| // SPDX-License-Identifier: GPL-2.0+ |
| /* Copyright (c) 2018-2019 Hisilicon Limited. */ |
| |
| #include <linux/device.h> |
| |
| #include "hclge_debugfs.h" |
| #include "hclge_cmd.h" |
| #include "hclge_main.h" |
| #include "hclge_tm.h" |
| #include "hnae3.h" |
| |
| static int hclge_dbg_get_dfx_bd_num(struct hclge_dev *hdev, int offset) |
| { |
| struct hclge_desc desc[4]; |
| int ret; |
| |
| hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_DFX_BD_NUM, true); |
| desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); |
| hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_DFX_BD_NUM, true); |
| desc[1].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); |
| hclge_cmd_setup_basic_desc(&desc[2], HCLGE_OPC_DFX_BD_NUM, true); |
| desc[2].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); |
| hclge_cmd_setup_basic_desc(&desc[3], HCLGE_OPC_DFX_BD_NUM, true); |
| |
| ret = hclge_cmd_send(&hdev->hw, desc, 4); |
| if (ret != HCLGE_CMD_EXEC_SUCCESS) { |
| dev_err(&hdev->pdev->dev, |
| "get dfx bdnum fail, status is %d.\n", ret); |
| return ret; |
| } |
| |
| return (int)desc[offset / 6].data[offset % 6]; |
| } |
| |
| static int hclge_dbg_cmd_send(struct hclge_dev *hdev, |
| struct hclge_desc *desc_src, |
| int index, int bd_num, |
| enum hclge_opcode_type cmd) |
| { |
| struct hclge_desc *desc = desc_src; |
| int ret, i; |
| |
| hclge_cmd_setup_basic_desc(desc, cmd, true); |
| desc->data[0] = cpu_to_le32(index); |
| |
| for (i = 1; i < bd_num; i++) { |
| desc->flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); |
| desc++; |
| hclge_cmd_setup_basic_desc(desc, cmd, true); |
| } |
| |
| ret = hclge_cmd_send(&hdev->hw, desc_src, bd_num); |
| if (ret) { |
| dev_err(&hdev->pdev->dev, |
| "read reg cmd send fail, status is %d.\n", ret); |
| return ret; |
| } |
| |
| return ret; |
| } |
| |
| static void hclge_dbg_dump_reg_common(struct hclge_dev *hdev, |
| struct hclge_dbg_dfx_message *dfx_message, |
| char *cmd_buf, int msg_num, int offset, |
| enum hclge_opcode_type cmd) |
| { |
| struct hclge_desc *desc_src; |
| struct hclge_desc *desc; |
| int bd_num, buf_len; |
| int ret, i; |
| int index; |
| int max; |
| |
| ret = kstrtouint(cmd_buf, 10, &index); |
| index = (ret != 0) ? 0 : index; |
| |
| bd_num = hclge_dbg_get_dfx_bd_num(hdev, offset); |
| if (bd_num <= 0) |
| return; |
| |
| buf_len = sizeof(struct hclge_desc) * bd_num; |
| desc_src = kzalloc(buf_len, GFP_KERNEL); |
| if (!desc_src) { |
| dev_err(&hdev->pdev->dev, "call kzalloc failed\n"); |
| return; |
| } |
| |
| desc = desc_src; |
| ret = hclge_dbg_cmd_send(hdev, desc, index, bd_num, cmd); |
| if (ret != HCLGE_CMD_EXEC_SUCCESS) { |
| kfree(desc_src); |
| return; |
| } |
| |
| max = (bd_num * 6) <= msg_num ? (bd_num * 6) : msg_num; |
| |
| desc = desc_src; |
| for (i = 0; i < max; i++) { |
| (((i / 6) > 0) && ((i % 6) == 0)) ? desc++ : desc; |
| if (dfx_message->flag) |
| dev_info(&hdev->pdev->dev, "%s: 0x%x\n", |
| dfx_message->message, desc->data[i % 6]); |
| |
| dfx_message++; |
| } |
| |
| kfree(desc_src); |
| } |
| |
| static void hclge_dbg_dump_dcb(struct hclge_dev *hdev, char *cmd_buf) |
| { |
| struct device *dev = &hdev->pdev->dev; |
| struct hclge_dbg_bitmap_cmd *bitmap; |
| int rq_id, pri_id, qset_id; |
| int port_id, nq_id, pg_id; |
| struct hclge_desc desc[2]; |
| |
| int cnt, ret; |
| |
| cnt = sscanf(cmd_buf, "%i %i %i %i %i %i", |
| &port_id, &pri_id, &pg_id, &rq_id, &nq_id, &qset_id); |
| if (cnt != 6) { |
| dev_err(&hdev->pdev->dev, |
| "dump dcb: bad command parameter, cnt=%d\n", cnt); |
| return; |
| } |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, qset_id, 1, |
| HCLGE_OPC_QSET_DFX_STS); |
| if (ret) |
| return; |
| |
| bitmap = (struct hclge_dbg_bitmap_cmd *)&desc[0].data[1]; |
| dev_info(dev, "roce_qset_mask: 0x%x\n", bitmap->bit0); |
