1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright (c) 2020, Intel Corporation
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the Intel Corporation nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
33 #ifndef _ICE_SWITCH_H_
34 #define _ICE_SWITCH_H_
36 #include "ice_common.h"
37 #include "ice_protocol_type.h"
39 #define ICE_SW_CFG_MAX_BUF_LEN 2048
40 #define ICE_MAX_SW 256
41 #define ICE_DFLT_VSI_INVAL 0xff
42 #define ICE_FLTR_RX BIT(0)
43 #define ICE_FLTR_TX BIT(1)
44 #define ICE_FLTR_TX_RX (ICE_FLTR_RX | ICE_FLTR_TX)
46 /* Worst case buffer length for ice_aqc_opc_get_res_alloc */
47 #define ICE_MAX_RES_TYPES 0x80
48 #define ICE_AQ_GET_RES_ALLOC_BUF_LEN \
49 (ICE_MAX_RES_TYPES * sizeof(struct ice_aqc_get_res_resp_elem))
51 #define ICE_VSI_INVAL_ID 0xFFFF
52 #define ICE_INVAL_Q_HANDLE 0xFFFF
54 /* VSI context structure for add/get/update/free operations */
60 struct ice_aqc_vsi_props info;
61 struct ice_sched_vsi_info sched;
64 u16 num_lan_q_entries[ICE_MAX_TRAFFIC_CLASS];
65 struct ice_q_ctx *lan_q_ctx[ICE_MAX_TRAFFIC_CLASS];
68 /* This is to be used by add/update mirror rule Admin Queue command */
69 struct ice_mir_rule_buf {
70 u16 vsi_idx; /* VSI index */
72 /* For each VSI, user can specify whether corresponding VSI
73 * should be added/removed to/from mirror rule
75 * add mirror rule: this should always be TRUE.
76 * update mirror rule: add(true) or remove(false) VSI to/from
82 /* Switch recipe ID enum values are specific to hardware */
83 enum ice_sw_lkup_type {
84 ICE_SW_LKUP_ETHERTYPE = 0,
86 ICE_SW_LKUP_MAC_VLAN = 2,
87 ICE_SW_LKUP_PROMISC = 3,
90 ICE_SW_LKUP_ETHERTYPE_MAC = 8,
91 ICE_SW_LKUP_PROMISC_VLAN = 9,
95 /* type of filter src ID */
97 ICE_SRC_ID_UNKNOWN = 0,
103 struct ice_fltr_info {
104 /* Look up information: how to look up packet */
105 enum ice_sw_lkup_type lkup_type;
106 /* Forward action: filter action to do after lookup */
107 enum ice_sw_fwd_act_type fltr_act;
108 /* rule ID returned by firmware once filter rule is created */
112 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
114 enum ice_src_id src_id;
118 u8 mac_addr[ETH_ALEN];
121 u8 mac_addr[ETH_ALEN];
127 /* Set lkup_type as ICE_SW_LKUP_ETHERTYPE
128 * if just using ethertype as filter. Set lkup_type as
129 * ICE_SW_LKUP_ETHERTYPE_MAC if MAC also needs to be
130 * passed in as filter.
134 u8 mac_addr[ETH_ALEN]; /* optional */
136 } l_data; /* Make sure to zero out the memory of l_data before using
137 * it or only set the data associated with lookup match
138 * rest everything should be zero
141 /* Depending on filter action */
143 /* queue ID in case of ICE_FWD_TO_Q and starting
144 * queue ID in case of ICE_FWD_TO_QGRP.
155 /* Set to num_queues if action is ICE_FWD_TO_QGRP. This field
156 * determines the range of queues the packet needs to be forwarded to.
157 * Note that qgrp_size must be set to a power of 2.
161 /* Rule creations populate these indicators basing on the switch type */
162 u8 lb_en; /* Indicate if packet can be looped back */
163 u8 lan_en; /* Indicate if packet can be forwarded to the uplink */
166 struct ice_adv_lkup_elem {
167 enum ice_protocol_type type;
168 union ice_prot_hdr h_u; /* Header values */
169 union ice_prot_hdr m_u; /* Mask of header values to match */
172 struct ice_sw_act_ctrl {
173 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
176 enum ice_sw_fwd_act_type fltr_act;
177 /* Depending on filter action */
179 /* This is a queue ID in case of ICE_FWD_TO_Q and starting
180 * queue ID in case of ICE_FWD_TO_QGRP.
