      struct device_attribute *attr, char *buf) {  struct scsi_target *starget = transport_class_to_starget(dev);  struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);  struct spi_internal *i = to_spi_internal(shost->transportt);  struct spi_transport_attrs *tp =   (struct spi_transport_attrs *)&starget->starget_data;   if (