1 /*******************************************************************************
3 Intel 10 Gigabit PCI Express Linux driver
4 Copyright(c) 1999 - 2009 Intel Corporation.
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.
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
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26 *******************************************************************************/
28 #include <linux/pci.h>
29 #include <linux/delay.h>
30 #include <linux/sched.h>
33 #include "ixgbe_phy.h"
35 #define IXGBE_82599_MAX_TX_QUEUES 128
36 #define IXGBE_82599_MAX_RX_QUEUES 128
37 #define IXGBE_82599_RAR_ENTRIES 128
38 #define IXGBE_82599_MC_TBL_SIZE 128
39 #define IXGBE_82599_VFT_TBL_SIZE 128
41 s32 ixgbe_get_link_capabilities_82599(struct ixgbe_hw *hw,
42 ixgbe_link_speed *speed,
44 enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw);
45 s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw);
46 s32 ixgbe_setup_mac_link_speed_multispeed_fiber(struct ixgbe_hw *hw,
47 ixgbe_link_speed speed, bool autoneg,
48 bool autoneg_wait_to_complete);
49 s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw);
50 s32 ixgbe_check_mac_link_82599(struct ixgbe_hw *hw,
51 ixgbe_link_speed *speed,
52 bool *link_up, bool link_up_wait_to_complete);
53 s32 ixgbe_setup_mac_link_speed_82599(struct ixgbe_hw *hw,
54 ixgbe_link_speed speed,
56 bool autoneg_wait_to_complete);
57 static s32 ixgbe_get_copper_link_capabilities_82599(struct ixgbe_hw *hw,
58 ixgbe_link_speed *speed,
60 static s32 ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw);
61 static s32 ixgbe_setup_copper_link_speed_82599(struct ixgbe_hw *hw,
62 ixgbe_link_speed speed,
64 bool autoneg_wait_to_complete);
65 s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw);
66 s32 ixgbe_set_vmdq_82599(struct ixgbe_hw *hw, u32 rar, u32 vmdq);
67 s32 ixgbe_clear_vmdq_82599(struct ixgbe_hw *hw, u32 rar, u32 vmdq);
68 s32 ixgbe_set_vfta_82599(struct ixgbe_hw *hw, u32 vlan,
69 u32 vind, bool vlan_on);
70 s32 ixgbe_clear_vfta_82599(struct ixgbe_hw *hw);
71 s32 ixgbe_init_uta_tables_82599(struct ixgbe_hw *hw);
72 s32 ixgbe_read_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 *val);
73 s32 ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val);
74 s32 ixgbe_start_hw_rev_0_82599(struct ixgbe_hw *hw);
75 s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw);
76 s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw);
77 u32 ixgbe_get_supported_physical_layer_82599(struct ixgbe_hw *hw);
79 void ixgbe_init_mac_link_ops_82599(struct ixgbe_hw *hw)
81 struct ixgbe_mac_info *mac = &hw->mac;
82 if (hw->phy.multispeed_fiber) {
83 /* Set up dual speed SFP+ support */
85 &ixgbe_setup_mac_link_multispeed_fiber;
86 mac->ops.setup_link_speed =
87 &ixgbe_setup_mac_link_speed_multispeed_fiber;
90 &ixgbe_setup_mac_link_82599;
91 mac->ops.setup_link_speed =
92 &ixgbe_setup_mac_link_speed_82599;
96 s32 ixgbe_setup_sfp_modules_82599(struct ixgbe_hw *hw)
99 u16 list_offset, data_offset, data_value;
101 if (hw->phy.sfp_type != ixgbe_sfp_type_unknown) {
102 ixgbe_init_mac_link_ops_82599(hw);
104 hw->phy.ops.reset = NULL;
106 ret_val = ixgbe_get_sfp_init_sequence_offsets(hw, &list_offset,
112 /* PHY config will finish before releasing the semaphore */
113 ret_val = ixgbe_acquire_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM);
115 ret_val = IXGBE_ERR_SWFW_SYNC;
119 hw->eeprom.ops.read(hw, ++data_offset, &data_value);
120 while (data_value != 0xffff) {
121 IXGBE_WRITE_REG(hw, IXGBE_CORECTL, data_value);
122 IXGBE_WRITE_FLUSH(hw);
123 hw->eeprom.ops.read(hw, ++data_offset, &data_value);
125 /* Now restart DSP */
126 IXGBE_WRITE_REG(hw, IXGBE_CORECTL, 0x00000102);
127 IXGBE_WRITE_REG(hw, IXGBE_CORECTL, 0x00000b1d);
128 IXGBE_WRITE_FLUSH(hw);
130 /* Release the semaphore */
131 ixgbe_release_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM);
132 /* Delay obtaining semaphore again to allow FW access */
133 msleep(hw->eeprom.semaphore_delay);
141 * ixgbe_get_pcie_msix_count_82599 - Gets MSI-X vector count
142 * @hw: pointer to hardware structure
144 * Read PCIe configuration space, and get the MSI-X vector count from
145 * the capabilities table.
147 u32 ixgbe_get_pcie_msix_count_82599(struct ixgbe_hw *hw)
149 struct ixgbe_adapter *adapter = hw->back;
151 pci_read_config_word(adapter->pdev, IXGBE_PCIE_MSIX_82599_CAPS,
153 msix_count &= IXGBE_PCIE_MSIX_TBL_SZ_MASK;
155 /* MSI-X count is zero-based in HW, so increment to give proper value */
161 static s32 ixgbe_get_invariants_82599(struct ixgbe_hw *hw)
163 struct ixgbe_mac_info *mac = &hw->mac;
165 ixgbe_init_mac_link_ops_82599(hw);
167 mac->mcft_size = IXGBE_82599_MC_TBL_SIZE;
168 mac->vft_size = IXGBE_82599_VFT_TBL_SIZE;
169 mac->num_rar_entries = IXGBE_82599_RAR_ENTRIES;
170 mac->max_rx_queues = IXGBE_82599_MAX_RX_QUEUES;
171 mac->max_tx_queues = IXGBE_82599_MAX_TX_QUEUES;
172 mac->max_msix_vectors = ixgbe_get_pcie_msix_count_82599(hw);
178 * ixgbe_init_phy_ops_82599 - PHY/SFP specific init
179 * @hw: pointer to hardware structure
181 * Initialize any function pointers that were not able to be
182 * set during get_invariants because the PHY/SFP type was
183 * not known. Perform the SFP init if necessary.
