Bluetooth: Set HCI_QUIRK_STRICT_DUPLICATE_FILTER for BTUSB_ATH3012

The Bluetooth controllers from Atheros use a strict scanning filter
policy that filters based on Bluetooth device addresses and not on
RSSI. So tell the core about this.

Signed-off-by: Jakub Pawlowski <jpawlowski@google.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index d114786490b1..3aa4b3c776b2 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2731,8 +2731,10 @@ static int btusb_probe(struct usb_interface *intf,
         if (id->driver_info & BTUSB_INTEL_BOOT)
                 set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks);
 
-        if (id->driver_info & BTUSB_ATH3012)
+        if (id->driver_info & BTUSB_ATH3012) {
                 hdev->set_bdaddr = btusb_set_bdaddr_ath3012;
+                set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
+        }
 
         if (id->driver_info & BTUSB_AMP) {
                 /* AMP controllers do not support SCO packets */