commit 064f370c5fd982e1264c03f5b704e00f5e41eb36
author Thierry Escande <thierry.escande@linux.intel.com> Tue Apr 02 10:25:16 2013 +0200
committer Samuel Ortiz <sameo@linux.intel.com> Thu Apr 11 16:28:59 2013 +0200
tree 636fc8d9c23ef114e7bf702f0d49ac53786c7b2e
parent abd18d43302ae0e214d020c842b34e706cc3778e

NFC: llcp: Add support in getsockopt for RW, LTO, and MIU remote parameters

Useful for LLCP validation tests.

Signed-off-by: Thierry Escande <thierry.escande@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

net/nfc/llcp/sock.c

diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c
index 641c535..fd01ac6 100644
--- a/net/nfc/llcp/sock.c
+++ b/net/nfc/llcp/sock.c
@@ -303,7 +303,7 @@
 	struct sock *sk = sock->sk;
 	struct nfc_llcp_sock *llcp_sock = nfc_llcp_sock(sk);
 	int len, err = 0;
-	u16 miux;
+	u16 miux, remote_miu;
 	u8 rw;
 
 	pr_debug("%p optname %d\n", sk, optname);
@@ -339,6 +339,27 @@
 
 		break;
 
+	case NFC_LLCP_REMOTE_MIU:
+		remote_miu = llcp_sock->remote_miu > LLCP_MAX_MIU ?
+				local->remote_miu : llcp_sock->remote_miu;
+
+		if (put_user(remote_miu, (u32 __user *) optval))
+			err = -EFAULT;
+
+		break;
+
+	case NFC_LLCP_REMOTE_LTO:
+		if (put_user(local->remote_lto / 10, (u32 __user *) optval))
+			err = -EFAULT;
+
+		break;
+
+	case NFC_LLCP_REMOTE_RW:
+		if (put_user(llcp_sock->remote_rw, (u32 __user *) optval))
+			err = -EFAULT;
+
+		break;
+
 	default:
 		err = -ENOPROTOOPT;
 		break;