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msm8953-common: Build new aidl qti power HAL

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Change-Id: I4bdea354e54d34d0dfe9b811e228fc6f8762d2ed
This commit is contained in:
Arian
2020-09-22 20:06:14 +02:00
committed by jeangraff30
parent e2b506061a
commit fceea59c74
18 changed files with 2 additions and 1960 deletions
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2
BoardConfigCommon.mk
View File

@@ -194,7 +194,7 @@ BOARD_VNDK_VERSION := current
TARGET_PER_MGR_ENABLED := true
# Power
TARGET_PROVIDES_POWERHAL := true
TARGET_USES_INTERACTION_BOOST := true
# Timeservice
BOARD_USES_QC_TIME_SERVICES := true

9
manifest.xml
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@@ -192,15 +192,6 @@
<instance>default</instance>
</interface>
</hal>
<hal format="hidl">
<name>android.hardware.power</name>
<transport>hwbinder</transport>
<version>1.0</version>
<interface>
<name>IPower</name>
<instance>default</instance>
</interface>
</hal>
<hal format="hidl">
<name>android.hardware.radio</name>
<transport>hwbinder</transport>

4
msm8953.mk
View File

@@ -281,9 +281,7 @@ DEVICE_PACKAGE_OVERLAYS += \
# Power
PRODUCT_PACKAGES += \
power.qcom \
android.hardware.power@1.0-impl \
android.hardware.power@1.0-service
android.hardware.power-service-qti
# Powerhint
PRODUCT_COPY_FILES += \

27
power/Android.mk
View File

@@ -1,27 +0,0 @@
LOCAL_PATH := $(call my-dir)
# HAL module implemenation stored in
# hw/<POWERS_HARDWARE_MODULE_ID>.<ro.hardware>.so
include $(CLEAR_VARS)
LOCAL_CFLAGS += -Wall -Wextra -Wno-error -Wno-implicit-function-declaration
LOCAL_MODULE_RELATIVE_PATH := hw
LOCAL_SHARED_LIBRARIES := liblog libcutils libdl libxml2
LOCAL_HEADER_LIBRARIES += libutils_headers
LOCAL_HEADER_LIBRARIES += libhardware_headers
LOCAL_SRC_FILES := power.c metadata-parser.c utils.c list.c hint-data.c powerhintparser.c
LOCAL_C_INCLUDES := external/libxml2/include \
external/icu/icu4c/source/common
LOCAL_SRC_FILES += power-8953.c
ifeq ($(TARGET_USES_INTERACTION_BOOST),true)
LOCAL_CFLAGS += -DINTERACTION_BOOST
endif
LOCAL_MODULE := power.qcom
LOCAL_MODULE_TAGS := optional
LOCAL_CFLAGS += -Wno-unused-parameter -Wno-unused-variable
LOCAL_VENDOR_MODULE := true
include $(BUILD_SHARED_LIBRARY)

47
power/hint-data.c
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@@ -1,47 +0,0 @@
/*
* Copyright (c) 2012, 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.
*/
#include "hint-data.h"
int hint_compare(struct hint_data *first_hint,
struct hint_data *other_hint) {
if (first_hint == other_hint) {
return 0;
} else if ((first_hint && other_hint) &&
(first_hint->hint_id == other_hint->hint_id)) {
return 0;
} else {
return 1;
}
}
void hint_dump(struct hint_data *hint)
{
/*ALOGI("hint_id: %lu", hint->hint_id);*/
}

69
power/hint-data.h
View File

@@ -1,69 +0,0 @@
/*
* Copyright (c) 2012, 2013, 2015, 2017-2018, 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.
*/
/* Default use-case hint IDs */
#define DEFAULT_VIDEO_ENCODE_HINT_ID (0x0A00)
#define DEFAULT_VIDEO_DECODE_HINT_ID (0x0B00)
#define DISPLAY_STATE_HINT_ID (0x0C00)
#define DISPLAY_STATE_HINT_ID_2 (0x0D00)
#define CAM_PREVIEW_HINT_ID (0x0E00)
#define SUSTAINED_PERF_HINT_ID (0x0F00)
#define VR_MODE_HINT_ID (0x1000)
#define VR_MODE_SUSTAINED_PERF_HINT_ID (0x1001)
#define AOSP_DELTA (0x1200)
#define VSYNC_HINT AOSP_DELTA + POWER_HINT_VSYNC
#define INTERACTION_HINT AOSP_DELTA + POWER_HINT_INTERACTION
#define VIDEO_DECODE_HINT AOSP_DELTA + POWER_HINT_VIDEO_DECODE
#define VIDEO_ENCODE_HINT AOSP_DELTA + POWER_HINT_VIDEO_ENCODE
#define LOW_POWER_HINT AOSP_DELTA + POWER_HINT_LOW_POWER
#define SUSTAINED_PERF_HINT AOSP_DELTA + POWER_HINT_SUSTAINED_PERFORMANCE
#define VR_MODE_HINT AOSP_DELTA + POWER_HINT_VR_MODE
#define LAUNCH_HINT AOSP_DELTA + POWER_HINT_LAUNCH
#define DISABLE_TOUCH_HINT AOSP_DELTA + POWER_HINT_DISABLE_TOUCH
//update NUM_HINTS if hints are added to AOSP
#define NUM_HINTS (POWER_HINT_DISABLE_TOUCH +1)
#define VR_MODE_SUSTAINED_PERF_HINT (0x1301)
struct hint_handles{
int handle;
int ref_count;
};
struct hint_data {
unsigned long hint_id; /* This is our key. */
unsigned long perflock_handle;
};
int hint_compare(struct hint_data *first_hint,
struct hint_data *other_hint);
void hint_dump(struct hint_data *hint);

