1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2018, Intel Corporation. */
7 #include "ice_common.h"
9 #define ICE_SW_CFG_MAX_BUF_LEN 2048
10 #define ICE_DFLT_VSI_INVAL 0xff
11 #define ICE_FLTR_RX BIT(0)
12 #define ICE_FLTR_TX BIT(1)
13 #define ICE_VSI_INVAL_ID 0xffff
14 #define ICE_INVAL_Q_HANDLE 0xFFFF
16 /* Switch Profile IDs for Profile related switch rules */
17 #define ICE_PROFID_IPV4_GTPC_TEID 41
18 #define ICE_PROFID_IPV4_GTPC_NO_TEID 42
19 #define ICE_PROFID_IPV4_GTPU_TEID 43
20 #define ICE_PROFID_IPV6_GTPC_TEID 44
21 #define ICE_PROFID_IPV6_GTPC_NO_TEID 45
22 #define ICE_PROFID_IPV6_GTPU_TEID 46
23 #define ICE_PROFID_IPV6_GTPU_IPV6_TCP_INNER 70
25 /* VSI context structure for add/get/update/free operations */
31 struct ice_aqc_vsi_props info;
32 struct ice_sched_vsi_info sched;
35 u16 num_lan_q_entries[ICE_MAX_TRAFFIC_CLASS];
36 struct ice_q_ctx *lan_q_ctx[ICE_MAX_TRAFFIC_CLASS];
37 u16 num_rdma_q_entries[ICE_MAX_TRAFFIC_CLASS];
38 struct ice_q_ctx *rdma_q_ctx[ICE_MAX_TRAFFIC_CLASS];
41 /* Switch recipe ID enum values are specific to hardware */
42 enum ice_sw_lkup_type {
43 ICE_SW_LKUP_ETHERTYPE = 0,
45 ICE_SW_LKUP_MAC_VLAN = 2,
46 ICE_SW_LKUP_PROMISC = 3,
49 ICE_SW_LKUP_ETHERTYPE_MAC = 8,
50 ICE_SW_LKUP_PROMISC_VLAN = 9,
54 /* type of filter src ID */
56 ICE_SRC_ID_UNKNOWN = 0,
62 struct ice_fltr_info {
63 /* Look up information: how to look up packet */
64 enum ice_sw_lkup_type lkup_type;
65 /* Forward action: filter action to do after lookup */
66 enum ice_sw_fwd_act_type fltr_act;
67 /* rule ID returned by firmware once filter rule is created */
71 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
73 enum ice_src_id src_id;
77 u8 mac_addr[ETH_ALEN];
80 u8 mac_addr[ETH_ALEN];
88 /* Set lkup_type as ICE_SW_LKUP_ETHERTYPE
89 * if just using ethertype as filter. Set lkup_type as
90 * ICE_SW_LKUP_ETHERTYPE_MAC if MAC also needs to be
91 * passed in as filter.
95 u8 mac_addr[ETH_ALEN]; /* optional */
97 } l_data; /* Make sure to zero out the memory of l_data before using
98 * it or only set the data associated with lookup match
99 * rest everything should be zero
102 /* Depending on filter action */
104 /* queue ID in case of ICE_FWD_TO_Q and starting
105 * queue ID in case of ICE_FWD_TO_QGRP.
115 /* Set to num_queues if action is ICE_FWD_TO_QGRP. This field
116 * determines the range of queues the packet needs to be forwarded to.
117 * Note that qgrp_size must be set to a power of 2.
121 /* Rule creations populate these indicators basing on the switch type */
122 u8 lb_en; /* Indicate if packet can be looped back */
123 u8 lan_en; /* Indicate if packet can be forwarded to the uplink */
126 struct ice_update_recipe_lkup_idx_params {
135 struct ice_adv_lkup_elem {
136 enum ice_protocol_type type;
138 union ice_prot_hdr h_u; /* Header values */
139 /* Used to iterate over the headers */
140 u16 h_raw[sizeof(union ice_prot_hdr) / sizeof(u16)];
143 union ice_prot_hdr m_u; /* Mask of header values to match */
144 /* Used to iterate over header mask */
145 u16 m_raw[sizeof(union ice_prot_hdr) / sizeof(u16)];
149 struct ice_sw_act_ctrl {
150 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
153 enum ice_sw_fwd_act_type fltr_act;
154 /* Depending on filter action */
156 /* This is a queue ID in case of ICE_FWD_TO_Q and starting
157 * queue ID in case of ICE_FWD_TO_QGRP.
