Hi,
On Thursday 05 December 2013 05:59 PM, Kamil Debski wrote:
> Previously the of_phy_get function took a struct device * and
> was declared static. It was impossible to call it from
> another driver and thus it was impossible to get phy defined
It was never intended to be called from other drivers. What's up with the
wrapper of of_phy_get, phy_get()/devm_phy_get()? Why isn't that enough?
Thanks
Kishon
> for a given node.
>
> Signed-off-by: Kamil Debski <k.debski@xxxxxxxxxxx>
> Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> ---
> drivers/phy/phy-core.c | 12 +++++-------
> include/linux/phy/phy.h | 1 +
> 2 files changed, 6 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
> index 03cf8fb..7fb3474 100644
> --- a/drivers/phy/phy-core.c
> +++ b/drivers/phy/phy-core.c
> @@ -250,20 +250,17 @@ EXPORT_SYMBOL_GPL(phy_power_off);
> * not yet loaded. This function uses of_xlate call back function provided
> * while registering the phy_provider to find the phy instance.
> */
> -static struct phy *of_phy_get(struct device *dev, int index)
> +struct phy *of_phy_get(struct device_node *np, int index)
> {
> int ret;
> struct phy_provider *phy_provider;
> struct phy *phy = NULL;
> struct of_phandle_args args;
>
> - ret = of_parse_phandle_with_args(dev->of_node, "phys", "#phy-cells",
> + ret = of_parse_phandle_with_args(np, "phys", "#phy-cells",
> index, &args);
> - if (ret) {
> - dev_dbg(dev, "failed to get phy in %s node\n",
> - dev->of_node->full_name);
> + if (ret)
> return ERR_PTR(-ENODEV);
> - }
>
> mutex_lock(&phy_provider_mutex);
> phy_provider = of_phy_provider_lookup(args.np);
> @@ -281,6 +278,7 @@ err0:
>
> return phy;
> }
> +EXPORT_SYMBOL_GPL(of_phy_get);
>
> /**
> * phy_put() - release the PHY
> @@ -370,7 +368,7 @@ struct phy *phy_get(struct device *dev, const char *string)
> if (dev->of_node) {
> index = of_property_match_string(dev->of_node, "phy-names",
> string);
> - phy = of_phy_get(dev, index);
> + phy = of_phy_get(dev->of_node, index);
> if (IS_ERR(phy)) {
> dev_err(dev, "unable to find phy\n");
> return phy;
> diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h
> index 6d72269..169f572 100644
> --- a/include/linux/phy/phy.h
> +++ b/include/linux/phy/phy.h
> @@ -131,6 +131,7 @@ struct phy *phy_get(struct device *dev, const char *string);
> struct phy *devm_phy_get(struct device *dev, const char *string);
> void phy_put(struct phy *phy);
> void devm_phy_put(struct device *dev, struct phy *phy);
> +struct phy *of_phy_get(struct device_node *np, int index);
> struct phy *of_phy_simple_xlate(struct device *dev,
> struct of_phandle_args *args);
> struct phy *phy_create(struct device *dev, const struct phy_ops *ops,
>
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