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-rw-r--r--power-8952.c92
1 files changed, 92 insertions, 0 deletions
diff --git a/power-8952.c b/power-8952.c
index 3e7941b..4bcea61 100644
--- a/power-8952.c
+++ b/power-8952.c
@@ -1,5 +1,6 @@
/*
* Copyright (c) 2015,2018 The Linux Foundation. All rights reserved.
+ * Copyright (C) 2018-2019 The LineageOS Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
@@ -49,6 +50,85 @@
#include "power-common.h"
#include "utils.h"
+static int current_power_profile = PROFILE_BALANCED;
+
+// clang-format off
+static int profile_high_performance[] = {
+ CPUS_ONLINE_MIN_BIG, 0x4,
+ CPUS_ONLINE_MIN_LITTLE, 0x4,
+ CPU0_MIN_FREQ_TURBO_MAX,
+ CPU4_MIN_FREQ_TURBO_MAX,
+};
+
+static int profile_power_save[] = {
+ CPUS_ONLINE_MAX_BIG, 0x0,
+ CPU0_MAX_FREQ_NONTURBO_MAX,
+ CPU4_MAX_FREQ_NONTURBO_MAX,
+};
+
+static int profile_bias_power[] = {
+ CPU0_MAX_FREQ_NONTURBO_MAX,
+ CPU4_MAX_FREQ_NONTURBO_MAX,
+};
+
+static int profile_bias_performance[] = {
+ CPU0_MIN_FREQ_NONTURBO_MAX + 1,
+ CPU4_MIN_FREQ_NONTURBO_MAX + 1,
+};
+// clang-format on
+
+#ifdef INTERACTION_BOOST
+int get_number_of_profiles() {
+ return 5;
+}
+#endif
+
+static int set_power_profile(void* data) {
+ int profile = data ? *((int*)data) : 0;
+ int ret = -EINVAL;
+ const char* profile_name = NULL;
+
+ if (profile == current_power_profile) return 0;
+
+ ALOGV("%s: Profile=%d", __func__, profile);
+
+ if (current_power_profile != PROFILE_BALANCED) {
+ undo_hint_action(DEFAULT_PROFILE_HINT_ID);
+ ALOGV("%s: Hint undone", __func__);
+ current_power_profile = PROFILE_BALANCED;
+ }
+
+ if (profile == PROFILE_POWER_SAVE) {
+ ret = perform_hint_action(DEFAULT_PROFILE_HINT_ID, profile_power_save,
+ ARRAY_SIZE(profile_power_save));
+ profile_name = "powersave";
+
+ } else if (profile == PROFILE_HIGH_PERFORMANCE) {
+ ret = perform_hint_action(DEFAULT_PROFILE_HINT_ID, profile_high_performance,
+ ARRAY_SIZE(profile_high_performance));
+ profile_name = "performance";
+
+ } else if (profile == PROFILE_BIAS_POWER) {
+ ret = perform_hint_action(DEFAULT_PROFILE_HINT_ID, profile_bias_power,
+ ARRAY_SIZE(profile_bias_power));
+ profile_name = "bias power";
+
+ } else if (profile == PROFILE_BIAS_PERFORMANCE) {
+ ret = perform_hint_action(DEFAULT_PROFILE_HINT_ID, profile_bias_performance,
+ ARRAY_SIZE(profile_bias_performance));
+ profile_name = "bias perf";
+ } else if (profile == PROFILE_BALANCED) {
+ ret = 0;
+ profile_name = "balanced";
+ }
+
+ if (ret == 0) {
+ current_power_profile = profile;
+ ALOGD("%s: Set %s mode", __func__, profile_name);
+ }
+ return ret;
+}
+
static int process_video_encode_hint(void* metadata) {
char governor[80];
struct video_encode_metadata_t video_encode_metadata;
@@ -131,6 +211,18 @@ static int process_video_decode_hint(void* metadata) {
int power_hint_override(power_hint_t hint, void* data) {
int ret_val = HINT_NONE;
+
+ if (hint == POWER_HINT_SET_PROFILE) {
+ if (set_power_profile(data) < 0) ALOGE("Setting power profile failed. perfd not started?");
+ return HINT_HANDLED;
+ }
+
+ // Skip other hints in high/low power modes
+ if (current_power_profile == PROFILE_POWER_SAVE ||
+ current_power_profile == PROFILE_HIGH_PERFORMANCE) {
+ return HINT_HANDLED;
+ }
+
switch (hint) {
case POWER_HINT_VIDEO_ENCODE:
ret_val = process_video_encode_hint(data);