static irqreturn_t ag71xx_interrupt(int irq, void *dev_id) { struct net_device *dev = dev_id; struct ag71xx *ag = netdev_priv(dev); u32 status; status = ag71xx_rr(ag, AG71XX_REG_INT_STATUS); ag71xx_dump_intr(ag, "raw", status); if (unlikely(!status)) return IRQ_NONE; if (unlikely(status & AG71XX_INT_ERR)) { if (status & AG71XX_INT_TX_BE) { ag71xx_wr(ag, AG71XX_REG_TX_STATUS, TX_STATUS_BE); dev_err(&dev->dev, "TX BUS error\n"); } if (status & AG71XX_INT_RX_BE) { ag71xx_wr(ag, AG71XX_REG_RX_STATUS, RX_STATUS_BE); dev_err(&dev->dev, "RX BUS error\n"); } } if (likely(status & AG71XX_INT_POLL)) { ag71xx_int_disable(ag, AG71XX_INT_POLL); DBG("%s: enable polling mode\n", dev->name); netif_rx_schedule(dev, &ag->napi); } return IRQ_HANDLED; }
static irqreturn_t ag71xx_interrupt(int irq, void *dev_id) { struct net_device *dev = dev_id; struct ag71xx *ag = netdev_priv(dev); u32 status; status = ag71xx_rr(ag, AG71XX_REG_INT_STATUS); status &= ag71xx_rr(ag, AG71XX_REG_INT_ENABLE); if (unlikely(!status)) return IRQ_NONE; if (unlikely(status & AG71XX_INT_ERR)) { if (status & AG71XX_INT_TX_BE) { ag71xx_wr(ag, AG71XX_REG_TX_STATUS, TX_STATUS_BE); dev_err(&dev->dev, "TX BUS error\n"); } if (status & AG71XX_INT_RX_BE) { ag71xx_wr(ag, AG71XX_REG_RX_STATUS, RX_STATUS_BE); dev_err(&dev->dev, "RX BUS error\n"); } } #if 0 if (unlikely(status & AG71XX_INT_TX_UR)) { ag71xx_wr(ag, AG71XX_REG_TX_STATUS, TX_STATUS_UR); DBG("%s: TX underrun\n", dev->name); } #endif #ifndef AG71XX_NAPI_TX if (likely(status & AG71XX_INT_TX_PS)) ag71xx_tx_packets(ag); #endif if (likely(status & AG71XX_INT_POLL)) { ag71xx_int_disable(ag, AG71XX_INT_POLL); DBG("%s: enable polling mode\n", dev->name); netif_rx_schedule(dev, &ag->napi); } return IRQ_HANDLED; }