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/* SPDX-License-Identifier: GPL-2.0-or-later */
* Xilinx DMA Engine drivers support header file
* Copyright (C) 2010-2014 Xilinx, Inc. All rights reserved.
#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
* @vflip_en: Vertical Flip enable
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;
bool vflip_en;
int xilinx_vdma_channel_set_config(struct dma_chan *dchan,
struct xilinx_vdma_config *cfg);