Lines Matching refs:ddev
106 static void digital_in_recv_dep_res(struct nfc_digital_dev *ddev, void *arg,
108 static void digital_tg_recv_dep_req(struct nfc_digital_dev *ddev, void *arg,
168 static void digital_skb_push_dep_sod(struct nfc_digital_dev *ddev, in digital_skb_push_dep_sod() argument
175 if (ddev->curr_rf_tech == NFC_DIGITAL_RF_TECH_106A) in digital_skb_push_dep_sod()
179 static int digital_skb_pull_dep_sod(struct nfc_digital_dev *ddev, in digital_skb_pull_dep_sod() argument
187 if (ddev->curr_rf_tech == NFC_DIGITAL_RF_TECH_106A) in digital_skb_pull_dep_sod()
200 digital_send_dep_data_prep(struct nfc_digital_dev *ddev, struct sk_buff *skb, in digital_send_dep_data_prep() argument
206 if (skb->len > ddev->remote_payload_max) { in digital_send_dep_data_prep()
209 new_skb = digital_skb_alloc(ddev, ddev->remote_payload_max); in digital_send_dep_data_prep()
211 kfree_skb(ddev->chaining_skb); in digital_send_dep_data_prep()
212 ddev->chaining_skb = NULL; in digital_send_dep_data_prep()
217 skb_put_data(new_skb, skb->data, ddev->remote_payload_max); in digital_send_dep_data_prep()
218 skb_pull(skb, ddev->remote_payload_max); in digital_send_dep_data_prep()
220 ddev->chaining_skb = skb; in digital_send_dep_data_prep()
221 ddev->data_exch = data_exch; in digital_send_dep_data_prep()
223 ddev->chaining_skb = NULL; in digital_send_dep_data_prep()
231 digital_recv_dep_data_gather(struct nfc_digital_dev *ddev, u8 pfb, in digital_recv_dep_data_gather() argument
233 int (*send_ack)(struct nfc_digital_dev *ddev, in digital_recv_dep_data_gather() argument
241 if (DIGITAL_NFC_DEP_MI_BIT_SET(pfb) && (!ddev->chaining_skb)) { in digital_recv_dep_data_gather()
242 ddev->chaining_skb = in digital_recv_dep_data_gather()
243 nfc_alloc_recv_skb(8 * ddev->local_payload_max, in digital_recv_dep_data_gather()
245 if (!ddev->chaining_skb) { in digital_recv_dep_data_gather()
251 if (ddev->chaining_skb) { in digital_recv_dep_data_gather()
252 if (resp->len > skb_tailroom(ddev->chaining_skb)) { in digital_recv_dep_data_gather()
253 new_skb = skb_copy_expand(ddev->chaining_skb, in digital_recv_dep_data_gather()
255 ddev->chaining_skb), in digital_recv_dep_data_gather()
256 8 * ddev->local_payload_max, in digital_recv_dep_data_gather()
263 kfree_skb(ddev->chaining_skb); in digital_recv_dep_data_gather()
264 ddev->chaining_skb = new_skb; in digital_recv_dep_data_gather()
267 skb_put_data(ddev->chaining_skb, resp->data, resp->len); in digital_recv_dep_data_gather()
273 rc = send_ack(ddev, data_exch); in digital_recv_dep_data_gather()
280 resp = ddev->chaining_skb; in digital_recv_dep_data_gather()
281 ddev->chaining_skb = NULL; in digital_recv_dep_data_gather()
289 kfree_skb(ddev->chaining_skb); in digital_recv_dep_data_gather()
290 ddev->chaining_skb = NULL; in digital_recv_dep_data_gather()
295 static void digital_in_recv_psl_res(struct nfc_digital_dev *ddev, void *arg, in digital_in_recv_psl_res() argument
308 rc = ddev->skb_check_crc(resp); in digital_in_recv_psl_res()
314 rc = digital_skb_pull_dep_sod(ddev, resp); in digital_in_recv_psl_res()
329 rc = digital_in_configure_hw(ddev, NFC_DIGITAL_CONFIG_RF_TECH, in digital_in_recv_psl_res()
