From: Stephen Warren <swarren@wwwdotorg.org>
To: Will Deacon <will.deacon@arm.com>, linux-arm-kernel@lists.infradead.org
Cc: arnd@arndb.de, linux-pci@vger.kernel.org, sthokal@xilinx.com,
jgunthorpe@obsidianresearch.com, bhelgaas@google.com
Subject: Re: [PATCH v6 1/3] ARM: kconfig: allow PCI support to be selected with ARCH_MULTIPLATFORM
Date: Thu, 08 May 2014 09:08:25 -0600 [thread overview]
Message-ID: <536B9DE9.80100@wwwdotorg.org> (raw)
In-Reply-To: <1399478839-3564-2-git-send-email-will.deacon@arm.com>
On 05/07/2014 10:07 AM, Will Deacon wrote:
> When targetting ARCH_MULTIPLATFORM, we may include support for SoCs with
> PCI-capable devices (e.g. mach-virt with virtio-pci).
>
> This patch allows PCI support to be selected for these SoCs by selecting
> CONFIG_MIGHT_HAVE_PCI when CONFIG_ARCH_MULTIPLATFORM=y.
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> @@ -314,6 +314,7 @@ config ARCH_MULTIPLATFORM
> select CLKSRC_OF
> select COMMON_CLK
> select GENERIC_CLOCKEVENTS
> + select MIGHT_HAVE_PCI
Doesn't ARCH_MULTIPLATFORM allow ARCH_$soc to be selected, and ARCH_$soc
selects MIGHT_HAVE_PCI?
That way, you can only enable PCI support if you have actually enabled
an SoC that has PCI, and equally ARCH_$soc selects MIGHT_HAVE_PCI just
like it always used to work before ARCH_MULTIPLATFORM.
WARNING: multiple messages have this Message-ID (diff)
From: swarren@wwwdotorg.org (Stephen Warren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6 1/3] ARM: kconfig: allow PCI support to be selected with ARCH_MULTIPLATFORM
Date: Thu, 08 May 2014 09:08:25 -0600 [thread overview]
Message-ID: <536B9DE9.80100@wwwdotorg.org> (raw)
In-Reply-To: <1399478839-3564-2-git-send-email-will.deacon@arm.com>
On 05/07/2014 10:07 AM, Will Deacon wrote:
> When targetting ARCH_MULTIPLATFORM, we may include support for SoCs with
> PCI-capable devices (e.g. mach-virt with virtio-pci).
>
> This patch allows PCI support to be selected for these SoCs by selecting
> CONFIG_MIGHT_HAVE_PCI when CONFIG_ARCH_MULTIPLATFORM=y.
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> @@ -314,6 +314,7 @@ config ARCH_MULTIPLATFORM
> select CLKSRC_OF
> select COMMON_CLK
> select GENERIC_CLOCKEVENTS
> + select MIGHT_HAVE_PCI
Doesn't ARCH_MULTIPLATFORM allow ARCH_$soc to be selected, and ARCH_$soc
selects MIGHT_HAVE_PCI?
That way, you can only enable PCI support if you have actually enabled
an SoC that has PCI, and equally ARCH_$soc selects MIGHT_HAVE_PCI just
like it always used to work before ARCH_MULTIPLATFORM.
next prev parent reply other threads:[~2014-05-08 15:08 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-07 16:07 [PATCH v6 0/3] Support for Generic PCI Host Controller Will Deacon
2014-05-07 16:07 ` Will Deacon
2014-05-07 16:07 ` [PATCH v6 1/3] ARM: kconfig: allow PCI support to be selected with ARCH_MULTIPLATFORM Will Deacon
2014-05-07 16:07 ` Will Deacon
2014-05-08 15:08 ` Stephen Warren [this message]
2014-05-08 15:08 ` Stephen Warren
2014-05-08 15:15 ` Will Deacon
2014-05-08 15:15 ` Will Deacon
2014-05-08 15:38 ` Stephen Warren
2014-05-08 15:38 ` Stephen Warren
2014-05-14 14:01 ` Rob Herring
2014-05-14 14:01 ` Rob Herring
2014-05-15 12:39 ` Will Deacon
2014-05-15 12:39 ` Will Deacon
2014-05-15 13:16 ` Rob Herring
2014-05-15 13:16 ` Rob Herring
2014-05-15 13:32 ` Arnd Bergmann
2014-05-15 13:32 ` Arnd Bergmann
2014-05-07 16:07 ` [PATCH v6 2/3] PCI: ARM: add support for generic PCI host controller Will Deacon
2014-05-07 16:07 ` Will Deacon
2014-05-07 16:07 ` [PATCH v6 3/3] MAINTAINERS: add entry for generic PCI host controller driver Will Deacon
2014-05-07 16:07 ` Will Deacon
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