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.cmd = speed;
150 cmd->base.duplex = duplex;
153 (void)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)
262 #define COPPER_CONTROL_REG 0
263 #define PHY_POWER_DOWN BIT(11)
264 #define PHY_LOOP_BACK BIT(14)
267 if (phy_dev->is_c45) /* c45 branch adding for XGE PHY */
272 phy_write(phy_dev, HNS_PHY_PAGE_REG, 2);
273 phy_write(phy_dev, 21, 0x1046);
275 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
277 phy_write(phy_dev, 9, 0x1F00);
280 phy_write(phy_dev, 0, 0x9140);
281 /* If autoneg disabled,two soft-reset operations */
282 phy_write(phy_dev, 0, 0x9140);
284 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
286 /* Default is 0x0400 */
287 phy_write(phy_dev, 1, 0x418);
289 /* Force 1000M Link, Default is 0x0200 */
290 phy_write(phy_dev, 7, 0x20C);
291 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
293 /* Enable PHY loop-back */
294 val = phy_read(phy_dev, COPPER_CONTROL_REG);
295 val |= PHY_LOOP_BACK;
296 val &= ~PHY_POWER_DOWN;
297 phy_write(phy_dev, COPPER_CONTROL_REG, val);
299 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
300 phy_write(phy_dev, 1, 0x400);
301 phy_write(phy_dev, 7, 0x200);
302 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
303 phy_write(phy_dev, 9, 0xF00);
305 val = phy_read(phy_dev, COPPER_CONTROL_REG);
306 val &= ~PHY_LOOP_BACK;
307 val |= PHY_POWER_DOWN;
308 phy_write(phy_dev, COPPER_CONTROL_REG, val);
313 static int __lb_setup(struct net_device *ndev,
317 struct hns_nic_priv *priv = netdev_priv(ndev);
318 struct phy_device *phy_dev = ndev->phydev;
319 struct hnae_handle *h = priv->ae_handle;
322 case MAC_INTERNALLOOP_PHY:
323 if ((phy_dev) && (!phy_dev->is_c45)) {
324 ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
325 ret |= h->dev->ops->set_loopback(h, loop, 0x1);
328 case MAC_INTERNALLOOP_MAC:
329 if ((h->dev->ops->set_loopback) &&
330 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
331 ret = h->dev->ops->set_loopback(h, loop, 0x1);
333 case MAC_INTERNALLOOP_SERDES:
334 if (h->dev->ops->set_loopback)
335 ret = h->dev->ops->set_loopback(h, loop, 0x1);
338 if ((phy_dev) && (!phy_dev->is_c45))
339 ret |= hns_nic_config_phy_loopback(phy_dev, 0x0);
341 if (h->dev->ops->set_loopback) {
342 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
343 ret |= h->dev->ops->set_loopback(h,
344 MAC_INTERNALLOOP_MAC, 0x0);
346 ret |= h->dev->ops->set_loopback(h,
347 MAC_INTERNALLOOP_SERDES, 0x0);
358 static int __lb_up(struct net_device *ndev,
359 enum hnae_loop loop_mode)
361 struct hns_nic_priv *priv = netdev_priv(ndev);
362 struct hnae_handle *h = priv->ae_handle;
366 hns_nic_net_reset(ndev);
368 ret = __lb_setup(ndev, loop_mode);
374 ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
378 /* link adjust duplex*/
379 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
385 h->dev->ops->adjust_link(h, speed, duplex);
390 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
393 struct net_device *ndev;
394 struct hns_nic_priv *priv;
395 struct hnae_ring *ring;
396 struct netdev_queue *dev_queue;
397 struct sk_buff *new_skb;
398 unsigned int frame_size;
401 char buff[33]; /* 32B data and the last character '\0' */
403 if (!ring_data) { /* Just for doing create frame*/
405 priv = netdev_priv(ndev);
407 frame_size = skb->len;
408 memset(skb->data, 0xFF, frame_size);
409 if ((!AE_IS_VER1(priv->enet_ver)) &&
410 (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
411 memcpy(skb->data, ndev->dev_addr, 6);
412 skb->data[5] += 0x1f;
416 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
417 memset(&skb->data[frame_size / 2 + 10], 0xBE,
418 frame_size / 2 - 11);
419 memset(&skb->data[frame_size / 2 + 12], 0xAF,
420 frame_size / 2 - 13);
424 ring = ring_data->ring;
425 ndev = ring_data->napi.dev;
426 if (is_tx_ring(ring)) { /* for tx queue reset*/