334 rc = digital_in_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING, in digital_in_recv_psl_res()
339 if (!DIGITAL_DRV_CAPS_IN_CRC(ddev) && in digital_in_recv_psl_res()
340 (ddev->curr_rf_tech == NFC_DIGITAL_RF_TECH_106A)) { in digital_in_recv_psl_res()
341 ddev->skb_add_crc = digital_skb_add_crc_f; in digital_in_recv_psl_res()
342 ddev->skb_check_crc = digital_skb_check_crc_f; in digital_in_recv_psl_res()
345 ddev->curr_rf_tech = NFC_DIGITAL_RF_TECH_424F; in digital_in_recv_psl_res()
347 nfc_dep_link_is_up(ddev->nfc_dev, target->idx, NFC_COMM_ACTIVE, in digital_in_recv_psl_res()
350 ddev->curr_nfc_dep_pni = 0; in digital_in_recv_psl_res()
356 ddev->curr_protocol = 0; in digital_in_recv_psl_res()
359 static int digital_in_send_psl_req(struct nfc_digital_dev *ddev, in digital_in_send_psl_req() argument
367 skb = digital_skb_alloc(ddev, sizeof(*psl_req)); in digital_in_send_psl_req()
380 payload_size = min(ddev->local_payload_max, ddev->remote_payload_max); in digital_in_send_psl_req()
384 ddev->local_payload_max = payload_size; in digital_in_send_psl_req()
385 ddev->remote_payload_max = payload_size; in digital_in_send_psl_req()
387 digital_skb_push_dep_sod(ddev, skb); in digital_in_send_psl_req()
389 ddev->skb_add_crc(skb); in digital_in_send_psl_req()
391 rc = digital_in_send_cmd(ddev, skb, ddev->dep_rwt, in digital_in_send_psl_req()
399 static void digital_in_recv_atr_res(struct nfc_digital_dev *ddev, void *arg, in digital_in_recv_atr_res() argument
414 rc = ddev->skb_check_crc(resp); in digital_in_recv_atr_res()
420 rc = digital_skb_pull_dep_sod(ddev, resp); in digital_in_recv_atr_res()
438 ddev->dep_rwt = digital_rwt_map[wt]; in digital_in_recv_atr_res()
441 ddev->remote_payload_max = digital_payload_bits_to_size(payload_bits); in digital_in_recv_atr_res()
443 if (!ddev->remote_payload_max) { in digital_in_recv_atr_res()
448 rc = nfc_set_remote_general_bytes(ddev->nfc_dev, atr_res->gb, gb_len); in digital_in_recv_atr_res()
452 if ((ddev->protocols & NFC_PROTO_FELICA_MASK) && in digital_in_recv_atr_res()
453 (ddev->curr_rf_tech != NFC_DIGITAL_RF_TECH_424F)) { in digital_in_recv_atr_res()
454 rc = digital_in_send_psl_req(ddev, target); in digital_in_recv_atr_res()
459 rc = nfc_dep_link_is_up(ddev->nfc_dev, target->idx, NFC_COMM_ACTIVE, in digital_in_recv_atr_res()
462 ddev->curr_nfc_dep_pni = 0; in digital_in_recv_atr_res()
468 ddev->curr_protocol = 0; in digital_in_recv_atr_res()
471 int digital_in_send_atr_req(struct nfc_digital_dev *ddev, in digital_in_send_atr_req() argument
488 skb = digital_skb_alloc(ddev, size); in digital_in_send_atr_req()
508 ddev->local_payload_max = DIGITAL_PAYLOAD_SIZE_MAX; in digital_in_send_atr_req()
509 payload_bits = digital_payload_size_to_bits(ddev->local_payload_max); in digital_in_send_atr_req()
517 digital_skb_push_dep_sod(ddev, skb); in digital_in_send_atr_req()
519 ddev->skb_add_crc(skb); in digital_in_send_atr_req()
521 rc = digital_in_send_cmd(ddev, skb, DIGITAL_ATR_RES_RWT, in digital_in_send_atr_req()
529 static int digital_in_send_ack(struct nfc_digital_dev *ddev, in digital_in_send_ack() argument
536 skb = digital_skb_alloc(ddev, 1); in digital_in_send_ack()
