218 	int rc;  in digital_recv_dep_data_gather()  local
225 			rc = -ENOMEM;  in digital_recv_dep_data_gather()
238 				rc = -ENOMEM;  in digital_recv_dep_data_gather()
253 			rc = send_ack(ddev, data_exch);  in digital_recv_dep_data_gather()
254 			if (rc)  in digital_recv_dep_data_gather()
272 	return ERR_PTR(rc);  in digital_recv_dep_data_gather()
280 	int rc;  in digital_in_recv_psl_res()  local
283 		rc = PTR_ERR(resp);  in digital_in_recv_psl_res()
288 	rc = ddev->skb_check_crc(resp);  in digital_in_recv_psl_res()
289 	if (rc) {  in digital_in_recv_psl_res()
294 	rc = digital_skb_pull_dep_sod(ddev, resp);  in digital_in_recv_psl_res()
295 	if (rc) {  in digital_in_recv_psl_res()
305 		rc = -EIO;  in digital_in_recv_psl_res()
309 	rc = digital_in_configure_hw(ddev, NFC_DIGITAL_CONFIG_RF_TECH,  in digital_in_recv_psl_res()
311 	if (rc)  in digital_in_recv_psl_res()
314 	rc = digital_in_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,  in digital_in_recv_psl_res()
316 	if (rc)  in digital_in_recv_psl_res()
335 	if (rc)  in digital_in_recv_psl_res()
344 	int rc;  in digital_in_send_psl_req()  local
371 	rc = digital_in_send_cmd(ddev, skb, 500, digital_in_recv_psl_res,  in digital_in_send_psl_req()
373 	if (rc)  in digital_in_send_psl_req()
376 	return rc;  in digital_in_send_psl_req()
385 	int rc;  in digital_in_recv_atr_res()  local
388 		rc = PTR_ERR(resp);  in digital_in_recv_atr_res()
393 	rc = ddev->skb_check_crc(resp);  in digital_in_recv_atr_res()
394 	if (rc) {  in digital_in_recv_atr_res()
399 	rc = digital_skb_pull_dep_sod(ddev, resp);  in digital_in_recv_atr_res()
400 	if (rc) {  in digital_in_recv_atr_res()
406 		rc = -EIO;  in digital_in_recv_atr_res()
418 		rc = -EINVAL;  in digital_in_recv_atr_res()
422 	rc = nfc_set_remote_general_bytes(ddev->nfc_dev, atr_res->gb, gb_len);  in digital_in_recv_atr_res()
423 	if (rc)  in digital_in_recv_atr_res()
428 		rc = digital_in_send_psl_req(ddev, target);  in digital_in_recv_atr_res()
429 		if (!rc)  in digital_in_recv_atr_res()
433 	rc = nfc_dep_link_is_up(ddev->nfc_dev, target->idx, NFC_COMM_ACTIVE,  in digital_in_recv_atr_res()
441 	if (rc)  in digital_in_recv_atr_res()
452 	int rc;  in digital_in_send_atr_req()  local
495 	rc = digital_in_send_cmd(ddev, skb, 500, digital_in_recv_atr_res,  in digital_in_send_atr_req()
497 	if (rc)  in digital_in_send_atr_req()
500 	return rc;  in digital_in_send_atr_req()
508 	int rc;  in digital_in_send_ack()  local
530 	rc = digital_in_send_cmd(ddev, skb, 1500, digital_in_recv_dep_res,  in digital_in_send_ack()
532 	if (rc) {  in digital_in_send_ack()
538 	return rc;  in digital_in_send_ack()
546 	int rc;  in digital_in_send_nack()  local
565 	rc = digital_in_send_cmd(ddev, skb, 1500, digital_in_recv_dep_res,  in digital_in_send_nack()
567 	if (rc)  in digital_in_send_nack()
570 	return rc;  in digital_in_send_nack()
578 	int rc;  in digital_in_send_atn()  local
596 	rc = digital_in_send_cmd(ddev, skb, 1500, digital_in_recv_dep_res,  in digital_in_send_atn()
598 	if (rc)  in digital_in_send_atn()
601 	return rc;  in digital_in_send_atn()
609 	int rc;  in digital_in_send_rtox()  local
633 	rc = digital_in_send_cmd(ddev, skb, 1500, digital_in_recv_dep_res,  in digital_in_send_rtox()
635 	if (rc) {  in digital_in_send_rtox()
