diff options
| author | Miri Korenblit <miriam.rachel.korenblit@intel.com> | 2024-02-01 16:17:36 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2024-02-02 14:37:27 +0100 |
| commit | dc4fe7500e7a1a1ab56a7708ac9be4c90fd12174 (patch) | |
| tree | 54c6de2bdf276b4d73fae09130d41806e03915b2 /drivers/net/wireless/intel/iwlwifi/fw/regulatory.c | |
| parent | 091d89428f18ac8e67b4032dfa305e957040bdd9 (diff) | |
wifi: iwlwifi: prepare for reading DSM from UEFI
Move all the common items (functions, enumerations and mcaros)
to regulatory.h/c files, and rename it to a common name.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://msgid.link/20240201155157.eae9bcbc0023.If1175f3143d6369076669ddd5d6ad4df0ee00659@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/regulatory.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/regulatory.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c index bb07fbfd81eb..3260f21fd2e0 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c @@ -431,3 +431,52 @@ int iwl_parse_tas_selection(struct iwl_fw_runtime *fwrt, return enabled; } + +__le32 iwl_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt) +{ + int ret; + u32 val; + __le32 config_bitmap = 0; + + switch (CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id)) { + case IWL_CFG_RF_TYPE_HR1: + case IWL_CFG_RF_TYPE_HR2: + case IWL_CFG_RF_TYPE_JF1: + case IWL_CFG_RF_TYPE_JF2: + ret = iwl_acpi_get_dsm(fwrt, DSM_FUNC_ENABLE_INDONESIA_5G2, + &val); + + if (!ret && val == DSM_VALUE_INDONESIA_ENABLE) + config_bitmap |= + cpu_to_le32(LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK); + break; + default: + break; + } + + ret = iwl_acpi_get_dsm(fwrt, DSM_FUNC_DISABLE_SRD, &val); + if (!ret) { + if (val == DSM_VALUE_SRD_PASSIVE) + config_bitmap |= + cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_PASSIVE_MSK); + else if (val == DSM_VALUE_SRD_DISABLE) + config_bitmap |= + cpu_to_le32(LARI_CONFIG_CHANGE_ETSI_TO_DISABLED_MSK); + } + + if (fw_has_capa(&fwrt->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_CHINA_22_REG_SUPPORT)) { + ret = iwl_acpi_get_dsm(fwrt, DSM_FUNC_REGULATORY_CONFIG, + &val); + /* + * China 2022 enable if the BIOS object does not exist or + * if it is enabled in BIOS. + */ + if (ret < 0 || val & DSM_MASK_CHINA_22_REG) + config_bitmap |= + cpu_to_le32(LARI_CONFIG_ENABLE_CHINA_22_REG_SUPPORT_MSK); + } + + return config_bitmap; +} +IWL_EXPORT_SYMBOL(iwl_get_lari_config_bitmap); |