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 (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);
293 phy_write(phy_dev, HNS_PHY_PAGE_REG, 1);
294 val = phy_read(phy_dev, COPPER_CONTROL_REG);
295 val &= ~PHY_POWER_DOWN;
296 phy_write(phy_dev, COPPER_CONTROL_REG, val);
298 /* Enable Phy Loopback */
299 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
300 val = phy_read(phy_dev, COPPER_CONTROL_REG);
301 val |= PHY_LOOP_BACK;
302 val &= ~PHY_POWER_DOWN;
303 phy_write(phy_dev, COPPER_CONTROL_REG, val);
305 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
306 phy_write(phy_dev, 1, 0x400);
307 phy_write(phy_dev, 7, 0x200);
309 phy_write(phy_dev, HNS_PHY_PAGE_REG, 1);
310 val = phy_read(phy_dev, COPPER_CONTROL_REG);
311 val |= PHY_POWER_DOWN;
312 phy_write(phy_dev, COPPER_CONTROL_REG, val);
314 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
315 phy_write(phy_dev, 9, 0xF00);
317 val = phy_read(phy_dev, COPPER_CONTROL_REG);
318 val &= ~PHY_LOOP_BACK;
319 val |= PHY_POWER_DOWN;
320 phy_write(phy_dev, COPPER_CONTROL_REG, val);
325 static int __lb_setup(struct net_device *ndev,
329 struct hns_nic_priv *priv = netdev_priv(ndev);
330 struct phy_device *phy_dev = ndev->phydev;
331 struct hnae_handle *h = priv->ae_handle;
334 case MAC_INTERNALLOOP_PHY:
335 if ((phy_dev) && (!phy_dev->is_c45)) {
336 ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
337 ret |= h->dev->ops->set_loopback(h, loop, 0x1);
340 case MAC_INTERNALLOOP_MAC:
341 if ((h->dev->ops->set_loopback) &&
342 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
343 ret = h->dev->ops->set_loopback(h, loop, 0x1);
345 case MAC_INTERNALLOOP_SERDES:
346 if (h->dev->ops->set_loopback)
347 ret = h->dev->ops->set_loopback(h, loop, 0x1);
350 if ((phy_dev) && (!phy_dev->is_c45))
351 ret |= hns_nic_config_phy_loopback(phy_dev, 0x0);
353 if (h->dev->ops->set_loopback) {
354 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
355 ret |= h->dev->ops->set_loopback(h,
356 MAC_INTERNALLOOP_MAC, 0x0);
358 ret |= h->dev->ops->set_loopback(h,
359 MAC_INTERNALLOOP_SERDES, 0x0);
368 if (loop == MAC_LOOP_NONE)
369 h->dev->ops->set_promisc_mode(
370 h, ndev->flags & IFF_PROMISC);
372 h->dev->ops->set_promisc_mode(h, 1);
377 static int __lb_up(struct net_device *ndev,
378 enum hnae_loop loop_mode)
380 struct hns_nic_priv *priv = netdev_priv(ndev);
381 struct hnae_handle *h = priv->ae_handle;
385 hns_nic_net_reset(ndev);
387 ret = __lb_setup(ndev, loop_mode);
393 ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
397 /* link adjust duplex*/
398 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
404 h->dev->ops->adjust_link(h, speed, duplex);
409 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
412 struct net_device *ndev;
413 struct hns_nic_priv *priv;
414 struct hnae_ring *ring;
415 struct netdev_queue *dev_queue;
416 struct sk_buff *new_skb;
417 unsigned int frame_size;
420 char buff[33]; /* 32B data and the last character '\0' */
422 if (!ring_data) { /* Just for doing create frame*/
424 priv = netdev_priv(ndev);
426 frame_size = skb->len;
427 memset(skb->data, 0xFF, frame_size);
428 if ((!AE_IS_VER1(priv->enet_ver)) &&
429 (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
430 memcpy(skb->data, ndev->dev_addr, 6);
431 skb->data[5] += 0x1f;
435 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
436 memset(&skb->data[frame_size / 2 + 10], 0xBE,
437 frame_size / 2 - 11);
438 memset(&skb->data[frame_size / 2 + 12], 0xAF,
439 frame_size / 2 - 13);
443 ring = ring_data->ring;
444 ndev = ring_data->napi.dev;
445 if (is_tx_ring(ring)) { /* for tx queue reset*/
446 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
447 netdev_tx_reset_queue(dev_queue);
451 frame_size = skb->len;
454 new_skb = skb_copy(skb, GFP_ATOMIC);
