net/hns3: fix ring vector related mailbox command format

[dpdk.git] / drivers / net / hns3 / hns3_mbx.c

diff --git a/drivers/net/hns3/hns3_mbx.c b/drivers/net/hns3/hns3_mbx.c
index 26807bc..0d03f50 100644 (file)
--- a/drivers/net/hns3/hns3_mbx.c
+++ b/drivers/net/hns3/hns3_mbx.c
@@ -150,6 +150,8 @@ hns3_send_mbx_msg(struct hns3_hw *hw, uint16_t code, uint16_t subcode,
 {
        struct hns3_mbx_vf_to_pf_cmd *req;
        struct hns3_cmd_desc desc;
+       bool is_ring_vector_msg;
+       int offset;
        int ret;
 
        req = (struct hns3_mbx_vf_to_pf_cmd *)desc.data;
@@ -164,9 +166,15 @@ hns3_send_mbx_msg(struct hns3_hw *hw, uint16_t code, uint16_t subcode,
 
        hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MBX_VF_TO_PF, false);
        req->msg[0] = code;
-       req->msg[1] = subcode;
-       if (msg_data)
-               memcpy(&req->msg[HNS3_CMD_CODE_OFFSET], msg_data, msg_len);
+       is_ring_vector_msg = (code == HNS3_MBX_MAP_RING_TO_VECTOR) ||
+                            (code == HNS3_MBX_UNMAP_RING_TO_VECTOR) ||
+                            (code == HNS3_MBX_GET_RING_VECTOR_MAP);
+       if (!is_ring_vector_msg)
+               req->msg[1] = subcode;
+       if (msg_data) {
+               offset = is_ring_vector_msg ? 1 : HNS3_CMD_CODE_OFFSET;
+               memcpy(&req->msg[offset], msg_data, msg_len);
+       }
 
        /* synchronous send */
        if (need_resp) {