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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | |
parent | Initial commit. (diff) | |
download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c')
-rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 6399 |
1 files changed, 6399 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c new file mode 100644 index 000000000..2c334b56f --- /dev/null +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -0,0 +1,6399 @@ +// SPDX-License-Identifier: GPL-2.0+ +// Copyright (c) 2016-2017 Hisilicon Limited. + +#include <linux/acpi.h> +#include <linux/device.h> +#include <linux/etherdevice.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/pci.h> +#include <linux/platform_device.h> +#include <linux/if_vlan.h> +#include <net/rtnetlink.h> +#include "hclge_cmd.h" +#include "hclge_dcb.h" +#include "hclge_main.h" +#include "hclge_mbx.h" +#include "hclge_mdio.h" +#include "hclge_tm.h" +#include "hnae3.h" + +#define HCLGE_NAME "hclge" +#define HCLGE_STATS_READ(p, offset) (*((u64 *)((u8 *)(p) + (offset)))) +#define HCLGE_MAC_STATS_FIELD_OFF(f) (offsetof(struct hclge_mac_stats, f)) +#define HCLGE_64BIT_STATS_FIELD_OFF(f) (offsetof(struct hclge_64_bit_stats, f)) +#define HCLGE_32BIT_STATS_FIELD_OFF(f) (offsetof(struct hclge_32_bit_stats, f)) + +static int hclge_set_mta_filter_mode(struct hclge_dev *hdev, + enum hclge_mta_dmac_sel_type mta_mac_sel, + bool enable); +static int hclge_set_mtu(struct hnae3_handle *handle, int new_mtu); +static int hclge_init_vlan_config(struct hclge_dev *hdev); +static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev); + +static struct hnae3_ae_algo ae_algo; + +static const struct pci_device_id ae_algo_pci_tbl[] = { + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_GE), 0}, + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE), 0}, + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE_RDMA), 0}, + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE_RDMA_MACSEC), 0}, + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_50GE_RDMA), 0}, + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_50GE_RDMA_MACSEC), 0}, + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_100G_RDMA_MACSEC), 0}, + /* required last entry */ + {0, } +}; + +MODULE_DEVICE_TABLE(pci, ae_algo_pci_tbl); + +static const char hns3_nic_test_strs[][ETH_GSTRING_LEN] = { + "Mac Loopback test", + "Serdes Loopback test", + "Phy Loopback test" +}; + +static const struct hclge_comm_stats_str g_all_64bit_stats_string[] = { + {"igu_rx_oversize_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(igu_rx_oversize_pkt)}, + {"igu_rx_undersize_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(igu_rx_undersize_pkt)}, + {"igu_rx_out_all_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(igu_rx_out_all_pkt)}, + {"igu_rx_uni_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(igu_rx_uni_pkt)}, + {"igu_rx_multi_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(igu_rx_multi_pkt)}, + {"igu_rx_broad_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(igu_rx_broad_pkt)}, + {"egu_tx_out_all_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(egu_tx_out_all_pkt)}, + {"egu_tx_uni_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(egu_tx_uni_pkt)}, + {"egu_tx_multi_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(egu_tx_multi_pkt)}, + {"egu_tx_broad_pkt", + HCLGE_64BIT_STATS_FIELD_OFF(egu_tx_broad_pkt)}, + {"ssu_ppp_mac_key_num", + HCLGE_64BIT_STATS_FIELD_OFF(ssu_ppp_mac_key_num)}, + {"ssu_ppp_host_key_num", + HCLGE_64BIT_STATS_FIELD_OFF(ssu_ppp_host_key_num)}, + {"ppp_ssu_mac_rlt_num", + HCLGE_64BIT_STATS_FIELD_OFF(ppp_ssu_mac_rlt_num)}, + {"ppp_ssu_host_rlt_num", + HCLGE_64BIT_STATS_FIELD_OFF(ppp_ssu_host_rlt_num)}, + {"ssu_tx_in_num", + HCLGE_64BIT_STATS_FIELD_OFF(ssu_tx_in_num)}, + {"ssu_tx_out_num", + HCLGE_64BIT_STATS_FIELD_OFF(ssu_tx_out_num)}, + {"ssu_rx_in_num", + HCLGE_64BIT_STATS_FIELD_OFF(ssu_rx_in_num)}, + {"ssu_rx_out_num", + HCLGE_64BIT_STATS_FIELD_OFF(ssu_rx_out_num)} +}; + +static const struct hclge_comm_stats_str g_all_32bit_stats_string[] = { + {"igu_rx_err_pkt", + HCLGE_32BIT_STATS_FIELD_OFF(igu_rx_err_pkt)}, + {"igu_rx_no_eof_pkt", + HCLGE_32BIT_STATS_FIELD_OFF(igu_rx_no_eof_pkt)}, + {"igu_rx_no_sof_pkt", + HCLGE_32BIT_STATS_FIELD_OFF(igu_rx_no_sof_pkt)}, + {"egu_tx_1588_pkt", + HCLGE_32BIT_STATS_FIELD_OFF(egu_tx_1588_pkt)}, + {"ssu_full_drop_num", + HCLGE_32BIT_STATS_FIELD_OFF(ssu_full_drop_num)}, + {"ssu_part_drop_num", + HCLGE_32BIT_STATS_FIELD_OFF(ssu_part_drop_num)}, + {"ppp_key_drop_num", + HCLGE_32BIT_STATS_FIELD_OFF(ppp_key_drop_num)}, + {"ppp_rlt_drop_num", + HCLGE_32BIT_STATS_FIELD_OFF(ppp_rlt_drop_num)}, + {"ssu_key_drop_num", + HCLGE_32BIT_STATS_FIELD_OFF(ssu_key_drop_num)}, + {"pkt_curr_buf_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_cnt)}, + {"qcn_fb_rcv_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(qcn_fb_rcv_cnt)}, + {"qcn_fb_drop_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(qcn_fb_drop_cnt)}, + {"qcn_fb_invaild_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(qcn_fb_invaild_cnt)}, + {"rx_packet_tc0_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc0_in_cnt)}, + {"rx_packet_tc1_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc1_in_cnt)}, + {"rx_packet_tc2_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc2_in_cnt)}, + {"rx_packet_tc3_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc3_in_cnt)}, + {"rx_packet_tc4_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc4_in_cnt)}, + {"rx_packet_tc5_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc5_in_cnt)}, + {"rx_packet_tc6_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc6_in_cnt)}, + {"rx_packet_tc7_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc7_in_cnt)}, + {"rx_packet_tc0_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc0_out_cnt)}, + {"rx_packet_tc1_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc1_out_cnt)}, + {"rx_packet_tc2_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc2_out_cnt)}, + {"rx_packet_tc3_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc3_out_cnt)}, + {"rx_packet_tc4_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc4_out_cnt)}, + {"rx_packet_tc5_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc5_out_cnt)}, + {"rx_packet_tc6_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc6_out_cnt)}, + {"rx_packet_tc7_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_packet_tc7_out_cnt)}, + {"tx_packet_tc0_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc0_in_cnt)}, + {"tx_packet_tc1_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc1_in_cnt)}, + {"tx_packet_tc2_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc2_in_cnt)}, + {"tx_packet_tc3_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc3_in_cnt)}, + {"tx_packet_tc4_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc4_in_cnt)}, + {"tx_packet_tc5_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc5_in_cnt)}, + {"tx_packet_tc6_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc6_in_cnt)}, + {"tx_packet_tc7_in_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc7_in_cnt)}, + {"tx_packet_tc0_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc0_out_cnt)}, + {"tx_packet_tc1_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc1_out_cnt)}, + {"tx_packet_tc2_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc2_out_cnt)}, + {"tx_packet_tc3_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc3_out_cnt)}, + {"tx_packet_tc4_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc4_out_cnt)}, + {"tx_packet_tc5_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc5_out_cnt)}, + {"tx_packet_tc6_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc6_out_cnt)}, + {"tx_packet_tc7_out_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_packet_tc7_out_cnt)}, + {"pkt_curr_buf_tc0_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_tc0_cnt)}, + {"pkt_curr_buf_tc1_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_tc1_cnt)}, + {"pkt_curr_buf_tc2_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_tc2_cnt)}, + {"pkt_curr_buf_tc3_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_tc3_cnt)}, + {"pkt_curr_buf_tc4_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_tc4_cnt)}, + {"pkt_curr_buf_tc5_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_tc5_cnt)}, + {"pkt_curr_buf_tc6_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_tc6_cnt)}, + {"pkt_curr_buf_tc7_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(pkt_curr_buf_tc7_cnt)}, + {"mb_uncopy_num", + HCLGE_32BIT_STATS_FIELD_OFF(mb_uncopy_num)}, + {"lo_pri_unicast_rlt_drop_num", + HCLGE_32BIT_STATS_FIELD_OFF(lo_pri_unicast_rlt_drop_num)}, + {"hi_pri_multicast_rlt_drop_num", + HCLGE_32BIT_STATS_FIELD_OFF(hi_pri_multicast_rlt_drop_num)}, + {"lo_pri_multicast_rlt_drop_num", + HCLGE_32BIT_STATS_FIELD_OFF(lo_pri_multicast_rlt_drop_num)}, + {"rx_oq_drop_pkt_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(rx_oq_drop_pkt_cnt)}, + {"tx_oq_drop_pkt_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(tx_oq_drop_pkt_cnt)}, + {"nic_l2_err_drop_pkt_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(nic_l2_err_drop_pkt_cnt)}, + {"roc_l2_err_drop_pkt_cnt", + HCLGE_32BIT_STATS_FIELD_OFF(roc_l2_err_drop_pkt_cnt)} +}; + +static const struct hclge_comm_stats_str g_mac_stats_string[] = { + {"mac_tx_mac_pause_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_mac_pause_num)}, + {"mac_rx_mac_pause_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_mac_pause_num)}, + {"mac_tx_pfc_pri0_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri0_pkt_num)}, + {"mac_tx_pfc_pri1_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri1_pkt_num)}, + {"mac_tx_pfc_pri2_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri2_pkt_num)}, + {"mac_tx_pfc_pri3_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri3_pkt_num)}, + {"mac_tx_pfc_pri4_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri4_pkt_num)}, + {"mac_tx_pfc_pri5_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri5_pkt_num)}, + {"mac_tx_pfc_pri6_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri6_pkt_num)}, + {"mac_tx_pfc_pri7_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri7_pkt_num)}, + {"mac_rx_pfc_pri0_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri0_pkt_num)}, + {"mac_rx_pfc_pri1_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri1_pkt_num)}, + {"mac_rx_pfc_pri2_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri2_pkt_num)}, + {"mac_rx_pfc_pri3_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri3_pkt_num)}, + {"mac_rx_pfc_pri4_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri4_pkt_num)}, + {"mac_rx_pfc_pri5_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri5_pkt_num)}, + {"mac_rx_pfc_pri6_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri6_pkt_num)}, + {"mac_rx_pfc_pri7_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri7_pkt_num)}, + {"mac_tx_total_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_total_pkt_num)}, + {"mac_tx_total_oct_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_total_oct_num)}, + {"mac_tx_good_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_good_pkt_num)}, + {"mac_tx_bad_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_bad_pkt_num)}, + {"mac_tx_good_oct_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_good_oct_num)}, + {"mac_tx_bad_oct_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_bad_oct_num)}, + {"mac_tx_uni_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_uni_pkt_num)}, + {"mac_tx_multi_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_multi_pkt_num)}, + {"mac_tx_broad_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_broad_pkt_num)}, + {"mac_tx_undersize_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_undersize_pkt_num)}, + {"mac_tx_oversize_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_oversize_pkt_num)}, + {"mac_tx_64_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_64_oct_pkt_num)}, + {"mac_tx_65_127_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_65_127_oct_pkt_num)}, + {"mac_tx_128_255_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_128_255_oct_pkt_num)}, + {"mac_tx_256_511_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_256_511_oct_pkt_num)}, + {"mac_tx_512_1023_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_512_1023_oct_pkt_num)}, + {"mac_tx_1024_1518_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1024_1518_oct_pkt_num)}, + {"mac_tx_1519_2047_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_2047_oct_pkt_num)}, + {"mac_tx_2048_4095_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_2048_4095_oct_pkt_num)}, + {"mac_tx_4096_8191_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_4096_8191_oct_pkt_num)}, + {"mac_tx_8192_9216_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_8192_9216_oct_pkt_num)}, + {"mac_tx_9217_12287_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_9217_12287_oct_pkt_num)}, + {"mac_tx_12288_16383_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_12288_16383_oct_pkt_num)}, + {"mac_tx_1519_max_good_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_max_good_oct_pkt_num)}, + {"mac_tx_1519_max_bad_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_max_bad_oct_pkt_num)}, + {"mac_rx_total_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_total_pkt_num)}, + {"mac_rx_total_oct_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_total_oct_num)}, + {"mac_rx_good_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_good_pkt_num)}, + {"mac_rx_bad_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_bad_pkt_num)}, + {"mac_rx_good_oct_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_good_oct_num)}, + {"mac_rx_bad_oct_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_bad_oct_num)}, + {"mac_rx_uni_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_uni_pkt_num)}, + {"mac_rx_multi_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_multi_pkt_num)}, + {"mac_rx_broad_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_broad_pkt_num)}, + {"mac_rx_undersize_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_undersize_pkt_num)}, + {"mac_rx_oversize_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_oversize_pkt_num)}, + {"mac_rx_64_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_64_oct_pkt_num)}, + {"mac_rx_65_127_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_65_127_oct_pkt_num)}, + {"mac_rx_128_255_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_128_255_oct_pkt_num)}, + {"mac_rx_256_511_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_256_511_oct_pkt_num)}, + {"mac_rx_512_1023_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_512_1023_oct_pkt_num)}, + {"mac_rx_1024_1518_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1024_1518_oct_pkt_num)}, + {"mac_rx_1519_2047_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_2047_oct_pkt_num)}, + {"mac_rx_2048_4095_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_2048_4095_oct_pkt_num)}, + {"mac_rx_4096_8191_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_4096_8191_oct_pkt_num)}, + {"mac_rx_8192_9216_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_8192_9216_oct_pkt_num)}, + {"mac_rx_9217_12287_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_9217_12287_oct_pkt_num)}, + {"mac_rx_12288_16383_oct_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_12288_16383_oct_pkt_num)}, + {"mac_rx_1519_max_good_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_max_good_oct_pkt_num)}, + {"mac_rx_1519_max_bad_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_max_bad_oct_pkt_num)}, + + {"mac_tx_fragment_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_fragment_pkt_num)}, + {"mac_tx_undermin_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_undermin_pkt_num)}, + {"mac_tx_jabber_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_jabber_pkt_num)}, + {"mac_tx_err_all_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_err_all_pkt_num)}, + {"mac_tx_from_app_good_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_from_app_good_pkt_num)}, + {"mac_tx_from_app_bad_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_tx_from_app_bad_pkt_num)}, + {"mac_rx_fragment_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_fragment_pkt_num)}, + {"mac_rx_undermin_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_undermin_pkt_num)}, + {"mac_rx_jabber_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_jabber_pkt_num)}, + {"mac_rx_fcs_err_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_fcs_err_pkt_num)}, + {"mac_rx_send_app_good_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_send_app_good_pkt_num)}, + {"mac_rx_send_app_bad_pkt_num", + HCLGE_MAC_STATS_FIELD_OFF(mac_rx_send_app_bad_pkt_num)} +}; + +static const struct hclge_mac_mgr_tbl_entry_cmd hclge_mgr_table[] = { + { + .flags = HCLGE_MAC_MGR_MASK_VLAN_B, + .ethter_type = cpu_to_le16(HCLGE_MAC_ETHERTYPE_LLDP), + .mac_addr_hi32 = cpu_to_le32(htonl(0x0180C200)), + .mac_addr_lo16 = cpu_to_le16(htons(0x000E)), + .i_port_bitmap = 0x1, + }, +}; + +static int hclge_64_bit_update_stats(struct hclge_dev *hdev) +{ +#define HCLGE_64_BIT_CMD_NUM 5 +#define HCLGE_64_BIT_RTN_DATANUM 4 + u64 *data = (u64 *)(&hdev->hw_stats.all_64_bit_stats); + struct hclge_desc desc[HCLGE_64_BIT_CMD_NUM]; + __le64 *desc_data; + int i, k, n; + int ret; + + hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_STATS_64_BIT, true); + ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_64_BIT_CMD_NUM); + if (ret) { + dev_err(&hdev->pdev->dev, + "Get 64 bit pkt stats fail, status = %d.\n", ret); + return ret; + } + + for (i = 0; i < HCLGE_64_BIT_CMD_NUM; i++) { + if (unlikely(i == 0)) { + desc_data = (__le64 *)(&desc[i].data[0]); + n = HCLGE_64_BIT_RTN_DATANUM - 1; + } else { + desc_data = (__le64 *)(&desc[i]); + n = HCLGE_64_BIT_RTN_DATANUM; + } + for (k = 0; k < n; k++) { + *data++ += le64_to_cpu(*desc_data); + desc_data++; + } + } + + return 0; +} + +static void hclge_reset_partial_32bit_counter(struct hclge_32_bit_stats *stats) +{ + stats->pkt_curr_buf_cnt = 0; + stats->pkt_curr_buf_tc0_cnt = 0; + stats->pkt_curr_buf_tc1_cnt = 0; + stats->pkt_curr_buf_tc2_cnt = 0; + stats->pkt_curr_buf_tc3_cnt = 0; + stats->pkt_curr_buf_tc4_cnt = 0; + stats->pkt_curr_buf_tc5_cnt = 0; + stats->pkt_curr_buf_tc6_cnt = 0; + stats->pkt_curr_buf_tc7_cnt = 0; +} + +static int hclge_32_bit_update_stats(struct hclge_dev *hdev) +{ +#define HCLGE_32_BIT_CMD_NUM 8 +#define HCLGE_32_BIT_RTN_DATANUM 8 + + struct hclge_desc desc[HCLGE_32_BIT_CMD_NUM]; + struct hclge_32_bit_stats *all_32_bit_stats; + __le32 *desc_data; + int i, k, n; + u64 *data; + int ret; + + all_32_bit_stats = &hdev->hw_stats.all_32_bit_stats; + data = (u64 *)(&all_32_bit_stats->egu_tx_1588_pkt); + + hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_STATS_32_BIT, true); + ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_32_BIT_CMD_NUM); + if (ret) { + dev_err(&hdev->pdev->dev, + "Get 32 bit pkt stats fail, status = %d.\n", ret); + + return ret; + } + + hclge_reset_partial_32bit_counter(all_32_bit_stats); + for (i = 0; i < HCLGE_32_BIT_CMD_NUM; i++) { + if (unlikely(i == 0)) { + __le16 *desc_data_16bit; + + all_32_bit_stats->igu_rx_err_pkt += + le32_to_cpu(desc[i].data[0]); + + desc_data_16bit = (__le16 *)&desc[i].data[1]; + all_32_bit_stats->igu_rx_no_eof_pkt += + le16_to_cpu(*desc_data_16bit); + + desc_data_16bit++; + all_32_bit_stats->igu_rx_no_sof_pkt += + le16_to_cpu(*desc_data_16bit); + + desc_data = &desc[i].data[2]; + n = HCLGE_32_BIT_RTN_DATANUM - 4; + } else { + desc_data = (__le32 *)&desc[i]; + n = HCLGE_32_BIT_RTN_DATANUM; + } + for (k = 0; k < n; k++) { + *data++ += le32_to_cpu(*desc_data); + desc_data++; + } + } + + return 0; +} + +static int hclge_mac_update_stats(struct hclge_dev *hdev) +{ +#define HCLGE_MAC_CMD_NUM 21 +#define HCLGE_RTN_DATA_NUM 4 + + u64 *data = (u64 *)(&hdev->hw_stats.mac_stats); + struct hclge_desc desc[HCLGE_MAC_CMD_NUM]; + __le64 *desc_data; + int i, k, n; + int ret; + + hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_STATS_MAC, true); + ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_MAC_CMD_NUM); + if (ret) { + dev_err(&hdev->pdev->dev, + "Get MAC pkt stats fail, status = %d.