On Fri, 04 Jul 2014, Kishon Vijay Abraham I wrote:
> Fixed of_phy_provider_lookup to return 'phy_provider' if _of_phy_get
> passes the node pointer of the sub-node of phy provider node. This is
> needed when phy provider implements multiple PHYs and each PHY is
> modelled as the sub-node of PHY provider device node.
>
> Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
> ---
> drivers/phy/phy-core.c | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
> index c64a2f3..a4a1f783 100644
> --- a/drivers/phy/phy-core.c
> +++ b/drivers/phy/phy-core.c
> @@ -86,10 +86,18 @@ static struct phy *phy_lookup(struct device *device, const char *port)
> static struct phy_provider *of_phy_provider_lookup(struct device_node *node)
> {
> struct phy_provider *phy_provider;
> + struct device_node *child;
>
> list_for_each_entry(phy_provider, &phy_provider_list, list) {
> - if (phy_provider->dev->of_node == node)
> + if (phy_provider->dev->of_node != node) {
> + for_each_child_of_node(phy_provider->dev->of_node,
> + child) {
> + if (child == node)
> + return phy_provider;
> + }
> + } else {
> return phy_provider;
> + }
> }
>
> return ERR_PTR(-EPROBE_DEFER);
How about this instead:
> list_for_each_entry(phy_provider, &phy_provider_list, list) {
> if (phy_provider->dev->of_node == node)
> return phy_provider;
> +
> + for_each_child_of_node(phy_provider->dev->of_node, child)
> + if (child == node)
> + return phy_provider;
> }
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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