drivers/net/wireless/intel/iwlwifi/fw/acpi.h

   1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
   2 /*
   3  * Copyright (C) 2017 Intel Deutschland GmbH
   4  * Copyright (C) 2018-2020 Intel Corporation
   5  */
   6 #ifndef __iwl_fw_acpi__
   7 #define __iwl_fw_acpi__
   8
   9 #include <linux/acpi.h>
  10 #include "fw/api/commands.h"
  11 #include "fw/api/power.h"
  12 #include "fw/api/phy.h"
  13 #include "fw/api/nvm-reg.h"
  14 #include "fw/img.h"
  15 #include "iwl-trans.h"
  16
  17
  18 #define ACPI_WRDS_METHOD        "WRDS"
  19 #define ACPI_EWRD_METHOD        "EWRD"
  20 #define ACPI_WGDS_METHOD        "WGDS"
  21 #define ACPI_WRDD_METHOD        "WRDD"
  22 #define ACPI_SPLC_METHOD        "SPLC"
  23 #define ACPI_ECKV_METHOD        "ECKV"
  24 #define ACPI_PPAG_METHOD        "PPAG"
  25 #define ACPI_WTAS_METHOD        "WTAS"
  26
  27 #define ACPI_WIFI_DOMAIN        (0x07)
  28
  29 #define ACPI_SAR_TABLE_SIZE             10
  30 #define ACPI_SAR_PROFILE_NUM            4
  31
  32 #define ACPI_GEO_TABLE_SIZE             6
  33 #define ACPI_NUM_GEO_PROFILES           3
  34 #define ACPI_GEO_PER_CHAIN_SIZE         3
  35
  36 #define ACPI_SAR_NUM_CHAIN_LIMITS       2
  37 #define ACPI_SAR_NUM_SUB_BANDS          5
  38 #define ACPI_SAR_NUM_TABLES             1
  39
  40 #define ACPI_WRDS_WIFI_DATA_SIZE        (ACPI_SAR_TABLE_SIZE + 2)
  41 #define ACPI_EWRD_WIFI_DATA_SIZE        ((ACPI_SAR_PROFILE_NUM - 1) * \
  42                                          ACPI_SAR_TABLE_SIZE + 3)
  43 #define ACPI_WGDS_WIFI_DATA_SIZE        19
  44 #define ACPI_WRDD_WIFI_DATA_SIZE        2
  45 #define ACPI_SPLC_WIFI_DATA_SIZE        2
  46 #define ACPI_ECKV_WIFI_DATA_SIZE        2
  47
  48 /*
  49  * 1 type, 1 enabled, 1 block list size, 16 block list array
  50  */
  51 #define APCI_WTAS_BLACK_LIST_MAX        16
  52 #define ACPI_WTAS_WIFI_DATA_SIZE        (3 + APCI_WTAS_BLACK_LIST_MAX)
  53
  54 #define ACPI_WGDS_TABLE_SIZE            3
  55
  56 #define ACPI_PPAG_WIFI_DATA_SIZE        ((IWL_NUM_CHAIN_LIMITS * \
  57                                         IWL_NUM_SUB_BANDS) + 3)
  58 #define ACPI_PPAG_WIFI_DATA_SIZE_V2     ((IWL_NUM_CHAIN_LIMITS * \
  59                                         IWL_NUM_SUB_BANDS_V2) + 3)
  60
  61 /* PPAG gain value bounds in 1/8 dBm */
  62 #define ACPI_PPAG_MIN_LB -16
  63 #define ACPI_PPAG_MAX_LB 24
  64 #define ACPI_PPAG_MIN_HB -16
  65 #define ACPI_PPAG_MAX_HB 40
  66
  67 struct iwl_sar_profile {
  68         bool enabled;
  69         u8 table[ACPI_SAR_TABLE_SIZE];
  70 };
  71
  72 struct iwl_geo_profile {
  73         u8 values[ACPI_GEO_TABLE_SIZE];
  74 };
  75
  76 enum iwl_dsm_funcs_rev_0 {
  77         DSM_FUNC_QUERY = 0,
  78         DSM_FUNC_DISABLE_SRD = 1,
  79         DSM_FUNC_ENABLE_INDONESIA_5G2 = 2,
  80 };
  81
  82 enum iwl_dsm_values_srd {
  83         DSM_VALUE_SRD_ACTIVE,
  84         DSM_VALUE_SRD_PASSIVE,
  85         DSM_VALUE_SRD_DISABLE,
  86         DSM_VALUE_SRD_MAX
  87 };
  88
  89 enum iwl_dsm_values_indonesia {
  90         DSM_VALUE_INDONESIA_DISABLE,
  91         DSM_VALUE_INDONESIA_ENABLE,
  92         DSM_VALUE_INDONESIA_RESERVED,
  93         DSM_VALUE_INDONESIA_MAX
  94 };
  95
  96 #ifdef CONFIG_ACPI
  97
  98 struct iwl_fw_runtime;
  99
 100 void *iwl_acpi_get_object(struct device *dev, acpi_string method);
 101
 102 int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func);
 103
 104 union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev,
 105                                          union acpi_object *data,
 106                                          int data_size, int *tbl_rev);
 107
 108 /**
 109  * iwl_acpi_get_mcc - read MCC from ACPI, if available
 110  *
 111  * @dev: the struct device
