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Commit 9255713b authored by choongryeol.lee's avatar choongryeol.lee Committed by Iliyan Malchev
Browse files

charger: suspend enable in charger mode 



To reduce power consumption after charging completion, enable suspend when LCD
is turned off.

Bug: 7429504
Change-Id: I34731dc392661c9051a20cea74f70d94a8aaeb42
Signed-off-by: default avatarIliyan Malchev <malchev@google.com>
parent a2411eed

charger/Android.mk

+7 −0
Original line number Diff line number Diff line
@@ -12,6 +12,10 @@ ifeq ($(strip $(BOARD_CHARGER_DISABLE_INIT_BLANK)),true) 
LOCAL_CFLAGS := -DCHARGER_DISABLE_INIT_BLANK

endif



ifeq ($(strip $(BOARD_CHARGER_ENABLE_SUSPEND)),true)

LOCAL_CFLAGS += -DCHARGER_ENABLE_SUSPEND

endif



LOCAL_MODULE := charger

LOCAL_MODULE_TAGS := optional

LOCAL_FORCE_STATIC_EXECUTABLE := true
@@ -21,6 +25,9 @@ LOCAL_UNSTRIPPED_PATH := $(TARGET_ROOT_OUT_UNSTRIPPED) 
LOCAL_C_INCLUDES := bootable/recovery



LOCAL_STATIC_LIBRARIES := libminui libpixelflinger_static libpng

ifeq ($(strip $(BOARD_CHARGER_ENABLE_SUSPEND)),true)

LOCAL_STATIC_LIBRARIES += libsuspend

endif

LOCAL_STATIC_LIBRARIES += libz libstdc++ libcutils libm libc



include $(BUILD_EXECUTABLE)

charger/charger.c

+22 −1
Original line number Diff line number Diff line
@@ -41,6 +41,8 @@ 
#include <cutils/misc.h>

#include <cutils/uevent.h>



#include <suspend/autosuspend.h>



#include "minui/minui.h"



#ifndef max
@@ -352,6 +354,21 @@ static void remove_supply(struct charger *charger, struct power_supply *supply) 
    free(supply);

}



#ifdef CHARGER_ENABLE_SUSPEND

static int request_suspend(bool enable)

{

    if (enable)

        return autosuspend_enable();

    else

        return autosuspend_disable();

}

#else

static int request_suspend(bool enable)

{

    return 0;

}

#endif



static void parse_uevent(const char *msg, struct uevent *uevent)

{

    uevent->action = "";
@@ -685,6 +702,7 @@ static void update_screen_state(struct charger *charger, int64_t now) 
        charger->next_screen_transition = -1;

        gr_fb_blank(true);

        LOGV("[%lld] animation done\n", now);

        request_suspend(true);

        return;

    }
@@ -824,10 +842,12 @@ static void process_key(struct charger *charger, int code, int64_t now) 
            }

        } else {

            /* if the power key got released, force screen state cycle */

            if (key->pending)

            if (key->pending) {

                request_suspend(false);

                kick_animation(charger->batt_anim);

            }

        }

    }



    key->pending = false;

}
@@ -843,6 +863,7 @@ static void handle_input_state(struct charger *charger, int64_t now) 
static void handle_power_supply_state(struct charger *charger, int64_t now)

{

    if (charger->num_supplies_online == 0) {

        request_suspend(false);

        if (charger->next_pwr_check == -1) {

            charger->next_pwr_check = now + UNPLUGGED_SHUTDOWN_TIME;

            LOGI("[%lld] device unplugged: shutting down in %lld (@ %lld)\n",