Signed-off-by: Howard Wang <howard_w...@realsil.com.cn>
---
drivers/net/r8169/r8169_base.h | 5 +-
drivers/net/r8169/r8169_ethdev.c | 278 ++++++++++++++++++++++++++++++-
drivers/net/r8169/r8169_ethdev.h | 3 +
drivers/net/r8169/r8169_hw.c | 8 +-
drivers/net/r8169/r8169_hw.h | 3 +
drivers/net/r8169/r8169_phy.c | 121 ++++++++++++++
drivers/net/r8169/r8169_phy.h | 3 +
7 files changed, 412 insertions(+), 9 deletions(-)
diff --git a/drivers/net/r8169/r8169_base.h b/drivers/net/r8169/r8169_base.h
index 2a09717ff7..b6ca987e4a 100644
--- a/drivers/net/r8169/r8169_base.h
+++ b/drivers/net/r8169/r8169_base.h
@@ -380,6 +380,7 @@ enum RTL_register_content {
/* PHY status */
PowerSaveStatus = 0x80,
+ _5000bpsF = 0x1000,
_2500bpsF = 0x400,
TxFlowCtrl = 0x40,
RxFlowCtrl = 0x20,
@@ -553,10 +554,6 @@ enum RTL_chipset_name {
#define ADVERTISE_5000_HALF 0x0100 /* NOT used, just FYI */
#define ADVERTISE_5000_FULL 0x0200
-#define RTL8126_ALL_SPEED_DUPLEX (ADVERTISE_10_HALF | ADVERTISE_10_FULL | \
- ADVERTISE_100_HALF | ADVERTISE_100_FULL | ADVERTISE_1000_FULL | \
- ADVERTISE_2500_FULL | ADVERTISE_5000_FULL)
-
#define MAC_ADDR_LEN RTE_ETHER_ADDR_LEN
static inline u32
diff --git a/drivers/net/r8169/r8169_ethdev.c b/drivers/net/r8169/r8169_ethdev.c
index dbc69584a8..b2fa6326e9 100644
--- a/drivers/net/r8169/r8169_ethdev.c
+++ b/drivers/net/r8169/r8169_ethdev.c
@@ -35,6 +35,9 @@ static int rtl_dev_start(struct rte_eth_dev *dev);
static int rtl_dev_stop(struct rte_eth_dev *dev);
static int rtl_dev_reset(struct rte_eth_dev *dev);
static int rtl_dev_close(struct rte_eth_dev *dev);
+static int rtl_dev_link_update(struct rte_eth_dev *dev, int wait __rte_unused);
+static int rtl_dev_set_link_up(struct rte_eth_dev *dev);
+static int rtl_dev_set_link_down(struct rte_eth_dev *dev);
/*
* The set of PCI devices this driver supports
@@ -53,6 +56,10 @@ static const struct eth_dev_ops rtl_eth_dev_ops = {
.dev_stop = rtl_dev_stop,
.dev_close = rtl_dev_close,
.dev_reset = rtl_dev_reset,
+ .dev_set_link_up = rtl_dev_set_link_up,
+ .dev_set_link_down = rtl_dev_set_link_down,
+
+ .link_update = rtl_dev_link_update,
};
static int
@@ -61,6 +68,118 @@ rtl_dev_configure(struct rte_eth_dev *dev __rte_unused)
return 0;
}
+static void
+rtl_disable_intr(struct rtl_hw *hw)
+{
+ PMD_INIT_FUNC_TRACE();
+ RTL_W32(hw, IMR0_8125, 0x0000);
+ RTL_W32(hw, ISR0_8125, RTL_R32(hw, ISR0_8125));
+}
+
+static void
+rtl_enable_intr(struct rtl_hw *hw)
+{
+ PMD_INIT_FUNC_TRACE();
+ RTL_W32(hw, IMR0_8125, LinkChg);
