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Merge branch 'i40e'
[deliverable/linux.git] / drivers / net / ethernet / intel / i40e / i40e_common.c
1 /*******************************************************************************
2 *
3 * Intel Ethernet Controller XL710 Family Linux Driver
4 * Copyright(c) 2013 - 2014 Intel Corporation.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program. If not, see <http://www.gnu.org/licenses/>.
17 *
18 * The full GNU General Public License is included in this distribution in
19 * the file called "COPYING".
20 *
21 * Contact Information:
22 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24 *
25 ******************************************************************************/
26
27 #include "i40e_type.h"
28 #include "i40e_adminq.h"
29 #include "i40e_prototype.h"
30 #include "i40e_virtchnl.h"
31
32 /**
33 * i40e_set_mac_type - Sets MAC type
34 * @hw: pointer to the HW structure
35 *
36 * This function sets the mac type of the adapter based on the
37 * vendor ID and device ID stored in the hw structure.
38 **/
39 static i40e_status i40e_set_mac_type(struct i40e_hw *hw)
40 {
41 i40e_status status = 0;
42
43 if (hw->vendor_id == PCI_VENDOR_ID_INTEL) {
44 switch (hw->device_id) {
45 case I40E_SFP_XL710_DEVICE_ID:
46 case I40E_SFP_X710_DEVICE_ID:
47 case I40E_QEMU_DEVICE_ID:
48 case I40E_KX_A_DEVICE_ID:
49 case I40E_KX_B_DEVICE_ID:
50 case I40E_KX_C_DEVICE_ID:
51 case I40E_KX_D_DEVICE_ID:
52 case I40E_QSFP_A_DEVICE_ID:
53 case I40E_QSFP_B_DEVICE_ID:
54 case I40E_QSFP_C_DEVICE_ID:
55 hw->mac.type = I40E_MAC_XL710;
56 break;
57 case I40E_VF_DEVICE_ID:
58 case I40E_VF_HV_DEVICE_ID:
59 hw->mac.type = I40E_MAC_VF;
60 break;
61 default:
62 hw->mac.type = I40E_MAC_GENERIC;
63 break;
64 }
65 } else {
66 status = I40E_ERR_DEVICE_NOT_SUPPORTED;
67 }
68
69 hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n",
70 hw->mac.type, status);
71 return status;
72 }
73
74 /**
75 * i40e_debug_aq
76 * @hw: debug mask related to admin queue
77 * @mask: debug mask
78 * @desc: pointer to admin queue descriptor
79 * @buffer: pointer to command buffer
80 *
81 * Dumps debug log about adminq command with descriptor contents.
82 **/
83 void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
84 void *buffer)
85 {
86 struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
87 u8 *aq_buffer = (u8 *)buffer;
88 u32 data[4];
89 u32 i = 0;
90
91 if ((!(mask & hw->debug_mask)) || (desc == NULL))
92 return;
93
94 i40e_debug(hw, mask,
95 "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
96 aq_desc->opcode, aq_desc->flags, aq_desc->datalen,
97 aq_desc->retval);
98 i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
99 aq_desc->cookie_high, aq_desc->cookie_low);
100 i40e_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n",
101 aq_desc->params.internal.param0,
102 aq_desc->params.internal.param1);
103 i40e_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n",
104 aq_desc->params.external.addr_high,
105 aq_desc->params.external.addr_low);
106
107 if ((buffer != NULL) && (aq_desc->datalen != 0)) {
108 memset(data, 0, sizeof(data));
109 i40e_debug(hw, mask, "AQ CMD Buffer:\n");
110 for (i = 0; i < le16_to_cpu(aq_desc->datalen); i++) {
111 data[((i % 16) / 4)] |=
112 ((u32)aq_buffer[i]) << (8 * (i % 4));
113 if ((i % 16) == 15) {
114 i40e_debug(hw, mask,
115 "\t0x%04X %08X %08X %08X %08X\n",
116 i - 15, data[0], data[1], data[2],
117 data[3]);
118 memset(data, 0, sizeof(data));
119 }
120 }
121 if ((i % 16) != 0)
122 i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n",
123 i - (i % 16), data[0], data[1], data[2],
124 data[3]);
125 }
126 }
127
128 /**
129 * i40e_check_asq_alive
130 * @hw: pointer to the hw struct
131 *
132 * Returns true if Queue is enabled else false.
133 **/
134 bool i40e_check_asq_alive(struct i40e_hw *hw)
135 {
136 return !!(rd32(hw, hw->aq.asq.len) & I40E_PF_ATQLEN_ATQENABLE_MASK);
137 }
138
139 /**
140 * i40e_aq_queue_shutdown
141 * @hw: pointer to the hw struct
142 * @unloading: is the driver unloading itself
143 *
144 * Tell the Firmware that we're shutting down the AdminQ and whether
145 * or not the driver is unloading as well.
146 **/
147 i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw,
148 bool unloading)
149 {
150 struct i40e_aq_desc desc;
151 struct i40e_aqc_queue_shutdown *cmd =
152 (struct i40e_aqc_queue_shutdown *)&desc.params.raw;
153 i40e_status status;
154
155 i40e_fill_default_direct_cmd_desc(&desc,
156 i40e_aqc_opc_queue_shutdown);
157
158 if (unloading)
159 cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
160 status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
161
162 return status;
163 }
164
165 /**
166 * i40e_init_shared_code - Initialize the shared code
167 * @hw: pointer to hardware structure
168 *
169 * This assigns the MAC type and PHY code and inits the NVM.
170 * Does not touch the hardware. This function must be called prior to any
171 * other function in the shared code. The i40e_hw structure should be
172 * memset to 0 prior to calling this function. The following fields in
173 * hw structure should be filled in prior to calling this function:
174 * hw_addr, back, device_id, vendor_id, subsystem_device_id,
175 * subsystem_vendor_id, and revision_id
176 **/
177 i40e_status i40e_init_shared_code(struct i40e_hw *hw)
178 {
179 i40e_status status = 0;
180 u32 reg;
181
182 i40e_set_mac_type(hw);
183
184 switch (hw->mac.type) {
185 case I40E_MAC_XL710:
186 break;
187 default:
188 return I40E_ERR_DEVICE_NOT_SUPPORTED;
189 break;
190 }
191
192 hw->phy.get_link_info = true;
193
194 /* Determine port number */
195 reg = rd32(hw, I40E_PFGEN_PORTNUM);
196 reg = ((reg & I40E_PFGEN_PORTNUM_PORT_NUM_MASK) >>
197 I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT);
198 hw->port = (u8)reg;
199
200 /* Determine the PF number based on the PCI fn */
201 reg = rd32(hw, I40E_GLPCI_CAPSUP);
202 if (reg & I40E_GLPCI_CAPSUP_ARI_EN_MASK)
203 hw->pf_id = (u8)((hw->bus.device << 3) | hw->bus.func);
204 else
205 hw->pf_id = (u8)hw->bus.func;
206
207 status = i40e_init_nvm(hw);
208 return status;
209 }
210
211 /**
212 * i40e_aq_mac_address_read - Retrieve the MAC addresses
213 * @hw: pointer to the hw struct
214 * @flags: a return indicator of what addresses were added to the addr store
215 * @addrs: the requestor's mac addr store
216 * @cmd_details: pointer to command details structure or NULL
217 **/
218 static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw,
219 u16 *flags,
220 struct i40e_aqc_mac_address_read_data *addrs,
221 struct i40e_asq_cmd_details *cmd_details)
222 {
223 struct i40e_aq_desc desc;
224 struct i40e_aqc_mac_address_read *cmd_data =
225 (struct i40e_aqc_mac_address_read *)&desc.params.raw;
226 i40e_status status;
227
228 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
229 desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF);
230
231 status = i40e_asq_send_command(hw, &desc, addrs,
232 sizeof(*addrs), cmd_details);
233 *flags = le16_to_cpu(cmd_data->command_flags);
234
235 return status;
236 }
237
238 /**
239 * i40e_aq_mac_address_write - Change the MAC addresses
240 * @hw: pointer to the hw struct
241 * @flags: indicates which MAC to be written
242 * @mac_addr: address to write
243 * @cmd_details: pointer to command details structure or NULL
244 **/
245 i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw,
246 u16 flags, u8 *mac_addr,
247 struct i40e_asq_cmd_details *cmd_details)
248 {
249 struct i40e_aq_desc desc;
250 struct i40e_aqc_mac_address_write *cmd_data =
251 (struct i40e_aqc_mac_address_write *)&desc.params.raw;
252 i40e_status status;
253
254 i40e_fill_default_direct_cmd_desc(&desc,
255 i40e_aqc_opc_mac_address_write);
256 cmd_data->command_flags = cpu_to_le16(flags);
257 cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]);
258 cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) |
259 ((u32)mac_addr[3] << 16) |
260 ((u32)mac_addr[4] << 8) |
261 mac_addr[5]);
262
263 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
264
265 return status;
266 }
267
268 /**
269 * i40e_get_mac_addr - get MAC address
270 * @hw: pointer to the HW structure
271 * @mac_addr: pointer to MAC address
272 *
273 * Reads the adapter's MAC address from register
274 **/
275 i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
276 {
277 struct i40e_aqc_mac_address_read_data addrs;
278 i40e_status status;
279 u16 flags = 0;
280
281 status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
282
283 if (flags & I40E_AQC_LAN_ADDR_VALID)
284 memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac));
285
286 return status;
287 }
