Re: [PATCH] driver core: Don't try to create links if they are not needed

[Jon Hunter <jonathanh@nvidia.com>]

On 23/10/2024 14:58, Nícolas F. R. A. Prado wrote:

...

> I'm guessing a similar change to what Saravana suggested for the
> of_dp_aux_populate_bus() helper is needed here:
> 
> diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
> index cfdb54b6070a..0a2096085971 100644
> --- a/drivers/phy/tegra/xusb.c
> +++ b/drivers/phy/tegra/xusb.c
> @@ -543,7 +543,7 @@ static int tegra_xusb_port_init(struct tegra_xusb_port *port,
> 
>          device_initialize(&port->dev);
>          port->dev.type = &tegra_xusb_port_type;
> -       port->dev.of_node = of_node_get(np);
> +       device_set_node(&port->dev, of_fwnode_handle(of_node_get(np)));
>          port->dev.parent = padctl->dev;
> 
>          err = dev_set_name(&port->dev, "%s-%u", name, index);
> 
> 
> As a side note, I wonder if it would be possible to detect these mistakes... But
> I'm guessing there are legitimate situations where there's no fwnode.


Yes! That does indeed fix the issue.

Saravana, let me know if you can send a patch? I would but I can't say I 
understand that actual issue.

Jon

-- 
nvpublic