1 files changed, 5 insertions, 0 deletions

diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h
index 7273ff169bb8..313d00fac276 100644
--- a/include/net/nfc/nfc.h
+++ b/include/net/nfc/nfc.h
@@ -62,6 +62,7 @@ struct nfc_ops {
         int (*data_exchange)(struct nfc_dev *dev, u32 target_idx,
                              struct sk_buff *skb, data_exchange_cb_t cb,
                              void *cb_context);
+        int (*check_presence)(struct nfc_dev *dev, u32 target_idx);
 };
 
 #define NFC_TARGET_IDX_ANY -1
@@ -107,6 +108,10 @@ 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)