427 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
428 netdev_tx_reset_queue(dev_queue);
432 frame_size = skb->len;
435 new_skb = skb_copy(skb, GFP_ATOMIC);
436 dev_kfree_skb_any(skb);
440 if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
441 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
442 (*(skb->data + frame_size / 2 + 12) == 0xAF))
447 ndev->stats.rx_packets++;
448 ndev->stats.rx_bytes += skb->len;
450 ndev->stats.rx_frame_errors++;
451 for (i = 0; i < skb->len; i++) {
452 snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
453 "%02x", *(skb->data + i));
454 if ((i % 16 == 15) || (i == skb->len - 1))
455 pr_info("%s\n", buff);
458 dev_kfree_skb_any(skb);
461 static int __lb_clean_rings(struct hns_nic_priv *priv,
462 int ringid0, int ringid1, int budget)
465 struct hns_nic_ring_data *ring_data;
466 struct net_device *ndev = priv->netdev;
467 unsigned long rx_packets = ndev->stats.rx_packets;
468 unsigned long rx_bytes = ndev->stats.rx_bytes;
469 unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
471 for (i = ringid0; i <= ringid1; i++) {
472 ring_data = &priv->ring_data[i];
473 (void)ring_data->poll_one(ring_data,
474 budget, __lb_other_process);
476 ret = (int)(ndev->stats.rx_packets - rx_packets);
477 ndev->stats.rx_packets = rx_packets;
478 ndev->stats.rx_bytes = rx_bytes;
479 ndev->stats.rx_frame_errors = rx_frame_errors;
484 * nic_run_loopback_test - run loopback test
485 * @nic_dev: net device
486 * @loopback_type: loopback type
488 static int __lb_run_test(struct net_device *ndev,
489 enum hnae_loop loop_mode)
491 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
492 #define NIC_LB_TEST_RING_ID 0
493 #define NIC_LB_TEST_FRAME_SIZE 128
494 /* nic loopback test err */
495 #define NIC_LB_TEST_NO_MEM_ERR 1
496 #define NIC_LB_TEST_TX_CNT_ERR 2
497 #define NIC_LB_TEST_RX_CNT_ERR 3
498 #define NIC_LB_TEST_RX_PKG_ERR 4
499 struct hns_nic_priv *priv = netdev_priv(ndev);
500 struct hnae_handle *h = priv->ae_handle;
501 int i, j, lc, good_cnt, ret_val = 0;
503 netdev_tx_t tx_ret_val;
506 size = NIC_LB_TEST_FRAME_SIZE;
507 /* allocate test skb */
508 skb = alloc_skb(size, GFP_KERNEL);
510 return NIC_LB_TEST_NO_MEM_ERR;
512 /* place data into test skb */
513 (void)skb_put(skb, size);
515 __lb_other_process(NULL, skb);
516 skb->queue_mapping = NIC_LB_TEST_RING_ID;
519 for (j = 0; j < lc; j++) {
520 /* reset count of good packets */
522 /* place 64 packets on the transmit queue*/
523 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
526 tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
528 &tx_ring_data(priv, skb->queue_mapping));
529 if (tx_ret_val == NETDEV_TX_OK)
534 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
535 ret_val = NIC_LB_TEST_TX_CNT_ERR;
536 dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
537 hns_nic_test_strs[loop_mode], good_cnt,
538 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
542 /* allow 100 milliseconds for packets to go from Tx to Rx */
545 good_cnt = __lb_clean_rings(priv,
546 h->q_num, h->q_num * 2 - 1,
547 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
548 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
549 ret_val = NIC_LB_TEST_RX_CNT_ERR;
550 dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
551 hns_nic_test_strs[loop_mode], good_cnt,
552 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
555 (void)__lb_clean_rings(priv,
556 NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
557 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
560 /* free the original skb */
566 static int __lb_down(struct net_device *ndev)
568 struct hns_nic_priv *priv = netdev_priv(ndev);
569 struct hnae_handle *h = priv->ae_handle;
572 ret = __lb_setup(ndev, MAC_LOOP_NONE);
574 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
578 if (h->dev->ops->stop)
579 h->dev->ops->stop(h);
