6b13f685e
 김민수
BSP 최초 추가
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/*
* Copyright (C) 2013, NVIDIA Corporation. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef __DRM_PANEL_H__
#define __DRM_PANEL_H__
#include <linux/list.h>
struct drm_connector;
struct drm_device;
struct drm_panel;
struct drm_panel_funcs {
int (*disable)(struct drm_panel *panel);
int (*enable)(struct drm_panel *panel);
int (*get_modes)(struct drm_panel *panel);
};
struct drm_panel {
struct drm_device *drm;
struct drm_connector *connector;
struct device *dev;
const struct drm_panel_funcs *funcs;
struct list_head list;
};
static inline int drm_panel_disable(struct drm_panel *panel)
{
if (panel && panel->funcs && panel->funcs->disable)
return panel->funcs->disable(panel);
return panel ? -ENOSYS : -EINVAL;
}
static inline int drm_panel_enable(struct drm_panel *panel)
{
if (panel && panel->funcs && panel->funcs->enable)
return panel->funcs->enable(panel);
return panel ? -ENOSYS : -EINVAL;
}
void drm_panel_init(struct drm_panel *panel);
int drm_panel_add(struct drm_panel *panel);
void drm_panel_remove(struct drm_panel *panel);
int drm_panel_attach(struct drm_panel *panel, struct drm_connector *connector);
int drm_panel_detach(struct drm_panel *panel);
#ifdef CONFIG_OF
struct drm_panel *of_drm_find_panel(struct device_node *np);
#else
static inline struct drm_panel *of_drm_find_panel(struct device_node *np)
{
return NULL;
}
#endif
#endif
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