[deliverable/linux.git] / drivers / net / wireless / mwifiex / wmm.h

/*
 * Marvell Wireless LAN device driver: WMM
 *
 * Copyright (C) 2011, 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_WMM_H_
#define _MWIFIEX_WMM_H_

enum ieee_types_wmm_aciaifsn_bitmasks {
	MWIFIEX_AIFSN = (BIT(0) | BIT(1) | BIT(2) | BIT(3)),
	MWIFIEX_ACM = BIT(4),
	MWIFIEX_ACI = (BIT(5) | BIT(6)),
};

enum ieee_types_wmm_ecw_bitmasks {
	MWIFIEX_ECW_MIN = (BIT(0) | BIT(1) | BIT(2) | BIT(3)),
	MWIFIEX_ECW_MAX = (BIT(4) | BIT(5) | BIT(6) | BIT(7)),
};

static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };

/*
 * This function retrieves the TID of the given RA list.
 */
static inline int
mwifiex_get_tid(struct mwifiex_ra_list_tbl *ptr)
{
	struct sk_buff *skb;

	if (skb_queue_empty(&ptr->skb_head))
		return 0;

	skb = skb_peek(&ptr->skb_head);

	return skb->priority;
}

/*
 * This function gets the length of a list.
 */
static inline int
mwifiex_wmm_list_len(struct list_head *head)
{
	struct list_head *pos;
	int count = 0;

	list_for_each(pos, head)
		++count;

	return count;
}

/*
 * This function checks if a RA list is empty or not.
 */
static inline u8
mwifiex_wmm_is_ra_list_empty(struct list_head *ra_list_hhead)
{
	struct mwifiex_ra_list_tbl *ra_list;
	int is_list_empty;

	list_for_each_entry(ra_list, ra_list_hhead, list) {
		is_list_empty = skb_queue_empty(&ra_list->skb_head);
		if (!is_list_empty)
			return false;
	}

	return true;
}

void mwifiex_wmm_add_buf_txqueue(struct mwifiex_private *priv,
					struct sk_buff *skb);
void mwifiex_ralist_add(struct mwifiex_private *priv, u8 *ra);
void mwifiex_rotate_priolists(struct mwifiex_private *priv,
			      struct mwifiex_ra_list_tbl *ra,
			      int tid);

int mwifiex_wmm_lists_empty(struct mwifiex_adapter *adapter);
void mwifiex_wmm_process_tx(struct mwifiex_adapter *adapter);
int mwifiex_is_ralist_valid(struct mwifiex_private *priv,
			    struct mwifiex_ra_list_tbl *ra_list, int tid);

u8 mwifiex_wmm_compute_drv_pkt_delay(struct mwifiex_private *priv,
					     const struct sk_buff *skb);
void mwifiex_wmm_init(struct mwifiex_adapter *adapter);

extern u32 mwifiex_wmm_process_association_req(struct mwifiex_private *priv,
						 u8 **assoc_buf,
						 struct ieee_types_wmm_parameter
						 *wmmie,
						 struct ieee80211_ht_cap
						 *htcap);

void mwifiex_wmm_setup_queue_priorities(struct mwifiex_private *priv,
					struct ieee_types_wmm_parameter
					*wmm_ie);
void mwifiex_wmm_setup_ac_downgrade(struct mwifiex_private *priv);
extern int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv,
				      const struct host_cmd_ds_command *resp);

