1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (c) 2018, Intel Corporation. */
4 /* ethtool support for ice */
8 #include "ice_dcb_lib.h"
11 char stat_string[ETH_GSTRING_LEN];
16 #define ICE_STAT(_type, _name, _stat) { \
17 .stat_string = _name, \
18 .sizeof_stat = FIELD_SIZEOF(_type, _stat), \
19 .stat_offset = offsetof(_type, _stat) \
22 #define ICE_VSI_STAT(_name, _stat) \
23 ICE_STAT(struct ice_vsi, _name, _stat)
24 #define ICE_PF_STAT(_name, _stat) \
25 ICE_STAT(struct ice_pf, _name, _stat)
27 static int ice_q_stats_len(struct net_device *netdev)
29 struct ice_netdev_priv *np = netdev_priv(netdev);
31 return ((np->vsi->alloc_txq + np->vsi->alloc_rxq) *
32 (sizeof(struct ice_q_stats) / sizeof(u64)));
35 #define ICE_PF_STATS_LEN ARRAY_SIZE(ice_gstrings_pf_stats)
36 #define ICE_VSI_STATS_LEN ARRAY_SIZE(ice_gstrings_vsi_stats)
38 #define ICE_PFC_STATS_LEN ( \
39 (FIELD_SIZEOF(struct ice_pf, stats.priority_xoff_rx) + \
40 FIELD_SIZEOF(struct ice_pf, stats.priority_xon_rx) + \
41 FIELD_SIZEOF(struct ice_pf, stats.priority_xoff_tx) + \
42 FIELD_SIZEOF(struct ice_pf, stats.priority_xon_tx)) \
44 #define ICE_ALL_STATS_LEN(n) (ICE_PF_STATS_LEN + ICE_PFC_STATS_LEN + \
45 ICE_VSI_STATS_LEN + ice_q_stats_len(n))
47 static const struct ice_stats ice_gstrings_vsi_stats[] = {
48 ICE_VSI_STAT("rx_unicast", eth_stats.rx_unicast),
49 ICE_VSI_STAT("tx_unicast", eth_stats.tx_unicast),
50 ICE_VSI_STAT("rx_multicast", eth_stats.rx_multicast),
51 ICE_VSI_STAT("tx_multicast", eth_stats.tx_multicast),
52 ICE_VSI_STAT("rx_broadcast", eth_stats.rx_broadcast),
53 ICE_VSI_STAT("tx_broadcast", eth_stats.tx_broadcast),
54 ICE_VSI_STAT("rx_bytes", eth_stats.rx_bytes),
55 ICE_VSI_STAT("tx_bytes", eth_stats.tx_bytes),
56 ICE_VSI_STAT("rx_dropped", eth_stats.rx_discards),
57 ICE_VSI_STAT("rx_unknown_protocol", eth_stats.rx_unknown_protocol),
58 ICE_VSI_STAT("rx_alloc_fail", rx_buf_failed),
59 ICE_VSI_STAT("rx_pg_alloc_fail", rx_page_failed),
60 ICE_VSI_STAT("tx_errors", eth_stats.tx_errors),
61 ICE_VSI_STAT("tx_linearize", tx_linearize),
64 enum ice_ethtool_test_id {
72 static const char ice_gstrings_test[][ETH_GSTRING_LEN] = {
73 "Register test (offline)",
74 "EEPROM test (offline)",
75 "Interrupt test (offline)",
76 "Loopback test (offline)",
77 "Link test (on/offline)",
80 #define ICE_TEST_LEN (sizeof(ice_gstrings_test) / ETH_GSTRING_LEN)
82 /* These PF_STATs might look like duplicates of some NETDEV_STATs,
83 * but they aren't. This device is capable of supporting multiple
84 * VSIs/netdevs on a single PF. The NETDEV_STATs are for individual
85 * netdevs whereas the PF_STATs are for the physical function that's
86 * hosting these netdevs.
88 * The PF_STATs are appended to the netdev stats only when ethtool -S
89 * is queried on the base PF netdev.
91 static const struct ice_stats ice_gstrings_pf_stats[] = {
92 ICE_PF_STAT("rx_bytes.nic", stats.eth.rx_bytes),
93 ICE_PF_STAT("tx_bytes.nic", stats.eth.tx_bytes),
94 ICE_PF_STAT("rx_unicast.nic", stats.eth.rx_unicast),
95 ICE_PF_STAT("tx_unicast.nic", stats.eth.tx_unicast),
96 ICE_PF_STAT("rx_multicast.nic", stats.eth.rx_multicast),
97 ICE_PF_STAT("tx_multicast.nic", stats.eth.tx_multicast),
98 ICE_PF_STAT("rx_broadcast.nic", stats.eth.rx_broadcast),
99 ICE_PF_STAT("tx_broadcast.nic", stats.eth.tx_broadcast),
100 ICE_PF_STAT("tx_errors.nic", stats.eth.tx_errors),
101 ICE_PF_STAT("rx_size_64.nic", stats.rx_size_64),
102 ICE_PF_STAT("tx_size_64.nic", stats.tx_size_64),
103 ICE_PF_STAT("rx_size_127.nic", stats.rx_size_127),
104 ICE_PF_STAT("tx_size_127.nic", stats.tx_size_127),
105 ICE_PF_STAT("rx_size_255.nic", stats.rx_size_255),
106 ICE_PF_STAT("tx_size_255.nic", stats.tx_size_255),
107 ICE_PF_STAT("rx_size_511.nic", stats.rx_size_511),
108 ICE_PF_STAT("tx_size_511.nic", stats.tx_size_511),
109 ICE_PF_STAT("rx_size_1023.nic", stats.rx_size_1023),
110 ICE_PF_STAT("tx_size_1023.nic", stats.tx_size_1023),
111 ICE_PF_STAT("rx_size_1522.nic", stats.rx_size_1522),
112 ICE_PF_STAT("tx_size_1522.nic", stats.tx_size_1522),
113 ICE_PF_STAT("rx_size_big.nic", stats.rx_size_big),
114 ICE_PF_STAT("tx_size_big.nic", stats.tx_size_big),
115 ICE_PF_STAT("link_xon_rx.nic", stats.link_xon_rx),
116 ICE_PF_STAT("link_xon_tx.nic", stats.link_xon_tx),
117 ICE_PF_STAT("link_xoff_rx.nic", stats.link_xoff_rx),
118 ICE_PF_STAT("link_xoff_tx.nic", stats.link_xoff_tx),
119 ICE_PF_STAT("tx_dropped_link_down.nic", stats.tx_dropped_link_down),
120 ICE_PF_STAT("rx_undersize.nic", stats.rx_undersize),
121 ICE_PF_STAT("rx_fragments.nic", stats.rx_fragments),
122 ICE_PF_STAT("rx_oversize.nic", stats.rx_oversize),
123 ICE_PF_STAT("rx_jabber.nic", stats.rx_jabber),
124 ICE_PF_STAT("rx_csum_bad.nic", hw_csum_rx_error),
125 ICE_PF_STAT("rx_length_errors.nic", stats.rx_len_errors),
126 ICE_PF_STAT("rx_dropped.nic", stats.eth.rx_discards),
127 ICE_PF_STAT("rx_crc_errors.nic", stats.crc_errors),
128 ICE_PF_STAT("illegal_bytes.nic", stats.illegal_bytes),
129 ICE_PF_STAT("mac_local_faults.nic", stats.mac_local_faults),
130 ICE_PF_STAT("mac_remote_faults.nic", stats.mac_remote_faults),
133 static const u32 ice_regs_dump_list[] = {
146 struct ice_priv_flag {
147 char name[ETH_GSTRING_LEN];
148 u32 bitno; /* bit position in pf->flags */
151 #define ICE_PRIV_FLAG(_name, _bitno) { \
156 static const struct ice_priv_flag ice_gstrings_priv_flags[] = {
157 ICE_PRIV_FLAG("link-down-on-close", ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA),
158 ICE_PRIV_FLAG("fw-lldp-agent", ICE_FLAG_FW_LLDP_AGENT),
161 #define ICE_PRIV_FLAG_ARRAY_SIZE ARRAY_SIZE(ice_gstrings_priv_flags)
164 ice_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
166 struct ice_netdev_priv *np = netdev_priv(netdev);
167 struct ice_vsi *vsi = np->vsi;
168 struct ice_pf *pf = vsi->back;
170 strlcpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
171 strlcpy(drvinfo->version, ice_drv_ver, sizeof(drvinfo->version));
172 strlcpy(drvinfo->fw_version, ice_nvm_version_str(&pf->hw),
173 sizeof(drvinfo->fw_version));
174 strlcpy(drvinfo->bus_info, pci_name(pf->pdev),
175 sizeof(drvinfo->bus_info));
176 drvinfo->n_priv_flags = ICE_PRIV_FLAG_ARRAY_SIZE;
179 static int ice_get_regs_len(struct net_device __always_unused *netdev)
181 return sizeof(ice_regs_dump_list);
185 ice_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p)
187 struct ice_netdev_priv *np = netdev_priv(netdev);
188 struct ice_pf *pf = np->vsi->back;
189 struct ice_hw *hw = &pf->hw;
190 u32 *regs_buf = (u32 *)p;
195 for (i = 0; i < ARRAY_SIZE(ice_regs_dump_list); ++i)
196 regs_buf[i] = rd32(hw, ice_regs_dump_list[i]);
199 static u32 ice_get_msglevel(struct net_device *netdev)
201 struct ice_netdev_priv *np = netdev_priv(netdev);
202 struct ice_pf *pf = np->vsi->back;
204 #ifndef CONFIG_DYNAMIC_DEBUG
205 if (pf->hw.debug_mask)
206 netdev_info(netdev, "hw debug_mask: 0x%llX\n",
208 #endif /* !CONFIG_DYNAMIC_DEBUG */
210 return pf->msg_enable;
213 static void ice_set_msglevel(struct net_device *netdev, u32 data)
215 struct ice_netdev_priv *np = netdev_priv(netdev);
216 struct ice_pf *pf = np->vsi->back;
218 #ifndef CONFIG_DYNAMIC_DEBUG
219 if (ICE_DBG_USER & data)
220 pf->hw.debug_mask = data;
222 pf->msg_enable = data;
224 pf->msg_enable = data;
225 #endif /* !CONFIG_DYNAMIC_DEBUG */
228 static int ice_get_eeprom_len(struct net_device *netdev)
230 struct ice_netdev_priv *np = netdev_priv(netdev);
231 struct ice_pf *pf = np->vsi->back;
233 return (int)(pf->hw.nvm.sr_words * sizeof(u16));
237 ice_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
240 struct ice_netdev_priv *np = netdev_priv(netdev);
241 u16 first_word, last_word, nwords;
242 struct ice_vsi *vsi = np->vsi;
243 struct ice_pf *pf = vsi->back;
244 struct ice_hw *hw = &pf->hw;
245 enum ice_status status;
250 dev = &pf->pdev->dev;
252 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
254 first_word = eeprom->offset >> 1;
255 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
256 nwords = last_word - first_word + 1;
258 buf = devm_kcalloc(dev, nwords, sizeof(u16), GFP_KERNEL);
262 status = ice_read_sr_buf(hw, first_word, &nwords, buf);
264 dev_err(dev, "ice_read_sr_buf failed, err %d aq_err %d\n",
265 status, hw->adminq.sq_last_status);
266 eeprom->len = sizeof(u16) * nwords;
271 memcpy(bytes, (u8 *)buf + (eeprom->offset & 1), eeprom->len);
273 devm_kfree(dev, buf);
278 * ice_active_vfs - check if there are any active VFs
279 * @pf: board private structure
281 * Returns true if an active VF is found, otherwise returns false
283 static bool ice_active_vfs(struct ice_pf *pf)
285 struct ice_vf *vf = pf->vf;
288 for (i = 0; i < pf->num_alloc_vfs; i++, vf++)
289 if (test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states))
295 * ice_link_test - perform a link test on a given net_device
296 * @netdev: network interface device structure
298 * This function performs one of the self-tests required by ethtool.
299 * Returns 0 on success, non-zero on failure.
301 static u64 ice_link_test(struct net_device *netdev)
303 struct ice_netdev_priv *np = netdev_priv(netdev);
304 enum ice_status status;
305 bool link_up = false;
307 netdev_info(netdev, "link test\n");
308 status = ice_get_link_status(np->vsi->port_info, &link_up);
310 netdev_err(netdev, "link query error, status = %d\n", status);
321 * ice_eeprom_test - perform an EEPROM test on a given net_device
322 * @netdev: network interface device structure
324 * This function performs one of the self-tests required by ethtool.
325 * Returns 0 on success, non-zero on failure.
327 static u64 ice_eeprom_test(struct net_device *netdev)
329 struct ice_netdev_priv *np = netdev_priv(netdev);
330 struct ice_pf *pf = np->vsi->back;
332 netdev_info(netdev, "EEPROM test\n");
333 return !!(ice_nvm_validate_checksum(&pf->hw));
337 * ice_reg_pattern_test
338 * @hw: pointer to the HW struct
339 * @reg: reg to be tested
340 * @mask: bits to be touched
342 static int ice_reg_pattern_test(struct ice_hw *hw, u32 reg, u32 mask)
344 struct ice_pf *pf = (struct ice_pf *)hw->back;
345 static const u32 patterns[] = {
346 0x5A5A5A5A, 0xA5A5A5A5,
347 0x00000000, 0xFFFFFFFF
352 orig_val = rd32(hw, reg);
353 for (i = 0; i < ARRAY_SIZE(patterns); ++i) {
354 u32 pattern = patterns[i] & mask;
356 wr32(hw, reg, pattern);
360 dev_err(&pf->pdev->dev,
361 "%s: reg pattern test failed - reg 0x%08x pat 0x%08x val 0x%08x\n"
362 , __func__, reg, pattern, val);
366 wr32(hw, reg, orig_val);
368 if (val != orig_val) {
369 dev_err(&pf->pdev->dev,
370 "%s: reg restore test failed - reg 0x%08x orig 0x%08x val 0x%08x\n"
371 , __func__, reg, orig_val, val);
379 * ice_reg_test - perform a register test on a given net_device
380 * @netdev: network interface device structure
382 * This function performs one of the self-tests required by ethtool.
383 * Returns 0 on success, non-zero on failure.
385 static u64 ice_reg_test(struct net_device *netdev)
387 struct ice_netdev_priv *np = netdev_priv(netdev);
388 struct ice_hw *hw = np->vsi->port_info->hw;
389 u32 int_elements = hw->func_caps.common_cap.num_msix_vectors ?
