135 static void adma_qc_prep(struct ata_queued_cmd *qc);
136 static unsigned int adma_qc_issue(struct ata_queued_cmd *qc);
137 static int adma_check_atapi_dma(struct ata_queued_cmd *qc);
188 static int adma_check_atapi_dma(struct ata_queued_cmd *qc)  in adma_check_atapi_dma()  argument
272 static int adma_fill_sg(struct ata_queued_cmd *qc)  in adma_fill_sg()  argument
275 	struct ata_port *ap = qc->ap;  in adma_fill_sg()
279 	u8 pFLAGS = pORD | ((qc->tf.flags & ATA_TFLAG_WRITE) ? pDIRO : 0);  in adma_fill_sg()
282 	for_each_sg(qc->sg, sg, qc->n_elem, si) {  in adma_fill_sg()
296 		buf[i++] = qc->dev->dma_mode & 0xf;  in adma_fill_sg()
314 static void adma_qc_prep(struct ata_queued_cmd *qc)  in adma_qc_prep()  argument
316 	struct adma_port_priv *pp = qc->ap->private_data;  in adma_qc_prep()
323 	adma_enter_reg_mode(qc->ap);  in adma_qc_prep()
324 	if (qc->tf.protocol != ATA_PROT_DMA)  in adma_qc_prep()
342 	buf[i++] = qc->tf.device;  in adma_qc_prep()
344 	if ((qc->tf.flags & ATA_TFLAG_LBA48)) {  in adma_qc_prep()
345 		buf[i++] = qc->tf.hob_nsect;  in adma_qc_prep()
347 		buf[i++] = qc->tf.hob_lbal;  in adma_qc_prep()
349 		buf[i++] = qc->tf.hob_lbam;  in adma_qc_prep()
351 		buf[i++] = qc->tf.hob_lbah;  in adma_qc_prep()
354 	buf[i++] = qc->tf.nsect;  in adma_qc_prep()
356 	buf[i++] = qc->tf.lbal;  in adma_qc_prep()
358 	buf[i++] = qc->tf.lbam;  in adma_qc_prep()
360 	buf[i++] = qc->tf.lbah;  in adma_qc_prep()
366 	buf[i++] = qc->tf.command;  in adma_qc_prep()
372 	i = adma_fill_sg(qc);  in adma_qc_prep()
392 static inline void adma_packet_start(struct ata_queued_cmd *qc)  in adma_packet_start()  argument
394 	struct ata_port *ap = qc->ap;  in adma_packet_start()
403 static unsigned int adma_qc_issue(struct ata_queued_cmd *qc)  in adma_qc_issue()  argument
405 	struct adma_port_priv *pp = qc->ap->private_data;  in adma_qc_issue()
407 	switch (qc->tf.protocol) {  in adma_qc_issue()
410 		adma_packet_start(qc);  in adma_qc_issue()
422 	return ata_sff_qc_issue(qc);  in adma_qc_issue()
432 		struct ata_queued_cmd *qc;  in adma_intr_pkt()  local
443 		qc = ata_qc_from_tag(ap, ap->link.active_tag);  in adma_intr_pkt()
444 		if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) {  in adma_intr_pkt()
446 				qc->err_mask |= AC_ERR_HOST_BUS;  in adma_intr_pkt()
448 				qc->err_mask |= AC_ERR_OTHER;  in adma_intr_pkt()
451 				qc->err_mask |= AC_ERR_DEV;  in adma_intr_pkt()
453 				qc->err_mask |= AC_ERR_OTHER;  in adma_intr_pkt()
455 			if (!qc->err_mask)  in adma_intr_pkt()
456 				ata_qc_complete(qc);  in adma_intr_pkt()
465 				if (qc->err_mask == AC_ERR_DEV)  in adma_intr_pkt()
482 		struct ata_queued_cmd *qc;  in adma_intr_mmio()  local
486 		qc = ata_qc_from_tag(ap, ap->link.active_tag);  in adma_intr_mmio()
487 		if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) {  in adma_intr_mmio()
494 				ap->print_id, qc->tf.protocol, status);  in adma_intr_mmio()
498 			qc->err_mask |= ac_err_mask(status);  in adma_intr_mmio()
499 			if (!qc->err_mask)  in adma_intr_mmio()
500 				ata_qc_complete(qc);  in adma_intr_mmio()
506 				if (qc->err_mask == AC_ERR_DEV)  in adma_intr_mmio()