1/*-
2 * Copyright (c) 2015-2016 Andriy Voskoboinyk <avos@FreeBSD.org>
3 *
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17#include <sys/cdefs.h>
18__FBSDID("$FreeBSD$");
19
20#include "opt_wlan.h"
21
22#include <sys/param.h>
23#include <sys/lock.h>
24#include <sys/mutex.h>
25#include <sys/mbuf.h>
26#include <sys/kernel.h>
27#include <sys/socket.h>
28#include <sys/systm.h>
29#include <sys/malloc.h>
30#include <sys/queue.h>
31#include <sys/taskqueue.h>
32#include <sys/bus.h>
33#include <sys/endian.h>
34#include <sys/linker.h>
35
36#include <net/if.h>
37#include <net/ethernet.h>
38#include <net/if_media.h>
39
40#include <net80211/ieee80211_var.h>
41#include <net80211/ieee80211_radiotap.h>
42
43#include <dev/rtwn/if_rtwnvar.h>
44#include <dev/rtwn/if_rtwnreg.h>
45
46#include <dev/rtwn/if_rtwn_ridx.h>
47
48#include <dev/rtwn/rtl8192c/r92c.h>
49#include <dev/rtwn/rtl8192c/r92c_var.h>
50#include <dev/rtwn/rtl8192c/r92c_reg.h>
51#include <dev/rtwn/rtl8192c/r92c_tx_desc.h>
52
53
54void
55r92c_beacon_init(struct rtwn_softc *sc, void *buf, int id)
56{
57	struct r92c_tx_desc *txd = (struct r92c_tx_desc *)buf;
58
59	/*
60	 * NB: there is no need to setup HWSEQ_EN bit;
61	 * QSEL_BEACON already implies it.
62	 */
63	txd->flags0 |= R92C_FLAGS0_BMCAST | R92C_FLAGS0_FSG | R92C_FLAGS0_LSG;
64	txd->txdw1 |= htole32(
65	    SM(R92C_TXDW1_QSEL, R92C_TXDW1_QSEL_BEACON) |
66	    SM(R92C_TXDW1_RAID, R92C_RAID_11B));
67
68	rtwn_r92c_tx_setup_macid(sc, buf, id);
69	txd->txdw4 |= htole32(R92C_TXDW4_DRVRATE);
70	txd->txdw4 |= htole32(SM(R92C_TXDW4_SEQ_SEL, id));
71	txd->txdw4 |= htole32(SM(R92C_TXDW4_PORT_ID, id));
72	txd->txdw5 |= htole32(SM(R92C_TXDW5_DATARATE, RTWN_RIDX_CCK1));
73}
74
75void
76r92c_beacon_enable(struct rtwn_softc *sc, int id, int enable)
77{
78
79	if (enable) {
80		rtwn_setbits_1(sc, R92C_BCN_CTRL(id),
81		    0, R92C_BCN_CTRL_EN_BCN);
82	} else {
83		rtwn_setbits_1(sc, R92C_BCN_CTRL(id),
84		    R92C_BCN_CTRL_EN_BCN, 0);
85	}
86}
87