1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2013 - 2021 Intel Corporation. */
3 
4 #include "i40e.h"
5 #include "i40e_type.h"
6 #include "i40e_adminq.h"
7 #include "i40e_prototype.h"
8 #include <linux/avf/virtchnl.h>
9 
10 /**
11  * i40e_set_mac_type - Sets MAC type
12  * @hw: pointer to the HW structure
13  *
14  * This function sets the mac type of the adapter based on the
15  * vendor ID and device ID stored in the hw structure.
16  **/
i40e_set_mac_type(struct i40e_hw * hw)17 i40e_status i40e_set_mac_type(struct i40e_hw *hw)
18 {
19 	i40e_status status = 0;
20 
21 	if (hw->vendor_id == PCI_VENDOR_ID_INTEL) {
22 		switch (hw->device_id) {
23 		case I40E_DEV_ID_SFP_XL710:
24 		case I40E_DEV_ID_QEMU:
25 		case I40E_DEV_ID_KX_B:
26 		case I40E_DEV_ID_KX_C:
27 		case I40E_DEV_ID_QSFP_A:
28 		case I40E_DEV_ID_QSFP_B:
29 		case I40E_DEV_ID_QSFP_C:
30 		case I40E_DEV_ID_5G_BASE_T_BC:
31 		case I40E_DEV_ID_10G_BASE_T:
32 		case I40E_DEV_ID_10G_BASE_T4:
33 		case I40E_DEV_ID_10G_BASE_T_BC:
34 		case I40E_DEV_ID_10G_B:
35 		case I40E_DEV_ID_10G_SFP:
36 		case I40E_DEV_ID_20G_KR2:
37 		case I40E_DEV_ID_20G_KR2_A:
38 		case I40E_DEV_ID_25G_B:
39 		case I40E_DEV_ID_25G_SFP28:
40 		case I40E_DEV_ID_X710_N3000:
41 		case I40E_DEV_ID_XXV710_N3000:
42 			hw->mac.type = I40E_MAC_XL710;
43 			break;
44 		case I40E_DEV_ID_KX_X722:
45 		case I40E_DEV_ID_QSFP_X722:
46 		case I40E_DEV_ID_SFP_X722:
47 		case I40E_DEV_ID_1G_BASE_T_X722:
48 		case I40E_DEV_ID_10G_BASE_T_X722:
49 		case I40E_DEV_ID_SFP_I_X722:
50 			hw->mac.type = I40E_MAC_X722;
51 			break;
52 		default:
53 			hw->mac.type = I40E_MAC_GENERIC;
54 			break;
55 		}
56 	} else {
57 		status = I40E_ERR_DEVICE_NOT_SUPPORTED;
58 	}
59 
60 	hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n",
61 		  hw->mac.type, status);
62 	return status;
63 }
64 
65 /**
66  * i40e_aq_str - convert AQ err code to a string
67  * @hw: pointer to the HW structure
68  * @aq_err: the AQ error code to convert
69  **/
i40e_aq_str(struct i40e_hw * hw,enum i40e_admin_queue_err aq_err)70 const char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err)
71 {
72 	switch (aq_err) {
73 	case I40E_AQ_RC_OK:
74 		return "OK";
75 	case I40E_AQ_RC_EPERM:
76 		return "I40E_AQ_RC_EPERM";
77 	case I40E_AQ_RC_ENOENT:
78 		return "I40E_AQ_RC_ENOENT";
79 	case I40E_AQ_RC_ESRCH:
80 		return "I40E_AQ_RC_ESRCH";
81 	case I40E_AQ_RC_EINTR:
82 		return "I40E_AQ_RC_EINTR";
83 	case I40E_AQ_RC_EIO:
84 		return "I40E_AQ_RC_EIO";
85 	case I40E_AQ_RC_ENXIO:
86 		return "I40E_AQ_RC_ENXIO";
87 	case I40E_AQ_RC_E2BIG:
88 		return "I40E_AQ_RC_E2BIG";
89 	case I40E_AQ_RC_EAGAIN:
90 		return "I40E_AQ_RC_EAGAIN";
91 	case I40E_AQ_RC_ENOMEM:
92 		return "I40E_AQ_RC_ENOMEM";
93 	case I40E_AQ_RC_EACCES:
94 		return "I40E_AQ_RC_EACCES";
95 	case I40E_AQ_RC_EFAULT:
96 		return "I40E_AQ_RC_EFAULT";
97 	case I40E_AQ_RC_EBUSY:
98 		return "I40E_AQ_RC_EBUSY";
99 	case I40E_AQ_RC_EEXIST:
100 		return "I40E_AQ_RC_EEXIST";
101 	case I40E_AQ_RC_EINVAL:
102 		return "I40E_AQ_RC_EINVAL";
103 	case I40E_AQ_RC_ENOTTY:
104 		return "I40E_AQ_RC_ENOTTY";
105 	case I40E_AQ_RC_ENOSPC:
106 		return "I40E_AQ_RC_ENOSPC";
107 	case I40E_AQ_RC_ENOSYS:
108 		return "I40E_AQ_RC_ENOSYS";
109 	case I40E_AQ_RC_ERANGE:
110 		return "I40E_AQ_RC_ERANGE";
111 	case I40E_AQ_RC_EFLUSHED:
112 		return "I40E_AQ_RC_EFLUSHED";
113 	case I40E_AQ_RC_BAD_ADDR:
114 		return "I40E_AQ_RC_BAD_ADDR";
115 	case I40E_AQ_RC_EMODE:
116 		return "I40E_AQ_RC_EMODE";
117 	case I40E_AQ_RC_EFBIG:
118 		return "I40E_AQ_RC_EFBIG";
119 	}
120 
121 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
122 	return hw->err_str;
123 }
124 
125 /**
126  * i40e_stat_str - convert status err code to a string
127  * @hw: pointer to the HW structure
128  * @stat_err: the status error code to convert
129  **/
i40e_stat_str(struct i40e_hw * hw,i40e_status stat_err)130 const char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err)
131 {
132 	switch (stat_err) {
133 	case 0:
134 		return "OK";
135 	case I40E_ERR_NVM:
136 		return "I40E_ERR_NVM";
137 	case I40E_ERR_NVM_CHECKSUM:
138 		return "I40E_ERR_NVM_CHECKSUM";
139 	case I40E_ERR_PHY:
140 		return "I40E_ERR_PHY";
141 	case I40E_ERR_CONFIG:
142 		return "I40E_ERR_CONFIG";
143 	case I40E_ERR_PARAM:
144 		return "I40E_ERR_PARAM";
145 	case I40E_ERR_MAC_TYPE:
146 		return "I40E_ERR_MAC_TYPE";
147 	case I40E_ERR_UNKNOWN_PHY:
148 		return "I40E_ERR_UNKNOWN_PHY";
149 	case I40E_ERR_LINK_SETUP:
150 		return "I40E_ERR_LINK_SETUP";
151 	case I40E_ERR_ADAPTER_STOPPED:
152 		return "I40E_ERR_ADAPTER_STOPPED";
153 	case I40E_ERR_INVALID_MAC_ADDR:
154 		return "I40E_ERR_INVALID_MAC_ADDR";
155 	case I40E_ERR_DEVICE_NOT_SUPPORTED:
156 		return "I40E_ERR_DEVICE_NOT_SUPPORTED";
157 	case I40E_ERR_MASTER_REQUESTS_PENDING:
158 		return "I40E_ERR_MASTER_REQUESTS_PENDING";
159 	case I40E_ERR_INVALID_LINK_SETTINGS:
160 		return "I40E_ERR_INVALID_LINK_SETTINGS";
161 	case I40E_ERR_AUTONEG_NOT_COMPLETE:
162 		return "I40E_ERR_AUTONEG_NOT_COMPLETE";
163 	case I40E_ERR_RESET_FAILED:
164 		return "I40E_ERR_RESET_FAILED";
165 	case I40E_ERR_SWFW_SYNC:
166 		return "I40E_ERR_SWFW_SYNC";
167 	case I40E_ERR_NO_AVAILABLE_VSI:
168 		return "I40E_ERR_NO_AVAILABLE_VSI";
169 	case I40E_ERR_NO_MEMORY:
170 		return "I40E_ERR_NO_MEMORY";
171 	case I40E_ERR_BAD_PTR:
172 		return "I40E_ERR_BAD_PTR";
173 	case I40E_ERR_RING_FULL:
174 		return "I40E_ERR_RING_FULL";
175 	case I40E_ERR_INVALID_PD_ID:
176 		return "I40E_ERR_INVALID_PD_ID";
177 	case I40E_ERR_INVALID_QP_ID:
178 		return "I40E_ERR_INVALID_QP_ID";
179 	case I40E_ERR_INVALID_CQ_ID:
180 		return "I40E_ERR_INVALID_CQ_ID";
181 	case I40E_ERR_INVALID_CEQ_ID:
182 		return "I40E_ERR_INVALID_CEQ_ID";
183 	case I40E_ERR_INVALID_AEQ_ID:
184 		return "I40E_ERR_INVALID_AEQ_ID";
185 	case I40E_ERR_INVALID_SIZE:
186 		return "I40E_ERR_INVALID_SIZE";
187 	case I40E_ERR_INVALID_ARP_INDEX:
188 		return "I40E_ERR_INVALID_ARP_INDEX";
189 	case I40E_ERR_INVALID_FPM_FUNC_ID:
190 		return "I40E_ERR_INVALID_FPM_FUNC_ID";
191 	case I40E_ERR_QP_INVALID_MSG_SIZE:
192 		return "I40E_ERR_QP_INVALID_MSG_SIZE";
193 	case I40E_ERR_QP_TOOMANY_WRS_POSTED:
194 		return "I40E_ERR_QP_TOOMANY_WRS_POSTED";
195 	case I40E_ERR_INVALID_FRAG_COUNT:
196 		return "I40E_ERR_INVALID_FRAG_COUNT";
197 	case I40E_ERR_QUEUE_EMPTY:
198 		return "I40E_ERR_QUEUE_EMPTY";
199 	case I40E_ERR_INVALID_ALIGNMENT:
200 		return "I40E_ERR_INVALID_ALIGNMENT";
201 	case I40E_ERR_FLUSHED_QUEUE:
202 		return "I40E_ERR_FLUSHED_QUEUE";
203 	case I40E_ERR_INVALID_PUSH_PAGE_INDEX:
204 		return "I40E_ERR_INVALID_PUSH_PAGE_INDEX";
205 	case I40E_ERR_INVALID_IMM_DATA_SIZE:
206 		return "I40E_ERR_INVALID_IMM_DATA_SIZE";
207 	case I40E_ERR_TIMEOUT:
208 		return "I40E_ERR_TIMEOUT";
209 	case I40E_ERR_OPCODE_MISMATCH:
210 		return "I40E_ERR_OPCODE_MISMATCH";
211 	case I40E_ERR_CQP_COMPL_ERROR:
212 		return "I40E_ERR_CQP_COMPL_ERROR";
213 	case I40E_ERR_INVALID_VF_ID:
214 		return "I40E_ERR_INVALID_VF_ID";
215 	case I40E_ERR_INVALID_HMCFN_ID:
216 		return "I40E_ERR_INVALID_HMCFN_ID";
217 	case I40E_ERR_BACKING_PAGE_ERROR:
218 		return "I40E_ERR_BACKING_PAGE_ERROR";
219 	case I40E_ERR_NO_PBLCHUNKS_AVAILABLE:
220 		return "I40E_ERR_NO_PBLCHUNKS_AVAILABLE";
221 	case I40E_ERR_INVALID_PBLE_INDEX:
222 		return "I40E_ERR_INVALID_PBLE_INDEX";
223 	case I40E_ERR_INVALID_SD_INDEX:
224 		return "I40E_ERR_INVALID_SD_INDEX";
225 	case I40E_ERR_INVALID_PAGE_DESC_INDEX:
226 		return "I40E_ERR_INVALID_PAGE_DESC_INDEX";
227 	case I40E_ERR_INVALID_SD_TYPE:
228 		return "I40E_ERR_INVALID_SD_TYPE";
229 	case I40E_ERR_MEMCPY_FAILED:
230 		return "I40E_ERR_MEMCPY_FAILED";
231 	case I40E_ERR_INVALID_HMC_OBJ_INDEX:
232 		return "I40E_ERR_INVALID_HMC_OBJ_INDEX";
233 	case I40E_ERR_INVALID_HMC_OBJ_COUNT:
234 		return "I40E_ERR_INVALID_HMC_OBJ_COUNT";
235 	case I40E_ERR_INVALID_SRQ_ARM_LIMIT:
236 		return "I40E_ERR_INVALID_SRQ_ARM_LIMIT";
237 	case I40E_ERR_SRQ_ENABLED:
238 		return "I40E_ERR_SRQ_ENABLED";
239 	case I40E_ERR_ADMIN_QUEUE_ERROR:
240 		return "I40E_ERR_ADMIN_QUEUE_ERROR";
241 	case I40E_ERR_ADMIN_QUEUE_TIMEOUT:
242 		return "I40E_ERR_ADMIN_QUEUE_TIMEOUT";
243 	case I40E_ERR_BUF_TOO_SHORT:
244 		return "I40E_ERR_BUF_TOO_SHORT";
245 	case I40E_ERR_ADMIN_QUEUE_FULL:
246 		return "I40E_ERR_ADMIN_QUEUE_FULL";
247 	case I40E_ERR_ADMIN_QUEUE_NO_WORK:
248 		return "I40E_ERR_ADMIN_QUEUE_NO_WORK";
249 	case I40E_ERR_BAD_IWARP_CQE:
250 		return "I40E_ERR_BAD_IWARP_CQE";
251 	case I40E_ERR_NVM_BLANK_MODE:
252 		return "I40E_ERR_NVM_BLANK_MODE";
253 	case I40E_ERR_NOT_IMPLEMENTED:
254 		return "I40E_ERR_NOT_IMPLEMENTED";
255 	case I40E_ERR_PE_DOORBELL_NOT_ENABLED:
256 		return "I40E_ERR_PE_DOORBELL_NOT_ENABLED";
257 	case I40E_ERR_DIAG_TEST_FAILED:
258 		return "I40E_ERR_DIAG_TEST_FAILED";
259 	case I40E_ERR_NOT_READY:
260 		return "I40E_ERR_NOT_READY";
261 	case I40E_NOT_SUPPORTED:
262 		return "I40E_NOT_SUPPORTED";
263 	case I40E_ERR_FIRMWARE_API_VERSION:
264 		return "I40E_ERR_FIRMWARE_API_VERSION";
265 	case I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR:
266 		return "I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR";
267 	}
268 
269 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
270 	return hw->err_str;
271 }
272 
273 /**
274  * i40e_debug_aq
275  * @hw: debug mask related to admin queue
276  * @mask: debug mask
277  * @desc: pointer to admin queue descriptor
278  * @buffer: pointer to command buffer
279  * @buf_len: max length of buffer
280  *
281  * Dumps debug log about adminq command with descriptor contents.
282  **/
i40e_debug_aq(struct i40e_hw * hw,enum i40e_debug_mask mask,void * desc,void * buffer,u16 buf_len)283 void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
284 		   void *buffer, u16 buf_len)
285 {
286 	struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
287 	u32 effective_mask = hw->debug_mask & mask;
288 	char prefix[27];
289 	u16 len;
290 	u8 *buf = (u8 *)buffer;
291 
292 	if (!effective_mask || !desc)
293 		return;
294 
295 	len = le16_to_cpu(aq_desc->datalen);
296 
297 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
298 		   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
299 		   le16_to_cpu(aq_desc->opcode),
300 		   le16_to_cpu(aq_desc->flags),
301 		   le16_to_cpu(aq_desc->datalen),
302 		   le16_to_cpu(aq_desc->retval));
303 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
304 		   "\tcookie (h,l) 0x%08X 0x%08X\n",
305 		   le32_to_cpu(aq_desc->cookie_high),
306 		   le32_to_cpu(aq_desc->cookie_low));
307 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
308 		   "\tparam (0,1)  0x%08X 0x%08X\n",
309 		   le32_to_cpu(aq_desc->params.internal.param0),
310 		   le32_to_cpu(aq_desc->params.internal.param1));
311 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
312 		   "\taddr (h,l)   0x%08X 0x%08X\n",
313 		   le32_to_cpu(aq_desc->params.external.addr_high),
314 		   le32_to_cpu(aq_desc->params.external.addr_low));
315 
316 	if (buffer && buf_len != 0 && len != 0 &&
317 	    (effective_mask & I40E_DEBUG_AQ_DESC_BUFFER)) {
318 		i40e_debug(hw, mask, "AQ CMD Buffer:\n");
319 		if (buf_len < len)
320 			len = buf_len;
321 
322 		snprintf(prefix, sizeof(prefix),
323 			 "i40e %02x:%02x.%x: \t0x",
324 			 hw->bus.bus_id,
325 			 hw->bus.device,
326 			 hw->bus.func);
327 
328 		print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_OFFSET,
329 			       16, 1, buf, len, false);
330 	}
331 }
332 
333 /**
334  * i40e_check_asq_alive
335  * @hw: pointer to the hw struct
336  *
337  * Returns true if Queue is enabled else false.
338  **/
i40e_check_asq_alive(struct i40e_hw * hw)339 bool i40e_check_asq_alive(struct i40e_hw *hw)
340 {
341 	if (hw->aq.asq.len)
342 		return !!(rd32(hw, hw->aq.asq.len) &
343 			  I40E_PF_ATQLEN_ATQENABLE_MASK);
344 	else
345 		return false;
346 }
347 
348 /**
349  * i40e_aq_queue_shutdown
350  * @hw: pointer to the hw struct
351  * @unloading: is the driver unloading itself
352  *
353  * Tell the Firmware that we're shutting down the AdminQ and whether
354  * or not the driver is unloading as well.
355  **/
i40e_aq_queue_shutdown(struct i40e_hw * hw,bool unloading)356 i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw,
357 					     bool unloading)
358 {
359 	struct i40e_aq_desc desc;
360 	struct i40e_aqc_queue_shutdown *cmd =
361 		(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
362 	i40e_status status;
363 
364 	i40e_fill_default_direct_cmd_desc(&desc,
365 					  i40e_aqc_opc_queue_shutdown);
366 
367 	if (unloading)
368 		cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
369 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
370 
371 	return status;
372 }
373 
374 /**
375  * i40e_aq_get_set_rss_lut
376  * @hw: pointer to the hardware structure
377  * @vsi_id: vsi fw index
378  * @pf_lut: for PF table set true, for VSI table set false
379  * @lut: pointer to the lut buffer provided by the caller
380  * @lut_size: size of the lut buffer
381  * @set: set true to set the table, false to get the table
382  *
383  * Internal function to get or set RSS look up table
384  **/
i40e_aq_get_set_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size,bool set)385 static i40e_status i40e_aq_get_set_rss_lut(struct i40e_hw *hw,
386 					   u16 vsi_id, bool pf_lut,
387 					   u8 *lut, u16 lut_size,
388 					   bool set)
389 {
390 	i40e_status status;
391 	struct i40e_aq_desc desc;
392 	struct i40e_aqc_get_set_rss_lut *cmd_resp =
393 		   (struct i40e_aqc_get_set_rss_lut *)&desc.params.raw;
394 
395 	if (set)
396 		i40e_fill_default_direct_cmd_desc(&desc,
397 						  i40e_aqc_opc_set_rss_lut);
398 	else
399 		i40e_fill_default_direct_cmd_desc(&desc,
400 						  i40e_aqc_opc_get_rss_lut);
401 
402 	/* Indirect command */
403 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
404 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
405 
406 	cmd_resp->vsi_id =
407 			cpu_to_le16((u16)((vsi_id <<
408 					  I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) &
409 					  I40E_AQC_SET_RSS_LUT_VSI_ID_MASK));
410 	cmd_resp->vsi_id |= cpu_to_le16((u16)I40E_AQC_SET_RSS_LUT_VSI_VALID);
411 
412 	if (pf_lut)
413 		cmd_resp->flags |= cpu_to_le16((u16)
414 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF <<
415 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
416 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
417 	else
418 		cmd_resp->flags |= cpu_to_le16((u16)
419 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI <<
420 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
421 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
422 
423 	status = i40e_asq_send_command(hw, &desc, lut, lut_size, NULL);
424 
425 	return status;
426 }
427 
428 /**
429  * i40e_aq_get_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  *
436  * get the RSS lookup table, PF or VSI type
437  **/
i40e_aq_get_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size)438 i40e_status i40e_aq_get_rss_lut(struct i40e_hw *hw, u16 vsi_id,
439 				bool pf_lut, u8 *lut, u16 lut_size)
440 {
441 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size,
442 				       false);
443 }
444 
445 /**
446  * i40e_aq_set_rss_lut
447  * @hw: pointer to the hardware structure
448  * @vsi_id: vsi fw index
449  * @pf_lut: for PF table set true, for VSI table set false
450  * @lut: pointer to the lut buffer provided by the caller
451  * @lut_size: size of the lut buffer
452  *
453  * set the RSS lookup table, PF or VSI type
454  **/
i40e_aq_set_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size)455 i40e_status i40e_aq_set_rss_lut(struct i40e_hw *hw, u16 vsi_id,
456 				bool pf_lut, u8 *lut, u16 lut_size)
457 {
458 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true);
459 }
460 
461 /**
462  * i40e_aq_get_set_rss_key
463  * @hw: pointer to the hw struct
464  * @vsi_id: vsi fw index
465  * @key: pointer to key info struct
466  * @set: set true to set the key, false to get the key
467  *
468  * get the RSS key per VSI
469  **/
i40e_aq_get_set_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key,bool set)470 static i40e_status i40e_aq_get_set_rss_key(struct i40e_hw *hw,
471 				      u16 vsi_id,
472 				      struct i40e_aqc_get_set_rss_key_data *key,
473 				      bool set)
474 {
475 	i40e_status status;
476 	struct i40e_aq_desc desc;
477 	struct i40e_aqc_get_set_rss_key *cmd_resp =
478 			(struct i40e_aqc_get_set_rss_key *)&desc.params.raw;
479 	u16 key_size = sizeof(struct i40e_aqc_get_set_rss_key_data);
480 
481 	if (set)
482 		i40e_fill_default_direct_cmd_desc(&desc,
483 						  i40e_aqc_opc_set_rss_key);
484 	else
485 		i40e_fill_default_direct_cmd_desc(&desc,
486 						  i40e_aqc_opc_get_rss_key);
487 
488 	/* Indirect command */
489 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
490 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
491 
492 	cmd_resp->vsi_id =
493 			cpu_to_le16((u16)((vsi_id <<
494 					  I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) &
495 					  I40E_AQC_SET_RSS_KEY_VSI_ID_MASK));
496 	cmd_resp->vsi_id |= cpu_to_le16((u16)I40E_AQC_SET_RSS_KEY_VSI_VALID);
497 
498 	status = i40e_asq_send_command(hw, &desc, key, key_size, NULL);
499 
500 	return status;
501 }
502 
503 /**
504  * i40e_aq_get_rss_key
505  * @hw: pointer to the hw struct
506  * @vsi_id: vsi fw index
507  * @key: pointer to key info struct
508  *
509  **/
i40e_aq_get_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key)510 i40e_status i40e_aq_get_rss_key(struct i40e_hw *hw,
511 				u16 vsi_id,
512 				struct i40e_aqc_get_set_rss_key_data *key)
513 {
514 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, false);
515 }
516 
517 /**
518  * i40e_aq_set_rss_key
519  * @hw: pointer to the hw struct
520  * @vsi_id: vsi fw index
521  * @key: pointer to key info struct
522  *
523  * set the RSS key per VSI
524  **/
i40e_aq_set_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key)525 i40e_status i40e_aq_set_rss_key(struct i40e_hw *hw,
526 				u16 vsi_id,
527 				struct i40e_aqc_get_set_rss_key_data *key)
528 {
529 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, true);
530 }
531 
532 /* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
533  * hardware to a bit-field that can be used by SW to more easily determine the
534  * packet type.
535  *
536  * Macros are used to shorten the table lines and make this table human
537  * readable.
538  *
539  * We store the PTYPE in the top byte of the bit field - this is just so that
540  * we can check that the table doesn't have a row missing, as the index into
541  * the table should be the PTYPE.
542  *
543  * Typical work flow:
544  *
545  * IF NOT i40e_ptype_lookup[ptype].known
546  * THEN
547  *      Packet is unknown
548  * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
549  *      Use the rest of the fields to look at the tunnels, inner protocols, etc
550  * ELSE
551  *      Use the enum i40e_rx_l2_ptype to decode the packet type
552  * ENDIF
553  */
554 
555 /* macro to make the table lines short, use explicit indexing with [PTYPE] */
556 #define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
557 	[PTYPE] = { \
558 		1, \
559 		I40E_RX_PTYPE_OUTER_##OUTER_IP, \
560 		I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
561 		I40E_RX_PTYPE_##OUTER_FRAG, \
562 		I40E_RX_PTYPE_TUNNEL_##T, \
563 		I40E_RX_PTYPE_TUNNEL_END_##TE, \
564 		I40E_RX_PTYPE_##TEF, \
565 		I40E_RX_PTYPE_INNER_PROT_##I, \
566 		I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
567 
568 #define I40E_PTT_UNUSED_ENTRY(PTYPE) [PTYPE] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 }
569 
570 /* shorter macros makes the table fit but are terse */
571 #define I40E_RX_PTYPE_NOF		I40E_RX_PTYPE_NOT_FRAG
572 #define I40E_RX_PTYPE_FRG		I40E_RX_PTYPE_FRAG
573 #define I40E_RX_PTYPE_INNER_PROT_TS	I40E_RX_PTYPE_INNER_PROT_TIMESYNC
574 
575 /* Lookup table mapping in the 8-bit HW PTYPE to the bit field for decoding */
576 struct i40e_rx_ptype_decoded i40e_ptype_lookup[BIT(8)] = {
577 	/* L2 Packet types */
578 	I40E_PTT_UNUSED_ENTRY(0),
579 	I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
580 	I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
581 	I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
582 	I40E_PTT_UNUSED_ENTRY(4),
583 	I40E_PTT_UNUSED_ENTRY(5),
584 	I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
585 	I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
586 	I40E_PTT_UNUSED_ENTRY(8),
587 	I40E_PTT_UNUSED_ENTRY(9),
588 	I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
589 	I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
590 	I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
591 	I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
592 	I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
593 	I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
594 	I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
595 	I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
596 	I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
597 	I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
598 	I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
599 	I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
600 
601 	/* Non Tunneled IPv4 */
602 	I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
603 	I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
604 	I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
605 	I40E_PTT_UNUSED_ENTRY(25),
606 	I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
607 	I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
608 	I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
609 
610 	/* IPv4 --> IPv4 */
611 	I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
612 	I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
613 	I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
614 	I40E_PTT_UNUSED_ENTRY(32),
615 	I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
616 	I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
617 	I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
618 
619 	/* IPv4 --> IPv6 */
620 	I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
621 	I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
622 	I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
623 	I40E_PTT_UNUSED_ENTRY(39),
624 	I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
625 	I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
626 	I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
627 
628 	/* IPv4 --> GRE/NAT */
629 	I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
630 
631 	/* IPv4 --> GRE/NAT --> IPv4 */
632 	I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
633 	I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
634 	I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
635 	I40E_PTT_UNUSED_ENTRY(47),
636 	I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
637 	I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
638 	I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
639 
640 	/* IPv4 --> GRE/NAT --> IPv6 */
641 	I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
642 	I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
643 	I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
644 	I40E_PTT_UNUSED_ENTRY(54),
645 	I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
646 	I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
647 	I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
648 
649 	/* IPv4 --> GRE/NAT --> MAC */
650 	I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
651 
652 	/* IPv4 --> GRE/NAT --> MAC --> IPv4 */
653 	I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
654 	I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
655 	I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
656 	I40E_PTT_UNUSED_ENTRY(62),
657 	I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
658 	I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
659 	I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
660 
661 	/* IPv4 --> GRE/NAT -> MAC --> IPv6 */
662 	I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
663 	I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
664 	I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
665 	I40E_PTT_UNUSED_ENTRY(69),
666 	I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
667 	I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
668 	I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
669 
670 	/* IPv4 --> GRE/NAT --> MAC/VLAN */
671 	I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
672 
673 	/* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
674 	I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
675 	I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
676 	I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
677 	I40E_PTT_UNUSED_ENTRY(77),
678 	I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
679 	I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
680 	I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
681 
682 	/* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
683 	I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
684 	I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
685 	I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
686 	I40E_PTT_UNUSED_ENTRY(84),
687 	I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
688 	I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
689 	I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
690 
691 	/* Non Tunneled IPv6 */
692 	I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
693 	I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
694 	I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY4),
695 	I40E_PTT_UNUSED_ENTRY(91),
696 	I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
697 	I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
698 	I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
699 
700 	/* IPv6 --> IPv4 */
701 	I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
702 	I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
703 	I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
704 	I40E_PTT_UNUSED_ENTRY(98),
705 	I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
706 	I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
707 	I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
708 
709 	/* IPv6 --> IPv6 */
710 	I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
711 	I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
712 	I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
713 	I40E_PTT_UNUSED_ENTRY(105),
714 	I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
715 	I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
716 	I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
717 
718 	/* IPv6 --> GRE/NAT */
719 	I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
720 
721 	/* IPv6 --> GRE/NAT -> IPv4 */
722 	I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
723 	I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
724 	I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
725 	I40E_PTT_UNUSED_ENTRY(113),
726 	I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
727 	I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
728 	I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
729 
730 	/* IPv6 --> GRE/NAT -> IPv6 */
731 	I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
732 	I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
733 	I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
734 	I40E_PTT_UNUSED_ENTRY(120),
735 	I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
736 	I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
737 	I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
738 
739 	/* IPv6 --> GRE/NAT -> MAC */
740 	I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
741 
742 	/* IPv6 --> GRE/NAT -> MAC -> IPv4 */
743 	I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
744 	I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
745 	I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
746 	I40E_PTT_UNUSED_ENTRY(128),
747 	I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
748 	I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
749 	I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
750 
751 	/* IPv6 --> GRE/NAT -> MAC -> IPv6 */
752 	I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
753 	I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
754 	I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
755 	I40E_PTT_UNUSED_ENTRY(135),
756 	I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
757 	I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
758 	I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
759 
760 	/* IPv6 --> GRE/NAT -> MAC/VLAN */
761 	I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
762 
763 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
764 	I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
765 	I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
766 	I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
767 	I40E_PTT_UNUSED_ENTRY(143),
768 	I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
769 	I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
770 	I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
771 
772 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
773 	I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
774 	I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
775 	I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
776 	I40E_PTT_UNUSED_ENTRY(150),
777 	I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
778 	I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
779 	I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
780 
781 	/* unused entries */
782 	[154 ... 255] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 }
783 };
784 
785 /**
786  * i40e_init_shared_code - Initialize the shared code
787  * @hw: pointer to hardware structure
788  *
789  * This assigns the MAC type and PHY code and inits the NVM.
