1 /*-
2 * Copyright (c) 2017 Kevin Lo <kevlo@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/rtl8192e/r92e_var.h>
55
56 #include <dev/rtwn/rtl8192e/usb/r92eu.h>
57 #include <dev/rtwn/rtl8192e/usb/r92eu_reg.h>
58
59 void
r92eu_init_rx_agg(struct rtwn_softc * sc)60 r92eu_init_rx_agg(struct rtwn_softc *sc)
61 {
62 struct r92e_softc *rs = sc->sc_priv;
63
64 /* Rx aggregation (USB). */
65 rtwn_setbits_1(sc, R12A_RXDMA_PRO, 0x20, 0x1e);
66 rtwn_write_4(sc, R92C_RXDMA_AGG_PG_TH,
67 rs->ac_usb_dma_size | (rs->ac_usb_dma_time << 8));
68 rtwn_setbits_1(sc, R92C_TRXDMA_CTRL, 0,
69 R92C_TRXDMA_CTRL_RXDMA_AGG_EN);
70 }
71
72 void
r92eu_post_init(struct rtwn_softc * sc)73 r92eu_post_init(struct rtwn_softc *sc)
74 {
75
76 /* Setup RTS BW (equal to data BW). */
77 rtwn_setbits_1(sc, R92C_QUEUE_CTRL, 0x08, 0);
78
79 /* Reset USB mode switch setting. */
80 rtwn_write_1(sc, R92C_ACLK_MON, 0);
81
82 rtwn_write_1(sc, R92C_USB_HRPWM, 0);
83
84 #ifndef RTWN_WITHOUT_UCODE
85 if (sc->sc_flags & RTWN_FW_LOADED) {
86 if (sc->sc_ratectl_sysctl == RTWN_RATECTL_FW) {
87 /* TODO: implement */
88 sc->sc_ratectl = RTWN_RATECTL_NET80211;
89 } else
90 sc->sc_ratectl = sc->sc_ratectl_sysctl;
91 } else
92 #endif
93 sc->sc_ratectl = RTWN_RATECTL_NONE;
94 }
95