41 lines
1 KiB
C
41 lines
1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
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/* Copyright (c) 2023 Imagination Technologies Ltd. */
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#ifndef PVR_POWER_H
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#define PVR_POWER_H
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#include "pvr_device.h"
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#include <linux/mutex.h>
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#include <linux/pm_runtime.h>
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int pvr_watchdog_init(struct pvr_device *pvr_dev);
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void pvr_watchdog_fini(struct pvr_device *pvr_dev);
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void pvr_device_lost(struct pvr_device *pvr_dev);
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bool pvr_power_is_idle(struct pvr_device *pvr_dev);
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int pvr_power_device_suspend(struct device *dev);
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int pvr_power_device_resume(struct device *dev);
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int pvr_power_device_idle(struct device *dev);
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int pvr_power_reset(struct pvr_device *pvr_dev, bool hard_reset);
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static __always_inline int
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pvr_power_get(struct pvr_device *pvr_dev)
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{
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struct drm_device *drm_dev = from_pvr_device(pvr_dev);
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return pm_runtime_resume_and_get(drm_dev->dev);
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}
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static __always_inline int
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pvr_power_put(struct pvr_device *pvr_dev)
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{
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struct drm_device *drm_dev = from_pvr_device(pvr_dev);
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return pm_runtime_put(drm_dev->dev);
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}
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#endif /* PVR_POWER_H */
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