399 void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)  in ata_sff_tf_load()  argument
402 	unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR;  in ata_sff_tf_load()
404 	if (tf->ctl != ap->last_ctl) {  in ata_sff_tf_load()
406 			iowrite8(tf->ctl, ioaddr->ctl_addr);  in ata_sff_tf_load()
407 		ap->last_ctl = tf->ctl;  in ata_sff_tf_load()
411 	if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) {  in ata_sff_tf_load()
413 		iowrite8(tf->hob_feature, ioaddr->feature_addr);  in ata_sff_tf_load()
414 		iowrite8(tf->hob_nsect, ioaddr->nsect_addr);  in ata_sff_tf_load()
415 		iowrite8(tf->hob_lbal, ioaddr->lbal_addr);  in ata_sff_tf_load()
416 		iowrite8(tf->hob_lbam, ioaddr->lbam_addr);  in ata_sff_tf_load()
417 		iowrite8(tf->hob_lbah, ioaddr->lbah_addr);  in ata_sff_tf_load()
421 		iowrite8(tf->feature, ioaddr->feature_addr);  in ata_sff_tf_load()
422 		iowrite8(tf->nsect, ioaddr->nsect_addr);  in ata_sff_tf_load()
423 		iowrite8(tf->lbal, ioaddr->lbal_addr);  in ata_sff_tf_load()
424 		iowrite8(tf->lbam, ioaddr->lbam_addr);  in ata_sff_tf_load()
425 		iowrite8(tf->lbah, ioaddr->lbah_addr);  in ata_sff_tf_load()
428 	if (tf->flags & ATA_TFLAG_DEVICE)  in ata_sff_tf_load()
429 		iowrite8(tf->device, ioaddr->device_addr);  in ata_sff_tf_load()
448 void ata_sff_tf_read(struct ata_port *ap, struct ata_taskfile *tf)  in ata_sff_tf_read()  argument
452 	tf->status = ata_sff_check_status(ap);  in ata_sff_tf_read()
453 	tf->error = ioread8(ioaddr->error_addr);  in ata_sff_tf_read()
454 	tf->nsect = ioread8(ioaddr->nsect_addr);  in ata_sff_tf_read()
455 	tf->lbal = ioread8(ioaddr->lbal_addr);  in ata_sff_tf_read()
456 	tf->lbam = ioread8(ioaddr->lbam_addr);  in ata_sff_tf_read()
457 	tf->lbah = ioread8(ioaddr->lbah_addr);  in ata_sff_tf_read()
458 	tf->device = ioread8(ioaddr->device_addr);  in ata_sff_tf_read()
460 	if (tf->flags & ATA_TFLAG_LBA48) {  in ata_sff_tf_read()
462 			iowrite8(tf->ctl | ATA_HOB, ioaddr->ctl_addr);  in ata_sff_tf_read()
463 			tf->hob_feature = ioread8(ioaddr->error_addr);  in ata_sff_tf_read()
464 			tf->hob_nsect = ioread8(ioaddr->nsect_addr);  in ata_sff_tf_read()
465 			tf->hob_lbal = ioread8(ioaddr->lbal_addr);  in ata_sff_tf_read()
466 			tf->hob_lbam = ioread8(ioaddr->lbam_addr);  in ata_sff_tf_read()
467 			tf->hob_lbah = ioread8(ioaddr->lbah_addr);  in ata_sff_tf_read()
468 			iowrite8(tf->ctl, ioaddr->ctl_addr);  in ata_sff_tf_read()
469 			ap->last_ctl = tf->ctl;  in ata_sff_tf_read()
487 void ata_sff_exec_command(struct ata_port *ap, const struct ata_taskfile *tf)  in ata_sff_exec_command()  argument
489 	iowrite8(tf->command, ap->ioaddr.command_addr);  in ata_sff_exec_command()
508 				  const struct ata_taskfile *tf,  in ata_tf_to_host()  argument
511 	trace_ata_tf_load(ap, tf);  in ata_tf_to_host()
512 	ap->ops->sff_tf_load(ap, tf);  in ata_tf_to_host()
513 	trace_ata_exec_command(ap, tf, tag);  in ata_tf_to_host()
514 	ap->ops->sff_exec_command(ap, tf);  in ata_tf_to_host()
637 	bool do_write = (qc->tf.flags & ATA_TFLAG_WRITE);  in ata_pio_xfer()
717 	if (is_multi_taskfile(&qc->tf)) {  in ata_pio_sectors()
754 	switch (qc->tf.protocol) {  in atapi_send_cdb()
765 		trace_ata_bmdma_start(ap, &qc->tf, qc->tag);  in atapi_send_cdb()
787 	int rw = (qc->tf.flags & ATA_TFLAG_WRITE) ? WRITE : READ;  in __atapi_pio_bytes()
860 	int i_write, do_write = (qc->tf.flags & ATA_TFLAG_WRITE) ? 1 : 0;  in atapi_pio_bytes()
