/* * Copyright (c) 2016 Laurent Pinchart * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that copyright * notice and this permission notice appear in supporting documentation, and * that the name of the copyright holders not be used in advertising or * publicity pertaining to distribution of the software without specific, * written prior permission. The copyright holders make no representations * about the suitability of this software for any purpose. It is provided "as * is" without express or implied warranty. * * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE * OF THIS SOFTWARE. */ #ifndef __DRM_FOURCC_H__ #define __DRM_FOURCC_H__ #include #include /** * struct drm_format_info - information about a DRM format * @format: 4CC format identifier (DRM_FORMAT_*) * @depth: Color depth (number of bits per pixel excluding padding bits), * valid for a subset of RGB formats only. This is a legacy field, do not * use in new code and set to 0 for new formats. * @num_planes: Number of color planes (1 to 3) * @cpp: Number of bytes per pixel (per plane) * @hsub: Horizontal chroma subsampling factor * @vsub: Vertical chroma subsampling factor */ struct drm_format_info { u32 format; u8 depth; u8 num_planes; u8 cpp[3]; u8 hsub; u8 vsub; }; /** * struct drm_format_name_buf - name of a DRM format * @str: string buffer containing the format name */ struct drm_format_name_buf { char str[32]; }; const struct drm_format_info *__drm_format_info(u32 format); const struct drm_format_info *drm_format_info(u32 format); uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); int drm_format_num_planes(uint32_t format); int drm_format_plane_cpp(uint32_t format, int plane); int drm_format_horz_chroma_subsampling(uint32_t format); int drm_format_vert_chroma_subsampling(uint32_t format); int drm_format_plane_width(int width, uint32_t format, int plane); int drm_format_plane_height(int height, uint32_t format, int plane); const char *drm_get_format_name(uint32_t format, struct drm_format_name_buf *buf); #endif /* __DRM_FOURCC_H__ */ g/?id=60f06fde4cff6f6134decbf09199b5e047bc3355'>root/include/uapi/asm-generic/int-l64.h

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