790  * Does not touch the hardware. This function must be called prior to any
791  * other function in the shared code. The i40e_hw structure should be
792  * memset to 0 prior to calling this function.  The following fields in
793  * hw structure should be filled in prior to calling this function:
794  * hw_addr, back, device_id, vendor_id, subsystem_device_id,
795  * subsystem_vendor_id, and revision_id
796  **/
i40e_init_shared_code(struct i40e_hw * hw)797 i40e_status i40e_init_shared_code(struct i40e_hw *hw)
798 {
799 	i40e_status status = 0;
800 	u32 port, ari, func_rid;
801 
802 	i40e_set_mac_type(hw);
803 
804 	switch (hw->mac.type) {
805 	case I40E_MAC_XL710:
806 	case I40E_MAC_X722:
807 		break;
808 	default:
809 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
810 	}
811 
812 	hw->phy.get_link_info = true;
813 
814 	/* Determine port number and PF number*/
815 	port = (rd32(hw, I40E_PFGEN_PORTNUM) & I40E_PFGEN_PORTNUM_PORT_NUM_MASK)
816 					   >> I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT;
817 	hw->port = (u8)port;
818 	ari = (rd32(hw, I40E_GLPCI_CAPSUP) & I40E_GLPCI_CAPSUP_ARI_EN_MASK) >>
819 						 I40E_GLPCI_CAPSUP_ARI_EN_SHIFT;
820 	func_rid = rd32(hw, I40E_PF_FUNC_RID);
821 	if (ari)
822 		hw->pf_id = (u8)(func_rid & 0xff);
823 	else
824 		hw->pf_id = (u8)(func_rid & 0x7);
825 
826 	status = i40e_init_nvm(hw);
827 	return status;
828 }
829 
830 /**
831  * i40e_aq_mac_address_read - Retrieve the MAC addresses
832  * @hw: pointer to the hw struct
833  * @flags: a return indicator of what addresses were added to the addr store
834  * @addrs: the requestor's mac addr store
835  * @cmd_details: pointer to command details structure or NULL
836  **/
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)837 static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw,
838 				   u16 *flags,
839 				   struct i40e_aqc_mac_address_read_data *addrs,
840 				   struct i40e_asq_cmd_details *cmd_details)
841 {
842 	struct i40e_aq_desc desc;
843 	struct i40e_aqc_mac_address_read *cmd_data =
844 		(struct i40e_aqc_mac_address_read *)&desc.params.raw;
845 	i40e_status status;
846 
847 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
848 	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF);
849 
850 	status = i40e_asq_send_command(hw, &desc, addrs,
851 				       sizeof(*addrs), cmd_details);
852 	*flags = le16_to_cpu(cmd_data->command_flags);
853 
854 	return status;
855 }
856 
857 /**
858  * i40e_aq_mac_address_write - Change the MAC addresses
859  * @hw: pointer to the hw struct
860  * @flags: indicates which MAC to be written
861  * @mac_addr: address to write
862  * @cmd_details: pointer to command details structure or NULL
863  **/
i40e_aq_mac_address_write(struct i40e_hw * hw,u16 flags,u8 * mac_addr,struct i40e_asq_cmd_details * cmd_details)864 i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw,
865 				    u16 flags, u8 *mac_addr,
866 				    struct i40e_asq_cmd_details *cmd_details)
867 {
868 	struct i40e_aq_desc desc;
869 	struct i40e_aqc_mac_address_write *cmd_data =
870 		(struct i40e_aqc_mac_address_write *)&desc.params.raw;
871 	i40e_status status;
872 
873 	i40e_fill_default_direct_cmd_desc(&desc,
874 					  i40e_aqc_opc_mac_address_write);
875 	cmd_data->command_flags = cpu_to_le16(flags);
876 	cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]);
877 	cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) |
878 					((u32)mac_addr[3] << 16) |
879 					((u32)mac_addr[4] << 8) |
880 					mac_addr[5]);
881 
882 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
883 
884 	return status;
885 }
886 
887 /**
888  * i40e_get_mac_addr - get MAC address
889  * @hw: pointer to the HW structure
890  * @mac_addr: pointer to MAC address
891  *
892  * Reads the adapter's MAC address from register
893  **/
i40e_get_mac_addr(struct i40e_hw * hw,u8 * mac_addr)894 i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
895 {
896 	struct i40e_aqc_mac_address_read_data addrs;
897 	i40e_status status;
898 	u16 flags = 0;
899 
900 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
901 
902 	if (flags & I40E_AQC_LAN_ADDR_VALID)
903 		ether_addr_copy(mac_addr, addrs.pf_lan_mac);
904 
905 	return status;
906 }
907 
908 /**
909  * i40e_get_port_mac_addr - get Port MAC address
910  * @hw: pointer to the HW structure
911  * @mac_addr: pointer to Port MAC address
912  *
913  * Reads the adapter's Port MAC address
914  **/
i40e_get_port_mac_addr(struct i40e_hw * hw,u8 * mac_addr)915 i40e_status i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
916 {
917 	struct i40e_aqc_mac_address_read_data addrs;
918 	i40e_status status;
919 	u16 flags = 0;
920 
921 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
922 	if (status)
923 		return status;
924 
925 	if (flags & I40E_AQC_PORT_ADDR_VALID)
926 		ether_addr_copy(mac_addr, addrs.port_mac);
927 	else
928 		status = I40E_ERR_INVALID_MAC_ADDR;
929 
930 	return status;
931 }
932 
933 /**
934  * i40e_pre_tx_queue_cfg - pre tx queue configure
935  * @hw: pointer to the HW structure
936  * @queue: target PF queue index
937  * @enable: state change request
938  *
939  * Handles hw requirement to indicate intention to enable
940  * or disable target queue.
941  **/
i40e_pre_tx_queue_cfg(struct i40e_hw * hw,u32 queue,bool enable)942 void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable)
943 {
944 	u32 abs_queue_idx = hw->func_caps.base_queue + queue;
945 	u32 reg_block = 0;
946 	u32 reg_val;
947 
948 	if (abs_queue_idx >= 128) {
949 		reg_block = abs_queue_idx / 128;
950 		abs_queue_idx %= 128;
951 	}
952 
953 	reg_val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
954 	reg_val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
955 	reg_val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
956 
957 	if (enable)
958 		reg_val |= I40E_GLLAN_TXPRE_QDIS_CLEAR_QDIS_MASK;
959 	else
960 		reg_val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
961 
962 	wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val);
963 }
964 
965 /**
966  *  i40e_read_pba_string - Reads part number string from EEPROM
967  *  @hw: pointer to hardware structure
968  *  @pba_num: stores the part number string from the EEPROM
969  *  @pba_num_size: part number string buffer length
970  *
971  *  Reads the part number string from the EEPROM.
972  **/
i40e_read_pba_string(struct i40e_hw * hw,u8 * pba_num,u32 pba_num_size)973 i40e_status i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num,
974 				 u32 pba_num_size)
975 {
976 	i40e_status status = 0;
977 	u16 pba_word = 0;
978 	u16 pba_size = 0;
979 	u16 pba_ptr = 0;
980 	u16 i = 0;
981 
982 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_FLAGS, &pba_word);
983 	if (status || (pba_word != 0xFAFA)) {
984 		hw_dbg(hw, "Failed to read PBA flags or flag is invalid.\n");
985 		return status;
986 	}
987 
988 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_BLOCK_PTR, &pba_ptr);
989 	if (status) {
990 		hw_dbg(hw, "Failed to read PBA Block pointer.\n");
991 		return status;
992 	}
993 
994 	status = i40e_read_nvm_word(hw, pba_ptr, &pba_size);
995 	if (status) {
996 		hw_dbg(hw, "Failed to read PBA Block size.\n");
997 		return status;
998 	}
999 
1000 	/* Subtract one to get PBA word count (PBA Size word is included in
1001 	 * total size)
1002 	 */
1003 	pba_size--;
1004 	if (pba_num_size < (((u32)pba_size * 2) + 1)) {
1005 		hw_dbg(hw, "Buffer too small for PBA data.\n");
1006 		return I40E_ERR_PARAM;
1007 	}
1008 
1009 	for (i = 0; i < pba_size; i++) {
1010 		status = i40e_read_nvm_word(hw, (pba_ptr + 1) + i, &pba_word);
1011 		if (status) {
1012 			hw_dbg(hw, "Failed to read PBA Block word %d.\n", i);
1013 			return status;
1014 		}
1015 
1016 		pba_num[(i * 2)] = (pba_word >> 8) & 0xFF;
1017 		pba_num[(i * 2) + 1] = pba_word & 0xFF;
1018 	}
1019 	pba_num[(pba_size * 2)] = '\0';
1020 
1021 	return status;
1022 }
1023 
1024 /**
1025  * i40e_get_media_type - Gets media type
1026  * @hw: pointer to the hardware structure
1027  **/
i40e_get_media_type(struct i40e_hw * hw)1028 static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
1029 {
1030 	enum i40e_media_type media;
1031 
1032 	switch (hw->phy.link_info.phy_type) {
1033 	case I40E_PHY_TYPE_10GBASE_SR:
1034 	case I40E_PHY_TYPE_10GBASE_LR:
1035 	case I40E_PHY_TYPE_1000BASE_SX:
1036 	case I40E_PHY_TYPE_1000BASE_LX:
1037 	case I40E_PHY_TYPE_40GBASE_SR4:
1038 	case I40E_PHY_TYPE_40GBASE_LR4:
1039 	case I40E_PHY_TYPE_25GBASE_LR:
1040 	case I40E_PHY_TYPE_25GBASE_SR:
1041 		media = I40E_MEDIA_TYPE_FIBER;
1042 		break;
1043 	case I40E_PHY_TYPE_100BASE_TX:
1044 	case I40E_PHY_TYPE_1000BASE_T:
1045 	case I40E_PHY_TYPE_2_5GBASE_T_LINK_STATUS:
1046 	case I40E_PHY_TYPE_5GBASE_T_LINK_STATUS:
1047 	case I40E_PHY_TYPE_10GBASE_T:
1048 		media = I40E_MEDIA_TYPE_BASET;
1049 		break;
1050 	case I40E_PHY_TYPE_10GBASE_CR1_CU:
1051 	case I40E_PHY_TYPE_40GBASE_CR4_CU:
1052 	case I40E_PHY_TYPE_10GBASE_CR1:
1053 	case I40E_PHY_TYPE_40GBASE_CR4:
1054 	case I40E_PHY_TYPE_10GBASE_SFPP_CU:
1055 	case I40E_PHY_TYPE_40GBASE_AOC:
1056 	case I40E_PHY_TYPE_10GBASE_AOC:
1057 	case I40E_PHY_TYPE_25GBASE_CR:
1058 	case I40E_PHY_TYPE_25GBASE_AOC:
1059 	case I40E_PHY_TYPE_25GBASE_ACC:
1060 		media = I40E_MEDIA_TYPE_DA;
1061 		break;
1062 	case I40E_PHY_TYPE_1000BASE_KX:
1063 	case I40E_PHY_TYPE_10GBASE_KX4:
1064 	case I40E_PHY_TYPE_10GBASE_KR:
1065 	case I40E_PHY_TYPE_40GBASE_KR4:
1066 	case I40E_PHY_TYPE_20GBASE_KR2:
1067 	case I40E_PHY_TYPE_25GBASE_KR:
1068 		media = I40E_MEDIA_TYPE_BACKPLANE;
1069 		break;
1070 	case I40E_PHY_TYPE_SGMII:
1071 	case I40E_PHY_TYPE_XAUI:
1072 	case I40E_PHY_TYPE_XFI:
1073 	case I40E_PHY_TYPE_XLAUI:
1074 	case I40E_PHY_TYPE_XLPPI:
1075 	default:
1076 		media = I40E_MEDIA_TYPE_UNKNOWN;
1077 		break;
1078 	}
1079 
1080 	return media;
1081 }
1082 
1083 /**
1084  * i40e_poll_globr - Poll for Global Reset completion
1085  * @hw: pointer to the hardware structure
1086  * @retry_limit: how many times to retry before failure
1087  **/
i40e_poll_globr(struct i40e_hw * hw,u32 retry_limit)1088 static i40e_status i40e_poll_globr(struct i40e_hw *hw,
1089 				   u32 retry_limit)
1090 {
1091 	u32 cnt, reg = 0;
1092 
1093 	for (cnt = 0; cnt < retry_limit; cnt++) {
1094 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1095 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1096 			return 0;
1097 		msleep(100);
1098 	}
1099 
1100 	hw_dbg(hw, "Global reset failed.\n");
1101 	hw_dbg(hw, "I40E_GLGEN_RSTAT = 0x%x\n", reg);
1102 
1103 	return I40E_ERR_RESET_FAILED;
1104 }
1105 
1106 #define I40E_PF_RESET_WAIT_COUNT_A0	200
1107 #define I40E_PF_RESET_WAIT_COUNT	200
1108 /**
1109  * i40e_pf_reset - Reset the PF
1110  * @hw: pointer to the hardware structure
1111  *
1112  * Assuming someone else has triggered a global reset,
1113  * assure the global reset is complete and then reset the PF
1114  **/
i40e_pf_reset(struct i40e_hw * hw)1115 i40e_status i40e_pf_reset(struct i40e_hw *hw)
1116 {
1117 	u32 cnt = 0;
1118 	u32 cnt1 = 0;
1119 	u32 reg = 0;
1120 	u32 grst_del;
1121 
1122 	/* Poll for Global Reset steady state in case of recent GRST.
1123 	 * The grst delay value is in 100ms units, and we'll wait a
1124 	 * couple counts longer to be sure we don't just miss the end.
1125 	 */
1126 	grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) &
1127 		    I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >>
1128 		    I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
1129 
1130 	/* It can take upto 15 secs for GRST steady state.
1131 	 * Bump it to 16 secs max to be safe.
1132 	 */
1133 	grst_del = grst_del * 20;
1134 
1135 	for (cnt = 0; cnt < grst_del; cnt++) {
1136 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1137 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1138 			break;
1139 		msleep(100);
1140 	}
1141 	if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1142 		hw_dbg(hw, "Global reset polling failed to complete.\n");
1143 		return I40E_ERR_RESET_FAILED;
1144 	}
1145 
1146 	/* Now Wait for the FW to be ready */
1147 	for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
1148 		reg = rd32(hw, I40E_GLNVM_ULD);
1149 		reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1150 			I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
1151 		if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1152 			    I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
1153 			hw_dbg(hw, "Core and Global modules ready %d\n", cnt1);
1154 			break;
1155 		}
1156 		usleep_range(10000, 20000);
1157 	}
1158 	if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1159 		     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
1160 		hw_dbg(hw, "wait for FW Reset complete timedout\n");
1161 		hw_dbg(hw, "I40E_GLNVM_ULD = 0x%x\n", reg);
1162 		return I40E_ERR_RESET_FAILED;
1163 	}
1164 
1165 	/* If there was a Global Reset in progress when we got here,
1166 	 * we don't need to do the PF Reset
1167 	 */
1168 	if (!cnt) {
1169 		u32 reg2 = 0;
1170 		if (hw->revision_id == 0)
1171 			cnt = I40E_PF_RESET_WAIT_COUNT_A0;
1172 		else
1173 			cnt = I40E_PF_RESET_WAIT_COUNT;
1174 		reg = rd32(hw, I40E_PFGEN_CTRL);
1175 		wr32(hw, I40E_PFGEN_CTRL,
1176 		     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
1177 		for (; cnt; cnt--) {
1178 			reg = rd32(hw, I40E_PFGEN_CTRL);
1179 			if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
1180 				break;
1181 			reg2 = rd32(hw, I40E_GLGEN_RSTAT);
1182 			if (reg2 & I40E_GLGEN_RSTAT_DEVSTATE_MASK)
1183 				break;
1184 			usleep_range(1000, 2000);
1185 		}
1186 		if (reg2 & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1187 			if (i40e_poll_globr(hw, grst_del))
1188 				return I40E_ERR_RESET_FAILED;
1189 		} else if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
1190 			hw_dbg(hw, "PF reset polling failed to complete.\n");
1191 			return I40E_ERR_RESET_FAILED;
1192 		}
1193 	}
1194 
1195 	i40e_clear_pxe_mode(hw);
1196 
1197 	return 0;
1198 }
1199 
1200 /**
1201  * i40e_clear_hw - clear out any left over hw state
1202  * @hw: pointer to the hw struct
1203  *
1204  * Clear queues and interrupts, typically called at init time,
1205  * but after the capabilities have been found so we know how many
1206  * queues and msix vectors have been allocated.
1207  **/
i40e_clear_hw(struct i40e_hw * hw)1208 void i40e_clear_hw(struct i40e_hw *hw)
1209 {
1210 	u32 num_queues, base_queue;
1211 	u32 num_pf_int;
1212 	u32 num_vf_int;
1213 	u32 num_vfs;
1214 	u32 i, j;
1215 	u32 val;
1216 	u32 eol = 0x7ff;
1217 
1218 	/* get number of interrupts, queues, and VFs */
1219 	val = rd32(hw, I40E_GLPCI_CNF2);
1220 	num_pf_int = (val & I40E_GLPCI_CNF2_MSI_X_PF_N_MASK) >>
1221 		     I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT;
1222 	num_vf_int = (val & I40E_GLPCI_CNF2_MSI_X_VF_N_MASK) >>
1223 		     I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT;
1224 
1225 	val = rd32(hw, I40E_PFLAN_QALLOC);
1226 	base_queue = (val & I40E_PFLAN_QALLOC_FIRSTQ_MASK) >>
1227 		     I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
1228 	j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
1229 	    I40E_PFLAN_QALLOC_LASTQ_SHIFT;
1230 	if (val & I40E_PFLAN_QALLOC_VALID_MASK)
1231 		num_queues = (j - base_queue) + 1;
1232 	else
1233 		num_queues = 0;
1234 
1235 	val = rd32(hw, I40E_PF_VT_PFALLOC);
1236 	i = (val & I40E_PF_VT_PFALLOC_FIRSTVF_MASK) >>
1237 	    I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
1238 	j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
1239 	    I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
1240 	if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
1241 		num_vfs = (j - i) + 1;
1242 	else
1243 		num_vfs = 0;
1244 
1245 	/* stop all the interrupts */
1246 	wr32(hw, I40E_PFINT_ICR0_ENA, 0);
1247 	val = 0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT;
1248 	for (i = 0; i < num_pf_int - 2; i++)
1249 		wr32(hw, I40E_PFINT_DYN_CTLN(i), val);
1250 
1251 	/* Set the FIRSTQ_INDX field to 0x7FF in PFINT_LNKLSTx */
1252 	val = eol << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1253 	wr32(hw, I40E_PFINT_LNKLST0, val);
1254 	for (i = 0; i < num_pf_int - 2; i++)
1255 		wr32(hw, I40E_PFINT_LNKLSTN(i), val);
1256 	val = eol << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1257 	for (i = 0; i < num_vfs; i++)
1258 		wr32(hw, I40E_VPINT_LNKLST0(i), val);
1259 	for (i = 0; i < num_vf_int - 2; i++)
1260 		wr32(hw, I40E_VPINT_LNKLSTN(i), val);
1261 
1262 	/* warn the HW of the coming Tx disables */
1263 	for (i = 0; i < num_queues; i++) {
1264 		u32 abs_queue_idx = base_queue + i;
1265 		u32 reg_block = 0;
1266 
1267 		if (abs_queue_idx >= 128) {
1268 			reg_block = abs_queue_idx / 128;
1269 			abs_queue_idx %= 128;
1270 		}
1271 
1272 		val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1273 		val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1274 		val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1275 		val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1276 
1277 		wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), val);
1278 	}
1279 	udelay(400);
1280 
1281 	/* stop all the queues */
1282 	for (i = 0; i < num_queues; i++) {
1283 		wr32(hw, I40E_QINT_TQCTL(i), 0);
1284 		wr32(hw, I40E_QTX_ENA(i), 0);
1285 		wr32(hw, I40E_QINT_RQCTL(i), 0);
1286 		wr32(hw, I40E_QRX_ENA(i), 0);
1287 	}
1288 
1289 	/* short wait for all queue disables to settle */
1290 	udelay(50);
1291 }
1292 
1293 /**
1294  * i40e_clear_pxe_mode - clear pxe operations mode
1295  * @hw: pointer to the hw struct
1296  *
1297  * Make sure all PXE mode settings are cleared, including things
1298  * like descriptor fetch/write-back mode.
1299  **/
i40e_clear_pxe_mode(struct i40e_hw * hw)1300 void i40e_clear_pxe_mode(struct i40e_hw *hw)
1301 {
1302 	u32 reg;
1303 
1304 	if (i40e_check_asq_alive(hw))
1305 		i40e_aq_clear_pxe_mode(hw, NULL);
1306 
1307 	/* Clear single descriptor fetch/write-back mode */
1308 	reg = rd32(hw, I40E_GLLAN_RCTL_0);
1309 
1310 	if (hw->revision_id == 0) {
1311 		/* As a work around clear PXE_MODE instead of setting it */
1312 		wr32(hw, I40E_GLLAN_RCTL_0, (reg & (~I40E_GLLAN_RCTL_0_PXE_MODE_MASK)));
1313 	} else {
1314 		wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK));
1315 	}
1316 }
1317 
1318 /**
1319  * i40e_led_is_mine - helper to find matching led
1320  * @hw: pointer to the hw struct
1321  * @idx: index into GPIO registers
1322  *
1323  * returns: 0 if no match, otherwise the value of the GPIO_CTL register
1324  */
i40e_led_is_mine(struct i40e_hw * hw,int idx)1325 static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
1326 {
1327 	u32 gpio_val = 0;
1328 	u32 port;
1329 
1330 	if (!I40E_IS_X710TL_DEVICE(hw->device_id) &&
1331 	    !hw->func_caps.led[idx])
1332 		return 0;
1333 	gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
1334 	port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
1335 		I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
1336 
1337 	/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
1338 	 * if it is not our port then ignore
1339 	 */
1340 	if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
1341 	    (port != hw->port))
1342 		return 0;
1343 
1344 	return gpio_val;
1345 }
1346 
1347 #define I40E_FW_LED BIT(4)
1348 #define I40E_LED_MODE_VALID (I40E_GLGEN_GPIO_CTL_LED_MODE_MASK >> \
1349 			     I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT)
1350 
1351 #define I40E_LED0 22
1352 
1353 #define I40E_PIN_FUNC_SDP 0x0
1354 #define I40E_PIN_FUNC_LED 0x1
1355 
1356 /**
1357  * i40e_led_get - return current on/off mode
1358  * @hw: pointer to the hw struct
1359  *
1360  * The value returned is the 'mode' field as defined in the
1361  * GPIO register definitions: 0x0 = off, 0xf = on, and other
1362  * values are variations of possible behaviors relating to
1363  * blink, link, and wire.
1364  **/
i40e_led_get(struct i40e_hw * hw)1365 u32 i40e_led_get(struct i40e_hw *hw)
1366 {
1367 	u32 mode = 0;
1368 	int i;
1369 
1370 	/* as per the documentation GPIO 22-29 are the LED
1371 	 * GPIO pins named LED0..LED7
1372 	 */
1373 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1374 		u32 gpio_val = i40e_led_is_mine(hw, i);
1375 
1376 		if (!gpio_val)
1377 			continue;
1378 
1379 		mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
1380 			I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
1381 		break;
1382 	}
1383 
1384 	return mode;
1385 }
1386 
1387 /**
1388  * i40e_led_set - set new on/off mode
1389  * @hw: pointer to the hw struct
1390  * @mode: 0=off, 0xf=on (else see manual for mode details)
1391  * @blink: true if the LED should blink when on, false if steady
1392  *
1393  * if this function is used to turn on the blink it should
1394  * be used to disable the blink when restoring the original state.
1395  **/
i40e_led_set(struct i40e_hw * hw,u32 mode,bool blink)1396 void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
1397 {
1398 	int i;
1399 
1400 	if (mode & ~I40E_LED_MODE_VALID) {
1401 		hw_dbg(hw, "invalid mode passed in %X\n", mode);
1402 		return;
1403 	}
1404 
1405 	/* as per the documentation GPIO 22-29 are the LED
1406 	 * GPIO pins named LED0..LED7
1407 	 */
1408 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1409 		u32 gpio_val = i40e_led_is_mine(hw, i);
1410 
1411 		if (!gpio_val)
1412 			continue;
1413 
1414 		if (I40E_IS_X710TL_DEVICE(hw->device_id)) {
1415 			u32 pin_func = 0;
1416 
1417 			if (mode & I40E_FW_LED)
1418 				pin_func = I40E_PIN_FUNC_SDP;
1419 			else
1420 				pin_func = I40E_PIN_FUNC_LED;
1421 
1422 			gpio_val &= ~I40E_GLGEN_GPIO_CTL_PIN_FUNC_MASK;
1423 			gpio_val |= ((pin_func <<
1424 				     I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT) &
1425 				     I40E_GLGEN_GPIO_CTL_PIN_FUNC_MASK);
1426 		}
1427 		gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
1428 		/* this & is a bit of paranoia, but serves as a range check */
1429 		gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
1430 			     I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
1431 
1432 		if (blink)
1433 			gpio_val |= BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1434 		else
1435 			gpio_val &= ~BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1436 
1437 		wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
1438 		break;
1439 	}
1440 }
1441 
1442 /* Admin command wrappers */
1443 
1444 /**
1445  * i40e_aq_get_phy_capabilities
1446  * @hw: pointer to the hw struct
1447  * @abilities: structure for PHY capabilities to be filled
1448  * @qualified_modules: report Qualified Modules
1449  * @report_init: report init capabilities (active are default)
1450  * @cmd_details: pointer to command details structure or NULL
1451  *
1452  * Returns the various PHY abilities supported on the Port.
