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author | Vinod Koul <vinod.koul@intel.com> | 2014-06-09 20:26:29 +0400 |
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committer | Vinod Koul <vinod.koul@intel.com> | 2014-06-09 20:26:29 +0400 |
commit | 06822788faa21529a9a97965e266d77a596dc921 (patch) | |
tree | 249c996d8b491d7b7ba00641b522e91b60c57200 /include | |
parent | 3c814be9712f1a9f22009fb56bf96cf6de2ec663 (diff) | |
parent | 9cd4360de6090a6daf7fbe024e34953f2ae60ef2 (diff) | |
download | linux-06822788faa21529a9a97965e266d77a596dc921.tar.xz |
Merge branch 'topic/xilinx' into for-linus
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/amba/xilinx_dma.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/linux/amba/xilinx_dma.h b/include/linux/amba/xilinx_dma.h new file mode 100644 index 000000000000..34b98f276ed0 --- /dev/null +++ b/include/linux/amba/xilinx_dma.h @@ -0,0 +1,47 @@ +/* + * Xilinx DMA Engine drivers support header file + * + * Copyright (C) 2010-2014 Xilinx, Inc. All rights reserved. + * + * This is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __DMA_XILINX_DMA_H +#define __DMA_XILINX_DMA_H + +#include <linux/dma-mapping.h> +#include <linux/dmaengine.h> + +/** + * struct xilinx_vdma_config - VDMA Configuration structure + * @frm_dly: Frame delay + * @gen_lock: Whether in gen-lock mode + * @master: Master that it syncs to + * @frm_cnt_en: Enable frame count enable + * @park: Whether wants to park + * @park_frm: Frame to park on + * @coalesc: Interrupt coalescing threshold + * @delay: Delay counter + * @reset: Reset Channel + * @ext_fsync: External Frame Sync source + */ +struct xilinx_vdma_config { + int frm_dly; + int gen_lock; + int master; + int frm_cnt_en; + int park; + int park_frm; + int coalesc; + int delay; + int reset; + int ext_fsync; +}; + +int xilinx_vdma_channel_set_config(struct dma_chan *dchan, + struct xilinx_vdma_config *cfg); + +#endif |