net: hns3: provide .get_cmdq_stat interface for the client

This patch provides a new interface for the client to query whether CMDQ is ready to work. Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
mariux64 · May 11, 2020 · a4de022 · a4de022
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commit a4de022
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diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -552,6 +552,7 @@ struct hnae3_ae_ops {
 	int (*set_vf_mac)(struct hnae3_handle *handle, int vf, u8 *p);
 	int (*get_module_eeprom)(struct hnae3_handle *handle, u32 offset,
 				 u32 len, u8 *data);
+	bool (*get_cmdq_stat)(struct hnae3_handle *handle);
 };
 
 struct hnae3_dcb_ops {

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -6402,6 +6402,14 @@ static bool hclge_get_hw_reset_stat(struct hnae3_handle *handle)
 	       hclge_read_dev(&hdev->hw, HCLGE_FUN_RST_ING);
 }
 
+static bool hclge_get_cmdq_stat(struct hnae3_handle *handle)
+{
+	struct hclge_vport *vport = hclge_get_vport(handle);
+	struct hclge_dev *hdev = vport->back;
+
+	return test_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state);
+}
+
 static bool hclge_ae_dev_resetting(struct hnae3_handle *handle)
 {
 	struct hclge_vport *vport = hclge_get_vport(handle);
@@ -11311,6 +11319,7 @@ static const struct hnae3_ae_ops hclge_ops = {
 	.set_vf_rate = hclge_set_vf_rate,
 	.set_vf_mac = hclge_set_vf_mac,
 	.get_module_eeprom = hclge_get_module_eeprom,
+	.get_cmdq_stat = hclge_get_cmdq_stat,
 };
 
 static struct hnae3_ae_algo ae_algo = {