Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Salil | 4878 | 48.04% | 3 | 3.49% |
Guangbin Huang | 2276 | 22.41% | 11 | 12.79% |
Lin Yun Sheng | 1232 | 12.13% | 25 | 29.07% |
Yonglong Liu | 381 | 3.75% | 6 | 6.98% |
Huazhong Tan | 310 | 3.05% | 5 | 5.81% |
Jian Shen | 272 | 2.68% | 6 | 6.98% |
Fuyun Liang | 184 | 1.81% | 4 | 4.65% |
Yufeng Mo | 175 | 1.72% | 3 | 3.49% |
Jie Wang | 142 | 1.40% | 3 | 3.49% |
Li Peng | 138 | 1.36% | 4 | 4.65% |
Guojia Liao | 95 | 0.94% | 5 | 5.81% |
Hao Lan | 43 | 0.42% | 1 | 1.16% |
Zhongzhu Liu | 11 | 0.11% | 2 | 2.33% |
Weihang Li | 8 | 0.08% | 2 | 2.33% |
Jijie Shao | 5 | 0.05% | 1 | 1.16% |
Colin Ian King | 2 | 0.02% | 2 | 2.33% |
Jiaran Zhang | 1 | 0.01% | 1 | 1.16% |
Pankaj Bharadiya | 1 | 0.01% | 1 | 1.16% |
Dan Carpenter | 1 | 0.01% | 1 | 1.16% |
Total | 10155 | 86 |
// SPDX-License-Identifier: GPL-2.0+ // Copyright (c) 2016-2017 Hisilicon Limited. #include <linux/etherdevice.h> #include "hclge_cmd.h" #include "hclge_main.h" #include "hclge_tm.h" enum hclge_shaper_level { HCLGE_SHAPER_LVL_PRI = 0, HCLGE_SHAPER_LVL_PG = 1, HCLGE_SHAPER_LVL_PORT = 2, HCLGE_SHAPER_LVL_QSET = 3, HCLGE_SHAPER_LVL_CNT = 4, HCLGE_SHAPER_LVL_VF = 0, HCLGE_SHAPER_LVL_PF = 1, }; #define HCLGE_TM_PFC_PKT_GET_CMD_NUM 3 #define HCLGE_TM_PFC_NUM_GET_PER_CMD 3 #define HCLGE_SHAPER_BS_U_DEF 5 #define HCLGE_SHAPER_BS_S_DEF 20 /* hclge_shaper_para_calc: calculate ir parameter for the shaper * @ir: Rate to be config, its unit is Mbps * @shaper_level: the shaper level. eg: port, pg, priority, queueset * @ir_para: parameters of IR shaper * @max_tm_rate: max tm rate is available to config * * the formula: * * IR_b * (2 ^ IR_u) * 8 * IR(Mbps) = ------------------------- * CLOCK(1000Mbps) * Tick * (2 ^ IR_s) * * @return: 0: calculate sucessful, negative: fail */ static int hclge_shaper_para_calc(u32 ir, u8 shaper_level, struct hclge_shaper_ir_para *ir_para, u32 max_tm_rate) { #define DEFAULT_SHAPER_IR_B 126 #define DIVISOR_CLK (1000 * 8) #define DEFAULT_DIVISOR_IR_B (DEFAULT_SHAPER_IR_B * DIVISOR_CLK) static const u16 tick_array[HCLGE_SHAPER_LVL_CNT] = { 6 * 256, /* Prioriy level */ 6 * 32, /* Prioriy group level */ 6 * 8, /* Port level */ 6 * 256 /* Qset level */ }; u8 ir_u_calc = 0; u8 ir_s_calc = 0; u32 ir_calc; u32 tick; /* Calc tick */ if (shaper_level >= HCLGE_SHAPER_LVL_CNT || ir > max_tm_rate) return -EINVAL; tick = tick_array[shaper_level]; /** * Calc the speed if ir_b = 126, ir_u = 0 and ir_s = 0 * the formula is changed to: * 126 * 1 * 8 * ir_calc = ---------------- * 1000 * tick * 1 */ ir_calc = (DEFAULT_DIVISOR_IR_B + (tick >> 1) - 1) / tick; if (ir_calc == ir) { ir_para->ir_b = DEFAULT_SHAPER_IR_B; ir_para->ir_u = 0; ir_para->ir_s = 0; return 0; } else if (ir_calc > ir) { /* Increasing the denominator to select ir_s value */ while (ir_calc >= ir && ir) { ir_s_calc++; ir_calc = DEFAULT_DIVISOR_IR_B / (tick * (1 << ir_s_calc)); } ir_para->ir_b = (ir * tick * (1 << ir_s_calc) + (DIVISOR_CLK >> 1)) / DIVISOR_CLK; } else { /* Increasing the numerator to select ir_u value */ u32 numerator; while (ir_calc < ir) { ir_u_calc++; numerator = DEFAULT_DIVISOR_IR_B * (1 << ir_u_calc); ir_calc = (numerator + (tick >> 1)) / tick; } if (ir_calc == ir) { ir_para->ir_b = DEFAULT_SHAPER_IR_B; } else { u32 denominator = DIVISOR_CLK * (1 << --ir_u_calc); ir_para->ir_b = (ir * tick + (denominator >> 1)) / denominator; } } ir_para->ir_u = ir_u_calc; ir_para->ir_s = ir_s_calc; return 0; } static const u16 hclge_pfc_tx_stats_offset[] = { HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri0_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri1_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri2_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri3_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri4_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri5_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri6_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri7_pkt_num) }; static const u16 hclge_pfc_rx_stats_offset[] = { HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri0_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri1_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri2_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri3_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri4_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri5_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri6_pkt_num), HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri7_pkt_num) }; static void hclge_pfc_stats_get(struct hclge_dev *hdev, bool tx, u64 *stats) { const u16 *offset; int i; if (tx) offset = hclge_pfc_tx_stats_offset; else offset = hclge_pfc_rx_stats_offset; for (i = 0; i < HCLGE_MAX_TC_NUM; i++) stats[i] = HCLGE_STATS_READ(&hdev->mac_stats, offset[i]); } void hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats) { hclge_pfc_stats_get(hdev, false, stats); } void hclge_pfc_tx_stats_get(struct hclge_dev *hdev, u64 *stats) { hclge_pfc_stats_get(hdev, true, stats); } int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx) { struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PAUSE_EN, false); desc.data[0] = cpu_to_le32((tx ? HCLGE_TX_MAC_PAUSE_EN_MSK : 0) | (rx ? HCLGE_RX_MAC_PAUSE_EN_MSK : 0)); return hclge_cmd_send(&hdev->hw, &desc, 1); } int hclge_pfc_pause_en_cfg(struct hclge_dev *hdev, u8 tx_rx_bitmap, u8 pfc_bitmap) { struct hclge_desc desc; struct hclge_pfc_en_cmd *pfc = (struct hclge_pfc_en_cmd *)desc.data; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_PFC_PAUSE_EN, false); pfc->tx_rx_en_bitmap = tx_rx_bitmap; pfc->pri_en_bitmap = pfc_bitmap; return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_pause_param_cfg(struct hclge_dev *hdev, const u8 *addr, u8 pause_trans_gap, u16 pause_trans_time) { struct hclge_cfg_pause_param_cmd *pause_param; struct hclge_desc desc; pause_param = (struct hclge_cfg_pause_param_cmd *)desc.data; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PARA, false); ether_addr_copy(pause_param->mac_addr, addr); ether_addr_copy(pause_param->mac_addr_extra, addr); pause_param->pause_trans_gap = pause_trans_gap; pause_param->pause_trans_time = cpu_to_le16(pause_trans_time); return hclge_cmd_send(&hdev->hw, &desc, 