145
power/list.c
View File

@@ -1,145 +0,0 @@
/*
* Copyright (c) 2012, 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.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "list.h"
#include <utils/Log.h>
int init_list_head(struct list_node *head)
{
if (head == NULL)
return -1;
memset(head, 0, sizeof(*head));
return 0;
}
struct list_node *add_list_node(struct list_node *head, void *data)
{
/* Create a new list_node. And put 'data' into it. */
struct list_node *new_node;
if (head == NULL) {
return NULL;
}
if (!(new_node = malloc(sizeof(struct list_node)))) {
return NULL;
}
new_node->data = data;
new_node->next = head->next;
new_node->compare = head->compare;
new_node->dump = head->dump;
head->next = new_node;
return new_node;
}
int is_list_empty(struct list_node *head)
{
return (head == NULL || head->next == NULL);
}
/*
* Delink and de-allocate 'node'.
*/
int remove_list_node(struct list_node *head, struct list_node *del_node)
{
struct list_node *current_node;
struct list_node *saved_node;
if (head == NULL || head->next == NULL) {
return -1;
}
current_node = head->next;
saved_node = head;
while (current_node && current_node != del_node) {
saved_node = current_node;
current_node = current_node->next;
}
if (saved_node) {
if (current_node) {
saved_node->next = current_node->next;
} else {
/* Node not found. */
return -1;
}
}
if (del_node) {
free(del_node);
}
return 0;
}
void dump_list(struct list_node *head)
{
struct list_node *current_node = head;
if (head == NULL)
return;
printf("List:\n");
while ((current_node = current_node->next)) {
if (current_node->dump) {
current_node->dump(current_node->data);
}
}
}
struct list_node *find_node(struct list_node *head, void *comparison_data)
{
struct list_node *current_node = head;
if (head == NULL)
return NULL;
while ((current_node = current_node->next)) {
if (current_node->compare) {
if (current_node->compare(current_node->data,
comparison_data) == 0) {
/* Match found. Return current_node. */
return current_node;
}
}
}
/* No match found. */
return NULL;
}

41
power/list.h
View File

@@ -1,41 +0,0 @@
/*
* Copyright (c) 2012, 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.
*/
struct list_node {
struct list_node *next;
void *data;
int (*compare)(void *data1, void *data2);
void (*dump)(void *data);
};
int init_list_head(struct list_node *head);
struct list_node * add_list_node(struct list_node *head, void *data);
int remove_list_node(struct list_node *head, struct list_node *del_node);
void dump_list(struct list_node *head);
struct list_node *find_node(struct list_node *head, void *comparison_data);

54
power/metadata-defs.h
View File

@@ -1,54 +0,0 @@
/* Copyright (c) 2012, 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 ATTRIBUTE_VALUE_DELIM ('=')
#define ATTRIBUTE_STRING_DELIM (";")
#define METADATA_PARSING_ERR (-1)
#define METADATA_PARSING_CONTINUE (0)
#define METADATA_PARSING_DONE (1)
#define MIN(x,y) (((x)>(y))?(y):(x))
struct video_encode_metadata_t {
int hint_id;
int state;
};
struct video_decode_metadata_t {
int hint_id;
int state;
};
int parse_metadata(char *metadata, char **metadata_saveptr,
char *attribute, int attribute_size, char *value, int value_size);
int parse_video_encode_metadata(char *metadata,
struct video_encode_metadata_t *video_encode_metadata);
int parse_video_decode_metadata(char *metadata,
struct video_decode_metadata_t *video_decode_metadata);

133
power/metadata-parser.c
View File

@@ -1,133 +0,0 @@
/* Copyright (c) 2012, 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.
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "metadata-defs.h"
int parse_metadata(char *metadata, char **metadata_saveptr,
char *attribute, int attribute_size, char *value, int value_size)
{
char *attribute_string;
char *attribute_value_delim;
unsigned int bytes_to_copy;
attribute_string = strtok_r(metadata, ATTRIBUTE_STRING_DELIM,
metadata_saveptr);
if (attribute_string == NULL)
return METADATA_PARSING_DONE;
attribute[0] = value[0] = '\0';
if ((attribute_value_delim = strchr(attribute_string,
ATTRIBUTE_VALUE_DELIM)) != NULL) {
bytes_to_copy = MIN((attribute_value_delim - attribute_string),
attribute_size - 1);
/* Replace strncpy with strlcpy
* Add +1 to bytes_to_copy as strlcpy copies size-1 bytes */
strlcpy(attribute, attribute_string,
bytes_to_copy+1);
bytes_to_copy = MIN(strlen(attribute_string) - strlen(attribute) - 1,
value_size - 1);
/* Replace strncpy with strlcpy
* Add +1 to bytes_to_copy as strlcpy copies size-1 bytes */
strlcpy(value, attribute_value_delim + 1,
bytes_to_copy+1);
}
return METADATA_PARSING_CONTINUE;
}
int parse_video_encode_metadata(char *metadata,
struct video_encode_metadata_t *video_encode_metadata)
{
char attribute[1024], value[1024], *saveptr;
char *temp_metadata = metadata;
int parsing_status;
while ((parsing_status = parse_metadata(temp_metadata, &saveptr,
attribute, sizeof(attribute), value, sizeof(value))) == METADATA_PARSING_CONTINUE) {
if (strlen(attribute) == strlen("hint_id") &&
(strncmp(attribute, "hint_id", strlen("hint_id")) == 0)) {
if (strlen(value) > 0) {
video_encode_metadata->hint_id = atoi(value);
}
}
if (strlen(attribute) == strlen("state") &&
(strncmp(attribute, "state", strlen("state")) == 0)) {
if (strlen(value) > 0) {
video_encode_metadata->state = atoi(value);
}
}
temp_metadata = NULL;
}
if (parsing_status == METADATA_PARSING_ERR)
return -1;
return 0;
}
int parse_video_decode_metadata(char *metadata,
struct video_decode_metadata_t *video_decode_metadata)
{
char attribute[1024], value[1024], *saveptr;
char *temp_metadata = metadata;
int parsing_status;
while ((parsing_status = parse_metadata(temp_metadata, &saveptr,
attribute, sizeof(attribute), value, sizeof(value))) == METADATA_PARSING_CONTINUE) {
if (strlen(attribute) == strlen("hint_id") &&
(strncmp(attribute, "hint_id", strlen("hint_id")) == 0)) {
if (strlen(value) > 0) {
video_decode_metadata->hint_id = atoi(value);
}
}
if (strlen(attribute) == strlen("state") &&
(strncmp(attribute, "state", strlen("state")) == 0)) {
if (strlen(value) > 0) {
video_decode_metadata->state = atoi(value);
}
}
temp_metadata = NULL;
}
if (parsing_status == METADATA_PARSING_ERR)
return -1;
return 0;
}

