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提交 b185af00 编写于 作者: D David S. Miller
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Merge branch 'davem.r8169' of git://violet.fr.zoreil.com/romieu/linux 

Revert two power saving r8169 changes to fix some regressions
reported.
Reported-by: NJörg Otte <jrg.otte@gmail.com>
Tested-by: NJörg Otte <jrg.otte@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 836dc9e3 4521e1a9
隐藏空白更改
内联 并排
Showing with 19 addition and 67 deletion
drivers/net/ethernet/realtek/r8169.c
浏览文件 @ b185af00
......@@ -450,7 +450,6 @@ enum rtl8168_registers {
#define PWM_EN (1 << 22)
#define RXDV_GATED_EN (1 << 19)
#define EARLY_TALLY_EN (1 << 16)
#define FORCE_CLK (1 << 15) /* force clock request */
};
enum rtl_register_content {
......@@ -514,7 +513,6 @@ enum rtl_register_content {
PMEnable = (1 << 0), /* Power Management Enable */
/* Config2 register p. 25 */
ClkReqEn = (1 << 7), /* Clock Request Enable */
MSIEnable = (1 << 5), /* 8169 only. Reserved in the 8168. */
PCI_Clock_66MHz = 0x01,
PCI_Clock_33MHz = 0x00,
......@@ -535,7 +533,6 @@ enum rtl_register_content {
Spi_en = (1 << 3),
LanWake = (1 << 1), /* LanWake enable/disable */
PMEStatus = (1 << 0), /* PME status can be reset by PCI RST# */
ASPM_en = (1 << 0), /* ASPM enable */
/* TBICSR p.28 */
TBIReset = 0x80000000,
......@@ -684,7 +681,6 @@ enum features {
RTL_FEATURE_WOL = (1 << 0),
RTL_FEATURE_MSI = (1 << 1),
RTL_FEATURE_GMII = (1 << 2),
RTL_FEATURE_FW_LOADED = (1 << 3),
};
struct rtl8169_counters {
......@@ -2389,10 +2385,8 @@ static void rtl_apply_firmware(struct rtl8169_private *tp)
struct rtl_fw *rtl_fw = tp->rtl_fw;
/* TODO: release firmware once rtl_phy_write_fw signals failures. */
if (!IS_ERR_OR_NULL(rtl_fw)) {
if (!IS_ERR_OR_NULL(rtl_fw))
rtl_phy_write_fw(tp, rtl_fw);
tp->features |= RTL_FEATURE_FW_LOADED;
}
}
static void rtl_apply_firmware_cond(struct rtl8169_private *tp, u8 reg, u16 val)
......@@ -2403,31 +2397,6 @@ static void rtl_apply_firmware_cond(struct rtl8169_private *tp, u8 reg, u16 val)
rtl_apply_firmware(tp);
}
static void r810x_aldps_disable(struct rtl8169_private *tp)
{
rtl_writephy(tp, 0x1f, 0x0000);
rtl_writephy(tp, 0x18, 0x0310);
msleep(100);
}
static void r810x_aldps_enable(struct rtl8169_private *tp)
{
if (!(tp->features & RTL_FEATURE_FW_LOADED))
return;
rtl_writephy(tp, 0x1f, 0x0000);
rtl_writephy(tp, 0x18, 0x8310);
}
static void r8168_aldps_enable_1(struct rtl8169_private *tp)
{
if (!(tp->features & RTL_FEATURE_FW_LOADED))
return;
rtl_writephy(tp, 0x1f, 0x0000);
rtl_w1w0_phy(tp, 0x15, 0x1000, 0x0000);
}
static void rtl8169s_hw_phy_config(struct rtl8169_private *tp)
{
static const struct phy_reg phy_reg_init[] = {
......@@ -3218,8 +3187,6 @@ static void rtl8168e_2_hw_phy_config(struct rtl8169_private *tp)
rtl_w1w0_phy(tp, 0x10, 0x0000, 0x0400);