+}
+
+static int
+_rtl_setup_link(struct rte_eth_dev *dev)
+{
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+ u64 adv = 0;
+ u32 *link_speeds = &dev->data->dev_conf.link_speeds;
+
+ /* Setup link speed and duplex */
+ if (*link_speeds == RTE_ETH_LINK_SPEED_AUTONEG)
+ rtl_set_link_option(hw, AUTONEG_ENABLE, SPEED_5000,
DUPLEX_FULL, rtl_fc_full);
+ else if (*link_speeds != 0) {
+ if (*link_speeds & ~(RTE_ETH_LINK_SPEED_10M_HD |
RTE_ETH_LINK_SPEED_10M |
+ RTE_ETH_LINK_SPEED_100M_HD |
RTE_ETH_LINK_SPEED_100M |
+ RTE_ETH_LINK_SPEED_1G |
RTE_ETH_LINK_SPEED_2_5G |
+ RTE_ETH_LINK_SPEED_5G |
RTE_ETH_LINK_SPEED_FIXED))
+ goto error_invalid_config;
+
+ if (*link_speeds & RTE_ETH_LINK_SPEED_10M_HD) {
+ hw->speed = SPEED_10;
+ hw->duplex = DUPLEX_HALF;
+ adv |= ADVERTISE_10_HALF;
+ }
+ if (*link_speeds & RTE_ETH_LINK_SPEED_10M) {
+ hw->speed = SPEED_10;
+ hw->duplex = DUPLEX_FULL;
+ adv |= ADVERTISE_10_FULL;
+ }
+ if (*link_speeds & RTE_ETH_LINK_SPEED_100M_HD) {
+ hw->speed = SPEED_100;
+ hw->duplex = DUPLEX_HALF;
+ adv |= ADVERTISE_100_HALF;
+ }
+ if (*link_speeds & RTE_ETH_LINK_SPEED_100M) {
+ hw->speed = SPEED_100;
+ hw->duplex = DUPLEX_FULL;
+ adv |= ADVERTISE_100_FULL;
+ }
+ if (*link_speeds & RTE_ETH_LINK_SPEED_1G) {
+ hw->speed = SPEED_1000;
+ hw->duplex = DUPLEX_FULL;
+ adv |= ADVERTISE_1000_FULL;
+ }
+ if (*link_speeds & RTE_ETH_LINK_SPEED_2_5G) {
+ hw->speed = SPEED_2500;
+ hw->duplex = DUPLEX_FULL;
+ adv |= ADVERTISE_2500_FULL;
+ }
+ if (*link_speeds & RTE_ETH_LINK_SPEED_5G) {
+ hw->speed = SPEED_5000;
+ hw->duplex = DUPLEX_FULL;
+ adv |= ADVERTISE_5000_FULL;
+ }
+
+ hw->autoneg = AUTONEG_ENABLE;
+ hw->advertising = adv;
+ }
+
+ rtl_set_speed(hw);
+
+ return 0;
+
+error_invalid_config:
+ PMD_INIT_LOG(ERR, "Invalid advertised speeds (%u) for port %u",
+ dev->data->dev_conf.link_speeds, dev->data->port_id);
+ return -EINVAL;
+}
+
+static int
+rtl_setup_link(struct rte_eth_dev *dev)
+{
+#ifdef RTE_EXEC_ENV_FREEBSD
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+ struct rte_eth_link link;
+ int count;
+#endif
+
+ _rtl_setup_link(dev);
+
+#ifdef RTE_EXEC_ENV_FREEBSD
+ for (count = 0; count < R8169_LINK_CHECK_TIMEOUT; count++) {
+ if (!(RTL_R16(hw, PHYstatus) & LinkStatus)) {
+ rte_delay_ms(R8169_LINK_CHECK_INTERVAL);
+ continue;
+ }
+
+ rtl_dev_link_update(dev, 0);
+
+ rte_eth_linkstatus_get(dev, &link);
+
+ return 0;
+ }
+#endif
+ return 0;
+}
+
/*
* Configure device link speed and setup link.
* It returns 0 on success.
