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net: fec: Fix multicast list setup in fec_restart().

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Setup the multicast list of the net_device instead of
clearing it blindly. This restores the multicast groups
in case of a link down/up event or when resuming from
suspend.

Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Müllner 2013-06-27 21:18:23 +02:00 committed by David S. Miller
parent 52bd4c0c15
commit 772e42b07f
1 changed files with 4 additions and 3 deletions
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7
drivers/net/ethernet/freescale/fec_main.c
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@ -59,6 +59,8 @@
#include "fec.h"
static void set_multicast_list(struct net_device *ndev);
#if defined(CONFIG_ARM)
#define FEC_ALIGNMENT 0xf
#else
@ -470,9 +472,8 @@ fec_restart(struct net_device *ndev, int duplex)
/* Clear any outstanding interrupt. */
writel(0xffc00000, fep->hwp + FEC_IEVENT);
/* Reset all multicast. */
writel(0, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
writel(0, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
/* Setup multicast filter. */
set_multicast_list(ndev);
#ifndef CONFIG_M5272
writel(0, fep->hwp + FEC_HASH_TABLE_HIGH);
writel(0, fep->hwp + FEC_HASH_TABLE_LOW);