diff options
| author | Stefan Agner <stefan.agner@toradex.com> | 2019-11-12 13:57:30 +0100 |
|---|---|---|
| committer | Stefan Agner <stefan.agner@toradex.com> | 2019-11-12 13:57:30 +0100 |
| commit | 401bf3f29b1aa6d9ca32bd3252fc9beabe93d80b (patch) | |
| tree | 6dd86325823a9b44b6e696acbd077e68c47d3108 /drivers/net/ethernet/hisilicon/hip04_eth.c | |
| parent | 5a9c845fe261dec87f892f3fd3c2e32604d952c0 (diff) | |
| parent | b260a0862e3a9fccdac23ec3b783911b098c1c74 (diff) | |
Merge tag 'v5.3.10' into toradex_5.3.ytoradex_5.3.y
This is the 5.3.10 stable release
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hip04_eth.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hip04_eth.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c index c84167447abe..f51bc0255556 100644 --- a/drivers/net/ethernet/hisilicon/hip04_eth.c +++ b/drivers/net/ethernet/hisilicon/hip04_eth.c @@ -237,6 +237,7 @@ struct hip04_priv { dma_addr_t rx_phys[RX_DESC_NUM]; unsigned int rx_head; unsigned int rx_buf_size; + unsigned int rx_cnt_remaining; struct device_node *phy_node; struct phy_device *phy; @@ -575,7 +576,6 @@ static int hip04_rx_poll(struct napi_struct *napi, int budget) struct hip04_priv *priv = container_of(napi, struct hip04_priv, napi); struct net_device *ndev = priv->ndev; struct net_device_stats *stats = &ndev->stats; - unsigned int cnt = hip04_recv_cnt(priv); struct rx_desc *desc; struct sk_buff *skb; unsigned char *buf; @@ -588,8 +588,8 @@ static int hip04_rx_poll(struct napi_struct *napi, int budget) /* clean up tx descriptors */ tx_remaining = hip04_tx_reclaim(ndev, false); - - while (cnt && !last) { + priv->rx_cnt_remaining += hip04_recv_cnt(priv); + while (priv->rx_cnt_remaining && !last) { buf = priv->rx_buf[priv->rx_head]; skb = build_skb(buf, priv->rx_buf_size); if (unlikely(!skb)) { @@ -635,11 +635,13 @@ refill: hip04_set_recv_desc(priv, phys); priv->rx_head = RX_NEXT(priv->rx_head); - if (rx >= budget) + if (rx >= budget) { + --priv->rx_cnt_remaining; goto done; + } - if (--cnt == 0) - cnt = hip04_recv_cnt(priv); + if (--priv->rx_cnt_remaining == 0) + priv->rx_cnt_remaining += hip04_recv_cnt(priv); } if (!(priv->reg_inten & RCV_INT)) { @@ -724,6 +726,7 @@ static int hip04_mac_open(struct net_device *ndev) int i; priv->rx_head = 0; + priv->rx_cnt_remaining = 0; priv->tx_head = 0; priv->tx_tail = 0; hip04_reset_ppe(priv); |