581 usleep_range(10000, 20000);
582 (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
584 hns_nic_net_reset(ndev);
590 * hns_nic_self_test - self test
592 * @eth_test: test cmd
595 static void hns_nic_self_test(struct net_device *ndev,
596 struct ethtool_test *eth_test, u64 *data)
598 struct hns_nic_priv *priv = netdev_priv(ndev);
599 bool if_running = netif_running(ndev);
600 #define SELF_TEST_TPYE_NUM 3
601 int st_param[SELF_TEST_TPYE_NUM][2];
605 st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
606 st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
607 st_param[1][0] = MAC_INTERNALLOOP_SERDES;
608 st_param[1][1] = 1; /*serdes must exist*/
609 st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
610 st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
611 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
613 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
614 set_bit(NIC_STATE_TESTING, &priv->state);
617 (void)dev_close(ndev);
619 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
621 continue; /* NEXT testing */
623 data[test_index] = __lb_up(ndev,
624 (enum hnae_loop)st_param[i][0]);
625 if (!data[test_index]) {
626 data[test_index] = __lb_run_test(
627 ndev, (enum hnae_loop)st_param[i][0]);
628 (void)__lb_down(ndev);
631 if (data[test_index])
632 eth_test->flags |= ETH_TEST_FL_FAILED;
637 hns_nic_net_reset(priv->netdev);
639 clear_bit(NIC_STATE_TESTING, &priv->state);
642 (void)dev_open(ndev);
644 /* Online tests aren't run; pass by default */
646 (void)msleep_interruptible(4 * 1000);
650 * hns_nic_get_drvinfo - get net driver info
652 * @drvinfo: driver info
654 static void hns_nic_get_drvinfo(struct net_device *net_dev,
655 struct ethtool_drvinfo *drvinfo)
657 struct hns_nic_priv *priv = netdev_priv(net_dev);
659 strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
660 sizeof(drvinfo->version));
661 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
663 strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
664 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
666 strncpy(drvinfo->bus_info, priv->dev->bus->name,
667 sizeof(drvinfo->bus_info));
668 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
670 strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
671 drvinfo->eedump_len = 0;
675 * hns_get_ringparam - get ring parameter
677 * @param: ethtool parameter
679 void hns_get_ringparam(struct net_device *net_dev,
680 struct ethtool_ringparam *param)
682 struct hns_nic_priv *priv = netdev_priv(net_dev);
683 struct hnae_ae_ops *ops;
684 struct hnae_queue *queue;
687 queue = priv->ae_handle->qs[0];
688 ops = priv->ae_handle->dev->ops;
690 if (ops->get_ring_bdnum_limit)
691 ops->get_ring_bdnum_limit(queue, &uplimit);
693 param->rx_max_pending = uplimit;
694 param->tx_max_pending = uplimit;
695 param->rx_pending = queue->rx_ring.desc_num;
696 param->tx_pending = queue->tx_ring.desc_num;
700 * hns_get_pauseparam - get pause parameter
702 * @param: pause parameter
704 static void hns_get_pauseparam(struct net_device *net_dev,
705 struct ethtool_pauseparam *param)
707 struct hns_nic_priv *priv = netdev_priv(net_dev);
708 struct hnae_ae_ops *ops;
710 ops = priv->ae_handle->dev->ops;
712 if (ops->get_pauseparam)
713 ops->get_pauseparam(priv->ae_handle, ¶m->autoneg,
714 ¶m->rx_pause, ¶m->tx_pause);
718 * hns_set_pauseparam - set pause parameter
720 * @param: pause parameter
722 * Return 0 on success, negative on failure
724 static int hns_set_pauseparam(struct net_device *net_dev,
725 struct ethtool_pauseparam *param)
727 struct hns_nic_priv *priv = netdev_priv(net_dev);
728 struct hnae_handle *h;
729 struct hnae_ae_ops *ops;
734 if (!ops->set_pauseparam)
737 return ops->set_pauseparam(priv->ae_handle, param->autoneg,
738 param->rx_pause, param->tx_pause);
742 * hns_get_coalesce - get coalesce info.
