BILLION 73 drivers/clk/bcm/clk-kona.c BUG_ON(billionths >= BILLION); BILLION 75 drivers/clk/bcm/clk-kona.c combined = (u64)div_value * BILLION + billionths; BILLION 78 drivers/clk/bcm/clk-kona.c return DIV_ROUND_CLOSEST_ULL(combined, BILLION);