Bluetooth: Set supported settings based on enabled HS and/or LE

Since neither High Speed (HS) nor Low Energy (LE) are fully implemented
yet, only expose them in supported settings when enabled.
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: NJohan Hedberg <johan.hedberg@intel.com>

include/net/bluetooth/hci.h

@@ -1422,5 +1422,6 @@ struct hci_inquiry_req {
 #define IREQ_CACHE_FLUSH 0x0001
 
 extern bool enable_hs;
+extern bool enable_le;
 
 #endif /* __HCI_H */

net/bluetooth/hci_core.c

@@ -54,8 +54,6 @@
 
 #define AUTO_OFF_TIMEOUT 2000
 
-bool enable_hs;
-
 static void hci_rx_work(struct work_struct *work);
 static void hci_cmd_work(struct work_struct *work);
 static void hci_tx_work(struct work_struct *work);
@@ -2913,6 +2911,3 @@ int hci_cancel_inquiry(struct hci_dev *hdev)
 
 	return hci_send_cmd(hdev, HCI_OP_INQUIRY_CANCEL, 0, NULL);
 }
-
-module_param(enable_hs, bool, 0644);
-MODULE_PARM_DESC(enable_hs, "Enable High Speed");

net/bluetooth/hci_event.c

@@ -44,8 +44,6 @@
 #include <net/bluetooth/bluetooth.h>
 #include <net/bluetooth/hci_core.h>
 
-static bool enable_le;
-
 /* Handle HCI Event packets */
 
 static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb)
@@ -3545,6 +3543,3 @@ void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb)
 	kfree_skb(skb);
 	hdev->stat.evt_rx++;
 }
-
-module_param(enable_le, bool, 0644);
-MODULE_PARM_DESC(enable_le, "Enable LE support");

net/bluetooth/mgmt.c

@@ -34,6 +34,9 @@
 #include <net/bluetooth/mgmt.h>
 #include <net/bluetooth/smp.h>
 
+bool enable_hs;
+bool enable_le;
+
 #define MGMT_VERSION	1
 #define MGMT_REVISION	0
 
@@ -374,8 +377,13 @@ static u32 get_supported_settings(struct hci_dev *hdev)
 		settings |= MGMT_SETTING_LINK_SECURITY;
 	}
 
-	if (hdev->features[4] & LMP_LE)
-		settings |= MGMT_SETTING_LE;
+	if (enable_hs)
+		settings |= MGMT_SETTING_HS;
+
+	if (enable_le) {
+		if (hdev->features[4] & LMP_LE)
+			settings |= MGMT_SETTING_LE;
+	}
 
 	return settings;
 }
@@ -3421,3 +3429,9 @@ int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type)
 	return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev),
 							cmd ? cmd->sk : NULL);
 }
+
+module_param(enable_hs, bool, 0644);
+MODULE_PARM_DESC(enable_hs, "Enable High Speed support");
+
+module_param(enable_le, bool, 0644);
+MODULE_PARM_DESC(enable_le, "Enable Low Energy support");