hns3_ethtool.c 37.4 KB
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// SPDX-License-Identifier: GPL-2.0+
// Copyright (c) 2016-2017 Hisilicon Limited.
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#include <linux/etherdevice.h>
#include <linux/string.h>
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#include <linux/phy.h>
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#include "hns3_enet.h"

struct hns3_stats {
	char stats_string[ETH_GSTRING_LEN];
	int stats_offset;
};

/* tqp related stats */
#define HNS3_TQP_STAT(_string, _member)	{			\
	.stats_string = _string,				\
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	.stats_offset = offsetof(struct hns3_enet_ring, stats) +\
			offsetof(struct ring_stats, _member),   \
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}
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static const struct hns3_stats hns3_txq_stats[] = {
	/* Tx per-queue statistics */
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	HNS3_TQP_STAT("io_err_cnt", io_err_cnt),
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	HNS3_TQP_STAT("dropped", sw_err_cnt),
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	HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
	HNS3_TQP_STAT("packets", tx_pkts),
	HNS3_TQP_STAT("bytes", tx_bytes),
	HNS3_TQP_STAT("errors", tx_err_cnt),
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	HNS3_TQP_STAT("wake", restart_queue),
	HNS3_TQP_STAT("busy", tx_busy),
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	HNS3_TQP_STAT("copy", tx_copy),
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	HNS3_TQP_STAT("vlan_err", tx_vlan_err),
	HNS3_TQP_STAT("l4_proto_err", tx_l4_proto_err),
	HNS3_TQP_STAT("l2l3l4_err", tx_l2l3l4_err),
	HNS3_TQP_STAT("tso_err", tx_tso_err),
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};

#define HNS3_TXQ_STATS_COUNT ARRAY_SIZE(hns3_txq_stats)

static const struct hns3_stats hns3_rxq_stats[] = {
	/* Rx per-queue statistics */
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	HNS3_TQP_STAT("io_err_cnt", io_err_cnt),
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	HNS3_TQP_STAT("dropped", sw_err_cnt),
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	HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
	HNS3_TQP_STAT("packets", rx_pkts),
	HNS3_TQP_STAT("bytes", rx_bytes),
	HNS3_TQP_STAT("errors", rx_err_cnt),
	HNS3_TQP_STAT("reuse_pg_cnt", reuse_pg_cnt),
	HNS3_TQP_STAT("err_pkt_len", err_pkt_len),
	HNS3_TQP_STAT("err_bd_num", err_bd_num),
	HNS3_TQP_STAT("l2_err", l2_err),
	HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err),
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	HNS3_TQP_STAT("multicast", rx_multicast),
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	HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg),
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};

#define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats)

#define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT)

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#define HNS3_SELF_TEST_TYPE_NUM         4
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#define HNS3_NIC_LB_TEST_PKT_NUM	1
#define HNS3_NIC_LB_TEST_RING_ID	0
#define HNS3_NIC_LB_TEST_PACKET_SIZE	128
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#define HNS3_NIC_LB_SETUP_USEC		10000
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/* Nic loopback test err  */
#define HNS3_NIC_LB_TEST_NO_MEM_ERR	1
#define HNS3_NIC_LB_TEST_TX_CNT_ERR	2
#define HNS3_NIC_LB_TEST_RX_CNT_ERR	3

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static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en)
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{
	struct hnae3_handle *h = hns3_get_handle(ndev);
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	bool vlan_filter_enable;
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	int ret;

	if (!h->ae_algo->ops->set_loopback ||
	    !h->ae_algo->ops->set_promisc_mode)
		return -EOPNOTSUPP;

	switch (loop) {
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	case HNAE3_LOOP_SERIAL_SERDES:
	case HNAE3_LOOP_PARALLEL_SERDES:
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	case HNAE3_LOOP_APP:
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	case HNAE3_LOOP_PHY:
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		ret = h->ae_algo->ops->set_loopback(h, loop, en);
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		break;
	default:
		ret = -ENOTSUPP;
		break;
	}

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	if (ret || h->pdev->revision >= 0x21)
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		return ret;

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	if (en) {
		h->ae_algo->ops->set_promisc_mode(h, true, true);
	} else {
		/* recover promisc mode before loopback test */
		hns3_update_promisc_mode(ndev, h->netdev_flags);
		vlan_filter_enable = ndev->flags & IFF_PROMISC ? false : true;
		hns3_enable_vlan_filter(ndev, vlan_filter_enable);
	}
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	return ret;
}

static int hns3_lp_up(struct net_device *ndev, enum hnae3_loop loop_mode)
{
	struct hnae3_handle *h = hns3_get_handle(ndev);
	int ret;

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	ret = hns3_nic_reset_all_ring(h);
	if (ret)
		return ret;

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	ret = hns3_lp_setup(ndev, loop_mode, true);
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	usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
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	return ret;
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}

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static int hns3_lp_down(struct net_device *ndev, enum hnae3_loop loop_mode)
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{
	int ret;

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	ret = hns3_lp_setup(ndev, loop_mode, false);
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	if (ret) {
		netdev_err(ndev, "lb_setup return error: %d\n", ret);
		return ret;
	}

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	usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
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	return 0;
}

static void hns3_lp_setup_skb(struct sk_buff *skb)
{
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#define	HNS3_NIC_LB_DST_MAC_ADDR	0x1f

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	struct net_device *ndev = skb->dev;
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	struct hnae3_handle *handle;
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	unsigned char *packet;
	struct ethhdr *ethh;
	unsigned int i;

	skb_reserve(skb, NET_IP_ALIGN);
	ethh = skb_put(skb, sizeof(struct ethhdr));
	packet = skb_put(skb, HNS3_NIC_LB_TEST_PACKET_SIZE);

	memcpy(ethh->h_dest, ndev->dev_addr, ETH_ALEN);
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	/* The dst mac addr of loopback packet is the same as the host'
	 * mac addr, the SSU component may loop back the packet to host
	 * before the packet reaches mac or serdes, which will defect
	 * the purpose of mac or serdes selftest.
	 */
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	handle = hns3_get_handle(ndev);
	if (handle->pdev->revision == 0x20)
		ethh->h_dest[5] += HNS3_NIC_LB_DST_MAC_ADDR;
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	eth_zero_addr(ethh->h_source);
	ethh->h_proto = htons(ETH_P_ARP);
	skb_reset_mac_header(skb);

	for (i = 0; i < HNS3_NIC_LB_TEST_PACKET_SIZE; i++)
		packet[i] = (unsigned char)(i & 0xff);
}

static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring,
				   struct sk_buff *skb)
{
	struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector;
	unsigned char *packet = skb->data;
	u32 i;

	for (i = 0; i < skb->len; i++)
		if (packet[i] != (unsigned char)(i & 0xff))
			break;

