From: Andrew Jiang <Andrew.Jiang@xxxxxxx> Make it so that differing dcc and plane size fields don't necessarily result in a full update, along with upscaling modes. This allows us to save some unnecessary full updates. Change-Id: I5ea98fa690e8ed136d39e2de0af8cbe10806c4b4 Signed-off-by: Andrew Jiang <Andrew.Jiang at amd.com> Reviewed-by: Tony Cheng <Tony.Cheng at amd.com> Acked-by: Harry Wentland <harry.wentland at amd.com> --- drivers/gpu/drm/amd/display/dc/core/dc.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 802aebaa2e11..de7332cffaa2 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1130,9 +1130,7 @@ static enum surface_update_type get_plane_info_update_type( /* Full update parameters */ temp_plane_info.color_space = u->surface->color_space; temp_plane_info.input_tf = u->surface->input_tf; - temp_plane_info.dcc = u->surface->dcc; temp_plane_info.horizontal_mirror = u->surface->horizontal_mirror; - temp_plane_info.plane_size = u->surface->plane_size; temp_plane_info.rotation = u->surface->rotation; temp_plane_info.stereo_format = u->surface->stereo_format; @@ -1175,14 +1173,23 @@ static enum surface_update_type get_scaling_info_update_type( if (!u->scaling_info) return UPDATE_TYPE_FAST; - 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 + if (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; + if (u->scaling_info->src_rect.width != u->surface->src_rect.width + || u->scaling_info->src_rect.height != u->surface->src_rect.height) { + + if (u->scaling_info->src_rect.width > u->surface->src_rect.width + && u->scaling_info->src_rect.height > u->surface->src_rect.height) + return UPDATE_TYPE_FULL; + + /* Upscaling does not require a full update */ + return UPDATE_TYPE_MED; + } + 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 -- 2.14.1