187 /* software VSI handle */
192 struct ice_rule_query_data {
193 /* Recipe ID for which the requested rule was added */
195 /* Rule ID that was added or is supposed to be removed */
197 /* vsi_handle for which Rule was added or is supposed to be removed */
201 struct ice_adv_rule_info {
202 enum ice_sw_tunnel_type tun_type;
203 struct ice_sw_act_ctrl sw_act;
205 u8 rx; /* true means LOOKUP_RX otherwise LOOKUP_TX */
209 /* A collection of one or more four word recipe */
210 struct ice_sw_recipe {
211 /* For a chained recipe the root recipe is what should be used for
218 /* Number of extraction words */
220 /* Protocol ID and Offset pair (extraction word) to describe the
223 struct ice_fv_word ext_words[ICE_MAX_CHAIN_WORDS];
224 u16 word_masks[ICE_MAX_CHAIN_WORDS];
226 /* if this recipe is a collection of other recipe */
229 /* if this recipe is part of another bigger recipe then chain index
230 * corresponding to this recipe
234 /* if this recipe is a collection of other recipe then count of other
235 * recipes and recipe IDs of those recipes
239 /* Bit map specifying the IDs associated with this group of recipe */
240 ice_declare_bitmap(r_bitmap, ICE_MAX_NUM_RECIPES);
242 enum ice_sw_tunnel_type tun_type;
244 /* List of type ice_fltr_mgmt_list_entry or adv_rule */
246 struct LIST_HEAD_TYPE filt_rules;
247 struct LIST_HEAD_TYPE filt_replay_rules;
249 struct ice_lock filt_rule_lock; /* protect filter rule structure */
251 /* Profiles this recipe should be associated with */
252 struct LIST_HEAD_TYPE fv_list;
254 /* Profiles this recipe is associated with */
255 u8 num_profs, *prof_ids;
257 /* Possible result indexes are 44, 45, 46 and 47 */
258 #define ICE_POSSIBLE_RES_IDX 0x0000F00000000000ULL
259 ice_declare_bitmap(res_idxs, ICE_MAX_FV_WORDS);
261 /* This allows user to specify the recipe priority.
262 * For now, this becomes 'fwd_priority' when recipe
263 * is created, usually recipes can have 'fwd' and 'join'
268 struct LIST_HEAD_TYPE rg_list;
270 /* AQ buffer associated with this recipe */
271 struct ice_aqc_recipe_data_elem *root_buf;
272 /* This struct saves the fv_words for a given lookup */
273 struct ice_prot_lkup_ext lkup_exts;
276 /* Bookkeeping structure to hold bitmap of VSIs corresponding to VSI list ID */
277 struct ice_vsi_list_map_info {
278 struct LIST_ENTRY_TYPE list_entry;
279 ice_declare_bitmap(vsi_map, ICE_MAX_VSI);
281 /* counter to track how many rules are reusing this VSI list */
285 struct ice_fltr_list_entry {
286 struct LIST_ENTRY_TYPE list_entry;
287 enum ice_status status;
288 struct ice_fltr_info fltr_info;
292 * enum ice_fltr_marker - Marker for syncing OS and driver filter lists
293 * @ICE_FLTR_NOT_FOUND: initial state, indicates filter has not been found
294 * @ICE_FLTR_FOUND: set when a filter has been found in both lists
296 * This enumeration is used to help sync an operating system provided filter
297 * list with the filters previously added.
299 * This is required for FreeBSD because the operating system does not provide
300 * individual indications of whether a filter has been added or deleted, but
301 * instead just notifies the driver with the entire new list.
303 * To use this marker state, the driver shall initially reset all filters to
304 * the ICE_FLTR_NOT_FOUND state. Then, for each filter in the OS list, it
305 * shall search the driver list for the filter. If found, the filter state
306 * will be set to ICE_FLTR_FOUND. If not found, that filter will be added.
307 * Finally, the driver shall search the internal filter list for all filters
308 * still marked as ICE_FLTR_NOT_FOUND and remove them.
310 enum ice_fltr_marker {
315 /* This defines an entry in the list that maintains MAC or VLAN membership
316 * to HW list mapping, since multiple VSIs can subscribe to the same MAC or
317 * VLAN. As an optimization the VSI list should be created only when a
318 * second VSI becomes a subscriber to the same MAC address. VSI lists are always
319 * used for VLAN membership.
