47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/*
|
|
* udl_cursor.h
|
|
*
|
|
* Copyright (c) 2015 The Chromium OS Authors
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
|
* option) any later version.
|
|
*
|
|
* 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef _UDL_CURSOR_H_
|
|
#define _UDL_CURSOR_H_
|
|
|
|
#include <linux/module.h>
|
|
#include <drm/drmP.h>
|
|
#include <drm/drm_crtc.h>
|
|
|
|
struct udl_cursor;
|
|
struct udl_cursor_hline {
|
|
uint32_t *buffer;
|
|
int width;
|
|
int offset;
|
|
};
|
|
|
|
extern int udl_cursor_alloc(struct udl_cursor **cursor);
|
|
extern void udl_cursor_free(struct udl_cursor *cursor);
|
|
extern void udl_cursor_copy(struct udl_cursor *dst, struct udl_cursor *src);
|
|
extern bool udl_cursor_enabled(struct udl_cursor *cursor);
|
|
extern void udl_cursor_get_hline(struct udl_cursor *cursor, int x, int y,
|
|
struct udl_cursor_hline *hline);
|
|
extern int udl_cursor_set(struct drm_crtc *crtc, struct drm_file *file,
|
|
uint32_t handle, uint32_t width, uint32_t height,
|
|
struct udl_cursor *cursor);
|
|
extern int udl_cursor_move(struct drm_crtc *crtc, int x, int y,
|
|
struct udl_cursor *cursor);
|
|
|
|
#endif
|