+
+uint32_t drv_bo_get_format(struct bo *bo)
+{
+ return bo->format;
+}
+
+uint32_t drv_resolve_format(struct driver *drv, uint32_t format, uint64_t use_flags)
+{
+ if (drv->backend->resolve_format)
+ return drv->backend->resolve_format(format, use_flags);
+
+ return format;
+}
+
+size_t drv_num_planes_from_format(uint32_t format)
+{
+ switch (format) {
+ case DRM_FORMAT_ABGR1555:
+ case DRM_FORMAT_ABGR2101010:
+ case DRM_FORMAT_ABGR4444:
+ case DRM_FORMAT_ABGR8888:
+ case DRM_FORMAT_ARGB1555:
+ case DRM_FORMAT_ARGB2101010:
+ case DRM_FORMAT_ARGB4444:
+ case DRM_FORMAT_ARGB8888:
+ case DRM_FORMAT_AYUV:
+ case DRM_FORMAT_BGR233:
+ case DRM_FORMAT_BGR565:
+ case DRM_FORMAT_BGR888:
+ case DRM_FORMAT_BGRA1010102:
+ case DRM_FORMAT_BGRA4444:
+ case DRM_FORMAT_BGRA5551:
+ case DRM_FORMAT_BGRA8888:
+ case DRM_FORMAT_BGRX1010102:
+ case DRM_FORMAT_BGRX4444:
+ case DRM_FORMAT_BGRX5551:
+ case DRM_FORMAT_BGRX8888:
+ case DRM_FORMAT_C8:
+ case DRM_FORMAT_GR88:
+ case DRM_FORMAT_R8:
+ case DRM_FORMAT_RG88:
+ case DRM_FORMAT_RGB332:
+ case DRM_FORMAT_RGB565:
+ case DRM_FORMAT_RGB888:
+ case DRM_FORMAT_RGBA1010102:
+ case DRM_FORMAT_RGBA4444:
+ case DRM_FORMAT_RGBA5551:
+ case DRM_FORMAT_RGBA8888:
+ case DRM_FORMAT_RGBX1010102:
+ case DRM_FORMAT_RGBX4444:
+ case DRM_FORMAT_RGBX5551:
+ case DRM_FORMAT_RGBX8888:
+ case DRM_FORMAT_UYVY:
+ case DRM_FORMAT_VYUY:
+ case DRM_FORMAT_XBGR1555:
+ case DRM_FORMAT_XBGR2101010:
+ case DRM_FORMAT_XBGR4444:
+ case DRM_FORMAT_XBGR8888:
+ case DRM_FORMAT_XRGB1555:
+ case DRM_FORMAT_XRGB2101010:
+ case DRM_FORMAT_XRGB4444:
+ case DRM_FORMAT_XRGB8888:
+ case DRM_FORMAT_YUYV:
+ case DRM_FORMAT_YVYU:
+ return 1;
+ case DRM_FORMAT_NV12:
+ case DRM_FORMAT_NV21:
+ return 2;
+ case DRM_FORMAT_YVU420:
+ case DRM_FORMAT_YVU420_ANDROID:
+ return 3;
+ }
+
+ fprintf(stderr, "drv: UNKNOWN FORMAT %d\n", format);
+ return 0;
+}
+
+uint32_t drv_num_buffers_per_bo(struct bo *bo)
+{
+ uint32_t count = 0;
+ size_t plane, p;
+
+ for (plane = 0; plane < bo->num_planes; plane++) {
+ for (p = 0; p < plane; p++)
+ if (bo->handles[p].u32 == bo->handles[plane].u32)
+ break;
+ if (p == plane)
+ count++;
+ }
+
+ return count;
+}