1 /* $FreeBSD$ */ 2 3 /*- 4 * Copyright (c) 2005, 2006 5 * Damien Bergamini <damien.bergamini@free.fr> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 struct rt2560_rx_radiotap_header { 21 struct ieee80211_radiotap_header wr_ihdr; 22 uint64_t wr_tsf; 23 uint8_t wr_flags; 24 uint8_t wr_rate; 25 uint16_t wr_chan_freq; 26 uint16_t wr_chan_flags; 27 int8_t wr_antsignal; 28 int8_t wr_antnoise; 29 uint8_t wr_antenna; 30 }; 31 32 #define RT2560_RX_RADIOTAP_PRESENT \ 33 ((1 << IEEE80211_RADIOTAP_TSFT) | \ 34 (1 << IEEE80211_RADIOTAP_FLAGS) | \ 35 (1 << IEEE80211_RADIOTAP_RATE) | \ 36 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 37 (1 << IEEE80211_RADIOTAP_ANTENNA) | \ 38 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \ 39 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)) 40 41 struct rt2560_tx_radiotap_header { 42 struct ieee80211_radiotap_header wt_ihdr; 43 uint8_t wt_flags; 44 uint8_t wt_rate; 45 uint16_t wt_chan_freq; 46 uint16_t wt_chan_flags; 47 uint8_t wt_antenna; 48 }; 49 50 #define RT2560_TX_RADIOTAP_PRESENT \ 51 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 52 (1 << IEEE80211_RADIOTAP_RATE) | \ 53 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 54 (1 << IEEE80211_RADIOTAP_ANTENNA)) 55 56 struct rt2560_tx_data { 57 bus_dmamap_t map; 58 struct mbuf *m; 59 struct ieee80211_node *ni; 60 uint8_t rix; 61 int8_t rssi; 62 }; 63 64 struct rt2560_tx_ring { 65 bus_dma_tag_t desc_dmat; 66 bus_dma_tag_t data_dmat; 67 bus_dmamap_t desc_map; 68 bus_addr_t physaddr; 69 struct rt2560_tx_desc *desc; 70 struct rt2560_tx_data *data; 71 int count; 72 int queued; 73 int cur; 74 int next; 75 int cur_encrypt; 76 int next_encrypt; 77 }; 78 79 struct rt2560_rx_data { 80 bus_dmamap_t map; 81 struct mbuf *m; 82 int drop; 83 }; 84 85 struct rt2560_rx_ring { 86 bus_dma_tag_t desc_dmat; 87 bus_dma_tag_t data_dmat; 88 bus_dmamap_t desc_map; 89 bus_addr_t physaddr; 90 struct rt2560_rx_desc *desc; 91 struct rt2560_rx_data *data; 92 int count; 93 int cur; 94 int next; 95 int cur_decrypt; 96 }; 97 98 struct rt2560_vap { 99 struct ieee80211vap ral_vap; 100 101 int (*ral_newstate)(struct ieee80211vap *, 102 enum ieee80211_state, int); 103 }; 104 #define RT2560_VAP(vap) ((struct rt2560_vap *)(vap)) 105 106 struct rt2560_softc { 107 struct ieee80211com sc_ic; 108 #if defined(__DragonFly__) 109 struct lock sc_mtx; 110 #else 111 struct mtx sc_mtx; 112 #endif 113 struct mbufq sc_snd; 114 device_t sc_dev; 115 bus_space_tag_t sc_st; 116 bus_space_handle_t sc_sh; 117 118 struct callout watchdog_ch; 119 120 int sc_tx_timer; 121 int sc_invalid; 122 int sc_debug; 123 /* 124 * The same in both up to here 125 * ------------------------------------------------ 126 */ 127 uint32_t asic_rev; 128 uint32_t eeprom_rev; 129 uint8_t rf_rev; 130 uint8_t rssi_corr; 131 132 struct rt2560_tx_ring txq; 133 struct rt2560_tx_ring prioq; 134 struct rt2560_tx_ring atimq; 135 struct rt2560_tx_ring bcnq; 136 struct rt2560_rx_ring rxq; 137 138 uint32_t rf_regs[4]; 139 uint8_t txpow[14]; 140 141 struct { 142 uint8_t reg; 143 uint8_t val; 144 } bbp_prom[16]; 145 146 int led_mode; 147 int hw_radio; 148 int rx_ant; 149 int tx_ant; 150 int nb_ant; 151 152 struct rt2560_rx_radiotap_header sc_rxtap; 153 struct rt2560_tx_radiotap_header sc_txtap; 154 155 #define RT2560_F_INPUT_RUNNING 0x1 156 #define RT2560_F_RUNNING 0x2 157 int sc_flags; 158 }; 159 160 int rt2560_attach(device_t, int); 161 int rt2560_detach(void *); 162 void rt2560_stop(void *); 163 void rt2560_resume(void *); 164 void rt2560_intr(void *); 165 166 #if defined(__DragonFly__) 167 168 #define RAL_LOCK(sc) lockmgr(&(sc)->sc_mtx, LK_EXCLUSIVE) 169 #define RAL_LOCK_ASSERT(sc) KKASSERT(lockstatus(&(sc)->sc_mtx, curthread) == LK_EXCLUSIVE) 170 #define RAL_UNLOCK(sc) lockmgr(&(sc)->sc_mtx, LK_RELEASE) 171 172 #else 173 174 #define RAL_LOCK(sc) mtx_lock(&(sc)->sc_mtx) 175 #define RAL_LOCK_ASSERT(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED) 176 #define RAL_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx) 177 178 #endif 179