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authorMarcel Holtmann <marcel@holtmann.org>2014-06-30 12:34:36 +0200
committerMarcel Holtmann <marcel@holtmann.org>2014-07-03 17:42:51 +0200
commit04fb7d9066dd9173ef0d4ccea8fe3bb59bd94605 (patch)
tree9d55d6113ff0a9bccfdbe2b781167a878bd98d0e
parent8afef092a192cb946393bb11cc95b59739c1e57b (diff)
downloadlinux-04fb7d9066dd9173ef0d4ccea8fe3bb59bd94605.tar.bz2
Bluetooth: Provide defaults for LE connection latency and timeout
Store the connection latency and supervision timeout default values with all the other controller defaults. And when needed use them for new connections. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
-rw-r--r--include/net/bluetooth/hci_core.h2
-rw-r--r--net/bluetooth/hci_conn.c4
-rw-r--r--net/bluetooth/hci_core.c6
3 files changed, 8 insertions, 4 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 182044824495..ed842c7e5cf1 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -203,6 +203,8 @@ struct hci_dev {
__u16 le_scan_window;
__u16 le_conn_min_interval;
__u16 le_conn_max_interval;
+ __u16 le_conn_latency;
+ __u16 le_supv_timeout;
__u16 discov_interleaved_timeout;
__u16 conn_info_min_age;
__u16 conn_info_max_age;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index e7ee7267f846..d00aaf976efc 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -773,8 +773,8 @@ struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
} else {
conn->le_conn_min_interval = hdev->le_conn_min_interval;
conn->le_conn_max_interval = hdev->le_conn_max_interval;
- conn->le_conn_latency = 0x0000;
- conn->le_supv_timeout = 0x002a;
+ conn->le_conn_latency = hdev->le_conn_latency;
+ conn->le_supv_timeout = hdev->le_supv_timeout;
}
/* If controller is scanning, we stop it since some controllers are
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 8d972023196b..94551c33c4c6 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3439,8 +3439,8 @@ int hci_conn_params_add(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type,
update:
params->conn_min_interval = conn_min_interval;
params->conn_max_interval = conn_max_interval;
- params->conn_latency = 0x0000;
- params->supervision_timeout = 0x002a;
+ params->conn_latency = hdev->le_conn_latency;
+ params->supervision_timeout = hdev->le_supv_timeout;
params->auto_connect = auto_connect;
switch (auto_connect) {
@@ -3706,6 +3706,8 @@ struct hci_dev *hci_alloc_dev(void)
hdev->le_scan_window = 0x0030;
hdev->le_conn_min_interval = 0x0028;
hdev->le_conn_max_interval = 0x0038;
+ hdev->le_conn_latency = 0x0000;
+ hdev->le_supv_timeout = 0x002a;
hdev->rpa_timeout = HCI_DEFAULT_RPA_TIMEOUT;
hdev->discov_interleaved_timeout = DISCOV_INTERLEAVED_TIMEOUT;