	/* The packet is correctly received */
	if (i == skb->len)
		tqp_vector->rx_group.total_packets++;
	else
		print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1,
			       skb->data, skb->len, true);

	dev_kfree_skb_any(skb);
}

static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget)
{
	struct hnae3_handle *h = priv->ae_handle;
	struct hnae3_knic_private_info *kinfo;
	u32 i, rcv_good_pkt_total = 0;

	kinfo = &h->kinfo;
	for (i = kinfo->num_tqps; i < kinfo->num_tqps * 2; i++) {
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		struct hns3_enet_ring *ring = &priv->ring[i];
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		struct hns3_enet_ring_group *rx_group;
		u64 pre_rx_pkt;

		rx_group = &ring->tqp_vector->rx_group;
		pre_rx_pkt = rx_group->total_packets;

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		preempt_disable();
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		hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data);
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		preempt_enable();
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		rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt);
		rx_group->total_packets = pre_rx_pkt;
	}
	return rcv_good_pkt_total;
}

static void hns3_lb_clear_tx_ring(struct hns3_nic_priv *priv, u32 start_ringid,
				  u32 end_ringid, u32 budget)
{
	u32 i;

	for (i = start_ringid; i <= end_ringid; i++) {
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		struct hns3_enet_ring *ring = &priv->ring[i];
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		hns3_clean_tx_ring(ring);
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	}
}

/**
 * hns3_lp_run_test -  run loopback test
 * @ndev: net device
 * @mode: loopback type
 */
static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode)
{
	struct hns3_nic_priv *priv = netdev_priv(ndev);
	struct sk_buff *skb;
	u32 i, good_cnt;
	int ret_val = 0;

	skb = alloc_skb(HNS3_NIC_LB_TEST_PACKET_SIZE + ETH_HLEN + NET_IP_ALIGN,
			GFP_KERNEL);
	if (!skb)
		return HNS3_NIC_LB_TEST_NO_MEM_ERR;

	skb->dev = ndev;
	hns3_lp_setup_skb(skb);
	skb->queue_mapping = HNS3_NIC_LB_TEST_RING_ID;

	good_cnt = 0;
	for (i = 0; i < HNS3_NIC_LB_TEST_PKT_NUM; i++) {
		netdev_tx_t tx_ret;

		skb_get(skb);
		tx_ret = hns3_nic_net_xmit(skb, ndev);
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		if (tx_ret == NETDEV_TX_OK) {
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			good_cnt++;
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		} else {
			kfree_skb(skb);
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			netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n",
				   tx_ret);
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		}
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	}
	if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
		ret_val = HNS3_NIC_LB_TEST_TX_CNT_ERR;
		netdev_err(ndev, "mode %d sent fail, cnt=0x%x, budget=0x%x\n",
			   mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
		goto out;
	}

	/* Allow 200 milliseconds for packets to go from Tx to Rx */
	msleep(200);

	good_cnt = hns3_lb_check_rx_ring(priv, HNS3_NIC_LB_TEST_PKT_NUM);
	if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
		ret_val = HNS3_NIC_LB_TEST_RX_CNT_ERR;
		netdev_err(ndev, "mode %d recv fail, cnt=0x%x, budget=0x%x\n",
			   mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
	}

out:
	hns3_lb_clear_tx_ring(priv, HNS3_NIC_LB_TEST_RING_ID,
			      HNS3_NIC_LB_TEST_RING_ID,
			      HNS3_NIC_LB_TEST_PKT_NUM);

	kfree_skb(skb);
	return ret_val;
}

/**
 * hns3_nic_self_test - self test
 * @ndev: net device
 * @eth_test: test cmd
 * @data: test result
 */
static void hns3_self_test(struct net_device *ndev,
			   struct ethtool_test *eth_test, u64 *data)
{
	struct hns3_nic_priv *priv = netdev_priv(ndev);
	struct hnae3_handle *h = priv->ae_handle;
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	int st_param[HNS3_SELF_TEST_TYPE_NUM][2];
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	bool if_running = netif_running(ndev);
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#if IS_ENABLED(CONFIG_VLAN_8021Q)
	bool dis_vlan_filter;
#endif
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	int test_index = 0;
	u32 i;

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	if (hns3_nic_resetting(ndev)) {
		netdev_err(ndev, "dev resetting!");
		return;
	}

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	/* Only do offline selftest, or pass by default */
	if (eth_test->flags != ETH_TEST_FL_OFFLINE)
		return;

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	netif_dbg(h, drv, ndev, "self test start");

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	st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP;
	st_param[HNAE3_LOOP_APP][1] =
			h->flags & HNAE3_SUPPORT_APP_LOOPBACK;
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	st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES;
	st_param[HNAE3_LOOP_SERIAL_SERDES][1] =
			h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;

	st_param[HNAE3_LOOP_PARALLEL_SERDES][0] =
			HNAE3_LOOP_PARALLEL_SERDES;
	st_param[HNAE3_LOOP_PARALLEL_SERDES][1] =
			h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
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	st_param[HNAE3_LOOP_PHY][0] = HNAE3_LOOP_PHY;
	st_param[HNAE3_LOOP_PHY][1] =
			h->flags & HNAE3_SUPPORT_PHY_LOOPBACK;

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	if (if_running)
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		ndev->netdev_ops->ndo_stop(ndev);
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#if IS_ENABLED(CONFIG_VLAN_8021Q)
	/* Disable the vlan filter for selftest does not support it */
	dis_vlan_filter = (ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) &&
				h->ae_algo->ops->enable_vlan_filter;
	if (dis_vlan_filter)
		h->ae_algo->ops->enable_vlan_filter(h, false);
#endif

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	/* Tell firmware to stop mac autoneg before loopback test start,
	 * otherwise loopback test may be failed when the port is still
	 * negotiating.
	 */
	if (h->ae_algo->ops->halt_autoneg)
		h->ae_algo->ops->halt_autoneg(h, true);

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	set_bit(HNS3_NIC_STATE_TESTING, &priv->state);

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	for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) {
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		enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0];

		if (!st_param[i][1])
			continue;

		data[test_index] = hns3_lp_up(ndev, loop_type);
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		if (!data[test_index])
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			data[test_index] = hns3_lp_run_test(ndev, loop_type);
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		hns3_lp_down(ndev, loop_type);
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		if (data[test_index])
			eth_test->flags |= ETH_TEST_FL_FAILED;

		test_index++;
	}

	clear_bit(HNS3_NIC_STATE_TESTING, &priv->state);

