/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* * Copyright (C) 2005-2015, 2018-2025 Intel Corporation * Copyright (C) 2016-2017 Intel Deutschland GmbH */ #ifndef __iwl_nvm_parse_h__ #define __iwl_nvm_parse_h__ #include #include "iwl-nvm-utils.h" #include "mei/iwl-mei.h" /** * enum iwl_nvm_sbands_flags - modification flags for the channel profiles * * @IWL_NVM_SBANDS_FLAGS_LAR: LAR is enabled * @IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ: disallow 40, 80 and 160MHz on 5GHz */ enum iwl_nvm_sbands_flags { IWL_NVM_SBANDS_FLAGS_LAR = BIT(0), IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ = BIT(1), }; /** * struct iwl_reg_capa - struct for global regulatory capabilities, Used for * handling the different APIs of reg_capa_flags. * * @allow_40mhz: 11n channel with a width of 40Mhz is allowed * for this regulatory domain. * @allow_80mhz: 11ac channel with a width of 80Mhz is allowed * for this regulatory domain (valid only in 5 and 6 Ghz). * @allow_160mhz: 11ac channel with a width of 160Mhz is allowed * for this regulatory domain (valid only in 5 and 6 Ghz). * @allow_320mhz: 11be channel with a width of 320Mhz is allowed * for this regulatory domain (valid only in 6 Ghz). * @disable_11ax: 11ax is forbidden for this regulatory domain. * @disable_11be: 11be is forbidden for this regulatory domain. */ struct iwl_reg_capa { bool allow_40mhz; bool allow_80mhz; bool allow_160mhz; bool allow_320mhz; bool disable_11ax; bool disable_11be; }; /** * enum iwl_nvm_channel_flags - channel flags in NVM * @NVM_CHANNEL_VALID: channel is usable for this SKU/geo * @NVM_CHANNEL_IBSS: usable as an IBSS channel and deprecated * when %IWL_NVM_SBANDS_FLAGS_LAR enabled. * @NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY: active scanning allowed and * AP allowed only in 20 MHz. Valid only * when %IWL_NVM_SBANDS_FLAGS_LAR enabled. * @NVM_CHANNEL_ACTIVE: active scanning allowed and allows IBSS * when %IWL_NVM_SBANDS_FLAGS_LAR enabled. * @NVM_CHANNEL_RADAR: radar detection required * @NVM_CHANNEL_INDOOR_ONLY: only indoor use is allowed * @NVM_CHANNEL_GO_CONCURRENT: GO operation is allowed when connected to BSS * on same channel on 2.4 or same UNII band on 5.2 * @NVM_CHANNEL_UNIFORM: uniform spreading required * @NVM_CHANNEL_20MHZ: 20 MHz channel okay * @NVM_CHANNEL_40MHZ: 40 MHz channel okay * @NVM_CHANNEL_80MHZ: 80 MHz channel okay * @NVM_CHANNEL_160MHZ: 160 MHz channel okay * @NVM_CHANNEL_DC_HIGH: DC HIGH required/allowed (?) * @NVM_CHANNEL_VLP: client support connection to UHB VLP AP * @NVM_CHANNEL_AFC: client support connection to UHB AFC AP * @NVM_CHANNEL_VLP_AP_NOT_ALLOWED: UHB VLP AP not allowed, * Valid only when %NVM_CHANNEL_VLP is enabled. */ enum iwl_nvm_channel_flags { NVM_CHANNEL_VALID = BIT(0), NVM_CHANNEL_IBSS = BIT(1), NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY = BIT(2), NVM_CHANNEL_ACTIVE = BIT(3), NVM_CHANNEL_RADAR = BIT(4), NVM_CHANNEL_INDOOR_ONLY = BIT(5), NVM_CHANNEL_GO_CONCURRENT = BIT(6), NVM_CHANNEL_UNIFORM = BIT(7), NVM_CHANNEL_20MHZ = BIT(8), NVM_CHANNEL_40MHZ = BIT(9), NVM_CHANNEL_80MHZ = BIT(10), NVM_CHANNEL_160MHZ = BIT(11), NVM_CHANNEL_DC_HIGH = BIT(12), NVM_CHANNEL_VLP = BIT(13), NVM_CHANNEL_AFC = BIT(14), NVM_CHANNEL_VLP_AP_NOT_ALLOWED = BIT(15), }; #if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan, int ch_idx, u16 nvm_flags, struct iwl_reg_capa reg_capa); #endif /* * iwl_parse_nvm_data - parse NVM data and return values * * This function parses all NVM values we need and then * returns a (newly allocated) struct containing all the * relevant values for driver use. The struct must be freed * later with iwl_free_nvm_data(). */ struct iwl_nvm_data * iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_rf_cfg *cfg, const struct iwl_fw *fw, const __be16 *nvm_hw, const __le16 *nvm_sw, const __le16 *nvm_calib, const __le16 *regulatory, const __le16 *mac_override, const __le16 *phy_sku, u8 tx_chains, u8 rx_chains); /** * iwl_parse_nvm_mcc_info - parse MCC (mobile country code) info coming from FW * * This function parses the regulatory channel data received as a * MCC_UPDATE_CMD command. It returns a newly allocation regulatory domain, * to be fed into the regulatory core. In case the geo_info is set handle * accordingly. An ERR_PTR is returned on error. * If not given to the regulatory core, the user is responsible for freeing * the regdomain returned here with kfree. * * @trans: the transport * @num_of_ch: the number of channels * @channels: channel map * @fw_mcc: firmware country code * @geo_info: geo info value * @cap: capability * @resp_ver: FW response version */ struct ieee80211_regdomain * iwl_parse_nvm_mcc_info(struct iwl_trans *trans, int num_of_ch, __le32 *channels, u16 fw_mcc, u16 geo_info, u32 cap, u8 resp_ver); /** * struct iwl_nvm_section - describes an NVM section in memory. * * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, * and saved for later use by the driver. Not all NVM sections are saved * this way, only the needed ones. */ struct iwl_nvm_section { u16 length; const u8 *data; }; /** * iwl_read_external_nvm - Reads external NVM from a file into nvm_sections */ int iwl_read_external_nvm(struct iwl_trans *trans, const char *nvm_file_name, struct iwl_nvm_section *nvm_sections); void iwl_nvm_fixups(u32 hw_id, unsigned int section, u8 *data, unsigned int len); /* * iwl_get_nvm - retrieve NVM data from firmware * * Allocates a new iwl_nvm_data structure, fills it with * NVM data, and returns it to caller. */ struct iwl_nvm_data *iwl_get_nvm(struct iwl_trans *trans, const struct iwl_fw *fw, u8 set_tx_ant, u8 set_rx_ant); /* * iwl_parse_mei_nvm_data - parse the mei_nvm_data and get an iwl_nvm_data */ struct iwl_nvm_data * iwl_parse_mei_nvm_data(struct iwl_trans *trans, const struct iwl_rf_cfg *cfg, const struct iwl_mei_nvm *mei_nvm, const struct iwl_fw *fw, u8 set_tx_ant, u8 set_rx_ant); /* * iwl_reinit_cab - to be called when the tx_chains or rx_chains are modified */ void iwl_reinit_cab(struct iwl_trans *trans, struct iwl_nvm_data *data, u8 tx_chains, u8 rx_chains, const struct iwl_fw *fw); #endif /* __iwl_nvm_parse_h__ */