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From:   viktor.barna@celeno.com
To:     linux-wireless@vger.kernel.org
Cc:     Kalle Valo <kvalo@codeaurora.org>,
        "David S . Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Aviad Brikman <aviad.brikman@celeno.com>,
        Eliav Farber <eliav.farber@gmail.com>,
        Oleksandr Savchenko <oleksandr.savchenko@celeno.com>,
        Shay Bar <shay.bar@celeno.com>,
        Viktor Barna <viktor.barna@celeno.com>
Subject: [RFC v1 117/256] cl8k: add netlink.c
Date:   Thu, 17 Jun 2021 16:00:04 +0000
Message-Id: <20210617160223.160998-118-viktor.barna@celeno.com>
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From: Viktor Barna <viktor.barna@celeno.com>

(Part of the split. Please, take a look at the cover letter for more
details).

Signed-off-by: Viktor Barna <viktor.barna@celeno.com>
---
 drivers/net/wireless/celeno/cl8k/netlink.c | 41 ++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 drivers/net/wireless/celeno/cl8k/netlink.c

diff --git a/drivers/net/wireless/celeno/cl8k/netlink.c b/drivers/net/wirel=
ess/celeno/cl8k/netlink.c
new file mode 100644
index 000000000000..cc03575704ad
--- /dev/null
+++ b/drivers/net/wireless/celeno/cl8k/netlink.c
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: MIT
+/* Copyright(c) 2019-2021, Celeno Communications Ltd. */
+
+#include <linux/kernel.h>
+#include <linux/version.h>
+#include <linux/socket.h>
+#include <linux/rtnetlink.h>
+#include <net/cfg80211.h>
+
+#include "netlink.h"
+
+void cl_netlink_send_async(struct cl_hw *cl_hw, struct cl_nl_event *event)
+{
+       struct sk_buff *skb =3D NULL;
+       int msg_len;
+
+       msg_len =3D sizeof(*event);
+       skb =3D cfg80211_vendor_event_alloc(cl_hw->hw->wiphy, NULL, msg_len=
,
+                                         CL_VENDOR_EVENT_ASYNC, GFP_ATOMIC=
);
+       if (!skb) {
+               cl_dbg_err(cl_hw, "vendor_event_alloc(len:%u) failed\n", ms=
g_len);
+               return;
+       }
+
+       if (nla_put(skb, CL_VENDOR_ATTR_DATA, msg_len, event)) {
+               kfree_skb(skb);
+               return;
+       }
+
+       cfg80211_vendor_event(skb, GFP_ATOMIC);
+}
+
+void cl_netlink_send_event_co_locate_update(struct cl_hw *cl_hw)
+{
+       struct cl_nl_event event =3D {0};
+
+       event.tcv_idx =3D cl_hw->idx;
+       event.event_id =3D CL_NL_EVENT_ID_CO_LOCATE_UPDATE;
+
+       cl_netlink_send_async(cl_hw, &event);
+}
--
2.30.0

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