1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2/* Copyright (c) 2019-2020 Marvell International Ltd. All rights reserved. */
3
4#ifndef _PRESTERA_HW_H_
5#define _PRESTERA_HW_H_
6
7#include <linux/types.h>
8#include "prestera_acl.h"
9
10enum prestera_accept_frm_type {
11	PRESTERA_ACCEPT_FRAME_TYPE_TAGGED,
12	PRESTERA_ACCEPT_FRAME_TYPE_UNTAGGED,
13	PRESTERA_ACCEPT_FRAME_TYPE_ALL,
14};
15
16enum prestera_fdb_flush_mode {
17	PRESTERA_FDB_FLUSH_MODE_DYNAMIC = BIT(0),
18	PRESTERA_FDB_FLUSH_MODE_STATIC = BIT(1),
19	PRESTERA_FDB_FLUSH_MODE_ALL = PRESTERA_FDB_FLUSH_MODE_DYNAMIC
20					| PRESTERA_FDB_FLUSH_MODE_STATIC,
21};
22
23enum {
24	PRESTERA_MAC_MODE_INTERNAL,
25	PRESTERA_MAC_MODE_SGMII,
26	PRESTERA_MAC_MODE_1000BASE_X,
27	PRESTERA_MAC_MODE_KR,
28	PRESTERA_MAC_MODE_KR2,
29	PRESTERA_MAC_MODE_KR4,
30	PRESTERA_MAC_MODE_CR,
31	PRESTERA_MAC_MODE_CR2,
32	PRESTERA_MAC_MODE_CR4,
33	PRESTERA_MAC_MODE_SR_LR,
34	PRESTERA_MAC_MODE_SR_LR2,
35	PRESTERA_MAC_MODE_SR_LR4,
36
37	PRESTERA_MAC_MODE_MAX
38};
39
40enum {
41	PRESTERA_LINK_MODE_10baseT_Half,
42	PRESTERA_LINK_MODE_10baseT_Full,
43	PRESTERA_LINK_MODE_100baseT_Half,
44	PRESTERA_LINK_MODE_100baseT_Full,
45	PRESTERA_LINK_MODE_1000baseT_Half,
46	PRESTERA_LINK_MODE_1000baseT_Full,
47	PRESTERA_LINK_MODE_1000baseX_Full,
48	PRESTERA_LINK_MODE_1000baseKX_Full,
49	PRESTERA_LINK_MODE_2500baseX_Full,
50	PRESTERA_LINK_MODE_10GbaseKR_Full,
51	PRESTERA_LINK_MODE_10GbaseSR_Full,
52	PRESTERA_LINK_MODE_10GbaseLR_Full,
53	PRESTERA_LINK_MODE_20GbaseKR2_Full,
54	PRESTERA_LINK_MODE_25GbaseCR_Full,
55	PRESTERA_LINK_MODE_25GbaseKR_Full,
56	PRESTERA_LINK_MODE_25GbaseSR_Full,
57	PRESTERA_LINK_MODE_40GbaseKR4_Full,
58	PRESTERA_LINK_MODE_40GbaseCR4_Full,
59	PRESTERA_LINK_MODE_40GbaseSR4_Full,
60	PRESTERA_LINK_MODE_50GbaseCR2_Full,
61	PRESTERA_LINK_MODE_50GbaseKR2_Full,
62	PRESTERA_LINK_MODE_50GbaseSR2_Full,
63	PRESTERA_LINK_MODE_100GbaseKR4_Full,
64	PRESTERA_LINK_MODE_100GbaseSR4_Full,
65	PRESTERA_LINK_MODE_100GbaseCR4_Full,
66
67	PRESTERA_LINK_MODE_MAX
68};
69
70enum {
71	PRESTERA_PORT_TYPE_NONE,
72	PRESTERA_PORT_TYPE_TP,
73	PRESTERA_PORT_TYPE_AUI,
74	PRESTERA_PORT_TYPE_MII,
75	PRESTERA_PORT_TYPE_FIBRE,
76	PRESTERA_PORT_TYPE_BNC,
77	PRESTERA_PORT_TYPE_DA,
78	PRESTERA_PORT_TYPE_OTHER,
79
80	PRESTERA_PORT_TYPE_MAX
81};
82
83enum {
84	PRESTERA_PORT_TCVR_COPPER,
85	PRESTERA_PORT_TCVR_SFP,
86
87	PRESTERA_PORT_TCVR_MAX
88};
89
90enum {
91	PRESTERA_PORT_FEC_OFF,
92	PRESTERA_PORT_FEC_BASER,
93	PRESTERA_PORT_FEC_RS,
94
95	PRESTERA_PORT_FEC_MAX
96};
97
98enum {
99	PRESTERA_PORT_DUPLEX_HALF,
100	PRESTERA_PORT_DUPLEX_FULL,
101};
102
103enum {
104	PRESTERA_STP_DISABLED,
105	PRESTERA_STP_BLOCK_LISTEN,
106	PRESTERA_STP_LEARN,
107	PRESTERA_STP_FORWARD,
108};
109
110enum {
111	PRESTERA_POLICER_TYPE_INGRESS,
112	PRESTERA_POLICER_TYPE_EGRESS
113};
114
115enum prestera_hw_cpu_code_cnt_t {
116	PRESTERA_HW_CPU_CODE_CNT_TYPE_DROP = 0,
117	PRESTERA_HW_CPU_CODE_CNT_TYPE_TRAP = 1,
118};
119
120enum prestera_hw_vtcam_direction_t {
121	PRESTERA_HW_VTCAM_DIR_INGRESS = 0,
122	PRESTERA_HW_VTCAM_DIR_EGRESS = 1,
123};
124
125enum {
126	PRESTERA_HW_COUNTER_CLIENT_INGRESS_LOOKUP_0 = 0,
