From 4804b3b3aec163b59328140d6c858c3ed1c85992 Mon Sep 17 00:00:00 2001 From: hayeswang Date: Mon, 21 Mar 2011 01:50:29 +0000 Subject: [PATCH] net/r8169: add a new chip for RTL8168DP Add a new chip for RTL8168DP. Signed-off-by: Hayes Wang Signed-off-by: David S. Miller --- drivers/net/r8169.c | 98 +++++++++++++++++++++++++++++++++++---------- 1 file changed, 76 insertions(+), 22 deletions(-) diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 0111a143c992..5c480750d8fb 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -127,6 +127,7 @@ enum mac_version { RTL_GIGA_MAC_VER_28 = 0x1c, // 8168DP RTL_GIGA_MAC_VER_29 = 0x1d, // 8105E RTL_GIGA_MAC_VER_30 = 0x1e, // 8105E + RTL_GIGA_MAC_VER_31 = 0x1f, // 8168DP }; #define _R(NAME,MAC,MASK) \ @@ -166,7 +167,8 @@ static const struct { _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_27, 0xff7e1880), // PCI-E _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_28, 0xff7e1880), // PCI-E _R("RTL8105e", RTL_GIGA_MAC_VER_29, 0xff7e1880), // PCI-E - _R("RTL8105e", RTL_GIGA_MAC_VER_30, 0xff7e1880) // PCI-E + _R("RTL8105e", RTL_GIGA_MAC_VER_30, 0xff7e1880), // PCI-E + _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_31, 0xff7e1880) // PCI-E }; #undef _R @@ -651,12 +653,18 @@ static void rtl8168_oob_notify(struct rtl8169_private *tp, u8 cmd) static void rtl8168_driver_start(struct rtl8169_private *tp) { int i; + u32 reg; rtl8168_oob_notify(tp, OOB_CMD_DRIVER_START); + if (tp->mac_version == RTL_GIGA_MAC_VER_31) + reg = 0xb8; + else + reg = 0x10; + for (i = 0; i < 10; i++) { msleep(10); - if (ocp_read(tp, 0x0f, 0x0010) & 0x00000800) + if (ocp_read(tp, 0x0f, reg) & 0x00000800) break; } } @@ -664,16 +672,36 @@ static void rtl8168_driver_start(struct rtl8169_private *tp) static void rtl8168_driver_stop(struct rtl8169_private *tp) { int i; + u32 reg; rtl8168_oob_notify(tp, OOB_CMD_DRIVER_STOP); + if (tp->mac_version == RTL_GIGA_MAC_VER_31) + reg = 0xb8; + else + reg = 0x10; + for (i = 0; i < 10; i++) { msleep(10); - if ((ocp_read(tp, 0x0f, 0x0010) & 0x00000800) == 0) + if ((ocp_read(tp, 0x0f, reg) & 0x00000800) == 0) break; } } +static int r8168dp_check_dash(struct rtl8169_private *tp) +{ + u32 reg; + + if (tp->mac_version == RTL_GIGA_MAC_VER_31) + reg = 0xb8; + else + reg = 0x10; + + if (ocp_read(tp, 0xF, reg) & 0x00008000) + return 1; + else + return 0; +} static void r8169_mdio_write(void __iomem *ioaddr, int reg_addr, int value) { @@ -1555,6 +1583,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, /* 8168DP family. */ { 0x7cf00000, 0x28800000, RTL_GIGA_MAC_VER_27 }, { 0x7cf00000, 0x28a00000, RTL_GIGA_MAC_VER_28 }, + { 0x7cf00000, 0x28b00000, RTL_GIGA_MAC_VER_31 }, /* 8168C family. */ { 0x7cf00000, 0x3cb00000, RTL_GIGA_MAC_VER_24 }, @@ -2860,6 +2889,7 @@ static void __devinit rtl_init_mdio_ops(struct rtl8169_private *tp) ops->read = r8168dp_1_mdio_read; break; case RTL_GIGA_MAC_VER_28: + case RTL_GIGA_MAC_VER_31: ops->write = r8168dp_2_mdio_write; ops->read = r8168dp_2_mdio_read; break; @@ -2917,8 +2947,9 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) void __iomem *ioaddr = tp->mmio_addr; if (((tp->mac_version == RTL_GIGA_MAC_VER_27) || - (tp->mac_version == RTL_GIGA_MAC_VER_28)) && - (ocp_read(tp, 0x0f, 0x0010) & 0x00008000)) { + (tp->mac_version == RTL_GIGA_MAC_VER_28) || + (tp->mac_version == RTL_GIGA_MAC_VER_31)) && + r8168dp_check_dash(tp)) { return; } @@ -2944,6 +2975,7 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_26: case RTL_GIGA_MAC_VER_27: case RTL_GIGA_MAC_VER_28: + case RTL_GIGA_MAC_VER_31: RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80); break; } @@ -2954,8 +2986,9 @@ static void r8168_pll_power_up(struct rtl8169_private *tp) void __iomem *ioaddr = tp->mmio_addr; if (((tp->mac_version == RTL_GIGA_MAC_VER_27) || - (tp->mac_version == RTL_GIGA_MAC_VER_28)) && - (ocp_read(tp, 0x0f, 0x0010) & 0x00008000)) { + (tp->mac_version == RTL_GIGA_MAC_VER_28) || + (tp->mac_version == RTL_GIGA_MAC_VER_31)) && + r8168dp_check_dash(tp)) { return; } @@ -2964,6 +2997,7 @@ static void r8168_pll_power_up(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_26: case RTL_GIGA_MAC_VER_27: case RTL_GIGA_MAC_VER_28: + case RTL_GIGA_MAC_VER_31: RTL_W8(PMCH, RTL_R8(PMCH) | 0x80); break; } @@ -3018,6 +3052,7 @@ static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_26: case RTL_GIGA_MAC_VER_27: case RTL_GIGA_MAC_VER_28: + case RTL_GIGA_MAC_VER_31: ops->down = r8168_pll_power_down; ops->up = r8168_pll_power_up; break; @@ -3250,7 +3285,8 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) (u32)(RTL_R32(TxConfig) & 0x9cf0f8ff), dev->irq); if ((tp->mac_version == RTL_GIGA_MAC_VER_27) || - (tp->mac_version == RTL_GIGA_MAC_VER_28)) { + (tp->mac_version == RTL_GIGA_MAC_VER_28) || + (tp->mac_version == RTL_GIGA_MAC_VER_31)) { rtl8168_driver_start(tp); } @@ -3283,7 +3319,8 @@ static void __devexit rtl8169_remove_one(struct pci_dev *pdev) struct rtl8169_private *tp = netdev_priv(dev); if ((tp->mac_version == RTL_GIGA_MAC_VER_27) || - (tp->mac_version == RTL_GIGA_MAC_VER_28)) { + (tp->mac_version == RTL_GIGA_MAC_VER_28) || + (tp->mac_version == RTL_GIGA_MAC_VER_31)) { rtl8168_driver_stop(tp); } @@ -3383,7 +3420,8 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp) rtl8169_irq_mask_and_ack(ioaddr); if (tp->mac_version == RTL_GIGA_MAC_VER_27 || - tp->mac_version == RTL_GIGA_MAC_VER_28) { + tp->mac_version == RTL_GIGA_MAC_VER_28 || + tp->mac_version == RTL_GIGA_MAC_VER_31) { while (RTL_R8(TxPoll) & NPQ) udelay(20); @@ -3780,6 +3818,17 @@ static void rtl_hw_start_8168d(void __iomem *ioaddr, struct pci_dev *pdev) RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); } +static void rtl_hw_start_8168dp(void __iomem *ioaddr, struct pci_dev *pdev) +{ + rtl_csi_access_enable_1(ioaddr); + + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + + RTL_W8(MaxTxPacketSize, TxPacketMax); + + rtl_disable_clock_request(pdev); +} + static void rtl_hw_start_8168d_4(void __iomem *ioaddr, struct pci_dev *pdev) { static const struct ephy_info e_info_8168d_4[] = { @@ -3843,55 +3892,59 @@ static void rtl_hw_start_8168(struct net_device *dev) switch (tp->mac_version) { case RTL_GIGA_MAC_VER_11: rtl_hw_start_8168bb(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_12: case RTL_GIGA_MAC_VER_17: rtl_hw_start_8168bef(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_18: rtl_hw_start_8168cp_1(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_19: rtl_hw_start_8168c_1(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_20: rtl_hw_start_8168c_2(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_21: rtl_hw_start_8168c_3(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_22: rtl_hw_start_8168c_4(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_23: rtl_hw_start_8168cp_2(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_24: rtl_hw_start_8168cp_3(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_25: case RTL_GIGA_MAC_VER_26: case RTL_GIGA_MAC_VER_27: rtl_hw_start_8168d(ioaddr, pdev); - break; + break; case RTL_GIGA_MAC_VER_28: rtl_hw_start_8168d_4(ioaddr, pdev); - break; + break; + case RTL_GIGA_MAC_VER_31: + rtl_hw_start_8168dp(ioaddr, pdev); + break; + default: printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n", dev->name, tp->mac_version); - break; + break; } RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); @@ -4756,6 +4809,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) case RTL_GIGA_MAC_VER_24: case RTL_GIGA_MAC_VER_27: case RTL_GIGA_MAC_VER_28: + case RTL_GIGA_MAC_VER_31: /* Experimental science. Pktgen proof. */ case RTL_GIGA_MAC_VER_12: case RTL_GIGA_MAC_VER_25: -- 2.20.1