288
289 /**
290 * i40e_get_media_type - Gets media type
291 * @hw: pointer to the hardware structure
292 **/
293 static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
294 {
295 enum i40e_media_type media;
296
297 switch (hw->phy.link_info.phy_type) {
298 case I40E_PHY_TYPE_10GBASE_SR:
299 case I40E_PHY_TYPE_10GBASE_LR:
300 case I40E_PHY_TYPE_40GBASE_SR4:
301 case I40E_PHY_TYPE_40GBASE_LR4:
302 media = I40E_MEDIA_TYPE_FIBER;
303 break;
304 case I40E_PHY_TYPE_100BASE_TX:
305 case I40E_PHY_TYPE_1000BASE_T:
306 case I40E_PHY_TYPE_10GBASE_T:
307 media = I40E_MEDIA_TYPE_BASET;
308 break;
309 case I40E_PHY_TYPE_10GBASE_CR1_CU:
310 case I40E_PHY_TYPE_40GBASE_CR4_CU:
311 case I40E_PHY_TYPE_10GBASE_CR1:
312 case I40E_PHY_TYPE_40GBASE_CR4:
313 case I40E_PHY_TYPE_10GBASE_SFPP_CU:
314 media = I40E_MEDIA_TYPE_DA;
315 break;
316 case I40E_PHY_TYPE_1000BASE_KX:
317 case I40E_PHY_TYPE_10GBASE_KX4:
318 case I40E_PHY_TYPE_10GBASE_KR:
319 case I40E_PHY_TYPE_40GBASE_KR4:
320 media = I40E_MEDIA_TYPE_BACKPLANE;
321 break;
322 case I40E_PHY_TYPE_SGMII:
323 case I40E_PHY_TYPE_XAUI:
324 case I40E_PHY_TYPE_XFI:
325 case I40E_PHY_TYPE_XLAUI:
326 case I40E_PHY_TYPE_XLPPI:
327 default:
328 media = I40E_MEDIA_TYPE_UNKNOWN;
329 break;
330 }
331
332 return media;
333 }
334
335 #define I40E_PF_RESET_WAIT_COUNT_A0 200
336 #define I40E_PF_RESET_WAIT_COUNT 10
337 /**
338 * i40e_pf_reset - Reset the PF
339 * @hw: pointer to the hardware structure
340 *
341 * Assuming someone else has triggered a global reset,
342 * assure the global reset is complete and then reset the PF
343 **/
344 i40e_status i40e_pf_reset(struct i40e_hw *hw)
345 {
346 u32 cnt = 0;
347 u32 cnt1 = 0;
348 u32 reg = 0;
349 u32 grst_del;
350
351 /* Poll for Global Reset steady state in case of recent GRST.
352 * The grst delay value is in 100ms units, and we'll wait a
353 * couple counts longer to be sure we don't just miss the end.
354 */
355 grst_del = rd32(hw, I40E_GLGEN_RSTCTL) & I40E_GLGEN_RSTCTL_GRSTDEL_MASK
356 >> I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
357 for (cnt = 0; cnt < grst_del + 2; cnt++) {
358 reg = rd32(hw, I40E_GLGEN_RSTAT);
359 if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
360 break;
361 msleep(100);
362 }
363 if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
364 hw_dbg(hw, "Global reset polling failed to complete.\n");
365 return I40E_ERR_RESET_FAILED;
366 }
367
368 /* Now Wait for the FW to be ready */
369 for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
370 reg = rd32(hw, I40E_GLNVM_ULD);
371 reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
372 I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
373 if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
374 I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
375 hw_dbg(hw, "Core and Global modules ready %d\n", cnt1);
376 break;
377 }
378 usleep_range(10000, 20000);
379 }
380 if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
381 I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
382 hw_dbg(hw, "wait for FW Reset complete timedout\n");
383 hw_dbg(hw, "I40E_GLNVM_ULD = 0x%x\n", reg);
384 return I40E_ERR_RESET_FAILED;
385 }
386
387 /* If there was a Global Reset in progress when we got here,
388 * we don't need to do the PF Reset
389 */
390 if (!cnt) {
391 if (hw->revision_id == 0)
392 cnt = I40E_PF_RESET_WAIT_COUNT_A0;
393 else
394 cnt = I40E_PF_RESET_WAIT_COUNT;
395 reg = rd32(hw, I40E_PFGEN_CTRL);
396 wr32(hw, I40E_PFGEN_CTRL,
397 (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
398 for (; cnt; cnt--) {
399 reg = rd32(hw, I40E_PFGEN_CTRL);
400 if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
401 break;
402 usleep_range(1000, 2000);
403 }
404 if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
405 hw_dbg(hw, "PF reset polling failed to complete.\n");
406 return I40E_ERR_RESET_FAILED;
407 }
408 }
409
410 i40e_clear_pxe_mode(hw);
411
412 return 0;
413 }
414
415 /**
416 * i40e_clear_pxe_mode - clear pxe operations mode
417 * @hw: pointer to the hw struct
418 *
419 * Make sure all PXE mode settings are cleared, including things
420 * like descriptor fetch/write-back mode.
421 **/
422 void i40e_clear_pxe_mode(struct i40e_hw *hw)
423 {
424 u32 reg;
425
426 /* Clear single descriptor fetch/write-back mode */
427 reg = rd32(hw, I40E_GLLAN_RCTL_0);
428
429 if (hw->revision_id == 0) {
430 /* As a work around clear PXE_MODE instead of setting it */
431 wr32(hw, I40E_GLLAN_RCTL_0, (reg & (~I40E_GLLAN_RCTL_0_PXE_MODE_MASK)));
432 } else {
433 wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK));
434 }
435 }
436
437 /**
438 * i40e_led_is_mine - helper to find matching led
439 * @hw: pointer to the hw struct
440 * @idx: index into GPIO registers
441 *
442 * returns: 0 if no match, otherwise the value of the GPIO_CTL register
443 */
444 static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
445 {
446 u32 gpio_val = 0;
447 u32 port;
448
449 if (!hw->func_caps.led[idx])
450 return 0;
451
452 gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
453 port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
454 I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
455
456 /* if PRT_NUM_NA is 1 then this LED is not port specific, OR
457 * if it is not our port then ignore
458 */
459 if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
460 (port != hw->port))
461 return 0;
462
463 return gpio_val;
464 }
465
466 #define I40E_LED0 22
467 #define I40E_LINK_ACTIVITY 0xC
468
469 /**
470 * i40e_led_get - return current on/off mode
471 * @hw: pointer to the hw struct
472 *
473 * The value returned is the 'mode' field as defined in the
474 * GPIO register definitions: 0x0 = off, 0xf = on, and other
475 * values are variations of possible behaviors relating to
476 * blink, link, and wire.
477 **/
478 u32 i40e_led_get(struct i40e_hw *hw)
479 {
480 u32 mode = 0;
481 int i;
482
483 /* as per the documentation GPIO 22-29 are the LED
484 * GPIO pins named LED0..LED7
485 */
486 for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
487 u32 gpio_val = i40e_led_is_mine(hw, i);
488
489 if (!gpio_val)
490 continue;
491
492 mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
493 I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
494 break;
495 }
496
497 return mode;
498 }
499
500 /**
501 * i40e_led_set - set new on/off mode
502 * @hw: pointer to the hw struct
503 * @mode: 0=off, 0xf=on (else see manual for mode details)
504 * @blink: true if the LED should blink when on, false if steady
505 *
506 * if this function is used to turn on the blink it should
507 * be used to disable the blink when restoring the original state.
508 **/
509 void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
510 {
511 int i;
512
513 if (mode & 0xfffffff0)
514 hw_dbg(hw, "invalid mode passed in %X\n", mode);
515
516 /* as per the documentation GPIO 22-29 are the LED
517 * GPIO pins named LED0..LED7
518 */
519 for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
520 u32 gpio_val = i40e_led_is_mine(hw, i);
521
522 if (!gpio_val)
523 continue;
524
525 gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
526 /* this & is a bit of paranoia, but serves as a range check */
527 gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
528 I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
529
530 if (mode == I40E_LINK_ACTIVITY)
531 blink = false;
532
533 gpio_val |= (blink ? 1 : 0) <<
534 I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT;
535
536 wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
537 break;
538 }
539 }
540
541 /* Admin command wrappers */
542
543 /**
544 * i40e_aq_set_link_restart_an
545 * @hw: pointer to the hw struct
546 * @cmd_details: pointer to command details structure or NULL
547 *
548 * Sets up the link and restarts the Auto-Negotiation over the link.
549 **/
550 i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw,
551 struct i40e_asq_cmd_details *cmd_details)
552 {
553 struct i40e_aq_desc desc;
554 struct i40e_aqc_set_link_restart_an *cmd =
555 (struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
556 i40e_status status;
557
558 i40e_fill_default_direct_cmd_desc(&desc,
559 i40e_aqc_opc_set_link_restart_an);
560
561 cmd->command = I40E_AQ_PHY_RESTART_AN;
562
563 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
564
565 return status;
566 }
567
568 /**
569 * i40e_aq_get_link_info
570 * @hw: pointer to the hw struct
571 * @enable_lse: enable/disable LinkStatusEvent reporting
572 * @link: pointer to link status structure - optional
573 * @cmd_details: pointer to command details structure or NULL
574 *
575 * Returns the link status of the adapter.
