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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/utils.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/utils.c29
1 files changed, 28 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
index ab56ff87c6..47283a358f 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
- * Copyright (C) 2012-2014, 2018-2023 Intel Corporation
+ * Copyright (C) 2012-2014, 2018-2024 Intel Corporation
* Copyright (C) 2013-2014 Intel Mobile Communications GmbH
* Copyright (C) 2015-2017 Intel Deutschland GmbH
*/
@@ -344,6 +344,26 @@ static bool iwl_wait_stats_complete(struct iwl_notif_wait_data *notif_wait,
return true;
}
+#define PERIODIC_STAT_RATE 5
+
+int iwl_mvm_request_periodic_system_statistics(struct iwl_mvm *mvm, bool enable)
+{
+ u32 flags = enable ? 0 : IWL_STATS_CFG_FLG_DISABLE_NTFY_MSK;
+ u32 type = enable ? (IWL_STATS_NTFY_TYPE_ID_OPER |
+ IWL_STATS_NTFY_TYPE_ID_OPER_PART1) : 0;
+ struct iwl_system_statistics_cmd system_cmd = {
+ .cfg_mask = cpu_to_le32(flags),
+ .config_time_sec = cpu_to_le32(enable ?
+ PERIODIC_STAT_RATE : 0),
+ .type_id_mask = cpu_to_le32(type),
+ };
+
+ return iwl_mvm_send_cmd_pdu(mvm,
+ WIDE_ID(SYSTEM_GROUP,
+ SYSTEM_STATISTICS_CMD),
+ 0, sizeof(system_cmd), &system_cmd);
+}
+
static int iwl_mvm_request_system_statistics(struct iwl_mvm *mvm, bool clear,
u8 cmd_ver)
{
@@ -415,6 +435,13 @@ int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear)
IWL_FW_CMD_VER_UNKNOWN);
int ret;
+ /*
+ * Don't request statistics during restart, they'll not have any useful
+ * information right after restart, nor is clearing needed
+ */
+ if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
+ return 0;
+
if (cmd_ver != IWL_FW_CMD_VER_UNKNOWN)
return iwl_mvm_request_system_statistics(mvm, clear, cmd_ver);