xref: /freebsd/sys/dev/ath/if_ath_tx_ht.h (revision ba3c1f5972d7b90feb6e6da47905ff2757e0fe57)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2011 Adrian Chadd, Xenion Pty Ltd.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer,
12  *    without modification.
13  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14  *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
15  *    redistribution must be conditioned upon including a substantially
16  *    similar Disclaimer requirement for further binary redistribution.
17  *
18  * NO WARRANTY
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21  * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
22  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
23  * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
24  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
27  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29  * THE POSSIBILITY OF SUCH DAMAGES.
30  *
31  * $FreeBSD$
32  */
33 #ifndef	__IF_ATH_TX_HT_H__
34 #define	__IF_ATH_TX_HT_H__
35 
36 enum {
37 	MCS_HT20,
38 	MCS_HT20_SGI,
39 	MCS_HT40,
40 	MCS_HT40_SGI,
41 };
42 
43 typedef enum {
44 	ATH_AGGR_DONE,
45 	ATH_AGGR_BAW_CLOSED,
46 	ATH_AGGR_LIMITED,
47 	ATH_AGGR_SHORTPKT,
48 	ATH_AGGR_8K_LIMITED,
49 	ATH_AGGR_ERROR,
50 	ATH_AGGR_NONAGGR,
51 	ATH_AGGR_LEAK_CLOSED,
52 } ATH_AGGR_STATUS;
53 
54 extern int	ath_max_4ms_framelen[4][32];
55 
56 extern void ath_tx_rate_fill_rcflags(struct ath_softc *sc, struct ath_buf *bf);
57 
58 extern void	ath_buf_set_rate(struct ath_softc *sc,
59 		struct ieee80211_node *ni, struct ath_buf *bf);
60 
61 extern ATH_AGGR_STATUS
62 	    ath_tx_form_aggr(struct ath_softc *sc, struct ath_node *an,
63 	    struct ath_tid *tid, ath_bufhead *bf_q);
64 
65 #endif
66