From: Howard Wang <howard_wang@realsil.com.cn>
To: <dev@dpdk.org>
Cc: <pro_nic_dpdk@realtek.com>, Howard Wang <howard_wang@realsil.com.cn>
Subject: [PATCH v2 7/8] net/r8169: add support for RTL8127ATF serdes interface
Date: Tue, 10 Jun 2025 15:40:36 +0800 [thread overview]
Message-ID: <20250610074037.5288-8-howard_wang@realsil.com.cn> (raw)
In-Reply-To: <20250610074037.5288-1-howard_wang@realsil.com.cn>
Signed-off-by: Howard Wang <howard_wang@realsil.com.cn>
---
drivers/net/r8169/meson.build | 1 +
drivers/net/r8169/r8169_ethdev.h | 3 +
drivers/net/r8169/r8169_fiber.c | 201 +++++++++++++++++++++++++++++++
drivers/net/r8169/r8169_fiber.h | 42 +++++++
drivers/net/r8169/r8169_hw.c | 93 +++++++++-----
drivers/net/r8169/r8169_hw.h | 2 +-
drivers/net/r8169/r8169_phy.c | 14 ++-
7 files changed, 324 insertions(+), 32 deletions(-)
create mode 100644 drivers/net/r8169/r8169_fiber.c
create mode 100644 drivers/net/r8169/r8169_fiber.h
diff --git a/drivers/net/r8169/meson.build b/drivers/net/r8169/meson.build
index e139452416..ed644059f5 100644
--- a/drivers/net/r8169/meson.build
+++ b/drivers/net/r8169/meson.build
@@ -7,6 +7,7 @@ sources = files(
'r8169_rxtx.c',
'r8169_phy.c',
'r8169_dash.c',
+ 'r8169_fiber.c',
'base/rtl8125a.c',
'base/rtl8125a_mcu.c',
'base/rtl8125b.c',
diff --git a/drivers/net/r8169/r8169_ethdev.h b/drivers/net/r8169/r8169_ethdev.h
index bc65ccf68a..84a233dfed 100644
--- a/drivers/net/r8169/r8169_ethdev.h
+++ b/drivers/net/r8169/r8169_ethdev.h
@@ -90,6 +90,9 @@ struct rtl_hw {
u8 AllowAccessDashOcp;
u8 HwPkgDet;
u8 HwSuppSerDesPhyVer;
+
+ /* Fiber */
+ u32 HwFiberModeVer;
};
struct rtl_sw_stats {
diff --git a/drivers/net/r8169/r8169_fiber.c b/drivers/net/r8169/r8169_fiber.c
new file mode 100644
index 0000000000..9108fa6bba
--- /dev/null
+++ b/drivers/net/r8169/r8169_fiber.c
@@ -0,0 +1,201 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2024 Realtek Corporation. All rights reserved
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include <stdint.h>
+
+#include <rte_ether.h>
+#include <ethdev_driver.h>
+
+#include "r8169_fiber.h"
+
+static bool
+rtl8127_wait_8127_sds_cmd_done(struct rtl_hw *hw)
+{
+ u32 timeout = 0;
+ u32 waitcount = 100;
+
+ do {
+ if (RTL_R16(hw, R8127_SDS_8127_CMD) & R8127_SDS_8127_CMD_IN)
+ rte_delay_us(1);
+ else
+ return true;
+ } while (++timeout < waitcount);
+
+ return false;
+}
+
+static u16
+rtl8127_sds_phy_read_8127(struct rtl_hw *hw, u16 index, u16 page, u16 reg)
+{
+ RTL_W16(hw, R8127_SDS_8127_ADDR,
+ R8127_MAKE_SDS_8127_ADDR(index, page, reg));
+ RTL_W16(hw, R8127_SDS_8127_CMD, R8127_SDS_8127_CMD_IN);
+
+ if (rtl8127_wait_8127_sds_cmd_done(hw))
