1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2020
8 #include "ice_common.h"
9 #include "ice_protocol_type.h"
11 #define ICE_SW_CFG_MAX_BUF_LEN 2048
12 #define ICE_MAX_SW 256
13 #define ICE_DFLT_VSI_INVAL 0xff
14 #define ICE_FLTR_RX BIT(0)
15 #define ICE_FLTR_TX BIT(1)
16 #define ICE_FLTR_TX_RX (ICE_FLTR_RX | ICE_FLTR_TX)
18 /* Switch Profile IDs for Profile related switch rules */
19 #define ICE_PROFID_IPV6_ESP 72
20 #define ICE_PROFID_IPV6_AH 74
21 #define ICE_PROFID_MAC_IPV6_L2TPV3 78
23 /* Worst case buffer length for ice_aqc_opc_get_res_alloc */
24 #define ICE_MAX_RES_TYPES 0x80
25 #define ICE_AQ_GET_RES_ALLOC_BUF_LEN \
26 (ICE_MAX_RES_TYPES * sizeof(struct ice_aqc_get_res_resp_elem))
28 #define ICE_VSI_INVAL_ID 0xFFFF
29 #define ICE_INVAL_Q_HANDLE 0xFFFF
31 /* VSI context structure for add/get/update/free operations */
37 struct ice_aqc_vsi_props info;
38 struct ice_sched_vsi_info sched;
40 u16 num_lan_q_entries[ICE_MAX_TRAFFIC_CLASS];
41 struct ice_q_ctx *lan_q_ctx[ICE_MAX_TRAFFIC_CLASS];
44 /* This is to be used by add/update mirror rule Admin Queue command */
45 struct ice_mir_rule_buf {
46 u16 vsi_idx; /* VSI index */
48 /* For each VSI, user can specify whether corresponding VSI
49 * should be added/removed to/from mirror rule
51 * add mirror rule: this should always be TRUE.
52 * update mirror rule: add(true) or remove(false) VSI to/from
58 /* Switch recipe ID enum values are specific to hardware */
59 enum ice_sw_lkup_type {
60 ICE_SW_LKUP_ETHERTYPE = 0,
62 ICE_SW_LKUP_MAC_VLAN = 2,
63 ICE_SW_LKUP_PROMISC = 3,
66 ICE_SW_LKUP_ETHERTYPE_MAC = 8,
67 ICE_SW_LKUP_PROMISC_VLAN = 9,
71 /* type of filter src ID */
73 ICE_SRC_ID_UNKNOWN = 0,
79 struct ice_fltr_info {
80 /* Look up information: how to look up packet */
81 enum ice_sw_lkup_type lkup_type;
82 /* Forward action: filter action to do after lookup */
83 enum ice_sw_fwd_act_type fltr_act;
84 /* rule ID returned by firmware once filter rule is created */
88 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
90 enum ice_src_id src_id;
94 u8 mac_addr[ETH_ALEN];
97 u8 mac_addr[ETH_ALEN];
103 /* Set lkup_type as ICE_SW_LKUP_ETHERTYPE
104 * if just using ethertype as filter. Set lkup_type as
105 * ICE_SW_LKUP_ETHERTYPE_MAC if MAC also needs to be
106 * passed in as filter.
110 u8 mac_addr[ETH_ALEN]; /* optional */
112 } l_data; /* Make sure to zero out the memory of l_data before using
113 * it or only set the data associated with lookup match
114 * rest everything should be zero
117 /* Depending on filter action */
119 /* queue ID in case of ICE_FWD_TO_Q and starting
120 * queue ID in case of ICE_FWD_TO_QGRP.
131 /* Set to num_queues if action is ICE_FWD_TO_QGRP. This field
132 * determines the range of queues the packet needs to be forwarded to.
133 * Note that qgrp_size must be set to a power of 2.
137 /* Rule creations populate these indicators basing on the switch type */
138 u8 lb_en; /* Indicate if packet can be looped back */
139 u8 lan_en; /* Indicate if packet can be forwarded to the uplink */
142 struct ice_adv_lkup_elem {
143 enum ice_protocol_type type;
144 union ice_prot_hdr h_u; /* Header values */
145 union ice_prot_hdr m_u; /* Mask of header values to match */
148 struct ice_sw_act_ctrl {
149 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
152 enum ice_sw_fwd_act_type fltr_act;
153 /* Depending on filter action */
155 /* This is a queue ID in case of ICE_FWD_TO_Q and starting
156 * queue ID in case of ICE_FWD_TO_QGRP.
