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liblight: Change method to get LP mode brightness

Browse Source 
Bug : 62663757

If sys.display.low_persistence_mode_brightness is set, get brightness
from sys.display.low_persistence_mode_brightness.

Change-Id: I21a7583f535f8797300bab738cc4c8805ca06b90
This commit is contained in:
jiwon912.choi
2017-06-27 16:21:51 +09:00
committed by Patrick Tjin
parent 81cec4011b
commit 98a24a3603
1 changed files with 6 additions and 2 deletions
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8
liblight/lights.c
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@@ -39,6 +39,8 @@
#define LIGHTS_SUPPORT_BATTERY 0
#define CG_COLOR_ID_PROPERTY "ro.boot.hardware.color"
#define LP_MODE_BRIGHTNESS_PROPERTY "sys.display.low_persistence_mode_brightness"
static pthread_once_t g_init = PTHREAD_ONCE_INIT;
static pthread_mutex_t g_lock = PTHREAD_MUTEX_INITIALIZER;
static struct light_state_t g_notification;
@@ -195,8 +197,10 @@ set_light_backlight(struct light_device_t* dev,
strerror(errno));
}
if (lpEnabled != 0) {
// This is defined in BoardConfig.mk.
brightness = DEFAULT_LOW_PERSISTENCE_MODE_BRIGHTNESS;
// Try to get the brigntess though property, otherwise it will
// set the default brightness, which is defined in BoardConfig.mk.
brightness = property_get_int32(LP_MODE_BRIGHTNESS_PROPERTY,
DEFAULT_LOW_PERSISTENCE_MODE_BRIGHTNESS);
}
}