1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2017 Intel Deutschland GmbH 9 * Copyright(c) 2018 Intel Corporation 10 * 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of version 2 of the GNU General Public License as 13 * published by the Free Software Foundation. 14 * 15 * This program is distributed in the hope that it will be useful, but 16 * WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18 * General Public License for more details. 19 * 20 * The full GNU General Public License is included in this distribution 21 * in the file called COPYING. 22 * 23 * Contact Information: 24 * Intel Linux Wireless <linuxwifi@intel.com> 25 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 26 * 27 * BSD LICENSE 28 * 29 * Copyright(c) 2017 Intel Deutschland GmbH 30 * Copyright(c) 2018 Intel Corporation 31 * All rights reserved. 32 * 33 * Redistribution and use in source and binary forms, with or without 34 * modification, are permitted provided that the following conditions 35 * are met: 36 * 37 * * Redistributions of source code must retain the above copyright 38 * notice, this list of conditions and the following disclaimer. 39 * * Redistributions in binary form must reproduce the above copyright 40 * notice, this list of conditions and the following disclaimer in 41 * the documentation and/or other materials provided with the 42 * distribution. 43 * * Neither the name Intel Corporation nor the names of its 44 * contributors may be used to endorse or promote products derived 45 * from this software without specific prior written permission. 46 * 47 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 48 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 49 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 50 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 51 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 52 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 53 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 54 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 55 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 56 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 57 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 58 * 59 *****************************************************************************/ 60 #ifndef __iwl_fw_acpi__ 61 #define __iwl_fw_acpi__ 62 63 #include <linux/acpi.h> 64 65 #define ACPI_WRDS_METHOD "WRDS" 66 #define ACPI_EWRD_METHOD "EWRD" 67 #define ACPI_WGDS_METHOD "WGDS" 68 #define ACPI_WRDD_METHOD "WRDD" 69 #define ACPI_SPLC_METHOD "SPLC" 70 71 #define ACPI_WIFI_DOMAIN (0x07) 72 73 #define ACPI_SAR_TABLE_SIZE 10 74 #define ACPI_SAR_PROFILE_NUM 4 75 76 #define ACPI_GEO_TABLE_SIZE 6 77 #define ACPI_NUM_GEO_PROFILES 3 78 #define ACPI_GEO_PER_CHAIN_SIZE 3 79 80 #define ACPI_SAR_NUM_CHAIN_LIMITS 2 81 #define ACPI_SAR_NUM_SUB_BANDS 5 82 83 #define ACPI_WRDS_WIFI_DATA_SIZE (ACPI_SAR_TABLE_SIZE + 2) 84 #define ACPI_EWRD_WIFI_DATA_SIZE ((ACPI_SAR_PROFILE_NUM - 1) * \ 85 ACPI_SAR_TABLE_SIZE + 3) 86 #define ACPI_WGDS_WIFI_DATA_SIZE 19 87 #define ACPI_WRDD_WIFI_DATA_SIZE 2 88 #define ACPI_SPLC_WIFI_DATA_SIZE 2 89 90 #define ACPI_WGDS_NUM_BANDS 2 91 #define ACPI_WGDS_TABLE_SIZE 3 92 93 #ifdef CONFIG_ACPI 94 95 void *iwl_acpi_get_object(struct device *dev, acpi_string method); 96 union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev, 97 union acpi_object *data, 98 int data_size); 99 100 /** 101 * iwl_acpi_get_mcc - read MCC from ACPI, if available 102 * 103 * @dev: the struct device 104 * @mcc: output buffer (3 bytes) that will get the MCC 105 * 106 * This function tries to read the current MCC from ACPI if available. 107 */ 108 int iwl_acpi_get_mcc(struct device *dev, char *mcc); 109 110 u64 iwl_acpi_get_pwr_limit(struct device *dev); 111 112 #else /* CONFIG_ACPI */ 113 114 static inline void *iwl_acpi_get_object(struct device *dev, acpi_string method) 115 { 116 return ERR_PTR(-ENOENT); 117 } 118 119 static inline union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev, 120 union acpi_object *data, 121 int data_size) 122 { 123 return ERR_PTR(-ENOENT); 124 } 125 126 static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc) 127 { 128 return -ENOENT; 129 } 130 131 static inline u64 iwl_acpi_get_pwr_limit(struct device *dev) 132 { 133 return 0; 134 } 135 136 #endif /* CONFIG_ACPI */ 137 #endif /* __iwl_fw_acpi__ */ 138