Re: EZUSB build failures (was Re: [opensuse-kernel] [PATCH] Fix armv7 kernel-default config)

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On 12/12/12 11:10 AM, Greg Kroah-Hartman wrote:
> On Wed, Dec 12, 2012 at 10:59:21AM -0500, Jeff Mahoney wrote:
>> On 12/12/12 10:07 AM, Greg KH wrote:
>>> On Wed, Dec 12, 2012 at 11:39:33AM +0100, Guillaume Gardet
>>> wrote:
>>>> Hi,
>>>> 
>>>> please find in attachment a patch to fix armv7
>>>> kernel-default config.
>>>> 
>>>> CONFIG_USB_EZUSB_FX2 must be a module instead of built-in to
>>>> fix build
>>> 
>>> What build problem?  This should be resolved properly upstream
>>> if it is still an issue.  I thought I fixed it a while ago, if
>>> not, please let me know upstream.
>> 
>> Hi Greg -
>> 
>> Here's what I'm seeing on x86_64 w/ 3.7-final: ERROR:
>> "ezusb_fx1_ihex_firmware_download" 
>> [drivers/usb/serial/whiteheat.ko] undefined! ERROR:
>> "ezusb_fx1_ihex_firmware_download" 
>> [drivers/usb/serial/keyspan_pda.ko] undefined! ERROR:
>> "ezusb_fx1_set_reset" [drivers/usb/serial/keyspan_pda.ko] 
>> undefined! ERROR: "ezusb_fx1_ihex_firmware_download" 
>> [drivers/usb/serial/keyspan.ko] undefined!
>> 
>> Somehow the exported symbols aren't being made available to
>> modules when ezusb is a built-in.
> 
> Is USB being built as a module?  If so, can you add commit 
> 9db72fe6c943852032d9ed863c87e8c02d3cb9da in Linus's kernel tree to
> your kernel and see if that fixes the issue?  It's being queued up
> right now for the 3.7.1 release and should solve this.
> 
> If not, it would be great to know.

Ah. Perfect. That's the patch I came up with as well. It does fix it.

- -Jeff

- -- 
Jeff Mahoney
SUSE Labs
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