| dev_info(dev, "nic_qs_mask: 0x%x\n", bitmap->bit1); |
| dev_info(dev, "qs_shaping_pass: 0x%x\n", bitmap->bit2); |
| dev_info(dev, "qs_bp_sts: 0x%x\n", bitmap->bit3); |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, pri_id, 1, HCLGE_OPC_PRI_DFX_STS); |
| if (ret) |
| return; |
| |
| bitmap = (struct hclge_dbg_bitmap_cmd *)&desc[0].data[1]; |
| dev_info(dev, "pri_mask: 0x%x\n", bitmap->bit0); |
| dev_info(dev, "pri_cshaping_pass: 0x%x\n", bitmap->bit1); |
| dev_info(dev, "pri_pshaping_pass: 0x%x\n", bitmap->bit2); |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, pg_id, 1, HCLGE_OPC_PG_DFX_STS); |
| if (ret) |
| return; |
| |
| bitmap = (struct hclge_dbg_bitmap_cmd *)&desc[0].data[1]; |
| dev_info(dev, "pg_mask: 0x%x\n", bitmap->bit0); |
| dev_info(dev, "pg_cshaping_pass: 0x%x\n", bitmap->bit1); |
| dev_info(dev, "pg_pshaping_pass: 0x%x\n", bitmap->bit2); |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, port_id, 1, |
| HCLGE_OPC_PORT_DFX_STS); |
| if (ret) |
| return; |
| |
| bitmap = (struct hclge_dbg_bitmap_cmd *)&desc[0].data[1]; |
| dev_info(dev, "port_mask: 0x%x\n", bitmap->bit0); |
| dev_info(dev, "port_shaping_pass: 0x%x\n", bitmap->bit1); |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, nq_id, 1, HCLGE_OPC_SCH_NQ_CNT); |
| if (ret) |
| return; |
| |
| dev_info(dev, "sch_nq_cnt: 0x%x\n", desc[0].data[1]); |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, nq_id, 1, HCLGE_OPC_SCH_RQ_CNT); |
| if (ret) |
| return; |
| |
| dev_info(dev, "sch_rq_cnt: 0x%x\n", desc[0].data[1]); |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, 0, 2, HCLGE_OPC_TM_INTERNAL_STS); |
| if (ret) |
| return; |
| |
| dev_info(dev, "pri_bp: 0x%x\n", desc[0].data[1]); |
| dev_info(dev, "fifo_dfx_info: 0x%x\n", desc[0].data[2]); |
| dev_info(dev, "sch_roce_fifo_afull_gap: 0x%x\n", desc[0].data[3]); |
| dev_info(dev, "tx_private_waterline: 0x%x\n", desc[0].data[4]); |
| dev_info(dev, "tm_bypass_en: 0x%x\n", desc[0].data[5]); |
| dev_info(dev, "SSU_TM_BYPASS_EN: 0x%x\n", desc[1].data[0]); |
| dev_info(dev, "SSU_RESERVE_CFG: 0x%x\n", desc[1].data[1]); |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, port_id, 1, |
| HCLGE_OPC_TM_INTERNAL_CNT); |
| if (ret) |
| return; |
| |
| dev_info(dev, "SCH_NIC_NUM: 0x%x\n", desc[0].data[1]); |
| dev_info(dev, "SCH_ROCE_NUM: 0x%x\n", desc[0].data[2]); |
| |
| ret = hclge_dbg_cmd_send(hdev, desc, port_id, 1, |
| HCLGE_OPC_TM_INTERNAL_STS_1); |
| if (ret) |
| return; |
| |
| dev_info(dev, "TC_MAP_SEL: 0x%x\n", desc[0].data[1]); |
| dev_info(dev, "IGU_PFC_PRI_EN: 0x%x\n", desc[0].data[2]); |
| dev_info(dev, "MAC_PFC_PRI_EN: 0x%x\n", desc[0].data[3]); |
| dev_info(dev, "IGU_PRI_MAP_TC_CFG: 0x%x\n", desc[0].data[4]); |
| dev_info(dev, "IGU_TX_PRI_MAP_TC_CFG: 0x%x\n", desc[0].data[5]); |
| } |
| |
| static void hclge_dbg_dump_reg_cmd(struct hclge_dev *hdev, char *cmd_buf) |
| { |
| int msg_num; |
| |
| if (strncmp(&cmd_buf[9], "bios common", 11) == 0) { |
| msg_num = sizeof(hclge_dbg_bios_common_reg) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_bios_common_reg, |
| &cmd_buf[21], msg_num, |
| HCLGE_DBG_DFX_BIOS_OFFSET, |
| HCLGE_OPC_DFX_BIOS_COMMON_REG); |
| } else if (strncmp(&cmd_buf[9], "ssu", 3) == 0) { |
| msg_num = sizeof(hclge_dbg_ssu_reg_0) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_ssu_reg_0, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_SSU_0_OFFSET, |
| HCLGE_OPC_DFX_SSU_REG_0); |
| |
| msg_num = sizeof(hclge_dbg_ssu_reg_1) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_ssu_reg_1, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_SSU_1_OFFSET, |
| HCLGE_OPC_DFX_SSU_REG_1); |
| |
| msg_num = sizeof(hclge_dbg_ssu_reg_2) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_ssu_reg_2, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_SSU_2_OFFSET, |
