diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c')
-rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 2180 |
1 files changed, 2180 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c new file mode 100644 index 0000000000..682239f330 --- /dev/null +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -0,0 +1,2180 @@ +// SPDX-License-Identifier: GPL-2.0+ +// Copyright (c) 2016-2017 Hisilicon Limited. + +#include <linux/etherdevice.h> +#include <linux/string.h> +#include <linux/phy.h> +#include <linux/sfp.h> + +#include "hns3_enet.h" +#include "hns3_ethtool.h" + +/* tqp related stats */ +#define HNS3_TQP_STAT(_string, _member) { \ + .stats_string = _string, \ + .stats_offset = offsetof(struct hns3_enet_ring, stats) +\ + offsetof(struct ring_stats, _member), \ +} + +static const struct hns3_stats hns3_txq_stats[] = { + /* Tx per-queue statistics */ + HNS3_TQP_STAT("dropped", sw_err_cnt), + HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt), + HNS3_TQP_STAT("packets", tx_pkts), + HNS3_TQP_STAT("bytes", tx_bytes), + HNS3_TQP_STAT("more", tx_more), + HNS3_TQP_STAT("push", tx_push), + HNS3_TQP_STAT("mem_doorbell", tx_mem_doorbell), + HNS3_TQP_STAT("wake", restart_queue), + HNS3_TQP_STAT("busy", tx_busy), + HNS3_TQP_STAT("copy", tx_copy), + 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), + HNS3_TQP_STAT("over_max_recursion", over_max_recursion), + HNS3_TQP_STAT("hw_limitation", hw_limitation), + HNS3_TQP_STAT("bounce", tx_bounce), + HNS3_TQP_STAT("spare_full", tx_spare_full), + HNS3_TQP_STAT("copy_bits_err", copy_bits_err), + HNS3_TQP_STAT("sgl", tx_sgl), + HNS3_TQP_STAT("skb2sgl_err", skb2sgl_err), + HNS3_TQP_STAT("map_sg_err", map_sg_err), +}; + +#define HNS3_TXQ_STATS_COUNT ARRAY_SIZE(hns3_txq_stats) + +static const struct hns3_stats hns3_rxq_stats[] = { + /* Rx per-queue statistics */ + HNS3_TQP_STAT("dropped", sw_err_cnt), + 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), + HNS3_TQP_STAT("csum_complete", csum_complete), + HNS3_TQP_STAT("multicast", rx_multicast), + HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg), + HNS3_TQP_STAT("frag_alloc_err", frag_alloc_err), + HNS3_TQP_STAT("frag_alloc", frag_alloc), +}; + +#define HNS3_PRIV_FLAGS_LEN ARRAY_SIZE(hns3_priv_flags) + +#define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats) + +#define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT) + +#define HNS3_NIC_LB_TEST_PKT_NUM 1 +#define HNS3_NIC_LB_TEST_RING_ID 0 +#define HNS3_NIC_LB_TEST_PACKET_SIZE 128 +#define HNS3_NIC_LB_SETUP_USEC 10000 + +/* 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 + +static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en) +{ + struct hnae3_handle *h = hns3_get_handle(ndev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + int ret; + + if (!h->ae_algo->ops->set_loopback || + !h->ae_algo->ops->set_promisc_mode) + return -EOPNOTSUPP; + + switch (loop) { + case HNAE3_LOOP_SERIAL_SERDES: + case HNAE3_LOOP_PARALLEL_SERDES: + case HNAE3_LOOP_APP: + case HNAE3_LOOP_PHY: + case HNAE3_LOOP_EXTERNAL: + ret = h->ae_algo->ops->set_loopback(h, loop, en); + break; + default: + ret = -ENOTSUPP; + break; + } + + if (ret || ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) + return ret; + + if (en) + h->ae_algo->ops->set_promisc_mode(h, true, true); + else + /* recover promisc mode before loopback test */ + hns3_request_update_promisc_mode(h); + + 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; + + ret = hns3_nic_reset_all_ring(h); + if (ret) + return ret; + + ret = hns3_lp_setup(ndev, loop_mode, true); + usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2); + + return ret; +} + +static int hns3_lp_down(struct net_device *ndev, enum hnae3_loop loop_mode) +{ + int ret; + + ret = hns3_lp_setup(ndev, loop_mode, false); + if (ret) { + netdev_err(ndev, "lb_setup return error: %d\n", ret); + return ret; + } + + usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2); + + return 0; +} + +static void hns3_lp_setup_skb(struct sk_buff *skb) +{ +#define HNS3_NIC_LB_DST_MAC_ADDR 0x1f + + struct net_device *ndev = skb->dev; + struct hnae3_handle *handle; + struct hnae3_ae_dev *ae_dev; + 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); + + /* 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. + */ + handle = hns3_get_handle(ndev); + ae_dev = pci_get_drvdata(handle->pdev); + if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) + ethh->h_dest[5] += HNS3_NIC_LB_DST_MAC_ADDR; + 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 len = skb_headlen(skb); + u32 i; + + len = min_t(u32, len, HNS3_NIC_LB_TEST_PACKET_SIZE); + + for (i = 0; i < len; i++) + if (packet[i] != (unsigned char)(i & 0xff)) + break; + + /* The packet is correctly received */ + if (i == HNS3_NIC_LB_TEST_PACKET_SIZE) + tqp_vector->rx_group.total_packets++; + else + print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1, + skb->data, 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++) { + struct hns3_enet_ring *ring = &priv->ring[i]; + 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; + + preempt_disable(); + hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data); + preempt_enable(); + + 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 i; + + for (i = start_ringid; i <= end_ringid; i++) { + struct hns3_enet_ring *ring = &priv->ring[i]; + + hns3_clean_tx_ring(ring, 0); + } +} + +/** + * hns3_lp_run_test - run loopback test + * @ndev: net device + * @mode: loopback type + * + * Return: %0 for success or a NIC loopback test error code on failure + */ +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); + if (tx_ret == NETDEV_TX_OK) { + good_cnt++; + } else { + kfree_skb(skb); + netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n", + tx_ret); + } + } + 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); + + kfree_skb(skb); + return ret_val; +} + +static void hns3_set_selftest_param(struct hnae3_handle *h, int (*st_param)[2]) +{ + st_param[HNAE3_LOOP_EXTERNAL][0] = HNAE3_LOOP_EXTERNAL; + st_param[HNAE3_LOOP_EXTERNAL][1] = + h->flags & HNAE3_SUPPORT_EXTERNAL_LOOPBACK; + + st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP; + st_param[HNAE3_LOOP_APP][1] = + h->flags & HNAE3_SUPPORT_APP_LOOPBACK; + + 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; + + st_param[HNAE3_LOOP_PHY][0] = HNAE3_LOOP_PHY; + st_param[HNAE3_LOOP_PHY][1] = + h->flags & HNAE3_SUPPORT_PHY_LOOPBACK; +} + +static void hns3_selftest_prepare(struct net_device *ndev, bool if_running) +{ + struct hns3_nic_priv *priv = netdev_priv(ndev); + struct hnae3_handle *h = priv->ae_handle; + + if (if_running) + ndev->netdev_ops->ndo_stop(ndev); + +#if IS_ENABLED(CONFIG_VLAN_8021Q) + /* Disable the vlan filter for selftest does not support it */ + if (h->ae_algo->ops->enable_vlan_filter && + ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) + h->ae_algo->ops->enable_vlan_filter(h, false); +#endif + + /* 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); + + set_bit(HNS3_NIC_STATE_TESTING, &priv->state); +} + +static void hns3_selftest_restore(struct net_device *ndev, bool if_running) +{ + struct hns3_nic_priv *priv = netdev_priv(ndev); + struct hnae3_handle *h = priv->ae_handle; + + clear_bit(HNS3_NIC_STATE_TESTING, &priv->state); + + if (h->ae_algo->ops->halt_autoneg) + h->ae_algo->ops->halt_autoneg(h, false); + +#if IS_ENABLED(CONFIG_VLAN_8021Q) + if (h->ae_algo->ops->enable_vlan_filter && + ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) + h->ae_algo->ops->enable_vlan_filter(h, true); +#endif + + if (if_running) + ndev->netdev_ops->ndo_open(ndev); +} + +static void hns3_do_selftest(struct net_device *ndev, int (*st_param)[2], + struct ethtool_test *eth_test, u64 *data) +{ + int test_index = HNAE3_LOOP_APP; + u32 i; + + for (i = HNAE3_LOOP_APP; i < HNAE3_LOOP_NONE; i++) { + 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); + if (!data[test_index]) + data[test_index] = hns3_lp_run_test(ndev, loop_type); + + hns3_lp_down(ndev, loop_type); + + if (data[test_index]) + eth_test->flags |= ETH_TEST_FL_FAILED; + + test_index++; + } +} + +static void hns3_do_external_lb(struct net_device *ndev, + struct ethtool_test *eth_test, u64 *data) +{ + data[HNAE3_LOOP_EXTERNAL] = hns3_lp_up(ndev, HNAE3_LOOP_EXTERNAL); + if (!data[HNAE3_LOOP_EXTERNAL]) + data[HNAE3_LOOP_EXTERNAL] = hns3_lp_run_test(ndev, HNAE3_LOOP_EXTERNAL); + hns3_lp_down(ndev, HNAE3_LOOP_EXTERNAL); + + if (data[HNAE3_LOOP_EXTERNAL]) + eth_test->flags |= ETH_TEST_FL_FAILED; + + eth_test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE; +} + +/** + * hns3_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; + int st_param[HNAE3_LOOP_NONE][2]; + bool if_running = netif_running(ndev); + + if (hns3_nic_resetting(ndev)) { + netdev_err(ndev, "dev resetting!"); + return; + } + + if (!(eth_test->flags & ETH_TEST_FL_OFFLINE)) + return; + + if (netif_msg_ifdown(h)) + netdev_info(ndev, "self test start\n"); + + hns3_set_selftest_param(h, st_param); + + /* external loopback test requires that the link is up and the duplex is + * full, do external test first to reduce the whole test time + */ + if (eth_test->flags & ETH_TEST_FL_EXTERNAL_LB) { + hns3_external_lb_prepare(ndev, if_running); + hns3_do_external_lb(ndev, eth_test, data); + hns3_external_lb_restore(ndev, if_running); + } + + hns3_selftest_prepare(ndev, if_running); + hns3_do_selftest(ndev, st_param, eth_test, data); + hns3_selftest_restore(ndev, if_running); + + if (netif_msg_ifdown(h)) + netdev_info(ndev, "self test end\n"); +} + +static void hns3_update_limit_promisc_mode(struct net_device *netdev, + bool enable) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + + if (enable) + set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); + else + clear_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); + + hns3_request_update_promisc_mode(handle); +} + +static const struct hns3_pflag_desc hns3_priv_flags[HNAE3_PFLAG_MAX] = { + { "limit_promisc", hns3_update_limit_promisc_mode } +}; + +static int hns3_get_sset_count(struct net_device *netdev, int stringset) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + 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); + + case ETH_SS_PRIV_FLAGS: + return HNAE3_PFLAG_MAX; + + default: + return -EOPNOTSUPP; + } +} + +static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats, + u32 stat_count, u32 num_tqps, const char *prefix) +{ +#define MAX_PREFIX_SIZE (6 + 4) + 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 */ + n1 = scnprintf(data, MAX_PREFIX_SIZE, "%s%u_", + prefix, i); + 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; + const char tx_prefix[] = "txq"; + const char rx_prefix[] = "rxq"; + + /* get strings for Tx */ + data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT, + kinfo->num_tqps, tx_prefix); + + /* get strings for Rx */ + data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT, + kinfo->num_tqps, rx_prefix); + + return data; +} + +static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + const struct hnae3_ae_ops *ops = h->ae_algo->ops; + char *buff = (char *)data; + int i; + + if (!ops->get_strings) + return; + + switch (stringset) { + case ETH_SS_STATS: + buff = hns3_get_strings_tqps(h, buff); + ops->get_strings(h, stringset, (u8 *)buff); + break; + case ETH_SS_TEST: + ops->get_strings(h, stringset, data); + break; + case ETH_SS_PRIV_FLAGS: + for (i = 0; i < HNS3_PRIV_FLAGS_LEN; i++) { + snprintf(buff, ETH_GSTRING_LEN, "%s", + hns3_priv_flags[i].name); + buff += ETH_GSTRING_LEN; + } + break; + default: + break; + } +} + +static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data) +{ + struct hnae3_knic_private_info *kinfo = &handle->kinfo; + struct hns3_nic_priv *nic_priv = handle->priv; + struct hns3_enet_ring *ring; + u8 *stat; + int i, j; + + /* get stats for Tx */ + for (i = 0; i < kinfo->num_tqps; i++) { + ring = &nic_priv->ring[i]; + for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) { + stat = (u8 *)ring + hns3_txq_stats[j].stats_offset; + *data++ = *(u64 *)stat; + } + } + + /* get stats for Rx */ + for (i = 0; i < kinfo->num_tqps; i++) { + ring = &nic_priv->ring[i + kinfo->num_tqps]; + for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) { + stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset; + *data++ = *(u64 *)stat; + } + } + + return data; +} + +/* hns3_get_stats - get detail statistics. + * @netdev: net device + * @stats: statistics info. + * @data: statistics data. + */ +static void hns3_get_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 *data) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + u64 *p = data; + + if (hns3_nic_resetting(netdev)) { + netdev_err(netdev, "dev resetting, could not get stats\n"); + return; + } + + if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) { + netdev_err(netdev, "could not get any statistics\n"); + return; + } + + h->ae_algo->ops->update_stats(h); + + /* 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; + u32 fw_version; + + if (!h->ae_algo->ops->get_fw_version) { + netdev_err(netdev, "could not get fw version!\n"); + return; + } + + strscpy(drvinfo->driver, dev_driver_string(&h->pdev->dev), + sizeof(drvinfo->driver)); + + strscpy(drvinfo->bus_info, pci_name(h->pdev), + sizeof(drvinfo->bus_info)); + + 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)); +} + +static u32 hns3_get_link(struct net_device *netdev) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + + if (h->ae_algo->ops->get_status) + 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 kernel_ethtool_ringparam *kernel_param, + struct netlink_ext_ack *extack) +{ + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hnae3_handle *h = priv->ae_handle; + int rx_queue_index = h->kinfo.num_tqps; + + if (hns3_nic_resetting(netdev) || !priv->ring) { + netdev_err(netdev, "failed to get ringparam value, due to dev resetting or uninited\n"); + return; + } + + param->tx_max_pending = HNS3_RING_MAX_PENDING; + param->rx_max_pending = HNS3_RING_MAX_PENDING; + + param->tx_pending = priv->ring[0].desc_num; + param->rx_pending = priv->ring[rx_queue_index].desc_num; + kernel_param->rx_buf_len = priv->ring[rx_queue_index].buf_size; + kernel_param->tx_push = test_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, + &priv->state); +} + +static void hns3_get_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *param) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + + if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps)) + return; + + if (h->ae_algo->ops->get_pauseparam) + h->ae_algo->ops->get_pauseparam(h, ¶m->autoneg, + ¶m->rx_pause, ¶m->tx_pause); +} + +static int hns3_set_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *param) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + + if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps)) + return -EOPNOTSUPP; + + netif_dbg(h, drv, netdev, + "set pauseparam: autoneg=%u, rx:%u, tx:%u\n", + param->autoneg, param->rx_pause, param->tx_pause); + + 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; +} + +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, + &cmd->lanes); + + /* 2.get link mode */ + 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); +} + +static int hns3_get_link_ksettings(struct net_device *netdev, + struct ethtool_link_ksettings *cmd) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + const struct hnae3_ae_ops *ops; + u8 module_type; + u8 media_type; + u8 link_stat; + + ops = h->ae_algo->ops; + if (ops->get_media_type) + ops->get_media_type(h, &media_type, &module_type); + else + return -EOPNOTSUPP; + + switch (media_type) { + case HNAE3_MEDIA_TYPE_NONE: + cmd->base.port = PORT_NONE; + hns3_get_ksettings(h, cmd); + break; + case HNAE3_MEDIA_TYPE_FIBER: + if (module_type == HNAE3_MODULE_TYPE_UNKNOWN) + cmd->base.port = PORT_OTHER; + else 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; + hns3_get_ksettings(h, cmd); + break; + case HNAE3_MEDIA_TYPE_COPPER: + cmd->base.port = PORT_TP; + if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) && + ops->get_phy_link_ksettings) + ops->get_phy_link_ksettings(h, cmd); + else if (!netdev->phydev) + hns3_get_ksettings(h, cmd); + else + phy_ethtool_ksettings_get(netdev->phydev, cmd); + break; + default: + + netdev_warn(netdev, "Unknown media type"); + return 0; + } + + /* mdio_support */ + cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22; + + link_stat = hns3_get_link(netdev); + if (!link_stat) { + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; + } + + return 0; +} + +static int hns3_check_ksettings_param(const struct net_device *netdev, + 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; + u32 lane_num; + u8 autoneg; + u32 speed; + u8 duplex; + int ret; + + /* hw doesn't support use specified speed and duplex to negotiate, + * unnecessary to check them when autoneg on. + */ + if (cmd->base.autoneg) + return 0; + + if (ops->get_ksettings_an_result) { + ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex, &lane_num); + if (cmd->base.autoneg == autoneg && cmd->base.speed == speed && + cmd->base.duplex == duplex && cmd->lanes == lane_num) + return 0; + } + + if (ops->get_media_type) + ops->get_media_type(handle, &media_type, &module_type); + + if (cmd->base.duplex == DUPLEX_HALF && + 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; +} + +static int hns3_set_link_ksettings(struct net_device *netdev, + const struct ethtool_link_ksettings *cmd) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + const struct hnae3_ae_ops *ops = handle->ae_algo->ops; + int ret; + + /* Chip don't support this mode. */ + if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF) + return -EINVAL; + + if (cmd->lanes && !hnae3_ae_dev_lane_num_supported(ae_dev)) + return -EOPNOTSUPP; + + netif_dbg(handle, drv, netdev, + "set link(%s): autoneg=%u, speed=%u, duplex=%u, lanes=%u\n", + netdev->phydev ? "phy" : "mac", + cmd->base.autoneg, cmd->base.speed, cmd->base.duplex, + cmd->lanes); + + /* Only support ksettings_set for netdev with phy attached for now */ + if (netdev->phydev) { + if (cmd->base.speed == SPEED_1000 && + cmd->base.autoneg == AUTONEG_DISABLE) + return -EINVAL; + + return phy_ethtool_ksettings_set(netdev->phydev, cmd); + } else