2 * Copyright (c) 2014-2015 Hisilicon Limited.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
10 #include <linux/etherdevice.h>
11 #include <linux/interrupt.h>
12 #include <linux/module.h>
13 #include <linux/platform_device.h>
16 #define HNS_PHY_PAGE_MDIX 0
17 #define HNS_PHY_PAGE_LED 3
18 #define HNS_PHY_PAGE_COPPER 0
20 #define HNS_PHY_PAGE_REG 22 /* Page Selection Reg. */
21 #define HNS_PHY_CSC_REG 16 /* Copper Specific Control Register */
22 #define HNS_PHY_CSS_REG 17 /* Copper Specific Status Register */
23 #define HNS_LED_FC_REG 16 /* LED Function Control Reg. */
24 #define HNS_LED_PC_REG 17 /* LED Polarity Control Reg. */
26 #define HNS_LED_FORCE_ON 9
27 #define HNS_LED_FORCE_OFF 8
29 #define HNS_CHIP_VERSION 660
30 #define HNS_NET_STATS_CNT 26
32 #define PHY_MDIX_CTRL_S (5)
33 #define PHY_MDIX_CTRL_M (3 << PHY_MDIX_CTRL_S)
35 #define PHY_MDIX_STATUS_B (6)
36 #define PHY_SPEED_DUP_RESOLVE_B (11)
39 *hns_nic_get_link - get current link status
41 *retuen 0 - success , negative --fail
43 static u32 hns_nic_get_link(struct net_device *net_dev)
45 struct hns_nic_priv *priv = netdev_priv(net_dev);
46 u32 link_stat = priv->link;
47 struct hnae_handle *h;
51 if (net_dev->phydev) {
52 if (!genphy_read_status(net_dev->phydev))
53 link_stat = net_dev->phydev->link;
58 if (h->dev && h->dev->ops && h->dev->ops->get_status)
59 link_stat = link_stat && h->dev->ops->get_status(h);
66 static void hns_get_mdix_mode(struct net_device *net_dev,
67 struct ethtool_link_ksettings *cmd)
69 int mdix_ctrl, mdix, retval, is_resolved;
70 struct phy_device *phy_dev = net_dev->phydev;
72 if (!phy_dev || !phy_dev->mdio.bus) {
73 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
74 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
78 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX);
80 retval = phy_read(phy_dev, HNS_PHY_CSC_REG);
81 mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S);
83 retval = phy_read(phy_dev, HNS_PHY_CSS_REG);
84 mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B);
85 is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B);
87 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
91 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI;
94 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_X;
97 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
100 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
105 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
107 cmd->base.eth_tp_mdix = ETH_TP_MDI_X;
109 cmd->base.eth_tp_mdix = ETH_TP_MDI;
113 *hns_nic_get_link_ksettings - implement ethtool get link ksettings
114 *@net_dev: net_device
115 *@cmd: ethtool_link_ksettings
116 *retuen 0 - success , negative --fail
118 static int hns_nic_get_link_ksettings(struct net_device *net_dev,
119 struct ethtool_link_ksettings *cmd)
121 struct hns_nic_priv *priv = netdev_priv(net_dev);
122 struct hnae_handle *h;
127 u32 supported, advertising;
129 if (!priv || !priv->ae_handle)
133 if (!h->dev || !h->dev->ops || !h->dev->ops->get_info)
136 ret = h->dev->ops->get_info(h, NULL, &speed, &duplex);
138 netdev_err(net_dev, "%s get_info error!\n", __func__);
142 ethtool_convert_link_mode_to_legacy_u32(&supported,
143 cmd->link_modes.supported);
144 ethtool_convert_link_mode_to_legacy_u32(&advertising,
145 cmd->link_modes.advertising);
147 /* When there is no phy, autoneg is off. */
148 cmd->base.autoneg = false;
149 cmd->base.speed = speed;
150 cmd->base.duplex = duplex;
153 phy_ethtool_ksettings_get(net_dev->phydev, cmd);
155 link_stat = hns_nic_get_link(net_dev);
157 cmd->base.speed = (u32)SPEED_UNKNOWN;
158 cmd->base.duplex = DUPLEX_UNKNOWN;
161 if (cmd->base.autoneg)
