cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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iwl-nvm-parse.h (3055B)

      1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
      2/*
      3 * Copyright (C) 2005-2015, 2018-2021 Intel Corporation
      4 * Copyright (C) 2016-2017 Intel Deutschland GmbH
      5 */
      6#ifndef __iwl_nvm_parse_h__
      7#define __iwl_nvm_parse_h__
      8
      9#include <net/cfg80211.h>
     10#include "iwl-eeprom-parse.h"
     11#include "mei/iwl-mei.h"
     12
     13/**
     14 * enum iwl_nvm_sbands_flags - modification flags for the channel profiles
     15 *
     16 * @IWL_NVM_SBANDS_FLAGS_LAR: LAR is enabled
     17 * @IWL_NVM_SBANDS_FLAGS_NO_WIDE_IN_5GHZ: disallow 40, 80 and 160MHz on 5GHz
     18 */
     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 values
     26 *
     27 * This function parses all NVM values we need and then
     28 * returns a (newly allocated) struct containing all the
     29 * relevant values for driver use. The struct must be freed
     30 * 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_mcc_info - parse MCC (mobile country code) info coming from FW
     42 *
     43 * This function parses the regulatory channel data received as a
     44 * 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 handle
     46 * accordingly. An ERR_PTR is returned on error.
     47 * If not given to the regulatory core, the user is responsible for freeing
     48 * 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, u16 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 saved
     60 * 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_sections
     69 */
     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 firmware
     78 *
     79 * Allocates a new iwl_nvm_data structure, fills it with
     80 * 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
     85/**
     86 * iwl_parse_mei_nvm_data - parse the mei_nvm_data and get an iwl_nvm_data
     87 */
     88struct iwl_nvm_data *
     89iwl_parse_mei_nvm_data(struct iwl_trans *trans, const struct iwl_cfg *cfg,
     90		       const struct iwl_mei_nvm *mei_nvm,
     91		       const struct iwl_fw *fw);
     92
     93#endif /* __iwl_nvm_parse_h__ */