Commit 377d180b authored by Mengyuan Lou's avatar Mengyuan Lou Committed by Jakub Kicinski
Browse files

net: wangxun: add txgbevf build 



Add doc build infrastructure for txgbevf driver.
Implement the basic PCI driver loading and unloading interface.
Initialize the id_table which support 10/25/40G virtual
functions for Wangxun.
Ioremap the space of bar0 and bar4 which will be used.

Signed-off-by: default avatarMengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-5-mengyuanlou@net-swift.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent eb4898fd

Documentation/networking/device_drivers/ethernet/index.rst

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@@ -58,6 +58,7 @@ Contents: 
   ti/tlan

   ti/icssg_prueth

   wangxun/txgbe

   wangxun/txgbevf

   wangxun/ngbe



.. only::  subproject and html

Documentation/networking/device_drivers/ethernet/wangxun/txgbevf.rst

0 → 100644
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.. SPDX-License-Identifier: GPL-2.0+



===========================================================================

Linux Base Virtual Function Driver for Wangxun(R) 10/25/40 Gigabit Ethernet

===========================================================================



WangXun 10/25/40 Gigabit Virtual Function Linux driver.

Copyright(c) 2015 - 2025 Beijing WangXun Technology Co., Ltd.



Support

=======

For general information, go to the website at:

https://www.net-swift.com



If you got any problem, contact Wangxun support team via nic-support@net-swift.com

and Cc: netdev.

drivers/net/ethernet/wangxun/Kconfig

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@@ -64,4 +64,22 @@ config TXGBE 
	  To compile this driver as a module, choose M here. The module

	  will be called txgbe.



config TXGBEVF

	tristate "Wangxun(R) 10/25/40G Virtual Function Ethernet support"

	depends on PCI

	depends on PCI_MSI

	select LIBWX

	select PHYLINK

	help

	  This driver supports virtual functions for SP1000A, WX1820AL,

	  WX5XXX, WX5XXXAL.



	  This driver was formerly named txgbevf.



	  More specific information on configuring the driver is in

	  <file:Documentation/networking/device_drivers/ethernet/wangxun/txgbevf.rst>.



	  To compile this driver as a module, choose M here. MSI-X interrupt

	  support is required for this driver to work correctly.



endif # NET_VENDOR_WANGXUN

drivers/net/ethernet/wangxun/Makefile

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@@ -5,4 +5,5 @@ 


obj-$(CONFIG_LIBWX) += libwx/

obj-$(CONFIG_TXGBE) += txgbe/

obj-$(CONFIG_TXGBEVF) += txgbevf/

obj-$(CONFIG_NGBE) += ngbe/

drivers/net/ethernet/wangxun/libwx/wx_vf_common.c

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@@ -11,6 +11,44 @@ 
#include "wx_vf_lib.h"

#include "wx_vf_common.h"



int wxvf_suspend(struct device *dev_d)

{

	struct pci_dev *pdev = to_pci_dev(dev_d);

	struct wx *wx = pci_get_drvdata(pdev);



	netif_device_detach(wx->netdev);

	pci_disable_device(pdev);



	return 0;

}

EXPORT_SYMBOL(wxvf_suspend);



void wxvf_shutdown(struct pci_dev *pdev)

{

	wxvf_suspend(&pdev->dev);

}

EXPORT_SYMBOL(wxvf_shutdown);



int wxvf_resume(struct device *dev_d)

{

	struct pci_dev *pdev = to_pci_dev(dev_d);

	struct wx *wx = pci_get_drvdata(pdev);



	pci_set_master(pdev);

	netif_device_attach(wx->netdev);



	return 0;

}

EXPORT_SYMBOL(wxvf_resume);



void wxvf_remove(struct pci_dev *pdev)

{

	pci_release_selected_regions(pdev,

				     pci_select_bars(pdev, IORESOURCE_MEM));

	pci_disable_device(pdev);

}

EXPORT_SYMBOL(wxvf_remove);



static irqreturn_t wx_msix_misc_vf(int __always_unused irq, void *data)

{

	struct wx *wx = data;