163 /* software VSI handle */
168 struct ice_rule_query_data {
169 /* Recipe ID for which the requested rule was added */
171 /* Rule ID that was added or is supposed to be removed */
173 /* vsi_handle for which Rule was added or is supposed to be removed */
177 struct ice_adv_rule_info {
178 enum ice_sw_tunnel_type tun_type;
179 struct ice_sw_act_ctrl sw_act;
181 u8 rx; /* true means LOOKUP_RX otherwise LOOKUP_TX */
185 /* A collection of one or more four word recipe */
186 struct ice_sw_recipe {
187 /* For a chained recipe the root recipe is what should be used for
194 /* Number of extraction words */
196 /* Protocol ID and Offset pair (extraction word) to describe the
199 struct ice_fv_word ext_words[ICE_MAX_CHAIN_WORDS];
200 u16 word_masks[ICE_MAX_CHAIN_WORDS];
202 /* if this recipe is a collection of other recipe */
205 /* if this recipe is part of another bigger recipe then chain index
206 * corresponding to this recipe
210 /* if this recipe is a collection of other recipe then count of other
211 * recipes and recipe IDs of those recipes
215 /* Bit map specifying the IDs associated with this group of recipe */
216 ice_declare_bitmap(r_bitmap, ICE_MAX_NUM_RECIPES);
218 enum ice_sw_tunnel_type tun_type;
220 /* List of type ice_fltr_mgmt_list_entry or adv_rule */
222 struct LIST_HEAD_TYPE filt_rules;
223 struct LIST_HEAD_TYPE filt_replay_rules;
225 struct ice_lock filt_rule_lock; /* protect filter rule structure */
227 /* Profiles this recipe should be associated with */
228 struct LIST_HEAD_TYPE fv_list;
230 /* Profiles this recipe is associated with */
231 u8 num_profs, *prof_ids;
233 /* Possible result indexes are 44, 45, 46 and 47 */
234 #define ICE_POSSIBLE_RES_IDX 0x0000F00000000000ULL
235 ice_declare_bitmap(res_idxs, ICE_MAX_FV_WORDS);
237 /* This allows user to specify the recipe priority.
238 * For now, this becomes 'fwd_priority' when recipe
239 * is created, usually recipes can have 'fwd' and 'join'
244 struct LIST_HEAD_TYPE rg_list;
246 /* AQ buffer associated with this recipe */
247 struct ice_aqc_recipe_data_elem *root_buf;
248 /* This struct saves the fv_words for a given lookup */
249 struct ice_prot_lkup_ext lkup_exts;
252 /* Bookkeeping structure to hold bitmap of VSIs corresponding to VSI list ID */
253 struct ice_vsi_list_map_info {
254 struct LIST_ENTRY_TYPE list_entry;
255 ice_declare_bitmap(vsi_map, ICE_MAX_VSI);
257 /* counter to track how many rules are reusing this VSI list */
261 struct ice_fltr_list_entry {
262 struct LIST_ENTRY_TYPE list_entry;
263 enum ice_status status;
264 struct ice_fltr_info fltr_info;
267 /* This defines an entry in the list that maintains MAC or VLAN membership
268 * to HW list mapping, since multiple VSIs can subscribe to the same MAC or
269 * VLAN. As an optimization the VSI list should be created only when a
270 * second VSI becomes a subscriber to the same MAC address. VSI lists are always
271 * used for VLAN membership.
273 struct ice_fltr_mgmt_list_entry {
274 /* back pointer to VSI list ID to VSI list mapping */
275 struct ice_vsi_list_map_info *vsi_list_info;
277 #define ICE_INVAL_LG_ACT_INDEX 0xffff
279 #define ICE_INVAL_SW_MARKER_ID 0xffff
281 struct LIST_ENTRY_TYPE list_entry;
282 struct ice_fltr_info fltr_info;
283 #define ICE_INVAL_COUNTER_ID 0xff
287 struct ice_adv_fltr_mgmt_list_entry {
288 struct LIST_ENTRY_TYPE list_entry;
290 struct ice_adv_lkup_elem *lkups;
291 struct ice_adv_rule_info rule_info;
293 struct ice_vsi_list_map_info *vsi_list_info;
297 enum ice_promisc_flags {
298 ICE_PROMISC_UCAST_RX = 0x1,
299 ICE_PROMISC_UCAST_TX = 0x2,
300 ICE_PROMISC_MCAST_RX = 0x4,
301 ICE_PROMISC_MCAST_TX = 0x8,
302 ICE_PROMISC_BCAST_RX = 0x10,
303 ICE_PROMISC_BCAST_TX = 0x20,
304 ICE_PROMISC_VLAN_RX = 0x40,
305 ICE_PROMISC_VLAN_TX = 0x80,
308 /* VSI related commands */
310 ice_aq_add_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
311 struct ice_sq_cd *cd);
313 ice_aq_free_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
314 bool keep_vsi_alloc, struct ice_sq_cd *cd);
316 ice_aq_update_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
317 struct ice_sq_cd *cd);
319 ice_add_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
320 struct ice_sq_cd *cd);
322 ice_free_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
323 bool keep_vsi_alloc, struct ice_sq_cd *cd);
325 ice_update_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
326 struct ice_sq_cd *cd);