641 	return rc;  in digital_in_send_rtox()
661 	int rc;  in digital_in_recv_dep_res()  local
664 		rc = PTR_ERR(resp);  in digital_in_recv_dep_res()
667 		if (((rc != -ETIMEDOUT) || ddev->nack_count) &&  in digital_in_recv_dep_res()
671 			rc = digital_in_send_nack(ddev, data_exch);  in digital_in_recv_dep_res()
672 			if (rc)  in digital_in_recv_dep_res()
676 		} else if ((rc == -ETIMEDOUT) &&  in digital_in_recv_dep_res()
680 			rc = digital_in_send_atn(ddev, data_exch);  in digital_in_recv_dep_res()
681 			if (rc)  in digital_in_recv_dep_res()
690 	rc = digital_skb_pull_dep_sod(ddev, resp);  in digital_in_recv_dep_res()
691 	if (rc) {  in digital_in_recv_dep_res()
696 	rc = ddev->skb_check_crc(resp);  in digital_in_recv_dep_res()
697 	if (rc) {  in digital_in_recv_dep_res()
702 			rc = digital_in_send_nack(ddev, data_exch);  in digital_in_recv_dep_res()
703 			if (rc)  in digital_in_recv_dep_res()
719 		rc = -EMSGSIZE;  in digital_in_recv_dep_res()
728 		rc = -EIO;  in digital_in_recv_dep_res()
736 		rc = -EIO;  in digital_in_recv_dep_res()
741 		rc = -EIO;  in digital_in_recv_dep_res()
746 		rc = -EIO;  in digital_in_recv_dep_res()
756 			rc = -EIO;  in digital_in_recv_dep_res()
770 			rc = PTR_ERR(resp);  in digital_in_recv_dep_res()
782 		rc = 0;  in digital_in_recv_dep_res()
788 			rc = -EIO;  in digital_in_recv_dep_res()
799 			rc = digital_in_send_dep_req(ddev, NULL,  in digital_in_recv_dep_res()
802 			if (rc)  in digital_in_recv_dep_res()
809 		rc = -EINVAL;  in digital_in_recv_dep_res()
814 			rc = digital_in_send_saved_skb(ddev, data_exch);  in digital_in_recv_dep_res()
815 			if (rc) {  in digital_in_recv_dep_res()
826 		rc = digital_in_send_rtox(ddev, data_exch, resp->data[0]);  in digital_in_recv_dep_res()
827 		if (rc)  in digital_in_recv_dep_res()
835 	data_exch->cb(data_exch->cb_context, resp, rc);  in digital_in_recv_dep_res()
846 	if (rc)  in digital_in_recv_dep_res()
856 	int rc;  in digital_in_send_dep_req()  local
882 	rc = digital_in_send_cmd(ddev, tmp_skb, 1500, digital_in_recv_dep_res,  in digital_in_send_dep_req()
884 	if (rc) {  in digital_in_send_dep_req()
895 	return rc;  in digital_in_send_dep_req()
930 	int rc;  in digital_tg_send_ack()  local
962 	rc = digital_tg_send_cmd(ddev, skb, 1500, digital_tg_recv_dep_req,  in digital_tg_send_ack()
964 	if (rc) {  in digital_tg_send_ack()
970 	return rc;  in digital_tg_send_ack()
977 	int rc;  in digital_tg_send_atn()  local
1002 	rc = digital_tg_send_cmd(ddev, skb, 1500, digital_tg_recv_dep_req,  in digital_tg_send_atn()
1004 	if (rc)  in digital_tg_send_atn()
1007 	return rc;  in digital_tg_send_atn()
1022 	int rc;  in digital_tg_recv_dep_req()  local
1028 		rc = PTR_ERR(resp);  in digital_tg_recv_dep_req()
1033 	rc = ddev->skb_check_crc(resp);  in digital_tg_recv_dep_req()
1034 	if (rc) {  in digital_tg_recv_dep_req()
1039 	rc = digital_skb_pull_dep_sod(ddev, resp);  in digital_tg_recv_dep_req()
1040 	if (rc) {  in digital_tg_recv_dep_req()
1046 		rc = -EMSGSIZE;  in digital_tg_recv_dep_req()
1055 		rc = -EIO;  in digital_tg_recv_dep_req()
1065 			rc = -EIO;  in digital_tg_recv_dep_req()
1069 		rc = -EIO;  in digital_tg_recv_dep_req()
1074 		rc = -EIO;  in digital_tg_recv_dep_req()
1079 		rc = -EIO;  in digital_tg_recv_dep_req()
1093 			rc = -EIO;  in digital_tg_recv_dep_req()