186 s32 ixgbe_init_phy_ops_82599(struct ixgbe_hw *hw)
188 struct ixgbe_mac_info *mac = &hw->mac;
189 struct ixgbe_phy_info *phy = &hw->phy;
192 /* Identify the PHY or SFP module */
193 ret_val = phy->ops.identify(hw);
195 /* Setup function pointers based on detected SFP module and speeds */
196 ixgbe_init_mac_link_ops_82599(hw);
198 /* If copper media, overwrite with copper function pointers */
199 if (mac->ops.get_media_type(hw) == ixgbe_media_type_copper) {
200 mac->ops.setup_link = &ixgbe_setup_copper_link_82599;
201 mac->ops.setup_link_speed =
202 &ixgbe_setup_copper_link_speed_82599;
203 mac->ops.get_link_capabilities =
204 &ixgbe_get_copper_link_capabilities_82599;
207 /* Set necessary function pointers based on phy type */
208 switch (hw->phy.type) {
210 phy->ops.check_link = &ixgbe_check_phy_link_tnx;
211 phy->ops.get_firmware_version =
212 &ixgbe_get_phy_firmware_version_tnx;
222 * ixgbe_get_link_capabilities_82599 - Determines link capabilities
223 * @hw: pointer to hardware structure
224 * @speed: pointer to link speed
225 * @negotiation: true when autoneg or autotry is enabled
227 * Determines the link capabilities by reading the AUTOC register.
229 s32 ixgbe_get_link_capabilities_82599(struct ixgbe_hw *hw,
230 ixgbe_link_speed *speed,
237 * Determine link capabilities based on the stored value of AUTOC,
238 * which represents EEPROM defaults. If AUTOC value has not been
239 * stored, use the current register value.
241 if (hw->mac.orig_link_settings_stored)
242 autoc = hw->mac.orig_autoc;
244 autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
246 switch (autoc & IXGBE_AUTOC_LMS_MASK) {
247 case IXGBE_AUTOC_LMS_1G_LINK_NO_AN:
248 *speed = IXGBE_LINK_SPEED_1GB_FULL;
249 *negotiation = false;
252 case IXGBE_AUTOC_LMS_10G_LINK_NO_AN:
253 *speed = IXGBE_LINK_SPEED_10GB_FULL;
254 *negotiation = false;
257 case IXGBE_AUTOC_LMS_1G_AN:
258 *speed = IXGBE_LINK_SPEED_1GB_FULL;
262 case IXGBE_AUTOC_LMS_10G_SERIAL:
263 *speed = IXGBE_LINK_SPEED_10GB_FULL;
264 *negotiation = false;
267 case IXGBE_AUTOC_LMS_KX4_KX_KR:
268 case IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN:
269 *speed = IXGBE_LINK_SPEED_UNKNOWN;
270 if (autoc & IXGBE_AUTOC_KR_SUPP)
271 *speed |= IXGBE_LINK_SPEED_10GB_FULL;
272 if (autoc & IXGBE_AUTOC_KX4_SUPP)
273 *speed |= IXGBE_LINK_SPEED_10GB_FULL;
274 if (autoc & IXGBE_AUTOC_KX_SUPP)
275 *speed |= IXGBE_LINK_SPEED_1GB_FULL;
279 case IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII:
280 *speed = IXGBE_LINK_SPEED_100_FULL;
281 if (autoc & IXGBE_AUTOC_KR_SUPP)
282 *speed |= IXGBE_LINK_SPEED_10GB_FULL;
283 if (autoc & IXGBE_AUTOC_KX4_SUPP)
284 *speed |= IXGBE_LINK_SPEED_10GB_FULL;
285 if (autoc & IXGBE_AUTOC_KX_SUPP)
286 *speed |= IXGBE_LINK_SPEED_1GB_FULL;
290 case IXGBE_AUTOC_LMS_SGMII_1G_100M:
291 *speed = IXGBE_LINK_SPEED_1GB_FULL | IXGBE_LINK_SPEED_100_FULL;
292 *negotiation = false;
296 status = IXGBE_ERR_LINK_SETUP;
301 if (hw->phy.multispeed_fiber) {
302 *speed |= IXGBE_LINK_SPEED_10GB_FULL |
303 IXGBE_LINK_SPEED_1GB_FULL;
312 * ixgbe_get_copper_link_capabilities_82599 - Determines link capabilities
313 * @hw: pointer to hardware structure
314 * @speed: pointer to link speed
315 * @autoneg: boolean auto-negotiation value
317 * Determines the link capabilities by reading the AUTOC register.
319 static s32 ixgbe_get_copper_link_capabilities_82599(struct ixgbe_hw *hw,
320 ixgbe_link_speed *speed,
323 s32 status = IXGBE_ERR_LINK_SETUP;
329 status = hw->phy.ops.read_reg(hw, MDIO_SPEED, MDIO_MMD_PMAPMD,
333 if (speed_ability & MDIO_SPEED_10G)
334 *speed |= IXGBE_LINK_SPEED_10GB_FULL;
335 if (speed_ability & MDIO_PMA_SPEED_1000)
336 *speed |= IXGBE_LINK_SPEED_1GB_FULL;
343 * ixgbe_get_media_type_82599 - Get media type
344 * @hw: pointer to hardware structure
346 * Returns the media type (fiber, copper, backplane)
348 enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw)
350 enum ixgbe_media_type media_type;
352 /* Detect if there is a copper PHY attached. */
353 if (hw->phy.type == ixgbe_phy_cu_unknown ||
354 hw->phy.type == ixgbe_phy_tn) {
355 media_type = ixgbe_media_type_copper;
359 switch (hw->device_id) {
360 case IXGBE_DEV_ID_82599:
361 case IXGBE_DEV_ID_82599_KX4:
362 case IXGBE_DEV_ID_82599_XAUI_LOM:
363 /* Default device ID is mezzanine card KX/KX4 */
364 media_type = ixgbe_media_type_backplane;
366 case IXGBE_DEV_ID_82599_SFP:
367 media_type = ixgbe_media_type_fiber;
370 media_type = ixgbe_media_type_unknown;
378 * ixgbe_setup_mac_link_82599 - Setup MAC link settings
379 * @hw: pointer to hardware structure
381 * Configures link settings based on values in the ixgbe_hw struct.
382 * Restarts the link. Performs autonegotiation if needed.
