linux-kernel - Re: [PATCH 4/4] regulator: s2mps11: Add device tree support

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Date:	Wed, 3 Jul 2013 18:15:38 +0530
From:	Yadwinder Singh Brar <yadi.brar01@...il.com>
To:	Sachin Kamat <sachin.kamat@...aro.org>
Cc:	Yadwinder Singh Brar <yadi.brar@...sung.com>,
	linux-kernel@...r.kernel.org, sbkim73@...sung.com,
	broonie@...nel.org, Liam Girdwood <lgirdwood@...il.com>,
	Samuel Ortiz <sameo@...ux.intel.com>, rob.herring@...xeda.com,
	grant.likely@...aro.org
Subject: Re: [PATCH 4/4] regulator: s2mps11: Add device tree support

On Wed, Jul 3, 2013 at 5:23 PM, Sachin Kamat <sachin.kamat@...aro.org> wrote:
>> +static void s2mps11_pmic_set_buck_ramp(struct regulator_init_data *init_data,
>> +                                       struct s2mps11_info *s2mps11, int id)
>> +{
>> +       unsigned int ramp_rate;
>> +
>> +       if (!init_data)
>> +               return;
>> +
>> +       ramp_rate = init_data->constraints.ramp_delay;
>> +
>> +       switch (id) {
>> +       case S2MPS11_BUCK2:
>> +               s2mps11->ramp_delay2 = ramp_rate;
>> +               break;
>> +       case S2MPS11_BUCK3:
>> +       case S2MPS11_BUCK4:
>> +               if (ramp_rate > s2mps11->ramp_delay34)
>> +                       s2mps11->ramp_delay34 = ramp_rate;
>> +               break;
>> +       case S2MPS11_BUCK5:
>> +               s2mps11->ramp_delay5 = ramp_rate;
>> +               break;
>> +       case S2MPS11_BUCK1:
>> +       case S2MPS11_BUCK6:
>> +               if (ramp_rate > s2mps11->ramp_delay16)
>> +                       s2mps11->ramp_delay16 = ramp_rate;
>> +               break;
>> +       case S2MPS11_BUCK7:
>> +       case S2MPS11_BUCK8:
>> +       case S2MPS11_BUCK10:
>> +               if (ramp_rate > s2mps11->ramp_delay7810)
>> +                       s2mps11->ramp_delay7810 = ramp_rate;
>> +               break;
>> +       case S2MPS11_BUCK9:
>> +               s2mps11->ramp_delay9 = ramp_rate;
>
> How about adding a 'break' here for completeness.
>
> [snip]
>
>>  static int s2mps11_pmic_probe(struct platform_device *pdev)
>>  {
>>         struct sec_pmic_dev *iodev = dev_get_drvdata(pdev->dev.parent);
>>         struct sec_platform_data *pdata = dev_get_platdata(iodev->dev);
>> +       struct of_regulator_match rdata[S2MPS11_REGULATOR_MAX];
>> +       struct device_node *reg_np = NULL;
>>         struct regulator_config config = { };
>>         struct s2mps11_info *s2mps11;
>> -       int i, ret;
>> +       int i, id, ret;
>>         unsigned char ramp_enable, ramp_reg = 0;
>>
>> -       if (!pdata) {
>> -               dev_err(pdev->dev.parent, "Platform data not supplied\n");
>> -               return -ENODEV;
>> -       }
>> -
>>         s2mps11 = devm_kzalloc(&pdev->dev, sizeof(struct s2mps11_info),
>
> sizeof(*s2mps11) is preferred.
>

Will fix this and spellings in documentation in next version after
waiting some time for review comments from others also.


Regards,
Yadwinder

> --
> With warm regards,
> Sachin
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