diff mbox series

[v5,1/3] wifi: cfg80211: send link id in channel_switch ops

Message ID 20240125130410.827701-2-quic_adisi@quicinc.com
State Superseded
Headers show
Series wifi: cfg80211/mac80211: add link_id handling in AP channel switch during Multi-Link Operation | expand

Commit Message

Aditya Kumar Singh Jan. 25, 2024, 1:04 p.m. UTC 
Currently, during channel switch, no link id information is passed
due to which channel switch is carried on deflink always. In order
to support channel switch during Multi Link Operation, it is
required to pass link id as well.

Add changes to pass link id in the channel_switch cfg80211_ops.

Signed-off-by: Aditya Kumar Singh <quic_adisi@quicinc.com>
---
 include/net/cfg80211.h | 3 +++
 net/wireless/nl80211.c | 1 +
 net/wireless/trace.h   | 7 +++++--
 3 files changed, 9 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index cf79656ce09c..098a4f10fdfd 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1531,6 +1531,8 @@  struct cfg80211_ap_update {
  * @punct_bitmap: Preamble puncturing bitmap. Each bit represents
  *	a 20 MHz channel, lowest bit corresponding to the lowest channel.
  *	Bit set to 1 indicates that the channel is punctured.
+ * @link_id: defines the link on which channel switch is expected during
+ *	     MLO. 0 is case of non-MLO.
  */
 struct cfg80211_csa_settings {
 	struct cfg80211_chan_def chandef;
@@ -1544,6 +1546,7 @@  struct cfg80211_csa_settings {
 	bool block_tx;
 	u8 count;
 	u16 punct_bitmap;
+	u8 link_id;
 };
 
 /**
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 60877b532993..7022e34d0a93 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -10277,6 +10277,7 @@  static int nl80211_channel_switch(struct sk_buff *skb, struct genl_info *info)
 			goto free;
 	}
 
+	params.link_id = link_id;
 	err = rdev_channel_switch(rdev, dev, &params);
 
 free:
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index 1f374c8a17a5..2af58f5fbf51 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -2324,6 +2324,7 @@  TRACE_EVENT(rdev_channel_switch,
 		__field(u8, count)
 		__dynamic_array(u16, bcn_ofs, params->n_counter_offsets_beacon)
 		__dynamic_array(u16, pres_ofs, params->n_counter_offsets_presp)
+		__field(u8, link_id)
 	),
 	TP_fast_assign(
 		WIPHY_ASSIGN;
@@ -2341,11 +2342,13 @@  TRACE_EVENT(rdev_channel_switch,
 			memcpy(__get_dynamic_array(pres_ofs),
 			       params->counter_offsets_presp,
 			       params->n_counter_offsets_presp * sizeof(u16));
+		__entry->link_id = params->link_id;
 	),
 	TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT
-		  ", block_tx: %d, count: %u, radar_required: %d",
+		  ", block_tx: %d, count: %u, radar_required: %d link_id: %d",
 		  WIPHY_PR_ARG, NETDEV_PR_ARG, CHAN_DEF_PR_ARG,
-		  __entry->block_tx, __entry->count, __entry->radar_required)
+		  __entry->block_tx, __entry->count, __entry->radar_required,
+		  __entry->link_id)
 );
 
 TRACE_EVENT(rdev_set_qos_map,