144 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat_dca_add_requester()  local
155 	if (ioatdca->requester_count == ioatdca->max_requesters)  in ioat_dca_add_requester()
158 	for (i = 0; i < ioatdca->max_requesters; i++) {  in ioat_dca_add_requester()
159 		if (ioatdca->req_slots[i].pdev == NULL) {  in ioat_dca_add_requester()
161 			ioatdca->requester_count++;  in ioat_dca_add_requester()
162 			ioatdca->req_slots[i].pdev = pdev;  in ioat_dca_add_requester()
163 			ioatdca->req_slots[i].rid = id;  in ioat_dca_add_requester()
164 			writew(id, ioatdca->dca_base + (i * 4));  in ioat_dca_add_requester()
166 			writeb(0, ioatdca->dca_base + (i * 4) + 2);  in ioat_dca_add_requester()
177 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat_dca_remove_requester()  local
186 	for (i = 0; i < ioatdca->max_requesters; i++) {  in ioat_dca_remove_requester()
187 		if (ioatdca->req_slots[i].pdev == pdev) {  in ioat_dca_remove_requester()
188 			writew(0, ioatdca->dca_base + (i * 4));  in ioat_dca_remove_requester()
189 			ioatdca->req_slots[i].pdev = NULL;  in ioat_dca_remove_requester()
190 			ioatdca->req_slots[i].rid = 0;  in ioat_dca_remove_requester()
191 			ioatdca->requester_count--;  in ioat_dca_remove_requester()
202 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat_dca_get_tag()  local
210 		entry = ioatdca->tag_map[i];  in ioat_dca_get_tag()
225 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat_dca_dev_managed()  local
230 	for (i = 0; i < ioatdca->max_requesters; i++) {  in ioat_dca_dev_managed()
231 		if (ioatdca->req_slots[i].pdev == pdev)  in ioat_dca_dev_managed()
249 	struct ioat_dca_priv *ioatdca;  in ioat_dca_init()  local
292 			sizeof(*ioatdca) +  in ioat_dca_init()
297 	ioatdca = dca_priv(dca);  in ioat_dca_init()
298 	ioatdca->max_requesters = max_requesters;  in ioat_dca_init()
299 	ioatdca->dca_base = iobase + 0x54;  in ioat_dca_init()
303 		ioatdca->tag_map[i] = tag_map[i];  in ioat_dca_init()
317 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat2_dca_add_requester()  local
329 	if (ioatdca->requester_count == ioatdca->max_requesters)  in ioat2_dca_add_requester()
332 	for (i = 0; i < ioatdca->max_requesters; i++) {  in ioat2_dca_add_requester()
333 		if (ioatdca->req_slots[i].pdev == NULL) {  in ioat2_dca_add_requester()
335 			ioatdca->requester_count++;  in ioat2_dca_add_requester()
336 			ioatdca->req_slots[i].pdev = pdev;  in ioat2_dca_add_requester()
337 			ioatdca->req_slots[i].rid = id;  in ioat2_dca_add_requester()
339 			      readw(ioatdca->dca_base + IOAT_DCA_GREQID_OFFSET);  in ioat2_dca_add_requester()
341 			       ioatdca->iobase + global_req_table + (i * 4));  in ioat2_dca_add_requester()
352 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat2_dca_remove_requester()  local
362 	for (i = 0; i < ioatdca->max_requesters; i++) {  in ioat2_dca_remove_requester()
363 		if (ioatdca->req_slots[i].pdev == pdev) {  in ioat2_dca_remove_requester()
365 			      readw(ioatdca->dca_base + IOAT_DCA_GREQID_OFFSET);  in ioat2_dca_remove_requester()
366 			writel(0, ioatdca->iobase + global_req_table + (i * 4));  in ioat2_dca_remove_requester()
367 			ioatdca->req_slots[i].pdev = NULL;  in ioat2_dca_remove_requester()
368 			ioatdca->req_slots[i].rid = 0;  in ioat2_dca_remove_requester()
369 			ioatdca->requester_count--;  in ioat2_dca_remove_requester()
415 	struct ioat_dca_priv *ioatdca;  in ioat2_dca_init()  local