@@ -70,8 +189,13 @@ rtl_dev_start(struct rte_eth_dev *dev)
{
struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
struct rtl_hw *hw = &adapter->hw;
+ struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
+ struct rte_intr_handle *intr_handle = pci_dev->intr_handle;
int err;
+ /* Disable uio/vfio intr/eventfd mapping */
+ rte_intr_disable(intr_handle);
+
rtl_powerup_pll(hw);
rtl_hw_ephy_config(hw);
@@ -90,6 +214,14 @@ rtl_dev_start(struct rte_eth_dev *dev)
goto error;
}
+ /* Enable uio/vfio intr/eventfd mapping */
+ rte_intr_enable(intr_handle);
+
+ /* Resume enabled intr since hw reset */
+ rtl_enable_intr(hw);
+
+ rtl_setup_link(dev);
+
rtl_mdio_write(hw, 0x1F, 0x0000);
hw->adapter_stopped = 0;
@@ -107,10 +239,13 @@ rtl_dev_stop(struct rte_eth_dev *dev)
{
struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
struct rtl_hw *hw = &adapter->hw;
+ struct rte_eth_link link;
if (hw->adapter_stopped)
return 0;
+ rtl_disable_intr(hw);
+
rtl_nic_reset(hw);
switch (hw->mcfg) {
@@ -122,21 +257,140 @@ rtl_dev_stop(struct rte_eth_dev *dev)
rtl_powerdown_pll(hw);
+ /* Clear the recorded link status */
+ memset(&link, 0, sizeof(link));
+ rte_eth_linkstatus_set(dev, &link);
+
hw->adapter_stopped = 1;
dev->data->dev_started = 0;
return 0;
}
+static int
+rtl_dev_set_link_up(struct rte_eth_dev *dev)
+{
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+
+ rtl_powerup_pll(hw);
+
+ return 0;
+}
+
+static int
+rtl_dev_set_link_down(struct rte_eth_dev *dev)
+{
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+
+ /* mcu pme intr masks */
+ switch (hw->mcfg) {
+ case CFG_METHOD_48 ... CFG_METHOD_57:
+ case CFG_METHOD_69 ... CFG_METHOD_71:
+ rtl_mac_ocp_write(hw, 0xE00A, hw->mcu_pme_setting & ~(BIT_11 |
BIT_14));
+ break;
+ }
+
+ rtl_powerdown_pll(hw);
+
+ return 0;
+}
+
+/* Return 0 means link status changed, -1 means not changed */
+static int
+rtl_dev_link_update(struct rte_eth_dev *dev, int wait __rte_unused)
+{
+ struct rte_eth_link link, old;
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+ u32 speed;
+ u16 status;
+
+ link.link_status = RTE_ETH_LINK_DOWN;
+ link.link_speed = 0;
+ link.link_duplex = RTE_ETH_LINK_FULL_DUPLEX;
+ link.link_autoneg = RTE_ETH_LINK_AUTONEG;
+
+ memset(&old, 0, sizeof(old));
+
+ /* Load old link status */
+ rte_eth_linkstatus_get(dev, &old);
+
+ /* Read current link status */
+ status = RTL_R16(hw, PHYstatus);
+
+ if (status & LinkStatus) {
+ link.link_status = RTE_ETH_LINK_UP;
+
+ if (status & FullDup) {
+ link.link_duplex = RTE_ETH_LINK_FULL_DUPLEX;
+ if (hw->mcfg == CFG_METHOD_2)
+ RTL_W32(hw, TxConfig, (RTL_R32(hw, TxConfig) |
+ (BIT_24 | BIT_25)) &
~BIT_19);
+
+ } else {
+ link.link_duplex = RTE_ETH_LINK_HALF_DUPLEX;
+ if (hw->mcfg == CFG_METHOD_2)
+ RTL_W32(hw, TxConfig, (RTL_R32(hw, TxConfig) |
BIT_25) &
+ ~(BIT_19 | BIT_24));
+ }
+
+ if (status & _5000bpsF)
+ speed = 5000;
+ else if (status & _2500bpsF)
+ speed = 2500;
+ else if (status & _1000bpsF)
+ speed = 1000;
+ else if (status & _100bps)
+ speed = 100;
+ else
+ speed = 10;
+
+ link.link_speed = speed;
+ }
+
+ if (link.link_status == old.link_status)
+ return -1;
+
+ rte_eth_linkstatus_set(dev, &link);
+
+ return 0;
+}
+
+static void
+rtl_dev_interrupt_handler(void *param)
+{
+ struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
+ struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
+ struct rtl_hw *hw = &adapter->hw;
+ uint32_t intr;
+
+ intr = RTL_R32(hw, ISR0_8125);
+
+ /* Clear all cause mask */
+ rtl_disable_intr(hw);
+
+ if (intr & LinkChg)
+ rtl_dev_link_update(dev, 0);
+ else
+ PMD_DRV_LOG(ERR, "r8169: interrupt unhandled.");
+
+ rtl_enable_intr(hw);
+}
+
/*
* Reset and stop device.