265
power/performance.h
View File

@@ -1,265 +0,0 @@
/* Copyright (c) 2012, 2014, 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.
*
*/
#ifdef __cplusplus
extern "C" {
#endif
#define FAILED -1
#define SUCCESS 0
#define INDEFINITE_DURATION 0
/* Hints sent to perf HAL from power HAL
* These have to be kept in sync with Perf HAL side definitions
*/
#define VENDOR_HINT_DISPLAY_OFF 0x00001040
#define VENDOR_HINT_DISPLAY_ON 0x00001041
enum SCREEN_DISPLAY_TYPE {
DISPLAY_OFF = 0x00FF,
};
enum PWR_CLSP_TYPE {
ALL_CPUS_PWR_CLPS_DIS = 0x101,
};
/* For CPUx min freq, the leftmost byte
* represents the CPU and the
* rightmost byte represents the frequency
* All intermediate frequencies on the
* device are supported. The hex value
* passed into PerfLock will be multiplied
* by 10^5. This frequency or the next
* highest frequency available will be set
*
* For example, if 1.4 Ghz is required on
* CPU0, use 0x20E
*
* If the highest available frequency
* on the device is required, use
* CPUx_MIN_FREQ_TURBO_MAX
* where x represents the CPU
*/
enum CPU0_MIN_FREQ_LVL {
CPU0_MIN_FREQ_NONTURBO_MAX = 0x20A,
CPU0_MIN_FREQ_TURBO_MAX = 0x2FE,
};
enum CPU1_MIN_FREQ_LVL {
CPU1_MIN_FREQ_NONTURBO_MAX = 0x30A,
CPU1_MIN_FREQ_TURBO_MAX = 0x3FE,
};
enum CPU2_MIN_FREQ_LVL {
CPU2_MIN_FREQ_NONTURBO_MAX = 0x40A,
CPU2_MIN_FREQ_TURBO_MAX = 0x4FE,
};
enum CPU3_MIN_FREQ_LVL {
CPU3_MIN_FREQ_NONTURBO_MAX = 0x50A,
CPU3_MIN_FREQ_TURBO_MAX = 0x5FE,
};
enum CPU0_MAX_FREQ_LVL {
CPU0_MAX_FREQ_NONTURBO_MAX = 0x150A,
};
enum CPU1_MAX_FREQ_LVL {
CPU1_MAX_FREQ_NONTURBO_MAX = 0x160A,
};
enum CPU2_MAX_FREQ_LVL {
CPU2_MAX_FREQ_NONTURBO_MAX = 0x170A,
};
enum CPU3_MAX_FREQ_LVL {
CPU3_MAX_FREQ_NONTURBO_MAX = 0x180A,
};
enum MIN_CPUS_ONLINE_LVL {
CPUS_ONLINE_MIN_2 = 0x702,
CPUS_ONLINE_MIN_3 = 0x703,
CPUS_ONLINE_MIN_4 = 0x704,
CPUS_ONLINE_MPD_OVERRIDE = 0x777,
CPUS_ONLINE_MAX = 0x7FF,
};
enum MAX_CPUS_ONLINE_LVL {
CPUS_ONLINE_MAX_LIMIT_1 = 0x8FE,
CPUS_ONLINE_MAX_LIMIT_2 = 0x8FD,
CPUS_ONLINE_MAX_LIMIT_3 = 0x8FC,
CPUS_ONLINE_MAX_LIMIT_4 = 0x8FB,
CPUS_ONLINE_MAX_LIMIT_MAX = 0x8FB,
};
enum SAMPLING_RATE_LVL {
MS_500 = 0xBCD,
MS_50 = 0xBFA,
MS_20 = 0xBFD,
};
enum ONDEMAND_IO_BUSY_LVL {
IO_BUSY_OFF = 0xC00,
IO_BUSY_ON = 0xC01,
};
enum ONDEMAND_SAMPLING_DOWN_FACTOR_LVL {
SAMPLING_DOWN_FACTOR_1 = 0xD01,
SAMPLING_DOWN_FACTOR_4 = 0xD04,
};
enum INTERACTIVE_TIMER_RATE_LVL {
TR_MS_500 = 0xECD,
TR_MS_100 = 0xEF5,
TR_MS_50 = 0xEFA,
TR_MS_30 = 0xEFC,
TR_MS_20 = 0xEFD,
};
/* This timer rate applicable to cpu0