576 **/
577 i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
578 bool enable_lse, struct i40e_link_status *link,
579 struct i40e_asq_cmd_details *cmd_details)
580 {
581 struct i40e_aq_desc desc;
582 struct i40e_aqc_get_link_status *resp =
583 (struct i40e_aqc_get_link_status *)&desc.params.raw;
584 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
585 i40e_status status;
586 u16 command_flags;
587
588 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
589
590 if (enable_lse)
591 command_flags = I40E_AQ_LSE_ENABLE;
592 else
593 command_flags = I40E_AQ_LSE_DISABLE;
594 resp->command_flags = cpu_to_le16(command_flags);
595
596 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
597
598 if (status)
599 goto aq_get_link_info_exit;
600
601 /* save off old link status information */
602 hw->phy.link_info_old = *hw_link_info;
603
604 /* update link status */
605 hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
606 hw->phy.media_type = i40e_get_media_type(hw);
607 hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
608 hw_link_info->link_info = resp->link_info;
609 hw_link_info->an_info = resp->an_info;
610 hw_link_info->ext_info = resp->ext_info;
611 hw_link_info->loopback = resp->loopback;
612
613 if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_ENABLE))
614 hw_link_info->lse_enable = true;
615 else
616 hw_link_info->lse_enable = false;
617
618 /* save link status information */
619 if (link)
620 *link = *hw_link_info;
621
622 /* flag cleared so helper functions don't call AQ again */
623 hw->phy.get_link_info = false;
624
625 aq_get_link_info_exit:
626 return status;
627 }
628
629 /**
630 * i40e_aq_add_vsi
631 * @hw: pointer to the hw struct
632 * @vsi_ctx: pointer to a vsi context struct
633 * @cmd_details: pointer to command details structure or NULL
634 *
635 * Add a VSI context to the hardware.
636 **/
637 i40e_status i40e_aq_add_vsi(struct i40e_hw *hw,
638 struct i40e_vsi_context *vsi_ctx,
639 struct i40e_asq_cmd_details *cmd_details)
640 {
641 struct i40e_aq_desc desc;
642 struct i40e_aqc_add_get_update_vsi *cmd =
643 (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
644 struct i40e_aqc_add_get_update_vsi_completion *resp =
645 (struct i40e_aqc_add_get_update_vsi_completion *)
646 &desc.params.raw;
647 i40e_status status;
648
649 i40e_fill_default_direct_cmd_desc(&desc,
650 i40e_aqc_opc_add_vsi);
651
652 cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid);
653 cmd->connection_type = vsi_ctx->connection_type;
654 cmd->vf_id = vsi_ctx->vf_num;
655 cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags);
656
657 desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
658 if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
659 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
660
661 status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
662 sizeof(vsi_ctx->info), cmd_details);
663
664 if (status)
665 goto aq_add_vsi_exit;
666
667 vsi_ctx->seid = le16_to_cpu(resp->seid);
668 vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
669 vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
670 vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
671
672 aq_add_vsi_exit:
673 return status;
674 }
675
676 /**
677 * i40e_aq_set_vsi_unicast_promiscuous
678 * @hw: pointer to the hw struct
679 * @seid: vsi number
680 * @set: set unicast promiscuous enable/disable
681 * @cmd_details: pointer to command details structure or NULL
682 **/
683 i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
684 u16 seid, bool set,
685 struct i40e_asq_cmd_details *cmd_details)
686 {
687 struct i40e_aq_desc desc;
688 struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
689 (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
690 i40e_status status;
691 u16 flags = 0;
692
693 i40e_fill_default_direct_cmd_desc(&desc,
694 i40e_aqc_opc_set_vsi_promiscuous_modes);
695
696 if (set)
697 flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
698
699 cmd->promiscuous_flags = cpu_to_le16(flags);
700
701 cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
702
703 cmd->seid = cpu_to_le16(seid);
704 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
705
706 return status;
707 }
708
709 /**
710 * i40e_aq_set_vsi_multicast_promiscuous
711 * @hw: pointer to the hw struct
712 * @seid: vsi number
713 * @set: set multicast promiscuous enable/disable
714 * @cmd_details: pointer to command details structure or NULL
715 **/
716 i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
717 u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
718 {
719 struct i40e_aq_desc desc;
720 struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
721 (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
722 i40e_status status;
723 u16 flags = 0;
724
725 i40e_fill_default_direct_cmd_desc(&desc,
726 i40e_aqc_opc_set_vsi_promiscuous_modes);
727
728 if (set)
729 flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
730
731 cmd->promiscuous_flags = cpu_to_le16(flags);
732
733 cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
734
735 cmd->seid = cpu_to_le16(seid);
736 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
737
738 return status;
739 }
740
741 /**
742 * i40e_aq_set_vsi_broadcast
743 * @hw: pointer to the hw struct
744 * @seid: vsi number
745 * @set_filter: true to set filter, false to clear filter
746 * @cmd_details: pointer to command details structure or NULL
747 *
748 * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
749 **/
750 i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
751 u16 seid, bool set_filter,
752 struct i40e_asq_cmd_details *cmd_details)
753 {
754 struct i40e_aq_desc desc;
755 struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
756 (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
757 i40e_status status;
758
759 i40e_fill_default_direct_cmd_desc(&desc,
760 i40e_aqc_opc_set_vsi_promiscuous_modes);
761
762 if (set_filter)
763 cmd->promiscuous_flags
764 |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
765 else
766 cmd->promiscuous_flags
767 &= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
768
769 cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
770 cmd->seid = cpu_to_le16(seid);
771 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
772
773 return status;
774 }
775
776 /**
777 * i40e_get_vsi_params - get VSI configuration info
778 * @hw: pointer to the hw struct
779 * @vsi_ctx: pointer to a vsi context struct
780 * @cmd_details: pointer to command details structure or NULL
781 **/
782 i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw,
783 struct i40e_vsi_context *vsi_ctx,
784 struct i40e_asq_cmd_details *cmd_details)
785 {
786 struct i40e_aq_desc desc;
787 struct i40e_aqc_add_get_update_vsi *cmd =
788 (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
789 struct i40e_aqc_add_get_update_vsi_completion *resp =
790 (struct i40e_aqc_add_get_update_vsi_completion *)
791 &desc.params.raw;
792 i40e_status status;
793
794 i40e_fill_default_direct_cmd_desc(&desc,
795 i40e_aqc_opc_get_vsi_parameters);
796
797 cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
798
799 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
800 if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
801 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
802
803 status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
804 sizeof(vsi_ctx->info), NULL);
805
806 if (status)
807 goto aq_get_vsi_params_exit;
808
809 vsi_ctx->seid = le16_to_cpu(resp->seid);
810 vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
811 vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
812 vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
813
814 aq_get_vsi_params_exit:
815 return status;
816 }
817
818 /**
819 * i40e_aq_update_vsi_params
820 * @hw: pointer to the hw struct
821 * @vsi_ctx: pointer to a vsi context struct
822 * @cmd_details: pointer to command details structure or NULL
823 *
824 * Update a VSI context.
