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authorLinus Torvalds <torvalds@linux-foundation.org>2014-06-10 13:28:45 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2014-06-10 13:28:45 -0400
commit77c32bbbe0d0e963ba5723b8d1f6c42c5d56858b (patch)
tree2b819d3b7c00173c072fe61cadb0fd82ba51f417 /include/linux/amba
parentfad0701eaa091beb8ce5ef2eef04b5e833617368 (diff)
parent06822788faa21529a9a97965e266d77a596dc921 (diff)
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.h47
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 @@
1/*
2 * Xilinx DMA Engine drivers support header file
3 *
4 * Copyright (C) 2010-2014 Xilinx, Inc. All rights reserved.
5 *
6 * This is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 */
11
12#ifndef __DMA_XILINX_DMA_H
13#define __DMA_XILINX_DMA_H
14
15#include <linux/dma-mapping.h>
16#include <linux/dmaengine.h>
17
18/**
19 * struct xilinx_vdma_config - VDMA Configuration structure
20 * @frm_dly: Frame delay
21 * @gen_lock: Whether in gen-lock mode
22 * @master: Master that it syncs to
23 * @frm_cnt_en: Enable frame count enable
24 * @park: Whether wants to park
25 * @park_frm: Frame to park on
26 * @coalesc: Interrupt coalescing threshold
27 * @delay: Delay counter
28 * @reset: Reset Channel
29 * @ext_fsync: External Frame Sync source
30 */
31struct xilinx_vdma_config {
32 int frm_dly;
33 int gen_lock;
34 int master;
35 int frm_cnt_en;
36 int park;
37 int park_frm;
38 int coalesc;
39 int delay;
40 int reset;
41 int ext_fsync;
42};
43
44int xilinx_vdma_channel_set_config(struct dma_chan *dchan,
45 struct xilinx_vdma_config *cfg);
46
47#endif