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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/drivers/accel/ivpu/ivpu_pm.h
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/* SPDX-License-Identifier: GPL-2.0-only */

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/*

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 * Copyright (C) 2020-2024 Intel Corporation

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 */

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#ifndef __IVPU_PM_H__

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#define __IVPU_PM_H__

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#include <linux/rwsem.h>

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#include <linux/types.h>

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struct ivpu_device;

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struct ivpu_pm_info {

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	struct ivpu_device *vdev;

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	struct delayed_work job_timeout_work;

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	struct work_struct recovery_work;

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	struct rw_semaphore reset_lock;

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	atomic_t reset_counter;

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	atomic_t reset_pending;

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	u8 dct_active_percent;

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};

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void ivpu_pm_init(struct ivpu_device *vdev);

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void ivpu_pm_enable(struct ivpu_device *vdev);

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void ivpu_pm_disable(struct ivpu_device *vdev);

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void ivpu_pm_disable_recovery(struct ivpu_device *vdev);

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int ivpu_pm_suspend_cb(struct device *dev);

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int ivpu_pm_resume_cb(struct device *dev);

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int ivpu_pm_runtime_suspend_cb(struct device *dev);

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int ivpu_pm_runtime_resume_cb(struct device *dev);

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void ivpu_pm_reset_prepare_cb(struct pci_dev *pdev);

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void ivpu_pm_reset_done_cb(struct pci_dev *pdev);

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int __must_check ivpu_rpm_get(struct ivpu_device *vdev);

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void ivpu_rpm_put(struct ivpu_device *vdev);

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void ivpu_pm_trigger_recovery(struct ivpu_device *vdev, const char *reason);

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void ivpu_start_job_timeout_detection(struct ivpu_device *vdev);

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void ivpu_stop_job_timeout_detection(struct ivpu_device *vdev);

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int ivpu_pm_dct_init(struct ivpu_device *vdev);

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int ivpu_pm_dct_enable(struct ivpu_device *vdev, u8 active_percent);

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int ivpu_pm_dct_disable(struct ivpu_device *vdev);

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void ivpu_pm_irq_dct_work_fn(struct work_struct *work);

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#endif /* __IVPU_PM_H__ */

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