390 hw->func_caps.common_cap.num_msix_vectors - 1 : 1;
391 struct ice_diag_reg_test_info {
397 {GLINT_ITR(0, 0), 0x00000fff, int_elements,
398 GLINT_ITR(0, 1) - GLINT_ITR(0, 0)},
399 {GLINT_ITR(1, 0), 0x00000fff, int_elements,
400 GLINT_ITR(1, 1) - GLINT_ITR(1, 0)},
401 {GLINT_ITR(0, 0), 0x00000fff, int_elements,
402 GLINT_ITR(2, 1) - GLINT_ITR(2, 0)},
403 {GLINT_CTL, 0xffff0001, 1, 0}
407 netdev_dbg(netdev, "Register test\n");
408 for (i = 0; i < ARRAY_SIZE(ice_reg_list); ++i) {
411 for (j = 0; j < ice_reg_list[i].elem_num; ++j) {
412 u32 mask = ice_reg_list[i].mask;
413 u32 reg = ice_reg_list[i].address +
414 (j * ice_reg_list[i].elem_size);
416 /* bail on failure (non-zero return) */
417 if (ice_reg_pattern_test(hw, reg, mask))
426 * ice_lbtest_prepare_rings - configure Tx/Rx test rings
427 * @vsi: pointer to the VSI structure
429 * Function configures rings of a VSI for loopback test without
430 * enabling interrupts or informing the kernel about new queues.
432 * Returns 0 on success, negative on failure.
434 static int ice_lbtest_prepare_rings(struct ice_vsi *vsi)
438 status = ice_vsi_setup_tx_rings(vsi);
440 goto err_setup_tx_ring;
442 status = ice_vsi_setup_rx_rings(vsi);
444 goto err_setup_rx_ring;
446 status = ice_vsi_cfg(vsi);
448 goto err_setup_rx_ring;
450 status = ice_vsi_start_rx_rings(vsi);
452 goto err_start_rx_ring;
457 ice_vsi_free_rx_rings(vsi);
459 ice_vsi_stop_lan_tx_rings(vsi, ICE_NO_RESET, 0);
461 ice_vsi_free_tx_rings(vsi);
467 * ice_lbtest_disable_rings - disable Tx/Rx test rings after loopback test
468 * @vsi: pointer to the VSI structure
470 * Function stops and frees VSI rings after a loopback test.
471 * Returns 0 on success, negative on failure.
473 static int ice_lbtest_disable_rings(struct ice_vsi *vsi)
477 status = ice_vsi_stop_lan_tx_rings(vsi, ICE_NO_RESET, 0);
479 netdev_err(vsi->netdev, "Failed to stop Tx rings, VSI %d error %d\n",
480 vsi->vsi_num, status);
482 status = ice_vsi_stop_rx_rings(vsi);
484 netdev_err(vsi->netdev, "Failed to stop Rx rings, VSI %d error %d\n",
485 vsi->vsi_num, status);
487 ice_vsi_free_tx_rings(vsi);
488 ice_vsi_free_rx_rings(vsi);
494 * ice_lbtest_create_frame - create test packet
495 * @pf: pointer to the PF structure
496 * @ret_data: allocated frame buffer
497 * @size: size of the packet data
499 * Function allocates a frame with a test pattern on specific offsets.
500 * Returns 0 on success, non-zero on failure.
502 static int ice_lbtest_create_frame(struct ice_pf *pf, u8 **ret_data, u16 size)
509 data = devm_kzalloc(&pf->pdev->dev, size, GFP_KERNEL);
513 /* Since the ethernet test frame should always be at least
514 * 64 bytes long, fill some octets in the payload with test data.
516 memset(data, 0xFF, size);
528 * ice_lbtest_check_frame - verify received loopback frame
529 * @frame: pointer to the raw packet data
531 * Function verifies received test frame with a pattern.
532 * Returns true if frame matches the pattern, false otherwise.
534 static bool ice_lbtest_check_frame(u8 *frame)
536 /* Validate bytes of a frame under offsets chosen earlier */
537 if (frame[32] == 0xDE &&
548 * ice_diag_send - send test frames to the test ring
549 * @tx_ring: pointer to the transmit ring
550 * @data: pointer to the raw packet data
551 * @size: size of the packet to send
553 * Function sends loopback packets on a test Tx ring.
555 static int ice_diag_send(struct ice_ring *tx_ring, u8 *data, u16 size)
557 struct ice_tx_desc *tx_desc;
558 struct ice_tx_buf *tx_buf;
562 tx_desc = ICE_TX_DESC(tx_ring, tx_ring->next_to_use);
563 tx_buf = &tx_ring->tx_buf[tx_ring->next_to_use];
565 dma = dma_map_single(tx_ring->dev, data, size, DMA_TO_DEVICE);
566 if (dma_mapping_error(tx_ring->dev, dma))
569 tx_desc->buf_addr = cpu_to_le64(dma);
571 /* These flags are required for a descriptor to be pushed out */
572 td_cmd = (u64)(ICE_TX_DESC_CMD_EOP | ICE_TX_DESC_CMD_RS);
573 tx_desc->cmd_type_offset_bsz =
574 cpu_to_le64(ICE_TX_DESC_DTYPE_DATA |
575 (td_cmd << ICE_TXD_QW1_CMD_S) |
576 ((u64)0 << ICE_TXD_QW1_OFFSET_S) |
577 ((u64)size << ICE_TXD_QW1_TX_BUF_SZ_S) |
578 ((u64)0 << ICE_TXD_QW1_L2TAG1_S));
580 tx_buf->next_to_watch = tx_desc;
582 /* Force memory write to complete before letting h/w know
583 * there are new descriptors to fetch.
587 tx_ring->next_to_use++;
588 if (tx_ring->next_to_use >= tx_ring->count)
589 tx_ring->next_to_use = 0;
591 writel_relaxed(tx_ring->next_to_use, tx_ring->tail);
593 /* Wait until the packets get transmitted to the receive queue. */
594 usleep_range(1000, 2000);
595 dma_unmap_single(tx_ring->dev, dma, size, DMA_TO_DEVICE);
600 #define ICE_LB_FRAME_SIZE 64
602 * ice_lbtest_receive_frames - receive and verify test frames
603 * @rx_ring: pointer to the receive ring
605 * Function receives loopback packets and verify their correctness.
606 * Returns number of received valid frames.
608 static int ice_lbtest_receive_frames(struct ice_ring *rx_ring)
610 struct ice_rx_buf *rx_buf;
616 for (i = 0; i < rx_ring->count; i++) {
617 union ice_32b_rx_flex_desc *rx_desc;
619 rx_desc = ICE_RX_DESC(rx_ring, i);
621 if (!(rx_desc->wb.status_error0 &
622 cpu_to_le16(ICE_TX_DESC_CMD_EOP | ICE_TX_DESC_CMD_RS)))
625 rx_buf = &rx_ring->rx_buf[i];
626 received_buf = page_address(rx_buf->page);
628 if (ice_lbtest_check_frame(received_buf))
636 * ice_loopback_test - perform a loopback test on a given net_device
637 * @netdev: network interface device structure
639 * This function performs one of the self-tests required by ethtool.
640 * Returns 0 on success, non-zero on failure.
642 static u64 ice_loopback_test(struct net_device *netdev)
644 struct ice_netdev_priv *np = netdev_priv(netdev);
645 struct ice_vsi *orig_vsi = np->vsi, *test_vsi;
646 struct ice_pf *pf = orig_vsi->back;
647 struct ice_ring *tx_ring, *rx_ring;
648 u8 broadcast[ETH_ALEN], ret = 0;
649 int num_frames, valid_frames;
654 netdev_info(netdev, "loopback test\n");
656 test_vsi = ice_lb_vsi_setup(pf, pf->hw.port_info);
658 netdev_err(netdev, "Failed to create a VSI for the loopback test");
662 test_vsi->netdev = netdev;
663 tx_ring = test_vsi->tx_rings[0];
664 rx_ring = test_vsi->rx_rings[0];
666 if (ice_lbtest_prepare_rings(test_vsi)) {
668 goto lbtest_vsi_close;
671 if (ice_alloc_rx_bufs(rx_ring, rx_ring->count)) {
673 goto lbtest_rings_dis;
676 /* Enable MAC loopback in firmware */
677 if (ice_aq_set_mac_loopback(&pf->hw, true, NULL)) {
682 /* Test VSI needs to receive broadcast packets */
683 eth_broadcast_addr(broadcast);
684 if (ice_add_mac_to_list(test_vsi, &tmp_list, broadcast)) {
689 if (ice_add_mac(&pf->hw, &tmp_list)) {
694 if (ice_lbtest_create_frame(pf, &tx_frame, ICE_LB_FRAME_SIZE)) {
696 goto remove_mac_filters;
699 num_frames = min_t(int, tx_ring->count, 32);
700 for (i = 0; i < num_frames; i++) {
701 if (ice_diag_send(tx_ring, tx_frame, ICE_LB_FRAME_SIZE)) {
703 goto lbtest_free_frame;
707 valid_frames = ice_lbtest_receive_frames(rx_ring);
710 else if (valid_frames != num_frames)
714 devm_kfree(&pf->pdev->dev, tx_frame);
716 if (ice_remove_mac(&pf->hw, &tmp_list))
717 netdev_err(netdev, "Could not remove MAC filter for the test VSI");
719 ice_free_fltr_list(&pf->pdev->dev, &tmp_list);
721 /* Disable MAC loopback after the test is completed. */
722 if (ice_aq_set_mac_loopback(&pf->hw, false, NULL))
723 netdev_err(netdev, "Could not disable MAC loopback\n");
725 if (ice_lbtest_disable_rings(test_vsi))
726 netdev_err(netdev, "Could not disable test rings\n");
728 test_vsi->netdev = NULL;
729 if (ice_vsi_release(test_vsi))
730 netdev_err(netdev, "Failed to remove the test VSI");
736 * ice_intr_test - perform an interrupt test on a given net_device
737 * @netdev: network interface device structure
739 * This function performs one of the self-tests required by ethtool.
740 * Returns 0 on success, non-zero on failure.
742 static u64 ice_intr_test(struct net_device *netdev)
744 struct ice_netdev_priv *np = netdev_priv(netdev);
745 struct ice_pf *pf = np->vsi->back;
746 u16 swic_old = pf->sw_int_count;
748 netdev_info(netdev, "interrupt test\n");
750 wr32(&pf->hw, GLINT_DYN_CTL(pf->oicr_idx),
751 GLINT_DYN_CTL_SW_ITR_INDX_M |
752 GLINT_DYN_CTL_INTENA_MSK_M |
753 GLINT_DYN_CTL_SWINT_TRIG_M);
755 usleep_range(1000, 2000);
756 return (swic_old == pf->sw_int_count);
760 * ice_self_test - handler function for performing a self-test by ethtool
761 * @netdev: network interface device structure
762 * @eth_test: ethtool_test structure
763 * @data: required by ethtool.self_test
765 * This function is called after invoking 'ethtool -t devname' command where
766 * devname is the name of the network device on which ethtool should operate.
767 * It performs a set of self-tests to check if a device works properly.
