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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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51dc51d12b
There's no need to carry around the function pointer when a boolean indicating that the EEPROM stores enhanced TX power information is sufficient. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
323 lines
12 KiB
C
323 lines
12 KiB
C
/******************************************************************************
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
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* USA
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*
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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* BSD LICENSE
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*
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* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef __iwl_eeprom_h__
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#define __iwl_eeprom_h__
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#include <net/mac80211.h>
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struct iwl_priv;
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struct iwl_shared;
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struct iwl_trans;
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/*
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* EEPROM access time values:
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*
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* Driver initiates EEPROM read by writing byte address << 1 to CSR_EEPROM_REG.
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* Driver then polls CSR_EEPROM_REG for CSR_EEPROM_REG_READ_VALID_MSK (0x1).
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* When polling, wait 10 uSec between polling loops, up to a maximum 5000 uSec.
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* Driver reads 16-bit value from bits 31-16 of CSR_EEPROM_REG.
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*/
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#define IWL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */
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#define IWL_EEPROM_SEM_TIMEOUT 10 /* microseconds */
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#define IWL_EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
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/*
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* Regulatory channel usage flags in EEPROM struct iwl4965_eeprom_channel.flags.
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*
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* IBSS and/or AP operation is allowed *only* on those channels with
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* (VALID && IBSS && ACTIVE && !RADAR). This restriction is in place because
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* RADAR detection is not supported by the 4965 driver, but is a
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* requirement for establishing a new network for legal operation on channels
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* requiring RADAR detection or restricting ACTIVE scanning.
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*
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* NOTE: "WIDE" flag does not indicate anything about "HT40" 40 MHz channels.
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* It only indicates that 20 MHz channel use is supported; HT40 channel
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* usage is indicated by a separate set of regulatory flags for each
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* HT40 channel pair.
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*
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* NOTE: Using a channel inappropriately will result in a uCode error!
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*/
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#define IWL_NUM_TX_CALIB_GROUPS 5
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enum {
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EEPROM_CHANNEL_VALID = (1 << 0), /* usable for this SKU/geo */
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EEPROM_CHANNEL_IBSS = (1 << 1), /* usable as an IBSS channel */
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/* Bit 2 Reserved */
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EEPROM_CHANNEL_ACTIVE = (1 << 3), /* active scanning allowed */
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EEPROM_CHANNEL_RADAR = (1 << 4), /* radar detection required */
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EEPROM_CHANNEL_WIDE = (1 << 5), /* 20 MHz channel okay */
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/* Bit 6 Reserved (was Narrow Channel) */
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EEPROM_CHANNEL_DFS = (1 << 7), /* dynamic freq selection candidate */
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};
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/* SKU Capabilities */
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#define EEPROM_SKU_CAP_BAND_24GHZ (1 << 4)
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#define EEPROM_SKU_CAP_BAND_52GHZ (1 << 5)
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#define EEPROM_SKU_CAP_11N_ENABLE (1 << 6)
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#define EEPROM_SKU_CAP_AMT_ENABLE (1 << 7)
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#define EEPROM_SKU_CAP_IPAN_ENABLE (1 << 8)
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/* *regulatory* channel data format in eeprom, one for each channel.
