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net: hns3: Refactor the skb receiving and transmitting function 

This patch refactors the skb receiving and transmitting functions
and export them in order to support the ethtool's mac loopback
selftest.

Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yunsheng Lin 2017-10-20 10:19:21 +08:00 committed by David S. Miller
parent a8e8c0ecb4
commit d43e5aca87
2 changed files with 16 additions and 5 deletions
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17
drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c
View File

@ -900,8 +900,7 @@ static void hns_nic_dma_unmap(struct hns3_enet_ring *ring, int next_to_use_orig)
}
}
static netdev_tx_t hns3_nic_net_xmit(struct sk_buff *skb,
struct net_device *netdev)
netdev_tx_t hns3_nic_net_xmit(struct sk_buff *skb, struct net_device *netdev)
{
struct hns3_nic_priv *priv = netdev_priv(netdev);
struct hns3_nic_ring_data *ring_data =
@ -1943,6 +1942,11 @@ static void hns3_rx_checksum(struct hns3_enet_ring *ring, struct sk_buff *skb,
}
}
static void hns3_rx_skb(struct hns3_enet_ring *ring, struct sk_buff *skb)
{
napi_gro_receive(&ring->tqp_vector->napi, skb);
}
static int hns3_handle_rx_bd(struct hns3_enet_ring *ring,
struct sk_buff **out_skb, int *out_bnum)
{
@ -2077,7 +2081,9 @@ static int hns3_handle_rx_bd(struct hns3_enet_ring *ring,
return 0;
}
static int hns3_clean_rx_ring(struct hns3_enet_ring *ring, int budget)
int hns3_clean_rx_ring(
struct hns3_enet_ring *ring, int budget,
void (*rx_fn)(struct hns3_enet_ring *, struct sk_buff *))
{
#define RCB_NOF_ALLOC_RX_BUFF_ONCE 16
struct net_device *netdev = ring->tqp->handle->kinfo.netdev;
@ -2115,7 +2121,7 @@ static int hns3_clean_rx_ring(struct hns3_enet_ring *ring, int budget)
/* Do update ip stack process */
skb->protocol = eth_type_trans(skb, netdev);
(void)napi_gro_receive(&ring->tqp_vector->napi, skb);
rx_fn(ring, skb);
recv_pkts++;
}
@ -2258,7 +2264,8 @@ static int hns3_nic_common_poll(struct napi_struct *napi, int budget)
rx_budget = max(budget / tqp_vector->num_tqps, 1);
hns3_for_each_ring(ring, tqp_vector->rx_group) {
int rx_cleaned = hns3_clean_rx_ring(ring, rx_budget);
int rx_cleaned = hns3_clean_rx_ring(ring, rx_budget,
hns3_rx_skb);
if (rx_cleaned >= rx_budget)
clean_complete = false;

4
drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.h
View File

@ -597,6 +597,10 @@ void hns3_ethtool_set_ops(struct net_device *netdev);
int hns3_clean_tx_ring(struct hns3_enet_ring *ring, int budget);
int hns3_init_all_ring(struct hns3_nic_priv *priv);
int hns3_uninit_all_ring(struct hns3_nic_priv *priv);
netdev_tx_t hns3_nic_net_xmit(struct sk_buff *skb, struct net_device *netdev);
int hns3_clean_rx_ring(
struct hns3_enet_ring *ring, int budget,
void (*rx_fn)(struct hns3_enet_ring *, struct sk_buff *));
#ifdef CONFIG_HNS3_DCB
void hns3_dcbnl_setup(struct hnae3_handle *handle);