| /* 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); |
| } |
