1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2017 Intel Deutschland GmbH 4 * Copyright (C) 2018-2022 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_PROFILE_NUM 4 30 31 #define ACPI_NUM_GEO_PROFILES 3 32 #define ACPI_NUM_GEO_PROFILES_REV3 8 33 #define ACPI_GEO_PER_CHAIN_SIZE 3 34 35 #define ACPI_SAR_NUM_CHAINS_REV0 2 36 #define ACPI_SAR_NUM_CHAINS_REV1 2 37 #define ACPI_SAR_NUM_CHAINS_REV2 4 38 #define ACPI_SAR_NUM_SUB_BANDS_REV0 5 39 #define ACPI_SAR_NUM_SUB_BANDS_REV1 11 40 #define ACPI_SAR_NUM_SUB_BANDS_REV2 11 41 42 #define ACPI_WRDS_WIFI_DATA_SIZE_REV0 (ACPI_SAR_NUM_CHAINS_REV0 * \ 43 ACPI_SAR_NUM_SUB_BANDS_REV0 + 2) 44 #define ACPI_WRDS_WIFI_DATA_SIZE_REV1 (ACPI_SAR_NUM_CHAINS_REV1 * \ 45 ACPI_SAR_NUM_SUB_BANDS_REV1 + 2) 46 #define ACPI_WRDS_WIFI_DATA_SIZE_REV2 (ACPI_SAR_NUM_CHAINS_REV2 * \ 47 ACPI_SAR_NUM_SUB_BANDS_REV2 + 2) 48 #define ACPI_EWRD_WIFI_DATA_SIZE_REV0 ((ACPI_SAR_PROFILE_NUM - 1) * \ 49 ACPI_SAR_NUM_CHAINS_REV0 * \ 50 ACPI_SAR_NUM_SUB_BANDS_REV0 + 3) 51 #define ACPI_EWRD_WIFI_DATA_SIZE_REV1 ((ACPI_SAR_PROFILE_NUM - 1) * \ 52 ACPI_SAR_NUM_CHAINS_REV1 * \ 53 ACPI_SAR_NUM_SUB_BANDS_REV1 + 3) 54 #define ACPI_EWRD_WIFI_DATA_SIZE_REV2 ((ACPI_SAR_PROFILE_NUM - 1) * \ 55 ACPI_SAR_NUM_CHAINS_REV2 * \ 56 ACPI_SAR_NUM_SUB_BANDS_REV2 + 3) 57 58 /* revision 0 and 1 are identical, except for the semantics in the FW */ 59 #define ACPI_GEO_NUM_BANDS_REV0 2 60 #define ACPI_GEO_NUM_BANDS_REV2 3 61 #define ACPI_GEO_NUM_CHAINS 2 62 63 #define ACPI_WRDD_WIFI_DATA_SIZE 2 64 #define ACPI_SPLC_WIFI_DATA_SIZE 2 65 #define ACPI_ECKV_WIFI_DATA_SIZE 2 66 67 /* 68 * TAS size: 1 elelment for type, 69 * 1 element for enabled field, 70 * 1 element for block list size, 71 * 16 elements for block list array 72 */ 73 #define APCI_WTAS_BLACK_LIST_MAX 16 74 #define ACPI_WTAS_WIFI_DATA_SIZE (3 + APCI_WTAS_BLACK_LIST_MAX) 75 #define ACPI_WTAS_ENABLED_MSK 0x1 76 #define ACPI_WTAS_OVERRIDE_IEC_MSK 0x2 77 #define ACPI_WTAS_ENABLE_IEC_MSK 0x4 78 #define ACPI_WTAS_OVERRIDE_IEC_POS 0x1 79 #define ACPI_WTAS_ENABLE_IEC_POS 0x2 80 #define ACPI_WTAS_USA_UHB_MSK BIT(16) 81 #define ACPI_WTAS_USA_UHB_POS 16 82 83 84 #define ACPI_PPAG_WIFI_DATA_SIZE_V1 ((IWL_NUM_CHAIN_LIMITS * \ 85 IWL_NUM_SUB_BANDS_V1) + 2) 86 #define ACPI_PPAG_WIFI_DATA_SIZE_V2 ((IWL_NUM_CHAIN_LIMITS * \ 87 IWL_NUM_SUB_BANDS_V2) + 2) 88 89 /* PPAG gain value bounds in 1/8 dBm */ 90 #define ACPI_PPAG_MIN_LB -16 91 #define ACPI_PPAG_MAX_LB 24 92 #define ACPI_PPAG_MIN_HB -16 93 #define ACPI_PPAG_MAX_HB 40 94 #define ACPI_PPAG_MASK 3 95 #define IWL_PPAG_ETSI_MASK BIT(0) 96 97 #define IWL_SAR_ENABLE_MSK BIT(0) 98 #define IWL_REDUCE_POWER_FLAGS_POS 1 99 100 /* 101 * The profile for revision 2 is a superset of revision 1, which is in 102 * turn a superset of revision 0. So we can store all revisions 103 * inside revision 2, which is what we represent here. 104 */ 105 struct iwl_sar_profile_chain { 106 u8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2]; 107 }; 108 109 struct iwl_sar_profile { 110 bool enabled; 111 struct iwl_sar_profile_chain chains[ACPI_SAR_NUM_CHAINS_REV2]; 112 }; 113 114 /* Same thing as with SAR, all revisions