1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2017 Intel Deutschland GmbH 4 * Copyright (C) 2018-2021 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 81 82 #define ACPI_PPAG_WIFI_DATA_SIZE_V1 ((IWL_NUM_CHAIN_LIMITS * \ 83 IWL_NUM_SUB_BANDS_V1) + 2) 84 #define ACPI_PPAG_WIFI_DATA_SIZE_V2 ((IWL_NUM_CHAIN_LIMITS * \ 85 IWL_NUM_SUB_BANDS_V2) + 2) 86 87 /* PPAG gain value bounds in 1/8 dBm */ 88 #define ACPI_PPAG_MIN_LB -16 89 #define ACPI_PPAG_MAX_LB 24 90 #define ACPI_PPAG_MIN_HB -16 91 #define ACPI_PPAG_MAX_HB 40 92 93 /* 94 * The profile for revision 2 is a superset of revision 1, which is in 95 * turn a superset of revision 0. So we can store all revisions 96 * inside revision 2, which is what we represent here. 97 */ 98 struct iwl_sar_profile_chain { 99 u8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2]; 100 }; 101 102 struct iwl_sar_profile { 103 bool enabled; 104 struct iwl_sar_profile_chain chains[ACPI_SAR_NUM_CHAINS_REV2]; 105 }; 106 107 /* Same thing as with SAR, all revisions fit in revision 2 */ 108 struct iwl_geo_profile_band { 109 u8 max; 110 u8 chains[ACPI_GEO_NUM_CHAINS]; 111 }; 112 113 struct iwl_geo_profile { 114 struct iwl_geo_profile_band bands[ACPI_GEO_NUM_BANDS_REV2]; 115 }; 116 117 /* Same thing as with SAR, all revisions fit in revision 2 */ 118 struct iwl_ppag_chain { 119 s8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2]; 120 }; 121 122 enum iwl_dsm_funcs_rev_0 { 123 DSM_FUNC_QUERY = 0, 124 DSM_FUNC_DISABLE_SRD = 1, 125 DSM_FUNC_ENABLE_INDONESIA_5G2 = 2, 126 DSM_FUNC_ENABLE_6E = 3, 127 DSM_FUNC_11AX_ENABLEMENT = 6, 128 DSM_FUNC_ENABLE_UNII4_CHAN = 7, 129 DSM_FUNC_ACTIVATE_CHANNEL = 8 130 }; 131 132 enum iwl_dsm_values_srd { 133 DSM_VALUE_SRD_ACTIVE, 134 DSM_VALUE_SRD_PASSIVE, 135 DSM_VALUE_SRD_DISABLE, 136 DSM_VALUE_SRD_MAX 137 }; 138 139 enum iwl_dsm_values_indonesia { 140 DSM_VALUE_INDONESIA_DISABLE, 141 DSM_VALUE_INDONESIA_ENABLE, 142 DSM_VALUE_INDONESIA_RESERVED, 143 DSM_VALUE_INDONESIA_MAX 144 }; 145 146 /* DSM RFI uses a different GUID, so need separate definitions */ 147 148 #define DSM_RFI_FUNC_ENABLE 3 149 150 enum iwl_dsm_values_rfi { 151 DSM_VALUE_RFI_ENABLE, 152 DSM_VALUE_RFI_DISABLE, 153 DSM_VALUE_RFI_MAX 154 }; 155 156 #ifdef CONFIG_ACPI 157 158 struct iwl_fw_runtime; 159 160 extern const guid_t iwl_guid; 161 extern const guid_t iwl_rfi_guid; 162 163 void *iwl_acpi_get_object(struct device *dev, acpi_string method); 164 165 int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, 166 const guid_t *guid, u8 *value); 167 168 int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, 169 const guid_t *guid, u32 *value); 170 171 union acpi_object *iwl_acpi_get_wifi_pkg_range(struct device *dev, 172 union acpi_object *data, 173 int min_data_size, 174 int max_data_size, 175 int *tbl_rev); 176 /** 177 * iwl_acpi_get_mcc - read MCC from ACPI, if available 178 * 179 * @dev: the struct device 180 * @mcc: output buffer (3 bytes) that will get the MCC 181 * 182 * This function tries to read the current MCC from ACPI if available. 183 */ 184 int iwl_acpi_get_mcc(struct device *dev, char *mcc); 185 186 u64 iwl_acpi_get_pwr_limit(struct device *dev); 187 188 /* 189 * iwl_acpi_get_eckv - read external clock validation from ACPI, if available 190 * 191 * @dev: the struct device 192 * @extl_clk: output var (2 bytes) that will get the clk indication. 193 * 194 * This function tries to read the external clock indication 195 * from ACPI if available. 196 */ 197 int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk); 198 199 int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, 200 __le16 *per_chain, u32 n_tables, u32 n_subbands, 201 int prof_a, int prof_b); 202 203 int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt); 204 205 int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt); 206 207 int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt); 208 209 bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt); 210 211 int iwl_sar_geo_init(struct iwl_fw_runtime *fwrt, 212 struct iwl_per_chain_offset *table, 213 u32 n_bands, u32 n_profiles); 214 215 int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, 216 struct iwl_tas_config_cmd_v3 *cmd); 217 218 __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt); 219 220 #else /* CONFIG_ACPI */ 221 222 static inline void *iwl_acpi_get_object(struct device *dev, acpi_string method) 223 { 224 return ERR_PTR(-ENOENT); 225 } 226 227 static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev, 228 int func, union acpi_object *args) 229 { 230 return ERR_PTR(-ENOENT); 231 } 232 233 static inline int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, 234 const guid_t *guid, u8 *value) 235 { 236 return -ENOENT; 237 } 238 239 static inline int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, 240 const guid_t *guid, u32 *value) 241 { 242 return -ENOENT; 243 } 244 245 static inline union acpi_object * 246 iwl_acpi_get_wifi_pkg_range(struct device *dev, 247 union acpi_object *data, 248 int min_data_size, int max_data_size, 249 int *tbl_rev) 250 { 251 return ERR_PTR(-ENOENT); 252 } 253 254 static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc) 255 { 256 return -ENOENT; 257 } 258 259 static inline u64 iwl_acpi_get_pwr_limit(struct device *dev) 260 { 261 return 0; 262 } 263 264 static inline int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk) 265 { 266 return -ENOENT; 267 } 268 269 static inline int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, 270 __le16 *per_chain, u32 n_tables, u32 n_subbands, 271 int prof_a, int prof_b) 272 { 273 return -ENOENT; 274 } 275 276 static inline int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt) 277 { 278 return -ENOENT; 279 } 280 281 static inline int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt) 282 { 283 return -ENOENT; 284 } 285 286 static inline int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) 287 { 288 return 1; 289 } 290 291 static inline bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt) 292 { 293 return false; 294 } 295 296 static inline int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, 297 struct iwl_tas_config_cmd_v3 *cmd) 298 { 299 return -ENOENT; 300 } 301 302 static inline __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt) 303 { 304 return 0; 305 } 306 307 #endif /* CONFIG_ACPI */ 308 309 static inline union acpi_object * 310 iwl_acpi_get_wifi_pkg(struct device *dev, 311 union acpi_object *data, 312 int data_size, int *tbl_rev) 313 { 314 return iwl_acpi_get_wifi_pkg_range(dev, data, data_size, data_size, 315 tbl_rev); 316 } 317 318 #endif /* __iwl_fw_acpi__ */ 319