linux-kernel - Re: [PATCH] clk: meson: axg-audio: do not print error on defer

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Message-ID: <1jlf909p3j.fsf@starbuckisacylon.baylibre.com>
Date:   Fri, 30 Apr 2021 10:02:56 +0200
From:   Jerome Brunet <jbrunet@...libre.com>
To:     Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc:     Neil Armstrong <narmstrong@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        linux-amlogic@...ts.infradead.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: meson: axg-audio: do not print error on defer


On Thu 29 Apr 2021 at 22:49, Martin Blumenstingl <martin.blumenstingl@...glemail.com> wrote:

> Hi Jerome,
>
> On Thu, Apr 29, 2021 at 11:06 AM Jerome Brunet <jbrunet@...libre.com> wrote:
> [...]
>> diff --git a/drivers/clk/meson/axg-audio.c b/drivers/clk/meson/axg-audio.c
>> index 7c8d02164443..5e501eff0840 100644
>> --- a/drivers/clk/meson/axg-audio.c
>> +++ b/drivers/clk/meson/axg-audio.c
>> @@ -1811,7 +1811,8 @@ static int axg_audio_clkc_probe(struct platform_device *pdev)
>>
>>         ret = device_reset(dev);
>>         if (ret) {
>> -               dev_err(dev, "failed to reset device\n");
>> +               if (ret != -EPROBE_DEFER)
>> +                       dev_err(dev, "failed to reset device\n");
> many drivers are switching to dev_err_probe nowadays
> According to it's documentation:
>   In case of -EPROBE_DEFER it sets also defer probe reason, which can be
>   checked later by reading devices_deferred debugfs attribute.
>
> so I think it makes sense to use dev_err_probe here as well

Old habits ;) thanks for pointing this out. Will do

>
>
> Best regards,
> Martin