diff options
Diffstat (limited to 'ANDROID_3.4.5/include/net/nfc')
-rw-r--r-- | ANDROID_3.4.5/include/net/nfc/nci.h | 364 | ||||
-rw-r--r-- | ANDROID_3.4.5/include/net/nfc/nci_core.h | 199 | ||||
-rw-r--r-- | ANDROID_3.4.5/include/net/nfc/nfc.h | 188 |
3 files changed, 0 insertions, 751 deletions
diff --git a/ANDROID_3.4.5/include/net/nfc/nci.h b/ANDROID_3.4.5/include/net/nfc/nci.h deleted file mode 100644 index 276094b9..00000000 --- a/ANDROID_3.4.5/include/net/nfc/nci.h +++ /dev/null @@ -1,364 +0,0 @@ -/* - * The NFC Controller Interface is the communication protocol between an - * NFC Controller (NFCC) and a Device Host (DH). - * - * Copyright (C) 2011 Texas Instruments, Inc. - * - * Written by Ilan Elias <ilane@ti.com> - * - * Acknowledgements: - * This file is based on hci.h, which was written - * by Maxim Krasnyansky. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation - * - * 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, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#ifndef __NCI_H -#define __NCI_H - -/* NCI constants */ -#define NCI_MAX_NUM_MAPPING_CONFIGS 10 -#define NCI_MAX_NUM_RF_CONFIGS 10 -#define NCI_MAX_NUM_CONN 10 - -/* NCI Status Codes */ -#define NCI_STATUS_OK 0x00 -#define NCI_STATUS_REJECTED 0x01 -#define NCI_STATUS_RF_FRAME_CORRUPTED 0x02 -#define NCI_STATUS_FAILED 0x03 -#define NCI_STATUS_NOT_INITIALIZED 0x04 -#define NCI_STATUS_SYNTAX_ERROR 0x05 -#define NCI_STATUS_SEMANTIC_ERROR 0x06 -#define NCI_STATUS_UNKNOWN_GID 0x07 -#define NCI_STATUS_UNKNOWN_OID 0x08 -#define NCI_STATUS_INVALID_PARAM 0x09 -#define NCI_STATUS_MESSAGE_SIZE_EXCEEDED 0x0a -/* Discovery Specific Status Codes */ -#define NCI_STATUS_DISCOVERY_ALREADY_STARTED 0xa0 -#define NCI_STATUS_DISCOVERY_TARGET_ACTIVATION_FAILED 0xa1 -#define NCI_STATUS_DISCOVERY_TEAR_DOWN 0xa2 -/* RF Interface Specific Status Codes */ -#define NCI_STATUS_RF_TRANSMISSION_ERROR 0xb0 -#define NCI_STATUS_RF_PROTOCOL_ERROR 0xb1 -#define NCI_STATUS_RF_TIMEOUT_ERROR 0xb2 -/* NFCEE Interface Specific Status Codes */ -#define NCI_STATUS_NFCEE_INTERFACE_ACTIVATION_FAILED 0xc0 -#define NCI_STATUS_NFCEE_TRANSMISSION_ERROR 0xc1 -#define NCI_STATUS_NFCEE_PROTOCOL_ERROR 0xc2 -#define NCI_STATUS_NFCEE_TIMEOUT_ERROR 0xc3 - -/* NCI RF Technology and Mode */ -#define NCI_NFC_A_PASSIVE_POLL_MODE 0x00 -#define NCI_NFC_B_PASSIVE_POLL_MODE 0x01 -#define NCI_NFC_F_PASSIVE_POLL_MODE 0x02 -#define NCI_NFC_A_ACTIVE_POLL_MODE 0x03 -#define NCI_NFC_F_ACTIVE_POLL_MODE 0x05 -#define NCI_NFC_15693_PASSIVE_POLL_MODE 0x06 -#define NCI_NFC_A_PASSIVE_LISTEN_MODE 0x80 -#define NCI_NFC_B_PASSIVE_LISTEN_MODE 0x81 -#define NCI_NFC_F_PASSIVE_LISTEN_MODE 0x82 -#define NCI_NFC_A_ACTIVE_LISTEN_MODE 0x83 -#define NCI_NFC_F_ACTIVE_LISTEN_MODE 0x85 -#define NCI_NFC_15693_PASSIVE_LISTEN_MODE 0x86 - -/* NCI RF Technologies */ -#define NCI_NFC_RF_TECHNOLOGY_A 0x00 -#define NCI_NFC_RF_TECHNOLOGY_B 0x01 -#define