1 /* $OpenBSD: if_rtwn.c,v 1.6 2015/08/28 00:03:53 deraadt Exp $ */ 2 3 /*- 4 * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> 5 * Copyright (c) 2015 Stefan Sperling <stsp@openbsd.org> 6 * Copyright (c) 2016 Andriy Voskoboinyk <avos@FreeBSD.org> 7 * 8 * Permission to use, copy, modify, and distribute this software for any 9 * purpose with or without fee is hereby granted, provided that the above 10 * copyright notice and this permission notice appear in all copies. 11 * 12 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 13 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 14 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 15 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 16 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 17 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 18 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 19 */ 20 21 #include <sys/cdefs.h> 22 __FBSDID("$FreeBSD$"); 23 24 #include "opt_wlan.h" 25 26 #include <sys/param.h> 27 #include <sys/lock.h> 28 #include <sys/mutex.h> 29 #include <sys/mbuf.h> 30 #include <sys/kernel.h> 31 #include <sys/socket.h> 32 #include <sys/systm.h> 33 #include <sys/malloc.h> 34 #include <sys/queue.h> 35 #include <sys/taskqueue.h> 36 #include <sys/bus.h> 37 #include <sys/endian.h> 38 #include <sys/linker.h> 39 40 #include <machine/bus.h> 41 #include <machine/resource.h> 42 #include <sys/rman.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 #include <dev/rtwn/if_rtwn_nop.h> 54 55 #include <dev/rtwn/pci/rtwn_pci_var.h> 56 57 #include <dev/rtwn/rtl8192c/r92c_var.h> 58 59 #include <dev/rtwn/rtl8192c/pci/r92ce.h> 60 #include <dev/rtwn/rtl8192c/pci/r92ce_priv.h> 61 #include <dev/rtwn/rtl8192c/pci/r92ce_reg.h> 62 #include <dev/rtwn/rtl8192c/pci/r92ce_tx_desc.h> 63 64 65 static struct rtwn_r92c_txpwr r92c_txpwr; 66 67 void r92ce_attach(struct rtwn_pci_softc *); 68 69 static void 70 r92ce_postattach(struct rtwn_softc *sc) 71 { 72 struct r92c_softc *rs = sc->sc_priv; 73 struct ieee80211com *ic = &sc->sc_ic; 74 75 if (!(rs->chip & R92C_CHIP_92C) && 76 rs->board_type == R92C_BOARD_TYPE_HIGHPA) 77 rs->rs_txagc = &rtl8188ru_txagc[0]; 78 else 79 rs->rs_txagc = &rtl8192cu_txagc[0]; 80 81 if ((rs->chip & (R92C_CHIP_UMC_A_CUT | R92C_CHIP_92C)) == 82 R92C_CHIP_UMC_A_CUT) 83 sc->fwname = "rtwn-rtl8192cfwE"; 84 else 85 sc->fwname = "rtwn-rtl8192cfwE_B"; 86 sc->fwsig = 0x88c; 87 88 rs->rs_scan_start = ic->ic_scan_start; 89 ic->ic_scan_start = r92c_scan_start; 90 rs->rs_scan_end = ic->ic_scan_end; 91 ic->ic_scan_end = r92c_scan_end; 92 } 93 94 static void 95 r92ce_set_name(struct rtwn_softc *sc) 96 { 97 struct r92c_softc *rs = sc->sc_priv; 98 99 if (rs->chip & R92C_CHIP_92C) 100 sc->name = "RTL8192CE"; 101 else 102 sc->name = "RTL8188CE"; 103 } 104 105 static void 106 r92ce_attach_private(struct rtwn_softc *sc) 107 { 108 struct r92c_softc *rs; 109 110 rs = malloc(sizeof(struct r92c_softc), M_RTWN_PRIV, M_WAITOK | M_ZERO); 111 112 rs->rs_txpwr = &r92c_txpwr; 113 114 rs->rs_set_bw20 = r92c_set_bw20; 115 rs->rs_get_txpower = r92c_get_txpower; 116 rs->rs_set_gain = r92c_set_gain; 117 rs->rs_tx_enable_ampdu = r92c_tx_enable_ampdu; 118 rs->rs_tx_setup_hwseq = r92c_tx_setup_hwseq; 119 rs->rs_tx_setup_macid = r92c_tx_setup_macid; 120 rs->rs_set_name = r92ce_set_name; 121 122 /* XXX TODO: test with net80211 ratectl! */ 123 #ifndef RTWN_WITHOUT_UCODE 124 rs->rs_c2h_timeout = hz; 125 126 callout_init_mtx(&rs->rs_c2h_report, &sc->sc_mtx, 0); 127 #endif 128 129 rs->rf_read_delay[0] = 1000; 130 rs->rf_read_delay[1] = 1000; 131 rs->rf_read_delay[2] = 1000; 132 133 sc->sc_priv = rs; 134 } 135 136 static void 137 r92ce_adj_devcaps(struct rtwn_softc *sc) 138 { 139 struct ieee80211com *ic = &sc->sc_ic; 140 141 /* 142 * XXX do NOT enable PMGT until RSVD_PAGE command 143 * will not be tested / fixed + HRPWM register must be set too. 144 */ 145 ic->ic_caps &= ~IEEE80211_C_PMGT; 146 } 147 148 void 149 r92ce_attach(struct rtwn_pci_softc *pc) 150 { 151 struct rtwn_softc *sc = &pc->pc_sc; 152 153 /* PCIe part. */ 154 pc->pc_setup_tx_desc = r92ce_setup_tx_desc; 155 pc->pc_tx_postsetup = r92ce_tx_postsetup; 156 pc->pc_copy_tx_desc = r92ce_copy_tx_desc; 157 pc->pc_enable_intr = r92ce_enable_intr; 158 159 pc->pc_qmap = 0xf771; 160 pc->tcr = 161 R92C_TCR_CFENDFORM | (1 << 12) | (1 << 13); 162 163 /* Common part. */ 164 /* RTL8192C* cannot use pairwise keys from first 4 slots */ 165 sc->sc_flags = RTWN_FLAG_CAM_FIXED; 166 167 sc->sc_start_xfers = r92ce_start_xfers; 168 sc->sc_set_chan = r92c_set_chan; 169 sc->sc_fill_tx_desc = r92c_fill_tx_desc; 170 sc->sc_fill_tx_desc_raw = r92c_fill_tx_desc_raw; 171 sc->sc_fill_tx_desc_null = r92c_fill_tx_desc_null; /* XXX recheck */ 172 sc->sc_dump_tx_desc = r92ce_dump_tx_desc; 173 sc->sc_tx_radiotap_flags = r92c_tx_radiotap_flags; 174 sc->sc_rx_radiotap_flags = r92c_rx_radiotap_flags; 175 sc->sc_get_rssi_cck = r92c_get_rssi_cck; 176 sc->sc_get_rssi_ofdm = r92c_get_rssi_ofdm; 177 sc->sc_classify_intr = r92ce_classify_intr; 178 sc->sc_handle_tx_report = rtwn_nop_softc_uint8_int; 179 sc->sc_handle_c2h_report = rtwn_nop_softc_uint8_int; 180 sc->sc_check_frame = rtwn_nop_int_softc_mbuf; 181 sc->sc_rf_read = r92c_rf_read; 182 sc->sc_rf_write = r92c_rf_write; 183 sc->sc_check_condition = r92c_check_condition; 184 sc->sc_efuse_postread = r92c_efuse_postread; 185 sc->sc_parse_rom = r92c_parse_rom; 186 sc->sc_set_led = r92ce_set_led; 187 sc->sc_power_on = r92ce_power_on; 188 sc->sc_power_off = r92ce_power_off; 189 #ifndef RTWN_WITHOUT_UCODE 190 sc->sc_fw_reset = r92ce_fw_reset; 191 sc->sc_fw_download_enable = r92c_fw_download_enable; 192 #endif 193 sc->sc_set_page_size = r92c_set_page_size; 194 sc->sc_lc_calib = r92c_lc_calib; 195 sc->sc_iq_calib = r92ce_iq_calib; 196 sc->sc_read_chipid_vendor = r92c_read_chipid_vendor; 197 sc->sc_adj_devcaps = r92ce_adj_devcaps; 198 sc->sc_vap_preattach = rtwn_nop_softc_vap; 199 sc->sc_postattach = r92ce_postattach; 200 sc->sc_detach_private = r92c_detach_private; 201 sc->sc_set_media_status = r92c_joinbss_rpt; 202 #ifndef RTWN_WITHOUT_UCODE 203 sc->sc_set_rsvd_page = r92c_set_rsvd_page; 204 sc->sc_set_pwrmode = r92c_set_pwrmode; 205 sc->sc_set_rssi = r92c_set_rssi; 206 #endif 207 sc->sc_beacon_init = r92c_beacon_init; 208 sc->sc_beacon_enable = r92c_beacon_enable; 209 sc->sc_beacon_set_rate = rtwn_nop_void_int; 210 sc->sc_beacon_select = rtwn_nop_softc_int; 211 sc->sc_temp_measure = r92c_temp_measure; 212 sc->sc_temp_read = r92c_temp_read; 213 sc->sc_init_tx_agg = rtwn_nop_softc; 214 sc->sc_init_rx_agg = rtwn_nop_softc; 215 sc->sc_init_ampdu = r92ce_init_ampdu; 216 sc->sc_init_intr = r92ce_init_intr; 217 sc->sc_init_edca = r92ce_init_edca; 218 sc->sc_init_bb = r92ce_init_bb; 219 sc->sc_init_rf = r92c_init_rf; 220 sc->sc_init_antsel = rtwn_nop_softc; 221 sc->sc_post_init = r92ce_post_init; 222 sc->sc_init_bcnq1_boundary = rtwn_nop_int_softc; 223 224 sc->mac_prog = &rtl8192ce_mac[0]; 225 sc->mac_size = nitems(rtl8192ce_mac); 226 sc->bb_prog = &rtl8192ce_bb[0]; 227 sc->bb_size = nitems(rtl8192ce_bb); 228 sc->agc_prog = &rtl8192ce_agc[0]; 229 sc->agc_size = nitems(rtl8192ce_agc); 230 sc->rf_prog = &rtl8192c_rf[0]; 231 232 sc->page_count = R92CE_TX_PAGE_COUNT; 233 sc->pktbuf_count = R92C_TXPKTBUF_COUNT; 234 235 sc->ackto = 0x40; 236 sc->npubqpages = R92CE_PUBQ_NPAGES; 237 sc->nhqpages = R92CE_HPQ_NPAGES; 238 sc->nnqpages = 0; 239 sc->nlqpages = R92CE_LPQ_NPAGES; 240 sc->page_size = R92C_TX_PAGE_SIZE; 241 242 sc->txdesc_len = sizeof(struct r92ce_tx_desc); 243 sc->efuse_maxlen = R92C_EFUSE_MAX_LEN; 244 sc->efuse_maplen = R92C_EFUSE_MAP_LEN; 245 sc->rx_dma_size = R92C_RX_DMA_BUFFER_SIZE; 246 247 sc->macid_limit = R92C_MACID_MAX + 1; 248 sc->cam_entry_limit = R92C_CAM_ENTRY_COUNT; 249 sc->fwsize_limit = R92C_MAX_FW_SIZE; 250 sc->temp_delta = R92C_CALIB_THRESHOLD; 251 252 sc->bcn_status_reg[0] = R92C_TDECTRL; 253 /* 254 * TODO: some additional setup is required 255 * to maintain few beacons at the same time. 256 * 257 * XXX BCNQ1 mechanism is not needed here; move it to the USB module. 258 */ 259 sc->bcn_status_reg[1] = R92C_TDECTRL; 260 sc->rcr = 0; 261 262 r92ce_attach_private(sc); 263 } 264