[PATCH 16/23] drm/i915/vrr: Fill fixed refresh mode in vrr_get_compute_config

[Ankit Nautiyal]

Read the vrr fixed refresh rate mode.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
---
 drivers/gpu/drm/i915/display/intel_vrr.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c
index e493cd32c7d8..a3a1ee59beba 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr.c
+++ b/drivers/gpu/drm/i915/display/intel_vrr.c
@@ -473,6 +473,10 @@ void intel_vrr_get_config(struct intel_crtc_state *crtc_state)
 						     TRANS_VRR_VMAX(display, cpu_transcoder)) + 1;
 		crtc_state->vrr.vmin = intel_de_read(display,
 						     TRANS_VRR_VMIN(display, cpu_transcoder)) + 1;
+		if (crtc_state->vrr.mode != INTEL_VRRTG_MODE_CMRR &&
+		    crtc_state->vrr.vmax == crtc_state->vrr.flipline &&
+		    crtc_state->vrr.vmin == crtc_state->vrr.flipline)
+			crtc_state->vrr.mode = INTEL_VRRTG_MODE_FIXED_RR;
 	}
 
 	if (crtc_state->vrr.tg_enable)
-- 
2.45.2