[PATCH 3/5] phy: miphy28lp: Provide support for the MiPHY28lp Generic PHY

Gabriel Fernandez gabriel.fernandez at linaro.org
Thu Aug 14 05:37:06 PDT 2014


Hi Srini,


On 14 August 2014 14:15, Srinivas Kandagatla
<srinivas.kandagatla at linaro.org> wrote:
> Hi Gabi,
>
> I did not review the full patchset but this function caught my attention..
>
>
>> +};
>> +
>> +static int miphy28lp_get_ressource_byname(struct device_node *child,
>> +                                         char *name, struct resource
>> *res)
>> +{
>
>
> s/miphy28lp_get_ressource_byname/miphy28lp_get_resource_byname
ok

>
>
>> +       int index, ret = 0, count = 0;
>> +       int reg_tuple_size;
>> +       const __be32 *p;
>> +
>> +       reg_tuple_size = (of_n_addr_cells(child) +
>> +                       of_n_size_cells(child)) * sizeof(u32);
>> +
>> +       p = of_get_property(child, "reg", &count);
>> +       if (count % reg_tuple_size != 0)
>> +               ret = -EINVAL;
>> +
>> +       count /= reg_tuple_size;
>> +
>> +       for (index = 0; index < count; index++) {
>> +               const char *rname = NULL;
>> +
>> +               ret = of_property_read_string_index(child, "reg-names",
>> +                                                   index, &rname);
>> +               if (!strcmp(name, rname))
>> +                       return of_address_to_resource(child, index, res);
>> +       }
>> +
>> +       return 1;
>
> This function looks bit complicated, can't we just use:
>
>         index = of_property_match_string(np, "reg-names", rname);
>         if (index < 0)
>                 return -ENODEV;
>
>         return of_address_to_resource(child, index, res);

Indeed it's a little bit simpler... :)

>
>
>
> --srini

Thanks a lot Srini

Best Regards

Gabriel



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