across 8939 series chipset */
enum INTERACTIVE_TIMER_RATE_LVL_CPU0_8939 {
TR_MS_CPU0_500 = 0x30CD,
TR_MS_CPU0_100 = 0x30F5,
TR_MS_CPU0_50 = 0x30FA,
TR_MS_CPU0_30 = 0x30FC,
TR_MS_CPU0_20 = 0x30FD,
};
/* This timer rate applicable to cpu4
across 8939 series chipset */
enum INTERACTIVE_TIMER_RATE_LVL_CPU4_8939 {
TR_MS_CPU4_500 = 0x3BCD,
TR_MS_CPU4_100 = 0x3BF5,
TR_MS_CPU4_50 = 0x3BFA,
TR_MS_CPU4_30 = 0x3BFC,
TR_MS_CPU4_20 = 0x3BFD,
};
/* This timer rate applicable to big.little arch */
enum INTERACTIVE_TIMER_RATE_LVL_BIG_LITTLE {
BIG_LITTLE_TR_MS_100 = 0x64,
BIG_LITTLE_TR_MS_50 = 0x32,
BIG_LITTLE_TR_MS_40 = 0x28,
BIG_LITTLE_TR_MS_30 = 0x1E,
BIG_LITTLE_TR_MS_20 = 0x14,
};
/* INTERACTIVE opcodes */
enum INTERACTIVE_OPCODES {
INT_OP_CLUSTER0_TIMER_RATE = 0x41424000,
INT_OP_CLUSTER1_TIMER_RATE = 0x41424100,
INT_OP_CLUSTER0_USE_SCHED_LOAD = 0x41430000,
INT_OP_CLUSTER1_USE_SCHED_LOAD = 0x41430100,
INT_OP_CLUSTER0_USE_MIGRATION_NOTIF = 0x41434000,
INT_OP_CLUSTER1_USE_MIGRATION_NOTIF = 0x41434100,
INT_OP_NOTIFY_ON_MIGRATE = 0x4241C000
};
enum INTERACTIVE_HISPEED_FREQ_LVL {
HS_FREQ_1026 = 0xF0A,
};
enum INTERACTIVE_HISPEED_LOAD_LVL {
HISPEED_LOAD_90 = 0x105A,
};
enum SYNC_FREQ_LVL {
SYNC_FREQ_300 = 0x1103,
SYNC_FREQ_600 = 0X1106,
SYNC_FREQ_384 = 0x1103,
SYNC_FREQ_NONTURBO_MAX = 0x110A,
SYNC_FREQ_TURBO = 0x110F,
};
enum OPTIMAL_FREQ_LVL {
OPTIMAL_FREQ_300 = 0x1203,
OPTIMAL_FREQ_600 = 0x1206,
OPTIMAL_FREQ_384 = 0x1203,
OPTIMAL_FREQ_NONTURBO_MAX = 0x120A,
OPTIMAL_FREQ_TURBO = 0x120F,
};
enum SCREEN_PWR_CLPS_LVL {
PWR_CLPS_DIS = 0x1300,
PWR_CLPS_ENA = 0x1301,
};
enum THREAD_MIGRATION_LVL {
THREAD_MIGRATION_SYNC_OFF = 0x1400,
};
enum INTERACTIVE_IO_BUSY_LVL {
INTERACTIVE_IO_BUSY_OFF = 0x1B00,
INTERACTIVE_IO_BUSY_ON = 0x1B01,
};
enum SCHED_BOOST_LVL {
SCHED_BOOST_ON = 0x1E01,
};
enum CPU4_MIN_FREQ_LVL {
CPU4_MIN_FREQ_NONTURBO_MAX = 0x1F0A,
CPU4_MIN_FREQ_TURBO_MAX = 0x1FFE,
};
enum CPU5_MIN_FREQ_LVL {
CPU5_MIN_FREQ_NONTURBO_MAX = 0x200A,
CPU5_MIN_FREQ_TURBO_MAX = 0x20FE,
};
enum CPU6_MIN_FREQ_LVL {
CPU6_MIN_FREQ_NONTURBO_MAX = 0x210A,
CPU6_MIN_FREQ_TURBO_MAX = 0x21FE,
};
enum CPU7_MIN_FREQ_LVL {
CPU7_MIN_FREQ_NONTURBO_MAX = 0x220A,
CPU7_MIN_FREQ_TURBO_MAX = 0x22FE,
};
enum CPU4_MAX_FREQ_LVL {
CPU4_MAX_FREQ_NONTURBO_MAX = 0x230A,
};
enum CPU5_MAX_FREQ_LVL {
CPU5_MAX_FREQ_NONTURBO_MAX = 0x240A,
};
enum CPU6_MAX_FREQ_LVL {
CPU6_MAX_FREQ_NONTURBO_MAX = 0x250A,
};
enum CPU7_MAX_FREQ_LVL {
CPU7_MAX_FREQ_NONTURBO_MAX = 0x260A,
};
#ifdef __cplusplus
}
#endif