321 struct ice_fltr_mgmt_list_entry {
322 /* back pointer to VSI list ID to VSI list mapping */
323 struct ice_vsi_list_map_info *vsi_list_info;
325 #define ICE_INVAL_LG_ACT_INDEX 0xffff
327 #define ICE_INVAL_SW_MARKER_ID 0xffff
329 struct LIST_ENTRY_TYPE list_entry;
330 struct ice_fltr_info fltr_info;
331 #define ICE_INVAL_COUNTER_ID 0xff
333 enum ice_fltr_marker marker;
336 struct ice_adv_fltr_mgmt_list_entry {
337 struct LIST_ENTRY_TYPE list_entry;
339 struct ice_adv_lkup_elem *lkups;
340 struct ice_adv_rule_info rule_info;
342 struct ice_vsi_list_map_info *vsi_list_info;
346 enum ice_promisc_flags {
347 ICE_PROMISC_UCAST_RX = 0x1,
348 ICE_PROMISC_UCAST_TX = 0x2,
349 ICE_PROMISC_MCAST_RX = 0x4,
350 ICE_PROMISC_MCAST_TX = 0x8,
351 ICE_PROMISC_BCAST_RX = 0x10,
352 ICE_PROMISC_BCAST_TX = 0x20,
353 ICE_PROMISC_VLAN_RX = 0x40,
354 ICE_PROMISC_VLAN_TX = 0x80,
357 /* VSI related commands */
359 ice_aq_add_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
360 struct ice_sq_cd *cd);
362 ice_aq_free_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
363 bool keep_vsi_alloc, struct ice_sq_cd *cd);
365 ice_aq_update_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
366 struct ice_sq_cd *cd);
368 ice_add_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
369 struct ice_sq_cd *cd);
371 ice_free_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
372 bool keep_vsi_alloc, struct ice_sq_cd *cd);
374 ice_update_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
375 struct ice_sq_cd *cd);
376 struct ice_vsi_ctx *ice_get_vsi_ctx(struct ice_hw *hw, u16 vsi_handle);
377 void ice_clear_all_vsi_ctx(struct ice_hw *hw);
379 ice_aq_get_vsi_params(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
380 struct ice_sq_cd *cd);
382 ice_aq_add_update_mir_rule(struct ice_hw *hw, u16 rule_type, u16 dest_vsi,
383 u16 count, struct ice_mir_rule_buf *mr_buf,
384 struct ice_sq_cd *cd, u16 *rule_id);
386 ice_aq_delete_mir_rule(struct ice_hw *hw, u16 rule_id, bool keep_allocd,
387 struct ice_sq_cd *cd);
389 ice_aq_get_storm_ctrl(struct ice_hw *hw, u32 *bcast_thresh, u32 *mcast_thresh,
392 ice_aq_set_storm_ctrl(struct ice_hw *hw, u32 bcast_thresh, u32 mcast_thresh,
395 enum ice_status ice_get_initial_sw_cfg(struct ice_hw *hw);
398 ice_alloc_vlan_res_counter(struct ice_hw *hw, u16 *counter_id);
400 ice_free_vlan_res_counter(struct ice_hw *hw, u16 counter_id);
402 /* Switch/bridge related commands */
403 enum ice_status ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
405 ice_alloc_sw(struct ice_hw *hw, bool ena_stats, bool shared_res, u16 *sw_id,
408 ice_free_sw(struct ice_hw *hw, u16 sw_id, u16 counter_id);
410 ice_aq_get_res_alloc(struct ice_hw *hw, u16 *num_entries, void *buf,
411 u16 buf_size, struct ice_sq_cd *cd);
413 ice_aq_get_res_descs(struct ice_hw *hw, u16 num_entries,
414 struct ice_aqc_get_allocd_res_desc_resp *buf,
415 u16 buf_size, u16 res_type, bool res_shared, u16 *desc_id,
416 struct ice_sq_cd *cd);
418 ice_add_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_list);
420 ice_remove_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *v_list);
421 void ice_rem_all_sw_rules_info(struct ice_hw *hw);
422 enum ice_status ice_add_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_lst);
423 enum ice_status ice_remove_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_lst);
425 ice_add_eth_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *em_list);
427 ice_remove_eth_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *em_list);
430 ice_add_mac_with_sw_marker(struct ice_hw *hw, struct ice_fltr_info *f_info,
433 ice_add_mac_with_counter(struct ice_hw *hw, struct ice_fltr_info *f_info);
434 void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle);
436 /* Promisc/defport setup for VSIs */
438 ice_cfg_dflt_vsi(struct ice_port_info *pi, u16 vsi_handle, bool set,
441 ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
444 ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
447 ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
448 bool rm_vlan_promisc);
450 /* Get VSIs Promisc/defport settings */
452 ice_get_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 *promisc_mask,
455 ice_get_vsi_vlan_promisc(struct ice_hw *hw, u16 vsi_handle, u8 *promisc_mask,
458 enum ice_status ice_replay_all_fltr(struct ice_hw *hw);
461 ice_init_def_sw_recp(struct ice_hw *hw, struct ice_sw_recipe **recp_list);
462 u16 ice_get_hw_vsi_num(struct ice_hw *hw, u16 vsi_handle);
463 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
465 enum ice_status ice_replay_vsi_all_fltr(struct ice_hw *hw, u16 vsi_handle);
466 void ice_rm_all_sw_replay_rule_info(struct ice_hw *hw);
468 #endif /* _ICE_SWITCH_H_ */