status) {
1743 		case I40E_AQ_RC_EIO:
1744 			status = I40E_ERR_UNKNOWN_PHY;
1745 			break;
1746 		case I40E_AQ_RC_EAGAIN:
1747 			i40e_msec_delay(1);
1748 			total_delay++;
1749 			status = I40E_ERR_TIMEOUT;
1750 			break;
1751 		/* also covers I40E_AQ_RC_OK */
1752 		default:
1753 			break;
1754 		}
1755 
1756 	} while ((hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN) &&
1757 		(total_delay < max_delay));
1758 
1759 	if (status != I40E_SUCCESS)
1760 		return status;
1761 
1762 	if (report_init) {
1763 		if (hw->mac.type ==  I40E_MAC_XL710 &&
1764 		    hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
1765 		    hw->aq.api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710) {
1766 			status = i40e_aq_get_link_info(hw, true, NULL, NULL);
1767 		} else {
1768 			hw->phy.phy_types = LE32_TO_CPU(abilities->phy_type);
1769 			hw->phy.phy_types |=
1770 					((u64)abilities->phy_type_ext << 32);
1771 		}
1772 	}
1773 
1774 	return status;
1775 }
1776 
1777 /**
1778  * i40e_aq_set_phy_config
1779  * @hw: pointer to the hw struct
1780  * @config: structure with PHY configuration to be set
1781  * @cmd_details: pointer to command details structure or NULL
1782  *
1783  * Set the various PHY configuration parameters
1784  * supported on the Port.One or more of the Set PHY config parameters may be
1785  * ignored in an MFP mode as the PF may not have the privilege to set some
1786  * of the PHY Config parameters. This status will be indicated by the
1787  * command response.
1788  **/
i40e_aq_set_phy_config(struct i40e_hw * hw,struct i40e_aq_set_phy_config * config,struct i40e_asq_cmd_details * cmd_details)1789 enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
1790 				struct i40e_aq_set_phy_config *config,
1791 				struct i40e_asq_cmd_details *cmd_details)
1792 {
1793 	struct i40e_aq_desc desc;
1794 	struct i40e_aq_set_phy_config *cmd =
1795 		(struct i40e_aq_set_phy_config *)&desc.params.raw;
1796 	enum i40e_status_code status;
1797 
1798 	if (!config)
1799 		return I40E_ERR_PARAM;
1800 
1801 	i40e_fill_default_direct_cmd_desc(&desc,
1802 					  i40e_aqc_opc_set_phy_config);
1803 
1804 	*cmd = *config;
1805 
1806 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1807 
1808 	return status;
1809 }
1810 
1811 /**
1812  * i40e_set_fc
1813  * @hw: pointer to the hw struct
1814  * @aq_failures: buffer to return AdminQ failure information
1815  * @atomic_restart: whether to enable atomic link restart
1816  *
1817  * Set the requested flow control mode using set_phy_config.
1818  **/
i40e_set_fc(struct i40e_hw * hw,u8 * aq_failures,bool atomic_restart)1819 enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
1820 				  bool atomic_restart)
1821 {
1822 	enum i40e_fc_mode fc_mode = hw->fc.requested_mode;
1823 	struct i40e_aq_get_phy_abilities_resp abilities;
1824 	struct i40e_aq_set_phy_config config;
1825 	enum i40e_status_code status;
1826 	u8 pause_mask = 0x0;
1827 
1828 	*aq_failures = 0x0;
1829 
1830 	switch (fc_mode) {
1831 	case I40E_FC_FULL:
1832 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1833 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1834 		break;
1835 	case I40E_FC_RX_PAUSE:
1836 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1837 		break;
1838 	case I40E_FC_TX_PAUSE:
1839 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1840 		break;
1841 	default:
1842 		break;
1843 	}
1844 
1845 	/* Get the current phy config */
1846 	status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
1847 					      NULL);
1848 	if (status) {
1849 		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
1850 		return status;
1851 	}
1852 
1853 	memset(&config, 0, sizeof(config));
1854 	/* clear the old pause settings */
1855 	config.abilities = abilities.abilities & ~(I40E_AQ_PHY_FLAG_PAUSE_TX) &
1856 			   ~(I40E_AQ_PHY_FLAG_PAUSE_RX);
1857 	/* set the new abilities */
1858 	config.abilities |= pause_mask;
1859 	/* If the abilities have changed, then set the new config */
1860 	if (config.abilities != abilities.abilities) {
1861 		/* Auto restart link so settings take effect */
1862 		if (atomic_restart)
1863 			config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
1864 		/* Copy over all the old settings */
1865 		config.phy_type = abilities.phy_type;
1866 		config.phy_type_ext = abilities.phy_type_ext;
1867 		config.link_speed = abilities.link_speed;
1868 		config.eee_capability = abilities.eee_capability;
1869 		config.eeer = abilities.eeer_val;
1870 		config.low_power_ctrl = abilities.d3_lpan;
1871 		config.fec_config = abilities.fec_cfg_curr_mod_ext_info &
1872 				    I40E_AQ_PHY_FEC_CONFIG_MASK;
1873 		status = i40e_aq_set_phy_config(hw, &config, NULL);
1874 
1875 		if (status)
1876 			*aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
1877 	}
1878 	/* Update the link info */
1879 	status = i40e_update_link_info(hw);
1880 	if (status) {
1881 		/* Wait a little bit (on 40G cards it sometimes takes a really
1882 		 * long time for link to come back from the atomic reset)
1883 		 * and try once more
1884 		 */
1885 		i40e_msec_delay(1000);
1886 		status = i40e_update_link_info(hw);
1887 	}
1888 	if (status)
1889 		*aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;
1890 
1891 	return status;
1892 }
1893 
1894 /**
1895  * i40e_aq_set_mac_config
1896  * @hw: pointer to the hw struct
1897  * @max_frame_size: Maximum Frame Size to be supported by the port
1898  * @crc_en: Tell HW to append a CRC to outgoing frames
1899  * @pacing: Pacing configurations
1900  * @auto_drop_blocking_packets: Tell HW to drop packets if TC queue is blocked
1901  * @cmd_details: pointer to command details structure or NULL
1902  *
1903  * Configure MAC settings for frame size, jumbo frame support and the
1904  * addition of a CRC by the hardware.
1905  **/
i40e_aq_set_mac_config(struct i40e_hw * hw,u16 max_frame_size,bool crc_en,u16 pacing,bool auto_drop_blocking_packets,struct i40e_asq_cmd_details * cmd_details)1906 enum i40e_status_code i40e_aq_set_mac_config(struct i40e_hw *hw,
1907 				u16 max_frame_size,
1908 				bool crc_en, u16 pacing,
1909 				bool auto_drop_blocking_packets,
1910 				struct i40e_asq_cmd_details *cmd_details)
1911 {
1912 	struct i40e_aq_desc desc;
1913 	struct i40e_aq_set_mac_config *cmd =
1914 		(struct i40e_aq_set_mac_config *)&desc.params.raw;
1915 	enum i40e_status_code status;
1916 
1917 	if (max_frame_size == 0)
1918 		return I40E_ERR_PARAM;
1919 
1920 	i40e_fill_default_direct_cmd_desc(&desc,
1921 					  i40e_aqc_opc_set_mac_config);
1922 
1923 	cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
1924 	cmd->params = ((u8)pacing & 0x0F) << 3;
1925 	if (crc_en)
1926 		cmd->params |= I40E_AQ_SET_MAC_CONFIG_CRC_EN;
1927 
1928 	if (auto_drop_blocking_packets) {
1929 		if (hw->flags & I40E_HW_FLAG_DROP_MODE)
1930 			cmd->params |=
1931 				I40E_AQ_SET_MAC_CONFIG_DROP_BLOCKING_PACKET_EN;
1932 		else
1933 			i40e_debug(hw, I40E_DEBUG_ALL,
1934 				   "This FW api version does not support drop mode.\n");
1935 	}
1936 
1937 #define I40E_AQ_SET_MAC_CONFIG_FC_DEFAULT_THRESHOLD	0x7FFF
1938 	cmd->fc_refresh_threshold =
1939 		CPU_TO_LE16(I40E_AQ_SET_MAC_CONFIG_FC_DEFAULT_THRESHOLD);
1940 
1941 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1942 
1943 	return status;
1944 }
1945 
1946 /**
1947  * i40e_aq_clear_pxe_mode
1948  * @hw: pointer to the hw struct
1949  * @cmd_details: pointer to command details structure or NULL
1950  *
1951  * Tell the firmware that the driver is taking over from PXE
1952  **/
i40e_aq_clear_pxe_mode(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)1953 enum i40e_status_code i40e_aq_clear_pxe_mode(struct i40e_hw *hw,
1954 			struct i40e_asq_cmd_details *cmd_details)
1955 {
1956 	enum i40e_status_code status;
1957 	struct i40e_aq_desc desc;
1958 	struct i40e_aqc_clear_pxe *cmd =
1959 		(struct i40e_aqc_clear_pxe *)&desc.params.raw;
1960 
1961 	i40e_fill_default_direct_cmd_desc(&desc,
1962 					  i40e_aqc_opc_clear_pxe_mode);
1963 
1964 	cmd->rx_cnt = 0x2;
1965 
1966 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1967 
1968 	wr32(hw, I40E_GLLAN_RCTL_0, 0x1);
1969 
1970 	return status;
1971 }
1972 
1973 /**
1974  * i40e_aq_set_link_restart_an
1975  * @hw: pointer to the hw struct
1976  * @enable_link: if true: enable link, if false: disable link
1977  * @cmd_details: pointer to command details structure or NULL
1978  *
1979  * Sets up the link and restarts the Auto-Negotiation over the link.
1980  **/
i40e_aq_set_link_restart_an(struct i40e_hw * hw,bool enable_link,struct i40e_asq_cmd_details * cmd_details)1981 enum i40e_status_code i40e_aq_set_link_restart_an(struct i40e_hw *hw,
1982 		bool enable_link, struct i40e_asq_cmd_details *cmd_details)
1983 {
1984 	struct i40e_aq_desc desc;
1985 	struct i40e_aqc_set_link_restart_an *cmd =
1986 		(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
1987 	enum i40e_status_code status;
1988 
1989 	i40e_fill_default_direct_cmd_desc(&desc,
1990 					  i40e_aqc_opc_set_link_restart_an);
1991 
1992 	cmd->command = I40E_AQ_PHY_RESTART_AN;
1993 	if (enable_link)
1994 		cmd->command |= I40E_AQ_PHY_LINK_ENABLE;
1995 	else
1996 		cmd->command &= ~I40E_AQ_PHY_LINK_ENABLE;
1997 
1998 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1999 
2000 	return status;
2001 }
2002 
2003 /**
2004  * i40e_aq_get_link_info
2005  * @hw: pointer to the hw struct
2006  * @enable_lse: enable/disable LinkStatusEvent reporting
2007  * @link: pointer to link status structure - optional
2008  * @cmd_details: pointer to command details structure or NULL
2009  *
2010  * Returns the link status of the adapter.
2011  **/
i40e_aq_get_link_info(struct i40e_hw * hw,bool enable_lse,struct i40e_link_status * link,struct i40e_asq_cmd_details * cmd_details)2012 enum i40e_status_code i40e_aq_get_link_info(struct i40e_hw *hw,
2013 				bool enable_lse, struct i40e_link_status *link,
2014 				struct i40e_asq_cmd_details *cmd_details)
2015 {
2016 	struct i40e_aq_desc desc;
2017 	struct i40e_aqc_get_link_status *resp =
2018 		(struct i40e_aqc_get_link_status *)&desc.params.raw;
2019 	struct i40e_link_status *hw_link_info = &hw->phy.link_info;
2020 	enum i40e_status_code status;
2021 	bool tx_pause, rx_pause;
2022 	u16 command_flags;
2023 
2024 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
2025 
2026 	if (enable_lse)
2027 		command_flags = I40E_AQ_LSE_ENABLE;
2028 	else
2029 		command_flags = I40E_AQ_LSE_DISABLE;
2030 	resp->command_flags = CPU_TO_LE16(command_flags);
2031 
2032 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2033 
2034 	if (status != I40E_SUCCESS)
2035 		goto aq_get_link_info_exit;
2036 
2037 	/* save off old link status information */
2038 	i40e_memcpy(&hw->phy.link_info_old, hw_link_info,
2039 		    sizeof(*hw_link_info), I40E_NONDMA_TO_NONDMA);
2040 
2041 	/* update link status */
2042 	hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
2043 	hw->phy.media_type = i40e_get_media_type(hw);
2044 	hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
2045 	hw_link_info->link_info = resp->link_info;
2046 	hw_link_info->an_info = resp->an_info;
2047 	hw_link_info->fec_info = resp->config & (I40E_AQ_CONFIG_FEC_KR_ENA |
2048 						 I40E_AQ_CONFIG_FEC_RS_ENA);
2049 	hw_link_info->ext_info = resp->ext_info;
2050 	hw_link_info->loopback = resp->loopback & I40E_AQ_LOOPBACK_MASK;
2051 	hw_link_info->max_frame_size = LE16_TO_CPU(resp->max_frame_size);
2052 	hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK;
2053 
2054 	/* update fc info */
2055 	tx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_TX);
2056 	rx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_RX);
2057 	if (tx_pause & rx_pause)
2058 		hw->fc.current_mode = I40E_FC_FULL;
2059 	else if (tx_pause)
2060 		hw->fc.current_mode = I40E_FC_TX_PAUSE;
2061 	else if (rx_pause)
2062 		hw->fc.current_mode = I40E_FC_RX_PAUSE;
2063 	else
2064 		hw->fc.current_mode = I40E_FC_NONE;
2065 
2066 	if (resp->config & I40E_AQ_CONFIG_CRC_ENA)
2067 		hw_link_info->crc_enable = true;
2068 	else
2069 		hw_link_info->crc_enable = false;
2070 
2071 	if (resp->command_flags & CPU_TO_LE16(I40E_AQ_LSE_IS_ENABLED))
2072 		hw_link_info->lse_enable = true;
2073 	else
2074 		hw_link_info->lse_enable = false;
2075 
2076 	if ((hw->mac.type == I40E_MAC_XL710) &&
2077 	    (hw->aq.fw_maj_ver < 4 || (hw->aq.fw_maj_ver == 4 &&
2078 	     hw->aq.fw_min_ver < 40)) && hw_link_info->phy_type == 0xE)
2079 		hw_link_info->phy_type = I40E_PHY_TYPE_10GBASE_SFPP_CU;
2080 
2081 	/* 'Get Link Status' response data structure from X722 FW has
2082 	 * different format and does not contain this information
2083 	 */
2084 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE &&
2085 	    hw->mac.type != I40E_MAC_X722) {
2086 		__le32 tmp;
2087 
2088 		i40e_memcpy(&tmp, resp->link_type, sizeof(tmp),
2089 			    I40E_NONDMA_TO_NONDMA);
2090 		hw->phy.phy_types = LE32_TO_CPU(tmp);
2091 		hw->phy.phy_types |= ((u64)resp->link_type_ext << 32);
2092 	}
2093 
2094 	/* save link status information */
2095 	if (link)
2096 		i40e_memcpy(link, hw_link_info, sizeof(*hw_link_info),
2097 			    I40E_NONDMA_TO_NONDMA);
2098 
2099 	/* flag cleared so helper functions don't call AQ again */
2100 	hw->phy.get_link_info = false;
2101 
2102 aq_get_link_info_exit:
2103 	return status;
2104 }
2105 
2106 /**
2107  * i40e_aq_set_phy_int_mask
2108  * @hw: pointer to the hw struct
2109  * @mask: interrupt mask to be set
2110  * @cmd_details: pointer to command details structure or NULL
2111  *
2112  * Set link interrupt mask.
2113  **/
i40e_aq_set_phy_int_mask(struct i40e_hw * hw,u16 mask,struct i40e_asq_cmd_details * cmd_details)2114 enum i40e_status_code i40e_aq_set_phy_int_mask(struct i40e_hw *hw,
2115 				u16 mask,
2116 				struct i40e_asq_cmd_details *cmd_details)
2117 {
2118 	struct i40e_aq_desc desc;
2119 	struct i40e_aqc_set_phy_int_mask *cmd =
2120 		(struct i40e_aqc_set_phy_int_mask *)&desc.params.raw;
2121 	enum i40e_status_code status;
2122 
2123 	i40e_fill_default_direct_cmd_desc(&desc,
2124 					  i40e_aqc_opc_set_phy_int_mask);
2125 
2126 	cmd->event_mask = CPU_TO_LE16(mask);
2127 
2128 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2129 
2130 	return status;
2131 }
2132 
2133 /**
2134  * i40e_aq_get_local_advt_reg
2135  * @hw: pointer to the hw struct
2136  * @advt_reg: local AN advertisement register value
2137  * @cmd_details: pointer to command details structure or NULL
2138  *
2139  * Get the Local AN advertisement register value.
2140  **/
i40e_aq_get_local_advt_reg(struct i40e_hw * hw,u64 * advt_reg,struct i40e_asq_cmd_details * cmd_details)2141 enum i40e_status_code i40e_aq_get_local_advt_reg(struct i40e_hw *hw,
2142 				u64 *advt_reg,
2143 				struct i40e_asq_cmd_details *cmd_details)
2144 {
2145 	struct i40e_aq_desc desc;
2146 	struct i40e_aqc_an_advt_reg *resp =
2147 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
2148 	enum i40e_status_code status;
2149 
2150 	i40e_fill_default_direct_cmd_desc(&desc,
2151 					  i40e_aqc_opc_get_local_advt_reg);
2152 
2153 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2154 
2155 	if (status != I40E_SUCCESS)
2156 		goto aq_get_local_advt_reg_exit;
2157 
2158 	*advt_reg = (u64)(LE16_TO_CPU(resp->local_an_reg1)) << 32;
2159 	*advt_reg |= LE32_TO_CPU(resp->local_an_reg0);
2160 
2161 aq_get_local_advt_reg_exit:
2162 	return status;
2163 }
2164 
2165 /**
2166  * i40e_aq_set_local_advt_reg
2167  * @hw: pointer to the hw struct
2168  * @advt_reg: local AN advertisement register value
2169  * @cmd_details: pointer to command details structure or NULL
2170  *
2171  * Get the Local AN advertisement register value.
2172  **/
i40e_aq_set_local_advt_reg(struct i40e_hw * hw,u64 advt_reg,struct i40e_asq_cmd_details * cmd_details)2173 enum i40e_status_code i40e_aq_set_local_advt_reg(struct i40e_hw *hw,
2174 				u64 advt_reg,
2175 				struct i40e_asq_cmd_details *cmd_details)
2176 {
2177 	struct i40e_aq_desc desc;
2178 	struct i40e_aqc_an_advt_reg *cmd =
2179 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
2180 	enum i40e_status_code status;
2181 
2182 	i40e_fill_default_direct_cmd_desc(&desc,
2183 					  i40e_aqc_opc_get_local_advt_reg);
2184 
2185 	cmd->local_an_reg0 = CPU_TO_LE32(I40E_LO_DWORD(advt_reg));
2186 	cmd->local_an_reg1 = CPU_TO_LE16(I40E_HI_DWORD(advt_reg));
2187 
2188 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2189 
2190 	return status;
2191 }
2192 
2193 /**
2194  * i40e_aq_get_partner_advt
2195  * @hw: pointer to the hw struct
2196  * @advt_reg: AN partner advertisement register value
2197  * @cmd_details: pointer to command details structure or NULL
2198  *
2199  * Get the link partner AN advertisement register value.
2200  **/
i40e_aq_get_partner_advt(struct i40e_hw * hw,u64 * advt_reg,struct i40e_asq_cmd_details * cmd_details)2201 enum i40e_status_code i40e_aq_get_partner_advt(struct i40e_hw *hw,
2202 				u64 *advt_reg,
2203 				struct i40e_asq_cmd_details *cmd_details)
2204 {
2205 	struct i40e_aq_desc desc;
2206 	struct i40e_aqc_an_advt_reg *resp =
2207 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
2208 	enum i40e_status_code status;
2209 
2210 	i40e_fill_default_direct_cmd_desc(&desc,
2211 					  i40e_aqc_opc_get_partner_advt);
2212 
2213 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2214 
2215 	if (status != I40E_SUCCESS)
2216 		goto aq_get_partner_advt_exit;
2217 
2218 	*advt_reg = (u64)(LE16_TO_CPU(resp->local_an_reg1)) << 32;
2219 	*advt_reg |= LE32_TO_CPU(resp->local_an_reg0);
2220 
2221 aq_get_partner_advt_exit:
2222 	return status;
2223 }
2224 
2225 /**
2226  * i40e_aq_set_lb_modes
2227  * @hw: pointer to the hw struct
2228  * @lb_modes: loopback mode to be set
2229  * @cmd_details: pointer to command details structure or NULL
2230  *
2231  * Sets loopback modes.
2232  **/
i40e_aq_set_lb_modes(struct i40e_hw * hw,u16 lb_modes,struct i40e_asq_cmd_details * cmd_details)2233 enum i40e_status_code i40e_aq_set_lb_modes(struct i40e_hw *hw,
2234 				u16 lb_modes,
2235 				struct i40e_asq_cmd_details *cmd_details)
2236 {
2237 	struct i40e_aq_desc desc;
2238 	struct i40e_aqc_set_lb_mode *cmd =
2239 		(struct i40e_aqc_set_lb_mode *)&desc.params.raw;
2240 	enum i40e_status_code status;
2241 
2242 	i40e_fill_default_direct_cmd_desc(&desc,
2243 					  i40e_aqc_opc_set_lb_modes);
2244 
2245 	cmd->lb_mode = CPU_TO_LE16(lb_modes);
2246 
2247 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2248 
2249 	return status;
2250 }
2251 
2252 /**
2253  * i40e_aq_set_phy_debug
2254  * @hw: pointer to the hw struct
2255  * @cmd_flags: debug command flags
2256  * @cmd_details: pointer to command details structure or NULL
2257  *
2258  * Reset the external PHY.
2259  **/
i40e_aq_set_phy_debug(struct i40e_hw * hw,u8 cmd_flags,struct i40e_asq_cmd_details * cmd_details)2260 enum i40e_status_code i40e_aq_set_phy_debug(struct i40e_hw *hw, u8 cmd_flags,
2261 				struct i40e_asq_cmd_details *cmd_details)
2262 {
2263 	struct i40e_aq_desc desc;
2264 	struct i40e_aqc_set_phy_debug *cmd =
2265 		(struct i40e_aqc_set_phy_debug *)&desc.params.raw;
2266 	enum i40e_status_code status;
2267 
2268 	i40e_fill_default_direct_cmd_desc(&desc,
2269 					  i40e_aqc_opc_set_phy_debug);
2270 
2271 	cmd->command_flags = cmd_flags;
2272 
2273 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2274 
2275 	return status;
2276 }
2277 
2278 /**
2279  * i40e_hw_ver_ge
2280  * @hw: pointer to the hw struct
2281  * @maj: api major value
2282  * @min: api minor value
2283  *
2284  * Assert whether current HW api version is greater/equal than provided.
2285  **/
i40e_hw_ver_ge(struct i40e_hw * hw,u16 maj,u16 min)2286 static bool i40e_hw_ver_ge(struct i40e_hw *hw, u16 maj, u16 min)
2287 {
2288 	if (hw->aq.api_maj_ver > maj ||
2289 	    (hw->aq.api_maj_ver == maj && hw->aq.api_min_ver >= min))
2290 		return true;
2291 	return false;
2292 }
2293 
2294 /**
2295  * i40e_aq_add_vsi
2296  * @hw: pointer to the hw struct
2297  * @vsi_ctx: pointer to a vsi context struct
2298  * @cmd_details: pointer to command details structure or NULL
2299  *
2300  * Add a VSI context to the hardware.
2301 **/
i40e_aq_add_vsi(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)2302 enum i40e_status_code i40e_aq_add_vsi(struct i40e_hw *hw,
2303 				struct i40e_vsi_context *vsi_ctx,
2304 				struct i40e_asq_cmd_details *cmd_details)
2305 {
2306 	struct i40e_aq_desc desc;
2307 	struct i40e_aqc_add_get_update_vsi *cmd =
2308 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2309 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2310 		(struct i40e_aqc_add_get_update_vsi_completion *)
2311 		&desc.params.raw;
2312 	enum i40e_status_code status;
2313 
2314 	i40e_fill_default_direct_cmd_desc(&desc,
2315 					  i40e_aqc_opc_add_vsi);
2316 
2317 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->uplink_seid);
2318 	cmd->connection_type = vsi_ctx->connection_type;
2319 	cmd->vf_id = vsi_ctx->vf_num;
2320 	cmd->vsi_flags = CPU_TO_LE16(vsi_ctx->flags);
2321 
2322 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2323 
2324 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2325 				    sizeof(vsi_ctx->info), cmd_details);
2326 
2327 	if (status != I40E_SUCCESS)
2328 		goto aq_add_vsi_exit;
2329 
2330 	vsi_ctx->seid = LE16_TO_CPU(resp->seid);
2331 	vsi_ctx->vsi_number = LE16_TO_CPU(resp->vsi_number);
2332 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2333 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2334 
2335 aq_add_vsi_exit:
2336 	return status;
2337 }
2338 
2339 /**
2340  * i40e_aq_set_default_vsi
2341  * @hw: pointer to the hw struct
2342  * @seid: vsi number
2343  * @cmd_details: pointer to command details structure or NULL
2344  **/
i40e_aq_set_default_vsi(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)2345 enum i40e_status_code i40e_aq_set_default_vsi(struct i40e_hw *hw,
2346 				u16 seid,
2347 				struct i40e_asq_cmd_details *cmd_details)
2348 {
2349 	struct i40e_aq_desc desc;
2350 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2351 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
2352 		&desc.params.raw;
2353 	enum i40e_status_code status;
2354 
2355 	i40e_fill_default_direct_cmd_desc(&desc,
2356 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2357 
2358 	cmd->promiscuous_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2359 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2360 	cmd->seid = CPU_TO_LE16(seid);
2361 
2362 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2363 
2364 	return status;
2365 }
2366 
2367 /**
2368  * i40e_aq_clear_default_vsi
2369  * @hw: pointer to the hw struct
2370  * @seid: vsi number
2371  * @cmd_details: pointer to command details structure or NULL
2372  **/
i40e_aq_clear_default_vsi(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)2373 enum i40e_status_code i40e_aq_clear_default_vsi(struct i40e_hw *hw,
2374 				u16 seid,
2375 				struct i40e_asq_cmd_details *cmd_details)
2376 {
2377 	struct i40e_aq_desc desc;
2378 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2379 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
2380 		&desc.params.raw;
2381 	enum i40e_status_code status;
2382 
2383 	i40e_fill_default_direct_cmd_desc(&desc,
2384 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2385 
2386 	cmd->promiscuous_flags = CPU_TO_LE16(0);
2387 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2388 	cmd->seid = CPU_TO_LE16(seid);
2389 
2390 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2391 
2392 	return status;
2393 }
2394 
2395 /**
2396  * i40e_aq_set_vsi_unicast_promiscuous
2397  * @hw: pointer to the hw struct
2398  * @seid: vsi number
2399  * @set: set unicast promiscuous enable/disable
2400  * @cmd_details: pointer to command details structure or NULL
2401  * @rx_only_promisc: flag to decide if egress traffic gets mirrored in promisc
2402  **/
i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw * hw,u16 seid,bool set,struct i40e_asq_cmd_details * cmd_details,bool rx_only_promisc)2403 enum i40e_status_code i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
2404 				u16 seid, bool set,
2405 				struct i40e_asq_cmd_details *cmd_details,
2406 				bool rx_only_promisc)
2407 {
2408 	struct i40e_aq_desc desc;
2409 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2410 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2411 	enum i40e_status_code status;
2412 	u16 flags = 0;
2413 
2414 	i40e_fill_default_direct_cmd_desc(&desc,
2415 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2416 
2417 	if (set) {
2418 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2419 		if (rx_only_promisc && i40e_hw_ver_ge(hw, 1, 5))
2420 			flags |= I40E_AQC_SET_VSI_PROMISC_RX_ONLY;
2421 	}
2422 
2423 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2424 
2425 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2426 	if (i40e_hw_ver_ge(hw, 1, 5))
2427 		cmd->valid_flags |=
2428 			CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_RX_ONLY);
2429 
2430 	cmd->seid = CPU_TO_LE16(seid);
2431 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2432 
2433 	return status;
2434 }
2435 
2436 /**
2437  * i40e_aq_set_vsi_multicast_promiscuous
2438  * @hw: pointer to the hw struct
2439  * @seid: vsi number
2440  * @set: set multicast promiscuous enable/disable
2441  * @cmd_details: pointer to command details structure or NULL
2442  **/
i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw * hw,u16 seid,bool set,struct i40e_asq_cmd_details * cmd_details)2443 enum i40e_status_code i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
2444 				u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
2445 {
2446 	struct i40e_aq_desc desc;
2447 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2448 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2449 	enum i40e_status_code status;
2450 	u16 flags = 0;
2451 
2452 	i40e_fill_default_direct_cmd_desc(&desc,
2453 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2454 
2455 	if (set)
2456 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2457 
2458 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2459 
2460 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2461 
2462 	cmd->seid = CPU_TO_LE16(seid);
2463 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2464 
2465 	return status;
2466 }
2467 
2468 /**
2469 * i40e_aq_set_vsi_full_promiscuous
2470 * @hw: pointer to the hw struct
2471 * @seid: VSI number
2472 * @set: set promiscuous enable/disable
2473 * @cmd_details: pointer to command details structure or NULL
2474 **/
i40e_aq_set_vsi_full_promiscuous(struct i40e_hw * hw,u16 seid,bool set,struct i40e_asq_cmd_details * cmd_details)2475 enum i40e_status_code i40e_aq_set_vsi_full_promiscuous(struct i40e_hw *hw,
2476 				u16 seid, bool set,
2477 				struct i40e_asq_cmd_details *cmd_details)
2478 {
2479 	struct i40e_aq_desc desc;
2480 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2481 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2482 	enum i40e_status_code status;
2483 	u16 flags = 0;
2484 
2485 	i40e_fill_default_direct_cmd_desc(&desc,
2486 		i40e_aqc_opc_set_vsi_promiscuous_modes);
2487 
2488 	if (set)
2489 		flags = I40E_AQC_SET_VSI_PROMISC_UNICAST   |
2490 			I40E_AQC_SET_VSI_PROMISC_MULTICAST |
2491 			I40E_AQC_SET_VSI_PROMISC_BROADCAST;
2492 
2493 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2494 
2495 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST   |
2496 				       I40E_AQC_SET_VSI_PROMISC_MULTICAST |
2497 				       I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2498 
2499 	cmd->seid = CPU_TO_LE16(seid);
2500 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2501 
2502 	return status;
2503 }
2504 
2505 /**
2506  * i40e_aq_set_vsi_mc_promisc_on_vlan
2507  * @hw: pointer to the hw struct
2508  * @seid: vsi number
2509  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2510  * @vid: The VLAN tag filter - capture any multicast packet with this VLAN tag
2511  * @cmd_details: pointer to command details structure or NULL
2512  **/
i40e_aq_set_vsi_mc_promisc_on_vlan(struct i40e_hw * hw,u16 seid,bool enable,u16 vid,struct i40e_asq_cmd_details * cmd_details)2513 enum i40e_status_code i40e_aq_set_vsi_mc_promisc_on_vlan(struct i40e_hw *hw,
2514 				u16 seid, bool enable, u16 vid,
2515 				struct i40e_asq_cmd_details *cmd_details)
2516 {
2517 	struct i40e_aq_desc desc;
2518 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2519 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2520 	enum i40e_status_code status;
2521 	u16 flags = 0;
2522 
2523 	i40e_fill_default_direct_cmd_desc(&desc,
2524 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2525 
2526 	if (enable)
2527 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2528 
2529 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2530 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2531 	cmd->seid = CPU_TO_LE16(seid);
2532 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2533 
2534 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2535 
2536 	return status;
2537 }
2538 
2539 /**
2540  * i40e_aq_set_vsi_uc_promisc_on_vlan
2541  * @hw: pointer to the hw struct
2542  * @seid: vsi number
2543  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2544  * @vid: The VLAN tag filter - capture any unicast packet with this VLAN tag
2545  * @cmd_details: pointer to command details structure or NULL
2546  **/
i40e_aq_set_vsi_uc_promisc_on_vlan(struct i40e_hw * hw,u16 seid,bool enable,u16 vid,struct i40e_asq_cmd_details * cmd_details)2547 enum i40e_status_code i40e_aq_set_vsi_uc_promisc_on_vlan(struct i40e_hw *hw,
2548 				u16 seid, bool enable, u16 vid,
2549 				struct i40e_asq_cmd_details *cmd_details)
2550 {
2551 	struct i40e_aq_desc desc;
2552 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2553 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2554 	enum i40e_status_code status;
2555 	u16 flags = 0;
2556 
2557 	i40e_fill_default_direct_cmd_desc(&desc,
2558 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2559 
2560 	if (enable) {
2561 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2562 		if (i40e_hw_ver_ge(hw, 1, 5))
2563 			flags |= I40E_AQC_SET_VSI_PROMISC_RX_ONLY;
2564 	}
2565 
2566 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2567 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2568 	if (i40e_hw_ver_ge(hw, 1, 5))
2569 		cmd->valid_flags |=
2570 			CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_RX_ONLY);
2571 	cmd->seid = CPU_TO_LE16(seid);
2572 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2573 
2574 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2575 
2576 	return status;
2577 }
2578 
2579 /**
2580  * i40e_aq_set_vsi_bc_promisc_on_vlan
2581  * @hw: pointer to the hw struct
2582  * @seid: vsi number
2583  * @enable: set broadcast promiscuous enable/disable for a given VLAN
2584  * @vid: The VLAN tag filter - capture any broadcast packet with this VLAN tag
2585  * @cmd_details: pointer to command details structure or NULL
2586  **/
i40e_aq_set_vsi_bc_promisc_on_vlan(struct i40e_hw * hw,u16 seid,bool enable,u16 vid,struct i40e_asq_cmd_details * cmd_details)2587 enum i40e_status_code i40e_aq_set_vsi_bc_promisc_on_vlan(struct i40e_hw *hw,
2588 				u16 seid, bool enable, u16 vid,
2589 				struct i40e_asq_cmd_details *cmd_details)
2590 {
2591 	struct i40e_aq_desc desc;
2592 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2593 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2594 	enum i40e_status_code status;
2595 	u16 flags = 0;
2596 
2597 	i40e_fill_default_direct_cmd_desc(&desc,
2598 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2599 
2600 	if (enable)
2601 		flags |= I40E_AQC_SET_VSI_PROMISC_BROADCAST;
2602 
2603 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2604 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2605 	cmd->seid = CPU_TO_LE16(seid);
2606 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2607 
2608 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2609 
2610 	return status;
2611 }
2612 
2613 /**
2614  * i40e_aq_set_vsi_broadcast
2615  * @hw: pointer to the hw struct
2616  * @seid: vsi number
2617  * @set_filter: true to set filter, false to clear filter
2618  * @cmd_details: pointer to command details structure or NULL
2619  *
2620  * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
2621  **/
i40e_aq_set_vsi_broadcast(struct i40e_hw * hw,u16 seid,bool set_filter,struct i40e_asq_cmd_details * cmd_details)2622 enum i40e_status_code i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
2623 				u16 seid, bool set_filter,
2624 				struct i40e_asq_cmd_details *cmd_details)
2625 {
2626 	struct i40e_aq_desc desc;
2627 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2628 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2629 	enum i40e_status_code status;
2630 
2631 	i40e_fill_default_direct_cmd_desc(&desc,
2632 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2633 
2634 	if (set_filter)
2635 		cmd->promiscuous_flags
2636 			    |= CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2637 	else
2638 		cmd->promiscuous_flags
2639 			    &= CPU_TO_LE16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2640 
2641 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2642 	cmd->seid = CPU_TO_LE16(seid);
2643 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2644 
2645 	return status;
2646 }
2647 
2648 /**
2649  * i40e_aq_set_vsi_vlan_promisc - control the VLAN promiscuous setting
2650  * @hw: pointer to the hw struct
2651  * @seid: vsi number
2652  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2653  * @cmd_details: pointer to command details structure or NULL
2654  **/
i40e_aq_set_vsi_vlan_promisc(struct i40e_hw * hw,u16 seid,bool enable,struct i40e_asq_cmd_details * cmd_details)2655 enum i40e_status_code i40e_aq_set_vsi_vlan_promisc(struct i40e_hw *hw,
2656 				u16 seid, bool enable,
2657 				struct i40e_asq_cmd_details *cmd_details)
2658 {
2659 	struct i40e_aq_desc desc;
2660 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2661 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2662 	enum i40e_status_code status;
2663 	u16 flags = 0;
2664 
2665 	i40e_fill_default_direct_cmd_desc(&desc,
2666 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2667 	if (enable)
2668 		flags |= I40E_AQC_SET_VSI_PROMISC_VLAN;
2669 
2670 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2671 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_VLAN);
2672 	cmd->seid = CPU_TO_LE16(seid);
2673 
2674 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2675 
2676 	return status;
2677 }
2678 
2679 /**
2680  * i40e_aq_get_vsi_params - get VSI configuration info
2681  * @hw: pointer to the hw struct
2682  * @vsi_ctx: pointer to a vsi context struct
2683  * @cmd_details: pointer to command details structure or NULL
2684  **/
i40e_aq_get_vsi_params(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)2685 enum i40e_status_code i40e_aq_get_vsi_params(struct i40e_hw *hw,
2686 				struct i40e_vsi_context *vsi_ctx,
2687 				struct i40e_asq_cmd_details *cmd_details)
2688 {
2689 	struct i40e_aq_desc desc;
2690 	struct i40e_aqc_add_get_update_vsi *cmd =
2691 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2692 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2693 		(struct i40e_aqc_add_get_update_vsi_completion *)
2694 		&desc.params.raw;
2695 	enum i40e_status_code status;
2696 
2697 	UNREFERENCED_1PARAMETER(cmd_details);
2698 	i40e_fill_default_direct_cmd_desc(&desc,
2699 					  i40e_aqc_opc_get_vsi_parameters);
2700 
2701 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->seid);
2702 
2703 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
2704 
2705 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2706 				    sizeof(vsi_ctx->info), NULL);
2707 
2708 	if (status != I40E_SUCCESS)
2709 		goto aq_get_vsi_params_exit;
2710 
2711 	vsi_ctx->seid = LE16_TO_CPU(resp->seid);
2712 	vsi_ctx->vsi_number = LE16_TO_CPU(resp->vsi_number);
2713 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2714 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2715 
2716 aq_get_vsi_params_exit:
2717 	return status;
2718 }
2719 
2720 /**
2721  * i40e_aq_update_vsi_params
2722  * @hw: pointer to the hw struct
2723  * @vsi_ctx: pointer to a vsi context struct
2724  * @cmd_details: pointer to command details structure or NULL
2725  *
2726  * Update a VSI context.
