diff options
| -rw-r--r-- | drivers/net/ethernet/realtek/r8169_main.c | 180 |
1 files changed, 90 insertions, 90 deletions
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index a569abe7f5ef..c9abc7ccbb6f 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -746,6 +746,70 @@ static const struct rtl_cond name = { \ \ static bool name ## _check(struct rtl8169_private *tp) +static void r8168fp_adjust_ocp_cmd(struct rtl8169_private *tp, u32 *cmd, int type) +{ + /* based on RTL8168FP_OOBMAC_BASE in vendor driver */ + if (tp->mac_version == RTL_GIGA_MAC_VER_52 && type == ERIAR_OOB) + *cmd |= 0x7f0 << 18; +} + +DECLARE_RTL_COND(rtl_eriar_cond) +{ + return RTL_R32(tp, ERIAR) & ERIAR_FLAG; +} + +static void _rtl_eri_write(struct rtl8169_private *tp, int addr, u32 mask, + u32 val, int type) +{ + u32 cmd = ERIAR_WRITE_CMD | type | mask | addr; + + BUG_ON((addr & 3) || (mask == 0)); + RTL_W32(tp, ERIDR, val); + r8168fp_adjust_ocp_cmd(tp, &cmd, type); + RTL_W32(tp, ERIAR, cmd); + + rtl_loop_wait_low(tp, &rtl_eriar_cond, 100, 100); +} + +static void rtl_eri_write(struct rtl8169_private *tp, int addr, u32 mask, + u32 val) +{ + _rtl_eri_write(tp, addr, mask, val, ERIAR_EXGMAC); +} + +static u32 _rtl_eri_read(struct rtl8169_private *tp, int addr, int type) +{ + u32 cmd = ERIAR_READ_CMD | type | ERIAR_MASK_1111 | addr; + + r8168fp_adjust_ocp_cmd(tp, &cmd, type); + RTL_W32(tp, ERIAR, cmd); + + return rtl_loop_wait_high(tp, &rtl_eriar_cond, 100, 100) ? + RTL_R32(tp, ERIDR) : ~0; +} + +static u32 rtl_eri_read(struct rtl8169_private *tp, int addr) +{ + return _rtl_eri_read(tp, addr, ERIAR_EXGMAC); +} + +static void rtl_w0w1_eri(struct rtl8169_private *tp, int addr, u32 p, u32 m) +{ + u32 val = rtl_eri_read(tp, addr); + + rtl_eri_write(tp, addr, ERIAR_MASK_1111, (val & ~m) | p); +} + +static void rtl_eri_set_bits(struct rtl8169_private *tp, int addr, u32 p) +{ + rtl_w0w1_eri(tp, addr, p, 0); +} + +static void rtl_eri_clear_bits(struct rtl8169_private *tp, int addr, u32 m) +{ + rtl_w0w1_eri(tp, addr, 0, m); +} + static bool rtl_ocp_reg_failure(struct rtl8169_private *tp, u32 reg) { if (reg & 0xffff0001) { @@ -808,6 +872,25 @@ static void r8168_mac_ocp_modify(struct rtl8169_private *tp, u32 reg, u16 mask, r8168_mac_ocp_write(tp, reg, (data & ~mask) | set); } +/* Work around a hw issue with RTL8168g PHY, the quirk disables + * PHY MCU interrupts before PHY power-down. + */ +static void rtl8168g_phy_suspend_quirk(struct rtl8169_private *tp, int value) +{ + switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_40: + case RTL_GIGA_MAC_VER_41: + case RTL_GIGA_MAC_VER_49: + if (value & BMCR_RESET || !(value & BMCR_PDOWN)) + rtl_eri_set_bits(tp, 0x1a8, 0xfc000000); + else + rtl_eri_clear_bits(tp, 0x1a8, 0xfc000000); + break; + default: + break; + } +}; + static void r8168g_mdio_write(struct rtl8169_private *tp, int reg, int value) { if (reg == 0x1f) { @@ -818,6 +901,9 @@ static void r8168g_mdio_write(struct rtl8169_private *tp, int reg, int value) if (tp->ocp_base != OCP_STD_PHY_BASE) reg -= 0x10; + if (tp->ocp_base == OCP_STD_PHY_BASE && reg == MII_BMCR) + rtl8168g_phy_suspend_quirk(tp, value); + r8168_phy_ocp_write(tp, tp->ocp_base + reg * 2, value); } @@ -1009,70 +1095,6 @@ static u16 rtl_ephy_read(struct rtl8169_private *tp, int reg_addr) RTL_R32(tp, EPHYAR) & EPHYAR_DATA_MASK : ~0; } -static void