From 44b390f88666973b6443c07a0771564c4a30de9e Mon Sep 17 00:00:00 2001 From: Dmytro Laktyushkin Date: Fri, 5 May 2017 15:07:55 -0400 Subject: [PATCH 0412/4131] drm/amd/display: prevent assert on error of 1 in calc_freesync_range Signed-off-by: Dmytro Laktyushkin Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/modules/freesync/freesync.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c index c5330f3..05a086c 100644 --- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c +++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c @@ -422,12 +422,14 @@ static void calc_freesync_range(struct core_freesync *core_freesync, /* In case of 4k free sync monitor, vmin or vmax cannot be less than vtotal */ if (state->freesync_range.vmin < vtotal) { - ASSERT(false); + /* Error of 1 is permissible */ + ASSERT((state->freesync_range.vmin + 1) >= vtotal); state->freesync_range.vmin = vtotal; } if (state->freesync_range.vmax < vtotal) { - ASSERT(false); + /* Error of 1 is permissible */ + ASSERT((state->freesync_range.vmax + 1) >= vtotal); state->freesync_range.vmax = vtotal; } -- 2.7.4