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From: "Rafael J. Wysocki" <rafael@kernel.org>
To: John Garry <john.garry@huawei.com>
Cc: Olof Johansson <olof@lixom.net>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Len Brown <lenb@kernel.org>,
	Jeremy Linton <jeremy.linton@arm.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
	Hanjun Guo <guohanjun@huawei.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: [PATCH RFC 2/2] soc: Add a basic ACPI generic driver
Date: Tue, 28 Jan 2020 20:11:11 +0100	[thread overview]
Message-ID: <CAJZ5v0jN5ED_U2s06--8Rx-S4g-wuVxw9YPR12_WL3TnV81_Ag@mail.gmail.com> (raw)
In-Reply-To: <4c6462e3-e368-bd9f-260f-e8351c85bcc2@huawei.com>

On Tue, Jan 28, 2020 at 7:22 PM John Garry <john.garry@huawei.com> wrote:
>
> On 28/01/2020 17:51, Olof Johansson wrote:
> > Hi,
> >
> > On Tue, Jan 28, 2020 at 3:18 AM John Garry <john.garry@huawei.com> wrote:
> >>
>
> Hi Olof,
>
> >> Add a generic driver for platforms which populate their ACPI PPTT
> >> processor package ID Type Structure according to suggestion in the ACPI
> >> spec - see ACPI 6.2, section 5.2.29.3 ID structure Type 2.
> >>
> >> The soc_id is from member LEVEL_2_ID.
> >>
> >> For this, we need to use a whitelist of platforms which are known to
> >> populate the structure as suggested.
> >>
> >> For now, only the vendor and soc_id fields are exposed.
> >>
> >> Signed-off-by: John Garry <john.garry@huawei.com>
> >> ---
> >>   drivers/soc/Makefile       |   1 +
> >>   drivers/soc/acpi_generic.c | 102 +++++++++++++++++++++++++++++++++++++
> >>   2 files changed, 103 insertions(+)
> >>   create mode 100644 drivers/soc/acpi_generic.c
> >>
> >> diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile
> >> index 8b49d782a1ab..2a59a30a22cd 100644
> >> --- a/drivers/soc/Makefile
> >> +++ b/drivers/soc/Makefile
> >> @@ -3,6 +3,7 @@
> >>   # Makefile for the Linux Kernel SOC specific device drivers.
> >>   #
> >>
> >> +obj-$(CONFIG_ACPI_PPTT)                += acpi_generic.o
> >>   obj-$(CONFIG_ARCH_ACTIONS)     += actions/
> >>   obj-$(CONFIG_SOC_ASPEED)       += aspeed/
> >>   obj-$(CONFIG_ARCH_AT91)                += atmel/
> >
> > Based on everything I've seen so far, this should go under drivers/acpi instead.
>
> soc drivers seem to live in drivers/soc (non-arm32, anyway), so I
> decided on this location. But drivers/acpi would also seem reasonable now.

Any reasons for not putting it into drivers/acpi/pptt.c specifically?

  reply	other threads:[~2020-01-28 19:11 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-28 11:14 [PATCH RFC 0/2] Add basic generic ACPI soc driver John Garry
2020-01-28 11:14 ` [PATCH RFC 1/2] ACPI/PPTT: Add acpi_pptt_get_package_info() API John Garry
2020-01-28 12:34   ` Sudeep Holla
2020-01-28 14:04     ` John Garry
2020-01-28 14:54       ` Sudeep Holla
2020-01-29 11:03         ` John Garry
2020-01-30 11:23     ` Sudeep Holla
2020-01-30 16:12       ` John Garry
2020-01-30 17:41         ` Sudeep Holla
2020-01-31 10:58           ` John Garry
2020-01-28 11:14 ` [PATCH RFC 2/2] soc: Add a basic ACPI generic driver John Garry
2020-01-28 11:56   ` Greg KH
2020-01-28 13:33     ` John Garry
2020-01-28 12:50   ` Arnd Bergmann
2020-01-28 14:46     ` John Garry
2020-01-28 15:20   ` Sudeep Holla
2020-01-28 15:59     ` John Garry
2020-01-28 16:17       ` Sudeep Holla
2020-01-28 17:51   ` Olof Johansson
2020-01-28 18:22     ` John Garry
2020-01-28 19:11       ` Rafael J. Wysocki [this message]
2020-01-28 19:28         ` John Garry
2020-01-28 22:30           ` Rafael J. Wysocki
2020-01-29 10:27             ` John Garry
2020-01-28 20:06       ` Olof Johansson
2020-01-29  9:58         ` John Garry
2020-01-28 16:56 ` [PATCH RFC 0/2] Add basic generic ACPI soc driver Jeremy Linton
2020-01-28 17:28   ` John Garry
2020-01-28 19:04     ` Jeremy Linton
2020-01-28 20:07       ` John Garry

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