linux-kernel - Re: [PATCH v2 3/4] mfd: add support for Allwinner SoCs ADC

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Date:	Tue, 19 Jul 2016 10:35:46 +0200
From:	Quentin Schulz <quentin.schulz@...e-electrons.com>
To:	Jonathan Cameron <jic23@...nel.org>, jdelvare@...e.com,
	linux@...ck-us.net, knaack.h@....de, lars@...afoo.de,
	pmeerw@...erw.net, maxime.ripard@...e-electrons.com, wens@...e.org,
	lee.jones@...aro.org
Cc:	linux-kernel@...r.kernel.org, linux-hwmon@...r.kernel.org,
	linux-iio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	thomas.petazzoni@...e-electrons.com,
	antoine.tenart@...e-electrons.com
Subject: Re: [PATCH v2 3/4] mfd: add support for Allwinner SoCs ADC

On 18/07/2016 15:25, Jonathan Cameron wrote:
> On 15/07/16 10:59, Quentin Schulz wrote:
>> The Allwinner SoCs all have an ADC that can also act as a touchscreen
>> controller and a thermal sensor. For now, only the ADC and the thermal
>> sensor drivers are probed by the MFD, the touchscreen controller support
>> will be added later.
>>
>> Signed-off-by: Quentin Schulz <quentin.schulz@...e-electrons.com>
> Hmm. Previous patch includes the header this one creates.  Ordering issue?
> The depends kind of prevents build failures by ensuring that can't be built
> until this one is in place, but it is certainly an ugly way to do it.
> 
> Few little bits innline.
[...]
>> +static int sunxi_gpadc_mfd_probe(struct platform_device *pdev)
>> +{
>> +	struct sunxi_gpadc_mfd_dev *sunxi_gpadc_mfd_dev = NULL;
>> +	struct resource *mem = NULL;
> Neither of the above assignments is necessary as both will be explicitly
> assigned before they are otherwise used.

ACK.

[...]
>> +	dev_info(&pdev->dev, "successfully loaded\n");
> Seems like noise to me, but not my subsystem :)

ACK.
[...]