intel_dp_get_active_pipes
ret = intel_dp_get_active_pipes(intel_dp, ctx, &pipe_mask);
int intel_dp_get_active_pipes(struct intel_dp *intel_dp,
err = intel_dp_get_active_pipes(intel_dp, ctx, &pipe_mask);
ret = intel_dp_get_active_pipes(intel_dp, ctx, &pipe_mask);