1 /* $NetBSD: if_urtwnvar.h,v 1.6 2013/03/16 15:48:21 skrll Exp $ */ 2 /* $OpenBSD: if_urtwnreg.h,v 1.3 2010/11/16 18:02:59 damien Exp $ */ 3 4 /*- 5 * Copyright (c) 2010 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 #ifndef _IF_URTWNVAR_H_ 20 #define _IF_URTWNVAR_H_ 21 22 /* 23 * Driver definitions. 24 */ 25 #define URTWN_RX_LIST_COUNT 1 26 #ifndef URTWN_DOTG_WORKAROUND 27 #define URTWN_TX_LIST_COUNT 8 28 #else 29 #define URTWN_TX_LIST_COUNT 1 30 #endif 31 32 #define URTWN_HOST_CMD_RING_COUNT 32 33 34 #define URTWN_RXBUFSZ (16 * 1024) 35 #define URTWN_TXBUFSZ (sizeof(struct r92c_tx_desc) + IEEE80211_MAX_LEN + 8) 36 37 #define URTWN_RIDX_COUNT 28 38 39 #define URTWN_TX_TIMEOUT 5000 /* ms */ 40 41 #define URTWN_LED_LINK 0 42 #define URTWN_LED_DATA 1 43 44 struct urtwn_rx_radiotap_header { 45 struct ieee80211_radiotap_header wr_ihdr; 46 uint8_t wr_flags; 47 uint8_t wr_rate; 48 uint16_t wr_chan_freq; 49 uint16_t wr_chan_flags; 50 uint8_t wr_dbm_antsignal; 51 } __packed; 52 53 #define URTWN_RX_RADIOTAP_PRESENT \ 54 (1 << IEEE80211_RADIOTAP_FLAGS | \ 55 1 << IEEE80211_RADIOTAP_RATE | \ 56 1 << IEEE80211_RADIOTAP_CHANNEL | \ 57 1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) 58 59 struct urtwn_tx_radiotap_header { 60 struct ieee80211_radiotap_header wt_ihdr; 61 uint8_t wt_flags; 62 uint16_t wt_chan_freq; 63 uint16_t wt_chan_flags; 64 } __packed; 65 66 #define URTWN_TX_RADIOTAP_PRESENT \ 67 (1 << IEEE80211_RADIOTAP_FLAGS | \ 68 1 << IEEE80211_RADIOTAP_CHANNEL) 69 70 struct urtwn_softc; 71 72 struct urtwn_rx_data { 73 struct urtwn_softc *sc; 74 usbd_xfer_handle xfer; 75 uint8_t *buf; 76 }; 77 78 struct urtwn_tx_data { 79 struct urtwn_softc *sc; 80 usbd_pipe_handle pipe; 81 usbd_xfer_handle xfer; 82 uint8_t *buf; 83 TAILQ_ENTRY(urtwn_tx_data) next; 84 }; 85 86 struct urtwn_host_cmd { 87 void (*cb)(struct urtwn_softc *, void *); 88 uint8_t data[256]; 89 }; 90 91 struct urtwn_cmd_newstate { 92 enum ieee80211_state state; 93 int arg; 94 }; 95 96 struct urtwn_host_cmd_ring { 97 struct urtwn_host_cmd cmd[URTWN_HOST_CMD_RING_COUNT]; 98 int cur; 99 int next; 100 int queued; 101 }; 102 103 #if 1 /* XXX: sys/net80211/ieee80211.h */ 104 105 #define IEEE80211_HTINFO_2NDCHAN 0x03 /* secondary/ext chan offset */ 106 #define IEEE80211_HTINFO_2NDCHAN_S 0 107 #define IEEE80211_HTINFO_2NDCHAN_NONE 0x00 /* no secondary/ext channel */ 108 #define IEEE80211_HTINFO_2NDCHAN_ABOVE 0x01 /* above private channel */ 109 /* NB: 2 is reserved */ 110 #define IEEE80211_HTINFO_2NDCHAN_BELOW 0x03 /* below primary channel */ 111 #endif /* XXX: 1 */ 112 113 struct urtwn_softc { 114 device_t sc_dev; 115 struct ieee80211com sc_ic; 116 struct ethercom sc_ec; 117 #define sc_if sc_ec.ec_if 118 int (*sc_newstate)(struct ieee80211com *, 119 enum ieee80211_state, int); 120 121 usbd_device_handle sc_udev; 122 usbd_interface_handle sc_iface; 123 u_int sc_flags; 124 #define URTWN_FLAG_CCK_HIPWR __BIT(0) 125 #define URTWN_FLAG_ATTACHED __BIT(1) 126 #define URTWN_FLAG_FWREADY __BIT(2) 127 int sc_dying; 128 129 struct usb_task sc_task; 130 callout_t sc_scan_to; 131 callout_t sc_calib_to; 132 133 kmutex_t sc_task_mtx; 134 kmutex_t sc_fwcmd_mtx; 135 kmutex_t sc_tx_mtx; 136 kmutex_t sc_write_mtx; 137 138 usbd_pipe_handle rx_pipe; 139 int rx_npipe; 140 usbd_pipe_handle tx_pipe[R92C_MAX_EPOUT]; 141 int tx_npipe; 142 int ac2idx[WME_NUM_AC]; 143 144 u_int chip; 145 #define URTWN_CHIP_92C 0x01 146 #define URTWN_CHIP_92C_1T2R 0x02 147 #define URTWN_CHIP_UMC 0x04 148 #define URTWN_CHIP_UMC_A_CUT 0x08 149 150 uint8_t board_type; 151 uint8_t regulatory; 152 uint8_t pa_setting; 153 int avg_pwdb; 154 int thcal_state; 155 int thcal_lctemp; 156 size_t ntxchains; 157 size_t nrxchains; 158 int ledlink; 159 bool iqk_inited; 160 161 int tx_timer; 162 163 struct urtwn_host_cmd_ring cmdq; 164 int fwcur; 165 struct urtwn_rx_data rx_data[URTWN_RX_LIST_COUNT]; 166 struct urtwn_tx_data tx_data[URTWN_TX_LIST_COUNT]; 167 TAILQ_HEAD(, urtwn_tx_data) tx_free_list; 168 169 struct r92c_rom rom; 170 171 uint32_t rf_chnlbw[R92C_MAX_CHAINS]; 172 173 struct bpf_if * sc_drvbpf; 174 union { 175 struct urtwn_rx_radiotap_header th; 176 uint8_t pad[64]; 177 } sc_rxtapu; 178 #define sc_rxtap sc_rxtapu.th 179 int sc_rxtap_len; 180 union { 181 struct urtwn_tx_radiotap_header th; 182 uint8_t pad[64]; 183 } sc_txtapu; 184 #define sc_txtap sc_txtapu.th 185 int sc_txtap_len; 186 }; 187 188 #endif /* _IF_URTWNVAR_H_ */ 189