Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
  [POWERPC] Fix crashkernel= handling when no crashkernel= specified
  [POWERPC] Make emergency stack safe for current_thread_info() use
  [POWERPC] spufs: add .gitignore for spu_save_dump.h & spu_restore_dump.h
  [POWERPC] spufs: trace spu_acquire_saved events
  [POWERPC] spufs: fix marker name for find_victim
  [POWERPC] spufs: add marker for destroy_spu_context
  [POWERPC] spufs: add sputrace marker parameter names
  [POWERPC] spufs: add context switch notification log
  [POWERPC] mpc5200: defconfigs for CM5200, Lite5200B, Motion-PRO and TQM5200
  [POWERPC] mpc5200: Switch mpc5200 dts files to dts-v1 format
  [POWERPC] mpc5200: Fix FEC error handling on FIFO errors
  [POWERPC] mpc5200: add Phytec pcm030 board support
  [POWERPC] mpc5200: add gpiolib support for mpc5200
  [POWERPC] mpc5200: add interrupt type function
  [POWERPC] mpc5200: Fix unterminated of_device_id table

1 files changed, 13 insertions, 10 deletions

diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index e5e6352556fa..d21b7ab64bd1 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;
 }