NFC: nci: add nci_get_conn_info_by_id function

This functin takes as a parameter a pointer to the nci_dev
struct and the first byte from the values of the first domain
specific parameter that was used for the connection creation.

Signed-off-by: Robert Dolca <robert.dolca@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index 9d5f7a2b1d03..75bda34fd8e4 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -64,6 +64,19 @@ struct nci_conn_info *nci_get_conn_info_by_conn_id(struct nci_dev *ndev,
         return NULL;
 }
 
+int nci_get_conn_info_by_id(struct nci_dev *ndev, u8 id)
+{
+        struct nci_conn_info *conn_info;
+
+        list_for_each_entry(conn_info, &ndev->conn_info_list, list) {
+                if (conn_info->id == id)
+                        return conn_info->conn_id;
+        }
+
+        return -EINVAL;
+}
+EXPORT_SYMBOL(nci_get_conn_info_by_id);
+
 /* ---- NCI requests ---- */
 
 void nci_req_complete(struct nci_dev *ndev, int result)