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