[PATCH net-next 1/9] r8169:update rtl8168g ephy parameter

From: Chunhao Lin
Date: Tue Dec 09 2014 - 11:46:22 EST


Update rtl8168g ephy parameter to improve pcie compatibility.

Signed-off-by: Chunhao Lin <hau@xxxxxxxxxxx>
---
drivers/net/ethernet/realtek/r8169.c | 24 +++++++++++++++++++++---
1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index b9c2f33..b77efcb 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -5919,7 +5919,7 @@ static void rtl_hw_start_8411(struct rtl8169_private *tp)
rtl_w0w1_eri(tp, 0x0d4, ERIAR_MASK_0011, 0x0c00, 0x0000, ERIAR_EXGMAC);
}

-static void rtl_hw_start_8168g_1(struct rtl8169_private *tp)
+static void rtl_hw_start_8168g(struct rtl8169_private *tp)
{
void __iomem *ioaddr = tp->mmio_addr;
struct pci_dev *pdev = tp->pci_dev;
@@ -5954,6 +5954,24 @@ static void rtl_hw_start_8168g_1(struct rtl8169_private *tp)
rtl_pcie_state_l2l3_enable(tp, false);
}

+static void rtl_hw_start_8168g_1(struct rtl8169_private *tp)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ static const struct ephy_info e_info_8168g_1[] = {
+ { 0x00, 0x0000, 0x0008 },
+ { 0x0c, 0x37d0, 0x0820 },
+ { 0x1e, 0x0000, 0x0001 },
+ { 0x19, 0x8000, 0x0000 }
+ };
+
+ rtl_hw_start_8168g(tp);
+
+ /* disable aspm and clock request before access ephy */
+ RTL_W8(Config2, RTL_R8(Config2) & ~ClkReqEn);
+ RTL_W8(Config5, RTL_R8(Config5) & ~ASPM_en);
+ rtl_ephy_init(tp, e_info_8168g_1, ARRAY_SIZE(e_info_8168g_1));
+}
+
static void rtl_hw_start_8168g_2(struct rtl8169_private *tp)
{
void __iomem *ioaddr = tp->mmio_addr;
@@ -5964,7 +5982,7 @@ static void rtl_hw_start_8168g_2(struct rtl8169_private *tp)
{ 0x1e, 0xffff, 0x20eb }
};

- rtl_hw_start_8168g_1(tp);
+ rtl_hw_start_8168g(tp);

/* disable aspm and clock request before access ephy */
RTL_W8(Config2, RTL_R8(Config2) & ~ClkReqEn);
@@ -5983,7 +6001,7 @@ static void rtl_hw_start_8411_2(struct rtl8169_private *tp)
{ 0x1e, 0x0000, 0x2000 }
};

- rtl_hw_start_8168g_1(tp);
+ rtl_hw_start_8168g(tp);

/* disable aspm and clock request before access ephy */
RTL_W8(Config2, RTL_R8(Config2) & ~ClkReqEn);
--
1.9.1

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