blob: 7000079736549c936dc25258497811674efc0f8f [file] [log] [blame]
/*
* Copyright (c) 2018-2019, 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 <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <dlfcn.h>
#include <string.h>
#define LOG_TAG "QTI PowerHAL"
#include <utils/Log.h>
#include <hardware/hardware.h>
#include <hardware/power.h>
#include "power-common.h"
static int display_fd;
#define SYS_DISPLAY_PWR "/sys/kernel/hbtp/display_pwr"
int set_interactive_override(int on)
{
static const char *display_on = "1";
static const char *display_off = "0";
char err_buf[80];
static int init_interactive_hint = 0;
static int set_i_count = 0;
int rc = 0;
set_i_count ++;
ALOGI("Got set_interactive hint on= %d, count= %d\n", on, set_i_count);
if (init_interactive_hint == 0)
{
//First time the display is turned off
display_fd = TEMP_FAILURE_RETRY(open(SYS_DISPLAY_PWR, O_RDWR));
if (display_fd < 0) {
strerror_r(errno,err_buf,sizeof(err_buf));
ALOGE("Error opening %s: %s\n", SYS_DISPLAY_PWR, err_buf);
}
else
init_interactive_hint = 1;
}
else
if (!on ) {
/* Display off. */
rc = TEMP_FAILURE_RETRY(write(display_fd, display_off, strlen(display_off)));
if (rc < 0) {
strerror_r(errno,err_buf,sizeof(err_buf));
ALOGE("Error writing %s to %s: %s\n", display_off, SYS_DISPLAY_PWR, err_buf);
}
}
else {
/* Display on */
rc = TEMP_FAILURE_RETRY(write(display_fd, display_on, strlen(display_on)));
if (rc < 0) {
strerror_r(errno,err_buf,sizeof(err_buf));
ALOGE("Error writing %s to %s: %s\n", display_on, SYS_DISPLAY_PWR, err_buf);
}
}
return HINT_HANDLED;
}
void interaction(int duration, int num_args, int opt_list[]);
int power_hint_override(power_hint_t hint, void *data)
{
int ret_val = HINT_NONE;
switch(hint) {
case POWER_HINT_INTERACTION:
{
int resources[] = {0x40800100, 0x514};
int duration = 100;
interaction(duration, sizeof(resources)/sizeof(resources[0]), resources);
ret_val = HINT_HANDLED;
}
default:
break;
}
return ret_val;
}