/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Support for Intel Camera Imaging ISP subsystem.
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* Copyright (c) 2015, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef __IA_CSS_PRBS_H
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#define __IA_CSS_PRBS_H
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/* @file
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* This file contains support for Pseudo Random Bit Sequence (PRBS) inputs
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*/
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/* Enumerate the PRBS IDs.
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*/
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enum ia_css_prbs_id {
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IA_CSS_PRBS_ID0,
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IA_CSS_PRBS_ID1,
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IA_CSS_PRBS_ID2
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};
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/**
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* Maximum number of PRBS IDs.
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*
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* Make sure the value of this define gets changed to reflect the correct
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* number of ia_css_prbs_id enum if you add/delete an item in the enum.
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*/
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#define N_CSS_PRBS_IDS (IA_CSS_PRBS_ID2 + 1)
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/**
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* PRBS configuration structure.
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*
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* Seed the for the Pseudo Random Bit Sequence.
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*
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* @deprecated{This interface is deprecated, it is not portable -> move to input system API}
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*/
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struct ia_css_prbs_config {
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enum ia_css_prbs_id id;
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unsigned int h_blank; /** horizontal blank */
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unsigned int v_blank; /** vertical blank */
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int seed; /** random seed for the 1st 2-pixel-components/clock */
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int seed1; /** random seed for the 2nd 2-pixel-components/clock */
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};
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#endif /* __IA_CSS_PRBS_H */
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