| /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ |
| /* |
| * Copyright(c) 2021-2023 Intel Corporation |
| */ |
| #ifndef __iwl_fw_uefi__ |
| #define __iwl_fw_uefi__ |
| |
| #define IWL_UEFI_OEM_PNVM_NAME L"UefiCnvWlanOemSignedPnvm" |
| #define IWL_UEFI_REDUCED_POWER_NAME L"UefiCnvWlanReducedPower" |
| #define IWL_UEFI_SGOM_NAME L"UefiCnvWlanSarGeoOffsetMapping" |
| #define IWL_UEFI_STEP_NAME L"UefiCnvCommonSTEP" |
| #define IWL_UEFI_UATS_NAME L"CnvUefiWlanUATS" |
| |
| #define IWL_SGOM_MAP_SIZE 339 |
| #define IWL_UATS_MAP_SIZE 339 |
| |
| struct pnvm_sku_package { |
| u8 rev; |
| u32 total_size; |
| u8 n_skus; |
| u32 reserved[2]; |
| u8 data[]; |
| } __packed; |
| |
| struct uefi_cnv_wlan_sgom_data { |
| u8 revision; |
| u8 offset_map[IWL_SGOM_MAP_SIZE - 1]; |
| } __packed; |
| |
| struct uefi_cnv_wlan_uats_data { |
| u8 revision; |
| u8 offset_map[IWL_UATS_MAP_SIZE - 1]; |
| } __packed; |
| |
| struct uefi_cnv_common_step_data { |
| u8 revision; |
| u8 step_mode; |
| u8 cnvi_eq_channel; |
| u8 cnvr_eq_channel; |
| u8 radio1; |
| u8 radio2; |
| } __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); |
| u8 *iwl_uefi_get_reduced_power(struct iwl_trans *trans, size_t *len); |
| int iwl_uefi_reduce_power_parse(struct iwl_trans *trans, |
| const u8 *data, size_t len, |
| struct iwl_pnvm_image *pnvm_data); |
| void iwl_uefi_get_step_table(struct iwl_trans *trans); |
| int iwl_uefi_handle_tlv_mem_desc(struct iwl_trans *trans, const u8 *data, |
| u32 tlv_len, struct iwl_pnvm_image *pnvm_data); |
| #else /* CONFIG_EFI */ |
| static inline void *iwl_uefi_get_pnvm(struct iwl_trans *trans, size_t *len) |
| { |
| return ERR_PTR(-EOPNOTSUPP); |
| } |
| |
| static inline int |
| iwl_uefi_reduce_power_parse(struct iwl_trans *trans, |
| const u8 *data, size_t len, |
| struct iwl_pnvm_image *pnvm_data) |
| { |
| return -EOPNOTSUPP; |
| } |
| |
| static inline u8 * |
| iwl_uefi_get_reduced_power(struct iwl_trans *trans, size_t *len) |
| { |
| return ERR_PTR(-EOPNOTSUPP); |
| } |
| |
| static inline void iwl_uefi_get_step_table(struct iwl_trans *trans) |
| { |
| } |
| |
| static inline int |
| iwl_uefi_handle_tlv_mem_desc(struct iwl_trans *trans, const u8 *data, |
| u32 tlv_len, struct iwl_pnvm_image *pnvm_data) |
| { |
| return 0; |
| } |
| #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); |
| int iwl_uefi_get_uats_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) |
| { |
| } |
| |
| static inline |
| int iwl_uefi_get_uats_table(struct iwl_trans *trans, |
| struct iwl_fw_runtime *fwrt) |
| { |
| return 0; |
| } |
| |
| #endif |
| #endif /* __iwl_fw_uefi__ */ |
