xref: /f-stack/dpdk/drivers/net/i40e/base/i40e_common.c (revision 2d9fd380)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2001-2020 Intel Corporation
3  */
4 
5 #include <inttypes.h>
6 
7 #include "i40e_type.h"
8 #include "i40e_adminq.h"
9 #include "i40e_prototype.h"
10 #include "virtchnl.h"
11 
12 /**
13  * i40e_set_mac_type - Sets MAC type
14  * @hw: pointer to the HW structure
15  *
16  * This function sets the mac type of the adapter based on the
17  * vendor ID and device ID stored in the hw structure.
18  **/
i40e_set_mac_type(struct i40e_hw * hw)19 enum i40e_status_code i40e_set_mac_type(struct i40e_hw *hw)
20 {
21 	enum i40e_status_code status = I40E_SUCCESS;
22 
23 	DEBUGFUNC("i40e_set_mac_type\n");
24 
25 	if (hw->vendor_id == I40E_INTEL_VENDOR_ID) {
26 		switch (hw->device_id) {
27 		case I40E_DEV_ID_SFP_XL710:
28 		case I40E_DEV_ID_QEMU:
29 		case I40E_DEV_ID_KX_B:
30 		case I40E_DEV_ID_KX_C:
31 		case I40E_DEV_ID_QSFP_A:
32 		case I40E_DEV_ID_QSFP_B:
33 		case I40E_DEV_ID_QSFP_C:
34 		case I40E_DEV_ID_10G_BASE_T:
35 		case I40E_DEV_ID_10G_BASE_T4:
36 		case I40E_DEV_ID_10G_BASE_T_BC:
37 		case I40E_DEV_ID_10G_B:
38 		case I40E_DEV_ID_10G_SFP:
39 		case I40E_DEV_ID_5G_BASE_T_BC:
40 		case I40E_DEV_ID_20G_KR2:
41 		case I40E_DEV_ID_20G_KR2_A:
42 		case I40E_DEV_ID_25G_B:
43 		case I40E_DEV_ID_25G_SFP28:
44 		case I40E_DEV_ID_X710_N3000:
45 		case I40E_DEV_ID_XXV710_N3000:
46 			hw->mac.type = I40E_MAC_XL710;
47 			break;
48 #ifdef X722_A0_SUPPORT
49 		case I40E_DEV_ID_X722_A0:
50 #endif
51 		case I40E_DEV_ID_KX_X722:
52 		case I40E_DEV_ID_QSFP_X722:
53 		case I40E_DEV_ID_SFP_X722:
54 		case I40E_DEV_ID_1G_BASE_T_X722:
55 		case I40E_DEV_ID_10G_BASE_T_X722:
56 		case I40E_DEV_ID_SFP_I_X722:
57 			hw->mac.type = I40E_MAC_X722;
58 			break;
59 #if defined(INTEGRATED_VF) || defined(VF_DRIVER)
60 		case I40E_DEV_ID_X722_VF:
61 #ifdef X722_A0_SUPPORT
62 		case I40E_DEV_ID_X722_A0_VF:
63 #endif
64 			hw->mac.type = I40E_MAC_X722_VF;
65 			break;
66 #endif /* INTEGRATED_VF || VF_DRIVER */
67 #if defined(INTEGRATED_VF) || defined(VF_DRIVER)
68 		case I40E_DEV_ID_VF:
69 		case I40E_DEV_ID_VF_HV:
70 		case I40E_DEV_ID_ADAPTIVE_VF:
71 			hw->mac.type = I40E_MAC_VF;
72 			break;
73 #endif
74 		default:
75 			hw->mac.type = I40E_MAC_GENERIC;
76 			break;
77 		}
78 	} else {
79 		status = I40E_ERR_DEVICE_NOT_SUPPORTED;
80 	}
81 
82 	DEBUGOUT2("i40e_set_mac_type found mac: %d, returns: %d\n",
83 		  hw->mac.type, status);
84 	return status;
85 }
86 
87 /**
88  * i40e_aq_str - convert AQ err code to a string
89  * @hw: pointer to the HW structure
90  * @aq_err: the AQ error code to convert
91  **/
i40e_aq_str(struct i40e_hw * hw,enum i40e_admin_queue_err aq_err)92 const char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err)
93 {
94 	switch (aq_err) {
95 	case I40E_AQ_RC_OK:
96 		return "OK";
97 	case I40E_AQ_RC_EPERM:
98 		return "I40E_AQ_RC_EPERM";
99 	case I40E_AQ_RC_ENOENT:
100 		return "I40E_AQ_RC_ENOENT";
101 	case I40E_AQ_RC_ESRCH:
102 		return "I40E_AQ_RC_ESRCH";
103 	case I40E_AQ_RC_EINTR:
104 		return "I40E_AQ_RC_EINTR";
105 	case I40E_AQ_RC_EIO:
106 		return "I40E_AQ_RC_EIO";
107 	case I40E_AQ_RC_ENXIO:
108 		return "I40E_AQ_RC_ENXIO";
109 	case I40E_AQ_RC_E2BIG:
110 		return "I40E_AQ_RC_E2BIG";
111 	case I40E_AQ_RC_EAGAIN:
112 		return "I40E_AQ_RC_EAGAIN";
113 	case I40E_AQ_RC_ENOMEM:
114 		return "I40E_AQ_RC_ENOMEM";
115 	case I40E_AQ_RC_EACCES:
116 		return "I40E_AQ_RC_EACCES";
117 	case I40E_AQ_RC_EFAULT:
118 		return "I40E_AQ_RC_EFAULT";
119 	case I40E_AQ_RC_EBUSY:
120 		return "I40E_AQ_RC_EBUSY";
121 	case I40E_AQ_RC_EEXIST:
122 		return "I40E_AQ_RC_EEXIST";
123 	case I40E_AQ_RC_EINVAL:
124 		return "I40E_AQ_RC_EINVAL";
125 	case I40E_AQ_RC_ENOTTY:
126 		return "I40E_AQ_RC_ENOTTY";
127 	case I40E_AQ_RC_ENOSPC:
128 		return "I40E_AQ_RC_ENOSPC";
129 	case I40E_AQ_RC_ENOSYS:
130 		return "I40E_AQ_RC_ENOSYS";
131 	case I40E_AQ_RC_ERANGE:
132 		return "I40E_AQ_RC_ERANGE";
133 	case I40E_AQ_RC_EFLUSHED:
134 		return "I40E_AQ_RC_EFLUSHED";
135 	case I40E_AQ_RC_BAD_ADDR:
136 		return "I40E_AQ_RC_BAD_ADDR";
137 	case I40E_AQ_RC_EMODE:
138 		return "I40E_AQ_RC_EMODE";
139 	case I40E_AQ_RC_EFBIG:
140 		return "I40E_AQ_RC_EFBIG";
141 	}
142 
143 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
144 	return hw->err_str;
145 }
146 
147 /**
148  * i40e_stat_str - convert status err code to a string
149  * @hw: pointer to the HW structure
150  * @stat_err: the status error code to convert
151  **/
i40e_stat_str(struct i40e_hw * hw,enum i40e_status_code stat_err)152 const char *i40e_stat_str(struct i40e_hw *hw, enum i40e_status_code stat_err)
153 {
154 	switch (stat_err) {
155 	case I40E_SUCCESS:
156 		return "OK";
157 	case I40E_ERR_NVM:
158 		return "I40E_ERR_NVM";
159 	case I40E_ERR_NVM_CHECKSUM:
160 		return "I40E_ERR_NVM_CHECKSUM";
161 	case I40E_ERR_PHY:
162 		return "I40E_ERR_PHY";
163 	case I40E_ERR_CONFIG:
164 		return "I40E_ERR_CONFIG";
165 	case I40E_ERR_PARAM:
166 		return "I40E_ERR_PARAM";
167 	case I40E_ERR_MAC_TYPE:
168 		return "I40E_ERR_MAC_TYPE";
169 	case I40E_ERR_UNKNOWN_PHY:
170 		return "I40E_ERR_UNKNOWN_PHY";
171 	case I40E_ERR_LINK_SETUP:
172 		return "I40E_ERR_LINK_SETUP";
173 	case I40E_ERR_ADAPTER_STOPPED:
174 		return "I40E_ERR_ADAPTER_STOPPED";
175 	case I40E_ERR_INVALID_MAC_ADDR:
176 		return "I40E_ERR_INVALID_MAC_ADDR";
177 	case I40E_ERR_DEVICE_NOT_SUPPORTED:
178 		return "I40E_ERR_DEVICE_NOT_SUPPORTED";
179 	case I40E_ERR_MASTER_REQUESTS_PENDING:
180 		return "I40E_ERR_MASTER_REQUESTS_PENDING";
181 	case I40E_ERR_INVALID_LINK_SETTINGS:
182 		return "I40E_ERR_INVALID_LINK_SETTINGS";
183 	case I40E_ERR_AUTONEG_NOT_COMPLETE:
184 		return "I40E_ERR_AUTONEG_NOT_COMPLETE";
185 	case I40E_ERR_RESET_FAILED:
186 		return "I40E_ERR_RESET_FAILED";
187 	case I40E_ERR_SWFW_SYNC:
188 		return "I40E_ERR_SWFW_SYNC";
189 	case I40E_ERR_NO_AVAILABLE_VSI:
190 		return "I40E_ERR_NO_AVAILABLE_VSI";
191 	case I40E_ERR_NO_MEMORY:
192 		return "I40E_ERR_NO_MEMORY";
193 	case I40E_ERR_BAD_PTR:
194 		return "I40E_ERR_BAD_PTR";
195 	case I40E_ERR_RING_FULL:
196 		return "I40E_ERR_RING_FULL";
197 	case I40E_ERR_INVALID_PD_ID:
198 		return "I40E_ERR_INVALID_PD_ID";
199 	case I40E_ERR_INVALID_QP_ID:
200 		return "I40E_ERR_INVALID_QP_ID";
201 	case I40E_ERR_INVALID_CQ_ID:
202 		return "I40E_ERR_INVALID_CQ_ID";
203 	case I40E_ERR_INVALID_CEQ_ID:
204 		return "I40E_ERR_INVALID_CEQ_ID";
205 	case I40E_ERR_INVALID_AEQ_ID:
206 		return "I40E_ERR_INVALID_AEQ_ID";
207 	case I40E_ERR_INVALID_SIZE:
208 		return "I40E_ERR_INVALID_SIZE";
209 	case I40E_ERR_INVALID_ARP_INDEX:
210 		return "I40E_ERR_INVALID_ARP_INDEX";
211 	case I40E_ERR_INVALID_FPM_FUNC_ID:
212 		return "I40E_ERR_INVALID_FPM_FUNC_ID";
213 	case I40E_ERR_QP_INVALID_MSG_SIZE:
214 		return "I40E_ERR_QP_INVALID_MSG_SIZE";
215 	case I40E_ERR_QP_TOOMANY_WRS_POSTED:
216 		return "I40E_ERR_QP_TOOMANY_WRS_POSTED";
217 	case I40E_ERR_INVALID_FRAG_COUNT:
218 		return "I40E_ERR_INVALID_FRAG_COUNT";
219 	case I40E_ERR_QUEUE_EMPTY:
220 		return "I40E_ERR_QUEUE_EMPTY";
221 	case I40E_ERR_INVALID_ALIGNMENT:
222 		return "I40E_ERR_INVALID_ALIGNMENT";
223 	case I40E_ERR_FLUSHED_QUEUE:
224 		return "I40E_ERR_FLUSHED_QUEUE";
225 	case I40E_ERR_INVALID_PUSH_PAGE_INDEX:
226 		return "I40E_ERR_INVALID_PUSH_PAGE_INDEX";
227 	case I40E_ERR_INVALID_IMM_DATA_SIZE:
228 		return "I40E_ERR_INVALID_IMM_DATA_SIZE";
229 	case I40E_ERR_TIMEOUT:
230 		return "I40E_ERR_TIMEOUT";
231 	case I40E_ERR_OPCODE_MISMATCH:
232 		return "I40E_ERR_OPCODE_MISMATCH";
233 	case I40E_ERR_CQP_COMPL_ERROR:
234 		return "I40E_ERR_CQP_COMPL_ERROR";
235 	case I40E_ERR_INVALID_VF_ID:
236 		return "I40E_ERR_INVALID_VF_ID";
237 	case I40E_ERR_INVALID_HMCFN_ID:
238 		return "I40E_ERR_INVALID_HMCFN_ID";
239 	case I40E_ERR_BACKING_PAGE_ERROR:
240 		return "I40E_ERR_BACKING_PAGE_ERROR";
241 	case I40E_ERR_NO_PBLCHUNKS_AVAILABLE:
242 		return "I40E_ERR_NO_PBLCHUNKS_AVAILABLE";
243 	case I40E_ERR_INVALID_PBLE_INDEX:
244 		return "I40E_ERR_INVALID_PBLE_INDEX";
245 	case I40E_ERR_INVALID_SD_INDEX:
246 		return "I40E_ERR_INVALID_SD_INDEX";
247 	case I40E_ERR_INVALID_PAGE_DESC_INDEX:
248 		return "I40E_ERR_INVALID_PAGE_DESC_INDEX";
249 	case I40E_ERR_INVALID_SD_TYPE:
250 		return "I40E_ERR_INVALID_SD_TYPE";
251 	case I40E_ERR_MEMCPY_FAILED:
252 		return "I40E_ERR_MEMCPY_FAILED";
253 	case I40E_ERR_INVALID_HMC_OBJ_INDEX:
254 		return "I40E_ERR_INVALID_HMC_OBJ_INDEX";
255 	case I40E_ERR_INVALID_HMC_OBJ_COUNT:
256 		return "I40E_ERR_INVALID_HMC_OBJ_COUNT";
257 	case I40E_ERR_INVALID_SRQ_ARM_LIMIT:
258 		return "I40E_ERR_INVALID_SRQ_ARM_LIMIT";
259 	case I40E_ERR_SRQ_ENABLED:
260 		return "I40E_ERR_SRQ_ENABLED";
261 	case I40E_ERR_ADMIN_QUEUE_ERROR:
262 		return "I40E_ERR_ADMIN_QUEUE_ERROR";
263 	case I40E_ERR_ADMIN_QUEUE_TIMEOUT:
264 		return "I40E_ERR_ADMIN_QUEUE_TIMEOUT";
265 	case I40E_ERR_BUF_TOO_SHORT:
266 		return "I40E_ERR_BUF_TOO_SHORT";
267 	case I40E_ERR_ADMIN_QUEUE_FULL:
268 		return "I40E_ERR_ADMIN_QUEUE_FULL";
269 	case I40E_ERR_ADMIN_QUEUE_NO_WORK:
270 		return "I40E_ERR_ADMIN_QUEUE_NO_WORK";
271 	case I40E_ERR_BAD_IWARP_CQE:
272 		return "I40E_ERR_BAD_IWARP_CQE";
273 	case I40E_ERR_NVM_BLANK_MODE:
274 		return "I40E_ERR_NVM_BLANK_MODE";
275 	case I40E_ERR_NOT_IMPLEMENTED:
276 		return "I40E_ERR_NOT_IMPLEMENTED";
277 	case I40E_ERR_PE_DOORBELL_NOT_ENABLED:
278 		return "I40E_ERR_PE_DOORBELL_NOT_ENABLED";
279 	case I40E_ERR_DIAG_TEST_FAILED:
280 		return "I40E_ERR_DIAG_TEST_FAILED";
281 	case I40E_ERR_NOT_READY:
282 		return "I40E_ERR_NOT_READY";
283 	case I40E_NOT_SUPPORTED:
284 		return "I40E_NOT_SUPPORTED";
285 	case I40E_ERR_FIRMWARE_API_VERSION:
286 		return "I40E_ERR_FIRMWARE_API_VERSION";
287 	case I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR:
288 		return "I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR";
289 	}
290 
291 	snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
292 	return hw->err_str;
293 }
294 
295 /**
296  * i40e_debug_aq
297  * @hw: debug mask related to admin queue
298  * @mask: debug mask
299  * @desc: pointer to admin queue descriptor
300  * @buffer: pointer to command buffer
301  * @buf_len: max length of buffer
302  *
303  * Dumps debug log about adminq command with descriptor contents.
304  **/
i40e_debug_aq(struct i40e_hw * hw,enum i40e_debug_mask mask,void * desc,void * buffer,u16 buf_len)305 void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
306 		   void *buffer, u16 buf_len)
307 {
308 	struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
309 	u32 effective_mask = hw->debug_mask & mask;
310 	u8 *buf = (u8 *)buffer;
311 	u16 len;
312 	u16 i;
313 
314 	if (!effective_mask || !desc)
315 		return;
316 
317 	len = LE16_TO_CPU(aq_desc->datalen);
318 
319 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
320 		   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
321 		   LE16_TO_CPU(aq_desc->opcode),
322 		   LE16_TO_CPU(aq_desc->flags),
323 		   LE16_TO_CPU(aq_desc->datalen),
324 		   LE16_TO_CPU(aq_desc->retval));
325 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
326 		   "\tcookie (h,l) 0x%08X 0x%08X\n",
327 		   LE32_TO_CPU(aq_desc->cookie_high),
328 		   LE32_TO_CPU(aq_desc->cookie_low));
329 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
330 		   "\tparam (0,1)  0x%08X 0x%08X\n",
331 		   LE32_TO_CPU(aq_desc->params.internal.param0),
332 		   LE32_TO_CPU(aq_desc->params.internal.param1));
333 	i40e_debug(hw, mask & I40E_DEBUG_AQ_DESCRIPTOR,
334 		   "\taddr (h,l)   0x%08X 0x%08X\n",
335 		   LE32_TO_CPU(aq_desc->params.external.addr_high),
336 		   LE32_TO_CPU(aq_desc->params.external.addr_low));
337 
338 	if (buffer && (buf_len != 0) && (len != 0) &&
339 	    (effective_mask & I40E_DEBUG_AQ_DESC_BUFFER)) {
340 		i40e_debug(hw, mask, "AQ CMD Buffer:\n");
341 		if (buf_len < len)
342 			len = buf_len;
343 		/* write the full 16-byte chunks */
344 		for (i = 0; i < (len - 16); i += 16)
345 			i40e_debug(hw, mask,
346 				   "\t0x%04X  %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n",
347 				   i, buf[i], buf[i+1], buf[i+2], buf[i+3],
348 				   buf[i+4], buf[i+5], buf[i+6], buf[i+7],
349 				   buf[i+8], buf[i+9], buf[i+10], buf[i+11],
350 				   buf[i+12], buf[i+13], buf[i+14], buf[i+15]);
351 		/* the most we could have left is 16 bytes, pad with zeros */
352 		if (i < len) {
353 			char d_buf[16];
354 			int j, i_sav;
355 
356 			i_sav = i;
357 			memset(d_buf, 0, sizeof(d_buf));
358 			for (j = 0; i < len; j++, i++)
359 				d_buf[j] = buf[i];
360 			i40e_debug(hw, mask,
361 				   "\t0x%04X  %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n",
362 				   i_sav, d_buf[0], d_buf[1], d_buf[2], d_buf[3],
363 				   d_buf[4], d_buf[5], d_buf[6], d_buf[7],
364 				   d_buf[8], d_buf[9], d_buf[10], d_buf[11],
365 				   d_buf[12], d_buf[13], d_buf[14], d_buf[15]);
366 		}
367 	}
368 }
369 
370 /**
371  * i40e_check_asq_alive
372  * @hw: pointer to the hw struct
373  *
374  * Returns true if Queue is enabled else false.
375  **/
i40e_check_asq_alive(struct i40e_hw * hw)376 bool i40e_check_asq_alive(struct i40e_hw *hw)
377 {
378 	if (hw->aq.asq.len)
379 #ifdef PF_DRIVER
380 #ifdef INTEGRATED_VF
381 		if (!i40e_is_vf(hw))
382 			return !!(rd32(hw, hw->aq.asq.len) &
383 				I40E_PF_ATQLEN_ATQENABLE_MASK);
384 #else
385 		return !!(rd32(hw, hw->aq.asq.len) &
386 			I40E_PF_ATQLEN_ATQENABLE_MASK);
387 #endif /* INTEGRATED_VF */
388 #endif /* PF_DRIVER */
389 #ifdef VF_DRIVER
390 #ifdef INTEGRATED_VF
391 		if (i40e_is_vf(hw))
392 			return !!(rd32(hw, hw->aq.asq.len) &
393 				I40E_VF_ATQLEN1_ATQENABLE_MASK);
394 #else
395 		return !!(rd32(hw, hw->aq.asq.len) &
396 			I40E_VF_ATQLEN1_ATQENABLE_MASK);
397 #endif /* INTEGRATED_VF */
398 #endif /* VF_DRIVER */
399 	return false;
400 }
401 
402 /**
403  * i40e_aq_queue_shutdown
404  * @hw: pointer to the hw struct
405  * @unloading: is the driver unloading itself
406  *
407  * Tell the Firmware that we're shutting down the AdminQ and whether
408  * or not the driver is unloading as well.
409  **/
i40e_aq_queue_shutdown(struct i40e_hw * hw,bool unloading)410 enum i40e_status_code i40e_aq_queue_shutdown(struct i40e_hw *hw,
411 					     bool unloading)
412 {
413 	struct i40e_aq_desc desc;
414 	struct i40e_aqc_queue_shutdown *cmd =
415 		(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
416 	enum i40e_status_code status;
417 
418 	i40e_fill_default_direct_cmd_desc(&desc,
419 					  i40e_aqc_opc_queue_shutdown);
420 
421 	if (unloading)
422 		cmd->driver_unloading = CPU_TO_LE32(I40E_AQ_DRIVER_UNLOADING);
423 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
424 
425 	return status;
426 }
427 
428 /**
429  * i40e_aq_get_set_rss_lut
430  * @hw: pointer to the hardware structure
431  * @vsi_id: vsi fw index
432  * @pf_lut: for PF table set true, for VSI table set false
433  * @lut: pointer to the lut buffer provided by the caller
434  * @lut_size: size of the lut buffer
435  * @set: set true to set the table, false to get the table
436  *
437  * Internal function to get or set RSS look up table
438  **/
i40e_aq_get_set_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size,bool set)439 STATIC enum i40e_status_code i40e_aq_get_set_rss_lut(struct i40e_hw *hw,
440 						     u16 vsi_id, bool pf_lut,
441 						     u8 *lut, u16 lut_size,
442 						     bool set)
443 {
444 	enum i40e_status_code status;
445 	struct i40e_aq_desc desc;
446 	struct i40e_aqc_get_set_rss_lut *cmd_resp =
447 		   (struct i40e_aqc_get_set_rss_lut *)&desc.params.raw;
448 
449 	if (set)
450 		i40e_fill_default_direct_cmd_desc(&desc,
451 						  i40e_aqc_opc_set_rss_lut);
452 	else
453 		i40e_fill_default_direct_cmd_desc(&desc,
454 						  i40e_aqc_opc_get_rss_lut);
455 
456 	/* Indirect command */
457 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
458 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
459 
460 	cmd_resp->vsi_id =
461 			CPU_TO_LE16((u16)((vsi_id <<
462 					  I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) &
463 					  I40E_AQC_SET_RSS_LUT_VSI_ID_MASK));
464 	cmd_resp->vsi_id |= CPU_TO_LE16((u16)I40E_AQC_SET_RSS_LUT_VSI_VALID);
465 
466 	if (pf_lut)
467 		cmd_resp->flags |= CPU_TO_LE16((u16)
468 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF <<
469 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
470 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
471 	else
472 		cmd_resp->flags |= CPU_TO_LE16((u16)
473 					((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI <<
474 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
475 					I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
476 
477 	status = i40e_asq_send_command(hw, &desc, lut, lut_size, NULL);
478 
479 	return status;
480 }
481 
482 /**
483  * i40e_aq_get_rss_lut
484  * @hw: pointer to the hardware structure
485  * @vsi_id: vsi fw index
486  * @pf_lut: for PF table set true, for VSI table set false
487  * @lut: pointer to the lut buffer provided by the caller
488  * @lut_size: size of the lut buffer
489  *
490  * get the RSS lookup table, PF or VSI type
491  **/
i40e_aq_get_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size)492 enum i40e_status_code i40e_aq_get_rss_lut(struct i40e_hw *hw, u16 vsi_id,
493 					  bool pf_lut, u8 *lut, u16 lut_size)
494 {
495 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size,
496 				       false);
497 }
498 
499 /**
500  * i40e_aq_set_rss_lut
501  * @hw: pointer to the hardware structure
502  * @vsi_id: vsi fw index
503  * @pf_lut: for PF table set true, for VSI table set false
504  * @lut: pointer to the lut buffer provided by the caller
505  * @lut_size: size of the lut buffer
506  *
507  * set the RSS lookup table, PF or VSI type
508  **/
i40e_aq_set_rss_lut(struct i40e_hw * hw,u16 vsi_id,bool pf_lut,u8 * lut,u16 lut_size)509 enum i40e_status_code i40e_aq_set_rss_lut(struct i40e_hw *hw, u16 vsi_id,
510 					  bool pf_lut, u8 *lut, u16 lut_size)
511 {
512 	return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true);
513 }
514 
515 /**
516  * i40e_aq_get_set_rss_key
517  * @hw: pointer to the hw struct
518  * @vsi_id: vsi fw index
519  * @key: pointer to key info struct
520  * @set: set true to set the key, false to get the key
521  *
522  * get the RSS key per VSI
523  **/
i40e_aq_get_set_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key,bool set)524 STATIC enum i40e_status_code i40e_aq_get_set_rss_key(struct i40e_hw *hw,
525 				      u16 vsi_id,
526 				      struct i40e_aqc_get_set_rss_key_data *key,
527 				      bool set)
528 {
529 	enum i40e_status_code status;
530 	struct i40e_aq_desc desc;
531 	struct i40e_aqc_get_set_rss_key *cmd_resp =
532 			(struct i40e_aqc_get_set_rss_key *)&desc.params.raw;
533 	u16 key_size = sizeof(struct i40e_aqc_get_set_rss_key_data);
534 
535 	if (set)
536 		i40e_fill_default_direct_cmd_desc(&desc,
537 						  i40e_aqc_opc_set_rss_key);
538 	else
539 		i40e_fill_default_direct_cmd_desc(&desc,
540 						  i40e_aqc_opc_get_rss_key);
541 
542 	/* Indirect command */
543 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
544 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
545 
546 	cmd_resp->vsi_id =
547 			CPU_TO_LE16((u16)((vsi_id <<
548 					  I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) &
549 					  I40E_AQC_SET_RSS_KEY_VSI_ID_MASK));
550 	cmd_resp->vsi_id |= CPU_TO_LE16((u16)I40E_AQC_SET_RSS_KEY_VSI_VALID);
551 
552 	status = i40e_asq_send_command(hw, &desc, key, key_size, NULL);
553 
554 	return status;
555 }
556 
557 /**
558  * i40e_aq_get_rss_key
559  * @hw: pointer to the hw struct
560  * @vsi_id: vsi fw index
561  * @key: pointer to key info struct
562  *
563  **/
i40e_aq_get_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key)564 enum i40e_status_code i40e_aq_get_rss_key(struct i40e_hw *hw,
565 				      u16 vsi_id,
566 				      struct i40e_aqc_get_set_rss_key_data *key)
567 {
568 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, false);
569 }
570 
571 /**
572  * i40e_aq_set_rss_key
573  * @hw: pointer to the hw struct
574  * @vsi_id: vsi fw index
575  * @key: pointer to key info struct
576  *
577  * set the RSS key per VSI
578  **/
i40e_aq_set_rss_key(struct i40e_hw * hw,u16 vsi_id,struct i40e_aqc_get_set_rss_key_data * key)579 enum i40e_status_code i40e_aq_set_rss_key(struct i40e_hw *hw,
580 				      u16 vsi_id,
581 				      struct i40e_aqc_get_set_rss_key_data *key)
582 {
583 	return i40e_aq_get_set_rss_key(hw, vsi_id, key, true);
584 }
585 
586 /* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
587  * hardware to a bit-field that can be used by SW to more easily determine the
588  * packet type.
589  *
590  * Macros are used to shorten the table lines and make this table human
591  * readable.
592  *
593  * We store the PTYPE in the top byte of the bit field - this is just so that
594  * we can check that the table doesn't have a row missing, as the index into
595  * the table should be the PTYPE.
596  *
597  * Typical work flow:
598  *
599  * IF NOT i40e_ptype_lookup[ptype].known
600  * THEN
601  *      Packet is unknown
602  * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
603  *      Use the rest of the fields to look at the tunnels, inner protocols, etc
604  * ELSE
605  *      Use the enum i40e_rx_l2_ptype to decode the packet type
606  * ENDIF
607  */
608 
609 /* macro to make the table lines short */
610 #define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
611 	{	PTYPE, \
612 		1, \
613 		I40E_RX_PTYPE_OUTER_##OUTER_IP, \
614 		I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
615 		I40E_RX_PTYPE_##OUTER_FRAG, \
616 		I40E_RX_PTYPE_TUNNEL_##T, \
617 		I40E_RX_PTYPE_TUNNEL_END_##TE, \
618 		I40E_RX_PTYPE_##TEF, \
619 		I40E_RX_PTYPE_INNER_PROT_##I, \
620 		I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
621 
622 #define I40E_PTT_UNUSED_ENTRY(PTYPE) \
623 		{ PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
624 
625 /* shorter macros makes the table fit but are terse */
626 #define I40E_RX_PTYPE_NOF		I40E_RX_PTYPE_NOT_FRAG
627 #define I40E_RX_PTYPE_FRG		I40E_RX_PTYPE_FRAG
628 #define I40E_RX_PTYPE_INNER_PROT_TS	I40E_RX_PTYPE_INNER_PROT_TIMESYNC
629 
630 /* Lookup table mapping the HW PTYPE to the bit field for decoding */
631 struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
632 	/* L2 Packet types */
633 	I40E_PTT_UNUSED_ENTRY(0),
634 	I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
635 	I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
636 	I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
637 	I40E_PTT_UNUSED_ENTRY(4),
638 	I40E_PTT_UNUSED_ENTRY(5),
639 	I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
640 	I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
641 	I40E_PTT_UNUSED_ENTRY(8),
642 	I40E_PTT_UNUSED_ENTRY(9),
643 	I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
644 	I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
645 	I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
646 	I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
647 	I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
648 	I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
649 	I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
650 	I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
651 	I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
652 	I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
653 	I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
654 	I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
655 
656 	/* Non Tunneled IPv4 */
657 	I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
658 	I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
659 	I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
660 	I40E_PTT_UNUSED_ENTRY(25),
661 	I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
662 	I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
663 	I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
664 
665 	/* IPv4 --> IPv4 */
666 	I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
667 	I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
668 	I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
669 	I40E_PTT_UNUSED_ENTRY(32),
670 	I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
671 	I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
672 	I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
673 
674 	/* IPv4 --> IPv6 */
675 	I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
676 	I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
677 	I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
678 	I40E_PTT_UNUSED_ENTRY(39),
679 	I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
680 	I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
681 	I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
682 
683 	/* IPv4 --> GRE/NAT */
684 	I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
685 
686 	/* IPv4 --> GRE/NAT --> IPv4 */
687 	I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
688 	I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
689 	I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
690 	I40E_PTT_UNUSED_ENTRY(47),
691 	I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
692 	I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
693 	I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
694 
695 	/* IPv4 --> GRE/NAT --> IPv6 */
696 	I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
697 	I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
698 	I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
699 	I40E_PTT_UNUSED_ENTRY(54),
700 	I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
701 	I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
702 	I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
703 
704 	/* IPv4 --> GRE/NAT --> MAC */
705 	I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
706 
707 	/* IPv4 --> GRE/NAT --> MAC --> IPv4 */
708 	I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
709 	I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
710 	I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
711 	I40E_PTT_UNUSED_ENTRY(62),
712 	I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
713 	I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
714 	I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
715 
716 	/* IPv4 --> GRE/NAT -> MAC --> IPv6 */
717 	I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
718 	I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
719 	I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
720 	I40E_PTT_UNUSED_ENTRY(69),
721 	I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
722 	I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
723 	I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
724 
725 	/* IPv4 --> GRE/NAT --> MAC/VLAN */
726 	I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
727 
728 	/* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
729 	I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
730 	I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
731 	I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
732 	I40E_PTT_UNUSED_ENTRY(77),
733 	I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
734 	I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
735 	I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
736 
737 	/* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
738 	I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
739 	I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
740 	I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
741 	I40E_PTT_UNUSED_ENTRY(84),
742 	I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
743 	I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
744 	I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
745 
746 	/* Non Tunneled IPv6 */
747 	I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
748 	I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
749 	I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY4),
750 	I40E_PTT_UNUSED_ENTRY(91),
751 	I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
752 	I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
753 	I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
754 
755 	/* IPv6 --> IPv4 */
756 	I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
757 	I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
758 	I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
759 	I40E_PTT_UNUSED_ENTRY(98),
760 	I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
761 	I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
762 	I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
763 
764 	/* IPv6 --> IPv6 */
765 	I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
766 	I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
767 	I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
768 	I40E_PTT_UNUSED_ENTRY(105),
769 	I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
770 	I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
771 	I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
772 
773 	/* IPv6 --> GRE/NAT */
774 	I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
775 
776 	/* IPv6 --> GRE/NAT -> IPv4 */
777 	I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
778 	I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
779 	I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
780 	I40E_PTT_UNUSED_ENTRY(113),
781 	I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
782 	I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
783 	I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
784 
785 	/* IPv6 --> GRE/NAT -> IPv6 */
786 	I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
787 	I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
788 	I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
789 	I40E_PTT_UNUSED_ENTRY(120),
790 	I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
791 	I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
792 	I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
793 
794 	/* IPv6 --> GRE/NAT -> MAC */
795 	I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
796 
797 	/* IPv6 --> GRE/NAT -> MAC -> IPv4 */
798 	I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
799 	I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
800 	I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
801 	I40E_PTT_UNUSED_ENTRY(128),
802 	I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
803 	I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
804 	I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
805 
806 	/* IPv6 --> GRE/NAT -> MAC -> IPv6 */
807 	I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
808 	I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
809 	I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
810 	I40E_PTT_UNUSED_ENTRY(135),
811 	I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
812 	I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
813 	I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
814 
815 	/* IPv6 --> GRE/NAT -> MAC/VLAN */
816 	I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
817 
818 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
819 	I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
820 	I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
821 	I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
822 	I40E_PTT_UNUSED_ENTRY(143),
823 	I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
824 	I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
825 	I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
826 
827 	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
828 	I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
829 	I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
830 	I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
831 	I40E_PTT_UNUSED_ENTRY(150),
832 	I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
833 	I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
834 	I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
835 
836 	/* unused entries */
837 	I40E_PTT_UNUSED_ENTRY(154),
838 	I40E_PTT_UNUSED_ENTRY(155),
839 	I40E_PTT_UNUSED_ENTRY(156),
840 	I40E_PTT_UNUSED_ENTRY(157),
841 	I40E_PTT_UNUSED_ENTRY(158),
842 	I40E_PTT_UNUSED_ENTRY(159),
843 
844 	I40E_PTT_UNUSED_ENTRY(160),
845 	I40E_PTT_UNUSED_ENTRY(161),
846 	I40E_PTT_UNUSED_ENTRY(162),
847 	I40E_PTT_UNUSED_ENTRY(163),
848 	I40E_PTT_UNUSED_ENTRY(164),
849 	I40E_PTT_UNUSED_ENTRY(165),
850 	I40E_PTT_UNUSED_ENTRY(166),
851 	I40E_PTT_UNUSED_ENTRY(167),
852 	I40E_PTT_UNUSED_ENTRY(168),
853 	I40E_PTT_UNUSED_ENTRY(169),
854 
855 	I40E_PTT_UNUSED_ENTRY(170),
856 	I40E_PTT_UNUSED_ENTRY(171),
857 	I40E_PTT_UNUSED_ENTRY(172),
858 	I40E_PTT_UNUSED_ENTRY(173),
859 	I40E_PTT_UNUSED_ENTRY(174),
860 	I40E_PTT_UNUSED_ENTRY(175),
861 	I40E_PTT_UNUSED_ENTRY(176),
862 	I40E_PTT_UNUSED_ENTRY(177),
863 	I40E_PTT_UNUSED_ENTRY(178),
864 	I40E_PTT_UNUSED_ENTRY(179),
865 
866 	I40E_PTT_UNUSED_ENTRY(180),
867 	I40E_PTT_UNUSED_ENTRY(181),
868 	I40E_PTT_UNUSED_ENTRY(182),
869 	I40E_PTT_UNUSED_ENTRY(183),
870 	I40E_PTT_UNUSED_ENTRY(184),
871 	I40E_PTT_UNUSED_ENTRY(185),
872 	I40E_PTT_UNUSED_ENTRY(186),
873 	I40E_PTT_UNUSED_ENTRY(187),
874 	I40E_PTT_UNUSED_ENTRY(188),
875 	I40E_PTT_UNUSED_ENTRY(189),
876 
877 	I40E_PTT_UNUSED_ENTRY(190),
878 	I40E_PTT_UNUSED_ENTRY(191),
879 	I40E_PTT_UNUSED_ENTRY(192),
880 	I40E_PTT_UNUSED_ENTRY(193),
881 	I40E_PTT_UNUSED_ENTRY(194),
882 	I40E_PTT_UNUSED_ENTRY(195),
883 	I40E_PTT_UNUSED_ENTRY(196),
884 	I40E_PTT_UNUSED_ENTRY(197),
885 	I40E_PTT_UNUSED_ENTRY(198),
886 	I40E_PTT_UNUSED_ENTRY(199),
887 
888 	I40E_PTT_UNUSED_ENTRY(200),
889 	I40E_PTT_UNUSED_ENTRY(201),
890 	I40E_PTT_UNUSED_ENTRY(202),
891 	I40E_PTT_UNUSED_ENTRY(203),
892 	I40E_PTT_UNUSED_ENTRY(204),
893 	I40E_PTT_UNUSED_ENTRY(205),
894 	I40E_PTT_UNUSED_ENTRY(206),
895 	I40E_PTT_UNUSED_ENTRY(207),
896 	I40E_PTT_UNUSED_ENTRY(208),
897 	I40E_PTT_UNUSED_ENTRY(209),
898 
899 	I40E_PTT_UNUSED_ENTRY(210),
900 	I40E_PTT_UNUSED_ENTRY(211),
901 	I40E_PTT_UNUSED_ENTRY(212),
902 	I40E_PTT_UNUSED_ENTRY(213),
903 	I40E_PTT_UNUSED_ENTRY(214),
904 	I40E_PTT_UNUSED_ENTRY(215),
905 	I40E_PTT_UNUSED_ENTRY(216),
906 	I40E_PTT_UNUSED_ENTRY(217),
907 	I40E_PTT_UNUSED_ENTRY(218),
908 	I40E_PTT_UNUSED_ENTRY(219),
909 
910 	I40E_PTT_UNUSED_ENTRY(220),
911 	I40E_PTT_UNUSED_ENTRY(221),
912 	I40E_PTT_UNUSED_ENTRY(222),
913 	I40E_PTT_UNUSED_ENTRY(223),
914 	I40E_PTT_UNUSED_ENTRY(224),
915 	I40E_PTT_UNUSED_ENTRY(225),
916 	I40E_PTT_UNUSED_ENTRY(226),
917 	I40E_PTT_UNUSED_ENTRY(227),
918 	I40E_PTT_UNUSED_ENTRY(228),
919 	I40E_PTT_UNUSED_ENTRY(229),
920 
921 	I40E_PTT_UNUSED_ENTRY(230),
922 	I40E_PTT_UNUSED_ENTRY(231),
923 	I40E_PTT_UNUSED_ENTRY(232),
924 	I40E_PTT_UNUSED_ENTRY(233),
925 	I40E_PTT_UNUSED_ENTRY(234),
926 	I40E_PTT_UNUSED_ENTRY(235),
927 	I40E_PTT_UNUSED_ENTRY(236),
928 	I40E_PTT_UNUSED_ENTRY(237),
929 	I40E_PTT_UNUSED_ENTRY(238),
930 	I40E_PTT_UNUSED_ENTRY(239),
931 
932 	I40E_PTT_UNUSED_ENTRY(240),
933 	I40E_PTT_UNUSED_ENTRY(241),
934 	I40E_PTT_UNUSED_ENTRY(242),
935 	I40E_PTT_UNUSED_ENTRY(243),
936 	I40E_PTT_UNUSED_ENTRY(244),
937 	I40E_PTT_UNUSED_ENTRY(245),
938 	I40E_PTT_UNUSED_ENTRY(246),
939 	I40E_PTT_UNUSED_ENTRY(247),
940 	I40E_PTT_UNUSED_ENTRY(248),
941 	I40E_PTT_UNUSED_ENTRY(249),
942 
943 	I40E_PTT_UNUSED_ENTRY(250),
944 	I40E_PTT_UNUSED_ENTRY(251),
945 	I40E_PTT_UNUSED_ENTRY(252),
946 	I40E_PTT_UNUSED_ENTRY(253),
947 	I40E_PTT_UNUSED_ENTRY(254),
948 	I40E_PTT_UNUSED_ENTRY(255)
949 };
950 
951 
952 /**
953  * i40e_validate_mac_addr - Validate unicast MAC address
954  * @mac_addr: pointer to MAC address
955  *
956  * Tests a MAC address to ensure it is a valid Individual Address
957  **/
i40e_validate_mac_addr(u8 * mac_addr)958 enum i40e_status_code i40e_validate_mac_addr(u8 *mac_addr)
959 {
960 	enum i40e_status_code status = I40E_SUCCESS;
961 
962 	DEBUGFUNC("i40e_validate_mac_addr");
963 
964 	/* Broadcast addresses ARE multicast addresses
965 	 * Make sure it is not a multicast address
966 	 * Reject the zero address
967 	 */
968 	if (I40E_IS_MULTICAST(mac_addr) ||
969 	    (mac_addr[0] == 0 && mac_addr[1] == 0 && mac_addr[2] == 0 &&
970 	      mac_addr[3] == 0 && mac_addr[4] == 0 && mac_addr[5] == 0))
971 		status = I40E_ERR_INVALID_MAC_ADDR;
972 
973 	return status;
974 }
975 #ifdef PF_DRIVER
976 
977 /**
978  * i40e_init_shared_code - Initialize the shared code
979  * @hw: pointer to hardware structure
980  *
981  * This assigns the MAC type and PHY code and inits the NVM.
