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In some cases like latency[level]==0, wm[level].res_lines>31, min_ddb_alloc can be U16_MAX, exclude it from the WARN_ON. v2: Specify the cases in which we hit U16_MAX, indentation (Ville) Fixes:10a7e07b68("drm/i915: Make sure cursor has enough ddb for the selected wm level") Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Vandita Kulkarni <vandita.kulkarni@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20191216080619.10945-1-vandita.kulkarni@intel.com (cherry picked from commit4ba487019d) Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>