From: Jun Lei Date: Tue, 1 Oct 2019 15:31:37 +0000 (-0400) Subject: drm/amd/display: add flag to allow diag to force enumerate edp X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=22631bb8ca58b14bd5cbd583479e7cdda763cd1d;p=linux.git drm/amd/display: add flag to allow diag to force enumerate edp [why] SLT tests require that diag can drive eDP even if nothing is connected, this is not typical production use case, so we need to add flag [how] add flag, and this flag supercedes "should destroy" logic Signed-off-by: Jun Lei Reviewed-by: Aric Cyr Acked-by: Leo Li Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 55b82ca44c3bf..5e487bb828616 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -194,7 +194,7 @@ static bool create_links( } } - if (!should_destory_link) { + if (dc->config.force_enum_edp || !should_destory_link) { dc->links[dc->link_count] = link; link->dc = dc; ++dc->link_count; diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index a86dad3808b63..b578b2148e45d 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -220,6 +220,7 @@ struct dc_config { bool allow_seamless_boot_optimization; bool power_down_display_on_boot; bool edp_not_connected; + bool force_enum_edp; bool forced_clocks; bool disable_extended_timeout_support; // Used to disable extended timeout and lttpr feature as well bool multi_mon_pp_mclk_switch;