/* 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_MIPI_H
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#define __IA_CSS_MIPI_H
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/* @file
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* This file contains MIPI support functionality
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*/
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#include <type_support.h>
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#include "ia_css_err.h"
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#include "ia_css_stream_format.h"
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#include "ia_css_input_port.h"
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/* Backward compatible for CSS API 2.0 only
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* TO BE REMOVED when all drivers move to CSS API 2.1.
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*/
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/* @brief Specify a CSS MIPI frame buffer.
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*
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* @param[in] size_mem_words The frame size in memory words (32B).
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* @param[in] contiguous Allocate memory physically contiguously or not.
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* @return The error code.
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*
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* \deprecated{Use ia_css_mipi_buffer_config instead.}
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*
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* Specifies a CSS MIPI frame buffer: size in memory words (32B).
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*/
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int
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ia_css_mipi_frame_specify(const unsigned int size_mem_words,
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const bool contiguous);
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/* @brief Register size of a CSS MIPI frame for check during capturing.
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*
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* @param[in] port CSI-2 port this check is registered.
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* @param[in] size_mem_words The frame size in memory words (32B).
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* @return Return the error in case of failure. E.g. MAX_NOF_ENTRIES REACHED
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*
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* Register size of a CSS MIPI frame to check during capturing. Up to
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* IA_CSS_MIPI_SIZE_CHECK_MAX_NOF_ENTRIES entries per port allowed. Entries are reset
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* when stream is stopped.
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*
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*
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*/
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int
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ia_css_mipi_frame_enable_check_on_size(const enum mipi_port_id port,
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const unsigned int size_mem_words);
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/* @brief Calculate the size of a mipi frame.
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*
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* @param[in] width The width (in pixels) of the frame.
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* @param[in] height The height (in lines) of the frame.
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* @param[in] format The frame (MIPI) format.
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* @param[in] hasSOLandEOL Whether frame (MIPI) contains (optional) SOL and EOF packets.
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* @param[in] embedded_data_size_words Embedded data size in memory words.
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* @param size_mem_words The mipi frame size in memory words (32B).
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* @return The error code.
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*
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* Calculate the size of a mipi frame, based on the resolution and format.
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*/
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int
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ia_css_mipi_frame_calculate_size(const unsigned int width,
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const unsigned int height,
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const enum atomisp_input_format format,
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const bool hasSOLandEOL,
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const unsigned int embedded_data_size_words,
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unsigned int *size_mem_words);
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#endif /* __IA_CSS_MIPI_H */
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