linux-kernel - Re: [PATCH 4/4] ASoC: wm8994: Silence warnings during deferred probe

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Message-ID: <20200427112202.GB4272@sirena.org.uk>
Date:   Mon, 27 Apr 2020 12:22:02 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Marek Szyprowski <m.szyprowski@...sung.com>
Cc:     patches@...nsource.cirrus.com, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Lee Jones <lee.jones@...aro.org>,
        Charles Keepax <ckeepax@...nsource.cirrus.com>,
        Liam Girdwood <lgirdwood@...il.com>
Subject: Re: [PATCH 4/4] ASoC: wm8994: Silence warnings during deferred probe

On Mon, Apr 27, 2020 at 09:48:32AM +0200, Marek Szyprowski wrote:
> Don't confuse user with meaningless warning about the failure in getting
> clocks in case of deferred probe.

>  	if (ret < 0) {
> -		dev_err(&pdev->dev, "Failed to get clocks: %d\n", ret);
> +		if (ret != -EPROBE_DEFER)
> +			dev_err(&pdev->dev, "Failed to get clocks: %d\n", ret);

This completely eliminates the diagnostics which means that if the clock
isn't there the user is a bit stuck trying to work out what's missing.
There should still be a diagnostic.

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