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From: Jonathan Cameron <jic23@kernel.org>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Yang Yingliang <yangyingliang@huawei.com>,
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>
Subject: Re: [PATCH -next] iio: adc: add missing clk_disable_unprepare() in rzg2l_adc_pm_runtime_resume()
Date: Mon, 30 Aug 2021 11:58:22 +0100 [thread overview]
Message-ID: <20210830115822.759f4bba@jic23-huawei> (raw)
In-Reply-To: <CAHp75Vdim8S5kMZY1DYSMM-gLbPHoqRcEMD-rcZ1sm9hPeTaOw@mail.gmail.com>
On Fri, 20 Aug 2021 12:17:46 +0300
Andy Shevchenko <andy.shevchenko@gmail.com> wrote:
> 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?
They are handled independently in other parts of the driver, so bulk
setting is going to be a mess.
>
next prev parent reply other threads:[~2021-08-30 10:55 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
2021-08-30 10:58 ` Jonathan Cameron [this message]
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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