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From: Scott Wood <oss@buserror.net>
To: Arnd Bergmann <arnd@arndb.de>, linuxppc-dev@lists.ozlabs.org
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
	Yangbo Lu <yangbo.lu@nxp.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Xiaobo Xie <xiaobo.xie@nxp.com>,
	"linux-i2c@vger.kernel.org" <linux-i2c@vger.kernel.org>,
	"linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
	Qiang Zhao <qiang.zhao@nxp.com>,
	Russell King <linux@arm.linux.org.uk>,
	Bhupesh Sharma <bhupesh.sharma@freescale.com>,
	Joerg Roedel <joro@8bytes.org>,
	Claudiu Manoil <claudiu.manoil@freescale.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	Santosh Shilimkar <ssantosh@kernel.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Yang-Leo Li <leoyang.li@nxp.com>,
	"iommu@lists.linux-foundation.org"
	<iommu@lists.linux-foundation.org>,
	Kumar Gala <galak@codeaurora.org>,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH 4/4] Revert "powerpc/fsl: Move fsl_guts.h out of arch/powerpc"
Date: Wed, 01 Jun 2016 20:24:20 -0500	[thread overview]
Message-ID: <1464830660.22191.6.camel@buserror.net> (raw)
In-Reply-To: <5513501.AmZs7h1vI2@wuerfel>

On Mon, 2016-05-30 at 15:18 +0200, Arnd Bergmann wrote:
> All users of this driver are PowerPC specific and the header file
> has no business in the global include/linux/ hierarchy, so move
> it back before anyone starts using it on ARM.
> 
> This reverts commit 948486544713492f00ac8a9572909101ea892cb0.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
> This part of the series is not required for the eSDHC quirk,
> but it restores the asm/fsl_guts.h header so it doesn't accidentally
> get abused for this in the future. I found two drivers outside of
> arch/powerpc that already accessed the registers directly, but the
> functions look fairly contained, and can be easily hidden in an
> #ifdef CONFIG_PPC

NACK

Besides adding ifdef pollution for no good reason, this register block is used
on some ARM chips as well.  Why is it a problem if "anyone starts using it on
ARM"?

BTW, of all the mailing lists you included on this CC, you seem to have left
off the PPC list (I've added it).

-Scott

  reply	other threads:[~2016-06-02  1:24 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-05  3:12 [v10, 0/7] Fix eSDHC host version register bug Yangbo Lu
2016-05-05  3:12 ` [v10, 1/7] Documentation: DT: update Freescale DCFG compatible Yangbo Lu
2016-05-05 22:25   ` Rob Herring
2016-05-05  3:12 ` [v10, 2/7] ARM64: dts: ls2080a: add device configuration node Yangbo Lu
2016-05-05  3:12 ` [v10, 3/7] soc: fsl: add GUTS driver for QorIQ platforms Yangbo Lu
2016-07-15 16:43   ` Paul Gortmaker
2016-07-15 19:12     ` Scott Wood
2016-07-15 22:39       ` Paul Gortmaker
2016-05-05  3:12 ` [v10, 4/7] dt: move guts devicetree doc out of powerpc directory Yangbo Lu
2016-05-05  3:12 ` [v10, 5/7] powerpc/fsl: move mpc85xx.h to include/linux/fsl Yangbo Lu
2016-05-05  3:12 ` [v10, 6/7] MAINTAINERS: add entry for Freescale SoC drivers Yangbo Lu
2016-05-05  3:12 ` [v10, 7/7] mmc: sdhci-of-esdhc: fix host version for T4240-R1.0-R2.0 Yangbo Lu
2016-05-05  8:31   ` Arnd Bergmann
2016-05-05  9:41     ` Yangbo Lu
2016-05-05 11:10       ` Arnd Bergmann
2016-05-11  3:26         ` Scott Wood
2016-05-20  6:05           ` Yangbo Lu
2016-05-26  4:05           ` Yangbo Lu
2016-05-26  7:44             ` Ulf Hansson
2016-05-30 13:13               ` Arnd Bergmann
2016-05-30 13:14               ` [PATCH 1/4] base: soc: introduce soc_device_match() interface Arnd Bergmann
2016-05-30 14:57                 ` Arnd Bergmann
2016-05-30 13:15               ` [PATCH 2/4] soc: fsl: add GUTS driver for QorIQ platforms Arnd Bergmann
2016-06-02  1:47                 ` Scott Wood
2016-06-02  8:43                   ` Arnd Bergmann
2016-06-11  1:50                     ` Scott Wood
2016-06-23  2:46                       ` Yangbo Lu
2016-07-07  2:35                       ` Yangbo Lu
2016-07-07  8:30                         ` Arnd Bergmann
2016-07-07 20:42                           ` Scott Wood
2016-07-08  3:05                           ` Yangbo Lu
2016-05-30 13:16               ` [PATCH 3/4] mmc: sdhci-of-esdhc: fix host version for T4240-R1.0-R2.0 Arnd Bergmann
2016-06-02  1:11                 ` Scott Wood
2016-06-02  8:52                   ` Arnd Bergmann
2016-06-11  2:00                     ` Scott Wood
2016-05-30 13:18               ` [PATCH 4/4] Revert "powerpc/fsl: Move fsl_guts.h out of arch/powerpc" Arnd Bergmann
2016-06-02  1:24                 ` Scott Wood [this message]
2016-06-02  9:01                   ` Arnd Bergmann
2016-06-11  2:13                     ` Scott Wood

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