[Bug 98221] New: [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

[Bug 98221] New: [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=98221

            Bug ID: 98221
           Summary: [REGRESSION] Conwise Technology Co., Ltd. CW6622
                    Bluetooth Dongle doesn't work
           Product: Drivers
           Version: 2.5
    Kernel Version: 4.0.2
          Hardware: x86-64
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Bluetooth
          Assignee: linux-bluetooth@vger.kernel.org
          Reporter: worryag@gmail.com
        Regression: No

Created attachment 176671
  --> https://bugzilla.kernel.org/attachment.cgi?id=176671&action=edit
/sys/kernel/debug/usb/devices

Bt dongle dont work after upgrading from 3.19.8 to 4.0.2

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

--- Comment #1 from worryag@gmail.com ---
Created attachment 176681
  --> https://bugzilla.kernel.org/attachment.cgi?id=176681&action=edit
hcidump

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

--- Comment #2 from worryag@gmail.com ---
Created attachment 176691
  --> https://bugzilla.kernel.org/attachment.cgi?id=176691&action=edit
hciconfig

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

--- Comment #3 from worryag@gmail.com ---
Created attachment 176701
  --> https://bugzilla.kernel.org/attachment.cgi?id=176701&action=edit
dmesg

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

--- Comment #4 from worryag@gmail.com ---
Created attachment 176711
  --> https://bugzilla.kernel.org/attachment.cgi?id=176711&action=edit
lsusb

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

worryag@gmail.com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Regression|No                          |Yes

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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avdhooth@gmail.com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |avdhooth@gmail.com

--- Comment #5 from avdhooth@gmail.com ---
Not working in in 4.6.x. dongle work in windows.

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

Szymon Janc <szymon.janc@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |szymon.janc@gmail.com

--- Comment #6 from Szymon Janc <szymon.janc@gmail.com> ---
Looks like this chip has broken support for Read Stored Link Key command.

Can you try attached patch?

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

--- Comment #7 from Szymon Janc <szymon.janc@gmail.com> ---
Created attachment 229591
  --> https://bugzilla.kernel.org/attachment.cgi?id=229591&action=edit
fix

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

--- Comment #8 from avdhooth@gmail.com ---
I will try attached patch allow me some time.

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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--- Comment #9 from avdhooth@gmail.com ---
Awesome!! Patch working perfectly tested with v4.7.2. Is it going mearge?
Thanks.

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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David Campbell <david@pastornet.net.au> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |david@pastornet.net.au

--- Comment #10 from David Campbell <david@pastornet.net.au> ---
Shouldn't the status of this defect be changed to reflect the fact that a patch
exists?  It is still in state NEW.

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[Bug 98221] [REGRESSION] Conwise Technology Co., Ltd. CW6622 Bluetooth Dongle doesn't work

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https://bugzilla.kernel.org/show_bug.cgi?id=98221

--- Comment #11 from Szymon Janc <szymon.janc@gmail.com> ---
This should be already fixed in 4.9.

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