982  * Does not touch the hardware. This function must be called prior to any
983  * other function in the shared code. The i40e_hw structure should be
984  * memset to 0 prior to calling this function.  The following fields in
985  * hw structure should be filled in prior to calling this function:
986  * hw_addr, back, device_id, vendor_id, subsystem_device_id,
987  * subsystem_vendor_id, and revision_id
988  **/
i40e_init_shared_code(struct i40e_hw * hw)989 enum i40e_status_code i40e_init_shared_code(struct i40e_hw *hw)
990 {
991 	enum i40e_status_code status = I40E_SUCCESS;
992 	u32 port, ari, func_rid;
993 
994 	DEBUGFUNC("i40e_init_shared_code");
995 
996 	i40e_set_mac_type(hw);
997 
998 	switch (hw->mac.type) {
999 	case I40E_MAC_XL710:
1000 	case I40E_MAC_X722:
1001 		break;
1002 	default:
1003 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
1004 	}
1005 
1006 	hw->phy.get_link_info = true;
1007 
1008 	/* Determine port number and PF number*/
1009 	port = (rd32(hw, I40E_PFGEN_PORTNUM) & I40E_PFGEN_PORTNUM_PORT_NUM_MASK)
1010 					   >> I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT;
1011 	hw->port = (u8)port;
1012 	ari = (rd32(hw, I40E_GLPCI_CAPSUP) & I40E_GLPCI_CAPSUP_ARI_EN_MASK) >>
1013 						 I40E_GLPCI_CAPSUP_ARI_EN_SHIFT;
1014 	func_rid = rd32(hw, I40E_PF_FUNC_RID);
1015 	if (ari)
1016 		hw->pf_id = (u8)(func_rid & 0xff);
1017 	else
1018 		hw->pf_id = (u8)(func_rid & 0x7);
1019 
1020 	if (hw->mac.type == I40E_MAC_X722)
1021 		hw->flags |= I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE |
1022 			     I40E_HW_FLAG_NVM_READ_REQUIRES_LOCK;
1023 	/* NVMUpdate features structure initialization */
1024 	hw->nvmupd_features.major = I40E_NVMUPD_FEATURES_API_VER_MAJOR;
1025 	hw->nvmupd_features.minor = I40E_NVMUPD_FEATURES_API_VER_MINOR;
1026 	hw->nvmupd_features.size = sizeof(hw->nvmupd_features);
1027 	i40e_memset(hw->nvmupd_features.features, 0x0,
1028 		    I40E_NVMUPD_FEATURES_API_FEATURES_ARRAY_LEN *
1029 		    sizeof(*hw->nvmupd_features.features),
1030 		    I40E_NONDMA_MEM);
1031 
1032 	/* No features supported at the moment */
1033 	hw->nvmupd_features.features[0] = 0;
1034 
1035 	status = i40e_init_nvm(hw);
1036 	return status;
1037 }
1038 
1039 /**
1040  * i40e_aq_mac_address_read - Retrieve the MAC addresses
1041  * @hw: pointer to the hw struct
1042  * @flags: a return indicator of what addresses were added to the addr store
1043  * @addrs: the requestor's mac addr store
1044  * @cmd_details: pointer to command details structure or NULL
1045  **/
i40e_aq_mac_address_read(struct i40e_hw * hw,u16 * flags,struct i40e_aqc_mac_address_read_data * addrs,struct i40e_asq_cmd_details * cmd_details)1046 STATIC enum i40e_status_code i40e_aq_mac_address_read(struct i40e_hw *hw,
1047 				   u16 *flags,
1048 				   struct i40e_aqc_mac_address_read_data *addrs,
1049 				   struct i40e_asq_cmd_details *cmd_details)
1050 {
1051 	struct i40e_aq_desc desc;
1052 	struct i40e_aqc_mac_address_read *cmd_data =
1053 		(struct i40e_aqc_mac_address_read *)&desc.params.raw;
1054 	enum i40e_status_code status;
1055 
1056 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
1057 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
1058 
1059 	status = i40e_asq_send_command(hw, &desc, addrs,
1060 				       sizeof(*addrs), cmd_details);
1061 	*flags = LE16_TO_CPU(cmd_data->command_flags);
1062 
1063 	return status;
1064 }
1065 
1066 /**
1067  * i40e_aq_mac_address_write - Change the MAC addresses
1068  * @hw: pointer to the hw struct
1069  * @flags: indicates which MAC to be written
1070  * @mac_addr: address to write
1071  * @cmd_details: pointer to command details structure or NULL
1072  **/
i40e_aq_mac_address_write(struct i40e_hw * hw,u16 flags,u8 * mac_addr,struct i40e_asq_cmd_details * cmd_details)1073 enum i40e_status_code i40e_aq_mac_address_write(struct i40e_hw *hw,
1074 				    u16 flags, u8 *mac_addr,
1075 				    struct i40e_asq_cmd_details *cmd_details)
1076 {
1077 	struct i40e_aq_desc desc;
1078 	struct i40e_aqc_mac_address_write *cmd_data =
1079 		(struct i40e_aqc_mac_address_write *)&desc.params.raw;
1080 	enum i40e_status_code status;
1081 
1082 	i40e_fill_default_direct_cmd_desc(&desc,
1083 					  i40e_aqc_opc_mac_address_write);
1084 	cmd_data->command_flags = CPU_TO_LE16(flags);
1085 	cmd_data->mac_sah = CPU_TO_LE16((u16)mac_addr[0] << 8 | mac_addr[1]);
1086 	cmd_data->mac_sal = CPU_TO_LE32(((u32)mac_addr[2] << 24) |
1087 					((u32)mac_addr[3] << 16) |
1088 					((u32)mac_addr[4] << 8) |
1089 					mac_addr[5]);
1090 
1091 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1092 
1093 	return status;
1094 }
1095 
1096 /**
1097  * i40e_get_mac_addr - get MAC address
1098  * @hw: pointer to the HW structure
1099  * @mac_addr: pointer to MAC address
1100  *
1101  * Reads the adapter's MAC address from register
1102  **/
i40e_get_mac_addr(struct i40e_hw * hw,u8 * mac_addr)1103 enum i40e_status_code i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1104 {
1105 	struct i40e_aqc_mac_address_read_data addrs;
1106 	enum i40e_status_code status;
1107 	u16 flags = 0;
1108 
1109 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1110 
1111 	if (flags & I40E_AQC_LAN_ADDR_VALID)
1112 		i40e_memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac),
1113 			I40E_NONDMA_TO_NONDMA);
1114 
1115 	return status;
1116 }
1117 
1118 /**
1119  * i40e_get_port_mac_addr - get Port MAC address
1120  * @hw: pointer to the HW structure
1121  * @mac_addr: pointer to Port MAC address
1122  *
1123  * Reads the adapter's Port MAC address
1124  **/
i40e_get_port_mac_addr(struct i40e_hw * hw,u8 * mac_addr)1125 enum i40e_status_code i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1126 {
1127 	struct i40e_aqc_mac_address_read_data addrs;
1128 	enum i40e_status_code status;
1129 	u16 flags = 0;
1130 
1131 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1132 	if (status)
1133 		return status;
1134 
1135 	if (flags & I40E_AQC_PORT_ADDR_VALID)
1136 		i40e_memcpy(mac_addr, &addrs.port_mac, sizeof(addrs.port_mac),
1137 			I40E_NONDMA_TO_NONDMA);
1138 	else
1139 		status = I40E_ERR_INVALID_MAC_ADDR;
1140 
1141 	return status;
1142 }
1143 
1144 /**
1145  * i40e_pre_tx_queue_cfg - pre tx queue configure
1146  * @hw: pointer to the HW structure
1147  * @queue: target pf queue index
1148  * @enable: state change request
1149  *
1150  * Handles hw requirement to indicate intention to enable
1151  * or disable target queue.
1152  **/
i40e_pre_tx_queue_cfg(struct i40e_hw * hw,u32 queue,bool enable)1153 void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable)
1154 {
1155 	u32 abs_queue_idx = hw->func_caps.base_queue + queue;
1156 	u32 reg_block = 0;
1157 	u32 reg_val;
1158 
1159 	if (abs_queue_idx >= 128) {
1160 		reg_block = abs_queue_idx / 128;
1161 		abs_queue_idx %= 128;
1162 	}
1163 
1164 	reg_val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1165 	reg_val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1166 	reg_val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1167 
1168 	if (enable)
1169 		reg_val |= I40E_GLLAN_TXPRE_QDIS_CLEAR_QDIS_MASK;
1170 	else
1171 		reg_val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1172 
1173 	wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val);
1174 }
1175 
1176 /**
1177  * i40e_get_san_mac_addr - get SAN MAC address
1178  * @hw: pointer to the HW structure
1179  * @mac_addr: pointer to SAN MAC address
1180  *
1181  * Reads the adapter's SAN MAC address from NVM
1182  **/
i40e_get_san_mac_addr(struct i40e_hw * hw,u8 * mac_addr)1183 enum i40e_status_code i40e_get_san_mac_addr(struct i40e_hw *hw,
1184 					    u8 *mac_addr)
1185 {
1186 	struct i40e_aqc_mac_address_read_data addrs;
1187 	enum i40e_status_code status;
1188 	u16 flags = 0;
1189 
1190 	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1191 	if (status)
1192 		return status;
1193 
1194 	if (flags & I40E_AQC_SAN_ADDR_VALID)
1195 		i40e_memcpy(mac_addr, &addrs.pf_san_mac, sizeof(addrs.pf_san_mac),
1196 			I40E_NONDMA_TO_NONDMA);
1197 	else
1198 		status = I40E_ERR_INVALID_MAC_ADDR;
1199 
1200 	return status;
1201 }
1202 
1203 /**
1204  *  i40e_read_pba_string - Reads part number string from EEPROM
1205  *  @hw: pointer to hardware structure
1206  *  @pba_num: stores the part number string from the EEPROM
1207  *  @pba_num_size: part number string buffer length
1208  *
1209  *  Reads the part number string from the EEPROM.
1210  **/
i40e_read_pba_string(struct i40e_hw * hw,u8 * pba_num,u32 pba_num_size)1211 enum i40e_status_code i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num,
1212 					    u32 pba_num_size)
1213 {
1214 	enum i40e_status_code status = I40E_SUCCESS;
1215 	u16 pba_word = 0;
1216 	u16 pba_size = 0;
1217 	u16 pba_ptr = 0;
1218 	u16 i = 0;
1219 
1220 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_FLAGS, &pba_word);
1221 	if ((status != I40E_SUCCESS) || (pba_word != 0xFAFA)) {
1222 		DEBUGOUT("Failed to read PBA flags or flag is invalid.\n");
1223 		return status;
1224 	}
1225 
1226 	status = i40e_read_nvm_word(hw, I40E_SR_PBA_BLOCK_PTR, &pba_ptr);
1227 	if (status != I40E_SUCCESS) {
1228 		DEBUGOUT("Failed to read PBA Block pointer.\n");
1229 		return status;
1230 	}
1231 
1232 	status = i40e_read_nvm_word(hw, pba_ptr, &pba_size);
1233 	if (status != I40E_SUCCESS) {
1234 		DEBUGOUT("Failed to read PBA Block size.\n");
1235 		return status;
1236 	}
1237 
1238 	/* Subtract one to get PBA word count (PBA Size word is included in
1239 	 * total size)
1240 	 */
1241 	pba_size--;
1242 	if (pba_num_size < (((u32)pba_size * 2) + 1)) {
1243 		DEBUGOUT("Buffer to small for PBA data.\n");
1244 		return I40E_ERR_PARAM;
1245 	}
1246 
1247 	for (i = 0; i < pba_size; i++) {
1248 		status = i40e_read_nvm_word(hw, (pba_ptr + 1) + i, &pba_word);
1249 		if (status != I40E_SUCCESS) {
1250 			DEBUGOUT1("Failed to read PBA Block word %d.\n", i);
1251 			return status;
1252 		}
1253 
1254 		pba_num[(i * 2)] = (pba_word >> 8) & 0xFF;
1255 		pba_num[(i * 2) + 1] = pba_word & 0xFF;
1256 	}
1257 	pba_num[(pba_size * 2)] = '\0';
1258 
1259 	return status;
1260 }
1261 
1262 /**
1263  * i40e_get_media_type - Gets media type
1264  * @hw: pointer to the hardware structure
1265  **/
i40e_get_media_type(struct i40e_hw * hw)1266 STATIC enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
1267 {
1268 	enum i40e_media_type media;
1269 
1270 	switch (hw->phy.link_info.phy_type) {
1271 	case I40E_PHY_TYPE_10GBASE_SR:
1272 	case I40E_PHY_TYPE_10GBASE_LR:
1273 	case I40E_PHY_TYPE_1000BASE_SX:
1274 	case I40E_PHY_TYPE_1000BASE_LX:
1275 	case I40E_PHY_TYPE_40GBASE_SR4:
1276 	case I40E_PHY_TYPE_40GBASE_LR4:
1277 	case I40E_PHY_TYPE_25GBASE_LR:
1278 	case I40E_PHY_TYPE_25GBASE_SR:
1279 		media = I40E_MEDIA_TYPE_FIBER;
1280 		break;
1281 	case I40E_PHY_TYPE_100BASE_TX:
1282 	case I40E_PHY_TYPE_1000BASE_T:
1283 	case I40E_PHY_TYPE_2_5GBASE_T:
1284 	case I40E_PHY_TYPE_5GBASE_T:
1285 	case I40E_PHY_TYPE_10GBASE_T:
1286 		media = I40E_MEDIA_TYPE_BASET;
1287 		break;
1288 	case I40E_PHY_TYPE_10GBASE_CR1_CU:
1289 	case I40E_PHY_TYPE_40GBASE_CR4_CU:
1290 	case I40E_PHY_TYPE_10GBASE_CR1:
1291 	case I40E_PHY_TYPE_40GBASE_CR4:
1292 	case I40E_PHY_TYPE_10GBASE_SFPP_CU:
1293 	case I40E_PHY_TYPE_40GBASE_AOC:
1294 	case I40E_PHY_TYPE_10GBASE_AOC:
1295 	case I40E_PHY_TYPE_25GBASE_CR:
1296 	case I40E_PHY_TYPE_25GBASE_AOC:
1297 	case I40E_PHY_TYPE_25GBASE_ACC:
1298 		media = I40E_MEDIA_TYPE_DA;
1299 		break;
1300 	case I40E_PHY_TYPE_1000BASE_KX:
1301 	case I40E_PHY_TYPE_10GBASE_KX4:
1302 	case I40E_PHY_TYPE_10GBASE_KR:
1303 	case I40E_PHY_TYPE_40GBASE_KR4:
1304 	case I40E_PHY_TYPE_20GBASE_KR2:
1305 	case I40E_PHY_TYPE_25GBASE_KR:
1306 		media = I40E_MEDIA_TYPE_BACKPLANE;
1307 		break;
1308 	case I40E_PHY_TYPE_SGMII:
1309 	case I40E_PHY_TYPE_XAUI:
1310 	case I40E_PHY_TYPE_XFI:
1311 	case I40E_PHY_TYPE_XLAUI:
1312 	case I40E_PHY_TYPE_XLPPI:
1313 	default:
1314 		media = I40E_MEDIA_TYPE_UNKNOWN;
1315 		break;
1316 	}
1317 
1318 	return media;
1319 }
1320 
1321 /**
1322  * i40e_poll_globr - Poll for Global Reset completion
1323  * @hw: pointer to the hardware structure
1324  * @retry_limit: how many times to retry before failure
1325  **/
i40e_poll_globr(struct i40e_hw * hw,u32 retry_limit)1326 STATIC enum i40e_status_code i40e_poll_globr(struct i40e_hw *hw,
1327 					     u32 retry_limit)
1328 {
1329 	u32 cnt, reg = 0;
1330 
1331 	for (cnt = 0; cnt < retry_limit; cnt++) {
1332 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1333 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1334 			return I40E_SUCCESS;
1335 		i40e_msec_delay(100);
1336 	}
1337 
1338 	DEBUGOUT("Global reset failed.\n");
1339 	DEBUGOUT1("I40E_GLGEN_RSTAT = 0x%x\n", reg);
1340 
1341 	return I40E_ERR_RESET_FAILED;
1342 }
1343 
1344 #define I40E_PF_RESET_WAIT_COUNT	200
1345 /**
1346  * i40e_pf_reset - Reset the PF
1347  * @hw: pointer to the hardware structure
1348  *
1349  * Assuming someone else has triggered a global reset,
1350  * assure the global reset is complete and then reset the PF
1351  **/
i40e_pf_reset(struct i40e_hw * hw)1352 enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw)
1353 {
1354 	u32 cnt = 0;
1355 	u32 cnt1 = 0;
1356 	u32 reg = 0;
1357 	u32 grst_del;
1358 
1359 	/* Poll for Global Reset steady state in case of recent GRST.
1360 	 * The grst delay value is in 100ms units, and we'll wait a
1361 	 * couple counts longer to be sure we don't just miss the end.
1362 	 */
1363 	grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) &
1364 			I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >>
1365 			I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
1366 
1367 	grst_del = min(grst_del * 20, 160U);
1368 
1369 	for (cnt = 0; cnt < grst_del; cnt++) {
1370 		reg = rd32(hw, I40E_GLGEN_RSTAT);
1371 		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1372 			break;
1373 		i40e_msec_delay(100);
1374 	}
1375 	if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1376 		DEBUGOUT("Global reset polling failed to complete.\n");
1377 		return I40E_ERR_RESET_FAILED;
1378 	}
1379 
1380 	/* Now Wait for the FW to be ready */
1381 	for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
1382 		reg = rd32(hw, I40E_GLNVM_ULD);
1383 		reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1384 			I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
1385 		if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1386 			    I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
1387 			DEBUGOUT1("Core and Global modules ready %d\n", cnt1);
1388 			break;
1389 		}
1390 		i40e_msec_delay(10);
1391 	}
1392 	if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1393 		     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
1394 		DEBUGOUT("wait for FW Reset complete timedout\n");
1395 		DEBUGOUT1("I40E_GLNVM_ULD = 0x%x\n", reg);
1396 		return I40E_ERR_RESET_FAILED;
1397 	}
1398 
1399 	/* If there was a Global Reset in progress when we got here,
1400 	 * we don't need to do the PF Reset
1401 	 */
1402 	if (!cnt) {
1403 		u32 reg2 = 0;
1404 
1405 		reg = rd32(hw, I40E_PFGEN_CTRL);
1406 		wr32(hw, I40E_PFGEN_CTRL,
1407 		     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
1408 		for (cnt = 0; cnt < I40E_PF_RESET_WAIT_COUNT; cnt++) {
1409 			reg = rd32(hw, I40E_PFGEN_CTRL);
1410 			if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
1411 				break;
1412 			reg2 = rd32(hw, I40E_GLGEN_RSTAT);
1413 			if (reg2 & I40E_GLGEN_RSTAT_DEVSTATE_MASK)
1414 				break;
1415 			i40e_msec_delay(1);
1416 		}
1417 		if (reg2 & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1418 			if (i40e_poll_globr(hw, grst_del) != I40E_SUCCESS)
1419 				return I40E_ERR_RESET_FAILED;
1420 		} else if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
1421 			DEBUGOUT("PF reset polling failed to complete.\n");
1422 			return I40E_ERR_RESET_FAILED;
1423 		}
1424 	}
1425 
1426 	i40e_clear_pxe_mode(hw);
1427 
1428 
1429 	return I40E_SUCCESS;
1430 }
1431 
1432 /**
1433  * i40e_clear_hw - clear out any left over hw state
1434  * @hw: pointer to the hw struct
1435  *
1436  * Clear queues and interrupts, typically called at init time,
1437  * but after the capabilities have been found so we know how many
1438  * queues and msix vectors have been allocated.
1439  **/
i40e_clear_hw(struct i40e_hw * hw)1440 void i40e_clear_hw(struct i40e_hw *hw)
1441 {
1442 	u32 num_queues, base_queue;
1443 	u32 num_pf_int;
1444 	u32 num_vf_int;
1445 	u32 num_vfs;
1446 	u32 i, j;
1447 	u32 val;
1448 	u32 eol = 0x7ff;
1449 
1450 	/* get number of interrupts, queues, and vfs */
1451 	val = rd32(hw, I40E_GLPCI_CNF2);
1452 	num_pf_int = (val & I40E_GLPCI_CNF2_MSI_X_PF_N_MASK) >>
1453 			I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT;
1454 	num_vf_int = (val & I40E_GLPCI_CNF2_MSI_X_VF_N_MASK) >>
1455 			I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT;
1456 
1457 	val = rd32(hw, I40E_PFLAN_QALLOC);
1458 	base_queue = (val & I40E_PFLAN_QALLOC_FIRSTQ_MASK) >>
1459 			I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
1460 	j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
1461 			I40E_PFLAN_QALLOC_LASTQ_SHIFT;
1462 	if (val & I40E_PFLAN_QALLOC_VALID_MASK)
1463 		num_queues = (j - base_queue) + 1;
1464 	else
1465 		num_queues = 0;
1466 
1467 	val = rd32(hw, I40E_PF_VT_PFALLOC);
1468 	i = (val & I40E_PF_VT_PFALLOC_FIRSTVF_MASK) >>
1469 			I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
1470 	j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
1471 			I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
1472 	if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
1473 		num_vfs = (j - i) + 1;
1474 	else
1475 		num_vfs = 0;
1476 
1477 	/* stop all the interrupts */
1478 	wr32(hw, I40E_PFINT_ICR0_ENA, 0);
1479 	val = 0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT;
1480 	for (i = 0; i < num_pf_int - 2; i++)
1481 		wr32(hw, I40E_PFINT_DYN_CTLN(i), val);
1482 
1483 	/* Set the FIRSTQ_INDX field to 0x7FF in PFINT_LNKLSTx */
1484 	val = eol << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1485 	wr32(hw, I40E_PFINT_LNKLST0, val);
1486 	for (i = 0; i < num_pf_int - 2; i++)
1487 		wr32(hw, I40E_PFINT_LNKLSTN(i), val);
1488 	val = eol << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1489 	for (i = 0; i < num_vfs; i++)
1490 		wr32(hw, I40E_VPINT_LNKLST0(i), val);
1491 	for (i = 0; i < num_vf_int - 2; i++)
1492 		wr32(hw, I40E_VPINT_LNKLSTN(i), val);
1493 
1494 	/* warn the HW of the coming Tx disables */
1495 	for (i = 0; i < num_queues; i++) {
1496 		u32 abs_queue_idx = base_queue + i;
1497 		u32 reg_block = 0;
1498 
1499 		if (abs_queue_idx >= 128) {
1500 			reg_block = abs_queue_idx / 128;
1501 			abs_queue_idx %= 128;
1502 		}
1503 
1504 		val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1505 		val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1506 		val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1507 		val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1508 
1509 		wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), val);
1510 	}
1511 	i40e_usec_delay(400);
1512 
1513 	/* stop all the queues */
1514 	for (i = 0; i < num_queues; i++) {
1515 		wr32(hw, I40E_QINT_TQCTL(i), 0);
1516 		wr32(hw, I40E_QTX_ENA(i), 0);
1517 		wr32(hw, I40E_QINT_RQCTL(i), 0);
1518 		wr32(hw, I40E_QRX_ENA(i), 0);
1519 	}
1520 
1521 	/* short wait for all queue disables to settle */
1522 	i40e_usec_delay(50);
1523 }
1524 
1525 /**
1526  * i40e_clear_pxe_mode - clear pxe operations mode
1527  * @hw: pointer to the hw struct
1528  *
1529  * Make sure all PXE mode settings are cleared, including things
1530  * like descriptor fetch/write-back mode.
1531  **/
i40e_clear_pxe_mode(struct i40e_hw * hw)1532 void i40e_clear_pxe_mode(struct i40e_hw *hw)
1533 {
1534 	if (i40e_check_asq_alive(hw))
1535 		i40e_aq_clear_pxe_mode(hw, NULL);
1536 }
1537 
1538 /**
1539  * i40e_led_is_mine - helper to find matching led
1540  * @hw: pointer to the hw struct
1541  * @idx: index into GPIO registers
1542  *
1543  * returns: 0 if no match, otherwise the value of the GPIO_CTL register
1544  */
i40e_led_is_mine(struct i40e_hw * hw,int idx)1545 static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
1546 {
1547 	u32 gpio_val = 0;
1548 	u32 port;
1549 
1550 	if (!I40E_IS_X710TL_DEVICE(hw->device_id) &&
1551 	    !hw->func_caps.led[idx])
1552 		return 0;
1553 	gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
1554 	port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
1555 		I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
1556 
1557 	/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
1558 	 * if it is not our port then ignore
1559 	 */
1560 	if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
1561 	    (port != hw->port))
1562 		return 0;
1563 
1564 	return gpio_val;
1565 }
1566 
1567 #define I40E_COMBINED_ACTIVITY 0xA
1568 #define I40E_FILTER_ACTIVITY 0xE
1569 #define I40E_LINK_ACTIVITY 0xC
1570 #define I40E_MAC_ACTIVITY 0xD
1571 #define I40E_FW_LED BIT(4)
1572 #define I40E_LED_MODE_VALID (I40E_GLGEN_GPIO_CTL_LED_MODE_MASK >> \
1573 			     I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT)
1574 
1575 #define I40E_LED0 22
1576 
1577 #define I40E_PIN_FUNC_SDP 0x0
1578 #define I40E_PIN_FUNC_LED 0x1
1579 
1580 /**
1581  * i40e_led_get - return current on/off mode
1582  * @hw: pointer to the hw struct
1583  *
1584  * The value returned is the 'mode' field as defined in the
1585  * GPIO register definitions: 0x0 = off, 0xf = on, and other
1586  * values are variations of possible behaviors relating to
1587  * blink, link, and wire.
1588  **/
i40e_led_get(struct i40e_hw * hw)1589 u32 i40e_led_get(struct i40e_hw *hw)
1590 {
1591 	u32 current_mode = 0;
1592 	u32 mode = 0;
1593 	int i;
1594 
1595 	/* as per the documentation GPIO 22-29 are the LED
1596 	 * GPIO pins named LED0..LED7
1597 	 */
1598 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1599 		u32 gpio_val = i40e_led_is_mine(hw, i);
1600 
1601 		if (!gpio_val)
1602 			continue;
1603 
1604 		/* ignore gpio LED src mode entries related to the activity
1605 		 *  LEDs
1606 		 */
1607 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1608 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1609 		switch (current_mode) {
1610 		case I40E_COMBINED_ACTIVITY:
1611 		case I40E_FILTER_ACTIVITY:
1612 		case I40E_MAC_ACTIVITY:
1613 		case I40E_LINK_ACTIVITY:
1614 			continue;
1615 		default:
1616 			break;
1617 		}
1618 
1619 		mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
1620 			I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
1621 		break;
1622 	}
1623 
1624 	return mode;
1625 }
1626 
1627 /**
1628  * i40e_led_set - set new on/off mode
1629  * @hw: pointer to the hw struct
1630  * @mode: 0=off, 0xf=on (else see manual for mode details)
1631  * @blink: true if the LED should blink when on, false if steady
1632  *
1633  * if this function is used to turn on the blink it should
1634  * be used to disable the blink when restoring the original state.
1635  **/
i40e_led_set(struct i40e_hw * hw,u32 mode,bool blink)1636 void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
1637 {
1638 	u32 current_mode = 0;
1639 	int i;
1640 
1641 	if (mode & ~I40E_LED_MODE_VALID) {
1642 		DEBUGOUT1("invalid mode passed in %X\n", mode);
1643 		return;
1644 	}
1645 
1646 	/* as per the documentation GPIO 22-29 are the LED
1647 	 * GPIO pins named LED0..LED7
1648 	 */
1649 	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1650 		u32 gpio_val = i40e_led_is_mine(hw, i);
1651 
1652 		if (!gpio_val)
1653 			continue;
1654 
1655 		/* ignore gpio LED src mode entries related to the activity
1656 		 * LEDs
1657 		 */
1658 		current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1659 				>> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1660 		switch (current_mode) {
1661 		case I40E_COMBINED_ACTIVITY:
1662 		case I40E_FILTER_ACTIVITY:
1663 		case I40E_MAC_ACTIVITY:
1664 		case I40E_LINK_ACTIVITY:
1665 			continue;
1666 		default:
1667 			break;
1668 		}
1669 
1670 		if (I40E_IS_X710TL_DEVICE(hw->device_id)) {
1671 			u32 pin_func = 0;
1672 
1673 			if (mode & I40E_FW_LED)
1674 				pin_func = I40E_PIN_FUNC_SDP;
1675 			else
1676 				pin_func = I40E_PIN_FUNC_LED;
1677 
1678 			gpio_val &= ~I40E_GLGEN_GPIO_CTL_PIN_FUNC_MASK;
1679 			gpio_val |= ((pin_func <<
1680 				     I40E_GLGEN_GPIO_CTL_PIN_FUNC_SHIFT) &
1681 				     I40E_GLGEN_GPIO_CTL_PIN_FUNC_MASK);
1682 		}
1683 		gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
1684 		/* this & is a bit of paranoia, but serves as a range check */
1685 		gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
1686 			     I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
1687 
1688 		if (blink)
1689 			gpio_val |= BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1690 		else
1691 			gpio_val &= ~BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1692 
1693 		wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
1694 		break;
1695 	}
1696 }
1697 
1698 /* Admin command wrappers */
1699 
1700 /**
1701  * i40e_aq_get_phy_capabilities
1702  * @hw: pointer to the hw struct
1703  * @abilities: structure for PHY capabilities to be filled
1704  * @qualified_modules: report Qualified Modules
1705  * @report_init: report init capabilities (active are default)
1706  * @cmd_details: pointer to command details structure or NULL
1707  *
1708  * Returns the various PHY abilities supported on the Port.
1709  **/
i40e_aq_get_phy_capabilities(struct i40e_hw * hw,bool qualified_modules,bool report_init,struct i40e_aq_get_phy_abilities_resp * abilities,struct i40e_asq_cmd_details * cmd_details)1710 enum i40e_status_code i40e_aq_get_phy_capabilities(struct i40e_hw *hw,
1711 			bool qualified_modules, bool report_init,
1712 			struct i40e_aq_get_phy_abilities_resp *abilities,
1713 			struct i40e_asq_cmd_details *cmd_details)
1714 {
1715 	struct i40e_aq_desc desc;
1716 	enum i40e_status_code status;
1717 	u16 max_delay = I40E_MAX_PHY_TIMEOUT, total_delay = 0;
1718 	u16 abilities_size = sizeof(struct i40e_aq_get_phy_abilities_resp);
1719 
1720 	if (!abilities)
1721 		return I40E_ERR_PARAM;
1722 
1723 	do {
1724 		i40e_fill_default_direct_cmd_desc(&desc,
1725 					       i40e_aqc_opc_get_phy_abilities);
1726 
1727 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
1728 		if (abilities_size > I40E_AQ_LARGE_BUF)
1729 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
1730 
1731 		if (qualified_modules)
1732 			desc.params.external.param0 |=
1733 			CPU_TO_LE32(I40E_AQ_PHY_REPORT_QUALIFIED_MODULES);
1734 
1735 		if (report_init)
1736 			desc.params.external.param0 |=
1737 			CPU_TO_LE32(I40E_AQ_PHY_REPORT_INITIAL_VALUES);
1738 
1739 		status = i40e_asq_send_command(hw, &desc, abilities,
1740 					       abilities_size, cmd_details);
1741 
1742 		switch (hw->aq.asq_last_status) {
1743 		case I40E_AQ_RC_EIO:
1744 			status = I40E_ERR_UNKNOWN_PHY;
1745 			break;
1746 		case I40E_AQ_RC_EAGAIN:
1747 			i40e_msec_delay(1);
1748 			total_delay++;
1749 			status = I40E_ERR_TIMEOUT;
1750 			break;
1751 		/* also covers I40E_AQ_RC_OK */
1752 		default:
1753 			break;
1754 		}
1755 
1756 	} while ((hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN) &&
1757 		(total_delay < max_delay));
1758 
1759 	if (status != I40E_SUCCESS)
1760 		return status;
1761 
1762 	if (report_init) {
1763 		if (hw->mac.type ==  I40E_MAC_XL710 &&
1764 		    hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
1765 		    hw->aq.api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710) {
1766 			status = i40e_aq_get_link_info(hw, true, NULL, NULL);
1767 		} else {
1768 			hw->phy.phy_types = LE32_TO_CPU(abilities->phy_type);
1769 			hw->phy.phy_types |=
1770 					((u64)abilities->phy_type_ext << 32);
1771 		}
1772 	}
1773 
1774 	return status;
1775 }
1776 
1777 /**
1778  * i40e_aq_set_phy_config
1779  * @hw: pointer to the hw struct
1780  * @config: structure with PHY configuration to be set
1781  * @cmd_details: pointer to command details structure or NULL
1782  *
1783  * Set the various PHY configuration parameters
1784  * supported on the Port.One or more of the Set PHY config parameters may be
1785  * ignored in an MFP mode as the PF may not have the privilege to set some
1786  * of the PHY Config parameters. This status will be indicated by the
1787  * command response.
1788  **/
i40e_aq_set_phy_config(struct i40e_hw * hw,struct i40e_aq_set_phy_config * config,struct i40e_asq_cmd_details * cmd_details)1789 enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
1790 				struct i40e_aq_set_phy_config *config,
1791 				struct i40e_asq_cmd_details *cmd_details)
1792 {
1793 	struct i40e_aq_desc desc;
1794 	struct i40e_aq_set_phy_config *cmd =
1795 		(struct i40e_aq_set_phy_config *)&desc.params.raw;
1796 	enum i40e_status_code status;
1797 
1798 	if (!config)
1799 		return I40E_ERR_PARAM;
1800 
1801 	i40e_fill_default_direct_cmd_desc(&desc,
1802 					  i40e_aqc_opc_set_phy_config);
1803 
1804 	*cmd = *config;
1805 
1806 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1807 
1808 	return status;
1809 }
1810 
1811 /**
1812  * i40e_set_fc
1813  * @hw: pointer to the hw struct
1814  * @aq_failures: buffer to return AdminQ failure information
1815  * @atomic_restart: whether to enable atomic link restart
1816  *
1817  * Set the requested flow control mode using set_phy_config.
1818  **/
i40e_set_fc(struct i40e_hw * hw,u8 * aq_failures,bool atomic_restart)1819 enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
1820 				  bool atomic_restart)
1821 {
1822 	enum i40e_fc_mode fc_mode = hw->fc.requested_mode;
1823 	struct i40e_aq_get_phy_abilities_resp abilities;
1824 	struct i40e_aq_set_phy_config config;
1825 	enum i40e_status_code status;
1826 	u8 pause_mask = 0x0;
1827 
1828 	*aq_failures = 0x0;
1829 
1830 	switch (fc_mode) {
1831 	case I40E_FC_FULL:
1832 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1833 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1834 		break;
1835 	case I40E_FC_RX_PAUSE:
1836 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1837 		break;
1838 	case I40E_FC_TX_PAUSE:
1839 		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1840 		break;
1841 	default:
1842 		break;
1843 	}
1844 
1845 	/* Get the current phy config */
1846 	status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
1847 					      NULL);
1848 	if (status) {
1849 		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
1850 		return status;
1851 	}
1852 
1853 	memset(&config, 0, sizeof(config));
1854 	/* clear the old pause settings */
1855 	config.abilities = abilities.abilities & ~(I40E_AQ_PHY_FLAG_PAUSE_TX) &
1856 			   ~(I40E_AQ_PHY_FLAG_PAUSE_RX);
1857 	/* set the new abilities */
1858 	config.abilities |= pause_mask;
1859 	/* If the abilities have changed, then set the new config */
1860 	if (config.abilities != abilities.abilities) {
1861 		/* Auto restart link so settings take effect */
1862 		if (atomic_restart)
1863 			config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
1864 		/* Copy over all the old settings */
1865 		config.phy_type = abilities.phy_type;
1866 		config.phy_type_ext = abilities.phy_type_ext;
1867 		config.link_speed = abilities.link_speed;
1868 		config.eee_capability = abilities.eee_capability;
1869 		config.eeer = abilities.eeer_val;
1870 		config.low_power_ctrl = abilities.d3_lpan;
1871 		config.fec_config = abilities.fec_cfg_curr_mod_ext_info &
1872 				    I40E_AQ_PHY_FEC_CONFIG_MASK;
1873 		status = i40e_aq_set_phy_config(hw, &config, NULL);
1874 
1875 		if (status)
1876 			*aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
1877 	}
1878 	/* Update the link info */
1879 	status = i40e_update_link_info(hw);
1880 	if (status) {
1881 		/* Wait a little bit (on 40G cards it sometimes takes a really
1882 		 * long time for link to come back from the atomic reset)
1883 		 * and try once more
1884 		 */
1885 		i40e_msec_delay(1000);
1886 		status = i40e_update_link_info(hw);
1887 	}
1888 	if (status)
1889 		*aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;
1890 
1891 	return status;
1892 }
1893 
1894 /**
1895  * i40e_aq_set_mac_config
1896  * @hw: pointer to the hw struct
1897  * @max_frame_size: Maximum Frame Size to be supported by the port
1898  * @crc_en: Tell HW to append a CRC to outgoing frames
1899  * @pacing: Pacing configurations
1900  * @auto_drop_blocking_packets: Tell HW to drop packets if TC queue is blocked
1901  * @cmd_details: pointer to command details structure or NULL
1902  *
1903  * Configure MAC settings for frame size, jumbo frame support and the
1904  * addition of a CRC by the hardware.
1905  **/
i40e_aq_set_mac_config(struct i40e_hw * hw,u16 max_frame_size,bool crc_en,u16 pacing,bool auto_drop_blocking_packets,struct i40e_asq_cmd_details * cmd_details)1906 enum i40e_status_code i40e_aq_set_mac_config(struct i40e_hw *hw,
1907 				u16 max_frame_size,
1908 				bool crc_en, u16 pacing,
1909 				bool auto_drop_blocking_packets,
1910 				struct i40e_asq_cmd_details *cmd_details)
1911 {
1912 	struct i40e_aq_desc desc;
1913 	struct i40e_aq_set_mac_config *cmd =
1914 		(struct i40e_aq_set_mac_config *)&desc.params.raw;
1915 	enum i40e_status_code status;
1916 
1917 	if (max_frame_size == 0)
1918 		return I40E_ERR_PARAM;
1919 
1920 	i40e_fill_default_direct_cmd_desc(&desc,
1921 					  i40e_aqc_opc_set_mac_config);
1922 
1923 	cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
1924 	cmd->params = ((u8)pacing & 0x0F) << 3;
1925 	if (crc_en)
1926 		cmd->params |= I40E_AQ_SET_MAC_CONFIG_CRC_EN;
1927 
1928 	if (auto_drop_blocking_packets) {
1929 		if (hw->flags & I40E_HW_FLAG_DROP_MODE)
1930 			cmd->params |=
1931 				I40E_AQ_SET_MAC_CONFIG_DROP_BLOCKING_PACKET_EN;
1932 		else
1933 			i40e_debug(hw, I40E_DEBUG_ALL,
1934 				   "This FW api version does not support drop mode.\n");
1935 	}
1936 
1937 #define I40E_AQ_SET_MAC_CONFIG_FC_DEFAULT_THRESHOLD	0x7FFF
1938 	cmd->fc_refresh_threshold =
1939 		CPU_TO_LE16(I40E_AQ_SET_MAC_CONFIG_FC_DEFAULT_THRESHOLD);
1940 
1941 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1942 
1943 	return status;
1944 }
1945 
1946 /**
1947  * i40e_aq_clear_pxe_mode
1948  * @hw: pointer to the hw struct
1949  * @cmd_details: pointer to command details structure or NULL
1950  *
1951  * Tell the firmware that the driver is taking over from PXE
1952  **/
i40e_aq_clear_pxe_mode(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)1953 enum i40e_status_code i40e_aq_clear_pxe_mode(struct i40e_hw *hw,
1954 			struct i40e_asq_cmd_details *cmd_details)
1955 {
1956 	enum i40e_status_code status;
1957 	struct i40e_aq_desc desc;
1958 	struct i40e_aqc_clear_pxe *cmd =
1959 		(struct i40e_aqc_clear_pxe *)&desc.params.raw;
1960 
1961 	i40e_fill_default_direct_cmd_desc(&desc,
1962 					  i40e_aqc_opc_clear_pxe_mode);
1963 
1964 	cmd->rx_cnt = 0x2;
1965 
1966 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1967 
1968 	wr32(hw, I40E_GLLAN_RCTL_0, 0x1);
1969 
1970 	return status;
1971 }
1972 
1973 /**
1974  * i40e_aq_set_link_restart_an
1975  * @hw: pointer to the hw struct
1976  * @enable_link: if true: enable link, if false: disable link
1977  * @cmd_details: pointer to command details structure or NULL
1978  *
1979  * Sets up the link and restarts the Auto-Negotiation over the link.
1980  **/
i40e_aq_set_link_restart_an(struct i40e_hw * hw,bool enable_link,struct i40e_asq_cmd_details * cmd_details)1981 enum i40e_status_code i40e_aq_set_link_restart_an(struct i40e_hw *hw,
1982 		bool enable_link, struct i40e_asq_cmd_details *cmd_details)
1983 {
1984 	struct i40e_aq_desc desc;
1985 	struct i40e_aqc_set_link_restart_an *cmd =
1986 		(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
1987 	enum i40e_status_code status;
1988 
1989 	i40e_fill_default_direct_cmd_desc(&desc,
1990 					  i40e_aqc_opc_set_link_restart_an);
1991 
1992 	cmd->command = I40E_AQ_PHY_RESTART_AN;
1993 	if (enable_link)
1994 		cmd->command |= I40E_AQ_PHY_LINK_ENABLE;
1995 	else
1996 		cmd->command &= ~I40E_AQ_PHY_LINK_ENABLE;
1997 
1998 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1999 
2000 	return status;
2001 }
2002 
2003 /**
2004  * i40e_aq_get_link_info
2005  * @hw: pointer to the hw struct
2006  * @enable_lse: enable/disable LinkStatusEvent reporting
2007  * @link: pointer to link status structure - optional
2008  * @cmd_details: pointer to command details structure or NULL
2009  *
2010  * Returns the link status of the adapter.
2011  **/
i40e_aq_get_link_info(struct i40e_hw * hw,bool enable_lse,struct i40e_link_status * link,struct i40e_asq_cmd_details * cmd_details)2012 enum i40e_status_code i40e_aq_get_link_info(struct i40e_hw *hw,
2013 				bool enable_lse, struct i40e_link_status *link,
2014 				struct i40e_asq_cmd_details *cmd_details)
2015 {
2016 	struct i40e_aq_desc desc;
2017 	struct i40e_aqc_get_link_status *resp =
2018 		(struct i40e_aqc_get_link_status *)&desc.params.raw;
2019 	struct i40e_link_status *hw_link_info = &hw->phy.link_info;
2020 	enum i40e_status_code status;
2021 	bool tx_pause, rx_pause;
2022 	u16 command_flags;
2023 
2024 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
2025 
2026 	if (enable_lse)
2027 		command_flags = I40E_AQ_LSE_ENABLE;
2028 	else
2029 		command_flags = I40E_AQ_LSE_DISABLE;
2030 	resp->command_flags = CPU_TO_LE16(command_flags);
2031 
2032 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2033 
2034 	if (status != I40E_SUCCESS)
2035 		goto aq_get_link_info_exit;
2036 
2037 	/* save off old link status information */
2038 	i40e_memcpy(&hw->phy.link_info_old, hw_link_info,
2039 		    sizeof(*hw_link_info), I40E_NONDMA_TO_NONDMA);
2040 
2041 	/* update link status */
2042 	hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
2043 	hw->phy.media_type = i40e_get_media_type(hw);
2044 	hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
2045 	hw_link_info->link_info = resp->link_info;
2046 	hw_link_info->an_info = resp->an_info;
2047 	hw_link_info->fec_info = resp->config & (I40E_AQ_CONFIG_FEC_KR_ENA |
2048 						 I40E_AQ_CONFIG_FEC_RS_ENA);
2049 	hw_link_info->ext_info = resp->ext_info;
2050 	hw_link_info->loopback = resp->loopback & I40E_AQ_LOOPBACK_MASK;
2051 	hw_link_info->max_frame_size = LE16_TO_CPU(resp->max_frame_size);
2052 	hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK;
2053 
2054 	/* update fc info */
2055 	tx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_TX);
2056 	rx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_RX);
2057 	if (tx_pause & rx_pause)
2058 		hw->fc.current_mode = I40E_FC_FULL;
2059 	else if (tx_pause)
2060 		hw->fc.current_mode = I40E_FC_TX_PAUSE;
2061 	else if (rx_pause)
2062 		hw->fc.current_mode = I40E_FC_RX_PAUSE;
2063 	else
2064 		hw->fc.current_mode = I40E_FC_NONE;
2065 
2066 	if (resp->config & I40E_AQ_CONFIG_CRC_ENA)
2067 		hw_link_info->crc_enable = true;
2068 	else
2069 		hw_link_info->crc_enable = false;
2070 
2071 	if (resp->command_flags & CPU_TO_LE16(I40E_AQ_LSE_IS_ENABLED))
2072 		hw_link_info->lse_enable = true;
2073 	else
2074 		hw_link_info->lse_enable = false;
2075 
2076 	if ((hw->mac.type == I40E_MAC_XL710) &&
2077 	    (hw->aq.fw_maj_ver < 4 || (hw->aq.fw_maj_ver == 4 &&
2078 	     hw->aq.fw_min_ver < 40)) && hw_link_info->phy_type == 0xE)
2079 		hw_link_info->phy_type = I40E_PHY_TYPE_10GBASE_SFPP_CU;
2080 
2081 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE &&
2082 	    hw->mac.type != I40E_MAC_X722) {
2083 		__le32 tmp;
2084 
2085 		i40e_memcpy(&tmp, resp->link_type, sizeof(tmp),
2086 			    I40E_NONDMA_TO_NONDMA);
2087 		hw->phy.phy_types = LE32_TO_CPU(tmp);
2088 		hw->phy.phy_types |= ((u64)resp->link_type_ext << 32);
2089 	}
2090 
2091 	/* save link status information */
2092 	if (link)
2093 		i40e_memcpy(link, hw_link_info, sizeof(*hw_link_info),
2094 			    I40E_NONDMA_TO_NONDMA);
2095 
2096 	/* flag cleared so helper functions don't call AQ again */
2097 	hw->phy.get_link_info = false;
2098 
2099 aq_get_link_info_exit:
2100 	return status;
2101 }
2102 
2103 /**
2104  * i40e_aq_set_phy_int_mask
2105  * @hw: pointer to the hw struct
2106  * @mask: interrupt mask to be set
2107  * @cmd_details: pointer to command details structure or NULL
2108  *
2109  * Set link interrupt mask.
