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From: Andy Shevchenko <andy.shevchenko@gmail.com>
To: Yang Yingliang <yangyingliang@huawei.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	linux-iio <linux-iio@vger.kernel.org>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
	Jonathan Cameron <jic23@kernel.org>
Subject: Re: [PATCH -next] iio: adc: add missing clk_disable_unprepare() in rzg2l_adc_pm_runtime_resume()
Date: Fri, 20 Aug 2021 12:17:46 +0300	[thread overview]
Message-ID: <CAHp75Vdim8S5kMZY1DYSMM-gLbPHoqRcEMD-rcZ1sm9hPeTaOw@mail.gmail.com> (raw)
In-Reply-To: <9b848f1c-9acd-243e-2c5b-d489d2427464@huawei.com>

On Fri, Aug 20, 2021 at 4:52 AM Yang Yingliang <yangyingliang@huawei.com> wrote:
> On 2021/8/20 1:20, Andy Shevchenko wrote:
> > On Thu, Aug 19, 2021 at 4:19 PM Yang Yingliang <yangyingliang@huawei.com> wrote:
> >> Add clk_disable_unprepare() on error path in rzg2l_adc_pm_runtime_resume().
> > ...
> >
> >>          ret = clk_prepare_enable(adc->adclk);
> >> -       if (ret)
> >> +       if (ret) {
> >> +               clk_disable_unprepare(adc->pclk);
> >>                  return ret;
> >> +       }
> > Huh?!
> The pclk need be disabled, when enable adclk failed.
>        ^                                                         ^^

Indeed. I'm wondering if those clocks behave like a bulk or any
combination is possible on a working case?

-- 
With Best Regards,
Andy Shevchenko

  reply	other threads:[~2021-08-20  9:18 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-19 13:24 Yang Yingliang
2021-08-19 17:20 ` Andy Shevchenko
2021-08-20  1:52   ` Yang Yingliang
2021-08-20  9:17     ` Andy Shevchenko [this message]
2021-08-30 10:58       ` Jonathan Cameron
2021-08-20  6:46   ` Sa, Nuno
2021-08-20 14:04 ` Prabhakar Mahadev Lad
2021-08-30 11:00   ` Jonathan Cameron

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