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* There are separate entries for HT40 (40 MHz) vs. normal (20 MHz) channels. */
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struct iwl_eeprom_channel {
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u8 flags; /* EEPROM_CHANNEL_* flags copied from EEPROM */
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s8 max_power_avg; /* max power (dBm) on this chnl, limit 31 */
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} __packed;
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enum iwl_eeprom_enhanced_txpwr_flags {
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IWL_EEPROM_ENH_TXP_FL_VALID = BIT(0),
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IWL_EEPROM_ENH_TXP_FL_BAND_52G = BIT(1),
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IWL_EEPROM_ENH_TXP_FL_OFDM = BIT(2),
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IWL_EEPROM_ENH_TXP_FL_40MHZ = BIT(3),
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IWL_EEPROM_ENH_TXP_FL_HT_AP = BIT(4),
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IWL_EEPROM_ENH_TXP_FL_RES1 = BIT(5),
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IWL_EEPROM_ENH_TXP_FL_RES2 = BIT(6),
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IWL_EEPROM_ENH_TXP_FL_COMMON_TYPE = BIT(7),
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};
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/**
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* iwl_eeprom_enhanced_txpwr structure
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* This structure presents the enhanced regulatory tx power limit layout
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* in eeprom image
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* Enhanced regulatory tx power portion of eeprom image can be broken down
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* into individual structures; each one is 8 bytes in size and contain the
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* following information
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* @flags: entry flags
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* @channel: channel number
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* @chain_a_max_pwr: chain a max power in 1/2 dBm
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* @chain_b_max_pwr: chain b max power in 1/2 dBm
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* @chain_c_max_pwr: chain c max power in 1/2 dBm
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* @delta_20_in_40: 20-in-40 deltas (hi/lo)
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* @mimo2_max_pwr: mimo2 max power in 1/2 dBm
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* @mimo3_max_pwr: mimo3 max power in 1/2 dBm
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*
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*/
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struct iwl_eeprom_enhanced_txpwr {
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u8 flags;
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u8 channel;
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s8 chain_a_max;
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s8 chain_b_max;
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s8 chain_c_max;
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u8 delta_20_in_40;
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s8 mimo2_max;
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s8 mimo3_max;
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} __packed;
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/* calibration */
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struct iwl_eeprom_calib_hdr {
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u8 version;
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u8 pa_type;
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__le16 voltage;
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} __packed;
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#define EEPROM_CALIB_ALL (INDIRECT_ADDRESS | INDIRECT_CALIBRATION)
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#define EEPROM_XTAL ((2*0x128) | EEPROM_CALIB_ALL)
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/* temperature */
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#define EEPROM_KELVIN_TEMPERATURE ((2*0x12A) | EEPROM_CALIB_ALL)
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#define EEPROM_RAW_TEMPERATURE ((2*0x12B) | EEPROM_CALIB_ALL)
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/* agn links */
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#define EEPROM_LINK_HOST (2*0x64)
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#define EEPROM_LINK_GENERAL (2*0x65)
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#define EEPROM_LINK_REGULATORY (2*0x66)
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#define EEPROM_LINK_CALIBRATION (2*0x67)
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#define EEPROM_LINK_PROCESS_ADJST (2*0x68)
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#define EEPROM_LINK_OTHERS (2*0x69)
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#define EEPROM_LINK_TXP_LIMIT (2*0x6a)
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#define EEPROM_LINK_TXP_LIMIT_SIZE (2*0x6b)
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/* agn regulatory - indirect access */
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#define EEPROM_REG_BAND_1_CHANNELS ((0x08)\
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| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 28 bytes */
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#define EEPROM_REG_BAND_2_CHANNELS ((0x26)\
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| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 26 bytes */
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#define EEPROM_REG_BAND_3_CHANNELS ((0x42)\
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| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 24 bytes */
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#define EEPROM_REG_BAND_4_CHANNELS ((0x5C)\
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| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 22 bytes */
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#define EEPROM_REG_BAND_5_CHANNELS ((0x74)\
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| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 12 bytes */
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#define EEPROM_REG_BAND_24_HT40_CHANNELS ((0x82)\
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| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 14 bytes */
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#define EEPROM_REG_BAND_52_HT40_CHANNELS ((0x92)\
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| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 22 bytes */
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/* 6000 regulatory - indirect access */
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#define EEPROM_6000_REG_BAND_24_HT40_CHANNELS ((0x80)\
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| INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 14 bytes */
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/* 5000 Specific */
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#define EEPROM_5000_TX_POWER_VERSION (4)
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#define EEPROM_5000_EEPROM_VERSION (0x11A)
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/* 5050 Specific */
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#define EEPROM_5050_TX_POWER_VERSION (4)
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#define EEPROM_5050_EEPROM_VERSION (0x21E)
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/* 1000 Specific */
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#define EEPROM_1000_TX_POWER_VERSION (4)
