From mboxrd@z Thu Jan 1 00:00:00 1970 From: laurent.pinchart@ideasonboard.com (Laurent Pinchart) Date: Tue, 24 Feb 2015 02:23:48 +0200 Subject: [PATCH v3 linux-next] iommu: Enable LPAE pagetable on ARM and ARM64 only In-Reply-To: <1424737221-1193-1-git-send-email-vincent.stehle@laposte.net> References: <3203874.zEMjzr0PS0@avalon> <1424737221-1193-1-git-send-email-vincent.stehle@laposte.net> Message-ID: <6851919.VIGEV8htgx@avalon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tuesday 24 February 2015 01:20:21 Vincent Stehl? wrote: > LPAE iommu page table makes sense only for ARM and ARM64 architectures. Add > the corresponding dependency in Kconfig (and enable for COMPILE_TEST, too, > as per Laurent's suggestion). > > Signed-off-by: Vincent Stehl? > Suggested-by: Laurent Pinchart > Cc: Will Deacon Now, Acked-by: Laurent Pinchart > --- > > On 02/24/2015 01:02 AM, Laurent Pinchart wrote: > > Shouldn't this be ARM || ARM64 || COMPILE_TEST ? > > Hi Laurent, > > It makes perfect sense; thanks. I completely forgot, as I have yet to see > one of those. Here is v3 of the patch. > > Best regards, > > V. > > > Changes since v2: > - Add condition on ARM64 > > Changes since v1: > - Add condition on COMPILE_TEST > > > drivers/iommu/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig > index baa0d97..a440922 100644 > --- a/drivers/iommu/Kconfig > +++ b/drivers/iommu/Kconfig > @@ -22,6 +22,7 @@ config IOMMU_IO_PGTABLE > > config IOMMU_IO_PGTABLE_LPAE > bool "ARMv7/v8 Long Descriptor Format" > + depends on ARM || ARM64 || COMPILE_TEST > select IOMMU_IO_PGTABLE > help > Enable support for the ARM long descriptor pagetable format. -- Regards, Laurent Pinchart