diff options
Diffstat (limited to 'drivers/net/ethernet/lantiq_etop.c')
| -rw-r--r-- | drivers/net/ethernet/lantiq_etop.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c index 6433c909c6b2..072391c494ce 100644 --- a/drivers/net/ethernet/lantiq_etop.c +++ b/drivers/net/ethernet/lantiq_etop.c @@ -25,6 +25,7 @@ #include <linux/io.h> #include <linux/dma-mapping.h> #include <linux/module.h> +#include <linux/property.h> #include <asm/checksum.h> @@ -239,6 +240,7 @@ ltq_etop_hw_init(struct net_device *dev) { struct ltq_etop_priv *priv = netdev_priv(dev); int i; + int err; ltq_pmu_enable(PMU_PPE); @@ -273,7 +275,13 @@ ltq_etop_hw_init(struct net_device *dev) if (IS_TX(i)) { ltq_dma_alloc_tx(&ch->dma); - request_irq(irq, ltq_etop_dma_irq, 0, "etop_tx", priv); + err = request_irq(irq, ltq_etop_dma_irq, 0, "etop_tx", priv); + if (err) { + netdev_err(dev, + "Unable to get Tx DMA IRQ %d\n", + irq); + return err; + } } else if (IS_RX(i)) { ltq_dma_alloc_rx(&ch->dma); for (ch->dma.desc = 0; ch->dma.desc < LTQ_DESC_NUM; @@ -281,7 +289,13 @@ ltq_etop_hw_init(struct net_device *dev) if (ltq_etop_alloc_skb(ch)) return -ENOMEM; ch->dma.desc = 0; - request_irq(irq, ltq_etop_dma_irq, 0, "etop_rx", priv); + err = request_irq(irq, ltq_etop_dma_irq, 0, "etop_rx", priv); + if (err) { + netdev_err(dev, + "Unable to get Rx DMA IRQ %d\n", + irq); + return err; + } } ch->dma.irq = irq; } @@ -726,7 +740,7 @@ static struct platform_driver ltq_mii_driver = { }, }; -int __init +static int __init init_ltq_etop(void) { int ret = platform_driver_probe(<q_mii_driver, ltq_etop_probe); |