2727  **/
i40e_aq_update_vsi_params(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)2728 enum i40e_status_code i40e_aq_update_vsi_params(struct i40e_hw *hw,
2729 				struct i40e_vsi_context *vsi_ctx,
2730 				struct i40e_asq_cmd_details *cmd_details)
2731 {
2732 	struct i40e_aq_desc desc;
2733 	struct i40e_aqc_add_get_update_vsi *cmd =
2734 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2735 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2736 		(struct i40e_aqc_add_get_update_vsi_completion *)
2737 		&desc.params.raw;
2738 	enum i40e_status_code status;
2739 
2740 	i40e_fill_default_direct_cmd_desc(&desc,
2741 					  i40e_aqc_opc_update_vsi_parameters);
2742 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->seid);
2743 
2744 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2745 
2746 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2747 				    sizeof(vsi_ctx->info), cmd_details);
2748 
2749 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2750 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2751 
2752 	return status;
2753 }
2754 
2755 /**
2756  * i40e_aq_get_switch_config
2757  * @hw: pointer to the hardware structure
2758  * @buf: pointer to the result buffer
2759  * @buf_size: length of input buffer
2760  * @start_seid: seid to start for the report, 0 == beginning
2761  * @cmd_details: pointer to command details structure or NULL
2762  *
2763  * Fill the buf with switch configuration returned from AdminQ command
2764  **/
i40e_aq_get_switch_config(struct i40e_hw * hw,struct i40e_aqc_get_switch_config_resp * buf,u16 buf_size,u16 * start_seid,struct i40e_asq_cmd_details * cmd_details)2765 enum i40e_status_code i40e_aq_get_switch_config(struct i40e_hw *hw,
2766 				struct i40e_aqc_get_switch_config_resp *buf,
2767 				u16 buf_size, u16 *start_seid,
2768 				struct i40e_asq_cmd_details *cmd_details)
2769 {
2770 	struct i40e_aq_desc desc;
2771 	struct i40e_aqc_switch_seid *scfg =
2772 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
2773 	enum i40e_status_code status;
2774 
2775 	i40e_fill_default_direct_cmd_desc(&desc,
2776 					  i40e_aqc_opc_get_switch_config);
2777 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
2778 	if (buf_size > I40E_AQ_LARGE_BUF)
2779 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
2780 	scfg->seid = CPU_TO_LE16(*start_seid);
2781 
2782 	status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
2783 	*start_seid = LE16_TO_CPU(scfg->seid);
2784 
2785 	return status;
2786 }
2787 
2788 /**
2789  * i40e_aq_set_switch_config
2790  * @hw: pointer to the hardware structure
2791  * @flags: bit flag values to set
2792  * @mode: cloud filter mode
2793  * @valid_flags: which bit flags to set
2794  * @cmd_details: pointer to command details structure or NULL
2795  *
2796  * Set switch configuration bits
2797  **/
i40e_aq_set_switch_config(struct i40e_hw * hw,u16 flags,u16 valid_flags,u8 mode,struct i40e_asq_cmd_details * cmd_details)2798 enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
2799 				u16 flags, u16 valid_flags, u8 mode,
2800 				struct i40e_asq_cmd_details *cmd_details)
2801 {
2802 	struct i40e_aq_desc desc;
2803 	struct i40e_aqc_set_switch_config *scfg =
2804 		(struct i40e_aqc_set_switch_config *)&desc.params.raw;
2805 	enum i40e_status_code status;
2806 
2807 	i40e_fill_default_direct_cmd_desc(&desc,
2808 					  i40e_aqc_opc_set_switch_config);
2809 	scfg->flags = CPU_TO_LE16(flags);
2810 	scfg->valid_flags = CPU_TO_LE16(valid_flags);
2811 	scfg->mode = mode;
2812 	if (hw->flags & I40E_HW_FLAG_802_1AD_CAPABLE) {
2813 		scfg->switch_tag = CPU_TO_LE16(hw->switch_tag);
2814 		scfg->first_tag = CPU_TO_LE16(hw->first_tag);
2815 		scfg->second_tag = CPU_TO_LE16(hw->second_tag);
2816 	}
2817 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2818 
2819 	return status;
2820 }
2821 
2822 /**
2823  * i40e_aq_get_firmware_version
2824  * @hw: pointer to the hw struct
2825  * @fw_major_version: firmware major version
2826  * @fw_minor_version: firmware minor version
2827  * @fw_build: firmware build number
2828  * @api_major_version: major queue version
2829  * @api_minor_version: minor queue version
2830  * @cmd_details: pointer to command details structure or NULL
2831  *
2832  * Get the firmware version from the admin queue commands
2833  **/
i40e_aq_get_firmware_version(struct i40e_hw * hw,u16 * fw_major_version,u16 * fw_minor_version,u32 * fw_build,u16 * api_major_version,u16 * api_minor_version,struct i40e_asq_cmd_details * cmd_details)2834 enum i40e_status_code i40e_aq_get_firmware_version(struct i40e_hw *hw,
2835 				u16 *fw_major_version, u16 *fw_minor_version,
2836 				u32 *fw_build,
2837 				u16 *api_major_version, u16 *api_minor_version,
2838 				struct i40e_asq_cmd_details *cmd_details)
2839 {
2840 	struct i40e_aq_desc desc;
2841 	struct i40e_aqc_get_version *resp =
2842 		(struct i40e_aqc_get_version *)&desc.params.raw;
2843 	enum i40e_status_code status;
2844 
2845 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
2846 
2847 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2848 
2849 	if (status == I40E_SUCCESS) {
2850 		if (fw_major_version != NULL)
2851 			*fw_major_version = LE16_TO_CPU(resp->fw_major);
2852 		if (fw_minor_version != NULL)
2853 			*fw_minor_version = LE16_TO_CPU(resp->fw_minor);
2854 		if (fw_build != NULL)
2855 			*fw_build = LE32_TO_CPU(resp->fw_build);
2856 		if (api_major_version != NULL)
2857 			*api_major_version = LE16_TO_CPU(resp->api_major);
2858 		if (api_minor_version != NULL)
2859 			*api_minor_version = LE16_TO_CPU(resp->api_minor);
2860 
2861 		/* A workaround to fix the API version in SW */
2862 		if (api_major_version && api_minor_version &&
2863 		    fw_major_version && fw_minor_version &&
2864 		    ((*api_major_version == 1) && (*api_minor_version == 1)) &&
2865 		    (((*fw_major_version == 4) && (*fw_minor_version >= 2)) ||
2866 		     (*fw_major_version > 4)))
2867 			*api_minor_version = 2;
2868 	}
2869 
2870 	return status;
2871 }
2872 
2873 /**
2874  * i40e_aq_send_driver_version
2875  * @hw: pointer to the hw struct
2876  * @dv: driver's major, minor version
2877  * @cmd_details: pointer to command details structure or NULL
2878  *
2879  * Send the driver version to the firmware
2880  **/
i40e_aq_send_driver_version(struct i40e_hw * hw,struct i40e_driver_version * dv,struct i40e_asq_cmd_details * cmd_details)2881 enum i40e_status_code i40e_aq_send_driver_version(struct i40e_hw *hw,
2882 				struct i40e_driver_version *dv,
2883 				struct i40e_asq_cmd_details *cmd_details)
2884 {
2885 	struct i40e_aq_desc desc;
2886 	struct i40e_aqc_driver_version *cmd =
2887 		(struct i40e_aqc_driver_version *)&desc.params.raw;
2888 	enum i40e_status_code status;
2889 	u16 len;
2890 
2891 	if (dv == NULL)
2892 		return I40E_ERR_PARAM;
2893 
2894 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
2895 
2896 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
2897 	cmd->driver_major_ver = dv->major_version;
2898 	cmd->driver_minor_ver = dv->minor_version;
2899 	cmd->driver_build_ver = dv->build_version;
2900 	cmd->driver_subbuild_ver = dv->subbuild_version;
2901 
2902 	len = 0;
2903 	while (len < sizeof(dv->driver_string) &&
2904 	       (dv->driver_string[len] < 0x80) &&
2905 	       dv->driver_string[len])
2906 		len++;
2907 	status = i40e_asq_send_command(hw, &desc, dv->driver_string,
2908 				       len, cmd_details);
2909 
2910 	return status;
2911 }
2912 
2913 /**
2914  * i40e_get_link_status - get status of the HW network link
2915  * @hw: pointer to the hw struct
2916  * @link_up: pointer to bool (true/false = linkup/linkdown)
2917  *
2918  * Variable link_up true if link is up, false if link is down.
2919  * The variable link_up is invalid if returned value of status != I40E_SUCCESS
2920  *
2921  * Side effect: LinkStatusEvent reporting becomes enabled
2922  **/
i40e_get_link_status(struct i40e_hw * hw,bool * link_up)2923 enum i40e_status_code i40e_get_link_status(struct i40e_hw *hw, bool *link_up)
2924 {
2925 	enum i40e_status_code status = I40E_SUCCESS;
2926 
2927 	if (hw->phy.get_link_info) {
2928 		status = i40e_update_link_info(hw);
2929 
2930 		if (status != I40E_SUCCESS)
2931 			i40e_debug(hw, I40E_DEBUG_LINK, "get link failed: status %d\n",
2932 				   status);
2933 	}
2934 
2935 	*link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
2936 
2937 	return status;
2938 }
2939 
2940 /**
2941  * i40e_update_link_info - update status of the HW network link
2942  * @hw: pointer to the hw struct
2943  **/
i40e_update_link_info(struct i40e_hw * hw)2944 enum i40e_status_code i40e_update_link_info(struct i40e_hw *hw)
2945 {
2946 	struct i40e_aq_get_phy_abilities_resp abilities;
2947 	enum i40e_status_code status = I40E_SUCCESS;
2948 
2949 	status = i40e_aq_get_link_info(hw, true, NULL, NULL);
2950 	if (status)
2951 		return status;
2952 
2953 	/* extra checking needed to ensure link info to user is timely */
2954 	if (((hw->phy.link_info.link_info & I40E_AQ_MEDIA_AVAILABLE) &&
2955 	     ((hw->phy.link_info.link_info & I40E_AQ_LINK_UP) ||
2956 	      !(hw->phy.link_info_old.link_info & I40E_AQ_LINK_UP))) ||
2957 		hw->mac.type == I40E_MAC_X722) {
2958 		status = i40e_aq_get_phy_capabilities(hw, false,
2959 						      hw->mac.type ==
2960 						      I40E_MAC_X722,
2961 						      &abilities, NULL);
2962 		if (status)
2963 			return status;
2964 
2965 		if (abilities.fec_cfg_curr_mod_ext_info &
2966 		    I40E_AQ_ENABLE_FEC_AUTO)
2967 			hw->phy.link_info.req_fec_info =
2968 				(I40E_AQ_REQUEST_FEC_KR |
2969 				 I40E_AQ_REQUEST_FEC_RS);
2970 		else
2971 			hw->phy.link_info.req_fec_info =
2972 				abilities.fec_cfg_curr_mod_ext_info &
2973 				(I40E_AQ_REQUEST_FEC_KR |
2974 				 I40E_AQ_REQUEST_FEC_RS);
2975 
2976 		i40e_memcpy(hw->phy.link_info.module_type, &abilities.module_type,
2977 			sizeof(hw->phy.link_info.module_type), I40E_NONDMA_TO_NONDMA);
2978 	}
2979 	return status;
2980 }
2981 
2982 
2983 /**
2984  * i40e_get_link_speed
2985  * @hw: pointer to the hw struct
2986  *
2987  * Returns the link speed of the adapter.
2988  **/
i40e_get_link_speed(struct i40e_hw * hw)2989 enum i40e_aq_link_speed i40e_get_link_speed(struct i40e_hw *hw)
2990 {
2991 	enum i40e_aq_link_speed speed = I40E_LINK_SPEED_UNKNOWN;
2992 	enum i40e_status_code status = I40E_SUCCESS;
2993 
2994 	if (hw->phy.get_link_info) {
2995 		status = i40e_aq_get_link_info(hw, true, NULL, NULL);
2996 
2997 		if (status != I40E_SUCCESS)
2998 			goto i40e_link_speed_exit;
2999 	}
3000 
3001 	speed = hw->phy.link_info.link_speed;
3002 
3003 i40e_link_speed_exit:
3004 	return speed;
3005 }
3006 
3007 /**
3008  * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
3009  * @hw: pointer to the hw struct
3010  * @uplink_seid: the MAC or other gizmo SEID
3011  * @downlink_seid: the VSI SEID
3012  * @enabled_tc: bitmap of TCs to be enabled
3013  * @default_port: true for default port VSI, false for control port
3014  * @veb_seid: pointer to where to put the resulting VEB SEID
3015  * @enable_stats: true to turn on VEB stats
3016  * @cmd_details: pointer to command details structure or NULL
3017  *
3018  * This asks the FW to add a VEB between the uplink and downlink
3019  * elements.  If the uplink SEID is 0, this will be a floating VEB.
3020  **/
i40e_aq_add_veb(struct i40e_hw * hw,u16 uplink_seid,u16 downlink_seid,u8 enabled_tc,bool default_port,u16 * veb_seid,bool enable_stats,struct i40e_asq_cmd_details * cmd_details)3021 enum i40e_status_code i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
3022 				u16 downlink_seid, u8 enabled_tc,
3023 				bool default_port, u16 *veb_seid,
3024 				bool enable_stats,
3025 				struct i40e_asq_cmd_details *cmd_details)
3026 {
3027 	struct i40e_aq_desc desc;
3028 	struct i40e_aqc_add_veb *cmd =
3029 		(struct i40e_aqc_add_veb *)&desc.params.raw;
3030 	struct i40e_aqc_add_veb_completion *resp =
3031 		(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
3032 	enum i40e_status_code status;
3033 	u16 veb_flags = 0;
3034 
3035 	/* SEIDs need to either both be set or both be 0 for floating VEB */
3036 	if (!!uplink_seid != !!downlink_seid)
3037 		return I40E_ERR_PARAM;
3038 
3039 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
3040 
3041 	cmd->uplink_seid = CPU_TO_LE16(uplink_seid);
3042 	cmd->downlink_seid = CPU_TO_LE16(downlink_seid);
3043 	cmd->enable_tcs = enabled_tc;
3044 	if (!uplink_seid)
3045 		veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
3046 	if (default_port)
3047 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
3048 	else
3049 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
3050 
3051 	/* reverse logic here: set the bitflag to disable the stats */
3052 	if (!enable_stats)
3053 		veb_flags |= I40E_AQC_ADD_VEB_ENABLE_DISABLE_STATS;
3054 
3055 	cmd->veb_flags = CPU_TO_LE16(veb_flags);
3056 
3057 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3058 
3059 	if (!status && veb_seid)
3060 		*veb_seid = LE16_TO_CPU(resp->veb_seid);
3061 
3062 	return status;
3063 }
3064 
3065 /**
3066  * i40e_aq_get_veb_parameters - Retrieve VEB parameters
3067  * @hw: pointer to the hw struct
3068  * @veb_seid: the SEID of the VEB to query
3069  * @switch_id: the uplink switch id
3070  * @floating: set to true if the VEB is floating
3071  * @statistic_index: index of the stats counter block for this VEB
3072  * @vebs_used: number of VEB's used by function
3073  * @vebs_free: total VEB's not reserved by any function
3074  * @cmd_details: pointer to command details structure or NULL
3075  *
3076  * This retrieves the parameters for a particular VEB, specified by
3077  * uplink_seid, and returns them to the caller.
3078  **/
i40e_aq_get_veb_parameters(struct i40e_hw * hw,u16 veb_seid,u16 * switch_id,bool * floating,u16 * statistic_index,u16 * vebs_used,u16 * vebs_free,struct i40e_asq_cmd_details * cmd_details)3079 enum i40e_status_code i40e_aq_get_veb_parameters(struct i40e_hw *hw,
3080 				u16 veb_seid, u16 *switch_id,
3081 				bool *floating, u16 *statistic_index,
3082 				u16 *vebs_used, u16 *vebs_free,
3083 				struct i40e_asq_cmd_details *cmd_details)
3084 {
3085 	struct i40e_aq_desc desc;
3086 	struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
3087 		(struct i40e_aqc_get_veb_parameters_completion *)
3088 		&desc.params.raw;
3089 	enum i40e_status_code status;
3090 
3091 	if (veb_seid == 0)
3092 		return I40E_ERR_PARAM;
3093 
3094 	i40e_fill_default_direct_cmd_desc(&desc,
3095 					  i40e_aqc_opc_get_veb_parameters);
3096 	cmd_resp->seid = CPU_TO_LE16(veb_seid);
3097 
3098 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3099 	if (status)
3100 		goto get_veb_exit;
3101 
3102 	if (switch_id)
3103 		*switch_id = LE16_TO_CPU(cmd_resp->switch_id);
3104 	if (statistic_index)
3105 		*statistic_index = LE16_TO_CPU(cmd_resp->statistic_index);
3106 	if (vebs_used)
3107 		*vebs_used = LE16_TO_CPU(cmd_resp->vebs_used);
3108 	if (vebs_free)
3109 		*vebs_free = LE16_TO_CPU(cmd_resp->vebs_free);
3110 	if (floating) {
3111 		u16 flags = LE16_TO_CPU(cmd_resp->veb_flags);
3112 
3113 		if (flags & I40E_AQC_ADD_VEB_FLOATING)
3114 			*floating = true;
3115 		else
3116 			*floating = false;
3117 	}
3118 
3119 get_veb_exit:
3120 	return status;
3121 }
3122 
3123 /**
3124  * i40e_prepare_add_macvlan
3125  * @mv_list: list of macvlans to be added
3126  * @desc: pointer to AQ descriptor structure
3127  * @count: length of the list
3128  * @seid: VSI for the mac address
3129  *
3130  * Internal helper function that prepares the add macvlan request
3131  * and returns the buffer size.
3132  **/
3133 static u16
i40e_prepare_add_macvlan(struct i40e_aqc_add_macvlan_element_data * mv_list,struct i40e_aq_desc * desc,u16 count,u16 seid)3134 i40e_prepare_add_macvlan(struct i40e_aqc_add_macvlan_element_data *mv_list,
3135 			 struct i40e_aq_desc *desc, u16 count, u16 seid)
3136 {
3137 	struct i40e_aqc_macvlan *cmd =
3138 		(struct i40e_aqc_macvlan *)&desc->params.raw;
3139 	u16 buf_size;
3140 	int i;
3141 
3142 	buf_size = count * sizeof(*mv_list);
3143 
3144 	/* prep the rest of the request */
3145 	i40e_fill_default_direct_cmd_desc(desc, i40e_aqc_opc_add_macvlan);
3146 	cmd->num_addresses = CPU_TO_LE16(count);
3147 	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
3148 	cmd->seid[1] = 0;
3149 	cmd->seid[2] = 0;
3150 
3151 	for (i = 0; i < count; i++)
3152 		if (I40E_IS_MULTICAST(mv_list[i].mac_addr))
3153 			mv_list[i].flags |=
3154 			    CPU_TO_LE16(I40E_AQC_MACVLAN_ADD_USE_SHARED_MAC);
3155 
3156 	desc->flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3157 	if (buf_size > I40E_AQ_LARGE_BUF)
3158 		desc->flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3159 
3160 	return buf_size;
3161 }
3162 
3163 /**
3164  * i40e_aq_add_macvlan
3165  * @hw: pointer to the hw struct
3166  * @seid: VSI for the mac address
3167  * @mv_list: list of macvlans to be added
3168  * @count: length of the list
3169  * @cmd_details: pointer to command details structure or NULL
3170  *
3171  * Add MAC/VLAN addresses to the HW filtering
3172  **/
3173 enum i40e_status_code
i40e_aq_add_macvlan(struct i40e_hw * hw,u16 seid,struct i40e_aqc_add_macvlan_element_data * mv_list,u16 count,struct i40e_asq_cmd_details * cmd_details)3174 i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
3175 		    struct i40e_aqc_add_macvlan_element_data *mv_list,
3176 		    u16 count, struct i40e_asq_cmd_details *cmd_details)
3177 {
3178 	struct i40e_aq_desc desc;
3179 	enum i40e_status_code status;
3180 	u16 buf_size;
3181 
3182 	if (count == 0 || !mv_list || !hw)
3183 		return I40E_ERR_PARAM;
3184 
3185 	buf_size = i40e_prepare_add_macvlan(mv_list, &desc, count, seid);
3186 
3187 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
3188 				       cmd_details);
3189 
3190 	return status;
3191 }
3192 
3193 /**
3194  * i40e_aq_add_macvlan_v2
3195  * @hw: pointer to the hw struct
3196  * @seid: VSI for the mac address
3197  * @mv_list: list of macvlans to be added
3198  * @count: length of the list
3199  * @cmd_details: pointer to command details structure or NULL
3200  * @aq_status: pointer to Admin Queue status return value
3201  *
3202  * Add MAC/VLAN addresses to the HW filtering.
3203  * The _v2 version returns the last Admin Queue status in aq_status
3204  * to avoid race conditions in access to hw->aq.asq_last_status.
3205  * It also calls _v2 versions of asq_send_command functions to
3206  * get the aq_status on the stack.
3207  **/
3208 enum i40e_status_code
i40e_aq_add_macvlan_v2(struct i40e_hw * hw,u16 seid,struct i40e_aqc_add_macvlan_element_data * mv_list,u16 count,struct i40e_asq_cmd_details * cmd_details,enum i40e_admin_queue_err * aq_status)3209 i40e_aq_add_macvlan_v2(struct i40e_hw *hw, u16 seid,
3210 		       struct i40e_aqc_add_macvlan_element_data *mv_list,
3211 		       u16 count, struct i40e_asq_cmd_details *cmd_details,
3212 		       enum i40e_admin_queue_err *aq_status)
3213 {
3214 	struct i40e_aq_desc desc;
3215 	enum i40e_status_code status;
3216 	u16 buf_size;
3217 
3218 	if (count == 0 || !mv_list || !hw)
3219 		return I40E_ERR_PARAM;
3220 
3221 	buf_size = i40e_prepare_add_macvlan(mv_list, &desc, count, seid);
3222 
3223 	status = i40e_asq_send_command_v2(hw, &desc, mv_list, buf_size,
3224 					  cmd_details, aq_status);
3225 
3226 	return status;
3227 }
3228 
3229 /**
3230  * i40e_aq_remove_macvlan
3231  * @hw: pointer to the hw struct
3232  * @seid: VSI for the mac address
3233  * @mv_list: list of macvlans to be removed
3234  * @count: length of the list
3235  * @cmd_details: pointer to command details structure or NULL
3236  *
3237  * Remove MAC/VLAN addresses from the HW filtering
3238  **/
i40e_aq_remove_macvlan(struct i40e_hw * hw,u16 seid,struct i40e_aqc_remove_macvlan_element_data * mv_list,u16 count,struct i40e_asq_cmd_details * cmd_details)3239 enum i40e_status_code i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
3240 			struct i40e_aqc_remove_macvlan_element_data *mv_list,
3241 			u16 count, struct i40e_asq_cmd_details *cmd_details)
3242 {
3243 	struct i40e_aq_desc desc;
3244 	struct i40e_aqc_macvlan *cmd =
3245 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3246 	enum i40e_status_code status;
3247 	u16 buf_size;
3248 
3249 	if (count == 0 || !mv_list || !hw)
3250 		return I40E_ERR_PARAM;
3251 
3252 	buf_size = count * sizeof(*mv_list);
3253 
3254 	/* prep the rest of the request */
3255 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
3256 	cmd->num_addresses = CPU_TO_LE16(count);
3257 	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
3258 	cmd->seid[1] = 0;
3259 	cmd->seid[2] = 0;
3260 
3261 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3262 	if (buf_size > I40E_AQ_LARGE_BUF)
3263 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3264 
3265 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
3266 				       cmd_details);
3267 
3268 	return status;
3269 }
3270 
3271 /**
3272  * i40e_aq_remove_macvlan_v2
3273  * @hw: pointer to the hw struct
3274  * @seid: VSI for the mac address
3275  * @mv_list: list of macvlans to be removed
3276  * @count: length of the list
3277  * @cmd_details: pointer to command details structure or NULL
3278  * @aq_status: pointer to Admin Queue status return value
3279  *
3280  * Remove MAC/VLAN addresses from the HW filtering.
3281  * The _v2 version returns the last Admin Queue status in aq_status
3282  * to avoid race conditions in access to hw->aq.asq_last_status.
3283  * It also calls _v2 versions of asq_send_command functions to
3284  * get the aq_status on the stack.
3285  **/
3286 enum i40e_status_code
i40e_aq_remove_macvlan_v2(struct i40e_hw * hw,u16 seid,struct i40e_aqc_remove_macvlan_element_data * mv_list,u16 count,struct i40e_asq_cmd_details * cmd_details,enum i40e_admin_queue_err * aq_status)3287 i40e_aq_remove_macvlan_v2(struct i40e_hw *hw, u16 seid,
3288 			  struct i40e_aqc_remove_macvlan_element_data *mv_list,
3289 			  u16 count, struct i40e_asq_cmd_details *cmd_details,
3290 			  enum i40e_admin_queue_err *aq_status)
3291 {
3292 	struct i40e_aq_desc desc;
3293 	struct i40e_aqc_macvlan *cmd =
3294 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3295 	enum i40e_status_code status;
3296 	u16 buf_size;
3297 
3298 	if (count == 0 || !mv_list || !hw)
3299 		return I40E_ERR_PARAM;
3300 
3301 	buf_size = count * sizeof(*mv_list);
3302 
3303 	/* prep the rest of the request */
3304 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
3305 	cmd->num_addresses = CPU_TO_LE16(count);
3306 	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
3307 	cmd->seid[1] = 0;
3308 	cmd->seid[2] = 0;
3309 
3310 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3311 	if (buf_size > I40E_AQ_LARGE_BUF)
3312 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3313 
3314 	status = i40e_asq_send_command_v2(hw, &desc, mv_list, buf_size,
3315 					  cmd_details, aq_status);
3316 
3317 	return status;
3318 }
3319 
3320 /**
3321  * i40e_mirrorrule_op - Internal helper function to add/delete mirror rule
3322  * @hw: pointer to the hw struct
3323  * @opcode: AQ opcode for add or delete mirror rule
3324  * @sw_seid: Switch SEID (to which rule refers)
3325  * @rule_type: Rule Type (ingress/egress/VLAN)
3326  * @id: Destination VSI SEID or Rule ID
3327  * @count: length of the list
3328  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
3329  * @cmd_details: pointer to command details structure or NULL
3330  * @rule_id: Rule ID returned from FW
3331  * @rules_used: Number of rules used in internal switch
3332  * @rules_free: Number of rules free in internal switch
3333  *
3334  * Add/Delete a mirror rule to a specific switch. Mirror rules are supported for
3335  * VEBs/VEPA elements only
3336  **/
i40e_mirrorrule_op(struct i40e_hw * hw,u16 opcode,u16 sw_seid,u16 rule_type,u16 id,u16 count,__le16 * mr_list,struct i40e_asq_cmd_details * cmd_details,u16 * rule_id,u16 * rules_used,u16 * rules_free)3337 static enum i40e_status_code i40e_mirrorrule_op(struct i40e_hw *hw,
3338 			u16 opcode, u16 sw_seid, u16 rule_type, u16 id,
3339 			u16 count, __le16 *mr_list,
3340 			struct i40e_asq_cmd_details *cmd_details,
3341 			u16 *rule_id, u16 *rules_used, u16 *rules_free)
3342 {
3343 	struct i40e_aq_desc desc;
3344 	struct i40e_aqc_add_delete_mirror_rule *cmd =
3345 		(struct i40e_aqc_add_delete_mirror_rule *)&desc.params.raw;
3346 	struct i40e_aqc_add_delete_mirror_rule_completion *resp =
3347 	(struct i40e_aqc_add_delete_mirror_rule_completion *)&desc.params.raw;
3348 	enum i40e_status_code status;
3349 	u16 buf_size;
3350 
3351 	buf_size = count * sizeof(*mr_list);
3352 
3353 	/* prep the rest of the request */
3354 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
3355 	cmd->seid = CPU_TO_LE16(sw_seid);
3356 	cmd->rule_type = CPU_TO_LE16(rule_type &
3357 				     I40E_AQC_MIRROR_RULE_TYPE_MASK);
3358 	cmd->num_entries = CPU_TO_LE16(count);
3359 	/* Dest VSI for add, rule_id for delete */
3360 	cmd->destination = CPU_TO_LE16(id);
3361 	if (mr_list) {
3362 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
3363 						I40E_AQ_FLAG_RD));
3364 		if (buf_size > I40E_AQ_LARGE_BUF)
3365 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3366 	}
3367 
3368 	status = i40e_asq_send_command(hw, &desc, mr_list, buf_size,
3369 				       cmd_details);
3370 	if (status == I40E_SUCCESS ||
3371 	    hw->aq.asq_last_status == I40E_AQ_RC_ENOSPC) {
3372 		if (rule_id)
3373 			*rule_id = LE16_TO_CPU(resp->rule_id);
3374 		if (rules_used)
3375 			*rules_used = LE16_TO_CPU(resp->mirror_rules_used);
3376 		if (rules_free)
3377 			*rules_free = LE16_TO_CPU(resp->mirror_rules_free);
3378 	}
3379 	return status;
3380 }
3381 
3382 /**
3383  * i40e_aq_add_mirrorrule - add a mirror rule
3384  * @hw: pointer to the hw struct
3385  * @sw_seid: Switch SEID (to which rule refers)
3386  * @rule_type: Rule Type (ingress/egress/VLAN)
3387  * @dest_vsi: SEID of VSI to which packets will be mirrored
3388  * @count: length of the list
3389  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
3390  * @cmd_details: pointer to command details structure or NULL
3391  * @rule_id: Rule ID returned from FW
3392  * @rules_used: Number of rules used in internal switch
3393  * @rules_free: Number of rules free in internal switch
3394  *
3395  * Add mirror rule. Mirror rules are supported for VEBs or VEPA elements only
3396  **/
i40e_aq_add_mirrorrule(struct i40e_hw * hw,u16 sw_seid,u16 rule_type,u16 dest_vsi,u16 count,__le16 * mr_list,struct i40e_asq_cmd_details * cmd_details,u16 * rule_id,u16 * rules_used,u16 * rules_free)3397 enum i40e_status_code i40e_aq_add_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
3398 			u16 rule_type, u16 dest_vsi, u16 count, __le16 *mr_list,
3399 			struct i40e_asq_cmd_details *cmd_details,
3400 			u16 *rule_id, u16 *rules_used, u16 *rules_free)
3401 {
3402 	if (!(rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_INGRESS ||
3403 	    rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_EGRESS)) {
3404 		if (count == 0 || !mr_list)
3405 			return I40E_ERR_PARAM;
3406 	}
3407 
3408 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_add_mirror_rule, sw_seid,
3409 				  rule_type, dest_vsi, count, mr_list,
3410 				  cmd_details, rule_id, rules_used, rules_free);
3411 }
3412 
3413 /**
3414  * i40e_aq_delete_mirrorrule - delete a mirror rule
3415  * @hw: pointer to the hw struct
3416  * @sw_seid: Switch SEID (to which rule refers)
3417  * @rule_type: Rule Type (ingress/egress/VLAN)
3418  * @count: length of the list
3419  * @rule_id: Rule ID that is returned in the receive desc as part of
3420  *		add_mirrorrule.
3421  * @mr_list: list of mirrored VLAN IDs to be removed
3422  * @cmd_details: pointer to command details structure or NULL
3423  * @rules_used: Number of rules used in internal switch
3424  * @rules_free: Number of rules free in internal switch
3425  *
3426  * Delete a mirror rule. Mirror rules are supported for VEBs/VEPA elements only
3427  **/
i40e_aq_delete_mirrorrule(struct i40e_hw * hw,u16 sw_seid,u16 rule_type,u16 rule_id,u16 count,__le16 * mr_list,struct i40e_asq_cmd_details * cmd_details,u16 * rules_used,u16 * rules_free)3428 enum i40e_status_code i40e_aq_delete_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
3429 			u16 rule_type, u16 rule_id, u16 count, __le16 *mr_list,
3430 			struct i40e_asq_cmd_details *cmd_details,
3431 			u16 *rules_used, u16 *rules_free)
3432 {
3433 	/* Rule ID has to be valid except rule_type: INGRESS VLAN mirroring */
3434 	if (rule_type == I40E_AQC_MIRROR_RULE_TYPE_VLAN) {
3435 		/* count and mr_list shall be valid for rule_type INGRESS VLAN
3436 		 * mirroring. For other rule_type, count and rule_type should
3437 		 * not matter.
