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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 204/256] cl8k: add tx/baw.c
Date:   Thu, 17 Jun 2021 16:01:31 +0000
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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/tx/baw.c | 74 +++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 drivers/net/wireless/celeno/cl8k/tx/baw.c

diff --git a/drivers/net/wireless/celeno/cl8k/tx/baw.c b/drivers/net/wirele=
ss/celeno/cl8k/tx/baw.c
new file mode 100644
index 000000000000..d6c11db6c1e9
--- /dev/null
+++ b/drivers/net/wireless/celeno/cl8k/tx/baw.c
@@ -0,0 +1,74 @@
+// SPDX-License-Identifier: MIT
+/* Copyright(c) 2019-2021, Celeno Communications Ltd. */
+
+#include "tx/baw.h"
+#include "tx/tx.h"
+
+void cl_baw_init(struct cl_sta *cl_sta)
+{
+       u8 tid;
+
+       for (tid =3D 0; tid < IEEE80211_NUM_TIDS; tid++)
+               __skb_queue_head_init(&cl_sta->baws[tid].pending);
+}
+
+void cl_baw_start(struct cl_baw *baw, u16 ssn)
+{
+       baw->ssn =3D ssn;
+       baw->action_start =3D true;
+}
+
+void cl_baw_operational(struct cl_hw *cl_hw, struct cl_baw *baw,
+                       u8 fw_agg_idx, bool amsdu_supported)
+{
+       baw->fw_agg_idx =3D fw_agg_idx;
+       baw->tid_seq =3D IEEE80211_SN_TO_SEQ(baw->ssn);
+       baw->action_start =3D false;
+       baw->amsdu =3D (cl_hw->txamsdu_en && amsdu_supported);
+}
+
+void cl_baw_stop(struct cl_baw *baw)
+{
+       baw->action_start =3D false;
+}
+
+void cl_baw_tx_inject(struct cl_hw *cl_hw,
+                     struct cl_baw *baw,
+                     u8 fw_agg_idx)
+{
+       baw->ssn =3D 0;
+       baw->fw_agg_idx =3D fw_agg_idx;
+       baw->tid_seq =3D IEEE80211_SN_TO_SEQ(0);
+       baw->amsdu =3D cl_hw->txamsdu_en;
+}
+
+void cl_baw_pending_to_agg(struct cl_hw *cl_hw,
+                          struct cl_sta *cl_sta,
+                          u8 tid)
+{
+       struct cl_baw *baw =3D &cl_sta->baws[tid];
+       struct sk_buff *skb;
+
+       while (!skb_queue_empty(&baw->pending)) {
+               skb =3D __skb_dequeue(&baw->pending);
+               cl_tx_fast_agg(cl_hw, cl_sta, skb, false);
+       }
+}
+
+void cl_baw_pending_to_single(struct cl_hw *cl_hw,
+                             struct cl_sta *cl_sta,
+                             struct cl_baw *baw)
+{
+       struct sk_buff *skb;
+
+       while (!skb_queue_empty(&baw->pending)) {
+               skb =3D __skb_dequeue(&baw->pending);
+               cl_tx_fast_single(cl_hw, cl_sta, skb, false);
+       }
+}
+
+void cl_baw_pending_purge(struct cl_baw *baw)
+{
+       if (!skb_queue_empty(&baw->pending))
+               __skb_queue_purge(&baw->pending);
+}
--
2.30.0

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