Re: [COMMENT] CSR WLAN driver in the staging tree

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On Fri, Feb 15, 2013 at 10:40 AM, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Fri, Feb 15, 2013 at 10:20:55AM -0800, Alex Feinman wrote:
>> On Fri, Feb 15, 2013 at 8:02 AM, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
>> >> >Really?  I thought that these applications were able to be downloaded by
>> >> >anyone.  If this isn't the case, then I'm going to have to delete the
>> >> >kernel code as it's pretty pointless to be there because no one can
>> >> >actually use it :(
>> >>
>> >> The driver package is available from our tech forum.
>> >
>> > Do you have direct link to it that we can put in the TODO file in the
>> > kernel?
>> >
>>
>> The tech forum is password protected, so no direct link ATM. In fact
>> wasn't it stated earlier in the thread that:
>>
>> > Unfortunately we are allowed to share user space binaries only for Bluegiga
>> > customers who are using our WiFi products. I think the only way to get
>> > proprietary user space application is to ask it directly from CSR.
>
> I was hoping otherwise.  If this is true, I'm going to have to delete
> the driver as-is, because it really can't be used by anyone.
>
>> In any case, there are larger problems. The driver internally talks to
>> the chip e.g. to download the firmware patch. When running against
>> UF6026 (a fairly common 2 year old n-wireless core from CSR), it
>> complains:
>> UniFi f/w protocol major version (8) is different from driver (v9.1).
>> Three things about this:
>> 1) You'd think the f/w protocol would be at least slightly
>> backwards-compatible (sigh).
>
> Agreed.
>
>> 2) The driver probe should check for an unsupported hwids and blacklist them.
>
> True, care to write a patch for this?

I'll give it a shot. Ordered some hardware so perhaps in a couple of
weeks or so.
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