283
power/power-8953.c
View File

@@ -1,283 +0,0 @@
/*
* Copyright (c) 2016, 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 <errno.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <dlfcn.h>
#include <stdlib.h>
#include <pthread.h>
#define LOG_TAG "QTI PowerHAL"
#include <utils/Log.h>
#include <hardware/hardware.h>
#include <hardware/power.h>
#include "utils.h"
#include "metadata-defs.h"
#include "hint-data.h"
#include "performance.h"
#include "power-common.h"
#define MIN_VAL(X,Y) ((X>Y)?(Y):(X))
static int saved_interactive_mode = -1;
static int display_hint_sent;
static int video_encode_hint_sent;
static int cam_preview_hint_sent;
pthread_mutex_t camera_hint_mutex = PTHREAD_MUTEX_INITIALIZER;
static int camera_hint_ref_count;
static void process_video_encode_hint(void *metadata);
//static void process_cam_preview_hint(void *metadata);
static bool is_target_SDM632() /* Returns value=632 if target is SDM632 else value 0 */
{
int fd;
bool is_target_SDM632 = false;
char buf[10] = {0};
fd = open("/sys/devices/soc0/soc_id", O_RDONLY);
if (fd >= 0) {
if (read(fd, buf, sizeof(buf) - 1) == -1) {
ALOGW("Unable to read soc_id");
is_target_SDM632 = false;
} else {
int soc_id = atoi(buf);
if (soc_id == 349 || soc_id == 350) {
is_target_SDM632 = true; /* Above SOCID for SDM632 */
}
}
}
close(fd);
return is_target_SDM632;
}
int power_hint_override(struct power_module *module, 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(struct power_module *module, int on)
{
char governor[80];
char tmp_str[NODE_MAX];
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 ((strncmp(governor, INTERACTIVE_GOVERNOR, strlen(INTERACTIVE_GOVERNOR)) == 0) &&
(strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) {
/* timer rate - 40mS*/
int resource_values[] = {0x41424000, 0x28,
};
if (!display_hint_sent) {
perform_hint_action(DISPLAY_STATE_HINT_ID,
resource_values, sizeof(resource_values)/sizeof(resource_values[0]));
display_hint_sent = 1;
}
} /* Perf time rate set for CORE0,CORE4 8952 target*/
} else {
/* Display on. */
if ((strncmp(governor, INTERACTIVE_GOVERNOR, strlen(INTERACTIVE_GOVERNOR)) == 0) &&
(strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) {
undo_hint_action(DISPLAY_STATE_HINT_ID);
display_hint_sent = 0;
}
}
saved_interactive_mode = !!on;
return HINT_HANDLED;
}
/* Video Encode Hint */
static void process_video_encode_hint(void *metadata)
{
char governor[80] = {0};
int resource_values[20] = {0};
int num_resources = 0;
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((strncmp(governor, SCHEDUTIL_GOVERNOR,
strlen(SCHEDUTIL_GOVERNOR)) == 0) &&
(strlen(governor) == strlen(SCHEDUTIL_GOVERNOR))) {
if(is_target_SDM632()) {
/* sample_ms = 10mS
* SLB for Core0 = -6
* SLB for Core1 = -6
* SLB for Core2 = -6
* SLB for Core3 = -6
* hispeed load = 95
* hispeed freq = 1036 */
int res[] = {0x41820000, 0xa,
0x40c68100, 0xfffffffa,
0x40c68110, 0xfffffffa,
0x40c68120, 0xfffffffa,
0x40c68130, 0xfffffffa,
0x41440100, 0x5f,
0x4143c100, 0x40c,
};
memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res)));
num_resources = sizeof(res)/sizeof(res[0]);
pthread_mutex_lock(&camera_hint_mutex);
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;
}
}
pthread_mutex_unlock(&camera_hint_mutex);
}
else {
/* sample_ms = 10mS */
int res[] = {0x41820000, 0xa,
};
memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res)));
num_resources = sizeof(res)/sizeof(res[0]);
pthread_mutex_lock(&camera_hint_mutex);
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;
}
}
pthread_mutex_unlock(&camera_hint_mutex);
}
}
else if ((strncmp(governor, INTERACTIVE_GOVERNOR,
strlen(INTERACTIVE_GOVERNOR)) == 0) &&
(strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) {
/* Sched_load and migration_notification disable
* timer rate - 40mS*/
int res[] = {0x41430000, 0x1,
0x41434000, 0x1,
0x41424000, 0x28,
};
memcpy(resource_values, res, MIN_VAL(sizeof(resource_values), sizeof(res)));
num_resources = sizeof(res)/sizeof(res[0]);
pthread_mutex_lock(&camera_hint_mutex);
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;
}
}
pthread_mutex_unlock(&camera_hint_mutex);
}
} else if (video_encode_metadata.state == 0) {
if (((strncmp(governor, INTERACTIVE_GOVERNOR,
strlen(INTERACTIVE_GOVERNOR)) == 0) &&
(strlen(governor) == strlen(INTERACTIVE_GOVERNOR))) ||
((strncmp(governor, SCHEDUTIL_GOVERNOR,
strlen(SCHEDUTIL_GOVERNOR)) == 0) &&
(strlen(governor) == strlen(SCHEDUTIL_GOVERNOR)))) {
pthread_mutex_lock(&camera_hint_mutex);
camera_hint_ref_count--;
if (!camera_hint_ref_count) {
undo_hint_action(video_encode_metadata.hint_id);
video_encode_hint_sent = 0;
}
pthread_mutex_unlock(&camera_hint_mutex);
return ;
}
}
return;
}

50
power/power-common.h
View File

@@ -1,50 +0,0 @@
/*
* Copyright (c) 2013, 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 NODE_MAX (64)
#define SCALING_GOVERNOR_PATH "/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
#define DCVS_CPU0_SLACK_MAX_NODE "/sys/module/msm_dcvs/cores/cpu0/slack_time_max_us"
#define DCVS_CPU0_SLACK_MIN_NODE "/sys/module/msm_dcvs/cores/cpu0/slack_time_min_us"
#define MPDECISION_SLACK_MAX_NODE "/sys/module/msm_mpdecision/slack_time_max_us"
#define MPDECISION_SLACK_MIN_NODE "/sys/module/msm_mpdecision/slack_time_min_us"
#define SCALING_MIN_FREQ "/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq"
#define ONDEMAND_GOVERNOR "ondemand"
#define INTERACTIVE_GOVERNOR "interactive"
#define MSMDCVS_GOVERNOR "msm-dcvs"
#define SCHEDUTIL_GOVERNOR "schedutil"
#define HINT_HANDLED (0)
#define HINT_NONE (-1)
enum CPU_GOV_CHECK {
CPU0 = 0,
CPU1 = 1,
CPU2 = 2,
CPU3 = 3
};