1100 			rc = digital_tg_send_saved_skb(ddev);  in digital_tg_recv_dep_req()
1101 			if (rc)  in digital_tg_recv_dep_req()
1113 			rc = PTR_ERR(resp);  in digital_tg_recv_dep_req()
1125 		rc = 0;  in digital_tg_recv_dep_req()
1135 				rc = -EIO;  in digital_tg_recv_dep_req()
1142 				rc = digital_tg_send_saved_skb(ddev);  in digital_tg_recv_dep_req()
1143 				if (rc)  in digital_tg_recv_dep_req()
1152 			rc = digital_tg_send_dep_res(ddev, ddev->chaining_skb);  in digital_tg_recv_dep_req()
1153 			if (rc)  in digital_tg_recv_dep_req()
1159 				rc = -EIO;  in digital_tg_recv_dep_req()
1165 			rc = digital_tg_send_saved_skb(ddev);  in digital_tg_recv_dep_req()
1166 			if (rc) {  in digital_tg_recv_dep_req()
1175 			rc = -EINVAL;  in digital_tg_recv_dep_req()
1179 		rc = digital_tg_send_atn(ddev);  in digital_tg_recv_dep_req()
1180 		if (rc)  in digital_tg_recv_dep_req()
1189 	rc = nfc_tm_data_received(ddev->nfc_dev, resp);  in digital_tg_recv_dep_req()
1200 	if (rc)  in digital_tg_recv_dep_req()
1208 	int rc;  in digital_tg_send_dep_res()  local
1241 	rc = digital_tg_send_cmd(ddev, tmp_skb, 1500, digital_tg_recv_dep_req,  in digital_tg_send_dep_res()
1243 	if (rc) {  in digital_tg_send_dep_res()
1254 	return rc;  in digital_tg_send_dep_res()
1279 	int rc;  in digital_tg_send_psl_res()  local
1299 	rc = digital_tg_send_cmd(ddev, skb, 0, digital_tg_send_psl_res_complete,  in digital_tg_send_psl_res()
1301 	if (rc)  in digital_tg_send_psl_res()
1304 	return rc;  in digital_tg_send_psl_res()
1310 	int rc;  in digital_tg_recv_psl_req()  local
1316 		rc = PTR_ERR(resp);  in digital_tg_recv_psl_req()
1321 	rc = ddev->skb_check_crc(resp);  in digital_tg_recv_psl_req()
1322 	if (rc) {  in digital_tg_recv_psl_req()
1327 	rc = digital_skb_pull_dep_sod(ddev, resp);  in digital_tg_recv_psl_req()
1328 	if (rc) {  in digital_tg_recv_psl_req()
1338 		rc = -EIO;  in digital_tg_recv_psl_req()
1363 		rc = -EINVAL;  in digital_tg_recv_psl_req()
1370 	rc = digital_tg_send_psl_res(ddev, psl_req->did, rf_tech);  in digital_tg_recv_psl_req()
1405 	int rc;  in digital_tg_send_atr_res()  local
1442 	rc = digital_tg_send_cmd(ddev, skb, 999,  in digital_tg_send_atr_res()
1444 	if (rc)  in digital_tg_send_atr_res()
1447 	return rc;  in digital_tg_send_atr_res()
1453 	int rc;  in digital_tg_recv_atr_req()  local
1459 		rc = PTR_ERR(resp);  in digital_tg_recv_atr_req()
1465 		rc = -EIO;  in digital_tg_recv_atr_req()
1478 		rc = -EIO;  in digital_tg_recv_atr_req()
1484 	rc = ddev->skb_check_crc(resp);  in digital_tg_recv_atr_req()
1485 	if (rc) {  in digital_tg_recv_atr_req()
1490 	rc = digital_skb_pull_dep_sod(ddev, resp);  in digital_tg_recv_atr_req()
1491 	if (rc) {  in digital_tg_recv_atr_req()
1501 		rc = -EINVAL;  in digital_tg_recv_atr_req()
1509 		rc = -EINVAL;  in digital_tg_recv_atr_req()
1515 	rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,  in digital_tg_recv_atr_req()
1517 	if (rc)  in digital_tg_recv_atr_req()
1520 	rc = digital_tg_send_atr_res(ddev, atr_req);  in digital_tg_recv_atr_req()
1521 	if (rc)  in digital_tg_recv_atr_req()
1529 	rc = nfc_tm_activated(ddev->nfc_dev, NFC_PROTO_NFC_DEP_MASK,  in digital_tg_recv_atr_req()
1531 	if (rc) {  in digital_tg_recv_atr_req()
1536 	rc = 0;  in digital_tg_recv_atr_req()
1538 	if (rc)  in digital_tg_recv_atr_req()