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From: "Singh, Aman Deep" <aman.deep.singh@intel.com>
To: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
	Yuying Zhang <yuying.zhang@intel.com>,
	Cristian Dumitrescu <cristian.dumitrescu@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, Sunil Kumar Kori <skori@marvell.com>
Subject: Re: [PATCH v2 1/3] app/testpmd: support congestion management CLIs
Date: Mon, 7 Nov 2022 12:42:28 +0530	[thread overview]
Message-ID: <f13cf671-aee4-9ecd-a876-578fbc06b6b7@intel.com> (raw)
In-Reply-To: <3a3012a6-d6a4-e109-a2b2-eadb1a7e1d3e@oktetlabs.ru>

These newly added files for Congestion Management look in-line to 
Traffic Metering part,
would like @Cristian to also have a look.

Regards
Aman

On 11/6/2022 3:38 PM, Andrew Rybchenko wrote:
> @Aman, @Yuying, please, help to review the patch.
>
> On 10/12/22 12:01, Sunil Kumar Kori wrote:
>> Please review the following changes and provide feedback.
>>
>> Regards
>> Sunil Kumar Kori
>>
>>> -----Original Message-----
>>> From: skori@marvell.com <skori@marvell.com>
>>> Sent: Thursday, September 29, 2022 3:25 PM
>>> To: Aman Singh <aman.deep.singh@intel.com>; Yuying Zhang
>>> <yuying.zhang@intel.com>
>>> Cc: dev@dpdk.org; Sunil Kumar Kori <skori@marvell.com>
>>> Subject: [PATCH v2 1/3] app/testpmd: support congestion management CLIs
>>>
>>> From: Sunil Kumar Kori <skori@marvell.com>
>>>
>>> Support congestion management CLIs.
>>>
>>> Depends-on: patch-24902 ("ethdev: support congestion management")
>>>
>>> Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
Acked-by: Aman Singh <aman.deep.singh@intel.com>
>>> ---
>>> v1..v2:
>>>   - Rebase on top of the dpdk-next-net-mrvl/for-next-net
>>>
>>>   app/test-pmd/cmdline.c                      |  15 +
>>>   app/test-pmd/cmdline_cman.c                 | 390 
>>> ++++++++++++++++++++
>>>   app/test-pmd/cmdline_cman.h                 |  12 +
>>>   app/test-pmd/meson.build                    |   1 +
>>>   doc/guides/testpmd_app_ug/testpmd_funcs.rst |  26 ++
>>>   5 files changed, 444 insertions(+)
>>>   create mode 100644 app/test-pmd/cmdline_cman.c  create mode 100644
>>> app/test-pmd/cmdline_cman.h
>>>
>>> diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index
>>> 51321de9ed..ce278eadb0 100644
>>> --- a/app/test-pmd/cmdline.c
>>> +++ b/app/test-pmd/cmdline.c
>>> @@ -60,6 +60,7 @@
>>>   #include <rte_pmd_bnxt.h>
>>>   #endif
>>>   #include "testpmd.h"
>>> +#include "cmdline_cman.h"
>>>   #include "cmdline_mtr.h"
>>>   #include "cmdline_tm.h"
>>>   #include "bpf_cmd.h"
>>> @@ -599,6 +600,17 @@ static void cmd_help_long_parsed(void
>>> *parsed_result,
>>>               "set port (port_id) fec_mode auto|off|rs|baser\n"
>>>               "    set fec mode for a specific port\n\n"
>>>
>>> +            "show port cman capa (port_id)\n"
>>> +            "    Show congestion management capabilities\n\n"
>>> +
>>> +            "show port cman config (port_id)\n"
>>> +            "    Show congestion management configuration\n\n"
>>> +
>>> +            "set port cman config (port_id) (queue_id) default | "
>>> +            "[obj (queue|queue_mempool) mode red
>>> (min_thresh) "
>>> +            "(max_thresh) (prob_inv)]\n"
>>> +            "    Set congestion management configuration\n\n"
>>> +
>>>               , list_pkt_forwarding_modes()
>>>           );
>>>       }
>>> @@ -12990,6 +13002,9 @@ static cmdline_parse_ctx_t builtin_ctx[] = {
>>>       (cmdline_parse_inst_t *)&cmd_show_capability,
>>>       (cmdline_parse_inst_t *)&cmd_set_flex_is_pattern,
>>>       (cmdline_parse_inst_t *)&cmd_set_flex_spec_pattern,
>>> +    (cmdline_parse_inst_t *)&cmd_show_port_cman_capa,
>>> +    (cmdline_parse_inst_t *)&cmd_show_port_cman_config,
>>> +    (cmdline_parse_inst_t *)&cmd_set_port_cman_config,
>>>       NULL,
>>>   };
>>>
>>> diff --git a/app/test-pmd/cmdline_cman.c b/app/test-pmd/cmdline_cman.c
>>> new file mode 100644 index 0000000000..344759189d
>>> --- /dev/null
>>> +++ b/app/test-pmd/cmdline_cman.c
>>> @@ -0,0 +1,390 @@
>>> +/* SPDX-License-Identifier: BSD-3-Clause
>>> + * Copyright(C) 2022 Marvell International Ltd.
