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liblights: Allow devices to override node paths

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* Update the copyrights while we're at it.

Change-Id: Ie1bbf1f5150428a47baf6615f32d703d578efb82
This commit is contained in:
Christopher N. Hesse 2016-12-01 15:51:12 +01:00
parent 1d09298e09
commit ae27148492
3 changed files with 45 additions and 12 deletions
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14
liblights/Android.mk
View file

@ -1,4 +1,4 @@
# Copyright (C) 2015 The CyanogenMod Project
# Copyright (C) 2015-2016 The CyanogenMod Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@ -12,16 +12,20 @@
# See the License for the specific language governing permissions and
# limitations under the License.
LOCAL_PATH:= $(call my-dir)
ifneq ($(TARGET_PROVIDES_LIBLIGHT),true)
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_SRC_FILES := lights.c
LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
LOCAL_SHARED_LIBRARIES := liblog
LOCAL_MODULE := lights.$(TARGET_BOOTLOADER_BOARD_NAME)
LOCAL_MODULE_RELATIVE_PATH := hw
LOCAL_SHARED_LIBRARIES := liblog
LOCAL_SRC_FILES := lights.c
LOCAL_MODULE_TAGS := optional
include $(BUILD_SHARED_LIBRARY)

31
liblights/include/samsung_lights.h Normal file
View file

@ -0,0 +1,31 @@
/*
* Copyright (C) 2016 The CyanogenMod Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SAMSUNG_LIGHTS_H
#define SAMSUNG_LIGHTS_H
/*
* Board specific nodes
*
* If your kernel exposes these controls in another place, you can either
* symlink to the locations given here, or override this header in your
* device tree.
*/
#define PANEL_BRIGHTNESS_NODE "/sys/class/backlight/panel/brightness"
#define BUTTON_BRIGHTNESS_NODE "/sys/class/sec/sec_touchkey/brightness"
#define LED_BLINK_NODE "/sys/class/sec/led/led_blink"
#endif // SAMSUNG_LIGHTS_H

12
liblights/lights.c
View file

@ -1,6 +1,6 @@
/*
* Copyright (C) 2013 The Android Open Source Project
* Copyright (C) 2015 The CyanogenMod Project
* Copyright (C) 2015-2016 The CyanogenMod Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -31,9 +31,7 @@
#include <hardware/lights.h>
#define PANEL_FILE "/sys/class/backlight/panel/brightness"
#define BUTTON_FILE "/sys/class/sec/sec_touchkey/brightness"
#define LED_BLINK "/sys/class/sec/led/led_blink"
#include "samsung_lights.h"
#define COLOR_MASK 0x00ffffff
@ -116,7 +114,7 @@ static int set_light_backlight(struct light_device_t *dev __unused,
int brightness = rgb_to_brightness(state);
pthread_mutex_lock(&g_lock);
err = write_int(PANEL_FILE, brightness);
err = write_int(PANEL_BRIGHTNESS_NODE, brightness);
pthread_mutex_unlock(&g_lock);
return err;
@ -130,7 +128,7 @@ static int set_light_buttons(struct light_device_t* dev __unused,
pthread_mutex_lock(&g_lock);
err = write_int(BUTTON_FILE, on ? 1 : 0);
err = write_int(BUTTON_BRIGHTNESS_NODE, on ? 1 : 0);
pthread_mutex_unlock(&g_lock);
@ -179,7 +177,7 @@ static int write_leds(const struct led_config *led)
blink[count+1] = '\0';
pthread_mutex_lock(&g_lock);
err = write_str(LED_BLINK, blink);
err = write_str(LED_BLINK_NODE, blink);
pthread_mutex_unlock(&g_lock);
return err;