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srsRAN_4G/srsenb/hdr/mac/scheduler_metric.h

88 lines
2.3 KiB
C++

/**
*
* \section COPYRIGHT
*
* Copyright 2013-2017 Software Radio Systems Limited
*
* \section LICENSE
*
* This file is part of srsLTE.
*
* srsUE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsUE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSENB_SCHEDULER_METRIC_H
#define SRSENB_SCHEDULER_METRIC_H
#include "scheduler.h"
namespace srsenb {
class dl_metric_rr : public sched::metric_dl
{
public:
void new_tti(std::map<uint16_t,sched_ue> &ue_db, uint32_t start_rb, uint32_t nof_rb, uint32_t nof_ctrl_symbols, uint32_t tti);
dl_harq_proc* get_user_allocation(sched_ue *user);
private:
const static int MAX_RBG = 25;
bool new_allocation(uint32_t nof_rbg, uint32_t* rbgmask);
void update_allocation(uint32_t new_mask);
bool allocation_is_valid(uint32_t mask);
dl_harq_proc* apply_user_allocation(sched_ue *user);
uint32_t get_required_rbg(sched_ue *user, uint32_t tti);
uint32_t count_rbg(uint32_t mask);
uint32_t calc_rbg_mask(bool mask[25]);
bool used_rb[MAX_RBG];
uint32_t current_tti;
uint32_t total_rb;
uint32_t used_rb_mask;
uint32_t nof_ctrl_symbols;
uint32_t available_rb;
};
class ul_metric_rr : public sched::metric_ul
{
public:
void new_tti(std::map<uint16_t,sched_ue> &ue_db, uint32_t nof_rb, uint32_t tti);
ul_harq_proc* get_user_allocation(sched_ue *user);
void update_allocation(ul_harq_proc::ul_alloc_t alloc);
private:
const static int MAX_PRB = 100;
bool new_allocation(uint32_t L, ul_harq_proc::ul_alloc_t *alloc);
bool allocation_is_valid(ul_harq_proc::ul_alloc_t alloc);
ul_harq_proc* apply_user_allocation(sched_ue *user);
bool used_rb[MAX_PRB];
uint32_t current_tti;
uint32_t nof_rb;
uint32_t available_rb;
};
}
#endif // SRSENB_SCHEDULER_METRIC_H