384 s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw)
392 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
393 autoc_reg |= IXGBE_AUTOC_AN_RESTART;
394 IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
396 /* Only poll for autoneg to complete if specified to do so */
397 if (hw->phy.autoneg_wait_to_complete) {
398 if ((autoc_reg & IXGBE_AUTOC_LMS_MASK) ==
399 IXGBE_AUTOC_LMS_KX4_KX_KR ||
400 (autoc_reg & IXGBE_AUTOC_LMS_MASK) ==
401 IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN ||
402 (autoc_reg & IXGBE_AUTOC_LMS_MASK) ==
403 IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII) {
404 links_reg = 0; /* Just in case Autoneg time = 0 */
405 for (i = 0; i < IXGBE_AUTO_NEG_TIME; i++) {
406 links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS);
407 if (links_reg & IXGBE_LINKS_KX_AN_COMP)
411 if (!(links_reg & IXGBE_LINKS_KX_AN_COMP)) {
412 status = IXGBE_ERR_AUTONEG_NOT_COMPLETE;
413 hw_dbg(hw, "Autoneg did not complete.\n");
418 /* Set up flow control */
419 status = ixgbe_setup_fc_generic(hw, 0);
421 /* Add delay to filter out noises during initial link setup */
428 * ixgbe_setup_mac_link_multispeed_fiber - Setup MAC link settings
429 * @hw: pointer to hardware structure
431 * Configures link settings based on values in the ixgbe_hw struct.
432 * Restarts the link for multi-speed fiber at 1G speed, if link
434 * Performs autonegotiation if needed.
436 s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw)
439 ixgbe_link_speed link_speed = IXGBE_LINK_SPEED_82599_AUTONEG;
440 status = ixgbe_setup_mac_link_speed_multispeed_fiber(hw, link_speed,
446 * ixgbe_setup_mac_link_speed_multispeed_fiber - Set MAC link speed
447 * @hw: pointer to hardware structure
448 * @speed: new link speed
449 * @autoneg: true if autonegotiation enabled
450 * @autoneg_wait_to_complete: true when waiting for completion is needed
452 * Set the link speed in the AUTOC register and restarts link.
454 s32 ixgbe_setup_mac_link_speed_multispeed_fiber(struct ixgbe_hw *hw,
455 ixgbe_link_speed speed,
457 bool autoneg_wait_to_complete)
460 ixgbe_link_speed phy_link_speed;
461 ixgbe_link_speed highest_link_speed = IXGBE_LINK_SPEED_UNKNOWN;
463 u32 esdp_reg = IXGBE_READ_REG(hw, IXGBE_ESDP);
464 bool link_up = false;
467 /* Mask off requested but non-supported speeds */
468 hw->mac.ops.get_link_capabilities(hw, &phy_link_speed, &negotiation);
469 speed &= phy_link_speed;
472 * Try each speed one by one, highest priority first. We do this in
473 * software because 10gb fiber doesn't support speed autonegotiation.
475 if (speed & IXGBE_LINK_SPEED_10GB_FULL) {
477 highest_link_speed = IXGBE_LINK_SPEED_10GB_FULL;
479 /* Set hardware SDP's */
480 esdp_reg |= (IXGBE_ESDP_SDP5_DIR | IXGBE_ESDP_SDP5);
481 IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
483 ixgbe_setup_mac_link_speed_82599(hw,
484 IXGBE_LINK_SPEED_10GB_FULL,
486 autoneg_wait_to_complete);
490 /* If we have link, just jump out */
491 hw->mac.ops.check_link(hw, &phy_link_speed, &link_up, false);
496 if (speed & IXGBE_LINK_SPEED_1GB_FULL) {
498 if (highest_link_speed == IXGBE_LINK_SPEED_UNKNOWN)
499 highest_link_speed = IXGBE_LINK_SPEED_1GB_FULL;
501 /* Set hardware SDP's */
502 esdp_reg &= ~IXGBE_ESDP_SDP5;
503 esdp_reg |= IXGBE_ESDP_SDP5_DIR;
504 IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
506 ixgbe_setup_mac_link_speed_82599(
507 hw, IXGBE_LINK_SPEED_1GB_FULL, autoneg,
508 autoneg_wait_to_complete);
512 /* If we have link, just jump out */
513 hw->mac.ops.check_link(hw, &phy_link_speed, &link_up, false);
519 * We didn't get link. Configure back to the highest speed we tried,
520 * (if there was more than one). We call ourselves back with just the
521 * single highest speed that the user requested.
524 status = ixgbe_setup_mac_link_speed_multispeed_fiber(hw,
527 autoneg_wait_to_complete);
534 * ixgbe_check_mac_link_82599 - Determine link and speed status
535 * @hw: pointer to hardware structure
536 * @speed: pointer to link speed
537 * @link_up: true when link is up
538 * @link_up_wait_to_complete: bool used to wait for link up or not
540 * Reads the links register to determine if link is up and the current speed
542 s32 ixgbe_check_mac_link_82599(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
543 bool *link_up, bool link_up_wait_to_complete)
548 links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS);
549 if (link_up_wait_to_complete) {
550 for (i = 0; i < IXGBE_LINK_UP_TIME; i++) {
551 if (links_reg & IXGBE_LINKS_UP) {
558 links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS);
561 if (links_reg & IXGBE_LINKS_UP)
567 if ((links_reg & IXGBE_LINKS_SPEED_82599) ==
568 IXGBE_LINKS_SPEED_10G_82599)
569 *speed = IXGBE_LINK_SPEED_10GB_FULL;
570 else if ((links_reg & IXGBE_LINKS_SPEED_82599) ==
571 IXGBE_LINKS_SPEED_1G_82599)
572 *speed = IXGBE_LINK_SPEED_1GB_FULL;
574 *speed = IXGBE_LINK_SPEED_100_FULL;
581 * ixgbe_setup_mac_link_speed_82599 - Set MAC link speed
582 * @hw: pointer to hardware structure
583 * @speed: new link speed
584 * @autoneg: true if autonegotiation enabled
585 * @autoneg_wait_to_complete: true when waiting for completion is needed
587 * Set the link speed in the AUTOC register and restarts link.