>>> + */
>>> +
>>> +#include <cmdline_parse.h>
>>> +#include <cmdline_parse_num.h>
>>> +#include <cmdline_parse_string.h>
>>> +
>>> +#include <rte_ethdev.h>
>>> +
>>> +#include "testpmd.h"
>>> +
>>> +#define PARSE_DELIMITER                " \f\n\r\t\v"
>>> +
>>> +static int
>>> +parse_uint(uint64_t *value, const char *str) {
>>> +    char *next = NULL;
>>> +    uint64_t n;
>>> +
>>> +    errno = 0;
>>> +    /* Parse number string */
>>> +    n = strtol(str, &next, 10);
>>> +    if (errno != 0 || str == next || *next != '\0')
>>> +        return -1;
>>> +
>>> +    *value = n;
>>> +
>>> +    return 0;
>>> +}
>>> +
>>> +static int
>>> +parse_cman_obj_str(char *str, uint64_t *obj) {
>>> +    char *token;
>>> +
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (token == NULL)
>>> +        return 0;
>>> +
>>> +    if (strcasecmp(token, "queue") == 0)
>>> +        *obj = RTE_ETH_CMAN_OBJ_RX_QUEUE;
>>> +    else if (strcasecmp(token, "queue_mempool") == 0)
>>> +        *obj = RTE_ETH_CMAN_OBJ_RX_QUEUE_MEMPOOL;
>>> +    else
>>> +        return -1;
>>> +
>>> +    return 0;
>>> +}
>>> +
>>> +static int
>>> +parse_cman_mode_str(char *str, uint64_t *mode) {
>>> +    char *token;
>>> +
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (token == NULL)
>>> +        return 0;
>>> +
>>> +    if (strcasecmp(token, "red") == 0)
>>> +        *mode = RTE_CMAN_RED;
>>> +    else
>>> +        return -1;
>>> +
>>> +    return 0;
>>> +}
>>> +
>>> +static int
>>> +parse_cman_params_str(uint16_t port_id, char *str,
>>> +              struct rte_eth_cman_config *cfg) {
>>> +    uint64_t obj = 0, mode = 0, min_th = 0, max_th = 0, maxp_inv = 0;
>>> +    struct rte_eth_cman_info info;
>>> +    char *token;
>>> +    int ret;
>>> +
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (!strcasecmp(token, "default")) {
>>> +        ret = rte_eth_cman_config_init(port_id, cfg);
>>> +        if (ret) {
>>> +            fprintf(stderr, "error in default initialization\n");
>>> +            return ret;
>>> +        }
>>> +        return 0;
>>> +    }
>>> +
>>> +    /* First token: obj name */
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (token == NULL) {
>>> +        fprintf(stderr, "Object param parse error\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    ret = parse_cman_obj_str(token, &obj);
>>> +    if (ret) {
>>> +        fprintf(stderr, "Object value is invalid\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    /* Second token: mode name */
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (token == NULL) {
>>> +        fprintf(stderr, " Mode param is invalid\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (token == NULL) {
>>> +        fprintf(stderr, " Mode value is invalid\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    ret = parse_cman_mode_str(token, &mode);
>>> +    if (ret) {
>>> +        fprintf(stderr, "mode string parse error\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    /* Third token: minimum threshold */
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (token == NULL) {
>>> +        fprintf(stderr, "Minimum threshold parse error\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    ret = parse_uint(&min_th, token);
>>> +    if (ret != 0 || min_th > UINT8_MAX) {
>>> +        fprintf(stderr, "Minimum threshold is invalid\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    /* Fourth token: maximum threshold */