2110  **/
i40e_aq_set_phy_int_mask(struct i40e_hw * hw,u16 mask,struct i40e_asq_cmd_details * cmd_details)2111 enum i40e_status_code i40e_aq_set_phy_int_mask(struct i40e_hw *hw,
2112 				u16 mask,
2113 				struct i40e_asq_cmd_details *cmd_details)
2114 {
2115 	struct i40e_aq_desc desc;
2116 	struct i40e_aqc_set_phy_int_mask *cmd =
2117 		(struct i40e_aqc_set_phy_int_mask *)&desc.params.raw;
2118 	enum i40e_status_code status;
2119 
2120 	i40e_fill_default_direct_cmd_desc(&desc,
2121 					  i40e_aqc_opc_set_phy_int_mask);
2122 
2123 	cmd->event_mask = CPU_TO_LE16(mask);
2124 
2125 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2126 
2127 	return status;
2128 }
2129 
2130 /**
2131  * i40e_aq_get_local_advt_reg
2132  * @hw: pointer to the hw struct
2133  * @advt_reg: local AN advertisement register value
2134  * @cmd_details: pointer to command details structure or NULL
2135  *
2136  * Get the Local AN advertisement register value.
2137  **/
i40e_aq_get_local_advt_reg(struct i40e_hw * hw,u64 * advt_reg,struct i40e_asq_cmd_details * cmd_details)2138 enum i40e_status_code i40e_aq_get_local_advt_reg(struct i40e_hw *hw,
2139 				u64 *advt_reg,
2140 				struct i40e_asq_cmd_details *cmd_details)
2141 {
2142 	struct i40e_aq_desc desc;
2143 	struct i40e_aqc_an_advt_reg *resp =
2144 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
2145 	enum i40e_status_code status;
2146 
2147 	i40e_fill_default_direct_cmd_desc(&desc,
2148 					  i40e_aqc_opc_get_local_advt_reg);
2149 
2150 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2151 
2152 	if (status != I40E_SUCCESS)
2153 		goto aq_get_local_advt_reg_exit;
2154 
2155 	*advt_reg = (u64)(LE16_TO_CPU(resp->local_an_reg1)) << 32;
2156 	*advt_reg |= LE32_TO_CPU(resp->local_an_reg0);
2157 
2158 aq_get_local_advt_reg_exit:
2159 	return status;
2160 }
2161 
2162 /**
2163  * i40e_aq_set_local_advt_reg
2164  * @hw: pointer to the hw struct
2165  * @advt_reg: local AN advertisement register value
2166  * @cmd_details: pointer to command details structure or NULL
2167  *
2168  * Get the Local AN advertisement register value.
2169  **/
i40e_aq_set_local_advt_reg(struct i40e_hw * hw,u64 advt_reg,struct i40e_asq_cmd_details * cmd_details)2170 enum i40e_status_code i40e_aq_set_local_advt_reg(struct i40e_hw *hw,
2171 				u64 advt_reg,
2172 				struct i40e_asq_cmd_details *cmd_details)
2173 {
2174 	struct i40e_aq_desc desc;
2175 	struct i40e_aqc_an_advt_reg *cmd =
2176 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
2177 	enum i40e_status_code status;
2178 
2179 	i40e_fill_default_direct_cmd_desc(&desc,
2180 					  i40e_aqc_opc_get_local_advt_reg);
2181 
2182 	cmd->local_an_reg0 = CPU_TO_LE32(I40E_LO_DWORD(advt_reg));
2183 	cmd->local_an_reg1 = CPU_TO_LE16(I40E_HI_DWORD(advt_reg));
2184 
2185 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2186 
2187 	return status;
2188 }
2189 
2190 /**
2191  * i40e_aq_get_partner_advt
2192  * @hw: pointer to the hw struct
2193  * @advt_reg: AN partner advertisement register value
2194  * @cmd_details: pointer to command details structure or NULL
2195  *
2196  * Get the link partner AN advertisement register value.
2197  **/
i40e_aq_get_partner_advt(struct i40e_hw * hw,u64 * advt_reg,struct i40e_asq_cmd_details * cmd_details)2198 enum i40e_status_code i40e_aq_get_partner_advt(struct i40e_hw *hw,
2199 				u64 *advt_reg,
2200 				struct i40e_asq_cmd_details *cmd_details)
2201 {
2202 	struct i40e_aq_desc desc;
2203 	struct i40e_aqc_an_advt_reg *resp =
2204 		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
2205 	enum i40e_status_code status;
2206 
2207 	i40e_fill_default_direct_cmd_desc(&desc,
2208 					  i40e_aqc_opc_get_partner_advt);
2209 
2210 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2211 
2212 	if (status != I40E_SUCCESS)
2213 		goto aq_get_partner_advt_exit;
2214 
2215 	*advt_reg = (u64)(LE16_TO_CPU(resp->local_an_reg1)) << 32;
2216 	*advt_reg |= LE32_TO_CPU(resp->local_an_reg0);
2217 
2218 aq_get_partner_advt_exit:
2219 	return status;
2220 }
2221 
2222 /**
2223  * i40e_aq_set_lb_modes
2224  * @hw: pointer to the hw struct
2225  * @lb_modes: loopback mode to be set
2226  * @cmd_details: pointer to command details structure or NULL
2227  *
2228  * Sets loopback modes.
2229  **/
i40e_aq_set_lb_modes(struct i40e_hw * hw,u16 lb_modes,struct i40e_asq_cmd_details * cmd_details)2230 enum i40e_status_code i40e_aq_set_lb_modes(struct i40e_hw *hw,
2231 				u16 lb_modes,
2232 				struct i40e_asq_cmd_details *cmd_details)
2233 {
2234 	struct i40e_aq_desc desc;
2235 	struct i40e_aqc_set_lb_mode *cmd =
2236 		(struct i40e_aqc_set_lb_mode *)&desc.params.raw;
2237 	enum i40e_status_code status;
2238 
2239 	i40e_fill_default_direct_cmd_desc(&desc,
2240 					  i40e_aqc_opc_set_lb_modes);
2241 
2242 	cmd->lb_mode = CPU_TO_LE16(lb_modes);
2243 
2244 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2245 
2246 	return status;
2247 }
2248 
2249 /**
2250  * i40e_aq_set_phy_debug
2251  * @hw: pointer to the hw struct
2252  * @cmd_flags: debug command flags
2253  * @cmd_details: pointer to command details structure or NULL
2254  *
2255  * Reset the external PHY.
2256  **/
i40e_aq_set_phy_debug(struct i40e_hw * hw,u8 cmd_flags,struct i40e_asq_cmd_details * cmd_details)2257 enum i40e_status_code i40e_aq_set_phy_debug(struct i40e_hw *hw, u8 cmd_flags,
2258 				struct i40e_asq_cmd_details *cmd_details)
2259 {
2260 	struct i40e_aq_desc desc;
2261 	struct i40e_aqc_set_phy_debug *cmd =
2262 		(struct i40e_aqc_set_phy_debug *)&desc.params.raw;
2263 	enum i40e_status_code status;
2264 
2265 	i40e_fill_default_direct_cmd_desc(&desc,
2266 					  i40e_aqc_opc_set_phy_debug);
2267 
2268 	cmd->command_flags = cmd_flags;
2269 
2270 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2271 
2272 	return status;
2273 }
2274 
2275 /**
2276  * i40e_hw_ver_ge
2277  * @hw: pointer to the hw struct
2278  * @maj: api major value
2279  * @min: api minor value
2280  *
2281  * Assert whether current HW api version is greater/equal than provided.
2282  **/
i40e_hw_ver_ge(struct i40e_hw * hw,u16 maj,u16 min)2283 static bool i40e_hw_ver_ge(struct i40e_hw *hw, u16 maj, u16 min)
2284 {
2285 	if (hw->aq.api_maj_ver > maj ||
2286 	    (hw->aq.api_maj_ver == maj && hw->aq.api_min_ver >= min))
2287 		return true;
2288 	return false;
2289 }
2290 
2291 /**
2292  * i40e_aq_add_vsi
2293  * @hw: pointer to the hw struct
2294  * @vsi_ctx: pointer to a vsi context struct
2295  * @cmd_details: pointer to command details structure or NULL
2296  *
2297  * Add a VSI context to the hardware.
2298 **/
i40e_aq_add_vsi(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)2299 enum i40e_status_code i40e_aq_add_vsi(struct i40e_hw *hw,
2300 				struct i40e_vsi_context *vsi_ctx,
2301 				struct i40e_asq_cmd_details *cmd_details)
2302 {
2303 	struct i40e_aq_desc desc;
2304 	struct i40e_aqc_add_get_update_vsi *cmd =
2305 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2306 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2307 		(struct i40e_aqc_add_get_update_vsi_completion *)
2308 		&desc.params.raw;
2309 	enum i40e_status_code status;
2310 
2311 	i40e_fill_default_direct_cmd_desc(&desc,
2312 					  i40e_aqc_opc_add_vsi);
2313 
2314 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->uplink_seid);
2315 	cmd->connection_type = vsi_ctx->connection_type;
2316 	cmd->vf_id = vsi_ctx->vf_num;
2317 	cmd->vsi_flags = CPU_TO_LE16(vsi_ctx->flags);
2318 
2319 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2320 
2321 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2322 				    sizeof(vsi_ctx->info), cmd_details);
2323 
2324 	if (status != I40E_SUCCESS)
2325 		goto aq_add_vsi_exit;
2326 
2327 	vsi_ctx->seid = LE16_TO_CPU(resp->seid);
2328 	vsi_ctx->vsi_number = LE16_TO_CPU(resp->vsi_number);
2329 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2330 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2331 
2332 aq_add_vsi_exit:
2333 	return status;
2334 }
2335 
2336 /**
2337  * i40e_aq_set_default_vsi
2338  * @hw: pointer to the hw struct
2339  * @seid: vsi number
2340  * @cmd_details: pointer to command details structure or NULL
2341  **/
i40e_aq_set_default_vsi(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)2342 enum i40e_status_code i40e_aq_set_default_vsi(struct i40e_hw *hw,
2343 				u16 seid,
2344 				struct i40e_asq_cmd_details *cmd_details)
2345 {
2346 	struct i40e_aq_desc desc;
2347 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2348 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
2349 		&desc.params.raw;
2350 	enum i40e_status_code status;
2351 
2352 	i40e_fill_default_direct_cmd_desc(&desc,
2353 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2354 
2355 	cmd->promiscuous_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2356 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2357 	cmd->seid = CPU_TO_LE16(seid);
2358 
2359 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2360 
2361 	return status;
2362 }
2363 
2364 /**
2365  * i40e_aq_clear_default_vsi
2366  * @hw: pointer to the hw struct
2367  * @seid: vsi number
2368  * @cmd_details: pointer to command details structure or NULL
2369  **/
i40e_aq_clear_default_vsi(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)2370 enum i40e_status_code i40e_aq_clear_default_vsi(struct i40e_hw *hw,
2371 				u16 seid,
2372 				struct i40e_asq_cmd_details *cmd_details)
2373 {
2374 	struct i40e_aq_desc desc;
2375 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2376 		(struct i40e_aqc_set_vsi_promiscuous_modes *)
2377 		&desc.params.raw;
2378 	enum i40e_status_code status;
2379 
2380 	i40e_fill_default_direct_cmd_desc(&desc,
2381 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2382 
2383 	cmd->promiscuous_flags = CPU_TO_LE16(0);
2384 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
2385 	cmd->seid = CPU_TO_LE16(seid);
2386 
2387 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2388 
2389 	return status;
2390 }
2391 
2392 /**
2393  * i40e_aq_set_vsi_unicast_promiscuous
2394  * @hw: pointer to the hw struct
2395  * @seid: vsi number
2396  * @set: set unicast promiscuous enable/disable
2397  * @cmd_details: pointer to command details structure or NULL
2398  * @rx_only_promisc: flag to decide if egress traffic gets mirrored in promisc
2399  **/
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)2400 enum i40e_status_code i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
2401 				u16 seid, bool set,
2402 				struct i40e_asq_cmd_details *cmd_details,
2403 				bool rx_only_promisc)
2404 {
2405 	struct i40e_aq_desc desc;
2406 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2407 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2408 	enum i40e_status_code status;
2409 	u16 flags = 0;
2410 
2411 	i40e_fill_default_direct_cmd_desc(&desc,
2412 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2413 
2414 	if (set) {
2415 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2416 		if (rx_only_promisc && i40e_hw_ver_ge(hw, 1, 5))
2417 			flags |= I40E_AQC_SET_VSI_PROMISC_RX_ONLY;
2418 	}
2419 
2420 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2421 
2422 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2423 	if (i40e_hw_ver_ge(hw, 1, 5))
2424 		cmd->valid_flags |=
2425 			CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_RX_ONLY);
2426 
2427 	cmd->seid = CPU_TO_LE16(seid);
2428 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2429 
2430 	return status;
2431 }
2432 
2433 /**
2434  * i40e_aq_set_vsi_multicast_promiscuous
2435  * @hw: pointer to the hw struct
2436  * @seid: vsi number
2437  * @set: set multicast promiscuous enable/disable
2438  * @cmd_details: pointer to command details structure or NULL
2439  **/
i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw * hw,u16 seid,bool set,struct i40e_asq_cmd_details * cmd_details)2440 enum i40e_status_code i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
2441 				u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
2442 {
2443 	struct i40e_aq_desc desc;
2444 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2445 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2446 	enum i40e_status_code status;
2447 	u16 flags = 0;
2448 
2449 	i40e_fill_default_direct_cmd_desc(&desc,
2450 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2451 
2452 	if (set)
2453 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2454 
2455 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2456 
2457 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2458 
2459 	cmd->seid = CPU_TO_LE16(seid);
2460 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2461 
2462 	return status;
2463 }
2464 
2465 /**
2466 * i40e_aq_set_vsi_full_promiscuous
2467 * @hw: pointer to the hw struct
2468 * @seid: VSI number
2469 * @set: set promiscuous enable/disable
2470 * @cmd_details: pointer to command details structure or NULL
2471 **/
i40e_aq_set_vsi_full_promiscuous(struct i40e_hw * hw,u16 seid,bool set,struct i40e_asq_cmd_details * cmd_details)2472 enum i40e_status_code i40e_aq_set_vsi_full_promiscuous(struct i40e_hw *hw,
2473 				u16 seid, bool set,
2474 				struct i40e_asq_cmd_details *cmd_details)
2475 {
2476 	struct i40e_aq_desc desc;
2477 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2478 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2479 	enum i40e_status_code status;
2480 	u16 flags = 0;
2481 
2482 	i40e_fill_default_direct_cmd_desc(&desc,
2483 		i40e_aqc_opc_set_vsi_promiscuous_modes);
2484 
2485 	if (set)
2486 		flags = I40E_AQC_SET_VSI_PROMISC_UNICAST   |
2487 			I40E_AQC_SET_VSI_PROMISC_MULTICAST |
2488 			I40E_AQC_SET_VSI_PROMISC_BROADCAST;
2489 
2490 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2491 
2492 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST   |
2493 				       I40E_AQC_SET_VSI_PROMISC_MULTICAST |
2494 				       I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2495 
2496 	cmd->seid = CPU_TO_LE16(seid);
2497 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2498 
2499 	return status;
2500 }
2501 
2502 /**
2503  * i40e_aq_set_vsi_mc_promisc_on_vlan
2504  * @hw: pointer to the hw struct
2505  * @seid: vsi number
2506  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2507  * @vid: The VLAN tag filter - capture any multicast packet with this VLAN tag
2508  * @cmd_details: pointer to command details structure or NULL
2509  **/
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)2510 enum i40e_status_code i40e_aq_set_vsi_mc_promisc_on_vlan(struct i40e_hw *hw,
2511 				u16 seid, bool enable, u16 vid,
2512 				struct i40e_asq_cmd_details *cmd_details)
2513 {
2514 	struct i40e_aq_desc desc;
2515 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2516 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2517 	enum i40e_status_code status;
2518 	u16 flags = 0;
2519 
2520 	i40e_fill_default_direct_cmd_desc(&desc,
2521 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2522 
2523 	if (enable)
2524 		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2525 
2526 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2527 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2528 	cmd->seid = CPU_TO_LE16(seid);
2529 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2530 
2531 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2532 
2533 	return status;
2534 }
2535 
2536 /**
2537  * i40e_aq_set_vsi_uc_promisc_on_vlan
2538  * @hw: pointer to the hw struct
2539  * @seid: vsi number
2540  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2541  * @vid: The VLAN tag filter - capture any unicast packet with this VLAN tag
2542  * @cmd_details: pointer to command details structure or NULL
2543  **/
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)2544 enum i40e_status_code i40e_aq_set_vsi_uc_promisc_on_vlan(struct i40e_hw *hw,
2545 				u16 seid, bool enable, u16 vid,
2546 				struct i40e_asq_cmd_details *cmd_details)
2547 {
2548 	struct i40e_aq_desc desc;
2549 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2550 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2551 	enum i40e_status_code status;
2552 	u16 flags = 0;
2553 
2554 	i40e_fill_default_direct_cmd_desc(&desc,
2555 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2556 
2557 	if (enable) {
2558 		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2559 		if (i40e_hw_ver_ge(hw, 1, 5))
2560 			flags |= I40E_AQC_SET_VSI_PROMISC_RX_ONLY;
2561 	}
2562 
2563 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2564 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2565 	if (i40e_hw_ver_ge(hw, 1, 5))
2566 		cmd->valid_flags |=
2567 			CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_RX_ONLY);
2568 	cmd->seid = CPU_TO_LE16(seid);
2569 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2570 
2571 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2572 
2573 	return status;
2574 }
2575 
2576 /**
2577  * i40e_aq_set_vsi_bc_promisc_on_vlan
2578  * @hw: pointer to the hw struct
2579  * @seid: vsi number
2580  * @enable: set broadcast promiscuous enable/disable for a given VLAN
2581  * @vid: The VLAN tag filter - capture any broadcast packet with this VLAN tag
2582  * @cmd_details: pointer to command details structure or NULL
2583  **/
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)2584 enum i40e_status_code i40e_aq_set_vsi_bc_promisc_on_vlan(struct i40e_hw *hw,
2585 				u16 seid, bool enable, u16 vid,
2586 				struct i40e_asq_cmd_details *cmd_details)
2587 {
2588 	struct i40e_aq_desc desc;
2589 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2590 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2591 	enum i40e_status_code status;
2592 	u16 flags = 0;
2593 
2594 	i40e_fill_default_direct_cmd_desc(&desc,
2595 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2596 
2597 	if (enable)
2598 		flags |= I40E_AQC_SET_VSI_PROMISC_BROADCAST;
2599 
2600 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2601 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2602 	cmd->seid = CPU_TO_LE16(seid);
2603 	cmd->vlan_tag = CPU_TO_LE16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2604 
2605 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2606 
2607 	return status;
2608 }
2609 
2610 /**
2611  * i40e_aq_set_vsi_broadcast
2612  * @hw: pointer to the hw struct
2613  * @seid: vsi number
2614  * @set_filter: true to set filter, false to clear filter
2615  * @cmd_details: pointer to command details structure or NULL
2616  *
2617  * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
2618  **/
i40e_aq_set_vsi_broadcast(struct i40e_hw * hw,u16 seid,bool set_filter,struct i40e_asq_cmd_details * cmd_details)2619 enum i40e_status_code i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
2620 				u16 seid, bool set_filter,
2621 				struct i40e_asq_cmd_details *cmd_details)
2622 {
2623 	struct i40e_aq_desc desc;
2624 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2625 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2626 	enum i40e_status_code status;
2627 
2628 	i40e_fill_default_direct_cmd_desc(&desc,
2629 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2630 
2631 	if (set_filter)
2632 		cmd->promiscuous_flags
2633 			    |= CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2634 	else
2635 		cmd->promiscuous_flags
2636 			    &= CPU_TO_LE16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2637 
2638 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2639 	cmd->seid = CPU_TO_LE16(seid);
2640 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2641 
2642 	return status;
2643 }
2644 
2645 /**
2646  * i40e_aq_set_vsi_vlan_promisc - control the VLAN promiscuous setting
2647  * @hw: pointer to the hw struct
2648  * @seid: vsi number
2649  * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2650  * @cmd_details: pointer to command details structure or NULL
2651  **/
i40e_aq_set_vsi_vlan_promisc(struct i40e_hw * hw,u16 seid,bool enable,struct i40e_asq_cmd_details * cmd_details)2652 enum i40e_status_code i40e_aq_set_vsi_vlan_promisc(struct i40e_hw *hw,
2653 				u16 seid, bool enable,
2654 				struct i40e_asq_cmd_details *cmd_details)
2655 {
2656 	struct i40e_aq_desc desc;
2657 	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2658 		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2659 	enum i40e_status_code status;
2660 	u16 flags = 0;
2661 
2662 	i40e_fill_default_direct_cmd_desc(&desc,
2663 					i40e_aqc_opc_set_vsi_promiscuous_modes);
2664 	if (enable)
2665 		flags |= I40E_AQC_SET_VSI_PROMISC_VLAN;
2666 
2667 	cmd->promiscuous_flags = CPU_TO_LE16(flags);
2668 	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_VLAN);
2669 	cmd->seid = CPU_TO_LE16(seid);
2670 
2671 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2672 
2673 	return status;
2674 }
2675 
2676 /**
2677  * i40e_get_vsi_params - get VSI configuration info
2678  * @hw: pointer to the hw struct
2679  * @vsi_ctx: pointer to a vsi context struct
2680  * @cmd_details: pointer to command details structure or NULL
2681  **/
i40e_aq_get_vsi_params(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)2682 enum i40e_status_code i40e_aq_get_vsi_params(struct i40e_hw *hw,
2683 				struct i40e_vsi_context *vsi_ctx,
2684 				struct i40e_asq_cmd_details *cmd_details)
2685 {
2686 	struct i40e_aq_desc desc;
2687 	struct i40e_aqc_add_get_update_vsi *cmd =
2688 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2689 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2690 		(struct i40e_aqc_add_get_update_vsi_completion *)
2691 		&desc.params.raw;
2692 	enum i40e_status_code status;
2693 
2694 	UNREFERENCED_1PARAMETER(cmd_details);
2695 	i40e_fill_default_direct_cmd_desc(&desc,
2696 					  i40e_aqc_opc_get_vsi_parameters);
2697 
2698 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->seid);
2699 
2700 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
2701 
2702 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2703 				    sizeof(vsi_ctx->info), NULL);
2704 
2705 	if (status != I40E_SUCCESS)
2706 		goto aq_get_vsi_params_exit;
2707 
2708 	vsi_ctx->seid = LE16_TO_CPU(resp->seid);
2709 	vsi_ctx->vsi_number = LE16_TO_CPU(resp->vsi_number);
2710 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2711 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2712 
2713 aq_get_vsi_params_exit:
2714 	return status;
2715 }
2716 
2717 /**
2718  * i40e_aq_update_vsi_params
2719  * @hw: pointer to the hw struct
2720  * @vsi_ctx: pointer to a vsi context struct
2721  * @cmd_details: pointer to command details structure or NULL
2722  *
2723  * Update a VSI context.
2724  **/
i40e_aq_update_vsi_params(struct i40e_hw * hw,struct i40e_vsi_context * vsi_ctx,struct i40e_asq_cmd_details * cmd_details)2725 enum i40e_status_code i40e_aq_update_vsi_params(struct i40e_hw *hw,
2726 				struct i40e_vsi_context *vsi_ctx,
2727 				struct i40e_asq_cmd_details *cmd_details)
2728 {
2729 	struct i40e_aq_desc desc;
2730 	struct i40e_aqc_add_get_update_vsi *cmd =
2731 		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2732 	struct i40e_aqc_add_get_update_vsi_completion *resp =
2733 		(struct i40e_aqc_add_get_update_vsi_completion *)
2734 		&desc.params.raw;
2735 	enum i40e_status_code status;
2736 
2737 	i40e_fill_default_direct_cmd_desc(&desc,
2738 					  i40e_aqc_opc_update_vsi_parameters);
2739 	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->seid);
2740 
2741 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2742 
2743 	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2744 				    sizeof(vsi_ctx->info), cmd_details);
2745 
2746 	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
2747 	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);
2748 
2749 	return status;
2750 }
2751 
2752 /**
2753  * i40e_aq_get_switch_config
2754  * @hw: pointer to the hardware structure
2755  * @buf: pointer to the result buffer
2756  * @buf_size: length of input buffer
2757  * @start_seid: seid to start for the report, 0 == beginning
2758  * @cmd_details: pointer to command details structure or NULL
2759  *
2760  * Fill the buf with switch configuration returned from AdminQ command
2761  **/
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)2762 enum i40e_status_code i40e_aq_get_switch_config(struct i40e_hw *hw,
2763 				struct i40e_aqc_get_switch_config_resp *buf,
2764 				u16 buf_size, u16 *start_seid,
2765 				struct i40e_asq_cmd_details *cmd_details)
2766 {
2767 	struct i40e_aq_desc desc;
2768 	struct i40e_aqc_switch_seid *scfg =
2769 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
2770 	enum i40e_status_code status;
2771 
2772 	i40e_fill_default_direct_cmd_desc(&desc,
2773 					  i40e_aqc_opc_get_switch_config);
2774 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
2775 	if (buf_size > I40E_AQ_LARGE_BUF)
2776 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
2777 	scfg->seid = CPU_TO_LE16(*start_seid);
2778 
2779 	status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
2780 	*start_seid = LE16_TO_CPU(scfg->seid);
2781 
2782 	return status;
2783 }
2784 
2785 /**
2786  * i40e_aq_set_switch_config
2787  * @hw: pointer to the hardware structure
2788  * @flags: bit flag values to set
2789  * @mode: cloud filter mode
2790  * @valid_flags: which bit flags to set
2791  * @cmd_details: pointer to command details structure or NULL
2792  *
2793  * Set switch configuration bits
2794  **/
i40e_aq_set_switch_config(struct i40e_hw * hw,u16 flags,u16 valid_flags,u8 mode,struct i40e_asq_cmd_details * cmd_details)2795 enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
2796 				u16 flags, u16 valid_flags, u8 mode,
2797 				struct i40e_asq_cmd_details *cmd_details)
2798 {
2799 	struct i40e_aq_desc desc;
2800 	struct i40e_aqc_set_switch_config *scfg =
2801 		(struct i40e_aqc_set_switch_config *)&desc.params.raw;
2802 	enum i40e_status_code status;
2803 
2804 	i40e_fill_default_direct_cmd_desc(&desc,
2805 					  i40e_aqc_opc_set_switch_config);
2806 	scfg->flags = CPU_TO_LE16(flags);
2807 	scfg->valid_flags = CPU_TO_LE16(valid_flags);
2808 	scfg->mode = mode;
2809 	if (hw->flags & I40E_HW_FLAG_802_1AD_CAPABLE) {
2810 		scfg->switch_tag = CPU_TO_LE16(hw->switch_tag);
2811 		scfg->first_tag = CPU_TO_LE16(hw->first_tag);
2812 		scfg->second_tag = CPU_TO_LE16(hw->second_tag);
2813 	}
2814 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2815 
2816 	return status;
2817 }
2818 
2819 /**
2820  * i40e_aq_get_firmware_version
2821  * @hw: pointer to the hw struct
2822  * @fw_major_version: firmware major version
2823  * @fw_minor_version: firmware minor version
2824  * @fw_build: firmware build number
2825  * @api_major_version: major queue version
2826  * @api_minor_version: minor queue version
2827  * @cmd_details: pointer to command details structure or NULL
2828  *
2829  * Get the firmware version from the admin queue commands
2830  **/
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)2831 enum i40e_status_code i40e_aq_get_firmware_version(struct i40e_hw *hw,
2832 				u16 *fw_major_version, u16 *fw_minor_version,
2833 				u32 *fw_build,
2834 				u16 *api_major_version, u16 *api_minor_version,
2835 				struct i40e_asq_cmd_details *cmd_details)
2836 {
2837 	struct i40e_aq_desc desc;
2838 	struct i40e_aqc_get_version *resp =
2839 		(struct i40e_aqc_get_version *)&desc.params.raw;
2840 	enum i40e_status_code status;
2841 
2842 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
2843 
2844 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2845 
2846 	if (status == I40E_SUCCESS) {
2847 		if (fw_major_version != NULL)
2848 			*fw_major_version = LE16_TO_CPU(resp->fw_major);
2849 		if (fw_minor_version != NULL)
2850 			*fw_minor_version = LE16_TO_CPU(resp->fw_minor);
2851 		if (fw_build != NULL)
2852 			*fw_build = LE32_TO_CPU(resp->fw_build);
2853 		if (api_major_version != NULL)
2854 			*api_major_version = LE16_TO_CPU(resp->api_major);
2855 		if (api_minor_version != NULL)
2856 			*api_minor_version = LE16_TO_CPU(resp->api_minor);
2857 
2858 		/* A workaround to fix the API version in SW */
2859 		if (api_major_version && api_minor_version &&
2860 		    fw_major_version && fw_minor_version &&
2861 		    ((*api_major_version == 1) && (*api_minor_version == 1)) &&
2862 		    (((*fw_major_version == 4) && (*fw_minor_version >= 2)) ||
2863 		     (*fw_major_version > 4)))
2864 			*api_minor_version = 2;
2865 	}
2866 
2867 	return status;
2868 }
2869 
2870 /**
2871  * i40e_aq_send_driver_version
2872  * @hw: pointer to the hw struct
2873  * @dv: driver's major, minor version
2874  * @cmd_details: pointer to command details structure or NULL
2875  *
2876  * Send the driver version to the firmware
2877  **/
i40e_aq_send_driver_version(struct i40e_hw * hw,struct i40e_driver_version * dv,struct i40e_asq_cmd_details * cmd_details)2878 enum i40e_status_code i40e_aq_send_driver_version(struct i40e_hw *hw,
2879 				struct i40e_driver_version *dv,
2880 				struct i40e_asq_cmd_details *cmd_details)
2881 {
2882 	struct i40e_aq_desc desc;
2883 	struct i40e_aqc_driver_version *cmd =
2884 		(struct i40e_aqc_driver_version *)&desc.params.raw;
2885 	enum i40e_status_code status;
2886 	u16 len;
2887 
2888 	if (dv == NULL)
2889 		return I40E_ERR_PARAM;
2890 
2891 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
2892 
2893 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
2894 	cmd->driver_major_ver = dv->major_version;
2895 	cmd->driver_minor_ver = dv->minor_version;
2896 	cmd->driver_build_ver = dv->build_version;
2897 	cmd->driver_subbuild_ver = dv->subbuild_version;
2898 
2899 	len = 0;
2900 	while (len < sizeof(dv->driver_string) &&
2901 	       (dv->driver_string[len] < 0x80) &&
2902 	       dv->driver_string[len])
2903 		len++;
2904 	status = i40e_asq_send_command(hw, &desc, dv->driver_string,
2905 				       len, cmd_details);
2906 
2907 	return status;
2908 }
2909 
2910 /**
2911  * i40e_get_link_status - get status of the HW network link
2912  * @hw: pointer to the hw struct
2913  * @link_up: pointer to bool (true/false = linkup/linkdown)
2914  *
2915  * Variable link_up true if link is up, false if link is down.
2916  * The variable link_up is invalid if returned value of status != I40E_SUCCESS
2917  *
2918  * Side effect: LinkStatusEvent reporting becomes enabled
2919  **/
i40e_get_link_status(struct i40e_hw * hw,bool * link_up)2920 enum i40e_status_code i40e_get_link_status(struct i40e_hw *hw, bool *link_up)
2921 {
2922 	enum i40e_status_code status = I40E_SUCCESS;
2923 
2924 	if (hw->phy.get_link_info) {
2925 		status = i40e_update_link_info(hw);
2926 
2927 		if (status != I40E_SUCCESS)
2928 			i40e_debug(hw, I40E_DEBUG_LINK, "get link failed: status %d\n",
2929 				   status);
2930 	}
2931 
2932 	*link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
2933 
2934 	return status;
2935 }
2936 
2937 /**
2938  * i40e_updatelink_status - update status of the HW network link
2939  * @hw: pointer to the hw struct
2940  **/
i40e_update_link_info(struct i40e_hw * hw)2941 enum i40e_status_code i40e_update_link_info(struct i40e_hw *hw)
2942 {
2943 	struct i40e_aq_get_phy_abilities_resp abilities;
2944 	enum i40e_status_code status = I40E_SUCCESS;
2945 
2946 	status = i40e_aq_get_link_info(hw, true, NULL, NULL);
2947 	if (status)
2948 		return status;
2949 
2950 	/* extra checking needed to ensure link info to user is timely */
2951 	if ((hw->phy.link_info.link_info & I40E_AQ_MEDIA_AVAILABLE) &&
2952 	    ((hw->phy.link_info.link_info & I40E_AQ_LINK_UP) ||
2953 	     !(hw->phy.link_info_old.link_info & I40E_AQ_LINK_UP))) {
2954 		status = i40e_aq_get_phy_capabilities(hw, false, false,
2955 						      &abilities, NULL);
2956 		if (status)
2957 			return status;
2958 
2959 		if (abilities.fec_cfg_curr_mod_ext_info &
2960 		    I40E_AQ_ENABLE_FEC_AUTO)
2961 			hw->phy.link_info.req_fec_info =
2962 				(I40E_AQ_REQUEST_FEC_KR |
2963 				 I40E_AQ_REQUEST_FEC_RS);
2964 		else
2965 			hw->phy.link_info.req_fec_info =
2966 				abilities.fec_cfg_curr_mod_ext_info &
2967 				(I40E_AQ_REQUEST_FEC_KR |
2968 				 I40E_AQ_REQUEST_FEC_RS);
2969 
2970 		i40e_memcpy(hw->phy.link_info.module_type, &abilities.module_type,
2971 			sizeof(hw->phy.link_info.module_type), I40E_NONDMA_TO_NONDMA);
2972 	}
2973 	return status;
2974 }
2975 
2976 
2977 /**
2978  * i40e_get_link_speed
2979  * @hw: pointer to the hw struct
2980  *
2981  * Returns the link speed of the adapter.
2982  **/
i40e_get_link_speed(struct i40e_hw * hw)2983 enum i40e_aq_link_speed i40e_get_link_speed(struct i40e_hw *hw)
2984 {
2985 	enum i40e_aq_link_speed speed = I40E_LINK_SPEED_UNKNOWN;
2986 	enum i40e_status_code status = I40E_SUCCESS;
2987 
2988 	if (hw->phy.get_link_info) {
2989 		status = i40e_aq_get_link_info(hw, true, NULL, NULL);
2990 
2991 		if (status != I40E_SUCCESS)
2992 			goto i40e_link_speed_exit;
2993 	}
2994 
2995 	speed = hw->phy.link_info.link_speed;
2996 
2997 i40e_link_speed_exit:
2998 	return speed;
2999 }
3000 
3001 /**
3002  * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
3003  * @hw: pointer to the hw struct
3004  * @uplink_seid: the MAC or other gizmo SEID
3005  * @downlink_seid: the VSI SEID
3006  * @enabled_tc: bitmap of TCs to be enabled
3007  * @default_port: true for default port VSI, false for control port
3008  * @veb_seid: pointer to where to put the resulting VEB SEID
3009  * @enable_stats: true to turn on VEB stats
3010  * @cmd_details: pointer to command details structure or NULL
3011  *
3012  * This asks the FW to add a VEB between the uplink and downlink
3013  * elements.  If the uplink SEID is 0, this will be a floating VEB.
3014  **/
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)3015 enum i40e_status_code i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
3016 				u16 downlink_seid, u8 enabled_tc,
3017 				bool default_port, u16 *veb_seid,
3018 				bool enable_stats,
3019 				struct i40e_asq_cmd_details *cmd_details)
3020 {
3021 	struct i40e_aq_desc desc;
3022 	struct i40e_aqc_add_veb *cmd =
3023 		(struct i40e_aqc_add_veb *)&desc.params.raw;
3024 	struct i40e_aqc_add_veb_completion *resp =
3025 		(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
3026 	enum i40e_status_code status;
3027 	u16 veb_flags = 0;
3028 
3029 	/* SEIDs need to either both be set or both be 0 for floating VEB */
3030 	if (!!uplink_seid != !!downlink_seid)
3031 		return I40E_ERR_PARAM;
3032 
3033 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
3034 
3035 	cmd->uplink_seid = CPU_TO_LE16(uplink_seid);
3036 	cmd->downlink_seid = CPU_TO_LE16(downlink_seid);
3037 	cmd->enable_tcs = enabled_tc;
3038 	if (!uplink_seid)
3039 		veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
3040 	if (default_port)
3041 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
3042 	else
3043 		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
3044 
3045 	/* reverse logic here: set the bitflag to disable the stats */
3046 	if (!enable_stats)
3047 		veb_flags |= I40E_AQC_ADD_VEB_ENABLE_DISABLE_STATS;
3048 
3049 	cmd->veb_flags = CPU_TO_LE16(veb_flags);
3050 
3051 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3052 
3053 	if (!status && veb_seid)
3054 		*veb_seid = LE16_TO_CPU(resp->veb_seid);
3055 
3056 	return status;
3057 }
3058 
3059 /**
3060  * i40e_aq_get_veb_parameters - Retrieve VEB parameters
3061  * @hw: pointer to the hw struct
3062  * @veb_seid: the SEID of the VEB to query
3063  * @switch_id: the uplink switch id
3064  * @floating: set to true if the VEB is floating
3065  * @statistic_index: index of the stats counter block for this VEB
3066  * @vebs_used: number of VEB's used by function
3067  * @vebs_free: total VEB's not reserved by any function
3068  * @cmd_details: pointer to command details structure or NULL
3069  *
3070  * This retrieves the parameters for a particular VEB, specified by
3071  * uplink_seid, and returns them to the caller.