589 s32 ixgbe_setup_mac_link_speed_82599(struct ixgbe_hw *hw,
590 ixgbe_link_speed speed, bool autoneg,
591 bool autoneg_wait_to_complete)
594 u32 autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
595 u32 autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
597 u32 link_mode = autoc & IXGBE_AUTOC_LMS_MASK;
598 u32 pma_pmd_1g = autoc & IXGBE_AUTOC_1G_PMA_PMD_MASK;
599 u32 pma_pmd_10g_serial = autoc2 & IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_MASK;
602 ixgbe_link_speed link_capabilities = IXGBE_LINK_SPEED_UNKNOWN;
604 /* Check to see if speed passed in is supported. */
605 hw->mac.ops.get_link_capabilities(hw, &link_capabilities, &autoneg);
606 speed &= link_capabilities;
608 /* Use stored value (EEPROM defaults) of AUTOC to find KR/KX4 support*/
609 if (hw->mac.orig_link_settings_stored)
610 orig_autoc = hw->mac.orig_autoc;
615 if (speed == IXGBE_LINK_SPEED_UNKNOWN) {
616 status = IXGBE_ERR_LINK_SETUP;
617 } else if (link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR ||
618 link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN ||
619 link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII) {
620 /* Set KX4/KX/KR support according to speed requested */
621 autoc &= ~(IXGBE_AUTOC_KX4_KX_SUPP_MASK | IXGBE_AUTOC_KR_SUPP);
622 if (speed & IXGBE_LINK_SPEED_10GB_FULL)
623 if (orig_autoc & IXGBE_AUTOC_KX4_SUPP)
624 autoc |= IXGBE_AUTOC_KX4_SUPP;
625 if (orig_autoc & IXGBE_AUTOC_KR_SUPP)
626 autoc |= IXGBE_AUTOC_KR_SUPP;
627 if (speed & IXGBE_LINK_SPEED_1GB_FULL)
628 autoc |= IXGBE_AUTOC_KX_SUPP;
629 } else if ((pma_pmd_1g == IXGBE_AUTOC_1G_SFI) &&
630 (link_mode == IXGBE_AUTOC_LMS_1G_LINK_NO_AN ||
631 link_mode == IXGBE_AUTOC_LMS_1G_AN)) {
632 /* Switch from 1G SFI to 10G SFI if requested */
633 if ((speed == IXGBE_LINK_SPEED_10GB_FULL) &&
634 (pma_pmd_10g_serial == IXGBE_AUTOC2_10G_SFI)) {
635 autoc &= ~IXGBE_AUTOC_LMS_MASK;
636 autoc |= IXGBE_AUTOC_LMS_10G_SERIAL;
638 } else if ((pma_pmd_10g_serial == IXGBE_AUTOC2_10G_SFI) &&
639 (link_mode == IXGBE_AUTOC_LMS_10G_SERIAL)) {
640 /* Switch from 10G SFI to 1G SFI if requested */
641 if ((speed == IXGBE_LINK_SPEED_1GB_FULL) &&
642 (pma_pmd_1g == IXGBE_AUTOC_1G_SFI)) {
643 autoc &= ~IXGBE_AUTOC_LMS_MASK;
645 autoc |= IXGBE_AUTOC_LMS_1G_AN;
647 autoc |= IXGBE_AUTOC_LMS_1G_LINK_NO_AN;
653 autoc |= IXGBE_AUTOC_AN_RESTART;
654 IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc);
656 /* Only poll for autoneg to complete if specified to do so */
657 if (autoneg_wait_to_complete) {
658 if (link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR ||
659 link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN ||
660 link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII) {
661 links_reg = 0; /*Just in case Autoneg time=0*/
662 for (i = 0; i < IXGBE_AUTO_NEG_TIME; i++) {
664 IXGBE_READ_REG(hw, IXGBE_LINKS);
665 if (links_reg & IXGBE_LINKS_KX_AN_COMP)
669 if (!(links_reg & IXGBE_LINKS_KX_AN_COMP)) {
671 IXGBE_ERR_AUTONEG_NOT_COMPLETE;
672 hw_dbg(hw, "Autoneg did not "
678 /* Set up flow control */
679 status = ixgbe_setup_fc_generic(hw, 0);
681 /* Add delay to filter out noises during initial link setup */
689 * ixgbe_setup_copper_link_82599 - Setup copper link settings
690 * @hw: pointer to hardware structure
692 * Restarts the link on PHY and then MAC. Performs autonegotiation if needed.
694 static s32 ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw)
698 /* Restart autonegotiation on PHY */
699 status = hw->phy.ops.setup_link(hw);
702 ixgbe_setup_mac_link_82599(hw);
708 * ixgbe_setup_copper_link_speed_82599 - Set the PHY autoneg advertised field
709 * @hw: pointer to hardware structure
710 * @speed: new link speed
711 * @autoneg: true if autonegotiation enabled
712 * @autoneg_wait_to_complete: true if waiting is needed to complete
714 * Restarts link on PHY and MAC based on settings passed in.
716 static s32 ixgbe_setup_copper_link_speed_82599(struct ixgbe_hw *hw,
717 ixgbe_link_speed speed,
719 bool autoneg_wait_to_complete)
723 /* Setup the PHY according to input speed */
724 status = hw->phy.ops.setup_link_speed(hw, speed, autoneg,
725 autoneg_wait_to_complete);
727 ixgbe_setup_mac_link_82599(hw);
733 * ixgbe_reset_hw_82599 - Perform hardware reset
734 * @hw: pointer to hardware structure
736 * Resets the hardware by resetting the transmit and receive units, masks
737 * and clears all interrupts, perform a PHY reset, and perform a link (MAC)
740 s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw)
748 /* Call adapter stop to disable tx/rx and clear interrupts */
749 hw->mac.ops.stop_adapter(hw);
751 /* PHY ops must be identified and initialized prior to reset */
753 /* Init PHY and function pointers, perform SFP setup */
754 status = hw->phy.ops.init(hw);
756 if (status == IXGBE_ERR_SFP_NOT_SUPPORTED)
759 /* Setup SFP module if there is one present. */
760 if (hw->phy.sfp_setup_needed) {
761 status = hw->mac.ops.setup_sfp(hw);
762 hw->phy.sfp_setup_needed = false;
766 if (hw->phy.reset_disable == false && hw->phy.ops.reset != NULL)
767 hw->phy.ops.reset(hw);
770 * Prevent the PCI-E bus from from hanging by disabling PCI-E master
771 * access and verify no pending requests before reset
773 status = ixgbe_disable_pcie_master(hw);
775 status = IXGBE_ERR_MASTER_REQUESTS_PENDING;
776 hw_dbg(hw, "PCI-E Master disable polling has failed.\n");
780 * Issue global reset to the MAC. This needs to be a SW reset.
