Re: [PATCH 3/3] ASoC: maxim,max9867: add "mclk" support

[<Claudiu.Beznea@microchip.com>]

On 02.03.2023 16:46, Richard Leitner wrote:
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> 
> Hi Claudiu,
> 
> On Thu, Mar 02, 2023 at 12:45:50PM +0000, Claudiu.Beznea@microchip.com wrote:
>> On 02.03.2023 14:20, Mark Brown wrote:
>>>> +  max9867->mclk = devm_clk_get(&i2c->dev, "mclk");
>>>> +  if (IS_ERR(max9867->mclk))
>>>> +          return PTR_ERR(max9867->mclk);
>>>> +  ret = clk_prepare_enable(max9867->mclk);
>>>> +  if (ret < 0)
>>>> +          dev_err(&i2c->dev, "Failed to enable MCLK: %d\n", ret);
>>>> +
>>> Nothing ever disables the clock - we need a disable in the remove path
>>> at least.
>>
>> I don't have the full context of this patch but this diff seems a good
>> candidate for devm_clk_get_enabled().
> 
> Thanks for that pointer, but currently we are thinking of prepare_enable
> the clock in SND_SOC_BIAS_ON and disable_unprepare it in SND_SOC_BIAS_OFF
> (similar to wm8731.c).
> Therefore probe() will only do a devm_clk_get().

Sounds good for me.

> 
> Claudiu, Rob: Will this be an acceptable solution?
> 
> regards;rl