intel/ice/ice_fltr.c

1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (C) 2018-2020, Intel Corporation. */
8  * ice_fltr_free_list - free filter lists helper
9  * @dev: pointer to the device struct
10  * @h: pointer to the list head to be freed
12  * Helper function to free filter lists previously created using
20 		list_del(&e->list_entry);  in ice_fltr_free_list()
26  * ice_fltr_add_entry_to_list - allocate and add filter entry to list
27  * @dev: pointer to device needed by alloc function
28  * @info: filter info struct that gets added to the passed in list
29  * @list: pointer to the list which contains MAC filters entry
39 		return -ENOMEM;  in ice_fltr_add_entry_to_list()
41 	entry->fltr_info = *info;  in ice_fltr_add_entry_to_list()
43 	INIT_LIST_HEAD(&entry->list_entry);  in ice_fltr_add_entry_to_list()
44 	list_add(&entry->list_entry, list);  in ice_fltr_add_entry_to_list()
50  * ice_fltr_add_mac_list - add list of MAC filters
51  * @vsi: pointer to VSI struct
57 	return ice_add_mac(&vsi->back->hw, list);  in ice_fltr_add_mac_list()
61  * ice_fltr_remove_mac_list - remove list of MAC filters
62  * @vsi: pointer to VSI struct
68 	return ice_remove_mac(&vsi->back->hw, list);  in ice_fltr_remove_mac_list()
72  * ice_fltr_add_vlan_list - add list of VLAN filters
73  * @vsi: pointer to VSI struct
79 	return ice_add_vlan(&vsi->back->hw, list);  in ice_fltr_add_vlan_list()
83  * ice_fltr_remove_vlan_list - remove list of VLAN filters
84  * @vsi: pointer to VSI struct
90 	return ice_remove_vlan(&vsi->back->hw, list);  in ice_fltr_remove_vlan_list()
94  * ice_fltr_add_eth_list - add list of ethertype filters
95  * @vsi: pointer to VSI struct
101 	return ice_add_eth_mac(&vsi->back->hw, list);  in ice_fltr_add_eth_list()
105  * ice_fltr_remove_eth_list - remove list of ethertype filters
106  * @vsi: pointer to VSI struct
112 	return ice_remove_eth_mac(&vsi->back->hw, list);  in ice_fltr_remove_eth_list()
116  * ice_fltr_remove_all - remove all filters associated with VSI
117  * @vsi: pointer to VSI struct
121 	ice_remove_vsi_fltr(&vsi->back->hw, vsi->idx);  in ice_fltr_remove_all()
125  * ice_fltr_add_mac_to_list - add MAC filter info to exsisting list
126  * @vsi: pointer to VSI struct
127  * @list: list to add filter info to
128  * @mac: MAC address to add
141 	info.vsi_handle = vsi->idx;  in ice_fltr_add_mac_to_list()
145 	return ice_fltr_add_entry_to_list(ice_pf_to_dev(vsi->back), &info,  in ice_fltr_add_mac_to_list()
150  * ice_fltr_add_vlan_to_list - add VLAN filter info to exsisting list
151  * @vsi: pointer to VSI struct
152  * @list: list to add filter info to
153  * @vlan_id: VLAN ID to add
166 	info.vsi_handle = vsi->idx;  in ice_fltr_add_vlan_to_list()
169 	return ice_fltr_add_entry_to_list(ice_pf_to_dev(vsi->back), &info,  in ice_fltr_add_vlan_to_list()
174  * ice_fltr_add_eth_to_list - add ethertype filter info to exsisting list
175  * @vsi: pointer to VSI struct
176  * @list: list to add filter info to
191 	info.vsi_handle = vsi->idx;  in ice_fltr_add_eth_to_list()
199 	return ice_fltr_add_entry_to_list(ice_pf_to_dev(vsi->back), &info,  in ice_fltr_add_eth_to_list()
204  * ice_fltr_prepare_mac - add or remove MAC rule
205  * @vsi: pointer to VSI struct
206  * @mac: MAC address to add
207  * @action: action to be performed on filter match
208  * @mac_action: pointer to add or remove MAC function
220 		ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);  in ice_fltr_prepare_mac()
225 	ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);  in ice_fltr_prepare_mac()
230  * ice_fltr_prepare_mac_and_broadcast - add or remove MAC and broadcast filter
231  * @vsi: pointer to VSI struct
232  * @mac: MAC address to add
233  * @action: action to be performed on filter match
234  * @mac_action: pointer to add or remove MAC function
249 		ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);  in ice_fltr_prepare_mac_and_broadcast()
254 	ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);  in ice_fltr_prepare_mac_and_broadcast()
259  * ice_fltr_prepare_vlan - add or remove VLAN filter
260  * @vsi: pointer to VSI struct
261  * @vlan_id: VLAN ID to add
262  * @action: action to be performed on filter match
263  * @vlan_action: pointer to add or remove VLAN function
278 	ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);  in ice_fltr_prepare_vlan()
283  * ice_fltr_prepare_eth - add or remove ethertype filter
284  * @vsi: pointer to VSI struct
285  * @ethertype: ethertype of packet to be filtered
287  * @action: action to be performed on filter match
288  * @eth_action: pointer to add or remove ethertype function
303 	ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);  in ice_fltr_prepare_eth()
308  * ice_fltr_add_mac - add single MAC filter
309  * @vsi: pointer to VSI struct
310  * @mac: MAC to add
311  * @action: action to be performed on filter match
320  * ice_fltr_add_mac_and_broadcast - add single MAC and broadcast
321  * @vsi: pointer to VSI struct
322  * @mac: MAC to add
323  * @action: action to be performed on filter match
334  * ice_fltr_remove_mac - remove MAC filter
335  * @vsi: pointer to VSI struct
336  * @mac: filter MAC to remove
337  * @action: action to remove
346  * ice_fltr_add_vlan - add single VLAN filter
347  * @vsi: pointer to VSI struct
348  * @vlan_id: VLAN ID to add
349  * @action: action to be performed on filter match
359  * ice_fltr_remove_vlan - remove VLAN filter
360  * @vsi: pointer to VSI struct
361  * @vlan_id: filter VLAN to remove
362  * @action: action to remove
372  * ice_fltr_add_eth - add specyfic ethertype filter
373  * @vsi: pointer to VSI struct
375  * @flag: direction of packet to be filtered, Tx or Rx
376  * @action: action to be performed on filter match
386  * ice_fltr_remove_eth - remove ethertype filter
387  * @vsi: pointer to VSI struct
390  * @action: action to remove