Resguardo inicial

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h

@@ -0,0 +1,895 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+// Copyright (c) 2016-2017 Hisilicon Limited.
+
+#ifndef __HCLGE_CMD_H
+#define __HCLGE_CMD_H
+#include <linux/types.h>
+#include <linux/io.h>
+#include <linux/etherdevice.h>
+#include "hnae3.h"
+#include "hclge_comm_cmd.h"
+
+struct hclge_dev;
+
+#define HCLGE_CMDQ_RX_INVLD_B		0
+#define HCLGE_CMDQ_RX_OUTVLD_B		1
+
+struct hclge_misc_vector {
+	u8 __iomem *addr;
+	int vector_irq;
+	char name[HNAE3_INT_NAME_LEN];
+};
+
+#define hclge_cmd_setup_basic_desc(desc, opcode, is_read) \
+	hclge_comm_cmd_setup_basic_desc(desc, opcode, is_read)
+
+#define HCLGE_TQP_REG_OFFSET		0x80000
+#define HCLGE_TQP_REG_SIZE		0x200
+
+#define HCLGE_FD_COUNTER_MAX_SIZE_DEV_V2	128
+#define HCLGE_TQP_MAX_SIZE_DEV_V2	1024
+#define HCLGE_TQP_EXT_REG_OFFSET	0x100
+
+#define HCLGE_RCB_INIT_QUERY_TIMEOUT	10
+#define HCLGE_RCB_INIT_FLAG_EN_B	0
+#define HCLGE_RCB_INIT_FLAG_FINI_B	8
+struct hclge_config_rcb_init_cmd {
+	__le16 rcb_init_flag;
+	u8 rsv[22];
+};
+
+struct hclge_tqp_map_cmd {
+	__le16 tqp_id;	/* Absolute tqp id for in this pf */
+	u8 tqp_vf;	/* VF id */
+#define HCLGE_TQP_MAP_TYPE_PF		0
+#define HCLGE_TQP_MAP_TYPE_VF		1
+#define HCLGE_TQP_MAP_TYPE_B		0
+#define HCLGE_TQP_MAP_EN_B		1
+	u8 tqp_flag;	/* Indicate it's pf or vf tqp */
+	__le16 tqp_vid; /* Virtual id in this pf/vf */
+	u8 rsv[18];
+};
+
+#define HCLGE_VECTOR_ELEMENTS_PER_CMD	10
+
+enum hclge_int_type {
+	HCLGE_INT_TX,
+	HCLGE_INT_RX,
+	HCLGE_INT_EVENT,
+};
+
+struct hclge_ctrl_vector_chain_cmd {
+#define HCLGE_VECTOR_ID_L_S	0
+#define HCLGE_VECTOR_ID_L_M	GENMASK(7, 0)
+	u8 int_vector_id_l;
+	u8 int_cause_num;
+#define HCLGE_INT_TYPE_S	0
+#define HCLGE_INT_TYPE_M	GENMASK(1, 0)
+#define HCLGE_TQP_ID_S		2
+#define HCLGE_TQP_ID_M		GENMASK(12, 2)
+#define HCLGE_INT_GL_IDX_S	13
+#define HCLGE_INT_GL_IDX_M	GENMASK(14, 13)
+	__le16 tqp_type_and_id[HCLGE_VECTOR_ELEMENTS_PER_CMD];
+	u8 vfid;
+#define HCLGE_VECTOR_ID_H_S	8
+#define HCLGE_VECTOR_ID_H_M	GENMASK(15, 8)
+	u8 int_vector_id_h;
+};
+
+#define HCLGE_MAX_TC_NUM		8
+#define HCLGE_TC0_PRI_BUF_EN_B	15 /* Bit 15 indicate enable or not */
+#define HCLGE_BUF_UNIT_S	7  /* Buf size is united by 128 bytes */
+struct hclge_tx_buff_alloc_cmd {
+	__le16 tx_pkt_buff[HCLGE_MAX_TC_NUM];
+	u8 tx_buff_rsv[8];
+};
+
+struct hclge_rx_priv_buff_cmd {
+	__le16 buf_num[HCLGE_MAX_TC_NUM];
+	__le16 shared_buf;
+	u8 rsv[6];
+};
+
+#define HCLGE_RX_PRIV_EN_B	15
+#define HCLGE_TC_NUM_ONE_DESC	4
+struct hclge_priv_wl {
+	__le16 high;
+	__le16 low;
+};
+
+struct hclge_rx_priv_wl_buf {
+	struct hclge_priv_wl tc_wl[HCLGE_TC_NUM_ONE_DESC];
+};
+
+struct hclge_rx_com_thrd {
+	struct hclge_priv_wl com_thrd[HCLGE_TC_NUM_ONE_DESC];
+};
+
+struct hclge_rx_com_wl {
+	struct hclge_priv_wl com_wl;
+};
+
+struct hclge_waterline {
+	u32 low;
+	u32 high;
+};
+
+struct hclge_tc_thrd {
+	u32 low;
+	u32 high;
+};
+
+struct hclge_priv_buf {
+	struct hclge_waterline wl;	/* Waterline for low and high */
+	u32 buf_size;	/* TC private buffer size */
+	u32 tx_buf_size;
+	u32 enable;	/* Enable TC private buffer or not */
+};
+
+struct hclge_shared_buf {
+	struct hclge_waterline self;
+	struct hclge_tc_thrd tc_thrd[HCLGE_MAX_TC_NUM];
+	u32 buf_size;
+};
+
+struct hclge_pkt_buf_alloc {
+	struct hclge_priv_buf priv_buf[HCLGE_MAX_TC_NUM];
+	struct hclge_shared_buf s_buf;
+};
+
+#define HCLGE_RX_COM_WL_EN_B	15
+struct hclge_rx_com_wl_buf_cmd {
+	__le16 high_wl;
+	__le16 low_wl;
+	u8 rsv[20];
+};
+
+#define HCLGE_RX_PKT_EN_B	15
+struct hclge_rx_pkt_buf_cmd {
+	__le16 high_pkt;
+	__le16 low_pkt;
+	u8 rsv[20];
+};
+
+#define HCLGE_PF_STATE_DONE_B	0
+#define HCLGE_PF_STATE_MAIN_B	1
+#define HCLGE_PF_STATE_BOND_B	2
+#define HCLGE_PF_STATE_MAC_N_B	6
+#define HCLGE_PF_MAC_NUM_MASK	0x3
+#define HCLGE_PF_STATE_MAIN	BIT(HCLGE_PF_STATE_MAIN_B)
+#define HCLGE_PF_STATE_DONE	BIT(HCLGE_PF_STATE_DONE_B)
+#define HCLGE_VF_RST_STATUS_CMD	4
+
+struct hclge_func_status_cmd {
+	__le32  vf_rst_state[HCLGE_VF_RST_STATUS_CMD];
+	u8 pf_state;
+	u8 mac_id;
+	u8 rsv1;
+	u8 pf_cnt_in_mac;
+	u8 pf_num;
+	u8 vf_num;
+	u8 rsv[2];
+};
+
+struct hclge_pf_res_cmd {
+	__le16 tqp_num;
+	__le16 buf_size;
+	__le16 msixcap_localid_ba_nic;
+	__le16 msixcap_localid_number_nic;
+	__le16 pf_intr_vector_number_roce;
+	__le16 pf_own_fun_number;
+	__le16 tx_buf_size;
+	__le16 dv_buf_size;
+	__le16 ext_tqp_num;
+	u8 rsv[6];
+};
+
+#define HCLGE_CFG_OFFSET_S	0
+#define HCLGE_CFG_OFFSET_M	GENMASK(19, 0)
+#define HCLGE_CFG_RD_LEN_S	24
+#define HCLGE_CFG_RD_LEN_M	GENMASK(27, 24)
+#define HCLGE_CFG_RD_LEN_BYTES	16
+#define HCLGE_CFG_RD_LEN_UNIT	4
+
+#define HCLGE_CFG_TC_NUM_S	8
+#define HCLGE_CFG_TC_NUM_M	GENMASK(15, 8)
+#define HCLGE_CFG_TQP_DESC_N_S	16
+#define HCLGE_CFG_TQP_DESC_N_M	GENMASK(31, 16)
+#define HCLGE_CFG_PHY_ADDR_S	0
+#define HCLGE_CFG_PHY_ADDR_M	GENMASK(7, 0)
+#define HCLGE_CFG_MEDIA_TP_S	8
+#define HCLGE_CFG_MEDIA_TP_M	GENMASK(15, 8)
+#define HCLGE_CFG_RX_BUF_LEN_S	16
+#define HCLGE_CFG_RX_BUF_LEN_M	GENMASK(31, 16)
+#define HCLGE_CFG_MAC_ADDR_H_S	0
+#define HCLGE_CFG_MAC_ADDR_H_M	GENMASK(15, 0)
+#define HCLGE_CFG_DEFAULT_SPEED_S	16
+#define HCLGE_CFG_DEFAULT_SPEED_M	GENMASK(23, 16)
+#define HCLGE_CFG_RSS_SIZE_S	24
+#define HCLGE_CFG_RSS_SIZE_M	GENMASK(31, 24)
+#define HCLGE_CFG_SPEED_ABILITY_S	0
+#define HCLGE_CFG_SPEED_ABILITY_M	GENMASK(7, 0)
+#define HCLGE_CFG_SPEED_ABILITY_EXT_S	10
+#define HCLGE_CFG_SPEED_ABILITY_EXT_M	GENMASK(15, 10)
+#define HCLGE_CFG_VLAN_FLTR_CAP_S	8
+#define HCLGE_CFG_VLAN_FLTR_CAP_M	GENMASK(9, 8)
+#define HCLGE_CFG_UMV_TBL_SPACE_S	16
+#define HCLGE_CFG_UMV_TBL_SPACE_M	GENMASK(31, 16)
+#define HCLGE_CFG_PF_RSS_SIZE_S		0
+#define HCLGE_CFG_PF_RSS_SIZE_M		GENMASK(3, 0)
+#define HCLGE_CFG_TX_SPARE_BUF_SIZE_S	4
+#define HCLGE_CFG_TX_SPARE_BUF_SIZE_M	GENMASK(15, 4)
+
+#define HCLGE_CFG_CMD_CNT		4
+
+struct hclge_cfg_param_cmd {
+	__le32 offset;
+	__le32 rsv;
+	__le32 param[HCLGE_CFG_CMD_CNT];
+};
+
+#define HCLGE_MAC_MODE		0x0
+#define HCLGE_DESC_NUM		0x40
+
+#define HCLGE_ALLOC_VALID_B	0
+struct hclge_vf_num_cmd {
+	u8 alloc_valid;
+	u8 rsv[23];
+};
+
+#define HCLGE_RSS_DEFAULT_OUTPORT_B	4
+
+#define HCLGE_RSS_CFG_TBL_SIZE_H	4
+#define HCLGE_RSS_CFG_TBL_BW_L		8U
+
+#define HCLGE_RSS_TC_OFFSET_S		0
+#define HCLGE_RSS_TC_OFFSET_M		GENMASK(10, 0)
+#define HCLGE_RSS_TC_SIZE_MSB_B		11
+#define HCLGE_RSS_TC_SIZE_S		12
+#define HCLGE_RSS_TC_SIZE_M		GENMASK(14, 12)
+#define HCLGE_RSS_TC_SIZE_MSB_OFFSET	3
+#define HCLGE_RSS_TC_VALID_B		15
+
+#define HCLGE_LINK_STATUS_UP_B	0
+#define HCLGE_LINK_STATUS_UP_M	BIT(HCLGE_LINK_STATUS_UP_B)
+struct hclge_link_status_cmd {
+	u8 status;
+	u8 rsv[23];
+};
+
+/* for DEVICE_VERSION_V1/2, reference to promisc cmd byte8 */
+#define HCLGE_PROMISC_EN_UC	1
+#define HCLGE_PROMISC_EN_MC	2
+#define HCLGE_PROMISC_EN_BC	3
+#define HCLGE_PROMISC_TX_EN	4
+#define HCLGE_PROMISC_RX_EN	5
+
+/* for DEVICE_VERSION_V3, reference to promisc cmd byte10 */
+#define HCLGE_PROMISC_UC_RX_EN	2
+#define HCLGE_PROMISC_MC_RX_EN	3
+#define HCLGE_PROMISC_BC_RX_EN	4
+#define HCLGE_PROMISC_UC_TX_EN	5
+#define HCLGE_PROMISC_MC_TX_EN	6
+#define HCLGE_PROMISC_BC_TX_EN	7
+
+struct hclge_promisc_cfg_cmd {
+	u8 promisc;
+	u8 vf_id;
+	u8 extend_promisc;
+	u8 rsv0[21];
+};
+
+enum hclge_promisc_type {
+	HCLGE_UNICAST	= 1,
+	HCLGE_MULTICAST	= 2,
+	HCLGE_BROADCAST	= 3,
+};
+
+#define HCLGE_MAC_TX_EN_B	6
+#define HCLGE_MAC_RX_EN_B	7
+#define HCLGE_MAC_PAD_TX_B	11
+#define HCLGE_MAC_PAD_RX_B	12
+#define HCLGE_MAC_1588_TX_B	13
+#define HCLGE_MAC_1588_RX_B	14
+#define HCLGE_MAC_APP_LP_B	15
+#define HCLGE_MAC_LINE_LP_B	16
+#define HCLGE_MAC_FCS_TX_B	17
+#define HCLGE_MAC_RX_OVERSIZE_TRUNCATE_B	18
+#define HCLGE_MAC_RX_FCS_STRIP_B	19
+#define HCLGE_MAC_RX_FCS_B	20
+#define HCLGE_MAC_TX_UNDER_MIN_ERR_B		21
+#define HCLGE_MAC_TX_OVERSIZE_TRUNCATE_B	22
+
+struct hclge_config_mac_mode_cmd {
+	__le32 txrx_pad_fcs_loop_en;
+	u8 rsv[20];
+};
+
+struct hclge_pf_rst_sync_cmd {
+#define HCLGE_PF_RST_ALL_VF_RDY_B	0
+	u8 all_vf_ready;
+	u8 rsv[23];
+};
+
+#define HCLGE_CFG_SPEED_S		0
+#define HCLGE_CFG_SPEED_M		GENMASK(5, 0)
+
+#define HCLGE_CFG_DUPLEX_B		7
+#define HCLGE_CFG_DUPLEX_M		BIT(HCLGE_CFG_DUPLEX_B)
+
+struct hclge_config_mac_speed_dup_cmd {
+	u8 speed_dup;
+
+#define HCLGE_CFG_MAC_SPEED_CHANGE_EN_B	0
+	u8 mac_change_fec_en;
+	u8 rsv[4];
+	u8 lane_num;
+	u8 rsv1[17];
+};
+
+#define HCLGE_TQP_ENABLE_B		0
+
+#define HCLGE_MAC_CFG_AN_EN_B		0
+#define HCLGE_MAC_CFG_AN_INT_EN_B	1
+#define HCLGE_MAC_CFG_AN_INT_MSK_B	2
+#define HCLGE_MAC_CFG_AN_INT_CLR_B	3
+#define HCLGE_MAC_CFG_AN_RST_B		4
+
+#define HCLGE_MAC_CFG_AN_EN	BIT(HCLGE_MAC_CFG_AN_EN_B)
+
+struct hclge_config_auto_neg_cmd {
+	__le32  cfg_an_cmd_flag;
+	u8      rsv[20];
+};
+
+struct hclge_sfp_info_cmd {
+	__le32 speed;
+	u8 query_type; /* 0: sfp speed, 1: active speed */
+	u8 active_fec;
+	u8 autoneg; /* autoneg state */
+	u8 autoneg_ability; /* whether support autoneg */
+	__le32 speed_ability; /* speed ability for current media */
+	__le32 module_type;
+	u8 fec_ability;
+	u8 lane_num;
+	u8 rsv[6];
+};
+
+#define HCLGE_MAC_CFG_FEC_AUTO_EN_B	0
+#define HCLGE_MAC_CFG_FEC_MODE_S	1
+#define HCLGE_MAC_CFG_FEC_MODE_M	GENMASK(3, 1)
+#define HCLGE_MAC_CFG_FEC_SET_DEF_B	0
+#define HCLGE_MAC_CFG_FEC_CLR_DEF_B	1
+
+#define HCLGE_MAC_FEC_OFF		0
+#define HCLGE_MAC_FEC_BASER		1
+#define HCLGE_MAC_FEC_RS		2
+#define HCLGE_MAC_FEC_LLRS		3
+struct hclge_config_fec_cmd {
+	u8 fec_mode;
+	u8 default_config;
+	u8 rsv[22];
+};
+
+#define HCLGE_FEC_STATS_CMD_NUM 4
+
+struct hclge_query_fec_stats_cmd {
+	/* fec rs mode total stats */
+	__le32 rs_fec_corr_blocks;
+	__le32 rs_fec_uncorr_blocks;
+	__le32 rs_fec_error_blocks;
+	/* fec base-r mode per lanes stats */
+	u8 base_r_lane_num;
+	u8 rsv[3];
+	__le32 base_r_fec_corr_blocks;
+	__le32 base_r_fec_uncorr_blocks;
+};
+
+#define HCLGE_MAC_UPLINK_PORT		0x100
+
+struct hclge_config_max_frm_size_cmd {
+	__le16  max_frm_size;
+	u8      min_frm_size;
+	u8      rsv[21];
+};
+
+enum hclge_mac_vlan_tbl_opcode {
+	HCLGE_MAC_VLAN_ADD,	/* Add new or modify mac_vlan */
+	HCLGE_MAC_VLAN_UPDATE,  /* Modify other fields of this table */
+	HCLGE_MAC_VLAN_REMOVE,  /* Remove a entry through mac_vlan key */
+	HCLGE_MAC_VLAN_LKUP,    /* Lookup a entry through mac_vlan key */
+};
+
+enum hclge_mac_vlan_add_resp_code {
+	HCLGE_ADD_UC_OVERFLOW = 2,	/* ADD failed for UC overflow */
+	HCLGE_ADD_MC_OVERFLOW,		/* ADD failed for MC overflow */
+};
+
+#define HCLGE_MAC_VLAN_BIT0_EN_B	0
+#define HCLGE_MAC_VLAN_BIT1_EN_B	1
+#define HCLGE_MAC_EPORT_SW_EN_B		12
+#define HCLGE_MAC_EPORT_TYPE_B		11
+#define HCLGE_MAC_EPORT_VFID_S		3
+#define HCLGE_MAC_EPORT_VFID_M		GENMASK(10, 3)
+#define HCLGE_MAC_EPORT_PFID_S		0
+#define HCLGE_MAC_EPORT_PFID_M		GENMASK(2, 0)
+struct hclge_mac_vlan_tbl_entry_cmd {
+	u8	flags;
+	u8      resp_code;
+	__le16  vlan_tag;
+	__le32  mac_addr_hi32;
+	__le16  mac_addr_lo16;
+	__le16  rsv1;
+	u8      entry_type;
+	u8      mc_mac_en;
+	__le16  egress_port;
+	__le16  egress_queue;
+	u8      rsv2[6];
+};
+
+#define HCLGE_UMV_SPC_ALC_B	0
+struct hclge_umv_spc_alc_cmd {
+	u8 allocate;
+	u8 rsv1[3];
+	__le32 space_size;
+	u8 rsv2[16];
+};
+
+#define HCLGE_MAC_MGR_MASK_VLAN_B		BIT(0)
+#define HCLGE_MAC_MGR_MASK_MAC_B		BIT(1)
+#define HCLGE_MAC_MGR_MASK_ETHERTYPE_B		BIT(2)
+
+struct hclge_mac_mgr_tbl_entry_cmd {
+	u8      flags;
+	u8      resp_code;
+	__le16  vlan_tag;
+	u8      mac_addr[ETH_ALEN];
+	__le16  rsv1;
+	__le16  ethter_type;
+	__le16  egress_port;
+	__le16  egress_queue;
+	u8      sw_port_id_aware;
+	u8      rsv2;
+	u8      i_port_bitmap;
+	u8      i_port_direction;
+	u8      rsv3[2];
+};
+
+struct hclge_vlan_filter_ctrl_cmd {
+	u8 vlan_type;
+	u8 vlan_fe;
+	u8 rsv1[2];
+	u8 vf_id;
+	u8 rsv2[19];
+};
+
+#define HCLGE_VLAN_ID_OFFSET_STEP	160
+#define HCLGE_VLAN_BYTE_SIZE		8
+#define	HCLGE_VLAN_OFFSET_BITMAP \
+	(HCLGE_VLAN_ID_OFFSET_STEP / HCLGE_VLAN_BYTE_SIZE)
+
+struct hclge_vlan_filter_pf_cfg_cmd {
+	u8 vlan_offset;
+	u8 vlan_cfg;
+	u8 rsv[2];
+	u8 vlan_offset_bitmap[HCLGE_VLAN_OFFSET_BITMAP];
+};
+
+#define HCLGE_MAX_VF_BYTES  16
+
+struct hclge_vlan_filter_vf_cfg_cmd {
+	__le16 vlan_id;
+	u8  resp_code;
+	u8  rsv;
+	u8  vlan_cfg;
+	u8  rsv1[3];
+	u8  vf_bitmap[HCLGE_MAX_VF_BYTES];
+};
+
+#define HCLGE_INGRESS_BYPASS_B		0
+struct hclge_port_vlan_filter_bypass_cmd {
+	u8 bypass_state;
+	u8 rsv1[3];
+	u8 vf_id;
+	u8 rsv2[19];
+};
+
+#define HCLGE_SWITCH_ANTI_SPOOF_B	0U
+#define HCLGE_SWITCH_ALW_LPBK_B		1U
+#define HCLGE_SWITCH_ALW_LCL_LPBK_B	2U
+#define HCLGE_SWITCH_ALW_DST_OVRD_B	3U
+#define HCLGE_SWITCH_NO_MASK		0x0
+#define HCLGE_SWITCH_ANTI_SPOOF_MASK	0xFE
+#define HCLGE_SWITCH_ALW_LPBK_MASK	0xFD
+#define HCLGE_SWITCH_ALW_LCL_LPBK_MASK	0xFB
+#define HCLGE_SWITCH_LW_DST_OVRD_MASK	0xF7
+
+struct hclge_mac_vlan_switch_cmd {
+	u8 roce_sel;
+	u8 rsv1[3];
+	__le32 func_id;
+	u8 switch_param;
+	u8 rsv2[3];
+	u8 param_mask;
+	u8 rsv3[11];
+};
+
+enum hclge_mac_vlan_cfg_sel {
+	HCLGE_MAC_VLAN_NIC_SEL = 0,
+	HCLGE_MAC_VLAN_ROCE_SEL,
+};
+
+#define HCLGE_ACCEPT_TAG1_B		0
+#define HCLGE_ACCEPT_UNTAG1_B		1
+#define HCLGE_PORT_INS_TAG1_EN_B	2
+#define HCLGE_PORT_INS_TAG2_EN_B	3
+#define HCLGE_CFG_NIC_ROCE_SEL_B	4
+#define HCLGE_ACCEPT_TAG2_B		5
+#define HCLGE_ACCEPT_UNTAG2_B		6
+#define HCLGE_TAG_SHIFT_MODE_EN_B	7
+#define HCLGE_VF_NUM_PER_BYTE		8
+
+struct hclge_vport_vtag_tx_cfg_cmd {
+	u8 vport_vlan_cfg;
+	u8 vf_offset;
+	u8 rsv1[2];
+	__le16 def_vlan_tag1;
+	__le16 def_vlan_tag2;
+	u8 vf_bitmap[HCLGE_VF_NUM_PER_BYTE];
+	u8 rsv2[8];
+};
+
+#define HCLGE_REM_TAG1_EN_B		0
+#define HCLGE_REM_TAG2_EN_B		1
+#define HCLGE_SHOW_TAG1_EN_B		2
+#define HCLGE_SHOW_TAG2_EN_B		3
+#define HCLGE_DISCARD_TAG1_EN_B		5
+#define HCLGE_DISCARD_TAG2_EN_B		6
+struct hclge_vport_vtag_rx_cfg_cmd {
+	u8 vport_vlan_cfg;
+	u8 vf_offset;
+	u8 rsv1[6];
+	u8 vf_bitmap[HCLGE_VF_NUM_PER_BYTE];
+	u8 rsv2[8];
+};
+
+struct hclge_tx_vlan_type_cfg_cmd {
+	__le16 ot_vlan_type;
+	__le16 in_vlan_type;
+	u8 rsv[20];
+};
+
+struct hclge_rx_vlan_type_cfg_cmd {
+	__le16 ot_fst_vlan_type;
+	__le16 ot_sec_vlan_type;
+	__le16 in_fst_vlan_type;
+	__le16 in_sec_vlan_type;
+	u8 rsv[16];
+};
+
+struct hclge_cfg_com_tqp_queue_cmd {
+	__le16 tqp_id;
+	__le16 stream_id;
+	u8 enable;
+	u8 rsv[19];
+};
+
+struct hclge_cfg_tx_queue_pointer_cmd {
+	__le16 tqp_id;
+	__le16 tx_tail;
+	__le16 tx_head;
+	__le16 fbd_num;
+	__le16 ring_offset;
+	u8 rsv[14];
+};
+
+#pragma pack(1)
+struct hclge_mac_ethertype_idx_rd_cmd {
+	u8	flags;
+	u8	resp_code;
+	__le16  vlan_tag;
+	u8      mac_addr[ETH_ALEN];
+	__le16  index;
+	__le16	ethter_type;
+	__le16  egress_port;
+	__le16  egress_queue;
+	__le16  rev0;
+	u8	i_port_bitmap;
+	u8	i_port_direction;
+	u8	rev1[2];
+};
+
+#pragma pack()
+
+#define HCLGE_TSO_MSS_MIN_S	0
+#define HCLGE_TSO_MSS_MIN_M	GENMASK(13, 0)
+
+#define HCLGE_TSO_MSS_MAX_S	16
+#define HCLGE_TSO_MSS_MAX_M	GENMASK(29, 16)
+
+struct hclge_cfg_tso_status_cmd {
+	__le16 tso_mss_min;
+	__le16 tso_mss_max;
+	u8 rsv[20];
+};
+
+#define HCLGE_GRO_EN_B		0
+struct hclge_cfg_gro_status_cmd {
+	u8 gro_en;
+	u8 rsv[23];
+};
+
+#define HCLGE_TSO_MSS_MIN	256
+#define HCLGE_TSO_MSS_MAX	9668
+
+#define HCLGE_TQP_RESET_B	0
+struct hclge_reset_tqp_queue_cmd {
+	__le16 tqp_id;
+	u8 reset_req;
+	u8 ready_to_reset;
+	u8 rsv[20];
+};
+
+#define HCLGE_CFG_RESET_MAC_B		3
+#define HCLGE_CFG_RESET_FUNC_B		7
+#define HCLGE_CFG_RESET_RCB_B		1
+struct hclge_reset_cmd {
+	u8 mac_func_reset;
+	u8 fun_reset_vfid;
+	u8 fun_reset_rcb;
+	u8 rsv;
+	__le16 fun_reset_rcb_vqid_start;
+	__le16 fun_reset_rcb_vqid_num;
+	u8 fun_reset_rcb_return_status;
+	u8 rsv1[15];
+};
+
+#define HCLGE_PF_RESET_DONE_BIT		BIT(0)
+
+struct hclge_pf_rst_done_cmd {
+	u8 pf_rst_done;
+	u8 rsv[23];
+};
+
+#define HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B	BIT(0)
+#define HCLGE_CMD_SERDES_PARALLEL_INNER_LOOP_B	BIT(2)
+#define HCLGE_CMD_GE_PHY_INNER_LOOP_B		BIT(3)
+#define HCLGE_CMD_COMMON_LB_DONE_B		BIT(0)
+#define HCLGE_CMD_COMMON_LB_SUCCESS_B		BIT(1)
+struct hclge_common_lb_cmd {
+	u8 mask;
+	u8 enable;
+	u8 result;
+	u8 rsv[21];
+};
+
+#define HCLGE_DEFAULT_TX_BUF		0x4000	 /* 16k  bytes */
+#define HCLGE_TOTAL_PKT_BUF		0x108000 /* 1.03125M bytes */
+#define HCLGE_DEFAULT_DV		0xA000	 /* 40k byte */
+#define HCLGE_DEFAULT_NON_DCB_DV	0x7800	/* 30K byte */
+#define HCLGE_NON_DCB_ADDITIONAL_BUF	0x1400	/* 5120 byte */
+
+#define HCLGE_LED_LOCATE_STATE_S	0
+#define HCLGE_LED_LOCATE_STATE_M	GENMASK(1, 0)
+
+struct hclge_set_led_state_cmd {
+	u8 rsv1[3];
+	u8 locate_led_config;
+	u8 rsv2[20];
+};
+
+struct hclge_get_fd_mode_cmd {
+	u8 mode;
+	u8 enable;
+	u8 rsv[22];
+};
+
+struct hclge_get_fd_allocation_cmd {
+	__le32 stage1_entry_num;
+	__le32 stage2_entry_num;
+	__le16 stage1_counter_num;
+	__le16 stage2_counter_num;
+	u8 rsv[12];
+};
+
+struct hclge_set_fd_key_config_cmd {
+	u8 stage;
+	u8 key_select;
+	u8 inner_sipv6_word_en;
+	u8 inner_dipv6_word_en;
+	u8 outer_sipv6_word_en;
+	u8 outer_dipv6_word_en;
+	u8 rsv1[2];
+	__le32 tuple_mask;
+	__le32 meta_data_mask;
+	u8 rsv2[8];
+};
+
+#define HCLGE_FD_EPORT_SW_EN_B		0
+struct hclge_fd_tcam_config_1_cmd {
+	u8 stage;
+	u8 xy_sel;
+	u8 port_info;
+	u8 rsv1[1];
+	__le32 index;
+	u8 entry_vld;
+	u8 rsv2[7];
+	u8 tcam_data[8];
+};
+
+struct hclge_fd_tcam_config_2_cmd {
+	u8 tcam_data[24];
+};
+
+struct hclge_fd_tcam_config_3_cmd {
+	u8 tcam_data[20];
+	u8 rsv[4];
+};
+
+#define HCLGE_FD_AD_DROP_B		0
+#define HCLGE_FD_AD_DIRECT_QID_B	1
+#define HCLGE_FD_AD_QID_L_S		2
+#define HCLGE_FD_AD_QID_L_M		GENMASK(11, 2)
+#define HCLGE_FD_AD_USE_COUNTER_B	12
+#define HCLGE_FD_AD_COUNTER_NUM_L_S	13
+#define HCLGE_FD_AD_COUNTER_NUM_L_M	GENMASK(19, 13)
+#define HCLGE_FD_AD_NXT_STEP_B		20
+#define HCLGE_FD_AD_NXT_KEY_S		21
+#define HCLGE_FD_AD_NXT_KEY_M		GENMASK(25, 21)
+#define HCLGE_FD_AD_WR_RULE_ID_B	0
+#define HCLGE_FD_AD_RULE_ID_S		1
+#define HCLGE_FD_AD_RULE_ID_M		GENMASK(12, 1)
+#define HCLGE_FD_AD_TC_OVRD_B		16
+#define HCLGE_FD_AD_TC_SIZE_S		17
+#define HCLGE_FD_AD_TC_SIZE_M		GENMASK(20, 17)
+#define HCLGE_FD_AD_QID_H_B		21
+#define HCLGE_FD_AD_COUNTER_NUM_H_B	26
+
+struct hclge_fd_ad_config_cmd {
+	u8 stage;
+	u8 rsv1[3];
+	__le32 index;
+	__le64 ad_data;
+	u8 rsv2[8];
+};
+
+struct hclge_fd_ad_cnt_read_cmd {
+	u8 rsv0[4];
+	__le16 index;
+	u8 rsv1[2];
+	__le64 cnt;
+	u8 rsv2[8];
+};
+
+#define HCLGE_FD_USER_DEF_OFT_S		0
+#define HCLGE_FD_USER_DEF_OFT_M		GENMASK(14, 0)
+#define HCLGE_FD_USER_DEF_EN_B		15
+struct hclge_fd_user_def_cfg_cmd {
+	__le16 ol2_cfg;
+	__le16 l2_cfg;
+	__le16 ol3_cfg;
+	__le16 l3_cfg;
+	__le16 ol4_cfg;
+	__le16 l4_cfg;
+	u8 rsv[12];
+};
+
+struct hclge_get_imp_bd_cmd {
+	__le32 bd_num;
+	u8 rsv[20];
+};
+
+struct hclge_query_ppu_pf_other_int_dfx_cmd {
+	__le16 over_8bd_no_fe_qid;
+	__le16 over_8bd_no_fe_vf_id;
+	__le16 tso_mss_cmp_min_err_qid;
+	__le16 tso_mss_cmp_min_err_vf_id;
+	__le16 tso_mss_cmp_max_err_qid;
+	__le16 tso_mss_cmp_max_err_vf_id;
+	__le16 tx_rd_fbd_poison_qid;
+	__le16 tx_rd_fbd_poison_vf_id;
+	__le16 rx_rd_fbd_poison_qid;
+	__le16 rx_rd_fbd_poison_vf_id;
+	u8 rsv[4];
+};
+
+#define HCLGE_SFP_INFO_CMD_NUM	6
+#define HCLGE_SFP_INFO_BD0_LEN	20
+#define HCLGE_SFP_INFO_BDX_LEN	24
+#define HCLGE_SFP_INFO_MAX_LEN \
+	(HCLGE_SFP_INFO_BD0_LEN + \
+	(HCLGE_SFP_INFO_CMD_NUM - 1) * HCLGE_SFP_INFO_BDX_LEN)
+
+struct hclge_sfp_info_bd0_cmd {
+	__le16 offset;
+	__le16 read_len;
+	u8 data[HCLGE_SFP_INFO_BD0_LEN];
+};
+
+#define HCLGE_QUERY_DEV_SPECS_BD_NUM		4
+
+struct hclge_dev_specs_0_cmd {
+	__le32 rsv0;
+	__le32 mac_entry_num;
+	__le32 mng_entry_num;
+	__le16 rss_ind_tbl_size;
+	__le16 rss_key_size;
+	__le16 int_ql_max;
+	u8 max_non_tso_bd_num;
+	u8 rsv1;
+	__le32 max_tm_rate;
+};
+
+#define HCLGE_DEF_MAX_INT_GL		0x1FE0U
+
+struct hclge_dev_specs_1_cmd {
+	__le16 max_frm_size;
+	__le16 max_qset_num;
+	__le16 max_int_gl;
+	u8 rsv0[2];
+	__le16 umv_size;
+	__le16 mc_mac_size;
+	u8 rsv1[6];
+	u8 tnl_num;
+	u8 hilink_version;
+	u8 rsv2[4];
+};
+
+/* mac speed type defined in firmware command */
+enum HCLGE_FIRMWARE_MAC_SPEED {
+	HCLGE_FW_MAC_SPEED_1G,
+	HCLGE_FW_MAC_SPEED_10G,
+	HCLGE_FW_MAC_SPEED_25G,
+	HCLGE_FW_MAC_SPEED_40G,
+	HCLGE_FW_MAC_SPEED_50G,
+	HCLGE_FW_MAC_SPEED_100G,
+	HCLGE_FW_MAC_SPEED_10M,
+	HCLGE_FW_MAC_SPEED_100M,
+	HCLGE_FW_MAC_SPEED_200G,
+};
+
+#define HCLGE_PHY_LINK_SETTING_BD_NUM		2
+
+struct hclge_phy_link_ksetting_0_cmd {
+	__le32 speed;
+	u8 duplex;
+	u8 autoneg;
+	u8 eth_tp_mdix;
+	u8 eth_tp_mdix_ctrl;
+	u8 port;
+	u8 transceiver;
+	u8 phy_address;
+	u8 rsv;
+	__le32 supported;
+	__le32 advertising;
+	__le32 lp_advertising;
+};
+
+struct hclge_phy_link_ksetting_1_cmd {
+	u8 master_slave_cfg;
+	u8 master_slave_state;
+	u8 rsv[22];
+};
+
+struct hclge_phy_reg_cmd {
+	__le16 reg_addr;
+	u8 rsv0[2];
+	__le16 reg_val;
+	u8 rsv1[18];
+};
+
+struct hclge_wol_cfg_cmd {
+	__le32 wake_on_lan_mode;
+	u8 sopass[SOPASS_MAX];
+	u8 sopass_size;
+	u8 rsv[13];
+};
+
+struct hclge_query_wol_supported_cmd {
+	__le32 supported_wake_mode;
+	u8 rsv[20];
+};
+
+struct hclge_hw;
+int hclge_cmd_send(struct hclge_hw *hw, struct hclge_desc *desc, int num);
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c

