From: Charlene Liu Date: Tue, 30 Jan 2024 00:30:12 +0000 (-0500) Subject: drm/amd/display: enable fgcg by default X-Git-Tag: v6.9-rc1~126^2~18^2~37 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=41364afe367026e77871d6ade333a72d8b92612b;p=thirdparty%2Fkernel%2Flinux.git drm/amd/display: enable fgcg by default [why] sw has most of the fgcg enabled which is the same as HW default. but driver disabled some due to enable flag not initialized. comparing HW state, we still need to enable dpp and dio. Reviewed-by: Muhammad Ahmed Acked-by: Aurabindo Pillai Signed-off-by: Charlene Liu Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c index e534e87cc85b5..28266b9a148aa 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c @@ -1907,7 +1907,8 @@ static bool dcn35_resource_construct( if (dc->ctx->dce_environment == DCE_ENV_PRODUCTION_DRV) dc->debug = debug_defaults_drv; - + /*HW default is to have all the FGCG enabled, SW no need to program them*/ + dc->debug.enable_fine_grain_clock_gating.u32All = 0xFFFF; // Init the vm_helper if (dc->vm_helper) vm_helper_init(dc->vm_helper, 16);