+ return RTL_R16(hw, R8127_SDS_8127_DATA_OUT);
+ else
+ return 0xffff;
+}
+
+static void
+rtl8127_sds_phy_write_8127(struct rtl_hw *hw, u16 index, u16 page, u16 reg,
+ u16 val)
+{
+ RTL_W16(hw, R8127_SDS_8127_DATA_IN, val);
+ RTL_W16(hw, R8127_SDS_8127_ADDR,
+ R8127_MAKE_SDS_8127_ADDR(index, page, reg));
+ RTL_W16(hw, R8127_SDS_8127_CMD,
+ R8127_SDS_8127_CMD_IN | R8127_SDS_8127_WE_IN);
+
+ rtl8127_wait_8127_sds_cmd_done(hw);
+}
+
+static void
+rtl8127_clear_and_set_sds_phy_bit(struct rtl_hw *hw, u16 index, u16 page,
+ u16 addr, u16 clearmask, u16 setmask)
+{
+ u16 val;
+
+ val = rtl8127_sds_phy_read_8127(hw, index, page, addr);
+ val &= ~clearmask;
+ val |= setmask;
+ rtl8127_sds_phy_write_8127(hw, index, page, addr, val);
+}
+
+static void
+rtl8127_clear_sds_phy_bit(struct rtl_hw *hw, u16 index, u16 page,
+ u16 addr, u16 mask)
+{
+ rtl8127_clear_and_set_sds_phy_bit(hw, index, page, addr, mask, 0);
+}
+
+static void
+rtl8127_set_sds_phy_bit(struct rtl_hw *hw, u16 index, u16 page, u16 addr,
+ u16 mask)
+{
+ rtl8127_clear_and_set_sds_phy_bit(hw, index, page, addr, 0, mask);
+}
+
+static void
+rtl8127_sds_phy_reset_8127(struct rtl_hw *hw)
+{
+ RTL_W8(hw, 0x2350, RTL_R8(hw, 0x2350) & ~BIT_0);
+ rte_delay_us(1);
+
+ RTL_W16(hw, 0x233A, 0x801F);
+ RTL_W8(hw, 0x2350, RTL_R8(hw, 0x2350) | BIT_0);
+ rte_delay_us(10);
+}
+
+static void
+rtl8127_sds_phy_reset(struct rtl_hw *hw)
+{
+ switch (hw->HwFiberModeVer) {
+ case FIBER_MODE_RTL8127ATF:
+ rtl8127_sds_phy_reset_8127(hw);
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+rtl8127_set_sds_phy_caps_1g_8127(struct rtl_hw *hw)
+{
+ u16 val;
+
+ rtl8127_set_sds_phy_bit(hw, 0, 1, 31, BIT_3);
+ rtl8127_clear_and_set_sds_phy_bit(hw, 0, 2, 0, BIT_13 | BIT_12 | BIT_6,
+ BIT_12 | BIT_6);
+ RTL_W16(hw, 0x233A, 0x8004);
+
+ val = RTL_R16(hw, 0x233E);
+ val &= (BIT_13 | BIT_12 | BIT_1 | BIT_0);
+ val |= BIT_1;
+ RTL_W16(hw, 0x233E, val);
+
+ rtl_mdio_direct_write_phy_ocp(hw, 0xC40A, 0x0);
+ rtl_mdio_direct_write_phy_ocp(hw, 0xC466, 0x0);
+ rtl_mdio_direct_write_phy_ocp(hw, 0xC808, 0x0);
+ rtl_mdio_direct_write_phy_ocp(hw, 0xC80A, 0x0);
+ rtl_clear_and_set_eth_phy_ocp_bit(hw, 0xC804, 0x000F, 0x000C);
+}
+
+static void
+rtl8127_sds_phy_exit_1g_8127(struct rtl_hw *hw)
+{
+ rtl8127_clear_sds_phy_bit(hw, 0, 1, 31, BIT_3);
+ rtl8127_clear_and_set_sds_phy_bit(hw, 0, 2, 0, BIT_13 | BIT_12 | BIT_6,
+ BIT_6);
+
+ rtl8127_sds_phy_reset(hw);
+}
+
+static void
+rtl8127_set_sds_phy_caps_10g_8127(struct rtl_hw *hw)
+{
+ u16 val;
+
+ RTL_W16(hw, 0x233A, 0x801A);
+
+ val = RTL_R16(hw, 0x233E);
+ val &= (BIT_13 | BIT_12 | BIT_1 | BIT_0);
+ val |= BIT_12;
+ RTL_W16(hw, 0x233E, val);
+
+ rtl_mdio_direct_write_phy_ocp(hw, 0xC40A, 0x0);
