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path: root/drivers/net/fec_mpc52xx.c
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Diffstat (limited to 'drivers/net/fec_mpc52xx.c')
-rw-r--r--drivers/net/fec_mpc52xx.c23
1 files changed, 13 insertions, 10 deletions
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index e5e6352556f..d21b7ab64bd 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -491,20 +491,23 @@ static irqreturn_t mpc52xx_fec_interrupt(int irq, void *dev_id)
out_be32(&fec->ievent, ievent); /* clear pending events */
- if (ievent & ~(FEC_IEVENT_RFIFO_ERROR | FEC_IEVENT_XFIFO_ERROR)) {
- if (ievent & ~FEC_IEVENT_TFINT)
- dev_dbg(&dev->dev, "ievent: %08x\n", ievent);
+ /* on fifo error, soft-reset fec */
+ if (ievent & (FEC_IEVENT_RFIFO_ERROR | FEC_IEVENT_XFIFO_ERROR)) {
+
+ if (net_ratelimit() && (ievent & FEC_IEVENT_RFIFO_ERROR))
+ dev_warn(&dev->dev, "FEC_IEVENT_RFIFO_ERROR\n");
+ if (net_ratelimit() && (ievent & FEC_IEVENT_XFIFO_ERROR))
+ dev_warn(&dev->dev, "FEC_IEVENT_XFIFO_ERROR\n");
+
+ mpc52xx_fec_reset(dev);
+
+ netif_wake_queue(dev);
return IRQ_HANDLED;
}
- if (net_ratelimit() && (ievent & FEC_IEVENT_RFIFO_ERROR))
- dev_warn(&dev->dev, "FEC_IEVENT_RFIFO_ERROR\n");
- if (net_ratelimit() && (ievent & FEC_IEVENT_XFIFO_ERROR))
- dev_warn(&dev->dev, "FEC_IEVENT_XFIFO_ERROR\n");
+ if (ievent & ~FEC_IEVENT_TFINT)
+ dev_dbg(&dev->dev, "ievent: %08x\n", ievent);
- mpc52xx_fec_reset(dev);
-
- netif_wake_queue(dev);
return IRQ_HANDLED;
}