744 * @ec: coalesce info.
746 * Return 0 on success, negative on failure.
748 static int hns_get_coalesce(struct net_device *net_dev,
749 struct ethtool_coalesce *ec)
751 struct hns_nic_priv *priv = netdev_priv(net_dev);
752 struct hnae_ae_ops *ops;
754 ops = priv->ae_handle->dev->ops;
756 ec->use_adaptive_rx_coalesce = 1;
757 ec->use_adaptive_tx_coalesce = 1;
759 if ((!ops->get_coalesce_usecs) ||
760 (!ops->get_rx_max_coalesced_frames))
763 ops->get_coalesce_usecs(priv->ae_handle,
764 &ec->tx_coalesce_usecs,
765 &ec->rx_coalesce_usecs);
767 ops->get_rx_max_coalesced_frames(
769 &ec->tx_max_coalesced_frames,
770 &ec->rx_max_coalesced_frames);
772 ops->get_coalesce_range(priv->ae_handle,
773 &ec->tx_max_coalesced_frames_low,
774 &ec->rx_max_coalesced_frames_low,
775 &ec->tx_max_coalesced_frames_high,
776 &ec->rx_max_coalesced_frames_high,
777 &ec->tx_coalesce_usecs_low,
778 &ec->rx_coalesce_usecs_low,
779 &ec->tx_coalesce_usecs_high,
780 &ec->rx_coalesce_usecs_high);
786 * hns_set_coalesce - set coalesce info.
788 * @ec: coalesce info.
790 * Return 0 on success, negative on failure.
792 static int hns_set_coalesce(struct net_device *net_dev,
793 struct ethtool_coalesce *ec)
795 struct hns_nic_priv *priv = netdev_priv(net_dev);
796 struct hnae_ae_ops *ops;
799 ops = priv->ae_handle->dev->ops;
801 if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
804 if (ec->rx_max_coalesced_frames != ec->tx_max_coalesced_frames)
807 if ((!ops->set_coalesce_usecs) ||
808 (!ops->set_coalesce_frames))
811 ret = ops->set_coalesce_usecs(priv->ae_handle,
812 ec->rx_coalesce_usecs);
816 ret = ops->set_coalesce_frames(
818 ec->rx_max_coalesced_frames);
824 * hns_get_channels - get channel info.
828 void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
830 struct hns_nic_priv *priv = netdev_priv(net_dev);
832 ch->max_rx = priv->ae_handle->q_num;
833 ch->max_tx = priv->ae_handle->q_num;
835 ch->rx_count = priv->ae_handle->q_num;
836 ch->tx_count = priv->ae_handle->q_num;
840 * get_ethtool_stats - get detail statistics.
842 * @stats: statistics info.
843 * @data: statistics data.