162 advertising |= ADVERTISED_Autoneg;
164 supported |= h->if_support;
165 if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
166 supported |= SUPPORTED_TP;
167 advertising |= ADVERTISED_1000baseT_Full;
168 } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
169 supported |= SUPPORTED_FIBRE;
170 advertising |= ADVERTISED_10000baseKR_Full;
173 switch (h->media_type) {
174 case HNAE_MEDIA_TYPE_FIBER:
175 cmd->base.port = PORT_FIBRE;
177 case HNAE_MEDIA_TYPE_COPPER:
178 cmd->base.port = PORT_TP;
180 case HNAE_MEDIA_TYPE_UNKNOWN:
185 if (!(AE_IS_VER1(priv->enet_ver) && h->port_type == HNAE_PORT_DEBUG))
186 supported |= SUPPORTED_Pause;
188 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
190 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
193 cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22;
194 hns_get_mdix_mode(net_dev, cmd);
200 *hns_nic_set_link_settings - implement ethtool set link ksettings
201 *@net_dev: net_device
202 *@cmd: ethtool_link_ksettings
203 *retuen 0 - success , negative --fail
205 static int hns_nic_set_link_ksettings(struct net_device *net_dev,
206 const struct ethtool_link_ksettings *cmd)
208 struct hns_nic_priv *priv = netdev_priv(net_dev);
209 struct hnae_handle *h;
212 if (!netif_running(net_dev))
215 if (!priv || !priv->ae_handle || !priv->ae_handle->dev ||
216 !priv->ae_handle->dev->ops)
220 speed = cmd->base.speed;
222 if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
223 if (cmd->base.autoneg == AUTONEG_ENABLE ||
224 speed != SPEED_10000 ||
225 cmd->base.duplex != DUPLEX_FULL)
227 } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
228 if (!net_dev->phydev && cmd->base.autoneg == AUTONEG_ENABLE)
231 if (speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
234 return phy_ethtool_ksettings_set(net_dev->phydev, cmd);
236 if ((speed != SPEED_10 && speed != SPEED_100 &&
237 speed != SPEED_1000) || (cmd->base.duplex != DUPLEX_HALF &&
238 cmd->base.duplex != DUPLEX_FULL))
241 netdev_err(net_dev, "Not supported!");
245 if (h->dev->ops->adjust_link) {
246 h->dev->ops->adjust_link(h, (int)speed, cmd->base.duplex);
250 netdev_err(net_dev, "Not supported!");
254 static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = {
256 "Serdes Loopback test",
260 static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en)
265 /* Doing phy loopback in offline state, phy resuming is
266 * needed to power up the device.
268 err = phy_resume(phy_dev);
272 err = phy_loopback(phy_dev, true);
274 err = phy_loopback(phy_dev, false);
278 err = phy_suspend(phy_dev);
285 static int __lb_setup(struct net_device *ndev,
289 struct hns_nic_priv *priv = netdev_priv(ndev);
290 struct phy_device *phy_dev = ndev->phydev;
291 struct hnae_handle *h = priv->ae_handle;
294 case MAC_INTERNALLOOP_PHY:
295 ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
297 ret = h->dev->ops->set_loopback(h, loop, 0x1);
299 case MAC_INTERNALLOOP_MAC:
300 if ((h->dev->ops->set_loopback) &&
301 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
302 ret = h->dev->ops->set_loopback(h, loop, 0x1);
304 case MAC_INTERNALLOOP_SERDES:
305 if (h->dev->ops->set_loopback)
306 ret = h->dev->ops->set_loopback(h, loop, 0x1);
308 case MAC_LOOP_PHY_NONE:
309 ret = hns_nic_config_phy_loopback(phy_dev, 0x0);
312 if (!ret && h->dev->ops->set_loopback) {
313 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
314 ret = h->dev->ops->set_loopback(h,
315 MAC_INTERNALLOOP_MAC, 0x0);
318 ret = h->dev->ops->set_loopback(h,
319 MAC_INTERNALLOOP_SERDES, 0x0);
328 if (loop == MAC_LOOP_NONE)
329 h->dev->ops->set_promisc_mode(
330 h, ndev->flags & IFF_PROMISC);
332 h->dev->ops->set_promisc_mode(h, 1);
337 static int __lb_up(struct net_device *ndev,
