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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/net/wireless/marvell/mwifiex/11n.c
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@@ -1,10 +1,10 @@
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 /*
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- * Marvell Wireless LAN device driver: 802.11n
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+ * NXP Wireless LAN device driver: 802.11n
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  *
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- * Copyright (C) 2011-2014, Marvell International Ltd.
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+ * Copyright 2011-2020 NXP
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  *
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- * This software file (the "File") is distributed by Marvell International
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- * Ltd. under the terms of the GNU General Public License Version 2, June 1991
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+ * This software file (the "File") is distributed by NXP
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+ * under the terms of the GNU General Public License Version 2, June 1991
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  * (the "License").  You may use, redistribute and/or modify this File in
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  * accordance with the terms and conditions of the License, a copy of which
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  * is available by writing to the Free Software Foundation, Inc.,
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@@ -84,17 +84,15 @@
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 		      enum mwifiex_ba_status ba_status)
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 {
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 	struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl;
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-	unsigned long flags;
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87
 
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-	spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_lock_bh(&priv->tx_ba_stream_tbl_lock);
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 	list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) {
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 		if (tx_ba_tsr_tbl->ba_status == ba_status) {
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-			spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock,
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-					       flags);
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+			spin_unlock_bh(&priv->tx_ba_stream_tbl_lock);
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 			return tx_ba_tsr_tbl;
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 		}
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 	}
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-	spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_unlock_bh(&priv->tx_ba_stream_tbl_lock);
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 	return NULL;
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 }
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98
 
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@@ -516,13 +514,12 @@
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 {
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 	int i;
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 	struct mwifiex_tx_ba_stream_tbl *del_tbl_ptr, *tmp_node;
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-	unsigned long flags;
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-	spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_lock_bh(&priv->tx_ba_stream_tbl_lock);
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 	list_for_each_entry_safe(del_tbl_ptr, tmp_node,
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 				 &priv->tx_ba_stream_tbl_ptr, list)
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 		mwifiex_11n_delete_tx_ba_stream_tbl_entry(priv, del_tbl_ptr);
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-	spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_unlock_bh(&priv->tx_ba_stream_tbl_lock);
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523
 
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 	INIT_LIST_HEAD(&priv->tx_ba_stream_tbl_ptr);
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525
 
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@@ -539,18 +536,16 @@
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 mwifiex_get_ba_tbl(struct mwifiex_private *priv, int tid, u8 *ra)
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 {
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 	struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl;
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-	unsigned long flags;
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539
 
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-	spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_lock_bh(&priv->tx_ba_stream_tbl_lock);
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 	list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) {
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 		if (ether_addr_equal_unaligned(tx_ba_tsr_tbl->ra, ra) &&
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 		    tx_ba_tsr_tbl->tid == tid) {
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-			spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock,
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-					       flags);
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+			spin_unlock_bh(&priv->tx_ba_stream_tbl_lock);
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 			return tx_ba_tsr_tbl;
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 		}
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 	}
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-	spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_unlock_bh(&priv->tx_ba_stream_tbl_lock);
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 	return NULL;
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 }
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@@ -563,7 +558,6 @@
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 {
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 	struct mwifiex_tx_ba_stream_tbl *new_node;
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 	struct mwifiex_ra_list_tbl *ra_list;
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-	unsigned long flags;
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 	int tid_down;
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 	if (!mwifiex_get_ba_tbl(priv, tid, ra)) {
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@@ -584,9 +578,9 @@
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 		new_node->ba_status = ba_status;
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 		memcpy(new_node->ra, ra, ETH_ALEN);
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-		spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
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+		spin_lock_bh(&priv->tx_ba_stream_tbl_lock);
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 		list_add_tail(&new_node->list, &priv->tx_ba_stream_tbl_ptr);
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-		spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags);
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+		spin_unlock_bh(&priv->tx_ba_stream_tbl_lock);
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 	}
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 }
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@@ -599,7 +593,6 @@
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 	u32 tx_win_size = priv->add_ba_param.tx_win_size;
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 	static u8 dialog_tok;
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 	int ret;
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-	unsigned long flags;
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 	u16 block_ack_param_set;
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597
 
