linux-kernel - Re: [PATCH 1/2] ASoC: samsung: i2s: Fix the secondary platform device registration

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Message-id: <36e84820-f75a-4dbb-e148-1aebad0d26ba@samsung.com>
Date:   Mon, 18 Feb 2019 12:41:10 +0100
From:   Sylwester Nawrocki <s.nawrocki@...sung.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     broonie@...nel.org, lgirdwood@...il.com, sbkim73@...sung.com,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] ASoC: samsung: i2s: Fix the secondary platform
 device registration

On 2/18/19 09:31, Krzysztof Kozlowski wrote:
> On Fri, 15 Feb 2019 at 15:48, Sylwester Nawrocki <s.nawrocki@...sung.com> wrote:

>> diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
>> index 6bf0f55d1e51..e36c44e2f1bb 100644
>> --- a/sound/soc/samsung/i2s.c
>> +++ b/sound/soc/samsung/i2s.c
>> @@ -1359,11 +1359,10 @@ static int i2s_create_secondary_device(struct samsung_i2s_priv *priv)
>>
>>  static void i2s_delete_secondary_device(struct samsung_i2s_priv *priv)
>>  {
>> -       if (priv->pdev_sec) {
>> -               platform_device_del(priv->pdev_sec);
>> -               priv->pdev_sec = NULL;
>> -       }
>> +       platform_device_unregister(priv->pdev_sec);
>> +       priv->pdev_sec = NULL;
> 
> Reviewed-by: Krzysztof Kozlowski <krzk@...nel.org>
> 
> Although I think that you might need to re-order calls in
> samsung_i2s_remove(). In general they should be in exact reverse order
> of probe(). In this case, clk_disable_unprepare(priv->clk) should be
> after unregistering secondary device. If order has to be different
> because of some reasons - could you document them in comment?

Makes sense, I will change the order and resend both patches.

Thanks,
Sylwester