NCI_NFC_RF_TECHNOLOGY_F 0x02 -#define NCI_NFC_RF_TECHNOLOGY_15693 0x03 - -/* NCI Bit Rates */ -#define NCI_NFC_BIT_RATE_106 0x00 -#define NCI_NFC_BIT_RATE_212 0x01 -#define NCI_NFC_BIT_RATE_424 0x02 -#define NCI_NFC_BIT_RATE_848 0x03 -#define NCI_NFC_BIT_RATE_1695 0x04 -#define NCI_NFC_BIT_RATE_3390 0x05 -#define NCI_NFC_BIT_RATE_6780 0x06 - -/* NCI RF Protocols */ -#define NCI_RF_PROTOCOL_UNKNOWN 0x00 -#define NCI_RF_PROTOCOL_T1T 0x01 -#define NCI_RF_PROTOCOL_T2T 0x02 -#define NCI_RF_PROTOCOL_T3T 0x03 -#define NCI_RF_PROTOCOL_ISO_DEP 0x04 -#define NCI_RF_PROTOCOL_NFC_DEP 0x05 - -/* NCI RF Interfaces */ -#define NCI_RF_INTERFACE_NFCEE_DIRECT 0x00 -#define NCI_RF_INTERFACE_FRAME 0x01 -#define NCI_RF_INTERFACE_ISO_DEP 0x02 -#define NCI_RF_INTERFACE_NFC_DEP 0x03 - -/* NCI Reset types */ -#define NCI_RESET_TYPE_KEEP_CONFIG 0x00 -#define NCI_RESET_TYPE_RESET_CONFIG 0x01 - -/* NCI Static RF connection ID */ -#define NCI_STATIC_RF_CONN_ID 0x00 - -/* NCI Data Flow Control */ -#define NCI_DATA_FLOW_CONTROL_NOT_USED 0xff - -/* NCI RF_DISCOVER_MAP_CMD modes */ -#define NCI_DISC_MAP_MODE_POLL 0x01 -#define NCI_DISC_MAP_MODE_LISTEN 0x02 - -/* NCI Discover Notification Type */ -#define NCI_DISCOVER_NTF_TYPE_LAST 0x00 -#define NCI_DISCOVER_NTF_TYPE_LAST_NFCC 0x01 -#define NCI_DISCOVER_NTF_TYPE_MORE 0x02 - -/* NCI Deactivation Type */ -#define NCI_DEACTIVATE_TYPE_IDLE_MODE 0x00 -#define NCI_DEACTIVATE_TYPE_SLEEP_MODE 0x01 -#define NCI_DEACTIVATE_TYPE_SLEEP_AF_MODE 0x02 -#define NCI_DEACTIVATE_TYPE_DISCOVERY 0x03 - -/* Message Type (MT) */ -#define NCI_MT_DATA_PKT 0x00 -#define NCI_MT_CMD_PKT 0x01 -#define NCI_MT_RSP_PKT 0x02 -#define NCI_MT_NTF_PKT 0x03 - -#define nci_mt(hdr) (((hdr)[0]>>5)&0x07) -#define nci_mt_set(hdr, mt) ((hdr)[0] |= (__u8)(((mt)&0x07)<<5)) - -/* Packet Boundary Flag (PBF) */ -#define NCI_PBF_LAST 0x00 -#define NCI_PBF_CONT 0x01 - -#define nci_pbf(hdr) (__u8)(((hdr)[0]>>4)&0x01) -#define nci_pbf_set(hdr, pbf) ((hdr)[0] |= (__u8)(((pbf)&0x01)<<4)) - -/* Control Opcode manipulation */ -#define nci_opcode_pack(gid, oid) (__u16)((((__u16)((gid)&0x0f))<<8)|\ - ((__u16)((oid)&0x3f))) -#define nci_opcode(hdr) nci_opcode_pack(hdr[0], hdr[1]) -#define nci_opcode_gid(op) (__u8)(((op)&0x0f00)>>8) -#define nci_opcode_oid(op) (__u8)((op)&0x003f) - -/* Payload Length */ -#define nci_plen(hdr) (__u8)((hdr)[2]) - -/* Connection ID */ -#define nci_conn_id(hdr) (__u8)(((hdr)[0])&0x0f) - -/* GID values */ -#define NCI_GID_CORE 0x0 -#define NCI_GID_RF_MGMT 0x1 -#define NCI_GID_NFCEE_MGMT 0x2 -#define NCI_GID_PROPRIETARY 0xf - -/* ---- NCI Packet structures ---- */ -#define NCI_CTRL_HDR_SIZE 3 -#define NCI_DATA_HDR_SIZE 3 - -struct nci_ctrl_hdr { - __u8 gid; /* MT & PBF & GID */ - __u8 oid; - __u8 plen; -} __packed; - -struct nci_data_hdr { - __u8 conn_id; /* MT & PBF & ConnID */ - __u8 rfu; - __u8 plen; -} __packed; - -/* ------------------------ */ -/* ----- NCI