drm/i915/display: Do not check psr2 if psr/panel replay is not supported

Do not continue to psr2 checks if psr or panel replay is not supported.

Cc: Animesh Manna <animesh.manna@intel.com>
Fixes: b8cf5b5d266e ("drm/i915/panelreplay: Initializaton and compute config for panel replay")
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/9670
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Animesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231120130214.3332726-1-jouni.hogander@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 204da50..15c1804 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1373,6 +1373,9 @@ void intel_psr_compute_config(struct intel_dp *intel_dp,
        else
                crtc_state->has_psr = _psr_compute_config(intel_dp, crtc_state);
 
+       if (!(crtc_state->has_panel_replay || crtc_state->has_psr))
+               return;
+
        crtc_state->has_psr2 = intel_psr2_config_valid(intel_dp, crtc_state);
 
        crtc_state->infoframes.enable |= intel_hdmi_infoframe_enable(DP_SDP_VSC);