diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/uefi.h')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/uefi.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.h b/drivers/net/wireless/intel/iwlwifi/fw/uefi.h index d552c656ac9f..09d2a971b3a0 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.h @@ -7,6 +7,7 @@ #define IWL_UEFI_OEM_PNVM_NAME L"UefiCnvWlanOemSignedPnvm" #define IWL_UEFI_REDUCED_POWER_NAME L"UefiCnvWlanReducedPower" +#define IWL_UEFI_SGOM_NAME L"UefiCnvWlanSarGeoOffsetMapping" /* * TODO: we have these hardcoded values that the caller must pass, @@ -16,6 +17,7 @@ */ #define IWL_HARDCODED_PNVM_SIZE 4096 #define IWL_HARDCODED_REDUCE_POWER_SIZE 32768 +#define IWL_HARDCODED_SGOM_SIZE 339 struct pnvm_sku_package { u8 rev; @@ -25,6 +27,16 @@ struct pnvm_sku_package { u8 data[]; } __packed; +struct uefi_cnv_wlan_sgom_data { + u8 revision; + u8 offset_map[IWL_HARDCODED_SGOM_SIZE - 1]; +} __packed; + +/* + * This is known to be broken on v4.19 and to work on v5.4. Until we + * figure out why this is the case and how to make it work, simply + * disable the feature in old kernels. + */ #ifdef CONFIG_EFI void *iwl_uefi_get_pnvm(struct iwl_trans *trans, size_t *len); void *iwl_uefi_get_reduced_power(struct iwl_trans *trans, size_t *len); @@ -42,4 +54,12 @@ void *iwl_uefi_get_reduced_power(struct iwl_trans *trans, size_t *len) } #endif /* CONFIG_EFI */ +#if defined(CONFIG_EFI) && defined(CONFIG_ACPI) +void iwl_uefi_get_sgom_table(struct iwl_trans *trans, struct iwl_fw_runtime *fwrt); +#else +static inline +void iwl_uefi_get_sgom_table(struct iwl_trans *trans, struct iwl_fw_runtime *fwrt) +{ +} +#endif #endif /* __iwl_fw_uefi__ */ |