3438 		 */
3439 		if (count == 0 || !mr_list)
3440 			return I40E_ERR_PARAM;
3441 	}
3442 
3443 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_delete_mirror_rule, sw_seid,
3444 				  rule_type, rule_id, count, mr_list,
3445 				  cmd_details, NULL, rules_used, rules_free);
3446 }
3447 
3448 /**
3449  * i40e_aq_add_vlan - Add VLAN ids to the HW filtering
3450  * @hw: pointer to the hw struct
3451  * @seid: VSI for the vlan filters
3452  * @v_list: list of vlan filters to be added
3453  * @count: length of the list
3454  * @cmd_details: pointer to command details structure or NULL
3455  **/
i40e_aq_add_vlan(struct i40e_hw * hw,u16 seid,struct i40e_aqc_add_remove_vlan_element_data * v_list,u8 count,struct i40e_asq_cmd_details * cmd_details)3456 enum i40e_status_code i40e_aq_add_vlan(struct i40e_hw *hw, u16 seid,
3457 			struct i40e_aqc_add_remove_vlan_element_data *v_list,
3458 			u8 count, struct i40e_asq_cmd_details *cmd_details)
3459 {
3460 	struct i40e_aq_desc desc;
3461 	struct i40e_aqc_macvlan *cmd =
3462 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3463 	enum i40e_status_code status;
3464 	u16 buf_size;
3465 
3466 	if (count == 0 || !v_list || !hw)
3467 		return I40E_ERR_PARAM;
3468 
3469 	buf_size = count * sizeof(*v_list);
3470 
3471 	/* prep the rest of the request */
3472 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_vlan);
3473 	cmd->num_addresses = CPU_TO_LE16(count);
3474 	cmd->seid[0] = CPU_TO_LE16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID);
3475 	cmd->seid[1] = 0;
3476 	cmd->seid[2] = 0;
3477 
3478 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3479 	if (buf_size > I40E_AQ_LARGE_BUF)
3480 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3481 
3482 	status = i40e_asq_send_command(hw, &desc, v_list, buf_size,
3483 				       cmd_details);
3484 
3485 	return status;
3486 }
3487 
3488 /**
3489  * i40e_aq_remove_vlan - Remove VLANs from the HW filtering
3490  * @hw: pointer to the hw struct
3491  * @seid: VSI for the vlan filters
3492  * @v_list: list of macvlans to be removed
3493  * @count: length of the list
3494  * @cmd_details: pointer to command details structure or NULL
3495  **/
i40e_aq_remove_vlan(struct i40e_hw * hw,u16 seid,struct i40e_aqc_add_remove_vlan_element_data * v_list,u8 count,struct i40e_asq_cmd_details * cmd_details)3496 enum i40e_status_code i40e_aq_remove_vlan(struct i40e_hw *hw, u16 seid,
3497 			struct i40e_aqc_add_remove_vlan_element_data *v_list,
3498 			u8 count, struct i40e_asq_cmd_details *cmd_details)
3499 {
3500 	struct i40e_aq_desc desc;
3501 	struct i40e_aqc_macvlan *cmd =
3502 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3503 	enum i40e_status_code status;
3504 	u16 buf_size;
3505 
3506 	if (count == 0 || !v_list || !hw)
3507 		return I40E_ERR_PARAM;
3508 
3509 	buf_size = count * sizeof(*v_list);
3510 
3511 	/* prep the rest of the request */
3512 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_vlan);
3513 	cmd->num_addresses = CPU_TO_LE16(count);
3514 	cmd->seid[0] = CPU_TO_LE16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID);
3515 	cmd->seid[1] = 0;
3516 	cmd->seid[2] = 0;
3517 
3518 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3519 	if (buf_size > I40E_AQ_LARGE_BUF)
3520 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3521 
3522 	status = i40e_asq_send_command(hw, &desc, v_list, buf_size,
3523 				       cmd_details);
3524 
3525 	return status;
3526 }
3527 
3528 /**
3529  * i40e_aq_send_msg_to_vf
3530  * @hw: pointer to the hardware structure
3531  * @vfid: vf id to send msg
3532  * @v_opcode: opcodes for VF-PF communication
3533  * @v_retval: return error code
3534  * @msg: pointer to the msg buffer
3535  * @msglen: msg length
3536  * @cmd_details: pointer to command details
3537  *
3538  * send msg to vf
3539  **/
i40e_aq_send_msg_to_vf(struct i40e_hw * hw,u16 vfid,u32 v_opcode,u32 v_retval,u8 * msg,u16 msglen,struct i40e_asq_cmd_details * cmd_details)3540 enum i40e_status_code i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
3541 				u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
3542 				struct i40e_asq_cmd_details *cmd_details)
3543 {
3544 	struct i40e_aq_desc desc;
3545 	struct i40e_aqc_pf_vf_message *cmd =
3546 		(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
3547 	enum i40e_status_code status;
3548 
3549 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
3550 	cmd->id = CPU_TO_LE32(vfid);
3551 	desc.cookie_high = CPU_TO_LE32(v_opcode);
3552 	desc.cookie_low = CPU_TO_LE32(v_retval);
3553 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_SI);
3554 	if (msglen) {
3555 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
3556 						I40E_AQ_FLAG_RD));
3557 		if (msglen > I40E_AQ_LARGE_BUF)
3558 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3559 		desc.datalen = CPU_TO_LE16(msglen);
3560 	}
3561 	status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
3562 
3563 	return status;
3564 }
3565 
3566 /**
3567  * i40e_aq_debug_read_register
3568  * @hw: pointer to the hw struct
3569  * @reg_addr: register address
3570  * @reg_val: register value
3571  * @cmd_details: pointer to command details structure or NULL
3572  *
3573  * Read the register using the admin queue commands
3574  **/
i40e_aq_debug_read_register(struct i40e_hw * hw,u32 reg_addr,u64 * reg_val,struct i40e_asq_cmd_details * cmd_details)3575 enum i40e_status_code i40e_aq_debug_read_register(struct i40e_hw *hw,
3576 				u32 reg_addr, u64 *reg_val,
3577 				struct i40e_asq_cmd_details *cmd_details)
3578 {
3579 	struct i40e_aq_desc desc;
3580 	struct i40e_aqc_debug_reg_read_write *cmd_resp =
3581 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
3582 	enum i40e_status_code status;
3583 
3584 	if (reg_val == NULL)
3585 		return I40E_ERR_PARAM;
3586 
3587 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_read_reg);
3588 
3589 	cmd_resp->address = CPU_TO_LE32(reg_addr);
3590 
3591 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3592 
3593 	if (status == I40E_SUCCESS) {
3594 		*reg_val = ((u64)LE32_TO_CPU(cmd_resp->value_high) << 32) |
3595 			   (u64)LE32_TO_CPU(cmd_resp->value_low);
3596 	}
3597 
3598 	return status;
3599 }
3600 
3601 /**
3602  * i40e_aq_debug_write_register
3603  * @hw: pointer to the hw struct
3604  * @reg_addr: register address
3605  * @reg_val: register value
3606  * @cmd_details: pointer to command details structure or NULL
3607  *
3608  * Write to a register using the admin queue commands
3609  **/
i40e_aq_debug_write_register(struct i40e_hw * hw,u32 reg_addr,u64 reg_val,struct i40e_asq_cmd_details * cmd_details)3610 enum i40e_status_code i40e_aq_debug_write_register(struct i40e_hw *hw,
3611 				u32 reg_addr, u64 reg_val,
3612 				struct i40e_asq_cmd_details *cmd_details)
3613 {
3614 	struct i40e_aq_desc desc;
3615 	struct i40e_aqc_debug_reg_read_write *cmd =
3616 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
3617 	enum i40e_status_code status;
3618 
3619 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_write_reg);
3620 
3621 	cmd->address = CPU_TO_LE32(reg_addr);
3622 	cmd->value_high = CPU_TO_LE32((u32)(reg_val >> 32));
3623 	cmd->value_low = CPU_TO_LE32((u32)(reg_val & 0xFFFFFFFF));
3624 
3625 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3626 
3627 	return status;
3628 }
3629 
3630 /**
3631  * i40e_aq_request_resource
3632  * @hw: pointer to the hw struct
3633  * @resource: resource id
3634  * @access: access type
3635  * @sdp_number: resource number
3636  * @timeout: the maximum time in ms that the driver may hold the resource
3637  * @cmd_details: pointer to command details structure or NULL
3638  *
3639  * requests common resource using the admin queue commands
3640  **/
i40e_aq_request_resource(struct i40e_hw * hw,enum i40e_aq_resources_ids resource,enum i40e_aq_resource_access_type access,u8 sdp_number,u64 * timeout,struct i40e_asq_cmd_details * cmd_details)3641 enum i40e_status_code i40e_aq_request_resource(struct i40e_hw *hw,
3642 				enum i40e_aq_resources_ids resource,
3643 				enum i40e_aq_resource_access_type access,
3644 				u8 sdp_number, u64 *timeout,
3645 				struct i40e_asq_cmd_details *cmd_details)
3646 {
3647 	struct i40e_aq_desc desc;
3648 	struct i40e_aqc_request_resource *cmd_resp =
3649 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3650 	enum i40e_status_code status;
3651 
3652 	DEBUGFUNC("i40e_aq_request_resource");
3653 
3654 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
3655 
3656 	cmd_resp->resource_id = CPU_TO_LE16(resource);
3657 	cmd_resp->access_type = CPU_TO_LE16(access);
3658 	cmd_resp->resource_number = CPU_TO_LE32(sdp_number);
3659 
3660 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3661 	/* The completion specifies the maximum time in ms that the driver
3662 	 * may hold the resource in the Timeout field.
3663 	 * If the resource is held by someone else, the command completes with
3664 	 * busy return value and the timeout field indicates the maximum time
3665 	 * the current owner of the resource has to free it.
3666 	 */
3667 	if (status == I40E_SUCCESS || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
3668 		*timeout = LE32_TO_CPU(cmd_resp->timeout);
3669 
3670 	return status;
3671 }
3672 
3673 /**
3674  * i40e_aq_release_resource
3675  * @hw: pointer to the hw struct
3676  * @resource: resource id
3677  * @sdp_number: resource number
3678  * @cmd_details: pointer to command details structure or NULL
3679  *
3680  * release common resource using the admin queue commands
3681  **/
i40e_aq_release_resource(struct i40e_hw * hw,enum i40e_aq_resources_ids resource,u8 sdp_number,struct i40e_asq_cmd_details * cmd_details)3682 enum i40e_status_code i40e_aq_release_resource(struct i40e_hw *hw,
3683 				enum i40e_aq_resources_ids resource,
3684 				u8 sdp_number,
3685 				struct i40e_asq_cmd_details *cmd_details)
3686 {
3687 	struct i40e_aq_desc desc;
3688 	struct i40e_aqc_request_resource *cmd =
3689 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3690 	enum i40e_status_code status;
3691 
3692 	DEBUGFUNC("i40e_aq_release_resource");
3693 
3694 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
3695 
3696 	cmd->resource_id = CPU_TO_LE16(resource);
3697 	cmd->resource_number = CPU_TO_LE32(sdp_number);
3698 
3699 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3700 
3701 	return status;
3702 }
3703 
3704 /**
3705  * i40e_aq_read_nvm
3706  * @hw: pointer to the hw struct
3707  * @module_pointer: module pointer location in words from the NVM beginning
3708  * @offset: byte offset from the module beginning
3709  * @length: length of the section to be read (in bytes from the offset)
3710  * @data: command buffer (size [bytes] = length)
3711  * @last_command: tells if this is the last command in a series
3712  * @cmd_details: pointer to command details structure or NULL
3713  *
3714  * Read the NVM using the admin queue commands
3715  **/
i40e_aq_read_nvm(struct i40e_hw * hw,u8 module_pointer,u32 offset,u16 length,void * data,bool last_command,struct i40e_asq_cmd_details * cmd_details)3716 enum i40e_status_code i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
3717 				u32 offset, u16 length, void *data,
3718 				bool last_command,
3719 				struct i40e_asq_cmd_details *cmd_details)
3720 {
3721 	struct i40e_aq_desc desc;
3722 	struct i40e_aqc_nvm_update *cmd =
3723 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3724 	enum i40e_status_code status;
3725 
3726 	DEBUGFUNC("i40e_aq_read_nvm");
3727 
3728 	/* In offset the highest byte must be zeroed. */
3729 	if (offset & 0xFF000000) {
3730 		status = I40E_ERR_PARAM;
3731 		goto i40e_aq_read_nvm_exit;
3732 	}
3733 
3734 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
3735 
3736 	/* If this is the last command in a series, set the proper flag. */
3737 	if (last_command)
3738 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3739 	cmd->module_pointer = module_pointer;
3740 	cmd->offset = CPU_TO_LE32(offset);
3741 	cmd->length = CPU_TO_LE16(length);
3742 
3743 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
3744 	if (length > I40E_AQ_LARGE_BUF)
3745 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3746 
3747 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3748 
3749 i40e_aq_read_nvm_exit:
3750 	return status;
3751 }
3752 
3753 /**
3754  * i40e_aq_read_nvm_config - read an nvm config block
3755  * @hw: pointer to the hw struct
3756  * @cmd_flags: NVM access admin command bits
3757  * @field_id: field or feature id
3758  * @data: buffer for result
3759  * @buf_size: buffer size
3760  * @element_count: pointer to count of elements read by FW
3761  * @cmd_details: pointer to command details structure or NULL
3762  **/
i40e_aq_read_nvm_config(struct i40e_hw * hw,u8 cmd_flags,u32 field_id,void * data,u16 buf_size,u16 * element_count,struct i40e_asq_cmd_details * cmd_details)3763 enum i40e_status_code i40e_aq_read_nvm_config(struct i40e_hw *hw,
3764 				u8 cmd_flags, u32 field_id, void *data,
3765 				u16 buf_size, u16 *element_count,
3766 				struct i40e_asq_cmd_details *cmd_details)
3767 {
3768 	struct i40e_aq_desc desc;
3769 	struct i40e_aqc_nvm_config_read *cmd =
3770 		(struct i40e_aqc_nvm_config_read *)&desc.params.raw;
3771 	enum i40e_status_code status;
3772 
3773 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_config_read);
3774 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF));
3775 	if (buf_size > I40E_AQ_LARGE_BUF)
3776 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3777 
3778 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
3779 	cmd->element_id = CPU_TO_LE16((u16)(0xffff & field_id));
3780 	if (cmd_flags & I40E_AQ_ANVM_FEATURE_OR_IMMEDIATE_MASK)
3781 		cmd->element_id_msw = CPU_TO_LE16((u16)(field_id >> 16));
3782 	else
3783 		cmd->element_id_msw = 0;
3784 
3785 	status = i40e_asq_send_command(hw, &desc, data, buf_size, cmd_details);
3786 
3787 	if (!status && element_count)
3788 		*element_count = LE16_TO_CPU(cmd->element_count);
3789 
3790 	return status;
3791 }
3792 
3793 /**
3794  * i40e_aq_write_nvm_config - write an nvm config block
3795  * @hw: pointer to the hw struct
3796  * @cmd_flags: NVM access admin command bits
3797  * @data: buffer for result
3798  * @buf_size: buffer size
3799  * @element_count: count of elements to be written
3800  * @cmd_details: pointer to command details structure or NULL
3801  **/
i40e_aq_write_nvm_config(struct i40e_hw * hw,u8 cmd_flags,void * data,u16 buf_size,u16 element_count,struct i40e_asq_cmd_details * cmd_details)3802 enum i40e_status_code i40e_aq_write_nvm_config(struct i40e_hw *hw,
3803 				u8 cmd_flags, void *data, u16 buf_size,
3804 				u16 element_count,
3805 				struct i40e_asq_cmd_details *cmd_details)
3806 {
3807 	struct i40e_aq_desc desc;
3808 	struct i40e_aqc_nvm_config_write *cmd =
3809 		(struct i40e_aqc_nvm_config_write *)&desc.params.raw;
3810 	enum i40e_status_code status;
3811 
3812 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_config_write);
3813 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3814 	if (buf_size > I40E_AQ_LARGE_BUF)
3815 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3816 
3817 	cmd->element_count = CPU_TO_LE16(element_count);
3818 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
3819 	status = i40e_asq_send_command(hw, &desc, data, buf_size, cmd_details);
3820 
3821 	return status;
3822 }
3823 
3824 /**
3825  * i40e_aq_nvm_update_in_process
3826  * @hw: pointer to the hw struct
3827  * @update_flow_state: True indicates that update flow starts, false that ends
3828  * @cmd_details: pointer to command details structure or NULL
3829  *
3830  * Indicate NVM update in process.
3831  **/
3832 enum i40e_status_code
i40e_aq_nvm_update_in_process(struct i40e_hw * hw,bool update_flow_state,struct i40e_asq_cmd_details * cmd_details)3833 i40e_aq_nvm_update_in_process(struct i40e_hw *hw,
3834 			      bool update_flow_state,
3835 			      struct i40e_asq_cmd_details *cmd_details)
3836 {
3837 	struct i40e_aq_desc desc;
3838 	struct i40e_aqc_nvm_update_in_process *cmd =
3839 		(struct i40e_aqc_nvm_update_in_process *)&desc.params.raw;
3840 	enum i40e_status_code status;
3841 
3842 	i40e_fill_default_direct_cmd_desc(&desc,
3843 					  i40e_aqc_opc_nvm_update_in_process);
3844 
3845 	cmd->command = I40E_AQ_UPDATE_FLOW_END;
3846 
3847 	if (update_flow_state)
3848 		cmd->command |= I40E_AQ_UPDATE_FLOW_START;
3849 
3850 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3851 
3852 	return status;
3853 }
3854 
3855 /**
3856  * i40e_aq_min_rollback_rev_update - triggers an ow after update
3857  * @hw: pointer to the hw struct
3858  * @mode: opt-in mode, 1b for single module update, 0b for bulk update
3859  * @module: module to be updated. Ignored if mode is 0b
3860  * @min_rrev: value of the new minimal version. Ignored if mode is 0b
3861  * @cmd_details: pointer to command details structure or NULL
3862  **/
3863 enum i40e_status_code
i40e_aq_min_rollback_rev_update(struct i40e_hw * hw,u8 mode,u8 module,u32 min_rrev,struct i40e_asq_cmd_details * cmd_details)3864 i40e_aq_min_rollback_rev_update(struct i40e_hw *hw, u8 mode, u8 module,
3865 				u32 min_rrev,
3866 				struct i40e_asq_cmd_details *cmd_details)
3867 {
3868 	struct i40e_aq_desc desc;
3869 	struct i40e_aqc_rollback_revision_update *cmd =
3870 		(struct i40e_aqc_rollback_revision_update *)&desc.params.raw;
3871 	enum i40e_status_code status;
3872 
3873 	i40e_fill_default_direct_cmd_desc(&desc,
3874 		i40e_aqc_opc_rollback_revision_update);
3875 	cmd->optin_mode = mode;
3876 	cmd->module_selected = module;
3877 	cmd->min_rrev = min_rrev;
3878 
3879 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3880 
3881 	return status;
3882 }
3883 
3884 /**
3885  * i40e_aq_oem_post_update - triggers an OEM specific flow after update
3886  * @hw: pointer to the hw struct
3887  * @buff: buffer for result
3888  * @buff_size: buffer size
3889  * @cmd_details: pointer to command details structure or NULL
3890  **/
i40e_aq_oem_post_update(struct i40e_hw * hw,void * buff,u16 buff_size,struct i40e_asq_cmd_details * cmd_details)3891 enum i40e_status_code i40e_aq_oem_post_update(struct i40e_hw *hw,
3892 				void *buff, u16 buff_size,
3893 				struct i40e_asq_cmd_details *cmd_details)
3894 {
3895 	struct i40e_aq_desc desc;
3896 	enum i40e_status_code status;
3897 
3898 	UNREFERENCED_2PARAMETER(buff, buff_size);
3899 
3900 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_oem_post_update);
3901 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3902 	if (status && LE16_TO_CPU(desc.retval) == I40E_AQ_RC_ESRCH)
3903 		status = I40E_ERR_NOT_IMPLEMENTED;
3904 
3905 	return status;
3906 }
3907 
3908 /**
3909  * i40e_aq_erase_nvm
3910  * @hw: pointer to the hw struct
3911  * @module_pointer: module pointer location in words from the NVM beginning
3912  * @offset: offset in the module (expressed in 4 KB from module's beginning)
3913  * @length: length of the section to be erased (expressed in 4 KB)
3914  * @last_command: tells if this is the last command in a series
3915  * @cmd_details: pointer to command details structure or NULL
3916  *
3917  * Erase the NVM sector using the admin queue commands
3918  **/
i40e_aq_erase_nvm(struct i40e_hw * hw,u8 module_pointer,u32 offset,u16 length,bool last_command,struct i40e_asq_cmd_details * cmd_details)3919 enum i40e_status_code i40e_aq_erase_nvm(struct i40e_hw *hw, u8 module_pointer,
3920 				u32 offset, u16 length, bool last_command,
3921 				struct i40e_asq_cmd_details *cmd_details)
3922 {
3923 	struct i40e_aq_desc desc;
3924 	struct i40e_aqc_nvm_update *cmd =
3925 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3926 	enum i40e_status_code status;
3927 
3928 	DEBUGFUNC("i40e_aq_erase_nvm");
3929 
3930 	/* In offset the highest byte must be zeroed. */
3931 	if (offset & 0xFF000000) {
3932 		status = I40E_ERR_PARAM;
3933 		goto i40e_aq_erase_nvm_exit;
3934 	}
3935 
3936 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_erase);
3937 
3938 	/* If this is the last command in a series, set the proper flag. */
3939 	if (last_command)
3940 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3941 	cmd->module_pointer = module_pointer;
3942 	cmd->offset = CPU_TO_LE32(offset);
3943 	cmd->length = CPU_TO_LE16(length);
3944 
3945 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3946 
3947 i40e_aq_erase_nvm_exit:
3948 	return status;
3949 }
3950 
3951 /**
3952  * i40e_parse_discover_capabilities
3953  * @hw: pointer to the hw struct
3954  * @buff: pointer to a buffer containing device/function capability records
3955  * @cap_count: number of capability records in the list
3956  * @list_type_opc: type of capabilities list to parse
3957  *
3958  * Parse the device/function capabilities list.
3959  **/
i40e_parse_discover_capabilities(struct i40e_hw * hw,void * buff,u32 cap_count,enum i40e_admin_queue_opc list_type_opc)3960 STATIC void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
3961 				     u32 cap_count,
3962 				     enum i40e_admin_queue_opc list_type_opc)
3963 {
3964 	struct i40e_aqc_list_capabilities_element_resp *cap;
3965 	u32 valid_functions, num_functions;
3966 	u32 number, logical_id, phys_id;
3967 	struct i40e_hw_capabilities *p;
3968 	enum i40e_status_code status;
3969 	u16 id, ocp_cfg_word0;
3970 	u8 major_rev;
3971 	u32 i = 0;
3972 
3973 	cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
3974 
3975 	if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
3976 		p = (struct i40e_hw_capabilities *)&hw->dev_caps;
3977 	else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
3978 		p = (struct i40e_hw_capabilities *)&hw->func_caps;
3979 	else
3980 		return;
3981 
3982 	for (i = 0; i < cap_count; i++, cap++) {
3983 		id = LE16_TO_CPU(cap->id);
3984 		number = LE32_TO_CPU(cap->number);
3985 		logical_id = LE32_TO_CPU(cap->logical_id);
3986 		phys_id = LE32_TO_CPU(cap->phys_id);
3987 		major_rev = cap->major_rev;
3988 
3989 		switch (id) {
3990 		case I40E_AQ_CAP_ID_SWITCH_MODE:
3991 			p->switch_mode = number;
3992 			i40e_debug(hw, I40E_DEBUG_INIT,
3993 				   "HW Capability: Switch mode = %d\n",
3994 				   p->switch_mode);
3995 			break;
3996 		case I40E_AQ_CAP_ID_MNG_MODE:
3997 			p->management_mode = number;
3998 			if (major_rev > 1) {
3999 				p->mng_protocols_over_mctp = logical_id;
4000 				i40e_debug(hw, I40E_DEBUG_INIT,
4001 					   "HW Capability: Protocols over MCTP = %d\n",
4002 					   p->mng_protocols_over_mctp);
4003 			} else {
4004 				p->mng_protocols_over_mctp = 0;
4005 			}
4006 			i40e_debug(hw, I40E_DEBUG_INIT,
4007 				   "HW Capability: Management Mode = %d\n",
4008 				   p->management_mode);
4009 			break;
4010 		case I40E_AQ_CAP_ID_NPAR_ACTIVE:
4011 			p->npar_enable = number;
4012 			i40e_debug(hw, I40E_DEBUG_INIT,
4013 				   "HW Capability: NPAR enable = %d\n",
4014 				   p->npar_enable);
4015 			break;
4016 		case I40E_AQ_CAP_ID_OS2BMC_CAP:
4017 			p->os2bmc = number;
4018 			i40e_debug(hw, I40E_DEBUG_INIT,
4019 				   "HW Capability: OS2BMC = %d\n", p->os2bmc);
4020 			break;
4021 		case I40E_AQ_CAP_ID_FUNCTIONS_VALID:
4022 			p->valid_functions = number;
4023 			i40e_debug(hw, I40E_DEBUG_INIT,
4024 				   "HW Capability: Valid Functions = %d\n",
4025 				   p->valid_functions);
4026 			break;
4027 		case I40E_AQ_CAP_ID_SRIOV:
4028 			if (number == 1)
4029 				p->sr_iov_1_1 = true;
4030 			i40e_debug(hw, I40E_DEBUG_INIT,
4031 				   "HW Capability: SR-IOV = %d\n",
4032 				   p->sr_iov_1_1);
4033 			break;
4034 		case I40E_AQ_CAP_ID_VF:
4035 			p->num_vfs = number;
4036 			p->vf_base_id = logical_id;
4037 			i40e_debug(hw, I40E_DEBUG_INIT,
4038 				   "HW Capability: VF count = %d\n",
4039 				   p->num_vfs);
4040 			i40e_debug(hw, I40E_DEBUG_INIT,
4041 				   "HW Capability: VF base_id = %d\n",
4042 				   p->vf_base_id);
4043 			break;
4044 		case I40E_AQ_CAP_ID_VMDQ:
4045 			if (number == 1)
4046 				p->vmdq = true;
4047 			i40e_debug(hw, I40E_DEBUG_INIT,
4048 				   "HW Capability: VMDQ = %d\n", p->vmdq);
4049 			break;
4050 		case I40E_AQ_CAP_ID_8021QBG:
4051 			if (number == 1)
4052 				p->evb_802_1_qbg = true;
4053 			i40e_debug(hw, I40E_DEBUG_INIT,
4054 				   "HW Capability: 802.1Qbg = %d\n", number);
4055 			break;
4056 		case I40E_AQ_CAP_ID_8021QBR:
4057 			if (number == 1)
4058 				p->evb_802_1_qbh = true;
4059 			i40e_debug(hw, I40E_DEBUG_INIT,
4060 				   "HW Capability: 802.1Qbh = %d\n", number);
4061 			break;
4062 		case I40E_AQ_CAP_ID_VSI:
4063 			p->num_vsis = number;
4064 			i40e_debug(hw, I40E_DEBUG_INIT,
4065 				   "HW Capability: VSI count = %d\n",
4066 				   p->num_vsis);
4067 			break;
4068 		case I40E_AQ_CAP_ID_DCB:
4069 			if (number == 1) {
4070 				p->dcb = true;
4071 				p->enabled_tcmap = logical_id;
4072 				p->maxtc = phys_id;
4073 			}
4074 			i40e_debug(hw, I40E_DEBUG_INIT,
4075 				   "HW Capability: DCB = %d\n", p->dcb);
4076 			i40e_debug(hw, I40E_DEBUG_INIT,
4077 				   "HW Capability: TC Mapping = %d\n",
4078 				   logical_id);
4079 			i40e_debug(hw, I40E_DEBUG_INIT,
4080 				   "HW Capability: TC Max = %d\n", p->maxtc);
4081 			break;
4082 		case I40E_AQ_CAP_ID_FCOE:
4083 			if (number == 1)
4084 				p->fcoe = true;
4085 			i40e_debug(hw, I40E_DEBUG_INIT,
4086 				   "HW Capability: FCOE = %d\n", p->fcoe);
4087 			break;
4088 		case I40E_AQ_CAP_ID_ISCSI:
4089 			if (number == 1)
4090 				p->iscsi = true;
4091 			i40e_debug(hw, I40E_DEBUG_INIT,
4092 				   "HW Capability: iSCSI = %d\n", p->iscsi);
4093 			break;
4094 		case I40E_AQ_CAP_ID_RSS:
4095 			p->rss = true;
4096 			p->rss_table_size = number;
4097 			p->rss_table_entry_width = logical_id;
4098 			i40e_debug(hw, I40E_DEBUG_INIT,
4099 				   "HW Capability: RSS = %d\n", p->rss);
4100 			i40e_debug(hw, I40E_DEBUG_INIT,
4101 				   "HW Capability: RSS table size = %d\n",
4102 				   p->rss_table_size);
4103 			i40e_debug(hw, I40E_DEBUG_INIT,
4104 				   "HW Capability: RSS table width = %d\n",
4105 				   p->rss_table_entry_width);
4106 			break;
4107 		case I40E_AQ_CAP_ID_RXQ:
4108 			p->num_rx_qp = number;
4109 			p->base_queue = phys_id;
4110 			i40e_debug(hw, I40E_DEBUG_INIT,
4111 				   "HW Capability: Rx QP = %d\n", number);
4112 			i40e_debug(hw, I40E_DEBUG_INIT,
4113 				   "HW Capability: base_queue = %d\n",
4114 				   p->base_queue);
4115 			break;
4116 		case I40E_AQ_CAP_ID_TXQ:
4117 			p->num_tx_qp = number;
4118 			p->base_queue = phys_id;
4119 			i40e_debug(hw, I40E_DEBUG_INIT,
4120 				   "HW Capability: Tx QP = %d\n", number);
4121 			i40e_debug(hw, I40E_DEBUG_INIT,
4122 				   "HW Capability: base_queue = %d\n",
4123 				   p->base_queue);
4124 			break;
4125 		case I40E_AQ_CAP_ID_MSIX:
4126 			p->num_msix_vectors = number;
4127 			i40e_debug(hw, I40E_DEBUG_INIT,
4128 				   "HW Capability: MSIX vector count = %d\n",
4129 				   p->num_msix_vectors);
4130 			break;
4131 		case I40E_AQ_CAP_ID_VF_MSIX:
4132 			p->num_msix_vectors_vf = number;
4133 			i40e_debug(hw, I40E_DEBUG_INIT,
4134 				   "HW Capability: MSIX VF vector count = %d\n",
4135 				   p->num_msix_vectors_vf);
4136 			break;
4137 		case I40E_AQ_CAP_ID_FLEX10:
4138 			if (major_rev == 1) {
4139 				if (number == 1) {
4140 					p->flex10_enable = true;
4141 					p->flex10_capable = true;
4142 				}
4143 			} else {
4144 				/* Capability revision >= 2 */
4145 				if (number & 1)
4146 					p->flex10_enable = true;
4147 				if (number & 2)
4148 					p->flex10_capable = true;
4149 			}
4150 			p->flex10_mode = logical_id;
4151 			p->flex10_status = phys_id;
4152 			i40e_debug(hw, I40E_DEBUG_INIT,
4153 				   "HW Capability: Flex10 mode = %d\n",
4154 				   p->flex10_mode);
4155 			i40e_debug(hw, I40E_DEBUG_INIT,
4156 				   "HW Capability: Flex10 status = %d\n",
4157 				   p->flex10_status);
4158 			break;
4159 		case I40E_AQ_CAP_ID_CEM:
4160 			if (number == 1)
4161 				p->mgmt_cem = true;
4162 			i40e_debug(hw, I40E_DEBUG_INIT,
4163 				   "HW Capability: CEM = %d\n", p->mgmt_cem);
4164 			break;
4165 		case I40E_AQ_CAP_ID_IWARP:
4166 			if (number == 1)
4167 				p->iwarp = true;
4168 			i40e_debug(hw, I40E_DEBUG_INIT,
4169 				   "HW Capability: iWARP = %d\n", p->iwarp);
4170 			break;
4171 		case I40E_AQ_CAP_ID_LED:
4172 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
4173 				p->led[phys_id] = true;
4174 			i40e_debug(hw, I40E_DEBUG_INIT,
4175 				   "HW Capability: LED - PIN %d\n", phys_id);
4176 			break;
4177 		case I40E_AQ_CAP_ID_SDP:
4178 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
4179 				p->sdp[phys_id] = true;
4180 			i40e_debug(hw, I40E_DEBUG_INIT,
4181 				   "HW Capability: SDP - PIN %d\n", phys_id);
4182 			break;
4183 		case I40E_AQ_CAP_ID_MDIO:
4184 			if (number == 1) {
4185 				p->mdio_port_num = phys_id;
4186 				p->mdio_port_mode = logical_id;
4187 			}
4188 			i40e_debug(hw, I40E_DEBUG_INIT,
4189 				   "HW Capability: MDIO port number = %d\n",
4190 				   p->mdio_port_num);
4191 			i40e_debug(hw, I40E_DEBUG_INIT,
4192 				   "HW Capability: MDIO port mode = %d\n",
4193 				   p->mdio_port_mode);
4194 			break;
4195 		case I40E_AQ_CAP_ID_1588:
4196 			if (number == 1)
4197 				p->ieee_1588 = true;
4198 			i40e_debug(hw, I40E_DEBUG_INIT,
4199 				   "HW Capability: IEEE 1588 = %d\n",
4200 				   p->ieee_1588);
4201 			break;
4202 		case I40E_AQ_CAP_ID_FLOW_DIRECTOR:
4203 			p->fd = true;
4204 			p->fd_filters_guaranteed = number;
4205 			p->fd_filters_best_effort = logical_id;
4206 			i40e_debug(hw, I40E_DEBUG_INIT,
4207 				   "HW Capability: Flow Director = 1\n");
4208 			i40e_debug(hw, I40E_DEBUG_INIT,
4209 				   "HW Capability: Guaranteed FD filters = %d\n",
4210 				   p->fd_filters_guaranteed);
4211 			break;
4212 		case I40E_AQ_CAP_ID_WSR_PROT:
4213 			p->wr_csr_prot = (u64)number;
4214 			p->wr_csr_prot |= (u64)logical_id << 32;
4215 			i40e_debug(hw, I40E_DEBUG_INIT,
4216 				   "HW Capability: wr_csr_prot = 0x%" PRIX64 "\n\n",
4217 				   (p->wr_csr_prot & 0xffff));
4218 			break;
4219 		case I40E_AQ_CAP_ID_DIS_UNUSED_PORTS:
4220 			p->dis_unused_ports = (bool)number;
4221 			i40e_debug(hw, I40E_DEBUG_INIT,
4222 				   "HW Capability: dis_unused_ports = %d\n\n",
4223 				   p->dis_unused_ports);
4224 			break;
4225 		case I40E_AQ_CAP_ID_NVM_MGMT:
4226 			if (number & I40E_NVM_MGMT_SEC_REV_DISABLED)
4227 				p->sec_rev_disabled = true;
4228 			if (number & I40E_NVM_MGMT_UPDATE_DISABLED)
4229 				p->update_disabled = true;
4230 			break;
4231 		case I40E_AQ_CAP_ID_WOL_AND_PROXY:
4232 			hw->num_wol_proxy_filters = (u16)number;
4233 			hw->wol_proxy_vsi_seid = (u16)logical_id;
4234 			p->apm_wol_support = phys_id & I40E_WOL_SUPPORT_MASK;
4235 			if (phys_id & I40E_ACPI_PROGRAMMING_METHOD_MASK)
4236 				p->acpi_prog_method = I40E_ACPI_PROGRAMMING_METHOD_AQC_FPK;
4237 			else
4238 				p->acpi_prog_method = I40E_ACPI_PROGRAMMING_METHOD_HW_FVL;
4239 			p->proxy_support = (phys_id & I40E_PROXY_SUPPORT_MASK) ? 1 : 0;
4240 			i40e_debug(hw, I40E_DEBUG_INIT,
4241 				   "HW Capability: WOL proxy filters = %d\n",
4242 				   hw->num_wol_proxy_filters);
4243 			break;
4244 		default:
4245 			break;
4246 		}
4247 	}
4248 
4249 	if (p->fcoe)
4250 		i40e_debug(hw, I40E_DEBUG_ALL, "device is FCoE capable\n");
4251 
4252 	/* Always disable FCoE if compiled without the I40E_FCOE_ENA flag */
4253 	p->fcoe = false;
4254 
4255 	/* count the enabled ports (aka the "not disabled" ports) */
4256 	hw->num_ports = 0;
4257 	for (i = 0; i < 4; i++) {
4258 		u32 port_cfg_reg = I40E_PRTGEN_CNF + (4 * i);
4259 		u64 port_cfg = 0;
4260 
4261 		/* use AQ read to get the physical register offset instead
4262 		 * of the port relative offset
4263 		 */
4264 		i40e_aq_debug_read_register(hw, port_cfg_reg, &port_cfg, NULL);
4265 		if (!(port_cfg & I40E_PRTGEN_CNF_PORT_DIS_MASK))
4266 			hw->num_ports++;
4267 	}
4268 
4269 	/* OCP cards case: if a mezz is removed the ethernet port is at
4270 	 * disabled state in PRTGEN_CNF register. Additional NVM read is
4271 	 * needed in order to check if we are dealing with OCP card.
