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// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2019-2021, Intel Corporation. */
#include "ice_pf_vsi_vlan_ops.h"
#include "ice_vf_vsi_vlan_ops.h"
#include "ice_lib.h"
#include "ice.h"
static int
op_unsupported_vlan_arg(struct ice_vsi * __always_unused vsi,
struct ice_vlan * __always_unused vlan)
{
return -EOPNOTSUPP;
}
static int
op_unsupported_tpid_arg(struct ice_vsi *__always_unused vsi,
u16 __always_unused tpid)
{
return -EOPNOTSUPP;
}
static int op_unsupported(struct ice_vsi *__always_unused vsi)
{
return -EOPNOTSUPP;
}
/* If any new ops are added to the VSI VLAN ops interface then an unsupported
* implementation should be set here.
*/
static struct ice_vsi_vlan_ops ops_unsupported = {
.add_vlan = op_unsupported_vlan_arg,
.del_vlan = op_unsupported_vlan_arg,
.ena_stripping = op_unsupported_tpid_arg,
.dis_stripping = op_unsupported,
.ena_insertion = op_unsupported_tpid_arg,
.dis_insertion = op_unsupported,
.ena_rx_filtering = op_unsupported,
.dis_rx_filtering = op_unsupported,
.ena_tx_filtering = op_unsupported,
.dis_tx_filtering = op_unsupported,
.set_port_vlan = op_unsupported_vlan_arg,
};
/**
* ice_vsi_init_unsupported_vlan_ops - init all VSI VLAN ops to unsupported
* @vsi: VSI to initialize VSI VLAN ops to unsupported for
*
* By default all inner and outer VSI VLAN ops return -EOPNOTSUPP. This was done
* as oppsed to leaving the ops null to prevent unexpected crashes. Instead if
* an unsupported VSI VLAN op is called it will just return -EOPNOTSUPP.
*
*/
static void ice_vsi_init_unsupported_vlan_ops(struct ice_vsi *vsi)
{
vsi->outer_vlan_ops = ops_unsupported;
vsi->inner_vlan_ops = ops_unsupported;
}
/**
* ice_vsi_init_vlan_ops - initialize type specific VSI VLAN ops
* @vsi: VSI to initialize ops for
*
* If any VSI types are added and/or require different ops than the PF or VF VSI
* then they will have to add a case here to handle that. Also, VSI type
* specific files should be added in the same manner that was done for PF VSI.
*/
void ice_vsi_init_vlan_ops(struct ice_vsi *vsi)
{
/* Initialize all VSI types to have unsupported VSI VLAN ops */
ice_vsi_init_unsupported_vlan_ops(vsi);
switch (vsi->type) {
case ICE_VSI_PF:
case ICE_VSI_SWITCHDEV_CTRL:
ice_pf_vsi_init_vlan_ops(vsi);
break;
case ICE_VSI_VF:
ice_vf_vsi_init_vlan_ops(vsi);
break;
default:
dev_dbg(ice_pf_to_dev(vsi->back), "%s does not support VLAN operations\n",
ice_vsi_type_str(vsi->type));
break;
}
}
/**
* ice_get_compat_vsi_vlan_ops - Get VSI VLAN ops based on VLAN mode
* @vsi: VSI used to get the VSI VLAN ops
*
* This function is meant to be used when the caller doesn't know which VLAN ops
* to use (i.e. inner or outer). This allows backward compatibility for VLANs
* since most of the Outer VSI VLAN functins are not supported when
* the device is configured in Single VLAN Mode (SVM).
*/
struct ice_vsi_vlan_ops *ice_get_compat_vsi_vlan_ops(struct ice_vsi *vsi)
{
if (ice_is_dvm_ena(&vsi->back->hw))
return &vsi->outer_vlan_ops;
else
return &vsi->inner_vlan_ops;
}
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