@@ -0,0 +1,682 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2016-2017 Hisilicon Limited.
+
+#include "hclge_main.h"
+#include "hclge_dcb.h"
+#include "hclge_tm.h"
+#include "hnae3.h"
+
+#define BW_PERCENT	100
+
+static int hclge_ieee_ets_to_tm_info(struct hclge_dev *hdev,
+				     struct ieee_ets *ets)
+{
+	u8 i;
+
+	for (i = 0; i < HNAE3_MAX_TC; i++) {
+		switch (ets->tc_tsa[i]) {
+		case IEEE_8021QAZ_TSA_STRICT:
+			hdev->tm_info.tc_info[i].tc_sch_mode =
+				HCLGE_SCH_MODE_SP;
+			hdev->tm_info.pg_info[0].tc_dwrr[i] = 0;
+			break;
+		case IEEE_8021QAZ_TSA_ETS:
+			hdev->tm_info.tc_info[i].tc_sch_mode =
+				HCLGE_SCH_MODE_DWRR;
+			hdev->tm_info.pg_info[0].tc_dwrr[i] =
+				ets->tc_tx_bw[i];
+			break;
+		default:
+			/* Hardware only supports SP (strict priority)
+			 * or ETS (enhanced transmission selection)
+			 * algorithms, if we receive some other value
+			 * from dcbnl, then throw an error.
+			 */
+			return -EINVAL;
+		}
+	}
+
+	hclge_tm_prio_tc_info_update(hdev, ets->prio_tc);
+
+	return 0;
+}
+
+static void hclge_tm_info_to_ieee_ets(struct hclge_dev *hdev,
+				      struct ieee_ets *ets)
+{
+	u32 i;
+
+	memset(ets, 0, sizeof(*ets));
+	ets->willing = 1;
+	ets->ets_cap = hdev->tc_max;
+
+	for (i = 0; i < HNAE3_MAX_TC; i++) {
+		ets->prio_tc[i] = hdev->tm_info.prio_tc[i];
+		if (i < hdev->tm_info.num_tc)
+			ets->tc_tx_bw[i] = hdev->tm_info.pg_info[0].tc_dwrr[i];
+		else
+			ets->tc_tx_bw[i] = 0;
+
+		if (hdev->tm_info.tc_info[i].tc_sch_mode ==
+		    HCLGE_SCH_MODE_SP)
+			ets->tc_tsa[i] = IEEE_8021QAZ_TSA_STRICT;
+		else
+			ets->tc_tsa[i] = IEEE_8021QAZ_TSA_ETS;
+	}
+}
+
+/* IEEE std */
+static int hclge_ieee_getets(struct hnae3_handle *h, struct ieee_ets *ets)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct hclge_dev *hdev = vport->back;
+
+	hclge_tm_info_to_ieee_ets(hdev, ets);
+
+	return 0;
+}
+
+static int hclge_dcb_common_validate(struct hclge_dev *hdev, u8 num_tc,
+				     u8 *prio_tc)
+{
+	int i;
+
+	if (num_tc > hdev->tc_max) {
+		dev_err(&hdev->pdev->dev,
+			"tc num checking failed, %u > tc_max(%u)\n",
+			num_tc, hdev->tc_max);
+		return -EINVAL;
+	}
+
+	for (i = 0; i < HNAE3_MAX_USER_PRIO; i++) {
+		if (prio_tc[i] >= num_tc) {
+			dev_err(&hdev->pdev->dev,
+				"prio_tc[%d] checking failed, %u >= num_tc(%u)\n",
+				i, prio_tc[i], num_tc);
+			return -EINVAL;
+		}
+	}
+
+	if (num_tc > hdev->vport[0].alloc_tqps) {
+		dev_err(&hdev->pdev->dev,
+			"allocated tqp checking failed, %u > tqp(%u)\n",
+			num_tc, hdev->vport[0].alloc_tqps);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static u8 hclge_ets_tc_changed(struct hclge_dev *hdev, struct ieee_ets *ets,
+			       bool *changed)
+{
+	u8 max_tc_id = 0;
+	u8 i;
+
+	for (i = 0; i < HNAE3_MAX_USER_PRIO; i++) {
+		if (ets->prio_tc[i] != hdev->tm_info.prio_tc[i])
+			*changed = true;
+
+		if (ets->prio_tc[i] > max_tc_id)
+			max_tc_id = ets->prio_tc[i];
+	}
+
+	/* return max tc number, max tc id need to plus 1 */
+	return max_tc_id + 1;
+}
+
+static int hclge_ets_sch_mode_validate(struct hclge_dev *hdev,
+				       struct ieee_ets *ets, bool *changed,
+				       u8 tc_num)
+{
+	bool has_ets_tc = false;
+	u32 total_ets_bw = 0;
+	u8 i;
+
+	for (i = 0; i < HNAE3_MAX_TC; i++) {
+		switch (ets->tc_tsa[i]) {
+		case IEEE_8021QAZ_TSA_STRICT:
+			if (hdev->tm_info.tc_info[i].tc_sch_mode !=
+				HCLGE_SCH_MODE_SP)
+				*changed = true;
+			break;
+		case IEEE_8021QAZ_TSA_ETS:
+			if (i >= tc_num) {
+				dev_err(&hdev->pdev->dev,
+					"tc%u is disabled, cannot set ets bw\n",
+					i);
+				return -EINVAL;
+			}
+
+			/* The hardware will switch to sp mode if bandwidth is
+			 * 0, so limit ets bandwidth must be greater than 0.
+			 */
+			if (!ets->tc_tx_bw[i]) {
+				dev_err(&hdev->pdev->dev,
+					"tc%u ets bw cannot be 0\n", i);
+				return -EINVAL;
+			}
+
+			if (hdev->tm_info.tc_info[i].tc_sch_mode !=
+				HCLGE_SCH_MODE_DWRR)
+				*changed = true;
+
+			total_ets_bw += ets->tc_tx_bw[i];
+			has_ets_tc = true;
+			break;
+		default:
+			return -EINVAL;
+		}
+	}
+
+	if (has_ets_tc && total_ets_bw != BW_PERCENT)
+		return -EINVAL;
+
+	return 0;
+}
+
+static int hclge_ets_validate(struct hclge_dev *hdev, struct ieee_ets *ets,
+			      u8 *tc, bool *changed)
+{
+	u8 tc_num;
+	int ret;
+
+	tc_num = hclge_ets_tc_changed(hdev, ets, changed);
+
+	ret = hclge_dcb_common_validate(hdev, tc_num, ets->prio_tc);
+	if (ret)
+		return ret;
+
+	ret = hclge_ets_sch_mode_validate(hdev, ets, changed, tc_num);
+	if (ret)
+		return ret;
+
+	*tc = tc_num;
+	if (*tc != hdev->tm_info.num_tc)
+		*changed = true;
+
+	return 0;
+}
+
+static int hclge_map_update(struct hclge_dev *hdev)
+{
+	int ret;
+
+	ret = hclge_tm_schd_setup_hw(hdev);
+	if (ret)
+		return ret;
+
+	ret = hclge_pause_setup_hw(hdev, false);
+	if (ret)
+		return ret;
+
+	ret = hclge_buffer_alloc(hdev);
+	if (ret)
+		return ret;
+
+	hclge_comm_rss_indir_init_cfg(hdev->ae_dev, &hdev->rss_cfg);
+
+	return hclge_rss_init_hw(hdev);
+}
+
+static int hclge_notify_down_uinit(struct hclge_dev *hdev)
+{
+	int ret;
+
+	ret = hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
+	if (ret)
+		return ret;
+
+	ret = hclge_tm_flush_cfg(hdev, true);
+	if (ret)
+		return ret;
+
+	return hclge_notify_client(hdev, HNAE3_UNINIT_CLIENT);
+}
+
+static int hclge_notify_init_up(struct hclge_dev *hdev)
+{
+	int ret;
+
+	ret = hclge_notify_client(hdev, HNAE3_INIT_CLIENT);
+	if (ret)
+		return ret;
+
+	ret = hclge_tm_flush_cfg(hdev, false);
+	if (ret)
+		return ret;
+
+	return hclge_notify_client(hdev, HNAE3_UP_CLIENT);
+}
+
+static int hclge_ieee_setets(struct hnae3_handle *h, struct ieee_ets *ets)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct net_device *netdev = h->kinfo.netdev;
+	struct hclge_dev *hdev = vport->back;
+	bool map_changed = false;
+	u8 num_tc = 0;
+	int ret;
+
+	if (!(hdev->dcbx_cap & DCB_CAP_DCBX_VER_IEEE) ||
+	    h->kinfo.tc_info.mqprio_active)
+		return -EINVAL;
+
+	ret = hclge_ets_validate(hdev, ets, &num_tc, &map_changed);
+	if (ret)
+		return ret;
+
+	if (map_changed) {
+		netif_dbg(h, drv, netdev, "set ets\n");
+
+		ret = hclge_notify_down_uinit(hdev);
+		if (ret)
+			return ret;
+	}
+
+	hclge_tm_schd_info_update(hdev, num_tc);
+	h->kinfo.tc_info.dcb_ets_active = num_tc > 1;
+
+	ret = hclge_ieee_ets_to_tm_info(hdev, ets);
+	if (ret)
+		goto err_out;
+
+	if (map_changed) {
+		ret = hclge_map_update(hdev);
+		if (ret)
+			goto err_out;
+
+		return hclge_notify_init_up(hdev);
+	}
+
+	return hclge_tm_dwrr_cfg(hdev);
+
+err_out:
+	if (!map_changed)
+		return ret;
+
+	hclge_notify_init_up(hdev);
+
+	return ret;
+}
+
+static int hclge_ieee_getpfc(struct hnae3_handle *h, struct ieee_pfc *pfc)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct hclge_dev *hdev = vport->back;
+	int ret;
+
+	memset(pfc, 0, sizeof(*pfc));
+	pfc->pfc_cap = hdev->pfc_max;
+	pfc->pfc_en = hdev->tm_info.pfc_en;
+
+	ret = hclge_mac_update_stats(hdev);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to update MAC stats, ret = %d.\n", ret);
+		return ret;
+	}
+
+	hclge_pfc_tx_stats_get(hdev, pfc->requests);
+	hclge_pfc_rx_stats_get(hdev, pfc->indications);
+
+	return 0;
+}
+
+static int hclge_ieee_setpfc(struct hnae3_handle *h, struct ieee_pfc *pfc)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct net_device *netdev = h->kinfo.netdev;
+	struct hclge_dev *hdev = vport->back;
+	u8 i, j, pfc_map, *prio_tc;
+	int last_bad_ret = 0;
+	int ret;
+
+	if (!(hdev->dcbx_cap & DCB_CAP_DCBX_VER_IEEE))
+		return -EINVAL;
+
+	if (pfc->pfc_en == hdev->tm_info.pfc_en)
+		return 0;
+
+	prio_tc = hdev->tm_info.prio_tc;
+	pfc_map = 0;
+
+	for (i = 0; i < hdev->tm_info.num_tc; i++) {
+		for (j = 0; j < HNAE3_MAX_USER_PRIO; j++) {
+			if ((prio_tc[j] == i) && (pfc->pfc_en & BIT(j))) {
+				pfc_map |= BIT(i);
+				break;
+			}
+		}
+	}
+
+	hdev->tm_info.hw_pfc_map = pfc_map;
+	hdev->tm_info.pfc_en = pfc->pfc_en;
+
+	netif_dbg(h, drv, netdev,
+		  "set pfc: pfc_en=%x, pfc_map=%x, num_tc=%u\n",
+		  pfc->pfc_en, pfc_map, hdev->tm_info.num_tc);
+
+	hclge_tm_pfc_info_update(hdev);
+
+	ret = hclge_pause_setup_hw(hdev, false);
+	if (ret)
+		return ret;
+
+	ret = hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
+	if (ret)
+		return ret;
+
+	ret = hclge_tm_flush_cfg(hdev, true);
+	if (ret)
+		return ret;
+
+	/* No matter whether the following operations are performed
+	 * successfully or not, disabling the tm flush and notify
+	 * the network status to up are necessary.
+	 * Do not return immediately.
+	 */
+	ret = hclge_buffer_alloc(hdev);
+	if (ret)
+		last_bad_ret = ret;
+
+	ret = hclge_tm_flush_cfg(hdev, false);
+	if (ret)
+		last_bad_ret = ret;
+
+	ret = hclge_notify_client(hdev, HNAE3_UP_CLIENT);
+	if (ret)
+		last_bad_ret = ret;
+
+	return last_bad_ret;
+}
+
+static int hclge_ieee_setapp(struct hnae3_handle *h, struct dcb_app *app)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct net_device *netdev = h->kinfo.netdev;
+	struct hclge_dev *hdev = vport->back;
+	struct dcb_app old_app;
+	int ret;
+
+	if (app->selector != IEEE_8021QAZ_APP_SEL_DSCP ||
+	    app->protocol >= HNAE3_MAX_DSCP ||
+	    app->priority >= HNAE3_MAX_USER_PRIO)
+		return -EINVAL;
+
+	dev_info(&hdev->pdev->dev, "setapp dscp=%u priority=%u\n",
+		 app->protocol, app->priority);
+
+	if (app->priority == h->kinfo.dscp_prio[app->protocol])
+		return 0;
+
+	ret = dcb_ieee_setapp(netdev, app);
+	if (ret)
+		return ret;
+
+	old_app.selector = IEEE_8021QAZ_APP_SEL_DSCP;
+	old_app.protocol = app->protocol;
+	old_app.priority = h->kinfo.dscp_prio[app->protocol];
+
+	h->kinfo.dscp_prio[app->protocol] = app->priority;
+	ret = hclge_dscp_to_tc_map(hdev);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to set dscp to tc map, ret = %d\n", ret);
+		h->kinfo.dscp_prio[app->protocol] = old_app.priority;
+		(void)dcb_ieee_delapp(netdev, app);
+		return ret;
+	}
+
+	vport->nic.kinfo.tc_map_mode = HNAE3_TC_MAP_MODE_DSCP;
+	if (old_app.priority == HNAE3_PRIO_ID_INVALID)
+		h->kinfo.dscp_app_cnt++;
+	else
+		ret = dcb_ieee_delapp(netdev, &old_app);
+
+	return ret;
+}
+
+static int hclge_ieee_delapp(struct hnae3_handle *h, struct dcb_app *app)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct net_device *netdev = h->kinfo.netdev;
+	struct hclge_dev *hdev = vport->back;
+	int ret;
+
+	if (app->selector != IEEE_8021QAZ_APP_SEL_DSCP ||
+	    app->protocol >= HNAE3_MAX_DSCP ||
+	    app->priority >= HNAE3_MAX_USER_PRIO ||
+	    app->priority != h->kinfo.dscp_prio[app->protocol])
+		return -EINVAL;
+
+	dev_info(&hdev->pdev->dev, "delapp dscp=%u priority=%u\n",
+		 app->protocol, app->priority);
+
+	ret = dcb_ieee_delapp(netdev, app);
+	if (ret)
+		return ret;
+
+	h->kinfo.dscp_prio[app->protocol] = HNAE3_PRIO_ID_INVALID;
+	ret = hclge_dscp_to_tc_map(hdev);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to del dscp to tc map, ret = %d\n", ret);
+		h->kinfo.dscp_prio[app->protocol] = app->priority;
+		(void)dcb_ieee_setapp(netdev, app);
+		return ret;
+	}
+
+	if (h->kinfo.dscp_app_cnt)
+		h->kinfo.dscp_app_cnt--;
+
+	if (!h->kinfo.dscp_app_cnt) {
+		vport->nic.kinfo.tc_map_mode = HNAE3_TC_MAP_MODE_PRIO;
+		ret = hclge_up_to_tc_map(hdev);
+	}
+
+	return ret;
+}
+
+/* DCBX configuration */
+static u8 hclge_getdcbx(struct hnae3_handle *h)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct hclge_dev *hdev = vport->back;
+
+	if (h->kinfo.tc_info.mqprio_active)
+		return 0;
+
+	return hdev->dcbx_cap;
+}
+
+static u8 hclge_setdcbx(struct hnae3_handle *h, u8 mode)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct net_device *netdev = h->kinfo.netdev;
+	struct hclge_dev *hdev = vport->back;
+
+	netif_dbg(h, drv, netdev, "set dcbx: mode=%u\n", mode);
+
+	/* No support for LLD_MANAGED modes or CEE */
+	if ((mode & DCB_CAP_DCBX_LLD_MANAGED) ||
+	    (mode & DCB_CAP_DCBX_VER_CEE) ||
+	    !(mode & DCB_CAP_DCBX_HOST))
+		return 1;
+
+	hdev->dcbx_cap = mode;
+
+	return 0;
+}
+
+static int hclge_mqprio_qopt_check(struct hclge_dev *hdev,
+				   struct tc_mqprio_qopt_offload *mqprio_qopt)
+{
+	u16 queue_sum = 0;
+	int ret;
+	int i;
+
+	if (!mqprio_qopt->qopt.num_tc) {
+		mqprio_qopt->qopt.num_tc = 1;
+		return 0;
+	}
+
+	ret = hclge_dcb_common_validate(hdev, mqprio_qopt->qopt.num_tc,
+					mqprio_qopt->qopt.prio_tc_map);
+	if (ret)
+		return ret;
+
+	for (i = 0; i < mqprio_qopt->qopt.num_tc; i++) {
+		if (!is_power_of_2(mqprio_qopt->qopt.count[i])) {
+			dev_err(&hdev->pdev->dev,
+				"qopt queue count must be power of 2\n");
+			return -EINVAL;
+		}
+
+		if (mqprio_qopt->qopt.count[i] > hdev->pf_rss_size_max) {
+			dev_err(&hdev->pdev->dev,
+				"qopt queue count should be no more than %u\n",
+				hdev->pf_rss_size_max);
+			return -EINVAL;
+		}
+
+		if (mqprio_qopt->qopt.offset[i] != queue_sum) {
+			dev_err(&hdev->pdev->dev,
+				"qopt queue offset must start from 0, and being continuous\n");
+			return -EINVAL;
+		}
+
+		if (mqprio_qopt->min_rate[i] || mqprio_qopt->max_rate[i]) {
+			dev_err(&hdev->pdev->dev,
+				"qopt tx_rate is not supported\n");
+			return -EOPNOTSUPP;
+		}
+
+		queue_sum = mqprio_qopt->qopt.offset[i];
+		queue_sum += mqprio_qopt->qopt.count[i];
+	}
+	if (hdev->vport[0].alloc_tqps < queue_sum) {
+		dev_err(&hdev->pdev->dev,
+			"qopt queue count sum should be less than %u\n",
+			hdev->vport[0].alloc_tqps);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static void hclge_sync_mqprio_qopt(struct hnae3_tc_info *tc_info,
+				   struct tc_mqprio_qopt_offload *mqprio_qopt)
+{
+	memset(tc_info, 0, sizeof(*tc_info));
+	tc_info->num_tc = mqprio_qopt->qopt.num_tc;
+	memcpy(tc_info->prio_tc, mqprio_qopt->qopt.prio_tc_map,
+	       sizeof_field(struct hnae3_tc_info, prio_tc));
+	memcpy(tc_info->tqp_count, mqprio_qopt->qopt.count,
+	       sizeof_field(struct hnae3_tc_info, tqp_count));
+	memcpy(tc_info->tqp_offset, mqprio_qopt->qopt.offset,
+	       sizeof_field(struct hnae3_tc_info, tqp_offset));
+}
+
+static int hclge_config_tc(struct hclge_dev *hdev,
+			   struct hnae3_tc_info *tc_info)
+{
+	int i;
+
+	hclge_tm_schd_info_update(hdev, tc_info->num_tc);
+	for (i = 0; i < HNAE3_MAX_USER_PRIO; i++)
+		hdev->tm_info.prio_tc[i] = tc_info->prio_tc[i];
+
+	return hclge_map_update(hdev);
+}
+
+/* Set up TC for hardware offloaded mqprio in channel mode */
+static int hclge_setup_tc(struct hnae3_handle *h,
+			  struct tc_mqprio_qopt_offload *mqprio_qopt)
+{
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct hnae3_knic_private_info *kinfo;
+	struct hclge_dev *hdev = vport->back;
+	struct hnae3_tc_info old_tc_info;
+	u8 tc = mqprio_qopt->qopt.num_tc;
+	int ret;
+
+	/* if client unregistered, it's not allowed to change
+	 * mqprio configuration, which may cause uninit ring
+	 * fail.
+	 */
+	if (!test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state))
+		return -EBUSY;
+
+	kinfo = &vport->nic.kinfo;
+	if (kinfo->tc_info.dcb_ets_active)
+		return -EINVAL;
+
+	ret = hclge_mqprio_qopt_check(hdev, mqprio_qopt);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to check mqprio qopt params, ret = %d\n", ret);
+		return ret;
+	}
+
+	kinfo->tc_info.mqprio_destroy = !tc;
+
+	ret = hclge_notify_down_uinit(hdev);
+	if (ret)
+		return ret;
+
+	memcpy(&old_tc_info, &kinfo->tc_info, sizeof(old_tc_info));
+	hclge_sync_mqprio_qopt(&kinfo->tc_info, mqprio_qopt);
+	kinfo->tc_info.mqprio_active = tc > 0;
+
+	ret = hclge_config_tc(hdev, &kinfo->tc_info);
+	if (ret)
+		goto err_out;
+
+	return hclge_notify_init_up(hdev);
+
+err_out:
+	if (!tc) {
+		dev_warn(&hdev->pdev->dev,
+			 "failed to destroy mqprio, will active after reset, ret = %d\n",
+			 ret);
+	} else {
+		/* roll-back */
+		memcpy(&kinfo->tc_info, &old_tc_info, sizeof(old_tc_info));
+		if (hclge_config_tc(hdev, &kinfo->tc_info))
+			dev_err(&hdev->pdev->dev,
+				"failed to roll back tc configuration\n");
+	}
+	hclge_notify_init_up(hdev);
+
+	return ret;
+}
+
+static const struct hnae3_dcb_ops hns3_dcb_ops = {
+	.ieee_getets	= hclge_ieee_getets,
+	.ieee_setets	= hclge_ieee_setets,
+	.ieee_getpfc	= hclge_ieee_getpfc,
+	.ieee_setpfc	= hclge_ieee_setpfc,
+	.ieee_setapp    = hclge_ieee_setapp,
+	.ieee_delapp    = hclge_ieee_delapp,
+	.getdcbx	= hclge_getdcbx,
+	.setdcbx	= hclge_setdcbx,
+	.setup_tc	= hclge_setup_tc,
+};
+
+void hclge_dcb_ops_set(struct hclge_dev *hdev)
+{
+	struct hclge_vport *vport = hdev->vport;
+	struct hnae3_knic_private_info *kinfo;
+
+	/* Hdev does not support DCB or vport is
+	 * not a pf, then dcb_ops is not set.
+	 */
+	if (!hnae3_dev_dcb_supported(hdev) ||
+	    vport->vport_id != 0)
+		return;
+
+	kinfo = &vport->nic.kinfo;
+	kinfo->dcb_ops = &hns3_dcb_ops;
+	hdev->dcbx_cap = DCB_CAP_DCBX_VER_IEEE | DCB_CAP_DCBX_HOST;
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.h

