diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2021-01-17 14:10:32 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2021-02-05 12:52:30 +0300 |
| commit | f7d6ef33a779c866721eea2b980f51bda1994a04 (patch) | |
| tree | 6fd6e2955f48efdfd269cfe94ba08f06925f10e0 /drivers/net/wireless/intel/iwlwifi/fw | |
| parent | 96a603803debd28a9de218f90712d81bad578b76 (diff) | |
| download | linux-f7d6ef33a779c866721eea2b980f51bda1994a04.tar.xz | |
iwlwifi: mvm: handle CCA-EXT delay firmware notification
If there are frequent CCA delays due to the extension channel
as detected by the firmware, and we're on 2.4 GHz, then handle
this by disconnecting (with a reconnect hint).
When we disconnect, we'll also update our capabilities to use
only 20 MHz on the next connection (if it's on 2.4 GHz) as to
avoid the use of the extension channel that has too much noise.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210117130510.4de9c363b0b5.I709b7e6f73a7537c53f22d7418927691259de8a8@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h b/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h index b472f08b06e6..d299bba3aa54 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2012-2014, 2018-2019 Intel Corporation + * Copyright (C) 2012-2014, 2018-2020 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -53,6 +53,12 @@ enum iwl_data_path_subcmd_ids { CHEST_COLLECTOR_FILTER_CONFIG_CMD = 0x14, /** + * @MONITOR_NOTIF: Datapath monitoring notification, using + * &struct iwl_datapath_monitor_notif + */ + MONITOR_NOTIF = 0xF4, + + /** * @RX_NO_DATA_NOTIF: &struct iwl_rx_no_data */ RX_NO_DATA_NOTIF = 0xF5, @@ -153,4 +159,14 @@ struct iwl_channel_estimation_cfg { __le64 frame_types; } __packed; /* CHEST_COLLECTOR_FILTER_CMD_API_S_VER_1 */ +enum iwl_datapath_monitor_notif_type { + IWL_DP_MON_NOTIF_TYPE_EXT_CCA, +}; + +struct iwl_datapath_monitor_notif { + __le32 type; + u8 mac_id; + u8 reserved[3]; +} __packed; /* MONITOR_NTF_API_S_VER_1 */ + #endif /* __iwl_fw_api_datapath_h__ */ |