338 enum hnae_loop loop_mode)
340 struct hns_nic_priv *priv = netdev_priv(ndev);
341 struct hnae_handle *h = priv->ae_handle;
345 hns_nic_net_reset(ndev);
347 ret = __lb_setup(ndev, loop_mode);
353 ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
357 /* link adjust duplex*/
358 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
364 h->dev->ops->adjust_link(h, speed, duplex);
369 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
372 struct net_device *ndev;
373 struct hns_nic_priv *priv;
374 struct hnae_ring *ring;
375 struct netdev_queue *dev_queue;
376 struct sk_buff *new_skb;
377 unsigned int frame_size;
380 char buff[33]; /* 32B data and the last character '\0' */
382 if (!ring_data) { /* Just for doing create frame*/
384 priv = netdev_priv(ndev);
386 frame_size = skb->len;
387 memset(skb->data, 0xFF, frame_size);
388 if ((!AE_IS_VER1(priv->enet_ver)) &&
389 (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
390 memcpy(skb->data, ndev->dev_addr, 6);
391 skb->data[5] += 0x1f;
395 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
396 memset(&skb->data[frame_size / 2 + 10], 0xBE,
397 frame_size / 2 - 11);
398 memset(&skb->data[frame_size / 2 + 12], 0xAF,
399 frame_size / 2 - 13);
403 ring = ring_data->ring;
404 ndev = ring_data->napi.dev;
405 if (is_tx_ring(ring)) { /* for tx queue reset*/
406 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
407 netdev_tx_reset_queue(dev_queue);
411 frame_size = skb->len;
414 new_skb = skb_copy(skb, GFP_ATOMIC);
415 dev_kfree_skb_any(skb);
419 if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
420 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
421 (*(skb->data + frame_size / 2 + 12) == 0xAF))
426 ndev->stats.rx_packets++;
427 ndev->stats.rx_bytes += skb->len;
429 ndev->stats.rx_frame_errors++;
430 for (i = 0; i < skb->len; i++) {
431 snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
432 "%02x", *(skb->data + i));
433 if ((i % 16 == 15) || (i == skb->len - 1))
434 pr_info("%s\n", buff);
437 dev_kfree_skb_any(skb);
440 static int __lb_clean_rings(struct hns_nic_priv *priv,
441 int ringid0, int ringid1, int budget)
444 struct hns_nic_ring_data *ring_data;
445 struct net_device *ndev = priv->netdev;
446 unsigned long rx_packets = ndev->stats.rx_packets;
447 unsigned long rx_bytes = ndev->stats.rx_bytes;
448 unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
450 for (i = ringid0; i <= ringid1; i++) {
451 ring_data = &priv->ring_data[i];
452 (void)ring_data->poll_one(ring_data,
453 budget, __lb_other_process);
455 ret = (int)(ndev->stats.rx_packets - rx_packets);
456 ndev->stats.rx_packets = rx_packets;
457 ndev->stats.rx_bytes = rx_bytes;
458 ndev->stats.rx_frame_errors = rx_frame_errors;
463 * nic_run_loopback_test - run loopback test
464 * @nic_dev: net device
465 * @loopback_type: loopback type
467 static int __lb_run_test(struct net_device *ndev,
468 enum hnae_loop loop_mode)
470 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
471 #define NIC_LB_TEST_RING_ID 0
472 #define NIC_LB_TEST_FRAME_SIZE 128
473 /* nic loopback test err */
474 #define NIC_LB_TEST_NO_MEM_ERR 1
475 #define NIC_LB_TEST_TX_CNT_ERR 2
476 #define NIC_LB_TEST_RX_CNT_ERR 3
477 #define NIC_LB_TEST_RX_PKG_ERR 4
478 struct hns_nic_priv *priv = netdev_priv(ndev);
479 struct hnae_handle *h = priv->ae_handle;
480 int i, j, lc, good_cnt, ret_val = 0;
482 netdev_tx_t tx_ret_val;
485 size = NIC_LB_TEST_FRAME_SIZE;
486 /* allocate test skb */
487 skb = alloc_skb(size, GFP_KERNEL);
489 return NIC_LB_TEST_NO_MEM_ERR;
491 /* place data into test skb */
492 (void)skb_put(skb, size);
494 __lb_other_process(NULL, skb);
495 skb->queue_mapping = NIC_LB_TEST_RING_ID;
