From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: [PATCH v2 1/9] avr32: Provide dma_mmap_coherent() and dma_get_sgtable() Date: Sun, 27 Jan 2013 11:33:20 +0100 Message-ID: <1359282808-31398-2-git-send-email-geert@linux-m68k.org> References: <1359282808-31398-1-git-send-email-geert@linux-m68k.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1359282808-31398-1-git-send-email-geert@linux-m68k.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-arch@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Geert Uytterhoeven , Marek Szyprowski , Haavard Skinnemoen List-Id: linux-arch.vger.kernel.org avr32/allmodconfig: drivers/media/v4l2-core/videobuf2-dma-contig.c: In function =E2=80=98vb= 2_dc_mmap=E2=80=99: drivers/media/v4l2-core/videobuf2-dma-contig.c:204: error: implicit dec= laration of function =E2=80=98dma_mmap_coherent=E2=80=99 drivers/media/v4l2-core/videobuf2-dma-contig.c: In function =E2=80=98vb= 2_dc_get_base_sgt=E2=80=99: drivers/media/v4l2-core/videobuf2-dma-contig.c:387: error: implicit dec= laration of function =E2=80=98dma_get_sgtable=E2=80=99 =46or architectures using dma_map_ops, dma_mmap_coherent() and dma_get_sgtable() are provided in . Avr32 does not use dma_map_ops, hence it should implement them as inlin= e stubs using dma_common_mmap() and dma_common_get_sgtable(). Signed-off-by: Geert Uytterhoeven Cc: Marek Szyprowski Cc: Haavard Skinnemoen Acked-by: Hans-Christian Egtvedt --- v2: No changes --- arch/avr32/include/asm/dma-mapping.h | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/arch/avr32/include/asm/dma-mapping.h b/arch/avr32/include/= asm/dma-mapping.h index aaf5199..b3d18f9 100644 --- a/arch/avr32/include/asm/dma-mapping.h +++ b/arch/avr32/include/asm/dma-mapping.h @@ -336,4 +336,14 @@ dma_sync_sg_for_device(struct device *dev, struct = scatterlist *sg, #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, = f) #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) =20 +/* drivers/base/dma-mapping.c */ +extern int dma_common_mmap(struct device *dev, struct vm_area_struct *= vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size); +extern int dma_common_get_sgtable(struct device *dev, struct sg_table = *sgt, + void *cpu_addr, dma_addr_t dma_addr, + size_t size); + +#define dma_mmap_coherent(d, v, c, h, s) dma_common_mmap(d, v, c, h, s= ) +#define dma_get_sgtable(d, t, v, h, s) dma_common_get_sgtable(d, t, v,= h, s) + #endif /* __ASM_AVR32_DMA_MAPPING_H */ --=20 1.7.0.4 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from georges.telenet-ops.be ([195.130.137.68]:53032 "EHLO georges.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756436Ab3A0Kdg (ORCPT ); Sun, 27 Jan 2013 05:33:36 -0500 From: Geert Uytterhoeven Subject: [PATCH v2 1/9] avr32: Provide dma_mmap_coherent() and dma_get_sgtable() Date: Sun, 27 Jan 2013 11:33:20 +0100 Message-ID: <1359282808-31398-2-git-send-email-geert@linux-m68k.org> In-Reply-To: <1359282808-31398-1-git-send-email-geert@linux-m68k.org> References: <1359282808-31398-1-git-send-email-geert@linux-m68k.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-arch-owner@vger.kernel.org List-ID: To: linux-arch@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Geert Uytterhoeven , Marek Szyprowski , Haavard Skinnemoen Message-ID: <20130127103320.hKVkrJ7yrUDH2qQEVOX26vYdUsKKBQ9u4wmhuiFD9zc@z> avr32/allmodconfig: drivers/media/v4l2-core/videobuf2-dma-contig.c: In function ‘vb2_dc_mmap’: drivers/media/v4l2-core/videobuf2-dma-contig.c:204: error: implicit declaration of function ‘dma_mmap_coherent’ drivers/media/v4l2-core/videobuf2-dma-contig.c: In function ‘vb2_dc_get_base_sgt’: drivers/media/v4l2-core/videobuf2-dma-contig.c:387: error: implicit declaration of function ‘dma_get_sgtable’ For architectures using dma_map_ops, dma_mmap_coherent() and dma_get_sgtable() are provided in . Avr32 does not use dma_map_ops, hence it should implement them as inline stubs using dma_common_mmap() and dma_common_get_sgtable(). Signed-off-by: Geert Uytterhoeven Cc: Marek Szyprowski Cc: Haavard Skinnemoen Acked-by: Hans-Christian Egtvedt --- v2: No changes --- arch/avr32/include/asm/dma-mapping.h | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/arch/avr32/include/asm/dma-mapping.h b/arch/avr32/include/asm/dma-mapping.h index aaf5199..b3d18f9 100644 --- a/arch/avr32/include/asm/dma-mapping.h +++ b/arch/avr32/include/asm/dma-mapping.h @@ -336,4 +336,14 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) +/* drivers/base/dma-mapping.c */ +extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size); +extern int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt, + void *cpu_addr, dma_addr_t dma_addr, + size_t size); + +#define dma_mmap_coherent(d, v, c, h, s) dma_common_mmap(d, v, c, h, s) +#define dma_get_sgtable(d, t, v, h, s) dma_common_get_sgtable(d, t, v, h, s) + #endif /* __ASM_AVR32_DMA_MAPPING_H */ -- 1.7.0.4