[ 133/147] r8169: 8168c and later require bit 0x20 to be set in Config2 for PME signaling.

Ben Hutchings
2012-10-14T15:11:51Z

From: Francois Romieu <romieu@fr.zoreil.com>

commit d387b427c973974dd619a33549c070ac5d0e089f upstream.

The new 84xx stopped flying below the radars.

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
drivers/net/ethernet/realtek/r8169.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 9b0b00b..207aadc 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -315,6 +315,8 @@ enum rtl_registers {
Config0 = 0x51,
Config1 = 0x52,
Config2 = 0x53,
+#define PME_SIGNAL (1 << 5) /* 8168c and later */
+
Config3 = 0x54,
Config4 = 0x55,
Config5 = 0x56,
@@ -1422,6 +1424,10 @@ static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts)
RTL_W8(Config1, options);
break;
default:
+ options = RTL_R8(Config2) & ~PME_SIGNAL;
+ if (wolopts)
+ options |= PME_SIGNAL;
+ RTL_W8(Config2, options);
break;
}