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Commit 7d9d7f88 authored by liuzhongzhu's avatar liuzhongzhu Committed by David S. Miller
Browse files

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: default avatarliuzhongzhu <liuzhongzhu@huawei.com>
Signed-off-by: default avatarSalil Mehta <salil.mehta@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6fc22440

drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c

+1 −0
Original line number Diff line number Diff line
@@ -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,

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c

+115 −0
Original line number Diff line number Diff line
@@ -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;