\n", ret); + + return ret; + } + + for (i = 0; i < HCLGE_MAC_CMD_NUM; i++) { + if (unlikely(i == 0)) { + desc_data = (__le64 *)(&desc[i].data[0]); + n = HCLGE_RTN_DATA_NUM - 2; + } else { + desc_data = (__le64 *)(&desc[i]); + n = HCLGE_RTN_DATA_NUM; + } + for (k = 0; k < n; k++) { + *data++ += le64_to_cpu(*desc_data); + desc_data++; + } + } + + return 0; +} + +static int hclge_tqps_update_stats(struct hnae3_handle *handle) +{ + struct hnae3_knic_private_info *kinfo = &handle->kinfo; + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + struct hnae3_queue *queue; + struct hclge_desc desc[1]; + struct hclge_tqp *tqp; + int ret, i; + + for (i = 0; i < kinfo->num_tqps; i++) { + queue = handle->kinfo.tqp[i]; + tqp = container_of(queue, struct hclge_tqp, q); + /* command : HCLGE_OPC_QUERY_IGU_STAT */ + hclge_cmd_setup_basic_desc(&desc[0], + HCLGE_OPC_QUERY_RX_STATUS, + true); + + desc[0].data[0] = cpu_to_le32((tqp->index & 0x1ff)); + ret = hclge_cmd_send(&hdev->hw, desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Query tqp stat fail, status = %d,queue = %d\n", + ret, i); + return ret; + } + tqp->tqp_stats.rcb_rx_ring_pktnum_rcd += + le32_to_cpu(desc[0].data[1]); + } + + for (i = 0; i < kinfo->num_tqps; i++) { + queue = handle->kinfo.tqp[i]; + tqp = container_of(queue, struct hclge_tqp, q); + /* command : HCLGE_OPC_QUERY_IGU_STAT */ + hclge_cmd_setup_basic_desc(&desc[0], + HCLGE_OPC_QUERY_TX_STATUS, + true); + + desc[0].data[0] = cpu_to_le32((tqp->index & 0x1ff)); + ret = hclge_cmd_send(&hdev->hw, desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Query tqp stat fail, status = %d,queue = %d\n", + ret, i); + return ret; + } + tqp->tqp_stats.rcb_tx_ring_pktnum_rcd += + le32_to_cpu(desc[0].data[1]); + } + + return 0; +} + +static u64 *hclge_tqps_get_stats(struct hnae3_handle *handle, u64 *data) +{ + struct hnae3_knic_private_info *kinfo = &handle->kinfo; + struct hclge_tqp *tqp; + u64 *buff = data; + int i; + + for (i = 0; i < kinfo->num_tqps; i++) { + tqp = container_of(kinfo->tqp[i], struct hclge_tqp, q); + *buff++ = tqp->tqp_stats.rcb_tx_ring_pktnum_rcd; + } + + for (i = 0; i < kinfo->num_tqps; i++) { + tqp = container_of(kinfo->tqp[i], struct hclge_tqp, q); + *buff++ = tqp->tqp_stats.rcb_rx_ring_pktnum_rcd; + } + + return buff; +} + +static int hclge_tqps_get_sset_count(struct hnae3_handle *handle, int stringset) +{ + struct hnae3_knic_private_info *kinfo = &handle->kinfo; + + return kinfo->num_tqps * (2); +} + +static u8 *hclge_tqps_get_strings(struct hnae3_handle *handle, u8 *data) +{ + struct hnae3_knic_private_info *kinfo = &handle->kinfo; + u8 *buff = data; + int i = 0; + + for (i = 0; i < kinfo->num_tqps; i++) { + struct hclge_tqp *tqp = container_of(handle->kinfo.tqp[i], + struct hclge_tqp, q); + snprintf(buff, ETH_GSTRING_LEN, "txq#%d_pktnum_rcd", + tqp->index); + buff = buff + ETH_GSTRING_LEN; + } + + for (i = 0; i < kinfo->num_tqps; i++) { + struct hclge_tqp *tqp = container_of(kinfo->tqp[i], + struct hclge_tqp, q); + snprintf(buff, ETH_GSTRING_LEN, "rxq#%d_pktnum_rcd", + tqp->index); + buff = buff + ETH_GSTRING_LEN; + } + + return buff; +} + +static u64 *hclge_comm_get_stats(void *comm_stats, + const struct hclge_comm_stats_str strs[], + int size, u64 *data) +{ + u64 *buf = data; + u32 i; + + for (i = 0; i < size; i++) + buf[i] = HCLGE_STATS_READ(comm_stats, strs[i].offset); + + return buf + size; +} + +static u8 *hclge_comm_get_strings(u32 stringset, + const struct hclge_comm_stats_str strs[], + int size, u8 *data) +{ + char *buff = (char *)data; + u32 i; + + if (stringset != ETH_SS_STATS) + return buff; + + for (i = 0; i < size; i++) { + snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc); + buff = buff + ETH_GSTRING_LEN; + } + + return (u8 *)buff; +} + +static void hclge_update_netstat(struct hclge_hw_stats *hw_stats, + struct net_device_stats *net_stats) +{ + net_stats->tx_dropped = 0; + net_stats->rx_dropped = hw_stats->all_32_bit_stats.ssu_full_drop_num; + net_stats->rx_dropped += hw_stats->all_32_bit_stats.ppp_key_drop_num; + net_stats->rx_dropped += hw_stats->all_32_bit_stats.ssu_key_drop_num; + + net_stats->rx_errors = hw_stats->mac_stats.mac_rx_oversize_pkt_num; + net_stats->rx_errors += hw_stats->mac_stats.mac_rx_undersize_pkt_num; + net_stats->rx_errors += hw_stats->all_32_bit_stats.igu_rx_no_eof_pkt; + net_stats->rx_errors += hw_stats->all_32_bit_stats.igu_rx_no_sof_pkt; + net_stats->rx_errors += hw_stats->mac_stats.mac_rx_fcs_err_pkt_num; + + net_stats->multicast = hw_stats->mac_stats.mac_tx_multi_pkt_num; + net_stats->multicast += hw_stats->mac_stats.mac_rx_multi_pkt_num; + + net_stats->rx_crc_errors = hw_stats->mac_stats.mac_rx_fcs_err_pkt_num; + net_stats->rx_length_errors = + hw_stats->mac_stats.mac_rx_undersize_pkt_num; + net_stats->rx_length_errors += + hw_stats->mac_stats.mac_rx_oversize_pkt_num; + net_stats->rx_over_errors = + hw_stats->mac_stats.mac_rx_oversize_pkt_num; +} + +static void hclge_update_stats_for_all(struct hclge_dev *hdev) +{ + struct hnae3_handle *handle; + int status; + + handle = &hdev->vport[0].nic; + if (handle->client) { + status = hclge_tqps_update_stats(handle); + if (status) { + dev_err(&hdev->pdev->dev, + "Update TQPS stats fail, status = %d.\n", + status); + } + } + + status = hclge_mac_update_stats(hdev); + if (status) + dev_err(&hdev->pdev->dev, + "Update MAC stats fail, status = %d.\n", status); + + status = hclge_32_bit_update_stats(hdev); + if (status) + dev_err(&hdev->pdev->dev, + "Update 32 bit stats fail, status = %d.\n", + status); + + hclge_update_netstat(&hdev->hw_stats, &handle->kinfo.netdev->stats); +} + +static void hclge_update_stats(struct hnae3_handle *handle, + struct net_device_stats *net_stats) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + struct hclge_hw_stats *hw_stats = &hdev->hw_stats; + int status; + + if (test_and_set_bit(HCLGE_STATE_STATISTICS_UPDATING, &hdev->state)) + return; + + status = hclge_mac_update_stats(hdev); + if (status) + dev_err(&hdev->pdev->dev, + "Update MAC stats fail, status = %d.\n", + status); + + status = hclge_32_bit_update_stats(hdev); + if (status) + dev_err(&hdev->pdev->dev, + "Update 32 bit stats fail, status = %d.\n", + status); + + status = hclge_64_bit_update_stats(hdev); + if (status) + dev_err(&hdev->pdev->dev, + "Update 64 bit stats fail, status = %d.\n", + status); + + status = hclge_tqps_update_stats(handle); + if (status) + dev_err(&hdev->pdev->dev, + "Update TQPS stats fail, status = %d.\n", + status); + + hclge_update_netstat(hw_stats, net_stats); + + clear_bit(HCLGE_STATE_STATISTICS_UPDATING, &hdev->state); +} + +static int hclge_get_sset_count(struct hnae3_handle *handle, int stringset) +{ +#define HCLGE_LOOPBACK_TEST_FLAGS 0x7 + + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int count = 0; + + /* Loopback test support rules: + * mac: only GE mode support + * serdes: all mac mode will support include GE/XGE/LGE/CGE + * phy: only support when phy device exist on board + */ + if (stringset == ETH_SS_TEST) { + /* clear loopback bit flags at first */ + handle->flags = (handle->flags & (~HCLGE_LOOPBACK_TEST_FLAGS)); + if (hdev->hw.mac.speed == HCLGE_MAC_SPEED_10M || + hdev->hw.mac.speed == HCLGE_MAC_SPEED_100M || + hdev->hw.mac.speed == HCLGE_MAC_SPEED_1G) { + count += 1; + handle->flags |= HNAE3_SUPPORT_MAC_LOOPBACK; + } + + count++; + handle->flags |= HNAE3_SUPPORT_SERDES_LOOPBACK; + } else if (stringset == ETH_SS_STATS) { + count = ARRAY_SIZE(g_mac_stats_string) + + ARRAY_SIZE(g_all_32bit_stats_string) + + ARRAY_SIZE(g_all_64bit_stats_string) + + hclge_tqps_get_sset_count(handle, stringset); + } + + return count; +} + +static void hclge_get_strings(struct hnae3_handle *handle, + u32 stringset, + u8 *data) +{ + u8 *p = (char *)data; + int size; + + if (stringset == ETH_SS_STATS) { + size = ARRAY_SIZE(g_mac_stats_string); + p = hclge_comm_get_strings(stringset, + g_mac_stats_string, + size, + p); + size = ARRAY_SIZE(g_all_32bit_stats_string); + p = hclge_comm_get_strings(stringset, + g_all_32bit_stats_string, + size, + p); + size = ARRAY_SIZE(g_all_64bit_stats_string); + p = hclge_comm_get_strings(stringset, + g_all_64bit_stats_string, + size, + p); + p = hclge_tqps_get_strings(handle, p); + } else if (stringset == ETH_SS_TEST) { + if (handle->flags & HNAE3_SUPPORT_MAC_LOOPBACK) { + memcpy(p, + hns3_nic_test_strs[HNAE3_MAC_INTER_LOOP_MAC], + ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + } + if (handle->flags & HNAE3_SUPPORT_SERDES_LOOPBACK) { + memcpy(p, + hns3_nic_test_strs[HNAE3_MAC_INTER_LOOP_SERDES], + ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + } + if (handle->flags & HNAE3_SUPPORT_PHY_LOOPBACK) { + memcpy(p, + hns3_nic_test_strs[HNAE3_MAC_INTER_LOOP_PHY], + ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + } + } +} + +static void hclge_get_stats(struct hnae3_handle *handle, u64 *data) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + u64 *p; + + p = hclge_comm_get_stats(&hdev->hw_stats.mac_stats, + g_mac_stats_string, + ARRAY_SIZE(g_mac_stats_string), + data); + p = hclge_comm_get_stats(&hdev->hw_stats.all_32_bit_stats, + g_all_32bit_stats_string, + ARRAY_SIZE(g_all_32bit_stats_string), + p); + p = hclge_comm_get_stats(&hdev->hw_stats.all_64_bit_stats, + g_all_64bit_stats_string, + ARRAY_SIZE(g_all_64bit_stats_string), + p); + p = hclge_tqps_get_stats(handle, p); +} + +static int hclge_parse_func_status(struct hclge_dev *hdev, + struct hclge_func_status_cmd *status) +{ + if (!(status->pf_state & HCLGE_PF_STATE_DONE)) + return -EINVAL; + + /* Set the pf to main pf */ + if (status->pf_state & HCLGE_PF_STATE_MAIN) + hdev->flag |= HCLGE_FLAG_MAIN; + else + hdev->flag &= ~HCLGE_FLAG_MAIN; + + return 0; +} + +static int hclge_query_function_status(struct hclge_dev *hdev) +{ + struct hclge_func_status_cmd *req; + struct hclge_desc desc; + int timeout = 0; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_FUNC_STATUS, true); + req = (struct hclge_func_status_cmd *)desc.data; + + do { + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "query function status failed %d.\n", + ret); + + return ret; + } + + /* Check pf reset is done */ + if (req->pf_state) + break; + usleep_range(1000, 2000); + } while (timeout++ < 5); + + ret = hclge_parse_func_status(hdev, req); + + return ret; +} + +static int hclge_query_pf_resource(struct hclge_dev *hdev) +{ + struct hclge_pf_res_cmd *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_PF_RSRC, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "query pf resource failed %d.\n", ret); + return ret; + } + + req = (struct hclge_pf_res_cmd *)desc.data; + hdev->num_tqps = __le16_to_cpu(req->tqp_num); + hdev->pkt_buf_size = __le16_to_cpu(req->buf_size) << HCLGE_BUF_UNIT_S; + + if (hnae3_dev_roce_supported(hdev)) { + hdev->roce_base_msix_offset = + hnae3_get_field(__le16_to_cpu(req->msixcap_localid_ba_rocee), + HCLGE_MSIX_OFT_ROCEE_M, HCLGE_MSIX_OFT_ROCEE_S); + hdev->num_roce_msi = + hnae3_get_field(__le16_to_cpu(req->pf_intr_vector_number), + HCLGE_PF_VEC_NUM_M, HCLGE_PF_VEC_NUM_S); + + /* PF should have NIC vectors and Roce vectors, + * NIC vectors are queued before Roce vectors. + */ + hdev->num_msi = hdev->num_roce_msi + + hdev->roce_base_msix_offset; + } else { + hdev->num_msi = + hnae3_get_field(__le16_to_cpu(req->pf_intr_vector_number), + HCLGE_PF_VEC_NUM_M, HCLGE_PF_VEC_NUM_S); + } + + return 0; +} + +static int hclge_parse_speed(int speed_cmd, int *speed) +{ + switch (speed_cmd) { + case 6: + *speed = HCLGE_MAC_SPEED_10M; + break; + case 7: + *speed = HCLGE_MAC_SPEED_100M; + break; + case 0: + *speed = HCLGE_MAC_SPEED_1G; + break; + case 1: + *speed = HCLGE_MAC_SPEED_10G; + break; + case 2: + *speed = HCLGE_MAC_SPEED_25G; + break; + case 3: + *speed = HCLGE_MAC_SPEED_40G; + break; + case 4: + *speed = HCLGE_MAC_SPEED_50G; + break; + case 5: + *speed = HCLGE_MAC_SPEED_100G; + break; + default: + return -EINVAL; + } + + return 0; +} + +static void hclge_parse_fiber_link_mode(struct hclge_dev *hdev, + u8 speed_ability) +{ + unsigned long *supported = hdev->hw.mac.supported; + + if (speed_ability & HCLGE_SUPPORT_1G_BIT) + set_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT, + supported); + + if (speed_ability & HCLGE_SUPPORT_10G_BIT) + set_bit(ETHTOOL_LINK_MODE_10000baseSR_Full_BIT, + supported); + + if (speed_ability & HCLGE_SUPPORT_25G_BIT) + set_bit(ETHTOOL_LINK_MODE_25000baseSR_Full_BIT, + supported); + + if (speed_ability & HCLGE_SUPPORT_50G_BIT) + set_bit(ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT, + supported); + + if (speed_ability & HCLGE_SUPPORT_100G_BIT) + set_bit(ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT, + supported); + + set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, supported); + set_bit(ETHTOOL_LINK_MODE_Pause_BIT, supported); +} + +static void hclge_parse_link_mode(struct hclge_dev *hdev, u8 speed_ability) +{ + u8 media_type = hdev->hw.mac.media_type; + + if (media_type != HNAE3_MEDIA_TYPE_FIBER) + return; + + hclge_parse_fiber_link_mode(hdev, speed_ability); +} + +static void hclge_parse_cfg(struct hclge_cfg *cfg, struct hclge_desc *desc) +{ + struct hclge_cfg_param_cmd *req; + u64 mac_addr_tmp_high; + u64 mac_addr_tmp; + int i; + + req = (struct hclge_cfg_param_cmd *)desc[0].data; + + /* get the configuration */ + cfg->vmdq_vport_num = hnae3_get_field(__le32_to_cpu(req->param[0]), + HCLGE_CFG_VMDQ_M, + HCLGE_CFG_VMDQ_S); + cfg->tc_num = hnae3_get_field(__le32_to_cpu(req->param[0]), + HCLGE_CFG_TC_NUM_M, HCLGE_CFG_TC_NUM_S); + cfg->tqp_desc_num = hnae3_get_field(__le32_to_cpu(req->param[0]), + HCLGE_CFG_TQP_DESC_N_M, + HCLGE_CFG_TQP_DESC_N_S); + + cfg->phy_addr = hnae3_get_field(__le32_to_cpu(req->param[1]), + HCLGE_CFG_PHY_ADDR_M, + HCLGE_CFG_PHY_ADDR_S); + cfg->media_type = hnae3_get_field(__le32_to_cpu(req->param[1]), + HCLGE_CFG_MEDIA_TP_M, + HCLGE_CFG_MEDIA_TP_S); + cfg->rx_buf_len = hnae3_get_field(__le32_to_cpu(req->param[1]), + HCLGE_CFG_RX_BUF_LEN_M, + HCLGE_CFG_RX_BUF_LEN_S); + /* get mac_address */ + mac_addr_tmp = __le32_to_cpu(req->param[2]); + mac_addr_tmp_high = hnae3_get_field(__le32_to_cpu(req->param[3]), + HCLGE_CFG_MAC_ADDR_H_M, + HCLGE_CFG_MAC_ADDR_H_S); + + mac_addr_tmp |= (mac_addr_tmp_high << 31) << 1; + + cfg->default_speed = hnae3_get_field(__le32_to_cpu(req->param[3]), + HCLGE_CFG_DEFAULT_SPEED_M, + HCLGE_CFG_DEFAULT_SPEED_S); + cfg->rss_size_max = hnae3_get_field(__le32_to_cpu(req->param[3]), + HCLGE_CFG_RSS_SIZE_M, + HCLGE_CFG_RSS_SIZE_S); + + for (i = 0; i < ETH_ALEN; i++) + cfg->mac_addr[i] = (mac_addr_tmp >> (8 * i)) & 0xff; + + req = (struct hclge_cfg_param_cmd *)desc[1].data; + cfg->numa_node_map = __le32_to_cpu(req->param[0]); + + cfg->speed_ability = hnae3_get_field(__le32_to_cpu(req->param[1]), + HCLGE_CFG_SPEED_ABILITY_M, + HCLGE_CFG_SPEED_ABILITY_S); +} + +/* hclge_get_cfg: query the static parameter from flash + * @hdev: pointer to struct hclge_dev + * @hcfg: the config structure to be getted + */ +static int hclge_get_cfg(struct hclge_dev *hdev, struct hclge_cfg *hcfg) +{ + struct hclge_desc desc[HCLGE_PF_CFG_DESC_NUM]; + struct hclge_cfg_param_cmd *req; + int i, ret; + + for (i = 0; i < HCLGE_PF_CFG_DESC_NUM; i++) { + u32 offset = 0; + + req = (struct hclge_cfg_param_cmd *)desc[i].data; + hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_GET_CFG_PARAM, + true); + hnae3_set_field(offset, HCLGE_CFG_OFFSET_M, + HCLGE_CFG_OFFSET_S, i * HCLGE_CFG_RD_LEN_BYTES); + /* Len should be united by 4 bytes when send to hardware */ + hnae3_set_field(offset, HCLGE_CFG_RD_LEN_M, HCLGE_CFG_RD_LEN_S, + HCLGE_CFG_RD_LEN_BYTES / HCLGE_CFG_RD_LEN_UNIT); + req->offset = cpu_to_le32(offset); + } + + ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_PF_CFG_DESC_NUM); + if (ret) { + dev_err(&hdev->pdev->dev, "get config failed %d.\n", ret); + return ret; + } + + hclge_parse_cfg(hcfg, desc); + + return 0; +} + +static int hclge_get_cap(struct hclge_dev *hdev) +{ + int ret; + + ret = hclge_query_function_status(hdev); + if (ret) { + dev_err(&hdev->pdev->dev, + "query function status error %d.\n", ret); + return ret; + } + + /* get pf resource */ + ret = hclge_query_pf_resource(hdev); + if (ret) + dev_err(&hdev->pdev->dev, "query pf resource error %d.\n", ret); + + return ret; +} + +static int hclge_configure(struct hclge_dev *hdev) +{ + struct hclge_cfg cfg; + int ret, i; + + ret = hclge_get_cfg(hdev, &cfg); + if (ret) { + dev_err(&hdev->pdev->dev, "get mac mode error %d.\n", ret); + return ret; + } + + hdev->num_vmdq_vport = cfg.vmdq_vport_num; + hdev->base_tqp_pid = 0; + hdev->rss_size_max = cfg.rss_size_max; + hdev->rx_buf_len = cfg.rx_buf_len; + ether_addr_copy(hdev->hw.mac.mac_addr, cfg.mac_addr); + hdev->hw.mac.media_type = cfg.media_type; + hdev->hw.mac.phy_addr = cfg.phy_addr; + hdev->num_desc = cfg.tqp_desc_num; + hdev->tm_info.num_pg = 1; + hdev->tc_max = cfg.tc_num; + hdev->tm_info.hw_pfc_map = 0; + + ret = hclge_parse_speed(cfg.default_speed, &hdev->hw.mac.speed); + if (ret) { + dev_err(&hdev->pdev->dev, "Get wrong speed ret=%d.\n", ret); + return ret; + } + + hclge_parse_link_mode(hdev, cfg.speed_ability); + + if ((hdev->tc_max > HNAE3_MAX_TC) || + (hdev->tc_max < 1)) { + dev_warn(&hdev->pdev->dev, "TC num = %d.\n", + hdev->tc_max); + hdev->tc_max = 1; + } + + /* Dev does not support DCB */ + if (!hnae3_dev_dcb_supported(hdev)) { + hdev->tc_max = 1; + hdev->pfc_max = 0; + } else { + hdev->pfc_max = hdev->tc_max; + } + + hdev->tm_info.num_tc = hdev->tc_max; + + /* Currently not support uncontiuous tc */ + for (i = 0; i < hdev->tm_info.num_tc; i++) + hnae3_set_bit(hdev->hw_tc_map, i, 1); + + hdev->tx_sch_mode = HCLGE_FLAG_TC_BASE_SCH_MODE; + + return ret; +} + +static int hclge_config_tso(struct hclge_dev *hdev, int tso_mss_min, + int tso_mss_max) +{ + struct hclge_cfg_tso_status_cmd *req; + struct hclge_desc desc; + u16 tso_mss; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TSO_GENERIC_CONFIG, false); + + req = (struct hclge_cfg_tso_status_cmd *)desc.data; + + tso_mss = 0; + hnae3_set_field(tso_mss, HCLGE_TSO_MSS_MIN_M, + HCLGE_TSO_MSS_MIN_S, tso_mss_min); + req->tso_mss_min = cpu_to_le16(tso_mss); + + tso_mss = 0; + hnae3_set_field(tso_mss, HCLGE_TSO_MSS_MIN_M, + HCLGE_TSO_MSS_MIN_S, tso_mss_max); + req->tso_mss_max = cpu_to_le16(tso_mss); + + return hclge_cmd_send(&hdev->hw, &desc, 1); +} + +static int hclge_alloc_tqps(struct hclge_dev *hdev) +{ + struct hclge_tqp *tqp; + int i; + + hdev->htqp = devm_kcalloc(&hdev->pdev->dev, hdev->num_tqps, + sizeof(struct hclge_tqp), GFP_KERNEL); + if (!hdev->htqp) + return -ENOMEM; + + tqp = hdev->htqp; + + for (i = 0; i < hdev->num_tqps; i++) { + tqp->dev = &hdev->pdev->dev; + tqp->index = i; + + tqp->q.ae_algo = &ae_algo; + tqp->q.buf_size = hdev->rx_buf_len; + tqp->q.desc_num = hdev->num_desc; + tqp->q.io_base = hdev->hw.io_base + HCLGE_TQP_REG_OFFSET + + i * HCLGE_TQP_REG_SIZE; + + tqp++; + } + + return 0; +} + +static int hclge_map_tqps_to_func(struct hclge_dev *hdev, u16 func_id, + u16 tqp_pid, u16 tqp_vid, bool is_pf) +{ + struct hclge_tqp_map_cmd *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_SET_TQP_MAP, false); + + req = (struct hclge_tqp_map_cmd *)desc.data; + req->tqp_id = cpu_to_le16(tqp_pid); + req->tqp_vf = func_id; + req->tqp_flag = !is_pf << HCLGE_TQP_MAP_TYPE_B | + 1 << HCLGE_TQP_MAP_EN_B; + req->tqp_vid = cpu_to_le16(tqp_vid); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, "TQP map failed %d.\n", ret); + + return ret; +} + +static int hclge_assign_tqp(struct hclge_vport *vport) +{ + struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; + struct hclge_dev *hdev = vport->back; + int i, alloced; + + for (i = 0, alloced = 0; i < hdev->num_tqps && + alloced < kinfo->num_tqps; i++) { + if (!hdev->htqp[i].alloced) { + hdev->htqp[i].q.handle = &vport->nic; + hdev->htqp[i].q.tqp_index = alloced; + hdev->htqp[i].q.desc_num = kinfo->num_desc; + kinfo->tqp[alloced] = &hdev->htqp[i].q; + hdev->htqp[i].alloced = true; + alloced++; + } + } + vport->alloc_tqps = kinfo->num_tqps; + + return 0; +} + +static int hclge_knic_setup(struct hclge_vport *vport, + u16 num_tqps, u16 num_desc) +{ + struct hnae3_handle *nic = &vport->nic; + struct hnae3_knic_private_info *kinfo = &nic->kinfo; + struct hclge_dev *hdev = vport->back; + int i, ret; + + kinfo->num_desc = num_desc; + kinfo->rx_buf_len = hdev->rx_buf_len; + kinfo->num_tc = min_t(u16, num_tqps, hdev->tm_info.num_tc); + kinfo->rss_size + = min_t(u16, hdev->rss_size_max, num_tqps / kinfo->num_tc); + kinfo->num_tqps = kinfo->rss_size * kinfo->num_tc; + + for (i = 0; i < HNAE3_MAX_TC; i++) { + if (hdev->hw_tc_map & BIT(i)) { + kinfo->tc_info[i].enable = true; + kinfo->tc_info[i].tqp_offset = i * kinfo->rss_size; + kinfo->tc_info[i].tqp_count = kinfo->rss_size; + kinfo->tc_info[i].tc = i; + } else { + /* Set to default queue if TC is disable */ + kinfo->tc_info[i].enable = false; + kinfo->tc_info[i].tqp_offset = 0; + kinfo->tc_info[i].tqp_count = 1; + kinfo->tc_info[i].tc = 0; + } + } + + kinfo->tqp = devm_kcalloc(&hdev->pdev->dev, kinfo->num_tqps, + sizeof(struct hnae3_queue *), GFP_KERNEL); + if (!kinfo->tqp) + return -ENOMEM; + + ret = hclge_assign_tqp(vport); + if (ret) + dev_err(&hdev->pdev->dev, "fail to assign TQPs %d.\n", ret); + + return ret; +} + +static int hclge_map_tqp_to_vport(struct hclge_dev *hdev, + struct hclge_vport *vport) +{ + struct hnae3_handle *nic = &vport->nic; + struct hnae3_knic_private_info *kinfo; + u16 i; + + kinfo = &nic->kinfo; + for (i = 0; i < kinfo->num_tqps; i++) { + struct hclge_tqp *q = + container_of(kinfo->tqp[i], struct hclge_tqp, q); + bool is_pf; + int ret; + + is_pf = !