 112  * @mcc: output buffer (3 bytes) that will get the MCC
 113  *
 114  * This function tries to read the current MCC from ACPI if available.
 115  */
 116 int iwl_acpi_get_mcc(struct device *dev, char *mcc);
 117
 118 u64 iwl_acpi_get_pwr_limit(struct device *dev);
 119
 120 /*
 121  * iwl_acpi_get_eckv - read external clock validation from ACPI, if available
 122  *
 123  * @dev: the struct device
 124  * @extl_clk: output var (2 bytes) that will get the clk indication.
 125  *
 126  * This function tries to read the external clock indication
 127  * from ACPI if available.
 128  */
 129 int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk);
 130
 131 int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt,
 132                            __le16 *per_chain, u32 n_tables, u32 n_subbands,
 133                            int prof_a, int prof_b);
 134
 135 int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt);
 136
 137 int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt);
 138
 139 int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt);
 140
 141 bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt);
 142
 143 int iwl_sar_geo_init(struct iwl_fw_runtime *fwrt,
 144                      struct iwl_per_chain_offset *table, u32 n_bands);
 145
 146 int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, __le32 *block_list_array,
 147                      int *block_list_size);
 148
 149 #else /* CONFIG_ACPI */
 150
 151 static inline void *iwl_acpi_get_object(struct device *dev, acpi_string method)
 152 {
 153         return ERR_PTR(-ENOENT);
 154 }
 155
 156 static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev,
 157                                             int func, union acpi_object *args)
 158 {
 159         return ERR_PTR(-ENOENT);
 160 }
 161
 162 static inline int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func)
 163 {
 164         return -ENOENT;
 165 }
 166
 167 static inline union acpi_object *iwl_acpi_get_wifi_pkg(struct device *dev,
 168                                                        union acpi_object *data,
 169                                                        int data_size,
 170                                                        int *tbl_rev)
 171 {
 172         return ERR_PTR(-ENOENT);
 173 }
 174
 175 static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc)
 176 {
 177         return -ENOENT;
 178 }
 179
 180 static inline u64 iwl_acpi_get_pwr_limit(struct device *dev)
 181 {
 182         return 0;
 183 }
 184
 185 static inline int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk)
 186 {
 187         return -ENOENT;
 188 }
 189
 190 static inline int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt,
 191                            __le16 *per_chain, u32 n_tables, u32 n_subbands,
 192                            int prof_a, int prof_b)
 193 {
 194         return -ENOENT;
 195 }
 196
 197 static inline int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt)
 198 {
 199         return -ENOENT;
 200 }
 201
 202 static inline int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt)
 203 {
 204         return -ENOENT;
 205 }
 206
 207 static inline int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt)
 208 {
 209         return -ENOENT;
 210 }
 211
 212 static inline bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt)
 213 {
 214         return false;
 215 }
 216
 217 static inline int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt,
 218                                    __le32 *block_list_array,
 219                                    int *block_list_size)
 220 {
 221         return -ENOENT;
 222 }
 223 #endif /* CONFIG_ACPI */
 224 #endif /* __iwl_fw_acpi__ */