drivers/scsi/ncr53c8xx.c

628 	"led:"    "wide:"
1017 #define HS_NEGOTIATE	(2)	/* sync/wide data transfer*/
1165 	**	register (sync/wide mode).
1210 	**	negotiation of wide and synch transfer and device quirks.
1548 	**	While negotiating sync or wide transfer,
1932 static	void	ncr_setwide	(struct ncb *np, struct ccb *cp, u_char wide, u_char ack);
3931 	**	Allow to override sync, wide and NOSCAN from
4030 	/* negotiate wide transfers ?  */
4064 					  "wide msgout":"sync_msgout", msgptr);
5212 **	Prepare the negotiation values for wide and
5261 	**	widedone=0: has to negotiate wide transfer
5319 **	a target according to new sync/wide agreement.
5404 **	Switch wide mode for current job and it's target
5412 static void ncr_setwide (struct ncb *np, struct ccb *cp, u_char wide, u_char ack)
5423 	tp->widedone  =  wide+1;
5424 	scntl3 = (tp->wval & (~EWS)) | (wide ? EWS : 0);
5429 	**	 Stop there if sync/wide parameters are unchanged
5634 **	wide/fastmode:
6109 		**	Check the sstat2 register in case of wide transfer.
6520 	u_char chg, ofs, per, fak, wide;
6596 **	We try to negotiate sync and wide transfer only after
6811 			ncr_print_msg(cp, "wide msgin", np->msgin);
6819 		wide = np->msgin[3];
6823 		**	      it CAN transfer wide.
6826 		if (wide && starget)
6833 		if (wide > tp->usrwide)
6834 			{chg = 1; wide = tp->usrwide;}
6837 			PRINT_ADDR(cp->cmd, "wide: wide=%d chg=%d.\n", wide,
6856 					spi_width(starget) = wide;
6857 					ncr_setwide(np, cp, wide, 1);
6875 		spi_width(starget) = wide;
6876 		ncr_setwide(np, cp, wide, 1);
6877 		spi_populate_width_msg(np->msgout, wide);
6884 			ncr_print_msg(cp, "wide msgout", np->msgin);