*/
static int
rtl_dev_close(struct rte_eth_dev *dev)
{
+ struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
+ struct rte_intr_handle *intr_handle = pci_dev->intr_handle;
struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
struct rtl_hw *hw = &adapter->hw;
- int ret_stp;
+ int retries = 0;
+ int ret_unreg, ret_stp;
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
return 0;
@@ -146,6 +400,20 @@ rtl_dev_close(struct rte_eth_dev *dev)
/* Reprogram the RAR[0] in case user changed it. */
rtl_rar_set(hw, hw->mac_addr);
+ /* Disable uio intr before callback unregister */
+ rte_intr_disable(intr_handle);
+
+ do {
+ ret_unreg = rte_intr_callback_unregister(intr_handle,
rtl_dev_interrupt_handler,
+ dev);
+ if (ret_unreg >= 0 || ret_unreg == -ENOENT)
+ break;
+ else if (ret_unreg != -EAGAIN)
+ PMD_DRV_LOG(ERR, "r8169: intr callback unregister
failed: %d", ret_unreg);
+
+ rte_delay_ms(100);
+ } while (retries++ < (10 + 90));
+
return ret_stp;
}
@@ -153,6 +421,7 @@ static int
rtl_dev_init(struct rte_eth_dev *dev)
{
struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
+ struct rte_intr_handle *intr_handle = pci_dev->intr_handle;
struct rtl_adapter *adapter = RTL_DEV_PRIVATE(dev);
struct rtl_hw *hw = &adapter->hw;
struct rte_ether_addr *perm_addr = (struct rte_ether_addr
*)hw->mac_addr;
@@ -175,6 +444,8 @@ rtl_dev_init(struct rte_eth_dev *dev)
if (rtl_set_hw_ops(hw))
return -ENOTSUP;
+ rtl_disable_intr(hw);
+
rtl_hw_initialize(hw);
/* Read the permanent MAC address out of ROM */
@@ -201,6 +472,11 @@ rtl_dev_init(struct rte_eth_dev *dev)
rtl_rar_set(hw, &perm_addr->addr_bytes[0]);
+ rte_intr_callback_register(intr_handle, rtl_dev_interrupt_handler, dev);
+
+ /* Enable uio/vfio intr/eventfd mapping */
+ rte_intr_enable(intr_handle);
+
return 0;
}
diff --git a/drivers/net/r8169/r8169_ethdev.h b/drivers/net/r8169/r8169_ethdev.h
index de90b33289..03012365ca 100644
--- a/drivers/net/r8169/r8169_ethdev.h
+++ b/drivers/net/r8169/r8169_ethdev.h
@@ -101,6 +101,9 @@ struct rtl_adapter {
#define RTL_DEV_PRIVATE(eth_dev) \
((struct rtl_adapter *)((eth_dev)->data->dev_private))
+#define R8169_LINK_CHECK_TIMEOUT 50 /* 10s */
+#define R8169_LINK_CHECK_INTERVAL 200 /* ms */
+
int rtl_rx_init(struct rte_eth_dev *dev);
int rtl_tx_init(struct rte_eth_dev *dev);
diff --git a/drivers/net/r8169/r8169_hw.c b/drivers/net/r8169/r8169_hw.c
index 30df672e87..3bb848714c 100644
--- a/drivers/net/r8169/r8169_hw.c
+++ b/drivers/net/r8169/r8169_hw.c
@@ -961,7 +961,7 @@ rtl_is_autoneg_mode_valid(u32 autoneg)