fit in revision 2 */ 115 struct iwl_geo_profile_band { 116 u8 max; 117 u8 chains[ACPI_GEO_NUM_CHAINS]; 118 }; 119 120 struct iwl_geo_profile { 121 struct iwl_geo_profile_band bands[ACPI_GEO_NUM_BANDS_REV2]; 122 }; 123 124 /* Same thing as with SAR, all revisions fit in revision 2 */ 125 struct iwl_ppag_chain { 126 s8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2]; 127 }; 128 129 enum iwl_dsm_funcs_rev_0 { 130 DSM_FUNC_QUERY = 0, 131 DSM_FUNC_DISABLE_SRD = 1, 132 DSM_FUNC_ENABLE_INDONESIA_5G2 = 2, 133 DSM_FUNC_ENABLE_6E = 3, 134 DSM_FUNC_11AX_ENABLEMENT = 6, 135 DSM_FUNC_ENABLE_UNII4_CHAN = 7, 136 DSM_FUNC_ACTIVATE_CHANNEL = 8, 137 DSM_FUNC_FORCE_DISABLE_CHANNELS = 9 138 }; 139 140 enum iwl_dsm_values_srd { 141 DSM_VALUE_SRD_ACTIVE, 142 DSM_VALUE_SRD_PASSIVE, 143 DSM_VALUE_SRD_DISABLE, 144 DSM_VALUE_SRD_MAX 145 }; 146 147 enum iwl_dsm_values_indonesia { 148 DSM_VALUE_INDONESIA_DISABLE, 149 DSM_VALUE_INDONESIA_ENABLE, 150 DSM_VALUE_INDONESIA_RESERVED, 151 DSM_VALUE_INDONESIA_MAX 152 }; 153 154 /* DSM RFI uses a different GUID, so need separate definitions */ 155 156 #define DSM_RFI_FUNC_ENABLE 3 157 158 enum iwl_dsm_values_rfi { 159 DSM_VALUE_RFI_ENABLE, 160 DSM_VALUE_RFI_DISABLE, 161 DSM_VALUE_RFI_MAX 162 }; 163 164 #ifdef CONFIG_ACPI 165 166 struct iwl_fw_runtime; 167 168 extern const guid_t iwl_guid; 169 extern const guid_t iwl_rfi_guid; 170 171 void *iwl_acpi_get_object(struct device *dev, acpi_string method); 172 173 int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, 174 const guid_t *guid, u8 *value); 175 176 int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, 177 const guid_t *guid, u32 *value); 178 179 union acpi_object *iwl_acpi_get_wifi_pkg_range(struct device *dev, 180 union acpi_object *data, 181 int min_data_size, 182 int max_data_size, 183 int *tbl_rev); 184 /** 185 * iwl_acpi_get_mcc - read MCC from ACPI, if available 186 * 187 * @dev: the struct device 188 * @mcc: output buffer (3 bytes) that will get the MCC 189 * 190 * This function tries to read the current MCC from ACPI if available. 191 */ 192 int iwl_acpi_get_mcc(struct device *dev, char *mcc); 193 194 u64 iwl_acpi_get_pwr_limit(struct device *dev); 195 196 /* 197 * iwl_acpi_get_eckv - read external clock validation from ACPI, if available 198 * 199 * @dev: the struct device 200 * @extl_clk: output var (2 bytes) that will get the clk indication. 201 * 202 * This function tries to read the external clock indication 203 * from ACPI if available. 204 */ 205 int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk); 206 207 int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, 208 __le16 *per_chain, u32 n_tables, u32 n_subbands, 209 int prof_a, int prof_b); 210 211 int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt); 212 213 int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt); 214 215 int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt); 216 217 bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt); 218 219 int iwl_sar_geo_init(struct iwl_fw_runtime *fwrt, 220 struct iwl_per_chain_offset *table, 221 u32 n_bands, u32 n_profiles); 222 223 int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, 