static enum surface_update_type get_scaling_info_update_type(
const struct dc_surface_update *u)
{
- struct dc_scaling_info temp_scaling_info = { { 0 } };
-
if (!u->scaling_info)
return UPDATE_TYPE_FAST;
- /* Copy all parameters that will cause a full update
- * from current surface, the rest of the parameters
- * from provided plane configuration.
- * Perform memory compare and special validation
- * for those that can cause fast/medium updates
- */
-
- /* Full Update Parameters */
- temp_scaling_info.dst_rect = u->surface->dst_rect;
- temp_scaling_info.src_rect = u->surface->src_rect;
- temp_scaling_info.scaling_quality = u->surface->scaling_quality;
-
- /* Special validation required */
- temp_scaling_info.clip_rect = u->scaling_info->clip_rect;
-
- if (memcmp(u->scaling_info, &temp_scaling_info,
- sizeof(struct dc_scaling_info)) != 0)
+ if (u->scaling_info->src_rect.width != u->surface->src_rect.width
+ || u->scaling_info->src_rect.height != u->surface->src_rect.height
+ || u->scaling_info->clip_rect.width != u->surface->clip_rect.width
+ || u->scaling_info->clip_rect.height != u->surface->clip_rect.height
+ || u->scaling_info->dst_rect.width != u->surface->dst_rect.width
+ || u->scaling_info->dst_rect.height != u->surface->dst_rect.height)
return UPDATE_TYPE_FULL;
- /* Check Clip rectangles if not equal
- * difference is in offsets == > UPDATE_TYPE_MED
- * difference is in dimensions == > UPDATE_TYPE_FULL
- */
- if (memcmp(&u->scaling_info->clip_rect,
- &u->surface->clip_rect, sizeof(struct rect)) != 0) {
- if ((u->scaling_info->clip_rect.height ==
- u->surface->clip_rect.height) &&
- (u->scaling_info->clip_rect.width ==
- u->surface->clip_rect.width)) {
- return UPDATE_TYPE_MED;
- } else {
- return UPDATE_TYPE_FULL;
- }
- }
+ if (u->scaling_info->src_rect.x != u->surface->src_rect.x
+ || u->scaling_info->src_rect.y != u->surface->src_rect.y
+ || u->scaling_info->clip_rect.x != u->surface->clip_rect.x
+ || u->scaling_info->clip_rect.y != u->surface->clip_rect.y
+ || u->scaling_info->dst_rect.x != u->surface->dst_rect.x
+ || u->scaling_info->dst_rect.y != u->surface->dst_rect.y)
+ return UPDATE_TYPE_MED;
return UPDATE_TYPE_FAST;
}