From bdb02a42867ea0140271d0efea0cbbc37553a8df Mon Sep 17 00:00:00 2001 From: Dmytro Laktyushkin Date: Wed, 10 May 2017 18:05:02 -0400 Subject: [PATCH 0425/4131] drm/amd/display: fix scaling info based surface update type check Signed-off-by: Dmytro Laktyushkin Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc.c | 47 +++++++++----------------------- 1 file changed, 13 insertions(+), 34 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index bc98081..6d56cb0 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1122,45 +1122,24 @@ static enum surface_update_type get_plane_info_update_type( 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; } -- 2.7.4