From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: [PATCH 1/9] avr32: Provide dma_mmap_coherent() and dma_get_sgtable() Date: Sun, 13 Jan 2013 11:44:42 +0100 Message-ID: <1358073890-3610-1-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: Received: from juliette.telenet-ops.be ([195.130.137.74]:51173 "EHLO juliette.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754201Ab3AMKo6 (ORCPT ); Sun, 13 Jan 2013 05:44:58 -0500 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 , Hans-Christian Egtvedt 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 Cc: Hans-Christian Egtvedt --- 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