DP_EDP_DISPLAY_CONTROL_REGISTER 36 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c if (drm_dp_dpcd_readb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER, DP_EDP_DISPLAY_CONTROL_REGISTER 39 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c DP_EDP_DISPLAY_CONTROL_REGISTER); DP_EDP_DISPLAY_CONTROL_REGISTER 47 drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c if (drm_dp_dpcd_writeb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER, DP_EDP_DISPLAY_CONTROL_REGISTER 4407 drivers/gpu/drm/i915/i915_debugfs.c { .offset = DP_EDP_DISPLAY_CONTROL_REGISTER, .end = DP_EDP_BACKLIGHT_FREQ_CAP_MAX_LSB },