55 lines
No EOL
1.6 KiB
C
55 lines
No EOL
1.6 KiB
C
/*
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* Copyright (c) 2014 The CyanogenMod Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <errno.h>
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#include <string.h>
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#include <fcntl.h>
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#define LOG_TAG "PowerHAL_TR_Ext"
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#include <utils/Log.h>
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#define TOUCHKEY_POWER "/sys/class/input/input6/enabled"
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#define SPEN_POWER "/sys/class/input/input3/enabled"
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#define TSP_POWER "/sys/class/input/input2/enabled"
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#define LCD_POWER "/sys/class/power_supply/battery/lcd"
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static void sysfs_write(char *path, char *s) {
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char buf[80];
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int len;
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int fd = open(path, O_WRONLY);
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if (fd < 0) {
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strerror_r(errno, buf, sizeof(buf));
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ALOGE("Error opening %s: %s\n", path, buf);
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return;
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}
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len = write(fd, s, strlen(s));
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if (len < 0) {
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strerror_r(errno, buf, sizeof(buf));
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ALOGE("Error writing to %s: %s\n", path, buf);
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}
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close(fd);
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}
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void power_set_interactive_ext(int on) {
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ALOGD("%s: %s input devices", __func__, on ? "enabling" : "disabling");
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sysfs_write(TSP_POWER, on ? "1" : "0");
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sysfs_write(TOUCHKEY_POWER, on ? "1" : "0");
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sysfs_write(SPEN_POWER, on ? "1" : "0");
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sysfs_write(LCD_POWER, on ? "1" : "0");
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} |