3072  **/
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)3073 enum i40e_status_code i40e_aq_get_veb_parameters(struct i40e_hw *hw,
3074 				u16 veb_seid, u16 *switch_id,
3075 				bool *floating, u16 *statistic_index,
3076 				u16 *vebs_used, u16 *vebs_free,
3077 				struct i40e_asq_cmd_details *cmd_details)
3078 {
3079 	struct i40e_aq_desc desc;
3080 	struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
3081 		(struct i40e_aqc_get_veb_parameters_completion *)
3082 		&desc.params.raw;
3083 	enum i40e_status_code status;
3084 
3085 	if (veb_seid == 0)
3086 		return I40E_ERR_PARAM;
3087 
3088 	i40e_fill_default_direct_cmd_desc(&desc,
3089 					  i40e_aqc_opc_get_veb_parameters);
3090 	cmd_resp->seid = CPU_TO_LE16(veb_seid);
3091 
3092 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3093 	if (status)
3094 		goto get_veb_exit;
3095 
3096 	if (switch_id)
3097 		*switch_id = LE16_TO_CPU(cmd_resp->switch_id);
3098 	if (statistic_index)
3099 		*statistic_index = LE16_TO_CPU(cmd_resp->statistic_index);
3100 	if (vebs_used)
3101 		*vebs_used = LE16_TO_CPU(cmd_resp->vebs_used);
3102 	if (vebs_free)
3103 		*vebs_free = LE16_TO_CPU(cmd_resp->vebs_free);
3104 	if (floating) {
3105 		u16 flags = LE16_TO_CPU(cmd_resp->veb_flags);
3106 
3107 		if (flags & I40E_AQC_ADD_VEB_FLOATING)
3108 			*floating = true;
3109 		else
3110 			*floating = false;
3111 	}
3112 
3113 get_veb_exit:
3114 	return status;
3115 }
3116 
3117 /**
3118  * i40e_aq_add_macvlan
3119  * @hw: pointer to the hw struct
3120  * @seid: VSI for the mac address
3121  * @mv_list: list of macvlans to be added
3122  * @count: length of the list
3123  * @cmd_details: pointer to command details structure or NULL
3124  *
3125  * Add MAC/VLAN addresses to the HW filtering
3126  **/
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)3127 enum i40e_status_code i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
3128 			struct i40e_aqc_add_macvlan_element_data *mv_list,
3129 			u16 count, struct i40e_asq_cmd_details *cmd_details)
3130 {
3131 	struct i40e_aq_desc desc;
3132 	struct i40e_aqc_macvlan *cmd =
3133 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3134 	enum i40e_status_code status;
3135 	u16 buf_size;
3136 	int i;
3137 
3138 	if (count == 0 || !mv_list || !hw)
3139 		return I40E_ERR_PARAM;
3140 
3141 	buf_size = count * sizeof(*mv_list);
3142 
3143 	/* prep the rest of the request */
3144 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
3145 	cmd->num_addresses = CPU_TO_LE16(count);
3146 	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
3147 	cmd->seid[1] = 0;
3148 	cmd->seid[2] = 0;
3149 
3150 	for (i = 0; i < count; i++)
3151 		if (I40E_IS_MULTICAST(mv_list[i].mac_addr))
3152 			mv_list[i].flags |=
3153 			    CPU_TO_LE16(I40E_AQC_MACVLAN_ADD_USE_SHARED_MAC);
3154 
3155 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3156 	if (buf_size > I40E_AQ_LARGE_BUF)
3157 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3158 
3159 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
3160 				       cmd_details);
3161 
3162 	return status;
3163 }
3164 
3165 /**
3166  * i40e_aq_remove_macvlan
3167  * @hw: pointer to the hw struct
3168  * @seid: VSI for the mac address
3169  * @mv_list: list of macvlans to be removed
3170  * @count: length of the list
3171  * @cmd_details: pointer to command details structure or NULL
3172  *
3173  * Remove MAC/VLAN addresses from the HW filtering
3174  **/
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)3175 enum i40e_status_code i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
3176 			struct i40e_aqc_remove_macvlan_element_data *mv_list,
3177 			u16 count, struct i40e_asq_cmd_details *cmd_details)
3178 {
3179 	struct i40e_aq_desc desc;
3180 	struct i40e_aqc_macvlan *cmd =
3181 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3182 	enum i40e_status_code status;
3183 	u16 buf_size;
3184 
3185 	if (count == 0 || !mv_list || !hw)
3186 		return I40E_ERR_PARAM;
3187 
3188 	buf_size = count * sizeof(*mv_list);
3189 
3190 	/* prep the rest of the request */
3191 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
3192 	cmd->num_addresses = CPU_TO_LE16(count);
3193 	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
3194 	cmd->seid[1] = 0;
3195 	cmd->seid[2] = 0;
3196 
3197 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3198 	if (buf_size > I40E_AQ_LARGE_BUF)
3199 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3200 
3201 	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
3202 				       cmd_details);
3203 
3204 	return status;
3205 }
3206 
3207 /**
3208  * i40e_mirrorrule_op - Internal helper function to add/delete mirror rule
3209  * @hw: pointer to the hw struct
3210  * @opcode: AQ opcode for add or delete mirror rule
3211  * @sw_seid: Switch SEID (to which rule refers)
3212  * @rule_type: Rule Type (ingress/egress/VLAN)
3213  * @id: Destination VSI SEID or Rule ID
3214  * @count: length of the list
3215  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
3216  * @cmd_details: pointer to command details structure or NULL
3217  * @rule_id: Rule ID returned from FW
3218  * @rules_used: Number of rules used in internal switch
3219  * @rules_free: Number of rules free in internal switch
3220  *
3221  * Add/Delete a mirror rule to a specific switch. Mirror rules are supported for
3222  * VEBs/VEPA elements only
3223  **/
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)3224 static enum i40e_status_code i40e_mirrorrule_op(struct i40e_hw *hw,
3225 			u16 opcode, u16 sw_seid, u16 rule_type, u16 id,
3226 			u16 count, __le16 *mr_list,
3227 			struct i40e_asq_cmd_details *cmd_details,
3228 			u16 *rule_id, u16 *rules_used, u16 *rules_free)
3229 {
3230 	struct i40e_aq_desc desc;
3231 	struct i40e_aqc_add_delete_mirror_rule *cmd =
3232 		(struct i40e_aqc_add_delete_mirror_rule *)&desc.params.raw;
3233 	struct i40e_aqc_add_delete_mirror_rule_completion *resp =
3234 	(struct i40e_aqc_add_delete_mirror_rule_completion *)&desc.params.raw;
3235 	enum i40e_status_code status;
3236 	u16 buf_size;
3237 
3238 	buf_size = count * sizeof(*mr_list);
3239 
3240 	/* prep the rest of the request */
3241 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
3242 	cmd->seid = CPU_TO_LE16(sw_seid);
3243 	cmd->rule_type = CPU_TO_LE16(rule_type &
3244 				     I40E_AQC_MIRROR_RULE_TYPE_MASK);
3245 	cmd->num_entries = CPU_TO_LE16(count);
3246 	/* Dest VSI for add, rule_id for delete */
3247 	cmd->destination = CPU_TO_LE16(id);
3248 	if (mr_list) {
3249 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
3250 						I40E_AQ_FLAG_RD));
3251 		if (buf_size > I40E_AQ_LARGE_BUF)
3252 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3253 	}
3254 
3255 	status = i40e_asq_send_command(hw, &desc, mr_list, buf_size,
3256 				       cmd_details);
3257 	if (status == I40E_SUCCESS ||
3258 	    hw->aq.asq_last_status == I40E_AQ_RC_ENOSPC) {
3259 		if (rule_id)
3260 			*rule_id = LE16_TO_CPU(resp->rule_id);
3261 		if (rules_used)
3262 			*rules_used = LE16_TO_CPU(resp->mirror_rules_used);
3263 		if (rules_free)
3264 			*rules_free = LE16_TO_CPU(resp->mirror_rules_free);
3265 	}
3266 	return status;
3267 }
3268 
3269 /**
3270  * i40e_aq_add_mirrorrule - add a mirror rule
3271  * @hw: pointer to the hw struct
3272  * @sw_seid: Switch SEID (to which rule refers)
3273  * @rule_type: Rule Type (ingress/egress/VLAN)
3274  * @dest_vsi: SEID of VSI to which packets will be mirrored
3275  * @count: length of the list
3276  * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
3277  * @cmd_details: pointer to command details structure or NULL
3278  * @rule_id: Rule ID returned from FW
3279  * @rules_used: Number of rules used in internal switch
3280  * @rules_free: Number of rules free in internal switch
3281  *
3282  * Add mirror rule. Mirror rules are supported for VEBs or VEPA elements only
3283  **/
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)3284 enum i40e_status_code i40e_aq_add_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
3285 			u16 rule_type, u16 dest_vsi, u16 count, __le16 *mr_list,
3286 			struct i40e_asq_cmd_details *cmd_details,
3287 			u16 *rule_id, u16 *rules_used, u16 *rules_free)
3288 {
3289 	if (!(rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_INGRESS ||
3290 	    rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_EGRESS)) {
3291 		if (count == 0 || !mr_list)
3292 			return I40E_ERR_PARAM;
3293 	}
3294 
3295 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_add_mirror_rule, sw_seid,
3296 				  rule_type, dest_vsi, count, mr_list,
3297 				  cmd_details, rule_id, rules_used, rules_free);
3298 }
3299 
3300 /**
3301  * i40e_aq_delete_mirrorrule - delete a mirror rule
3302  * @hw: pointer to the hw struct
3303  * @sw_seid: Switch SEID (to which rule refers)
3304  * @rule_type: Rule Type (ingress/egress/VLAN)
3305  * @count: length of the list
3306  * @rule_id: Rule ID that is returned in the receive desc as part of
3307  *		add_mirrorrule.
3308  * @mr_list: list of mirrored VLAN IDs to be removed
3309  * @cmd_details: pointer to command details structure or NULL
3310  * @rules_used: Number of rules used in internal switch
3311  * @rules_free: Number of rules free in internal switch
3312  *
3313  * Delete a mirror rule. Mirror rules are supported for VEBs/VEPA elements only
3314  **/
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)3315 enum i40e_status_code i40e_aq_delete_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
3316 			u16 rule_type, u16 rule_id, u16 count, __le16 *mr_list,
3317 			struct i40e_asq_cmd_details *cmd_details,
3318 			u16 *rules_used, u16 *rules_free)
3319 {
3320 	/* Rule ID has to be valid except rule_type: INGRESS VLAN mirroring */
3321 	if (rule_type == I40E_AQC_MIRROR_RULE_TYPE_VLAN) {
3322 		/* count and mr_list shall be valid for rule_type INGRESS VLAN
3323 		 * mirroring. For other rule_type, count and rule_type should
3324 		 * not matter.
3325 		 */
3326 		if (count == 0 || !mr_list)
3327 			return I40E_ERR_PARAM;
3328 	}
3329 
3330 	return i40e_mirrorrule_op(hw, i40e_aqc_opc_delete_mirror_rule, sw_seid,
3331 				  rule_type, rule_id, count, mr_list,
3332 				  cmd_details, NULL, rules_used, rules_free);
3333 }
3334 
3335 /**
3336  * i40e_aq_add_vlan - Add VLAN ids to the HW filtering
3337  * @hw: pointer to the hw struct
3338  * @seid: VSI for the vlan filters
3339  * @v_list: list of vlan filters to be added
3340  * @count: length of the list
3341  * @cmd_details: pointer to command details structure or NULL
3342  **/
i40e_aq_add_vlan(struct i40e_hw * hw,u16 seid,struct i40e_aqc_add_remove_vlan_element_data * v_list,u8 count,struct i40e_asq_cmd_details * cmd_details)3343 enum i40e_status_code i40e_aq_add_vlan(struct i40e_hw *hw, u16 seid,
3344 			struct i40e_aqc_add_remove_vlan_element_data *v_list,
3345 			u8 count, struct i40e_asq_cmd_details *cmd_details)
3346 {
3347 	struct i40e_aq_desc desc;
3348 	struct i40e_aqc_macvlan *cmd =
3349 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3350 	enum i40e_status_code status;
3351 	u16 buf_size;
3352 
3353 	if (count == 0 || !v_list || !hw)
3354 		return I40E_ERR_PARAM;
3355 
3356 	buf_size = count * sizeof(*v_list);
3357 
3358 	/* prep the rest of the request */
3359 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_vlan);
3360 	cmd->num_addresses = CPU_TO_LE16(count);
3361 	cmd->seid[0] = CPU_TO_LE16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID);
3362 	cmd->seid[1] = 0;
3363 	cmd->seid[2] = 0;
3364 
3365 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3366 	if (buf_size > I40E_AQ_LARGE_BUF)
3367 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3368 
3369 	status = i40e_asq_send_command(hw, &desc, v_list, buf_size,
3370 				       cmd_details);
3371 
3372 	return status;
3373 }
3374 
3375 /**
3376  * i40e_aq_remove_vlan - Remove VLANs from the HW filtering
3377  * @hw: pointer to the hw struct
3378  * @seid: VSI for the vlan filters
3379  * @v_list: list of macvlans to be removed
3380  * @count: length of the list
3381  * @cmd_details: pointer to command details structure or NULL
3382  **/
i40e_aq_remove_vlan(struct i40e_hw * hw,u16 seid,struct i40e_aqc_add_remove_vlan_element_data * v_list,u8 count,struct i40e_asq_cmd_details * cmd_details)3383 enum i40e_status_code i40e_aq_remove_vlan(struct i40e_hw *hw, u16 seid,
3384 			struct i40e_aqc_add_remove_vlan_element_data *v_list,
3385 			u8 count, struct i40e_asq_cmd_details *cmd_details)
3386 {
3387 	struct i40e_aq_desc desc;
3388 	struct i40e_aqc_macvlan *cmd =
3389 		(struct i40e_aqc_macvlan *)&desc.params.raw;
3390 	enum i40e_status_code status;
3391 	u16 buf_size;
3392 
3393 	if (count == 0 || !v_list || !hw)
3394 		return I40E_ERR_PARAM;
3395 
3396 	buf_size = count * sizeof(*v_list);
3397 
3398 	/* prep the rest of the request */
3399 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_vlan);
3400 	cmd->num_addresses = CPU_TO_LE16(count);
3401 	cmd->seid[0] = CPU_TO_LE16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID);
3402 	cmd->seid[1] = 0;
3403 	cmd->seid[2] = 0;
3404 
3405 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3406 	if (buf_size > I40E_AQ_LARGE_BUF)
3407 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3408 
3409 	status = i40e_asq_send_command(hw, &desc, v_list, buf_size,
3410 				       cmd_details);
3411 
3412 	return status;
3413 }
3414 
3415 /**
3416  * i40e_aq_send_msg_to_vf
3417  * @hw: pointer to the hardware structure
3418  * @vfid: vf id to send msg
3419  * @v_opcode: opcodes for VF-PF communication
3420  * @v_retval: return error code
3421  * @msg: pointer to the msg buffer
3422  * @msglen: msg length
3423  * @cmd_details: pointer to command details
3424  *
3425  * send msg to vf
3426  **/
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)3427 enum i40e_status_code i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
3428 				u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
3429 				struct i40e_asq_cmd_details *cmd_details)
3430 {
3431 	struct i40e_aq_desc desc;
3432 	struct i40e_aqc_pf_vf_message *cmd =
3433 		(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
3434 	enum i40e_status_code status;
3435 
3436 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
3437 	cmd->id = CPU_TO_LE32(vfid);
3438 	desc.cookie_high = CPU_TO_LE32(v_opcode);
3439 	desc.cookie_low = CPU_TO_LE32(v_retval);
3440 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_SI);
3441 	if (msglen) {
3442 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
3443 						I40E_AQ_FLAG_RD));
3444 		if (msglen > I40E_AQ_LARGE_BUF)
3445 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3446 		desc.datalen = CPU_TO_LE16(msglen);
3447 	}
3448 	status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
3449 
3450 	return status;
3451 }
3452 
3453 /**
3454  * i40e_aq_debug_read_register
3455  * @hw: pointer to the hw struct
3456  * @reg_addr: register address
3457  * @reg_val: register value
3458  * @cmd_details: pointer to command details structure or NULL
3459  *
3460  * Read the register using the admin queue commands
3461  **/
i40e_aq_debug_read_register(struct i40e_hw * hw,u32 reg_addr,u64 * reg_val,struct i40e_asq_cmd_details * cmd_details)3462 enum i40e_status_code i40e_aq_debug_read_register(struct i40e_hw *hw,
3463 				u32 reg_addr, u64 *reg_val,
3464 				struct i40e_asq_cmd_details *cmd_details)
3465 {
3466 	struct i40e_aq_desc desc;
3467 	struct i40e_aqc_debug_reg_read_write *cmd_resp =
3468 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
3469 	enum i40e_status_code status;
3470 
3471 	if (reg_val == NULL)
3472 		return I40E_ERR_PARAM;
3473 
3474 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_read_reg);
3475 
3476 	cmd_resp->address = CPU_TO_LE32(reg_addr);
3477 
3478 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3479 
3480 	if (status == I40E_SUCCESS) {
3481 		*reg_val = ((u64)LE32_TO_CPU(cmd_resp->value_high) << 32) |
3482 			   (u64)LE32_TO_CPU(cmd_resp->value_low);
3483 	}
3484 
3485 	return status;
3486 }
3487 
3488 /**
3489  * i40e_aq_debug_write_register
3490  * @hw: pointer to the hw struct
3491  * @reg_addr: register address
3492  * @reg_val: register value
3493  * @cmd_details: pointer to command details structure or NULL
3494  *
3495  * Write to a register using the admin queue commands
3496  **/
i40e_aq_debug_write_register(struct i40e_hw * hw,u32 reg_addr,u64 reg_val,struct i40e_asq_cmd_details * cmd_details)3497 enum i40e_status_code i40e_aq_debug_write_register(struct i40e_hw *hw,
3498 				u32 reg_addr, u64 reg_val,
3499 				struct i40e_asq_cmd_details *cmd_details)
3500 {
3501 	struct i40e_aq_desc desc;
3502 	struct i40e_aqc_debug_reg_read_write *cmd =
3503 		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
3504 	enum i40e_status_code status;
3505 
3506 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_write_reg);
3507 
3508 	cmd->address = CPU_TO_LE32(reg_addr);
3509 	cmd->value_high = CPU_TO_LE32((u32)(reg_val >> 32));
3510 	cmd->value_low = CPU_TO_LE32((u32)(reg_val & 0xFFFFFFFF));
3511 
3512 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3513 
3514 	return status;
3515 }
3516 
3517 /**
3518  * i40e_aq_request_resource
3519  * @hw: pointer to the hw struct
3520  * @resource: resource id
3521  * @access: access type
3522  * @sdp_number: resource number
3523  * @timeout: the maximum time in ms that the driver may hold the resource
3524  * @cmd_details: pointer to command details structure or NULL
3525  *
3526  * requests common resource using the admin queue commands
3527  **/
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)3528 enum i40e_status_code i40e_aq_request_resource(struct i40e_hw *hw,
3529 				enum i40e_aq_resources_ids resource,
3530 				enum i40e_aq_resource_access_type access,
3531 				u8 sdp_number, u64 *timeout,
3532 				struct i40e_asq_cmd_details *cmd_details)
3533 {
3534 	struct i40e_aq_desc desc;
3535 	struct i40e_aqc_request_resource *cmd_resp =
3536 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3537 	enum i40e_status_code status;
3538 
3539 	DEBUGFUNC("i40e_aq_request_resource");
3540 
3541 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
3542 
3543 	cmd_resp->resource_id = CPU_TO_LE16(resource);
3544 	cmd_resp->access_type = CPU_TO_LE16(access);
3545 	cmd_resp->resource_number = CPU_TO_LE32(sdp_number);
3546 
3547 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3548 	/* The completion specifies the maximum time in ms that the driver
3549 	 * may hold the resource in the Timeout field.
3550 	 * If the resource is held by someone else, the command completes with
3551 	 * busy return value and the timeout field indicates the maximum time
3552 	 * the current owner of the resource has to free it.
3553 	 */
3554 	if (status == I40E_SUCCESS || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
3555 		*timeout = LE32_TO_CPU(cmd_resp->timeout);
3556 
3557 	return status;
3558 }
3559 
3560 /**
3561  * i40e_aq_release_resource
3562  * @hw: pointer to the hw struct
3563  * @resource: resource id
3564  * @sdp_number: resource number
3565  * @cmd_details: pointer to command details structure or NULL
3566  *
3567  * release common resource using the admin queue commands
3568  **/
i40e_aq_release_resource(struct i40e_hw * hw,enum i40e_aq_resources_ids resource,u8 sdp_number,struct i40e_asq_cmd_details * cmd_details)3569 enum i40e_status_code i40e_aq_release_resource(struct i40e_hw *hw,
3570 				enum i40e_aq_resources_ids resource,
3571 				u8 sdp_number,
3572 				struct i40e_asq_cmd_details *cmd_details)
3573 {
3574 	struct i40e_aq_desc desc;
3575 	struct i40e_aqc_request_resource *cmd =
3576 		(struct i40e_aqc_request_resource *)&desc.params.raw;
3577 	enum i40e_status_code status;
3578 
3579 	DEBUGFUNC("i40e_aq_release_resource");
3580 
3581 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
3582 
3583 	cmd->resource_id = CPU_TO_LE16(resource);
3584 	cmd->resource_number = CPU_TO_LE32(sdp_number);
3585 
3586 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3587 
3588 	return status;
3589 }
3590 
3591 /**
3592  * i40e_aq_read_nvm
3593  * @hw: pointer to the hw struct
3594  * @module_pointer: module pointer location in words from the NVM beginning
3595  * @offset: byte offset from the module beginning
3596  * @length: length of the section to be read (in bytes from the offset)
3597  * @data: command buffer (size [bytes] = length)
3598  * @last_command: tells if this is the last command in a series
3599  * @cmd_details: pointer to command details structure or NULL
3600  *
3601  * Read the NVM using the admin queue commands
3602  **/
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)3603 enum i40e_status_code i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
3604 				u32 offset, u16 length, void *data,
3605 				bool last_command,
3606 				struct i40e_asq_cmd_details *cmd_details)
3607 {
3608 	struct i40e_aq_desc desc;
3609 	struct i40e_aqc_nvm_update *cmd =
3610 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3611 	enum i40e_status_code status;
3612 
3613 	DEBUGFUNC("i40e_aq_read_nvm");
3614 
3615 	/* In offset the highest byte must be zeroed. */
3616 	if (offset & 0xFF000000) {
3617 		status = I40E_ERR_PARAM;
3618 		goto i40e_aq_read_nvm_exit;
3619 	}
3620 
3621 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
3622 
3623 	/* If this is the last command in a series, set the proper flag. */
3624 	if (last_command)
3625 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3626 	cmd->module_pointer = module_pointer;
3627 	cmd->offset = CPU_TO_LE32(offset);
3628 	cmd->length = CPU_TO_LE16(length);
3629 
3630 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
3631 	if (length > I40E_AQ_LARGE_BUF)
3632 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3633 
3634 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3635 
3636 i40e_aq_read_nvm_exit:
3637 	return status;
3638 }
3639 
3640 /**
3641  * i40e_aq_read_nvm_config - read an nvm config block
3642  * @hw: pointer to the hw struct
3643  * @cmd_flags: NVM access admin command bits
3644  * @field_id: field or feature id
3645  * @data: buffer for result
3646  * @buf_size: buffer size
3647  * @element_count: pointer to count of elements read by FW
3648  * @cmd_details: pointer to command details structure or NULL
3649  **/
i40e_aq_read_nvm_config(struct i40e_hw * hw,u8 cmd_flags,u32 field_id,void * data,u16 buf_size,u16 * element_count,struct i40e_asq_cmd_details * cmd_details)3650 enum i40e_status_code i40e_aq_read_nvm_config(struct i40e_hw *hw,
3651 				u8 cmd_flags, u32 field_id, void *data,
3652 				u16 buf_size, u16 *element_count,
3653 				struct i40e_asq_cmd_details *cmd_details)
3654 {
3655 	struct i40e_aq_desc desc;
3656 	struct i40e_aqc_nvm_config_read *cmd =
3657 		(struct i40e_aqc_nvm_config_read *)&desc.params.raw;
3658 	enum i40e_status_code status;
3659 
3660 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_config_read);
3661 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF));
3662 	if (buf_size > I40E_AQ_LARGE_BUF)
3663 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3664 
3665 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
3666 	cmd->element_id = CPU_TO_LE16((u16)(0xffff & field_id));
3667 	if (cmd_flags & I40E_AQ_ANVM_FEATURE_OR_IMMEDIATE_MASK)
3668 		cmd->element_id_msw = CPU_TO_LE16((u16)(field_id >> 16));
3669 	else
3670 		cmd->element_id_msw = 0;
3671 
3672 	status = i40e_asq_send_command(hw, &desc, data, buf_size, cmd_details);
3673 
3674 	if (!status && element_count)
3675 		*element_count = LE16_TO_CPU(cmd->element_count);
3676 
3677 	return status;
3678 }
3679 
3680 /**
3681  * i40e_aq_write_nvm_config - write an nvm config block
3682  * @hw: pointer to the hw struct
3683  * @cmd_flags: NVM access admin command bits
3684  * @data: buffer for result
3685  * @buf_size: buffer size
3686  * @element_count: count of elements to be written
3687  * @cmd_details: pointer to command details structure or NULL
3688  **/
i40e_aq_write_nvm_config(struct i40e_hw * hw,u8 cmd_flags,void * data,u16 buf_size,u16 element_count,struct i40e_asq_cmd_details * cmd_details)3689 enum i40e_status_code i40e_aq_write_nvm_config(struct i40e_hw *hw,
3690 				u8 cmd_flags, void *data, u16 buf_size,
3691 				u16 element_count,
3692 				struct i40e_asq_cmd_details *cmd_details)
3693 {
3694 	struct i40e_aq_desc desc;
3695 	struct i40e_aqc_nvm_config_write *cmd =
3696 		(struct i40e_aqc_nvm_config_write *)&desc.params.raw;
3697 	enum i40e_status_code status;
3698 
3699 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_config_write);
3700 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3701 	if (buf_size > I40E_AQ_LARGE_BUF)
3702 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
3703 
3704 	cmd->element_count = CPU_TO_LE16(element_count);
3705 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
3706 	status = i40e_asq_send_command(hw, &desc, data, buf_size, cmd_details);
3707 
3708 	return status;
3709 }
3710 
3711 /**
3712  * i40e_aq_nvm_update_in_process
3713  * @hw: pointer to the hw struct
3714  * @update_flow_state: True indicates that update flow starts, false that ends
3715  * @cmd_details: pointer to command details structure or NULL
3716  *
3717  * Indicate NVM update in process.
3718  **/
3719 enum i40e_status_code
i40e_aq_nvm_update_in_process(struct i40e_hw * hw,bool update_flow_state,struct i40e_asq_cmd_details * cmd_details)3720 i40e_aq_nvm_update_in_process(struct i40e_hw *hw,
3721 			      bool update_flow_state,
3722 			      struct i40e_asq_cmd_details *cmd_details)
3723 {
3724 	struct i40e_aq_desc desc;
3725 	struct i40e_aqc_nvm_update_in_process *cmd =
3726 		(struct i40e_aqc_nvm_update_in_process *)&desc.params.raw;
3727 	enum i40e_status_code status;
3728 
3729 	i40e_fill_default_direct_cmd_desc(&desc,
3730 					  i40e_aqc_opc_nvm_update_in_process);
3731 
3732 	cmd->command = I40E_AQ_UPDATE_FLOW_END;
3733 
3734 	if (update_flow_state)
3735 		cmd->command |= I40E_AQ_UPDATE_FLOW_START;
3736 
3737 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3738 
3739 	return status;
3740 }
3741 
3742 /**
3743  * i40e_aq_min_rollback_rev_update - triggers an ow after update
3744  * @hw: pointer to the hw struct
3745  * @mode: opt-in mode, 1b for single module update, 0b for bulk update
3746  * @module: module to be updated. Ignored if mode is 0b
3747  * @min_rrev: value of the new minimal version. Ignored if mode is 0b
3748  * @cmd_details: pointer to command details structure or NULL
3749  **/
3750 enum i40e_status_code
i40e_aq_min_rollback_rev_update(struct i40e_hw * hw,u8 mode,u8 module,u32 min_rrev,struct i40e_asq_cmd_details * cmd_details)3751 i40e_aq_min_rollback_rev_update(struct i40e_hw *hw, u8 mode, u8 module,
3752 				u32 min_rrev,
3753 				struct i40e_asq_cmd_details *cmd_details)
3754 {
3755 	struct i40e_aq_desc desc;
3756 	struct i40e_aqc_rollback_revision_update *cmd =
3757 		(struct i40e_aqc_rollback_revision_update *)&desc.params.raw;
3758 	enum i40e_status_code status;
3759 
3760 	i40e_fill_default_direct_cmd_desc(&desc,
3761 		i40e_aqc_opc_rollback_revision_update);
3762 	cmd->optin_mode = mode;
3763 	cmd->module_selected = module;
3764 	cmd->min_rrev = min_rrev;
3765 
3766 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3767 
3768 	return status;
3769 }
3770 
3771 /**
3772  * i40e_aq_oem_post_update - triggers an OEM specific flow after update
3773  * @hw: pointer to the hw struct
3774  * @buff: buffer for result
3775  * @buff_size: buffer size
3776  * @cmd_details: pointer to command details structure or NULL
3777  **/
i40e_aq_oem_post_update(struct i40e_hw * hw,void * buff,u16 buff_size,struct i40e_asq_cmd_details * cmd_details)3778 enum i40e_status_code i40e_aq_oem_post_update(struct i40e_hw *hw,
3779 				void *buff, u16 buff_size,
3780 				struct i40e_asq_cmd_details *cmd_details)
3781 {
3782 	struct i40e_aq_desc desc;
3783 	enum i40e_status_code status;
3784 
3785 	UNREFERENCED_2PARAMETER(buff, buff_size);
3786 
3787 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_oem_post_update);
3788 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3789 	if (status && LE16_TO_CPU(desc.retval) == I40E_AQ_RC_ESRCH)
3790 		status = I40E_ERR_NOT_IMPLEMENTED;
3791 
3792 	return status;
3793 }
3794 
3795 /**
3796  * i40e_aq_erase_nvm
3797  * @hw: pointer to the hw struct
3798  * @module_pointer: module pointer location in words from the NVM beginning
3799  * @offset: offset in the module (expressed in 4 KB from module's beginning)
3800  * @length: length of the section to be erased (expressed in 4 KB)
3801  * @last_command: tells if this is the last command in a series
3802  * @cmd_details: pointer to command details structure or NULL
3803  *
3804  * Erase the NVM sector using the admin queue commands
3805  **/
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)3806 enum i40e_status_code i40e_aq_erase_nvm(struct i40e_hw *hw, u8 module_pointer,
3807 				u32 offset, u16 length, bool last_command,
3808 				struct i40e_asq_cmd_details *cmd_details)
3809 {
3810 	struct i40e_aq_desc desc;
3811 	struct i40e_aqc_nvm_update *cmd =
3812 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
3813 	enum i40e_status_code status;
3814 
3815 	DEBUGFUNC("i40e_aq_erase_nvm");
3816 
3817 	/* In offset the highest byte must be zeroed. */
3818 	if (offset & 0xFF000000) {
3819 		status = I40E_ERR_PARAM;
3820 		goto i40e_aq_erase_nvm_exit;
3821 	}
3822 
3823 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_erase);
3824 
3825 	/* If this is the last command in a series, set the proper flag. */
3826 	if (last_command)
3827 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3828 	cmd->module_pointer = module_pointer;
3829 	cmd->offset = CPU_TO_LE32(offset);
3830 	cmd->length = CPU_TO_LE16(length);
3831 
3832 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3833 
3834 i40e_aq_erase_nvm_exit:
3835 	return status;
3836 }
3837 
3838 /**
3839  * i40e_parse_discover_capabilities
3840  * @hw: pointer to the hw struct
3841  * @buff: pointer to a buffer containing device/function capability records
3842  * @cap_count: number of capability records in the list
3843  * @list_type_opc: type of capabilities list to parse
3844  *
3845  * Parse the device/function capabilities list.
3846  **/
i40e_parse_discover_capabilities(struct i40e_hw * hw,void * buff,u32 cap_count,enum i40e_admin_queue_opc list_type_opc)3847 STATIC void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
3848 				     u32 cap_count,
3849 				     enum i40e_admin_queue_opc list_type_opc)
3850 {
3851 	struct i40e_aqc_list_capabilities_element_resp *cap;
3852 	u32 valid_functions, num_functions;
3853 	u32 number, logical_id, phys_id;
3854 	struct i40e_hw_capabilities *p;
3855 	enum i40e_status_code status;
3856 	u16 id, ocp_cfg_word0;
3857 	u8 major_rev;
3858 	u32 i = 0;
3859 
3860 	cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
3861 
3862 	if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
3863 		p = (struct i40e_hw_capabilities *)&hw->dev_caps;
3864 	else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
3865 		p = (struct i40e_hw_capabilities *)&hw->func_caps;
3866 	else
3867 		return;
3868 
3869 	for (i = 0; i < cap_count; i++, cap++) {
3870 		id = LE16_TO_CPU(cap->id);
3871 		number = LE32_TO_CPU(cap->number);
3872 		logical_id = LE32_TO_CPU(cap->logical_id);
3873 		phys_id = LE32_TO_CPU(cap->phys_id);
3874 		major_rev = cap->major_rev;
3875 
3876 		switch (id) {
3877 		case I40E_AQ_CAP_ID_SWITCH_MODE:
3878 			p->switch_mode = number;
3879 			i40e_debug(hw, I40E_DEBUG_INIT,
3880 				   "HW Capability: Switch mode = %d\n",
3881 				   p->switch_mode);
3882 			break;
3883 		case I40E_AQ_CAP_ID_MNG_MODE:
3884 			p->management_mode = number;
3885 			if (major_rev > 1) {
3886 				p->mng_protocols_over_mctp = logical_id;
3887 				i40e_debug(hw, I40E_DEBUG_INIT,
3888 					   "HW Capability: Protocols over MCTP = %d\n",
3889 					   p->mng_protocols_over_mctp);
3890 			} else {
3891 				p->mng_protocols_over_mctp = 0;
3892 			}
3893 			i40e_debug(hw, I40E_DEBUG_INIT,
3894 				   "HW Capability: Management Mode = %d\n",
3895 				   p->management_mode);
3896 			break;
3897 		case I40E_AQ_CAP_ID_NPAR_ACTIVE:
3898 			p->npar_enable = number;
3899 			i40e_debug(hw, I40E_DEBUG_INIT,
3900 				   "HW Capability: NPAR enable = %d\n",
3901 				   p->npar_enable);
3902 			break;
3903 		case I40E_AQ_CAP_ID_OS2BMC_CAP:
3904 			p->os2bmc = number;
3905 			i40e_debug(hw, I40E_DEBUG_INIT,
3906 				   "HW Capability: OS2BMC = %d\n", p->os2bmc);
3907 			break;
3908 		case I40E_AQ_CAP_ID_FUNCTIONS_VALID:
3909 			p->valid_functions = number;
3910 			i40e_debug(hw, I40E_DEBUG_INIT,
3911 				   "HW Capability: Valid Functions = %d\n",
3912 				   p->valid_functions);
3913 			break;
3914 		case I40E_AQ_CAP_ID_SRIOV:
3915 			if (number == 1)
3916 				p->sr_iov_1_1 = true;
3917 			i40e_debug(hw, I40E_DEBUG_INIT,
3918 				   "HW Capability: SR-IOV = %d\n",
3919 				   p->sr_iov_1_1);
3920 			break;
3921 		case I40E_AQ_CAP_ID_VF:
3922 			p->num_vfs = number;
3923 			p->vf_base_id = logical_id;
3924 			i40e_debug(hw, I40E_DEBUG_INIT,
3925 				   "HW Capability: VF count = %d\n",
3926 				   p->num_vfs);
3927 			i40e_debug(hw, I40E_DEBUG_INIT,
3928 				   "HW Capability: VF base_id = %d\n",
3929 				   p->vf_base_id);
3930 			break;
3931 		case I40E_AQ_CAP_ID_VMDQ:
3932 			if (number == 1)
3933 				p->vmdq = true;
3934 			i40e_debug(hw, I40E_DEBUG_INIT,
3935 				   "HW Capability: VMDQ = %d\n", p->vmdq);
3936 			break;
3937 		case I40E_AQ_CAP_ID_8021QBG:
3938 			if (number == 1)
3939 				p->evb_802_1_qbg = true;
3940 			i40e_debug(hw, I40E_DEBUG_INIT,
3941 				   "HW Capability: 802.1Qbg = %d\n", number);
3942 			break;
3943 		case I40E_AQ_CAP_ID_8021QBR:
3944 			if (number == 1)
3945 				p->evb_802_1_qbh = true;
3946 			i40e_debug(hw, I40E_DEBUG_INIT,
3947 				   "HW Capability: 802.1Qbh = %d\n", number);
3948 			break;
3949 		case I40E_AQ_CAP_ID_VSI:
3950 			p->num_vsis = number;
3951 			i40e_debug(hw, I40E_DEBUG_INIT,
3952 				   "HW Capability: VSI count = %d\n",
3953 				   p->num_vsis);
3954 			break;
3955 		case I40E_AQ_CAP_ID_DCB:
3956 			if (number == 1) {
3957 				p->dcb = true;
3958 				p->enabled_tcmap = logical_id;
3959 				p->maxtc = phys_id;
3960 			}
3961 			i40e_debug(hw, I40E_DEBUG_INIT,
3962 				   "HW Capability: DCB = %d\n", p->dcb);
3963 			i40e_debug(hw, I40E_DEBUG_INIT,
3964 				   "HW Capability: TC Mapping = %d\n",
3965 				   logical_id);
3966 			i40e_debug(hw, I40E_DEBUG_INIT,
3967 				   "HW Capability: TC Max = %d\n", p->maxtc);
3968 			break;
3969 		case I40E_AQ_CAP_ID_FCOE:
3970 			if (number == 1)
3971 				p->fcoe = true;
3972 			i40e_debug(hw, I40E_DEBUG_INIT,
3973 				   "HW Capability: FCOE = %d\n", p->fcoe);
3974 			break;
3975 		case I40E_AQ_CAP_ID_ISCSI:
3976 			if (number == 1)
3977 				p->iscsi = true;
3978 			i40e_debug(hw, I40E_DEBUG_INIT,
3979 				   "HW Capability: iSCSI = %d\n", p->iscsi);
3980 			break;
3981 		case I40E_AQ_CAP_ID_RSS:
3982 			p->rss = true;
3983 			p->rss_table_size = number;
3984 			p->rss_table_entry_width = logical_id;
3985 			i40e_debug(hw, I40E_DEBUG_INIT,
3986 				   "HW Capability: RSS = %d\n", p->rss);
3987 			i40e_debug(hw, I40E_DEBUG_INIT,
3988 				   "HW Capability: RSS table size = %d\n",
3989 				   p->rss_table_size);
3990 			i40e_debug(hw, I40E_DEBUG_INIT,
3991 				   "HW Capability: RSS table width = %d\n",
3992 				   p->rss_table_entry_width);
3993 			break;
3994 		case I40E_AQ_CAP_ID_RXQ:
3995 			p->num_rx_qp = number;
3996 			p->base_queue = phys_id;
3997 			i40e_debug(hw, I40E_DEBUG_INIT,
3998 				   "HW Capability: Rx QP = %d\n", number);
3999 			i40e_debug(hw, I40E_DEBUG_INIT,
4000 				   "HW Capability: base_queue = %d\n",
4001 				   p->base_queue);
4002 			break;
4003 		case I40E_AQ_CAP_ID_TXQ:
4004 			p->num_tx_qp = number;
4005 			p->base_queue = phys_id;
4006 			i40e_debug(hw, I40E_DEBUG_INIT,
4007 				   "HW Capability: Tx QP = %d\n", number);
4008 			i40e_debug(hw, I40E_DEBUG_INIT,
4009 				   "HW Capability: base_queue = %d\n",
4010 				   p->base_queue);
4011 			break;
4012 		case I40E_AQ_CAP_ID_MSIX:
4013 			p->num_msix_vectors = number;
4014 			i40e_debug(hw, I40E_DEBUG_INIT,
4015 				   "HW Capability: MSIX vector count = %d\n",
4016 				   p->num_msix_vectors);
4017 			break;
4018 		case I40E_AQ_CAP_ID_VF_MSIX:
4019 			p->num_msix_vectors_vf = number;
4020 			i40e_debug(hw, I40E_DEBUG_INIT,
4021 				   "HW Capability: MSIX VF vector count = %d\n",
4022 				   p->num_msix_vectors_vf);
4023 			break;
4024 		case I40E_AQ_CAP_ID_FLEX10:
4025 			if (major_rev == 1) {
4026 				if (number == 1) {
4027 					p->flex10_enable = true;
4028 					p->flex10_capable = true;
4029 				}
4030 			} else {
4031 				/* Capability revision >= 2 */
4032 				if (number & 1)
4033 					p->flex10_enable = true;
4034 				if (number & 2)
4035 					p->flex10_capable = true;
4036 			}
4037 			p->flex10_mode = logical_id;
4038 			p->flex10_status = phys_id;
4039 			i40e_debug(hw, I40E_DEBUG_INIT,
4040 				   "HW Capability: Flex10 mode = %d\n",
4041 				   p->flex10_mode);
4042 			i40e_debug(hw, I40E_DEBUG_INIT,
4043 				   "HW Capability: Flex10 status = %d\n",
4044 				   p->flex10_status);
4045 			break;
4046 		case I40E_AQ_CAP_ID_CEM:
4047 			if (number == 1)
4048 				p->mgmt_cem = true;
4049 			i40e_debug(hw, I40E_DEBUG_INIT,
4050 				   "HW Capability: CEM = %d\n", p->mgmt_cem);
4051 			break;
4052 		case I40E_AQ_CAP_ID_IWARP:
4053 			if (number == 1)
4054 				p->iwarp = true;
4055 			i40e_debug(hw, I40E_DEBUG_INIT,
4056 				   "HW Capability: iWARP = %d\n", p->iwarp);
4057 			break;
4058 		case I40E_AQ_CAP_ID_LED:
4059 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
4060 				p->led[phys_id] = true;
4061 			i40e_debug(hw, I40E_DEBUG_INIT,
4062 				   "HW Capability: LED - PIN %d\n", phys_id);
4063 			break;
4064 		case I40E_AQ_CAP_ID_SDP:
4065 			if (phys_id < I40E_HW_CAP_MAX_GPIO)
4066 				p->sdp[phys_id] = true;
4067 			i40e_debug(hw, I40E_DEBUG_INIT,
4068 				   "HW Capability: SDP - PIN %d\n", phys_id);
4069 			break;
4070 		case I40E_AQ_CAP_ID_MDIO:
4071 			if (number == 1) {
4072 				p->mdio_port_num = phys_id;
4073 				p->mdio_port_mode = logical_id;
4074 			}
4075 			i40e_debug(hw, I40E_DEBUG_INIT,
4076 				   "HW Capability: MDIO port number = %d\n",
4077 				   p->mdio_port_num);
4078 			i40e_debug(hw, I40E_DEBUG_INIT,
4079 				   "HW Capability: MDIO port mode = %d\n",
4080 				   p->mdio_port_mode);
4081 			break;
4082 		case I40E_AQ_CAP_ID_1588:
4083 			if (number == 1)
4084 				p->ieee_1588 = true;
4085 			i40e_debug(hw, I40E_DEBUG_INIT,
4086 				   "HW Capability: IEEE 1588 = %d\n",
4087 				   p->ieee_1588);
4088 			break;
4089 		case I40E_AQ_CAP_ID_FLOW_DIRECTOR:
4090 			p->fd = true;
4091 			p->fd_filters_guaranteed = number;
4092 			p->fd_filters_best_effort = logical_id;
4093 			i40e_debug(hw, I40E_DEBUG_INIT,
4094 				   "HW Capability: Flow Director = 1\n");
4095 			i40e_debug(hw, I40E_DEBUG_INIT,
4096 				   "HW Capability: Guaranteed FD filters = %d\n",
4097 				   p->fd_filters_guaranteed);
4098 			break;
4099 		case I40E_AQ_CAP_ID_WSR_PROT:
4100 			p->wr_csr_prot = (u64)number;
4101 			p->wr_csr_prot |= (u64)logical_id << 32;
4102 			i40e_debug(hw, I40E_DEBUG_INIT,
4103 				   "HW Capability: wr_csr_prot = 0x%" PRIX64 "\n\n",
4104 				   (p->wr_csr_prot & 0xffff));
4105 			break;
4106 		case I40E_AQ_CAP_ID_DIS_UNUSED_PORTS:
4107 			p->dis_unused_ports = (bool)number;
4108 			i40e_debug(hw, I40E_DEBUG_INIT,
4109 				   "HW Capability: dis_unused_ports = %d\n\n",
4110 				   p->dis_unused_ports);
4111 			break;
4112 		case I40E_AQ_CAP_ID_NVM_MGMT:
4113 			if (number & I40E_NVM_MGMT_SEC_REV_DISABLED)
4114 				p->sec_rev_disabled = true;
4115 			if (number & I40E_NVM_MGMT_UPDATE_DISABLED)
4116 				p->update_disabled = true;
4117 			break;
4118 		case I40E_AQ_CAP_ID_WOL_AND_PROXY:
4119 			hw->num_wol_proxy_filters = (u16)number;
4120 			hw->wol_proxy_vsi_seid = (u16)logical_id;
4121 			p->apm_wol_support = phys_id & I40E_WOL_SUPPORT_MASK;
4122 			if (phys_id & I40E_ACPI_PROGRAMMING_METHOD_MASK)
4123 				p->acpi_prog_method = I40E_ACPI_PROGRAMMING_METHOD_AQC_FPK;
4124 			else
4125 				p->acpi_prog_method = I40E_ACPI_PROGRAMMING_METHOD_HW_FVL;
4126 			p->proxy_support = (phys_id & I40E_PROXY_SUPPORT_MASK) ? 1 : 0;
4127 			i40e_debug(hw, I40E_DEBUG_INIT,
4128 				   "HW Capability: WOL proxy filters = %d\n",
4129 				   hw->num_wol_proxy_filters);
4130 			break;
4131 		default:
4132 			break;
4133 		}
4134 	}
4135 
4136 	if (p->fcoe)
4137 		i40e_debug(hw, I40E_DEBUG_ALL, "device is FCoE capable\n");
4138 
4139 	/* Always disable FCoE if compiled without the I40E_FCOE_ENA flag */
4140 	p->fcoe = false;
4141 
4142 	/* count the enabled ports (aka the "not disabled" ports) */
4143 	hw->num_ports = 0;
4144 	for (i = 0; i < 4; i++) {
4145 		u32 port_cfg_reg = I40E_PRTGEN_CNF + (4 * i);
4146 		u64 port_cfg = 0;
4147 
4148 		/* use AQ read to get the physical register offset instead
4149 		 * of the port relative offset
4150 		 */
4151 		i40e_aq_debug_read_register(hw, port_cfg_reg, &port_cfg, NULL);
4152 		if (!(port_cfg & I40E_PRTGEN_CNF_PORT_DIS_MASK))
4153 			hw->num_ports++;
4154 	}
4155 
4156 	/* OCP cards case: if a mezz is removed the ethernet port is at
4157 	 * disabled state in PRTGEN_CNF register. Additional NVM read is
4158 	 * needed in order to check if we are dealing with OCP card.
