drivers/net/ethernet/sfc/siena/sriov.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/sfc/siena/sriov.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/sfc/siena/sriov.h
Extension
.h
Size
2001 bytes
Lines
84
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

#ifndef EFX_SRIOV_H
#define EFX_SRIOV_H

#include "net_driver.h"

#ifdef CONFIG_SFC_SIENA_SRIOV

static inline
int efx_sriov_set_vf_mac(struct net_device *net_dev, int vf_i, u8 *mac)
{
	struct efx_nic *efx = netdev_priv(net_dev);

	if (efx->type->sriov_set_vf_mac)
		return efx->type->sriov_set_vf_mac(efx, vf_i, mac);
	else
		return -EOPNOTSUPP;
}

static inline
int efx_sriov_set_vf_vlan(struct net_device *net_dev, int vf_i, u16 vlan,
			  u8 qos, __be16 vlan_proto)
{
	struct efx_nic *efx = netdev_priv(net_dev);

	if (efx->type->sriov_set_vf_vlan) {
		if ((vlan & ~VLAN_VID_MASK) ||
		    (qos & ~(VLAN_PRIO_MASK >> VLAN_PRIO_SHIFT)))
			return -EINVAL;

		if (vlan_proto != htons(ETH_P_8021Q))
			return -EPROTONOSUPPORT;

		return efx->type->sriov_set_vf_vlan(efx, vf_i, vlan, qos);
	} else {
		return -EOPNOTSUPP;
	}
}

static inline
int efx_sriov_set_vf_spoofchk(struct net_device *net_dev, int vf_i,
			      bool spoofchk)
{
	struct efx_nic *efx = netdev_priv(net_dev);

	if (efx->type->sriov_set_vf_spoofchk)
		return efx->type->sriov_set_vf_spoofchk(efx, vf_i, spoofchk);
	else
		return -EOPNOTSUPP;
}

static inline
int efx_sriov_get_vf_config(struct net_device *net_dev, int vf_i,
			    struct ifla_vf_info *ivi)
{
	struct efx_nic *efx = netdev_priv(net_dev);

	if (efx->type->sriov_get_vf_config)
		return efx->type->sriov_get_vf_config(efx, vf_i, ivi);
	else
		return -EOPNOTSUPP;
}

static inline
int efx_sriov_set_vf_link_state(struct net_device *net_dev, int vf_i,
				int link_state)
{
	struct efx_nic *efx = netdev_priv(net_dev);

	if (efx->type->sriov_set_vf_link_state)
		return efx->type->sriov_set_vf_link_state(efx, vf_i,
							  link_state);
	else
		return -EOPNOTSUPP;
}
#endif /* CONFIG_SFC_SIENA_SRIOV */

#endif /* EFX_SRIOV_H */

Annotation

Implementation Notes