(vport->vport_id); + ret = hclge_map_tqps_to_func(hdev, vport->vport_id, q->index, + i, is_pf); + if (ret) + return ret; + } + + return 0; +} + +static int hclge_map_tqp(struct hclge_dev *hdev) +{ + struct hclge_vport *vport = hdev->vport; + u16 i, num_vport; + + num_vport = hdev->num_vmdq_vport + hdev->num_req_vfs + 1; + for (i = 0; i < num_vport; i++) { + int ret; + + ret = hclge_map_tqp_to_vport(hdev, vport); + if (ret) + return ret; + + vport++; + } + + return 0; +} + +static void hclge_unic_setup(struct hclge_vport *vport, u16 num_tqps) +{ + /* this would be initialized later */ +} + +static int hclge_vport_setup(struct hclge_vport *vport, u16 num_tqps) +{ + struct hnae3_handle *nic = &vport->nic; + struct hclge_dev *hdev = vport->back; + int ret; + + nic->pdev = hdev->pdev; + nic->ae_algo = &ae_algo; + nic->numa_node_mask = hdev->numa_node_mask; + + if (hdev->ae_dev->dev_type == HNAE3_DEV_KNIC) { + ret = hclge_knic_setup(vport, num_tqps, hdev->num_desc); + if (ret) { + dev_err(&hdev->pdev->dev, "knic setup failed %d\n", + ret); + return ret; + } + } else { + hclge_unic_setup(vport, num_tqps); + } + + return 0; +} + +static int hclge_alloc_vport(struct hclge_dev *hdev) +{ + struct pci_dev *pdev = hdev->pdev; + struct hclge_vport *vport; + u32 tqp_main_vport; + u32 tqp_per_vport; + int num_vport, i; + int ret; + + /* We need to alloc a vport for main NIC of PF */ + num_vport = hdev->num_vmdq_vport + hdev->num_req_vfs + 1; + + if (hdev->num_tqps < num_vport) { + dev_err(&hdev->pdev->dev, "tqps(%d) is less than vports(%d)", + hdev->num_tqps, num_vport); + return -EINVAL; + } + + /* Alloc the same number of TQPs for every vport */ + tqp_per_vport = hdev->num_tqps / num_vport; + tqp_main_vport = tqp_per_vport + hdev->num_tqps % num_vport; + + vport = devm_kcalloc(&pdev->dev, num_vport, sizeof(struct hclge_vport), + GFP_KERNEL); + if (!vport) + return -ENOMEM; + + hdev->vport = vport; + hdev->num_alloc_vport = num_vport; + + if (IS_ENABLED(CONFIG_PCI_IOV)) + hdev->num_alloc_vfs = hdev->num_req_vfs; + + for (i = 0; i < num_vport; i++) { + vport->back = hdev; + vport->vport_id = i; + + if (i == 0) + ret = hclge_vport_setup(vport, tqp_main_vport); + else + ret = hclge_vport_setup(vport, tqp_per_vport); + if (ret) { + dev_err(&pdev->dev, + "vport setup failed for vport %d, %d\n", + i, ret); + return ret; + } + + vport++; + } + + return 0; +} + +static int hclge_cmd_alloc_tx_buff(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ +/* TX buffer size is unit by 128 byte */ +#define HCLGE_BUF_SIZE_UNIT_SHIFT 7 +#define HCLGE_BUF_SIZE_UPDATE_EN_MSK BIT(15) + struct hclge_tx_buff_alloc_cmd *req; + struct hclge_desc desc; + int ret; + u8 i; + + req = (struct hclge_tx_buff_alloc_cmd *)desc.data; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TX_BUFF_ALLOC, 0); + for (i = 0; i < HCLGE_TC_NUM; i++) { + u32 buf_size = buf_alloc->priv_buf[i].tx_buf_size; + + req->tx_pkt_buff[i] = + cpu_to_le16((buf_size >> HCLGE_BUF_SIZE_UNIT_SHIFT) | + HCLGE_BUF_SIZE_UPDATE_EN_MSK); + } + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, "tx buffer alloc cmd failed %d.\n", + ret); + + return ret; +} + +static int hclge_tx_buffer_alloc(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ + int ret = hclge_cmd_alloc_tx_buff(hdev, buf_alloc); + + if (ret) + dev_err(&hdev->pdev->dev, "tx buffer alloc failed %d\n", ret); + + return ret; +} + +static int hclge_get_tc_num(struct hclge_dev *hdev) +{ + int i, cnt = 0; + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) + if (hdev->hw_tc_map & BIT(i)) + cnt++; + return cnt; +} + +static int hclge_get_pfc_enalbe_num(struct hclge_dev *hdev) +{ + int i, cnt = 0; + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) + if (hdev->hw_tc_map & BIT(i) && + hdev->tm_info.hw_pfc_map & BIT(i)) + cnt++; + return cnt; +} + +/* Get the number of pfc enabled TCs, which have private buffer */ +static int hclge_get_pfc_priv_num(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ + struct hclge_priv_buf *priv; + int i, cnt = 0; + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + priv = &buf_alloc->priv_buf[i]; + if ((hdev->tm_info.hw_pfc_map & BIT(i)) && + priv->enable) + cnt++; + } + + return cnt; +} + +/* Get the number of pfc disabled TCs, which have private buffer */ +static int hclge_get_no_pfc_priv_num(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ + struct hclge_priv_buf *priv; + int i, cnt = 0; + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + priv = &buf_alloc->priv_buf[i]; + if (hdev->hw_tc_map & BIT(i) && + !(hdev->tm_info.hw_pfc_map & BIT(i)) && + priv->enable) + cnt++; + } + + return cnt; +} + +static u32 hclge_get_rx_priv_buff_alloced(struct hclge_pkt_buf_alloc *buf_alloc) +{ + struct hclge_priv_buf *priv; + u32 rx_priv = 0; + int i; + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + priv = &buf_alloc->priv_buf[i]; + if (priv->enable) + rx_priv += priv->buf_size; + } + return rx_priv; +} + +static u32 hclge_get_tx_buff_alloced(struct hclge_pkt_buf_alloc *buf_alloc) +{ + u32 i, total_tx_size = 0; + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) + total_tx_size += buf_alloc->priv_buf[i].tx_buf_size; + + return total_tx_size; +} + +static bool hclge_is_rx_buf_ok(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc, + u32 rx_all) +{ + u32 shared_buf_min, shared_buf_tc, shared_std; + int tc_num, pfc_enable_num; + u32 shared_buf; + u32 rx_priv; + int i; + + tc_num = hclge_get_tc_num(hdev); + pfc_enable_num = hclge_get_pfc_enalbe_num(hdev); + + if (hnae3_dev_dcb_supported(hdev)) + shared_buf_min = 2 * hdev->mps + HCLGE_DEFAULT_DV; + else + shared_buf_min = 2 * hdev->mps + HCLGE_DEFAULT_NON_DCB_DV; + + shared_buf_tc = pfc_enable_num * hdev->mps + + (tc_num - pfc_enable_num) * hdev->mps / 2 + + hdev->mps; + shared_std = max_t(u32, shared_buf_min, shared_buf_tc); + + rx_priv = hclge_get_rx_priv_buff_alloced(buf_alloc); + if (rx_all <= rx_priv + shared_std) + return false; + + shared_buf = rx_all - rx_priv; + buf_alloc->s_buf.buf_size = shared_buf; + buf_alloc->s_buf.self.high = shared_buf; + buf_alloc->s_buf.self.low = 2 * hdev->mps; + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + if ((hdev->hw_tc_map & BIT(i)) && + (hdev->tm_info.hw_pfc_map & BIT(i))) { + buf_alloc->s_buf.tc_thrd[i].low = hdev->mps; + buf_alloc->s_buf.tc_thrd[i].high = 2 * hdev->mps; + } else { + buf_alloc->s_buf.tc_thrd[i].low = 0; + buf_alloc->s_buf.tc_thrd[i].high = hdev->mps; + } + } + + return true; +} + +static int hclge_tx_buffer_calc(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ + u32 i, total_size; + + total_size = hdev->pkt_buf_size; + + /* alloc tx buffer for all enabled tc */ + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i]; + + if (total_size < HCLGE_DEFAULT_TX_BUF) + return -ENOMEM; + + if (hdev->hw_tc_map & BIT(i)) + priv->tx_buf_size = HCLGE_DEFAULT_TX_BUF; + else + priv->tx_buf_size = 0; + + total_size -= priv->tx_buf_size; + } + + return 0; +} + +/* hclge_rx_buffer_calc: calculate the rx private buffer size for all TCs + * @hdev: pointer to struct hclge_dev + * @buf_alloc: pointer to buffer calculation data + * @return: 0: calculate sucessful, negative: fail + */ +static int hclge_rx_buffer_calc(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ +#define HCLGE_BUF_SIZE_UNIT 128 + u32 rx_all = hdev->pkt_buf_size, aligned_mps; + int no_pfc_priv_num, pfc_priv_num; + struct hclge_priv_buf *priv; + int i; + + aligned_mps = round_up(hdev->mps, HCLGE_BUF_SIZE_UNIT); + rx_all -= hclge_get_tx_buff_alloced(buf_alloc); + + /* When DCB is not supported, rx private + * buffer is not allocated. + */ + if (!hnae3_dev_dcb_supported(hdev)) { + if (!hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all)) + return -ENOMEM; + + return 0; + } + + /* step 1, try to alloc private buffer for all enabled tc */ + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + priv = &buf_alloc->priv_buf[i]; + if (hdev->hw_tc_map & BIT(i)) { + priv->enable = 1; + if (hdev->tm_info.hw_pfc_map & BIT(i)) { + priv->wl.low = aligned_mps; + priv->wl.high = priv->wl.low + aligned_mps; + priv->buf_size = priv->wl.high + + HCLGE_DEFAULT_DV; + } else { + priv->wl.low = 0; + priv->wl.high = 2 * aligned_mps; + priv->buf_size = priv->wl.high; + } + } else { + priv->enable = 0; + priv->wl.low = 0; + priv->wl.high = 0; + priv->buf_size = 0; + } + } + + if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all)) + return 0; + + /* step 2, try to decrease the buffer size of + * no pfc TC's private buffer + */ + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + priv = &buf_alloc->priv_buf[i]; + + priv->enable = 0; + priv->wl.low = 0; + priv->wl.high = 0; + priv->buf_size = 0; + + if (!(hdev->hw_tc_map & BIT(i))) + continue; + + priv->enable = 1; + + if (hdev->tm_info.hw_pfc_map & BIT(i)) { + priv->wl.low = 128; + priv->wl.high = priv->wl.low + aligned_mps; + priv->buf_size = priv->wl.high + HCLGE_DEFAULT_DV; + } else { + priv->wl.low = 0; + priv->wl.high = aligned_mps; + priv->buf_size = priv->wl.high; + } + } + + if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all)) + return 0; + + /* step 3, try to reduce the number of pfc disabled TCs, + * which have private buffer + */ + /* get the total no pfc enable TC number, which have private buffer */ + no_pfc_priv_num = hclge_get_no_pfc_priv_num(hdev, buf_alloc); + + /* let the last to be cleared first */ + for (i = HCLGE_MAX_TC_NUM - 1; i >= 0; i--) { + priv = &buf_alloc->priv_buf[i]; + + if (hdev->hw_tc_map & BIT(i) && + !(hdev->tm_info.hw_pfc_map & BIT(i))) { + /* Clear the no pfc TC private buffer */ + priv->wl.low = 0; + priv->wl.high = 0; + priv->buf_size = 0; + priv->enable = 0; + no_pfc_priv_num--; + } + + if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all) || + no_pfc_priv_num == 0) + break; + } + + if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all)) + return 0; + + /* step 4, try to reduce the number of pfc enabled TCs + * which have private buffer. + */ + pfc_priv_num = hclge_get_pfc_priv_num(hdev, buf_alloc); + + /* let the last to be cleared first */ + for (i = HCLGE_MAX_TC_NUM - 1; i >= 0; i--) { + priv = &buf_alloc->priv_buf[i]; + + if (hdev->hw_tc_map & BIT(i) && + hdev->tm_info.hw_pfc_map & BIT(i)) { + /* Reduce the number of pfc TC with private buffer */ + priv->wl.low = 0; + priv->enable = 0; + priv->wl.high = 0; + priv->buf_size = 0; + pfc_priv_num--; + } + + if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all) || + pfc_priv_num == 0) + break; + } + if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all)) + return 0; + + return -ENOMEM; +} + +static int hclge_rx_priv_buf_alloc(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ + struct hclge_rx_priv_buff_cmd *req; + struct hclge_desc desc; + int ret; + int i; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_PRIV_BUFF_ALLOC, false); + req = (struct hclge_rx_priv_buff_cmd *)desc.data; + + /* Alloc private buffer TCs */ + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i]; + + req->buf_num[i] = + cpu_to_le16(priv->buf_size >> HCLGE_BUF_UNIT_S); + req->buf_num[i] |= + cpu_to_le16(1 << HCLGE_TC0_PRI_BUF_EN_B); + } + + req->shared_buf = + cpu_to_le16((buf_alloc->s_buf.buf_size >> HCLGE_BUF_UNIT_S) | + (1 << HCLGE_TC0_PRI_BUF_EN_B)); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "rx private buffer alloc cmd failed %d\n", ret); + + return ret; +} + +static int hclge_rx_priv_wl_config(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ + struct hclge_rx_priv_wl_buf *req; + struct hclge_priv_buf *priv; + struct hclge_desc desc[2]; + int i, j; + int ret; + + for (i = 0; i < 2; i++) { + hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_RX_PRIV_WL_ALLOC, + false); + req = (struct hclge_rx_priv_wl_buf *)desc[i].data; + + /* The first descriptor set the NEXT bit to 1 */ + if (i == 0) + desc[i].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + else + desc[i].flag &= ~cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + + for (j = 0; j < HCLGE_TC_NUM_ONE_DESC; j++) { + u32 idx = i * HCLGE_TC_NUM_ONE_DESC + j; + + priv = &buf_alloc->priv_buf[idx]; + req->tc_wl[j].high = + cpu_to_le16(priv->wl.high >> HCLGE_BUF_UNIT_S); + req->tc_wl[j].high |= + cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); + req->tc_wl[j].low = + cpu_to_le16(priv->wl.low >> HCLGE_BUF_UNIT_S); + req->tc_wl[j].low |= + cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); + } + } + + /* Send 2 descriptor at one time */ + ret = hclge_cmd_send(&hdev->hw, desc, 2); + if (ret) + dev_err(&hdev->pdev->dev, + "rx private waterline config cmd failed %d\n", + ret); + return ret; +} + +static int hclge_common_thrd_config(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ + struct hclge_shared_buf *s_buf = &buf_alloc->s_buf; + struct hclge_rx_com_thrd *req; + struct hclge_desc desc[2]; + struct hclge_tc_thrd *tc; + int i, j; + int ret; + + for (i = 0; i < 2; i++) { + hclge_cmd_setup_basic_desc(&desc[i], + HCLGE_OPC_RX_COM_THRD_ALLOC, false); + req = (struct hclge_rx_com_thrd *)&desc[i].data; + + /* The first descriptor set the NEXT bit to 1 */ + if (i == 0) + desc[i].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + else + desc[i].flag &= ~cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + + for (j = 0; j < HCLGE_TC_NUM_ONE_DESC; j++) { + tc = &s_buf->tc_thrd[i * HCLGE_TC_NUM_ONE_DESC + j]; + + req->com_thrd[j].high = + cpu_to_le16(tc->high >> HCLGE_BUF_UNIT_S); + req->com_thrd[j].high |= + cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); + req->com_thrd[j].low = + cpu_to_le16(tc->low >> HCLGE_BUF_UNIT_S); + req->com_thrd[j].low |= + cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); + } + } + + /* Send 2 descriptors at one time */ + ret = hclge_cmd_send(&hdev->hw, desc, 2); + if (ret) + dev_err(&hdev->pdev->dev, + "common threshold config cmd failed %d\n", ret); + return ret; +} + +static int hclge_common_wl_config(struct hclge_dev *hdev, + struct hclge_pkt_buf_alloc *buf_alloc) +{ + struct hclge_shared_buf *buf = &buf_alloc->s_buf; + struct hclge_rx_com_wl *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_COM_WL_ALLOC, false); + + req = (struct hclge_rx_com_wl *)desc.data; + req->com_wl.high = cpu_to_le16(buf->self.high >> HCLGE_BUF_UNIT_S); + req->com_wl.high |= cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); + + req->com_wl.low = cpu_to_le16(buf->self.low >> HCLGE_BUF_UNIT_S); + req->com_wl.low |= cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B)); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "common waterline config cmd failed %d\n", ret); + + return ret; +} + +int hclge_buffer_alloc(struct hclge_dev *hdev) +{ + struct hclge_pkt_buf_alloc *pkt_buf; + int ret; + + pkt_buf = kzalloc(sizeof(*pkt_buf), GFP_KERNEL); + if (!pkt_buf) + return -ENOMEM; + + ret = hclge_tx_buffer_calc(hdev, pkt_buf); + if (ret) { + dev_err(&hdev->pdev->dev, + "could not calc tx buffer size for all TCs %d\n", ret); + goto out; + } + + ret = hclge_tx_buffer_alloc(hdev, pkt_buf); + if (ret) { + dev_err(&hdev->pdev->dev, + "could not alloc tx buffers %d\n", ret); + goto out; + } + + ret = hclge_rx_buffer_calc(hdev, pkt_buf); + if (ret) { + dev_err(&hdev->pdev->dev, + "could not calc rx priv buffer size for all TCs %d\n", + ret); + goto out; + } + + ret = hclge_rx_priv_buf_alloc(hdev, pkt_buf); + if (ret) { + dev_err(&hdev->pdev->dev, "could not alloc rx priv buffer %d\n", + ret); + goto out; + } + + if (hnae3_dev_dcb_supported(hdev)) { + ret = hclge_rx_priv_wl_config(hdev, pkt_buf); + if (ret) { + dev_err(&hdev->pdev->dev, + "could not configure rx private waterline %d\n", + ret); + goto out; + } + + ret = hclge_common_thrd_config(hdev, pkt_buf); + if (ret) { + dev_err(&hdev->pdev->dev, + "could not configure common threshold %d\n", + ret); + goto out; + } + } + + ret = hclge_common_wl_config(hdev, pkt_buf); + if (ret) + dev_err(&hdev->pdev->dev, + "could not configure common waterline %d\n", ret); + +out: + kfree(pkt_buf); + return ret; +} + +static int hclge_init_roce_base_info(struct hclge_vport *vport) +{ + struct hnae3_handle *roce = &vport->roce; + struct hnae3_handle *nic = &vport->nic; + + roce->rinfo.num_vectors = vport->back->num_roce_msi; + + if (vport->back->num_msi_left < vport->roce.rinfo.num_vectors || + vport->back->num_msi_left == 0) + return -EINVAL; + + roce->rinfo.base_vector = vport->back->roce_base_vector; + + roce->rinfo.netdev = nic->kinfo.netdev; + roce->rinfo.roce_io_base = vport->back->hw.io_base; + + roce->pdev = nic->pdev; + roce->ae_algo = nic->ae_algo; + roce->numa_node_mask = nic->numa_node_mask; + + return 0; +} + +static int hclge_init_msi(struct hclge_dev *hdev) +{ + struct pci_dev *pdev = hdev->pdev; + int vectors; + int i; + + vectors = pci_alloc_irq_vectors(pdev, 1, hdev->num_msi, + PCI_IRQ_MSI | PCI_IRQ_MSIX); + if (vectors < 0) { + dev_err(&pdev->dev, + "failed(%d) to allocate MSI/MSI-X vectors\n", + vectors); + return vectors; + } + if (vectors < hdev->num_msi) + dev_warn(&hdev->pdev->dev, + "requested %d MSI/MSI-X, but allocated %d MSI/MSI-X\n", + hdev->num_msi, vectors); + + hdev->num_msi = vectors; + hdev->num_msi_left = vectors; + hdev->base_msi_vector = pdev->irq; + hdev->roce_base_vector = hdev->base_msi_vector + + hdev->roce_base_msix_offset; + + hdev->vector_status = devm_kcalloc(&pdev->dev, hdev->num_msi, + sizeof(u16), GFP_KERNEL); + if (!hdev->vector_status) { + pci_free_irq_vectors(pdev); + return -ENOMEM; + } + + for (i = 0; i < hdev->num_msi; i++) + hdev->vector_status[i] = HCLGE_INVALID_VPORT; + + hdev->vector_irq = devm_kcalloc(&pdev->dev, hdev->num_msi, + sizeof(int), GFP_KERNEL); + if (!hdev->vector_irq) { + pci_free_irq_vectors(pdev); + return -ENOMEM; + } + + return 0; +} + +static void hclge_check_speed_dup(struct hclge_dev *hdev, int duplex, int speed) +{ + struct hclge_mac *mac = &hdev->hw.mac; + + if ((speed == HCLGE_MAC_SPEED_10M) || (speed == HCLGE_MAC_SPEED_100M)) + mac->duplex = (u8)duplex; + else + mac->duplex = HCLGE_MAC_FULL; + + mac->speed = speed; +} + +int hclge_cfg_mac_speed_dup(struct hclge_dev *hdev, int speed, u8 duplex) +{ + struct hclge_config_mac_speed_dup_cmd *req; + struct hclge_desc desc; + int ret; + + req = (struct hclge_config_mac_speed_dup_cmd *)desc.data; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_SPEED_DUP, false); + + hnae3_set_bit(req->speed_dup, HCLGE_CFG_DUPLEX_B, !!duplex); + + switch (speed) { + case HCLGE_MAC_SPEED_10M: + hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, + HCLGE_CFG_SPEED_S, 6); + break; + case HCLGE_MAC_SPEED_100M: + hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, + HCLGE_CFG_SPEED_S, 7); + break; + case HCLGE_MAC_SPEED_1G: + hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, + HCLGE_CFG_SPEED_S, 0); + break; + case HCLGE_MAC_SPEED_10G: + hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, + HCLGE_CFG_SPEED_S, 1); + break; + case HCLGE_MAC_SPEED_25G: + hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, + HCLGE_CFG_SPEED_S, 2); + break; + case HCLGE_MAC_SPEED_40G: + hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, + HCLGE_CFG_SPEED_S, 3); + break; + case HCLGE_MAC_SPEED_50G: + hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, + HCLGE_CFG_SPEED_S, 4); + break; + case HCLGE_MAC_SPEED_100G: + hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, + HCLGE_CFG_SPEED_S, 5); + break; + default: + dev_err(&hdev->pdev->dev, "invalid speed (%d)\n", speed); + return -EINVAL; + } + + hnae3_set_bit(req->mac_change_fec_en, HCLGE_CFG_MAC_SPEED_CHANGE_EN_B, + 1); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "mac speed/duplex config cmd failed %d.\n", ret); + return ret; + } + + hclge_check_speed_dup(hdev, duplex, speed); + + return 0; +} + +static int hclge_cfg_mac_speed_dup_h(struct hnae3_handle *handle, int speed, + u8 duplex) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + return hclge_cfg_mac_speed_dup(hdev, speed, duplex); +} + +static int hclge_query_mac_an_speed_dup(struct hclge_dev *hdev, int *speed, + u8 *duplex) +{ + struct hclge_query_an_speed_dup_cmd *req; + struct hclge_desc desc; + int speed_tmp; + int ret; + + req = (struct hclge_query_an_speed_dup_cmd *)desc.data; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_AN_RESULT, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "mac speed/autoneg/duplex query cmd failed %d\n", + ret); + return ret; + } + + *duplex = hnae3_get_bit(req->an_syn_dup_speed, HCLGE_QUERY_DUPLEX_B); + speed_tmp = hnae3_get_field(req->an_syn_dup_speed, HCLGE_QUERY_SPEED_M, + HCLGE_QUERY_SPEED_S); + + ret = hclge_parse_speed(speed_tmp, speed); + if (ret) + dev_err(&hdev->pdev->dev, + "could not parse speed(=%d), %d\n", speed_tmp, ret); + + return ret; +} + +static int hclge_set_autoneg_en(struct hclge_dev *hdev, bool enable) +{ + struct hclge_config_auto_neg_cmd *req; + struct hclge_desc desc; + u32 flag = 0; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_AN_MODE, false); + + req = (struct hclge_config_auto_neg_cmd *)desc.data; + hnae3_set_bit(flag, HCLGE_MAC_CFG_AN_EN_B, !!enable); + req->cfg_an_cmd_flag = cpu_to_le32(flag); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, "auto neg set cmd failed %d.\n", + ret); + + return ret; +} + +static int hclge_set_autoneg(struct hnae3_handle *handle, bool enable) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + return hclge_set_autoneg_en(hdev, enable); +} + +static int hclge_get_autoneg(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + struct phy_device *phydev = hdev->hw.mac.phydev; + + if (phydev) + return phydev->autoneg; + + return hdev->hw.mac.autoneg; +} + +static int hclge_set_default_mac_vlan_mask(struct hclge_dev *hdev, + bool mask_vlan, + u8 *mac_mask) +{ + struct hclge_mac_vlan_mask_entry_cmd *req; + struct hclge_desc desc; + int status; + + req = (struct hclge_mac_vlan_mask_entry_cmd *)desc.data; + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_MASK_SET, false); + + hnae3_set_bit(req->vlan_mask, HCLGE_VLAN_MASK_EN_B, + mask_vlan ? 