summaryrefslogtreecommitdiffstats
path: root/power-660.c
blob: 56c5d7c7abc9c687d52413c1c1f56e9713b64cb3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
/*
 * Copyright (c) 2017, The Linux Foundation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * *    * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials provided
 *       with the distribution.
 *     * Neither the name of The Linux Foundation nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#define LOG_NIDEBUG 0

#include <dlfcn.h>
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>

#define LOG_TAG "QTI PowerHAL"
#include <hardware/hardware.h>
#include <hardware/power.h>
#include <log/log.h>

#include "hint-data.h"
#include "metadata-defs.h"
#include "performance.h"
#include "power-common.h"
#include "utils.h"

#define MIN_VAL(X, Y) ((X > Y) ? (Y) : (X))

static int display_hint_sent;
static int video_encode_hint_sent;
static int cam_preview_hint_sent;

static int camera_hint_ref_count;
static void process_video_encode_hint(void* metadata);
// static void process_cam_preview_hint(void *metadata);

/**
 * If target is SDM630/SDM455:
 *     return true
 * else:
 *     return false
 */
static bool is_target_SDM630(void) {
    static bool is_SDM630 = false;
    int soc_id;

    soc_id = get_soc_id();
    if (soc_id == 318 || soc_id == 327 || soc_id == 385) is_SDM630 = true;

    return is_SDM630;
}

int power_hint_override(power_hint_t hint, void* data) {
    switch (hint) {
        case POWER_HINT_VSYNC:
            break;
        case POWER_HINT_VIDEO_ENCODE: {
            process_video_encode_hint(data);
            return HINT_HANDLED;
        }
    }
    return HINT_NONE;
}

int set_interactive_override(int on) {
    char governor[80];
    char tmp_str[NODE_MAX];
    int resource_values[20];
    int num_resources;
    struct video_encode_metadata_t video_encode_metadata;
    int rc;

    ALOGI("Got set_interactive hint");

    if (get_scaling_governor_check_cores(governor, sizeof(governor), CPU0) == -1) {
        if (get_scaling_governor_check_cores(governor, sizeof(governor), CPU1) == -1) {
            if (get_scaling_governor_check_cores(governor, sizeof(governor), CPU2) == -1) {
                if (get_scaling_governor_check_cores(governor, sizeof(governor), CPU3) == -1) {
                    ALOGE("Can't obtain scaling governor.");
                    return HINT_HANDLED;
                }
            }
        }
    }

    if (!on) {
        /* Display off. */
        if (is_interactive_governor(governor)) {
            /*
                1. CPUfreq params
                       - hispeed freq for big - 1113Mhz
                       - go hispeed load for big - 95
                       - above_hispeed_delay for big - 40ms
               2. BusDCVS V2 params
                       - Sample_ms of 10ms
           */
            if (is_target_SDM630()) {
                int res[] = {0x41414000, 0x459, 0x41410000, 0x5F, 0x41400000, 0x4, 0x41820000, 0xA};
                memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res)));
                num_resources = sizeof(res) / sizeof(res[0]);
            }
            /*
                1. CPUfreq params
                       - hispeed freq for little - 902Mhz
                       - go hispeed load for little - 95
                       - above_hispeed_delay for little - 40ms
                2. BusDCVS V2 params
                       - Sample_ms of 10ms
                3. Sched group upmigrate - 500
           */
            else {
                int res[] = {0x41414100, 0x386,      0x41410100, 0x5F,       0x41400100,
                             0x4,        0x41820000, 0xA,        0x40C54000, 0x1F4};
                memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res)));
                num_resources = sizeof(res) / sizeof(res[0]);
            }
            if (!display_hint_sent) {
                perform_hint_action(DISPLAY_STATE_HINT_ID, resource_values, num_resources);
                display_hint_sent = 1;
            }
        }

    } else {
        /* Display on. */
        if (is_interactive_governor(governor)) {
            undo_hint_action(DISPLAY_STATE_HINT_ID);
            display_hint_sent = 0;
        }
    }
    return HINT_HANDLED;
}

/* Video Encode Hint */
static void process_video_encode_hint(void* metadata) {
    char governor[80];
    int resource_values[20];
    int num_resources;
    struct video_encode_metadata_t video_encode_metadata;

    ALOGI("Got process_video_encode_hint");

    if (get_scaling_governor_check_cores(governor, sizeof(governor), CPU0) == -1) {
        if (get_scaling_governor_check_cores(governor, sizeof(governor), CPU1) == -1) {
            if (get_scaling_governor_check_cores(governor, sizeof(governor), CPU2) == -1) {
                if (get_scaling_governor_check_cores(governor, sizeof(governor), CPU3) == -1) {
                    ALOGE("Can't obtain scaling governor.");
                    // return HINT_HANDLED;
                }
            }
        }
    }

    /* Initialize encode metadata struct fields. */
    memset(&video_encode_metadata, 0, sizeof(struct video_encode_metadata_t));
    video_encode_metadata.state = -1;
    video_encode_metadata.hint_id = DEFAULT_VIDEO_ENCODE_HINT_ID;

    if (metadata) {
        if (parse_video_encode_metadata((char*)metadata, &video_encode_metadata) == -1) {
            ALOGE("Error occurred while parsing metadata.");
            return;
        }
    } else {
        return;
    }

    if (video_encode_metadata.state == 1) {
        if (is_interactive_governor(governor)) {
            /*
                1. CPUfreq params
                       - hispeed freq for big - 1113Mhz
                       - go hispeed load for big - 95
                       - above_hispeed_delay for big - 40ms
                       - target loads - 95
                       - nr_run - 5
                2. BusDCVS V2 params
                       - Sample_ms of 10ms
           */
            if (is_target_SDM630()) {
                int res[] = {0x41414000, 0x459, 0x41410000, 0x5F, 0x41400000, 0x4,
                             0x41420000, 0x5F,  0x40C2C000, 0X5,  0x41820000, 0xA};
                memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res)));
                num_resources = sizeof(res) / sizeof(res[0]);

            }
            /*
                 1. CPUfreq params
                        - hispeed freq for little - 902Mhz
                        - go hispeed load for little - 95
                        - above_hispeed_delay for little - 40ms
                 2. BusDCVS V2 params
                        - Sample_ms of 10ms
            */
            else {
                int res[] = {0x41414100, 0x386, 0x41410100, 0x5F, 0x41400100, 0x4, 0x41820000, 0xA};
                memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res)));
                num_resources = sizeof(res) / sizeof(res[0]);
            }
            camera_hint_ref_count++;
            if (camera_hint_ref_count == 1) {
                if (!video_encode_hint_sent) {
                    perform_hint_action(video_encode_metadata.hint_id, resource_values,
                                        num_resources);
                    video_encode_hint_sent = 1;
                }
            }
        }
    } else if (video_encode_metadata.state == 0) {
        if (is_interactive_governor(governor)) {
            camera_hint_ref_count--;
            if (!camera_hint_ref_count) {
                undo_hint_action(video_encode_metadata.hint_id);
                video_encode_hint_sent = 0;
            }
            return;
        }
    }
    return;
}