825 **/
826 i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw,
827 struct i40e_vsi_context *vsi_ctx,
828 struct i40e_asq_cmd_details *cmd_details)
829 {
830 struct i40e_aq_desc desc;
831 struct i40e_aqc_add_get_update_vsi *cmd =
832 (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
833 i40e_status status;
834
835 i40e_fill_default_direct_cmd_desc(&desc,
836 i40e_aqc_opc_update_vsi_parameters);
837 cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
838
839 desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
840 if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
841 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
842
843 status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
844 sizeof(vsi_ctx->info), cmd_details);
845
846 return status;
847 }
848
849 /**
850 * i40e_aq_get_switch_config
851 * @hw: pointer to the hardware structure
852 * @buf: pointer to the result buffer
853 * @buf_size: length of input buffer
854 * @start_seid: seid to start for the report, 0 == beginning
855 * @cmd_details: pointer to command details structure or NULL
856 *
857 * Fill the buf with switch configuration returned from AdminQ command
858 **/
859 i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
860 struct i40e_aqc_get_switch_config_resp *buf,
861 u16 buf_size, u16 *start_seid,
862 struct i40e_asq_cmd_details *cmd_details)
863 {
864 struct i40e_aq_desc desc;
865 struct i40e_aqc_switch_seid *scfg =
866 (struct i40e_aqc_switch_seid *)&desc.params.raw;
867 i40e_status status;
868
869 i40e_fill_default_direct_cmd_desc(&desc,
870 i40e_aqc_opc_get_switch_config);
871 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
872 if (buf_size > I40E_AQ_LARGE_BUF)
873 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
874 scfg->seid = cpu_to_le16(*start_seid);
875
876 status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
877 *start_seid = le16_to_cpu(scfg->seid);
878
879 return status;
880 }
881
882 /**
883 * i40e_aq_get_firmware_version
884 * @hw: pointer to the hw struct
885 * @fw_major_version: firmware major version
886 * @fw_minor_version: firmware minor version
887 * @api_major_version: major queue version
888 * @api_minor_version: minor queue version
889 * @cmd_details: pointer to command details structure or NULL
890 *
891 * Get the firmware version from the admin queue commands
892 **/
893 i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw,
894 u16 *fw_major_version, u16 *fw_minor_version,
895 u16 *api_major_version, u16 *api_minor_version,
896 struct i40e_asq_cmd_details *cmd_details)
897 {
898 struct i40e_aq_desc desc;
899 struct i40e_aqc_get_version *resp =
900 (struct i40e_aqc_get_version *)&desc.params.raw;
901 i40e_status status;
902
903 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
904
905 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
906
907 if (!status) {
908 if (fw_major_version != NULL)
909 *fw_major_version = le16_to_cpu(resp->fw_major);
910 if (fw_minor_version != NULL)
911 *fw_minor_version = le16_to_cpu(resp->fw_minor);
912 if (api_major_version != NULL)
913 *api_major_version = le16_to_cpu(resp->api_major);
914 if (api_minor_version != NULL)
915 *api_minor_version = le16_to_cpu(resp->api_minor);
916 }
917
918 return status;
919 }
920
921 /**
922 * i40e_aq_send_driver_version
923 * @hw: pointer to the hw struct
924 * @dv: driver's major, minor version
925 * @cmd_details: pointer to command details structure or NULL
926 *
927 * Send the driver version to the firmware
928 **/
929 i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw,
930 struct i40e_driver_version *dv,
931 struct i40e_asq_cmd_details *cmd_details)
932 {
933 struct i40e_aq_desc desc;
934 struct i40e_aqc_driver_version *cmd =
935 (struct i40e_aqc_driver_version *)&desc.params.raw;
936 i40e_status status;
937
938 if (dv == NULL)
939 return I40E_ERR_PARAM;
940
941 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
942
943 desc.flags |= cpu_to_le16(I40E_AQ_FLAG_SI);
944 cmd->driver_major_ver = dv->major_version;
945 cmd->driver_minor_ver = dv->minor_version;
946 cmd->driver_build_ver = dv->build_version;
947 cmd->driver_subbuild_ver = dv->subbuild_version;
948 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
949
950 return status;
951 }
952
953 /**
954 * i40e_get_link_status - get status of the HW network link
955 * @hw: pointer to the hw struct
956 *
957 * Returns true if link is up, false if link is down.
958 *
959 * Side effect: LinkStatusEvent reporting becomes enabled
960 **/
961 bool i40e_get_link_status(struct i40e_hw *hw)
962 {
963 i40e_status status = 0;
964 bool link_status = false;
965
966 if (hw->phy.get_link_info) {
967 status = i40e_aq_get_link_info(hw, true, NULL, NULL);
968
969 if (status)
970 goto i40e_get_link_status_exit;
971 }
972
973 link_status = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
974
975 i40e_get_link_status_exit:
976 return link_status;
977 }
978
979 /**
980 * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
981 * @hw: pointer to the hw struct
982 * @uplink_seid: the MAC or other gizmo SEID
983 * @downlink_seid: the VSI SEID
984 * @enabled_tc: bitmap of TCs to be enabled
985 * @default_port: true for default port VSI, false for control port
986 * @enable_l2_filtering: true to add L2 filter table rules to regular forwarding rules for cloud support
987 * @veb_seid: pointer to where to put the resulting VEB SEID
988 * @cmd_details: pointer to command details structure or NULL
989 *
990 * This asks the FW to add a VEB between the uplink and downlink
991 * elements. If the uplink SEID is 0, this will be a floating VEB.
992 **/
993 i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
994 u16 downlink_seid, u8 enabled_tc,
995 bool default_port, bool enable_l2_filtering,
996 u16 *veb_seid,
997 struct i40e_asq_cmd_details *cmd_details)
998 {
999 struct i40e_aq_desc desc;
1000 struct i40e_aqc_add_veb *cmd =
1001 (struct i40e_aqc_add_veb *)&desc.params.raw;
1002 struct i40e_aqc_add_veb_completion *resp =
1003 (struct i40e_aqc_add_veb_completion *)&desc.params.raw;
1004 i40e_status status;
1005 u16 veb_flags = 0;
1006
1007 /* SEIDs need to either both be set or both be 0 for floating VEB */
1008 if (!!uplink_seid != !!downlink_seid)
1009 return I40E_ERR_PARAM;
1010
1011 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
1012
1013 cmd->uplink_seid = cpu_to_le16(uplink_seid);
1014 cmd->downlink_seid = cpu_to_le16(downlink_seid);
1015 cmd->enable_tcs = enabled_tc;
1016 if (!uplink_seid)
1017 veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
1018 if (default_port)
1019 veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
1020 else
1021 veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
1022
1023 if (enable_l2_filtering)
1024 veb_flags |= I40E_AQC_ADD_VEB_ENABLE_L2_FILTER;
1025
1026 cmd->veb_flags = cpu_to_le16(veb_flags);
1027
1028 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1029
1030 if (!status && veb_seid)
1031 *veb_seid = le16_to_cpu(resp->veb_seid);
1032
1033 return status;
1034 }
1035
1036 /**
1037 * i40e_aq_get_veb_parameters - Retrieve VEB parameters
1038 * @hw: pointer to the hw struct
1039 * @veb_seid: the SEID of the VEB to query
1040 * @switch_id: the uplink switch id
1041 * @floating: set to true if the VEB is floating
1042 * @statistic_index: index of the stats counter block for this VEB
1043 * @vebs_used: number of VEB's used by function
1044 * @vebs_free: total VEB's not reserved by any function
1045 * @cmd_details: pointer to command details structure or NULL
1046 *
1047 * This retrieves the parameters for a particular VEB, specified by
1048 * uplink_seid, and returns them to the caller.
1049 **/
1050 i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw,
1051 u16 veb_seid, u16 *switch_id,
1052 bool *floating, u16 *statistic_index,
1053 u16 *vebs_used, u16 *vebs_free,
1054 struct i40e_asq_cmd_details *cmd_details)
1055 {
1056 struct i40e_aq_desc desc;
1057 struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
1058 (struct i40e_aqc_get_veb_parameters_completion *)
1059 &desc.params.raw;
1060 i40e_status status;
1061
1062 if (veb_seid == 0)
1063 return I40E_ERR_PARAM;
1064
1065 i40e_fill_default_direct_cmd_desc(&desc,
1066 i40e_aqc_opc_get_veb_parameters);
1067 cmd_resp->seid = cpu_to_le16(veb_seid);
1068
1069 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1070 if (status)
1071 goto get_veb_exit;
1072
1073 if (switch_id)
1074 *switch_id = le16_to_cpu(cmd_resp->switch_id);
1075 if (statistic_index)
1076 *statistic_index = le16_to_cpu(cmd_resp->statistic_index);
1077 if (vebs_used)
1078 *vebs_used = le16_to_cpu(cmd_resp->vebs_used);
1079 if (vebs_free)
1080 *vebs_free = le16_to_cpu(cmd_resp->vebs_free);
1081 if (floating) {
1082 u16 flags = le16_to_cpu(cmd_resp->veb_flags);
1083 if (flags & I40E_AQC_ADD_VEB_FLOATING)
1084 *floating = true;
1085 else
1086 *floating = false;
1087 }
1088
1089 get_veb_exit:
1090 return status;
1091 }
1092
1093 /**
1094 * i40e_aq_add_macvlan
1095 * @hw: pointer to the hw struct
1096 * @seid: VSI for the mac address
1097 * @mv_list: list of macvlans to be added
1098 * @count: length of the list
1099 * @cmd_details: pointer to command details structure or NULL
1100 *
1101 * Add MAC/VLAN addresses to the HW filtering
1102 **/
1103 i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
1104 struct i40e_aqc_add_macvlan_element_data *mv_list,
1105 u16 count, struct i40e_asq_cmd_details *cmd_details)
1106 {
1107 struct i40e_aq_desc desc;
1108 struct i40e_aqc_macvlan *cmd =
1109 (struct i40e_aqc_macvlan *)&desc.params.raw;
1110 i40e_status status;
1111 u16 buf_size;
1112
1113 if (count == 0 || !mv_list || !hw)
1114 return I40E_ERR_PARAM;
1115
1116 buf_size = count * sizeof(struct i40e_aqc_add_macvlan_element_data);
1117
1118 /* prep the rest of the request */
1119 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
1120 cmd->num_addresses = cpu_to_le16(count);
1121 cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
1122 cmd->seid[1] = 0;
1123 cmd->seid[2] = 0;
1124
1125 desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1126 if (buf_size > I40E_AQ_LARGE_BUF)
1127 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1128
1129 status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
1130 cmd_details);
1131
1132 return status;
1133 }
1134
1135 /**
1136 * i40e_aq_remove_macvlan
1137 * @hw: pointer to the hw struct
1138 * @seid: VSI for the mac address
1139 * @mv_list: list of macvlans to be removed
1140 * @count: length of the list
1141 * @cmd_details: pointer to command details structure or NULL
1142 *
1143 * Remove MAC/VLAN addresses from the HW filtering
1144 **/
1145 i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
1146 struct i40e_aqc_remove_macvlan_element_data *mv_list,
1147 u16 count, struct i40e_asq_cmd_details *cmd_details)
1148 {
1149 struct i40e_aq_desc desc;
1150 struct i40e_aqc_macvlan *cmd =
1151 (struct i40e_aqc_macvlan *)&desc.params.raw;
1152 i40e_status status;
1153 u16 buf_size;
1154
1155 if (count == 0 || !mv_list || !hw)
1156 return I40E_ERR_PARAM;
1157
1158 buf_size = count * sizeof(struct i40e_aqc_remove_macvlan_element_data);
1159
1160 /* prep the rest of the request */
1161 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
1162 cmd->num_addresses = cpu_to_le16(count);
1163 cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
1164 cmd->seid[1] = 0;
1165 cmd->seid[2] = 0;
1166
1167 desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1168 if (buf_size > I40E_AQ_LARGE_BUF)
1169 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1170
1171 status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
1172 cmd_details);
1173
1174 return status;
1175 }
1176
1177 /**
1178 * i40e_aq_send_msg_to_vf
1179 * @hw: pointer to the hardware structure
1180 * @vfid: vf id to send msg
1181 * @v_opcode: opcodes for VF-PF communication
1182 * @v_retval: return error code
1183 * @msg: pointer to the msg buffer
1184 * @msglen: msg length
1185 * @cmd_details: pointer to command details
1186 *
1187 * send msg to vf
1188 **/
1189 i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
1190 u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
1191 struct i40e_asq_cmd_details *cmd_details)
1192 {
1193 struct i40e_aq_desc desc;
1194 struct i40e_aqc_pf_vf_message *cmd =
1195 (struct i40e_aqc_pf_vf_message *)&desc.params.raw;
1196 i40e_status status;
1197
1198 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
1199 cmd->id = cpu_to_le32(vfid);
1200 desc.cookie_high = cpu_to_le32(v_opcode);
1201 desc.cookie_low = cpu_to_le32(v_retval);
1202 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
1203 if (msglen) {
1204 desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
1205 I40E_AQ_FLAG_RD));
1206 if (msglen > I40E_AQ_LARGE_BUF)
1207 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1208 desc.datalen = cpu_to_le16(msglen);
1209 }
1210 status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
1211
1212 return status;
1213 }
1214
1215 /**
1216 * i40e_aq_set_hmc_resource_profile
1217 * @hw: pointer to the hw struct
1218 * @profile: type of profile the HMC is to be set as
1219 * @pe_vf_enabled_count: the number of PE enabled VFs the system has
1220 * @cmd_details: pointer to command details structure or NULL
1221 *
1222 * set the HMC profile of the device.