498 for (j = 0; j < lc; j++) {
499 /* reset count of good packets */
501 /* place 64 packets on the transmit queue*/
502 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
505 tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
507 &tx_ring_data(priv, skb->queue_mapping));
508 if (tx_ret_val == NETDEV_TX_OK)
513 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
514 ret_val = NIC_LB_TEST_TX_CNT_ERR;
515 dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
516 hns_nic_test_strs[loop_mode], good_cnt,
517 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
521 /* allow 100 milliseconds for packets to go from Tx to Rx */
524 good_cnt = __lb_clean_rings(priv,
525 h->q_num, h->q_num * 2 - 1,
526 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
527 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
528 ret_val = NIC_LB_TEST_RX_CNT_ERR;
529 dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
530 hns_nic_test_strs[loop_mode], good_cnt,
531 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
534 (void)__lb_clean_rings(priv,
535 NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
536 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
539 /* free the original skb */
545 static int __lb_down(struct net_device *ndev, enum hnae_loop loop)
547 struct hns_nic_priv *priv = netdev_priv(ndev);
548 struct hnae_handle *h = priv->ae_handle;
551 if (loop == MAC_INTERNALLOOP_PHY)
552 ret = __lb_setup(ndev, MAC_LOOP_PHY_NONE);
554 ret = __lb_setup(ndev, MAC_LOOP_NONE);
556 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
560 if (h->dev->ops->stop)
561 h->dev->ops->stop(h);
563 usleep_range(10000, 20000);
564 (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
566 hns_nic_net_reset(ndev);
572 * hns_nic_self_test - self test
574 * @eth_test: test cmd
577 static void hns_nic_self_test(struct net_device *ndev,
578 struct ethtool_test *eth_test, u64 *data)
580 struct hns_nic_priv *priv = netdev_priv(ndev);
581 bool if_running = netif_running(ndev);
582 #define SELF_TEST_TPYE_NUM 3
583 int st_param[SELF_TEST_TPYE_NUM][2];
587 st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
588 st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
589 st_param[1][0] = MAC_INTERNALLOOP_SERDES;
590 st_param[1][1] = 1; /*serdes must exist*/
591 st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
592 st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
593 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
595 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
596 set_bit(NIC_STATE_TESTING, &priv->state);
601 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
603 continue; /* NEXT testing */
605 data[test_index] = __lb_up(ndev,
606 (enum hnae_loop)st_param[i][0]);
607 if (!data[test_index]) {
608 data[test_index] = __lb_run_test(
609 ndev, (enum hnae_loop)st_param[i][0]);
610 (void)__lb_down(ndev,
611 (enum hnae_loop)st_param[i][0]);
614 if (data[test_index])
615 eth_test->flags |= ETH_TEST_FL_FAILED;
620 hns_nic_net_reset(priv->netdev);
622 clear_bit(NIC_STATE_TESTING, &priv->state);
625 (void)dev_open(ndev);
627 /* Online tests aren't run; pass by default */
629 (void)msleep_interruptible(4 * 1000);
633 * hns_nic_get_drvinfo - get net driver info
635 * @drvinfo: driver info
637 static void hns_nic_get_drvinfo(struct net_device *net_dev,
638 struct ethtool_drvinfo *drvinfo)
640 struct hns_nic_priv *priv = netdev_priv(net_dev);
642 strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
643 sizeof(drvinfo->version));
644 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
646 strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
647 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