4272 	 * Those cards have 4 PFs at minimum, so using PRTGEN_CNF for counting
4273 	 * physical ports results in wrong partition id calculation and thus
4274 	 * not supporting WoL.
4275 	 */
4276 	if (hw->mac.type == I40E_MAC_X722) {
4277 		if (i40e_acquire_nvm(hw, I40E_RESOURCE_READ) == I40E_SUCCESS) {
4278 			status = i40e_aq_read_nvm(hw, I40E_SR_EMP_MODULE_PTR,
4279 						  2 * I40E_SR_OCP_CFG_WORD0,
4280 						  sizeof(ocp_cfg_word0),
4281 						  &ocp_cfg_word0, true, NULL);
4282 			if (status == I40E_SUCCESS &&
4283 			    (ocp_cfg_word0 & I40E_SR_OCP_ENABLED))
4284 				hw->num_ports = 4;
4285 			i40e_release_nvm(hw);
4286 		}
4287 	}
4288 
4289 	valid_functions = p->valid_functions;
4290 	num_functions = 0;
4291 	while (valid_functions) {
4292 		if (valid_functions & 1)
4293 			num_functions++;
4294 		valid_functions >>= 1;
4295 	}
4296 
4297 	/* partition id is 1-based, and functions are evenly spread
4298 	 * across the ports as partitions
4299 	 */
4300 	if (hw->num_ports != 0) {
4301 		hw->partition_id = (hw->pf_id / hw->num_ports) + 1;
4302 		hw->num_partitions = num_functions / hw->num_ports;
4303 	}
4304 
4305 	/* additional HW specific goodies that might
4306 	 * someday be HW version specific
4307 	 */
4308 	p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
4309 }
4310 
4311 /**
4312  * i40e_aq_discover_capabilities
4313  * @hw: pointer to the hw struct
4314  * @buff: a virtual buffer to hold the capabilities
4315  * @buff_size: Size of the virtual buffer
4316  * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
4317  * @list_type_opc: capabilities type to discover - pass in the command opcode
4318  * @cmd_details: pointer to command details structure or NULL
4319  *
4320  * Get the device capabilities descriptions from the firmware
4321  **/
i40e_aq_discover_capabilities(struct i40e_hw * hw,void * buff,u16 buff_size,u16 * data_size,enum i40e_admin_queue_opc list_type_opc,struct i40e_asq_cmd_details * cmd_details)4322 enum i40e_status_code i40e_aq_discover_capabilities(struct i40e_hw *hw,
4323 				void *buff, u16 buff_size, u16 *data_size,
4324 				enum i40e_admin_queue_opc list_type_opc,
4325 				struct i40e_asq_cmd_details *cmd_details)
4326 {
4327 	struct i40e_aqc_list_capabilites *cmd;
4328 	struct i40e_aq_desc desc;
4329 	enum i40e_status_code status = I40E_SUCCESS;
4330 
4331 	cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
4332 
4333 	if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
4334 		list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
4335 		status = I40E_ERR_PARAM;
4336 		goto exit;
4337 	}
4338 
4339 	i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
4340 
4341 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4342 	if (buff_size > I40E_AQ_LARGE_BUF)
4343 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4344 
4345 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4346 	*data_size = LE16_TO_CPU(desc.datalen);
4347 
4348 	if (status)
4349 		goto exit;
4350 
4351 	i40e_parse_discover_capabilities(hw, buff, LE32_TO_CPU(cmd->count),
4352 					 list_type_opc);
4353 
4354 exit:
4355 	return status;
4356 }
4357 
4358 /**
4359  * i40e_aq_update_nvm
4360  * @hw: pointer to the hw struct
4361  * @module_pointer: module pointer location in words from the NVM beginning
4362  * @offset: byte offset from the module beginning
4363  * @length: length of the section to be written (in bytes from the offset)
4364  * @data: command buffer (size [bytes] = length)
4365  * @last_command: tells if this is the last command in a series
4366  * @preservation_flags: Preservation mode flags
4367  * @cmd_details: pointer to command details structure or NULL
4368  *
4369  * Update the NVM using the admin queue commands
4370  **/
i40e_aq_update_nvm(struct i40e_hw * hw,u8 module_pointer,u32 offset,u16 length,void * data,bool last_command,u8 preservation_flags,struct i40e_asq_cmd_details * cmd_details)4371 enum i40e_status_code i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
4372 				u32 offset, u16 length, void *data,
4373 				bool last_command, u8 preservation_flags,
4374 				struct i40e_asq_cmd_details *cmd_details)
4375 {
4376 	struct i40e_aq_desc desc;
4377 	struct i40e_aqc_nvm_update *cmd =
4378 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
4379 	enum i40e_status_code status;
4380 
4381 	DEBUGFUNC("i40e_aq_update_nvm");
4382 
4383 	/* In offset the highest byte must be zeroed. */
4384 	if (offset & 0xFF000000) {
4385 		status = I40E_ERR_PARAM;
4386 		goto i40e_aq_update_nvm_exit;
4387 	}
4388 
4389 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
4390 
4391 	/* If this is the last command in a series, set the proper flag. */
4392 	if (last_command)
4393 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
4394 	if (hw->mac.type == I40E_MAC_X722) {
4395 		if (preservation_flags == I40E_NVM_PRESERVATION_FLAGS_SELECTED)
4396 			cmd->command_flags |=
4397 				(I40E_AQ_NVM_PRESERVATION_FLAGS_SELECTED <<
4398 				 I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT);
4399 		else if (preservation_flags == I40E_NVM_PRESERVATION_FLAGS_ALL)
4400 			cmd->command_flags |=
4401 				(I40E_AQ_NVM_PRESERVATION_FLAGS_ALL <<
4402 				 I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT);
4403 	}
4404 	cmd->module_pointer = module_pointer;
4405 	cmd->offset = CPU_TO_LE32(offset);
4406 	cmd->length = CPU_TO_LE16(length);
4407 
4408 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4409 	if (length > I40E_AQ_LARGE_BUF)
4410 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4411 
4412 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
4413 
4414 i40e_aq_update_nvm_exit:
4415 	return status;
4416 }
4417 
4418 /**
4419  * i40e_aq_rearrange_nvm
4420  * @hw: pointer to the hw struct
4421  * @rearrange_nvm: defines direction of rearrangement
4422  * @cmd_details: pointer to command details structure or NULL
4423  *
4424  * Rearrange NVM structure, available only for transition FW
4425  **/
i40e_aq_rearrange_nvm(struct i40e_hw * hw,u8 rearrange_nvm,struct i40e_asq_cmd_details * cmd_details)4426 enum i40e_status_code i40e_aq_rearrange_nvm(struct i40e_hw *hw,
4427 				u8 rearrange_nvm,
4428 				struct i40e_asq_cmd_details *cmd_details)
4429 {
4430 	struct i40e_aqc_nvm_update *cmd;
4431 	enum i40e_status_code status;
4432 	struct i40e_aq_desc desc;
4433 
4434 	DEBUGFUNC("i40e_aq_rearrange_nvm");
4435 
4436 	cmd = (struct i40e_aqc_nvm_update *)&desc.params.raw;
4437 
4438 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
4439 
4440 	rearrange_nvm &= (I40E_AQ_NVM_REARRANGE_TO_FLAT |
4441 			 I40E_AQ_NVM_REARRANGE_TO_STRUCT);
4442 
4443 	if (!rearrange_nvm) {
4444 		status = I40E_ERR_PARAM;
4445 		goto i40e_aq_rearrange_nvm_exit;
4446 	}
4447 
4448 	cmd->command_flags |= rearrange_nvm;
4449 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4450 
4451 i40e_aq_rearrange_nvm_exit:
4452 	return status;
4453 }
4454 
4455 /**
4456  * i40e_aq_get_lldp_mib
4457  * @hw: pointer to the hw struct
4458  * @bridge_type: type of bridge requested
4459  * @mib_type: Local, Remote or both Local and Remote MIBs
4460  * @buff: pointer to a user supplied buffer to store the MIB block
4461  * @buff_size: size of the buffer (in bytes)
4462  * @local_len : length of the returned Local LLDP MIB
4463  * @remote_len: length of the returned Remote LLDP MIB
4464  * @cmd_details: pointer to command details structure or NULL
4465  *
4466  * Requests the complete LLDP MIB (entire packet).
4467  **/
i40e_aq_get_lldp_mib(struct i40e_hw * hw,u8 bridge_type,u8 mib_type,void * buff,u16 buff_size,u16 * local_len,u16 * remote_len,struct i40e_asq_cmd_details * cmd_details)4468 enum i40e_status_code i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
4469 				u8 mib_type, void *buff, u16 buff_size,
4470 				u16 *local_len, u16 *remote_len,
4471 				struct i40e_asq_cmd_details *cmd_details)
4472 {
4473 	struct i40e_aq_desc desc;
4474 	struct i40e_aqc_lldp_get_mib *cmd =
4475 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
4476 	struct i40e_aqc_lldp_get_mib *resp =
4477 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
4478 	enum i40e_status_code status;
4479 
4480 	if (buff_size == 0 || !buff)
4481 		return I40E_ERR_PARAM;
4482 
4483 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
4484 	/* Indirect Command */
4485 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4486 
4487 	cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
4488 	cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
4489 		       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
4490 
4491 	desc.datalen = CPU_TO_LE16(buff_size);
4492 
4493 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4494 	if (buff_size > I40E_AQ_LARGE_BUF)
4495 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4496 
4497 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4498 	if (!status) {
4499 		if (local_len != NULL)
4500 			*local_len = LE16_TO_CPU(resp->local_len);
4501 		if (remote_len != NULL)
4502 			*remote_len = LE16_TO_CPU(resp->remote_len);
4503 	}
4504 
4505 	return status;
4506 }
4507 
4508  /**
4509  * i40e_aq_set_lldp_mib - Set the LLDP MIB
4510  * @hw: pointer to the hw struct
4511  * @mib_type: Local, Remote or both Local and Remote MIBs
4512  * @buff: pointer to a user supplied buffer to store the MIB block
4513  * @buff_size: size of the buffer (in bytes)
4514  * @cmd_details: pointer to command details structure or NULL
4515  *
4516  * Set the LLDP MIB.
4517  **/
i40e_aq_set_lldp_mib(struct i40e_hw * hw,u8 mib_type,void * buff,u16 buff_size,struct i40e_asq_cmd_details * cmd_details)4518 enum i40e_status_code i40e_aq_set_lldp_mib(struct i40e_hw *hw,
4519 				u8 mib_type, void *buff, u16 buff_size,
4520 				struct i40e_asq_cmd_details *cmd_details)
4521 {
4522 	struct i40e_aq_desc desc;
4523 	struct i40e_aqc_lldp_set_local_mib *cmd =
4524 		(struct i40e_aqc_lldp_set_local_mib *)&desc.params.raw;
4525 	enum i40e_status_code status;
4526 
4527 	if (buff_size == 0 || !buff)
4528 		return I40E_ERR_PARAM;
4529 
4530 	i40e_fill_default_direct_cmd_desc(&desc,
4531 				i40e_aqc_opc_lldp_set_local_mib);
4532 	/* Indirect Command */
4533 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4534 	if (buff_size > I40E_AQ_LARGE_BUF)
4535 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4536 	desc.datalen = CPU_TO_LE16(buff_size);
4537 
4538 	cmd->type = mib_type;
4539 	cmd->length = CPU_TO_LE16(buff_size);
4540 	cmd->address_high = CPU_TO_LE32(I40E_HI_DWORD((u64)buff));
4541 	cmd->address_low =  CPU_TO_LE32(I40E_LO_DWORD((u64)buff));
4542 
4543 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4544 	return status;
4545 }
4546 
4547 /**
4548  * i40e_aq_cfg_lldp_mib_change_event
4549  * @hw: pointer to the hw struct
4550  * @enable_update: Enable or Disable event posting
4551  * @cmd_details: pointer to command details structure or NULL
4552  *
4553  * Enable or Disable posting of an event on ARQ when LLDP MIB
4554  * associated with the interface changes
4555  **/
i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw * hw,bool enable_update,struct i40e_asq_cmd_details * cmd_details)4556 enum i40e_status_code i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
4557 				bool enable_update,
4558 				struct i40e_asq_cmd_details *cmd_details)
4559 {
4560 	struct i40e_aq_desc desc;
4561 	struct i40e_aqc_lldp_update_mib *cmd =
4562 		(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
4563 	enum i40e_status_code status;
4564 
4565 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
4566 
4567 	if (!enable_update)
4568 		cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
4569 
4570 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4571 
4572 	return status;
4573 }
4574 
4575 /**
4576  * i40e_aq_restore_lldp
4577  * @hw: pointer to the hw struct
4578  * @setting: pointer to factory setting variable or NULL
4579  * @restore: True if factory settings should be restored
4580  * @cmd_details: pointer to command details structure or NULL
4581  *
4582  * Restore LLDP Agent factory settings if @restore set to True. In other case
4583  * only returns factory setting in AQ response.
4584  **/
4585 enum i40e_status_code
i40e_aq_restore_lldp(struct i40e_hw * hw,u8 * setting,bool restore,struct i40e_asq_cmd_details * cmd_details)4586 i40e_aq_restore_lldp(struct i40e_hw *hw, u8 *setting, bool restore,
4587 		     struct i40e_asq_cmd_details *cmd_details)
4588 {
4589 	struct i40e_aq_desc desc;
4590 	struct i40e_aqc_lldp_restore *cmd =
4591 		(struct i40e_aqc_lldp_restore *)&desc.params.raw;
4592 	enum i40e_status_code status;
4593 
4594 	if (!(hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)) {
4595 		i40e_debug(hw, I40E_DEBUG_ALL,
4596 			   "Restore LLDP not supported by current FW version.\n");
4597 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
4598 	}
4599 
4600 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_restore);
4601 
4602 	if (restore)
4603 		cmd->command |= I40E_AQ_LLDP_AGENT_RESTORE;
4604 
4605 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4606 
4607 	if (setting)
4608 		*setting = cmd->command & 1;
4609 
4610 	return status;
4611 }
4612 
4613 /**
4614  * i40e_aq_stop_lldp
4615  * @hw: pointer to the hw struct
4616  * @shutdown_agent: True if LLDP Agent needs to be Shutdown
4617  * @persist: True if stop of LLDP should be persistent across power cycles
4618  * @cmd_details: pointer to command details structure or NULL
4619  *
4620  * Stop or Shutdown the embedded LLDP Agent
4621  **/
i40e_aq_stop_lldp(struct i40e_hw * hw,bool shutdown_agent,bool persist,struct i40e_asq_cmd_details * cmd_details)4622 enum i40e_status_code i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
4623 				bool persist,
4624 				struct i40e_asq_cmd_details *cmd_details)
4625 {
4626 	struct i40e_aq_desc desc;
4627 	struct i40e_aqc_lldp_stop *cmd =
4628 		(struct i40e_aqc_lldp_stop *)&desc.params.raw;
4629 	enum i40e_status_code status;
4630 
4631 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
4632 
4633 	if (shutdown_agent)
4634 		cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
4635 
4636 	if (persist) {
4637 		if (hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)
4638 			cmd->command |= I40E_AQ_LLDP_AGENT_STOP_PERSIST;
4639 		else
4640 			i40e_debug(hw, I40E_DEBUG_ALL,
4641 				   "Persistent Stop LLDP not supported by current FW version.\n");
4642 	}
4643 
4644 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4645 
4646 	return status;
4647 }
4648 
4649 /**
4650  * i40e_aq_start_lldp
4651  * @hw: pointer to the hw struct
4652  * @persist: True if start of LLDP should be persistent across power cycles
4653  * @cmd_details: pointer to command details structure or NULL
4654  *
4655  * Start the embedded LLDP Agent on all ports.
4656  **/
i40e_aq_start_lldp(struct i40e_hw * hw,bool persist,struct i40e_asq_cmd_details * cmd_details)4657 enum i40e_status_code i40e_aq_start_lldp(struct i40e_hw *hw,
4658 				bool persist,
4659 				struct i40e_asq_cmd_details *cmd_details)
4660 {
4661 	struct i40e_aq_desc desc;
4662 	struct i40e_aqc_lldp_start *cmd =
4663 		(struct i40e_aqc_lldp_start *)&desc.params.raw;
4664 	enum i40e_status_code status;
4665 
4666 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
4667 
4668 	cmd->command = I40E_AQ_LLDP_AGENT_START;
4669 
4670 	if (persist) {
4671 		if (hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)
4672 			cmd->command |= I40E_AQ_LLDP_AGENT_START_PERSIST;
4673 		else
4674 			i40e_debug(hw, I40E_DEBUG_ALL,
4675 				   "Persistent Start LLDP not supported by current FW version.\n");
4676 	}
4677 
4678 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4679 
4680 	return status;
4681 }
4682 
4683 /**
4684  * i40e_aq_set_dcb_parameters
4685  * @hw: pointer to the hw struct
4686  * @cmd_details: pointer to command details structure or NULL
4687  * @dcb_enable: True if DCB configuration needs to be applied
4688  *
4689  **/
4690 enum i40e_status_code
i40e_aq_set_dcb_parameters(struct i40e_hw * hw,bool dcb_enable,struct i40e_asq_cmd_details * cmd_details)4691 i40e_aq_set_dcb_parameters(struct i40e_hw *hw, bool dcb_enable,
4692 			   struct i40e_asq_cmd_details *cmd_details)
4693 {
4694 	struct i40e_aq_desc desc;
4695 	struct i40e_aqc_set_dcb_parameters *cmd =
4696 		(struct i40e_aqc_set_dcb_parameters *)&desc.params.raw;
4697 	enum i40e_status_code status;
4698 
4699 	if (!(hw->flags & I40E_HW_FLAG_FW_LLDP_STOPPABLE))
4700 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
4701 
4702 	i40e_fill_default_direct_cmd_desc(&desc,
4703 					  i40e_aqc_opc_set_dcb_parameters);
4704 
4705 	if (dcb_enable) {
4706 		cmd->valid_flags = I40E_DCB_VALID;
4707 		cmd->command = I40E_AQ_DCB_SET_AGENT;
4708 	}
4709 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4710 
4711 	return status;
4712 }
4713 
4714 /**
4715  * i40e_aq_get_cee_dcb_config
4716  * @hw: pointer to the hw struct
4717  * @buff: response buffer that stores CEE operational configuration
4718  * @buff_size: size of the buffer passed
4719  * @cmd_details: pointer to command details structure or NULL
4720  *
4721  * Get CEE DCBX mode operational configuration from firmware
4722  **/
i40e_aq_get_cee_dcb_config(struct i40e_hw * hw,void * buff,u16 buff_size,struct i40e_asq_cmd_details * cmd_details)4723 enum i40e_status_code i40e_aq_get_cee_dcb_config(struct i40e_hw *hw,
4724 				void *buff, u16 buff_size,
4725 				struct i40e_asq_cmd_details *cmd_details)
4726 {
4727 	struct i40e_aq_desc desc;
4728 	enum i40e_status_code status;
4729 
4730 	if (buff_size == 0 || !buff)
4731 		return I40E_ERR_PARAM;
4732 
4733 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_cee_dcb_cfg);
4734 
4735 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4736 	status = i40e_asq_send_command(hw, &desc, (void *)buff, buff_size,
4737 				       cmd_details);
4738 
4739 	return status;
4740 }
4741 
4742 /**
4743  * i40e_aq_start_stop_dcbx - Start/Stop DCBx service in FW
4744  * @hw: pointer to the hw struct
4745  * @start_agent: True if DCBx Agent needs to be Started
4746  *				False if DCBx Agent needs to be Stopped
4747  * @cmd_details: pointer to command details structure or NULL
4748  *
4749  * Start/Stop the embedded dcbx Agent
4750  **/
i40e_aq_start_stop_dcbx(struct i40e_hw * hw,bool start_agent,struct i40e_asq_cmd_details * cmd_details)4751 enum i40e_status_code i40e_aq_start_stop_dcbx(struct i40e_hw *hw,
4752 				bool start_agent,
4753 				struct i40e_asq_cmd_details *cmd_details)
4754 {
4755 	struct i40e_aq_desc desc;
4756 	struct i40e_aqc_lldp_stop_start_specific_agent *cmd =
4757 		(struct i40e_aqc_lldp_stop_start_specific_agent *)
4758 				&desc.params.raw;
4759 	enum i40e_status_code status;
4760 
4761 	i40e_fill_default_direct_cmd_desc(&desc,
4762 				i40e_aqc_opc_lldp_stop_start_spec_agent);
4763 
4764 	if (start_agent)
4765 		cmd->command = I40E_AQC_START_SPECIFIC_AGENT_MASK;
4766 
4767 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4768 
4769 	return status;
4770 }
4771 
4772 /**
4773  * i40e_aq_add_udp_tunnel
4774  * @hw: pointer to the hw struct
4775  * @udp_port: the UDP port to add in Host byte order
4776  * @protocol_index: protocol index type
4777  * @filter_index: pointer to filter index
4778  * @cmd_details: pointer to command details structure or NULL
4779  *
4780  * Note: Firmware expects the udp_port value to be in Little Endian format,
4781  * and this function will call CPU_TO_LE16 to convert from Host byte order to
4782  * Little Endian order.
4783  **/
i40e_aq_add_udp_tunnel(struct i40e_hw * hw,u16 udp_port,u8 protocol_index,u8 * filter_index,struct i40e_asq_cmd_details * cmd_details)4784 enum i40e_status_code i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
4785 				u16 udp_port, u8 protocol_index,
4786 				u8 *filter_index,
4787 				struct i40e_asq_cmd_details *cmd_details)
4788 {
4789 	struct i40e_aq_desc desc;
4790 	struct i40e_aqc_add_udp_tunnel *cmd =
4791 		(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
4792 	struct i40e_aqc_del_udp_tunnel_completion *resp =
4793 		(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
4794 	enum i40e_status_code status;
4795 
4796 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
4797 
4798 	cmd->udp_port = CPU_TO_LE16(udp_port);
4799 	cmd->protocol_type = protocol_index;
4800 
4801 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4802 
4803 	if (!status && filter_index)
4804 		*filter_index = resp->index;
4805 
4806 	return status;
4807 }
4808 
4809 /**
4810  * i40e_aq_del_udp_tunnel
4811  * @hw: pointer to the hw struct
4812  * @index: filter index
4813  * @cmd_details: pointer to command details structure or NULL
4814  **/
i40e_aq_del_udp_tunnel(struct i40e_hw * hw,u8 index,struct i40e_asq_cmd_details * cmd_details)4815 enum i40e_status_code i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
4816 				struct i40e_asq_cmd_details *cmd_details)
4817 {
4818 	struct i40e_aq_desc desc;
4819 	struct i40e_aqc_remove_udp_tunnel *cmd =
4820 		(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
4821 	enum i40e_status_code status;
4822 
4823 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
4824 
4825 	cmd->index = index;
4826 
4827 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4828 
4829 	return status;
4830 }
4831 
4832 /**
4833  * i40e_aq_get_switch_resource_alloc - command (0x0204) to get allocations
4834  * @hw: pointer to the hw struct
4835  * @num_entries: pointer to u8 to store the number of resource entries returned
4836  * @buf: pointer to a user supplied buffer.  This buffer must be large enough
4837  *        to store the resource information for all resource types.  Each
4838  *        resource type is a i40e_aqc_switch_resource_alloc_data structure.
4839  * @count: size, in bytes, of the buffer provided
4840  * @cmd_details: pointer to command details structure or NULL
4841  *
4842  * Query the resources allocated to a function.
4843  **/
i40e_aq_get_switch_resource_alloc(struct i40e_hw * hw,u8 * num_entries,struct i40e_aqc_switch_resource_alloc_element_resp * buf,u16 count,struct i40e_asq_cmd_details * cmd_details)4844 enum i40e_status_code i40e_aq_get_switch_resource_alloc(struct i40e_hw *hw,
4845 			u8 *num_entries,
4846 			struct i40e_aqc_switch_resource_alloc_element_resp *buf,
4847 			u16 count,
4848 			struct i40e_asq_cmd_details *cmd_details)
4849 {
4850 	struct i40e_aq_desc desc;
4851 	struct i40e_aqc_get_switch_resource_alloc *cmd_resp =
4852 		(struct i40e_aqc_get_switch_resource_alloc *)&desc.params.raw;
4853 	enum i40e_status_code status;
4854 	u16 length = count * sizeof(*buf);
4855 
4856 	i40e_fill_default_direct_cmd_desc(&desc,
4857 					i40e_aqc_opc_get_switch_resource_alloc);
4858 
4859 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4860 	if (length > I40E_AQ_LARGE_BUF)
4861 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4862 
4863 	status = i40e_asq_send_command(hw, &desc, buf, length, cmd_details);
4864 
4865 	if (!status && num_entries)
4866 		*num_entries = cmd_resp->num_entries;
4867 
4868 	return status;
4869 }
4870 
4871 /**
4872  * i40e_aq_delete_element - Delete switch element
4873  * @hw: pointer to the hw struct
4874  * @seid: the SEID to delete from the switch
4875  * @cmd_details: pointer to command details structure or NULL
4876  *
4877  * This deletes a switch element from the switch.
4878  **/
i40e_aq_delete_element(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)4879 enum i40e_status_code i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
4880 				struct i40e_asq_cmd_details *cmd_details)
4881 {
4882 	struct i40e_aq_desc desc;
4883 	struct i40e_aqc_switch_seid *cmd =
4884 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
4885 	enum i40e_status_code status;
4886 
4887 	if (seid == 0)
4888 		return I40E_ERR_PARAM;
4889 
4890 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
4891 
4892 	cmd->seid = CPU_TO_LE16(seid);
4893 
4894 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4895 
4896 	return status;
4897 }
4898 
4899 /**
4900  * i40e_aq_add_pvirt - Instantiate a Port Virtualizer on a port
4901  * @hw: pointer to the hw struct
4902  * @flags: component flags
4903  * @mac_seid: uplink seid (MAC SEID)
4904  * @vsi_seid: connected vsi seid
4905  * @ret_seid: seid of create pv component
4906  *
4907  * This instantiates an i40e port virtualizer with specified flags.
4908  * Depending on specified flags the port virtualizer can act as a
4909  * 802.1Qbr port virtualizer or a 802.1Qbg S-component.
4910  */
i40e_aq_add_pvirt(struct i40e_hw * hw,u16 flags,u16 mac_seid,u16 vsi_seid,u16 * ret_seid)4911 enum i40e_status_code i40e_aq_add_pvirt(struct i40e_hw *hw, u16 flags,
4912 				       u16 mac_seid, u16 vsi_seid,
4913 				       u16 *ret_seid)
4914 {
4915 	struct i40e_aq_desc desc;
4916 	struct i40e_aqc_add_update_pv *cmd =
4917 		(struct i40e_aqc_add_update_pv *)&desc.params.raw;
4918 	struct i40e_aqc_add_update_pv_completion *resp =
4919 		(struct i40e_aqc_add_update_pv_completion *)&desc.params.raw;
4920 	enum i40e_status_code status;
4921 
4922 	if (vsi_seid == 0)
4923 		return I40E_ERR_PARAM;
4924 
4925 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_pv);
4926 	cmd->command_flags = CPU_TO_LE16(flags);
4927 	cmd->uplink_seid = CPU_TO_LE16(mac_seid);
4928 	cmd->connected_seid = CPU_TO_LE16(vsi_seid);
4929 
4930 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
4931 	if (!status && ret_seid)
4932 		*ret_seid = LE16_TO_CPU(resp->pv_seid);
4933 
4934 	return status;
4935 }
4936 
4937 /**
4938  * i40e_aq_add_tag - Add an S/E-tag
4939  * @hw: pointer to the hw struct
4940  * @direct_to_queue: should s-tag direct flow to a specific queue
4941  * @vsi_seid: VSI SEID to use this tag
4942  * @tag: value of the tag
4943  * @queue_num: queue number, only valid is direct_to_queue is true
4944  * @tags_used: return value, number of tags in use by this PF
4945  * @tags_free: return value, number of unallocated tags
4946  * @cmd_details: pointer to command details structure or NULL
4947  *
4948  * This associates an S- or E-tag to a VSI in the switch complex.  It returns
4949  * the number of tags allocated by the PF, and the number of unallocated
4950  * tags available.
4951  **/
i40e_aq_add_tag(struct i40e_hw * hw,bool direct_to_queue,u16 vsi_seid,u16 tag,u16 queue_num,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)4952 enum i40e_status_code i40e_aq_add_tag(struct i40e_hw *hw, bool direct_to_queue,
4953 				u16 vsi_seid, u16 tag, u16 queue_num,
4954 				u16 *tags_used, u16 *tags_free,
4955 				struct i40e_asq_cmd_details *cmd_details)
4956 {
4957 	struct i40e_aq_desc desc;
4958 	struct i40e_aqc_add_tag *cmd =
4959 		(struct i40e_aqc_add_tag *)&desc.params.raw;
4960 	struct i40e_aqc_add_remove_tag_completion *resp =
4961 		(struct i40e_aqc_add_remove_tag_completion *)&desc.params.raw;
4962 	enum i40e_status_code status;
4963 
4964 	if (vsi_seid == 0)
4965 		return I40E_ERR_PARAM;
4966 
4967 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_tag);
4968 
4969 	cmd->seid = CPU_TO_LE16(vsi_seid);
4970 	cmd->tag = CPU_TO_LE16(tag);
4971 	if (direct_to_queue) {
4972 		cmd->flags = CPU_TO_LE16(I40E_AQC_ADD_TAG_FLAG_TO_QUEUE);
4973 		cmd->queue_number = CPU_TO_LE16(queue_num);
4974 	}
4975 
4976 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4977 
4978 	if (!status) {
4979 		if (tags_used != NULL)
4980 			*tags_used = LE16_TO_CPU(resp->tags_used);
4981 		if (tags_free != NULL)
4982 			*tags_free = LE16_TO_CPU(resp->tags_free);
4983 	}
4984 
4985 	return status;
4986 }
4987 
4988 /**
4989  * i40e_aq_remove_tag - Remove an S- or E-tag
4990  * @hw: pointer to the hw struct
4991  * @vsi_seid: VSI SEID this tag is associated with
4992  * @tag: value of the S-tag to delete
4993  * @tags_used: return value, number of tags in use by this PF
4994  * @tags_free: return value, number of unallocated tags
4995  * @cmd_details: pointer to command details structure or NULL
4996  *
4997  * This deletes an S- or E-tag from a VSI in the switch complex.  It returns
4998  * the number of tags allocated by the PF, and the number of unallocated
4999  * tags available.
5000  **/
i40e_aq_remove_tag(struct i40e_hw * hw,u16 vsi_seid,u16 tag,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)5001 enum i40e_status_code i40e_aq_remove_tag(struct i40e_hw *hw, u16 vsi_seid,
5002 				u16 tag, u16 *tags_used, u16 *tags_free,
5003 				struct i40e_asq_cmd_details *cmd_details)
5004 {
5005 	struct i40e_aq_desc desc;
5006 	struct i40e_aqc_remove_tag *cmd =
5007 		(struct i40e_aqc_remove_tag *)&desc.params.raw;
5008 	struct i40e_aqc_add_remove_tag_completion *resp =
5009 		(struct i40e_aqc_add_remove_tag_completion *)&desc.params.raw;
5010 	enum i40e_status_code status;
5011 
5012 	if (vsi_seid == 0)
5013 		return I40E_ERR_PARAM;
5014 
5015 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_tag);
5016 
5017 	cmd->seid = CPU_TO_LE16(vsi_seid);
5018 	cmd->tag = CPU_TO_LE16(tag);
5019 
5020 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5021 
5022 	if (!status) {
5023 		if (tags_used != NULL)
5024 			*tags_used = LE16_TO_CPU(resp->tags_used);
5025 		if (tags_free != NULL)
5026 			*tags_free = LE16_TO_CPU(resp->tags_free);
5027 	}
5028 
5029 	return status;
5030 }
5031 
5032 /**
5033  * i40e_aq_add_mcast_etag - Add a multicast E-tag
5034  * @hw: pointer to the hw struct
5035  * @pv_seid: Port Virtualizer of this SEID to associate E-tag with
5036  * @etag: value of E-tag to add
5037  * @num_tags_in_buf: number of unicast E-tags in indirect buffer
5038  * @buf: address of indirect buffer
5039  * @tags_used: return value, number of E-tags in use by this port
5040  * @tags_free: return value, number of unallocated M-tags
5041  * @cmd_details: pointer to command details structure or NULL
5042  *
5043  * This associates a multicast E-tag to a port virtualizer.  It will return
5044  * the number of tags allocated by the PF, and the number of unallocated
5045  * tags available.
5046  *
5047  * The indirect buffer pointed to by buf is a list of 2-byte E-tags,
5048  * num_tags_in_buf long.
5049  **/
i40e_aq_add_mcast_etag(struct i40e_hw * hw,u16 pv_seid,u16 etag,u8 num_tags_in_buf,void * buf,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)5050 enum i40e_status_code i40e_aq_add_mcast_etag(struct i40e_hw *hw, u16 pv_seid,
5051 				u16 etag, u8 num_tags_in_buf, void *buf,
5052 				u16 *tags_used, u16 *tags_free,
5053 				struct i40e_asq_cmd_details *cmd_details)
5054 {
5055 	struct i40e_aq_desc desc;
5056 	struct i40e_aqc_add_remove_mcast_etag *cmd =
5057 		(struct i40e_aqc_add_remove_mcast_etag *)&desc.params.raw;
5058 	struct i40e_aqc_add_remove_mcast_etag_completion *resp =
5059 	   (struct i40e_aqc_add_remove_mcast_etag_completion *)&desc.params.raw;
5060 	enum i40e_status_code status;
5061 	u16 length = sizeof(u16) * num_tags_in_buf;
5062 
5063 	if ((pv_seid == 0) || (buf == NULL) || (num_tags_in_buf == 0))
5064 		return I40E_ERR_PARAM;
5065 
5066 	i40e_fill_default_direct_cmd_desc(&desc,
5067 					  i40e_aqc_opc_add_multicast_etag);
5068 
5069 	cmd->pv_seid = CPU_TO_LE16(pv_seid);
5070 	cmd->etag = CPU_TO_LE16(etag);
5071 	cmd->num_unicast_etags = num_tags_in_buf;
5072 
5073 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5074 
5075 	status = i40e_asq_send_command(hw, &desc, buf, length, cmd_details);
5076 
5077 	if (!status) {
5078 		if (tags_used != NULL)
5079 			*tags_used = LE16_TO_CPU(resp->mcast_etags_used);
5080 		if (tags_free != NULL)
5081 			*tags_free = LE16_TO_CPU(resp->mcast_etags_free);
5082 	}
5083 
5084 	return status;
5085 }
5086 
5087 /**
5088  * i40e_aq_remove_mcast_etag - Remove a multicast E-tag
5089  * @hw: pointer to the hw struct
5090  * @pv_seid: Port Virtualizer SEID this M-tag is associated with
5091  * @etag: value of the E-tag to remove
5092  * @tags_used: return value, number of tags in use by this port
5093  * @tags_free: return value, number of unallocated tags
5094  * @cmd_details: pointer to command details structure or NULL
5095  *
5096  * This deletes an E-tag from the port virtualizer.  It will return
5097  * the number of tags allocated by the port, and the number of unallocated
5098  * tags available.
