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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>, Peng Fan <peng.fan@nxp.com>,
	"ben.dooks@codethink.co.uk" <ben.dooks@codethink.co.uk>,
	"rafael.j.wysocki@intel.com" <rafael.j.wysocki@intel.com>,
	"dmitry.baryshkov@linaro.org" <dmitry.baryshkov@linaro.org>,
	"jonathanh@nvidia.com" <jonathanh@nvidia.com>,
	"npitre@baylibre.com" <npitre@baylibre.com>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	Aisheng Dong <aisheng.dong@nxp.com>,
	Linux-Renesas <linux-renesas-soc@vger.kernel.org>,
	Dien Pham <dien.pham.ry@renesas.com>
Subject: Re: Question: why call clk_prepare in pm_clk_acquire
Date: Mon, 12 Sep 2022 18:58:49 +0100	[thread overview]
Message-ID: <CAMuHMdX2rJq0DJo9D_RSMoAj9GPc-Zts5+UNCFQGF3+EYVSXgQ@mail.gmail.com> (raw)
In-Reply-To: <CAMuHMdXvTWvZHjE-7CKOxCKjuPF++xQQRGedHeL2Zy-wsnHviw@mail.gmail.com>

Hi Sudeep,

CC Dien Pham

On Mon, Sep 12, 2022 at 6:49 PM Geert Uytterhoeven <geert@linux-m68k.org> wrote:
> On Fri, Sep 9, 2022 at 4:51 PM Sudeep Holla <sudeep.holla@arm.com> wrote:
> > On Fri, Sep 09, 2022 at 01:12:03PM +0200, Ulf Hansson wrote:
> > > On Thu, 8 Sept 2022 at 19:38, Sudeep Holla <sudeep.holla@arm.com> wrote:
> > > > On Thu, Sep 08, 2022 at 04:37:13PM +0200, Ulf Hansson wrote:
> > > > > On Thu, 8 Sept 2022 at 09:33, Peng Fan <peng.fan@nxp.com> wrote:
> > > > > > We are facing an issue clk_set_rate fail with commit a3b884cef873 ("firmware:
> > > > > > arm_scmi: Add clock management to the SCMI power domain") ,
> > > > >
> > > > > Hmm, I wonder about the main reason behind that commit. Can we revert
> > > > > it or is there some platform/driver that is really relying on it?
> > > > >
> > > >
> > > > IIUC, at the time of the commit, it was needed on some Renesas platform.
> > > > Not sure if it is still used or not.
> > >
> > > Okay! Maybe Nico remembers more, as he authored the patch...
> > >
> >
> > May be, or even check with Renesas team who tested his patch.
>
> I'm not aware of Renesas platforms using SCMI...

Upon closer look, Diep Pham did report a build issue in the SCMI code, so
perhaps Diep knows more...

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

  reply	other threads:[~2022-09-12 17:59 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-08  7:33 Question: why call clk_prepare in pm_clk_acquire Peng Fan
2022-09-08 14:37 ` Ulf Hansson
2022-09-08 17:38   ` Sudeep Holla
2022-09-09 11:12     ` Ulf Hansson
2022-09-09 15:42       ` Sudeep Holla
2022-09-11  1:52         ` Peng Fan
2022-09-12 17:49         ` Geert Uytterhoeven
2022-09-12 17:58           ` Geert Uytterhoeven [this message]
2022-09-14 15:30             ` Sudeep Holla
2022-09-14 17:05               ` Nicolas Pitre
2022-09-19  9:53                 ` Ulf Hansson
2022-09-21 14:42                   ` Sudeep Holla
2022-09-22  8:08                     ` Ulf Hansson
2022-09-15  0:59               ` Peng Fan
2022-09-16 13:15                 ` Sudeep Holla
2022-09-11  1:47       ` Peng Fan
2022-09-11  1:31     ` Peng Fan
2022-09-12 13:01       ` Sudeep Holla

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