@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+// Copyright (c) 2016-2017 Hisilicon Limited.
+
+#ifndef __HCLGE_DCB_H__
+#define __HCLGE_DCB_H__
+
+#include "hclge_main.h"
+
+#ifdef CONFIG_HNS3_DCB
+void hclge_dcb_ops_set(struct hclge_dev *hdev);
+#else
+static inline void hclge_dcb_ops_set(struct hclge_dev *hdev) {}
+#endif
+
+#endif /* __HCLGE_DCB_H__ */

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.h

@@ -0,0 +1,138 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright (c) 2018-2019 Hisilicon Limited. */
+
+#ifndef __HCLGE_DEBUGFS_H
+#define __HCLGE_DEBUGFS_H
+
+#include <linux/etherdevice.h>
+#include "hclge_cmd.h"
+
+#define HCLGE_DBG_MNG_TBL_MAX	   64
+
+#define HCLGE_DBG_MNG_VLAN_MASK_B  BIT(0)
+#define HCLGE_DBG_MNG_MAC_MASK_B   BIT(1)
+#define HCLGE_DBG_MNG_ETHER_MASK_B BIT(2)
+#define HCLGE_DBG_MNG_E_TYPE_B	   BIT(11)
+#define HCLGE_DBG_MNG_DROP_B	   BIT(13)
+#define HCLGE_DBG_MNG_VLAN_TAG	   0x0FFF
+#define HCLGE_DBG_MNG_PF_ID	   0x0007
+#define HCLGE_DBG_MNG_VF_ID	   0x00FF
+
+/* Get DFX BD number offset */
+#define HCLGE_DBG_DFX_BIOS_OFFSET  1
+#define HCLGE_DBG_DFX_SSU_0_OFFSET 2
+#define HCLGE_DBG_DFX_SSU_1_OFFSET 3
+#define HCLGE_DBG_DFX_IGU_OFFSET   4
+#define HCLGE_DBG_DFX_RPU_0_OFFSET 5
+
+#define HCLGE_DBG_DFX_RPU_1_OFFSET 6
+#define HCLGE_DBG_DFX_NCSI_OFFSET  7
+#define HCLGE_DBG_DFX_RTC_OFFSET   8
+#define HCLGE_DBG_DFX_PPP_OFFSET   9
+#define HCLGE_DBG_DFX_RCB_OFFSET   10
+#define HCLGE_DBG_DFX_TQP_OFFSET   11
+
+#define HCLGE_DBG_DFX_SSU_2_OFFSET 12
+
+struct hclge_qos_pri_map_cmd {
+	u8 pri0_tc  : 4,
+	   pri1_tc  : 4;
+	u8 pri2_tc  : 4,
+	   pri3_tc  : 4;
+	u8 pri4_tc  : 4,
+	   pri5_tc  : 4;
+	u8 pri6_tc  : 4,
+	   pri7_tc  : 4;
+	u8 vlan_pri : 4,
+	   rev	    : 4;
+};
+
+struct hclge_dbg_bitmap_cmd {
+	union {
+		u8 bitmap;
+		struct {
+			u8 bit0 : 1,
+			   bit1 : 1,
+			   bit2 : 1,
+			   bit3 : 1,
+			   bit4 : 1,
+			   bit5 : 1,
+			   bit6 : 1,
+			   bit7 : 1;
+		};
+	};
+};
+
+struct hclge_dbg_reg_common_msg {
+	int msg_num;
+	int offset;
+	enum hclge_opcode_type cmd;
+};
+
+struct hclge_dbg_tcam_msg {
+	u8 stage;
+	u32 loc;
+};
+
+#define	HCLGE_DBG_MAX_DFX_MSG_LEN	60
+struct hclge_dbg_dfx_message {
+	int flag;
+	char message[HCLGE_DBG_MAX_DFX_MSG_LEN];
+};
+
+#define HCLGE_DBG_MAC_REG_TYPE_LEN	32
+struct hclge_dbg_reg_type_info {
+	enum hnae3_dbg_cmd cmd;
+	const struct hclge_dbg_dfx_message *dfx_msg;
+	struct hclge_dbg_reg_common_msg reg_msg;
+};
+
+struct hclge_dbg_func {
+	enum hnae3_dbg_cmd cmd;
+	int (*dbg_dump)(struct hclge_dev *hdev, char *buf, int len);
+	int (*dbg_dump_reg)(struct hclge_dev *hdev, enum hnae3_dbg_cmd cmd,
+			    char *buf, int len);
+	read_func dbg_read_func;
+};
+
+struct hclge_dbg_status_dfx_info {
+	u32  offset;
+	char message[HCLGE_DBG_MAX_DFX_MSG_LEN];
+};
+
+#define HCLGE_DBG_INFO_LEN			256
+#define HCLGE_DBG_VLAN_FLTR_INFO_LEN		256
+#define HCLGE_DBG_VLAN_OFFLOAD_INFO_LEN		512
+#define HCLGE_DBG_ID_LEN			16
+#define HCLGE_DBG_ITEM_NAME_LEN			32
+#define HCLGE_DBG_DATA_STR_LEN			32
+#define HCLGE_DBG_TM_INFO_LEN			256
+
+#define HCLGE_BILLION_NANO_SECONDS	1000000000
+
+struct hclge_dbg_item {
+	char name[HCLGE_DBG_ITEM_NAME_LEN];
+	u16 interval; /* blank numbers after the item */
+};
+
+struct hclge_dbg_vlan_cfg {
+	u16 pvid;
+	u8 accept_tag1;
+	u8 accept_tag2;
+	u8 accept_untag1;
+	u8 accept_untag2;
+	u8 insert_tag1;
+	u8 insert_tag2;
+	u8 shift_tag;
+	u8 strip_tag1;
+	u8 strip_tag2;
+	u8 drop_tag1;
+	u8 drop_tag2;
+	u8 pri_only1;
+	u8 pri_only2;
+};
+
+int hclge_dbg_cmd_send(struct hclge_dev *hdev, struct hclge_desc *desc_src,
+		       int index, int bd_num, enum hclge_opcode_type cmd);
+
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c

