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