linux-kernel - Re: linux-next: build failure after merge of the omap

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Date:	Tue, 25 Nov 2014 14:11:59 +0200
From:	Tomi Valkeinen <tomi.valkeinen@...com>
To:	Hans de Goede <hdegoede@...hat.com>
CC:	David Herrmann <dh.herrmann@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	"linux-next@...r.kernel.org" <linux-next@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Luc Verhaegen <libv@...net.be>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Grant Likely <grant.likely@...aro.org>
Subject: Re: linux-next: build failure after merge of the omap_dss2 tree

On 25/11/14 13:20, Hans de Goede wrote:
> Hi Tomi,
> 
> On 11/25/2014 12:00 PM, Tomi Valkeinen wrote:
>> On 18/11/14 17:07, David Herrmann wrote:
>>> Hi
>>>
>>> On Tue, Nov 18, 2014 at 3:53 PM, Tomi Valkeinen
>>> <tomi.valkeinen@...com> wrote:
>>>> Hi,
>>>>
>>>> Thanks Stephen!
>>>>
>>>> Hans, have you had a look at this? kbuild test bot also reported this.
>>>
>>> The fix from Stephen should not go to main-line. It breaks simplefb on
>>> x86 without OF. Imo, linux/clk.h should provide a fallback if OF is
>>> not defined (like it already does for of_clk_get() and friends).
>>>
>>> Hans, any comments?
>>
>> Hans, ping.
> 
> Sorry I somehow missed this thread so far, I did see the kbuild mail, but
> it looked like a false positive to me, for the compile error case I
> already fixed
> in the last revision of the patch, adding #ifdef CONFIG_OF around the
> offending code.
> 
> But on closer inspection I see that the entirety of linux/clk-provider.h
> is wrapped
> in one huge #ifdef CONFIG_COMMON_CLK and then later on also has:
> 
> #ifdef CONFIG_OF
> ...
> int of_clk_get_parent_count(struct device_node *np);
> ...
> #endif
> 
> So we need both CONFIG_OF and CONFIG_COMMON_CLK, the attached patch
> should fix this.

Thanks, applied.

 Tomi



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