xref: /openbmc/linux/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_matchall.h (revision 4b4193256c8d3bc3a5397b5cd9494c2ad386317d)
14ec4762dSRahul Lakkireddy /* SPDX-License-Identifier: GPL-2.0-only */
24ec4762dSRahul Lakkireddy /* Copyright (C) 2019 Chelsio Communications.  All rights reserved. */
34ec4762dSRahul Lakkireddy 
44ec4762dSRahul Lakkireddy #ifndef __CXGB4_TC_MATCHALL_H__
54ec4762dSRahul Lakkireddy #define __CXGB4_TC_MATCHALL_H__
64ec4762dSRahul Lakkireddy 
74ec4762dSRahul Lakkireddy #include <net/pkt_cls.h>
84ec4762dSRahul Lakkireddy 
94ec4762dSRahul Lakkireddy enum cxgb4_matchall_state {
104ec4762dSRahul Lakkireddy 	CXGB4_MATCHALL_STATE_DISABLED = 0,
114ec4762dSRahul Lakkireddy 	CXGB4_MATCHALL_STATE_ENABLED,
124ec4762dSRahul Lakkireddy };
134ec4762dSRahul Lakkireddy 
144ec4762dSRahul Lakkireddy struct cxgb4_matchall_egress_entry {
154ec4762dSRahul Lakkireddy 	enum cxgb4_matchall_state state; /* Current MATCHALL offload state */
164ec4762dSRahul Lakkireddy 	u8 hwtc; /* Traffic class bound to port */
174ec4762dSRahul Lakkireddy 	u64 cookie; /* Used to identify the MATCHALL rule offloaded */
184ec4762dSRahul Lakkireddy };
194ec4762dSRahul Lakkireddy 
2021c4c60bSRahul Lakkireddy struct cxgb4_matchall_ingress_entry {
2121c4c60bSRahul Lakkireddy 	enum cxgb4_matchall_state state; /* Current MATCHALL offload state */
22*59b328cfSRahul Lakkireddy 	u32 tid[CXGB4_FILTER_TYPE_MAX]; /* Index to hardware filter entries */
23*59b328cfSRahul Lakkireddy 	/* Filter entries */
24*59b328cfSRahul Lakkireddy 	struct ch_filter_specification fs[CXGB4_FILTER_TYPE_MAX];
25fd2261d8SRahul Lakkireddy 	u16 viid_mirror; /* Identifier for allocated Mirror VI */
2621c4c60bSRahul Lakkireddy 	u64 bytes; /* # of bytes hitting the filter */
2721c4c60bSRahul Lakkireddy 	u64 packets; /* # of packets hitting the filter */
2821c4c60bSRahul Lakkireddy 	u64 last_used; /* Last updated jiffies time */
2921c4c60bSRahul Lakkireddy };
3021c4c60bSRahul Lakkireddy 
314ec4762dSRahul Lakkireddy struct cxgb4_tc_port_matchall {
324ec4762dSRahul Lakkireddy 	struct cxgb4_matchall_egress_entry egress; /* Egress offload info */
3321c4c60bSRahul Lakkireddy 	struct cxgb4_matchall_ingress_entry ingress; /* Ingress offload info */
344ec4762dSRahul Lakkireddy };
354ec4762dSRahul Lakkireddy 
364ec4762dSRahul Lakkireddy struct cxgb4_tc_matchall {
374ec4762dSRahul Lakkireddy 	struct cxgb4_tc_port_matchall *port_matchall; /* Per port entry */
384ec4762dSRahul Lakkireddy };
394ec4762dSRahul Lakkireddy 
404ec4762dSRahul Lakkireddy int cxgb4_tc_matchall_replace(struct net_device *dev,
4121c4c60bSRahul Lakkireddy 			      struct tc_cls_matchall_offload *cls_matchall,
4221c4c60bSRahul Lakkireddy 			      bool ingress);
434ec4762dSRahul Lakkireddy int cxgb4_tc_matchall_destroy(struct net_device *dev,
4421c4c60bSRahul Lakkireddy 			      struct tc_cls_matchall_offload *cls_matchall,
4521c4c60bSRahul Lakkireddy 			      bool ingress);
4621c4c60bSRahul Lakkireddy int cxgb4_tc_matchall_stats(struct net_device *dev,
474ec4762dSRahul Lakkireddy 			    struct tc_cls_matchall_offload *cls_matchall);
484ec4762dSRahul Lakkireddy 
494ec4762dSRahul Lakkireddy int cxgb4_init_tc_matchall(struct adapter *adap);
504ec4762dSRahul Lakkireddy void cxgb4_cleanup_tc_matchall(struct adapter *adap);
514ec4762dSRahul Lakkireddy #endif /* __CXGB4_TC_MATCHALL_H__ */
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