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	if (h->ae_algo->ops->halt_autoneg)
		h->ae_algo->ops->halt_autoneg(h, false);

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#if IS_ENABLED(CONFIG_VLAN_8021Q)
	if (dis_vlan_filter)
		h->ae_algo->ops->enable_vlan_filter(h, true);
#endif

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	if (if_running)
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		ndev->netdev_ops->ndo_open(ndev);
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	netif_dbg(h, drv, ndev, "self test end\n");
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}

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static int hns3_get_sset_count(struct net_device *netdev, int stringset)
{
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	struct hnae3_handle *h = hns3_get_handle(netdev);
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	const struct hnae3_ae_ops *ops = h->ae_algo->ops;

	if (!ops->get_sset_count)
		return -EOPNOTSUPP;

	switch (stringset) {
	case ETH_SS_STATS:
		return ((HNS3_TQP_STATS_COUNT * h->kinfo.num_tqps) +
			ops->get_sset_count(h, stringset));

	case ETH_SS_TEST:
		return ops->get_sset_count(h, stringset);

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	default:
		return -EOPNOTSUPP;
	}
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}

static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats,
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		u32 stat_count, u32 num_tqps, const char *prefix)
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{
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#define MAX_PREFIX_SIZE (6 + 4)
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	u32 size_left;
	u32 i, j;
	u32 n1;

	for (i = 0; i < num_tqps; i++) {
		for (j = 0; j < stat_count; j++) {
			data[ETH_GSTRING_LEN - 1] = '\0';

			/* first, prepend the prefix string */
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			n1 = snprintf(data, MAX_PREFIX_SIZE, "%s%d_",
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				      prefix, i);
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			n1 = min_t(uint, n1, MAX_PREFIX_SIZE - 1);
			size_left = (ETH_GSTRING_LEN - 1) - n1;

			/* now, concatenate the stats string to it */
			strncat(data, stats[j].stats_string, size_left);
			data += ETH_GSTRING_LEN;
		}
	}

	return data;
}

static u8 *hns3_get_strings_tqps(struct hnae3_handle *handle, u8 *data)
{
	struct hnae3_knic_private_info *kinfo = &handle->kinfo;
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	const char tx_prefix[] = "txq";
	const char rx_prefix[] = "rxq";
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	/* get strings for Tx */
	data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT,
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				   kinfo->num_tqps, tx_prefix);
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	/* get strings for Rx */
	data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT,
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				   kinfo->num_tqps, rx_prefix);
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	return data;
}

static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
{
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	struct hnae3_handle *h = hns3_get_handle(netdev);
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	const struct hnae3_ae_ops *ops = h->ae_algo->ops;
	char *buff = (char *)data;

	if (!ops->get_strings)
		return;

	switch (stringset) {
	case ETH_SS_STATS:
		buff = hns3_get_strings_tqps(h, buff);
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		ops->get_strings(h, stringset, (u8 *)buff);
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		break;
	case ETH_SS_TEST:
		ops->get_strings(h, stringset, data);
		break;
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	default:
		break;
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	}
}

static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data)
{
	struct hns3_nic_priv *nic_priv = (struct hns3_nic_priv *)handle->priv;
	struct hnae3_knic_private_info *kinfo = &handle->kinfo;
	struct hns3_enet_ring *ring;
	u8 *stat;
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	int i, j;
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	/* get stats for Tx */
	for (i = 0; i < kinfo->num_tqps; i++) {
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		ring = &nic_priv->ring[i];
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		for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) {
			stat = (u8 *)ring + hns3_txq_stats[j].stats_offset;
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			*data++ = *(u64 *)stat;
		}
	}

	/* get stats for Rx */
	for (i = 0; i < kinfo->num_tqps; i++) {
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		ring = &nic_priv->ring[i + kinfo->num_tqps];
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		for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) {
			stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset;
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			*data++ = *(u64 *)stat;
		}
	}

	return data;
}

/* hns3_get_stats - get detail statistics.
 * @netdev: net device
 * @stats: statistics info.
 * @data: statistics data.
 */
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static void hns3_get_stats(struct net_device *netdev,
			   struct ethtool_stats *stats, u64 *data)
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{
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	struct hnae3_handle *h = hns3_get_handle(netdev);
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	u64 *p = data;

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	if (hns3_nic_resetting(netdev)) {
		netdev_err(netdev, "dev resetting, could not get stats\n");
		return;
	}

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	if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) {
		netdev_err(netdev, "could not get any statistics\n");
		return;
	}

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	h->ae_algo->ops->update_stats(h, &netdev->stats);
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	/* get per-queue stats */
	p = hns3_get_stats_tqps(h, p);

	/* get MAC & other misc hardware stats */
	h->ae_algo->ops->get_stats(h, p);
}

static void hns3_get_drvinfo(struct net_device *netdev,
			     struct ethtool_drvinfo *drvinfo)
{
	struct hns3_nic_priv *priv = netdev_priv(netdev);
	struct hnae3_handle *h = priv->ae_handle;
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	u32 fw_version;
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	if (!h->ae_algo->ops->get_fw_version) {
		netdev_err(netdev, "could not get fw version!\n");
		return;
	}

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	strncpy(drvinfo->version, hns3_driver_version,
		sizeof(drvinfo->version));
	drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';

	strncpy(drvinfo->driver, h->pdev->driver->name,
		sizeof(drvinfo->driver));
	drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';

	strncpy(drvinfo->bus_info, pci_name(h->pdev),
		sizeof(drvinfo->bus_info));
	drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';

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	fw_version = priv->ae_handle->ae_algo->ops->get_fw_version(h);

	snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
		 "%lu.%lu.%lu.%lu",
		 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE3_MASK,
				 HNAE3_FW_VERSION_BYTE3_SHIFT),
		 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE2_MASK,
				 HNAE3_FW_VERSION_BYTE2_SHIFT),
		 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE1_MASK,
				 HNAE3_FW_VERSION_BYTE1_SHIFT),
		 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE0_MASK,
				 HNAE3_FW_VERSION_BYTE0_SHIFT));
574 575 576 577
}

static u32 hns3_get_link(struct net_device *netdev)
{
578
	struct hnae3_handle *h = hns3_get_handle(netdev);
579

580
	if (h->ae_algo->ops->get_status)
581 582 583 584 585 586 587 588 589
		return h->ae_algo->ops->get_status(h);
	else
		return 0;
}

static void hns3_get_ringparam(struct net_device *netdev,
			       struct ethtool_ringparam *param)
{
	struct hns3_nic_priv *priv = netdev_priv(netdev);
590 591
	struct hnae3_handle *h = priv->ae_handle;
	int queue_num = h->kinfo.num_tqps;
592

