netdev - Re: [PATCH] Implement polling for 5200FEC to make netconsole work.

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Message-ID: <9e4733910810211641x24f4d76bn5bc614147875d250@mail.gmail.com>
Date:	Tue, 21 Oct 2008 19:41:45 -0400
From:	"Jon Smirl" <jonsmirl@...il.com>
To:	linuxppc-dev@...abs.org, netdev@...r.kernel.org,
	"Grant Likely" <grant.likely@...retlab.ca>
Subject: Re: [PATCH] Implement polling for 5200FEC to make netconsole work.

Is anyone going to pick this up?

On Sat, Oct 18, 2008 at 5:40 PM, Jon Smirl <jonsmirl@...il.com> wrote:
> Implement polling for 5200FEC to make netconsole work. Tested on Phytec pcm030 and Efika.
>
> Signed-off-by: Jon Smirl <jonsmirl@...il.com>
> ---
>  drivers/net/fec_mpc52xx.c |   18 ++++++++++++++++++
>  1 files changed, 18 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
> index 4e4f683..aec3b97 100644
> --- a/drivers/net/fec_mpc52xx.c
> +++ b/drivers/net/fec_mpc52xx.c
> @@ -401,6 +401,21 @@ static int mpc52xx_fec_hard_start_xmit(struct sk_buff *skb, struct net_device *d
>        return 0;
>  }
>
> +#ifdef CONFIG_NET_POLL_CONTROLLER
> +static void mpc52xx_fec_poll_controller(struct net_device *dev)
> +{
> +       struct mpc52xx_fec_priv *priv = netdev_priv(dev);
> +
> +       disable_irq(priv->t_irq);
> +       mpc52xx_fec_tx_interrupt(priv->t_irq, dev);
> +       enable_irq(priv->t_irq);
> +       disable_irq(priv->r_irq);
> +       mpc52xx_fec_rx_interrupt(priv->r_irq, dev);
> +       enable_irq(priv->r_irq);
> +}
> +#endif
> +
> +
>  /* This handles BestComm transmit task interrupts
>  */
>  static irqreturn_t mpc52xx_fec_tx_interrupt(int irq, void *dev_id)
> @@ -926,6 +941,9 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match)
>        ndev->tx_timeout        = mpc52xx_fec_tx_timeout;
>        ndev->watchdog_timeo    = FEC_WATCHDOG_TIMEOUT;
>        ndev->base_addr         = mem.start;
> +#ifdef CONFIG_NET_POLL_CONTROLLER
> +       ndev->poll_controller = mpc52xx_fec_poll_controller;
> +#endif
>
>        priv->t_irq = priv->r_irq = ndev->irq = NO_IRQ; /* IRQ are free for now */
>
>
>



-- 
Jon Smirl
jonsmirl@...il.com
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