1); } int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr) { struct hclge_cfg_pause_param_cmd *pause_param; struct hclge_desc desc; u16 trans_time; u8 trans_gap; int ret; pause_param = (struct hclge_cfg_pause_param_cmd *)desc.data; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PARA, true); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) return ret; trans_gap = pause_param->pause_trans_gap; trans_time = le16_to_cpu(pause_param->pause_trans_time); return hclge_pause_param_cfg(hdev, mac_addr, trans_gap, trans_time); } static int hclge_fill_pri_array(struct hclge_dev *hdev, u8 *pri, u8 pri_id) { u8 tc; tc = hdev->tm_info.prio_tc[pri_id]; if (tc >= hdev->tm_info.num_tc) return -EINVAL; /** * the register for priority has four bytes, the first bytes includes * priority0 and priority1, the higher 4bit stands for priority1 * while the lower 4bit stands for priority0, as below: * first byte: | pri_1 | pri_0 | * second byte: | pri_3 | pri_2 | * third byte: | pri_5 | pri_4 | * fourth byte: | pri_7 | pri_6 | */ pri[pri_id >> 1] |= tc << ((pri_id & 1) * 4); return 0; } int hclge_up_to_tc_map(struct hclge_dev *hdev) { struct hclge_desc desc; u8 *pri = (u8 *)desc.data; u8 pri_id; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PRI_TO_TC_MAPPING, false); for (pri_id = 0; pri_id < HNAE3_MAX_USER_PRIO; pri_id++) { ret = hclge_fill_pri_array(hdev, pri, pri_id); if (ret) return ret; } return hclge_cmd_send(&hdev->hw, &desc, 1); } static void hclge_dscp_to_prio_map_init(struct hclge_dev *hdev) { u8 i; hdev->vport[0].nic.kinfo.tc_map_mode = HNAE3_TC_MAP_MODE_PRIO; hdev->vport[0].nic.kinfo.dscp_app_cnt = 0; for (i = 0; i < HNAE3_MAX_DSCP; i++) hdev->vport[0].nic.kinfo.dscp_prio[i] = HNAE3_PRIO_ID_INVALID; } int hclge_dscp_to_tc_map(struct hclge_dev *hdev) { struct hclge_desc desc[HCLGE_DSCP_MAP_TC_BD_NUM]; u8 *req0 = (u8 *)desc[0].data; u8 *req1 = (u8 *)desc[1].data; u8 pri_id, tc_id, i, j; hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_QOS_MAP, false); desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT); hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_QOS_MAP, false); /* The low 32 dscp setting use bd0, high 32 dscp setting use bd1 */ for (i = 0; i < HNAE3_MAX_DSCP / HCLGE_DSCP_MAP_TC_BD_NUM; i++) { pri_id = hdev->vport[0].nic.kinfo.dscp_prio[i]; pri_id = pri_id == HNAE3_PRIO_ID_INVALID ? 0 : pri_id; tc_id = hdev->tm_info.prio_tc[pri_id]; /* Each dscp setting has 4 bits, so each byte saves two dscp * setting */ req0[i >> 1] |= tc_id << HCLGE_DSCP_TC_SHIFT(i); j = i + HNAE3_MAX_DSCP / HCLGE_DSCP_MAP_TC_BD_NUM; pri_id = hdev->vport[0].nic.kinfo.dscp_prio[j]; pri_id = pri_id == HNAE3_PRIO_ID_INVALID ? 0 : pri_id; tc_id = hdev->tm_info.prio_tc[pri_id]; req1[i >> 1] |= tc_id << HCLGE_DSCP_TC_SHIFT(i); } return hclge_cmd_send(&hdev->hw, desc, HCLGE_DSCP_MAP_TC_BD_NUM); } static int hclge_tm_pg_to_pri_map_cfg(struct hclge_dev *hdev, u8 pg_id, u8 pri_bit_map) { struct hclge_pg_to_pri_link_cmd *map; struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_TO_PRI_LINK, false); map = (struct hclge_pg_to_pri_link_cmd *)desc.data; map->pg_id = pg_id; map->pri_bit_map = pri_bit_map; return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_qs_to_pri_map_cfg(struct hclge_dev *hdev, u16 qs_id, u8 pri, bool link_vld) { struct hclge_qs_to_pri_link_cmd *map; struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_TO_PRI_LINK, false); map = (struct hclge_qs_to_pri_link_cmd *)desc.data; map->qs_id = cpu_to_le16(qs_id); map->priority = pri; map->link_vld = link_vld ? HCLGE_TM_QS_PRI_LINK_VLD_MSK : 0; return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_q_to_qs_map_cfg(struct hclge_dev *hdev, u16 q_id, u16 qs_id) { struct hclge_nq_to_qs_link_cmd *map; struct hclge_desc desc; u16 qs_id_l; u16 qs_id_h; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NQ_TO_QS_LINK, false); map = (struct hclge_nq_to_qs_link_cmd *)desc.data; map->nq_id = cpu_to_le16(q_id); /* convert qs_id to the following format to support qset_id >= 1024 * qs_id: | 15 | 14 ~ 10 | 9 ~ 0 | * / / \ \ * / / \ \ * qset_id: | 15 ~ 11 | 10 | 9 ~ 0 | * | qs_id_h | vld | qs_id_l | */ qs_id_l = hnae3_get_field(qs_id, HCLGE_TM_QS_ID_L_MSK, HCLGE_TM_QS_ID_L_S); qs_id_h = hnae3_get_field(qs_id, HCLGE_TM_QS_ID_H_MSK, HCLGE_TM_QS_ID_H_S); hnae3_set_field(qs_id, HCLGE_TM_QS_ID_L_MSK, HCLGE_TM_QS_ID_L_S, qs_id_l); hnae3_set_field(qs_id, HCLGE_TM_QS_ID_H_EXT_MSK, HCLGE_TM_QS_ID_H_EXT_S, qs_id_h); map->qset_id = cpu_to_le16(qs_id | HCLGE_TM_Q_QS_LINK_VLD_MSK); return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_pg_weight_cfg(struct hclge_dev *hdev, u8 pg_id, u8 dwrr) { struct hclge_pg_weight_cmd *weight; struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_WEIGHT, false); weight = (struct hclge_pg_weight_cmd *)desc.data; weight->pg_id = pg_id; weight->dwrr = dwrr; return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_pri_weight_cfg(struct hclge_dev *hdev, u8 pri_id, u8 dwrr) { struct hclge_priority_weight_cmd *weight; struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PRI_WEIGHT, false); weight = (struct hclge_priority_weight_cmd *)desc.data; weight->pri_id = pri_id; weight->dwrr = dwrr; return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_qs_weight_cfg(struct hclge_dev *hdev, u16 qs_id, u8 dwrr) { struct hclge_qs_weight_cmd *weight; struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_WEIGHT, false); weight = (struct hclge_qs_weight_cmd *)desc.data; weight->qs_id = cpu_to_le16(qs_id); weight->dwrr = dwrr; return hclge_cmd_send(&hdev->hw, &desc, 1); } static u32 hclge_tm_get_shapping_para(u8 ir_b, u8 ir_u, u8 ir_s, u8 bs_b, u8 bs_s) { u32 shapping_para = 0; hclge_tm_set_field(shapping_para, IR_B, ir_b); hclge_tm_set_field(shapping_para, IR_U, ir_u); hclge_tm_set_field(shapping_para, IR_S, ir_s); hclge_tm_set_field(shapping_para, BS_B, bs_b); hclge_tm_set_field(shapping_para, BS_S, bs_s); return shapping_para; } static int hclge_tm_pg_shapping_cfg(struct hclge_dev *hdev, enum hclge_shap_bucket bucket, u8 pg_id, u32 shapping_para, u32 rate) { struct hclge_pg_shapping_cmd *shap_cfg_cmd; enum hclge_opcode_type opcode; struct hclge_desc desc; opcode = bucket ? HCLGE_OPC_TM_PG_P_SHAPPING : HCLGE_OPC_TM_PG_C_SHAPPING; hclge_cmd_setup_basic_desc(&desc, opcode, false); shap_cfg_cmd = (struct hclge_pg_shapping_cmd *)desc.data; shap_cfg_cmd->pg_id = pg_id; shap_cfg_cmd->pg_shapping_para = cpu_to_le32(shapping_para); hnae3_set_bit(shap_cfg_cmd->flag, HCLGE_TM_RATE_VLD, 1); shap_cfg_cmd->pg_rate = cpu_to_le32(rate); return hclge_cmd_send(&hdev->hw, &desc, 1); } int hclge_tm_port_shaper_cfg(struct hclge_dev *hdev) { struct hclge_port_shapping_cmd *shap_cfg_cmd; struct hclge_shaper_ir_para ir_para; struct hclge_desc desc; u32 shapping_para; int ret; ret = hclge_shaper_para_calc(hdev->hw.mac.speed, HCLGE_SHAPER_LVL_PORT, &ir_para, hdev->ae_dev->dev_specs.max_tm_rate); if (ret) return ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PORT_SHAPPING, false); shap_cfg_cmd = (struct hclge_port_shapping_cmd *)desc.data; shapping_para = hclge_tm_get_shapping_para(ir_para.ir_b, ir_para.ir_u, ir_para.ir_s, HCLGE_SHAPER_BS_U_DEF, HCLGE_SHAPER_BS_S_DEF); shap_cfg_cmd->port_shapping_para = cpu_to_le32(shapping_para); hnae3_set_bit(shap_cfg_cmd->flag, HCLGE_TM_RATE_VLD, 1); shap_cfg_cmd->port_rate = cpu_to_le32(hdev->hw.mac.speed); return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_pri_shapping_cfg(struct hclge_dev *hdev, enum hclge_shap_bucket bucket, u8 pri_id, u32 shapping_para, u32 rate) { struct hclge_pri_shapping_cmd *shap_cfg_cmd; enum hclge_opcode_type opcode; struct hclge_desc desc; opcode = bucket ? HCLGE_OPC_TM_PRI_P_SHAPPING : HCLGE_OPC_TM_PRI_C_SHAPPING; hclge_cmd_setup_basic_desc(&desc, opcode, false); shap_cfg_cmd = (struct hclge_pri_shapping_cmd *)desc.data; shap_cfg_cmd->pri_id = pri_id; shap_cfg_cmd->pri_shapping_para = cpu_to_le32(shapping_para); hnae3_set_bit(shap_cfg_cmd->flag, HCLGE_TM_RATE_VLD, 1); shap_cfg_cmd->pri_rate = cpu_to_le32(rate); return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_pg_schd_mode_cfg(struct hclge_dev *hdev, u8 pg_id) { struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_SCH_MODE_CFG, false); if (hdev->tm_info.pg_info[pg_id].pg_sch_mode == HCLGE_SCH_MODE_DWRR) desc.data[1] = cpu_to_le32(HCLGE_TM_TX_SCHD_DWRR_MSK); else desc.data[1] = 0; desc.data[0] = cpu_to_le32(pg_id); return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_pri_schd_mode_cfg(struct hclge_dev *hdev, u8 pri_id) { struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PRI_SCH_MODE_CFG, false); if (hdev->tm_info.tc_info[pri_id].tc_sch_mode == HCLGE_SCH_MODE_DWRR) desc.data[1] = cpu_to_le32(HCLGE_TM_TX_SCHD_DWRR_MSK); else desc.data[1] = 0; desc.data[0] = cpu_to_le32(pri_id); return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_qs_schd_mode_cfg(struct hclge_dev *hdev, u16 qs_id, u8 mode) { struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_SCH_MODE_CFG, false); if (mode == HCLGE_SCH_MODE_DWRR) desc.data[1] = cpu_to_le32(HCLGE_TM_TX_SCHD_DWRR_MSK); else desc.data[1] = 0; desc.data[0] = cpu_to_le32(qs_id); return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_qs_bp_cfg(struct hclge_dev *hdev, u8 tc, u8 grp_id, u32 bit_map) { struct hclge_bp_to_qs_map_cmd *bp_to_qs_map_cmd; struct hclge_desc desc; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_BP_TO_QSET_MAPPING, false); bp_to_qs_map_cmd = (struct hclge_bp_to_qs_map_cmd *)desc.data; bp_to_qs_map_cmd->tc_id = tc; bp_to_qs_map_cmd->qs_group_id = grp_id; bp_to_qs_map_cmd->qs_bit_map = cpu_to_le32(bit_map); return hclge_cmd_send(&hdev->hw, &desc, 1); } int hclge_tm_qs_shaper_cfg(struct hclge_vport *vport, int max_tx_rate) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hclge_qs_shapping_cmd *shap_cfg_cmd; struct hclge_shaper_ir_para ir_para; struct hclge_dev *hdev = vport->back; struct hclge_desc desc; u32 shaper_para; int ret, i; if (!max_tx_rate) max_tx_rate = hdev->ae_dev->dev_specs.max_tm_rate; ret = hclge_shaper_para_calc(max_tx_rate, HCLGE_SHAPER_LVL_QSET, &ir_para, hdev->ae_dev->dev_specs.max_tm_rate); if (ret) return ret; shaper_para = hclge_tm_get_shapping_para(ir_para.ir_b, ir_para.ir_u, ir_para.ir_s, HCLGE_SHAPER_BS_U_DEF, HCLGE_SHAPER_BS_S_DEF); for (i = 0; i < kinfo->tc_info.num_tc; i++) { hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QCN_SHAPPING_CFG, false); shap_cfg_cmd = (struct hclge_qs_shapping_cmd *)desc.data; shap_cfg_cmd->qs_id = cpu_to_le16(vport->qs_offset + i); shap_cfg_cmd->qs_shapping_para = cpu_to_le32(shaper_para); hnae3_set_bit(shap_cfg_cmd->flag, HCLGE_TM_RATE_VLD, 1); shap_cfg_cmd->qs_rate = cpu_to_le32(max_tx_rate); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "vport%u, qs%u failed to set tx_rate:%d, ret=%d\n", vport->vport_id, shap_cfg_cmd->qs_id, max_tx_rate, ret); return ret; } } return 0; } static u16 hclge_vport_get_max_rss_size(struct hclge_vport *vport) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hnae3_tc_info *tc_info = &kinfo->tc_info; struct hclge_dev *hdev = vport->back; u16 max_rss_size = 0; int i; if (!tc_info->mqprio_active) return vport->alloc_tqps / tc_info->num_tc; for (i = 0; i < HNAE3_MAX_TC; i++) { if (!(hdev->hw_tc_map & BIT(i)) || i >= tc_info->num_tc) continue; if (max_rss_size < tc_info->tqp_count[i]) max_rss_size = tc_info->tqp_count[i]; } return max_rss_size; } static u16 hclge_vport_get_tqp_num(struct hclge_vport *vport) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hnae3_tc_info *tc_info = &kinfo->tc_info; struct hclge_dev *hdev = vport->back; int sum = 0; int i; if (!tc_info->mqprio_active) return kinfo->rss_size * tc_info->num_tc; for (i = 0; i < HNAE3_MAX_TC; i++) { if (hdev->hw_tc_map & BIT(i) && i < tc_info->num_tc) sum += tc_info->tqp_count[i]; } return sum; } static void hclge_tm_update_kinfo_rss_size(struct hclge_vport *vport) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hclge_dev *hdev = vport->back; u16 vport_max_rss_size; u16 max_rss_size; /* TC configuration is shared by PF/VF in one port, only allow * one tc for VF for simplicity. VF's vport_id is non zero. */ if (vport->vport_id) { kinfo->tc_info.max_tc = 1; kinfo->tc_info.num_tc = 1; vport->qs_offset = HNAE3_MAX_TC + vport->vport_id - HCLGE_VF_VPORT_START_NUM; vport_max_rss_size = hdev->vf_rss_size_max; } else { kinfo->tc_info.max_tc = hdev->tc_max; kinfo->tc_info.num_tc = min_t(u16, vport->alloc_tqps, hdev->tm_info.num_tc); vport->qs_offset = 0; vport_max_rss_size = hdev->pf_rss_size_max; } max_rss_size = min_t(u16, vport_max_rss_size, hclge_vport_get_max_rss_size(vport)); /* Set to user value, no larger than max_rss_size. */ if (kinfo->req_rss_size != kinfo->rss_size && kinfo->req_rss_size && kinfo->req_rss_size <= max_rss_size) { dev_info(&hdev->pdev->dev, "rss changes from %u to %u\n", kinfo->rss_size, kinfo->req_rss_size); kinfo->rss_size = kinfo->req_rss_size; } else if (kinfo->rss_size > max_rss_size || (!kinfo->req_rss_size && kinfo->rss_size < max_rss_size)) { /* Set to the maximum specification value (max_rss_size). */ kinfo->rss_size = max_rss_size; } } static void hclge_tm_vport_tc_info_update(struct hclge_vport *vport) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hclge_dev *hdev = vport->back; u8 i; hclge_tm_update_kinfo_rss_size(vport); kinfo->num_tqps = hclge_vport_get_tqp_num(vport); vport->dwrr = 100; /* 100 percent as init */ vport->bw_limit = hdev->tm_info.pg_info[0].bw_limit; if (vport->vport_id == PF_VPORT_ID) hdev->rss_cfg.rss_size = kinfo->rss_size; /* when enable mqprio, the tc_info has been updated. */ if (kinfo->tc_info.mqprio_active) return; for (i = 0; i < HNAE3_MAX_TC; i++) { if (hdev->hw_tc_map & BIT(i) && i < kinfo->tc_info.num_tc) { kinfo->tc_info.tqp_offset[i] = i * kinfo->rss_size; kinfo->tc_info.tqp_count[i] = kinfo->rss_size; } else { /* Set to default queue if TC is disable */ kinfo->tc_info.tqp_offset[i] = 0; kinfo->tc_info.tqp_count[i] = 1; } } memcpy(kinfo->tc_info.prio_tc, hdev->tm_info.prio_tc, sizeof_field(struct hnae3_tc_info, prio_tc)); } static void hclge_tm_vport_info_update(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; u32 i; for (i = 0; i < hdev->num_alloc_vport; i++) { hclge_tm_vport_tc_info_update(vport); vport++; } } static void hclge_tm_tc_info_init(struct hclge_dev *hdev) { u8 i, tc_sch_mode; u32 bw_limit; for (i = 0; i < hdev->tc_max; i++) { if (i < hdev->tm_info.num_tc) { tc_sch_mode = HCLGE_SCH_MODE_DWRR; bw_limit = hdev->tm_info.pg_info[0].bw_limit; } else { tc_sch_mode = HCLGE_SCH_MODE_SP; bw_limit = 0; } hdev->tm_info.tc_info[i].tc_id = i; hdev->tm_info.tc_info[i].tc_sch_mode = tc_sch_mode; hdev->tm_info.tc_info[i].pgid = 0; hdev->tm_info.tc_info[i].bw_limit = bw_limit; } for (i = 0; i < HNAE3_MAX_USER_PRIO; i++) hdev->tm_info.prio_tc[i] = (i >= hdev->tm_info.num_tc) ? 0 : i; } static void hclge_tm_pg_info_init(struct hclge_dev *hdev) { #define BW_PERCENT 100 #define DEFAULT_BW_WEIGHT 1 u8 i; for (i = 0; i < hdev->tm_info.num_pg; i++) { int k; hdev->tm_info.pg_dwrr[i] = i ? 0 : BW_PERCENT; hdev->tm_info.pg_info[i].pg_id = i; hdev->tm_info.pg_info[i].pg_sch_mode = HCLGE_SCH_MODE_DWRR; hdev->tm_info.pg_info[i].bw_limit = hdev->ae_dev->dev_specs.max_tm_rate; if (i != 0) continue; hdev->tm_info.pg_info[i].tc_bit_map = hdev->hw_tc_map; for (k = 0; k < hdev->tm_info.num_tc; k++) hdev->tm_info.pg_info[i].tc_dwrr[k] = BW_PERCENT; for (; k < HNAE3_MAX_TC; k++) hdev->tm_info.pg_info[i].tc_dwrr[k] = DEFAULT_BW_WEIGHT; } } static void hclge_update_fc_mode_by_dcb_flag(struct hclge_dev *hdev) { if (hdev->tm_info.num_tc == 1 && !hdev->tm_info.pfc_en) { if (hdev->fc_mode_last_time == HCLGE_FC_PFC) dev_warn(&hdev->pdev->dev, "Only 1 tc used, but last mode is FC_PFC\n"); hdev->tm_info.fc_mode = hdev->fc_mode_last_time; } else if (hdev->tm_info.fc_mode != HCLGE_FC_PFC) { /* fc_mode_last_time record the last fc_mode when * DCB is enabled, so that fc_mode can be set to * the correct value when DCB is disabled. */ hdev->fc_mode_last_time = hdev->tm_info.fc_mode; hdev->tm_info.fc_mode = HCLGE_FC_PFC; } } static void hclge_update_fc_mode(struct hclge_dev *hdev) { if (!hdev->tm_info.pfc_en) { hdev->tm_info.fc_mode = hdev->fc_mode_last_time; return; } if (hdev->tm_info.fc_mode != HCLGE_FC_PFC) { hdev->fc_mode_last_time = hdev->tm_info.fc_mode; hdev->tm_info.fc_mode = HCLGE_FC_PFC; } } void hclge_tm_pfc_info_update(struct hclge_dev *hdev) { if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3) hclge_update_fc_mode(hdev); else hclge_update_fc_mode_by_dcb_flag(hdev); } static void hclge_tm_schd_info_init(struct hclge_dev *hdev) { hclge_tm_pg_info_init(hdev); hclge_tm_tc_info_init(hdev); hclge_tm_vport_info_update(hdev); hclge_tm_pfc_info_update(hdev); } static int hclge_tm_pg_to_pri_map(struct hclge_dev *hdev) { int ret; u32 i; if (hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE) return 0; for (i = 0; i < hdev->tm_info.num_pg; i++) { /* Cfg mapping */ ret = hclge_tm_pg_to_pri_map_cfg( hdev, i, hdev->tm_info.pg_info[i].tc_bit_map); if (ret) return ret; } return 0; } static int hclge_tm_pg_shaper_cfg(struct hclge_dev *hdev) { u32 max_tm_rate = hdev->ae_dev->dev_specs.max_tm_rate; struct hclge_shaper_ir_para ir_para; u32 shaper_para; int ret; u32 i; /* Cfg pg schd */ if (hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE) return 0; /* Pg to pri */ for (i = 0; i < hdev->tm_info.num_pg; i++) { u32 rate = hdev->tm_info.pg_info[i].bw_limit; /* Calc shaper para */ ret = hclge_shaper_para_calc(rate, HCLGE_SHAPER_LVL_PG, &ir_para, max_tm_rate); if (ret) return ret; shaper_para = hclge_tm_get_shapping_para(0, 0, 0, HCLGE_SHAPER_BS_U_DEF, HCLGE_SHAPER_BS_S_DEF); ret = hclge_tm_pg_shapping_cfg(hdev, HCLGE_TM_SHAP_C_BUCKET, i, shaper_para, rate); if (ret) return ret; shaper_para = hclge_tm_get_shapping_para(ir_para.ir_b, ir_para.ir_u, ir_para.ir_s, HCLGE_SHAPER_BS_U_DEF, HCLGE_SHAPER_BS_S_DEF); ret = hclge_tm_pg_shapping_cfg(hdev, HCLGE_TM_SHAP_P_BUCKET, i, shaper_para, rate); if (ret) return ret; } return 0; } static int hclge_tm_pg_dwrr_cfg(struct hclge_dev *hdev) { int ret; u32 i; /* cfg pg schd */ if (hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE) return 0; /* pg to prio */ for (i = 0; i < hdev->tm_info.num_pg; i++) { /* Cfg dwrr */ ret = hclge_tm_pg_weight_cfg(hdev, i, hdev->tm_info.pg_dwrr[i]); if (ret) return ret; } return 0; } static int hclge_vport_q_to_qs_map(struct hclge_dev *hdev, struct hclge_vport *vport) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hnae3_tc_info *tc_info = &kinfo->tc_info; struct hnae3_queue **tqp = kinfo->tqp; u32 i, j; int ret; for (i = 0; i < tc_info->num_tc; i++) { for (j = 0; j < tc_info->tqp_count[i]; j++) { struct hnae3_queue *q = tqp[tc_info->tqp_offset[i] + j]; ret = hclge_tm_q_to_qs_map_cfg(hdev, hclge_get_queue_id(q), vport->qs_offset + i); if (ret) return ret; } } return 0; } static int hclge_tm_pri_q_qs_cfg_tc_base(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; u16 i, k; int ret; /* Cfg qs -> pri mapping, one by one mapping */ for (k = 0; k < hdev->num_alloc_vport; k++) { struct hnae3_knic_private_info *kinfo = &vport[k].nic.kinfo; for (i = 0; i < kinfo->tc_info.max_tc; i++) { u8 pri = i < kinfo->tc_info.num_tc ? i : 0; bool link_vld = i < kinfo->tc_info.num_tc; ret = hclge_tm_qs_to_pri_map_cfg(hdev, vport[k].qs_offset + i, pri, link_vld); if (ret) return ret; } } return 0; } static int hclge_tm_pri_q_qs_cfg_vnet_base(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; u16 i, k; int ret; /* Cfg qs -> pri mapping, qs = tc, pri = vf, 8 qs -> 1 pri */ for (k = 0; k < hdev->num_alloc_vport; k++) for (i = 0; i < HNAE3_MAX_TC; i++) { ret = hclge_tm_qs_to_pri_map_cfg(hdev, vport[k].qs_offset + i, k, true); if (ret) return ret; } return 0; } static int hclge_tm_pri_q_qs_cfg(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; int ret; u32 i; if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) ret = hclge_tm_pri_q_qs_cfg_tc_base(hdev); else if (hdev->tx_sch_mode == HCLGE_FLAG_VNET_BASE_SCH_MODE) ret = hclge_tm_pri_q_qs_cfg_vnet_base(hdev); else return -EINVAL; if (ret) return ret; /* Cfg q -> qs mapping */ for (i = 0; i < hdev->num_alloc_vport; i++) { ret = hclge_vport_q_to_qs_map(hdev, vport); if (ret) return ret; vport++; } return 0; } static int hclge_tm_pri_tc_base_shaper_cfg(struct hclge_dev *hdev) { u32 max_tm_rate = hdev->ae_dev->dev_specs.max_tm_rate; struct hclge_shaper_ir_para ir_para; u32 shaper_para_c, shaper_para_p; int ret; u32 i; for (i = 0; i < hdev->tc_max; i++) { u32 rate = hdev->tm_info.tc_info[i].bw_limit; if (rate) { ret = hclge_shaper_para_calc(rate, HCLGE_SHAPER_LVL_PRI, &ir_para, max_tm_rate); if (ret) return ret; shaper_para_c = hclge_tm_get_shapping_para(0, 0, 0, HCLGE_SHAPER_BS_U_DEF, HCLGE_SHAPER_BS_S_DEF); shaper_para_p = hclge_tm_get_shapping_para(ir_para.ir_b, ir_para.ir_u, ir_para.ir_s, HCLGE_SHAPER_BS_U_DEF, HCLGE_SHAPER_BS_S_DEF); } else { shaper_para_c = 0; shaper_para_p = 0; } ret = hclge_tm_pri_shapping_cfg(hdev, HCLGE_TM_SHAP_C_BUCKET, i, shaper_para_c, rate); if (ret) return ret; ret = hclge_tm_pri_shapping_cfg(hdev, HCLGE_TM_SHAP_P_BUCKET, i, shaper_para_p, rate); if (ret) return ret; } return 0; } static int hclge_tm_pri_vnet_base_shaper_pri_cfg(struct hclge_vport *vport) { struct hclge_dev *hdev = vport->back; struct hclge_shaper_ir_para ir_para; u32 shaper_para; int ret; ret = hclge_shaper_para_calc(vport->bw_limit, HCLGE_SHAPER_LVL_VF, &ir_para, hdev->ae_dev->dev_specs.max_tm_rate); if (ret) return ret; shaper_para = hclge_tm_get_shapping_para(0, 0, 0, HCLGE_SHAPER_BS_U_DEF, HCLGE_SHAPER_BS_S_DEF); ret = hclge_tm_pri_shapping_cfg(hdev, HCLGE_TM_SHAP_C_BUCKET, vport->vport_id, shaper_para, vport->bw_limit); if (ret) return ret; shaper_para = hclge_tm_get_shapping_para(ir_para.ir_b, ir_para.ir_u, ir_para.ir_s, HCLGE_SHAPER_BS_U_DEF, HCLGE_SHAPER_BS_S_DEF); ret = hclge_tm_pri_shapping_cfg(hdev, HCLGE_TM_SHAP_P_BUCKET, vport->vport_id, shaper_para, vport->bw_limit); if (ret) return ret; return 0; } static int hclge_tm_pri_vnet_base_shaper_qs_cfg(struct hclge_vport *vport) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hclge_dev *hdev = vport->back; u32 max_tm_rate = hdev->ae_dev->dev_specs.max_tm_rate; struct hclge_shaper_ir_para ir_para; u32 i; int ret; for (i = 0; i < kinfo->tc_info.num_tc; i++) { ret = hclge_shaper_para_calc(hdev->tm_info.tc_info[i].bw_limit, HCLGE_SHAPER_LVL_QSET, &ir_para, max_tm_rate); if (ret) return ret; } return 0; } static int hclge_tm_pri_vnet_base_shaper_cfg(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; int ret; u32 i; /* Need config vport shaper */ for (i = 0; i < hdev->num_alloc_vport; i++) { ret = hclge_tm_pri_vnet_base_shaper_pri_cfg(vport); if (ret) return ret; ret = hclge_tm_pri_vnet_base_shaper_qs_cfg(vport); if (ret) return ret; vport++; } return 0; } static int hclge_tm_pri_shaper_cfg(struct hclge_dev *hdev) { int ret; if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) { ret = hclge_tm_pri_tc_base_shaper_cfg(hdev); if (ret) return ret; } else { ret = hclge_tm_pri_vnet_base_shaper_cfg(hdev); if (ret) return ret; } return 0; } static int hclge_tm_pri_tc_base_dwrr_cfg(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; struct hclge_pg_info *pg_info; u8 dwrr; int ret; u32 i, k; for (i = 0; i < hdev->tc_max; i++) { pg_info = &hdev->tm_info.pg_info[hdev->tm_info.tc_info[i].pgid]; dwrr = pg_info->tc_dwrr[i]; ret = hclge_tm_pri_weight_cfg(hdev, i, dwrr); if (ret) return ret; for (k = 0; k < hdev->num_alloc_vport; k++) { struct hnae3_knic_private_info *kinfo = &vport[k].nic.kinfo; if (i >= kinfo->tc_info.max_tc) continue; dwrr = i < kinfo->tc_info.num_tc ? vport[k].dwrr : 0; ret = hclge_tm_qs_weight_cfg( hdev, vport[k].qs_offset + i, dwrr); if (ret) return ret; } } return 0; } static int hclge_tm_ets_tc_dwrr_cfg(struct hclge_dev *hdev) { #define DEFAULT_TC_OFFSET 14 struct hclge_ets_tc_weight_cmd *ets_weight; struct hclge_desc desc; unsigned int i; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_ETS_TC_WEIGHT, false); ets_weight = (struct hclge_ets_tc_weight_cmd *)desc.data; for (i = 0; i < HNAE3_MAX_TC; i++) { struct hclge_pg_info *pg_info; pg_info = &hdev->tm_info.pg_info[hdev->tm_info.tc_info[i].pgid]; ets_weight->tc_weight[i] = pg_info->tc_dwrr[i]; } ets_weight->weight_offset = DEFAULT_TC_OFFSET; return hclge_cmd_send(&hdev->hw, &desc, 1); } static int hclge_tm_pri_vnet_base_dwrr_pri_cfg(struct hclge_vport *vport) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hclge_dev *hdev = vport->back; int ret; u8 i; /* Vf dwrr */ ret = hclge_tm_pri_weight_cfg(hdev, vport->vport_id, vport->dwrr); if (ret) return ret; /* Qset dwrr */ for (i = 0; i < kinfo->tc_info.num_tc; i++) { ret = hclge_tm_qs_weight_cfg( hdev, vport->qs_offset + i, hdev->tm_info.pg_info[0].tc_dwrr[i]); if (ret) return ret; } return 0; } static int hclge_tm_pri_vnet_base_dwrr_cfg(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; int ret; u32 i; for (i = 0; i < hdev->num_alloc_vport; i++) { ret = hclge_tm_pri_vnet_base_dwrr_pri_cfg(vport); if (ret) return ret; vport++; } return 0; } static int hclge_tm_pri_dwrr_cfg(struct hclge_dev *hdev) { int ret; if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) { ret = hclge_tm_pri_tc_base_dwrr_cfg(hdev); if (ret) return ret; if (!hnae3_dev_dcb_supported(hdev)) return 0; ret = hclge_tm_ets_tc_dwrr_cfg(hdev); if (ret == -EOPNOTSUPP) { dev_warn(&hdev->pdev->dev, "fw %08x doesn't support ets tc weight cmd\n", hdev->fw_version); ret = 0; } return ret; } else { ret = hclge_tm_pri_vnet_base_dwrr_cfg(hdev); if (ret) return ret; } return 0; } static int hclge_tm_map_cfg(struct hclge_dev *hdev) { int ret; ret = hclge_up_to_tc_map(hdev); if (ret) return ret; if (hdev->vport[0].nic.kinfo.tc_map_mode == HNAE3_TC_MAP_MODE_DSCP) { ret = hclge_dscp_to_tc_map(hdev); if (ret) return ret; } ret = hclge_tm_pg_to_pri_map(hdev); if (ret) return ret; return hclge_tm_pri_q_qs_cfg(hdev); } static int hclge_tm_shaper_cfg(struct hclge_dev *hdev) { int ret; ret = hclge_tm_port_shaper_cfg(hdev); if (ret) return ret; ret = hclge_tm_pg_shaper_cfg(hdev); if (ret) return ret; return hclge_tm_pri_shaper_cfg(hdev); } int hclge_tm_dwrr_cfg(struct hclge_dev *hdev) { int ret; ret = hclge_tm_pg_dwrr_cfg(hdev); if (ret) return ret; return hclge_tm_pri_dwrr_cfg(hdev); } static int hclge_tm_lvl2_schd_mode_cfg(struct hclge_dev *hdev) { int ret; u8 i; /* Only being config on TC-Based scheduler mode */ if (hdev->tx_sch_mode == HCLGE_FLAG_VNET_BASE_SCH_MODE) return 0; for (i = 0; i < hdev->tm_info.num_pg; i++) { ret = hclge_tm_pg_schd_mode_cfg(hdev, i); if (ret) return ret; } return 0; } static int hclge_tm_schd_mode_tc_base_cfg(struct hclge_dev *hdev, u8 pri_id) { struct hclge_vport *vport = hdev->vport; int ret; u8 mode; u16 i; ret = hclge_tm_pri_schd_mode_cfg(hdev, pri_id); if (ret) return ret; for (i = 0; i < hdev->num_alloc_vport; i++) { struct hnae3_knic_private_info *kinfo = &vport[i].nic.kinfo; if (pri_id >= kinfo->tc_info.max_tc) continue; mode = pri_id < kinfo->tc_info.num_tc ? HCLGE_SCH_MODE_DWRR : HCLGE_SCH_MODE_SP; ret = hclge_tm_qs_schd_mode_cfg(hdev, vport[i].qs_offset + pri_id, mode); if (ret) return ret; } return 0; } static int hclge_tm_schd_mode_vnet_base_cfg(struct hclge_vport *vport) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hclge_dev *hdev = vport->back; int ret; u8 i; if (vport->vport_id >= HNAE3_MAX_TC) return -EINVAL; ret = hclge_tm_pri_schd_mode_cfg(hdev, vport->vport_id); if (ret) return ret; for (i = 0; i < kinfo->tc_info.num_tc; i++) { u8 sch_mode = hdev->tm_info.tc_info[i].tc_sch_mode; ret = hclge_tm_qs_schd_mode_cfg(hdev, vport->qs_offset + i, sch_mode); if (ret) return ret; } return 0; } static int hclge_tm_lvl34_schd_mode_cfg(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; int ret; u8 i; if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) { for (i = 0; i < hdev->tc_max; i++) { ret = hclge_tm_schd_mode_tc_base_cfg(hdev, i); if (ret) return ret; } } else { for (i = 0; i < hdev->num_alloc_vport; i++) { ret = hclge_tm_schd_mode_vnet_base_cfg(vport); if (ret) return ret; vport++; } } return 0; } static int hclge_tm_schd_mode_hw(struct hclge_dev *hdev) { int ret; ret = hclge_tm_lvl2_schd_mode_cfg(hdev); if (ret) return ret; return hclge_tm_lvl34_schd_mode_cfg(hdev); } int hclge_tm_schd_setup_hw(struct hclge_dev *hdev) { int ret; /* Cfg tm mapping */ ret = hclge_tm_map_cfg(hdev); if (ret) return ret; /* Cfg tm shaper */ ret = hclge_tm_shaper_cfg(hdev); if (ret) return ret; /* Cfg dwrr */ ret = hclge_tm_dwrr_cfg(hdev); if (ret) return ret; /* Cfg schd mode for each level schd */ ret = hclge_tm_schd_mode_hw(hdev); if (ret) return ret; return hclge_tm_flush_cfg(hdev, false); } static int hclge_pause_param_setup_hw(struct hclge_dev *hdev) { struct hclge_mac *mac = &hdev->hw.mac; return hclge_pause_param_cfg(hdev, mac->mac_addr, HCLGE_DEFAULT_PAUSE_TRANS_GAP, HCLGE_DEFAULT_PAUSE_TRANS_TIME); } static int hclge_pfc_setup_hw(struct hclge_dev *hdev) { u8 enable_bitmap = 0; if (hdev->tm_info.fc_mode == HCLGE_FC_PFC) enable_bitmap = HCLGE_TX_MAC_PAUSE_EN_MSK | HCLGE_RX_MAC_PAUSE_EN_MSK; return hclge_pfc_pause_en_cfg(hdev, enable_bitmap, hdev->tm_info.pfc_en); } /* for the queues that use for backpress, divides to several groups, * each group contains 32 queue sets, which can be represented by u32 bitmap. */ static int hclge_bp_setup_hw(struct hclge_dev *hdev, u8 tc) { u16 grp_id_shift = HCLGE_BP_GRP_ID_S; u16 grp_id_mask = HCLGE_BP_GRP_ID_M; u8 grp_num = HCLGE_BP_GRP_NUM; int i; if (hdev->num_tqps > HCLGE_TQP_MAX_SIZE_DEV_V2) { grp_num = HCLGE_BP_EXT_GRP_NUM; grp_id_mask = HCLGE_BP_EXT_GRP_ID_M; grp_id_shift = HCLGE_BP_EXT_GRP_ID_S; } for (i = 0; i < grp_num; i++) { u32 qs_bitmap = 0; int k, ret; for (k = 0; k < hdev->num_alloc_vport; k++) { struct hclge_vport *vport = &hdev->vport[k]; u16 qs_id = vport->qs_offset + tc; u8 grp, sub_grp; grp = hnae3_get_field(qs_id, grp_id_mask, grp_id_shift); sub_grp = hnae3_get_field(qs_id, HCLGE_BP_SUB_GRP_ID_M, HCLGE_BP_SUB_GRP_ID_S); if (i == grp) qs_bitmap |= (1 << sub_grp); } ret = hclge_tm_qs_bp_cfg(hdev, tc, i, qs_bitmap); if (ret) return ret; } return 0; } int hclge_mac_pause_setup_hw(struct hclge_dev *hdev) { bool tx_en, rx_en; switch (hdev->tm_info.fc_mode) { case HCLGE_FC_NONE: tx_en = false; rx_en = false; break; case HCLGE_FC_RX_PAUSE: tx_en = false; rx_en = true; break; case HCLGE_FC_TX_PAUSE: tx_en = true; rx_en = false; break; case HCLGE_FC_FULL: tx_en = true; rx_en = true; break; case HCLGE_FC_PFC: tx_en = false; rx_en = false; break; default: tx_en = true; rx_en = true; } return hclge_mac_pause_en_cfg(hdev, tx_en, rx_en); } static int hclge_tm_bp_setup(struct hclge_dev *hdev) { int ret; int i; for (i = 0; i < hdev->tm_info.num_tc; i++) { ret = hclge_bp_setup_hw(hdev, i); if (ret) return ret; } return 0; } int hclge_pause_setup_hw(struct hclge_dev *hdev, bool init) { int ret; ret = hclge_pause_param_setup_hw(hdev); if (ret) return ret; ret = hclge_mac_pause_setup_hw(hdev); if (ret) return ret; /* Only DCB-supported dev supports qset back pressure and pfc cmd */ if (!hnae3_dev_dcb_supported(hdev)) return 0; /* GE MAC does not support PFC, when driver is initializing and MAC * is in GE Mode, ignore the error here, otherwise