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 #define DUMMY_ETH_HDR_LEN 16
24 #define ICE_SW_RULE_RX_TX_ETH_HDR_SIZE \
25 (sizeof(struct ice_aqc_sw_rules_elem) - \
26 sizeof(((struct ice_aqc_sw_rules_elem *)0)->pdata) + \
27 sizeof(struct ice_sw_rule_lkup_rx_tx) + DUMMY_ETH_HDR_LEN - 1)
28 #define ICE_SW_RULE_RX_TX_NO_HDR_SIZE \
29 (sizeof(struct ice_aqc_sw_rules_elem) - \
30 sizeof(((struct ice_aqc_sw_rules_elem *)0)->pdata) + \
31 sizeof(struct ice_sw_rule_lkup_rx_tx) - 1)
32 #define ICE_SW_RULE_LG_ACT_SIZE(n) \
33 (sizeof(struct ice_aqc_sw_rules_elem) - \
34 sizeof(((struct ice_aqc_sw_rules_elem *)0)->pdata) + \
35 sizeof(struct ice_sw_rule_lg_act) - \
36 sizeof(((struct ice_sw_rule_lg_act *)0)->act) + \
37 ((n) * sizeof(((struct ice_sw_rule_lg_act *)0)->act)))
38 #define ICE_SW_RULE_VSI_LIST_SIZE(n) \
39 (sizeof(struct ice_aqc_sw_rules_elem) - \
40 sizeof(((struct ice_aqc_sw_rules_elem *)0)->pdata) + \
41 sizeof(struct ice_sw_rule_vsi_list) - \
42 sizeof(((struct ice_sw_rule_vsi_list *)0)->vsi) + \
43 ((n) * sizeof(((struct ice_sw_rule_vsi_list *)0)->vsi)))
45 /* Worst case buffer length for ice_aqc_opc_get_res_alloc */
46 #define ICE_MAX_RES_TYPES 0x80
47 #define ICE_AQ_GET_RES_ALLOC_BUF_LEN \
48 (ICE_MAX_RES_TYPES * sizeof(struct ice_aqc_get_res_resp_elem))
50 #define ICE_VSI_INVAL_ID 0xFFFF
51 #define ICE_INVAL_Q_HANDLE 0xFFFF
53 /* VSI context structure for add/get/update/free operations */
59 struct ice_aqc_vsi_props info;
60 struct ice_sched_vsi_info sched;
62 u16 num_lan_q_entries[ICE_MAX_TRAFFIC_CLASS];
63 struct ice_q_ctx *lan_q_ctx[ICE_MAX_TRAFFIC_CLASS];
66 /* This is to be used by add/update mirror rule Admin Queue command */
67 struct ice_mir_rule_buf {
68 u16 vsi_idx; /* VSI index */
70 /* For each VSI, user can specify whether corresponding VSI
71 * should be added/removed to/from mirror rule
73 * add mirror rule: this should always be TRUE.
74 * update mirror rule: add(true) or remove(false) VSI to/from
80 /* Switch recipe ID enum values are specific to hardware */
81 enum ice_sw_lkup_type {
82 ICE_SW_LKUP_ETHERTYPE = 0,
84 ICE_SW_LKUP_MAC_VLAN = 2,
85 ICE_SW_LKUP_PROMISC = 3,
88 ICE_SW_LKUP_ETHERTYPE_MAC = 8,
89 ICE_SW_LKUP_PROMISC_VLAN = 9,
93 /* type of filter src ID */
95 ICE_SRC_ID_UNKNOWN = 0,
101 struct ice_fltr_info {
102 /* Look up information: how to look up packet */
103 enum ice_sw_lkup_type lkup_type;
104 /* Forward action: filter action to do after lookup */
105 enum ice_sw_fwd_act_type fltr_act;
106 /* rule ID returned by firmware once filter rule is created */
110 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
112 enum ice_src_id src_id;
116 u8 mac_addr[ETH_ALEN];
119 u8 mac_addr[ETH_ALEN];
125 /* Set lkup_type as ICE_SW_LKUP_ETHERTYPE
126 * if just using ethertype as filter. Set lkup_type as
127 * ICE_SW_LKUP_ETHERTYPE_MAC if MAC also needs to be
128 * passed in as filter.