r8168fp_adjust_ocp_cmd(struct rtl8169_private *tp, u32 *cmd, int type) -{ - /* based on RTL8168FP_OOBMAC_BASE in vendor driver */ - if (tp->mac_version == RTL_GIGA_MAC_VER_52 && type == ERIAR_OOB) - *cmd |= 0x7f0 << 18; -} - -DECLARE_RTL_COND(rtl_eriar_cond) -{ - return RTL_R32(tp, ERIAR) & ERIAR_FLAG; -} - -static void _rtl_eri_write(struct rtl8169_private *tp, int addr, u32 mask, - u32 val, int type) -{ - u32 cmd = ERIAR_WRITE_CMD | type | mask | addr; - - BUG_ON((addr & 3) || (mask == 0)); - RTL_W32(tp, ERIDR, val); - r8168fp_adjust_ocp_cmd(tp, &cmd, type); - RTL_W32(tp, ERIAR, cmd); - - rtl_loop_wait_low(tp, &rtl_eriar_cond, 100, 100); -} - -static void rtl_eri_write(struct rtl8169_private *tp, int addr, u32 mask, - u32 val) -{ - _rtl_eri_write(tp, addr, mask, val, ERIAR_EXGMAC); -} - -static u32 _rtl_eri_read(struct rtl8169_private *tp, int addr, int type) -{ - u32 cmd = ERIAR_READ_CMD | type | ERIAR_MASK_1111 | addr; - - r8168fp_adjust_ocp_cmd(tp, &cmd, type); - RTL_W32(tp, ERIAR, cmd); - - return rtl_loop_wait_high(tp, &rtl_eriar_cond, 100, 100) ? - RTL_R32(tp, ERIDR) : ~0; -} - -static u32 rtl_eri_read(struct rtl8169_private *tp, int addr) -{ - return _rtl_eri_read(tp, addr, ERIAR_EXGMAC); -} - -static void rtl_w0w1_eri(struct rtl8169_private *tp, int addr, u32 p, u32 m) -{ - u32 val = rtl_eri_read(tp, addr); - - rtl_eri_write(tp, addr, ERIAR_MASK_1111, (val & ~m) | p); -} - -static void rtl_eri_set_bits(struct rtl8169_private *tp, int addr, u32 p) -{ - rtl_w0w1_eri(tp, addr, p, 0); -} - -static void rtl_eri_clear_bits(struct rtl8169_private *tp, int addr, u32 m) -{ - rtl_w0w1_eri(tp, addr, 0, m); -} - static u32 r8168dp_ocp_read(struct rtl8169_private *tp, u16 reg) { RTL_W32(tp, OCPAR, 0x0fu << 12 | (reg & 0x0fff)); @@ -2210,20 +2232,8 @@ static void rtl_pll_power_down(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26: case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33: case RTL_GIGA_MAC_VER_37: - case RTL_GIGA_MAC_VER_39: - case RTL_GIGA_MAC_VER_43: - case RTL_GIGA_MAC_VER_44: - case RTL_GIGA_MAC_VER_45: - case RTL_GIGA_MAC_VER_46: - case RTL_GIGA_MAC_VER_47: - case RTL_GIGA_MAC_VER_48: - case RTL_GIGA_MAC_VER_50 ... RTL_GIGA_MAC_VER_63: - RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) & ~0x80); - break; - case RTL_GIGA_MAC_VER_40: - case RTL_GIGA_MAC_VER_41: - case RTL_GIGA_MAC_VER_49: - rtl_eri_clear_bits(tp, 0x1a8, 0xfc000000); + case RTL_GIGA_MAC_VER_39 ... RTL_GIGA_MAC_VER_41: + case RTL_GIGA_MAC_VER_43 ... RTL_GIGA_MAC_VER_63: RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) & ~0x80); break; default: @@ -2241,19 +2251,9 @@ static void rtl_pll_power_up(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_43: RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) | 0x80); break; - case RTL_GIGA_MAC_VER_44: - case RTL_GIGA_MAC_VER_45: - case RTL_GIGA_MAC_VER_46: - case RTL_GIGA_MAC_VER_47: - case RTL_GIGA_MAC_VER_48: - case RTL_GIGA_MAC_VER_50 ... RTL_GIGA_MAC_VER_63: - RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) | 0xc0); - break; - case RTL_GIGA_MAC_VER_40: - case RTL_GIGA_MAC_VER_41: - case RTL_GIGA_MAC_VER_49: + case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_41: + case RTL_GIGA_MAC_VER_44 ... RTL_GIGA_MAC_VER_63: RTL_W8(tp, PMCH, RTL_R8(tp, PMCH) | 0xc0); - rtl_eri_set_bits(tp, 0x1a8, 0xfc000000); break; default: break; |