Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/ker…

…nel/git/bluetooth/bluetooth-next

drivers/bluetooth/ath3k.c

@@ -87,6 +87,7 @@ static const struct usb_device_id ath3k_table[] = {
 	{ USB_DEVICE(0x04CA, 0x3007) },
 	{ USB_DEVICE(0x04CA, 0x3008) },
 	{ USB_DEVICE(0x04CA, 0x300b) },
+	{ USB_DEVICE(0x04CA, 0x3010) },
 	{ USB_DEVICE(0x0930, 0x0219) },
 	{ USB_DEVICE(0x0930, 0x0220) },
 	{ USB_DEVICE(0x0930, 0x0227) },
@@ -140,6 +141,7 @@ static const struct usb_device_id ath3k_blist_tbl[] = {
 	{ USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 },
+	{ USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 },

drivers/bluetooth/btusb.c

@@ -167,6 +167,7 @@ static const struct usb_device_id blacklist_table[] = {
 	{ USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 },
+	{ USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 },

net/bluetooth/hci_conn.c

@@ -661,7 +661,7 @@ static void hci_req_add_le_create_conn(struct hci_request *req,
 	memset(&cp, 0, sizeof(cp));
 
 	/* Update random address, but set require_privacy to false so
-	 * that we never connect with an unresolvable address.
+	 * that we never connect with an non-resolvable address.
 	 */
 	if (hci_update_random_address(req, false, &own_addr_type))
 		return;

net/bluetooth/hci_core.c

@@ -1373,8 +1373,6 @@ static void hci_init1_req(struct hci_request *req, unsigned long opt)
 
 static void bredr_setup(struct hci_request *req)
 {
-	struct hci_dev *hdev = req->hdev;
-
 	__le16 param;
 	__u8 flt_type;
 
@@ -1403,14 +1401,6 @@ static void bredr_setup(struct hci_request *req)
 	/* Connection accept timeout ~20 secs */
 	param = cpu_to_le16(0x7d00);
 	hci_req_add(req, HCI_OP_WRITE_CA_TIMEOUT, 2, &param);
-
-	/* AVM Berlin (31), aka "BlueFRITZ!", reports version 1.2,
-	 * but it does not support page scan related HCI commands.
-	 */
-	if (hdev->manufacturer != 31 && hdev->hci_ver > BLUETOOTH_VER_1_1) {
-		hci_req_add(req, HCI_OP_READ_PAGE_SCAN_ACTIVITY, 0, NULL);
-		hci_req_add(req, HCI_OP_READ_PAGE_SCAN_TYPE, 0, NULL);
-	}
 }
 
 static void le_setup(struct hci_request *req)
@@ -1718,6 +1708,16 @@ static void hci_init3_req(struct hci_request *req, unsigned long opt)
 	if (hdev->commands[5] & 0x10)
 		hci_setup_link_policy(req);
 
+	if (hdev->commands[8] & 0x01)
+		hci_req_add(req, HCI_OP_READ_PAGE_SCAN_ACTIVITY, 0, NULL);
+
+	/* Some older Broadcom based Bluetooth 1.2 controllers do not
+	 * support the Read Page Scan Type command. Check support for
+	 * this command in the bit mask of supported commands.
+	 */
+	if (hdev->commands[13] & 0x01)
+		hci_req_add(req, HCI_OP_READ_PAGE_SCAN_TYPE, 0, NULL);
+
 	if (lmp_le_capable(hdev)) {
 		u8 events[8];
 
@@ -2634,6 +2634,12 @@ static int hci_dev_do_close(struct hci_dev *hdev)
 	drain_workqueue(hdev->workqueue);
 
 	hci_dev_lock(hdev);
+
+	if (!test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) {
+		if (hdev->dev_type == HCI_BREDR)
+			mgmt_powered(hdev, 0);
+	}
+
 	hci_inquiry_cache_flush(hdev);
 	hci_pend_le_actions_clear(hdev);
 	hci_conn_hash_flush(hdev);
@@ -2681,14 +2687,6 @@ static int hci_dev_do_close(struct hci_dev *hdev)
 	hdev->flags &= BIT(HCI_RAW);
 	hdev->dev_flags &= ~HCI_PERSISTENT_MASK;
 
-	if (!test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) {
-		if (hdev->dev_type == HCI_BREDR) {
-			hci_dev_lock(hdev);
-			mgmt_powered(hdev, 0);
-			hci_dev_unlock(hdev);
-		}
-	}
-
 	/* Controller radio is available but is currently powered down */
 	hdev->amp_status = AMP_STATUS_POWERED_DOWN;
 
@@ -3083,7 +3081,9 @@ static void hci_power_on(struct work_struct *work)
 
 	err = hci_dev_do_open(hdev);
 	if (err < 0) {
+		hci_dev_lock(hdev);
 		mgmt_set_powered_failed(hdev, err);
+		hci_dev_unlock(hdev);
 		return;
 	}
 
@@ -3959,17 +3959,29 @@ int hci_update_random_address(struct hci_request *req, bool require_privacy,
 	}
 