| HCLGE_OPC_DFX_SSU_REG_2); |
| } else if (strncmp(&cmd_buf[9], "igu egu", 7) == 0) { |
| msg_num = sizeof(hclge_dbg_igu_egu_reg) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_igu_egu_reg, |
| &cmd_buf[17], msg_num, |
| HCLGE_DBG_DFX_IGU_OFFSET, |
| HCLGE_OPC_DFX_IGU_EGU_REG); |
| } else if (strncmp(&cmd_buf[9], "rpu", 3) == 0) { |
| msg_num = sizeof(hclge_dbg_rpu_reg_0) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_rpu_reg_0, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_RPU_0_OFFSET, |
| HCLGE_OPC_DFX_RPU_REG_0); |
| |
| msg_num = sizeof(hclge_dbg_rpu_reg_1) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_rpu_reg_1, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_RPU_1_OFFSET, |
| HCLGE_OPC_DFX_RPU_REG_1); |
| } else if (strncmp(&cmd_buf[9], "ncsi", 4) == 0) { |
| msg_num = sizeof(hclge_dbg_ncsi_reg) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_ncsi_reg, |
| &cmd_buf[14], msg_num, |
| HCLGE_DBG_DFX_NCSI_OFFSET, |
| HCLGE_OPC_DFX_NCSI_REG); |
| } else if (strncmp(&cmd_buf[9], "rtc", 3) == 0) { |
| msg_num = sizeof(hclge_dbg_rtc_reg) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_rtc_reg, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_RTC_OFFSET, |
| HCLGE_OPC_DFX_RTC_REG); |
| } else if (strncmp(&cmd_buf[9], "ppp", 3) == 0) { |
| msg_num = sizeof(hclge_dbg_ppp_reg) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_ppp_reg, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_PPP_OFFSET, |
| HCLGE_OPC_DFX_PPP_REG); |
| } else if (strncmp(&cmd_buf[9], "rcb", 3) == 0) { |
| msg_num = sizeof(hclge_dbg_rcb_reg) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_rcb_reg, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_RCB_OFFSET, |
| HCLGE_OPC_DFX_RCB_REG); |
| } else if (strncmp(&cmd_buf[9], "tqp", 3) == 0) { |
| msg_num = sizeof(hclge_dbg_tqp_reg) / |
| sizeof(struct hclge_dbg_dfx_message); |
| hclge_dbg_dump_reg_common(hdev, hclge_dbg_tqp_reg, |
| &cmd_buf[13], msg_num, |
| HCLGE_DBG_DFX_TQP_OFFSET, |
| HCLGE_OPC_DFX_TQP_REG); |
| } else if (strncmp(&cmd_buf[9], "dcb", 3) == 0) { |
| hclge_dbg_dump_dcb(hdev, &cmd_buf[13]); |
| } else { |
| dev_info(&hdev->pdev->dev, "unknown command\n"); |
| return; |
| } |
| } |
| |
| static void hclge_title_idx_print(struct hclge_dev *hdev, bool flag, int index, |
| char *title_buf, char *true_buf, |
| char *false_buf) |
| { |
| if (flag) |
| dev_info(&hdev->pdev->dev, "%s(%d): %s\n", title_buf, index, |
| true_buf); |
| else |
| dev_info(&hdev->pdev->dev, "%s(%d): %s\n", title_buf, index, |
| false_buf); |
| } |
| |
| static void hclge_dbg_dump_tc(struct hclge_dev *hdev) |
| { |
| struct hclge_ets_tc_weight_cmd *ets_weight; |
| struct hclge_desc desc; |
| int i, ret; |
| |
| hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_ETS_TC_WEIGHT, true); |
| |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) { |
| dev_err(&hdev->pdev->dev, "dump tc fail, status is %d.\n", ret); |
| return; |
| } |
| |
| ets_weight = (struct hclge_ets_tc_weight_cmd *)desc.data; |
| |
| dev_info(&hdev->pdev->dev, "dump tc\n"); |
| dev_info(&hdev->pdev->dev, "weight_offset: %u\n", |
| ets_weight->weight_offset); |
| |
| for (i = 0; i < HNAE3_MAX_TC; i++) |
| hclge_title_idx_print(hdev, ets_weight->tc_weight[i], i, |
| "tc", "no sp mode", "sp mode"); |
| } |
| |
| static void hclge_dbg_dump_tm_pg(struct hclge_dev *hdev) |
| { |
| struct hclge_port_shapping_cmd *port_shap_cfg_cmd; |
| struct hclge_bp_to_qs_map_cmd *bp_to_qs_map_cmd; |
| struct hclge_pg_shapping_cmd *pg_shap_cfg_cmd; |
| enum hclge_opcode_type cmd; |
| struct hclge_desc desc; |
| int ret; |
| |
| cmd = HCLGE_OPC_TM_PG_C_SHAPPING; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_pg_cmd_send; |
| |
| pg_shap_cfg_cmd = (struct hclge_pg_shapping_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "PG_C pg_id: %u\n", pg_shap_cfg_cmd->pg_id); |
