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__FBSDID("$FreeBSD$");
29
30#include "opt_wlan.h"
31
32#include <sys/param.h>
33#include <sys/sockio.h>
34#include <sys/lock.h>
35#include <sys/mutex.h>
36#include <sys/mbuf.h>
37#include <sys/kernel.h>
38#include <sys/socket.h>
39#include <sys/systm.h>
40#include <sys/malloc.h>
41#include <sys/queue.h>
42#include <sys/taskqueue.h>
43#include <sys/bus.h>
44#include <sys/endian.h>
45#include <sys/linker.h>
46
47#include <net/if.h>
48#include <net/if_var.h>
49#include <net/ethernet.h>
50#include <net/if_media.h>
51
52#include <net80211/ieee80211_var.h>
53#include <net80211/ieee80211_radiotap.h>
54
55#include <dev/rtwn/if_rtwnvar.h>
56#include <dev/rtwn/if_rtwn_rx.h>
57
58#include <dev/rtwn/rtl8812a/r12a.h>
59#include <dev/rtwn/rtl8812a/r12a_reg.h>
60#include <dev/rtwn/rtl8812a/r12a_var.h>
61
62int
63r12a_ioctl_net(struct ieee80211com *ic, u_long cmd, void *data)
64{
65	struct rtwn_softc *sc = ic->ic_softc;
66	struct r12a_softc *rs = sc->sc_priv;
67	struct ifreq *ifr = (struct ifreq *)data;
68	int error;
69
70	error = 0;
71	switch (cmd) {
72	case SIOCSIFCAP:
73	{
74		struct ieee80211vap *vap;
75		int changed, rxmask;
76
77		rxmask = ifr->ifr_reqcap & (IFCAP_RXCSUM | IFCAP_RXCSUM_IPV6);
78
79		RTWN_LOCK(sc);
80		changed = 0;
81		if (!(rs->rs_flags & R12A_RXCKSUM_EN) ^
82		    !(ifr->ifr_reqcap & IFCAP_RXCSUM)) {
83			rs->rs_flags ^= R12A_RXCKSUM_EN;
84			changed = 1;
85		}
86		if (!(rs->rs_flags & R12A_RXCKSUM6_EN) ^
87		    !(ifr->ifr_reqcap & IFCAP_RXCSUM_IPV6)) {
88			rs->rs_flags ^= R12A_RXCKSUM6_EN;
89			changed = 1;
90		}
91		if (changed) {
92			if (rxmask == 0)
93				sc->rcr &= ~R12A_RCR_TCP_OFFLD_EN;
94			else
95				sc->rcr |= R12A_RCR_TCP_OFFLD_EN;
96
97			if (sc->sc_flags & RTWN_RUNNING)
98				rtwn_rxfilter_set(sc);
99		}
100		RTWN_UNLOCK(sc);
101
102		IEEE80211_LOCK(ic);	/* XXX */
103		TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
104			struct ifnet *ifp = vap->iv_ifp;
105
106			ifp->if_capenable &=
107			    ~(IFCAP_RXCSUM | IFCAP_RXCSUM_IPV6);
108			ifp->if_capenable |= rxmask;
109		}
110		IEEE80211_UNLOCK(ic);
111		break;
112	}
113	default:
114		error = ENOTTY;		/* for net80211 */
115		break;
116	}
117
118	return (error);
119}
120