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authorSzymon Janc <szymon.janc@codecoup.pl>2016-09-01 17:22:37 +0200
committerMarcel Holtmann <marcel@holtmann.org>2016-09-19 20:19:34 +0200
commit418678b01aca849b4f86224e609610ce87a9bdc4 (patch)
tree2ff5c117679f9c9983194f156e6773427ab93a38 /drivers
parentBluetooth: Remove deprecated create_singlethread_workqueue (diff)
downloadlinux-418678b01aca849b4f86224e609610ce87a9bdc4.tar.xz
linux-418678b01aca849b4f86224e609610ce87a9bdc4.zip
Bluetooth: btusb: Mark CW6622 devices to have broken link key commands
Conwise CW6622 seems to have a problem with the stored link key commands so just mark it as broken. < HCI Command: Read Local Supported Features (0x04|0x0003) plen 0 > HCI Event: Command Complete (0x0e) plen 12 Read Local Supported Features (0x04|0x0003) ncmd 1 status 0x00 Features: 0xff 0x3e 0x85 0x38 0x18 0x18 0x00 0x00 < HCI Command: Read Local Version Information (0x04|0x0001) plen 0 > HCI Event: Command Complete (0x0e) plen 12 Read Local Version Information (0x04|0x0001) ncmd 1 status 0x00 HCI Version: 2.0 (0x3) HCI Revision: 0x1f4 LMP Version: 2.0 (0x3) LMP Subversion: 0x1f4 Manufacturer: CONWISE Technology Corporation Ltd (66) ... < HCI Command: Read Local Supported Commands (0x04|0x0002) plen 0 > HCI Event: Command Complete (0x0e) plen 68 Read Local Supported Commands (0x04|0x0002) ncmd 1 status 0x00 Commands: 7fffef03cedfffffffffff1ff20ff8ff3f ... < HCI Command: Read Stored Link Key (0x03|0x000d) plen 7 bdaddr 00:00:00:00:00:00 all 1 > HCI Event: Command Complete (0x0e) plen 8 Read Stored Link Key (0x03|0x000d) ncmd 1 status 0x11 max 0 num 0 Error: Unsupported Feature or Parameter Value Signed-off-by: Szymon Janc <szymon.janc@codecoup.pl> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/bluetooth/btusb.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 80ae854a0bee..9ebd73dd7915 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -62,6 +62,7 @@ static struct usb_driver btusb_driver;
#define BTUSB_REALTEK 0x20000
#define BTUSB_BCM2045 0x40000
#define BTUSB_IFNUM_2 0x80000
+#define BTUSB_CW6622 0x100000
static const struct usb_device_id btusb_table[] = {
/* Generic Bluetooth USB device */
@@ -291,7 +292,8 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x0400, 0x080a), .driver_info = BTUSB_BROKEN_ISOC },
/* CONWISE Technology based adapters with buggy SCO support */
- { USB_DEVICE(0x0e5e, 0x6622), .driver_info = BTUSB_BROKEN_ISOC },
+ { USB_DEVICE(0x0e5e, 0x6622),
+ .driver_info = BTUSB_BROKEN_ISOC | BTUSB_CW6622},
/* Roper Class 1 Bluetooth Dongle (Silicon Wave based) */
{ USB_DEVICE(0x1310, 0x0001), .driver_info = BTUSB_SWAVE },
@@ -2845,6 +2847,9 @@ static int btusb_probe(struct usb_interface *intf,
hdev->send = btusb_send_frame;
hdev->notify = btusb_notify;
+ if (id->driver_info & BTUSB_CW6622)
+ set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks);
+
if (id->driver_info & BTUSB_BCM2045)
set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks);