net: hns3: Modify the order of initializing command queue register

According to hardware's description, the head pointer register should
be written before the tail pointer register while doing command queue
initialization.
Signed-off-by: NHuazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: NPeng Li <lipeng321@huawei.com>
Signed-off-by: NSalil Mehta <salil.mehta@huawei.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

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

@@ -119,8 +119,8 @@ static void hclge_cmd_config_regs(struct hclge_cmq_ring *ring)
 		hclge_write_dev(hw, HCLGE_NIC_CSQ_DEPTH_REG,
 				(ring->desc_num >> HCLGE_NIC_CMQ_DESC_NUM_S) |
 				HCLGE_NIC_CMQ_ENABLE);
-		hclge_write_dev(hw, HCLGE_NIC_CSQ_TAIL_REG, 0);
 		hclge_write_dev(hw, HCLGE_NIC_CSQ_HEAD_REG, 0);
+		hclge_write_dev(hw, HCLGE_NIC_CSQ_TAIL_REG, 0);
 	} else {
 		hclge_write_dev(hw, HCLGE_NIC_CRQ_BASEADDR_L_REG,
 				lower_32_bits(dma));
@@ -129,8 +129,8 @@ static void hclge_cmd_config_regs(struct hclge_cmq_ring *ring)
 		hclge_write_dev(hw, HCLGE_NIC_CRQ_DEPTH_REG,
 				(ring->desc_num >> HCLGE_NIC_CMQ_DESC_NUM_S) |
 				HCLGE_NIC_CMQ_ENABLE);
-		hclge_write_dev(hw, HCLGE_NIC_CRQ_TAIL_REG, 0);
 		hclge_write_dev(hw, HCLGE_NIC_CRQ_HEAD_REG, 0);
+		hclge_write_dev(hw, HCLGE_NIC_CRQ_TAIL_REG, 0);
 	}
 }