547 ddev->curr_nfc_dep_pni; in digital_in_send_ack()
549 digital_skb_push_dep_sod(ddev, skb); in digital_in_send_ack()
551 ddev->skb_add_crc(skb); in digital_in_send_ack()
553 ddev->saved_skb = pskb_copy(skb, GFP_KERNEL); in digital_in_send_ack()
555 rc = digital_in_send_cmd(ddev, skb, ddev->dep_rwt, in digital_in_send_ack()
559 kfree_skb(ddev->saved_skb); in digital_in_send_ack()
560 ddev->saved_skb = NULL; in digital_in_send_ack()
566 static int digital_in_send_nack(struct nfc_digital_dev *ddev, in digital_in_send_nack() argument
573 skb = digital_skb_alloc(ddev, 1); in digital_in_send_nack()
584 DIGITAL_NFC_DEP_PFB_NACK_BIT | ddev->curr_nfc_dep_pni; in digital_in_send_nack()
586 digital_skb_push_dep_sod(ddev, skb); in digital_in_send_nack()
588 ddev->skb_add_crc(skb); in digital_in_send_nack()
590 rc = digital_in_send_cmd(ddev, skb, ddev->dep_rwt, in digital_in_send_nack()
598 static int digital_in_send_atn(struct nfc_digital_dev *ddev, in digital_in_send_atn() argument
605 skb = digital_skb_alloc(ddev, 1); in digital_in_send_atn()
617 digital_skb_push_dep_sod(ddev, skb); in digital_in_send_atn()
619 ddev->skb_add_crc(skb); in digital_in_send_atn()
621 rc = digital_in_send_cmd(ddev, skb, ddev->dep_rwt, in digital_in_send_atn()
629 static int digital_in_send_rtox(struct nfc_digital_dev *ddev, in digital_in_send_rtox() argument
637 rwt_int = ddev->dep_rwt * rtox; in digital_in_send_rtox()
641 skb = digital_skb_alloc(ddev, 1); in digital_in_send_rtox()
656 digital_skb_push_dep_sod(ddev, skb); in digital_in_send_rtox()
658 ddev->skb_add_crc(skb); in digital_in_send_rtox()
660 rc = digital_in_send_cmd(ddev, skb, rwt_int, in digital_in_send_rtox()
668 static int digital_in_send_saved_skb(struct nfc_digital_dev *ddev, in digital_in_send_saved_skb() argument
673 if (!ddev->saved_skb) in digital_in_send_saved_skb()
676 skb_get(ddev->saved_skb); in digital_in_send_saved_skb()
678 rc = digital_in_send_cmd(ddev, ddev->saved_skb, ddev->dep_rwt, in digital_in_send_saved_skb()
681 kfree_skb(ddev->saved_skb); in digital_in_send_saved_skb()
686 static void digital_in_recv_dep_res(struct nfc_digital_dev *ddev, void *arg, in digital_in_recv_dep_res() argument
700 if ((rc == -EIO || (rc == -ETIMEDOUT && ddev->nack_count)) && in digital_in_recv_dep_res()
701 (ddev->nack_count++ < DIGITAL_NFC_DEP_N_RETRY_NACK)) { in digital_in_recv_dep_res()
702 ddev->atn_count = 0; in digital_in_recv_dep_res()
704 rc = digital_in_send_nack(ddev, data_exch); in digital_in_recv_dep_res()
710 (ddev->atn_count++ < DIGITAL_NFC_DEP_N_RETRY_ATN)) { in digital_in_recv_dep_res()
711 ddev->nack_count = 0; in digital_in_recv_dep_res()
713 rc = digital_in_send_atn(ddev, data_exch); in digital_in_recv_dep_res()
723 rc = digital_skb_pull_dep_sod(ddev, resp); in digital_in_recv_dep_res()
729 rc = ddev->skb_check_crc(resp); in digital_in_recv_dep_res()
732 (ddev->nack_count++ < DIGITAL_NFC_DEP_N_RETRY_NACK)) { in digital_in_recv_dep_res()
733 ddev->atn_count = 0; in digital_in_recv_dep_res()
735 rc = digital_in_send_nack(ddev, data_exch); in digital_in_recv_dep_res()
748 ddev->atn_count = 0; in digital_in_recv_dep_res()
749 ddev->nack_count = 0; in digital_in_recv_dep_res()