1453  **/
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)1454 i40e_status i40e_aq_get_phy_capabilities(struct i40e_hw *hw,
1455 			bool qualified_modules, bool report_init,
1456 			struct i40e_aq_get_phy_abilities_resp *abilities,
1457 			struct i40e_asq_cmd_details *cmd_details)
1458 {
1459 	struct i40e_aq_desc desc;
1460 	i40e_status status;
1461 	u16 abilities_size = sizeof(struct i40e_aq_get_phy_abilities_resp);
1462 	u16 max_delay = I40E_MAX_PHY_TIMEOUT, total_delay = 0;
1463 
1464 	if (!abilities)
1465 		return I40E_ERR_PARAM;
1466 
1467 	do {
1468 		i40e_fill_default_direct_cmd_desc(&desc,
1469 					       i40e_aqc_opc_get_phy_abilities);
1470 
1471 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1472 		if (abilities_size > I40E_AQ_LARGE_BUF)
1473 			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1474 
1475 		if (qualified_modules)
1476 			desc.params.external.param0 |=
1477 			cpu_to_le32(I40E_AQ_PHY_REPORT_QUALIFIED_MODULES);
1478 
1479 		if (report_init)
1480 			desc.params.external.param0 |=
1481 			cpu_to_le32(I40E_AQ_PHY_REPORT_INITIAL_VALUES);
1482 
1483 		status = i40e_asq_send_command(hw, &desc, abilities,
1484 					       abilities_size, cmd_details);
1485 
1486 		switch (hw->aq.asq_last_status) {
1487 		case I40E_AQ_RC_EIO:
1488 			status = I40E_ERR_UNKNOWN_PHY;
1489 			break;
1490 		case I40E_AQ_RC_EAGAIN:
1491 			usleep_range(1000, 2000);
1492 			total_delay++;
1493 			status = I40E_ERR_TIMEOUT;
1494 			break;
1495 		/* also covers I40E_AQ_RC_OK */
1496 		default:
1497 			break;
1498 		}
1499 
1500 	} while ((hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN) &&
1501 		(total_delay < max_delay));
1502 
1503 	if (status)
1504 		return status;
1505 
1506 	if (report_init) {
1507 		if (hw->mac.type ==  I40E_MAC_XL710 &&
1508 		    hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
1509 		    hw->aq.api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710) {
1510 			status = i40e_aq_get_link_info(hw, true, NULL, NULL);
1511 		} else {
1512 			hw->phy.phy_types = le32_to_cpu(abilities->phy_type);
1513 			hw->phy.phy_types |=
1514 					((u64)abilities->phy_type_ext << 32);
1515 		}
1516 	}
1517 
1518 	return status;
1519 }
1520 
1521 /**
1522  * i40e_aq_set_phy_config
1523  * @hw: pointer to the hw struct
1524  * @config: structure with PHY configuration to be set
1525  * @cmd_details: pointer to command details structure or NULL
1526  *
1527  * Set the various PHY configuration parameters
1528  * supported on the Port.One or more of the Set PHY config parameters may be
1529  * ignored in an MFP mode as the PF may not have the privilege to set some
1530  * of the PHY Config parameters. This status will be indicated by the
1531  * command response.
1532  **/
i40e_aq_set_phy_config(struct i40e_hw * hw,struct i40e_aq_set_phy_config * config,struct i40e_asq_cmd_details * cmd_details)1533 enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
1534 				struct i40e_aq_set_phy_config *config,
1535 				struct i40e_asq_cmd_details *cmd_details)
1536 {
1537 	struct i40e_aq_desc desc;
1538 	struct i40e_aq_set_phy_config *cmd =
1539 			(struct i40e_aq_set_phy_config *)&desc.params.raw;
1540 	enum i40e_status_code status;
1541 
1542 	if (!config)
1543 		return I40E_ERR_PARAM;
1544 
1545 	i40e_fill_default_direct_cmd_desc(&desc,
1546 					  i40e_aqc_opc_set_phy_config);
1547 
1548 	*cmd = *config;
1549 
1550 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1551 
1552 	return status;
1553 }
1554 
1555 static noinline_for_stack enum i40e_status_code
i40e_set_fc_status(struct i40e_hw * hw,struct i40e_aq_get_phy_abilities_resp * abilities,bool atomic_restart)1556 i40e_set_fc_status(struct i40e_hw *hw,
1557 		   struct i40e_aq_get_phy_abilities_resp *abilities,
1558 		   bool atomic_restart)
1559 {
1560 	struct i40e_aq_set_phy_config config;
1561 	enum i40e_fc_mode fc_mode = hw->fc.requested_mode;
1562 	u8 pause_mask = 0x0;
1563 
1564 	switch (fc_mode) {
1565 	case I40E_FC_FULL:
1566 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1567 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1568 		break;
1569 	case I40E_FC_RX_PAUSE:
1570 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1571 		break;
1572 	case I40E_FC_TX_PAUSE:
1573 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1574 		break;
1575 	default:
1576 		break;
1577 	}
1578 
1579 	memset(&config, 0, sizeof(struct i40e_aq_set_phy_config));
1580 	/* clear the old pause settings */
1581 	config.abilities = abilities->abilities & ~(I40E_AQ_PHY_FLAG_PAUSE_TX) &
1582 			   ~(I40E_AQ_PHY_FLAG_PAUSE_RX);
1583 	/* set the new abilities */
1584 	config.abilities |= pause_mask;
1585 	/* If the abilities have changed, then set the new config */
1586 	if (config.abilities == abilities->abilities)
1587 		return 0;
1588 
1589 	/* Auto restart link so settings take effect */
1590 	if (atomic_restart)
1591 		config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
1592 	/* Copy over all the old settings */
1593 	config.phy_type = abilities->phy_type;
1594 	config.phy_type_ext = abilities->phy_type_ext;
1595 	config.link_speed = abilities->link_speed;
1596 	config.eee_capability = abilities->eee_capability;
1597 	config.eeer = abilities->eeer_val;
1598 	config.low_power_ctrl = abilities->d3_lpan;
1599 	config.fec_config = abilities->fec_cfg_curr_mod_ext_info &
1600 			    I40E_AQ_PHY_FEC_CONFIG_MASK;
1601 
1602 	return i40e_aq_set_phy_config(hw, &config, NULL);
1603 }
1604 
1605 /**
1606  * i40e_set_fc
1607  * @hw: pointer to the hw struct
1608  * @aq_failures: buffer to return AdminQ failure information
1609  * @atomic_restart: whether to enable atomic link restart
1610  *
1611  * Set the requested flow control mode using set_phy_config.
1612  **/
i40e_set_fc(struct i40e_hw * hw,u8 * aq_failures,bool atomic_restart)1613 enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
1614 				  bool atomic_restart)
1615 {
1616 	struct i40e_aq_get_phy_abilities_resp abilities;
1617 	enum i40e_status_code status;
1618 
1619 	*aq_failures = 0x0;
1620 
1621 	/* Get the current phy config */
1622 	status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
1623 					      NULL);
1624 	if (status) {
1625 		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
1626 		return status;
1627 	}
1628 
1629 	status = i40e_set_fc_status(hw, &abilities, atomic_restart);
1630 	if (status)
1631 		*aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
1632 
1633 	/* Update the link info */
1634 	status = i40e_update_link_info(hw);
1635 	if (status) {
1636 		/* Wait a little bit (on 40G cards it sometimes takes a really
1637 		 * long time for link to come back from the atomic reset)
1638 		 * and try once more
1639 		 */
1640 		msleep(1000);
1641 		status = i40e_update_link_info(hw);
1642 	}
1643 	if (status)
1644 		*aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;
1645 
1646 	return status;
1647 }
1648 
1649 /**
1650  * i40e_aq_clear_pxe_mode
1651  * @hw: pointer to the hw struct
1652  * @cmd_details: pointer to command details structure or NULL
1653  *
1654  * Tell the firmware that the driver is taking over from PXE
1655  **/
i40e_aq_clear_pxe_mode(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)1656 i40e_status i40e_aq_clear_pxe_mode(struct i40e_hw *hw,
1657 				struct i40e_asq_cmd_details *cmd_details)
1658 {
1659 	i40e_status status;
1660 	struct i40e_aq_desc desc;
1661 	struct i40e_aqc_clear_pxe *cmd =
1662 		(struct i40e_aqc_clear_pxe *)&desc.params.raw;
1663 
1664 	i40e_fill_default_direct_cmd_desc(&desc,
1665 					  i40e_aqc_opc_clear_pxe_mode);
1666 
1667 	cmd->rx_cnt = 0x2;
1668 
1669 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1670 
1671 	wr32(hw, I40E_GLLAN_RCTL_0, 0x1);
1672 
1673 	return status;
1674 }
1675 
1676 /**
1677  * i40e_aq_set_link_restart_an
1678  * @hw: pointer to the hw struct
1679  * @enable_link: if true: enable link, if false: disable link
1680  * @cmd_details: pointer to command details structure or NULL
1681  *
1682  * Sets up the link and restarts the Auto-Negotiation over the link.
1683  **/
i40e_aq_set_link_restart_an(struct i40e_hw * hw,bool enable_link,struct i40e_asq_cmd_details * cmd_details)1684 i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw,
1685 					bool enable_link,
1686 					struct i40e_asq_cmd_details *cmd_details)
1687 {
1688 	struct i40e_aq_desc desc;
1689 	struct i40e_aqc_set_link_restart_an *cmd =
1690 		(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
1691 	i40e_status status;
1692 
1693 	i40e_fill_default_direct_cmd_desc(&desc,
1694 					  i40e_aqc_opc_set_link_restart_an);
1695 
1696 	cmd->command = I40E_AQ_PHY_RESTART_AN;
1697 	if (enable_link)
1698 		cmd->command |= I40E_AQ_PHY_LINK_ENABLE;
1699 	else
1700 		cmd->command &= ~I40E_AQ_PHY_LINK_ENABLE;
1701 
1702 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1703 
1704 	return status;
1705 }
1706 
1707 /**
1708  * i40e_aq_get_link_info
1709  * @hw: pointer to the hw struct
1710  * @enable_lse: enable/disable LinkStatusEvent reporting
1711  * @link: pointer to link status structure - optional
1712  * @cmd_details: pointer to command details structure or NULL
1713  *
1714  * Returns the link status of the adapter.
1715  **/
i40e_aq_get_link_info(struct i40e_hw * hw,bool enable_lse,struct i40e_link_status * link,struct i40e_asq_cmd_details * cmd_details)1716 i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
1717 				bool enable_lse, struct i40e_link_status *link,
1718 				struct i40e_asq_cmd_details *cmd_details)
1719 {
1720 	struct i40e_aq_desc desc;
1721 	struct i40e_aqc_get_link_status *resp =
1722 		(struct i40e_aqc_get_link_status *)&desc.params.raw;
1723 	struct i40e_link_status *hw_link_info = &hw->phy.link_info;
1724 	i40e_status status;
1725 	bool tx_pause, rx_pause;
1726 	u16 command_flags;
1727 
1728 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
1729 
1730 	if (enable_lse)
1731 		command_flags = I40E_AQ_LSE_ENABLE;
1732 	else
1733 		command_flags = I40E_AQ_LSE_DISABLE;
1734 	resp->command_flags = cpu_to_le16(command_flags);
1735 
1736 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1737 
1738 	if (status)
1739 		goto aq_get_link_info_exit;
1740 
1741 	/* save off old link status information */
1742 	hw->phy.link_info_old = *hw_link_info;
1743 
1744 	/* update link status */
1745 	hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
1746 	hw->phy.media_type = i40e_get_media_type(hw);
1747 	hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
1748 	hw_link_info->link_info = resp->link_info;
1749 	hw_link_info->an_info = resp->an_info;
1750 	hw_link_info->fec_info = resp->config & (I40E_AQ_CONFIG_FEC_KR_ENA |
1751 						 I40E_AQ_CONFIG_FEC_RS_ENA);
1752 	hw_link_info->ext_info = resp->ext_info;
1753 	hw_link_info->loopback = resp->loopback & I40E_AQ_LOOPBACK_MASK;
1754 	hw_link_info->max_frame_size = le16_to_cpu(resp->max_frame_size);
1755 	hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK;
1756 
1757 	/* update fc info */
1758 	tx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_TX);
1759 	rx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_RX);
1760 	if (tx_pause & rx_pause)
1761 		hw->fc.current_mode = I40E_FC_FULL;
1762 	else if (tx_pause)
1763 		hw->fc.current_mode = I40E_FC_TX_PAUSE;
1764 	else if (rx_pause)
1765 		hw->fc.current_mode = I40E_FC_RX_PAUSE;
1766 	else
1767 		hw->fc.current_mode = I40E_FC_NONE;
1768 
1769 	if (resp->config & I40E_AQ_CONFIG_CRC_ENA)
1770 		hw_link_info->crc_enable = true;
1771 	else
1772 		hw_link_info->crc_enable = false;
1773 
1774 	if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_IS_ENABLED))
1775 		hw_link_info->lse_enable = true;
1776 	else
1777 		hw_link_info->lse_enable = false;
1778 
1779 	if ((hw->mac.type == I40E_MAC_XL710) &&
1780 	    (hw->aq.fw_maj_ver < 4 || (hw->aq.fw_maj_ver == 4 &&
1781 	     hw->aq.fw_min_ver < 40)) && hw_link_info->phy_type == 0xE)
1782 		hw_link_info->phy_type = I40E_PHY_TYPE_10GBASE_SFPP_CU;
1783 
1784 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE &&
1785 	    hw->mac.type != I40E_MAC_X722) {
1786 		__le32 tmp;
1787 
1788 		memcpy(&tmp, resp->link_type, sizeof(tmp));
1789 		hw->phy.phy_types = le32_to_cpu(tmp);
1790 		hw->phy.phy_types |= ((u64)resp->link_type_ext << 32);
1791 	}
1792 
1793 	/* save link status information */
1794 	if (link)
1795 		*link = *hw_link_info;
1796 
1797 	/* flag cleared so helper functions don't call AQ again */
1798 	hw->phy.get_link_info = false;
1799 
1800 aq_get_link_info_exit:
1801 	return status;
1802 }
1803 
1804 /**
1805  * i40e_aq_set_phy_int_mask
1806  * @hw: pointer to the hw struct
1807  * @mask: interrupt mask to be set
1808  * @cmd_details: pointer to command details structure or NULL
1809  *
1810  * Set link interrupt mask.
1811  **/
i40e_aq_set_phy_int_mask(struct i40e_hw * hw,u16 mask,struct i40e_asq_cmd_details * cmd_details)1812 i40e_status i40e_aq_set_phy_int_mask(struct i40e_hw *hw,
1813 				     u16 mask,
1814 				     struct i40e_asq_cmd_details *cmd_details)
1815 {
1816 	struct i40e_aq_desc desc;
1817 	struct i40e_aqc_set_phy_int_mask *cmd =
1818 		(struct i40e_aqc_set_phy_int_mask *)&desc.params.raw;
1819 	i40e_status status;
1820 
1821 	i40e_fill_default_direct_cmd_desc(&desc,
1822 					  i40e_aqc_opc_set_phy_int_mask);
1823 
1824 	cmd->event_mask = cpu_to_le16(mask);
1825 
1826 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1827 
1828 	return status;
1829 }
1830 
1831 /**
1832  * i40e_aq_set_phy_debug
1833  * @hw: pointer to the hw struct
1834  * @cmd_flags: debug command flags
1835  * @cmd_details: pointer to command details structure or NULL
1836  *
1837  * Reset the external PHY.
1838  **/
i40e_aq_set_phy_debug(struct i40e_hw * hw,u8 cmd_flags,struct i40e_asq_cmd_details * cmd_details)1839 i40e_status i40e_aq_set_phy_debug(struct i40e_hw *hw, u8 cmd_flags,
1840 				  struct i40e_asq_cmd_details *cmd_details)
1841 {
1842 	struct i40e_aq_desc desc;
1843 	struct i40e_aqc_set_phy_debug *cmd =
1844 		(struct i40e_aqc_set_phy_debug *)&desc.params.raw;
1845 	i40e_status status;
1846 
1847 	i40e_fill_default_direct_cmd_desc(&desc,
1848 					  i40e_aqc_opc_set_phy_debug);
1849 
1850 	cmd->command_flags = cmd_flags;
1851 
1852 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1853 
1854 	return status;
1855 }
1856 
1857 /**
1858  * i40e_is_aq_api_ver_ge
1859  * @aq: pointer to AdminQ info containing HW API version to compare
1860  * @maj: API major value
1861  * @min: API minor value
1862  *
1863  * Assert whether current HW API version is greater/equal than provided.
1864  **/
i40e_is_aq_api_ver_ge(struct i40e_adminq_info * aq,u16 maj,u16 min)1865 static bool i40e_is_aq_api_ver_ge(struct i40e_adminq_info *aq, u16 maj,
1866 				  u16 min)
1867 {
1868 	return (aq->api_maj_ver > maj ||
1869 		(aq->api_maj_ver == maj && aq->api_min_ver >= min));
1870 }
1871 
1872 /**
1873  * i40e_aq_add_vsi
1874  * @hw: pointer to the hw struct
1875  * @vsi_ctx: pointer to a vsi context struct
1876  * @cmd_details: pointer to command details structure or NULL
1877  *
1878  * Add a VSI context to the hardware.
1879 **/
i40e_aq_add_vsi(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)1880 i40e_status i40e_aq_add_vsi(struct i40e_hw *hw,
1881 				struct i40e_vsi_context *vsi_ctx,
1882 				struct i40e_asq_cmd_details *cmd_details)
1883 {
1884 	struct i40e_aq_desc desc;
1885 	struct i40e_aqc_add_get_update_vsi *cmd =
1886 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1887 	struct i40e_aqc_add_get_update_vsi_completion *resp =
1888 		(struct i40e_aqc_add_get_update_vsi_completion *)
1889 		&desc.params.raw;
1890 	i40e_status status;
1891 
1892 	i40e_fill_default_direct_cmd_desc(&desc,
1893 					  i40e_aqc_opc_add_vsi);
1894 
1895 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid);
1896 	cmd->connection_type = vsi_ctx->connection_type;
1897 	cmd->vf_id = vsi_ctx->vf_num;
1898 	cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags);
1899 
1900 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1901 
1902 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1903 				    sizeof(vsi_ctx->info), cmd_details);
1904 
1905 	if (status)
1906 		goto aq_add_vsi_exit;
1907 
1908 	vsi_ctx->seid = le16_to_cpu(resp->seid);
1909 	vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
1910 	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
1911 	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
1912 
1913 aq_add_vsi_exit:
1914 	return status;
1915 }
1916 
1917 /**
1918  * i40e_aq_set_default_vsi
1919  * @hw: pointer to the hw struct
1920  * @seid: vsi number
1921  * @cmd_details: pointer to command details structure or NULL
1922  **/
i40e_aq_set_default_vsi(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)1923 i40e_status i40e_aq_set_default_vsi(struct i40e_hw *hw,
1924 				    u16 seid,
1925 				    struct i40e_asq_cmd_details *cmd_details)
1926 {
1927 	struct i40e_aq_desc desc;
1928 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1929 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
1930 		&desc.params.raw;
1931 	i40e_status status;
1932 
1933 	i40e_fill_default_direct_cmd_desc(&desc,
1934 					  i40e_aqc_opc_set_vsi_promiscuous_modes);
1935 
1936 	cmd->promiscuous_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
1937 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
1938 	cmd->seid = cpu_to_le16(seid);
1939 
1940 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1941 
1942 	return status;
1943 }
1944 
1945 /**
1946  * i40e_aq_clear_default_vsi
1947  * @hw: pointer to the hw struct
1948  * @seid: vsi number
1949  * @cmd_details: pointer to command details structure or NULL
1950  **/
i40e_aq_clear_default_vsi(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)1951 i40e_status i40e_aq_clear_default_vsi(struct i40e_hw *hw,
1952 				      u16 seid,
1953 				      struct i40e_asq_cmd_details *cmd_details)
1954 {
1955 	struct i40e_aq_desc desc;
1956 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1957 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
1958 		&desc.params.raw;
1959 	i40e_status status;
1960 
1961 	i40e_fill_default_direct_cmd_desc(&desc,
1962 					  i40e_aqc_opc_set_vsi_promiscuous_modes);
1963 
1964 	cmd->promiscuous_flags = cpu_to_le16(0);
1965 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
1966 	cmd->seid = cpu_to_le16(seid);
1967 
1968 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1969 
1970 	return status;
1971 }
1972 
1973 /**
1974  * i40e_aq_set_vsi_unicast_promiscuous
1975  * @hw: pointer to the hw struct
1976  * @seid: vsi number
1977  * @set: set unicast promiscuous enable/disable
1978  * @cmd_details: pointer to command details structure or NULL
1979  * @rx_only_promisc: flag to decide if egress traffic gets mirrored in promisc
1980  **/
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)1981 i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
1982 				u16 seid, bool set,
1983 				struct i40e_asq_cmd_details *cmd_details,
1984 				bool rx_only_promisc)
1985 {
1986 	struct i40e_aq_desc desc;
1987 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1988 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
1989 	i40e_status status;
1990 	u16 flags = 0;
1991 
1992 	i40e_fill_default_direct_cmd_desc(&desc,
1993 					i40e_aqc_opc_set_vsi_promiscuous_modes);
1994 
1995 	if (set) {
1996 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
1997 		if (rx_only_promisc && i40e_is_aq_api_ver_ge(&hw->aq, 1, 5))
1998 			flags |= I40E_AQC_SET_VSI_PROMISC_RX_ONLY;
1999 	}
2000 
2001 	cmd->promiscuous_flags = cpu_to_le16(flags);
2002 
2003 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2004 	if (i40e_is_aq_api_ver_ge(&hw->aq, 1, 5))
2005 		cmd->valid_flags |=
2006 			cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_RX_ONLY);
2007 
2008 	cmd->seid = cpu_to_le16(seid);
2009 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2010 
2011 	return status;
2012 }
2013 
2014 /**
2015  * i40e_aq_set_vsi_multicast_promiscuous
2016  * @hw: pointer to the hw struct
2017  * @seid: vsi number
2018  * @set: set multicast promiscuous enable/disable
2019  * @cmd_details: pointer to command details structure or NULL
2020  **/
i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw * hw,u16 seid,bool set,struct i40e_asq_cmd_details * cmd_details)2021 i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
2022 				u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
2023 {
2024 	struct i40e_aq_desc desc;
2025 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2026 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2027 	i40e_status status;
2028 	u16 flags = 0;
2029 
2030 	i40e_fill_default_direct_cmd_desc(&desc,
2031 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2032 
2033 	if (set)
2034 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2035 
2036 	cmd->promiscuous_flags = cpu_to_le16(flags);
2037 
2038 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2039 
2040 	cmd->seid = cpu_to_le16(seid);
2041 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2042 
2043 	return status;
2044 }
2045 
2046 /**
2047  * i40e_aq_set_vsi_mc_promisc_on_vlan
2048  * @hw: pointer to the hw struct
2049  * @seid: vsi number
2050  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2051  * @vid: The VLAN tag filter - capture any multicast packet with this VLAN tag
2052  * @cmd_details: pointer to command details structure or NULL
2053  **/
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)2054 enum i40e_status_code i40e_aq_set_vsi_mc_promisc_on_vlan(struct i40e_hw *hw,
2055 							 u16 seid, bool enable,
2056 							 u16 vid,
2057 				struct i40e_asq_cmd_details *cmd_details)
2058 {
2059 	struct i40e_aq_desc desc;
2060 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2061 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2062 	enum i40e_status_code status;
2063 	u16 flags = 0;
2064 
2065 	i40e_fill_default_direct_cmd_desc(&desc,
2066 					  i40e_aqc_opc_set_vsi_promiscuous_modes);
2067 
2068 	if (enable)
2069 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2070 
2071 	cmd->promiscuous_flags = cpu_to_le16(flags);
2072 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2073 	cmd->seid = cpu_to_le16(seid);
2074 	cmd->vlan_tag = cpu_to_le16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2075 
2076 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2077 
2078 	return status;
2079 }
2080 
2081 /**
2082  * i40e_aq_set_vsi_uc_promisc_on_vlan
2083  * @hw: pointer to the hw struct
2084  * @seid: vsi number
2085  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2086  * @vid: The VLAN tag filter - capture any unicast packet with this VLAN tag
2087  * @cmd_details: pointer to command details structure or NULL
2088  **/
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)2089 enum i40e_status_code i40e_aq_set_vsi_uc_promisc_on_vlan(struct i40e_hw *hw,
2090 							 u16 seid, bool enable,
2091 							 u16 vid,
2092 				struct i40e_asq_cmd_details *cmd_details)
2093 {
2094 	struct i40e_aq_desc desc;
2095 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2096 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2097 	enum i40e_status_code status;
2098 	u16 flags = 0;
2099 
2100 	i40e_fill_default_direct_cmd_desc(&desc,
2101 					  i40e_aqc_opc_set_vsi_promiscuous_modes);
2102 
2103 	if (enable) {
2104 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2105 		if (i40e_is_aq_api_ver_ge(&hw->aq, 1, 5))
2106 			flags |= I40E_AQC_SET_VSI_PROMISC_RX_ONLY;
2107 	}
2108 
2109 	cmd->promiscuous_flags = cpu_to_le16(flags);
2110 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2111 	if (i40e_is_aq_api_ver_ge(&hw->aq, 1, 5))
2112 		cmd->valid_flags |=
2113 			cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_RX_ONLY);
2114 	cmd->seid = cpu_to_le16(seid);
2115 	cmd->vlan_tag = cpu_to_le16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2116 
2117 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2118 
2119 	return status;
2120 }
2121 
2122 /**
2123  * i40e_aq_set_vsi_bc_promisc_on_vlan
2124  * @hw: pointer to the hw struct
2125  * @seid: vsi number
2126  * @enable: set broadcast promiscuous enable/disable for a given VLAN
2127  * @vid: The VLAN tag filter - capture any broadcast packet with this VLAN tag
2128  * @cmd_details: pointer to command details structure or NULL
2129  **/
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)2130 i40e_status i40e_aq_set_vsi_bc_promisc_on_vlan(struct i40e_hw *hw,
2131 				u16 seid, bool enable, u16 vid,
2132 				struct i40e_asq_cmd_details *cmd_details)
2133 {
2134 	struct i40e_aq_desc desc;
2135 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2136 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2137 	i40e_status status;
2138 	u16 flags = 0;
2139 
2140 	i40e_fill_default_direct_cmd_desc(&desc,
2141 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2142 
2143 	if (enable)
2144 		flags |= I40E_AQC_SET_VSI_PROMISC_BROADCAST;
2145 
2146 	cmd->promiscuous_flags = cpu_to_le16(flags);
2147 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2148 	cmd->seid = cpu_to_le16(seid);
2149 	cmd->vlan_tag = cpu_to_le16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2150 
2151 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2152 
2153 	return status;
2154 }
2155 
2156 /**
2157  * i40e_aq_set_vsi_broadcast
2158  * @hw: pointer to the hw struct
2159  * @seid: vsi number
2160  * @set_filter: true to set filter, false to clear filter
2161  * @cmd_details: pointer to command details structure or NULL
2162  *
2163  * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
2164  **/
i40e_aq_set_vsi_broadcast(struct i40e_hw * hw,u16 seid,bool set_filter,struct i40e_asq_cmd_details * cmd_details)2165 i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
2166 				u16 seid, bool set_filter,
2167 				struct i40e_asq_cmd_details *cmd_details)
2168 {
2169 	struct i40e_aq_desc desc;
2170 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2171 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2172 	i40e_status status;
2173 
2174 	i40e_fill_default_direct_cmd_desc(&desc,
2175 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2176 
2177 	if (set_filter)
2178 		cmd->promiscuous_flags
2179 			    |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2180 	else
2181 		cmd->promiscuous_flags
2182 			    &= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2183 
2184 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2185 	cmd->seid = cpu_to_le16(seid);
2186 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2187 
2188 	return status;
2189 }
2190 
2191 /**
2192  * i40e_aq_set_vsi_vlan_promisc - control the VLAN promiscuous setting
2193  * @hw: pointer to the hw struct
2194  * @seid: vsi number
2195  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2196  * @cmd_details: pointer to command details structure or NULL
2197  **/
i40e_aq_set_vsi_vlan_promisc(struct i40e_hw * hw,u16 seid,bool enable,struct i40e_asq_cmd_details * cmd_details)2198 i40e_status i40e_aq_set_vsi_vlan_promisc(struct i40e_hw *hw,
2199 				       u16 seid, bool enable,
2200 				       struct i40e_asq_cmd_details *cmd_details)
2201 {
2202 	struct i40e_aq_desc desc;
2203 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2204 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2205 	i40e_status status;
2206 	u16 flags = 0;
2207 
2208 	i40e_fill_default_direct_cmd_desc(&desc,
2209 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2210 	if (enable)
2211 		flags |= I40E_AQC_SET_VSI_PROMISC_VLAN;
2212 
2213 	cmd->promiscuous_flags = cpu_to_le16(flags);
2214 	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_VLAN);
2215 	cmd->seid = cpu_to_le16(seid);
2216 
2217 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2218 
2219 	return status;
2220 }
2221 
2222 /**
2223  * i40e_aq_get_vsi_params - get VSI configuration info
2224  * @hw: pointer to the hw struct
2225  * @vsi_ctx: pointer to a vsi context struct
2226  * @cmd_details: pointer to command details structure or NULL
2227  **/
i40e_aq_get_vsi_params(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)2228 i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw,
2229 				struct i40e_vsi_context *vsi_ctx,
2230 				struct i40e_asq_cmd_details *cmd_details)
2231 {
2232 	struct i40e_aq_desc desc;
2233 	struct i40e_aqc_add_get_update_vsi *cmd =
2234 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2235 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2236 		(struct i40e_aqc_add_get_update_vsi_completion *)
2237 		&desc.params.raw;
2238 	i40e_status status;
2239 
2240 	i40e_fill_default_direct_cmd_desc(&desc,
2241 					  i40e_aqc_opc_get_vsi_parameters);
2242 
2243 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
2244 
2245 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2246 
2247 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2248 				    sizeof(vsi_ctx->info), NULL);
2249 
2250 	if (status)
2251 		goto aq_get_vsi_params_exit;
2252 
2253 	vsi_ctx->seid = le16_to_cpu(resp->seid);
2254 	vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
2255 	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
2256 	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
2257 
2258 aq_get_vsi_params_exit:
2259 	return status;
2260 }
2261 
2262 /**
2263  * i40e_aq_update_vsi_params
2264  * @hw: pointer to the hw struct
2265  * @vsi_ctx: pointer to a vsi context struct
2266  * @cmd_details: pointer to command details structure or NULL
2267  *
2268  * Update a VSI context.