@@ -0,0 +1,166 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (c) 2021 Hisilicon Limited. */
+
+#include <net/devlink.h>
+
+#include "hclge_devlink.h"
+
+static int hclge_devlink_scc_info_get(struct devlink *devlink,
+				      struct devlink_info_req *req)
+{
+	struct hclge_devlink_priv *priv = devlink_priv(devlink);
+	char scc_version[HCLGE_DEVLINK_FW_SCC_LEN];
+	struct hclge_dev *hdev = priv->hdev;
+	u32 scc_version_tmp;
+	int ret;
+
+	ret = hclge_query_scc_version(hdev, &scc_version_tmp);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to get scc version, ret = %d\n", ret);
+		return ret;
+	}
+
+	snprintf(scc_version, sizeof(scc_version), "%lu.%lu.%lu.%lu",
+		 hnae3_get_field(scc_version_tmp, HNAE3_SCC_VERSION_BYTE3_MASK,
+				 HNAE3_FW_VERSION_BYTE3_SHIFT),
+		 hnae3_get_field(scc_version_tmp, HNAE3_SCC_VERSION_BYTE2_MASK,
+				 HNAE3_FW_VERSION_BYTE2_SHIFT),
+		 hnae3_get_field(scc_version_tmp, HNAE3_SCC_VERSION_BYTE1_MASK,
+				 HNAE3_FW_VERSION_BYTE1_SHIFT),
+		 hnae3_get_field(scc_version_tmp, HNAE3_SCC_VERSION_BYTE0_MASK,
+				 HNAE3_FW_VERSION_BYTE0_SHIFT));
+	return devlink_info_version_running_put(req, "fw.scc", scc_version);
+}
+
+static int hclge_devlink_info_get(struct devlink *devlink,
+				  struct devlink_info_req *req,
+				  struct netlink_ext_ack *extack)
+{
+#define	HCLGE_DEVLINK_FW_STRING_LEN	32
+	struct hclge_devlink_priv *priv = devlink_priv(devlink);
+	char version_str[HCLGE_DEVLINK_FW_STRING_LEN];
+	struct hclge_dev *hdev = priv->hdev;
+	int ret;
+
+	snprintf(version_str, sizeof(version_str), "%lu.%lu.%lu.%lu",
+		 hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE3_MASK,
+				 HNAE3_FW_VERSION_BYTE3_SHIFT),
+		 hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE2_MASK,
+				 HNAE3_FW_VERSION_BYTE2_SHIFT),
+		 hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE1_MASK,
+				 HNAE3_FW_VERSION_BYTE1_SHIFT),
+		 hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE0_MASK,
+				 HNAE3_FW_VERSION_BYTE0_SHIFT));
+
+	ret = devlink_info_version_running_put(req,
+					       DEVLINK_INFO_VERSION_GENERIC_FW,
+					       version_str);
+	if (ret) {
+		dev_err(&hdev->pdev->dev, "failed to set running version of fw\n");
+		return ret;
+	}
+
+	if (hdev->pdev->revision > HNAE3_DEVICE_VERSION_V2)
+		ret = hclge_devlink_scc_info_get(devlink, req);
+
+	return ret;
+}
+
+static int hclge_devlink_reload_down(struct devlink *devlink, bool netns_change,
+				     enum devlink_reload_action action,
+				     enum devlink_reload_limit limit,
+				     struct netlink_ext_ack *extack)
+{
+	struct hclge_devlink_priv *priv = devlink_priv(devlink);
+	struct hclge_dev *hdev = priv->hdev;
+	struct hnae3_handle *h = &hdev->vport->nic;
+	struct pci_dev *pdev = hdev->pdev;
+	int ret;
+
+	if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) {
+		dev_err(&pdev->dev, "reset is handling\n");
+		return -EBUSY;
+	}
+
+	switch (action) {
+	case DEVLINK_RELOAD_ACTION_DRIVER_REINIT:
+		rtnl_lock();
+		ret = hdev->nic_client->ops->reset_notify(h, HNAE3_DOWN_CLIENT);
+		if (ret) {
+			rtnl_unlock();
+			return ret;
+		}
+
+		ret = hdev->nic_client->ops->reset_notify(h,
+							  HNAE3_UNINIT_CLIENT);
+		rtnl_unlock();
+		return ret;
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static int hclge_devlink_reload_up(struct devlink *devlink,
+				   enum devlink_reload_action action,
+				   enum devlink_reload_limit limit,
+				   u32 *actions_performed,
+				   struct netlink_ext_ack *extack)
+{
+	struct hclge_devlink_priv *priv = devlink_priv(devlink);
+	struct hclge_dev *hdev = priv->hdev;
+	struct hnae3_handle *h = &hdev->vport->nic;
+	int ret;
+
+	*actions_performed = BIT(action);
+	switch (action) {
+	case DEVLINK_RELOAD_ACTION_DRIVER_REINIT:
+		rtnl_lock();
+		ret = hdev->nic_client->ops->reset_notify(h, HNAE3_INIT_CLIENT);
+		if (ret) {
+			rtnl_unlock();
+			return ret;
+		}
+
+		ret = hdev->nic_client->ops->reset_notify(h, HNAE3_UP_CLIENT);
+		rtnl_unlock();
+		return ret;
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static const struct devlink_ops hclge_devlink_ops = {
+	.info_get = hclge_devlink_info_get,
+	.reload_actions = BIT(DEVLINK_RELOAD_ACTION_DRIVER_REINIT),
+	.reload_down = hclge_devlink_reload_down,
+	.reload_up = hclge_devlink_reload_up,
+};
+
+int hclge_devlink_init(struct hclge_dev *hdev)
+{
+	struct pci_dev *pdev = hdev->pdev;
+	struct hclge_devlink_priv *priv;
+	struct devlink *devlink;
+
+	devlink = devlink_alloc(&hclge_devlink_ops,
+				sizeof(struct hclge_devlink_priv), &pdev->dev);
+	if (!devlink)
+		return -ENOMEM;
+
+	priv = devlink_priv(devlink);
+	priv->hdev = hdev;
+	hdev->devlink = devlink;
+
+	devlink_register(devlink);
+	return 0;
+}
+
+void hclge_devlink_uninit(struct hclge_dev *hdev)
+{
+	struct devlink *devlink = hdev->devlink;
+
+	devlink_unregister(devlink);
+
+	devlink_free(devlink);
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.h

@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright (c) 2021 Hisilicon Limited. */
+
+#ifndef __HCLGE_DEVLINK_H
+#define __HCLGE_DEVLINK_H
+
+#include "hclge_main.h"
+
+#define	HCLGE_DEVLINK_FW_SCC_LEN	32
+
+struct hclge_devlink_priv {
+	struct hclge_dev *hdev;
+};
+
+int hclge_devlink_init(struct hclge_dev *hdev);
+void hclge_devlink_uninit(struct hclge_dev *hdev);
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h

@@ -0,0 +1,269 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*  Copyright (c) 2016-2017 Hisilicon Limited. */
+
+#ifndef __HCLGE_ERR_H
+#define __HCLGE_ERR_H
+
+#include "hclge_main.h"
+#include "hclge_debugfs.h"
+#include "hnae3.h"
+
+#define HCLGE_MPF_RAS_INT_MIN_BD_NUM	10
+#define HCLGE_PF_RAS_INT_MIN_BD_NUM	4
+#define HCLGE_MPF_MSIX_INT_MIN_BD_NUM	10
+#define HCLGE_PF_MSIX_INT_MIN_BD_NUM	4
+
+#define HCLGE_RAS_PF_OTHER_INT_STS_REG   0x20B00
+#define HCLGE_RAS_REG_NFE_MASK   0xFF00
+#define HCLGE_RAS_REG_ROCEE_ERR_MASK   0x3000000
+#define HCLGE_RAS_REG_ERR_MASK \
+	(HCLGE_RAS_REG_NFE_MASK | HCLGE_RAS_REG_ROCEE_ERR_MASK)
+
+#define HCLGE_VECTOR0_REG_MSIX_MASK   0x1FF00
+
+#define HCLGE_IMP_TCM_ECC_ERR_INT_EN	0xFFFF0000
+#define HCLGE_IMP_TCM_ECC_ERR_INT_EN_MASK	0xFFFF0000
+#define HCLGE_IMP_ITCM4_ECC_ERR_INT_EN	0x300
+#define HCLGE_IMP_ITCM4_ECC_ERR_INT_EN_MASK	0x300
+#define HCLGE_CMDQ_NIC_ECC_ERR_INT_EN	0xFFFF
+#define HCLGE_CMDQ_NIC_ECC_ERR_INT_EN_MASK	0xFFFF
+#define HCLGE_CMDQ_ROCEE_ECC_ERR_INT_EN	0xFFFF0000
+#define HCLGE_CMDQ_ROCEE_ECC_ERR_INT_EN_MASK	0xFFFF0000
+#define HCLGE_IMP_RD_POISON_ERR_INT_EN	0x0100
+#define HCLGE_IMP_RD_POISON_ERR_INT_EN_MASK	0x0100
+#define HCLGE_TQP_ECC_ERR_INT_EN	0x0FFF
+#define HCLGE_TQP_ECC_ERR_INT_EN_MASK	0x0FFF
+#define HCLGE_MSIX_SRAM_ECC_ERR_INT_EN_MASK	0x0F000000
+#define HCLGE_MSIX_SRAM_ECC_ERR_INT_EN	0x0F000000
+#define HCLGE_IGU_ERR_INT_EN	0x0000000F
+#define HCLGE_IGU_ERR_INT_TYPE	0x00000660
+#define HCLGE_IGU_ERR_INT_EN_MASK	0x000F
+#define HCLGE_IGU_TNL_ERR_INT_EN    0x0002AABF
+#define HCLGE_IGU_TNL_ERR_INT_EN_MASK  0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT0_EN	0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT0_EN_MASK	0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT1_EN	0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT1_EN_MASK	0xFFFFFFFF
+#define HCLGE_PPP_PF_ERR_INT_EN	0x0003
+#define HCLGE_PPP_PF_ERR_INT_EN_MASK	0x0003
+#define HCLGE_PPP_MPF_ECC_ERR_INT2_EN	0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT2_EN_MASK	0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT3_EN	0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT3_EN_MASK	0x003F
+#define HCLGE_TM_SCH_ECC_ERR_INT_EN	0x3
+#define HCLGE_TM_QCN_ERR_INT_TYPE	0x29
+#define HCLGE_TM_QCN_FIFO_INT_EN	0xFFFF00
+#define HCLGE_TM_QCN_MEM_ERR_INT_EN	0xFFFFFF
+#define HCLGE_NCSI_ERR_INT_EN	0x3
+#define HCLGE_NCSI_ERR_INT_TYPE	0x9
+#define HCLGE_MAC_COMMON_ERR_INT_EN		0x107FF
+#define HCLGE_MAC_COMMON_ERR_INT_EN_MASK	0x107FF
+#define HCLGE_MAC_TNL_INT_EN			GENMASK(9, 0)
+#define HCLGE_MAC_TNL_INT_EN_MASK		GENMASK(9, 0)
+#define HCLGE_MAC_TNL_INT_CLR			GENMASK(9, 0)
+#define HCLGE_PPU_MPF_ABNORMAL_INT0_EN		GENMASK(31, 0)
+#define HCLGE_PPU_MPF_ABNORMAL_INT0_EN_MASK	GENMASK(31, 0)
+#define HCLGE_PPU_MPF_ABNORMAL_INT1_EN		GENMASK(31, 0)
+#define HCLGE_PPU_MPF_ABNORMAL_INT1_EN_MASK	GENMASK(31, 0)
+#define HCLGE_PPU_MPF_ABNORMAL_INT2_EN		0x3FFF3FFF
+#define HCLGE_PPU_MPF_ABNORMAL_INT2_EN_MASK	0x3FFF3FFF
+#define HCLGE_PPU_MPF_ABNORMAL_INT2_EN2		0xB
+#define HCLGE_PPU_MPF_ABNORMAL_INT2_EN2_MASK	0xB
+#define HCLGE_PPU_MPF_ABNORMAL_INT3_EN		GENMASK(7, 0)
+#define HCLGE_PPU_MPF_ABNORMAL_INT3_EN_MASK	GENMASK(23, 16)
+#define HCLGE_PPU_PF_ABNORMAL_INT_EN		GENMASK(5, 0)
+#define HCLGE_PPU_PF_ABNORMAL_INT_EN_MASK	GENMASK(5, 0)
+#define HCLGE_SSU_1BIT_ECC_ERR_INT_EN		GENMASK(31, 0)
+#define HCLGE_SSU_1BIT_ECC_ERR_INT_EN_MASK	GENMASK(31, 0)
+#define HCLGE_SSU_MULTI_BIT_ECC_ERR_INT_EN	GENMASK(31, 0)
+#define HCLGE_SSU_MULTI_BIT_ECC_ERR_INT_EN_MASK	GENMASK(31, 0)
+#define HCLGE_SSU_BIT32_ECC_ERR_INT_EN		0x0101
+#define HCLGE_SSU_BIT32_ECC_ERR_INT_EN_MASK	0x0101
+#define HCLGE_SSU_COMMON_INT_EN			GENMASK(9, 0)
+#define HCLGE_SSU_COMMON_INT_EN_MASK		GENMASK(9, 0)
+#define HCLGE_SSU_PORT_BASED_ERR_INT_EN		0x0BFF
+#define HCLGE_SSU_PORT_BASED_ERR_INT_EN_MASK	0x0BFF0000
+#define HCLGE_SSU_FIFO_OVERFLOW_ERR_INT_EN	GENMASK(23, 0)
+#define HCLGE_SSU_FIFO_OVERFLOW_ERR_INT_EN_MASK	GENMASK(23, 0)
+
+#define HCLGE_SSU_COMMON_ERR_INT_MASK	GENMASK(9, 0)
+#define HCLGE_SSU_PORT_INT_MSIX_MASK	0x7BFF
+#define HCLGE_IGU_INT_MASK		GENMASK(3, 0)
+#define HCLGE_IGU_EGU_TNL_INT_MASK	GENMASK(5, 0)
+#define HCLGE_PPP_MPF_INT_ST3_MASK	GENMASK(5, 0)
+#define HCLGE_PPU_MPF_INT_ST3_MASK	GENMASK(7, 0)
+#define HCLGE_PPU_MPF_INT_ST2_MSIX_MASK	BIT(29)
+#define HCLGE_PPU_PF_INT_RAS_MASK	0x18
+#define HCLGE_PPU_PF_INT_MSIX_MASK	0x26
+#define HCLGE_PPU_PF_OVER_8BD_ERR_MASK	0x01
+#define HCLGE_QCN_FIFO_INT_MASK		GENMASK(17, 0)
+#define HCLGE_QCN_ECC_INT_MASK		GENMASK(21, 0)
+#define HCLGE_NCSI_ECC_INT_MASK		GENMASK(1, 0)
+
+#define HCLGE_ROCEE_RAS_NFE_INT_EN		0xF
+#define HCLGE_ROCEE_RAS_CE_INT_EN		0x1
+#define HCLGE_ROCEE_RAS_NFE_INT_EN_MASK		0xF
+#define HCLGE_ROCEE_RAS_CE_INT_EN_MASK		0x1
+#define HCLGE_ROCEE_RERR_INT_MASK		BIT(0)
+#define HCLGE_ROCEE_BERR_INT_MASK		BIT(1)
+#define HCLGE_ROCEE_AXI_ERR_INT_MASK		GENMASK(1, 0)
+#define HCLGE_ROCEE_ECC_INT_MASK		BIT(2)
+#define HCLGE_ROCEE_OVF_INT_MASK		BIT(3)
+#define HCLGE_ROCEE_OVF_ERR_INT_MASK		0x10000
+#define HCLGE_ROCEE_OVF_ERR_TYPE_MASK		0x3F
+
+#define HCLGE_DESC_DATA_MAX			8
+#define HCLGE_REG_NUM_MAX			256
+#define HCLGE_DESC_NO_DATA_LEN			8
+
+#define HCLGE_BD_NUM_SSU_REG_0		10
+#define HCLGE_BD_NUM_SSU_REG_1		15
+#define HCLGE_BD_NUM_RPU_REG_0		1
+#define HCLGE_BD_NUM_RPU_REG_1		2
+#define HCLGE_BD_NUM_IGU_EGU_REG	9
+#define HCLGE_BD_NUM_GEN_REG		8
+#define HCLGE_MOD_REG_INFO_LEN_MAX	256
+#define HCLGE_MOD_REG_EXTRA_LEN		11
+#define HCLGE_MOD_REG_VALUE_LEN		9
+#define HCLGE_MOD_REG_GROUP_MAX_SIZE	6
+#define HCLGE_MOD_MSG_PARA_ARRAY_MAX_SIZE	8
+
+enum hclge_err_int_type {
+	HCLGE_ERR_INT_MSIX = 0,
+	HCLGE_ERR_INT_RAS_CE = 1,
+	HCLGE_ERR_INT_RAS_NFE = 2,
+	HCLGE_ERR_INT_RAS_FE = 3,
+};
+
+enum hclge_mod_name_list {
+	MODULE_NONE		= 0,
+	MODULE_BIOS_COMMON	= 1,
+	MODULE_GE		= 2,
+	MODULE_IGU_EGU		= 3,
+	MODULE_LGE		= 4,
+	MODULE_NCSI		= 5,
+	MODULE_PPP		= 6,
+	MODULE_QCN		= 7,
+	MODULE_RCB_RX		= 8,
+	MODULE_RTC		= 9,
+	MODULE_SSU		= 10,
+	MODULE_TM		= 11,
+	MODULE_RCB_TX		= 12,
+	MODULE_TXDMA		= 13,
+	MODULE_MASTER		= 14,
+	MODULE_HIMAC		= 15,
+	/* add new MODULE NAME for NIC here in order */
+	MODULE_ROCEE_TOP	= 40,
+	MODULE_ROCEE_TIMER	= 41,
+	MODULE_ROCEE_MDB	= 42,
+	MODULE_ROCEE_TSP	= 43,
+	MODULE_ROCEE_TRP	= 44,
+	MODULE_ROCEE_SCC	= 45,
+	MODULE_ROCEE_CAEP	= 46,
+	MODULE_ROCEE_GEN_AC	= 47,
+	MODULE_ROCEE_QMM	= 48,
+	MODULE_ROCEE_LSAN	= 49,
+	/* add new MODULE NAME for RoCEE here in order */
+};
+
+enum hclge_err_type_list {
+	NONE_ERROR		= 0,
+	FIFO_ERROR		= 1,
+	MEMORY_ERROR		= 2,
+	POISON_ERROR		= 3,
+	MSIX_ECC_ERROR		= 4,
+	TQP_INT_ECC_ERROR	= 5,
+	PF_ABNORMAL_INT_ERROR	= 6,
+	MPF_ABNORMAL_INT_ERROR	= 7,
+	COMMON_ERROR		= 8,
+	PORT_ERROR		= 9,
+	ETS_ERROR		= 10,
+	NCSI_ERROR		= 11,
+	GLB_ERROR		= 12,
+	LINK_ERROR		= 13,
+	PTP_ERROR		= 14,
+	/* add new ERROR TYPE for NIC here in order */
+	ROCEE_NORMAL_ERR	= 40,
+	ROCEE_OVF_ERR		= 41,
+	ROCEE_BUS_ERR		= 42,
+	/* add new ERROR TYPE for ROCEE here in order */
+};
+
+struct hclge_hw_blk {
+	u32 msk;
+	const char *name;
+	int (*config_err_int)(struct hclge_dev *hdev, bool en);
+};
+
+struct hclge_hw_error {
+	u32 int_msk;
+	const char *msg;
+	enum hnae3_reset_type reset_level;
+};
+
+struct hclge_hw_module_id {
+	enum hclge_mod_name_list module_id;
+	const char *msg;
+	void (*query_reg_info)(struct hclge_dev *hdev);
+};
+
+struct hclge_hw_type_id {
+	enum hclge_err_type_list type_id;
+	const char *msg;
+	bool cause_by_vf; /* indicate the error may from vf exception */
+};
+
+struct hclge_sum_err_info {
+	u8 reset_type;
+	u8 mod_num;
+	u8 rsv[2];
+};
+
+struct hclge_mod_err_info {
+	u8 mod_id;
+	u8 err_num;
+	u8 rsv[2];
+};
+
+struct hclge_type_reg_err_info {
+	u8 type_id;
+	u8 reg_num;
+	u8 rsv[2];
+	u32 hclge_reg[HCLGE_REG_NUM_MAX];
+};
+
+struct hclge_mod_reg_info {
+	const char *reg_name;
+	bool has_suffix; /* add suffix for register name */
+	/* the positions of reg values in hclge_desc.data */
+	u8 reg_offset_group[HCLGE_MOD_REG_GROUP_MAX_SIZE];
+	u8 group_size;
+};
+
+/* This structure defines cmdq used to query the hardware module debug
+ * regisgers.
+ */
+struct hclge_mod_reg_common_msg {
+	enum hclge_opcode_type cmd;
+	struct hclge_desc *desc;
+	u8 bd_num; /* the bd number of hclge_desc used */
+	bool need_para; /* whether this cmdq needs to add para */
+
+	/* the regs need to print */
+	const struct hclge_mod_reg_info *result_regs;
+	u16 result_regs_size;
+};
+
+int hclge_config_mac_tnl_int(struct hclge_dev *hdev, bool en);
+int hclge_config_nic_hw_error(struct hclge_dev *hdev, bool state);
+int hclge_config_rocee_ras_interrupt(struct hclge_dev *hdev, bool en);
+void hclge_handle_all_hns_hw_errors(struct hnae3_ae_dev *ae_dev);
+bool hclge_find_error_source(struct hclge_dev *hdev);
+void hclge_handle_occurred_error(struct hclge_dev *hdev);
+pci_ers_result_t hclge_handle_hw_ras_error(struct hnae3_ae_dev *ae_dev);
+int hclge_handle_hw_msix_error(struct hclge_dev *hdev,
+			       unsigned long *reset_requests);
+int hclge_handle_error_info_log(struct hnae3_ae_dev *ae_dev);
+int hclge_handle_mac_tnl(struct hclge_dev *hdev);
+int hclge_handle_vf_queue_err_ras(struct hclge_dev *hdev);
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_fd.h