751 if (resp->len > ddev->local_payload_max) { in digital_in_recv_dep_res()
787 if (DIGITAL_NFC_DEP_PFB_PNI(pfb) != ddev->curr_nfc_dep_pni) { in digital_in_recv_dep_res()
793 ddev->curr_nfc_dep_pni = in digital_in_recv_dep_res()
794 DIGITAL_NFC_DEP_PFB_PNI(ddev->curr_nfc_dep_pni + 1); in digital_in_recv_dep_res()
796 kfree_skb(ddev->saved_skb); in digital_in_recv_dep_res()
797 ddev->saved_skb = NULL; in digital_in_recv_dep_res()
799 resp = digital_recv_dep_data_gather(ddev, pfb, resp, in digital_in_recv_dep_res()
825 if (DIGITAL_NFC_DEP_PFB_PNI(pfb) != ddev->curr_nfc_dep_pni) { in digital_in_recv_dep_res()
831 ddev->curr_nfc_dep_pni = in digital_in_recv_dep_res()
832 DIGITAL_NFC_DEP_PFB_PNI(ddev->curr_nfc_dep_pni + 1); in digital_in_recv_dep_res()
834 if (!ddev->chaining_skb) { in digital_in_recv_dep_res()
843 kfree_skb(ddev->saved_skb); in digital_in_recv_dep_res()
844 ddev->saved_skb = NULL; in digital_in_recv_dep_res()
846 rc = digital_in_send_dep_req(ddev, NULL, in digital_in_recv_dep_res()
847 ddev->chaining_skb, in digital_in_recv_dep_res()
848 ddev->data_exch); in digital_in_recv_dep_res()
856 rc = digital_in_send_saved_skb(ddev, data_exch); in digital_in_recv_dep_res()
863 if (ddev->atn_count || ddev->nack_count) { in digital_in_recv_dep_res()
876 rc = digital_in_send_rtox(ddev, data_exch, rtox); in digital_in_recv_dep_res()
889 kfree_skb(ddev->chaining_skb); in digital_in_recv_dep_res()
890 ddev->chaining_skb = NULL; in digital_in_recv_dep_res()
892 kfree_skb(ddev->saved_skb); in digital_in_recv_dep_res()
893 ddev->saved_skb = NULL; in digital_in_recv_dep_res()
904 int digital_in_send_dep_req(struct nfc_digital_dev *ddev, in digital_in_send_dep_req() argument
918 dep_req->pfb = ddev->curr_nfc_dep_pni; in digital_in_send_dep_req()
920 ddev->atn_count = 0; in digital_in_send_dep_req()
921 ddev->nack_count = 0; in digital_in_send_dep_req()
923 chaining_skb = ddev->chaining_skb; in digital_in_send_dep_req()
925 tmp_skb = digital_send_dep_data_prep(ddev, skb, dep_req, data_exch); in digital_in_send_dep_req()
929 digital_skb_push_dep_sod(ddev, tmp_skb); in digital_in_send_dep_req()
931 ddev->skb_add_crc(tmp_skb); in digital_in_send_dep_req()
933 ddev->saved_skb = pskb_copy(tmp_skb, GFP_KERNEL); in digital_in_send_dep_req()
935 rc = digital_in_send_cmd(ddev, tmp_skb, ddev->dep_rwt, in digital_in_send_dep_req()
942 ddev->chaining_skb = NULL; in digital_in_send_dep_req()
944 kfree_skb(ddev->saved_skb); in digital_in_send_dep_req()
945 ddev->saved_skb = NULL; in digital_in_send_dep_req()
951 static void digital_tg_set_rf_tech(struct nfc_digital_dev *ddev, u8 rf_tech) in digital_tg_set_rf_tech() argument
953 ddev->curr_rf_tech = rf_tech; in digital_tg_set_rf_tech()
955 ddev->skb_add_crc = digital_skb_add_crc_none; in digital_tg_set_rf_tech()
956 ddev->skb_check_crc = digital_skb_check_crc_none; in digital_tg_set_rf_tech()
958 if (DIGITAL_DRV_CAPS_TG_CRC(ddev)) in digital_tg_set_rf_tech()
961 switch (ddev->curr_rf_tech) { in digital_tg_set_rf_tech()
963 ddev->skb_add_crc = digital_skb_add_crc_a; in digital_tg_set_rf_tech()
964 ddev->skb_check_crc = digital_skb_check_crc_a; in digital_tg_set_rf_tech()
