94 lines
3.0 KiB
C
94 lines
3.0 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
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/*
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* Copyright (C) 2005-2015, 2018-2021 Intel Corporation
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* Copyright (C) 2016-2017 Intel Deutschland GmbH
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*/
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#ifndef __iwl_nvm_parse_h__
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#define __iwl_nvm_parse_h__
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#include <net/cfg80211.h>
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#include "iwl-eeprom-parse.h"
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#include "mei/iwl-mei.h"
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/**
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* enum iwl_nvm_sbands_flags - modification flags for the channel profiles
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*
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* @IWL_NVM_SBANDS_FLAGS_LAR: LAR is enabled
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* @IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ: disallow 40, 80 and 160MHz on 5GHz
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*/
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enum iwl_nvm_sbands_flags {
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IWL_NVM_SBANDS_FLAGS_LAR = BIT(0),
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IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ = BIT(1),
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};
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/**
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* iwl_parse_nvm_data - parse NVM data and return values
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*
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* This function parses all NVM values we need and then
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* returns a (newly allocated) struct containing all the
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* relevant values for driver use. The struct must be freed
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* later with iwl_free_nvm_data().
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*/
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struct iwl_nvm_data *
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iwl_parse_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
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const struct iwl_fw *fw,
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const __be16 *nvm_hw, const __le16 *nvm_sw,
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const __le16 *nvm_calib, const __le16 *regulatory,
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const __le16 *mac_override, const __le16 *phy_sku,
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u8 tx_chains, u8 rx_chains);
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/**
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* iwl_parse_mcc_info - parse MCC (mobile country code) info coming from FW
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*
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* This function parses the regulatory channel data received as a
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* MCC_UPDATE_CMD command. It returns a newly allocation regulatory domain,
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* to be fed into the regulatory core. In case the geo_info is set handle
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* accordingly. An ERR_PTR is returned on error.
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* If not given to the regulatory core, the user is responsible for freeing
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* the regdomain returned here with kfree.
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*/
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struct ieee80211_regdomain *
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iwl_parse_nvm_mcc_info(struct device *dev, const struct iwl_cfg *cfg,
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int num_of_ch, __le32 *channels, u16 fw_mcc,
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u16 geo_info, u16 cap, u8 resp_ver);
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/**
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* struct iwl_nvm_section - describes an NVM section in memory.
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*
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* This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
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* and saved for later use by the driver. Not all NVM sections are saved
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* this way, only the needed ones.
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*/
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struct iwl_nvm_section {
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u16 length;
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const u8 *data;
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};
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/**
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* iwl_read_external_nvm - Reads external NVM from a file into nvm_sections
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*/
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int iwl_read_external_nvm(struct iwl_trans *trans,
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const char *nvm_file_name,
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struct iwl_nvm_section *nvm_sections);
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void iwl_nvm_fixups(u32 hw_id, unsigned int section, u8 *data,
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unsigned int len);
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/**
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* iwl_get_nvm - retrieve NVM data from firmware
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*
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* Allocates a new iwl_nvm_data structure, fills it with
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* NVM data, and returns it to caller.
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*/
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struct iwl_nvm_data *iwl_get_nvm(struct iwl_trans *trans,
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const struct iwl_fw *fw);
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/**
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* iwl_parse_mei_nvm_data - parse the mei_nvm_data and get an iwl_nvm_data
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*/
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struct iwl_nvm_data *
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iwl_parse_mei_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
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const struct iwl_mei_nvm *mei_nvm,
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const struct iwl_fw *fw);
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#endif /* __iwl_nvm_parse_h__ */
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