diff options
Diffstat (limited to 'src/dpdk_lib18/librte_meter/rte_meter.c')
-rwxr-xr-x | src/dpdk_lib18/librte_meter/rte_meter.c | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/src/dpdk_lib18/librte_meter/rte_meter.c b/src/dpdk_lib18/librte_meter/rte_meter.c deleted file mode 100755 index 5e2dadb8..00000000 --- a/src/dpdk_lib18/librte_meter/rte_meter.c +++ /dev/null @@ -1,120 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <inttypes.h> -#include <stdio.h> -#include <math.h> - -#include <rte_common.h> -#include <rte_log.h> -#include <rte_cycles.h> - -#include "rte_meter.h" - -#ifndef RTE_METER_TB_PERIOD_MIN -#define RTE_METER_TB_PERIOD_MIN 100 -#endif - -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); - - if (period >= RTE_METER_TB_PERIOD_MIN) { - *tb_bytes_per_period = 1; - *tb_period = (uint64_t) period; - } else { - *tb_bytes_per_period = (uint64_t) ceil(RTE_METER_TB_PERIOD_MIN / period); - *tb_period = (hz * (*tb_bytes_per_period)) / rate; - } -} - -int -rte_meter_srtcm_config(struct rte_meter_srtcm *m, struct rte_meter_srtcm_params *params) -{ - uint64_t hz; - - /* Check input parameters */ - if ((m == NULL) || (params == NULL)) { - return -1; - } - - if ((params->cir == 0) || ((params->cbs == 0) && (params->ebs == 0))) { - return -2; - } - - /* Initialize srTCM run-time structure */ - hz = rte_get_tsc_hz(); - m->time = rte_get_tsc_cycles(); - m->tc = m->cbs = params->cbs; - m->te = m->ebs = params->ebs; - rte_meter_get_tb_params(hz, params->cir, &m->cir_period, &m->cir_bytes_per_period); - - RTE_LOG(INFO, METER, "Low level srTCM config: \n" - "\tCIR period = %" PRIu64 ", CIR bytes per period = %" PRIu64 "\n", - m->cir_period, m->cir_bytes_per_period); - - return 0; -} - -int -rte_meter_trtcm_config(struct rte_meter_trtcm *m, struct rte_meter_trtcm_params *params) -{ - uint64_t hz; - - /* Check input parameters */ - if ((m == NULL) || (params == NULL)) { - return -1; - } - - if ((params->cir == 0) || (params->pir == 0) || (params->pir < params->cir) || - (params->cbs == 0) || (params->pbs == 0)) { - return -2; - } - - /* Initialize trTCM run-time structure */ - hz = rte_get_tsc_hz(); - m->time_tc = m->time_tp = rte_get_tsc_cycles(); - m->tc = m->cbs = params->cbs; - m->tp = m->pbs = params->pbs; - rte_meter_get_tb_params(hz, params->cir, &m->cir_period, &m->cir_bytes_per_period); - rte_meter_get_tb_params(hz, params->pir, &m->pir_period, &m->pir_bytes_per_period); - - RTE_LOG(INFO, METER, "Low level trTCM config: \n" - "\tCIR period = %" PRIu64 ", CIR bytes per period = %" PRIu64 "\n" - "\tPIR period = %" PRIu64 ", PIR bytes per period = %" PRIu64 "\n", - m->cir_period, m->cir_bytes_per_period, - m->pir_period, m->pir_bytes_per_period); - - return 0; -} |