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From: "Singh, Jasvinder" <jasvinder.singh@intel.com>
To: "Dharmappa, Savinay" <savinay.dharmappa@intel.com>, "dev@dpdk.org"
<dev@dpdk.org>, "Dumitrescu, Cristian" <cristian.dumitrescu@intel.com>
Thread-Topic: [RFC PATCH 2/2] example/qos_sched: subport bandwidth profile
config
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Subject: Re: [dpdk-dev] [RFC PATCH 2/2] example/qos_sched: subport bandwidth
profile config
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Sender: "dev" <dev-bounces@dpdk.org>
> -----Original Message-----
> From: Dharmappa, Savinay <savinay.dharmappa@intel.com>
> Sent: Wednesday, July 15, 2020 7:28 PM
> To: Dharmappa, Savinay <savinay.dharmappa@intel.com>; Singh, Jasvinder
> <jasvinder.singh@intel.com>; dev@dpdk.org
> Subject: [RFC PATCH 2/2] example/qos_sched: subport bandwidth profile
> config
>=20
> qos sched application uses the new apis introduced as part of dynamic
> configuration of subport bandwidth to configure the deafult subport
> bandwidth profile while buidling the hirerachical scheduler.
>=20
> Signed-off-by: Savinay Dharmappa <savinay.dharmappa@intel.com>
> Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>
> ---
> examples/qos_sched/cfg_file.c | 158 ++++++++++++++++++++++++-----------=
--
> ----
> examples/qos_sched/cfg_file.h | 4 ++
> examples/qos_sched/init.c | 24 +++++--
> examples/qos_sched/main.h | 1 +
> examples/qos_sched/profile.cfg | 3 +
> 5 files changed, 120 insertions(+), 70 deletions(-)
>=20
> diff --git a/examples/qos_sched/cfg_file.c b/examples/qos_sched/cfg_file.=
c
> index f078e4f..9e1341c 100644
> --- a/examples/qos_sched/cfg_file.c
> +++ b/examples/qos_sched/cfg_file.c
> @@ -53,8 +53,11 @@ cfg_load_pipe(struct rte_cfgfile *cfg, struct
> rte_sched_pipe_params *pipe_params
> if (!cfg || !pipe_params)
> return -1;
>=20
> - profiles =3D rte_cfgfile_num_sections(cfg, "pipe profile", sizeof("pipe
> profile") - 1);
> - subport_params[0].n_pipe_profiles =3D profiles;
> + profiles =3D rte_cfgfile_num_sections(cfg, "pipe profile",
> + sizeof("pipe profile") - 1);
> + port_params.n_subport_profiles =3D profiles;
> +
> + printf(" profiles =3D %d", profiles);
>=20
> for (j =3D 0; j < profiles; j++) {
> char pipe_name[32];
> @@ -143,6 +146,93 @@ cfg_load_pipe(struct rte_cfgfile *cfg, struct
> rte_sched_pipe_params *pipe_params }
>=20
> int
> +cfg_load_subport_profile(struct rte_cfgfile *cfg,
> + struct rte_sched_subport_profile_params *subport_profile) {
> + int i;
> + const char *entry;
> + int profiles;
> +
> + if (!cfg || !subport_profile)
> + return -1;
> +
> + profiles =3D rte_cfgfile_num_sections(cfg, "subport profile",
> + sizeof("subport profile") - 1);
> + subport_params[0].n_pipe_profiles =3D profiles;
> +
> + for (i =3D 0; i < profiles; i++) {
> + char sec_name[32];
> + snprintf(sec_name, sizeof(sec_name), "subport profile %d",
> i);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tb rate");
> + if (entry)
> + subport_profile[i].tb_rate =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tb size");
> + if (entry)
> + subport_profile[i].tb_size =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc period");
> + if (entry)
> + subport_profile[i].tc_period =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 0 rate");
> + if (entry)
> + subport_profile[i].tc_rate[0] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 1 rate");
> + if (entry)
> + subport_profile[i].tc_rate[1] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 2 rate");
> + if (entry)
> + subport_profile[i].tc_rate[2] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 3 rate");
