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 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 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 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 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 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: 160MHz */ 175 if (IEEE80211_IS_CHAN_VHT80(c)) 176 cmd.band_bw |= RTWN_CMD_IQ_CHAN_WIDTH_80; 177 else if (IEEE80211_IS_CHAN_HT40(c) || IEEE80211_IS_CHAN_VHT40(c)) 178 cmd.band_bw |= RTWN_CMD_IQ_CHAN_WIDTH_40; 179 else 180 cmd.band_bw |= RTWN_CMD_IQ_CHAN_WIDTH_20; 181 182 cmd.ext_5g_pa_lna = RTWN_CMD_IQ_EXT_PA_5G(rs->ext_pa_5g); 183 cmd.ext_5g_pa_lna |= RTWN_CMD_IQ_EXT_LNA_5G(rs->ext_lna_5g); 184 185 if (r88e_fw_cmd(sc, R12A_CMD_IQ_CALIBRATE, &cmd, sizeof(cmd)) != 0) { 186 RTWN_DPRINTF(sc, RTWN_DEBUG_CALIB, 187 "error while sending IQ calibration command to FW!\n"); 188 return; 189 } 190 191 rs->rs_flags |= R12A_IQK_RUNNING; 192 } 193 #endif 194