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iwlwifi: acpi: evaluate dsm to enable 5.2 bands in Indonesia

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Evaluate the appropriate DSM from ACPI to enable 5.15,5.35 GHz
bands in Indonesia. If enabled send LARI_CONFIG_CHANGE cmd to fw.

Signed-off-by: Gil Adam <gil.adam@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.f549b75bfdac.Iac74a6ffe45aff887cea13ee1d31b100ca11e249@changeid
This commit is contained in:
Gil Adam 2020-05-29 09:39:25 +03:00 committed by Luca Coelho
parent 9db93491f2
commit f5b1cb2e61
2 changed files with 75 additions and 2 deletions
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34
drivers/net/wireless/intel/iwlwifi/fw/api/nvm-reg.h
View File

@ -8,7 +8,7 @@
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* Copyright(C) 2018 - 2019 Intel Corporation
* Copyright(C) 2018 - 2020 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@ -31,7 +31,7 @@
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* Copyright(C) 2018 - 2019 Intel Corporation
* Copyright(C) 2018 - 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -74,6 +74,11 @@ enum iwl_regulatory_and_nvm_subcmd_ids {
*/
NVM_ACCESS_COMPLETE = 0x0,
/**
* @LARI_CONFIG_CHANGE: &struct iwl_lari_config_change_cmd
*/
LARI_CONFIG_CHANGE = 0x1,
/**
* @NVM_GET_INFO:
* Command is &struct iwl_nvm_get_info,
@ -446,4 +451,29 @@ struct iwl_tas_config_cmd {
__le32 black_list_size;
__le32 black_list_array[IWL_TAS_BLACK_LIST_MAX];
} __packed; /* TAS_CONFIG_CMD_API_S_VER_2 */
/**
* enum iwl_lari_configs - 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
*/
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),
};
/**
* struct iwl_lari_config_change_cmd - change LARI configuration
* @config_bitmap: bit map of the config commands. each bit will trigger a
* different predefined FW config operation
*/
struct iwl_lari_config_change_cmd {
__le32 config_bitmap;
} __packed; /* LARI_CHANGE_CONF_CMD_S_VER_1 */
#endif /* __iwl_fw_api_nvm_reg_h__ */

43
drivers/net/wireless/intel/iwlwifi/mvm/fw.c
View File

@ -988,6 +988,44 @@ static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
if (ret < 0)
IWL_DEBUG_RADIO(mvm, "failed to send TAS_CONFIG (%d)\n", ret);
}
static bool iwl_mvm_eval_dsm_indonesia_5g2(struct iwl_mvm *mvm)
{
int ret = iwl_acpi_get_dsm_u8((&mvm->fwrt)->dev, 0,
DSM_FUNC_ENABLE_INDONESIA_5G2);
IWL_DEBUG_RADIO(mvm,
"Evaluated DSM function ENABLE_INDONESIA_5G2, ret=%d\n",
ret);
return ret == 1;
}
static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
{
int ret;
struct iwl_lari_config_change_cmd cmd = {};
if (iwl_mvm_eval_dsm_indonesia_5g2(mvm))
cmd.config_bitmap |=
cpu_to_le32(LARI_CONFIG_ENABLE_5G2_IN_INDONESIA_MSK);
/* apply more config masks here */
if (cmd.config_bitmap) {
IWL_DEBUG_RADIO(mvm,
"sending LARI_CONFIG_CHANGE, config_bitmap=0x%x\n",
le32_to_cpu(cmd.config_bitmap));
ret = iwl_mvm_send_cmd_pdu(mvm,
WIDE_ID(REGULATORY_AND_NVM_GROUP,
LARI_CONFIG_CHANGE),
0, sizeof(cmd), &cmd);
if (ret < 0)
IWL_DEBUG_RADIO(mvm,
"Failed to send LARI_CONFIG_CHANGE (%d)\n",
ret);
}
}
#else /* CONFIG_ACPI */
inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm,
@ -1019,6 +1057,10 @@ static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
{
}
static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
{
}
#endif /* CONFIG_ACPI */
void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
@ -1293,6 +1335,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
if (ret)
goto error;
iwl_mvm_lari_cfg(mvm);
/*
* RTNL is not taken during Ct-kill, but we don't need to scan/Tx
* anyway, so don't init MCC.