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/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Code Aurora nor
* the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef __MSM_DMA_TEST__
#define __MSM_DMA_TEST__
#include <linux/ioctl.h>
#define MSM_DMA_IOC_MAGIC 0x83
/* The testing driver can manage a series of buffers. These are
* allocated and freed using these calls. */
struct msm_dma_alloc_req {
int size; /* Size of this request, in bytes. */
int bufnum; /* OUT: Number of buffer allocated. */
};
#define MSM_DMA_IOALLOC _IOWR(MSM_DMA_IOC_MAGIC, 2, struct msm_dma_alloc_req)
/* Free the specified buffer. */
#define MSM_DMA_IOFREE _IOW(MSM_DMA_IOC_MAGIC, 3, int)
/* Free all used buffers. */
#define MSM_DMA_IOFREEALL _IO(MSM_DMA_IOC_MAGIC, 7)
/* Read/write data into kernel buffer. */
struct msm_dma_bufxfer {
void *data;
int size;
int bufnum;
};
#define MSM_DMA_IOWBUF _IOW(MSM_DMA_IOC_MAGIC, 4, struct msm_dma_bufxfer)
#define MSM_DMA_IORBUF _IOW(MSM_DMA_IOC_MAGIC, 5, struct msm_dma_bufxfer)
/* Use the data mover to copy from one buffer to another. */
struct msm_dma_scopy {
int srcbuf;
int destbuf;
int size;
};
#define MSM_DMA_IOSCOPY _IOW(MSM_DMA_IOC_MAGIC, 6, struct msm_dma_scopy)
#endif /* __MSM_DMA_TEST__ */
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