| dev_info(&hdev->pdev->dev, "PG_C pg_shapping: 0x%x\n", |
| pg_shap_cfg_cmd->pg_shapping_para); |
| |
| cmd = HCLGE_OPC_TM_PG_P_SHAPPING; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_pg_cmd_send; |
| |
| pg_shap_cfg_cmd = (struct hclge_pg_shapping_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "PG_P pg_id: %u\n", pg_shap_cfg_cmd->pg_id); |
| dev_info(&hdev->pdev->dev, "PG_P pg_shapping: 0x%x\n", |
| pg_shap_cfg_cmd->pg_shapping_para); |
| |
| cmd = HCLGE_OPC_TM_PORT_SHAPPING; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_pg_cmd_send; |
| |
| port_shap_cfg_cmd = (struct hclge_port_shapping_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "PORT port_shapping: 0x%x\n", |
| port_shap_cfg_cmd->port_shapping_para); |
| |
| cmd = HCLGE_OPC_TM_PG_SCH_MODE_CFG; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_pg_cmd_send; |
| |
| dev_info(&hdev->pdev->dev, "PG_SCH pg_id: %u\n", desc.data[0]); |
| |
| cmd = HCLGE_OPC_TM_PRI_SCH_MODE_CFG; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_pg_cmd_send; |
| |
| dev_info(&hdev->pdev->dev, "PRI_SCH pg_id: %u\n", desc.data[0]); |
| |
| cmd = HCLGE_OPC_TM_QS_SCH_MODE_CFG; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_pg_cmd_send; |
| |
| dev_info(&hdev->pdev->dev, "QS_SCH pg_id: %u\n", desc.data[0]); |
| |
| cmd = HCLGE_OPC_TM_BP_TO_QSET_MAPPING; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_pg_cmd_send; |
| |
| bp_to_qs_map_cmd = (struct hclge_bp_to_qs_map_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "BP_TO_QSET pg_id: %u\n", |
| bp_to_qs_map_cmd->tc_id); |
| dev_info(&hdev->pdev->dev, "BP_TO_QSET pg_shapping: 0x%x\n", |
| bp_to_qs_map_cmd->qs_group_id); |
| dev_info(&hdev->pdev->dev, "BP_TO_QSET qs_bit_map: 0x%x\n", |
| bp_to_qs_map_cmd->qs_bit_map); |
| return; |
| |
| err_tm_pg_cmd_send: |
| dev_err(&hdev->pdev->dev, "dump tm_pg fail(0x%x), status is %d\n", |
| cmd, ret); |
| } |
| |
| static void hclge_dbg_dump_tm(struct hclge_dev *hdev) |
| { |
| struct hclge_priority_weight_cmd *priority_weight; |
| struct hclge_pg_to_pri_link_cmd *pg_to_pri_map; |
| struct hclge_qs_to_pri_link_cmd *qs_to_pri_map; |
| struct hclge_nq_to_qs_link_cmd *nq_to_qs_map; |
| struct hclge_pri_shapping_cmd *shap_cfg_cmd; |
| struct hclge_pg_weight_cmd *pg_weight; |
| struct hclge_qs_weight_cmd *qs_weight; |
| enum hclge_opcode_type cmd; |
| struct hclge_desc desc; |
| int ret; |
| |
| cmd = HCLGE_OPC_TM_PG_TO_PRI_LINK; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_cmd_send; |
| |
| pg_to_pri_map = (struct hclge_pg_to_pri_link_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "dump tm\n"); |
| dev_info(&hdev->pdev->dev, "PG_TO_PRI gp_id: %u\n", |
| pg_to_pri_map->pg_id); |
| dev_info(&hdev->pdev->dev, "PG_TO_PRI map: 0x%x\n", |
| pg_to_pri_map->pri_bit_map); |
| |
| cmd = HCLGE_OPC_TM_QS_TO_PRI_LINK; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_cmd_send; |
| |
| qs_to_pri_map = (struct hclge_qs_to_pri_link_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "QS_TO_PRI qs_id: %u\n", |
| qs_to_pri_map->qs_id); |
| dev_info(&hdev->pdev->dev, "QS_TO_PRI priority: %u\n", |
| qs_to_pri_map->priority); |
| dev_info(&hdev->pdev->dev, "QS_TO_PRI link_vld: %u\n", |
| qs_to_pri_map->link_vld); |
| |
| cmd = HCLGE_OPC_TM_NQ_TO_QS_LINK; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_cmd_send; |
| |
| nq_to_qs_map = (struct hclge_nq_to_qs_link_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "NQ_TO_QS nq_id: %u\n", nq_to_qs_map->nq_id); |
| dev_info(&hdev->pdev->dev, "NQ_TO_QS qset_id: %u\n", |
| nq_to_qs_map->qset_id); |
| |
| cmd = HCLGE_OPC_TM_PG_WEIGHT; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_cmd_send; |
| |
| pg_weight = (struct hclge_pg_weight_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "PG pg_id: %u\n", pg_weight->pg_id); |