845 void hns_get_ethtool_stats(struct net_device *netdev,
846 struct ethtool_stats *stats, u64 *data)
849 struct hns_nic_priv *priv = netdev_priv(netdev);
850 struct hnae_handle *h = priv->ae_handle;
851 const struct rtnl_link_stats64 *net_stats;
852 struct rtnl_link_stats64 temp;
854 if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
855 netdev_err(netdev, "get_stats or update_stats is null!\n");
859 h->dev->ops->update_stats(h, &netdev->stats);
861 net_stats = dev_get_stats(netdev, &temp);
863 /* get netdev statistics */
864 p[0] = net_stats->rx_packets;
865 p[1] = net_stats->tx_packets;
866 p[2] = net_stats->rx_bytes;
867 p[3] = net_stats->tx_bytes;
868 p[4] = net_stats->rx_errors;
869 p[5] = net_stats->tx_errors;
870 p[6] = net_stats->rx_dropped;
871 p[7] = net_stats->tx_dropped;
872 p[8] = net_stats->multicast;
873 p[9] = net_stats->collisions;
874 p[10] = net_stats->rx_over_errors;
875 p[11] = net_stats->rx_crc_errors;
876 p[12] = net_stats->rx_frame_errors;
877 p[13] = net_stats->rx_fifo_errors;
878 p[14] = net_stats->rx_missed_errors;
879 p[15] = net_stats->tx_aborted_errors;
880 p[16] = net_stats->tx_carrier_errors;
881 p[17] = net_stats->tx_fifo_errors;
882 p[18] = net_stats->tx_heartbeat_errors;
883 p[19] = net_stats->rx_length_errors;
884 p[20] = net_stats->tx_window_errors;
885 p[21] = net_stats->rx_compressed;
886 p[22] = net_stats->tx_compressed;
888 p[23] = netdev->rx_dropped.counter;
889 p[24] = netdev->tx_dropped.counter;
891 p[25] = priv->tx_timeout_count;
893 /* get driver statistics */
894 h->dev->ops->get_stats(h, &p[26]);
898 * get_strings: Return a set of strings that describe the requested objects
900 * @stats: string set ID.
901 * @data: objects data.
903 void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
905 struct hns_nic_priv *priv = netdev_priv(netdev);
906 struct hnae_handle *h = priv->ae_handle;
907 char *buff = (char *)data;
909 if (!h->dev->ops->get_strings) {
910 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
914 if (stringset == ETH_SS_TEST) {
915 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
916 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
918 buff += ETH_GSTRING_LEN;
920 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
922 buff += ETH_GSTRING_LEN;
923 if ((netdev->phydev) && (!netdev->phydev->is_c45))
924 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
928 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
929 buff = buff + ETH_GSTRING_LEN;
930 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
931 buff = buff + ETH_GSTRING_LEN;
932 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
933 buff = buff + ETH_GSTRING_LEN;
934 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
935 buff = buff + ETH_GSTRING_LEN;
936 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
937 buff = buff + ETH_GSTRING_LEN;
938 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
939 buff = buff + ETH_GSTRING_LEN;
940 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
941 buff = buff + ETH_GSTRING_LEN;
942 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
943 buff = buff + ETH_GSTRING_LEN;
944 snprintf(buff, ETH_GSTRING_LEN, "multicast");
945 buff = buff + ETH_GSTRING_LEN;
946 snprintf(buff, ETH_GSTRING_LEN, "collisions");
947 buff = buff + ETH_GSTRING_LEN;
948 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
949 buff = buff + ETH_GSTRING_LEN;
950 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
951 buff = buff + ETH_GSTRING_LEN;
952 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
953 buff = buff + ETH_GSTRING_LEN;
954 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
955 buff = buff + ETH_GSTRING_LEN;
956 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
957 buff = buff + ETH_GSTRING_LEN;
958 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
959 buff = buff + ETH_GSTRING_LEN;
960 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
961 buff = buff + ETH_GSTRING_LEN;
962 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
963 buff = buff + ETH_GSTRING_LEN;
964 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
965 buff = buff + ETH_GSTRING_LEN;
966 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
967 buff = buff + ETH_GSTRING_LEN;
968 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
969 buff = buff + ETH_GSTRING_LEN;
970 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
971 buff = buff + ETH_GSTRING_LEN;
972 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
973 buff = buff + ETH_GSTRING_LEN;
974 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
975 buff = buff + ETH_GSTRING_LEN;
976 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
977 buff = buff + ETH_GSTRING_LEN;
979 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
980 buff = buff + ETH_GSTRING_LEN;
982 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
987 * nic_get_sset_count - get string set count witch returned by nic_get_strings.
