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 */ 19 20 #define RT2860_TX_RING_COUNT 64 21 #define RT2860_RX_RING_COUNT 128 22 #define RT2860_TX_POOL_COUNT (RT2860_TX_RING_COUNT * 2) 23 24 #define RT2860_MAX_SCATTER ((RT2860_TX_RING_COUNT * 2) - 1) 25 26 /* HW supports up to 255 STAs */ 27 #define RT2860_WCID_MAX 254 28 #define RT2860_AID2WCID(aid) ((aid) & 0xff) 29 30 struct rt2860_rx_radiotap_header { 31 struct ieee80211_radiotap_header wr_ihdr; 32 uint64_t wr_tsf; 33 uint8_t wr_flags; 34 uint8_t wr_rate; 35 uint16_t wr_chan_freq; 36 uint16_t wr_chan_flags; 37 uint8_t wr_antenna; 38 int8_t wr_antsignal; 39 int8_t wr_antnoise; 40 } __packed __aligned(8); 41 42 #define RT2860_RX_RADIOTAP_PRESENT \ 43 ((1 << IEEE80211_RADIOTAP_TSFT) | \ 44 (1 << IEEE80211_RADIOTAP_FLAGS) | \ 45 (1 << IEEE80211_RADIOTAP_RATE) | \ 46 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 47 (1 << IEEE80211_RADIOTAP_ANTENNA) | \ 48 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \ 49 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)) 50 51 struct rt2860_tx_radiotap_header { 52 struct ieee80211_radiotap_header wt_ihdr; 53 uint8_t wt_flags; 54 uint8_t wt_rate; 55 uint16_t wt_chan_freq; 56 uint16_t wt_chan_flags; 57 } __packed; 58 59 #define RT2860_TX_RADIOTAP_PRESENT \ 60 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 61 (1 << IEEE80211_RADIOTAP_RATE) | \ 62 (1 << IEEE80211_RADIOTAP_CHANNEL)) 63 64 struct rt2860_tx_data { 65 struct rt2860_txwi *txwi; 66 struct mbuf *m; 67 struct ieee80211_node *ni; 68 bus_dmamap_t map; 69 bus_addr_t paddr; 70 SLIST_ENTRY(rt2860_tx_data) next; 71 }; 72 73 struct rt2860_tx_ring { 74 struct rt2860_txd *txd; 75 bus_addr_t paddr; 76 bus_dma_tag_t desc_dmat; 77 bus_dmamap_t desc_map; 78 bus_dma_segment_t seg; 79 struct rt2860_tx_data *data[RT2860_TX_RING_COUNT]; 80 int cur; 81 int next; 82 int queued; 83 }; 84 85 struct rt2860_rx_data { 86 struct mbuf *m; 87 bus_dmamap_t map; 88 }; 89 90 struct rt2860_rx_ring { 91 struct rt2860_rxd *rxd; 92 bus_addr_t paddr; 93 bus_dma_tag_t desc_dmat; 94 bus_dmamap_t desc_map; 95 bus_dma_tag_t data_dmat; 96 bus_dma_segment_t seg; 97 unsigned int cur; /* must be unsigned */ 98 struct rt2860_rx_data data[RT2860_RX_RING_COUNT]; 99 }; 100 101 struct rt2860_node { 102 struct ieee80211_node ni; 103 uint8_t wcid; 104 uint8_t ridx[IEEE80211_RATE_MAXSIZE]; 105 uint8_t ctl_ridx[IEEE80211_RATE_MAXSIZE]; 106 }; 107 108 struct rt2860_vap { 109 struct ieee80211vap ral_vap; 110 111 int (*ral_newstate)(struct ieee80211vap *, 112 enum ieee80211_state, int); 113 }; 114 #define RT2860_VAP(vap) ((struct rt2860_vap *)(vap)) 115 116 struct rt2860_softc { 117 struct ieee80211com sc_ic; 118 struct ieee80211_ratectl_tx_status sc_txs; 119 struct mbufq sc_snd; 120 struct mtx sc_mtx; 121 device_t sc_dev; 122 bus_space_tag_t sc_st; 123 bus_space_handle_t sc_sh; 124 125 struct callout watchdog_ch; 126 127 int sc_invalid; 128 int sc_debug; 129 /* 130 * The same in both up to here 131 * ------------------------------------------------ 132 */ 133 134 uint16_t (*sc_srom_read)(struct rt2860_softc *, 135 uint16_t); 136 void (*sc_node_free)(struct ieee80211_node *); 137 138 int sc_flags; 139 #define RT2860_ENABLED (1 << 0) 140 #define RT2860_ADVANCED_PS (1 << 1) 141 #define RT2860_PCIE (1 << 2) 142 #define RT2860_RUNNING (1 << 3) 143 144 struct ieee80211_node *wcid2ni[RT2860_WCID_MAX + 1]; 145 146 struct rt2860_tx_ring txq[6]; 147 struct rt2860_rx_ring rxq; 148 149 SLIST_HEAD(, rt2860_tx_data) data_pool; 150 struct rt2860_tx_data data[RT2860_TX_POOL_COUNT]; 151 bus_dma_tag_t txwi_dmat; 152 bus_dmamap_t txwi_map; 153 bus_dma_segment_t txwi_seg; 154 caddr_t txwi_vaddr; 155 156 int sc_tx_timer; 157 int mgtqid; 158 uint8_t qfullmsk; 159 160 uint16_t mac_ver; 161 uint16_t mac_rev; 162 uint16_t rf_rev; 163 uint8_t freq; 164 uint8_t ntxchains; 165 uint8_t nrxchains; 166 uint8_t pslevel; 167 int8_t txpow1[54]; 168 int8_t txpow2[54]; 169 int8_t rssi_2ghz[3]; 170 int8_t rssi_5ghz[3]; 171 uint8_t lna[4]; 172 uint8_t rf24_20mhz; 173 uint8_t rf24_40mhz; 174 uint8_t patch_dac; 175 uint8_t rfswitch; 176 uint8_t ext_2ghz_lna; 177 uint8_t ext_5ghz_lna; 178 uint8_t calib_2ghz; 179 uint8_t calib_5ghz; 180 uint8_t txmixgain_2ghz; 181 uint8_t txmixgain_5ghz; 182 uint8_t tssi_2ghz[9]; 183 uint8_t tssi_5ghz[9]; 184 uint8_t step_2ghz; 185 uint8_t step_5ghz; 186 struct { 187 uint8_t reg; 188 uint8_t val; 189 } bbp[8], rf[10]; 190 uint8_t leds; 191 uint16_t led[3]; 192 uint32_t txpow20mhz[5]; 193 uint32_t txpow40mhz_2ghz[5]; 194 uint32_t txpow40mhz_5ghz[5]; 195 196 struct rt2860_rx_radiotap_header sc_rxtap; 197 struct rt2860_tx_radiotap_header sc_txtap; 198 }; 199 200 int rt2860_attach(device_t, int); 201 int rt2860_detach(void *); 202 void rt2860_shutdown(void *); 203 void rt2860_suspend(void *); 204 void rt2860_resume(void *); 205 void rt2860_intr(void *); 206 207 #define RAL_LOCK(sc) mtx_lock(&(sc)->sc_mtx) 208 #define RAL_LOCK_ASSERT(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED) 209 #define RAL_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx) 210