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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2020 Marvell International Ltd.
*
* Functions for NPI initialization, configuration,
* and monitoring.
*/
#ifndef __CVMX_HELPER_NPI_H__
#define __CVMX_HELPER_NPI_H__
/**
* @INTERNAL
* Probe a NPI interface and determine the number of ports
* connected to it. The NPI interface should still be down after
* this call.
*
* @param interface Interface to probe
*
* Return: Number of ports on the interface. Zero to disable.
*/
int __cvmx_helper_npi_probe(int interface);
/**
* @INTERNAL
* Bringup and enable a NPI interface. After this call packet
* I/O should be fully functional. This is called with IPD
* enabled but PKO disabled.
*
* @param xiface Interface to bring up
*
* Return: Zero on success, negative on failure
*/
int __cvmx_helper_npi_enable(int xiface);
/**
* Sets the number of pipe used by SLI packet output in the variable,
* which then later used for setting it up in HW
*/
void cvmx_npi_config_set_num_pipes(int num_pipes);
#endif
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