_fout 43 drivers/clk/samsung/clk-pll.h #define PLL_VALID_RATE(_fin, _fout, _m, _p, _s, _k, _ks) ((_fout) + \ _fout 44 drivers/clk/samsung/clk-pll.h BUILD_BUG_ON_ZERO(PLL_RATE(_fin, _m, _p, _s, _k, _ks) != (_fout)))