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common/cnxk: support merging base steering rule

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This patch adds an ROC API to merge base steering rule with rules
added by VF.

Signed-off-by: Satheesh Paul <psatheesh@marvell.com>
Reviewed-by: Kiran Kumar K <kirankumark@marvell.com>
Acked-by: Ray Kinsella <mdr@ashroe.eu>
This commit is contained in:
Satheesh Paul 2021-08-31 09:46:14 +05:30 committed by Jerin Jacob
parent f1704016db
commit 0cc909cc07
3 changed files with 30 additions and 3 deletions
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27
drivers/common/cnxk/roc_npc.c
View File

@ -1311,3 +1311,30 @@ roc_npc_flow_dump(FILE *file, struct roc_npc *roc_npc)
}
}
}
int
roc_npc_mcam_merge_base_steering_rule(struct roc_npc *roc_npc,
struct roc_npc_flow *flow)
{
struct npc_mcam_read_base_rule_rsp *base_rule_rsp;
struct npc *npc = roc_npc_to_npc_priv(roc_npc);
struct mcam_entry *base_entry;
int idx, rc;
if (roc_nix_is_pf(roc_npc->roc_nix))
return 0;
(void)mbox_alloc_msg_npc_read_base_steer_rule(npc->mbox);
rc = mbox_process_msg(npc->mbox, (void *)&base_rule_rsp);
if (rc) {
plt_err("Failed to fetch VF's base MCAM entry");
return rc;
}
base_entry = &base_rule_rsp->entry_data;
for (idx = 0; idx < ROC_NPC_MAX_MCAM_WIDTH_DWORDS; idx++) {
flow->mcam_data[idx] |= base_entry->kw[idx];
flow->mcam_mask[idx] |= base_entry->kw_mask[idx];
}
return 0;
}

5
drivers/common/cnxk/roc_npc.h
View File

@ -216,15 +216,12 @@ int __roc_api roc_npc_flow_parse(struct roc_npc *roc_npc,
const struct roc_npc_action actions[],
struct roc_npc_flow *flow);
int __roc_api roc_npc_get_low_priority_mcam(struct roc_npc *roc_npc);
int __roc_api roc_npc_mcam_free_counter(struct roc_npc *roc_npc,
uint16_t ctr_id);
int __roc_api roc_npc_mcam_read_counter(struct roc_npc *roc_npc,
uint32_t ctr_id, uint64_t *count);
int __roc_api roc_npc_mcam_clear_counter(struct roc_npc *roc_npc,
uint32_t ctr_id);
int __roc_api roc_npc_mcam_free_all_resources(struct roc_npc *roc_npc);
void __roc_api roc_npc_flow_dump(FILE *file, struct roc_npc *roc_npc);
void __roc_api roc_npc_flow_mcam_dump(FILE *file, struct roc_npc *roc_npc,
@ -235,4 +232,6 @@ int __roc_api roc_npc_mark_actions_sub_return(struct roc_npc *roc_npc,
int __roc_api roc_npc_vtag_actions_get(struct roc_npc *roc_npc);
int __roc_api roc_npc_vtag_actions_sub_return(struct roc_npc *roc_npc,
uint32_t count);
int __roc_api roc_npc_mcam_merge_base_steering_rule(struct roc_npc *roc_npc,
struct roc_npc_flow *flow);
#endif /* _ROC_NPC_H_ */

1
drivers/common/cnxk/version.map
View File

@ -248,6 +248,7 @@ INTERNAL {
roc_npc_mcam_free_all_resources;
roc_npc_mcam_free_counter;
roc_npc_mcam_free_entry;
roc_npc_mcam_merge_base_steering_rule;
roc_npc_mcam_write_entry;
roc_npc_mcam_read_counter;
roc_npc_profile_name_get;