1 : 0); + ether_addr_copy(req->mac_mask, mac_mask); + + status = hclge_cmd_send(&hdev->hw, &desc, 1); + if (status) + dev_err(&hdev->pdev->dev, + "Config mac_vlan_mask failed for cmd_send, ret =%d\n", + status); + + return status; +} + +static int hclge_mac_init(struct hclge_dev *hdev) +{ + struct hnae3_handle *handle = &hdev->vport[0].nic; + struct net_device *netdev = handle->kinfo.netdev; + struct hclge_mac *mac = &hdev->hw.mac; + u8 mac_mask[ETH_ALEN] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + struct hclge_vport *vport; + int mtu; + int ret; + int i; + + ret = hclge_cfg_mac_speed_dup(hdev, hdev->hw.mac.speed, HCLGE_MAC_FULL); + if (ret) { + dev_err(&hdev->pdev->dev, + "Config mac speed dup fail ret=%d\n", ret); + return ret; + } + + mac->link = 0; + + /* Initialize the MTA table work mode */ + hdev->enable_mta = true; + hdev->mta_mac_sel_type = HCLGE_MAC_ADDR_47_36; + + ret = hclge_set_mta_filter_mode(hdev, + hdev->mta_mac_sel_type, + hdev->enable_mta); + if (ret) { + dev_err(&hdev->pdev->dev, "set mta filter mode failed %d\n", + ret); + return ret; + } + + for (i = 0; i < hdev->num_alloc_vport; i++) { + vport = &hdev->vport[i]; + vport->accept_mta_mc = false; + + memset(vport->mta_shadow, 0, sizeof(vport->mta_shadow)); + ret = hclge_cfg_func_mta_filter(hdev, vport->vport_id, false); + if (ret) { + dev_err(&hdev->pdev->dev, + "set mta filter mode fail ret=%d\n", ret); + return ret; + } + } + + ret = hclge_set_default_mac_vlan_mask(hdev, true, mac_mask); + if (ret) { + dev_err(&hdev->pdev->dev, + "set default mac_vlan_mask fail ret=%d\n", ret); + return ret; + } + + if (netdev) + mtu = netdev->mtu; + else + mtu = ETH_DATA_LEN; + + ret = hclge_set_mtu(handle, mtu); + if (ret) + dev_err(&hdev->pdev->dev, + "set mtu failed ret=%d\n", ret); + + return ret; +} + +static void hclge_mbx_task_schedule(struct hclge_dev *hdev) +{ + if (!test_and_set_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state)) + schedule_work(&hdev->mbx_service_task); +} + +static void hclge_reset_task_schedule(struct hclge_dev *hdev) +{ + if (!test_and_set_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state)) + schedule_work(&hdev->rst_service_task); +} + +static void hclge_task_schedule(struct hclge_dev *hdev) +{ + if (!test_bit(HCLGE_STATE_DOWN, &hdev->state) && + !test_bit(HCLGE_STATE_REMOVING, &hdev->state) && + !test_and_set_bit(HCLGE_STATE_SERVICE_SCHED, &hdev->state)) + (void)schedule_work(&hdev->service_task); +} + +static int hclge_get_mac_link_status(struct hclge_dev *hdev) +{ + struct hclge_link_status_cmd *req; + struct hclge_desc desc; + int link_status; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_LINK_STATUS, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, "get link status cmd failed %d\n", + ret); + return ret; + } + + req = (struct hclge_link_status_cmd *)desc.data; + link_status = req->status & HCLGE_LINK_STATUS_UP_M; + + return !!link_status; +} + +static int hclge_get_mac_phy_link(struct hclge_dev *hdev) +{ + int mac_state; + int link_stat; + + if (test_bit(HCLGE_STATE_DOWN, &hdev->state)) + return 0; + + mac_state = hclge_get_mac_link_status(hdev); + + if (hdev->hw.mac.phydev) { + if (hdev->hw.mac.phydev->state == PHY_RUNNING) + link_stat = mac_state & + hdev->hw.mac.phydev->link; + else + link_stat = 0; + + } else { + link_stat = mac_state; + } + + return !!link_stat; +} + +static void hclge_update_link_status(struct hclge_dev *hdev) +{ + struct hnae3_client *client = hdev->nic_client; + struct hnae3_handle *handle; + int state; + int i; + + if (!client) + return; + state = hclge_get_mac_phy_link(hdev); + if (state != hdev->hw.mac.link) { + for (i = 0; i < hdev->num_vmdq_vport + 1; i++) { + handle = &hdev->vport[i].nic; + client->ops->link_status_change(handle, state); + } + hdev->hw.mac.link = state; + } +} + +static int hclge_update_speed_duplex(struct hclge_dev *hdev) +{ + struct hclge_mac mac = hdev->hw.mac; + u8 duplex; + int speed; + int ret; + + /* get the speed and duplex as autoneg'result from mac cmd when phy + * doesn't exit. + */ + if (mac.phydev || !mac.autoneg) + return 0; + + ret = hclge_query_mac_an_speed_dup(hdev, &speed, &duplex); + if (ret) { + dev_err(&hdev->pdev->dev, + "mac autoneg/speed/duplex query failed %d\n", ret); + return ret; + } + + if ((mac.speed != speed) || (mac.duplex != duplex)) { + ret = hclge_cfg_mac_speed_dup(hdev, speed, duplex); + if (ret) { + dev_err(&hdev->pdev->dev, + "mac speed/duplex config failed %d\n", ret); + return ret; + } + } + + return 0; +} + +static int hclge_update_speed_duplex_h(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + return hclge_update_speed_duplex(hdev); +} + +static int hclge_get_status(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + hclge_update_link_status(hdev); + + return hdev->hw.mac.link; +} + +static void hclge_service_timer(struct timer_list *t) +{ + struct hclge_dev *hdev = from_timer(hdev, t, service_timer); + + mod_timer(&hdev->service_timer, jiffies + HZ); + hdev->hw_stats.stats_timer++; + hclge_task_schedule(hdev); +} + +static void hclge_service_complete(struct hclge_dev *hdev) +{ + WARN_ON(!test_bit(HCLGE_STATE_SERVICE_SCHED, &hdev->state)); + + /* Flush memory before next watchdog */ + smp_mb__before_atomic(); + clear_bit(HCLGE_STATE_SERVICE_SCHED, &hdev->state); +} + +static u32 hclge_check_event_cause(struct hclge_dev *hdev, u32 *clearval) +{ + u32 rst_src_reg; + u32 cmdq_src_reg; + + /* fetch the events from their corresponding regs */ + rst_src_reg = hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS); + cmdq_src_reg = hclge_read_dev(&hdev->hw, HCLGE_VECTOR0_CMDQ_SRC_REG); + + /* Assumption: If by any chance reset and mailbox events are reported + * together then we will only process reset event in this go and will + * defer the processing of the mailbox events. Since, we would have not + * cleared RX CMDQ event this time we would receive again another + * interrupt from H/W just for the mailbox. + */ + + /* check for vector0 reset event sources */ + if (BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B) & rst_src_reg) { + set_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state); + set_bit(HNAE3_GLOBAL_RESET, &hdev->reset_pending); + *clearval = BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B); + return HCLGE_VECTOR0_EVENT_RST; + } + + if (BIT(HCLGE_VECTOR0_CORERESET_INT_B) & rst_src_reg) { + set_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state); + set_bit(HNAE3_CORE_RESET, &hdev->reset_pending); + *clearval = BIT(HCLGE_VECTOR0_CORERESET_INT_B); + return HCLGE_VECTOR0_EVENT_RST; + } + + if (BIT(HCLGE_VECTOR0_IMPRESET_INT_B) & rst_src_reg) { + set_bit(HNAE3_IMP_RESET, &hdev->reset_pending); + *clearval = BIT(HCLGE_VECTOR0_IMPRESET_INT_B); + return HCLGE_VECTOR0_EVENT_RST; + } + + /* check for vector0 mailbox(=CMDQ RX) event source */ + if (BIT(HCLGE_VECTOR0_RX_CMDQ_INT_B) & cmdq_src_reg) { + cmdq_src_reg &= ~BIT(HCLGE_VECTOR0_RX_CMDQ_INT_B); + *clearval = cmdq_src_reg; + return HCLGE_VECTOR0_EVENT_MBX; + } + + return HCLGE_VECTOR0_EVENT_OTHER; +} + +static void hclge_clear_event_cause(struct hclge_dev *hdev, u32 event_type, + u32 regclr) +{ + switch (event_type) { + case HCLGE_VECTOR0_EVENT_RST: + hclge_write_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG, regclr); + break; + case HCLGE_VECTOR0_EVENT_MBX: + hclge_write_dev(&hdev->hw, HCLGE_VECTOR0_CMDQ_SRC_REG, regclr); + break; + } +} + +static void hclge_clear_all_event_cause(struct hclge_dev *hdev) +{ + hclge_clear_event_cause(hdev, HCLGE_VECTOR0_EVENT_RST, + BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B) | + BIT(HCLGE_VECTOR0_CORERESET_INT_B) | + BIT(HCLGE_VECTOR0_IMPRESET_INT_B)); + hclge_clear_event_cause(hdev, HCLGE_VECTOR0_EVENT_MBX, 0); +} + +static void hclge_enable_vector(struct hclge_misc_vector *vector, bool enable) +{ + writel(enable ? 1 : 0, vector->addr); +} + +static irqreturn_t hclge_misc_irq_handle(int irq, void *data) +{ + struct hclge_dev *hdev = data; + u32 event_cause; + u32 clearval; + + hclge_enable_vector(&hdev->misc_vector, false); + event_cause = hclge_check_event_cause(hdev, &clearval); + + /* vector 0 interrupt is shared with reset and mailbox source events.*/ + switch (event_cause) { + case HCLGE_VECTOR0_EVENT_RST: + hclge_reset_task_schedule(hdev); + break; + case HCLGE_VECTOR0_EVENT_MBX: + /* If we are here then, + * 1. Either we are not handling any mbx task and we are not + * scheduled as well + * OR + * 2. We could be handling a mbx task but nothing more is + * scheduled. + * In both cases, we should schedule mbx task as there are more + * mbx messages reported by this interrupt. + */ + hclge_mbx_task_schedule(hdev); + break; + default: + dev_warn(&hdev->pdev->dev, + "received unknown or unhandled event of vector0\n"); + break; + } + + /* clear the source of interrupt if it is not cause by reset */ + if (event_cause == HCLGE_VECTOR0_EVENT_MBX) { + hclge_clear_event_cause(hdev, event_cause, clearval); + hclge_enable_vector(&hdev->misc_vector, true); + } + + return IRQ_HANDLED; +} + +static void hclge_free_vector(struct hclge_dev *hdev, int vector_id) +{ + if (hdev->vector_status[vector_id] == HCLGE_INVALID_VPORT) { + dev_warn(&hdev->pdev->dev, + "vector(vector_id %d) has been freed.\n", vector_id); + return; + } + + hdev->vector_status[vector_id] = HCLGE_INVALID_VPORT; + hdev->num_msi_left += 1; + hdev->num_msi_used -= 1; +} + +static void hclge_get_misc_vector(struct hclge_dev *hdev) +{ + struct hclge_misc_vector *vector = &hdev->misc_vector; + + vector->vector_irq = pci_irq_vector(hdev->pdev, 0); + + vector->addr = hdev->hw.io_base + HCLGE_MISC_VECTOR_REG_BASE; + hdev->vector_status[0] = 0; + + hdev->num_msi_left -= 1; + hdev->num_msi_used += 1; +} + +static int hclge_misc_irq_init(struct hclge_dev *hdev) +{ + int ret; + + hclge_get_misc_vector(hdev); + + /* this would be explicitly freed in the end */ + ret = request_irq(hdev->misc_vector.vector_irq, hclge_misc_irq_handle, + 0, "hclge_misc", hdev); + if (ret) { + hclge_free_vector(hdev, 0); + dev_err(&hdev->pdev->dev, "request misc irq(%d) fail\n", + hdev->misc_vector.vector_irq); + } + + return ret; +} + +static void hclge_misc_irq_uninit(struct hclge_dev *hdev) +{ + free_irq(hdev->misc_vector.vector_irq, hdev); + hclge_free_vector(hdev, 0); +} + +static int hclge_notify_client(struct hclge_dev *hdev, + enum hnae3_reset_notify_type type) +{ + struct hnae3_client *client = hdev->nic_client; + u16 i; + + if (!client->ops->reset_notify) + return -EOPNOTSUPP; + + for (i = 0; i < hdev->num_vmdq_vport + 1; i++) { + struct hnae3_handle *handle = &hdev->vport[i].nic; + int ret; + + ret = client->ops->reset_notify(handle, type); + if (ret) + return ret; + } + + return 0; +} + +static int hclge_reset_wait(struct hclge_dev *hdev) +{ +#define HCLGE_RESET_WATI_MS 100 +#define HCLGE_RESET_WAIT_CNT 5 + u32 val, reg, reg_bit; + u32 cnt = 0; + + switch (hdev->reset_type) { + case HNAE3_GLOBAL_RESET: + reg = HCLGE_GLOBAL_RESET_REG; + reg_bit = HCLGE_GLOBAL_RESET_BIT; + break; + case HNAE3_CORE_RESET: + reg = HCLGE_GLOBAL_RESET_REG; + reg_bit = HCLGE_CORE_RESET_BIT; + break; + case HNAE3_FUNC_RESET: + reg = HCLGE_FUN_RST_ING; + reg_bit = HCLGE_FUN_RST_ING_B; + break; + default: + dev_err(&hdev->pdev->dev, + "Wait for unsupported reset type: %d\n", + hdev->reset_type); + return -EINVAL; + } + + val = hclge_read_dev(&hdev->hw, reg); + while (hnae3_get_bit(val, reg_bit) && cnt < HCLGE_RESET_WAIT_CNT) { + msleep(HCLGE_RESET_WATI_MS); + val = hclge_read_dev(&hdev->hw, reg); + cnt++; + } + + if (cnt >= HCLGE_RESET_WAIT_CNT) { + dev_warn(&hdev->pdev->dev, + "Wait for reset timeout: %d\n", hdev->reset_type); + return -EBUSY; + } + + return 0; +} + +int hclge_func_reset_cmd(struct hclge_dev *hdev, int func_id) +{ + struct hclge_desc desc; + struct hclge_reset_cmd *req = (struct hclge_reset_cmd *)desc.data; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_RST_TRIGGER, false); + hnae3_set_bit(req->mac_func_reset, HCLGE_CFG_RESET_FUNC_B, 1); + req->fun_reset_vfid = func_id; + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "send function reset cmd fail, status =%d\n", ret); + + return ret; +} + +static void hclge_do_reset(struct hclge_dev *hdev) +{ + struct pci_dev *pdev = hdev->pdev; + u32 val; + + switch (hdev->reset_type) { + case HNAE3_GLOBAL_RESET: + val = hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG); + hnae3_set_bit(val, HCLGE_GLOBAL_RESET_BIT, 1); + hclge_write_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG, val); + dev_info(&pdev->dev, "Global Reset requested\n"); + break; + case HNAE3_CORE_RESET: + val = hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG); + hnae3_set_bit(val, HCLGE_CORE_RESET_BIT, 1); + hclge_write_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG, val); + dev_info(&pdev->dev, "Core Reset requested\n"); + break; + case HNAE3_FUNC_RESET: + dev_info(&pdev->dev, "PF Reset requested\n"); + hclge_func_reset_cmd(hdev, 0); + /* schedule again to check later */ + set_bit(HNAE3_FUNC_RESET, &hdev->reset_pending); + hclge_reset_task_schedule(hdev); + break; + default: + dev_warn(&pdev->dev, + "Unsupported reset type: %d\n", hdev->reset_type); + break; + } +} + +static enum hnae3_reset_type hclge_get_reset_level(struct hclge_dev *hdev, + unsigned long *addr) +{ + enum hnae3_reset_type rst_level = HNAE3_NONE_RESET; + + /* return the highest priority reset level amongst all */ + if (test_bit(HNAE3_GLOBAL_RESET, addr)) + rst_level = HNAE3_GLOBAL_RESET; + else if (test_bit(HNAE3_CORE_RESET, addr)) + rst_level = HNAE3_CORE_RESET; + else if (test_bit(HNAE3_IMP_RESET, addr)) + rst_level = HNAE3_IMP_RESET; + else if (test_bit(HNAE3_FUNC_RESET, addr)) + rst_level = HNAE3_FUNC_RESET; + + /* now, clear all other resets */ + clear_bit(HNAE3_GLOBAL_RESET, addr); + clear_bit(HNAE3_CORE_RESET, addr); + clear_bit(HNAE3_IMP_RESET, addr); + clear_bit(HNAE3_FUNC_RESET, addr); + + return rst_level; +} + +static void hclge_clear_reset_cause(struct hclge_dev *hdev) +{ + u32 clearval = 0; + + switch (hdev->reset_type) { + case HNAE3_IMP_RESET: + clearval = BIT(HCLGE_VECTOR0_IMPRESET_INT_B); + break; + case HNAE3_GLOBAL_RESET: + clearval = BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B); + break; + case HNAE3_CORE_RESET: + clearval = BIT(HCLGE_VECTOR0_CORERESET_INT_B); + break; + default: + break; + } + + if (!clearval) + return; + + hclge_write_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG, clearval); + hclge_enable_vector(&hdev->misc_vector, true); +} + +static void hclge_reset(struct hclge_dev *hdev) +{ + struct hnae3_handle *handle; + + /* perform reset of the stack & ae device for a client */ + handle = &hdev->vport[0].nic; + rtnl_lock(); + hclge_notify_client(hdev, HNAE3_DOWN_CLIENT); + rtnl_unlock(); + + if (!hclge_reset_wait(hdev)) { + rtnl_lock(); + hclge_notify_client(hdev, HNAE3_UNINIT_CLIENT); + hclge_reset_ae_dev(hdev->ae_dev); + hclge_notify_client(hdev, HNAE3_INIT_CLIENT); + + hclge_clear_reset_cause(hdev); + } else { + rtnl_lock(); + /* schedule again to check pending resets later */ + set_bit(hdev->reset_type, &hdev->reset_pending); + hclge_reset_task_schedule(hdev); + } + + hclge_notify_client(hdev, HNAE3_UP_CLIENT); + handle->last_reset_time = jiffies; + rtnl_unlock(); +} + +static void hclge_reset_event(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + /* check if this is a new reset request and we are not here just because + * last reset attempt did not succeed and watchdog hit us again. We will + * know this if last reset request did not occur very recently (watchdog + * timer = 5*HZ, let us check after sufficiently large time, say 4*5*Hz) + * In case of new request we reset the "reset level" to PF reset. + * And if it is a repeat reset request of the most recent one then we + * want to make sure we throttle the reset request. Therefore, we will + * not allow it again before 3*HZ times. + */ + if (time_before(jiffies, (handle->last_reset_time + 3 * HZ))) + return; + else if (time_after(jiffies, (handle->last_reset_time + 4 * 5 * HZ))) + handle->reset_level = HNAE3_FUNC_RESET; + + dev_info(&hdev->pdev->dev, "received reset event , reset type is %d", + handle->reset_level); + + /* request reset & schedule reset task */ + set_bit(handle->reset_level, &hdev->reset_request); + hclge_reset_task_schedule(hdev); + + if (handle->reset_level < HNAE3_GLOBAL_RESET) + handle->reset_level++; +} + +static void hclge_reset_subtask(struct hclge_dev *hdev) +{ + /* check if there is any ongoing reset in the hardware. This status can + * be checked from reset_pending. If there is then, we need to wait for + * hardware to complete reset. + * a. If we are able to figure out in reasonable time that hardware + * has fully resetted then, we can proceed with driver, client + * reset. + * b. else, we can come back later to check this status so re-sched + * now. + */ + hdev->reset_type = hclge_get_reset_level(hdev, &hdev->reset_pending); + if (hdev->reset_type != HNAE3_NONE_RESET) + hclge_reset(hdev); + + /* check if we got any *new* reset requests to be honored */ + hdev->reset_type = hclge_get_reset_level(hdev, &hdev->reset_request); + if (hdev->reset_type != HNAE3_NONE_RESET) + hclge_do_reset(hdev); + + hdev->reset_type = HNAE3_NONE_RESET; +} + +static void hclge_reset_service_task(struct work_struct *work) +{ + struct hclge_dev *hdev = + container_of(work, struct hclge_dev, rst_service_task); + + if (test_and_set_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) + return; + + clear_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state); + + hclge_reset_subtask(hdev); + + clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state); +} + +static void hclge_mailbox_service_task(struct work_struct *work) +{ + struct hclge_dev *hdev = + container_of(work, struct hclge_dev, mbx_service_task); + + if (test_and_set_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state)) + return; + + clear_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state); + + hclge_mbx_handler(hdev); + + clear_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state); +} + +static void hclge_service_task(struct work_struct *work) +{ + struct hclge_dev *hdev = + container_of(work, struct hclge_dev, service_task); + + if (hdev->hw_stats.stats_timer >= HCLGE_STATS_TIMER_INTERVAL) { + hclge_update_stats_for_all(hdev); + hdev->hw_stats.stats_timer = 0; + } + + hclge_update_speed_duplex(hdev); + hclge_update_link_status(hdev); + hclge_service_complete(hdev); +} + +struct hclge_vport *hclge_get_vport(struct hnae3_handle *handle) +{ + /* VF handle has no client */ + if (!handle->client) + return container_of(handle, struct hclge_vport, nic); + else if (handle->client->type == HNAE3_CLIENT_ROCE) + return container_of(handle, struct hclge_vport, roce); + else + return container_of(handle, struct hclge_vport, nic); +} + +static int hclge_get_vector(struct hnae3_handle *handle, u16 vector_num, + struct hnae3_vector_info *vector_info) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hnae3_vector_info *vector = vector_info; + struct hclge_dev *hdev = vport->back; + int alloc = 0; + int i, j; + + vector_num = min(hdev->num_msi_left, vector_num); + + for (j = 0; j < vector_num; j++) { + for (i = 1; i < hdev->num_msi; i++) { + if (hdev->vector_status[i] == HCLGE_INVALID_VPORT) { + vector->vector = pci_irq_vector(hdev->pdev, i); + vector->io_addr = hdev->hw.io_base + + HCLGE_VECTOR_REG_BASE + + (i - 1) * HCLGE_VECTOR_REG_OFFSET + + vport->vport_id * + HCLGE_VECTOR_VF_OFFSET; + hdev->vector_status[i] = vport->vport_id; + hdev->vector_irq[i] = vector->vector; + + vector++; + alloc++; + + break; + } + } + } + hdev->num_msi_left -= alloc; + hdev->num_msi_used += alloc; + + return alloc; +} + +static int hclge_get_vector_index(struct hclge_dev *hdev, int vector) +{ + int i; + + for (i = 0; i < hdev->num_msi; i++) + if (vector == hdev->vector_irq[i]) + return i; + + return -EINVAL; +} + +static int hclge_put_vector(struct hnae3_handle *handle, int vector) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int vector_id; + + vector_id = hclge_get_vector_index(hdev, vector); + if (vector_id < 0) { + dev_err(&hdev->pdev->dev, + "Get vector index fail. vector_id =%d\n", vector_id); + return vector_id; + } + + hclge_free_vector(hdev, vector_id); + + return 0; +} + +static u32 hclge_get_rss_key_size(struct hnae3_handle *handle) +{ + return HCLGE_RSS_KEY_SIZE; +} + +static u32 hclge_get_rss_indir_size(struct hnae3_handle *handle) +{ + return HCLGE_RSS_IND_TBL_SIZE; +} + +static int hclge_set_rss_algo_key(struct hclge_dev *hdev, + const u8 hfunc, const u8 *key) +{ + struct hclge_rss_config_cmd *req; + struct hclge_desc desc; + int key_offset; + int key_size; + int ret; + + req = (struct hclge_rss_config_cmd *)desc.data; + + for (key_offset = 0; key_offset < 3; key_offset++) { + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RSS_GENERIC_CONFIG, + false); + + req->hash_config |= (hfunc & HCLGE_RSS_HASH_ALGO_MASK); + req->hash_config |= (key_offset << HCLGE_RSS_HASH_KEY_OFFSET_B); + + if (key_offset == 2) + key_size = + HCLGE_RSS_KEY_SIZE - HCLGE_RSS_HASH_KEY_NUM * 2; + else + key_size = HCLGE_RSS_HASH_KEY_NUM; + + memcpy(req->hash_key, + key + key_offset * HCLGE_RSS_HASH_KEY_NUM, key_size); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Configure RSS config fail, status = %d\n", + ret); + return ret; + } + } + return 0; +} + +static int hclge_set_rss_indir_table(struct hclge_dev *hdev, const u8 *indir) +{ + struct hclge_rss_indirection_table_cmd *req; + struct hclge_desc desc; + int i, j; + int