989 * @stringset: string set index, 0: self test string; 1: statistics string.
991 * Return string set count.
993 int hns_get_sset_count(struct net_device *netdev, int stringset)
995 struct hns_nic_priv *priv = netdev_priv(netdev);
996 struct hnae_handle *h = priv->ae_handle;
997 struct hnae_ae_ops *ops = h->dev->ops;
999 if (!ops->get_sset_count) {
1000 netdev_err(netdev, "get_sset_count is null!\n");
1003 if (stringset == ETH_SS_TEST) {
1004 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
1006 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
1009 if ((!netdev->phydev) || (netdev->phydev->is_c45))
1014 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
1019 * hns_phy_led_set - set phy LED status.
1021 * @value: LED state.
1023 * Return 0 on success, negative on failure.
1025 int hns_phy_led_set(struct net_device *netdev, int value)
1028 struct phy_device *phy_dev = netdev->phydev;
1030 retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1031 retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1032 retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1034 netdev_err(netdev, "mdiobus_write fail !\n");
1041 * nic_set_phys_id - set phy identify LED.
1043 * @state: LED state.
1045 * Return 0 on success, negative on failure.
1047 int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1049 struct hns_nic_priv *priv = netdev_priv(netdev);
1050 struct hnae_handle *h = priv->ae_handle;
1051 struct phy_device *phy_dev = netdev->phydev;
1056 case ETHTOOL_ID_ACTIVE:
1057 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1062 priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1064 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1065 HNS_PHY_PAGE_COPPER);
1070 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1074 case ETHTOOL_ID_OFF:
1075 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1079 case ETHTOOL_ID_INACTIVE:
1080 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1085 ret = phy_write(phy_dev, HNS_LED_FC_REG,
1090 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1091 HNS_PHY_PAGE_COPPER);
1100 case ETHTOOL_ID_ACTIVE:
1101 return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1103 return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1104 case ETHTOOL_ID_OFF:
1105 return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1106 case ETHTOOL_ID_INACTIVE:
1107 return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1116 * hns_get_regs - get net device register
1119 * @date: register data
1121 void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1124 struct hns_nic_priv *priv = netdev_priv(net_dev);
1125 struct hnae_ae_ops *ops;
1127 ops = priv->ae_handle->dev->ops;
1129 cmd->version = HNS_CHIP_VERSION;
1130 if (!ops->get_regs) {
1131 netdev_err(net_dev, "ops->get_regs is null!\n");
1134 ops->get_regs(priv->ae_handle, data);
1138 * nic_get_regs_len - get total register len.
1141 * Return total register len.
