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author | françois romieu <romieu@fr.zoreil.com> | 2012-03-02 04:43:14 +0000 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2012-03-02 19:10:06 -0500 |
commit | 9c5028e9da1255dd2b99762d8627b88b29f68cce (patch) | |
tree | ca1c613c90677b8f7420fc0c0729883f313a64da | |
parent | 3f2010b2ad3d66d5291497c9b274315e7b807ecd (diff) | |
download | op-kernel-dev-9c5028e9da1255dd2b99762d8627b88b29f68cce.zip op-kernel-dev-9c5028e9da1255dd2b99762d8627b88b29f68cce.tar.gz |
r8169: corrupted IP fragments fix for large mtu.
Noticed with the 8168d (-vb-gr, aka RTL_GIGA_MAC_VER_26).
ConfigX registers should only be written while the Config9346 lock
is held.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Reported-by: Nick Bowler <nbowler@elliptictech.com>
Cc: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | drivers/net/ethernet/realtek/r8169.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 7a0c800..1adf177 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -3781,12 +3781,20 @@ static void rtl8169_init_ring_indexes(struct rtl8169_private *tp) static void rtl_hw_jumbo_enable(struct rtl8169_private *tp) { + void __iomem *ioaddr = tp->mmio_addr; + + RTL_W8(Cfg9346, Cfg9346_Unlock); rtl_generic_op(tp, tp->jumbo_ops.enable); + RTL_W8(Cfg9346, Cfg9346_Lock); } static void rtl_hw_jumbo_disable(struct rtl8169_private *tp) { + void __iomem *ioaddr = tp->mmio_addr; + + RTL_W8(Cfg9346, Cfg9346_Unlock); rtl_generic_op(tp, tp->jumbo_ops.disable); + RTL_W8(Cfg9346, Cfg9346_Lock); } static void r8168c_hw_jumbo_enable(struct rtl8169_private *tp) |