From efae1f20bc2d37ff96cce721e9ea5e98295d75fa Mon Sep 17 00:00:00 2001 From: Nick Pelly Date: Wed, 9 Dec 2009 00:15:41 -0800 Subject: [PATCH] Bluetooth: Add ACL MTU, available buffers and total buffers to hci_conn_info. This provides userspace debugging tools access to ACL flow control state. Signed-off-by: Nick Pelly --- include/net/bluetooth/hci.h | 3 +++ net/bluetooth/hci_conn.c | 18 ++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index e0512aaef4b8..2d6adf331265 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -1628,6 +1628,9 @@ struct hci_conn_info { __u8 out; __u16 state; __u32 link_mode; + __u32 mtu; + __u32 cnt; + __u32 pkts; }; struct hci_dev_req { diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 6c7f36379722..b4bbdd55812a 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -880,6 +880,15 @@ int hci_get_conn_list(void __user *arg) (ci + n)->out = c->out; (ci + n)->state = c->state; (ci + n)->link_mode = c->link_mode; + if (c->type == SCO_LINK) { + (ci + n)->mtu = hdev->sco_mtu; + (ci + n)->cnt = hdev->sco_cnt; + (ci + n)->pkts = hdev->sco_pkts; + } else { + (ci + n)->mtu = hdev->acl_mtu; + (ci + n)->cnt = hdev->acl_cnt; + (ci + n)->pkts = hdev->acl_pkts; + } if (++n >= req.conn_num) break; } @@ -916,6 +925,15 @@ int hci_get_conn_info(struct hci_dev *hdev, void __user *arg) ci.out = conn->out; ci.state = conn->state; ci.link_mode = conn->link_mode; + if (req.type == SCO_LINK) { + ci.mtu = hdev->sco_mtu; + ci.cnt = hdev->sco_cnt; + ci.pkts = hdev->sco_pkts; + } else { + ci.mtu = hdev->acl_mtu; + ci.cnt = hdev->acl_cnt; + ci.pkts = hdev->acl_pkts; + } } hci_dev_unlock(hdev); -- 2.34.1