#define PN544_NFC_WI_MGMT_GATE 0xA1
-static u8 pn544_custom_gates[] = {
- PN544_SYS_MGMT_GATE,
- PN544_SWP_MGMT_GATE,
- PN544_POLLING_LOOP_MGMT_GATE,
- PN544_NFC_WI_MGMT_GATE,
- PN544_RF_READER_F_GATE,
- PN544_RF_READER_JEWEL_GATE,
- PN544_RF_READER_ISO15693_GATE,
- PN544_RF_READER_NFCIP1_INITIATOR_GATE,
- PN544_RF_READER_NFCIP1_TARGET_GATE
+static struct nfc_hci_gate pn544_gates[] = {
+ {NFC_HCI_ADMIN_GATE, NFC_HCI_INVALID_PIPE},
+ {NFC_HCI_LOOPBACK_GATE, NFC_HCI_INVALID_PIPE},
+ {NFC_HCI_ID_MGMT_GATE, NFC_HCI_INVALID_PIPE},
+ {NFC_HCI_LINK_MGMT_GATE, NFC_HCI_INVALID_PIPE},
+ {NFC_HCI_RF_READER_B_GATE, NFC_HCI_INVALID_PIPE},
+ {NFC_HCI_RF_READER_A_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_SYS_MGMT_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_SWP_MGMT_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_POLLING_LOOP_MGMT_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_NFC_WI_MGMT_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_RF_READER_F_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_RF_READER_JEWEL_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_RF_READER_ISO15693_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_RF_READER_NFCIP1_INITIATOR_GATE, NFC_HCI_INVALID_PIPE},
+ {PN544_RF_READER_NFCIP1_TARGET_GATE, NFC_HCI_INVALID_PIPE}
};
/* Largest headroom needed for outgoing custom commands */
goto err_rti;
}
- init_data.gate_count = ARRAY_SIZE(pn544_custom_gates);
+ init_data.gate_count = ARRAY_SIZE(pn544_gates);
- memcpy(init_data.gates, pn544_custom_gates,
- ARRAY_SIZE(pn544_custom_gates));
+ memcpy(init_data.gates, pn544_gates, sizeof(pn544_gates));
/*
* TODO: Session id must include the driver name + some bus addr
struct nfc_target *target);
};
-#define NFC_HCI_MAX_CUSTOM_GATES 15
+/* Pipes */
+#define NFC_HCI_INVALID_PIPE 0x80
+#define NFC_HCI_LINK_MGMT_PIPE 0x00
+#define NFC_HCI_ADMIN_PIPE 0x01
+
+struct nfc_hci_gate {
+ u8 gate;
+ u8 pipe;
+};
+
+#define NFC_HCI_MAX_CUSTOM_GATES 50
struct nfc_hci_init_data {
u8 gate_count;
- u8 gates[NFC_HCI_MAX_CUSTOM_GATES];
+ struct nfc_hci_gate gates[NFC_HCI_MAX_CUSTOM_GATES];
char session_id[9];
};
void nfc_hci_recv_frame(struct nfc_hci_dev *hdev, struct sk_buff *skb);
/* connecting to gates and sending hci instructions */
-int nfc_hci_connect_gate(struct nfc_hci_dev *hdev, u8 dest_host, u8 dest_gate);
+int nfc_hci_connect_gate(struct nfc_hci_dev *hdev, u8 dest_host, u8 dest_gate,
+ u8 pipe);
int nfc_hci_disconnect_gate(struct nfc_hci_dev *hdev, u8 gate);
int nfc_hci_disconnect_all_gates(struct nfc_hci_dev *hdev);
int nfc_hci_get_param(struct nfc_hci_dev *hdev, u8 gate, u8 idx,
}
EXPORT_SYMBOL(nfc_hci_disconnect_all_gates);
-int nfc_hci_connect_gate(struct nfc_hci_dev *hdev, u8 dest_host, u8 dest_gate)
+int nfc_hci_connect_gate(struct nfc_hci_dev *hdev, u8 dest_host, u8 dest_gate,
+ u8 pipe)
{
- u8 pipe = NFC_HCI_INVALID_PIPE;
bool pipe_created = false;
int r;
if (hdev->gate2pipe[dest_gate] != NFC_HCI_INVALID_PIPE)
return -EADDRINUSE;
+ if (pipe != NFC_HCI_INVALID_PIPE)
+ goto pipe_is_open;
+
switch (dest_gate) {
case NFC_HCI_LINK_MGMT_GATE:
pipe = NFC_HCI_LINK_MGMT_PIPE;
return r;
}
+pipe_is_open:
hdev->gate2pipe[dest_gate] = pipe;
return 0;
}
static int hci_dev_connect_gates(struct nfc_hci_dev *hdev, u8 gate_count,
- u8 gates[])
+ struct nfc_hci_gate *gates)
{
int r;
- u8 *p = gates;
while (gate_count--) {
- r = nfc_hci_connect_gate(hdev, NFC_HCI_HOST_CONTROLLER_ID, *p);
+ r = nfc_hci_connect_gate(hdev, NFC_HCI_HOST_CONTROLLER_ID,
+ gates->gate, gates->pipe);
if (r < 0)
return r;
- p++;
+ gates++;
}
return 0;
{
struct sk_buff *skb = NULL;
int r;
- u8 hci_gates[] = { /* NFC_HCI_ADMIN_GATE MUST be first */
- NFC_HCI_ADMIN_GATE, NFC_HCI_LOOPBACK_GATE,
- NFC_HCI_ID_MGMT_GATE, NFC_HCI_LINK_MGMT_GATE,
- NFC_HCI_RF_READER_B_GATE, NFC_HCI_RF_READER_A_GATE
- };
+
+ if (hdev->init_data.gates[0].gate != NFC_HCI_ADMIN_GATE)
+ return -EPROTO;
r = nfc_hci_connect_gate(hdev, NFC_HCI_HOST_CONTROLLER_ID,
- NFC_HCI_ADMIN_GATE);
+ hdev->init_data.gates[0].gate,
+ hdev->init_data.gates[0].pipe);
if (r < 0)
goto exit;
if (r < 0)
goto exit;
- r = hci_dev_connect_gates(hdev, sizeof(hci_gates), hci_gates);
- if (r < 0)
- goto disconnect_all;
-
r = hci_dev_connect_gates(hdev, hdev->init_data.gate_count,
hdev->init_data.gates);
if (r < 0)
#define NFC_HCI_ANY_E_REG_ACCESS_DENIED 0x0a
#define NFC_HCI_ANY_E_PIPE_ACCESS_DENIED 0x0b
-/* Pipes */
-#define NFC_HCI_INVALID_PIPE 0x80
-#define NFC_HCI_LINK_MGMT_PIPE 0x00
-#define NFC_HCI_ADMIN_PIPE 0x01
-
#endif /* __LOCAL_HCI_H */