132 u8 mac_addr[ETH_ALEN]; /* optional */
134 } l_data; /* Make sure to zero out the memory of l_data before using
135 * it or only set the data associated with lookup match
136 * rest everything should be zero
139 /* Depending on filter action */
141 /* queue ID in case of ICE_FWD_TO_Q and starting
142 * queue ID in case of ICE_FWD_TO_QGRP.
153 /* Set to num_queues if action is ICE_FWD_TO_QGRP. This field
154 * determines the range of queues the packet needs to be forwarded to.
155 * Note that qgrp_size must be set to a power of 2.
159 /* Rule creations populate these indicators basing on the switch type */
160 u8 lb_en; /* Indicate if packet can be looped back */
161 u8 lan_en; /* Indicate if packet can be forwarded to the uplink */
164 struct ice_adv_lkup_elem {
165 enum ice_protocol_type type;
166 union ice_prot_hdr h_u; /* Header values */
167 union ice_prot_hdr m_u; /* Mask of header values to match */
170 struct ice_sw_act_ctrl {
171 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
174 enum ice_sw_fwd_act_type fltr_act;
175 /* Depending on filter action */
177 /* This is a queue ID in case of ICE_FWD_TO_Q and starting
178 * queue ID in case of ICE_FWD_TO_QGRP.
185 /* software VSI handle */
190 struct ice_rule_query_data {
191 /* Recipe ID for which the requested rule was added */
193 /* Rule ID that was added or is supposed to be removed */
195 /* vsi_handle for which Rule was added or is supposed to be removed */
199 struct ice_adv_rule_info {
200 enum ice_sw_tunnel_type tun_type;
201 struct ice_sw_act_ctrl sw_act;
203 u8 rx; /* true means LOOKUP_RX otherwise LOOKUP_TX */
207 /* A collection of one or more four word recipe */
208 struct ice_sw_recipe {
209 /* For a chained recipe the root recipe is what should be used for
216 /* Number of extraction words */
218 /* Protocol ID and Offset pair (extraction word) to describe the
221 struct ice_fv_word ext_words[ICE_MAX_CHAIN_WORDS];
222 u16 word_masks[ICE_MAX_CHAIN_WORDS];
224 /* if this recipe is a collection of other recipe */
227 /* if this recipe is part of another bigger recipe then chain index
228 * corresponding to this recipe
232 /* if this recipe is a collection of other recipe then count of other
233 * recipes and recipe IDs of those recipes
237 /* Bit map specifying the IDs associated with this group of recipe */
238 ice_declare_bitmap(r_bitmap, ICE_MAX_NUM_RECIPES);
240 enum ice_sw_tunnel_type tun_type;
242 /* List of type ice_fltr_mgmt_list_entry or adv_rule */
244 struct LIST_HEAD_TYPE filt_rules;
245 struct LIST_HEAD_TYPE filt_replay_rules;
247 struct ice_lock filt_rule_lock; /* protect filter rule structure */
249 /* Profiles this recipe should be associated with */
250 struct LIST_HEAD_TYPE fv_list;
252 /* Profiles this recipe is associated with */
253 u8 num_profs, *prof_ids;
255 /* Possible result indexes are 44, 45, 46 and 47 */
256 #define ICE_POSSIBLE_RES_IDX 0x0000F00000000000ULL
257 ice_declare_bitmap(res_idxs, ICE_MAX_FV_WORDS);
259 /* This allows user to specify the recipe priority.
