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From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: "open list:STAGING SUBSYSTEM" <devel@driverdev.osuosl.org>,
	Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Sakari Ailus <sakari.ailus@linux.intel.com>,
	Bingbu Cao <bingbu.cao@intel.com>,
	Tian Shu Qiu <tian.shu.qiu@intel.com>,
	Linux Media Mailing List <linux-media@vger.kernel.org>
Subject: Re: [PATCH] media: ipu3: add a module to probe sensors via ACPI
Date: Mon, 25 May 2020 10:59:18 +0300
Message-ID: <20200525075918.GE1910854@kuha.fi.intel.com> (raw)
In-Reply-To: <CAHp75VduEGyzobm0hkXzWmFfZb-uMAEWG-wc89b7M7zVzZ_4LA@mail.gmail.com>

On Thu, May 21, 2020 at 11:00:19AM +0300, Andy Shevchenko wrote:
> +Cc: Heikki (swnode expert)
> 
> On Wed, May 20, 2020 at 2:19 PM Mauro Carvalho Chehab
> <mchehab+huawei@kernel.org> wrote:
> > Em Wed, 20 May 2020 11:26:08 +0300
> > Sakari Ailus <sakari.ailus@linux.intel.com> escreveu:
> 
> ...
> 
> > As I said, the problem is not probing the sensor via ACPI, but, instead,
> > to be able receive platform-specific data.
> 
> There is no problem with swnodes, except missing parts (*).
> I have Skylake laptop with IPU3 and with half-baked ACPI tables, but
> since we have drivers in place with fwnode support, we only need to
> recreate fwnode graph in some board file to compensate the gap in
> ACPI.
> 
> *) Missing part is graph support for swnodes. With that done it will
> be feasible to achieve the rest.
> I forgot if we have anything for this already done. Heikki?

I did implement the fwnode_graph* callbacks for swnodes, but I need to
rebase that patch on top of Dmitry's reference property changes.

thanks,

-- 
heikki
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      parent reply index

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-16 10:43 Mauro Carvalho Chehab
2020-05-17 10:36 ` Sakari Ailus
2020-05-20  7:44   ` Mauro Carvalho Chehab
2020-05-20  8:26     ` Sakari Ailus
2020-05-20 11:18       ` Mauro Carvalho Chehab
2020-05-21  8:00         ` Andy Shevchenko
2020-05-22  9:57           ` Mauro Carvalho Chehab
2020-05-26 14:31             ` Heikki Krogerus
2020-07-01  1:16               ` Jordan Hand
2020-05-25  7:59           ` Heikki Krogerus [this message]

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