On 07/09, Boris Brezillon wrote:
> Hi Stephen,
>
> On Wed, 08 Jul 2015 11:07:42 -0700
> Stephen Boyd <sboyd@xxxxxxxxxxxxxx> wrote:
>
> > On 07/08/2015 02:00 AM, Boris Brezillon wrote:
> > > Hi Stephen,
> > >
> > > On Tue, 7 Jul 2015 17:57:48 -0700
> > > Stephen Boyd <sboyd@xxxxxxxxxxxxxx> wrote:
> > >
> > >> On 07/07, Boris Brezillon wrote:
> > >>>
> > >>> } else {
> > >>> pr_err("clk: clk_composite_determine_rate function called, but no mux or rate callback set!\n");
> > >>> + req->rate = 0;
> > >>> return 0;
> > >> Shouldn't this return an error now? And then assigning req->rate
> > >> wouldn't be necessary. Sorry I must have missed this last round.
> > >>
> > > Actually I wanted to keep the existing behavior: return a 0 rate (not
> > > an error) when there is no mux or rate ops.
> > >
> > > That's something we can change afterwards, but it might reveals
> > > new bugs if some users are checking for a 0 rate to detect errors.
> > >
> >
> > Ok. Care to send the patch now to do that while we're thinking about it?
> > We can test it out for a month or two.
> >
>
> Here is a patch modifying a few drivers to return errors instead of a 0
> rate. Feel free to squash it in the previous one if you think this is
> better.
>
> Best Regards,
>
> Boris
>
> --- >8 ---
>
> From dca9c28301042cf19dad4b1e4555cdb7c1063745 Mon Sep 17 00:00:00 2001
> From: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
> Date: Thu, 9 Jul 2015 12:20:21 +0200
> Subject: [PATCH] clk: fix some determine_rate implementations
>
> Some determine_rate implementations are not returning an error when then
> failed to adapt the rate according to the rate request.
> Fix them so that they return an error instead of silently returning 0.
>
> Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
The linewrap is seriously messed up here. Please fix your mailer
next time. I had to hand edit the patch to get it to apply. I've
applied this in top of the original patch as a different commit,
in case we need to revert it later.
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