Hi Pavan,

> -----Original Message-----
> From: pbhagavat...@marvell.com <pbhagavat...@marvell.com>
> Sent: Tuesday, October 29, 2019 3:37 PM
> To: Yigit, Ferruh <ferruh.yi...@intel.com>; arybche...@solarflare.com;
> jer...@marvell.com; Lu, Wenzhuo <wenzhuo...@intel.com>; Wu, Jingjing
> <jingjing...@intel.com>; Iremonger, Bernard
> <bernard.iremon...@intel.com>; Mcnamara, John
> <john.mcnam...@intel.com>; Kovacevic, Marko
> <marko.kovace...@intel.com>
> Cc: dev@dpdk.org; Pavan Nikhilesh <pbhagavat...@marvell.com>
> Subject: [dpdk-dev] [PATCH v15 7/7] app/testpmd: add command to set
> supported ptype mask
> 
> From: Pavan Nikhilesh <pbhagavat...@marvell.com>
> 
> Add command to set supported ptype mask.
> Usage:
>       set port <port_id> ptype_mask <ptype_mask>
> 
> Disable ptype parsing by default.
> 
> Signed-off-by: Pavan Nikhilesh <pbhagavat...@marvell.com>
> ---
>  app/test-pmd/cmdline.c                      | 80 +++++++++++++++++++++
>  app/test-pmd/testpmd.c                      |  6 ++
>  doc/guides/testpmd_app_ug/testpmd_funcs.rst |  7 ++
>  3 files changed, 93 insertions(+)
> 
> diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index
> 447806991..9f0356b50 100644
> --- a/app/test-pmd/cmdline.c
> +++ b/app/test-pmd/cmdline.c
The help text should be updated to describe the new command at line 240 in 
cmdline.c

> @@ -18915,6 +18915,85 @@ cmdline_parse_inst_t
> cmd_show_port_supported_ptypes = {
>       },
>  };
> 
> +/* Common result structure for set port ptypes */ struct
> +cmd_set_port_supported_ptypes_result {
> +     cmdline_fixed_string_t set;
> +     cmdline_fixed_string_t port;
> +     portid_t port_id;
> +     cmdline_fixed_string_t ptype_mask;
> +     uint32_t mask;
> +};
> +
> +/* Common CLI fields for set port ptypes */
> +cmdline_parse_token_string_t cmd_set_port_supported_ptypes_set =
> +     TOKEN_STRING_INITIALIZER
> +             (struct cmd_set_port_supported_ptypes_result,
> +              set, "set");
> +cmdline_parse_token_string_t cmd_set_port_supported_ptypes_port =
> +     TOKEN_STRING_INITIALIZER
> +             (struct cmd_set_port_supported_ptypes_result,
> +              port, "port");
> +cmdline_parse_token_num_t cmd_set_port_supported_ptypes_port_id =
> +     TOKEN_NUM_INITIALIZER
> +             (struct cmd_set_port_supported_ptypes_result,
> +              port_id, UINT16);
> +cmdline_parse_token_string_t
> cmd_set_port_supported_ptypes_mask_str =
> +     TOKEN_STRING_INITIALIZER
> +             (struct cmd_set_port_supported_ptypes_result,
> +              ptype_mask, "ptype_mask");
> +cmdline_parse_token_num_t
> cmd_set_port_supported_ptypes_mask_u32 =
> +     TOKEN_NUM_INITIALIZER
> +             (struct cmd_set_port_supported_ptypes_result,
> +              mask, UINT32);
> +
> +static void
> +cmd_set_port_supported_ptypes_parsed(
> +     void *parsed_result,
> +     __attribute__((unused)) struct cmdline *cl,
> +     __attribute__((unused)) void *data)
> +{
> +     struct cmd_set_port_supported_ptypes_result *res =
> parsed_result;
> +#define PTYPE_NAMESIZE        256
> +     char ptype_name[PTYPE_NAMESIZE];
> +     uint16_t port_id = res->port_id;
> +     uint32_t ptype_mask = res->mask;
> +     int ret, i;
> +
> +     ret = rte_eth_dev_get_supported_ptypes(port_id, ptype_mask,
> NULL, 0);
> +     if (ret <= 0) {
> +             printf("Port %d doesn't support any ptypes.\n", port_id);
> +             return;
> +     }
> +
> +     uint32_t ptypes[ret];

Might be better to move above variable declaration to top of function with the 
other declarations.

