1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /*
3 * Copyright(c) 2019 - 2021 Intel Corporation
4 * Copyright(c) 2024 Intel Corporation
5 */
6 #include <fw/api/commands.h>
7 #include "img.h"
8
iwl_fw_lookup_cmd_ver(const struct iwl_fw * fw,u32 cmd_id,u8 def)9 u8 iwl_fw_lookup_cmd_ver(const struct iwl_fw *fw, u32 cmd_id, u8 def)
10 {
11 const struct iwl_fw_cmd_version *entry;
12 unsigned int i;
13 /* prior to LONG_GROUP, we never used this CMD version API */
14 u8 grp = iwl_cmd_groupid(cmd_id) ?: LONG_GROUP;
15 u8 cmd = iwl_cmd_opcode(cmd_id);
16
17 if (!fw->ucode_capa.cmd_versions ||
18 !fw->ucode_capa.n_cmd_versions)
19 return def;
20
21 entry = fw->ucode_capa.cmd_versions;
22 for (i = 0; i < fw->ucode_capa.n_cmd_versions; i++, entry++) {
23 if (entry->group == grp && entry->cmd == cmd) {
24 if (entry->cmd_ver == IWL_FW_CMD_VER_UNKNOWN)
25 return def;
26 return entry->cmd_ver;
27 }
28 }
29
30 return def;
31 }
32 EXPORT_SYMBOL_GPL(iwl_fw_lookup_cmd_ver);
33
iwl_fw_lookup_notif_ver(const struct iwl_fw * fw,u8 grp,u8 cmd,u8 def)34 u8 iwl_fw_lookup_notif_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def)
35 {
36 const struct iwl_fw_cmd_version *entry;
37 unsigned int i;
38
39 if (!fw->ucode_capa.cmd_versions ||
40 !fw->ucode_capa.n_cmd_versions)
41 return def;
42
43 entry = fw->ucode_capa.cmd_versions;
44 for (i = 0; i < fw->ucode_capa.n_cmd_versions; i++, entry++) {
45 if (entry->group == grp && entry->cmd == cmd) {
46 if (entry->notif_ver == IWL_FW_CMD_VER_UNKNOWN)
47 return def;
48 return entry->notif_ver;
49 }
50 }
51
52 return def;
53 }
54 EXPORT_SYMBOL_GPL(iwl_fw_lookup_notif_ver);
55
56 static const struct {
57 const char *name;
58 u32 num;
59 } advanced_lookup[] = {
60 { "NMI_INTERRUPT_WDG", 0x34 },
61 { "SYSASSERT", 0x35 },
62 { "UCODE_VERSION_MISMATCH", 0x37 },
63 { "BAD_COMMAND", 0x38 },
64 { "BAD_COMMAND", 0x39 },
65 { "NMI_INTERRUPT_DATA_ACTION_PT", 0x3C },
66 { "FATAL_ERROR", 0x3D },
67 { "NMI_TRM_HW_ERR", 0x46 },
68 { "NMI_INTERRUPT_TRM", 0x4C },
69 { "NMI_INTERRUPT_BREAK_POINT", 0x54 },
70 { "NMI_INTERRUPT_WDG_RXF_FULL", 0x5C },
71 { "NMI_INTERRUPT_WDG_NO_RBD_RXF_FULL", 0x64 },
72 { "NMI_INTERRUPT_HOST", 0x66 },
73 { "NMI_INTERRUPT_LMAC_FATAL", 0x70 },
74 { "NMI_INTERRUPT_UMAC_FATAL", 0x71 },
75 { "NMI_INTERRUPT_OTHER_LMAC_FATAL", 0x73 },
76 { "NMI_INTERRUPT_ACTION_PT", 0x7C },
77 { "NMI_INTERRUPT_UNKNOWN", 0x84 },
78 { "NMI_INTERRUPT_INST_ACTION_PT", 0x86 },
79 { "NMI_INTERRUPT_PREG", 0x88 },
80 { "PNVM_MISSING", FW_SYSASSERT_PNVM_MISSING },
81 { "ADVANCED_SYSASSERT", 0 },
82 };
83
iwl_fw_lookup_assert_desc(u32 num)84 const char *iwl_fw_lookup_assert_desc(u32 num)
85 {
86 int i;
87
88 for (i = 0; i < ARRAY_SIZE(advanced_lookup) - 1; i++)
89 if (advanced_lookup[i].num == (num & ~FW_SYSASSERT_CPU_MASK))
90 return advanced_lookup[i].name;
91
92 /* No entry matches 'num', so it is the last: ADVANCED_SYSASSERT */
93 return advanced_lookup[i].name;
94 }
95 EXPORT_SYMBOL_GPL(iwl_fw_lookup_assert_desc);
96