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