From: Anthony Koo <Anthony.Koo@amd.com>
Date: Tue, 6 Jun 2017 20:30:51 +0000 (-0400)
Subject: drm/amd/display: Temporary disable BTR FreeSync support for now
X-Git-Tag: v4.15-rc1~56^2~23^2~426
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fea0f581ab529e194d424452a6f7ecd88c5a2116;p=thirdparty%2Fkernel%2Flinux.git

drm/amd/display: Temporary disable BTR FreeSync support for now

Reduce timer tick interval for the static screen

Signed-off-by: Anthony Koo <anthony.koo@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
index f79c47951f90c..7109742bd67c1 100644
--- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
+++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
@@ -436,11 +436,14 @@ static void calc_freesync_range(struct core_freesync *core_freesync,
 	}
 
 	/* Determine whether BTR can be supported */
-	if (max_frame_duration_in_ns >=
-			2 * min_frame_duration_in_ns)
-		core_freesync->map[index].caps->btr_supported = true;
-	else
-		core_freesync->map[index].caps->btr_supported = false;
+	//if (max_frame_duration_in_ns >=
+	//		2 * min_frame_duration_in_ns)
+	//	core_freesync->map[index].caps->btr_supported = true;
+	//else
+	//	core_freesync->map[index].caps->btr_supported = false;
+
+	/* Temp, keep btr disabled */
+	core_freesync->map[index].caps->btr_supported = false;
 
 	/* Cache the time variables */
 	state->time.max_render_time_in_us =