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Bluetooth: Add BT_PHY socket option

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This adds BT_PHY socket option (read-only) which can be used to read
the PHYs in use by the underline connection.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Luiz Augusto von Dentz
2020-02-14 10:08:57 -08:00
committed by Marcel Holtmann
parent cee5f20fec
commit eab2404ba7
5 changed files with 152 additions and 0 deletions
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13
net/bluetooth/sco.c
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@@ -922,6 +922,7 @@ static int sco_sock_getsockopt(struct socket *sock, int level, int optname,
struct sock *sk = sock->sk;
int len, err = 0;
struct bt_voice voice;
u32 phys;
BT_DBG("sk %p", sk);
@@ -956,6 +957,18 @@ static int sco_sock_getsockopt(struct socket *sock, int level, int optname,
break;
case BT_PHY:
if (sk->sk_state == BT_CONNECTED) {
err = -ENOTCONN;
break;
}
phys = hci_conn_get_phy(sco_pi(sk)->conn->hcon);
if (put_user(phys, (u32 __user *) optval))
err = -EFAULT;
break;
default:
err = -ENOPROTOOPT;
break;