From: cyril@ti.com (Cyril Chemparathy) Date: Wed, 12 Sep 2012 08:46:18 -0400 Subject: [RFC PATCH] ARM: mm: ADD descriptor string to CONFIG_DMA_ADDR_64BIT_T In-Reply-To: <1347429006-10879-1-git-send-email-r.sricharan@ti.com> References: <1347429006-10879-1-git-send-email-r.sricharan@ti.com> Message-ID: <5050841A.7030203@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 9/12/2012 1:50 AM, R Sricharan wrote: > Even if CONFIG_DMA_ADDR_64BIT_T is enabled by the defconfig, > the feature is not getting selected. > Adding a string description in the Kconfig resolves this. > > But not sure if this is the right way to fix this. > Shouldn't you be selecting this in your 64-bit dma address capable arch instead? > Signed-off-by: R Sricharan > Cc: Catalin Marinas > --- > arch/arm/mm/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig > index 101b968..90c5ea4 100644 > --- a/arch/arm/mm/Kconfig > +++ b/arch/arm/mm/Kconfig > @@ -601,7 +601,7 @@ config ARCH_PHYS_ADDR_T_64BIT > def_bool ARM_LPAE > > config ARCH_DMA_ADDR_T_64BIT > - bool > + bool "64bit capable DMA device" > > config ARM_THUMB > bool "Support Thumb user binaries" > -- Thanks - Cyril