343 void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)  in ata_sff_tf_load()  argument
346 	unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR;  in ata_sff_tf_load()
348 	if (tf->ctl != ap->last_ctl) {  in ata_sff_tf_load()
350 			iowrite8(tf->ctl, ioaddr->ctl_addr);  in ata_sff_tf_load()
351 		ap->last_ctl = tf->ctl;  in ata_sff_tf_load()
355 	if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) {  in ata_sff_tf_load()
357 		iowrite8(tf->hob_feature, ioaddr->feature_addr);  in ata_sff_tf_load()
358 		iowrite8(tf->hob_nsect, ioaddr->nsect_addr);  in ata_sff_tf_load()
359 		iowrite8(tf->hob_lbal, ioaddr->lbal_addr);  in ata_sff_tf_load()
360 		iowrite8(tf->hob_lbam, ioaddr->lbam_addr);  in ata_sff_tf_load()
361 		iowrite8(tf->hob_lbah, ioaddr->lbah_addr);  in ata_sff_tf_load()
365 		iowrite8(tf->feature, ioaddr->feature_addr);  in ata_sff_tf_load()
366 		iowrite8(tf->nsect, ioaddr->nsect_addr);  in ata_sff_tf_load()
367 		iowrite8(tf->lbal, ioaddr->lbal_addr);  in ata_sff_tf_load()
368 		iowrite8(tf->lbam, ioaddr->lbam_addr);  in ata_sff_tf_load()
369 		iowrite8(tf->lbah, ioaddr->lbah_addr);  in ata_sff_tf_load()
372 	if (tf->flags & ATA_TFLAG_DEVICE)  in ata_sff_tf_load()
373 		iowrite8(tf->device, ioaddr->device_addr);  in ata_sff_tf_load()
392 void ata_sff_tf_read(struct ata_port *ap, struct ata_taskfile *tf)  in ata_sff_tf_read()  argument
396 	tf->status = ata_sff_check_status(ap);  in ata_sff_tf_read()
397 	tf->error = ioread8(ioaddr->error_addr);  in ata_sff_tf_read()
398 	tf->nsect = ioread8(ioaddr->nsect_addr);  in ata_sff_tf_read()
399 	tf->lbal = ioread8(ioaddr->lbal_addr);  in ata_sff_tf_read()
400 	tf->lbam = ioread8(ioaddr->lbam_addr);  in ata_sff_tf_read()
401 	tf->lbah = ioread8(ioaddr->lbah_addr);  in ata_sff_tf_read()
402 	tf->device = ioread8(ioaddr->device_addr);  in ata_sff_tf_read()
404 	if (tf->flags & ATA_TFLAG_LBA48) {  in ata_sff_tf_read()
406 			iowrite8(tf->ctl | ATA_HOB, ioaddr->ctl_addr);  in ata_sff_tf_read()
407 			tf->hob_feature = ioread8(ioaddr->error_addr);  in ata_sff_tf_read()
408 			tf->hob_nsect = ioread8(ioaddr->nsect_addr);  in ata_sff_tf_read()
409 			tf->hob_lbal = ioread8(ioaddr->lbal_addr);  in ata_sff_tf_read()
410 			tf->hob_lbam = ioread8(ioaddr->lbam_addr);  in ata_sff_tf_read()
411 			tf->hob_lbah = ioread8(ioaddr->lbah_addr);  in ata_sff_tf_read()
412 			iowrite8(tf->ctl, ioaddr->ctl_addr);  in ata_sff_tf_read()
413 			ap->last_ctl = tf->ctl;  in ata_sff_tf_read()
431 void ata_sff_exec_command(struct ata_port *ap, const struct ata_taskfile *tf)  in ata_sff_exec_command()  argument
433 	iowrite8(tf->command, ap->ioaddr.command_addr);  in ata_sff_exec_command()
452 				  const struct ata_taskfile *tf,  in ata_tf_to_host()  argument
455 	trace_ata_tf_load(ap, tf);  in ata_tf_to_host()
456 	ap->ops->sff_tf_load(ap, tf);  in ata_tf_to_host()
457 	trace_ata_exec_command(ap, tf, tag);  in ata_tf_to_host()
458 	ap->ops->sff_exec_command(ap, tf);  in ata_tf_to_host()
581 	bool do_write = (qc->tf.flags & ATA_TFLAG_WRITE);  in ata_pio_xfer()
661 	if (is_multi_taskfile(&qc->tf)) {  in ata_pio_sectors()
698 	switch (qc->tf.protocol) {  in atapi_send_cdb()
709 		trace_ata_bmdma_start(ap, &qc->tf, qc->tag);  in atapi_send_cdb()
731 	int rw = (qc->tf.flags & ATA_TFLAG_WRITE) ? WRITE : READ;  in __atapi_pio_bytes()
804 	int i_write, do_write = (qc->tf.flags & ATA_TFLAG_WRITE) ? 1 : 0;  in atapi_pio_bytes()