5099  **/
i40e_aq_remove_mcast_etag(struct i40e_hw * hw,u16 pv_seid,u16 etag,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)5100 enum i40e_status_code i40e_aq_remove_mcast_etag(struct i40e_hw *hw, u16 pv_seid,
5101 				u16 etag, u16 *tags_used, u16 *tags_free,
5102 				struct i40e_asq_cmd_details *cmd_details)
5103 {
5104 	struct i40e_aq_desc desc;
5105 	struct i40e_aqc_add_remove_mcast_etag *cmd =
5106 		(struct i40e_aqc_add_remove_mcast_etag *)&desc.params.raw;
5107 	struct i40e_aqc_add_remove_mcast_etag_completion *resp =
5108 	   (struct i40e_aqc_add_remove_mcast_etag_completion *)&desc.params.raw;
5109 	enum i40e_status_code status;
5110 
5111 
5112 	if (pv_seid == 0)
5113 		return I40E_ERR_PARAM;
5114 
5115 	i40e_fill_default_direct_cmd_desc(&desc,
5116 					  i40e_aqc_opc_remove_multicast_etag);
5117 
5118 	cmd->pv_seid = CPU_TO_LE16(pv_seid);
5119 	cmd->etag = CPU_TO_LE16(etag);
5120 
5121 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5122 
5123 	if (!status) {
5124 		if (tags_used != NULL)
5125 			*tags_used = LE16_TO_CPU(resp->mcast_etags_used);
5126 		if (tags_free != NULL)
5127 			*tags_free = LE16_TO_CPU(resp->mcast_etags_free);
5128 	}
5129 
5130 	return status;
5131 }
5132 
5133 /**
5134  * i40e_aq_update_tag - Update an S/E-tag
5135  * @hw: pointer to the hw struct
5136  * @vsi_seid: VSI SEID using this S-tag
5137  * @old_tag: old tag value
5138  * @new_tag: new tag value
5139  * @tags_used: return value, number of tags in use by this PF
5140  * @tags_free: return value, number of unallocated tags
5141  * @cmd_details: pointer to command details structure or NULL
5142  *
5143  * This updates the value of the tag currently attached to this VSI
5144  * in the switch complex.  It will return the number of tags allocated
5145  * by the PF, and the number of unallocated tags available.
5146  **/
i40e_aq_update_tag(struct i40e_hw * hw,u16 vsi_seid,u16 old_tag,u16 new_tag,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)5147 enum i40e_status_code i40e_aq_update_tag(struct i40e_hw *hw, u16 vsi_seid,
5148 				u16 old_tag, u16 new_tag, u16 *tags_used,
5149 				u16 *tags_free,
5150 				struct i40e_asq_cmd_details *cmd_details)
5151 {
5152 	struct i40e_aq_desc desc;
5153 	struct i40e_aqc_update_tag *cmd =
5154 		(struct i40e_aqc_update_tag *)&desc.params.raw;
5155 	struct i40e_aqc_update_tag_completion *resp =
5156 		(struct i40e_aqc_update_tag_completion *)&desc.params.raw;
5157 	enum i40e_status_code status;
5158 
5159 	if (vsi_seid == 0)
5160 		return I40E_ERR_PARAM;
5161 
5162 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_update_tag);
5163 
5164 	cmd->seid = CPU_TO_LE16(vsi_seid);
5165 	cmd->old_tag = CPU_TO_LE16(old_tag);
5166 	cmd->new_tag = CPU_TO_LE16(new_tag);
5167 
5168 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5169 
5170 	if (!status) {
5171 		if (tags_used != NULL)
5172 			*tags_used = LE16_TO_CPU(resp->tags_used);
5173 		if (tags_free != NULL)
5174 			*tags_free = LE16_TO_CPU(resp->tags_free);
5175 	}
5176 
5177 	return status;
5178 }
5179 
5180 /**
5181  * i40e_aq_dcb_ignore_pfc - Ignore PFC for given TCs
5182  * @hw: pointer to the hw struct
5183  * @tcmap: TC map for request/release any ignore PFC condition
5184  * @request: request or release ignore PFC condition
5185  * @tcmap_ret: return TCs for which PFC is currently ignored
5186  * @cmd_details: pointer to command details structure or NULL
5187  *
5188  * This sends out request/release to ignore PFC condition for a TC.
5189  * It will return the TCs for which PFC is currently ignored.
5190  **/
i40e_aq_dcb_ignore_pfc(struct i40e_hw * hw,u8 tcmap,bool request,u8 * tcmap_ret,struct i40e_asq_cmd_details * cmd_details)5191 enum i40e_status_code i40e_aq_dcb_ignore_pfc(struct i40e_hw *hw, u8 tcmap,
5192 				bool request, u8 *tcmap_ret,
5193 				struct i40e_asq_cmd_details *cmd_details)
5194 {
5195 	struct i40e_aq_desc desc;
5196 	struct i40e_aqc_pfc_ignore *cmd_resp =
5197 		(struct i40e_aqc_pfc_ignore *)&desc.params.raw;
5198 	enum i40e_status_code status;
5199 
5200 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_ignore_pfc);
5201 
5202 	if (request)
5203 		cmd_resp->command_flags = I40E_AQC_PFC_IGNORE_SET;
5204 
5205 	cmd_resp->tc_bitmap = tcmap;
5206 
5207 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5208 
5209 	if (!status) {
5210 		if (tcmap_ret != NULL)
5211 			*tcmap_ret = cmd_resp->tc_bitmap;
5212 	}
5213 
5214 	return status;
5215 }
5216 
5217 /**
5218  * i40e_aq_dcb_updated - DCB Updated Command
5219  * @hw: pointer to the hw struct
5220  * @cmd_details: pointer to command details structure or NULL
5221  *
5222  * When LLDP is handled in PF this command is used by the PF
5223  * to notify EMP that a DCB setting is modified.
5224  * When LLDP is handled in EMP this command is used by the PF
5225  * to notify EMP whenever one of the following parameters get
5226  * modified:
5227  *   - PFCLinkDelayAllowance in PRTDCB_GENC.PFCLDA
5228  *   - PCIRTT in PRTDCB_GENC.PCIRTT
5229  *   - Maximum Frame Size for non-FCoE TCs set by PRTDCB_TDPUC.MAX_TXFRAME.
5230  * EMP will return when the shared RPB settings have been
5231  * recomputed and modified. The retval field in the descriptor
5232  * will be set to 0 when RPB is modified.
5233  **/
i40e_aq_dcb_updated(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)5234 enum i40e_status_code i40e_aq_dcb_updated(struct i40e_hw *hw,
5235 				struct i40e_asq_cmd_details *cmd_details)
5236 {
5237 	struct i40e_aq_desc desc;
5238 	enum i40e_status_code status;
5239 
5240 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);
5241 
5242 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5243 
5244 	return status;
5245 }
5246 
5247 /**
5248  * i40e_aq_add_statistics - Add a statistics block to a VLAN in a switch.
5249  * @hw: pointer to the hw struct
5250  * @seid: defines the SEID of the switch for which the stats are requested
5251  * @vlan_id: the VLAN ID for which the statistics are requested
5252  * @stat_index: index of the statistics counters block assigned to this VLAN
5253  * @cmd_details: pointer to command details structure or NULL
5254  *
5255  * XL710 supports 128 smonVlanStats counters.This command is used to
5256  * allocate a set of smonVlanStats counters to a specific VLAN in a specific
5257  * switch.
5258  **/
i40e_aq_add_statistics(struct i40e_hw * hw,u16 seid,u16 vlan_id,u16 * stat_index,struct i40e_asq_cmd_details * cmd_details)5259 enum i40e_status_code i40e_aq_add_statistics(struct i40e_hw *hw, u16 seid,
5260 				u16 vlan_id, u16 *stat_index,
5261 				struct i40e_asq_cmd_details *cmd_details)
5262 {
5263 	struct i40e_aq_desc desc;
5264 	struct i40e_aqc_add_remove_statistics *cmd_resp =
5265 		(struct i40e_aqc_add_remove_statistics *)&desc.params.raw;
5266 	enum i40e_status_code status;
5267 
5268 	if ((seid == 0) || (stat_index == NULL))
5269 		return I40E_ERR_PARAM;
5270 
5271 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_statistics);
5272 
5273 	cmd_resp->seid = CPU_TO_LE16(seid);
5274 	cmd_resp->vlan = CPU_TO_LE16(vlan_id);
5275 
5276 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5277 
5278 	if (!status && stat_index)
5279 		*stat_index = LE16_TO_CPU(cmd_resp->stat_index);
5280 
5281 	return status;
5282 }
5283 
5284 /**
5285  * i40e_aq_remove_statistics - Remove a statistics block to a VLAN in a switch.
5286  * @hw: pointer to the hw struct
5287  * @seid: defines the SEID of the switch for which the stats are requested
5288  * @vlan_id: the VLAN ID for which the statistics are requested
5289  * @stat_index: index of the statistics counters block assigned to this VLAN
5290  * @cmd_details: pointer to command details structure or NULL
5291  *
5292  * XL710 supports 128 smonVlanStats counters.This command is used to
5293  * deallocate a set of smonVlanStats counters to a specific VLAN in a specific
5294  * switch.
5295  **/
i40e_aq_remove_statistics(struct i40e_hw * hw,u16 seid,u16 vlan_id,u16 stat_index,struct i40e_asq_cmd_details * cmd_details)5296 enum i40e_status_code i40e_aq_remove_statistics(struct i40e_hw *hw, u16 seid,
5297 				u16 vlan_id, u16 stat_index,
5298 				struct i40e_asq_cmd_details *cmd_details)
5299 {
5300 	struct i40e_aq_desc desc;
5301 	struct i40e_aqc_add_remove_statistics *cmd =
5302 		(struct i40e_aqc_add_remove_statistics *)&desc.params.raw;
5303 	enum i40e_status_code status;
5304 
5305 	if (seid == 0)
5306 		return I40E_ERR_PARAM;
5307 
5308 	i40e_fill_default_direct_cmd_desc(&desc,
5309 					  i40e_aqc_opc_remove_statistics);
5310 
5311 	cmd->seid = CPU_TO_LE16(seid);
5312 	cmd->vlan  = CPU_TO_LE16(vlan_id);
5313 	cmd->stat_index = CPU_TO_LE16(stat_index);
5314 
5315 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5316 
5317 	return status;
5318 }
5319 
5320 /**
5321  * i40e_aq_set_port_parameters - set physical port parameters.
5322  * @hw: pointer to the hw struct
5323  * @bad_frame_vsi: defines the VSI to which bad frames are forwarded
5324  * @save_bad_pac: if set packets with errors are forwarded to the bad frames VSI
5325  * @pad_short_pac: if set transmit packets smaller than 60 bytes are padded
5326  * @double_vlan: if set double VLAN is enabled
5327  * @cmd_details: pointer to command details structure or NULL
5328  **/
i40e_aq_set_port_parameters(struct i40e_hw * hw,u16 bad_frame_vsi,bool save_bad_pac,bool pad_short_pac,bool double_vlan,struct i40e_asq_cmd_details * cmd_details)5329 enum i40e_status_code i40e_aq_set_port_parameters(struct i40e_hw *hw,
5330 				u16 bad_frame_vsi, bool save_bad_pac,
5331 				bool pad_short_pac, bool double_vlan,
5332 				struct i40e_asq_cmd_details *cmd_details)
5333 {
5334 	struct i40e_aqc_set_port_parameters *cmd;
5335 	enum i40e_status_code status;
5336 	struct i40e_aq_desc desc;
5337 	u16 command_flags = 0;
5338 
5339 	cmd = (struct i40e_aqc_set_port_parameters *)&desc.params.raw;
5340 
5341 	i40e_fill_default_direct_cmd_desc(&desc,
5342 					  i40e_aqc_opc_set_port_parameters);
5343 
5344 	cmd->bad_frame_vsi = CPU_TO_LE16(bad_frame_vsi);
5345 	if (save_bad_pac)
5346 		command_flags |= I40E_AQ_SET_P_PARAMS_SAVE_BAD_PACKETS;
5347 	if (pad_short_pac)
5348 		command_flags |= I40E_AQ_SET_P_PARAMS_PAD_SHORT_PACKETS;
5349 	if (double_vlan)
5350 		command_flags |= I40E_AQ_SET_P_PARAMS_DOUBLE_VLAN_ENA;
5351 	cmd->command_flags = CPU_TO_LE16(command_flags);
5352 
5353 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5354 
5355 	return status;
5356 }
5357 
5358 /**
5359  * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
5360  * @hw: pointer to the hw struct
5361  * @seid: seid for the physical port/switching component/vsi
5362  * @buff: Indirect buffer to hold data parameters and response
5363  * @buff_size: Indirect buffer size
5364  * @opcode: Tx scheduler AQ command opcode
5365  * @cmd_details: pointer to command details structure or NULL
5366  *
5367  * Generic command handler for Tx scheduler AQ commands
5368  **/
i40e_aq_tx_sched_cmd(struct i40e_hw * hw,u16 seid,void * buff,u16 buff_size,enum i40e_admin_queue_opc opcode,struct i40e_asq_cmd_details * cmd_details)5369 static enum i40e_status_code i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
5370 				void *buff, u16 buff_size,
5371 				 enum i40e_admin_queue_opc opcode,
5372 				struct i40e_asq_cmd_details *cmd_details)
5373 {
5374 	struct i40e_aq_desc desc;
5375 	struct i40e_aqc_tx_sched_ind *cmd =
5376 		(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
5377 	enum i40e_status_code status;
5378 	bool cmd_param_flag = false;
5379 
5380 	switch (opcode) {
5381 	case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
5382 	case i40e_aqc_opc_configure_vsi_tc_bw:
5383 	case i40e_aqc_opc_enable_switching_comp_ets:
5384 	case i40e_aqc_opc_modify_switching_comp_ets:
5385 	case i40e_aqc_opc_disable_switching_comp_ets:
5386 	case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
5387 	case i40e_aqc_opc_configure_switching_comp_bw_config:
5388 		cmd_param_flag = true;
5389 		break;
5390 	case i40e_aqc_opc_query_vsi_bw_config:
5391 	case i40e_aqc_opc_query_vsi_ets_sla_config:
5392 	case i40e_aqc_opc_query_switching_comp_ets_config:
5393 	case i40e_aqc_opc_query_port_ets_config:
5394 	case i40e_aqc_opc_query_switching_comp_bw_config:
5395 		cmd_param_flag = false;
5396 		break;
5397 	default:
5398 		return I40E_ERR_PARAM;
5399 	}
5400 
5401 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
5402 
5403 	/* Indirect command */
5404 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
5405 	if (cmd_param_flag)
5406 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
5407 	if (buff_size > I40E_AQ_LARGE_BUF)
5408 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
5409 
5410 	desc.datalen = CPU_TO_LE16(buff_size);
5411 
5412 	cmd->vsi_seid = CPU_TO_LE16(seid);
5413 
5414 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
5415 
5416 	return status;
5417 }
5418 
5419 /**
5420  * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit
5421  * @hw: pointer to the hw struct
5422  * @seid: VSI seid
5423  * @credit: BW limit credits (0 = disabled)
5424  * @max_credit: Max BW limit credits
5425  * @cmd_details: pointer to command details structure or NULL
5426  **/
i40e_aq_config_vsi_bw_limit(struct i40e_hw * hw,u16 seid,u16 credit,u8 max_credit,struct i40e_asq_cmd_details * cmd_details)5427 enum i40e_status_code i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw,
5428 				u16 seid, u16 credit, u8 max_credit,
5429 				struct i40e_asq_cmd_details *cmd_details)
5430 {
5431 	struct i40e_aq_desc desc;
5432 	struct i40e_aqc_configure_vsi_bw_limit *cmd =
5433 		(struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw;
5434 	enum i40e_status_code status;
5435 
5436 	i40e_fill_default_direct_cmd_desc(&desc,
5437 					  i40e_aqc_opc_configure_vsi_bw_limit);
5438 
5439 	cmd->vsi_seid = CPU_TO_LE16(seid);
5440 	cmd->credit = CPU_TO_LE16(credit);
5441 	cmd->max_credit = max_credit;
5442 
5443 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5444 
5445 	return status;
5446 }
5447 
5448 /**
5449  * i40e_aq_config_switch_comp_bw_limit - Configure Switching component BW Limit
5450  * @hw: pointer to the hw struct
5451  * @seid: switching component seid
5452  * @credit: BW limit credits (0 = disabled)
5453  * @max_bw: Max BW limit credits
5454  * @cmd_details: pointer to command details structure or NULL
5455  **/
i40e_aq_config_switch_comp_bw_limit(struct i40e_hw * hw,u16 seid,u16 credit,u8 max_bw,struct i40e_asq_cmd_details * cmd_details)5456 enum i40e_status_code i40e_aq_config_switch_comp_bw_limit(struct i40e_hw *hw,
5457 				u16 seid, u16 credit, u8 max_bw,
5458 				struct i40e_asq_cmd_details *cmd_details)
5459 {
5460 	struct i40e_aq_desc desc;
5461 	struct i40e_aqc_configure_switching_comp_bw_limit *cmd =
5462 	  (struct i40e_aqc_configure_switching_comp_bw_limit *)&desc.params.raw;
5463 	enum i40e_status_code status;
5464 
5465 	i40e_fill_default_direct_cmd_desc(&desc,
5466 				i40e_aqc_opc_configure_switching_comp_bw_limit);
5467 
5468 	cmd->seid = CPU_TO_LE16(seid);
5469 	cmd->credit = CPU_TO_LE16(credit);
5470 	cmd->max_bw = max_bw;
5471 
5472 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5473 
5474 	return status;
5475 }
5476 
5477 /**
5478  * i40e_aq_config_vsi_ets_sla_bw_limit - Config VSI BW Limit per TC
5479  * @hw: pointer to the hw struct
5480  * @seid: VSI seid
5481  * @bw_data: Buffer holding enabled TCs, per TC BW limit/credits
5482  * @cmd_details: pointer to command details structure or NULL
5483  **/
i40e_aq_config_vsi_ets_sla_bw_limit(struct i40e_hw * hw,u16 seid,struct i40e_aqc_configure_vsi_ets_sla_bw_data * bw_data,struct i40e_asq_cmd_details * cmd_details)5484 enum i40e_status_code i40e_aq_config_vsi_ets_sla_bw_limit(struct i40e_hw *hw,
5485 			u16 seid,
5486 			struct i40e_aqc_configure_vsi_ets_sla_bw_data *bw_data,
5487 			struct i40e_asq_cmd_details *cmd_details)
5488 {
5489 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5490 				    i40e_aqc_opc_configure_vsi_ets_sla_bw_limit,
5491 				    cmd_details);
5492 }
5493 
5494 /**
5495  * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
5496  * @hw: pointer to the hw struct
5497  * @seid: VSI seid
5498  * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
5499  * @cmd_details: pointer to command details structure or NULL
5500  **/
i40e_aq_config_vsi_tc_bw(struct i40e_hw * hw,u16 seid,struct i40e_aqc_configure_vsi_tc_bw_data * bw_data,struct i40e_asq_cmd_details * cmd_details)5501 enum i40e_status_code i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
5502 			u16 seid,
5503 			struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
5504 			struct i40e_asq_cmd_details *cmd_details)
5505 {
5506 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5507 				    i40e_aqc_opc_configure_vsi_tc_bw,
5508 				    cmd_details);
5509 }
5510 
5511 /**
5512  * i40e_aq_config_switch_comp_ets - Enable/Disable/Modify ETS on the port
5513  * @hw: pointer to the hw struct
5514  * @seid: seid of the switching component connected to Physical Port
5515  * @ets_data: Buffer holding ETS parameters
5516  * @opcode: Tx scheduler AQ command opcode
5517  * @cmd_details: pointer to command details structure or NULL
5518  **/
i40e_aq_config_switch_comp_ets(struct i40e_hw * hw,u16 seid,struct i40e_aqc_configure_switching_comp_ets_data * ets_data,enum i40e_admin_queue_opc opcode,struct i40e_asq_cmd_details * cmd_details)5519 enum i40e_status_code i40e_aq_config_switch_comp_ets(struct i40e_hw *hw,
5520 		u16 seid,
5521 		struct i40e_aqc_configure_switching_comp_ets_data *ets_data,
5522 		enum i40e_admin_queue_opc opcode,
5523 		struct i40e_asq_cmd_details *cmd_details)
5524 {
5525 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)ets_data,
5526 				    sizeof(*ets_data), opcode, cmd_details);
5527 }
5528 
5529 /**
5530  * i40e_aq_config_switch_comp_bw_config - Config Switch comp BW Alloc per TC
5531  * @hw: pointer to the hw struct
5532  * @seid: seid of the switching component
5533  * @bw_data: Buffer holding enabled TCs, relative/absolute TC BW limit/credits
5534  * @cmd_details: pointer to command details structure or NULL
5535  **/
i40e_aq_config_switch_comp_bw_config(struct i40e_hw * hw,u16 seid,struct i40e_aqc_configure_switching_comp_bw_config_data * bw_data,struct i40e_asq_cmd_details * cmd_details)5536 enum i40e_status_code i40e_aq_config_switch_comp_bw_config(struct i40e_hw *hw,
5537 	u16 seid,
5538 	struct i40e_aqc_configure_switching_comp_bw_config_data *bw_data,
5539 	struct i40e_asq_cmd_details *cmd_details)
5540 {
5541 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5542 			    i40e_aqc_opc_configure_switching_comp_bw_config,
5543 			    cmd_details);
5544 }
5545 
5546 /**
5547  * i40e_aq_config_switch_comp_ets_bw_limit - Config Switch comp BW Limit per TC
5548  * @hw: pointer to the hw struct
5549  * @seid: seid of the switching component
5550  * @bw_data: Buffer holding enabled TCs, per TC BW limit/credits
5551  * @cmd_details: pointer to command details structure or NULL
5552  **/
i40e_aq_config_switch_comp_ets_bw_limit(struct i40e_hw * hw,u16 seid,struct i40e_aqc_configure_switching_comp_ets_bw_limit_data * bw_data,struct i40e_asq_cmd_details * cmd_details)5553 enum i40e_status_code i40e_aq_config_switch_comp_ets_bw_limit(
5554 	struct i40e_hw *hw, u16 seid,
5555 	struct i40e_aqc_configure_switching_comp_ets_bw_limit_data *bw_data,
5556 	struct i40e_asq_cmd_details *cmd_details)
5557 {
5558 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5559 			    i40e_aqc_opc_configure_switching_comp_ets_bw_limit,
5560 			    cmd_details);
5561 }
5562 
5563 /**
5564  * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
5565  * @hw: pointer to the hw struct
5566  * @seid: seid of the VSI
5567  * @bw_data: Buffer to hold VSI BW configuration
5568  * @cmd_details: pointer to command details structure or NULL
5569  **/
i40e_aq_query_vsi_bw_config(struct i40e_hw * hw,u16 seid,struct i40e_aqc_query_vsi_bw_config_resp * bw_data,struct i40e_asq_cmd_details * cmd_details)5570 enum i40e_status_code i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
5571 			u16 seid,
5572 			struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
5573 			struct i40e_asq_cmd_details *cmd_details)
5574 {
5575 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5576 				    i40e_aqc_opc_query_vsi_bw_config,
5577 				    cmd_details);
5578 }
5579 
5580 /**
5581  * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
5582  * @hw: pointer to the hw struct
5583  * @seid: seid of the VSI
5584  * @bw_data: Buffer to hold VSI BW configuration per TC
5585  * @cmd_details: pointer to command details structure or NULL
5586  **/
i40e_aq_query_vsi_ets_sla_config(struct i40e_hw * hw,u16 seid,struct i40e_aqc_query_vsi_ets_sla_config_resp * bw_data,struct i40e_asq_cmd_details * cmd_details)5587 enum i40e_status_code i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
5588 			u16 seid,
5589 			struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
5590 			struct i40e_asq_cmd_details *cmd_details)
5591 {
5592 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5593 				    i40e_aqc_opc_query_vsi_ets_sla_config,
5594 				    cmd_details);
5595 }
5596 
5597 /**
5598  * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
5599  * @hw: pointer to the hw struct
5600  * @seid: seid of the switching component
5601  * @bw_data: Buffer to hold switching component's per TC BW config
5602  * @cmd_details: pointer to command details structure or NULL
5603  **/
i40e_aq_query_switch_comp_ets_config(struct i40e_hw * hw,u16 seid,struct i40e_aqc_query_switching_comp_ets_config_resp * bw_data,struct i40e_asq_cmd_details * cmd_details)5604 enum i40e_status_code i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
5605 		u16 seid,
5606 		struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
5607 		struct i40e_asq_cmd_details *cmd_details)
5608 {
5609 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5610 				   i40e_aqc_opc_query_switching_comp_ets_config,
5611 				   cmd_details);
5612 }
5613 
5614 /**
5615  * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
5616  * @hw: pointer to the hw struct
5617  * @seid: seid of the VSI or switching component connected to Physical Port
5618  * @bw_data: Buffer to hold current ETS configuration for the Physical Port
5619  * @cmd_details: pointer to command details structure or NULL
5620  **/
i40e_aq_query_port_ets_config(struct i40e_hw * hw,u16 seid,struct i40e_aqc_query_port_ets_config_resp * bw_data,struct i40e_asq_cmd_details * cmd_details)5621 enum i40e_status_code i40e_aq_query_port_ets_config(struct i40e_hw *hw,
5622 			u16 seid,
5623 			struct i40e_aqc_query_port_ets_config_resp *bw_data,
5624 			struct i40e_asq_cmd_details *cmd_details)
5625 {
5626 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5627 				    i40e_aqc_opc_query_port_ets_config,
5628 				    cmd_details);
5629 }
5630 
5631 /**
5632  * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
5633  * @hw: pointer to the hw struct
5634  * @seid: seid of the switching component
5635  * @bw_data: Buffer to hold switching component's BW configuration
5636  * @cmd_details: pointer to command details structure or NULL
5637  **/
i40e_aq_query_switch_comp_bw_config(struct i40e_hw * hw,u16 seid,struct i40e_aqc_query_switching_comp_bw_config_resp * bw_data,struct i40e_asq_cmd_details * cmd_details)5638 enum i40e_status_code i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
5639 		u16 seid,
5640 		struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
5641 		struct i40e_asq_cmd_details *cmd_details)
5642 {
5643 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5644 				    i40e_aqc_opc_query_switching_comp_bw_config,
5645 				    cmd_details);
5646 }
5647 
5648 /**
5649  * i40e_validate_filter_settings
5650  * @hw: pointer to the hardware structure
5651  * @settings: Filter control settings
5652  *
5653  * Check and validate the filter control settings passed.
5654  * The function checks for the valid filter/context sizes being
5655  * passed for FCoE and PE.
5656  *
5657  * Returns I40E_SUCCESS if the values passed are valid and within
5658  * range else returns an error.
5659  **/
i40e_validate_filter_settings(struct i40e_hw * hw,struct i40e_filter_control_settings * settings)5660 STATIC enum i40e_status_code i40e_validate_filter_settings(struct i40e_hw *hw,
5661 				struct i40e_filter_control_settings *settings)
5662 {
5663 	u32 fcoe_cntx_size, fcoe_filt_size;
5664 	u32 pe_cntx_size, pe_filt_size;
5665 	u32 fcoe_fmax;
5666 
5667 	u32 val;
5668 
5669 	/* Validate FCoE settings passed */
5670 	switch (settings->fcoe_filt_num) {
5671 	case I40E_HASH_FILTER_SIZE_1K:
5672 	case I40E_HASH_FILTER_SIZE_2K:
5673 	case I40E_HASH_FILTER_SIZE_4K:
5674 	case I40E_HASH_FILTER_SIZE_8K:
5675 	case I40E_HASH_FILTER_SIZE_16K:
5676 	case I40E_HASH_FILTER_SIZE_32K:
5677 		fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
5678 		fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
5679 		break;
5680 	default:
5681 		return I40E_ERR_PARAM;
5682 	}
5683 
5684 	switch (settings->fcoe_cntx_num) {
5685 	case I40E_DMA_CNTX_SIZE_512:
5686 	case I40E_DMA_CNTX_SIZE_1K:
5687 	case I40E_DMA_CNTX_SIZE_2K:
5688 	case I40E_DMA_CNTX_SIZE_4K:
5689 		fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
5690 		fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
5691 		break;
5692 	default:
5693 		return I40E_ERR_PARAM;
5694 	}
5695 
5696 	/* Validate PE settings passed */
5697 	switch (settings->pe_filt_num) {
5698 	case I40E_HASH_FILTER_SIZE_1K:
5699 	case I40E_HASH_FILTER_SIZE_2K:
5700 	case I40E_HASH_FILTER_SIZE_4K:
5701 	case I40E_HASH_FILTER_SIZE_8K:
5702 	case I40E_HASH_FILTER_SIZE_16K:
5703 	case I40E_HASH_FILTER_SIZE_32K:
5704 	case I40E_HASH_FILTER_SIZE_64K:
5705 	case I40E_HASH_FILTER_SIZE_128K:
5706 	case I40E_HASH_FILTER_SIZE_256K:
5707 	case I40E_HASH_FILTER_SIZE_512K:
5708 	case I40E_HASH_FILTER_SIZE_1M:
5709 		pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
5710 		pe_filt_size <<= (u32)settings->pe_filt_num;
5711 		break;
5712 	default:
5713 		return I40E_ERR_PARAM;
5714 	}
5715 
5716 	switch (settings->pe_cntx_num) {
5717 	case I40E_DMA_CNTX_SIZE_512:
5718 	case I40E_DMA_CNTX_SIZE_1K:
5719 	case I40E_DMA_CNTX_SIZE_2K:
5720 	case I40E_DMA_CNTX_SIZE_4K:
5721 	case I40E_DMA_CNTX_SIZE_8K:
5722 	case I40E_DMA_CNTX_SIZE_16K:
5723 	case I40E_DMA_CNTX_SIZE_32K:
5724 	case I40E_DMA_CNTX_SIZE_64K:
5725 	case I40E_DMA_CNTX_SIZE_128K:
5726 	case I40E_DMA_CNTX_SIZE_256K:
5727 		pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
5728 		pe_cntx_size <<= (u32)settings->pe_cntx_num;
5729 		break;
5730 	default:
5731 		return I40E_ERR_PARAM;
5732 	}
5733 
5734 	/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
5735 	val = rd32(hw, I40E_GLHMC_FCOEFMAX);
5736 	fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
5737 		     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
5738 	if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
5739 		return I40E_ERR_INVALID_SIZE;
5740 
5741 	return I40E_SUCCESS;
5742 }
5743 
5744 /**
5745  * i40e_set_filter_control
5746  * @hw: pointer to the hardware structure
5747  * @settings: Filter control settings
5748  *
5749  * Set the Queue Filters for PE/FCoE and enable filters required
5750  * for a single PF. It is expected that these settings are programmed
5751  * at the driver initialization time.
5752  **/
i40e_set_filter_control(struct i40e_hw * hw,struct i40e_filter_control_settings * settings)5753 enum i40e_status_code i40e_set_filter_control(struct i40e_hw *hw,
5754 				struct i40e_filter_control_settings *settings)
5755 {
5756 	enum i40e_status_code ret = I40E_SUCCESS;
5757 	u32 hash_lut_size = 0;
5758 	u32 val;
5759 
5760 	if (!settings)
5761 		return I40E_ERR_PARAM;
5762 
5763 	/* Validate the input settings */
5764 	ret = i40e_validate_filter_settings(hw, settings);
5765 	if (ret)
5766 		return ret;
5767 
5768 	/* Read the PF Queue Filter control register */
5769 	val = i40e_read_rx_ctl(hw, I40E_PFQF_CTL_0);
5770 
5771 	/* Program required PE hash buckets for the PF */
5772 	val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
5773 	val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
5774 		I40E_PFQF_CTL_0_PEHSIZE_MASK;
5775 	/* Program required PE contexts for the PF */
5776 	val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
5777 	val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
5778 		I40E_PFQF_CTL_0_PEDSIZE_MASK;
5779 
5780 	/* Program required FCoE hash buckets for the PF */
5781 	val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
5782 	val |= ((u32)settings->fcoe_filt_num <<
5783 			I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
5784 		I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
5785 	/* Program required FCoE DDP contexts for the PF */
5786 	val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
5787 	val |= ((u32)settings->fcoe_cntx_num <<
5788 			I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
5789 		I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
5790 
5791 	/* Program Hash LUT size for the PF */
5792 	val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
5793 	if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
5794 		hash_lut_size = 1;
5795 	val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
5796 		I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
5797 
5798 	/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
5799 	if (settings->enable_fdir)
5800 		val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
5801 	if (settings->enable_ethtype)
5802 		val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
5803 	if (settings->enable_macvlan)
5804 		val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
5805 
5806 	i40e_write_rx_ctl(hw, I40E_PFQF_CTL_0, val);
5807 
5808 	return I40E_SUCCESS;
5809 }
5810 
5811 /**
5812  * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
5813  * @hw: pointer to the hw struct
5814  * @mac_addr: MAC address to use in the filter
5815  * @ethtype: Ethertype to use in the filter
5816  * @flags: Flags that needs to be applied to the filter
5817  * @vsi_seid: seid of the control VSI
5818  * @queue: VSI queue number to send the packet to
5819  * @is_add: Add control packet filter if True else remove
5820  * @stats: Structure to hold information on control filter counts
5821  * @cmd_details: pointer to command details structure or NULL
5822  *
5823  * This command will Add or Remove control packet filter for a control VSI.
5824  * In return it will update the total number of perfect filter count in
5825  * the stats member.
