1 /* $OpenBSD: if_runvar.h,v 1.3 2009/03/26 20:17:27 damien Exp $ */ 2 3 /*- 4 * Copyright (c) 2008,2009 Damien Bergamini <damien.bergamini@free.fr> 5 * ported to FreeBSD by Akinori Furukoshi <moonlightakkiy@yahoo.ca> 6 * USB Consulting, Hans Petter Selasky <hselasky@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 * $FreeBSD$ 21 */ 22 23 #ifndef _IF_RUNVAR_H_ 24 #define _IF_RUNVAR_H_ 25 26 #define RUN_MAX_RXSZ \ 27 MIN(4096, MJUMPAGESIZE) 28 #if 0 29 (sizeof (uint32_t) + \ 30 sizeof (struct rt2860_rxwi) + \ 31 sizeof (uint16_t) + \ 32 MCLBYTES + \ 33 sizeof (struct rt2870_rxd)) 34 #endif 35 /* NB: "11" is the maximum number of padding bytes needed for Tx */ 36 #define RUN_MAX_TXSZ \ 37 (sizeof (struct rt2870_txd) + \ 38 sizeof (struct rt2860_rxwi) + \ 39 MCLBYTES + 11) 40 41 #define RUN_TX_TIMEOUT 5000 /* ms */ 42 43 /* Tx ring count was 8/endpoint, now 32 for all 4 (or 6) endpoints. */ 44 #define RUN_TX_RING_COUNT 32 45 #define RUN_RX_RING_COUNT 1 46 47 #define RT2870_WCID_MAX 253 48 #define RUN_AID2WCID(aid) ((aid) & 0xff) 49 50 struct run_rx_radiotap_header { 51 struct ieee80211_radiotap_header wr_ihdr; 52 uint8_t wr_flags; 53 uint8_t wr_rate; 54 uint16_t wr_chan_freq; 55 uint16_t wr_chan_flags; 56 uint8_t wr_dbm_antsignal; 57 uint8_t wr_antenna; 58 uint8_t wr_antsignal; 59 } __packed; 60 61 #define RUN_RX_RADIOTAP_PRESENT \ 62 (1 << IEEE80211_RADIOTAP_FLAGS | \ 63 1 << IEEE80211_RADIOTAP_RATE | \ 64 1 << IEEE80211_RADIOTAP_CHANNEL | \ 65 1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL | \ 66 1 << IEEE80211_RADIOTAP_ANTENNA | \ 67 1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) 68 69 struct run_tx_radiotap_header { 70 struct ieee80211_radiotap_header wt_ihdr; 71 uint8_t wt_flags; 72 uint8_t wt_rate; 73 uint16_t wt_chan_freq; 74 uint16_t wt_chan_flags; 75 uint8_t wt_hwqueue; 76 } __packed; 77 78 #define IEEE80211_RADIOTAP_HWQUEUE 15 79 80 #define RUN_TX_RADIOTAP_PRESENT \ 81 (1 << IEEE80211_RADIOTAP_FLAGS | \ 82 1 << IEEE80211_RADIOTAP_RATE | \ 83 1 << IEEE80211_RADIOTAP_CHANNEL | \ 84 1 << IEEE80211_RADIOTAP_HWQUEUE) 85 86 struct run_softc; 87 88 struct run_tx_data { 89 STAILQ_ENTRY(run_tx_data) next; 90 struct run_softc *sc; 91 struct mbuf *m; 92 struct ieee80211_node *ni; 93 uint32_t align[0]; /* dummy field */ 94 uint8_t desc[sizeof(struct rt2870_txd) + 95 sizeof(struct rt2860_txwi)]; 96 int ridx; 97 uint8_t mcs; 98 }; 99 STAILQ_HEAD(run_tx_data_head, run_tx_data); 100 101 struct run_node { 102 struct ieee80211_node ni; 103 uint8_t ridx[IEEE80211_RATE_MAXSIZE]; 104 uint8_t ctl_ridx[IEEE80211_RATE_MAXSIZE]; 105 }; 106 107 struct run_vap { 108 struct ieee80211vap vap; 109 struct ieee80211_beacon_offsets bo; 110 struct usb_callout ratectl_ch; 111 struct task ratectl_task; 112 uint8_t ratectl_run; 113 #define RUN_RATECTL_ON 1 114 #define RUN_RATECTL_OFF 0 115 116 int (*newstate)(struct ieee80211vap *, 117 enum ieee80211_state, int); 118 }; 119 #define RUN_VAP(vap) ((struct run_vap *)(vap)) 120 121 /* 122 * There are 7 bulk endpoints: 1 for RX 123 * and 6 for TX (4 EDCAs + HCCA + Prio). 