net/hns3: modify inappropriate names

This patch modifies the name of some macro and local variable to avoid
devil number and increase code readability in the internal interface
function named hns3_set_port_vlan_filter.

Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>

diff --git a/drivers/net/hns3/hns3_ethdev.c b/drivers/net/hns3/hns3_ethdev.c
index ebf8dc9..fe6b21f 100644 (file)
--- a/drivers/net/hns3/hns3_ethdev.c
+++ b/drivers/net/hns3/hns3_ethdev.c
@@ -232,23 +232,25 @@ hns3_interrupt_handler(void *param)
 static int
 hns3_set_port_vlan_filter(struct hns3_adapter *hns, uint16_t vlan_id, int on)
 {
-#define HNS3_VLAN_OFFSET_160           160
+#define HNS3_VLAN_ID_OFFSET_STEP       160
+#define HNS3_VLAN_BYTE_SIZE            8
        struct hns3_vlan_filter_pf_cfg_cmd *req;
        struct hns3_hw *hw = &hns->hw;
        uint8_t vlan_offset_byte_val;
        struct hns3_cmd_desc desc;
        uint8_t vlan_offset_byte;
-       uint8_t vlan_offset_160;
+       uint8_t vlan_offset_base;
        int ret;
 
        hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_FILTER_PF_CFG, false);
 
-       vlan_offset_160 = vlan_id / HNS3_VLAN_OFFSET_160;
-       vlan_offset_byte = (vlan_id % HNS3_VLAN_OFFSET_160) / 8;
-       vlan_offset_byte_val = 1 << (vlan_id % 8);
+       vlan_offset_base = vlan_id / HNS3_VLAN_ID_OFFSET_STEP;
+       vlan_offset_byte = (vlan_id % HNS3_VLAN_ID_OFFSET_STEP) /
+                          HNS3_VLAN_BYTE_SIZE;
+       vlan_offset_byte_val = 1 << (vlan_id % HNS3_VLAN_BYTE_SIZE);
 
        req = (struct hns3_vlan_filter_pf_cfg_cmd *)desc.data;
-       req->vlan_offset = vlan_offset_160;
+       req->vlan_offset = vlan_offset_base;
        req->vlan_cfg = on ? 0 : 1;
        req->vlan_offset_bitmap[vlan_offset_byte] = vlan_offset_byte_val;