netdev - [PATCH] r8169: Enable RX_MULTI_EN for RTL_GIGA_MAC_VER

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Message-Id: <1405406500-1208-1-git-send-email-michel@daenzer.net>
Date:	Tue, 15 Jul 2014 15:41:40 +0900
From:	Michel Dänzer <michel@...nzer.net>
To:	Francois Romieu <romieu@...zoreil.com>,
	Realtek linux nic maintainers <nic_swsd@...ltek.com>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] r8169: Enable RX_MULTI_EN for RTL_GIGA_MAC_VER_40

Without this, the ethernet port on my ASUS A88X Pro mainboard stops
working sometimes, with messages like these in dmesg:

AMD-Vi: Event logged [IO_PAGE_FAULT device=05:00.0 domain=0x001e address=0x0000000000003000 flags=0x0050]
Signed-off-by: Michel Dänzer <michel@...nzer.net>
---
 drivers/net/ethernet/realtek/r8169.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index be425ad..e577566 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -4239,6 +4239,8 @@ static void rtl_init_rxcfg(struct rtl8169_private *tp)
 		RTL_W32(RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST);
 		break;
 	case RTL_GIGA_MAC_VER_40:
+		RTL_W32(RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST | RX_EARLY_OFF);
+		break;
 	case RTL_GIGA_MAC_VER_41:
 	case RTL_GIGA_MAC_VER_42:
 	case RTL_GIGA_MAC_VER_43:
-- 
2.0.0

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