1223 **/
1224 i40e_status i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw,
1225 enum i40e_aq_hmc_profile profile,
1226 u8 pe_vf_enabled_count,
1227 struct i40e_asq_cmd_details *cmd_details)
1228 {
1229 struct i40e_aq_desc desc;
1230 struct i40e_aq_get_set_hmc_resource_profile *cmd =
1231 (struct i40e_aq_get_set_hmc_resource_profile *)&desc.params.raw;
1232 i40e_status status;
1233
1234 i40e_fill_default_direct_cmd_desc(&desc,
1235 i40e_aqc_opc_set_hmc_resource_profile);
1236
1237 cmd->pm_profile = (u8)profile;
1238 cmd->pe_vf_enabled = pe_vf_enabled_count;
1239
1240 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1241
1242 return status;
1243 }
1244
1245 /**
1246 * i40e_aq_request_resource
1247 * @hw: pointer to the hw struct
1248 * @resource: resource id
1249 * @access: access type
1250 * @sdp_number: resource number
1251 * @timeout: the maximum time in ms that the driver may hold the resource
1252 * @cmd_details: pointer to command details structure or NULL
1253 *
1254 * requests common resource using the admin queue commands
1255 **/
1256 i40e_status i40e_aq_request_resource(struct i40e_hw *hw,
1257 enum i40e_aq_resources_ids resource,
1258 enum i40e_aq_resource_access_type access,
1259 u8 sdp_number, u64 *timeout,
1260 struct i40e_asq_cmd_details *cmd_details)
1261 {
1262 struct i40e_aq_desc desc;
1263 struct i40e_aqc_request_resource *cmd_resp =
1264 (struct i40e_aqc_request_resource *)&desc.params.raw;
1265 i40e_status status;
1266
1267 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
1268
1269 cmd_resp->resource_id = cpu_to_le16(resource);
1270 cmd_resp->access_type = cpu_to_le16(access);
1271 cmd_resp->resource_number = cpu_to_le32(sdp_number);
1272
1273 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1274 /* The completion specifies the maximum time in ms that the driver
1275 * may hold the resource in the Timeout field.
1276 * If the resource is held by someone else, the command completes with
1277 * busy return value and the timeout field indicates the maximum time
1278 * the current owner of the resource has to free it.
1279 */
1280 if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
1281 *timeout = le32_to_cpu(cmd_resp->timeout);
1282
1283 return status;
1284 }
1285
1286 /**
1287 * i40e_aq_release_resource
1288 * @hw: pointer to the hw struct
1289 * @resource: resource id
1290 * @sdp_number: resource number
1291 * @cmd_details: pointer to command details structure or NULL
1292 *
1293 * release common resource using the admin queue commands
1294 **/
1295 i40e_status i40e_aq_release_resource(struct i40e_hw *hw,
1296 enum i40e_aq_resources_ids resource,
1297 u8 sdp_number,
1298 struct i40e_asq_cmd_details *cmd_details)
1299 {
1300 struct i40e_aq_desc desc;
1301 struct i40e_aqc_request_resource *cmd =
1302 (struct i40e_aqc_request_resource *)&desc.params.raw;
1303 i40e_status status;
1304
1305 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
1306
1307 cmd->resource_id = cpu_to_le16(resource);
1308 cmd->resource_number = cpu_to_le32(sdp_number);
1309
1310 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1311
1312 return status;
1313 }
1314
1315 /**
1316 * i40e_aq_read_nvm
1317 * @hw: pointer to the hw struct
1318 * @module_pointer: module pointer location in words from the NVM beginning
1319 * @offset: byte offset from the module beginning
1320 * @length: length of the section to be read (in bytes from the offset)
1321 * @data: command buffer (size [bytes] = length)
1322 * @last_command: tells if this is the last command in a series
1323 * @cmd_details: pointer to command details structure or NULL
1324 *
1325 * Read the NVM using the admin queue commands
1326 **/
1327 i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
1328 u32 offset, u16 length, void *data,
1329 bool last_command,
1330 struct i40e_asq_cmd_details *cmd_details)
1331 {
1332 struct i40e_aq_desc desc;
1333 struct i40e_aqc_nvm_update *cmd =
1334 (struct i40e_aqc_nvm_update *)&desc.params.raw;
1335 i40e_status status;
1336
1337 /* In offset the highest byte must be zeroed. */
1338 if (offset & 0xFF000000) {
1339 status = I40E_ERR_PARAM;
1340 goto i40e_aq_read_nvm_exit;
1341 }
1342
1343 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
1344
1345 /* If this is the last command in a series, set the proper flag. */
1346 if (last_command)
1347 cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
1348 cmd->module_pointer = module_pointer;
1349 cmd->offset = cpu_to_le32(offset);
1350 cmd->length = cpu_to_le16(length);
1351
1352 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1353 if (length > I40E_AQ_LARGE_BUF)
1354 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1355
1356 status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
1357
1358 i40e_aq_read_nvm_exit:
1359 return status;
1360 }
1361
1362 #define I40E_DEV_FUNC_CAP_SWITCH_MODE 0x01
1363 #define I40E_DEV_FUNC_CAP_MGMT_MODE 0x02
1364 #define I40E_DEV_FUNC_CAP_NPAR 0x03
1365 #define I40E_DEV_FUNC_CAP_OS2BMC 0x04
1366 #define I40E_DEV_FUNC_CAP_VALID_FUNC 0x05
1367 #define I40E_DEV_FUNC_CAP_SRIOV_1_1 0x12
1368 #define I40E_DEV_FUNC_CAP_VF 0x13
1369 #define I40E_DEV_FUNC_CAP_VMDQ 0x14
1370 #define I40E_DEV_FUNC_CAP_802_1_QBG 0x15
1371 #define I40E_DEV_FUNC_CAP_802_1_QBH 0x16
1372 #define I40E_DEV_FUNC_CAP_VSI 0x17
1373 #define I40E_DEV_FUNC_CAP_DCB 0x18
1374 #define I40E_DEV_FUNC_CAP_FCOE 0x21
1375 #define I40E_DEV_FUNC_CAP_RSS 0x40
1376 #define I40E_DEV_FUNC_CAP_RX_QUEUES 0x41
1377 #define I40E_DEV_FUNC_CAP_TX_QUEUES 0x42
1378 #define I40E_DEV_FUNC_CAP_MSIX 0x43
1379 #define I40E_DEV_FUNC_CAP_MSIX_VF 0x44
1380 #define I40E_DEV_FUNC_CAP_FLOW_DIRECTOR 0x45
1381 #define I40E_DEV_FUNC_CAP_IEEE_1588 0x46
1382 #define I40E_DEV_FUNC_CAP_MFP_MODE_1 0xF1
1383 #define I40E_DEV_FUNC_CAP_CEM 0xF2
1384 #define I40E_DEV_FUNC_CAP_IWARP 0x51
1385 #define I40E_DEV_FUNC_CAP_LED 0x61
1386 #define I40E_DEV_FUNC_CAP_SDP 0x62
1387 #define I40E_DEV_FUNC_CAP_MDIO 0x63
1388
1389 /**
1390 * i40e_parse_discover_capabilities
1391 * @hw: pointer to the hw struct
1392 * @buff: pointer to a buffer containing device/function capability records
1393 * @cap_count: number of capability records in the list
1394 * @list_type_opc: type of capabilities list to parse
1395 *
1396 * Parse the device/function capabilities list.
