| /** |
| * Copyright (C) 2010-2012 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. |
| */ |
| |
| /** |
| * @file mali_device_pause_resume.c |
| * Implementation of the Mali pause/resume functionality |
| */ |
| |
| #include "mali_gp_scheduler.h" |
| #include "mali_pp_scheduler.h" |
| #include "mali_pm.h" |
| |
| void mali_dev_pause(mali_bool *power_is_on) |
| { |
| mali_gp_scheduler_suspend(); |
| mali_pp_scheduler_suspend(); |
| |
| /* |
| * Take and hold the PM lock to be sure we don't change power state as well. |
| * (it might be unsafe to for instance change frequency if Mali GPU is powered off) |
| */ |
| mali_pm_execute_state_change_lock(); |
| if (NULL != power_is_on) |
| { |
| *power_is_on = mali_pm_is_powered_on(); |
| } |
| } |
| |
| void mali_dev_resume(void) |
| { |
| mali_pm_execute_state_change_unlock(); |
| mali_gp_scheduler_resume(); |
| mali_pp_scheduler_resume(); |
| } |
| |
| /* |
| EXPORT_SYMBOL(mali_dev_pause); |
| EXPORT_SYMBOL(mali_dev_resume); |
| */ |
