/*
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*
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* (C) COPYRIGHT 2014-2015 ARM Limited. All rights reserved.
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*
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* This program is free software and is provided to you under the terms of the
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* GNU General Public License version 2 as published by the Free Software
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* Foundation, and any use by you of this program is subject to the terms
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* of such GNU licence.
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*
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* A copy of the licence is included with the program, and can also be obtained
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* from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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/*
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* Register-based HW access backend specific job scheduler APIs
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*/
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#ifndef _KBASE_JS_BACKEND_H_
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#define _KBASE_JS_BACKEND_H_
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/**
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* kbase_backend_timer_init() - Initialise the JS scheduling timer
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* @kbdev: Device pointer
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*
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* This function should be called at driver initialisation
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*
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* Return: 0 on success
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*/
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int kbase_backend_timer_init(struct kbase_device *kbdev);
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/**
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* kbase_backend_timer_term() - Terminate the JS scheduling timer
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* @kbdev: Device pointer
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*
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* This function should be called at driver termination
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*/
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void kbase_backend_timer_term(struct kbase_device *kbdev);
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/**
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* kbase_backend_timer_suspend - Suspend is happening, stop the JS scheduling
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* timer
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* @kbdev: Device pointer
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*
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* This function should be called on suspend, after the active count has reached
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* zero. This is required as the timer may have been started on job submission
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* to the job scheduler, but before jobs are submitted to the GPU.
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*
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* Caller must hold runpool_mutex.
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*/
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void kbase_backend_timer_suspend(struct kbase_device *kbdev);
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/**
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* kbase_backend_timer_resume - Resume is happening, re-evaluate the JS
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* scheduling timer
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* @kbdev: Device pointer
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*
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* This function should be called on resume. Note that is is not guaranteed to
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* re-start the timer, only evalute whether it should be re-started.
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*
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* Caller must hold runpool_mutex.
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*/
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void kbase_backend_timer_resume(struct kbase_device *kbdev);
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#endif /* _KBASE_JS_BACKEND_H_ */
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