593 594 595 596 597
	if (hns3_nic_resetting(netdev)) {
		netdev_err(netdev, "dev resetting!");
		return;
	}

598 599 600
	param->tx_max_pending = HNS3_RING_MAX_PENDING;
	param->rx_max_pending = HNS3_RING_MAX_PENDING;

601 602
	param->tx_pending = priv->ring[0].desc_num;
	param->rx_pending = priv->ring[queue_num].desc_num;
603 604 605 606 607
}

static void hns3_get_pauseparam(struct net_device *netdev,
				struct ethtool_pauseparam *param)
{
608
	struct hnae3_handle *h = hns3_get_handle(netdev);
609

610
	if (h->ae_algo->ops->get_pauseparam)
611 612 613 614
		h->ae_algo->ops->get_pauseparam(h, &param->autoneg,
			&param->rx_pause, &param->tx_pause);
}

615 616 617 618 619
static int hns3_set_pauseparam(struct net_device *netdev,
			       struct ethtool_pauseparam *param)
{
	struct hnae3_handle *h = hns3_get_handle(netdev);

620 621 622 623
	netif_dbg(h, drv, netdev,
		  "set pauseparam: autoneg=%u, rx:%u, tx:%u\n",
		  param->autoneg, param->rx_pause, param->tx_pause);

624 625 626 627 628 629 630
	if (h->ae_algo->ops->set_pauseparam)
		return h->ae_algo->ops->set_pauseparam(h, param->autoneg,
						       param->rx_pause,
						       param->tx_pause);
	return -EOPNOTSUPP;
}

631 632 633 634 635 636 637 638 639 640 641 642
static void hns3_get_ksettings(struct hnae3_handle *h,
			       struct ethtool_link_ksettings *cmd)
{
	const struct hnae3_ae_ops *ops = h->ae_algo->ops;

	/* 1.auto_neg & speed & duplex from cmd */
	if (ops->get_ksettings_an_result)
		ops->get_ksettings_an_result(h,
					     &cmd->base.autoneg,
					     &cmd->base.speed,
					     &cmd->base.duplex);

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	/* 2.get link mode */
644 645 646 647 648 649 650 651 652 653 654
	if (ops->get_link_mode)
		ops->get_link_mode(h,
				   cmd->link_modes.supported,
				   cmd->link_modes.advertising);

	/* 3.mdix_ctrl&mdix get from phy reg */
	if (ops->get_mdix_mode)
		ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl,
				   &cmd->base.eth_tp_mdix);
}

655 656 657
static int hns3_get_link_ksettings(struct net_device *netdev,
				   struct ethtool_link_ksettings *cmd)
{
658
	struct hnae3_handle *h = hns3_get_handle(netdev);
659
	const struct hnae3_ae_ops *ops;
660
	u8 module_type;
661
	u8 media_type;
662 663
	u8 link_stat;

664
	ops = h->ae_algo->ops;
665
	if (ops->get_media_type)
666
		ops->get_media_type(h, &media_type, &module_type);
667 668 669
	else
		return -EOPNOTSUPP;

670 671 672 673 674 675
	switch (media_type) {
	case HNAE3_MEDIA_TYPE_NONE:
		cmd->base.port = PORT_NONE;
		hns3_get_ksettings(h, cmd);
		break;
	case HNAE3_MEDIA_TYPE_FIBER:
676 677 678 679 680 681 682 683 684
		if (module_type == HNAE3_MODULE_TYPE_CR)
			cmd->base.port = PORT_DA;
		else
			cmd->base.port = PORT_FIBRE;

		hns3_get_ksettings(h, cmd);
		break;
	case HNAE3_MEDIA_TYPE_BACKPLANE:
		cmd->base.port = PORT_NONE;
685
		hns3_get_ksettings(h, cmd);
686
		break;
687 688
	case HNAE3_MEDIA_TYPE_COPPER:
		cmd->base.port = PORT_TP;
689 690 691 692
		if (!netdev->phydev)
			hns3_get_ksettings(h, cmd);
		else
			phy_ethtool_ksettings_get(netdev->phydev, cmd);
693 694
		break;
	default:
695 696

		netdev_warn(netdev, "Unknown media type");
697 698 699
		return 0;
	}

700 701
	/* mdio_support */
	cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22;
702 703 704 705 706

	link_stat = hns3_get_link(netdev);
	if (!link_stat) {
		cmd->base.speed = SPEED_UNKNOWN;
		cmd->base.duplex = DUPLEX_UNKNOWN;
707 708 709 710 711
	}

	return 0;
}

712
static int hns3_check_ksettings_param(const struct net_device *netdev,
713 714 715 716 717 718 719 720 721 722 723
				      const struct ethtool_link_ksettings *cmd)
{
	struct hnae3_handle *handle = hns3_get_handle(netdev);
	const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
	u8 module_type = HNAE3_MODULE_TYPE_UNKNOWN;
	u8 media_type = HNAE3_MEDIA_TYPE_UNKNOWN;
	u8 autoneg;
	u32 speed;
	u8 duplex;
	int ret;

724 725 726 727 728 729
	/* hw doesn't support use specified speed and duplex to negotiate,
	 * unnecessary to check them when autoneg on.
	 */
	if (cmd->base.autoneg)
		return 0;

730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757
	if (ops->get_ksettings_an_result) {
		ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex);
		if (cmd->base.autoneg == autoneg && cmd->base.speed == speed &&
		    cmd->base.duplex == duplex)
			return 0;
	}

	if (ops->get_media_type)
		ops->get_media_type(handle, &media_type, &module_type);

	if (cmd->base.duplex != DUPLEX_FULL &&
	    media_type != HNAE3_MEDIA_TYPE_COPPER) {
		netdev_err(netdev,
			   "only copper port supports half duplex!");
		return -EINVAL;
	}

	if (ops->check_port_speed) {
		ret = ops->check_port_speed(handle, cmd->base.speed);
		if (ret) {
			netdev_err(netdev, "unsupported speed\n");
			return ret;
		}
	}

	return 0;
}

758 759 760
static int hns3_set_link_ksettings(struct net_device *netdev,
				   const struct ethtool_link_ksettings *cmd)
{
761 762
	struct hnae3_handle *handle = hns3_get_handle(netdev);
	const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
763
	int ret;
764 765

	/* Chip don't support this mode. */
766 767 768
	if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
		return -EINVAL;

769 770 771 772 773
	netif_dbg(handle, drv, netdev,
		  "set link(%s): autoneg=%u, speed=%u, duplex=%u\n",
		  netdev->phydev ? "phy" : "mac",
		  cmd->base.autoneg, cmd->base.speed, cmd->base.duplex);

