549 static void octeon_cf_dma_setup(struct ata_queued_cmd *qc)  in octeon_cf_dma_setup()  argument
551 	struct ata_port *ap = qc->ap;  in octeon_cf_dma_setup()
557 	qc->cursg = qc->sg;  in octeon_cf_dma_setup()
559 	ap->ops->sff_exec_command(ap, &qc->tf);  in octeon_cf_dma_setup()
568 static void octeon_cf_dma_start(struct ata_queued_cmd *qc)  in octeon_cf_dma_start()  argument
570 	struct octeon_cf_port *cf_port = qc->ap->private_data;  in octeon_cf_dma_start()
575 	VPRINTK("%d scatterlists\n", qc->n_elem);  in octeon_cf_dma_start()
578 	sg = qc->cursg;  in octeon_cf_dma_start()
597 	mio_boot_dma_cfg.s.rw = ((qc->tf.flags & ATA_TFLAG_WRITE) != 0);  in octeon_cf_dma_start()
631 					struct ata_queued_cmd *qc)  in octeon_cf_dma_finished()  argument
640 		ap->print_id, qc->tf.protocol, ap->hsm_task_state);  in octeon_cf_dma_finished()
649 		qc->err_mask |= AC_ERR_HOST_BUS;  in octeon_cf_dma_finished()
668 	ata_sff_hsm_move(ap, qc, status, 0);  in octeon_cf_dma_finished()
670 	if (unlikely(qc->err_mask) && (qc->tf.protocol == ATA_PROT_DMA))  in octeon_cf_dma_finished()
694 		struct ata_queued_cmd *qc;  in octeon_cf_interrupt()  local
704 		qc = ata_qc_from_tag(ap, ap->link.active_tag);  in octeon_cf_interrupt()
706 		if (!qc || (qc->tf.flags & ATA_TFLAG_POLLING))  in octeon_cf_interrupt()
710 			if (!sg_is_last(qc->cursg)) {  in octeon_cf_interrupt()
711 				qc->cursg = sg_next(qc->cursg);  in octeon_cf_interrupt()
713 				octeon_cf_dma_start(qc);  in octeon_cf_interrupt()
740 			handled |= octeon_cf_dma_finished(ap, qc);  in octeon_cf_interrupt()
755 	struct ata_queued_cmd *qc;  in octeon_cf_delayed_finish()  local
778 	qc = ata_qc_from_tag(ap, ap->link.active_tag);  in octeon_cf_delayed_finish()
779 	if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING)))  in octeon_cf_delayed_finish()
780 		octeon_cf_dma_finished(ap, qc);  in octeon_cf_delayed_finish()
799 static int octeon_cf_check_atapi_dma(struct ata_queued_cmd *qc)  in octeon_cf_check_atapi_dma()  argument
804 static unsigned int octeon_cf_qc_issue(struct ata_queued_cmd *qc)  in octeon_cf_qc_issue()  argument
806 	struct ata_port *ap = qc->ap;  in octeon_cf_qc_issue()
808 	switch (qc->tf.protocol) {  in octeon_cf_qc_issue()
810 		WARN_ON(qc->tf.flags & ATA_TFLAG_POLLING);  in octeon_cf_qc_issue()
812 		ap->ops->sff_tf_load(ap, &qc->tf);  /* load tf registers */  in octeon_cf_qc_issue()
813 		octeon_cf_dma_setup(qc);	    /* set up dma */  in octeon_cf_qc_issue()
814 		octeon_cf_dma_start(qc);	    /* initiate dma */  in octeon_cf_qc_issue()
823 		return ata_sff_qc_issue(qc);  in octeon_cf_qc_issue()