1202 	struct lcb *	lp[MAX_LUN];	/* The lcb's of this tcb	*/  member
1952 static	void	ncr_start_next_ccb (struct ncb *np, struct lcb * lp, int maxn);
4123 	struct lcb *lp = tp->lp[sdev->lun];  in ncr_queue_command()  local
4209 		if (lp && time_after(jiffies, lp->tags_stime)) {  in ncr_queue_command()
4210 			if (lp->tags_smap) {  in ncr_queue_command()
4217 			lp->tags_stime = jiffies + 3*HZ;  in ncr_queue_command()
4218 			lp->tags_smap = lp->tags_umap;  in ncr_queue_command()
4275 	if ((!tp->widedone || !tp->period) && !tp->nego_cp && lp) {  in ncr_queue_command()
4407 	if (lp)  in ncr_queue_command()
4408 		ncr_start_next_ccb(np, lp, 2);  in ncr_queue_command()
4428 static void ncr_start_next_ccb(struct ncb *np, struct lcb *lp, int maxn)  in ncr_start_next_ccb()  argument
4433 	if (lp->held_ccb)  in ncr_start_next_ccb()
4436 	while (maxn-- && lp->queuedccbs < lp->queuedepth) {  in ncr_start_next_ccb()
4437 		qp = ncr_list_pop(&lp->wait_ccbq);  in ncr_start_next_ccb()
4440 		++lp->queuedccbs;  in ncr_start_next_ccb()
4442 		list_add_tail(qp, &lp->busy_ccbq);  in ncr_start_next_ccb()
4443 		lp->jump_ccb[cp->tag == NO_TAG ? 0 : cp->tag] =  in ncr_start_next_ccb()
4708 	struct lcb *lp;  in ncr_detach()  local
4783 			lp = tp->lp[lun];  in ncr_detach()
4784 			if (lp) {  in ncr_detach()
4786 	printk("%s: freeing lp (%lx)\n", ncr_name(np), (u_long) lp);  in ncr_detach()
4788 				if (lp->jump_ccb != &lp->jump_ccb_0)  in ncr_detach()
4789 					m_free_dma(lp->jump_ccb,256,"JUMP_CCB");  in ncr_detach()
4790 				m_free_dma(lp, sizeof(*lp), "LCB");  in ncr_detach()
4820 	struct lcb *lp;  in ncr_complete()  local
4844 	lp = tp->lp[cmd->device->lun];  in ncr_complete()
4867 	if (lp && lp->held_ccb) {  in ncr_complete()
4868 		if (cp == lp->held_ccb) {  in ncr_complete()
4869 			list_splice_init(&lp->skip_ccbq, &lp->wait_ccbq);  in ncr_complete()
4870 			lp->held_ccb = NULL;  in ncr_complete()
4937 		if (!lp)  in ncr_complete()
4947 		if (lp && lp->usetags && lp->numtags < lp->maxtags) {  in ncr_complete()
4948 			++lp->num_good;  in ncr_complete()
4949 			if (lp->num_good >= 1000) {  in ncr_complete()
4950 				lp->num_good = 0;  in ncr_complete()
4951 				++lp->numtags;  in ncr_complete()
5063 	if (lp && lp->queuedccbs < lp->queuedepth &&  in ncr_complete()
5064 	    !list_empty(&lp->wait_ccbq))  in ncr_complete()
5065 		ncr_start_next_ccb(np, lp, 2);  in ncr_complete()
5095 	struct lcb *lp = tp->lp[cp->lun];  in ncr_ccb_skipped()  local
5097 	if (lp && cp != np->ccb) {  in ncr_ccb_skipped()
5101 		list_move_tail(&cp->link_ccbq, &lp->skip_ccbq);  in ncr_ccb_skipped()
5103 			--lp->queuedccbs;  in ncr_ccb_skipped()
5636 	struct lcb *lp = tp->lp[ln];  in ncr_setup_tags()  local
5642 	if ((!tp) || (!lp) || !sdev)  in ncr_setup_tags()
5648 	if (!lp->scdev_depth)  in ncr_setup_tags()
5656 	maxdepth = lp->scdev_depth;  in ncr_setup_tags()
5657 	if (maxdepth > lp->maxnxs)	maxdepth    = lp->maxnxs;  in ncr_setup_tags()