649 strncpy(drvinfo->bus_info, priv->dev->bus->name,
650 sizeof(drvinfo->bus_info));
651 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
653 strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
654 drvinfo->eedump_len = 0;
658 * hns_get_ringparam - get ring parameter
660 * @param: ethtool parameter
662 static void hns_get_ringparam(struct net_device *net_dev,
663 struct ethtool_ringparam *param)
665 struct hns_nic_priv *priv = netdev_priv(net_dev);
666 struct hnae_ae_ops *ops;
667 struct hnae_queue *queue;
670 queue = priv->ae_handle->qs[0];
671 ops = priv->ae_handle->dev->ops;
673 if (ops->get_ring_bdnum_limit)
674 ops->get_ring_bdnum_limit(queue, &uplimit);
676 param->rx_max_pending = uplimit;
677 param->tx_max_pending = uplimit;
678 param->rx_pending = queue->rx_ring.desc_num;
679 param->tx_pending = queue->tx_ring.desc_num;
683 * hns_get_pauseparam - get pause parameter
685 * @param: pause parameter
687 static void hns_get_pauseparam(struct net_device *net_dev,
688 struct ethtool_pauseparam *param)
690 struct hns_nic_priv *priv = netdev_priv(net_dev);
691 struct hnae_ae_ops *ops;
693 ops = priv->ae_handle->dev->ops;
695 if (ops->get_pauseparam)
696 ops->get_pauseparam(priv->ae_handle, ¶m->autoneg,
697 ¶m->rx_pause, ¶m->tx_pause);
701 * hns_set_pauseparam - set pause parameter
703 * @param: pause parameter
705 * Return 0 on success, negative on failure
707 static int hns_set_pauseparam(struct net_device *net_dev,
708 struct ethtool_pauseparam *param)
710 struct hns_nic_priv *priv = netdev_priv(net_dev);
711 struct hnae_handle *h;
712 struct hnae_ae_ops *ops;
717 if (!ops->set_pauseparam)
720 return ops->set_pauseparam(priv->ae_handle, param->autoneg,
721 param->rx_pause, param->tx_pause);
725 * hns_get_coalesce - get coalesce info.
727 * @ec: coalesce info.
729 * Return 0 on success, negative on failure.
731 static int hns_get_coalesce(struct net_device *net_dev,
732 struct ethtool_coalesce *ec)
734 struct hns_nic_priv *priv = netdev_priv(net_dev);
735 struct hnae_ae_ops *ops;
737 ops = priv->ae_handle->dev->ops;
739 ec->use_adaptive_rx_coalesce = priv->ae_handle->coal_adapt_en;
740 ec->use_adaptive_tx_coalesce = priv->ae_handle->coal_adapt_en;
742 if ((!ops->get_coalesce_usecs) ||
743 (!ops->get_max_coalesced_frames))
746 ops->get_coalesce_usecs(priv->ae_handle,
747 &ec->tx_coalesce_usecs,
748 &ec->rx_coalesce_usecs);
750 ops->get_max_coalesced_frames(
752 &ec->tx_max_coalesced_frames,
753 &ec->rx_max_coalesced_frames);
755 ops->get_coalesce_range(priv->ae_handle,
756 &ec->tx_max_coalesced_frames_low,
757 &ec->rx_max_coalesced_frames_low,
758 &ec->tx_max_coalesced_frames_high,
759 &ec->rx_max_coalesced_frames_high,
760 &ec->tx_coalesce_usecs_low,
761 &ec->rx_coalesce_usecs_low,
762 &ec->tx_coalesce_usecs_high,
763 &ec->rx_coalesce_usecs_high);
769 * hns_set_coalesce - set coalesce info.
771 * @ec: coalesce info.
773 * Return 0 on success, negative on failure.
775 static int hns_set_coalesce(struct net_device *net_dev,
776 struct ethtool_coalesce *ec)
778 struct hns_nic_priv *priv = netdev_priv(net_dev);
779 struct hnae_ae_ops *ops;
782 ops = priv->ae_handle->dev->ops;
784 if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
787 if ((!ops->set_coalesce_usecs) ||
788 (!ops->set_coalesce_frames))
791 if (ec->use_adaptive_rx_coalesce != priv->ae_handle->coal_adapt_en)
792 priv->ae_handle->coal_adapt_en = ec->use_adaptive_rx_coalesce;
794 rc1 = ops->set_coalesce_usecs(priv->ae_handle,
795 ec->rx_coalesce_usecs);
797 rc2 = ops->set_coalesce_frames(priv->ae_handle,
798 ec->tx_max_coalesced_frames,
799 ec->rx_max_coalesced_frames);
808 * hns_get_channels - get channel info.
