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| author | Robert Dolca <robert.dolca@intel.com> | 2015-10-22 12:11:34 +0300 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2015-10-25 21:11:42 +0300 |
| commit | 2663589ce67e5429bac89544bb0e102bb1fcf617 (patch) | |
| tree | e96bcdecd2780609370d590988b0410e56c6b90b /net/nfc/nci | |
| parent | ea785c094d38bc5eae8011330759d68f45236559 (diff) | |
| download | linux-2663589ce67e5429bac89544bb0e102bb1fcf617.tar.xz | |
NFC: nci: Add function to get max packet size for conn
FDP driver needs to send the firmware as regular packets
(not fragmented). The driver should have a way to
get the max packet size for a given connection.
Signed-off-by: Robert Dolca <robert.dolca@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'net/nfc/nci')
| -rw-r--r-- | net/nfc/nci/data.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/nfc/nci/data.c b/net/nfc/nci/data.c index 83acd189c13a..dbd24254412a 100644 --- a/net/nfc/nci/data.c +++ b/net/nfc/nci/data.c @@ -90,6 +90,18 @@ static inline void nci_push_data_hdr(struct nci_dev *ndev, nci_pbf_set((__u8 *)hdr, pbf); } +int nci_conn_max_data_pkt_payload_size(struct nci_dev *ndev, __u8 conn_id) +{ + struct nci_conn_info *conn_info; + + conn_info = nci_get_conn_info_by_conn_id(ndev, conn_id); + if (!conn_info) + return -EPROTO; + + return conn_info->max_pkt_payload_len; +} +EXPORT_SYMBOL(nci_conn_max_data_pkt_payload_size); + static int nci_queue_tx_data_frags(struct nci_dev *ndev, __u8 conn_id, struct sk_buff *skb) { |