drm/i915/display: Move enable_dp_mst under display

Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231024124109.384973-24-jouni.hogander@intel.com

drivers/gpu/drm/i915/display/intel_display_params.c

@@ -93,6 +93,9 @@ intel_display_param_named(verbose_state_checks, bool, 0400,
 intel_display_param_named_unsafe(nuclear_pageflip, bool, 0400,
 	"Force enable atomic functionality on platforms that don't have full support yet.");
 
+intel_display_param_named_unsafe(enable_dp_mst, bool, 0400,
+	"Enable multi-stream transport (MST) for new DisplayPort sinks. (default: true)");
+
 intel_display_param_named_unsafe(enable_fbc, int, 0400,
 	"Enable frame buffer compression for power savings "
 	"(default: -1 (use per-chip default))");

drivers/gpu/drm/i915/display/intel_display_params.h

@@ -41,6 +41,7 @@ struct drm_i915_private;
 	param(bool, disable_display, false, 0400) \
 	param(bool, verbose_state_checks, true, 0400) \
 	param(bool, nuclear_pageflip, false, 0400) \
+	param(bool, enable_dp_mst, true, 0600) \
 	param(int, enable_fbc, -1, 0600) \
 	param(int, enable_psr, -1, 0600) \
 	param(bool, psr_safest_params, false, 0400) \

drivers/gpu/drm/i915/display/intel_dp.c

@@ -3771,7 +3771,7 @@ intel_dp_can_mst(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 
-	return i915->params.enable_dp_mst &&
+	return i915->display.params.enable_dp_mst &&
 		intel_dp_mst_source_support(intel_dp) &&
 		drm_dp_read_mst_cap(&intel_dp->aux, intel_dp->dpcd);
 }
@@ -3789,13 +3789,13 @@ intel_dp_configure_mst(struct intel_dp *intel_dp)
 		    encoder->base.base.id, encoder->base.name,
 		    str_yes_no(intel_dp_mst_source_support(intel_dp)),
 		    str_yes_no(sink_can_mst),
-		    str_yes_no(i915->params.enable_dp_mst));
+		    str_yes_no(i915->display.params.enable_dp_mst));
 
 	if (!intel_dp_mst_source_support(intel_dp))
 		return;
 
 	intel_dp->is_mst = sink_can_mst &&
-		i915->params.enable_dp_mst;
+		i915->display.params.enable_dp_mst;
 
 	drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr,
 					intel_dp->is_mst);

drivers/gpu/drm/i915/i915_params.c

@@ -114,9 +114,6 @@ i915_param_named_unsafe(dmc_firmware_path, charp, 0400,
 i915_param_named_unsafe(gsc_firmware_path, charp, 0400,
 	"GSC firmware path to use instead of the default one");
 
-i915_param_named_unsafe(enable_dp_mst, bool, 0400,
-	"Enable multi-stream transport (MST) for new DisplayPort sinks. (default: true)");
-
 #if IS_ENABLED(CONFIG_DRM_I915_DEBUG)
 i915_param_named_unsafe(inject_probe_failure, uint, 0400,
 	"Force an error after a number of failure check points (0:disabled (default), N:force failure at the Nth failure check point)");

drivers/gpu/drm/i915/i915_params.h

@@ -64,7 +64,6 @@ struct drm_printer;
 	/* leave bools at the end to not create holes */ \
 	param(bool, enable_hangcheck, true, 0600) \
 	param(bool, error_capture, true, IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR) ? 0600 : 0) \
-	param(bool, enable_dp_mst, true, 0600) \
 	param(bool, enable_gvt, false, IS_ENABLED(CONFIG_DRM_I915_GVT) ? 0400 : 0)
 
 #define MEMBER(T, member, ...) T member;