2269  **/
i40e_aq_update_vsi_params(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)2270 i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw,
2271 				struct i40e_vsi_context *vsi_ctx,
2272 				struct i40e_asq_cmd_details *cmd_details)
2273 {
2274 	struct i40e_aq_desc desc;
2275 	struct i40e_aqc_add_get_update_vsi *cmd =
2276 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2277 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2278 		(struct i40e_aqc_add_get_update_vsi_completion *)
2279 		&desc.params.raw;
2280 	i40e_status status;
2281 
2282 	i40e_fill_default_direct_cmd_desc(&desc,
2283 					  i40e_aqc_opc_update_vsi_parameters);
2284 	cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
2285 
2286 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2287 
2288 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2289 				    sizeof(vsi_ctx->info), cmd_details);
2290 
2291 	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
2292 	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
2293 
2294 	return status;
2295 }
2296 
2297 /**
2298  * i40e_aq_get_switch_config
2299  * @hw: pointer to the hardware structure
2300  * @buf: pointer to the result buffer
2301  * @buf_size: length of input buffer
2302  * @start_seid: seid to start for the report, 0 == beginning
2303  * @cmd_details: pointer to command details structure or NULL
2304  *
2305  * Fill the buf with switch configuration returned from AdminQ command
2306  **/
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)2307 i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
2308 				struct i40e_aqc_get_switch_config_resp *buf,
2309 				u16 buf_size, u16 *start_seid,
2310 				struct i40e_asq_cmd_details *cmd_details)
2311 {
2312 	struct i40e_aq_desc desc;
2313 	struct i40e_aqc_switch_seid *scfg =
2314 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
2315 	i40e_status status;
2316 
2317 	i40e_fill_default_direct_cmd_desc(&desc,
2318 					  i40e_aqc_opc_get_switch_config);
2319 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2320 	if (buf_size > I40E_AQ_LARGE_BUF)
2321 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2322 	scfg->seid = cpu_to_le16(*start_seid);
2323 
2324 	status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
2325 	*start_seid = le16_to_cpu(scfg->seid);
2326 
2327 	return status;
2328 }
2329 
2330 /**
2331  * i40e_aq_set_switch_config
2332  * @hw: pointer to the hardware structure
2333  * @flags: bit flag values to set
2334  * @mode: cloud filter mode
2335  * @valid_flags: which bit flags to set
2336  * @mode: cloud filter mode
2337  * @cmd_details: pointer to command details structure or NULL
2338  *
2339  * Set switch configuration bits
2340  **/
i40e_aq_set_switch_config(struct i40e_hw * hw,u16 flags,u16 valid_flags,u8 mode,struct i40e_asq_cmd_details * cmd_details)2341 enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
2342 						u16 flags,
2343 						u16 valid_flags, u8 mode,
2344 				struct i40e_asq_cmd_details *cmd_details)
2345 {
2346 	struct i40e_aq_desc desc;
2347 	struct i40e_aqc_set_switch_config *scfg =
2348 		(struct i40e_aqc_set_switch_config *)&desc.params.raw;
2349 	enum i40e_status_code status;
2350 
2351 	i40e_fill_default_direct_cmd_desc(&desc,
2352 					  i40e_aqc_opc_set_switch_config);
2353 	scfg->flags = cpu_to_le16(flags);
2354 	scfg->valid_flags = cpu_to_le16(valid_flags);
2355 	scfg->mode = mode;
2356 	if (hw->flags & I40E_HW_FLAG_802_1AD_CAPABLE) {
2357 		scfg->switch_tag = cpu_to_le16(hw->switch_tag);
2358 		scfg->first_tag = cpu_to_le16(hw->first_tag);
2359 		scfg->second_tag = cpu_to_le16(hw->second_tag);
2360 	}
2361 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2362 
2363 	return status;
2364 }
2365 
2366 /**
2367  * i40e_aq_get_firmware_version
2368  * @hw: pointer to the hw struct
2369  * @fw_major_version: firmware major version
2370  * @fw_minor_version: firmware minor version
2371  * @fw_build: firmware build number
2372  * @api_major_version: major queue version
2373  * @api_minor_version: minor queue version
2374  * @cmd_details: pointer to command details structure or NULL
2375  *
2376  * Get the firmware version from the admin queue commands
2377  **/
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)2378 i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw,
2379 				u16 *fw_major_version, u16 *fw_minor_version,
2380 				u32 *fw_build,
2381 				u16 *api_major_version, u16 *api_minor_version,
2382 				struct i40e_asq_cmd_details *cmd_details)
2383 {
2384 	struct i40e_aq_desc desc;
2385 	struct i40e_aqc_get_version *resp =
2386 		(struct i40e_aqc_get_version *)&desc.params.raw;
2387 	i40e_status status;
2388 
2389 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
2390 
2391 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2392 
2393 	if (!status) {
2394 		if (fw_major_version)
2395 			*fw_major_version = le16_to_cpu(resp->fw_major);
2396 		if (fw_minor_version)
2397 			*fw_minor_version = le16_to_cpu(resp->fw_minor);
2398 		if (fw_build)
2399 			*fw_build = le32_to_cpu(resp->fw_build);
2400 		if (api_major_version)
2401 			*api_major_version = le16_to_cpu(resp->api_major);
2402 		if (api_minor_version)
2403 			*api_minor_version = le16_to_cpu(resp->api_minor);
2404 	}
2405 
2406 	return status;
2407 }
2408 
2409 /**
2410  * i40e_aq_send_driver_version
2411  * @hw: pointer to the hw struct
2412  * @dv: driver's major, minor version
2413  * @cmd_details: pointer to command details structure or NULL
2414  *
2415  * Send the driver version to the firmware
2416  **/
i40e_aq_send_driver_version(struct i40e_hw * hw,struct i40e_driver_version * dv,struct i40e_asq_cmd_details * cmd_details)2417 i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw,
2418 				struct i40e_driver_version *dv,
2419 				struct i40e_asq_cmd_details *cmd_details)
2420 {
2421 	struct i40e_aq_desc desc;
2422 	struct i40e_aqc_driver_version *cmd =
2423 		(struct i40e_aqc_driver_version *)&desc.params.raw;
2424 	i40e_status status;
2425 	u16 len;
2426 
2427 	if (dv == NULL)
2428 		return I40E_ERR_PARAM;
2429 
2430 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
2431 
2432 	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
2433 	cmd->driver_major_ver = dv->major_version;
2434 	cmd->driver_minor_ver = dv->minor_version;
2435 	cmd->driver_build_ver = dv->build_version;
2436 	cmd->driver_subbuild_ver = dv->subbuild_version;
2437 
2438 	len = 0;
2439 	while (len < sizeof(dv->driver_string) &&
2440 	       (dv->driver_string[len] < 0x80) &&
2441 	       dv->driver_string[len])
2442 		len++;
2443 	status = i40e_asq_send_command(hw, &desc, dv->driver_string,
2444 				       len, cmd_details);
2445 
2446 	return status;
2447 }
2448 
2449 /**
2450  * i40e_get_link_status - get status of the HW network link
2451  * @hw: pointer to the hw struct
2452  * @link_up: pointer to bool (true/false = linkup/linkdown)
2453  *
2454  * Variable link_up true if link is up, false if link is down.
2455  * The variable link_up is invalid if returned value of status != 0
2456  *
2457  * Side effect: LinkStatusEvent reporting becomes enabled
2458  **/
i40e_get_link_status(struct i40e_hw * hw,bool * link_up)2459 i40e_status i40e_get_link_status(struct i40e_hw *hw, bool *link_up)
2460 {
2461 	i40e_status status = 0;
2462 
2463 	if (hw->phy.get_link_info) {
2464 		status = i40e_update_link_info(hw);
2465 
2466 		if (status)
2467 			i40e_debug(hw, I40E_DEBUG_LINK, "get link failed: status %d\n",
2468 				   status);
2469 	}
2470 
2471 	*link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
2472 
2473 	return status;
2474 }
2475 
2476 /**
2477  * i40e_update_link_info - update status of the HW network link
2478  * @hw: pointer to the hw struct
2479  **/
i40e_update_link_info(struct i40e_hw * hw)2480 noinline_for_stack i40e_status i40e_update_link_info(struct i40e_hw *hw)
2481 {
2482 	struct i40e_aq_get_phy_abilities_resp abilities;
2483 	i40e_status status = 0;
2484 
2485 	status = i40e_aq_get_link_info(hw, true, NULL, NULL);
2486 	if (status)
2487 		return status;
2488 
2489 	/* extra checking needed to ensure link info to user is timely */
2490 	if ((hw->phy.link_info.link_info & I40E_AQ_MEDIA_AVAILABLE) &&
2491 	    ((hw->phy.link_info.link_info & I40E_AQ_LINK_UP) ||
2492 	     !(hw->phy.link_info_old.link_info & I40E_AQ_LINK_UP))) {
2493 		status = i40e_aq_get_phy_capabilities(hw, false, false,
2494 						      &abilities, NULL);
2495 		if (status)
2496 			return status;
2497 
2498 		if (abilities.fec_cfg_curr_mod_ext_info &
2499 		    I40E_AQ_ENABLE_FEC_AUTO)
2500 			hw->phy.link_info.req_fec_info =
2501 				(I40E_AQ_REQUEST_FEC_KR |
2502 				 I40E_AQ_REQUEST_FEC_RS);
2503 		else
2504 			hw->phy.link_info.req_fec_info =
2505 				abilities.fec_cfg_curr_mod_ext_info &
2506 				(I40E_AQ_REQUEST_FEC_KR |
2507 				 I40E_AQ_REQUEST_FEC_RS);
2508 
2509 		memcpy(hw->phy.link_info.module_type, &abilities.module_type,
2510 		       sizeof(hw->phy.link_info.module_type));
2511 	}
2512 
2513 	return status;
2514 }
2515 
2516 /**
2517  * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
2518  * @hw: pointer to the hw struct
2519  * @uplink_seid: the MAC or other gizmo SEID
2520  * @downlink_seid: the VSI SEID
2521  * @enabled_tc: bitmap of TCs to be enabled
2522  * @default_port: true for default port VSI, false for control port
2523  * @veb_seid: pointer to where to put the resulting VEB SEID
2524  * @enable_stats: true to turn on VEB stats
2525  * @cmd_details: pointer to command details structure or NULL
2526  *
2527  * This asks the FW to add a VEB between the uplink and downlink
2528  * elements.  If the uplink SEID is 0, this will be a floating VEB.
2529  **/
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)2530 i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
2531 				u16 downlink_seid, u8 enabled_tc,
2532 				bool default_port, u16 *veb_seid,
2533 				bool enable_stats,
2534 				struct i40e_asq_cmd_details *cmd_details)
2535 {
2536 	struct i40e_aq_desc desc;
2537 	struct i40e_aqc_add_veb *cmd =
2538 		(struct i40e_aqc_add_veb *)&desc.params.raw;
2539 	struct i40e_aqc_add_veb_completion *resp =
2540 		(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
2541 	i40e_status status;
2542 	u16 veb_flags = 0;
2543 
2544 	/* SEIDs need to either both be set or both be 0 for floating VEB */
2545 	if (!!uplink_seid != !!downlink_seid)
2546 		return I40E_ERR_PARAM;
2547 
2548 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
2549 
2550 	cmd->uplink_seid = cpu_to_le16(uplink_seid);
2551 	cmd->downlink_seid = cpu_to_le16(downlink_seid);
2552 	cmd->enable_tcs = enabled_tc;
2553 	if (!uplink_seid)
2554 		veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
2555 	if (default_port)
2556 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
2557 	else
2558 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
2559 
2560 	/* reverse logic here: set the bitflag to disable the stats */
2561 	if (!enable_stats)
2562 		veb_flags |= I40E_AQC_ADD_VEB_ENABLE_DISABLE_STATS;
2563 
2564 	cmd->veb_flags = cpu_to_le16(veb_flags);
2565 
2566 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2567 
2568 	if (!status && veb_seid)
2569 		*veb_seid = le16_to_cpu(resp->veb_seid);
2570 
2571 	return status;
2572 }
2573 
2574 /**
2575  * i40e_aq_get_veb_parameters - Retrieve VEB parameters
2576  * @hw: pointer to the hw struct
2577  * @veb_seid: the SEID of the VEB to query
2578  * @switch_id: the uplink switch id
2579  * @floating: set to true if the VEB is floating
2580  * @statistic_index: index of the stats counter block for this VEB
2581  * @vebs_used: number of VEB's used by function
2582  * @vebs_free: total VEB's not reserved by any function
2583  * @cmd_details: pointer to command details structure or NULL
2584  *
2585  * This retrieves the parameters for a particular VEB, specified by
2586  * uplink_seid, and returns them to the caller.
2587  **/
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)2588 i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw,
2589 				u16 veb_seid, u16 *switch_id,
2590 				bool *floating, u16 *statistic_index,
2591 				u16 *vebs_used, u16 *vebs_free,
2592 				struct i40e_asq_cmd_details *cmd_details)
2593 {
2594 	struct i40e_aq_desc desc;
2595 	struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
2596 		(struct i40e_aqc_get_veb_parameters_completion *)
2597 		&desc.params.raw;
2598 	i40e_status status;
2599 
2600 	if (veb_seid == 0)
2601 		return I40E_ERR_PARAM;
2602 
2603 	i40e_fill_default_direct_cmd_desc(&desc,
2604 					  i40e_aqc_opc_get_veb_parameters);
2605 	cmd_resp->seid = cpu_to_le16(veb_seid);
2606 
2607 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2608 	if (status)
2609 		goto get_veb_exit;
2610 
2611 	if (switch_id)
2612 		*switch_id = le16_to_cpu(cmd_resp->switch_id);
2613 	if (statistic_index)
2614 		*statistic_index = le16_to_cpu(cmd_resp->statistic_index);
2615 	if (vebs_used)
2616 		*vebs_used = le16_to_cpu(cmd_resp->vebs_used);
2617 	if (vebs_free)
2618 		*vebs_free = le16_to_cpu(cmd_resp->vebs_free);
2619 	if (floating) {
2620 		u16 flags = le16_to_cpu(cmd_resp->veb_flags);
2621 
2622 		if (flags & I40E_AQC_ADD_VEB_FLOATING)
2623 			*floating = true;
2624 		else
2625 			*floating = false;
2626 	}
2627 
2628 get_veb_exit:
2629 	return status;
2630 }
2631 
2632 /**
2633  * i40e_aq_add_macvlan
2634  * @hw: pointer to the hw struct
2635  * @seid: VSI for the mac address
2636  * @mv_list: list of macvlans to be added
2637  * @count: length of the list
2638  * @cmd_details: pointer to command details structure or NULL
2639  *
2640  * Add MAC/VLAN addresses to the HW filtering
2641  **/
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)2642 i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
2643 			struct i40e_aqc_add_macvlan_element_data *mv_list,
2644 			u16 count, struct i40e_asq_cmd_details *cmd_details)
2645 {
2646 	struct i40e_aq_desc desc;
2647 	struct i40e_aqc_macvlan *cmd =
2648 		(struct i40e_aqc_macvlan *)&desc.params.raw;
2649 	i40e_status status;
2650 	u16 buf_size;
2651 	int i;
2652 
2653 	if (count == 0 || !mv_list || !hw)
2654 		return I40E_ERR_PARAM;
2655 
2656 	buf_size = count * sizeof(*mv_list);
2657 
2658 	/* prep the rest of the request */
2659 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
2660 	cmd->num_addresses = cpu_to_le16(count);
2661 	cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2662 	cmd->seid[1] = 0;
2663 	cmd->seid[2] = 0;
2664 
2665 	for (i = 0; i < count; i++)
2666 		if (is_multicast_ether_addr(mv_list[i].mac_addr))
2667 			mv_list[i].flags |=
2668 			       cpu_to_le16(I40E_AQC_MACVLAN_ADD_USE_SHARED_MAC);
2669 
2670 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2671 	if (buf_size > I40E_AQ_LARGE_BUF)
2672 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2673 
2674 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2675 				       cmd_details);
2676 
2677 	return status;
2678 }
2679 
2680 /**
2681  * i40e_aq_remove_macvlan
2682  * @hw: pointer to the hw struct
2683  * @seid: VSI for the mac address
2684  * @mv_list: list of macvlans to be removed
2685  * @count: length of the list
2686  * @cmd_details: pointer to command details structure or NULL
2687  *
2688  * Remove MAC/VLAN addresses from the HW filtering
2689  **/
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)2690 i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
2691 			struct i40e_aqc_remove_macvlan_element_data *mv_list,
2692 			u16 count, struct i40e_asq_cmd_details *cmd_details)
2693 {
2694 	struct i40e_aq_desc desc;
2695 	struct i40e_aqc_macvlan *cmd =
2696 		(struct i40e_aqc_macvlan *)&desc.params.raw;
2697 	i40e_status status;
2698 	u16 buf_size;
2699 
2700 	if (count == 0 || !mv_list || !hw)
2701 		return I40E_ERR_PARAM;
2702 
2703 	buf_size = count * sizeof(*mv_list);
2704 
2705 	/* prep the rest of the request */
2706 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
2707 	cmd->num_addresses = cpu_to_le16(count);
2708 	cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2709 	cmd->seid[1] = 0;
2710 	cmd->seid[2] = 0;
2711 
2712 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2713 	if (buf_size > I40E_AQ_LARGE_BUF)
2714 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2715 
2716 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2717 				       cmd_details);
2718 
2719 	return status;
2720 }
2721 
2722 /**
2723  * i40e_mirrorrule_op - Internal helper function to add/delete mirror rule
2724  * @hw: pointer to the hw struct
2725  * @opcode: AQ opcode for add or delete mirror rule
2726  * @sw_seid: Switch SEID (to which rule refers)
2727  * @rule_type: Rule Type (ingress/egress/VLAN)
2728  * @id: Destination VSI SEID or Rule ID
2729  * @count: length of the list
2730  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
2731  * @cmd_details: pointer to command details structure or NULL
2732  * @rule_id: Rule ID returned from FW
2733  * @rules_used: Number of rules used in internal switch
2734  * @rules_free: Number of rules free in internal switch
2735  *
2736  * Add/Delete a mirror rule to a specific switch. Mirror rules are supported for
2737  * VEBs/VEPA elements only
2738  **/
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)2739 static i40e_status i40e_mirrorrule_op(struct i40e_hw *hw,
2740 				u16 opcode, u16 sw_seid, u16 rule_type, u16 id,
2741 				u16 count, __le16 *mr_list,
2742 				struct i40e_asq_cmd_details *cmd_details,
2743 				u16 *rule_id, u16 *rules_used, u16 *rules_free)
2744 {
2745 	struct i40e_aq_desc desc;
2746 	struct i40e_aqc_add_delete_mirror_rule *cmd =
2747 		(struct i40e_aqc_add_delete_mirror_rule *)&desc.params.raw;
2748 	struct i40e_aqc_add_delete_mirror_rule_completion *resp =
2749 	(struct i40e_aqc_add_delete_mirror_rule_completion *)&desc.params.raw;
2750 	i40e_status status;
2751 	u16 buf_size;
2752 
2753 	buf_size = count * sizeof(*mr_list);
2754 
2755 	/* prep the rest of the request */
2756 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
2757 	cmd->seid = cpu_to_le16(sw_seid);
2758 	cmd->rule_type = cpu_to_le16(rule_type &
2759 				     I40E_AQC_MIRROR_RULE_TYPE_MASK);
2760 	cmd->num_entries = cpu_to_le16(count);
2761 	/* Dest VSI for add, rule_id for delete */
2762 	cmd->destination = cpu_to_le16(id);
2763 	if (mr_list) {
2764 		desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
2765 						I40E_AQ_FLAG_RD));
2766 		if (buf_size > I40E_AQ_LARGE_BUF)
2767 			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2768 	}
2769 
2770 	status = i40e_asq_send_command(hw, &desc, mr_list, buf_size,
2771 				       cmd_details);
2772 	if (!status ||
2773 	    hw->aq.asq_last_status == I40E_AQ_RC_ENOSPC) {
2774 		if (rule_id)
2775 			*rule_id = le16_to_cpu(resp->rule_id);
2776 		if (rules_used)
2777 			*rules_used = le16_to_cpu(resp->mirror_rules_used);
2778 		if (rules_free)
2779 			*rules_free = le16_to_cpu(resp->mirror_rules_free);
2780 	}
2781 	return status;
2782 }
2783 
2784 /**
2785  * i40e_aq_add_mirrorrule - add a mirror rule
2786  * @hw: pointer to the hw struct
2787  * @sw_seid: Switch SEID (to which rule refers)
2788  * @rule_type: Rule Type (ingress/egress/VLAN)
2789  * @dest_vsi: SEID of VSI to which packets will be mirrored
2790  * @count: length of the list
2791  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
2792  * @cmd_details: pointer to command details structure or NULL
2793  * @rule_id: Rule ID returned from FW
2794  * @rules_used: Number of rules used in internal switch
2795  * @rules_free: Number of rules free in internal switch
2796  *
2797  * Add mirror rule. Mirror rules are supported for VEBs or VEPA elements only
2798  **/
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)2799 i40e_status i40e_aq_add_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
2800 			u16 rule_type, u16 dest_vsi, u16 count, __le16 *mr_list,
2801 			struct i40e_asq_cmd_details *cmd_details,
2802 			u16 *rule_id, u16 *rules_used, u16 *rules_free)
2803 {
2804 	if (!(rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_INGRESS ||
2805 	    rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_EGRESS)) {
2806 		if (count == 0 || !mr_list)
2807 			return I40E_ERR_PARAM;
2808 	}
2809 
2810 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_add_mirror_rule, sw_seid,
2811 				  rule_type, dest_vsi, count, mr_list,
2812 				  cmd_details, rule_id, rules_used, rules_free);
2813 }
2814 
2815 /**
2816  * i40e_aq_delete_mirrorrule - delete a mirror rule
2817  * @hw: pointer to the hw struct
2818  * @sw_seid: Switch SEID (to which rule refers)
2819  * @rule_type: Rule Type (ingress/egress/VLAN)
2820  * @count: length of the list
2821  * @rule_id: Rule ID that is returned in the receive desc as part of
2822  *		add_mirrorrule.
2823  * @mr_list: list of mirrored VLAN IDs to be removed
2824  * @cmd_details: pointer to command details structure or NULL
2825  * @rules_used: Number of rules used in internal switch
2826  * @rules_free: Number of rules free in internal switch
2827  *
2828  * Delete a mirror rule. Mirror rules are supported for VEBs/VEPA elements only
2829  **/
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)2830 i40e_status i40e_aq_delete_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
2831 			u16 rule_type, u16 rule_id, u16 count, __le16 *mr_list,
2832 			struct i40e_asq_cmd_details *cmd_details,
2833 			u16 *rules_used, u16 *rules_free)
2834 {
2835 	/* Rule ID has to be valid except rule_type: INGRESS VLAN mirroring */
2836 	if (rule_type == I40E_AQC_MIRROR_RULE_TYPE_VLAN) {
2837 		/* count and mr_list shall be valid for rule_type INGRESS VLAN
2838 		 * mirroring. For other rule_type, count and rule_type should
2839 		 * not matter.
2840 		 */
2841 		if (count == 0 || !mr_list)
2842 			return I40E_ERR_PARAM;
2843 	}
2844 
2845 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_delete_mirror_rule, sw_seid,
2846 				  rule_type, rule_id, count, mr_list,
2847 				  cmd_details, NULL, rules_used, rules_free);
2848 }
2849 
2850 /**
2851  * i40e_aq_send_msg_to_vf
2852  * @hw: pointer to the hardware structure
2853  * @vfid: VF id to send msg
2854  * @v_opcode: opcodes for VF-PF communication
2855  * @v_retval: return error code
2856  * @msg: pointer to the msg buffer
2857  * @msglen: msg length
2858  * @cmd_details: pointer to command details
2859  *
2860  * send msg to vf
2861  **/
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)2862 i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
2863 				u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
2864 				struct i40e_asq_cmd_details *cmd_details)
2865 {
2866 	struct i40e_aq_desc desc;
2867 	struct i40e_aqc_pf_vf_message *cmd =
2868 		(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
2869 	i40e_status status;
2870 
2871 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
2872 	cmd->id = cpu_to_le32(vfid);
2873 	desc.cookie_high = cpu_to_le32(v_opcode);
2874 	desc.cookie_low = cpu_to_le32(v_retval);
2875 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
2876 	if (msglen) {
2877 		desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
2878 						I40E_AQ_FLAG_RD));
2879 		if (msglen > I40E_AQ_LARGE_BUF)
2880 			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2881 		desc.datalen = cpu_to_le16(msglen);
2882 	}
2883 	status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
2884 
2885 	return status;
2886 }
2887 
2888 /**
2889  * i40e_aq_debug_read_register
2890  * @hw: pointer to the hw struct
2891  * @reg_addr: register address
2892  * @reg_val: register value
2893  * @cmd_details: pointer to command details structure or NULL
2894  *
2895  * Read the register using the admin queue commands
2896  **/
i40e_aq_debug_read_register(struct i40e_hw * hw,u32 reg_addr,u64 * reg_val,struct i40e_asq_cmd_details * cmd_details)2897 i40e_status i40e_aq_debug_read_register(struct i40e_hw *hw,
2898 				u32 reg_addr, u64 *reg_val,
2899 				struct i40e_asq_cmd_details *cmd_details)
2900 {
2901 	struct i40e_aq_desc desc;
2902 	struct i40e_aqc_debug_reg_read_write *cmd_resp =
2903 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
2904 	i40e_status status;
2905 
2906 	if (reg_val == NULL)
2907 		return I40E_ERR_PARAM;
2908 
2909 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_read_reg);
2910 
2911 	cmd_resp->address = cpu_to_le32(reg_addr);
2912 
2913 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2914 
2915 	if (!status) {
2916 		*reg_val = ((u64)le32_to_cpu(cmd_resp->value_high) << 32) |
2917 			   (u64)le32_to_cpu(cmd_resp->value_low);
2918 	}
2919 
2920 	return status;
2921 }
2922 
2923 /**
2924  * i40e_aq_debug_write_register
2925  * @hw: pointer to the hw struct
2926  * @reg_addr: register address
2927  * @reg_val: register value
2928  * @cmd_details: pointer to command details structure or NULL
2929  *
2930  * Write to a register using the admin queue commands
2931  **/
i40e_aq_debug_write_register(struct i40e_hw * hw,u32 reg_addr,u64 reg_val,struct i40e_asq_cmd_details * cmd_details)2932 i40e_status i40e_aq_debug_write_register(struct i40e_hw *hw,
2933 					u32 reg_addr, u64 reg_val,
2934 					struct i40e_asq_cmd_details *cmd_details)
2935 {
2936 	struct i40e_aq_desc desc;
2937 	struct i40e_aqc_debug_reg_read_write *cmd =
2938 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
2939 	i40e_status status;
2940 
2941 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_write_reg);
2942 
2943 	cmd->address = cpu_to_le32(reg_addr);
2944 	cmd->value_high = cpu_to_le32((u32)(reg_val >> 32));
2945 	cmd->value_low = cpu_to_le32((u32)(reg_val & 0xFFFFFFFF));
2946 
2947 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2948 
2949 	return status;
2950 }
2951 
2952 /**
2953  * i40e_aq_request_resource
2954  * @hw: pointer to the hw struct
2955  * @resource: resource id
2956  * @access: access type
2957  * @sdp_number: resource number
2958  * @timeout: the maximum time in ms that the driver may hold the resource
2959  * @cmd_details: pointer to command details structure or NULL
2960  *
2961  * requests common resource using the admin queue commands
2962  **/
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)2963 i40e_status i40e_aq_request_resource(struct i40e_hw *hw,
2964 				enum i40e_aq_resources_ids resource,
2965 				enum i40e_aq_resource_access_type access,
2966 				u8 sdp_number, u64 *timeout,
2967 				struct i40e_asq_cmd_details *cmd_details)
2968 {
2969 	struct i40e_aq_desc desc;
2970 	struct i40e_aqc_request_resource *cmd_resp =
2971 		(struct i40e_aqc_request_resource *)&desc.params.raw;
2972 	i40e_status status;
2973 
2974 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
2975 
2976 	cmd_resp->resource_id = cpu_to_le16(resource);
2977 	cmd_resp->access_type = cpu_to_le16(access);
2978 	cmd_resp->resource_number = cpu_to_le32(sdp_number);
2979 
2980 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2981 	/* The completion specifies the maximum time in ms that the driver
2982 	 * may hold the resource in the Timeout field.
