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 * Xilinx products are not intended for use in life support appliances, 25 * devices, or systems. Use in such applications is expressly prohibited. 26 * 27 * (c) Copyright 2007-2008 Xilinx Inc. 28 * All rights reserved. 29 * 30 * You should have received a copy of the GNU General Public License along 31 * with this program; if not, write to the Free Software Foundation, Inc., 32 * 675 Mass Ave, Cambridge, MA 02139, USA. 33 * 34 *****************************************************************************/ 35 36 #ifndef XILINX_FIFO_ICAP_H_ /* prevent circular inclusions */ 37 #define XILINX_FIFO_ICAP_H_ /* by using protection macros */ 38 39 #include <linux/types.h> 40 #include <linux/cdev.h> 41 #include <linux/platform_device.h> 42 43 #include <asm/io.h> 44 #include "xilinx_hwicap.h" 45 46 /* Reads integers from the device into the storage buffer. */ 47 int fifo_icap_get_configuration( 48 struct hwicap_drvdata *drvdata, 49 u32 *FrameBuffer, 50 u32 NumWords); 51 52 /* Writes integers to the device from the storage buffer. */ 53 int fifo_icap_set_configuration( 54 struct hwicap_drvdata *drvdata, 55 u32 *FrameBuffer, 56 u32 NumWords); 57 58 u32 fifo_icap_get_status(struct hwicap_drvdata *drvdata); 59 void fifo_icap_reset(struct hwicap_drvdata *drvdata); 60 void fifo_icap_flush_fifo(struct hwicap_drvdata *drvdata); 61 62 #endif 63