From 521e6b90dd3f0392062845d7ef13e6e41bb99d8a Mon Sep 17 00:00:00 2001 From: Matt Carlson Date: Tue, 25 Aug 2009 10:06:01 +0000 Subject: tg3: Fix 57780 asic rev PCIe link receiver errors This patch fixes some PCIe link receiver errors by decreasing the internal electrical idle timeout. Signed-off-by: Matt Carlson Reviewed-by: Michael Chan Reviewed-by: Benjamin Li Signed-off-by: David S. Miller --- drivers/net/tg3.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/net/tg3.c') diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 46a3f86..e8def28 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -6719,6 +6719,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) val |= PCIE_PWR_MGMT_EXT_ASPM_TMR_EN | PCIE_PWR_MGMT_L1_THRESH_4MS; tw32(PCIE_PWR_MGMT_THRESH, val); + + val = tr32(TG3_PCIE_EIDLE_DELAY) & ~TG3_PCIE_EIDLE_DELAY_MASK; + tw32(TG3_PCIE_EIDLE_DELAY, val | TG3_PCIE_EIDLE_DELAY_13_CLKS); + + tw32(TG3_CORR_ERR_STAT, TG3_CORR_ERR_STAT_CLEAR); } /* This works around an issue with Athlon chipsets on -- cgit v1.1