437 				 sizeof(*ioatdca)  in ioat2_dca_init()
442 	ioatdca = dca_priv(dca);  in ioat2_dca_init()
443 	ioatdca->iobase = iobase;  in ioat2_dca_init()
444 	ioatdca->dca_base = iobase + dca_offset;  in ioat2_dca_init()
445 	ioatdca->max_requesters = slots;  in ioat2_dca_init()
448 	csi_fsb_control = readw(ioatdca->dca_base + IOAT_FSB_CAP_ENABLE_OFFSET);  in ioat2_dca_init()
452 		       ioatdca->dca_base + IOAT_FSB_CAP_ENABLE_OFFSET);  in ioat2_dca_init()
454 	pcie_control = readw(ioatdca->dca_base + IOAT_PCI_CAP_ENABLE_OFFSET);  in ioat2_dca_init()
458 		       ioatdca->dca_base + IOAT_PCI_CAP_ENABLE_OFFSET);  in ioat2_dca_init()
465 	tag_map = readl(ioatdca->dca_base + IOAT_APICID_TAG_MAP_OFFSET);  in ioat2_dca_init()
469 			ioatdca->tag_map[i] = bit | DCA_TAG_MAP_VALID;  in ioat2_dca_init()
471 			ioatdca->tag_map[i] = 0;  in ioat2_dca_init()
474 	if (!dca2_tag_map_valid(ioatdca->tag_map)) {  in ioat2_dca_init()
492 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat3_dca_add_requester()  local
504 	if (ioatdca->requester_count == ioatdca->max_requesters)  in ioat3_dca_add_requester()
507 	for (i = 0; i < ioatdca->max_requesters; i++) {  in ioat3_dca_add_requester()
508 		if (ioatdca->req_slots[i].pdev == NULL) {  in ioat3_dca_add_requester()
510 			ioatdca->requester_count++;  in ioat3_dca_add_requester()
511 			ioatdca->req_slots[i].pdev = pdev;  in ioat3_dca_add_requester()
512 			ioatdca->req_slots[i].rid = id;  in ioat3_dca_add_requester()
514 			      readw(ioatdca->dca_base + IOAT3_DCA_GREQID_OFFSET);  in ioat3_dca_add_requester()
516 			       ioatdca->iobase + global_req_table + (i * 4));  in ioat3_dca_add_requester()
527 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat3_dca_remove_requester()  local
537 	for (i = 0; i < ioatdca->max_requesters; i++) {  in ioat3_dca_remove_requester()
538 		if (ioatdca->req_slots[i].pdev == pdev) {  in ioat3_dca_remove_requester()
540 			      readw(ioatdca->dca_base + IOAT3_DCA_GREQID_OFFSET);  in ioat3_dca_remove_requester()
541 			writel(0, ioatdca->iobase + global_req_table + (i * 4));  in ioat3_dca_remove_requester()
542 			ioatdca->req_slots[i].pdev = NULL;  in ioat3_dca_remove_requester()
543 			ioatdca->req_slots[i].rid = 0;  in ioat3_dca_remove_requester()
544 			ioatdca->requester_count--;  in ioat3_dca_remove_requester()
557 	struct ioat_dca_priv *ioatdca = dca_priv(dca);  in ioat3_dca_get_tag()  local
565 		entry = ioatdca->tag_map[i];  in ioat3_dca_get_tag()
611 	struct ioat_dca_priv *ioatdca;  in ioat3_dca_init()  local
640 				 sizeof(*ioatdca)  in ioat3_dca_init()
645 	ioatdca = dca_priv(dca);  in ioat3_dca_init()
646 	ioatdca->iobase = iobase;  in ioat3_dca_init()
647 	ioatdca->dca_base = iobase + dca_offset;  in ioat3_dca_init()
648 	ioatdca->max_requesters = slots;  in ioat3_dca_init()
651 	csi_fsb_control = readw(ioatdca->dca_base + IOAT3_CSI_CONTROL_OFFSET);  in ioat3_dca_init()
655 		       ioatdca->dca_base + IOAT3_CSI_CONTROL_OFFSET);  in ioat3_dca_init()
657 	pcie_control = readw(ioatdca->dca_base + IOAT3_PCI_CONTROL_OFFSET);  in ioat3_dca_init()
661 		       ioatdca->dca_base + IOAT3_PCI_CONTROL_OFFSET);  in ioat3_dca_init()
669 		readl(ioatdca->dca_base + IOAT3_APICID_TAG_MAP_OFFSET_LOW);  in ioat3_dca_init()
671 		readl(ioatdca->dca_base + IOAT3_APICID_TAG_MAP_OFFSET_HIGH);  in ioat3_dca_init()
674 		ioatdca->tag_map[i] = bit & DCA_TAG_MAP_MASK;  in ioat3_dca_init()