}
}
-static void
+void
rtl_set_link_option(struct rtl_hw *hw, u8 autoneg, u32 speed, u8 duplex,
enum rtl_fc_mode fc)
{
@@ -1091,13 +1091,13 @@ rtl_init_software_variable(struct rtl_hw *hw)
switch (hw->mcfg) {
case CFG_METHOD_48 ... CFG_METHOD_51:
case CFG_METHOD_54 ... CFG_METHOD_57:
- hw->HwSuppMaxPhyLinkSpeed = 2500;
+ hw->HwSuppMaxPhyLinkSpeed = SPEED_2500;
break;
case CFG_METHOD_69 ... CFG_METHOD_71:
- hw->HwSuppMaxPhyLinkSpeed = 5000;
+ hw->HwSuppMaxPhyLinkSpeed = SPEED_5000;
break;
default:
- hw->HwSuppMaxPhyLinkSpeed = 1000;
+ hw->HwSuppMaxPhyLinkSpeed = SPEED_1000;
break;
}
diff --git a/drivers/net/r8169/r8169_hw.h b/drivers/net/r8169/r8169_hw.h
index 874dfadd16..0094a5a4cb 100644
--- a/drivers/net/r8169/r8169_hw.h
+++ b/drivers/net/r8169/r8169_hw.h
@@ -51,6 +51,9 @@ int rtl_get_mac_address(struct rtl_hw *hw, struct
rte_ether_addr *ea);
void rtl_rar_set(struct rtl_hw *hw, uint8_t *addr);
+void rtl_set_link_option(struct rtl_hw *hw, u8 autoneg, u32 speed, u8 duplex,
+ enum rtl_fc_mode fc);
+
extern const struct rtl_hw_ops rtl8125a_ops;
extern const struct rtl_hw_ops rtl8125b_ops;
extern const struct rtl_hw_ops rtl8125bp_ops;
diff --git a/drivers/net/r8169/r8169_phy.c b/drivers/net/r8169/r8169_phy.c
index 4f12662536..0d8a6a2e5f 100644
--- a/drivers/net/r8169/r8169_phy.c
+++ b/drivers/net/r8169/r8169_phy.c
@@ -776,3 +776,124 @@ rtl_hw_phy_config(struct rtl_hw *hw)
rtl_disable_eee(hw);
}
+static void
+rtl_phy_restart_nway(struct rtl_hw *hw)
+{
+ if (rtl_is_in_phy_disable_mode(hw))
+ return;
+
+ rtl_mdio_write(hw, 0x1F, 0x0000);
+ rtl_mdio_write(hw, MII_BMCR, BMCR_ANENABLE | BMCR_ANRESTART);
+}
+
+static void
+rtl_phy_setup_force_mode(struct rtl_hw *hw, u32 speed, u8 duplex)
+{
+ u16 bmcr_true_force = 0;
+
+ if (rtl_is_in_phy_disable_mode(hw))
+ return;
+
+ if (speed == SPEED_10 && duplex == DUPLEX_HALF)
+ bmcr_true_force = BMCR_SPEED10;
+ else if (speed == SPEED_10 && duplex == DUPLEX_FULL)
+ bmcr_true_force = BMCR_SPEED10 | BMCR_FULLDPLX;
+ else if (speed == SPEED_100 && duplex == DUPLEX_HALF)
+ bmcr_true_force = BMCR_SPEED100;
+ else if (speed == SPEED_100 && duplex == DUPLEX_FULL)
+ bmcr_true_force = BMCR_SPEED100 | BMCR_FULLDPLX;
+ else
+ return;
+
+ rtl_mdio_write(hw, 0x1F, 0x0000);
+ rtl_mdio_write(hw, MII_BMCR, bmcr_true_force);
+}
+
+static int
+rtl_set_speed_xmii(struct rtl_hw *hw, u8 autoneg, u32 speed, u8 duplex, u32
adv)
+{
+ int auto_nego = 0;
+ int giga_ctrl = 0;
+ int ctrl_2500 = 0;
+ int rc = -EINVAL;
+
+ /* Disable giga lite */
