1 /*
2 *
3 * (C) COPYRIGHT 2013-2015 ARM Limited. All rights reserved.
4 *
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
8 * of such GNU licence.
9 *
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.
13 *
14 */
15
16
17
18 /*
19 * A power policy implementing fixed core availability
20 */
21
22 #include <mali_kbase.h>
23 #include <mali_kbase_pm.h>
24
fixed_init(struct kbase_device * kbdev)25 static void fixed_init(struct kbase_device *kbdev)
26 {
27 kbdev->pm.backend.ca_in_transition = false;
28 }
29
fixed_term(struct kbase_device * kbdev)30 static void fixed_term(struct kbase_device *kbdev)
31 {
32 CSTD_UNUSED(kbdev);
33 }
34
fixed_get_core_mask(struct kbase_device * kbdev)35 static u64 fixed_get_core_mask(struct kbase_device *kbdev)
36 {
37 return kbdev->gpu_props.props.raw_props.shader_present;
38 }
39
fixed_update_core_status(struct kbase_device * kbdev,u64 cores_ready,u64 cores_transitioning)40 static void fixed_update_core_status(struct kbase_device *kbdev,
41 u64 cores_ready,
42 u64 cores_transitioning)
43 {
44 CSTD_UNUSED(kbdev);
45 CSTD_UNUSED(cores_ready);
46 CSTD_UNUSED(cores_transitioning);
47 }
48
49 /*
50 * The struct kbase_pm_policy structure for the fixed power policy.
51 *
52 * This is the static structure that defines the fixed power policy's callback
53 * and name.
54 */
55 const struct kbase_pm_ca_policy kbase_pm_ca_fixed_policy_ops = {
56 "fixed", /* name */
57 fixed_init, /* init */
58 fixed_term, /* term */
59 fixed_get_core_mask, /* get_core_mask */
60 fixed_update_core_status, /* update_core_status */
61 0u, /* flags */
62 KBASE_PM_CA_POLICY_ID_FIXED, /* id */
63 };
64
65 KBASE_EXPORT_TEST_API(kbase_pm_ca_fixed_policy_ops);
66