@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright (c) 2026 Hisilicon Limited. */
+
+#ifndef __HCLGE_FD_H
+#define __HCLGE_FD_H
+
+struct hnae3_handle;
+struct hclge_dev;
+
+int hclge_init_fd_config(struct hclge_dev *hdev);
+int hclge_add_fd_entry(struct hnae3_handle *handle, struct ethtool_rxnfc *cmd);
+int hclge_del_fd_entry(struct hnae3_handle *handle, struct ethtool_rxnfc *cmd);
+void hclge_del_all_fd_entries(struct hclge_dev *hdev);
+int hclge_restore_fd_entries(struct hnae3_handle *handle);
+int hclge_get_fd_rule_cnt(struct hnae3_handle *handle,
+			  struct ethtool_rxnfc *cmd);
+int hclge_get_fd_rule_info(struct hnae3_handle *handle,
+			   struct ethtool_rxnfc *cmd);
+int hclge_get_all_rules(struct hnae3_handle *handle,
+			struct ethtool_rxnfc *cmd, u32 *rule_locs);
+void hclge_enable_fd(struct hnae3_handle *handle, bool enable);
+int hclge_add_fd_entry_by_arfs(struct hnae3_handle *handle, u16 queue_id,
+			       u16 flow_id, struct flow_keys *fkeys);
+int hclge_add_cls_flower(struct hnae3_handle *handle,
+			 struct flow_cls_offload *cls_flower);
+int hclge_del_cls_flower(struct hnae3_handle *handle,
+			 struct flow_cls_offload *cls_flower);
+bool hclge_is_cls_flower_active(struct hnae3_handle *handle);
+int hclge_clear_arfs_rules(struct hclge_dev *hdev);
+void hclge_sync_fd_table(struct hclge_dev *hdev);
+void hclge_rfs_filter_expire(struct hclge_dev *hdev);
+
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c

@@ -0,0 +1,317 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2016-2017 Hisilicon Limited.
+
+#include <linux/etherdevice.h>
+#include <linux/kernel.h>
+#include <linux/marvell_phy.h>
+
+#include "hclge_cmd.h"
+#include "hclge_main.h"
+#include "hclge_mdio.h"
+
+enum hclge_mdio_c22_op_seq {
+	HCLGE_MDIO_C22_WRITE = 1,
+	HCLGE_MDIO_C22_READ = 2
+};
+
+#define HCLGE_MDIO_CTRL_START_B		0
+#define HCLGE_MDIO_CTRL_ST_S		1
+#define HCLGE_MDIO_CTRL_ST_M		(0x3 << HCLGE_MDIO_CTRL_ST_S)
+#define HCLGE_MDIO_CTRL_OP_S		3
+#define HCLGE_MDIO_CTRL_OP_M		(0x3 << HCLGE_MDIO_CTRL_OP_S)
+
+#define HCLGE_MDIO_PHYID_S		0
+#define HCLGE_MDIO_PHYID_M		(0x1f << HCLGE_MDIO_PHYID_S)
+
+#define HCLGE_MDIO_PHYREG_S		0
+#define HCLGE_MDIO_PHYREG_M		(0x1f << HCLGE_MDIO_PHYREG_S)
+
+#define HCLGE_MDIO_STA_B		0
+
+struct hclge_mdio_cfg_cmd {
+	u8 ctrl_bit;
+	u8 phyid;
+	u8 phyad;
+	u8 rsvd;
+	__le16 reserve;
+	__le16 data_wr;
+	__le16 data_rd;
+	__le16 sta;
+};
+
+static int hclge_mdio_write(struct mii_bus *bus, int phyid, int regnum,
+			    u16 data)
+{
+	struct hclge_mdio_cfg_cmd *mdio_cmd;
+	struct hclge_dev *hdev = bus->priv;
+	struct hclge_desc desc;
+	int ret;
+
+	if (test_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state))
+		return -EBUSY;
+
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MDIO_CONFIG, false);
+
+	mdio_cmd = (struct hclge_mdio_cfg_cmd *)desc.data;
+
+	hnae3_set_field(mdio_cmd->phyid, HCLGE_MDIO_PHYID_M,
+			HCLGE_MDIO_PHYID_S, (u32)phyid);
+	hnae3_set_field(mdio_cmd->phyad, HCLGE_MDIO_PHYREG_M,
+			HCLGE_MDIO_PHYREG_S, (u32)regnum);
+
+	hnae3_set_bit(mdio_cmd->ctrl_bit, HCLGE_MDIO_CTRL_START_B, 1);
+	hnae3_set_field(mdio_cmd->ctrl_bit, HCLGE_MDIO_CTRL_ST_M,
+			HCLGE_MDIO_CTRL_ST_S, 1);
+	hnae3_set_field(mdio_cmd->ctrl_bit, HCLGE_MDIO_CTRL_OP_M,
+			HCLGE_MDIO_CTRL_OP_S, HCLGE_MDIO_C22_WRITE);
+
+	mdio_cmd->data_wr = cpu_to_le16(data);
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"mdio write fail when sending cmd, status is %d.\n",
+			ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int hclge_mdio_read(struct mii_bus *bus, int phyid, int regnum)
+{
+	struct hclge_mdio_cfg_cmd *mdio_cmd;
+	struct hclge_dev *hdev = bus->priv;
+	struct hclge_desc desc;
+	int ret;
+
+	if (test_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state))
+		return -EBUSY;
+
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MDIO_CONFIG, true);
+
+	mdio_cmd = (struct hclge_mdio_cfg_cmd *)desc.data;
+
+	hnae3_set_field(mdio_cmd->phyid, HCLGE_MDIO_PHYID_M,
+			HCLGE_MDIO_PHYID_S, (u32)phyid);
+	hnae3_set_field(mdio_cmd->phyad, HCLGE_MDIO_PHYREG_M,
+			HCLGE_MDIO_PHYREG_S, (u32)regnum);
+
+	hnae3_set_bit(mdio_cmd->ctrl_bit, HCLGE_MDIO_CTRL_START_B, 1);
+	hnae3_set_field(mdio_cmd->ctrl_bit, HCLGE_MDIO_CTRL_ST_M,
+			HCLGE_MDIO_CTRL_ST_S, 1);
+	hnae3_set_field(mdio_cmd->ctrl_bit, HCLGE_MDIO_CTRL_OP_M,
+			HCLGE_MDIO_CTRL_OP_S, HCLGE_MDIO_C22_READ);
+
+	/* Read out phy data */
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"mdio read fail when get data, status is %d.\n",
+			ret);
+		return ret;
+	}
+
+	if (hnae3_get_bit(le16_to_cpu(mdio_cmd->sta), HCLGE_MDIO_STA_B)) {
+		dev_err(&hdev->pdev->dev, "mdio read data error\n");
+		return -EIO;
+	}
+
+	return le16_to_cpu(mdio_cmd->data_rd);
+}
+
+int hclge_mac_mdio_config(struct hclge_dev *hdev)
+{
+#define PHY_INEXISTENT	255
+
+	struct hclge_mac *mac = &hdev->hw.mac;
+	struct phy_device *phydev;
+	struct mii_bus *mdio_bus;
+	int ret;
+
+	if (hdev->hw.mac.phy_addr == PHY_INEXISTENT) {
+		dev_info(&hdev->pdev->dev,
+			 "no phy device is connected to mdio bus\n");
+		return 0;
+	} else if (hdev->hw.mac.phy_addr >= PHY_MAX_ADDR) {
+		dev_err(&hdev->pdev->dev, "phy_addr(%u) is too large.\n",
+			hdev->hw.mac.phy_addr);
+		return -EINVAL;
+	}
+
+	mdio_bus = devm_mdiobus_alloc(&hdev->pdev->dev);
+	if (!mdio_bus)
+		return -ENOMEM;
+
+	mdio_bus->name = "hisilicon MII bus";
+	mdio_bus->read = hclge_mdio_read;
+	mdio_bus->write = hclge_mdio_write;
+	snprintf(mdio_bus->id, MII_BUS_ID_SIZE, "%s-%s", "mii",
+		 dev_name(&hdev->pdev->dev));
+
+	mdio_bus->parent = &hdev->pdev->dev;
+	mdio_bus->priv = hdev;
+	mdio_bus->phy_mask = ~(1U << mac->phy_addr);
+	ret = mdiobus_register(mdio_bus);
+	if (ret) {
+		dev_err(mdio_bus->parent,
+			"failed to register MDIO bus, ret = %d\n", ret);
+		return ret;
+	}
+
+	phydev = mdiobus_get_phy(mdio_bus, mac->phy_addr);
+	if (!phydev) {
+		dev_err(mdio_bus->parent, "Failed to get phy device\n");
+		mdiobus_unregister(mdio_bus);
+		return -EIO;
+	}
+
+	mac->phydev = phydev;
+	mac->mdio_bus = mdio_bus;
+
+	return 0;
+}
+
+static void hclge_mac_adjust_link(struct net_device *netdev)
+{
+	struct hnae3_handle *h = *((void **)netdev_priv(netdev));
+	struct hclge_vport *vport = hclge_get_vport(h);
+	struct hclge_dev *hdev = vport->back;
+	int duplex, speed;
+	int ret;
+
+	/* When phy link down, do nothing */
+	if (netdev->phydev->link == 0)
+		return;
+
+	speed = netdev->phydev->speed;
+	duplex = netdev->phydev->duplex;
+
+	ret = hclge_cfg_mac_speed_dup(hdev, speed, duplex, 0);
+	if (ret)
+		netdev_err(netdev, "failed to adjust link.\n");
+
+	hdev->hw.mac.req_speed = (u32)speed;
+	hdev->hw.mac.req_duplex = (u8)duplex;
+
+	ret = hclge_cfg_flowctrl(hdev);
+	if (ret)
+		netdev_err(netdev, "failed to configure flow control.\n");
+}
+
+int hclge_mac_connect_phy(struct hnae3_handle *handle)
+{
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	struct hclge_dev *hdev = vport->back;
+	struct net_device *netdev = hdev->vport[0].nic.netdev;
+	struct phy_device *phydev = hdev->hw.mac.phydev;
+	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
+	int ret;
+
+	if (!phydev)
+		return 0;
+
+	linkmode_clear_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, phydev->supported);
+
+	phydev->dev_flags |= MARVELL_PHY_LED0_LINK_LED1_ACTIVE;
+
+	ret = phy_connect_direct(netdev, phydev,
+				 hclge_mac_adjust_link,
+				 PHY_INTERFACE_MODE_SGMII);
+	if (ret) {
+		netdev_err(netdev, "phy_connect_direct err.\n");
+		return ret;
+	}
+
+	linkmode_copy(mask, hdev->hw.mac.supported);
+	linkmode_and(phydev->supported, phydev->supported, mask);
+	linkmode_copy(phydev->advertising, phydev->supported);
+
+	/* supported flag is Pause and Asym Pause, but default advertising
+	 * should be rx on, tx on, so need clear Asym Pause in advertising
+	 * flag
+	 */
+	linkmode_clear_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT,
+			   phydev->advertising);
+
+	phy_attached_info(phydev);
+
+	return 0;
+}
+
+void hclge_mac_disconnect_phy(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;
+
+	phy_disconnect(phydev);
+}
+
+void hclge_mac_start_phy(struct hclge_dev *hdev)
+{
+	struct phy_device *phydev = hdev->hw.mac.phydev;
+
+	if (!phydev)
+		return;
+
+	phy_loopback(phydev, false, 0);
+
+	phy_start(phydev);
+}
+
+void hclge_mac_stop_phy(struct hclge_dev *hdev)
+{
+	struct net_device *netdev = hdev->vport[0].nic.netdev;
+	struct phy_device *phydev = netdev->phydev;
+
+	if (!phydev)
+		return;
+
+	phy_stop(phydev);
+}
+
+int hclge_read_phy_reg(struct hclge_dev *hdev, u16 reg_addr, u16 *val)
+{
+	struct hclge_phy_reg_cmd *req;
+	struct hclge_desc desc;
+	int ret;
+
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PHY_REG, true);
+
+	req = (struct hclge_phy_reg_cmd *)desc.data;
+	req->reg_addr = cpu_to_le16(reg_addr);
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to read phy reg, ret = %d.\n", ret);
+		return ret;
+	}
+
+	*val = le16_to_cpu(req->reg_val);
+	return 0;
+}
+
+int hclge_write_phy_reg(struct hclge_dev *hdev, u16 reg_addr, u16 val)
+{
+	struct hclge_phy_reg_cmd *req;
+	struct hclge_desc desc;
+	int ret;
+
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PHY_REG, false);
+
+	req = (struct hclge_phy_reg_cmd *)desc.data;
+	req->reg_addr = cpu_to_le16(reg_addr);
+	req->reg_val = cpu_to_le16(val);
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret)
+		dev_err(&hdev->pdev->dev,
+			"failed to write phy reg, ret = %d.\n", ret);
+
+	return ret;
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h

@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+// Copyright (c) 2016-2017 Hisilicon Limited.
+
+#ifndef __HCLGE_MDIO_H
+#define __HCLGE_MDIO_H
+
+#include "hnae3.h"
+
+struct hclge_dev;
+
+int hclge_mac_mdio_config(struct hclge_dev *hdev);
+int hclge_mac_connect_phy(struct hnae3_handle *handle);
+void hclge_mac_disconnect_phy(struct hnae3_handle *handle);
+void hclge_mac_start_phy(struct hclge_dev *hdev);
+void hclge_mac_stop_phy(struct hclge_dev *hdev);
+int hclge_read_phy_reg(struct hclge_dev *hdev, u16 reg_addr, u16 *val);
+int hclge_write_phy_reg(struct hclge_dev *hdev, u16 reg_addr, u16 val);
+
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.c

