/* drivers/gpu/t6xx/kbase/src/platform/rk/mali_kbase_platform.h
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* Rockchip SoC Mali-Midgard platform-dependent codes
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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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/**
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* @file mali_kbase_rk.h
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*
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* defines work_context type of platform_dependent_part.
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*/
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#ifndef _MALI_KBASE_RK_H_
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#define _MALI_KBASE_RK_H_
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#include <linux/wakelock.h>
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/*---------------------------------------------------------------------------*/
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#define DEFAULT_UTILISATION_PERIOD_IN_MS (100)
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/*---------------------------------------------------------------------------*/
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/*
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* struct rk_context - work_context of platform_dependent_part_of_rk.
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*/
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struct rk_context {
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/*
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* record the status of common_parts calling 'power_on_callback'
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* and 'power_off_callback'.
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*/
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bool is_powered;
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bool is_regulator_on;
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struct kbase_device *kbdev;
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struct workqueue_struct *power_off_wq;
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/* delayed_work_to_power_off_gpu. */
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struct delayed_work work;
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unsigned int delay_ms;
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/*
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* WAKE_LOCK_SUSPEND for ensuring to run
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* delayed_work_to_power_off_gpu before suspend.
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*/
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struct wake_lock wake_lock;
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/* debug only, the period in ms to count gpu_utilisation. */
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unsigned int utilisation_period;
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/* to protect operations on 'is_powered' and clks, pd, vd of gpu. */
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struct mutex lock;
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};
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/*---------------------------------------------------------------------------*/
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static inline struct rk_context *get_rk_context(
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const struct kbase_device *kbdev)
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{
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return (struct rk_context *)(kbdev->platform_context);
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}
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#endif /* _MALI_KBASE_RK_H_ */
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