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (token == NULL) {
>>> +        fprintf(stderr, "Maximum threshold parse error\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    ret = parse_uint(&max_th, token);
>>> +    if (ret != 0 || max_th > UINT8_MAX) {
>>> +        fprintf(stderr, "Maximum threshold is invalid\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    /* Fifth token: probability inversion */
>>> +    token = strtok_r(str, PARSE_DELIMITER, &str);
>>> +    if (token == NULL) {
>>> +        fprintf(stderr, "Maximum probability inversion parse
>>> error\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    ret = parse_uint(&maxp_inv, token);
>>> +    if (ret != 0 || maxp_inv == 0 || maxp_inv > UINT16_MAX) {
>>> +        fprintf(stderr, "Maximum probability inversion is invalid\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    memset(&info, 0, sizeof(struct rte_eth_cman_info));
>>> +    ret = rte_eth_cman_info_get(port_id, &info);
>>> +    if (ret) {
>>> +        fprintf(stderr, "Congestion management capa get error\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    if (!(info.objs_supported & obj)) {
>>> +        fprintf(stderr, "Object type is not supported by driver\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    if (!(info.modes_supported & mode)) {
>>> +        fprintf(stderr, "Mode is not supported by driver\n");
>>> +        goto error;
>>> +    }
>>> +
>>> +    cfg->obj = obj;
>>> +    cfg->mode = mode;
>>> +    cfg->mode_param.red.min_th = min_th;
>>> +    cfg->mode_param.red.max_th = max_th;
>>> +    cfg->mode_param.red.maxp_inv = maxp_inv;
>>> +
>>> +    return 0;
>>> +
>>> +error:
>>> +    return -EINVAL;
>>> +}
>>> +
>>> +/* *** Show Port Congestion Management Capabilities *** */ struct
>>> +cmd_show_port_cman_capa_result {
>>> +    cmdline_fixed_string_t show;
>>> +    cmdline_fixed_string_t port;
>>> +    cmdline_fixed_string_t cman;
>>> +    cmdline_fixed_string_t capa;
>>> +    uint16_t port_id;
>>> +};
>>> +
>>> +static cmdline_parse_token_string_t cmd_show_port_cman_capa_show =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_show_port_cman_capa_result, show, "show");
>>> +
>>> +static cmdline_parse_token_string_t cmd_show_port_cman_capa_port =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_show_port_cman_capa_result, port, "port");
>>> +
>>> +static cmdline_parse_token_string_t cmd_show_port_cman_capa_cman =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_show_port_cman_capa_result, cman, "cman");
>>> +
>>> +static cmdline_parse_token_string_t cmd_show_port_cman_capa_capa =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_show_port_cman_capa_result, capa, "capa");
>>> +
>>> +static cmdline_parse_token_num_t cmd_show_port_cman_capa_port_id =
>>> +    TOKEN_NUM_INITIALIZER(
>>> +        struct cmd_show_port_cman_capa_result, port_id,
>>> RTE_UINT16);
>>> +
>>> +static void cmd_show_port_cman_capa_parsed(void *parsed_result,
>>> +    __rte_unused struct cmdline *cl,
>>> +    __rte_unused void *data)
>>> +{
>>> +    struct cmd_show_port_cman_capa_result *res = parsed_result;
>>> +    uint16_t port_id = res->port_id;
>>> +    struct rte_eth_cman_info info;
>>> +    int ret;
>>> +
>>> +    memset(&info, 0, sizeof(struct rte_eth_cman_info));
>>> +    ret = rte_eth_cman_info_get(port_id, &info);