224 union iwl_tas_config_cmd *cmd, int fw_ver); 225 226 __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt); 227 228 int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt); 229 230 int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, union iwl_ppag_table_cmd *cmd, 231 int *cmd_size); 232 233 bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt); 234 235 #else /* CONFIG_ACPI */ 236 237 static inline void *iwl_acpi_get_object(struct device *dev, acpi_string method) 238 { 239 return ERR_PTR(-ENOENT); 240 } 241 242 static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev, 243 int func, union acpi_object *args) 244 { 245 return ERR_PTR(-ENOENT); 246 } 247 248 static inline int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, 249 const guid_t *guid, u8 *value) 250 { 251 return -ENOENT; 252 } 253 254 static inline int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, 255 const guid_t *guid, u32 *value) 256 { 257 return -ENOENT; 258 } 259 260 static inline union acpi_object * 261 iwl_acpi_get_wifi_pkg_range(struct device *dev, 262 union acpi_object *data, 263 int min_data_size, int max_data_size, 264 int *tbl_rev) 265 { 266 return ERR_PTR(-ENOENT); 267 } 268 269 static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc) 270 { 271 return -ENOENT; 272 } 273 274 static inline u64 iwl_acpi_get_pwr_limit(struct device *dev) 275 { 276 return 0; 277 } 278 279 static inline int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk) 280 { 281 return -ENOENT; 282 } 283 284 static inline int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, 285 __le16 *per_chain, u32 n_tables, u32 n_subbands, 286 int prof_a, int prof_b) 287 { 288 return -ENOENT; 289 } 290 291 static inline int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt) 292 { 293 return -ENOENT; 294 } 295 296 static inline int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt) 297 { 298 return -ENOENT; 299 } 300 301 static inline int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) 302 { 303 return 1; 304 } 305 306 static inline bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt) 307 { 308 return false; 309 } 310 311 static inline int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, 312 union iwl_tas_config_cmd *cmd, int fw_ver) 313 { 314 return -ENOENT; 315 } 316 317 static inline __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt) 318 { 319 return 0; 320 } 321 322 static inline int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt) 323 { 324 return -ENOENT; 325 } 326 327 static inline int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, 328 union iwl_ppag_table_cmd *cmd, int *cmd_size) 329 { 330 return -ENOENT; 331 } 332 333 static inline bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt) 334 { 335 return false; 336 } 337 338 #endif /* CONFIG_ACPI */ 339 340 static inline union acpi_object * 341 iwl_acpi_get_wifi_pkg(struct device *dev, 342 union acpi_object *data, 343 int data_size, int *tbl_rev) 344 { 345 return iwl_acpi_get_wifi_pkg_range(dev, data, data_size, data_size, 346 tbl_rev); 347 } 348 349 #endif /* __iwl_fw_acpi__ */ 350