linux-kernel - Re: [PATCH v3 1/4] mfd: mxs-lradc: Add support for mxs-lradc MFD

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Date:	Thu, 14 Jul 2016 17:38:36 +0200
From:	Marek Vasut <marex@...x.de>
To:	Lee Jones <lee.jones@...aro.org>, Harald Geyer <harald@...ib.org>
Cc:	Ksenija Stanojević <ksenija.stanojevic@...il.com>,
	linux-kernel@...r.kernel.org,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	linux-input@...r.kernel.org, Jonathan Cameron <jic23@...nel.org>,
	Hartmut Knaack <knaack.h@....de>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Peter Meerwald-Stadler <pmeerw@...erw.net>,
	linux-iio@...r.kernel.org, Stefan Wahren <stefan.wahren@...e.com>,
	Fabio Estevam <fabio.estevam@...escale.com>
Subject: Re: [PATCH v3 1/4] mfd: mxs-lradc: Add support for mxs-lradc MFD

On 07/13/2016 02:49 PM, Lee Jones wrote:
> On Fri, 01 Jul 2016, Harald Geyer wrote:
>
>> Hi Ksenija!
>>
>> Ksenija Stanojević writes:
>>> On Tue, Jun 28, 2016 at 6:28 PM, Lee Jones <lee.jones@...aro.org> wrote:
>>>>> +static int mxs_lradc_add_device(struct platform_device *pdev,
>>>>> +                             struct mxs_lradc *lradc, char *name, int i)
>>>>> +{
>>>>> +     struct mfd_cell *cell;
>>>>> +
>>>>> +     cell = &lradc->cells[i];
>>>>> +     cell->name = name;
>>>>> +     cell->platform_data = lradc;
>>>>> +     cell->pdata_size = sizeof(*lradc);
>>>>> +
>>>>> +     return devm_mfd_add_devices(&pdev->dev, -1, cell, 1, NULL, 0, NULL);
>>>>> +}
>>>>
>>>> Please don't roll your own API.
>>>>
>>>> Use 'struct mfd_cell' like everyone else does.
>>>
>>> It has been suggested in previous reviews to use separate function to
>>> register mfd device, and to make mfd_cell allocate dynamically because
>>> struc mxs-lradc is allocated dynamically.
>>> But I can revrse changes and make mfd_cells allocate staticaly
>>> wthout separate function.
>>
>> I think making mfd_cells members of struct mxs-lradc will address all
>> review comments.
>
> No, please don't do that either.
>
It'd be nice if you explained in detail why not. Otherwise this is just 
empty splat.

-- 
Best regards,
Marek Vasut