770 ice_self_test(struct net_device *netdev, struct ethtool_test *eth_test,
773 struct ice_netdev_priv *np = netdev_priv(netdev);
774 bool if_running = netif_running(netdev);
775 struct ice_pf *pf = np->vsi->back;
777 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
778 netdev_info(netdev, "offline testing starting\n");
780 set_bit(__ICE_TESTING, pf->state);
782 if (ice_active_vfs(pf)) {
783 dev_warn(&pf->pdev->dev,
784 "Please take active VFs and Netqueues offline and restart the adapter before running NIC diagnostics\n");
785 data[ICE_ETH_TEST_REG] = 1;
786 data[ICE_ETH_TEST_EEPROM] = 1;
787 data[ICE_ETH_TEST_INTR] = 1;
788 data[ICE_ETH_TEST_LOOP] = 1;
789 data[ICE_ETH_TEST_LINK] = 1;
790 eth_test->flags |= ETH_TEST_FL_FAILED;
791 clear_bit(__ICE_TESTING, pf->state);
794 /* If the device is online then take it offline */
796 /* indicate we're in test mode */
799 data[ICE_ETH_TEST_LINK] = ice_link_test(netdev);
800 data[ICE_ETH_TEST_EEPROM] = ice_eeprom_test(netdev);
801 data[ICE_ETH_TEST_INTR] = ice_intr_test(netdev);
802 data[ICE_ETH_TEST_LOOP] = ice_loopback_test(netdev);
803 data[ICE_ETH_TEST_REG] = ice_reg_test(netdev);
805 if (data[ICE_ETH_TEST_LINK] ||
806 data[ICE_ETH_TEST_EEPROM] ||
807 data[ICE_ETH_TEST_LOOP] ||
808 data[ICE_ETH_TEST_INTR] ||
809 data[ICE_ETH_TEST_REG])
810 eth_test->flags |= ETH_TEST_FL_FAILED;
812 clear_bit(__ICE_TESTING, pf->state);
815 int status = ice_open(netdev);
818 dev_err(&pf->pdev->dev,
819 "Could not open device %s, err %d",
820 pf->int_name, status);
825 netdev_info(netdev, "online testing starting\n");
827 data[ICE_ETH_TEST_LINK] = ice_link_test(netdev);
828 if (data[ICE_ETH_TEST_LINK])
829 eth_test->flags |= ETH_TEST_FL_FAILED;
831 /* Offline only tests, not run in online; pass by default */
832 data[ICE_ETH_TEST_REG] = 0;
833 data[ICE_ETH_TEST_EEPROM] = 0;
834 data[ICE_ETH_TEST_INTR] = 0;
835 data[ICE_ETH_TEST_LOOP] = 0;
839 netdev_info(netdev, "testing finished\n");
842 static void ice_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
844 struct ice_netdev_priv *np = netdev_priv(netdev);
845 struct ice_vsi *vsi = np->vsi;
846 char *p = (char *)data;
851 for (i = 0; i < ICE_VSI_STATS_LEN; i++) {
852 snprintf(p, ETH_GSTRING_LEN, "%s",
853 ice_gstrings_vsi_stats[i].stat_string);
854 p += ETH_GSTRING_LEN;
857 ice_for_each_alloc_txq(vsi, i) {
858 snprintf(p, ETH_GSTRING_LEN,
859 "tx_queue_%u_packets", i);
860 p += ETH_GSTRING_LEN;
861 snprintf(p, ETH_GSTRING_LEN, "tx_queue_%u_bytes", i);
862 p += ETH_GSTRING_LEN;
865 ice_for_each_alloc_rxq(vsi, i) {
866 snprintf(p, ETH_GSTRING_LEN,
867 "rx_queue_%u_packets", i);
868 p += ETH_GSTRING_LEN;
869 snprintf(p, ETH_GSTRING_LEN, "rx_queue_%u_bytes", i);
870 p += ETH_GSTRING_LEN;
873 if (vsi->type != ICE_VSI_PF)
876 for (i = 0; i < ICE_PF_STATS_LEN; i++) {
877 snprintf(p, ETH_GSTRING_LEN, "%s",
878 ice_gstrings_pf_stats[i].stat_string);
879 p += ETH_GSTRING_LEN;
882 for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) {
883 snprintf(p, ETH_GSTRING_LEN,
884 "tx_priority_%u_xon.nic", i);
885 p += ETH_GSTRING_LEN;
886 snprintf(p, ETH_GSTRING_LEN,
887 "tx_priority_%u_xoff.nic", i);
888 p += ETH_GSTRING_LEN;
890 for (i = 0; i < ICE_MAX_USER_PRIORITY; i++) {
891 snprintf(p, ETH_GSTRING_LEN,
892 "rx_priority_%u_xon.nic", i);
893 p += ETH_GSTRING_LEN;
894 snprintf(p, ETH_GSTRING_LEN,
895 "rx_priority_%u_xoff.nic", i);
896 p += ETH_GSTRING_LEN;
900 memcpy(data, ice_gstrings_test, ICE_TEST_LEN * ETH_GSTRING_LEN);
902 case ETH_SS_PRIV_FLAGS:
903 for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) {
904 snprintf(p, ETH_GSTRING_LEN, "%s",
905 ice_gstrings_priv_flags[i].name);
906 p += ETH_GSTRING_LEN;
915 ice_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
917 struct ice_netdev_priv *np = netdev_priv(netdev);
921 case ETHTOOL_ID_ACTIVE:
924 case ETHTOOL_ID_INACTIVE:
931 if (ice_aq_set_port_id_led(np->vsi->port_info, !led_active, NULL))
938 * ice_set_fec_cfg - Set link FEC options
939 * @netdev: network interface device structure
940 * @req_fec: FEC mode to configure
942 static int ice_set_fec_cfg(struct net_device *netdev, enum ice_fec_mode req_fec)
944 struct ice_netdev_priv *np = netdev_priv(netdev);
945 struct ice_aqc_set_phy_cfg_data config = { 0 };
946 struct ice_aqc_get_phy_caps_data *caps;
947 struct ice_vsi *vsi = np->vsi;
948 u8 sw_cfg_caps, sw_cfg_fec;
949 struct ice_port_info *pi;
950 enum ice_status status;
957 /* Changing the FEC parameters is not supported if not the PF VSI */
958 if (vsi->type != ICE_VSI_PF) {
959 netdev_info(netdev, "Changing FEC parameters only supported for PF VSI\n");
963 /* Get last SW configuration */
964 caps = devm_kzalloc(&vsi->back->pdev->dev, sizeof(*caps), GFP_KERNEL);
968 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG,
975 /* Copy SW configuration returned from PHY caps to PHY config */
976 ice_copy_phy_caps_to_cfg(caps, &config);
977 sw_cfg_caps = caps->caps;
978 sw_cfg_fec = caps->link_fec_options;
980 /* Get toloplogy caps, then copy PHY FEC topoloy caps to PHY config */
981 memset(caps, 0, sizeof(*caps));
983 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP,
990 config.caps |= (caps->caps & ICE_AQC_PHY_EN_AUTO_FEC);
991 config.link_fec_opt = caps->link_fec_options;
993 ice_cfg_phy_fec(&config, req_fec);
995 /* If FEC mode has changed, then set PHY configuration and enable AN. */
996 if ((config.caps & ICE_AQ_PHY_ENA_AUTO_FEC) !=
997 (sw_cfg_caps & ICE_AQC_PHY_EN_AUTO_FEC) ||
998 config.link_fec_opt != sw_cfg_fec) {
999 if (caps->caps & ICE_AQC_PHY_AN_MODE)
1000 config.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
1002 status = ice_aq_set_phy_cfg(pi->hw, pi->lport, &config, NULL);
1009 devm_kfree(&vsi->back->pdev->dev, caps);
1014 * ice_set_fecparam - Set FEC link options
1015 * @netdev: network interface device structure
1016 * @fecparam: Ethtool structure to retrieve FEC parameters
1019 ice_set_fecparam(struct net_device *netdev, struct ethtool_fecparam *fecparam)
1021 struct ice_netdev_priv *np = netdev_priv(netdev);
1022 struct ice_vsi *vsi = np->vsi;
1023 enum ice_fec_mode fec;
1025 switch (fecparam->fec) {
1026 case ETHTOOL_FEC_AUTO:
1029 case ETHTOOL_FEC_RS:
1032 case ETHTOOL_FEC_BASER:
1033 fec = ICE_FEC_BASER;
1035 case ETHTOOL_FEC_OFF:
1036 case ETHTOOL_FEC_NONE:
1040 dev_warn(&vsi->back->pdev->dev, "Unsupported FEC mode: %d\n",
1045 return ice_set_fec_cfg(netdev, fec);
1049 * ice_get_fecparam - Get link FEC options
1050 * @netdev: network interface device structure
1051 * @fecparam: Ethtool structure to retrieve FEC parameters
1054 ice_get_fecparam(struct net_device *netdev, struct ethtool_fecparam *fecparam)
1056 struct ice_netdev_priv *np = netdev_priv(netdev);
1057 struct ice_aqc_get_phy_caps_data *caps;
1058 struct ice_link_status *link_info;
1059 struct ice_vsi *vsi = np->vsi;
1060 struct ice_port_info *pi;
1061 enum ice_status status;
1064 pi = vsi->port_info;
1068 link_info = &pi->phy.link_info;
1070 /* Set FEC mode based on negotiated link info */
1071 switch (link_info->fec_info) {
1072 case ICE_AQ_LINK_25G_KR_FEC_EN:
1073 fecparam->active_fec = ETHTOOL_FEC_BASER;
1075 case ICE_AQ_LINK_25G_RS_528_FEC_EN:
1077 case ICE_AQ_LINK_25G_RS_544_FEC_EN:
1078 fecparam->active_fec = ETHTOOL_FEC_RS;
1081 fecparam->active_fec = ETHTOOL_FEC_OFF;
1085 caps = devm_kzalloc(&vsi->back->pdev->dev, sizeof(*caps), GFP_KERNEL);
1089 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP,
1096 /* Set supported/configured FEC modes based on PHY capability */
1097 if (caps->caps & ICE_AQC_PHY_EN_AUTO_FEC)
1098 fecparam->fec |= ETHTOOL_FEC_AUTO;
1099 if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN ||
1100 caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ ||
1101 caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN ||
1102 caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_REQ)
1103 fecparam->fec |= ETHTOOL_FEC_BASER;
1104 if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_528_REQ ||
1105 caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_544_REQ ||
1106 caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN)
1107 fecparam->fec |= ETHTOOL_FEC_RS;
1108 if (caps->link_fec_options == 0)
1109 fecparam->fec |= ETHTOOL_FEC_OFF;
1112 devm_kfree(&vsi->back->pdev->dev, caps);
1117 * ice_get_priv_flags - report device private flags
1118 * @netdev: network interface device structure
1120 * The get string set count and the string set should be matched for each
1121 * flag returned. Add new strings for each flag to the ice_gstrings_priv_flags
1124 * Returns a u32 bitmap of flags.
1126 static u32 ice_get_priv_flags(struct net_device *netdev)
1128 struct ice_netdev_priv *np = netdev_priv(netdev);
1129 struct ice_vsi *vsi = np->vsi;
1130 struct ice_pf *pf = vsi->back;
1131 u32 i, ret_flags = 0;
1133 for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) {
1134 const struct ice_priv_flag *priv_flag;
1136 priv_flag = &ice_gstrings_priv_flags[i];
1138 if (test_bit(priv_flag->bitno, pf->flags))
1139 ret_flags |= BIT(i);
1146 * ice_set_priv_flags - set private flags
1147 * @netdev: network interface device structure
1148 * @flags: bit flags to be set
1150 static int ice_set_priv_flags(struct net_device *netdev, u32 flags)
1152 struct ice_netdev_priv *np = netdev_priv(netdev);
1153 DECLARE_BITMAP(change_flags, ICE_PF_FLAGS_NBITS);
1154 DECLARE_BITMAP(orig_flags, ICE_PF_FLAGS_NBITS);
1155 struct ice_vsi *vsi = np->vsi;
1156 struct ice_pf *pf = vsi->back;
1160 if (flags > BIT(ICE_PRIV_FLAG_ARRAY_SIZE))
1163 set_bit(ICE_FLAG_ETHTOOL_CTXT, pf->flags);
1165 bitmap_copy(orig_flags, pf->flags, ICE_PF_FLAGS_NBITS);
1166 for (i = 0; i < ICE_PRIV_FLAG_ARRAY_SIZE; i++) {
1167 const struct ice_priv_flag *priv_flag;
1169 priv_flag = &ice_gstrings_priv_flags[i];
1172 set_bit(priv_flag->bitno, pf->flags);
1174 clear_bit(priv_flag->bitno, pf->flags);
1177 bitmap_xor(change_flags, pf->flags, orig_flags, ICE_PF_FLAGS_NBITS);
1179 if (test_bit(ICE_FLAG_FW_LLDP_AGENT, change_flags)) {
1180 if (!test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags)) {
1181 enum ice_status status;
1183 /* Disable FW LLDP engine */
1184 status = ice_cfg_lldp_mib_change(&pf->hw, false);
1186 /* If unregistering for LLDP events fails, this is
1187 * not an error state, as there shouldn't be any
1188 * events to respond to.
1191 dev_info(&pf->pdev->dev,
1192 "Failed to unreg for LLDP events\n");
1194 /* The AQ call to stop the FW LLDP agent will generate
1195 * an error if the agent is already stopped.
1197 status = ice_aq_stop_lldp(&pf->hw, true, true, NULL);
1199 dev_warn(&pf->pdev->dev,
1200 "Fail to stop LLDP agent\n");
1201 /* Use case for having the FW LLDP agent stopped
1202 * will likely not need DCB, so failure to init is
1203 * not a concern of ethtool
1205 status = ice_init_pf_dcb(pf, true);
1207 dev_warn(&pf->pdev->dev, "Fail to init DCB\n");
1209 /* Forward LLDP packets to default VSI so that they
1210 * are passed up the stack
1212 ice_cfg_sw_lldp(vsi, false, true);
1214 enum ice_status status;
1215 bool dcbx_agent_status;
1217 /* AQ command to start FW LLDP agent will return an
1218 * error if the agent is already started
1220 status = ice_aq_start_lldp(&pf->hw, true, NULL);
1222 dev_warn(&pf->pdev->dev,
1223 "Fail to start LLDP Agent\n");
1225 /* AQ command to start FW DCBX agent will fail if
1226 * the agent is already started
1228 status = ice_aq_start_stop_dcbx(&pf->hw, true,
1232 dev_dbg(&pf->pdev->dev,
1233 "Failed to start FW DCBX\n");
1235 dev_info(&pf->pdev->dev, "FW DCBX agent is %s\n",
1236 dcbx_agent_status ? "ACTIVE" : "DISABLED");
1238 /* Failure to configure MIB change or init DCB is not
1239 * relevant to ethtool. Print notification that
1240 * registration/init failed but do not return error
1243 status = ice_init_pf_dcb(pf, true);
1245 dev_dbg(&pf->pdev->dev, "Fail to init DCB\n");
1247 /* Remove rule to direct LLDP packets to default VSI.
1248 * The FW LLDP engine will now be consuming them.
1250 ice_cfg_sw_lldp(vsi, false, false);
1252 /* Register for MIB change events */
1253 status = ice_cfg_lldp_mib_change(&pf->hw, true);
1255 dev_dbg(&pf->pdev->dev,
1256 "Fail to enable MIB change events\n");
1259 clear_bit(ICE_FLAG_ETHTOOL_CTXT, pf->flags);
1263 static int ice_get_sset_count(struct net_device *netdev, int sset)
1267 /* The number (and order) of strings reported *must* remain
1268 * constant for a given netdevice. This function must not
1269 * report a different number based on run time parameters
1270 * (such as the number of queues in use, or the setting of
1271 * a private ethtool flag). This is due to the nature of the
1272 * ethtool stats API.
1274 * Userspace programs such as ethtool must make 3 separate
1275 * ioctl requests, one for size, one for the strings, and
1276 * finally one for the stats. Since these cross into
1277 * userspace, changes to the number or size could result in
1278 * undefined memory access or incorrect string<->value
1279 * correlations for statistics.
