summaryrefslogtreecommitdiffstats
path: root/kernel/net/nfc/hci/hci.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/net/nfc/hci/hci.h')
-rw-r--r--kernel/net/nfc/hci/hci.h132
1 files changed, 132 insertions, 0 deletions
diff --git a/kernel/net/nfc/hci/hci.h b/kernel/net/nfc/hci/hci.h
new file mode 100644
index 000000000..ab4c8e80b
--- /dev/null
+++ b/kernel/net/nfc/hci/hci.h
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2012 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __LOCAL_HCI_H
+#define __LOCAL_HCI_H
+
+#include <net/nfc/hci.h>
+
+struct gate_pipe_map {
+ u8 gate;
+ u8 pipe;
+};
+
+struct hcp_message {
+ u8 header; /* type -cmd,evt,rsp- + instruction */
+ u8 data[];
+} __packed;
+
+struct hcp_packet {
+ u8 header; /* cbit+pipe */
+ struct hcp_message message;
+} __packed;
+
+struct hcp_exec_waiter {
+ wait_queue_head_t *wq;
+ bool exec_complete;
+ int exec_result;
+ struct sk_buff *result_skb;
+};
+
+struct hci_msg {
+ struct list_head msg_l;
+ struct sk_buff_head msg_frags;
+ bool wait_response;
+ data_exchange_cb_t cb;
+ void *cb_context;
+ unsigned long completion_delay;
+};
+
+struct hci_create_pipe_params {
+ u8 src_gate;
+ u8 dest_host;
+ u8 dest_gate;
+} __packed;
+
+struct hci_create_pipe_resp {
+ u8 src_host;
+ u8 src_gate;
+ u8 dest_host;
+ u8 dest_gate;
+ u8 pipe;
+} __packed;
+
+struct hci_delete_pipe_noti {
+ u8 pipe;
+} __packed;
+
+struct hci_all_pipe_cleared_noti {
+ u8 host;
+} __packed;
+
+#define NFC_HCI_FRAGMENT 0x7f
+
+#define HCP_HEADER(type, instr) ((((type) & 0x03) << 6) | ((instr) & 0x3f))
+#define HCP_MSG_GET_TYPE(header) ((header & 0xc0) >> 6)
+#define HCP_MSG_GET_CMD(header) (header & 0x3f)
+
+int nfc_hci_hcp_message_tx(struct nfc_hci_dev *hdev, u8 pipe,
+ u8 type, u8 instruction,
+ const u8 *payload, size_t payload_len,
+ data_exchange_cb_t cb, void *cb_context,
+ unsigned long completion_delay);
+
+void nfc_hci_hcp_message_rx(struct nfc_hci_dev *hdev, u8 pipe, u8 type,
+ u8 instruction, struct sk_buff *skb);
+
+/* HCP headers */
+#define NFC_HCI_HCP_PACKET_HEADER_LEN 1
+#define NFC_HCI_HCP_MESSAGE_HEADER_LEN 1
+#define NFC_HCI_HCP_HEADER_LEN 2
+
+/* HCP types */
+#define NFC_HCI_HCP_COMMAND 0x00
+#define NFC_HCI_HCP_EVENT 0x01
+#define NFC_HCI_HCP_RESPONSE 0x02
+
+/* Generic commands */
+#define NFC_HCI_ANY_SET_PARAMETER 0x01
+#define NFC_HCI_ANY_GET_PARAMETER 0x02
+#define NFC_HCI_ANY_OPEN_PIPE 0x03
+#define NFC_HCI_ANY_CLOSE_PIPE 0x04
+
+/* Reader RF commands */
+#define NFC_HCI_WR_XCHG_DATA 0x10
+
+/* Admin commands */
+#define NFC_HCI_ADM_CREATE_PIPE 0x10
+#define NFC_HCI_ADM_DELETE_PIPE 0x11
+#define NFC_HCI_ADM_NOTIFY_PIPE_CREATED 0x12
+#define NFC_HCI_ADM_NOTIFY_PIPE_DELETED 0x13
+#define NFC_HCI_ADM_CLEAR_ALL_PIPE 0x14
+#define NFC_HCI_ADM_NOTIFY_ALL_PIPE_CLEARED 0x15
+
+/* Generic responses */
+#define NFC_HCI_ANY_OK 0x00
+#define NFC_HCI_ANY_E_NOT_CONNECTED 0x01
+#define NFC_HCI_ANY_E_CMD_PAR_UNKNOWN 0x02
+#define NFC_HCI_ANY_E_NOK 0x03
+#define NFC_HCI_ANY_E_PIPES_FULL 0x04
+#define NFC_HCI_ANY_E_REG_PAR_UNKNOWN 0x05
+#define NFC_HCI_ANY_E_PIPE_NOT_OPENED 0x06
+#define NFC_HCI_ANY_E_CMD_NOT_SUPPORTED 0x07
+#define NFC_HCI_ANY_E_INHIBITED 0x08
+#define NFC_HCI_ANY_E_TIMEOUT 0x09
+#define NFC_HCI_ANY_E_REG_ACCESS_DENIED 0x0a
+#define NFC_HCI_ANY_E_PIPE_ACCESS_DENIED 0x0b
+
+#endif /* __LOCAL_HCI_H */