/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2011 Intel Corporation. All rights reserved. */ #ifndef __NET_HCI_H #define __NET_HCI_H #include <linux/skbuff.h> #include <net/nfc/nfc.h> struct nfc_hci_dev; struct nfc_hci_ops { … }; /* Pipes */ #define NFC_HCI_DO_NOT_CREATE_PIPE … #define NFC_HCI_INVALID_PIPE … #define NFC_HCI_INVALID_GATE … #define NFC_HCI_INVALID_HOST … #define NFC_HCI_LINK_MGMT_PIPE … #define NFC_HCI_ADMIN_PIPE … struct nfc_hci_gate { … }; struct nfc_hci_pipe { … }; #define NFC_HCI_MAX_CUSTOM_GATES … /* * According to specification 102 622 chapter 4.4 Pipes, * the pipe identifier is 7 bits long. */ #define NFC_HCI_MAX_PIPES … struct nfc_hci_init_data { … }; xmit; #define NFC_HCI_MAX_GATES … /* * These values can be specified by a driver to indicate it requires some * adaptation of the HCI standard. * * NFC_HCI_QUIRK_SHORT_CLEAR - send HCI_ADM_CLEAR_ALL_PIPE cmd with no params */ enum { … }; struct nfc_hci_dev { … }; /* hci device allocation */ struct nfc_hci_dev *nfc_hci_allocate_device(const struct nfc_hci_ops *ops, struct nfc_hci_init_data *init_data, unsigned long quirks, u32 protocols, const char *llc_name, int tx_headroom, int tx_tailroom, int max_link_payload); void nfc_hci_free_device(struct nfc_hci_dev *hdev); int nfc_hci_register_device(struct nfc_hci_dev *hdev); void nfc_hci_unregister_device(struct nfc_hci_dev *hdev); void nfc_hci_set_clientdata(struct nfc_hci_dev *hdev, void *clientdata); void *nfc_hci_get_clientdata(struct nfc_hci_dev *hdev); static inline int nfc_hci_set_vendor_cmds(struct nfc_hci_dev *hdev, const struct nfc_vendor_cmd *cmds, int n_cmds) { … } void nfc_hci_driver_failure(struct nfc_hci_dev *hdev, int err); int nfc_hci_result_to_errno(u8 result); void nfc_hci_reset_pipes(struct nfc_hci_dev *dev); void nfc_hci_reset_pipes_per_host(struct nfc_hci_dev *hdev, u8 host); /* Host IDs */ #define NFC_HCI_HOST_CONTROLLER_ID … #define NFC_HCI_TERMINAL_HOST_ID … #define NFC_HCI_UICC_HOST_ID … /* Host Controller Gates and registry indexes */ #define NFC_HCI_ADMIN_GATE … #define NFC_HCI_ADMIN_SESSION_IDENTITY … #define NFC_HCI_ADMIN_MAX_PIPE … #define NFC_HCI_ADMIN_WHITELIST … #define NFC_HCI_ADMIN_HOST_LIST … #define NFC_HCI_LOOPBACK_GATE … #define NFC_HCI_ID_MGMT_GATE … #define NFC_HCI_ID_MGMT_VERSION_SW … #define NFC_HCI_ID_MGMT_VERSION_HW … #define NFC_HCI_ID_MGMT_VENDOR_NAME … #define NFC_HCI_ID_MGMT_MODEL_ID … #define NFC_HCI_ID_MGMT_HCI_VERSION … #define NFC_HCI_ID_MGMT_GATES_LIST … #define NFC_HCI_LINK_MGMT_GATE … #define NFC_HCI_LINK_MGMT_REC_ERROR … #define NFC_HCI_RF_READER_B_GATE … #define NFC_HCI_RF_READER_B_PUPI … #define NFC_HCI_RF_READER_B_APPLICATION_DATA … #define NFC_HCI_RF_READER_B_AFI … #define NFC_HCI_RF_READER_B_HIGHER_LAYER_RESPONSE … #define NFC_HCI_RF_READER_B_HIGHER_LAYER_DATA … #define NFC_HCI_RF_READER_A_GATE … #define NFC_HCI_RF_READER_A_UID … #define NFC_HCI_RF_READER_A_ATQA … #define NFC_HCI_RF_READER_A_APPLICATION_DATA … #define NFC_HCI_RF_READER_A_SAK … #define NFC_HCI_RF_READER_A_FWI_SFGT … #define NFC_HCI_RF_READER_A_DATARATE_MAX … #define NFC_HCI_TYPE_A_SEL_PROT(x) … #define NFC_HCI_TYPE_A_SEL_PROT_MIFARE … #define NFC_HCI_TYPE_A_SEL_PROT_ISO14443 … #define NFC_HCI_TYPE_A_SEL_PROT_DEP … #define NFC_HCI_TYPE_A_SEL_PROT_ISO14443_DEP … /* Generic events */ #define NFC_HCI_EVT_HCI_END_OF_OPERATION … #define NFC_HCI_EVT_POST_DATA … #define NFC_HCI_EVT_HOT_PLUG … /* Generic commands */ #define NFC_HCI_ANY_SET_PARAMETER … #define NFC_HCI_ANY_GET_PARAMETER … #define NFC_HCI_ANY_OPEN_PIPE … #define NFC_HCI_ANY_CLOSE_PIPE … /* Reader RF gates events */ #define NFC_HCI_EVT_READER_REQUESTED … #define NFC_HCI_EVT_END_OPERATION … /* Reader Application gate events */ #define NFC_HCI_EVT_TARGET_DISCOVERED … /* receiving messages from lower layer */ void nfc_hci_resp_received(struct nfc_hci_dev *hdev, u8 result, struct sk_buff *skb); void nfc_hci_cmd_received(struct nfc_hci_dev *hdev, u8 pipe, u8 cmd, struct sk_buff *skb); void nfc_hci_event_received(struct nfc_hci_dev *hdev, u8 pipe, u8 event, struct sk_buff *skb); 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, 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, struct sk_buff **skb); int nfc_hci_set_param(struct nfc_hci_dev *hdev, u8 gate, u8 idx, const u8 *param, size_t param_len); int nfc_hci_send_cmd(struct nfc_hci_dev *hdev, u8 gate, u8 cmd, const u8 *param, size_t param_len, struct sk_buff **skb); int nfc_hci_send_cmd_async(struct nfc_hci_dev *hdev, u8 gate, u8 cmd, const u8 *param, size_t param_len, data_exchange_cb_t cb, void *cb_context); int nfc_hci_send_event(struct nfc_hci_dev *hdev, u8 gate, u8 event, const u8 *param, size_t param_len); int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate); u32 nfc_hci_sak_to_protocol(u8 sak); #endif /* __NET_HCI_H */
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