-----Original Message-----
> Date: Mon, 11 Dec 2017 16:42:29 +0530
> From: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
> To: jerin.jacob@caviumnetworks.com, bruce.richardson@intel.com,
> harry.van.haaren@intel.com, gage.eads@intel.com, hemant.agrawal@nxp.com,
> nipun.gupta@nxp.com, nikhil.rao@intel.com,
> santosh.shukla@caviumnetworks.com
> Cc: dev@dpdk.org, Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
> Subject: [dpdk-dev] [PATCH v2 1/8] app/eventdev: add ethernet device
> producer option
> X-Mailer: git-send-email 2.14.1
>
> Add command line option --prod_type_ethdev to specify that the events
> are generated by ethernet device.
>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
> Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Series applied to dpdk-next-eventdev/master. Thanks.
@@ -55,6 +55,7 @@ evt_options_default(struct evt_options *opt)
opt->pool_sz = 16 * 1024;
opt->wkr_deq_dep = 16;
opt->nb_pkts = (1ULL << 26); /* do ~64M packets */
+ opt->prod_type = EVT_PROD_TYPE_SYNT;
}
typedef int (*option_parser_t)(struct evt_options *opt,
@@ -106,6 +107,13 @@ evt_parse_queue_priority(struct evt_options *opt, const char *arg __rte_unused)
return 0;
}
+static int
+evt_parse_eth_prod_type(struct evt_options *opt, const char *arg __rte_unused)
+{
+ opt->prod_type = EVT_PROD_TYPE_ETH_RX_ADPTR;
+ return 0;
+}
+
static int
evt_parse_test_name(struct evt_options *opt, const char *arg)
{
@@ -189,6 +197,7 @@ usage(char *program)
"\t--worker_deq_depth : dequeue depth of the worker\n"
"\t--fwd_latency : perform fwd_latency measurement\n"
"\t--queue_priority : enable queue priority\n"
+ "\t--prod_type_ethdev : use ethernet device as producer\n."
);
printf("available tests:\n");
evt_test_dump_names();
@@ -249,6 +258,7 @@ static struct option lgopts[] = {
{ EVT_SCHED_TYPE_LIST, 1, 0, 0 },
{ EVT_FWD_LATENCY, 0, 0, 0 },
{ EVT_QUEUE_PRIORITY, 0, 0, 0 },
+ { EVT_PROD_ETHDEV, 0, 0, 0 },
{ EVT_HELP, 0, 0, 0 },
{ NULL, 0, 0, 0 }
};
@@ -272,6 +282,7 @@ evt_opts_parse_long(int opt_idx, struct evt_options *opt)
{ EVT_SCHED_TYPE_LIST, evt_parse_sched_type_list},
{ EVT_FWD_LATENCY, evt_parse_fwd_latency},
{ EVT_QUEUE_PRIORITY, evt_parse_queue_priority},
+ { EVT_PROD_ETHDEV, evt_parse_eth_prod_type},
};
for (i = 0; i < RTE_DIM(parsermap); i++) {
@@ -58,8 +58,16 @@
#define EVT_SCHED_TYPE_LIST ("stlist")
#define EVT_FWD_LATENCY ("fwd_latency")
#define EVT_QUEUE_PRIORITY ("queue_priority")
+#define EVT_PROD_ETHDEV ("prod_type_ethdev")
#define EVT_HELP ("help")
+enum evt_prod_type {
+ EVT_PROD_TYPE_NONE,
+ EVT_PROD_TYPE_SYNT, /* Producer type Synthetic i.e. CPU. */
+ EVT_PROD_TYPE_ETH_RX_ADPTR, /* Producer type Eth Rx Adapter. */
+ EVT_PROD_TYPE_MAX,
+};
+
struct evt_options {
#define EVT_TEST_NAME_MAX_LEN 32
char test_name[EVT_TEST_NAME_MAX_LEN];
@@ -76,6 +84,7 @@ struct evt_options {
uint8_t dev_id;
uint32_t fwd_latency:1;
uint32_t q_priority:1;
+ enum evt_prod_type prod_type;
};
void evt_options_default(struct evt_options *opt);
@@ -266,4 +275,24 @@ evt_dump_sched_type_list(struct evt_options *opt)
evt_dump_end;
}
+#define EVT_PROD_MAX_NAME_LEN 50
+static inline void
+evt_dump_producer_type(struct evt_options *opt)
+{
+ char name[EVT_PROD_MAX_NAME_LEN];
+
+ switch (opt->prod_type) {
+ default:
+ case EVT_PROD_TYPE_SYNT:
+ snprintf(name, EVT_PROD_MAX_NAME_LEN,
+ "Synthetic producer lcores");
+ break;
+ case EVT_PROD_TYPE_ETH_RX_ADPTR:
+ snprintf(name, EVT_PROD_MAX_NAME_LEN,
+ "Ethdev Rx Adapter producers");
+ break;
+ }
+ evt_dump("prod_type", "%s", name);
+}
+
#endif /* _EVT_OPTIONS_ */
@@ -287,8 +287,10 @@ perf_opt_check(struct evt_options *opt, uint64_t nb_queues)
{
unsigned int lcores;
- /* N producer + N worker + 1 master */
- lcores = 3;
+ /* N producer + N worker + 1 master when producer cores are used
+ * Else N worker + 1 master when Rx adapter is used
+ */
+ lcores = opt->prod_type == EVT_PROD_TYPE_SYNT ? 3 : 2;
if (rte_lcore_count() < lcores) {
evt_err("test need minimum %d lcores", lcores);
@@ -313,18 +315,21 @@ perf_opt_check(struct evt_options *opt, uint64_t nb_queues)
return -1;
}
- /* Validate producer lcores */
- if (evt_lcores_has_overlap(opt->plcores, rte_get_master_lcore())) {
- evt_err("producer lcores overlaps with master lcore");
- return -1;
- }
- if (evt_has_disabled_lcore(opt->plcores)) {
- evt_err("one or more producer lcores are not enabled");
- return -1;
- }
- if (!evt_has_active_lcore(opt->plcores)) {
- evt_err("minimum one producer is required");
- return -1;
+ if (opt->prod_type == EVT_PROD_TYPE_SYNT) {
+ /* Validate producer lcores */
+ if (evt_lcores_has_overlap(opt->plcores,
+ rte_get_master_lcore())) {
+ evt_err("producer lcores overlaps with master lcore");
+ return -1;
+ }
+ if (evt_has_disabled_lcore(opt->plcores)) {
+ evt_err("one or more producer lcores are not enabled");
+ return -1;
+ }
+ if (!evt_has_active_lcore(opt->plcores)) {
+ evt_err("minimum one producer is required");
+ return -1;
+ }
}
if (evt_has_invalid_stage(opt))
@@ -369,6 +374,7 @@ perf_opt_dump(struct evt_options *opt, uint8_t nb_queues)
evt_dump("nb_evdev_queues", "%d", nb_queues);
evt_dump_queue_priority(opt);
evt_dump_sched_type_list(opt);
+ evt_dump_producer_type(opt);
}
void