3 * (C) COPYRIGHT 2010-2015 ARM Limited. All rights reserved.
5 * This program is free software and is provided to you under the terms of the
6 * GNU General Public License version 2 as published by the Free Software
7 * Foundation, and any use by you of this program is subject to the terms
10 * A copy of the licence is included with the program, and can also be obtained
11 * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
12 * Boston, MA 02110-1301, USA.
21 * A simple demand based power management policy
24 #include <mali_kbase.h>
25 #include <mali_kbase_pm.h>
27 static u64 demand_get_core_mask(struct kbase_device *kbdev)
29 u64 desired = kbdev->shader_needed_bitmap | kbdev->shader_inuse_bitmap;
31 if (0 == kbdev->pm.active_count)
37 static bool demand_get_core_active(struct kbase_device *kbdev)
39 if (0 == kbdev->pm.active_count && !(kbdev->shader_needed_bitmap |
40 kbdev->shader_inuse_bitmap))
46 static void demand_init(struct kbase_device *kbdev)
51 static void demand_term(struct kbase_device *kbdev)
57 * The struct kbase_pm_policy structure for the demand power policy.
59 * This is the static structure that defines the demand power policy's callback
62 const struct kbase_pm_policy kbase_pm_demand_policy_ops = {
64 demand_init, /* init */
65 demand_term, /* term */
66 demand_get_core_mask, /* get_core_mask */
67 demand_get_core_active, /* get_core_active */
69 KBASE_PM_POLICY_ID_DEMAND, /* id */
72 KBASE_EXPORT_TEST_API(kbase_pm_demand_policy_ops);