5826  **/
i40e_aq_add_rem_control_packet_filter(struct i40e_hw * hw,u8 * mac_addr,u16 ethtype,u16 flags,u16 vsi_seid,u16 queue,bool is_add,struct i40e_control_filter_stats * stats,struct i40e_asq_cmd_details * cmd_details)5827 enum i40e_status_code i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
5828 				u8 *mac_addr, u16 ethtype, u16 flags,
5829 				u16 vsi_seid, u16 queue, bool is_add,
5830 				struct i40e_control_filter_stats *stats,
5831 				struct i40e_asq_cmd_details *cmd_details)
5832 {
5833 	struct i40e_aq_desc desc;
5834 	struct i40e_aqc_add_remove_control_packet_filter *cmd =
5835 		(struct i40e_aqc_add_remove_control_packet_filter *)
5836 		&desc.params.raw;
5837 	struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
5838 		(struct i40e_aqc_add_remove_control_packet_filter_completion *)
5839 		&desc.params.raw;
5840 	enum i40e_status_code status;
5841 
5842 	if (vsi_seid == 0)
5843 		return I40E_ERR_PARAM;
5844 
5845 	if (is_add) {
5846 		i40e_fill_default_direct_cmd_desc(&desc,
5847 				i40e_aqc_opc_add_control_packet_filter);
5848 		cmd->queue = CPU_TO_LE16(queue);
5849 	} else {
5850 		i40e_fill_default_direct_cmd_desc(&desc,
5851 				i40e_aqc_opc_remove_control_packet_filter);
5852 	}
5853 
5854 	if (mac_addr)
5855 		i40e_memcpy(cmd->mac, mac_addr, ETH_ALEN,
5856 			    I40E_NONDMA_TO_NONDMA);
5857 
5858 	cmd->etype = CPU_TO_LE16(ethtype);
5859 	cmd->flags = CPU_TO_LE16(flags);
5860 	cmd->seid = CPU_TO_LE16(vsi_seid);
5861 
5862 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5863 
5864 	if (!status && stats) {
5865 		stats->mac_etype_used = LE16_TO_CPU(resp->mac_etype_used);
5866 		stats->etype_used = LE16_TO_CPU(resp->etype_used);
5867 		stats->mac_etype_free = LE16_TO_CPU(resp->mac_etype_free);
5868 		stats->etype_free = LE16_TO_CPU(resp->etype_free);
5869 	}
5870 
5871 	return status;
5872 }
5873 
5874 /**
5875  * i40e_add_filter_to_drop_tx_flow_control_frames- filter to drop flow control
5876  * @hw: pointer to the hw struct
5877  * @seid: VSI seid to add ethertype filter from
5878  **/
i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw * hw,u16 seid)5879 void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw,
5880 						    u16 seid)
5881 {
5882 #define I40E_FLOW_CONTROL_ETHTYPE 0x8808
5883 	u16 flag = I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC |
5884 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP |
5885 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TX;
5886 	u16 ethtype = I40E_FLOW_CONTROL_ETHTYPE;
5887 	enum i40e_status_code status;
5888 
5889 	status = i40e_aq_add_rem_control_packet_filter(hw, NULL, ethtype, flag,
5890 						       seid, 0, true, NULL,
5891 						       NULL);
5892 	if (status)
5893 		DEBUGOUT("Ethtype Filter Add failed: Error pruning Tx flow control frames\n");
5894 }
5895 
5896 /**
5897  * i40e_fix_up_geneve_vni - adjust Geneve VNI for HW issue
5898  * @filters: list of cloud filters
5899  * @filter_count: length of list
5900  *
5901  * There's an issue in the device where the Geneve VNI layout needs
5902  * to be shifted 1 byte over from the VxLAN VNI
5903  **/
i40e_fix_up_geneve_vni(struct i40e_aqc_cloud_filters_element_data * filters,u8 filter_count)5904 STATIC void i40e_fix_up_geneve_vni(
5905 	struct i40e_aqc_cloud_filters_element_data *filters,
5906 	u8 filter_count)
5907 {
5908 	struct i40e_aqc_cloud_filters_element_data *f = filters;
5909 	int i;
5910 
5911 	for (i = 0; i < filter_count; i++) {
5912 		u16 tnl_type;
5913 		u32 ti;
5914 
5915 		tnl_type = (LE16_TO_CPU(f[i].flags) &
5916 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
5917 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
5918 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
5919 			ti = LE32_TO_CPU(f[i].tenant_id);
5920 			f[i].tenant_id = CPU_TO_LE32(ti << 8);
5921 		}
5922 	}
5923 }
5924 
5925 /**
5926  * i40e_aq_add_cloud_filters
5927  * @hw: pointer to the hardware structure
5928  * @seid: VSI seid to add cloud filters from
5929  * @filters: Buffer which contains the filters to be added
5930  * @filter_count: number of filters contained in the buffer
5931  *
5932  * Set the cloud filters for a given VSI.  The contents of the
5933  * i40e_aqc_cloud_filters_element_data are filled
5934  * in by the caller of the function.
5935  *
5936  **/
i40e_aq_add_cloud_filters(struct i40e_hw * hw,u16 seid,struct i40e_aqc_cloud_filters_element_data * filters,u8 filter_count)5937 enum i40e_status_code i40e_aq_add_cloud_filters(struct i40e_hw *hw,
5938 	u16 seid,
5939 	struct i40e_aqc_cloud_filters_element_data *filters,
5940 	u8 filter_count)
5941 {
5942 	struct i40e_aq_desc desc;
5943 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5944 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5945 	enum i40e_status_code status;
5946 	u16 buff_len;
5947 
5948 	i40e_fill_default_direct_cmd_desc(&desc,
5949 					  i40e_aqc_opc_add_cloud_filters);
5950 
5951 	buff_len = filter_count * sizeof(*filters);
5952 	desc.datalen = CPU_TO_LE16(buff_len);
5953 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5954 	cmd->num_filters = filter_count;
5955 	cmd->seid = CPU_TO_LE16(seid);
5956 
5957 	i40e_fix_up_geneve_vni(filters, filter_count);
5958 
5959 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5960 
5961 	return status;
5962 }
5963 
5964 /**
5965  * i40e_aq_add_cloud_filters_bb
5966  * @hw: pointer to the hardware structure
5967  * @seid: VSI seid to add cloud filters from
5968  * @filters: Buffer which contains the filters in big buffer to be added
5969  * @filter_count: number of filters contained in the buffer
5970  *
5971  * Set the cloud filters for a given VSI.  The contents of the
5972  * i40e_aqc_cloud_filters_element_bb are filled in by the caller of
5973  * the function.
5974  *
5975  **/
5976 enum i40e_status_code
i40e_aq_add_cloud_filters_bb(struct i40e_hw * hw,u16 seid,struct i40e_aqc_cloud_filters_element_bb * filters,u8 filter_count)5977 i40e_aq_add_cloud_filters_bb(struct i40e_hw *hw, u16 seid,
5978 			     struct i40e_aqc_cloud_filters_element_bb *filters,
5979 			     u8 filter_count)
5980 {
5981 	struct i40e_aq_desc desc;
5982 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5983 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5984 	enum i40e_status_code status;
5985 	u16 buff_len;
5986 	int i;
5987 
5988 	i40e_fill_default_direct_cmd_desc(&desc,
5989 					  i40e_aqc_opc_add_cloud_filters);
5990 
5991 	buff_len = filter_count * sizeof(*filters);
5992 	desc.datalen = CPU_TO_LE16(buff_len);
5993 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5994 	cmd->num_filters = filter_count;
5995 	cmd->seid = CPU_TO_LE16(seid);
5996 	cmd->big_buffer_flag = I40E_AQC_ADD_CLOUD_CMD_BB;
5997 
5998 	for (i = 0; i < filter_count; i++) {
5999 		u16 tnl_type;
6000 		u32 ti;
6001 
6002 		tnl_type = (LE16_TO_CPU(filters[i].element.flags) &
6003 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
6004 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
6005 
6006 		/* Due to hardware eccentricities, the VNI for Geneve is shifted
6007 		 * one more byte further than normally used for Tenant ID in
6008 		 * other tunnel types.
6009 		 */
6010 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
6011 			ti = LE32_TO_CPU(filters[i].element.tenant_id);
6012 			filters[i].element.tenant_id = CPU_TO_LE32(ti << 8);
6013 		}
6014 	}
6015 
6016 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
6017 
6018 	return status;
6019 }
6020 
6021 /**
6022  * i40e_aq_rem_cloud_filters
6023  * @hw: pointer to the hardware structure
6024  * @seid: VSI seid to remove cloud filters from
6025  * @filters: Buffer which contains the filters to be removed
6026  * @filter_count: number of filters contained in the buffer
6027  *
6028  * Remove the cloud filters for a given VSI.  The contents of the
6029  * i40e_aqc_cloud_filters_element_data are filled in by the caller
6030  * of the function.
6031  *
6032  **/
6033 enum i40e_status_code
i40e_aq_rem_cloud_filters(struct i40e_hw * hw,u16 seid,struct i40e_aqc_cloud_filters_element_data * filters,u8 filter_count)6034 i40e_aq_rem_cloud_filters(struct i40e_hw *hw, u16 seid,
6035 			  struct i40e_aqc_cloud_filters_element_data *filters,
6036 			  u8 filter_count)
6037 {
6038 	struct i40e_aq_desc desc;
6039 	struct i40e_aqc_add_remove_cloud_filters *cmd =
6040 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
6041 	enum i40e_status_code status;
6042 	u16 buff_len;
6043 
6044 	i40e_fill_default_direct_cmd_desc(&desc,
6045 					  i40e_aqc_opc_remove_cloud_filters);
6046 
6047 	buff_len = filter_count * sizeof(*filters);
6048 	desc.datalen = CPU_TO_LE16(buff_len);
6049 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
6050 	cmd->num_filters = filter_count;
6051 	cmd->seid = CPU_TO_LE16(seid);
6052 
6053 	i40e_fix_up_geneve_vni(filters, filter_count);
6054 
6055 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
6056 
6057 	return status;
6058 }
6059 
6060 /**
6061  * i40e_aq_rem_cloud_filters_bb
6062  * @hw: pointer to the hardware structure
6063  * @seid: VSI seid to remove cloud filters from
6064  * @filters: Buffer which contains the filters in big buffer to be removed
6065  * @filter_count: number of filters contained in the buffer
6066  *
6067  * Remove the big buffer cloud filters for a given VSI.  The contents of the
6068  * i40e_aqc_cloud_filters_element_bb are filled in by the caller of the
6069  * function.
6070  *
6071  **/
6072 enum i40e_status_code
i40e_aq_rem_cloud_filters_bb(struct i40e_hw * hw,u16 seid,struct i40e_aqc_cloud_filters_element_bb * filters,u8 filter_count)6073 i40e_aq_rem_cloud_filters_bb(struct i40e_hw *hw, u16 seid,
6074 			     struct i40e_aqc_cloud_filters_element_bb *filters,
6075 			     u8 filter_count)
6076 {
6077 	struct i40e_aq_desc desc;
6078 	struct i40e_aqc_add_remove_cloud_filters *cmd =
6079 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
6080 	enum i40e_status_code status;
6081 	u16 buff_len;
6082 	int i;
6083 
6084 	i40e_fill_default_direct_cmd_desc(&desc,
6085 					  i40e_aqc_opc_remove_cloud_filters);
6086 
6087 	buff_len = filter_count * sizeof(*filters);
6088 	desc.datalen = CPU_TO_LE16(buff_len);
6089 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
6090 	cmd->num_filters = filter_count;
6091 	cmd->seid = CPU_TO_LE16(seid);
6092 	cmd->big_buffer_flag = I40E_AQC_ADD_CLOUD_CMD_BB;
6093 
6094 	for (i = 0; i < filter_count; i++) {
6095 		u16 tnl_type;
6096 		u32 ti;
6097 
6098 		tnl_type = (LE16_TO_CPU(filters[i].element.flags) &
6099 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
6100 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
6101 
6102 		/* Due to hardware eccentricities, the VNI for Geneve is shifted
6103 		 * one more byte further than normally used for Tenant ID in
6104 		 * other tunnel types.
6105 		 */
6106 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
6107 			ti = LE32_TO_CPU(filters[i].element.tenant_id);
6108 			filters[i].element.tenant_id = CPU_TO_LE32(ti << 8);
6109 		}
6110 	}
6111 
6112 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
6113 
6114 	return status;
6115 }
6116 
6117 /**
6118  * i40e_aq_replace_cloud_filters - Replace cloud filter command
6119  * @hw: pointer to the hw struct
6120  * @filters: pointer to the i40e_aqc_replace_cloud_filter_cmd struct
6121  * @cmd_buf: pointer to the i40e_aqc_replace_cloud_filter_cmd_buf struct
6122  *
6123  **/
6124 enum
i40e_aq_replace_cloud_filters(struct i40e_hw * hw,struct i40e_aqc_replace_cloud_filters_cmd * filters,struct i40e_aqc_replace_cloud_filters_cmd_buf * cmd_buf)6125 i40e_status_code i40e_aq_replace_cloud_filters(struct i40e_hw *hw,
6126 	struct i40e_aqc_replace_cloud_filters_cmd *filters,
6127 	struct i40e_aqc_replace_cloud_filters_cmd_buf *cmd_buf)
6128 {
6129 	struct i40e_aq_desc desc;
6130 	struct i40e_aqc_replace_cloud_filters_cmd *cmd =
6131 		(struct i40e_aqc_replace_cloud_filters_cmd *)&desc.params.raw;
6132 	enum i40e_status_code status = I40E_SUCCESS;
6133 	int i = 0;
6134 
6135 	/* X722 doesn't support this command */
6136 	if (hw->mac.type == I40E_MAC_X722)
6137 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
6138 
6139 	/* need FW version greater than 6.00 */
6140 	if (hw->aq.fw_maj_ver < 6)
6141 		return I40E_NOT_SUPPORTED;
6142 
6143 	i40e_fill_default_direct_cmd_desc(&desc,
6144 					  i40e_aqc_opc_replace_cloud_filters);
6145 
6146 	desc.datalen = CPU_TO_LE16(32);
6147 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
6148 	cmd->old_filter_type = filters->old_filter_type;
6149 	cmd->new_filter_type = filters->new_filter_type;
6150 	cmd->valid_flags = filters->valid_flags;
6151 	cmd->tr_bit = filters->tr_bit;
6152 	cmd->tr_bit2 = filters->tr_bit2;
6153 
6154 	status = i40e_asq_send_command(hw, &desc, cmd_buf,
6155 		sizeof(struct i40e_aqc_replace_cloud_filters_cmd_buf),  NULL);
6156 
6157 	/* for get cloud filters command */
6158 	for (i = 0; i < 32; i += 4) {
6159 		cmd_buf->filters[i / 4].filter_type = cmd_buf->data[i];
6160 		cmd_buf->filters[i / 4].input[0] = cmd_buf->data[i + 1];
6161 		cmd_buf->filters[i / 4].input[1] = cmd_buf->data[i + 2];
6162 		cmd_buf->filters[i / 4].input[2] = cmd_buf->data[i + 3];
6163 	}
6164 
6165 	return status;
6166 }
6167 
6168 
6169 /**
6170  * i40e_aq_alternate_write
6171  * @hw: pointer to the hardware structure
6172  * @reg_addr0: address of first dword to be read
6173  * @reg_val0: value to be written under 'reg_addr0'
6174  * @reg_addr1: address of second dword to be read
6175  * @reg_val1: value to be written under 'reg_addr1'
6176  *
6177  * Write one or two dwords to alternate structure. Fields are indicated
6178  * by 'reg_addr0' and 'reg_addr1' register numbers.
6179  *
6180  **/
i40e_aq_alternate_write(struct i40e_hw * hw,u32 reg_addr0,u32 reg_val0,u32 reg_addr1,u32 reg_val1)6181 enum i40e_status_code i40e_aq_alternate_write(struct i40e_hw *hw,
6182 				u32 reg_addr0, u32 reg_val0,
6183 				u32 reg_addr1, u32 reg_val1)
6184 {
6185 	struct i40e_aq_desc desc;
6186 	struct i40e_aqc_alternate_write *cmd_resp =
6187 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
6188 	enum i40e_status_code status;
6189 
6190 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_write);
6191 	cmd_resp->address0 = CPU_TO_LE32(reg_addr0);
6192 	cmd_resp->address1 = CPU_TO_LE32(reg_addr1);
6193 	cmd_resp->data0 = CPU_TO_LE32(reg_val0);
6194 	cmd_resp->data1 = CPU_TO_LE32(reg_val1);
6195 
6196 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6197 
6198 	return status;
6199 }
6200 
6201 /**
6202  * i40e_aq_alternate_write_indirect
6203  * @hw: pointer to the hardware structure
6204  * @addr: address of a first register to be modified
6205  * @dw_count: number of alternate structure fields to write
6206  * @buffer: pointer to the command buffer
6207  *
6208  * Write 'dw_count' dwords from 'buffer' to alternate structure
6209  * starting at 'addr'.
6210  *
6211  **/
i40e_aq_alternate_write_indirect(struct i40e_hw * hw,u32 addr,u32 dw_count,void * buffer)6212 enum i40e_status_code i40e_aq_alternate_write_indirect(struct i40e_hw *hw,
6213 				u32 addr, u32 dw_count, void *buffer)
6214 {
6215 	struct i40e_aq_desc desc;
6216 	struct i40e_aqc_alternate_ind_write *cmd_resp =
6217 		(struct i40e_aqc_alternate_ind_write *)&desc.params.raw;
6218 	enum i40e_status_code status;
6219 
6220 	if (buffer == NULL)
6221 		return I40E_ERR_PARAM;
6222 
6223 	/* Indirect command */
6224 	i40e_fill_default_direct_cmd_desc(&desc,
6225 					 i40e_aqc_opc_alternate_write_indirect);
6226 
6227 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_RD);
6228 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
6229 	if (dw_count > (I40E_AQ_LARGE_BUF/4))
6230 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
6231 
6232 	cmd_resp->address = CPU_TO_LE32(addr);
6233 	cmd_resp->length = CPU_TO_LE32(dw_count);
6234 
6235 	status = i40e_asq_send_command(hw, &desc, buffer,
6236 				       I40E_LO_DWORD(4*dw_count), NULL);
6237 
6238 	return status;
6239 }
6240 
6241 /**
6242  * i40e_aq_alternate_read
6243  * @hw: pointer to the hardware structure
6244  * @reg_addr0: address of first dword to be read
6245  * @reg_val0: pointer for data read from 'reg_addr0'
6246  * @reg_addr1: address of second dword to be read
6247  * @reg_val1: pointer for data read from 'reg_addr1'
6248  *
6249  * Read one or two dwords from alternate structure. Fields are indicated
6250  * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer
6251  * is not passed then only register at 'reg_addr0' is read.
6252  *
6253  **/
i40e_aq_alternate_read(struct i40e_hw * hw,u32 reg_addr0,u32 * reg_val0,u32 reg_addr1,u32 * reg_val1)6254 enum i40e_status_code i40e_aq_alternate_read(struct i40e_hw *hw,
6255 				u32 reg_addr0, u32 *reg_val0,
6256 				u32 reg_addr1, u32 *reg_val1)
6257 {
6258 	struct i40e_aq_desc desc;
6259 	struct i40e_aqc_alternate_write *cmd_resp =
6260 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
6261 	enum i40e_status_code status;
6262 
6263 	if (reg_val0 == NULL)
6264 		return I40E_ERR_PARAM;
6265 
6266 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read);
6267 	cmd_resp->address0 = CPU_TO_LE32(reg_addr0);
6268 	cmd_resp->address1 = CPU_TO_LE32(reg_addr1);
6269 
6270 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6271 
6272 	if (status == I40E_SUCCESS) {
6273 		*reg_val0 = LE32_TO_CPU(cmd_resp->data0);
6274 
6275 		if (reg_val1 != NULL)
6276 			*reg_val1 = LE32_TO_CPU(cmd_resp->data1);
6277 	}
6278 
6279 	return status;
6280 }
6281 
6282 /**
6283  * i40e_aq_alternate_read_indirect
6284  * @hw: pointer to the hardware structure
6285  * @addr: address of the alternate structure field
6286  * @dw_count: number of alternate structure fields to read
6287  * @buffer: pointer to the command buffer
6288  *
6289  * Read 'dw_count' dwords from alternate structure starting at 'addr' and
6290  * place them in 'buffer'. The buffer should be allocated by caller.
6291  *
6292  **/
i40e_aq_alternate_read_indirect(struct i40e_hw * hw,u32 addr,u32 dw_count,void * buffer)6293 enum i40e_status_code i40e_aq_alternate_read_indirect(struct i40e_hw *hw,
6294 				u32 addr, u32 dw_count, void *buffer)
6295 {
6296 	struct i40e_aq_desc desc;
6297 	struct i40e_aqc_alternate_ind_write *cmd_resp =
6298 		(struct i40e_aqc_alternate_ind_write *)&desc.params.raw;
6299 	enum i40e_status_code status;
6300 
6301 	if (buffer == NULL)
6302 		return I40E_ERR_PARAM;
6303 
6304 	/* Indirect command */
6305 	i40e_fill_default_direct_cmd_desc(&desc,
6306 		i40e_aqc_opc_alternate_read_indirect);
6307 
6308 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_RD);
6309 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
6310 	if (dw_count > (I40E_AQ_LARGE_BUF/4))
6311 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
6312 
6313 	cmd_resp->address = CPU_TO_LE32(addr);
6314 	cmd_resp->length = CPU_TO_LE32(dw_count);
6315 
6316 	status = i40e_asq_send_command(hw, &desc, buffer,
6317 				       I40E_LO_DWORD(4*dw_count), NULL);
6318 
6319 	return status;
6320 }
6321 
6322 /**
6323  *  i40e_aq_alternate_clear
6324  *  @hw: pointer to the HW structure.
6325  *
6326  *  Clear the alternate structures of the port from which the function
6327  *  is called.
6328  *
6329  **/
i40e_aq_alternate_clear(struct i40e_hw * hw)6330 enum i40e_status_code i40e_aq_alternate_clear(struct i40e_hw *hw)
6331 {
6332 	struct i40e_aq_desc desc;
6333 	enum i40e_status_code status;
6334 
6335 	i40e_fill_default_direct_cmd_desc(&desc,
6336 					  i40e_aqc_opc_alternate_clear_port);
6337 
6338 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6339 
6340 	return status;
6341 }
6342 
6343 /**
6344  *  i40e_aq_alternate_write_done
6345  *  @hw: pointer to the HW structure.
6346  *  @bios_mode: indicates whether the command is executed by UEFI or legacy BIOS
6347  *  @reset_needed: indicates the SW should trigger GLOBAL reset
6348  *
6349  *  Indicates to the FW that alternate structures have been changed.
6350  *
6351  **/
i40e_aq_alternate_write_done(struct i40e_hw * hw,u8 bios_mode,bool * reset_needed)6352 enum i40e_status_code i40e_aq_alternate_write_done(struct i40e_hw *hw,
6353 		u8 bios_mode, bool *reset_needed)
6354 {
6355 	struct i40e_aq_desc desc;
6356 	struct i40e_aqc_alternate_write_done *cmd =
6357 		(struct i40e_aqc_alternate_write_done *)&desc.params.raw;
6358 	enum i40e_status_code status;
6359 
6360 	if (reset_needed == NULL)
6361 		return I40E_ERR_PARAM;
6362 
6363 	i40e_fill_default_direct_cmd_desc(&desc,
6364 					  i40e_aqc_opc_alternate_write_done);
6365 
6366 	cmd->cmd_flags = CPU_TO_LE16(bios_mode);
6367 
6368 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6369 	if (!status && reset_needed)
6370 		*reset_needed = ((LE16_TO_CPU(cmd->cmd_flags) &
6371 				 I40E_AQ_ALTERNATE_RESET_NEEDED) != 0);
6372 
6373 	return status;
6374 }
6375 
6376 /**
6377  *  i40e_aq_set_oem_mode
6378  *  @hw: pointer to the HW structure.
6379  *  @oem_mode: the OEM mode to be used
6380  *
6381  *  Sets the device to a specific operating mode. Currently the only supported
6382  *  mode is no_clp, which causes FW to refrain from using Alternate RAM.
6383  *
6384  **/
i40e_aq_set_oem_mode(struct i40e_hw * hw,u8 oem_mode)6385 enum i40e_status_code i40e_aq_set_oem_mode(struct i40e_hw *hw,
6386 		u8 oem_mode)
6387 {
6388 	struct i40e_aq_desc desc;
6389 	struct i40e_aqc_alternate_write_done *cmd =
6390 		(struct i40e_aqc_alternate_write_done *)&desc.params.raw;
6391 	enum i40e_status_code status;
6392 
6393 	i40e_fill_default_direct_cmd_desc(&desc,
6394 					  i40e_aqc_opc_alternate_set_mode);
6395 
6396 	cmd->cmd_flags = CPU_TO_LE16(oem_mode);
6397 
6398 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6399 
6400 	return status;
6401 }
6402 
6403 /**
6404  * i40e_aq_resume_port_tx
6405  * @hw: pointer to the hardware structure
6406  * @cmd_details: pointer to command details structure or NULL
6407  *
6408  * Resume port's Tx traffic
6409  **/
i40e_aq_resume_port_tx(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)6410 enum i40e_status_code i40e_aq_resume_port_tx(struct i40e_hw *hw,
6411 				struct i40e_asq_cmd_details *cmd_details)
6412 {
6413 	struct i40e_aq_desc desc;
6414 	enum i40e_status_code status;
6415 
6416 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_resume_port_tx);
6417 
6418 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
6419 
6420 	return status;
6421 }
6422 
6423 /**
6424  * i40e_set_pci_config_data - store PCI bus info
6425  * @hw: pointer to hardware structure
6426  * @link_status: the link status word from PCI config space
6427  *
6428  * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
6429  **/
i40e_set_pci_config_data(struct i40e_hw * hw,u16 link_status)6430 void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
6431 {
6432 	hw->bus.type = i40e_bus_type_pci_express;
6433 
6434 	switch (link_status & I40E_PCI_LINK_WIDTH) {
6435 	case I40E_PCI_LINK_WIDTH_1:
6436 		hw->bus.width = i40e_bus_width_pcie_x1;
6437 		break;
6438 	case I40E_PCI_LINK_WIDTH_2:
6439 		hw->bus.width = i40e_bus_width_pcie_x2;
6440 		break;
6441 	case I40E_PCI_LINK_WIDTH_4:
6442 		hw->bus.width = i40e_bus_width_pcie_x4;
6443 		break;
6444 	case I40E_PCI_LINK_WIDTH_8:
6445 		hw->bus.width = i40e_bus_width_pcie_x8;
6446 		break;
6447 	default:
6448 		hw->bus.width = i40e_bus_width_unknown;
6449 		break;
6450 	}
6451 
6452 	switch (link_status & I40E_PCI_LINK_SPEED) {
6453 	case I40E_PCI_LINK_SPEED_2500:
6454 		hw->bus.speed = i40e_bus_speed_2500;
6455 		break;
6456 	case I40E_PCI_LINK_SPEED_5000:
6457 		hw->bus.speed = i40e_bus_speed_5000;
6458 		break;
6459 	case I40E_PCI_LINK_SPEED_8000:
6460 		hw->bus.speed = i40e_bus_speed_8000;
6461 		break;
6462 	default:
6463 		hw->bus.speed = i40e_bus_speed_unknown;
6464 		break;
6465 	}
6466 }
6467 
6468 /**
6469  * i40e_aq_debug_dump
6470  * @hw: pointer to the hardware structure
6471  * @cluster_id: specific cluster to dump
6472  * @table_id: table id within cluster
6473  * @start_index: index of line in the block to read
6474  * @buff_size: dump buffer size
6475  * @buff: dump buffer
6476  * @ret_buff_size: actual buffer size returned
6477  * @ret_next_table: next block to read
6478  * @ret_next_index: next index to read
6479  * @cmd_details: pointer to command details structure or NULL
6480  *
6481  * Dump internal FW/HW data for debug purposes.
6482  *
6483  **/
i40e_aq_debug_dump(struct i40e_hw * hw,u8 cluster_id,u8 table_id,u32 start_index,u16 buff_size,void * buff,u16 * ret_buff_size,u8 * ret_next_table,u32 * ret_next_index,struct i40e_asq_cmd_details * cmd_details)6484 enum i40e_status_code i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
6485 				u8 table_id, u32 start_index, u16 buff_size,
6486 				void *buff, u16 *ret_buff_size,
6487 				u8 *ret_next_table, u32 *ret_next_index,
6488 				struct i40e_asq_cmd_details *cmd_details)
6489 {
6490 	struct i40e_aq_desc desc;
6491 	struct i40e_aqc_debug_dump_internals *cmd =
6492 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
6493 	struct i40e_aqc_debug_dump_internals *resp =
6494 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
6495 	enum i40e_status_code status;
6496 
6497 	if (buff_size == 0 || !buff)
6498 		return I40E_ERR_PARAM;
6499 
6500 	i40e_fill_default_direct_cmd_desc(&desc,
6501 					  i40e_aqc_opc_debug_dump_internals);
6502 	/* Indirect Command */
6503 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
6504 	if (buff_size > I40E_AQ_LARGE_BUF)
6505 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
6506 
6507 	cmd->cluster_id = cluster_id;
6508 	cmd->table_id = table_id;
6509 	cmd->idx = CPU_TO_LE32(start_index);
6510 
6511 	desc.datalen = CPU_TO_LE16(buff_size);
6512 
6513 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
6514 	if (!status) {
6515 		if (ret_buff_size != NULL)
6516 			*ret_buff_size = LE16_TO_CPU(desc.datalen);
6517 		if (ret_next_table != NULL)
6518 			*ret_next_table = resp->table_id;
6519 		if (ret_next_index != NULL)
6520 			*ret_next_index = LE32_TO_CPU(resp->idx);
6521 	}
6522 
6523 	return status;
6524 }
6525 
6526 
6527 /**
6528  * i40e_enable_eee
6529  * @hw: pointer to the hardware structure
6530  * @enable: state of Energy Efficient Ethernet mode to be set
6531  *
6532  * Enables or disables Energy Efficient Ethernet (EEE) mode
6533  * accordingly to @enable parameter.
6534  **/
i40e_enable_eee(struct i40e_hw * hw,bool enable)6535 enum i40e_status_code i40e_enable_eee(struct i40e_hw *hw, bool enable)
6536 {
6537 	struct i40e_aq_get_phy_abilities_resp abilities;
6538 	struct i40e_aq_set_phy_config config;
6539 	enum i40e_status_code status;
6540 	__le16 eee_capability;
6541 
6542 	/* Get initial PHY capabilities */
6543 	status = i40e_aq_get_phy_capabilities(hw, false, true, &abilities,
6544 					      NULL);
6545 	if (status)
6546 		goto err;
6547 
6548 	/* Check whether NIC configuration is compatible with Energy Efficient
6549 	 * Ethernet (EEE) mode.
