1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2019 Intel Corporation 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of version 2 of the GNU General Public License as 12 * published by the Free Software Foundation. 13 * 14 * This program is distributed in the hope that it will be useful, but 15 * WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * General Public License for more details. 18 * 19 * The full GNU General Public License is included in this distribution 20 * in the file called COPYING. 21 * 22 * Contact Information: 23 * Intel Linux Wireless <linuxwifi@intel.com> 24 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 25 * 26 * BSD LICENSE 27 * 28 * Copyright(c) 2019 Intel Corporation 29 * All rights reserved. 30 * 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions 33 * are met: 34 * 35 * * Redistributions of source code must retain the above copyright 36 * notice, this list of conditions and the following disclaimer. 37 * * Redistributions in binary form must reproduce the above copyright 38 * notice, this list of conditions and the following disclaimer in 39 * the documentation and/or other materials provided with the 40 * distribution. 41 * * Neither the name Intel Corporation nor the names of its 42 * contributors may be used to endorse or promote products derived 43 * from this software without specific prior written permission. 44 * 45 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 46 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 47 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 48 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 49 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 50 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 51 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 52 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 53 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 54 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 55 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 56 *****************************************************************************/ 57 58 #include "img.h" 59 60 u8 iwl_fw_lookup_cmd_ver(const struct iwl_fw *fw, u8 grp, u8 cmd) 61 { 62 const struct iwl_fw_cmd_version *entry; 63 unsigned int i; 64 65 if (!fw->ucode_capa.cmd_versions || 66 !fw->ucode_capa.n_cmd_versions) 67 return IWL_FW_CMD_VER_UNKNOWN; 68 69 entry = fw->ucode_capa.cmd_versions; 70 for (i = 0; i < fw->ucode_capa.n_cmd_versions; i++, entry++) { 71 if (entry->group == grp && entry->cmd == cmd) 72 return entry->cmd_ver; 73 } 74 75 return IWL_FW_CMD_VER_UNKNOWN; 76 } 77 EXPORT_SYMBOL_GPL(iwl_fw_lookup_cmd_ver); 78 79 u8 iwl_fw_lookup_notif_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def) 80 { 81 const struct iwl_fw_cmd_version *entry; 82 unsigned int i; 83 84 if (!fw->ucode_capa.cmd_versions || 85 !fw->ucode_capa.n_cmd_versions) 86 return def; 87 88 entry = fw->ucode_capa.cmd_versions; 89 for (i = 0; i < fw->ucode_capa.n_cmd_versions; i++, entry++) { 90 if (entry->group == grp && entry->cmd == cmd) { 91 if (entry->notif_ver == IWL_FW_CMD_VER_UNKNOWN) 92 return def; 93 return entry->notif_ver; 94 } 95 } 96 97 return def; 98 } 99 EXPORT_SYMBOL_GPL(iwl_fw_lookup_notif_ver); 100