net: hns3: remove the way to set tx spare buf via module parameter

The way to set tx spare buf via module parameter is not such
convenient as the way to set it via ethtool.

So,remove the way to set tx spare buf via module parameter.

Signed-off-by: Hao Chen <chenhao288@hisilicon.com>
Signed-off-by: Guangbin Huang <huangguangbin2@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 84a89441d864f36fc39dad19a23325853dc20ceb..1429235d3a06e21096eacf668cd56d7875ed95e6 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -54,10 +54,6 @@ static int debug = -1;
 module_param(debug, int, 0);
 MODULE_PARM_DESC(debug, " Network interface message level setting");
 
-static unsigned int tx_spare_buf_size;
-module_param(tx_spare_buf_size, uint, 0400);
-MODULE_PARM_DESC(tx_spare_buf_size, "Size used to allocate tx spare buffer");
-
 static unsigned int tx_sgl = 1;
 module_param(tx_sgl, uint, 0600);
 MODULE_PARM_DESC(tx_sgl, "Minimum number of frags when using dma_map_sg() to optimize the IOMMU mapping");
@@ -1042,8 +1038,7 @@ static void hns3_init_tx_spare_buffer(struct hns3_enet_ring *ring)
        dma_addr_t dma;
        int order;
 
-       alloc_size = tx_spare_buf_size ? tx_spare_buf_size :
-                    ring->tqp->handle->kinfo.tx_spare_buf_size;
+       alloc_size = ring->tqp->handle->kinfo.tx_spare_buf_size;
        if (!alloc_size)
                return;