455 dev_kfree_skb_any(skb);
459 if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
460 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
461 (*(skb->data + frame_size / 2 + 12) == 0xAF))
466 ndev->stats.rx_packets++;
467 ndev->stats.rx_bytes += skb->len;
469 ndev->stats.rx_frame_errors++;
470 for (i = 0; i < skb->len; i++) {
471 snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
472 "%02x", *(skb->data + i));
473 if ((i % 16 == 15) || (i == skb->len - 1))
474 pr_info("%s\n", buff);
477 dev_kfree_skb_any(skb);
480 static int __lb_clean_rings(struct hns_nic_priv *priv,
481 int ringid0, int ringid1, int budget)
484 struct hns_nic_ring_data *ring_data;
485 struct net_device *ndev = priv->netdev;
486 unsigned long rx_packets = ndev->stats.rx_packets;
487 unsigned long rx_bytes = ndev->stats.rx_bytes;
488 unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
490 for (i = ringid0; i <= ringid1; i++) {
491 ring_data = &priv->ring_data[i];
492 (void)ring_data->poll_one(ring_data,
493 budget, __lb_other_process);
495 ret = (int)(ndev->stats.rx_packets - rx_packets);
496 ndev->stats.rx_packets = rx_packets;
497 ndev->stats.rx_bytes = rx_bytes;
498 ndev->stats.rx_frame_errors = rx_frame_errors;
503 * nic_run_loopback_test - run loopback test
504 * @nic_dev: net device
505 * @loopback_type: loopback type
507 static int __lb_run_test(struct net_device *ndev,
508 enum hnae_loop loop_mode)
510 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
511 #define NIC_LB_TEST_RING_ID 0
512 #define NIC_LB_TEST_FRAME_SIZE 128
513 /* nic loopback test err */
514 #define NIC_LB_TEST_NO_MEM_ERR 1
515 #define NIC_LB_TEST_TX_CNT_ERR 2
516 #define NIC_LB_TEST_RX_CNT_ERR 3
517 #define NIC_LB_TEST_RX_PKG_ERR 4
518 struct hns_nic_priv *priv = netdev_priv(ndev);
519 struct hnae_handle *h = priv->ae_handle;
520 int i, j, lc, good_cnt, ret_val = 0;
522 netdev_tx_t tx_ret_val;
525 size = NIC_LB_TEST_FRAME_SIZE;
526 /* allocate test skb */
527 skb = alloc_skb(size, GFP_KERNEL);
529 return NIC_LB_TEST_NO_MEM_ERR;
531 /* place data into test skb */
532 (void)skb_put(skb, size);
534 __lb_other_process(NULL, skb);
535 skb->queue_mapping = NIC_LB_TEST_RING_ID;
538 for (j = 0; j < lc; j++) {
539 /* reset count of good packets */
541 /* place 64 packets on the transmit queue*/
542 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
545 tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
547 &tx_ring_data(priv, skb->queue_mapping));
548 if (tx_ret_val == NETDEV_TX_OK)
553 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
554 ret_val = NIC_LB_TEST_TX_CNT_ERR;
555 dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
556 hns_nic_test_strs[loop_mode], good_cnt,
557 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
561 /* allow 100 milliseconds for packets to go from Tx to Rx */
564 good_cnt = __lb_clean_rings(priv,
565 h->q_num, h->q_num * 2 - 1,
566 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
567 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
568 ret_val = NIC_LB_TEST_RX_CNT_ERR;
569 dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
570 hns_nic_test_strs[loop_mode], good_cnt,
571 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
574 (void)__lb_clean_rings(priv,
575 NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
576 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
579 /* free the original skb */
585 static int __lb_down(struct net_device *ndev)
587 struct hns_nic_priv *priv = netdev_priv(ndev);
588 struct hnae_handle *h = priv->ae_handle;
591 ret = __lb_setup(ndev, MAC_LOOP_NONE);
593 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
597 if (h->dev->ops->stop)
598 h->dev->ops->stop(h);
600 usleep_range(10000, 20000);
601 (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
