Re: linux 3.6-rc2, undefined reference to omap_musb_mailbox

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Hi,

On Mon, Aug 20, 2012 at 3:56 PM, Felipe Balbi <balbi@xxxxxx> wrote:
> On Mon, Aug 20, 2012 at 03:46:07PM +0530, ABRAHAM, KISHON VIJAY wrote:
>> Hi,
>>
>> On Mon, Aug 20, 2012 at 3:24 PM, Felipe Balbi <balbi@xxxxxx> wrote:
>> > On Mon, Aug 20, 2012 at 11:06:34AM +0530, ABRAHAM, KISHON VIJAY wrote:
>> >> Hi,
>> >>
>> >> On Sat, Aug 18, 2012 at 9:34 PM, Peter Meerwald <pmeerw@xxxxxxxxxx> wrote:
>> >> >
>> >> > 3.6-rc2 fails to compile with
>> >> > CONFIG_USB_MUSB_HDRC=m
>> >> > CONFIG_USB_MUSB_OMAP2PLUS=m
>> >> >
>> >> >   LD      init/built-in.o
>> >> > drivers/built-in.o: In function `twl4030_usb_irq':
>> >> > /home/pmeerw/linux-3.6-rc2/drivers/usb/otg/twl4030-usb.c:518: undefined reference to `omap_musb_mailbox'
>> >> > drivers/built-in.o: In function `twl4030_usb_phy_init':
>> >> > /home/pmeerw/linux-3.6-rc2/drivers/usb/otg/twl4030-usb.c:540: undefined reference to `omap_musb_mailbox'
>> >>
>> >> Having TWL4030_USB as a module will get rid of this.
>> >> I'll see how this can be resolved when some modules are *built-in* and
>> >> some are made as *modules*.
>> >
>> > EXPORT_SYMBOL_GPL() should sort that out, right ?
>>
>> No :-( I already have EXPORT_SYMBOL_GPL() in omap2430.c.
>
> I see you're missing an "extern" on the function prototype (on the
> header). Not sure how modules.dep is generated, but maybe it needs the
> "extern" there. Can you check it out ?

That isn't helping either.

Thanks
Kishon
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