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

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/hisilicon/hns3/hns3_dcbnl.c

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/hisilicon/hns3/hns3_dcbnl.c
Extension
.c
Size
3025 bytes
Lines
131
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0+
// Copyright (c) 2016-2017 Hisilicon Limited.

#include "hnae3.h"
#include "hns3_enet.h"

static int hns3_dcbnl_ieee_getets(struct net_device *ndev, struct ieee_ets *ets)
{
	struct hnae3_handle *h = hns3_get_handle(ndev);

	if (hns3_nic_resetting(ndev))
		return -EBUSY;

	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 hnae3_handle *h = hns3_get_handle(ndev);

	if (hns3_nic_resetting(ndev))
		return -EBUSY;

	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 hnae3_handle *h = hns3_get_handle(ndev);

	if (hns3_nic_resetting(ndev))
		return -EBUSY;

	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 hnae3_handle *h = hns3_get_handle(ndev);

	if (hns3_nic_resetting(ndev))
		return -EBUSY;

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

	return -EOPNOTSUPP;
}

static int hns3_dcbnl_ieee_setapp(struct net_device *ndev, struct dcb_app *app)
{
	struct hnae3_handle *h = hns3_get_handle(ndev);

	if (hns3_nic_resetting(ndev))
		return -EBUSY;

	if (h->kinfo.dcb_ops->ieee_setapp)
		return h->kinfo.dcb_ops->ieee_setapp(h, app);

	return -EOPNOTSUPP;
}

static int hns3_dcbnl_ieee_delapp(struct net_device *ndev, struct dcb_app *app)
{
	struct hnae3_handle *h = hns3_get_handle(ndev);

	if (hns3_nic_resetting(ndev))
		return -EBUSY;

	if (h->kinfo.dcb_ops->ieee_delapp)
		return h->kinfo.dcb_ops->ieee_delapp(h, app);

	return -EOPNOTSUPP;
}

/* DCBX configuration */
static u8 hns3_dcbnl_getdcbx(struct net_device *ndev)
{
	struct hnae3_handle *h = hns3_get_handle(ndev);

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

Annotation

Implementation Notes