drivers/net/ethernet/cisco/enic/enic_dev.c

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/cisco/enic/enic_dev.c

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/cisco/enic/enic_dev.c
Extension
.c
Size
4590 bytes
Lines
231
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-only
// Copyright 2011 Cisco Systems, Inc.  All rights reserved.

#include <linux/pci.h>
#include <linux/etherdevice.h>

#include "vnic_dev.h"
#include "vnic_vic.h"
#include "enic_res.h"
#include "enic.h"
#include "enic_dev.h"

int enic_dev_fw_info(struct enic *enic, struct vnic_devcmd_fw_info **fw_info)
{
	int err;

	spin_lock_bh(&enic->devcmd_lock);
	err = vnic_dev_fw_info(enic->vdev, fw_info);
	spin_unlock_bh(&enic->devcmd_lock);

	return err;
}

int enic_dev_stats_dump(struct enic *enic, struct vnic_stats **vstats)
{
	int err;

	spin_lock_bh(&enic->devcmd_lock);
	err = vnic_dev_stats_dump(enic->vdev, vstats);
	spin_unlock_bh(&enic->devcmd_lock);

	return err;
}

int enic_dev_add_station_addr(struct enic *enic)
{
	int err;

	if (!is_valid_ether_addr(enic->netdev->dev_addr))
		return -EADDRNOTAVAIL;

	spin_lock_bh(&enic->devcmd_lock);
	err = vnic_dev_add_addr(enic->vdev, enic->netdev->dev_addr);
	spin_unlock_bh(&enic->devcmd_lock);

	return err;
}

int enic_dev_del_station_addr(struct enic *enic)
{
	int err;

	if (!is_valid_ether_addr(enic->netdev->dev_addr))
		return -EADDRNOTAVAIL;

	spin_lock_bh(&enic->devcmd_lock);
	err = vnic_dev_del_addr(enic->vdev, enic->netdev->dev_addr);
	spin_unlock_bh(&enic->devcmd_lock);

	return err;
}

int enic_dev_packet_filter(struct enic *enic, int directed, int multicast,
	int broadcast, int promisc, int allmulti)
{
	int err;

	spin_lock_bh(&enic->devcmd_lock);
	err = vnic_dev_packet_filter(enic->vdev, directed,
		multicast, broadcast, promisc, allmulti);
	spin_unlock_bh(&enic->devcmd_lock);

	return err;
}

int enic_dev_add_addr(struct enic *enic, const u8 *addr)
{
	int err;

	spin_lock_bh(&enic->devcmd_lock);
	err = vnic_dev_add_addr(enic->vdev, addr);
	spin_unlock_bh(&enic->devcmd_lock);

	return err;
}

int enic_dev_del_addr(struct enic *enic, const u8 *addr)
{
	int err;

Annotation

Implementation Notes