>>> +    if (ret)
>>> +        return;
>>> +
>>> +    printf("\n****   Port Congestion Management Capabilities
>>> ****\n\n");
>>> +    printf("modes_supported 0x%" PRIx64 "\n", info.modes_supported);
>>> +    printf("objs_supported 0x%" PRIx64 "\n", info.objs_supported); }
>>> +
>>> +cmdline_parse_inst_t cmd_show_port_cman_capa = {
>>> +    .f = cmd_show_port_cman_capa_parsed,
>>> +    .data = NULL,
>>> +    .help_str = "show port cman capa <port_id>",
>>> +    .tokens = {
>>> +        (void *)&cmd_show_port_cman_capa_show,
>>> +        (void *)&cmd_show_port_cman_capa_port,
>>> +        (void *)&cmd_show_port_cman_capa_cman,
>>> +        (void *)&cmd_show_port_cman_capa_capa,
>>> +        (void *)&cmd_show_port_cman_capa_port_id,
>>> +        NULL,
>>> +    },
>>> +};
>>> +
>>> +/* *** Show Port Congestion Management configuration *** */ struct
>>> +cmd_show_port_cman_cfg_result {
>>> +    cmdline_fixed_string_t show;
>>> +    cmdline_fixed_string_t port;
>>> +    cmdline_fixed_string_t cman;
>>> +    cmdline_fixed_string_t cfg;
>>> +    uint16_t port_id;
>>> +};
>>> +
>>> +static cmdline_parse_token_string_t cmd_show_port_cman_cfg_show =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_show_port_cman_cfg_result, show, "show");
>>> +
>>> +static cmdline_parse_token_string_t cmd_show_port_cman_cfg_port =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_show_port_cman_cfg_result, port, "port");
>>> +
>>> +static cmdline_parse_token_string_t cmd_show_port_cman_cfg_cman =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_show_port_cman_cfg_result, cman, "cman");
>>> +
>>> +static cmdline_parse_token_string_t cmd_show_port_cman_cfg_cfg =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_show_port_cman_cfg_result, cfg, "config");
>>> +
>>> +static cmdline_parse_token_num_t cmd_show_port_cman_cfg_port_id =
>>> +    TOKEN_NUM_INITIALIZER(
>>> +        struct cmd_show_port_cman_cfg_result, port_id,
>>> RTE_UINT16);
>>> +
>>> +static void cmd_show_port_cman_cfg_parsed(void *parsed_result,
>>> +    __rte_unused struct cmdline *cl,
>>> +    __rte_unused void *data)
>>> +{
>>> +    struct cmd_show_port_cman_cfg_result *res = parsed_result;
>>> +    uint16_t port_id = res->port_id;
>>> +    struct rte_eth_cman_config cfg;
>>> +    int ret;
>>> +
>>> +    memset(&cfg, 0, sizeof(struct rte_eth_cman_config));
>>> +    ret = rte_eth_cman_config_get(port_id, &cfg);
>>> +    if (ret)
>>> +        return;
>>> +
>>> +    printf("\n****   Port Congestion Management Configuration
>>> ****\n\n");
>>> +    printf("cman object 0x%" PRIx32 "\n", cfg.obj);
>>> +    printf("cman Rx queue %" PRIx16 "\n", cfg.obj_param.rx_queue);
>>> +    printf("cman mode 0x%" PRIx32 "\n", cfg.mode);
>>> +    printf("cman RED min thresh %" PRIx8 "\n",
>>> cfg.mode_param.red.min_th);
>>> +    printf("cman RED max thresh %" PRIx8 "\n",
>>> cfg.mode_param.red.max_th);
>>> +    printf("cman RED Prob inversion %" PRIx16 "\n",
>>> +        cfg.mode_param.red.maxp_inv);
>>> +}
>>> +
>>> +cmdline_parse_inst_t cmd_show_port_cman_config = {
>>> +    .f = cmd_show_port_cman_cfg_parsed,
>>> +    .data = NULL,
>>> +    .help_str = "show port cman config <port_id>",
>>> +    .tokens = {
>>> +        (void *)&cmd_show_port_cman_cfg_show,
>>> +        (void *)&cmd_show_port_cman_cfg_port,
>>> +        (void *)&cmd_show_port_cman_cfg_cman,
