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power-8952.c
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power-8952.c
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/*
* Copyright (c) 2015,2018 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"
static int process_video_encode_hint(void* metadata) {
char governor[80];
struct video_encode_metadata_t video_encode_metadata;
if (!metadata) return HINT_NONE;
if (get_scaling_governor(governor, sizeof(governor)) == -1) {
ALOGE("Can't obtain scaling governor.");
return HINT_NONE;
}
/* 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 (parse_video_encode_metadata((char*)metadata, &video_encode_metadata) == -1) {
ALOGE("Error occurred while parsing metadata.");
return HINT_NONE;
}
if (video_encode_metadata.state == 1) {
if (is_interactive_governor(governor)) {
int resource_values[] = {INT_OP_CLUSTER0_USE_SCHED_LOAD, 0x1,
INT_OP_CLUSTER1_USE_SCHED_LOAD, 0x1,
INT_OP_CLUSTER0_USE_MIGRATION_NOTIF, 0x1,
INT_OP_CLUSTER1_USE_MIGRATION_NOTIF, 0x1,
INT_OP_CLUSTER0_TIMER_RATE, BIG_LITTLE_TR_MS_40,
INT_OP_CLUSTER1_TIMER_RATE, BIG_LITTLE_TR_MS_40};
perform_hint_action(video_encode_metadata.hint_id, resource_values,
ARRAY_SIZE(resource_values));
return HINT_HANDLED;
}
} else if (video_encode_metadata.state == 0) {
if (is_interactive_governor(governor)) {
undo_hint_action(video_encode_metadata.hint_id);
return HINT_HANDLED;
}
}
return HINT_NONE;
}
static int process_video_decode_hint(void* metadata) {
char governor[80];
struct video_decode_metadata_t video_decode_metadata;
if (!metadata) return HINT_NONE;
if (get_scaling_governor(governor, sizeof(governor)) == -1) {
ALOGE("Can't obtain scaling governor.");
return HINT_NONE;
}
/* Initialize decode metadata struct fields */
memset(&video_decode_metadata, 0, sizeof(struct video_decode_metadata_t));
video_decode_metadata.state = -1;
video_decode_metadata.hint_id = DEFAULT_VIDEO_DECODE_HINT_ID;
if (parse_video_decode_metadata((char*)metadata, &video_decode_metadata) == -1) {
ALOGE("Error occurred while parsing metadata.");
return HINT_NONE;
}
if (video_decode_metadata.state == 1) {
if (is_interactive_governor(governor)) {
int resource_values[] = {TR_MS_30, HISPEED_LOAD_90, HS_FREQ_1026,
THREAD_MIGRATION_SYNC_OFF};
perform_hint_action(video_decode_metadata.hint_id, resource_values,
ARRAY_SIZE(resource_values));
return HINT_HANDLED;
}
} else if (video_decode_metadata.state == 0) {
if (is_interactive_governor(governor)) {
undo_hint_action(video_decode_metadata.hint_id);
return HINT_HANDLED;
}
}
return HINT_NONE;
}
int power_hint_override(power_hint_t hint, void* data) {
int ret_val = HINT_NONE;
switch (hint) {
case POWER_HINT_VIDEO_ENCODE:
ret_val = process_video_encode_hint(data);
break;
case POWER_HINT_VIDEO_DECODE:
ret_val = process_video_decode_hint(data);
break;
default:
break;
}
return ret_val;
}
int set_interactive_override(int on) {
char governor[80];
if (get_scaling_governor(governor, sizeof(governor)) == -1) {
ALOGE("Can't obtain scaling governor.");
return HINT_NONE;
}
if (!on) {
/* Display off */
if (is_interactive_governor(governor)) {
int resource_values[] = {INT_OP_CLUSTER0_TIMER_RATE, BIG_LITTLE_TR_MS_50,
INT_OP_CLUSTER1_TIMER_RATE, BIG_LITTLE_TR_MS_50,
INT_OP_NOTIFY_ON_MIGRATE, 0x00};
perform_hint_action(DISPLAY_STATE_HINT_ID, resource_values,
ARRAY_SIZE(resource_values));
}
} else {
/* Display on */
if (is_interactive_governor(governor)) {
undo_hint_action(DISPLAY_STATE_HINT_ID);
}
}
return HINT_HANDLED;
}