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Commit 986743db authored by Yunsheng Lin's avatar Yunsheng Lin Committed by David S. Miller
Browse files

net: hns3: Add dcb netlink interface for the support of DCB feature 



This patch add dcb netlink interface by calling the interface from
hclge_dcb module.

This patch also update Makefile in order to build hns3_dcbnl module.

Signed-off-by: default avatarYunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cacde272

drivers/net/ethernet/hisilicon/hns3/hns3pf/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -11,3 +11,5 @@ hclge-$(CONFIG_HNS3_DCB) += hclge_dcb.o 


obj-$(CONFIG_HNS3_ENET) += hns3.o

hns3-objs = hns3_enet.o hns3_ethtool.o



hns3-$(CONFIG_HNS3_DCB) += hns3_dcbnl.o

drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_dcbnl.c

0 → 100644
+106 −0
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2016-2017 Hisilicon Limited.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 */



#include "hnae3.h"

#include "hns3_enet.h"



static

int hns3_dcbnl_ieee_getets(struct net_device *ndev, struct ieee_ets *ets)

{

	struct hns3_nic_priv *priv = netdev_priv(ndev);

	struct hnae3_handle *h = priv->ae_handle;



	if (h->kinfo.dcb_ops->ieee_getets)

		return h->kinfo.dcb_ops->ieee_getets(h, ets);



	return -EOPNOTSUPP;

}



static

int hns3_dcbnl_ieee_setets(struct net_device *ndev, struct ieee_ets *ets)

{

	struct hns3_nic_priv *priv = netdev_priv(ndev);

	struct hnae3_handle *h = priv->ae_handle;



	if (h->kinfo.dcb_ops->ieee_setets)

		return h->kinfo.dcb_ops->ieee_setets(h, ets);



	return -EOPNOTSUPP;

}



static

int hns3_dcbnl_ieee_getpfc(struct net_device *ndev, struct ieee_pfc *pfc)

{

	struct hns3_nic_priv *priv = netdev_priv(ndev);

	struct hnae3_handle *h = priv->ae_handle;



	if (h->kinfo.dcb_ops->ieee_getpfc)

		return h->kinfo.dcb_ops->ieee_getpfc(h, pfc);



	return -EOPNOTSUPP;

}



static

int hns3_dcbnl_ieee_setpfc(struct net_device *ndev, struct ieee_pfc *pfc)

{

	struct hns3_nic_priv *priv = netdev_priv(ndev);

	struct hnae3_handle *h = priv->ae_handle;



	if (h->kinfo.dcb_ops->ieee_setpfc)

		return h->kinfo.dcb_ops->ieee_setpfc(h, pfc);



	return -EOPNOTSUPP;

}



/* DCBX configuration */

static u8 hns3_dcbnl_getdcbx(struct net_device *ndev)

{

	struct hns3_nic_priv *priv = netdev_priv(ndev);

	struct hnae3_handle *h = priv->ae_handle;



	if (h->kinfo.dcb_ops->getdcbx)

		return h->kinfo.dcb_ops->getdcbx(h);



	return 0;

}



/* return 0 if successful, otherwise fail */

static u8 hns3_dcbnl_setdcbx(struct net_device *ndev, u8 mode)

{

	struct hns3_nic_priv *priv = netdev_priv(ndev);

	struct hnae3_handle *h = priv->ae_handle;



	if (h->kinfo.dcb_ops->setdcbx)

		return h->kinfo.dcb_ops->setdcbx(h, mode);



	return 1;

}



static const struct dcbnl_rtnl_ops hns3_dcbnl_ops = {

	.ieee_getets	= hns3_dcbnl_ieee_getets,

	.ieee_setets	= hns3_dcbnl_ieee_setets,

	.ieee_getpfc	= hns3_dcbnl_ieee_getpfc,

	.ieee_setpfc	= hns3_dcbnl_ieee_setpfc,

	.getdcbx	= hns3_dcbnl_getdcbx,

	.setdcbx	= hns3_dcbnl_setdcbx,

};



/* hclge_dcbnl_setup - DCBNL setup

 * @handle: the corresponding vport handle

 * Set up DCBNL

 */

void hns3_dcbnl_setup(struct hnae3_handle *handle)

{

	struct net_device *dev = handle->kinfo.netdev;



	if (!handle->kinfo.dcb_ops)

		return;



	dev->dcbnl_ops = &hns3_dcbnl_ops;

}

drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c

+2 −0
Original line number Diff line number Diff line
@@ -2790,6 +2790,8 @@ static int hns3_client_init(struct hnae3_handle *handle) 
		goto out_reg_netdev_fail;

	}



	hns3_dcbnl_setup(handle);



	/* MTU range: (ETH_MIN_MTU(kernel default) - 9706) */

	netdev->max_mtu = HNS3_MAX_MTU - (ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN);

drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.h

+7 −0
Original line number Diff line number Diff line
@@ -590,4 +590,11 @@ static inline void hns3_write_reg(void __iomem *base, u32 reg, u32 value) 
void hns3_ethtool_set_ops(struct net_device *netdev);



int hns3_clean_tx_ring(struct hns3_enet_ring *ring, int budget);



#ifdef CONFIG_HNS3_DCB

void hns3_dcbnl_setup(struct hnae3_handle *handle);

#else

static inline void hns3_dcbnl_setup(struct hnae3_handle *handle) {}

#endif



#endif