[PATCH 3/5] phy: miphy28lp: Provide support for the MiPHY28lp Generic PHY
Srinivas Kandagatla
srinivas.kandagatla at linaro.org
Thu Aug 14 05:15:34 PDT 2014
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
> + 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);
--srini
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