rtl_writephy(tp, 0x1f, 0x0000);
r8168_aldps_enable_1(tp);
/* Broken BIOS workaround: feed GigaMAC registers with MAC address. */
rtl_rar_exgmac_set(tp, tp->dev->dev_addr);
}
......@@ -3294,8 +3261,6 @@ static void rtl8168f_1_hw_phy_config(struct rtl8169_private *tp)
rtl_writephy(tp, 0x05, 0x8b85);
rtl_w1w0_phy(tp, 0x06, 0x4000, 0x0000);
rtl_writephy(tp, 0x1f, 0x0000);
r8168_aldps_enable_1(tp);
}
static void rtl8168f_2_hw_phy_config(struct rtl8169_private *tp)
......@@ -3303,8 +3268,6 @@ static void rtl8168f_2_hw_phy_config(struct rtl8169_private *tp)
rtl_apply_firmware(tp);
rtl8168f_hw_phy_config(tp);
r8168_aldps_enable_1(tp);
}
static void rtl8411_hw_phy_config(struct rtl8169_private *tp)
......@@ -3402,8 +3365,6 @@ static void rtl8411_hw_phy_config(struct rtl8169_private *tp)
rtl_w1w0_phy(tp, 0x19, 0x0000, 0x0001);
rtl_w1w0_phy(tp, 0x10, 0x0000, 0x0400);
rtl_writephy(tp, 0x1f, 0x0000);
r8168_aldps_enable_1(tp);
}
static void rtl8168g_1_hw_phy_config(struct rtl8169_private *tp)
......@@ -3489,19 +3450,21 @@ static void rtl8105e_hw_phy_config(struct rtl8169_private *tp)
};
/* Disable ALDPS before ram code */
r810x_aldps_disable(tp);
rtl_writephy(tp, 0x1f, 0x0000);
rtl_writephy(tp, 0x18, 0x0310);
msleep(100);
rtl_apply_firmware(tp);
rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
r810x_aldps_enable(tp);
}
static void rtl8402_hw_phy_config(struct rtl8169_private *tp)
{
/* Disable ALDPS before setting firmware */
r810x_aldps_disable(tp);
rtl_writephy(tp, 0x1f, 0x0000);
rtl_writephy(tp, 0x18, 0x0310);
msleep(20);
rtl_apply_firmware(tp);
......@@ -3511,8 +3474,6 @@ static void rtl8402_hw_phy_config(struct rtl8169_private *tp)
rtl_writephy(tp, 0x10, 0x401f);
rtl_writephy(tp, 0x19, 0x7030);
rtl_writephy(tp, 0x1f, 0x0000);
r810x_aldps_enable(tp);
}
static void rtl8106e_hw_phy_config(struct rtl8169_private *tp)
......@@ -3525,7 +3486,9 @@ static void rtl8106e_hw_phy_config(struct rtl8169_private *tp)
};
/* Disable ALDPS before ram code */
r810x_aldps_disable(tp);
rtl_writephy(tp, 0x1f, 0x0000);
rtl_writephy(tp, 0x18, 0x0310);
msleep(100);
rtl_apply_firmware(tp);
......@@ -3533,8 +3496,6 @@ static void rtl8106e_hw_phy_config(struct rtl8169_private *tp)
rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init));
rtl_eri_write(tp, 0x1d0, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC);
r810x_aldps_enable(tp);
}
static void rtl_hw_phy_config(struct net_device *dev)
......@@ -5051,6 +5012,8 @@ static void rtl_hw_start_8168e_2(struct rtl8169_private *tp)
RTL_W8(MaxTxPacketSize, EarlySize);
rtl_disable_clock_request(pdev);
RTL_W32(TxConfig, RTL_R32(TxConfig) | TXCFG_AUTO_FIFO);
RTL_W8(MCU, RTL_R8(MCU) & ~NOW_IS_OOB);
......@@ -5059,8 +5022,7 @@ static void rtl_hw_start_8168e_2(struct rtl8169_private *tp)
RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN);
