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sensor_port.c
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sensor_port.c
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/* Copyright Statement:
*
* This software/firmware and related documentation ("Fishsemi Software") are
* protected under relevant copyright laws. The information contained herein is
* confidential and proprietary to Fishsemi Inc. and/or its licensors. Without
* the prior written permission of Fishsemi inc. and/or its licensors, any
* reproduction, modification, use or disclosure of Fishsemi Software, and
* information contained herein, in whole or in part, shall be strictly
* prohibited.
*
* Fishsemi Inc. (C) 2019. All rights reserved.
*
* BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("PINECONE SOFTWARE")
* RECEIVED FROM PINECONE AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER
* ON AN "AS-IS" BASIS ONLY. PINECONE EXPRESSLY DISCLAIMS ANY AND ALL
* WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
* WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
* NONINFRINGEMENT. NEITHER DOES PINECONE PROVIDE ANY WARRANTY WHATSOEVER WITH
* RESPECT TO THE SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY,
* INCORPORATED IN, OR SUPPLIED WITH THE PINECONE SOFTWARE, AND RECEIVER AGREES
* TO LOOK ONLY TO SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO.
* RECEIVER EXPRESSLY ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO
* OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES CONTAINED IN PINECONE
* SOFTWARE. PINECONE SHALL ALSO NOT BE RESPONSIBLE FOR ANY PINECONE SOFTWARE
* RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
* STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND PINECONE'S
* ENTIRE AND CUMULATIVE LIABILITY WITH RESPECT TO THE PINECONE SOFTWARE
* RELEASED HEREUNDER WILL BE, AT PINECONE'S OPTION, TO REVISE OR REPLACE THE
* PINECONE SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE
* CHARGE PAID BY RECEIVER TO PINECONE FOR SUCH PINECONE SOFTWARE AT ISSUE.
*
* The following software/firmware and/or related documentation ("Fishsemi
* Software") have been modified by Fishsemi Inc. All revisions are subject to
* any receiver's applicable license agreements with Fishsemi Inc.
*/
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "sensor_port.h"
#include "sensor_port_i2c.h"
#include "sensor_port_spi.h"
int sns_port_init(FAR const struct sensor_bus_info *info, FAR struct sns_port *port)
{
int ret = -EINVAL;
if (!port)
return ret;
if (info->bus_type == BUS_I2C)
ret = port_init_i2c(info, port);
else if (info->bus_type == BUS_SPI)
ret = port_init_spi(info, port);
return ret;
}
int sns_port_deinit(FAR struct sns_port *port)
{
if (!port)
return -EINVAL;
/*XXX: do we need some operation for the port deinitialization */
port->master = NULL;
port->ops = NULL;
port->binfo = NULL;
return 0;
}
int sns_port_read(FAR struct sns_port *port, uint8_t reg, FAR void *buff, size_t size)
{
int ret = -EIO;
if (port && port->ops && port->ops->read)
ret = port->ops->read(port, reg, buff, size);
return ret;
}
int sns_port_write(FAR struct sns_port *port, uint8_t reg, FAR void *buff, size_t size)
{
int ret = -EIO;
if (port && port->ops && port->ops->write)
ret = port->ops->write(port, reg, buff, size);
return ret;
}