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nl80211/cfg80211: add BSS color to NDP ranging parameters

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In NDP ranging, the initiator need to set the BSS color in the NDP
to the BSS color of the responder. Add the BSS color as a parameter
for NDP ranging.

Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210618133832.f097a6144b59.I27dec8b994df52e691925ea61be4dd4fa6d396c0@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Avraham Stern 2021-06-18 13:41:36 +03:00 committed by Johannes Berg
parent d8b261548d
commit dd3e4fc75b
3 changed files with 23 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
include/net/cfg80211.h
View File

@ -7,7 +7,7 @@
* Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright 2015-2017 Intel Deutschland GmbH
* Copyright (C) 2018-2020 Intel Corporation
* Copyright (C) 2018-2021 Intel Corporation
*/
#include <linux/ethtool.h>
@ -3521,7 +3521,10 @@ struct cfg80211_pmsr_result {
* If neither @trigger_based nor @non_trigger_based is set,
* EDCA based ranging will be used.
* @lmr_feedback: negotiate for I2R LMR feedback. Only valid if either
* @trigger_based or @non_trigger_based is set.
* @trigger_based or @non_trigger_based is set.
* @bss_color: the bss color of the responder. Optional. Set to zero to
* indicate the driver should set the BSS color. Only valid if
* @non_trigger_based or @trigger_based is set.
*
* See also nl80211 for the respective attribute documentation.
*/
@ -3539,6 +3542,7 @@ struct cfg80211_pmsr_ftm_request_peer {
u8 burst_duration;
u8 ftms_per_burst;
u8 ftmr_retries;
u8 bss_color;
};
/**

6
include/uapi/linux/nl80211.h
View File

@ -11,7 +11,7 @@
* Copyright 2008 Jouni Malinen <jouni.malinen@atheros.com>
* Copyright 2008 Colin McCabe <colin@cozybit.com>
* Copyright 2015-2017 Intel Deutschland GmbH
* Copyright (C) 2018-2020 Intel Corporation
* Copyright (C) 2018-2021 Intel Corporation
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@ -6912,6 +6912,9 @@ enum nl80211_peer_measurement_ftm_capa {
* @NL80211_PMSR_FTM_REQ_ATTR_LMR_FEEDBACK: negotiate for LMR feedback. Only
* valid if either %NL80211_PMSR_FTM_REQ_ATTR_TRIGGER_BASED or
* %NL80211_PMSR_FTM_REQ_ATTR_NON_TRIGGER_BASED is set.
* @NL80211_PMSR_FTM_REQ_ATTR_BSS_COLOR: optional. The BSS color of the
* responder. Only valid if %NL80211_PMSR_FTM_REQ_ATTR_NON_TRIGGER_BASED
* or %NL80211_PMSR_FTM_REQ_ATTR_TRIGGER_BASED is set.
*
* @NUM_NL80211_PMSR_FTM_REQ_ATTR: internal
* @NL80211_PMSR_FTM_REQ_ATTR_MAX: highest attribute number
@ -6931,6 +6934,7 @@ enum nl80211_peer_measurement_ftm_req {
NL80211_PMSR_FTM_REQ_ATTR_TRIGGER_BASED,
NL80211_PMSR_FTM_REQ_ATTR_NON_TRIGGER_BASED,
NL80211_PMSR_FTM_REQ_ATTR_LMR_FEEDBACK,
NL80211_PMSR_FTM_REQ_ATTR_BSS_COLOR,
/* keep last */
NUM_NL80211_PMSR_FTM_REQ_ATTR,

12
net/wireless/pmsr.c
View File

@ -168,6 +168,18 @@ static int pmsr_parse_ftm(struct cfg80211_registered_device *rdev,
return -EINVAL;
}
if (tb[NL80211_PMSR_FTM_REQ_ATTR_BSS_COLOR]) {
if (!out->ftm.non_trigger_based && !out->ftm.trigger_based) {
NL_SET_ERR_MSG_ATTR(info->extack,
tb[NL80211_PMSR_FTM_REQ_ATTR_BSS_COLOR],
"FTM: BSS color set for EDCA based ranging");
return -EINVAL;
}
out->ftm.bss_color =
nla_get_u8(tb[NL80211_PMSR_FTM_REQ_ATTR_BSS_COLOR]);
}
return 0;
}