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_VSI_INVAL_ID 0xffff
13 /* VSI context structure for add/get/update/free operations */
19 struct ice_aqc_vsi_props info;
20 struct ice_sched_vsi_info sched;
25 enum ice_sw_fwd_act_type {
27 ICE_FWD_TO_VSI_LIST, /* Do not use this when adding filter */
34 /* Switch recipe ID enum values are specific to hardware */
35 enum ice_sw_lkup_type {
36 ICE_SW_LKUP_ETHERTYPE = 0,
38 ICE_SW_LKUP_MAC_VLAN = 2,
39 ICE_SW_LKUP_PROMISC = 3,
42 ICE_SW_LKUP_ETHERTYPE_MAC = 8,
43 ICE_SW_LKUP_PROMISC_VLAN = 9,
47 /* type of filter src id */
49 ICE_SRC_ID_UNKNOWN = 0,
55 struct ice_fltr_info {
56 /* Look up information: how to look up packet */
57 enum ice_sw_lkup_type lkup_type;
58 /* Forward action: filter action to do after lookup */
59 enum ice_sw_fwd_act_type fltr_act;
60 /* rule ID returned by firmware once filter rule is created */
63 #define ICE_FLTR_RX BIT(0)
64 #define ICE_FLTR_TX BIT(1)
65 #define ICE_FLTR_TX_RX (ICE_FLTR_RX | ICE_FLTR_TX)
67 /* Source VSI for LOOKUP_TX or source port for LOOKUP_RX */
69 enum ice_src_id src_id;
73 u8 mac_addr[ETH_ALEN];
76 u8 mac_addr[ETH_ALEN];
82 /* Set lkup_type as ICE_SW_LKUP_ETHERTYPE
83 * if just using ethertype as filter. Set lkup_type as
84 * ICE_SW_LKUP_ETHERTYPE_MAC if MAC also needs to be
85 * passed in as filter.
89 u8 mac_addr[ETH_ALEN]; /* optional */
91 } l_data; /* Make sure to zero out the memory of l_data before using
92 * it or only set the data associated with lookup match
93 * rest everything should be zero
96 /* Depending on filter action */
98 /* queue id in case of ICE_FWD_TO_Q and starting
99 * queue id in case of ICE_FWD_TO_QGRP.
109 /* Set to num_queues if action is ICE_FWD_TO_QGRP. This field
110 * determines the range of queues the packet needs to be forwarded to.
111 * Note that qgrp_size must be set to a power of 2.
115 /* Rule creations populate these indicators basing on the switch type */
116 u8 lb_en; /* Indicate if packet can be looped back */
117 u8 lan_en; /* Indicate if packet can be forwarded to the uplink */
120 struct ice_sw_recipe {
121 struct list_head l_entry;
123 /* To protect modification of filt_rule list
126 struct mutex filt_rule_lock;
128 /* List of type ice_fltr_mgmt_list_entry */
129 struct list_head filt_rules;
130 struct list_head filt_replay_rules;
132 /* linked list of type recipe_list_entry */
133 struct list_head rg_list;
134 /* linked list of type ice_sw_fv_list_entry*/
135 struct list_head fv_list;
136 struct ice_aqc_recipe_data_elem *r_buf;
142 /* recipe bitmap: what all recipes makes this recipe */
143 DECLARE_BITMAP(r_bitmap, ICE_MAX_NUM_RECIPES);
146 /* Bookkeeping structure to hold bitmap of VSIs corresponding to VSI list id */
147 struct ice_vsi_list_map_info {
148 struct list_head list_entry;
149 DECLARE_BITMAP(vsi_map, ICE_MAX_VSI);
151 /* counter to track how many rules are reusing this VSI list */
155 struct ice_fltr_list_entry {
156 struct list_head list_entry;
157 enum ice_status status;
158 struct ice_fltr_info fltr_info;
161 /* This defines an entry in the list that maintains MAC or VLAN membership
162 * to HW list mapping, since multiple VSIs can subscribe to the same MAC or
163 * VLAN. As an optimization the VSI list should be created only when a
164 * second VSI becomes a subscriber to the same MAC address. VSI lists are always
165 * used for VLAN membership.
167 struct ice_fltr_mgmt_list_entry {
168 /* back pointer to VSI list id to VSI list mapping */
169 struct ice_vsi_list_map_info *vsi_list_info;
171 #define ICE_INVAL_LG_ACT_INDEX 0xffff
173 #define ICE_INVAL_SW_MARKER_ID 0xffff
175 struct list_head list_entry;
176 struct ice_fltr_info fltr_info;
177 #define ICE_INVAL_COUNTER_ID 0xff
181 enum ice_promisc_flags {
182 ICE_PROMISC_UCAST_RX = 0x1,
183 ICE_PROMISC_UCAST_TX = 0x2,
184 ICE_PROMISC_MCAST_RX = 0x4,
185 ICE_PROMISC_MCAST_TX = 0x8,
186 ICE_PROMISC_BCAST_RX = 0x10,
187 ICE_PROMISC_BCAST_TX = 0x20,
188 ICE_PROMISC_VLAN_RX = 0x40,
189 ICE_PROMISC_VLAN_TX = 0x80,
192 /* VSI related commands */
194 ice_add_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
195 struct ice_sq_cd *cd);
197 ice_free_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
198 bool keep_vsi_alloc, struct ice_sq_cd *cd);
200 ice_update_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
201 struct ice_sq_cd *cd);
202 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
203 struct ice_vsi_ctx *ice_get_vsi_ctx(struct ice_hw *hw, u16 vsi_handle);
204 void ice_clear_all_vsi_ctx(struct ice_hw *hw);
206 enum ice_status ice_get_initial_sw_cfg(struct ice_hw *hw);
208 /* Switch/bridge related commands */
209 enum ice_status ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
210 enum ice_status ice_add_mac(struct ice_hw *hw, struct list_head *m_lst);
211 enum ice_status ice_remove_mac(struct ice_hw *hw, struct list_head *m_lst);
212 void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle);
214 ice_add_vlan(struct ice_hw *hw, struct list_head *m_list);
215 enum ice_status ice_remove_vlan(struct ice_hw *hw, struct list_head *v_list);
217 /* Promisc/defport setup for VSIs */
219 ice_cfg_dflt_vsi(struct ice_hw *hw, u16 vsi_handle, bool set, u8 direction);
221 ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
224 ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
227 ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
228 bool rm_vlan_promisc);
230 enum ice_status ice_init_def_sw_recp(struct ice_hw *hw);
231 u16 ice_get_hw_vsi_num(struct ice_hw *hw, u16 vsi_handle);
232 bool ice_is_vsi_valid(struct ice_hw *hw, u16 vsi_handle);
234 enum ice_status ice_replay_vsi_all_fltr(struct ice_hw *hw, u16 vsi_handle);
235 void ice_rm_all_sw_replay_rule_info(struct ice_hw *hw);
237 #endif /* _ICE_SWITCH_H_ */