| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Support for Intel Camera Imaging ISP subsystem. |
| * Copyright (c) 2015, Intel Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| */ |
| |
| #ifndef __VAMEM_GLOBAL_H_INCLUDED__ |
| #define __VAMEM_GLOBAL_H_INCLUDED__ |
| |
| #include <type_support.h> |
| |
| #define IS_VAMEM_VERSION_2 |
| |
| /* (log) stepsize of linear interpolation */ |
| #define VAMEM_INTERP_STEP_LOG2 4 |
| #define VAMEM_INTERP_STEP BIT(VAMEM_INTERP_STEP_LOG2) |
| /* (physical) size of the tables */ |
| #define VAMEM_TABLE_UNIT_SIZE ((1 << (ISP_VAMEM_ADDRESS_BITS - VAMEM_INTERP_STEP_LOG2)) + 1) |
| /* (logical) size of the tables */ |
| #define VAMEM_TABLE_UNIT_STEP ((VAMEM_TABLE_UNIT_SIZE - 1) << 1) |
| /* Number of tables */ |
| #define VAMEM_TABLE_UNIT_COUNT (ISP_VAMEM_DEPTH / VAMEM_TABLE_UNIT_STEP) |
| |
| typedef u16 vamem_data_t; |
| |
| #endif /* __VAMEM_GLOBAL_H_INCLUDED__ */ |
