net: hns3: Remove tx ring BD len register in hns3_enet

There is no HNS3_RING_TX_RING_BD_LEN_REG register according
to UM, so this patch removes it.

Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index a64d69c87f13163a2313342d1daead3b57bbcebe..b7b9ee3f4d20df0e1ed9a840463ef5158ceaa88f 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -2969,8 +2969,6 @@ static void hns3_init_ring_hw(struct hns3_enet_ring *ring)
                hns3_write_dev(q, HNS3_RING_TX_RING_BASEADDR_H_REG,
                               (u32)((dma >> 31) >> 1));
 
-               hns3_write_dev(q, HNS3_RING_TX_RING_BD_LEN_REG,
-                              hns3_buf_size2type(ring->buf_size));
                hns3_write_dev(q, HNS3_RING_TX_RING_BD_NUM_REG,
                               ring->desc_num / 8 - 1);
        }

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
index e4b4a8f2ceaab58a1a2ed534e058ee937a67e27f..0f071a0f4ff966eb7dd854d6274bb0e4dd930df8 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
@@ -37,7 +37,6 @@ enum hns3_nic_state {
 #define HNS3_RING_TX_RING_BASEADDR_L_REG       0x00040
 #define HNS3_RING_TX_RING_BASEADDR_H_REG       0x00044
 #define HNS3_RING_TX_RING_BD_NUM_REG           0x00048
-#define HNS3_RING_TX_RING_BD_LEN_REG           0x0004C
 #define HNS3_RING_TX_RING_TAIL_REG             0x00058
 #define HNS3_RING_TX_RING_HEAD_REG             0x0005C
 #define HNS3_RING_TX_RING_FBDNUM_REG           0x00060