1281 * Even if it appears to be safe, changes to the size or
1282 * order of strings will suffer from race conditions and are
1285 return ICE_ALL_STATS_LEN(netdev);
1287 return ICE_TEST_LEN;
1288 case ETH_SS_PRIV_FLAGS:
1289 return ICE_PRIV_FLAG_ARRAY_SIZE;
1296 ice_get_ethtool_stats(struct net_device *netdev,
1297 struct ethtool_stats __always_unused *stats, u64 *data)
1299 struct ice_netdev_priv *np = netdev_priv(netdev);
1300 struct ice_vsi *vsi = np->vsi;
1301 struct ice_pf *pf = vsi->back;
1302 struct ice_ring *ring;
1307 ice_update_pf_stats(pf);
1308 ice_update_vsi_stats(vsi);
1310 for (j = 0; j < ICE_VSI_STATS_LEN; j++) {
1311 p = (char *)vsi + ice_gstrings_vsi_stats[j].stat_offset;
1312 data[i++] = (ice_gstrings_vsi_stats[j].sizeof_stat ==
1313 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1316 /* populate per queue stats */
1319 ice_for_each_alloc_txq(vsi, j) {
1320 ring = READ_ONCE(vsi->tx_rings[j]);
1322 data[i++] = ring->stats.pkts;
1323 data[i++] = ring->stats.bytes;
1330 ice_for_each_alloc_rxq(vsi, j) {
1331 ring = READ_ONCE(vsi->rx_rings[j]);
1333 data[i++] = ring->stats.pkts;
1334 data[i++] = ring->stats.bytes;
1343 if (vsi->type != ICE_VSI_PF)
1346 for (j = 0; j < ICE_PF_STATS_LEN; j++) {
1347 p = (char *)pf + ice_gstrings_pf_stats[j].stat_offset;
1348 data[i++] = (ice_gstrings_pf_stats[j].sizeof_stat ==
1349 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1352 for (j = 0; j < ICE_MAX_USER_PRIORITY; j++) {
1353 data[i++] = pf->stats.priority_xon_tx[j];
1354 data[i++] = pf->stats.priority_xoff_tx[j];
1357 for (j = 0; j < ICE_MAX_USER_PRIORITY; j++) {
1358 data[i++] = pf->stats.priority_xon_rx[j];
1359 data[i++] = pf->stats.priority_xoff_rx[j];
1364 * ice_phy_type_to_ethtool - convert the phy_types to ethtool link modes
1365 * @netdev: network interface device structure
1366 * @ks: ethtool link ksettings struct to fill out
1369 ice_phy_type_to_ethtool(struct net_device *netdev,
1370 struct ethtool_link_ksettings *ks)
1372 struct ice_netdev_priv *np = netdev_priv(netdev);
1373 struct ice_link_status *hw_link_info;
1374 bool need_add_adv_mode = false;
1375 struct ice_vsi *vsi = np->vsi;
1379 hw_link_info = &vsi->port_info->phy.link_info;
1380 phy_types_low = vsi->port_info->phy.phy_type_low;
1381 phy_types_high = vsi->port_info->phy.phy_type_high;
1383 ethtool_link_ksettings_zero_link_mode(ks, supported);
1384 ethtool_link_ksettings_zero_link_mode(ks, advertising);
1386 if (phy_types_low & ICE_PHY_TYPE_LOW_100BASE_TX ||
1387 phy_types_low & ICE_PHY_TYPE_LOW_100M_SGMII) {
1388 ethtool_link_ksettings_add_link_mode(ks, supported,
1390 if (!hw_link_info->req_speeds ||
1391 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_100MB)
1392 ethtool_link_ksettings_add_link_mode(ks, advertising,
1395 if (phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_T ||
1396 phy_types_low & ICE_PHY_TYPE_LOW_1G_SGMII) {
1397 ethtool_link_ksettings_add_link_mode(ks, supported,
1399 if (!hw_link_info->req_speeds ||
1400 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_1000MB)
1401 ethtool_link_ksettings_add_link_mode(ks, advertising,
1404 if (phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_KX) {
1405 ethtool_link_ksettings_add_link_mode(ks, supported,
1407 if (!hw_link_info->req_speeds ||
1408 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_1000MB)
1409 ethtool_link_ksettings_add_link_mode(ks, advertising,
1412 if (phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_SX ||
1413 phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_LX) {
1414 ethtool_link_ksettings_add_link_mode(ks, supported,
1416 if (!hw_link_info->req_speeds ||
1417 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_1000MB)
1418 ethtool_link_ksettings_add_link_mode(ks, advertising,
1421 if (phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_T) {
1422 ethtool_link_ksettings_add_link_mode(ks, supported,
1424 if (!hw_link_info->req_speeds ||
1425 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_2500MB)
1426 ethtool_link_ksettings_add_link_mode(ks, advertising,
1429 if (phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_X ||
1430 phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_KX) {
1431 ethtool_link_ksettings_add_link_mode(ks, supported,
1433 if (!hw_link_info->req_speeds ||
1434 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_2500MB)
1435 ethtool_link_ksettings_add_link_mode(ks, advertising,
1438 if (phy_types_low & ICE_PHY_TYPE_LOW_5GBASE_T ||
1439 phy_types_low & ICE_PHY_TYPE_LOW_5GBASE_KR) {
1440 ethtool_link_ksettings_add_link_mode(ks, supported,
1442 if (!hw_link_info->req_speeds ||
1443 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_5GB)
1444 ethtool_link_ksettings_add_link_mode(ks, advertising,
1447 if (phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_T ||
1448 phy_types_low & ICE_PHY_TYPE_LOW_10G_SFI_DA ||
1449 phy_types_low & ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC ||
1450 phy_types_low & ICE_PHY_TYPE_LOW_10G_SFI_C2C) {
1451 ethtool_link_ksettings_add_link_mode(ks, supported,
1453 if (!hw_link_info->req_speeds ||
1454 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_10GB)
1455 ethtool_link_ksettings_add_link_mode(ks, advertising,
1458 if (phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_KR_CR1) {
1459 ethtool_link_ksettings_add_link_mode(ks, supported,
1461 if (!hw_link_info->req_speeds ||
1462 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_10GB)
1463 ethtool_link_ksettings_add_link_mode(ks, advertising,
1466 if (phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_SR) {
1467 ethtool_link_ksettings_add_link_mode(ks, supported,
1469 if (!hw_link_info->req_speeds ||
1470 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_10GB)
1471 ethtool_link_ksettings_add_link_mode(ks, advertising,
1474 if (phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_LR) {
1475 ethtool_link_ksettings_add_link_mode(ks, supported,
1477 if (!hw_link_info->req_speeds ||
1478 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_10GB)
1479 ethtool_link_ksettings_add_link_mode(ks, advertising,
1482 if (phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_T ||
1483 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR ||
1484 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR_S ||
1485 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR1 ||
1486 phy_types_low & ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC ||
1487 phy_types_low & ICE_PHY_TYPE_LOW_25G_AUI_C2C) {
1488 ethtool_link_ksettings_add_link_mode(ks, supported,
1490 if (!hw_link_info->req_speeds ||
1491 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_25GB)
1492 ethtool_link_ksettings_add_link_mode(ks, advertising,
1495 if (phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_SR ||
1496 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_LR) {
1497 ethtool_link_ksettings_add_link_mode(ks, supported,
1499 if (!hw_link_info->req_speeds ||
1500 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_25GB)
1501 ethtool_link_ksettings_add_link_mode(ks, advertising,
1504 if (phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR ||
1505 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR_S ||
1506 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR1) {
1507 ethtool_link_ksettings_add_link_mode(ks, supported,
1509 if (!hw_link_info->req_speeds ||
1510 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_25GB)
1511 ethtool_link_ksettings_add_link_mode(ks, advertising,
1514 if (phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_KR4) {
1515 ethtool_link_ksettings_add_link_mode(ks, supported,
1517 if (!hw_link_info->req_speeds ||
1518 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_40GB)
1519 ethtool_link_ksettings_add_link_mode(ks, advertising,
1522 if (phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_CR4 ||
1523 phy_types_low & ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC ||
1524 phy_types_low & ICE_PHY_TYPE_LOW_40G_XLAUI) {
1525 ethtool_link_ksettings_add_link_mode(ks, supported,
1527 if (!hw_link_info->req_speeds ||
1528 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_40GB)
1529 ethtool_link_ksettings_add_link_mode(ks, advertising,
1532 if (phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_SR4) {
1533 ethtool_link_ksettings_add_link_mode(ks, supported,
1535 if (!hw_link_info->req_speeds ||
1536 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_40GB)
1537 ethtool_link_ksettings_add_link_mode(ks, advertising,
1540 if (phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_LR4) {
1541 ethtool_link_ksettings_add_link_mode(ks, supported,
1543 if (!hw_link_info->req_speeds ||
1544 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_40GB)
1545 ethtool_link_ksettings_add_link_mode(ks, advertising,
1548 if (phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_CR2 ||
1549 phy_types_low & ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC ||
1550 phy_types_low & ICE_PHY_TYPE_LOW_50G_LAUI2 ||
1551 phy_types_low & ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC ||
1552 phy_types_low & ICE_PHY_TYPE_LOW_50G_AUI2 ||
1553 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_CP ||
1554 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_SR ||
1555 phy_types_low & ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC ||
1556 phy_types_low & ICE_PHY_TYPE_LOW_50G_AUI1) {
1557 ethtool_link_ksettings_add_link_mode(ks, supported,
1559 if (!hw_link_info->req_speeds ||
1560 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_50GB)
1561 ethtool_link_ksettings_add_link_mode(ks, advertising,
1564 if (phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_KR2 ||
1565 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4) {
1566 ethtool_link_ksettings_add_link_mode(ks, supported,
1568 if (!hw_link_info->req_speeds ||
1569 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_50GB)
1570 ethtool_link_ksettings_add_link_mode(ks, advertising,
1573 if (phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_SR2 ||
1574 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_LR2 ||
1575 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_FR ||
1576 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_LR) {
1577 ethtool_link_ksettings_add_link_mode(ks, supported,
1579 if (!hw_link_info->req_speeds ||
1580 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_50GB)
1581 ethtool_link_ksettings_add_link_mode(ks, advertising,
1584 if (phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_CR4 ||
1585 phy_types_low & ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC ||
1586 phy_types_low & ICE_PHY_TYPE_LOW_100G_CAUI4 ||
1587 phy_types_low & ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC ||
1588 phy_types_low & ICE_PHY_TYPE_LOW_100G_AUI4 ||
1589 phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4 ||
1590 phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_CP2 ||
1591 phy_types_high & ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC ||
1592 phy_types_high & ICE_PHY_TYPE_HIGH_100G_CAUI2 ||
1593 phy_types_high & ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC ||
1594 phy_types_high & ICE_PHY_TYPE_HIGH_100G_AUI2) {
1595 ethtool_link_ksettings_add_link_mode(ks, supported,
1596 100000baseCR4_Full);
1597 if (!hw_link_info->req_speeds ||
1598 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_100GB)
1599 need_add_adv_mode = true;
1601 if (need_add_adv_mode) {
1602 need_add_adv_mode = false;
1603 ethtool_link_ksettings_add_link_mode(ks, advertising,
1604 100000baseCR4_Full);
1606 if (phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_SR4 ||
1607 phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_SR2) {
1608 ethtool_link_ksettings_add_link_mode(ks, supported,
1609 100000baseSR4_Full);
1610 if (!hw_link_info->req_speeds ||
1611 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_100GB)
1612 need_add_adv_mode = true;
1614 if (need_add_adv_mode) {
1615 need_add_adv_mode = false;
1616 ethtool_link_ksettings_add_link_mode(ks, advertising,
1617 100000baseSR4_Full);
1619 if (phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_LR4 ||
1620 phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_DR) {
1621 ethtool_link_ksettings_add_link_mode(ks, supported,
1622 100000baseLR4_ER4_Full);
1623 if (!hw_link_info->req_speeds ||
1624 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_100GB)
1625 need_add_adv_mode = true;
1627 if (need_add_adv_mode) {
1628 need_add_adv_mode = false;
1629 ethtool_link_ksettings_add_link_mode(ks, advertising,
1630 100000baseLR4_ER4_Full);
1632 if (phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_KR4 ||
1633 phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4 ||
1634 phy_types_high & ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4) {
1635 ethtool_link_ksettings_add_link_mode(ks, supported,
1636 100000baseKR4_Full);
1637 if (!hw_link_info->req_speeds ||
1638 hw_link_info->req_speeds & ICE_AQ_LINK_SPEED_100GB)
1639 need_add_adv_mode = true;
1641 if (need_add_adv_mode)
1642 ethtool_link_ksettings_add_link_mode(ks, advertising,
1643 100000baseKR4_Full);
1645 /* Autoneg PHY types */
1646 if (phy_types_low & ICE_PHY_TYPE_LOW_100BASE_TX ||
1647 phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_T ||
1648 phy_types_low & ICE_PHY_TYPE_LOW_1000BASE_KX ||
1649 phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_T ||
1650 phy_types_low & ICE_PHY_TYPE_LOW_2500BASE_KX ||
1651 phy_types_low & ICE_PHY_TYPE_LOW_5GBASE_T ||
1652 phy_types_low & ICE_PHY_TYPE_LOW_5GBASE_KR ||
1653 phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_T ||
1654 phy_types_low & ICE_PHY_TYPE_LOW_10GBASE_KR_CR1 ||
1655 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_T ||
1656 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR ||
1657 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR_S ||
1658 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_CR1 ||
1659 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR ||
1660 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR_S ||
1661 phy_types_low & ICE_PHY_TYPE_LOW_25GBASE_KR1 ||
1662 phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_CR4 ||
1663 phy_types_low & ICE_PHY_TYPE_LOW_40GBASE_KR4) {
1664 ethtool_link_ksettings_add_link_mode(ks, supported,
1666 ethtool_link_ksettings_add_link_mode(ks, advertising,
1669 if (phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_CR2 ||
1670 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_KR2 ||
1671 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_CP ||
1672 phy_types_low & ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4) {
1673 ethtool_link_ksettings_add_link_mode(ks, supported,
1675 ethtool_link_ksettings_add_link_mode(ks, advertising,
1678 if (phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_CR4 ||
1679 phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_KR4 ||
1680 phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4 ||
1681 phy_types_low & ICE_PHY_TYPE_LOW_100GBASE_CP2) {
1682 ethtool_link_ksettings_add_link_mode(ks, supported,
1684 ethtool_link_ksettings_add_link_mode(ks, advertising,
1689 #define TEST_SET_BITS_TIMEOUT 50
1690 #define TEST_SET_BITS_SLEEP_MAX 2000
1691 #define TEST_SET_BITS_SLEEP_MIN 1000
1694 * ice_get_settings_link_up - Get Link settings for when link is up
1695 * @ks: ethtool ksettings to fill in
1696 * @netdev: network interface device structure
1699 ice_get_settings_link_up(struct ethtool_link_ksettings *ks,
1700 struct net_device *netdev)
1702 struct ice_netdev_priv *np = netdev_priv(netdev);
1703 struct ice_port_info *pi = np->vsi->port_info;
1704 struct ethtool_link_ksettings cap_ksettings;
1705 struct ice_link_status *link_info;
1706 struct ice_vsi *vsi = np->vsi;
1707 bool unrecog_phy_high = false;
1708 bool unrecog_phy_low = false;
1710 link_info = &vsi->port_info->phy.link_info;
1712 /* Initialize supported and advertised settings based on PHY settings */
1713 switch (link_info->phy_type_low) {
1714 case ICE_PHY_TYPE_LOW_100BASE_TX:
1715 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1716 ethtool_link_ksettings_add_link_mode(ks, supported,
1718 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1719 ethtool_link_ksettings_add_link_mode(ks, advertising,
1722 case ICE_PHY_TYPE_LOW_100M_SGMII:
1723 ethtool_link_ksettings_add_link_mode(ks, supported,
1726 case ICE_PHY_TYPE_LOW_1000BASE_T:
1727 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1728 ethtool_link_ksettings_add_link_mode(ks, supported,
1730 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1731 ethtool_link_ksettings_add_link_mode(ks, advertising,
1734 case ICE_PHY_TYPE_LOW_1G_SGMII:
1735 ethtool_link_ksettings_add_link_mode(ks, supported,
1738 case ICE_PHY_TYPE_LOW_1000BASE_SX:
1739 case ICE_PHY_TYPE_LOW_1000BASE_LX:
1740 ethtool_link_ksettings_add_link_mode(ks, supported,
1743 case ICE_PHY_TYPE_LOW_1000BASE_KX:
1744 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1745 ethtool_link_ksettings_add_link_mode(ks, supported,
1747 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1748 ethtool_link_ksettings_add_link_mode(ks, advertising,
1751 case ICE_PHY_TYPE_LOW_2500BASE_T:
1752 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1753 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1754 ethtool_link_ksettings_add_link_mode(ks, supported,
1756 ethtool_link_ksettings_add_link_mode(ks, advertising,
1759 case ICE_PHY_TYPE_LOW_2500BASE_X:
1760 ethtool_link_ksettings_add_link_mode(ks, supported,
1763 case ICE_PHY_TYPE_LOW_2500BASE_KX:
1764 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1765 ethtool_link_ksettings_add_link_mode(ks, supported,
1767 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1768 ethtool_link_ksettings_add_link_mode(ks, advertising,
1771 case ICE_PHY_TYPE_LOW_5GBASE_T:
1772 case ICE_PHY_TYPE_LOW_5GBASE_KR:
1773 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1774 ethtool_link_ksettings_add_link_mode(ks, supported,
1776 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1777 ethtool_link_ksettings_add_link_mode(ks, advertising,
1780 case ICE_PHY_TYPE_LOW_10GBASE_T:
1781 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1782 ethtool_link_ksettings_add_link_mode(ks, supported,
1784 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1785 ethtool_link_ksettings_add_link_mode(ks, advertising,
1788 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
1789 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
1790 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
1791 ethtool_link_ksettings_add_link_mode(ks, supported,
1794 case ICE_PHY_TYPE_LOW_10GBASE_SR:
1795 ethtool_link_ksettings_add_link_mode(ks, supported,
1798 case ICE_PHY_TYPE_LOW_10GBASE_LR:
1799 ethtool_link_ksettings_add_link_mode(ks, supported,
1802 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
1803 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1804 ethtool_link_ksettings_add_link_mode(ks, supported,
1806 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1807 ethtool_link_ksettings_add_link_mode(ks, advertising,
1810 case ICE_PHY_TYPE_LOW_25GBASE_T:
1811 case ICE_PHY_TYPE_LOW_25GBASE_CR:
1812 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
1813 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
1814 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1815 ethtool_link_ksettings_add_link_mode(ks, supported,
1817 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1818 ethtool_link_ksettings_add_link_mode(ks, advertising,
1821 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
1822 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
1823 ethtool_link_ksettings_add_link_mode(ks, supported,
1826 case ICE_PHY_TYPE_LOW_25GBASE_SR:
1827 case ICE_PHY_TYPE_LOW_25GBASE_LR:
1828 ethtool_link_ksettings_add_link_mode(ks, supported,
1831 case ICE_PHY_TYPE_LOW_25GBASE_KR:
1832 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
1833 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
1834 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1835 ethtool_link_ksettings_add_link_mode(ks, supported,
1837 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1838 ethtool_link_ksettings_add_link_mode(ks, advertising,
1841 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
1842 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1843 ethtool_link_ksettings_add_link_mode(ks, supported,
1845 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1846 ethtool_link_ksettings_add_link_mode(ks, advertising,
1849 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
1850 case ICE_PHY_TYPE_LOW_40G_XLAUI:
1851 ethtool_link_ksettings_add_link_mode(ks, supported,
1854 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
1855 ethtool_link_ksettings_add_link_mode(ks, supported,
1858 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
1859 ethtool_link_ksettings_add_link_mode(ks, supported,
1862 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
1863 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1864 ethtool_link_ksettings_add_link_mode(ks, supported,
1866 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1867 ethtool_link_ksettings_add_link_mode(ks, advertising,
1870 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
1871 case ICE_PHY_TYPE_LOW_50GBASE_CP:
1872 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1873 ethtool_link_ksettings_add_link_mode(ks, supported,
1875 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1876 ethtool_link_ksettings_add_link_mode(ks, advertising,
1879 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC:
1880 case ICE_PHY_TYPE_LOW_50G_LAUI2:
1881 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC:
1882 case ICE_PHY_TYPE_LOW_50G_AUI2:
1883 case ICE_PHY_TYPE_LOW_50GBASE_SR:
1884 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC:
1885 case ICE_PHY_TYPE_LOW_50G_AUI1:
1886 ethtool_link_ksettings_add_link_mode(ks, supported,
1889 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
1890 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
1891 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1892 ethtool_link_ksettings_add_link_mode(ks, supported,
1894 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1895 ethtool_link_ksettings_add_link_mode(ks, advertising,
1898 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
1899 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
1900 case ICE_PHY_TYPE_LOW_50GBASE_FR:
1901 case ICE_PHY_TYPE_LOW_50GBASE_LR:
1902 ethtool_link_ksettings_add_link_mode(ks, supported,
1905 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
1906 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1907 ethtool_link_ksettings_add_link_mode(ks, supported,
1908 100000baseCR4_Full);
1909 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1910 ethtool_link_ksettings_add_link_mode(ks, advertising,
1911 100000baseCR4_Full);
1913 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC:
1914 case ICE_PHY_TYPE_LOW_100G_CAUI4:
1915 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC:
1916 case ICE_PHY_TYPE_LOW_100G_AUI4:
1917 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
1918 ethtool_link_ksettings_add_link_mode(ks, supported,
1919 100000baseCR4_Full);
1921 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
1922 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1923 ethtool_link_ksettings_add_link_mode(ks, supported,
1924 100000baseCR4_Full);
1925 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1926 ethtool_link_ksettings_add_link_mode(ks, advertising,
1927 100000baseCR4_Full);
1929 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
1930 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
1931 ethtool_link_ksettings_add_link_mode(ks, supported,
1932 100000baseSR4_Full);
1934 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
1935 case ICE_PHY_TYPE_LOW_100GBASE_DR:
1936 ethtool_link_ksettings_add_link_mode(ks, supported,
1937 100000baseLR4_ER4_Full);
1939 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
1940 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
1941 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1942 ethtool_link_ksettings_add_link_mode(ks, supported,
1943 100000baseKR4_Full);
1944 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1945 ethtool_link_ksettings_add_link_mode(ks, advertising,
1946 100000baseKR4_Full);
1949 unrecog_phy_low = true;
1952 switch (link_info->phy_type_high) {
1953 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
1954 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
1955 ethtool_link_ksettings_add_link_mode(ks, supported,
1956 100000baseKR4_Full);
1957 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
1958 ethtool_link_ksettings_add_link_mode(ks, advertising,
1959 100000baseKR4_Full);
1961 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC:
1962 case ICE_PHY_TYPE_HIGH_100G_CAUI2:
1963 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC:
1964 case ICE_PHY_TYPE_HIGH_100G_AUI2:
1965 ethtool_link_ksettings_add_link_mode(ks, supported,
1966 100000baseCR4_Full);
1969 unrecog_phy_high = true;
1972 if (unrecog_phy_low && unrecog_phy_high) {
1973 /* if we got here and link is up something bad is afoot */
1975 "WARNING: Unrecognized PHY_Low (0x%llx).\n",
1976 (u64)link_info->phy_type_low);
1978 "WARNING: Unrecognized PHY_High (0x%llx).\n",
1979 (u64)link_info->phy_type_high);
1982 /* Now that we've worked out everything that could be supported by the
1983 * current PHY type, get what is supported by the NVM and intersect
1984 * them to get what is truly supported
1986 memset(&cap_ksettings, 0, sizeof(cap_ksettings));
1987 ice_phy_type_to_ethtool(netdev, &cap_ksettings);
1988 ethtool_intersect_link_masks(ks, &cap_ksettings);
1990 switch (link_info->link_speed) {
1991 case ICE_AQ_LINK_SPEED_100GB:
1992 ks->base.speed = SPEED_100000;
1994 case ICE_AQ_LINK_SPEED_50GB:
1995 ks->base.speed = SPEED_50000;
1997 case ICE_AQ_LINK_SPEED_40GB:
1998 ks->base.speed = SPEED_40000;
2000 case ICE_AQ_LINK_SPEED_25GB:
2001 ks->base.speed = SPEED_25000;
2003 case ICE_AQ_LINK_SPEED_20GB:
2004 ks->base.speed = SPEED_20000;
2006 case ICE_AQ_LINK_SPEED_10GB:
2007 ks->base.speed = SPEED_10000;
2009 case ICE_AQ_LINK_SPEED_5GB:
2010 ks->base.speed = SPEED_5000;
2012 case ICE_AQ_LINK_SPEED_2500MB:
2013 ks->base.speed = SPEED_2500;
2015 case ICE_AQ_LINK_SPEED_1000MB:
2016 ks->base.speed = SPEED_1000;
2018 case ICE_AQ_LINK_SPEED_100MB:
2019 ks->base.speed = SPEED_100;
2023 "WARNING: Unrecognized link_speed (0x%x).\n",
2024 link_info->link_speed);
2027 ks->base.duplex = DUPLEX_FULL;
2029 if (link_info->an_info & ICE_AQ_AN_COMPLETED)
2030 ethtool_link_ksettings_add_link_mode(ks, lp_advertising,
2033 /* Set flow control negotiated Rx/Tx pause */
2034 switch (pi->fc.current_mode) {
2036 ethtool_link_ksettings_add_link_mode(ks, lp_advertising, Pause);
2038 case ICE_FC_TX_PAUSE:
2039 ethtool_link_ksettings_add_link_mode(ks, lp_advertising, Pause);
2040 ethtool_link_ksettings_add_link_mode(ks, lp_advertising,
2043 case ICE_FC_RX_PAUSE:
2044 ethtool_link_ksettings_add_link_mode(ks, lp_advertising,
2050 ethtool_link_ksettings_del_link_mode(ks, lp_advertising, Pause);
2051 ethtool_link_ksettings_del_link_mode(ks, lp_advertising,
2058 * ice_get_settings_link_down - Get the Link settings when link is down
2059 * @ks: ethtool ksettings to fill in
2060 * @netdev: network interface device structure
2062 * Reports link settings that can be determined when link is down
2065 ice_get_settings_link_down(struct ethtool_link_ksettings *ks,
2066 struct net_device *netdev)
2068 /* link is down and the driver needs to fall back on
2069 * supported PHY types to figure out what info to display
2071 ice_phy_type_to_ethtool(netdev, ks);
2073 /* With no link, speed and duplex are unknown */
2074 ks->base.speed = SPEED_UNKNOWN;
2075 ks->base.duplex = DUPLEX_UNKNOWN;
2079 * ice_get_link_ksettings - Get Link Speed and Duplex settings
2080 * @netdev: network interface device structure
2081 * @ks: ethtool ksettings
2083 * Reports speed/duplex settings based on media_type
2086 ice_get_link_ksettings(struct net_device *netdev,
2087 struct ethtool_link_ksettings *ks)
2089 struct ice_netdev_priv *np = netdev_priv(netdev);
2090 struct ice_aqc_get_phy_caps_data *caps;
2091 struct ice_link_status *hw_link_info;
2092 struct ice_vsi *vsi = np->vsi;
2093 enum ice_status status;
2096 ethtool_link_ksettings_zero_link_mode(ks, supported);
2097 ethtool_link_ksettings_zero_link_mode(ks, advertising);
2098 ethtool_link_ksettings_zero_link_mode(ks, lp_advertising);
2099 hw_link_info = &vsi->port_info->phy.link_info;
2101 /* set speed and duplex */
2102 if (hw_link_info->link_info & ICE_AQ_LINK_UP)
2103 ice_get_settings_link_up(ks, netdev);
2105 ice_get_settings_link_down(ks, netdev);
2107 /* set autoneg settings */
2108 ks->base.autoneg = (hw_link_info->an_info & ICE_AQ_AN_COMPLETED) ?
