diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h index 90ce8d9b6ad3..7b18e098b125 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h @@ -522,4 +522,26 @@ enum iwl_mvm_tas_statically_disabled_reason { TAS_DISABLED_REASON_MAX, }; /*_TAS_STATICALLY_DISABLED_REASON_E*/ +/** + * enum iwl_fw_dbg_config_cmd_type - types of FW debug config command + * @DEBUG_TOKEN_CONFIG_TYPE: token config type + */ +enum iwl_fw_dbg_config_cmd_type { + DEBUG_TOKEN_CONFIG_TYPE = 0x2B, +}; /* LDBG_CFG_CMD_TYPE_API_E_VER_1 */ + +/* this token disables debug asserts in the firmware */ +#define IWL_FW_DBG_CONFIG_TOKEN 0x00011301 + +/** + * struct iwl_fw_dbg_config_cmd - configure FW debug + * + * @type: according to &enum iwl_fw_dbg_config_cmd_type + * @conf: FW configuration + */ +struct iwl_fw_dbg_config_cmd { + __le32 type; + __le32 conf; +} __packed; /* LDBG_CFG_CMD_API_S_VER_7 */ + #endif /* __iwl_fw_api_debug_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c index 3ab6a68f1e9f..e236c1d95e8e 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c @@ -3228,3 +3228,28 @@ void iwl_fw_dbg_stop_restart_recording(struct iwl_fw_runtime *fwrt, #endif } IWL_EXPORT_SYMBOL(iwl_fw_dbg_stop_restart_recording); + +void iwl_fw_disable_dbg_asserts(struct iwl_fw_runtime *fwrt) +{ + struct iwl_fw_dbg_config_cmd cmd = { + .type = cpu_to_le32(DEBUG_TOKEN_CONFIG_TYPE), + .conf = cpu_to_le32(IWL_FW_DBG_CONFIG_TOKEN), + }; + struct iwl_host_cmd hcmd = { + .id = WIDE_ID(LONG_GROUP, LDBG_CONFIG_CMD), + .data[0] = &cmd, + .len[0] = sizeof(cmd), + }; + u32 preset = u32_get_bits(fwrt->trans->dbg.domains_bitmap, + GENMASK(31, IWL_FW_DBG_DOMAIN_POS + 1)); + + /* supported starting from 9000 devices */ + if (fwrt->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_9000) + return; + + if (fwrt->trans->dbg.yoyo_bin_loaded || (preset && preset != 1)) + return; + + iwl_trans_send_cmd(fwrt->trans, &hcmd); +} +IWL_EXPORT_SYMBOL(iwl_fw_disable_dbg_asserts); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h index 4227fbd2b977..66b233250c7c 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.h @@ -329,6 +329,7 @@ void iwl_fwrt_dump_error_logs(struct iwl_fw_runtime *fwrt); void iwl_send_dbg_dump_complete_cmd(struct iwl_fw_runtime *fwrt, u32 timepoint, u32 timepoint_data); +void iwl_fw_disable_dbg_asserts(struct iwl_fw_runtime *fwrt); #define IWL_FW_CHECK_FAILED(_obj, _fmt, ...) \ IWL_ERR_LIMIT(_obj, _fmt, __VA_ARGS__) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c index ef5baee6c9c5..b658cf228fbe 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c @@ -509,6 +509,8 @@ void iwl_dbg_tlv_load_bin(struct device *dev, struct iwl_trans *trans) if (res) return; + trans->dbg.yoyo_bin_loaded = true; + iwl_dbg_tlv_parse_bin(trans, fw->data, fw->size); release_firmware(fw); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h index aa77cd4cc8d9..3d58a2b9518c 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h @@ -839,6 +839,7 @@ struct iwl_pc_data { * @dump_file_name_ext_valid: dump file name extension if valid or not * @num_pc: number of program counter for cpu * @pc_data: details of the program counter + * @yoyo_bin_loaded: tells if a yoyo debug file has been loaded */ struct iwl_trans_debug { u8 n_dest_reg; @@ -880,6 +881,7 @@ struct iwl_trans_debug { bool dump_file_name_ext_valid; u32 num_pc; struct iwl_pc_data *pc_data; + bool yoyo_bin_loaded; }; struct iwl_dma_ptr { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 1f5db65a088d..f682c9067abb 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -1527,6 +1527,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm) /* FW loaded successfully */ mvm->pldr_sync = false; + iwl_fw_disable_dbg_asserts(&mvm->fwrt); iwl_get_shared_mem_conf(&mvm->fwrt); ret = iwl_mvm_sf_update(mvm, NULL, false);