diff options
Diffstat (limited to 'drivers/gpu/arm/midgard/backend/gpu/mali_kbase_js_internal.h')
-rwxr-xr-x | drivers/gpu/arm/midgard/backend/gpu/mali_kbase_js_internal.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/drivers/gpu/arm/midgard/backend/gpu/mali_kbase_js_internal.h b/drivers/gpu/arm/midgard/backend/gpu/mali_kbase_js_internal.h new file mode 100755 index 000000000000..3f53779c6747 --- /dev/null +++ b/drivers/gpu/arm/midgard/backend/gpu/mali_kbase_js_internal.h @@ -0,0 +1,69 @@ +/* + * + * (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_ */ |