197
power/power.c
View File

@@ -1,197 +0,0 @@
/*
* Copyright (c) 2012-2018, 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 <errno.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <dlfcn.h>
#include <stdlib.h>
#include <unistd.h>
#define LOG_TAG "QTI PowerHAL"
#include <utils/Log.h>
#include <hardware/hardware.h>
#include <hardware/power.h>
#include "utils.h"
#include "hint-data.h"
#include "performance.h"
#include "power-common.h"
static struct hint_handles handles[NUM_HINTS];
static int power_device_open(const hw_module_t* module, const char* name,
hw_device_t** device);
static struct hw_module_methods_t power_module_methods = {
.open = power_device_open,
};
static void power_init(struct power_module *module)
{
ALOGI("Initing");
for (int i=0; i<NUM_HINTS; i++) {
handles[i].handle = 0;
handles[i].ref_count = 0;
}
}
int __attribute__ ((weak)) power_hint_override(struct power_module *module, power_hint_t hint,
void *data)
{
return HINT_NONE;
}
/* Declare function before use */
void interaction(int duration, int num_args, int opt_list[]);
static void power_hint(struct power_module *module, power_hint_t hint,
void *data)
{
/* Check if this hint has been overridden. */
if (power_hint_override(module, hint, data) == HINT_HANDLED) {
/* The power_hint has been handled. We can skip the rest. */
return;
}
switch(hint) {
case POWER_HINT_VSYNC:
break;
case POWER_HINT_VR_MODE:
ALOGI("VR mode power hint not handled in power_hint_override");
break;
case POWER_HINT_INTERACTION:
{
int resources[] = {0x702, 0x20F, 0x30F};
int duration = 3000;
interaction(duration, sizeof(resources)/sizeof(resources[0]), resources);
}
break;
//fall through below, hints will fail if not defined in powerhint.xml
case POWER_HINT_SUSTAINED_PERFORMANCE:
case POWER_HINT_VIDEO_ENCODE:
if (data) {
if (handles[hint].ref_count == 0)
handles[hint].handle = perf_hint_enable((AOSP_DELTA + hint), 0);
if (handles[hint].handle > 0)
handles[hint].ref_count++;
}
else
if (handles[hint].handle > 0)
if (--handles[hint].ref_count == 0) {
release_request(handles[hint].handle);
handles[hint].handle = 0;
}
else
ALOGE("Lock for hint: %X was not acquired, cannot be released", hint);
break;
}
}
int __attribute__ ((weak)) set_interactive_override(struct power_module *module, int on)
{
return HINT_NONE;
}
void set_interactive(struct power_module *module, int on)
{
if (!on) {
/* Send Display OFF hint to perf HAL */
perf_hint_enable(VENDOR_HINT_DISPLAY_OFF, 0);
} else {
/* Send Display ON hint to perf HAL */
perf_hint_enable(VENDOR_HINT_DISPLAY_ON, 0);
}
if (set_interactive_override(module, on) == HINT_HANDLED) {
return;
}
ALOGI("Got set_interactive hint");
}
static int power_device_open(const hw_module_t* module, const char* name,
hw_device_t** device)
{
int status = -EINVAL;
if (module && name && device) {
if (!strcmp(name, POWER_HARDWARE_MODULE_ID)) {
power_module_t *dev = (power_module_t *)malloc(sizeof(*dev));
if(dev) {
memset(dev, 0, sizeof(*dev));
if(dev) {
/* initialize the fields */
dev->common.module_api_version = POWER_MODULE_API_VERSION_0_2;
dev->common.tag = HARDWARE_DEVICE_TAG;
dev->init = power_init;
dev->powerHint = power_hint;
dev->setInteractive = set_interactive;
/* At the moment we support 0.2 APIs */
dev->setFeature = NULL,
dev->get_number_of_platform_modes = NULL,
dev->get_platform_low_power_stats = NULL,
dev->get_voter_list = NULL,
*device = (hw_device_t*)dev;
status = 0;
} else {
status = -ENOMEM;
}
}
else {
status = -ENOMEM;
}
}
}
return status;
}
struct power_module HAL_MODULE_INFO_SYM = {
.common = {
.tag = HARDWARE_MODULE_TAG,
.module_api_version = POWER_MODULE_API_VERSION_0_2,
.hal_api_version = HARDWARE_HAL_API_VERSION,
.id = POWER_HARDWARE_MODULE_ID,
.name = "QTI Power HAL",
.author = "QTI",
.methods = &power_module_methods,
},
.init = power_init,
.powerHint = power_hint,
.setInteractive = set_interactive,
};

179
power/powerhintparser.c
View File

@@ -1,179 +0,0 @@
/* Copyright (c) 2016-2017, 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.
*
*/
#include <log/log.h>
#include <fcntl.h>
#include <string.h>
#include <cutils/properties.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <unistd.h>
#include "powerhintparser.h"
#define LOG_TAG "QTI PowerHAL"
int parsePowerhintXML() {
xmlDocPtr doc;
xmlNodePtr currNode;
const char *opcode_str, *value_str, *type_str;
int opcode = 0, value = 0, type = 0;
int numParams = 0;
static int hintCount;
if(access(POWERHINT_XML, F_OK) < 0) {
return -1;
}
doc = xmlReadFile(POWERHINT_XML, "UTF-8", XML_PARSE_RECOVER);
if(!doc) {
ALOGE("Document not parsed successfully");
return -1;
}
currNode = xmlDocGetRootElement(doc);
if(!currNode) {
ALOGE("Empty document");
xmlFreeDoc(doc);
xmlCleanupParser();
return -1;
}
// Confirm the root-element of the tree
if(xmlStrcmp(currNode->name, BAD_CAST "Powerhint")) {
ALOGE("document of the wrong type, root node != root");
xmlFreeDoc(doc);
xmlCleanupParser();
return -1;
}
currNode = currNode->xmlChildrenNode;
for(; currNode != NULL; currNode=currNode->next) {
if(currNode->type != XML_ELEMENT_NODE)
continue;
xmlNodePtr node = currNode;
if(hintCount == MAX_HINT) {
ALOGE("Number of hints exceeded the max count of %d\n",MAX_HINT);
break;
}
if(!xmlStrcmp(node->name, BAD_CAST "Hint")) {
if(xmlHasProp(node, BAD_CAST "type")) {
type_str = (const char*)xmlGetProp(node, BAD_CAST "type");
if (type_str == NULL)
{
ALOGE("xmlGetProp failed on type");
xmlFreeDoc(doc);
xmlCleanupParser();
return -1;
}
type = strtol(type_str, NULL, 16);
}
node = node->children;
while(node != NULL) {
if(!xmlStrcmp(node->name, BAD_CAST "Resource")) {
if(xmlHasProp(node, BAD_CAST "opcode")) {
opcode_str = (const char*)xmlGetProp(node, BAD_CAST "opcode");
if (opcode_str == NULL)
{
ALOGE("xmlGetProp failed on opcode");
xmlFreeDoc(doc);
xmlCleanupParser();
return -1;
}
opcode = strtol(opcode_str, NULL, 16);
}
if(xmlHasProp(node, BAD_CAST "value")) {
value_str = (const char*)xmlGetProp(node, BAD_CAST "value");
if (value_str == NULL)
{
ALOGE("xmlGetProp failed on value");
xmlFreeDoc(doc);
xmlCleanupParser();
return -1;
}
value = strtol(value_str, NULL, 16);
}
if(opcode > 0) {
if(numParams < (MAX_PARAM-1)) {
powerhint[hintCount].paramList[numParams++] = opcode;
powerhint[hintCount].paramList[numParams++] = value;
} else {
ALOGE("Maximum parameters exceeded for Hint ID %x\n",type);
opcode = value = 0;
break;
}
}
opcode = value = 0;
}
node = node->next;
}
powerhint[hintCount].type = type;
powerhint[hintCount].numParams = numParams;
numParams = 0;
}
hintCount++;
}
xmlFreeDoc(doc);
xmlCleanupParser();
return 0;
}
int* getPowerhint(int hint_id, int *params) {
int *result = NULL;
if(!hint_id)
return result;
ALOGI("Powerhal hint received=%x\n",hint_id);
if(!powerhint[0].numParams) {
parsePowerhintXML();
}
for(int i = 0; i < MAX_HINT; i++) {
if(hint_id == powerhint[i].type) {
*params = powerhint[i].numParams;
result = powerhint[i].paramList;
break;
}
}
/*for (int j = 0; j < *params; j++)
ALOGI("Powerhal resource again%x = \n", result[j]);*/
return result;
}