781 * If link reset is used, it might reset the MAC when mng is using it
783 ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL);
784 IXGBE_WRITE_REG(hw, IXGBE_CTRL, (ctrl | IXGBE_CTRL_RST));
785 IXGBE_WRITE_FLUSH(hw);
787 /* Poll for reset bit to self-clear indicating reset is complete */
788 for (i = 0; i < 10; i++) {
790 ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL);
791 if (!(ctrl & IXGBE_CTRL_RST))
794 if (ctrl & IXGBE_CTRL_RST) {
795 status = IXGBE_ERR_RESET_FAILED;
796 hw_dbg(hw, "Reset polling failed to complete.\n");
798 /* Clear PF Reset Done bit so PF/VF Mail Ops can work */
799 ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
800 ctrl_ext |= IXGBE_CTRL_EXT_PFRSTD;
801 IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext);
808 * Store the original AUTOC/AUTOC2 values if they have not been
809 * stored off yet. Otherwise restore the stored original
810 * values since the reset operation sets back to defaults.
812 autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
813 autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
814 if (hw->mac.orig_link_settings_stored == false) {
815 hw->mac.orig_autoc = autoc;
816 hw->mac.orig_autoc2 = autoc2;
817 hw->mac.orig_link_settings_stored = true;
819 if (autoc != hw->mac.orig_autoc)
820 IXGBE_WRITE_REG(hw, IXGBE_AUTOC, (hw->mac.orig_autoc |
821 IXGBE_AUTOC_AN_RESTART));
823 if ((autoc2 & IXGBE_AUTOC2_UPPER_MASK) !=
824 (hw->mac.orig_autoc2 & IXGBE_AUTOC2_UPPER_MASK)) {
825 autoc2 &= ~IXGBE_AUTOC2_UPPER_MASK;
826 autoc2 |= (hw->mac.orig_autoc2 &
827 IXGBE_AUTOC2_UPPER_MASK);
828 IXGBE_WRITE_REG(hw, IXGBE_AUTOC2, autoc2);
833 * Store MAC address from RAR0, clear receive address registers, and
834 * clear the multicast table. Also reset num_rar_entries to 128,
835 * since we modify this value when programming the SAN MAC address.
837 hw->mac.num_rar_entries = 128;
838 hw->mac.ops.init_rx_addrs(hw);
840 /* Store the permanent mac address */
841 hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr);
843 /* Store the permanent SAN mac address */
844 hw->mac.ops.get_san_mac_addr(hw, hw->mac.san_addr);
846 /* Add the SAN MAC address to the RAR only if it's a valid address */
847 if (ixgbe_validate_mac_addr(hw->mac.san_addr) == 0) {
848 hw->mac.ops.set_rar(hw, hw->mac.num_rar_entries - 1,
849 hw->mac.san_addr, 0, IXGBE_RAH_AV);
851 /* Reserve the last RAR for the SAN MAC address */
852 hw->mac.num_rar_entries--;
860 * ixgbe_clear_vmdq_82599 - Disassociate a VMDq pool index from a rx address
861 * @hw: pointer to hardware struct
862 * @rar: receive address register index to disassociate
863 * @vmdq: VMDq pool index to remove from the rar
865 s32 ixgbe_clear_vmdq_82599(struct ixgbe_hw *hw, u32 rar, u32 vmdq)
867 u32 mpsar_lo, mpsar_hi;
868 u32 rar_entries = hw->mac.num_rar_entries;
870 if (rar < rar_entries) {
871 mpsar_lo = IXGBE_READ_REG(hw, IXGBE_MPSAR_LO(rar));
872 mpsar_hi = IXGBE_READ_REG(hw, IXGBE_MPSAR_HI(rar));
874 if (!mpsar_lo && !mpsar_hi)
877 if (vmdq == IXGBE_CLEAR_VMDQ_ALL) {
879 IXGBE_WRITE_REG(hw, IXGBE_MPSAR_LO(rar), 0);
883 IXGBE_WRITE_REG(hw, IXGBE_MPSAR_HI(rar), 0);
886 } else if (vmdq < 32) {
887 mpsar_lo &= ~(1 << vmdq);
888 IXGBE_WRITE_REG(hw, IXGBE_MPSAR_LO(rar), mpsar_lo);
890 mpsar_hi &= ~(1 << (vmdq - 32));
891 IXGBE_WRITE_REG(hw, IXGBE_MPSAR_HI(rar), mpsar_hi);
894 /* was that the last pool using this rar? */
895 if (mpsar_lo == 0 && mpsar_hi == 0 && rar != 0)
896 hw->mac.ops.clear_rar(hw, rar);
898 hw_dbg(hw, "RAR index %d is out of range.\n", rar);
906 * ixgbe_set_vmdq_82599 - Associate a VMDq pool index with a rx address
907 * @hw: pointer to hardware struct
908 * @rar: receive address register index to associate with a VMDq index
909 * @vmdq: VMDq pool index
911 s32 ixgbe_set_vmdq_82599(struct ixgbe_hw *hw, u32 rar, u32 vmdq)
914 u32 rar_entries = hw->mac.num_rar_entries;
916 if (rar < rar_entries) {
918 mpsar = IXGBE_READ_REG(hw, IXGBE_MPSAR_LO(rar));
920 IXGBE_WRITE_REG(hw, IXGBE_MPSAR_LO(rar), mpsar);
922 mpsar = IXGBE_READ_REG(hw, IXGBE_MPSAR_HI(rar));
923 mpsar |= 1 << (vmdq - 32);
924 IXGBE_WRITE_REG(hw, IXGBE_MPSAR_HI(rar), mpsar);
927 hw_dbg(hw, "RAR index %d is out of range.\n", rar);
933 * ixgbe_set_vfta_82599 - Set VLAN filter table
934 * @hw: pointer to hardware structure
935 * @vlan: VLAN id to write to VLAN filter
936 * @vind: VMDq output index that maps queue to VLAN id in VFVFB
937 * @vlan_on: boolean flag to turn on/off VLAN in VFVF
939 * Turn on/off specified VLAN in the VLAN filter table.
