diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c
index b26f90e522564..e83ce797a68b1 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c
@@ -1011,6 +1011,7 @@ __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt)
{
int ret;
u8 value;
+ u32 val;
__le32 config_bitmap = 0;
/*
@@ -1039,6 +1040,23 @@ __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt)
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)) {
+ /*
+ ** Evaluate func 'DSM_FUNC_REGULATORY_CONFIG'
+ */
+ ret = iwl_acpi_get_dsm_u32(fwrt->dev, 0,
+ DSM_FUNC_REGULATORY_CONFIG,
+ &iwl_guid, &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_acpi_get_lari_config_bitmap);
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h
index c36c62d6414de..d129fc66d8bbe 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h
@@ -134,6 +134,7 @@ enum iwl_dsm_funcs_rev_0 {
DSM_FUNC_DISABLE_SRD = 1,
DSM_FUNC_ENABLE_INDONESIA_5G2 = 2,
DSM_FUNC_ENABLE_6E = 3,
+ DSM_FUNC_REGULATORY_CONFIG = 4,
DSM_FUNC_11AX_ENABLEMENT = 6,
DSM_FUNC_ENABLE_UNII4_CHAN = 7,
DSM_FUNC_ACTIVATE_CHANNEL = 8,
@@ -164,6 +165,10 @@ enum iwl_dsm_values_rfi {
DSM_VALUE_RFI_MAX
};
+enum iwl_dsm_masks_reg {
+ DSM_MASK_CHINA_22_REG = BIT(2)
+};
+
#ifdef CONFIG_ACPI
struct iwl_fw_runtime;
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
index 28bfabb399b2f..c4577219c5015 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
- * Copyright (C) 2012-2014, 2018-2022 Intel Corporation
+ * Copyright (C) 2012-2014, 2018-2023 Intel Corporation
* Copyright (C) 2013-2015 Intel Mobile Communications GmbH
* Copyright (C) 2016-2017 Intel Deutschland GmbH
*/
@@ -480,18 +480,20 @@ union iwl_tas_config_cmd {
struct iwl_tas_config_cmd_v4 v4;
};
/**
- * enum iwl_lari_configs - bit masks for the various LARI config operations
+ * enum iwl_lari_config_masks - bit masks for the various LARI config operations
* @LARI_CONFIG_DISABLE_11AC_UKRAINE_MSK: disable 11ac in ukraine
* @LARI_CONFIG_CHANGE_ETSI_TO_PASSIVE_MSK: ETSI 5.8GHz SRD passive scan
* @LARI_CONFIG_CHANGE_ETSI_TO_DISABLED_MSK: ETSI 5.8GHz SRD disabled
* @LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK: enable 5.15/5.35GHz bands in
* Indonesia
+ * @LARI_CONFIG_ENABLE_CHINA_22_REG_SUPPORT_MSK: enable 2022 china regulatory
*/
enum iwl_lari_config_masks {
LARI_CONFIG_DISABLE_11AC_UKRAINE_MSK = BIT(0),
LARI_CONFIG_CHANGE_ETSI_TO_PASSIVE_MSK = BIT(1),
LARI_CONFIG_CHANGE_ETSI_TO_DISABLED_MSK = BIT(2),
LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK = BIT(3),
+ LARI_CONFIG_ENABLE_CHINA_22_REG_SUPPORT_MSK = BIT(7),
};
#define IWL_11AX_UKRAINE_MASK 3
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
index 3cdbc6ac7ae5d..b8d4a4d571e77 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
- * Copyright (C) 2012-2014, 2018-2020 Intel Corporation
+ * Copyright (C) 2012-2014, 2018-2023 Intel Corporation
* Copyright (C) 2013-2015 Intel Mobile Communications GmbH
* Copyright (C) 2016-2017 Intel Deutschland GmbH
*/
@@ -342,6 +342,12 @@ static int iwl_dbgfs_fw_info_seq_show(struct seq_file *seq, void *v)
" %d: %d\n",
IWL_UCODE_TLV_CAPA_PPAG_CHINA_BIOS_SUPPORT,
has_capa);
+ has_capa = fw_has_capa(&fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_CHINA_22_REG_SUPPORT) ? 1 : 0;
+ seq_printf(seq,
+ " %d: %d\n",
+ IWL_UCODE_TLV_CAPA_CHINA_22_REG_SUPPORT,
+ has_capa);
seq_puts(seq, "fw_api_ver:\n");
}
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h
index 41841524f983f..7e0894ea1005d 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/file.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
- * Copyright (C) 2008-2014, 2018-2021 Intel Corporation
+ * Copyright (C) 2008-2014, 2018-2023 Intel Corporation
* Copyright (C) 2013-2015 Intel Mobile Communications GmbH
* Copyright (C) 2016-2017 Intel Deutschland GmbH
*/
@@ -472,6 +472,7 @@ enum iwl_ucode_tlv_capa {
IWL_UCODE_TLV_CAPA_OFFLOAD_BTM_SUPPORT = (__force iwl_ucode_tlv_capa_t)113,
IWL_UCODE_TLV_CAPA_STA_EXP_MFP_SUPPORT = (__force iwl_ucode_tlv_capa_t)114,
IWL_UCODE_TLV_CAPA_SNIFF_VALIDATE_SUPPORT = (__force iwl_ucode_tlv_capa_t)116,
+ IWL_UCODE_TLV_CAPA_CHINA_22_REG_SUPPORT = (__force iwl_ucode_tlv_capa_t)117,
NUM_IWL_UCODE_TLV_CAPA
/*