969 ddev->skb_add_crc = digital_skb_add_crc_f; in digital_tg_set_rf_tech()
970 ddev->skb_check_crc = digital_skb_check_crc_f; in digital_tg_set_rf_tech()
978 static int digital_tg_send_ack(struct nfc_digital_dev *ddev, in digital_tg_send_ack() argument
985 skb = digital_skb_alloc(ddev, 1); in digital_tg_send_ack()
996 ddev->curr_nfc_dep_pni; in digital_tg_send_ack()
998 if (ddev->did) { in digital_tg_send_ack()
1001 skb_put_data(skb, &ddev->did, sizeof(ddev->did)); in digital_tg_send_ack()
1004 ddev->curr_nfc_dep_pni = in digital_tg_send_ack()
1005 DIGITAL_NFC_DEP_PFB_PNI(ddev->curr_nfc_dep_pni + 1); in digital_tg_send_ack()
1007 digital_skb_push_dep_sod(ddev, skb); in digital_tg_send_ack()
1009 ddev->skb_add_crc(skb); in digital_tg_send_ack()
1011 ddev->saved_skb = pskb_copy(skb, GFP_KERNEL); in digital_tg_send_ack()
1013 rc = digital_tg_send_cmd(ddev, skb, 1500, digital_tg_recv_dep_req, in digital_tg_send_ack()
1017 kfree_skb(ddev->saved_skb); in digital_tg_send_ack()
1018 ddev->saved_skb = NULL; in digital_tg_send_ack()
1024 static int digital_tg_send_atn(struct nfc_digital_dev *ddev) in digital_tg_send_atn() argument
1030 skb = digital_skb_alloc(ddev, 1); in digital_tg_send_atn()
1042 if (ddev->did) { in digital_tg_send_atn()
1045 skb_put_data(skb, &ddev->did, sizeof(ddev->did)); in digital_tg_send_atn()
1048 digital_skb_push_dep_sod(ddev, skb); in digital_tg_send_atn()
1050 ddev->skb_add_crc(skb); in digital_tg_send_atn()
1052 rc = digital_tg_send_cmd(ddev, skb, 1500, digital_tg_recv_dep_req, in digital_tg_send_atn()
1060 static int digital_tg_send_saved_skb(struct nfc_digital_dev *ddev) in digital_tg_send_saved_skb() argument
1064 if (!ddev->saved_skb) in digital_tg_send_saved_skb()
1067 skb_get(ddev->saved_skb); in digital_tg_send_saved_skb()
1069 rc = digital_tg_send_cmd(ddev, ddev->saved_skb, 1500, in digital_tg_send_saved_skb()
1072 kfree_skb(ddev->saved_skb); in digital_tg_send_saved_skb()
1077 static void digital_tg_recv_dep_req(struct nfc_digital_dev *ddev, void *arg, in digital_tg_recv_dep_req() argument
1091 rc = ddev->skb_check_crc(resp); in digital_tg_recv_dep_req()
1097 rc = digital_skb_pull_dep_sod(ddev, resp); in digital_tg_recv_dep_req()
1103 if (resp->len > ddev->local_payload_max) { in digital_tg_recv_dep_req()
1120 if (ddev->did && (ddev->did == resp->data[3])) { in digital_tg_recv_dep_req()
1126 } else if (ddev->did) { in digital_tg_recv_dep_req()
1147 if (ddev->atn_count) { in digital_tg_recv_dep_req()
1151 ddev->atn_count = 0; in digital_tg_recv_dep_req()
1160 DIGITAL_NFC_DEP_PFB_PNI(ddev->curr_nfc_dep_pni - 1)) { in digital_tg_recv_dep_req()
1161 rc = digital_tg_send_saved_skb(ddev); in digital_tg_recv_dep_req()
1175 if (DIGITAL_NFC_DEP_PFB_PNI(pfb) != ddev->curr_nfc_dep_pni) { in digital_tg_recv_dep_req()
1181 kfree_skb(ddev->saved_skb); in digital_tg_recv_dep_req()
1182 ddev->saved_skb = NULL; in digital_tg_recv_dep_req()
1184 resp = digital_recv_dep_data_gather(ddev, pfb, resp, in digital_tg_recv_dep_req()
1204 ddev->curr_nfc_dep_pni) { in digital_tg_recv_dep_req()
1209 ddev->atn_count = 0; in digital_tg_recv_dep_req()
1211 rc = digital_tg_send_saved_skb(ddev); in digital_tg_recv_dep_req()
