diff options
Diffstat (limited to 'drivers/gpu/drm/drm_fourcc.c')
| -rw-r--r-- | drivers/gpu/drm/drm_fourcc.c | 120 |
1 files changed, 1 insertions, 119 deletions
diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index 6ea55fb4526d..c630064ccf41 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -27,7 +27,7 @@ #include <linux/export.h> #include <linux/kernel.h> -#include <drm/drmP.h> +#include <drm/drm_device.h> #include <drm/drm_fourcc.h> static char printable_char(int c) @@ -333,124 +333,6 @@ drm_get_format_info(struct drm_device *dev, EXPORT_SYMBOL(drm_get_format_info); /** - * drm_format_num_planes - get the number of planes for format - * @format: pixel format (DRM_FORMAT_*) - * - * Returns: - * The number of planes used by the specified pixel format. - */ -int drm_format_num_planes(uint32_t format) -{ - const struct drm_format_info *info; - - info = drm_format_info(format); - return info ? info->num_planes : 1; -} -EXPORT_SYMBOL(drm_format_num_planes); - -/** - * drm_format_plane_cpp - determine the bytes per pixel value - * @format: pixel format (DRM_FORMAT_*) - * @plane: plane index - * - * Returns: - * The bytes per pixel value for the specified plane. - */ -int drm_format_plane_cpp(uint32_t format, int plane) -{ - const struct drm_format_info *info; - - info = drm_format_info(format); - if (!info || plane >= info->num_planes) - return 0; - - return info->cpp[plane]; -} -EXPORT_SYMBOL(drm_format_plane_cpp); - -/** - * drm_format_horz_chroma_subsampling - get the horizontal chroma subsampling factor - * @format: pixel format (DRM_FORMAT_*) - * - * Returns: - * The horizontal chroma subsampling factor for the - * specified pixel format. - */ -int drm_format_horz_chroma_subsampling(uint32_t format) -{ - const struct drm_format_info *info; - - info = drm_format_info(format); - return info ? info->hsub : 1; -} -EXPORT_SYMBOL(drm_format_horz_chroma_subsampling); - -/** - * drm_format_vert_chroma_subsampling - get the vertical chroma subsampling factor - * @format: pixel format (DRM_FORMAT_*) - * - * Returns: - * The vertical chroma subsampling factor for the - * specified pixel format. - */ -int drm_format_vert_chroma_subsampling(uint32_t format) -{ - const struct drm_format_info *info; - - info = drm_format_info(format); - return info ? info->vsub : 1; -} -EXPORT_SYMBOL(drm_format_vert_chroma_subsampling); - -/** - * drm_format_plane_width - width of the plane given the first plane - * @width: width of the first plane - * @format: pixel format - * @plane: plane index - * - * Returns: - * The width of @plane, given that the width of the first plane is @width. - */ -int drm_format_plane_width(int width, uint32_t format, int plane) -{ - const struct drm_format_info *info; - - info = drm_format_info(format); - if (!info || plane >= info->num_planes) - return 0; - - if (plane == 0) - return width; - - return width / info->hsub; -} -EXPORT_SYMBOL(drm_format_plane_width); - -/** - * drm_format_plane_height - height of the plane given the first plane - * @height: height of the first plane - * @format: pixel format - * @plane: plane index - * - * Returns: - * The height of @plane, given that the height of the first plane is @height. - */ -int drm_format_plane_height(int height, uint32_t format, int plane) -{ - const struct drm_format_info *info; - - info = drm_format_info(format); - if (!info || plane >= info->num_planes) - return 0; - - if (plane == 0) - return height; - - return height / info->vsub; -} -EXPORT_SYMBOL(drm_format_plane_height); - -/** * drm_format_info_block_width - width in pixels of block. * @info: pixel format info * @plane: plane index |