2109 AUTONEG_ENABLE : AUTONEG_DISABLE;
2111 /* set media type settings */
2112 switch (vsi->port_info->phy.media_type) {
2113 case ICE_MEDIA_FIBER:
2114 ethtool_link_ksettings_add_link_mode(ks, supported, FIBRE);
2115 ks->base.port = PORT_FIBRE;
2117 case ICE_MEDIA_BASET:
2118 ethtool_link_ksettings_add_link_mode(ks, supported, TP);
2119 ethtool_link_ksettings_add_link_mode(ks, advertising, TP);
2120 ks->base.port = PORT_TP;
2122 case ICE_MEDIA_BACKPLANE:
2123 ethtool_link_ksettings_add_link_mode(ks, supported, Autoneg);
2124 ethtool_link_ksettings_add_link_mode(ks, supported, Backplane);
2125 ethtool_link_ksettings_add_link_mode(ks, advertising, Autoneg);
2126 ethtool_link_ksettings_add_link_mode(ks, advertising,
2128 ks->base.port = PORT_NONE;
2131 ethtool_link_ksettings_add_link_mode(ks, supported, FIBRE);
2132 ethtool_link_ksettings_add_link_mode(ks, advertising, FIBRE);
2133 ks->base.port = PORT_DA;
2136 ks->base.port = PORT_OTHER;
2140 /* flow control is symmetric and always supported */
2141 ethtool_link_ksettings_add_link_mode(ks, supported, Pause);
2143 caps = devm_kzalloc(&vsi->back->pdev->dev, sizeof(*caps), GFP_KERNEL);
2147 status = ice_aq_get_phy_caps(vsi->port_info, false,
2148 ICE_AQC_REPORT_SW_CFG, caps, NULL);
2154 /* Set the advertised flow control based on the PHY capability */
2155 if ((caps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) &&
2156 (caps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)) {
2157 ethtool_link_ksettings_add_link_mode(ks, advertising, Pause);
2158 ethtool_link_ksettings_add_link_mode(ks, advertising,
2160 } else if (caps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) {
2161 ethtool_link_ksettings_add_link_mode(ks, advertising,
2163 } else if (caps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE) {
2164 ethtool_link_ksettings_add_link_mode(ks, advertising, Pause);
2165 ethtool_link_ksettings_add_link_mode(ks, advertising,
2168 ethtool_link_ksettings_del_link_mode(ks, advertising, Pause);
2169 ethtool_link_ksettings_del_link_mode(ks, advertising,
2173 /* Set advertised FEC modes based on PHY capability */
2174 ethtool_link_ksettings_add_link_mode(ks, advertising, FEC_NONE);
2176 if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ ||
2177 caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_REQ)
2178 ethtool_link_ksettings_add_link_mode(ks, advertising,
2180 if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_528_REQ ||
2181 caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_544_REQ)
2182 ethtool_link_ksettings_add_link_mode(ks, advertising, FEC_RS);
2184 status = ice_aq_get_phy_caps(vsi->port_info, false,
2185 ICE_AQC_REPORT_TOPO_CAP, caps, NULL);
2191 /* Set supported FEC modes based on PHY capability */
2192 ethtool_link_ksettings_add_link_mode(ks, supported, FEC_NONE);
2194 if (caps->link_fec_options & ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN ||
2195 caps->link_fec_options & ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN)
2196 ethtool_link_ksettings_add_link_mode(ks, supported, FEC_BASER);
2197 if (caps->link_fec_options & ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN)
2198 ethtool_link_ksettings_add_link_mode(ks, supported, FEC_RS);
2201 devm_kfree(&vsi->back->pdev->dev, caps);
2206 * ice_ksettings_find_adv_link_speed - Find advertising link speed
2207 * @ks: ethtool ksettings
2210 ice_ksettings_find_adv_link_speed(const struct ethtool_link_ksettings *ks)
2212 u16 adv_link_speed = 0;
2214 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2216 adv_link_speed |= ICE_AQ_LINK_SPEED_100MB;
2217 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2219 adv_link_speed |= ICE_AQ_LINK_SPEED_1000MB;
2220 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2222 ethtool_link_ksettings_test_link_mode(ks, advertising,
2224 adv_link_speed |= ICE_AQ_LINK_SPEED_1000MB;
2225 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2227 adv_link_speed |= ICE_AQ_LINK_SPEED_2500MB;
2228 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2230 adv_link_speed |= ICE_AQ_LINK_SPEED_2500MB;
2231 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2233 adv_link_speed |= ICE_AQ_LINK_SPEED_5GB;
2234 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2236 ethtool_link_ksettings_test_link_mode(ks, advertising,
2238 adv_link_speed |= ICE_AQ_LINK_SPEED_10GB;
2239 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2240 10000baseSR_Full) ||
2241 ethtool_link_ksettings_test_link_mode(ks, advertising,
2243 adv_link_speed |= ICE_AQ_LINK_SPEED_10GB;
2244 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2245 25000baseCR_Full) ||
2246 ethtool_link_ksettings_test_link_mode(ks, advertising,
2247 25000baseSR_Full) ||
2248 ethtool_link_ksettings_test_link_mode(ks, advertising,
2250 adv_link_speed |= ICE_AQ_LINK_SPEED_25GB;
2251 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2252 40000baseCR4_Full) ||
2253 ethtool_link_ksettings_test_link_mode(ks, advertising,
2254 40000baseSR4_Full) ||
2255 ethtool_link_ksettings_test_link_mode(ks, advertising,
2256 40000baseLR4_Full) ||
2257 ethtool_link_ksettings_test_link_mode(ks, advertising,
2259 adv_link_speed |= ICE_AQ_LINK_SPEED_40GB;
2260 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2261 50000baseCR2_Full) ||
2262 ethtool_link_ksettings_test_link_mode(ks, advertising,
2264 adv_link_speed |= ICE_AQ_LINK_SPEED_50GB;
2265 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2267 adv_link_speed |= ICE_AQ_LINK_SPEED_50GB;
2268 if (ethtool_link_ksettings_test_link_mode(ks, advertising,
2269 100000baseCR4_Full) ||
2270 ethtool_link_ksettings_test_link_mode(ks, advertising,
2271 100000baseSR4_Full) ||
2272 ethtool_link_ksettings_test_link_mode(ks, advertising,
2273 100000baseLR4_ER4_Full) ||
2274 ethtool_link_ksettings_test_link_mode(ks, advertising,
2275 100000baseKR4_Full))
2276 adv_link_speed |= ICE_AQ_LINK_SPEED_100GB;
2278 return adv_link_speed;
2284 * @ks: ethtool_link_ksettings
2285 * @config: configuration that will be sent down to FW
2286 * @autoneg_enabled: autonegotiation is enabled or not
2287 * @autoneg_changed: will there a change in autonegotiation
2288 * @netdev: network interface device structure
2290 * Setup PHY autonegotiation feature
2293 ice_setup_autoneg(struct ice_port_info *p, struct ethtool_link_ksettings *ks,
2294 struct ice_aqc_set_phy_cfg_data *config,
2295 u8 autoneg_enabled, u8 *autoneg_changed,
2296 struct net_device *netdev)
2300 *autoneg_changed = 0;
2303 if (autoneg_enabled == AUTONEG_ENABLE) {
2304 /* If autoneg was not already enabled */
2305 if (!(p->phy.link_info.an_info & ICE_AQ_AN_COMPLETED)) {
2306 /* If autoneg is not supported, return error */
2307 if (!ethtool_link_ksettings_test_link_mode(ks,
2310 netdev_info(netdev, "Autoneg not supported on this phy.\n");
2313 /* Autoneg is allowed to change */
2314 config->caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2315 *autoneg_changed = 1;
2319 /* If autoneg is currently enabled */
2320 if (p->phy.link_info.an_info & ICE_AQ_AN_COMPLETED) {
2321 /* If autoneg is supported 10GBASE_T is the only PHY
2322 * that can disable it, so otherwise return error
2324 if (ethtool_link_ksettings_test_link_mode(ks,
2327 netdev_info(netdev, "Autoneg cannot be disabled on this phy\n");
2330 /* Autoneg is allowed to change */
2331 config->caps &= ~ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2332 *autoneg_changed = 1;
2341 * ice_set_link_ksettings - Set Speed and Duplex
2342 * @netdev: network interface device structure
2343 * @ks: ethtool ksettings
2345 * Set speed/duplex per media_types advertised/forced
2348 ice_set_link_ksettings(struct net_device *netdev,
2349 const struct ethtool_link_ksettings *ks)
2351 u8 autoneg, timeout = TEST_SET_BITS_TIMEOUT, lport = 0;
2352 struct ice_netdev_priv *np = netdev_priv(netdev);
2353 struct ethtool_link_ksettings safe_ks, copy_ks;
2354 struct ice_aqc_get_phy_caps_data *abilities;
2355 u16 adv_link_speed, curr_link_speed, idx;
2356 struct ice_aqc_set_phy_cfg_data config;
2357 struct ice_pf *pf = np->vsi->back;
2358 struct ice_port_info *p;
2359 u8 autoneg_changed = 0;
2360 enum ice_status status;
2366 p = np->vsi->port_info;
2371 /* Check if this is LAN VSI */
2372 ice_for_each_vsi(pf, idx)
2373 if (pf->vsi[idx]->type == ICE_VSI_PF) {
2374 if (np->vsi != pf->vsi[idx])
2379 if (p->phy.media_type != ICE_MEDIA_BASET &&
2380 p->phy.media_type != ICE_MEDIA_FIBER &&
2381 p->phy.media_type != ICE_MEDIA_BACKPLANE &&
2382 p->phy.media_type != ICE_MEDIA_DA &&
2383 p->phy.link_info.link_info & ICE_AQ_LINK_UP)
2386 /* copy the ksettings to copy_ks to avoid modifying the original */
2387 memcpy(©_ks, ks, sizeof(copy_ks));
2389 /* save autoneg out of ksettings */
2390 autoneg = copy_ks.base.autoneg;
2392 memset(&safe_ks, 0, sizeof(safe_ks));
2394 /* Get link modes supported by hardware.*/
2395 ice_phy_type_to_ethtool(netdev, &safe_ks);
2397 /* and check against modes requested by user.
2398 * Return an error if unsupported mode was set.
2400 if (!bitmap_subset(copy_ks.link_modes.advertising,
2401 safe_ks.link_modes.supported,
2402 __ETHTOOL_LINK_MODE_MASK_NBITS))
2405 /* get our own copy of the bits to check against */
2406 memset(&safe_ks, 0, sizeof(safe_ks));
2407 safe_ks.base.cmd = copy_ks.base.cmd;
2408 safe_ks.base.link_mode_masks_nwords =
2409 copy_ks.base.link_mode_masks_nwords;
2410 ice_get_link_ksettings(netdev, &safe_ks);
2412 /* set autoneg back to what it currently is */
2413 copy_ks.base.autoneg = safe_ks.base.autoneg;
2414 /* we don't compare the speed */
2415 copy_ks.base.speed = safe_ks.base.speed;
2417 /* If copy_ks.base and safe_ks.base are not the same now, then they are
2418 * trying to set something that we do not support.
2420 if (memcmp(©_ks.base, &safe_ks.base, sizeof(copy_ks.base)))
2423 while (test_and_set_bit(__ICE_CFG_BUSY, pf->state)) {
2427 usleep_range(TEST_SET_BITS_SLEEP_MIN, TEST_SET_BITS_SLEEP_MAX);
2430 abilities = devm_kzalloc(&pf->pdev->dev, sizeof(*abilities),
2435 /* Get the current PHY config */
2436 status = ice_aq_get_phy_caps(p, false, ICE_AQC_REPORT_SW_CFG, abilities,
2443 /* Copy abilities to config in case autoneg is not set below */
2444 memset(&config, 0, sizeof(config));
2445 config.caps = abilities->caps & ~ICE_AQC_PHY_AN_MODE;
2446 if (abilities->caps & ICE_AQC_PHY_AN_MODE)
2447 config.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2450 err = ice_setup_autoneg(p, &safe_ks, &config, autoneg, &autoneg_changed,
2456 /* Call to get the current link speed */
2457 p->phy.get_link_info = true;
2458 status = ice_get_link_status(p, &linkup);
2464 curr_link_speed = p->phy.link_info.link_speed;
2465 adv_link_speed = ice_ksettings_find_adv_link_speed(ks);
2467 /* If speed didn't get set, set it to what it currently is.
2468 * This is needed because if advertise is 0 (as it is when autoneg
2469 * is disabled) then speed won't get set.
2471 if (!adv_link_speed)
2472 adv_link_speed = curr_link_speed;
2474 /* Convert the advertise link speeds to their corresponded PHY_TYPE */
2475 ice_update_phy_type(&phy_type_low, &phy_type_high, adv_link_speed);
2477 if (!autoneg_changed && adv_link_speed == curr_link_speed) {
2478 netdev_info(netdev, "Nothing changed, exiting without setting anything.\n");
2482 /* copy over the rest of the abilities */
2483 config.low_power_ctrl = abilities->low_power_ctrl;
2484 config.eee_cap = abilities->eee_cap;
2485 config.eeer_value = abilities->eeer_value;
2486 config.link_fec_opt = abilities->link_fec_options;
2488 /* save the requested speeds */
2489 p->phy.link_info.req_speeds = adv_link_speed;
2491 /* set link and auto negotiation so changes take effect */
2492 config.caps |= ICE_AQ_PHY_ENA_LINK;
2494 if (phy_type_low || phy_type_high) {
2495 config.phy_type_high = cpu_to_le64(phy_type_high) &
2496 abilities->phy_type_high;
2497 config.phy_type_low = cpu_to_le64(phy_type_low) &
2498 abilities->phy_type_low;
2501 netdev_info(netdev, "Nothing changed. No PHY_TYPE is corresponded to advertised link speed.\n");
2505 /* If link is up put link down */
2506 if (p->phy.link_info.link_info & ICE_AQ_LINK_UP) {
2507 /* Tell the OS link is going down, the link will go
2508 * back up when fw says it is ready asynchronously
2510 ice_print_link_msg(np->vsi, false);
2511 netif_carrier_off(netdev);
2512 netif_tx_stop_all_queues(netdev);
2515 /* make the aq call */
2516 status = ice_aq_set_phy_cfg(&pf->hw, lport, &config, NULL);
2518 netdev_info(netdev, "Set phy config failed,\n");
2523 devm_kfree(&pf->pdev->dev, abilities);
2524 clear_bit(__ICE_CFG_BUSY, pf->state);
2530 * ice_get_rxnfc - command to get Rx flow classification rules
2531 * @netdev: network interface device structure
2532 * @cmd: ethtool rxnfc command
2533 * @rule_locs: buffer to rturn Rx flow classification rules
2535 * Returns Success if the command is supported.
