diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/igt_fb.c | 16 | ||||
-rw-r--r-- | lib/igt_fb.h | 1 |
2 files changed, 17 insertions, 0 deletions
diff --git a/lib/igt_fb.c b/lib/igt_fb.c index f1989249..48f7921e 100644 --- a/lib/igt_fb.c +++ b/lib/igt_fb.c @@ -2727,3 +2727,19 @@ bool igt_format_is_yuv(uint32_t drm_format) return false; } } + +/** + * igt_format_plane_bpp: + * @drm_format: drm fourcc + * @plane: format plane index + * + * This functions returns the number of bits per pixel for the given @plane + * index of the @drm_format. + */ +int igt_format_plane_bpp(uint32_t drm_format, int plane) +{ + const struct format_desc_struct *format = + lookup_drm_format(drm_format); + + return format->plane_bpp[plane]; +} diff --git a/lib/igt_fb.h b/lib/igt_fb.h index 232370bd..0bac83c3 100644 --- a/lib/igt_fb.h +++ b/lib/igt_fb.h @@ -181,6 +181,7 @@ uint32_t igt_drm_format_to_bpp(uint32_t drm_format); const char *igt_format_str(uint32_t drm_format); bool igt_fb_supported_format(uint32_t drm_format); bool igt_format_is_yuv(uint32_t drm_format); +int igt_format_plane_bpp(uint32_t drm_format, int plane); #endif /* __IGT_FB_H__ */ |