 	/* In case of required privacy without resolvable private address,
-	 * use an unresolvable private address. This is useful for active
+	 * use an non-resolvable private address. This is useful for active
 	 * scanning and non-connectable advertising.
 	 */
 	if (require_privacy) {
-		bdaddr_t urpa;
+		bdaddr_t nrpa;
+
+		while (true) {
+			/* The non-resolvable private address is generated
+			 * from random six bytes with the two most significant
+			 * bits cleared.
+			 */
+			get_random_bytes(&nrpa, 6);
+			nrpa.b[5] &= 0x3f;
 
-		get_random_bytes(&urpa, 6);
-		urpa.b[5] &= 0x3f;	/* Clear two most significant bits */
+			/* The non-resolvable private address shall not be
+			 * equal to the public address.
+			 */
+			if (bacmp(&hdev->bdaddr, &nrpa))
+				break;
+		}
 
 		*own_addr_type = ADDR_LE_DEV_RANDOM;
-		set_random_addr(req, &urpa);
+		set_random_addr(req, &nrpa);
 		return 0;
 	}
 
@@ -5625,7 +5637,7 @@ void hci_req_add_le_passive_scan(struct hci_request *req)
 	u8 filter_policy;
 
 	/* Set require_privacy to false since no SCAN_REQ are send
-	 * during passive scanning. Not using an unresolvable address
+	 * during passive scanning. Not using an non-resolvable address
 	 * here is important so that peer devices using direct
 	 * advertising with our address will be correctly reported
 	 * by the controller.

net/bluetooth/hci_event.c

@@ -257,6 +257,8 @@ static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb)
 	if (!sent)
 		return;
 
+	hci_dev_lock(hdev);
+
 	if (!status) {
 		__u8 param = *((__u8 *) sent);
 
@@ -268,6 +270,8 @@ static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb)
 
 	if (test_bit(HCI_MGMT, &hdev->dev_flags))
 		mgmt_auth_enable_complete(hdev, status);
+
+	hci_dev_unlock(hdev);
 }
 
 static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb)
@@ -443,6 +447,8 @@ static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb)
 	if (!sent)
 		return;
 
+	hci_dev_lock(hdev);
+
 	if (!status) {
 		if (sent->mode)
 			hdev->features[1][0] |= LMP_HOST_SSP;
@@ -458,6 +464,8 @@ static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb)
 		else
 			clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags);
 	}
+
+	hci_dev_unlock(hdev);
 }
 
 static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb)
@@ -471,6 +479,8 @@ static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb)
 	if (!sent)
 		return;
 
+	hci_dev_lock(hdev);
+
 	if (!status) {
 		if (sent->support)
 			hdev->features[1][0] |= LMP_HOST_SC;
@@ -486,6 +496,8 @@ static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb)
 		else
 			clear_bit(HCI_SC_ENABLED, &hdev->dev_flags);
 	}
+
+	hci_dev_unlock(hdev);
 }
 
 static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb)
@@ -1135,6 +1147,8 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
 	if (!cp)
 		return;
 
+	hci_dev_lock(hdev);
+
 	switch (cp->enable) {
 	case LE_SCAN_ENABLE:
 		set_bit(HCI_LE_SCAN, &hdev->dev_flags);
@@ -1184,6 +1198,8 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
 		BT_ERR("Used reserved LE_Scan_Enable param %d", cp->enable);
 		break;
 	}
+
+	hci_dev_unlock(hdev);
 }
 
 static void hci_cc_le_read_white_list_size(struct hci_dev *hdev,
@@ -1278,6 +1294,8 @@ static void hci_cc_write_le_host_supported(struct hci_dev *hdev,
 	if (!sent)
 		return;
 
+	hci_dev_lock(hdev);
+
 	if (sent->le) {
 		hdev->features[1][0] |= LMP_HOST_LE;
 		set_bit(HCI_LE_ENABLED, &hdev->dev_flags);
@@ -1291,6 +1309,8 @@ static void hci_cc_write_le_host_supported(struct hci_dev *hdev,
 		hdev->features[1][0] |= LMP_HOST_LE_BREDR;
 	else
 		hdev->features[1][0] &= ~LMP_HOST_LE_BREDR;
+
+	hci_dev_unlock(hdev);
 }
 
 static void hci_cc_set_adv_param(struct hci_dev *hdev, struct sk_buff *skb)

net/bluetooth/l2cap_core.c

@@ -6966,8 +6966,9 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon)
 	    test_bit(HCI_HS_ENABLED, &hcon->hdev->dev_flags))
 		conn->local_fixed_chan |= L2CAP_FC_A2MP;
 
-	if (bredr_sc_enabled(hcon->hdev) &&
-	    test_bit(HCI_LE_ENABLED, &hcon->hdev->dev_flags))
+	if (test_bit(HCI_LE_ENABLED, &hcon->hdev->dev_flags) &&
+	    (bredr_sc_enabled(hcon->hdev) ||
+	     test_bit(HCI_FORCE_LESC, &hcon->hdev->dbg_flags)))
 		conn->local_fixed_chan |= L2CAP_FC_SMP_BREDR;
 
 	mutex_init(&conn->ident_lock);