82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
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/*
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* sb_pqueue.h
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* Samsung Mobile Priority Queue Header
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*
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* Copyright (C) 2021 Samsung Electronics, Inc.
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*
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program 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 General Public License for more details.
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*
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*/
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#ifndef __SB_PQUEUE_H
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#define __SB_PQUEUE_H __FILE__
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#include <linux/err.h>
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#include <linux/battery/sb_def.h>
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#define PQF_REMOVE 0x1
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#define PQF_PRIORITY 0x2
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struct sb_pqueue;
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/* priority condition : data1 > data2 = true, data1 < data2 = false */
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typedef bool (*cmp_func)(sb_data *data1, sb_data *data2);
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#define SB_PQUEUE_DISABLE (-3660)
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#if IS_ENABLED(CONFIG_SB_PQUEUE)
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struct sb_pqueue *sb_pq_create(unsigned int flag, unsigned int size, cmp_func cmp);
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void sb_pq_destroy(struct sb_pqueue *pq);
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sb_data *sb_pq_pop(struct sb_pqueue *pq);
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int sb_pq_push(struct sb_pqueue *pq, unsigned int idx, sb_data *data);
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int sb_pq_get_en(struct sb_pqueue *pq, unsigned int idx);
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int sb_pq_set_pri(struct sb_pqueue *pq, unsigned int idx, int pri);
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int sb_pq_get_pri(struct sb_pqueue *pq, unsigned int idx);
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int sb_pq_set_data(struct sb_pqueue *pq, unsigned int idx, sb_data *data);
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sb_data *sb_pq_get_data(struct sb_pqueue *pq, unsigned int idx);
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sb_data *sb_pq_top(struct sb_pqueue *pq);
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int sb_pq_remove(struct sb_pqueue *pq, unsigned int idx);
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#else
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static inline struct sb_pqueue *sb_pq_create(unsigned int flag, unsigned int size, cmp_func cmp)
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{ return ERR_PTR(SB_PQUEUE_DISABLE); }
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static inline void sb_pq_destroy(struct sb_pqueue *pq) {}
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static inline sb_data *sb_pq_pop(struct sb_pqueue *pq)
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{ return ERR_PTR(SB_PQUEUE_DISABLE); }
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static inline int sb_pq_push(struct sb_pqueue *pq, unsigned int idx, sb_data *data)
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{ return SB_PQUEUE_DISABLE; }
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static inline int sb_pq_get_en(struct sb_pqueue *pq, unsigned int idx)
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{ return SB_PQUEUE_DISABLE; }
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static inline int sb_pq_set_pri(struct sb_pqueue *pq, unsigned int idx, int pri)
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{ return SB_PQUEUE_DISABLE; }
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static inline int sb_pq_get_pri(struct sb_pqueue *pq, unsigned int idx)
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{ return SB_PQUEUE_DISABLE; }
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static inline int sb_pq_set_data(struct sb_pqueue *pq, unsigned int idx, sb_data *data)
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{ return SB_PQUEUE_DISABLE; }
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static inline sb_data *sb_pq_get_data(struct sb_pqueue *pq, unsigned int idx)
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{ return ERR_PTR(SB_PQUEUE_DISABLE); }
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static inline sb_data *sb_pq_top(struct sb_pqueue *pq)
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{ return ERR_PTR(SB_PQUEUE_DISABLE); }
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static inline int sb_pq_remove(struct sb_pqueue *pq, unsigned int idx)
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{ return SB_PQUEUE_DISABLE; }
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#endif
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#endif /* __SB_PQUEUE_H */
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