4159 	 * Those cards have 4 PFs at minimum, so using PRTGEN_CNF for counting
4160 	 * physical ports results in wrong partition id calculation and thus
4161 	 * not supporting WoL.
4162 	 */
4163 	if (hw->mac.type == I40E_MAC_X722) {
4164 		if (i40e_acquire_nvm(hw, I40E_RESOURCE_READ) == I40E_SUCCESS) {
4165 			status = i40e_aq_read_nvm(hw, I40E_SR_EMP_MODULE_PTR,
4166 						  2 * I40E_SR_OCP_CFG_WORD0,
4167 						  sizeof(ocp_cfg_word0),
4168 						  &ocp_cfg_word0, true, NULL);
4169 			if (status == I40E_SUCCESS &&
4170 			    (ocp_cfg_word0 & I40E_SR_OCP_ENABLED))
4171 				hw->num_ports = 4;
4172 			i40e_release_nvm(hw);
4173 		}
4174 	}
4175 
4176 	valid_functions = p->valid_functions;
4177 	num_functions = 0;
4178 	while (valid_functions) {
4179 		if (valid_functions & 1)
4180 			num_functions++;
4181 		valid_functions >>= 1;
4182 	}
4183 
4184 	/* partition id is 1-based, and functions are evenly spread
4185 	 * across the ports as partitions
4186 	 */
4187 	if (hw->num_ports != 0) {
4188 		hw->partition_id = (hw->pf_id / hw->num_ports) + 1;
4189 		hw->num_partitions = num_functions / hw->num_ports;
4190 	}
4191 
4192 	/* additional HW specific goodies that might
4193 	 * someday be HW version specific
4194 	 */
4195 	p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
4196 }
4197 
4198 /**
4199  * i40e_aq_discover_capabilities
4200  * @hw: pointer to the hw struct
4201  * @buff: a virtual buffer to hold the capabilities
4202  * @buff_size: Size of the virtual buffer
4203  * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
4204  * @list_type_opc: capabilities type to discover - pass in the command opcode
4205  * @cmd_details: pointer to command details structure or NULL
4206  *
4207  * Get the device capabilities descriptions from the firmware
4208  **/
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)4209 enum i40e_status_code i40e_aq_discover_capabilities(struct i40e_hw *hw,
4210 				void *buff, u16 buff_size, u16 *data_size,
4211 				enum i40e_admin_queue_opc list_type_opc,
4212 				struct i40e_asq_cmd_details *cmd_details)
4213 {
4214 	struct i40e_aqc_list_capabilites *cmd;
4215 	struct i40e_aq_desc desc;
4216 	enum i40e_status_code status = I40E_SUCCESS;
4217 
4218 	cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
4219 
4220 	if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
4221 		list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
4222 		status = I40E_ERR_PARAM;
4223 		goto exit;
4224 	}
4225 
4226 	i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
4227 
4228 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4229 	if (buff_size > I40E_AQ_LARGE_BUF)
4230 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4231 
4232 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4233 	*data_size = LE16_TO_CPU(desc.datalen);
4234 
4235 	if (status)
4236 		goto exit;
4237 
4238 	i40e_parse_discover_capabilities(hw, buff, LE32_TO_CPU(cmd->count),
4239 					 list_type_opc);
4240 
4241 exit:
4242 	return status;
4243 }
4244 
4245 /**
4246  * i40e_aq_update_nvm
4247  * @hw: pointer to the hw struct
4248  * @module_pointer: module pointer location in words from the NVM beginning
4249  * @offset: byte offset from the module beginning
4250  * @length: length of the section to be written (in bytes from the offset)
4251  * @data: command buffer (size [bytes] = length)
4252  * @last_command: tells if this is the last command in a series
4253  * @preservation_flags: Preservation mode flags
4254  * @cmd_details: pointer to command details structure or NULL
4255  *
4256  * Update the NVM using the admin queue commands
4257  **/
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)4258 enum i40e_status_code i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
4259 				u32 offset, u16 length, void *data,
4260 				bool last_command, u8 preservation_flags,
4261 				struct i40e_asq_cmd_details *cmd_details)
4262 {
4263 	struct i40e_aq_desc desc;
4264 	struct i40e_aqc_nvm_update *cmd =
4265 		(struct i40e_aqc_nvm_update *)&desc.params.raw;
4266 	enum i40e_status_code status;
4267 
4268 	DEBUGFUNC("i40e_aq_update_nvm");
4269 
4270 	/* In offset the highest byte must be zeroed. */
4271 	if (offset & 0xFF000000) {
4272 		status = I40E_ERR_PARAM;
4273 		goto i40e_aq_update_nvm_exit;
4274 	}
4275 
4276 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
4277 
4278 	/* If this is the last command in a series, set the proper flag. */
4279 	if (last_command)
4280 		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
4281 	if (hw->mac.type == I40E_MAC_X722) {
4282 		if (preservation_flags == I40E_NVM_PRESERVATION_FLAGS_SELECTED)
4283 			cmd->command_flags |=
4284 				(I40E_AQ_NVM_PRESERVATION_FLAGS_SELECTED <<
4285 				 I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT);
4286 		else if (preservation_flags == I40E_NVM_PRESERVATION_FLAGS_ALL)
4287 			cmd->command_flags |=
4288 				(I40E_AQ_NVM_PRESERVATION_FLAGS_ALL <<
4289 				 I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT);
4290 	}
4291 	cmd->module_pointer = module_pointer;
4292 	cmd->offset = CPU_TO_LE32(offset);
4293 	cmd->length = CPU_TO_LE16(length);
4294 
4295 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4296 	if (length > I40E_AQ_LARGE_BUF)
4297 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4298 
4299 	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
4300 
4301 i40e_aq_update_nvm_exit:
4302 	return status;
4303 }
4304 
4305 /**
4306  * i40e_aq_rearrange_nvm
4307  * @hw: pointer to the hw struct
4308  * @rearrange_nvm: defines direction of rearrangement
4309  * @cmd_details: pointer to command details structure or NULL
4310  *
4311  * Rearrange NVM structure, available only for transition FW
4312  **/
i40e_aq_rearrange_nvm(struct i40e_hw * hw,u8 rearrange_nvm,struct i40e_asq_cmd_details * cmd_details)4313 enum i40e_status_code i40e_aq_rearrange_nvm(struct i40e_hw *hw,
4314 				u8 rearrange_nvm,
4315 				struct i40e_asq_cmd_details *cmd_details)
4316 {
4317 	struct i40e_aqc_nvm_update *cmd;
4318 	enum i40e_status_code status;
4319 	struct i40e_aq_desc desc;
4320 
4321 	DEBUGFUNC("i40e_aq_rearrange_nvm");
4322 
4323 	cmd = (struct i40e_aqc_nvm_update *)&desc.params.raw;
4324 
4325 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
4326 
4327 	rearrange_nvm &= (I40E_AQ_NVM_REARRANGE_TO_FLAT |
4328 			 I40E_AQ_NVM_REARRANGE_TO_STRUCT);
4329 
4330 	if (!rearrange_nvm) {
4331 		status = I40E_ERR_PARAM;
4332 		goto i40e_aq_rearrange_nvm_exit;
4333 	}
4334 
4335 	cmd->command_flags |= rearrange_nvm;
4336 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4337 
4338 i40e_aq_rearrange_nvm_exit:
4339 	return status;
4340 }
4341 
4342 /**
4343  * i40e_aq_get_lldp_mib
4344  * @hw: pointer to the hw struct
4345  * @bridge_type: type of bridge requested
4346  * @mib_type: Local, Remote or both Local and Remote MIBs
4347  * @buff: pointer to a user supplied buffer to store the MIB block
4348  * @buff_size: size of the buffer (in bytes)
4349  * @local_len : length of the returned Local LLDP MIB
4350  * @remote_len: length of the returned Remote LLDP MIB
4351  * @cmd_details: pointer to command details structure or NULL
4352  *
4353  * Requests the complete LLDP MIB (entire packet).
4354  **/
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)4355 enum i40e_status_code i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
4356 				u8 mib_type, void *buff, u16 buff_size,
4357 				u16 *local_len, u16 *remote_len,
4358 				struct i40e_asq_cmd_details *cmd_details)
4359 {
4360 	struct i40e_aq_desc desc;
4361 	struct i40e_aqc_lldp_get_mib *cmd =
4362 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
4363 	struct i40e_aqc_lldp_get_mib *resp =
4364 		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
4365 	enum i40e_status_code status;
4366 
4367 	if (buff_size == 0 || !buff)
4368 		return I40E_ERR_PARAM;
4369 
4370 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
4371 	/* Indirect Command */
4372 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4373 
4374 	cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
4375 	cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
4376 		       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
4377 
4378 	desc.datalen = CPU_TO_LE16(buff_size);
4379 
4380 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4381 	if (buff_size > I40E_AQ_LARGE_BUF)
4382 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4383 
4384 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4385 	if (!status) {
4386 		if (local_len != NULL)
4387 			*local_len = LE16_TO_CPU(resp->local_len);
4388 		if (remote_len != NULL)
4389 			*remote_len = LE16_TO_CPU(resp->remote_len);
4390 	}
4391 
4392 	return status;
4393 }
4394 
4395  /**
4396  * i40e_aq_set_lldp_mib - Set the LLDP MIB
4397  * @hw: pointer to the hw struct
4398  * @mib_type: Local, Remote or both Local and Remote MIBs
4399  * @buff: pointer to a user supplied buffer to store the MIB block
4400  * @buff_size: size of the buffer (in bytes)
4401  * @cmd_details: pointer to command details structure or NULL
4402  *
4403  * Set the LLDP MIB.
4404  **/
i40e_aq_set_lldp_mib(struct i40e_hw * hw,u8 mib_type,void * buff,u16 buff_size,struct i40e_asq_cmd_details * cmd_details)4405 enum i40e_status_code i40e_aq_set_lldp_mib(struct i40e_hw *hw,
4406 				u8 mib_type, void *buff, u16 buff_size,
4407 				struct i40e_asq_cmd_details *cmd_details)
4408 {
4409 	struct i40e_aq_desc desc;
4410 	struct i40e_aqc_lldp_set_local_mib *cmd =
4411 		(struct i40e_aqc_lldp_set_local_mib *)&desc.params.raw;
4412 	enum i40e_status_code status;
4413 
4414 	if (buff_size == 0 || !buff)
4415 		return I40E_ERR_PARAM;
4416 
4417 	i40e_fill_default_direct_cmd_desc(&desc,
4418 				i40e_aqc_opc_lldp_set_local_mib);
4419 	/* Indirect Command */
4420 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4421 	if (buff_size > I40E_AQ_LARGE_BUF)
4422 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4423 	desc.datalen = CPU_TO_LE16(buff_size);
4424 
4425 	cmd->type = mib_type;
4426 	cmd->length = CPU_TO_LE16(buff_size);
4427 	cmd->address_high = CPU_TO_LE32(I40E_HI_DWORD((u64)buff));
4428 	cmd->address_low =  CPU_TO_LE32(I40E_LO_DWORD((u64)buff));
4429 
4430 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4431 	return status;
4432 }
4433 
4434 /**
4435  * i40e_aq_cfg_lldp_mib_change_event
4436  * @hw: pointer to the hw struct
4437  * @enable_update: Enable or Disable event posting
4438  * @cmd_details: pointer to command details structure or NULL
4439  *
4440  * Enable or Disable posting of an event on ARQ when LLDP MIB
4441  * associated with the interface changes
4442  **/
i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw * hw,bool enable_update,struct i40e_asq_cmd_details * cmd_details)4443 enum i40e_status_code i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
4444 				bool enable_update,
4445 				struct i40e_asq_cmd_details *cmd_details)
4446 {
4447 	struct i40e_aq_desc desc;
4448 	struct i40e_aqc_lldp_update_mib *cmd =
4449 		(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
4450 	enum i40e_status_code status;
4451 
4452 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
4453 
4454 	if (!enable_update)
4455 		cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
4456 
4457 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4458 
4459 	return status;
4460 }
4461 
4462 /**
4463  * i40e_aq_restore_lldp
4464  * @hw: pointer to the hw struct
4465  * @setting: pointer to factory setting variable or NULL
4466  * @restore: True if factory settings should be restored
4467  * @cmd_details: pointer to command details structure or NULL
4468  *
4469  * Restore LLDP Agent factory settings if @restore set to True. In other case
4470  * only returns factory setting in AQ response.
4471  **/
4472 enum i40e_status_code
i40e_aq_restore_lldp(struct i40e_hw * hw,u8 * setting,bool restore,struct i40e_asq_cmd_details * cmd_details)4473 i40e_aq_restore_lldp(struct i40e_hw *hw, u8 *setting, bool restore,
4474 		     struct i40e_asq_cmd_details *cmd_details)
4475 {
4476 	struct i40e_aq_desc desc;
4477 	struct i40e_aqc_lldp_restore *cmd =
4478 		(struct i40e_aqc_lldp_restore *)&desc.params.raw;
4479 	enum i40e_status_code status;
4480 
4481 	if (!(hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)) {
4482 		i40e_debug(hw, I40E_DEBUG_ALL,
4483 			   "Restore LLDP not supported by current FW version.\n");
4484 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
4485 	}
4486 
4487 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_restore);
4488 
4489 	if (restore)
4490 		cmd->command |= I40E_AQ_LLDP_AGENT_RESTORE;
4491 
4492 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4493 
4494 	if (setting)
4495 		*setting = cmd->command & 1;
4496 
4497 	return status;
4498 }
4499 
4500 /**
4501  * i40e_aq_stop_lldp
4502  * @hw: pointer to the hw struct
4503  * @shutdown_agent: True if LLDP Agent needs to be Shutdown
4504  * @persist: True if stop of LLDP should be persistent across power cycles
4505  * @cmd_details: pointer to command details structure or NULL
4506  *
4507  * Stop or Shutdown the embedded LLDP Agent
4508  **/
i40e_aq_stop_lldp(struct i40e_hw * hw,bool shutdown_agent,bool persist,struct i40e_asq_cmd_details * cmd_details)4509 enum i40e_status_code i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
4510 				bool persist,
4511 				struct i40e_asq_cmd_details *cmd_details)
4512 {
4513 	struct i40e_aq_desc desc;
4514 	struct i40e_aqc_lldp_stop *cmd =
4515 		(struct i40e_aqc_lldp_stop *)&desc.params.raw;
4516 	enum i40e_status_code status;
4517 
4518 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
4519 
4520 	if (shutdown_agent)
4521 		cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
4522 
4523 	if (persist) {
4524 		if (hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)
4525 			cmd->command |= I40E_AQ_LLDP_AGENT_STOP_PERSIST;
4526 		else
4527 			i40e_debug(hw, I40E_DEBUG_ALL,
4528 				   "Persistent Stop LLDP not supported by current FW version.\n");
4529 	}
4530 
4531 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4532 
4533 	return status;
4534 }
4535 
4536 /**
4537  * i40e_aq_start_lldp
4538  * @hw: pointer to the hw struct
4539  * @persist: True if start of LLDP should be persistent across power cycles
4540  * @cmd_details: pointer to command details structure or NULL
4541  *
4542  * Start the embedded LLDP Agent on all ports.
4543  **/
i40e_aq_start_lldp(struct i40e_hw * hw,bool persist,struct i40e_asq_cmd_details * cmd_details)4544 enum i40e_status_code i40e_aq_start_lldp(struct i40e_hw *hw,
4545 				bool persist,
4546 				struct i40e_asq_cmd_details *cmd_details)
4547 {
4548 	struct i40e_aq_desc desc;
4549 	struct i40e_aqc_lldp_start *cmd =
4550 		(struct i40e_aqc_lldp_start *)&desc.params.raw;
4551 	enum i40e_status_code status;
4552 
4553 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
4554 
4555 	cmd->command = I40E_AQ_LLDP_AGENT_START;
4556 
4557 	if (persist) {
4558 		if (hw->flags & I40E_HW_FLAG_FW_LLDP_PERSISTENT)
4559 			cmd->command |= I40E_AQ_LLDP_AGENT_START_PERSIST;
4560 		else
4561 			i40e_debug(hw, I40E_DEBUG_ALL,
4562 				   "Persistent Start LLDP not supported by current FW version.\n");
4563 	}
4564 
4565 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4566 
4567 	return status;
4568 }
4569 
4570 /**
4571  * i40e_aq_set_dcb_parameters
4572  * @hw: pointer to the hw struct
4573  * @cmd_details: pointer to command details structure or NULL
4574  * @dcb_enable: True if DCB configuration needs to be applied
4575  *
4576  **/
4577 enum i40e_status_code
i40e_aq_set_dcb_parameters(struct i40e_hw * hw,bool dcb_enable,struct i40e_asq_cmd_details * cmd_details)4578 i40e_aq_set_dcb_parameters(struct i40e_hw *hw, bool dcb_enable,
4579 			   struct i40e_asq_cmd_details *cmd_details)
4580 {
4581 	struct i40e_aq_desc desc;
4582 	struct i40e_aqc_set_dcb_parameters *cmd =
4583 		(struct i40e_aqc_set_dcb_parameters *)&desc.params.raw;
4584 	enum i40e_status_code status;
4585 
4586 	if (!(hw->flags & I40E_HW_FLAG_FW_LLDP_STOPPABLE))
4587 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
4588 
4589 	i40e_fill_default_direct_cmd_desc(&desc,
4590 					  i40e_aqc_opc_set_dcb_parameters);
4591 
4592 	if (dcb_enable) {
4593 		cmd->valid_flags = I40E_DCB_VALID;
4594 		cmd->command = I40E_AQ_DCB_SET_AGENT;
4595 	}
4596 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4597 
4598 	return status;
4599 }
4600 
4601 /**
4602  * i40e_aq_get_cee_dcb_config
4603  * @hw: pointer to the hw struct
4604  * @buff: response buffer that stores CEE operational configuration
4605  * @buff_size: size of the buffer passed
4606  * @cmd_details: pointer to command details structure or NULL
4607  *
4608  * Get CEE DCBX mode operational configuration from firmware
4609  **/
i40e_aq_get_cee_dcb_config(struct i40e_hw * hw,void * buff,u16 buff_size,struct i40e_asq_cmd_details * cmd_details)4610 enum i40e_status_code i40e_aq_get_cee_dcb_config(struct i40e_hw *hw,
4611 				void *buff, u16 buff_size,
4612 				struct i40e_asq_cmd_details *cmd_details)
4613 {
4614 	struct i40e_aq_desc desc;
4615 	enum i40e_status_code status;
4616 
4617 	if (buff_size == 0 || !buff)
4618 		return I40E_ERR_PARAM;
4619 
4620 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_cee_dcb_cfg);
4621 
4622 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4623 	status = i40e_asq_send_command(hw, &desc, (void *)buff, buff_size,
4624 				       cmd_details);
4625 
4626 	return status;
4627 }
4628 
4629 /**
4630  * i40e_aq_start_stop_dcbx - Start/Stop DCBx service in FW
4631  * @hw: pointer to the hw struct
4632  * @start_agent: True if DCBx Agent needs to be Started
4633  *				False if DCBx Agent needs to be Stopped
4634  * @cmd_details: pointer to command details structure or NULL
4635  *
4636  * Start/Stop the embedded dcbx Agent
4637  **/
i40e_aq_start_stop_dcbx(struct i40e_hw * hw,bool start_agent,struct i40e_asq_cmd_details * cmd_details)4638 enum i40e_status_code i40e_aq_start_stop_dcbx(struct i40e_hw *hw,
4639 				bool start_agent,
4640 				struct i40e_asq_cmd_details *cmd_details)
4641 {
4642 	struct i40e_aq_desc desc;
4643 	struct i40e_aqc_lldp_stop_start_specific_agent *cmd =
4644 		(struct i40e_aqc_lldp_stop_start_specific_agent *)
4645 				&desc.params.raw;
4646 	enum i40e_status_code status;
4647 
4648 	i40e_fill_default_direct_cmd_desc(&desc,
4649 				i40e_aqc_opc_lldp_stop_start_spec_agent);
4650 
4651 	if (start_agent)
4652 		cmd->command = I40E_AQC_START_SPECIFIC_AGENT_MASK;
4653 
4654 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4655 
4656 	return status;
4657 }
4658 
4659 /**
4660  * i40e_aq_add_udp_tunnel
4661  * @hw: pointer to the hw struct
4662  * @udp_port: the UDP port to add in Host byte order
4663  * @protocol_index: protocol index type
4664  * @filter_index: pointer to filter index
4665  * @cmd_details: pointer to command details structure or NULL
4666  *
4667  * Note: Firmware expects the udp_port value to be in Little Endian format,
4668  * and this function will call CPU_TO_LE16 to convert from Host byte order to
4669  * Little Endian order.
4670  **/
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)4671 enum i40e_status_code i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
4672 				u16 udp_port, u8 protocol_index,
4673 				u8 *filter_index,
4674 				struct i40e_asq_cmd_details *cmd_details)
4675 {
4676 	struct i40e_aq_desc desc;
4677 	struct i40e_aqc_add_udp_tunnel *cmd =
4678 		(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
4679 	struct i40e_aqc_del_udp_tunnel_completion *resp =
4680 		(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
4681 	enum i40e_status_code status;
4682 
4683 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
4684 
4685 	cmd->udp_port = CPU_TO_LE16(udp_port);
4686 	cmd->protocol_type = protocol_index;
4687 
4688 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4689 
4690 	if (!status && filter_index)
4691 		*filter_index = resp->index;
4692 
4693 	return status;
4694 }
4695 
4696 /**
4697  * i40e_aq_del_udp_tunnel
4698  * @hw: pointer to the hw struct
4699  * @index: filter index
4700  * @cmd_details: pointer to command details structure or NULL
4701  **/
i40e_aq_del_udp_tunnel(struct i40e_hw * hw,u8 index,struct i40e_asq_cmd_details * cmd_details)4702 enum i40e_status_code i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
4703 				struct i40e_asq_cmd_details *cmd_details)
4704 {
4705 	struct i40e_aq_desc desc;
4706 	struct i40e_aqc_remove_udp_tunnel *cmd =
4707 		(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
4708 	enum i40e_status_code status;
4709 
4710 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
4711 
4712 	cmd->index = index;
4713 
4714 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4715 
4716 	return status;
4717 }
4718 
4719 /**
4720  * i40e_aq_get_switch_resource_alloc (0x0204)
4721  * @hw: pointer to the hw struct
4722  * @num_entries: pointer to u8 to store the number of resource entries returned
4723  * @buf: pointer to a user supplied buffer.  This buffer must be large enough
4724  *        to store the resource information for all resource types.  Each
4725  *        resource type is a i40e_aqc_switch_resource_alloc_data structure.
4726  * @count: size, in bytes, of the buffer provided
4727  * @cmd_details: pointer to command details structure or NULL
4728  *
4729  * Query the resources allocated to a function.
4730  **/
i40e_aq_get_switch_resource_alloc(struct i40e_hw * hw,u8 * num_entries,struct i40e_aqc_switch_resource_alloc_element_resp * buf,u16 count,struct i40e_asq_cmd_details * cmd_details)4731 enum i40e_status_code i40e_aq_get_switch_resource_alloc(struct i40e_hw *hw,
4732 			u8 *num_entries,
4733 			struct i40e_aqc_switch_resource_alloc_element_resp *buf,
4734 			u16 count,
4735 			struct i40e_asq_cmd_details *cmd_details)
4736 {
4737 	struct i40e_aq_desc desc;
4738 	struct i40e_aqc_get_switch_resource_alloc *cmd_resp =
4739 		(struct i40e_aqc_get_switch_resource_alloc *)&desc.params.raw;
4740 	enum i40e_status_code status;
4741 	u16 length = count * sizeof(*buf);
4742 
4743 	i40e_fill_default_direct_cmd_desc(&desc,
4744 					i40e_aqc_opc_get_switch_resource_alloc);
4745 
4746 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
4747 	if (length > I40E_AQ_LARGE_BUF)
4748 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
4749 
4750 	status = i40e_asq_send_command(hw, &desc, buf, length, cmd_details);
4751 
4752 	if (!status && num_entries)
4753 		*num_entries = cmd_resp->num_entries;
4754 
4755 	return status;
4756 }
4757 
4758 /**
4759  * i40e_aq_delete_element - Delete switch element
4760  * @hw: pointer to the hw struct
4761  * @seid: the SEID to delete from the switch
4762  * @cmd_details: pointer to command details structure or NULL
4763  *
4764  * This deletes a switch element from the switch.
4765  **/
i40e_aq_delete_element(struct i40e_hw * hw,u16 seid,struct i40e_asq_cmd_details * cmd_details)4766 enum i40e_status_code i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
4767 				struct i40e_asq_cmd_details *cmd_details)
4768 {
4769 	struct i40e_aq_desc desc;
4770 	struct i40e_aqc_switch_seid *cmd =
4771 		(struct i40e_aqc_switch_seid *)&desc.params.raw;
4772 	enum i40e_status_code status;
4773 
4774 	if (seid == 0)
4775 		return I40E_ERR_PARAM;
4776 
4777 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
4778 
4779 	cmd->seid = CPU_TO_LE16(seid);
4780 
4781 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4782 
4783 	return status;
4784 }
4785 
4786 /**
4787  * i40e_aq_add_pvirt - Instantiate a Port Virtualizer on a port
4788  * @hw: pointer to the hw struct
4789  * @flags: component flags
4790  * @mac_seid: uplink seid (MAC SEID)
4791  * @vsi_seid: connected vsi seid
4792  * @ret_seid: seid of create pv component
4793  *
4794  * This instantiates an i40e port virtualizer with specified flags.
4795  * Depending on specified flags the port virtualizer can act as a
4796  * 802.1Qbr port virtualizer or a 802.1Qbg S-component.
4797  */
i40e_aq_add_pvirt(struct i40e_hw * hw,u16 flags,u16 mac_seid,u16 vsi_seid,u16 * ret_seid)4798 enum i40e_status_code i40e_aq_add_pvirt(struct i40e_hw *hw, u16 flags,
4799 				       u16 mac_seid, u16 vsi_seid,
4800 				       u16 *ret_seid)
4801 {
4802 	struct i40e_aq_desc desc;
4803 	struct i40e_aqc_add_update_pv *cmd =
4804 		(struct i40e_aqc_add_update_pv *)&desc.params.raw;
4805 	struct i40e_aqc_add_update_pv_completion *resp =
4806 		(struct i40e_aqc_add_update_pv_completion *)&desc.params.raw;
4807 	enum i40e_status_code status;
4808 
4809 	if (vsi_seid == 0)
4810 		return I40E_ERR_PARAM;
4811 
4812 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_pv);
4813 	cmd->command_flags = CPU_TO_LE16(flags);
4814 	cmd->uplink_seid = CPU_TO_LE16(mac_seid);
4815 	cmd->connected_seid = CPU_TO_LE16(vsi_seid);
4816 
4817 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
4818 	if (!status && ret_seid)
4819 		*ret_seid = LE16_TO_CPU(resp->pv_seid);
4820 
4821 	return status;
4822 }
4823 
4824 /**
4825  * i40e_aq_add_tag - Add an S/E-tag
4826  * @hw: pointer to the hw struct
4827  * @direct_to_queue: should s-tag direct flow to a specific queue
4828  * @vsi_seid: VSI SEID to use this tag
4829  * @tag: value of the tag
4830  * @queue_num: queue number, only valid is direct_to_queue is true
4831  * @tags_used: return value, number of tags in use by this PF
4832  * @tags_free: return value, number of unallocated tags
4833  * @cmd_details: pointer to command details structure or NULL
4834  *
4835  * This associates an S- or E-tag to a VSI in the switch complex.  It returns
4836  * the number of tags allocated by the PF, and the number of unallocated
4837  * tags available.
4838  **/
i40e_aq_add_tag(struct i40e_hw * hw,bool direct_to_queue,u16 vsi_seid,u16 tag,u16 queue_num,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)4839 enum i40e_status_code i40e_aq_add_tag(struct i40e_hw *hw, bool direct_to_queue,
4840 				u16 vsi_seid, u16 tag, u16 queue_num,
4841 				u16 *tags_used, u16 *tags_free,
4842 				struct i40e_asq_cmd_details *cmd_details)
4843 {
4844 	struct i40e_aq_desc desc;
4845 	struct i40e_aqc_add_tag *cmd =
4846 		(struct i40e_aqc_add_tag *)&desc.params.raw;
4847 	struct i40e_aqc_add_remove_tag_completion *resp =
4848 		(struct i40e_aqc_add_remove_tag_completion *)&desc.params.raw;
4849 	enum i40e_status_code status;
4850 
4851 	if (vsi_seid == 0)
4852 		return I40E_ERR_PARAM;
4853 
4854 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_tag);
4855 
4856 	cmd->seid = CPU_TO_LE16(vsi_seid);
4857 	cmd->tag = CPU_TO_LE16(tag);
4858 	if (direct_to_queue) {
4859 		cmd->flags = CPU_TO_LE16(I40E_AQC_ADD_TAG_FLAG_TO_QUEUE);
4860 		cmd->queue_number = CPU_TO_LE16(queue_num);
4861 	}
4862 
4863 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4864 
4865 	if (!status) {
4866 		if (tags_used != NULL)
4867 			*tags_used = LE16_TO_CPU(resp->tags_used);
4868 		if (tags_free != NULL)
4869 			*tags_free = LE16_TO_CPU(resp->tags_free);
4870 	}
4871 
4872 	return status;
4873 }
4874 
4875 /**
4876  * i40e_aq_remove_tag - Remove an S- or E-tag
4877  * @hw: pointer to the hw struct
4878  * @vsi_seid: VSI SEID this tag is associated with
4879  * @tag: value of the S-tag to delete
4880  * @tags_used: return value, number of tags in use by this PF
4881  * @tags_free: return value, number of unallocated tags
4882  * @cmd_details: pointer to command details structure or NULL
4883  *
4884  * This deletes an S- or E-tag from a VSI in the switch complex.  It returns
4885  * the number of tags allocated by the PF, and the number of unallocated
4886  * tags available.
4887  **/
i40e_aq_remove_tag(struct i40e_hw * hw,u16 vsi_seid,u16 tag,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)4888 enum i40e_status_code i40e_aq_remove_tag(struct i40e_hw *hw, u16 vsi_seid,
4889 				u16 tag, u16 *tags_used, u16 *tags_free,
4890 				struct i40e_asq_cmd_details *cmd_details)
4891 {
4892 	struct i40e_aq_desc desc;
4893 	struct i40e_aqc_remove_tag *cmd =
4894 		(struct i40e_aqc_remove_tag *)&desc.params.raw;
4895 	struct i40e_aqc_add_remove_tag_completion *resp =
4896 		(struct i40e_aqc_add_remove_tag_completion *)&desc.params.raw;
4897 	enum i40e_status_code status;
4898 
4899 	if (vsi_seid == 0)
4900 		return I40E_ERR_PARAM;
4901 
4902 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_tag);
4903 
4904 	cmd->seid = CPU_TO_LE16(vsi_seid);
4905 	cmd->tag = CPU_TO_LE16(tag);
4906 
4907 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4908 
4909 	if (!status) {
4910 		if (tags_used != NULL)
4911 			*tags_used = LE16_TO_CPU(resp->tags_used);
4912 		if (tags_free != NULL)
4913 			*tags_free = LE16_TO_CPU(resp->tags_free);
4914 	}
4915 
4916 	return status;
4917 }
4918 
4919 /**
4920  * i40e_aq_add_mcast_etag - Add a multicast E-tag
4921  * @hw: pointer to the hw struct
4922  * @pv_seid: Port Virtualizer of this SEID to associate E-tag with
4923  * @etag: value of E-tag to add
4924  * @num_tags_in_buf: number of unicast E-tags in indirect buffer
4925  * @buf: address of indirect buffer
4926  * @tags_used: return value, number of E-tags in use by this port
4927  * @tags_free: return value, number of unallocated M-tags
4928  * @cmd_details: pointer to command details structure or NULL
4929  *
4930  * This associates a multicast E-tag to a port virtualizer.  It will return
4931  * the number of tags allocated by the PF, and the number of unallocated
4932  * tags available.
4933  *
4934  * The indirect buffer pointed to by buf is a list of 2-byte E-tags,
4935  * num_tags_in_buf long.
4936  **/
i40e_aq_add_mcast_etag(struct i40e_hw * hw,u16 pv_seid,u16 etag,u8 num_tags_in_buf,void * buf,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)4937 enum i40e_status_code i40e_aq_add_mcast_etag(struct i40e_hw *hw, u16 pv_seid,
4938 				u16 etag, u8 num_tags_in_buf, void *buf,
4939 				u16 *tags_used, u16 *tags_free,
4940 				struct i40e_asq_cmd_details *cmd_details)
4941 {
4942 	struct i40e_aq_desc desc;
4943 	struct i40e_aqc_add_remove_mcast_etag *cmd =
4944 		(struct i40e_aqc_add_remove_mcast_etag *)&desc.params.raw;
4945 	struct i40e_aqc_add_remove_mcast_etag_completion *resp =
4946 	   (struct i40e_aqc_add_remove_mcast_etag_completion *)&desc.params.raw;
4947 	enum i40e_status_code status;
4948 	u16 length = sizeof(u16) * num_tags_in_buf;
4949 
4950 	if ((pv_seid == 0) || (buf == NULL) || (num_tags_in_buf == 0))
4951 		return I40E_ERR_PARAM;
4952 
4953 	i40e_fill_default_direct_cmd_desc(&desc,
4954 					  i40e_aqc_opc_add_multicast_etag);
4955 
4956 	cmd->pv_seid = CPU_TO_LE16(pv_seid);
4957 	cmd->etag = CPU_TO_LE16(etag);
4958 	cmd->num_unicast_etags = num_tags_in_buf;
4959 
4960 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
4961 
4962 	status = i40e_asq_send_command(hw, &desc, buf, length, cmd_details);
4963 
4964 	if (!status) {
4965 		if (tags_used != NULL)
4966 			*tags_used = LE16_TO_CPU(resp->mcast_etags_used);
4967 		if (tags_free != NULL)
4968 			*tags_free = LE16_TO_CPU(resp->mcast_etags_free);
4969 	}
4970 
4971 	return status;
4972 }
4973 
4974 /**
4975  * i40e_aq_remove_mcast_etag - Remove a multicast E-tag
4976  * @hw: pointer to the hw struct
4977  * @pv_seid: Port Virtualizer SEID this M-tag is associated with
4978  * @etag: value of the E-tag to remove
4979  * @tags_used: return value, number of tags in use by this port
4980  * @tags_free: return value, number of unallocated tags
4981  * @cmd_details: pointer to command details structure or NULL
4982  *
4983  * This deletes an E-tag from the port virtualizer.  It will return
4984  * the number of tags allocated by the port, and the number of unallocated
4985  * tags available.
4986  **/
i40e_aq_remove_mcast_etag(struct i40e_hw * hw,u16 pv_seid,u16 etag,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)4987 enum i40e_status_code i40e_aq_remove_mcast_etag(struct i40e_hw *hw, u16 pv_seid,
4988 				u16 etag, u16 *tags_used, u16 *tags_free,
4989 				struct i40e_asq_cmd_details *cmd_details)
4990 {
4991 	struct i40e_aq_desc desc;
4992 	struct i40e_aqc_add_remove_mcast_etag *cmd =
4993 		(struct i40e_aqc_add_remove_mcast_etag *)&desc.params.raw;
4994 	struct i40e_aqc_add_remove_mcast_etag_completion *resp =
4995 	   (struct i40e_aqc_add_remove_mcast_etag_completion *)&desc.params.raw;
4996 	enum i40e_status_code status;
4997 
4998 
4999 	if (pv_seid == 0)
5000 		return I40E_ERR_PARAM;
5001 
5002 	i40e_fill_default_direct_cmd_desc(&desc,
5003 					  i40e_aqc_opc_remove_multicast_etag);
5004 
5005 	cmd->pv_seid = CPU_TO_LE16(pv_seid);
5006 	cmd->etag = CPU_TO_LE16(etag);
5007 
5008 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5009 
5010 	if (!status) {
5011 		if (tags_used != NULL)
5012 			*tags_used = LE16_TO_CPU(resp->mcast_etags_used);
5013 		if (tags_free != NULL)
5014 			*tags_free = LE16_TO_CPU(resp->mcast_etags_free);
5015 	}
5016 
5017 	return status;
5018 }
5019 
5020 /**
5021  * i40e_aq_update_tag - Update an S/E-tag
5022  * @hw: pointer to the hw struct
5023  * @vsi_seid: VSI SEID using this S-tag
5024  * @old_tag: old tag value
5025  * @new_tag: new tag value
5026  * @tags_used: return value, number of tags in use by this PF
5027  * @tags_free: return value, number of unallocated tags
5028  * @cmd_details: pointer to command details structure or NULL
5029  *
5030  * This updates the value of the tag currently attached to this VSI
5031  * in the switch complex.  It will return the number of tags allocated
5032  * by the PF, and the number of unallocated tags available.
5033  **/
i40e_aq_update_tag(struct i40e_hw * hw,u16 vsi_seid,u16 old_tag,u16 new_tag,u16 * tags_used,u16 * tags_free,struct i40e_asq_cmd_details * cmd_details)5034 enum i40e_status_code i40e_aq_update_tag(struct i40e_hw *hw, u16 vsi_seid,
5035 				u16 old_tag, u16 new_tag, u16 *tags_used,
5036 				u16 *tags_free,
5037 				struct i40e_asq_cmd_details *cmd_details)
5038 {
5039 	struct i40e_aq_desc desc;
5040 	struct i40e_aqc_update_tag *cmd =
5041 		(struct i40e_aqc_update_tag *)&desc.params.raw;
5042 	struct i40e_aqc_update_tag_completion *resp =
5043 		(struct i40e_aqc_update_tag_completion *)&desc.params.raw;
5044 	enum i40e_status_code status;
5045 
5046 	if (vsi_seid == 0)
5047 		return I40E_ERR_PARAM;
5048 
5049 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_update_tag);
5050 
5051 	cmd->seid = CPU_TO_LE16(vsi_seid);
5052 	cmd->old_tag = CPU_TO_LE16(old_tag);
5053 	cmd->new_tag = CPU_TO_LE16(new_tag);
5054 
5055 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5056 
5057 	if (!status) {
5058 		if (tags_used != NULL)
5059 			*tags_used = LE16_TO_CPU(resp->tags_used);
5060 		if (tags_free != NULL)
5061 			*tags_free = LE16_TO_CPU(resp->tags_free);
5062 	}
5063 
5064 	return status;
5065 }
5066 
5067 /**
5068  * i40e_aq_dcb_ignore_pfc - Ignore PFC for given TCs
5069  * @hw: pointer to the hw struct
5070  * @tcmap: TC map for request/release any ignore PFC condition
5071  * @request: request or release ignore PFC condition
5072  * @tcmap_ret: return TCs for which PFC is currently ignored
5073  * @cmd_details: pointer to command details structure or NULL
5074  *
5075  * This sends out request/release to ignore PFC condition for a TC.
5076  * It will return the TCs for which PFC is currently ignored.
5077  **/
i40e_aq_dcb_ignore_pfc(struct i40e_hw * hw,u8 tcmap,bool request,u8 * tcmap_ret,struct i40e_asq_cmd_details * cmd_details)5078 enum i40e_status_code i40e_aq_dcb_ignore_pfc(struct i40e_hw *hw, u8 tcmap,
5079 				bool request, u8 *tcmap_ret,
5080 				struct i40e_asq_cmd_details *cmd_details)
5081 {
5082 	struct i40e_aq_desc desc;
5083 	struct i40e_aqc_pfc_ignore *cmd_resp =
5084 		(struct i40e_aqc_pfc_ignore *)&desc.params.raw;
5085 	enum i40e_status_code status;
5086 
5087 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_ignore_pfc);
5088 
5089 	if (request)
5090 		cmd_resp->command_flags = I40E_AQC_PFC_IGNORE_SET;
5091 
5092 	cmd_resp->tc_bitmap = tcmap;
5093 
5094 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5095 
5096 	if (!status) {
5097 		if (tcmap_ret != NULL)
5098 			*tcmap_ret = cmd_resp->tc_bitmap;
5099 	}
5100 
5101 	return status;
5102 }
5103 
5104 /**
5105  * i40e_aq_dcb_updated - DCB Updated Command
5106  * @hw: pointer to the hw struct
5107  * @cmd_details: pointer to command details structure or NULL
5108  *
5109  * When LLDP is handled in PF this command is used by the PF
5110  * to notify EMP that a DCB setting is modified.
5111  * When LLDP is handled in EMP this command is used by the PF
5112  * to notify EMP whenever one of the following parameters get
5113  * modified:
5114  *   - PFCLinkDelayAllowance in PRTDCB_GENC.PFCLDA
5115  *   - PCIRTT in PRTDCB_GENC.PCIRTT
5116  *   - Maximum Frame Size for non-FCoE TCs set by PRTDCB_TDPUC.MAX_TXFRAME.
5117  * EMP will return when the shared RPB settings have been
5118  * recomputed and modified. The retval field in the descriptor
5119  * will be set to 0 when RPB is modified.
5120  **/
i40e_aq_dcb_updated(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)5121 enum i40e_status_code i40e_aq_dcb_updated(struct i40e_hw *hw,
5122 				struct i40e_asq_cmd_details *cmd_details)
5123 {
5124 	struct i40e_aq_desc desc;
5125 	enum i40e_status_code status;
5126 
5127 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);
5128 
5129 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5130 
5131 	return status;
5132 }
5133 
5134 /**
5135  * i40e_aq_add_statistics - Add a statistics block to a VLAN in a switch.
5136  * @hw: pointer to the hw struct
5137  * @seid: defines the SEID of the switch for which the stats are requested
5138  * @vlan_id: the VLAN ID for which the statistics are requested
5139  * @stat_index: index of the statistics counters block assigned to this VLAN
5140  * @cmd_details: pointer to command details structure or NULL
5141  *
5142  * XL710 supports 128 smonVlanStats counters.This command is used to
5143  * allocate a set of smonVlanStats counters to a specific VLAN in a specific
5144  * switch.
5145  **/
i40e_aq_add_statistics(struct i40e_hw * hw,u16 seid,u16 vlan_id,u16 * stat_index,struct i40e_asq_cmd_details * cmd_details)5146 enum i40e_status_code i40e_aq_add_statistics(struct i40e_hw *hw, u16 seid,
5147 				u16 vlan_id, u16 *stat_index,
5148 				struct i40e_asq_cmd_details *cmd_details)
5149 {
5150 	struct i40e_aq_desc desc;
5151 	struct i40e_aqc_add_remove_statistics *cmd_resp =
5152 		(struct i40e_aqc_add_remove_statistics *)&desc.params.raw;
5153 	enum i40e_status_code status;
5154 
5155 	if ((seid == 0) || (stat_index == NULL))
5156 		return I40E_ERR_PARAM;
5157 
5158 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_statistics);
5159 
5160 	cmd_resp->seid = CPU_TO_LE16(seid);
5161 	cmd_resp->vlan = CPU_TO_LE16(vlan_id);
5162 
5163 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5164 
5165 	if (!status && stat_index)
5166 		*stat_index = LE16_TO_CPU(cmd_resp->stat_index);
5167 
5168 	return status;
5169 }
5170 
5171 /**
5172  * i40e_aq_remove_statistics - Remove a statistics block to a VLAN in a switch.
