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SubjectRe: [PATCH 1/3] software node: implement reference properties
On Fri, Sep 06, 2019 at 02:17:44PM +0300, Heikki Krogerus wrote:
> On Thu, Sep 05, 2019 at 09:38:07PM -0700, Dmitry Torokhov wrote:
> > It is possible to store references to software nodes in the same fashion as
> > other static properties, so that users do not need to define separate
> > structures:
> >
> > const struct software_node gpio_bank_b_node = {
> > .name = "B",
> > };
> >
> > const struct property_entry simone_key_enter_props[] __initconst = {
> > PROPERTY_ENTRY_U32("linux,code", KEY_ENTER),
> > PROPERTY_ENTRY_STRING("label", "enter"),
> > PROPERTY_ENTRY_REF("gpios", &gpio_bank_b_node, 123, GPIO_ACTIVE_LOW),
> > { }
> > };
> >
> > Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
>
> This looks really good to me. I'll wait for Andy's comments on the
> idea, but to me it makes sense.

Idea in general is fine. Though, taking into consideration, for example,
drivers/mfd/intel-lpss-pci.c, the size of predefined structures bumps a lot.
I think we always should keep a pointer. In this case we may not add another
property type.

--
With Best Regards,
Andy Shevchenko


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