2538 ice_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
2539 u32 __always_unused *rule_locs)
2541 struct ice_netdev_priv *np = netdev_priv(netdev);
2542 struct ice_vsi *vsi = np->vsi;
2543 int ret = -EOPNOTSUPP;
2546 case ETHTOOL_GRXRINGS:
2547 cmd->data = vsi->rss_size;
2558 ice_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
2560 struct ice_netdev_priv *np = netdev_priv(netdev);
2561 struct ice_vsi *vsi = np->vsi;
2563 ring->rx_max_pending = ICE_MAX_NUM_DESC;
2564 ring->tx_max_pending = ICE_MAX_NUM_DESC;
2565 ring->rx_pending = vsi->rx_rings[0]->count;
2566 ring->tx_pending = vsi->tx_rings[0]->count;
2568 /* Rx mini and jumbo rings are not supported */
2569 ring->rx_mini_max_pending = 0;
2570 ring->rx_jumbo_max_pending = 0;
2571 ring->rx_mini_pending = 0;
2572 ring->rx_jumbo_pending = 0;
2576 ice_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
2578 struct ice_ring *tx_rings = NULL, *rx_rings = NULL;
2579 struct ice_netdev_priv *np = netdev_priv(netdev);
2580 struct ice_vsi *vsi = np->vsi;
2581 struct ice_pf *pf = vsi->back;
2582 int i, timeout = 50, err = 0;
2583 u32 new_rx_cnt, new_tx_cnt;
2585 if (ring->tx_pending > ICE_MAX_NUM_DESC ||
2586 ring->tx_pending < ICE_MIN_NUM_DESC ||
2587 ring->rx_pending > ICE_MAX_NUM_DESC ||
2588 ring->rx_pending < ICE_MIN_NUM_DESC) {
2589 netdev_err(netdev, "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d] (increment %d)\n",
2590 ring->tx_pending, ring->rx_pending,
2591 ICE_MIN_NUM_DESC, ICE_MAX_NUM_DESC,
2592 ICE_REQ_DESC_MULTIPLE);
2596 new_tx_cnt = ALIGN(ring->tx_pending, ICE_REQ_DESC_MULTIPLE);
2597 if (new_tx_cnt != ring->tx_pending)
2599 "Requested Tx descriptor count rounded up to %d\n",
2601 new_rx_cnt = ALIGN(ring->rx_pending, ICE_REQ_DESC_MULTIPLE);
2602 if (new_rx_cnt != ring->rx_pending)
2604 "Requested Rx descriptor count rounded up to %d\n",
2607 /* if nothing to do return success */
2608 if (new_tx_cnt == vsi->tx_rings[0]->count &&
2609 new_rx_cnt == vsi->rx_rings[0]->count) {
2610 netdev_dbg(netdev, "Nothing to change, descriptor count is same as requested\n");
2614 while (test_and_set_bit(__ICE_CFG_BUSY, pf->state)) {
2618 usleep_range(1000, 2000);
2621 /* set for the next time the netdev is started */
2622 if (!netif_running(vsi->netdev)) {
2623 for (i = 0; i < vsi->alloc_txq; i++)
2624 vsi->tx_rings[i]->count = new_tx_cnt;
2625 for (i = 0; i < vsi->alloc_rxq; i++)
2626 vsi->rx_rings[i]->count = new_rx_cnt;
2627 netdev_dbg(netdev, "Link is down, descriptor count change happens when link is brought up\n");
2631 if (new_tx_cnt == vsi->tx_rings[0]->count)
2634 /* alloc updated Tx resources */
2635 netdev_info(netdev, "Changing Tx descriptor count from %d to %d\n",
2636 vsi->tx_rings[0]->count, new_tx_cnt);
2638 tx_rings = devm_kcalloc(&pf->pdev->dev, vsi->alloc_txq,
2639 sizeof(*tx_rings), GFP_KERNEL);
2645 for (i = 0; i < vsi->alloc_txq; i++) {
2646 /* clone ring and setup updated count */
2647 tx_rings[i] = *vsi->tx_rings[i];
2648 tx_rings[i].count = new_tx_cnt;
2649 tx_rings[i].desc = NULL;
2650 tx_rings[i].tx_buf = NULL;
2651 err = ice_setup_tx_ring(&tx_rings[i]);
2655 ice_clean_tx_ring(&tx_rings[i]);
2657 devm_kfree(&pf->pdev->dev, tx_rings);
2663 if (new_rx_cnt == vsi->rx_rings[0]->count)
2666 /* alloc updated Rx resources */
2667 netdev_info(netdev, "Changing Rx descriptor count from %d to %d\n",
2668 vsi->rx_rings[0]->count, new_rx_cnt);
2670 rx_rings = devm_kcalloc(&pf->pdev->dev, vsi->alloc_rxq,
2671 sizeof(*rx_rings), GFP_KERNEL);
2677 for (i = 0; i < vsi->alloc_rxq; i++) {
2678 /* clone ring and setup updated count */
2679 rx_rings[i] = *vsi->rx_rings[i];
2680 rx_rings[i].count = new_rx_cnt;
2681 rx_rings[i].desc = NULL;
2682 rx_rings[i].rx_buf = NULL;
2683 /* this is to allow wr32 to have something to write to
2684 * during early allocation of Rx buffers
2686 rx_rings[i].tail = vsi->back->hw.hw_addr + PRTGEN_STATUS;
2688 err = ice_setup_rx_ring(&rx_rings[i]);
2692 /* allocate Rx buffers */
2693 err = ice_alloc_rx_bufs(&rx_rings[i],
2694 ICE_DESC_UNUSED(&rx_rings[i]));
2699 ice_free_rx_ring(&rx_rings[i]);
2701 devm_kfree(&pf->pdev->dev, rx_rings);
2708 /* Bring interface down, copy in the new ring info, then restore the
2709 * interface. if VSI is up, bring it down and then back up
2711 if (!test_and_set_bit(__ICE_DOWN, vsi->state)) {
2715 for (i = 0; i < vsi->alloc_txq; i++) {
2716 ice_free_tx_ring(vsi->tx_rings[i]);
2717 *vsi->tx_rings[i] = tx_rings[i];
2719 devm_kfree(&pf->pdev->dev, tx_rings);
2723 for (i = 0; i < vsi->alloc_rxq; i++) {
2724 ice_free_rx_ring(vsi->rx_rings[i]);
2725 /* copy the real tail offset */
2726 rx_rings[i].tail = vsi->rx_rings[i]->tail;
2727 /* this is to fake out the allocation routine
2728 * into thinking it has to realloc everything
2729 * but the recycling logic will let us re-use
2730 * the buffers allocated above
2732 rx_rings[i].next_to_use = 0;
2733 rx_rings[i].next_to_clean = 0;
2734 rx_rings[i].next_to_alloc = 0;
2735 *vsi->rx_rings[i] = rx_rings[i];
2737 devm_kfree(&pf->pdev->dev, rx_rings);
2745 /* error cleanup if the Rx allocations failed after getting Tx */
2747 for (i = 0; i < vsi->alloc_txq; i++)
2748 ice_free_tx_ring(&tx_rings[i]);
2749 devm_kfree(&pf->pdev->dev, tx_rings);
2753 clear_bit(__ICE_CFG_BUSY, pf->state);
2757 static int ice_nway_reset(struct net_device *netdev)
2759 /* restart autonegotiation */
2760 struct ice_netdev_priv *np = netdev_priv(netdev);
2761 struct ice_vsi *vsi = np->vsi;
2762 struct ice_port_info *pi;
2763 enum ice_status status;
2765 pi = vsi->port_info;
2766 /* If VSI state is up, then restart autoneg with link up */
2767 if (!test_bit(__ICE_DOWN, vsi->back->state))
2768 status = ice_aq_set_link_restart_an(pi, true, NULL);
2770 status = ice_aq_set_link_restart_an(pi, false, NULL);
2773 netdev_info(netdev, "link restart failed, err %d aq_err %d\n",
2774 status, pi->hw->adminq.sq_last_status);
2782 * ice_get_pauseparam - Get Flow Control status
2783 * @netdev: network interface device structure
2784 * @pause: ethernet pause (flow control) parameters
2786 * Get requested flow control status from PHY capability.
2787 * If autoneg is true, then ethtool will send the ETHTOOL_GSET ioctl which
2788 * is handled by ice_get_link_ksettings. ice_get_link_ksettings will report
2789 * the negotiated Rx/Tx pause via lp_advertising.
2792 ice_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause)
2794 struct ice_netdev_priv *np = netdev_priv(netdev);
2795 struct ice_port_info *pi = np->vsi->port_info;
2796 struct ice_aqc_get_phy_caps_data *pcaps;
2797 struct ice_vsi *vsi = np->vsi;
2798 struct ice_dcbx_cfg *dcbx_cfg;
2799 enum ice_status status;
2801 /* Initialize pause params */
2802 pause->rx_pause = 0;
2803 pause->tx_pause = 0;
2805 dcbx_cfg = &pi->local_dcbx_cfg;
2807 pcaps = devm_kzalloc(&vsi->back->pdev->dev, sizeof(*pcaps),
2812 /* Get current PHY config */
2813 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG, pcaps,
2818 pause->autoneg = ((pcaps->caps & ICE_AQC_PHY_AN_MODE) ?
2819 AUTONEG_ENABLE : AUTONEG_DISABLE);
2821 if (dcbx_cfg->pfc.pfcena)
2822 /* PFC enabled so report LFC as off */
2825 if (pcaps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE)
2826 pause->tx_pause = 1;
2827 if (pcaps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)
2828 pause->rx_pause = 1;
2831 devm_kfree(&vsi->back->pdev->dev, pcaps);
2835 * ice_set_pauseparam - Set Flow Control parameter
2836 * @netdev: network interface device structure
2837 * @pause: return Tx/Rx flow control status
2840 ice_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause)
2842 struct ice_netdev_priv *np = netdev_priv(netdev);
2843 struct ice_aqc_get_phy_caps_data *pcaps;
2844 struct ice_link_status *hw_link_info;
2845 struct ice_pf *pf = np->vsi->back;
2846 struct ice_dcbx_cfg *dcbx_cfg;
2847 struct ice_vsi *vsi = np->vsi;
2848 struct ice_hw *hw = &pf->hw;
2849 struct ice_port_info *pi;
2850 enum ice_status status;
2856 pi = vsi->port_info;
2857 hw_link_info = &pi->phy.link_info;
2858 dcbx_cfg = &pi->local_dcbx_cfg;
2859 link_up = hw_link_info->link_info & ICE_AQ_LINK_UP;
2861 /* Changing the port's flow control is not supported if this isn't the
2864 if (vsi->type != ICE_VSI_PF) {
2865 netdev_info(netdev, "Changing flow control parameters only supported for PF VSI\n");
2869 /* Get pause param reports configured and negotiated flow control pause
2870 * when ETHTOOL_GLINKSETTINGS is defined. Since ETHTOOL_GLINKSETTINGS is
2871 * defined get pause param pause->autoneg reports SW configured setting,
2872 * so compare pause->autoneg with SW configured to prevent the user from
2873 * using set pause param to chance autoneg.
2875 pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL);
2879 /* Get current PHY config */
2880 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG, pcaps,
2887 is_an = ((pcaps->caps & ICE_AQC_PHY_AN_MODE) ?
2888 AUTONEG_ENABLE : AUTONEG_DISABLE);
2892 if (pause->autoneg != is_an) {
2893 netdev_info(netdev, "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n");
2897 /* If we have link and don't have autoneg */
2898 if (!test_bit(__ICE_DOWN, pf->state) &&
2899 !(hw_link_info->an_info & ICE_AQ_AN_COMPLETED)) {
2900 /* Send message that it might not necessarily work*/
2901 netdev_info(netdev, "Autoneg did not complete so changing settings may not result in an actual change.\n");
2904 if (dcbx_cfg->pfc.pfcena) {
2905 netdev_info(netdev, "Priority flow control enabled. Cannot set link flow control.\n");
2908 if (pause->rx_pause && pause->tx_pause)
2909 pi->fc.req_mode = ICE_FC_FULL;
2910 else if (pause->rx_pause && !pause->tx_pause)
2911 pi->fc.req_mode = ICE_FC_RX_PAUSE;
2912 else if (!pause->rx_pause && pause->tx_pause)
2913 pi->fc.req_mode = ICE_FC_TX_PAUSE;
2914 else if (!pause->rx_pause && !pause->tx_pause)
2915 pi->fc.req_mode = ICE_FC_NONE;
2919 /* Set the FC mode and only restart AN if link is up */
2920 status = ice_set_fc(pi, &aq_failures, link_up);
2922 if (aq_failures & ICE_SET_FC_AQ_FAIL_GET) {
2923 netdev_info(netdev, "Set fc failed on the get_phy_capabilities call with err %d aq_err %d\n",
2924 status, hw->adminq.sq_last_status);
2926 } else if (aq_failures & ICE_SET_FC_AQ_FAIL_SET) {
2927 netdev_info(netdev, "Set fc failed on the set_phy_config call with err %d aq_err %d\n",
2928 status, hw->adminq.sq_last_status);
2930 } else if (aq_failures & ICE_SET_FC_AQ_FAIL_UPDATE) {
2931 netdev_info(netdev, "Set fc failed on the get_link_info call with err %d aq_err %d\n",
2932 status, hw->adminq.sq_last_status);
2936 if (!test_bit(__ICE_DOWN, pf->state)) {
2937 /* Give it a little more time to try to come back. If still
2938 * down, restart autoneg link or reinitialize the interface.
2941 if (!test_bit(__ICE_DOWN, pf->state))
2942 return ice_nway_reset(netdev);
2952 * ice_get_rxfh_key_size - get the RSS hash key size
2953 * @netdev: network interface device structure
2955 * Returns the table size.
2957 static u32 ice_get_rxfh_key_size(struct net_device __always_unused *netdev)
2959 return ICE_VSIQF_HKEY_ARRAY_SIZE;
2963 * ice_get_rxfh_indir_size - get the Rx flow hash indirection table size
2964 * @netdev: network interface device structure
2966 * Returns the table size.
2968 static u32 ice_get_rxfh_indir_size(struct net_device *netdev)
2970 struct ice_netdev_priv *np = netdev_priv(netdev);
2972 return np->vsi->rss_table_size;
2976 * ice_get_rxfh - get the Rx flow hash indirection table
2977 * @netdev: network interface device structure
2978 * @indir: indirection table
2980 * @hfunc: hash function
2982 * Reads the indirection table directly from the hardware.
2985 ice_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
2987 struct ice_netdev_priv *np = netdev_priv(netdev);
2988 struct ice_vsi *vsi = np->vsi;
2989 struct ice_pf *pf = vsi->back;
2994 *hfunc = ETH_RSS_HASH_TOP;
2999 if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) {
3000 /* RSS not supported return error here */
3001 netdev_warn(netdev, "RSS is not configured on this VSI!\n");
3005 lut = devm_kzalloc(&pf->pdev->dev, vsi->rss_table_size, GFP_KERNEL);
3009 if (ice_get_rss(vsi, key, lut, vsi->rss_table_size)) {
3014 for (i = 0; i < vsi->rss_table_size; i++)
3015 indir[i] = (u32)(lut[i]);
3018 devm_kfree(&pf->pdev->dev, lut);
3023 * ice_set_rxfh - set the Rx flow hash indirection table
3024 * @netdev: network interface device structure
3025 * @indir: indirection table
3027 * @hfunc: hash function
3029 * Returns -EINVAL if the table specifies an invalid queue ID, otherwise
3030 * returns 0 after programming the table.
