1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2017 Intel Deutschland GmbH 4 * Copyright (C) 2018-2023, 2025 Intel Corporation 5 */ 6 #ifndef __iwl_fw_acpi__ 7 #define __iwl_fw_acpi__ 8 9 #include <linux/acpi.h> 10 #include "fw/regulatory.h" 11 #include "fw/api/commands.h" 12 #include "fw/api/power.h" 13 #include "fw/api/phy.h" 14 #include "fw/api/nvm-reg.h" 15 #include "fw/api/config.h" 16 #include "fw/img.h" 17 #include "iwl-trans.h" 18 19 20 #define ACPI_WRDS_METHOD "WRDS" 21 #define ACPI_EWRD_METHOD "EWRD" 22 #define ACPI_WGDS_METHOD "WGDS" 23 #define ACPI_WRDD_METHOD "WRDD" 24 #define ACPI_SPLC_METHOD "SPLC" 25 #define ACPI_ECKV_METHOD "ECKV" 26 #define ACPI_PPAG_METHOD "PPAG" 27 #define ACPI_WTAS_METHOD "WTAS" 28 #define ACPI_WPFC_METHOD "WPFC" 29 #define ACPI_GLAI_METHOD "GLAI" 30 #define ACPI_WBEM_METHOD "WBEM" 31 #define ACPI_DSBR_METHOD "DSBR" 32 33 #define ACPI_WIFI_DOMAIN (0x07) 34 35 #define ACPI_SAR_PROFILE_NUM 4 36 37 #define ACPI_NUM_GEO_PROFILES 3 38 #define ACPI_NUM_GEO_PROFILES_REV3 8 39 #define ACPI_GEO_PER_CHAIN_SIZE 3 40 41 #define ACPI_SAR_NUM_CHAINS_REV0 2 42 #define ACPI_SAR_NUM_CHAINS_REV1 2 43 #define ACPI_SAR_NUM_CHAINS_REV2 4 44 #define ACPI_SAR_NUM_SUB_BANDS_REV0 5 45 #define ACPI_SAR_NUM_SUB_BANDS_REV1 11 46 #define ACPI_SAR_NUM_SUB_BANDS_REV2 11 47 48 #define ACPI_WRDS_WIFI_DATA_SIZE_REV0 (ACPI_SAR_NUM_CHAINS_REV0 * \ 49 ACPI_SAR_NUM_SUB_BANDS_REV0 + 2) 50 #define ACPI_WRDS_WIFI_DATA_SIZE_REV1 (ACPI_SAR_NUM_CHAINS_REV1 * \ 51 ACPI_SAR_NUM_SUB_BANDS_REV1 + 2) 52 #define ACPI_WRDS_WIFI_DATA_SIZE_REV2 (ACPI_SAR_NUM_CHAINS_REV2 * \ 53 ACPI_SAR_NUM_SUB_BANDS_REV2 + 2) 54 #define ACPI_EWRD_WIFI_DATA_SIZE_REV0 ((ACPI_SAR_PROFILE_NUM - 1) * \ 55 ACPI_SAR_NUM_CHAINS_REV0 * \ 56 ACPI_SAR_NUM_SUB_BANDS_REV0 + 3) 57 #define ACPI_EWRD_WIFI_DATA_SIZE_REV1 ((ACPI_SAR_PROFILE_NUM - 1) * \ 58 ACPI_SAR_NUM_CHAINS_REV1 * \ 59 ACPI_SAR_NUM_SUB_BANDS_REV1 + 3) 60 #define ACPI_EWRD_WIFI_DATA_SIZE_REV2 ((ACPI_SAR_PROFILE_NUM - 1) * \ 61 ACPI_SAR_NUM_CHAINS_REV2 * \ 62 ACPI_SAR_NUM_SUB_BANDS_REV2 + 3) 63 #define ACPI_WPFC_WIFI_DATA_SIZE 5 /* domain and 4 filter config words */ 64 65 /* revision 0 and 1 are identical, except for the semantics in the FW */ 66 #define ACPI_GEO_NUM_BANDS_REV0 2 67 #define ACPI_GEO_NUM_BANDS_REV2 3 68 69 #define ACPI_WRDD_WIFI_DATA_SIZE 2 70 #define ACPI_SPLC_WIFI_DATA_SIZE 2 71 #define ACPI_ECKV_WIFI_DATA_SIZE 2 72 73 /* 74 * One element for domain type, 75 * and one for enablement of Wi-Fi 320MHz per MCC 76 */ 77 #define ACPI_WBEM_WIFI_DATA_SIZE 2 78 /* 79 * One element for domain type, 80 * and one for DSBR response data 81 */ 82 #define ACPI_DSBR_WIFI_DATA_SIZE 2 83 #define ACPI_DSBR_WIFI_DATA_REV 