Commands ---- */ -/* ------------------------ */ -#define NCI_OP_CORE_RESET_CMD nci_opcode_pack(NCI_GID_CORE, 0x00) -struct nci_core_reset_cmd { - __u8 reset_type; -} __packed; - -#define NCI_OP_CORE_INIT_CMD nci_opcode_pack(NCI_GID_CORE, 0x01) - -#define NCI_OP_RF_DISCOVER_MAP_CMD nci_opcode_pack(NCI_GID_RF_MGMT, 0x00) -struct disc_map_config { - __u8 rf_protocol; - __u8 mode; - __u8 rf_interface; -} __packed; - -struct nci_rf_disc_map_cmd { - __u8 num_mapping_configs; - struct disc_map_config mapping_configs - [NCI_MAX_NUM_MAPPING_CONFIGS]; -} __packed; - -#define NCI_OP_RF_DISCOVER_CMD nci_opcode_pack(NCI_GID_RF_MGMT, 0x03) -struct disc_config { - __u8 rf_tech_and_mode; - __u8 frequency; -} __packed; - -struct nci_rf_disc_cmd { - __u8 num_disc_configs; - struct disc_config disc_configs[NCI_MAX_NUM_RF_CONFIGS]; -} __packed; - -#define NCI_OP_RF_DISCOVER_SELECT_CMD nci_opcode_pack(NCI_GID_RF_MGMT, 0x04) -struct nci_rf_discover_select_cmd { - __u8 rf_discovery_id; - __u8 rf_protocol; - __u8 rf_interface; -} __packed; - -#define NCI_OP_RF_DEACTIVATE_CMD nci_opcode_pack(NCI_GID_RF_MGMT, 0x06) -struct nci_rf_deactivate_cmd { - __u8 type; -} __packed; - -/* ----------------------- */ -/* ---- NCI Responses ---- */ -/* ----------------------- */ -#define NCI_OP_CORE_RESET_RSP nci_opcode_pack(NCI_GID_CORE, 0x00) -struct nci_core_reset_rsp { - __u8 status; - __u8 nci_ver; - __u8 config_status; -} __packed; - -#define NCI_OP_CORE_INIT_RSP nci_opcode_pack(NCI_GID_CORE, 0x01) -struct nci_core_init_rsp_1 { - __u8 status; - __le32 nfcc_features; - __u8 num_supported_rf_interfaces; - __u8 supported_rf_interfaces[0]; /* variable size array */ - /* continuted in nci_core_init_rsp_2 */ -} __packed; - -struct nci_core_init_rsp_2 { - __u8 max_logical_connections; - __le16 max_routing_table_size; - __u8 max_ctrl_pkt_payload_len; - __le16 max_size_for_large_params; - __u8 manufact_id; - __le32 manufact_specific_info; -} __packed; - -#define NCI_OP_RF_DISCOVER_MAP_RSP nci_opcode_pack(NCI_GID_RF_MGMT, 0x00) - -#define NCI_OP_RF_DISCOVER_RSP nci_opcode_pack(NCI_GID_RF_MGMT, 0x03) - -#define NCI_OP_RF_DISCOVER_SELECT_RSP nci_opcode_pack(NCI_GID_RF_MGMT, 0x04) - -#define NCI_OP_RF_DEACTIVATE_RSP nci_opcode_pack(NCI_GID_RF_MGMT, 0x06) - -/* --------------------------- */ -/* ---- NCI Notifications ---- */ -/* --------------------------- */ -#define NCI_OP_CORE_CONN_CREDITS_NTF nci_opcode_pack(NCI_GID_CORE, 0x06) -struct conn_credit_entry { - __u8 conn_id; - __u8 credits; -} __packed; - -struct nci_core_conn_credit_ntf { - __u8 num_entries; - struct conn_credit_entry conn_entries[NCI_MAX_NUM_CONN]; -} __packed; - -#define NCI_OP_CORE_GENERIC_ERROR_NTF nci_opcode_pack(NCI_GID_CORE, 0x07) - -#define NCI_OP_CORE_INTF_ERROR_NTF nci_opcode_pack(NCI_GID_CORE, 0x08) -struct nci_core_intf_error_ntf { - __u8 status; - __u8 conn_id; -} __packed; - -#define NCI_OP_RF_DISCOVER_NTF