Re: [PATCH v2 0/2] pinctrl: Intel Cherryview/Braswell support

[Timur Tabi <timur@codeaurora.org>]

On 11/04/2014 04:56 PM, Timur Tabi wrote:
>
>  >  I'm
>> not sure how much of that code can be shared between DT and ACPI ATM, but
>> it looks like at least some of it can be shared.
>
> So ACPI does not support the concept if variable length properties?

Ah, I see that it does:

int acpi_dev_prop_read_array(struct acpi_device *adev, const char *propname,
			     enum dev_prop_type proptype, void *val,
			     size_t nval)
{
...
	if (!val)
		return obj->package.count;


If I pass NULL for 'val', it returns the number of items.

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