[deliverable/linux.git] / drivers / net / wireless / marvell / mwifiex / 11n_rxreorder.h

/*
 * Marvell Wireless LAN device driver: 802.11n RX Re-ordering
 *
 * Copyright (C) 2011-2014, Marvell International Ltd.
 *
 * This software file (the "File") is distributed by Marvell International
 * Ltd. under the terms of the GNU General Public License Version 2, June 1991
 * (the "License").  You may use, redistribute and/or modify this File in
 * accordance with the terms and conditions of the License, a copy of which
 * is available by writing to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
 *
 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
 * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
 * this warranty disclaimer.
 */

#ifndef _MWIFIEX_11N_RXREORDER_H_
#define _MWIFIEX_11N_RXREORDER_H_

#define MIN_FLUSH_TIMER_MS		50
#define MIN_FLUSH_TIMER_15_MS		15
#define MWIFIEX_BA_WIN_SIZE_32		32

#define PKT_TYPE_BAR 0xE7
#define MAX_TID_VALUE			(2 << 11)
#define TWOPOW11			(2 << 10)

#define BLOCKACKPARAM_TID_POS		2
#define BLOCKACKPARAM_AMSDU_SUPP_MASK	0x1
#define BLOCKACKPARAM_WINSIZE_POS	6
#define DELBA_TID_POS			12
#define DELBA_INITIATOR_POS		11
#define TYPE_DELBA_SENT			1
#define TYPE_DELBA_RECEIVE		2
#define IMMEDIATE_BLOCK_ACK		0x2

#define ADDBA_RSP_STATUS_ACCEPT 0

#define MWIFIEX_DEF_11N_RX_SEQ_NUM	0xffff
#define BA_SETUP_MAX_PACKET_THRESHOLD	16
#define BA_SETUP_PACKET_OFFSET		16

enum mwifiex_rxreor_flags {
	RXREOR_FORCE_NO_DROP		= 1<<0,
	RXREOR_INIT_WINDOW_SHIFT	= 1<<1,
};

static inline void mwifiex_reset_11n_rx_seq_num(struct mwifiex_private *priv)
{
	memset(priv->rx_seq, 0xff, sizeof(priv->rx_seq));
}

