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wifi: nl80211: remove the FTMs per burst limit for NDP ranging

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In NDP ranging, the number of NDP exchanges is not negotiated
and thus is not limited by the protocol. Remove the limit on
FTMs per burst for trigger based and non trigger based ranging.

Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240605135233.916e228537d9.I5fe4c1cefa1c1328726e7615dd5a0d861c694381@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Avraham Stern 2024-06-05 13:57:16 +03:00 committed by Johannes Berg
parent 91b193d546
commit f737b70434
2 changed files with 10 additions and 3 deletions
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3
net/wireless/nl80211.c
View File

@ -315,8 +315,7 @@ nl80211_pmsr_ftm_req_attr_policy[NL80211_PMSR_FTM_REQ_ATTR_MAX + 1] = {
[NL80211_PMSR_FTM_REQ_ATTR_BURST_PERIOD] = { .type = NLA_U16 },
[NL80211_PMSR_FTM_REQ_ATTR_BURST_DURATION] =
NLA_POLICY_MAX(NLA_U8, 15),
[NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST] =
NLA_POLICY_MAX(NLA_U8, 31),
[NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST] = { .type = NLA_U8 },
[NL80211_PMSR_FTM_REQ_ATTR_NUM_FTMR_RETRIES] = { .type = NLA_U8 },
[NL80211_PMSR_FTM_REQ_ATTR_REQUEST_LCI] = { .type = NLA_FLAG },
[NL80211_PMSR_FTM_REQ_ATTR_REQUEST_CIVICLOC] = { .type = NLA_FLAG },

10
net/wireless/pmsr.c
View File

@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2018 - 2021, 2023 Intel Corporation
* Copyright (C) 2018 - 2021, 2023 - 2024 Intel Corporation
*/
#include <net/cfg80211.h>
#include "core.h"
@ -148,6 +148,14 @@ static int pmsr_parse_ftm(struct cfg80211_registered_device *rdev,
return -EINVAL;
}
if (out->ftm.ftms_per_burst > 31 && !out->ftm.non_trigger_based &&
!out->ftm.trigger_based) {
NL_SET_ERR_MSG_ATTR(info->extack,
tb[NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST],
"FTM: FTMs per burst must be set lower than 31");
return -ERANGE;
}
if ((out->ftm.trigger_based || out->ftm.non_trigger_based) &&
out->ftm.preamble != NL80211_PREAMBLE_HE) {
NL_SET_ERR_MSG_ATTR(info->extack,