855 	if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_hsm_ok_in_wq()
859 		if (qc->tf.protocol == ATA_PROT_PIO &&  in ata_hsm_ok_in_wq()
860 		   (qc->tf.flags & ATA_TFLAG_WRITE))  in ata_hsm_ok_in_wq()
863 		if (ata_is_atapi(qc->tf.protocol) &&  in ata_hsm_ok_in_wq()
942 		poll_next = (qc->tf.flags & ATA_TFLAG_POLLING);  in ata_sff_hsm_move()
983 		if (qc->tf.protocol == ATA_PROT_PIO) {  in ata_sff_hsm_move()
1005 		if (qc->tf.protocol == ATAPI_PROT_PIO) {  in ata_sff_hsm_move()
1082 				if (!(qc->tf.flags & ATA_TFLAG_WRITE)) {  in ata_sff_hsm_move()
1115 			    (!(qc->tf.flags & ATA_TFLAG_WRITE))) {  in ata_sff_hsm_move()
1290 		qc->tf.flags |= ATA_TFLAG_POLLING;  in ata_sff_qc_issue()
1296 	switch (qc->tf.protocol) {  in ata_sff_qc_issue()
1298 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1301 		ata_tf_to_host(ap, &qc->tf, qc->tag);  in ata_sff_qc_issue()
1304 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1310 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1313 		ata_tf_to_host(ap, &qc->tf, qc->tag);  in ata_sff_qc_issue()
1315 		if (qc->tf.flags & ATA_TFLAG_WRITE) {  in ata_sff_qc_issue()
1327 			if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1340 		if (qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_qc_issue()
1343 		ata_tf_to_host(ap, &qc->tf, qc->tag);  in ata_sff_qc_issue()
1349 		    (qc->tf.flags & ATA_TFLAG_POLLING))  in ata_sff_qc_issue()
1480 			if (!(qc->tf.flags & ATA_TFLAG_POLLING))  in __ata_sff_interrupt()
1573 	if (!qc || qc->tf.flags & ATA_TFLAG_POLLING)  in ata_sff_lost_interrupt()
1749 	struct ata_taskfile tf;  in ata_sff_dev_classify()  local
1755 	memset(&tf, 0, sizeof(tf));  in ata_sff_dev_classify()
1757 	ap->ops->sff_tf_read(ap, &tf);  in ata_sff_dev_classify()
1758 	err = tf.error;  in ata_sff_dev_classify()
1774 	class = ata_port_classify(ap, &tf);  in ata_sff_dev_classify()
2653 	if (!ata_is_dma(qc->tf.protocol))  in ata_bmdma_qc_issue()
2660 	switch (qc->tf.protocol) {  in ata_bmdma_qc_issue()
2662 		WARN_ON_ONCE(qc->tf.flags & ATA_TFLAG_POLLING);  in ata_bmdma_qc_issue()
2664 		trace_ata_tf_load(ap, &qc->tf);  in ata_bmdma_qc_issue()
2665 		ap->ops->sff_tf_load(ap, &qc->tf);  /* load tf registers */  in ata_bmdma_qc_issue()
2666 		trace_ata_bmdma_setup(ap, &qc->tf, qc->tag);  in ata_bmdma_qc_issue()
2668 		trace_ata_bmdma_start(ap, &qc->tf, qc->tag);  in ata_bmdma_qc_issue()
2674 		WARN_ON_ONCE(qc->tf.flags & ATA_TFLAG_POLLING);  in ata_bmdma_qc_issue()
2676 		trace_ata_tf_load(ap, &qc->tf);  in ata_bmdma_qc_issue()
2677 		ap->ops->sff_tf_load(ap, &qc->tf);  /* load tf registers */  in ata_bmdma_qc_issue()
2678 		trace_ata_bmdma_setup(ap, &qc->tf, qc->tag);  in ata_bmdma_qc_issue()
2716 	if (ap->hsm_task_state == HSM_ST_LAST && ata_is_dma(qc->tf.protocol)) {  in ata_bmdma_port_intr()
2726 		trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);  in ata_bmdma_port_intr()
2739 	if (unlikely(qc->err_mask) && ata_is_dma(qc->tf.protocol))  in ata_bmdma_port_intr()
2791 	if (qc && ata_is_dma(qc->tf.protocol)) {  in ata_bmdma_error_handler()
2807 		trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);  in ata_bmdma_error_handler()
2839 	if (ata_is_dma(qc->tf.protocol)) {  in ata_bmdma_post_internal_cmd()
2841 		trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);  in ata_bmdma_post_internal_cmd()
2880 	unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE);  in ata_bmdma_setup()
2895 	ap->ops->sff_exec_command(ap, &qc->tf);  in ata_bmdma_setup()