47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
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/*
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* Samsung Exynos SoC series VIPx driver
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*
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* Copyright (c) 2018 Samsung Electronics Co., Ltd
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __VIPX_PM_H__
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#define __VIPX_PM_H__
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#include <linux/pm_qos.h>
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struct vipx_system;
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struct vipx_pm {
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struct vipx_system *system;
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struct mutex lock;
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bool dvfs;
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unsigned int active_count;
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#if defined(CONFIG_PM_DEVFREQ)
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struct pm_qos_request cam_qos_req;
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int qos_count;
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unsigned int *qos_table;
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int default_qos;
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int resume_qos;
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int current_qos;
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#endif
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};
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int vipx_pm_qos_active(struct vipx_pm *pm);
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int vipx_pm_qos_set_default(struct vipx_pm *pm, int default_qos);
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int vipx_pm_qos_update(struct vipx_pm *pm, int request_qos);
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void vipx_pm_qos_suspend(struct vipx_pm *pm);
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void vipx_pm_qos_resume(struct vipx_pm *pm);
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void vipx_pm_request_busy(struct vipx_pm *pm);
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void vipx_pm_request_idle(struct vipx_pm *pm);
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int vipx_pm_open(struct vipx_pm *pm);
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void vipx_pm_close(struct vipx_pm *pm);
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int vipx_pm_probe(struct vipx_system *sys);
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void vipx_pm_remove(struct vipx_pm *pm);
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#endif
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