text: // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
  /*
   * Copyright(c) 2019 - 2021 Intel Corporation
   */
  #include <fw/api/commands.h>
  #include "img.h"
  
  u8 iwl_fw_lookup_cmd_ver(const struct iwl_fw *fw, u32 cmd_id, u8 def)
  {
  	const struct iwl_fw_cmd_version *entry;
  	unsigned int i;
  	/* prior to LONG_GROUP, we never used this CMD version API */
  	u8 grp = iwl_cmd_groupid(cmd_id) ?: LONG_GROUP;
  	u8 cmd = iwl_cmd_opcode(cmd_id);
  
  	if (!fw->ucode_capa.cmd_versions ||
  	    !fw->ucode_capa.n_cmd_versions)
  		return def;
  
  	entry = fw->ucode_capa.cmd_versions;
  	for (i = 0; i < fw->ucode_capa.n_cmd_versions; i++, entry++) {
  		if (entry->group == grp && entry->cmd == cmd) {
  			if (entry->cmd_ver == IWL_FW_CMD_VER_UNKNOWN)
  				return def;
  			return entry->cmd_ver;
  		}
  	}
  
  	return def;
  }
  EXPORT_SYMBOL_GPL(iwl_fw_lookup_cmd_ver);
  
  u8 iwl_fw_lookup_notif_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def)
  {
  	const struct iwl_fw_cmd_version *entry;
  	unsigned int i;
  
  	if (!fw->ucode_capa.cmd_versions ||
  	    !fw->ucode_capa.n_cmd_versions)
  		return def;
  
  	entry = fw->ucode_capa.cmd_versions;
  	for (i = 0; i < fw->ucode_capa.n_cmd_versions; i++, entry++) {
  		if (entry->group == grp && entry->cmd == cmd) {
  			if (entry->notif_ver == IWL_FW_CMD_VER_UNKNOWN)
  				return def;
  			return entry->notif_ver;
  		}
  	}
  
  	return def;
  }
  EXPORT_SYMBOL_GPL(iwl_fw_lookup_notif_ver);
  
  static const struct {
  	const char *name;
  	u32 num;
  } advanced_lookup[] = {
  	{ "NMI_INTERRUPT_WDG", 0x34 },
  	{ "SYSASSERT", 0x35 },
  	{ "UCODE_VERSION_MISMATCH", 0x37 },
  	{ "BAD_COMMAND", 0x38 },
  	{ "BAD_COMMAND", 0x39 },
  	{ "NMI_INTERRUPT_DATA_ACTION_PT", 0x3C },
  	{ "FATAL_ERROR", 0x3D },
  	{ "NMI_TRM_HW_ERR", 0x46 },
  	{ "NMI_INTERRUPT_TRM", 0x4C },
  	{ "NMI_INTERRUPT_BREAK_POINT", 0x54 },
  	{ "NMI_INTERRUPT_WDG_RXF_FULL", 0x5C },
  	{ "NMI_INTERRUPT_WDG_NO_RBD_RXF_FULL", 0x64 },
  	{ "NMI_INTERRUPT_HOST", 0x66 },
  	{ "NMI_INTERRUPT_LMAC_FATAL", 0x70 },
  	{ "NMI_INTERRUPT_UMAC_FATAL", 0x71 },
  	{ "NMI_INTERRUPT_OTHER_LMAC_FATAL", 0x73 },
  	{ "NMI_INTERRUPT_ACTION_PT", 0x7C },
  	{ "NMI_INTERRUPT_UNKNOWN", 0x84 },
  	{ "NMI_INTERRUPT_INST_ACTION_PT", 0x86 },
  	{ "PNVM_MISSING", FW_SYSASSERT_PNVM_MISSING },
  	{ "ADVANCED_SYSASSERT", 0 },
  };
  
  const char *iwl_fw_lookup_assert_desc(u32 num)
  {
  	int i;
  
  	for (i = 0; i < ARRAY_SIZE(advanced_lookup) - 1; i++)
  		if (advanced_lookup[i].num == (num & ~FW_SYSASSERT_CPU_MASK))
  			return advanced_lookup[i].name;
  
  	/* No entry matches 'num', so it is the last: ADVANCED_SYSASSERT */
  	return advanced_lookup[i].name;
  }
  EXPORT_SYMBOL_GPL(iwl_fw_lookup_assert_desc);
  