603 hns_nic_net_reset(ndev);
609 * hns_nic_self_test - self test
611 * @eth_test: test cmd
614 static void hns_nic_self_test(struct net_device *ndev,
615 struct ethtool_test *eth_test, u64 *data)
617 struct hns_nic_priv *priv = netdev_priv(ndev);
618 bool if_running = netif_running(ndev);
619 #define SELF_TEST_TPYE_NUM 3
620 int st_param[SELF_TEST_TPYE_NUM][2];
624 st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
625 st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
626 st_param[1][0] = MAC_INTERNALLOOP_SERDES;
627 st_param[1][1] = 1; /*serdes must exist*/
628 st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
629 st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
630 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
632 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
633 set_bit(NIC_STATE_TESTING, &priv->state);
636 (void)dev_close(ndev);
638 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
640 continue; /* NEXT testing */
642 data[test_index] = __lb_up(ndev,
643 (enum hnae_loop)st_param[i][0]);
644 if (!data[test_index]) {
645 data[test_index] = __lb_run_test(
646 ndev, (enum hnae_loop)st_param[i][0]);
647 (void)__lb_down(ndev);
650 if (data[test_index])
651 eth_test->flags |= ETH_TEST_FL_FAILED;
656 hns_nic_net_reset(priv->netdev);
658 clear_bit(NIC_STATE_TESTING, &priv->state);
661 (void)dev_open(ndev);
663 /* Online tests aren't run; pass by default */
665 (void)msleep_interruptible(4 * 1000);
669 * hns_nic_get_drvinfo - get net driver info
671 * @drvinfo: driver info
673 static void hns_nic_get_drvinfo(struct net_device *net_dev,
674 struct ethtool_drvinfo *drvinfo)
676 struct hns_nic_priv *priv = netdev_priv(net_dev);
678 strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
679 sizeof(drvinfo->version));
680 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
682 strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
683 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
685 strncpy(drvinfo->bus_info, priv->dev->bus->name,
686 sizeof(drvinfo->bus_info));
687 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
689 strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
690 drvinfo->eedump_len = 0;
694 * hns_get_ringparam - get ring parameter
696 * @param: ethtool parameter
698 void hns_get_ringparam(struct net_device *net_dev,
699 struct ethtool_ringparam *param)
701 struct hns_nic_priv *priv = netdev_priv(net_dev);
702 struct hnae_ae_ops *ops;
703 struct hnae_queue *queue;
706 queue = priv->ae_handle->qs[0];
707 ops = priv->ae_handle->dev->ops;
709 if (ops->get_ring_bdnum_limit)
710 ops->get_ring_bdnum_limit(queue, &uplimit);
712 param->rx_max_pending = uplimit;
713 param->tx_max_pending = uplimit;
714 param->rx_pending = queue->rx_ring.desc_num;
715 param->tx_pending = queue->tx_ring.desc_num;
719 * hns_get_pauseparam - get pause parameter
721 * @param: pause parameter
723 static void hns_get_pauseparam(struct net_device *net_dev,
724 struct ethtool_pauseparam *param)
726 struct hns_nic_priv *priv = netdev_priv(net_dev);
727 struct hnae_ae_ops *ops;
729 ops = priv->ae_handle->dev->ops;
731 if (ops->get_pauseparam)
732 ops->get_pauseparam(priv->ae_handle, ¶m->autoneg,
733 ¶m->rx_pause, ¶m->tx_pause);
737 * hns_set_pauseparam - set pause parameter
739 * @param: pause parameter
741 * Return 0 on success, negative on failure
743 static int hns_set_pauseparam(struct net_device *net_dev,
744 struct ethtool_pauseparam *param)
746 struct hns_nic_priv *priv = netdev_priv(net_dev);
747 struct hnae_handle *h;
748 struct hnae_ae_ops *ops;
753 if (!ops->set_pauseparam)
756 return ops->set_pauseparam(priv->ae_handle, param->autoneg,
757 param->rx_pause, param->tx_pause);
761 * hns_get_coalesce - get coalesce info.
