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Diffstat (limited to 'include/net/nfc/nfc.h')
-rw-r--r--include/net/nfc/nfc.h27
1 files changed, 19 insertions, 8 deletions
diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h
index bac070bf351..b7ca4a2a1d7 100644
--- a/include/net/nfc/nfc.h
+++ b/include/net/nfc/nfc.h
@@ -48,20 +48,24 @@ struct nfc_dev;
typedef void (*data_exchange_cb_t)(void *context, struct sk_buff *skb,
int err);
+struct nfc_target;
+
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_up)(struct nfc_dev *dev, struct nfc_target *target,
+ 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,
+ int (*activate_target)(struct nfc_dev *dev, struct nfc_target *target,
u32 protocol);
- void (*deactivate_target)(struct nfc_dev *dev, u32 target_idx);
- int (*data_exchange)(struct nfc_dev *dev, u32 target_idx,
+ void (*deactivate_target)(struct nfc_dev *dev,
+ struct nfc_target *target);
+ int (*data_exchange)(struct nfc_dev *dev, struct nfc_target *target,
struct sk_buff *skb, data_exchange_cb_t cb,
void *cb_context);
+ int (*check_presence)(struct nfc_dev *dev, struct nfc_target *target);
};
#define NFC_TARGET_IDX_ANY -1
@@ -78,6 +82,8 @@ struct nfc_target {
u8 sensb_res[NFC_SENSB_RES_MAXSIZE];
u8 sensf_res_len;
u8 sensf_res[NFC_SENSF_RES_MAXSIZE];
+ u8 hci_reader_gate;
+ u8 logical_idx;
};
struct nfc_genl_data {
@@ -86,15 +92,15 @@ struct nfc_genl_data {
};
struct nfc_dev {
- unsigned idx;
+ unsigned int idx;
+ u32 target_next_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;
+ struct nfc_target *active_target;
bool dep_link_up;
u32 dep_rf_mode;
struct nfc_genl_data genl_data;
@@ -103,6 +109,10 @@ struct nfc_dev {
int tx_headroom;
int tx_tailroom;
+ struct timer_list check_pres_timer;
+ struct workqueue_struct *check_pres_wq;
+ struct work_struct check_pres_work;
+
struct nfc_ops *ops;
};
#define to_nfc_dev(_dev) container_of(_dev, struct nfc_dev, dev)
@@ -181,6 +191,7 @@ int nfc_set_remote_general_bytes(struct nfc_dev *dev,
int nfc_targets_found(struct nfc_dev *dev,
struct nfc_target *targets, int ntargets);
+int nfc_target_lost(struct nfc_dev *dev, u32 target_idx);
int nfc_dep_link_is_up(struct nfc_dev *dev, u32 target_idx,
u8 comm_mode, u8 rf_mode);