1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Support for Intel Camera Imaging ISP subsystem.
4  * Copyright (c) 2015, Intel Corporation.
5  */
6 
7 #ifndef __IA_CSS_BH_TYPES_H
8 #define __IA_CSS_BH_TYPES_H
9 
10 /* Number of elements in the BH table.
11   * Should be consistent with hmem.h
12   */
13 #define IA_CSS_HMEM_BH_TABLE_SIZE	ISP_HIST_DEPTH
14 #define IA_CSS_HMEM_BH_UNIT_SIZE	(ISP_HIST_DEPTH / ISP_HIST_COMPONENTS)
15 
16 #define BH_COLOR_R	(0)
17 #define BH_COLOR_G	(1)
18 #define BH_COLOR_B	(2)
19 #define BH_COLOR_Y	(3)
20 #define BH_COLOR_NUM	(4)
21 
22 /* BH table */
23 struct ia_css_bh_table {
24 	u32 hmem[ISP_HIST_COMPONENTS][IA_CSS_HMEM_BH_UNIT_SIZE];
25 };
26 
27 #endif /* __IA_CSS_BH_TYPES_H */
28