blob: ddde1d8663a69d945d0e0956816761a1d03ab0be [file] [log] [blame]
David Ngee7c4c52018-03-22 23:49:12 -07001/*
2 * Copyright (c) 2014, The Linux Foundation. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 * * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above
10 * copyright notice, this list of conditions and the following
11 * disclaimer in the documentation and/or other materials provided
12 * with the distribution.
13 * * Neither the name of The Linux Foundation nor the names of its
14 * contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29#define LOG_NIDEBUG 0
30
31#include <errno.h>
32#include <string.h>
33#include <sys/types.h>
34#include <sys/stat.h>
35#include <fcntl.h>
36#include <dlfcn.h>
37#include <stdlib.h>
38
39#define LOG_TAG "QTI PowerHAL"
40#include <utils/Log.h>
41#include <hardware/hardware.h>
42#include <hardware/power.h>
43
44#include "utils.h"
45#include "metadata-defs.h"
46#include "hint-data.h"
47#include "performance.h"
48#include "power-common.h"
49
50static int display_hint_sent;
51
52static int process_video_encode_hint(void *metadata)
53{
54 char governor[80];
55 struct video_encode_metadata_t video_encode_metadata;
56
57 if (get_scaling_governor(governor, sizeof(governor)) == -1) {
58 ALOGE("Can't obtain scaling governor.");
59
60 return HINT_NONE;
61 }
62
63 /* Initialize encode metadata struct fields */
64 memset(&video_encode_metadata, 0, sizeof(struct video_encode_metadata_t));
65 video_encode_metadata.state = -1;
66 video_encode_metadata.hint_id = DEFAULT_VIDEO_ENCODE_HINT_ID;
67
68 if (metadata) {
69 if (parse_video_encode_metadata((char *)metadata, &video_encode_metadata) ==
70 -1) {
71 ALOGE("Error occurred while parsing metadata.");
72 return HINT_NONE;
73 }
74 } else {
75 return HINT_NONE;
76 }
77
78 if (video_encode_metadata.state == 1) {
79 if ((strncmp(governor, INTERACTIVE_GOVERNOR, strlen(INTERACTIVE_GOVERNOR)) == 0) &&
80 (strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) {
81 /* sched and cpufreq params
82 * hispeed freq - 768 MHz
83 * target load - 90
84 * above_hispeed_delay - 40ms
85 * sched_small_tsk - 50
86 */
87 int resource_values[] = {0x2C07, 0x2F5A, 0x2704, 0x4032};
88
89 perform_hint_action(video_encode_metadata.hint_id,
90 resource_values, sizeof(resource_values)/sizeof(resource_values[0]));
91 return HINT_HANDLED;
92 }
93 } else if (video_encode_metadata.state == 0) {
94 if ((strncmp(governor, INTERACTIVE_GOVERNOR, strlen(INTERACTIVE_GOVERNOR)) == 0) &&
95 (strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) {
96 undo_hint_action(video_encode_metadata.hint_id);
97 return HINT_HANDLED;
98 }
99 }
100 return HINT_NONE;
101}
102
103int power_hint_override(struct power_module *module, power_hint_t hint, void *data)
104{
105 int ret_val = HINT_NONE;
106 switch(hint) {
107 case POWER_HINT_VIDEO_ENCODE:
108 ret_val = process_video_encode_hint(data);
109 break;
110 default:
111 break;
112 }
113 return ret_val;
114}
115
116int set_interactive_override(struct power_module *module, int on)
117{
118 return HINT_NONE; /* Don't excecute this code path, not in use */
119 char governor[80];
120
121 if (get_scaling_governor(governor, sizeof(governor)) == -1) {
122 ALOGE("Can't obtain scaling governor.");
123
124 return HINT_NONE;
125 }
126
127 if (!on) {
128 /* Display off */
129 if ((strncmp(governor, INTERACTIVE_GOVERNOR, strlen(INTERACTIVE_GOVERNOR)) == 0) &&
130 (strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) {
131 int resource_values[] = {}; /* dummy node */
132 if (!display_hint_sent) {
133 perform_hint_action(DISPLAY_STATE_HINT_ID,
134 resource_values, sizeof(resource_values)/sizeof(resource_values[0]));
135 display_hint_sent = 1;
136 return HINT_HANDLED;
137 }
138 }
139 } else {
140 /* Display on */
141 if ((strncmp(governor, INTERACTIVE_GOVERNOR, strlen(INTERACTIVE_GOVERNOR)) == 0) &&
142 (strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) {
143 undo_hint_action(DISPLAY_STATE_HINT_ID);
144 display_hint_sent = 0;
145 return HINT_HANDLED;
146 }
147 }
148 return HINT_NONE;
149}