6550 	 */
6551 	if (abilities.eee_capability == 0) {
6552 		status = I40E_ERR_CONFIG;
6553 		goto err;
6554 	}
6555 
6556 	/* Cache initial EEE capability */
6557 	eee_capability = abilities.eee_capability;
6558 
6559 	/* Get current configuration */
6560 	status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
6561 					      NULL);
6562 	if (status)
6563 		goto err;
6564 
6565 	/* Cache current configuration */
6566 	config.phy_type = abilities.phy_type;
6567 	config.phy_type_ext = abilities.phy_type_ext;
6568 	config.link_speed = abilities.link_speed;
6569 	config.abilities = abilities.abilities |
6570 			   I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
6571 	config.eeer = abilities.eeer_val;
6572 	config.low_power_ctrl = abilities.d3_lpan;
6573 	config.fec_config = abilities.fec_cfg_curr_mod_ext_info &
6574 			    I40E_AQ_PHY_FEC_CONFIG_MASK;
6575 
6576 	/* Set desired EEE state */
6577 	if (enable) {
6578 		config.eee_capability = eee_capability;
6579 		config.eeer |= I40E_PRTPM_EEER_TX_LPI_EN_MASK;
6580 	} else {
6581 		config.eee_capability = 0;
6582 		config.eeer &= ~I40E_PRTPM_EEER_TX_LPI_EN_MASK;
6583 	}
6584 
6585 	/* Save modified config */
6586 	status = i40e_aq_set_phy_config(hw, &config, NULL);
6587 err:
6588 	return status;
6589 }
6590 
6591 /**
6592  * i40e_read_bw_from_alt_ram
6593  * @hw: pointer to the hardware structure
6594  * @max_bw: pointer for max_bw read
6595  * @min_bw: pointer for min_bw read
6596  * @min_valid: pointer for bool that is true if min_bw is a valid value
6597  * @max_valid: pointer for bool that is true if max_bw is a valid value
6598  *
6599  * Read bw from the alternate ram for the given pf
6600  **/
i40e_read_bw_from_alt_ram(struct i40e_hw * hw,u32 * max_bw,u32 * min_bw,bool * min_valid,bool * max_valid)6601 enum i40e_status_code i40e_read_bw_from_alt_ram(struct i40e_hw *hw,
6602 					u32 *max_bw, u32 *min_bw,
6603 					bool *min_valid, bool *max_valid)
6604 {
6605 	enum i40e_status_code status;
6606 	u32 max_bw_addr, min_bw_addr;
6607 
6608 	/* Calculate the address of the min/max bw registers */
6609 	max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
6610 		      I40E_ALT_STRUCT_MAX_BW_OFFSET +
6611 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
6612 	min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
6613 		      I40E_ALT_STRUCT_MIN_BW_OFFSET +
6614 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
6615 
6616 	/* Read the bandwidths from alt ram */
6617 	status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw,
6618 					min_bw_addr, min_bw);
6619 
6620 	if (*min_bw & I40E_ALT_BW_VALID_MASK)
6621 		*min_valid = true;
6622 	else
6623 		*min_valid = false;
6624 
6625 	if (*max_bw & I40E_ALT_BW_VALID_MASK)
6626 		*max_valid = true;
6627 	else
6628 		*max_valid = false;
6629 
6630 	return status;
6631 }
6632 
6633 /**
6634  * i40e_aq_configure_partition_bw
6635  * @hw: pointer to the hardware structure
6636  * @bw_data: Buffer holding valid pfs and bw limits
6637  * @cmd_details: pointer to command details
6638  *
6639  * Configure partitions guaranteed/max bw
6640  **/
i40e_aq_configure_partition_bw(struct i40e_hw * hw,struct i40e_aqc_configure_partition_bw_data * bw_data,struct i40e_asq_cmd_details * cmd_details)6641 enum i40e_status_code i40e_aq_configure_partition_bw(struct i40e_hw *hw,
6642 			struct i40e_aqc_configure_partition_bw_data *bw_data,
6643 			struct i40e_asq_cmd_details *cmd_details)
6644 {
6645 	enum i40e_status_code status;
6646 	struct i40e_aq_desc desc;
6647 	u16 bwd_size = sizeof(*bw_data);
6648 
6649 	i40e_fill_default_direct_cmd_desc(&desc,
6650 				i40e_aqc_opc_configure_partition_bw);
6651 
6652 	/* Indirect command */
6653 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
6654 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
6655 
6656 	desc.datalen = CPU_TO_LE16(bwd_size);
6657 
6658 	status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size, cmd_details);
6659 
6660 	return status;
6661 }
6662 
6663 /**
6664  * i40e_read_phy_register_clause22
6665  * @hw: pointer to the HW structure
6666  * @reg: register address in the page
6667  * @phy_addr: PHY address on MDIO interface
6668  * @value: PHY register value
6669  *
6670  * Reads specified PHY register value
6671  **/
i40e_read_phy_register_clause22(struct i40e_hw * hw,u16 reg,u8 phy_addr,u16 * value)6672 enum i40e_status_code i40e_read_phy_register_clause22(struct i40e_hw *hw,
6673 					u16 reg, u8 phy_addr, u16 *value)
6674 {
6675 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6676 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6677 	u32 command = 0;
6678 	u16 retry = 1000;
6679 
6680 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6681 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6682 		  (I40E_MDIO_CLAUSE22_OPCODE_READ_MASK) |
6683 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
6684 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
6685 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6686 	do {
6687 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6688 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6689 			status = I40E_SUCCESS;
6690 			break;
6691 		}
6692 		i40e_usec_delay(10);
6693 		retry--;
6694 	} while (retry);
6695 
6696 	if (status) {
6697 		i40e_debug(hw, I40E_DEBUG_PHY,
6698 			   "PHY: Can't write command to external PHY.\n");
6699 	} else {
6700 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
6701 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
6702 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
6703 	}
6704 
6705 	return status;
6706 }
6707 
6708 /**
6709  * i40e_write_phy_register_clause22
6710  * @hw: pointer to the HW structure
6711  * @reg: register address in the page
6712  * @phy_addr: PHY address on MDIO interface
6713  * @value: PHY register value
6714  *
6715  * Writes specified PHY register value
6716  **/
i40e_write_phy_register_clause22(struct i40e_hw * hw,u16 reg,u8 phy_addr,u16 value)6717 enum i40e_status_code i40e_write_phy_register_clause22(struct i40e_hw *hw,
6718 					u16 reg, u8 phy_addr, u16 value)
6719 {
6720 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6721 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6722 	u32 command  = 0;
6723 	u16 retry = 1000;
6724 
6725 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
6726 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
6727 
6728 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6729 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6730 		  (I40E_MDIO_CLAUSE22_OPCODE_WRITE_MASK) |
6731 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
6732 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
6733 
6734 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6735 	do {
6736 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6737 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6738 			status = I40E_SUCCESS;
6739 			break;
6740 		}
6741 		i40e_usec_delay(10);
6742 		retry--;
6743 	} while (retry);
6744 
6745 	return status;
6746 }
6747 
6748 /**
6749  * i40e_read_phy_register_clause45
6750  * @hw: pointer to the HW structure
6751  * @page: registers page number
6752  * @reg: register address in the page
6753  * @phy_addr: PHY address on MDIO interface
6754  * @value: PHY register value
6755  *
6756  * Reads specified PHY register value
6757  **/
i40e_read_phy_register_clause45(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 * value)6758 enum i40e_status_code i40e_read_phy_register_clause45(struct i40e_hw *hw,
6759 				u8 page, u16 reg, u8 phy_addr, u16 *value)
6760 {
6761 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6762 	u32 command  = 0;
6763 	u16 retry = 1000;
6764 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6765 
6766 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
6767 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6768 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6769 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
6770 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6771 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6772 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6773 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6774 	do {
6775 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6776 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6777 			status = I40E_SUCCESS;
6778 			break;
6779 		}
6780 		i40e_usec_delay(10);
6781 		retry--;
6782 	} while (retry);
6783 
6784 	if (status) {
6785 		i40e_debug(hw, I40E_DEBUG_PHY,
6786 			   "PHY: Can't write command to external PHY.\n");
6787 		goto phy_read_end;
6788 	}
6789 
6790 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6791 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6792 		  (I40E_MDIO_CLAUSE45_OPCODE_READ_MASK) |
6793 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6794 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6795 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6796 	status = I40E_ERR_TIMEOUT;
6797 	retry = 1000;
6798 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6799 	do {
6800 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6801 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6802 			status = I40E_SUCCESS;
6803 			break;
6804 		}
6805 		i40e_usec_delay(10);
6806 		retry--;
6807 	} while (retry);
6808 
6809 	if (!status) {
6810 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
6811 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
6812 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
6813 	} else {
6814 		i40e_debug(hw, I40E_DEBUG_PHY,
6815 			   "PHY: Can't read register value from external PHY.\n");
6816 	}
6817 
6818 phy_read_end:
6819 	return status;
6820 }
6821 
6822 /**
6823  * i40e_write_phy_register_clause45
6824  * @hw: pointer to the HW structure
6825  * @page: registers page number
6826  * @reg: register address in the page
6827  * @phy_addr: PHY address on MDIO interface
6828  * @value: PHY register value
6829  *
6830  * Writes value to specified PHY register
6831  **/
i40e_write_phy_register_clause45(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 value)6832 enum i40e_status_code i40e_write_phy_register_clause45(struct i40e_hw *hw,
6833 				u8 page, u16 reg, u8 phy_addr, u16 value)
6834 {
6835 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6836 	u32 command  = 0;
6837 	u16 retry = 1000;
6838 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6839 
6840 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
6841 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6842 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6843 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
6844 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6845 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6846 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6847 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6848 	do {
6849 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6850 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6851 			status = I40E_SUCCESS;
6852 			break;
6853 		}
6854 		i40e_usec_delay(10);
6855 		retry--;
6856 	} while (retry);
6857 	if (status) {
6858 		i40e_debug(hw, I40E_DEBUG_PHY,
6859 			   "PHY: Can't write command to external PHY.\n");
6860 		goto phy_write_end;
6861 	}
6862 
6863 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
6864 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
6865 
6866 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6867 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6868 		  (I40E_MDIO_CLAUSE45_OPCODE_WRITE_MASK) |
6869 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6870 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6871 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6872 	status = I40E_ERR_TIMEOUT;
6873 	retry = 1000;
6874 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6875 	do {
6876 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6877 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6878 			status = I40E_SUCCESS;
6879 			break;
6880 		}
6881 		i40e_usec_delay(10);
6882 		retry--;
6883 	} while (retry);
6884 
6885 phy_write_end:
6886 	return status;
6887 }
6888 
6889 /**
6890  * i40e_write_phy_register
6891  * @hw: pointer to the HW structure
6892  * @page: registers page number
6893  * @reg: register address in the page
6894  * @phy_addr: PHY address on MDIO interface
6895  * @value: PHY register value
6896  *
6897  * Writes value to specified PHY register
6898  **/
i40e_write_phy_register(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 value)6899 enum i40e_status_code i40e_write_phy_register(struct i40e_hw *hw,
6900 				u8 page, u16 reg, u8 phy_addr, u16 value)
6901 {
6902 	enum i40e_status_code status;
6903 
6904 	switch (hw->device_id) {
6905 	case I40E_DEV_ID_1G_BASE_T_X722:
6906 		status = i40e_write_phy_register_clause22(hw,
6907 			reg, phy_addr, value);
6908 		break;
6909 	case I40E_DEV_ID_10G_BASE_T:
6910 	case I40E_DEV_ID_10G_BASE_T4:
6911 	case I40E_DEV_ID_10G_BASE_T_BC:
6912 	case I40E_DEV_ID_5G_BASE_T_BC:
6913 	case I40E_DEV_ID_10G_BASE_T_X722:
6914 	case I40E_DEV_ID_25G_B:
6915 	case I40E_DEV_ID_25G_SFP28:
6916 		status = i40e_write_phy_register_clause45(hw,
6917 			page, reg, phy_addr, value);
6918 		break;
6919 	default:
6920 		status = I40E_ERR_UNKNOWN_PHY;
6921 		break;
6922 	}
6923 
6924 	return status;
6925 }
6926 
6927 /**
6928  * i40e_read_phy_register
6929  * @hw: pointer to the HW structure
6930  * @page: registers page number
6931  * @reg: register address in the page
6932  * @phy_addr: PHY address on MDIO interface
6933  * @value: PHY register value
6934  *
6935  * Reads specified PHY register value
6936  **/
i40e_read_phy_register(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 * value)6937 enum i40e_status_code i40e_read_phy_register(struct i40e_hw *hw,
6938 				u8 page, u16 reg, u8 phy_addr, u16 *value)
6939 {
6940 	enum i40e_status_code status;
6941 
6942 	switch (hw->device_id) {
6943 	case I40E_DEV_ID_1G_BASE_T_X722:
6944 		status = i40e_read_phy_register_clause22(hw, reg, phy_addr,
6945 							 value);
6946 		break;
6947 	case I40E_DEV_ID_10G_BASE_T:
6948 	case I40E_DEV_ID_10G_BASE_T4:
6949 	case I40E_DEV_ID_5G_BASE_T_BC:
6950 	case I40E_DEV_ID_10G_BASE_T_X722:
6951 	case I40E_DEV_ID_25G_B:
6952 	case I40E_DEV_ID_25G_SFP28:
6953 		status = i40e_read_phy_register_clause45(hw, page, reg,
6954 							 phy_addr, value);
6955 		break;
6956 	default:
6957 		status = I40E_ERR_UNKNOWN_PHY;
6958 		break;
6959 	}
6960 
6961 	return status;
6962 }
6963 
6964 /**
6965  * i40e_get_phy_address
6966  * @hw: pointer to the HW structure
6967  * @dev_num: PHY port num that address we want
6968  *
6969  * Gets PHY address for current port
6970  **/
i40e_get_phy_address(struct i40e_hw * hw,u8 dev_num)6971 u8 i40e_get_phy_address(struct i40e_hw *hw, u8 dev_num)
6972 {
6973 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6974 	u32 reg_val = rd32(hw, I40E_GLGEN_MDIO_I2C_SEL(port_num));
6975 
6976 	return (u8)(reg_val >> ((dev_num + 1) * 5)) & 0x1f;
6977 }
6978 
6979 /**
6980  * i40e_blink_phy_link_led
6981  * @hw: pointer to the HW structure
6982  * @time: time how long led will blinks in secs
6983  * @interval: gap between LED on and off in msecs
6984  *
6985  * Blinks PHY link LED
6986  **/
i40e_blink_phy_link_led(struct i40e_hw * hw,u32 time,u32 interval)6987 enum i40e_status_code i40e_blink_phy_link_led(struct i40e_hw *hw,
6988 					      u32 time, u32 interval)
6989 {
6990 	enum i40e_status_code status = I40E_SUCCESS;
6991 	u32 i;
6992 	u16 led_ctl = 0;
6993 	u16 gpio_led_port;
6994 	u16 led_reg;
6995 	u16 led_addr = I40E_PHY_LED_PROV_REG_1;
6996 	u8 phy_addr = 0;
6997 	u8 port_num;
6998 
6999 	i = rd32(hw, I40E_PFGEN_PORTNUM);
7000 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
7001 	phy_addr = i40e_get_phy_address(hw, port_num);
7002 
7003 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
7004 	     led_addr++) {
7005 		status = i40e_read_phy_register_clause45(hw,
7006 							 I40E_PHY_COM_REG_PAGE,
7007 							 led_addr, phy_addr,
7008 							 &led_reg);
7009 		if (status)
7010 			goto phy_blinking_end;
7011 		led_ctl = led_reg;
7012 		if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
7013 			led_reg = 0;
7014 			status = i40e_write_phy_register_clause45(hw,
7015 							 I40E_PHY_COM_REG_PAGE,
7016 							 led_addr, phy_addr,
7017 							 led_reg);
7018 			if (status)
7019 				goto phy_blinking_end;
7020 			break;
7021 		}
7022 	}
7023 
7024 	if (time > 0 && interval > 0) {
7025 		for (i = 0; i < time * 1000; i += interval) {
7026 			status = i40e_read_phy_register_clause45(hw,
7027 						I40E_PHY_COM_REG_PAGE,
7028 						led_addr, phy_addr, &led_reg);
7029 			if (status)
7030 				goto restore_config;
7031 			if (led_reg & I40E_PHY_LED_MANUAL_ON)
7032 				led_reg = 0;
7033 			else
7034 				led_reg = I40E_PHY_LED_MANUAL_ON;
7035 			status = i40e_write_phy_register_clause45(hw,
7036 						I40E_PHY_COM_REG_PAGE,
7037 						led_addr, phy_addr, led_reg);
7038 			if (status)
7039 				goto restore_config;
7040 			i40e_msec_delay(interval);
7041 		}
7042 	}
7043 
7044 restore_config:
7045 	status = i40e_write_phy_register_clause45(hw,
7046 						  I40E_PHY_COM_REG_PAGE,
7047 						  led_addr, phy_addr, led_ctl);
7048 
7049 phy_blinking_end:
7050 	return status;
7051 }
7052 
7053 /**
7054  * i40e_led_get_reg - read LED register
7055  * @hw: pointer to the HW structure
7056  * @led_addr: LED register address
7057  * @reg_val: read register value
7058  **/
i40e_led_get_reg(struct i40e_hw * hw,u16 led_addr,u32 * reg_val)7059 enum i40e_status_code i40e_led_get_reg(struct i40e_hw *hw, u16 led_addr,
7060 				       u32 *reg_val)
7061 {
7062 	enum i40e_status_code status;
7063 	u8 phy_addr = 0;
7064 
7065 	*reg_val = 0;
7066 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
7067 		status = i40e_aq_get_phy_register(hw,
7068 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
7069 						I40E_PHY_COM_REG_PAGE, true,
7070 						I40E_PHY_LED_PROV_REG_1,
7071 						reg_val, NULL);
7072 	} else {
7073 		phy_addr = i40e_get_phy_address(hw, hw->port);
7074 		status = i40e_read_phy_register_clause45(hw,
7075 							 I40E_PHY_COM_REG_PAGE,
7076 							 led_addr, phy_addr,
7077 							 (u16 *)reg_val);
7078 	}
7079 	return status;
7080 }
7081 
7082 /**
7083  * i40e_led_set_reg - write LED register
7084  * @hw: pointer to the HW structure
7085  * @led_addr: LED register address
7086  * @reg_val: register value to write
7087  **/
i40e_led_set_reg(struct i40e_hw * hw,u16 led_addr,u32 reg_val)7088 enum i40e_status_code i40e_led_set_reg(struct i40e_hw *hw, u16 led_addr,
7089 				       u32 reg_val)
7090 {
7091 	enum i40e_status_code status;
7092 	u8 phy_addr = 0;
7093 
7094 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
7095 		status = i40e_aq_set_phy_register(hw,
7096 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
7097 						I40E_PHY_COM_REG_PAGE, true,
7098 						I40E_PHY_LED_PROV_REG_1,
7099 						reg_val, NULL);
7100 	} else {
7101 		phy_addr = i40e_get_phy_address(hw, hw->port);
7102 		status = i40e_write_phy_register_clause45(hw,
7103 							  I40E_PHY_COM_REG_PAGE,
7104 							  led_addr, phy_addr,
7105 							  (u16)reg_val);
7106 	}
7107 
7108 	return status;
7109 }
7110 
7111 /**
7112  * i40e_led_get_phy - return current on/off mode
7113  * @hw: pointer to the hw struct
7114  * @led_addr: address of led register to use
7115  * @val: original value of register to use
7116  *
7117  **/
i40e_led_get_phy(struct i40e_hw * hw,u16 * led_addr,u16 * val)7118 enum i40e_status_code i40e_led_get_phy(struct i40e_hw *hw, u16 *led_addr,
7119 				       u16 *val)
7120 {
7121 	enum i40e_status_code status = I40E_SUCCESS;
7122 	u16 gpio_led_port;
7123 	u32 reg_val_aq;
7124 	u16 temp_addr;
7125 	u8 phy_addr = 0;
7126 	u16 reg_val;
7127 
7128 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
7129 		status = i40e_aq_get_phy_register(hw,
7130 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
7131 						I40E_PHY_COM_REG_PAGE, true,
7132 						I40E_PHY_LED_PROV_REG_1,
7133 						&reg_val_aq, NULL);
7134 		if (status == I40E_SUCCESS)
7135 			*val = (u16)reg_val_aq;
7136 		return status;
7137 	}
7138 	temp_addr = I40E_PHY_LED_PROV_REG_1;
7139 	phy_addr = i40e_get_phy_address(hw, hw->port);
7140 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
7141 	     temp_addr++) {
7142 		status = i40e_read_phy_register_clause45(hw,
7143 							 I40E_PHY_COM_REG_PAGE,
7144 							 temp_addr, phy_addr,
7145 							 &reg_val);
7146 		if (status)
7147 			return status;
7148 		*val = reg_val;
7149 		if (reg_val & I40E_PHY_LED_LINK_MODE_MASK) {
7150 			*led_addr = temp_addr;
7151 			break;
7152 		}
7153 	}
7154 	return status;
7155 }
7156 
7157 /**
7158  * i40e_led_set_phy
7159  * @hw: pointer to the HW structure
7160  * @on: true or false
7161  * @led_addr: address of led register to use
7162  * @mode: original val plus bit for set or ignore
7163  *
7164  * Set led's on or off when controlled by the PHY
7165  *
7166  **/
i40e_led_set_phy(struct i40e_hw * hw,bool on,u16 led_addr,u32 mode)7167 enum i40e_status_code i40e_led_set_phy(struct i40e_hw *hw, bool on,
7168 				       u16 led_addr, u32 mode)
7169 {
7170 	enum i40e_status_code status = I40E_SUCCESS;
7171 	u32 led_ctl = 0;
7172 	u32 led_reg = 0;
7173 
7174 	status = i40e_led_get_reg(hw, led_addr, &led_reg);
7175 	if (status)
7176 		return status;
7177 	led_ctl = led_reg;
7178 	if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
7179 		led_reg = 0;
7180 		status = i40e_led_set_reg(hw, led_addr, led_reg);
7181 		if (status)
7182 			return status;
7183 	}
7184 	status = i40e_led_get_reg(hw, led_addr, &led_reg);
7185 	if (status)
7186 		goto restore_config;
7187 	if (on)
7188 		led_reg = I40E_PHY_LED_MANUAL_ON;
7189 	else
7190 		led_reg = 0;
7191 	status = i40e_led_set_reg(hw, led_addr, led_reg);
7192 	if (status)
7193 		goto restore_config;
7194 	if (mode & I40E_PHY_LED_MODE_ORIG) {
7195 		led_ctl = (mode & I40E_PHY_LED_MODE_MASK);
7196 		status = i40e_led_set_reg(hw, led_addr, led_ctl);
7197 	}
7198 	return status;
7199 
7200 restore_config:
7201 	status = i40e_led_set_reg(hw, led_addr, led_ctl);
7202 	return status;
7203 }
7204 #endif /* PF_DRIVER */
7205 /**
7206  * i40e_get_phy_lpi_status - read LPI status from PHY or MAC register
7207  * @hw: pointer to the hw struct
7208  * @stat: pointer to structure with status of rx and tx lpi
7209  *
7210  * Read LPI state directly from external PHY register or from MAC
7211  * register, depending on device ID and current link speed.
7212  */
i40e_get_phy_lpi_status(struct i40e_hw * hw,struct i40e_hw_port_stats * stat)7213 enum i40e_status_code i40e_get_phy_lpi_status(struct i40e_hw *hw,
7214 					      struct i40e_hw_port_stats *stat)
7215 {
7216 	enum i40e_status_code ret = I40E_SUCCESS;
7217 	bool eee_mrvl_phy;
7218 	bool eee_bcm_phy;
7219 	u32 val;
7220 
7221 	stat->rx_lpi_status = 0;
7222 	stat->tx_lpi_status = 0;
7223 
7224 	eee_bcm_phy =
7225 		(hw->device_id == I40E_DEV_ID_10G_BASE_T_BC ||
7226 		 hw->device_id == I40E_DEV_ID_5G_BASE_T_BC) &&
7227 		(hw->phy.link_info.link_speed == I40E_LINK_SPEED_2_5GB ||
7228 		 hw->phy.link_info.link_speed == I40E_LINK_SPEED_5GB);
7229 	eee_mrvl_phy =
7230 		hw->device_id == I40E_DEV_ID_1G_BASE_T_X722;
7231 
7232 	if (eee_bcm_phy || eee_mrvl_phy) {
7233 		/* read Clause 45 PCS Status 1 register */
7234 		ret = i40e_aq_get_phy_register(hw,
7235 					       I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
7236 					       I40E_BCM_PHY_PCS_STATUS1_PAGE,
7237 					       true,
7238 					       I40E_BCM_PHY_PCS_STATUS1_REG,
7239 					       &val, NULL);
7240 
7241 		if (ret != I40E_SUCCESS)
7242 			return ret;
7243 
7244 		stat->rx_lpi_status = !!(val & I40E_BCM_PHY_PCS_STATUS1_RX_LPI);
7245 		stat->tx_lpi_status = !!(val & I40E_BCM_PHY_PCS_STATUS1_TX_LPI);
7246 
7247 		return ret;
7248 	}
7249 
7250 	val = rd32(hw, I40E_PRTPM_EEE_STAT);
7251 	stat->rx_lpi_status = (val & I40E_PRTPM_EEE_STAT_RX_LPI_STATUS_MASK) >>
7252 			       I40E_PRTPM_EEE_STAT_RX_LPI_STATUS_SHIFT;
7253 	stat->tx_lpi_status = (val & I40E_PRTPM_EEE_STAT_TX_LPI_STATUS_MASK) >>
7254 			       I40E_PRTPM_EEE_STAT_TX_LPI_STATUS_SHIFT;
7255 
7256 	return ret;
7257 }
7258 
7259 /**
7260  * i40e_get_lpi_counters - read LPI counters from EEE statistics
7261  * @hw: pointer to the hw struct
7262  * @tx_counter: pointer to memory for TX LPI counter
7263  * @rx_counter: pointer to memory for RX LPI counter
7264  * @is_clear:   returns true if counters are clear after read
7265  *
7266  * Read Low Power Idle (LPI) mode counters from Energy Efficient
7267  * Ethernet (EEE) statistics.
7268  **/
i40e_get_lpi_counters(struct i40e_hw * hw,u32 * tx_counter,u32 * rx_counter,bool * is_clear)7269 enum i40e_status_code i40e_get_lpi_counters(struct i40e_hw *hw,
7270 					    u32 *tx_counter, u32 *rx_counter,
7271 					    bool *is_clear)
7272 {
7273 	/* only X710-T*L requires special handling of counters
7274 	 * for other devices we just read the MAC registers
7275 	 */
7276 	if ((hw->device_id == I40E_DEV_ID_10G_BASE_T_BC ||
7277 	     hw->device_id == I40E_DEV_ID_5G_BASE_T_BC) &&
7278 	    hw->phy.link_info.link_speed != I40E_LINK_SPEED_1GB) {
7279 		enum i40e_status_code retval;
7280 		u32 cmd_status = 0;
7281 
7282 		*is_clear = false;
7283 		retval = i40e_aq_run_phy_activity(hw,
7284 				I40E_AQ_RUN_PHY_ACT_ID_USR_DFND,
7285 				I40E_AQ_RUN_PHY_ACT_DNL_OPCODE_GET_EEE_STAT,
7286 				&cmd_status, tx_counter, rx_counter, NULL);
7287 
7288 		if (!retval && cmd_status != I40E_AQ_RUN_PHY_ACT_CMD_STAT_SUCC)
7289 			retval = I40E_ERR_ADMIN_QUEUE_ERROR;
7290 
7291 		return retval;
7292 	}
7293 
7294 	*is_clear = true;
7295 	*tx_counter = rd32(hw, I40E_PRTPM_TLPIC);
7296 	*rx_counter = rd32(hw, I40E_PRTPM_RLPIC);
7297 
7298 	return I40E_SUCCESS;
7299 }
7300 
7301 /**
7302  * i40e_get_lpi_duration - read LPI time duration from EEE statistics
7303  * @hw: pointer to the hw struct
7304  * @stat: pointer to structure with status of rx and tx lpi
7305  * @tx_duration: pointer to memory for TX LPI time duration
7306  * @rx_duration: pointer to memory for RX LPI time duration
7307  *
7308  * Read Low Power Idle (LPI) mode time duration from Energy Efficient
7309  * Ethernet (EEE) statistics.
7310  */
i40e_get_lpi_duration(struct i40e_hw * hw,struct i40e_hw_port_stats * stat,u64 * tx_duration,u64 * rx_duration)7311 enum i40e_status_code i40e_get_lpi_duration(struct i40e_hw *hw,
7312 					    struct i40e_hw_port_stats *stat,
7313 					    u64 *tx_duration, u64 *rx_duration)
7314 {
7315 	u32 tx_time_dur, rx_time_dur;
7316 	enum i40e_status_code retval;
7317 	u32 cmd_status;
7318 
7319 	if (hw->device_id != I40E_DEV_ID_10G_BASE_T_BC &&
7320 	    hw->device_id != I40E_DEV_ID_5G_BASE_T_BC)
7321 		return I40E_ERR_NOT_IMPLEMENTED;
7322 
7323 	retval = i40e_aq_run_phy_activity
7324 		(hw, I40E_AQ_RUN_PHY_ACT_ID_USR_DFND,
7325 		I40E_AQ_RUN_PHY_ACT_DNL_OPCODE_GET_EEE_DUR,
7326 		&cmd_status, &tx_time_dur, &rx_time_dur, NULL);
7327 
7328 	if (retval)
7329 		return retval;
7330 	if ((cmd_status & I40E_AQ_RUN_PHY_ACT_CMD_STAT_MASK) !=
7331 	    I40E_AQ_RUN_PHY_ACT_CMD_STAT_SUCC)
7332 		return I40E_ERR_ADMIN_QUEUE_ERROR;
7333 
7334 	if (hw->phy.link_info.link_speed == I40E_LINK_SPEED_1GB &&
7335 	    !tx_time_dur && !rx_time_dur &&
7336 	    stat->tx_lpi_status && stat->rx_lpi_status) {
7337 		retval = i40e_aq_run_phy_activity
7338 			(hw, I40E_AQ_RUN_PHY_ACT_ID_USR_DFND,
7339 			I40E_AQ_RUN_PHY_ACT_DNL_OPCODE_GET_EEE_STAT_DUR,
7340 			&cmd_status,
7341 			&tx_time_dur, &rx_time_dur, NULL);
7342 
7343 		if (retval)
7344 			return retval;
7345 		if ((cmd_status & I40E_AQ_RUN_PHY_ACT_CMD_STAT_MASK) !=
7346 		    I40E_AQ_RUN_PHY_ACT_CMD_STAT_SUCC)
7347 			return I40E_ERR_ADMIN_QUEUE_ERROR;
7348 		tx_time_dur = 0;
7349 		rx_time_dur = 0;
7350 	}
7351 
7352 	*tx_duration = tx_time_dur;
7353 	*rx_duration = rx_time_dur;
7354 
7355 	return retval;
7356 }
7357 
7358 /**
7359  * i40e_lpi_stat_update - update LPI counters with values relative to offset
7360  * @hw: pointer to the hw struct
7361  * @offset_loaded: flag indicating need of writing current value to offset
7362  * @tx_offset: pointer to offset of TX LPI counter
7363  * @tx_stat: pointer to value of TX LPI counter
7364  * @rx_offset: pointer to offset of RX LPI counter
7365  * @rx_stat: pointer to value of RX LPI counter
7366  *
7367  * Update Low Power Idle (LPI) mode counters while having regard to passed
7368  * offsets.
7369  **/
i40e_lpi_stat_update(struct i40e_hw * hw,bool offset_loaded,u64 * tx_offset,u64 * tx_stat,u64 * rx_offset,u64 * rx_stat)7370 enum i40e_status_code i40e_lpi_stat_update(struct i40e_hw *hw,
7371 					   bool offset_loaded, u64 *tx_offset,
7372 					   u64 *tx_stat, u64 *rx_offset,
7373 					   u64 *rx_stat)
7374 {
7375 	enum i40e_status_code retval;
7376 	u32 tx_counter, rx_counter;
7377 	bool is_clear;
7378 
7379 	retval = i40e_get_lpi_counters(hw, &tx_counter, &rx_counter, &is_clear);
7380 	if (retval)
7381 		goto err;
7382 
7383 	if (is_clear) {
7384 		*tx_stat += tx_counter;
7385 		*rx_stat += rx_counter;
7386 	} else {
7387 		if (!offset_loaded) {
7388 			*tx_offset = tx_counter;
7389 			*rx_offset = rx_counter;
7390 		}
7391 
7392 		*tx_stat = (tx_counter >= *tx_offset) ?
7393 			(u32)(tx_counter - *tx_offset) :
7394 			(u32)((tx_counter + BIT_ULL(32)) - *tx_offset);
7395 		*rx_stat = (rx_counter >= *rx_offset) ?
7396 			(u32)(rx_counter - *rx_offset) :
7397 			(u32)((rx_counter + BIT_ULL(32)) - *rx_offset);
7398 	}
7399 err:
7400 	return retval;
7401 }
7402 
7403 /**
7404  * i40e_aq_rx_ctl_read_register - use FW to read from an Rx control register
7405  * @hw: pointer to the hw struct
7406  * @reg_addr: register address
7407  * @reg_val: ptr to register value
7408  * @cmd_details: pointer to command details structure or NULL
7409  *
7410  * Use the firmware to read the Rx control register,
7411  * especially useful if the Rx unit is under heavy pressure
7412  **/
i40e_aq_rx_ctl_read_register(struct i40e_hw * hw,u32 reg_addr,u32 * reg_val,struct i40e_asq_cmd_details * cmd_details)7413 enum i40e_status_code i40e_aq_rx_ctl_read_register(struct i40e_hw *hw,
7414 				u32 reg_addr, u32 *reg_val,
7415 				struct i40e_asq_cmd_details *cmd_details)
7416 {
7417 	struct i40e_aq_desc desc;
7418 	struct i40e_aqc_rx_ctl_reg_read_write *cmd_resp =
7419 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
7420 	enum i40e_status_code status;
7421 
7422 	if (reg_val == NULL)
7423 		return I40E_ERR_PARAM;
7424 
7425 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_read);
7426 
7427 	cmd_resp->address = CPU_TO_LE32(reg_addr);
7428 
7429 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7430 
7431 	if (status == I40E_SUCCESS)
7432 		*reg_val = LE32_TO_CPU(cmd_resp->value);
7433 
7434 	return status;
7435 }
7436 
7437 /**
7438  * i40e_read_rx_ctl - read from an Rx control register
7439  * @hw: pointer to the hw struct
7440  * @reg_addr: register address
7441  **/
i40e_read_rx_ctl(struct i40e_hw * hw,u32 reg_addr)7442 u32 i40e_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr)
7443 {
7444 	enum i40e_status_code status = I40E_SUCCESS;
7445 	bool use_register;
7446 	int retry = 5;
7447 	u32 val = 0;
7448 
7449 	use_register = (((hw->aq.api_maj_ver == 1) &&
7450 			(hw->aq.api_min_ver < 5)) ||
7451 			(hw->mac.type == I40E_MAC_X722));
7452 	if (!use_register) {
7453 do_retry:
7454 		status = i40e_aq_rx_ctl_read_register(hw, reg_addr, &val, NULL);
7455 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
7456 			i40e_msec_delay(1);
7457 			retry--;
7458 			goto do_retry;
7459 		}
7460 	}
7461 
7462 	/* if the AQ access failed, try the old-fashioned way */
7463 	if (status || use_register)
7464 		val = rd32(hw, reg_addr);
7465 
7466 	return val;
7467 }
7468 
7469 /**
7470  * i40e_aq_rx_ctl_write_register
7471  * @hw: pointer to the hw struct
7472  * @reg_addr: register address
7473  * @reg_val: register value
7474  * @cmd_details: pointer to command details structure or NULL
7475  *
7476  * Use the firmware to write to an Rx control register,
7477  * especially useful if the Rx unit is under heavy pressure
7478  **/
i40e_aq_rx_ctl_write_register(struct i40e_hw * hw,u32 reg_addr,u32 reg_val,struct i40e_asq_cmd_details * cmd_details)7479 enum i40e_status_code i40e_aq_rx_ctl_write_register(struct i40e_hw *hw,
7480 				u32 reg_addr, u32 reg_val,
7481 				struct i40e_asq_cmd_details *cmd_details)
7482 {
7483 	struct i40e_aq_desc desc;
7484 	struct i40e_aqc_rx_ctl_reg_read_write *cmd =
7485 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
7486 	enum i40e_status_code status;
7487 
7488 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_write);
7489 
7490 	cmd->address = CPU_TO_LE32(reg_addr);
7491 	cmd->value = CPU_TO_LE32(reg_val);
7492 
7493 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7494 
7495 	return status;
7496 }
7497 
7498 /**
7499  * i40e_write_rx_ctl - write to an Rx control register
7500  * @hw: pointer to the hw struct
7501  * @reg_addr: register address
7502  * @reg_val: register value
7503  **/
i40e_write_rx_ctl(struct i40e_hw * hw,u32 reg_addr,u32 reg_val)7504 void i40e_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val)
7505 {
7506 	enum i40e_status_code status = I40E_SUCCESS;
7507 	bool use_register;
7508 	int retry = 5;
7509 
7510 	use_register = (((hw->aq.api_maj_ver == 1) &&
7511 			(hw->aq.api_min_ver < 5)) ||
7512 			(hw->mac.type == I40E_MAC_X722));
7513 	if (!use_register) {
7514 do_retry:
7515 		status = i40e_aq_rx_ctl_write_register(hw, reg_addr,
7516 						       reg_val, NULL);
7517 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
7518 			i40e_msec_delay(1);
7519 			retry--;
7520 			goto do_retry;
7521 		}
7522 	}
7523 
7524 	/* if the AQ access failed, try the old-fashioned way */
7525 	if (status || use_register)
7526 		wr32(hw, reg_addr, reg_val);
7527 }
7528 
7529 /**
7530  * i40e_mdio_if_number_selection - MDIO I/F number selection
7531  * @hw: pointer to the hw struct
7532  * @set_mdio: use MDIO I/F number specified by mdio_num
7533  * @mdio_num: MDIO I/F number
7534  * @cmd: pointer to PHY Register command structure
7535  **/
7536 static void
i40e_mdio_if_number_selection(struct i40e_hw * hw,bool set_mdio,u8 mdio_num,struct i40e_aqc_phy_register_access * cmd)7537 i40e_mdio_if_number_selection(struct i40e_hw *hw, bool set_mdio, u8 mdio_num,
7538 			      struct i40e_aqc_phy_register_access *cmd)
7539 {
7540 	if (set_mdio && cmd->phy_interface == I40E_AQ_PHY_REG_ACCESS_EXTERNAL) {
7541 		if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_EXTENDED)
7542 			cmd->cmd_flags |=
7543 				I40E_AQ_PHY_REG_ACCESS_SET_MDIO_IF_NUMBER |
7544 				((mdio_num <<
7545 				I40E_AQ_PHY_REG_ACCESS_MDIO_IF_NUMBER_SHIFT) &
7546 				I40E_AQ_PHY_REG_ACCESS_MDIO_IF_NUMBER_MASK);
7547 		else
7548 			i40e_debug(hw, I40E_DEBUG_PHY,
7549 				   "MDIO I/F number selection not supported by current FW version.\n");
7550 	}
7551 }
7552 
7553 /**
7554  * i40e_aq_set_phy_register_ext
7555  * @hw: pointer to the hw struct
7556  * @phy_select: select which phy should be accessed
7557  * @dev_addr: PHY device address
7558  * @page_change: enable auto page change
7559  * @set_mdio: use MDIO I/F number specified by mdio_num
7560  * @mdio_num: MDIO I/F number
7561  * @reg_addr: PHY register address
7562  * @reg_val: new register value
7563  * @cmd_details: pointer to command details structure or NULL
7564  *
7565  * Write the external PHY register.
7566  * NOTE: In common cases MDIO I/F number should not be changed, thats why you
7567  * may use simple wrapper i40e_aq_set_phy_register.
7568  **/
7569 enum i40e_status_code
i40e_aq_set_phy_register_ext(struct i40e_hw * hw,u8 phy_select,u8 dev_addr,bool page_change,bool set_mdio,u8 mdio_num,u32 reg_addr,u32 reg_val,struct i40e_asq_cmd_details * cmd_details)7570 i40e_aq_set_phy_register_ext(struct i40e_hw *hw,
7571 			     u8 phy_select, u8 dev_addr, bool page_change,
7572 			     bool set_mdio, u8 mdio_num,
7573 			     u32 reg_addr, u32 reg_val,
7574 			     struct i40e_asq_cmd_details *cmd_details)
7575 {
7576 	struct i40e_aq_desc desc;
7577 	struct i40e_aqc_phy_register_access *cmd =
7578 		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
7579 	enum i40e_status_code status;
7580 
7581 	i40e_fill_default_direct_cmd_desc(&desc,
7582 					  i40e_aqc_opc_set_phy_register);
7583 
7584 	cmd->phy_interface = phy_select;
7585 	cmd->dev_addres = dev_addr;
7586 	cmd->reg_address = CPU_TO_LE32(reg_addr);
7587 	cmd->reg_value = CPU_TO_LE32(reg_val);
7588 
7589 	if (!page_change)
7590 		cmd->cmd_flags = I40E_AQ_PHY_REG_ACCESS_DONT_CHANGE_QSFP_PAGE;
7591 
7592 	i40e_mdio_if_number_selection(hw, set_mdio, mdio_num, cmd);
7593 
7594 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7595 
7596 	return status;
7597 }
7598 
7599 /**
7600  * i40e_aq_get_phy_register_ext
7601  * @hw: pointer to the hw struct
7602  * @phy_select: select which phy should be accessed
7603  * @dev_addr: PHY device address
7604  * @page_change: enable auto page change
7605  * @set_mdio: use MDIO I/F number specified by mdio_num
7606  * @mdio_num: MDIO I/F number
7607  * @reg_addr: PHY register address
7608  * @reg_val: read register value
7609  * @cmd_details: pointer to command details structure or NULL
7610  *
7611  * Read the external PHY register.
