lkml.org 
[lkml]   [2008]   [Jun]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 39/60] microblaze_v4: dma support
    Date
    From: Michal Simek <monstr@monstr.eu>


    Signed-off-by: Michal Simek <monstr@monstr.eu>
    ---
    include/asm-microblaze/dma-mapping.h | 1 +
    include/asm-microblaze/dma.h | 18 ++++++++++++++++++
    include/asm-microblaze/scatterlist.h | 26 ++++++++++++++++++++++++++
    3 files changed, 45 insertions(+), 0 deletions(-)
    create mode 100644 include/asm-microblaze/dma-mapping.h
    create mode 100644 include/asm-microblaze/dma.h
    create mode 100644 include/asm-microblaze/scatterlist.h

    diff --git a/include/asm-microblaze/dma-mapping.h b/include/asm-microblaze/dma-mapping.h
    new file mode 100644
    index 0000000..e7e1690
    --- /dev/null
    +++ b/include/asm-microblaze/dma-mapping.h
    @@ -0,0 +1 @@
    +#include <asm-generic/dma-mapping.h>
    diff --git a/include/asm-microblaze/dma.h b/include/asm-microblaze/dma.h
    new file mode 100644
    index 0000000..6ab357b
    --- /dev/null
    +++ b/include/asm-microblaze/dma.h
    @@ -0,0 +1,18 @@
    +/*
    + * Copyright (C) 2006 Atmark Techno, Inc.
    + *
    + * This file is subject to the terms and conditions of the GNU General Public
    + * License. See the file "COPYING" in the main directory of this archive
    + * for more details.
    + */
    +
    +#ifndef _ASM_MICROBLAZE_DMA_H
    +#define _ASM_MICROBLAZE_DMA_H
    +
    +/* we don't have dma address limit. define it as zero to be
    + * unlimited. */
    +#define MAX_DMA_ADDRESS (0)
    +
    +#define ISA_DMA_THRESHOLD (0)
    +
    +#endif /* _ASM_MICROBLAZE_DMA_H */
    diff --git a/include/asm-microblaze/scatterlist.h b/include/asm-microblaze/scatterlist.h
    new file mode 100644
    index 0000000..bbe73e6
    --- /dev/null
    +++ b/include/asm-microblaze/scatterlist.h
    @@ -0,0 +1,26 @@
    +/*
    + * Copyright (C) 2008 Michal Simek <monstr@monstr.eu>
    + * Copyright (C) 2006 Atmark Techno, Inc.
    + *
    + * This file is subject to the terms and conditions of the GNU General Public
    + * License. See the file "COPYING" in the main directory of this archive
    + * for more details.
    + */
    +
    +#ifndef _ASM_MICROBLAZE_SCATTERLIST_H
    +#define _ASM_MICROBLAZE_SCATTERLIST_H
    +
    +struct scatterlist {
    +#ifdef CONFIG_DEBUG_SG
    + unsigned long sg_magic;
    +#endif
    + unsigned long page_link;
    + dma_addr_t dma_address;
    + unsigned int offset;
    + unsigned int length;
    +};
    +
    +#define sg_dma_address(sg) ((sg)->dma_address)
    +#define sg_dma_len(sg) ((sg)->length)
    +
    +#endif /* _ASM_MICROBLAZE_SCATTERLIST_H */
    --
    1.5.4.GIT


    \
     
     \ /
      Last update: 2008-06-26 15:04    [W:5.456 / U:0.148 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site