[dpdk-dev] [PATCH] common/cnxk: add ROC API to merge base steering rule
psatheesh at marvell.com
psatheesh at marvell.com
Tue Aug 31 06:16:14 CEST 2021
From: Satheesh Paul <psatheesh at marvell.com>
This patch adds an ROC API to merge base steering rule with rules
added by VF.
Signed-off-by: Satheesh Paul <psatheesh at marvell.com>
Reviewed-by: Kiran Kumar Kokkilagadda <kirankumark at marvell.com>
---
drivers/common/cnxk/roc_npc.c | 27 +++++++++++++++++++++++++++
drivers/common/cnxk/roc_npc.h | 5 ++---
drivers/common/cnxk/version.map | 1 +
3 files changed, 30 insertions(+), 3 deletions(-)
diff --git a/drivers/common/cnxk/roc_npc.c b/drivers/common/cnxk/roc_npc.c
index aff4eef554..53074bed99 100644
--- a/drivers/common/cnxk/roc_npc.c
+++ b/drivers/common/cnxk/roc_npc.c
@@ -1136,3 +1136,30 @@ 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;
+}
diff --git a/drivers/common/cnxk/roc_npc.h b/drivers/common/cnxk/roc_npc.h
index bab25fd72e..1f9d29e2dd 100644
--- a/drivers/common/cnxk/roc_npc.h
+++ b/drivers/common/cnxk/roc_npc.h
@@ -215,15 +215,12 @@ 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,
@@ -234,4 +231,6 @@ 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_ */
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index 2cbcc4b93a..13231fcf04 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -234,6 +234,7 @@ 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;
--
2.25.4
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