linux-kernel - Re: [PATCH 6/6] pci, thunder: Enable Cavium Thunder PCIe host controller

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Date:	Wed, 24 Sep 2014 18:12:50 +0100
From:	Catalin Marinas <catalin.marinas@....com>
To:	Robert Richter <rric@...nel.org>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Will Deacon <Will.Deacon@....com>,
	Liviu Dudau <Liviu.Dudau@....com>,
	Rob Herring <robh+dt@...nel.org>,
	Arnd Bergmann <arnd@...db.de>,
	Sunil Goutham <sgoutham@...ium.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Robert Richter <rrichter@...ium.com>
Subject: Re: [PATCH 6/6] pci, thunder: Enable Cavium Thunder PCIe host
 controller

On Wed, Sep 24, 2014 at 04:37:48PM +0100, Robert Richter wrote:
> From: Robert Richter <rrichter@...ium.com>
> 
> Enable Cavium Thunder PCIe host controller driver.
> 
> IOV is enabled per default if drivers with IOV support are
> enabled. IOV can be disabled.
> 
> Signed-off-by: Robert Richter <rrichter@...ium.com>
> ---
>  arch/arm64/Kconfig | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index 97777e1ef5a7..bd9724e5c8a1 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -172,6 +172,14 @@ config PCI
>  config PCI_MSI
>  	def_bool PCI
>  
> +config NO_PCI_IOV
> +	def_bool PCI
> +	depends on !PCI_THUNDER
> +
> +config PCI_IOV
> +	def_bool PCI
> +	depends on !NO_PCI_IOV

Does this work with single image where drivers may have different
PCI_IOV needs?

-- 
Catalin
--
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