/* 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 <net/cfg80211.h>
#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 160 MHz on 5 GHz
*/
enum iwl_nvm_sbands_flags {
IWL_NVM_SBANDS_FLAGS_LAR = BIT(0 ),
IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ = BIT(1 ),
};
/*
* 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__ */
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