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 	mwifiex_dbg(priv->adapter, CMD, "cmd: %s: tid %d\n", __func__, tid);
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@@ -612,10 +605,10 @@
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 	    memcmp(priv->cfg_bssid, peer_mac, ETH_ALEN)) {
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 		struct mwifiex_sta_node *sta_ptr;
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-		spin_lock_irqsave(&priv->sta_list_spinlock, flags);
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+		spin_lock_bh(&priv->sta_list_spinlock);
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 		sta_ptr = mwifiex_get_sta_entry(priv, peer_mac);
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 		if (!sta_ptr) {
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-			spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
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+			spin_unlock_bh(&priv->sta_list_spinlock);
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 			mwifiex_dbg(priv->adapter, ERROR,
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 				    "BA setup with unknown TDLS peer %pM!\n",
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 				    peer_mac);
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@@ -623,7 +616,7 @@
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 		}
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 		if (sta_ptr->is_11ac_enabled)
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 			tx_win_size = MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE;
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-		spin_unlock_irqrestore(&priv->sta_list_spinlock, flags);
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+		spin_unlock_bh(&priv->sta_list_spinlock);
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 	}
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 	block_ack_param_set = (u16)((tid << BLOCKACKPARAM_TID_POS) |
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@@ -688,9 +681,8 @@
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 void mwifiex_11n_delba(struct mwifiex_private *priv, int tid)
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 {
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 	struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr;
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-	unsigned long flags;
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684
 
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-	spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags);
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+	spin_lock_bh(&priv->rx_reorder_tbl_lock);
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 	list_for_each_entry(rx_reor_tbl_ptr, &priv->rx_reorder_tbl_ptr, list) {
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 		if (rx_reor_tbl_ptr->tid == tid) {
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 			dev_dbg(priv->adapter->dev,
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@@ -701,7 +693,7 @@
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 		}
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 	}
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 exit:
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-	spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags);
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+	spin_unlock_bh(&priv->rx_reorder_tbl_lock);
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 }
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 /*
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@@ -730,9 +722,8 @@
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 	struct mwifiex_ds_rx_reorder_tbl *rx_reo_tbl = buf;
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 	struct mwifiex_rx_reorder_tbl *rx_reorder_tbl_ptr;
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 	int count = 0;
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-	unsigned long flags;
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-	spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags);
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+	spin_lock_bh(&priv->rx_reorder_tbl_lock);
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 	list_for_each_entry(rx_reorder_tbl_ptr, &priv->rx_reorder_tbl_ptr,
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 			    list) {
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 		rx_reo_tbl->tid = (u16) rx_reorder_tbl_ptr->tid;
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@@ -751,7 +742,7 @@
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 		if (count >= MWIFIEX_MAX_RX_BASTREAM_SUPPORTED)
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 			break;
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 	}
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-	spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags);
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+	spin_unlock_bh(&priv->rx_reorder_tbl_lock);
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746
 
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 	return count;
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 }
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@@ -765,9 +756,8 @@
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 	struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl;
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 	struct mwifiex_ds_tx_ba_stream_tbl *rx_reo_tbl = buf;
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 	int count = 0;
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-	unsigned long flags;
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759
 
770
-	spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_lock_bh(&priv->tx_ba_stream_tbl_lock);
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 	list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) {
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 		rx_reo_tbl->tid = (u16) tx_ba_tsr_tbl->tid;
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 		mwifiex_dbg(priv->adapter, DATA, "data: %s tid=%d\n",
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@@ -779,7 +769,7 @@
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 		if (count >= MWIFIEX_MAX_TX_BASTREAM_SUPPORTED)
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 			break;
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 	}
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-	spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_unlock_bh(&priv->tx_ba_stream_tbl_lock);
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773
 
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 	return count;
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 }
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@@ -791,16 +781,15 @@
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 void mwifiex_del_tx_ba_stream_tbl_by_ra(struct mwifiex_private *priv, u8 *ra)
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 {
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 	struct mwifiex_tx_ba_stream_tbl *tbl, *tmp;
794
-	unsigned long flags;
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784
 
796
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 	if (!ra)
797
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 		return;
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787
 
799
-	spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
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+	spin_lock_bh(&priv->tx_ba_stream_tbl_lock);
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 	list_for_each_entry_safe(tbl, tmp, &priv->tx_ba_stream_tbl_ptr, list)
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 		if (!memcmp(tbl->ra, ra, ETH_ALEN))
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 			mwifiex_11n_delete_tx_ba_stream_tbl_entry(priv, tbl);
803
-	spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags);
792
+	spin_unlock_bh(&priv->tx_ba_stream_tbl_lock);
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793
 
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 	return;
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795
 }