| /* 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 __IA_CSS_PRBS_H |
| #define __IA_CSS_PRBS_H |
| |
| /* @file |
| * This file contains support for Pseudo Random Bit Sequence (PRBS) inputs |
| */ |
| |
| /* Enumerate the PRBS IDs. |
| */ |
| enum ia_css_prbs_id { |
| IA_CSS_PRBS_ID0, |
| IA_CSS_PRBS_ID1, |
| IA_CSS_PRBS_ID2 |
| }; |
| |
| /** |
| * Maximum number of PRBS IDs. |
| * |
| * Make sure the value of this define gets changed to reflect the correct |
| * number of ia_css_prbs_id enum if you add/delete an item in the enum. |
| */ |
| #define N_CSS_PRBS_IDS (IA_CSS_PRBS_ID2 + 1) |
| |
| /** |
| * PRBS configuration structure. |
| * |
| * Seed the for the Pseudo Random Bit Sequence. |
| * |
| * @deprecated{This interface is deprecated, it is not portable -> move to input system API} |
| */ |
| struct ia_css_prbs_config { |
| enum ia_css_prbs_id id; |
| unsigned int h_blank; /** horizontal blank */ |
| unsigned int v_blank; /** vertical blank */ |
| int seed; /** random seed for the 1st 2-pixel-components/clock */ |
| int seed1; /** random seed for the 2nd 2-pixel-components/clock */ |
| }; |
| |
| #endif /* __IA_CSS_PRBS_H */ |