1219 if (ddev->atn_count) { in digital_tg_recv_dep_req()
1223 ddev->atn_count = 0; in digital_tg_recv_dep_req()
1230 ddev->curr_nfc_dep_pni) { in digital_tg_recv_dep_req()
1231 rc = digital_tg_send_saved_skb(ddev); in digital_tg_recv_dep_req()
1245 if (!ddev->chaining_skb || in digital_tg_recv_dep_req()
1247 ddev->curr_nfc_dep_pni) { in digital_tg_recv_dep_req()
1252 kfree_skb(ddev->saved_skb); in digital_tg_recv_dep_req()
1253 ddev->saved_skb = NULL; in digital_tg_recv_dep_req()
1255 rc = digital_tg_send_dep_res(ddev, ddev->chaining_skb); in digital_tg_recv_dep_req()
1266 rc = digital_tg_send_atn(ddev); in digital_tg_recv_dep_req()
1270 ddev->atn_count++; in digital_tg_recv_dep_req()
1275 rc = nfc_tm_data_received(ddev->nfc_dev, resp); in digital_tg_recv_dep_req()
1280 kfree_skb(ddev->chaining_skb); in digital_tg_recv_dep_req()
1281 ddev->chaining_skb = NULL; in digital_tg_recv_dep_req()
1283 ddev->atn_count = 0; in digital_tg_recv_dep_req()
1285 kfree_skb(ddev->saved_skb); in digital_tg_recv_dep_req()
1286 ddev->saved_skb = NULL; in digital_tg_recv_dep_req()
1297 int digital_tg_send_dep_res(struct nfc_digital_dev *ddev, struct sk_buff *skb) in digital_tg_send_dep_res() argument
1309 dep_res->pfb = ddev->curr_nfc_dep_pni; in digital_tg_send_dep_res()
1311 if (ddev->did) { in digital_tg_send_dep_res()
1314 skb_put_data(skb, &ddev->did, sizeof(ddev->did)); in digital_tg_send_dep_res()
1317 ddev->curr_nfc_dep_pni = in digital_tg_send_dep_res()
1318 DIGITAL_NFC_DEP_PFB_PNI(ddev->curr_nfc_dep_pni + 1); in digital_tg_send_dep_res()
1320 chaining_skb = ddev->chaining_skb; in digital_tg_send_dep_res()
1322 tmp_skb = digital_send_dep_data_prep(ddev, skb, dep_res, NULL); in digital_tg_send_dep_res()
1326 digital_skb_push_dep_sod(ddev, tmp_skb); in digital_tg_send_dep_res()
1328 ddev->skb_add_crc(tmp_skb); in digital_tg_send_dep_res()
1330 ddev->saved_skb = pskb_copy(tmp_skb, GFP_KERNEL); in digital_tg_send_dep_res()
1332 rc = digital_tg_send_cmd(ddev, tmp_skb, 1500, digital_tg_recv_dep_req, in digital_tg_send_dep_res()
1339 ddev->chaining_skb = NULL; in digital_tg_send_dep_res()
1341 kfree_skb(ddev->saved_skb); in digital_tg_send_dep_res()
1342 ddev->saved_skb = NULL; in digital_tg_send_dep_res()
1348 static void digital_tg_send_psl_res_complete(struct nfc_digital_dev *ddev, in digital_tg_send_psl_res_complete() argument
1356 digital_tg_set_rf_tech(ddev, rf_tech); in digital_tg_send_psl_res_complete()
1358 digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_RF_TECH, rf_tech); in digital_tg_send_psl_res_complete()
1360 digital_tg_listen(ddev, 1500, digital_tg_recv_dep_req, NULL); in digital_tg_send_psl_res_complete()
1365 static int digital_tg_send_psl_res(struct nfc_digital_dev *ddev, u8 did, in digital_tg_send_psl_res() argument
1372 skb = digital_skb_alloc(ddev, sizeof(struct digital_psl_res)); in digital_tg_send_psl_res()
1384 digital_skb_push_dep_sod(ddev, skb); in digital_tg_send_psl_res()
1386 ddev->skb_add_crc(skb); in digital_tg_send_psl_res()
1388 ddev->curr_nfc_dep_pni = 0; in digital_tg_send_psl_res()
1390 rc = digital_tg_send_cmd(ddev, skb, 0, digital_tg_send_psl_res_complete, in digital_tg_send_psl_res()