>>> +        (void *)&cmd_show_port_cman_cfg_cfg,
>>> +        (void *)&cmd_show_port_cman_cfg_port_id,
>>> +        NULL,
>>> +    },
>>> +};
>>> +
>>> +/* *** Set Port Congestion Management configuration *** */ struct
>>> +cmd_set_port_cman_cfg_result {
>>> +    cmdline_fixed_string_t set;
>>> +    cmdline_fixed_string_t port;
>>> +    cmdline_fixed_string_t cman;
>>> +    cmdline_fixed_string_t cfg;
>>> +    uint16_t port_id;
>>> +    uint16_t qid;
>>> +    cmdline_multi_string_t params;
>>> +};
>>> +
>>> +static cmdline_parse_token_string_t cmd_set_port_cman_cfg_set =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_set_port_cman_cfg_result, set, "set");
>>> +
>>> +static cmdline_parse_token_string_t cmd_set_port_cman_cfg_port =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_set_port_cman_cfg_result, port, "port");
>>> +
>>> +static cmdline_parse_token_string_t cmd_set_port_cman_cfg_cman =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_set_port_cman_cfg_result, cman, "cman");
>>> +
>>> +static cmdline_parse_token_string_t cmd_set_port_cman_cfg_cfg =
>>> +    TOKEN_STRING_INITIALIZER(
>>> +        struct cmd_set_port_cman_cfg_result, cfg, "config");
>>> +
>>> +static cmdline_parse_token_num_t cmd_set_port_cman_cfg_port_id =
>>> +    TOKEN_NUM_INITIALIZER(
>>> +        struct cmd_set_port_cman_cfg_result, port_id, RTE_UINT16);
>>> +
>>> +static cmdline_parse_token_num_t cmd_set_port_cman_cfg_qid =
>>> +    TOKEN_NUM_INITIALIZER(
>>> +        struct cmd_set_port_cman_cfg_result, qid, RTE_UINT16);
>>> +
>>> +static cmdline_parse_token_string_t cmd_set_port_cman_cfg_params =
>>> +    TOKEN_STRING_INITIALIZER(struct cmd_set_port_cman_cfg_result,
>>> +        params, TOKEN_STRING_MULTI);
>>> +
>>> +static void cmd_set_port_cman_cfg_parsed(void *parsed_result,
>>> +    __rte_unused struct cmdline *cl,
>>> +    __rte_unused void *data)
>>> +{
>>> +    struct cmd_set_port_cman_cfg_result *res = parsed_result;
>>> +    uint16_t port_id = res->port_id;
>>> +    struct rte_eth_cman_config cfg;
>>> +    int ret;
>>> +
>>> +    ret = parse_cman_params_str(port_id, res->params, &cfg);
>>> +    if (ret) {
>>> +        fprintf(stderr, "params string parse error\n");
>>> +        return;
>>> +    }
>>> +
>>> +    cfg.obj_param.rx_queue = res->qid;
>>> +    rte_eth_cman_config_set(port_id, &cfg); }
>>> +
>>> +cmdline_parse_inst_t cmd_set_port_cman_config = {
>>> +    .f = cmd_set_port_cman_cfg_parsed,
>>> +    .data = NULL,
>>> +    .help_str = "set port cman config <port_id> <queue_id> "
>>> +            "default | [obj <queue|queue_mempool> mode red "
>>> +            "<min_thresh> <max_thresh> <prob_inv>]",
>>> +    .tokens = {
>>> +        (void *)&cmd_set_port_cman_cfg_set,
>>> +        (void *)&cmd_set_port_cman_cfg_port,
>>> +        (void *)&cmd_set_port_cman_cfg_cman,
>>> +        (void *)&cmd_set_port_cman_cfg_cfg,
>>> +        (void *)&cmd_set_port_cman_cfg_port_id,
>>> +        (void *)&cmd_set_port_cman_cfg_qid,
>>> +        (void *)&cmd_set_port_cman_cfg_params,
>>> +        NULL,
>>> +    },
>>> +};
>>> diff --git a/app/test-pmd/cmdline_cman.h b/app/test-pmd/cmdline_cman.h
>>> new file mode 100644 index 0000000000..bd6c99ce35
>>> --- /dev/null
>>> +++ b/app/test-pmd/cmdline_cman.h
>>> @@ -0,0 +1,12 @@
>>> +/* SPDX-License-Identifier: BSD-3-Clause
>>> + * Copyright(C) 2022 Marvell International Ltd.
