linux-kernel - Re: [PATCHv7 13/26] vfio: amba: add the VFIO for AMBA devices module to Kconfig

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Date:	Fri, 26 Sep 2014 17:06:52 +0200
From:	Antonios Motakis <a.motakis@...tualopensystems.com>
To:	Alex Williamson <alex.williamson@...hat.com>
Cc:	kvm-arm <kvmarm@...ts.cs.columbia.edu>,
	Linux IOMMU <iommu@...ts.linux-foundation.org>,
	VirtualOpenSystems Technical Team <tech@...tualopensystems.com>,
	KVM devel mailing list <kvm@...r.kernel.org>,
	Christoffer Dall <christoffer.dall@...aro.org>,
	Will Deacon <will.deacon@....com>,
	Kim Phillips <kim.phillips@...escale.com>,
	Eric Auger <eric.auger@...aro.org>,
	Marc Zyngier <marc.zyngier@....com>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCHv7 13/26] vfio: amba: add the VFIO for AMBA devices module
 to Kconfig

On Wed, Sep 24, 2014 at 1:11 AM, Alex Williamson
<alex.williamson@...hat.com> wrote:
> On Tue, 2014-09-23 at 16:46 +0200, Antonios Motakis wrote:
>> Enable building the VFIO AMBA driver. VFIO_AMBA depends on VFIO_PLATFORM,
>> since it is sharing a portion of the code, and it is essentially implemented
>> as a platform device whose resources are discovered via AMBA specific APIs
>> in the kernel.
>>
>> Signed-off-by: Antonios Motakis <a.motakis@...tualopensystems.com>
>> ---
>>  drivers/vfio/platform/Kconfig  | 10 ++++++++++
>>  drivers/vfio/platform/Makefile |  4 ++++
>>  2 files changed, 14 insertions(+)
>>
>> diff --git a/drivers/vfio/platform/Kconfig b/drivers/vfio/platform/Kconfig
>> index c51af17..8b97786 100644
>> --- a/drivers/vfio/platform/Kconfig
>> +++ b/drivers/vfio/platform/Kconfig
>> @@ -7,3 +7,13 @@ config VFIO_PLATFORM
>>         framework.
>>
>>         If you don't know what to do here, say N.
>> +
>> +config VFIO_AMBA
>> +     tristate "VFIO support for AMBA devices"
>> +     depends on VFIO && VFIO_PLATFORM && EVENTFD && ARM_AMBA
>
> nit, VFIO_PLATFORM already depends on VFIO && EVENTFD

Ack

>
>> +     help
>> +       Support for ARM AMBA devices with VFIO. This is required to make
>> +       use of ARM AMBA devices present on the system using the VFIO
>> +       framework.
>> +
>> +       If you don't know what to do here, say N.
>> diff --git a/drivers/vfio/platform/Makefile b/drivers/vfio/platform/Makefile
>> index 279862b..1957170 100644
>> --- a/drivers/vfio/platform/Makefile
>> +++ b/drivers/vfio/platform/Makefile
>> @@ -2,3 +2,7 @@
>>  vfio-platform-y := vfio_platform.o vfio_platform_common.o
>>
>>  obj-$(CONFIG_VFIO_PLATFORM) += vfio-platform.o
>> +
>> +vfio-amba-y := vfio_amba.o
>> +
>> +obj-$(CONFIG_VFIO_AMBA) += vfio-amba.o
>
>
>



-- 
Antonios Motakis
Virtual Open Systems
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