260 * For now, this becomes 'fwd_priority' when recipe
261 * is created, usually recipes can have 'fwd' and 'join'
266 struct LIST_HEAD_TYPE rg_list;
268 /* AQ buffer associated with this recipe */
269 struct ice_aqc_recipe_data_elem *root_buf;
270 /* This struct saves the fv_words for a given lookup */
271 struct ice_prot_lkup_ext lkup_exts;
274 /* Bookkeeping structure to hold bitmap of VSIs corresponding to VSI list ID */
275 struct ice_vsi_list_map_info {
276 struct LIST_ENTRY_TYPE list_entry;
277 ice_declare_bitmap(vsi_map, ICE_MAX_VSI);
279 /* counter to track how many rules are reusing this VSI list */
283 struct ice_fltr_list_entry {
284 struct LIST_ENTRY_TYPE list_entry;
285 enum ice_status status;
286 struct ice_fltr_info fltr_info;
289 /* This defines an entry in the list that maintains MAC or VLAN membership
290 * to HW list mapping, since multiple VSIs can subscribe to the same MAC or
291 * VLAN. As an optimization the VSI list should be created only when a
292 * second VSI becomes a subscriber to the same MAC address. VSI lists are always
293 * used for VLAN membership.
295 struct ice_fltr_mgmt_list_entry {
296 /* back pointer to VSI list ID to VSI list mapping */
297 struct ice_vsi_list_map_info *vsi_list_info;
299 #define ICE_INVAL_LG_ACT_INDEX 0xffff
301 #define ICE_INVAL_SW_MARKER_ID 0xffff
303 struct LIST_ENTRY_TYPE list_entry;
304 struct ice_fltr_info fltr_info;
305 #define ICE_INVAL_COUNTER_ID 0xff
309 struct ice_adv_fltr_mgmt_list_entry {
310 struct LIST_ENTRY_TYPE list_entry;
312 struct ice_adv_lkup_elem *lkups;
313 struct ice_adv_rule_info rule_info;
315 struct ice_vsi_list_map_info *vsi_list_info;
319 enum ice_promisc_flags {
320 ICE_PROMISC_UCAST_RX = 0x1,
321 ICE_PROMISC_UCAST_TX = 0x2,
322 ICE_PROMISC_MCAST_RX = 0x4,
323 ICE_PROMISC_MCAST_TX = 0x8,
324 ICE_PROMISC_BCAST_RX = 0x10,
325 ICE_PROMISC_BCAST_TX = 0x20,
326 ICE_PROMISC_VLAN_RX = 0x40,
327 ICE_PROMISC_VLAN_TX = 0x80,
330 /* VSI related commands */
332 ice_aq_add_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
333 struct ice_sq_cd *cd);
335 ice_aq_free_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
336 bool keep_vsi_alloc, struct ice_sq_cd *cd);
338 ice_aq_update_vsi(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
339 struct ice_sq_cd *cd);
341 ice_add_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
342 struct ice_sq_cd *cd);
344 ice_free_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
345 bool keep_vsi_alloc, struct ice_sq_cd *cd);
347 ice_update_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
348 struct ice_sq_cd *cd);
349 struct ice_vsi_ctx *ice_get_vsi_ctx(struct ice_hw *hw, u16 vsi_handle);
350 void ice_clear_all_vsi_ctx(struct ice_hw *hw);
352 ice_aq_get_vsi_params(struct ice_hw *hw, struct ice_vsi_ctx *vsi_ctx,
353 struct ice_sq_cd *cd);
355 ice_aq_add_update_mir_rule(struct ice_hw *hw, u16 rule_type, u16 dest_vsi,
356 u16 count, struct ice_mir_rule_buf *mr_buf,
357 struct ice_sq_cd *cd, u16 *rule_id);
359 ice_aq_delete_mir_rule(struct ice_hw *hw, u16 rule_id, bool keep_allocd,
360 struct ice_sq_cd *cd);
362 ice_aq_get_storm_ctrl(struct ice_hw *hw, u32 *bcast_thresh, u32 *mcast_thresh,
365 ice_aq_set_storm_ctrl(struct ice_hw *hw, u32 bcast_thresh, u32 mcast_thresh,
368 enum ice_status ice_get_initial_sw_cfg(struct ice_hw *hw);
371 ice_alloc_vlan_res_counter(struct ice_hw *hw, u16 *counter_id);
373 ice_free_vlan_res_counter(struct ice_hw *hw, u16 counter_id);
375 ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