if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) && + ops->set_phy_link_ksettings) { + return ops->set_phy_link_ksettings(handle, cmd); + } + + if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) + 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; + } + + /* 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; + } + + if (ops->cfg_mac_speed_dup_h) + ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed, + cmd->base.duplex, (u8)(cmd->lanes)); + + return ret; +} + +static u32 hns3_get_rss_key_size(struct net_device *netdev) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + + if (!h->ae_algo->ops->get_rss_key_size) + return 0; + + return h->ae_algo->ops->get_rss_key_size(h); +} + +static u32 hns3_get_rss_indir_size(struct net_device *netdev) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + + return ae_dev->dev_specs.rss_ind_tbl_size; +} + +static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key, + u8 *hfunc) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + + if (!h->ae_algo->ops->get_rss) + 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) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + + if (!h->ae_algo->ops->set_rss) + return -EOPNOTSUPP; + + if ((ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 && + 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"); + return -EOPNOTSUPP; + } + + 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) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + + switch (cmd->cmd) { + case ETHTOOL_GRXRINGS: + cmd->data = h->kinfo.num_tqps; + return 0; + case ETHTOOL_GRXFH: + 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; + default: + return -EOPNOTSUPP; + } +} + +static const struct hns3_reset_type_map hns3_reset_type[] = { + {ETH_RESET_MGMT, HNAE3_IMP_RESET}, + {ETH_RESET_ALL, HNAE3_GLOBAL_RESET}, + {ETH_RESET_DEDICATED, HNAE3_FUNC_RESET}, +}; + +static const struct hns3_reset_type_map hns3vf_reset_type[] = { + {ETH_RESET_DEDICATED, HNAE3_VF_FUNC_RESET}, +}; + +static int hns3_set_reset(struct net_device *netdev, u32 *flags) +{ + enum hnae3_reset_type rst_type = HNAE3_NONE_RESET; + struct hnae3_handle *h = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + const struct hnae3_ae_ops *ops = h->ae_algo->ops; + const struct hns3_reset_type_map *rst_type_map; + enum ethtool_reset_flags rst_flags; + u32 i, size; + + if (ops->ae_dev_resetting && ops->ae_dev_resetting(h)) + return -EBUSY; + + if (!ops->set_default_reset_request || !ops->reset_event) + return -EOPNOTSUPP; + + if (h->flags & HNAE3_SUPPORT_VF) { + rst_type_map = hns3vf_reset_type; + size = ARRAY_SIZE(hns3vf_reset_type); + } else { + rst_type_map = hns3_reset_type; + size = ARRAY_SIZE(hns3_reset_type); + } + + for (i = 0; i < size; i++) { + if (rst_type_map[i].rst_flags == *flags) { + rst_type = rst_type_map[i].rst_type; + rst_flags = rst_type_map[i].rst_flags; + break; + } + } + + if (rst_type == HNAE3_NONE_RESET || + (rst_type == HNAE3_IMP_RESET && + ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2)) + return -EOPNOTSUPP; + + netdev_info(netdev, "Setting reset type %d\n", rst_type); + + ops->set_default_reset_request(ae_dev, rst_type); + + ops->reset_event(h->pdev, h); + + *flags &= ~rst_flags; + + return 0; +} + +static void hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv, + u32 tx_desc_num, u32 rx_desc_num) +{ + struct hnae3_handle *h = priv->ae_handle; + int i; + + h->kinfo.num_tx_desc = tx_desc_num; + h->kinfo.num_rx_desc = rx_desc_num; + + for (i = 0; i < h->kinfo.num_tqps; i++) { + priv->ring[i].desc_num = tx_desc_num; + priv->ring[i + h->kinfo.num_tqps].desc_num = rx_desc_num; + } +} + +static struct hns3_enet_ring *hns3_backup_ringparam(struct hns3_nic_priv *priv) +{ + struct hnae3_handle *handle = priv->ae_handle; + struct hns3_enet_ring *tmp_rings; + int i; + + tmp_rings = kcalloc(handle->kinfo.num_tqps * 2, + sizeof(struct hns3_enet_ring), GFP_KERNEL); + if (!tmp_rings) + return NULL; + + for (i = 0; i < handle->kinfo.num_tqps * 2; i++) { + memcpy(&tmp_rings[i], &priv->ring[i], + sizeof(struct hns3_enet_ring)); + tmp_rings[i].skb = NULL; + } + + return tmp_rings; +} + +static int hns3_check_ringparam(struct net_device *ndev, + struct ethtool_ringparam *param, + struct kernel_ethtool_ringparam *kernel_param) +{ +#define RX_BUF_LEN_2K 2048 +#define RX_BUF_LEN_4K 4096 + + struct hns3_nic_priv *priv = netdev_priv(ndev); + + if (hns3_nic_resetting(ndev) || !priv->ring) { + netdev_err(ndev, "failed to set ringparam value, due to dev resetting or uninited\n"); + return -EBUSY; + } + + + if (param->rx_mini_pending || param->rx_jumbo_pending) + return -EINVAL; + + if (kernel_param->rx_buf_len != RX_BUF_LEN_2K && + kernel_param->rx_buf_len != RX_BUF_LEN_4K) { + netdev_err(ndev, "Rx buf len only support 2048 and 4096\n"); + return -EINVAL; + } + + if (param->tx_pending > HNS3_RING_MAX_PENDING || + 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); + return -EINVAL; + } + + return 0; +} + +static bool +hns3_is_ringparam_changed(struct net_device *ndev, + struct ethtool_ringparam *param, + struct kernel_ethtool_ringparam *kernel_param, + struct hns3_ring_param *old_ringparam, + struct hns3_ring_param *new_ringparam) +{ + struct hns3_nic_priv *priv = netdev_priv(ndev); + struct hnae3_handle *h = priv->ae_handle; + u16 queue_num = h->kinfo.num_tqps; + + new_ringparam->tx_desc_num = ALIGN(param->tx_pending, + HNS3_RING_BD_MULTIPLE); + new_ringparam->rx_desc_num = ALIGN(param->rx_pending, + HNS3_RING_BD_MULTIPLE); + old_ringparam->tx_desc_num = priv->ring[0].desc_num; + old_ringparam->rx_desc_num = priv->ring[queue_num].desc_num; + old_ringparam->rx_buf_len = priv->ring[queue_num].buf_size; + new_ringparam->rx_buf_len = kernel_param->rx_buf_len; + + if (old_ringparam->tx_desc_num == new_ringparam->tx_desc_num && + old_ringparam->rx_desc_num == new_ringparam->rx_desc_num && + old_ringparam->rx_buf_len == new_ringparam->rx_buf_len) { + netdev_info(ndev, "descriptor number and rx buffer length not changed\n"); + return false; + } + + return true; +} + +static int hns3_change_rx_buf_len(struct net_device *ndev, u32 rx_buf_len) +{ + struct hns3_nic_priv *priv = netdev_priv(ndev); + struct hnae3_handle *h = priv->ae_handle; + int i; + + h->kinfo.rx_buf_len = rx_buf_len; + + for (i = 0; i < h->kinfo.num_tqps; i++) { + h->kinfo.tqp[i]->buf_size = rx_buf_len; + priv->ring[i + h->kinfo.num_tqps].buf_size = rx_buf_len; + } + + return 0; +} + +static int hns3_set_tx_push(struct net_device *netdev, u32 tx_push) +{ + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hnae3_handle *h = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); + u32 old_state = test_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, &priv->state); + + if (!test_bit(HNAE3_DEV_SUPPORT_TX_PUSH_B, ae_dev->caps) && tx_push) + return -EOPNOTSUPP; + + if (tx_push == old_state) + return 0; + + netdev_dbg(netdev, "Changing tx push from %s to %s\n", + old_state ? "on" : "off", tx_push ? "on" : "off"); + + if (tx_push) + set_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, &priv->state); + else + clear_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, &priv->state); + + return 0; +} + +static int hns3_set_ringparam(struct net_device *ndev, + struct ethtool_ringparam *param, + struct kernel_ethtool_ringparam *kernel_param, + struct netlink_ext_ack *extack) +{ + struct hns3_ring_param old_ringparam, new_ringparam; + 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); + int ret, i; + + ret = hns3_check_ringparam(ndev, param, kernel_param); + if (ret) + return ret; + + ret = hns3_set_tx_push(ndev, kernel_param->tx_push); + if (ret) + return ret; + + if (!hns3_is_ringparam_changed(ndev, param, kernel_param, + &old_ringparam, &new_ringparam)) + return 0; + + tmp_rings = hns3_backup_ringparam(priv); + if (!tmp_rings) { + netdev_err(ndev, "backup ring param failed by allocating memory fail\n"); + return -ENOMEM; + } + + netdev_info(ndev, + "Changing Tx/Rx ring depth from %u/%u to %u/%u, Changing rx buffer len from %u to %u\n", + old_ringparam.tx_desc_num, old_ringparam.rx_desc_num, + new_ringparam.tx_desc_num, new_ringparam.rx_desc_num, + old_ringparam.rx_buf_len, new_ringparam.rx_buf_len); + + if (if_running) + ndev->netdev_ops->ndo_stop(ndev); + + hns3_change_all_ring_bd_num(priv, new_ringparam.tx_desc_num, + new_ringparam.rx_desc_num); + hns3_change_rx_buf_len(ndev, new_ringparam.rx_buf_len); + ret = hns3_init_all_ring(priv); + if (ret) { + netdev_err(ndev, "set ringparam fail, revert to old value(%d)\n", + ret); + + hns3_change_rx_buf_len(ndev, old_ringparam.rx_buf_len); + hns3_change_all_ring_bd_num(priv, old_ringparam.tx_desc_num, + old_ringparam.rx_desc_num); + for (i = 0; i < h->kinfo.num_tqps * 2; i++) + memcpy(&priv->ring[i], &tmp_rings[i], + sizeof(struct hns3_enet_ring)); + } else { + for (i = 0; i < h->kinfo.num_tqps * 2; i++) + hns3_fini_ring(&tmp_rings[i]); + } + + kfree(tmp_rings); + + if (if_running) + ret = ndev->netdev_ops->ndo_open(ndev); + + return ret; +} + +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: + 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; + default: + return -EOPNOTSUPP; + } +} + +static int hns3_nway_reset(struct net_device *netdev) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + const struct hnae3_ae_ops *ops = handle->ae_algo->ops; + struct phy_device *phy = netdev->phydev; + int autoneg; + + if (!netif_running(netdev)) + return 0; + + if (hns3_nic_resetting(netdev)) { + netdev_err(netdev, "dev resetting!"); + return -EBUSY; + } + + if (!ops->get_autoneg || !ops->restart_autoneg) + return -EOPNOTSUPP; + + autoneg = ops->get_autoneg(handle); + if (autoneg != AUTONEG_ENABLE) { + netdev_err(netdev, + "Autoneg is off, don't support to restart it\n"); + return -EINVAL; + } + + netif_dbg(handle, drv, netdev, + "nway reset (using %s)\n", phy ? "phy" : "mac"); + + if (phy) + return genphy_restart_aneg(phy); + + return ops->restart_autoneg(handle); +} + +static void hns3_get_channels(struct net_device *netdev, + struct ethtool_channels *ch) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + + if (h->ae_algo->ops->get_channels) + h->ae_algo->ops->get_channels(h, ch); +} + +static int hns3_get_coalesce(struct net_device *netdev, + struct ethtool_coalesce *cmd, + struct kernel_ethtool_coalesce *kernel_coal, + struct netlink_ext_ack *extack) +{ + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hns3_enet_coalesce *tx_coal = &priv->tx_coal; + struct hns3_enet_coalesce *rx_coal = &priv->rx_coal; + struct hnae3_handle *h = priv->ae_handle; + + if (hns3_nic_resetting(netdev)) + return -EBUSY; + + cmd->use_adaptive_tx_coalesce = tx_coal->adapt_enable; + cmd->use_adaptive_rx_coalesce = rx_coal->adapt_enable; + + cmd->tx_coalesce_usecs = tx_coal->int_gl; + cmd->rx_coalesce_usecs = rx_coal->int_gl; + + cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting; + cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting; + + cmd->tx_max_coalesced_frames = tx_coal->int_ql; + cmd->rx_max_coalesced_frames = rx_coal->int_ql; + + kernel_coal->use_cqe_mode_tx = (priv->tx_cqe_mode == + DIM_CQ_PERIOD_MODE_START_FROM_CQE); + kernel_coal->use_cqe_mode_rx = (priv->rx_cqe_mode == + DIM_CQ_PERIOD_MODE_START_FROM_CQE); + + return 0; +} + +static int hns3_check_gl_coalesce_para(struct net_device *netdev, + struct ethtool_coalesce *cmd) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + u32 rx_gl, tx_gl; + + if (cmd->rx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) { + netdev_err(netdev, + "invalid rx-usecs value, rx-usecs range is 0-%u\n", + ae_dev->dev_specs.max_int_gl); + return -EINVAL; + } + + if (cmd->tx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) { + netdev_err(netdev, + "invalid tx-usecs value, tx-usecs range is 0-%u\n", + ae_dev->dev_specs.max_int_gl); + return -EINVAL; + } + + /* device version above V3(include V3), GL uses 1us unit, + * so the round down is not needed. + */ + if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3) + return 0; + + rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs); + if (rx_gl != cmd->rx_coalesce_usecs) { + netdev_info(netdev, + "rx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n", + 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, + "tx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n", + 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, + "usecs_high(%u) rounded down to %u, because it must be multiple of 4.