> +     ret = rte_eth_dev_set_supported_ptypes(port_id, ptype_mask,
> ptypes,
> +                                            ret);
> +     if (ret <= 0) {
> +             printf("Unable to set requested ptypes for Port %d\n",
> port_id);
> +             return;
> +     }
> +
> +     printf("Successfully set following ptypes for Port %d\n", port_id);
> +     for (i = 0; i < ret && ptypes[i] != RTE_PTYPE_UNKNOWN; i++) {
> +             rte_get_ptype_name(ptypes[i], ptype_name,
> sizeof(ptype_name));
> +             printf("%s\n", ptype_name);
> +     }
> +}
> +
> +cmdline_parse_inst_t cmd_set_port_supported_ptypes = {
> +     .f = cmd_set_port_supported_ptypes_parsed,
> +     .data = NULL,
> +     .help_str = "set port <port_id> ptype_mask <mask>",
> +     .tokens = {
> +             (void *)&cmd_set_port_supported_ptypes_set,
> +             (void *)&cmd_set_port_supported_ptypes_port,
> +             (void *)&cmd_set_port_supported_ptypes_port_id,
> +             (void *)&cmd_set_port_supported_ptypes_mask_str,
> +             (void *)&cmd_set_port_supported_ptypes_mask_u32,
> +             NULL,
> +     },
> +};
> +
>  /*
> **********************************************************
> ********************** */
> 
>  /* list of instructions */
> @@ -19154,6 +19233,7 @@ cmdline_parse_ctx_t main_ctx[] = {
>       (cmdline_parse_inst_t *)&cmd_show_vf_stats,
>       (cmdline_parse_inst_t *)&cmd_clear_vf_stats,
>       (cmdline_parse_inst_t *)&cmd_show_port_supported_ptypes,
> +     (cmdline_parse_inst_t *)&cmd_set_port_supported_ptypes,
>       (cmdline_parse_inst_t *)&cmd_ptype_mapping_get,
>       (cmdline_parse_inst_t *)&cmd_ptype_mapping_replace,
>       (cmdline_parse_inst_t *)&cmd_ptype_mapping_reset, diff --git
> a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index
> 38acbc58a..fd2c04d64 100644
> --- a/app/test-pmd/testpmd.c
> +++ b/app/test-pmd/testpmd.c
> @@ -2028,6 +2028,7 @@ start_port(portid_t pid)
>       queueid_t qi;
>       struct rte_port *port;
>       struct rte_ether_addr mac_addr;
> +     static uint8_t clr_ptypes = 1;
> 
>       if (port_id_is_invalid(pid, ENABLED_WARN))
>               return 0;
> @@ -2157,6 +2158,11 @@ start_port(portid_t pid)
>                       }
>               }
>               configure_rxtx_dump_callbacks(verbose_level);
> +             if (clr_ptypes) {
> +                     clr_ptypes = 0;
> +                     rte_eth_dev_set_supported_ptypes(pi,
> RTE_PTYPE_UNKNOWN,
> +                                     NULL, 0);
> +             }
>               /* start port */
>               if (rte_eth_dev_start(pi) < 0) {
>                       printf("Fail to start port %d\n", pi); diff --git
> a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> index c68a742eb..9c4dc92aa 100644
> --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> @@ -472,6 +472,13 @@ Show ptypes supported for a specific port::
> 
>     testpmd> show port (port_id) ptypes
> 
> +set port supported ptypes
> +~~~~~~~~~~~~~~~~~~~~~~~~~
> +
> +Inform packet types classification interested in for a specific port::

The description of the command is not very clear.
Perhaps something like the following would be better:

"set packet types classification for a specific port::"

> +
> +   testpmd> set port (port_id) ptypes_mask (mask)
> +
>  show device info
>  ~~~~~~~~~~~~~~~~
> 
> --
> 2.17.1

Regards,

Bernard.

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