cypress_notify_smc_display_change
ret = cypress_notify_smc_display_change(rdev, false);
cypress_notify_smc_display_change(rdev, rdev->pm.dpm.new_active_crtc_count > 0);
ret = cypress_notify_smc_display_change(rdev, false);
int cypress_notify_smc_display_change(struct radeon_device *rdev,
ret = cypress_notify_smc_display_change(rdev, false);