Re: [PATCH 1/3] CLK: uninline clk_prepare() and clk_unprepare()

From: Dmitry Torokhov
Date: Wed Nov 21 2012 - 15:54:17 EST


On Wed, Nov 21, 2012 at 12:43:24PM -0800, Mike Turquette wrote:
> Quoting Viresh Kumar (2012-11-20 02:13:55)
> > On 20 November 2012 14:52, Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> wrote:
> > > We'll need to invoke clk_unprepare() via a pointer in our devm_*
> > > conversion so let's uninline the pair.
> >
> > Sorry, but you aren't doing this :(
> > This routine is already uninlined as it is in clk.c
> >
> > Instead you are just moving clk_prepare(), etc calls within
> > #ifdef CONFIG_HAVE_CLK
> > #else
> > #endif
> >
> > I doubt why they have been added under #ifdef CONFIG_HAVE_CLK_PREPARE
> > earlier. Can they exist without CONFIG_HAVE_CLK
> >
> > @Mike: ?
> >
>
> HAVE_CLK logically wraps HAVE_CLK_PREPARE. There is no point in
> selecting HAVE_CLK_PREPARE without HAVE_CLK.
>
> Looking through the code I see that this used to be the case. Commit
> 93abe8e "clk: add non CONFIG_HAVE_CLK routines" moved the
> clk_(un)prepare declarations outside of #ifdef CONFIG_HAVE_CLK. That
> commit was authored by you. Can you elaborate on why that aspect of the
> patch was needed?
>

BTW, it looks like the only place where we select HAVE_CLK_PREPARE is
IMX platform and it also selects COMMON_CLK so I think HAVE_CLK_PREPARE
can be removed now.

Thanks.

--
Dmitry
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