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 - 2020 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 - 2020 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, u8 def) 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 def; 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 if (entry->cmd_ver == IWL_FW_CMD_VER_UNKNOWN) 73 return def; 74 return entry->cmd_ver; 75 } 76 } 77 78 return def; 79 } 80 EXPORT_SYMBOL_GPL(iwl_fw_lookup_cmd_ver); 81 82 u8 iwl_fw_lookup_notif_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def) 83 { 84 const struct iwl_fw_cmd_version *entry; 85 unsigned int i; 86 87 if (!fw->ucode_capa.cmd_versions || 88 !fw->ucode_capa.n_cmd_versions) 89 return def; 90 91 entry = fw->ucode_capa.cmd_versions; 92 for (i = 0; i < fw->ucode_capa.n_cmd_versions; i++, entry++) { 93 if (entry->group == grp && entry->cmd == cmd) { 94 if (entry->notif_ver == IWL_FW_CMD_VER_UNKNOWN) 95 return def; 96 return entry->notif_ver; 97 } 98 } 99 100 return def; 101 } 102 EXPORT_SYMBOL_GPL(iwl_fw_lookup_notif_ver); 103 104 #define FW_SYSASSERT_CPU_MASK 0xf0000000 105 static const struct { 106 const char *name; 107 u8 num; 108 } advanced_lookup[] = { 109 { "NMI_INTERRUPT_WDG", 0x34 }, 110 { "SYSASSERT", 0x35 }, 111 { "UCODE_VERSION_MISMATCH", 0x37 }, 112 { "BAD_COMMAND", 0x38 }, 113 { "BAD_COMMAND", 0x39 }, 114 { "NMI_INTERRUPT_DATA_ACTION_PT", 0x3C }, 115 { "FATAL_ERROR", 0x3D }, 116 { "NMI_TRM_HW_ERR", 0x46 }, 117 { "NMI_INTERRUPT_TRM", 0x4C }, 118 { "NMI_INTERRUPT_BREAK_POINT", 0x54 }, 119 { "NMI_INTERRUPT_WDG_RXF_FULL", 0x5C }, 120 { "NMI_INTERRUPT_WDG_NO_RBD_RXF_FULL", 0x64 }, 121 { "NMI_INTERRUPT_HOST", 0x66 }, 122 { "NMI_INTERRUPT_LMAC_FATAL", 0x70 }, 123 { "NMI_INTERRUPT_UMAC_FATAL", 0x71 }, 124 { "NMI_INTERRUPT_OTHER_LMAC_FATAL", 0x73 }, 125 { "NMI_INTERRUPT_ACTION_PT", 0x7C }, 126 { "NMI_INTERRUPT_UNKNOWN", 0x84 }, 127 { "NMI_INTERRUPT_INST_ACTION_PT", 0x86 }, 128 { "ADVANCED_SYSASSERT", 0 }, 129 }; 130 131 const char *iwl_fw_lookup_assert_desc(u32 num) 132 { 133 int i; 134 135 for (i = 0; i < ARRAY_SIZE(advanced_lookup) - 1; i++) 136 if (advanced_lookup[i].num == (num & ~FW_SYSASSERT_CPU_MASK)) 137 return advanced_lookup[i].name; 138 139 /* No entry matches 'num', so it is the last: ADVANCED_SYSASSERT */ 140 return advanced_lookup[i].name; 141 } 142 EXPORT_SYMBOL_GPL(iwl_fw_lookup_assert_desc); 143