nci_opcode_pack(NCI_GID_RF_MGMT, 0x03) -struct rf_tech_specific_params_nfca_poll { - __u16 sens_res; - __u8 nfcid1_len; /* 0, 4, 7, or 10 Bytes */ - __u8 nfcid1[10]; - __u8 sel_res_len; /* 0 or 1 Bytes */ - __u8 sel_res; -} __packed; - -struct rf_tech_specific_params_nfcb_poll { - __u8 sensb_res_len; - __u8 sensb_res[12]; /* 11 or 12 Bytes */ -} __packed; - -struct rf_tech_specific_params_nfcf_poll { - __u8 bit_rate; - __u8 sensf_res_len; - __u8 sensf_res[18]; /* 16 or 18 Bytes */ -} __packed; - -struct nci_rf_discover_ntf { - __u8 rf_discovery_id; - __u8 rf_protocol; - __u8 rf_tech_and_mode; - __u8 rf_tech_specific_params_len; - - union { - struct rf_tech_specific_params_nfca_poll nfca_poll; - struct rf_tech_specific_params_nfcb_poll nfcb_poll; - struct rf_tech_specific_params_nfcf_poll nfcf_poll; - } rf_tech_specific_params; - - __u8 ntf_type; -} __packed; - -#define NCI_OP_RF_INTF_ACTIVATED_NTF nci_opcode_pack(NCI_GID_RF_MGMT, 0x05) -struct activation_params_nfca_poll_iso_dep { - __u8 rats_res_len; - __u8 rats_res[20]; -}; - -struct activation_params_nfcb_poll_iso_dep { - __u8 attrib_res_len; - __u8 attrib_res[50]; -}; - -struct nci_rf_intf_activated_ntf { - __u8 rf_discovery_id; - __u8 rf_interface; - __u8 rf_protocol; - __u8 activation_rf_tech_and_mode; - __u8 max_data_pkt_payload_size; - __u8 initial_num_credits; - __u8 rf_tech_specific_params_len; - - union { - struct rf_tech_specific_params_nfca_poll nfca_poll; - struct rf_tech_specific_params_nfcb_poll nfcb_poll; - struct rf_tech_specific_params_nfcf_poll nfcf_poll; - } rf_tech_specific_params; - - __u8 data_exch_rf_tech_and_mode; - __u8 data_exch_tx_bit_rate; - __u8 data_exch_rx_bit_rate; - __u8 activation_params_len; - - union { - struct activation_params_nfca_poll_iso_dep nfca_poll_iso_dep; - struct activation_params_nfcb_poll_iso_dep nfcb_poll_iso_dep; - } activation_params; - -} __packed; - -#define NCI_OP_RF_DEACTIVATE_NTF nci_opcode_pack(NCI_GID_RF_MGMT, 0x06) -struct nci_rf_deactivate_ntf { - __u8 type; - __u8 reason; -} __packed; - -#endif /* __NCI_H */ diff --git a/ANDROID_3.4.5/include/net/nfc/nci_core.h b/ANDROID_3.4.5/include/net/nfc/nci_core.h deleted file mode 100644 index feba7402..00000000 --- a/ANDROID_3.4.5/include/net/nfc/nci_core.h +++ /dev/null @@ -1,199 +0,0 @@ -/* - * The NFC Controller Interface is the communication protocol between an - * NFC Controller (NFCC) and a Device Host (DH). - * - * Copyright (C) 2011 Texas Instruments, Inc. - * - * Written by Ilan Elias <ilane@ti.com> - * - * Acknowledgements: - * This file is based on hci_core.h, which was written - * by Maxim Krasnyansky. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation - * - * 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, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#ifndef __NCI_CORE_H -#define __NCI_CORE_H - -#include <linux/interrupt.h> -#include <linux/skbuff.h> - -#include <net/nfc/nfc.h> -#include <net/nfc/nci.h> - -/* NCI device flags */ -enum nci_flag { - NCI_INIT, - NCI_UP, - NCI_DATA_EXCHANGE, - NCI_DATA_EXCHANGE_TO, -}; - -/* NCI device states */ -enum nci_state { - NCI_IDLE, - NCI_DISCOVERY, - NCI_W4_ALL_DISCOVERIES, - NCI_W4_HOST_SELECT, - NCI_POLL_ACTIVE, -}; - -/* NCI timeouts */ -#define NCI_RESET_TIMEOUT 5000 -#define NCI_INIT_TIMEOUT 5000 -#define NCI_RF_DISC_TIMEOUT 5000 -#define NCI_RF_DISC_SELECT_TIMEOUT 5000 -#define NCI_RF_DEACTIVATE_TIMEOUT 30000 -#define NCI_CMD_TIMEOUT 5000 -#define NCI_DATA_TIMEOUT 700 - -struct nci_dev; - -struct nci_ops { - int (*open)(struct nci_dev *ndev); - int (*close)(struct nci_dev *ndev); - int (*send)(struct sk_buff *skb); -}; - -#define NCI_MAX_SUPPORTED_RF_INTERFACES 4 -#define NCI_MAX_DISCOVERED_TARGETS 10 - -/* NCI Core structures */ -struct nci_dev { - struct nfc_dev *nfc_dev; - struct nci_ops *ops; - - int tx_headroom; - int tx_tailroom; - - atomic_t state; - unsigned long flags; - - atomic_t cmd_cnt; - atomic_t credits_cnt; - - struct timer_list cmd_timer; - struct timer_list data_timer; - - struct workqueue_struct *cmd_wq; - struct work_struct cmd_work; - - struct workqueue_struct *rx_wq; - struct work_struct rx_work; - - struct workqueue_struct *tx_wq; - struct work_struct tx_work; - - struct sk_buff_head cmd_q; - struct sk_buff_head rx_q; - struct sk_buff_head tx_q; - - struct mutex req_lock; - struct completion req_completion; - __u32 req_status; - __u32 req_result; - - void *driver_data; - - __u32 poll_prots; - __u32 target_active_prot; - - struct nfc_target targets[NCI_MAX_DISCOVERED_TARGETS]; - int n_targets; - - /* received during NCI_OP_CORE_RESET_RSP */ - __u8 nci_ver; - - /* received during NCI_OP_CORE_INIT_RSP */ - __u32 nfcc_features; - __u8 num_supported_rf_interfaces; - __u8 supported_rf_interfaces - [NCI_MAX_SUPPORTED_RF_INTERFACES]; - __u8 max_logical_connections; - __u16 max_routing_table_size; - __u8 max_ctrl_pkt_payload_len; - __u16 max_size_for_large_params; - __u8 manufact_id; - __u32 manufact_specific_info; - - /* received during NCI_OP_RF_INTF_ACTIVATED_NTF */ - __u8 max_data_pkt_payload_size; - __u8 initial_num_credits; - - /* stored during nci_data_exchange */ - data_exchange_cb_t data_exchange_cb; - void *data_exchange_cb_context; - struct sk_buff *rx_data_reassembly; -}; - -/* ----- NCI Devices ----- */ -struct nci_dev *nci_allocate_device(struct nci_ops *ops, - __u32 supported_protocols, - int tx_headroom, - int tx_tailroom); -void nci_free_device(struct nci_dev *ndev); -int nci_register_device(struct nci_dev *ndev); -void nci_unregister_device(struct nci_dev *ndev); -int nci_recv_frame(struct sk_buff *skb); - -static inline struct sk_buff *nci_skb_alloc(struct nci_dev *ndev, - unsigned int len, - gfp_t how) -{ - struct sk_buff *skb; - - skb = alloc_skb(len + ndev->tx_headroom + ndev->tx_tailroom, how); - if (skb) - skb_reserve(skb, ndev->tx_headroom); - - return