5658 	if (lp->maxtags > maxdepth)	lp->maxtags = maxdepth;  in ncr_setup_tags()
5659 	if (lp->numtags > maxdepth)	lp->numtags = maxdepth;  in ncr_setup_tags()
5666 	if (sdev->tagged_supported && lp->numtags > 1) {  in ncr_setup_tags()
5667 		reqtags = lp->numtags;  in ncr_setup_tags()
5675 	lp->numtags = reqtags;  in ncr_setup_tags()
5676 	if (lp->numtags > lp->maxtags)  in ncr_setup_tags()
5677 		lp->maxtags = lp->numtags;  in ncr_setup_tags()
5683 	if	(reqtags > 1 && lp->usetags) {	 /* Stay in tagged mode    */  in ncr_setup_tags()
5684 		if (lp->queuedepth == reqtags)	 /* Already announced	   */  in ncr_setup_tags()
5686 		lp->queuedepth	= reqtags;  in ncr_setup_tags()
5688 	else if	(reqtags <= 1 && !lp->usetags) { /* Stay in untagged mode  */  in ncr_setup_tags()
5689 		lp->queuedepth	= reqtags;  in ncr_setup_tags()
5693 		if (lp->busyccbs)		 /* If not yet safe, return */  in ncr_setup_tags()
5695 		lp->queuedepth	= reqtags;  in ncr_setup_tags()
5696 		lp->usetags	= reqtags > 1 ? 1 : 0;  in ncr_setup_tags()
5702 	lp->jump_tag.l_paddr = lp->usetags?  in ncr_setup_tags()
5710 		if (lp->usetags) {  in ncr_setup_tags()
6545 	struct lcb *lp	= tp->lp[cmd->device->lun];  in ncr_sir_to_redo()  local
6559 	if (lp) {  in ncr_sir_to_redo()
6560 		qp = lp->busy_ccbq.prev;  in ncr_sir_to_redo()
6561 		while (qp != &lp->busy_ccbq) {  in ncr_sir_to_redo()
6570 		lp->held_ccb = cp;	/* Requeue when this one completes */  in ncr_sir_to_redo()
6571 		disc_cnt = lp->queuedccbs - busy_cnt;  in ncr_sir_to_redo()
6581 		if (!lp)  in ncr_sir_to_redo()
6587 		if (disc_cnt < lp->numtags) {  in ncr_sir_to_redo()
6588 			lp->numtags	= disc_cnt > 2 ? disc_cnt : 2;  in ncr_sir_to_redo()
6589 			lp->num_good	= 0;  in ncr_sir_to_redo()
6725 		if (tp->lp[0]) {   in ncr_int_sir()
6726 			OUTL_DSP (scr_to_cpu(tp->lp[0]->jump_ccb[0]));  in ncr_int_sir()
7148 	struct lcb *lp = tp->lp[ln];  in ncr_get_ccb()  local
7155 	if (lp) {  in ncr_get_ccb()
7160 		if (lp->usetags && lp->busyccbs >= lp->maxnxs)  in ncr_get_ccb()
7166 		if (list_empty(&lp->free_ccbq))  in ncr_get_ccb()
7172 		qp = ncr_list_pop(&lp->free_ccbq);  in ncr_get_ccb()
7180 				list_add_tail(qp, &lp->wait_ccbq);  in ncr_get_ccb()
7181 				++lp->busyccbs;  in ncr_get_ccb()
7190 			if (lp->usetags)  in ncr_get_ccb()
7191 				tag = lp->cb_tags[lp->ia_tag];  in ncr_get_ccb()
7193 		else if (lp->actccbs > 0)  in ncr_get_ccb()
7222 	if (lp) {  in ncr_get_ccb()
7224 			++lp->ia_tag;  in ncr_get_ccb()
7225 			if (lp->ia_tag == MAX_TAGS)  in ncr_get_ccb()
7226 				lp->ia_tag = 0;  in ncr_get_ccb()
7227 			lp->tags_umap |= (((tagmap_t) 1) << tag);  in ncr_get_ccb()
7257 	struct lcb *lp = tp->lp[cp->lun];  in ncr_free_ccb()  local
7268 	if (lp) {  in ncr_free_ccb()
7270 			lp->cb_tags[lp->if_tag++] = cp->tag;  in ncr_free_ccb()
7271 			if (lp->if_tag == MAX_TAGS)  in ncr_free_ccb()
7272 				lp->if_tag = 0;  in ncr_free_ccb()
7273 			lp->tags_umap &= ~(((tagmap_t) 1) << cp->tag);  in ncr_free_ccb()