\n", + cmd->rx_coalesce_usecs_high, rl); + } + + return 0; +} + +static int hns3_check_ql_coalesce_param(struct net_device *netdev, + struct ethtool_coalesce *cmd) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + + if ((cmd->tx_max_coalesced_frames || cmd->rx_max_coalesced_frames) && + !ae_dev->dev_specs.int_ql_max) { + netdev_err(netdev, "coalesced frames is not supported\n"); + return -EOPNOTSUPP; + } + + if (cmd->tx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max || + cmd->rx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max) { + netdev_err(netdev, + "invalid coalesced_frames value, range is 0-%u\n", + ae_dev->dev_specs.int_ql_max); + return -ERANGE; + } + + return 0; +} + +static int +hns3_check_cqe_coalesce_param(struct net_device *netdev, + struct kernel_ethtool_coalesce *kernel_coal) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + + if ((kernel_coal->use_cqe_mode_tx || kernel_coal->use_cqe_mode_rx) && + !hnae3_ae_dev_cq_supported(ae_dev)) { + netdev_err(netdev, "coalesced cqe mode is not supported\n"); + return -EOPNOTSUPP; + } + + return 0; +} + +static int +hns3_check_coalesce_para(struct net_device *netdev, + struct ethtool_coalesce *cmd, + struct kernel_ethtool_coalesce *kernel_coal) +{ + int ret; + + ret = hns3_check_cqe_coalesce_param(netdev, kernel_coal); + if (ret) + return 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; + } + + return hns3_check_ql_coalesce_param(netdev, cmd); +} + +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; + + tx_vector = priv->ring[queue].tqp_vector; + rx_vector = priv->ring[queue_num + queue].tqp_vector; + + tx_vector->tx_group.coal.adapt_enable = + cmd->use_adaptive_tx_coalesce; + rx_vector->rx_group.coal.adapt_enable = + cmd->use_adaptive_rx_coalesce; + + tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs; + rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs; + + tx_vector->tx_group.coal.int_ql = cmd->tx_max_coalesced_frames; + rx_vector->rx_group.coal.int_ql = cmd->rx_max_coalesced_frames; + + 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); + + hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting); + hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting); + + if (tx_vector->tx_group.coal.ql_enable) + hns3_set_vector_coalesce_tx_ql(tx_vector, + tx_vector->tx_group.coal.int_ql); + if (rx_vector->rx_group.coal.ql_enable) + hns3_set_vector_coalesce_rx_ql(rx_vector, + rx_vector->rx_group.coal.int_ql); +} + +static int hns3_set_coalesce(struct net_device *netdev, + struct ethtool_coalesce *cmd, + struct kernel_ethtool_coalesce *kernel_coal, + struct netlink_ext_ack *extack) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hns3_enet_coalesce *tx_coal = &priv->tx_coal; + struct hns3_enet_coalesce *rx_coal = &priv->rx_coal; + u16 queue_num = h->kinfo.num_tqps; + enum dim_cq_period_mode tx_mode; + enum dim_cq_period_mode rx_mode; + int ret; + int i; + + if (hns3_nic_resetting(netdev)) + return -EBUSY; + + ret = hns3_check_coalesce_para(netdev, cmd, kernel_coal); + if (ret) + return ret; + + h->kinfo.int_rl_setting = + hns3_rl_round_down(cmd->rx_coalesce_usecs_high); + + tx_coal->adapt_enable = cmd->use_adaptive_tx_coalesce; + rx_coal->adapt_enable = cmd->use_adaptive_rx_coalesce; + + tx_coal->int_gl = cmd->tx_coalesce_usecs; + rx_coal->int_gl = cmd->rx_coalesce_usecs; + + tx_coal->int_ql = cmd->tx_max_coalesced_frames; + rx_coal->int_ql = cmd->rx_max_coalesced_frames; + + for (i = 0; i < queue_num; i++) + hns3_set_coalesce_per_queue(netdev, cmd, i); + + tx_mode = kernel_coal->use_cqe_mode_tx ? + DIM_CQ_PERIOD_MODE_START_FROM_CQE : + DIM_CQ_PERIOD_MODE_START_FROM_EQE; + rx_mode = kernel_coal->use_cqe_mode_rx ? + DIM_CQ_PERIOD_MODE_START_FROM_CQE : + DIM_CQ_PERIOD_MODE_START_FROM_EQE; + hns3_cq_period_mode_init(priv, tx_mode, rx_mode); + + return 0; +} + +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); +} + +static int hns3_set_phys_id(struct net_device *netdev, + enum ethtool_phys_id_state state) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + + if (!h->ae_algo->ops->set_led_id) + return -EOPNOTSUPP; + + return h->ae_algo->ops->set_led_id(h, state); +} + +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; +} + +static void hns3_get_fec_stats(struct net_device *netdev, + struct ethtool_fec_stats *fec_stats) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + const struct hnae3_ae_ops *ops = handle->ae_algo->ops; + + if (!hnae3_ae_dev_fec_stats_supported(ae_dev) || !ops->get_fec_stats) + return; + + ops->get_fec_stats(handle, fec_stats); +} + +/* 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_LLRS)) + eth_fec |= ETHTOOL_FEC_LLRS; + if (loc_fec & BIT(HNAE3_FEC_BASER)) + eth_fec |= ETHTOOL_FEC_BASER; + if (loc_fec & BIT(HNAE3_FEC_NONE)) + 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) + loc_fec |= BIT(HNAE3_FEC_NONE); + 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_LLRS) + loc_fec |= BIT(HNAE3_FEC_LLRS); + 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); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + const struct hnae3_ae_ops *ops = handle->ae_algo->ops; + u8 fec_ability; + u8 fec_mode; + + if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps)) + 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); + if (!fec->active_fec) + fec->active_fec = ETHTOOL_FEC_OFF; + + return 0; +} + +static int hns3_set_fecparam(struct net_device *netdev, + struct ethtool_fecparam *fec) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + const struct hnae3_ae_ops *ops = handle->ae_algo->ops; + u32 fec_mode; + + if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps)) + return -EOPNOTSUPP; + + if (!ops->set_fec) + return -EOPNOTSUPP; + fec_mode = eth_to_loc_fec(fec->fec); + + netif_dbg(handle, drv, netdev, "set fecparam: mode=%u\n", fec_mode); + + return