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/*
* Copyright (c) 2021 Samsung Electronics Co., Ltd All Rights Reserved
*
* 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.
*/
#include <stdio.h>
#include <hal/hal-common.h>
#include "hal-touchscreen-interface.h"
#include "common.h"
static hal_backend_touchscreen_funcs *hal_touchscreen_funcs = NULL;
int hal_device_touchscreen_get_backend(void)
{
int ret;
if (hal_touchscreen_funcs)
return 0;
ret = hal_common_get_backend(HAL_MODULE_DEVICE_TOUCHSCREEN, (void **)&hal_touchscreen_funcs);
if (ret < 0) {
_E("Failed to get touchscreen backend");
return -EINVAL;
}
return 0;
}
int hal_device_touchscreen_put_backend(void)
{
if (!hal_touchscreen_funcs)
return 0;
hal_common_put_backend(HAL_MODULE_DEVICE_TOUCHSCREEN, (void *)hal_touchscreen_funcs);
hal_touchscreen_funcs = NULL;
return 0;
}
int hal_device_touchscreen_get_state(enum touchscreen_state *state)
{
int ret;
if (!hal_touchscreen_funcs) {
if ((ret = hal_device_touchscreen_get_backend()) < 0)
return ret;
}
if (!hal_touchscreen_funcs ||
!hal_touchscreen_funcs->get_state)
return -ENODEV;
return hal_touchscreen_funcs->get_state(state);
}
int hal_device_touchscreen_set_state(enum touchscreen_state state)
{
int ret;
if (!hal_touchscreen_funcs) {
if ((ret = hal_device_touchscreen_get_backend()) < 0)
return ret;
}
if (!hal_touchscreen_funcs ||
!hal_touchscreen_funcs->set_state)
return -ENODEV;
return hal_touchscreen_funcs->set_state(state);
}
int hal_device_touchscreen_get_powersaving(int *state)
{
int ret;
if (!hal_touchscreen_funcs) {
if ((ret = hal_device_touchscreen_get_backend()) < 0)
return ret;
}
if (!hal_touchscreen_funcs ||
!hal_touchscreen_funcs->get_powersaving)
return -ENODEV;
return hal_touchscreen_funcs->get_powersaving(state);
}
int hal_device_touchscreen_set_powersaving(int state)
{
int ret;
if (!hal_touchscreen_funcs) {
if ((ret = hal_device_touchscreen_get_backend()) < 0)
return ret;
}
if (!hal_touchscreen_funcs ||
!hal_touchscreen_funcs->set_powersaving)
return -ENODEV;
return hal_touchscreen_funcs->set_powersaving(state);
}
int hal_device_touchscreen_glove_mode_get_state(int *state)
{
int ret;
if (!hal_touchscreen_funcs) {
if ((ret = hal_device_touchscreen_get_backend()) < 0)
return ret;
}
if (!hal_touchscreen_funcs ||
!hal_touchscreen_funcs->glove_mode_get_state)
return -ENODEV;
return hal_touchscreen_funcs->glove_mode_get_state(state);
}
int hal_device_touchscreen_glove_mode_set_state(int state)
{
int ret;
if (!hal_touchscreen_funcs) {
if ((ret = hal_device_touchscreen_get_backend()) < 0)
return ret;
}
if (!hal_touchscreen_funcs ||
!hal_touchscreen_funcs->glove_mode_set_state)
return -ENODEV;
return hal_touchscreen_funcs->glove_mode_set_state(state);
}
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