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1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */2/*3 * Copyright (C) 2005-2015, 2018-2024 Intel Corporation4 * Copyright (C) 2016-2017 Intel Deutschland GmbH5 */6#ifndef __iwl_nvm_parse_h__7#define __iwl_nvm_parse_h__8 9#include <net/cfg80211.h>10#include "iwl-nvm-utils.h"11#include "mei/iwl-mei.h"12 13/**14 * enum iwl_nvm_sbands_flags - modification flags for the channel profiles15 *16 * @IWL_NVM_SBANDS_FLAGS_LAR: LAR is enabled17 * @IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ: disallow 40, 80 and 160MHz on 5GHz18 */19enum iwl_nvm_sbands_flags {20 IWL_NVM_SBANDS_FLAGS_LAR = BIT(0),21 IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ = BIT(1),22};23 24/*25 * iwl_parse_nvm_data - parse NVM data and return values26 *27 * This function parses all NVM values we need and then28 * returns a (newly allocated) struct containing all the29 * relevant values for driver use. The struct must be freed30 * later with iwl_free_nvm_data().31 */32struct iwl_nvm_data *33iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,34 const struct iwl_fw *fw,35 const __be16 *nvm_hw, const __le16 *nvm_sw,36 const __le16 *nvm_calib, const __le16 *regulatory,37 const __le16 *mac_override, const __le16 *phy_sku,38 u8 tx_chains, u8 rx_chains);39 40/**41 * iwl_parse_nvm_mcc_info - parse MCC (mobile country code) info coming from FW42 *43 * This function parses the regulatory channel data received as a44 * MCC_UPDATE_CMD command. It returns a newly allocation regulatory domain,45 * to be fed into the regulatory core. In case the geo_info is set handle46 * accordingly. An ERR_PTR is returned on error.47 * If not given to the regulatory core, the user is responsible for freeing48 * the regdomain returned here with kfree.49 */50struct ieee80211_regdomain *51iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,52 int num_of_ch, __le32 *channels, u16 fw_mcc,53 u16 geo_info, u32 cap, u8 resp_ver);54 55/**56 * struct iwl_nvm_section - describes an NVM section in memory.57 *58 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,59 * and saved for later use by the driver. Not all NVM sections are saved60 * this way, only the needed ones.61 */62struct iwl_nvm_section {63 u16 length;64 const u8 *data;65};66 67/**68 * iwl_read_external_nvm - Reads external NVM from a file into nvm_sections69 */70int iwl_read_external_nvm(struct iwl_trans *trans,71 const char *nvm_file_name,72 struct iwl_nvm_section *nvm_sections);73void iwl_nvm_fixups(u32 hw_id, unsigned int section, u8 *data,74 unsigned int len);75 76/*77 * iwl_get_nvm - retrieve NVM data from firmware78 *79 * Allocates a new iwl_nvm_data structure, fills it with80 * NVM data, and returns it to caller.81 */82struct iwl_nvm_data *iwl_get_nvm(struct iwl_trans *trans,83 const struct iwl_fw *fw,84 u8 set_tx_ant, u8 set_rx_ant);85 86/*87 * iwl_parse_mei_nvm_data - parse the mei_nvm_data and get an iwl_nvm_data88 */89struct iwl_nvm_data *90iwl_parse_mei_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,91 const struct iwl_mei_nvm *mei_nvm,92 const struct iwl_fw *fw, u8 set_tx_ant, u8 set_rx_ant);93 94/*95 * iwl_reinit_cab - to be called when the tx_chains or rx_chains are modified96 */97void iwl_reinit_cab(struct iwl_trans *trans, struct iwl_nvm_data *data,98 u8 tx_chains, u8 rx_chains, const struct iwl_fw *fw);99 100#endif /* __iwl_nvm_parse_h__ */101