813 hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
815 struct hns_nic_priv *priv = netdev_priv(net_dev);
817 ch->max_rx = priv->ae_handle->q_num;
818 ch->max_tx = priv->ae_handle->q_num;
820 ch->rx_count = priv->ae_handle->q_num;
821 ch->tx_count = priv->ae_handle->q_num;
825 * get_ethtool_stats - get detail statistics.
827 * @stats: statistics info.
828 * @data: statistics data.
830 static void hns_get_ethtool_stats(struct net_device *netdev,
831 struct ethtool_stats *stats, u64 *data)
834 struct hns_nic_priv *priv = netdev_priv(netdev);
835 struct hnae_handle *h = priv->ae_handle;
836 const struct rtnl_link_stats64 *net_stats;
837 struct rtnl_link_stats64 temp;
839 if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
840 netdev_err(netdev, "get_stats or update_stats is null!\n");
844 h->dev->ops->update_stats(h, &netdev->stats);
846 net_stats = dev_get_stats(netdev, &temp);
848 /* get netdev statistics */
849 p[0] = net_stats->rx_packets;
850 p[1] = net_stats->tx_packets;
851 p[2] = net_stats->rx_bytes;
852 p[3] = net_stats->tx_bytes;
853 p[4] = net_stats->rx_errors;
854 p[5] = net_stats->tx_errors;
855 p[6] = net_stats->rx_dropped;
856 p[7] = net_stats->tx_dropped;
857 p[8] = net_stats->multicast;
858 p[9] = net_stats->collisions;
859 p[10] = net_stats->rx_over_errors;
860 p[11] = net_stats->rx_crc_errors;
861 p[12] = net_stats->rx_frame_errors;
862 p[13] = net_stats->rx_fifo_errors;
863 p[14] = net_stats->rx_missed_errors;
864 p[15] = net_stats->tx_aborted_errors;
865 p[16] = net_stats->tx_carrier_errors;
866 p[17] = net_stats->tx_fifo_errors;
867 p[18] = net_stats->tx_heartbeat_errors;
868 p[19] = net_stats->rx_length_errors;
869 p[20] = net_stats->tx_window_errors;
870 p[21] = net_stats->rx_compressed;
871 p[22] = net_stats->tx_compressed;
873 p[23] = netdev->rx_dropped.counter;
874 p[24] = netdev->tx_dropped.counter;
876 p[25] = priv->tx_timeout_count;
878 /* get driver statistics */
879 h->dev->ops->get_stats(h, &p[26]);
883 * get_strings: Return a set of strings that describe the requested objects
885 * @stats: string set ID.
886 * @data: objects data.
888 static void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
890 struct hns_nic_priv *priv = netdev_priv(netdev);
891 struct hnae_handle *h = priv->ae_handle;
892 char *buff = (char *)data;
894 if (!h->dev->ops->get_strings) {
895 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
899 if (stringset == ETH_SS_TEST) {
900 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
901 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
903 buff += ETH_GSTRING_LEN;
905 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
907 buff += ETH_GSTRING_LEN;
908 if ((netdev->phydev) && (!netdev->phydev->is_c45))
909 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
913 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
914 buff = buff + ETH_GSTRING_LEN;
915 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
916 buff = buff + ETH_GSTRING_LEN;
917 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
918 buff = buff + ETH_GSTRING_LEN;
919 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
920 buff = buff + ETH_GSTRING_LEN;
921 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
922 buff = buff + ETH_GSTRING_LEN;
923 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
924 buff = buff + ETH_GSTRING_LEN;
925 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
926 buff = buff + ETH_GSTRING_LEN;
927 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
928 buff = buff + ETH_GSTRING_LEN;
929 snprintf(buff, ETH_GSTRING_LEN, "multicast");
930 buff = buff + ETH_GSTRING_LEN;
931 snprintf(buff, ETH_GSTRING_LEN, "collisions");
932 buff = buff + ETH_GSTRING_LEN;
933 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
934 buff = buff + ETH_GSTRING_LEN;
935 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
936 buff = buff + ETH_GSTRING_LEN;
937 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
938 buff = buff + ETH_GSTRING_LEN;
939 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
940 buff = buff + ETH_GSTRING_LEN;
941 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
942 buff = buff + ETH_GSTRING_LEN;
943 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
944 buff = buff + ETH_GSTRING_LEN;
945 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
946 buff = buff + ETH_GSTRING_LEN;
947 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
948 buff = buff + ETH_GSTRING_LEN;
949 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
950 buff = buff + ETH_GSTRING_LEN;
951 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
952 buff = buff + ETH_GSTRING_LEN;
953 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
954 buff = buff + ETH_GSTRING_LEN;
955 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
956 buff = buff + ETH_GSTRING_LEN;
957 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
958 buff = buff + ETH_GSTRING_LEN;
959 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
960 buff = buff + ETH_GSTRING_LEN;
961 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
962 buff = buff + ETH_GSTRING_LEN;
964 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
965 buff = buff + ETH_GSTRING_LEN;
967 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
972 * nic_get_sset_count - get string set count witch returned by nic_get_strings.