941 s32 ixgbe_set_vfta_82599(struct ixgbe_hw *hw, u32 vlan, u32 vind,
947 u32 first_empty_slot;
950 return IXGBE_ERR_PARAM;
953 * this is a 2 part operation - first the VFTA, then the
954 * VLVF and VLVFB if vind is set
958 * The VFTA is a bitstring made up of 128 32-bit registers
959 * that enable the particular VLAN id, much like the MTA:
960 * bits[11-5]: which register
961 * bits[4-0]: which bit in the register
963 regindex = (vlan >> 5) & 0x7F;
964 bitindex = vlan & 0x1F;
965 bits = IXGBE_READ_REG(hw, IXGBE_VFTA(regindex));
967 bits |= (1 << bitindex);
969 bits &= ~(1 << bitindex);
970 IXGBE_WRITE_REG(hw, IXGBE_VFTA(regindex), bits);
976 * make sure the vlan is in VLVF
977 * set the vind bit in the matching VLVFB
979 * clear the pool bit and possibly the vind
982 /* find the vlanid or the first empty slot */
983 first_empty_slot = 0;
985 for (regindex = 1; regindex < IXGBE_VLVF_ENTRIES; regindex++) {
986 bits = IXGBE_READ_REG(hw, IXGBE_VLVF(regindex));
987 if (!bits && !first_empty_slot)
988 first_empty_slot = regindex;
989 else if ((bits & 0x0FFF) == vlan)
993 if (regindex >= IXGBE_VLVF_ENTRIES) {
994 if (first_empty_slot)
995 regindex = first_empty_slot;
997 hw_dbg(hw, "No space in VLVF.\n");
1003 /* set the pool bit */
1005 bits = IXGBE_READ_REG(hw,
1006 IXGBE_VLVFB(regindex * 2));
1007 bits |= (1 << vind);
1009 IXGBE_VLVFB(regindex * 2), bits);
1011 bits = IXGBE_READ_REG(hw,
1012 IXGBE_VLVFB((regindex * 2) + 1));
1013 bits |= (1 << vind);
1015 IXGBE_VLVFB((regindex * 2) + 1), bits);
1018 /* clear the pool bit */
1020 bits = IXGBE_READ_REG(hw,
1021 IXGBE_VLVFB(regindex * 2));
1022 bits &= ~(1 << vind);
1024 IXGBE_VLVFB(regindex * 2), bits);
1025 bits |= IXGBE_READ_REG(hw,
1026 IXGBE_VLVFB((regindex * 2) + 1));
1028 bits = IXGBE_READ_REG(hw,
1029 IXGBE_VLVFB((regindex * 2) + 1));
1030 bits &= ~(1 << vind);
1032 IXGBE_VLVFB((regindex * 2) + 1), bits);
1033 bits |= IXGBE_READ_REG(hw,
1034 IXGBE_VLVFB(regindex * 2));
1039 IXGBE_WRITE_REG(hw, IXGBE_VLVF(regindex),
1040 (IXGBE_VLVF_VIEN | vlan));
1042 IXGBE_WRITE_REG(hw, IXGBE_VLVF(regindex), 0);
1050 * ixgbe_clear_vfta_82599 - Clear VLAN filter table
1051 * @hw: pointer to hardware structure
1053 * Clears the VLAN filer table, and the VMDq index associated with the filter
1055 s32 ixgbe_clear_vfta_82599(struct ixgbe_hw *hw)
1059 for (offset = 0; offset < hw->mac.vft_size; offset++)
1060 IXGBE_WRITE_REG(hw, IXGBE_VFTA(offset), 0);
1062 for (offset = 0; offset < IXGBE_VLVF_ENTRIES; offset++) {
1063 IXGBE_WRITE_REG(hw, IXGBE_VLVF(offset), 0);
1064 IXGBE_WRITE_REG(hw, IXGBE_VLVFB(offset * 2), 0);
1065 IXGBE_WRITE_REG(hw, IXGBE_VLVFB((offset * 2) + 1), 0);
1072 * ixgbe_init_uta_tables_82599 - Initialize the Unicast Table Array
1073 * @hw: pointer to hardware structure
1075 s32 ixgbe_init_uta_tables_82599(struct ixgbe_hw *hw)
1078 hw_dbg(hw, " Clearing UTA\n");
1080 for (i = 0; i < 128; i++)
1081 IXGBE_WRITE_REG(hw, IXGBE_UTA(i), 0);
1087 * ixgbe_read_analog_reg8_82599 - Reads 8 bit Omer analog register
1088 * @hw: pointer to hardware structure
1089 * @reg: analog register to read
1092 * Performs read operation to Omer analog register specified.
1094 s32 ixgbe_read_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 *val)
1098 IXGBE_WRITE_REG(hw, IXGBE_CORECTL, IXGBE_CORECTL_WRITE_CMD |
1100 IXGBE_WRITE_FLUSH(hw);
1102 core_ctl = IXGBE_READ_REG(hw, IXGBE_CORECTL);
1103 *val = (u8)core_ctl;
1109 * ixgbe_write_analog_reg8_82599 - Writes 8 bit Omer analog register
1110 * @hw: pointer to hardware structure
1111 * @reg: atlas register to write
1112 * @val: value to write
1114 * Performs write operation to Omer analog register specified.
1116 s32 ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val)
1120 core_ctl = (reg << 8) | val;
1121 IXGBE_WRITE_REG(hw, IXGBE_CORECTL, core_ctl);
1122 IXGBE_WRITE_FLUSH(hw);
1129 * ixgbe_start_hw_82599 - Prepare hardware for Tx/Rx
1130 * @hw: pointer to hardware structure
1132 * Starts the hardware using the generic start_hw function.
1133 * Then performs device-specific:
1134 * Clears the rate limiter registers.
1136 s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw)
1140 ixgbe_start_hw_generic(hw);
1142 /* Clear the rate limiters */
1143 for (q_num = 0; q_num < hw->mac.max_tx_queues; q_num++) {
1144 IXGBE_WRITE_REG(hw, IXGBE_RTTDQSEL, q_num);
1145 IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRC, 0);
1147 IXGBE_WRITE_FLUSH(hw);
1153 * ixgbe_identify_phy_82599 - Get physical layer module
1154 * @hw: pointer to hardware structure
1156 * Determines the physical layer module found on the current adapter.
1158 s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw)
1160 s32 status = IXGBE_ERR_PHY_ADDR_INVALID;
1161 status = ixgbe_identify_phy_generic(hw);
1163 status = ixgbe_identify_sfp_module_generic(hw);
1168 * ixgbe_get_supported_physical_layer_82599 - Returns physical layer type
1169 * @hw: pointer to hardware structure
1171 * Determines physical layer capabilities of the current configuration.
