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Date: Mon, 3 Apr 2023 14:45:25 +0800
From: Jiawen Wu <jiawenwu@...stnetic.com>
To: netdev@...r.kernel.org, linux@...linux.org.uk
Cc: mengyuanlou@...-swift.com, Jiawen Wu <jiawenwu@...stnetic.com>
Subject: [PATCH net-next 3/6] net: txgbe: Add SFP module identify
Register SFP platform device to get modules information.
Signed-off-by: Jiawen Wu <jiawenwu@...stnetic.com>
---
.../device_drivers/ethernet/wangxun/txgbe.rst | 47 +++++++++++++++++++
drivers/net/ethernet/wangxun/Kconfig | 1 +
.../net/ethernet/wangxun/txgbe/txgbe_phy.c | 29 ++++++++++++
.../net/ethernet/wangxun/txgbe/txgbe_type.h | 1 +
4 files changed, 78 insertions(+)
diff --git a/Documentation/networking/device_drivers/ethernet/wangxun/txgbe.rst b/Documentation/networking/device_drivers/ethernet/wangxun/txgbe.rst
index d052ef40fe36..9eb05a2ef110 100644
--- a/Documentation/networking/device_drivers/ethernet/wangxun/txgbe.rst
+++ b/Documentation/networking/device_drivers/ethernet/wangxun/txgbe.rst
@@ -11,9 +11,56 @@ Copyright (c) 2015 - 2022 Beijing WangXun Technology Co., Ltd.
Contents
========
+- Identifying Adapter
- Support
+Identifying Adapter
+===================
+The driver is compatible with WangXun Sapphire Dual ports Ethernet Adapters.
+
+SFP+ Devices with Pluggable Optics
+----------------------------------
+The following is a list of 3rd party SFP+ modules that have been tested and verified.
+
++----------+----------------------+----------------------+
+| Supplier | Type | Part Numbers |
++==========+======================+======================+
+| ACCELINK | SFP+ | RTXM228-551 |
++----------+----------------------+----------------------+
+| Avago | SFP+ | SFBR-7701SDZ |
++----------+----------------------+----------------------+
+| BOYANG | SFP+ | OMXD30000 |
++----------+----------------------+----------------------+
+| F-tone | SFP+ | FTCS-851X-02D |
++----------+----------------------+----------------------+
+| FS | SFP+ | SFP-10GSR-85 |
++----------+----------------------+----------------------+
+| Finisar | SFP+ | FTLX8574D3BCL |
++----------+----------------------+----------------------+
+| Hisense | SFP+ | LTF8502-BC+ |
++----------+----------------------+----------------------+
+| HGTECH | SFP+ | MTRS-01X11-G |
++----------+----------------------+----------------------+
+| HP | SFP+ | SR SFP+ 456096-001 |
++----------+----------------------+----------------------+
+| Huawei | SFP+ | AFBR-709SMZ |
++----------+----------------------+----------------------+
+| Intel | SFP+ | FTLX8571D3BCV-IT |
++----------+----------------------+----------------------+
+| JDSU | SFP+ | PLRXPL-SC-S43 |
++----------+----------------------+----------------------+
+| SONT | SFP+ | XP-8G10-01 |
++----------+----------------------+----------------------+
+| Trixon | SFP+ | TPS-TGM3-85DCR |
++----------+----------------------+----------------------+
+
+Laser turns off for SFP+ when ifconfig ethX down
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+"ifconfig ethX down" turns off the laser for SFP+ fiber adapters.
+"ifconfig ethX up" turns on the laser.
+
+
Support
=======
If you got any problem, contact Wangxun support team via nic-support@...-swift.com
diff --git a/drivers/net/ethernet/wangxun/Kconfig b/drivers/net/ethernet/wangxun/Kconfig
index 8cbf0dd48a2c..c5b62918db78 100644
--- a/drivers/net/ethernet/wangxun/Kconfig
+++ b/drivers/net/ethernet/wangxun/Kconfig
@@ -42,6 +42,7 @@ config TXGBE
depends on PCI
select LIBWX
select I2C
+ select SFP
help
This driver supports Wangxun(R) 10GbE PCI Express family of
adapters.
diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
index f8a4b211f4e8..dac9dfd001f0 100644
--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2015 - 2023 Beijing WangXun Technology Co., Ltd. */
+#include <linux/platform_device.h>
#include <linux/gpio/property.h>
#include <linux/iopoll.h>
#include <linux/i2c.h>
@@ -187,6 +188,26 @@ static int txgbe_i2c_adapter_add(struct txgbe *txgbe)
return 0;
}
+static int txgbe_sfp_register(struct txgbe *txgbe)
+{
+ struct pci_dev *pdev = txgbe->wx->pdev;
+ struct platform_device_info info;
+ struct platform_device *sfp_dev;
+
+ memset(&info, 0, sizeof(info));
+ info.parent = &pdev->dev;
+ info.fwnode = software_node_fwnode(txgbe->nodes.group[SWNODE_SFP]);
+ info.name = "sfp";
+ info.id = (pdev->bus->number << 8) | pdev->devfn;
+ sfp_dev = platform_device_register_full(&info);
+ if (IS_ERR(sfp_dev))
+ return PTR_ERR(sfp_dev);
+
+ txgbe->sfp_dev = sfp_dev;
+
+ return 0;
+}
+
int txgbe_init_phy(struct txgbe *txgbe)
{
int ret;
@@ -203,6 +224,12 @@ int txgbe_init_phy(struct txgbe *txgbe)
goto err;
}
+ ret = txgbe_sfp_register(txgbe);
+ if (ret) {
+ wx_err(txgbe->wx, "failed to register sfp\n");
+ goto err;
+ }
+
return 0;
err:
@@ -213,6 +240,8 @@ int txgbe_init_phy(struct txgbe *txgbe)
void txgbe_remove_phy(struct txgbe *txgbe)
{
+ if (txgbe->sfp_dev)
+ platform_device_unregister(txgbe->sfp_dev);
if (txgbe->i2c_adap)
i2c_del_adapter(txgbe->i2c_adap);
diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h b/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h
index de488609f713..75a4e7b8cc51 100644
--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h
+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_type.h
@@ -165,6 +165,7 @@ struct txgbe {
struct wx *wx;
struct txgbe_nodes nodes;
struct i2c_adapter *i2c_adap;
+ struct platform_device *sfp_dev;
};
#endif /* _TXGBE_TYPE_H_ */
--
2.27.0
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