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61 lines
2.1 KiB
C++
61 lines
2.1 KiB
C++
/**
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* This file is part of srsRAN.
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*
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* srsRAN is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsRAN is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSRAN_SCHED_BASE_H
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#define SRSRAN_SCHED_BASE_H
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#include "srsenb/hdr/stack/mac/sched_grid.h"
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#include "srsenb/hdr/stack/mac/sched_phy_ch/sched_phy_resource.h"
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namespace srsenb {
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/**
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* Base class for scheduler algorithms implementations
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*/
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class sched_base
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{
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public:
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virtual ~sched_base() = default;
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virtual void sched_dl_users(sched_ue_list& ue_db, sf_sched* tti_sched) = 0;
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virtual void sched_ul_users(sched_ue_list& ue_db, sf_sched* tti_sched) = 0;
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protected:
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srslog::basic_logger& logger = srslog::fetch_basic_logger("MAC");
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};
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/**************** Helper methods ****************/
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const dl_harq_proc* get_dl_retx_harq(sched_ue& user, sf_sched* tti_sched);
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const dl_harq_proc* get_dl_newtx_harq(sched_ue& user, sf_sched* tti_sched);
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const ul_harq_proc* get_ul_retx_harq(sched_ue& user, sf_sched* tti_sched);
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const ul_harq_proc* get_ul_newtx_harq(sched_ue& user, sf_sched* tti_sched);
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/// Helper methods to allocate resources in subframe
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alloc_result try_dl_retx_alloc(sf_sched& tti_sched, sched_ue& ue, const dl_harq_proc& h);
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alloc_result
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try_dl_newtx_alloc_greedy(sf_sched& tti_sched, sched_ue& ue, const dl_harq_proc& h, rbgmask_t* result_mask = nullptr);
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alloc_result try_ul_retx_alloc(sf_sched& tti_sched, sched_ue& ue, const ul_harq_proc& h);
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} // namespace srsenb
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#endif // SRSRAN_SCHED_BASE_H
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