127	PRESTERA_HW_COUNTER_CLIENT_INGRESS_LOOKUP_1 = 1,
128	PRESTERA_HW_COUNTER_CLIENT_INGRESS_LOOKUP_2 = 2,
129	PRESTERA_HW_COUNTER_CLIENT_EGRESS_LOOKUP = 3,
130};
131
132struct prestera_switch;
133struct prestera_port;
134struct prestera_port_stats;
135struct prestera_port_caps;
136enum prestera_event_type;
137struct prestera_event;
138
139typedef void (*prestera_event_cb_t)
140	(struct prestera_switch *sw, struct prestera_event *evt, void *arg);
141
142struct prestera_rxtx_params;
143struct prestera_acl_hw_action_info;
144struct prestera_acl_iface;
145struct prestera_counter_stats;
146struct prestera_iface;
147struct prestera_flood_domain;
148struct prestera_mdb_entry;
149struct prestera_neigh_info;
150
151/* Switch API */
152int prestera_hw_switch_init(struct prestera_switch *sw);
153void prestera_hw_switch_fini(struct prestera_switch *sw);
154int prestera_hw_switch_ageing_set(struct prestera_switch *sw, u32 ageing_ms);
155int prestera_hw_switch_mac_set(struct prestera_switch *sw, const char *mac);
156
157/* Port API */
158int prestera_hw_port_info_get(const struct prestera_port *port,
159			      u32 *dev_id, u32 *hw_id, u16 *fp_id);
160
161int prestera_hw_port_mac_mode_get(const struct prestera_port *port,
162				  u32 *mode, u32 *speed, u8 *duplex, u8 *fec);
163int prestera_hw_port_mac_mode_set(const struct prestera_port *port,
164				  bool admin, u32 mode, u8 inband,
165				  u32 speed, u8 duplex, u8 fec);
166int prestera_hw_port_phy_mode_get(const struct prestera_port *port,
167				  u8 *mdix, u64 *lmode_bmap,
168				  bool *fc_pause, bool *fc_asym);
169int prestera_hw_port_phy_mode_set(const struct prestera_port *port,
170				  bool admin, bool adv, u32 mode, u64 modes,
171				  u8 mdix);
172
173int prestera_hw_port_mtu_set(const struct prestera_port *port, u32 mtu);
174int prestera_hw_port_mtu_get(const struct prestera_port *port, u32 *mtu);
175int prestera_hw_port_mac_set(const struct prestera_port *port, const char *mac);
176int prestera_hw_port_mac_get(const struct prestera_port *port, char *mac);
177int prestera_hw_port_cap_get(const struct prestera_port *port,
178			     struct prestera_port_caps *caps);
179int prestera_hw_port_type_get(const struct prestera_port *port, u8 *type);
180int prestera_hw_port_autoneg_restart(struct prestera_port *port);
181int prestera_hw_port_stats_get(const struct prestera_port *port,
182			       struct prestera_port_stats *stats);
183int prestera_hw_port_speed_get(const struct prestera_port *port, u32 *speed);
184int prestera_hw_port_learning_set(struct prestera_port *port, bool enable);
185int prestera_hw_port_uc_flood_set(const struct prestera_port *port, bool flood);
186int prestera_hw_port_mc_flood_set(const struct prestera_port *port, bool flood);
187int prestera_hw_port_br_locked_set(const struct prestera_port *port,
188				   bool br_locked);
189int prestera_hw_port_accept_frm_type(struct prestera_port *port,
190				     enum prestera_accept_frm_type type);
191/* Vlan API */
192int prestera_hw_vlan_create(struct prestera_switch *sw, u16 vid);
193int prestera_hw_vlan_delete(struct prestera_switch *sw, u16 vid);
194int prestera_hw_vlan_port_set(struct prestera_port *port, u16 vid,