974 * @stringset: string set index, 0: self test string; 1: statistics string.
976 * Return string set count.
978 static int hns_get_sset_count(struct net_device *netdev, int stringset)
980 struct hns_nic_priv *priv = netdev_priv(netdev);
981 struct hnae_handle *h = priv->ae_handle;
982 struct hnae_ae_ops *ops = h->dev->ops;
984 if (!ops->get_sset_count) {
985 netdev_err(netdev, "get_sset_count is null!\n");
988 if (stringset == ETH_SS_TEST) {
989 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
991 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
994 if ((!netdev->phydev) || (netdev->phydev->is_c45))
998 } else if (stringset == ETH_SS_STATS) {
999 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
1006 * hns_phy_led_set - set phy LED status.
1008 * @value: LED state.
1010 * Return 0 on success, negative on failure.
1012 static int hns_phy_led_set(struct net_device *netdev, int value)
1015 struct phy_device *phy_dev = netdev->phydev;
1017 retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1018 retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1019 retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1021 netdev_err(netdev, "mdiobus_write fail !\n");
1028 * nic_set_phys_id - set phy identify LED.
1030 * @state: LED state.
1032 * Return 0 on success, negative on failure.
1035 hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1037 struct hns_nic_priv *priv = netdev_priv(netdev);
1038 struct hnae_handle *h = priv->ae_handle;
1039 struct phy_device *phy_dev = netdev->phydev;
1044 case ETHTOOL_ID_ACTIVE:
1045 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1050 priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1052 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1053 HNS_PHY_PAGE_COPPER);
1058 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1062 case ETHTOOL_ID_OFF:
1063 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1067 case ETHTOOL_ID_INACTIVE:
1068 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1073 ret = phy_write(phy_dev, HNS_LED_FC_REG,
1078 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1079 HNS_PHY_PAGE_COPPER);
1088 case ETHTOOL_ID_ACTIVE:
1089 return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1091 return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1092 case ETHTOOL_ID_OFF:
1093 return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1094 case ETHTOOL_ID_INACTIVE:
1095 return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1104 * hns_get_regs - get net device register
1107 * @date: register data
1109 static void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1112 struct hns_nic_priv *priv = netdev_priv(net_dev);
1113 struct hnae_ae_ops *ops;
1115 ops = priv->ae_handle->dev->ops;
1117 cmd->version = HNS_CHIP_VERSION;
1118 if (!ops->get_regs) {
1119 netdev_err(net_dev, "ops->get_regs is null!\n");
1122 ops->get_regs(priv->ae_handle, data);
1126 * nic_get_regs_len - get total register len.
1129 * Return total register len.
