From 1075735ecce96b34ba9aee529dd2253da6d21ceb Mon Sep 17 00:00:00 2001
From: Alvin Lee <alvin.lee2@amd.com>
Date: Thu, 5 Dec 2019 17:12:17 -0500
Subject: drm/amd/display: Fix 300Hz Freesync bug

Needed to reprogram vblank_start in dml properly in order to get the
correct dlg params to program VTG.

Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Martin Leung <Martin.Leung@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/display/modules/freesync/freesync.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'drivers/gpu/drm/amd/display/modules/freesync/freesync.c')

diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
index 832bc9b3b7d8..6e5ecefe7d9d 100644
--- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
+++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
@@ -812,11 +812,12 @@ void mod_freesync_build_vrr_params(struct mod_freesync *mod_freesync,
 			2 * in_out_vrr->min_refresh_in_uhz)
 		in_out_vrr->btr.btr_enabled = false;
 
-	in_out_vrr->fixed.fixed_active = false;
 	in_out_vrr->btr.btr_active = false;
 	in_out_vrr->btr.inserted_duration_in_us = 0;
 	in_out_vrr->btr.frames_to_insert = 0;
 	in_out_vrr->btr.frame_counter = 0;
+	in_out_vrr->fixed.fixed_active = false;
+	in_out_vrr->fixed.target_refresh_in_uhz = 0;
 
 	in_out_vrr->btr.mid_point_in_us =
 				(in_out_vrr->min_duration_in_us +
-- 
cgit v1.2.3