net: hns3: add interface for event injection

driver inclusion
category: feature
bugzilla: NA
CVE: NA

This patch provides an interface for abnormal testing.
Signed-off-by: Nchenjunxin <chenjunxin1@huawei.com>
Reviewed-by: Ndengweiwei <dengweiwei@huawei.com>
Reviewed-by: Nliyongxin1 <liyongxin1@huawei.com>
Reviewed-by: Nzhongzhaohui <zhongzhaohui@huawei.com>
Reviewed-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/net/ethernet/hisilicon/hns3/hns3_cae/hns3_nictool.c

@@ -831,6 +831,7 @@ struct drv_module_handle driv_module_cmd_handle[] = {
 	{MAC_LOOP_CFG, hns3_test_mac_loop_cfg},
 	{DFX_INFO_CMD, hns3_test_get_dfx_info},
 	{DFX_READ_CMD, hns3_test_read_dfx_info},
+	{EVENT_INJECTION_CMD, hns3_test_event_injection},
 	{SEND_PKT, hns3_test_send_pkt},
 	{RX_PRIV_BUFF_WL_CFG, hns3_test_rx_priv_buff_wl_cfg},
 	{RX_COMMON_THRD_CFG, hns3_test_common_thrd_cfg},

drivers/net/ethernet/hisilicon/hns3/hns3_cae/hns3_nictool.h

@@ -39,7 +39,8 @@ enum driver_cmd_type {
 	MAC_LOOP_CFG = 200,
 
 	DFX_INFO_CMD = 250,
-	DFX_READ_CMD = 251,
+	DFX_READ_CMD,
+	EVENT_INJECTION_CMD,
 
 	SEND_PKT = 300,
 	RECV_PKT,

drivers/net/ethernet/hisilicon/hns3/hns3_cae/hns3_priv_dfx.c

@@ -111,7 +111,8 @@ int hns3_test_get_dfx_info(struct hns3_nic_priv *net_priv,
 	reg_info.is_read = true;
 	ret = hns3_test_operate_nic_regs(hdev, &reg_info);
 	if (ret) {
-		pr_err("read chip%d's work mode failed!\n", chip_id);
+		dev_err(&hdev->pdev->dev,
+			"read chip%d's work mode failed!\n", chip_id);
 		return ret;
 	}
 	out_info->work_mode = reg_info.value;
@@ -120,7 +121,7 @@ int hns3_test_get_dfx_info(struct hns3_nic_priv *net_priv,
 	reg_info.is_read = true;
 	ret = hns3_test_operate_nic_regs(hdev, &reg_info);
 	if (ret) {
-		pr_err("read mac's map info failed!\n");
+		dev_err(&hdev->pdev->dev, "read mac's map info failed!\n");
 		return ret;
 	}
 	for (i = 0; i < HNS3_TEST_MAX_MAC_NUMBER; i++)
@@ -163,3 +164,36 @@ int hns3_test_read_dfx_info(struct hns3_nic_priv *net_priv,
 
 	return 0;
 }
+
+int hns3_test_event_injection(struct hns3_nic_priv *net_priv,
+			      void *buf_in, u16 in_size,
+			      void *buf_out, u16 *out_size)
+{
+	struct hns3_test_event_param *in_info;
+	struct hns3_test_reg_param reg_info;
+	struct hnae3_handle *handle;
+	struct hclge_vport *vport;
+	struct hclge_dev *hdev;
+	int ret;
+
+	handle = net_priv->ae_handle;
+	vport = hclge_get_vport(handle);
+	hdev = vport->back;
+
+	in_info = (struct hns3_test_event_param *)buf_in;
+	reg_info.addr = in_info->addr;
+	reg_info.bit_width = 32;
+	reg_info.is_read = false;
+	reg_info.value = in_info->value;
+	dev_info(&hdev->pdev->dev,
+		 "Injection event: %s start.\n", in_info->event_name);
+	ret = hns3_test_operate_nic_regs(hdev, &reg_info);
+	if (ret) {
+		dev_err(&hdev->pdev->dev, "Injection event error!\n");
+		return ret;
+	}
+	dev_info(&hdev->pdev->dev,
+		 "Injection event: %s end.\n", in_info->event_name);
+
+	return ret;
+}

drivers/net/ethernet/hisilicon/hns3/hns3_cae/hns3_priv_dfx.h

@@ -22,6 +22,14 @@ struct hns3_test_dfx_param {
 	u8 func_id;
 };
 
+#define HNS3_TEST_EVENT_NAME_LEN	32
+
+struct hns3_test_event_param {
+	u8 event_name[HNS3_TEST_EVENT_NAME_LEN];
+	u64 value;
+	u64 addr;
+};
+
 #define HNS3_READ_INFO_FLAG		0x1
 #define HNS3_READ_REGS_FLAG		0x2
 
@@ -33,5 +41,8 @@ int hns3_test_get_dfx_info(struct hns3_nic_priv *net_priv,
 int hns3_test_read_dfx_info(struct hns3_nic_priv *net_priv,
 			    void *buf_in, u16 in_size,
 			    void *buf_out, u16 *out_size);
+int hns3_test_event_injection(struct hns3_nic_priv *net_priv,
+			      void *buf_in, u16 in_size,
+			    void *buf_out, u16 *out_size);
 
 #endif