RTL_W32(MISC, RTL_R32(MISC) | PWM_EN);
RTL_W8(Config5, (RTL_R8(Config5) & ~Spi_en) | ASPM_en);
RTL_W8(Config2, RTL_R8(Config2) | ClkReqEn);
RTL_W8(Config5, RTL_R8(Config5) & ~Spi_en);
}
static void rtl_hw_start_8168f(struct rtl8169_private *tp)
......@@ -5085,12 +5047,13 @@ static void rtl_hw_start_8168f(struct rtl8169_private *tp)
RTL_W8(MaxTxPacketSize, EarlySize);
rtl_disable_clock_request(pdev);
RTL_W32(TxConfig, RTL_R32(TxConfig) | TXCFG_AUTO_FIFO);
RTL_W8(MCU, RTL_R8(MCU) & ~NOW_IS_OOB);
RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN);
RTL_W32(MISC, RTL_R32(MISC) | PWM_EN | FORCE_CLK);
RTL_W8(Config5, (RTL_R8(Config5) & ~Spi_en) | ASPM_en);
RTL_W8(Config2, RTL_R8(Config2) | ClkReqEn);
RTL_W32(MISC, RTL_R32(MISC) | PWM_EN);
RTL_W8(Config5, RTL_R8(Config5) & ~Spi_en);
}
static void rtl_hw_start_8168f_1(struct rtl8169_private *tp)
......@@ -5147,10 +5110,8 @@ static void rtl_hw_start_8168g_1(struct rtl8169_private *tp)
rtl_w1w0_eri(tp, 0xdc, ERIAR_MASK_0001, 0x01, 0x00, ERIAR_EXGMAC);
RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
RTL_W32(MISC, (RTL_R32(MISC) | FORCE_CLK) & ~RXDV_GATED_EN);
RTL_W32(MISC, RTL_R32(MISC) & ~RXDV_GATED_EN);
RTL_W8(MaxTxPacketSize, EarlySize);
RTL_W8(Config5, RTL_R8(Config5) | ASPM_en);
RTL_W8(Config2, RTL_R8(Config2) | ClkReqEn);
rtl_eri_write(tp, 0xc0, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC);
rtl_eri_write(tp, 0xb8, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC);
......@@ -5366,9 +5327,6 @@ static void rtl_hw_start_8105e_1(struct rtl8169_private *tp)
RTL_W8(MCU, RTL_R8(MCU) | EN_NDP | EN_OOB_RESET);
RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN);
RTL_W8(Config5, RTL_R8(Config5) | ASPM_en);
RTL_W8(Config2, RTL_R8(Config2) | ClkReqEn);
RTL_W32(MISC, RTL_R32(MISC) | FORCE_CLK);
rtl_ephy_init(tp, e_info_8105e_1, ARRAY_SIZE(e_info_8105e_1));
}
......@@ -5394,9 +5352,6 @@ static void rtl_hw_start_8402(struct rtl8169_private *tp)
RTL_W32(TxConfig, RTL_R32(TxConfig) | TXCFG_AUTO_FIFO);
RTL_W8(MCU, RTL_R8(MCU) & ~NOW_IS_OOB);
RTL_W8(Config5, RTL_R8(Config5) | ASPM_en);
RTL_W8(Config2, RTL_R8(Config2) | ClkReqEn);
RTL_W32(MISC, RTL_R32(MISC) | FORCE_CLK);
rtl_ephy_init(tp, e_info_8402, ARRAY_SIZE(e_info_8402));
......@@ -5418,10 +5373,7 @@ static void rtl_hw_start_8106(struct rtl8169_private *tp)
/* Force LAN exit from ASPM if Rx/Tx are not idle */
RTL_W32(FuncEvent, RTL_R32(FuncEvent) | 0x002800);
RTL_W32(MISC,
(RTL_R32(MISC) | DISABLE_LAN_EN | FORCE_CLK) & ~EARLY_TALLY_EN);
RTL_W8(Config5, RTL_R8(Config5) | ASPM_en);
RTL_W8(Config2, RTL_R8(Config2) | ClkReqEn);
RTL_W32(MISC, (RTL_R32(MISC) | DISABLE_LAN_EN) & ~EARLY_TALLY_EN);
RTL_W8(MCU, RTL_R8(MCU) | EN_NDP | EN_OOB_RESET);
RTL_W8(DLLPR, RTL_R8(DLLPR) & ~PFM_EN);
}
......
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