From: Robert Dolca <robert.dolca@intel.com>
Date: Thu, 22 Oct 2015 09:11:41 +0000 (+0300)
Subject: NFC: nci: add nci_get_conn_info_by_id function
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=85b9ce9a21b119a8163f20d60e7f0ce58fffbeef;p=deliverable%2Flinux.git

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>
---

diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index 5daf0042261e..0569cb251135 100644
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -374,6 +374,7 @@ void nci_clear_target_list(struct nci_dev *ndev);
 void nci_req_complete(struct nci_dev *ndev, int result);
 struct nci_conn_info *nci_get_conn_info_by_conn_id(struct nci_dev *ndev,
 						   int conn_id);
+int nci_get_conn_info_by_id(struct nci_dev *ndev, u8 id);
 
 /* ----- NCI status code ----- */
 int nci_to_errno(__u8 code);
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)