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author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-10 10:28:45 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-10 10:28:45 -0700 |
commit | 77c32bbbe0d0e963ba5723b8d1f6c42c5d56858b (patch) | |
tree | 2b819d3b7c00173c072fe61cadb0fd82ba51f417 /include/linux/amba | |
parent | fad0701eaa091beb8ce5ef2eef04b5e833617368 (diff) | |
parent | 06822788faa21529a9a97965e266d77a596dc921 (diff) | |
download | lwn-77c32bbbe0d0e963ba5723b8d1f6c42c5d56858b.tar.gz lwn-77c32bbbe0d0e963ba5723b8d1f6c42c5d56858b.zip |
Merge branch 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma
Pull slave-dmaengine updates from Vinod Koul:
- new Xilixn VDMA driver from Srikanth
- bunch of updates for edma driver by Thomas, Joel and Peter
- fixes and updates on dw, ste_dma, freescale, mpc512x, sudmac etc
* 'for-linus' of git://git.infradead.org/users/vkoul/slave-dma: (45 commits)
dmaengine: sh: don't use dynamic static allocation
dmaengine: sh: fix print specifier warnings
dmaengine: sh: make shdma_prep_dma_cyclic static
dmaengine: Kconfig: Update MXS_DMA help text to include MX6Q/MX6DL
of: dma: Grammar s/requests/request/, s/used required/required/
dmaengine: shdma: Enable driver compilation with COMPILE_TEST
dmaengine: rcar-hpbdma: Include linux/err.h
dmaengine: sudmac: Include linux/err.h
dmaengine: sudmac: Keep #include sorted alphabetically
dmaengine: shdmac: Include linux/err.h
dmaengine: shdmac: Keep #include sorted alphabetically
dmaengine: s3c24xx-dma: Add cyclic transfer support
dmaengine: s3c24xx-dma: Process whole SG chain
dmaengine: imx: correct sdmac->status for cyclic dma tx
dmaengine: pch: fix compilation for alpha target
dmaengine: dw: check return code of dma_async_device_register()
dmaengine: dw: fix regression in dw_probe() function
dmaengine: dw: enable clock before access
dma: pch_dma: Fix Kconfig dependencies
dmaengine: mpc512x: add support for peripheral transfers
...
Diffstat (limited to 'include/linux/amba')
-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 |