101 lines
2.8 KiB
C
101 lines
2.8 KiB
C
/*
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* Copyright (c) 2018, NVIDIA Corporation. All rights reserved.
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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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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file
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* <b>MAX9295 API: For Maxim Integrated MAX9295 serializer</b>
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*
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* @b Description: Defines elements used to set up and use a
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* Maxim Integrated MAX9295 serializer.
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*/
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#ifndef __MAX9295_H__
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#define __MAX9295_H__
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#include <media/gmsl-link.h>
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/**
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* \defgroup max9295 MAX9295 serializer driver
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*
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* Controls the MAX9295 serializer module.
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*
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* @ingroup serdes_group
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* @{
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*/
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/**
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* @brief Powers on a serializer device and performs the I2C overrides
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* for sensor and serializer devices.
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*
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* The I2C overrides include setting proxy I2C slave addresses for the devices.
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*
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* Before the client calls this function it must ensure that
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* the deserializer device is in link_ex exclusive link mode
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* by calling the deserializer driver's max9296_setup_link() function.
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*
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* @param [in] dev The serializer device handle.
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*
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* @return 0 for success, or -1 otherwise.
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*/
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int max9295_setup_control(struct device *dev);
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/**
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* Reverts I2C overrides and resets a serializer device.
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*
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* @param [in] dev The serializer device handle.
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*
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* @return 0 for success, or -1 otherwise.
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*/
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int max9295_reset_control(struct device *dev);
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/**
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* @brief Pairs a sensor device with a serializer device.
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*
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* To be called by sensor client driver.
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*
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* @param [in] dev The deserializer device handle.
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* @param [in] g_ctx The @ref gmsl_link_ctx structure handle.
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*
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* @return 0 for success, or -1 otherwise.
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*/
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int max9295_sdev_pair(struct device *dev, struct gmsl_link_ctx *g_ctx);
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/**
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* @brief Unpairs a sensor device from a serializer device.
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*
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* To be called by sensor client driver.
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*
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* @param [in] dev The serializer device handle.
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* @param [in] s_dev The sensor device handle.
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*
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* @return 0 for success, or -1 otherwise.
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*/
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int max9295_sdev_unpair(struct device *dev, struct device *s_dev);
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/**
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* Sets up the serializer device's internal pipeline for a specified
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* sensor/serializer pair.
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*
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* @param [in] dev The serializer device handle.
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*
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* @return 0 for success, or -1 otherwise.
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*/
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int max9295_setup_streaming(struct device *dev);
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/** @} */
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#endif /* __MAX9295_H__ */
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