ret; + + req = (struct hclge_rss_indirection_table_cmd *)desc.data; + + for (i = 0; i < HCLGE_RSS_CFG_TBL_NUM; i++) { + hclge_cmd_setup_basic_desc + (&desc, HCLGE_OPC_RSS_INDIR_TABLE, false); + + req->start_table_index = + cpu_to_le16(i * HCLGE_RSS_CFG_TBL_SIZE); + req->rss_set_bitmap = cpu_to_le16(HCLGE_RSS_SET_BITMAP_MSK); + + for (j = 0; j < HCLGE_RSS_CFG_TBL_SIZE; j++) + req->rss_result[j] = + indir[i * HCLGE_RSS_CFG_TBL_SIZE + j]; + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Configure rss indir table fail,status = %d\n", + ret); + return ret; + } + } + return 0; +} + +static int hclge_set_rss_tc_mode(struct hclge_dev *hdev, u16 *tc_valid, + u16 *tc_size, u16 *tc_offset) +{ + struct hclge_rss_tc_mode_cmd *req; + struct hclge_desc desc; + int ret; + int i; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RSS_TC_MODE, false); + req = (struct hclge_rss_tc_mode_cmd *)desc.data; + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + u16 mode = 0; + + hnae3_set_bit(mode, HCLGE_RSS_TC_VALID_B, (tc_valid[i] & 0x1)); + hnae3_set_field(mode, HCLGE_RSS_TC_SIZE_M, + HCLGE_RSS_TC_SIZE_S, tc_size[i]); + hnae3_set_field(mode, HCLGE_RSS_TC_OFFSET_M, + HCLGE_RSS_TC_OFFSET_S, tc_offset[i]); + + req->rss_tc_mode[i] = cpu_to_le16(mode); + } + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "Configure rss tc mode fail, status = %d\n", ret); + + return ret; +} + +static int hclge_set_rss_input_tuple(struct hclge_dev *hdev) +{ + struct hclge_rss_input_tuple_cmd *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RSS_INPUT_TUPLE, false); + + req = (struct hclge_rss_input_tuple_cmd *)desc.data; + + /* Get the tuple cfg from pf */ + req->ipv4_tcp_en = hdev->vport[0].rss_tuple_sets.ipv4_tcp_en; + req->ipv4_udp_en = hdev->vport[0].rss_tuple_sets.ipv4_udp_en; + req->ipv4_sctp_en = hdev->vport[0].rss_tuple_sets.ipv4_sctp_en; + req->ipv4_fragment_en = hdev->vport[0].rss_tuple_sets.ipv4_fragment_en; + req->ipv6_tcp_en = hdev->vport[0].rss_tuple_sets.ipv6_tcp_en; + req->ipv6_udp_en = hdev->vport[0].rss_tuple_sets.ipv6_udp_en; + req->ipv6_sctp_en = hdev->vport[0].rss_tuple_sets.ipv6_sctp_en; + req->ipv6_fragment_en = hdev->vport[0].rss_tuple_sets.ipv6_fragment_en; + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "Configure rss input fail, status = %d\n", ret); + return ret; +} + +static int hclge_get_rss(struct hnae3_handle *handle, u32 *indir, + u8 *key, u8 *hfunc) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + int i; + + /* Get hash algorithm */ + if (hfunc) + *hfunc = vport->rss_algo; + + /* Get the RSS Key required by the user */ + if (key) + memcpy(key, vport->rss_hash_key, HCLGE_RSS_KEY_SIZE); + + /* Get indirect table */ + if (indir) + for (i = 0; i < HCLGE_RSS_IND_TBL_SIZE; i++) + indir[i] = vport->rss_indirection_tbl[i]; + + return 0; +} + +static int hclge_set_rss(struct hnae3_handle *handle, const u32 *indir, + const u8 *key, const u8 hfunc) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + u8 hash_algo; + int ret, i; + + /* Set the RSS Hash Key if specififed by the user */ + if (key) { + + if (hfunc == ETH_RSS_HASH_TOP || + hfunc == ETH_RSS_HASH_NO_CHANGE) + hash_algo = HCLGE_RSS_HASH_ALGO_TOEPLITZ; + else + return -EINVAL; + ret = hclge_set_rss_algo_key(hdev, hash_algo, key); + if (ret) + return ret; + + /* Update the shadow RSS key with user specified qids */ + memcpy(vport->rss_hash_key, key, HCLGE_RSS_KEY_SIZE); + vport->rss_algo = hash_algo; + } + + /* Update the shadow RSS table with user specified qids */ + for (i = 0; i < HCLGE_RSS_IND_TBL_SIZE; i++) + vport->rss_indirection_tbl[i] = indir[i]; + + /* Update the hardware */ + return hclge_set_rss_indir_table(hdev, vport->rss_indirection_tbl); +} + +static u8 hclge_get_rss_hash_bits(struct ethtool_rxnfc *nfc) +{ + u8 hash_sets = nfc->data & RXH_L4_B_0_1 ? HCLGE_S_PORT_BIT : 0; + + if (nfc->data & RXH_L4_B_2_3) + hash_sets |= HCLGE_D_PORT_BIT; + else + hash_sets &= ~HCLGE_D_PORT_BIT; + + if (nfc->data & RXH_IP_SRC) + hash_sets |= HCLGE_S_IP_BIT; + else + hash_sets &= ~HCLGE_S_IP_BIT; + + if (nfc->data & RXH_IP_DST) + hash_sets |= HCLGE_D_IP_BIT; + else + hash_sets &= ~HCLGE_D_IP_BIT; + + if (nfc->flow_type == SCTP_V4_FLOW || nfc->flow_type == SCTP_V6_FLOW) + hash_sets |= HCLGE_V_TAG_BIT; + + return hash_sets; +} + +static int hclge_set_rss_tuple(struct hnae3_handle *handle, + struct ethtool_rxnfc *nfc) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + struct hclge_rss_input_tuple_cmd *req; + struct hclge_desc desc; + u8 tuple_sets; + int ret; + + if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | + RXH_L4_B_0_1 | RXH_L4_B_2_3)) + return -EINVAL; + + req = (struct hclge_rss_input_tuple_cmd *)desc.data; + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RSS_INPUT_TUPLE, false); + + req->ipv4_tcp_en = vport->rss_tuple_sets.ipv4_tcp_en; + req->ipv4_udp_en = vport->rss_tuple_sets.ipv4_udp_en; + req->ipv4_sctp_en = vport->rss_tuple_sets.ipv4_sctp_en; + req->ipv4_fragment_en = vport->rss_tuple_sets.ipv4_fragment_en; + req->ipv6_tcp_en = vport->rss_tuple_sets.ipv6_tcp_en; + req->ipv6_udp_en = vport->rss_tuple_sets.ipv6_udp_en; + req->ipv6_sctp_en = vport->rss_tuple_sets.ipv6_sctp_en; + req->ipv6_fragment_en = vport->rss_tuple_sets.ipv6_fragment_en; + + tuple_sets = hclge_get_rss_hash_bits(nfc); + switch (nfc->flow_type) { + case TCP_V4_FLOW: + req->ipv4_tcp_en = tuple_sets; + break; + case TCP_V6_FLOW: + req->ipv6_tcp_en = tuple_sets; + break; + case UDP_V4_FLOW: + req->ipv4_udp_en = tuple_sets; + break; + case UDP_V6_FLOW: + req->ipv6_udp_en = tuple_sets; + break; + case SCTP_V4_FLOW: + req->ipv4_sctp_en = tuple_sets; + break; + case SCTP_V6_FLOW: + if ((nfc->data & RXH_L4_B_0_1) || + (nfc->data & RXH_L4_B_2_3)) + return -EINVAL; + + req->ipv6_sctp_en = tuple_sets; + break; + case IPV4_FLOW: + req->ipv4_fragment_en = HCLGE_RSS_INPUT_TUPLE_OTHER; + break; + case IPV6_FLOW: + req->ipv6_fragment_en = HCLGE_RSS_INPUT_TUPLE_OTHER; + break; + default: + return -EINVAL; + } + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Set rss tuple fail, status = %d\n", ret); + return ret; + } + + vport->rss_tuple_sets.ipv4_tcp_en = req->ipv4_tcp_en; + vport->rss_tuple_sets.ipv4_udp_en = req->ipv4_udp_en; + vport->rss_tuple_sets.ipv4_sctp_en = req->ipv4_sctp_en; + vport->rss_tuple_sets.ipv4_fragment_en = req->ipv4_fragment_en; + vport->rss_tuple_sets.ipv6_tcp_en = req->ipv6_tcp_en; + vport->rss_tuple_sets.ipv6_udp_en = req->ipv6_udp_en; + vport->rss_tuple_sets.ipv6_sctp_en = req->ipv6_sctp_en; + vport->rss_tuple_sets.ipv6_fragment_en = req->ipv6_fragment_en; + return 0; +} + +static int hclge_get_rss_tuple(struct hnae3_handle *handle, + struct ethtool_rxnfc *nfc) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + u8 tuple_sets; + + nfc->data = 0; + + switch (nfc->flow_type) { + case TCP_V4_FLOW: + tuple_sets = vport->rss_tuple_sets.ipv4_tcp_en; + break; + case UDP_V4_FLOW: + tuple_sets = vport->rss_tuple_sets.ipv4_udp_en; + break; + case TCP_V6_FLOW: + tuple_sets = vport->rss_tuple_sets.ipv6_tcp_en; + break; + case UDP_V6_FLOW: + tuple_sets = vport->rss_tuple_sets.ipv6_udp_en; + break; + case SCTP_V4_FLOW: + tuple_sets = vport->rss_tuple_sets.ipv4_sctp_en; + break; + case SCTP_V6_FLOW: + tuple_sets = vport->rss_tuple_sets.ipv6_sctp_en; + break; + case IPV4_FLOW: + case IPV6_FLOW: + tuple_sets = HCLGE_S_IP_BIT | HCLGE_D_IP_BIT; + break; + default: + return -EINVAL; + } + + if (!tuple_sets) + return 0; + + if (tuple_sets & HCLGE_D_PORT_BIT) + nfc->data |= RXH_L4_B_2_3; + if (tuple_sets & HCLGE_S_PORT_BIT) + nfc->data |= RXH_L4_B_0_1; + if (tuple_sets & HCLGE_D_IP_BIT) + nfc->data |= RXH_IP_DST; + if (tuple_sets & HCLGE_S_IP_BIT) + nfc->data |= RXH_IP_SRC; + + return 0; +} + +static int hclge_get_tc_size(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + return hdev->rss_size_max; +} + +int hclge_rss_init_hw(struct hclge_dev *hdev) +{ + struct hclge_vport *vport = hdev->vport; + u8 *rss_indir = vport[0].rss_indirection_tbl; + u16 rss_size = vport[0].alloc_rss_size; + u8 *key = vport[0].rss_hash_key; + u8 hfunc = vport[0].rss_algo; + u16 tc_offset[HCLGE_MAX_TC_NUM]; + u16 tc_valid[HCLGE_MAX_TC_NUM]; + u16 tc_size[HCLGE_MAX_TC_NUM]; + u16 roundup_size; + int i, ret; + + ret = hclge_set_rss_indir_table(hdev, rss_indir); + if (ret) + return ret; + + ret = hclge_set_rss_algo_key(hdev, hfunc, key); + if (ret) + return ret; + + ret = hclge_set_rss_input_tuple(hdev); + if (ret) + return ret; + + /* Each TC have the same queue size, and tc_size set to hardware is + * the log2 of roundup power of two of rss_size, the acutal queue + * size is limited by indirection table. + */ + if (rss_size > HCLGE_RSS_TC_SIZE_7 || rss_size == 0) { + dev_err(&hdev->pdev->dev, + "Configure rss tc size failed, invalid TC_SIZE = %d\n", + rss_size); + return -EINVAL; + } + + roundup_size = roundup_pow_of_two(rss_size); + roundup_size = ilog2(roundup_size); + + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + tc_valid[i] = 0; + + if (!(hdev->hw_tc_map & BIT(i))) + continue; + + tc_valid[i] = 1; + tc_size[i] = roundup_size; + tc_offset[i] = rss_size * i; + } + + return hclge_set_rss_tc_mode(hdev, tc_valid, tc_size, tc_offset); +} + +void hclge_rss_indir_init_cfg(struct hclge_dev *hdev) +{ + struct hclge_vport *vport = hdev->vport; + int i, j; + + for (j = 0; j < hdev->num_vmdq_vport + 1; j++) { + for (i = 0; i < HCLGE_RSS_IND_TBL_SIZE; i++) + vport[j].rss_indirection_tbl[i] = + i % vport[j].alloc_rss_size; + } +} + +static void hclge_rss_init_cfg(struct hclge_dev *hdev) +{ + struct hclge_vport *vport = hdev->vport; + int i; + + for (i = 0; i < hdev->num_vmdq_vport + 1; i++) { + vport[i].rss_tuple_sets.ipv4_tcp_en = + HCLGE_RSS_INPUT_TUPLE_OTHER; + vport[i].rss_tuple_sets.ipv4_udp_en = + HCLGE_RSS_INPUT_TUPLE_OTHER; + vport[i].rss_tuple_sets.ipv4_sctp_en = + HCLGE_RSS_INPUT_TUPLE_SCTP; + vport[i].rss_tuple_sets.ipv4_fragment_en = + HCLGE_RSS_INPUT_TUPLE_OTHER; + vport[i].rss_tuple_sets.ipv6_tcp_en = + HCLGE_RSS_INPUT_TUPLE_OTHER; + vport[i].rss_tuple_sets.ipv6_udp_en = + HCLGE_RSS_INPUT_TUPLE_OTHER; + vport[i].rss_tuple_sets.ipv6_sctp_en = + HCLGE_RSS_INPUT_TUPLE_SCTP; + vport[i].rss_tuple_sets.ipv6_fragment_en = + HCLGE_RSS_INPUT_TUPLE_OTHER; + + vport[i].rss_algo = HCLGE_RSS_HASH_ALGO_TOEPLITZ; + + netdev_rss_key_fill(vport[i].rss_hash_key, HCLGE_RSS_KEY_SIZE); + } + + hclge_rss_indir_init_cfg(hdev); +} + +int hclge_bind_ring_with_vector(struct hclge_vport *vport, + int vector_id, bool en, + struct hnae3_ring_chain_node *ring_chain) +{ + struct hclge_dev *hdev = vport->back; + struct hnae3_ring_chain_node *node; + struct hclge_desc desc; + struct hclge_ctrl_vector_chain_cmd *req + = (struct hclge_ctrl_vector_chain_cmd *)desc.data; + enum hclge_cmd_status status; + enum hclge_opcode_type op; + u16 tqp_type_and_id; + int i; + + op = en ? HCLGE_OPC_ADD_RING_TO_VECTOR : HCLGE_OPC_DEL_RING_TO_VECTOR; + hclge_cmd_setup_basic_desc(&desc, op, false); + req->int_vector_id = vector_id; + + i = 0; + for (node = ring_chain; node; node = node->next) { + tqp_type_and_id = le16_to_cpu(req->tqp_type_and_id[i]); + hnae3_set_field(tqp_type_and_id, HCLGE_INT_TYPE_M, + HCLGE_INT_TYPE_S, + hnae3_get_bit(node->flag, HNAE3_RING_TYPE_B)); + hnae3_set_field(tqp_type_and_id, HCLGE_TQP_ID_M, + HCLGE_TQP_ID_S, node->tqp_index); + hnae3_set_field(tqp_type_and_id, HCLGE_INT_GL_IDX_M, + HCLGE_INT_GL_IDX_S, + hnae3_get_field(node->int_gl_idx, + HNAE3_RING_GL_IDX_M, + HNAE3_RING_GL_IDX_S)); + req->tqp_type_and_id[i] = cpu_to_le16(tqp_type_and_id); + if (++i >= HCLGE_VECTOR_ELEMENTS_PER_CMD) { + req->int_cause_num = HCLGE_VECTOR_ELEMENTS_PER_CMD; + req->vfid = vport->vport_id; + + status = hclge_cmd_send(&hdev->hw, &desc, 1); + if (status) { + dev_err(&hdev->pdev->dev, + "Map TQP fail, status is %d.\n", + status); + return -EIO; + } + i = 0; + + hclge_cmd_setup_basic_desc(&desc, + op, + false); + req->int_vector_id = vector_id; + } + } + + if (i > 0) { + req->int_cause_num = i; + req->vfid = vport->vport_id; + status = hclge_cmd_send(&hdev->hw, &desc, 1); + if (status) { + dev_err(&hdev->pdev->dev, + "Map TQP fail, status is %d.\n", status); + return -EIO; + } + } + + return 0; +} + +static int hclge_map_ring_to_vector(struct hnae3_handle *handle, + int vector, + struct hnae3_ring_chain_node *ring_chain) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int vector_id; + + vector_id = hclge_get_vector_index(hdev, vector); + if (vector_id < 0) { + dev_err(&hdev->pdev->dev, + "Get vector index fail. vector_id =%d\n", vector_id); + return vector_id; + } + + return hclge_bind_ring_with_vector(vport, vector_id, true, ring_chain); +} + +static int hclge_unmap_ring_frm_vector(struct hnae3_handle *handle, + int vector, + struct hnae3_ring_chain_node *ring_chain) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int vector_id, ret; + + if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) + return 0; + + vector_id = hclge_get_vector_index(hdev, vector); + if (vector_id < 0) { + dev_err(&handle->pdev->dev, + "Get vector index fail. ret =%d\n", vector_id); + return vector_id; + } + + ret = hclge_bind_ring_with_vector(vport, vector_id, false, ring_chain); + if (ret) + dev_err(&handle->pdev->dev, + "Unmap ring from vector fail. vectorid=%d, ret =%d\n", + vector_id, + ret); + + return ret; +} + +int hclge_cmd_set_promisc_mode(struct hclge_dev *hdev, + struct hclge_promisc_param *param) +{ + struct hclge_promisc_cfg_cmd *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_PROMISC_MODE, false); + + req = (struct hclge_promisc_cfg_cmd *)desc.data; + req->vf_id = param->vf_id; + + /* HCLGE_PROMISC_TX_EN_B and HCLGE_PROMISC_RX_EN_B are not supported on + * pdev revision(0x20), new revision support them. The + * value of this two fields will not return error when driver + * send command to fireware in revision(0x20). + */ + req->flag = (param->enable << HCLGE_PROMISC_EN_B) | + HCLGE_PROMISC_TX_EN_B | HCLGE_PROMISC_RX_EN_B; + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "Set promisc mode fail, status is %d.\n", ret); + + return ret; +} + +void hclge_promisc_param_init(struct hclge_promisc_param *param, bool en_uc, + bool en_mc, bool en_bc, int vport_id) +{ + if (!param) + return; + + memset(param, 0, sizeof(struct hclge_promisc_param)); + if (en_uc) + param->enable = HCLGE_PROMISC_EN_UC; + if (en_mc) + param->enable |= HCLGE_PROMISC_EN_MC; + if (en_bc) + param->enable |= HCLGE_PROMISC_EN_BC; + param->vf_id = vport_id; +} + +static void hclge_set_promisc_mode(struct hnae3_handle *handle, bool en_uc_pmc, + bool en_mc_pmc) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + struct hclge_promisc_param param; + + hclge_promisc_param_init(¶m, en_uc_pmc, en_mc_pmc, true, + vport->vport_id); + hclge_cmd_set_promisc_mode(hdev, ¶m); +} + +static void hclge_cfg_mac_mode(struct hclge_dev *hdev, bool enable) +{ + struct hclge_desc desc; + struct hclge_config_mac_mode_cmd *req = + (struct hclge_config_mac_mode_cmd *)desc.data; + u32 loop_en = 0; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, false); + hnae3_set_bit(loop_en, HCLGE_MAC_TX_EN_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_RX_EN_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_PAD_TX_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_PAD_RX_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_1588_TX_B, 0); + hnae3_set_bit(loop_en, HCLGE_MAC_1588_RX_B, 0); + hnae3_set_bit(loop_en, HCLGE_MAC_APP_LP_B, 0); + hnae3_set_bit(loop_en, HCLGE_MAC_LINE_LP_B, 0); + hnae3_set_bit(loop_en, HCLGE_MAC_FCS_TX_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_RX_FCS_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_RX_FCS_STRIP_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_TX_OVERSIZE_TRUNCATE_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_RX_OVERSIZE_TRUNCATE_B, enable); + hnae3_set_bit(loop_en, HCLGE_MAC_TX_UNDER_MIN_ERR_B, enable); + req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "mac enable fail, ret =%d.\n", ret); +} + +static int hclge_set_mac_loopback(struct hclge_dev *hdev, bool en) +{ + struct hclge_config_mac_mode_cmd *req; + struct hclge_desc desc; + u32 loop_en; + int ret; + + req = (struct hclge_config_mac_mode_cmd *)&desc.data[0]; + /* 1 Read out the MAC mode config at first */ + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "mac loopback get fail, ret =%d.\n", ret); + return ret; + } + + /* 2 Then setup the loopback flag */ + loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en); + hnae3_set_bit(loop_en, HCLGE_MAC_APP_LP_B, en ? 1 : 0); + hnae3_set_bit(loop_en, HCLGE_MAC_TX_EN_B, en ? 1 : 0); + hnae3_set_bit(loop_en, HCLGE_MAC_RX_EN_B, en ? 1 : 0); + + req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en); + + /* 3 Config mac work mode with loopback flag + * and its original configure parameters + */ + hclge_cmd_reuse_desc(&desc, false); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "mac loopback set fail, ret =%d.\n", ret); + return ret; +} + +static int hclge_set_serdes_loopback(struct hclge_dev *hdev, bool en) +{ +#define HCLGE_SERDES_RETRY_MS 10 +#define HCLGE_SERDES_RETRY_NUM 100 + struct hclge_serdes_lb_cmd *req; + struct hclge_desc desc; + int ret, i = 0; + + req = (struct hclge_serdes_lb_cmd *)&desc.data[0]; + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_SERDES_LOOPBACK, false); + + if (en) { + req->enable = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B; + req->mask = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B; + } else { + req->mask = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B; + } + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "serdes loopback set fail, ret = %d\n", ret); + return ret; + } + + do { + msleep(HCLGE_SERDES_RETRY_MS); + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_SERDES_LOOPBACK, + true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "serdes loopback get, ret = %d\n", ret); + return ret; + } + } while (++i < HCLGE_SERDES_RETRY_NUM && + !(req->result & HCLGE_CMD_SERDES_DONE_B)); + + if (!(req->result & HCLGE_CMD_SERDES_DONE_B)) { + dev_err(&hdev->pdev->dev, "serdes loopback set timeout\n"); + return -EBUSY; + } else if (!(req->result & HCLGE_CMD_SERDES_SUCCESS_B)) { + dev_err(&hdev->pdev->dev, "serdes loopback set failed in fw\n"); + return -EIO; + } + + hclge_cfg_mac_mode(hdev, en); + return 0; +} + +static int hclge_tqp_enable(struct hclge_dev *hdev, int tqp_id, + int stream_id, bool enable) +{ + struct hclge_desc desc; + struct hclge_cfg_com_tqp_queue_cmd *req = + (struct hclge_cfg_com_tqp_queue_cmd *)desc.data; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_COM_TQP_QUEUE, false); + req->tqp_id = cpu_to_le16(tqp_id & HCLGE_RING_ID_MASK); + req->stream_id = cpu_to_le16(stream_id); + req->enable |= enable << HCLGE_TQP_ENABLE_B; + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "Tqp enable fail, status =%d.\n", ret); + return ret; +} + +static int hclge_set_loopback(struct hnae3_handle *handle, + enum hnae3_loop loop_mode, bool en) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int i, ret; + + switch (loop_mode) { + case HNAE3_MAC_INTER_LOOP_MAC: + ret = hclge_set_mac_loopback(hdev, en); + break; + case HNAE3_MAC_INTER_LOOP_SERDES: + ret = hclge_set_serdes_loopback(hdev, en); + break; + default: + ret = -ENOTSUPP; + dev_err(&hdev->pdev->dev, + "loop_mode %d is not supported\n", loop_mode); + break; + } + + for (i = 0; i < vport->alloc_tqps; i++) { + ret = hclge_tqp_enable(hdev, i, 0, en); + if (ret) + return ret; + } + + return 0; +} + +static void hclge_reset_tqp_stats(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hnae3_queue *queue; + struct hclge_tqp *tqp; + int i; + + for (i = 0; i < vport->alloc_tqps; i++) { + queue = handle->kinfo.tqp[i]; + tqp = container_of(queue, struct hclge_tqp, q); + memset(&tqp->tqp_stats, 0, sizeof(tqp->tqp_stats)); + } +} + +static int hclge_ae_start(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int i; + + for (i = 0; i < vport->alloc_tqps; i++) + hclge_tqp_enable(hdev, i, 0, true); + + /* mac enable */ + hclge_cfg_mac_mode(hdev, true); + clear_bit(HCLGE_STATE_DOWN, &hdev->state); + mod_timer(&hdev->service_timer, jiffies + HZ); + hdev->hw.mac.link = 0; + + /* reset tqp stats */ + hclge_reset_tqp_stats(handle); + + hclge_mac_start_phy(hdev); + + return 0; +} + +static void hclge_ae_stop(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int i; + + set_bit(HCLGE_STATE_DOWN, &hdev->state); + + del_timer_sync(&hdev->service_timer); + cancel_work_sync(&hdev->service_task); + clear_bit(HCLGE_STATE_SERVICE_SCHED, &hdev->state); + + if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) { + hclge_mac_stop_phy(hdev); + return; + } + + for (i = 0; i < vport->alloc_tqps; i++) + hclge_tqp_enable(hdev, i, 0, false); + + /* Mac disable */ + hclge_cfg_mac_mode(hdev, false); + + hclge_mac_stop_phy(hdev); + + /* reset tqp stats */ + hclge_reset_tqp_stats(handle); + del_timer_sync(&hdev->service_timer); + cancel_work_sync(&hdev->service_task); + hclge_update_link_status(hdev); +} + +static int hclge_get_mac_vlan_cmd_status(struct hclge_vport *vport, + u16 cmdq_resp, u8 resp_code, + enum hclge_mac_vlan_tbl_opcode op) +{ + struct hclge_dev *hdev = vport->back; + int return_status = -EIO; + + if (cmdq_resp) { + dev_err(&hdev->pdev->dev, + "cmdq execute failed for get_mac_vlan_cmd_status,status=%d.