7612  * NOTE: In common cases MDIO I/F number should not be changed, thats why you
7613  * may use simple wrapper i40e_aq_get_phy_register.
7614  **/
7615 enum i40e_status_code
i40e_aq_get_phy_register_ext(struct i40e_hw * hw,u8 phy_select,u8 dev_addr,bool page_change,bool set_mdio,u8 mdio_num,u32 reg_addr,u32 * reg_val,struct i40e_asq_cmd_details * cmd_details)7616 i40e_aq_get_phy_register_ext(struct i40e_hw *hw,
7617 			     u8 phy_select, u8 dev_addr, bool page_change,
7618 			     bool set_mdio, u8 mdio_num,
7619 			     u32 reg_addr, u32 *reg_val,
7620 			     struct i40e_asq_cmd_details *cmd_details)
7621 {
7622 	struct i40e_aq_desc desc;
7623 	struct i40e_aqc_phy_register_access *cmd =
7624 		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
7625 	enum i40e_status_code status;
7626 
7627 	i40e_fill_default_direct_cmd_desc(&desc,
7628 					  i40e_aqc_opc_get_phy_register);
7629 
7630 	cmd->phy_interface = phy_select;
7631 	cmd->dev_addres = dev_addr;
7632 	cmd->reg_address = CPU_TO_LE32(reg_addr);
7633 
7634 	if (!page_change)
7635 		cmd->cmd_flags = I40E_AQ_PHY_REG_ACCESS_DONT_CHANGE_QSFP_PAGE;
7636 
7637 	i40e_mdio_if_number_selection(hw, set_mdio, mdio_num, cmd);
7638 
7639 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7640 	if (!status)
7641 		*reg_val = LE32_TO_CPU(cmd->reg_value);
7642 
7643 	return status;
7644 }
7645 
7646 /**
7647  * i40e_aq_run_phy_activity
7648  * @hw: pointer to the hw struct
7649  * @activity_id: ID of DNL activity to run
7650  * @dnl_opcode: opcode passed to DNL script
7651  * @cmd_status: pointer to memory to write return value of DNL script
7652  * @data0: pointer to memory for first 4 bytes of data returned by DNL script
7653  * @data1: pointer to memory for last 4 bytes of data returned by DNL script
7654  * @cmd_details: pointer to command details structure or NULL
7655  *
7656  * Run DNL admin command.
7657  **/
7658 enum i40e_status_code
i40e_aq_run_phy_activity(struct i40e_hw * hw,u16 activity_id,u32 dnl_opcode,u32 * cmd_status,u32 * data0,u32 * data1,struct i40e_asq_cmd_details * cmd_details)7659 i40e_aq_run_phy_activity(struct i40e_hw *hw, u16 activity_id, u32 dnl_opcode,
7660 			 u32 *cmd_status, u32 *data0, u32 *data1,
7661 			 struct i40e_asq_cmd_details *cmd_details)
7662 {
7663 	struct i40e_aqc_run_phy_activity *cmd;
7664 	enum i40e_status_code retval;
7665 	struct i40e_aq_desc desc;
7666 
7667 	cmd = (struct i40e_aqc_run_phy_activity *)&desc.params.raw;
7668 
7669 	if (!cmd_status || !data0 || !data1) {
7670 		retval = I40E_ERR_PARAM;
7671 		goto err;
7672 	}
7673 
7674 	i40e_fill_default_direct_cmd_desc(&desc,
7675 					  i40e_aqc_opc_run_phy_activity);
7676 
7677 	cmd->activity_id = CPU_TO_LE16(activity_id);
7678 	cmd->params.cmd.dnl_opcode = CPU_TO_LE32(dnl_opcode);
7679 
7680 	retval = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7681 	if (retval)
7682 		goto err;
7683 
7684 	*cmd_status = LE32_TO_CPU(cmd->params.resp.cmd_status);
7685 	*data0 = LE32_TO_CPU(cmd->params.resp.data0);
7686 	*data1 = LE32_TO_CPU(cmd->params.resp.data1);
7687 err:
7688 	return retval;
7689 }
7690 
7691 #ifdef VF_DRIVER
7692 
7693 /**
7694  * i40e_aq_send_msg_to_pf
7695  * @hw: pointer to the hardware structure
7696  * @v_opcode: opcodes for VF-PF communication
7697  * @v_retval: return error code
7698  * @msg: pointer to the msg buffer
7699  * @msglen: msg length
7700  * @cmd_details: pointer to command details
7701  *
7702  * Send message to PF driver using admin queue. By default, this message
7703  * is sent asynchronously, i.e. i40e_asq_send_command() does not wait for
7704  * completion before returning.
7705  **/
i40e_aq_send_msg_to_pf(struct i40e_hw * hw,enum virtchnl_ops v_opcode,enum i40e_status_code v_retval,u8 * msg,u16 msglen,struct i40e_asq_cmd_details * cmd_details)7706 enum i40e_status_code i40e_aq_send_msg_to_pf(struct i40e_hw *hw,
7707 				enum virtchnl_ops v_opcode,
7708 				enum i40e_status_code v_retval,
7709 				u8 *msg, u16 msglen,
7710 				struct i40e_asq_cmd_details *cmd_details)
7711 {
7712 	struct i40e_aq_desc desc;
7713 	struct i40e_asq_cmd_details details;
7714 	enum i40e_status_code status;
7715 
7716 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_pf);
7717 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_SI);
7718 	desc.cookie_high = CPU_TO_LE32(v_opcode);
7719 	desc.cookie_low = CPU_TO_LE32(v_retval);
7720 	if (msglen) {
7721 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF
7722 						| I40E_AQ_FLAG_RD));
7723 		if (msglen > I40E_AQ_LARGE_BUF)
7724 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
7725 		desc.datalen = CPU_TO_LE16(msglen);
7726 	}
7727 	if (!cmd_details) {
7728 		i40e_memset(&details, 0, sizeof(details), I40E_NONDMA_MEM);
7729 		details.async = true;
7730 		cmd_details = &details;
7731 	}
7732 	status = i40e_asq_send_command(hw, (struct i40e_aq_desc *)&desc, msg,
7733 				       msglen, cmd_details);
7734 	return status;
7735 }
7736 
7737 /**
7738  * i40e_vf_parse_hw_config
7739  * @hw: pointer to the hardware structure
7740  * @msg: pointer to the virtual channel VF resource structure
7741  *
7742  * Given a VF resource message from the PF, populate the hw struct
7743  * with appropriate information.
7744  **/
i40e_vf_parse_hw_config(struct i40e_hw * hw,struct virtchnl_vf_resource * msg)7745 void i40e_vf_parse_hw_config(struct i40e_hw *hw,
7746 			     struct virtchnl_vf_resource *msg)
7747 {
7748 	struct virtchnl_vsi_resource *vsi_res;
7749 	int i;
7750 
7751 	vsi_res = &msg->vsi_res[0];
7752 
7753 	hw->dev_caps.num_vsis = msg->num_vsis;
7754 	hw->dev_caps.num_rx_qp = msg->num_queue_pairs;
7755 	hw->dev_caps.num_tx_qp = msg->num_queue_pairs;
7756 	hw->dev_caps.num_msix_vectors_vf = msg->max_vectors;
7757 	hw->dev_caps.dcb = msg->vf_cap_flags &
7758 			   VIRTCHNL_VF_OFFLOAD_L2;
7759 	hw->dev_caps.iwarp = (msg->vf_cap_flags &
7760 			      VIRTCHNL_VF_OFFLOAD_IWARP) ? 1 : 0;
7761 	for (i = 0; i < msg->num_vsis; i++) {
7762 		if (vsi_res->vsi_type == VIRTCHNL_VSI_SRIOV) {
7763 			i40e_memcpy(hw->mac.perm_addr,
7764 				    vsi_res->default_mac_addr,
7765 				    ETH_ALEN,
7766 				    I40E_NONDMA_TO_NONDMA);
7767 			i40e_memcpy(hw->mac.addr, vsi_res->default_mac_addr,
7768 				    ETH_ALEN,
7769 				    I40E_NONDMA_TO_NONDMA);
7770 		}
7771 		vsi_res++;
7772 	}
7773 }
7774 
7775 /**
7776  * i40e_vf_reset
7777  * @hw: pointer to the hardware structure
7778  *
7779  * Send a VF_RESET message to the PF. Does not wait for response from PF
7780  * as none will be forthcoming. Immediately after calling this function,
7781  * the admin queue should be shut down and (optionally) reinitialized.
7782  **/
i40e_vf_reset(struct i40e_hw * hw)7783 enum i40e_status_code i40e_vf_reset(struct i40e_hw *hw)
7784 {
7785 	return i40e_aq_send_msg_to_pf(hw, VIRTCHNL_OP_RESET_VF,
7786 				      I40E_SUCCESS, NULL, 0, NULL);
7787 }
7788 #endif /* VF_DRIVER */
7789 
7790 /**
7791  * i40e_aq_set_arp_proxy_config
7792  * @hw: pointer to the HW structure
7793  * @proxy_config: pointer to proxy config command table struct
7794  * @cmd_details: pointer to command details
7795  *
7796  * Set ARP offload parameters from pre-populated
7797  * i40e_aqc_arp_proxy_data struct
7798  **/
i40e_aq_set_arp_proxy_config(struct i40e_hw * hw,struct i40e_aqc_arp_proxy_data * proxy_config,struct i40e_asq_cmd_details * cmd_details)7799 enum i40e_status_code i40e_aq_set_arp_proxy_config(struct i40e_hw *hw,
7800 				struct i40e_aqc_arp_proxy_data *proxy_config,
7801 				struct i40e_asq_cmd_details *cmd_details)
7802 {
7803 	struct i40e_aq_desc desc;
7804 	enum i40e_status_code status;
7805 
7806 	if (!proxy_config)
7807 		return I40E_ERR_PARAM;
7808 
7809 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_proxy_config);
7810 
7811 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
7812 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
7813 	desc.params.external.addr_high =
7814 				  CPU_TO_LE32(I40E_HI_DWORD((u64)proxy_config));
7815 	desc.params.external.addr_low =
7816 				  CPU_TO_LE32(I40E_LO_DWORD((u64)proxy_config));
7817 	desc.datalen = CPU_TO_LE16(sizeof(struct i40e_aqc_arp_proxy_data));
7818 
7819 	status = i40e_asq_send_command(hw, &desc, proxy_config,
7820 				       sizeof(struct i40e_aqc_arp_proxy_data),
7821 				       cmd_details);
7822 
7823 	return status;
7824 }
7825 
7826 /**
7827  * i40e_aq_set_ns_proxy_table_entry
7828  * @hw: pointer to the HW structure
7829  * @ns_proxy_table_entry: pointer to NS table entry command struct
7830  * @cmd_details: pointer to command details
7831  *
7832  * Set IPv6 Neighbor Solicitation (NS) protocol offload parameters
7833  * from pre-populated i40e_aqc_ns_proxy_data struct
7834  **/
i40e_aq_set_ns_proxy_table_entry(struct i40e_hw * hw,struct i40e_aqc_ns_proxy_data * ns_proxy_table_entry,struct i40e_asq_cmd_details * cmd_details)7835 enum i40e_status_code i40e_aq_set_ns_proxy_table_entry(struct i40e_hw *hw,
7836 			struct i40e_aqc_ns_proxy_data *ns_proxy_table_entry,
7837 			struct i40e_asq_cmd_details *cmd_details)
7838 {
7839 	struct i40e_aq_desc desc;
7840 	enum i40e_status_code status;
7841 
7842 	if (!ns_proxy_table_entry)
7843 		return I40E_ERR_PARAM;
7844 
7845 	i40e_fill_default_direct_cmd_desc(&desc,
7846 				i40e_aqc_opc_set_ns_proxy_table_entry);
7847 
7848 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
7849 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
7850 	desc.params.external.addr_high =
7851 		CPU_TO_LE32(I40E_HI_DWORD((u64)ns_proxy_table_entry));
7852 	desc.params.external.addr_low =
7853 		CPU_TO_LE32(I40E_LO_DWORD((u64)ns_proxy_table_entry));
7854 	desc.datalen = CPU_TO_LE16(sizeof(struct i40e_aqc_ns_proxy_data));
7855 
7856 	status = i40e_asq_send_command(hw, &desc, ns_proxy_table_entry,
7857 				       sizeof(struct i40e_aqc_ns_proxy_data),
7858 				       cmd_details);
7859 
7860 	return status;
7861 }
7862 
7863 /**
7864  * i40e_aq_set_clear_wol_filter
7865  * @hw: pointer to the hw struct
7866  * @filter_index: index of filter to modify (0-7)
7867  * @filter: buffer containing filter to be set
7868  * @set_filter: true to set filter, false to clear filter
7869  * @no_wol_tco: if true, pass through packets cannot cause wake-up
7870  *		if false, pass through packets may cause wake-up
7871  * @filter_valid: true if filter action is valid
7872  * @no_wol_tco_valid: true if no WoL in TCO traffic action valid
7873  * @cmd_details: pointer to command details structure or NULL
7874  *
7875  * Set or clear WoL filter for port attached to the PF
7876  **/
i40e_aq_set_clear_wol_filter(struct i40e_hw * hw,u8 filter_index,struct i40e_aqc_set_wol_filter_data * filter,bool set_filter,bool no_wol_tco,bool filter_valid,bool no_wol_tco_valid,struct i40e_asq_cmd_details * cmd_details)7877 enum i40e_status_code i40e_aq_set_clear_wol_filter(struct i40e_hw *hw,
7878 				u8 filter_index,
7879 				struct i40e_aqc_set_wol_filter_data *filter,
7880 				bool set_filter, bool no_wol_tco,
7881 				bool filter_valid, bool no_wol_tco_valid,
7882 				struct i40e_asq_cmd_details *cmd_details)
7883 {
7884 	struct i40e_aq_desc desc;
7885 	struct i40e_aqc_set_wol_filter *cmd =
7886 		(struct i40e_aqc_set_wol_filter *)&desc.params.raw;
7887 	enum i40e_status_code status;
7888 	u16 cmd_flags = 0;
7889 	u16 valid_flags = 0;
7890 	u16 buff_len = 0;
7891 
7892 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_wol_filter);
7893 
7894 	if (filter_index >= I40E_AQC_MAX_NUM_WOL_FILTERS)
7895 		return  I40E_ERR_PARAM;
7896 	cmd->filter_index = CPU_TO_LE16(filter_index);
7897 
7898 	if (set_filter) {
7899 		if (!filter)
7900 			return  I40E_ERR_PARAM;
7901 
7902 		cmd_flags |= I40E_AQC_SET_WOL_FILTER;
7903 		cmd_flags |= I40E_AQC_SET_WOL_FILTER_WOL_PRESERVE_ON_PFR;
7904 	}
7905 
7906 	if (no_wol_tco)
7907 		cmd_flags |= I40E_AQC_SET_WOL_FILTER_NO_TCO_WOL;
7908 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
7909 
7910 	if (filter_valid)
7911 		valid_flags |= I40E_AQC_SET_WOL_FILTER_ACTION_VALID;
7912 	if (no_wol_tco_valid)
7913 		valid_flags |= I40E_AQC_SET_WOL_FILTER_NO_TCO_ACTION_VALID;
7914 	cmd->valid_flags = CPU_TO_LE16(valid_flags);
7915 
7916 	buff_len = sizeof(*filter);
7917 	desc.datalen = CPU_TO_LE16(buff_len);
7918 
7919 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
7920 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
7921 
7922 	cmd->address_high = CPU_TO_LE32(I40E_HI_DWORD((u64)filter));
7923 	cmd->address_low = CPU_TO_LE32(I40E_LO_DWORD((u64)filter));
7924 
7925 	status = i40e_asq_send_command(hw, &desc, filter,
7926 				       buff_len, cmd_details);
7927 
7928 	return status;
7929 }
7930 
7931 /**
7932  * i40e_aq_get_wake_event_reason
7933  * @hw: pointer to the hw struct
7934  * @wake_reason: return value, index of matching filter
7935  * @cmd_details: pointer to command details structure or NULL
7936  *
7937  * Get information for the reason of a Wake Up event
7938  **/
i40e_aq_get_wake_event_reason(struct i40e_hw * hw,u16 * wake_reason,struct i40e_asq_cmd_details * cmd_details)7939 enum i40e_status_code i40e_aq_get_wake_event_reason(struct i40e_hw *hw,
7940 				u16 *wake_reason,
7941 				struct i40e_asq_cmd_details *cmd_details)
7942 {
7943 	struct i40e_aq_desc desc;
7944 	struct i40e_aqc_get_wake_reason_completion *resp =
7945 		(struct i40e_aqc_get_wake_reason_completion *)&desc.params.raw;
7946 	enum i40e_status_code status;
7947 
7948 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_wake_reason);
7949 
7950 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7951 
7952 	if (status == I40E_SUCCESS)
7953 		*wake_reason = LE16_TO_CPU(resp->wake_reason);
7954 
7955 	return status;
7956 }
7957 
7958 /**
7959 * i40e_aq_clear_all_wol_filters
7960 * @hw: pointer to the hw struct
7961 * @cmd_details: pointer to command details structure or NULL
7962 *
7963 * Get information for the reason of a Wake Up event
7964 **/
i40e_aq_clear_all_wol_filters(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)7965 enum i40e_status_code i40e_aq_clear_all_wol_filters(struct i40e_hw *hw,
7966 	struct i40e_asq_cmd_details *cmd_details)
7967 {
7968 	struct i40e_aq_desc desc;
7969 	enum i40e_status_code status;
7970 
7971 	i40e_fill_default_direct_cmd_desc(&desc,
7972 					  i40e_aqc_opc_clear_all_wol_filters);
7973 
7974 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7975 
7976 	return status;
7977 }
7978 
7979 /**
7980  * i40e_aq_write_ddp - Write dynamic device personalization (ddp)
7981  * @hw: pointer to the hw struct
7982  * @buff: command buffer (size in bytes = buff_size)
7983  * @buff_size: buffer size in bytes
7984  * @track_id: package tracking id
7985  * @error_offset: returns error offset
7986  * @error_info: returns error information
7987  * @cmd_details: pointer to command details structure or NULL
7988  **/
7989 enum
i40e_aq_write_ddp(struct i40e_hw * hw,void * buff,u16 buff_size,u32 track_id,u32 * error_offset,u32 * error_info,struct i40e_asq_cmd_details * cmd_details)7990 i40e_status_code i40e_aq_write_ddp(struct i40e_hw *hw, void *buff,
7991 				   u16 buff_size, u32 track_id,
7992 				   u32 *error_offset, u32 *error_info,
7993 				   struct i40e_asq_cmd_details *cmd_details)
7994 {
7995 	struct i40e_aq_desc desc;
7996 	struct i40e_aqc_write_personalization_profile *cmd =
7997 		(struct i40e_aqc_write_personalization_profile *)
7998 		&desc.params.raw;
7999 	struct i40e_aqc_write_ddp_resp *resp;
8000 	enum i40e_status_code status;
8001 
8002 	i40e_fill_default_direct_cmd_desc(&desc,
8003 				  i40e_aqc_opc_write_personalization_profile);
8004 
8005 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
8006 	if (buff_size > I40E_AQ_LARGE_BUF)
8007 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
8008 
8009 	desc.datalen = CPU_TO_LE16(buff_size);
8010 
8011 	cmd->profile_track_id = CPU_TO_LE32(track_id);
8012 
8013 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
8014 	if (!status) {
8015 		resp = (struct i40e_aqc_write_ddp_resp *)&desc.params.raw;
8016 		if (error_offset)
8017 			*error_offset = LE32_TO_CPU(resp->error_offset);
8018 		if (error_info)
8019 			*error_info = LE32_TO_CPU(resp->error_info);
8020 	}
8021 
8022 	return status;
8023 }
8024 
8025 /**
8026  * i40e_aq_get_ddp_list - Read dynamic device personalization (ddp)
8027  * @hw: pointer to the hw struct
8028  * @buff: command buffer (size in bytes = buff_size)
8029  * @buff_size: buffer size in bytes
8030  * @flags: AdminQ command flags
8031  * @cmd_details: pointer to command details structure or NULL
8032  **/
8033 enum
i40e_aq_get_ddp_list(struct i40e_hw * hw,void * buff,u16 buff_size,u8 flags,struct i40e_asq_cmd_details * cmd_details)8034 i40e_status_code i40e_aq_get_ddp_list(struct i40e_hw *hw, void *buff,
8035 				      u16 buff_size, u8 flags,
8036 				      struct i40e_asq_cmd_details *cmd_details)
8037 {
8038 	struct i40e_aq_desc desc;
8039 	struct i40e_aqc_get_applied_profiles *cmd =
8040 		(struct i40e_aqc_get_applied_profiles *)&desc.params.raw;
8041 	enum i40e_status_code status;
8042 
8043 	i40e_fill_default_direct_cmd_desc(&desc,
8044 			  i40e_aqc_opc_get_personalization_profile_list);
8045 
8046 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
8047 	if (buff_size > I40E_AQ_LARGE_BUF)
8048 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
8049 	desc.datalen = CPU_TO_LE16(buff_size);
8050 
8051 	cmd->flags = flags;
8052 
8053 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
8054 
8055 	return status;
8056 }
8057 
8058 /**
8059  * i40e_find_segment_in_package
8060  * @segment_type: the segment type to search for (i.e., SEGMENT_TYPE_I40E)
8061  * @pkg_hdr: pointer to the package header to be searched
8062  *
8063  * This function searches a package file for a particular segment type. On
8064  * success it returns a pointer to the segment header, otherwise it will
8065  * return NULL.
8066  **/
8067 struct i40e_generic_seg_header *
i40e_find_segment_in_package(u32 segment_type,struct i40e_package_header * pkg_hdr)8068 i40e_find_segment_in_package(u32 segment_type,
8069 			     struct i40e_package_header *pkg_hdr)
8070 {
8071 	struct i40e_generic_seg_header *segment;
8072 	u32 i;
8073 
8074 	/* Search all package segments for the requested segment type */
8075 	for (i = 0; i < pkg_hdr->segment_count; i++) {
8076 		segment =
8077 			(struct i40e_generic_seg_header *)((u8 *)pkg_hdr +
8078 			 pkg_hdr->segment_offset[i]);
8079 
8080 		if (segment->type == segment_type)
8081 			return segment;
8082 	}
8083 
8084 	return NULL;
8085 }
8086 
8087 /* Get section table in profile */
8088 #define I40E_SECTION_TABLE(profile, sec_tbl)				\
8089 	do {								\
8090 		struct i40e_profile_segment *p = (profile);		\
8091 		u32 count;						\
8092 		u32 *nvm;						\
8093 		count = p->device_table_count;				\
8094 		nvm = (u32 *)&p->device_table[count];			\
8095 		sec_tbl = (struct i40e_section_table *)&nvm[nvm[0] + 1]; \
8096 	} while (0)
8097 
8098 /* Get section header in profile */
8099 #define I40E_SECTION_HEADER(profile, offset)				\
8100 	(struct i40e_profile_section_header *)((u8 *)(profile) + (offset))
8101 
8102 /**
8103  * i40e_find_section_in_profile
8104  * @section_type: the section type to search for (i.e., SECTION_TYPE_NOTE)
8105  * @profile: pointer to the i40e segment header to be searched
8106  *
8107  * This function searches i40e segment for a particular section type. On
8108  * success it returns a pointer to the section header, otherwise it will
8109  * return NULL.
8110  **/
8111 struct i40e_profile_section_header *
i40e_find_section_in_profile(u32 section_type,struct i40e_profile_segment * profile)8112 i40e_find_section_in_profile(u32 section_type,
8113 			     struct i40e_profile_segment *profile)
8114 {
8115 	struct i40e_profile_section_header *sec;
8116 	struct i40e_section_table *sec_tbl;
8117 	u32 sec_off;
8118 	u32 i;
8119 
8120 	if (profile->header.type != SEGMENT_TYPE_I40E)
8121 		return NULL;
8122 
8123 	I40E_SECTION_TABLE(profile, sec_tbl);
8124 
8125 	for (i = 0; i < sec_tbl->section_count; i++) {
8126 		sec_off = sec_tbl->section_offset[i];
8127 		sec = I40E_SECTION_HEADER(profile, sec_off);
8128 		if (sec->section.type == section_type)
8129 			return sec;
8130 	}
8131 
8132 	return NULL;
8133 }
8134 
8135 /**
8136  * i40e_ddp_exec_aq_section - Execute generic AQ for DDP
8137  * @hw: pointer to the hw struct
8138  * @aq: command buffer containing all data to execute AQ
8139  **/
8140 STATIC enum
i40e_ddp_exec_aq_section(struct i40e_hw * hw,struct i40e_profile_aq_section * aq)8141 i40e_status_code i40e_ddp_exec_aq_section(struct i40e_hw *hw,
8142 					  struct i40e_profile_aq_section *aq)
8143 {
8144 	enum i40e_status_code status;
8145 	struct i40e_aq_desc desc;
8146 	u8 *msg = NULL;
8147 	u16 msglen;
8148 
8149 	i40e_fill_default_direct_cmd_desc(&desc, aq->opcode);
8150 	desc.flags |= CPU_TO_LE16(aq->flags);
8151 	i40e_memcpy(desc.params.raw, aq->param, sizeof(desc.params.raw),
8152 		    I40E_NONDMA_TO_NONDMA);
8153 
8154 	msglen = aq->datalen;
8155 	if (msglen) {
8156 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
8157 						I40E_AQ_FLAG_RD));
8158 		if (msglen > I40E_AQ_LARGE_BUF)
8159 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
8160 		desc.datalen = CPU_TO_LE16(msglen);
8161 		msg = &aq->data[0];
8162 	}
8163 
8164 	status = i40e_asq_send_command(hw, &desc, msg, msglen, NULL);
8165 
8166 	if (status != I40E_SUCCESS) {
8167 		i40e_debug(hw, I40E_DEBUG_PACKAGE,
8168 			   "unable to exec DDP AQ opcode %u, error %d\n",
8169 			   aq->opcode, status);
8170 		return status;
8171 	}
8172 
8173 	/* copy returned desc to aq_buf */
8174 	i40e_memcpy(aq->param, desc.params.raw, sizeof(desc.params.raw),
8175 		    I40E_NONDMA_TO_NONDMA);
8176 
8177 	return I40E_SUCCESS;
8178 }
8179 
8180 /**
8181  * i40e_validate_profile
8182  * @hw: pointer to the hardware structure
8183  * @profile: pointer to the profile segment of the package to be validated
8184  * @track_id: package tracking id
8185  * @rollback: flag if the profile is for rollback.
8186  *
8187  * Validates supported devices and profile's sections.
8188  */
8189 STATIC enum i40e_status_code
i40e_validate_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id,bool rollback)8190 i40e_validate_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
8191 		      u32 track_id, bool rollback)
8192 {
8193 	struct i40e_profile_section_header *sec = NULL;
8194 	enum i40e_status_code status = I40E_SUCCESS;
8195 	struct i40e_section_table *sec_tbl;
8196 	u32 vendor_dev_id;
8197 	u32 dev_cnt;
8198 	u32 sec_off;
8199 	u32 i;
8200 
8201 	if (track_id == I40E_DDP_TRACKID_INVALID) {
8202 		i40e_debug(hw, I40E_DEBUG_PACKAGE, "Invalid track_id\n");
8203 		return I40E_NOT_SUPPORTED;
8204 	}
8205 
8206 	dev_cnt = profile->device_table_count;
8207 	for (i = 0; i < dev_cnt; i++) {
8208 		vendor_dev_id = profile->device_table[i].vendor_dev_id;
8209 		if ((vendor_dev_id >> 16) == I40E_INTEL_VENDOR_ID &&
8210 		    hw->device_id == (vendor_dev_id & 0xFFFF))
8211 			break;
8212 	}
8213 	if (dev_cnt && (i == dev_cnt)) {
8214 		i40e_debug(hw, I40E_DEBUG_PACKAGE,
8215 			   "Device doesn't support DDP\n");
8216 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
8217 	}
8218 
8219 	I40E_SECTION_TABLE(profile, sec_tbl);
8220 
8221 	/* Validate sections types */
8222 	for (i = 0; i < sec_tbl->section_count; i++) {
8223 		sec_off = sec_tbl->section_offset[i];
8224 		sec = I40E_SECTION_HEADER(profile, sec_off);
8225 		if (rollback) {
8226 			if (sec->section.type == SECTION_TYPE_MMIO ||
8227 			    sec->section.type == SECTION_TYPE_AQ ||
8228 			    sec->section.type == SECTION_TYPE_RB_AQ) {
8229 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
8230 					   "Not a roll-back package\n");
8231 				return I40E_NOT_SUPPORTED;
8232 			}
8233 		} else {
8234 			if (sec->section.type == SECTION_TYPE_RB_AQ ||
8235 			    sec->section.type == SECTION_TYPE_RB_MMIO) {
8236 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
8237 					   "Not an original package\n");
8238 				return I40E_NOT_SUPPORTED;
8239 			}
8240 		}
8241 	}
8242 
8243 	return status;
8244 }
8245 
8246 /**
8247  * i40e_write_profile
8248  * @hw: pointer to the hardware structure
8249  * @profile: pointer to the profile segment of the package to be downloaded
8250  * @track_id: package tracking id
8251  *
8252  * Handles the download of a complete package.
8253  */
8254 enum i40e_status_code
i40e_write_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id)8255 i40e_write_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
8256 		   u32 track_id)
8257 {
8258 	enum i40e_status_code status = I40E_SUCCESS;
8259 	struct i40e_section_table *sec_tbl;
8260 	struct i40e_profile_section_header *sec = NULL;
8261 	struct i40e_profile_aq_section *ddp_aq;
8262 	u32 section_size = 0;
8263 	u32 offset = 0, info = 0;
8264 	u32 sec_off;
8265 	u32 i;
8266 
8267 	status = i40e_validate_profile(hw, profile, track_id, false);
8268 	if (status)
8269 		return status;
8270 
8271 	I40E_SECTION_TABLE(profile, sec_tbl);
8272 
8273 	for (i = 0; i < sec_tbl->section_count; i++) {
8274 		sec_off = sec_tbl->section_offset[i];
8275 		sec = I40E_SECTION_HEADER(profile, sec_off);
8276 		/* Process generic admin command */
8277 		if (sec->section.type == SECTION_TYPE_AQ) {
8278 			ddp_aq = (struct i40e_profile_aq_section *)&sec[1];
8279 			status = i40e_ddp_exec_aq_section(hw, ddp_aq);
8280 			if (status) {
8281 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
8282 					   "Failed to execute aq: section %d, opcode %u\n",
8283 					   i, ddp_aq->opcode);
8284 				break;
8285 			}
8286 			sec->section.type = SECTION_TYPE_RB_AQ;
8287 		}
8288 
8289 		/* Skip any non-mmio sections */
8290 		if (sec->section.type != SECTION_TYPE_MMIO)
8291 			continue;
8292 
8293 		section_size = sec->section.size +
8294 			sizeof(struct i40e_profile_section_header);
8295 
8296 		/* Write MMIO section */
8297 		status = i40e_aq_write_ddp(hw, (void *)sec, (u16)section_size,
8298 					   track_id, &offset, &info, NULL);
8299 		if (status) {
8300 			i40e_debug(hw, I40E_DEBUG_PACKAGE,
8301 				   "Failed to write profile: section %d, offset %d, info %d\n",
8302 				   i, offset, info);
8303 			break;
8304 		}
8305 	}
8306 	return status;
8307 }
8308 
8309 /**
8310  * i40e_rollback_profile
8311  * @hw: pointer to the hardware structure
8312  * @profile: pointer to the profile segment of the package to be removed
8313  * @track_id: package tracking id
8314  *
8315  * Rolls back previously loaded package.
8316  */
8317 enum i40e_status_code
i40e_rollback_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id)8318 i40e_rollback_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
8319 		      u32 track_id)
8320 {
8321 	struct i40e_profile_section_header *sec = NULL;
8322 	enum i40e_status_code status = I40E_SUCCESS;
8323 	struct i40e_section_table *sec_tbl;
8324 	u32 offset = 0, info = 0;
8325 	u32 section_size = 0;
8326 	u32 sec_off;
8327 	int i;
8328 
8329 	status = i40e_validate_profile(hw, profile, track_id, true);
8330 	if (status)
8331 		return status;
8332 
8333 	I40E_SECTION_TABLE(profile, sec_tbl);
8334 
8335 	/* For rollback write sections in reverse */
8336 	for (i = sec_tbl->section_count - 1; i >= 0; i--) {
8337 		sec_off = sec_tbl->section_offset[i];
8338 		sec = I40E_SECTION_HEADER(profile, sec_off);
8339 
8340 		/* Skip any non-rollback sections */
8341 		if (sec->section.type != SECTION_TYPE_RB_MMIO)
8342 			continue;
8343 
8344 		section_size = sec->section.size +
8345 			sizeof(struct i40e_profile_section_header);
8346 
8347 		/* Write roll-back MMIO section */
8348 		status = i40e_aq_write_ddp(hw, (void *)sec, (u16)section_size,
8349 					   track_id, &offset, &info, NULL);
8350 		if (status) {
8351 			i40e_debug(hw, I40E_DEBUG_PACKAGE,
8352 				   "Failed to write profile: section %d, offset %d, info %d\n",
8353 				   i, offset, info);
8354 			break;
8355 		}
8356 	}
8357 	return status;
8358 }
8359 
8360 /**
8361  * i40e_add_pinfo_to_list
8362  * @hw: pointer to the hardware structure
8363  * @profile: pointer to the profile segment of the package
8364  * @profile_info_sec: buffer for information section
8365  * @track_id: package tracking id
8366  *
8367  * Register a profile to the list of loaded profiles.
8368  */
8369 enum i40e_status_code
i40e_add_pinfo_to_list(struct i40e_hw * hw,struct i40e_profile_segment * profile,u8 * profile_info_sec,u32 track_id)8370 i40e_add_pinfo_to_list(struct i40e_hw *hw,
8371 		       struct i40e_profile_segment *profile,
8372 		       u8 *profile_info_sec, u32 track_id)
8373 {
8374 	enum i40e_status_code status = I40E_SUCCESS;
8375 	struct i40e_profile_section_header *sec = NULL;
8376 	struct i40e_profile_info *pinfo;
8377 	u32 offset = 0, info = 0;
8378 
8379 	sec = (struct i40e_profile_section_header *)profile_info_sec;
8380 	sec->tbl_size = 1;
8381 	sec->data_end = sizeof(struct i40e_profile_section_header) +
8382 			sizeof(struct i40e_profile_info);
8383 	sec->section.type = SECTION_TYPE_INFO;
8384 	sec->section.offset = sizeof(struct i40e_profile_section_header);
8385 	sec->section.size = sizeof(struct i40e_profile_info);
8386 	pinfo = (struct i40e_profile_info *)(profile_info_sec +
8387 					     sec->section.offset);
8388 	pinfo->track_id = track_id;
8389 	pinfo->version = profile->version;
8390 	pinfo->op = I40E_DDP_ADD_TRACKID;
8391 	i40e_memcpy(pinfo->name, profile->name, I40E_DDP_NAME_SIZE,
8392 		    I40E_NONDMA_TO_NONDMA);
8393 
8394 	status = i40e_aq_write_ddp(hw, (void *)sec, sec->data_end,
8395 				   track_id, &offset, &info, NULL);
8396 	return status;
8397 }
8398