1 /*****************************************************************************
2  *
3  *     Author: Xilinx, Inc.
4  *
5  *     This program is free software; you can redistribute it and/or modify it
6  *     under the terms of the GNU General Public License as published by the
7  *     Free Software Foundation; either version 2 of the License, or (at your
8  *     option) any later version.
9  *
10  *     XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS"
11  *     AS A COURTESY TO YOU, SOLELY FOR USE IN DEVELOPING PROGRAMS AND
12  *     SOLUTIONS FOR XILINX DEVICES.  BY PROVIDING THIS DESIGN, CODE,
13  *     OR INFORMATION AS ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE,
14  *     APPLICATION OR STANDARD, XILINX IS MAKING NO REPRESENTATION
15  *     THAT THIS IMPLEMENTATION IS FREE FROM ANY CLAIMS OF INFRINGEMENT,
16  *     AND YOU ARE RESPONSIBLE FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE
17  *     FOR YOUR IMPLEMENTATION.  XILINX EXPRESSLY DISCLAIMS ANY
18  *     WARRANTY WHATSOEVER WITH RESPECT TO THE ADEQUACY OF THE
19  *     IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OR
20  *     REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM CLAIMS OF
21  *     INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
22  *     FOR A PARTICULAR PURPOSE.
23  *
24  *     (c) Copyright 2007-2008 Xilinx Inc.
25  *     All rights reserved.
26  *
27  *     You should have received a copy of the GNU General Public License along
28  *     with this program; if not, write to the Free Software Foundation, Inc.,
29  *     675 Mass Ave, Cambridge, MA 02139, USA.
30  *
31  *****************************************************************************/
32 
33 #ifndef XILINX_FIFO_ICAP_H_	/* prevent circular inclusions */
34 #define XILINX_FIFO_ICAP_H_	/* by using protection macros */
35 
36 #include <linux/types.h>
37 #include <linux/cdev.h>
38 #include <linux/platform_device.h>
39 
40 #include <asm/io.h>
41 #include "xilinx_hwicap.h"
42 
43 /* Reads integers from the device into the storage buffer. */
44 int fifo_icap_get_configuration(
45 		struct hwicap_drvdata *drvdata,
46 		u32 *FrameBuffer,
47 		u32 NumWords);
48 
49 /* Writes integers to the device from the storage buffer. */
50 int fifo_icap_set_configuration(
51 		struct hwicap_drvdata *drvdata,
52 		u32 *FrameBuffer,
53 		u32 NumWords);
54 
55 u32 fifo_icap_get_status(struct hwicap_drvdata *drvdata);
56 void fifo_icap_reset(struct hwicap_drvdata *drvdata);
57 void fifo_icap_flush_fifo(struct hwicap_drvdata *drvdata);
58 
59 #endif
60