From 5521abe082c05a39479d0441b883ddcec1d57765 Mon Sep 17 00:00:00 2001 From: Andre Guedes Date: Thu, 30 Jun 2011 19:20:54 -0300 Subject: Bluetooth: Add enable_le module parameter This patch adds a new module parameter to enable/disable host LE support. By default host LE support is disabled. Signed-off-by: Andre Guedes Signed-off-by: Gustavo F. Padovan --- net/bluetooth/hci_event.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'net/bluetooth') diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 76812243b571..ab66838816f9 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -45,6 +45,8 @@ #include #include +static int enable_le; + /* Handle HCI Event packets */ static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb) @@ -525,6 +527,20 @@ static void hci_setup_event_mask(struct hci_dev *hdev) hci_send_cmd(hdev, HCI_OP_SET_EVENT_MASK, sizeof(events), events); } +static void hci_set_le_support(struct hci_dev *hdev) +{ + struct hci_cp_write_le_host_supported cp; + + memset(&cp, 0, sizeof(cp)); + + if (enable_le) { + cp.le = 1; + cp.simul = !!(hdev->features[6] & LMP_SIMUL_LE_BR); + } + + hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(cp), &cp); +} + static void hci_setup(struct hci_dev *hdev) { hci_setup_event_mask(hdev); @@ -550,6 +566,9 @@ static void hci_setup(struct hci_dev *hdev) hci_send_cmd(hdev, HCI_OP_READ_LOCAL_EXT_FEATURES, sizeof(cp), &cp); } + + if (hdev->features[4] & LMP_LE) + hci_set_le_support(hdev); } static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb) @@ -3070,3 +3089,6 @@ void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data) hci_send_to_sock(hdev, skb, NULL); kfree_skb(skb); } + +module_param(enable_le, bool, 0444); +MODULE_PARM_DESC(enable_le, "Enable LE support"); -- cgit v1.2.3