@@ -0,0 +1,560 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2021 Hisilicon Limited.
+
+#include <linux/skbuff.h>
+#include <linux/string_choices.h>
+#include "hclge_main.h"
+#include "hnae3.h"
+
+static int hclge_ptp_get_cycle(struct hclge_dev *hdev)
+{
+	struct hclge_ptp *ptp = hdev->ptp;
+
+	ptp->cycle.quo = readl(hdev->ptp->io_base + HCLGE_PTP_CYCLE_QUO_REG) &
+			 HCLGE_PTP_CYCLE_QUO_MASK;
+	ptp->cycle.numer = readl(hdev->ptp->io_base + HCLGE_PTP_CYCLE_NUM_REG);
+	ptp->cycle.den = readl(hdev->ptp->io_base + HCLGE_PTP_CYCLE_DEN_REG);
+
+	if (ptp->cycle.den == 0) {
+		dev_err(&hdev->pdev->dev, "invalid ptp cycle denominator!\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int hclge_ptp_adjfine(struct ptp_clock_info *ptp, long scaled_ppm)
+{
+	struct hclge_dev *hdev = hclge_ptp_get_hdev(ptp);
+	struct hclge_ptp_cycle *cycle = &hdev->ptp->cycle;
+	u64 adj_val, adj_base;
+	unsigned long flags;
+	u32 quo, numerator;
+
+	adj_base = (u64)cycle->quo * (u64)cycle->den + (u64)cycle->numer;
+	adj_val = adjust_by_scaled_ppm(adj_base, scaled_ppm);
+
+	/* This clock cycle is defined by three part: quotient, numerator
+	 * and denominator. For example, 2.5ns, the quotient is 2,
+	 * denominator is fixed to ptp->cycle.den, and numerator
+	 * is 0.5 * ptp->cycle.den.
+	 */
+	quo = div_u64_rem(adj_val, cycle->den, &numerator);
+
+	spin_lock_irqsave(&hdev->ptp->lock, flags);
+	writel(quo & HCLGE_PTP_CYCLE_QUO_MASK,
+	       hdev->ptp->io_base + HCLGE_PTP_CYCLE_QUO_REG);
+	writel(numerator, hdev->ptp->io_base + HCLGE_PTP_CYCLE_NUM_REG);
+	writel(cycle->den, hdev->ptp->io_base + HCLGE_PTP_CYCLE_DEN_REG);
+	writel(HCLGE_PTP_CYCLE_ADJ_EN,
+	       hdev->ptp->io_base + HCLGE_PTP_CYCLE_CFG_REG);
+	spin_unlock_irqrestore(&hdev->ptp->lock, flags);
+
+	return 0;
+}
+
+bool hclge_ptp_set_tx_info(struct hnae3_handle *handle, struct sk_buff *skb)
+{
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	struct hclge_dev *hdev = vport->back;
+	struct hclge_ptp *ptp = hdev->ptp;
+
+	if (!ptp)
+		return false;
+
+	if (!test_bit(HCLGE_PTP_FLAG_TX_EN, &ptp->flags) ||
+	    test_and_set_bit(HCLGE_STATE_PTP_TX_HANDLING, &hdev->state)) {
+		ptp->tx_skipped++;
+		return false;
+	}
+
+	ptp->tx_start = jiffies;
+	ptp->tx_skb = skb_get(skb);
+	ptp->tx_cnt++;
+
+	return true;
+}
+
+void hclge_ptp_clean_tx_hwts(struct hclge_dev *hdev)
+{
+	struct sk_buff *skb = hdev->ptp->tx_skb;
+	struct skb_shared_hwtstamps hwts;
+	u32 hi, lo;
+	u64 ns;
+
+	ns = readl(hdev->ptp->io_base + HCLGE_PTP_TX_TS_NSEC_REG) &
+	     HCLGE_PTP_TX_TS_NSEC_MASK;
+	lo = readl(hdev->ptp->io_base + HCLGE_PTP_TX_TS_SEC_L_REG);
+	hi = readl(hdev->ptp->io_base + HCLGE_PTP_TX_TS_SEC_H_REG) &
+	     HCLGE_PTP_TX_TS_SEC_H_MASK;
+	hdev->ptp->last_tx_seqid = readl(hdev->ptp->io_base +
+		HCLGE_PTP_TX_TS_SEQID_REG);
+
+	if (skb) {
+		hdev->ptp->tx_skb = NULL;
+		hdev->ptp->tx_cleaned++;
+
+		ns += (((u64)hi) << 32 | lo) * NSEC_PER_SEC;
+		hwts.hwtstamp = ns_to_ktime(ns);
+		skb_tstamp_tx(skb, &hwts);
+		dev_kfree_skb_any(skb);
+	}
+
+	clear_bit(HCLGE_STATE_PTP_TX_HANDLING, &hdev->state);
+}
+
+void hclge_ptp_get_rx_hwts(struct hnae3_handle *handle, struct sk_buff *skb,
+			   u32 nsec, u32 sec)
+{
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	struct hclge_dev *hdev = vport->back;
+	unsigned long flags;
+	u64 ns = nsec;
+	u32 sec_h;
+
+	if (!hdev->ptp || !test_bit(HCLGE_PTP_FLAG_RX_EN, &hdev->ptp->flags))
+		return;
+
+	/* Since the BD does not have enough space for the higher 16 bits of
+	 * second, and this part will not change frequently, so read it
+	 * from register.
+	 */
+	spin_lock_irqsave(&hdev->ptp->lock, flags);
+	sec_h = readl(hdev->ptp->io_base + HCLGE_PTP_CUR_TIME_SEC_H_REG);
+	spin_unlock_irqrestore(&hdev->ptp->lock, flags);
+
+	ns += (((u64)sec_h) << HCLGE_PTP_SEC_H_OFFSET | sec) * NSEC_PER_SEC;
+	skb_hwtstamps(skb)->hwtstamp = ns_to_ktime(ns);
+	hdev->ptp->last_rx = jiffies;
+	hdev->ptp->rx_cnt++;
+}
+
+static int hclge_ptp_gettimex(struct ptp_clock_info *ptp, struct timespec64 *ts,
+			      struct ptp_system_timestamp *sts)
+{
+	struct hclge_dev *hdev = hclge_ptp_get_hdev(ptp);
+	unsigned long flags;
+	u32 hi, lo;
+	u64 ns;
+
+	spin_lock_irqsave(&hdev->ptp->lock, flags);
+	ns = readl(hdev->ptp->io_base + HCLGE_PTP_CUR_TIME_NSEC_REG);
+	hi = readl(hdev->ptp->io_base + HCLGE_PTP_CUR_TIME_SEC_H_REG);
+	lo = readl(hdev->ptp->io_base + HCLGE_PTP_CUR_TIME_SEC_L_REG);
+	spin_unlock_irqrestore(&hdev->ptp->lock, flags);
+
+	ns += (((u64)hi) << HCLGE_PTP_SEC_H_OFFSET | lo) * NSEC_PER_SEC;
+	*ts = ns_to_timespec64(ns);
+
+	return 0;
+}
+
+static int hclge_ptp_settime(struct ptp_clock_info *ptp,
+			     const struct timespec64 *ts)
+{
+	struct hclge_dev *hdev = hclge_ptp_get_hdev(ptp);
+	unsigned long flags;
+
+	spin_lock_irqsave(&hdev->ptp->lock, flags);
+	writel(ts->tv_nsec, hdev->ptp->io_base + HCLGE_PTP_TIME_NSEC_REG);
+	writel(ts->tv_sec >> HCLGE_PTP_SEC_H_OFFSET,
+	       hdev->ptp->io_base + HCLGE_PTP_TIME_SEC_H_REG);
+	writel(ts->tv_sec & HCLGE_PTP_SEC_L_MASK,
+	       hdev->ptp->io_base + HCLGE_PTP_TIME_SEC_L_REG);
+	/* synchronize the time of phc */
+	writel(HCLGE_PTP_TIME_SYNC_EN,
+	       hdev->ptp->io_base + HCLGE_PTP_TIME_SYNC_REG);
+	spin_unlock_irqrestore(&hdev->ptp->lock, flags);
+
+	return 0;
+}
+
+static int hclge_ptp_adjtime(struct ptp_clock_info *ptp, s64 delta)
+{
+	struct hclge_dev *hdev = hclge_ptp_get_hdev(ptp);
+	unsigned long flags;
+	bool is_neg = false;
+	u32 adj_val = 0;
+
+	if (delta < 0) {
+		adj_val |= HCLGE_PTP_TIME_NSEC_NEG;
+		delta = -delta;
+		is_neg = true;
+	}
+
+	if (delta > HCLGE_PTP_TIME_NSEC_MASK) {
+		struct timespec64 ts;
+		s64 ns;
+
+		hclge_ptp_gettimex(ptp, &ts, NULL);
+		ns = timespec64_to_ns(&ts);
+		ns = is_neg ? ns - delta : ns + delta;
+		ts = ns_to_timespec64(ns);
+		return hclge_ptp_settime(ptp, &ts);
+	}
+
+	adj_val |= delta & HCLGE_PTP_TIME_NSEC_MASK;
+
+	spin_lock_irqsave(&hdev->ptp->lock, flags);
+	writel(adj_val, hdev->ptp->io_base + HCLGE_PTP_TIME_NSEC_REG);
+	writel(HCLGE_PTP_TIME_ADJ_EN,
+	       hdev->ptp->io_base + HCLGE_PTP_TIME_ADJ_REG);
+	spin_unlock_irqrestore(&hdev->ptp->lock, flags);
+
+	return 0;
+}
+
+int hclge_ptp_get_cfg(struct hnae3_handle *handle,
+		      struct kernel_hwtstamp_config *config)
+{
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	struct hclge_dev *hdev = vport->back;
+
+	if (!test_bit(HCLGE_STATE_PTP_EN, &hdev->state))
+		return -EOPNOTSUPP;
+
+	*config = hdev->ptp->ts_cfg;
+	return 0;
+}
+
+static int hclge_ptp_int_en(struct hclge_dev *hdev, bool en)
+{
+	struct hclge_ptp_int_cmd *req;
+	struct hclge_desc desc;
+	int ret;
+
+	req = (struct hclge_ptp_int_cmd *)desc.data;
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PTP_INT_EN, false);
+	req->int_en = en ? 1 : 0;
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret)
+		dev_err(&hdev->pdev->dev,
+			"failed to %s ptp interrupt, ret = %d\n",
+			str_enable_disable(en), ret);
+
+	return ret;
+}
+
+int hclge_ptp_cfg_qry(struct hclge_dev *hdev, u32 *cfg)
+{
+	struct hclge_ptp_cfg_cmd *req;
+	struct hclge_desc desc;
+	int ret;
+
+	req = (struct hclge_ptp_cfg_cmd *)desc.data;
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PTP_MODE_CFG, true);
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to query ptp config, ret = %d\n", ret);
+		return ret;
+	}
+
+	*cfg = le32_to_cpu(req->cfg);
+
+	return 0;
+}
+
+static int hclge_ptp_cfg(struct hclge_dev *hdev, u32 cfg)
+{
+	struct hclge_ptp_cfg_cmd *req;
+	struct hclge_desc desc;
+	int ret;
+
+	req = (struct hclge_ptp_cfg_cmd *)desc.data;
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PTP_MODE_CFG, false);
+	req->cfg = cpu_to_le32(cfg);
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret)
+		dev_err(&hdev->pdev->dev,
+			"failed to config ptp, ret = %d\n", ret);
+
+	return ret;
+}
+
+static int hclge_ptp_set_tx_mode(struct kernel_hwtstamp_config *cfg,
+				 unsigned long *flags, u32 *ptp_cfg)
+{
+	switch (cfg->tx_type) {
+	case HWTSTAMP_TX_OFF:
+		clear_bit(HCLGE_PTP_FLAG_TX_EN, flags);
+		break;
+	case HWTSTAMP_TX_ON:
+		set_bit(HCLGE_PTP_FLAG_TX_EN, flags);
+		*ptp_cfg |= HCLGE_PTP_TX_EN_B;
+		break;
+	default:
+		return -ERANGE;
+	}
+
+	return 0;
+}
+
+static int hclge_ptp_set_rx_mode(struct kernel_hwtstamp_config *cfg,
+				 unsigned long *flags, u32 *ptp_cfg)
+{
+	int rx_filter = cfg->rx_filter;
+
+	switch (cfg->rx_filter) {
+	case HWTSTAMP_FILTER_NONE:
+		clear_bit(HCLGE_PTP_FLAG_RX_EN, flags);
+		break;
+	case HWTSTAMP_FILTER_PTP_V1_L4_SYNC:
+	case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ:
+	case HWTSTAMP_FILTER_PTP_V1_L4_EVENT:
+		set_bit(HCLGE_PTP_FLAG_RX_EN, flags);
+		*ptp_cfg |= HCLGE_PTP_RX_EN_B;
+		*ptp_cfg |= HCLGE_PTP_UDP_FULL_TYPE << HCLGE_PTP_UDP_EN_SHIFT;
+		rx_filter = HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
+		break;
+	case HWTSTAMP_FILTER_PTP_V2_EVENT:
+	case HWTSTAMP_FILTER_PTP_V2_L4_EVENT:
+	case HWTSTAMP_FILTER_PTP_V2_SYNC:
+	case HWTSTAMP_FILTER_PTP_V2_L4_SYNC:
+	case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
+	case HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ:
+	case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
+	case HWTSTAMP_FILTER_PTP_V2_L2_SYNC:
+	case HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ:
+		set_bit(HCLGE_PTP_FLAG_RX_EN, flags);
+		*ptp_cfg |= HCLGE_PTP_RX_EN_B;
+		*ptp_cfg |= HCLGE_PTP_UDP_FULL_TYPE << HCLGE_PTP_UDP_EN_SHIFT;
+		*ptp_cfg |= HCLGE_PTP_MSG1_V2_DEFAULT << HCLGE_PTP_MSG1_SHIFT;
+		*ptp_cfg |= HCLGE_PTP_MSG0_V2_EVENT << HCLGE_PTP_MSG0_SHIFT;
+		*ptp_cfg |= HCLGE_PTP_MSG_TYPE_V2 << HCLGE_PTP_MSG_TYPE_SHIFT;
+		rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
+		break;
+	case HWTSTAMP_FILTER_ALL:
+	default:
+		return -ERANGE;
+	}
+
+	cfg->rx_filter = rx_filter;
+
+	return 0;
+}
+
+static int hclge_ptp_set_ts_mode(struct hclge_dev *hdev,
+				 struct kernel_hwtstamp_config *cfg)
+{
+	unsigned long flags = hdev->ptp->flags;
+	u32 ptp_cfg = 0;
+	int ret;
+
+	if (test_bit(HCLGE_PTP_FLAG_EN, &hdev->ptp->flags))
+		ptp_cfg |= HCLGE_PTP_EN_B;
+
+	ret = hclge_ptp_set_tx_mode(cfg, &flags, &ptp_cfg);
+	if (ret)
+		return ret;
+
+	ret = hclge_ptp_set_rx_mode(cfg, &flags, &ptp_cfg);
+	if (ret)
+		return ret;
+
+	ret = hclge_ptp_cfg(hdev, ptp_cfg);
+	if (ret)
+		return ret;
+
+	hdev->ptp->flags = flags;
+	hdev->ptp->ptp_cfg = ptp_cfg;
+
+	return 0;
+}
+
+int hclge_ptp_set_cfg(struct hnae3_handle *handle,
+		      struct kernel_hwtstamp_config *config,
+		      struct netlink_ext_ack *extack)
+{
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	struct hclge_dev *hdev = vport->back;
+	int ret;
+
+	if (!test_bit(HCLGE_STATE_PTP_EN, &hdev->state)) {
+		dev_err(&hdev->pdev->dev, "phc is unsupported\n");
+		return -EOPNOTSUPP;
+	}
+
+	ret = hclge_ptp_set_ts_mode(hdev, config);
+	if (ret)
+		return ret;
+
+	hdev->ptp->ts_cfg = *config;
+
+	return 0;
+}
+
+int hclge_ptp_get_ts_info(struct hnae3_handle *handle,
+			  struct kernel_ethtool_ts_info *info)
+{
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	struct hclge_dev *hdev = vport->back;
+
+	if (!test_bit(HCLGE_STATE_PTP_EN, &hdev->state)) {
+		dev_err(&hdev->pdev->dev, "phc is unsupported\n");
+		return -EOPNOTSUPP;
+	}
+
+	info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
+				SOF_TIMESTAMPING_TX_HARDWARE |
+				SOF_TIMESTAMPING_RX_HARDWARE |
+				SOF_TIMESTAMPING_RAW_HARDWARE;
+
+	if (hdev->ptp->clock)
+		info->phc_index = ptp_clock_index(hdev->ptp->clock);
+
+	info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON);
+
+	info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
+			   BIT(HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
+			   BIT(HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
+			   BIT(HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ);
+
+	info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
+			    BIT(HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
+			    BIT(HWTSTAMP_FILTER_PTP_V2_EVENT) |
+			    BIT(HWTSTAMP_FILTER_PTP_V2_L4_EVENT) |
+			    BIT(HWTSTAMP_FILTER_PTP_V2_SYNC) |
+			    BIT(HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
+			    BIT(HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |
+			    BIT(HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ);
+
+	return 0;
+}
+
+static int hclge_ptp_create_clock(struct hclge_dev *hdev)
+{
+	struct hclge_ptp *ptp;
+
+	ptp = devm_kzalloc(&hdev->pdev->dev, sizeof(*ptp), GFP_KERNEL);
+	if (!ptp)
+		return -ENOMEM;
+
+	ptp->hdev = hdev;
+	snprintf(ptp->info.name, sizeof(ptp->info.name), "%s",
+		 HCLGE_DRIVER_NAME);
+	ptp->info.owner = THIS_MODULE;
+	ptp->info.max_adj = HCLGE_PTP_CYCLE_ADJ_MAX;
+	ptp->info.n_ext_ts = 0;
+	ptp->info.pps = 0;
+	ptp->info.adjfine = hclge_ptp_adjfine;
+	ptp->info.adjtime = hclge_ptp_adjtime;
+	ptp->info.gettimex64 = hclge_ptp_gettimex;
+	ptp->info.settime64 = hclge_ptp_settime;
+
+	ptp->info.n_alarm = 0;
+
+	spin_lock_init(&ptp->lock);
+	ptp->io_base = hdev->hw.hw.io_base + HCLGE_PTP_REG_OFFSET;
+	ptp->ts_cfg.rx_filter = HWTSTAMP_FILTER_NONE;
+	ptp->ts_cfg.tx_type = HWTSTAMP_TX_OFF;
+	hdev->ptp = ptp;
+
+	ptp->clock = ptp_clock_register(&ptp->info, &hdev->pdev->dev);
+	if (IS_ERR(ptp->clock)) {
+		dev_err(&hdev->pdev->dev,
+			"%d failed to register ptp clock, ret = %ld\n",
+			ptp->info.n_alarm, PTR_ERR(ptp->clock));
+		return -ENODEV;
+	} else if (!ptp->clock) {
+		dev_err(&hdev->pdev->dev, "failed to register ptp clock\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static void hclge_ptp_destroy_clock(struct hclge_dev *hdev)
+{
+	ptp_clock_unregister(hdev->ptp->clock);
+	hdev->ptp->clock = NULL;
+	devm_kfree(&hdev->pdev->dev, hdev->ptp);
+	hdev->ptp = NULL;
+}
+
+int hclge_ptp_init(struct hclge_dev *hdev)
+{
+	struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
+	struct timespec64 ts;
+	int ret;
+
+	if (!test_bit(HNAE3_DEV_SUPPORT_PTP_B, ae_dev->caps))
+		return 0;
+
+	if (!hdev->ptp) {
+		ret = hclge_ptp_create_clock(hdev);
+		if (ret)
+			return ret;
+
+		ret = hclge_ptp_get_cycle(hdev);
+		if (ret)
+			goto out;
+	}
+
+	ret = hclge_ptp_int_en(hdev, true);
+	if (ret)
+		goto out;
+
+	set_bit(HCLGE_PTP_FLAG_EN, &hdev->ptp->flags);
+	ret = hclge_ptp_adjfine(&hdev->ptp->info, 0);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to init freq, ret = %d\n", ret);
+		goto out_clear_int;
+	}
+
+	ret = hclge_ptp_set_ts_mode(hdev, &hdev->ptp->ts_cfg);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to init ts mode, ret = %d\n", ret);
+		goto out_clear_int;
+	}
+
+	ktime_get_real_ts64(&ts);
+	ret = hclge_ptp_settime(&hdev->ptp->info, &ts);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to init ts time, ret = %d\n", ret);
+		goto out_clear_int;
+	}
+
+	set_bit(HCLGE_STATE_PTP_EN, &hdev->state);
+	dev_info(&hdev->pdev->dev, "phc initializes ok!\n");
+
+	return 0;
+
+out_clear_int:
+	clear_bit(HCLGE_PTP_FLAG_EN, &hdev->ptp->flags);
+	hclge_ptp_int_en(hdev, false);
+out:
+	hclge_ptp_destroy_clock(hdev);
+
+	return ret;
+}
+
+void hclge_ptp_uninit(struct hclge_dev *hdev)
+{
+	struct hclge_ptp *ptp = hdev->ptp;
+
+	if (!ptp)
+		return;
+
+	hclge_ptp_int_en(hdev, false);
+	clear_bit(HCLGE_STATE_PTP_EN, &hdev->state);
+	clear_bit(HCLGE_PTP_FLAG_EN, &ptp->flags);
+	ptp->ts_cfg.rx_filter = HWTSTAMP_FILTER_NONE;
+	ptp->ts_cfg.tx_type = HWTSTAMP_TX_OFF;
+
+	if (hclge_ptp_set_ts_mode(hdev, &ptp->ts_cfg))
+		dev_err(&hdev->pdev->dev, "failed to disable phc\n");
+
+	if (ptp->tx_skb) {
+		struct sk_buff *skb = ptp->tx_skb;
+
+		ptp->tx_skb = NULL;
+		dev_kfree_skb_any(skb);
+	}
+
+	hclge_ptp_destroy_clock(hdev);
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_ptp.h

@@ -0,0 +1,146 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+// Copyright (c) 2021 Hisilicon Limited.
+
+#ifndef __HCLGE_PTP_H
+#define __HCLGE_PTP_H
+
+#include <linux/ptp_clock_kernel.h>
+#include <linux/net_tstamp.h>
+#include <linux/types.h>
+
+struct hclge_dev;
+struct ifreq;
+
+#define HCLGE_PTP_REG_OFFSET	0x29000
+
+#define HCLGE_PTP_TX_TS_SEQID_REG	0x0
+#define HCLGE_PTP_TX_TS_NSEC_REG	0x4
+#define HCLGE_PTP_TX_TS_NSEC_MASK	GENMASK(29, 0)
+#define HCLGE_PTP_TX_TS_SEC_L_REG	0x8
+#define HCLGE_PTP_TX_TS_SEC_H_REG	0xC
+#define HCLGE_PTP_TX_TS_SEC_H_MASK	GENMASK(15, 0)
+#define HCLGE_PTP_TX_TS_CNT_REG		0x30
+
+#define HCLGE_PTP_TIME_SEC_H_REG	0x50
+#define HCLGE_PTP_TIME_SEC_H_MASK	GENMASK(15, 0)
+#define HCLGE_PTP_TIME_SEC_L_REG	0x54
+#define HCLGE_PTP_TIME_NSEC_REG		0x58
+#define HCLGE_PTP_TIME_NSEC_MASK	0x3fffffffLL
+#define HCLGE_PTP_TIME_NSEC_NEG		BIT(31)
+#define HCLGE_PTP_TIME_SYNC_REG		0x5C
+#define HCLGE_PTP_TIME_SYNC_EN		BIT(0)
+#define HCLGE_PTP_TIME_ADJ_REG		0x60
+#define HCLGE_PTP_TIME_ADJ_EN		BIT(0)
+#define HCLGE_PTP_CYCLE_QUO_REG		0x64
+#define HCLGE_PTP_CYCLE_QUO_MASK	GENMASK(7, 0)
+#define HCLGE_PTP_CYCLE_DEN_REG		0x68
+#define HCLGE_PTP_CYCLE_NUM_REG		0x6C
+#define HCLGE_PTP_CYCLE_CFG_REG		0x70
+#define HCLGE_PTP_CYCLE_ADJ_EN		BIT(0)
+#define HCLGE_PTP_CUR_TIME_SEC_H_REG	0x74
+#define HCLGE_PTP_CUR_TIME_SEC_L_REG	0x78
+#define HCLGE_PTP_CUR_TIME_NSEC_REG	0x7C
+
+#define HCLGE_PTP_CYCLE_ADJ_MAX		500000000
+#define HCLGE_PTP_SEC_H_OFFSET		32u
+#define HCLGE_PTP_SEC_L_MASK		GENMASK(31, 0)
+
+#define HCLGE_PTP_FLAG_EN		0
+#define HCLGE_PTP_FLAG_TX_EN		1
+#define HCLGE_PTP_FLAG_RX_EN		2
+
+struct hclge_ptp_cycle {
+	u32 quo;
+	u32 numer;
+	u32 den;
+};
+
+struct hclge_ptp {
+	struct hclge_dev *hdev;
+	struct ptp_clock *clock;
+	struct sk_buff *tx_skb;
+	unsigned long flags;
+	void __iomem *io_base;
+	struct ptp_clock_info info;
+	struct kernel_hwtstamp_config ts_cfg;
+	spinlock_t lock;	/* protects ptp registers */
+	u32 ptp_cfg;
+	u32 last_tx_seqid;
+	struct hclge_ptp_cycle cycle;
+	unsigned long tx_start;
+	unsigned long tx_cnt;
+	unsigned long tx_skipped;
+	unsigned long tx_cleaned;
+	unsigned long last_rx;
+	unsigned long rx_cnt;
+	unsigned long tx_timeout;
+};
+
+struct hclge_ptp_int_cmd {
+#define HCLGE_PTP_INT_EN_B	BIT(0)
+
+	u8 int_en;
+	u8 rsvd[23];
+};
+
+enum hclge_ptp_udp_type {
+	HCLGE_PTP_UDP_NOT_TYPE,
+	HCLGE_PTP_UDP_P13F_TYPE,
+	HCLGE_PTP_UDP_P140_TYPE,
+	HCLGE_PTP_UDP_FULL_TYPE,
+};
+
+enum hclge_ptp_msg_type {
+	HCLGE_PTP_MSG_TYPE_V2_L2,
+	HCLGE_PTP_MSG_TYPE_V2,
+	HCLGE_PTP_MSG_TYPE_V2_EVENT,
+};
+
+enum hclge_ptp_msg0_type {
+	HCLGE_PTP_MSG0_V2_DELAY_REQ = 1,
+	HCLGE_PTP_MSG0_V2_PDELAY_REQ,
+	HCLGE_PTP_MSG0_V2_DELAY_RESP,
+	HCLGE_PTP_MSG0_V2_EVENT = 0xF,
+};
+
+#define HCLGE_PTP_MSG1_V2_DEFAULT	1
+
+struct hclge_ptp_cfg_cmd {
+#define HCLGE_PTP_EN_B			BIT(0)
+#define HCLGE_PTP_TX_EN_B		BIT(1)
+#define HCLGE_PTP_RX_EN_B		BIT(2)
+#define HCLGE_PTP_UDP_EN_SHIFT		3
+#define HCLGE_PTP_UDP_EN_MASK		GENMASK(4, 3)
+#define HCLGE_PTP_MSG_TYPE_SHIFT	8
+#define HCLGE_PTP_MSG_TYPE_MASK		GENMASK(9, 8)
+#define HCLGE_PTP_MSG1_SHIFT		16
+#define HCLGE_PTP_MSG1_MASK		GENMASK(19, 16)
+#define HCLGE_PTP_MSG0_SHIFT		24
+#define HCLGE_PTP_MSG0_MASK		GENMASK(27, 24)
+
+	__le32 cfg;
+	u8 rsvd[20];
+};
+
+static inline struct hclge_dev *hclge_ptp_get_hdev(struct ptp_clock_info *info)
+{
+	struct hclge_ptp *ptp = container_of(info, struct hclge_ptp, info);
+
+	return ptp->hdev;
+}
+
+bool hclge_ptp_set_tx_info(struct hnae3_handle *handle, struct sk_buff *skb);
+void hclge_ptp_clean_tx_hwts(struct hclge_dev *hdev);
+void hclge_ptp_get_rx_hwts(struct hnae3_handle *handle, struct sk_buff *skb,
+			   u32 nsec, u32 sec);
+int hclge_ptp_get_cfg(struct hnae3_handle *handle,
+		      struct kernel_hwtstamp_config *config);
+int hclge_ptp_set_cfg(struct hnae3_handle *handle,
+		      struct kernel_hwtstamp_config *config,
+		      struct netlink_ext_ack *extack);
+int hclge_ptp_init(struct hclge_dev *hdev);
+void hclge_ptp_uninit(struct hclge_dev *hdev);
+int hclge_ptp_get_ts_info(struct hnae3_handle *handle,
+			  struct kernel_ethtool_ts_info *info);
+int hclge_ptp_cfg_qry(struct hclge_dev *hdev, u32 *cfg);
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_regs.c