1397 **/
1398 static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
1399 u32 cap_count,
1400 enum i40e_admin_queue_opc list_type_opc)
1401 {
1402 struct i40e_aqc_list_capabilities_element_resp *cap;
1403 u32 number, logical_id, phys_id;
1404 struct i40e_hw_capabilities *p;
1405 u32 reg_val;
1406 u32 i = 0;
1407 u16 id;
1408
1409 cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
1410
1411 if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
1412 p = (struct i40e_hw_capabilities *)&hw->dev_caps;
1413 else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
1414 p = (struct i40e_hw_capabilities *)&hw->func_caps;
1415 else
1416 return;
1417
1418 for (i = 0; i < cap_count; i++, cap++) {
1419 id = le16_to_cpu(cap->id);
1420 number = le32_to_cpu(cap->number);
1421 logical_id = le32_to_cpu(cap->logical_id);
1422 phys_id = le32_to_cpu(cap->phys_id);
1423
1424 switch (id) {
1425 case I40E_DEV_FUNC_CAP_SWITCH_MODE:
1426 p->switch_mode = number;
1427 break;
1428 case I40E_DEV_FUNC_CAP_MGMT_MODE:
1429 p->management_mode = number;
1430 break;
1431 case I40E_DEV_FUNC_CAP_NPAR:
1432 p->npar_enable = number;
1433 break;
1434 case I40E_DEV_FUNC_CAP_OS2BMC:
1435 p->os2bmc = number;
1436 break;
1437 case I40E_DEV_FUNC_CAP_VALID_FUNC:
1438 p->valid_functions = number;
1439 break;
1440 case I40E_DEV_FUNC_CAP_SRIOV_1_1:
1441 if (number == 1)
1442 p->sr_iov_1_1 = true;
1443 break;
1444 case I40E_DEV_FUNC_CAP_VF:
1445 p->num_vfs = number;
1446 p->vf_base_id = logical_id;
1447 break;
1448 case I40E_DEV_FUNC_CAP_VMDQ:
1449 if (number == 1)
1450 p->vmdq = true;
1451 break;
1452 case I40E_DEV_FUNC_CAP_802_1_QBG:
1453 if (number == 1)
1454 p->evb_802_1_qbg = true;
1455 break;
1456 case I40E_DEV_FUNC_CAP_802_1_QBH:
1457 if (number == 1)
1458 p->evb_802_1_qbh = true;
1459 break;
1460 case I40E_DEV_FUNC_CAP_VSI:
1461 p->num_vsis = number;
1462 break;
1463 case I40E_DEV_FUNC_CAP_DCB:
1464 if (number == 1) {
1465 p->dcb = true;
1466 p->enabled_tcmap = logical_id;
1467 p->maxtc = phys_id;
1468 }
1469 break;
1470 case I40E_DEV_FUNC_CAP_FCOE:
1471 if (number == 1)
1472 p->fcoe = true;
1473 break;
1474 case I40E_DEV_FUNC_CAP_RSS:
1475 p->rss = true;
1476 reg_val = rd32(hw, I40E_PFQF_CTL_0);
1477 if (reg_val & I40E_PFQF_CTL_0_HASHLUTSIZE_MASK)
1478 p->rss_table_size = number;
1479 else
1480 p->rss_table_size = 128;
1481 p->rss_table_entry_width = logical_id;
1482 break;
1483 case I40E_DEV_FUNC_CAP_RX_QUEUES:
1484 p->num_rx_qp = number;
1485 p->base_queue = phys_id;
1486 break;
1487 case I40E_DEV_FUNC_CAP_TX_QUEUES:
1488 p->num_tx_qp = number;
1489 p->base_queue = phys_id;
1490 break;
1491 case I40E_DEV_FUNC_CAP_MSIX:
1492 p->num_msix_vectors = number;
1493 break;
1494 case I40E_DEV_FUNC_CAP_MSIX_VF:
1495 p->num_msix_vectors_vf = number;
1496 break;
1497 case I40E_DEV_FUNC_CAP_MFP_MODE_1:
1498 if (number == 1)
1499 p->mfp_mode_1 = true;
1500 break;
1501 case I40E_DEV_FUNC_CAP_CEM:
1502 if (number == 1)
1503 p->mgmt_cem = true;
1504 break;
1505 case I40E_DEV_FUNC_CAP_IWARP:
1506 if (number == 1)
1507 p->iwarp = true;
1508 break;
1509 case I40E_DEV_FUNC_CAP_LED:
1510 if (phys_id < I40E_HW_CAP_MAX_GPIO)
1511 p->led[phys_id] = true;
1512 break;
1513 case I40E_DEV_FUNC_CAP_SDP:
1514 if (phys_id < I40E_HW_CAP_MAX_GPIO)
1515 p->sdp[phys_id] = true;
1516 break;
1517 case I40E_DEV_FUNC_CAP_MDIO:
1518 if (number == 1) {
1519 p->mdio_port_num = phys_id;
1520 p->mdio_port_mode = logical_id;
1521 }
1522 break;
1523 case I40E_DEV_FUNC_CAP_IEEE_1588:
1524 if (number == 1)
1525 p->ieee_1588 = true;
1526 break;
1527 case I40E_DEV_FUNC_CAP_FLOW_DIRECTOR:
1528 p->fd = true;
1529 p->fd_filters_guaranteed = number;
1530 p->fd_filters_best_effort = logical_id;
1531 break;
1532 default:
1533 break;
1534 }
1535 }
1536
1537 /* additional HW specific goodies that might
1538 * someday be HW version specific
1539 */
1540 p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
1541 }
1542
1543 /**
1544 * i40e_aq_discover_capabilities
1545 * @hw: pointer to the hw struct
1546 * @buff: a virtual buffer to hold the capabilities
1547 * @buff_size: Size of the virtual buffer
1548 * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
1549 * @list_type_opc: capabilities type to discover - pass in the command opcode
1550 * @cmd_details: pointer to command details structure or NULL
1551 *
1552 * Get the device capabilities descriptions from the firmware
1553 **/
1554 i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw,
1555 void *buff, u16 buff_size, u16 *data_size,
1556 enum i40e_admin_queue_opc list_type_opc,
1557 struct i40e_asq_cmd_details *cmd_details)
1558 {
1559 struct i40e_aqc_list_capabilites *cmd;
1560 i40e_status status = 0;
1561 struct i40e_aq_desc desc;
1562
1563 cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
1564
1565 if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
1566 list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
1567 status = I40E_ERR_PARAM;
1568 goto exit;
1569 }
1570
1571 i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
1572
1573 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1574 if (buff_size > I40E_AQ_LARGE_BUF)
1575 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1576
1577 status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
1578 *data_size = le16_to_cpu(desc.datalen);
1579
1580 if (status)
1581 goto exit;
1582
1583 i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count),
1584 list_type_opc);
1585
1586 exit:
1587 return status;
1588 }
1589
1590 /**
1591 * i40e_aq_get_lldp_mib
1592 * @hw: pointer to the hw struct
1593 * @bridge_type: type of bridge requested
1594 * @mib_type: Local, Remote or both Local and Remote MIBs
1595 * @buff: pointer to a user supplied buffer to store the MIB block
1596 * @buff_size: size of the buffer (in bytes)
1597 * @local_len : length of the returned Local LLDP MIB
1598 * @remote_len: length of the returned Remote LLDP MIB
1599 * @cmd_details: pointer to command details structure or NULL
1600 *
1601 * Requests the complete LLDP MIB (entire packet).