48
power/powerhintparser.h
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@@ -1,48 +0,0 @@
/* Copyright (c) 2016, 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.
*
*/
#ifndef __POWERHINTPARSER__
#define __POWERHINTPARSER__
#define POWERHINT_XML "/vendor/etc/powerhint.xml"
#define MAX_HINT 6
#define MAX_PARAM 30
typedef struct perflock_param_t {
int type;
int numParams;
int paramList[MAX_PARAM];//static limit on number of hints - 15
}perflock_param_t;
static perflock_param_t powerhint[MAX_HINT];
int parsePowerhintXML();
int *getPowerhint(int, int*);
#endif /* __POWERHINTPARSER__ */

362
power/utils.c
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@@ -1,362 +0,0 @@
/*
* Copyright (c) 2012-2013,2015-2018, 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 <fcntl.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "utils.h"
#include "list.h"
#include "hint-data.h"
#include "power-common.h"
#define LOG_TAG "QTI PowerHAL"
#include <utils/Log.h>
char scaling_gov_path[4][80] ={
"sys/devices/system/cpu/cpu0/cpufreq/scaling_governor",
"sys/devices/system/cpu/cpu1/cpufreq/scaling_governor",
"sys/devices/system/cpu/cpu2/cpufreq/scaling_governor",
"sys/devices/system/cpu/cpu3/cpufreq/scaling_governor"
};
#define PERF_HAL_PATH "libqti-perfd-client.so"
static void *qcopt_handle;
static int (*perf_lock_acq)(unsigned long handle, int duration,
int list[], int numArgs);
static int (*perf_lock_rel)(unsigned long handle);
static int (*perf_hint)(int, char *, int, int);
static struct list_node active_hint_list_head;
static void *get_qcopt_handle()
{
void *handle = NULL;
dlerror();
handle = dlopen(PERF_HAL_PATH, RTLD_NOW);
if (!handle) {
ALOGE("Unable to open %s: %s\n", PERF_HAL_PATH,
dlerror());
}
return handle;
}
static void __attribute__ ((constructor)) initialize(void)
{
qcopt_handle = get_qcopt_handle();
if (!qcopt_handle) {
ALOGE("Failed to get qcopt handle.\n");
} else {
/*
* qc-opt handle obtained. Get the perflock acquire/release
* function pointers.
*/
perf_lock_acq = dlsym(qcopt_handle, "perf_lock_acq");
if (!perf_lock_acq) {
ALOGE("Unable to get perf_lock_acq function handle.\n");
}
perf_lock_rel = dlsym(qcopt_handle, "perf_lock_rel");
if (!perf_lock_rel) {
ALOGE("Unable to get perf_lock_rel function handle.\n");
}
perf_hint = dlsym(qcopt_handle, "perf_hint");
if (!perf_hint) {
ALOGE("Unable to get perf_hint function handle.\n");
}
}
}
static void __attribute__ ((destructor)) cleanup(void)
{
if (qcopt_handle) {
if (dlclose(qcopt_handle))
ALOGE("Error occurred while closing qc-opt library.");
}
}
int sysfs_read(char *path, char *s, int num_bytes)
{
char buf[80];
int count;
int ret = 0;
int fd = open(path, O_RDONLY);
if (fd < 0) {
strerror_r(errno, buf, sizeof(buf));
ALOGE("Error opening %s: %s\n", path, buf);
return -1;
}
if ((count = read(fd, s, num_bytes - 1)) < 0) {
strerror_r(errno, buf, sizeof(buf));
ALOGE("Error writing to %s: %s\n", path, buf);
ret = -1;
} else {
s[count] = '\0';
}
close(fd);
return ret;
}
int sysfs_write(char *path, char *s)
{
char buf[80];
int len;
int ret = 0;
int fd = open(path, O_WRONLY);
if (fd < 0) {
strerror_r(errno, buf, sizeof(buf));
ALOGE("Error opening %s: %s\n", path, buf);
return -1 ;
}
len = write(fd, s, strlen(s));
if (len < 0) {
strerror_r(errno, buf, sizeof(buf));
ALOGE("Error writing to %s: %s\n", path, buf);
ret = -1;
}
close(fd);
return ret;
}
int get_scaling_governor(char governor[], int size)
{
if (sysfs_read(SCALING_GOVERNOR_PATH, governor,
size) == -1) {
// Can't obtain the scaling governor. Return.
return -1;
} else {
// Strip newline at the end.
int len = strlen(governor);
len--;
while (len >= 0 && (governor[len] == '\n' || governor[len] == '\r'))
governor[len--] = '\0';
}
return 0;
}
int get_scaling_governor_check_cores(char governor[], int size,int core_num)
{
if (sysfs_read(scaling_gov_path[core_num], governor,
size) == -1) {
// Can't obtain the scaling governor. Return.
return -1;
}
// Strip newline at the end.
int len = strlen(governor);
len--;
while (len >= 0 && (governor[len] == '\n' || governor[len] == '\r'))
governor[len--] = '\0';
return 0;
}
int is_interactive_governor(char* governor) {
