linux/linux-5.4.31/drivers/net/wireless/intel/iwlwifi/fw/acpi.h

169 lines
5.4 KiB
C

/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2017 Intel Deutschland GmbH
* Copyright(c) 2018 - 2019 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* The full GNU General Public License is included in this distribution
* in the file called COPYING.
*
* Contact Information:
* Intel Linux Wireless <linuxwifi@intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2017 Intel Deutschland GmbH
* Copyright(c) 2018 - 2019 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __iwl_fw_acpi__
#define __iwl_fw_acpi__
#include <linux/acpi.h>
#define ACPI_WRDS_METHOD "WRDS"
#define ACPI_EWRD_METHOD "EWRD"
#define ACPI_WGDS_METHOD "WGDS"
#define ACPI_WRDD_METHOD "WRDD"
#define ACPI_SPLC_METHOD "SPLC"
#define ACPI_ECKV_METHOD "ECKV"
#define ACPI_PPAG_METHOD "PPAG"
#define ACPI_WIFI_DOMAIN (0x07)
#define ACPI_SAR_TABLE_SIZE 10
#define ACPI_SAR_PROFILE_NUM 4
#define ACPI_GEO_TABLE_SIZE 6
#define ACPI_NUM_GEO_PROFILES 3
#define ACPI_GEO_PER_CHAIN_SIZE 3
#define ACPI_SAR_NUM_CHAIN_LIMITS 2
#define ACPI_SAR_NUM_SUB_BANDS 5
#define ACPI_WRDS_WIFI_DATA_SIZE (ACPI_SAR_TABLE_SIZE + 2)
#define ACPI_EWRD_WIFI_DATA_SIZE ((ACPI_SAR_PROFILE_NUM - 1) * \
ACPI_SAR_TABLE_SIZE + 3)
#define ACPI_WGDS_WIFI_DATA_SIZE 19
#define ACPI_WRDD_WIFI_DATA_SIZE 2
#define ACPI_SPLC_WIFI_DATA_SIZE 2
#define ACPI_ECKV_WIFI_DATA_SIZE 2
#define ACPI_WGDS_NUM_BANDS 2
#define ACPI_WGDS_TABLE_SIZE 3
#define ACPI_PPAG_NUM_CHAINS 2
#define ACPI_PPAG_NUM_SUB_BANDS 5
#define ACPI_PPAG_WIFI_DATA_SIZE ((ACPI_PPAG_NUM_CHAINS * \
ACPI_PPAG_NUM_SUB_BANDS) + 3)
/* PPAG gain value bounds in 1/8 dBm */
#define ACPI_PPAG_MIN_LB -16
#define ACPI_PPAG_MAX_LB 24
#define ACPI_PPAG_MIN_HB -16
#define ACPI_PPAG_MAX_HB 40
#ifdef CONFIG_ACPI
void *iwl_acpi_get_object(struct device *dev, acpi_string method);
union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev,
union acpi_object *data,
int data_size, int *tbl_rev);
/**
* iwl_acpi_get_mcc - read MCC from ACPI, if available
*
* @dev: the struct device
* @mcc: output buffer (3 bytes) that will get the MCC
*
* This function tries to read the current MCC from ACPI if available.
*/
int iwl_acpi_get_mcc(struct device *dev, char *mcc);
u64 iwl_acpi_get_pwr_limit(struct device *dev);
/*
* iwl_acpi_get_eckv - read external clock validation from ACPI, if available
*
* @dev: the struct device
* @extl_clk: output var (2 bytes) that will get the clk indication.
*
* This function tries to read the external clock indication
* from ACPI if available.
*/
int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk);
#else /* CONFIG_ACPI */
static inline void *iwl_acpi_get_object(struct device *dev, acpi_string method)
{
return ERR_PTR(-ENOENT);
}
static inline union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev,
union acpi_object *data,
int data_size,
int *tbl_rev)
{
return ERR_PTR(-ENOENT);
}
static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc)
{
return -ENOENT;
}
static inline u64 iwl_acpi_get_pwr_limit(struct device *dev)
{
return 0;
}
static inline int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk)
{
return -ENOENT;
}
#endif /* CONFIG_ACPI */
#endif /* __iwl_fw_acpi__ */