1602 **/
1603 i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
1604 u8 mib_type, void *buff, u16 buff_size,
1605 u16 *local_len, u16 *remote_len,
1606 struct i40e_asq_cmd_details *cmd_details)
1607 {
1608 struct i40e_aq_desc desc;
1609 struct i40e_aqc_lldp_get_mib *cmd =
1610 (struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
1611 struct i40e_aqc_lldp_get_mib *resp =
1612 (struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
1613 i40e_status status;
1614
1615 if (buff_size == 0 || !buff)
1616 return I40E_ERR_PARAM;
1617
1618 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
1619 /* Indirect Command */
1620 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1621
1622 cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
1623 cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
1624 I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
1625
1626 desc.datalen = cpu_to_le16(buff_size);
1627
1628 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1629 if (buff_size > I40E_AQ_LARGE_BUF)
1630 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1631
1632 status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
1633 if (!status) {
1634 if (local_len != NULL)
1635 *local_len = le16_to_cpu(resp->local_len);
1636 if (remote_len != NULL)
1637 *remote_len = le16_to_cpu(resp->remote_len);
1638 }
1639
1640 return status;
1641 }
1642
1643 /**
1644 * i40e_aq_cfg_lldp_mib_change_event
1645 * @hw: pointer to the hw struct
1646 * @enable_update: Enable or Disable event posting
1647 * @cmd_details: pointer to command details structure or NULL
1648 *
1649 * Enable or Disable posting of an event on ARQ when LLDP MIB
1650 * associated with the interface changes
1651 **/
1652 i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
1653 bool enable_update,
1654 struct i40e_asq_cmd_details *cmd_details)
1655 {
1656 struct i40e_aq_desc desc;
1657 struct i40e_aqc_lldp_update_mib *cmd =
1658 (struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
1659 i40e_status status;
1660
1661 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
1662
1663 if (!enable_update)
1664 cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
1665
1666 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1667
1668 return status;
1669 }
1670
1671 /**
1672 * i40e_aq_stop_lldp
1673 * @hw: pointer to the hw struct
1674 * @shutdown_agent: True if LLDP Agent needs to be Shutdown
1675 * @cmd_details: pointer to command details structure or NULL
1676 *
1677 * Stop or Shutdown the embedded LLDP Agent
1678 **/
1679 i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
1680 struct i40e_asq_cmd_details *cmd_details)
1681 {
1682 struct i40e_aq_desc desc;
1683 struct i40e_aqc_lldp_stop *cmd =
1684 (struct i40e_aqc_lldp_stop *)&desc.params.raw;
1685 i40e_status status;
1686
1687 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
1688
1689 if (shutdown_agent)
1690 cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
1691
1692 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1693
1694 return status;
1695 }
1696
1697 /**
1698 * i40e_aq_start_lldp
1699 * @hw: pointer to the hw struct
1700 * @cmd_details: pointer to command details structure or NULL
1701 *
1702 * Start the embedded LLDP Agent on all ports.
1703 **/
1704 i40e_status i40e_aq_start_lldp(struct i40e_hw *hw,
1705 struct i40e_asq_cmd_details *cmd_details)
1706 {
1707 struct i40e_aq_desc desc;
1708 struct i40e_aqc_lldp_start *cmd =
1709 (struct i40e_aqc_lldp_start *)&desc.params.raw;
1710 i40e_status status;
1711
1712 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
1713
1714 cmd->command = I40E_AQ_LLDP_AGENT_START;
1715
1716 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1717
1718 return status;
1719 }
1720
1721 /**
1722 * i40e_aq_add_udp_tunnel
1723 * @hw: pointer to the hw struct
1724 * @udp_port: the UDP port to add
1725 * @header_len: length of the tunneling header length in DWords
1726 * @protocol_index: protocol index type
1727 * @filter_index: pointer to filter index
1728 * @cmd_details: pointer to command details structure or NULL
1729 **/
1730 i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
1731 u16 udp_port, u8 header_len,
1732 u8 protocol_index, u8 *filter_index,
1733 struct i40e_asq_cmd_details *cmd_details)
1734 {
1735 struct i40e_aq_desc desc;
1736 struct i40e_aqc_add_udp_tunnel *cmd =
1737 (struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
1738 struct i40e_aqc_del_udp_tunnel_completion *resp =
1739 (struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
1740 i40e_status status;
1741
1742 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
1743
1744 cmd->udp_port = cpu_to_le16(udp_port);
1745 cmd->header_len = header_len;
1746 cmd->protocol_type = protocol_index;
1747
1748 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1749
1750 if (!status)
1751 *filter_index = resp->index;
1752
1753 return status;
1754 }
1755
1756 /**
1757 * i40e_aq_del_udp_tunnel
1758 * @hw: pointer to the hw struct
1759 * @index: filter index
1760 * @cmd_details: pointer to command details structure or NULL
1761 **/
1762 i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
1763 struct i40e_asq_cmd_details *cmd_details)
1764 {
1765 struct i40e_aq_desc desc;
1766 struct i40e_aqc_remove_udp_tunnel *cmd =
1767 (struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
1768 i40e_status status;
1769
1770 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
1771
1772 cmd->index = index;
1773
1774 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1775
1776 return status;
1777 }
1778
1779 /**
1780 * i40e_aq_delete_element - Delete switch element
1781 * @hw: pointer to the hw struct
1782 * @seid: the SEID to delete from the switch
1783 * @cmd_details: pointer to command details structure or NULL
1784 *
1785 * This deletes a switch element from the switch.
1786 **/
1787 i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
1788 struct i40e_asq_cmd_details *cmd_details)
1789 {
1790 struct i40e_aq_desc desc;
1791 struct i40e_aqc_switch_seid *cmd =
1792 (struct i40e_aqc_switch_seid *)&desc.params.raw;
1793 i40e_status status;
1794
1795 if (seid == 0)
1796 return I40E_ERR_PARAM;
1797
1798 i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
1799
1800 cmd->seid = cpu_to_le16(seid);
1801
1802 status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1803
1804 return status;
1805 }
1806
1807 /**
1808 * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
1809 * @hw: pointer to the hw struct
1810 * @seid: seid for the physical port/switching component/vsi
1811 * @buff: Indirect buffer to hold data parameters and response
1812 * @buff_size: Indirect buffer size
1813 * @opcode: Tx scheduler AQ command opcode
1814 * @cmd_details: pointer to command details structure or NULL
1815 *
1816 * Generic command handler for Tx scheduler AQ commands
1817 **/
1818 static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
1819 void *buff, u16 buff_size,
1820 enum i40e_admin_queue_opc opcode,
1821 struct i40e_asq_cmd_details *cmd_details)
1822 {
1823 struct i40e_aq_desc desc;
1824 struct i40e_aqc_tx_sched_ind *cmd =
1825 (struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
1826 i40e_status status;
1827 bool cmd_param_flag = false;
1828
1829 switch (opcode) {
1830 case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
1831 case i40e_aqc_opc_configure_vsi_tc_bw:
1832 case i40e_aqc_opc_enable_switching_comp_ets:
1833 case i40e_aqc_opc_modify_switching_comp_ets:
1834 case i40e_aqc_opc_disable_switching_comp_ets:
1835 case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
1836 case i40e_aqc_opc_configure_switching_comp_bw_config:
1837 cmd_param_flag = true;
1838 break;
1839 case i40e_aqc_opc_query_vsi_bw_config:
1840 case i40e_aqc_opc_query_vsi_ets_sla_config:
1841 case i40e_aqc_opc_query_switching_comp_ets_config:
1842 case i40e_aqc_opc_query_port_ets_config:
1843 case i40e_aqc_opc_query_switching_comp_bw_config:
1844 cmd_param_flag = false;
1845 break;
1846 default:
1847 return I40E_ERR_PARAM;
1848 }
1849
1850 i40e_fill_default_direct_cmd_desc(&desc, opcode);
1851
1852 /* Indirect command */
1853 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1854 if (cmd_param_flag)
1855 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
1856 if (buff_size > I40E_AQ_LARGE_BUF)
1857 desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1858
1859 desc.datalen = cpu_to_le16(buff_size);
1860
1861 cmd->vsi_seid = cpu_to_le16(seid);
1862
1863 status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
1864
1865 return status;
1866 }
1867
1868 /**
1869 * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
1870 * @hw: pointer to the hw struct
1871 * @seid: VSI seid
1872 * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
1873 * @cmd_details: pointer to command details structure or NULL
1874 **/
1875 i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
1876 u16 seid,
1877 struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
1878 struct i40e_asq_cmd_details *cmd_details)
1879 {
1880 return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
1881 i40e_aqc_opc_configure_vsi_tc_bw,
1882 cmd_details);
1883 }
1884
1885 /**
1886 * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
1887 * @hw: pointer to the hw struct
1888 * @seid: seid of the VSI
1889 * @bw_data: Buffer to hold VSI BW configuration
1890 * @cmd_details: pointer to command details structure or NULL
1891 **/
1892 i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
1893 u16 seid,
1894 struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
1895 struct i40e_asq_cmd_details *cmd_details)
1896 {
1897 return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
1898 i40e_aqc_opc_query_vsi_bw_config,
1899 cmd_details);
1900 }
1901
1902 /**
1903 * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
1904 * @hw: pointer to the hw struct
1905 * @seid: seid of the VSI
1906 * @bw_data: Buffer to hold VSI BW configuration per TC
1907 * @cmd_details: pointer to command details structure or NULL
1908 **/
1909 i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
1910 u16 seid,
1911 struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
1912 struct i40e_asq_cmd_details *cmd_details)
1913 {
1914 return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
1915 i40e_aqc_opc_query_vsi_ets_sla_config,
1916 cmd_details);
1917 }
1918
1919 /**
1920 * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
1921 * @hw: pointer to the hw struct
1922 * @seid: seid of the switching component
1923 * @bw_data: Buffer to hold switching component's per TC BW config
1924 * @cmd_details: pointer to command details structure or NULL
1925 **/
1926 i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
1927 u16 seid,
1928 struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
1929 struct i40e_asq_cmd_details *cmd_details)
1930 {
1931 return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
1932 i40e_aqc_opc_query_switching_comp_ets_config,
1933 cmd_details);
1934 }
1935
1936 /**
1937 * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
1938 * @hw: pointer to the hw struct
1939 * @seid: seid of the VSI or switching component connected to Physical Port
1940 * @bw_data: Buffer to hold current ETS configuration for the Physical Port
1941 * @cmd_details: pointer to command details structure or NULL
1942 **/
1943 i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw,
1944 u16 seid,
1945 struct i40e_aqc_query_port_ets_config_resp *bw_data,
1946 struct i40e_asq_cmd_details *cmd_details)
1947 {
1948 return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
1949 i40e_aqc_opc_query_port_ets_config,
1950 cmd_details);
1951 }
1952
1953 /**
1954 * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
1955 * @hw: pointer to the hw struct
1956 * @seid: seid of the switching component
1957 * @bw_data: Buffer to hold switching component's BW configuration
1958 * @cmd_details: pointer to command details structure or NULL
1959 **/
1960 i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
1961 u16 seid,
1962 struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
1963 struct i40e_asq_cmd_details *cmd_details)
1964 {
1965 return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
1966 i40e_aqc_opc_query_switching_comp_bw_config,
1967 cmd_details);
1968 }
1969
1970 /**
1971 * i40e_validate_filter_settings
1972 * @hw: pointer to the hardware structure
1973 * @settings: Filter control settings
1974 *
1975 * Check and validate the filter control settings passed.
