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Diffstat (limited to 'include/net/nfc/nfc.h')
-rw-r--r--include/net/nfc/nfc.h19
1 files changed, 10 insertions, 9 deletions
diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h
index 9a2505a5b8de..b7ca4a2a1d72 100644
--- a/include/net/nfc/nfc.h
+++ b/include/net/nfc/nfc.h
@@ -48,26 +48,28 @@ 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, u32 target_idx);
+ int (*check_presence)(struct nfc_dev *dev, struct nfc_target *target);
};
#define NFC_TARGET_IDX_ANY -1
#define NFC_MAX_GT_LEN 48
-#define NFC_TARGET_IDX_NONE 0xffffffff
struct nfc_target {
u32 idx;
@@ -95,11 +97,10 @@ struct nfc_dev {
struct nfc_target *targets;
int n_targets;
int targets_generation;
- spinlock_t targets_lock;
struct device dev;
bool dev_up;
bool polling;
- u32 activated_target_idx;
+ struct nfc_target *active_target;
bool dep_link_up;
u32 dep_rf_mode;
struct nfc_genl_data genl_data;