> + if (entry)
> + subport_profile[i].tc_rate[3] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 4 rate");
> + if (entry)
> + subport_profile[i].tc_rate[4] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 5 rate");
> + if (entry)
> + subport_profile[i].tc_rate[5] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 6 rate");
> + if (entry)
> + subport_profile[i].tc_rate[6] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 7 rate");
> + if (entry)
> + subport_profile[i].tc_rate[7] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 8 rate");
> + if (entry)
> + subport_profile[i].tc_rate[8] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 9 rate");
> + if (entry)
> + subport_profile[i].tc_rate[9] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 10 rate");
> + if (entry)
> + subport_profile[i].tc_rate[10] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 11 rate");
> + if (entry)
> + subport_profile[i].tc_rate[11] =3D (uint64_t)atoi(entry);
> +
> + entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 12 rate");
> + if (entry)
> + subport_profile[i].tc_rate[12] =3D (uint64_t)atoi(entry);
> + }
> +
> + return 0;
> +}
> +
> +int
> cfg_load_subport(struct rte_cfgfile *cfg, struct rte_sched_subport_param=
s
> *subport_params) {
> const char *entry;
> @@ -267,70 +357,6 @@ cfg_load_subport(struct rte_cfgfile *cfg, struct
> rte_sched_subport_params *subpo
> }
> }
>=20
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tb
> rate");
> - if (entry)
> - subport_params[i].tb_rate =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tb
> size");
> - if (entry)
> - subport_params[i].tb_size =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc
> period");
> - if (entry)
> - subport_params[i].tc_period =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 0
> rate");
> - if (entry)
> - subport_params[i].tc_rate[0] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 1
> rate");
> - if (entry)
> - subport_params[i].tc_rate[1] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 2
> rate");
> - if (entry)
> - subport_params[i].tc_rate[2] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 3
> rate");
> - if (entry)
> - subport_params[i].tc_rate[3] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 4
> rate");
> - if (entry)
> - subport_params[i].tc_rate[4] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 5
> rate");
> - if (entry)
> - subport_params[i].tc_rate[5] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 6
> rate");
> - if (entry)
> - subport_params[i].tc_rate[6] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 7
> rate");
> - if (entry)
> - subport_params[i].tc_rate[7] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 8
> rate");
> - if (entry)
> - subport_params[i].tc_rate[8] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 9
> rate");
> - if (entry)
> - subport_params[i].tc_rate[9] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 10
> rate");
> - if (entry)
> - subport_params[i].tc_rate[10] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 11
> rate");
> - if (entry)
> - subport_params[i].tc_rate[11] =3D
> (uint64_t)atoi(entry);
> -
> - entry =3D rte_cfgfile_get_entry(cfg, sec_name, "tc 12
> rate");
> - if (entry)
> - subport_params[i].tc_rate[12] =3D
> (uint64_t)atoi(entry);
> -
> int n_entries =3D rte_cfgfile_section_num_entries(cfg,
> sec_name);
> struct rte_cfgfile_entry entries[n_entries];
>=20
> diff --git a/examples/qos_sched/cfg_file.h b/examples/qos_sched/cfg_file.=
h
> index 2eccf1c..0dc458a 100644
> --- a/examples/qos_sched/cfg_file.h
> +++ b/examples/qos_sched/cfg_file.h