124 * Update 03-14-2009: some devices like the Planex GW-US300MiniS 125 * seem to have only 4 TX bulk endpoints (Fukaumi Naoki). 126 */ 127 enum { 128 RUN_BULK_TX_BE, /* = WME_AC_BE */ 129 RUN_BULK_TX_BK, /* = WME_AC_BK */ 130 RUN_BULK_TX_VI, /* = WME_AC_VI */ 131 RUN_BULK_TX_VO, /* = WME_AC_VO */ 132 RUN_BULK_TX_HCCA, 133 RUN_BULK_TX_PRIO, 134 RUN_BULK_RX, 135 RUN_N_XFER, 136 }; 137 138 #define RUN_EP_QUEUES RUN_BULK_RX 139 140 struct run_endpoint_queue { 141 struct run_tx_data tx_data[RUN_TX_RING_COUNT]; 142 struct run_tx_data_head tx_qh; 143 struct run_tx_data_head tx_fh; 144 uint32_t tx_nfree; 145 }; 146 147 struct run_softc { 148 device_t sc_dev; 149 struct usb_device *sc_udev; 150 struct ifnet *sc_ifp; 151 struct run_vap *sc_rvp; 152 153 int (*sc_srom_read)(struct run_softc *, 154 uint16_t, uint16_t *); 155 156 uint16_t mac_ver; 157 uint16_t mac_rev; 158 uint8_t rf_rev; 159 uint8_t freq; 160 uint8_t ntxchains; 161 uint8_t nrxchains; 162 int fixed_ridx; 163 164 uint8_t bbp25; 165 uint8_t bbp26; 166 uint8_t rf24_20mhz; 167 uint8_t rf24_40mhz; 168 uint8_t patch_dac; 169 uint8_t rfswitch; 170 uint8_t ext_2ghz_lna; 171 uint8_t ext_5ghz_lna; 172 uint8_t calib_2ghz; 173 uint8_t calib_5ghz; 174 uint8_t txmixgain_2ghz; 175 uint8_t txmixgain_5ghz; 176 int8_t txpow1[54]; 177 int8_t txpow2[54]; 178 int8_t rssi_2ghz[3]; 179 int8_t rssi_5ghz[3]; 180 uint8_t lna[4]; 181 182 struct { 183 uint8_t reg; 184 uint8_t val; 185 } bbp[8], rf[10]; 186 uint8_t leds; 187 uint16_t led[3]; 188 uint32_t txpow20mhz[5]; 189 uint32_t txpow40mhz_2ghz[5]; 190 uint32_t txpow40mhz_5ghz[5]; 191 192 uint8_t sc_bssid[6]; 193 194 struct mtx sc_mtx; 195 196 struct run_endpoint_queue sc_epq[RUN_EP_QUEUES]; 197 198 struct task wme_task; 199 struct task usb_timeout_task; 200 201 struct usb_xfer *sc_xfer[RUN_N_XFER]; 202 203 struct mbuf *rx_m; 204 205 union { 206 struct run_rx_radiotap_header th; 207 uint8_t pad[64]; 208 } sc_rxtapu; 209 #define sc_rxtap sc_rxtapu.th 210 int sc_rxtap_len; 211 212 union { 213 struct run_tx_radiotap_header th; 214 uint8_t pad[64]; 215 } sc_txtapu; 216 #define sc_txtap sc_txtapu.th 217 int sc_txtap_len; 218 }; 219 220 #define RUN_LOCK(sc) mtx_lock(&(sc)->sc_mtx) 221 #define RUN_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx) 222 #define RUN_LOCK_ASSERT(sc, t) mtx_assert(&(sc)->sc_mtx, t) 223 224 #endif /* _IF_RUNVAR_H_ */ 225