195			      bool is_member, bool untagged);
196int prestera_hw_vlan_port_vid_set(struct prestera_port *port, u16 vid);
197int prestera_hw_vlan_port_stp_set(struct prestera_port *port, u16 vid, u8 state);
198
199/* FDB API */
200int prestera_hw_fdb_add(struct prestera_port *port, const unsigned char *mac,
201			u16 vid, bool dynamic);
202int prestera_hw_fdb_del(struct prestera_port *port, const unsigned char *mac,
203			u16 vid);
204int prestera_hw_fdb_flush_port(struct prestera_port *port, u32 mode);
205int prestera_hw_fdb_flush_vlan(struct prestera_switch *sw, u16 vid, u32 mode);
206int prestera_hw_fdb_flush_port_vlan(struct prestera_port *port, u16 vid,
207				    u32 mode);
208
209/* Bridge API */
210int prestera_hw_bridge_create(struct prestera_switch *sw, u16 *bridge_id);
211int prestera_hw_bridge_delete(struct prestera_switch *sw, u16 bridge_id);
212int prestera_hw_bridge_port_add(struct prestera_port *port, u16 bridge_id);
213int prestera_hw_bridge_port_delete(struct prestera_port *port, u16 bridge_id);
214
215/* vTCAM API */
216int prestera_hw_vtcam_create(struct prestera_switch *sw,
217			     u8 lookup, const u32 *keymask, u32 *vtcam_id,
218			     enum prestera_hw_vtcam_direction_t direction);
219int prestera_hw_vtcam_rule_add(struct prestera_switch *sw, u32 vtcam_id,
220			       u32 prio, void *key, void *keymask,
221			       struct prestera_acl_hw_action_info *act,
222			       u8 n_act, u32 *rule_id);
223int prestera_hw_vtcam_rule_del(struct prestera_switch *sw,
224			       u32 vtcam_id, u32 rule_id);
225int prestera_hw_vtcam_destroy(struct prestera_switch *sw, u32 vtcam_id);
226int prestera_hw_vtcam_iface_bind(struct prestera_switch *sw,
227				 struct prestera_acl_iface *iface,
228				 u32 vtcam_id, u16 pcl_id);
229int prestera_hw_vtcam_iface_unbind(struct prestera_switch *sw,
230				   struct prestera_acl_iface *iface,
231				   u32 vtcam_id);
232
233/* Counter API */
234int prestera_hw_counter_trigger(struct prestera_switch *sw, u32 block_id);
235int prestera_hw_counter_abort(struct prestera_switch *sw);
236int prestera_hw_counters_get(struct prestera_switch *sw, u32 idx,
237			     u32 *len, bool *done,
238			     struct prestera_counter_stats *stats);
239int prestera_hw_counter_block_get(struct prestera_switch *sw,
240				  u32 client, u32 *block_id, u32 *offset,
241				  u32 *num_counters);
242int prestera_hw_counter_block_release(struct prestera_switch *sw,
243				      u32 block_id);
244int prestera_hw_counter_clear(struct prestera_switch *sw, u32 block_id,
245			      u32 counter_id);
246
247/* SPAN API */
248int prestera_hw_span_get(const struct prestera_port *port, u8 *span_id);
249int prestera_hw_span_bind(const struct prestera_port *port, u8 span_id,
250			  bool ingress);
251int prestera_hw_span_unbind(const struct prestera_port *port, bool ingress);
252int prestera_hw_span_release(struct prestera_switch *sw, u8 span_id);
253
254/* Router API */
255int prestera_hw_rif_create(struct prestera_switch *sw,
256			   struct prestera_iface *iif, u8 *mac, u16 *rif_id);
257int prestera_hw_rif_delete(struct prestera_switch *sw, u16 rif_id,
