[v4,7/8] net/softnic: add support for packet decap table action

Message ID 1539258078-85906-7-git-send-email-cristian.dumitrescu@intel.com
State Accepted
Delegated to: Cristian Dumitrescu
Headers show
Series
  • [v4,1/8] pipeline: add table action for packet tag
Related show

Checks

Context Check Description
ci/Intel-compilation success Compilation OK
ci/checkpatch success coding style OK

Commit Message

Dumitrescu, Cristian Oct. 11, 2018, 11:41 a.m.
Add support for packet decap table action.

Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
---
 drivers/net/softnic/rte_eth_softnic_action.c    | 11 +++++++
 drivers/net/softnic/rte_eth_softnic_cli.c       | 38 +++++++++++++++++++++++++
 drivers/net/softnic/rte_eth_softnic_internals.h |  1 +
 drivers/net/softnic/rte_eth_softnic_thread.c    | 10 +++++++
 4 files changed, 60 insertions(+)

Patch

diff --git a/drivers/net/softnic/rte_eth_softnic_action.c b/drivers/net/softnic/rte_eth_softnic_action.c
index 133dd06..2b74848 100644
--- a/drivers/net/softnic/rte_eth_softnic_action.c
+++ b/drivers/net/softnic/rte_eth_softnic_action.c
@@ -375,6 +375,17 @@  softnic_table_action_profile_create(struct pmd_internals *p,
 		}
 	}
 
+	if (params->action_mask & (1LLU << RTE_TABLE_ACTION_DECAP)) {
+		status = rte_table_action_profile_action_register(ap,
+			RTE_TABLE_ACTION_DECAP,
+			NULL);
+
+		if (status) {
+			rte_table_action_profile_free(ap);
+			return NULL;
+		}
+	}
+
 	status = rte_table_action_profile_freeze(ap);
 	if (status) {
 		rte_table_action_profile_free(ap);
diff --git a/drivers/net/softnic/rte_eth_softnic_cli.c b/drivers/net/softnic/rte_eth_softnic_cli.c
index 31c37da..2ddd936 100644
--- a/drivers/net/softnic/rte_eth_softnic_cli.c
+++ b/drivers/net/softnic/rte_eth_softnic_cli.c
@@ -1280,6 +1280,7 @@  cmd_port_in_action_profile(struct pmd_internals *softnic,
  *  [stats pkts | bytes | both]
  *  [time]
  *  [tag]
+ *  [decap]
  */
 static void
 cmd_table_action_profile(struct pmd_internals *softnic,
@@ -1617,6 +1618,12 @@  cmd_table_action_profile(struct pmd_internals *softnic,
 		t0 += 1;
 	} /* tag */
 
+	if (t0 < n_tokens &&
+		(strcmp(tokens[t0], "decap") == 0)) {
+		p.action_mask |= 1LLU << RTE_TABLE_ACTION_DECAP;
+		t0 += 1;
+	} /* decap */
+
 	if (t0 < n_tokens) {
 		snprintf(out, out_size, MSG_ARG_MISMATCH, tokens[0]);
 		return;
@@ -3184,6 +3191,7 @@  parse_match(char **tokens,
  *    [stats]
  *    [time]
  *    [tag <tag>]
+ *    [decap <n>]
  *
  * where:
  *    <pa> ::= g | y | r | drop
@@ -3690,6 +3698,22 @@  parse_table_action_tag(char **tokens,
 }
 
 static uint32_t
+parse_table_action_decap(char **tokens,
+	uint32_t n_tokens,
+	struct softnic_table_rule_action *a)
+{
+	if (n_tokens < 2 ||
+		strcmp(tokens[0], "decap"))
+		return 0;
+
+	if (softnic_parser_read_uint16(&a->decap.n, tokens[1]))
+		return 0;
+
+	a->action_mask |= 1 << RTE_TABLE_ACTION_DECAP;
+	return 2;
+}
+
+static uint32_t
 parse_table_action(char **tokens,
 	uint32_t n_tokens,
 	char *out,
@@ -3847,6 +3871,20 @@  parse_table_action(char **tokens,
 		n_tokens -= n;
 	}
 
+	if (n_tokens && (strcmp(tokens[0], "decap") == 0)) {
+		uint32_t n;
+
+		n = parse_table_action_decap(tokens, n_tokens, a);
+		if (n == 0) {
+			snprintf(out, out_size, MSG_ARG_INVALID,
+				"action decap");
+			return 0;
+		}
+
+		tokens += n;
+		n_tokens -= n;
+	}
+
 	if (n_tokens0 - n_tokens == 1) {
 		snprintf(out, out_size, MSG_ARG_INVALID, "action");
 		return 0;
diff --git a/drivers/net/softnic/rte_eth_softnic_internals.h b/drivers/net/softnic/rte_eth_softnic_internals.h
index 1623ff8..9aa19a9 100644
--- a/drivers/net/softnic/rte_eth_softnic_internals.h
+++ b/drivers/net/softnic/rte_eth_softnic_internals.h
@@ -898,6 +898,7 @@  struct softnic_table_rule_action {
 	struct rte_table_action_stats_params stats;
 	struct rte_table_action_time_params time;
 	struct rte_table_action_tag_params tag;
+	struct rte_table_action_decap_params decap;
 };
 
 struct rte_flow {
diff --git a/drivers/net/softnic/rte_eth_softnic_thread.c b/drivers/net/softnic/rte_eth_softnic_thread.c
index e1d002e..c8a8d23 100644
--- a/drivers/net/softnic/rte_eth_softnic_thread.c
+++ b/drivers/net/softnic/rte_eth_softnic_thread.c
@@ -2488,6 +2488,16 @@  action_convert(struct rte_table_action *a,
 			return status;
 	}
 
+	if (action->action_mask & (1LLU << RTE_TABLE_ACTION_DECAP)) {
+		status = rte_table_action_apply(a,
+			data,
+			RTE_TABLE_ACTION_DECAP,
+			&action->decap);
+
+		if (status)
+			return status;
+	}
+
 	return 0;
 }