>>> + */
>>> +
>>> +#ifndef _CMDLINE_CMAN_H_
>>> +#define _CMDLINE_CMAN_H_
>>> +
>>> +extern cmdline_parse_inst_t cmd_show_port_cman_capa; extern
>>> +cmdline_parse_inst_t cmd_show_port_cman_config; extern
>>> +cmdline_parse_inst_t cmd_set_port_cman_config;
>>> +
>>> +#endif /* _CMDLINE_CMAN_H_ */
>>> diff --git a/app/test-pmd/meson.build b/app/test-pmd/meson.build index
>>> 74399178dd..c03d9dfebb 100644
>>> --- a/app/test-pmd/meson.build
>>> +++ b/app/test-pmd/meson.build
>>> @@ -7,6 +7,7 @@ cflags += '-Wno-deprecated-declarations'
>>>   sources = files(
>>>           '5tswap.c',
>>>           'cmdline.c',
>>> +        'cmdline_cman.c',
>>>           'cmdline_flow.c',
>>>           'cmdline_mtr.c',
>>>           'cmdline_tm.c',
>>> diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
>>> b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
>>> index d3075bf87d..b9c7b468af 100644
>>> --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
>>> +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
>>> @@ -5317,6 +5317,32 @@ Flex pattern can be shared between ports.
>>>      testpmd> flow create 0 ingress pattern eth / ipv4 / udp / flex 
>>> item is 3
>>> pattern is 2 / end actions mark id 1 / queue index 0 / end
>>>      Flow rule #0 created
>>>
>>> +Congestion Management
>>> +---------------------
>>> +
>>> +Get capabilities
>>> +~~~~~~~~~~~~~~~~
>>> +
>>> +Retrieve congestion management capabilities supported by driver for 
>>> given
>>> port.
>>> +Below example command retrieves capabilities for port 0::
>>> +
>>> +   testpmd> show port cman capa 0
>>> +
>>> +Get configuration
>>> +~~~~~~~~~~~~~~~~~
>>> +Retrieve congestion management configuration for given port. Below
>>> +example command retrieves configuration for port 0::
>>> +
>>> +   testpmd> show port cman config 0
>>> +
>>> +Set configuration
>>> +~~~~~~~~~~~~~~~~~
>>> +Configures congestion management settings on given queue or mempool
>>> +associated with queue. Below example command configures RED as
>>> +congestion management algo for port 0 and queue 0::
>>> +
>>> +   testpmd> set port cman config 0 0 obj queue mode red 10 100 1
>>> +
Rather than adding this section at the end can we put it near TM section 4.9
>>>   Driver specific commands
>>>   ------------------------
>>>
>>> -- 
>>> 2.25.1
>>
>


  reply	other threads:[~2022-11-07  7:12 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-19 12:41 [PATCH " skori
2022-09-19 12:41 ` [PATCH 2/3] common/cnxk: add congestion management ROC APIs skori
2022-09-19 12:41 ` [PATCH 3/3] net/cnxk: support congestion management ops skori
2022-09-29  9:54   ` [PATCH v2 1/3] app/testpmd: support congestion management CLIs skori
2022-09-29  9:54     ` [PATCH v2 2/3] common/cnxk: add congestion management ROC APIs skori
2022-10-11  6:27       ` Sunil Kumar Kori
2022-09-29  9:54     ` [PATCH v2 3/3] net/cnxk: support congestion management ops skori
2022-10-11  6:29       ` Sunil Kumar Kori
2022-10-12  6:43         ` Jerin Jacob
2022-10-12  9:01     ` [PATCH v2 1/3] app/testpmd: support congestion management CLIs Sunil Kumar Kori
2022-11-06 10:08       ` Andrew Rybchenko
2022-11-07  7:12         ` Singh, Aman Deep [this message]
2022-11-29  7:54           ` [EXT] " Sunil Kumar Kori
2022-11-29  8:04     ` [PATCH v3 1/1] " skori
2022-12-02  7:56       ` [PATCH v4 " skori
2022-12-07 14:19         ` Ferruh Yigit

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