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android_device_qcom_common
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Merge "power: introduce 8974-specific handling"

This commit is contained in:
Linux Build Service Account 2013-04-24 10:42:27 -07:00 committed by Gerrit - the friendly Code Review server
parent 1ee9db6c2f daa8f718d8
commit 119747138f
7 changed files with 138 additions and 25 deletions
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6
power/Android.mk
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@ -9,6 +9,12 @@ include $(CLEAR_VARS)
LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR_SHARED_LIBRARIES)/hw
LOCAL_SHARED_LIBRARIES := liblog libcutils libdl
LOCAL_SRC_FILES := power.c metadata-parser.c utils.c list.c hint-data.c
# Include target-specific files.
ifeq ($(call is-board-platform-in-list, msm8974), true)
LOCAL_SRC_FILES += power-8974.c
endif
LOCAL_MODULE := power.qcom
LOCAL_MODULE_TAGS := optional
include $(BUILD_SHARED_LIBRARY)

2
power/performance.h
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@ -102,12 +102,14 @@ enum INTERACTIVE_HISPEED_LOAD_LVL {
};
enum SYNC_FREQ_LVL {
SYNC_FREQ_300 = 0x1103,
SYNC_FREQ_384 = 0x1103,
SYNC_FREQ_NONTURBO_MAX = 0x110A,
SYNC_FREQ_TURBO = 0x110F,
};
enum OPTIMAL_FREQ_LVL {
OPTIMAL_FREQ_300 = 0x1203,
OPTIMAL_FREQ_384 = 0x1203,
OPTIMAL_FREQ_NONTURBO_MAX = 0x120A,
OPTIMAL_FREQ_TURBO = 0x120F,

82
power/power-8974.c Normal file
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@ -0,0 +1,82 @@
/*
* Copyright (c) 2013, 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>
#define LOG_TAG "QCOM 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"
int set_interactive_override(struct power_module *module, 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 ((strncmp(governor, ONDEMAND_GOVERNOR, strlen(ONDEMAND_GOVERNOR)) == 0) &&
(strlen(governor) == strlen(ONDEMAND_GOVERNOR))) {
int resource_values[] = {MS_500, SYNC_FREQ_300, OPTIMAL_FREQ_300};
perform_hint_action(DISPLAY_STATE_HINT_ID,
resource_values, sizeof(resource_values)/sizeof(resource_values[0]));
return HINT_HANDLED;
}
} else {
/* Display on */
if ((strncmp(governor, ONDEMAND_GOVERNOR, strlen(ONDEMAND_GOVERNOR)) == 0) &&
(strlen(governor) == strlen(ONDEMAND_GOVERNOR))) {
undo_hint_action(DISPLAY_STATE_HINT_ID);
return HINT_HANDLED;
}
}
return HINT_NONE;
}

42
power/power-common.h Normal file
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@ -0,0 +1,42 @@
/*
* Copyright (c) 2013, 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 ONDEMAND_GOVERNOR "ondemand"
#define INTERACTIVE_GOVERNOR "interactive"
#define MSMDCVS_GOVERNOR "msm-dcvs"
#define HINT_HANDLED (0)
#define HINT_NONE (-1)

24
power/power.c
View File

@ -46,21 +46,8 @@
#include "metadata-defs.h"
#include "hint-data.h"
#include "performance.h"
#include "power-common.h"
#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 ONDEMAND_GOVERNOR "ondemand"
#define INTERACTIVE_GOVERNOR "interactive"
#define MSMDCVS_GOVERNOR "msm-dcvs"
static int saved_ondemand_sampling_down_factor = 4;
static int saved_ondemand_io_is_busy_status = 1;
static int saved_dcvs_cpu0_slack_max = -1;
static int saved_dcvs_cpu0_slack_min = -1;
static int saved_mpdecision_slack_max = -1;
@ -181,14 +168,14 @@ static void process_video_encode_hint(void *metadata)
int __attribute__ ((weak)) power_hint_override(struct power_module *module, power_hint_t hint,
void *data)
{
return -1;
return HINT_NONE;
}
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) == 0) {
if (power_hint_override(module, hint, data) == HINT_HANDLED) {
/* The power_hint has been handled. We can skip the rest. */
return;
}
@ -204,13 +191,12 @@ static void power_hint(struct power_module *module, power_hint_t hint,
case POWER_HINT_VIDEO_DECODE:
process_video_decode_hint(data);
break;
}
}
int __attribute__ ((weak)) set_interactive_override(struct power_module *module, int on)
{
return -1;
return HINT_NONE;
}
void set_interactive(struct power_module *module, int on)
@ -220,7 +206,7 @@ void set_interactive(struct power_module *module, int on)
struct video_encode_metadata_t video_encode_metadata;
int rc;
if (set_interactive_override(module, on) == 0) {
if (set_interactive_override(module, on) == HINT_HANDLED) {
return;
}

2
power/utils.c
View File

@ -26,7 +26,6 @@
* 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>
@ -36,6 +35,7 @@
#include "utils.h"
#include "list.h"
#include "hint-data.h"
#include "power-common.h"
#define LOG_TAG "QCOM PowerHAL"
#include <utils/Log.h>

5
power/utils.h
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@ -29,11 +29,6 @@
#include <cutils/properties.h>
#define SCALING_GOVERNOR_PATH "/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
#define ONDEMAND_PATH "/sys/devices/system/cpu/cpufreq/ondemand/"
#define ONDEMAND_IO_BUSY_PATH "/sys/devices/system/cpu/cpufreq/ondemand/io_is_busy"
#define ONDEMAND_SAMPLING_DOWN_PATH "/sys/devices/system/cpu/cpufreq/ondemand/sampling_down_factor"
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);