> @@ -14,4 +14,8 @@ int cfg_load_pipe(struct rte_cfgfile *cfg, struct
> rte_sched_pipe_params *pipe);
>=20
> int cfg_load_subport(struct rte_cfgfile *cfg, struct
> rte_sched_subport_params *subport);
>=20
> +int cfg_load_subport_profile(struct rte_cfgfile *cfg,
> + struct rte_sched_subport_profile_params
> + *subport_profile);
> +
> #endif
> diff --git a/examples/qos_sched/init.c b/examples/qos_sched/init.c index
> 9626c15..541adb7 100644
> --- a/examples/qos_sched/init.c
> +++ b/examples/qos_sched/init.c
> @@ -196,15 +196,20 @@ static struct rte_sched_pipe_params
> pipe_profiles[MAX_SCHED_PIPE_PROFILES] =3D {
> },
> };
>=20
> -struct rte_sched_subport_params
> subport_params[MAX_SCHED_SUBPORTS] =3D {
> +static struct rte_sched_subport_profile_params
> + subport_profile[MAX_SCHED_SUBPORT_PROFILES] =3D {
> {
> .tb_rate =3D 1250000000,
> .tb_size =3D 1000000,
> -
> .tc_rate =3D {1250000000, 1250000000, 1250000000,
> 1250000000,
> 1250000000, 1250000000, 1250000000, 1250000000,
> 1250000000,
> 1250000000, 1250000000, 1250000000, 1250000000},
> .tc_period =3D 10,
> + },
> +};
> +
> +struct rte_sched_subport_params
> subport_params[MAX_SCHED_SUBPORTS] =3D {
> + {
> .n_pipes_per_subport_enabled =3D 4096,
> .qsize =3D {64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64},
> .pipe_profiles =3D pipe_profiles,
> @@ -289,6 +294,9 @@ struct rte_sched_port_params port_params =3D {
> .mtu =3D 6 + 6 + 4 + 4 + 2 + 1500,
> .frame_overhead =3D RTE_SCHED_FRAME_OVERHEAD_DEFAULT,
> .n_subports_per_port =3D 1,
> + .n_subport_profiles =3D 1,
> + .subport_profiles =3D subport_profile,
> + .n_max_subport_profiles =3D MAX_SCHED_SUBPORT_PROFILES,
> .n_pipes_per_subport =3D MAX_SCHED_PIPES, };
>=20
> @@ -320,8 +328,15 @@ app_init_sched_port(uint32_t portid, uint32_t
> socketid)
> for (subport =3D 0; subport < port_params.n_subports_per_port;
> subport ++) {
> err =3D rte_sched_subport_config(port, subport,
> &subport_params[subport]);
> if (err) {
> - rte_exit(EXIT_FAILURE, "Unable to config sched
> subport %u, err=3D%d\n",
> - subport, err);
> + rte_exit(EXIT_FAILURE, "Unable to config schedi "
> + "subport %u, err=3D%d\n", subport, err);
> + }
> +
> + err =3D rte_sched_subport_profile_config(port, subport, 0);
> + if (err) {
> + rte_exit(EXIT_FAILURE, "failed to configure "
> + "profile err=3D%d\n", err);
> +
> }
>=20
> uint32_t n_pipes_per_subport =3D
> @@ -354,6 +369,7 @@ app_load_cfg_profile(const char *profile)
>=20
> cfg_load_port(file, &port_params);
> cfg_load_subport(file, subport_params);
> + cfg_load_subport_profile(file, subport_profile);
> cfg_load_pipe(file, pipe_profiles);
>=20
> rte_cfgfile_close(file);
> diff --git a/examples/qos_sched/main.h b/examples/qos_sched/main.h
> index 23bc418..0d6815a 100644
> --- a/examples/qos_sched/main.h
> +++ b/examples/qos_sched/main.h
> @@ -51,6 +51,7 @@ extern "C" {
> #define MAX_SCHED_SUBPORTS 8
> #define MAX_SCHED_PIPES 4096
> #define MAX_SCHED_PIPE_PROFILES 256
> +#define MAX_SCHED_SUBPORT_PROFILES 8
>=20
> #ifndef APP_COLLECT_STAT
> #define APP_COLLECT_STAT 1
> diff --git a/examples/qos_sched/profile.cfg
> b/examples/qos_sched/profile.cfg index 61b8b70..4486d27 100644
> --- a/examples/qos_sched/profile.cfg
> +++ b/examples/qos_sched/profile.cfg
> @@ -26,6 +26,9 @@ number of subports per port =3D 1 number of pipes per
> subport =3D 4096 queue sizes =3D 64 64 64 64 64 64 64 64 64 64 64 64 64
>=20
> +subport 0-8 =3D 0 ; These subports are configured with su=
bport profile
> 0
> +
> +[subport profile 0]
> tb rate =3D 1250000000 ; Bytes per second
> tb size =3D 1000000 ; Bytes
>=20
> --
> 2.7.4
+ Cristian