1173 u32 ixgbe_get_supported_physical_layer_82599(struct ixgbe_hw *hw)
1175 u32 physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN;
1176 u32 autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC);
1177 u32 autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
1178 u32 pma_pmd_10g_serial = autoc2 & IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_MASK;
1179 u32 pma_pmd_10g_parallel = autoc & IXGBE_AUTOC_10G_PMA_PMD_MASK;
1180 u32 pma_pmd_1g = autoc & IXGBE_AUTOC_1G_PMA_PMD_MASK;
1181 u16 ext_ability = 0;
1182 u8 comp_codes_10g = 0;
1184 hw->phy.ops.identify(hw);
1186 if (hw->phy.type == ixgbe_phy_tn ||
1187 hw->phy.type == ixgbe_phy_cu_unknown) {
1188 hw->phy.ops.read_reg(hw, MDIO_PMA_EXTABLE, MDIO_MMD_PMAPMD,
1190 if (ext_ability & MDIO_PMA_EXTABLE_10GBT)
1191 physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_T;
1192 if (ext_ability & MDIO_PMA_EXTABLE_1000BT)
1193 physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_T;
1194 if (ext_ability & MDIO_PMA_EXTABLE_100BTX)
1195 physical_layer |= IXGBE_PHYSICAL_LAYER_100BASE_TX;
1199 switch (autoc & IXGBE_AUTOC_LMS_MASK) {
1200 case IXGBE_AUTOC_LMS_1G_AN:
1201 case IXGBE_AUTOC_LMS_1G_LINK_NO_AN:
1202 if (pma_pmd_1g == IXGBE_AUTOC_1G_KX_BX) {
1203 physical_layer = IXGBE_PHYSICAL_LAYER_1000BASE_KX |
1204 IXGBE_PHYSICAL_LAYER_1000BASE_BX;
1207 /* SFI mode so read SFP module */
1210 case IXGBE_AUTOC_LMS_10G_LINK_NO_AN:
1211 if (pma_pmd_10g_parallel == IXGBE_AUTOC_10G_CX4)
1212 physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_CX4;
1213 else if (pma_pmd_10g_parallel == IXGBE_AUTOC_10G_KX4)
1214 physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KX4;
1215 else if (pma_pmd_10g_parallel == IXGBE_AUTOC_10G_XAUI)
1216 physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_XAUI;
1219 case IXGBE_AUTOC_LMS_10G_SERIAL:
1220 if (pma_pmd_10g_serial == IXGBE_AUTOC2_10G_KR) {
1221 physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KR;
1223 } else if (pma_pmd_10g_serial == IXGBE_AUTOC2_10G_SFI)
1226 case IXGBE_AUTOC_LMS_KX4_KX_KR:
1227 case IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN:
1228 if (autoc & IXGBE_AUTOC_KX_SUPP)
1229 physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_KX;
1230 if (autoc & IXGBE_AUTOC_KX4_SUPP)
1231 physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_KX4;
1232 if (autoc & IXGBE_AUTOC_KR_SUPP)
1233 physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_KR;
1242 /* SFP check must be done last since DA modules are sometimes used to
1243 * test KR mode - we need to id KR mode correctly before SFP module.
1244 * Call identify_sfp because the pluggable module may have changed */
1245 hw->phy.ops.identify_sfp(hw);
1246 if (hw->phy.sfp_type == ixgbe_sfp_type_not_present)
1249 switch (hw->phy.type) {
1250 case ixgbe_phy_tw_tyco:
1251 case ixgbe_phy_tw_unknown:
1252 physical_layer = IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU;
1254 case ixgbe_phy_sfp_avago:
1255 case ixgbe_phy_sfp_ftl:
1256 case ixgbe_phy_sfp_intel:
1257 case ixgbe_phy_sfp_unknown:
1258 hw->phy.ops.read_i2c_eeprom(hw,
1259 IXGBE_SFF_10GBE_COMP_CODES, &comp_codes_10g);
1260 if (comp_codes_10g & IXGBE_SFF_10GBASESR_CAPABLE)
1261 physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_SR;
1262 else if (comp_codes_10g & IXGBE_SFF_10GBASELR_CAPABLE)
1263 physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_LR;
1270 return physical_layer;
1274 * ixgbe_enable_rx_dma_82599 - Enable the Rx DMA unit on 82599
1275 * @hw: pointer to hardware structure
1276 * @regval: register value to write to RXCTRL
1278 * Enables the Rx DMA unit for 82599
1280 s32 ixgbe_enable_rx_dma_82599(struct ixgbe_hw *hw, u32 regval)
1282 #define IXGBE_MAX_SECRX_POLL 30
1287 * Workaround for 82599 silicon errata when enabling the Rx datapath.
1288 * If traffic is incoming before we enable the Rx unit, it could hang
1289 * the Rx DMA unit. Therefore, make sure the security engine is
1290 * completely disabled prior to enabling the Rx unit.
1292 secrxreg = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL);
1293 secrxreg |= IXGBE_SECRXCTRL_RX_DIS;
1294 IXGBE_WRITE_REG(hw, IXGBE_SECRXCTRL, secrxreg);
1295 for (i = 0; i < IXGBE_MAX_SECRX_POLL; i++) {
1296 secrxreg = IXGBE_READ_REG(hw, IXGBE_SECRXSTAT);
1297 if (secrxreg & IXGBE_SECRXSTAT_SECRX_RDY)
1303 /* For informational purposes only */
1304 if (i >= IXGBE_MAX_SECRX_POLL)
1305 hw_dbg(hw, "Rx unit being enabled before security "
1306 "path fully disabled. Continuing with init.\n");
1308 IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, regval);
1309 secrxreg = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL);
1310 secrxreg &= ~IXGBE_SECRXCTRL_RX_DIS;
1311 IXGBE_WRITE_REG(hw, IXGBE_SECRXCTRL, secrxreg);
1312 IXGBE_WRITE_FLUSH(hw);
1318 * ixgbe_get_device_caps_82599 - Get additional device capabilities
1319 * @hw: pointer to hardware structure
1320 * @device_caps: the EEPROM word with the extra device capabilities
1322 * This function will read the EEPROM location for the device capabilities,
1323 * and return the word through device_caps.
1325 s32 ixgbe_get_device_caps_82599(struct ixgbe_hw *hw, u16 *device_caps)
1327 hw->eeprom.ops.read(hw, IXGBE_DEVICE_CAPS, device_caps);
1333 * ixgbe_get_san_mac_addr_offset_82599 - SAN MAC address offset for 82599
1334 * @hw: pointer to hardware structure
1335 * @san_mac_offset: SAN MAC address offset
1337 * This function will read the EEPROM location for the SAN MAC address
1338 * pointer, and returns the value at that location. This is used in both
1339 * get and set mac_addr routines.
