1 /*-
2 * Copyright (c) 2016 Andriy Voskoboinyk <avos@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <sys/cdefs.h>
28 #include "opt_wlan.h"
29
30 #include <sys/param.h>
31 #include <sys/lock.h>
32 #include <sys/mutex.h>
33 #include <sys/mbuf.h>
34 #include <sys/kernel.h>
35 #include <sys/socket.h>
36 #include <sys/systm.h>
37 #include <sys/malloc.h>
38 #include <sys/queue.h>
39 #include <sys/taskqueue.h>
40 #include <sys/bus.h>
41 #include <sys/endian.h>
42 #include <sys/linker.h>
43
44 #include <net/if.h>
45 #include <net/ethernet.h>
46 #include <net/if_media.h>
47
48 #include <net80211/ieee80211_var.h>
49 #include <net80211/ieee80211_radiotap.h>
50
51 #include <dev/rtwn/if_rtwnreg.h>
52 #include <dev/rtwn/if_rtwnvar.h>
53
54 #include <dev/rtwn/if_rtwn_ridx.h>
55
56 #include <dev/rtwn/rtl8812a/r12a.h>
57 #include <dev/rtwn/rtl8812a/r12a_reg.h>
58 #include <dev/rtwn/rtl8812a/r12a_tx_desc.h>
59
60 void
r12a_beacon_init(struct rtwn_softc * sc,void * buf,int id)61 r12a_beacon_init(struct rtwn_softc *sc, void *buf, int id)
62 {
63 struct r12a_tx_desc *txd = (struct r12a_tx_desc *)buf;
64
65 txd->flags0 = R12A_FLAGS0_LSG | R12A_FLAGS0_FSG | R12A_FLAGS0_BMCAST;
66
67 /*
68 * NB: there is no need to setup HWSEQ_EN bit;
69 * QSEL_BEACON already implies it.
70 */
71 txd->txdw1 = htole32(SM(R12A_TXDW1_QSEL, R12A_TXDW1_QSEL_BEACON));
72 txd->txdw1 |= htole32(SM(R12A_TXDW1_MACID, RTWN_MACID_BC));
73
74 txd->txdw3 = htole32(R12A_TXDW3_DRVRATE);
75 txd->txdw3 |= htole32(SM(R12A_TXDW3_SEQ_SEL, id));
76
77 txd->txdw4 = htole32(SM(R12A_TXDW4_DATARATE, RTWN_RIDX_CCK1));
78
79 txd->txdw6 = htole32(SM(R21A_TXDW6_MBSSID, id));
80 }
81
82 void
r12a_beacon_set_rate(void * buf,int is5ghz)83 r12a_beacon_set_rate(void *buf, int is5ghz)
84 {
85 struct r12a_tx_desc *txd = (struct r12a_tx_desc *)buf;
86
87 txd->txdw4 &= ~htole32(R12A_TXDW4_DATARATE_M);
88 if (is5ghz) {
89 txd->txdw4 = htole32(SM(R12A_TXDW4_DATARATE,
90 RTWN_RIDX_OFDM6));
91 } else
92 txd->txdw4 = htole32(SM(R12A_TXDW4_DATARATE, RTWN_RIDX_CCK1));
93 }
94
95 /*
96 * For now (no rate control) don't change the beacon configuration
97 * in STA mode.
98 */
99 void
r12a_sta_beacon_enable(struct rtwn_softc * sc,int id,bool enable)100 r12a_sta_beacon_enable(struct rtwn_softc *sc, int id, bool enable)
101 {
102 }
103