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gianfar: Restore promisc mode on gfar_init_mac()

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Reactivate promiscuous mode in H/W upon gfar_init_mac(), if the
net dev requires it (IFF_PROMISC flag set).
This way the promisc mode is preserved accross device reset conditions
like tx timeout, device restore, a.s.o.

Signed-off-by: Voncken C Acksys <cedric.voncken@acksys.fr>
Signed-off-by: Claudiu Manoil <claudiu.manoil@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Claudiu Manoil 2013-01-23 00:18:36 +00:00 committed by David S. Miller
parent c617f398ed
commit f5ae62799a
1 changed files with 4 additions and 0 deletions
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4
drivers/net/ethernet/freescale/gianfar.c
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@ -355,6 +355,10 @@ static void gfar_init_mac(struct net_device *ndev)
gfar_write(&regs->rir0, DEFAULT_RIR0);
}
/* Restore PROMISC mode */
if (ndev->flags & IFF_PROMISC)
rctrl |= RCTRL_PROM;
if (ndev->features & NETIF_F_RXCSUM)
rctrl |= RCTRL_CHECKSUMMING;