554 void ata_tf_to_fis(const struct ata_taskfile *tf, u8 pmp, int is_cmd, u8 *fis)  in ata_tf_to_fis()  argument
556 	fis[0] = 0x27;			/* Register - Host to Device FIS */  in ata_tf_to_fis()
557 	fis[1] = pmp & 0xf;		/* Port multiplier number*/  in ata_tf_to_fis()
559 		fis[1] |= (1 << 7);	/* bit 7 indicates Command FIS */  in ata_tf_to_fis()
561 	fis[2] = tf->command;  in ata_tf_to_fis()
562 	fis[3] = tf->feature;  in ata_tf_to_fis()
564 	fis[4] = tf->lbal;  in ata_tf_to_fis()
565 	fis[5] = tf->lbam;  in ata_tf_to_fis()
566 	fis[6] = tf->lbah;  in ata_tf_to_fis()
567 	fis[7] = tf->device;  in ata_tf_to_fis()
569 	fis[8] = tf->hob_lbal;  in ata_tf_to_fis()
570 	fis[9] = tf->hob_lbam;  in ata_tf_to_fis()
571 	fis[10] = tf->hob_lbah;  in ata_tf_to_fis()
572 	fis[11] = tf->hob_feature;  in ata_tf_to_fis()
574 	fis[12] = tf->nsect;  in ata_tf_to_fis()
575 	fis[13] = tf->hob_nsect;  in ata_tf_to_fis()
576 	fis[14] = 0;  in ata_tf_to_fis()
577 	fis[15] = tf->ctl;  in ata_tf_to_fis()
579 	fis[16] = tf->auxiliary & 0xff;  in ata_tf_to_fis()
580 	fis[17] = (tf->auxiliary >> 8) & 0xff;  in ata_tf_to_fis()
581 	fis[18] = (tf->auxiliary >> 16) & 0xff;  in ata_tf_to_fis()
582 	fis[19] = (tf->auxiliary >> 24) & 0xff;  in ata_tf_to_fis()
596 void ata_tf_from_fis(const u8 *fis, struct ata_taskfile *tf)  in ata_tf_from_fis()  argument
598 	tf->command	= fis[2];	/* status */  in ata_tf_from_fis()
599 	tf->feature	= fis[3];	/* error */  in ata_tf_from_fis()
601 	tf->lbal	= fis[4];  in ata_tf_from_fis()
602 	tf->lbam	= fis[5];  in ata_tf_from_fis()
603 	tf->lbah	= fis[6];  in ata_tf_from_fis()
604 	tf->device	= fis[7];  in ata_tf_from_fis()
606 	tf->hob_lbal	= fis[8];  in ata_tf_from_fis()
607 	tf->hob_lbam	= fis[9];  in ata_tf_from_fis()
608 	tf->hob_lbah	= fis[10];  in ata_tf_from_fis()
610 	tf->nsect	= fis[12];  in ata_tf_from_fis()
611 	tf->hob_nsect	= fis[13];  in ata_tf_from_fis()