@@ -0,0 +1,669 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2023 Hisilicon Limited.
+
+#include "hclge_cmd.h"
+#include "hclge_main.h"
+#include "hclge_regs.h"
+#include "hnae3.h"
+
+static const u32 cmdq_reg_addr_list[] = {HCLGE_COMM_NIC_CSQ_BASEADDR_L_REG,
+					 HCLGE_COMM_NIC_CSQ_BASEADDR_H_REG,
+					 HCLGE_COMM_NIC_CSQ_DEPTH_REG,
+					 HCLGE_COMM_NIC_CSQ_TAIL_REG,
+					 HCLGE_COMM_NIC_CSQ_HEAD_REG,
+					 HCLGE_COMM_NIC_CRQ_BASEADDR_L_REG,
+					 HCLGE_COMM_NIC_CRQ_BASEADDR_H_REG,
+					 HCLGE_COMM_NIC_CRQ_DEPTH_REG,
+					 HCLGE_COMM_NIC_CRQ_TAIL_REG,
+					 HCLGE_COMM_NIC_CRQ_HEAD_REG,
+					 HCLGE_COMM_VECTOR0_CMDQ_SRC_REG,
+					 HCLGE_COMM_CMDQ_INTR_STS_REG,
+					 HCLGE_COMM_CMDQ_INTR_EN_REG,
+					 HCLGE_COMM_CMDQ_INTR_GEN_REG};
+
+static const u32 common_reg_addr_list[] = {HCLGE_MISC_VECTOR_REG_BASE,
+					   HCLGE_PF_OTHER_INT_REG,
+					   HCLGE_MISC_RESET_STS_REG,
+					   HCLGE_MISC_VECTOR_INT_STS,
+					   HCLGE_GLOBAL_RESET_REG,
+					   HCLGE_FUN_RST_ING,
+					   HCLGE_GRO_EN_REG};
+
+static const u32 ring_reg_addr_list[] = {HCLGE_RING_RX_ADDR_L_REG,
+					 HCLGE_RING_RX_ADDR_H_REG,
+					 HCLGE_RING_RX_BD_NUM_REG,
+					 HCLGE_RING_RX_BD_LENGTH_REG,
+					 HCLGE_RING_RX_MERGE_EN_REG,
+					 HCLGE_RING_RX_TAIL_REG,
+					 HCLGE_RING_RX_HEAD_REG,
+					 HCLGE_RING_RX_FBD_NUM_REG,
+					 HCLGE_RING_RX_OFFSET_REG,
+					 HCLGE_RING_RX_FBD_OFFSET_REG,
+					 HCLGE_RING_RX_STASH_REG,
+					 HCLGE_RING_RX_BD_ERR_REG,
+					 HCLGE_RING_TX_ADDR_L_REG,
+					 HCLGE_RING_TX_ADDR_H_REG,
+					 HCLGE_RING_TX_BD_NUM_REG,
+					 HCLGE_RING_TX_PRIORITY_REG,
+					 HCLGE_RING_TX_TC_REG,
+					 HCLGE_RING_TX_MERGE_EN_REG,
+					 HCLGE_RING_TX_TAIL_REG,
+					 HCLGE_RING_TX_HEAD_REG,
+					 HCLGE_RING_TX_FBD_NUM_REG,
+					 HCLGE_RING_TX_OFFSET_REG,
+					 HCLGE_RING_TX_EBD_NUM_REG,
+					 HCLGE_RING_TX_EBD_OFFSET_REG,
+					 HCLGE_RING_TX_BD_ERR_REG,
+					 HCLGE_RING_EN_REG};
+
+static const u32 tqp_intr_reg_addr_list[] = {HCLGE_TQP_INTR_CTRL_REG,
+					     HCLGE_TQP_INTR_GL0_REG,
+					     HCLGE_TQP_INTR_GL1_REG,
+					     HCLGE_TQP_INTR_GL2_REG,
+					     HCLGE_TQP_INTR_RL_REG};
+
+/* Get DFX BD number offset */
+#define HCLGE_DFX_BIOS_BD_OFFSET        1
+#define HCLGE_DFX_SSU_0_BD_OFFSET       2
+#define HCLGE_DFX_SSU_1_BD_OFFSET       3
+#define HCLGE_DFX_IGU_BD_OFFSET         4
+#define HCLGE_DFX_RPU_0_BD_OFFSET       5
+#define HCLGE_DFX_RPU_1_BD_OFFSET       6
+#define HCLGE_DFX_NCSI_BD_OFFSET        7
+#define HCLGE_DFX_RTC_BD_OFFSET         8
+#define HCLGE_DFX_PPP_BD_OFFSET         9
+#define HCLGE_DFX_RCB_BD_OFFSET         10
+#define HCLGE_DFX_TQP_BD_OFFSET         11
+#define HCLGE_DFX_SSU_2_BD_OFFSET       12
+
+static const u32 hclge_dfx_bd_offset_list[] = {
+	HCLGE_DFX_BIOS_BD_OFFSET,
+	HCLGE_DFX_SSU_0_BD_OFFSET,
+	HCLGE_DFX_SSU_1_BD_OFFSET,
+	HCLGE_DFX_IGU_BD_OFFSET,
+	HCLGE_DFX_RPU_0_BD_OFFSET,
+	HCLGE_DFX_RPU_1_BD_OFFSET,
+	HCLGE_DFX_NCSI_BD_OFFSET,
+	HCLGE_DFX_RTC_BD_OFFSET,
+	HCLGE_DFX_PPP_BD_OFFSET,
+	HCLGE_DFX_RCB_BD_OFFSET,
+	HCLGE_DFX_TQP_BD_OFFSET,
+	HCLGE_DFX_SSU_2_BD_OFFSET
+};
+
+static const enum hclge_opcode_type hclge_dfx_reg_opcode_list[] = {
+	HCLGE_OPC_DFX_BIOS_COMMON_REG,
+	HCLGE_OPC_DFX_SSU_REG_0,
+	HCLGE_OPC_DFX_SSU_REG_1,
+	HCLGE_OPC_DFX_IGU_EGU_REG,
+	HCLGE_OPC_DFX_RPU_REG_0,
+	HCLGE_OPC_DFX_RPU_REG_1,
+	HCLGE_OPC_DFX_NCSI_REG,
+	HCLGE_OPC_DFX_RTC_REG,
+	HCLGE_OPC_DFX_PPP_REG,
+	HCLGE_OPC_DFX_RCB_REG,
+	HCLGE_OPC_DFX_TQP_REG,
+	HCLGE_OPC_DFX_SSU_REG_2
+};
+
+enum hclge_reg_tag {
+	HCLGE_REG_TAG_CMDQ = 0,
+	HCLGE_REG_TAG_COMMON,
+	HCLGE_REG_TAG_RING,
+	HCLGE_REG_TAG_TQP_INTR,
+	HCLGE_REG_TAG_QUERY_32_BIT,
+	HCLGE_REG_TAG_QUERY_64_BIT,
+	HCLGE_REG_TAG_DFX_BIOS_COMMON,
+	HCLGE_REG_TAG_DFX_SSU_0,
+	HCLGE_REG_TAG_DFX_SSU_1,
+	HCLGE_REG_TAG_DFX_IGU_EGU,
+	HCLGE_REG_TAG_DFX_RPU_0,
+	HCLGE_REG_TAG_DFX_RPU_1,
+	HCLGE_REG_TAG_DFX_NCSI,
+	HCLGE_REG_TAG_DFX_RTC,
+	HCLGE_REG_TAG_DFX_PPP,
+	HCLGE_REG_TAG_DFX_RCB,
+	HCLGE_REG_TAG_DFX_TQP,
+	HCLGE_REG_TAG_DFX_SSU_2,
+	HCLGE_REG_TAG_RPU_TNL,
+};
+
+#pragma pack(4)
+struct hclge_reg_tlv {
+	u16 tag;
+	u16 len;
+};
+
+struct hclge_reg_header {
+	u64 magic_number;
+	u8 is_vf;
+	u8 rsv[7];
+};
+
+#pragma pack()
+
+#define HCLGE_REG_TLV_SIZE	sizeof(struct hclge_reg_tlv)
+#define HCLGE_REG_HEADER_SIZE	sizeof(struct hclge_reg_header)
+#define HCLGE_REG_TLV_SPACE	(sizeof(struct hclge_reg_tlv) / sizeof(u32))
+#define HCLGE_REG_HEADER_SPACE	(sizeof(struct hclge_reg_header) / sizeof(u32))
+#define HCLGE_REG_MAGIC_NUMBER	0x686e733372656773 /* meaning is hns3regs */
+
+#define HCLGE_REG_RPU_TNL_ID_0	1
+
+static u32 hclge_reg_get_header(void *data)
+{
+	struct hclge_reg_header *header = data;
+
+	header->magic_number = HCLGE_REG_MAGIC_NUMBER;
+	header->is_vf = 0x0;
+
+	return HCLGE_REG_HEADER_SPACE;
+}
+
+static u32 hclge_reg_get_tlv(u32 tag, u32 regs_num, void *data)
+{
+	struct hclge_reg_tlv *tlv = data;
+
+	tlv->tag = tag;
+	tlv->len = regs_num * sizeof(u32) + HCLGE_REG_TLV_SIZE;
+
+	return HCLGE_REG_TLV_SPACE;
+}
+
+static int hclge_get_32_bit_regs(struct hclge_dev *hdev, u32 regs_num,
+				 void *data)
+{
+#define HCLGE_32_BIT_REG_RTN_DATANUM 8
+#define HCLGE_32_BIT_DESC_NODATA_LEN 2
+
+	struct hclge_desc *desc;
+	u32 *reg_val = data;
+	__le32 *desc_data;
+	int nodata_num;
+	int cmd_num;
+	int i, k, n;
+	int ret;
+
+	if (regs_num == 0)
+		return 0;
+
+	nodata_num = HCLGE_32_BIT_DESC_NODATA_LEN;
+	cmd_num = DIV_ROUND_UP(regs_num + nodata_num,
+			       HCLGE_32_BIT_REG_RTN_DATANUM);
+	desc = kzalloc_objs(struct hclge_desc, cmd_num);
+	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 - nodata_num;
+		} 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
+#define HCLGE_64_BIT_DESC_NODATA_LEN 1
+
+	struct hclge_desc *desc;
+	u64 *reg_val = data;
+	__le64 *desc_data;
+	int nodata_len;
+	int cmd_num;
+	int i, k, n;
+	int ret;
+
+	if (regs_num == 0)
+		return 0;
+
+	nodata_len = HCLGE_64_BIT_DESC_NODATA_LEN;
+	cmd_num = DIV_ROUND_UP(regs_num + nodata_len,
+			       HCLGE_64_BIT_REG_RTN_DATANUM);
+	desc = kzalloc_objs(struct hclge_desc, cmd_num);
+	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 - nodata_len;
+		} 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;
+}
+
+int hclge_query_bd_num_cmd_send(struct hclge_dev *hdev, struct hclge_desc *desc)
+{
+	int i;
+
+	/* initialize command BD except the last one */
+	for (i = 0; i < HCLGE_GET_DFX_REG_TYPE_CNT - 1; i++) {
+		hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_DFX_BD_NUM,
+					   true);
+		desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
+	}
+
+	/* initialize the last command BD */
+	hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_DFX_BD_NUM, true);
+
+	return hclge_cmd_send(&hdev->hw, desc, HCLGE_GET_DFX_REG_TYPE_CNT);
+}
+
+static int hclge_get_dfx_reg_bd_num(struct hclge_dev *hdev,
+				    int *bd_num_list,
+				    u32 type_num)
+{
+	u32 entries_per_desc, desc_index, index, offset, i;
+	struct hclge_desc desc[HCLGE_GET_DFX_REG_TYPE_CNT];
+	int ret;
+
+	ret = hclge_query_bd_num_cmd_send(hdev, desc);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"Get dfx bd num fail, status is %d.\n", ret);
+		return ret;
+	}
+
+	entries_per_desc = ARRAY_SIZE(desc[0].data);
+	for (i = 0; i < type_num; i++) {
+		offset = hclge_dfx_bd_offset_list[i];
+		index = offset % entries_per_desc;
+		desc_index = offset / entries_per_desc;
+		bd_num_list[i] = le32_to_cpu(desc[desc_index].data[index]);
+	}
+
+	return ret;
+}
+
+static int hclge_dfx_reg_cmd_send(struct hclge_dev *hdev,
+				  struct hclge_desc *desc_src, int bd_num,
+				  enum hclge_opcode_type cmd)
+{
+	struct hclge_desc *desc = desc_src;
+	int i, ret;
+
+	hclge_cmd_setup_basic_desc(desc, cmd, true);
+	for (i = 0; i < bd_num - 1; i++) {
+		desc->flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
+		desc++;
+		hclge_cmd_setup_basic_desc(desc, cmd, true);
+	}
+
+	desc = desc_src;
+	ret = hclge_cmd_send(&hdev->hw, desc, bd_num);
+	if (ret)
+		dev_err(&hdev->pdev->dev,
+			"Query dfx reg cmd(0x%x) send fail, status is %d.\n",
+			cmd, ret);
+
+	return ret;
+}
+
+/* tnl_id = 0 means get sum of all tnl reg's value */
+static int hclge_dfx_reg_rpu_tnl_cmd_send(struct hclge_dev *hdev, u32 tnl_id,
+					  struct hclge_desc *desc, int bd_num)
+{
+	int i, ret;
+
+	for (i = 0; i < bd_num; i++) {
+		hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_DFX_RPU_REG_0,
+					   true);
+		if (i != bd_num - 1)
+			desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
+	}
+
+	desc[0].data[0] = cpu_to_le32(tnl_id);
+	ret = hclge_cmd_send(&hdev->hw, desc, bd_num);
+	if (ret)
+		dev_err(&hdev->pdev->dev,
+			"failed to query dfx rpu tnl reg, ret = %d\n",
+			ret);
+	return ret;
+}
+
+static int hclge_dfx_reg_fetch_data(struct hclge_desc *desc_src, int bd_num,
+				    void *data)
+{
+	int entries_per_desc, reg_num, desc_index, index, i;
+	struct hclge_desc *desc = desc_src;
+	u32 *reg = data;
+
+	entries_per_desc = ARRAY_SIZE(desc->data);
+	reg_num = entries_per_desc * bd_num;
+	for (i = 0; i < reg_num; i++) {
+		index = i % entries_per_desc;
+		desc_index = i / entries_per_desc;
+		*reg++ = le32_to_cpu(desc[desc_index].data[index]);
+	}
+
+	return reg_num;
+}
+
+static int hclge_get_dfx_reg_len(struct hclge_dev *hdev, int *len)
+{
+	u32 dfx_reg_type_num = ARRAY_SIZE(hclge_dfx_bd_offset_list);
+	struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
+	int data_len_per_desc;
+	int *bd_num_list;
+	int ret;
+	u32 i;
+
+	bd_num_list = kzalloc_objs(int, dfx_reg_type_num);
+	if (!bd_num_list)
+		return -ENOMEM;
+
+	ret = hclge_get_dfx_reg_bd_num(hdev, bd_num_list, dfx_reg_type_num);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"Get dfx reg bd num fail, status is %d.\n", ret);
+		goto out;
+	}
+
+	data_len_per_desc = sizeof_field(struct hclge_desc, data);
+	*len = 0;
+	for (i = 0; i < dfx_reg_type_num; i++)
+		*len += bd_num_list[i] * data_len_per_desc + HCLGE_REG_TLV_SIZE;
+
+	/**
+	 * the num of dfx_rpu_0 is reused by each dfx_rpu_tnl
+	 * HCLGE_DFX_BD_OFFSET is starting at 1, but the array subscript is
+	 * starting at 0, so offset need '- 1'.
+	 */
+	*len += (bd_num_list[HCLGE_DFX_RPU_0_BD_OFFSET - 1] * data_len_per_desc +
+		 HCLGE_REG_TLV_SIZE) * ae_dev->dev_specs.tnl_num;
+
+out:
+	kfree(bd_num_list);
+	return ret;
+}
+
+static int hclge_get_dfx_rpu_tnl_reg(struct hclge_dev *hdev, u32 *reg,
+				     struct hclge_desc *desc_src,
+				     int bd_num)
+{
+	struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
+	int ret = 0;
+	u8 i;
+
+	for (i = HCLGE_REG_RPU_TNL_ID_0; i <= ae_dev->dev_specs.tnl_num; i++) {
+		ret = hclge_dfx_reg_rpu_tnl_cmd_send(hdev, i, desc_src, bd_num);
+		if (ret)
+			break;
+
+		reg += hclge_reg_get_tlv(HCLGE_REG_TAG_RPU_TNL,
+					 ARRAY_SIZE(desc_src->data) * bd_num,
+					 reg);
+		reg += hclge_dfx_reg_fetch_data(desc_src, bd_num, reg);
+	}
+
+	return ret;
+}
+
+static int hclge_get_dfx_reg(struct hclge_dev *hdev, void *data)
+{
+	u32 dfx_reg_type_num = ARRAY_SIZE(hclge_dfx_bd_offset_list);
+	int bd_num, bd_num_max, buf_len;
+	struct hclge_desc *desc_src;
+	int *bd_num_list;
+	u32 *reg = data;
+	int ret;
+	u32 i;
+
+	bd_num_list = kzalloc_objs(int, dfx_reg_type_num);
+	if (!bd_num_list)
+		return -ENOMEM;
+
+	ret = hclge_get_dfx_reg_bd_num(hdev, bd_num_list, dfx_reg_type_num);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"Get dfx reg bd num fail, status is %d.\n", ret);
+		goto out;
+	}
+
+	bd_num_max = bd_num_list[0];
+	for (i = 1; i < dfx_reg_type_num; i++)
+		bd_num_max = max_t(int, bd_num_max, bd_num_list[i]);
+
+	buf_len = sizeof(*desc_src) * bd_num_max;
+	desc_src = kzalloc(buf_len, GFP_KERNEL);
+	if (!desc_src) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	for (i = 0; i < dfx_reg_type_num; i++) {
+		bd_num = bd_num_list[i];
+		ret = hclge_dfx_reg_cmd_send(hdev, desc_src, bd_num,
+					     hclge_dfx_reg_opcode_list[i]);
+		if (ret) {
+			dev_err(&hdev->pdev->dev,
+				"Get dfx reg fail, status is %d.\n", ret);
+			goto free;
+		}
+
+		reg += hclge_reg_get_tlv(HCLGE_REG_TAG_DFX_BIOS_COMMON + i,
+					 ARRAY_SIZE(desc_src->data) * bd_num,
+					 reg);
+		reg += hclge_dfx_reg_fetch_data(desc_src, bd_num, reg);
+	}
+
+	/**
+	 * HCLGE_DFX_BD_OFFSET is starting at 1, but the array subscript is
+	 * starting at 0, so offset need '- 1'.
+	 */
+	bd_num = bd_num_list[HCLGE_DFX_RPU_0_BD_OFFSET - 1];
+	ret = hclge_get_dfx_rpu_tnl_reg(hdev, reg, desc_src, bd_num);
+
+free:
+	kfree(desc_src);
+out:
+	kfree(bd_num_list);
+	return ret;
+}
+
+static int hclge_fetch_pf_reg(struct hclge_dev *hdev, void *data,
+			      struct hnae3_knic_private_info *kinfo)
+{
+#define HCLGE_RING_INT_REG_OFFSET	0x4
+
+	struct hnae3_queue *tqp;
+	int i, j, reg_num;
+	int data_num_sum;
+	u32 *reg = data;
+
+	/* fetching per-PF registers valus from PF PCIe register space */
+	reg_num = ARRAY_SIZE(cmdq_reg_addr_list);
+	reg += hclge_reg_get_tlv(HCLGE_REG_TAG_CMDQ, reg_num, reg);
+	for (i = 0; i < reg_num; i++)
+		*reg++ = hclge_read_dev(&hdev->hw, cmdq_reg_addr_list[i]);
+	data_num_sum = reg_num + HCLGE_REG_TLV_SPACE;
+
+	reg_num = ARRAY_SIZE(common_reg_addr_list);
+	reg += hclge_reg_get_tlv(HCLGE_REG_TAG_COMMON, reg_num, reg);
+	for (i = 0; i < reg_num; i++)
+		*reg++ = hclge_read_dev(&hdev->hw, common_reg_addr_list[i]);
+	data_num_sum += reg_num + HCLGE_REG_TLV_SPACE;
+
+	reg_num = ARRAY_SIZE(ring_reg_addr_list);
+	for (j = 0; j < kinfo->num_tqps; j++) {
+		reg += hclge_reg_get_tlv(HCLGE_REG_TAG_RING, reg_num, reg);
+		tqp = kinfo->tqp[j];
+		for (i = 0; i < reg_num; i++)
+			*reg++ = readl_relaxed(tqp->io_base -
+					       HCLGE_TQP_REG_OFFSET +
+					       ring_reg_addr_list[i]);
+	}
+	data_num_sum += (reg_num + HCLGE_REG_TLV_SPACE) * kinfo->num_tqps;
+
+	reg_num = ARRAY_SIZE(tqp_intr_reg_addr_list);
+	for (j = 0; j < hdev->num_msi_used - 1; j++) {
+		reg += hclge_reg_get_tlv(HCLGE_REG_TAG_TQP_INTR, reg_num, reg);
+		for (i = 0; i < reg_num; i++)
+			*reg++ = hclge_read_dev(&hdev->hw,
+						tqp_intr_reg_addr_list[i] +
+						HCLGE_RING_INT_REG_OFFSET * j);
+	}
+	data_num_sum += (reg_num + HCLGE_REG_TLV_SPACE) *
+			(hdev->num_msi_used - 1);
+
+	return data_num_sum;
+}
+
+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;
+}
+
+int hclge_get_regs_len(struct hnae3_handle *handle)
+{
+	struct hnae3_knic_private_info *kinfo = &handle->kinfo;
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	int regs_num_32_bit, regs_num_64_bit, dfx_regs_len;
+	int cmdq_len, common_len, ring_len, tqp_intr_len;
+	int regs_len_32_bit, regs_len_64_bit;
+	struct hclge_dev *hdev = vport->back;
+	int ret;
+
+	ret = hclge_get_regs_num(hdev, &regs_num_32_bit, &regs_num_64_bit);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"Get register number failed, ret = %d.\n", ret);
+		return ret;
+	}
+
+	ret = hclge_get_dfx_reg_len(hdev, &dfx_regs_len);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"Get dfx reg len failed, ret = %d.\n", ret);
+		return ret;
+	}
+
+	cmdq_len = HCLGE_REG_TLV_SIZE + sizeof(cmdq_reg_addr_list);
+	common_len = HCLGE_REG_TLV_SIZE + sizeof(common_reg_addr_list);
+	ring_len = HCLGE_REG_TLV_SIZE + sizeof(ring_reg_addr_list);
+	tqp_intr_len = HCLGE_REG_TLV_SIZE + sizeof(tqp_intr_reg_addr_list);
+	regs_len_32_bit = HCLGE_REG_TLV_SIZE + regs_num_32_bit * sizeof(u32);
+	regs_len_64_bit = HCLGE_REG_TLV_SIZE + regs_num_64_bit * sizeof(u64);
+
+	/* return the total length of all register values */
+	return HCLGE_REG_HEADER_SIZE + cmdq_len + common_len + ring_len *
+		kinfo->num_tqps + tqp_intr_len * (hdev->num_msi_used - 1) +
+		regs_len_32_bit + regs_len_64_bit + dfx_regs_len;
+}
+
+void hclge_get_regs(struct hnae3_handle *handle, u32 *version,
+		    void *data)
+{
+#define HCLGE_REG_64_BIT_SPACE_MULTIPLE		2
+
+	struct hnae3_knic_private_info *kinfo = &handle->kinfo;
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	struct hclge_dev *hdev = vport->back;
+	u32 regs_num_32_bit, regs_num_64_bit;
+	u32 *reg = data;
+	int ret;
+
+	*version = hdev->fw_version;
+
+	ret = hclge_get_regs_num(hdev, &regs_num_32_bit, &regs_num_64_bit);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"Get register number failed, ret = %d.\n", ret);
+		return;
+	}
+
+	reg += hclge_reg_get_header(reg);
+	reg += hclge_fetch_pf_reg(hdev, reg, kinfo);
+
+	reg += hclge_reg_get_tlv(HCLGE_REG_TAG_QUERY_32_BIT,
+				 regs_num_32_bit, reg);
+	ret = hclge_get_32_bit_regs(hdev, regs_num_32_bit, reg);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"Get 32 bit register failed, ret = %d.\n", ret);
+		return;
+	}
+	reg += regs_num_32_bit;
+
+	reg += hclge_reg_get_tlv(HCLGE_REG_TAG_QUERY_64_BIT,
+				 regs_num_64_bit *
+				 HCLGE_REG_64_BIT_SPACE_MULTIPLE, reg);
+	ret = hclge_get_64_bit_regs(hdev, regs_num_64_bit, reg);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"Get 64 bit register failed, ret = %d.\n", ret);
+		return;
+	}
+	reg += regs_num_64_bit * HCLGE_REG_64_BIT_SPACE_MULTIPLE;
+
+	ret = hclge_get_dfx_reg(hdev, reg);
+	if (ret)
+		dev_err(&hdev->pdev->dev,
+			"Get dfx register failed, ret = %d.\n", ret);
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_regs.h

