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-rw-r--r--include/net/nfc/nci.h53
-rw-r--r--include/net/nfc/nci_core.h36
-rw-r--r--include/net/nfc/nfc.h39
3 files changed, 98 insertions, 30 deletions
diff --git a/include/net/nfc/nci.h b/include/net/nfc/nci.h
index 2be95e2626c0..276094b91d7c 100644
--- a/include/net/nfc/nci.h
+++ b/include/net/nfc/nci.h
@@ -116,6 +116,11 @@
#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
@@ -207,6 +212,13 @@ struct nci_rf_disc_cmd {
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;
@@ -244,6 +256,8 @@ struct nci_core_init_rsp_2 {
#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)
/* --------------------------- */
@@ -260,13 +274,15 @@ struct nci_core_conn_credit_ntf {
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_INTF_ACTIVATED_NTF nci_opcode_pack(NCI_GID_RF_MGMT, 0x05)
+#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 */
@@ -275,11 +291,43 @@ struct rf_tech_specific_params_nfca_poll {
__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;
@@ -291,6 +339,8 @@ struct nci_rf_intf_activated_ntf {
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;
@@ -300,6 +350,7 @@ struct nci_rf_intf_activated_ntf {
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;
diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index bccd89e9d4c2..feba74027ff8 100644
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -34,21 +34,31 @@
#include <net/nfc/nfc.h>
#include <net/nfc/nci.h>
-/* NCI device state */
-enum {
+/* 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_DATA_EXCHANGE,
};
/* NCI timeouts */
#define NCI_RESET_TIMEOUT 5000
#define NCI_INIT_TIMEOUT 5000
#define NCI_RF_DISC_TIMEOUT 5000
-#define NCI_RF_DEACTIVATE_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;
@@ -59,6 +69,7 @@ struct nci_ops {
};
#define NCI_MAX_SUPPORTED_RF_INTERFACES 4
+#define NCI_MAX_DISCOVERED_TARGETS 10
/* NCI Core structures */
struct nci_dev {
@@ -68,12 +79,14 @@ struct nci_dev {
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;
@@ -96,9 +109,11 @@ struct nci_dev {
void *driver_data;
__u32 poll_prots;
- __u32 target_available_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;
@@ -126,17 +141,17 @@ struct nci_dev {
/* ----- NCI Devices ----- */
struct nci_dev *nci_allocate_device(struct nci_ops *ops,
- __u32 supported_protocols,
- int tx_headroom,
- int tx_tailroom);
+ __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)
+ unsigned int len,
+ gfp_t how)
{
struct sk_buff *skb;
@@ -169,6 +184,7 @@ 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
diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h
index 8696b773a695..bac070bf3514 100644
--- a/include/net/nfc/nfc.h
+++ b/include/net/nfc/nfc.h
@@ -24,6 +24,7 @@
#ifndef __NET_NFC_H
#define __NET_NFC_H
+#include <linux/nfc.h>
#include <linux/device.h>
#include <linux/skbuff.h>
@@ -52,20 +53,19 @@ struct nfc_ops {
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 rf_mode);
+ 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);
+ 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);
+ struct sk_buff *skb, data_exchange_cb_t cb,
+ void *cb_context);
};
#define NFC_TARGET_IDX_ANY -1
#define NFC_MAX_GT_LEN 48
-#define NFC_MAX_NFCID1_LEN 10
struct nfc_target {
u32 idx;
@@ -73,7 +73,11 @@ struct nfc_target {
u16 sens_res;
u8 sel_res;
u8 nfcid1_len;
- u8 nfcid1[NFC_MAX_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 {
@@ -83,7 +87,6 @@ struct nfc_genl_data {
struct nfc_dev {
unsigned idx;
- unsigned target_idx;
struct nfc_target *targets;
int n_targets;
int targets_generation;
@@ -107,9 +110,9 @@ struct nfc_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);
+ u32 supported_protocols,
+ int tx_headroom,
+ int tx_tailroom);
/**
* nfc_free_device - free nfc device
@@ -132,7 +135,7 @@ void nfc_unregister_device(struct nfc_dev *dev);
* @dev: The parent device
*/
static inline void nfc_set_parent_dev(struct nfc_dev *nfc_dev,
- struct device *dev)
+ struct device *dev)
{
nfc_dev->dev.parent = dev;
}
@@ -169,17 +172,15 @@ static inline const char *nfc_device_name(struct nfc_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);
+ 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);
+ u8 *gt, u8 gt_len);
-u8 *nfc_get_local_general_bytes(struct nfc_dev *dev, u8 *gt_len);
-
-int nfc_targets_found(struct nfc_dev *dev, struct nfc_target *targets,
- int ntargets);
+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);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-06 19:33:03 +0000