+ rtl_clear_eth_phy_ocp_bit(hw, 0xA428, BIT_9);
+ rtl_clear_eth_phy_ocp_bit(hw, 0xA5EA, BIT_0);
+
+ if (HW_SUPP_PHY_LINK_SPEED_5000M(hw))
+ rtl_clear_eth_phy_ocp_bit(hw, 0xA5EA, BIT_1);
+
+ if (!rtl_is_speed_mode_valid(speed)) {
+ speed = hw->HwSuppMaxPhyLinkSpeed;
+ duplex = DUPLEX_FULL;
+ adv |= hw->advertising;
+ }
+
+ giga_ctrl = rtl_mdio_read(hw, MII_CTRL1000);
+ giga_ctrl &= ~(ADVERTISE_1000HALF | ADVERTISE_1000FULL);
+ ctrl_2500 = rtl_mdio_direct_read_phy_ocp(hw, 0xA5D4);
+ ctrl_2500 &= ~(RTK_ADVERTISE_2500FULL | RTK_ADVERTISE_5000FULL);
+
+ if (autoneg == AUTONEG_ENABLE) {
+ /* N-way force */
+ auto_nego = rtl_mdio_read(hw, MII_ADVERTISE);
+ auto_nego &= ~(ADVERTISE_10HALF | ADVERTISE_10FULL |
+ ADVERTISE_100HALF | ADVERTISE_100FULL |
+ ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
+
+ if (adv & ADVERTISE_10_HALF)
+ auto_nego |= ADVERTISE_10HALF;
+ if (adv & ADVERTISE_10_FULL)
+ auto_nego |= ADVERTISE_10FULL;
+ if (adv & ADVERTISE_100_HALF)
+ auto_nego |= ADVERTISE_100HALF;
+ if (adv & ADVERTISE_100_FULL)
+ auto_nego |= ADVERTISE_100FULL;
+ if (adv & ADVERTISE_1000_HALF)
+ giga_ctrl |= ADVERTISE_1000HALF;
+ if (adv & ADVERTISE_1000_FULL)
+ giga_ctrl |= ADVERTISE_1000FULL;
+ if (adv & ADVERTISE_2500_FULL)
+ ctrl_2500 |= RTK_ADVERTISE_2500FULL;
+ if (adv & ADVERTISE_5000_FULL)
+ ctrl_2500 |= RTK_ADVERTISE_5000FULL;
+
+ /* Flow control */
+ if (hw->fcpause == rtl_fc_full)
+ auto_nego |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
+
+ rtl_mdio_write(hw, 0x1f, 0x0000);
+ rtl_mdio_write(hw, MII_ADVERTISE, auto_nego);
+ rtl_mdio_write(hw, MII_CTRL1000, giga_ctrl);
+ rtl_mdio_direct_write_phy_ocp(hw, 0xA5D4, ctrl_2500);
+ rtl_phy_restart_nway(hw);
+ rte_delay_ms(20);
+ } else {
+ /* True force */
+ if (speed == SPEED_10 || speed == SPEED_100)
+ rtl_phy_setup_force_mode(hw, speed, duplex);
+ else
+ goto out;
+ }
+ hw->autoneg = autoneg;
+ hw->speed = speed;
+ hw->duplex = duplex;
+ hw->advertising = adv;
+
+ rc = 0;
+out:
+ return rc;
+}
+
+int
+rtl_set_speed(struct rtl_hw *hw)
+{
+ int ret;
+
+ ret = rtl_set_speed_xmii(hw, hw->autoneg, hw->speed, hw->duplex,
+ hw->advertising);
+
+ return ret;
+}
+
diff --git a/drivers/net/r8169/r8169_phy.h b/drivers/net/r8169/r8169_phy.h
index 54b2ec991f..81e5d548df 100644
--- a/drivers/net/r8169/r8169_phy.h
+++ b/drivers/net/r8169/r8169_phy.h
@@ -141,5 +141,8 @@ void rtl_powerdown_pll(struct rtl_hw *hw);
void rtl_hw_ephy_config(struct rtl_hw *hw);
void rtl_hw_phy_config(struct rtl_hw *hw);
+
+int rtl_set_speed(struct rtl_hw *hw);
+
#endif
--
2.34.1
