linux-kernel - Re: [PATCH -next] wireless: TI wlxxx depends on MAC80211

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Date:	Tue, 17 Apr 2012 11:29:27 -0700
From:	Randy Dunlap <rdunlap@...otime.net>
To:	Luciano Coelho <coelho@...com>
CC:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-wireless@...r.kernel.org,
	"John W. Linville" <linville@...driver.com>
Subject: Re: [PATCH -next] wireless: TI wlxxx depends on MAC80211

On 04/16/2012 10:30 PM, Luciano Coelho wrote:

> Hi Randy,
> 
> On Mon, 2012-04-16 at 12:51 -0700, Randy Dunlap wrote: 
>> From: Randy Dunlap <rdunlap@...otime.net>
>>
>> wl12xx build fails with many undefined symbol errors when MAC80211
>> and CFG80211 are not enabled, so make WLCORE and WL12XX depend
>> on MAC80211 (which already depends on CFG80211).
>>
>> Here are a few of the many build errors:
>>
> 
> [...]
> 
>> Signed-off-by: Randy Dunlap <rdunlap@...otime.net>
>> Cc:	Luciano Coelho <coelho@...com>
>> Cc:	linux-wireless@...r.kernel.org
>> Cc:	"John W. Linville" <linville@...driver.com>
>> ---
> 
> Thanks for the patch!
> 
> 
>> --- linux-next-20120416.orig/drivers/net/wireless/ti/wl12xx/Kconfig
>> +++ linux-next-20120416/drivers/net/wireless/ti/wl12xx/Kconfig
>> @@ -1,5 +1,6 @@
>>  config WL12XX
>>         tristate "TI wl12xx support"
>> +	depends on MAC80211
>>         select WLCORE
> 
> Do we really need this one? wl12xx selects WLCORE which in turn depends
> on MAC80211 (with your change below).  Maybe we don't need this?

Hi,

[testing...]

The build fails if either one of these "depends" is omitted.


>> ---help---
>>  	  This module adds support for wireless adapters based on TI wl1271,
>> --- linux-next-20120416.orig/drivers/net/wireless/ti/wlcore/Kconfig
>> +++ linux-next-20120416/drivers/net/wireless/ti/wlcore/Kconfig
>> @@ -1,6 +1,6 @@
>>  config WLCORE
>>  	tristate "TI wlcore support"
>> -	depends on WL_TI && GENERIC_HARDIRQS
>> +	depends on WL_TI && GENERIC_HARDIRQS && MAC80211
>>  	depends on INET
>>  	select FW_LOADER
>>  	---help---
> 



-- 
~Randy
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