763 * @ec: coalesce info.
765 * Return 0 on success, negative on failure.
767 static int hns_get_coalesce(struct net_device *net_dev,
768 struct ethtool_coalesce *ec)
770 struct hns_nic_priv *priv = netdev_priv(net_dev);
771 struct hnae_ae_ops *ops;
773 ops = priv->ae_handle->dev->ops;
775 ec->use_adaptive_rx_coalesce = 1;
776 ec->use_adaptive_tx_coalesce = 1;
778 if ((!ops->get_coalesce_usecs) ||
779 (!ops->get_max_coalesced_frames))
782 ops->get_coalesce_usecs(priv->ae_handle,
783 &ec->tx_coalesce_usecs,
784 &ec->rx_coalesce_usecs);
786 ops->get_max_coalesced_frames(
788 &ec->tx_max_coalesced_frames,
789 &ec->rx_max_coalesced_frames);
791 ops->get_coalesce_range(priv->ae_handle,
792 &ec->tx_max_coalesced_frames_low,
793 &ec->rx_max_coalesced_frames_low,
794 &ec->tx_max_coalesced_frames_high,
795 &ec->rx_max_coalesced_frames_high,
796 &ec->tx_coalesce_usecs_low,
797 &ec->rx_coalesce_usecs_low,
798 &ec->tx_coalesce_usecs_high,
799 &ec->rx_coalesce_usecs_high);
805 * hns_set_coalesce - set coalesce info.
807 * @ec: coalesce info.
809 * Return 0 on success, negative on failure.
811 static int hns_set_coalesce(struct net_device *net_dev,
812 struct ethtool_coalesce *ec)
814 struct hns_nic_priv *priv = netdev_priv(net_dev);
815 struct hnae_ae_ops *ops;
818 ops = priv->ae_handle->dev->ops;
820 if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
823 if ((!ops->set_coalesce_usecs) ||
824 (!ops->set_coalesce_frames))
827 rc1 = ops->set_coalesce_usecs(priv->ae_handle,
828 ec->rx_coalesce_usecs);
830 rc2 = ops->set_coalesce_frames(priv->ae_handle,
831 ec->tx_max_coalesced_frames,
832 ec->rx_max_coalesced_frames);
841 * hns_get_channels - get channel info.
845 void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
847 struct hns_nic_priv *priv = netdev_priv(net_dev);
849 ch->max_rx = priv->ae_handle->q_num;
850 ch->max_tx = priv->ae_handle->q_num;
852 ch->rx_count = priv->ae_handle->q_num;
853 ch->tx_count = priv->ae_handle->q_num;
857 * get_ethtool_stats - get detail statistics.
859 * @stats: statistics info.
860 * @data: statistics data.
