Re: [PATCH v7 3/9] software node: allow referencing firmware nodes

["Danilo Krummrich" <dakr@kernel.org>]

On Tue Dec 23, 2025 at 10:48 AM CET, Jiawen Wu wrote:
> On Tue, Dec 23, 2025 5:37 PM, Bartosz Golaszewski wrote:
>> On Tue, Dec 23, 2025 at 9:44 AM Jiawen Wu <jiawenwu@trustnetic.com> wrote:
>> > And I temporarily added this line to fix it:
>> >
>> > diff --git a/include/linux/property.h b/include/linux/property.h
>> > index 272bfbdea7bf..e30ef23a9af3 100644
>> > --- a/include/linux/property.h
>> > +++ b/include/linux/property.h
>> > @@ -371,6 +371,7 @@ struct software_node_ref_args {
>> >  (const struct software_node_ref_args) {                                \
>> >         .swnode = _Generic(_ref_,                               \
>> >                            const struct software_node *: _ref_, \
>> > +                          struct software_node *: _ref_,       \
>> >                            default: NULL),                      \
>> >         .fwnode = _Generic(_ref_,                               \
>> >                            struct fwnode_handle *: _ref_,       \
>> >
>> 
>> Ah I see, we'd assign struct software_node * to const struct
>> software_node * and it used to work but with _Generic() we need the
>> exact type. I agree with this approach, do you want to send a proper
>> patch?
>
> It might be more appropriate for you to send the patch, and could also
> check if there are any other missed details, like for fwnode...
> I'm not very proficient in this field. :)

There is already [1], which I queued up in the driver-core tree to send as fix
for -rc3.

[1] https://lore.kernel.org/lkml/20251219083638.2454138-1-sakari.ailus@linux.intel.com/