164 /* software VSI handle */
169 struct ice_rule_query_data {
170 /* Recipe ID for which the requested rule was added */
172 /* Rule ID that was added or is supposed to be removed */
174 /* vsi_handle for which Rule was added or is supposed to be removed */
178 /* This structure allows to pass info about lb_en and lan_en
179 * flags to ice_add_adv_rule. Values in act would be used
180 * only if act_valid was set to true, otherwise default
181 * values would be used.
183 struct ice_adv_rule_flags_info {
185 u8 act_valid; /* indicate if flags in act are valid */
188 struct ice_adv_rule_info {
189 /* Store metadata values in rule info */
190 enum ice_sw_tunnel_type tun_type;
195 struct ice_sw_act_ctrl sw_act;
196 struct ice_adv_rule_flags_info flags_info;
199 /* A collection of one or more four word recipe */
200 struct ice_sw_recipe {
201 /* For a chained recipe the root recipe is what should be used for
208 /* Number of extraction words */
210 /* Protocol ID and Offset pair (extraction word) to describe the
213 struct ice_fv_word ext_words[ICE_MAX_CHAIN_WORDS];
214 u16 word_masks[ICE_MAX_CHAIN_WORDS];
216 /* if this recipe is a collection of other recipe */
219 /* if this recipe is part of another bigger recipe then chain index
220 * corresponding to this recipe
224 /* if this recipe is a collection of other recipe then count of other
225 * recipes and recipe IDs of those recipes
229 /* Bit map specifying the IDs associated with this group of recipe */
230 DECLARE_BITMAP(r_bitmap, ICE_MAX_NUM_RECIPES);
232 enum ice_sw_tunnel_type tun_type;
234 /* List of type ice_fltr_mgmt_list_entry or adv_rule */
236 struct list_head filt_rules;
237 struct list_head filt_replay_rules;
239 struct mutex filt_rule_lock; /* protect filter rule structure */
241 /* Profiles this recipe should be associated with */
242 struct list_head fv_list;
244 /* Profiles this recipe is associated with */
245 u8 num_profs, *prof_ids;
247 /* Bit map for possible result indexes */
248 DECLARE_BITMAP(res_idxs, ICE_MAX_FV_WORDS);
250 /* This allows user to specify the recipe priority.
251 * For now, this becomes 'fwd_priority' when recipe
252 * is created, usually recipes can have 'fwd' and 'join'
257 struct list_head rg_list;
259 /* AQ buffer associated with this recipe */
260 struct ice_aqc_recipe_data_elem *root_buf;
261 /* This struct saves the fv_words for a given lookup */
262 struct ice_prot_lkup_ext lkup_exts;
265 /* Bookkeeping structure to hold bitmap of VSIs corresponding to VSI list ID */
266 struct ice_vsi_list_map_info {
267 struct list_head list_entry;
268 DECLARE_BITMAP(vsi_map, ICE_MAX_VSI);
270 /* counter to track how many rules are reusing this VSI list */
274 struct ice_fltr_list_entry {
275 struct list_head list_entry;
277 struct ice_fltr_info fltr_info;
280 /* This defines an entry in the list that maintains MAC or VLAN membership
281 * to HW list mapping, since multiple VSIs can subscribe to the same MAC or
282 * VLAN. As an optimization the VSI list should be created only when a
283 * second VSI becomes a subscriber to the same MAC address. VSI lists are always
284 * used for VLAN membership.
