linux-kernel - Re: [PATCH 0/3] Add SDHCI ACPI driver

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Message-ID: <3127178.CqJ7eQFZtV@vostro.rjw.lan>
Date:	Fri, 23 Nov 2012 11:51:17 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Adrian Hunter <adrian.hunter@...el.com>
Cc:	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Chris Ball <cjb@...top.org>, linux-mmc@...r.kernel.org,
	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] Add SDHCI ACPI driver

On Friday, November 23, 2012 12:23:11 PM Adrian Hunter wrote:
> On 22/11/12 23:24, Rafael J. Wysocki wrote:
> > On Thursday, November 22, 2012 04:46:10 PM Adrian Hunter wrote:
> >> On 22/11/12 15:55, Chris Ball wrote:
> >>> Hi,
> >>>
> >>> On Thu, Nov 22 2012, Adrian Hunter wrote:
> >>>> Here is SDHCI ACPI driver.  It is dependent on new ACPI Platform support
> >>>> so I suggest Rafael takes the patches with Chris' Ack.
> >>>>
> >>>> Please note that I would prefer this to be queued for 3.8
> >>>
> >>> Looks fine:
> >>>
> >>> Acked-by: Chris Ball <cjb@...top.org>
> >>
> >> Thank you!
> >>
> >>>
> >>> I have some dumb questions, though -- what kind of platforms ship with
> >>> these devices?  Do they ever have the controller on PCI too, and what
> >>> happens with sdhci-pci vs. sdhci-acpi in that case?
> >>
> >> Since the arrival of ACPI5, platform devices can be configured using ACPI
> >> tables.  PCI can also be used, but the firmware ensures that the same
> >> device is not enumerated via both ACPI and PCI.
> >>
> >> Rafael can you take these patches?
> > 
> > Well, I'd prefer pnpacpi/core.c to actually use acpi_platform_device_ids[]
> > directly in addition to excluded_id_list[], so that duplicate entries don't
> > have to be added to the both of them.
> > 
> > Also, I wonder if you really don't want to use ACPI PM and if you don't,
> > then why?
> 
> Mika and Lv Zheng are working on adding it to acpi_platform

OK

Please address the Mika's comment for [3/3], though.

Thanks,
Rafael


-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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