#endif /* !_MWIFIEX_WMM_H_ */
Commit	Line	Data
5e6e3a92 BZ	1	/*
	2	* Marvell Wireless LAN device driver: WMM
	3	*
	4	* Copyright (C) 2011, Marvell International Ltd.
	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_WMM_H_
	21	#define _MWIFIEX_WMM_H_
	22
	23	enum ieee_types_wmm_aciaifsn_bitmasks {
	24	MWIFIEX_AIFSN = (BIT(0) \| BIT(1) \| BIT(2) \| BIT(3)),
	25	MWIFIEX_ACM = BIT(4),
	26	MWIFIEX_ACI = (BIT(5) \| BIT(6)),
	27	};
	28
	29	enum ieee_types_wmm_ecw_bitmasks {
	30	MWIFIEX_ECW_MIN = (BIT(0) \| BIT(1) \| BIT(2) \| BIT(3)),
	31	MWIFIEX_ECW_MAX = (BIT(4) \| BIT(5) \| BIT(6) \| BIT(7)),
	32	};
	33
47411a06 AP	34	static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
47411a06 AP	35
5e6e3a92 BZ	36	/*
	37	* This function retrieves the TID of the given RA list.
	38	*/
	39	static inline int
572e8f3e	40	mwifiex_get_tid(struct mwifiex_ra_list_tbl *ptr)
5e6e3a92 BZ	41	{
	42	struct sk_buff *skb;
	43
	44	if (skb_queue_empty(&ptr->skb_head))
	45	return 0;
	46
	47	skb = skb_peek(&ptr->skb_head);
	48
	49	return skb->priority;
	50	}
	51
	52	/*
	53	* This function gets the length of a list.
	54	*/
	55	static inline int
572e8f3e	56	mwifiex_wmm_list_len(struct list_head *head)
5e6e3a92 BZ	57	{
	58	struct list_head *pos;
	59	int count = 0;
	60
	61	list_for_each(pos, head)
	62	++count;
	63
	64	return count;
	65	}
	66
	67	/*
	68	* This function checks if a RA list is empty or not.
	69	*/
	70	static inline u8
572e8f3e	71	mwifiex_wmm_is_ra_list_empty(struct list_head *ra_list_hhead)
5e6e3a92 BZ	72	{
	73	struct mwifiex_ra_list_tbl *ra_list;
	74	int is_list_empty;
	75
	76	list_for_each_entry(ra_list, ra_list_hhead, list) {
	77	is_list_empty = skb_queue_empty(&ra_list->skb_head);
	78	if (!is_list_empty)
	79	return false;
	80	}
	81
	82	return true;
	83	}
	84
2690e1bb AP	85	void mwifiex_wmm_add_buf_txqueue(struct mwifiex_private *priv,
2690e1bb AP	86	struct sk_buff *skb);
5e6e3a92	87	void mwifiex_ralist_add(struct mwifiex_private priv, u8 ra);
2e237319 AF	88	void mwifiex_rotate_priolists(struct mwifiex_private *priv,
	89	struct mwifiex_ra_list_tbl *ra,
	90	int tid);
5e6e3a92 BZ	91
	92	int mwifiex_wmm_lists_empty(struct mwifiex_adapter *adapter);
	93	void mwifiex_wmm_process_tx(struct mwifiex_adapter *adapter);
	94	int mwifiex_is_ralist_valid(struct mwifiex_private *priv,
	95	struct mwifiex_ra_list_tbl *ra_list, int tid);
	96
	97	u8 mwifiex_wmm_compute_drv_pkt_delay(struct mwifiex_private *priv,
	98	const struct sk_buff *skb);
	99	void mwifiex_wmm_init(struct mwifiex_adapter *adapter);
	100
	101	extern u32 mwifiex_wmm_process_association_req(struct mwifiex_private *priv,
	102	u8 **assoc_buf,
	103	struct ieee_types_wmm_parameter
	104	*wmmie,
	105	struct ieee80211_ht_cap
	106	*htcap);
	107
	108	void mwifiex_wmm_setup_queue_priorities(struct mwifiex_private *priv,
	109	struct ieee_types_wmm_parameter
	110	*wmm_ie);
	111	void mwifiex_wmm_setup_ac_downgrade(struct mwifiex_private *priv);
	112	extern int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv,
	113	const struct host_cmd_ds_command *resp);
	114
	115	#endif /* !_MWIFIEX_WMM_H_ */