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];
31 enum ice_sw_fwd_act_type {
33 ICE_FWD_TO_VSI_LIST, /* Do not use this when adding filter */
40 /* Switch recipe ID enum values are specific to hardware */
41 enum ice_sw_lkup_type {
42 ICE_SW_LKUP_ETHERTYPE = 0,
44 ICE_SW_LKUP_MAC_VLAN = 2,
45 ICE_SW_LKUP_PROMISC = 3,
48 ICE_SW_LKUP_ETHERTYPE_MAC = 8,
49 ICE_SW_LKUP_PROMISC_VLAN = 9,
53 /* type of filter src ID */
55 ICE_SRC_ID_UNKNOWN = 0,
61 struct ice_fltr_info {
62 /* Look up information: how to look up packet */
63 enum ice_sw_lkup_type lkup_type;
64 /* Forward action: filter action to do after lookup */
65 enum ice_sw_fwd_act_type fltr_act;
66 /* rule ID returned by firmware once filter rule is created */
70 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
72 enum ice_src_id src_id;
76 u8 mac_addr[ETH_ALEN];
79 u8 mac_addr[ETH_ALEN];
85 /* Set lkup_type as ICE_SW_LKUP_ETHERTYPE
86 * if just using ethertype as filter. Set lkup_type as
87 * ICE_SW_LKUP_ETHERTYPE_MAC if MAC also needs to be
88 * passed in as filter.
92 u8 mac_addr[ETH_ALEN]; /* optional */
94 } l_data; /* Make sure to zero out the memory of l_data before using
95 * it or only set the data associated with lookup match
96 * rest everything should be zero
99 /* Depending on filter action */
101 /* queue ID in case of ICE_FWD_TO_Q and starting
102 * queue ID in case of ICE_FWD_TO_QGRP.
112 /* Set to num_queues if action is ICE_FWD_TO_QGRP. This field
113 * determines the range of queues the packet needs to be forwarded to.
114 * Note that qgrp_size must be set to a power of 2.
118 /* Rule creations populate these indicators basing on the switch type */
119 u8 lb_en; /* Indicate if packet can be looped back */
120 u8 lan_en; /* Indicate if packet can be forwarded to the uplink */
123 struct ice_sw_recipe {
124 struct list_head l_entry;
126 /* To protect modification of filt_rule list
129 struct mutex filt_rule_lock;
131 /* List of type ice_fltr_mgmt_list_entry */
132 struct list_head filt_rules;
133 struct list_head filt_replay_rules;
135 /* linked list of type recipe_list_entry */
136 struct list_head rg_list;
137 /* linked list of type ice_sw_fv_list_entry*/
138 struct list_head fv_list;
139 struct ice_aqc_recipe_data_elem *r_buf;
145 /* recipe bitmap: what all recipes makes this recipe */
146 DECLARE_BITMAP(r_bitmap, ICE_MAX_NUM_RECIPES);
149 /* Bookkeeping structure to hold bitmap of VSIs corresponding to VSI list ID */
150 struct ice_vsi_list_map_info {
151 struct list_head list_entry;
152 DECLARE_BITMAP(vsi_map, ICE_MAX_VSI);
154 /* counter to track how many rules are reusing this VSI list */
158 struct ice_fltr_list_entry {
159 struct list_head list_entry;
160 enum ice_status status;
161 struct ice_fltr_info fltr_info;
164 /* This defines an entry in the list that maintains MAC or VLAN membership
165 * to HW list mapping, since multiple VSIs can subscribe to the same MAC or
166 * VLAN. As an optimization the VSI list should be created only when a
167 * second VSI becomes a subscriber to the same MAC address. VSI lists are always
168 * used for VLAN membership.
170 struct ice_fltr_mgmt_list_entry {
171 /* back pointer to VSI list ID to VSI list mapping */
172 struct ice_vsi_list_map_info *vsi_list_info;
174 #define ICE_INVAL_LG_ACT_INDEX 0xffff
176 #define ICE_INVAL_SW_MARKER_ID 0xffff
178 struct list_head list_entry;
179 struct ice_fltr_info fltr_info;
180 #define ICE_INVAL_COUNTER_ID 0xff
184 enum ice_promisc_flags {
185 ICE_PROMISC_UCAST_RX = 0x1,
186 ICE_PROMISC_UCAST_TX = 0x2,
187 ICE_PROMISC_MCAST_RX = 0x4,
188 ICE_PROMISC_MCAST_TX = 0x8,
189 ICE_PROMISC_BCAST_RX = 0x10,
190 ICE_PROMISC_BCAST_TX = 0x20,
191 ICE_PROMISC_VLAN_RX = 0x40,
192 ICE_PROMISC_VLAN_TX = 0x80,
195 /* VSI related commands */
197 ice_add_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
198 struct ice_sq_cd *cd);
200 ice_free_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
201 bool keep_vsi_alloc, struct ice_sq_cd *cd);
203 ice_update_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
204 struct ice_sq_cd *cd);
205 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
206 struct ice_vsi_ctx *ice_get_vsi_ctx(struct ice_hw *hw, u16 vsi_handle);
207 void ice_clear_all_vsi_ctx(struct ice_hw *hw);
209 enum ice_status ice_get_initial_sw_cfg(struct ice_hw *hw);
212 ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
215 ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
218 /* Switch/bridge related commands */
219 enum ice_status ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
220 enum ice_status ice_add_mac(struct ice_hw *hw, struct list_head *m_lst);
221 enum ice_status ice_remove_mac(struct ice_hw *hw, struct list_head *m_lst);
223 ice_add_eth_mac(struct ice_hw *hw, struct list_head *em_list);
225 ice_remove_eth_mac(struct ice_hw *hw, struct list_head *em_list);
226 void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle);
228 ice_add_vlan(struct ice_hw *hw, struct list_head *m_list);
229 enum ice_status ice_remove_vlan(struct ice_hw *hw, struct list_head *v_list);
231 /* Promisc/defport setup for VSIs */
233 ice_cfg_dflt_vsi(struct ice_hw *hw, u16 vsi_handle, bool set, u8 direction);
235 ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
238 ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
241 ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
242 bool rm_vlan_promisc);
244 enum ice_status ice_init_def_sw_recp(struct ice_hw *hw);
245 u16 ice_get_hw_vsi_num(struct ice_hw *hw, u16 vsi_handle);
246 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
248 enum ice_status ice_replay_vsi_all_fltr(struct ice_hw *hw, u16 vsi_handle);
249 void ice_rm_all_sw_replay_rule_info(struct ice_hw *hw);
251 #endif /* _ICE_SWITCH_H_ */