sys/dev/rtwn/rtl8812a/r12a_rom.c

   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/rtl8812a/r12a.h>
  59 #include <dev/rtwn/rtl8812a/r12a_var.h>
  60 #include <dev/rtwn/rtl8812a/r12a_rom_image.h>
  61
  62 void
  63 r12a_parse_rom_common(struct rtwn_softc *sc, uint8_t *buf)
  64 {
  65         struct r12a_softc *rs = sc->sc_priv;
  66         struct r12a_rom *rom = (struct r12a_rom *)buf;
  67         int i, j, k;
  68
  69         sc->thermal_meter = rom->thermal_meter;
  70         rs->crystalcap = RTWN_GET_ROM_VAR(rom->crystalcap,
  71             R12A_ROM_CRYSTALCAP_DEF);
  72         rs->tx_bbswing_2g = RTWN_GET_ROM_VAR(rom->tx_bbswing_2g, 0);
  73         rs->tx_bbswing_5g = RTWN_GET_ROM_VAR(rom->tx_bbswing_5g, 0);
  74
  75         for (i = 0; i < sc->ntxchains; i++) {
  76                 struct r12a_tx_pwr_2g *pwr_2g = &rom->tx_pwr[i].pwr_2g;
  77                 struct r12a_tx_pwr_5g *pwr_5g = &rom->tx_pwr[i].pwr_5g;
  78                 struct r12a_tx_pwr_diff_2g *pwr_diff_2g =
  79                     &rom->tx_pwr[i].pwr_diff_2g;
  80                 struct r12a_tx_pwr_diff_5g *pwr_diff_5g =
  81                     &rom->tx_pwr[i].pwr_diff_5g;
  82
  83                 for (j = 0; j < R12A_GROUP_2G - 1; j++) {
  84                         rs->cck_tx_pwr[i][j] =
  85                             RTWN_GET_ROM_VAR(pwr_2g->cck[j],
  86                                 R12A_DEF_TX_PWR_2G);
  87                         rs->ht40_tx_pwr_2g[i][j] =
  88                             RTWN_GET_ROM_VAR(pwr_2g->ht40[j],
  89                                 R12A_DEF_TX_PWR_2G);
  90                 }
  91                 rs->cck_tx_pwr[i][j] = RTWN_GET_ROM_VAR(pwr_2g->cck[j],
  92                     R12A_DEF_TX_PWR_2G);
  93
  94                 rs->cck_tx_pwr_diff_2g[i][0] = 0;
  95                 rs->ofdm_tx_pwr_diff_2g[i][0] = RTWN_SIGN4TO8(
  96                     MS(pwr_diff_2g->ht20_ofdm, LOW_PART));
  97                 rs->bw20_tx_pwr_diff_2g[i][0] = RTWN_SIGN4TO8(
  98                     MS(pwr_diff_2g->ht20_ofdm, HIGH_PART));
  99                 rs->bw40_tx_pwr_diff_2g[i][0] = 0;
 100
 101                 for (j = 1, k = 0; k < nitems(pwr_diff_2g->diff123); j++, k++) {
 102                         rs->cck_tx_pwr_diff_2g[i][j] = RTWN_SIGN4TO8(
 103                             MS(pwr_diff_2g->diff123[k].ofdm_cck, LOW_PART));
 104                         rs->ofdm_tx_pwr_diff_2g[i][j] = RTWN_SIGN4TO8(
 105                             MS(pwr_diff_2g->diff123[k].ofdm_cck, HIGH_PART));
 106                         rs->bw20_tx_pwr_diff_2g[i][j] = RTWN_SIGN4TO8(
 107                             MS(pwr_diff_2g->diff123[k].ht40_ht20, LOW_PART));
 108                         rs->bw40_tx_pwr_diff_2g[i][j] = RTWN_SIGN4TO8(
 109                             MS(pwr_diff_2g->diff123[k].ht40_ht20, HIGH_PART));
 110                 }
 111
 112                 for (j = 0; j < R12A_GROUP_5G; j++) {
 113                         rs->ht40_tx_pwr_5g[i][j] =
 114                             RTWN_GET_ROM_VAR(pwr_5g->ht40[j],
 115                                 R12A_DEF_TX_PWR_5G);
 116                 }
 117
 118                 rs->ofdm_tx_pwr_diff_5g[i][0] = RTWN_SIGN4TO8(
 119                     MS(pwr_diff_5g->ht20_ofdm, LOW_PART));
 120                 rs->ofdm_tx_pwr_diff_5g[i][1] = RTWN_SIGN4TO8(
 121                     MS(pwr_diff_5g->ofdm_ofdm[0], HIGH_PART));
 122                 rs->ofdm_tx_pwr_diff_5g[i][2] = RTWN_SIGN4TO8(
 123                     MS(pwr_diff_5g->ofdm_ofdm[0], LOW_PART));
 124                 rs->ofdm_tx_pwr_diff_5g[i][3] = RTWN_SIGN4TO8(
 125                     MS(pwr_diff_5g->ofdm_ofdm[1], LOW_PART));
 126
 127                 rs->bw20_tx_pwr_diff_5g[i][0] = RTWN_SIGN4TO8(
 128                     MS(pwr_diff_5g->ht20_ofdm, HIGH_PART));
 129                 rs->bw40_tx_pwr_diff_5g[i][0] = 0;
 130                 for (j = 1, k = 0; k < nitems(pwr_diff_5g->ht40_ht20);
 131                     j++, k++) {
 132                         rs->bw20_tx_pwr_diff_5g[i][j] = RTWN_SIGN4TO8(