int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *,
			       u16 seqNum,
			       u16 tid, u8 *ta,
			       u8 pkttype, void *payload);
void mwifiex_del_ba_tbl(struct mwifiex_private *priv, int Tid,
			u8 *PeerMACAddr, u8 type, int initiator);
void mwifiex_11n_ba_stream_timeout(struct mwifiex_private *priv,
				   struct host_cmd_ds_11n_batimeout *event);
int mwifiex_ret_11n_addba_resp(struct mwifiex_private *priv,
			       struct host_cmd_ds_command
			       *resp);
int mwifiex_cmd_11n_delba(struct host_cmd_ds_command *cmd,
			  void *data_buf);
int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv,
				  struct host_cmd_ds_command *cmd,
				  struct host_cmd_ds_11n_addba_req
				  *cmd_addba_req);
int mwifiex_cmd_11n_addba_req(struct host_cmd_ds_command *cmd,
			      void *data_buf);
void mwifiex_11n_cleanup_reorder_tbl(struct mwifiex_private *priv);
struct mwifiex_rx_reorder_tbl *mwifiex_11n_get_rxreorder_tbl(struct
							   mwifiex_private
							   *priv, int tid,
							   u8 *ta);
struct mwifiex_rx_reorder_tbl *
mwifiex_11n_get_rx_reorder_tbl(struct mwifiex_private *priv, int tid, u8 *ta);
void mwifiex_11n_del_rx_reorder_tbl_by_ta(struct mwifiex_private *priv, u8 *ta);
void mwifiex_update_rxreor_flags(struct mwifiex_adapter *adapter, u8 flags);
void mwifiex_11n_rxba_sync_event(struct mwifiex_private *priv,
				 u8 *event_buf, u16 len);
#endif /* _MWIFIEX_11N_RXREORDER_H_ */
Commit	Line	Data
5e6e3a92 BZ	1	/*
	2	* Marvell Wireless LAN device driver: 802.11n RX Re-ordering
	3	*
65da33f5	4	* Copyright (C) 2011-2014, Marvell International Ltd.
5e6e3a92 BZ	5	*
	6	* This software file (the "File") is distributed by Marvell International
	7	* Ltd. under the terms of the GNU General Public License Version 2, June 1991
	8	* (the "License"). You may use, redistribute and/or modify this File in
	9	* accordance with the terms and conditions of the License, a copy of which
	10	* is available by writing to the Free Software Foundation, Inc.,
	11	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
	12	* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
	13	*
	14	* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
	15	* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
	16	* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
	17	* this warranty disclaimer.
	18	*/
	19
	20	#ifndef _MWIFIEX_11N_RXREORDER_H_
	21	#define _MWIFIEX_11N_RXREORDER_H_
	22
	23	#define MIN_FLUSH_TIMER_MS 50
3a8fede1 MY	24	#define MIN_FLUSH_TIMER_15_MS 15
3a8fede1 MY	25	#define MWIFIEX_BA_WIN_SIZE_32 32
5e6e3a92 BZ	26
	27	#define PKT_TYPE_BAR 0xE7
	28	#define MAX_TID_VALUE (2 << 11)
	29	#define TWOPOW11 (2 << 10)
	30
	31	#define BLOCKACKPARAM_TID_POS 2
	32	#define BLOCKACKPARAM_AMSDU_SUPP_MASK 0x1
	33	#define BLOCKACKPARAM_WINSIZE_POS 6
	34	#define DELBA_TID_POS 12
	35	#define DELBA_INITIATOR_POS 11
	36	#define TYPE_DELBA_SENT 1
	37	#define TYPE_DELBA_RECEIVE 2
	38	#define IMMEDIATE_BLOCK_ACK 0x2
	39
	40	#define ADDBA_RSP_STATUS_ACCEPT 0
	41
92583924	42	#define MWIFIEX_DEF_11N_RX_SEQ_NUM 0xffff
5a009adf AP	43	#define BA_SETUP_MAX_PACKET_THRESHOLD 16
5a009adf AP	44	#define BA_SETUP_PACKET_OFFSET 16
92583924	45
2db96c3d	46	enum mwifiex_rxreor_flags {
8acbea61 PS	47	RXREOR_FORCE_NO_DROP = 1<<0,
8acbea61 PS	48	RXREOR_INIT_WINDOW_SHIFT = 1<<1,
2db96c3d AP	49	};
2db96c3d AP	50
92583924 SP	51	static inline void mwifiex_reset_11n_rx_seq_num(struct mwifiex_private *priv)
	52	{
	53	memset(priv->rx_seq, 0xff, sizeof(priv->rx_seq));
	54	}
	55
5e6e3a92 BZ	56	int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *,
	57	u16 seqNum,
	58	u16 tid, u8 *ta,
	59	u8 pkttype, void *payload);
3e822635 YAP	60	void mwifiex_del_ba_tbl(struct mwifiex_private *priv, int Tid,
3e822635 YAP	61	u8 *PeerMACAddr, u8 type, int initiator);
5e6e3a92 BZ	62	void mwifiex_11n_ba_stream_timeout(struct mwifiex_private *priv,
	63	struct host_cmd_ds_11n_batimeout *event);
	64	int mwifiex_ret_11n_addba_resp(struct mwifiex_private *priv,
	65	struct host_cmd_ds_command
	66	*resp);
572e8f3e	67	int mwifiex_cmd_11n_delba(struct host_cmd_ds_command *cmd,
5e6e3a92 BZ	68	void *data_buf);
5e6e3a92 BZ	69	int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv,
a5ffddb7 AK	70	struct host_cmd_ds_command *cmd,
	71	struct host_cmd_ds_11n_addba_req
	72	*cmd_addba_req);
572e8f3e	73	int mwifiex_cmd_11n_addba_req(struct host_cmd_ds_command *cmd,
5e6e3a92 BZ	74	void *data_buf);
	75	void mwifiex_11n_cleanup_reorder_tbl(struct mwifiex_private *priv);
	76	struct mwifiex_rx_reorder_tbl *mwifiex_11n_get_rxreorder_tbl(struct
	77	mwifiex_private
	78	*priv, int tid,
	79	u8 *ta);
d1cf3b95 AP	80	struct mwifiex_rx_reorder_tbl *
d1cf3b95 AP	81	mwifiex_11n_get_rx_reorder_tbl(struct mwifiex_private priv, int tid, u8 ta);
3e238a11	82	void mwifiex_11n_del_rx_reorder_tbl_by_ta(struct mwifiex_private priv, u8 ta);
2db96c3d	83	void mwifiex_update_rxreor_flags(struct mwifiex_adapter *adapter, u8 flags);
99ffe72c XH	84	void mwifiex_11n_rxba_sync_event(struct mwifiex_private *priv,
99ffe72c XH	85	u8 *event_buf, u16 len);
5e6e3a92	86	#endif /* _MWIFIEX_11N_RXREORDER_H_ */