1398 static void digital_tg_recv_psl_req(struct nfc_digital_dev *ddev, void *arg, in digital_tg_recv_psl_req() argument
1412 rc = ddev->skb_check_crc(resp); in digital_tg_recv_psl_req()
1418 rc = digital_skb_pull_dep_sod(ddev, resp); in digital_tg_recv_psl_req()
1452 if (!payload_size || (payload_size > min(ddev->local_payload_max, in digital_tg_recv_psl_req()
1453 ddev->remote_payload_max))) { in digital_tg_recv_psl_req()
1458 ddev->local_payload_max = payload_size; in digital_tg_recv_psl_req()
1459 ddev->remote_payload_max = payload_size; in digital_tg_recv_psl_req()
1461 rc = digital_tg_send_psl_res(ddev, psl_req->did, rf_tech); in digital_tg_recv_psl_req()
1467 static void digital_tg_send_atr_res_complete(struct nfc_digital_dev *ddev, in digital_tg_send_atr_res_complete() argument
1473 digital_poll_next_tech(ddev); in digital_tg_send_atr_res_complete()
1481 ddev->atn_count = 0; in digital_tg_send_atr_res_complete()
1484 digital_tg_recv_psl_req(ddev, arg, resp); in digital_tg_send_atr_res_complete()
1486 digital_tg_recv_dep_req(ddev, arg, resp); in digital_tg_send_atr_res_complete()
1489 static int digital_tg_send_atr_res(struct nfc_digital_dev *ddev, in digital_tg_send_atr_res() argument
1498 gb = nfc_get_local_general_bytes(ddev->nfc_dev, &gb_len); in digital_tg_send_atr_res()
1502 skb = digital_skb_alloc(ddev, sizeof(struct digital_atr_res) + gb_len); in digital_tg_send_atr_res()
1516 ddev->local_payload_max = DIGITAL_PAYLOAD_SIZE_MAX; in digital_tg_send_atr_res()
1517 payload_bits = digital_payload_size_to_bits(ddev->local_payload_max); in digital_tg_send_atr_res()
1527 digital_skb_push_dep_sod(ddev, skb); in digital_tg_send_atr_res()
1529 ddev->skb_add_crc(skb); in digital_tg_send_atr_res()
1531 ddev->curr_nfc_dep_pni = 0; in digital_tg_send_atr_res()
1533 rc = digital_tg_send_cmd(ddev, skb, 999, in digital_tg_send_atr_res()
1541 void digital_tg_recv_atr_req(struct nfc_digital_dev *ddev, void *arg, in digital_tg_recv_atr_req() argument
1562 digital_tg_set_rf_tech(ddev, NFC_DIGITAL_RF_TECH_106A); in digital_tg_recv_atr_req()
1565 digital_tg_set_rf_tech(ddev, NFC_DIGITAL_RF_TECH_212F); in digital_tg_recv_atr_req()
1573 ddev->curr_protocol = NFC_PROTO_NFC_DEP_MASK; in digital_tg_recv_atr_req()
1575 rc = ddev->skb_check_crc(resp); in digital_tg_recv_atr_req()
1581 rc = digital_skb_pull_dep_sod(ddev, resp); in digital_tg_recv_atr_req()
1597 ddev->remote_payload_max = digital_payload_bits_to_size(payload_bits); in digital_tg_recv_atr_req()
1599 if (!ddev->remote_payload_max) { in digital_tg_recv_atr_req()
1604 ddev->did = atr_req->did; in digital_tg_recv_atr_req()
1606 rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING, in digital_tg_recv_atr_req()
1611 rc = digital_tg_send_atr_res(ddev, atr_req); in digital_tg_recv_atr_req()
1617 poll_tech_count = ddev->poll_tech_count; in digital_tg_recv_atr_req()
1618 ddev->poll_tech_count = 0; in digital_tg_recv_atr_req()
1620 rc = nfc_tm_activated(ddev->nfc_dev, NFC_PROTO_NFC_DEP_MASK, in digital_tg_recv_atr_req()
1623 ddev->poll_tech_count = poll_tech_count; in digital_tg_recv_atr_req()
1630 digital_poll_next_tech(ddev); in digital_tg_recv_atr_req()