[Intel-gfx] [PATCH v4 08/18] drm/i915/display: VRR + DRRS cannot be enabled together

[Manasi Navare]

From: Ville Syrjälä <ville.syrjala at linux.intel.com>

If VRR is enabled, DRRS cannot be enabled, so make this check
in atomic check.
---
 drivers/gpu/drm/i915/display/intel_dp.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index a275303c0c5c..869a9d291e1b 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2845,6 +2845,9 @@ intel_dp_drrs_compute_config(struct intel_dp *intel_dp,
 	struct intel_connector *intel_connector = intel_dp->attached_connector;
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 
+	if (pipe_config->vrr.enable)
+		return;
+
 	/*
 	 * DRRS and PSR can't be enable together, so giving preference to PSR
 	 * as it allows more power-savings by complete shutting down display,
-- 
2.19.1