skb; -} - -static inline void nci_set_parent_dev(struct nci_dev *ndev, struct device *dev) -{ - nfc_set_parent_dev(ndev->nfc_dev, dev); -} - -static inline void nci_set_drvdata(struct nci_dev *ndev, void *data) -{ - ndev->driver_data = data; -} - -static inline void *nci_get_drvdata(struct nci_dev *ndev) -{ - return ndev->driver_data; -} - -void nci_rsp_packet(struct nci_dev *ndev, struct sk_buff *skb); -void nci_ntf_packet(struct nci_dev *ndev, struct sk_buff *skb); -void nci_rx_data_packet(struct nci_dev *ndev, struct sk_buff *skb); -int nci_send_cmd(struct nci_dev *ndev, __u16 opcode, __u8 plen, void *payload); -int nci_send_data(struct nci_dev *ndev, __u8 conn_id, struct sk_buff *skb); -void nci_data_exchange_complete(struct nci_dev *ndev, struct sk_buff *skb, - int err); -void nci_clear_target_list(struct nci_dev *ndev); - -/* ----- NCI requests ----- */ -#define NCI_REQ_DONE 0 -#define NCI_REQ_PEND 1 -#define NCI_REQ_CANCELED 2 - -void nci_req_complete(struct nci_dev *ndev, int result); - -/* ----- NCI status code ----- */ -int nci_to_errno(__u8 code); - -#endif /* __NCI_CORE_H */ diff --git a/ANDROID_3.4.5/include/net/nfc/nfc.h b/ANDROID_3.4.5/include/net/nfc/nfc.h deleted file mode 100644 index bac070bf..00000000 --- a/ANDROID_3.4.5/include/net/nfc/nfc.h +++ /dev/null @@ -1,188 +0,0 @@ -/* - * Copyright (C) 2011 Instituto Nokia de Tecnologia - * - * Authors: - * Lauro Ramos Venancio <lauro.venancio@openbossa.org> - * Aloisio Almeida Jr <aloisio.almeida@openbossa.org> - * - * 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, write to the - * Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#ifndef __NET_NFC_H -#define __NET_NFC_H - -#include <linux/nfc.h> -#include <linux/device.h> -#include <linux/skbuff.h> - -#define nfc_dev_info(dev, fmt, arg...) dev_info((dev), "NFC: " fmt "\n", ## arg) -#define nfc_dev_err(dev, fmt, arg...) dev_err((dev), "NFC: " fmt "\n", ## arg) -#define nfc_dev_dbg(dev, fmt, arg...) dev_dbg((dev), fmt "\n", ## arg) - -struct nfc_dev; - -/** - * data_exchange_cb_t - Definition of nfc_data_exchange callback - * - * @context: nfc_data_exchange cb_context parameter - * @skb: response data - * @err: If an error has occurred during data exchange, it is the - * error number. Zero means no error. - * - * When a rx or tx package is lost or corrupted or the target gets out - * of the operating field, err is -EIO. - */ -typedef void (*data_exchange_cb_t)(void *context, struct sk_buff *skb, - int err); - -struct nfc_ops { - int (*dev_up)(struct nfc_dev *dev); - int (*dev_down)(struct nfc_dev *dev); - int (*start_poll)(struct nfc_dev *dev, u32 protocols); - void (*stop_poll)(struct nfc_dev *dev); - int (*dep_link_up)(struct nfc_dev *dev, int target_idx, u8 comm_mode, - u8 *gb, size_t gb_len); - int (*dep_link_down)(struct nfc_dev *dev); - int (*activate_target)(struct nfc_dev *dev, u32 target_idx, - u32 