+ rtl_mdio_direct_write_phy_ocp(hw, 0xC466, 0x3);
+ rtl_mdio_direct_write_phy_ocp(hw, 0xC808, 0x0);
+ rtl_mdio_direct_write_phy_ocp(hw, 0xC80A, 0x0);
+ rtl_clear_and_set_eth_phy_ocp_bit(hw, 0xC804, 0x000F, 0x000C);
+}
+
+static void
+rtl8127_set_sds_phy_caps_8127(struct rtl_hw *hw)
+{
+ rtl8127_sds_phy_exit_1g_8127(hw);
+
+ switch (hw->speed) {
+ case SPEED_10000:
+ rtl8127_set_sds_phy_caps_10g_8127(hw);
+ break;
+ case SPEED_1000:
+ rtl8127_set_sds_phy_caps_1g_8127(hw);
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+rtl8127_set_sds_phy_caps(struct rtl_hw *hw)
+{
+ switch (hw->HwFiberModeVer) {
+ case FIBER_MODE_RTL8127ATF:
+ rtl8127_set_sds_phy_caps_8127(hw);
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+rtl8127_hw_sds_phy_config(struct rtl_hw *hw)
+{
+ rtl8127_set_sds_phy_caps(hw);
+}
+
+void
+rtl8127_hw_fiber_phy_config(struct rtl_hw *hw)
+{
+ switch (hw->HwFiberModeVer) {
+ case FIBER_MODE_RTL8127ATF:
+ rtl8127_hw_sds_phy_config(hw);
+ break;
+ default:
+ break;
+ }
+}
diff --git a/drivers/net/r8169/r8169_fiber.h b/drivers/net/r8169/r8169_fiber.h
new file mode 100644
index 0000000000..52bafc7e4c
--- /dev/null
+++ b/drivers/net/r8169/r8169_fiber.h
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2024 Realtek Corporation. All rights reserved
+ */
+
+#ifndef R8169_FIBER_H
+#define R8169_FIBER_H
+
+#include <stdint.h>
+
+#include <bus_pci_driver.h>
+#include <rte_ethdev.h>
+#include <rte_ethdev_core.h>
+
+#include "r8169_compat.h"
+#include "r8169_ethdev.h"
+#include "r8169_phy.h"
+#include "r8169_hw.h"
+
+enum {
+ FIBER_MODE_NIC_ONLY = 0,
+ FIBER_MODE_RTL8127ATF,
+ FIBER_MODE_MAX
+};
+
+#define HW_FIBER_MODE_ENABLED(_M) ((_M)->HwFiberModeVer > 0)
+
+/* sds address */
+#define R8127_SDS_8127_CMD 0x2348
+#define R8127_SDS_8127_ADDR 0x234A
+#define R8127_SDS_8127_DATA_IN 0x234C
+#define R8127_SDS_8127_DATA_OUT 0x234E
+
+#define R8127_MAKE_SDS_8127_ADDR(_index, _page, _reg) \
+ (((_index) << 11) | ((_page) << 5) | (_reg))
+
+/* sds command */
+#define R8127_SDS_8127_CMD_IN BIT_0
+#define R8127_SDS_8127_WE_IN BIT_1
+
+void rtl8127_hw_fiber_phy_config(struct rtl_hw *hw);
+
+#endif /* R8169_FIBER_H */
diff --git a/drivers/net/r8169/r8169_hw.c b/drivers/net/r8169/r8169_hw.c
index c131353ef8..e25336ac19 100644
--- a/drivers/net/r8169/r8169_hw.c
+++ b/drivers/net/r8169/r8169_hw.c
@@ -12,6 +12,7 @@
#include "r8169_hw.h"
#include "r8169_logs.h"
#include "r8169_dash.h"
+#include "r8169_fiber.h"
static u32
rtl_eri_read_with_oob_base_address(struct rtl_hw *hw, int addr, int len,
@@ -1439,18 +1440,28 @@ rtl_write_mac_mcu_ram_code(struct rtl_hw *hw, const u16 *entry, u16 entry_cnt)
}
bool