1341 s32 ixgbe_get_san_mac_addr_offset_82599(struct ixgbe_hw *hw,
1342 u16 *san_mac_offset)
1345 * First read the EEPROM pointer to see if the MAC addresses are
1348 hw->eeprom.ops.read(hw, IXGBE_SAN_MAC_ADDR_PTR, san_mac_offset);
1354 * ixgbe_get_san_mac_addr_82599 - SAN MAC address retrieval for 82599
1355 * @hw: pointer to hardware structure
1356 * @san_mac_addr: SAN MAC address
1358 * Reads the SAN MAC address from the EEPROM, if it's available. This is
1359 * per-port, so set_lan_id() must be called before reading the addresses.
1360 * set_lan_id() is called by identify_sfp(), but this cannot be relied
1361 * upon for non-SFP connections, so we must call it here.
1363 s32 ixgbe_get_san_mac_addr_82599(struct ixgbe_hw *hw, u8 *san_mac_addr)
1365 u16 san_mac_data, san_mac_offset;
1369 * First read the EEPROM pointer to see if the MAC addresses are
1370 * available. If they're not, no point in calling set_lan_id() here.
1372 ixgbe_get_san_mac_addr_offset_82599(hw, &san_mac_offset);
1374 if ((san_mac_offset == 0) || (san_mac_offset == 0xFFFF)) {
1376 * No addresses available in this EEPROM. It's not an
1377 * error though, so just wipe the local address and return.
1379 for (i = 0; i < 6; i++)
1380 san_mac_addr[i] = 0xFF;
1382 goto san_mac_addr_out;
1385 /* make sure we know which port we need to program */
1386 hw->mac.ops.set_lan_id(hw);
1387 /* apply the port offset to the address offset */
1388 (hw->bus.func) ? (san_mac_offset += IXGBE_SAN_MAC_ADDR_PORT1_OFFSET) :
1389 (san_mac_offset += IXGBE_SAN_MAC_ADDR_PORT0_OFFSET);
1390 for (i = 0; i < 3; i++) {
1391 hw->eeprom.ops.read(hw, san_mac_offset, &san_mac_data);
1392 san_mac_addr[i * 2] = (u8)(san_mac_data);
1393 san_mac_addr[i * 2 + 1] = (u8)(san_mac_data >> 8);
1401 static struct ixgbe_mac_operations mac_ops_82599 = {
1402 .init_hw = &ixgbe_init_hw_generic,
1403 .reset_hw = &ixgbe_reset_hw_82599,
1404 .start_hw = &ixgbe_start_hw_82599,
1405 .clear_hw_cntrs = &ixgbe_clear_hw_cntrs_generic,
1406 .get_media_type = &ixgbe_get_media_type_82599,
1407 .get_supported_physical_layer = &ixgbe_get_supported_physical_layer_82599,
1408 .enable_rx_dma = &ixgbe_enable_rx_dma_82599,
1409 .get_mac_addr = &ixgbe_get_mac_addr_generic,
1410 .get_san_mac_addr = &ixgbe_get_san_mac_addr_82599,
1411 .get_device_caps = &ixgbe_get_device_caps_82599,
1412 .stop_adapter = &ixgbe_stop_adapter_generic,
1413 .get_bus_info = &ixgbe_get_bus_info_generic,
1414 .set_lan_id = &ixgbe_set_lan_id_multi_port_pcie,
1415 .read_analog_reg8 = &ixgbe_read_analog_reg8_82599,
1416 .write_analog_reg8 = &ixgbe_write_analog_reg8_82599,
1417 .setup_link = &ixgbe_setup_mac_link_82599,
1418 .setup_link_speed = &ixgbe_setup_mac_link_speed_82599,
1419 .check_link = &ixgbe_check_mac_link_82599,
1420 .get_link_capabilities = &ixgbe_get_link_capabilities_82599,
1421 .led_on = &ixgbe_led_on_generic,
1422 .led_off = &ixgbe_led_off_generic,
1423 .blink_led_start = &ixgbe_blink_led_start_generic,
1424 .blink_led_stop = &ixgbe_blink_led_stop_generic,
1425 .set_rar = &ixgbe_set_rar_generic,
1426 .clear_rar = &ixgbe_clear_rar_generic,
1427 .set_vmdq = &ixgbe_set_vmdq_82599,
1428 .clear_vmdq = &ixgbe_clear_vmdq_82599,
1429 .init_rx_addrs = &ixgbe_init_rx_addrs_generic,
1430 .update_uc_addr_list = &ixgbe_update_uc_addr_list_generic,
1431 .update_mc_addr_list = &ixgbe_update_mc_addr_list_generic,
1432 .enable_mc = &ixgbe_enable_mc_generic,
1433 .disable_mc = &ixgbe_disable_mc_generic,
1434 .clear_vfta = &ixgbe_clear_vfta_82599,
1435 .set_vfta = &ixgbe_set_vfta_82599,
1436 .setup_fc = &ixgbe_setup_fc_generic,
1437 .init_uta_tables = &ixgbe_init_uta_tables_82599,
1438 .setup_sfp = &ixgbe_setup_sfp_modules_82599,
1441 static struct ixgbe_eeprom_operations eeprom_ops_82599 = {
1442 .init_params = &ixgbe_init_eeprom_params_generic,
1443 .read = &ixgbe_read_eeprom_generic,
1444 .write = &ixgbe_write_eeprom_generic,
1445 .validate_checksum = &ixgbe_validate_eeprom_checksum_generic,
1446 .update_checksum = &ixgbe_update_eeprom_checksum_generic,
1449 static struct ixgbe_phy_operations phy_ops_82599 = {
1450 .identify = &ixgbe_identify_phy_82599,
1451 .identify_sfp = &ixgbe_identify_sfp_module_generic,
1452 .init = &ixgbe_init_phy_ops_82599,
1453 .reset = &ixgbe_reset_phy_generic,
1454 .read_reg = &ixgbe_read_phy_reg_generic,
1455 .write_reg = &ixgbe_write_phy_reg_generic,
1456 .setup_link = &ixgbe_setup_phy_link_generic,
1457 .setup_link_speed = &ixgbe_setup_phy_link_speed_generic,
1458 .read_i2c_byte = &ixgbe_read_i2c_byte_generic,
1459 .write_i2c_byte = &ixgbe_write_i2c_byte_generic,
1460 .read_i2c_eeprom = &ixgbe_read_i2c_eeprom_generic,
1461 .write_i2c_eeprom = &ixgbe_write_i2c_eeprom_generic,
1464 struct ixgbe_info ixgbe_82599_info = {
1465 .mac = ixgbe_mac_82599EB,
1466 .get_invariants = &ixgbe_get_invariants_82599,
1467 .mac_ops = &mac_ops_82599,
1468 .eeprom_ops = &eeprom_ops_82599,
1469 .phy_ops = &phy_ops_82599,