\n", + cmdq_resp); + return -EIO; + } + + if (op == HCLGE_MAC_VLAN_ADD) { + if ((!resp_code) || (resp_code == 1)) { + return_status = 0; + } else if (resp_code == 2) { + return_status = -ENOSPC; + dev_err(&hdev->pdev->dev, + "add mac addr failed for uc_overflow.\n"); + } else if (resp_code == 3) { + return_status = -ENOSPC; + dev_err(&hdev->pdev->dev, + "add mac addr failed for mc_overflow.\n"); + } else { + dev_err(&hdev->pdev->dev, + "add mac addr failed for undefined, code=%d.\n", + resp_code); + } + } else if (op == HCLGE_MAC_VLAN_REMOVE) { + if (!resp_code) { + return_status = 0; + } else if (resp_code == 1) { + return_status = -ENOENT; + dev_dbg(&hdev->pdev->dev, + "remove mac addr failed for miss.\n"); + } else { + dev_err(&hdev->pdev->dev, + "remove mac addr failed for undefined, code=%d.\n", + resp_code); + } + } else if (op == HCLGE_MAC_VLAN_LKUP) { + if (!resp_code) { + return_status = 0; + } else if (resp_code == 1) { + return_status = -ENOENT; + dev_dbg(&hdev->pdev->dev, + "lookup mac addr failed for miss.\n"); + } else { + dev_err(&hdev->pdev->dev, + "lookup mac addr failed for undefined, code=%d.\n", + resp_code); + } + } else { + return_status = -EINVAL; + dev_err(&hdev->pdev->dev, + "unknown opcode for get_mac_vlan_cmd_status,opcode=%d.\n", + op); + } + + return return_status; +} + +static int hclge_update_desc_vfid(struct hclge_desc *desc, int vfid, bool clr) +{ + int word_num; + int bit_num; + + if (vfid > 255 || vfid < 0) + return -EIO; + + if (vfid >= 0 && vfid <= 191) { + word_num = vfid / 32; + bit_num = vfid % 32; + if (clr) + desc[1].data[word_num] &= cpu_to_le32(~(1 << bit_num)); + else + desc[1].data[word_num] |= cpu_to_le32(1 << bit_num); + } else { + word_num = (vfid - 192) / 32; + bit_num = vfid % 32; + if (clr) + desc[2].data[word_num] &= cpu_to_le32(~(1 << bit_num)); + else + desc[2].data[word_num] |= cpu_to_le32(1 << bit_num); + } + + return 0; +} + +static bool hclge_is_all_function_id_zero(struct hclge_desc *desc) +{ +#define HCLGE_DESC_NUMBER 3 +#define HCLGE_FUNC_NUMBER_PER_DESC 6 + int i, j; + + for (i = 1; i < HCLGE_DESC_NUMBER; i++) + for (j = 0; j < HCLGE_FUNC_NUMBER_PER_DESC; j++) + if (desc[i].data[j]) + return false; + + return true; +} + +static void hclge_prepare_mac_addr(struct hclge_mac_vlan_tbl_entry_cmd *new_req, + const u8 *addr) +{ + const unsigned char *mac_addr = addr; + u32 high_val = mac_addr[2] << 16 | (mac_addr[3] << 24) | + (mac_addr[0]) | (mac_addr[1] << 8); + u32 low_val = mac_addr[4] | (mac_addr[5] << 8); + + new_req->mac_addr_hi32 = cpu_to_le32(high_val); + new_req->mac_addr_lo16 = cpu_to_le16(low_val & 0xffff); +} + +static u16 hclge_get_mac_addr_to_mta_index(struct hclge_vport *vport, + const u8 *addr) +{ + u16 high_val = addr[1] | (addr[0] << 8); + struct hclge_dev *hdev = vport->back; + u32 rsh = 4 - hdev->mta_mac_sel_type; + u16 ret_val = (high_val >> rsh) & 0xfff; + + return ret_val; +} + +static int hclge_set_mta_filter_mode(struct hclge_dev *hdev, + enum hclge_mta_dmac_sel_type mta_mac_sel, + bool enable) +{ + struct hclge_mta_filter_mode_cmd *req; + struct hclge_desc desc; + int ret; + + req = (struct hclge_mta_filter_mode_cmd *)desc.data; + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MTA_MAC_MODE_CFG, false); + + hnae3_set_bit(req->dmac_sel_en, HCLGE_CFG_MTA_MAC_EN_B, + enable); + hnae3_set_field(req->dmac_sel_en, HCLGE_CFG_MTA_MAC_SEL_M, + HCLGE_CFG_MTA_MAC_SEL_S, mta_mac_sel); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "Config mat filter mode failed for cmd_send, ret =%d.\n", + ret); + + return ret; +} + +int hclge_cfg_func_mta_filter(struct hclge_dev *hdev, + u8 func_id, + bool enable) +{ + struct hclge_cfg_func_mta_filter_cmd *req; + struct hclge_desc desc; + int ret; + + req = (struct hclge_cfg_func_mta_filter_cmd *)desc.data; + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MTA_MAC_FUNC_CFG, false); + + hnae3_set_bit(req->accept, HCLGE_CFG_FUNC_MTA_ACCEPT_B, + enable); + req->function_id = func_id; + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "Config func_id enable failed for cmd_send, ret =%d.\n", + ret); + + return ret; +} + +static int hclge_set_mta_table_item(struct hclge_vport *vport, + u16 idx, + bool enable) +{ + struct hclge_dev *hdev = vport->back; + struct hclge_cfg_func_mta_item_cmd *req; + struct hclge_desc desc; + u16 item_idx = 0; + int ret; + + req = (struct hclge_cfg_func_mta_item_cmd *)desc.data; + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MTA_TBL_ITEM_CFG, false); + hnae3_set_bit(req->accept, HCLGE_CFG_MTA_ITEM_ACCEPT_B, enable); + + hnae3_set_field(item_idx, HCLGE_CFG_MTA_ITEM_IDX_M, + HCLGE_CFG_MTA_ITEM_IDX_S, idx); + req->item_idx = cpu_to_le16(item_idx); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Config mta table item failed for cmd_send, ret =%d.\n", + ret); + return ret; + } + + if (enable) + set_bit(idx, vport->mta_shadow); + else + clear_bit(idx, vport->mta_shadow); + + return 0; +} + +static int hclge_update_mta_status(struct hnae3_handle *handle) +{ + unsigned long mta_status[BITS_TO_LONGS(HCLGE_MTA_TBL_SIZE)]; + struct hclge_vport *vport = hclge_get_vport(handle); + struct net_device *netdev = handle->kinfo.netdev; + struct netdev_hw_addr *ha; + u16 tbl_idx; + + memset(mta_status, 0, sizeof(mta_status)); + + /* update mta_status from mc addr list */ + netdev_for_each_mc_addr(ha, netdev) { + tbl_idx = hclge_get_mac_addr_to_mta_index(vport, ha->addr); + set_bit(tbl_idx, mta_status); + } + + return hclge_update_mta_status_common(vport, mta_status, + 0, HCLGE_MTA_TBL_SIZE, true); +} + +int hclge_update_mta_status_common(struct hclge_vport *vport, + unsigned long *status, + u16 idx, + u16 count, + bool update_filter) +{ + struct hclge_dev *hdev = vport->back; + u16 update_max = idx + count; + u16 check_max; + int ret = 0; + bool used; + u16 i; + + /* setup mta check range */ + if (update_filter) { + i = 0; + check_max = HCLGE_MTA_TBL_SIZE; + } else { + i = idx; + check_max = update_max; + } + + used = false; + /* check and update all mta item */ + for (; i < check_max; i++) { + /* ignore unused item */ + if (!test_bit(i, vport->mta_shadow)) + continue; + + /* if i in update range then update it */ + if (i >= idx && i < update_max) + if (!test_bit(i - idx, status)) + hclge_set_mta_table_item(vport, i, false); + + if (!used && test_bit(i, vport->mta_shadow)) + used = true; + } + + /* no longer use mta, disable it */ + if (vport->accept_mta_mc && update_filter && !used) { + ret = hclge_cfg_func_mta_filter(hdev, + vport->vport_id, + false); + if (ret) + dev_err(&hdev->pdev->dev, + "disable func mta filter fail ret=%d\n", + ret); + else + vport->accept_mta_mc = false; + } + + return ret; +} + +static int hclge_remove_mac_vlan_tbl(struct hclge_vport *vport, + struct hclge_mac_vlan_tbl_entry_cmd *req) +{ + struct hclge_dev *hdev = vport->back; + struct hclge_desc desc; + u8 resp_code; + u16 retval; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_REMOVE, false); + + memcpy(desc.data, req, sizeof(struct hclge_mac_vlan_tbl_entry_cmd)); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "del mac addr failed for cmd_send, ret =%d.\n", + ret); + return ret; + } + resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff; + retval = le16_to_cpu(desc.retval); + + return hclge_get_mac_vlan_cmd_status(vport, retval, resp_code, + HCLGE_MAC_VLAN_REMOVE); +} + +static int hclge_lookup_mac_vlan_tbl(struct hclge_vport *vport, + struct hclge_mac_vlan_tbl_entry_cmd *req, + struct hclge_desc *desc, + bool is_mc) +{ + struct hclge_dev *hdev = vport->back; + u8 resp_code; + u16 retval; + int ret; + + hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_MAC_VLAN_ADD, true); + if (is_mc) { + desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + memcpy(desc[0].data, + req, + sizeof(struct hclge_mac_vlan_tbl_entry_cmd)); + hclge_cmd_setup_basic_desc(&desc[1], + HCLGE_OPC_MAC_VLAN_ADD, + true); + desc[1].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + hclge_cmd_setup_basic_desc(&desc[2], + HCLGE_OPC_MAC_VLAN_ADD, + true); + ret = hclge_cmd_send(&hdev->hw, desc, 3); + } else { + memcpy(desc[0].data, + req, + sizeof(struct hclge_mac_vlan_tbl_entry_cmd)); + ret = hclge_cmd_send(&hdev->hw, desc, 1); + } + if (ret) { + dev_err(&hdev->pdev->dev, + "lookup mac addr failed for cmd_send, ret =%d.\n", + ret); + return ret; + } + resp_code = (le32_to_cpu(desc[0].data[0]) >> 8) & 0xff; + retval = le16_to_cpu(desc[0].retval); + + return hclge_get_mac_vlan_cmd_status(vport, retval, resp_code, + HCLGE_MAC_VLAN_LKUP); +} + +static int hclge_add_mac_vlan_tbl(struct hclge_vport *vport, + struct hclge_mac_vlan_tbl_entry_cmd *req, + struct hclge_desc *mc_desc) +{ + struct hclge_dev *hdev = vport->back; + int cfg_status; + u8 resp_code; + u16 retval; + int ret; + + if (!mc_desc) { + struct hclge_desc desc; + + hclge_cmd_setup_basic_desc(&desc, + HCLGE_OPC_MAC_VLAN_ADD, + false); + memcpy(desc.data, req, + sizeof(struct hclge_mac_vlan_tbl_entry_cmd)); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff; + retval = le16_to_cpu(desc.retval); + + cfg_status = hclge_get_mac_vlan_cmd_status(vport, retval, + resp_code, + HCLGE_MAC_VLAN_ADD); + } else { + hclge_cmd_reuse_desc(&mc_desc[0], false); + mc_desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + hclge_cmd_reuse_desc(&mc_desc[1], false); + mc_desc[1].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + hclge_cmd_reuse_desc(&mc_desc[2], false); + mc_desc[2].flag &= cpu_to_le16(~HCLGE_CMD_FLAG_NEXT); + memcpy(mc_desc[0].data, req, + sizeof(struct hclge_mac_vlan_tbl_entry_cmd)); + ret = hclge_cmd_send(&hdev->hw, mc_desc, 3); + resp_code = (le32_to_cpu(mc_desc[0].data[0]) >> 8) & 0xff; + retval = le16_to_cpu(mc_desc[0].retval); + + cfg_status = hclge_get_mac_vlan_cmd_status(vport, retval, + resp_code, + HCLGE_MAC_VLAN_ADD); + } + + if (ret) { + dev_err(&hdev->pdev->dev, + "add mac addr failed for cmd_send, ret =%d.\n", + ret); + return ret; + } + + return cfg_status; +} + +static int hclge_add_uc_addr(struct hnae3_handle *handle, + const unsigned char *addr) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + + return hclge_add_uc_addr_common(vport, addr); +} + +int hclge_add_uc_addr_common(struct hclge_vport *vport, + const unsigned char *addr) +{ + struct hclge_dev *hdev = vport->back; + struct hclge_mac_vlan_tbl_entry_cmd req; + struct hclge_desc desc; + u16 egress_port = 0; + int ret; + + /* mac addr check */ + if (is_zero_ether_addr(addr) || + is_broadcast_ether_addr(addr) || + is_multicast_ether_addr(addr)) { + dev_err(&hdev->pdev->dev, + "Set_uc mac err! invalid mac:%pM. is_zero:%d,is_br=%d,is_mul=%d\n", + addr, + is_zero_ether_addr(addr), + is_broadcast_ether_addr(addr), + is_multicast_ether_addr(addr)); + return -EINVAL; + } + + memset(&req, 0, sizeof(req)); + hnae3_set_bit(req.flags, HCLGE_MAC_VLAN_BIT0_EN_B, 1); + + hnae3_set_field(egress_port, HCLGE_MAC_EPORT_VFID_M, + HCLGE_MAC_EPORT_VFID_S, vport->vport_id); + + req.egress_port = cpu_to_le16(egress_port); + + hclge_prepare_mac_addr(&req, addr); + + /* Lookup the mac address in the mac_vlan table, and add + * it if the entry is inexistent. Repeated unicast entry + * is not allowed in the mac vlan table. + */ + ret = hclge_lookup_mac_vlan_tbl(vport, &req, &desc, false); + if (ret == -ENOENT) + return hclge_add_mac_vlan_tbl(vport, &req, NULL); + + /* check if we just hit the duplicate */ + if (!ret) { + dev_warn(&hdev->pdev->dev, "VF %d mac(%pM) exists\n", + vport->vport_id, addr); + return 0; + } + + dev_err(&hdev->pdev->dev, + "PF failed to add unicast entry(%pM) in the MAC table\n", + addr); + + return ret; +} + +static int hclge_rm_uc_addr(struct hnae3_handle *handle, + const unsigned char *addr) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + + return hclge_rm_uc_addr_common(vport, addr); +} + +int hclge_rm_uc_addr_common(struct hclge_vport *vport, + const unsigned char *addr) +{ + struct hclge_dev *hdev = vport->back; + struct hclge_mac_vlan_tbl_entry_cmd req; + int ret; + + /* mac addr check */ + if (is_zero_ether_addr(addr) || + is_broadcast_ether_addr(addr) || + is_multicast_ether_addr(addr)) { + dev_dbg(&hdev->pdev->dev, + "Remove mac err! invalid mac:%pM.\n", + addr); + return -EINVAL; + } + + memset(&req, 0, sizeof(req)); + hnae3_set_bit(req.flags, HCLGE_MAC_VLAN_BIT0_EN_B, 1); + hnae3_set_bit(req.entry_type, HCLGE_MAC_VLAN_BIT0_EN_B, 0); + hclge_prepare_mac_addr(&req, addr); + ret = hclge_remove_mac_vlan_tbl(vport, &req); + + return ret; +} + +static int hclge_add_mc_addr(struct hnae3_handle *handle, + const unsigned char *addr) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + + return hclge_add_mc_addr_common(vport, addr); +} + +int hclge_add_mc_addr_common(struct hclge_vport *vport, + const unsigned char *addr) +{ + struct hclge_dev *hdev = vport->back; + struct hclge_mac_vlan_tbl_entry_cmd req; + struct hclge_desc desc[3]; + u16 tbl_idx; + int status; + + /* mac addr check */ + if (!is_multicast_ether_addr(addr)) { + dev_err(&hdev->pdev->dev, + "Add mc mac err! invalid mac:%pM.\n", + addr); + return -EINVAL; + } + memset(&req, 0, sizeof(req)); + hnae3_set_bit(req.flags, HCLGE_MAC_VLAN_BIT0_EN_B, 1); + hnae3_set_bit(req.entry_type, HCLGE_MAC_VLAN_BIT0_EN_B, 0); + hnae3_set_bit(req.entry_type, HCLGE_MAC_VLAN_BIT1_EN_B, 1); + hnae3_set_bit(req.mc_mac_en, HCLGE_MAC_VLAN_BIT0_EN_B, 1); + hclge_prepare_mac_addr(&req, addr); + status = hclge_lookup_mac_vlan_tbl(vport, &req, desc, true); + if (!status) { + /* This mac addr exist, update VFID for it */ + hclge_update_desc_vfid(desc, vport->vport_id, false); + status = hclge_add_mac_vlan_tbl(vport, &req, desc); + } else { + /* This mac addr do not exist, add new entry for it */ + memset(desc[0].data, 0, sizeof(desc[0].data)); + memset(desc[1].data, 0, sizeof(desc[0].data)); + memset(desc[2].data, 0, sizeof(desc[0].data)); + hclge_update_desc_vfid(desc, vport->vport_id, false); + status = hclge_add_mac_vlan_tbl(vport, &req, desc); + } + + /* If mc mac vlan table is full, use MTA table */ + if (status == -ENOSPC) { + if (!vport->accept_mta_mc) { + status = hclge_cfg_func_mta_filter(hdev, + vport->vport_id, + true); + if (status) { + dev_err(&hdev->pdev->dev, + "set mta filter mode fail ret=%d\n", + status); + return status; + } + vport->accept_mta_mc = true; + } + + /* Set MTA table for this MAC address */ + tbl_idx = hclge_get_mac_addr_to_mta_index(vport, addr); + status = hclge_set_mta_table_item(vport, tbl_idx, true); + } + + return status; +} + +static int hclge_rm_mc_addr(struct hnae3_handle *handle, + const unsigned char *addr) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + + return hclge_rm_mc_addr_common(vport, addr); +} + +int hclge_rm_mc_addr_common(struct hclge_vport *vport, + const unsigned char *addr) +{ + struct hclge_dev *hdev = vport->back; + struct hclge_mac_vlan_tbl_entry_cmd req; + enum hclge_cmd_status status; + struct hclge_desc desc[3]; + + /* mac addr check */ + if (!is_multicast_ether_addr(addr)) { + dev_dbg(&hdev->pdev->dev, + "Remove mc mac err! invalid mac:%pM.\n", + addr); + return -EINVAL; + } + + memset(&req, 0, sizeof(req)); + hnae3_set_bit(req.flags, HCLGE_MAC_VLAN_BIT0_EN_B, 1); + hnae3_set_bit(req.entry_type, HCLGE_MAC_VLAN_BIT0_EN_B, 0); + hnae3_set_bit(req.entry_type, HCLGE_MAC_VLAN_BIT1_EN_B, 1); + hnae3_set_bit(req.mc_mac_en, HCLGE_MAC_VLAN_BIT0_EN_B, 1); + hclge_prepare_mac_addr(&req, addr); + status = hclge_lookup_mac_vlan_tbl(vport, &req, desc, true); + if (!status) { + /* This mac addr exist, remove this handle's VFID for it */ + hclge_update_desc_vfid(desc, vport->vport_id, true); + + if (hclge_is_all_function_id_zero(desc)) + /* All the vfid is zero, so need to delete this entry */ + status = hclge_remove_mac_vlan_tbl(vport, &req); + else + /* Not all the vfid is zero, update the vfid */ + status = hclge_add_mac_vlan_tbl(vport, &req, desc); + + } else { + /* Maybe this mac address is in mta table, but it cannot be + * deleted here because an entry of mta represents an address + * range rather than a specific address. the delete action to + * all entries will take effect in update_mta_status called by + * hns3_nic_set_rx_mode. + */ + status = 0; + } + + return status; +} + +static int hclge_get_mac_ethertype_cmd_status(struct hclge_dev *hdev, + u16 cmdq_resp, u8 resp_code) +{ +#define HCLGE_ETHERTYPE_SUCCESS_ADD 0 +#define HCLGE_ETHERTYPE_ALREADY_ADD 1 +#define HCLGE_ETHERTYPE_MGR_TBL_OVERFLOW 2 +#define HCLGE_ETHERTYPE_KEY_CONFLICT 3 + + int return_status; + + if (cmdq_resp) { + dev_err(&hdev->pdev->dev, + "cmdq execute failed for get_mac_ethertype_cmd_status, status=%d.\n", + cmdq_resp); + return -EIO; + } + + switch (resp_code) { + case HCLGE_ETHERTYPE_SUCCESS_ADD: + case HCLGE_ETHERTYPE_ALREADY_ADD: + return_status = 0; + break; + case HCLGE_ETHERTYPE_MGR_TBL_OVERFLOW: + dev_err(&hdev->pdev->dev, + "add mac ethertype failed for manager table overflow.\n"); + return_status = -EIO; + break; + case HCLGE_ETHERTYPE_KEY_CONFLICT: + dev_err(&hdev->pdev->dev, + "add mac ethertype failed for key conflict.\n"); + return_status = -EIO; + break; + default: + dev_err(&hdev->pdev->dev, + "add mac ethertype failed for undefined, code=%d.\n", + resp_code); + return_status = -EIO; + } + + return return_status; +} + +static int hclge_add_mgr_tbl(struct hclge_dev *hdev, + const struct hclge_mac_mgr_tbl_entry_cmd *req) +{ + struct hclge_desc desc; + u8 resp_code; + u16 retval; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_ETHTYPE_ADD, false); + memcpy(desc.data, req, sizeof(struct hclge_mac_mgr_tbl_entry_cmd)); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "add mac ethertype failed for cmd_send, ret =%d.\n", + ret); + return ret; + } + + resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff; + retval = le16_to_cpu(desc.retval); + + return hclge_get_mac_ethertype_cmd_status(hdev, retval, resp_code); +} + +static int init_mgr_tbl(struct hclge_dev *hdev) +{ + int ret; + int i; + + for (i = 0; i < ARRAY_SIZE(hclge_mgr_table); i++) { + ret = hclge_add_mgr_tbl(hdev, &hclge_mgr_table[i]); + if (ret) { + dev_err(&hdev->pdev->dev, + "add mac ethertype failed, ret =%d.\n", + ret); + return ret; + } + } + + return 0; +} + +static void hclge_get_mac_addr(struct hnae3_handle *handle, u8 *p) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + ether_addr_copy(p, hdev->hw.mac.mac_addr); +} + +static int hclge_set_mac_addr(struct hnae3_handle *handle, void *p, + bool is_first) +{ + const unsigned char *new_addr = (const unsigned char *)p; + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int ret; + + /* mac addr check */ + if (is_zero_ether_addr(new_addr) || + is_broadcast_ether_addr(new_addr) || + is_multicast_ether_addr(new_addr)) { + dev_err(&hdev->pdev->dev, + "Change uc mac err! invalid mac:%p.\n", + new_addr); + return -EINVAL; + } + + if (!is_first && hclge_rm_uc_addr(handle, hdev->hw.mac.mac_addr)) + dev_warn(&hdev->pdev->dev, + "remove old uc mac address fail.\n"); + + ret = hclge_add_uc_addr(handle, new_addr); + if (ret) { + dev_err(&hdev->pdev->dev, + "add uc mac address fail, ret =%d.\n", + ret); + + if (!is_first && + hclge_add_uc_addr(handle, hdev->hw.mac.mac_addr)) + dev_err(&hdev->pdev->dev, + "restore uc mac address fail.\n"); + + return -EIO; + } + + ret = hclge_pause_addr_cfg(hdev, new_addr); + if (ret) { + dev_err(&hdev->pdev->dev, + "configure mac pause address fail, ret =%d.\n", + ret); + return -EIO; + } + + ether_addr_copy(hdev->hw.mac.mac_addr, new_addr); + + return 0; +} + +static int hclge_set_vlan_filter_ctrl(struct hclge_dev *hdev, u8 vlan_type, + bool filter_en) +{ + struct hclge_vlan_filter_ctrl_cmd *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_FILTER_CTRL, false); + + req = (struct hclge_vlan_filter_ctrl_cmd *)desc.data; + req->vlan_type = vlan_type; + req->vlan_fe = filter_en; + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, "set vlan filter fail, ret =%d.\n", + ret); + + return ret; +} + +#define HCLGE_FILTER_TYPE_VF 0 +#define HCLGE_FILTER_TYPE_PORT 1 + +static void hclge_enable_vlan_filter(struct hnae3_handle *handle, bool enable) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF, enable); +} + +static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, int vfid, + bool is_kill, u16 vlan, u8 qos, + __be16 proto) +{ +#define HCLGE_MAX_VF_BYTES 16 + struct hclge_vlan_filter_vf_cfg_cmd *req0; + struct hclge_vlan_filter_vf_cfg_cmd *req1; + struct hclge_desc desc[2]; + u8 vf_byte_val; + u8 vf_byte_off; + int ret; + + hclge_cmd_setup_basic_desc(&desc[0], + HCLGE_OPC_VLAN_FILTER_VF_CFG, false); + hclge_cmd_setup_basic_desc(&desc[1], + HCLGE_OPC_VLAN_FILTER_VF_CFG, false); + + desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); + + vf_byte_off = vfid / 8; + vf_byte_val = 1 << (vfid % 8); + + req0 = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[0].data; + req1 = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[1].data; + + req0->vlan_id = cpu_to_le16(vlan); + req0->vlan_cfg = is_kill; + + if (vf_byte_off < HCLGE_MAX_VF_BYTES) + req0->vf_bitmap[vf_byte_off] = vf_byte_val; + else + req1->vf_bitmap[vf_byte_off - HCLGE_MAX_VF_BYTES] = vf_byte_val; + + ret = hclge_cmd_send(&hdev->hw, desc, 2); + if (ret) { + dev_err(&hdev->pdev->dev, + "Send vf vlan command fail, ret =%d.\n", + ret); + return ret; + } + + if (!is_kill) { +#define HCLGE_VF_VLAN_NO_ENTRY 2 + if (!req0->resp_code || req0->resp_code == 1) + return 0; + + if (req0->resp_code == HCLGE_VF_VLAN_NO_ENTRY) { + dev_warn(&hdev->pdev->dev, + "vf vlan table is full, vf vlan filter is disabled\n"); + return 0; + } + + dev_err(&hdev->pdev->dev, + "Add vf vlan filter fail, ret =%d.