862 void hns_get_ethtool_stats(struct net_device *netdev,
863 struct ethtool_stats *stats, u64 *data)
866 struct hns_nic_priv *priv = netdev_priv(netdev);
867 struct hnae_handle *h = priv->ae_handle;
868 const struct rtnl_link_stats64 *net_stats;
869 struct rtnl_link_stats64 temp;
871 if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
872 netdev_err(netdev, "get_stats or update_stats is null!\n");
876 h->dev->ops->update_stats(h, &netdev->stats);
878 net_stats = dev_get_stats(netdev, &temp);
880 /* get netdev statistics */
881 p[0] = net_stats->rx_packets;
882 p[1] = net_stats->tx_packets;
883 p[2] = net_stats->rx_bytes;
884 p[3] = net_stats->tx_bytes;
885 p[4] = net_stats->rx_errors;
886 p[5] = net_stats->tx_errors;
887 p[6] = net_stats->rx_dropped;
888 p[7] = net_stats->tx_dropped;
889 p[8] = net_stats->multicast;
890 p[9] = net_stats->collisions;
891 p[10] = net_stats->rx_over_errors;
892 p[11] = net_stats->rx_crc_errors;
893 p[12] = net_stats->rx_frame_errors;
894 p[13] = net_stats->rx_fifo_errors;
895 p[14] = net_stats->rx_missed_errors;
896 p[15] = net_stats->tx_aborted_errors;
897 p[16] = net_stats->tx_carrier_errors;
898 p[17] = net_stats->tx_fifo_errors;
899 p[18] = net_stats->tx_heartbeat_errors;
900 p[19] = net_stats->rx_length_errors;
901 p[20] = net_stats->tx_window_errors;
902 p[21] = net_stats->rx_compressed;
903 p[22] = net_stats->tx_compressed;
905 p[23] = netdev->rx_dropped.counter;
906 p[24] = netdev->tx_dropped.counter;
908 p[25] = priv->tx_timeout_count;
910 /* get driver statistics */
911 h->dev->ops->get_stats(h, &p[26]);
915 * get_strings: Return a set of strings that describe the requested objects
917 * @stats: string set ID.
918 * @data: objects data.
920 void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
922 struct hns_nic_priv *priv = netdev_priv(netdev);
923 struct hnae_handle *h = priv->ae_handle;
924 char *buff = (char *)data;
926 if (!h->dev->ops->get_strings) {
927 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
931 if (stringset == ETH_SS_TEST) {
932 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
933 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
935 buff += ETH_GSTRING_LEN;
937 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
939 buff += ETH_GSTRING_LEN;
940 if ((netdev->phydev) && (!netdev->phydev->is_c45))
941 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
945 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
946 buff = buff + ETH_GSTRING_LEN;
947 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
948 buff = buff + ETH_GSTRING_LEN;
949 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
950 buff = buff + ETH_GSTRING_LEN;
951 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
952 buff = buff + ETH_GSTRING_LEN;
953 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
954 buff = buff + ETH_GSTRING_LEN;
955 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
956 buff = buff + ETH_GSTRING_LEN;
957 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
958 buff = buff + ETH_GSTRING_LEN;
959 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
960 buff = buff + ETH_GSTRING_LEN;
961 snprintf(buff, ETH_GSTRING_LEN, "multicast");
962 buff = buff + ETH_GSTRING_LEN;
963 snprintf(buff, ETH_GSTRING_LEN, "collisions");
964 buff = buff + ETH_GSTRING_LEN;
965 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
966 buff = buff + ETH_GSTRING_LEN;
967 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
968 buff = buff + ETH_GSTRING_LEN;
969 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
970 buff = buff + ETH_GSTRING_LEN;
971 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
972 buff = buff + ETH_GSTRING_LEN;
973 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
974 buff = buff + ETH_GSTRING_LEN;
975 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
976 buff = buff + ETH_GSTRING_LEN;
977 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
978 buff = buff + ETH_GSTRING_LEN;
979 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
980 buff = buff + ETH_GSTRING_LEN;
981 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
982 buff = buff + ETH_GSTRING_LEN;
983 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
984 buff = buff + ETH_GSTRING_LEN;
985 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
986 buff = buff + ETH_GSTRING_LEN;
987 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
988 buff = buff + ETH_GSTRING_LEN;
989 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
990 buff = buff + ETH_GSTRING_LEN;
991 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
992 buff = buff + ETH_GSTRING_LEN;
993 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
994 buff = buff + ETH_GSTRING_LEN;
996 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
997 buff = buff + ETH_GSTRING_LEN;
999 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
1004 * nic_get_sset_count - get string set count witch returned by nic_get_strings.
