1 /*- 2 * Copyright (c) 2007 Damien Bergamini <damien.bergamini@free.fr> 3 * Copyright (c) 2012 Bernhard Schmidt <bschmidt@FreeBSD.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 * 17 * $OpenBSD: rt2860var.h,v 1.20 2010/09/07 16:21:42 deraadt Exp $ 18 * $FreeBSD$ 19 */ 20 21 #define RT2860_TX_RING_COUNT 64 22 #define RT2860_RX_RING_COUNT 128 23 #define RT2860_TX_POOL_COUNT (RT2860_TX_RING_COUNT * 2) 24 25 #define RT2860_MAX_SCATTER ((RT2860_TX_RING_COUNT * 2) - 1) 26 27 /* HW supports up to 255 STAs */ 28 #define RT2860_WCID_MAX 254 29 #define RT2860_AID2WCID(aid) ((aid) & 0xff) 30 31 struct rt2860_rx_radiotap_header { 32 struct ieee80211_radiotap_header wr_ihdr; 33 uint64_t wr_tsf; 34 uint8_t wr_flags; 35 uint8_t wr_rate; 36 uint16_t wr_chan_freq; 37 uint16_t wr_chan_flags; 38 uint8_t wr_antenna; 39 int8_t wr_antsignal; 40 int8_t wr_antnoise; 41 } __packed; 42 43 #define RT2860_RX_RADIOTAP_PRESENT \ 44 ((1 << IEEE80211_RADIOTAP_TSFT) | \ 45 (1 << IEEE80211_RADIOTAP_FLAGS) | \ 46 (1 << IEEE80211_RADIOTAP_RATE) | \ 47 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 48 (1 << IEEE80211_RADIOTAP_ANTENNA) | \ 49 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \ 50 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)) 51 52 struct rt2860_tx_radiotap_header { 53 struct ieee80211_radiotap_header wt_ihdr; 54 uint8_t wt_flags; 55 uint8_t wt_rate; 56 uint16_t wt_chan_freq; 57 uint16_t wt_chan_flags; 58 } __packed; 59 60 #define RT2860_TX_RADIOTAP_PRESENT \ 61 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 62 (1 << IEEE80211_RADIOTAP_RATE) | \ 63 (1 << IEEE80211_RADIOTAP_CHANNEL)) 64 65 struct rt2860_tx_data { 66 struct rt2860_txwi *txwi; 67 struct mbuf *m; 68 struct ieee80211_node *ni; 69 bus_dmamap_t map; 70 bus_addr_t paddr; 71 SLIST_ENTRY(rt2860_tx_data) next; 72 }; 73 74 struct rt2860_tx_ring { 75 struct rt2860_txd *txd; 76 bus_addr_t paddr; 77 bus_dma_tag_t desc_dmat; 78 bus_dmamap_t desc_map; 79 bus_dma_segment_t seg; 80 struct rt2860_tx_data *data[RT2860_TX_RING_COUNT]; 81 int cur; 82 int next; 83 int queued; 84 }; 85 86 struct rt2860_rx_data { 87 struct mbuf *m; 88 bus_dmamap_t map; 89 }; 90 91 struct rt2860_rx_ring { 92 struct rt2860_rxd *rxd; 93 bus_addr_t paddr; 94 bus_dma_tag_t desc_dmat; 95 bus_dmamap_t desc_map; 96 bus_dma_tag_t data_dmat; 97 bus_dma_segment_t seg; 98 unsigned int cur; /* must be unsigned */ 99 struct rt2860_rx_data data[RT2860_RX_RING_COUNT]; 100 }; 101 102 struct rt2860_node { 103 struct ieee80211_node ni; 104 uint8_t wcid; 105 uint8_t ridx[IEEE80211_RATE_MAXSIZE]; 106 uint8_t ctl_ridx[IEEE80211_RATE_MAXSIZE]; 107 }; 108 109 struct rt2860_vap { 110 struct ieee80211vap ral_vap; 111 112 int (*ral_newstate)(struct ieee80211vap *, 113 enum ieee80211_state, int); 114 }; 115 #define RT2860_VAP(vap) ((struct