Re: [PATCH v3 3/6] soc/tegra: fuse: Add function to add lookups

[Kartik <kkartik@nvidia.com>]

On Thu, 2023-09-07 at 14:35, Andy Shevchenko wrote:
>On Thu, Sep 07, 2023 at 12:40:49PM +0530, Kartik wrote:
>> Add helper function tegra_fuse_add_lookups() to register Tegra fuse
>> nvmem lookups. So, this can be shared between tegra_fuse_init() and
>> ACPI probe, which is to be introduced later.
>
>...
>
>> +static int tegra_fuse_add_lookups(struct tegra_fuse *fuse)
>> +{
>> +	size_t size;
>> +
>> +	if (!fuse->soc->lookups)
>> +		return 0;
>
>> +	size = size_mul(sizeof(*fuse->lookups), fuse->soc->num_lookups);
>> +
>> +	fuse->lookups = kmemdup(fuse->soc->lookups, size, GFP_KERNEL);
>> +	if (!fuse->lookups)
>> +		return -ENOMEM;
>
>Why not introducing kmemdup_array()?

Introduced this in v4.

>
>> +	nvmem_add_cell_lookups(fuse->lookups, fuse->soc->num_lookups);
>> +
>> +	return 0;
>> +}
>
>...
>
>> +	err = tegra_fuse_add_lookups(fuse);
>> +	if (err) {
>> +		pr_err("failed to add FUSE lookups\n");
>
>Why pr_err() and not dev_err()?

This is called before tegra_fuse_probe in device-tree boot hence the
reason behing using pr_err instead of dev_err.

>
>> +		return err;
>>  	}
>>  
>>  	return 0;
>
>These four lines can be just shortened to
>
>	return err;
>

Updated this in v4.

>-- 
>With Best Regards,
>Andy Shevchenko

Regards,
Kartik