3033 ice_set_rxfh(struct net_device *netdev, const u32 *indir, const u8 *key,
3036 struct ice_netdev_priv *np = netdev_priv(netdev);
3037 struct ice_vsi *vsi = np->vsi;
3038 struct ice_pf *pf = vsi->back;
3041 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
3044 if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) {
3045 /* RSS not supported return error here */
3046 netdev_warn(netdev, "RSS is not configured on this VSI!\n");
3051 if (!vsi->rss_hkey_user) {
3052 vsi->rss_hkey_user =
3053 devm_kzalloc(&pf->pdev->dev,
3054 ICE_VSIQF_HKEY_ARRAY_SIZE,
3056 if (!vsi->rss_hkey_user)
3059 memcpy(vsi->rss_hkey_user, key, ICE_VSIQF_HKEY_ARRAY_SIZE);
3060 seed = vsi->rss_hkey_user;
3063 if (!vsi->rss_lut_user) {
3064 vsi->rss_lut_user = devm_kzalloc(&pf->pdev->dev,
3065 vsi->rss_table_size,
3067 if (!vsi->rss_lut_user)
3071 /* Each 32 bits pointed by 'indir' is stored with a lut entry */
3075 for (i = 0; i < vsi->rss_table_size; i++)
3076 vsi->rss_lut_user[i] = (u8)(indir[i]);
3078 ice_fill_rss_lut(vsi->rss_lut_user, vsi->rss_table_size,
3082 if (ice_set_rss(vsi, seed, vsi->rss_lut_user, vsi->rss_table_size))
3088 enum ice_container_type {
3094 * ice_get_rc_coalesce - get ITR values for specific ring container
3095 * @ec: ethtool structure to fill with driver's coalesce settings
3096 * @c_type: container type, Rx or Tx
3097 * @rc: ring container that the ITR values will come from
3099 * Query the device for ice_ring_container specific ITR values. This is
3100 * done per ice_ring_container because each q_vector can have 1 or more rings
3101 * and all of said ring(s) will have the same ITR values.
3103 * Returns 0 on success, negative otherwise.
3106 ice_get_rc_coalesce(struct ethtool_coalesce *ec, enum ice_container_type c_type,
3107 struct ice_ring_container *rc)
3114 pf = rc->ring->vsi->back;
3117 case ICE_RX_CONTAINER:
3118 ec->use_adaptive_rx_coalesce = ITR_IS_DYNAMIC(rc->itr_setting);
3119 ec->rx_coalesce_usecs = rc->itr_setting & ~ICE_ITR_DYNAMIC;
3120 ec->rx_coalesce_usecs_high = rc->ring->q_vector->intrl;
3122 case ICE_TX_CONTAINER:
3123 ec->use_adaptive_tx_coalesce = ITR_IS_DYNAMIC(rc->itr_setting);
3124 ec->tx_coalesce_usecs = rc->itr_setting & ~ICE_ITR_DYNAMIC;
3127 dev_dbg(&pf->pdev->dev, "Invalid c_type %d\n", c_type);
3135 * ice_get_q_coalesce - get a queue's ITR/INTRL (coalesce) settings
3136 * @vsi: VSI associated to the queue for getting ITR/INTRL (coalesce) settings
3137 * @ec: coalesce settings to program the device with
3138 * @q_num: update ITR/INTRL (coalesce) settings for this queue number/index
3140 * Return 0 on success, and negative under the following conditions:
3141 * 1. Getting Tx or Rx ITR/INTRL (coalesce) settings failed.
3142 * 2. The q_num passed in is not a valid number/index for Tx and Rx rings.
3145 ice_get_q_coalesce(struct ice_vsi *vsi, struct ethtool_coalesce *ec, int q_num)
3147 if (q_num < vsi->num_rxq && q_num < vsi->num_txq) {
3148 if (ice_get_rc_coalesce(ec, ICE_RX_CONTAINER,
3149 &vsi->rx_rings[q_num]->q_vector->rx))
3151 if (ice_get_rc_coalesce(ec, ICE_TX_CONTAINER,
3152 &vsi->tx_rings[q_num]->q_vector->tx))
3154 } else if (q_num < vsi->num_rxq) {
3155 if (ice_get_rc_coalesce(ec, ICE_RX_CONTAINER,
3156 &vsi->rx_rings[q_num]->q_vector->rx))
3158 } else if (q_num < vsi->num_txq) {
3159 if (ice_get_rc_coalesce(ec, ICE_TX_CONTAINER,
3160 &vsi->tx_rings[q_num]->q_vector->tx))
3170 * __ice_get_coalesce - get ITR/INTRL values for the device
3171 * @netdev: pointer to the netdev associated with this query
3172 * @ec: ethtool structure to fill with driver's coalesce settings
3173 * @q_num: queue number to get the coalesce settings for
3175 * If the caller passes in a negative q_num then we return coalesce settings
3176 * based on queue number 0, else use the actual q_num passed in.
3179 __ice_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec,
3182 struct ice_netdev_priv *np = netdev_priv(netdev);
3183 struct ice_vsi *vsi = np->vsi;
3188 if (ice_get_q_coalesce(vsi, ec, q_num))
3195 ice_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec)
3197 return __ice_get_coalesce(netdev, ec, -1);
3201 ice_get_per_q_coalesce(struct net_device *netdev, u32 q_num,
3202 struct ethtool_coalesce *ec)
3204 return __ice_get_coalesce(netdev, ec, q_num);
3208 * ice_set_rc_coalesce - set ITR values for specific ring container
3209 * @c_type: container type, Rx or Tx
3210 * @ec: ethtool structure from user to update ITR settings
3211 * @rc: ring container that the ITR values will come from
3212 * @vsi: VSI associated to the ring container
3214 * Set specific ITR values. This is done per ice_ring_container because each
3215 * q_vector can have 1 or more rings and all of said ring(s) will have the same
3218 * Returns 0 on success, negative otherwise.
3221 ice_set_rc_coalesce(enum ice_container_type c_type, struct ethtool_coalesce *ec,
3222 struct ice_ring_container *rc, struct ice_vsi *vsi)
3224 const char *c_type_str = (c_type == ICE_RX_CONTAINER) ? "rx" : "tx";
3225 u32 use_adaptive_coalesce, coalesce_usecs;
3226 struct ice_pf *pf = vsi->back;
3233 case ICE_RX_CONTAINER:
3234 if (ec->rx_coalesce_usecs_high > ICE_MAX_INTRL ||
3235 (ec->rx_coalesce_usecs_high &&
3236 ec->rx_coalesce_usecs_high < pf->hw.intrl_gran)) {
3237 netdev_info(vsi->netdev,
3238 "Invalid value, %s-usecs-high valid values are 0 (disabled), %d-%d\n",
3239 c_type_str, pf->hw.intrl_gran,
3243 if (ec->rx_coalesce_usecs_high != rc->ring->q_vector->intrl) {
3244 rc->ring->q_vector->intrl = ec->rx_coalesce_usecs_high;
3245 wr32(&pf->hw, GLINT_RATE(rc->ring->q_vector->reg_idx),
3246 ice_intrl_usec_to_reg(ec->rx_coalesce_usecs_high,
3247 pf->hw.intrl_gran));
3250 use_adaptive_coalesce = ec->use_adaptive_rx_coalesce;
3251 coalesce_usecs = ec->rx_coalesce_usecs;
3254 case ICE_TX_CONTAINER:
3255 if (ec->tx_coalesce_usecs_high) {
3256 netdev_info(vsi->netdev,
3257 "setting %s-usecs-high is not supported\n",
3262 use_adaptive_coalesce = ec->use_adaptive_tx_coalesce;
3263 coalesce_usecs = ec->tx_coalesce_usecs;
3267 dev_dbg(&pf->pdev->dev, "Invalid container type %d\n", c_type);
3271 itr_setting = rc->itr_setting & ~ICE_ITR_DYNAMIC;
3272 if (coalesce_usecs != itr_setting && use_adaptive_coalesce) {
3273 netdev_info(vsi->netdev,
3274 "%s interrupt throttling cannot be changed if adaptive-%s is enabled\n",
3275 c_type_str, c_type_str);
3279 if (coalesce_usecs > ICE_ITR_MAX) {
3280 netdev_info(vsi->netdev,
3281 "Invalid value, %s-usecs range is 0-%d\n",
3282 c_type_str, ICE_ITR_MAX);
3286 /* hardware only supports an ITR granularity of 2us */
3287 if (coalesce_usecs % 2 != 0) {
3288 netdev_info(vsi->netdev,
3289 "Invalid value, %s-usecs must be even\n",
3294 if (use_adaptive_coalesce) {
3295 rc->itr_setting |= ICE_ITR_DYNAMIC;
3297 /* store user facing value how it was set */
3298 rc->itr_setting = coalesce_usecs;
3299 /* set to static and convert to value HW understands */
3301 ITR_TO_REG(ITR_REG_ALIGN(rc->itr_setting));
3308 * ice_set_q_coalesce - set a queue's ITR/INTRL (coalesce) settings
3309 * @vsi: VSI associated to the queue that need updating
3310 * @ec: coalesce settings to program the device with
3311 * @q_num: update ITR/INTRL (coalesce) settings for this queue number/index
3313 * Return 0 on success, and negative under the following conditions:
3314 * 1. Setting Tx or Rx ITR/INTRL (coalesce) settings failed.
3315 * 2. The q_num passed in is not a valid number/index for Tx and Rx rings.
3318 ice_set_q_coalesce(struct ice_vsi *vsi, struct ethtool_coalesce *ec, int q_num)
3320 if (q_num < vsi->num_rxq && q_num < vsi->num_txq) {
3321 if (ice_set_rc_coalesce(ICE_RX_CONTAINER, ec,
3322 &vsi->rx_rings[q_num]->q_vector->rx,
3326 if (ice_set_rc_coalesce(ICE_TX_CONTAINER, ec,
3327 &vsi->tx_rings[q_num]->q_vector->tx,
3330 } else if (q_num < vsi->num_rxq) {
3331 if (ice_set_rc_coalesce(ICE_RX_CONTAINER, ec,
3332 &vsi->rx_rings[q_num]->q_vector->rx,
3335 } else if (q_num < vsi->num_txq) {
3336 if (ice_set_rc_coalesce(ICE_TX_CONTAINER, ec,
3337 &vsi->tx_rings[q_num]->q_vector->tx,
3348 * __ice_set_coalesce - set ITR/INTRL values for the device
3349 * @netdev: pointer to the netdev associated with this query
3350 * @ec: ethtool structure to fill with driver's coalesce settings
3351 * @q_num: queue number to get the coalesce settings for
3353 * If the caller passes in a negative q_num then we set the coalesce settings
3354 * for all Tx/Rx queues, else use the actual q_num passed in.
3357 __ice_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec,
3360 struct ice_netdev_priv *np = netdev_priv(netdev);
3361 struct ice_vsi *vsi = np->vsi;
3366 ice_for_each_q_vector(vsi, v_idx) {
3367 /* In some cases if DCB is configured the num_[rx|tx]q
3368 * can be less than vsi->num_q_vectors. This check
3369 * accounts for that so we don't report a false failure
3371 if (v_idx >= vsi->num_rxq && v_idx >= vsi->num_txq)
3374 if (ice_set_q_coalesce(vsi, ec, v_idx))
3380 if (ice_set_q_coalesce(vsi, ec, q_num))
3389 ice_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec)
3391 return __ice_set_coalesce(netdev, ec, -1);
3395 ice_set_per_q_coalesce(struct net_device *netdev, u32 q_num,
3396 struct ethtool_coalesce *ec)
3398 return __ice_set_coalesce(netdev, ec, q_num);
3401 static const struct ethtool_ops ice_ethtool_ops = {
3402 .get_link_ksettings = ice_get_link_ksettings,
3403 .set_link_ksettings = ice_set_link_ksettings,
3404 .get_drvinfo = ice_get_drvinfo,
3405 .get_regs_len = ice_get_regs_len,
3406 .get_regs = ice_get_regs,
3407 .get_msglevel = ice_get_msglevel,
3408 .set_msglevel = ice_set_msglevel,
3409 .self_test = ice_self_test,
3410 .get_link = ethtool_op_get_link,
3411 .get_eeprom_len = ice_get_eeprom_len,
3412 .get_eeprom = ice_get_eeprom,
3413 .get_coalesce = ice_get_coalesce,
3414 .set_coalesce = ice_set_coalesce,
3415 .get_strings = ice_get_strings,
3416 .set_phys_id = ice_set_phys_id,
3417 .get_ethtool_stats = ice_get_ethtool_stats,
3418 .get_priv_flags = ice_get_priv_flags,
3419 .set_priv_flags = ice_set_priv_flags,
3420 .get_sset_count = ice_get_sset_count,
3421 .get_rxnfc = ice_get_rxnfc,
3422 .get_ringparam = ice_get_ringparam,
3423 .set_ringparam = ice_set_ringparam,
3424 .nway_reset = ice_nway_reset,
3425 .get_pauseparam = ice_get_pauseparam,
3426 .set_pauseparam = ice_set_pauseparam,
3427 .get_rxfh_key_size = ice_get_rxfh_key_size,
3428 .get_rxfh_indir_size = ice_get_rxfh_indir_size,
3429 .get_rxfh = ice_get_rxfh,
3430 .set_rxfh = ice_set_rxfh,
3431 .get_ts_info = ethtool_op_get_ts_info,
3432 .get_per_queue_coalesce = ice_get_per_q_coalesce,
3433 .set_per_queue_coalesce = ice_set_per_q_coalesce,
3434 .get_fecparam = ice_get_fecparam,
3435 .set_fecparam = ice_set_fecparam,
3438 static const struct ethtool_ops ice_ethtool_safe_mode_ops = {
3439 .get_link_ksettings = ice_get_link_ksettings,
3440 .set_link_ksettings = ice_set_link_ksettings,
3441 .get_drvinfo = ice_get_drvinfo,
3442 .get_regs_len = ice_get_regs_len,
3443 .get_regs = ice_get_regs,
3444 .get_msglevel = ice_get_msglevel,
3445 .set_msglevel = ice_set_msglevel,
3446 .get_eeprom_len = ice_get_eeprom_len,
3447 .get_eeprom = ice_get_eeprom,
3448 .get_strings = ice_get_strings,
3449 .get_ethtool_stats = ice_get_ethtool_stats,
3450 .get_sset_count = ice_get_sset_count,
3451 .get_ringparam = ice_get_ringparam,
3452 .set_ringparam = ice_set_ringparam,
3453 .nway_reset = ice_nway_reset,
3457 * ice_set_ethtool_safe_mode_ops - setup safe mode ethtool ops
3458 * @netdev: network interface device structure
3460 void ice_set_ethtool_safe_mode_ops(struct net_device *netdev)
3462 netdev->ethtool_ops = &ice_ethtool_safe_mode_ops;
3466 * ice_set_ethtool_ops - setup netdev ethtool ops
3467 * @netdev: network interface device structure
3469 * setup netdev ethtool ops with ice specific ops
3471 void ice_set_ethtool_ops(struct net_device *netdev)
3473 netdev->ethtool_ops = &ice_ethtool_ops;