From 7d9d7f8864bacdf5afd68daa737f4f082fd724c8 Mon Sep 17 00:00:00 2001 From: liuzhongzhu Date: Thu, 22 Nov 2018 14:09:48 +0000 Subject: [PATCH] net: hns3: Add "qos buffer" config info query function This patch prints qos buffer config information. debugfs command: echo dump qos buf cfg > cmd Sample Command: root@(none)# echo dump qos buf cfg > cmd hns3 0000:7d:00.0: dump qos buf cfg hns3 0000:7d:00.0: tx_packet_buf_tc_0: 0x1aa hns3 0000:7d:00.0: tx_packet_buf_tc_1: 0x0 hns3 0000:7d:00.0: tx_packet_buf_tc_2: 0x0 hns3 0000:7d:00.0: tx_packet_buf_tc_3: 0x0 hns3 0000:7d:00.0: tx_packet_buf_tc_4: 0x0 hns3 0000:7d:00.0: tx_packet_buf_tc_5: 0x0 hns3 0000:7d:00.0: tx_packet_buf_tc_6: 0x0 hns3 0000:7d:00.0: tx_packet_buf_tc_7: 0x0 hns3 0000:7d:00.0: hns3 0000:7d:00.0: rx_packet_buf_tc_0: 0x130 hns3 0000:7d:00.0: rx_packet_buf_tc_1: 0x0 hns3 0000:7d:00.0: rx_packet_buf_tc_2: 0x0 hns3 0000:7d:00.0: rx_packet_buf_tc_3: 0x0 hns3 0000:7d:00.0: rx_packet_buf_tc_4: 0x0 hns3 0000:7d:00.0: rx_packet_buf_tc_5: 0x0 hns3 0000:7d:00.0: rx_packet_buf_tc_6: 0x0 hns3 0000:7d:00.0: rx_packet_buf_tc_7: 0x0 hns3 0000:7d:00.0: rx_share_buf: 0x1e0e root@(none)# Signed-off-by: liuzhongzhu Signed-off-by: Salil Mehta Signed-off-by: David S. Miller --- .../ethernet/hisilicon/hns3/hns3_debugfs.c | 1 + .../hisilicon/hns3/hns3pf/hclge_debugfs.c | 115 ++++++++++++++++++ 2 files changed, 116 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index ce284c8ddefcd7..86d667a3730a9b 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -134,6 +134,7 @@ static void hns3_dbg_help(struct hnae3_handle *h) dev_info(&h->pdev->dev, "dump tm\n"); dev_info(&h->pdev->dev, "dump qos pause cfg\n"); dev_info(&h->pdev->dev, "dump qos pri map\n"); + dev_info(&h->pdev->dev, "dump qos buf cfg\n"); } static ssize_t hns3_dbg_cmd_read(struct file *filp, char __user *buffer, diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c index 477acf7299bae6..14577bbf3e115e 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c @@ -294,6 +294,119 @@ static void hclge_dbg_dump_qos_pri_map(struct hclge_dev *hdev) 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_fd_tcam_read(struct hclge_dev *hdev, u8 stage, bool sel_x, u32 loc) { @@ -363,6 +476,8 @@ int hclge_dbg_run_cmd(struct hnae3_handle *handle, char *cmd_buf) 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 { dev_info(&hdev->pdev->dev, "unknown command\n"); return -EINVAL;