From 6352e6027307d6bc67f1a9c67db5586f51fee243 Mon Sep 17 00:00:00 2001 From: Dmytro Laktyushkin Date: Mon, 4 May 2026 11:10:51 -0400 Subject: [PATCH] drm/amd/display: Enable dcn42 pstate pmo [Why & How] Set a flag to enable pstate pmo, we want to always allow pstate support on dcn42 Reviewed-by: Nicholas Kazlauskas Signed-off-by: Dmytro Laktyushkin Signed-off-by: Ivan Lipski Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c index 1fc457cec293..efe025ca4ed3 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn42/dcn42_resource.c @@ -2290,6 +2290,8 @@ static bool dcn42_resource_construct( dc->dml2_options.gpuvm_enable = true; dc->dml2_options.hostvm_enable = true; + dc->dml2_options.pmo.force_mandatory_uclk_pstate_support = true; + /* SPL */ dc->caps.scl_caps.sharpener_support = true;