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authorGregory Greenman <gregory.greenman@intel.com>2023-04-30 20:18:30 +0300
committerJohannes Berg <johannes.berg@intel.com>2023-05-16 10:16:51 -0700
commit9e26f098a2a5a4c4cd327ad911ed2eb9a067a7b8 (patch)
treee5992d53ed52980130132cef2f0c0024df0c10fd
parent13ad2b1eeacd48ec0f31f55964e6dc7dfc2c0299 (diff)
downloadlinux-9e26f098a2a5a4c4cd327ad911ed2eb9a067a7b8.tar.gz
wifi: iwlwifi: mvm: rfi: disable RFI feature
This feature depends on a platform bugfix. Until we have a mechanism that can verify a platform has the required bugfix, disable RFI. Fixes: ef3ed33dfc8f ("wifi: iwlwifi: bump FW API to 77 for AX devices") Reported-by: Jeff Chua <jeff.chua.linux@gmail.com> Link: https://lore.kernel.org/linux-wireless/CAAJw_ZvZdFpw9W2Hisc9c2BAFbYAnQuaFFaFG6N7qPUP2fOL_w@mail.gmail.com/ Signed-off-by: Gregory Greenman <gregory.greenman@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/fw.c3
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mvm.h1
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/rfi.c16
3 files changed, 15 insertions, 5 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index b35c96cf7ad24d..e2573a9d6f27c1 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -1727,8 +1727,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
iwl_mvm_tas_init(mvm);
iwl_mvm_leds_sync(mvm);
- if (fw_has_capa(&mvm->fw->ucode_capa,
- IWL_UCODE_TLV_CAPA_RFIM_SUPPORT)) {
+ if (iwl_rfi_supported(mvm)) {
if (iwl_mvm_eval_dsm_rfi(mvm) == DSM_VALUE_RFI_ENABLE)
iwl_rfi_send_config_cmd(mvm, NULL);
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index 6e7470d3a826d3..9e5008e0e47f5c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -2347,6 +2347,7 @@ int iwl_mvm_mld_update_sta_keys(struct iwl_mvm *mvm,
u32 old_sta_mask,
u32 new_sta_mask);
+bool iwl_rfi_supported(struct iwl_mvm *mvm);
int iwl_rfi_send_config_cmd(struct iwl_mvm *mvm,
struct iwl_rfi_lut_entry *rfi_table);
struct iwl_rfi_freq_table_resp_cmd *iwl_rfi_get_freq_table(struct iwl_mvm *mvm);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c b/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
index bb77bc9aa8218a..2ecd32bed752ff 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rfi.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
- * Copyright (C) 2020 - 2021 Intel Corporation
+ * Copyright (C) 2020 - 2022 Intel Corporation
*/
#include "mvm.h"
@@ -70,6 +70,16 @@ static const struct iwl_rfi_lut_entry iwl_rfi_table[IWL_RFI_LUT_SIZE] = {
PHY_BAND_6, PHY_BAND_6,}},
};
+bool iwl_rfi_supported(struct iwl_mvm *mvm)
+{
+ /* The feature depends on a platform bugfix, so for now
+ * it's always disabled.
+ * When the platform support detection is implemented we should
+ * check FW TLV and platform support instead.
+ */
+ return false;
+}
+
int iwl_rfi_send_config_cmd(struct iwl_mvm *mvm, struct iwl_rfi_lut_entry *rfi_table)
{
int ret;
@@ -81,7 +91,7 @@ int iwl_rfi_send_config_cmd(struct iwl_mvm *mvm, struct iwl_rfi_lut_entry *rfi_t
.len[0] = sizeof(cmd),
};
- if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_RFIM_SUPPORT))
+ if (!iwl_rfi_supported(mvm))
return -EOPNOTSUPP;
lockdep_assert_held(&mvm->mutex);
@@ -113,7 +123,7 @@ struct iwl_rfi_freq_table_resp_cmd *iwl_rfi_get_freq_table(struct iwl_mvm *mvm)
.flags = CMD_WANT_SKB,
};
- if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_RFIM_SUPPORT))
+ if (!iwl_rfi_supported(mvm))
return ERR_PTR(-EOPNOTSUPP);
mutex_lock(&mvm->mutex);