5173  * @hw: pointer to the hw struct
5174  * @seid: defines the SEID of the switch for which the stats are requested
5175  * @vlan_id: the VLAN ID for which the statistics are requested
5176  * @stat_index: index of the statistics counters block assigned to this VLAN
5177  * @cmd_details: pointer to command details structure or NULL
5178  *
5179  * XL710 supports 128 smonVlanStats counters.This command is used to
5180  * deallocate a set of smonVlanStats counters to a specific VLAN in a specific
5181  * switch.
5182  **/
i40e_aq_remove_statistics(struct i40e_hw * hw,u16 seid,u16 vlan_id,u16 stat_index,struct i40e_asq_cmd_details * cmd_details)5183 enum i40e_status_code i40e_aq_remove_statistics(struct i40e_hw *hw, u16 seid,
5184 				u16 vlan_id, u16 stat_index,
5185 				struct i40e_asq_cmd_details *cmd_details)
5186 {
5187 	struct i40e_aq_desc desc;
5188 	struct i40e_aqc_add_remove_statistics *cmd =
5189 		(struct i40e_aqc_add_remove_statistics *)&desc.params.raw;
5190 	enum i40e_status_code status;
5191 
5192 	if (seid == 0)
5193 		return I40E_ERR_PARAM;
5194 
5195 	i40e_fill_default_direct_cmd_desc(&desc,
5196 					  i40e_aqc_opc_remove_statistics);
5197 
5198 	cmd->seid = CPU_TO_LE16(seid);
5199 	cmd->vlan  = CPU_TO_LE16(vlan_id);
5200 	cmd->stat_index = CPU_TO_LE16(stat_index);
5201 
5202 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5203 
5204 	return status;
5205 }
5206 
5207 /**
5208  * i40e_aq_set_port_parameters - set physical port parameters.
5209  * @hw: pointer to the hw struct
5210  * @bad_frame_vsi: defines the VSI to which bad frames are forwarded
5211  * @save_bad_pac: if set packets with errors are forwarded to the bad frames VSI
5212  * @pad_short_pac: if set transmit packets smaller than 60 bytes are padded
5213  * @double_vlan: if set double VLAN is enabled
5214  * @cmd_details: pointer to command details structure or NULL
5215  **/
i40e_aq_set_port_parameters(struct i40e_hw * hw,u16 bad_frame_vsi,bool save_bad_pac,bool pad_short_pac,bool double_vlan,struct i40e_asq_cmd_details * cmd_details)5216 enum i40e_status_code i40e_aq_set_port_parameters(struct i40e_hw *hw,
5217 				u16 bad_frame_vsi, bool save_bad_pac,
5218 				bool pad_short_pac, bool double_vlan,
5219 				struct i40e_asq_cmd_details *cmd_details)
5220 {
5221 	struct i40e_aqc_set_port_parameters *cmd;
5222 	enum i40e_status_code status;
5223 	struct i40e_aq_desc desc;
5224 	u16 command_flags = 0;
5225 
5226 	cmd = (struct i40e_aqc_set_port_parameters *)&desc.params.raw;
5227 
5228 	i40e_fill_default_direct_cmd_desc(&desc,
5229 					  i40e_aqc_opc_set_port_parameters);
5230 
5231 	cmd->bad_frame_vsi = CPU_TO_LE16(bad_frame_vsi);
5232 	if (save_bad_pac)
5233 		command_flags |= I40E_AQ_SET_P_PARAMS_SAVE_BAD_PACKETS;
5234 	if (pad_short_pac)
5235 		command_flags |= I40E_AQ_SET_P_PARAMS_PAD_SHORT_PACKETS;
5236 	if (double_vlan)
5237 		command_flags |= I40E_AQ_SET_P_PARAMS_DOUBLE_VLAN_ENA;
5238 	cmd->command_flags = CPU_TO_LE16(command_flags);
5239 
5240 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5241 
5242 	return status;
5243 }
5244 
5245 /**
5246  * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
5247  * @hw: pointer to the hw struct
5248  * @seid: seid for the physical port/switching component/vsi
5249  * @buff: Indirect buffer to hold data parameters and response
5250  * @buff_size: Indirect buffer size
5251  * @opcode: Tx scheduler AQ command opcode
5252  * @cmd_details: pointer to command details structure or NULL
5253  *
5254  * Generic command handler for Tx scheduler AQ commands
5255  **/
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)5256 static enum i40e_status_code i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
5257 				void *buff, u16 buff_size,
5258 				 enum i40e_admin_queue_opc opcode,
5259 				struct i40e_asq_cmd_details *cmd_details)
5260 {
5261 	struct i40e_aq_desc desc;
5262 	struct i40e_aqc_tx_sched_ind *cmd =
5263 		(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
5264 	enum i40e_status_code status;
5265 	bool cmd_param_flag = false;
5266 
5267 	switch (opcode) {
5268 	case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
5269 	case i40e_aqc_opc_configure_vsi_tc_bw:
5270 	case i40e_aqc_opc_enable_switching_comp_ets:
5271 	case i40e_aqc_opc_modify_switching_comp_ets:
5272 	case i40e_aqc_opc_disable_switching_comp_ets:
5273 	case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
5274 	case i40e_aqc_opc_configure_switching_comp_bw_config:
5275 		cmd_param_flag = true;
5276 		break;
5277 	case i40e_aqc_opc_query_vsi_bw_config:
5278 	case i40e_aqc_opc_query_vsi_ets_sla_config:
5279 	case i40e_aqc_opc_query_switching_comp_ets_config:
5280 	case i40e_aqc_opc_query_port_ets_config:
5281 	case i40e_aqc_opc_query_switching_comp_bw_config:
5282 		cmd_param_flag = false;
5283 		break;
5284 	default:
5285 		return I40E_ERR_PARAM;
5286 	}
5287 
5288 	i40e_fill_default_direct_cmd_desc(&desc, opcode);
5289 
5290 	/* Indirect command */
5291 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
5292 	if (cmd_param_flag)
5293 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
5294 	if (buff_size > I40E_AQ_LARGE_BUF)
5295 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
5296 
5297 	desc.datalen = CPU_TO_LE16(buff_size);
5298 
5299 	cmd->vsi_seid = CPU_TO_LE16(seid);
5300 
5301 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
5302 
5303 	return status;
5304 }
5305 
5306 /**
5307  * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit
5308  * @hw: pointer to the hw struct
5309  * @seid: VSI seid
5310  * @credit: BW limit credits (0 = disabled)
5311  * @max_credit: Max BW limit credits
5312  * @cmd_details: pointer to command details structure or NULL
5313  **/
i40e_aq_config_vsi_bw_limit(struct i40e_hw * hw,u16 seid,u16 credit,u8 max_credit,struct i40e_asq_cmd_details * cmd_details)5314 enum i40e_status_code i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw,
5315 				u16 seid, u16 credit, u8 max_credit,
5316 				struct i40e_asq_cmd_details *cmd_details)
5317 {
5318 	struct i40e_aq_desc desc;
5319 	struct i40e_aqc_configure_vsi_bw_limit *cmd =
5320 		(struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw;
5321 	enum i40e_status_code status;
5322 
5323 	i40e_fill_default_direct_cmd_desc(&desc,
5324 					  i40e_aqc_opc_configure_vsi_bw_limit);
5325 
5326 	cmd->vsi_seid = CPU_TO_LE16(seid);
5327 	cmd->credit = CPU_TO_LE16(credit);
5328 	cmd->max_credit = max_credit;
5329 
5330 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5331 
5332 	return status;
5333 }
5334 
5335 /**
5336  * i40e_aq_config_switch_comp_bw_limit - Configure Switching component BW Limit
5337  * @hw: pointer to the hw struct
5338  * @seid: switching component seid
5339  * @credit: BW limit credits (0 = disabled)
5340  * @max_bw: Max BW limit credits
5341  * @cmd_details: pointer to command details structure or NULL
5342  **/
i40e_aq_config_switch_comp_bw_limit(struct i40e_hw * hw,u16 seid,u16 credit,u8 max_bw,struct i40e_asq_cmd_details * cmd_details)5343 enum i40e_status_code i40e_aq_config_switch_comp_bw_limit(struct i40e_hw *hw,
5344 				u16 seid, u16 credit, u8 max_bw,
5345 				struct i40e_asq_cmd_details *cmd_details)
5346 {
5347 	struct i40e_aq_desc desc;
5348 	struct i40e_aqc_configure_switching_comp_bw_limit *cmd =
5349 	  (struct i40e_aqc_configure_switching_comp_bw_limit *)&desc.params.raw;
5350 	enum i40e_status_code status;
5351 
5352 	i40e_fill_default_direct_cmd_desc(&desc,
5353 				i40e_aqc_opc_configure_switching_comp_bw_limit);
5354 
5355 	cmd->seid = CPU_TO_LE16(seid);
5356 	cmd->credit = CPU_TO_LE16(credit);
5357 	cmd->max_bw = max_bw;
5358 
5359 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5360 
5361 	return status;
5362 }
5363 
5364 /**
5365  * i40e_aq_config_vsi_ets_sla_bw_limit - Config VSI BW Limit per TC
5366  * @hw: pointer to the hw struct
5367  * @seid: VSI seid
5368  * @bw_data: Buffer holding enabled TCs, per TC BW limit/credits
5369  * @cmd_details: pointer to command details structure or NULL
5370  **/
i40e_aq_config_vsi_ets_sla_bw_limit(struct i40e_hw * hw,u16 seid,struct i40e_aqc_configure_vsi_ets_sla_bw_data * bw_data,struct i40e_asq_cmd_details * cmd_details)5371 enum i40e_status_code i40e_aq_config_vsi_ets_sla_bw_limit(struct i40e_hw *hw,
5372 			u16 seid,
5373 			struct i40e_aqc_configure_vsi_ets_sla_bw_data *bw_data,
5374 			struct i40e_asq_cmd_details *cmd_details)
5375 {
5376 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5377 				    i40e_aqc_opc_configure_vsi_ets_sla_bw_limit,
5378 				    cmd_details);
5379 }
5380 
5381 /**
5382  * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
5383  * @hw: pointer to the hw struct
5384  * @seid: VSI seid
5385  * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
5386  * @cmd_details: pointer to command details structure or NULL
5387  **/
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)5388 enum i40e_status_code i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
5389 			u16 seid,
5390 			struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
5391 			struct i40e_asq_cmd_details *cmd_details)
5392 {
5393 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5394 				    i40e_aqc_opc_configure_vsi_tc_bw,
5395 				    cmd_details);
5396 }
5397 
5398 /**
5399  * i40e_aq_config_switch_comp_ets - Enable/Disable/Modify ETS on the port
5400  * @hw: pointer to the hw struct
5401  * @seid: seid of the switching component connected to Physical Port
5402  * @ets_data: Buffer holding ETS parameters
5403  * @opcode: Tx scheduler AQ command opcode
5404  * @cmd_details: pointer to command details structure or NULL
5405  **/
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)5406 enum i40e_status_code i40e_aq_config_switch_comp_ets(struct i40e_hw *hw,
5407 		u16 seid,
5408 		struct i40e_aqc_configure_switching_comp_ets_data *ets_data,
5409 		enum i40e_admin_queue_opc opcode,
5410 		struct i40e_asq_cmd_details *cmd_details)
5411 {
5412 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)ets_data,
5413 				    sizeof(*ets_data), opcode, cmd_details);
5414 }
5415 
5416 /**
5417  * i40e_aq_config_switch_comp_bw_config - Config Switch comp BW Alloc per TC
5418  * @hw: pointer to the hw struct
5419  * @seid: seid of the switching component
5420  * @bw_data: Buffer holding enabled TCs, relative/absolute TC BW limit/credits
5421  * @cmd_details: pointer to command details structure or NULL
5422  **/
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)5423 enum i40e_status_code i40e_aq_config_switch_comp_bw_config(struct i40e_hw *hw,
5424 	u16 seid,
5425 	struct i40e_aqc_configure_switching_comp_bw_config_data *bw_data,
5426 	struct i40e_asq_cmd_details *cmd_details)
5427 {
5428 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5429 			    i40e_aqc_opc_configure_switching_comp_bw_config,
5430 			    cmd_details);
5431 }
5432 
5433 /**
5434  * i40e_aq_config_switch_comp_ets_bw_limit - Config Switch comp BW Limit per TC
5435  * @hw: pointer to the hw struct
5436  * @seid: seid of the switching component
5437  * @bw_data: Buffer holding enabled TCs, per TC BW limit/credits
5438  * @cmd_details: pointer to command details structure or NULL
5439  **/
i40e_aq_config_switch_comp_ets_bw_limit(struct i40e_hw * hw,u16 seid,struct i40e_aqc_configure_switching_comp_ets_bw_limit_data * bw_data,struct i40e_asq_cmd_details * cmd_details)5440 enum i40e_status_code i40e_aq_config_switch_comp_ets_bw_limit(
5441 	struct i40e_hw *hw, u16 seid,
5442 	struct i40e_aqc_configure_switching_comp_ets_bw_limit_data *bw_data,
5443 	struct i40e_asq_cmd_details *cmd_details)
5444 {
5445 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5446 			    i40e_aqc_opc_configure_switching_comp_ets_bw_limit,
5447 			    cmd_details);
5448 }
5449 
5450 /**
5451  * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
5452  * @hw: pointer to the hw struct
5453  * @seid: seid of the VSI
5454  * @bw_data: Buffer to hold VSI BW configuration
5455  * @cmd_details: pointer to command details structure or NULL
5456  **/
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)5457 enum i40e_status_code i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
5458 			u16 seid,
5459 			struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
5460 			struct i40e_asq_cmd_details *cmd_details)
5461 {
5462 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5463 				    i40e_aqc_opc_query_vsi_bw_config,
5464 				    cmd_details);
5465 }
5466 
5467 /**
5468  * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
5469  * @hw: pointer to the hw struct
5470  * @seid: seid of the VSI
5471  * @bw_data: Buffer to hold VSI BW configuration per TC
5472  * @cmd_details: pointer to command details structure or NULL
5473  **/
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)5474 enum i40e_status_code i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
5475 			u16 seid,
5476 			struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
5477 			struct i40e_asq_cmd_details *cmd_details)
5478 {
5479 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5480 				    i40e_aqc_opc_query_vsi_ets_sla_config,
5481 				    cmd_details);
5482 }
5483 
5484 /**
5485  * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
5486  * @hw: pointer to the hw struct
5487  * @seid: seid of the switching component
5488  * @bw_data: Buffer to hold switching component's per TC BW config
5489  * @cmd_details: pointer to command details structure or NULL
5490  **/
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)5491 enum i40e_status_code i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
5492 		u16 seid,
5493 		struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
5494 		struct i40e_asq_cmd_details *cmd_details)
5495 {
5496 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5497 				   i40e_aqc_opc_query_switching_comp_ets_config,
5498 				   cmd_details);
5499 }
5500 
5501 /**
5502  * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
5503  * @hw: pointer to the hw struct
5504  * @seid: seid of the VSI or switching component connected to Physical Port
5505  * @bw_data: Buffer to hold current ETS configuration for the Physical Port
5506  * @cmd_details: pointer to command details structure or NULL
5507  **/
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)5508 enum i40e_status_code i40e_aq_query_port_ets_config(struct i40e_hw *hw,
5509 			u16 seid,
5510 			struct i40e_aqc_query_port_ets_config_resp *bw_data,
5511 			struct i40e_asq_cmd_details *cmd_details)
5512 {
5513 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5514 				    i40e_aqc_opc_query_port_ets_config,
5515 				    cmd_details);
5516 }
5517 
5518 /**
5519  * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
5520  * @hw: pointer to the hw struct
5521  * @seid: seid of the switching component
5522  * @bw_data: Buffer to hold switching component's BW configuration
5523  * @cmd_details: pointer to command details structure or NULL
5524  **/
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)5525 enum i40e_status_code i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
5526 		u16 seid,
5527 		struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
5528 		struct i40e_asq_cmd_details *cmd_details)
5529 {
5530 	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
5531 				    i40e_aqc_opc_query_switching_comp_bw_config,
5532 				    cmd_details);
5533 }
5534 
5535 /**
5536  * i40e_validate_filter_settings
5537  * @hw: pointer to the hardware structure
5538  * @settings: Filter control settings
5539  *
5540  * Check and validate the filter control settings passed.
5541  * The function checks for the valid filter/context sizes being
5542  * passed for FCoE and PE.
5543  *
5544  * Returns I40E_SUCCESS if the values passed are valid and within
5545  * range else returns an error.
5546  **/
i40e_validate_filter_settings(struct i40e_hw * hw,struct i40e_filter_control_settings * settings)5547 STATIC enum i40e_status_code i40e_validate_filter_settings(struct i40e_hw *hw,
5548 				struct i40e_filter_control_settings *settings)
5549 {
5550 	u32 fcoe_cntx_size, fcoe_filt_size;
5551 	u32 pe_cntx_size, pe_filt_size;
5552 	u32 fcoe_fmax;
5553 
5554 	u32 val;
5555 
5556 	/* Validate FCoE settings passed */
5557 	switch (settings->fcoe_filt_num) {
5558 	case I40E_HASH_FILTER_SIZE_1K:
5559 	case I40E_HASH_FILTER_SIZE_2K:
5560 	case I40E_HASH_FILTER_SIZE_4K:
5561 	case I40E_HASH_FILTER_SIZE_8K:
5562 	case I40E_HASH_FILTER_SIZE_16K:
5563 	case I40E_HASH_FILTER_SIZE_32K:
5564 		fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
5565 		fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
5566 		break;
5567 	default:
5568 		return I40E_ERR_PARAM;
5569 	}
5570 
5571 	switch (settings->fcoe_cntx_num) {
5572 	case I40E_DMA_CNTX_SIZE_512:
5573 	case I40E_DMA_CNTX_SIZE_1K:
5574 	case I40E_DMA_CNTX_SIZE_2K:
5575 	case I40E_DMA_CNTX_SIZE_4K:
5576 		fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
5577 		fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
5578 		break;
5579 	default:
5580 		return I40E_ERR_PARAM;
5581 	}
5582 
5583 	/* Validate PE settings passed */
5584 	switch (settings->pe_filt_num) {
5585 	case I40E_HASH_FILTER_SIZE_1K:
5586 	case I40E_HASH_FILTER_SIZE_2K:
5587 	case I40E_HASH_FILTER_SIZE_4K:
5588 	case I40E_HASH_FILTER_SIZE_8K:
5589 	case I40E_HASH_FILTER_SIZE_16K:
5590 	case I40E_HASH_FILTER_SIZE_32K:
5591 	case I40E_HASH_FILTER_SIZE_64K:
5592 	case I40E_HASH_FILTER_SIZE_128K:
5593 	case I40E_HASH_FILTER_SIZE_256K:
5594 	case I40E_HASH_FILTER_SIZE_512K:
5595 	case I40E_HASH_FILTER_SIZE_1M:
5596 		pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
5597 		pe_filt_size <<= (u32)settings->pe_filt_num;
5598 		break;
5599 	default:
5600 		return I40E_ERR_PARAM;
5601 	}
5602 
5603 	switch (settings->pe_cntx_num) {
5604 	case I40E_DMA_CNTX_SIZE_512:
5605 	case I40E_DMA_CNTX_SIZE_1K:
5606 	case I40E_DMA_CNTX_SIZE_2K:
5607 	case I40E_DMA_CNTX_SIZE_4K:
5608 	case I40E_DMA_CNTX_SIZE_8K:
5609 	case I40E_DMA_CNTX_SIZE_16K:
5610 	case I40E_DMA_CNTX_SIZE_32K:
5611 	case I40E_DMA_CNTX_SIZE_64K:
5612 	case I40E_DMA_CNTX_SIZE_128K:
5613 	case I40E_DMA_CNTX_SIZE_256K:
5614 		pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
5615 		pe_cntx_size <<= (u32)settings->pe_cntx_num;
5616 		break;
5617 	default:
5618 		return I40E_ERR_PARAM;
5619 	}
5620 
5621 	/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
5622 	val = rd32(hw, I40E_GLHMC_FCOEFMAX);
5623 	fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
5624 		     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
5625 	if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
5626 		return I40E_ERR_INVALID_SIZE;
5627 
5628 	return I40E_SUCCESS;
5629 }
5630 
5631 /**
5632  * i40e_set_filter_control
5633  * @hw: pointer to the hardware structure
5634  * @settings: Filter control settings
5635  *
5636  * Set the Queue Filters for PE/FCoE and enable filters required
5637  * for a single PF. It is expected that these settings are programmed
5638  * at the driver initialization time.
5639  **/
i40e_set_filter_control(struct i40e_hw * hw,struct i40e_filter_control_settings * settings)5640 enum i40e_status_code i40e_set_filter_control(struct i40e_hw *hw,
5641 				struct i40e_filter_control_settings *settings)
5642 {
5643 	enum i40e_status_code ret = I40E_SUCCESS;
5644 	u32 hash_lut_size = 0;
5645 	u32 val;
5646 
5647 	if (!settings)
5648 		return I40E_ERR_PARAM;
5649 
5650 	/* Validate the input settings */
5651 	ret = i40e_validate_filter_settings(hw, settings);
5652 	if (ret)
5653 		return ret;
5654 
5655 	/* Read the PF Queue Filter control register */
5656 	val = i40e_read_rx_ctl(hw, I40E_PFQF_CTL_0);
5657 
5658 	/* Program required PE hash buckets for the PF */
5659 	val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
5660 	val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
5661 		I40E_PFQF_CTL_0_PEHSIZE_MASK;
5662 	/* Program required PE contexts for the PF */
5663 	val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
5664 	val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
5665 		I40E_PFQF_CTL_0_PEDSIZE_MASK;
5666 
5667 	/* Program required FCoE hash buckets for the PF */
5668 	val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
5669 	val |= ((u32)settings->fcoe_filt_num <<
5670 			I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
5671 		I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
5672 	/* Program required FCoE DDP contexts for the PF */
5673 	val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
5674 	val |= ((u32)settings->fcoe_cntx_num <<
5675 			I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
5676 		I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
5677 
5678 	/* Program Hash LUT size for the PF */
5679 	val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
5680 	if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
5681 		hash_lut_size = 1;
5682 	val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
5683 		I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
5684 
5685 	/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
5686 	if (settings->enable_fdir)
5687 		val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
5688 	if (settings->enable_ethtype)
5689 		val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
5690 	if (settings->enable_macvlan)
5691 		val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
5692 
5693 	i40e_write_rx_ctl(hw, I40E_PFQF_CTL_0, val);
5694 
5695 	return I40E_SUCCESS;
5696 }
5697 
5698 /**
5699  * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
5700  * @hw: pointer to the hw struct
5701  * @mac_addr: MAC address to use in the filter
5702  * @ethtype: Ethertype to use in the filter
5703  * @flags: Flags that needs to be applied to the filter
5704  * @vsi_seid: seid of the control VSI
5705  * @queue: VSI queue number to send the packet to
5706  * @is_add: Add control packet filter if True else remove
5707  * @stats: Structure to hold information on control filter counts
5708  * @cmd_details: pointer to command details structure or NULL
5709  *
5710  * This command will Add or Remove control packet filter for a control VSI.
5711  * In return it will update the total number of perfect filter count in
5712  * the stats member.
5713  **/
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)5714 enum i40e_status_code i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
5715 				u8 *mac_addr, u16 ethtype, u16 flags,
5716 				u16 vsi_seid, u16 queue, bool is_add,
5717 				struct i40e_control_filter_stats *stats,
5718 				struct i40e_asq_cmd_details *cmd_details)
5719 {
5720 	struct i40e_aq_desc desc;
5721 	struct i40e_aqc_add_remove_control_packet_filter *cmd =
5722 		(struct i40e_aqc_add_remove_control_packet_filter *)
5723 		&desc.params.raw;
5724 	struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
5725 		(struct i40e_aqc_add_remove_control_packet_filter_completion *)
5726 		&desc.params.raw;
5727 	enum i40e_status_code status;
5728 
5729 	if (vsi_seid == 0)
5730 		return I40E_ERR_PARAM;
5731 
5732 	if (is_add) {
5733 		i40e_fill_default_direct_cmd_desc(&desc,
5734 				i40e_aqc_opc_add_control_packet_filter);
5735 		cmd->queue = CPU_TO_LE16(queue);
5736 	} else {
5737 		i40e_fill_default_direct_cmd_desc(&desc,
5738 				i40e_aqc_opc_remove_control_packet_filter);
5739 	}
5740 
5741 	if (mac_addr)
5742 		i40e_memcpy(cmd->mac, mac_addr, ETH_ALEN,
5743 			    I40E_NONDMA_TO_NONDMA);
5744 
5745 	cmd->etype = CPU_TO_LE16(ethtype);
5746 	cmd->flags = CPU_TO_LE16(flags);
5747 	cmd->seid = CPU_TO_LE16(vsi_seid);
5748 
5749 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
5750 
5751 	if (!status && stats) {
5752 		stats->mac_etype_used = LE16_TO_CPU(resp->mac_etype_used);
5753 		stats->etype_used = LE16_TO_CPU(resp->etype_used);
5754 		stats->mac_etype_free = LE16_TO_CPU(resp->mac_etype_free);
5755 		stats->etype_free = LE16_TO_CPU(resp->etype_free);
5756 	}
5757 
5758 	return status;
5759 }
5760 
5761 /**
5762  * i40e_add_filter_to_drop_tx_flow_control_frames- filter to drop flow control
5763  * @hw: pointer to the hw struct
5764  * @seid: VSI seid to add ethertype filter from
5765  **/
i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw * hw,u16 seid)5766 void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw,
5767 						    u16 seid)
5768 {
5769 #define I40E_FLOW_CONTROL_ETHTYPE 0x8808
5770 	u16 flag = I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC |
5771 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP |
5772 		   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TX;
5773 	u16 ethtype = I40E_FLOW_CONTROL_ETHTYPE;
5774 	enum i40e_status_code status;
5775 
5776 	status = i40e_aq_add_rem_control_packet_filter(hw, NULL, ethtype, flag,
5777 						       seid, 0, true, NULL,
5778 						       NULL);
5779 	if (status)
5780 		DEBUGOUT("Ethtype Filter Add failed: Error pruning Tx flow control frames\n");
5781 }
5782 
5783 /**
5784  * i40e_fix_up_geneve_vni - adjust Geneve VNI for HW issue
5785  * @filters: list of cloud filters
5786  * @filter_count: length of list
5787  *
5788  * There's an issue in the device where the Geneve VNI layout needs
5789  * to be shifted 1 byte over from the VxLAN VNI
5790  **/
i40e_fix_up_geneve_vni(struct i40e_aqc_cloud_filters_element_data * filters,u8 filter_count)5791 STATIC void i40e_fix_up_geneve_vni(
5792 	struct i40e_aqc_cloud_filters_element_data *filters,
5793 	u8 filter_count)
5794 {
5795 	struct i40e_aqc_cloud_filters_element_data *f = filters;
5796 	int i;
5797 
5798 	for (i = 0; i < filter_count; i++) {
5799 		u16 tnl_type;
5800 		u32 ti;
5801 
5802 		tnl_type = (LE16_TO_CPU(f[i].flags) &
5803 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
5804 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
5805 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
5806 			ti = LE32_TO_CPU(f[i].tenant_id);
5807 			f[i].tenant_id = CPU_TO_LE32(ti << 8);
5808 		}
5809 	}
5810 }
5811 
5812 /**
5813  * i40e_aq_add_cloud_filters
5814  * @hw: pointer to the hardware structure
5815  * @seid: VSI seid to add cloud filters from
5816  * @filters: Buffer which contains the filters to be added
5817  * @filter_count: number of filters contained in the buffer
5818  *
5819  * Set the cloud filters for a given VSI.  The contents of the
5820  * i40e_aqc_cloud_filters_element_data are filled
5821  * in by the caller of the function.
5822  *
5823  **/
i40e_aq_add_cloud_filters(struct i40e_hw * hw,u16 seid,struct i40e_aqc_cloud_filters_element_data * filters,u8 filter_count)5824 enum i40e_status_code i40e_aq_add_cloud_filters(struct i40e_hw *hw,
5825 	u16 seid,
5826 	struct i40e_aqc_cloud_filters_element_data *filters,
5827 	u8 filter_count)
5828 {
5829 	struct i40e_aq_desc desc;
5830 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5831 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5832 	enum i40e_status_code status;
5833 	u16 buff_len;
5834 
5835 	i40e_fill_default_direct_cmd_desc(&desc,
5836 					  i40e_aqc_opc_add_cloud_filters);
5837 
5838 	buff_len = filter_count * sizeof(*filters);
5839 	desc.datalen = CPU_TO_LE16(buff_len);
5840 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5841 	cmd->num_filters = filter_count;
5842 	cmd->seid = CPU_TO_LE16(seid);
5843 
5844 	i40e_fix_up_geneve_vni(filters, filter_count);
5845 
5846 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5847 
5848 	return status;
5849 }
5850 
5851 /**
5852  * i40e_aq_add_cloud_filters_bb
5853  * @hw: pointer to the hardware structure
5854  * @seid: VSI seid to add cloud filters from
5855  * @filters: Buffer which contains the filters in big buffer 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_bb are filled in by the caller of the
5860  * the function.
5861  *
5862  **/
5863 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)5864 i40e_aq_add_cloud_filters_bb(struct i40e_hw *hw, u16 seid,
5865 			     struct i40e_aqc_cloud_filters_element_bb *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 	int i;
5874 
5875 	i40e_fill_default_direct_cmd_desc(&desc,
5876 					  i40e_aqc_opc_add_cloud_filters);
5877 
5878 	buff_len = filter_count * sizeof(*filters);
5879 	desc.datalen = CPU_TO_LE16(buff_len);
5880 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5881 	cmd->num_filters = filter_count;
5882 	cmd->seid = CPU_TO_LE16(seid);
5883 	cmd->big_buffer_flag = I40E_AQC_ADD_CLOUD_CMD_BB;
5884 
5885 	for (i = 0; i < filter_count; i++) {
5886 		u16 tnl_type;
5887 		u32 ti;
5888 
5889 		tnl_type = (LE16_TO_CPU(filters[i].element.flags) &
5890 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
5891 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
5892 
5893 		/* Due to hardware eccentricities, the VNI for Geneve is shifted
5894 		 * one more byte further than normally used for Tenant ID in
5895 		 * other tunnel types.
5896 		 */
5897 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
5898 			ti = LE32_TO_CPU(filters[i].element.tenant_id);
5899 			filters[i].element.tenant_id = CPU_TO_LE32(ti << 8);
5900 		}
5901 	}
5902 
5903 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5904 
5905 	return status;
5906 }
5907 
5908 /**
5909  * i40e_aq_rem_cloud_filters
5910  * @hw: pointer to the hardware structure
5911  * @seid: VSI seid to remove cloud filters from
5912  * @filters: Buffer which contains the filters to be removed
5913  * @filter_count: number of filters contained in the buffer
5914  *
5915  * Remove the cloud filters for a given VSI.  The contents of the
5916  * i40e_aqc_cloud_filters_element_data are filled in by the caller
5917  * of the function.
5918  *
5919  **/
5920 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)5921 i40e_aq_rem_cloud_filters(struct i40e_hw *hw, u16 seid,
5922 			  struct i40e_aqc_cloud_filters_element_data *filters,
5923 			  u8 filter_count)
5924 {
5925 	struct i40e_aq_desc desc;
5926 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5927 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5928 	enum i40e_status_code status;
5929 	u16 buff_len;
5930 
5931 	i40e_fill_default_direct_cmd_desc(&desc,
5932 					  i40e_aqc_opc_remove_cloud_filters);
5933 
5934 	buff_len = filter_count * sizeof(*filters);
5935 	desc.datalen = CPU_TO_LE16(buff_len);
5936 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5937 	cmd->num_filters = filter_count;
5938 	cmd->seid = CPU_TO_LE16(seid);
5939 
5940 	i40e_fix_up_geneve_vni(filters, filter_count);
5941 
5942 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
5943 
5944 	return status;
5945 }
5946 
5947 /**
5948  * i40e_aq_rem_cloud_filters_bb
5949  * @hw: pointer to the hardware structure
5950  * @seid: VSI seid to remove cloud filters from
5951  * @filters: Buffer which contains the filters in big buffer to be removed
5952  * @filter_count: number of filters contained in the buffer
5953  *
5954  * Remove the big buffer cloud filters for a given VSI.  The contents of the
5955  * i40e_aqc_cloud_filters_element_bb are filled in by the caller of the
5956  * function.
5957  *
5958  **/
5959 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)5960 i40e_aq_rem_cloud_filters_bb(struct i40e_hw *hw, u16 seid,
5961 			     struct i40e_aqc_cloud_filters_element_bb *filters,
5962 			     u8 filter_count)
5963 {
5964 	struct i40e_aq_desc desc;
5965 	struct i40e_aqc_add_remove_cloud_filters *cmd =
5966 	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
5967 	enum i40e_status_code status;
5968 	u16 buff_len;
5969 	int i;
5970 
5971 	i40e_fill_default_direct_cmd_desc(&desc,
5972 					  i40e_aqc_opc_remove_cloud_filters);
5973 
5974 	buff_len = filter_count * sizeof(*filters);
5975 	desc.datalen = CPU_TO_LE16(buff_len);
5976 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
5977 	cmd->num_filters = filter_count;
5978 	cmd->seid = CPU_TO_LE16(seid);
5979 	cmd->big_buffer_flag = I40E_AQC_ADD_CLOUD_CMD_BB;
5980 
5981 	for (i = 0; i < filter_count; i++) {
5982 		u16 tnl_type;
5983 		u32 ti;
5984 
5985 		tnl_type = (LE16_TO_CPU(filters[i].element.flags) &
5986 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >>
5987 			   I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT;
5988 
5989 		/* Due to hardware eccentricities, the VNI for Geneve is shifted
5990 		 * one more byte further than normally used for Tenant ID in
5991 		 * other tunnel types.
5992 		 */
5993 		if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) {
5994 			ti = LE32_TO_CPU(filters[i].element.tenant_id);
5995 			filters[i].element.tenant_id = CPU_TO_LE32(ti << 8);
5996 		}
5997 	}
5998 
5999 	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);
6000 
6001 	return status;
6002 }
6003 
6004 /**
6005  * i40e_aq_replace_cloud_filters - Replace cloud filter command
6006  * @hw: pointer to the hw struct
6007  * @filters: pointer to the i40e_aqc_replace_cloud_filter_cmd struct
6008  * @cmd_buf: pointer to the i40e_aqc_replace_cloud_filter_cmd_buf struct
6009  *
6010  **/
6011 enum
i40e_aq_replace_cloud_filters(struct i40e_hw * hw,struct i40e_aqc_replace_cloud_filters_cmd * filters,struct i40e_aqc_replace_cloud_filters_cmd_buf * cmd_buf)6012 i40e_status_code i40e_aq_replace_cloud_filters(struct i40e_hw *hw,
6013 	struct i40e_aqc_replace_cloud_filters_cmd *filters,
6014 	struct i40e_aqc_replace_cloud_filters_cmd_buf *cmd_buf)
6015 {
6016 	struct i40e_aq_desc desc;
6017 	struct i40e_aqc_replace_cloud_filters_cmd *cmd =
6018 		(struct i40e_aqc_replace_cloud_filters_cmd *)&desc.params.raw;
6019 	enum i40e_status_code status = I40E_SUCCESS;
6020 	int i = 0;
6021 
6022 	/* X722 doesn't support this command */
6023 	if (hw->mac.type == I40E_MAC_X722)
6024 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
6025 
6026 	/* need FW version greater than 6.00 */
6027 	if (hw->aq.fw_maj_ver < 6)
6028 		return I40E_NOT_SUPPORTED;
6029 
6030 	i40e_fill_default_direct_cmd_desc(&desc,
6031 					  i40e_aqc_opc_replace_cloud_filters);
6032 
6033 	desc.datalen = CPU_TO_LE16(32);
6034 	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
6035 	cmd->old_filter_type = filters->old_filter_type;
6036 	cmd->new_filter_type = filters->new_filter_type;
6037 	cmd->valid_flags = filters->valid_flags;
6038 	cmd->tr_bit = filters->tr_bit;
6039 	cmd->tr_bit2 = filters->tr_bit2;
6040 
6041 	status = i40e_asq_send_command(hw, &desc, cmd_buf,
6042 		sizeof(struct i40e_aqc_replace_cloud_filters_cmd_buf),  NULL);
6043 
6044 	/* for get cloud filters command */
6045 	for (i = 0; i < 32; i += 4) {
6046 		cmd_buf->filters[i / 4].filter_type = cmd_buf->data[i];
6047 		cmd_buf->filters[i / 4].input[0] = cmd_buf->data[i + 1];
6048 		cmd_buf->filters[i / 4].input[1] = cmd_buf->data[i + 2];
6049 		cmd_buf->filters[i / 4].input[2] = cmd_buf->data[i + 3];
6050 	}
6051 
6052 	return status;
6053 }
6054 
6055 
6056 /**
6057  * i40e_aq_alternate_write
6058  * @hw: pointer to the hardware structure
6059  * @reg_addr0: address of first dword to be read
6060  * @reg_val0: value to be written under 'reg_addr0'
6061  * @reg_addr1: address of second dword to be read
6062  * @reg_val1: value to be written under 'reg_addr1'
6063  *
6064  * Write one or two dwords to alternate structure. Fields are indicated
6065  * by 'reg_addr0' and 'reg_addr1' register numbers.
6066  *
6067  **/
i40e_aq_alternate_write(struct i40e_hw * hw,u32 reg_addr0,u32 reg_val0,u32 reg_addr1,u32 reg_val1)6068 enum i40e_status_code i40e_aq_alternate_write(struct i40e_hw *hw,
6069 				u32 reg_addr0, u32 reg_val0,
6070 				u32 reg_addr1, u32 reg_val1)
6071 {
6072 	struct i40e_aq_desc desc;
6073 	struct i40e_aqc_alternate_write *cmd_resp =
6074 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
6075 	enum i40e_status_code status;
6076 
6077 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_write);
6078 	cmd_resp->address0 = CPU_TO_LE32(reg_addr0);
6079 	cmd_resp->address1 = CPU_TO_LE32(reg_addr1);
6080 	cmd_resp->data0 = CPU_TO_LE32(reg_val0);
6081 	cmd_resp->data1 = CPU_TO_LE32(reg_val1);
6082 
6083 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6084 
6085 	return status;
6086 }
6087 
6088 /**
6089  * i40e_aq_alternate_write_indirect
6090  * @hw: pointer to the hardware structure
6091  * @addr: address of a first register to be modified
6092  * @dw_count: number of alternate structure fields to write
6093  * @buffer: pointer to the command buffer
6094  *
6095  * Write 'dw_count' dwords from 'buffer' to alternate structure
6096  * starting at 'addr'.
6097  *
6098  **/
i40e_aq_alternate_write_indirect(struct i40e_hw * hw,u32 addr,u32 dw_count,void * buffer)6099 enum i40e_status_code i40e_aq_alternate_write_indirect(struct i40e_hw *hw,
6100 				u32 addr, u32 dw_count, void *buffer)
6101 {
6102 	struct i40e_aq_desc desc;
6103 	struct i40e_aqc_alternate_ind_write *cmd_resp =
6104 		(struct i40e_aqc_alternate_ind_write *)&desc.params.raw;
6105 	enum i40e_status_code status;
6106 
6107 	if (buffer == NULL)
6108 		return I40E_ERR_PARAM;
6109 
6110 	/* Indirect command */
6111 	i40e_fill_default_direct_cmd_desc(&desc,
6112 					 i40e_aqc_opc_alternate_write_indirect);
6113 
6114 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_RD);
6115 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
6116 	if (dw_count > (I40E_AQ_LARGE_BUF/4))
6117 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
6118 
6119 	cmd_resp->address = CPU_TO_LE32(addr);
6120 	cmd_resp->length = CPU_TO_LE32(dw_count);
6121 
6122 	status = i40e_asq_send_command(hw, &desc, buffer,
6123 				       I40E_LO_DWORD(4*dw_count), NULL);
6124 
6125 	return status;
6126 }
6127 
6128 /**
6129  * i40e_aq_alternate_read
6130  * @hw: pointer to the hardware structure
6131  * @reg_addr0: address of first dword to be read
6132  * @reg_val0: pointer for data read from 'reg_addr0'
6133  * @reg_addr1: address of second dword to be read
6134  * @reg_val1: pointer for data read from 'reg_addr1'
6135  *
6136  * Read one or two dwords from alternate structure. Fields are indicated
6137  * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer
6138  * is not passed then only register at 'reg_addr0' is read.
6139  *
6140  **/
i40e_aq_alternate_read(struct i40e_hw * hw,u32 reg_addr0,u32 * reg_val0,u32 reg_addr1,u32 * reg_val1)6141 enum i40e_status_code i40e_aq_alternate_read(struct i40e_hw *hw,
6142 				u32 reg_addr0, u32 *reg_val0,
6143 				u32 reg_addr1, u32 *reg_val1)
6144 {
6145 	struct i40e_aq_desc desc;
6146 	struct i40e_aqc_alternate_write *cmd_resp =
6147 		(struct i40e_aqc_alternate_write *)&desc.params.raw;
6148 	enum i40e_status_code status;
6149 
6150 	if (reg_val0 == NULL)
6151 		return I40E_ERR_PARAM;
6152 
6153 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read);
6154 	cmd_resp->address0 = CPU_TO_LE32(reg_addr0);
6155 	cmd_resp->address1 = CPU_TO_LE32(reg_addr1);
6156 
6157 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6158 
6159 	if (status == I40E_SUCCESS) {
6160 		*reg_val0 = LE32_TO_CPU(cmd_resp->data0);
6161 
6162 		if (reg_val1 != NULL)
6163 			*reg_val1 = LE32_TO_CPU(cmd_resp->data1);
6164 	}
6165 
6166 	return status;
6167 }
6168 
6169 /**
6170  * i40e_aq_alternate_read_indirect
6171  * @hw: pointer to the hardware structure
6172  * @addr: address of the alternate structure field
6173  * @dw_count: number of alternate structure fields to read
6174  * @buffer: pointer to the command buffer
6175  *
6176  * Read 'dw_count' dwords from alternate structure starting at 'addr' and
6177  * place them in 'buffer'. The buffer should be allocated by caller.
6178  *
6179  **/
i40e_aq_alternate_read_indirect(struct i40e_hw * hw,u32 addr,u32 dw_count,void * buffer)6180 enum i40e_status_code i40e_aq_alternate_read_indirect(struct i40e_hw *hw,
6181 				u32 addr, u32 dw_count, void *buffer)
6182 {
6183 	struct i40e_aq_desc desc;
6184 	struct i40e_aqc_alternate_ind_write *cmd_resp =
6185 		(struct i40e_aqc_alternate_ind_write *)&desc.params.raw;
6186 	enum i40e_status_code status;
6187 
6188 	if (buffer == NULL)
6189 		return I40E_ERR_PARAM;
6190 
6191 	/* Indirect command */
6192 	i40e_fill_default_direct_cmd_desc(&desc,
6193 		i40e_aqc_opc_alternate_read_indirect);
6194 
6195 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_RD);
6196 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
6197 	if (dw_count > (I40E_AQ_LARGE_BUF/4))
6198 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
6199 
6200 	cmd_resp->address = CPU_TO_LE32(addr);
6201 	cmd_resp->length = CPU_TO_LE32(dw_count);
6202 
6203 	status = i40e_asq_send_command(hw, &desc, buffer,
6204 				       I40E_LO_DWORD(4*dw_count), NULL);
6205 
6206 	return status;
6207 }
6208 
6209 /**
6210  *  i40e_aq_alternate_clear
6211  *  @hw: pointer to the HW structure.