protocol); - void (*deactivate_target)(struct nfc_dev *dev, u32 target_idx); - int (*data_exchange)(struct nfc_dev *dev, u32 target_idx, - struct sk_buff *skb, data_exchange_cb_t cb, - void *cb_context); -}; - -#define NFC_TARGET_IDX_ANY -1 -#define NFC_MAX_GT_LEN 48 - -struct nfc_target { - u32 idx; - u32 supported_protocols; - u16 sens_res; - u8 sel_res; - u8 nfcid1_len; - u8 nfcid1[NFC_NFCID1_MAXSIZE]; - u8 sensb_res_len; - u8 sensb_res[NFC_SENSB_RES_MAXSIZE]; - u8 sensf_res_len; - u8 sensf_res[NFC_SENSF_RES_MAXSIZE]; -}; - -struct nfc_genl_data { - u32 poll_req_pid; - struct mutex genl_data_mutex; -}; - -struct nfc_dev { - unsigned idx; - struct nfc_target *targets; - int n_targets; - int targets_generation; - spinlock_t targets_lock; - struct device dev; - bool dev_up; - bool polling; - bool remote_activated; - bool dep_link_up; - u32 dep_rf_mode; - struct nfc_genl_data genl_data; - u32 supported_protocols; - - int tx_headroom; - int tx_tailroom; - - struct nfc_ops *ops; -}; -#define to_nfc_dev(_dev) container_of(_dev, struct nfc_dev, dev) - -extern struct class nfc_class; - -struct nfc_dev *nfc_allocate_device(struct nfc_ops *ops, - u32 supported_protocols, - int tx_headroom, - int tx_tailroom); - -/** - * nfc_free_device - free nfc device - * - * @dev: The nfc device to free - */ -static inline void nfc_free_device(struct nfc_dev *dev) -{ - put_device(&dev->dev); -} - -int nfc_register_device(struct nfc_dev *dev); - -void nfc_unregister_device(struct nfc_dev *dev); - -/** - * nfc_set_parent_dev - set the parent device - * - * @nfc_dev: The nfc device whose parent is being set - * @dev: The parent device - */ -static inline void nfc_set_parent_dev(struct nfc_dev *nfc_dev, - struct device *dev) -{ - nfc_dev->dev.parent = dev; -} - -/** - * nfc_set_drvdata - set driver specifc data - * - * @dev: The nfc device - * @data: Pointer to driver specifc data - */ -static inline void nfc_set_drvdata(struct nfc_dev *dev, void *data) -{ - dev_set_drvdata(&dev->dev, data); -} - -/** - * nfc_get_drvdata - get driver specifc data - * - * @dev: The nfc device - */ -static inline void *nfc_get_drvdata(struct nfc_dev *dev) -{ - return dev_get_drvdata(&dev->dev); -} - -/** - * nfc_device_name - get the nfc device name - * - * @dev: The nfc device whose name to return - */ -static inline const char *nfc_device_name(struct nfc_dev *dev) -{ - return dev_name(&dev->dev); -} - -struct sk_buff *nfc_alloc_send_skb(struct nfc_dev *dev, struct sock *sk, - unsigned int flags, unsigned int size, - unsigned int *err); -struct sk_buff *nfc_alloc_recv_skb(unsigned int size, gfp_t gfp); - -int nfc_set_remote_general_bytes(struct nfc_dev *dev, - u8 *gt, u8 gt_len); - -int nfc_targets_found(struct nfc_dev *dev, - struct nfc_target *targets, int ntargets); - -int nfc_dep_link_is_up(struct nfc_dev *dev, u32 target_idx, - u8 comm_mode, u8 rf_mode); - -#endif /* __NET_NFC_H */ |