Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
[netdrvr] fec_mpc52xx: Implement polling, to make netconsole work.
Implement polling for 5200FEC to make netconsole work. Tested on
Phytec pcm030 and Efika.
Signed-off-by: Jon Smirl <jonsmirl@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
authored by Jon Smirl and committed by Jeff Garzik bd28bdb1 bb0d215c
+18
drivers/net/fec_mpc52xx.c
+18
drivers/net/fec_mpc52xx.c
···
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return 0;
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}
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/* This handles BestComm transmit task interrupts
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*/
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static irqreturn_t mpc52xx_fec_tx_interrupt(int irq, void *dev_id)
···
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ndev->tx_timeout = mpc52xx_fec_tx_timeout;
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ndev->watchdog_timeo = FEC_WATCHDOG_TIMEOUT;
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ndev->base_addr = mem.start;
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priv->t_irq = priv->r_irq = ndev->irq = NO_IRQ; /* IRQ are free for now */
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···
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return 0;
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}
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+
#ifdef CONFIG_NET_POLL_CONTROLLER
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static void mpc52xx_fec_poll_controller(struct net_device *dev)
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{
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struct mpc52xx_fec_priv *priv = netdev_priv(dev);
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+
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disable_irq(priv->t_irq);
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mpc52xx_fec_tx_interrupt(priv->t_irq, dev);
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enable_irq(priv->t_irq);
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disable_irq(priv->r_irq);
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mpc52xx_fec_rx_interrupt(priv->r_irq, dev);
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enable_irq(priv->r_irq);
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}
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#endif
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+
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/* This handles BestComm transmit task interrupts
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*/
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static irqreturn_t mpc52xx_fec_tx_interrupt(int irq, void *dev_id)
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ndev->tx_timeout = mpc52xx_fec_tx_timeout;
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ndev->watchdog_timeo = FEC_WATCHDOG_TIMEOUT;
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ndev->base_addr = mem.start;
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+
#ifdef CONFIG_NET_POLL_CONTROLLER
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ndev->poll_controller = mpc52xx_fec_poll_controller;
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#endif
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priv->t_irq = priv->r_irq = ndev->irq = NO_IRQ; /* IRQ are free for now */
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