This is needed if user space wants to know supported bnep features
by kernel, eg. if kernel supports sending response to bnep setup
control message.
Signed-off-by: Grzegorz Kolodziejczyk <grzegorz.kolodziejczyk@xxxxxxxxx>
---
net/bluetooth/bnep/bnep.h | 4 ++++
net/bluetooth/bnep/sock.c | 8 ++++++++
2 files changed, 12 insertions(+)
diff --git a/net/bluetooth/bnep/bnep.h b/net/bluetooth/bnep/bnep.h
index 5a5b16f..a116e2e 100644
--- a/net/bluetooth/bnep/bnep.h
+++ b/net/bluetooth/bnep/bnep.h
@@ -80,6 +80,9 @@
#define BNEP_TYPE_MASK 0x7f
#define BNEP_EXT_HEADER 0x80
+/* Flags */
+#define BNEP_SETUP_RSP_FLAG 0x00000000
+
struct bnep_setup_conn_req {
__u8 type;
__u8 ctrl;
@@ -111,6 +114,7 @@ struct bnep_ext_hdr {
#define BNEPCONNDEL _IOW('B', 201, int)
#define BNEPGETCONNLIST _IOR('B', 210, int)
#define BNEPGETCONNINFO _IOR('B', 211, int)
+#define BNEPGETSUPPFEAT _IOR('B', 212, int)
struct bnep_connadd_req {
int sock; /* Connected socket */
diff --git a/net/bluetooth/bnep/sock.c b/net/bluetooth/bnep/sock.c
index 5f05129..6b84baf 100644
--- a/net/bluetooth/bnep/sock.c
+++ b/net/bluetooth/bnep/sock.c
@@ -29,6 +29,8 @@
#include "bnep.h"
+static const __u32 supp_feat = BIT(BNEP_SETUP_RSP_FLAG);
+
static struct bt_sock_list bnep_sk_list = {
.lock = __RW_LOCK_UNLOCKED(bnep_sk_list.lock)
};
@@ -120,6 +122,12 @@ static int bnep_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long
return err;
+ case BNEPGETSUPPFEAT:
+ if (copy_to_user(argp, &supp_feat, sizeof(supp_feat)))
+ return -EFAULT;
+
+ return 0;
+
default:
return -EINVAL;
}
--
2.1.0
--
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