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/lock.h> 34 #include <sys/mutex.h> 35 #include <sys/mbuf.h> 36 #include <sys/kernel.h> 37 #include <sys/socket.h> 38 #include <sys/systm.h> 39 #include <sys/malloc.h> 40 #include <sys/queue.h> 41 #include <sys/taskqueue.h> 42 #include <sys/bus.h> 43 #include <sys/endian.h> 44 #include <sys/linker.h> 45 46 #include <net/if.h> 47 #include <net/ethernet.h> 48 #include <net/if_media.h> 49 50 #include <net80211/ieee80211_var.h> 51 #include <net80211/ieee80211_radiotap.h> 52 53 #include <dev/rtwn/if_rtwnreg.h> 54 #include <dev/rtwn/if_rtwnvar.h> 55 56 #include <dev/rtwn/if_rtwn_debug.h> 57 58 #include <dev/rtwn/rtl8188e/r88e.h> 59 60 #include <dev/rtwn/rtl8812a/r12a.h> 61 #include <dev/rtwn/rtl8812a/r12a_reg.h> 62 #include <dev/rtwn/rtl8812a/r12a_var.h> 63 #include <dev/rtwn/rtl8812a/r12a_fw_cmd.h> 64 65 66 #ifndef RTWN_WITHOUT_UCODE 67 void 68 r12a_fw_reset(struct rtwn_softc *sc, int reason) 69 { 70 /* Reset MCU IO wrapper. */ 71 rtwn_setbits_1(sc, R92C_RSV_CTRL, 0x02, 0); 72 rtwn_setbits_1(sc, R92C_RSV_CTRL + 1, 0x08, 0); 73 74 rtwn_setbits_1_shift(sc, R92C_SYS_FUNC_EN, 75 R92C_SYS_FUNC_EN_CPUEN, 0, 1); 76 77 /* Enable MCU IO wrapper. */ 78 rtwn_setbits_1(sc, R92C_RSV_CTRL, 0x02, 0); 79 rtwn_setbits_1(sc, R92C_RSV_CTRL + 1, 0, 0x08); 80 81 rtwn_setbits_1_shift(sc, R92C_SYS_FUNC_EN, 82 0, R92C_SYS_FUNC_EN_CPUEN, 1); 83 } 84 85 void 86 r12a_fw_download_enable(struct rtwn_softc *sc, int enable) 87 { 88 if (enable) { 89 /* MCU firmware download enable. */ 90 rtwn_setbits_1(sc, R92C_MCUFWDL, 0, R92C_MCUFWDL_EN); 91 /* 8051 reset. */ 92 rtwn_setbits_1_shift(sc, R92C_MCUFWDL, R92C_MCUFWDL_ROM_DLEN, 93 0, 2); 94 } else { 95 /* MCU download disable. */ 96 rtwn_setbits_1(sc, R92C_MCUFWDL, R92C_MCUFWDL_EN, 0); 97 } 98 } 99 100 void 101 r12a_set_media_status(struct rtwn_softc *sc, int macid) 102 { 103 struct r12a_fw_cmd_msrrpt status; 104 int error; 105 106 if (macid & RTWN_MACID_VALID) 107 status.msrb0 = R12A_MSRRPT_B0_ASSOC; 108 else 109 status.msrb0 = R12A_MSRRPT_B0_DISASSOC; 110 111 status.macid = (macid & ~RTWN_MACID_VALID); 112 status.macid_end = 0; 113 114 error = r88e_fw_cmd(sc, R12A_CMD_MSR_RPT, &status, sizeof(status)); 115 if (error != 0) 116 device_printf(sc->sc_dev, "cannot change media status!\n"); 117 } 118 119 int 120 r12a_set_pwrmode(struct rtwn_softc *sc, struct ieee80211vap *vap, 121 int off) 122 { 123 struct r12a_fw_cmd_pwrmode mode; 124 int error; 125 126 if (off && vap->iv_state == IEEE80211_S_RUN && 127 (vap->iv_flags & IEEE80211_F_PMGTON)) { 128 mode.mode = R88E_PWRMODE_LEG; 129 /* 130 * TODO: switch to RFOFF state 131 * (something is missing here - Rx stops with it). 132 */ 133 #ifdef RTWN_TODO 134 mode.pwr_state = R88E_PWRMODE_STATE_RFOFF; 135 #else 136 mode.pwr_state = R88E_PWRMODE_STATE_RFON; 137 #endif 138 } else { 139 mode.mode = R88E_PWRMODE_CAM; 140 mode.pwr_state = R88E_PWRMODE_STATE_ALLON; 141 } 142 mode.pwrb1 = 143 SM(R88E_PWRMODE_B1_SMART_PS, R88E_PWRMODE_B1_LEG_NULLDATA) | 144 SM(R88E_PWRMODE_B1_RLBM, R88E_PWRMODE_B1_MODE_MIN); 145 /* XXX ignored */ 146 mode.bcn_pass = 0; 147 mode.queue_uapsd = 0; 148 mode.pwrb5 = R12A_PWRMODE_B5_NO_BTCOEX; 149 error = r88e_fw_cmd(sc, R12A_CMD_SET_PWRMODE, &mode, sizeof(mode)); 150 if (error != 0) { 151 device_printf(sc->sc_dev, 152 "%s: CMD_SET_PWRMODE was not sent, error %d\n", 153 __func__, error); 154 } 155 156 return (error); 157 } 158 159 void 160 r12a_iq_calib_fw(struct rtwn_softc *sc) 161 { 162 struct r12a_softc *rs = sc->sc_priv; 163 struct ieee80211_channel *c = sc->sc_ic.ic_curchan; 164 struct r12a_fw_cmd_iq_calib cmd; 165 166 if (rs->rs_flags & R12A_IQK_RUNNING) 167 return; 168 169 RTWN_DPRINTF(sc, RTWN_DEBUG_CALIB, "Starting IQ calibration (FW)\n"); 170 171 cmd.chan = rtwn_chan2centieee(c); 172 if (IEEE80211_IS_CHAN_5GHZ(c)) 173 cmd.band_bw = RTWN_CMD_IQ_BAND_5GHZ; 174 else 175 cmd.band_bw = RTWN_CMD_IQ_BAND_2GHZ; 176 177 /* TODO: 80/160 MHz. */ 178 if (IEEE80211_IS_CHAN_HT40(c)) 179 cmd.band_bw |= RTWN_CMD_IQ_CHAN_WIDTH_40; 180 else 181 cmd.band_bw |= RTWN_CMD_IQ_CHAN_WIDTH_20; 182 183 cmd.ext_5g_pa_lna = RTWN_CMD_IQ_EXT_PA_5G(rs->ext_pa_5g); 184 cmd.ext_5g_pa_lna |= RTWN_CMD_IQ_EXT_LNA_5G(rs->ext_lna_5g); 185 186 if (r88e_fw_cmd(sc, R12A_CMD_IQ_CALIBRATE, &cmd, sizeof(cmd)) != 0) { 187 RTWN_DPRINTF(sc, RTWN_DEBUG_CALIB, 188 "error while sending IQ calibration command to FW!\n"); 189 return; 190 } 191 192 rs->rs_flags |= R12A_IQK_RUNNING; 193 } 194 #endif 195