diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c
index ad66e241f9ae..4a3e7a5d2758 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c
@@ -1746,7 +1746,7 @@ unsigned int dml32_DSCDelayRequirement(bool DSCEnabled,
 		}
 
 		DSCDelayRequirement_val = DSCDelayRequirement_val + (HTotal - HActive) *
-				dml_ceil(DSCDelayRequirement_val / HActive, 1);
+				dml_ceil((double)DSCDelayRequirement_val / HActive, 1);
 
 		DSCDelayRequirement_val = DSCDelayRequirement_val * PixelClock / PixelClockBackEnd;