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torvalds
GitHub Repository: torvalds/linux
Path: blob/master/drivers/char/xilinx_hwicap/fifo_icap.h
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/*****************************************************************************
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*
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* Author: Xilinx, Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS"
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* AS A COURTESY TO YOU, SOLELY FOR USE IN DEVELOPING PROGRAMS AND
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* SOLUTIONS FOR XILINX DEVICES. BY PROVIDING THIS DESIGN, CODE,
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* OR INFORMATION AS ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE,
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* APPLICATION OR STANDARD, XILINX IS MAKING NO REPRESENTATION
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* THAT THIS IMPLEMENTATION IS FREE FROM ANY CLAIMS OF INFRINGEMENT,
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* AND YOU ARE RESPONSIBLE FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE
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* FOR YOUR IMPLEMENTATION. XILINX EXPRESSLY DISCLAIMS ANY
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* WARRANTY WHATSOEVER WITH RESPECT TO THE ADEQUACY OF THE
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* IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OR
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* REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM CLAIMS OF
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* INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE.
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*
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* (c) Copyright 2007-2008 Xilinx Inc.
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* All rights reserved.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*****************************************************************************/
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#ifndef XILINX_FIFO_ICAP_H_ /* prevent circular inclusions */
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#define XILINX_FIFO_ICAP_H_ /* by using protection macros */
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#include <linux/types.h>
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#include <linux/cdev.h>
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#include <linux/platform_device.h>
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#include <asm/io.h>
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#include "xilinx_hwicap.h"
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/* Reads integers from the device into the storage buffer. */
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int fifo_icap_get_configuration(
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struct hwicap_drvdata *drvdata,
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u32 *FrameBuffer,
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u32 NumWords);
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/* Writes integers to the device from the storage buffer. */
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int fifo_icap_set_configuration(
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struct hwicap_drvdata *drvdata,
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u32 *FrameBuffer,
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u32 NumWords);
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u32 fifo_icap_get_status(struct hwicap_drvdata *drvdata);
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void fifo_icap_reset(struct hwicap_drvdata *drvdata);
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void fifo_icap_flush_fifo(struct hwicap_drvdata *drvdata);
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#endif
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