Re: [PATCH v4 1/2] soc: samsung: add exynos chipid driver support

[Pankaj Dubey]

Hi Yadwinder,

On Thursday 04 December 2014 11:56 PM, Yadwinder Singh Brar wrote:
> Hi Pankaj,
>
>
> On Wed, Dec 3, 2014 at 1:47 PM, Pankaj Dubey <pankaj.dubey@xxxxxxxxxxx
> <mailto:pankaj.dubey@xxxxxxxxxxx>> wrote:
>
>     Exynos SoCs have Chipid, for identification of product IDs
>     and SoC revisions. This patch intendes to provide initialization
>     code for all these functionalites, at the same time it provides some
>     sysfs entries for accessing these information to userspace.
>
>     This driver usese existing binding for exnos-chipid.
>
> [ ... ]
>
>     +
>     +static unsigned int soc_product_id;
>     +static unsigned int soc_revision;
>     +
>     +int exynos_product_id(void)
>     +{
>     +       return soc_product_id;
>     +}
>     +EXPORT_SYMBOL(exynos_product_id);
>     +
>     +int exynos_revision(void)
>     +{
>     +       return soc_revision;
>     +}
>     +EXPORT_SYMBOL(exynos_revision);
>     +
>
>
> How about exporting only a struct containing members : soc_revision,
> soc_product_id

OK, keeping in mind that chipid driver might be used from other drivers 
as well (such as asv) other than from mach-exynos, we can do this.

> and may be some more like asv/fused_info  and keeping these function as

Other members such as fused_info etc. can be added as and when required. 
As of now there is no active user of all those.

> inlines ?
>
>     +static const char *exynos_product_id_to_name(unsigned int product_id)
>
>
> __init ?   hmm .. I think almost whole driver other than __ATTR funcs.

OK, I'll take care of this in next patch version.

> Otherwise it looks nice to me :)
>
> Best Regards,
> Yadwinder


Thanks for review.

Pankaj Dubey
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