/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* This file is based on code from OCTEON SDK by Cavium Networks.
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*
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* Copyright (c) 2003-2007 Cavium Networks
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*/
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/**
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* cvm_oct_get_buffer_ptr - convert packet data address to pointer
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* @packet_ptr: Packet data hardware address
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*
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* Returns Packet buffer pointer
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*/
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static inline void *cvm_oct_get_buffer_ptr(union cvmx_buf_ptr packet_ptr)
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{
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return cvmx_phys_to_ptr(((packet_ptr.s.addr >> 7) - packet_ptr.s.back)
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<< 7);
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}
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/**
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* INTERFACE - convert IPD port to logical interface
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* @ipd_port: Port to check
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*
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* Returns Logical interface
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*/
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static inline int INTERFACE(int ipd_port)
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{
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int interface;
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if (ipd_port == CVMX_PIP_NUM_INPUT_PORTS)
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return 10;
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interface = cvmx_helper_get_interface_num(ipd_port);
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if (interface >= 0)
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return interface;
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panic("Illegal ipd_port %d passed to %s\n", ipd_port, __func__);
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}
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/**
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* INDEX - convert IPD/PKO port number to the port's interface index
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* @ipd_port: Port to check
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*
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* Returns Index into interface port list
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*/
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static inline int INDEX(int ipd_port)
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{
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return cvmx_helper_get_interface_index_num(ipd_port);
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}
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