From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christophe Leroy Subject: [PATCH] net: fs_enet: set back promiscuity mode after restart Date: Wed, 22 Oct 2014 09:05:47 +0200 (CEST) Message-ID: <20141022070547.83AAB1A5E63@localhost.localdomain> Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, netdev@vger.kernel.org, Germain Montoies To: Pantelis Antoniou , Vitaly Bordug , davem@davemloft.net Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org After interface restart (eg: after link disconnection/reconnection), the bridge function doesn't work anymore. This is due to the promiscuous mode being cleared by the restart. The mac-fcc already includes code to set the promiscuous mode back during the restart. This patch adds the same handling to mac-fec and mac-scc. Tested with bridge function on MPC885 with FEC. Reported-by: Germain Montoies Signed-off-by: Christophe Leroy --- drivers/net/ethernet/freescale/fs_enet/mac-fec.c | 3 +++ drivers/net/ethernet/freescale/fs_enet/mac-scc.c | 3 +++ 2 files changed, 6 insertions(+) diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c index 3d4e08b..b34214e 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c @@ -341,6 +341,9 @@ static void restart(struct net_device *dev) FC(fecp, x_cntrl, FEC_TCNTRL_FDEN); /* FD disable */ } + /* Restore multicast and promiscuous settings */ + set_multicast_list(dev); + /* * Enable interrupts we wish to service. */ diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c index f30411f..7a184e8 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-scc.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-scc.c @@ -355,6 +355,9 @@ static void restart(struct net_device *dev) if (fep->phydev->duplex) S16(sccp, scc_psmr, SCC_PSMR_LPB | SCC_PSMR_FDE); + /* Restore multicast and promiscuous settings */ + set_multicast_list(dev); + S32(sccp, scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT); } -- 2.1.0