static void
rte_meter_get_tb_params(uint64_t hz, uint64_t rate, uint64_t *tb_period, uint64_t *tb_bytes_per_period)
{
- double period = ((double) hz) / ((double) rate);
+ double period;
+
+ if (rate == 0) {
+ *tb_bytes_per_period = 0;
+ *tb_period = RTE_METER_TB_PERIOD_MIN;
+ return;
+ }
+
+ period = ((double) hz) / ((double) rate);
if (period >= RTE_METER_TB_PERIOD_MIN) {
*tb_bytes_per_period = 1;
return 0;
}
+
+int
+rte_meter_trtcm_rfc4115_profile_config(
+ struct rte_meter_trtcm_rfc4115_profile *p,
+ struct rte_meter_trtcm_rfc4115_params *params)
+{
+ uint64_t hz = rte_get_tsc_hz();
+
+ /* Check input parameters */
+ if ((p == NULL) ||
+ (params == NULL) ||
+ (params->cir != 0 && params->cbs == 0) ||
+ (params->eir != 0 && params->ebs == 0))
+ return -EINVAL;
+
+ /* Initialize trTCM run-time structure */
+ p->cbs = params->cbs;
+ p->ebs = params->ebs;
+ rte_meter_get_tb_params(hz, params->cir, &p->cir_period,
+ &p->cir_bytes_per_period);
+ rte_meter_get_tb_params(hz, params->eir, &p->eir_period,
+ &p->eir_bytes_per_period);
+
+ return 0;
+}
+
+int
+rte_meter_trtcm_rfc4115_config(
+ struct rte_meter_trtcm_rfc4115 *m,
+ struct rte_meter_trtcm_rfc4115_profile *p)
+{
+ /* Check input parameters */
+ if ((m == NULL) || (p == NULL))
+ return -EINVAL;
+
+ /* Initialize trTCM run-time structure */
+ m->time_tc = m->time_te = rte_get_tsc_cycles();
+ m->tc = p->cbs;
+ m->te = p->ebs;
+
+ return 0;
+}