\n", + req0->resp_code); + } else { +#define HCLGE_VF_VLAN_DEL_NO_FOUND 1 + if (!req0->resp_code) + return 0; + + if (req0->resp_code == HCLGE_VF_VLAN_DEL_NO_FOUND) { + dev_warn(&hdev->pdev->dev, + "vlan %d filter is not in vf vlan table\n", + vlan); + return 0; + } + + dev_err(&hdev->pdev->dev, + "Kill vf vlan filter fail, ret =%d.\n", + req0->resp_code); + } + + return -EIO; +} + +static int hclge_set_port_vlan_filter(struct hclge_dev *hdev, __be16 proto, + u16 vlan_id, bool is_kill) +{ + struct hclge_vlan_filter_pf_cfg_cmd *req; + struct hclge_desc desc; + u8 vlan_offset_byte_val; + u8 vlan_offset_byte; + u8 vlan_offset_160; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_FILTER_PF_CFG, false); + + vlan_offset_160 = vlan_id / 160; + vlan_offset_byte = (vlan_id % 160) / 8; + vlan_offset_byte_val = 1 << (vlan_id % 8); + + req = (struct hclge_vlan_filter_pf_cfg_cmd *)desc.data; + req->vlan_offset = vlan_offset_160; + req->vlan_cfg = is_kill; + req->vlan_offset_bitmap[vlan_offset_byte] = vlan_offset_byte_val; + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "port vlan command, send fail, ret =%d.\n", ret); + return ret; +} + +static int hclge_set_vlan_filter_hw(struct hclge_dev *hdev, __be16 proto, + u16 vport_id, u16 vlan_id, u8 qos, + bool is_kill) +{ + u16 vport_idx, vport_num = 0; + int ret; + + if (is_kill && !vlan_id) + return 0; + + ret = hclge_set_vf_vlan_common(hdev, vport_id, is_kill, vlan_id, + 0, proto); + if (ret) { + dev_err(&hdev->pdev->dev, + "Set %d vport vlan filter config fail, ret =%d.\n", + vport_id, ret); + return ret; + } + + /* vlan 0 may be added twice when 8021q module is enabled */ + if (!is_kill && !vlan_id && + test_bit(vport_id, hdev->vlan_table[vlan_id])) + return 0; + + if (!is_kill && test_and_set_bit(vport_id, hdev->vlan_table[vlan_id])) { + dev_err(&hdev->pdev->dev, + "Add port vlan failed, vport %d is already in vlan %d\n", + vport_id, vlan_id); + return -EINVAL; + } + + if (is_kill && + !test_and_clear_bit(vport_id, hdev->vlan_table[vlan_id])) { + dev_err(&hdev->pdev->dev, + "Delete port vlan failed, vport %d is not in vlan %d\n", + vport_id, vlan_id); + return -EINVAL; + } + + for_each_set_bit(vport_idx, hdev->vlan_table[vlan_id], HCLGE_VPORT_NUM) + vport_num++; + + if ((is_kill && vport_num == 0) || (!is_kill && vport_num == 1)) + ret = hclge_set_port_vlan_filter(hdev, proto, vlan_id, + is_kill); + + return ret; +} + +int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto, + u16 vlan_id, bool is_kill) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + return hclge_set_vlan_filter_hw(hdev, proto, vport->vport_id, vlan_id, + 0, is_kill); +} + +static int hclge_set_vf_vlan_filter(struct hnae3_handle *handle, int vfid, + u16 vlan, u8 qos, __be16 proto) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + if ((vfid >= hdev->num_alloc_vfs) || (vlan > 4095) || (qos > 7)) + return -EINVAL; + if (proto != htons(ETH_P_8021Q)) + return -EPROTONOSUPPORT; + + return hclge_set_vlan_filter_hw(hdev, proto, vfid, vlan, qos, false); +} + +static int hclge_set_vlan_tx_offload_cfg(struct hclge_vport *vport) +{ + struct hclge_tx_vtag_cfg *vcfg = &vport->txvlan_cfg; + struct hclge_vport_vtag_tx_cfg_cmd *req; + struct hclge_dev *hdev = vport->back; + struct hclge_desc desc; + u16 bmap_index; + int status; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_TX_CFG, false); + + req = (struct hclge_vport_vtag_tx_cfg_cmd *)desc.data; + req->def_vlan_tag1 = cpu_to_le16(vcfg->default_tag1); + req->def_vlan_tag2 = cpu_to_le16(vcfg->default_tag2); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_TAG1_B, + vcfg->accept_tag1 ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_UNTAG1_B, + vcfg->accept_untag1 ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_TAG2_B, + vcfg->accept_tag2 ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_UNTAG2_B, + vcfg->accept_untag2 ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_PORT_INS_TAG1_EN_B, + vcfg->insert_tag1_en ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_PORT_INS_TAG2_EN_B, + vcfg->insert_tag2_en ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_CFG_NIC_ROCE_SEL_B, 0); + + req->vf_offset = vport->vport_id / HCLGE_VF_NUM_PER_CMD; + bmap_index = vport->vport_id % HCLGE_VF_NUM_PER_CMD / + HCLGE_VF_NUM_PER_BYTE; + req->vf_bitmap[bmap_index] = + 1U << (vport->vport_id % HCLGE_VF_NUM_PER_BYTE); + + status = hclge_cmd_send(&hdev->hw, &desc, 1); + if (status) + dev_err(&hdev->pdev->dev, + "Send port txvlan cfg command fail, ret =%d\n", + status); + + return status; +} + +static int hclge_set_vlan_rx_offload_cfg(struct hclge_vport *vport) +{ + struct hclge_rx_vtag_cfg *vcfg = &vport->rxvlan_cfg; + struct hclge_vport_vtag_rx_cfg_cmd *req; + struct hclge_dev *hdev = vport->back; + struct hclge_desc desc; + u16 bmap_index; + int status; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_RX_CFG, false); + + req = (struct hclge_vport_vtag_rx_cfg_cmd *)desc.data; + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_REM_TAG1_EN_B, + vcfg->strip_tag1_en ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_REM_TAG2_EN_B, + vcfg->strip_tag2_en ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_SHOW_TAG1_EN_B, + vcfg->vlan1_vlan_prionly ? 1 : 0); + hnae3_set_bit(req->vport_vlan_cfg, HCLGE_SHOW_TAG2_EN_B, + vcfg->vlan2_vlan_prionly ? 1 : 0); + + req->vf_offset = vport->vport_id / HCLGE_VF_NUM_PER_CMD; + bmap_index = vport->vport_id % HCLGE_VF_NUM_PER_CMD / + HCLGE_VF_NUM_PER_BYTE; + req->vf_bitmap[bmap_index] = + 1U << (vport->vport_id % HCLGE_VF_NUM_PER_BYTE); + + status = hclge_cmd_send(&hdev->hw, &desc, 1); + if (status) + dev_err(&hdev->pdev->dev, + "Send port rxvlan cfg command fail, ret =%d\n", + status); + + return status; +} + +static int hclge_set_vlan_protocol_type(struct hclge_dev *hdev) +{ + struct hclge_rx_vlan_type_cfg_cmd *rx_req; + struct hclge_tx_vlan_type_cfg_cmd *tx_req; + struct hclge_desc desc; + int status; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_TYPE_ID, false); + rx_req = (struct hclge_rx_vlan_type_cfg_cmd *)desc.data; + rx_req->ot_fst_vlan_type = + cpu_to_le16(hdev->vlan_type_cfg.rx_ot_fst_vlan_type); + rx_req->ot_sec_vlan_type = + cpu_to_le16(hdev->vlan_type_cfg.rx_ot_sec_vlan_type); + rx_req->in_fst_vlan_type = + cpu_to_le16(hdev->vlan_type_cfg.rx_in_fst_vlan_type); + rx_req->in_sec_vlan_type = + cpu_to_le16(hdev->vlan_type_cfg.rx_in_sec_vlan_type); + + status = hclge_cmd_send(&hdev->hw, &desc, 1); + if (status) { + dev_err(&hdev->pdev->dev, + "Send rxvlan protocol type command fail, ret =%d\n", + status); + return status; + } + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_INSERT, false); + + tx_req = (struct hclge_tx_vlan_type_cfg_cmd *)&desc.data; + tx_req->ot_vlan_type = cpu_to_le16(hdev->vlan_type_cfg.tx_ot_vlan_type); + tx_req->in_vlan_type = cpu_to_le16(hdev->vlan_type_cfg.tx_in_vlan_type); + + status = hclge_cmd_send(&hdev->hw, &desc, 1); + if (status) + dev_err(&hdev->pdev->dev, + "Send txvlan protocol type command fail, ret =%d\n", + status); + + return status; +} + +static int hclge_init_vlan_config(struct hclge_dev *hdev) +{ +#define HCLGE_DEF_VLAN_TYPE 0x8100 + + struct hnae3_handle *handle; + struct hclge_vport *vport; + int ret; + int i; + + ret = hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF, true); + if (ret) + return ret; + + ret = hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_PORT, true); + if (ret) + return ret; + + hdev->vlan_type_cfg.rx_in_fst_vlan_type = HCLGE_DEF_VLAN_TYPE; + hdev->vlan_type_cfg.rx_in_sec_vlan_type = HCLGE_DEF_VLAN_TYPE; + hdev->vlan_type_cfg.rx_ot_fst_vlan_type = HCLGE_DEF_VLAN_TYPE; + hdev->vlan_type_cfg.rx_ot_sec_vlan_type = HCLGE_DEF_VLAN_TYPE; + hdev->vlan_type_cfg.tx_ot_vlan_type = HCLGE_DEF_VLAN_TYPE; + hdev->vlan_type_cfg.tx_in_vlan_type = HCLGE_DEF_VLAN_TYPE; + + ret = hclge_set_vlan_protocol_type(hdev); + if (ret) + return ret; + + for (i = 0; i < hdev->num_alloc_vport; i++) { + vport = &hdev->vport[i]; + vport->txvlan_cfg.accept_tag1 = true; + vport->txvlan_cfg.accept_untag1 = true; + + /* accept_tag2 and accept_untag2 are not supported on + * pdev revision(0x20), new revision support them. The + * value of this two fields will not return error when driver + * send command to fireware in revision(0x20). + * This two fields can not configured by user. + */ + vport->txvlan_cfg.accept_tag2 = true; + vport->txvlan_cfg.accept_untag2 = true; + + vport->txvlan_cfg.insert_tag1_en = false; + vport->txvlan_cfg.insert_tag2_en = false; + vport->txvlan_cfg.default_tag1 = 0; + vport->txvlan_cfg.default_tag2 = 0; + + ret = hclge_set_vlan_tx_offload_cfg(vport); + if (ret) + return ret; + + vport->rxvlan_cfg.strip_tag1_en = false; + vport->rxvlan_cfg.strip_tag2_en = true; + vport->rxvlan_cfg.vlan1_vlan_prionly = false; + vport->rxvlan_cfg.vlan2_vlan_prionly = false; + + ret = hclge_set_vlan_rx_offload_cfg(vport); + if (ret) + return ret; + } + + handle = &hdev->vport[0].nic; + return hclge_set_vlan_filter(handle, htons(ETH_P_8021Q), 0, false); +} + +int hclge_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + + vport->rxvlan_cfg.strip_tag1_en = false; + vport->rxvlan_cfg.strip_tag2_en = enable; + vport->rxvlan_cfg.vlan1_vlan_prionly = false; + vport->rxvlan_cfg.vlan2_vlan_prionly = false; + + return hclge_set_vlan_rx_offload_cfg(vport); +} + +static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mtu) +{ + struct hclge_config_max_frm_size_cmd *req; + struct hclge_desc desc; + int max_frm_size; + int ret; + + max_frm_size = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; + + if (max_frm_size < HCLGE_MAC_MIN_FRAME || + max_frm_size > HCLGE_MAC_MAX_FRAME) + return -EINVAL; + + max_frm_size = max(max_frm_size, HCLGE_MAC_DEFAULT_FRAME); + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAX_FRM_SIZE, false); + + req = (struct hclge_config_max_frm_size_cmd *)desc.data; + req->max_frm_size = cpu_to_le16(max_frm_size); + req->min_frm_size = HCLGE_MAC_MIN_FRAME; + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, "set mtu fail, ret =%d.\n", ret); + else + hdev->mps = max_frm_size; + + return ret; +} + +static int hclge_set_mtu(struct hnae3_handle *handle, int new_mtu) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int ret; + + ret = hclge_set_mac_mtu(hdev, new_mtu); + if (ret) { + dev_err(&hdev->pdev->dev, + "Change mtu fail, ret =%d\n", ret); + return ret; + } + + ret = hclge_buffer_alloc(hdev); + if (ret) + dev_err(&hdev->pdev->dev, + "Allocate buffer fail, ret =%d\n", ret); + + return ret; +} + +static int hclge_send_reset_tqp_cmd(struct hclge_dev *hdev, u16 queue_id, + bool enable) +{ + struct hclge_reset_tqp_queue_cmd *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RESET_TQP_QUEUE, false); + + req = (struct hclge_reset_tqp_queue_cmd *)desc.data; + req->tqp_id = cpu_to_le16(queue_id & HCLGE_RING_ID_MASK); + hnae3_set_bit(req->reset_req, HCLGE_TQP_RESET_B, enable); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Send tqp reset cmd error, status =%d\n", ret); + return ret; + } + + return 0; +} + +static int hclge_get_reset_status(struct hclge_dev *hdev, u16 queue_id) +{ + struct hclge_reset_tqp_queue_cmd *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RESET_TQP_QUEUE, true); + + req = (struct hclge_reset_tqp_queue_cmd *)desc.data; + req->tqp_id = cpu_to_le16(queue_id & HCLGE_RING_ID_MASK); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Get reset status error, status =%d\n", ret); + return ret; + } + + return hnae3_get_bit(req->ready_to_reset, HCLGE_TQP_RESET_B); +} + +static u16 hclge_covert_handle_qid_global(struct hnae3_handle *handle, + u16 queue_id) +{ + struct hnae3_queue *queue; + struct hclge_tqp *tqp; + + queue = handle->kinfo.tqp[queue_id]; + tqp = container_of(queue, struct hclge_tqp, q); + + return tqp->index; +} + +void hclge_reset_tqp(struct hnae3_handle *handle, u16 queue_id) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + int reset_try_times = 0; + int reset_status; + u16 queue_gid; + int ret; + + if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) + return; + + queue_gid = hclge_covert_handle_qid_global(handle, queue_id); + + ret = hclge_tqp_enable(hdev, queue_id, 0, false); + if (ret) { + dev_warn(&hdev->pdev->dev, "Disable tqp fail, ret = %d\n", ret); + return; + } + + ret = hclge_send_reset_tqp_cmd(hdev, queue_gid, true); + if (ret) { + dev_warn(&hdev->pdev->dev, + "Send reset tqp cmd fail, ret = %d\n", ret); + return; + } + + reset_try_times = 0; + while (reset_try_times++ < HCLGE_TQP_RESET_TRY_TIMES) { + /* Wait for tqp hw reset */ + msleep(20); + reset_status = hclge_get_reset_status(hdev, queue_gid); + if (reset_status) + break; + } + + if (reset_try_times >= HCLGE_TQP_RESET_TRY_TIMES) { + dev_warn(&hdev->pdev->dev, "Reset TQP fail\n"); + return; + } + + ret = hclge_send_reset_tqp_cmd(hdev, queue_gid, false); + if (ret) { + dev_warn(&hdev->pdev->dev, + "Deassert the soft reset fail, ret = %d\n", ret); + return; + } +} + +void hclge_reset_vf_queue(struct hclge_vport *vport, u16 queue_id) +{ + struct hnae3_handle *handle = &vport->nic; + struct hclge_dev *hdev = vport->back; + int reset_try_times = 0; + int reset_status; + u16 queue_gid; + int ret; + + if (queue_id >= handle->kinfo.num_tqps) { + dev_warn(&hdev->pdev->dev, "Invalid vf queue id(%u)\n", + queue_id); + return; + } + + queue_gid = hclge_covert_handle_qid_global(&vport->nic, queue_id); + + ret = hclge_send_reset_tqp_cmd(hdev, queue_gid, true); + if (ret) { + dev_warn(&hdev->pdev->dev, + "Send reset tqp cmd fail, ret = %d\n", ret); + return; + } + + reset_try_times = 0; + while (reset_try_times++ < HCLGE_TQP_RESET_TRY_TIMES) { + /* Wait for tqp hw reset */ + msleep(20); + reset_status = hclge_get_reset_status(hdev, queue_gid); + if (reset_status) + break; + } + + if (reset_try_times >= HCLGE_TQP_RESET_TRY_TIMES) { + dev_warn(&hdev->pdev->dev, "Reset TQP fail\n"); + return; + } + + ret = hclge_send_reset_tqp_cmd(hdev, queue_gid, false); + if (ret) + dev_warn(&hdev->pdev->dev, + "Deassert the soft reset fail, ret = %d\n", ret); +} + +static u32 hclge_get_fw_version(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + return hdev->fw_version; +} + +static void hclge_get_flowctrl_adv(struct hnae3_handle *handle, + u32 *flowctrl_adv) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + struct phy_device *phydev = hdev->hw.mac.phydev; + + if (!phydev) + return; + + *flowctrl_adv |= (phydev->advertising & ADVERTISED_Pause) | + (phydev->advertising & ADVERTISED_Asym_Pause); +} + +static void hclge_set_flowctrl_adv(struct hclge_dev *hdev, u32 rx_en, u32 tx_en) +{ + struct phy_device *phydev = hdev->hw.mac.phydev; + + if (!phydev) + return; + + phydev->advertising &= ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause); + + if (rx_en) + phydev->advertising |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; + + if (tx_en) + phydev->advertising ^= ADVERTISED_Asym_Pause; +} + +static int hclge_cfg_pauseparam(struct hclge_dev *hdev, u32 rx_en, u32 tx_en) +{ + int ret; + + if (rx_en && tx_en) + hdev->fc_mode_last_time = HCLGE_FC_FULL; + else if (rx_en && !tx_en) + hdev->fc_mode_last_time = HCLGE_FC_RX_PAUSE; + else if (!rx_en && tx_en) + hdev->fc_mode_last_time = HCLGE_FC_TX_PAUSE; + else + hdev->fc_mode_last_time = HCLGE_FC_NONE; + + if (hdev->tm_info.fc_mode == HCLGE_FC_PFC) + return 0; + + ret = hclge_mac_pause_en_cfg(hdev, tx_en, rx_en); + if (ret) { + dev_err(&hdev->pdev->dev, "configure pauseparam error, ret = %d.\n", + ret); + return ret; + } + + hdev->tm_info.fc_mode = hdev->fc_mode_last_time; + + return 0; +} + +int hclge_cfg_flowctrl(struct hclge_dev *hdev) +{ + struct phy_device *phydev = hdev->hw.mac.phydev; + u16 remote_advertising = 0; + u16 local_advertising = 0; + u32 rx_pause, tx_pause; + u8 flowctl; + + if (!phydev->link || !phydev->autoneg) + return 0; + + if (phydev->advertising & ADVERTISED_Pause) + local_advertising = ADVERTISE_PAUSE_CAP; + + if (phydev->advertising & ADVERTISED_Asym_Pause) + local_advertising |= ADVERTISE_PAUSE_ASYM; + + if (phydev->pause) + remote_advertising = LPA_PAUSE_CAP; + + if (phydev->asym_pause) + remote_advertising |= LPA_PAUSE_ASYM; + + flowctl = mii_resolve_flowctrl_fdx(local_advertising, + remote_advertising); + tx_pause = flowctl & FLOW_CTRL_TX; + rx_pause = flowctl & FLOW_CTRL_RX; + + if (phydev->duplex == HCLGE_MAC_HALF) { + tx_pause = 0; + rx_pause = 0; + } + + return hclge_cfg_pauseparam(hdev, rx_pause, tx_pause); +} + +static void hclge_get_pauseparam(struct hnae3_handle *handle, u32 *auto_neg, + u32 *rx_en, u32 *tx_en) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + *auto_neg = hclge_get_autoneg(handle); + + if (hdev->tm_info.fc_mode == HCLGE_FC_PFC) { + *rx_en = 0; + *tx_en = 0; + return; + } + + if (hdev->tm_info.fc_mode == HCLGE_FC_RX_PAUSE) { + *rx_en = 1; + *tx_en = 0; + } else if (hdev->tm_info.fc_mode == HCLGE_FC_TX_PAUSE) { + *tx_en = 1; + *rx_en = 0; + } else if (hdev->tm_info.fc_mode == HCLGE_FC_FULL) { + *rx_en = 1; + *tx_en = 1; + } else { + *rx_en = 0; + *tx_en = 0; + } +} + +static int hclge_set_pauseparam(struct hnae3_handle *handle, u32 auto_neg, + u32 rx_en, u32 tx_en) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + struct phy_device *phydev = hdev->hw.mac.phydev; + u32 fc_autoneg; + + fc_autoneg = hclge_get_autoneg(handle); + if (auto_neg != fc_autoneg) { + dev_info(&hdev->pdev->dev, + "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n"); + return -EOPNOTSUPP; + } + + if (hdev->tm_info.fc_mode == HCLGE_FC_PFC) { + dev_info(&hdev->pdev->dev, + "Priority flow control enabled. Cannot set link flow control.\n"); + return -EOPNOTSUPP; + } + + hclge_set_flowctrl_adv(hdev, rx_en, tx_en); + + if (!fc_autoneg) + return hclge_cfg_pauseparam(hdev, rx_en, tx_en); + + /* Only support flow control negotiation for netdev with + * phy attached for now. + */ + if (!phydev) + return -EOPNOTSUPP; + + return phy_start_aneg(phydev); +} + +static void hclge_get_ksettings_an_result(struct hnae3_handle *handle, + u8 *auto_neg, u32 *speed, u8 *duplex) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + if (speed) + *speed = hdev->hw.mac.speed; + if (duplex) + *duplex = hdev->hw.mac.duplex; + if (auto_neg) + *auto_neg = hdev->hw.mac.autoneg; +} + +static void hclge_get_media_type(struct hnae3_handle *handle, u8 *media_type) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + if (media_type) + *media_type = hdev->hw.mac.media_type; +} + +static void hclge_get_mdix_mode(struct hnae3_handle *handle, + u8 *tp_mdix_ctrl, u8 *tp_mdix) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + struct phy_device *phydev = hdev->hw.mac.phydev; + int mdix_ctrl, mdix, retval, is_resolved; + + if (!phydev) { + *tp_mdix_ctrl = ETH_TP_MDI_INVALID; + *tp_mdix = ETH_TP_MDI_INVALID; + return; + } + + phy_write(phydev, HCLGE_PHY_PAGE_REG, HCLGE_PHY_PAGE_MDIX); + + retval = phy_read(phydev, HCLGE_PHY_CSC_REG); + mdix_ctrl = hnae3_get_field(retval, HCLGE_PHY_MDIX_CTRL_M, + HCLGE_PHY_MDIX_CTRL_S); + + retval = phy_read(phydev, HCLGE_PHY_CSS_REG); + mdix = hnae3_get_bit(retval, HCLGE_PHY_MDIX_STATUS_B); + is_resolved = hnae3_get_bit(retval, HCLGE_PHY_SPEED_DUP_RESOLVE_B); + + phy_write(phydev, HCLGE_PHY_PAGE_REG, HCLGE_PHY_PAGE_COPPER); + + switch (mdix_ctrl) { + case 0x0: + *tp_mdix_ctrl = ETH_TP_MDI; + break; + case 0x1: + *tp_mdix_ctrl = ETH_TP_MDI_X; + break; + case 0x3: + *tp_mdix_ctrl = ETH_TP_MDI_AUTO; + break; + default: + *tp_mdix_ctrl = ETH_TP_MDI_INVALID; + break; + } + + if (!is_resolved) + *tp_mdix = ETH_TP_MDI_INVALID; + else if (mdix) + *tp_mdix = ETH_TP_MDI_X; + else + *tp_mdix = ETH_TP_MDI; +} + +static int hclge_init_instance_hw(struct hclge_dev *hdev) +{ + return hclge_mac_connect_phy(hdev); +} + +static void hclge_uninit_instance_hw(struct hclge_dev *hdev) +{ + hclge_mac_disconnect_phy(hdev); +} + +static int hclge_init_client_instance(struct hnae3_client *client, + struct hnae3_ae_dev *ae_dev) +{ + struct hclge_dev *hdev = ae_dev->priv; + struct hclge_vport *vport; + int i, ret; + + for (i = 0; i < hdev->num_vmdq_vport + 1; i++) { + vport = &hdev->vport[i]; + + switch (client->type) { + case HNAE3_CLIENT_KNIC: + + hdev->nic_client = client; + vport->nic.client = client; + ret = client->ops->init_instance(&vport->nic); + if (ret) + goto clear_nic; + + ret = hclge_init_instance_hw(hdev); + if (ret) { + client->ops->uninit_instance(&vport->nic, + 0); + goto clear_nic; + } + + hnae3_set_client_init_flag(client, ae_dev, 1); + + if (hdev->roce_client && + hnae3_dev_roce_supported(hdev)) { + struct hnae3_client *rc = hdev->roce_client; + + ret = hclge_init_roce_base_info(vport); + if (ret) + goto clear_roce; + + ret = rc->ops->init_instance(&vport->roce); + if (ret) + goto clear_roce; + + hnae3_set_client_init_flag(hdev->roce_client, + ae_dev, 1); + } + + break; + case HNAE3_CLIENT_UNIC: + hdev->nic_client = client; + vport->nic.client = client; + + ret = client->ops->init_instance(&vport->nic); + if (ret) + goto clear_nic; + + hnae3_set_client_init_flag(client, ae_dev, 1); + + break; + case HNAE3_CLIENT_ROCE: + if (hnae3_dev_roce_supported(hdev)) { + hdev->roce_client = client; + vport->roce.client = client; + } + + if (hdev->roce_client && hdev->nic_client) { + ret = hclge_init_roce_base_info(vport); + if (ret) + goto clear_roce; + + ret = client->ops->init_instance(&vport->roce); + if (ret) + goto clear_roce; + + hnae3_set_client_init_flag(client, ae_dev, 1); + } + } + } + + return 0; + +clear_nic: + hdev->nic_client = NULL; + vport->nic.client = NULL; + return ret; +clear_roce: + hdev->roce_client = NULL; + vport->roce.client = NULL; + return ret; +} + +static void hclge_uninit_client_instance(struct hnae3_client *client, + struct hnae3_ae_dev *ae_dev) +{ + struct hclge_dev *hdev = ae_dev->priv; + struct hclge_vport *vport; + int i; + + for (i = 0; i < hdev->num_vmdq_vport + 1; i++) { + vport = &hdev->vport[i]; + if (hdev->roce_client) { + hdev->roce_client->ops->uninit_instance(&vport->roce, + 0); + hdev->roce_client = NULL; + vport->roce.client = NULL; + } + if (client->type == HNAE3_CLIENT_ROCE) + return; + if (hdev->nic_client && client->ops->uninit_instance) { + hclge_uninit_instance_hw(hdev); + client->ops->uninit_instance(&vport->nic, 0); + hdev->nic_client = NULL; + vport->nic.client = NULL; + } + } +} + +static int hclge_pci_init(struct hclge_dev *hdev) +{ + struct pci_dev *pdev = hdev->pdev; + struct hclge_hw *hw; + int ret; + + ret = pci_enable_device(pdev); + if (ret) { + dev_err(&pdev->dev, "failed to enable PCI device\n"); + return ret; + } + + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (ret) { + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + if (ret) { + dev_err(&pdev->dev, + "can't set consistent PCI DMA"); + goto err_disable_device; + } + dev_warn(&pdev->dev, "set DMA mask to 32 bits\n"); + } + + ret = pci_request_regions(pdev, HCLGE_DRIVER_NAME); + if (ret) { + dev_err(&pdev->dev, "PCI request regions failed %d\n", ret); + goto err_disable_device; + } + + pci_set_master(pdev); + hw = &hdev->hw; + hw->io_base = pcim_iomap(pdev, 2, 0); + if (!hw->io_base) { + dev_err(&pdev->dev, "Can't map configuration register space\n"); + ret = -ENOMEM; + goto err_clr_master; + } + + hdev->num_req_vfs = pci_sriov_get_totalvfs(pdev); + + return 0; +err_clr_master: + pci_clear_master(pdev); + pci_release_regions(pdev); +err_disable_device: + pci_disable_device(pdev); + + return ret; +} + +static void hclge_pci_uninit(struct hclge_dev *hdev) +{ + struct pci_dev *pdev = hdev->pdev; + + pcim_iounmap(pdev, hdev->hw.io_base); + pci_free_irq_vectors(pdev); + pci_clear_master(pdev); + pci_release_mem_regions(pdev); + pci_disable_device(pdev); +} + +static void hclge_state_init(struct hclge_dev *hdev) +{ + set_bit(HCLGE_STATE_SERVICE_INITED, &hdev->state); + set_bit(HCLGE_STATE_DOWN, &hdev->state); + clear_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state); + clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state); + clear_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state); + clear_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state); +} + +static void hclge_state_uninit(struct hclge_dev *hdev) +{ + set_bit(HCLGE_STATE_DOWN, &hdev->state); + + if (hdev->service_timer.function) + del_timer_sync(&hdev->service_timer); + if (hdev->service_task.func) + cancel_work_sync(&hdev->service_task); + if (hdev->rst_service_task.func) + cancel_work_sync(&hdev->rst_service_task); + if (hdev->mbx_service_task.func) + cancel_work_sync(&hdev->mbx_service_task); +} + +static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev) +{ + struct pci_dev *pdev = ae_dev->pdev; + struct hclge_dev *hdev; + int ret; + + hdev = devm_kzalloc(&pdev->dev, sizeof(*hdev), GFP_KERNEL); + if (!hdev) { + ret = -ENOMEM; + goto out; + } + + hdev->pdev = pdev; + hdev->ae_dev = ae_dev; + hdev->reset_type = HNAE3_NONE_RESET; + ae_dev->priv = hdev; + + ret = hclge_pci_init(hdev); + if (ret) { + dev_err(&pdev->dev, "PCI init failed\n"); + goto out; + } + + /* Firmware command queue initialize */ + ret = hclge_cmd_queue_init(hdev); + if (ret) { + dev_err(&pdev->dev, "Cmd queue init failed, ret = %d.\n", ret); + goto err_pci_uninit; + } + + /* Firmware command initialize */ + ret = hclge_cmd_init(hdev); + if (ret) + goto err_cmd_uninit; + + ret = hclge_get_cap(hdev); + if (ret) { + dev_err(&pdev->dev, "get hw capability error, ret = %d.\n", + ret); + goto err_cmd_uninit; + } + + ret = hclge_configure(hdev); + if (ret) { + dev_err(&pdev->dev, "Configure dev error, ret = %d.\n", ret); + goto err_cmd_uninit; + } + + ret = hclge_init_msi(hdev); + if (ret) { + dev_err(&pdev->dev, "Init MSI/MSI-X error, ret = %d.\n", ret); + goto err_cmd_uninit; + } + + ret = hclge_misc_irq_init(hdev); + if (ret) { + dev_err(&pdev->dev, + "Misc IRQ(vector0) init error, ret = %d.\n", + ret); + goto err_msi_uninit; + } + + ret = hclge_alloc_tqps(hdev); + if (ret) { + dev_err(&pdev->dev, "Allocate TQPs error, ret = %d.\n", ret); + goto err_msi_irq_uninit; + } + + ret = hclge_alloc_vport(hdev); + if (ret) { + dev_err(&pdev->dev, "Allocate vport error, ret = %d.\n", ret); + goto err_msi_irq_uninit; + } + + ret = hclge_map_tqp(hdev); + if (ret) { + dev_err(&pdev->dev, "Map tqp error, ret = %d.\n", ret); + goto err_msi_irq_uninit; + } + + if (hdev->hw.mac.media_type == HNAE3_MEDIA_TYPE_COPPER) { + ret = hclge_mac_mdio_config(hdev); + if (ret) { + dev_err(&hdev->pdev->dev, + "mdio config fail ret=%d\n", ret); + goto err_msi_irq_uninit; + } + } + + ret = hclge_mac_init(hdev); + if (ret) { + dev_err(&pdev->dev, "Mac init error, ret = %d\n", ret); + goto err_mdiobus_unreg; + } + + ret = hclge_config_tso(hdev, HCLGE_TSO_MSS_MIN, HCLGE_TSO_MSS_MAX); + if (ret) { + dev_err(&pdev->dev, "Enable tso fail, ret =%d\n", ret); + goto err_mdiobus_unreg; + } + + ret = hclge_init_vlan_config(hdev); + if (ret) { + dev_err(&pdev->dev, "VLAN init fail, ret =%d\n", ret); + goto err_mdiobus_unreg; + } + + ret = hclge_tm_schd_init(hdev); + if (ret) { + dev_err(&pdev->dev, "tm schd init fail, ret =%d\n", ret); + goto err_mdiobus_unreg; + } + + hclge_rss_init_cfg(hdev); + ret = hclge_rss_init_hw(hdev); + if (ret) { + dev_err(&pdev->dev, "Rss init fail, ret =%d\n", ret); + goto err_mdiobus_unreg; + } + + ret = init_mgr_tbl(hdev); + if (ret) { + dev_err(&pdev->dev, "manager table init fail, ret =%d\n", ret); + goto err_mdiobus_unreg; + } + + hclge_dcb_ops_set(hdev); + + timer_setup(&hdev->service_timer, hclge_service_timer, 0); + INIT_WORK(&hdev->service_task, hclge_service_task); + INIT_WORK(&hdev->rst_service_task, hclge_reset_service_task); + INIT_WORK(&hdev->mbx_service_task, hclge_mailbox_service_task); + + hclge_clear_all_event_cause(hdev); + + /* Enable MISC vector(vector0) */ + hclge_enable_vector(&hdev->misc_vector, true); + + hclge_state_init(hdev); + + pr_info("%s driver initialization finished.\n", HCLGE_DRIVER_NAME); + return 0; + +err_mdiobus_unreg: + if (hdev->hw.mac.phydev) + mdiobus_unregister(hdev->hw.mac.mdio_bus); +err_msi_irq_uninit: + hclge_misc_irq_uninit(hdev); +err_msi_uninit: + pci_free_irq_vectors(pdev); +err_cmd_uninit: + hclge_destroy_cmd_queue(&hdev->hw); +err_pci_uninit: + pcim_iounmap(pdev, hdev->hw.io_base); + pci_clear_master(pdev); + pci_release_regions(pdev); + pci_disable_device(pdev); +out: + return ret; +} + +static void hclge_stats_clear(struct hclge_dev *hdev) +{ + memset(&hdev->hw_stats, 0, sizeof(hdev->hw_stats)); +} + +static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev) +{ + struct hclge_dev *hdev = ae_dev->priv; + struct pci_dev *pdev = ae_dev->pdev; + int ret; + + set_bit(HCLGE_STATE_DOWN, &hdev->state); + + hclge_stats_clear(hdev); + memset(hdev->vlan_table, 0, sizeof(hdev->vlan_table)); + + ret = hclge_cmd_init(hdev); + if (ret) { + dev_err(&pdev->dev, "Cmd queue init failed\n"); + return ret; + } + + ret = hclge_get_cap(hdev); + if (ret) { + dev_err(&pdev->dev, "get hw capability error, ret = %d.\n", + ret); + return ret; + } + + ret = hclge_configure(hdev); + if (ret) { + dev_err(&pdev->dev, "Configure dev error, ret = %d.\n", ret); + return ret; + } + + ret = hclge_map_tqp(hdev); + if (ret) { + dev_err(&pdev->dev, "Map tqp error, ret = %d.\n", ret); + return ret; + } + + ret = hclge_mac_init(hdev); + if (ret) { + dev_err(&pdev->dev, "Mac init error, ret = %d\n", ret); + return ret; + } + + ret = hclge_config_tso(hdev, HCLGE_TSO_MSS_MIN, HCLGE_TSO_MSS_MAX); + if (ret) { + dev_err(&pdev->dev, "Enable tso fail, ret =%d\n", ret); + return ret; + } + + ret = hclge_init_vlan_config(hdev); + if (ret) { + dev_err(&pdev->dev, "VLAN init fail, ret =%d\n", ret); + return ret; + } + + ret = hclge_tm_init_hw(hdev); + if (ret) { + dev_err(&pdev->dev, "tm init hw fail, ret =%d\n", ret); + return ret; + } + + ret = hclge_rss_init_hw(hdev); + if (ret) { + dev_err(&pdev->dev, "Rss init fail, ret =%d\n", ret); + return ret; + } + + dev_info(&pdev->dev, "Reset done, %s driver initialization finished.\n", + HCLGE_DRIVER_NAME); + + return 0; +} + +static void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev) +{ + struct hclge_dev *hdev = ae_dev->priv; + struct hclge_mac *mac = &hdev->hw.mac; + + hclge_state_uninit(hdev); + + if (mac->phydev) + mdiobus_unregister(mac->mdio_bus); + + /* Disable MISC vector(vector0) */ + hclge_enable_vector(&hdev->misc_vector, false); + synchronize_irq(hdev->misc_vector.vector_irq); + + hclge_destroy_cmd_queue(&hdev->hw); + hclge_misc_irq_uninit(hdev); + hclge_pci_uninit(hdev); + ae_dev->priv = NULL; +} + +static u32 hclge_get_max_channels(struct hnae3_handle *handle) +{ + struct hnae3_knic_private_info *kinfo = &handle->kinfo; + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + return min_t(u32, hdev->rss_size_max, + vport->alloc_tqps / kinfo->num_tc); +} + +static void hclge_get_channels(struct hnae3_handle *handle, + struct ethtool_channels *ch) +{ + ch->max_combined = hclge_get_max_channels(handle); + ch->other_count = 1; + ch->max_other = 1; + ch->combined_count = handle->kinfo.rss_size; +} + +static void hclge_get_tqps_and_rss_info(struct hnae3_handle *handle, + u16 *free_tqps, u16 *max_rss_size) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + u16 temp_tqps = 0; + int i; + + for (i = 0; i < hdev->num_tqps; i++) { + if (!hdev->htqp[i].alloced) + temp_tqps++; + } + *free_tqps = temp_tqps; + *max_rss_size = hdev->rss_size_max; +} + +static void hclge_release_tqp(struct hclge_vport *vport) +{ + struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; + struct hclge_dev *hdev = vport->back; + int i; + + for (i = 0; i < kinfo->num_tqps; i++) { + struct hclge_tqp *tqp = + container_of(kinfo->tqp[i], struct hclge_tqp, q); + + tqp->q.handle = NULL; + tqp->q.tqp_index = 0; + tqp->alloced = false; + } + + devm_kfree(&hdev->pdev->dev, kinfo->tqp); + kinfo->tqp = NULL; +} + +static int hclge_set_channels(struct hnae3_handle *handle, u32 new_tqps_num) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; + struct hclge_dev *hdev = vport->back; + int cur_rss_size = kinfo->rss_size; + int cur_tqps = kinfo->num_tqps; + u16 tc_offset[HCLGE_MAX_TC_NUM]; + u16 tc_valid[HCLGE_MAX_TC_NUM]; + u16 tc_size[HCLGE_MAX_TC_NUM]; + u16 roundup_size; + u32 *rss_indir; + int ret, i; + + /* Free old tqps, and reallocate with new tqp number when nic setup */ + hclge_release_tqp(vport); + + ret = hclge_knic_setup(vport, new_tqps_num, kinfo->num_desc); + if (ret) { + dev_err(&hdev->pdev->dev, "setup nic fail, ret =%d\n", ret); + return ret; + } + + ret = hclge_map_tqp_to_vport(hdev, vport); + if (ret) { + dev_err(&hdev->pdev->dev, "map vport tqp fail, ret =%d\n", ret); + return ret; + } + + ret = hclge_tm_schd_init(hdev); + if (ret) { + dev_err(&hdev->pdev->dev, "tm schd init fail, ret =%d\n", ret); + return ret; + } + + roundup_size = roundup_pow_of_two(kinfo->rss_size); + roundup_size = ilog2(roundup_size); + /* Set the RSS TC mode according to the new RSS size */ + for (i = 0; i < HCLGE_MAX_TC_NUM; i++) { + tc_valid[i] = 0; + + if (!(hdev->hw_tc_map & BIT(i))) + continue; + + tc_valid[i] = 1; + tc_size[i] = roundup_size; + tc_offset[i] = kinfo->rss_size * i; + } + ret = hclge_set_rss_tc_mode(hdev, tc_valid, tc_size, tc_offset); + if (ret) + return ret; + + /* Reinitializes the rss indirect table according to the new RSS size */ + rss_indir = kcalloc(HCLGE_RSS_IND_TBL_SIZE, sizeof(u32), GFP_KERNEL); + if (!rss_indir) + return -ENOMEM; + + for (i = 0; i < HCLGE_RSS_IND_TBL_SIZE; i++) + rss_indir[i] = i % kinfo->rss_size; + + ret = hclge_set_rss(handle, rss_indir, NULL, 0); + if (ret) + dev_err(&hdev->pdev->dev, "set rss indir table fail, ret=%d\n", + ret); + + kfree(rss_indir); + + if (!ret) + dev_info(&hdev->pdev->dev, + "Channels changed, rss_size from %d to %d, tqps from %d to %d", + cur_rss_size, kinfo->rss_size, + cur_tqps, kinfo->rss_size * kinfo->num_tc); + + return ret; +} + +static int hclge_get_regs_num(struct hclge_dev *hdev, u32 *regs_num_32_bit, + u32 *regs_num_64_bit) +{ + struct hclge_desc desc; + u32 total_num; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_REG_NUM, true); + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) { + dev_err(&hdev->pdev->dev, + "Query register number cmd failed, ret = %d.\n", ret); + return ret; + } + + *regs_num_32_bit = le32_to_cpu(desc.data[0]); + *regs_num_64_bit = le32_to_cpu(desc.data[1]); + + total_num = *regs_num_32_bit + *regs_num_64_bit; + if (!total_num) + return -EINVAL; + + return 0; +} + +static int hclge_get_32_bit_regs(struct hclge_dev *hdev, u32 regs_num, + void *data) +{ +#define HCLGE_32_BIT_REG_RTN_DATANUM 8 + + struct hclge_desc *desc; + u32 *reg_val = data; + __le32 *desc_data; + int cmd_num; + int i, k, n; + int ret; + + if (regs_num == 0) + return 0; + + cmd_num = DIV_ROUND_UP(regs_num + 2, HCLGE_32_BIT_REG_RTN_DATANUM); + desc = kcalloc(cmd_num, sizeof(struct hclge_desc), GFP_KERNEL); + if (!desc) + return -ENOMEM; + + hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_QUERY_32_BIT_REG, true); + ret = hclge_cmd_send(&hdev->hw, desc, cmd_num); + if (ret) { + dev_err(&hdev->pdev->dev, + "Query 32 bit register cmd failed, ret = %d.\n", ret); + kfree(desc); + return ret; + } + + for (i = 0; i < cmd_num; i++) { + if (i == 0) { + desc_data = (__le32 *)(&desc[i].data[0]); + n = HCLGE_32_BIT_REG_RTN_DATANUM - 2; + } else { + desc_data = (__le32 *)(&desc[i]); + n = HCLGE_32_BIT_REG_RTN_DATANUM; + } + for (k = 0; k < n; k++) { + *reg_val++ = le32_to_cpu(*desc_data++); + + regs_num--; + if (!regs_num) + break; + } + } + + kfree(desc); + return 0; +} + +static int hclge_get_64_bit_regs(struct hclge_dev *hdev, u32 regs_num, + void *data) +{ +#define HCLGE_64_BIT_REG_RTN_DATANUM 4 + + struct hclge_desc *desc; + u64 *reg_val = data; + __le64 *desc_data; + int cmd_num; + int i, k, n; + int ret; + + if (regs_num == 0) + return 0; + + cmd_num = DIV_ROUND_UP(regs_num + 1, HCLGE_64_BIT_REG_RTN_DATANUM); + desc = kcalloc(cmd_num, sizeof(struct hclge_desc), GFP_KERNEL); + if (!desc) + return -ENOMEM; + + hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_QUERY_64_BIT_REG, true); + ret = hclge_cmd_send(&hdev->hw, desc, cmd_num); + if (ret) { + dev_err(&hdev->pdev->dev, + "Query 64 bit register cmd failed, ret = %d.\n", ret); + kfree(desc); + return ret; + } + + for (i = 0; i < cmd_num; i++) { + if (i == 0) { + desc_data = (__le64 *)(&desc[i].data[0]); + n = HCLGE_64_BIT_REG_RTN_DATANUM - 1; + } else { + desc_data = (__le64 *)(&desc[i]); + n = HCLGE_64_BIT_REG_RTN_DATANUM; + } + for (k = 0; k < n; k++) { + *reg_val++ = le64_to_cpu(*desc_data++); + + regs_num--; + if (!regs_num) + break; + } + } + + kfree(desc); + return 0; +} + +static int hclge_get_regs_len(struct hnae3_handle *handle) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + u32 regs_num_32_bit, regs_num_64_bit; + int ret; + + ret = hclge_get_regs_num(hdev, ®s_num_32_bit, ®s_num_64_bit); + if (ret) { + dev_err(&hdev->pdev->dev, + "Get register number failed, ret = %d.\n", ret); + return -EOPNOTSUPP; + } + + return regs_num_32_bit * sizeof(u32) + regs_num_64_bit * sizeof(u64); +} + +static void hclge_get_regs(struct hnae3_handle *handle, u32 *version, + void *data) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + u32 regs_num_32_bit, regs_num_64_bit; + int ret; + + *version = hdev->fw_version; + + ret = hclge_get_regs_num(hdev, ®s_num_32_bit, ®s_num_64_bit); + if (ret) { + dev_err(&hdev->pdev->dev, + "Get register number failed, ret = %d.\n", ret); + return; + } + + ret = hclge_get_32_bit_regs(hdev, regs_num_32_bit, data); + if (ret) { + dev_err(&hdev->pdev->dev, + "Get 32 bit register failed, ret = %d.\n", ret); + return; + } + + data = (u32 *)data + regs_num_32_bit; + ret = hclge_get_64_bit_regs(hdev, regs_num_64_bit, + data); + if (ret) + dev_err(&hdev->pdev->dev, + "Get 64 bit register failed, ret = %d.\n", ret); +} + +static int hclge_set_led_status(struct hclge_dev *hdev, u8 locate_led_status) +{ + struct hclge_set_led_state_cmd *req; + struct hclge_desc desc; + int ret; + + hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_LED_STATUS_CFG, false); + + req = (struct hclge_set_led_state_cmd *)desc.data; + hnae3_set_field(req->locate_led_config, HCLGE_LED_LOCATE_STATE_M, + HCLGE_LED_LOCATE_STATE_S, locate_led_status); + + ret = hclge_cmd_send(&hdev->hw, &desc, 1); + if (ret) + dev_err(&hdev->pdev->dev, + "Send set led state cmd error, ret =%d\n", ret); + + return ret; +} + +enum hclge_led_status { + HCLGE_LED_OFF, + HCLGE_LED_ON, + HCLGE_LED_NO_CHANGE = 0xFF, +}; + +static int hclge_set_led_id(struct hnae3_handle *handle, + enum ethtool_phys_id_state status) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + switch (status) { + case ETHTOOL_ID_ACTIVE: + return hclge_set_led_status(hdev, HCLGE_LED_ON); + case ETHTOOL_ID_INACTIVE: + return hclge_set_led_status(hdev, HCLGE_LED_OFF); + default: + return -EINVAL; + } +} + +static void hclge_get_link_mode(struct hnae3_handle *handle, + unsigned long *supported, + unsigned long *advertising) +{ + unsigned int size = BITS_TO_LONGS(__ETHTOOL_LINK_MODE_MASK_NBITS); + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + unsigned int idx = 0; + + for (; idx < size; idx++) { + supported[idx] = hdev->hw.mac.supported[idx]; + advertising[idx] = hdev->hw.mac.advertising[idx]; + } +} + +static void hclge_get_port_type(struct hnae3_handle *handle, + u8 *port_type) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + u8 media_type = hdev->hw.mac.media_type; + + switch (media_type) { + case HNAE3_MEDIA_TYPE_FIBER: + *port_type = PORT_FIBRE; + break; + case HNAE3_MEDIA_TYPE_COPPER: + *port_type = PORT_TP; + break; + case HNAE3_MEDIA_TYPE_UNKNOWN: + default: + *port_type = PORT_OTHER; + break; + } +} + +static const struct hnae3_ae_ops hclge_ops = { + .init_ae_dev = hclge_init_ae_dev, + .uninit_ae_dev = hclge_uninit_ae_dev, + .init_client_instance = hclge_init_client_instance, + .uninit_client_instance = hclge_uninit_client_instance, + .map_ring_to_vector = hclge_map_ring_to_vector, + .unmap_ring_from_vector = hclge_unmap_ring_frm_vector, + .get_vector = hclge_get_vector, + .put_vector = hclge_put_vector, + .set_promisc_mode = hclge_set_promisc_mode, + .set_loopback = hclge_set_loopback, + .start = hclge_ae_start, + .stop = hclge_ae_stop, + .get_status = hclge_get_status, + .get_ksettings_an_result = hclge_get_ksettings_an_result, + .update_speed_duplex_h = hclge_update_speed_duplex_h, + .cfg_mac_speed_dup_h = hclge_cfg_mac_speed_dup_h, + .get_media_type = hclge_get_media_type, + .get_rss_key_size = hclge_get_rss_key_size, + .get_rss_indir_size = hclge_get_rss_indir_size, + .get_rss = hclge_get_rss, + .set_rss = hclge_set_rss, + .set_rss_tuple = hclge_set_rss_tuple, + .get_rss_tuple = hclge_get_rss_tuple, + .get_tc_size = hclge_get_tc_size, + .get_mac_addr = hclge_get_mac_addr, + .set_mac_addr = hclge_set_mac_addr, + .add_uc_addr = hclge_add_uc_addr, + .rm_uc_addr = hclge_rm_uc_addr, + .add_mc_addr = hclge_add_mc_addr, + .rm_mc_addr = hclge_rm_mc_addr, + .update_mta_status = hclge_update_mta_status, + .set_autoneg = hclge_set_autoneg, + .get_autoneg = hclge_get_autoneg, + .get_pauseparam = hclge_get_pauseparam, + .set_pauseparam = hclge_set_pauseparam, + .set_mtu = hclge_set_mtu, + .reset_queue = hclge_reset_tqp, + .get_stats = hclge_get_stats, + .update_stats = hclge_update_stats, + .get_strings = hclge_get_strings, + .get_sset_count = hclge_get_sset_count, + .get_fw_version = hclge_get_fw_version, + .get_mdix_mode = hclge_get_mdix_mode, + .enable_vlan_filter = hclge_enable_vlan_filter, + .set_vlan_filter = hclge_set_vlan_filter, + .set_vf_vlan_filter = hclge_set_vf_vlan_filter, + .enable_hw_strip_rxvtag = hclge_en_hw_strip_rxvtag, + .reset_event = hclge_reset_event, + .get_tqps_and_rss_info = hclge_get_tqps_and_rss_info, + .set_channels = hclge_set_channels, + .get_channels = hclge_get_channels, + .get_flowctrl_adv = hclge_get_flowctrl_adv, + .get_regs_len = hclge_get_regs_len, + .get_regs = hclge_get_regs, + .set_led_id = hclge_set_led_id, + .get_link_mode = hclge_get_link_mode, + .get_port_type = hclge_get_port_type, +}; + +static struct hnae3_ae_algo ae_algo = { + .ops = &hclge_ops, + .pdev_id_table = ae_algo_pci_tbl, +}; + +static int hclge_init(void) +{ + pr_info("%s is initializing\n", HCLGE_NAME); + + hnae3_register_ae_algo(&ae_algo); + + return 0; +} + +static void hclge_exit(void) +{ + hnae3_unregister_ae_algo_prepare(&ae_algo); + hnae3_unregister_ae_algo(&ae_algo); +} +module_init(hclge_init); +module_exit(hclge_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Huawei Tech. Co., Ltd."); +MODULE_DESCRIPTION("HCLGE Driver"); +MODULE_VERSION(HCLGE_MOD_VERSION); |