327 struct ice_vsi_ctx *ice_get_vsi_ctx(struct ice_hw *hw, u16 vsi_handle);
328 void ice_clear_all_vsi_ctx(struct ice_hw *hw);
330 ice_aq_get_vsi_params(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
331 struct ice_sq_cd *cd);
333 ice_aq_add_update_mir_rule(struct ice_hw *hw, u16 rule_type, u16 dest_vsi,
334 u16 count, struct ice_mir_rule_buf *mr_buf,
335 struct ice_sq_cd *cd, u16 *rule_id);
337 ice_aq_delete_mir_rule(struct ice_hw *hw, u16 rule_id, bool keep_allocd,
338 struct ice_sq_cd *cd);
340 ice_aq_get_storm_ctrl(struct ice_hw *hw, u32 *bcast_thresh, u32 *mcast_thresh,
343 ice_aq_set_storm_ctrl(struct ice_hw *hw, u32 bcast_thresh, u32 mcast_thresh,
346 enum ice_status ice_get_initial_sw_cfg(struct ice_hw *hw);
349 ice_alloc_vlan_res_counter(struct ice_hw *hw, u16 *counter_id);
351 ice_free_vlan_res_counter(struct ice_hw *hw, u16 counter_id);
353 ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
356 ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
359 /* Switch/bridge related commands */
360 enum ice_status ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
362 ice_alloc_sw(struct ice_hw *hw, bool ena_stats, bool shared_res, u16 *sw_id,
365 ice_free_sw(struct ice_hw *hw, u16 sw_id, u16 counter_id);
367 ice_aq_get_res_alloc(struct ice_hw *hw, u16 *num_entries, void *buf,
368 u16 buf_size, struct ice_sq_cd *cd);
370 ice_aq_get_res_descs(struct ice_hw *hw, u16 num_entries,
371 struct ice_aqc_get_allocd_res_desc_resp *buf,
372 u16 buf_size, u16 res_type, bool res_shared, u16 *desc_id,
373 struct ice_sq_cd *cd);
375 ice_add_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_list);
377 ice_remove_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *v_list);
378 void ice_rem_all_sw_rules_info(struct ice_hw *hw);
379 enum ice_status ice_add_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_lst);
380 enum ice_status ice_remove_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_lst);
382 ice_add_eth_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *em_list);
384 ice_remove_eth_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *em_list);
386 ice_add_mac_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_list);
388 ice_remove_mac_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *v_list);
391 ice_add_mac_with_sw_marker(struct ice_hw *hw, struct ice_fltr_info *f_info,
394 ice_add_mac_with_counter(struct ice_hw *hw, struct ice_fltr_info *f_info);
395 void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle);
397 /* Promisc/defport setup for VSIs */
399 ice_cfg_dflt_vsi(struct ice_port_info *pi, u16 vsi_handle, bool set,
402 ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
405 ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
408 ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
409 bool rm_vlan_promisc);
411 /* Get VSIs Promisc/defport settings */
413 ice_get_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 *promisc_mask,
416 ice_get_vsi_vlan_promisc(struct ice_hw *hw, u16 vsi_handle, u8 *promisc_mask,
420 ice_aq_add_recipe(struct ice_hw *hw,
421 struct ice_aqc_recipe_data_elem *s_recipe_list,
422 u16 num_recipes, struct ice_sq_cd *cd);
425 ice_aq_get_recipe(struct ice_hw *hw,
426 struct ice_aqc_recipe_data_elem *s_recipe_list,
427 u16 *num_recipes, u16 recipe_root, struct ice_sq_cd *cd);
429 ice_aq_map_recipe_to_profile(struct ice_hw *hw, u32 profile_id, u8 *r_bitmap,
430 struct ice_sq_cd *cd);
433 ice_aq_get_recipe_to_profile(struct ice_hw *hw, u32 profile_id, u8 *r_bitmap,
434 struct ice_sq_cd *cd);
436 enum ice_status ice_alloc_recipe(struct ice_hw *hw, u16 *recipe_id);
438 ice_add_adv_rule(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups,
439 u16 lkups_cnt, struct ice_adv_rule_info *rinfo,
440 struct ice_rule_query_data *added_entry);
442 ice_rem_adv_rule_for_vsi(struct ice_hw *hw, u16 vsi_handle);
444 ice_rem_adv_rule_by_id(struct ice_hw *hw,
445 struct ice_rule_query_data *remove_entry);
447 ice_rem_adv_rule(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups,
448 u16 lkups_cnt, struct ice_adv_rule_info *rinfo);
450 enum ice_status ice_replay_all_fltr(struct ice_hw *hw);
453 ice_init_def_sw_recp(struct ice_hw *hw, struct ice_sw_recipe **recp_list);
454 u16 ice_get_hw_vsi_num(struct ice_hw *hw, u16 vsi_handle);
455 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
457 enum ice_status ice_replay_vsi_all_fltr(struct ice_hw *hw, u16 vsi_handle);
458 void ice_rm_all_sw_replay_rule_info(struct ice_hw *hw);
460 #endif /* _ICE_SWITCH_H_ */