[v1,3/3] net/softnic: add support for DSCP action
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Commit Message
From: Georgina Sheehan <georgina.sheehan@intel.com>
This allows the application to change the DSCP value of incoming packets
Signed-off-by: Georgina Sheehan <georgina.sheehan@intel.com>
---
drivers/net/softnic/rte_eth_softnic_action.c | 14 ++++++++
drivers/net/softnic/rte_eth_softnic_cli.c | 34 +++++++++++++++++++
.../net/softnic/rte_eth_softnic_internals.h | 2 ++
drivers/net/softnic/rte_eth_softnic_thread.c | 10 ++++++
4 files changed, 60 insertions(+)
@@ -397,12 +397,26 @@ softnic_table_action_profile_create(struct pmd_internals *p,
}
}
+ if (params->action_mask & (1LLU << RTE_TABLE_ACTION_DSCP)) {
+ status = rte_table_action_profile_action_register(ap,
+ RTE_TABLE_ACTION_DSCP,
+ ¶ms->dscp);
+
+ 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);
return NULL;
}
+
+
/* Node allocation */
profile = calloc(1, sizeof(struct softnic_table_action_profile));
if (profile == NULL) {
@@ -1358,6 +1358,7 @@ cmd_port_in_action_profile(struct pmd_internals *softnic,
* [time]
* [tag]
* [decap]
+ * [dscp]
*
*/
static void
@@ -1787,6 +1788,17 @@ cmd_table_action_profile(struct pmd_internals *softnic,
t0 += 5;
} /* sym_crypto */
+ if (t0 < n_tokens && (strcmp(tokens[t0], "dscp") == 0)) {
+ if (n_tokens < t0 + 1) {
+ snprintf(out, out_size, MSG_ARG_MISMATCH,
+ "table action profile dscp");
+ return;
+ }
+
+ p.action_mask |= 1LLU << RTE_TABLE_ACTION_DSCP;
+ t0 += 1;
+ } /** DSCP **/
+
if (t0 < n_tokens) {
snprintf(out, out_size, MSG_ARG_MISMATCH, tokens[0]);
return;
@@ -3432,6 +3444,7 @@ parse_match(char **tokens,
* aead_algo <algo> aead_key <key> aead_iv <iv> aead_aad <aad>
* digest_size <size>
* data_offset <data_offset>]
+ * [dscp <n>]
*
* where:
* <pa> ::= g | y | r | drop
@@ -4431,6 +4444,27 @@ parse_table_action_decap(char **tokens,
return 2;
}
+static uint32_t
+parse_table_action_dscp(char **tokens,
+ uint32_t n_tokens,
+ struct softnic_table_rule_action *a)
+{
+ if (n_tokens < 2 ||
+ strcmp(tokens[0], "dscp"))
+ return 0;
+
+ uint8_t dscp_val;
+
+ if (softnic_parser_read_uint8(&dscp_val, tokens[1]))
+ return 0;
+
+ a->dscp.dscp_val = dscp_val;
+
+ a->action_mask |= 1 << RTE_TABLE_ACTION_DSCP;
+
+ return 2;
+}
+
static uint32_t
parse_table_action(char **tokens,
uint32_t n_tokens,
@@ -333,6 +333,7 @@ struct softnic_table_action_profile_params {
struct rte_table_action_ttl_config ttl;
struct rte_table_action_stats_config stats;
struct rte_table_action_sym_crypto_config sym_crypto;
+ struct rte_table_action_dscp_config dscp;
};
struct softnic_table_action_profile {
@@ -962,6 +963,7 @@ struct softnic_table_rule_action {
struct rte_table_action_tag_params tag;
struct rte_table_action_decap_params decap;
struct rte_table_action_sym_crypto_params sym_crypto;
+ struct rte_table_action_dscp_params dscp;
};
struct rte_flow {
@@ -2598,6 +2598,16 @@ action_convert(struct rte_table_action *a,
return status;
}
+ if (action->action_mask & (1LLU << RTE_TABLE_ACTION_DSCP)) {
+ status = rte_table_action_apply(a,
+ data,
+ RTE_TABLE_ACTION_DSCP,
+ &action->dscp);
+
+ if (status)
+ return status;
+ }
+
return 0;
}