1131 static int hns_get_regs_len(struct net_device *net_dev)
1134 struct hns_nic_priv *priv = netdev_priv(net_dev);
1135 struct hnae_ae_ops *ops;
1137 ops = priv->ae_handle->dev->ops;
1138 if (!ops->get_regs_len) {
1139 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1143 reg_num = ops->get_regs_len(priv->ae_handle);
1145 return reg_num * sizeof(u32);
1147 return reg_num; /* error code */
1151 * hns_nic_nway_reset - nway reset
1154 * Return 0 on success, negative on failure
1156 static int hns_nic_nway_reset(struct net_device *netdev)
1159 struct phy_device *phy = netdev->phydev;
1161 if (netif_running(netdev)) {
1162 /* if autoneg is disabled, don't restart auto-negotiation */
1163 if (phy && phy->autoneg == AUTONEG_ENABLE)
1164 ret = genphy_restart_aneg(phy);
1171 hns_get_rss_key_size(struct net_device *netdev)
1173 struct hns_nic_priv *priv = netdev_priv(netdev);
1174 struct hnae_ae_ops *ops;
1176 if (AE_IS_VER1(priv->enet_ver)) {
1178 "RSS feature is not supported on this hardware\n");
1182 ops = priv->ae_handle->dev->ops;
1183 return ops->get_rss_key_size(priv->ae_handle);
1187 hns_get_rss_indir_size(struct net_device *netdev)
1189 struct hns_nic_priv *priv = netdev_priv(netdev);
1190 struct hnae_ae_ops *ops;
1192 if (AE_IS_VER1(priv->enet_ver)) {
1194 "RSS feature is not supported on this hardware\n");
1198 ops = priv->ae_handle->dev->ops;
1199 return ops->get_rss_indir_size(priv->ae_handle);
1203 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1205 struct hns_nic_priv *priv = netdev_priv(netdev);
1206 struct hnae_ae_ops *ops;
1208 if (AE_IS_VER1(priv->enet_ver)) {
1210 "RSS feature is not supported on this hardware\n");
1214 ops = priv->ae_handle->dev->ops;
1219 return ops->get_rss(priv->ae_handle, indir, key, hfunc);
1223 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1226 struct hns_nic_priv *priv = netdev_priv(netdev);
1227 struct hnae_ae_ops *ops;
1229 if (AE_IS_VER1(priv->enet_ver)) {
1231 "RSS feature is not supported on this hardware\n");
1235 ops = priv->ae_handle->dev->ops;
1237 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) {
1238 netdev_err(netdev, "Invalid hfunc!\n");
1242 return ops->set_rss(priv->ae_handle, indir, key, hfunc);
1245 static int hns_get_rxnfc(struct net_device *netdev,
1246 struct ethtool_rxnfc *cmd,
1249 struct hns_nic_priv *priv = netdev_priv(netdev);
1252 case ETHTOOL_GRXRINGS:
1253 cmd->data = priv->ae_handle->q_num;
1262 static const struct ethtool_ops hns_ethtool_ops = {
1263 .get_drvinfo = hns_nic_get_drvinfo,
1264 .get_link = hns_nic_get_link,
1265 .get_ringparam = hns_get_ringparam,
1266 .get_pauseparam = hns_get_pauseparam,
1267 .set_pauseparam = hns_set_pauseparam,
1268 .get_coalesce = hns_get_coalesce,
1269 .set_coalesce = hns_set_coalesce,
1270 .get_channels = hns_get_channels,
1271 .self_test = hns_nic_self_test,
1272 .get_strings = hns_get_strings,
1273 .get_sset_count = hns_get_sset_count,
1274 .get_ethtool_stats = hns_get_ethtool_stats,
1275 .set_phys_id = hns_set_phys_id,
1276 .get_regs_len = hns_get_regs_len,
1277 .get_regs = hns_get_regs,
1278 .nway_reset = hns_nic_nway_reset,
1279 .get_rxfh_key_size = hns_get_rss_key_size,
1280 .get_rxfh_indir_size = hns_get_rss_indir_size,
1281 .get_rxfh = hns_get_rss,
1282 .set_rxfh = hns_set_rss,
1283 .get_rxnfc = hns_get_rxnfc,
1284 .get_link_ksettings = hns_nic_get_link_ksettings,
1285 .set_link_ksettings = hns_nic_set_link_ksettings,
1288 void hns_ethtool_set_ops(struct net_device *ndev)
1290 ndev->ethtool_ops = &hns_ethtool_ops;