1 84 85 /* 86 * One element for domain type, 87 * and one for the status 88 */ 89 #define ACPI_GLAI_WIFI_DATA_SIZE 2 90 #define ACPI_GLAI_MAX_STATUS 2 91 /* 92 * TAS size: 1 elelment for type, 93 * 1 element for enabled field, 94 * 1 element for block list size, 95 * 16 elements for block list array 96 */ 97 #define ACPI_WTAS_WIFI_DATA_SIZE (3 + IWL_WTAS_BLACK_LIST_MAX) 98 99 #define ACPI_PPAG_WIFI_DATA_SIZE_V1 ((IWL_NUM_CHAIN_LIMITS * \ 100 IWL_NUM_SUB_BANDS_V1) + 2) 101 #define ACPI_PPAG_WIFI_DATA_SIZE_V2 ((IWL_NUM_CHAIN_LIMITS * \ 102 IWL_NUM_SUB_BANDS_V2) + 2) 103 104 #define IWL_SAR_ENABLE_MSK BIT(0) 105 #define IWL_REDUCE_POWER_FLAGS_POS 1 106 107 /* The Inidcator whether UEFI WIFI GUID tables are locked is read from ACPI */ 108 #define UEFI_WIFI_GUID_UNLOCKED 0 109 110 #define ACPI_DSM_REV 0 111 112 #define DSM_INTERNAL_FUNC_GET_PLAT_INFO 1 113 /* TBD: VPRO is BIT(0) in the result, but what's the result? */ 114 115 #define DSM_INTERNAL_FUNC_PRODUCT_RESET 2 116 117 /* DSM_INTERNAL_FUNC_PRODUCT_RESET - product reset (aka "PLDR") */ 118 enum iwl_dsm_internal_product_reset_cmds { 119 DSM_INTERNAL_PLDR_CMD_GET_MODE = 1, 120 DSM_INTERNAL_PLDR_CMD_SET_MODE = 2, 121 DSM_INTERNAL_PLDR_CMD_GET_STATUS = 3, 122 }; 123 124 enum iwl_dsm_internal_product_reset_mode { 125 DSM_INTERNAL_PLDR_MODE_EN_PROD_RESET = BIT(0), 126 DSM_INTERNAL_PLDR_MODE_EN_WIFI_FLR = BIT(1), 127 DSM_INTERNAL_PLDR_MODE_EN_BT_OFF_ON = BIT(2), 128 }; 129 130 struct iwl_dsm_internal_product_reset_cmd { 131 /* cmd is from enum iwl_dsm_internal_product_reset_cmds */ 132 u16 cmd; 133 u16 value; 134 } __packed; 135 136 #define IWL_ACPI_WBEM_REV0_MASK (BIT(0) | BIT(1)) 137 #define IWL_ACPI_WBEM_REVISION 0 138 139 #ifdef CONFIG_ACPI 140 141 struct iwl_fw_runtime; 142 143 extern const guid_t iwl_guid; 144 145 union acpi_object *iwl_acpi_get_dsm_object(struct device *dev, int rev, 146 int func, union acpi_object *args, 147 const guid_t *guid); 148 149 /** 150 * iwl_acpi_get_mcc - read MCC from ACPI, if available 151 * 152 * @fwrt: the fw runtime struct 153 * @mcc: output buffer (3 bytes) that will get the MCC 154 * 155 * This function tries to read the current MCC from ACPI if available. 156 */ 157 int iwl_acpi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc); 158 159 int iwl_acpi_get_pwr_limit(struct iwl_fw_runtime *fwrt, u64 *dflt_pwr_limit); 160 161 /* 162 * iwl_acpi_get_eckv - read external clock validation from ACPI, if available 163 * 164 * @fwrt: the fw runtime struct 165 * @extl_clk: output var (2 bytes) that will get the clk indication. 166 * 167 * This function tries to read the external clock indication 168 * from ACPI if available. 