2983 	 * If the resource is held by someone else, the command completes with
2984 	 * busy return value and the timeout field indicates the maximum time
2985 	 * the current owner of the resource has to free it.
2986 	 */
2987 	if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
2988 		*timeout = le32_to_cpu(cmd_resp->timeout);
2989 
2990 	return status;
2991 }
2992 
2993 /**
2994  * i40e_aq_release_resource
2995  * @hw: pointer to the hw struct
2996  * @resource: resource id
2997  * @sdp_number: resource number
2998  * @cmd_details: pointer to command details structure or NULL
2999  *
3000  * release common resource using the admin queue commands
3001  **/
i40e_aq_release_resource(struct i40e_hw * hw,enum i40e_aq_resources_ids resource,u8 sdp_number,struct i40e_asq_cmd_details * cmd_details)3002 i40e_status i40e_aq_release_resource(struct i40e_hw *hw,
3003 				enum i40e_aq_resources_ids resource,
3004 				u8 sdp_number,
3005 				struct i40e_asq_cmd_details *cmd_details)
3006 {
3007 	struct i40e_aq_desc desc;
3008 	struct i40e_aqc_request_resource *cmd =
3009 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3010 	i40e_status status;
3011 
3012 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
3013 
3014 	cmd->resource_id = cpu_to_le16(resource);
3015 	cmd->resource_number = cpu_to_le32(sdp_number);
3016 
3017 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3018 
3019 	return status;
3020 }
3021 
3022 /**
3023  * i40e_aq_read_nvm
3024  * @hw: pointer to the hw struct
3025  * @module_pointer: module pointer location in words from the NVM beginning
3026  * @offset: byte offset from the module beginning
3027  * @length: length of the section to be read (in bytes from the offset)
3028  * @data: command buffer (size [bytes] = length)
3029  * @last_command: tells if this is the last command in a series
3030  * @cmd_details: pointer to command details structure or NULL
3031  *
3032  * Read the NVM using the admin queue commands
3033  **/
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)3034 i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
3035 				u32 offset, u16 length, void *data,
3036 				bool last_command,
3037 				struct i40e_asq_cmd_details *cmd_details)
3038 {
3039 	struct i40e_aq_desc desc;
3040 	struct i40e_aqc_nvm_update *cmd =
3041 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3042 	i40e_status status;
3043 
3044 	/* In offset the highest byte must be zeroed. */
3045 	if (offset & 0xFF000000) {
3046 		status = I40E_ERR_PARAM;
3047 		goto i40e_aq_read_nvm_exit;
3048 	}
3049 
3050 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
3051 
3052 	/* If this is the last command in a series, set the proper flag. */
3053 	if (last_command)
3054 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3055 	cmd->module_pointer = module_pointer;
3056 	cmd->offset = cpu_to_le32(offset);
3057 	cmd->length = cpu_to_le16(length);
3058 
3059 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3060 	if (length > I40E_AQ_LARGE_BUF)
3061 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3062 
3063 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3064 
3065 i40e_aq_read_nvm_exit:
3066 	return status;
3067 }
3068 
3069 /**
3070  * i40e_aq_erase_nvm
3071  * @hw: pointer to the hw struct
3072  * @module_pointer: module pointer location in words from the NVM beginning
3073  * @offset: offset in the module (expressed in 4 KB from module's beginning)
3074  * @length: length of the section to be erased (expressed in 4 KB)
3075  * @last_command: tells if this is the last command in a series
3076  * @cmd_details: pointer to command details structure or NULL
3077  *
3078  * Erase the NVM sector using the admin queue commands
3079  **/
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)3080 i40e_status i40e_aq_erase_nvm(struct i40e_hw *hw, u8 module_pointer,
3081 			      u32 offset, u16 length, bool last_command,
3082 			      struct i40e_asq_cmd_details *cmd_details)
3083 {
3084 	struct i40e_aq_desc desc;
3085 	struct i40e_aqc_nvm_update *cmd =
3086 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3087 	i40e_status status;
3088 
3089 	/* In offset the highest byte must be zeroed. */
3090 	if (offset & 0xFF000000) {
3091 		status = I40E_ERR_PARAM;
3092 		goto i40e_aq_erase_nvm_exit;
3093 	}
3094 
3095 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_erase);
3096 
3097 	/* If this is the last command in a series, set the proper flag. */
3098 	if (last_command)
3099 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3100 	cmd->module_pointer = module_pointer;
3101 	cmd->offset = cpu_to_le32(offset);
3102 	cmd->length = cpu_to_le16(length);
3103 
3104 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3105 
3106 i40e_aq_erase_nvm_exit:
3107 	return status;
3108 }
3109 
3110 /**
3111  * i40e_parse_discover_capabilities
3112  * @hw: pointer to the hw struct
3113  * @buff: pointer to a buffer containing device/function capability records
3114  * @cap_count: number of capability records in the list
3115  * @list_type_opc: type of capabilities list to parse
3116  *
3117  * Parse the device/function capabilities list.
3118  **/
i40e_parse_discover_capabilities(struct i40e_hw * hw,void * buff,u32 cap_count,enum i40e_admin_queue_opc list_type_opc)3119 static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
3120 				     u32 cap_count,
3121 				     enum i40e_admin_queue_opc list_type_opc)
3122 {
3123 	struct i40e_aqc_list_capabilities_element_resp *cap;
3124 	u32 valid_functions, num_functions;
3125 	u32 number, logical_id, phys_id;
3126 	struct i40e_hw_capabilities *p;
3127 	u16 id, ocp_cfg_word0;
3128 	i40e_status status;
3129 	u8 major_rev;
3130 	u32 i = 0;
3131 
3132 	cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
3133 
3134 	if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
3135 		p = &hw->dev_caps;
3136 	else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
3137 		p = &hw->func_caps;
3138 	else
3139 		return;
3140 
3141 	for (i = 0; i < cap_count; i++, cap++) {
3142 		id = le16_to_cpu(cap->id);
3143 		number = le32_to_cpu(cap->number);
3144 		logical_id = le32_to_cpu(cap->logical_id);
3145 		phys_id = le32_to_cpu(cap->phys_id);
3146 		major_rev = cap->major_rev;
3147 
3148 		switch (id) {
3149 		case I40E_AQ_CAP_ID_SWITCH_MODE:
3150 			p->switch_mode = number;
3151 			break;
3152 		case I40E_AQ_CAP_ID_MNG_MODE:
3153 			p->management_mode = number;
3154 			if (major_rev > 1) {
3155 				p->mng_protocols_over_mctp = logical_id;
3156 				i40e_debug(hw, I40E_DEBUG_INIT,
3157 					   "HW Capability: Protocols over MCTP = %d\n",
3158 					   p->mng_protocols_over_mctp);
3159 			} else {
3160 				p->mng_protocols_over_mctp = 0;
3161 			}
3162 			break;
3163 		case I40E_AQ_CAP_ID_NPAR_ACTIVE:
3164 			p->npar_enable = number;
3165 			break;
3166 		case I40E_AQ_CAP_ID_OS2BMC_CAP:
3167 			p->os2bmc = number;
3168 			break;
3169 		case I40E_AQ_CAP_ID_FUNCTIONS_VALID:
3170 			p->valid_functions = number;
3171 			break;
3172 		case I40E_AQ_CAP_ID_SRIOV:
3173 			if (number == 1)
3174 				p->sr_iov_1_1 = true;
3175 			break;
3176 		case I40E_AQ_CAP_ID_VF:
3177 			p->num_vfs = number;
3178 			p->vf_base_id = logical_id;
3179 			break;
3180 		case I40E_AQ_CAP_ID_VMDQ:
3181 			if (number == 1)
3182 				p->vmdq = true;
3183 			break;
3184 		case I40E_AQ_CAP_ID_8021QBG:
3185 			if (number == 1)
3186 				p->evb_802_1_qbg = true;
3187 			break;
3188 		case I40E_AQ_CAP_ID_8021QBR:
3189 			if (number == 1)
3190 				p->evb_802_1_qbh = true;
3191 			break;
3192 		case I40E_AQ_CAP_ID_VSI:
3193 			p->num_vsis = number;
3194 			break;
3195 		case I40E_AQ_CAP_ID_DCB:
3196 			if (number == 1) {
3197 				p->dcb = true;
3198 				p->enabled_tcmap = logical_id;
3199 				p->maxtc = phys_id;
3200 			}
3201 			break;
3202 		case I40E_AQ_CAP_ID_FCOE:
3203 			if (number == 1)
3204 				p->fcoe = true;
3205 			break;
3206 		case I40E_AQ_CAP_ID_ISCSI:
3207 			if (number == 1)
3208 				p->iscsi = true;
3209 			break;
3210 		case I40E_AQ_CAP_ID_RSS:
3211 			p->rss = true;
3212 			p->rss_table_size = number;
3213 			p->rss_table_entry_width = logical_id;
3214 			break;
3215 		case I40E_AQ_CAP_ID_RXQ:
3216 			p->num_rx_qp = number;
3217 			p->base_queue = phys_id;
3218 			break;
3219 		case I40E_AQ_CAP_ID_TXQ:
3220 			p->num_tx_qp = number;
3221 			p->base_queue = phys_id;
3222 			break;
3223 		case I40E_AQ_CAP_ID_MSIX:
3224 			p->num_msix_vectors = number;
3225 			i40e_debug(hw, I40E_DEBUG_INIT,
3226 				   "HW Capability: MSIX vector count = %d\n",
3227 				   p->num_msix_vectors);
3228 			break;
3229 		case I40E_AQ_CAP_ID_VF_MSIX:
3230 			p->num_msix_vectors_vf = number;
3231 			break;
3232 		case I40E_AQ_CAP_ID_FLEX10:
3233 			if (major_rev == 1) {
3234 				if (number == 1) {
3235 					p->flex10_enable = true;
3236 					p->flex10_capable = true;
3237 				}
3238 			} else {
3239 				/* Capability revision >= 2 */
3240 				if (number & 1)
3241 					p->flex10_enable = true;
3242 				if (number & 2)
3243 					p->flex10_capable = true;
3244 			}
3245 			p->flex10_mode = logical_id;
3246 			p->flex10_status = phys_id;
3247 			break;
3248 		case I40E_AQ_CAP_ID_CEM:
3249 			if (number == 1)
3250 				p->mgmt_cem = true;
3251 			break;
3252 		case I40E_AQ_CAP_ID_IWARP:
3253 			if (number == 1)
3254 				p->iwarp = true;
3255 			break;
3256 		case I40E_AQ_CAP_ID_LED:
3257 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
3258 				p->led[phys_id] = true;
3259 			break;
3260 		case I40E_AQ_CAP_ID_SDP:
3261 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
3262 				p->sdp[phys_id] = true;
3263 			break;
3264 		case I40E_AQ_CAP_ID_MDIO:
3265 			if (number == 1) {
3266 				p->mdio_port_num = phys_id;
3267 				p->mdio_port_mode = logical_id;
3268 			}
3269 			break;
3270 		case I40E_AQ_CAP_ID_1588:
3271 			if (number == 1)
3272 				p->ieee_1588 = true;
3273 			break;
3274 		case I40E_AQ_CAP_ID_FLOW_DIRECTOR:
3275 			p->fd = true;
3276 			p->fd_filters_guaranteed = number;
3277 			p->fd_filters_best_effort = logical_id;
3278 			break;
3279 		case I40E_AQ_CAP_ID_WSR_PROT:
3280 			p->wr_csr_prot = (u64)number;
3281 			p->wr_csr_prot |= (u64)logical_id << 32;
3282 			break;
3283 		case I40E_AQ_CAP_ID_NVM_MGMT:
3284 			if (number & I40E_NVM_MGMT_SEC_REV_DISABLED)
3285 				p->sec_rev_disabled = true;
3286 			if (number & I40E_NVM_MGMT_UPDATE_DISABLED)
3287 				p->update_disabled = true;
3288 			break;
3289 		default:
3290 			break;
3291 		}
3292 	}
3293 
3294 	if (p->fcoe)
3295 		i40e_debug(hw, I40E_DEBUG_ALL, "device is FCoE capable\n");
3296 
3297 	/* Software override ensuring FCoE is disabled if npar or mfp
3298 	 * mode because it is not supported in these modes.
3299 	 */
3300 	if (p->npar_enable || p->flex10_enable)
3301 		p->fcoe = false;
3302 
3303 	/* count the enabled ports (aka the "not disabled" ports) */
3304 	hw->num_ports = 0;
3305 	for (i = 0; i < 4; i++) {
3306 		u32 port_cfg_reg = I40E_PRTGEN_CNF + (4 * i);
3307 		u64 port_cfg = 0;
3308 
3309 		/* use AQ read to get the physical register offset instead
3310 		 * of the port relative offset
3311 		 */
3312 		i40e_aq_debug_read_register(hw, port_cfg_reg, &port_cfg, NULL);
3313 		if (!(port_cfg & I40E_PRTGEN_CNF_PORT_DIS_MASK))
3314 			hw->num_ports++;
3315 	}
3316 
3317 	/* OCP cards case: if a mezz is removed the Ethernet port is at
3318 	 * disabled state in PRTGEN_CNF register. Additional NVM read is
3319 	 * needed in order to check if we are dealing with OCP card.
3320 	 * Those cards have 4 PFs at minimum, so using PRTGEN_CNF for counting
3321 	 * physical ports results in wrong partition id calculation and thus
3322 	 * not supporting WoL.
3323 	 */
3324 	if (hw->mac.type == I40E_MAC_X722) {
3325 		if (!i40e_acquire_nvm(hw, I40E_RESOURCE_READ)) {
3326 			status = i40e_aq_read_nvm(hw, I40E_SR_EMP_MODULE_PTR,
3327 						  2 * I40E_SR_OCP_CFG_WORD0,
3328 						  sizeof(ocp_cfg_word0),
3329 						  &ocp_cfg_word0, true, NULL);
3330 			if (!status &&
3331 			    (ocp_cfg_word0 & I40E_SR_OCP_ENABLED))
3332 				hw->num_ports = 4;
3333 			i40e_release_nvm(hw);
3334 		}
3335 	}
3336 
3337 	valid_functions = p->valid_functions;
3338 	num_functions = 0;
3339 	while (valid_functions) {
3340 		if (valid_functions & 1)
3341 			num_functions++;
3342 		valid_functions >>= 1;
3343 	}
3344 
3345 	/* partition id is 1-based, and functions are evenly spread
3346 	 * across the ports as partitions
3347 	 */
3348 	if (hw->num_ports != 0) {
3349 		hw->partition_id = (hw->pf_id / hw->num_ports) + 1;
3350 		hw->num_partitions = num_functions / hw->num_ports;
3351 	}
3352 
3353 	/* additional HW specific goodies that might
3354 	 * someday be HW version specific
3355 	 */
3356 	p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
3357 }
3358 
3359 /**
3360  * i40e_aq_discover_capabilities
3361  * @hw: pointer to the hw struct
3362  * @buff: a virtual buffer to hold the capabilities
3363  * @buff_size: Size of the virtual buffer
3364  * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
3365  * @list_type_opc: capabilities type to discover - pass in the command opcode
3366  * @cmd_details: pointer to command details structure or NULL
3367  *
3368  * Get the device capabilities descriptions from the firmware
3369  **/
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)3370 i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw,
3371 				void *buff, u16 buff_size, u16 *data_size,
3372 				enum i40e_admin_queue_opc list_type_opc,
3373 				struct i40e_asq_cmd_details *cmd_details)
3374 {
3375 	struct i40e_aqc_list_capabilites *cmd;
3376 	struct i40e_aq_desc desc;
3377 	i40e_status status = 0;
3378 
3379 	cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
3380 
3381 	if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
3382 		list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
3383 		status = I40E_ERR_PARAM;
3384 		goto exit;
3385 	}
3386 
3387 	i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
3388 
3389 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3390 	if (buff_size > I40E_AQ_LARGE_BUF)
3391 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3392 
3393 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3394 	*data_size = le16_to_cpu(desc.datalen);
3395 
3396 	if (status)
3397 		goto exit;
3398 
3399 	i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count),
3400 					 list_type_opc);
3401 
3402 exit:
3403 	return status;
3404 }
3405 
3406 /**
3407  * i40e_aq_update_nvm
3408  * @hw: pointer to the hw struct
3409  * @module_pointer: module pointer location in words from the NVM beginning
3410  * @offset: byte offset from the module beginning
3411  * @length: length of the section to be written (in bytes from the offset)
3412  * @data: command buffer (size [bytes] = length)
3413  * @last_command: tells if this is the last command in a series
3414  * @preservation_flags: Preservation mode flags
3415  * @cmd_details: pointer to command details structure or NULL
3416  *
3417  * Update the NVM using the admin queue commands
3418  **/
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)3419 i40e_status i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
3420 			       u32 offset, u16 length, void *data,
3421 				bool last_command, u8 preservation_flags,
3422 			       struct i40e_asq_cmd_details *cmd_details)
3423 {
3424 	struct i40e_aq_desc desc;
3425 	struct i40e_aqc_nvm_update *cmd =
3426 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3427 	i40e_status status;
3428 
3429 	/* In offset the highest byte must be zeroed. */
3430 	if (offset & 0xFF000000) {
3431 		status = I40E_ERR_PARAM;
3432 		goto i40e_aq_update_nvm_exit;
3433 	}
3434 
3435 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
3436 
3437 	/* If this is the last command in a series, set the proper flag. */
3438 	if (last_command)
3439 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3440 	if (hw->mac.type == I40E_MAC_X722) {
3441 		if (preservation_flags == I40E_NVM_PRESERVATION_FLAGS_SELECTED)
3442 			cmd->command_flags |=
3443 				(I40E_AQ_NVM_PRESERVATION_FLAGS_SELECTED <<
3444 				 I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT);
3445 		else if (preservation_flags == I40E_NVM_PRESERVATION_FLAGS_ALL)
3446 			cmd->command_flags |=
3447 				(I40E_AQ_NVM_PRESERVATION_FLAGS_ALL <<
3448 				 I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT);
3449 	}
3450 	cmd->module_pointer = module_pointer;
3451 	cmd->offset = cpu_to_le32(offset);
3452 	cmd->length = cpu_to_le16(length);
3453 
3454 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3455 	if (length > I40E_AQ_LARGE_BUF)
3456 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3457 
3458 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3459 
3460 i40e_aq_update_nvm_exit:
3461 	return status;
3462 }
3463 
3464 /**
3465  * i40e_aq_rearrange_nvm
3466  * @hw: pointer to the hw struct
3467  * @rearrange_nvm: defines direction of rearrangement
3468  * @cmd_details: pointer to command details structure or NULL
3469  *
3470  * Rearrange NVM structure, available only for transition FW
3471  **/
i40e_aq_rearrange_nvm(struct i40e_hw * hw,u8 rearrange_nvm,struct i40e_asq_cmd_details * cmd_details)3472 i40e_status i40e_aq_rearrange_nvm(struct i40e_hw *hw,
3473 				  u8 rearrange_nvm,
3474 				  struct i40e_asq_cmd_details *cmd_details)
3475 {
3476 	struct i40e_aqc_nvm_update *cmd;
3477 	i40e_status status;
3478 	struct i40e_aq_desc desc;
3479 
3480 	cmd = (struct i40e_aqc_nvm_update *)&desc.params.raw;
3481 
3482 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
3483 
3484 	rearrange_nvm &= (I40E_AQ_NVM_REARRANGE_TO_FLAT |
3485 			 I40E_AQ_NVM_REARRANGE_TO_STRUCT);
3486 
3487 	if (!rearrange_nvm) {
3488 		status = I40E_ERR_PARAM;
3489 		goto i40e_aq_rearrange_nvm_exit;
3490 	}
3491 
3492 	cmd->command_flags |= rearrange_nvm;
3493 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3494 
3495 i40e_aq_rearrange_nvm_exit:
3496 	return status;
3497 }
3498 
3499 /**
3500  * i40e_aq_get_lldp_mib
3501  * @hw: pointer to the hw struct
3502  * @bridge_type: type of bridge requested
3503  * @mib_type: Local, Remote or both Local and Remote MIBs
3504  * @buff: pointer to a user supplied buffer to store the MIB block
3505  * @buff_size: size of the buffer (in bytes)
3506  * @local_len : length of the returned Local LLDP MIB
3507  * @remote_len: length of the returned Remote LLDP MIB
3508  * @cmd_details: pointer to command details structure or NULL
3509  *
3510  * Requests the complete LLDP MIB (entire packet).
3511  **/
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)3512 i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
3513 				u8 mib_type, void *buff, u16 buff_size,
3514 				u16 *local_len, u16 *remote_len,
3515 				struct i40e_asq_cmd_details *cmd_details)
3516 {
3517 	struct i40e_aq_desc desc;
3518 	struct i40e_aqc_lldp_get_mib *cmd =
3519 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
3520 	struct i40e_aqc_lldp_get_mib *resp =
3521 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
3522 	i40e_status status;
3523 
3524 	if (buff_size == 0 || !buff)
3525 		return I40E_ERR_PARAM;
3526 
3527 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
3528 	/* Indirect Command */
3529 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3530 
3531 	cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
3532 	cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
3533 		       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
3534 
3535 	desc.datalen = cpu_to_le16(buff_size);
3536 
3537 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3538 	if (buff_size > I40E_AQ_LARGE_BUF)
3539 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3540 
3541 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3542 	if (!status) {
3543 		if (local_len != NULL)
3544 			*local_len = le16_to_cpu(resp->local_len);
3545 		if (remote_len != NULL)
3546 			*remote_len = le16_to_cpu(resp->remote_len);
3547 	}
3548 
3549 	return status;
3550 }
3551 
3552 /**
3553  * i40e_aq_set_lldp_mib - Set the LLDP MIB
3554  * @hw: pointer to the hw struct
3555  * @mib_type: Local, Remote or both Local and Remote MIBs
3556  * @buff: pointer to a user supplied buffer to store the MIB block
3557  * @buff_size: size of the buffer (in bytes)
3558  * @cmd_details: pointer to command details structure or NULL
3559  *
3560  * Set the LLDP MIB.
3561  **/
3562 enum i40e_status_code
i40e_aq_set_lldp_mib(struct i40e_hw * hw,u8 mib_type,void * buff,u16 buff_size,struct i40e_asq_cmd_details * cmd_details)3563 i40e_aq_set_lldp_mib(struct i40e_hw *hw,
3564 		     u8 mib_type, void *buff, u16 buff_size,
3565 		     struct i40e_asq_cmd_details *cmd_details)
3566 {
3567 	struct i40e_aqc_lldp_set_local_mib *cmd;
3568 	enum i40e_status_code status;
3569 	struct i40e_aq_desc desc;
3570 
3571 	cmd = (struct i40e_aqc_lldp_set_local_mib *)&desc.params.raw;
3572 	if (buff_size == 0 || !buff)
3573 		return I40E_ERR_PARAM;
3574 
3575 	i40e_fill_default_direct_cmd_desc(&desc,
3576 					  i40e_aqc_opc_lldp_set_local_mib);
3577 	/* Indirect Command */
3578 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3579 	if (buff_size > I40E_AQ_LARGE_BUF)
3580 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3581 	desc.datalen = cpu_to_le16(buff_size);
3582 
3583 	cmd->type = mib_type;
3584 	cmd->length = cpu_to_le16(buff_size);
3585 	cmd->address_high = cpu_to_le32(upper_32_bits((uintptr_t)buff));
3586 	cmd->address_low = cpu_to_le32(lower_32_bits((uintptr_t)buff));
3587 
3588 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3589 	return status;
3590 }
3591 
3592 /**
3593  * i40e_aq_cfg_lldp_mib_change_event
3594  * @hw: pointer to the hw struct
3595  * @enable_update: Enable or Disable event posting
3596  * @cmd_details: pointer to command details structure or NULL
3597  *
3598  * Enable or Disable posting of an event on ARQ when LLDP MIB
3599  * associated with the interface changes
3600  **/
i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw * hw,bool enable_update,struct i40e_asq_cmd_details * cmd_details)3601 i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
3602 				bool enable_update,
3603 				struct i40e_asq_cmd_details *cmd_details)
3604 {
3605 	struct i40e_aq_desc desc;
3606 	struct i40e_aqc_lldp_update_mib *cmd =
3607 		(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
3608 	i40e_status status;
3609 
3610 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
3611 
3612 	if (!enable_update)
3613 		cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
3614 
3615 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3616 
3617 	return status;
3618 }
3619 
3620 /**
3621  * i40e_aq_restore_lldp
3622  * @hw: pointer to the hw struct
3623  * @setting: pointer to factory setting variable or NULL
3624  * @restore: True if factory settings should be restored
3625  * @cmd_details: pointer to command details structure or NULL
3626  *
3627  * Restore LLDP Agent factory settings if @restore set to True. In other case
3628  * only returns factory setting in AQ response.
3629  **/
3630 enum i40e_status_code
i40e_aq_restore_lldp(struct i40e_hw * hw,u8 * setting,bool restore,struct i40e_asq_cmd_details * cmd_details)3631 i40e_aq_restore_lldp(struct i40e_hw *hw, u8 *setting, bool restore,
3632 		     struct i40e_asq_cmd_details *cmd_details)
3633 {
3634 	struct i40e_aq_desc desc;
3635 	struct i40e_aqc_lldp_restore *cmd =
3636 		(struct i40e_aqc_lldp_restore *)&desc.params.raw;
3637 	i40e_status status;
3638 
3639 	if (!(hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)) {
3640 		i40e_debug(hw, I40E_DEBUG_ALL,
3641 			   "Restore LLDP not supported by current FW version.\n");
3642 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
3643 	}
3644 
3645 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_restore);
3646 
3647 	if (restore)
3648 		cmd->command |= I40E_AQ_LLDP_AGENT_RESTORE;
3649 
3650 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3651 
3652 	if (setting)
3653 		*setting = cmd->command & 1;
3654 
3655 	return status;
3656 }
3657 
3658 /**
3659  * i40e_aq_stop_lldp
3660  * @hw: pointer to the hw struct
3661  * @shutdown_agent: True if LLDP Agent needs to be Shutdown
3662  * @persist: True if stop of LLDP should be persistent across power cycles
3663  * @cmd_details: pointer to command details structure or NULL
3664  *
3665  * Stop or Shutdown the embedded LLDP Agent
3666  **/
i40e_aq_stop_lldp(struct i40e_hw * hw,bool shutdown_agent,bool persist,struct i40e_asq_cmd_details * cmd_details)3667 i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
3668 				bool persist,
3669 				struct i40e_asq_cmd_details *cmd_details)
3670 {
3671 	struct i40e_aq_desc desc;
3672 	struct i40e_aqc_lldp_stop *cmd =
3673 		(struct i40e_aqc_lldp_stop *)&desc.params.raw;
3674 	i40e_status status;
3675 
3676 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
3677 
3678 	if (shutdown_agent)
3679 		cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
3680 
3681 	if (persist) {
3682 		if (hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)
3683 			cmd->command |= I40E_AQ_LLDP_AGENT_STOP_PERSIST;
3684 		else
3685 			i40e_debug(hw, I40E_DEBUG_ALL,
3686 				   "Persistent Stop LLDP not supported by current FW version.\n");
3687 	}
3688 
3689 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3690 
3691 	return status;
3692 }
3693 
3694 /**
3695  * i40e_aq_start_lldp
3696  * @hw: pointer to the hw struct
3697  * @persist: True if start of LLDP should be persistent across power cycles
3698  * @cmd_details: pointer to command details structure or NULL
3699  *
3700  * Start the embedded LLDP Agent on all ports.
