netdev - Re: [PATCH] ucc_geth: Add BQL support

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Date:   Tue, 19 Jun 2018 13:24:45 -0500
From:   Li Yang <leoyang.li@....com>
To:     Joakim Tjernlund <joakim.tjernlund@...inera.com>
Cc:     Netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH] ucc_geth: Add BQL support

On Tue, Jun 19, 2018 at 11:30 AM, Joakim Tjernlund
<joakim.tjernlund@...inera.com> wrote:
> Signed-off-by: Joakim Tjernlund <joakim.tjernlund@...inera.com>

Acked-by: Li Yang <leoyang.li@....com>

> ---
>  drivers/net/ethernet/freescale/ucc_geth.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
> index f77ba9fa257b..6c99a9af6647 100644
> --- a/drivers/net/ethernet/freescale/ucc_geth.c
> +++ b/drivers/net/ethernet/freescale/ucc_geth.c
> @@ -3096,6 +3096,7 @@ static int ucc_geth_start_xmit(struct sk_buff *skb, struct net_device *dev)
>
>         ugeth_vdbg("%s: IN", __func__);
>
> +       netdev_sent_queue(dev, skb->len);
>         spin_lock_irqsave(&ugeth->lock, flags);
>
>         dev->stats.tx_bytes += skb->len;
> @@ -3242,6 +3243,8 @@ static int ucc_geth_tx(struct net_device *dev, u8 txQ)
>         struct ucc_geth_private *ugeth = netdev_priv(dev);
>         u8 __iomem *bd;         /* BD pointer */
>         u32 bd_status;
> +       int howmany = 0;
> +       unsigned int bytes_sent = 0;
>
>         bd = ugeth->confBd[txQ];
>         bd_status = in_be32((u32 __iomem *)bd);
> @@ -3257,7 +3260,8 @@ static int ucc_geth_tx(struct net_device *dev, u8 txQ)
>                 skb = ugeth->tx_skbuff[txQ][ugeth->skb_dirtytx[txQ]];
>                 if (!skb)
>                         break;
> -
> +               howmany++;
> +               bytes_sent += skb->len;
>                 dev->stats.tx_packets++;
>
>                 dev_consume_skb_any(skb);
> @@ -3279,6 +3283,7 @@ static int ucc_geth_tx(struct net_device *dev, u8 txQ)
>                 bd_status = in_be32((u32 __iomem *)bd);
>         }
>         ugeth->confBd[txQ] = bd;
> +       netdev_completed_queue(dev, howmany, bytes_sent);
>         return 0;
>  }
>
> --
> 2.13.6
>