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_FLTR_TX_RX (ICE_FLTR_RX | ICE_FLTR_TX)
14 #define ICE_VSI_INVAL_ID 0xffff
15 #define ICE_INVAL_Q_HANDLE 0xFFFF
17 /* VSI context structure for add/get/update/free operations */
23 struct ice_aqc_vsi_props info;
24 struct ice_sched_vsi_info sched;
27 u16 num_lan_q_entries[ICE_MAX_TRAFFIC_CLASS];
28 struct ice_q_ctx *lan_q_ctx[ICE_MAX_TRAFFIC_CLASS];
29 u16 num_rdma_q_entries[ICE_MAX_TRAFFIC_CLASS];
30 struct ice_q_ctx *rdma_q_ctx[ICE_MAX_TRAFFIC_CLASS];
33 enum ice_sw_fwd_act_type {
35 ICE_FWD_TO_VSI_LIST, /* Do not use this when adding filter */
42 /* Switch recipe ID enum values are specific to hardware */
43 enum ice_sw_lkup_type {
44 ICE_SW_LKUP_ETHERTYPE = 0,
46 ICE_SW_LKUP_MAC_VLAN = 2,
47 ICE_SW_LKUP_PROMISC = 3,
50 ICE_SW_LKUP_ETHERTYPE_MAC = 8,
51 ICE_SW_LKUP_PROMISC_VLAN = 9,
55 /* type of filter src ID */
57 ICE_SRC_ID_UNKNOWN = 0,
63 struct ice_fltr_info {
64 /* Look up information: how to look up packet */
65 enum ice_sw_lkup_type lkup_type;
66 /* Forward action: filter action to do after lookup */
67 enum ice_sw_fwd_act_type fltr_act;
68 /* rule ID returned by firmware once filter rule is created */
72 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
74 enum ice_src_id src_id;
78 u8 mac_addr[ETH_ALEN];
81 u8 mac_addr[ETH_ALEN];
87 /* Set lkup_type as ICE_SW_LKUP_ETHERTYPE
88 * if just using ethertype as filter. Set lkup_type as
89 * ICE_SW_LKUP_ETHERTYPE_MAC if MAC also needs to be
90 * passed in as filter.
94 u8 mac_addr[ETH_ALEN]; /* optional */
96 } l_data; /* Make sure to zero out the memory of l_data before using
97 * it or only set the data associated with lookup match
98 * rest everything should be zero
101 /* Depending on filter action */
103 /* queue ID in case of ICE_FWD_TO_Q and starting
104 * queue ID in case of ICE_FWD_TO_QGRP.
114 /* Set to num_queues if action is ICE_FWD_TO_QGRP. This field
115 * determines the range of queues the packet needs to be forwarded to.
116 * Note that qgrp_size must be set to a power of 2.
120 /* Rule creations populate these indicators basing on the switch type */
121 u8 lb_en; /* Indicate if packet can be looped back */
122 u8 lan_en; /* Indicate if packet can be forwarded to the uplink */
125 struct ice_sw_recipe {
126 struct list_head l_entry;
128 /* To protect modification of filt_rule list
131 struct mutex filt_rule_lock;
133 /* List of type ice_fltr_mgmt_list_entry */
134 struct list_head filt_rules;
135 struct list_head filt_replay_rules;
137 /* linked list of type recipe_list_entry */
138 struct list_head rg_list;
139 /* linked list of type ice_sw_fv_list_entry*/
140 struct list_head fv_list;
141 struct ice_aqc_recipe_data_elem *r_buf;
147 /* recipe bitmap: what all recipes makes this recipe */
148 DECLARE_BITMAP(r_bitmap, ICE_MAX_NUM_RECIPES);
151 /* Bookkeeping structure to hold bitmap of VSIs corresponding to VSI list ID */
152 struct ice_vsi_list_map_info {
153 struct list_head list_entry;
154 DECLARE_BITMAP(vsi_map, ICE_MAX_VSI);
156 /* counter to track how many rules are reusing this VSI list */
160 struct ice_fltr_list_entry {
161 struct list_head list_entry;
162 enum ice_status status;
163 struct ice_fltr_info fltr_info;
166 /* This defines an entry in the list that maintains MAC or VLAN membership
167 * to HW list mapping, since multiple VSIs can subscribe to the same MAC or
168 * VLAN. As an optimization the VSI list should be created only when a
169 * second VSI becomes a subscriber to the same MAC address. VSI lists are always
170 * used for VLAN membership.
172 struct ice_fltr_mgmt_list_entry {
173 /* back pointer to VSI list ID to VSI list mapping */
174 struct ice_vsi_list_map_info *vsi_list_info;
176 #define ICE_INVAL_LG_ACT_INDEX 0xffff
178 #define ICE_INVAL_SW_MARKER_ID 0xffff
180 struct list_head list_entry;
181 struct ice_fltr_info fltr_info;
182 #define ICE_INVAL_COUNTER_ID 0xff
186 enum ice_promisc_flags {
187 ICE_PROMISC_UCAST_RX = 0x1,
188 ICE_PROMISC_UCAST_TX = 0x2,
189 ICE_PROMISC_MCAST_RX = 0x4,
190 ICE_PROMISC_MCAST_TX = 0x8,
191 ICE_PROMISC_BCAST_RX = 0x10,
192 ICE_PROMISC_BCAST_TX = 0x20,
193 ICE_PROMISC_VLAN_RX = 0x40,
194 ICE_PROMISC_VLAN_TX = 0x80,
197 /* VSI related commands */
199 ice_add_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
200 struct ice_sq_cd *cd);
202 ice_free_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
203 bool keep_vsi_alloc, struct ice_sq_cd *cd);
205 ice_update_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
206 struct ice_sq_cd *cd);
207 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
208 struct ice_vsi_ctx *ice_get_vsi_ctx(struct ice_hw *hw, u16 vsi_handle);
209 void ice_clear_all_vsi_ctx(struct ice_hw *hw);
211 enum ice_status ice_get_initial_sw_cfg(struct ice_hw *hw);
214 ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
217 ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
220 /* Switch/bridge related commands */
221 enum ice_status ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
222 enum ice_status ice_add_mac(struct ice_hw *hw, struct list_head *m_lst);
223 enum ice_status ice_remove_mac(struct ice_hw *hw, struct list_head *m_lst);
225 ice_add_eth_mac(struct ice_hw *hw, struct list_head *em_list);
227 ice_remove_eth_mac(struct ice_hw *hw, struct list_head *em_list);
229 ice_cfg_rdma_fltr(struct ice_hw *hw, u16 vsi_handle, bool enable);
230 void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle);
232 ice_add_vlan(struct ice_hw *hw, struct list_head *m_list);
233 enum ice_status ice_remove_vlan(struct ice_hw *hw, struct list_head *v_list);
235 /* Promisc/defport setup for VSIs */
237 ice_cfg_dflt_vsi(struct ice_hw *hw, u16 vsi_handle, bool set, u8 direction);
239 ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
242 ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
245 ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
246 bool rm_vlan_promisc);
248 enum ice_status ice_init_def_sw_recp(struct ice_hw *hw);
249 u16 ice_get_hw_vsi_num(struct ice_hw *hw, u16 vsi_handle);
251 enum ice_status ice_replay_vsi_all_fltr(struct ice_hw *hw, u16 vsi_handle);
252 void ice_rm_all_sw_replay_rule_info(struct ice_hw *hw);
254 #endif /* _ICE_SWITCH_H_ */