From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Benedikt Spranger <b.spranger@linutronix.de>
Cc: netdev@vger.kernel.org,
Alexander Frank <Alexander.Frank@eberspaecher.com>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Holger Dengler <dengler@linutronix.de>,
"linux-can@vger.kernel.org" <linux-can@vger.kernel.org>
Subject: Re: [PATCH 16/16] c_can: fix TX packet accounting
Date: Mon, 09 Sep 2013 12:31:02 +0200 [thread overview]
Message-ID: <522DA366.5060809@pengutronix.de> (raw)
In-Reply-To: <1378711513-2548-17-git-send-email-b.spranger@linutronix.de>
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On 09/09/2013 09:25 AM, Benedikt Spranger wrote:
> Due to the integration of the FlexCard support the TX stats accounting got
> lost. Readd the accounting.
Please squash into the appropriate patch.
Marc
> Signed-off-by: Benedikt Spranger <b.spranger@linutronix.de>
> ---
> drivers/net/can/c_can/c_can.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c
> index 92c1444..b409cf2 100644
> --- a/drivers/net/can/c_can/c_can.c
> +++ b/drivers/net/can/c_can/c_can.c
> @@ -619,6 +619,7 @@ static netdev_tx_t c_can_start_xmit(struct sk_buff *skb,
> u32 msg_obj_no;
> struct c_can_priv *priv = netdev_priv(dev);
> struct can_frame *frame = (struct can_frame *)skb->data;
> + struct net_device_stats *stats = &dev->stats;
> int tx_fifo, txie_off;
>
> if (can_dropped_invalid_skb(dev, skb))
> @@ -664,6 +665,9 @@ static netdev_tx_t c_can_start_xmit(struct sk_buff *skb,
> ctrl = readl(priv->base + FC_TXFIFO_CTRL);
> ctrl |= FC_TXFIFO_CTRL_REQ;
> writel(ctrl, priv->base + FC_TXFIFO_CTRL);
> +
> + stats->tx_bytes += frame->can_dlc;
> + stats->tx_packets++;
> kfree_skb(skb);
> } else {
> msg_obj_no = get_tx_next_msg_obj(priv);
> @@ -672,6 +676,8 @@ static netdev_tx_t c_can_start_xmit(struct sk_buff *skb,
> c_can_write_msg_object(dev, 0, frame, msg_obj_no, txie_off);
> priv->tx_next++;
>
> + stats->tx_bytes += frame->can_dlc;
> + stats->tx_packets++;
> can_put_echo_skb(skb, dev, msg_obj_no - C_CAN_MSG_OBJ_TX_FIRST);
> /* we have to stop the queue in case of a wrap around or
> * if the next TX message object is still in use
>
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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next prev parent reply other threads:[~2013-09-09 10:31 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-09 7:24 [PATCH 00/16] Support for Eberspächer Flexcard DCAN function Benedikt Spranger
2013-09-09 7:24 ` [PATCH 01/16] c_can_platform: add FlexCard D-CAN support Benedikt Spranger
2013-09-09 8:22 ` Marc Kleine-Budde
2013-09-09 7:24 ` [PATCH 02/16] c_can: add generic D-CAN RAM initialization support Benedikt Spranger
2013-09-09 8:34 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 03/16] c_can: simplify arbitration register handling Benedikt Spranger
2013-09-09 9:16 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 04/16] c_can: fix receive buffer configuration Benedikt Spranger
2013-09-09 10:51 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 05/16] c_can: use 32 bit access for D_CAN Benedikt Spranger
2013-09-09 9:37 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 06/16] c_can: consider set bittiming may fail Benedikt Spranger
2013-09-09 9:39 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 07/16] c_can: reconfigre message objects after leaving init state Benedikt Spranger
2013-09-09 7:25 ` [PATCH 08/16] c_can: Add FlexCard CAN TX fifo support Benedikt Spranger
2013-09-09 9:47 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 09/16] c_can: expicit 32bit access on D_CAN to message buffer data register Benedikt Spranger
2013-09-09 11:20 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 10/16] c_can: add 16bit align 32bit access functions Benedikt Spranger
2013-09-09 9:57 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 11/16] c_can: stop netqueue if hardware is busy Benedikt Spranger
2013-09-09 10:05 ` Marc Kleine-Budde
2013-09-09 10:21 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 12/16] c_can: Add flag to disable automatic retransmission of CAN frames Benedikt Spranger
2013-09-09 10:21 ` Marc Kleine-Budde
2013-09-09 10:34 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 13/16] c_can: flexcard: add ioctl to reset FIFO message object Benedikt Spranger
2013-09-09 10:24 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 14/16] flexcard: can: CAN local loopback using SKB pflags Benedikt Spranger
2013-09-09 7:25 ` [PATCH 15/16] flexcard: can: Configure CAN loopback packages (TXACK) Benedikt Spranger
2013-09-09 10:29 ` Marc Kleine-Budde
2013-09-09 7:25 ` [PATCH 16/16] c_can: fix TX packet accounting Benedikt Spranger
2013-09-09 10:31 ` Marc Kleine-Budde [this message]
2013-09-09 7:54 ` [PATCH 00/16] Support for Eberspächer Flexcard DCAN function Marc Kleine-Budde
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