774 775 776 777
	/* Only support ksettings_set for netdev with phy attached for now */
	if (netdev->phydev)
		return phy_ethtool_ksettings_set(netdev->phydev, cmd);

778 779 780 781 782 783 784 785 786 787 788 789 790
	if (handle->pdev->revision == 0x20)
		return -EOPNOTSUPP;

	ret = hns3_check_ksettings_param(netdev, cmd);
	if (ret)
		return ret;

	if (ops->set_autoneg) {
		ret = ops->set_autoneg(handle, cmd->base.autoneg);
		if (ret)
			return ret;
	}

791 792 793 794 795 796 797 798 799
	/* hw doesn't support use specified speed and duplex to negotiate,
	 * ignore them when autoneg on.
	 */
	if (cmd->base.autoneg) {
		netdev_info(netdev,
			    "autoneg is on, ignore the speed and duplex\n");
		return 0;
	}

800 801 802 803 804
	if (ops->cfg_mac_speed_dup_h)
		ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed,
					       cmd->base.duplex);

	return ret;
805 806
}

807 808
static u32 hns3_get_rss_key_size(struct net_device *netdev)
{
809
	struct hnae3_handle *h = hns3_get_handle(netdev);
810

811
	if (!h->ae_algo->ops->get_rss_key_size)
812
		return 0;
813 814 815 816 817 818

	return h->ae_algo->ops->get_rss_key_size(h);
}

static u32 hns3_get_rss_indir_size(struct net_device *netdev)
{
819
	struct hnae3_handle *h = hns3_get_handle(netdev);
820

821
	if (!h->ae_algo->ops->get_rss_indir_size)
822
		return 0;
823 824 825 826 827 828 829

	return h->ae_algo->ops->get_rss_indir_size(h);
}

static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key,
			u8 *hfunc)
{
830
	struct hnae3_handle *h = hns3_get_handle(netdev);
831

832
	if (!h->ae_algo->ops->get_rss)
833 834 835 836 837 838 839 840
		return -EOPNOTSUPP;

	return h->ae_algo->ops->get_rss(h, indir, key, hfunc);
}

static int hns3_set_rss(struct net_device *netdev, const u32 *indir,
			const u8 *key, const u8 hfunc)
{
841
	struct hnae3_handle *h = hns3_get_handle(netdev);
842

843
	if (!h->ae_algo->ops->set_rss)
844 845
		return -EOPNOTSUPP;

846 847 848 849
	if ((h->pdev->revision == 0x20 &&
	     hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE &&
	     hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) {
		netdev_err(netdev, "hash func not supported\n");
850 851
		return -EOPNOTSUPP;
	}
852

853 854 855 856 857 858 859 860 861 862 863 864 865
	if (!indir) {
		netdev_err(netdev,
			   "set rss failed for indir is empty\n");
		return -EOPNOTSUPP;
	}

	return h->ae_algo->ops->set_rss(h, indir, key, hfunc);
}

static int hns3_get_rxnfc(struct net_device *netdev,
			  struct ethtool_rxnfc *cmd,
			  u32 *rule_locs)
{
866
	struct hnae3_handle *h = hns3_get_handle(netdev);
867 868 869

	switch (cmd->cmd) {
	case ETHTOOL_GRXRINGS:
870 871
		cmd->data = h->kinfo.num_tqps;
		return 0;
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	case ETHTOOL_GRXFH:
873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888
		if (h->ae_algo->ops->get_rss_tuple)
			return h->ae_algo->ops->get_rss_tuple(h, cmd);
		return -EOPNOTSUPP;
	case ETHTOOL_GRXCLSRLCNT:
		if (h->ae_algo->ops->get_fd_rule_cnt)
			return h->ae_algo->ops->get_fd_rule_cnt(h, cmd);
		return -EOPNOTSUPP;
	case ETHTOOL_GRXCLSRULE:
		if (h->ae_algo->ops->get_fd_rule_info)
			return h->ae_algo->ops->get_fd_rule_info(h, cmd);
		return -EOPNOTSUPP;
	case ETHTOOL_GRXCLSRLALL:
		if (h->ae_algo->ops->get_fd_all_rules)
			return h->ae_algo->ops->get_fd_all_rules(h, cmd,
								 rule_locs);
		return -EOPNOTSUPP;
889 890 891 892 893
	default:
		return -EOPNOTSUPP;
	}
}

894 895
static void hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv,
					u32 tx_desc_num, u32 rx_desc_num)
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{
	struct hnae3_handle *h = priv->ae_handle;
	int i;

900 901
	h->kinfo.num_tx_desc = tx_desc_num;
	h->kinfo.num_rx_desc = rx_desc_num;
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903
	for (i = 0; i < h->kinfo.num_tqps; i++) {
904 905
		priv->ring[i].desc_num = tx_desc_num;
		priv->ring[i + h->kinfo.num_tqps].desc_num = rx_desc_num;
906
	}
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}

909
static struct hns3_enet_ring *hns3_backup_ringparam(struct hns3_nic_priv *priv)
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{
911 912 913
	struct hnae3_handle *handle = priv->ae_handle;
	struct hns3_enet_ring *tmp_rings;
	int i;
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915 916 917 918 919
	tmp_rings = kcalloc(handle->kinfo.num_tqps * 2,
			    sizeof(struct hns3_enet_ring), GFP_KERNEL);
	if (!tmp_rings)
		return NULL;

920
	for (i = 0; i < handle->kinfo.num_tqps * 2; i++) {
921
		memcpy(&tmp_rings[i], &priv->ring[i],
922
		       sizeof(struct hns3_enet_ring));
923 924
		tmp_rings[i].skb = NULL;
	}
925 926 927 928 929 930 931

	return tmp_rings;
}

static int hns3_check_ringparam(struct net_device *ndev,
				struct ethtool_ringparam *param)
{
932 933 934
	if (hns3_nic_resetting(ndev))
		return -EBUSY;

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	if (param->rx_mini_pending || param->rx_jumbo_pending)
		return -EINVAL;

	if (param->tx_pending > HNS3_RING_MAX_PENDING ||
939 940 941 942 943
	    param->tx_pending < HNS3_RING_MIN_PENDING ||
	    param->rx_pending > HNS3_RING_MAX_PENDING ||
	    param->rx_pending < HNS3_RING_MIN_PENDING) {
		netdev_err(ndev, "Queue depth out of range [%d-%d]\n",
			   HNS3_RING_MIN_PENDING, HNS3_RING_MAX_PENDING);
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		return -EINVAL;
	}