ops->set_fec(handle, fec_mode); +} + +static int hns3_get_module_info(struct net_device *netdev, + struct ethtool_modinfo *modinfo) +{ +#define HNS3_SFF_8636_V1_3 0x03 + + struct hnae3_handle *handle = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + const struct hnae3_ae_ops *ops = handle->ae_algo->ops; + struct hns3_sfp_type sfp_type; + int ret; + + if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 || + !ops->get_module_eeprom) + return -EOPNOTSUPP; + + memset(&sfp_type, 0, sizeof(sfp_type)); + ret = ops->get_module_eeprom(handle, 0, sizeof(sfp_type) / sizeof(u8), + (u8 *)&sfp_type); + if (ret) + return ret; + + switch (sfp_type.type) { + case SFF8024_ID_SFP: + modinfo->type = ETH_MODULE_SFF_8472; + modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; + break; + case SFF8024_ID_QSFP_8438: + modinfo->type = ETH_MODULE_SFF_8436; + modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN; + break; + case SFF8024_ID_QSFP_8436_8636: + if (sfp_type.ext_type < HNS3_SFF_8636_V1_3) { + modinfo->type = ETH_MODULE_SFF_8436; + modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN; + } else { + modinfo->type = ETH_MODULE_SFF_8636; + modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN; + } + break; + case SFF8024_ID_QSFP28_8636: + modinfo->type = ETH_MODULE_SFF_8636; + modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN; + break; + default: + netdev_err(netdev, "Optical module unknown: %#x\n", + sfp_type.type); + return -EINVAL; + } + + return 0; +} + +static int hns3_get_module_eeprom(struct net_device *netdev, + struct ethtool_eeprom *ee, u8 *data) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); + const struct hnae3_ae_ops *ops = handle->ae_algo->ops; + + if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 || + !ops->get_module_eeprom) + return -EOPNOTSUPP; + + if (!ee->len) + return -EINVAL; + + memset(data, 0, ee->len); + + return ops->get_module_eeprom(handle, ee->offset, ee->len, data); +} + +static u32 hns3_get_priv_flags(struct net_device *netdev) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + + return handle->priv_flags; +} + +static int hns3_check_priv_flags(struct hnae3_handle *h, u32 changed) +{ + u32 i; + + for (i = 0; i < HNAE3_PFLAG_MAX; i++) + if ((changed & BIT(i)) && !test_bit(i, &h->supported_pflags)) { + netdev_err(h->netdev, "%s is unsupported\n", + hns3_priv_flags[i].name); + return -EOPNOTSUPP; + } + + return 0; +} + +static int hns3_set_priv_flags(struct net_device *netdev, u32 pflags) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + u32 changed = pflags ^ handle->priv_flags; + int ret; + u32 i; + + ret = hns3_check_priv_flags(handle, changed); + if (ret) + return ret; + + for (i = 0; i < HNAE3_PFLAG_MAX; i++) { + if (changed & BIT(i)) { + bool enable = !(handle->priv_flags & BIT(i)); + + if (enable) + handle->priv_flags |= BIT(i); + else + handle->priv_flags &= ~BIT(i); + hns3_priv_flags[i].handler(netdev, enable); + } + } + + return 0; +} + +static int hns3_get_tunable(struct net_device *netdev, + const struct ethtool_tunable *tuna, + void *data) +{ + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hnae3_handle *h = priv->ae_handle; + int ret = 0; + + switch (tuna->id) { + case ETHTOOL_TX_COPYBREAK: + /* all the tx rings have the same tx_copybreak */ + *(u32 *)data = priv->tx_copybreak; + break; + case ETHTOOL_RX_COPYBREAK: + *(u32 *)data = priv->rx_copybreak; + break; + case ETHTOOL_TX_COPYBREAK_BUF_SIZE: + *(u32 *)data = h->kinfo.tx_spare_buf_size; + break; + default: + ret = -EOPNOTSUPP; + break; + } + + return ret; +} + +static int hns3_set_tx_spare_buf_size(struct net_device *netdev, + u32 data) +{ + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hnae3_handle *h = priv->ae_handle; + int ret; + + h->kinfo.tx_spare_buf_size = data; + + ret = hns3_reset_notify(h, HNAE3_DOWN_CLIENT); + if (ret) + return ret; + + ret = hns3_reset_notify(h, HNAE3_UNINIT_CLIENT); + if (ret) + return ret; + + ret = hns3_reset_notify(h, HNAE3_INIT_CLIENT); + if (ret) + return ret; + + ret = hns3_reset_notify(h, HNAE3_UP_CLIENT); + if (ret) + hns3_reset_notify(h, HNAE3_UNINIT_CLIENT); + + return ret; +} + +static int hns3_set_tunable(struct net_device *netdev, + const struct ethtool_tunable *tuna, + const void *data) +{ + struct hns3_nic_priv *priv = netdev_priv(netdev); + u32 old_tx_spare_buf_size, new_tx_spare_buf_size; + struct hnae3_handle *h = priv->ae_handle; + int i, ret = 0; + + if (hns3_nic_resetting(netdev) || !priv->ring) { + netdev_err(netdev, "failed to set tunable value, dev resetting!"); + return -EBUSY; + } + + switch (tuna->id) { + case ETHTOOL_TX_COPYBREAK: + priv->tx_copybreak = *(u32 *)data; + + for (i = 0; i < h->kinfo.num_tqps; i++) + priv->ring[i].tx_copybreak = priv->tx_copybreak; + + break; + case ETHTOOL_RX_COPYBREAK: + priv->rx_copybreak = *(u32 *)data; + + for (i = h->kinfo.num_tqps; i < h->kinfo.num_tqps * 2; i++) + priv->ring[i].rx_copybreak = priv->rx_copybreak; + + break; + case ETHTOOL_TX_COPYBREAK_BUF_SIZE: + old_tx_spare_buf_size = h->kinfo.tx_spare_buf_size; + new_tx_spare_buf_size = *(u32 *)data; + netdev_info(netdev, "request to set tx spare buf size from %u to %u\n", + old_tx_spare_buf_size, new_tx_spare_buf_size); + ret = hns3_set_tx_spare_buf_size(netdev, new_tx_spare_buf_size); + if (ret || + (!priv->ring->tx_spare && new_tx_spare_buf_size != 0)) { + int ret1; + + netdev_warn(netdev, "change tx spare buf size fail, revert to old value\n"); + ret1 = hns3_set_tx_spare_buf_size(netdev, + old_tx_spare_buf_size); + if (ret1) { + netdev_err(netdev, "revert to old tx spare buf size fail\n"); + return ret1; + } + + return ret; + } + + if (!priv->ring->tx_spare) + netdev_info(netdev, "the active tx spare buf size is 0, disable tx spare buffer\n"); + else + netdev_info(netdev, "the active tx spare buf size is %u, due to page order\n", + priv->ring->tx_spare->len); + + break; + default: + ret = -EOPNOTSUPP; + break; + } + + return ret; +} + +#define HNS3_ETHTOOL_COALESCE (ETHTOOL_COALESCE_USECS | \ + ETHTOOL_COALESCE_USE_ADAPTIVE | \ + ETHTOOL_COALESCE_RX_USECS_HIGH | \ + ETHTOOL_COALESCE_TX_USECS_HIGH | \ + ETHTOOL_COALESCE_MAX_FRAMES | \ + ETHTOOL_COALESCE_USE_CQE) + +#define HNS3_ETHTOOL_RING (ETHTOOL_RING_USE_RX_BUF_LEN | \ + ETHTOOL_RING_USE_TX_PUSH) + +static int hns3_get_ts_info(struct net_device *netdev, + struct ethtool_ts_info *info) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + + if (handle->ae_algo->ops->get_ts_info) + return handle->ae_algo->ops->get_ts_info(handle, info); + + return ethtool_op_get_ts_info(netdev, info); +} + +static const struct hns3_ethtool_link_ext_state_mapping +hns3_link_ext_state_map[] = { + {1, ETHTOOL_LINK_EXT_STATE_AUTONEG, + ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD}, + {2, ETHTOOL_LINK_EXT_STATE_AUTONEG, + ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED}, + + {256, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, + ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT}, + {257, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, + ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY}, + {512, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, + ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT}, + + {513, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, + ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK}, + {514, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, + ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED}, + {515, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, + ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED}, + + {768, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, + ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS}, + {769, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, + ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST}, + {770, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, + ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS}, + + {1024, ETHTOOL_LINK_EXT_STATE_NO_CABLE, 0}, + {1025, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, + ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, + + {1026, ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 0}, +}; + +static int hns3_get_link_ext_state(struct net_device *netdev, + struct ethtool_link_ext_state_info *info) +{ + const struct hns3_ethtool_link_ext_state_mapping *map; + struct hnae3_handle *h = hns3_get_handle(netdev); + u32 status_code, i; + int ret; + + if (netif_carrier_ok(netdev)) + return -ENODATA; + + if (!h->ae_algo->ops->get_link_diagnosis_info) + return -EOPNOTSUPP; + + ret = h->ae_algo->ops->get_link_diagnosis_info(h, &status_code); + if (ret) + return ret; + + for (i = 0; i < ARRAY_SIZE(hns3_link_ext_state_map); i++) { + map = &hns3_link_ext_state_map[i]; + if (map->status_code == status_code) { + info->link_ext_state = map->link_ext_state; + info->__link_ext_substate = map->link_ext_substate; + return 0; + } + } + + return -ENODATA; +} + +static void hns3_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + const struct hnae3_ae_ops *ops = hns3_get_ops(handle); + struct hnae3_ae_dev *ae_dev = hns3_get_ae_dev(handle); + + if (!hnae3_ae_dev_wol_supported(ae_dev)) + return; + + ops->get_wol(handle, wol); +} + +static int hns3_set_wol(struct net_device *netdev, + struct ethtool_wolinfo *wol) +{ + struct hnae3_handle *handle = hns3_get_handle(netdev); + const struct hnae3_ae_ops *ops = hns3_get_ops(handle); + struct hnae3_ae_dev *ae_dev = hns3_get_ae_dev(handle); + + if (!hnae3_ae_dev_wol_supported(ae_dev)) + return -EOPNOTSUPP; + + return ops->set_wol(handle, wol); +} + +static const struct ethtool_ops hns3vf_ethtool_ops = { + .supported_coalesce_params = HNS3_ETHTOOL_COALESCE, + .supported_ring_params = HNS3_ETHTOOL_RING, + .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, + .set_rxnfc = hns3_set_rxnfc, + .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, + .get_channels = hns3_get_channels, + .set_channels = hns3_set_channels, + .get_coalesce = hns3_get_coalesce, + .set_coalesce = hns3_set_coalesce, + .get_regs_len = hns3_get_regs_len, + .get_regs = hns3_get_regs, + .get_link = hns3_get_link, + .get_msglevel = hns3_get_msglevel, + .set_msglevel = hns3_set_msglevel, + .get_priv_flags = hns3_get_priv_flags, + .set_priv_flags = hns3_set_priv_flags, + .get_tunable = hns3_get_tunable, + .set_tunable = hns3_set_tunable, + .reset = hns3_set_reset, +}; + +static const struct ethtool_ops hns3_ethtool_ops = { + .supported_coalesce_params = HNS3_ETHTOOL_COALESCE, + .supported_ring_params = HNS3_ETHTOOL_RING, + .cap_link_lanes_supported = true, + .self_test = hns3_self_test, + .get_drvinfo = hns3_get_drvinfo, + .get_link = hns3_get_link, + .get_ringparam = hns3_get_ringparam, + .set_ringparam = hns3_set_ringparam, + .get_pauseparam = hns3_get_pauseparam, + .set_pauseparam = hns3_set_pauseparam, + .get_strings = hns3_get_strings, + .get_ethtool_stats = hns3_get_stats, + .get_sset_count = hns3_get_sset_count, + .get_rxnfc = hns3_get_rxnfc, + .set_rxnfc = hns3_set_rxnfc, + .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, + .set_link_ksettings = hns3_set_link_ksettings, + .nway_reset = hns3_nway_reset, + .get_channels = hns3_get_channels, + .set_channels = hns3_set_channels, + .get_coalesce = hns3_get_coalesce, + .set_coalesce = hns3_set_coalesce, + .get_regs_len = hns3_get_regs_len, + .get_regs = hns3_get_regs, + .set_phys_id = hns3_set_phys_id, + .get_msglevel = hns3_get_msglevel, + .set_msglevel = hns3_set_msglevel, + .get_fecparam = hns3_get_fecparam, + .set_fecparam = hns3_set_fecparam, + .get_fec_stats = hns3_get_fec_stats, + .get_module_info = hns3_get_module_info, + .get_module_eeprom = hns3_get_module_eeprom, + .get_priv_flags = hns3_get_priv_flags, + .set_priv_flags = hns3_set_priv_flags, + .get_ts_info = hns3_get_ts_info, + .get_tunable = hns3_get_tunable, + .set_tunable = hns3_set_tunable, + .reset = hns3_set_reset, + .get_link_ext_state = hns3_get_link_ext_state, + .get_wol = hns3_get_wol, + .set_wol = hns3_set_wol, +}; + +void hns3_ethtool_set_ops(struct net_device *netdev) +{ + 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; +} |