169 */ 170 int iwl_acpi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk); 171 172 int iwl_acpi_get_wrds_table(struct iwl_fw_runtime *fwrt); 173 174 int iwl_acpi_get_ewrd_table(struct iwl_fw_runtime *fwrt); 175 176 int iwl_acpi_get_wgds_table(struct iwl_fw_runtime *fwrt); 177 178 int iwl_acpi_get_tas_table(struct iwl_fw_runtime *fwrt, 179 struct iwl_tas_data *data); 180 181 int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt); 182 183 int iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt); 184 185 void iwl_acpi_get_guid_lock_status(struct iwl_fw_runtime *fwrt); 186 187 int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, 188 enum iwl_dsm_funcs func, u32 *value); 189 190 int iwl_acpi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value); 191 192 int iwl_acpi_get_dsbr(struct iwl_fw_runtime *fwrt, u32 *value); 193 194 #else /* CONFIG_ACPI */ 195 196 static inline union acpi_object * 197 iwl_acpi_get_dsm_object(struct device *dev, int rev, int func, 198 union acpi_object *args, const guid_t *guid) 199 { 200 return ERR_PTR(-ENOENT); 201 } 202 203 static inline int iwl_acpi_get_mcc(struct iwl_fw_runtime *fwrt, char *mcc) 204 { 205 return -ENOENT; 206 } 207 208 static inline int iwl_acpi_get_pwr_limit(struct iwl_fw_runtime *fwrt, 209 u64 *dflt_pwr_limit) 210 { 211 *dflt_pwr_limit = 0; 212 return 0; 213 } 214 215 static inline int iwl_acpi_get_eckv(struct iwl_fw_runtime *fwrt, u32 *extl_clk) 216 { 217 return -ENOENT; 218 } 219 220 static inline int iwl_acpi_get_wrds_table(struct iwl_fw_runtime *fwrt) 221 { 222 return -ENOENT; 223 } 224 225 static inline int iwl_acpi_get_ewrd_table(struct iwl_fw_runtime *fwrt) 226 { 227 return -ENOENT; 228 } 229 230 static inline int iwl_acpi_get_wgds_table(struct iwl_fw_runtime *fwrt) 231 { 232 return 1; 233 } 234 235 static inline int iwl_acpi_get_tas_table(struct iwl_fw_runtime *fwrt, 236 struct iwl_tas_data *data) 237 { 238 return -ENOENT; 239 } 240 241 static inline int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt) 242 { 243 return -ENOENT; 244 } 245 246 static inline int iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt) 247 { 248 return -ENOENT; 249 } 250 251 static inline void iwl_acpi_get_guid_lock_status(struct iwl_fw_runtime *fwrt) 252 { 253 } 254 255 static inline int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, 256 enum iwl_dsm_funcs func, u32 *value) 257 { 258 return -ENOENT; 259 } 260 261 static inline int iwl_acpi_get_wbem(struct iwl_fw_runtime *fwrt, u32 *value) 262 { 263 return -ENOENT; 264 } 265 266 static inline int iwl_acpi_get_dsbr(struct iwl_fw_runtime *fwrt, u32 *value) 267 { 268 return -ENOENT; 269 } 270 #endif /* CONFIG_ACPI */ 271 272 #endif /* __iwl_fw_acpi__ */ 273