blob: 2af83a12ca789bb667b5b5ea28ec7f8b619b2745 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is based on code from OCTEON SDK by Cavium Networks.
*
* Copyright (c) 2003-2007 Cavium Networks
*/
/**
* cvm_oct_get_buffer_ptr - convert packet data address to pointer
* @packet_ptr: Packet data hardware address
*
* Returns Packet buffer pointer
*/
static inline void *cvm_oct_get_buffer_ptr(union cvmx_buf_ptr packet_ptr)
{
return cvmx_phys_to_ptr(((packet_ptr.s.addr >> 7) - packet_ptr.s.back)
<< 7);
}
/**
* INTERFACE - convert IPD port to logical interface
* @ipd_port: Port to check
*
* Returns Logical interface
*/
static inline int INTERFACE(int ipd_port)
{
int interface;
if (ipd_port == CVMX_PIP_NUM_INPUT_PORTS)
return 10;
interface = cvmx_helper_get_interface_num(ipd_port);
if (interface >= 0)
return interface;
panic("Illegal ipd_port %d passed to %s\n", ipd_port, __func__);
}
/**
* INDEX - convert IPD/PKO port number to the port's interface index
* @ipd_port: Port to check
*
* Returns Index into interface port list
*/
static inline int INDEX(int ipd_port)
{
return cvmx_helper_get_interface_index_num(ipd_port);
}