@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+// Copyright (c) 2023 Hisilicon Limited.
+
+#ifndef __HCLGE_REGS_H
+#define __HCLGE_REGS_H
+#include <linux/types.h>
+#include "hclge_comm_cmd.h"
+
+struct hnae3_handle;
+struct hclge_dev;
+
+int hclge_query_bd_num_cmd_send(struct hclge_dev *hdev,
+				struct hclge_desc *desc);
+int hclge_get_regs_len(struct hnae3_handle *handle);
+void hclge_get_regs(struct hnae3_handle *handle, u32 *version,
+		    void *data);
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h

@@ -0,0 +1,281 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+// Copyright (c) 2016-2017 Hisilicon Limited.
+
+#ifndef __HCLGE_TM_H
+#define __HCLGE_TM_H
+
+#include <linux/types.h>
+
+#include "hnae3.h"
+
+struct hclge_dev;
+struct hclge_vport;
+enum hclge_opcode_type;
+
+/* MAC Pause */
+#define HCLGE_TX_MAC_PAUSE_EN_MSK	BIT(0)
+#define HCLGE_RX_MAC_PAUSE_EN_MSK	BIT(1)
+
+#define HCLGE_TM_PORT_BASE_MODE_MSK	BIT(0)
+
+#define HCLGE_DEFAULT_PAUSE_TRANS_GAP	0x7F
+#define HCLGE_DEFAULT_PAUSE_TRANS_TIME	0xFFFF
+
+/* SP or DWRR */
+#define HCLGE_TM_TX_SCHD_DWRR_MSK	BIT(0)
+#define HCLGE_TM_TX_SCHD_SP_MSK		0xFE
+
+#define HCLGE_ETHER_MAX_RATE	100000
+
+#define HCLGE_TM_PF_MAX_PRI_NUM		8
+#define HCLGE_TM_PF_MAX_QSET_NUM	8
+
+#define HCLGE_DSCP_MAP_TC_BD_NUM	2
+#define HCLGE_DSCP_TC_SHIFT(n)		(((n) & 1) * 4)
+
+#define HCLGE_TM_FLUSH_TIME_MS	10
+#define HCLGE_TM_FLUSH_EN_MSK	BIT(0)
+
+struct hclge_pg_to_pri_link_cmd {
+	u8 pg_id;
+	u8 rsvd1[3];
+	u8 pri_bit_map;
+};
+
+struct hclge_qs_to_pri_link_cmd {
+	__le16 qs_id;
+	__le16 rsvd;
+	u8 priority;
+#define HCLGE_TM_QS_PRI_LINK_VLD_MSK	BIT(0)
+	u8 link_vld;
+};
+
+struct hclge_nq_to_qs_link_cmd {
+	__le16 nq_id;
+	__le16 rsvd;
+#define HCLGE_TM_Q_QS_LINK_VLD_MSK	BIT(10)
+#define HCLGE_TM_QS_ID_L_MSK		GENMASK(9, 0)
+#define HCLGE_TM_QS_ID_L_S		0
+#define HCLGE_TM_QS_ID_H_MSK		GENMASK(14, 10)
+#define HCLGE_TM_QS_ID_H_S		10
+#define HCLGE_TM_QS_ID_H_EXT_S		11
+#define HCLGE_TM_QS_ID_H_EXT_MSK	GENMASK(15, 11)
+	__le16 qset_id;
+};
+
+struct hclge_tqp_tx_queue_tc_cmd {
+	__le16 queue_id;
+	__le16 rsvd;
+	u8 tc_id;
+	u8 rev[3];
+};
+
+struct hclge_pg_weight_cmd {
+	u8 pg_id;
+	u8 dwrr;
+};
+
+struct hclge_priority_weight_cmd {
+	u8 pri_id;
+	u8 dwrr;
+};
+
+struct hclge_pri_sch_mode_cfg_cmd {
+	u8 pri_id;
+	u8 rsvd[3];
+	u8 sch_mode;
+};
+
+struct hclge_qs_sch_mode_cfg_cmd {
+	__le16 qs_id;
+	u8 rsvd[2];
+	u8 sch_mode;
+};
+
+struct hclge_qs_weight_cmd {
+	__le16 qs_id;
+	u8 dwrr;
+};
+
+struct hclge_ets_tc_weight_cmd {
+	u8 tc_weight[HNAE3_MAX_TC];
+	u8 weight_offset;
+	u8 rsvd[15];
+};
+
+#define HCLGE_TM_SHAP_IR_B_MSK  GENMASK(7, 0)
+#define HCLGE_TM_SHAP_IR_B_LSH	0
+#define HCLGE_TM_SHAP_IR_U_MSK  GENMASK(11, 8)
+#define HCLGE_TM_SHAP_IR_U_LSH	8
+#define HCLGE_TM_SHAP_IR_S_MSK  GENMASK(15, 12)
+#define HCLGE_TM_SHAP_IR_S_LSH	12
+#define HCLGE_TM_SHAP_BS_B_MSK  GENMASK(20, 16)
+#define HCLGE_TM_SHAP_BS_B_LSH	16
+#define HCLGE_TM_SHAP_BS_S_MSK  GENMASK(25, 21)
+#define HCLGE_TM_SHAP_BS_S_LSH	21
+
+enum hclge_shap_bucket {
+	HCLGE_TM_SHAP_C_BUCKET = 0,
+	HCLGE_TM_SHAP_P_BUCKET,
+};
+
+/* set bit HCLGE_TM_RATE_VLD to 1 means use 'rate' to config shaping */
+#define HCLGE_TM_RATE_VLD	0
+
+struct hclge_pri_shapping_cmd {
+	u8 pri_id;
+	u8 rsvd[3];
+	__le32 pri_shapping_para;
+	u8 flag;
+	u8 rsvd1[3];
+	__le32 pri_rate;
+};
+
+struct hclge_pg_shapping_cmd {
+	u8 pg_id;
+	u8 rsvd[3];
+	__le32 pg_shapping_para;
+	u8 flag;
+	u8 rsvd1[3];
+	__le32 pg_rate;
+};
+
+struct hclge_qs_shapping_cmd {
+	__le16 qs_id;
+	u8 rsvd[2];
+	__le32 qs_shapping_para;
+	u8 flag;
+	u8 rsvd1[3];
+	__le32 qs_rate;
+};
+
+#define HCLGE_BP_GRP_NUM		32
+#define HCLGE_BP_SUB_GRP_ID_S		0
+#define HCLGE_BP_SUB_GRP_ID_M		GENMASK(4, 0)
+#define HCLGE_BP_GRP_ID_S		5
+#define HCLGE_BP_GRP_ID_M		GENMASK(9, 5)
+
+#define HCLGE_BP_EXT_GRP_NUM		40
+#define HCLGE_BP_EXT_GRP_ID_S		5
+#define HCLGE_BP_EXT_GRP_ID_M		GENMASK(10, 5)
+
+struct hclge_bp_to_qs_map_cmd {
+	u8 tc_id;
+	u8 rsvd[2];
+	u8 qs_group_id;
+	__le32 qs_bit_map;
+	u32 rsvd1;
+};
+
+#define HCLGE_PFC_DISABLE	0
+#define HCLGE_PFC_TX_RX_DISABLE	0
+
+struct hclge_pfc_en_cmd {
+	u8 tx_rx_en_bitmap;
+	u8 pri_en_bitmap;
+};
+
+struct hclge_cfg_pause_param_cmd {
+	u8 mac_addr[ETH_ALEN];
+	u8 pause_trans_gap;
+	u8 rsvd;
+	__le16 pause_trans_time;
+	u8 rsvd1[6];
+	/* extra mac address to do double check for pause frame */
+	u8 mac_addr_extra[ETH_ALEN];
+	u16 rsvd2;
+};
+
+struct hclge_pfc_stats_cmd {
+	__le64 pkt_num[3];
+};
+
+struct hclge_port_shapping_cmd {
+	__le32 port_shapping_para;
+	u8 flag;
+	u8 rsvd[3];
+	__le32 port_rate;
+};
+
+struct hclge_shaper_ir_para {
+	u8 ir_b; /* IR_B parameter of IR shaper */
+	u8 ir_u; /* IR_U parameter of IR shaper */
+	u8 ir_s; /* IR_S parameter of IR shaper */
+};
+
+struct hclge_tm_nodes_cmd {
+	u8 pg_base_id;
+	u8 pri_base_id;
+	__le16 qset_base_id;
+	__le16 queue_base_id;
+	u8 pg_num;
+	u8 pri_num;
+	__le16 qset_num;
+	__le16 queue_num;
+};
+
+struct hclge_tm_shaper_para {
+	u32 rate;
+	u8 ir_b;
+	u8 ir_u;
+	u8 ir_s;
+	u8 bs_b;
+	u8 bs_s;
+	u8 flag;
+};
+
+#define hclge_tm_set_field(dest, string, val) \
+			   hnae3_set_field((dest), \
+			   (HCLGE_TM_SHAP_##string##_MSK), \
+			   (HCLGE_TM_SHAP_##string##_LSH), val)
+#define hclge_tm_get_field(src, string) \
+			hnae3_get_field((src), HCLGE_TM_SHAP_##string##_MSK, \
+					HCLGE_TM_SHAP_##string##_LSH)
+
+int hclge_tm_schd_init(struct hclge_dev *hdev);
+int hclge_tm_vport_map_update(struct hclge_dev *hdev);
+int hclge_pause_setup_hw(struct hclge_dev *hdev, bool init);
+int hclge_tm_schd_setup_hw(struct hclge_dev *hdev);
+void hclge_tm_prio_tc_info_update(struct hclge_dev *hdev, u8 *prio_tc);
+void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc);
+void hclge_tm_pfc_info_update(struct hclge_dev *hdev);
+int hclge_tm_dwrr_cfg(struct hclge_dev *hdev);
+int hclge_tm_init_hw(struct hclge_dev *hdev, bool init);
+int hclge_pfc_pause_en_cfg(struct hclge_dev *hdev, u8 tx_rx_bitmap,
+			   u8 pfc_bitmap);
+int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx);
+int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr);
+int hclge_mac_pause_setup_hw(struct hclge_dev *hdev);
+void hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats);
+void hclge_pfc_tx_stats_get(struct hclge_dev *hdev, u64 *stats);
+int hclge_tm_qs_shaper_cfg(struct hclge_vport *vport, int max_tx_rate);
+int hclge_tm_port_shaper_cfg(struct hclge_dev *hdev);
+int hclge_tm_get_qset_num(struct hclge_dev *hdev, u16 *qset_num);
+int hclge_tm_get_pri_num(struct hclge_dev *hdev, u8 *pri_num);
+int hclge_tm_get_qset_map_pri(struct hclge_dev *hdev, u16 qset_id, u8 *priority,
+			      u8 *link_vld);
+int hclge_tm_get_qset_sch_mode(struct hclge_dev *hdev, u16 qset_id, u8 *mode);
+int hclge_tm_get_qset_weight(struct hclge_dev *hdev, u16 qset_id, u8 *weight);
+int hclge_tm_get_qset_shaper(struct hclge_dev *hdev, u16 qset_id,
+			     struct hclge_tm_shaper_para *para);
+int hclge_tm_get_pri_sch_mode(struct hclge_dev *hdev, u8 pri_id, u8 *mode);
+int hclge_tm_get_pri_weight(struct hclge_dev *hdev, u8 pri_id, u8 *weight);
+int hclge_tm_get_pri_shaper(struct hclge_dev *hdev, u8 pri_id,
+			    enum hclge_opcode_type cmd,
+			    struct hclge_tm_shaper_para *para);
+int hclge_tm_get_q_to_qs_map(struct hclge_dev *hdev, u16 q_id, u16 *qset_id);
+int hclge_tm_get_q_to_tc(struct hclge_dev *hdev, u16 q_id, u8 *tc_id);
+int hclge_tm_get_pg_to_pri_map(struct hclge_dev *hdev, u8 pg_id,
+			       u8 *pri_bit_map);
+int hclge_tm_get_pg_weight(struct hclge_dev *hdev, u8 pg_id, u8 *weight);
+int hclge_tm_get_pg_sch_mode(struct hclge_dev *hdev, u8 pg_id, u8 *mode);
+int hclge_tm_get_pg_shaper(struct hclge_dev *hdev, u8 pg_id,
+			   enum hclge_opcode_type cmd,
+			   struct hclge_tm_shaper_para *para);
+int hclge_tm_get_port_shaper(struct hclge_dev *hdev,
+			     struct hclge_tm_shaper_para *para);
+int hclge_up_to_tc_map(struct hclge_dev *hdev);
+int hclge_dscp_to_tc_map(struct hclge_dev *hdev);
+int hclge_tm_flush_cfg(struct hclge_dev *hdev, bool enable);
+void hclge_reset_tc_config(struct hclge_dev *hdev);
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_trace.h

@@ -0,0 +1,181 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright (c) 2018-2020 Hisilicon Limited. */
+
+/* This must be outside ifdef _HCLGE_TRACE_H */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM hns3
+
+#if !defined(_HCLGE_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
+#define _HCLGE_TRACE_H_
+
+#include <linux/tracepoint.h>
+
+#define PF_DESC_LEN	(sizeof(struct hclge_desc) / sizeof(u32))
+#define PF_GET_MBX_LEN	(sizeof(struct hclge_mbx_vf_to_pf_cmd) / sizeof(u32))
+#define PF_SEND_MBX_LEN	(sizeof(struct hclge_mbx_pf_to_vf_cmd) / sizeof(u32))
+
+TRACE_EVENT(hclge_pf_mbx_get,
+	TP_PROTO(
+		struct hclge_dev *hdev,
+		struct hclge_mbx_vf_to_pf_cmd *req),
+	TP_ARGS(hdev, req),
+
+	TP_STRUCT__entry(
+		__field(u8, vfid)
+		__field(u8, code)
+		__field(u8, subcode)
+		__string(pciname, pci_name(hdev->pdev))
+		__string(devname, hdev->vport[0].nic.kinfo.netdev->name)
+		__array(u32, mbx_data, PF_GET_MBX_LEN)
+	),
+
+	TP_fast_assign(
+		__entry->vfid = req->mbx_src_vfid;
+		__entry->code = req->msg.code;
+		__entry->subcode = req->msg.subcode;
+		__assign_str(pciname);
+		__assign_str(devname);
+		memcpy(__entry->mbx_data, req,
+		       sizeof(struct hclge_mbx_vf_to_pf_cmd));
+	),
+
+	TP_printk(
+		"%s %s vfid:%u code:%u subcode:%u data:%s",
+		__get_str(pciname), __get_str(devname), __entry->vfid,
+		__entry->code, __entry->subcode,
+		__print_array(__entry->mbx_data, PF_GET_MBX_LEN, sizeof(u32))
+	)
+);
+
+TRACE_EVENT(hclge_pf_mbx_send,
+	TP_PROTO(
+		struct hclge_dev *hdev,
+		struct hclge_mbx_pf_to_vf_cmd *req),
+	TP_ARGS(hdev, req),
+
+	TP_STRUCT__entry(
+		__field(u8, vfid)
+		__field(u16, code)
+		__string(pciname, pci_name(hdev->pdev))
+		__string(devname, hdev->vport[0].nic.kinfo.netdev->name)
+		__array(u32, mbx_data, PF_SEND_MBX_LEN)
+	),
+
+	TP_fast_assign(
+		__entry->vfid = req->dest_vfid;
+		__entry->code = le16_to_cpu(req->msg.code);
+		__assign_str(pciname);
+		__assign_str(devname);
+		memcpy(__entry->mbx_data, req,
+		       sizeof(struct hclge_mbx_pf_to_vf_cmd));
+	),
+
+	TP_printk(
+		"%s %s vfid:%u code:%u data:%s",
+		__get_str(pciname), __get_str(devname), __entry->vfid,
+		__entry->code,
+		__print_array(__entry->mbx_data, PF_SEND_MBX_LEN, sizeof(u32))
+	)
+);
+
+DECLARE_EVENT_CLASS(hclge_pf_cmd_template,
+		    TP_PROTO(struct hclge_comm_hw *hw,
+			     struct hclge_desc *desc,
+			     int index,
+			     int num),
+		    TP_ARGS(hw, desc, index, num),
+
+		    TP_STRUCT__entry(__field(u16, opcode)
+			__field(u16, flag)
+			__field(u16, retval)
+			__field(u16, rsv)
+			__field(int, index)
+			__field(int, num)
+			__string(pciname, pci_name(hw->cmq.csq.pdev))
+			__array(u32, data, HCLGE_DESC_DATA_LEN)),
+
+		    TP_fast_assign(int i;
+			__entry->opcode = le16_to_cpu(desc->opcode);
+			__entry->flag = le16_to_cpu(desc->flag);
+			__entry->retval = le16_to_cpu(desc->retval);
+			__entry->rsv = le16_to_cpu(desc->rsv);
+			__entry->index = index;
+			__entry->num = num;
+			__assign_str(pciname);
+			for (i = 0; i < HCLGE_DESC_DATA_LEN; i++)
+				__entry->data[i] = le32_to_cpu(desc->data[i]);),
+
+		    TP_printk("%s opcode:0x%04x %d-%d flag:0x%04x retval:0x%04x rsv:0x%04x data:%s",
+			      __get_str(pciname), __entry->opcode,
+			      __entry->index, __entry->num,
+			      __entry->flag, __entry->retval, __entry->rsv,
+			      __print_array(__entry->data,
+					    HCLGE_DESC_DATA_LEN, sizeof(u32)))
+);
+
+DEFINE_EVENT(hclge_pf_cmd_template, hclge_pf_cmd_send,
+	     TP_PROTO(struct hclge_comm_hw *hw,
+		      struct hclge_desc *desc,
+		      int index,
+		      int num),
+	     TP_ARGS(hw, desc, index, num)
+);
+
+DEFINE_EVENT(hclge_pf_cmd_template, hclge_pf_cmd_get,
+	     TP_PROTO(struct hclge_comm_hw *hw,
+		      struct hclge_desc *desc,
+		      int index,
+		      int num),
+	     TP_ARGS(hw, desc, index, num)
+);
+
+DECLARE_EVENT_CLASS(hclge_pf_special_cmd_template,
+		    TP_PROTO(struct hclge_comm_hw *hw,
+			     __le32 *data,
+			     int index,
+			     int num),
+		    TP_ARGS(hw, data, index, num),
+
+		    TP_STRUCT__entry(__field(int, index)
+			__field(int, num)
+			__string(pciname, pci_name(hw->cmq.csq.pdev))
+			__array(u32, data, PF_DESC_LEN)),
+
+		    TP_fast_assign(int i;
+			__entry->index = index;
+			__entry->num = num;
+			__assign_str(pciname);
+			for (i = 0; i < PF_DESC_LEN; i++)
+				__entry->data[i] = le32_to_cpu(data[i]);
+		),
+
+		    TP_printk("%s %d-%d data:%s",
+			      __get_str(pciname),
+			      __entry->index, __entry->num,
+			      __print_array(__entry->data,
+					    PF_DESC_LEN, sizeof(u32)))
+);
+
+DEFINE_EVENT(hclge_pf_special_cmd_template, hclge_pf_special_cmd_send,
+	     TP_PROTO(struct hclge_comm_hw *hw,
+		      __le32 *desc,
+		      int index,
+		      int num),
+	     TP_ARGS(hw, desc, index, num));
+
+DEFINE_EVENT(hclge_pf_special_cmd_template, hclge_pf_special_cmd_get,
+	     TP_PROTO(struct hclge_comm_hw *hw,
+		      __le32 *desc,
+		      int index,
+		      int num),
+	     TP_ARGS(hw, desc, index, num)
+);
+
+#endif /* _HCLGE_TRACE_H_ */
+
+/* This must be outside ifdef _HCLGE_TRACE_H */
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE hclge_trace
+#include <trace/define_trace.h>