| dev_info(&hdev->pdev->dev, "PG dwrr: %u\n", pg_weight->dwrr); |
| |
| cmd = HCLGE_OPC_TM_QS_WEIGHT; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_cmd_send; |
| |
| qs_weight = (struct hclge_qs_weight_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "QS qs_id: %u\n", qs_weight->qs_id); |
| dev_info(&hdev->pdev->dev, "QS dwrr: %u\n", qs_weight->dwrr); |
| |
| cmd = HCLGE_OPC_TM_PRI_WEIGHT; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_cmd_send; |
| |
| priority_weight = (struct hclge_priority_weight_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "PRI pri_id: %u\n", priority_weight->pri_id); |
| dev_info(&hdev->pdev->dev, "PRI dwrr: %u\n", priority_weight->dwrr); |
| |
| cmd = HCLGE_OPC_TM_PRI_C_SHAPPING; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_cmd_send; |
| |
| shap_cfg_cmd = (struct hclge_pri_shapping_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "PRI_C pri_id: %u\n", shap_cfg_cmd->pri_id); |
| dev_info(&hdev->pdev->dev, "PRI_C pri_shapping: 0x%x\n", |
| shap_cfg_cmd->pri_shapping_para); |
| |
| cmd = HCLGE_OPC_TM_PRI_P_SHAPPING; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_cmd_send; |
| |
| shap_cfg_cmd = (struct hclge_pri_shapping_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "PRI_P pri_id: %u\n", shap_cfg_cmd->pri_id); |
| dev_info(&hdev->pdev->dev, "PRI_P pri_shapping: 0x%x\n", |
| shap_cfg_cmd->pri_shapping_para); |
| |
| hclge_dbg_dump_tm_pg(hdev); |
| |
| return; |
| |
| err_tm_cmd_send: |
| dev_err(&hdev->pdev->dev, "dump tm fail(0x%x), status is %d\n", |
| cmd, ret); |
| } |
| |
| static void hclge_dbg_dump_tm_map(struct hclge_dev *hdev, char *cmd_buf) |
| { |
| struct hclge_bp_to_qs_map_cmd *bp_to_qs_map_cmd; |
| struct hclge_nq_to_qs_link_cmd *nq_to_qs_map; |
| struct hclge_qs_to_pri_link_cmd *map; |
| struct hclge_tqp_tx_queue_tc_cmd *tc; |
| enum hclge_opcode_type cmd; |
| struct hclge_desc desc; |
| int queue_id, group_id; |
| u32 qset_maping[32]; |
| int tc_id, qset_id; |
| int pri_id, ret; |
| u32 i; |
| |
| ret = kstrtouint(&cmd_buf[12], 10, &queue_id); |
| queue_id = (ret != 0) ? 0 : queue_id; |
| |
| cmd = HCLGE_OPC_TM_NQ_TO_QS_LINK; |
| nq_to_qs_map = (struct hclge_nq_to_qs_link_cmd *)desc.data; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| nq_to_qs_map->nq_id = cpu_to_le16(queue_id); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_map_cmd_send; |
| qset_id = nq_to_qs_map->qset_id & 0x3FF; |
| |
| cmd = HCLGE_OPC_TM_QS_TO_PRI_LINK; |
| map = (struct hclge_qs_to_pri_link_cmd *)desc.data; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| map->qs_id = cpu_to_le16(qset_id); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_map_cmd_send; |
| pri_id = map->priority; |
| |
| cmd = HCLGE_OPC_TQP_TX_QUEUE_TC; |
| tc = (struct hclge_tqp_tx_queue_tc_cmd *)desc.data; |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| tc->queue_id = cpu_to_le16(queue_id); |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_map_cmd_send; |
| tc_id = tc->tc_id & 0x7; |
| |
| dev_info(&hdev->pdev->dev, "queue_id | qset_id | pri_id | tc_id\n"); |
| dev_info(&hdev->pdev->dev, "%04d | %04d | %02d | %02d\n", |
| queue_id, qset_id, pri_id, tc_id); |
| |
| cmd = HCLGE_OPC_TM_BP_TO_QSET_MAPPING; |
| bp_to_qs_map_cmd = (struct hclge_bp_to_qs_map_cmd *)desc.data; |
| for (group_id = 0; group_id < 32; group_id++) { |
| hclge_cmd_setup_basic_desc(&desc, cmd, true); |
| bp_to_qs_map_cmd->tc_id = tc_id; |
| bp_to_qs_map_cmd->qs_group_id = group_id; |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) |
| goto err_tm_map_cmd_send; |
| |
| qset_maping[group_id] = bp_to_qs_map_cmd->qs_bit_map; |
| } |
| |
| dev_info(&hdev->pdev->dev, "index | tm bp qset maping:\n"); |
| |
| i = 0; |
| for (group_id = 0; group_id < 4; group_id++) { |
| dev_info(&hdev->pdev->dev, |
