> -----Original Message-----
> From: Di, ChenxuX <chenxux...@intel.com>
> Sent: Monday, June 15, 2020 10:19
> To: dev@dpdk.org
> Cc: Xing, Beilei <beilei.x...@intel.com>; Yang, Qiming
> <qiming.y...@intel.com>; Di, ChenxuX <chenxux...@intel.com>
> Subject: [PATCH v2 5/5] app/testpmd: support query RSS config in flow query
> 
> This patch support RSS action in flow query.
> It can display the RSS configuration of the specified rule.
> 
> Signed-off-by: Chenxu Di <chenxux...@intel.com>
> ---
>  app/test-pmd/config.c | 55
> +++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 55 insertions(+)
> 
> diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c index
> f519246c7..7e3cccf9a 100644
> --- a/app/test-pmd/config.c
> +++ b/app/test-pmd/config.c
> @@ -1378,6 +1378,56 @@ port_flow_complain(struct rte_flow_error *error)
>       return -err;
>  }
> 
> +static void
> +rss_config_display(struct rte_flow_action_rss *rss_conf) {
> +     uint8_t i;
> +
> +     if (rss_conf == NULL) {
> +             printf("Invalid rule\n");
> +             return;
> +     }
> +
> +     printf("RSS:\n"
> +            " queues:");

Two lines needed? And why don't you add the space in the end of this printf?

> +     if (rss_conf->queue_num == 0)

If(!rss_conf->queue_num)

> +             printf(" none");
> +     for (i = 0; i < rss_conf->queue_num; i++)
> +             printf(" %d", rss_conf->queue[i]);
> +
> +     printf("\n function:");
> +     switch (rss_conf->func) {
> +     case RTE_ETH_HASH_FUNCTION_DEFAULT:
> +             printf(" default\n");

No needed space

> +             break;
> +     case RTE_ETH_HASH_FUNCTION_TOEPLITZ:
> +             printf(" toeplitz\n");

Same

> +             break;
> +     case RTE_ETH_HASH_FUNCTION_SIMPLE_XOR:
> +             printf(" simple_xor\n");
...

> +             break;
> +     case RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ:
> +             printf(" symmetric_toeplitz\n");
..

> +             break;
> +     default:
> +             printf(" Unknown function\n");
...

> +             return;
> +     }
> +
> +     printf(" types:\n");

Same...

> +     if (rss_conf->types == 0) {
> +             printf("  none\n");

Same...

> +             return;
> +     }
> +     for (i = 0; rss_type_table[i].str; i++) {
> +             if ((rss_conf->types &
> +                 rss_type_table[i].rss_type) ==
> +                 rss_type_table[i].rss_type &&
> +                 rss_type_table[i].rss_type != 0)
> +                     printf("  %s\n", rss_type_table[i].str);

All the same..

> +     }
> +}
> +
>  /** Validate flow rule. */
>  int
>  port_flow_validate(portid_t port_id,
> @@ -1564,6 +1614,7 @@ port_flow_query(portid_t port_id, uint32_t rule,
>       const char *name;
>       union {
>               struct rte_flow_query_count count;
> +             struct rte_flow_action_rss rss_conf;
>       } query;
>       int ret;
> 
> @@ -1585,6 +1636,7 @@ port_flow_query(portid_t port_id, uint32_t rule,
>               return port_flow_complain(&error);
>       switch (action->type) {
>       case RTE_FLOW_ACTION_TYPE_COUNT:
> +     case RTE_FLOW_ACTION_TYPE_RSS:
>               break;
>       default:
>               printf("Cannot query action type %d (%s)\n", @@ -1609,6
> +1661,9 @@ port_flow_query(portid_t port_id, uint32_t rule,
>                      query.count.hits,
>                      query.count.bytes);
>               break;
> +     case RTE_FLOW_ACTION_TYPE_RSS:
> +             rss_config_display(&query.rss_conf);
> +             break;
>       default:
>               printf("Cannot display result for action type %d (%s)\n",
>                      action->type, name);
> --
> 2.17.1

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