947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965
	return 0;
}

static int hns3_set_ringparam(struct net_device *ndev,
			      struct ethtool_ringparam *param)
{
	struct hns3_nic_priv *priv = netdev_priv(ndev);
	struct hnae3_handle *h = priv->ae_handle;
	struct hns3_enet_ring *tmp_rings;
	bool if_running = netif_running(ndev);
	u32 old_tx_desc_num, new_tx_desc_num;
	u32 old_rx_desc_num, new_rx_desc_num;
	u16 queue_num = h->kinfo.num_tqps;
	int ret, i;

	ret = hns3_check_ringparam(ndev, param);
	if (ret)
		return ret;

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	/* Hardware requires that its descriptors must be multiple of eight */
967 968
	new_tx_desc_num = ALIGN(param->tx_pending, HNS3_RING_BD_MULTIPLE);
	new_rx_desc_num = ALIGN(param->rx_pending, HNS3_RING_BD_MULTIPLE);
969 970
	old_tx_desc_num = priv->ring[0].desc_num;
	old_rx_desc_num = priv->ring[queue_num].desc_num;
971 972
	if (old_tx_desc_num == new_tx_desc_num &&
	    old_rx_desc_num == new_rx_desc_num)
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		return 0;

975 976 977 978 979 980 981
	tmp_rings = hns3_backup_ringparam(priv);
	if (!tmp_rings) {
		netdev_err(ndev,
			   "backup ring param failed by allocating memory fail\n");
		return -ENOMEM;
	}

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	netdev_info(ndev,
983
		    "Changing Tx/Rx ring depth from %u/%u to %u/%u\n",
984 985
		    old_tx_desc_num, old_rx_desc_num,
		    new_tx_desc_num, new_rx_desc_num);
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986 987

	if (if_running)
988
		ndev->netdev_ops->ndo_stop(ndev);
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990 991
	hns3_change_all_ring_bd_num(priv, new_tx_desc_num, new_rx_desc_num);
	ret = hns3_init_all_ring(priv);
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	if (ret) {
993 994 995 996 997 998
		netdev_err(ndev, "Change bd num fail, revert to old value(%d)\n",
			   ret);

		hns3_change_all_ring_bd_num(priv, old_tx_desc_num,
					    old_rx_desc_num);
		for (i = 0; i < h->kinfo.num_tqps * 2; i++)
999
			memcpy(&priv->ring[i], &tmp_rings[i],
1000 1001 1002 1003
			       sizeof(struct hns3_enet_ring));
	} else {
		for (i = 0; i < h->kinfo.num_tqps * 2; i++)
			hns3_fini_ring(&tmp_rings[i]);
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	}

1006 1007
	kfree(tmp_rings);

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1008
	if (if_running)
1009
		ret = ndev->netdev_ops->ndo_open(ndev);
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	return ret;
}

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static int hns3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
{
	struct hnae3_handle *h = hns3_get_handle(netdev);

	switch (cmd->cmd) {
	case ETHTOOL_SRXFH:
1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030
		if (h->ae_algo->ops->set_rss_tuple)
			return h->ae_algo->ops->set_rss_tuple(h, cmd);
		return -EOPNOTSUPP;
	case ETHTOOL_SRXCLSRLINS:
		if (h->ae_algo->ops->add_fd_entry)
			return h->ae_algo->ops->add_fd_entry(h, cmd);
		return -EOPNOTSUPP;
	case ETHTOOL_SRXCLSRLDEL:
		if (h->ae_algo->ops->del_fd_entry)
			return h->ae_algo->ops->del_fd_entry(h, cmd);
		return -EOPNOTSUPP;
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	default:
		return -EOPNOTSUPP;
	}
}

1036 1037
static int hns3_nway_reset(struct net_device *netdev)
{
1038 1039
	struct hnae3_handle *handle = hns3_get_handle(netdev);
	const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1040
	struct phy_device *phy = netdev->phydev;
1041
	int autoneg;
1042 1043 1044 1045

	if (!netif_running(netdev))
		return 0;

1046 1047 1048 1049 1050 1051
	if (hns3_nic_resetting(netdev)) {
		netdev_err(netdev, "dev resetting!");
		return -EBUSY;
	}

	if (!ops->get_autoneg || !ops->restart_autoneg)
1052 1053
		return -EOPNOTSUPP;

1054 1055 1056 1057
	autoneg = ops->get_autoneg(handle);
	if (autoneg != AUTONEG_ENABLE) {
		netdev_err(netdev,
			   "Autoneg is off, don't support to restart it\n");
1058
		return -EINVAL;
1059 1060
	}

1061 1062 1063
	netif_dbg(handle, drv, netdev,
		  "nway reset (using %s)\n", phy ? "phy" : "mac");

1064 1065 1066 1067 1068
	if (phy)
		return genphy_restart_aneg(phy);

	if (handle->pdev->revision == 0x20)
		return -EOPNOTSUPP;
1069

1070
	return ops->restart_autoneg(handle);
1071 1072
}

1073 1074
static void hns3_get_channels(struct net_device *netdev,
			      struct ethtool_channels *ch)
1075 1076 1077 1078 1079 1080 1081
{
	struct hnae3_handle *h = hns3_get_handle(netdev);

	if (h->ae_algo->ops->get_channels)
		h->ae_algo->ops->get_channels(h, ch);
}

1082 1083 1084 1085 1086 1087 1088 1089
static int hns3_get_coalesce_per_queue(struct net_device *netdev, u32 queue,
				       struct ethtool_coalesce *cmd)
{
	struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
	struct hns3_nic_priv *priv = netdev_priv(netdev);
	struct hnae3_handle *h = priv->ae_handle;
	u16 queue_num = h->kinfo.num_tqps;

1090 1091 1092
	if (hns3_nic_resetting(netdev))
		return -EBUSY;

1093 1094
	if (queue >= queue_num) {
		netdev_err(netdev,
1095
			   "Invalid queue value %u! Queue max id=%u\n",
1096 1097 1098 1099
			   queue, queue_num - 1);
		return -EINVAL;
	}

1100 1101
	tx_vector = priv->ring[queue].tqp_vector;
	rx_vector = priv->ring[queue_num + queue].tqp_vector;
1102

1103 1104 1105 1106
	cmd->use_adaptive_tx_coalesce =
			tx_vector->tx_group.coal.gl_adapt_enable;
	cmd->use_adaptive_rx_coalesce =
			rx_vector->rx_group.coal.gl_adapt_enable;
1107