3701  **/
i40e_aq_start_lldp(struct i40e_hw * hw,bool persist,struct i40e_asq_cmd_details * cmd_details)3702 i40e_status i40e_aq_start_lldp(struct i40e_hw *hw, bool persist,
3703 			       struct i40e_asq_cmd_details *cmd_details)
3704 {
3705 	struct i40e_aq_desc desc;
3706 	struct i40e_aqc_lldp_start *cmd =
3707 		(struct i40e_aqc_lldp_start *)&desc.params.raw;
3708 	i40e_status status;
3709 
3710 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
3711 
3712 	cmd->command = I40E_AQ_LLDP_AGENT_START;
3713 
3714 	if (persist) {
3715 		if (hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)
3716 			cmd->command |= I40E_AQ_LLDP_AGENT_START_PERSIST;
3717 		else
3718 			i40e_debug(hw, I40E_DEBUG_ALL,
3719 				   "Persistent Start LLDP not supported by current FW version.\n");
3720 	}
3721 
3722 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3723 
3724 	return status;
3725 }
3726 
3727 /**
3728  * i40e_aq_set_dcb_parameters
3729  * @hw: pointer to the hw struct
3730  * @cmd_details: pointer to command details structure or NULL
3731  * @dcb_enable: True if DCB configuration needs to be applied
3732  *
3733  **/
3734 enum i40e_status_code
i40e_aq_set_dcb_parameters(struct i40e_hw * hw,bool dcb_enable,struct i40e_asq_cmd_details * cmd_details)3735 i40e_aq_set_dcb_parameters(struct i40e_hw *hw, bool dcb_enable,
3736 			   struct i40e_asq_cmd_details *cmd_details)
3737 {
3738 	struct i40e_aq_desc desc;
3739 	struct i40e_aqc_set_dcb_parameters *cmd =
3740 		(struct i40e_aqc_set_dcb_parameters *)&desc.params.raw;
3741 	i40e_status status;
3742 
3743 	if (!(hw->flags & I40E_HW_FLAG_FW_LLDP_STOPPABLE))
3744 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
3745 
3746 	i40e_fill_default_direct_cmd_desc(&desc,
3747 					  i40e_aqc_opc_set_dcb_parameters);
3748 
3749 	if (dcb_enable) {
3750 		cmd->valid_flags = I40E_DCB_VALID;
3751 		cmd->command = I40E_AQ_DCB_SET_AGENT;
3752 	}
3753 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3754 
3755 	return status;
3756 }
3757 
3758 /**
3759  * i40e_aq_get_cee_dcb_config
3760  * @hw: pointer to the hw struct
3761  * @buff: response buffer that stores CEE operational configuration
3762  * @buff_size: size of the buffer passed
3763  * @cmd_details: pointer to command details structure or NULL
3764  *
3765  * Get CEE DCBX mode operational configuration from firmware
3766  **/
i40e_aq_get_cee_dcb_config(struct i40e_hw * hw,void * buff,u16 buff_size,struct i40e_asq_cmd_details * cmd_details)3767 i40e_status i40e_aq_get_cee_dcb_config(struct i40e_hw *hw,
3768 				       void *buff, u16 buff_size,
3769 				       struct i40e_asq_cmd_details *cmd_details)
3770 {
3771 	struct i40e_aq_desc desc;
3772 	i40e_status status;
3773 
3774 	if (buff_size == 0 || !buff)
3775 		return I40E_ERR_PARAM;
3776 
3777 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_cee_dcb_cfg);
3778 
3779 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3780 	status = i40e_asq_send_command(hw, &desc, (void *)buff, buff_size,
3781 				       cmd_details);
3782 
3783 	return status;
3784 }
3785 
3786 /**
3787  * i40e_aq_add_udp_tunnel
3788  * @hw: pointer to the hw struct
3789  * @udp_port: the UDP port to add in Host byte order
3790  * @protocol_index: protocol index type
3791  * @filter_index: pointer to filter index
3792  * @cmd_details: pointer to command details structure or NULL
3793  *
3794  * Note: Firmware expects the udp_port value to be in Little Endian format,
3795  * and this function will call cpu_to_le16 to convert from Host byte order to
3796  * Little Endian order.
3797  **/
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)3798 i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
3799 				u16 udp_port, u8 protocol_index,
3800 				u8 *filter_index,
3801 				struct i40e_asq_cmd_details *cmd_details)
3802 {
3803 	struct i40e_aq_desc desc;
3804 	struct i40e_aqc_add_udp_tunnel *cmd =
3805 		(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
3806 	struct i40e_aqc_del_udp_tunnel_completion *resp =
3807 		(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
3808 	i40e_status status;
3809 
3810 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
3811 
3812 	cmd->udp_port = cpu_to_le16(udp_port);
3813 	cmd->protocol_type = protocol_index;
3814 
3815 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3816 
3817 	if (!status && filter_index)
3818 		*filter_index = resp->index;
3819 
3820 	return status;
3821 }
3822 
3823 /**
3824  * i40e_aq_del_udp_tunnel
3825  * @hw: pointer to the hw struct
3826  * @index: filter index
3827  * @cmd_details: pointer to command details structure or NULL
3828  **/
i40e_aq_del_udp_tunnel(struct i40e_hw * hw,u8 index,struct i40e_asq_cmd_details * cmd_details)3829 i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
3830 				struct i40e_asq_cmd_details *cmd_details)
3831 {
3832 	struct i40e_aq_desc desc;
3833 	struct i40e_aqc_remove_udp_tunnel *cmd =
3834 		(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
3835 	i40e_status status;
3836 
3837 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
3838 
3839 	cmd->index = index;
3840 
3841 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3842 
3843 	return status;
3844 }
3845 
3846 /**
3847  * i40e_aq_delete_element - Delete switch element
3848  * @hw: pointer to the hw struct
3849  * @seid: the SEID to delete from the switch
3850  * @cmd_details: pointer to command details structure or NULL
3851  *
3852  * This deletes a switch element from the switch.
3853  **/
i40e_aq_delete_element(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)3854 i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
3855 				struct i40e_asq_cmd_details *cmd_details)
3856 {
3857 	struct i40e_aq_desc desc;
3858 	struct i40e_aqc_switch_seid *cmd =
3859 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
3860 	i40e_status status;
3861 
3862 	if (seid == 0)
3863 		return I40E_ERR_PARAM;
3864 
3865 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
3866 
3867 	cmd->seid = cpu_to_le16(seid);
3868 
3869 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3870 
3871 	return status;
3872 }
3873 
3874 /**
3875  * i40e_aq_dcb_updated - DCB Updated Command
3876  * @hw: pointer to the hw struct
3877  * @cmd_details: pointer to command details structure or NULL
3878  *
3879  * EMP will return when the shared RPB settings have been
3880  * recomputed and modified. The retval field in the descriptor
3881  * will be set to 0 when RPB is modified.
3882  **/
i40e_aq_dcb_updated(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)3883 i40e_status i40e_aq_dcb_updated(struct i40e_hw *hw,
3884 				struct i40e_asq_cmd_details *cmd_details)
3885 {
3886 	struct i40e_aq_desc desc;
3887 	i40e_status status;
3888 
3889 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);
3890 
3891 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3892 
3893 	return status;
3894 }
3895 
3896 /**
3897  * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
3898  * @hw: pointer to the hw struct
3899  * @seid: seid for the physical port/switching component/vsi
3900  * @buff: Indirect buffer to hold data parameters and response
3901  * @buff_size: Indirect buffer size
3902  * @opcode: Tx scheduler AQ command opcode
3903  * @cmd_details: pointer to command details structure or NULL
3904  *
3905  * Generic command handler for Tx scheduler AQ commands
3906  **/
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)3907 static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
3908 				void *buff, u16 buff_size,
3909 				 enum i40e_admin_queue_opc opcode,
3910 				struct i40e_asq_cmd_details *cmd_details)
3911 {
3912 	struct i40e_aq_desc desc;
3913 	struct i40e_aqc_tx_sched_ind *cmd =
3914 		(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
3915 	i40e_status status;
3916 	bool cmd_param_flag = false;
3917 
3918 	switch (opcode) {
3919 	case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
3920 	case i40e_aqc_opc_configure_vsi_tc_bw:
3921 	case i40e_aqc_opc_enable_switching_comp_ets:
3922 	case i40e_aqc_opc_modify_switching_comp_ets:
3923 	case i40e_aqc_opc_disable_switching_comp_ets:
3924 	case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
3925 	case i40e_aqc_opc_configure_switching_comp_bw_config:
3926 		cmd_param_flag = true;
3927 		break;
3928 	case i40e_aqc_opc_query_vsi_bw_config:
3929 	case i40e_aqc_opc_query_vsi_ets_sla_config:
3930 	case i40e_aqc_opc_query_switching_comp_ets_config:
3931 	case i40e_aqc_opc_query_port_ets_config:
3932 	case i40e_aqc_opc_query_switching_comp_bw_config:
3933 		cmd_param_flag = false;
3934 		break;
3935 	default:
3936 		return I40E_ERR_PARAM;
3937 	}
3938 
3939 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
3940 
3941 	/* Indirect command */
3942 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3943 	if (cmd_param_flag)
3944 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
3945 	if (buff_size > I40E_AQ_LARGE_BUF)
3946 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3947 
3948 	desc.datalen = cpu_to_le16(buff_size);
3949 
3950 	cmd->vsi_seid = cpu_to_le16(seid);
3951 
3952 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3953 
3954 	return status;
3955 }
3956 
3957 /**
3958  * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit
3959  * @hw: pointer to the hw struct
3960  * @seid: VSI seid
3961  * @credit: BW limit credits (0 = disabled)
3962  * @max_credit: Max BW limit credits
3963  * @cmd_details: pointer to command details structure or NULL
3964  **/
i40e_aq_config_vsi_bw_limit(struct i40e_hw * hw,u16 seid,u16 credit,u8 max_credit,struct i40e_asq_cmd_details * cmd_details)3965 i40e_status i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw,
3966 				u16 seid, u16 credit, u8 max_credit,
3967 				struct i40e_asq_cmd_details *cmd_details)
3968 {
3969 	struct i40e_aq_desc desc;
3970 	struct i40e_aqc_configure_vsi_bw_limit *cmd =
3971 		(struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw;
3972 	i40e_status status;
3973 
3974 	i40e_fill_default_direct_cmd_desc(&desc,
3975 					  i40e_aqc_opc_configure_vsi_bw_limit);
3976 
3977 	cmd->vsi_seid = cpu_to_le16(seid);
3978 	cmd->credit = cpu_to_le16(credit);
3979 	cmd->max_credit = max_credit;
3980 
3981 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3982 
3983 	return status;
3984 }
3985 
3986 /**
3987  * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
3988  * @hw: pointer to the hw struct
3989  * @seid: VSI seid
3990  * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
3991  * @cmd_details: pointer to command details structure or NULL
3992  **/
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)3993 i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
3994 			u16 seid,
3995 			struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
3996 			struct i40e_asq_cmd_details *cmd_details)
3997 {
3998 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3999 				    i40e_aqc_opc_configure_vsi_tc_bw,
4000 				    cmd_details);
4001 }
4002 
4003 /**
4004  * i40e_aq_config_switch_comp_ets - Enable/Disable/Modify ETS on the port
4005  * @hw: pointer to the hw struct
4006  * @seid: seid of the switching component connected to Physical Port
4007  * @ets_data: Buffer holding ETS parameters
4008  * @opcode: Tx scheduler AQ command opcode
4009  * @cmd_details: pointer to command details structure or NULL
4010  **/
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)4011 i40e_status i40e_aq_config_switch_comp_ets(struct i40e_hw *hw,
4012 		u16 seid,
4013 		struct i40e_aqc_configure_switching_comp_ets_data *ets_data,
4014 		enum i40e_admin_queue_opc opcode,
4015 		struct i40e_asq_cmd_details *cmd_details)
4016 {
4017 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)ets_data,
4018 				    sizeof(*ets_data), opcode, cmd_details);
4019 }
4020 
4021 /**
4022  * i40e_aq_config_switch_comp_bw_config - Config Switch comp BW Alloc per TC
4023  * @hw: pointer to the hw struct
4024  * @seid: seid of the switching component
4025  * @bw_data: Buffer holding enabled TCs, relative/absolute TC BW limit/credits
4026  * @cmd_details: pointer to command details structure or NULL
4027  **/
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)4028 i40e_status i40e_aq_config_switch_comp_bw_config(struct i40e_hw *hw,
4029 	u16 seid,
4030 	struct i40e_aqc_configure_switching_comp_bw_config_data *bw_data,
4031 	struct i40e_asq_cmd_details *cmd_details)
4032 {
4033 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
4034 			    i40e_aqc_opc_configure_switching_comp_bw_config,
4035 			    cmd_details);
4036 }
4037 
4038 /**
4039  * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
4040  * @hw: pointer to the hw struct
4041  * @seid: seid of the VSI
4042  * @bw_data: Buffer to hold VSI BW configuration
4043  * @cmd_details: pointer to command details structure or NULL
4044  **/
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)4045 i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
4046 			u16 seid,
4047 			struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
4048 			struct i40e_asq_cmd_details *cmd_details)
4049 {
4050 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
4051 				    i40e_aqc_opc_query_vsi_bw_config,
4052 				    cmd_details);
4053 }
4054 
4055 /**
4056  * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
4057  * @hw: pointer to the hw struct
4058  * @seid: seid of the VSI
4059  * @bw_data: Buffer to hold VSI BW configuration per TC
4060  * @cmd_details: pointer to command details structure or NULL
4061  **/
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)4062 i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
4063 			u16 seid,
4064 			struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
4065 			struct i40e_asq_cmd_details *cmd_details)
4066 {
4067 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
4068 				    i40e_aqc_opc_query_vsi_ets_sla_config,
4069 				    cmd_details);
4070 }
4071 
4072 /**
4073  * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
4074  * @hw: pointer to the hw struct
4075  * @seid: seid of the switching component
4076  * @bw_data: Buffer to hold switching component's per TC BW config
4077  * @cmd_details: pointer to command details structure or NULL
4078  **/
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)4079 i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
4080 		u16 seid,
4081 		struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
4082 		struct i40e_asq_cmd_details *cmd_details)
4083 {
4084 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
4085 				   i40e_aqc_opc_query_switching_comp_ets_config,
4086 				   cmd_details);
4087 }
4088 
4089 /**
4090  * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
4091  * @hw: pointer to the hw struct
4092  * @seid: seid of the VSI or switching component connected to Physical Port
4093  * @bw_data: Buffer to hold current ETS configuration for the Physical Port
4094  * @cmd_details: pointer to command details structure or NULL
4095  **/
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)4096 i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw,
4097 			u16 seid,
4098 			struct i40e_aqc_query_port_ets_config_resp *bw_data,
4099 			struct i40e_asq_cmd_details *cmd_details)
4100 {
4101 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
4102 				    i40e_aqc_opc_query_port_ets_config,
4103 				    cmd_details);
4104 }
4105 
4106 /**
4107  * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
4108  * @hw: pointer to the hw struct
4109  * @seid: seid of the switching component
4110  * @bw_data: Buffer to hold switching component's BW configuration
4111  * @cmd_details: pointer to command details structure or NULL
4112  **/
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)4113 i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
4114 		u16 seid,
4115 		struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
4116 		struct i40e_asq_cmd_details *cmd_details)
4117 {
4118 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
4119 				    i40e_aqc_opc_query_switching_comp_bw_config,
4120 				    cmd_details);
4121 }
4122 
4123 /**
4124  * i40e_validate_filter_settings
4125  * @hw: pointer to the hardware structure
4126  * @settings: Filter control settings
4127  *
4128  * Check and validate the filter control settings passed.
4129  * The function checks for the valid filter/context sizes being
4130  * passed for FCoE and PE.
4131  *
4132  * Returns 0 if the values passed are valid and within
4133  * range else returns an error.
4134  **/
i40e_validate_filter_settings(struct i40e_hw * hw,struct i40e_filter_control_settings * settings)4135 static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw,
4136 				struct i40e_filter_control_settings *settings)
4137 {
4138 	u32 fcoe_cntx_size, fcoe_filt_size;
4139 	u32 pe_cntx_size, pe_filt_size;
4140 	u32 fcoe_fmax;
4141 	u32 val;
4142 
4143 	/* Validate FCoE settings passed */
4144 	switch (settings->fcoe_filt_num) {
4145 	case I40E_HASH_FILTER_SIZE_1K:
4146 	case I40E_HASH_FILTER_SIZE_2K:
4147 	case I40E_HASH_FILTER_SIZE_4K:
4148 	case I40E_HASH_FILTER_SIZE_8K:
4149 	case I40E_HASH_FILTER_SIZE_16K:
4150 	case I40E_HASH_FILTER_SIZE_32K:
4151 		fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
4152 		fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
4153 		break;
4154 	default:
4155 		return I40E_ERR_PARAM;
4156 	}
4157 
4158 	switch (settings->fcoe_cntx_num) {
4159 	case I40E_DMA_CNTX_SIZE_512:
4160 	case I40E_DMA_CNTX_SIZE_1K:
4161 	case I40E_DMA_CNTX_SIZE_2K:
4162 	case I40E_DMA_CNTX_SIZE_4K:
4163 		fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
4164 		fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
4165 		break;
4166 	default:
4167 		return I40E_ERR_PARAM;
4168 	}
4169 
4170 	/* Validate PE settings passed */
4171 	switch (settings->pe_filt_num) {
4172 	case I40E_HASH_FILTER_SIZE_1K:
4173 	case I40E_HASH_FILTER_SIZE_2K:
4174 	case I40E_HASH_FILTER_SIZE_4K:
4175 	case I40E_HASH_FILTER_SIZE_8K:
4176 	case I40E_HASH_FILTER_SIZE_16K:
4177 	case I40E_HASH_FILTER_SIZE_32K:
4178 	case I40E_HASH_FILTER_SIZE_64K:
4179 	case I40E_HASH_FILTER_SIZE_128K:
4180 	case I40E_HASH_FILTER_SIZE_256K:
4181 	case I40E_HASH_FILTER_SIZE_512K:
4182 	case I40E_HASH_FILTER_SIZE_1M:
4183 		pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
4184 		pe_filt_size <<= (u32)settings->pe_filt_num;
4185 		break;
4186 	default:
4187 		return I40E_ERR_PARAM;
4188 	}
4189 
4190 	switch (settings->pe_cntx_num) {
4191 	case I40E_DMA_CNTX_SIZE_512:
4192 	case I40E_DMA_CNTX_SIZE_1K:
4193 	case I40E_DMA_CNTX_SIZE_2K:
4194 	case I40E_DMA_CNTX_SIZE_4K:
4195 	case I40E_DMA_CNTX_SIZE_8K:
4196 	case I40E_DMA_CNTX_SIZE_16K:
4197 	case I40E_DMA_CNTX_SIZE_32K:
4198 	case I40E_DMA_CNTX_SIZE_64K:
4199 	case I40E_DMA_CNTX_SIZE_128K:
4200 	case I40E_DMA_CNTX_SIZE_256K:
4201 		pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
4202 		pe_cntx_size <<= (u32)settings->pe_cntx_num;
4203 		break;
4204 	default:
4205 		return I40E_ERR_PARAM;
4206 	}
4207 
4208 	/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
4209 	val = rd32(hw, I40E_GLHMC_FCOEFMAX);
4210 	fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
4211 		     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
4212 	if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
4213 		return I40E_ERR_INVALID_SIZE;
4214 
4215 	return 0;
4216 }
4217 
4218 /**
4219  * i40e_set_filter_control
4220  * @hw: pointer to the hardware structure
4221  * @settings: Filter control settings
4222  *
4223  * Set the Queue Filters for PE/FCoE and enable filters required
4224  * for a single PF. It is expected that these settings are programmed
4225  * at the driver initialization time.
4226  **/
i40e_set_filter_control(struct i40e_hw * hw,struct i40e_filter_control_settings * settings)4227 i40e_status i40e_set_filter_control(struct i40e_hw *hw,
4228 				struct i40e_filter_control_settings *settings)
4229 {
4230 	i40e_status ret = 0;
4231 	u32 hash_lut_size = 0;
4232 	u32 val;
4233 
4234 	if (!settings)
4235 		return I40E_ERR_PARAM;
4236 
4237 	/* Validate the input settings */
4238 	ret = i40e_validate_filter_settings(hw, settings);
4239 	if (ret)
4240 		return ret;
4241 
4242 	/* Read the PF Queue Filter control register */
4243 	val = i40e_read_rx_ctl(hw, I40E_PFQF_CTL_0);
4244 
4245 	/* Program required PE hash buckets for the PF */
4246 	val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
4247 	val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
4248 		I40E_PFQF_CTL_0_PEHSIZE_MASK;
4249 	/* Program required PE contexts for the PF */
4250 	val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
4251 	val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
4252 		I40E_PFQF_CTL_0_PEDSIZE_MASK;
4253 
4254 	/* Program required FCoE hash buckets for the PF */
4255 	val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
4256 	val |= ((u32)settings->fcoe_filt_num <<
4257 			I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
4258 		I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
4259 	/* Program required FCoE DDP contexts for the PF */
4260 	val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
4261 	val |= ((u32)settings->fcoe_cntx_num <<
4262 			I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
4263 		I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
4264 
4265 	/* Program Hash LUT size for the PF */
4266 	val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
4267 	if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
4268 		hash_lut_size = 1;
4269 	val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
4270 		I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
4271 
4272 	/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
4273 	if (settings->enable_fdir)
4274 		val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
4275 	if (settings->enable_ethtype)
4276 		val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
4277 	if (settings->enable_macvlan)
4278 		val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
4279 
4280 	i40e_write_rx_ctl(hw, I40E_PFQF_CTL_0, val);
4281 
4282 	return 0;
4283 }
4284 
4285 /**
4286  * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
4287  * @hw: pointer to the hw struct
4288  * @mac_addr: MAC address to use in the filter
4289  * @ethtype: Ethertype to use in the filter
4290  * @flags: Flags that needs to be applied to the filter
4291  * @vsi_seid: seid of the control VSI
4292  * @queue: VSI queue number to send the packet to
4293  * @is_add: Add control packet filter if True else remove
4294  * @stats: Structure to hold information on control filter counts
4295  * @cmd_details: pointer to command details structure or NULL
4296  *
4297  * This command will Add or Remove control packet filter for a control VSI.
4298  * In return it will update the total number of perfect filter count in
4299  * the stats member.
4300  **/
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)4301 i40e_status i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
4302 				u8 *mac_addr, u16 ethtype, u16 flags,
4303 				u16 vsi_seid, u16 queue, bool is_add,
4304 				struct i40e_control_filter_stats *stats,
4305 				struct i40e_asq_cmd_details *cmd_details)
4306 {
4307 	struct i40e_aq_desc desc;
4308 	struct i40e_aqc_add_remove_control_packet_filter *cmd =
4309 		(struct i40e_aqc_add_remove_control_packet_filter *)
4310 		&desc.params.raw;
4311 	struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
4312 		(struct i40e_aqc_add_remove_control_packet_filter_completion *)
4313 		&desc.params.raw;
4314 	i40e_status status;
4315 
4316 	if (vsi_seid == 0)
4317 		return I40E_ERR_PARAM;
4318 
4319 	if (is_add) {
4320 		i40e_fill_default_direct_cmd_desc(&desc,
4321 				i40e_aqc_opc_add_control_packet_filter);
4322 		cmd->queue = cpu_to_le16(queue);
4323 	} else {
4324 		i40e_fill_default_direct_cmd_desc(&desc,
4325 				i40e_aqc_opc_remove_control_packet_filter);
4326 	}
4327 
4328 	if (mac_addr)
4329 		ether_addr_copy(cmd->mac, mac_addr);
4330 
4331 	cmd->etype = cpu_to_le16(ethtype);
4332 	cmd->flags = cpu_to_le16(flags);
4333 	cmd->seid = cpu_to_le16(vsi_seid);
4334 
4335 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4336 
4337 	if (!status && stats) {
4338 		stats->mac_etype_used = le16_to_cpu(resp->mac_etype_used);
4339 		stats->etype_used = le16_to_cpu(resp->etype_used);
4340 		stats->mac_etype_free = le16_to_cpu(resp->mac_etype_free);
4341 		stats->etype_free = le16_to_cpu(resp->etype_free);
4342 	}
4343 
4344 	return status;
4345 }
4346 
4347 /**
4348  * i40e_add_filter_to_drop_tx_flow_control_frames- filter to drop flow control
4349  * @hw: pointer to the hw struct
4350  * @seid: VSI seid to add ethertype filter from
4351  **/
i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw * hw,u16 seid)4352 void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw,
4353 						    u16 seid)
4354 {
4355 #define I40E_FLOW_CONTROL_ETHTYPE 0x8808
4356 	u16 flag = I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC |
4357 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP |
4358 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TX;
4359 	u16 ethtype = I40E_FLOW_CONTROL_ETHTYPE;
4360 	i40e_status status;
4361 
4362 	status = i40e_aq_add_rem_control_packet_filter(hw, NULL, ethtype, flag,
4363 						       seid, 0, true, NULL,
4364 						       NULL);
4365 	if (status)
4366 		hw_dbg(hw, "Ethtype Filter Add failed: Error pruning Tx flow control frames\n");
4367 }
4368 
4369 /**
4370  * i40e_aq_alternate_read
4371  * @hw: pointer to the hardware structure
4372  * @reg_addr0: address of first dword to be read
4373  * @reg_val0: pointer for data read from 'reg_addr0'
4374  * @reg_addr1: address of second dword to be read
4375  * @reg_val1: pointer for data read from 'reg_addr1'
4376  *
4377  * Read one or two dwords from alternate structure. Fields are indicated
4378  * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer
4379  * is not passed then only register at 'reg_addr0' is read.
4380  *
4381  **/
i40e_aq_alternate_read(struct i40e_hw * hw,u32 reg_addr0,u32 * reg_val0,u32 reg_addr1,u32 * reg_val1)4382 static i40e_status i40e_aq_alternate_read(struct i40e_hw *hw,
4383 					  u32 reg_addr0, u32 *reg_val0,
4384 					  u32 reg_addr1, u32 *reg_val1)
4385 {
4386 	struct i40e_aq_desc desc;
4387 	struct i40e_aqc_alternate_write *cmd_resp =
4388 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
4389 	i40e_status status;
4390 
4391 	if (!reg_val0)
4392 		return I40E_ERR_PARAM;
4393 
4394 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read);
4395 	cmd_resp->address0 = cpu_to_le32(reg_addr0);
4396 	cmd_resp->address1 = cpu_to_le32(reg_addr1);
4397 
4398 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
4399 
4400 	if (!status) {
4401 		*reg_val0 = le32_to_cpu(cmd_resp->data0);
4402 
4403 		if (reg_val1)
4404 			*reg_val1 = le32_to_cpu(cmd_resp->data1);
4405 	}
4406 
4407 	return status;
4408 }
4409 
4410 /**
4411  * i40e_aq_suspend_port_tx
4412  * @hw: pointer to the hardware structure
4413  * @seid: port seid
4414  * @cmd_details: pointer to command details structure or NULL
4415  *
4416  * Suspend port's Tx traffic
4417  **/
i40e_aq_suspend_port_tx(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)4418 i40e_status i40e_aq_suspend_port_tx(struct i40e_hw *hw, u16 seid,
4419 				    struct i40e_asq_cmd_details *cmd_details)
4420 {
4421 	struct i40e_aqc_tx_sched_ind *cmd;
4422 	struct i40e_aq_desc desc;
4423 	i40e_status status;
4424 
4425 	cmd = (struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
4426 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_suspend_port_tx);
4427 	cmd->vsi_seid = cpu_to_le16(seid);
4428 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4429 
4430 	return status;
4431 }
4432 
4433 /**
4434  * i40e_aq_resume_port_tx
4435  * @hw: pointer to the hardware structure
4436  * @cmd_details: pointer to command details structure or NULL
4437  *
4438  * Resume port's Tx traffic
4439  **/
i40e_aq_resume_port_tx(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)4440 i40e_status i40e_aq_resume_port_tx(struct i40e_hw *hw,
4441 				   struct i40e_asq_cmd_details *cmd_details)
4442 {
4443 	struct i40e_aq_desc desc;
4444 	i40e_status status;
4445 
4446 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_resume_port_tx);
4447 
4448 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4449 
4450 	return status;
4451 }
4452 
4453 /**
4454  * i40e_set_pci_config_data - store PCI bus info
4455  * @hw: pointer to hardware structure
4456  * @link_status: the link status word from PCI config space
4457  *
4458  * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
4459  **/
i40e_set_pci_config_data(struct i40e_hw * hw,u16 link_status)4460 void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
4461 {
4462 	hw->bus.type = i40e_bus_type_pci_express;
4463 
4464 	switch (link_status & PCI_EXP_LNKSTA_NLW) {
4465 	case PCI_EXP_LNKSTA_NLW_X1:
4466 		hw->bus.width = i40e_bus_width_pcie_x1;
4467 		break;
4468 	case PCI_EXP_LNKSTA_NLW_X2:
4469 		hw->bus.width = i40e_bus_width_pcie_x2;
4470 		break;
4471 	case PCI_EXP_LNKSTA_NLW_X4:
4472 		hw->bus.width = i40e_bus_width_pcie_x4;
4473 		break;
4474 	case PCI_EXP_LNKSTA_NLW_X8:
4475 		hw->bus.width = i40e_bus_width_pcie_x8;
4476 		break;
4477 	default:
4478 		hw->bus.width = i40e_bus_width_unknown;
4479 		break;
4480 	}
4481 
4482 	switch (link_status & PCI_EXP_LNKSTA_CLS) {
4483 	case PCI_EXP_LNKSTA_CLS_2_5GB:
4484 		hw->bus.speed = i40e_bus_speed_2500;
4485 		break;
4486 	case PCI_EXP_LNKSTA_CLS_5_0GB:
4487 		hw->bus.speed = i40e_bus_speed_5000;
4488 		break;
4489 	case PCI_EXP_LNKSTA_CLS_8_0GB:
4490 		hw->bus.speed = i40e_bus_speed_8000;
4491 		break;
4492 	default:
4493 		hw->bus.speed = i40e_bus_speed_unknown;
4494 		break;
4495 	}
4496 }
4497 
4498 /**
4499  * i40e_aq_debug_dump
4500  * @hw: pointer to the hardware structure
4501  * @cluster_id: specific cluster to dump
4502  * @table_id: table id within cluster
4503  * @start_index: index of line in the block to read
4504  * @buff_size: dump buffer size
4505  * @buff: dump buffer
4506  * @ret_buff_size: actual buffer size returned
4507  * @ret_next_table: next block to read
4508  * @ret_next_index: next index to read
4509  * @cmd_details: pointer to command details structure or NULL
4510  *
4511  * Dump internal FW/HW data for debug purposes.
