pll_period 239 drivers/video/fbdev/gxt4500.c int pll_period, best_error, t, intf; pll_period 249 drivers/video/fbdev/gxt4500.c pll_period = DIV_ROUND_UP(period_ps, postdiv); pll_period 251 drivers/video/fbdev/gxt4500.c if (pll_period < 1666 || pll_period > 2857)