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#define EEPROM_1000_EEPROM_VERSION (0x15C)
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/* 6x00 Specific */
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#define EEPROM_6000_TX_POWER_VERSION (4)
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#define EEPROM_6000_EEPROM_VERSION (0x423)
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/* 6x50 Specific */
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#define EEPROM_6050_TX_POWER_VERSION (4)
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#define EEPROM_6050_EEPROM_VERSION (0x532)
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/* 6150 Specific */
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#define EEPROM_6150_TX_POWER_VERSION (6)
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#define EEPROM_6150_EEPROM_VERSION (0x553)
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/* 6x05 Specific */
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#define EEPROM_6005_TX_POWER_VERSION (6)
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#define EEPROM_6005_EEPROM_VERSION (0x709)
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/* 6x30 Specific */
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#define EEPROM_6030_TX_POWER_VERSION (6)
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#define EEPROM_6030_EEPROM_VERSION (0x709)
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/* 2x00 Specific */
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#define EEPROM_2000_TX_POWER_VERSION (6)
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#define EEPROM_2000_EEPROM_VERSION (0x805)
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/* 6x35 Specific */
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#define EEPROM_6035_TX_POWER_VERSION (6)
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#define EEPROM_6035_EEPROM_VERSION (0x753)
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/* OTP */
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/* lower blocks contain EEPROM image and calibration data */
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#define OTP_LOW_IMAGE_SIZE (2 * 512 * sizeof(u16)) /* 2 KB */
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/* high blocks contain PAPD data */
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#define OTP_HIGH_IMAGE_SIZE_6x00 (6 * 512 * sizeof(u16)) /* 6 KB */
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#define OTP_HIGH_IMAGE_SIZE_1000 (0x200 * sizeof(u16)) /* 1024 bytes */
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#define OTP_MAX_LL_ITEMS_1000 (3) /* OTP blocks for 1000 */
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#define OTP_MAX_LL_ITEMS_6x00 (4) /* OTP blocks for 6x00 */
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#define OTP_MAX_LL_ITEMS_6x50 (7) /* OTP blocks for 6x50 */
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#define OTP_MAX_LL_ITEMS_2x00 (4) /* OTP blocks for 2x00 */
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/* 2.4 GHz */
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extern const u8 iwl_eeprom_band_1[14];
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#define ADDRESS_MSK 0x0000FFFF
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#define INDIRECT_TYPE_MSK 0x000F0000
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#define INDIRECT_HOST 0x00010000
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#define INDIRECT_GENERAL 0x00020000
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#define INDIRECT_REGULATORY 0x00030000
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#define INDIRECT_CALIBRATION 0x00040000
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#define INDIRECT_PROCESS_ADJST 0x00050000
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#define INDIRECT_OTHERS 0x00060000
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#define INDIRECT_TXP_LIMIT 0x00070000
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#define INDIRECT_TXP_LIMIT_SIZE 0x00080000
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#define INDIRECT_ADDRESS 0x00100000
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/* General */
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#define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */
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#define EEPROM_SUBSYSTEM_ID (2*0x0A) /* 2 bytes */
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#define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */
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#define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */
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#define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */
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#define EEPROM_VERSION (2*0x44) /* 2 bytes */
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#define EEPROM_SKU_CAP (2*0x45) /* 2 bytes */
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#define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */
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#define EEPROM_RADIO_CONFIG (2*0x48) /* 2 bytes */
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#define EEPROM_NUM_MAC_ADDRESS (2*0x4C) /* 2 bytes */
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/* The following masks are to be applied on EEPROM_RADIO_CONFIG */
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#define EEPROM_RF_CFG_TYPE_MSK(x) (x & 0x3) /* bits 0-1 */
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#define EEPROM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */
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#define EEPROM_RF_CFG_DASH_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */
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#define EEPROM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */
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#define EEPROM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */
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#define EEPROM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */
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#define EEPROM_RF_CONFIG_TYPE_MAX 0x3
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#define EEPROM_REGULATORY_BAND_NO_HT40 (0)
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struct iwl_eeprom_ops {
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const u32 regulatory_bands[7];
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bool enhanced_txpower;
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};
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int iwl_eeprom_init(struct iwl_trans *trans, u32 hw_rev);
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void iwl_eeprom_free(struct iwl_shared *shrd);
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int iwl_eeprom_check_version(struct iwl_priv *priv);
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int iwl_eeprom_init_hw_params(struct iwl_priv *priv);
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const u8 *iwl_eeprom_query_addr(const struct iwl_shared *shrd, size_t offset);
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u16 iwl_eeprom_query16(const struct iwl_shared *shrd, size_t offset);
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int iwl_init_channel_map(struct iwl_priv *priv);
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void iwl_free_channel_map(struct iwl_priv *priv);
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const struct iwl_channel_info *iwl_get_channel_info(
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const struct iwl_priv *priv,
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enum ieee80211_band band, u16 channel);
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void iwl_rf_config(struct iwl_priv *priv);
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#endif /* __iwl_eeprom_h__ */
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