-rtl_is_speed_mode_valid(u32 speed)
-{
- switch (speed) {
- case SPEED_10000:
- case SPEED_5000:
- case SPEED_2500:
- case SPEED_1000:
- case SPEED_100:
- case SPEED_10:
- return true;
- default:
- return false;
+rtl_is_speed_mode_valid(struct rtl_hw *hw, u32 speed)
+{
+ if (HW_FIBER_MODE_ENABLED(hw)) {
+ switch (speed) {
+ case SPEED_10000:
+ case SPEED_1000:
+ return true;
+ default:
+ return false;
+ }
+ } else {
+ switch (speed) {
+ case SPEED_10000:
+ case SPEED_5000:
+ case SPEED_2500:
+ case SPEED_1000:
+ case SPEED_100:
+ case SPEED_10:
+ return true;
+ default:
+ return false;
+ }
}
}
@@ -1482,9 +1493,9 @@ void
rtl_set_link_option(struct rtl_hw *hw, u8 autoneg, u32 speed, u8 duplex,
enum rtl_fc_mode fc)
{
- u64 adv;
+ u64 adv = 0;
- if (!rtl_is_speed_mode_valid(speed))
+ if (!rtl_is_speed_mode_valid(hw, speed))
speed = hw->HwSuppMaxPhyLinkSpeed;
if (!rtl_is_duplex_mode_valid(duplex))
@@ -1495,22 +1506,34 @@ rtl_set_link_option(struct rtl_hw *hw, u8 autoneg, u32 speed, u8 duplex,
speed = RTE_MIN(speed, hw->HwSuppMaxPhyLinkSpeed);
- adv = 0;
- switch (speed) {
- case SPEED_10000:
- adv |= ADVERTISE_10000_FULL;
- /* Fall through */
- case SPEED_5000:
- adv |= ADVERTISE_5000_FULL;
- /* Fall through */
- case SPEED_2500:
- adv |= ADVERTISE_2500_FULL;
- /* Fall through */
- default:
- adv |= (ADVERTISE_10_HALF | ADVERTISE_10_FULL |
- ADVERTISE_100_HALF | ADVERTISE_100_FULL |
- ADVERTISE_1000_HALF | ADVERTISE_1000_FULL);
- break;
+ if (HW_FIBER_MODE_ENABLED(hw)) {
+ switch (speed) {
+ case SPEED_10000:
+ adv |= ADVERTISE_10000_FULL;
+ /* Fall through */
+ case SPEED_1000:
+ adv |= ADVERTISE_1000_FULL;
+ break;
+ default:
+ break;
+ }
+ } else {
+ switch (speed) {
+ case SPEED_10000:
+ adv |= ADVERTISE_10000_FULL;
+ /* Fall through */
+ case SPEED_5000:
+ adv |= ADVERTISE_5000_FULL;
+ /* Fall through */
+ case SPEED_2500:
+ adv |= ADVERTISE_2500_FULL;
+ /* Fall through */
+ default:
+ adv |= (ADVERTISE_10_HALF | ADVERTISE_10_FULL |
+ ADVERTISE_100_HALF | ADVERTISE_100_FULL |
+ ADVERTISE_1000_HALF | ADVERTISE_1000_FULL);
+ break;
+ }
}
hw->autoneg = autoneg;
@@ -1962,6 +1985,16 @@ rtl_init_software_variable(struct rtl_hw *hw)
break;
}
+ switch (hw->mcfg) {
+ case CFG_METHOD_91:
+ tmp = (u8)rtl_mac_ocp_read(hw, 0xD006);
+ if (tmp == 0x07)
+ hw->HwFiberModeVer = FIBER_MODE_RTL8127ATF;
+ break;
+ default:
+ break;
+ }
+
rtl_set_link_option(hw, autoneg_mode, speed_mode, duplex_mode, rtl_fc_full);
hw->mtu = RTL_DEFAULT_MTU;
diff --git a/drivers/net/r8169/r8169_hw.h b/drivers/net/r8169/r8169_hw.h
index 6f2d38ac81..558ffaac95 100644
--- a/drivers/net/r8169/r8169_hw.h
+++ b/drivers/net/r8169/r8169_hw.h