| "%04d | %08x:%08x:%08x:%08x:%08x:%08x:%08x:%08x\n", |
| group_id * 256, qset_maping[(u32)(i + 7)], |
| qset_maping[(u32)(i + 6)], qset_maping[(u32)(i + 5)], |
| qset_maping[(u32)(i + 4)], qset_maping[(u32)(i + 3)], |
| qset_maping[(u32)(i + 2)], qset_maping[(u32)(i + 1)], |
| qset_maping[i]); |
| i += 8; |
| } |
| |
| return; |
| |
| err_tm_map_cmd_send: |
| dev_err(&hdev->pdev->dev, "dump tqp map fail(0x%x), status is %d\n", |
| cmd, ret); |
| } |
| |
| static void hclge_dbg_dump_qos_pause_cfg(struct hclge_dev *hdev) |
| { |
| struct hclge_cfg_pause_param_cmd *pause_param; |
| struct hclge_desc desc; |
| int ret; |
| |
| hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PARA, true); |
| |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) { |
| dev_err(&hdev->pdev->dev, "dump checksum fail, status is %d.\n", |
| ret); |
| return; |
| } |
| |
| pause_param = (struct hclge_cfg_pause_param_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "dump qos pause cfg\n"); |
| dev_info(&hdev->pdev->dev, "pause_trans_gap: 0x%x\n", |
| pause_param->pause_trans_gap); |
| dev_info(&hdev->pdev->dev, "pause_trans_time: 0x%x\n", |
| pause_param->pause_trans_time); |
| } |
| |
| static void hclge_dbg_dump_qos_pri_map(struct hclge_dev *hdev) |
| { |
| struct hclge_qos_pri_map_cmd *pri_map; |
| struct hclge_desc desc; |
| int ret; |
| |
| hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PRI_TO_TC_MAPPING, true); |
| |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) { |
| dev_err(&hdev->pdev->dev, |
| "dump qos pri map fail, status is %d.\n", ret); |
| return; |
| } |
| |
| pri_map = (struct hclge_qos_pri_map_cmd *)desc.data; |
| dev_info(&hdev->pdev->dev, "dump qos pri map\n"); |
| dev_info(&hdev->pdev->dev, "vlan_to_pri: 0x%x\n", pri_map->vlan_pri); |
| dev_info(&hdev->pdev->dev, "pri_0_to_tc: 0x%x\n", pri_map->pri0_tc); |
| dev_info(&hdev->pdev->dev, "pri_1_to_tc: 0x%x\n", pri_map->pri1_tc); |
| dev_info(&hdev->pdev->dev, "pri_2_to_tc: 0x%x\n", pri_map->pri2_tc); |
| dev_info(&hdev->pdev->dev, "pri_3_to_tc: 0x%x\n", pri_map->pri3_tc); |
| dev_info(&hdev->pdev->dev, "pri_4_to_tc: 0x%x\n", pri_map->pri4_tc); |
| dev_info(&hdev->pdev->dev, "pri_5_to_tc: 0x%x\n", pri_map->pri5_tc); |
| dev_info(&hdev->pdev->dev, "pri_6_to_tc: 0x%x\n", pri_map->pri6_tc); |
| dev_info(&hdev->pdev->dev, "pri_7_to_tc: 0x%x\n", pri_map->pri7_tc); |
| } |
| |
| static void hclge_dbg_dump_qos_buf_cfg(struct hclge_dev *hdev) |
| { |
| struct hclge_tx_buff_alloc_cmd *tx_buf_cmd; |
| struct hclge_rx_priv_buff_cmd *rx_buf_cmd; |
| struct hclge_rx_priv_wl_buf *rx_priv_wl; |
| struct hclge_rx_com_wl *rx_packet_cnt; |
| struct hclge_rx_com_thrd *rx_com_thrd; |
| struct hclge_rx_com_wl *rx_com_wl; |
| enum hclge_opcode_type cmd; |
| struct hclge_desc desc[2]; |
| int i, ret; |
| |
| cmd = HCLGE_OPC_TX_BUFF_ALLOC; |
| hclge_cmd_setup_basic_desc(desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, desc, 1); |
| if (ret) |
| goto err_qos_cmd_send; |
| |
| dev_info(&hdev->pdev->dev, "dump qos buf cfg\n"); |
| |
| tx_buf_cmd = (struct hclge_tx_buff_alloc_cmd *)desc[0].data; |
| for (i = 0; i < HCLGE_TC_NUM; i++) |
| dev_info(&hdev->pdev->dev, "tx_packet_buf_tc_%d: 0x%x\n", i, |
| tx_buf_cmd->tx_pkt_buff[i]); |
| |
| cmd = HCLGE_OPC_RX_PRIV_BUFF_ALLOC; |
| hclge_cmd_setup_basic_desc(desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, desc, 1); |
| if (ret) |
| goto err_qos_cmd_send; |
| |
| dev_info(&hdev->pdev->dev, "\n"); |
| rx_buf_cmd = (struct hclge_rx_priv_buff_cmd *)desc[0].data; |
| for (i = 0; i < HCLGE_TC_NUM; i++) |
| dev_info(&hdev->pdev->dev, "rx_packet_buf_tc_%d: 0x%x\n", i, |
| rx_buf_cmd->buf_num[i]); |
| |
| dev_info(&hdev->pdev->dev, "rx_share_buf: 0x%x\n", |
| rx_buf_cmd->shared_buf); |
| |
| cmd = HCLGE_OPC_RX_PRIV_WL_ALLOC; |
| hclge_cmd_setup_basic_desc(&desc[0], cmd, true); |
| desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); |
| hclge_cmd_setup_basic_desc(&desc[1], cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, desc, 2); |
| if (ret) |
| goto err_qos_cmd_send; |
| |
| dev_info(&hdev->pdev->dev, "\n"); |
| rx_priv_wl = (struct hclge_rx_priv_wl_buf *)desc[0].data; |
| for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++) |
| dev_info(&hdev->pdev->dev, |
| "rx_priv_wl_tc_%d: high: 0x%x, low: 0x%x\n", i, |
| rx_priv_wl->tc_wl[i].high, rx_priv_wl->tc_wl[i].low); |
| |
| rx_priv_wl = (struct hclge_rx_priv_wl_buf *)desc[1].data; |
| for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++) |
| dev_info(&hdev->pdev->dev, |
| "rx_priv_wl_tc_%d: high: 0x%x, low: 0x%x\n", i + 4, |
| rx_priv_wl->tc_wl[i].high, rx_priv_wl->tc_wl[i].low); |
| |
| cmd = HCLGE_OPC_RX_COM_THRD_ALLOC; |
| hclge_cmd_setup_basic_desc(&desc[0], cmd, true); |
| desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); |
| hclge_cmd_setup_basic_desc(&desc[1], cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, desc, 2); |
| if (ret) |
| goto err_qos_cmd_send; |
| |
| dev_info(&hdev->pdev->dev, "\n"); |
| rx_com_thrd = (struct hclge_rx_com_thrd *)desc[0].data; |
| for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++) |
| dev_info(&hdev->pdev->dev, |
| "rx_com_thrd_tc_%d: high: 0x%x, low: 0x%x\n", i, |
| rx_com_thrd->com_thrd[i].high, |
| rx_com_thrd->com_thrd[i].low); |
| |
| rx_com_thrd = (struct hclge_rx_com_thrd *)desc[1].data; |
| for (i = 0; i < HCLGE_TC_NUM_ONE_DESC; i++) |
| dev_info(&hdev->pdev->dev, |
| "rx_com_thrd_tc_%d: high: 0x%x, low: 0x%x\n", i + 4, |
| rx_com_thrd->com_thrd[i].high, |
| rx_com_thrd->com_thrd[i].low); |
| |
| cmd = HCLGE_OPC_RX_COM_WL_ALLOC; |
| hclge_cmd_setup_basic_desc(desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, desc, 1); |
| if (ret) |
| goto err_qos_cmd_send; |
| |
| rx_com_wl = (struct hclge_rx_com_wl *)desc[0].data; |
| dev_info(&hdev->pdev->dev, "\n"); |
| dev_info(&hdev->pdev->dev, "rx_com_wl: high: 0x%x, low: 0x%x\n", |
| rx_com_wl->com_wl.high, rx_com_wl->com_wl.low); |
| |
| cmd = HCLGE_OPC_RX_GBL_PKT_CNT; |
| hclge_cmd_setup_basic_desc(desc, cmd, true); |
| ret = hclge_cmd_send(&hdev->hw, desc, 1); |
| if (ret) |
| goto err_qos_cmd_send; |
| |
| rx_packet_cnt = (struct hclge_rx_com_wl *)desc[0].data; |
| dev_info(&hdev->pdev->dev, |
| "rx_global_packet_cnt: high: 0x%x, low: 0x%x\n", |
| rx_packet_cnt->com_wl.high, rx_packet_cnt->com_wl.low); |
| |
| return; |
| |
| err_qos_cmd_send: |
| dev_err(&hdev->pdev->dev, |
| "dump qos buf cfg fail(0x%x), status is %d\n", cmd, ret); |
| } |
| |
| static void hclge_dbg_dump_mng_table(struct hclge_dev *hdev) |
| { |
| struct hclge_mac_ethertype_idx_rd_cmd *req0; |
| char printf_buf[HCLGE_DBG_BUF_LEN]; |
| struct hclge_desc desc; |
| int ret, i; |
| |
| dev_info(&hdev->pdev->dev, "mng tab:\n"); |
| memset(printf_buf, 0, HCLGE_DBG_BUF_LEN); |
| strncat(printf_buf, |
| "entry|mac_addr |mask|ether|mask|vlan|mask", |
| HCLGE_DBG_BUF_LEN - 1); |
| strncat(printf_buf + strlen(printf_buf), |
| "|i_map|i_dir|e_type|pf_id|vf_id|q_id|drop\n", |
| HCLGE_DBG_BUF_LEN - strlen(printf_buf) - 1); |
| |
| dev_info(&hdev->pdev->dev, "%s", printf_buf); |
| |
| for (i = 0; i < HCLGE_DBG_MNG_TBL_MAX; i++) { |
| hclge_cmd_setup_basic_desc(&desc, HCLGE_MAC_ETHERTYPE_IDX_RD, |
| true); |
| req0 = (struct hclge_mac_ethertype_idx_rd_cmd *)&desc.data; |
| req0->index = cpu_to_le16(i); |
| |
| ret = hclge_cmd_send(&hdev->hw, &desc, 1); |
| if (ret) { |
| dev_err(&hdev->pdev->dev, |
| "call hclge_cmd_send fail, ret = %d\n", ret); |
| return; |
| } |
| |
| if (!req0->resp_code) |
| continue; |
| |
| memset(printf_buf, 0, HCLGE_DBG_BUF_LEN); |
| snprintf(printf_buf, HCLGE_DBG_BUF_LEN, |
| "%02u |%02x:%02x:%02x:%02x:%02x:%02x|", |
