xref: /OK3568_Linux_fs/external/linux-rga/core/utils/drm_utils/drm_utils.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * Copyright (C) 2022 Rockchip Electronics Co., Ltd.
3  * Authors:
4  *  Cerf Yu <cerf.yu@rock-chips.com>
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  *      http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 #ifndef _RGA_UTILS_DRM_UTILS_H_
20 #define _RGA_UTILS_DRM_UTILS_H_
21 
22 #include <stdint.h>
23 
24 #define is_drm_fourcc(format) (((format >> 24) & 0xff) && \
25                                ((format >> 16) & 0xff) && \
26                                ((format >> 8) & 0xff) && \
27                                ((format) & 0xff))
28 
29 uint32_t get_format_from_drm_fourcc(uint32_t drm_fourcc);
30 
31 #endif /* #ifndef _RGA_UTILS_DRM_UTILS_H_ */
32