47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2020 MediaTek Inc.
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*/
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#ifndef __VPU_POWER_H__
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#define __VPU_POWER_H__
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#include <linux/platform_device.h>
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#include "vpu_cfg.h"
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#include "vpu_cmn.h"
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#define VPU_PWR_NO_BOOST 0xff
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int vpu_init_dev_pwr(struct platform_device *pdev, struct vpu_device *vd);
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int vpu_init_dev_pwr_rv(struct platform_device *pdev, struct vpu_device *vd);
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void vpu_exit_dev_pwr(struct platform_device *pdev, struct vpu_device *vd);
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int vpu_pwr_up(struct vpu_device *vd, uint8_t boost, uint32_t off_timer);
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void vpu_pwr_down(struct vpu_device *vd);
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int vpu_pwr_up_locked(struct vpu_device *vd, uint8_t boost, uint32_t off_timer);
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void vpu_pwr_down_locked(struct vpu_device *vd);
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void vpu_pwr_suspend_locked(struct vpu_device *vd);
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int vpu_pwr_get_locked(struct vpu_device *vd, uint8_t boost);
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void vpu_pwr_put_locked(struct vpu_device *vd, uint8_t boost);
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static inline
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int vpu_pwr_get_locked_nb(struct vpu_device *vd)
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{
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return vpu_pwr_get_locked(vd, VPU_PWR_NO_BOOST);
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}
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static inline
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void vpu_pwr_put_locked_nb(struct vpu_device *vd)
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{
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vpu_pwr_put_locked(vd, VPU_PWR_NO_BOOST);
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}
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static inline
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int vpu_pwr_cnt(struct vpu_device *vd)
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{
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return kref_read(&vd->pw_ref);
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}
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#endif
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