initialization * will fail. */ ret = hclge_pfc_setup_hw(hdev); if (init && ret == -EOPNOTSUPP) dev_warn(&hdev->pdev->dev, "GE MAC does not support pfc\n"); else if (ret) { dev_err(&hdev->pdev->dev, "config pfc failed! ret = %d\n", ret); return ret; } return hclge_tm_bp_setup(hdev); } void hclge_tm_prio_tc_info_update(struct hclge_dev *hdev, u8 *prio_tc) { struct hclge_vport *vport = hdev->vport; struct hnae3_knic_private_info *kinfo; u32 i, k; for (i = 0; i < HNAE3_MAX_USER_PRIO; i++) { hdev->tm_info.prio_tc[i] = prio_tc[i]; for (k = 0; k < hdev->num_alloc_vport; k++) { kinfo = &vport[k].nic.kinfo; kinfo->tc_info.prio_tc[i] = prio_tc[i]; } } } void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc) { u8 bit_map = 0; u8 i; hdev->tm_info.num_tc = num_tc; for (i = 0; i < hdev->tm_info.num_tc; i++) bit_map |= BIT(i); if (!bit_map) { bit_map = 1; hdev->tm_info.num_tc = 1; } hdev->hw_tc_map = bit_map; hclge_tm_schd_info_init(hdev); } int hclge_tm_init_hw(struct hclge_dev *hdev, bool init) { int ret; if ((hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE) && (hdev->tx_sch_mode != HCLGE_FLAG_VNET_BASE_SCH_MODE)) return -ENOTSUPP; ret = hclge_tm_schd_setup_hw(hdev); if (ret) return ret; ret = hclge_pause_setup_hw(hdev, init); if (ret) return ret; return 0; } int hclge_tm_schd_init(struct hclge_dev *hdev) { /* fc_mode is HCLGE_FC_FULL on reset */ hdev->tm_info.fc_mode = HCLGE_FC_FULL; hdev->fc_mode_last_time = hdev->tm_info.fc_mode; if (hdev->tx_sch_mode != HCLGE_FLAG_TC_BASE_SCH_MODE && hdev->tm_info.num_pg != 1) return -EINVAL; hclge_tm_schd_info_init(hdev); hclge_dscp_to_prio_map_init(hdev); return hclge_tm_init_hw(hdev, true); } int hclge_tm_vport_map_update(struct hclge_dev *hdev) { struct hclge_vport *vport = hdev->vport; int ret; hclge_tm_vport_tc_info_update(vport); ret = hclge_vport_q_to_qs_map(hdev, vport); if (ret) return ret; if (hdev->tm_info.num_tc == 1 && !hdev->tm_info.pfc_en) return 0; return hclge_tm_bp_setup(hdev); } int hclge_tm_get_qset_num(struct hclge_dev *hdev, u16 *qset_num) { struct hclge_tm_nodes_cmd *nodes; struct hclge_desc desc; int ret; if (hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) { /* Each PF has 8 qsets and each VF has 1 qset */ *qset_num = HCLGE_TM_PF_MAX_QSET_NUM + pci_num_vf(hdev->pdev); return 0; } hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NODES, true); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get qset num, ret = %d\n", ret); return ret; } nodes = (struct hclge_tm_nodes_cmd *)desc.data; *qset_num = le16_to_cpu(nodes->qset_num); return 0; } int hclge_tm_get_pri_num(struct hclge_dev *hdev, u8 *pri_num) { struct hclge_tm_nodes_cmd *nodes; struct hclge_desc desc; int ret; if (hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) { *pri_num = HCLGE_TM_PF_MAX_PRI_NUM; return 0; } hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NODES, true); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get pri num, ret = %d\n", ret); return ret; } nodes = (struct hclge_tm_nodes_cmd *)desc.data; *pri_num = nodes->pri_num; return 0; } int hclge_tm_get_qset_map_pri(struct hclge_dev *hdev, u16 qset_id, u8 *priority, u8 *link_vld) { struct hclge_qs_to_pri_link_cmd *map; struct hclge_desc desc; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_TO_PRI_LINK, true); map = (struct hclge_qs_to_pri_link_cmd *)desc.data; map->qs_id = cpu_to_le16(qset_id); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get qset map priority, ret = %d\n", ret); return ret; } *priority = map->priority; *link_vld = map->link_vld; return 0; } int hclge_tm_get_qset_sch_mode(struct hclge_dev *hdev, u16 qset_id, u8 *mode) { struct hclge_qs_sch_mode_cfg_cmd *qs_sch_mode; struct hclge_desc desc; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_SCH_MODE_CFG, true); qs_sch_mode = (struct hclge_qs_sch_mode_cfg_cmd *)desc.data; qs_sch_mode->qs_id = cpu_to_le16(qset_id); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get qset sch mode, ret = %d\n", ret); return ret; } *mode = qs_sch_mode->sch_mode; return 0; } int hclge_tm_get_qset_weight(struct hclge_dev *hdev, u16 qset_id, u8 *weight) { struct hclge_qs_weight_cmd *qs_weight; struct hclge_desc desc; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_QS_WEIGHT, true); qs_weight = (struct hclge_qs_weight_cmd *)desc.data; qs_weight->qs_id = cpu_to_le16(qset_id); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get qset weight, ret = %d\n", ret); return ret; } *weight = qs_weight->dwrr; return 0; } int hclge_tm_get_qset_shaper(struct hclge_dev *hdev, u16 qset_id, struct hclge_tm_shaper_para *para) { struct hclge_qs_shapping_cmd *shap_cfg_cmd; struct hclge_desc desc; u32 shapping_para; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QCN_SHAPPING_CFG, true); shap_cfg_cmd = (struct hclge_qs_shapping_cmd *)desc.data; shap_cfg_cmd->qs_id = cpu_to_le16(qset_id); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get qset %u shaper, ret = %d\n", qset_id, ret); return ret; } shapping_para = le32_to_cpu(shap_cfg_cmd->qs_shapping_para); para->ir_b = hclge_tm_get_field(shapping_para, IR_B); para->ir_u = hclge_tm_get_field(shapping_para, IR_U); para->ir_s = hclge_tm_get_field(shapping_para, IR_S); para->bs_b = hclge_tm_get_field(shapping_para, BS_B); para->bs_s = hclge_tm_get_field(shapping_para, BS_S); para->flag = shap_cfg_cmd->flag; para->rate = le32_to_cpu(shap_cfg_cmd->qs_rate); return 0; } int hclge_tm_get_pri_sch_mode(struct hclge_dev *hdev, u8 pri_id, u8 *mode) { struct hclge_pri_sch_mode_cfg_cmd *pri_sch_mode; struct hclge_desc desc; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PRI_SCH_MODE_CFG, true); pri_sch_mode = (struct hclge_pri_sch_mode_cfg_cmd *)desc.data; pri_sch_mode->pri_id = pri_id; ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get priority sch mode, ret = %d\n", ret); return ret; } *mode = pri_sch_mode->sch_mode; return 0; } int hclge_tm_get_pri_weight(struct hclge_dev *hdev, u8 pri_id, u8 *weight) { struct hclge_priority_weight_cmd *priority_weight; struct hclge_desc desc; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PRI_WEIGHT, true); priority_weight = (struct hclge_priority_weight_cmd *)desc.data; priority_weight->pri_id = pri_id; ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get