Re: [PATCH V3 06/11] thermal: tegra: add a debugfs to show registers

From: Wei Ni
Date: Mon Jan 25 2016 - 00:50:18 EST




On 2016å01æ21æ 22:50, Thierry Reding wrote:
> * PGP Signed by an unknown key
>
> On Mon, Jan 18, 2016 at 06:03:57PM +0800, Wei Ni wrote:
> [...]
>> diff --git a/drivers/thermal/tegra/soctherm.c b/drivers/thermal/tegra/soctherm.c
> [...]
>> +static void soctherm_debug_init(struct platform_device *pdev)
>> +{
>> + struct tegra_soctherm *tegra = platform_get_drvdata(pdev);
>> + struct dentry *root, *file;
>> +
>> + root = debugfs_create_dir("tegra_soctherm", NULL);
>
> Perhaps leave away the tegra_ prefix here? It's kind of redundant.

Ok, will remove the prefix.

>
>> + if (!root) {
>> + dev_err(&pdev->dev, "failed to create debugfs directory\n");
>> + return;
>> + }
>> +
>> + tegra->debugfs_dir = root;
>> +
>> + file = debugfs_create_file("regs", 0644, root, pdev, &regs_fops);
>
> Can we call this something different, please? "summary" would be a
> better name, in my opinion.

How about to change to "reg_contents"

>
>> + if (!file)
>> + dev_err(&pdev->dev, "failed to create debugfs file\n");
>> +}
>> +#else
>> +static inline void soctherm_debug_init(struct platform_device *pdev)
>> +{ return 0; }
>
> Please follow the regular CodingStyle here, too:

Got it, will fix it.

>
> ...
> {
> return 0;
> }
>
>> @@ -178,6 +309,10 @@ static int tegra_soctherm_probe(struct platform_device *pdev)
>> if (!tegra)
>> return -ENOMEM;
>>
>> + dev_set_drvdata(&pdev->dev, tegra);
>> +
>> + tegra->soc = soc;
>
> This looks odd here. Does this perhaps belong in one of the previous
> patches?

Sorry, I made a mistake when I rebased these patches.
Will fix it.

>
> Thierry
>
> * Unknown Key
> * 0x7F3EB3A1
>