[ 132/147] r8169: Config1 is read-only on 8168c and later.

From: Ben Hutchings
Date: Sun Oct 14 2012 - 11:13:02 EST


3.2-stable review patch. If anyone has any objections, please let me know.

------------------

From: Francois Romieu <romieu@xxxxxxxxxxxxx>

commit 851e60221926a53344b4227879858bef841b0477 upstream.

Suggested by Hayes.

Signed-off-by: Francois Romieu <romieu@xxxxxxxxxxxxx>
Cc: Hayes Wang <hayeswang@xxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
drivers/net/ethernet/realtek/r8169.c | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 71393ea..9b0b00b 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -1396,7 +1396,6 @@ static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts)
u16 reg;
u8 mask;
} cfg[] = {
- { WAKE_ANY, Config1, PMEnable },
{ WAKE_PHY, Config3, LinkUp },
{ WAKE_MAGIC, Config3, MagicPacket },
{ WAKE_UCAST, Config5, UWF },
@@ -1404,16 +1403,28 @@ static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts)
{ WAKE_MCAST, Config5, MWF },
{ WAKE_ANY, Config5, LanWake }
};
+ u8 options;

RTL_W8(Cfg9346, Cfg9346_Unlock);

for (i = 0; i < ARRAY_SIZE(cfg); i++) {
- u8 options = RTL_R8(cfg[i].reg) & ~cfg[i].mask;
+ options = RTL_R8(cfg[i].reg) & ~cfg[i].mask;
if (wolopts & cfg[i].opt)
options |= cfg[i].mask;
RTL_W8(cfg[i].reg, options);
}

+ switch (tp->mac_version) {
+ case RTL_GIGA_MAC_VER_01 ... RTL_GIGA_MAC_VER_17:
+ options = RTL_R8(Config1) & ~PMEnable;
+ if (wolopts)
+ options |= PMEnable;
+ RTL_W8(Config1, options);
+ break;
+ default:
+ break;
+ }
+
RTL_W8(Cfg9346, Cfg9346_Lock);
}



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