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 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of version 2 of the GNU General Public License as 12 * published by the Free Software Foundation. 13 * 14 * This program is distributed in the hope that it will be useful, but 15 * WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; 21 * 22 * The full GNU General Public License is included in this distribution 23 * in the file called COPYING. 24 * 25 * Contact Information: 26 * Intel Linux Wireless <linuxwifi@intel.com> 27 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 28 * 29 * BSD LICENSE 30 * 31 * Copyright(c) 2017 Intel Deutschland GmbH 32 * All rights reserved. 33 * 34 * Redistribution and use in source and binary forms, with or without 35 * modification, are permitted provided that the following conditions 36 * are met: 37 * 38 * * Redistributions of source code must retain the above copyright 39 * notice, this list of conditions and the following disclaimer. 40 * * Redistributions in binary form must reproduce the above copyright 41 * notice, this list of conditions and the following disclaimer in 42 * the documentation and/or other materials provided with the 43 * distribution. 44 * * Neither the name Intel Corporation nor the names of its 45 * contributors may be used to endorse or promote products derived 46 * from this software without specific prior written permission. 47 * 48 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 49 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 50 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 51 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 52 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 53 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 54 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 55 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 56 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 57 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 58 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 59 * 60 *****************************************************************************/ 61 #ifndef __iwl_fw_acpi__ 62 #define __iwl_fw_acpi__ 63 64 #include <linux/acpi.h> 65 66 #define ACPI_WRDS_METHOD "WRDS" 67 #define ACPI_EWRD_METHOD "EWRD" 68 #define ACPI_WGDS_METHOD "WGDS" 69 #define ACPI_WRDD_METHOD "WRDD" 70 #define ACPI_SPLC_METHOD "SPLC" 71 72 #define ACPI_WIFI_DOMAIN (0x07) 73 74 #define ACPI_SAR_TABLE_SIZE 10 75 #define ACPI_SAR_PROFILE_NUM 4 76 77 #define ACPI_GEO_TABLE_SIZE 6 78 #define ACPI_NUM_GEO_PROFILES 3 79 #define ACPI_GEO_PER_CHAIN_SIZE 3 80 81 #define ACPI_SAR_NUM_CHAIN_LIMITS 2 82 #define ACPI_SAR_NUM_SUB_BANDS 5 83 84 #define ACPI_WRDS_WIFI_DATA_SIZE (ACPI_SAR_TABLE_SIZE + 2) 85 #define ACPI_EWRD_WIFI_DATA_SIZE ((ACPI_SAR_PROFILE_NUM - 1) * \ 86 ACPI_SAR_TABLE_SIZE + 3) 87 #define ACPI_WGDS_WIFI_DATA_SIZE 18 88 #define ACPI_WRDD_WIFI_DATA_SIZE 2 89 #define ACPI_SPLC_WIFI_DATA_SIZE 2 90 91 #define ACPI_WGDS_NUM_BANDS 2 92 #define ACPI_WGDS_TABLE_SIZE 3 93 94 #ifdef CONFIG_ACPI 95 96 void *iwl_acpi_get_object(struct device *dev, acpi_string method); 97 union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev, 98 union acpi_object *data, 99 int data_size); 100 101 /** 102 * iwl_acpi_get_mcc - read MCC from ACPI, if available 103 * 104 * @dev: the struct device 105 * @mcc: output buffer (3 bytes) that will get the MCC 106 * 107 * This function tries to read the current MCC from ACPI if available. 108 */ 109 int iwl_acpi_get_mcc(struct device *dev, char *mcc); 110 111 u64 iwl_acpi_get_pwr_limit(struct device *dev); 112 113 #else /* CONFIG_ACPI */ 114 115 static inline void *iwl_acpi_get_object(struct device *dev, acpi_string method) 116 { 117 return ERR_PTR(-ENOENT); 118 } 119 120 static inline union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev, 121 union acpi_object *data, 122 int data_size) 123 { 124 return ERR_PTR(-ENOENT); 125 } 126 127 static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc) 128 { 129 return -ENOENT; 130 } 131 132 static inline u64 iwl_acpi_get_pwr_limit(struct device *dev) 133 { 134 return 0; 135 } 136 137 #endif /* CONFIG_ACPI */ 138 #endif /* __iwl_fw_acpi__ */ 139