From: Nikolaus Voss <nv@vosn.de>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Len Brown <lenb@kernel.org>, Jonathan Cameron <jic23@kernel.org>,
Hartmut Knaack <knaack.h@gmx.de>,
Lars-Peter Clausen <lars@metafoo.de>,
Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>,
Linus Walleij <linus.walleij@linaro.org>,
Xiongfeng Wang <xiongfeng.wang@linaro.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Sudeep Holla <sudeep.holla@arm.com>,
Ray Jui <ray.jui@broadcom.com>,
Vladimir Olovyannikov <vladimir.olovyannikov@broadcom.com>,
Vikram Prakash <vikram.prakash@broadcom.com>,
Scott Branden <scott.branden@broadcom.com>,
Srinath Mannam <srinath.mannam@broadcom.com>,
"Voss, Nikolaus" <Nikolaus.Voss@loewensteinmedical.de>
Subject: Re: [PATCH v2] ACPI: bus.c: Let acpi_device_get_match_data() return DT compatibility data
Date: Tue, 24 Jul 2018 15:30:26 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.20.1807241522290.10834@fox.voss.local> (raw)
In-Reply-To: <CAHp75Vd2u9o50h3VQQrJZfu6fYhxydG4gRD4U5u+LuxTUScSwQ@mail.gmail.com>
On Wed, 4 Jul 2018, Andy Shevchenko wrote:
> On Tue, Jul 3, 2018 at 9:09 AM, Nikolaus Voss <nv@vosn.de> wrote:
>> When using ACPI with ACPI_DT_NAMESPACE_HID/ PRP0001 HID and referring to
>> of_device_id table "compatible" strings in DSD, a pointer to the
>> corresponding DT table entry should be returned instead of a null
>> pointer. An acpi_device_id match still takes precedence.
>>
>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
>
> with a caveat that this is only an improvement for a _temporary_
> PRP0001 users like I2C or SPI slave devices.
> Please, don't consider this change as a valid point to (ab)use PRP0001
> in a cases where devices are not "hotpluggable".
Will add the caveat and resend. Andy, thanks for reviewing!
Niko
prev parent reply other threads:[~2018-07-24 13:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <950e8d0caf9f5f55df07eba8a11b2fa8cba9f9e1.1530708691.git.nikolaus.voss@loewensteinmedical.de>
2018-07-04 14:40 ` Andy Shevchenko
2018-07-09 9:20 ` Rafael J. Wysocki
2018-07-24 13:31 ` Nikolaus Voss
2018-07-24 13:30 ` Nikolaus Voss [this message]
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