rt2860_vap *)(vap)) 116 117 struct rt2860_softc { 118 struct ieee80211com sc_ic; 119 struct mbufq sc_snd; 120 #if defined(__DragonFly__) 121 struct lock sc_mtx; 122 #else 123 struct mtx sc_mtx; 124 #endif 125 device_t sc_dev; 126 bus_space_tag_t sc_st; 127 bus_space_handle_t sc_sh; 128 129 struct callout watchdog_ch; 130 131 int sc_invalid; 132 int sc_debug; 133 /* 134 * The same in both up to here 135 * ------------------------------------------------ 136 */ 137 138 uint16_t (*sc_srom_read)(struct rt2860_softc *, 139 uint16_t); 140 void (*sc_node_free)(struct ieee80211_node *); 141 142 int sc_flags; 143 #define RT2860_ENABLED (1 << 0) 144 #define RT2860_ADVANCED_PS (1 << 1) 145 #define RT2860_PCIE (1 << 2) 146 #define RT2860_RUNNING (1 << 3) 147 148 struct ieee80211_node *wcid2ni[RT2860_WCID_MAX]; 149 150 struct rt2860_tx_ring txq[6]; 151 struct rt2860_rx_ring rxq; 152 153 SLIST_HEAD(, rt2860_tx_data) data_pool; 154 struct rt2860_tx_data data[RT2860_TX_POOL_COUNT]; 155 bus_dma_tag_t txwi_dmat; 156 bus_dmamap_t txwi_map; 157 bus_dma_segment_t txwi_seg; 158 caddr_t txwi_vaddr; 159 160 int sc_tx_timer; 161 int mgtqid; 162 uint8_t qfullmsk; 163 164 uint16_t mac_ver; 165 uint16_t mac_rev; 166 uint16_t rf_rev; 167 uint8_t freq; 168 uint8_t ntxchains; 169 uint8_t nrxchains; 170 uint8_t pslevel; 171 int8_t txpow1[54]; 172 int8_t txpow2[54]; 173 int8_t rssi_2ghz[3]; 174 int8_t rssi_5ghz[3]; 175 uint8_t lna[4]; 176 uint8_t rf24_20mhz; 177 uint8_t rf24_40mhz; 178 uint8_t patch_dac; 179 uint8_t rfswitch; 180 uint8_t ext_2ghz_lna; 181 uint8_t ext_5ghz_lna; 182 uint8_t calib_2ghz; 183 uint8_t calib_5ghz; 184 uint8_t txmixgain_2ghz; 185 uint8_t txmixgain_5ghz; 186 uint8_t tssi_2ghz[9]; 187 uint8_t tssi_5ghz[9]; 188 uint8_t step_2ghz; 189 uint8_t step_5ghz; 190 struct { 191 uint8_t reg; 192 uint8_t val; 193 } bbp[8], rf[10]; 194 uint8_t leds; 195 uint16_t led[3]; 196 uint32_t txpow20mhz[5]; 197 uint32_t txpow40mhz_2ghz[5]; 198 uint32_t txpow40mhz_5ghz[5]; 199 200 struct rt2860_rx_radiotap_header sc_rxtap; 201 struct rt2860_tx_radiotap_header sc_txtap; 202 }; 203 204 int rt2860_attach(device_t, int); 205 int rt2860_detach(void *); 206 void rt2860_shutdown(void *); 207 void rt2860_suspend(void *); 208 void rt2860_resume(void *); 209 void rt2860_intr(void *); 210 211 #if defined(__DragonFly__) 212 213 #define RAL_LOCK(sc) lockmgr(&(sc)->sc_mtx, LK_EXCLUSIVE) 214 #define RAL_LOCK_ASSERT(sc) KKASSERT(lockstatus(&(sc)->sc_mtx, curthread) == LK_EXCLUSIVE) 215 #define RAL_UNLOCK(sc) lockmgr(&(sc)->sc_mtx, LK_RELEASE) 216 217 #else 218 219 #define RAL_LOCK(sc) mtx_lock(&(sc)->sc_mtx) 220 #define RAL_LOCK_ASSERT(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED) 221 #define RAL_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx) 222 223 #endif 224