1143 static int hns_get_regs_len(struct net_device *net_dev)
1146 struct hns_nic_priv *priv = netdev_priv(net_dev);
1147 struct hnae_ae_ops *ops;
1149 ops = priv->ae_handle->dev->ops;
1150 if (!ops->get_regs_len) {
1151 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1155 reg_num = ops->get_regs_len(priv->ae_handle);
1157 return reg_num * sizeof(u32);
1159 return reg_num; /* error code */
1163 * hns_nic_nway_reset - nway reset
1166 * Return 0 on success, negative on failure
1168 static int hns_nic_nway_reset(struct net_device *netdev)
1171 struct phy_device *phy = netdev->phydev;
1173 if (netif_running(netdev)) {
1175 ret = genphy_restart_aneg(phy);
1182 hns_get_rss_key_size(struct net_device *netdev)
1184 struct hns_nic_priv *priv = netdev_priv(netdev);
1185 struct hnae_ae_ops *ops;
1187 if (AE_IS_VER1(priv->enet_ver)) {
1189 "RSS feature is not supported on this hardware\n");
1193 ops = priv->ae_handle->dev->ops;
1194 return ops->get_rss_key_size(priv->ae_handle);
1198 hns_get_rss_indir_size(struct net_device *netdev)
1200 struct hns_nic_priv *priv = netdev_priv(netdev);
1201 struct hnae_ae_ops *ops;
1203 if (AE_IS_VER1(priv->enet_ver)) {
1205 "RSS feature is not supported on this hardware\n");
1209 ops = priv->ae_handle->dev->ops;
1210 return ops->get_rss_indir_size(priv->ae_handle);
1214 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1216 struct hns_nic_priv *priv = netdev_priv(netdev);
1217 struct hnae_ae_ops *ops;
1219 if (AE_IS_VER1(priv->enet_ver)) {
1221 "RSS feature is not supported on this hardware\n");
1225 ops = priv->ae_handle->dev->ops;
1230 return ops->get_rss(priv->ae_handle, indir, key, hfunc);
1234 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1237 struct hns_nic_priv *priv = netdev_priv(netdev);
1238 struct hnae_ae_ops *ops;
1240 if (AE_IS_VER1(priv->enet_ver)) {
1242 "RSS feature is not supported on this hardware\n");
1246 ops = priv->ae_handle->dev->ops;
1248 /* currently hfunc can only be Toeplitz hash */
1250 (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
1255 return ops->set_rss(priv->ae_handle, indir, key, hfunc);
1258 static int hns_get_rxnfc(struct net_device *netdev,
1259 struct ethtool_rxnfc *cmd,
1262 struct hns_nic_priv *priv = netdev_priv(netdev);
1265 case ETHTOOL_GRXRINGS:
1266 cmd->data = priv->ae_handle->q_num;
1275 static const struct ethtool_ops hns_ethtool_ops = {
1276 .get_drvinfo = hns_nic_get_drvinfo,
1277 .get_link = hns_nic_get_link,
1278 .get_ringparam = hns_get_ringparam,
1279 .get_pauseparam = hns_get_pauseparam,
1280 .set_pauseparam = hns_set_pauseparam,
1281 .get_coalesce = hns_get_coalesce,
1282 .set_coalesce = hns_set_coalesce,
1283 .get_channels = hns_get_channels,
1284 .self_test = hns_nic_self_test,
1285 .get_strings = hns_get_strings,
1286 .get_sset_count = hns_get_sset_count,
1287 .get_ethtool_stats = hns_get_ethtool_stats,
1288 .set_phys_id = hns_set_phys_id,
1289 .get_regs_len = hns_get_regs_len,
1290 .get_regs = hns_get_regs,
1291 .nway_reset = hns_nic_nway_reset,
1292 .get_rxfh_key_size = hns_get_rss_key_size,
1293 .get_rxfh_indir_size = hns_get_rss_indir_size,
1294 .get_rxfh = hns_get_rss,
1295 .set_rxfh = hns_set_rss,
1296 .get_rxnfc = hns_get_rxnfc,
1297 .get_link_ksettings = hns_nic_get_link_ksettings,
1298 .set_link_ksettings = hns_nic_set_link_ksettings,
1301 void hns_ethtool_set_ops(struct net_device *ndev)
1303 ndev->ethtool_ops = &hns_ethtool_ops;