7274 			lp->tags_smap &= lp->tags_umap;  in ncr_free_ccb()
7275 			lp->jump_ccb[cp->tag] =  in ncr_free_ccb()
7278 			lp->jump_ccb[0] =  in ncr_free_ccb()
7287 	if (lp) {  in ncr_free_ccb()
7289 			list_move(&cp->link_ccbq, &lp->free_ccbq);  in ncr_free_ccb()
7290 		--lp->busyccbs;  in ncr_free_ccb()
7292 			--lp->queuedccbs;  in ncr_free_ccb()
7358 	struct lcb *lp = tp->lp[ln];  in ncr_alloc_ccb()  local
7371 	lp->actccbs++;  in ncr_alloc_ccb()
7383 	list_add(&cp->link_ccbq, &lp->free_ccbq);  in ncr_alloc_ccb()
7494 	struct lcb *lp = tp->lp[ln];  in ncr_alloc_lcb()  local
7501 	if (lp)  in ncr_alloc_lcb()
7502 		return lp;  in ncr_alloc_lcb()
7507 	lp = m_calloc_dma(sizeof(struct lcb), "LCB");  in ncr_alloc_lcb()
7508 	if (!lp)  in ncr_alloc_lcb()
7510 	memset(lp, 0, sizeof(*lp));  in ncr_alloc_lcb()
7511 	tp->lp[ln] = lp;  in ncr_alloc_lcb()
7522 	INIT_LIST_HEAD(&lp->free_ccbq);  in ncr_alloc_lcb()
7523 	INIT_LIST_HEAD(&lp->busy_ccbq);  in ncr_alloc_lcb()
7524 	INIT_LIST_HEAD(&lp->wait_ccbq);  in ncr_alloc_lcb()
7525 	INIT_LIST_HEAD(&lp->skip_ccbq);  in ncr_alloc_lcb()
7531 	lp->maxnxs	= 1;  in ncr_alloc_lcb()
7532 	lp->jump_ccb	= &lp->jump_ccb_0;  in ncr_alloc_lcb()
7533 	lp->p_jump_ccb	= cpu_to_scr(vtobus(lp->jump_ccb));  in ncr_alloc_lcb()
7546 	lp->jump_lcb.l_cmd   =  in ncr_alloc_lcb()
7548 	lp->jump_lcb.l_paddr = tp->jump_lcb[lh].l_paddr;  in ncr_alloc_lcb()
7550 	lp->load_jump_ccb[0] = cpu_to_scr(copy_4);  in ncr_alloc_lcb()
7551 	lp->load_jump_ccb[1] = cpu_to_scr(vtobus (&lp->p_jump_ccb));  in ncr_alloc_lcb()
7552 	lp->load_jump_ccb[2] = cpu_to_scr(ncr_reg_bus_addr(nc_temp));  in ncr_alloc_lcb()
7554 	lp->jump_tag.l_cmd   = cpu_to_scr(SCR_JUMP);  in ncr_alloc_lcb()
7555 	lp->jump_tag.l_paddr = cpu_to_scr(NCB_SCRIPT_PHYS (np, resel_notag));  in ncr_alloc_lcb()
7560 	tp->jump_lcb[lh].l_paddr = cpu_to_scr(vtobus (&lp->jump_lcb));  in ncr_alloc_lcb()
7565 	lp->busyccbs	= 1;  in ncr_alloc_lcb()
7566 	lp->queuedccbs	= 1;  in ncr_alloc_lcb()
7567 	lp->queuedepth	= 1;  in ncr_alloc_lcb()
7569 	return lp;  in ncr_alloc_lcb()
7585 	struct lcb *lp = tp->lp[ln];  in ncr_setup_lcb()  local
7588 	if (!lp && !(lp = ncr_alloc_lcb(np, tn, ln)))  in ncr_setup_lcb()
7595 	if (sdev->tagged_supported && lp->jump_ccb == &lp->jump_ccb_0) {  in ncr_setup_lcb()
7597 		lp->jump_ccb = m_calloc_dma(256, "JUMP_CCB");  in ncr_setup_lcb()
7598 		if (!lp->jump_ccb) {  in ncr_setup_lcb()
7599 			lp->jump_ccb = &lp->jump_ccb_0;  in ncr_setup_lcb()
7602 		lp->p_jump_ccb = cpu_to_scr(vtobus(lp->jump_ccb));  in ncr_setup_lcb()
7604 			lp->jump_ccb[i] =  in ncr_setup_lcb()
7607 			lp->cb_tags[i] = i;  in ncr_setup_lcb()
7608 		lp->maxnxs = MAX_TAGS;  in ncr_setup_lcb()
7609 		lp->tags_stime = jiffies + 3*HZ;  in ncr_setup_lcb()
7615 	return lp;  in ncr_setup_lcb()
7978 	struct lcb *lp = tp->lp[device->lun];  local
8011 	if (lp) {
8012 		lp->numtags = lp->maxtags = numtags;
8013 		lp->scdev_depth = depth_to_use;