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_debug.h>
55
56 #include <dev/rtwn/rtl8188e/r88e.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 #include <dev/rtwn/rtl8812a/r12a_fw_cmd.h>
62
63 #ifndef RTWN_WITHOUT_UCODE
64 void
r12a_fw_reset(struct rtwn_softc * sc,int reason)65 r12a_fw_reset(struct rtwn_softc *sc, int reason)
66 {
67 /* Reset MCU IO wrapper. */
68 rtwn_setbits_1(sc, R92C_RSV_CTRL, R92C_RSV_CTRL_WLOCK_00, 0);
69 rtwn_setbits_1(sc, R92C_RSV_CTRL + 1, 0x08, 0);
70
71 rtwn_setbits_1_shift(sc, R92C_SYS_FUNC_EN,
72 R92C_SYS_FUNC_EN_CPUEN, 0, 1);
73
74 /* Enable MCU IO wrapper. */
75 rtwn_setbits_1(sc, R92C_RSV_CTRL, R92C_RSV_CTRL_WLOCK_00, 0);
76 rtwn_setbits_1(sc, R92C_RSV_CTRL + 1, 0, 0x08);
77
78 rtwn_setbits_1_shift(sc, R92C_SYS_FUNC_EN,
79 0, R92C_SYS_FUNC_EN_CPUEN, 1);
80 }
81
82 void
r12a_fw_download_enable(struct rtwn_softc * sc,int enable)83 r12a_fw_download_enable(struct rtwn_softc *sc, int enable)
84 {
85 if (enable) {
86 /* MCU firmware download enable. */
87 rtwn_setbits_1(sc, R92C_MCUFWDL, 0, R92C_MCUFWDL_EN);
88 /* 8051 reset. */
89 rtwn_setbits_1_shift(sc, R92C_MCUFWDL, R92C_MCUFWDL_ROM_DLEN,
90 0, 2);
91 } else {
92 /* MCU download disable. */
93 rtwn_setbits_1(sc, R92C_MCUFWDL, R92C_MCUFWDL_EN, 0);
94 }
95 }
96
97 void
r12a_set_media_status(struct rtwn_softc * sc,int macid)98 r12a_set_media_status(struct rtwn_softc *sc, int macid)
99 {
100 struct r12a_fw_cmd_msrrpt status;
101 int error;
102
103 if (macid & RTWN_MACID_VALID)
104 status.msrb0 = R12A_MSRRPT_B0_ASSOC;
105 else
106 status.msrb0 = R12A_MSRRPT_B0_DISASSOC;
107
108 status.macid = (macid & ~RTWN_MACID_VALID);
109 status.macid_end = 0;
110
111 error = r88e_fw_cmd(sc, R12A_CMD_MSR_RPT, &status, sizeof(status));
112 if (error != 0)
113 device_printf(sc->sc_dev, "cannot change media status!\n");
114 }
115
116 int
r12a_set_pwrmode(struct rtwn_softc * sc,struct ieee80211vap * vap,int off)117 r12a_set_pwrmode(struct rtwn_softc *sc, struct ieee80211vap *vap,
118 int off)
119 {
120 struct r12a_fw_cmd_pwrmode mode;
121 int error;
122
123 if (off && vap->iv_state == IEEE80211_S_RUN &&
124 (vap->iv_flags & IEEE80211_F_PMGTON)) {
125 mode.mode = R88E_PWRMODE_LEG;
126 /*
127 * TODO: switch to RFOFF state
128 * (something is missing here - Rx stops with it).
129 */
130 #ifdef RTWN_TODO
131 mode.pwr_state = R88E_PWRMODE_STATE_RFOFF;
132 #else
133 mode.pwr_state = R88E_PWRMODE_STATE_RFON;
134 #endif
135 } else {
136 mode.mode = R88E_PWRMODE_CAM;
137 mode.pwr_state = R88E_PWRMODE_STATE_ALLON;
138 }
139 mode.pwrb1 =
140 SM(R88E_PWRMODE_B1_SMART_PS, R88E_PWRMODE_B1_LEG_NULLDATA) |
141 SM(R88E_PWRMODE_B1_RLBM, R88E_PWRMODE_B1_MODE_MIN);
142 /* XXX ignored */
143 mode.bcn_pass = 0;
144 mode.queue_uapsd = 0;
145 mode.pwrb5 = R12A_PWRMODE_B5_NO_BTCOEX;
146 error = r88e_fw_cmd(sc, R12A_CMD_SET_PWRMODE, &mode, sizeof(mode));
147 if (error != 0) {
148 device_printf(sc->sc_dev,
149 "%s: CMD_SET_PWRMODE was not sent, error %d\n",
150 __func__, error);
151 }
152
153 return (error);
154 }
155
156 void
r12a_iq_calib_fw(struct rtwn_softc * sc)157 r12a_iq_calib_fw(struct rtwn_softc *sc)
158 {
159 struct r12a_softc *rs = sc->sc_priv;
160 struct ieee80211_channel *c = sc->sc_ic.ic_curchan;
161 struct r12a_fw_cmd_iq_calib cmd;
162
163 if (rs->rs_flags & R12A_IQK_RUNNING)
164 return;
165
166 RTWN_DPRINTF(sc, RTWN_DEBUG_CALIB, "Starting IQ calibration (FW)\n");
167
168 cmd.chan = rtwn_chan2centieee(c);
169 if (IEEE80211_IS_CHAN_5GHZ(c))
170 cmd.band_bw = RTWN_CMD_IQ_BAND_5GHZ;
171 else
172 cmd.band_bw = RTWN_CMD_IQ_BAND_2GHZ;
173
174 /* TODO: 80/160 MHz. */
175 if (IEEE80211_IS_CHAN_HT40(c))
176 cmd.band_bw |= RTWN_CMD_IQ_CHAN_WIDTH_40;
177 else
178 cmd.band_bw |= RTWN_CMD_IQ_CHAN_WIDTH_20;
179
180 cmd.ext_5g_pa_lna = RTWN_CMD_IQ_EXT_PA_5G(rs->ext_pa_5g);
181 cmd.ext_5g_pa_lna |= RTWN_CMD_IQ_EXT_LNA_5G(rs->ext_lna_5g);
182
183 if (r88e_fw_cmd(sc, R12A_CMD_IQ_CALIBRATE, &cmd, sizeof(cmd)) != 0) {
184 RTWN_DPRINTF(sc, RTWN_DEBUG_CALIB,
185 "error while sending IQ calibration command to FW!\n");
186 return;
187 }
188
189 rs->rs_flags |= R12A_IQK_RUNNING;
190 }
191 #endif
192