4512  *
4513  **/
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)4514 i40e_status i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
4515 			       u8 table_id, u32 start_index, u16 buff_size,
4516 			       void *buff, u16 *ret_buff_size,
4517 			       u8 *ret_next_table, u32 *ret_next_index,
4518 			       struct i40e_asq_cmd_details *cmd_details)
4519 {
4520 	struct i40e_aq_desc desc;
4521 	struct i40e_aqc_debug_dump_internals *cmd =
4522 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
4523 	struct i40e_aqc_debug_dump_internals *resp =
4524 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
4525 	i40e_status 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_debug_dump_internals);
4532 	/* Indirect Command */
4533 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
4534 	if (buff_size > I40E_AQ_LARGE_BUF)
4535 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
4536 
4537 	cmd->cluster_id = cluster_id;
4538 	cmd->table_id = table_id;
4539 	cmd->idx = cpu_to_le32(start_index);
4540 
4541 	desc.datalen = cpu_to_le16(buff_size);
4542 
4543 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4544 	if (!status) {
4545 		if (ret_buff_size)
4546 			*ret_buff_size = le16_to_cpu(desc.datalen);
4547 		if (ret_next_table)
4548 			*ret_next_table = resp->table_id;
4549 		if (ret_next_index)
4550 			*ret_next_index = le32_to_cpu(resp->idx);
4551 	}
4552 
4553 	return status;
4554 }
4555 
4556 /**
4557  * i40e_read_bw_from_alt_ram
4558  * @hw: pointer to the hardware structure
4559  * @max_bw: pointer for max_bw read
4560  * @min_bw: pointer for min_bw read
4561  * @min_valid: pointer for bool that is true if min_bw is a valid value
4562  * @max_valid: pointer for bool that is true if max_bw is a valid value
4563  *
4564  * Read bw from the alternate ram for the given pf
4565  **/
i40e_read_bw_from_alt_ram(struct i40e_hw * hw,u32 * max_bw,u32 * min_bw,bool * min_valid,bool * max_valid)4566 i40e_status i40e_read_bw_from_alt_ram(struct i40e_hw *hw,
4567 				      u32 *max_bw, u32 *min_bw,
4568 				      bool *min_valid, bool *max_valid)
4569 {
4570 	i40e_status status;
4571 	u32 max_bw_addr, min_bw_addr;
4572 
4573 	/* Calculate the address of the min/max bw registers */
4574 	max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
4575 		      I40E_ALT_STRUCT_MAX_BW_OFFSET +
4576 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
4577 	min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
4578 		      I40E_ALT_STRUCT_MIN_BW_OFFSET +
4579 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
4580 
4581 	/* Read the bandwidths from alt ram */
4582 	status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw,
4583 					min_bw_addr, min_bw);
4584 
4585 	if (*min_bw & I40E_ALT_BW_VALID_MASK)
4586 		*min_valid = true;
4587 	else
4588 		*min_valid = false;
4589 
4590 	if (*max_bw & I40E_ALT_BW_VALID_MASK)
4591 		*max_valid = true;
4592 	else
4593 		*max_valid = false;
4594 
4595 	return status;
4596 }
4597 
4598 /**
4599  * i40e_aq_configure_partition_bw
4600  * @hw: pointer to the hardware structure
4601  * @bw_data: Buffer holding valid pfs and bw limits
4602  * @cmd_details: pointer to command details
4603  *
4604  * Configure partitions guaranteed/max bw
4605  **/
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)4606 i40e_status i40e_aq_configure_partition_bw(struct i40e_hw *hw,
4607 			struct i40e_aqc_configure_partition_bw_data *bw_data,
4608 			struct i40e_asq_cmd_details *cmd_details)
4609 {
4610 	i40e_status status;
4611 	struct i40e_aq_desc desc;
4612 	u16 bwd_size = sizeof(*bw_data);
4613 
4614 	i40e_fill_default_direct_cmd_desc(&desc,
4615 					  i40e_aqc_opc_configure_partition_bw);
4616 
4617 	/* Indirect command */
4618 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
4619 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
4620 
4621 	if (bwd_size > I40E_AQ_LARGE_BUF)
4622 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
4623 
4624 	desc.datalen = cpu_to_le16(bwd_size);
4625 
4626 	status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size,
4627 				       cmd_details);
4628 
4629 	return status;
4630 }
4631 
4632 /**
4633  * i40e_read_phy_register_clause22
4634  * @hw: pointer to the HW structure
4635  * @reg: register address in the page
4636  * @phy_addr: PHY address on MDIO interface
4637  * @value: PHY register value
4638  *
4639  * Reads specified PHY register value
4640  **/
i40e_read_phy_register_clause22(struct i40e_hw * hw,u16 reg,u8 phy_addr,u16 * value)4641 i40e_status i40e_read_phy_register_clause22(struct i40e_hw *hw,
4642 					    u16 reg, u8 phy_addr, u16 *value)
4643 {
4644 	i40e_status status = I40E_ERR_TIMEOUT;
4645 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
4646 	u32 command = 0;
4647 	u16 retry = 1000;
4648 
4649 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4650 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4651 		  (I40E_MDIO_CLAUSE22_OPCODE_READ_MASK) |
4652 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
4653 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
4654 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4655 	do {
4656 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4657 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4658 			status = 0;
4659 			break;
4660 		}
4661 		udelay(10);
4662 		retry--;
4663 	} while (retry);
4664 
4665 	if (status) {
4666 		i40e_debug(hw, I40E_DEBUG_PHY,
4667 			   "PHY: Can't write command to external PHY.\n");
4668 	} else {
4669 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
4670 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
4671 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
4672 	}
4673 
4674 	return status;
4675 }
4676 
4677 /**
4678  * i40e_write_phy_register_clause22
4679  * @hw: pointer to the HW structure
4680  * @reg: register address in the page
4681  * @phy_addr: PHY address on MDIO interface
4682  * @value: PHY register value
4683  *
4684  * Writes specified PHY register value
4685  **/
i40e_write_phy_register_clause22(struct i40e_hw * hw,u16 reg,u8 phy_addr,u16 value)4686 i40e_status i40e_write_phy_register_clause22(struct i40e_hw *hw,
4687 					     u16 reg, u8 phy_addr, u16 value)
4688 {
4689 	i40e_status status = I40E_ERR_TIMEOUT;
4690 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
4691 	u32 command  = 0;
4692 	u16 retry = 1000;
4693 
4694 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
4695 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
4696 
4697 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4698 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4699 		  (I40E_MDIO_CLAUSE22_OPCODE_WRITE_MASK) |
4700 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
4701 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
4702 
4703 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4704 	do {
4705 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4706 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4707 			status = 0;
4708 			break;
4709 		}
4710 		udelay(10);
4711 		retry--;
4712 	} while (retry);
4713 
4714 	return status;
4715 }
4716 
4717 /**
4718  * i40e_read_phy_register_clause45
4719  * @hw: pointer to the HW structure
4720  * @page: registers page number
4721  * @reg: register address in the page
4722  * @phy_addr: PHY address on MDIO interface
4723  * @value: PHY register value
4724  *
4725  * Reads specified PHY register value
4726  **/
i40e_read_phy_register_clause45(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 * value)4727 i40e_status i40e_read_phy_register_clause45(struct i40e_hw *hw,
4728 				u8 page, u16 reg, u8 phy_addr, u16 *value)
4729 {
4730 	i40e_status status = I40E_ERR_TIMEOUT;
4731 	u32 command = 0;
4732 	u16 retry = 1000;
4733 	u8 port_num = hw->func_caps.mdio_port_num;
4734 
4735 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
4736 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4737 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4738 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
4739 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
4740 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4741 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4742 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4743 	do {
4744 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4745 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4746 			status = 0;
4747 			break;
4748 		}
4749 		usleep_range(10, 20);
4750 		retry--;
4751 	} while (retry);
4752 
4753 	if (status) {
4754 		i40e_debug(hw, I40E_DEBUG_PHY,
4755 			   "PHY: Can't write command to external PHY.\n");
4756 		goto phy_read_end;
4757 	}
4758 
4759 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4760 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4761 		  (I40E_MDIO_CLAUSE45_OPCODE_READ_MASK) |
4762 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
4763 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4764 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4765 	status = I40E_ERR_TIMEOUT;
4766 	retry = 1000;
4767 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4768 	do {
4769 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4770 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4771 			status = 0;
4772 			break;
4773 		}
4774 		usleep_range(10, 20);
4775 		retry--;
4776 	} while (retry);
4777 
4778 	if (!status) {
4779 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
4780 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
4781 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
4782 	} else {
4783 		i40e_debug(hw, I40E_DEBUG_PHY,
4784 			   "PHY: Can't read register value from external PHY.\n");
4785 	}
4786 
4787 phy_read_end:
4788 	return status;
4789 }
4790 
4791 /**
4792  * i40e_write_phy_register_clause45
4793  * @hw: pointer to the HW structure
4794  * @page: registers page number
4795  * @reg: register address in the page
4796  * @phy_addr: PHY address on MDIO interface
4797  * @value: PHY register value
4798  *
4799  * Writes value to specified PHY register
4800  **/
i40e_write_phy_register_clause45(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 value)4801 i40e_status i40e_write_phy_register_clause45(struct i40e_hw *hw,
4802 				u8 page, u16 reg, u8 phy_addr, u16 value)
4803 {
4804 	i40e_status status = I40E_ERR_TIMEOUT;
4805 	u32 command = 0;
4806 	u16 retry = 1000;
4807 	u8 port_num = hw->func_caps.mdio_port_num;
4808 
4809 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
4810 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4811 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4812 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
4813 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
4814 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4815 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4816 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4817 	do {
4818 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4819 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4820 			status = 0;
4821 			break;
4822 		}
4823 		usleep_range(10, 20);
4824 		retry--;
4825 	} while (retry);
4826 	if (status) {
4827 		i40e_debug(hw, I40E_DEBUG_PHY,
4828 			   "PHY: Can't write command to external PHY.\n");
4829 		goto phy_write_end;
4830 	}
4831 
4832 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
4833 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
4834 
4835 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4836 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4837 		  (I40E_MDIO_CLAUSE45_OPCODE_WRITE_MASK) |
4838 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
4839 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4840 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4841 	status = I40E_ERR_TIMEOUT;
4842 	retry = 1000;
4843 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4844 	do {
4845 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4846 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4847 			status = 0;
4848 			break;
4849 		}
4850 		usleep_range(10, 20);
4851 		retry--;
4852 	} while (retry);
4853 
4854 phy_write_end:
4855 	return status;
4856 }
4857 
4858 /**
4859  * i40e_write_phy_register
4860  * @hw: pointer to the HW structure
4861  * @page: registers page number
4862  * @reg: register address in the page
4863  * @phy_addr: PHY address on MDIO interface
4864  * @value: PHY register value
4865  *
4866  * Writes value to specified PHY register
4867  **/
i40e_write_phy_register(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 value)4868 i40e_status i40e_write_phy_register(struct i40e_hw *hw,
4869 				    u8 page, u16 reg, u8 phy_addr, u16 value)
4870 {
4871 	i40e_status status;
4872 
4873 	switch (hw->device_id) {
4874 	case I40E_DEV_ID_1G_BASE_T_X722:
4875 		status = i40e_write_phy_register_clause22(hw, reg, phy_addr,
4876 							  value);
4877 		break;
4878 	case I40E_DEV_ID_5G_BASE_T_BC:
4879 	case I40E_DEV_ID_10G_BASE_T:
4880 	case I40E_DEV_ID_10G_BASE_T4:
4881 	case I40E_DEV_ID_10G_BASE_T_BC:
4882 	case I40E_DEV_ID_10G_BASE_T_X722:
4883 	case I40E_DEV_ID_25G_B:
4884 	case I40E_DEV_ID_25G_SFP28:
4885 		status = i40e_write_phy_register_clause45(hw, page, reg,
4886 							  phy_addr, value);
4887 		break;
4888 	default:
4889 		status = I40E_ERR_UNKNOWN_PHY;
4890 		break;
4891 	}
4892 
4893 	return status;
4894 }
4895 
4896 /**
4897  * i40e_read_phy_register
4898  * @hw: pointer to the HW structure
4899  * @page: registers page number
4900  * @reg: register address in the page
4901  * @phy_addr: PHY address on MDIO interface
4902  * @value: PHY register value
4903  *
4904  * Reads specified PHY register value
4905  **/
i40e_read_phy_register(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 * value)4906 i40e_status i40e_read_phy_register(struct i40e_hw *hw,
4907 				   u8 page, u16 reg, u8 phy_addr, u16 *value)
4908 {
4909 	i40e_status status;
4910 
4911 	switch (hw->device_id) {
4912 	case I40E_DEV_ID_1G_BASE_T_X722:
4913 		status = i40e_read_phy_register_clause22(hw, reg, phy_addr,
4914 							 value);
4915 		break;
4916 	case I40E_DEV_ID_5G_BASE_T_BC:
4917 	case I40E_DEV_ID_10G_BASE_T:
4918 	case I40E_DEV_ID_10G_BASE_T4:
4919 	case I40E_DEV_ID_10G_BASE_T_BC:
4920 	case I40E_DEV_ID_10G_BASE_T_X722:
4921 	case I40E_DEV_ID_25G_B:
4922 	case I40E_DEV_ID_25G_SFP28:
4923 		status = i40e_read_phy_register_clause45(hw, page, reg,
4924 							 phy_addr, value);
4925 		break;
4926 	default:
4927 		status = I40E_ERR_UNKNOWN_PHY;
4928 		break;
4929 	}
4930 
4931 	return status;
4932 }
4933 
4934 /**
4935  * i40e_get_phy_address
4936  * @hw: pointer to the HW structure
4937  * @dev_num: PHY port num that address we want
4938  *
4939  * Gets PHY address for current port
4940  **/
i40e_get_phy_address(struct i40e_hw * hw,u8 dev_num)4941 u8 i40e_get_phy_address(struct i40e_hw *hw, u8 dev_num)
4942 {
4943 	u8 port_num = hw->func_caps.mdio_port_num;
4944 	u32 reg_val = rd32(hw, I40E_GLGEN_MDIO_I2C_SEL(port_num));
4945 
4946 	return (u8)(reg_val >> ((dev_num + 1) * 5)) & 0x1f;
4947 }
4948 
4949 /**
4950  * i40e_blink_phy_link_led
4951  * @hw: pointer to the HW structure
4952  * @time: time how long led will blinks in secs
4953  * @interval: gap between LED on and off in msecs
4954  *
4955  * Blinks PHY link LED
4956  **/
i40e_blink_phy_link_led(struct i40e_hw * hw,u32 time,u32 interval)4957 i40e_status i40e_blink_phy_link_led(struct i40e_hw *hw,
4958 				    u32 time, u32 interval)
4959 {
4960 	i40e_status status = 0;
4961 	u32 i;
4962 	u16 led_ctl;
4963 	u16 gpio_led_port;
4964 	u16 led_reg;
4965 	u16 led_addr = I40E_PHY_LED_PROV_REG_1;
4966 	u8 phy_addr = 0;
4967 	u8 port_num;
4968 
4969 	i = rd32(hw, I40E_PFGEN_PORTNUM);
4970 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
4971 	phy_addr = i40e_get_phy_address(hw, port_num);
4972 
4973 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
4974 	     led_addr++) {
4975 		status = i40e_read_phy_register_clause45(hw,
4976 							 I40E_PHY_COM_REG_PAGE,
4977 							 led_addr, phy_addr,
4978 							 &led_reg);
4979 		if (status)
4980 			goto phy_blinking_end;
4981 		led_ctl = led_reg;
4982 		if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
4983 			led_reg = 0;
4984 			status = i40e_write_phy_register_clause45(hw,
4985 							 I40E_PHY_COM_REG_PAGE,
4986 							 led_addr, phy_addr,
4987 							 led_reg);
4988 			if (status)
4989 				goto phy_blinking_end;
4990 			break;
4991 		}
4992 	}
4993 
4994 	if (time > 0 && interval > 0) {
4995 		for (i = 0; i < time * 1000; i += interval) {
4996 			status = i40e_read_phy_register_clause45(hw,
4997 						I40E_PHY_COM_REG_PAGE,
4998 						led_addr, phy_addr, &led_reg);
4999 			if (status)
5000 				goto restore_config;
5001 			if (led_reg & I40E_PHY_LED_MANUAL_ON)
5002 				led_reg = 0;
5003 			else
5004 				led_reg = I40E_PHY_LED_MANUAL_ON;
5005 			status = i40e_write_phy_register_clause45(hw,
5006 						I40E_PHY_COM_REG_PAGE,
5007 						led_addr, phy_addr, led_reg);
5008 			if (status)
5009 				goto restore_config;
5010 			msleep(interval);
5011 		}
5012 	}
5013 
5014 restore_config:
5015 	status = i40e_write_phy_register_clause45(hw,
5016 						  I40E_PHY_COM_REG_PAGE,
5017 						  led_addr, phy_addr, led_ctl);
5018 
5019 phy_blinking_end:
5020 	return status;
5021 }
5022 
5023 /**
5024  * i40e_led_get_reg - read LED register
5025  * @hw: pointer to the HW structure
5026  * @led_addr: LED register address
5027  * @reg_val: read register value
5028  **/
i40e_led_get_reg(struct i40e_hw * hw,u16 led_addr,u32 * reg_val)5029 static enum i40e_status_code i40e_led_get_reg(struct i40e_hw *hw, u16 led_addr,
5030 					      u32 *reg_val)
5031 {
5032 	enum i40e_status_code status;
5033 	u8 phy_addr = 0;
5034 	u8 port_num;
5035 	u32 i;
5036 
5037 	*reg_val = 0;
5038 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
5039 		status =
5040 		       i40e_aq_get_phy_register(hw,
5041 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
5042 						I40E_PHY_COM_REG_PAGE, true,
5043 						I40E_PHY_LED_PROV_REG_1,
5044 						reg_val, NULL);
5045 	} else {
5046 		i = rd32(hw, I40E_PFGEN_PORTNUM);
5047 		port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
5048 		phy_addr = i40e_get_phy_address(hw, port_num);
5049 		status = i40e_read_phy_register_clause45(hw,
5050 							 I40E_PHY_COM_REG_PAGE,
5051 							 led_addr, phy_addr,
5052 							 (u16 *)reg_val);
5053 	}
5054 	return status;
5055 }
5056 
5057 /**
5058  * i40e_led_set_reg - write LED register
5059  * @hw: pointer to the HW structure
5060  * @led_addr: LED register address
5061  * @reg_val: register value to write
5062  **/
i40e_led_set_reg(struct i40e_hw * hw,u16 led_addr,u32 reg_val)5063 static enum i40e_status_code i40e_led_set_reg(struct i40e_hw *hw, u16 led_addr,
5064 					      u32 reg_val)
5065 {
5066 	enum i40e_status_code status;
5067 	u8 phy_addr = 0;
5068 	u8 port_num;
5069 	u32 i;
5070 
5071 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
5072 		status =
5073 		       i40e_aq_set_phy_register(hw,
5074 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
5075 						I40E_PHY_COM_REG_PAGE, true,
5076 						I40E_PHY_LED_PROV_REG_1,
5077 						reg_val, NULL);
5078 	} else {
5079 		i = rd32(hw, I40E_PFGEN_PORTNUM);
5080 		port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
5081 		phy_addr = i40e_get_phy_address(hw, port_num);
5082 		status = i40e_write_phy_register_clause45(hw,
5083 							  I40E_PHY_COM_REG_PAGE,
5084 							  led_addr, phy_addr,
5085 							  (u16)reg_val);
5086 	}
5087 
5088 	return status;
5089 }
5090 
5091 /**
5092  * i40e_led_get_phy - return current on/off mode
5093  * @hw: pointer to the hw struct
5094  * @led_addr: address of led register to use
5095  * @val: original value of register to use
5096  *
5097  **/
i40e_led_get_phy(struct i40e_hw * hw,u16 * led_addr,u16 * val)5098 i40e_status i40e_led_get_phy(struct i40e_hw *hw, u16 *led_addr,
5099 			     u16 *val)
5100 {
5101 	i40e_status status = 0;
5102 	u16 gpio_led_port;
5103 	u8 phy_addr = 0;
5104 	u16 reg_val;
5105 	u16 temp_addr;
5106 	u8 port_num;
5107 	u32 i;
5108 	u32 reg_val_aq;
5109 
5110 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
5111 		status =
5112 		      i40e_aq_get_phy_register(hw,
5113 					       I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
5114 					       I40E_PHY_COM_REG_PAGE, true,
5115 					       I40E_PHY_LED_PROV_REG_1,
5116 					       &reg_val_aq, NULL);
5117 		if (status == I40E_SUCCESS)
5118 			*val = (u16)reg_val_aq;
5119 		return status;
5120 	}
5121 	temp_addr = I40E_PHY_LED_PROV_REG_1;
5122 	i = rd32(hw, I40E_PFGEN_PORTNUM);
5123 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
5124 	phy_addr = i40e_get_phy_address(hw, port_num);
5125 
5126 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
5127 	     temp_addr++) {
5128 		status = i40e_read_phy_register_clause45(hw,
5129 							 I40E_PHY_COM_REG_PAGE,
5130 							 temp_addr, phy_addr,
5131 							 &reg_val);
5132 		if (status)
5133 			return status;
5134 		*val = reg_val;
5135 		if (reg_val & I40E_PHY_LED_LINK_MODE_MASK) {
5136 			*led_addr = temp_addr;
5137 			break;
5138 		}
5139 	}
5140 	return status;
5141 }
5142 
5143 /**
5144  * i40e_led_set_phy
5145  * @hw: pointer to the HW structure
5146  * @on: true or false
5147  * @led_addr: address of led register to use
5148  * @mode: original val plus bit for set or ignore
5149  *
5150  * Set led's on or off when controlled by the PHY
5151  *
5152  **/
i40e_led_set_phy(struct i40e_hw * hw,bool on,u16 led_addr,u32 mode)5153 i40e_status i40e_led_set_phy(struct i40e_hw *hw, bool on,
5154 			     u16 led_addr, u32 mode)
5155 {
5156 	i40e_status status = 0;
5157 	u32 led_ctl = 0;
5158 	u32 led_reg = 0;
5159 
5160 	status = i40e_led_get_reg(hw, led_addr, &led_reg);
5161 	if (status)
5162 		return status;
5163 	led_ctl = led_reg;
5164 	if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
5165 		led_reg = 0;
5166 		status = i40e_led_set_reg(hw, led_addr, led_reg);
5167 		if (status)
5168 			return status;
5169 	}
5170 	status = i40e_led_get_reg(hw, led_addr, &led_reg);
5171 	if (status)
5172 		goto restore_config;
5173 	if (on)
5174 		led_reg = I40E_PHY_LED_MANUAL_ON;
5175 	else
5176 		led_reg = 0;
5177 
5178 	status = i40e_led_set_reg(hw, led_addr, led_reg);
5179 	if (status)
5180 		goto restore_config;
5181 	if (mode & I40E_PHY_LED_MODE_ORIG) {
5182 		led_ctl = (mode & I40E_PHY_LED_MODE_MASK);
5183 		status = i40e_led_set_reg(hw, led_addr, led_ctl);
5184 	}
5185 	return status;
5186 
5187 restore_config:
5188 	status = i40e_led_set_reg(hw, led_addr, led_ctl);
5189 	return status;
5190 }
5191 
5192 /**
5193  * i40e_aq_rx_ctl_read_register - use FW to read from an Rx control register
5194  * @hw: pointer to the hw struct
5195  * @reg_addr: register address
5196  * @reg_val: ptr to register value
5197  * @cmd_details: pointer to command details structure or NULL
5198  *
5199  * Use the firmware to read the Rx control register,
5200  * especially useful if the Rx unit is under heavy pressure
5201  **/
i40e_aq_rx_ctl_read_register(struct i40e_hw * hw,u32 reg_addr,u32 * reg_val,struct i40e_asq_cmd_details * cmd_details)5202 i40e_status i40e_aq_rx_ctl_read_register(struct i40e_hw *hw,
5203 				u32 reg_addr, u32 *reg_val,
5204 				struct i40e_asq_cmd_details *cmd_details)
5205 {
5206 	struct i40e_aq_desc desc;
5207 	struct i40e_aqc_rx_ctl_reg_read_write *cmd_resp =
5208 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
5209 	i40e_status status;
5210 
5211 	if (!reg_val)
5212 		return I40E_ERR_PARAM;
5213 
5214 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_read);
5215 
5216 	cmd_resp->address = cpu_to_le32(reg_addr);
5217 
5218 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5219 
5220 	if (status == 0)
5221 		*reg_val = le32_to_cpu(cmd_resp->value);
5222 
5223 	return status;
5224 }
5225 
5226 /**
5227  * i40e_read_rx_ctl - read from an Rx control register
5228  * @hw: pointer to the hw struct
5229  * @reg_addr: register address
5230  **/
i40e_read_rx_ctl(struct i40e_hw * hw,u32 reg_addr)5231 u32 i40e_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr)
5232 {
5233 	i40e_status status = 0;
5234 	bool use_register;
5235 	int retry = 5;
5236 	u32 val = 0;
5237 
5238 	use_register = (((hw->aq.api_maj_ver == 1) &&
5239 			(hw->aq.api_min_ver < 5)) ||
5240 			(hw->mac.type == I40E_MAC_X722));
5241 	if (!use_register) {
5242 do_retry:
5243 		status = i40e_aq_rx_ctl_read_register(hw, reg_addr, &val, NULL);
5244 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
5245 			usleep_range(1000, 2000);
5246 			retry--;
5247 			goto do_retry;
5248 		}
5249 	}
5250 
5251 	/* if the AQ access failed, try the old-fashioned way */
5252 	if (status || use_register)
5253 		val = rd32(hw, reg_addr);
5254 
5255 	return val;
5256 }
5257 
5258 /**
5259  * i40e_aq_rx_ctl_write_register
5260  * @hw: pointer to the hw struct
5261  * @reg_addr: register address
5262  * @reg_val: register value
5263  * @cmd_details: pointer to command details structure or NULL
5264  *
5265  * Use the firmware to write to an Rx control register,
5266  * especially useful if the Rx unit is under heavy pressure
5267  **/
i40e_aq_rx_ctl_write_register(struct i40e_hw * hw,u32 reg_addr,u32 reg_val,struct i40e_asq_cmd_details * cmd_details)5268 i40e_status i40e_aq_rx_ctl_write_register(struct i40e_hw *hw,
5269 				u32 reg_addr, u32 reg_val,
5270 				struct i40e_asq_cmd_details *cmd_details)
5271 {
5272 	struct i40e_aq_desc desc;
5273 	struct i40e_aqc_rx_ctl_reg_read_write *cmd =
5274 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
5275 	i40e_status status;
5276 
5277 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_write);
5278 
5279 	cmd->address = cpu_to_le32(reg_addr);
5280 	cmd->value = cpu_to_le32(reg_val);
5281 
5282 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5283 
5284 	return status;
5285 }
5286 
5287 /**
5288  * i40e_write_rx_ctl - write to an Rx control register
5289  * @hw: pointer to the hw struct
5290  * @reg_addr: register address
5291  * @reg_val: register value
5292  **/
i40e_write_rx_ctl(struct i40e_hw * hw,u32 reg_addr,u32 reg_val)5293 void i40e_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val)
5294 {
5295 	i40e_status status = 0;
5296 	bool use_register;
5297 	int retry = 5;
5298 
5299 	use_register = (((hw->aq.api_maj_ver == 1) &&
5300 			(hw->aq.api_min_ver < 5)) ||
5301 			(hw->mac.type == I40E_MAC_X722));
5302 	if (!use_register) {
5303 do_retry:
5304 		status = i40e_aq_rx_ctl_write_register(hw, reg_addr,
5305 						       reg_val, NULL);
5306 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
5307 			usleep_range(1000, 2000);
5308 			retry--;
5309 			goto do_retry;
5310 		}
5311 	}
5312 
5313 	/* if the AQ access failed, try the old-fashioned way */
5314 	if (status || use_register)
5315 		wr32(hw, reg_addr, reg_val);
5316 }
5317 
5318 /**
5319  * i40e_mdio_if_number_selection - MDIO I/F number selection
5320  * @hw: pointer to the hw struct
5321  * @set_mdio: use MDIO I/F number specified by mdio_num
5322  * @mdio_num: MDIO I/F number
5323  * @cmd: pointer to PHY Register command structure
5324  **/
i40e_mdio_if_number_selection(struct i40e_hw * hw,bool set_mdio,u8 mdio_num,struct i40e_aqc_phy_register_access * cmd)5325 static void i40e_mdio_if_number_selection(struct i40e_hw *hw, bool set_mdio,
5326 					  u8 mdio_num,
5327 					  struct i40e_aqc_phy_register_access *cmd)
5328 {
5329 	if (set_mdio && cmd->phy_interface == I40E_AQ_PHY_REG_ACCESS_EXTERNAL) {
5330 		if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_EXTENDED)
5331 			cmd->cmd_flags |=
5332 				I40E_AQ_PHY_REG_ACCESS_SET_MDIO_IF_NUMBER |
5333 				((mdio_num <<
5334 				I40E_AQ_PHY_REG_ACCESS_MDIO_IF_NUMBER_SHIFT) &
5335 				I40E_AQ_PHY_REG_ACCESS_MDIO_IF_NUMBER_MASK);
5336 		else
5337 			i40e_debug(hw, I40E_DEBUG_PHY,
5338 				   "MDIO I/F number selection not supported by current FW version.\n");
5339 	}
5340 }
5341 
5342 /**
5343  * i40e_aq_set_phy_register_ext
5344  * @hw: pointer to the hw struct
5345  * @phy_select: select which phy should be accessed
5346  * @dev_addr: PHY device address
5347  * @page_change: flag to indicate if phy page should be updated
5348  * @set_mdio: use MDIO I/F number specified by mdio_num
5349  * @mdio_num: MDIO I/F number
5350  * @reg_addr: PHY register address
5351  * @reg_val: new register value
5352  * @cmd_details: pointer to command details structure or NULL
5353  *
5354  * Write the external PHY register.