@@ -47,7 +47,7 @@ void rtl_write_mac_mcu_ram_code(struct rtl_hw *hw, const u16 *entry,
void rtl_hw_initialize(struct rtl_hw *hw);
-bool rtl_is_speed_mode_valid(u32 speed);
+bool rtl_is_speed_mode_valid(struct rtl_hw *hw, u32 speed);
void rtl_get_mac_version(struct rtl_hw *hw, struct rte_pci_device *pci_dev);
int rtl_get_mac_address(struct rtl_hw *hw, struct rte_ether_addr *ea);
diff --git a/drivers/net/r8169/r8169_phy.c b/drivers/net/r8169/r8169_phy.c
index cc06c7b55a..e547b44137 100644
--- a/drivers/net/r8169/r8169_phy.c
+++ b/drivers/net/r8169/r8169_phy.c
@@ -14,6 +14,7 @@
#include "r8169_phy.h"
#include "r8169_logs.h"
#include "r8169_dash.h"
+#include "r8169_fiber.h"
static u16
rtl_map_phy_ocp_addr(u16 PageNum, u8 RegNum)
@@ -1327,6 +1328,9 @@ rtl_hw_phy_config(struct rtl_hw *hw)
if (rtl_is_8125(hw))
rtl_clear_eth_phy_ocp_bit(hw, 0xA5B4, BIT_15);
+ if (HW_FIBER_MODE_ENABLED(hw))
+ rtl8127_hw_fiber_phy_config(hw);
+
rtl_mdio_write(hw, 0x1F, 0x0000);
if (HW_HAS_WRITE_PHY_MCU_RAM_CODE(hw))
@@ -1424,12 +1428,15 @@ rtl_set_speed_xmii(struct rtl_hw *hw, u8 autoneg, u32 speed, u8 duplex, u64 adv)
break;
}
- if (!rtl_is_speed_mode_valid(speed)) {
+ if (!rtl_is_speed_mode_valid(hw, speed)) {
speed = hw->HwSuppMaxPhyLinkSpeed;
duplex = DUPLEX_FULL;
adv |= hw->advertising;
}
+ if (HW_FIBER_MODE_ENABLED(hw))
+ goto set_speed;
+
giga_ctrl = rtl_mdio_read(hw, MII_CTRL1000);
giga_ctrl &= ~(ADVERTISE_1000HALF | ADVERTISE_1000FULL);
if (rtl_is_8125(hw)) {
@@ -1482,11 +1489,16 @@ rtl_set_speed_xmii(struct rtl_hw *hw, u8 autoneg, u32 speed, u8 duplex, u64 adv)
else
goto out;
}
+
+set_speed:
hw->autoneg = autoneg;
hw->speed = speed;
hw->duplex = duplex;
hw->advertising = adv;
+ if (HW_FIBER_MODE_ENABLED(hw))
+ rtl8127_hw_fiber_phy_config(hw);
+
rc = 0;
out:
return rc;
--
2.34.1
next prev parent reply other threads:[~2025-06-10 7:41 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-10 7:40 [PATCH v2 0/8] net/r8169: support more cards Howard Wang
2025-06-10 7:40 ` [PATCH v2 1/8] net/r8169: add support for RTL8168 series Howard Wang
2025-06-10 7:40 ` [PATCH v2 2/8] net/r8169: update HW configurations for 8125 and 8126 Howard Wang
2025-06-10 7:40 ` [PATCH v2 3/8] net/r8169: add support for RTL8127 Howard Wang
2025-06-10 7:40 ` [PATCH v2 4/8] net/r8169: remove cmac feature for RTL8125AP Howard Wang
2025-06-10 7:40 ` [PATCH v2 5/8] net/r8169: add RTL8127AP dash support Howard Wang
2025-06-10 7:40 ` [PATCH v2 6/8] net/r8169: add support for RTL8125CP Howard Wang
2025-06-10 7:40 ` Howard Wang [this message]
2025-06-10 7:40 ` [PATCH v2 8/8] net/r8169: update HW configuration for 8127 Howard Wang
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