258			   struct prestera_iface *iif);
259
260/* Virtual Router API */
261int prestera_hw_vr_create(struct prestera_switch *sw, u16 *vr_id);
262int prestera_hw_vr_delete(struct prestera_switch *sw, u16 vr_id);
263
264/* LPM PI */
265int prestera_hw_lpm_add(struct prestera_switch *sw, u16 vr_id,
266			__be32 dst, u32 dst_len, u32 grp_id);
267int prestera_hw_lpm_del(struct prestera_switch *sw, u16 vr_id,
268			__be32 dst, u32 dst_len);
269
270/* NH API */
271int prestera_hw_nh_entries_set(struct prestera_switch *sw, int count,
272			       struct prestera_neigh_info *nhs, u32 grp_id);
273int prestera_hw_nhgrp_blk_get(struct prestera_switch *sw,
274			      u8 *hw_state, u32 buf_size /* Buffer in bytes */);
275int prestera_hw_nh_group_create(struct prestera_switch *sw, u16 nh_count,
276				u32 *grp_id);
277int prestera_hw_nh_group_delete(struct prestera_switch *sw, u16 nh_count,
278				u32 grp_id);
279
280/* Event handlers */
281int prestera_hw_event_handler_register(struct prestera_switch *sw,
282				       enum prestera_event_type type,
283				       prestera_event_cb_t fn,
284				       void *arg);
285void prestera_hw_event_handler_unregister(struct prestera_switch *sw,
286					  enum prestera_event_type type,
287					  prestera_event_cb_t fn);
288
289/* RX/TX */
290int prestera_hw_rxtx_init(struct prestera_switch *sw,
291			  struct prestera_rxtx_params *params);
292
293/* LAG API */
294int prestera_hw_lag_member_add(struct prestera_port *port, u16 lag_id);
295int prestera_hw_lag_member_del(struct prestera_port *port, u16 lag_id);
296int prestera_hw_lag_member_enable(struct prestera_port *port, u16 lag_id,
297				  bool enable);
298int prestera_hw_lag_fdb_add(struct prestera_switch *sw, u16 lag_id,
299			    const unsigned char *mac, u16 vid, bool dynamic);
300int prestera_hw_lag_fdb_del(struct prestera_switch *sw, u16 lag_id,
301			    const unsigned char *mac, u16 vid);
302int prestera_hw_fdb_flush_lag(struct prestera_switch *sw, u16 lag_id,
303			      u32 mode);
304int prestera_hw_fdb_flush_lag_vlan(struct prestera_switch *sw,
305				   u16 lag_id, u16 vid, u32 mode);
306
307/* HW trap/drop counters API */
308int
309prestera_hw_cpu_code_counters_get(struct prestera_switch *sw, u8 code,
310				  enum prestera_hw_cpu_code_cnt_t counter_type,
311				  u64 *packet_count);
312
313/* Policer API */
314int prestera_hw_policer_create(struct prestera_switch *sw, u8 type,
315			       u32 *policer_id);
316int prestera_hw_policer_release(struct prestera_switch *sw,
317				u32 policer_id);
318int prestera_hw_policer_sr_tcm_set(struct prestera_switch *sw,
319				   u32 policer_id, u64 cir, u32 cbs);
320
321/* Flood domain / MDB API */
322int prestera_hw_flood_domain_create(struct prestera_flood_domain *domain);
323int prestera_hw_flood_domain_destroy(struct prestera_flood_domain *domain);
324int prestera_hw_flood_domain_ports_set(struct prestera_flood_domain *domain);
325int prestera_hw_flood_domain_ports_reset(struct prestera_flood_domain *domain);
326
327int prestera_hw_mdb_create(struct prestera_mdb_entry *mdb);
328int prestera_hw_mdb_destroy(struct prestera_mdb_entry *mdb);
329
330#endif /* _PRESTERA_HW_H_ */
331