Commit 5fd9f8a1 authored by Andrew Jiang's avatar Andrew Jiang Committed by Alex Deucher
Browse files

drm/amd/display: Loosen plane_info and scaling_info checks 



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.

Signed-off-by: default avatarAndrew Jiang <Andrew.Jiang@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 2a875c41

drivers/gpu/drm/amd/display/dc/core/dc.c

+12 −5
Original line number Diff line number Diff line
@@ -1169,9 +1169,7 @@ 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;
@@ -1214,14 +1212,23 @@ 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

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