diff mbox series

[03/10] drm/i915/dp: Set FAVT mode in DP SDP with fixed refresh rate

Message ID 20240722082705.3635041-4-ankit.k.nautiyal@intel.com (mailing list archive)
State New, archived
Headers show
Series Use VRR timing generator for fixed refresh rate modes | expand

Commit Message

Ankit Nautiyal July 22, 2024, 8:26 a.m. UTC 
While running with fixed refresh rate and VRR timing generator set FAVT
mode (Fixed Vtotal) in DP Adaptive Sync SDP to intimate the panel
about Fixed refresh rate.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 59fc72b533de..9c632f569f62 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2633,6 +2633,10 @@  static void intel_dp_compute_as_sdp(struct intel_dp *intel_dp,
 		as_sdp->target_rr = drm_mode_vrefresh(adjusted_mode);
 		as_sdp->target_rr_divider = true;
 	} else {
+		if (crtc_state->vrr.fixed_rr)
+			as_sdp->mode = DP_AS_SDP_AVT_FIXED_VTOTAL;
+		else
+			as_sdp->mode = DP_AS_SDP_AVT_DYNAMIC_VTOTAL;
 		as_sdp->mode = DP_AS_SDP_AVT_DYNAMIC_VTOTAL;
 		as_sdp->vtotal = adjusted_mode->vtotal;
 		as_sdp->target_rr = 0;