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/drivers/gpu/drm/i915/display/
A Dintel_backlight.c43 u32 source_min, u32 source_max, in scale() argument
48 if (WARN_ON(source_min >= source_max) || in scale()
53 source_val = clamp(source_val, source_min, source_max); in scale()
56 target_val = mul_u32_u32(source_val - source_min, in scale()
58 target_val = DIV_ROUND_CLOSEST_ULL(target_val, source_max - source_min); in scale()

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