1108 1109
	cmd->tx_coalesce_usecs = tx_vector->tx_group.coal.int_gl;
	cmd->rx_coalesce_usecs = rx_vector->rx_group.coal.int_gl;
1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122

	cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting;
	cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting;

	return 0;
}

static int hns3_get_coalesce(struct net_device *netdev,
			     struct ethtool_coalesce *cmd)
{
	return hns3_get_coalesce_per_queue(netdev, 0, cmd);
}

1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144
static int hns3_check_gl_coalesce_para(struct net_device *netdev,
				       struct ethtool_coalesce *cmd)
{
	u32 rx_gl, tx_gl;

	if (cmd->rx_coalesce_usecs > HNS3_INT_GL_MAX) {
		netdev_err(netdev,
			   "Invalid rx-usecs value, rx-usecs range is 0-%d\n",
			   HNS3_INT_GL_MAX);
		return -EINVAL;
	}

	if (cmd->tx_coalesce_usecs > HNS3_INT_GL_MAX) {
		netdev_err(netdev,
			   "Invalid tx-usecs value, tx-usecs range is 0-%d\n",
			   HNS3_INT_GL_MAX);
		return -EINVAL;
	}

	rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs);
	if (rx_gl != cmd->rx_coalesce_usecs) {
		netdev_info(netdev,
1145
			    "rx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1146 1147 1148 1149 1150 1151
			    cmd->rx_coalesce_usecs, rx_gl);
	}

	tx_gl = hns3_gl_round_down(cmd->tx_coalesce_usecs);
	if (tx_gl != cmd->tx_coalesce_usecs) {
		netdev_info(netdev,
1152
			    "tx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179
			    cmd->tx_coalesce_usecs, tx_gl);
	}

	return 0;
}

static int hns3_check_rl_coalesce_para(struct net_device *netdev,
				       struct ethtool_coalesce *cmd)
{
	u32 rl;

	if (cmd->tx_coalesce_usecs_high != cmd->rx_coalesce_usecs_high) {
		netdev_err(netdev,
			   "tx_usecs_high must be same as rx_usecs_high.\n");
		return -EINVAL;
	}

	if (cmd->rx_coalesce_usecs_high > HNS3_INT_RL_MAX) {
		netdev_err(netdev,
			   "Invalid usecs_high value, usecs_high range is 0-%d\n",
			   HNS3_INT_RL_MAX);
		return -EINVAL;
	}

	rl = hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
	if (rl != cmd->rx_coalesce_usecs_high) {
		netdev_info(netdev,
1180
			    "usecs_high(%u) rounded down to %u, because it must be multiple of 4.\n",
1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208
			    cmd->rx_coalesce_usecs_high, rl);
	}

	return 0;
}

static int hns3_check_coalesce_para(struct net_device *netdev,
				    struct ethtool_coalesce *cmd)
{
	int ret;

	ret = hns3_check_gl_coalesce_para(netdev, cmd);
	if (ret) {
		netdev_err(netdev,
			   "Check gl coalesce param fail. ret = %d\n", ret);
		return ret;
	}

	ret = hns3_check_rl_coalesce_para(netdev, cmd);
	if (ret) {
		netdev_err(netdev,
			   "Check rl coalesce param fail. ret = %d\n", ret);
		return ret;
	}

	if (cmd->use_adaptive_tx_coalesce == 1 ||
	    cmd->use_adaptive_rx_coalesce == 1) {
		netdev_info(netdev,
1209
			    "adaptive-tx=%u and adaptive-rx=%u, tx_usecs or rx_usecs will changed dynamically.\n",
1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225
			    cmd->use_adaptive_tx_coalesce,
			    cmd->use_adaptive_rx_coalesce);
	}

	return 0;
}

static void hns3_set_coalesce_per_queue(struct net_device *netdev,
					struct ethtool_coalesce *cmd,
					u32 queue)
{
	struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
	struct hns3_nic_priv *priv = netdev_priv(netdev);
	struct hnae3_handle *h = priv->ae_handle;
	int queue_num = h->kinfo.num_tqps;

1226 1227
	tx_vector = priv->ring[queue].tqp_vector;
	rx_vector = priv->ring[queue_num + queue].tqp_vector;
1228

1229 1230 1231 1232
	tx_vector->tx_group.coal.gl_adapt_enable =
				cmd->use_adaptive_tx_coalesce;
	rx_vector->rx_group.coal.gl_adapt_enable =
				cmd->use_adaptive_rx_coalesce;
1233

1234 1235
	tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs;
	rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs;
1236

1237 1238 1239 1240
	hns3_set_vector_coalesce_tx_gl(tx_vector,
				       tx_vector->tx_group.coal.int_gl);
	hns3_set_vector_coalesce_rx_gl(rx_vector,
				       rx_vector->rx_group.coal.int_gl);
1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253

	hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting);
	hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting);
}

static int hns3_set_coalesce(struct net_device *netdev,
			     struct ethtool_coalesce *cmd)
{
	struct hnae3_handle *h = hns3_get_handle(netdev);
	u16 queue_num = h->kinfo.num_tqps;
	int ret;
	int i;

1254 1255 1256
	if (hns3_nic_resetting(netdev))
		return -EBUSY;

1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269
	ret = hns3_check_coalesce_para(netdev, cmd);
	if (ret)
		return ret;

	h->kinfo.int_rl_setting =
		hns3_rl_round_down(cmd->rx_coalesce_usecs_high);

	for (i = 0; i < queue_num; i++)
		hns3_set_coalesce_per_queue(netdev, cmd, i);

	return 0;
}

1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290
static int hns3_get_regs_len(struct net_device *netdev)
{
	struct hnae3_handle *h = hns3_get_handle(netdev);

	if (!h->ae_algo->ops->get_regs_len)
		return -EOPNOTSUPP;

	return h->ae_algo->ops->get_regs_len(h);
}

static void hns3_get_regs(struct net_device *netdev,
			  struct ethtool_regs *cmd, void *data)
{
	struct hnae3_handle *h = hns3_get_handle(netdev);

	if (!h->ae_algo->ops->get_regs)
		return;

	h->ae_algo->ops->get_regs(h, &cmd->version, data);
}

1291 1292 1293 1294 1295
static int hns3_set_phys_id(struct net_device *netdev,
			    enum ethtool_phys_id_state state)
{
	struct hnae3_handle *h = hns3_get_handle(netdev);

