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 __HMEM_GLOBAL_H_INCLUDED__
17 #define __HMEM_GLOBAL_H_INCLUDED__
19 #include <type_support.h>
21 #define IS_HMEM_VERSION_1
26 #define ISP_HIST_ADDRESS_BITS 12
27 #define ISP_HIST_ALIGNMENT 4
28 #define ISP_HIST_COMP_IN_PREC 12
29 #define ISP_HIST_DEPTH 1024
30 #define ISP_HIST_WIDTH 24
31 #define ISP_HIST_COMPONENTS 4
33 #define ISP_HIST_ALIGNMENT_LOG2 2
35 #define HMEM_SIZE_LOG2 (ISP_HIST_ADDRESS_BITS - ISP_HIST_ALIGNMENT_LOG2)
36 #define HMEM_SIZE ISP_HIST_DEPTH
38 #define HMEM_UNIT_SIZE (HMEM_SIZE / ISP_HIST_COMPONENTS)
39 #define HMEM_UNIT_COUNT ISP_HIST_COMPONENTS
41 #define HMEM_RANGE_LOG2 ISP_HIST_WIDTH
42 #define HMEM_RANGE BIT(HMEM_RANGE_LOG2)
44 typedef u32 hmem_data_t;
46 #endif /* __HMEM_GLOBAL_H_INCLUDED__ */