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-rw-r--r--drivers/nfc/pn544_hci.c28
-rw-r--r--net/nfc/hci/core.c4
2 files changed, 30 insertions, 2 deletions
diff --git a/drivers/nfc/pn544_hci.c b/drivers/nfc/pn544_hci.c
index d81242f4a92b..6d564bd8b3b4 100644
--- a/drivers/nfc/pn544_hci.c
+++ b/drivers/nfc/pn544_hci.c
@@ -118,6 +118,8 @@ enum pn544_state {
#define PN544_HCI_EVT_RCV_DATA 0x04
#define PN544_HCI_EVT_CONTINUE_MI 0x05
+#define PN544_HCI_CMD_CONTINUE_ACTIVATION 0x13
+
static struct nfc_hci_gate pn544_gates[] = {
{NFC_HCI_ADMIN_GATE, NFC_HCI_INVALID_PIPE},
{NFC_HCI_LOOPBACK_GATE, NFC_HCI_INVALID_PIPE},
@@ -755,6 +757,9 @@ static int pn544_hci_target_from_gate(struct nfc_hci_dev *hdev, u8 gate,
target->supported_protocols = NFC_PROTO_JEWEL_MASK;
target->sens_res = 0x0c00;
break;
+ case PN544_RF_READER_NFCIP1_INITIATOR_GATE:
+ target->supported_protocols = NFC_PROTO_NFC_DEP_MASK;
+ break;
default:
return -EPROTO;
}
@@ -769,7 +774,18 @@ static int pn544_hci_complete_target_discovered(struct nfc_hci_dev *hdev,
struct sk_buff *uid_skb;
int r = 0;
- if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) {
+ if (gate == PN544_RF_READER_NFCIP1_INITIATOR_GATE)
+ return r;
+
+ if (target->supported_protocols & NFC_PROTO_NFC_DEP_MASK) {
+ r = nfc_hci_send_cmd(hdev,
+ PN544_RF_READER_NFCIP1_INITIATOR_GATE,
+ PN544_HCI_CMD_CONTINUE_ACTIVATION, NULL, 0, NULL);
+ if (r < 0)
+ return r;
+
+ target->hci_reader_gate = PN544_RF_READER_NFCIP1_INITIATOR_GATE;
+ } else if (target->supported_protocols & NFC_PROTO_MIFARE_MASK) {
if (target->nfcid1_len != 4 && target->nfcid1_len != 7 &&
target->nfcid1_len != 10)
return -EPROTO;
@@ -792,6 +808,16 @@ static int pn544_hci_complete_target_discovered(struct nfc_hci_dev *hdev,
PN544_RF_READER_CMD_ACTIVATE_NEXT,
uid_skb->data, uid_skb->len, NULL);
kfree_skb(uid_skb);
+
+ r = nfc_hci_send_cmd(hdev,
+ PN544_RF_READER_NFCIP1_INITIATOR_GATE,
+ PN544_HCI_CMD_CONTINUE_ACTIVATION,
+ NULL, 0, NULL);
+ if (r < 0)
+ return r;
+
+ target->hci_reader_gate = PN544_RF_READER_NFCIP1_INITIATOR_GATE;
+ target->supported_protocols = NFC_PROTO_NFC_DEP_MASK;
} else if (target->supported_protocols & NFC_PROTO_ISO14443_MASK) {
/*
* TODO: maybe other ISO 14443 require some kind of continue
diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c
index 8a9a811b558a..052a0a27ac1a 100644
--- a/net/nfc/hci/core.c
+++ b/net/nfc/hci/core.c
@@ -263,7 +263,9 @@ int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate)
break;
}
- targets->hci_reader_gate = gate;
+ /* if driver set the new gate, we will skip the old one */
+ if (targets->hci_reader_gate == 0x00)
+ targets->hci_reader_gate = gate;
r = nfc_targets_found(hdev->ndev, targets, 1);