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authorJim Baxter <jim_baxter@mentor.com>2013-07-01 13:57:54 (GMT)
committerDavid S. Miller <davem@davemloft.net>2013-07-02 19:40:52 (GMT)
commitb9eef55c2ab33053ae236b5d383965f9ee6a0094 (patch)
treefc22d73bb925e1fd4face8b9101debf3962185ca /drivers
parent7cc47d139f9a815a91bd9e7377063238c69a0423 (diff)
downloadlinux-b9eef55c2ab33053ae236b5d383965f9ee6a0094.tar.xz
net: fec: Fix RMON registers on imx6
commit 38ae92d "fec: Add support for reading RMON registers" causes the imx6Q to crash. This fixes it by only enabling the RMON registers, the registers are already cleared by the MAC being reset. Signed-off-by: Jim Baxter <jim_baxter@mentor.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index aff8a5c..b676882 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -606,11 +606,8 @@ fec_restart(struct net_device *ndev, int duplex)
ecntl |= (1 << 4);
#ifndef CONFIG_M5272
- /* Disable, clear, and enable the MIB */
- writel(1 << 31, fep->hwp + FEC_MIB_CTRLSTAT);
- for (i = RMON_T_DROP; i < IEEE_R_OCTETS_OK; i++)
- writel(0, fep->hwp + i);
- writel(0, fep->hwp + FEC_MIB_CTRLSTAT);
+ /* Enable the MIB statistic event counters */
+ writel(0 << 31, fep->hwp + FEC_MIB_CTRLSTAT);
#endif
/* And last, enable the transmit and receive processing */