From: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
To: <johannes@sipsolutions.net>
Cc: <linux-wireless@vger.kernel.org>
Subject: [PATCH 3/3] nl80211: Add support to send MLO link ID info in channel switch events
Date: Fri, 22 Jul 2022 18:41:43 +0530 [thread overview]
Message-ID: <20220722131143.3438042-2-quic_vjakkam@quicinc.com> (raw)
In-Reply-To: <20220722131143.3438042-1-quic_vjakkam@quicinc.com>
Add support to send MLO link ID information in
NL80211_CMD_CH_SWITCH_NOTIFY and NL80211_CMD_CH_SWITCH_STARTED_NOTIFY
for userspace to know on which link the event is triggered.
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
---
net/wireless/nl80211.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 42430749913f..cd177d2a99bb 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -18809,6 +18809,7 @@ EXPORT_SYMBOL(cfg80211_pmksa_candidate_notify);
static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
struct net_device *netdev,
+ unsigned int link_id,
struct cfg80211_chan_def *chandef,
gfp_t gfp,
enum nl80211_commands notif,
@@ -18816,6 +18817,7 @@ static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
{
struct sk_buff *msg;
void *hdr;
+ struct wireless_dev *wdev = netdev->ieee80211_ptr;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, gfp);
if (!msg)
@@ -18830,6 +18832,10 @@ static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev,
if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex))
goto nla_put_failure;
+ if (wdev->valid_links &&
+ nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link_id))
+ goto nla_put_failure;
+
if (nl80211_send_chandef(msg, chandef))
goto nla_put_failure;
@@ -18889,7 +18895,7 @@ void cfg80211_ch_switch_notify(struct net_device *dev,
cfg80211_sched_dfs_chan_update(rdev);
- nl80211_ch_switch_notify(rdev, dev, chandef, GFP_KERNEL,
+ nl80211_ch_switch_notify(rdev, dev, link_id, chandef, GFP_KERNEL,
NL80211_CMD_CH_SWITCH_NOTIFY, 0, false);
}
EXPORT_SYMBOL(cfg80211_ch_switch_notify);
@@ -18908,7 +18914,7 @@ void cfg80211_ch_switch_started_notify(struct net_device *dev,
trace_cfg80211_ch_switch_started_notify(dev, chandef, link_id);
- nl80211_ch_switch_notify(rdev, dev, chandef, GFP_KERNEL,
+ nl80211_ch_switch_notify(rdev, dev, link_id, chandef, GFP_KERNEL,
NL80211_CMD_CH_SWITCH_STARTED_NOTIFY,
count, quiet);
}
--
2.25.1
prev parent reply other threads:[~2022-07-22 13:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-22 13:11 [PATCH 2/3] cfg80211: Add link_id to cfg80211_ch_switch_started_notify() Veerendranath Jakkam
2022-07-22 13:11 ` Veerendranath Jakkam [this message]
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