5355  * NOTE: In common cases MDIO I/F number should not be changed, thats why you
5356  * may use simple wrapper i40e_aq_set_phy_register.
5357  **/
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)5358 enum i40e_status_code i40e_aq_set_phy_register_ext(struct i40e_hw *hw,
5359 			     u8 phy_select, u8 dev_addr, bool page_change,
5360 			     bool set_mdio, u8 mdio_num,
5361 			     u32 reg_addr, u32 reg_val,
5362 			     struct i40e_asq_cmd_details *cmd_details)
5363 {
5364 	struct i40e_aq_desc desc;
5365 	struct i40e_aqc_phy_register_access *cmd =
5366 		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
5367 	i40e_status status;
5368 
5369 	i40e_fill_default_direct_cmd_desc(&desc,
5370 					  i40e_aqc_opc_set_phy_register);
5371 
5372 	cmd->phy_interface = phy_select;
5373 	cmd->dev_address = dev_addr;
5374 	cmd->reg_address = cpu_to_le32(reg_addr);
5375 	cmd->reg_value = cpu_to_le32(reg_val);
5376 
5377 	i40e_mdio_if_number_selection(hw, set_mdio, mdio_num, cmd);
5378 
5379 	if (!page_change)
5380 		cmd->cmd_flags = I40E_AQ_PHY_REG_ACCESS_DONT_CHANGE_QSFP_PAGE;
5381 
5382 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5383 
5384 	return status;
5385 }
5386 
5387 /**
5388  * i40e_aq_get_phy_register_ext
5389  * @hw: pointer to the hw struct
5390  * @phy_select: select which phy should be accessed
5391  * @dev_addr: PHY device address
5392  * @page_change: flag to indicate if phy page should be updated
5393  * @set_mdio: use MDIO I/F number specified by mdio_num
5394  * @mdio_num: MDIO I/F number
5395  * @reg_addr: PHY register address
5396  * @reg_val: read register value
5397  * @cmd_details: pointer to command details structure or NULL
5398  *
5399  * Read the external PHY register.
5400  * NOTE: In common cases MDIO I/F number should not be changed, thats why you
5401  * may use simple wrapper i40e_aq_get_phy_register.
5402  **/
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)5403 enum i40e_status_code i40e_aq_get_phy_register_ext(struct i40e_hw *hw,
5404 			     u8 phy_select, u8 dev_addr, bool page_change,
5405 			     bool set_mdio, u8 mdio_num,
5406 			     u32 reg_addr, u32 *reg_val,
5407 			     struct i40e_asq_cmd_details *cmd_details)
5408 {
5409 	struct i40e_aq_desc desc;
5410 	struct i40e_aqc_phy_register_access *cmd =
5411 		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
5412 	i40e_status status;
5413 
5414 	i40e_fill_default_direct_cmd_desc(&desc,
5415 					  i40e_aqc_opc_get_phy_register);
5416 
5417 	cmd->phy_interface = phy_select;
5418 	cmd->dev_address = dev_addr;
5419 	cmd->reg_address = cpu_to_le32(reg_addr);
5420 
5421 	i40e_mdio_if_number_selection(hw, set_mdio, mdio_num, cmd);
5422 
5423 	if (!page_change)
5424 		cmd->cmd_flags = I40E_AQ_PHY_REG_ACCESS_DONT_CHANGE_QSFP_PAGE;
5425 
5426 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5427 	if (!status)
5428 		*reg_val = le32_to_cpu(cmd->reg_value);
5429 
5430 	return status;
5431 }
5432 
5433 /**
5434  * i40e_aq_write_ddp - Write dynamic device personalization (ddp)
5435  * @hw: pointer to the hw struct
5436  * @buff: command buffer (size in bytes = buff_size)
5437  * @buff_size: buffer size in bytes
5438  * @track_id: package tracking id
5439  * @error_offset: returns error offset
5440  * @error_info: returns error information
5441  * @cmd_details: pointer to command details structure or NULL
5442  **/
5443 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)5444 i40e_status_code i40e_aq_write_ddp(struct i40e_hw *hw, void *buff,
5445 				   u16 buff_size, u32 track_id,
5446 				   u32 *error_offset, u32 *error_info,
5447 				   struct i40e_asq_cmd_details *cmd_details)
5448 {
5449 	struct i40e_aq_desc desc;
5450 	struct i40e_aqc_write_personalization_profile *cmd =
5451 		(struct i40e_aqc_write_personalization_profile *)
5452 		&desc.params.raw;
5453 	struct i40e_aqc_write_ddp_resp *resp;
5454 	i40e_status status;
5455 
5456 	i40e_fill_default_direct_cmd_desc(&desc,
5457 					  i40e_aqc_opc_write_personalization_profile);
5458 
5459 	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
5460 	if (buff_size > I40E_AQ_LARGE_BUF)
5461 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
5462 
5463 	desc.datalen = cpu_to_le16(buff_size);
5464 
5465 	cmd->profile_track_id = cpu_to_le32(track_id);
5466 
5467 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
5468 	if (!status) {
5469 		resp = (struct i40e_aqc_write_ddp_resp *)&desc.params.raw;
5470 		if (error_offset)
5471 			*error_offset = le32_to_cpu(resp->error_offset);
5472 		if (error_info)
5473 			*error_info = le32_to_cpu(resp->error_info);
5474 	}
5475 
5476 	return status;
5477 }
5478 
5479 /**
5480  * i40e_aq_get_ddp_list - Read dynamic device personalization (ddp)
5481  * @hw: pointer to the hw struct
5482  * @buff: command buffer (size in bytes = buff_size)
5483  * @buff_size: buffer size in bytes
5484  * @flags: AdminQ command flags
5485  * @cmd_details: pointer to command details structure or NULL
5486  **/
5487 enum
i40e_aq_get_ddp_list(struct i40e_hw * hw,void * buff,u16 buff_size,u8 flags,struct i40e_asq_cmd_details * cmd_details)5488 i40e_status_code i40e_aq_get_ddp_list(struct i40e_hw *hw, void *buff,
5489 				      u16 buff_size, u8 flags,
5490 				      struct i40e_asq_cmd_details *cmd_details)
5491 {
5492 	struct i40e_aq_desc desc;
5493 	struct i40e_aqc_get_applied_profiles *cmd =
5494 		(struct i40e_aqc_get_applied_profiles *)&desc.params.raw;
5495 	i40e_status status;
5496 
5497 	i40e_fill_default_direct_cmd_desc(&desc,
5498 					  i40e_aqc_opc_get_personalization_profile_list);
5499 
5500 	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
5501 	if (buff_size > I40E_AQ_LARGE_BUF)
5502 		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
5503 	desc.datalen = cpu_to_le16(buff_size);
5504 
5505 	cmd->flags = flags;
5506 
5507 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
5508 
5509 	return status;
5510 }
5511 
5512 /**
5513  * i40e_find_segment_in_package
5514  * @segment_type: the segment type to search for (i.e., SEGMENT_TYPE_I40E)
5515  * @pkg_hdr: pointer to the package header to be searched
5516  *
5517  * This function searches a package file for a particular segment type. On
5518  * success it returns a pointer to the segment header, otherwise it will
5519  * return NULL.
5520  **/
5521 struct i40e_generic_seg_header *
i40e_find_segment_in_package(u32 segment_type,struct i40e_package_header * pkg_hdr)5522 i40e_find_segment_in_package(u32 segment_type,
5523 			     struct i40e_package_header *pkg_hdr)
5524 {
5525 	struct i40e_generic_seg_header *segment;
5526 	u32 i;
5527 
5528 	/* Search all package segments for the requested segment type */
5529 	for (i = 0; i < pkg_hdr->segment_count; i++) {
5530 		segment =
5531 			(struct i40e_generic_seg_header *)((u8 *)pkg_hdr +
5532 			 pkg_hdr->segment_offset[i]);
5533 
5534 		if (segment->type == segment_type)
5535 			return segment;
5536 	}
5537 
5538 	return NULL;
5539 }
5540 
5541 /* Get section table in profile */
5542 #define I40E_SECTION_TABLE(profile, sec_tbl)				\
5543 	do {								\
5544 		struct i40e_profile_segment *p = (profile);		\
5545 		u32 count;						\
5546 		u32 *nvm;						\
5547 		count = p->device_table_count;				\
5548 		nvm = (u32 *)&p->device_table[count];			\
5549 		sec_tbl = (struct i40e_section_table *)&nvm[nvm[0] + 1]; \
5550 	} while (0)
5551 
5552 /* Get section header in profile */
5553 #define I40E_SECTION_HEADER(profile, offset)				\
5554 	(struct i40e_profile_section_header *)((u8 *)(profile) + (offset))
5555 
5556 /**
5557  * i40e_find_section_in_profile
5558  * @section_type: the section type to search for (i.e., SECTION_TYPE_NOTE)
5559  * @profile: pointer to the i40e segment header to be searched
5560  *
5561  * This function searches i40e segment for a particular section type. On
5562  * success it returns a pointer to the section header, otherwise it will
5563  * return NULL.
5564  **/
5565 struct i40e_profile_section_header *
i40e_find_section_in_profile(u32 section_type,struct i40e_profile_segment * profile)5566 i40e_find_section_in_profile(u32 section_type,
5567 			     struct i40e_profile_segment *profile)
5568 {
5569 	struct i40e_profile_section_header *sec;
5570 	struct i40e_section_table *sec_tbl;
5571 	u32 sec_off;
5572 	u32 i;
5573 
5574 	if (profile->header.type != SEGMENT_TYPE_I40E)
5575 		return NULL;
5576 
5577 	I40E_SECTION_TABLE(profile, sec_tbl);
5578 
5579 	for (i = 0; i < sec_tbl->section_count; i++) {
5580 		sec_off = sec_tbl->section_offset[i];
5581 		sec = I40E_SECTION_HEADER(profile, sec_off);
5582 		if (sec->section.type == section_type)
5583 			return sec;
5584 	}
5585 
5586 	return NULL;
5587 }
5588 
5589 /**
5590  * i40e_ddp_exec_aq_section - Execute generic AQ for DDP
5591  * @hw: pointer to the hw struct
5592  * @aq: command buffer containing all data to execute AQ
5593  **/
5594 static enum
i40e_ddp_exec_aq_section(struct i40e_hw * hw,struct i40e_profile_aq_section * aq)5595 i40e_status_code i40e_ddp_exec_aq_section(struct i40e_hw *hw,
5596 					  struct i40e_profile_aq_section *aq)
5597 {
5598 	i40e_status status;
5599 	struct i40e_aq_desc desc;
5600 	u8 *msg = NULL;
5601 	u16 msglen;
5602 
5603 	i40e_fill_default_direct_cmd_desc(&desc, aq->opcode);
5604 	desc.flags |= cpu_to_le16(aq->flags);
5605 	memcpy(desc.params.raw, aq->param, sizeof(desc.params.raw));
5606 
5607 	msglen = aq->datalen;
5608 	if (msglen) {
5609 		desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
5610 						I40E_AQ_FLAG_RD));
5611 		if (msglen > I40E_AQ_LARGE_BUF)
5612 			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
5613 		desc.datalen = cpu_to_le16(msglen);
5614 		msg = &aq->data[0];
5615 	}
5616 
5617 	status = i40e_asq_send_command(hw, &desc, msg, msglen, NULL);
5618 
5619 	if (status) {
5620 		i40e_debug(hw, I40E_DEBUG_PACKAGE,
5621 			   "unable to exec DDP AQ opcode %u, error %d\n",
5622 			   aq->opcode, status);
5623 		return status;
5624 	}
5625 
5626 	/* copy returned desc to aq_buf */
5627 	memcpy(aq->param, desc.params.raw, sizeof(desc.params.raw));
5628 
5629 	return 0;
5630 }
5631 
5632 /**
5633  * i40e_validate_profile
5634  * @hw: pointer to the hardware structure
5635  * @profile: pointer to the profile segment of the package to be validated
5636  * @track_id: package tracking id
5637  * @rollback: flag if the profile is for rollback.
5638  *
5639  * Validates supported devices and profile's sections.
5640  */
5641 static enum i40e_status_code
i40e_validate_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id,bool rollback)5642 i40e_validate_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
5643 		      u32 track_id, bool rollback)
5644 {
5645 	struct i40e_profile_section_header *sec = NULL;
5646 	i40e_status status = 0;
5647 	struct i40e_section_table *sec_tbl;
5648 	u32 vendor_dev_id;
5649 	u32 dev_cnt;
5650 	u32 sec_off;
5651 	u32 i;
5652 
5653 	if (track_id == I40E_DDP_TRACKID_INVALID) {
5654 		i40e_debug(hw, I40E_DEBUG_PACKAGE, "Invalid track_id\n");
5655 		return I40E_NOT_SUPPORTED;
5656 	}
5657 
5658 	dev_cnt = profile->device_table_count;
5659 	for (i = 0; i < dev_cnt; i++) {
5660 		vendor_dev_id = profile->device_table[i].vendor_dev_id;
5661 		if ((vendor_dev_id >> 16) == PCI_VENDOR_ID_INTEL &&
5662 		    hw->device_id == (vendor_dev_id & 0xFFFF))
5663 			break;
5664 	}
5665 	if (dev_cnt && i == dev_cnt) {
5666 		i40e_debug(hw, I40E_DEBUG_PACKAGE,
5667 			   "Device doesn't support DDP\n");
5668 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
5669 	}
5670 
5671 	I40E_SECTION_TABLE(profile, sec_tbl);
5672 
5673 	/* Validate sections types */
5674 	for (i = 0; i < sec_tbl->section_count; i++) {
5675 		sec_off = sec_tbl->section_offset[i];
5676 		sec = I40E_SECTION_HEADER(profile, sec_off);
5677 		if (rollback) {
5678 			if (sec->section.type == SECTION_TYPE_MMIO ||
5679 			    sec->section.type == SECTION_TYPE_AQ ||
5680 			    sec->section.type == SECTION_TYPE_RB_AQ) {
5681 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
5682 					   "Not a roll-back package\n");
5683 				return I40E_NOT_SUPPORTED;
5684 			}
5685 		} else {
5686 			if (sec->section.type == SECTION_TYPE_RB_AQ ||
5687 			    sec->section.type == SECTION_TYPE_RB_MMIO) {
5688 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
5689 					   "Not an original package\n");
5690 				return I40E_NOT_SUPPORTED;
5691 			}
5692 		}
5693 	}
5694 
5695 	return status;
5696 }
5697 
5698 /**
5699  * i40e_write_profile
5700  * @hw: pointer to the hardware structure
5701  * @profile: pointer to the profile segment of the package to be downloaded
5702  * @track_id: package tracking id
5703  *
5704  * Handles the download of a complete package.
5705  */
5706 enum i40e_status_code
i40e_write_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id)5707 i40e_write_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
5708 		   u32 track_id)
5709 {
5710 	i40e_status status = 0;
5711 	struct i40e_section_table *sec_tbl;
5712 	struct i40e_profile_section_header *sec = NULL;
5713 	struct i40e_profile_aq_section *ddp_aq;
5714 	u32 section_size = 0;
5715 	u32 offset = 0, info = 0;
5716 	u32 sec_off;
5717 	u32 i;
5718 
5719 	status = i40e_validate_profile(hw, profile, track_id, false);
5720 	if (status)
5721 		return status;
5722 
5723 	I40E_SECTION_TABLE(profile, sec_tbl);
5724 
5725 	for (i = 0; i < sec_tbl->section_count; i++) {
5726 		sec_off = sec_tbl->section_offset[i];
5727 		sec = I40E_SECTION_HEADER(profile, sec_off);
5728 		/* Process generic admin command */
5729 		if (sec->section.type == SECTION_TYPE_AQ) {
5730 			ddp_aq = (struct i40e_profile_aq_section *)&sec[1];
5731 			status = i40e_ddp_exec_aq_section(hw, ddp_aq);
5732 			if (status) {
5733 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
5734 					   "Failed to execute aq: section %d, opcode %u\n",
5735 					   i, ddp_aq->opcode);
5736 				break;
5737 			}
5738 			sec->section.type = SECTION_TYPE_RB_AQ;
5739 		}
5740 
5741 		/* Skip any non-mmio sections */
5742 		if (sec->section.type != SECTION_TYPE_MMIO)
5743 			continue;
5744 
5745 		section_size = sec->section.size +
5746 			sizeof(struct i40e_profile_section_header);
5747 
5748 		/* Write MMIO section */
5749 		status = i40e_aq_write_ddp(hw, (void *)sec, (u16)section_size,
5750 					   track_id, &offset, &info, NULL);
5751 		if (status) {
5752 			i40e_debug(hw, I40E_DEBUG_PACKAGE,
5753 				   "Failed to write profile: section %d, offset %d, info %d\n",
5754 				   i, offset, info);
5755 			break;
5756 		}
5757 	}
5758 	return status;
5759 }
5760 
5761 /**
5762  * i40e_rollback_profile
5763  * @hw: pointer to the hardware structure
5764  * @profile: pointer to the profile segment of the package to be removed
5765  * @track_id: package tracking id
5766  *
5767  * Rolls back previously loaded package.
5768  */
5769 enum i40e_status_code
i40e_rollback_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id)5770 i40e_rollback_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
5771 		      u32 track_id)
5772 {
5773 	struct i40e_profile_section_header *sec = NULL;
5774 	i40e_status status = 0;
5775 	struct i40e_section_table *sec_tbl;
5776 	u32 offset = 0, info = 0;
5777 	u32 section_size = 0;
5778 	u32 sec_off;
5779 	int i;
5780 
5781 	status = i40e_validate_profile(hw, profile, track_id, true);
5782 	if (status)
5783 		return status;
5784 
5785 	I40E_SECTION_TABLE(profile, sec_tbl);
5786 
5787 	/* For rollback write sections in reverse */
5788 	for (i = sec_tbl->section_count - 1; i >= 0; i--) {
5789 		sec_off = sec_tbl->section_offset[i];
5790 		sec = I40E_SECTION_HEADER(profile, sec_off);
5791 
5792 		/* Skip any non-rollback sections */
5793 		if (sec->section.type != SECTION_TYPE_RB_MMIO)
5794 			continue;
5795 
5796 		section_size = sec->section.size +
5797 			sizeof(struct i40e_profile_section_header);
5798 
5799 		/* Write roll-back MMIO section */
5800 		status = i40e_aq_write_ddp(hw, (void *)sec, (u16)section_size,
5801 					   track_id, &offset, &info, NULL);
5802 		if (status) {
5803 			i40e_debug(hw, I40E_DEBUG_PACKAGE,
5804 				   "Failed to write profile: section %d, offset %d, info %d\n",
5805 				   i, offset, info);
5806 			break;
5807 		}
5808 	}
5809 	return status;
5810 }
5811 
5812 /**
5813  * i40e_add_pinfo_to_list
5814  * @hw: pointer to the hardware structure
5815  * @profile: pointer to the profile segment of the package
5816  * @profile_info_sec: buffer for information section
5817  * @track_id: package tracking id
5818  *
5819  * Register a profile to the list of loaded profiles.
5820  */
5821 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)5822 i40e_add_pinfo_to_list(struct i40e_hw *hw,
5823 		       struct i40e_profile_segment *profile,
5824 		       u8 *profile_info_sec, u32 track_id)
5825 {
5826 	i40e_status status = 0;
5827 	struct i40e_profile_section_header *sec = NULL;
5828 	struct i40e_profile_info *pinfo;
5829 	u32 offset = 0, info = 0;
5830 
5831 	sec = (struct i40e_profile_section_header *)profile_info_sec;
5832 	sec->tbl_size = 1;
5833 	sec->data_end = sizeof(struct i40e_profile_section_header) +
5834 			sizeof(struct i40e_profile_info);
5835 	sec->section.type = SECTION_TYPE_INFO;
5836 	sec->section.offset = sizeof(struct i40e_profile_section_header);
5837 	sec->section.size = sizeof(struct i40e_profile_info);
5838 	pinfo = (struct i40e_profile_info *)(profile_info_sec +
5839 					     sec->section.offset);
5840 	pinfo->track_id = track_id;
5841 	pinfo->version = profile->version;
5842 	pinfo->op = I40E_DDP_ADD_TRACKID;
5843 	memcpy(pinfo->name, profile->name, I40E_DDP_NAME_SIZE);
5844 
5845 	status = i40e_aq_write_ddp(hw, (void *)sec, sec->data_end,
5846 				   track_id, &offset, &info, NULL);
5847 
5848 	return status;
5849 }
5850 
5851 /**
5852  * i40e_aq_add_cloud_filters
5853  * @hw: pointer to the hardware structure
5854  * @seid: VSI seid to add cloud filters from
5855  * @filters: Buffer which contains the filters to be added
5856  * @filter_count: number of filters contained in the buffer
5857  *
5858  * Set the cloud filters for a given VSI.  The contents of the
5859  * i40e_aqc_cloud_filters_element_data are filled in by the caller
5860  * of the function.
5861  *
5862  **/
5863 enum i40e_status_code
i40e_aq_add_cloud_filters(struct i40e_hw * hw,u16 seid,struct i40e_aqc_cloud_filters_element_data * filters,u8 filter_count)5864 i40e_aq_add_cloud_filters(struct i40e_hw *hw, u16 seid,
5865 			  struct i40e_aqc_cloud_filters_element_data *filters,
5866 			  u8 filter_count)
5867 {
5868 	struct i40e_aq_desc desc;
5869 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5870 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5871 	enum i40e_status_code status;
5872 	u16 buff_len;
5873 
5874 	i40e_fill_default_direct_cmd_desc(&desc,
5875 					  i40e_aqc_opc_add_cloud_filters);
5876 
5877 	buff_len = filter_count * sizeof(*filters);
5878 	desc.datalen = cpu_to_le16(buff_len);
5879 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5880 	cmd->num_filters = filter_count;
5881 	cmd->seid = cpu_to_le16(seid);
5882 
5883 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5884 
5885 	return status;
5886 }
5887 
5888 /**
5889  * i40e_aq_add_cloud_filters_bb
5890  * @hw: pointer to the hardware structure
5891  * @seid: VSI seid to add cloud filters from
5892  * @filters: Buffer which contains the filters in big buffer to be added
5893  * @filter_count: number of filters contained in the buffer
5894  *
5895  * Set the big buffer cloud filters for a given VSI.  The contents of the
5896  * i40e_aqc_cloud_filters_element_bb are filled in by the caller of the
5897  * function.
5898  *
5899  **/
5900 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)5901 i40e_aq_add_cloud_filters_bb(struct i40e_hw *hw, u16 seid,
5902 			     struct i40e_aqc_cloud_filters_element_bb *filters,
5903 			     u8 filter_count)
5904 {
5905 	struct i40e_aq_desc desc;
5906 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5907 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5908 	i40e_status status;
5909 	u16 buff_len;
5910 	int i;
5911 
5912 	i40e_fill_default_direct_cmd_desc(&desc,
5913 					  i40e_aqc_opc_add_cloud_filters);
5914 
5915 	buff_len = filter_count * sizeof(*filters);
5916 	desc.datalen = cpu_to_le16(buff_len);
5917 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5918 	cmd->num_filters = filter_count;
5919 	cmd->seid = cpu_to_le16(seid);
5920 	cmd->big_buffer_flag = I40E_AQC_ADD_CLOUD_CMD_BB;
5921 
5922 	for (i = 0; i < filter_count; i++) {
5923 		u16 tnl_type;
5924 		u32 ti;
5925 
5926 		tnl_type = (le16_to_cpu(filters[i].element.flags) &
5927 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
5928 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
5929 
5930 		/* Due to hardware eccentricities, the VNI for Geneve is shifted
5931 		 * one more byte further than normally used for Tenant ID in
5932 		 * other tunnel types.
5933 		 */
5934 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
5935 			ti = le32_to_cpu(filters[i].element.tenant_id);
5936 			filters[i].element.tenant_id = cpu_to_le32(ti << 8);
5937 		}
5938 	}
5939 
5940 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5941 
5942 	return status;
5943 }
5944 
5945 /**
5946  * i40e_aq_rem_cloud_filters
5947  * @hw: pointer to the hardware structure
5948  * @seid: VSI seid to remove cloud filters from
5949  * @filters: Buffer which contains the filters to be removed
5950  * @filter_count: number of filters contained in the buffer
5951  *
5952  * Remove the cloud filters for a given VSI.  The contents of the
5953  * i40e_aqc_cloud_filters_element_data are filled in by the caller
5954  * of the function.
5955  *
5956  **/
5957 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)5958 i40e_aq_rem_cloud_filters(struct i40e_hw *hw, u16 seid,
5959 			  struct i40e_aqc_cloud_filters_element_data *filters,
5960 			  u8 filter_count)
5961 {
5962 	struct i40e_aq_desc desc;
5963 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5964 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5965 	enum i40e_status_code status;
5966 	u16 buff_len;
5967 
5968 	i40e_fill_default_direct_cmd_desc(&desc,
5969 					  i40e_aqc_opc_remove_cloud_filters);
5970 
5971 	buff_len = filter_count * sizeof(*filters);
5972 	desc.datalen = cpu_to_le16(buff_len);
5973 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5974 	cmd->num_filters = filter_count;
5975 	cmd->seid = cpu_to_le16(seid);
5976 
5977 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5978 
5979 	return status;
5980 }
5981 
5982 /**
5983  * i40e_aq_rem_cloud_filters_bb
5984  * @hw: pointer to the hardware structure
5985  * @seid: VSI seid to remove cloud filters from
5986  * @filters: Buffer which contains the filters in big buffer to be removed
5987  * @filter_count: number of filters contained in the buffer
5988  *
5989  * Remove the big buffer cloud filters for a given VSI.  The contents of the
5990  * i40e_aqc_cloud_filters_element_bb are filled in by the caller of the
5991  * function.
5992  *
5993  **/
5994 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)5995 i40e_aq_rem_cloud_filters_bb(struct i40e_hw *hw, u16 seid,
5996 			     struct i40e_aqc_cloud_filters_element_bb *filters,
5997 			     u8 filter_count)
5998 {
5999 	struct i40e_aq_desc desc;
6000 	struct i40e_aqc_add_remove_cloud_filters *cmd =
6001 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
6002 	i40e_status status;
6003 	u16 buff_len;
6004 	int i;
6005 
6006 	i40e_fill_default_direct_cmd_desc(&desc,
6007 					  i40e_aqc_opc_remove_cloud_filters);
6008 
6009 	buff_len = filter_count * sizeof(*filters);
6010 	desc.datalen = cpu_to_le16(buff_len);
6011 	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
6012 	cmd->num_filters = filter_count;
6013 	cmd->seid = cpu_to_le16(seid);
6014 	cmd->big_buffer_flag = I40E_AQC_ADD_CLOUD_CMD_BB;
6015 
6016 	for (i = 0; i < filter_count; i++) {
6017 		u16 tnl_type;
6018 		u32 ti;
6019 
6020 		tnl_type = (le16_to_cpu(filters[i].element.flags) &
6021 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
6022 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
6023 
6024 		/* Due to hardware eccentricities, the VNI for Geneve is shifted
6025 		 * one more byte further than normally used for Tenant ID in
6026 		 * other tunnel types.
6027 		 */
6028 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
6029 			ti = le32_to_cpu(filters[i].element.tenant_id);
6030 			filters[i].element.tenant_id = cpu_to_le32(ti << 8);
6031 		}
6032 	}
6033 
6034 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
6035 
6036 	return status;
6037 }
6038