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46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2018-2022 Marvell International Ltd.
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*
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* Functions for AGL (RGMII) commong initialization, configuration.
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*/
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#ifndef __CVMX_AGL_H__
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#define __CVMX_AGL_H__
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/*
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* @param port to enable
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*
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* @return Zero on success, negative on failure
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*/
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int cvmx_agl_enable(int port);
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cvmx_helper_link_info_t cvmx_agl_link_get(int port);
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/*
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* Set MII/RGMII link based on mode.
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*
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* @param port interface port to set the link.
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* @param link_info Link status
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*
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* @return 0 on success and 1 on failure
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*/
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int cvmx_agl_link_set(int port, cvmx_helper_link_info_t link_info);
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/**
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* Disables the sending of flow control (pause) frames on the specified
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* AGL (RGMII) port(s).
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*
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* @param interface Which interface (0 or 1)
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* @param port_mask Mask (4bits) of which ports on the interface to disable
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* backpressure on.
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* 1 => disable backpressure
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* 0 => enable backpressure
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*
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* @return 0 on success
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* -1 on error
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*/
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int cvmx_agl_set_backpressure_override(u32 interface, uint32_t port_mask);
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#endif /* __CVMX_AGL_H__ */
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