30a1de105a
These header includes have been flagged by the iwyu_tool and removed. Signed-off-by: Sean Morrissey <sean.morrissey@intel.com>
85 lines
1.7 KiB
C
85 lines
1.7 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2020 Intel Corporation
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*/
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#include <stdlib.h>
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#include "rte_pie.h"
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#include <rte_malloc.h>
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#ifdef __INTEL_COMPILER
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#pragma warning(disable:2259) /* conversion may lose significant bits */
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#endif
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int
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rte_pie_rt_data_init(struct rte_pie *pie)
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{
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if (pie == NULL) {
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/* Allocate memory to use the PIE data structure */
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pie = rte_malloc(NULL, sizeof(struct rte_pie), 0);
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if (pie == NULL)
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RTE_LOG(ERR, SCHED, "%s: Memory allocation fails\n", __func__);
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return -1;
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}
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pie->active = 0;
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pie->in_measurement = 0;
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pie->departed_bytes_count = 0;
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pie->start_measurement = 0;
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pie->last_measurement = 0;
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pie->qlen = 0;
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pie->avg_dq_time = 0;
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pie->burst_allowance = 0;
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pie->qdelay_old = 0;
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pie->drop_prob = 0;
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pie->accu_prob = 0;
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return 0;
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}
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int
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rte_pie_config_init(struct rte_pie_config *pie_cfg,
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const uint16_t qdelay_ref,
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const uint16_t dp_update_interval,
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const uint16_t max_burst,
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const uint16_t tailq_th)
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{
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uint64_t tsc_hz = rte_get_tsc_hz();
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if (pie_cfg == NULL)
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return -1;
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if (qdelay_ref <= 0) {
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RTE_LOG(ERR, SCHED,
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"%s: Incorrect value for qdelay_ref\n", __func__);
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return -EINVAL;
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}
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if (dp_update_interval <= 0) {
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RTE_LOG(ERR, SCHED,
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"%s: Incorrect value for dp_update_interval\n", __func__);
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return -EINVAL;
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}
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if (max_burst <= 0) {
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RTE_LOG(ERR, SCHED,
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"%s: Incorrect value for max_burst\n", __func__);
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return -EINVAL;
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}
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if (tailq_th <= 0) {
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RTE_LOG(ERR, SCHED,
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"%s: Incorrect value for tailq_th\n", __func__);
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return -EINVAL;
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}
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pie_cfg->qdelay_ref = (tsc_hz * qdelay_ref) / 1000;
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pie_cfg->dp_update_interval = (tsc_hz * dp_update_interval) / 1000;
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pie_cfg->max_burst = (tsc_hz * max_burst) / 1000;
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pie_cfg->tailq_th = tailq_th;
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return 0;
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}
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