From: Krunoslav Kovac Date: Fri, 11 Mar 2022 21:12:58 +0000 (-0500) Subject: drm/amd/display: Enable 3-plane MPO for DCN31 X-Git-Tag: v5.19-rc1~153^2~18^2~107 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e9ebc23b3fb2949e18c6df98a6e6fd94429e498e;p=thirdparty%2Fkernel%2Flinux.git drm/amd/display: Enable 3-plane MPO for DCN31 [WHY&HOW] It can be enabled by users, but proper way is to report max_slave_planes in DC caps for each ASIC. Some structures use hardcoded max_plane=2, this is also addressed here. Reviewed-by: Nevenko Stupar Reviewed-by: Aric Cyr Acked-by: Alex Hung Signed-off-by: Krunoslav Kovac Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index bf130b2435ab0..826970f2bd0ad 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -1868,9 +1868,9 @@ static bool dcn31_resource_construct( dc->caps.min_horizontal_blanking_period = 80; dc->caps.dmdata_alloc_size = 2048; - dc->caps.max_slave_planes = 1; - dc->caps.max_slave_yuv_planes = 1; - dc->caps.max_slave_rgb_planes = 1; + dc->caps.max_slave_planes = 2; + dc->caps.max_slave_yuv_planes = 2; + dc->caps.max_slave_rgb_planes = 2; dc->caps.post_blend_color_processing = true; dc->caps.force_dp_tps4_for_cp2520 = true; dc->caps.dp_hpo = true;