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drm/i915/display: VRR + DRRS cannot be enabled together

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If VRR is enabled, DRRS cannot be enabled, so make this check
in atomic check.

Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Manasi Navare <manasi.d.navare@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210122232647.22688-8-manasi.d.navare@intel.com
This commit is contained in:
Ville Syrjälä 2021-01-22 15:26:37 -08:00 committed by Manasi Navare
parent 38ff8d2824
commit ac4acaed70
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/i915/display/intel_dp.c
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@ -1725,6 +1725,9 @@ 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,