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[PATCH v5 08/11] wifi: cfg80211: add monitor SKIP_TX flag

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This can be used to indicate that the user is not interested in receiving
locally sent packets on the monitor interface.

Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
---
 include/net/cfg80211.h       | 2 ++
 include/uapi/linux/nl80211.h | 2 ++
 net/wireless/nl80211.c       | 1 +
 3 files changed, 5 insertions(+)

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 045866b9ffb9..c5c7ccad439e 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -2269,6 +2269,7 @@ static inline int cfg80211_get_station(struct net_device *dev,
  * @MONITOR_FLAG_OTHER_BSS: disable BSSID filtering
  * @MONITOR_FLAG_COOK_FRAMES: report frames after processing
  * @MONITOR_FLAG_ACTIVE: active monitor, ACKs frames on its MAC address
+ * @MONITOR_FLAG_SKIP_TX: do not pass locally transmitted frames
  */
 enum monitor_flags {
 	MONITOR_FLAG_CHANGED		= BIT(__NL80211_MNTR_FLAG_INVALID),
@@ -2278,6 +2279,7 @@ enum monitor_flags {
 	MONITOR_FLAG_OTHER_BSS		= BIT(NL80211_MNTR_FLAG_OTHER_BSS),
 	MONITOR_FLAG_COOK_FRAMES	= BIT(NL80211_MNTR_FLAG_COOK_FRAMES),
 	MONITOR_FLAG_ACTIVE		= BIT(NL80211_MNTR_FLAG_ACTIVE),
+	MONITOR_FLAG_SKIP_TX		= BIT(NL80211_MNTR_FLAG_SKIP_TX),
 };
 
 /**
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 1b8827f920ff..6d11437596b9 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -4703,6 +4703,7 @@ enum nl80211_survey_info {
  *	overrides all other flags.
  * @NL80211_MNTR_FLAG_ACTIVE: use the configured MAC address
  *	and ACK incoming unicast packets.
+ * @NL80211_MNTR_FLAG_SKIP_TX: do not pass local tx packets
  *
  * @__NL80211_MNTR_FLAG_AFTER_LAST: internal use
  * @NL80211_MNTR_FLAG_MAX: highest possible monitor flag
@@ -4715,6 +4716,7 @@ enum nl80211_mntr_flags {
 	NL80211_MNTR_FLAG_OTHER_BSS,
 	NL80211_MNTR_FLAG_COOK_FRAMES,
 	NL80211_MNTR_FLAG_ACTIVE,
+	NL80211_MNTR_FLAG_SKIP_TX,
 
 	/* keep last */
 	__NL80211_MNTR_FLAG_AFTER_LAST,
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 72749cdda091..8d997fafd5f6 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4206,6 +4206,7 @@ static const struct nla_policy mntr_flags_policy[NL80211_MNTR_FLAG_MAX + 1] = {
 	[NL80211_MNTR_FLAG_OTHER_BSS] = { .type = NLA_FLAG },
 	[NL80211_MNTR_FLAG_COOK_FRAMES] = { .type = NLA_FLAG },
 	[NL80211_MNTR_FLAG_ACTIVE] = { .type = NLA_FLAG },
+	[NL80211_MNTR_FLAG_SKIP_TX] = { .type = NLA_FLAG },
 };
 
 static int parse_monitor_flags(struct nlattr *nla, u32 *mntrflags)
-- 
git-series 0.9.1




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