158 static void pdc_qc_prep(struct ata_queued_cmd *qc);
161 static int pdc_check_atapi_dma(struct ata_queued_cmd *qc);
162 static int pdc_old_sata_check_atapi_dma(struct ata_queued_cmd *qc);
164 static unsigned int pdc_qc_issue(struct ata_queued_cmd *qc);
174 static void pdc_post_internal_cmd(struct ata_queued_cmd *qc);
501 static void pdc_atapi_pkt(struct ata_queued_cmd *qc)  in pdc_atapi_pkt()  argument
503 	struct ata_port *ap = qc->ap;  in pdc_atapi_pkt()
505 	unsigned int cdb_len = qc->dev->cdb_len;  in pdc_atapi_pkt()
506 	u8 *cdb = qc->cdb;  in pdc_atapi_pkt()
515 	switch (qc->tf.protocol) {  in pdc_atapi_pkt()
517 		if (!(qc->tf.flags & ATA_TFLAG_WRITE))  in pdc_atapi_pkt()
536 		dev_sel = qc->tf.device;  in pdc_atapi_pkt()
544 	buf[17] = qc->tf.nsect;  in pdc_atapi_pkt()
546 	buf[19] = qc->tf.lbal;  in pdc_atapi_pkt()
549 	if (qc->tf.protocol != ATAPI_PROT_DMA)  in pdc_atapi_pkt()
557 	buf[23] = qc->tf.lbam;  in pdc_atapi_pkt()
559 	buf[25] = qc->tf.lbah;  in pdc_atapi_pkt()
563 	buf[27] = qc->tf.command;  in pdc_atapi_pkt()
589 static void pdc_fill_sg(struct ata_queued_cmd *qc)  in pdc_fill_sg()  argument
591 	struct ata_port *ap = qc->ap;  in pdc_fill_sg()
598 	if (!(qc->flags & ATA_QCFLAG_DMAMAP))  in pdc_fill_sg()
602 	for_each_sg(qc->sg, sg, qc->n_elem, si) {  in pdc_fill_sg()
652 static void pdc_qc_prep(struct ata_queued_cmd *qc)  in pdc_qc_prep()  argument
654 	struct pdc_port_priv *pp = qc->ap->private_data;  in pdc_qc_prep()
659 	switch (qc->tf.protocol) {  in pdc_qc_prep()
661 		pdc_fill_sg(qc);  in pdc_qc_prep()
664 		i = pdc_pkt_header(&qc->tf, qc->ap->bmdma_prd_dma,  in pdc_qc_prep()
665 				   qc->dev->devno, pp->pkt);  in pdc_qc_prep()
666 		if (qc->tf.flags & ATA_TFLAG_LBA48)  in pdc_qc_prep()
667 			i = pdc_prep_lba48(&qc->tf, pp->pkt, i);  in pdc_qc_prep()
669 			i = pdc_prep_lba28(&qc->tf, pp->pkt, i);  in pdc_qc_prep()
670 		pdc_pkt_footer(&qc->tf, pp->pkt, i);  in pdc_qc_prep()
673 		pdc_fill_sg(qc);  in pdc_qc_prep()
676 		pdc_fill_sg(qc);  in pdc_qc_prep()
679 		pdc_atapi_pkt(qc);  in pdc_qc_prep()
848 static void pdc_post_internal_cmd(struct ata_queued_cmd *qc)  in pdc_post_internal_cmd()  argument
850 	struct ata_port *ap = qc->ap;  in pdc_post_internal_cmd()
853 	if (qc->flags & ATA_QCFLAG_FAILED)  in pdc_post_internal_cmd()
857 static void pdc_error_intr(struct ata_port *ap, struct ata_queued_cmd *qc,  in pdc_error_intr()  argument
884 	qc->err_mask |= ac_err_mask;  in pdc_error_intr()
892 				  struct ata_queued_cmd *qc)  in pdc_host_intr()  argument
905 		pdc_error_intr(ap, qc, port_status, err_mask);  in pdc_host_intr()
909 	switch (qc->tf.protocol) {  in pdc_host_intr()
914 		qc->err_mask |= ac_err_mask(ata_wait_idle(ap));  in pdc_host_intr()
915 		ata_qc_complete(qc);  in pdc_host_intr()
1004 			struct ata_queued_cmd *qc;  in pdc_interrupt()  local
1006 			qc = ata_qc_from_tag(ap, ap->link.active_tag);  in pdc_interrupt()
1007 			if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING)))  in pdc_interrupt()
1008 				handled += pdc_host_intr(ap, qc);  in pdc_interrupt()
1019 static void pdc_packet_start(struct ata_queued_cmd *qc)  in pdc_packet_start()  argument
1021 	struct ata_port *ap = qc->ap;  in pdc_packet_start()
1039 static unsigned int pdc_qc_issue(struct ata_queued_cmd *qc)  in pdc_qc_issue()  argument
1041 	switch (qc->tf.protocol) {  in pdc_qc_issue()
1043 		if (qc->dev->flags & ATA_DFLAG_CDB_INTR)  in pdc_qc_issue()
1047 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in pdc_qc_issue()
1052 		pdc_packet_start(qc);  in pdc_qc_issue()
1057 	return ata_sff_qc_issue(qc);  in pdc_qc_issue()
1073 static int pdc_check_atapi_dma(struct ata_queued_cmd *qc)  in pdc_check_atapi_dma()  argument
1075 	u8 *scsicmd = qc->scsicmd->cmnd;  in pdc_check_atapi_dma()
1103 static int pdc_old_sata_check_atapi_dma(struct ata_queued_cmd *qc)  in pdc_old_sata_check_atapi_dma()  argument