[PATCH v2 1/5] clk: remove duplicated code with __clk_set_parent_after

Dong Aisheng b29396 at freescale.com
Wed Jul 15 05:29:56 PDT 2015


On Wed, Jul 15, 2015 at 08:25:24PM +0800, Dong Aisheng wrote:
> Hi Mike,
> 
> On Wed, May 27, 2015 at 09:09:19PM -0700, Michael Turquette wrote:
> > Quoting Dong Aisheng (2015-05-14 06:28:59)
> > > __clk_set_parent_after() actually used the second argument then we
> > > could put this duplicate logic in there and call it with a different
> > > order of arguments in the success vs. error paths in this function.
> > > 
> > > Cc: Mike Turquette <mturquette at linaro.org>
> > > Cc: Stephen Boyd <sboyd at codeaurora.org>
> > > Suggested-by: Stephen Boyd <sboyd at codeaurora.org>
> > > Signed-off-by: Dong Aisheng <aisheng.dong at freescale.com>
> > 
> > Patch looks good to me.
> > 
> > Also just noticed that the second argument to __clk_set_parent_after is
> > never used :-(
> > 
> 
> Ping...
> 
> I did not see this patch series in your tree for v4.2 rc.
> Is this got missed?
> 

Updated Mike's email address.

Regards
Dong Aisheng

> Regards
> Dong Aisheng
> 
> > Regards,
> > Mike
> > 
> > > ---
> > >  drivers/clk/clk.c | 8 +-------
> > >  1 file changed, 1 insertion(+), 7 deletions(-)
> > > 
> > > diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
> > > index 659f2b0..0e813ea 100644
> > > --- a/drivers/clk/clk.c
> > > +++ b/drivers/clk/clk.c
> > > @@ -1159,14 +1159,8 @@ static int __clk_set_parent(struct clk_core *core, struct clk_core *parent,
> > >                 flags = clk_enable_lock();
> > >                 clk_reparent(core, old_parent);
> > >                 clk_enable_unlock(flags);
> > > +               __clk_set_parent_after(core, old_parent, parent);
> > >  
> > > -               if (core->prepare_count) {
> > > -                       flags = clk_enable_lock();
> > > -                       clk_core_disable(core);
> > > -                       clk_core_disable(parent);
> > > -                       clk_enable_unlock(flags);
> > > -                       clk_core_unprepare(parent);
> > > -               }
> > >                 return ret;
> > >         }
> > >  
> > > -- 
> > > 1.9.1
> > > 



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