diff options
| -rw-r--r-- | include/net/nfc/nfc.h | 1 | ||||
| -rw-r--r-- | net/nfc/core.c | 12 | ||||
| -rw-r--r-- | net/nfc/llcp/llcp.c | 15 | ||||
| -rw-r--r-- | net/nfc/nfc.h | 7 |
4 files changed, 35 insertions, 0 deletions
diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h index 45c4c970575c..180964b954ab 100644 --- a/include/net/nfc/nfc.h +++ b/include/net/nfc/nfc.h @@ -202,5 +202,6 @@ int nfc_dep_link_is_up(struct nfc_dev *dev, u32 target_idx, int nfc_tm_activated(struct nfc_dev *dev, u32 protocol, u8 comm_mode, u8 *gb, size_t gb_len); int nfc_tm_deactivated(struct nfc_dev *dev); +int nfc_tm_data_received(struct nfc_dev *dev, struct sk_buff *skb); #endif /* __NET_NFC_H */ diff --git a/net/nfc/core.c b/net/nfc/core.c index 76c1e207d297..6a3799eebc30 100644 --- a/net/nfc/core.c +++ b/net/nfc/core.c @@ -462,6 +462,18 @@ u8 *nfc_get_local_general_bytes(struct nfc_dev *dev, size_t *gb_len) } EXPORT_SYMBOL(nfc_get_local_general_bytes); +int nfc_tm_data_received(struct nfc_dev *dev, struct sk_buff *skb) +{ + /* Only LLCP target mode for now */ + if (dev->dep_link_up == false) { + kfree_skb(skb); + return -ENOLINK; + } + + return nfc_llcp_data_received(dev, skb); +} +EXPORT_SYMBOL(nfc_tm_data_received); + int nfc_tm_activated(struct nfc_dev *dev, u32 protocol, u8 comm_mode, u8 *gb, size_t gb_len) { diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 5f7aa3f632fb..5705e6dffb32 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -937,6 +937,21 @@ void nfc_llcp_recv(void *data, struct sk_buff *skb, int err) return; } +int nfc_llcp_data_received(struct nfc_dev *dev, struct sk_buff *skb) +{ + struct nfc_llcp_local *local; + + local = nfc_llcp_find_local(dev); + if (local == NULL) + return -ENODEV; + + local->rx_pending = skb_get(skb); + del_timer(&local->link_timer); + queue_work(local->rx_wq, &local->rx_work); + + return 0; +} + void nfc_llcp_mac_is_down(struct nfc_dev *dev) { struct nfc_llcp_local *local; diff --git a/net/nfc/nfc.h b/net/nfc/nfc.h index cd9fcbe57464..c5e42b79a418 100644 --- a/net/nfc/nfc.h +++ b/net/nfc/nfc.h @@ -55,6 +55,7 @@ int nfc_llcp_register_device(struct nfc_dev *dev); void nfc_llcp_unregister_device(struct nfc_dev *dev); int nfc_llcp_set_remote_gb(struct nfc_dev *dev, u8 *gb, u8 gb_len); u8 *nfc_llcp_general_bytes(struct nfc_dev *dev, size_t *general_bytes_len); +int nfc_llcp_data_received(struct nfc_dev *dev, struct sk_buff *skb); int __init nfc_llcp_init(void); void nfc_llcp_exit(void); @@ -90,6 +91,12 @@ static inline u8 *nfc_llcp_general_bytes(struct nfc_dev *dev, size_t *gb_len) return NULL; } +static inline int nfc_llcp_data_received(struct nfc_dev *dev, + struct sk_buff *skb) +{ + return 0; +} + static inline int nfc_llcp_init(void) { return 0; |