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add panel_notifier.h to mmi kernel modules area

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This include file is required by panel on/off notification mechanism
used in MMI products. It makes more sense to keep it locally to avoid
adding it to various kernels

Change-Id: Ib0bc5a7dfe08c3dbae5f7960d3298b0f65811396
Signed-off-by: Konstantin Makariev <hcv867@motorola.com>
Reviewed-on: https://gerrit.mot.com/1549392
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Konstantin Makariev <kmakariev@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Konstantin Makariev 2020-05-06 20:52:26 -05:00 • committed by Konstantin Makariev
commit 0a6dbeff9f
1 changed files with 49 additions and 0 deletions
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include/linux/panel_notifier.h Normal file
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/* Copyright (c) 2016, Motorola Mobility, LLC.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __PANEL_NOTIFIER_H__
#define __PANEL_NOTIFIER_H__
#include <linux/notifier.h>
enum panel_event {
PANEL_EVENT_PRE_DISPLAY_OFF,
PANEL_EVENT_PRE_DISPLAY_ON,
PANEL_EVENT_DISPLAY_OFF,
PANEL_EVENT_DISPLAY_ON,
};
#ifdef CONFIG_PANEL_NOTIFICATIONS
int panel_register_notifier(struct notifier_block *nb);
int panel_unregister_notifier(struct notifier_block *nb);
int panel_notify(unsigned int event, void *data);
#else
#include <linux/errno.h>
static inline int panel_register_notifier(struct notifier_block *nb)
{
return -ENOSYS;
}
static inline int panel_unregister_notifier(struct notifier_block *nb)
{
return -ENOSYS;
}
static inline int panel_notify(unsigned int event, void *data)
{
return -ENOSYS;
}
#endif
#endif