fxp 114 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c int freq, fxp, fxp_min, fxp_max, fxp_actual, f = 1; fxp 128 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c fxp = DIV_ROUND_CLOSEST(KHz(DP_EDP_BACKLIGHT_FREQ_BASE_KHZ), freq); fxp 150 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c fxp_min = DIV_ROUND_CLOSEST(fxp * 3, 4); fxp 151 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c fxp_max = DIV_ROUND_CLOSEST(fxp * 5, 4); fxp 158 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c f = clamp(DIV_ROUND_CLOSEST(fxp, 1 << pn), 1, 255);