Re: [PATCH v5 00/12] Add ACPI _DSD and unified device properties support

Rafael J. Wysocki
2014-10-17T22:29:41Z

On Friday, October 17, 2014 08:04:52 PM Arnd Bergmann wrote:
>
> On October 17, 2014 2:01:33 PM CEST, "Rafael J. Wysocki" <rjw@rjwysocki.net> wrote:
> >Hi Everyone,
> >
> >Hving had a couple of chats with Grant and Arnd during LinuxCon EU/LPC,
> >we
> >now have version 5 taking all feedback into account (hopefully).
>
> Awesome, that was really fast. I'm currently on my way his me in
> the train, replying from my phone, but it looks good now. I'll have a more
> detailed look next week but I'm definitely happy to see this go in (to next
> and 3.19) now, any details we still find can be fixed on top.
>
> > In
> >short, if
> >we are passed a struct fwnode_handle pointer, we can get from it to the
> >appropriate device node pointer (either struct acpi_device or struct
> >device_node)
> >using container_of() after we've checked the type. This is needed for
> >the code
> >that needs to access child nodes of a device in case when they don't
> >have
> >struct device representations (whatever the reason). This has been
> >suggested
> >by Grant and pretty much everyone involved agrees that it's better that
> >the
> >alternatives presented so far.
>
> Yes, it's nice enough that I now take back all the objections I had for the
> child accessory API.

Cool, thanks!

I've just refreshed the device-properties branch of the linux-pm.git tree
and it contains the current material now (including a couple of build
fixes reported by the autobuild robot in patches [02/12] and [09/12]).

My plan is to merge this into the linux-next branch when 3.18-rc1 is out.

Rafael