| /* |
| * 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_MIPI_H |
| #define __IA_CSS_MIPI_H |
| |
| /** @file |
| * This file contains MIPI support functionality |
| */ |
| |
| #include <type_support.h> |
| #include "ia_css_err.h" |
| #include "ia_css_stream_format.h" |
| #include "ia_css_input_port.h" |
| |
| /** Backward compatible for CSS API 2.0 only |
| * TO BE REMOVED when all drivers move to CSS API 2.1. |
| */ |
| /** @brief Specify a CSS MIPI frame buffer. |
| * |
| * @param[in] size_mem_words The frame size in memory words (32B). |
| * @param[in] contiguous Allocate memory physically contiguously or not. |
| * @return The error code. |
| * |
| * \deprecated{Use ia_css_mipi_buffer_config instead.} |
| * |
| * Specifies a CSS MIPI frame buffer: size in memory words (32B). |
| */ |
| enum ia_css_err |
| ia_css_mipi_frame_specify(const unsigned int size_mem_words, |
| const bool contiguous); |
| |
| #if !defined(HAS_NO_INPUT_SYSTEM) |
| /** @brief Register size of a CSS MIPI frame for check during capturing. |
| * |
| * @param[in] port CSI-2 port this check is registered. |
| * @param[in] size_mem_words The frame size in memory words (32B). |
| * @return Return the error in case of failure. E.g. MAX_NOF_ENTRIES REACHED |
| * |
| * Register size of a CSS MIPI frame to check during capturing. Up to |
| * IA_CSS_MIPI_SIZE_CHECK_MAX_NOF_ENTRIES entries per port allowed. Entries are reset |
| * when stream is stopped. |
| * |
| * |
| */ |
| enum ia_css_err |
| ia_css_mipi_frame_enable_check_on_size(const enum ia_css_csi2_port port, |
| const unsigned int size_mem_words); |
| #endif |
| |
| /** @brief Calculate the size of a mipi frame. |
| * |
| * @param[in] width The width (in pixels) of the frame. |
| * @param[in] height The height (in lines) of the frame. |
| * @param[in] format The frame (MIPI) format. |
| * @param[in] hasSOLandEOL Whether frame (MIPI) contains (optional) SOL and EOF packets. |
| * @param[in] embedded_data_size_words Embedded data size in memory words. |
| * @param size_mem_words The mipi frame size in memory words (32B). |
| * @return The error code. |
| * |
| * Calculate the size of a mipi frame, based on the resolution and format. |
| */ |
| enum ia_css_err |
| ia_css_mipi_frame_calculate_size(const unsigned int width, |
| const unsigned int height, |
| const enum ia_css_stream_format format, |
| const bool hasSOLandEOL, |
| const unsigned int embedded_data_size_words, |
| unsigned int *size_mem_words); |
| |
| #endif /* __IA_CSS_MIPI_H */ |
