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Re: RFC: btusb firmware load help

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On Wed, Oct 6, 2010 at 10:54 AM, Johannes Berg
<johannes@xxxxxxxxxxxxxxxx> wrote:
> On Wed, 2010-10-06 at 10:39 -0700, Luis R. Rodriguez wrote:
>
>
>> > With sflash based AR3011 hardware, when we connect the device to USB
>> > port it gets detected as a Bluetooth device because of firmware in
>> > Flash (VID=0x0CF3, PID=0x3002). This triggers the Bluetooth sub
>> > system driver (btusb.ko) directly in the host instead of ath3k
>> > DFU driver. Therefore, there is no firmware downloaded in to the
>> > RAM to bring up Bluetooth at this point. This is the problem
>> > we're trying to "fix".
>
> So the easiest fix for this would be to
> Âa) ignore 0x0cf3,0x3002 in btusb
> Âb) add it to ath3k firmware loading
> Âc) change the ath3k firmware to load with 0x0cf3,0x3003 (or whatever
> Â Âelse you want, as long as it's not 0x3000 and not 0x3002)
>
> Then the ignore in btusb won't affect ath3k after that new firmware was
> loaded.

Good idea, I forgot about possible firmware changes :) Lets see if our
team can do that. Thanks for all the feedback.

  Luis
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