priority weight, ret = %d\n", ret); return ret; } *weight = priority_weight->dwrr; return 0; } int hclge_tm_get_pri_shaper(struct hclge_dev *hdev, u8 pri_id, enum hclge_opcode_type cmd, struct hclge_tm_shaper_para *para) { struct hclge_pri_shapping_cmd *shap_cfg_cmd; struct hclge_desc desc; u32 shapping_para; int ret; if (cmd != HCLGE_OPC_TM_PRI_C_SHAPPING && cmd != HCLGE_OPC_TM_PRI_P_SHAPPING) return -EINVAL; hclge_cmd_setup_basic_desc(&desc, cmd, true); shap_cfg_cmd = (struct hclge_pri_shapping_cmd *)desc.data; shap_cfg_cmd->pri_id = pri_id; ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get priority shaper(%#x), ret = %d\n", cmd, ret); return ret; } shapping_para = le32_to_cpu(shap_cfg_cmd->pri_shapping_para); para->ir_b = hclge_tm_get_field(shapping_para, IR_B); para->ir_u = hclge_tm_get_field(shapping_para, IR_U); para->ir_s = hclge_tm_get_field(shapping_para, IR_S); para->bs_b = hclge_tm_get_field(shapping_para, BS_B); para->bs_s = hclge_tm_get_field(shapping_para, BS_S); para->flag = shap_cfg_cmd->flag; para->rate = le32_to_cpu(shap_cfg_cmd->pri_rate); return 0; } int hclge_tm_get_q_to_qs_map(struct hclge_dev *hdev, u16 q_id, u16 *qset_id) { struct hclge_nq_to_qs_link_cmd *map; struct hclge_desc desc; u16 qs_id_l; u16 qs_id_h; int ret; map = (struct hclge_nq_to_qs_link_cmd *)desc.data; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_NQ_TO_QS_LINK, true); map->nq_id = cpu_to_le16(q_id); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get queue to qset map, ret = %d\n", ret); return ret; } *qset_id = le16_to_cpu(map->qset_id); /* convert qset_id to the following format, drop the vld bit * | qs_id_h | vld | qs_id_l | * qset_id: | 15 ~ 11 | 10 | 9 ~ 0 | * \ \ / / * \ \ / / * qset_id: | 15 | 14 ~ 10 | 9 ~ 0 | */ qs_id_l = hnae3_get_field(*qset_id, HCLGE_TM_QS_ID_L_MSK, HCLGE_TM_QS_ID_L_S); qs_id_h = hnae3_get_field(*qset_id, HCLGE_TM_QS_ID_H_EXT_MSK, HCLGE_TM_QS_ID_H_EXT_S); *qset_id = 0; hnae3_set_field(*qset_id, HCLGE_TM_QS_ID_L_MSK, HCLGE_TM_QS_ID_L_S, qs_id_l); hnae3_set_field(*qset_id, HCLGE_TM_QS_ID_H_MSK, HCLGE_TM_QS_ID_H_S, qs_id_h); return 0; } int hclge_tm_get_q_to_tc(struct hclge_dev *hdev, u16 q_id, u8 *tc_id) { #define HCLGE_TM_TC_MASK 0x7 struct hclge_tqp_tx_queue_tc_cmd *tc; struct hclge_desc desc; int ret; tc = (struct hclge_tqp_tx_queue_tc_cmd *)desc.data; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TQP_TX_QUEUE_TC, true); tc->queue_id = cpu_to_le16(q_id); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get queue to tc map, ret = %d\n", ret); return ret; } *tc_id = tc->tc_id & HCLGE_TM_TC_MASK; return 0; } int hclge_tm_get_pg_to_pri_map(struct hclge_dev *hdev, u8 pg_id, u8 *pri_bit_map) { struct hclge_pg_to_pri_link_cmd *map; struct hclge_desc desc; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_TO_PRI_LINK, true); map = (struct hclge_pg_to_pri_link_cmd *)desc.data; map->pg_id = pg_id; ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get pg to pri map, ret = %d\n", ret); return ret; } *pri_bit_map = map->pri_bit_map; return 0; } int hclge_tm_get_pg_weight(struct hclge_dev *hdev, u8 pg_id, u8 *weight) { struct hclge_pg_weight_cmd *pg_weight_cmd; struct hclge_desc desc; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_WEIGHT, true); pg_weight_cmd = (struct hclge_pg_weight_cmd *)desc.data; pg_weight_cmd->pg_id = pg_id; ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get pg weight, ret = %d\n", ret); return ret; } *weight = pg_weight_cmd->dwrr; return 0; } int hclge_tm_get_pg_sch_mode(struct hclge_dev *hdev, u8 pg_id, u8 *mode) { struct hclge_desc desc; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PG_SCH_MODE_CFG, true); desc.data[0] = cpu_to_le32(pg_id); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get pg sch mode, ret = %d\n", ret); return ret; } *mode = (u8)le32_to_cpu(desc.data[1]); return 0; } int hclge_tm_get_pg_shaper(struct hclge_dev *hdev, u8 pg_id, enum hclge_opcode_type cmd, struct hclge_tm_shaper_para *para) { struct hclge_pg_shapping_cmd *shap_cfg_cmd; struct hclge_desc desc; u32 shapping_para; int ret; if (cmd != HCLGE_OPC_TM_PG_C_SHAPPING && cmd != HCLGE_OPC_TM_PG_P_SHAPPING) return -EINVAL; hclge_cmd_setup_basic_desc(&desc, cmd, true); shap_cfg_cmd = (struct hclge_pg_shapping_cmd *)desc.data; shap_cfg_cmd->pg_id = pg_id; ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get pg shaper(%#x), ret = %d\n", cmd, ret); return ret; } shapping_para = le32_to_cpu(shap_cfg_cmd->pg_shapping_para); para->ir_b = hclge_tm_get_field(shapping_para, IR_B); para->ir_u = hclge_tm_get_field(shapping_para, IR_U); para->ir_s = hclge_tm_get_field(shapping_para, IR_S); para->bs_b = hclge_tm_get_field(shapping_para, BS_B); para->bs_s = hclge_tm_get_field(shapping_para, BS_S); para->flag = shap_cfg_cmd->flag; para->rate = le32_to_cpu(shap_cfg_cmd->pg_rate); return 0; } int hclge_tm_get_port_shaper(struct hclge_dev *hdev, struct hclge_tm_shaper_para *para) { struct hclge_port_shapping_cmd *port_shap_cfg_cmd; struct hclge_desc desc; u32 shapping_para; int ret; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_PORT_SHAPPING, true); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to get port shaper, ret = %d\n", ret); return ret; } port_shap_cfg_cmd = (struct hclge_port_shapping_cmd *)desc.data; shapping_para = le32_to_cpu(port_shap_cfg_cmd->port_shapping_para); para->ir_b = hclge_tm_get_field(shapping_para, IR_B); para->ir_u = hclge_tm_get_field(shapping_para, IR_U); para->ir_s = hclge_tm_get_field(shapping_para, IR_S); para->bs_b = hclge_tm_get_field(shapping_para, BS_B); para->bs_s = hclge_tm_get_field(shapping_para, BS_S); para->flag = port_shap_cfg_cmd->flag; para->rate = le32_to_cpu(port_shap_cfg_cmd->port_rate); return 0; } int hclge_tm_flush_cfg(struct hclge_dev *hdev, bool enable) { struct hclge_desc desc; int ret; if (!hnae3_ae_dev_tm_flush_supported(hdev)) return 0; hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TM_FLUSH, false); desc.data[0] = cpu_to_le32(enable ? HCLGE_TM_FLUSH_EN_MSK : 0); ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, "failed to config tm flush, ret = %d\n", ret); return ret; } if (enable) msleep(HCLGE_TM_FLUSH_TIME_MS); return ret; }
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