1006 * @stringset: string set index, 0: self test string; 1: statistics string.
1008 * Return string set count.
1010 int hns_get_sset_count(struct net_device *netdev, int stringset)
1012 struct hns_nic_priv *priv = netdev_priv(netdev);
1013 struct hnae_handle *h = priv->ae_handle;
1014 struct hnae_ae_ops *ops = h->dev->ops;
1016 if (!ops->get_sset_count) {
1017 netdev_err(netdev, "get_sset_count is null!\n");
1020 if (stringset == ETH_SS_TEST) {
1021 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
1023 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
1026 if ((!netdev->phydev) || (netdev->phydev->is_c45))
1031 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
1036 * hns_phy_led_set - set phy LED status.
1038 * @value: LED state.
1040 * Return 0 on success, negative on failure.
1042 int hns_phy_led_set(struct net_device *netdev, int value)
1045 struct phy_device *phy_dev = netdev->phydev;
1047 retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1048 retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1049 retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1051 netdev_err(netdev, "mdiobus_write fail !\n");
1058 * nic_set_phys_id - set phy identify LED.
1060 * @state: LED state.
1062 * Return 0 on success, negative on failure.
1064 int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1066 struct hns_nic_priv *priv = netdev_priv(netdev);
1067 struct hnae_handle *h = priv->ae_handle;
1068 struct phy_device *phy_dev = netdev->phydev;
1073 case ETHTOOL_ID_ACTIVE:
1074 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1079 priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1081 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1082 HNS_PHY_PAGE_COPPER);
1087 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1091 case ETHTOOL_ID_OFF:
1092 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1096 case ETHTOOL_ID_INACTIVE:
1097 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1102 ret = phy_write(phy_dev, HNS_LED_FC_REG,
1107 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1108 HNS_PHY_PAGE_COPPER);
1117 case ETHTOOL_ID_ACTIVE:
1118 return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1120 return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1121 case ETHTOOL_ID_OFF:
1122 return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1123 case ETHTOOL_ID_INACTIVE:
1124 return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1133 * hns_get_regs - get net device register
1136 * @date: register data
1138 void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1141 struct hns_nic_priv *priv = netdev_priv(net_dev);
1142 struct hnae_ae_ops *ops;
1144 ops = priv->ae_handle->dev->ops;
1146 cmd->version = HNS_CHIP_VERSION;
1147 if (!ops->get_regs) {
1148 netdev_err(net_dev, "ops->get_regs is null!\n");
1151 ops->get_regs(priv->ae_handle, data);
1155 * nic_get_regs_len - get total register len.
1158 * Return total register len.