1296
	if (!h->ae_algo->ops->set_led_id)
1297 1298 1299 1300 1301
		return -EOPNOTSUPP;

	return h->ae_algo->ops->set_led_id(h, state);
}

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static u32 hns3_get_msglevel(struct net_device *netdev)
{
	struct hnae3_handle *h = hns3_get_handle(netdev);

	return h->msg_enable;
}

static void hns3_set_msglevel(struct net_device *netdev, u32 msg_level)
{
	struct hnae3_handle *h = hns3_get_handle(netdev);

	h->msg_enable = msg_level;
}

1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387
/* Translate local fec value into ethtool value. */
static unsigned int loc_to_eth_fec(u8 loc_fec)
{
	u32 eth_fec = 0;

	if (loc_fec & BIT(HNAE3_FEC_AUTO))
		eth_fec |= ETHTOOL_FEC_AUTO;
	if (loc_fec & BIT(HNAE3_FEC_RS))
		eth_fec |= ETHTOOL_FEC_RS;
	if (loc_fec & BIT(HNAE3_FEC_BASER))
		eth_fec |= ETHTOOL_FEC_BASER;

	/* if nothing is set, then FEC is off */
	if (!eth_fec)
		eth_fec = ETHTOOL_FEC_OFF;

	return eth_fec;
}

/* Translate ethtool fec value into local value. */
static unsigned int eth_to_loc_fec(unsigned int eth_fec)
{
	u32 loc_fec = 0;

	if (eth_fec & ETHTOOL_FEC_OFF)
		return loc_fec;

	if (eth_fec & ETHTOOL_FEC_AUTO)
		loc_fec |= BIT(HNAE3_FEC_AUTO);
	if (eth_fec & ETHTOOL_FEC_RS)
		loc_fec |= BIT(HNAE3_FEC_RS);
	if (eth_fec & ETHTOOL_FEC_BASER)
		loc_fec |= BIT(HNAE3_FEC_BASER);

	return loc_fec;
}

static int hns3_get_fecparam(struct net_device *netdev,
			     struct ethtool_fecparam *fec)
{
	struct hnae3_handle *handle = hns3_get_handle(netdev);
	const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
	u8 fec_ability;
	u8 fec_mode;

	if (handle->pdev->revision == 0x20)
		return -EOPNOTSUPP;

	if (!ops->get_fec)
		return -EOPNOTSUPP;

	ops->get_fec(handle, &fec_ability, &fec_mode);

	fec->fec = loc_to_eth_fec(fec_ability);
	fec->active_fec = loc_to_eth_fec(fec_mode);

	return 0;
}

static int hns3_set_fecparam(struct net_device *netdev,
			     struct ethtool_fecparam *fec)
{
	struct hnae3_handle *handle = hns3_get_handle(netdev);
	const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
	u32 fec_mode;

	if (handle->pdev->revision == 0x20)
		return -EOPNOTSUPP;

	if (!ops->set_fec)
		return -EOPNOTSUPP;
	fec_mode = eth_to_loc_fec(fec->fec);
1388 1389 1390

	netif_dbg(handle, drv, netdev, "set fecparam: mode=%u\n", fec_mode);

1391 1392 1393
	return ops->set_fec(handle, fec_mode);
}

1394 1395 1396 1397 1398 1399 1400 1401
static const struct ethtool_ops hns3vf_ethtool_ops = {
	.get_drvinfo = hns3_get_drvinfo,
	.get_ringparam = hns3_get_ringparam,
	.set_ringparam = hns3_set_ringparam,
	.get_strings = hns3_get_strings,
	.get_ethtool_stats = hns3_get_stats,
	.get_sset_count = hns3_get_sset_count,
	.get_rxnfc = hns3_get_rxnfc,
1402
	.set_rxnfc = hns3_set_rxnfc,
1403 1404 1405 1406 1407
	.get_rxfh_key_size = hns3_get_rss_key_size,
	.get_rxfh_indir_size = hns3_get_rss_indir_size,
	.get_rxfh = hns3_get_rss,
	.set_rxfh = hns3_set_rss,
	.get_link_ksettings = hns3_get_link_ksettings,
1408
	.get_channels = hns3_get_channels,
1409
	.set_channels = hns3_set_channels,
1410 1411
	.get_coalesce = hns3_get_coalesce,
	.set_coalesce = hns3_set_coalesce,
1412 1413
	.get_regs_len = hns3_get_regs_len,
	.get_regs = hns3_get_regs,
1414
	.get_link = hns3_get_link,
1415 1416
	.get_msglevel = hns3_get_msglevel,
	.set_msglevel = hns3_set_msglevel,
1417 1418
};

1419
static const struct ethtool_ops hns3_ethtool_ops = {
1420
	.self_test = hns3_self_test,
1421 1422 1423
	.get_drvinfo = hns3_get_drvinfo,
	.get_link = hns3_get_link,
	.get_ringparam = hns3_get_ringparam,
L
Lipeng 已提交
1424
	.set_ringparam = hns3_set_ringparam,
1425
	.get_pauseparam = hns3_get_pauseparam,
1426
	.set_pauseparam = hns3_set_pauseparam,
1427 1428 1429 1430
	.get_strings = hns3_get_strings,
	.get_ethtool_stats = hns3_get_stats,
	.get_sset_count = hns3_get_sset_count,
	.get_rxnfc = hns3_get_rxnfc,
L
Lipeng 已提交
1431
	.set_rxnfc = hns3_set_rxnfc,
1432 1433 1434 1435 1436
	.get_rxfh_key_size = hns3_get_rss_key_size,
	.get_rxfh_indir_size = hns3_get_rss_indir_size,
	.get_rxfh = hns3_get_rss,
	.set_rxfh = hns3_set_rss,
	.get_link_ksettings = hns3_get_link_ksettings,
1437
	.set_link_ksettings = hns3_set_link_ksettings,
1438
	.nway_reset = hns3_nway_reset,
1439
	.get_channels = hns3_get_channels,
1440
	.set_channels = hns3_set_channels,
1441
	.get_coalesce = hns3_get_coalesce,
1442
	.set_coalesce = hns3_set_coalesce,
1443 1444
	.get_regs_len = hns3_get_regs_len,
	.get_regs = hns3_get_regs,
1445
	.set_phys_id = hns3_set_phys_id,
1446 1447
	.get_msglevel = hns3_get_msglevel,
	.set_msglevel = hns3_set_msglevel,
1448 1449
	.get_fecparam = hns3_get_fecparam,
	.set_fecparam = hns3_set_fecparam,
1450 1451 1452 1453
};

void hns3_ethtool_set_ops(struct net_device *netdev)
{
1454 1455 1456 1457 1458 1459
	struct hnae3_handle *h = hns3_get_handle(netdev);

	if (h->flags & HNAE3_SUPPORT_VF)
		netdev->ethtool_ops = &hns3vf_ethtool_ops;
	else
		netdev->ethtool_ops = &hns3_ethtool_ops;
1460
}