if (strncmp(governor, INTERACTIVE_GOVERNOR, (strlen(INTERACTIVE_GOVERNOR)+1)) == 0)
return 1;
return 0;
}
void interaction(int duration, int num_args, int opt_list[])
{
#ifdef INTERACTION_BOOST
static int lock_handle = 0;
if (duration < 0 || num_args < 1 || opt_list[0] == NULL)
return;
if (qcopt_handle) {
if (perf_lock_acq) {
lock_handle = perf_lock_acq(lock_handle, duration, opt_list, num_args);
if (lock_handle == -1)
ALOGE("Failed to acquire lock.");
}
}
#endif
}
int interaction_with_handle(int lock_handle, int duration, int num_args, int opt_list[])
{
if (duration < 0 || num_args < 1 || opt_list[0] == NULL)
return 0;
if (qcopt_handle) {
if (perf_lock_acq) {
lock_handle = perf_lock_acq(lock_handle, duration, opt_list, num_args);
if (lock_handle == -1)
ALOGE("Failed to acquire lock.");
}
}
return lock_handle;
}
//this is interaction_with_handle using perf_hint instead of
//perf_lock_acq
int perf_hint_enable(int hint_id , int duration)
{
int lock_handle = 0;
if (duration < 0)
return 0;
if (qcopt_handle) {
if (perf_hint) {
lock_handle = perf_hint(hint_id, NULL, duration, -1);
if (lock_handle == -1)
ALOGE("Failed to acquire lock for hint_id: %X.", hint_id);
}
}
return lock_handle;
}
void release_request(int lock_handle) {
if (qcopt_handle && perf_lock_rel)
perf_lock_rel(lock_handle);
}
void perform_hint_action(int hint_id, int resource_values[], int num_resources)
{
if (qcopt_handle) {
if (perf_lock_acq) {
/* Acquire an indefinite lock for the requested resources. */
int lock_handle = perf_lock_acq(0, 0, resource_values,
num_resources);
if (lock_handle == -1) {
ALOGE("Failed to acquire lock.");
} else {
/* Add this handle to our internal hint-list. */
struct hint_data *new_hint =
(struct hint_data *)malloc(sizeof(struct hint_data));
if (new_hint) {
if (!active_hint_list_head.compare) {
active_hint_list_head.compare =
(int (*)(void *, void *))hint_compare;
active_hint_list_head.dump = (void (*)(void *))hint_dump;
}
new_hint->hint_id = hint_id;
new_hint->perflock_handle = lock_handle;
if (add_list_node(&active_hint_list_head, new_hint) == NULL) {
free(new_hint);
/* Can't keep track of this lock. Release it. */
if (perf_lock_rel)
perf_lock_rel(lock_handle);
ALOGE("Failed to process hint.");
}
} else {
/* Can't keep track of this lock. Release it. */
if (perf_lock_rel)
perf_lock_rel(lock_handle);
ALOGE("Failed to process hint.");
}
}
}
}
}
void undo_hint_action(int hint_id)
{
if (qcopt_handle) {
if (perf_lock_rel) {
/* Get hint-data associated with this hint-id */
struct list_node *found_node;
struct hint_data temp_hint_data = {
.hint_id = hint_id
};
found_node = find_node(&active_hint_list_head,
&temp_hint_data);
if (found_node) {
/* Release this lock. */
struct hint_data *found_hint_data =
(struct hint_data *)(found_node->data);
if (found_hint_data) {
if (perf_lock_rel(found_hint_data->perflock_handle) == -1)
ALOGE("Perflock release failed.");
}
if (found_node->data) {
/* We can free the hint-data for this node. */
free(found_node->data);
}
remove_list_node(&active_hint_list_head, found_node);
} else {
ALOGE("Invalid hint ID.");
}
}
}
}
/*
* Used to release initial lock holding
* two cores online when the display is on
*/
void undo_initial_hint_action()
{
if (qcopt_handle) {
if (perf_lock_rel) {
perf_lock_rel(1);
}
}
}

47
power/utils.h
View File

@@ -1,47 +0,0 @@
/*
* Copyright (c) 2012-2013,2015-2017, 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.
*/
#include <cutils/properties.h>
int sysfs_read(char *path, char *s, int num_bytes);
int sysfs_write(char *path, char *s);
int get_scaling_governor(char governor[], int size);
int get_scaling_governor_check_cores(char governor[], int size,int core_num);
int is_interactive_governor(char*);
void vote_ondemand_io_busy_off();
void unvote_ondemand_io_busy_off();
void vote_ondemand_sdf_low();
void unvote_ondemand_sdf_low();
void perform_hint_action(int hint_id, int resource_values[],
int num_resources);
void undo_hint_action(int hint_id);
void release_request(int lock_handle);
int interaction_with_handle(int lock_handle, int duration, int num_args, int opt_list[]);
int perf_hint_enable(int hint_id, int duration);