/* * * (C) COPYRIGHT 2012-2015 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. * */ /* * "Coarse Demand" power management policy */ #ifndef MALI_KBASE_PM_COARSE_DEMAND_H #define MALI_KBASE_PM_COARSE_DEMAND_H /** * DOC: * The "Coarse" demand power management policy has the following * characteristics: * - When KBase indicates that the GPU will be powered up, but we don't yet * know which Job Chains are to be run: * - All Shader Cores are powered up, regardless of whether or not they will * be needed later. * - When KBase indicates that a set of Shader Cores are needed to submit the * currently queued Job Chains: * - All Shader Cores are kept powered, regardless of whether or not they will * be needed * - When KBase indicates that the GPU need not be powered: * - The Shader Cores are powered off, and the GPU itself is powered off too. * * @note: * - KBase indicates the GPU will be powered up when it has a User Process that * has just started to submit Job Chains. * - KBase indicates the GPU need not be powered when all the Job Chains from * User Processes have finished, and it is waiting for a User Process to * submit some more Job Chains. */ /** * struct kbasep_pm_policy_coarse_demand - Private structure for coarse demand * policy * * This contains data that is private to the coarse demand power policy. * * @dummy: Dummy member - no state needed */ struct kbasep_pm_policy_coarse_demand { int dummy; }; extern const struct kbase_pm_policy kbase_pm_coarse_demand_policy_ops; #endif /* MALI_KBASE_PM_COARSE_DEMAND_H */