| req0->index, req0->mac_add[0], req0->mac_add[1], |
| req0->mac_add[2], req0->mac_add[3], req0->mac_add[4], |
| req0->mac_add[5]); |
| |
| snprintf(printf_buf + strlen(printf_buf), |
| HCLGE_DBG_BUF_LEN - strlen(printf_buf), |
| "%x |%04x |%x |%04x|%x |%02x |%02x |", |
| !!(req0->flags & HCLGE_DBG_MNG_MAC_MASK_B), |
| req0->ethter_type, |
| !!(req0->flags & HCLGE_DBG_MNG_ETHER_MASK_B), |
| req0->vlan_tag & HCLGE_DBG_MNG_VLAN_TAG, |
| !!(req0->flags & HCLGE_DBG_MNG_VLAN_MASK_B), |
| req0->i_port_bitmap, req0->i_port_direction); |
| |
| snprintf(printf_buf + strlen(printf_buf), |
| HCLGE_DBG_BUF_LEN - strlen(printf_buf), |
| "%d |%d |%02d |%04d|%x\n", |
| !!(req0->egress_port & HCLGE_DBG_MNG_E_TYPE_B), |
| req0->egress_port & HCLGE_DBG_MNG_PF_ID, |
| (req0->egress_port >> 3) & HCLGE_DBG_MNG_VF_ID, |
| req0->egress_queue, |
| !!(req0->egress_port & HCLGE_DBG_MNG_DROP_B)); |
| |
| dev_info(&hdev->pdev->dev, "%s", printf_buf); |
| } |
| } |
| |
| static void hclge_dbg_fd_tcam_read(struct hclge_dev *hdev, u8 stage, |
| bool sel_x, u32 loc) |
| { |
| struct hclge_fd_tcam_config_1_cmd *req1; |
| struct hclge_fd_tcam_config_2_cmd *req2; |
| struct hclge_fd_tcam_config_3_cmd *req3; |
| struct hclge_desc desc[3]; |
| int ret, i; |
| u32 *req; |
| |
| hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_FD_TCAM_OP, true); |
| desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); |
| hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_FD_TCAM_OP, true); |
| desc[1].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT); |
| hclge_cmd_setup_basic_desc(&desc[2], HCLGE_OPC_FD_TCAM_OP, true); |
| |
| req1 = (struct hclge_fd_tcam_config_1_cmd *)desc[0].data; |
| req2 = (struct hclge_fd_tcam_config_2_cmd *)desc[1].data; |
| req3 = (struct hclge_fd_tcam_config_3_cmd *)desc[2].data; |
| |
| req1->stage = stage; |
| req1->xy_sel = sel_x ? 1 : 0; |
| req1->index = cpu_to_le32(loc); |
| |
| ret = hclge_cmd_send(&hdev->hw, desc, 3); |
| if (ret) |
| return; |
| |
| dev_info(&hdev->pdev->dev, " read result tcam key %s(%u):\n", |
| sel_x ? "x" : "y", loc); |
| |
| req = (u32 *)req1->tcam_data; |
| for (i = 0; i < 2; i++) |
| dev_info(&hdev->pdev->dev, "%08x\n", *req++); |
| |
| req = (u32 *)req2->tcam_data; |
| for (i = 0; i < 6; i++) |
| dev_info(&hdev->pdev->dev, "%08x\n", *req++); |
| |
| req = (u32 *)req3->tcam_data; |
| for (i = 0; i < 5; i++) |
| dev_info(&hdev->pdev->dev, "%08x\n", *req++); |
| } |
| |
| static void hclge_dbg_fd_tcam(struct hclge_dev *hdev) |
| { |
| u32 i; |
| |
| for (i = 0; i < hdev->fd_cfg.rule_num[0]; i++) { |
| hclge_dbg_fd_tcam_read(hdev, 0, true, i); |
| hclge_dbg_fd_tcam_read(hdev, 0, false, i); |
| } |
| } |
| |
| int hclge_dbg_run_cmd(struct hnae3_handle *handle, char *cmd_buf) |
| { |
| struct hclge_vport *vport = hclge_get_vport(handle); |
| struct hclge_dev *hdev = vport->back; |
| |
| if (strncmp(cmd_buf, "dump fd tcam", 12) == 0) { |
| hclge_dbg_fd_tcam(hdev); |
| } else if (strncmp(cmd_buf, "dump tc", 7) == 0) { |
| hclge_dbg_dump_tc(hdev); |
| } else if (strncmp(cmd_buf, "dump tm map", 11) == 0) { |
| hclge_dbg_dump_tm_map(hdev, cmd_buf); |
| } else if (strncmp(cmd_buf, "dump tm", 7) == 0) { |
| hclge_dbg_dump_tm(hdev); |
| } else if (strncmp(cmd_buf, "dump qos pause cfg", 18) == 0) { |
| hclge_dbg_dump_qos_pause_cfg(hdev); |
| } else if (strncmp(cmd_buf, "dump qos pri map", 16) == 0) { |
| hclge_dbg_dump_qos_pri_map(hdev); |
| } else if (strncmp(cmd_buf, "dump qos buf cfg", 16) == 0) { |
| hclge_dbg_dump_qos_buf_cfg(hdev); |
| } else if (strncmp(cmd_buf, "dump mng tbl", 12) == 0) { |
| hclge_dbg_dump_mng_table(hdev); |
| } else if (strncmp(cmd_buf, "dump reg", 8) == 0) { |
| hclge_dbg_dump_reg_cmd(hdev, cmd_buf); |
| } else { |
| dev_info(&hdev->pdev->dev, "unknown command\n"); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |