SUN4I_RGB_DOTCLOCK_TOLERANCE_PER_MILLE  123 drivers/gpu/drm/sun4i/sun4i_rgb.c 	lowest = rate * (1000 - SUN4I_RGB_DOTCLOCK_TOLERANCE_PER_MILLE);
SUN4I_RGB_DOTCLOCK_TOLERANCE_PER_MILLE  128 drivers/gpu/drm/sun4i/sun4i_rgb.c 	highest = rate * (1000 + SUN4I_RGB_DOTCLOCK_TOLERANCE_PER_MILLE);