378 ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
381 /* Switch/bridge related commands */
382 enum ice_status ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
384 ice_alloc_sw(struct ice_hw *hw, bool ena_stats, bool shared_res, u16 *sw_id,
387 ice_free_sw(struct ice_hw *hw, u16 sw_id, u16 counter_id);
389 ice_aq_get_res_alloc(struct ice_hw *hw, u16 *num_entries, void *buf,
390 u16 buf_size, struct ice_sq_cd *cd);
392 ice_aq_get_res_descs(struct ice_hw *hw, u16 num_entries,
393 struct ice_aqc_get_allocd_res_desc_resp *buf,
394 u16 buf_size, u16 res_type, bool res_shared, u16 *desc_id,
395 struct ice_sq_cd *cd);
397 ice_add_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_list);
399 ice_remove_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *v_list);
400 void ice_rem_all_sw_rules_info(struct ice_hw *hw);
401 enum ice_status ice_add_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_lst);
402 enum ice_status ice_remove_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_lst);
404 ice_add_eth_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *em_list);
406 ice_remove_eth_mac(struct ice_hw *hw, struct LIST_HEAD_TYPE *em_list);
408 ice_add_mac_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *m_list);
410 ice_remove_mac_vlan(struct ice_hw *hw, struct LIST_HEAD_TYPE *v_list);
413 ice_add_mac_with_sw_marker(struct ice_hw *hw, struct ice_fltr_info *f_info,
416 ice_add_mac_with_counter(struct ice_hw *hw, struct ice_fltr_info *f_info);
417 void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle);
419 /* Promisc/defport setup for VSIs */
421 ice_cfg_dflt_vsi(struct ice_port_info *pi, u16 vsi_handle, bool set,
424 ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
427 ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
430 ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
431 bool rm_vlan_promisc);
433 /* Get VSIs Promisc/defport settings */
435 ice_get_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 *promisc_mask,
438 ice_get_vsi_vlan_promisc(struct ice_hw *hw, u16 vsi_handle, u8 *promisc_mask,
442 ice_aq_add_recipe(struct ice_hw *hw,
443 struct ice_aqc_recipe_data_elem *s_recipe_list,
444 u16 num_recipes, struct ice_sq_cd *cd);
447 ice_aq_get_recipe(struct ice_hw *hw,
448 struct ice_aqc_recipe_data_elem *s_recipe_list,
449 u16 *num_recipes, u16 recipe_root, struct ice_sq_cd *cd);
451 ice_aq_map_recipe_to_profile(struct ice_hw *hw, u32 profile_id, u8 *r_bitmap,
452 struct ice_sq_cd *cd);
455 ice_aq_get_recipe_to_profile(struct ice_hw *hw, u32 profile_id, u8 *r_bitmap,
456 struct ice_sq_cd *cd);
458 enum ice_status ice_alloc_recipe(struct ice_hw *hw, u16 *recipe_id);
460 ice_add_adv_rule(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups,
461 u16 lkups_cnt, struct ice_adv_rule_info *rinfo,
462 struct ice_rule_query_data *added_entry);
464 ice_rem_adv_rule_for_vsi(struct ice_hw *hw, u16 vsi_handle);
466 ice_rem_adv_rule_by_id(struct ice_hw *hw,
467 struct ice_rule_query_data *remove_entry);
469 ice_rem_adv_rule(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups,
470 u16 lkups_cnt, struct ice_adv_rule_info *rinfo);
472 enum ice_status ice_replay_all_fltr(struct ice_hw *hw);
475 ice_init_def_sw_recp(struct ice_hw *hw, struct ice_sw_recipe **recp_list);
476 u16 ice_get_hw_vsi_num(struct ice_hw *hw, u16 vsi_handle);
477 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
479 enum ice_status ice_replay_vsi_all_fltr(struct ice_hw *hw, u16 vsi_handle);
480 void ice_rm_all_sw_replay_rule_info(struct ice_hw *hw);
482 #endif /* _ICE_SWITCH_H_ */