911 	if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_hsm_ok_in_wq()
915 		if (qc->tf.protocol == ATA_PROT_PIO &&  in ata_hsm_ok_in_wq()
916 		   (qc->tf.flags & ATA_TFLAG_WRITE))  in ata_hsm_ok_in_wq()
919 		if (ata_is_atapi(qc->tf.protocol) &&  in ata_hsm_ok_in_wq()
1008 		poll_next = (qc->tf.flags & ATA_TFLAG_POLLING);  in ata_sff_hsm_move()
1049 		if (qc->tf.protocol == ATA_PROT_PIO) {  in ata_sff_hsm_move()
1071 		if (qc->tf.protocol == ATAPI_PROT_PIO) {  in ata_sff_hsm_move()
1148 				if (!(qc->tf.flags & ATA_TFLAG_WRITE)) {  in ata_sff_hsm_move()
1181 			    (!(qc->tf.flags & ATA_TFLAG_WRITE))) {  in ata_sff_hsm_move()
1356 		qc->tf.flags |= ATA_TFLAG_POLLING;  in ata_sff_qc_issue()
1362 	switch (qc->tf.protocol) {  in ata_sff_qc_issue()
1364 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1367 		ata_tf_to_host(ap, &qc->tf, qc->tag);  in ata_sff_qc_issue()
1370 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1376 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1379 		ata_tf_to_host(ap, &qc->tf, qc->tag);  in ata_sff_qc_issue()
1381 		if (qc->tf.flags & ATA_TFLAG_WRITE) {  in ata_sff_qc_issue()
1393 			if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1406 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1409 		ata_tf_to_host(ap, &qc->tf, qc->tag);  in ata_sff_qc_issue()
1415 		    (qc->tf.flags & ATA_TFLAG_POLLING))  in ata_sff_qc_issue()
1550 			if (!(qc->tf.flags & ATA_TFLAG_POLLING))  in __ata_sff_interrupt()
1643 	if (!qc || qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_lost_interrupt()
1819 	struct ata_taskfile tf;  in ata_sff_dev_classify()  local
1825 	memset(&tf, 0, sizeof(tf));  in ata_sff_dev_classify()
1827 	ap->ops->sff_tf_read(ap, &tf);  in ata_sff_dev_classify()
1828 	err = tf.error;  in ata_sff_dev_classify()
1844 	class = ata_port_classify(ap, &tf);  in ata_sff_dev_classify()
2723 	if (!ata_is_dma(qc->tf.protocol))  in ata_bmdma_qc_issue()
2730 	switch (qc->tf.protocol) {  in ata_bmdma_qc_issue()
2732 		WARN_ON_ONCE(qc->tf.flags & ATA_TFLAG_POLLING);  in ata_bmdma_qc_issue()
2734 		trace_ata_tf_load(ap, &qc->tf);  in ata_bmdma_qc_issue()
2735 		ap->ops->sff_tf_load(ap, &qc->tf);  /* load tf registers */  in ata_bmdma_qc_issue()
2736 		trace_ata_bmdma_setup(ap, &qc->tf, qc->tag);  in ata_bmdma_qc_issue()
2738 		trace_ata_bmdma_start(ap, &qc->tf, qc->tag);  in ata_bmdma_qc_issue()
2744 		WARN_ON_ONCE(qc->tf.flags & ATA_TFLAG_POLLING);  in ata_bmdma_qc_issue()
2746 		trace_ata_tf_load(ap, &qc->tf);  in ata_bmdma_qc_issue()
2747 		ap->ops->sff_tf_load(ap, &qc->tf);  /* load tf registers */  in ata_bmdma_qc_issue()
2748 		trace_ata_bmdma_setup(ap, &qc->tf, qc->tag);  in ata_bmdma_qc_issue()
2786 	if (ap->hsm_task_state == HSM_ST_LAST && ata_is_dma(qc->tf.protocol)) {  in ata_bmdma_port_intr()
2796 		trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);  in ata_bmdma_port_intr()
2809 	if (unlikely(qc->err_mask) && ata_is_dma(qc->tf.protocol))  in ata_bmdma_port_intr()
2861 	if (qc && ata_is_dma(qc->tf.protocol)) {  in ata_bmdma_error_handler()
2877 		trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);  in ata_bmdma_error_handler()
2909 	if (ata_is_dma(qc->tf.protocol)) {  in ata_bmdma_post_internal_cmd()
2911 		trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);  in ata_bmdma_post_internal_cmd()
2950 	unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE);  in ata_bmdma_setup()
2965 	ap->ops->sff_exec_command(ap, &qc->tf);  in ata_bmdma_setup()