1976 * The function checks for the valid filter/context sizes being
1977 * passed for FCoE and PE.
1978 *
1979 * Returns 0 if the values passed are valid and within
1980 * range else returns an error.
1981 **/
1982 static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw,
1983 struct i40e_filter_control_settings *settings)
1984 {
1985 u32 fcoe_cntx_size, fcoe_filt_size;
1986 u32 pe_cntx_size, pe_filt_size;
1987 u32 fcoe_fmax, pe_fmax;
1988 u32 val;
1989
1990 /* Validate FCoE settings passed */
1991 switch (settings->fcoe_filt_num) {
1992 case I40E_HASH_FILTER_SIZE_1K:
1993 case I40E_HASH_FILTER_SIZE_2K:
1994 case I40E_HASH_FILTER_SIZE_4K:
1995 case I40E_HASH_FILTER_SIZE_8K:
1996 case I40E_HASH_FILTER_SIZE_16K:
1997 case I40E_HASH_FILTER_SIZE_32K:
1998 fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
1999 fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
2000 break;
2001 default:
2002 return I40E_ERR_PARAM;
2003 }
2004
2005 switch (settings->fcoe_cntx_num) {
2006 case I40E_DMA_CNTX_SIZE_512:
2007 case I40E_DMA_CNTX_SIZE_1K:
2008 case I40E_DMA_CNTX_SIZE_2K:
2009 case I40E_DMA_CNTX_SIZE_4K:
2010 fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
2011 fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
2012 break;
2013 default:
2014 return I40E_ERR_PARAM;
2015 }
2016
2017 /* Validate PE settings passed */
2018 switch (settings->pe_filt_num) {
2019 case I40E_HASH_FILTER_SIZE_1K:
2020 case I40E_HASH_FILTER_SIZE_2K:
2021 case I40E_HASH_FILTER_SIZE_4K:
2022 case I40E_HASH_FILTER_SIZE_8K:
2023 case I40E_HASH_FILTER_SIZE_16K:
2024 case I40E_HASH_FILTER_SIZE_32K:
2025 case I40E_HASH_FILTER_SIZE_64K:
2026 case I40E_HASH_FILTER_SIZE_128K:
2027 case I40E_HASH_FILTER_SIZE_256K:
2028 case I40E_HASH_FILTER_SIZE_512K:
2029 case I40E_HASH_FILTER_SIZE_1M:
2030 pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
2031 pe_filt_size <<= (u32)settings->pe_filt_num;
2032 break;
2033 default:
2034 return I40E_ERR_PARAM;
2035 }
2036
2037 switch (settings->pe_cntx_num) {
2038 case I40E_DMA_CNTX_SIZE_512:
2039 case I40E_DMA_CNTX_SIZE_1K:
2040 case I40E_DMA_CNTX_SIZE_2K:
2041 case I40E_DMA_CNTX_SIZE_4K:
2042 case I40E_DMA_CNTX_SIZE_8K:
2043 case I40E_DMA_CNTX_SIZE_16K:
2044 case I40E_DMA_CNTX_SIZE_32K:
2045 case I40E_DMA_CNTX_SIZE_64K:
2046 case I40E_DMA_CNTX_SIZE_128K:
2047 case I40E_DMA_CNTX_SIZE_256K:
2048 pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
2049 pe_cntx_size <<= (u32)settings->pe_cntx_num;
2050 break;
2051 default:
2052 return I40E_ERR_PARAM;
2053 }
2054
2055 /* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
2056 val = rd32(hw, I40E_GLHMC_FCOEFMAX);
2057 fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
2058 >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
2059 if (fcoe_filt_size + fcoe_cntx_size > fcoe_fmax)
2060 return I40E_ERR_INVALID_SIZE;
2061
2062 /* PEHSIZE + PEDSIZE should not be greater than PMPEXFMAX */
2063 val = rd32(hw, I40E_GLHMC_PEXFMAX);
2064 pe_fmax = (val & I40E_GLHMC_PEXFMAX_PMPEXFMAX_MASK)
2065 >> I40E_GLHMC_PEXFMAX_PMPEXFMAX_SHIFT;
2066 if (pe_filt_size + pe_cntx_size > pe_fmax)
2067 return I40E_ERR_INVALID_SIZE;
2068
2069 return 0;
2070 }
2071
2072 /**
2073 * i40e_set_filter_control
2074 * @hw: pointer to the hardware structure
2075 * @settings: Filter control settings
2076 *
2077 * Set the Queue Filters for PE/FCoE and enable filters required
2078 * for a single PF. It is expected that these settings are programmed
2079 * at the driver initialization time.
2080 **/
2081 i40e_status i40e_set_filter_control(struct i40e_hw *hw,
2082 struct i40e_filter_control_settings *settings)
2083 {
2084 i40e_status ret = 0;
2085 u32 hash_lut_size = 0;
2086 u32 val;
2087
2088 if (!settings)
2089 return I40E_ERR_PARAM;
2090
2091 /* Validate the input settings */
2092 ret = i40e_validate_filter_settings(hw, settings);
2093 if (ret)
2094 return ret;
2095
2096 /* Read the PF Queue Filter control register */
2097 val = rd32(hw, I40E_PFQF_CTL_0);
2098
2099 /* Program required PE hash buckets for the PF */
2100 val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
2101 val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
2102 I40E_PFQF_CTL_0_PEHSIZE_MASK;
2103 /* Program required PE contexts for the PF */
2104 val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
2105 val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
2106 I40E_PFQF_CTL_0_PEDSIZE_MASK;
2107
2108 /* Program required FCoE hash buckets for the PF */
2109 val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
2110 val |= ((u32)settings->fcoe_filt_num <<
2111 I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
2112 I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
2113 /* Program required FCoE DDP contexts for the PF */
2114 val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
2115 val |= ((u32)settings->fcoe_cntx_num <<
2116 I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
2117 I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
2118
2119 /* Program Hash LUT size for the PF */
2120 val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
2121 if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
2122 hash_lut_size = 1;
2123 val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
2124 I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
2125
2126 /* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
2127 if (settings->enable_fdir)
2128 val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
2129 if (settings->enable_ethtype)
2130 val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
2131 if (settings->enable_macvlan)
2132 val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
2133
2134 wr32(hw, I40E_PFQF_CTL_0, val);
2135
2136 return 0;
2137 }
2138 /**
2139 * i40e_set_pci_config_data - store PCI bus info
2140 * @hw: pointer to hardware structure
2141 * @link_status: the link status word from PCI config space
2142 *
2143 * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
2144 **/
2145 void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
2146 {
2147 hw->bus.type = i40e_bus_type_pci_express;
2148
2149 switch (link_status & PCI_EXP_LNKSTA_NLW) {
2150 case PCI_EXP_LNKSTA_NLW_X1:
2151 hw->bus.width = i40e_bus_width_pcie_x1;
2152 break;
2153 case PCI_EXP_LNKSTA_NLW_X2:
2154 hw->bus.width = i40e_bus_width_pcie_x2;
2155 break;
2156 case PCI_EXP_LNKSTA_NLW_X4:
2157 hw->bus.width = i40e_bus_width_pcie_x4;
2158 break;
2159 case PCI_EXP_LNKSTA_NLW_X8:
2160 hw->bus.width = i40e_bus_width_pcie_x8;
2161 break;
2162 default:
2163 hw->bus.width = i40e_bus_width_unknown;
2164 break;
2165 }
2166
2167 switch (link_status & PCI_EXP_LNKSTA_CLS) {
2168 case PCI_EXP_LNKSTA_CLS_2_5GB:
2169 hw->bus.speed = i40e_bus_speed_2500;
2170 break;
2171 case PCI_EXP_LNKSTA_CLS_5_0GB:
2172 hw->bus.speed = i40e_bus_speed_5000;
2173 break;
2174 case PCI_EXP_LNKSTA_CLS_8_0GB:
2175 hw->bus.speed = i40e_bus_speed_8000;
2176 break;
2177 default:
2178 hw->bus.speed = i40e_bus_speed_unknown;
2179 break;
2180 }
2181 }
Linux kernel - Deliverables
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