diff options
Diffstat (limited to 'include/net/nfc/nci_core.h')
| -rw-r--r-- | include/net/nfc/nci_core.h | 36 |
1 files changed, 26 insertions, 10 deletions
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 |