6212  *
6213  *  Clear the alternate structures of the port from which the function
6214  *  is called.
6215  *
6216  **/
i40e_aq_alternate_clear(struct i40e_hw * hw)6217 enum i40e_status_code i40e_aq_alternate_clear(struct i40e_hw *hw)
6218 {
6219 	struct i40e_aq_desc desc;
6220 	enum i40e_status_code status;
6221 
6222 	i40e_fill_default_direct_cmd_desc(&desc,
6223 					  i40e_aqc_opc_alternate_clear_port);
6224 
6225 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6226 
6227 	return status;
6228 }
6229 
6230 /**
6231  *  i40e_aq_alternate_write_done
6232  *  @hw: pointer to the HW structure.
6233  *  @bios_mode: indicates whether the command is executed by UEFI or legacy BIOS
6234  *  @reset_needed: indicates the SW should trigger GLOBAL reset
6235  *
6236  *  Indicates to the FW that alternate structures have been changed.
6237  *
6238  **/
i40e_aq_alternate_write_done(struct i40e_hw * hw,u8 bios_mode,bool * reset_needed)6239 enum i40e_status_code i40e_aq_alternate_write_done(struct i40e_hw *hw,
6240 		u8 bios_mode, bool *reset_needed)
6241 {
6242 	struct i40e_aq_desc desc;
6243 	struct i40e_aqc_alternate_write_done *cmd =
6244 		(struct i40e_aqc_alternate_write_done *)&desc.params.raw;
6245 	enum i40e_status_code status;
6246 
6247 	if (reset_needed == NULL)
6248 		return I40E_ERR_PARAM;
6249 
6250 	i40e_fill_default_direct_cmd_desc(&desc,
6251 					  i40e_aqc_opc_alternate_write_done);
6252 
6253 	cmd->cmd_flags = CPU_TO_LE16(bios_mode);
6254 
6255 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6256 	if (!status && reset_needed)
6257 		*reset_needed = ((LE16_TO_CPU(cmd->cmd_flags) &
6258 				 I40E_AQ_ALTERNATE_RESET_NEEDED) != 0);
6259 
6260 	return status;
6261 }
6262 
6263 /**
6264  *  i40e_aq_set_oem_mode
6265  *  @hw: pointer to the HW structure.
6266  *  @oem_mode: the OEM mode to be used
6267  *
6268  *  Sets the device to a specific operating mode. Currently the only supported
6269  *  mode is no_clp, which causes FW to refrain from using Alternate RAM.
6270  *
6271  **/
i40e_aq_set_oem_mode(struct i40e_hw * hw,u8 oem_mode)6272 enum i40e_status_code i40e_aq_set_oem_mode(struct i40e_hw *hw,
6273 		u8 oem_mode)
6274 {
6275 	struct i40e_aq_desc desc;
6276 	struct i40e_aqc_alternate_write_done *cmd =
6277 		(struct i40e_aqc_alternate_write_done *)&desc.params.raw;
6278 	enum i40e_status_code status;
6279 
6280 	i40e_fill_default_direct_cmd_desc(&desc,
6281 					  i40e_aqc_opc_alternate_set_mode);
6282 
6283 	cmd->cmd_flags = CPU_TO_LE16(oem_mode);
6284 
6285 	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
6286 
6287 	return status;
6288 }
6289 
6290 /**
6291  * i40e_aq_resume_port_tx
6292  * @hw: pointer to the hardware structure
6293  * @cmd_details: pointer to command details structure or NULL
6294  *
6295  * Resume port's Tx traffic
6296  **/
i40e_aq_resume_port_tx(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)6297 enum i40e_status_code i40e_aq_resume_port_tx(struct i40e_hw *hw,
6298 				struct i40e_asq_cmd_details *cmd_details)
6299 {
6300 	struct i40e_aq_desc desc;
6301 	enum i40e_status_code status;
6302 
6303 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_resume_port_tx);
6304 
6305 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
6306 
6307 	return status;
6308 }
6309 
6310 /**
6311  * i40e_set_pci_config_data - store PCI bus info
6312  * @hw: pointer to hardware structure
6313  * @link_status: the link status word from PCI config space
6314  *
6315  * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
6316  **/
i40e_set_pci_config_data(struct i40e_hw * hw,u16 link_status)6317 void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
6318 {
6319 	hw->bus.type = i40e_bus_type_pci_express;
6320 
6321 	switch (link_status & I40E_PCI_LINK_WIDTH) {
6322 	case I40E_PCI_LINK_WIDTH_1:
6323 		hw->bus.width = i40e_bus_width_pcie_x1;
6324 		break;
6325 	case I40E_PCI_LINK_WIDTH_2:
6326 		hw->bus.width = i40e_bus_width_pcie_x2;
6327 		break;
6328 	case I40E_PCI_LINK_WIDTH_4:
6329 		hw->bus.width = i40e_bus_width_pcie_x4;
6330 		break;
6331 	case I40E_PCI_LINK_WIDTH_8:
6332 		hw->bus.width = i40e_bus_width_pcie_x8;
6333 		break;
6334 	default:
6335 		hw->bus.width = i40e_bus_width_unknown;
6336 		break;
6337 	}
6338 
6339 	switch (link_status & I40E_PCI_LINK_SPEED) {
6340 	case I40E_PCI_LINK_SPEED_2500:
6341 		hw->bus.speed = i40e_bus_speed_2500;
6342 		break;
6343 	case I40E_PCI_LINK_SPEED_5000:
6344 		hw->bus.speed = i40e_bus_speed_5000;
6345 		break;
6346 	case I40E_PCI_LINK_SPEED_8000:
6347 		hw->bus.speed = i40e_bus_speed_8000;
6348 		break;
6349 	default:
6350 		hw->bus.speed = i40e_bus_speed_unknown;
6351 		break;
6352 	}
6353 }
6354 
6355 /**
6356  * i40e_aq_debug_dump
6357  * @hw: pointer to the hardware structure
6358  * @cluster_id: specific cluster to dump
6359  * @table_id: table id within cluster
6360  * @start_index: index of line in the block to read
6361  * @buff_size: dump buffer size
6362  * @buff: dump buffer
6363  * @ret_buff_size: actual buffer size returned
6364  * @ret_next_table: next block to read
6365  * @ret_next_index: next index to read
6366  * @cmd_details: pointer to command details structure or NULL
6367  *
6368  * Dump internal FW/HW data for debug purposes.
6369  *
6370  **/
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)6371 enum i40e_status_code i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
6372 				u8 table_id, u32 start_index, u16 buff_size,
6373 				void *buff, u16 *ret_buff_size,
6374 				u8 *ret_next_table, u32 *ret_next_index,
6375 				struct i40e_asq_cmd_details *cmd_details)
6376 {
6377 	struct i40e_aq_desc desc;
6378 	struct i40e_aqc_debug_dump_internals *cmd =
6379 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
6380 	struct i40e_aqc_debug_dump_internals *resp =
6381 		(struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
6382 	enum i40e_status_code status;
6383 
6384 	if (buff_size == 0 || !buff)
6385 		return I40E_ERR_PARAM;
6386 
6387 	i40e_fill_default_direct_cmd_desc(&desc,
6388 					  i40e_aqc_opc_debug_dump_internals);
6389 	/* Indirect Command */
6390 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
6391 	if (buff_size > I40E_AQ_LARGE_BUF)
6392 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
6393 
6394 	cmd->cluster_id = cluster_id;
6395 	cmd->table_id = table_id;
6396 	cmd->idx = CPU_TO_LE32(start_index);
6397 
6398 	desc.datalen = CPU_TO_LE16(buff_size);
6399 
6400 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
6401 	if (!status) {
6402 		if (ret_buff_size != NULL)
6403 			*ret_buff_size = LE16_TO_CPU(desc.datalen);
6404 		if (ret_next_table != NULL)
6405 			*ret_next_table = resp->table_id;
6406 		if (ret_next_index != NULL)
6407 			*ret_next_index = LE32_TO_CPU(resp->idx);
6408 	}
6409 
6410 	return status;
6411 }
6412 
6413 
6414 /**
6415  * i40e_enable_eee
6416  * @hw: pointer to the hardware structure
6417  * @enable: state of Energy Efficient Ethernet mode to be set
6418  *
6419  * Enables or disables Energy Efficient Ethernet (EEE) mode
6420  * accordingly to @enable parameter.
6421  **/
i40e_enable_eee(struct i40e_hw * hw,bool enable)6422 enum i40e_status_code i40e_enable_eee(struct i40e_hw *hw, bool enable)
6423 {
6424 	struct i40e_aq_get_phy_abilities_resp abilities;
6425 	struct i40e_aq_set_phy_config config;
6426 	enum i40e_status_code status;
6427 	__le16 eee_capability;
6428 
6429 	/* Get initial PHY capabilities */
6430 	status = i40e_aq_get_phy_capabilities(hw, false, true, &abilities,
6431 					      NULL);
6432 	if (status)
6433 		goto err;
6434 
6435 	/* Check whether NIC configuration is compatible with Energy Efficient
6436 	 * Ethernet (EEE) mode.
6437 	 */
6438 	if (abilities.eee_capability == 0) {
6439 		status = I40E_ERR_CONFIG;
6440 		goto err;
6441 	}
6442 
6443 	/* Cache initial EEE capability */
6444 	eee_capability = abilities.eee_capability;
6445 
6446 	/* Get current configuration */
6447 	status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
6448 					      NULL);
6449 	if (status)
6450 		goto err;
6451 
6452 	/* Cache current configuration */
6453 	config.phy_type = abilities.phy_type;
6454 	config.phy_type_ext = abilities.phy_type_ext;
6455 	config.link_speed = abilities.link_speed;
6456 	config.abilities = abilities.abilities |
6457 			   I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
6458 	config.eeer = abilities.eeer_val;
6459 	config.low_power_ctrl = abilities.d3_lpan;
6460 	config.fec_config = abilities.fec_cfg_curr_mod_ext_info &
6461 			    I40E_AQ_PHY_FEC_CONFIG_MASK;
6462 
6463 	/* Set desired EEE state */
6464 	if (enable) {
6465 		config.eee_capability = eee_capability;
6466 		config.eeer |= I40E_PRTPM_EEER_TX_LPI_EN_MASK;
6467 	} else {
6468 		config.eee_capability = 0;
6469 		config.eeer &= ~I40E_PRTPM_EEER_TX_LPI_EN_MASK;
6470 	}
6471 
6472 	/* Save modified config */
6473 	status = i40e_aq_set_phy_config(hw, &config, NULL);
6474 err:
6475 	return status;
6476 }
6477 
6478 /**
6479  * i40e_read_bw_from_alt_ram
6480  * @hw: pointer to the hardware structure
6481  * @max_bw: pointer for max_bw read
6482  * @min_bw: pointer for min_bw read
6483  * @min_valid: pointer for bool that is true if min_bw is a valid value
6484  * @max_valid: pointer for bool that is true if max_bw is a valid value
6485  *
6486  * Read bw from the alternate ram for the given pf
6487  **/
i40e_read_bw_from_alt_ram(struct i40e_hw * hw,u32 * max_bw,u32 * min_bw,bool * min_valid,bool * max_valid)6488 enum i40e_status_code i40e_read_bw_from_alt_ram(struct i40e_hw *hw,
6489 					u32 *max_bw, u32 *min_bw,
6490 					bool *min_valid, bool *max_valid)
6491 {
6492 	enum i40e_status_code status;
6493 	u32 max_bw_addr, min_bw_addr;
6494 
6495 	/* Calculate the address of the min/max bw registers */
6496 	max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
6497 		      I40E_ALT_STRUCT_MAX_BW_OFFSET +
6498 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
6499 	min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
6500 		      I40E_ALT_STRUCT_MIN_BW_OFFSET +
6501 		      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
6502 
6503 	/* Read the bandwidths from alt ram */
6504 	status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw,
6505 					min_bw_addr, min_bw);
6506 
6507 	if (*min_bw & I40E_ALT_BW_VALID_MASK)
6508 		*min_valid = true;
6509 	else
6510 		*min_valid = false;
6511 
6512 	if (*max_bw & I40E_ALT_BW_VALID_MASK)
6513 		*max_valid = true;
6514 	else
6515 		*max_valid = false;
6516 
6517 	return status;
6518 }
6519 
6520 /**
6521  * i40e_aq_configure_partition_bw
6522  * @hw: pointer to the hardware structure
6523  * @bw_data: Buffer holding valid pfs and bw limits
6524  * @cmd_details: pointer to command details
6525  *
6526  * Configure partitions guaranteed/max bw
6527  **/
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)6528 enum i40e_status_code i40e_aq_configure_partition_bw(struct i40e_hw *hw,
6529 			struct i40e_aqc_configure_partition_bw_data *bw_data,
6530 			struct i40e_asq_cmd_details *cmd_details)
6531 {
6532 	enum i40e_status_code status;
6533 	struct i40e_aq_desc desc;
6534 	u16 bwd_size = sizeof(*bw_data);
6535 
6536 	i40e_fill_default_direct_cmd_desc(&desc,
6537 				i40e_aqc_opc_configure_partition_bw);
6538 
6539 	/* Indirect command */
6540 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
6541 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
6542 
6543 	desc.datalen = CPU_TO_LE16(bwd_size);
6544 
6545 	status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size, cmd_details);
6546 
6547 	return status;
6548 }
6549 
6550 /**
6551  * i40e_read_phy_register_clause22
6552  * @hw: pointer to the HW structure
6553  * @reg: register address in the page
6554  * @phy_addr: PHY address on MDIO interface
6555  * @value: PHY register value
6556  *
6557  * Reads specified PHY register value
6558  **/
i40e_read_phy_register_clause22(struct i40e_hw * hw,u16 reg,u8 phy_addr,u16 * value)6559 enum i40e_status_code i40e_read_phy_register_clause22(struct i40e_hw *hw,
6560 					u16 reg, u8 phy_addr, u16 *value)
6561 {
6562 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6563 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6564 	u32 command = 0;
6565 	u16 retry = 1000;
6566 
6567 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6568 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6569 		  (I40E_MDIO_CLAUSE22_OPCODE_READ_MASK) |
6570 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
6571 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
6572 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6573 	do {
6574 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6575 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6576 			status = I40E_SUCCESS;
6577 			break;
6578 		}
6579 		i40e_usec_delay(10);
6580 		retry--;
6581 	} while (retry);
6582 
6583 	if (status) {
6584 		i40e_debug(hw, I40E_DEBUG_PHY,
6585 			   "PHY: Can't write command to external PHY.\n");
6586 	} else {
6587 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
6588 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
6589 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
6590 	}
6591 
6592 	return status;
6593 }
6594 
6595 /**
6596  * i40e_write_phy_register_clause22
6597  * @hw: pointer to the HW structure
6598  * @reg: register address in the page
6599  * @phy_addr: PHY address on MDIO interface
6600  * @value: PHY register value
6601  *
6602  * Writes specified PHY register value
6603  **/
i40e_write_phy_register_clause22(struct i40e_hw * hw,u16 reg,u8 phy_addr,u16 value)6604 enum i40e_status_code i40e_write_phy_register_clause22(struct i40e_hw *hw,
6605 					u16 reg, u8 phy_addr, u16 value)
6606 {
6607 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6608 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6609 	u32 command  = 0;
6610 	u16 retry = 1000;
6611 
6612 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
6613 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
6614 
6615 	command = (reg << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6616 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6617 		  (I40E_MDIO_CLAUSE22_OPCODE_WRITE_MASK) |
6618 		  (I40E_MDIO_CLAUSE22_STCODE_MASK) |
6619 		  (I40E_GLGEN_MSCA_MDICMD_MASK);
6620 
6621 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6622 	do {
6623 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6624 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6625 			status = I40E_SUCCESS;
6626 			break;
6627 		}
6628 		i40e_usec_delay(10);
6629 		retry--;
6630 	} while (retry);
6631 
6632 	return status;
6633 }
6634 
6635 /**
6636  * i40e_read_phy_register_clause45
6637  * @hw: pointer to the HW structure
6638  * @page: registers page number
6639  * @reg: register address in the page
6640  * @phy_addr: PHY address on MDIO interface
6641  * @value: PHY register value
6642  *
6643  * Reads specified PHY register value
6644  **/
i40e_read_phy_register_clause45(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 * value)6645 enum i40e_status_code i40e_read_phy_register_clause45(struct i40e_hw *hw,
6646 				u8 page, u16 reg, u8 phy_addr, u16 *value)
6647 {
6648 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6649 	u32 command  = 0;
6650 	u16 retry = 1000;
6651 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6652 
6653 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
6654 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6655 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6656 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
6657 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6658 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6659 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6660 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6661 	do {
6662 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6663 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6664 			status = I40E_SUCCESS;
6665 			break;
6666 		}
6667 		i40e_usec_delay(10);
6668 		retry--;
6669 	} while (retry);
6670 
6671 	if (status) {
6672 		i40e_debug(hw, I40E_DEBUG_PHY,
6673 			   "PHY: Can't write command to external PHY.\n");
6674 		goto phy_read_end;
6675 	}
6676 
6677 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6678 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6679 		  (I40E_MDIO_CLAUSE45_OPCODE_READ_MASK) |
6680 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6681 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6682 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6683 	status = I40E_ERR_TIMEOUT;
6684 	retry = 1000;
6685 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6686 	do {
6687 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6688 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6689 			status = I40E_SUCCESS;
6690 			break;
6691 		}
6692 		i40e_usec_delay(10);
6693 		retry--;
6694 	} while (retry);
6695 
6696 	if (!status) {
6697 		command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
6698 		*value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
6699 			 I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
6700 	} else {
6701 		i40e_debug(hw, I40E_DEBUG_PHY,
6702 			   "PHY: Can't read register value from external PHY.\n");
6703 	}
6704 
6705 phy_read_end:
6706 	return status;
6707 }
6708 
6709 /**
6710  * i40e_write_phy_register_clause45
6711  * @hw: pointer to the HW structure
6712  * @page: registers page number
6713  * @reg: register address in the page
6714  * @phy_addr: PHY address on MDIO interface
6715  * @value: PHY register value
6716  *
6717  * Writes value to specified PHY register
6718  **/
i40e_write_phy_register_clause45(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 value)6719 enum i40e_status_code i40e_write_phy_register_clause45(struct i40e_hw *hw,
6720 				u8 page, u16 reg, u8 phy_addr, u16 value)
6721 {
6722 	enum i40e_status_code status = I40E_ERR_TIMEOUT;
6723 	u32 command  = 0;
6724 	u16 retry = 1000;
6725 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6726 
6727 	command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
6728 		  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6729 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6730 		  (I40E_MDIO_CLAUSE45_OPCODE_ADDRESS_MASK) |
6731 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6732 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6733 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6734 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6735 	do {
6736 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6737 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6738 			status = I40E_SUCCESS;
6739 			break;
6740 		}
6741 		i40e_usec_delay(10);
6742 		retry--;
6743 	} while (retry);
6744 	if (status) {
6745 		i40e_debug(hw, I40E_DEBUG_PHY,
6746 			   "PHY: Can't write command to external PHY.\n");
6747 		goto phy_write_end;
6748 	}
6749 
6750 	command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
6751 	wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
6752 
6753 	command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
6754 		  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
6755 		  (I40E_MDIO_CLAUSE45_OPCODE_WRITE_MASK) |
6756 		  (I40E_MDIO_CLAUSE45_STCODE_MASK) |
6757 		  (I40E_GLGEN_MSCA_MDICMD_MASK) |
6758 		  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
6759 	status = I40E_ERR_TIMEOUT;
6760 	retry = 1000;
6761 	wr32(hw, I40E_GLGEN_MSCA(port_num), command);
6762 	do {
6763 		command = rd32(hw, I40E_GLGEN_MSCA(port_num));
6764 		if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
6765 			status = I40E_SUCCESS;
6766 			break;
6767 		}
6768 		i40e_usec_delay(10);
6769 		retry--;
6770 	} while (retry);
6771 
6772 phy_write_end:
6773 	return status;
6774 }
6775 
6776 /**
6777  * i40e_write_phy_register
6778  * @hw: pointer to the HW structure
6779  * @page: registers page number
6780  * @reg: register address in the page
6781  * @phy_addr: PHY address on MDIO interface
6782  * @value: PHY register value
6783  *
6784  * Writes value to specified PHY register
6785  **/
i40e_write_phy_register(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 value)6786 enum i40e_status_code i40e_write_phy_register(struct i40e_hw *hw,
6787 				u8 page, u16 reg, u8 phy_addr, u16 value)
6788 {
6789 	enum i40e_status_code status;
6790 
6791 	switch (hw->device_id) {
6792 	case I40E_DEV_ID_1G_BASE_T_X722:
6793 		status = i40e_write_phy_register_clause22(hw,
6794 			reg, phy_addr, value);
6795 		break;
6796 	case I40E_DEV_ID_10G_BASE_T:
6797 	case I40E_DEV_ID_10G_BASE_T4:
6798 	case I40E_DEV_ID_10G_BASE_T_BC:
6799 	case I40E_DEV_ID_5G_BASE_T_BC:
6800 	case I40E_DEV_ID_10G_BASE_T_X722:
6801 	case I40E_DEV_ID_25G_B:
6802 	case I40E_DEV_ID_25G_SFP28:
6803 		status = i40e_write_phy_register_clause45(hw,
6804 			page, reg, phy_addr, value);
6805 		break;
6806 	default:
6807 		status = I40E_ERR_UNKNOWN_PHY;
6808 		break;
6809 	}
6810 
6811 	return status;
6812 }
6813 
6814 /**
6815  * i40e_read_phy_register
6816  * @hw: pointer to the HW structure
6817  * @page: registers page number
6818  * @reg: register address in the page
6819  * @phy_addr: PHY address on MDIO interface
6820  * @value: PHY register value
6821  *
6822  * Reads specified PHY register value
6823  **/
i40e_read_phy_register(struct i40e_hw * hw,u8 page,u16 reg,u8 phy_addr,u16 * value)6824 enum i40e_status_code i40e_read_phy_register(struct i40e_hw *hw,
6825 				u8 page, u16 reg, u8 phy_addr, u16 *value)
6826 {
6827 	enum i40e_status_code status;
6828 
6829 	switch (hw->device_id) {
6830 	case I40E_DEV_ID_1G_BASE_T_X722:
6831 		status = i40e_read_phy_register_clause22(hw, reg, phy_addr,
6832 							 value);
6833 		break;
6834 	case I40E_DEV_ID_10G_BASE_T:
6835 	case I40E_DEV_ID_10G_BASE_T4:
6836 	case I40E_DEV_ID_5G_BASE_T_BC:
6837 	case I40E_DEV_ID_10G_BASE_T_X722:
6838 	case I40E_DEV_ID_25G_B:
6839 	case I40E_DEV_ID_25G_SFP28:
6840 		status = i40e_read_phy_register_clause45(hw, page, reg,
6841 							 phy_addr, value);
6842 		break;
6843 	default:
6844 		status = I40E_ERR_UNKNOWN_PHY;
6845 		break;
6846 	}
6847 
6848 	return status;
6849 }
6850 
6851 /**
6852  * i40e_get_phy_address
6853  * @hw: pointer to the HW structure
6854  * @dev_num: PHY port num that address we want
6855  *
6856  * Gets PHY address for current port
6857  **/
i40e_get_phy_address(struct i40e_hw * hw,u8 dev_num)6858 u8 i40e_get_phy_address(struct i40e_hw *hw, u8 dev_num)
6859 {
6860 	u8 port_num = (u8)hw->func_caps.mdio_port_num;
6861 	u32 reg_val = rd32(hw, I40E_GLGEN_MDIO_I2C_SEL(port_num));
6862 
6863 	return (u8)(reg_val >> ((dev_num + 1) * 5)) & 0x1f;
6864 }
6865 
6866 /**
6867  * i40e_blink_phy_led
6868  * @hw: pointer to the HW structure
6869  * @time: time how long led will blinks in secs
6870  * @interval: gap between LED on and off in msecs
6871  *
6872  * Blinks PHY link LED
6873  **/
i40e_blink_phy_link_led(struct i40e_hw * hw,u32 time,u32 interval)6874 enum i40e_status_code i40e_blink_phy_link_led(struct i40e_hw *hw,
6875 					      u32 time, u32 interval)
6876 {
6877 	enum i40e_status_code status = I40E_SUCCESS;
6878 	u32 i;
6879 	u16 led_ctl = 0;
6880 	u16 gpio_led_port;
6881 	u16 led_reg;
6882 	u16 led_addr = I40E_PHY_LED_PROV_REG_1;
6883 	u8 phy_addr = 0;
6884 	u8 port_num;
6885 
6886 	i = rd32(hw, I40E_PFGEN_PORTNUM);
6887 	port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
6888 	phy_addr = i40e_get_phy_address(hw, port_num);
6889 
6890 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
6891 	     led_addr++) {
6892 		status = i40e_read_phy_register_clause45(hw,
6893 							 I40E_PHY_COM_REG_PAGE,
6894 							 led_addr, phy_addr,
6895 							 &led_reg);
6896 		if (status)
6897 			goto phy_blinking_end;
6898 		led_ctl = led_reg;
6899 		if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
6900 			led_reg = 0;
6901 			status = i40e_write_phy_register_clause45(hw,
6902 							 I40E_PHY_COM_REG_PAGE,
6903 							 led_addr, phy_addr,
6904 							 led_reg);
6905 			if (status)
6906 				goto phy_blinking_end;
6907 			break;
6908 		}
6909 	}
6910 
6911 	if (time > 0 && interval > 0) {
6912 		for (i = 0; i < time * 1000; i += interval) {
6913 			status = i40e_read_phy_register_clause45(hw,
6914 						I40E_PHY_COM_REG_PAGE,
6915 						led_addr, phy_addr, &led_reg);
6916 			if (status)
6917 				goto restore_config;
6918 			if (led_reg & I40E_PHY_LED_MANUAL_ON)
6919 				led_reg = 0;
6920 			else
6921 				led_reg = I40E_PHY_LED_MANUAL_ON;
6922 			status = i40e_write_phy_register_clause45(hw,
6923 						I40E_PHY_COM_REG_PAGE,
6924 						led_addr, phy_addr, led_reg);
6925 			if (status)
6926 				goto restore_config;
6927 			i40e_msec_delay(interval);
6928 		}
6929 	}
6930 
6931 restore_config:
6932 	status = i40e_write_phy_register_clause45(hw,
6933 						  I40E_PHY_COM_REG_PAGE,
6934 						  led_addr, phy_addr, led_ctl);
6935 
6936 phy_blinking_end:
6937 	return status;
6938 }
6939 
6940 /**
6941  * i40e_led_get_reg - read LED register
6942  * @hw: pointer to the HW structure
6943  * @led_addr: LED register address
6944  * @reg_val: read register value
6945  **/
i40e_led_get_reg(struct i40e_hw * hw,u16 led_addr,u32 * reg_val)6946 enum i40e_status_code i40e_led_get_reg(struct i40e_hw *hw, u16 led_addr,
6947 				       u32 *reg_val)
6948 {
6949 	enum i40e_status_code status;
6950 	u8 phy_addr = 0;
6951 
6952 	*reg_val = 0;
6953 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
6954 		status = i40e_aq_get_phy_register(hw,
6955 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
6956 						I40E_PHY_COM_REG_PAGE, true,
6957 						I40E_PHY_LED_PROV_REG_1,
6958 						reg_val, NULL);
6959 	} else {
6960 		phy_addr = i40e_get_phy_address(hw, hw->port);
6961 		status = i40e_read_phy_register_clause45(hw,
6962 							 I40E_PHY_COM_REG_PAGE,
6963 							 led_addr, phy_addr,
6964 							 (u16 *)reg_val);
6965 	}
6966 	return status;
6967 }
6968 
6969 /**
6970  * i40e_led_set_reg - write LED register
6971  * @hw: pointer to the HW structure
6972  * @led_addr: LED register address
6973  * @reg_val: register value to write
6974  **/
i40e_led_set_reg(struct i40e_hw * hw,u16 led_addr,u32 reg_val)6975 enum i40e_status_code i40e_led_set_reg(struct i40e_hw *hw, u16 led_addr,
6976 				       u32 reg_val)
6977 {
6978 	enum i40e_status_code status;
6979 	u8 phy_addr = 0;
6980 
6981 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
6982 		status = i40e_aq_set_phy_register(hw,
6983 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
6984 						I40E_PHY_COM_REG_PAGE, true,
6985 						I40E_PHY_LED_PROV_REG_1,
6986 						reg_val, NULL);
6987 	} else {
6988 		phy_addr = i40e_get_phy_address(hw, hw->port);
6989 		status = i40e_write_phy_register_clause45(hw,
6990 							  I40E_PHY_COM_REG_PAGE,
6991 							  led_addr, phy_addr,
6992 							  (u16)reg_val);
6993 	}
6994 
6995 	return status;
6996 }
6997 
6998 /**
6999  * i40e_led_get_phy - return current on/off mode
7000  * @hw: pointer to the hw struct
7001  * @led_addr: address of led register to use
7002  * @val: original value of register to use
7003  *
7004  **/
i40e_led_get_phy(struct i40e_hw * hw,u16 * led_addr,u16 * val)7005 enum i40e_status_code i40e_led_get_phy(struct i40e_hw *hw, u16 *led_addr,
7006 				       u16 *val)
7007 {
7008 	enum i40e_status_code status = I40E_SUCCESS;
7009 	u16 gpio_led_port;
7010 	u32 reg_val_aq;
7011 	u16 temp_addr;
7012 	u8 phy_addr = 0;
7013 	u16 reg_val;
7014 
7015 	if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
7016 		status = i40e_aq_get_phy_register(hw,
7017 						I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
7018 						I40E_PHY_COM_REG_PAGE, true,
7019 						I40E_PHY_LED_PROV_REG_1,
7020 						&reg_val_aq, NULL);
7021 		if (status == I40E_SUCCESS)
7022 			*val = (u16)reg_val_aq;
7023 		return status;
7024 	}
7025 	temp_addr = I40E_PHY_LED_PROV_REG_1;
7026 	phy_addr = i40e_get_phy_address(hw, hw->port);
7027 	for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
7028 	     temp_addr++) {
7029 		status = i40e_read_phy_register_clause45(hw,
7030 							 I40E_PHY_COM_REG_PAGE,
7031 							 temp_addr, phy_addr,
7032 							 &reg_val);
7033 		if (status)
7034 			return status;
7035 		*val = reg_val;
7036 		if (reg_val & I40E_PHY_LED_LINK_MODE_MASK) {
7037 			*led_addr = temp_addr;
7038 			break;
7039 		}
7040 	}
7041 	return status;
7042 }
7043 
7044 /**
7045  * i40e_led_set_phy
7046  * @hw: pointer to the HW structure
7047  * @on: true or false
7048  * @led_addr: address of led register to use
7049  * @mode: original val plus bit for set or ignore
7050  *
7051  * Set led's on or off when controlled by the PHY
7052  *
7053  **/
i40e_led_set_phy(struct i40e_hw * hw,bool on,u16 led_addr,u32 mode)7054 enum i40e_status_code i40e_led_set_phy(struct i40e_hw *hw, bool on,
7055 				       u16 led_addr, u32 mode)
7056 {
7057 	enum i40e_status_code status = I40E_SUCCESS;
7058 	u32 led_ctl = 0;
7059 	u32 led_reg = 0;
7060 
7061 	status = i40e_led_get_reg(hw, led_addr, &led_reg);
7062 	if (status)
7063 		return status;
7064 	led_ctl = led_reg;
7065 	if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
7066 		led_reg = 0;
7067 		status = i40e_led_set_reg(hw, led_addr, led_reg);
7068 		if (status)
7069 			return status;
7070 	}
7071 	status = i40e_led_get_reg(hw, led_addr, &led_reg);
7072 	if (status)
7073 		goto restore_config;
7074 	if (on)
7075 		led_reg = I40E_PHY_LED_MANUAL_ON;
7076 	else
7077 		led_reg = 0;
7078 	status = i40e_led_set_reg(hw, led_addr, led_reg);
7079 	if (status)
7080 		goto restore_config;
7081 	if (mode & I40E_PHY_LED_MODE_ORIG) {
7082 		led_ctl = (mode & I40E_PHY_LED_MODE_MASK);
7083 		status = i40e_led_set_reg(hw, led_addr, led_ctl);
7084 	}
7085 	return status;
7086 
7087 restore_config:
7088 	status = i40e_led_set_reg(hw, led_addr, led_ctl);
7089 	return status;
7090 }
7091 #endif /* PF_DRIVER */
7092 /**
7093  * i40e_get_phy_lpi_status - read LPI status from PHY or MAC register
7094  * @hw: pointer to the hw struct
7095  * @stat: pointer to structure with status of rx and tx lpi
7096  *
7097  * Read LPI state directly from external PHY register or from MAC
7098  * register, depending on device ID and current link speed.
7099  */
i40e_get_phy_lpi_status(struct i40e_hw * hw,struct i40e_hw_port_stats * stat)7100 enum i40e_status_code i40e_get_phy_lpi_status(struct i40e_hw *hw,
7101 					      struct i40e_hw_port_stats *stat)
7102 {
7103 	enum i40e_status_code ret = I40E_SUCCESS;
7104 	bool eee_mrvl_phy;
7105 	bool eee_bcm_phy;
7106 	u32 val;
7107 
7108 	stat->rx_lpi_status = 0;
7109 	stat->tx_lpi_status = 0;
7110 
7111 	eee_bcm_phy =
7112 		(hw->device_id == I40E_DEV_ID_10G_BASE_T_BC ||
7113 		 hw->device_id == I40E_DEV_ID_5G_BASE_T_BC) &&
7114 		(hw->phy.link_info.link_speed == I40E_LINK_SPEED_2_5GB ||
7115 		 hw->phy.link_info.link_speed == I40E_LINK_SPEED_5GB);
7116 	eee_mrvl_phy =
7117 		hw->device_id == I40E_DEV_ID_1G_BASE_T_X722;
7118 
7119 	if (eee_bcm_phy || eee_mrvl_phy) {
7120 		/* read Clause 45 PCS Status 1 register */
7121 		ret = i40e_aq_get_phy_register(hw,
7122 					       I40E_AQ_PHY_REG_ACCESS_EXTERNAL,
7123 					       I40E_BCM_PHY_PCS_STATUS1_PAGE,
7124 					       true,
7125 					       I40E_BCM_PHY_PCS_STATUS1_REG,
7126 					       &val, NULL);
7127 
7128 		if (ret != I40E_SUCCESS)
7129 			return ret;
7130 
7131 		stat->rx_lpi_status = !!(val & I40E_BCM_PHY_PCS_STATUS1_RX_LPI);
7132 		stat->tx_lpi_status = !!(val & I40E_BCM_PHY_PCS_STATUS1_TX_LPI);
7133 
7134 		return ret;
7135 	}
7136 
7137 	val = rd32(hw, I40E_PRTPM_EEE_STAT);
7138 	stat->rx_lpi_status = (val & I40E_PRTPM_EEE_STAT_RX_LPI_STATUS_MASK) >>
7139 			       I40E_PRTPM_EEE_STAT_RX_LPI_STATUS_SHIFT;
7140 	stat->tx_lpi_status = (val & I40E_PRTPM_EEE_STAT_TX_LPI_STATUS_MASK) >>
7141 			       I40E_PRTPM_EEE_STAT_TX_LPI_STATUS_SHIFT;
7142 
7143 	return ret;
7144 }
7145 
7146 /**
7147  * i40e_get_lpi_counters - read LPI counters from EEE statistics
7148  * @hw: pointer to the hw struct
7149  * @tx_counter: pointer to memory for TX LPI counter
7150  * @rx_counter: pointer to memory for RX LPI counter
7151  * @is_clear:   returns true if counters are clear after read
7152  *
7153  * Read Low Power Idle (LPI) mode counters from Energy Efficient
7154  * Ethernet (EEE) statistics.
7155  **/
i40e_get_lpi_counters(struct i40e_hw * hw,u32 * tx_counter,u32 * rx_counter,bool * is_clear)7156 enum i40e_status_code i40e_get_lpi_counters(struct i40e_hw *hw,
7157 					    u32 *tx_counter, u32 *rx_counter,
7158 					    bool *is_clear)
7159 {
7160 	/* only X710-T*L requires special handling of counters
7161 	 * for other devices we just read the MAC registers
7162 	 */
7163 	if ((hw->device_id == I40E_DEV_ID_10G_BASE_T_BC ||
7164 	     hw->device_id == I40E_DEV_ID_5G_BASE_T_BC) &&
7165 	    hw->phy.link_info.link_speed != I40E_LINK_SPEED_1GB) {
7166 		enum i40e_status_code retval;
7167 		u32 cmd_status = 0;
7168 
7169 		*is_clear = false;
7170 		retval = i40e_aq_run_phy_activity(hw,
7171 				I40E_AQ_RUN_PHY_ACT_ID_USR_DFND,
7172 				I40E_AQ_RUN_PHY_ACT_DNL_OPCODE_GET_EEE_STAT,
7173 				&cmd_status, tx_counter, rx_counter, NULL);
7174 
7175 		if (!retval && cmd_status != I40E_AQ_RUN_PHY_ACT_CMD_STAT_SUCC)
7176 			retval = I40E_ERR_ADMIN_QUEUE_ERROR;
7177 
7178 		return retval;
7179 	}
7180 
7181 	*is_clear = true;
7182 	*tx_counter = rd32(hw, I40E_PRTPM_TLPIC);
7183 	*rx_counter = rd32(hw, I40E_PRTPM_RLPIC);
7184 
7185 	return I40E_SUCCESS;
7186 }
7187 
7188 /**
7189  * i40e_get_lpi_duration - read LPI time duration from EEE statistics
7190  * @hw: pointer to the hw struct
7191  * @stat: pointer to structure with status of rx and tx lpi
7192  * @tx_duration: pointer to memory for TX LPI time duration
7193  * @rx_duration: pointer to memory for RX LPI time duration
7194  *
7195  * Read Low Power Idle (LPI) mode time duration from Energy Efficient
7196  * Ethernet (EEE) statistics.
7197  */
i40e_get_lpi_duration(struct i40e_hw * hw,struct i40e_hw_port_stats * stat,u64 * tx_duration,u64 * rx_duration)7198 enum i40e_status_code i40e_get_lpi_duration(struct i40e_hw *hw,
7199 					    struct i40e_hw_port_stats *stat,
7200 					    u64 *tx_duration, u64 *rx_duration)
7201 {
7202 	u32 tx_time_dur, rx_time_dur;
7203 	enum i40e_status_code retval;
7204 	u32 cmd_status;
7205 
7206 	if (hw->device_id != I40E_DEV_ID_10G_BASE_T_BC &&
7207 	    hw->device_id != I40E_DEV_ID_5G_BASE_T_BC)
7208 		return I40E_ERR_NOT_IMPLEMENTED;
7209 
7210 	retval = i40e_aq_run_phy_activity
7211 		(hw, I40E_AQ_RUN_PHY_ACT_ID_USR_DFND,
7212 		I40E_AQ_RUN_PHY_ACT_DNL_OPCODE_GET_EEE_DUR,
7213 		&cmd_status, &tx_time_dur, &rx_time_dur, NULL);
7214 
7215 	if (retval)
7216 		return retval;
7217 	if ((cmd_status & I40E_AQ_RUN_PHY_ACT_CMD_STAT_MASK) !=
7218 	    I40E_AQ_RUN_PHY_ACT_CMD_STAT_SUCC)
7219 		return I40E_ERR_ADMIN_QUEUE_ERROR;
7220 
7221 	if (hw->phy.link_info.link_speed == I40E_LINK_SPEED_1GB &&
7222 	    !tx_time_dur && !rx_time_dur &&
7223 	    stat->tx_lpi_status && stat->rx_lpi_status) {
7224 		retval = i40e_aq_run_phy_activity
7225 			(hw, I40E_AQ_RUN_PHY_ACT_ID_USR_DFND,
7226 			I40E_AQ_RUN_PHY_ACT_DNL_OPCODE_GET_EEE_STAT_DUR,
7227 			&cmd_status,
7228 			&tx_time_dur, &rx_time_dur, NULL);
7229 
7230 		if (retval)
7231 			return retval;
7232 		if ((cmd_status & I40E_AQ_RUN_PHY_ACT_CMD_STAT_MASK) !=
7233 		    I40E_AQ_RUN_PHY_ACT_CMD_STAT_SUCC)
7234 			return I40E_ERR_ADMIN_QUEUE_ERROR;
7235 		tx_time_dur = 0;
7236 		rx_time_dur = 0;
7237 	}
7238 
7239 	*tx_duration = tx_time_dur;
7240 	*rx_duration = rx_time_dur;
7241 
7242 	return retval;
7243 }
7244 
7245 /**
7246  * i40e_lpi_stat_update - update LPI counters with values relative to offset
7247  * @hw: pointer to the hw struct
7248  * @offset_loaded: flag indicating need of writing current value to offset
7249  * @tx_offset: pointer to offset of TX LPI counter
7250  * @tx_stat: pointer to value of TX LPI counter
7251  * @rx_offset: pointer to offset of RX LPI counter
7252  * @rx_stat: pointer to value of RX LPI counter
7253  *
7254  * Update Low Power Idle (LPI) mode counters while having regard to passed
7255  * offsets.
7256  **/
i40e_lpi_stat_update(struct i40e_hw * hw,bool offset_loaded,u64 * tx_offset,u64 * tx_stat,u64 * rx_offset,u64 * rx_stat)7257 enum i40e_status_code i40e_lpi_stat_update(struct i40e_hw *hw,
7258 					   bool offset_loaded, u64 *tx_offset,
7259 					   u64 *tx_stat, u64 *rx_offset,
7260 					   u64 *rx_stat)
7261 {
7262 	enum i40e_status_code retval;
7263 	u32 tx_counter, rx_counter;
7264 	bool is_clear;
7265 
7266 	retval = i40e_get_lpi_counters(hw, &tx_counter, &rx_counter, &is_clear);
7267 	if (retval)
7268 		goto err;
7269 
7270 	if (is_clear) {
7271 		*tx_stat += tx_counter;
7272 		*rx_stat += rx_counter;
7273 	} else {
7274 		if (!offset_loaded) {
7275 			*tx_offset = tx_counter;
7276 			*rx_offset = rx_counter;
7277 		}
7278 
7279 		*tx_stat = (tx_counter >= *tx_offset) ?
7280 			(u32)(tx_counter - *tx_offset) :
7281 			(u32)((tx_counter + BIT_ULL(32)) - *tx_offset);
7282 		*rx_stat = (rx_counter >= *rx_offset) ?