286 struct ice_fltr_mgmt_list_entry {
287 /* back pointer to VSI list ID to VSI list mapping */
288 struct ice_vsi_list_map_info *vsi_list_info;
290 #define ICE_INVAL_LG_ACT_INDEX 0xffff
292 #define ICE_INVAL_SW_MARKER_ID 0xffff
294 struct list_head list_entry;
295 struct ice_fltr_info fltr_info;
296 #define ICE_INVAL_COUNTER_ID 0xff
300 struct ice_adv_fltr_mgmt_list_entry {
301 struct list_head list_entry;
303 struct ice_adv_lkup_elem *lkups;
304 struct ice_adv_rule_info rule_info;
306 struct ice_vsi_list_map_info *vsi_list_info;
310 enum ice_promisc_flags {
311 ICE_PROMISC_UCAST_RX = 0x1,
312 ICE_PROMISC_UCAST_TX = 0x2,
313 ICE_PROMISC_MCAST_RX = 0x4,
314 ICE_PROMISC_MCAST_TX = 0x8,
315 ICE_PROMISC_BCAST_RX = 0x10,
316 ICE_PROMISC_BCAST_TX = 0x20,
317 ICE_PROMISC_VLAN_RX = 0x40,
318 ICE_PROMISC_VLAN_TX = 0x80,
321 /* VSI related commands */
323 ice_add_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
324 struct ice_sq_cd *cd);
326 ice_free_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
327 bool keep_vsi_alloc, struct ice_sq_cd *cd);
329 ice_update_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
330 struct ice_sq_cd *cd);
331 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
332 struct ice_vsi_ctx *ice_get_vsi_ctx(struct ice_hw *hw, u16 vsi_handle);
333 void ice_clear_all_vsi_ctx(struct ice_hw *hw);
335 int ice_get_initial_sw_cfg(struct ice_hw *hw);
338 ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
341 ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
344 /* Switch/bridge related commands */
345 void ice_rule_add_tunnel_metadata(struct ice_adv_lkup_elem *lkup);
346 void ice_rule_add_vlan_metadata(struct ice_adv_lkup_elem *lkup);
347 void ice_rule_add_src_vsi_metadata(struct ice_adv_lkup_elem *lkup);
349 ice_add_adv_rule(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups,
350 u16 lkups_cnt, struct ice_adv_rule_info *rinfo,
351 struct ice_rule_query_data *added_entry);
352 int ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
353 int ice_add_vlan(struct ice_hw *hw, struct list_head *m_list);
354 int ice_remove_vlan(struct ice_hw *hw, struct list_head *v_list);
355 int ice_add_mac(struct ice_hw *hw, struct list_head *m_lst);
356 int ice_remove_mac(struct ice_hw *hw, struct list_head *m_lst);
357 bool ice_mac_fltr_exist(struct ice_hw *hw, u8 *mac, u16 vsi_handle);
358 bool ice_vlan_fltr_exist(struct ice_hw *hw, u16 vlan_id, u16 vsi_handle);
359 int ice_add_eth_mac(struct ice_hw *hw, struct list_head *em_list);
360 int ice_remove_eth_mac(struct ice_hw *hw, struct list_head *em_list);
361 int ice_cfg_rdma_fltr(struct ice_hw *hw, u16 vsi_handle, bool enable);
362 void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle);
364 /* Promisc/defport setup for VSIs */
366 ice_cfg_dflt_vsi(struct ice_port_info *pi, u16 vsi_handle, bool set,
369 ice_check_if_dflt_vsi(struct ice_port_info *pi, u16 vsi_handle,
373 ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
376 ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
379 ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
380 bool rm_vlan_promisc);
382 int ice_rem_adv_rule_for_vsi(struct ice_hw *hw, u16 vsi_handle);
384 ice_rem_adv_rule_by_id(struct ice_hw *hw,
385 struct ice_rule_query_data *remove_entry);
387 int ice_init_def_sw_recp(struct ice_hw *hw);
388 u16 ice_get_hw_vsi_num(struct ice_hw *hw, u16 vsi_handle);
390 int ice_replay_vsi_all_fltr(struct ice_hw *hw, u16 vsi_handle);
391 void ice_rm_all_sw_replay_rule_info(struct ice_hw *hw);
394 ice_aq_sw_rules(struct ice_hw *hw, void *rule_list, u16 rule_list_sz,
395 u8 num_rules, enum ice_adminq_opc opc, struct ice_sq_cd *cd);
397 ice_update_recipe_lkup_idx(struct ice_hw *hw,
398 struct ice_update_recipe_lkup_idx_params *params);
399 void ice_change_proto_id_to_dvm(void);
400 #endif /* _ICE_SWITCH_H_ */