1160 static int hns_get_regs_len(struct net_device *net_dev)
1163 struct hns_nic_priv *priv = netdev_priv(net_dev);
1164 struct hnae_ae_ops *ops;
1166 ops = priv->ae_handle->dev->ops;
1167 if (!ops->get_regs_len) {
1168 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1172 reg_num = ops->get_regs_len(priv->ae_handle);
1174 return reg_num * sizeof(u32);
1176 return reg_num; /* error code */
1180 * hns_nic_nway_reset - nway reset
1183 * Return 0 on success, negative on failure
1185 static int hns_nic_nway_reset(struct net_device *netdev)
1188 struct phy_device *phy = netdev->phydev;
1190 if (netif_running(netdev)) {
1191 /* if autoneg is disabled, don't restart auto-negotiation */
1192 if (phy && phy->autoneg == AUTONEG_ENABLE)
1193 ret = genphy_restart_aneg(phy);
1200 hns_get_rss_key_size(struct net_device *netdev)
1202 struct hns_nic_priv *priv = netdev_priv(netdev);
1203 struct hnae_ae_ops *ops;
1205 if (AE_IS_VER1(priv->enet_ver)) {
1207 "RSS feature is not supported on this hardware\n");
1211 ops = priv->ae_handle->dev->ops;
1212 return ops->get_rss_key_size(priv->ae_handle);
1216 hns_get_rss_indir_size(struct net_device *netdev)
1218 struct hns_nic_priv *priv = netdev_priv(netdev);
1219 struct hnae_ae_ops *ops;
1221 if (AE_IS_VER1(priv->enet_ver)) {
1223 "RSS feature is not supported on this hardware\n");
1227 ops = priv->ae_handle->dev->ops;
1228 return ops->get_rss_indir_size(priv->ae_handle);
1232 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1234 struct hns_nic_priv *priv = netdev_priv(netdev);
1235 struct hnae_ae_ops *ops;
1237 if (AE_IS_VER1(priv->enet_ver)) {
1239 "RSS feature is not supported on this hardware\n");
1243 ops = priv->ae_handle->dev->ops;
1248 return ops->get_rss(priv->ae_handle, indir, key, hfunc);
1252 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1255 struct hns_nic_priv *priv = netdev_priv(netdev);
1256 struct hnae_ae_ops *ops;
1258 if (AE_IS_VER1(priv->enet_ver)) {
1260 "RSS feature is not supported on this hardware\n");
1264 ops = priv->ae_handle->dev->ops;
1266 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) {
1267 netdev_err(netdev, "Invalid hfunc!\n");
1271 return ops->set_rss(priv->ae_handle, indir, key, hfunc);
1274 static int hns_get_rxnfc(struct net_device *netdev,
1275 struct ethtool_rxnfc *cmd,
1278 struct hns_nic_priv *priv = netdev_priv(netdev);
1281 case ETHTOOL_GRXRINGS:
1282 cmd->data = priv->ae_handle->q_num;
1291 static const struct ethtool_ops hns_ethtool_ops = {
1292 .get_drvinfo = hns_nic_get_drvinfo,
1293 .get_link = hns_nic_get_link,
1294 .get_ringparam = hns_get_ringparam,
1295 .get_pauseparam = hns_get_pauseparam,
1296 .set_pauseparam = hns_set_pauseparam,
1297 .get_coalesce = hns_get_coalesce,
1298 .set_coalesce = hns_set_coalesce,
1299 .get_channels = hns_get_channels,
1300 .self_test = hns_nic_self_test,
1301 .get_strings = hns_get_strings,
1302 .get_sset_count = hns_get_sset_count,
1303 .get_ethtool_stats = hns_get_ethtool_stats,
1304 .set_phys_id = hns_set_phys_id,
1305 .get_regs_len = hns_get_regs_len,
1306 .get_regs = hns_get_regs,
1307 .nway_reset = hns_nic_nway_reset,
1308 .get_rxfh_key_size = hns_get_rss_key_size,
1309 .get_rxfh_indir_size = hns_get_rss_indir_size,
1310 .get_rxfh = hns_get_rss,
1311 .set_rxfh = hns_set_rss,
1312 .get_rxnfc = hns_get_rxnfc,
1313 .get_link_ksettings = hns_nic_get_link_ksettings,
1314 .set_link_ksettings = hns_nic_set_link_ksettings,
1317 void hns_ethtool_set_ops(struct net_device *ndev)
1319 ndev->ethtool_ops = &hns_ethtool_ops;