From 4d2e88828f25eb587b78a430e18071a5bc8d18c2 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Fri, 31 Jul 2015 11:42:54 -0700 Subject: [PATCH] net: bcmgenet: Add netconsole support Implement a poll controller for netconsole which invokes both of our interrupt handlers for the different RX/TX queues. Signed-off-by: Florian Fainelli Signed-off-by: David S. Miller --- .../net/ethernet/broadcom/genet/bcmgenet.c | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index c6f2d396edf0..eb080ef8ee97 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -2388,6 +2388,23 @@ static irqreturn_t bcmgenet_wol_isr(int irq, void *dev_id) return IRQ_HANDLED; } +#ifdef CONFIG_NET_POLL_CONTROLLER +static void bcmgenet_poll_controller(struct net_device *dev) +{ + struct bcmgenet_priv *priv = netdev_priv(dev); + + /* Invoke the main RX/TX interrupt handler */ + disable_irq(priv->irq0); + bcmgenet_isr0(priv->irq0, priv); + enable_irq(priv->irq0); + + /* And the interrupt handler for RX/TX priority queues */ + disable_irq(priv->irq1); + bcmgenet_isr1(priv->irq1, priv); + enable_irq(priv->irq1); +} +#endif + static void bcmgenet_umac_reset(struct bcmgenet_priv *priv) { u32 reg; @@ -2939,6 +2956,9 @@ static const struct net_device_ops bcmgenet_netdev_ops = { .ndo_set_mac_address = bcmgenet_set_mac_addr, .ndo_do_ioctl = bcmgenet_ioctl, .ndo_set_features = bcmgenet_set_features, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = bcmgenet_poll_controller, +#endif }; /* Array of GENET hardware parameters/characteristics */