From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Szyprowski Date: Tue, 07 Aug 2012 15:22:02 +0000 Subject: RE: [PATCH v3 1/4] ARM: dma-mapping: define ARCH_HAS_DMA_MMAP_COHERENT Message-Id: <013301cd74b0$691eba60$3b5c2f20$%szyprowski@samsung.com> List-Id: References: <1344246924-32620-1-git-send-email-hdk@igel.co.jp> <1344246924-32620-2-git-send-email-hdk@igel.co.jp> In-Reply-To: <1344246924-32620-2-git-send-email-hdk@igel.co.jp> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: 'Hideki EIRAKU' , 'Russell King' , 'Pawel Osciak' , 'Kyungmin Park' , 'Mauro Carvalho Chehab' , 'Florian Tobias Schandinat' , 'Jaroslav Kysela' , 'Takashi Iwai' Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-fbdev@vger.kernel.org, alsa-devel@alsa-project.org, 'Katsuya MATSUBARA' Hi Hideki, On Monday, August 06, 2012 11:55 AM Hideki EIRAKU wrote: > ARCH_HAS_DMA_MMAP_COHERENT indicates that there is dma_mmap_coherent() API > in this architecture. The name is already defined in PowerPC. > > Signed-off-by: Hideki EIRAKU > --- > arch/arm/include/asm/dma-mapping.h | 1 + > 1 files changed, 1 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h > index bbef15d..f41cd30 100644 > --- a/arch/arm/include/asm/dma-mapping.h > +++ b/arch/arm/include/asm/dma-mapping.h > @@ -187,6 +187,7 @@ extern int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, > struct dma_attrs *attrs); > > #define dma_mmap_coherent(d, v, c, h, s) dma_mmap_attrs(d, v, c, h, s, NULL) > +#define ARCH_HAS_DMA_MMAP_COHERENT > > static inline int dma_mmap_attrs(struct device *dev, struct vm_area_struct *vma, > void *cpu_addr, dma_addr_t dma_addr, > -- > 1.7.0.4 I will take this patch to my dma-mapping kernel tree, to the fixes branch. Best regards -- Marek Szyprowski Samsung Poland R&D Center