 133                             MS(pwr_diff_5g->ht40_ht20[k], LOW_PART));
 134                         rs->bw40_tx_pwr_diff_5g[i][j] = RTWN_SIGN4TO8(
 135                             MS(pwr_diff_5g->ht40_ht20[k], HIGH_PART));
 136                 }
 137
 138                 for (j = 0; j < nitems(pwr_diff_5g->ht80_ht160); j++) {
 139                         rs->bw80_tx_pwr_diff_5g[i][j] = RTWN_SIGN4TO8(
 140                             MS(pwr_diff_5g->ht80_ht160[j], HIGH_PART));
 141                         rs->bw160_tx_pwr_diff_5g[i][j] = RTWN_SIGN4TO8(
 142                             MS(pwr_diff_5g->ht80_ht160[j], LOW_PART));
 143                 }
 144         }
 145
 146         rs->regulatory = MS(rom->rf_board_opt, R92C_ROM_RF1_REGULATORY);
 147         rs->board_type =
 148             MS(RTWN_GET_ROM_VAR(rom->rf_board_opt, R92C_BOARD_TYPE_DONGLE),
 149                 R92C_ROM_RF1_BOARD_TYPE);
 150         RTWN_DPRINTF(sc, RTWN_DEBUG_ROM, "%s: regulatory type=%d\n",
 151             __func__, rs->regulatory);
 152 }
 153
 154 void
 155 r12a_parse_rom(struct rtwn_softc *sc, uint8_t *buf)
 156 {
 157         struct r12a_softc *rs = sc->sc_priv;
 158         struct r12a_rom *rom = (struct r12a_rom *)buf;
 159         uint8_t pa_type, lna_type_2g, lna_type_5g;
 160
 161         /* Read PA/LNA types. */
 162         pa_type = RTWN_GET_ROM_VAR(rom->pa_type, 0);
 163         lna_type_2g = RTWN_GET_ROM_VAR(rom->lna_type_2g, 0);
 164         lna_type_5g = RTWN_GET_ROM_VAR(rom->lna_type_5g, 0);
 165
 166         rs->ext_pa_2g = R12A_ROM_IS_PA_EXT_2GHZ(pa_type);
 167         rs->ext_pa_5g = R12A_ROM_IS_PA_EXT_5GHZ(pa_type);
 168         rs->ext_lna_2g = R21A_ROM_IS_LNA_EXT(lna_type_2g);
 169         rs->ext_lna_5g = R21A_ROM_IS_LNA_EXT(lna_type_5g);
 170         rs->bt_coex = (MS(rom->rf_board_opt, R92C_ROM_RF1_BOARD_TYPE) ==
 171             R92C_BOARD_TYPE_HIGHPA);
 172         rs->bt_ant_num = (rom->rf_bt_opt & R12A_RF_BT_OPT_ANT_NUM);
 173
 174         if (rs->ext_pa_2g) {
 175                 rs->type_pa_2g =
 176                     R12A_GET_ROM_PA_TYPE(lna_type_2g, 0) |
 177                     (R12A_GET_ROM_PA_TYPE(lna_type_2g, 1) << 2);
 178         }
 179         if (rs->ext_pa_5g) {
 180                 rs->type_pa_5g =
 181                     R12A_GET_ROM_PA_TYPE(lna_type_5g, 0) |
 182                     (R12A_GET_ROM_PA_TYPE(lna_type_5g, 1) << 2);
 183         }
 184         if (rs->ext_lna_2g) {
 185                 rs->type_lna_2g =
 186                     R12A_GET_ROM_LNA_TYPE(lna_type_2g, 0) |
 187                     (R12A_GET_ROM_LNA_TYPE(lna_type_2g, 1) << 2);
 188         }
 189         if (rs->ext_lna_5g) {
 190                 rs->type_lna_5g =
 191                     R12A_GET_ROM_LNA_TYPE(lna_type_5g, 0) |
 192                     (R12A_GET_ROM_LNA_TYPE(lna_type_5g, 1) << 2);
 193         }
 194
 195         if (rom->rfe_option & 0x80) {
 196                 if (rs->ext_lna_5g) {
 197                         if (rs->ext_pa_5g) {
 198                                 if (rs->ext_pa_2g && rs->ext_lna_2g)
 199                                         rs->rfe_type = 3;
 200                                 else
 201                                         rs->rfe_type = 0;
 202                         } else
 203                                 rs->rfe_type = 2;
 204                 } else
 205                         rs->rfe_type = 4;
 206         } else {
 207                 rs->rfe_type = rom->rfe_option & 0x3f;
 208
 209                 /* workaround for incorrect EFUSE map */
 210                 if (rs->rfe_type == 4 &&
 211                     rs->ext_pa_2g && rs->ext_lna_2g &&
 212                     rs->ext_pa_5g && rs->ext_lna_5g)
 213                         rs->rfe_type = 0;
 214         }
 215
 216         /* Read MAC address. */
 217         IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr_12a);
 218
 219         /* Execute common part of initialization. */
 220         r12a_parse_rom_common(sc, buf);
 221 }