FSL_SATA_CL_OFFSET
#define FSL_SATA_CT_OFFSET (FSL_SATA_CL_OFFSET + FSL_SATA_CL_SIZE * FSL_SATA_MAX_SLOTS)
((struct fsl_sata_cmd_list *) (ch->dma.work + FSL_SATA_CL_OFFSET + \
work = ch->dma.work_bus + FSL_SATA_CL_OFFSET;