7283 			(u32)(rx_counter - *rx_offset) :
7284 			(u32)((rx_counter + BIT_ULL(32)) - *rx_offset);
7285 	}
7286 err:
7287 	return retval;
7288 }
7289 
7290 /**
7291  * i40e_aq_rx_ctl_read_register - use FW to read from an Rx control register
7292  * @hw: pointer to the hw struct
7293  * @reg_addr: register address
7294  * @reg_val: ptr to register value
7295  * @cmd_details: pointer to command details structure or NULL
7296  *
7297  * Use the firmware to read the Rx control register,
7298  * especially useful if the Rx unit is under heavy pressure
7299  **/
i40e_aq_rx_ctl_read_register(struct i40e_hw * hw,u32 reg_addr,u32 * reg_val,struct i40e_asq_cmd_details * cmd_details)7300 enum i40e_status_code i40e_aq_rx_ctl_read_register(struct i40e_hw *hw,
7301 				u32 reg_addr, u32 *reg_val,
7302 				struct i40e_asq_cmd_details *cmd_details)
7303 {
7304 	struct i40e_aq_desc desc;
7305 	struct i40e_aqc_rx_ctl_reg_read_write *cmd_resp =
7306 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
7307 	enum i40e_status_code status;
7308 
7309 	if (reg_val == NULL)
7310 		return I40E_ERR_PARAM;
7311 
7312 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_read);
7313 
7314 	cmd_resp->address = CPU_TO_LE32(reg_addr);
7315 
7316 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7317 
7318 	if (status == I40E_SUCCESS)
7319 		*reg_val = LE32_TO_CPU(cmd_resp->value);
7320 
7321 	return status;
7322 }
7323 
7324 /**
7325  * i40e_read_rx_ctl - read from an Rx control register
7326  * @hw: pointer to the hw struct
7327  * @reg_addr: register address
7328  **/
i40e_read_rx_ctl(struct i40e_hw * hw,u32 reg_addr)7329 u32 i40e_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr)
7330 {
7331 	enum i40e_status_code status = I40E_SUCCESS;
7332 	bool use_register;
7333 	int retry = 5;
7334 	u32 val = 0;
7335 
7336 	use_register = (((hw->aq.api_maj_ver == 1) &&
7337 			(hw->aq.api_min_ver < 5)) ||
7338 			(hw->mac.type == I40E_MAC_X722));
7339 	if (!use_register) {
7340 do_retry:
7341 		status = i40e_aq_rx_ctl_read_register(hw, reg_addr, &val, NULL);
7342 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
7343 			i40e_msec_delay(1);
7344 			retry--;
7345 			goto do_retry;
7346 		}
7347 	}
7348 
7349 	/* if the AQ access failed, try the old-fashioned way */
7350 	if (status || use_register)
7351 		val = rd32(hw, reg_addr);
7352 
7353 	return val;
7354 }
7355 
7356 /**
7357  * i40e_aq_rx_ctl_write_register
7358  * @hw: pointer to the hw struct
7359  * @reg_addr: register address
7360  * @reg_val: register value
7361  * @cmd_details: pointer to command details structure or NULL
7362  *
7363  * Use the firmware to write to an Rx control register,
7364  * especially useful if the Rx unit is under heavy pressure
7365  **/
i40e_aq_rx_ctl_write_register(struct i40e_hw * hw,u32 reg_addr,u32 reg_val,struct i40e_asq_cmd_details * cmd_details)7366 enum i40e_status_code i40e_aq_rx_ctl_write_register(struct i40e_hw *hw,
7367 				u32 reg_addr, u32 reg_val,
7368 				struct i40e_asq_cmd_details *cmd_details)
7369 {
7370 	struct i40e_aq_desc desc;
7371 	struct i40e_aqc_rx_ctl_reg_read_write *cmd =
7372 		(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
7373 	enum i40e_status_code status;
7374 
7375 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_write);
7376 
7377 	cmd->address = CPU_TO_LE32(reg_addr);
7378 	cmd->value = CPU_TO_LE32(reg_val);
7379 
7380 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7381 
7382 	return status;
7383 }
7384 
7385 /**
7386  * i40e_write_rx_ctl - write to an Rx control register
7387  * @hw: pointer to the hw struct
7388  * @reg_addr: register address
7389  * @reg_val: register value
7390  **/
i40e_write_rx_ctl(struct i40e_hw * hw,u32 reg_addr,u32 reg_val)7391 void i40e_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val)
7392 {
7393 	enum i40e_status_code status = I40E_SUCCESS;
7394 	bool use_register;
7395 	int retry = 5;
7396 
7397 	use_register = (((hw->aq.api_maj_ver == 1) &&
7398 			(hw->aq.api_min_ver < 5)) ||
7399 			(hw->mac.type == I40E_MAC_X722));
7400 	if (!use_register) {
7401 do_retry:
7402 		status = i40e_aq_rx_ctl_write_register(hw, reg_addr,
7403 						       reg_val, NULL);
7404 		if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
7405 			i40e_msec_delay(1);
7406 			retry--;
7407 			goto do_retry;
7408 		}
7409 	}
7410 
7411 	/* if the AQ access failed, try the old-fashioned way */
7412 	if (status || use_register)
7413 		wr32(hw, reg_addr, reg_val);
7414 }
7415 
7416 /**
7417  * i40e_mdio_if_number_selection - MDIO I/F number selection
7418  * @hw: pointer to the hw struct
7419  * @set_mdio: use MDIO I/F number specified by mdio_num
7420  * @mdio_num: MDIO I/F number
7421  * @cmd: pointer to PHY Register command structure
7422  **/
7423 static void
i40e_mdio_if_number_selection(struct i40e_hw * hw,bool set_mdio,u8 mdio_num,struct i40e_aqc_phy_register_access * cmd)7424 i40e_mdio_if_number_selection(struct i40e_hw *hw, bool set_mdio, u8 mdio_num,
7425 			      struct i40e_aqc_phy_register_access *cmd)
7426 {
7427 	if (set_mdio && cmd->phy_interface == I40E_AQ_PHY_REG_ACCESS_EXTERNAL) {
7428 		if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_EXTENDED)
7429 			cmd->cmd_flags |=
7430 				I40E_AQ_PHY_REG_ACCESS_SET_MDIO_IF_NUMBER |
7431 				((mdio_num <<
7432 				I40E_AQ_PHY_REG_ACCESS_MDIO_IF_NUMBER_SHIFT) &
7433 				I40E_AQ_PHY_REG_ACCESS_MDIO_IF_NUMBER_MASK);
7434 		else
7435 			i40e_debug(hw, I40E_DEBUG_PHY,
7436 				   "MDIO I/F number selection not supported by current FW version.\n");
7437 	}
7438 }
7439 
7440 /**
7441  * i40e_aq_set_phy_register_ext
7442  * @hw: pointer to the hw struct
7443  * @phy_select: select which phy should be accessed
7444  * @dev_addr: PHY device address
7445  * @page_change: enable auto page change
7446  * @set_mdio: use MDIO I/F number specified by mdio_num
7447  * @mdio_num: MDIO I/F number
7448  * @reg_addr: PHY register address
7449  * @reg_val: new register value
7450  * @cmd_details: pointer to command details structure or NULL
7451  *
7452  * Write the external PHY register.
7453  * NOTE: In common cases MDIO I/F number should not be changed, thats why you
7454  * may use simple wrapper i40e_aq_set_phy_register.
7455  **/
7456 enum i40e_status_code
i40e_aq_set_phy_register_ext(struct i40e_hw * hw,u8 phy_select,u8 dev_addr,bool page_change,bool set_mdio,u8 mdio_num,u32 reg_addr,u32 reg_val,struct i40e_asq_cmd_details * cmd_details)7457 i40e_aq_set_phy_register_ext(struct i40e_hw *hw,
7458 			     u8 phy_select, u8 dev_addr, bool page_change,
7459 			     bool set_mdio, u8 mdio_num,
7460 			     u32 reg_addr, u32 reg_val,
7461 			     struct i40e_asq_cmd_details *cmd_details)
7462 {
7463 	struct i40e_aq_desc desc;
7464 	struct i40e_aqc_phy_register_access *cmd =
7465 		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
7466 	enum i40e_status_code status;
7467 
7468 	i40e_fill_default_direct_cmd_desc(&desc,
7469 					  i40e_aqc_opc_set_phy_register);
7470 
7471 	cmd->phy_interface = phy_select;
7472 	cmd->dev_addres = dev_addr;
7473 	cmd->reg_address = CPU_TO_LE32(reg_addr);
7474 	cmd->reg_value = CPU_TO_LE32(reg_val);
7475 
7476 	if (!page_change)
7477 		cmd->cmd_flags = I40E_AQ_PHY_REG_ACCESS_DONT_CHANGE_QSFP_PAGE;
7478 
7479 	i40e_mdio_if_number_selection(hw, set_mdio, mdio_num, cmd);
7480 
7481 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7482 
7483 	return status;
7484 }
7485 
7486 /**
7487  * i40e_aq_get_phy_register_ext
7488  * @hw: pointer to the hw struct
7489  * @phy_select: select which phy should be accessed
7490  * @dev_addr: PHY device address
7491  * @page_change: enable auto page change
7492  * @set_mdio: use MDIO I/F number specified by mdio_num
7493  * @mdio_num: MDIO I/F number
7494  * @reg_addr: PHY register address
7495  * @reg_val: read register value
7496  * @cmd_details: pointer to command details structure or NULL
7497  *
7498  * Read the external PHY register.
7499  * NOTE: In common cases MDIO I/F number should not be changed, thats why you
7500  * may use simple wrapper i40e_aq_get_phy_register.
7501  **/
7502 enum i40e_status_code
i40e_aq_get_phy_register_ext(struct i40e_hw * hw,u8 phy_select,u8 dev_addr,bool page_change,bool set_mdio,u8 mdio_num,u32 reg_addr,u32 * reg_val,struct i40e_asq_cmd_details * cmd_details)7503 i40e_aq_get_phy_register_ext(struct i40e_hw *hw,
7504 			     u8 phy_select, u8 dev_addr, bool page_change,
7505 			     bool set_mdio, u8 mdio_num,
7506 			     u32 reg_addr, u32 *reg_val,
7507 			     struct i40e_asq_cmd_details *cmd_details)
7508 {
7509 	struct i40e_aq_desc desc;
7510 	struct i40e_aqc_phy_register_access *cmd =
7511 		(struct i40e_aqc_phy_register_access *)&desc.params.raw;
7512 	enum i40e_status_code status;
7513 
7514 	i40e_fill_default_direct_cmd_desc(&desc,
7515 					  i40e_aqc_opc_get_phy_register);
7516 
7517 	cmd->phy_interface = phy_select;
7518 	cmd->dev_addres = dev_addr;
7519 	cmd->reg_address = CPU_TO_LE32(reg_addr);
7520 
7521 	if (!page_change)
7522 		cmd->cmd_flags = I40E_AQ_PHY_REG_ACCESS_DONT_CHANGE_QSFP_PAGE;
7523 
7524 	i40e_mdio_if_number_selection(hw, set_mdio, mdio_num, cmd);
7525 
7526 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7527 	if (!status)
7528 		*reg_val = LE32_TO_CPU(cmd->reg_value);
7529 
7530 	return status;
7531 }
7532 
7533 /**
7534  * i40e_aq_run_phy_activity
7535  * @hw: pointer to the hw struct
7536  * @activity_id: ID of DNL activity to run
7537  * @dnl_opcode: opcode passed to DNL script
7538  * @cmd_status: pointer to memory to write return value of DNL script
7539  * @data0: pointer to memory for first 4 bytes of data returned by DNL script
7540  * @data1: pointer to memory for last 4 bytes of data returned by DNL script
7541  * @cmd_details: pointer to command details structure or NULL
7542  *
7543  * Run DNL admin command.
7544  **/
7545 enum i40e_status_code
i40e_aq_run_phy_activity(struct i40e_hw * hw,u16 activity_id,u32 dnl_opcode,u32 * cmd_status,u32 * data0,u32 * data1,struct i40e_asq_cmd_details * cmd_details)7546 i40e_aq_run_phy_activity(struct i40e_hw *hw, u16 activity_id, u32 dnl_opcode,
7547 			 u32 *cmd_status, u32 *data0, u32 *data1,
7548 			 struct i40e_asq_cmd_details *cmd_details)
7549 {
7550 	struct i40e_aqc_run_phy_activity *cmd;
7551 	enum i40e_status_code retval;
7552 	struct i40e_aq_desc desc;
7553 
7554 	cmd = (struct i40e_aqc_run_phy_activity *)&desc.params.raw;
7555 
7556 	if (!cmd_status || !data0 || !data1) {
7557 		retval = I40E_ERR_PARAM;
7558 		goto err;
7559 	}
7560 
7561 	i40e_fill_default_direct_cmd_desc(&desc,
7562 					  i40e_aqc_opc_run_phy_activity);
7563 
7564 	cmd->activity_id = CPU_TO_LE16(activity_id);
7565 	cmd->params.cmd.dnl_opcode = CPU_TO_LE32(dnl_opcode);
7566 
7567 	retval = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7568 	if (retval)
7569 		goto err;
7570 
7571 	*cmd_status = LE32_TO_CPU(cmd->params.resp.cmd_status);
7572 	*data0 = LE32_TO_CPU(cmd->params.resp.data0);
7573 	*data1 = LE32_TO_CPU(cmd->params.resp.data1);
7574 err:
7575 	return retval;
7576 }
7577 
7578 #ifdef VF_DRIVER
7579 
7580 /**
7581  * i40e_aq_send_msg_to_pf
7582  * @hw: pointer to the hardware structure
7583  * @v_opcode: opcodes for VF-PF communication
7584  * @v_retval: return error code
7585  * @msg: pointer to the msg buffer
7586  * @msglen: msg length
7587  * @cmd_details: pointer to command details
7588  *
7589  * Send message to PF driver using admin queue. By default, this message
7590  * is sent asynchronously, i.e. i40e_asq_send_command() does not wait for
7591  * completion before returning.
7592  **/
i40e_aq_send_msg_to_pf(struct i40e_hw * hw,enum virtchnl_ops v_opcode,enum i40e_status_code v_retval,u8 * msg,u16 msglen,struct i40e_asq_cmd_details * cmd_details)7593 enum i40e_status_code i40e_aq_send_msg_to_pf(struct i40e_hw *hw,
7594 				enum virtchnl_ops v_opcode,
7595 				enum i40e_status_code v_retval,
7596 				u8 *msg, u16 msglen,
7597 				struct i40e_asq_cmd_details *cmd_details)
7598 {
7599 	struct i40e_aq_desc desc;
7600 	struct i40e_asq_cmd_details details;
7601 	enum i40e_status_code status;
7602 
7603 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_pf);
7604 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_SI);
7605 	desc.cookie_high = CPU_TO_LE32(v_opcode);
7606 	desc.cookie_low = CPU_TO_LE32(v_retval);
7607 	if (msglen) {
7608 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF
7609 						| I40E_AQ_FLAG_RD));
7610 		if (msglen > I40E_AQ_LARGE_BUF)
7611 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
7612 		desc.datalen = CPU_TO_LE16(msglen);
7613 	}
7614 	if (!cmd_details) {
7615 		i40e_memset(&details, 0, sizeof(details), I40E_NONDMA_MEM);
7616 		details.async = true;
7617 		cmd_details = &details;
7618 	}
7619 	status = i40e_asq_send_command(hw, (struct i40e_aq_desc *)&desc, msg,
7620 				       msglen, cmd_details);
7621 	return status;
7622 }
7623 
7624 /**
7625  * i40e_vf_parse_hw_config
7626  * @hw: pointer to the hardware structure
7627  * @msg: pointer to the virtual channel VF resource structure
7628  *
7629  * Given a VF resource message from the PF, populate the hw struct
7630  * with appropriate information.
7631  **/
i40e_vf_parse_hw_config(struct i40e_hw * hw,struct virtchnl_vf_resource * msg)7632 void i40e_vf_parse_hw_config(struct i40e_hw *hw,
7633 			     struct virtchnl_vf_resource *msg)
7634 {
7635 	struct virtchnl_vsi_resource *vsi_res;
7636 	int i;
7637 
7638 	vsi_res = &msg->vsi_res[0];
7639 
7640 	hw->dev_caps.num_vsis = msg->num_vsis;
7641 	hw->dev_caps.num_rx_qp = msg->num_queue_pairs;
7642 	hw->dev_caps.num_tx_qp = msg->num_queue_pairs;
7643 	hw->dev_caps.num_msix_vectors_vf = msg->max_vectors;
7644 	hw->dev_caps.dcb = msg->vf_cap_flags &
7645 			   VIRTCHNL_VF_OFFLOAD_L2;
7646 	hw->dev_caps.iwarp = (msg->vf_cap_flags &
7647 			      VIRTCHNL_VF_OFFLOAD_IWARP) ? 1 : 0;
7648 	for (i = 0; i < msg->num_vsis; i++) {
7649 		if (vsi_res->vsi_type == VIRTCHNL_VSI_SRIOV) {
7650 			i40e_memcpy(hw->mac.perm_addr,
7651 				    vsi_res->default_mac_addr,
7652 				    ETH_ALEN,
7653 				    I40E_NONDMA_TO_NONDMA);
7654 			i40e_memcpy(hw->mac.addr, vsi_res->default_mac_addr,
7655 				    ETH_ALEN,
7656 				    I40E_NONDMA_TO_NONDMA);
7657 		}
7658 		vsi_res++;
7659 	}
7660 }
7661 
7662 /**
7663  * i40e_vf_reset
7664  * @hw: pointer to the hardware structure
7665  *
7666  * Send a VF_RESET message to the PF. Does not wait for response from PF
7667  * as none will be forthcoming. Immediately after calling this function,
7668  * the admin queue should be shut down and (optionally) reinitialized.
7669  **/
i40e_vf_reset(struct i40e_hw * hw)7670 enum i40e_status_code i40e_vf_reset(struct i40e_hw *hw)
7671 {
7672 	return i40e_aq_send_msg_to_pf(hw, VIRTCHNL_OP_RESET_VF,
7673 				      I40E_SUCCESS, NULL, 0, NULL);
7674 }
7675 #endif /* VF_DRIVER */
7676 
7677 /**
7678  * i40e_aq_set_arp_proxy_config
7679  * @hw: pointer to the HW structure
7680  * @proxy_config: pointer to proxy config command table struct
7681  * @cmd_details: pointer to command details
7682  *
7683  * Set ARP offload parameters from pre-populated
7684  * i40e_aqc_arp_proxy_data struct
7685  **/
i40e_aq_set_arp_proxy_config(struct i40e_hw * hw,struct i40e_aqc_arp_proxy_data * proxy_config,struct i40e_asq_cmd_details * cmd_details)7686 enum i40e_status_code i40e_aq_set_arp_proxy_config(struct i40e_hw *hw,
7687 				struct i40e_aqc_arp_proxy_data *proxy_config,
7688 				struct i40e_asq_cmd_details *cmd_details)
7689 {
7690 	struct i40e_aq_desc desc;
7691 	enum i40e_status_code status;
7692 
7693 	if (!proxy_config)
7694 		return I40E_ERR_PARAM;
7695 
7696 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_proxy_config);
7697 
7698 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
7699 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
7700 	desc.params.external.addr_high =
7701 				  CPU_TO_LE32(I40E_HI_DWORD((u64)proxy_config));
7702 	desc.params.external.addr_low =
7703 				  CPU_TO_LE32(I40E_LO_DWORD((u64)proxy_config));
7704 	desc.datalen = CPU_TO_LE16(sizeof(struct i40e_aqc_arp_proxy_data));
7705 
7706 	status = i40e_asq_send_command(hw, &desc, proxy_config,
7707 				       sizeof(struct i40e_aqc_arp_proxy_data),
7708 				       cmd_details);
7709 
7710 	return status;
7711 }
7712 
7713 /**
7714  * i40e_aq_opc_set_ns_proxy_table_entry
7715  * @hw: pointer to the HW structure
7716  * @ns_proxy_table_entry: pointer to NS table entry command struct
7717  * @cmd_details: pointer to command details
7718  *
7719  * Set IPv6 Neighbor Solicitation (NS) protocol offload parameters
7720  * from pre-populated i40e_aqc_ns_proxy_data struct
7721  **/
i40e_aq_set_ns_proxy_table_entry(struct i40e_hw * hw,struct i40e_aqc_ns_proxy_data * ns_proxy_table_entry,struct i40e_asq_cmd_details * cmd_details)7722 enum i40e_status_code i40e_aq_set_ns_proxy_table_entry(struct i40e_hw *hw,
7723 			struct i40e_aqc_ns_proxy_data *ns_proxy_table_entry,
7724 			struct i40e_asq_cmd_details *cmd_details)
7725 {
7726 	struct i40e_aq_desc desc;
7727 	enum i40e_status_code status;
7728 
7729 	if (!ns_proxy_table_entry)
7730 		return I40E_ERR_PARAM;
7731 
7732 	i40e_fill_default_direct_cmd_desc(&desc,
7733 				i40e_aqc_opc_set_ns_proxy_table_entry);
7734 
7735 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
7736 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
7737 	desc.params.external.addr_high =
7738 		CPU_TO_LE32(I40E_HI_DWORD((u64)ns_proxy_table_entry));
7739 	desc.params.external.addr_low =
7740 		CPU_TO_LE32(I40E_LO_DWORD((u64)ns_proxy_table_entry));
7741 	desc.datalen = CPU_TO_LE16(sizeof(struct i40e_aqc_ns_proxy_data));
7742 
7743 	status = i40e_asq_send_command(hw, &desc, ns_proxy_table_entry,
7744 				       sizeof(struct i40e_aqc_ns_proxy_data),
7745 				       cmd_details);
7746 
7747 	return status;
7748 }
7749 
7750 /**
7751  * i40e_aq_set_clear_wol_filter
7752  * @hw: pointer to the hw struct
7753  * @filter_index: index of filter to modify (0-7)
7754  * @filter: buffer containing filter to be set
7755  * @set_filter: true to set filter, false to clear filter
7756  * @no_wol_tco: if true, pass through packets cannot cause wake-up
7757  *		if false, pass through packets may cause wake-up
7758  * @filter_valid: true if filter action is valid
7759  * @no_wol_tco_valid: true if no WoL in TCO traffic action valid
7760  * @cmd_details: pointer to command details structure or NULL
7761  *
7762  * Set or clear WoL filter for port attached to the PF
7763  **/
i40e_aq_set_clear_wol_filter(struct i40e_hw * hw,u8 filter_index,struct i40e_aqc_set_wol_filter_data * filter,bool set_filter,bool no_wol_tco,bool filter_valid,bool no_wol_tco_valid,struct i40e_asq_cmd_details * cmd_details)7764 enum i40e_status_code i40e_aq_set_clear_wol_filter(struct i40e_hw *hw,
7765 				u8 filter_index,
7766 				struct i40e_aqc_set_wol_filter_data *filter,
7767 				bool set_filter, bool no_wol_tco,
7768 				bool filter_valid, bool no_wol_tco_valid,
7769 				struct i40e_asq_cmd_details *cmd_details)
7770 {
7771 	struct i40e_aq_desc desc;
7772 	struct i40e_aqc_set_wol_filter *cmd =
7773 		(struct i40e_aqc_set_wol_filter *)&desc.params.raw;
7774 	enum i40e_status_code status;
7775 	u16 cmd_flags = 0;
7776 	u16 valid_flags = 0;
7777 	u16 buff_len = 0;
7778 
7779 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_wol_filter);
7780 
7781 	if (filter_index >= I40E_AQC_MAX_NUM_WOL_FILTERS)
7782 		return  I40E_ERR_PARAM;
7783 	cmd->filter_index = CPU_TO_LE16(filter_index);
7784 
7785 	if (set_filter) {
7786 		if (!filter)
7787 			return  I40E_ERR_PARAM;
7788 
7789 		cmd_flags |= I40E_AQC_SET_WOL_FILTER;
7790 		cmd_flags |= I40E_AQC_SET_WOL_FILTER_WOL_PRESERVE_ON_PFR;
7791 	}
7792 
7793 	if (no_wol_tco)
7794 		cmd_flags |= I40E_AQC_SET_WOL_FILTER_NO_TCO_WOL;
7795 	cmd->cmd_flags = CPU_TO_LE16(cmd_flags);
7796 
7797 	if (filter_valid)
7798 		valid_flags |= I40E_AQC_SET_WOL_FILTER_ACTION_VALID;
7799 	if (no_wol_tco_valid)
7800 		valid_flags |= I40E_AQC_SET_WOL_FILTER_NO_TCO_ACTION_VALID;
7801 	cmd->valid_flags = CPU_TO_LE16(valid_flags);
7802 
7803 	buff_len = sizeof(*filter);
7804 	desc.datalen = CPU_TO_LE16(buff_len);
7805 
7806 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
7807 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
7808 
7809 	cmd->address_high = CPU_TO_LE32(I40E_HI_DWORD((u64)filter));
7810 	cmd->address_low = CPU_TO_LE32(I40E_LO_DWORD((u64)filter));
7811 
7812 	status = i40e_asq_send_command(hw, &desc, filter,
7813 				       buff_len, cmd_details);
7814 
7815 	return status;
7816 }
7817 
7818 /**
7819  * i40e_aq_get_wake_event_reason
7820  * @hw: pointer to the hw struct
7821  * @wake_reason: return value, index of matching filter
7822  * @cmd_details: pointer to command details structure or NULL
7823  *
7824  * Get information for the reason of a Wake Up event
7825  **/
i40e_aq_get_wake_event_reason(struct i40e_hw * hw,u16 * wake_reason,struct i40e_asq_cmd_details * cmd_details)7826 enum i40e_status_code i40e_aq_get_wake_event_reason(struct i40e_hw *hw,
7827 				u16 *wake_reason,
7828 				struct i40e_asq_cmd_details *cmd_details)
7829 {
7830 	struct i40e_aq_desc desc;
7831 	struct i40e_aqc_get_wake_reason_completion *resp =
7832 		(struct i40e_aqc_get_wake_reason_completion *)&desc.params.raw;
7833 	enum i40e_status_code status;
7834 
7835 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_wake_reason);
7836 
7837 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7838 
7839 	if (status == I40E_SUCCESS)
7840 		*wake_reason = LE16_TO_CPU(resp->wake_reason);
7841 
7842 	return status;
7843 }
7844 
7845 /**
7846 * i40e_aq_clear_all_wol_filters
7847 * @hw: pointer to the hw struct
7848 * @cmd_details: pointer to command details structure or NULL
7849 *
7850 * Get information for the reason of a Wake Up event
7851 **/
i40e_aq_clear_all_wol_filters(struct i40e_hw * hw,struct i40e_asq_cmd_details * cmd_details)7852 enum i40e_status_code i40e_aq_clear_all_wol_filters(struct i40e_hw *hw,
7853 	struct i40e_asq_cmd_details *cmd_details)
7854 {
7855 	struct i40e_aq_desc desc;
7856 	enum i40e_status_code status;
7857 
7858 	i40e_fill_default_direct_cmd_desc(&desc,
7859 					  i40e_aqc_opc_clear_all_wol_filters);
7860 
7861 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
7862 
7863 	return status;
7864 }
7865 
7866 /**
7867  * i40e_aq_write_ddp - Write dynamic device personalization (ddp)
7868  * @hw: pointer to the hw struct
7869  * @buff: command buffer (size in bytes = buff_size)
7870  * @buff_size: buffer size in bytes
7871  * @track_id: package tracking id
7872  * @error_offset: returns error offset
7873  * @error_info: returns error information
7874  * @cmd_details: pointer to command details structure or NULL
7875  **/
7876 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)7877 i40e_status_code i40e_aq_write_ddp(struct i40e_hw *hw, void *buff,
7878 				   u16 buff_size, u32 track_id,
7879 				   u32 *error_offset, u32 *error_info,
7880 				   struct i40e_asq_cmd_details *cmd_details)
7881 {
7882 	struct i40e_aq_desc desc;
7883 	struct i40e_aqc_write_personalization_profile *cmd =
7884 		(struct i40e_aqc_write_personalization_profile *)
7885 		&desc.params.raw;
7886 	struct i40e_aqc_write_ddp_resp *resp;
7887 	enum i40e_status_code status;
7888 
7889 	i40e_fill_default_direct_cmd_desc(&desc,
7890 				  i40e_aqc_opc_write_personalization_profile);
7891 
7892 	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
7893 	if (buff_size > I40E_AQ_LARGE_BUF)
7894 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
7895 
7896 	desc.datalen = CPU_TO_LE16(buff_size);
7897 
7898 	cmd->profile_track_id = CPU_TO_LE32(track_id);
7899 
7900 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
7901 	if (!status) {
7902 		resp = (struct i40e_aqc_write_ddp_resp *)&desc.params.raw;
7903 		if (error_offset)
7904 			*error_offset = LE32_TO_CPU(resp->error_offset);
7905 		if (error_info)
7906 			*error_info = LE32_TO_CPU(resp->error_info);
7907 	}
7908 
7909 	return status;
7910 }
7911 
7912 /**
7913  * i40e_aq_get_ddp_list - Read dynamic device personalization (ddp)
7914  * @hw: pointer to the hw struct
7915  * @buff: command buffer (size in bytes = buff_size)
7916  * @buff_size: buffer size in bytes
7917  * @flags: AdminQ command flags
7918  * @cmd_details: pointer to command details structure or NULL
7919  **/
7920 enum
i40e_aq_get_ddp_list(struct i40e_hw * hw,void * buff,u16 buff_size,u8 flags,struct i40e_asq_cmd_details * cmd_details)7921 i40e_status_code i40e_aq_get_ddp_list(struct i40e_hw *hw, void *buff,
7922 				      u16 buff_size, u8 flags,
7923 				      struct i40e_asq_cmd_details *cmd_details)
7924 {
7925 	struct i40e_aq_desc desc;
7926 	struct i40e_aqc_get_applied_profiles *cmd =
7927 		(struct i40e_aqc_get_applied_profiles *)&desc.params.raw;
7928 	enum i40e_status_code status;
7929 
7930 	i40e_fill_default_direct_cmd_desc(&desc,
7931 			  i40e_aqc_opc_get_personalization_profile_list);
7932 
7933 	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
7934 	if (buff_size > I40E_AQ_LARGE_BUF)
7935 		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
7936 	desc.datalen = CPU_TO_LE16(buff_size);
7937 
7938 	cmd->flags = flags;
7939 
7940 	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
7941 
7942 	return status;
7943 }
7944 
7945 /**
7946  * i40e_find_segment_in_package
7947  * @segment_type: the segment type to search for (i.e., SEGMENT_TYPE_I40E)
7948  * @pkg_hdr: pointer to the package header to be searched
7949  *
7950  * This function searches a package file for a particular segment type. On
7951  * success it returns a pointer to the segment header, otherwise it will
7952  * return NULL.
7953  **/
7954 struct i40e_generic_seg_header *
i40e_find_segment_in_package(u32 segment_type,struct i40e_package_header * pkg_hdr)7955 i40e_find_segment_in_package(u32 segment_type,
7956 			     struct i40e_package_header *pkg_hdr)
7957 {
7958 	struct i40e_generic_seg_header *segment;
7959 	u32 i;
7960 
7961 	/* Search all package segments for the requested segment type */
7962 	for (i = 0; i < pkg_hdr->segment_count; i++) {
7963 		segment =
7964 			(struct i40e_generic_seg_header *)((u8 *)pkg_hdr +
7965 			 pkg_hdr->segment_offset[i]);
7966 
7967 		if (segment->type == segment_type)
7968 			return segment;
7969 	}
7970 
7971 	return NULL;
7972 }
7973 
7974 /* Get section table in profile */
7975 #define I40E_SECTION_TABLE(profile, sec_tbl)				\
7976 	do {								\
7977 		struct i40e_profile_segment *p = (profile);		\
7978 		u32 count;						\
7979 		u32 *nvm;						\
7980 		count = p->device_table_count;				\
7981 		nvm = (u32 *)&p->device_table[count];			\
7982 		sec_tbl = (struct i40e_section_table *)&nvm[nvm[0] + 1]; \
7983 	} while (0)
7984 
7985 /* Get section header in profile */
7986 #define I40E_SECTION_HEADER(profile, offset)				\
7987 	(struct i40e_profile_section_header *)((u8 *)(profile) + (offset))
7988 
7989 /**
7990  * i40e_find_section_in_profile
7991  * @section_type: the section type to search for (i.e., SECTION_TYPE_NOTE)
7992  * @profile: pointer to the i40e segment header to be searched
7993  *
7994  * This function searches i40e segment for a particular section type. On
7995  * success it returns a pointer to the section header, otherwise it will
7996  * return NULL.
7997  **/
7998 struct i40e_profile_section_header *
i40e_find_section_in_profile(u32 section_type,struct i40e_profile_segment * profile)7999 i40e_find_section_in_profile(u32 section_type,
8000 			     struct i40e_profile_segment *profile)
8001 {
8002 	struct i40e_profile_section_header *sec;
8003 	struct i40e_section_table *sec_tbl;
8004 	u32 sec_off;
8005 	u32 i;
8006 
8007 	if (profile->header.type != SEGMENT_TYPE_I40E)
8008 		return NULL;
8009 
8010 	I40E_SECTION_TABLE(profile, sec_tbl);
8011 
8012 	for (i = 0; i < sec_tbl->section_count; i++) {
8013 		sec_off = sec_tbl->section_offset[i];
8014 		sec = I40E_SECTION_HEADER(profile, sec_off);
8015 		if (sec->section.type == section_type)
8016 			return sec;
8017 	}
8018 
8019 	return NULL;
8020 }
8021 
8022 /**
8023  * i40e_ddp_exec_aq_section - Execute generic AQ for DDP
8024  * @hw: pointer to the hw struct
8025  * @aq: command buffer containing all data to execute AQ
8026  **/
8027 STATIC enum
i40e_ddp_exec_aq_section(struct i40e_hw * hw,struct i40e_profile_aq_section * aq)8028 i40e_status_code i40e_ddp_exec_aq_section(struct i40e_hw *hw,
8029 					  struct i40e_profile_aq_section *aq)
8030 {
8031 	enum i40e_status_code status;
8032 	struct i40e_aq_desc desc;
8033 	u8 *msg = NULL;
8034 	u16 msglen;
8035 
8036 	i40e_fill_default_direct_cmd_desc(&desc, aq->opcode);
8037 	desc.flags |= CPU_TO_LE16(aq->flags);
8038 	i40e_memcpy(desc.params.raw, aq->param, sizeof(desc.params.raw),
8039 		    I40E_NONDMA_TO_NONDMA);
8040 
8041 	msglen = aq->datalen;
8042 	if (msglen) {
8043 		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
8044 						I40E_AQ_FLAG_RD));
8045 		if (msglen > I40E_AQ_LARGE_BUF)
8046 			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
8047 		desc.datalen = CPU_TO_LE16(msglen);
8048 		msg = &aq->data[0];
8049 	}
8050 
8051 	status = i40e_asq_send_command(hw, &desc, msg, msglen, NULL);
8052 
8053 	if (status != I40E_SUCCESS) {
8054 		i40e_debug(hw, I40E_DEBUG_PACKAGE,
8055 			   "unable to exec DDP AQ opcode %u, error %d\n",
8056 			   aq->opcode, status);
8057 		return status;
8058 	}
8059 
8060 	/* copy returned desc to aq_buf */
8061 	i40e_memcpy(aq->param, desc.params.raw, sizeof(desc.params.raw),
8062 		    I40E_NONDMA_TO_NONDMA);
8063 
8064 	return I40E_SUCCESS;
8065 }
8066 
8067 /**
8068  * i40e_validate_profile
8069  * @hw: pointer to the hardware structure
8070  * @profile: pointer to the profile segment of the package to be validated
8071  * @track_id: package tracking id
8072  * @rollback: flag if the profile is for rollback.
8073  *
8074  * Validates supported devices and profile's sections.
8075  */
8076 STATIC enum i40e_status_code
i40e_validate_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id,bool rollback)8077 i40e_validate_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
8078 		      u32 track_id, bool rollback)
8079 {
8080 	struct i40e_profile_section_header *sec = NULL;
8081 	enum i40e_status_code status = I40E_SUCCESS;
8082 	struct i40e_section_table *sec_tbl;
8083 	u32 vendor_dev_id;
8084 	u32 dev_cnt;
8085 	u32 sec_off;
8086 	u32 i;
8087 
8088 	if (track_id == I40E_DDP_TRACKID_INVALID) {
8089 		i40e_debug(hw, I40E_DEBUG_PACKAGE, "Invalid track_id\n");
8090 		return I40E_NOT_SUPPORTED;
8091 	}
8092 
8093 	dev_cnt = profile->device_table_count;
8094 	for (i = 0; i < dev_cnt; i++) {
8095 		vendor_dev_id = profile->device_table[i].vendor_dev_id;
8096 		if ((vendor_dev_id >> 16) == I40E_INTEL_VENDOR_ID &&
8097 		    hw->device_id == (vendor_dev_id & 0xFFFF))
8098 			break;
8099 	}
8100 	if (dev_cnt && (i == dev_cnt)) {
8101 		i40e_debug(hw, I40E_DEBUG_PACKAGE,
8102 			   "Device doesn't support DDP\n");
8103 		return I40E_ERR_DEVICE_NOT_SUPPORTED;
8104 	}
8105 
8106 	I40E_SECTION_TABLE(profile, sec_tbl);
8107 
8108 	/* Validate sections types */
8109 	for (i = 0; i < sec_tbl->section_count; i++) {
8110 		sec_off = sec_tbl->section_offset[i];
8111 		sec = I40E_SECTION_HEADER(profile, sec_off);
8112 		if (rollback) {
8113 			if (sec->section.type == SECTION_TYPE_MMIO ||
8114 			    sec->section.type == SECTION_TYPE_AQ ||
8115 			    sec->section.type == SECTION_TYPE_RB_AQ) {
8116 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
8117 					   "Not a roll-back package\n");
8118 				return I40E_NOT_SUPPORTED;
8119 			}
8120 		} else {
8121 			if (sec->section.type == SECTION_TYPE_RB_AQ ||
8122 			    sec->section.type == SECTION_TYPE_RB_MMIO) {
8123 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
8124 					   "Not an original package\n");
8125 				return I40E_NOT_SUPPORTED;
8126 			}
8127 		}
8128 	}
8129 
8130 	return status;
8131 }
8132 
8133 /**
8134  * i40e_write_profile
8135  * @hw: pointer to the hardware structure
8136  * @profile: pointer to the profile segment of the package to be downloaded
8137  * @track_id: package tracking id
8138  *
8139  * Handles the download of a complete package.
8140  */
8141 enum i40e_status_code
i40e_write_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id)8142 i40e_write_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
8143 		   u32 track_id)
8144 {
8145 	enum i40e_status_code status = I40E_SUCCESS;
8146 	struct i40e_section_table *sec_tbl;
8147 	struct i40e_profile_section_header *sec = NULL;
8148 	struct i40e_profile_aq_section *ddp_aq;
8149 	u32 section_size = 0;
8150 	u32 offset = 0, info = 0;
8151 	u32 sec_off;
8152 	u32 i;
8153 
8154 	status = i40e_validate_profile(hw, profile, track_id, false);
8155 	if (status)
8156 		return status;
8157 
8158 	I40E_SECTION_TABLE(profile, sec_tbl);
8159 
8160 	for (i = 0; i < sec_tbl->section_count; i++) {
8161 		sec_off = sec_tbl->section_offset[i];
8162 		sec = I40E_SECTION_HEADER(profile, sec_off);
8163 		/* Process generic admin command */
8164 		if (sec->section.type == SECTION_TYPE_AQ) {
8165 			ddp_aq = (struct i40e_profile_aq_section *)&sec[1];
8166 			status = i40e_ddp_exec_aq_section(hw, ddp_aq);
8167 			if (status) {
8168 				i40e_debug(hw, I40E_DEBUG_PACKAGE,
8169 					   "Failed to execute aq: section %d, opcode %u\n",
8170 					   i, ddp_aq->opcode);
8171 				break;
8172 			}
8173 			sec->section.type = SECTION_TYPE_RB_AQ;
8174 		}
8175 
8176 		/* Skip any non-mmio sections */
8177 		if (sec->section.type != SECTION_TYPE_MMIO)
8178 			continue;
8179 
8180 		section_size = sec->section.size +
8181 			sizeof(struct i40e_profile_section_header);
8182 
8183 		/* Write MMIO section */
8184 		status = i40e_aq_write_ddp(hw, (void *)sec, (u16)section_size,
8185 					   track_id, &offset, &info, NULL);
8186 		if (status) {
8187 			i40e_debug(hw, I40E_DEBUG_PACKAGE,
8188 				   "Failed to write profile: section %d, offset %d, info %d\n",
8189 				   i, offset, info);
8190 			break;
8191 		}
8192 	}
8193 	return status;
8194 }
8195 
8196 /**
8197  * i40e_rollback_profile
8198  * @hw: pointer to the hardware structure
8199  * @profile: pointer to the profile segment of the package to be removed
8200  * @track_id: package tracking id
8201  *
8202  * Rolls back previously loaded package.
8203  */
8204 enum i40e_status_code
i40e_rollback_profile(struct i40e_hw * hw,struct i40e_profile_segment * profile,u32 track_id)8205 i40e_rollback_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
8206 		      u32 track_id)
8207 {
8208 	struct i40e_profile_section_header *sec = NULL;
8209 	enum i40e_status_code status = I40E_SUCCESS;
8210 	struct i40e_section_table *sec_tbl;
8211 	u32 offset = 0, info = 0;
8212 	u32 section_size = 0;
8213 	u32 sec_off;
8214 	int i;
8215 
8216 	status = i40e_validate_profile(hw, profile, track_id, true);
8217 	if (status)
8218 		return status;
8219 
8220 	I40E_SECTION_TABLE(profile, sec_tbl);
8221 
8222 	/* For rollback write sections in reverse */
8223 	for (i = sec_tbl->section_count - 1; i >= 0; i--) {
8224 		sec_off = sec_tbl->section_offset[i];
8225 		sec = I40E_SECTION_HEADER(profile, sec_off);
8226 
8227 		/* Skip any non-rollback sections */
8228 		if (sec->section.type != SECTION_TYPE_RB_MMIO)
8229 			continue;
8230 
8231 		section_size = sec->section.size +
8232 			sizeof(struct i40e_profile_section_header);
8233 
8234 		/* Write roll-back MMIO section */
8235 		status = i40e_aq_write_ddp(hw, (void *)sec, (u16)section_size,
8236 					   track_id, &offset, &info, NULL);
8237 		if (status) {
8238 			i40e_debug(hw, I40E_DEBUG_PACKAGE,
8239 				   "Failed to write profile: section %d, offset %d, info %d\n",
8240 				   i, offset, info);
8241 			break;
8242 		}
8243 	}
8244 	return status;
8245 }
8246 
8247 /**
8248  * i40e_add_pinfo_to_list
8249  * @hw: pointer to the hardware structure
8250  * @profile: pointer to the profile segment of the package
8251  * @profile_info_sec: buffer for information section
8252  * @track_id: package tracking id
8253  *
8254  * Register a profile to the list of loaded profiles.
8255  */
8256 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)8257 i40e_add_pinfo_to_list(struct i40e_hw *hw,
8258 		       struct i40e_profile_segment *profile,
8259 		       u8 *profile_info_sec, u32 track_id)
8260 {
8261 	enum i40e_status_code status = I40E_SUCCESS;
8262 	struct i40e_profile_section_header *sec = NULL;
8263 	struct i40e_profile_info *pinfo;
8264 	u32 offset = 0, info = 0;
8265 
8266 	sec = (struct i40e_profile_section_header *)profile_info_sec;
8267 	sec->tbl_size = 1;
8268 	sec->data_end = sizeof(struct i40e_profile_section_header) +
8269 			sizeof(struct i40e_profile_info);
8270 	sec->section.type = SECTION_TYPE_INFO;
8271 	sec->section.offset = sizeof(struct i40e_profile_section_header);
8272 	sec->section.size = sizeof(struct i40e_profile_info);
8273 	pinfo = (struct i40e_profile_info *)(profile_info_sec +
8274 					     sec->section.offset);
8275 	pinfo->track_id = track_id;
8276 	pinfo->version = profile->version;
8277 	pinfo->op = I40E_DDP_ADD_TRACKID;
8278 	i40e_memcpy(pinfo->name, profile->name, I40E_DDP_NAME_SIZE,
8279 		    I40E_NONDMA_TO_NONDMA);
8280 
8281 	status = i40e_aq_write_ddp(hw, (void *)sec, sec->data_end,
8282 				   track_id, &offset, &info, NULL);
8283 	return status;
8284 }
8285