1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Support for Intel Camera Imaging ISP subsystem.
4 * Copyright (c) 2015, Intel Corporation.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 #ifndef _IA_CSS_DEVICE_ACCESS_H
17 #define _IA_CSS_DEVICE_ACCESS_H
20 * File containing internal functions for the CSS-API to access the CSS device.
23 #include <type_support.h> /* for uint*, size_t */
24 #include <system_local.h> /* for hrt_address */
25 #include <ia_css_env.h> /* for ia_css_hw_access_env */
28 ia_css_device_access_init(const struct ia_css_hw_access_env *env);
31 ia_css_device_load_uint8(const hrt_address addr);
34 ia_css_device_load_uint16(const hrt_address addr);
37 ia_css_device_load_uint32(const hrt_address addr);
40 ia_css_device_load_uint64(const hrt_address addr);
43 ia_css_device_store_uint8(const hrt_address addr, const uint8_t data);
46 ia_css_device_store_uint16(const hrt_address addr, const uint16_t data);
49 ia_css_device_store_uint32(const hrt_address addr, const uint32_t data);
52 ia_css_device_store_uint64(const hrt_address addr, const uint64_t data);
55 ia_css_device_load(const hrt_address addr, void *data, const size_t size);
58 ia_css_device_store(const hrt_address addr, const void *data,
61 #endif /* _IA_CSS_DEVICE_ACCESS_H */